company news about What is the anti deformation device of the wheel mold bottom mold including at least two prestressed rings?

The anti deformation device for the bottom mold of wheel mould developed by the company includes at least two pre-stressed rings. At least one pre-stressed ring is set in the back cavity of the bottom mold, and the distance from the central hole is 1 / 3 to 1 / 2 of the radius of the bottom mold. One pre-stressed ring is set at the outermost end of the bottom mold, which is interference fit with the bottom mold. The prestressed ring arranged in the back cavity of the bottom mold is embedded in the bottom mold of the wheel mold. The utility model can solve the thermal deformation problem of the bottom mold of the wheel mold and prolong the service life of the mold.