Needle valve can be prevented and inclined to one side injection plastic mold is beaten

The utility model provides a needle valve can be prevented and inclined to one side injection plastic mold is beaten, including movable mould part and cover half part, in the partial runner system that is provided with needle valve and melting form plastics of cover half. The runner system of needle valve and melting form plastics includes mainly that needle valve nozzle, needle valve, cylinder, panel, flow distribution plate, main penetrating chew etc. Still is provided with in the runner of characterized by needle valve nozzle's end to be no less than two and to prevent inclined to one side board, prevent inclined to one side board towards the face of runner axis for the disc, the disc is coaxial with the runner, and the disc diameter is the same with needle valve valve rod diameter or slightly be greater than needle valve valve rod diameter. The beneficial effects of the utility model reside in that, prevent can effectively improving the deformation of needle valve by inclined to one side board through the