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1. 发明授权

US09989496B2 Fixed value residual stress test block and manufacturing and preservation method thereof 有权
公开(公告)号：US09989496B2
公开(公告)日：2018-06-05
申请号：US14647813
申请日：2013-03-12
申请人： Beijing Institute of Technology
发明人： Chunguang Xu , Lang Xu , Qinxue Pan , Dingguo Xiao , Xiao Li , Wentao Song
IPC分类号： G01N29/04 , G01N1/28 , G01L1/25 , G01N3/00 , G01L5/00 , B23K31/02 , C21D9/46 , B23K31/12 , B23K103/04
CPC分类号： G01N29/04 , B23K31/02 , B23K31/125 , B23K2103/04 , C21D9/46 , G01L5/0047 , G01N3/00 , G01N2203/0296 , G01N2203/0298 , G01N2291/0421 , G01N2291/0423 , G01N2291/267
摘要： A fixed value residual stress test block, comprising a main body (1) and two welded blocks (2); the main body (1) and the welded blocks (2) are all rectangular metal blocks; the welded blocks (2) are welded onto the two opposite side surfaces of the main body (1); the main body (1) is deformed under the upper and lower pressures and generates residual stress. The fixed value residual stress test block has a simple structure.

2. 发明申请

US20220003719A1 ULTRASONIC DETECTION AND TENSILE CALIBRATION TEST METHOD FOR BONDING STRENGTH GRADE 有权
公开(公告)号：US20220003719A1
公开(公告)日：2022-01-06
申请号：US17365264
申请日：2021-07-01
申请人： BEIJING INSTITUTE OF TECHNOLOGY
发明人： Chunguang Xu , Lei He , Dingguo Xiao , Qiutao Wang
IPC分类号： G01N29/09 , G01N29/34
摘要： An ultrasonic detection and tensile calibration test method for bonding strength grade comprising bonding an upper substrate block to bonding groove(s) to form a theoretical bonding area, and applying a downward actual tensile force to a lower substrate block; obtaining an actual bonding area of the theoretical bonding area; calculating a first actual bonding strength by using the actual tensile force and the actual bonding area, and comparing the first actual bonding strength with a second actual bonding strength calculated to verify the correctness of the theoretical bonding area as a calibrated bonding strength; forming a bond strength table in which the theoretical bonding areas, the actual bonding areas and the first actual bonding strengths are in one-to-one correspondence; and using the actual bonding area to find the actual bonding strength corresponding to the actual bonding area from the bonding area bonding strength table.

3. 发明授权

US09863826B2 Sensor device and residual stress detection system employing same 有权
公开(公告)号：US09863826B2
公开(公告)日：2018-01-09
申请号：US14648225
申请日：2013-07-02
申请人： BEIJING INSTITUTE OF TECHNOLOGY
发明人： Chunguang Xu , Lang Xu , Qinxue Pan , Dingguo Xiao , Xiao Li , Jun Guo , Wentao Song , Haiyang Liu
IPC分类号： G01N29/04 , G01N29/07 , G01N29/24 , G01N29/30 , G01N29/44 , G01N29/265 , G01L1/25
CPC分类号： G01L1/255 , G01N29/04 , G01N29/041 , G01N29/07 , G01N29/2487 , G01N29/265 , G01N29/30 , G01N29/44 , G01N29/4472 , G01N2291/02827 , G01N2291/0289 , G01N2291/0421 , G01N2291/0425 , G01N2291/102
摘要： A sensor device, comprising two symmetrically disposed sonolucent wedges (5), and a connecting piece for fixedly connecting the two sonolucent wedges (5); the upper surfaces of the sonolucent wedges (5) are provided with inclined planes; installation holes are formed on the inclined planes; transducers (3) are installed in respective installation holes; one transducer (3) is used to generate ultrasonic waves, and the other transducer (3) is used to receive the ultrasonic waves generated by the previous transducer (3). The residual stress detection system comprises a sensor device, an ultrasonic transmission card, and a data acquisition card.

