Rubber sleeve positioning device for pliers

The invention discloses a rubber sleeve positioning device for pliers. The rubber sleeve positioning device for the pliers comprises a positioning base plate, horizontal sliding blocks, rotary adaptive blocks and accommodating grooves; the two horizontal sliding blocks are installed on the base plate in a translation sliding manner; the two rotary adaptive blocks are rotationally installed on thehorizontal sliding blocks respectively; the opposite surfaces of the two rotary adaptive blocks are provided with the accommodating grooves for accommodating a rubber sleeve flange and the upper partof a rubber sleeve; the two accommodating grooves formed in the corresponding rotary adaptive blocks are oppositely arranged; and an elastic reset device is arranged between each rotary adaptive blockand the corresponding horizontal sliding block. The invention aims at providing the rubber sleeve positioning device for the pliers. The device can well restrain the rubber sleeve of the pliers, a handle of the pliers can be a