CN115479712A - Special detection tool for ensuring torque moment of special rivet - Google Patents
Special detection tool for ensuring torque moment of special rivet Download PDFInfo
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- CN115479712A CN115479712A CN202211243448.7A CN202211243448A CN115479712A CN 115479712 A CN115479712 A CN 115479712A CN 202211243448 A CN202211243448 A CN 202211243448A CN 115479712 A CN115479712 A CN 115479712A
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- 238000001514 detection method Methods 0.000 title claims abstract description 159
- 230000006835 compression Effects 0.000 claims abstract description 3
- 238000007906 compression Methods 0.000 claims abstract description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 21
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract 6
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
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Abstract
The invention provides a special detection tool for ensuring torque of a special rivet, and belongs to the technical field of aviation product assembly. The invention comprises a handheld machine body, a high shearing resistance detection part and a thread hollow detection part, wherein the high shearing resistance detection part comprises a hexagonal head high shearing resistance rivet detection head and a countersunk head high shearing resistance rivet detection head, the hexagonal head high shearing resistance rivet detection head and the countersunk head high shearing resistance rivet detection head are connected with one end of the handheld machine body through a connector and a two-way detection head support, the thread hollow detection part comprises a thread hollow rivet detection head, the threaded hollow rivet detection head is connected with the other end of the handheld machine body through the connector and the one-way detection head support, the handheld machine body and the detection head supports at the two ends adjust a torque by means of adjusting screws, and the torque is qualitatively detected by utilizing the compression degree. The invention has simple structure and convenient operation, can finish the torsion detection of two rivets, namely the high shear resistance rivet and the thread hollow rivet, can well improve the inspection efficiency, reduce the operation difficulty and avoid the damage to the perfect rivet.
Description
Technical Field
The invention belongs to the technical field of aviation product assembly, and relates to a special detection tool for ensuring the torque of a special rivet, which can quickly realize the qualitative detection of the torque after installation of a high-shear rivet and a threaded hollow rivet.
Background
The outer surface of the aircraft air inlet channel is mostly closed area, and can only be connected by special rivets such as thread hollow and high shear rivets, and the special rivets are single-sided pre-tightened and are easy to be stressed and fall off, so that the special rivets after riveting need to be subjected to torque moment inspection to prevent the rivets from falling off and influence the flight safety, and only a digital display constant force wrench is used for inspection at the present stage, so that the rivets are easily damaged due to excessive force, and the special rivet heads are different in appearance, difficult to inspect and low in efficiency.
Disclosure of Invention
In order to solve the problems, the invention provides a special detection tool for ensuring the torque of the special rivet, which is convenient for inspectors and operators to qualitatively detect the torque of the special rivet, and is used for improving the working efficiency and reducing the operation difficulty.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a special measuring tool for special rivet torque guarantees, the instrument includes that the high shear rivet of hexagonal head detects head 1, connector 2, the high shear rivet of countersunk head detects head 3, two-way detection head supports 4, friction disc 5, adjusting screw 6, round pin axle 7, bearing 8, handheld organism 9, handheld rubber cover 10, one-way detection head supports 11, screw hollow rivet detects head 12, as shown in figure 1. The invention comprises a three-part member.
The handheld machine body 9 is used for supporting other components and is a handheld component operated by an operator, two coaxial annular structures are respectively manufactured at two ends of the handheld machine body and are used for being respectively connected with the high-shearing-resistance detection part and the thread hollow detection part, and the handheld machine body 9 is wrapped by a layer of rubber sleeve 10 to play roles of skid resistance, buffering and vibration absorption.
