Clamping device for shrapnel string of shrapnel

The invention belongs to the technical field of shrapnel production and manufacturing tools, and provides a shrapnel string clamping device. Comprising a clamp body, a pressing plate and a jackscrew, and an operation opening is formed in the cylinder wall of the clamp body in the axial direction of the clamp body; the front end of the clamp body is a filling opening, an insertion hole is formed in the cylinder wall close to the filling opening, an insertion plate is inserted into the insertion hole, a baffle is fixed to the rear end of the clamp body, a screw hole is formed in the baffle along the central axis of the clamp body, a guide groove is formed in the cylinder wall, close to one side of the baffle, of the clamp body, and the guide groove is communicated with the screw hole. The pressing plate is transversely arranged in the clamp body, and the pressing plate is in sliding connection with the guide groove; a jackscrew is in threaded connection with the screw hole, and the rear end of the jackscrew is