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Design challenge: rope-to-rope transfer in a small cylindrical coupling
Hi, working now on a small-scale linear actuator project and need a compact coupling between two coaxial cylinders. Both are 44 mm in diameter, with the upper one hollow (22 mm inner Ø). The... read more
4
26
Oct 17
Compact linear slide – how to balance smooth travel with lateral stability
hi!I’m working on a compact linear slide mechanism for a handheld inspection tool. The carriage rides between two vertical guide rails and has to remain laterally constrained while still moving smoothly along the axis.... read more
4
100
Oct 15
Slim linear guide for precise lab automation stage
I’m designing a compact linear stage for a lab automation setup, used to move a microplate (about 300 grams) precisely along a 150 mm travel. The system needs to achieve repeatability under ±0.05 mm... read more
1
772
Sep 02
Advice on plastic insert gripping an inner rotating tube
Hello, I'm designing a plastic coupling sleeve to mount an aluminum shaft (20 mm OD) from the inside. The sleeve needs to grip the shaft firmly enough to transmit rotational torque from a small... read more
4
753
Aug 21
O-ring seal design for removable marine sensor housing
Hi! My project is a small-scale marine sensor housing; it needs to stay functional when briefly submerged (around 0.5 m depth) or exposed to heavy splashes on a boat deck. I’m using a machined... read more
9
1.3k
Aug 22