No chain bicycle casing clamping jig

The utility model discloses a no chain bicycle casing clamping jig, the on -line screen storage device comprises a base, be provided with the fixed subassembly that a plurality of groups are used forthe support group spare of placing object spare and are used for the centre gripping article on the base, every group support group spare includes two supporting shoes and a dog, be provided with thedepressed part of a curved surface type in the dog, the depressed part with wait that the article shape of fixing cooperatees, fixed subassembly includes static clamping components of a plurality of matched with and dynamic clamping components, static clamping components and dynamic clamping components lie in the both sides of treating fixed article respectively, every dynamic clamping componentsincludes a cylinder, slider and about two sliders about in the of one, the slider is driven by the cylinder and reciprocates from top to bottom, it is located the both sides of slider from top to bottom respectively to control