Wood floor punching device

The utility model belongs to the field of wood floor processing, and particularly relates to a wood floor punching device which comprises a processing table. A supporting column is fixedly connected to the bottom of the machining table, a side plate is fixedly connected to the top end of the machining table, a support is fixedly connected to the top end of the side plate, a drilling machine is fixedly connected to the top end of the support, a clamping assembly is arranged on one side of the side plate and comprises a connecting ring, and the connecting ring is fixedly connected to one side of the side plate. By starting a motor, the motor drives a gear and a transmission belt to rotate, the transmission belt can drive clamping teeth and a lantern ring to rotate, meanwhile, threads arranged in the lantern ring can drive a threaded rod and clamping blocks to horizontally move, the clamping blocks clamp a wood board, and the two symmetrically-arranged clamping blocks move towards the center at the same time; th