Zhejiang Flashforge 3D Technology INVENTOR2 InventorII (3D printer) User Manual Inventor2 Englishx

Zhejiang Flashforge 3D Technology CO., Ltd. InventorII (3D printer) Inventor2 Englishx

Manual

                                                                                 InventorⅡ                                                                                                             InventorⅡ User Guide |   Inventor                                                                                                User Guide | www.flashforge.com  Flashforge InventorUser Guide                                                                                                                    lashforge.com        Flashforge InventorⅡ (3D PrinterUser Guide                                                                                                                                        Flashforge 3D PrinterUser Guide                                                                                                       Flashforge Corporation                        Flashforge  3D PrinterUser Guide                                                                              Flashforge Corporation                       0086- 3D Printer)                                                                               Flashforge Corporation- 0579-82273989 Flashforge Corporation                                         82273989
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  2 Content Content ........................................................................................................................................ 2 Preface ......................................................................................................................................... 3 Introduction ................................................................................................................................. 4 Notice .......................................................................................................................................... 5 Chapter 1: 3D Printing Technology ............................................................................................. 8 Chapter 2: About InventorⅡ ..................................................................................................... 10 2.1 About Your InventorⅡ ................................................................................................ 10 Chapter 3: Hardware Assembly ................................................................................................. 19 3.1 Filament Installation .................................................................................................... 19 3.2 Printer Start-up ............................................................................................................ 19 3.3 Loading Filament ........................................................................................................ 20 Chapter 4: Build Plate Leveling ................................................................................................ 24 Chapter 5: About Software ........................................................................................................ 28 5.1 Software Installation .................................................................................................... 28 5.2 Exploring FlashPrint .................................................................................................... 28 Chapter 6: Basic Printing .......................................................................................................... 52 6.1 Generate a Gcode ........................................................................................................ 53 6.2 Print Methods .............................................................................................................. 56 Chapter 7 : Advanced Printing .................................................................................................. 59 7.1 Skills on Supports ........................................................................................................ 67 7.2 Control over Printing Quality ...................................................................................... 73 Chapter 8: Supports and Service ............................................................................................... 78
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  3 Preface Note: Each device must be tested before leaving factory. If there are some residues in extruder or some tiny scratches on the build tape, it is normal and won’t affect the printing quality.  On the completion of this User Guide, thanks all Flashforge engineers and the Flashforge 3D printer users for their unremitting efforts and sincere assistance.   The Flashforge InventorⅡ User Guide is designed for the InventorⅡ users to start their printing journey with Flashforge InventorⅡ. Even if you are familiar with earlier Flashforge machines or 3D printing technology, we still recommend that please read  this guide, as there is lots of important information about the InventorⅡ for you to get a better 3D experience.   For a better and more successful printing experience, you can refer to the following materials: (1) Quick Start Guide Users will find the Quick Start Guide together with the printer accessories. The Quick Start Guide will help you start your print journey as soon as possible. (2) Official Flashforge Website: http://www.flashforge.com   The official Flashforge website contains the up-to-date information concerning Flashforge software, firmware, device maintenance and so on. Users are also able to get the contact information from there.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  4 Introduction Notes:         The  Flashforge InventorⅡ 3D Printer User Guide contains the information needed for you to set up and use this device.     This User Guide includes the following parts: Preface, Introduction, after-sale service.    The Preface section includes resource acquisition channel, the overall framework of the manual, and the problems that should be paid attention to.    The introduction section contains the presentation of 3D printing technology, equipment introduction, unpacking and installation of equipment, software installation an usage.     After-sale section tells the user how to get the support and help.     ·Please read Flashforge InventorⅡ 3D Printer User Guide carefully before use. ·The User Guide is written based on Windows 7 OS.  ·The version of the Flashprint is latest.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  5 Notice Safety Notice ! Notices: Read all the instructions in the manual and familiarize yourself with the Flashforge InventorⅡ User Guide before setting-up and using. Failure to comply with the warning and instructions may result in individual injury, fire, equipment damage or property damage.  PLEASE STRICTLY FOLLOW ALL THE SAFETY WARNINGS AND NOTICE BELOW ALL THE TIME.   · Work Environment Safety  Keep your work place tidy.①  Do not operate ②InventorⅡ in the presence of flammable liquids, gases or dust.  ③InventorⅡ should be placed out of children and untrained people’ reach.  · Electrical Safety  Always use the ①InventorⅡ with a properly grounded outlet. Do not refit InventorⅡ plug.  Do not use ②InventorⅡ in damp or wet locations. Do not expose InventorⅡ to burning sun.  Do n③ot abuse the cord.   Avoid using the device during an thunderstorm.④  In case of uncertain accident, please unplug the device if you do not use it for long.⑤  ·Personal Safety  Do not touch the nozzle and build plate during printing.①  Do not touch the nozzle ②after finishing printing.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  6  Dress properly. Do not wear loose clothing or jewelry. Keep your hair, clothing and ③gloves away from moving parts.  Do not operate the device while you are tired or under the influence of drugs, ④alcohol or medication.  · Cautions  Do not leave the device unattended for long.①  Do not make any modifications to the device.②  To lower the build plate before loading/unloading filament. (The distance between ③the nozzle and build plate should be kept for at least 50mm)  Operate the device in a well④-ventilated environment.  Never use the device for illegal activities.⑤  Never use the device to make any food storage vessels.⑥  Never use the device to make any electrical appliance.⑦  Never put the model into y⑧our mouth.  Do not remove the models with force.⑨   · Environment Requirements Temperature: RT 15-30℃ Moisture: 20%-70%  · Filament Requirements Do not abuse the filament. Please make sure you use the Flashforge filament or the filament from the brands accepted by Flashforge.  · Filament Storage All polymers degrade with time. Do not unpack until filament is needed. Filament
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  7 should be stored in clean and dry conditions.  Legal Notice All the information in this document is subject to any amendment or change without the official authorization from Flashforge.  FLASHFORGE CORPORATION MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRATIES OF MERCHANTA- BILITY AND FITNESS FOR A PARTICULAR PURPOSE.  Flashforge shall not be liable for errors contained herein for incidental consequential damages in connection with furnishing, performance or use of this material  This document contains proprietary information protected by copyright.  Copyright © 2016 Flashforge Corp. All Rights Reserved
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  8 Chapter 1: 3D Printing Technology  3D printing refers to transforming three-dimensional models into physical objects that you can hold and touch. It is also called additive manufacturing because the 3D model is created by “adding” layers upon layers of material until the object is fully formed.  Fused Filament Fabrication(FFF) is the most common method of 3D printing. It is also the method that the InventorⅡ uses. It works by melting plastic material called filament onto a print surface in high temperature. The filament solidifies after it cools down, which happens instantaneously after it is extruded from the nozzle. 3D objects are formed with the filament laying down multiple layers.  1.1 Process 3D printing involves three steps:  1.) Make or download a 3D model 2.) Slice and export the 3D model 3.) Build the 3D model  1.1.1 Make a 3D Model:    Currently, there are three ways of creating a 3D model. ·Designing From Scratch You can use free CAD (computer-aided design) software such as 3DTADA, AutoCAD, SolidWorks, Pro-E, and our own software Happy 3D to design your own 3D model.  ·3D Scanners An alternative method to creating a 3D model is to scan an  object. 3D scanners work by digitizing a physical object, collecting its geometric data, and saving it to a file on your PC. There are also apps that can turn a mobile device into a 3D scanner.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  9 ·From the Cloud The most popular way of obtaining a 3D model is to download it from websites that allow users to upload 3D models that they designed. E.g. : www. thingiverse.com  1.1.2 Slice and Export the 3D Model: Slice software is the software that prepares 3D models for printing and turns them into instructions for the 3D printers. FlashPrint is the slicing software used for the FlashForge InventorⅡ.  Using FlashPrint, you can prepare stl. files to be g. or gx. files for printing. Then the files can be transferred to your InventorⅡ via USB cable, USB stick or Wi-Fi.  1.1.3 Build the 3D Model: Once the output file has been transferred to your InventorⅡ, it will start to turn the 3D model into a physical object by laying down layers of filament.