4. 发明授权

US10712316B2 Fixed value residual stress test block and manufacturing and preservation method thereof 有权
公开(公告)号：US10712316B2
公开(公告)日：2020-07-14
申请号：US15951119
申请日：2018-04-11
申请人： Beijing Institute of Technology
发明人： Chunguang Xu , Lang Xu , Qinxue Pan , Dingguo Xiao , Xiao Li , Wentao Song
IPC分类号： G01N29/04 , G01L5/00 , B23K31/12 , B23K31/02 , G01N3/00 , C21D9/46 , B23K103/04
摘要： A fixed value residual stress test block, comprising a main body (1) and two welded blocks (2); the main body (1) and the welded blocks (2) are all rectangular metal blocks; the welded blocks (2) are welded onto the two opposite side surfaces of the main body (1); the main body (1) is deformed under the upper and lower pressures and generates residual stress. The fixed value residual stress test block has a simple structure.

5. 发明申请

US20180231499A1 Fixed Value Residual Stress Test Block And Manufacturing And Preservation Method Thereof 审中-公开
公开(公告)号：US20180231499A1
公开(公告)日：2018-08-16
申请号：US15951119
申请日：2018-04-11
申请人： Beijing Institute of Technology
发明人： Chunguang Xu , Lang Xu , Qinxue Pan , Dingguo Xiao , Xiao Li , Wentao Song
IPC分类号： G01N29/04 , C21D9/46 , G01N3/00 , G01L5/00 , B23K31/02 , B23K31/12
摘要： A fixed value residual stress test block, comprising a main body (1) and two welded blocks (2); the main body (1) and the welded blocks (2) are all rectangular metal blocks; the welded blocks (2) are welded onto the two opposite side surfaces of the main body (1); the main body (1) is deformed under the upper and lower pressures and generates residual stress. The fixed value residual stress test block has a simple structure.

6. 发明申请

US20150177194A1 Dual Robot Detection Apparatus For Non-Damage Detection 审中-公开
标题翻译：用于非损伤检测的双机器人检测装置
公开(公告)号：US20150177194A1
公开(公告)日：2015-06-25
申请号：US14411319
申请日：2013-07-04
申请人： Beijing Institute of Technology
发明人： Chunguang Xu , Xinyu Zhao , Lan Zhang , Hongbo Wang , Dingguo Xiao , Juan Hao , Zongxin Lu
IPC分类号： G01N29/04 , B25J9/16
CPC分类号： G01N29/043 , B25J9/1661 , B25J9/1664 , B25J9/1669 , G01N29/225 , G01N29/265 , G01N2291/0231 , G01N2291/044 , G01N2291/101 , G01N2291/105 , G05B2219/39121
摘要： Disclosed is a twin-robot testing apparatus for non-destructive testing. The apparatus comprises two robots (1) for detecting a workpiece (3) from front and back sides thereof; a water circulating unit, comprising a pressure pump, two water ejection coupling probes (2) and water pipes, for providing a coupled water column; an ultrasonic transmitting/receiving device, comprising two ultrasonic transducers, a pulse transmitting/receiving card, and a high-speed data acquisition card, wherein the two ultrasonic transducers are respectively attached at the end-effector of the two robots (1), for transmitting ultrasound and receiving ultrasound respectively, the ultrasonic pulse transmitting/receiving card and the high-speed data acquisition card are mounted on the robot controller mechanism for transmitting and receiving, and acquiring pulse signals, the two robots perform a synchronous transmission testing, with ultrasound transmitted by one robot being received by the other robot, and the ultrasonic transducers are adjusted in position and gesture with the change in the surface shape of the workpiece (3) such that the incidence direction of ultrasonic beam is always in coincidence with the normal direction of the curved surface. The apparatus is used for automatic non-destructive testing of a curved-surface workpiece made of a composite material, and can improve the accuracy, sensitivity and efficiency of the testing.
摘要翻译：公开了一种用于非破坏性测试的双机器人测试装置。该装置包括从前后检测工件（3）的两个机器人（1）水循环单元，包括压力泵，两个水喷射耦合探头（2）和水管，用于提供耦合的水柱; 包括两个超声波换能器，脉冲发射/接收卡和高速数据采集卡的超声波发射/接收装置，其中两个超声波换能器分别连接在两个机器人（1）的末端执行器上，用于分别发送超声波和接收超声波，超声脉冲发射/接收卡和高速数据采集卡安装在机器人控制器机构上，用于发送和接收，并采集脉搏信号，两台机器人进行超声波同步传输测试由另一机器人接收的一个机器人传送，并且随着工件（3）的表面形状的变化，超声波换能器被调整到位置和手势，使得超声波束的入射方向总是与法线方向一致的曲面。该装置用于由复合材料制成的曲面工件的自动无损检测，可提高测试的准确性，灵敏度和效率。

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