A kind of anti-shrinkage resin sand mold riser device

CN112059117BActive Publication Date: 2025-01-10HUHANG TECH GRP CO LTD
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Patent Information

Application Number
CN202010994072.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-09-21
Publication Date
2025-01-10
Estimated Expiration
2040-09-21

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Abstract

The present invention provides a shrinkage cavity-proof resin sand mold riser device with low energy consumption and smooth exhaust. The device comprises an upper part and a lower part with a hollow tubular structure. The upper part is connected with the lower part by clamping, and a through cavity is formed therein. A pressurizing and exhausting mechanism for facilitating exhaust and pressurization is arranged in the cavity. A mounting seat for mounting on a mold is arranged at the lower end of the lower part.
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Citation Information

Patent Citations

  • Novel heat insulated and febrile riser

    CN108057845A

  • High-energy riser bush structure

    CN108057846A

  • Anti-shrinkage-cavity resin sand mold riser device

    CN213052645U