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[CN 201721580641.4] cold heading machine stamping tooling for square oil plug
[CN 201721580641.4] Title of stamping tooling for a cold heading machine for a square oil plug: Application number of stamping tooling for a cold heading machine for a square oil plug: CN 201721580641.4 Applicant: Yantai Bochang Automobile Standard Parts Co., Ltd. Application date: 2017-11-23 Patent type: The utility model relates to a stamping tooling for a cold heading machine for a square oil plug, including a tooling body, which includes a middle die, a mold shell and a push tube with the same central axis, the middle mold is movably sleeved in the mold shell cavity, and the push tube is sleeved in the middle mold cavity; the inner wall of the mold shell cavity is provided with a mold shell annular boss, the middle mold includes a middle mold body and a middle mold annular boss arranged at the rear end of the middle mold body, the outer diameter of the middle mold annular boss is adapted to the diameter of the mold shell cavity, and the outer diameter of the middle mold body is adapted to the inner diameter of the mold shell annular boss; the rear end surface of the middle mold is provided with a middle mold ejector rod, and the middle mold ejector rod can drive the middle mold to move back and forth in the inner cavity of the mold shell; the front end of the push tube is provided with the The square rod of the square oil plug is matched with a clamping slot; the middle mold ejector rod can drive the middle mold to move back and forth to remove the trimming waste bonded on the front end surface of the mold shell, and has good reliability.
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