金融界2025年7月21日消息,国家知识产权局信息显示,上海牙山弹簧制造有限公司取得一项名为“弯管冲孔机”的专利,授权公告号CN223113955U,申请日期为2024年08月。
专利摘要显示,本申请涉及弯管技术领域,且公开了弯管冲孔机,包括下模具和上模具,所述下模具内部固定开设有滑槽,所述滑槽内部一侧固定连接有第一弹簧,所述第一弹簧远离滑槽的一端固定连接有滑块,所述滑块远离第一弹簧的一端固定连接有抵料块,所述抵料块内部固定连接有两个第二弹簧,两个第二弹簧上端固定连接有锁舌,所述下模具上端贯穿开设有锁扣,所述上模具底端固定连接有推块。该弯管冲孔机,通过第一弹簧、滑块、抵料块、第二弹簧、锁舌和锁扣的设置,具有将冲压后的弯管推出的优点,便于进行连续作业,提升工作效率。
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