  InventorⅡ 2.1 About Your 2.1.1 Views                                                                                           InventorⅡ User Guide | Chapter 2: About 2.1 About Your 2.1.1 Views              Front                                        Top                                                                   1. Touch screen   2. Power Switch 3. Nozzle 4. Z-axis guide rod   5. Build plate     User Guide | www.flashforge.comChapter 2: About 2.1 About Your InventorⅡ Front                                        Top                Right                                    Back                                                   1. Touch screen    2. Power Switch      axis guide rod   Build plate   lashforge.com                                Chapter 2: About InventorⅡ Front                                        TopRight                                    Back                                                     axis guide rod    6. Leveling knob  7. Filament cartridge 8. Extruder  9. Filament intake 10. X                                10 Chapter 2: About Front                                        TopRight                                    Back                                                   6. Leveling knob  7. Filament cartridge 8. Extruder   9. Filament intake 10. X-axis guide rod                                Chapter 2: About InventorⅡFront                                        TopRight                                    Back                                                    6. Leveling knob   7. Filament cartridge    9. Filament intake  axis guide rod                                 0086-0579InventorⅡFront                                        Top Right                                    Back  11. Spring presser 12. USB cable input 13. USB stick input 14. Power input 0579-82273989 InventorⅡ 11. Spring presser USB cable input 13. USB stick input  14. Power input  11. Spring presser  USB cable input 13.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  11 2.1.2 Terms Build Plate  The glass surface on which the InventorⅡ builds an object.  Build Tape  The blue tape that covers InventorⅡ’s build plate so that the object can adhere to the build plate well. Build Volume  The three dimensional amount of space that an object will use once it is completed. The largest build volume of InventorⅡ is 140*140*140mm. Leveling Knobs  Knobs under the build platform that are used for adjusting the distance between the nozzle and build plate. Extruder  The device that draws the filament from the spool, melts it and pushes it through a nozzle into the build plate.  Nozzle  Also called “print head”, which located at the bottom of the extruder where heated filament is squeezed out. Extruder Fan  To cool the outer assembly of the extruder and gear motor Filament Intake  An opening located at the top of the extruder .   Filament Guide Tube  A black plastic piece that guides the filament from the filament box to the filament intake    Filament Cartridge  A specific box for placing Flashforge filament  PVP Glue Stick  A solid adhesive used for making the model stick to the build plate firmly     Unclog Tool  A tool that used for cleaning the extruder     Stamping Wrench  A tool that used for seizing the nozzle’s metal cube
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  12 2.1.3 Reference Name  InventorⅡ Number of Extruder   Single Print Technology  Fused Filament Fabrication(FFF) Screen Size  3.5’’ color IPS Touch Screen Build Volume  140×140×140mm Layer Resolution  0.1 - 0.5mm Build Accuracy  ±0.1mm Positioning Accuracy  Z axis 0.0025mm; XY axis 0.011mm Filament Diameter  1.75mm(±0.07) Nozzle Diameter   0.4mm Build Speed  30~150 mm/s Software  FlashPrint Support Formats  Input:3MF/ STL/OBJ/FPP/BMP/PNG/JPG/JPEG Output:GX/G OS  Win xp/Vista/7/8/10、Mac OS、Linux Prodcut Dimensions  420*420*420mm Net Weight  11Kg AC Input  Input:100V-240VAC, 47-63Hz  Power65W Connectivity  USB cable, USB stick, WIFI
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  13 2.1.4 Interface Menus  Click Build   Read the print file from Ÿ The local memory card Ÿ The USB stick Ÿ Return arrow  Select the target print file among the list Ÿ Build: To begin printing ŸCopy: To copy the files to the local memory card from the USB stick.(The button is not available while printing from local memory card ) Ÿ Delete: To delete the print file  Print interface Ÿ Abort: To abort the print job. Ÿ Pause/Resume: To suspend or resume the print job. Ÿ More: To change filament and set up auto shutdown during printing.
  InventorⅡ      InventorⅡ User Guide | User Guide | www.flashforge.comlashforge.com                                                                14  Tools in print interfaceŸFilament: To change filament during printing. (Note: You need to suspend the operation first)Ÿ FinishŸ Cancel: To end the tool orders and to the print interface.  Tap the [Preheat] button to enter the preheat interface. Tap the [Start] button to heat up to the setting temperature.The default temperature is 220.℃Tap the temperature display bar to set the temperature.  To set the preheat temperature. Tap [Yes] to save the setting while tap [No] to cancel the setting.                                 Tools in print interfaceFilament: To change filament during printing.  (Note: You need to suspend the operation first) Finish-Shut: To start auto shutdownCancel: To end the tool orders and to the print interface.Tap the [Preheat] button to enter the preheat interface. Tap the [Start] button to heat up to the setting temperature.The default temperature is 220.℃Tap the temperature display bar to set the temperature.  To set the preheat temperature. Tap [Yes] to save the setting while tap [No] to cancel the setting.                                 0086-0579Tools in print interface Filament: To change filament during (Note: You need to suspend the operation Shut: To start auto shutdownCancel: To end the tool orders and to the print interface. Preheat Tap the [Preheat] button to enter the preheat interface. Tap the [Start] button to heat up to the setting temperature. The default temperature is 220.℃Tap the temperature display bar to set the  To set the preheat temperature. Tap [Yes] to save the setting while tap [No] to cancel the setting.  0579-82273989 Filament: To change filament during (Note: You need to suspend the operation Shut: To start auto shutdown Cancel: To end the tool orders and return Preheat Tap the [Preheat] button to enter the preheat interface. Tap the [Start] button to heat up to The default temperature is 220.℃ Tap the temperature display bar to set the To set the preheat temperature.  Tap [Yes] to save the setting while tap [No]  Filament: To change filament during (Note: You need to suspend the operation  return Tap the [Preheat] button to enter the preheat interface. Tap the [Start] button to heat up to Tap the temperature display bar to set the Tap [Yes] to save the setting while tap [No]
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  15   The picture displays the preheat interface. It shows the actual temperature and the target temperature. Tap the [Abort] button to abort the preheat job.  Tools  Tap [Tools] to enter tool options. Ÿ Filament: To load/unload the filament. Ÿ Level: To adjust the build plate. Ÿ Home: To make the X, Y and Z axes back to the zero point. Ÿ Manual: To manually adjust the positions of X, Y and Z axes. ŸSetting: To implement relevant function setups.  ŸStatus: The check the real-time status of the printer.  Ÿ About: Information about the printer. Ÿ Return arrow  Manual adjustment Ÿ Y+: The extruder moves to the zero point, that is, the back of the machine Ÿ Y-: The extruder moves to the direction opposite to the Y+.  Ÿ X+: The extruder moves to the zero points, that is, to the right direction ŸX-: The extruder moves to the direction opposite to the X+. Ÿ Z+: The build plate elevates. Ÿ Z-: The build plate descends. Ÿ Return arrow
