Patent ID: 11951614
Assignee: HANGZHOU DIANZI UNIVERSITY
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 6:
7. The dual-joint multi-degree-of-freedom mechanical arm according to claim 1, wherein the wrist joint universal plate (10) is provided with three articulated shafts (10-2); the second central ball socket (10-1) is located at a central position of the wrist joint universal plate (10); the three articulated shafts are evenly distributed along a circumferential direction of the second central ball socket (10-1); axial lines of the articulated shafts (10-2) are all arranged along a tangential direction of the second central ball socket (10-1); the outer end of the second connecting rod (9) of each of the three small arm stretching rods is fixed with an articulated sleeve (9-2); and the articulated sleeve (9-2) on the second connecting rod (9) of each of the three small arm stretching rods is articulated with a corresponding one of the three articulated shafts (10-2) on the wrist joint universal plate (10).