The thesis presents a practical die structure with Angle pin and gear shaft and rack for secondary combined inclined down loosing core of die casting hopper bodies.
The thesis presents a practical die structure with angle pin and gear shaft and rack for secondary combined inclined down loosing core of die casting hopper bodies.
The snap ring is a ring with opening part, the inside of the ring is arranged with a circle of step which is used to buckle the wheel core, and the surface of the step has downward inclined arc shape.