  InventorⅡ  InventorⅡ User Guide | User Guide | www.flashforge.comlashforge.com                                                                16                                    Tap [Setting] to enter the setting interfaceŸ Language: To set the display languageŸ TP Adjust: Adjust the touch screenŸ WIFI: To turn on/down the WIFIŸ Servo on: To turn on/down the servoŸPrinthead Adjust:distance between the extruder and the build plateŸFilament Check Off: To turn on/off the filament checkŸ Factory ResetŸ Return arrow  TP AdjustTo tap the  “+” on the touch screen to adjust the touch                                 0086-0579Tap [Setting] to enter the setting interfaceLanguage: To set the display languageTP Adjust: Adjust the touch screenWIFI: To turn on/down the WIFIServo on: To turn on/down the servoPrinthead Adjust:distance between the extruder and the build plate Filament Check Off: To turn on/off the filament check Factory Reset:Return arrow TP Adjust To tap the  “+” on the touch screen to adjust the touch 0579-82273989 Tap [Setting] to enter the setting interfaceLanguage: To set the display languageTP Adjust: Adjust the touch screenWIFI: To turn on/down the WIFIServo on: To turn on/down the servoPrinthead Adjust: To adjust the initial  distance between the extruder and the Filament Check Off: To turn on/off the  :return to factory setting To tap the  “+” on the touch screen to adjust the touch screen.  Tap [Setting] to enter the setting interfaceLanguage: To set the display language TP Adjust: Adjust the touch screen WIFI: To turn on/down the WIFI Servo on: To turn on/down the servo To adjust the initial  distance between the extruder and the Filament Check Off: To turn on/off the return to factory settingTo tap the  “+” on the touch screen to Tap [Setting] to enter the setting interface  To adjust the initial  distance between the extruder and the Filament Check Off: To turn on/off the return to factory setting To tap the  “+” on the touch screen to
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  17     Servo On: Actually, the present servo status is off. And the servo’s swing arm withdraws. Tap ‘+’ or ‘-’ to adjust the status of swing arm. Tap ‘+’, the arm swings down while tap ‘-’ , the arm swings up.  Servo OFF: Actually, the present servo status is on. And the servo’s swing arm withdraws. Tap ‘+’ or ‘-’ to adjust the status of swing arm. Tap ‘+’, the arm swings down while tap ‘-’ , the arm swings up.  WIFI: ŸReset: Reset the WIFI ŸTurn on WIFI: Turn on the WIFI, release the WIFI hotspot and set the WIFI on computer ŸReturn arrow  Printhead Adjust: After the build plate and extruder finish the initial movement, you can tap  ‘+’or  ‘-’ to adjust the distance between the build plate and nozzle. Z:0. 00 stands for the position where the servo is precisely triggered.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  18  Status: It displays the real-time status of the extruder temperature, fan and filament.    About: It displays the basic information about the device.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  19 Chapter 3: Hardware Assembly Your Inventor Ⅱhas been installed before leaving factory, you can start up the InventorⅡ for printing after mounting the filament spool and completing leveling.  3.1 Filament Installation                                            3-1                                          (3-1) The filament cartridge is at the rear of InventorⅡ. Lift the cartridge out of the InventorⅡ.       3-2 (3-2) Take out the filament and thread it through the filament detecting equipment. (Note: The filament should feeds from the bottom of the spool towards the top ) After installing the filament, put the cartridge back to the printer. 3.2 Printer Start-up                                 3-3 Black Filament Detecting Equipment pwoer  Power in
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  20                                                 (3-3)Insert the power supply into the power input on the back of the InventorⅡ and plug the power cord into an electrical outlet.        (3-4) Press the starter button to start the device. 3.3 Loading Filament For stable filament loading and proper device protection, you need to install the filament guide tube properly.   (3-5) Take out the filament guide tube, thread the filament from the filament cartridge through the tube.       3-5 (3-6) Insert the filament from the filament guide tube into the filament intake.             3-4    3-6
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  21    Next, we will load the Flashforge filament.(Note: Please lower the build plate to increase the distance between the nozzle and build plate to 50mm at least for avoiding nozzle jam.)      (3-7) Tap [Tool].                                                                                             3-8 (3-8) Tap [Filament]--[Load]    3-9 (3-9)After the extruder’s temperature reaches 220, the printer will sound a beep to℃  3-7
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  22 prompt you to load the filament into the extruder.                                          3-10 (3-10)Insert the filament into the extruder at an upright angle. Then the filament will be drawn through the extruder. Do not tap [Cancel] until the filament load the extruder steadily.  3.4 Unloading Filament        3-11 (3-11) Tap [Tool]-[Unload] and the extruder starts heating up.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  23                                                                        3-12 (3-12) After the extruder reaches 220, the printer will sound a beep to ℃prompt you to unload the filament from the extruder. Press the spring presser, press down the filament for about three seconds and gently pull the filament out. Note: Do not pull out the filament with force as it will damage the gears. If the melted filament has cooled down in the extruder, please repeat the steps above.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  24 Chapter 4: Build Plate Leveling InventorⅡ creatively adopts three-point intelligent leveling system, which will give clear and comprehensive feedback to users. There are three spring-loaded knobs under the build platform. The distance between the plate and nozzle increases while tightening the knobs. On the contrary, the distance reduces.  (4-1) Tap [Tools] - [Level] on your InventorⅡ touch screen. Please wait while the extruder and platform finish initial movements. After that, operate according to the guide on the touch screen.                                          4-1 (4-2) After tapping [Yes], the extruder starts to move towards the first point and the plate moves up and down to verify the distance between nozzle and plate.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  25                                         4-2 (4-3) When it shows that the distance is too big, please unscrew corresponding nut under platform clockwise until hearing a steady beep and the [Verify] button appears.                                                                      5-4 4-3 (4-4) If the distance is appropriate, tap [OK] to second point leveling. If still not, please follow the prompts to adjust again till you see [OK] button.                                       4-5 (4-5) Repeat steps 2 through 4 above to complete second and third points leveling and then Tap [Finish] to exit.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  26    Leveling Emergency Plan: Some leveling spare parts may be damaged after being used for a period of time. Now users could adopt the emergency plan for leveling. (1)Insert the USB stick to the USB port. (2)Tighten each of the three knobs underneath the build platform until they go no further (3)Tap [Build] on the touch screen, tap the USB icon and then select Leveling.g file. (4)Tap [Build], then the build plate and the extruder start moving. (5)After they stop moving, you can adjust the distance between the build plate and the nozzle manually. Move the extruder to the position right over the front-left knob, and adjust the knob individually. Use a A4 paper to check the distance. As you adjust the knob, make sure the paper just slides between the nozzle and build plate. There will be somewhat friction on the paper but still can easily pass the paper between the plate and the nozzle without tearing or damaging the paper. (6)Then move to the positions right over the right-front and rear knobs successively, and then adjust the distance according to the descriptions above.  (7)Then move to the center of the build plate for a check. Confirm that the paper slides between the nozzle and build with a moderate amount friction.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  27 (8)Tap the Abort       button and finish leveling.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  28 Chapter 5: About Software 5.1 Software Installation 5.1.1 Software Acquisition Method 1: To get the installation package from the USB disk in the toolkit.    Method 2: Open the link below to download the installation package:      http://www.flashforge.com    Steps:  Support---Downloads---Flashprint---chose the software version---download           5.1.2 Software Installation and Start-up 1. Decompress the zipped file or start the installation program, and then install the software according to the direction. 2. Start the software with the start menu shortcut or by clicking the software icon.(See 5-1)                                        5-1  5.2 Exploring FlashPrint 5. 2.1 Machine Type Selection ! After starting FlashPrint, you need to select the target machine type first.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  29 When you start FlashPrint, a dialog box will pop up. Just select Flashforge InventorⅡ in the machine type list and click [OK]. You can also change the machine type via clicking [Print]--[Machine type]. See graphic 5-2:        5-2 5.2.2 Software Introduction                         5-3
