Multifunctional zoom laser module and laser engraving machine using same

The embodiment of the invention provides a multifunctional zoom laser module and a laser engraving machine using the same. The multifunctional zooming laser module group stretches and retracts along a first direction for zooming, and comprises a lifting frame, an inner support, a rotating frame and a laser focusing lens assembly. The lifting frame comprises a first frame body and a guide piece, and the guide piece is connected with the first frame body and arranged in a protruding mode relative to the first side face of the first frame body. The inner support comprises a second support body, a guide groove extending in the first direction is formed in the second side face of the second support body, and the guide piece is movably arranged in the guide groove. The rotating frame comprises a third frame body, the third frame body is rotationally connected with the second frame body, a driving groove is formed in the third side face of the third frame body, the guiding piece is movably arranged in the driving gr