The hexagonal head high shear-resistant rivet detection head 1, the countersunk head high shear-resistant rivet detection head 3, the connector 2, the friction plate 5, the adjusting screw 6, the pin shaft 7, the bearing 8 and the bidirectional detection head support 4 form a high shear-resistant detection part, so that the detection of the torsional moment of the hexagonal head high shear-resistant rivet and the countersunk head high shear-resistant rivet is realized; the hexagonal-head-high shear-resistant rivet detection head 1 and the countersunk-head-high shear-resistant rivet detection head 3 are used for detection, one ends of the hexagonal-head-high shear-resistant rivet detection head and the countersunk-head-high shear-resistant rivet detection head are working molded surfaces and are matched with the shapes of the hexagonal-head-high shear-resistant rivet and the countersunk-head-high shear-resistant rivet respectively, the other ends of the hexagonal-head-high shear-resistant rivet detection head and the countersunk-head-high shear-resistant rivet detection head are connected with the connectors 2 through threads respectively, and after the ends of the two connectors 2 which are not connected with the detection heads are relatively attached, the ends of the two connectors 2 are fixedly connected with one end of the bidirectional detection head support 4, so that the connection between the bidirectional detection head support 4 and the detection heads is realized; the other end of the bidirectional detection head support 4 is provided with a through hole, two sides of the through hole are respectively attached to an annular friction plate 5 and then inserted into an annular structure at one end of the handheld machine body 9, the through hole of the bidirectional detection head support 4, the friction plate 5 and the annular structure of the handheld machine body 9 are coaxial, the bearing 8 is arranged in the coaxial holes of the three, the bidirectional detection head support 4 can rotate around a shaft, the handheld machine body 9, the friction plate 5 and the bearing 8 are coaxially connected by a pin shaft 7, the friction plate 5 is tightly pressed by an adjusting screw 6, the torque is adjusted by the pressing degree, the function of fixing the torque is realized, and qualitative detection is completed.
The thread hollow rivet detection head 12, the connector 2, the friction plate 5, the adjusting screw 6, the pin shaft 7, the bearing 8 and the one-way detection head support 11 form a thread hollow detection part to realize the detection of the torque of the thread hollow rivet; the threaded hollow rivet detection head 12 is used for detection, the shape of one end of the threaded hollow rivet detection head 12 is matched with the shape of a threaded hollow rivet core, the other end of the threaded hollow rivet detection head is in threaded connection with the connector 2, one end of the connector 2, which is not connected with the threaded hollow rivet detection head 12, is fixedly connected with one end of the one-way detection head support 11, and the connection of the one-way detection head support 11 and the threaded hollow rivet detection head 12 is realized; the other end of the one-way detection head support 11 is provided with a through hole, two sides of the through hole are respectively attached to an annular friction plate 5 and then inserted into an annular structure at the other end of the handheld machine body 9, the through hole of the one-way detection head support 11, the friction plate 5 and the annular structure of the handheld machine body 9 are coaxial, and the bearing 8 is arranged in the coaxial hole of the three, so that the one-way detection head support 11 can rotate around a shaft, the handheld machine body, the friction plate and the bearing are coaxially connected by a pin shaft, the friction plate 5 is tightly pressed by an adjusting screw 6, the torque is adjusted by the pressing degree, the function of fixing the torque is realized, and qualitative detection is completed.
The use method of the tool is as follows:
the method comprises the following steps: selecting a detection head according to detection requirements, and fixing the torque to the required torque by adjusting an adjusting screw 6;
step two: connecting the detection head with the rivet head, and pressing;
step three: the hand-held machine body 9 is rotated forcefully until the friction plate 5 is lost and idles;
step four: and checking whether the rivet rotates or not after the rotation of the handheld machine body 9 is finished, if so, judging that the rivet is unqualified, and if not, judging that the rivet is qualified.
The invention has the beneficial effects that:
the invention provides a hand-held tool for qualitatively detecting the torque of the special rivet for inspectors and operators, the tool has simple structure and convenient operation, and can finish the torque detection of high-shearing-resistance rivets and high-hollow-thread rivets by a single tool.
Drawings
Fig. 1 is a front sectional view of a special rivet torque guarantee special detection tool.
Fig. 2 is an axonometric view of a special detection tool for ensuring torque of a special rivet.
In the figure: 1, a hexagonal head high shear rivet detection head; 2, a connector; 3, a countersunk head high shear rivet detection head; 4, bidirectional detection head support; 5, friction plates; 6 adjusting the screw; 7, a pin shaft; 8, a bearing; 9, a handheld body; 10, holding a rubber sleeve by hand; 11, supporting a one-way detection head; 12-thread blind rivet detection head.