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  30  Load one or multiple files.  Enter the support edit mode  Print it directly with your InventorⅡ or export to your USB Stick  View FlashPrint home screen from one of six viewing angles  Move model around on xy-plane; shift+click to move along z axis  Turn and rotate your model  Scale the size of your object  Cut model into several parts  5.2.3 Loading You can load a model file or Gcode file into your Flashprint by the following six methods:  Method 1: Click the Load icon        on the main interface. Then select the object file. Method 2: Select the file for loading and drag the file to the main interface of the software. Method 3: Click [File]--[Load File]. Then select the object file for loading. Method 4: Click [File]--[Examples] to load the example files Method 5: Click [File]--[Recent Files] to load the files opened recently. Method 6: Select and drag the target file to the icon of Flashprint.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  31 Note: .STL, .OBJ, and .FPP, ways to store 3D models, are supported by Flashprint for editing. Generating Rilievo Loading a png, jpg, jpeg, bmp picture file into the FlashPrint. And the following dialogue box(5-3) will pop up. The setting box includes settings for shape, mode, maximum thickness, base thickness, bottom thickness,width, height, top diameter and bottom diameter.  Shape: including plane, tube, canister and lamp.  Mode: including “darker is higher”and “lighter is higher”. Maximum thickness: Z value of the model Base thickness: The minimum raft thickness and the default value is 0.5mm Width: X value of the model Depth: Y value of the model Bottom thickness: For tube, canister and lamp to set up bottom thickness Top diameter: For tube, canister lamp and steal to set up the top diameter Bottom diameter: For tube, canister, lamp and steal to set up the bottom diameter             5-4
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  32   Plane(5-5)              Tube(5-6)   Cansiter(5-7)
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  33                                              Lamp(5-8)                                  Seal(5-9)  5.2.4 Views Changing views① Change model views by moving, rotating, scaling. ● Drag Click the [View] icon       and then you can move the object by the following three methods: Method 1: Hold down the left mouse button and drag. Method 2: Hold down the middle mouse button and drag.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  34 Method 3: Hold down the Shift key, hold down the right mouse button and drag.  ● Rotate Click the [View] icon        and then you can rotate the object by the following two methods: Method 1. Hold down the right mouse button and drag. Method 2. Hold down the Shift key, hold down the left mouse button and drag. ● Scale Rotate the mouse wheel to enlarge or shrink the build plate.    ②Set View Allows users to view the object on the build plate. Six views are under the view menu, that is, home view, bottom view, top view, front view, back view, left view and right view.   Method 1: Click the the [View] button, there are six views in the drop- down list Method 2: Click the the [Look] icon       on the left, click it again and a submenu will appear with six views for selecting.  ③Reset View Allow users to reset views by the following two methods: Method 1: Click the [View] menu and select [Home View] Method 2: Click the [View] button on the left, click it again and you will see the viewing options, you can click [Reset].  ④Show Model Outline Click [View]--[Show Model Outline], it will highlight the yellow border of the object
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  35 ⑤Show Steep Overhang Click  [View]--[Show Steep Overhang]. When the intersection angle between the model surface and horizontal line is within the overhang threshold value, the surface has steep overhang and it becomes red in the software. Overhang threshold value could be set as needed. The default value is 45 degree.  5.2.5 Move Select the object and move the object by the following two methods: Method 1: Click the [Move] icon on the left, hold down the left mouse button and drag to adjust the location of the model in XY direction. Hold down the Shift key, hold down the left mouse button and drag to adjust the location of the model in Z direction. The distance and the direction of the movement shall be displayed. Method 2: Click the [Move] button on the left and then enter the distance value. Click [Reset] to reset distance values. Note: Users shall click [Center] and [On Platform] after the location adjustment to ensure the model(s) be within the build area and on the build platform. If a specified position is needed, only to click [On Platform].  5.2.6 Rotate Select the target object and rotate the object by the following two methods:  Method 1: Click the [Rotate] icon on the left and three mutually perpendicular rings appear around the object Click one ring and rotate on the present axis, you will see the rotation angle and direction in the center of circle. In this way, you could make the model rotate on X/Y/Z axis. Method 2:  Click the  [Rotate] icon on the left, and then enter into rotating angel values in X/Y/Z axes positioning. Click [Reset] to reset rotating angel values.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  36 5.2.7 Scale Select the target object and scale the object by the following two methods:  Method 1: Click the  [Scale] icon on the left, hold down the left mouse button and scale the model. The corresponding values will display near the object. Method 2: Click the [Scale] icon on the left and then enter into scale values in X/Y/Z axes positioning. Click the [Maximum] button to get largest size possible for building. Click [Reset] to reset the size of model. Note: If the [Uniform Scaling] radio button is clicked, it will scale the model in equal proportion when changing value in any positioning of the model. Otherwise it will only change the value of the corresponding positioning.  5.2.8 Cut Left-click on the model to select it and double-click on the Cut icon to set the cut plane. The direction and position are available for setting. Draw with Mouse①      X Plane②
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  37 Y③ Plane      Z Plane④      5.2.9 Supports After loading the model, click [Edit]--[Supports] or click the Supports icon directly, then you will enter the support edit mode(as shown in the picture below). Click [Back] to exit when you finish editing.        5-10 Support Options①
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  38 Click the Support Options, an option box will appear, supports options include “treelike”and  “linear”, when choose  “treelike”, click  [OK], then it will generate treelike structure; when choose  “linear”, click  [OK], then it will generate linear structure; if it is a model with supports, when you choose one of the supports options, software will judge whether existing supports need to be deleted or not on the basis of  the type of existing support, and will pop up the corresponding prompt to let you make the choice.                                       ②Auto Supports Click the [Auto Supports] button, the software will judge the position where supports are needed and generate corresponding treelike or linear supports. If it is a model with supports, the existing supports will be deleted and new supports will be generated.  ③Add Supports Supports will be added once clicking the  [Add] button. Move the cursor to the position where supports needed, left-click to choose the starting point of supports, hold down the left mouse button and drag the mouse the supports preview will show up(if support surface doesn’t need support or the support column angle is too large, will highlight the support review ). Loosen the left mouse button, if support column doesn’t meet with model, then support will be generated on origin and terminal  5-11
