公开(公告)号：US11707807B2

公开(公告)日：2023-07-25

申请号：US17829602

申请日：2022-06-01

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  UNIVERSITY OF SHARJAH

Inventor： Changhe Li ,  Zhuang Shi ,  Bo Liu ,  Huajun Cao ,  Wenfeng Ding ,  Xin Cui ,  Zafar Said ,  Yanbin Zhang

IPC: B23K37/04 ,  B23K101/00 ,  B23K37/00

CPC classification number: B23K37/0452 ,  B23K37/0426 ,  B23K37/0435 ,  B23K37/00 ,  B23K2101/006 ,  Y02T30/00

Abstract: Provided is a fixture for automatic assembly, overturning and welding of sidewall aluminum profile of a rail vehicle, comprising a lifting mechanism, a supporting overturning device mounted on the lifting mechanism, an automatic assembling sidewall profile device mounted on the supporting overturning device, and a self-positioning locking device. The automatic assembling sidewall profile device comprises a sidewall-shaped support steel beam, and a rodless cylinder track platform and a fixing seat. The self-positioning locking devices are mounted on the rodless cylinder track platform and the fixing seat, and have a self-positioning base and a locking device. The self-positioning base comprises an outer housing is provided with the locking device and two symmetrically set self-positioning supports, and faces of the two self-positioning supports matching with the rail vehicle aluminum profile are provided with rollers having a V-shaped gap formed therebetween.

公开(公告)号：US11628530B2

公开(公告)日：2023-04-18

申请号：US17549439

申请日：2021-12-13

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  QINGDAO KAWS INTELLIGENT MANUFACTURING CO. LTD.

Inventor： Changhe Li ,  Zhuang Shi ,  Aiguo Qin ,  Bo Liu ,  Yun Chen ,  Huajun Cao ,  Zongming Zhou ,  Naiqing Zhang ,  Qidong Wu ,  Bingheng Lu ,  Teng Gao ,  Yanbin Zhang ,  Min Yang ,  Mingzheng Liu ,  Xiaoming Wang

IPC: B23Q11/10 ,  B23Q3/06 ,  B23C3/00 ,  B25B5/04 ,  B23Q3/18 ,  B23C9/00

Abstract: The present invention discloses a positioning system with an adjustable clamping force and a milling equipment for a rail transit honeycomb workpiece. The positioning system includes: a positioning apparatus, including a positioning table to support a workpiece; and a clamping apparatus, including a turntable, where the turntable is fixedly disposed on a periphery of the positioning table, a top of the turntable is connected to a mechanical arm, a pressure plate is disposed at an end of the mechanical arm, and the pressure plate is capable of cooperating with the positioning table to clamp the workpiece, where there are a plurality of clamping apparatuses, working regions of adjacent clamping apparatuses have an intersection, and working regions of all the clamping apparatuses are capable of covering a machining surface of the workpiece; and when machining is performed in an intersection region, a clamping apparatus corresponding to the region clamps the workpiece, and when machining is performed in a non-intersection region, a clamping apparatus corresponding to the region dodges, and an adjacent clamping apparatus clamps the workpiece.

公开(公告)号：US12215002B2

公开(公告)日：2025-02-04

申请号：US17829659

申请日：2022-06-01

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  QINGDAO HUANGHAI UNIVERSITY ,  GUOHUA (QINGDAO) INTELLIGENT PRECISION DRIVE CONTROL TECHNOLOGY RESEARCH INSTITUTE CO., LTD. ,  QINGDAO JIMO QINGLI INTELLIGENT MANUFACTURING INDUSTRY RESEARCH INSTITUTE

Inventor： Xiaoming Wang ,  Changhe Li ,  Zhuang Shi ,  Bo Liu ,  Zongming Zhou ,  Yun Chen ,  Xiaowei Zhang ,  Zafar Said ,  Wenfeng Ding ,  Yanbin Zhang

IPC: B66C17/06 ,  B66C1/44

Abstract: Equipment for self-positioning handling of aluminum profiles for rail vehicle, including a handling and lifting mechanism, a steel beam fixed on and being driven to lift by the mechanism, 2-DOF spatial mechanisms fixed on the steel beam and mechanical clamping jaws fixed on a clamping jaw connecting seat; the 2-DOF spatial mechanisms includes a cylinder supporting seat, four connecting members on an outer ring of the cylinder supporting seat hinged respectively to four first connecting rods; wherein, two of the first rods are hinged to first ends of two ball joint connecting rods of which second ends are hinged to the clamping jaw connecting seat; the other two first rods are hinged to first ends of two second connecting rods of which second ends are hinged to the clamping jaw connecting seat; a piston rod of a cylinder center of the cylinder supporting seat driving the clamping jaw connecting seat.