CN218956275U - Tensile test tool for threaded hollow rivet - Google Patents
Tensile test tool for threaded hollow rivet Download PDFInfo
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- CN218956275U CN218956275U CN202223288729.2U CN202223288729U CN218956275U CN 218956275 U CN218956275 U CN 218956275U CN 202223288729 U CN202223288729 U CN 202223288729U CN 218956275 U CN218956275 U CN 218956275U
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Abstract
A tensile test tool for a threaded hollow rivet comprises a first riveting plate, a second riveting plate, a first pressing seat matched with the first riveting plate and a second pressing seat matched with the second riveting plate; the first riveting plate is provided with a first connecting part and a first pressure-bearing part, the second riveting plate is provided with a second connecting part and a second pressure-bearing part, the middle parts of the first connecting part and the second connecting part are respectively provided with a riveting hole, the bottom surface of the first connecting part is attached to the top surface of the second connecting part, the first connecting part and the second connecting part are connected through a hollow rivet to be detected, which is arranged in the riveting holes, and the first pressure-bearing part and the second pressure-bearing part are arranged in a staggered manner; the first pressing seat comprises a first pressing plate arranged below the second riveting plate, and a first pressing column which is vertically upwards is fixed on the first pressing plate; the second pressing seat comprises a second pressing plate arranged above the first riveting plate, and a second pressing column which is vertically downward is fixed on the second pressing plate. The utility model is used for installing the threaded hollow rivet and is convenient for tensile test.
Description
Technical Field
The utility model relates to the technical field of rivet tests, in particular to a tensile test tool for a threaded hollow rivet.
Background
Rivets are nail-shaped articles used to connect two pieces (or members) having a through hole and a cap at one end. In riveting, the parts being riveted are connected by self deformation or interference. Rivets are of various types and are widely used in various fields regardless of the form. In the field of aerospace, a threaded hollow rivet is commonly used, one end of the threaded hollow rivet is provided with an end cap, the middle part of the threaded hollow rivet is provided with a threaded hole, when the threaded hollow rivet is installed, the threaded hollow rivet is placed into a through hole of two parts to be connected, an installation tool is used for locally deforming the threaded hollow rivet to form a pier head, riveting of the two parts is achieved, a screw is screwed into the threaded hollow rivet, the shear strength of the threaded hollow rivet is enhanced, and the size, materials, heat treatment, surface treatment and the like of the threaded hollow rivet are described in detail in QJ 3141/1-2001. The screw hollow rivet in the aerospace field is special in use condition, the tensile property of the screw hollow rivet needs to be sampled and detected in the production inspection process, but no tool convenient for installing the screw hollow rivet to carry out a tensile test is needed at present, and a screw hollow rivet tensile test tool is needed to be designed and used for installing the screw hollow rivet to be detected, so that the screw hollow rivet is convenient to carry out a tensile test.
Disclosure of Invention
The utility model aims at: the utility model provides a screw thread hollow rivet tensile test frock for the installation waits to detect screw thread hollow rivet, is convenient for carry out tensile test to it.
The technical scheme adopted by the utility model is as follows:
a tensile test tool for a threaded hollow rivet comprises a first riveting plate, a second riveting plate, a first pressing seat matched with the first riveting plate and a second pressing seat matched with the second riveting plate; the first riveting plate is provided with a first connecting part and a first pressure-bearing part, the second riveting plate is provided with a second connecting part and a second pressure-bearing part, the middle parts of the first connecting part and the second connecting part are respectively provided with a riveting hole, the bottom surface of the first connecting part is attached to the top surface of the second connecting part, the first connecting part and the second connecting part are connected through a hollow rivet to be detected, which is arranged in the riveting holes, and the first pressure-bearing part and the second pressure-bearing part are arranged in a staggered manner; the first pressing seat comprises a first pressing plate arranged below the second riveting plate, a first pressing column vertically upwards is fixed on the first pressing plate, and the top surface of the first pressing column is contacted with the bottom surface of the first pressure-bearing part; the second pressing seat comprises a second pressing plate arranged above the first riveting plate, a second pressing column vertically downward is fixed on the second pressing plate, and the bottom surface of the second pressing column is in contact with the top surface of the second pressure-bearing part.
The first riveting plate and the second riveting plate are identical in structure and are both of cube structures, the included angle between the diagonal line of the first riveting plate and the diagonal line of the second riveting plate is 45 degrees, and the cross sections of the first bearing part and the first bearing part are triangular.
The first pressing columns are in one-to-one correspondence with the first pressure-bearing parts, and the cross section shapes of the first pressing columns and the first pressure-bearing parts are the same; the second pressing columns are in one-to-one correspondence with the second pressure-bearing parts, and the cross section shapes of the second pressing columns and the second pressure-bearing parts are the same.
The top of the first pressing column and the bottom of the second pressing column are both fixed with plug columns, and plug holes matched with the plug columns are respectively arranged on the first pressure bearing part and the second pressure bearing part.
The rubber sleeve is sleeved on the plug-in column, and the outer wall of the rubber sleeve is tightly propped against the inner wall of the corresponding plug-in hole.