Detailed Description
The present invention is further illustrated by the following examples.
Examples
A special detection tool for ensuring torque moment of special rivets comprises a hexagonal head high shear rivet detection head 1, a connector 2, a countersunk head high shear rivet detection head 3, a bidirectional detection head support 4, a friction plate 5, an adjusting screw 6, a pin shaft 7, a bearing 8, a handheld machine body 9, a handheld rubber sleeve 10, a unidirectional detection head support 11 and a threaded hollow rivet detection head 12, and is shown in figures 1 and 2.
The handheld body 9 is used for supporting other components and is a handheld component operated by an operator, two coaxial annular structures are respectively manufactured at two ends of the handheld body and are used for being respectively connected with the high-shearing-resistance detection part and the thread hollow detection part, and the handheld body 9 is wrapped with a rubber sleeve 10 to play roles of skid resistance, buffering and vibration absorption.
The hexagonal head high shear-resistant rivet detection head 1, the countersunk head high shear-resistant rivet detection head 3, the connector 2, the friction plate 5, the adjusting screw 6, the pin shaft 7, the bearing 8 and the bidirectional detection head support 4 form a high shear-resistant detection part, so that the detection of the hexagonal head high shear resistance and the countersunk head high shear-resistant rivet torque is realized; the hexagonal-head-high shear-resistant rivet detection head 1 and the countersunk-head-high shear-resistant rivet detection head 3 are used for detection, one ends of the hexagonal-head-high shear-resistant rivet detection head and the countersunk-head-high shear-resistant rivet detection head are working molded surfaces and are matched with the shapes of the hexagonal-head-high shear-resistant rivet and the countersunk-head-high shear-resistant rivet respectively, the other ends of the hexagonal-head-high shear-resistant rivet detection head and the countersunk-head-high shear-resistant rivet detection head are connected with the connectors 2 through threads respectively, and after the ends of the two connectors 2 which are not connected with the detection heads are relatively attached, the ends of the two connectors 2 are fixedly connected with one end of the bidirectional detection head support 4, so that the connection between the bidirectional detection head support 4 and the detection heads is realized; the other end of the bidirectional detection head support 4 is provided with a through hole, two sides of the through hole are respectively attached to an annular friction plate 5 and then inserted into an annular structure at one end of the handheld machine body 9, the through hole of the bidirectional detection head support 4, the friction plate 5 and the annular structure of the handheld machine body 9 are coaxial, the bearing 8 is arranged in the coaxial holes of the three, the bidirectional detection head support 4 can rotate around a shaft, the handheld machine body 9, the friction plate 5 and the bearing 8 are coaxially connected by a pin shaft 7, the friction plate 5 is tightly pressed by an adjusting screw 6, the torque is adjusted by the compression degree, the function of fixing the torque is realized, and qualitative detection is completed.
The threaded hollow rivet detection head 12, the connector 2, the friction plate 5, the adjusting screw 6, the pin shaft 7, the bearing 8 and the one-way detection head support 11 form a threaded hollow detection part to realize the detection of the torque of the threaded hollow rivet; the threaded hollow rivet detection head 12 is used for detection, the shape of one end of the threaded hollow rivet detection head 12 is matched with the shape of a threaded hollow rivet core, the other end of the threaded hollow rivet detection head is in threaded connection with the connecting head 2, one end of the connecting head 2, which is not connected with the threaded hollow rivet detection head 12, is fixedly connected with one end of the one-way detection head support 11, and the connection of the one-way detection head support 11 and the threaded hollow rivet detection head 12 is realized; the other end of the one-way detection head support 11 is provided with a through hole, two sides of the through hole are respectively attached to an annular friction plate 5 and then inserted into an annular structure at the other end of the handheld machine body 9, the through hole of the one-way detection head support 11, the friction plate 5 and the annular structure of the handheld machine body 9 are coaxial, and the bearing 8 is arranged in the coaxial hole of the three, so that the one-way detection head support 11 can rotate around a shaft, the handheld machine body, the friction plate and the bearing are coaxially connected by a pin shaft, the friction plate 5 is tightly pressed by an adjusting screw 6, the torque is adjusted by the pressing degree, the function of fixing the torque is realized, and qualitative detection is completed.
