US 12,290,918 B2
Rubber part structure for vacuum suction pad and vacuum suction pad with replaceable rubber part
Min Xu, Yongkang (CN)
Assigned to ZHEJIANG SHIJING TOOLS CO., LTD., Wuyi (CN)
Filed by ZHEJIANG SHIJING TOOLS CO., LTD., Wuyi (CN)
Filed on Oct. 12, 2024, as Appl. No. 18/914,151.
Claims priority of application No. 202420434673.7 (CN), filed on Mar. 6, 2024.
Prior Publication US 2025/0033228 A1, Jan. 30, 2025
Int. Cl. B25J 15/00 (2006.01); B25J 15/06 (2006.01)
CPC B25J 15/0683 (2013.01) 10 Claims
OG exemplary drawing
 
1. A vacuum suction pad with the replaceable rubber part, comprising a rubber part (1), wherein an air hole (2) for air extraction and discharging is provided in the middle of the rubber part (1); a ringlike lip edge (3) is arranged around the rubber part (1); an air extraction chamber (4) communicated to the air hole (2) is formed on an inner side of the lip edge (3); a ringlike flanging (5) is arranged on the rubber part (1) on an outer side of the lip edge (3); and the flanging (5) is configured to be in buckled connection with the vacuum suction pad from the outside of the vacuum suction pad; a ringlike deformation slot (6) is provided in the middle of the lip edge (3), and the lip edge (3) below the deformation slot (6) forms a bent portion (7) configured to abut against a surface of an object by deformation after the vacuum suction pad extracts air;
a framework (9), wherein a grip (10) is arranged at a top of the framework (9); a mounting surface (11) is formed at a bottom of the framework (9); a periphery of the mounting surface (11) is connected to the rubber part (1) through a buckling element; an upper end of the rubber part (1) is wrapped around the buckling element via the flanging (5) and is buckled with the buckling element; and a lower end of the rubber part (1) extends to a position below the mounting surface (11) via the lip edge (3) and forms the air extraction chamber (4).