Invention Grant
- Patent Title: Trimming die for casting of front steering knuckle in double-wishbone suspension
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Application No.: US16830340Application Date: 2020-03-26
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Publication No.: US11123786B2Publication Date: 2021-09-21
- Inventor: Zuo Xu , Haijun Guo , Dengyao Li , Zhi Chen , Yacong Zhang
- Applicant: CITIC Dicastal CO., LTD.
- Applicant Address: CN Hebei
- Assignee: CITIC Dicastal CO., LTD.
- Current Assignee: CITIC Dicastal CO., LTD.
- Current Assignee Address: CN Hebei
- Agency: Cooper Legal Group, LLC
- Priority: CN201920980351.1 20190627
- Main IPC: B21D28/14
- IPC: B21D28/14 ; B21D28/16 ; B21D53/88

Abstract:
The present disclosure relates to the technical field of trimming dies and specifically relates to a trimming die for a casting of a front steering knuckle in a double-wishbone suspension. The trimming die includes an upper roof, an intermediate plate, a movable plate, a base, springs, connecting columns, a pressing block connecting rod, a cutting edge, a pressing block, a casting, hold-down blocks, a first supporting block and second supporting blocks.
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