The invention discloses a TCR thermally controllable polymer elastic composite rubber material, which is processed from the following raw materials: rubber material, olefin block copolymer, injection material, ethylene-octene copolymer, foaming agent , vulcanizing agent, rubber auxiliary agent, filler, activator and accelerator; wherein the weight part of rubber material is 60-70 parts, the weight part of olefin block copolymer is 15-20 parts, and the weight part of injection material is 20 parts -30 parts, the weight part of ethylene-octene copolymer is 5-10 parts, the weight part of blowing agent is 4-6 parts, the weight part of vulcanizing agent is 0.3-2 part, the weight part of accelerator is 0.3-2 Parts, parts by weight of rubber additives are equal to 1-3% of the rubber material, parts by weight of the filler are equal to 5-15% of the rubber material, parts by weight of the active agent are equal to 3-5% of the rubber material.