US 11,812,692 B2
Sheet-metal spinning cutter bar assembly and processing method thereof
Zhaoxing Pan, Zhejiang (CN)
Assigned to Zhejiang Dongxing Auto Parts CO., LTD, Zhejiang (CN)
Filed by Zhejiang Dongxing Auto Parts CO., LTD, Zhejiang (CN)
Filed on Nov. 17, 2020, as Appl. No. 16/950,879.
Claims priority of application No. 202010982877.0 (CN), filed on Sep. 17, 2020; and application No. 202022043302.0 (CN), filed on Sep. 17, 2020.
Prior Publication US 2022/0078970 A1, Mar. 17, 2022
Int. Cl. A01D 34/76 (2006.01); B23D 47/12 (2006.01); F16H 7/20 (2006.01); F16C 17/10 (2006.01); A01D 101/00 (2006.01)
CPC A01D 34/76 (2013.01) [B23D 47/12 (2013.01); F16C 17/10 (2013.01); F16H 7/20 (2013.01); A01D 2101/00 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A sheet-metal spinning cutter bar assembly, comprising a cutter bar body, wherein one end of the cutter bar body is provided with a pulley through a fixing screw, the cutter bar body comprises a bearing seat, two ends of the bearing seat are respectively provided with bearings, a mandrel is inserted into the bearing seat, and a tail end of the mandrel is connected with the pulley;
a fixing plate is arranged on an outer wall of a bottom portion of the bearing seat, and an inner side of the fixing plate is provided with an upwardly protruding connecting end abutting against the outer wall of the bearing seat; and
the fixing plate is further provided with a supporting plate, a top portion of the supporting plate is arranged on the outer wall of the bearing seat in interference fit, and a bottom opposite edge of the supporting plate abuts against the fixing plate.