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[CN 201721227925.5] Clamp device of cold heading machine
[CN 201721227925.5] Title of clamp device for a cold heading machine: Application number of clamp device for a cold heading machine: CN 201721227925.5 Applicant: Huangshan Shengrui Precision Machinery Co., Ltd. Application Date: 2017-9-23 Patent Type: Utility Model The utility model discloses a clamp device for a cold heading machine, including a clamp seat, a clamp connected below the clamp seat, and the clamp includes two matching left clamp pieces and right clamp pieces, the clamp and the clamp base are connected by connecting arms. There are a pair of connecting arms. The two connecting arms are hinged with the top of the left clamp piece and the right clamp piece respectively. The connecting arm is L-shaped, and the inflection point of the connecting arm is hinged on the clamp base. The end of the two connecting arms close to each other is respectively provided with long strip holes, and the middle part of the clamp base is also provided with lifting holes distributed along the vertical direction, A lifting shaft is slidably connected in the lifting hole, and a connecting rod is fixed at the bottom of the lifting shaft. The connecting rod is sequentially inserted into the elongated holes on the two connecting arms and slides along the hole wall of the elongated hole. The top of the shaft is equipped with a connecting piece for moving up and down with the driving lifting shaft. The utility model can increase the tension of the clamp opening and facilitate the clamping of large workpieces.
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