The use method of the tool is as follows:
the method comprises the following steps: selecting a hexagonal head high shear rivet detection head 1 according to detection requirements, and fixing the torque moment at the required torque moment by adjusting an adjusting screw 6;
step two: connecting the hexagonal-head high-shear rivet detection head 1 with a high-shear rivet head, and pressing;
step three: the hand-held machine body 9 is rotated forcefully until the friction plate 5 is lost and idles;
step four: the high shear rivet is checked and found not to rotate, and then the high shear rivet head of the hexagonal head is qualified.
The above-mentioned embodiments only express the embodiments of the present invention, but not should be understood as the limitation of the scope of the invention patent, it should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the concept of the present invention, and these all fall into the protection scope of the present invention.
Claims (4)
1. A special detection tool for ensuring torque moment of a special rivet is characterized by comprising a hexagonal head high shear-resistant rivet detection head (1), a connector (2), a countersunk head high shear-resistant rivet detection head (3), a bidirectional detection head support (4), a friction plate (5), an adjusting screw (6), a pin shaft (7), a bearing (8), a handheld machine body (9), a unidirectional detection head support (11) and a threaded hollow rivet detection head (12);
the handheld machine body (9) is used for supporting other components, is an operating handheld component, and is provided with two coaxial annular structures at two ends respectively for connecting the high shear detection part and the thread hollow detection part respectively;
the hexagonal head high shear-resistant rivet detection head (1), the countersunk head high shear-resistant rivet detection head (3), the connector (2), the friction plate (5), the adjusting screw (6), the pin shaft (7), the bearing (8) and the bidirectional detection head support (4) form a high shear-resistant detection part, so that the detection of the hexagonal head high shear resistance and the countersunk head high shear-resistant rivet torque is realized; one end of the hexagonal head high shear-resistant rivet detection head (1) and one end of the countersunk head high shear-resistant rivet detection head (3) are working profiles and are matched with the shapes of the hexagonal head high shear-resistant rivet and the countersunk head high shear-resistant rivet respectively, the other ends of the hexagonal head high shear-resistant rivet and the countersunk head high shear-resistant rivet are connected with the connectors (2) respectively, and after the ends of the two connectors (2) which are not connected with the detection heads are relatively attached, the ends are fixedly connected with one end of the bidirectional detection head support (4), so that the connection between the bidirectional detection head support (4) and the detection heads is realized; the other end of the bidirectional detection head support (4) is provided with a through hole, two sides of the through hole are respectively attached to an annular friction plate (5) and then inserted into an annular structure at one end of the handheld machine body (9), the through hole of the bidirectional detection head support (4), the friction plate (5) and the annular structure of the handheld machine body (9) are coaxial, and a bearing (8) is arranged in the coaxial holes of the through hole, the friction plate and the handheld machine body, so that the bidirectional detection head support (4) can rotate around a shaft, the handheld machine body (9), the friction plate (5) and the bearing (8) are coaxially connected by a pin shaft (7), the friction plate (5) is tightly pressed by an adjusting screw (6), and the torque is adjusted by the pressing degree, so that the function of fixing the torque is realized, and qualitative detection is completed;
the thread hollow rivet detection head (12), the connector (2), the friction plate (5), the adjusting screw (6), the pin shaft (7), the bearing (8) and the one-way detection head support (11) form a thread hollow detection part, so that the torque moment of the thread hollow rivet is detected; the shape of one end of the threaded hollow rivet detection head (12) is matched with the shape of the threaded hollow rivet core, the other end of the threaded hollow rivet detection head is connected with the connecting head (2), one end of the connecting head (2), which is not connected with the threaded hollow rivet detection head (12), is fixedly connected with one end of the one-way detection head support (11), and the connection between the one-way detection head support (11) and the threaded hollow rivet detection head (12) is realized; the one-way detection head support (11) other end system through-hole, insert in the annular structure of handheld organism (9) other end after laminating with an annular friction disc (5) respectively through-hole both sides, the one-way through-hole that detects head support (11), the annular structure of friction disc (5) and handheld organism (9) is coaxial, bearing (8) are arranged in the coaxial hole of above-mentioned three, make one-way detection head support (11) can pivoting, utilize the round pin axle to hold the organism, coaxial coupling is realized to friction disc and bearing, and rely on adjusting screw (6) to compress tightly friction disc (5), utilize the degree of compression to adjust the torsional moment, be used for realizing deciding the torsional moment function, accomplish qualitative detection.