According to the utility model, the first riveting plate is provided with the first connecting part and the first pressure-bearing part, the second riveting plate is provided with the second connecting part and the second pressure-bearing part, the bottom surface of the first connecting part is attached to the top surface of the second connecting part, the first connecting part and the second connecting part are connected through the hollow rivet to be detected, which is arranged in the riveting hole, the end cap of the hollow rivet to be detected is tightly pressed on the top of the first connecting part, the hollow rivet to be detected is partially deformed to form a pier head, the pier head is tightly pressed on the bottom of the second connecting part, namely the first riveting plate and the second riveting plate are connected through the hollow rivet to be detected, so that the hollow rivet to be detected is convenient to carry out tensile test, the first pressure-bearing part and the second pressure-bearing part are staggered, so that the first pressure-bearing part is convenient to carry out pressure application on the second pressure-bearing part through the first pressure-bearing column of the first pressure-bearing seat, the tool is arranged on the testing machine, the first riveting plate is tightly pressed on the first part of the first pressure-bearing part through the first pressure-bearing seat, namely the first riveting plate is tightly pressed on the second pressure-bearing part through the second pressure-bearing seat, and the first rivet is subjected to tensile test, and the first rivet is easy to carry out tensile test.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a first rivet plate, a second rivet plate, and a threaded blind rivet to be inspected;
FIG. 3 is a schematic structural view of a first rivet plate, a second rivet plate, and a threaded blind rivet to be inspected (II);
FIG. 4 is a schematic diagram of a second pressing seat;
FIG. 5 is a schematic diagram of a second pressing seat;
FIG. 6 is a schematic view (one) of a first rivet plate;
fig. 7 is a schematic structural view of the first rivet plate (ii).
Detailed Description
As shown in fig. 1-7, a tensile test fixture for a threaded hollow rivet comprises a first riveting plate 5, a second riveting plate 6, a first pressing seat 11 matched with the first riveting plate 5 and a second pressing seat 1 matched with the second riveting plate 6; the first riveting plate 5 is provided with a first connecting part 13 and a first pressure-bearing part 12, the second riveting plate 6 is provided with a second connecting part and a second pressure-bearing part 14, the middle parts of the first connecting part 13 and the second connecting part are respectively provided with a riveting hole 17, the bottom surface of the first connecting part 13 is attached to the top surface of the second connecting part, the first connecting part 13 and the second connecting part are connected through a to-be-detected threaded hollow rivet 8 arranged in the riveting hole 17, the end cap 4 of the to-be-detected threaded hollow rivet 8 is tightly propped against the top of the first connecting part 13, the to-be-detected threaded hollow rivet 8 is locally deformed to form a pier head 7, the pier head 7 is tightly propped against the bottom of the second connecting part, namely, the first riveting plate 5 and the second riveting plate 6 are connected through the to-be-detected threaded hollow rivet 8, so that the tensile test is conveniently performed on the to-be-detected threaded hollow rivet 8, the first pressure-bearing part 12 is conveniently and the second pressure-bearing part 14 are alternately arranged, so that the first column 9 of the first pressure-bearing part 12 is conveniently presses the first pressure-bearing part 12, and the second column 3 of the second seat 1 conveniently presses the second pressure-bearing part 14; the first pressing seat 11 comprises a first pressing plate 10 arranged below the second riveting plate 6, a first pressing column 9 vertically upwards is fixed on the first pressing plate 10, and the top surface of the first pressing column 9 is in contact with the bottom surface of a first pressure bearing part 12 and is used for pressing the first pressure bearing part 12, namely the first riveting plate 5; the second pressing seat 1 comprises a second pressing plate 2 arranged above the first riveting plate 5, a second pressing column 3 vertically downward is fixed on the second pressing plate 2, and the bottom surface of the second pressing column 3 is in contact with the top surface of the second pressure bearing part 14 and is used for pressing the second pressure bearing part 14, namely the second riveting plate 6.
The first riveting plate 5 and the second riveting plate 6 have the same structure and are both in cube structures, the included angle between the diagonal line of the first riveting plate 5 and the diagonal line of the second riveting plate 6 is 45 degrees, the cross sections of the first pressure bearing part 12 and the first pressure bearing part 12 are triangular, and the structure is stable and convenient for pressing; the first pressing seat 11 and the second pressing seat 1 are also identical in structure.
The first pressure columns 9 are in one-to-one correspondence with the first pressure-bearing parts 12, and the cross sections of the first pressure columns 9 and the first pressure-bearing parts 12 are identical in shape, so that the first pressure columns 9 can be conveniently attached to each other, and the first pressure-bearing parts 12 can be conveniently pressed; the second pressure columns 3 are in one-to-one correspondence with the second pressure bearing parts 14, and the cross section shapes of the second pressure columns 3 and the second pressure bearing parts 14 are the same, so that the second pressure columns 3 can be conveniently attached to the second pressure bearing parts 14, and the second pressure columns 3 can conveniently press the second pressure bearing parts 14.
