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How to correctly specify standard and non-standard threads in a technical drawing?
For a machined part that has both standard and non-standard thread types, what’s the best way to call out threads in the technical drawing? In particular, should I use thread callouts or full detail... read more
0
135
Oct 30
Drawing callout for tight tolerance over short bore length
hi, I have an aluminum housing for a small gearbox where the bearing seats are, of course, critical. I need to hold tight tolerances on the ID and OD, but only over a short... read more
4
124
Oct 31
DMLS tolerances for screw holes and sealing surfaces
Hi, I’m working on a small metal housing (around 120 × 80 × 40 mm) that will be 3D printed with DMLS for a sensor module. It needs threaded M3 screw holes and a... read more
4
179
Oct 28
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
182
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
229
Oct 15