Automatic punching device for sliding block abrasion sleeve

The utility model relates to the technical field of sliding block abrasion sleeve machining devices, in particular to an automatic punching device for a sliding block abrasion sleeve, which comprises a support, a clamping device arranged in the middle of the support, a feeding device used for feeding materials into the clamping device one by one, and punching devices symmetrically arranged on two sides of the clamping device. The feeding device is arranged on one side of the top of the clamping device, the two sides of the lower portion of the clamping device are each provided with a guide plate in an inclined mode, the guide plates are used for guiding machining chippings into a collecting box, and a driving part is arranged at the bottom of the punching device and used for driving the punching device to move horizontally. The automatic punching machine has the advantages that the automatic punching machine is provided with the feeding device, the clamping device and the punching device, automatic operation