Hot stamping plate fixing mechanism for stamping machine

The utility model relates to a hot stamping plate fixing mechanism for a stamping machine. The hot stamping plate fixing mechanism comprises a rack, a heating plate, a hot stamping plate, a spring and an adjusting switch. The heating plate is fixedly connected to the rack, an electric heating source is arranged in the heating plate, a limiting groove is formed in the upper surface of the heating plate, an electrified wire is embedded in the heating plate, one end of the electrified wire is electrically connected with the electric heating source, and the other end of the electrified wire is located on the inner wall of the limiting groove. The hot stamping plate and the heating plate are fixedly connected in an up-down floating mode through the springs, the hot stamping plate can naturally jack up a product upwards after hot stamping is completed, and therefore the situation that the edge of the product adheres to the heating plate is avoided; the floating type hot stamping plate can achieve switching of two d