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[CN 201620240380.0] Anti-blocking Device for Automatic Lifting Guardrail of Hydraulic Press
[CN 201620240380.0] Title of anti-jam device for automatic lifting guardrail of hydraulic press: Application number of anti-jam device for automatic lifting guardrail of hydraulic press: CN 201620240380.0 Applicant: Zhejiang Geely Holding Group Co., Ltd.; Chengdu Plateau Automobile Industry Co., Ltd. Application Date: 2016-3-25 Patent Type: Utility Model The utility model relates to an automatic lifting guardrail of a hydraulic press, especially to an anti-jam device for automatic lifting guardrail of hydraulic press. The anti-blocking device of the automatic lifting guardrail of the hydraulic press includes a pulley fixing frame arranged on the guardrail column. One side of the pulley fixing frame is provided with a pulley that slides with the track. The side of the pulley fixing frame away from the pulley is provided with an adjustment mechanism. The adjustment mechanism includes a positioning frame and a pre-tightening spring arranged on the positioning frame. One end of the pre-tightening spring abuts against the positioning frame, and the other end against the side of the pulley fixing frame. The utility model has the beneficial effects of being able to adjust the position of the pulley, avoiding the jam between the pulley and the track, and facilitating the maintenance of the pulley fixing frame.
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