Wire passing and sample punching all-in-one machine

The invention discloses a wire passing and sample punching all-in-one machine which comprises a top plate, an L-shaped support is arranged below the top plate, the end of a short arm of the L-shaped support is perpendicularly and fixedly connected with the lower portion of the top plate, a sample punching sleeve is arranged at the end of a long arm of the L-shaped support, a sample punch is inserted into the sample punching sleeve and comprises a base, a punch rod and a punch head, the base is arranged below the sample punching sleeve, and the punch rod is arranged on the base. The punch rod penetrates through the sample punching sleeve, a spring fixing ring is arranged on the periphery of the punch, a spring is arranged on the periphery of the punch rod in a sleeving mode, one end of the spring abuts against and makes contact with the upper end face of the sample punching sleeve, the other end of the spring abuts against and makes contact with the bottom face of the spring fixing ring, the right-angle end of