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Thanks a lot for the suggestions I thought the same that I may get away with the friction holding the stage but I want this to be a robust solution as you said gearbox can increase the torque but...

Richard the stepper has a holding torque of 1n-m i am driving the capstan drum like similar to the attached image 247712 I am driving lift mechanism from the output shaft of the above image in which...

Hi Richard the motor is a stepper which is connected to a capstan drum of diameter 0.035m the stepper doesn't have any power off brake which is the same reason I wanted to design a system so that...

Thanks for the reply but the link doesn't answer my query as you can see my basic concern to drive the stage with capstan driven by stepper and lift and lower very precisely and when the power is...

Please help guys looking forward for suggestions I would like to add this stage is for a engraver/3d printer combo and the bed size is 2.5ft x 2ft I want this to be driven by cable drive instead of...

Hello guys I am working on a z axis lift driven by stepper to lift and lower the platform precisely . It will be driven by a capstan drum fixed to stepper shaft and cable routing around pulleys . I...