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[CN 201821058842.2] Cutting device of steel ball cold heading machine
[CN 201821058842.2] Title of a Cutting Device for a Steel Ball Cold Heading Machine: Application Number of a Cutting Device for a Steel Ball Cold Heading Machine: CN 201821058842.2 Applicant: Shanghai Yitaike Steel Ball Co., Ltd. Application Date: 2018-7-4 Patent Type: Utility Model The utility model discloses a cutting device for a steel ball cold header, which includes a cutter seat, a pressing block and a cutting cutter bar, and the cutting cutter bar is longitudinally connected with a propulsion screw assembly, the bottom of the advancing screw assembly is connected with a roller, the roller is arranged in the transmission plate, and the transmission plate reciprocates in the tool seat; the advancing screw assembly includes a conical eccentric shaft and an inner cone tension sleeve, the inner cone tension sleeve is sleeved outside the conical eccentric shaft, the top of the conical eccentric shaft is threadedly connected with a fastening nut, and the advancing screw assembly is fixed on the cutting tool rod after the fastening nut is fastened with the conical eccentric shaft. This kind of structure ensures that the cutting knife bar is closely connected with the propulsion screw assembly, and there is no gap between the cutting knife bar and the propulsion screw assembly, which improves the cutting accuracy of the cold heading machine and ensures the quality of the steel ball system.
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