2. The special detection tool for torque guarantee of special rivets as claimed in claim 1, characterized in that said hand-held machine body (9) is covered with a layer of rubber sleeve (10) to achieve the functions of anti-skid, buffering and vibration absorption.
3. The special detection tool for ensuring the torque of the special rivet is characterized in that a hexagonal-head high-shear-resistance rivet detection head (1) and a countersunk-head high-shear-resistance rivet detection head (3) are respectively in threaded connection with a connector (2).
4. The special detection tool for ensuring the torque moment of the special rivet is characterized in that a threaded hollow rivet detection head (12) is in threaded connection with a connector (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211243448.7A CN115479712B (en) | 2022-10-12 | 2022-10-12 | Special detection tool for ensuring torque moment of special rivet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211243448.7A CN115479712B (en) | 2022-10-12 | 2022-10-12 | Special detection tool for ensuring torque moment of special rivet |
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| Publication Number | Publication Date |
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| CN115479712A true CN115479712A (en) | 2022-12-16 |
| CN115479712B CN115479712B (en) | 2024-07-23 |
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| CN202211243448.7A Active CN115479712B (en) | 2022-10-12 | 2022-10-12 | Special detection tool for ensuring torque moment of special rivet |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0423477A1 (en) * | 1989-10-20 | 1991-04-24 | AEG Westinghouse Transport-Systeme GmbH | Controlling device for a fastener |
| DE102014207340A1 (en) * | 2013-05-13 | 2014-11-13 | Schaeffler Technologies Gmbh & Co. Kg | blind riveting |
| CN204556151U (en) * | 2015-03-26 | 2015-08-12 | 湖北三环离合器有限公司 | The tightness detector that presses of clutch friction plate |
| KR101842048B1 (en) * | 2016-10-11 | 2018-05-14 | (주)이큐브시스템 | Axial force and friction torque measurement apparatus and method for identify the coefficient of friction of screw using the same |
| US20210402503A1 (en) * | 2020-06-30 | 2021-12-30 | Xi'an Jiaotong University | Powder-enhanced friction stir rivet welding device and method |
| CN114800346A (en) * | 2022-06-01 | 2022-07-29 | 沈阳飞机工业（集团）有限公司 | Calibration wrench for inspecting high shear rivets |
-
2022
- 2022-10-12 CN CN202211243448.7A patent/CN115479712B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0423477A1 (en) * | 1989-10-20 | 1991-04-24 | AEG Westinghouse Transport-Systeme GmbH | Controlling device for a fastener |
| DE102014207340A1 (en) * | 2013-05-13 | 2014-11-13 | Schaeffler Technologies Gmbh & Co. Kg | blind riveting |
| CN204556151U (en) * | 2015-03-26 | 2015-08-12 | 湖北三环离合器有限公司 | The tightness detector that presses of clutch friction plate |
| KR101842048B1 (en) * | 2016-10-11 | 2018-05-14 | (주)이큐브시스템 | Axial force and friction torque measurement apparatus and method for identify the coefficient of friction of screw using the same |
| US20210402503A1 (en) * | 2020-06-30 | 2021-12-30 | Xi'an Jiaotong University | Powder-enhanced friction stir rivet welding device and method |
| CN114800346A (en) * | 2022-06-01 | 2022-07-29 | 沈阳飞机工业（集团）有限公司 | Calibration wrench for inspecting high shear rivets |
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| CN115479712B (en) | 2024-07-23 |
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