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  39 point(the highlighted preview support won’t generate support structure )  ④ Clear Supports Click [Clear Supports], all supports will be deleted. The operation can be repealed via clicking [Undo] or pressing the shortcut key Ctrl+Z.  ⑤Delete Supports Supports will be deleted once clicking the  [Delete] button. Move the cursor to the supports needed deleting, current supports and its subnode support will be highlighted, click the left mouse button to delete these highlighted support.  5.2.10 Print            Preview:① Choose to enter preview interface or not Print when slice done: ②Print or not when slice done  5-12
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  40 Material type:③ Choose according to the type of model Supports:④ When print suspended structure models, support is necessary. Click [supports] to create support part for the printing. Raft:⑤ This function will help the model to stick well on the platform. Wall:⑥ During dual color printing, this function will help to clear the leaking filament of another extruder. Vase Mode: ⑦No capping for the model Resolution⑧:You have three resolution solution(with default setting)to choose from, high resolution is corresponding with slow printing speed, opposite for the low resolution. For PLA printing, an extra solution “Hyper” is available. More options:⑨ Click  [More options]  to set for layer, shell, infill, speed and temperature. Different resolution solution is corresponding to different defaults, click [Restore Defaults] to back to default setting.     ●Layer     a. Layer: Layer thickness of the printing model. With a small value, the surface of the model will be more smooth.     b. First Layer Height: This is the first layer of the model, which will affect the sticking performance between the model and platform. Maximize is 0.4mm, usually the default is ok.     c. Shell: Contains the outside shell value, capping layer value (under vase pattern, top solid layer setting is invalid.)     ● Primeter Shells: Maximize is 10     a. Top Solid Layer: Maximize is 10, minimum is 1.     b. Bottom Solid Layer: Maximize is 10, minimum is 1.     ● Infill
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  41     a. Fill Density means fill rate. b. Fill Pattern is the pattern of filling shape which effects printing duration. c. Combine Infill:  You can select the layers for combining according to the layer thickness. The combined thickness should not exceed 0.4mm. “Every N layers” is for all the infills while “Every N inner layers” is only for inner infills, which generally can save print time.      5-13      ● Speed a. Print Speed is the moving speed of the extruder. Generally, the lower speed is, the better print you will get. For PLA printing, 80 is recommended. b. Support Print Speed is needed to set when choosing Slic3r as the  slice engine which can control the moving speed of the extruder when printing the supports.   c. Travel Speed is to control the moving speed of the extruder under non-printing Status during work. For PLA printing, 100 is recommended. Note: Modify parameters settings to get better prints as different models need different parameters.     ● Temperature     Extruder Temperature: Recommended extruder temperature is 220.℃ Note:  Different temperatures have subtle influences in prints. Please adjust the temperature according to the condition in order to get a good print.      ● Others      Pause At Heights: Allows users to pre-set a height in which the print will suspend automatically. The function usually applied when you want to change the
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  42 filament at a certain point.      (5-13) Click[Edit], then you can add or remove a height.   5.2.11 File Menus ①New Project Click  [File]--[New Project] can build a blank project. If there is an unsaved modification on previous project, then it will inform you whether the modification needs to be saved or not. Click  [Yes] will save the modification, click  [No] will abandon it. If click [Cancel] or close tool tip, then will cancel the new project.      ②Saving After finishing the model edit and adjustment, there are two ways below to save all models in the scene. Method 1: Click [File]--[Save Project] in the menu bar to save the file as a project file with the “.fpp”suffix, all models in the scene (include support) are independent . After reloading the files, extruder configuration information and model position will be the same as the configuration during saving.  5-15                                                           5-14
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  43 Method 2:  Click on [File]--[Save as...] to save the model as project file .fpp or .stl and .obj. For .stl and .boj, models are integrated as one(include support part). If load it again, only the position of the model was saved, not included the printing parameters.   ③Preferences Click [File]--[Preferences], you can choose language and if needs detecting update when start             ● Language:  The software supports six languages, namely, Chinese(simplified Chinese and traditional Chinese), English, French, Korean, Japanese and Russian. ● Printing Window Type: Including Base Mode and Expert Mode  ● Check for Update after start up: It is used to preset if it is necessary to activate the online automatic update function, if choose yes, every time when you open software, it can online detect if it is a new version software, once new version found, it will reminds users to download and install new version firmware.  5.2.12 Edit Menus ①Undo Allows users to undo the recent edits by the following two methods: Method 1: Click [Edit]--[Undo].   5-16
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  44 Method 2: Press the shortcut Ctrl+Z.   ② Redo Allows users to redo the most recent edit you have undone to your model file by the following two methods Method 1: Click [Edit]--[Redo] Method 2: Press the shortcut Ctrl+Y.  ③Empty Undo-stack To clean up the recorded operating steps so as to release the memory.   ④Select All  By the following two methods, you could select all models in the scene. (When models are too small to be seen or out of viewing scope, please click [Center] and [Scale] buttons to adjust the model.) Method 1: Click [Edit]--[Select All]. Method 2: Press the shortcut Ctrl+A.   ⑤Duplicate Select the object and duplicate the object through the following two methods: Method 1: Click [Edit]--[Duplicate] Method 2: Press the shortcut Ctrl+D ⑥ Delete Select the object and delete the object through the following two methods: Method 1: Click [Edit]--[Delete] Method 2: Press the shortcut Delete ⑦ Surface to Platform After selecting the model, you can make the model surface to platform via the
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  45 following operation. Click [Edit]--[Surface to Platform] into surface to platform mode(As  shown in the picture)                                                                (Surface to Platform) ⑧Auto Layout All Click  [Edit]--[Auto Layout All] after loading one or more than one models, all models will be placed automatically as automatic placement rule.  5.2.13 Print Menus  Connect Machine① You can connect the InventorⅡ with your PC via a USB cable or WIFI. Note:  The machine icon on the bottom right displays the connection status:   Connected  Disconnected   5-17
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  46 Method 1:Connect Via USB Cable a. Connect your InventorⅡ with your PC via an USB cable. b. Turn on your InventorⅡ and start Flashprint. c.Click  [Print]--[Connect Machine],  then select USB in the  [Connection Mode] option and select machine you want to connect in [Select Machine] option. If you can not find your machine, click the [Rescan] button to scan your machine and select it. Finally click [Connect] button to connect to the printer. If you still can not find your machine after rescan, it means you haven’t installed the driver in the software.           5-18  Method 2: Connect Via WIFI Connect ①InventorⅡ with your PC under AP mode a.Turn on your InventorⅡ b.Tap [Tools]-[Setting]-[WIFI]-[WIFI ON]     c. Click on the wireless network on the left bottom, and find the wireless signal-“InventorⅡ”. Click [Connect] to finish network connection. d. Click[Print]-[Connect Machine] on Flashprint. Then the following dialog box pops up. You need to select  “Wi-Fi” in Connect Mode. Enter into the IP Address shown on the interface and then click [Connect].
