Parametric Peristaltic Pump

All parameters of this 3D printed pump are easily adjusted in the attached code, which can be uploaded to OpenJSCAD.

BeginnerWork in progress20 hours4,395

Things used in this project

Silicone tubing 5 mm outer diameter

Screws: 8 M3x6, 5 M3x16, 2 M3x50, 4 thumb screws M3x10

Nuts: 18 hex nuts M3, 2 butterfly nuts M3

10 washers M3

Optional: 10 bearings M3x10 (can be 3D printed)

OpenJSCAD.org

3D Printer (generic)

Screwdriver

Bellow is a step-by-step assembling photo-instructions.

For JSCAD code, please see the link in attachments.

Step 1

Step 2: insert two thumbscrews on one side

Step 3: pull the tubing through to make a loop, insert hex nuts

Step 3: another angle

Step 4: tighten thumb screws

Step 5: tighten the tube

Step 6: assemble and screw in butterfly screws, don't forget about hex nuts

Step 7: close the pump, insert two other hex nuts

Step 8: insert the other two thumb screws and their hex nuts

Step 9: tighten the butterflies

The pump is ready to be connected to a stepper driver!

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