Used to reduce the quantity of friction between an item, linear bearings allow for heavy gadgets to be without problems moved and are typically made from either metallic or ceramic. The primary distinction between ball bearings and roller bearings is that curler bearings are cylindrically fashioned at the same time as ball bearings are spherically fashioned. Inside the moving carriage is screw assembly, including either a ball screw or a lead screw and nut.
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发表于 2022-6-20 13:03:58