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  47      5-19  If successfully connected, you will see the following red mark.        Connect ②InventorⅡ with your PC under STA mode     a. Turn on the WIFI of InventorⅡ and connect your PC with InventorⅡ via the WIFI. Press [ Tools ],  [ Setting ], [ WIFI ], and [ WIFI ON]. b.“InventorⅡ” continuous signal will be found available on the network list.     c. Once your PC is connected with your InventorⅡ. Open the Internet browser and enter  “10.10.100.254” and enter the default  user name(admin) and password(admin).          5-20 ƒ You will enter the WIFI setting panel, it displays as follows:
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  48         5-21 d. Select WIFI mode as STA mode, and then complete the corresponding setups, you can change the SSID(the WIFI’s name) and the password, select [Enable] in DHCP auto get IP, then click [Save]. The following interface will appear.            5-22 e. Click the [Restart] button. You need to restart your InventorⅡ’s WIFI. And then your InventorⅡ will connect with your computer via the WIFI that you’ve set up.  Disconnect ②InventorⅡ Click [Print]--[Disconnect] to disconnect your PC and InventorⅡ.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  49 5.2.14 Tool Menus ①Control Panel After connecting PC with InventorⅡ, click [Tools]--[Control Panel] to open the control panel.            5-23 ● Jog Controls a.  Jog Mode:Select the distance that extruder/ build plate move a single time (that is, the distance extruder/ build plate move upon your single click). b. Six blue arrow direction button: Control the move along X/Y/Z axis. X/Y axis button control extruder move, Z axis button control build plate move. Click X-, extruder will move leftward a specified distance; Click X+, extruder will move a specified distance rightward. Click Y-, extruder will move forward a specified distance; Click Y-, extruder will move backward a specified distance. Click Z-, build plate will move upward a specified distance; Click Z-, build plate will move downward a specified distance. (Specified distance refers to the move distance you set in Jog Mode. c. Stop: Click the [stop] button to abort the current movement. d. XYZ coordinate frame on the right side: Show the current position of extruder/build plate.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  50 e. Make Current Position Zero button: Set the current position of the  extruder/build plate as (0, 0, 0). (NOTE: X, Y, and Z boxes are for display purposes. Changing the value in the boxes will not affect anything. f. Center X/Y/Z button: Extruder and build platform will back to the zero (0, 0, 0) you set last time. g. X/Y Speed and Z Speed: Set the move speed of extruder/ build platform. ● Limit Switch: In order to protect your InventorⅡ, three limit switches are equipped to control the maximum position, and the three limit switches corresponding to X/Y/Z axis limit switch. It has two status: a. Not Triggered: If the extruder/build plate don’t move to its maximum, X/Y/Z axis limit switch is not triggered, and shows “Not Triggered”. b. Triggered:  If the extruder/build plate moves to its maximum, X/Y/Z axis limit switch is triggered, and shows “Triggered”. ● Stepper Motor Controls: Allows users to control to stepper motor. Click [Enable], and lock the motor so it does not allow any movement; click [Disable], and unlock the motor to be controlled manually. ● LED Color: Allows users to change the LED color of InventorⅡ. ● Extruder Controls: You can set the value of “Motor Speed(RPM)”, which can control the rotation speed of filament feeding wheel. The motor rotation time can be controlled via setting the value of  “Extruder Duration”.Generally we suggest the users choose option of continuous time 60 seconds. The filament must loaded in the extruder before motor starts. Therefore, do not start rotation operation until the extruder temperature reaches to the printing temperature of filament. For PLA filament, the extruder temperature should reach 200, after reaching the extruder ℃temperature, click the [Forward]/[Reverse] rotation button to control filament load and filament unload. Furthermore, if you want to stop filament load and unload, you can click [Stop].
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  51 ● Temperature Control: Input the temperature you want to get in the left frame, click [Apply], the printer will automatically heat the corresponding part, the right side shows the current actual temperature of corresponding part. After starting heating, the below curve of temperature form will start to change, different color correspond different parts’ temperatures   ②Update Firmware Every time when you start Flashprint, it will automatically detect and download the up-to-date firmware. If any update is available, a dialog box will pop up for reminding the users to update. Step 1:  Click  [Tools]--[Update firmware]. It needs to cut off connection before updating firmware. If software and printer are already in connection, it reminds you cutting off the connection, choose [Yes] and go on to the next step. Step 2: Choose corresponding printer type and firmware version and click [OK] in the firmware updating box. After confirming the printer is in free state, the software will automatically update the firmware         5-24  Step 3:Reboot you InventorⅡ and wait for 4-5 seconds, then you can see the update process bar. When the update finishes, it will go back to the main interface.  Step 4:Tap[Tools]--[About] to check] to check whether the updated version is right.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  52   ③On Board Preferences When the computer and printer are in connection, click [Tools]--[On Board Preferences], you can check the printer name.     ④Machine information  When the computer and printer are in connection state, click  [Tools]--[Machine information], you can check the machine type, machine name and firmware etc.  5.2.15 Help Menus  Help Contents①:Click [Help]--[Help Contents], you can read the help contents.  Check for Updates②:Click [Help]--[Check for Update] to detect the available updates online.  About FlashPrint③:Click [Help]--[About Flashprint], the software information box will pop up. The contents include the current software version and copyright information.      5-25
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  53 Chapter 6: Basic Printing  This chapter will provide a step-by-step guide on turning a 3D model into a physical reality. Before proceeding, it is recommended that you’d better go over prior chapters on loading/unloading filament, leveling the build platform, and the functions and capabilities of FlashPrint.  6.1 Generate a Gcode (6-1)Double-click the icon of Flashprint to start the software.                                    6-1 (6-2)Click[Print]--[Machine Type] to select Flashforge InventorⅡ                                      6-2 (6-3)Click the [Load] icon to load a .stl model file and the object will display on the build area.     6-3 (6-4)Click [Edit]--[Surface to Platform] to make your model perfectly positioned on the build area. Click [Back] and double-click the Move icon again, then click [On the Platform] and [Center] to ensure the model be on the platform. 34
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  54                                             6-4 Note:If you’ve place your model in a right place, you can skip the step above. (6-5) Click the Print icon on the top, you should make some setups for your print job.          Preview: If you check the [Preview] box, you can preview your model after slicing is done. Print When Slice Done: If you print via USB cable, you can check the box, while if you print via USB, you should not check the box. Machine Type: Flashforge InventorⅡ   6-5
