Tool clamp for chamfering three-pin shaft fork

A tool clamp for chamfering a three-pin shaft fork comprises a bottom plate, a left side plate and a right side plate are arranged on the bottom plate, a top plate is connected between the left side plate and the right side plate, and at least three openings are formed in the top plate at intervals in the length direction. The two sides of any opening in the upper side of the top plate are each provided with a positioning block, and the opposite sides of the two positioning blocks are each provided with a positioning inclined face. And a driving device and a clamping plate are arranged in the opening. The three-pin shaft fork workpiece can be firmly clamped by driving the clamping plate and the positioning block through the driving device, the large end and the small end of the three-pin shaft fork workpiece can be conveniently chamfered, the machining efficiency is improved, the lifting plate can be driven to move up and down through the bolt to adjust the height of the three-pin shaft fork workpiece, and th