The utility model provides a ramming device and have its engineering machine tool, ramming device include the ram, and the ramming device still includes: one end of the support rack is hinged at the support. Stimulate the piece, the pulling piece is installed on the support frame, and the pulling piece is connected with the ram, stimulates the ram upward movement to, the ram stops after rising to predetermined altitude the ram application of force so that the ram whereabouts. The utility model provides a lower problem of ramming device impact force among the prior art has been solved to the ramming device.