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[CN 201620478643.1] Jack hydraulic press with protective cover


[CN 201620478643.1] A jack hydraulic press with protective cover Title: A jack hydraulic press with protective cover Application number: CN 201620478643.1 Applicant: Changshu Tongrun Auto Repair Equipment Co., Ltd. Application date: 2016-5-24 Patent Type: Utility model A jack hydraulic press with protective cover belongs to the technical field of pressure machinery. It includes a frame, a workpiece frame and a winch device. The workpiece is erected in the height direction of the frame. The winch device is installed on one side of the frame. Rollers are respectively arranged on both sides of the upper end of the frame and on both sides of the corresponding lower end. Each roller is supported at the four corners of the frame through its respective roller shaft. The wire rope on the winch device is respectively connected to both ends of the workpiece frame through rollers at the four corners. Features: the winch device is additionally provided with a winch cover, which is arranged outside the winch of the winch device; the rollers are respectively covered with a roller cover, and a gap is maintained between the roller cover and the roller without friction. The outer wall of the roller cover is provided with a wire rope groove hole, and the wire rope groove hole always faces the direction of wire rope entering and leaving. Effectively extend the use time of the winch and roller, reduce the frequency of maintenance, reduce maintenance costs, and extend the service life of the whole machine.