Spinning die tail ejector structure

• Main Authors: GONG LIANG, ZHOU QITAO, XUE YANFEI, JI GUANGXIN
• Format: Patent
• Language: Chinese; English
• Published: 26.06.2020
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The utility model discloses a tail top structure of a spinning die. The spinning die comprises a spinning die tail top assembly and a hub blank arranged at the bottom of the spinning die tail top assembly. The shape of the bottom surface of the spinning die tail top assembly is matched with the shape of the top surface of the hub blank, the bottom surface of the spinning die tail top assembly is attached to the top surface of the hub blank, and an integrated inclined protruding face is arranged on the surface of the bottom end of the spinning die tail top assembly. The shape of the bottom surface of the spinning die tail top assembly is set to be the same as the shape of the top bright surface of the hub blank. The spinning die tail top assembly can make direct contact with spokes of a hubblank to achieve straight spinning of the hub blank with a cap opening, so that a pre-machining positioning platform does not need to conduct machining, the machining time is saved, the effect of improving the straight spinn