Patent Number: ZL 2023 2 2523064.7
Grant Publication Number: CN 220901820 U
Publication Date: May 07 2024
Applications: Shell mold casting
Inventor: Wenjie Sun, Haiming Dong, Gungsheng Jin, Yuzhen Xing, Zhuquan Gai, Wenquan Wang
About the Patent
The utility model discloses a high-efficiency shell mold casting exhaust device which comprises a bottom plate and a lower mold, wherein the lower mold is fixedly connected to the upper end face of the bottom plate, an upper mold is placed on the lower mold, two exhaust holes are symmetrically formed in the upper end face of the upper mold, a pouring hopper is fixedly arranged on the upper end face of the upper mold, and the pouring hopper is communicated with the upper mold. Through setting up the gas vent, make the diameter of gas vent expand to diameter 16 millimeters, 10 centimetres from original diameter 12 millimeters, high 4 centimetres, make the steam that cast iron solution produced can be through the diameter bigger, the higher gas vent of height outwards discharge, increased the exhaust discharge volume, make the exhaust more smooth and easy.
