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[CN 201610343231.1] male die ejection mechanism in cold heading machine
[CN 201610343231.1] Title of male die ejection mechanism in cold heading machine: Application number of male die ejection mechanism in cold heading machine: CN 201610343231.1 Applicant: Zhang Fangyang Application Date: 2016-5-20 Patent Type: Invention Application The invention discloses a male die ejection mechanism in cold heading machine, on which an ejection device and a large swing are installed on the frame, the upper end of the large swing is used to install fasteners, and the lower end of the large swing is connected with the connecting screw, the transmission end of the connecting throw abuts against the cam installed on the machine base. The cam is connected with the crankshaft on the machine body through a gear transmission assembly. The ejection device includes a main sliding block linked with the crankshaft. The main sliding block can move back and forth. The main sliding block is provided with an axial groove. The opening end of the axial groove is provided with a positioning block. The positioning block is installed with an outer ejector rod, and the inner ejector rod and spring are installed in the axial groove, A small rocker is installed between the inner ejector rod and the outer ejector rod, the small rocker is hinged on the main slider, and the outer end of the outer ejector rod abuts against the fastener installed at the upper end of the large rocker; the fastener is driven by the large rocker to knock the outer ejector rod, and the outer ejector rod knocks the small rocker to make it swing and transmit force to the male mold to make the blank stuck on the male mold fall, and the inner ejector rod is used for resetting.
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