Overview PCB Assembly Base Assembly J0 Assembly J1 Assembly J2 Assembly J3 Assembly Gripper Assembly Gripper Wiring J3 Wiring J2 Wiring J1 Wiring J0 Wiring Arduino Code Serial Commands Electron GUI

J3 Assembly

Drill Holes in Radius

If you didn't buy the radius with holes, you have to drill them according to the dimensions below. If you have holes in your radius already, skip to the next step.

radius hole dimensions
Hole locations needed in radius strut channel

Attach the Radius to J2 Plate

Use 2 M4x6 screws to attach the radius to the J2 plate. Apply thread locker to the screws.

radius attached to plate J2 CAD
CAD image of radius attached to J2 plate

Add Heat-Set Inserts to J3 Base

The J3 base needs 2 M2 heat-set inserts for mounting the home switch.

base j3 heat-set CAD
CAD image of where heat-set inserts go
J3 base heat-set inserts
M2 heat-set inserts in J3 base

Mount J3 Base on Radius

Use 2 M4x12 screws and nylon lock nuts. Use thread locker on the screws.

base j3 mounted to radius CAD
CAD image of base J3 on radius

Mount J3 Motor to J3 Base

Use 4 M3x8 button head screws. Apply threadlocker to the screws.

motor j3 CAD
CAD image of J3 motor mounted to J3 base

Attach Hub to J3 Motor

Space the hub 5mm from the J3 base. Use threadlocker on the hub clamping screw.

Hub on J3 motor shaft CAD
CAD image of hub J3

Mount a Home Switch to Base J3

Use M2x5 screws to mount home switch variation A to base J2 (PCBA-HOME-A-1.0).

home switch j3
CAD image of home switch J3 on base J3