US 12,377,558 B2
Buffer assembly and manipulator
Jian Zhang, Beijing (CN); Guoku Song, Beijing (CN); and Jingren Tang, Beijing (CN)
Assigned to Beijing Jingdong Qianshi Technology Co., Ltd., Beijing (CN)
Appl. No. 18/277,457
Filed by Beijing Jingdong Qianshi Technology Co., Ltd., Beijing (CN)
PCT Filed Apr. 22, 2022, PCT No. PCT/CN2022/088371
§ 371(c)(1), (2) Date Aug. 16, 2023,
PCT Pub. No. WO2022/228289, PCT Pub. Date Nov. 3, 2022.
Claims priority of application No. 202110460504.1 (CN), filed on Apr. 27, 2021.
Prior Publication US 2024/0123635 A1, Apr. 18, 2024
Int. Cl. B25J 19/00 (2006.01); B25J 9/04 (2006.01); B25J 13/08 (2006.01); B25J 17/02 (2006.01)
CPC B25J 19/0091 (2013.01) [B25J 13/089 (2013.01); B25J 17/0275 (2013.01); B25J 9/042 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A buffer assembly, comprising:
a first mounting seat;
a second mounting seat, wherein one of the first mounting seat or the second mounting seat is configured to be connected to a mechanical arm and another one of the first mounting seat or the second mounting seat is configured to be connected to an end picker;
a hinge assembly connected between the first mounting seat and the second mounting seat, wherein the hinge assembly comprises a first ball joint and a guide rod, the first ball joint is mounted in the first mounting seat, one of the second mounting seat or the first ball joint is connected to the guide rod, and another one of the second mounting seat or the first ball joint is slidably sleeved outside the guide rod; and
an elastic member configured to apply a force to enable the second mounting seat to approach the first mounting seat.