Screw Jack Lift Platform
thingiverse
Designed to regulate the focal lenght of a microscope, so i dont know the max waight it can lift. This design can travel 12 mm up and down. Some extra components that you would need to asemble this particular setup: 1) 4 x M3 screw 2) Metallic inserts for M3 screw ( https://es.aliexpress.com/item/4001307582528.html?spm=a2g0o.productlist.0.0.3b0f15b9NTzbNr&algo_pvid=b55de4d6-8cf6-46cb-86df-a4780374ee2e&algo_exp_id=b55de4d6-8cf6-46cb-86df-a4780374ee2e-21 ) 3) 1x skate bearing (OD 22 mm ID 8 mm) 4) N20 DC Motor (i use 300 rpm one) ( https://es.aliexpress.com/item/33022320164.html?spm=a2g0o.productlist.0.0.1a47760doEKrs1&algo_pvid=8d6f7a18-6d39-4961-8d55-7383d6009cf4&algo_exp_id=8d6f7a18-6d39-4961-8d55-7383d6009cf4-0 ) 5) Optional but recomended, Lithium grease to lubricate
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