Mark imprinting device for PP material

The utility model discloses an imprint marking device for a PP material, and relates to the technical field of PP material marking, the imprint marking device for the PP material comprises a machine body, a working table and a rack, the working table is located in the middle of the machine body, the rack is installed above the working table, a slidable sliding sleeve is arranged outside the rack, and the sliding sleeve is connected with the machine body. The bottom of the sliding sleeve is connected with a fixing block, one side of the connecting block is provided with an infrared sensor, the bottom of the connecting block is provided with an air cylinder, a piston rod of the air cylinder is fixedly provided with the fixing block, one side of the bottom of the fixing block is provided with an inserting groove, and the interior of the inserting groove is connected with a pressing head through a buffering mechanism. After the infrared sensor senses the PP material, an instruction is sent out to enable the air c