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  55 Supports: If you print a model with supports, you should click the inverted triangle and select [Enable]. Raft: You are suggested to select [Enable]. Resolution: You are suggested to select [Standard] More Options: You are suggested to keep them default. Click [OK] to select the path to save the Gcode file. You can rename the file as you like and save it as a .g or .gx file, click [Save] to generate a Gcode file.  6-6 Note: .gx files are available for preview while the .g files are not. They are displaying as follows:                  g. Files                              gx. Files 6-7                           Next, we are going to print the model.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  56 6.2 Print Methods After generating the Gcode file, you can transfer it to your InventorⅡ. You can transfer the file through USB cable and USB stick. 6.2.1 Print from Computer (USB connection) Connect your ①InventorⅡ with your PC via a USB cable. Turn on your ②InventorⅡ, level the build plate and load the filament. ③ Click  [Print] and transfer your Gcode file to your InventorⅡ. After completing transference, the printer will heat up automatically. And when heating finishes, the print will start to build the model.     6-8     6-8 ④When your PC connects with FlashPrint successfully. The status box on the bottom right displays the real-time nozzle temperature. After finishing preheating, your InventorⅡ starts the print job directly.   6.2.2 Print from Computer (WIFI connection) ① Connect your InventorⅡ with your PC via WIFI. ② Turn on your InventorⅡ, level the build plate and load the filament.     ③ Click  [Print]  and transfer your Gcode file to your InventorⅡ. After completing transference, the printer will heat up automatically. And when heating finishes, the printer will start to build the model.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  57 If you want to print a Gcode from a local folder, you just need to load the file into Flashprint at the status of USB connection or WIFI connection, then click the [Print] button on the top-right.  ● Load the target Gcode file into FlashPrint.                6-9 ● Click the [Print] button, the PC will transfer the Gcode file to the printer.          7-10 ● After finishing transferring, the printer will heat up automatically. And when heating finishes, the print will start to build the model.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  58               6.2.3 Print from USB Flash Disk ①Insert your USB flash disk with target .g or .gx file to your InventorⅡ.  ②Turn on the InventorⅡ. Make sure the build plate has been leveled and the filament is loaded. ③Tap [Print] and then tap the  SD Card  icon in the middle. The file(s) will be displayed on the screen. Select the file you want to print and tap [Print]. The file will be transferred to the printer.  ⑥And the printer will heat up the nozzle automatically and start to print after the nozzle reaches the aimed temperature.,  Abort:To stop heating and printing. Once you tap [Abort], the process is irreversible.  Pause:To suspend the print job, you can tap it again to resume it. You can use this function when you want to change the filament halfway.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  59 Chapter 7 : Advanced Printing  When you get familiar with your InventorⅡ, you will definitely want to accomplish some advanced prints. This chapter will take you to get to know the advanced printing skills.  Expert Mode grants the users more freedom of parameter edition. There are two modes are available for users, one is “Basic Mode” and the other is “Expert Mode”.          7-1 Select Profile: Allows users to select the required scheme. There are three options for users (low/standard/high/high) and the default is PLA standard. Different schemes correspond to different parameter settings. High-quality scheme produces high-resolution object but at a low speed. On the contrary, low-quality scheme produces low-resolution object but at a high speed. When printing with PLA, users will find a “hyper” option available.     General: a. Layer Height Thickness of each layer. The less thickness of layers, the more time will be used and
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  60 the better model will be printed.  b. First Layer Height When printed with thinner layers, comparative thicker bottom layer could improve adhesion and tolerance for non-perfect build plates. 2)Speed a. Base Print Speed: The fiducial value of extuder’s movement speed during printing(For subsequent speeds counting ). With a lower speed, the printer can build an objects with higher resolution and more smoothness. b. Speed at which extruder moves when not extruding filament. c. Minimum Speed: The minimum extruder’s movement speed during printing d. First Layer Maximum Speed: The max printing speed for printing the first layer(Note: It’s invalid to the model which has a raft ) e. First Layer Maximum Travel Speed: The max travel speed for printing the first layer(Note: It’s invalid to the model which has a raft ) 3)Temperature It displays the temperature of “Extruder”. 4)Retraction a. Retraction Length: Amount of retraction. Retraction can help users reduce stringing or oozing during printing. (The default value shall be suggested.) b. Speed: Speed at which the filament is retracted. The default value shall be suggested.                                                   7-2
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  61      Perimeter 1)Thickness a . Shell Count: Numbers of laps for each layer’s shell. Maximum: 10; Minimum: 1. b. Maximum Path Overlap: Max amount of overlapping extrusion for some models, especially small models.  2)Speed: a. Exterior Speed: Speed at which the exterior shell is printed.  b. Visible Interior Speed: Speed at which the visible interior shell is printed.  c. Invisible Interior Speed: Speed at which the invisible interior shell is printed.  3) Start Points a. Mode: There are two options for Start Point mode. One is  “closest to specific location”, the other is “use random start points”. b. X: The coordinate value of X c. Y: The coordinate value of Y            Infill General  7-3
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  62 a. Top Solid Layer: Number of solid layers on the upper surface of model. b. Bottom Solid Layer: Number of solid layers on the under surface of model. c. Fill Density: Determines the interior solidity of the model. d. Fill Pattern: Determines the infill pattern used for the interior of part, Hexagon infill has higher strength and Line infill take less print time. e. Start Angle: Angle of the infill’s first layer f. Overlap Perimeter: The overlap width between the infill and the shell.  g. Vase Mode: When enabled, the interior infill and top solid infill will not printed.(Using this option will force 0% infill with only a single perimeter) 2) Speed a . Solid Speed: Speed at which the top/bottom parts are printed. b. Sparse Speed: Speed at which the infill is printed. 3)Combine Infill a. Maximum Combine Layers: Select the layer amount according to the layer height. The total height shall not be over 0.4mm. b. Combine Mode: Including “Sparse and Solid” and “Sparse Only”. “Sparse Only” mode only applies for the inner infill layers.                 7-4
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  63  Support 1)General a. Enable Support: Allows users to turn on/off the support option. Support structure can prevent the model from collapsing. If choosing “Yes”, then both treelike and linear supports are available for setting up. If choosing “No”, then both treelike and linear supports are unavailable for setting up.  2)Treelike a. Speed: Speed at which the treelike supports are printed. b. Space to Model(X/Y): The gap between the treelike supports and the model contact surface (in the X/Y directions). c. Shell Count: To control the printing laps for support’s outer shell. 3)Linear a. Speed: Speed at which the linear supports are printed. b. Space to Model(X/Y): The gap between the treelike supports and the model contact surfaces (in the X/Y directions). c. Space to Model(Z): The distance between the treelike supports and the model contact surface (in the Z direction). d. Path Space: The distance between the adjoining paths.          8-5
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  64  Additions 1)Raft a . Enable Raft: Enable to print raft during printing. Raft could help the model stick to the build plate. b. Margin: The distance between raft’s outline and outline of model’s first layer. If the raft is enabled, the extra raft area around the object is also enabled. Increasing the margin will create a stranger raft while using more materials and leaving less area for your object. c. Space to Model(Z): The gap between the raft top and the model’s first layer. 2)Pre-extrusion a . Enable Pre-extrusion: Enable the extruder to pre-extrusion until .  b. Space to Model: The maximum distance between the pre-extruded filament and model’s first layer. C.Path Length: The filament length of pre-extrusion. d. Speed: The printing speed of pre-extrusion. 3)Wall a. Enable Wall: Enable the extruder to print wall during printing. Enabling wall can prevent the object from stringing or oozing to some extent. b. Shell Count: To control the printing laps for support shell. c. Space to Model: The minimum distance between the wall and model. d. Speed: Speed at which the wall is printed.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  65              Advanced 1)Stepper Motor Voltage(Usually keep default) a. X-Axis: Voltage parameter of X-axis stepper motor. The bigger the value is, the more heater will produce. b. Y-Axis: Voltage parameter of Y-axis stepper motor. The bigger the value is, the more heater will produce. c. Z-Axis: Voltage parameter of Z-axis stepper motor. The bigger the value is, the more heater will produce. d. A-Axis: Voltage parameter of right-extruder stepper motor. The bigger the value is, the more heater will produce. e. B-Axis: Voltage parameter of left-extruder stepper motor. The bigger the value is, the more heater will produce. 2)Others a.Extrusion Ratio: The filament amount extruded by the extruder. Default: 109%                                 7-6
