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Kudo3D Bean User Manual 

Ver. 1.0 

13 of 14 

WARNING: 

If you switch off the printer directly, the system software may be corrupted.

 

   

2.  Why is the controlling sluggish or not responsive? 

This is caused by the networking problem.   

If using a Wi-Fi repeater, Wi-Fi signal may be too weak. It is also possible that too many devices attempt to 
connect to the same printer at the same time.     

 

3.  Why is there an error when I upload the slice images? 

The Bean controlling software would only take .png slices that are wrapped in a .zip file.   
Please make sure inside .zip file there are no other files or folders.     

 
When you create zip file manually, please select all images, right click and zip the files, instead of zipping 
the folder as a whole.

 

 

 

 

4.  Why does my model drop during printing? 

There are several possible reasons: 

4.1  The base in the model is too thick and the bulk shrinkage pulls the model away from the build plate. 

Please add supports and a thin base 0.25 to 0.3mm thickness. Please refer to the software manual to 
set the right thickness for the base.   

4.2  The build platform is not well zeroed or leveled and leave a gap between the plate and the vat floor. 

The gap will form a thick attachment layer after exposures.     

The exposure time may not be enough for such a thick layer and thus the adhesion between the base 
and the build plate is weak. Even if the exposure is enough, the shrinkage could still pull the model 
away from the platform. Please redo the calibration again.   

4.3  Supports between the base and the model are not strong enough or the number of supports is not 

enough. Please make the supports thicker, increase the exposure time or put more supports.   

4.4  If part of the model dropped, there may be missing supports in the stl. Please inspect the slices after 

slicing for missing supports. 

4.5  Lifting height is not enough to separate the cured layer. Please stop the print right away and decrease 

the lifting speed or increase the lifting height. 

WARNING: 

Use a plastic scraper to remove the cured resin that sticks on the Teflon film gently. 

Be careful not to scratch or damage the film.

 

 

 

 

 

Summary of Contents for Bean

Page 1: ... by Kudo3D This material may be distributed only subject to the terms and conditions set forth in the Creative Commons Attribution NonCommercial NoDerivatives 4 0 International License or later The latest version is presently available at http creativecommons org licenses by nc nd 4 0 ...

Page 2: ... of Contents I Product Introduction 3 II Standard Package Materials and Tools 5 III Setting up the printer 5 IV Printing Flow 5 V Z zero Calibration 7 VI Linear Guide Calibration 8 VII Teflon Film Replacement 8 VIII Software Tool Chain 9 IX FAQ 12 ...

Page 3: ...otion Voltage 20 x 20 x 40 cm 6 8 x 12 x 16 cm 47 μm 10 μm 10 20 mm hr 15 lb 6 5Kg 60W 405nm LED 2K LCD panel 95 for feature sizes 1 5mm PSP D Drum type PSP container Web based Via Wi Fi repeater or router 3rd party compatible Pre calibrated zero with an optical sensor Windows Mac Linux or any portable devices Patent pending anti wobbling mechanism AWM 100 240 V 1 Cover 2 Build Platform 3 Resin Co...

Page 4: ...ng the gap When moving the linear stage down the platform must be attached The carrier is tightened to prevent horizontal swinging so it needs the weight of the platform to move down smoothly Must use dry lubricant to lubricate the linear screw and guide CE FCC Notice For EN 55022 2010 warning This is a class A product In a domestic environment this product may cause radio interference in which ca...

Page 5: ...IP address is assigned to the printer by your router automatically Once you press the Print button you can remove these devices without interrupting the printing Inspect and make sure the LCD surface and the lower surface of the Teflon film are clean and there are no dusts between these two surfaces IV Printing Flow 1 Design or download a digital model 2 If the model is not in the stl format pleas...

Page 6: ...in excel Upload it to the printer 18 Make sure the Begin layer no starts from 1 and the Slice Thickness is correct 19 Press the Print button 20 For big models that do not have proven parameters we suggest monitoring the printing process for the first 10mm until you are sure that model does not drop You can Pause the printing process and press the Check button to lift the platform up to confirm If ...

Page 7: ...k the oxygen to accelerate the post curing 27 Use a cutter to remove the supports 28 You may need to polish the surface with supports V Z zero Calibration Normally you do not need to calibrate Z zero You need to calibrate the z zero only when a new platform is used for the first time Please refer to the video https youtu be NPw4VYMV7M 1 Loosen the four screws on the side of the platform 2 Lift the...

Page 8: ...obbling piece can move freely and the gap between the anti wobbling piece and the holding arm is minimum This is also very important to minimize the horizontal movement of the arm If the nut is too tight the anti wobbling piece is locked If the nut is too loose there is a big gap between the anti wobbling piece and the arm and may cause z zero problem 8 Put the arm carrier assembly back by rotatin...

Page 9: ...may be able to repair the model with the Automatic repair of Netfabb basic If Netfabb basic fails to repair you can upload your model to Netfabb online https service netfabb com to repair If Netfabb online also fails to repair please try windows 3D builder 3 Hollowing Meshmixer If you have multiple shells in a model you may experience difficulty in hollowing In this case you need to use Netfabb on...

Page 10: ...tain area to print You can chanage the hollowing parameters and press Update Hollow To aoid a huge vacuum force during printing the model MUST have vent holes After pressing Generate Holes you can move the red dots to where you want the holes to be opened It is better to open holes at the bottom or at a spot that is hard to see The hole radius must be greater than 2mm Once the hollowing and hole g...

Page 11: ...e following circumstances All downward facing tips or hills on the model Overhanging region distance between two supports depends on the overhanging slope Internal supports to counteract the non uniform shrinkage caused by the structure such as a box with no lid To counteract the non uniformity of intensity and higher separation force close to the anchoring side of the vat thicker or denser suppor...

Page 12: ...ved in the Raspberry Pi 3 memory You can delete them with Remove button or download them with Download button Before printing you need to press Load button to load them After loading the model file and printing configuration file name should appear in the State pane When you press the Advanced button you can modify the numbers under Advanced Settings You can define layer zones and define numbers f...

Page 13: ...25 to 0 3mm thickness Please refer to the software manual to set the right thickness for the base 4 2 The build platform is not well zeroed or leveled and leave a gap between the plate and the vat floor The gap will form a thick attachment layer after exposures The exposure time may not be enough for such a thick layer and thus the adhesion between the base and the build plate is weak Even if the ...

Page 14: ...on cup formed by shrinkage Vacuum forces are often catastrophic 7 Why the Machine State is not operational When the raspberry pi fails to communicate with the mega2560 the machine state will show connecting This could happen due to the following reasons 7 1 The firmware of mega2560 is corrupted 7 2 The USB cable or connectors between the mega2560 and Raspberry Pi has a problem 7 3 The mega2560 is ...

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