The invention relates to an injection molding mold, which comprises a top mold, a middle mold, a bottom mold and a pouring head accommodated in the middle mold in a penetrating manner, wherein the topmold comprises an incident hole and first bear-against blocks, the middle mold comprises a first body, a pouring head penetrating hole, a bear-against block penetrating hole and a second bear-againstblock, the pouring head penetrating hold is used for accommodating the pouring head, the bear-against block penetrating hole is used for the penetrating of the first bear-against block, the second bear-against block is arranged at the middle mold surface facing the bottom mold, the bottom mold comprises a second body, an injection molding cavity arranged inside the second body, first sliding members slidably arranged inside the second body, and a second sliding member connected to the first sliding members, the second bear-against block bears against the first sliding member so as to slide, the second sliding member comprises a fixation block and a second sliding block arranged inside the fixation block, the fixation block is provided with an injection hole, the second sliding block comprises a bear-against part arranged corresponding to the injection hole, the pouring head comprises a material guide strip, a conduction pipe connected to the material guide strip, and a glue port connected to the conduction pipe, the glue port is accommodated into the injection hole, and the bear-against part slidingly bears against the glue port.