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  66 Max:125% (Usually the default ratio is suggested)   b. Path Width: The width of the path, the default value is 0.4mm. Keeping default is suggested. c. Path Resolution: The default value is 0.1mm. The bigger the value is, the lower the extrusion resolution is. On the contrary, the extrusion resolution is much higher.          Others Dimensional Adjustment a. Enable Adjustments: Enable software to make compensation for errors. b. External Compensation: Enable software to make compensation for the outer diameter error. c. Internal Compensation: Enable software to make compensation for the inner diameter error.        7-8  7-7 带格式的: 字体: (默认) Times NewRoman
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  67    Save as new Allows users to save the model as a new file after parameter modification. How to do? After getting all the required parameters modified, click [Save as new], then a dialogue box will pop up. Users need to enter the file name into the box, then click [OK]. Click the drop-down menu of [Select Profile], the new added scheme can be found in the list.     Remove Allows the users to delete the added scheme(s). Select one of the added schemes, click [Remove] and a dialogue box will pop up for confirmation. Click [Yes] to remove it or click [No] to cancel the current operation. Restore Default: Allows users to restore to the default settings. Save Configuration: Allows users to save the present configuration.   7.1 Skills on Supports (Reference Video:Skills on Supports) Support structures enable the printing of models with steep overhangs and cantilevered sections. The InventorⅡ 3D printer utilizes Fused Filament Fabrication (FFF) technology, which works on the additive manufacturing principle of heating and laying down material layer by layer to create an object. Many sophisticated 3D print designs require materials to be deposited on a layer where there was not a previous layer, or the designs have steep angles which might cause undesired drooping during the print. In these cases, support structures are needed to ensure objects integrity and print quality.  Principle of 45 Degrees① Generally speaking, if the 3D model has an overhang of more than 45 degrees, you
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  68 will need supports. This angle is determined by the material, layer height, extrusion width, and temperature. It is critical to adjust the support structures accordingly to ensure the best print result, especially for large 3D prints.The principle is raised by a stage designer and widely accepted among the 3D printing industry.   Principle of P②roportionality As for the application of supports, users are suggested to comply with the principle of proportionality. Even though the supports algorithm has been developing, adding supports intelligently cannot be realized at present. Therefore, users are always oriented in adding the supports. As we all know, excessive supports will definitely result in difficulty in supports removal, while limited supports cannot ensure the stability of the model. Since FashPrint has the function of manual modification, users can add proper supports to their models according to the daily experience and the academic principles.   ●Support Types Linear Support Structure:Suitable for models with large-area overhang(s). Features:Full coverage of supports improves the model stability. But the supports on the surface are difficult to be removed and will definitely reduce the print quality.  Treelike Support Structure:Suitable for models with small area overhang(s).(You are suggested printing a raft) Features:Treelike support structure is proprietary to Flashforge Corporation. And this structure can save support material and can be easily removed. However, compared with the linear support structure, it’s of less stability. So you are suggested to manually add more supports after auto-generating treelike supports. Auto-supports Eg:1) Model with Large-area Overhang
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  69   Right:Treelike support structure  Wrong:Linear support structure
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  70   2) Model with Small-area Overhang    Right:Treelike support structure
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  71  Wrong:Linear support structure  Manual Modification  7-9 For the experienced 3D printer users, the [Add] and [Delete] buttons are suggested using for manually adding or deleting supports.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  72 1)Manual Add              7-10 You can add the support structure manually to according to the actual shape of the model.      Left click [Add] on the left, and then click on the position when support structure is
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  73 needed. Press down the left mouse button and drag to generate the support.   2)Manual Delete                               7-11 Like the picture above, a hole inside the model doesn’t need any supports. Left click the [Delete] button and then left click the supports needed deleting. And the support will be deleted.  7.2 Control over Printing Quality  Enhance the build plate adhesiveness① ● Leveling the build plate ● Keeping the build plate smooth and tidy ● Using the build tape or glue  Adjusting the printing speed② ● Low (Fast) (Print Speed 80mm/s Travel Speed 100mm/s) ● Standard (Print Speed 60mm/s Travel Speed 80mm/s) ● High (Slow) (Print Speed 50mm/s Travel Speed 70mm/s) ● Hyper (Print Speed 50mm/s Travel Speed 70mm/s)  7.3 Skills of Model Placement Not all the models are in the right positions after being loaded. Therefore, you need to
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  74 place it in an appropriate position for better print quality. Such as the models below, you need to put one of the surfaces onto the platform.(Please refer to 5.1.12- Surface ⑦to Platform) ①       ②        ③        Further Reading:Cut Function                     Improper                       Proper 7-14                 Improper                              Proper                                 7-13
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  75 Left-click on the model to select it and double-click on the Cut icon to set the cut plane. The direction and position are available for setting. E.g: As for a big model or an irregular model, you need to cut it into several parts so as to reduce the printing limitation and to better the print quality. Look at the model below:  Picture 8-15 is the preview of the model’s original placement and Picture 8-16 is the preview of the model with support structure.                                                                      7-15   (7-16) Model with support structure                                                                                     7-16 (7-17) Looking at the Picture 8-16, we will definitely find that the complex supports
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  76 will influence the smoothness of the model. By analyzing the model’s feature, cutting from the Y plane will be suitable.                                              7-17 (7-18) The model preview after cutting.                                                  7-18                                  (7-19) Click [Edit]--[Surface to Platform] to put the flat surfaces onto the platform.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  77                                           7-10  Comparison
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  78 Chapter 8: Supports and Service Flashforge team is on standby and ready to help you with any challenges you may have with your InventorⅡ. If the issues or questions are not covered in this User Guide, you can seek for solutions on our official website or contact us via telephone.  There are solutions and instructions to common issues that can be found in our knowledge base. Have a look first as most basic questions are answered there. http://www.flashforge.com    The FlashForge support team can be reached by e-mail or phone between the hours of 8:00 a.m. to 5:00 p.m. PST Monday through Saturday. In case you contact us during after-hours, your inquiry will be answered the following business day. Note: Because of change different filament the extruder maybe blockaded. It’s  not owing to quality issue, and outside the scope of 400 hours life. If users encounter this problem, please contact our after-sale department and finish clean work according to their instruction.  This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -Reorient or relocate the receiving antenna. -Increase the separation between the equipment and receiver.
  InventorⅡ User Guide | www.flashforge.com                                0086-0579-82273989  79 -Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -Consult the dealer or an experienced radio/TV technician for help.        *When contacting support, please have your serial number ready. The serial number is a bar code on the back of your InventorⅡ.”

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