Clamp assembly and CNC machining equipment comprising same

The utility model aims to provide the clamp assembly which is simple in structure, convenient to operate and capable of accurately controlling and adjusting the clamping force applied to the surface of the workpiece and the CNC machining equipment comprising the clamp assembly. The equipment comprises a bearing abutting piece and a movable supporting module, the bearing abutting piece is used for bearing and abutting one side face of a workpiece needing to be clamped and fixed, the movable supporting module is used for abutting the other side face of the workpiece to achieve the workpiece fixing effect, and the movable supporting module comprises a supporting clamping piece used for directly abutting against the surface of the workpiece. The guiding connecting piece is used for guiding the supporting and jacking clamping piece to be close to or away from a workpiece, and the locking adjusting piece is used for driving the supporting and jacking clamping piece to move in the extending direction of the guiding