Workpiece crimping device

The utility model relates to the technical field of manufacturing of medical instruments, in particular to a workpiece crimping device which comprises a bottom plate and a crimping die, the crimping die comprises an upper die and a lower die which correspond to a workpiece to be crimped, the lower die of the crimping die is fixedly arranged on the bottom plate, and the upper die and the lower die are arranged on the bottom plate. An upper die of the crimping die can be mounted on a bottom plate in an up-down linear movement manner through an upper die mounting mechanism, an upper die driving mechanism is further arranged on the bottom plate, and the upper die of the crimping die moves up and down under the action of the upper die driving mechanism. The workpiece crimping device is specially used for solving the problems of high device cost, limited size and poor crimping effect in the prior art of medical instrument product workpiece crimping work, realizes fine crimping of medical instruments at low cost and