Coating curing oven for silicon carbide heating rod

The utility model discloses a coating curing oven for a silicon carbide heating rod. Curing oven comprising a curing oven body, a first combustor is arranged at the top of the curing oven body; a second combustor is arranged on one side of the first combustor; a refrigerator is arranged on one side of the second combustor; the curing oven comprises a curing oven body, two breathable mesh plates are arranged at the top of the curing oven body, a water absorption resin plate is arranged above the two breathable mesh plates, a water guide groove is formed between the water absorption resin plateand the breathable mesh plates, a drainage groove is formed in the bottom of the water guide groove, and a drainage pipe is arranged on one side of the drainage groove. Beneficial effects are as follows. The crank is rocked to push the clamping block to move towards the other side; due to the fact that the clamping blocks are arranged on the sliding rail, when the clamping block close to one sideof the threaded rod moves