The top of the first pressure column 9 and the bottom of the second pressure column 3 are both fixed with plug columns 16, plug holes 15 matched with the plug columns 16 are respectively arranged on the first pressure bearing part 12 and the second pressure bearing part 14, the plug columns 16 of the first pressure column 9 are plugged in the plug holes 15 of the first pressure bearing part 12, the pre-connection of the first pressure column 9 and the first pressure bearing part 12 is realized, the plug columns 16 of the second pressure column 3 are plugged in the plug holes 15 of the second pressure bearing part 14, the pre-connection of the second pressure column 3 and the second pressure bearing part 14 is realized, and the stability of the tooling is improved.
The rubber sleeve is sleeved on the plug-in column 16, the outer wall of the rubber sleeve is tightly propped against the inner wall of the corresponding plug-in hole 15, and the connection compactness is improved.
The utility model is used for installing the threaded hollow rivet 8 to be detected, so that the tensile test is conveniently carried out on the threaded hollow rivet 8, in the test, the first riveting plate 5 and the second riveting plate 6 are arranged in a staggered way, the diagonal line of the first riveting plate 5 and the diagonal line of the second riveting plate 6 form an included angle of 45 degrees, the threaded hollow rivet 8 to be detected is installed in the riveting hole 17, the end cap 4 of the threaded hollow rivet 8 to be detected is tightly pressed on the top of the first connecting part 13, the threaded hollow rivet 8 to be detected is locally deformed to form a pier head 7, the pier head 7 is tightly pressed on the bottom of the second connecting part, the connection of the first riveting plate 5 and the second riveting plate 6 is realized, the first pressing seat 11 is arranged below the second riveting plate 6, the top surface of the first pressing column 9 is contacted with the bottom surface of the first pressing part 12, the second pressing seat 1 is arranged above the first riveting plate 5, the bottom surface of the second pressing column 3 is contacted with the top surface of the second pressing part 14, the installation of the fixture is completed, the fixture is installed on the universal tester, the first pressing seat 11 is used for pressing the first pressing plate 5, namely, the second pressing plate 6 is pressed upwards, and the second pressing seat 14 is pressed downwards, namely the second pressing plate 6 is pressed upwards, and the second pressing seat is used for pressing the second pressing plate 6 is used for bearing the second pressing plate, and the second pressing seat is upwards, and the second pressing seat is used for pressing the rivet.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (5)
1. A thread hollow rivet tensile test frock, its characterized in that: the riveting device comprises a first riveting plate, a second riveting plate, a first pressing seat matched with the first riveting plate and a second pressing seat matched with the second riveting plate; the first riveting plate is provided with a first connecting part and a first pressure-bearing part, the second riveting plate is provided with a second connecting part and a second pressure-bearing part, the middle parts of the first connecting part and the second connecting part are respectively provided with a riveting hole, the bottom surface of the first connecting part is attached to the top surface of the second connecting part, the first connecting part and the second connecting part are connected through a hollow rivet to be detected, which is arranged in the riveting holes, and the first pressure-bearing part and the second pressure-bearing part are arranged in a staggered manner; the first pressing seat comprises a first pressing plate arranged below the second riveting plate, a first pressing column vertically upwards is fixed on the first pressing plate, and the top surface of the first pressing column is contacted with the bottom surface of the first pressure-bearing part; the second pressing seat comprises a second pressing plate arranged above the first riveting plate, a second pressing column vertically downward is fixed on the second pressing plate, and the bottom surface of the second pressing column is in contact with the top surface of the second pressure-bearing part.
2. The threaded blind rivet tensile test fixture of claim 1, wherein: the first riveting plate and the second riveting plate are identical in structure and are both of cube structures, the included angle between the diagonal line of the first riveting plate and the diagonal line of the second riveting plate is 45 degrees, and the cross sections of the first bearing part and the first bearing part are triangular.
3. The threaded blind rivet tensile test fixture of claim 2, wherein: the first pressing columns are in one-to-one correspondence with the first pressure-bearing parts, and the cross section shapes of the first pressing columns and the first pressure-bearing parts are the same; the second pressing columns are in one-to-one correspondence with the second pressure-bearing parts, and the cross section shapes of the second pressing columns and the second pressure-bearing parts are the same.
4. The threaded blind rivet tensile test fixture of claim 1, wherein: the top of the first pressing column and the bottom of the second pressing column are both fixed with plug columns, and plug holes matched with the plug columns are respectively arranged on the first pressure bearing part and the second pressure bearing part.
5. The threaded blind rivet tensile test fixture of claim 4, wherein: the rubber sleeve is sleeved on the plug-in column, and the outer wall of the rubber sleeve is tightly propped against the inner wall of the corresponding plug-in hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223288729.2U CN218956275U (en) | 2022-12-08 | 2022-12-08 | Tensile test tool for threaded hollow rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223288729.2U CN218956275U (en) | 2022-12-08 | 2022-12-08 | Tensile test tool for threaded hollow rivet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218956275U true CN218956275U (en) | 2023-05-02 |
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ID=86139436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223288729.2U Active CN218956275U (en) | 2022-12-08 | 2022-12-08 | Tensile test tool for threaded hollow rivet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218956275U (en) |
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2022
- 2022-12-08 CN CN202223288729.2U patent/CN218956275U/en active Active
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