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[CN 202110157761.8] Transmission mechanism of eight-link press


[CN 202110157761.8] Title of an eight-link press transmission mechanism: Application number of an eight-link press transmission mechanism: CN 202110157761.8 Applicant: Dalian Engineering Technology Co., Ltd. of Yizhong Group; China First Heavy Machinery Co., Ltd. Application Date: 2021-2-4 Patent Type: Application for Invention The present invention provides an eight-link press transmission mechanism, including double eccentric bodies, with eccentric shaft A and eccentric shaft B on both axial sides respectively; Triangular connecting rod, it has three triangularly distributed hinge points, namely hinge point A, hinge point B and hinge point C. hinge point A is hinged with eccentric shaft A; Connecting rod A, one end of which is hinged with eccentric shaft B; V-shaped angle rod, one end of which is hinged with the other end of connecting rod A; Connecting rod B, one end of which is hinged with hinge point B, the other end is hinged with the other end of the V-shaped angle rod; one end of the connecting rod C is hinged to the hinge point C; and the input end of the guide column is hinged to the other end of the connecting rod C. The eight-link mechanism has low slider speed when approaching the bottom dead center, and good return characteristics when returning, which is not only conducive to the formability of parts, but also provides more abundant loading and unloading time for the robot, and the motion curve can meet the beat requirements of the continuous production mode of the high-speed stamping line.