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[CN 201610218354.2] Ejacking mechanism for necking parts on crank press
[CN 201610218354.2] Title of an ejection mechanism for necking parts on crank presses: Application number of an ejection mechanism for necking parts on crank presses: CN 201610218354.2 Applicant: Harbin Jiancheng Group Co., Ltd. Application date: 2016-4-11 Patent type: Invention application for an ejection mechanism for necking parts on crank presses, which relates to an ejection mechanism. In order to solve the problem that there is currently no mechanism that can push out the shrink piece from the mold cavity above the shrink mold after the upper end of the tubular object, the invention brings inconvenience to the release of such parts after the steel pipe passes through the shrink. The jacking rod of the present invention is a cylinder with a flange in the middle. The jacking rod can slide through the vertical counterbore in the middle of the sliding block on the crank press. The return spring is suit at the lower part of the jacking rod, and the upper end of the return spring is against It is arranged at the lower end of the flange of the jacking rod, the upper end of the reset spring is stuck on the vertical counterbore in the middle of the slider, and the upper end of the top of the top of the top bar; the top piece bar bracket is sleeved on the top piece bar, and the limit block is installed on the upper end of the top piece bar bracket through a connecting piece. The upper end of the limit block of each set of top piece bar is connected to the crank press through bolts, nuts and washers. The invention is used for the ejection of the necking member on the crank press.
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