Retractable elastic knife edge device for stamping trimming of rubber products

The utility model discloses a retractable elastic knife edge device for stamping trimming of rubber products. The retractable elastic knife edge device comprises an upper mould part and a lower mould part; a plurality of pieces of stamping equipment at the upper mould part are in up-and-down corresponding to retractable elastic knife edges at the lower mould part; a semi-finished product is placed at the lower mould part. The retractable elastic knife edge device for stamping trimming of the rubber products, provided by the utility model, improves trimming mark quality of the rubber products, improves product quality, meanwhile, greatly reduces production strength of workers, improves production efficiency of trimming, and reduces the production cost; through the adjustment of knife edge sizes, the trimming marks are unobvious, the appearance is beautiful, meanwhile, difficulty in taking and placing the products can be efficiently and conveniently solved, and the production efficiency is greatly improved.