Hot stamping mould cooling structure and manufacture method thereof

The invention discloses a hot stamping mould cooling structure and a manufacture method thereof. The structure comprises a working block, a support block and a template, wherein the working block is fixedly connected with the support block; the support block is fixedly connected with the template; a plurality of cooling water passages are arranged in the working block; distance from each cooling water passage to a corresponding work surface of the working block is identical; secondary water supplying passages and secondary water drainage passages which are in one-to-one correspondence with the cooling water passages are arranged in the support block; each secondary water supplying passage communicates with the water inlet end of the corresponding cooling water passage; each secondary water drainage passage communicates with the water drainage end of the corresponding cooling water passage; a primary water supplying passage and a primary water drainage passage are arranged in the template; the primary water su