UMMD has a new worm gear dive in the Z axis

[the_digital_dentist]

It works!  Here it is lifting a 4 kg load at 10 mm/sec:

https://vimeo.com/263456441

40:1 gear reduction

40 tooth drive pulleys

steel core GT2 belt

1600 usteps/mm

100 full steps per mm

3 kg cm motor (41 oz-in)

1 Amp

[rocky53204]

Truly impressive engineering and design!

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