CN216483874U - Eccentric shaft pin drawing force test device - Google Patents
Eccentric shaft pin drawing force test device Download PDFInfo
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- CN216483874U CN216483874U CN202122592093.XU CN202122592093U CN216483874U CN 216483874 U CN216483874 U CN 216483874U CN 202122592093 U CN202122592093 U CN 202122592093U CN 216483874 U CN216483874 U CN 216483874U
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- eccentric shaft
- pin
- mounting block
- sliding
- shaft pin
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Abstract
The utility model provides an eccentric shaft pin drawing force test device which comprises a small load sensor, a mounting block, a connecting pin and a sliding chuck, wherein the mounting block is mounted at the bottom of an upper jaw of a drawing machine, and the small load sensor is further mounted on a connecting shaft between the mounting block and the upper jaw; the bottom of the clamping installation block is horizontally provided with a connecting pin in a penetrating manner, a sliding chuck is movably arranged on the connecting pin, the bottom of the sliding chuck is fixedly provided with a measured eccentric shaft pin, and the main rod part at the other end of the measured eccentric shaft pin is clamped in a lower jaw of the drawing machine. The utility model effectively solves the problem that the pulling force of the eccentric shaft pin cannot be directly detected on the stretcher, and has low cost, high efficiency and low requirement on operation skill.
Description
Technical Field
The utility model mainly relates to the field of bearing detection, in particular to an eccentric shaft pin drawing force testing device.
Background
The eccentric pin on the eccentric shaft is arranged on the end face of the shaft body in an interference fit manner, the pulling force of the eccentric pin is required, and the pulling force machine cannot directly detect the pulling force because the eccentric pin is eccentric, so that the existing pulling machine and the clamp thereof disclosed below are similar.
The published Chinese utility model patent, application number CN201710187116.4, patent name: the utility model provides a anchor clamps and tensile testing machine, application date: 2017-03-27, the utility model relates to a clamp and a tensile testing machine, belonging to tensile testing equipment, wherein the clamp comprises a chuck, a jaw and a transmission piece; the chuck comprises a first wall part, a second wall part and a top part, wherein the first wall part, the second wall part and the top part enclose a containing part with an opening; the transmission piece can drive the first jaw part and the second jaw part to move upwards or downwards and clamp or loosen through closing up; first wall portion is provided with first mounting hole, and the one end that the mounting hole is close to the top articulates there is first elasticity portion, and the one end that holding portion was kept away from to first elasticity portion is provided with the butt piece. The force can be easily removed through the clamp. Tensile testing machine includes anchor clamps and organism, can improve experimental precision through this tensile testing machine.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides an eccentric shaft pin drawing force test device which comprises a small load sensor 1, an installation block 2, a connecting pin 3 and a sliding chuck 4, wherein the installation block 2 is installed at the bottom of an upper jaw 6 of a drawing machine, and the small load sensor 1 is also installed on a connecting shaft between the installation block 2 and the upper jaw 6;
the bottom of the mounting block 2 is horizontally provided with a connecting pin 3 in a penetrating manner, the connecting pin 3 is movably provided with a sliding chuck 4, the bottom of the sliding chuck 4 is fixedly provided with a measured eccentric shaft pin 5, and the main rod part at the other end of the measured eccentric shaft pin 5 is clamped in a lower jaw 7 of the stretcher.
Preferably, the sliding chuck 4 comprises a sliding end and a connecting end, a horizontal mounting hole is formed in the sliding end, a connecting pin 3 is arranged in the mounting hole, the connecting end is integrally arranged at the bottom of the sliding end, and the connecting end is fixedly clamped with a measured eccentric shaft pin 5 at the bottom by a clamping block.
Preferably, the sliding ends are provided with a pair, and the horizontal mounting holes of the pair of sliding ends are coaxially arranged.
Preferably, the sliding end on the connecting pin 3 is adjusted by taking the width of the mounting block 2 as an adjustment size to automatically adjust the eccentric amount to realize stepless adjustment.
Preferably, the small load sensor 1 horizontally penetrates through the connecting shaft and is fixed by a fastening bolt, and one end of the small load sensor 1 is electrically connected to the host module.
Preferably, the tail part of the mounting block 2 is in an inverted U shape, the opening is downward, and the bottom of the mounting block 2 is penetrated with the connecting pin 3 in a face-to-face manner.
Preferably, the vertical central axes of the upper stretcher jaw 6, the mounting block 2, the connecting pin 3 and the lower stretcher jaw 7 coincide.
The utility model has the beneficial effects that: the problem that the pulling force of the eccentric shaft pin cannot be directly detected on the stretcher is effectively solved, and the stretcher is low in cost, high in efficiency and low in operating skill requirement.
Drawings
FIG. 1 is a block diagram of the present invention;
in the figure, the position of the upper end of the main shaft,
1. a small load sensor; 2. mounting blocks; 3. a connecting pin; 4. a sliding chuck; 5. a measured eccentric shaft pin; 6. an upper jaw of the stretcher; 7. and a lower jaw of the stretcher.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the utility model only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the present invention includes: the device comprises a small load sensor 1, a mounting block 2, a connecting pin 3 and a sliding chuck 4, wherein the mounting block 2 is mounted at the bottom of an upper jaw 6 of the stretcher, and the small load sensor 1 is further mounted on a connecting shaft between the mounting block 2 and the upper jaw 6;
the bottom of the mounting block 2 is horizontally provided with a connecting pin 3 in a penetrating manner, the connecting pin 3 is movably provided with a sliding chuck 4, the bottom of the sliding chuck 4 is fixedly provided with a measured eccentric shaft pin 5, and the main rod part at the other end of the measured eccentric shaft pin 5 is clamped in a lower jaw 7 of the stretcher.
In this implementation, it is preferred that the sliding chuck 4 includes a sliding end and a connecting end, a horizontal mounting hole is provided in the sliding end, a connecting pin 3 is provided in the mounting hole, the connecting end is integrally provided at the bottom of the sliding end, and the connecting end adopts a clamping block to fix and clamp the measured eccentric axis pin 5 at the bottom.
In this embodiment, it is preferable that the sliding ends are provided in a pair, and the horizontal mounting holes of the pair of sliding ends are coaxially provided.
In the present embodiment, it is preferable that the sliding end is infinitely adjustable by automatically adjusting the eccentric amount on the connecting pin 3 with the width of the mounting block 2 as an adjustment size.
By means of the structure, on one hand, the sliding chuck can be guaranteed to move left and right on the connecting pin stably and freely, on the other hand, the purpose that the jaw clamps the top of the eccentric shaft pin to be measured on the stretcher can be achieved, and the overall test cannot be influenced.
In this embodiment, preferably, the small load sensor 1 is horizontally inserted through the connecting shaft and fixed by a fastening bolt, and one end of the small load sensor 1 is electrically connected to the host module.
By means of the structure, real-time data transmission of the drawing experiment device and real-time monitoring of test results are achieved, detection is accurate, and efficiency is high.
In this embodiment, the tail of the mounting block 2 is preferably in an inverted U shape with a downward opening, and the bottom of the mounting block 2 is opposite to the upper surface and is provided with a connecting pin 3.
In the present embodiment, it is preferable that the vertical central axes of the stretcher upper jaw 6, the mounting block 2, the connecting pin 3, and the stretcher lower jaw 7 coincide.
Set up above-mentioned structure, structural design connecting pin's mounted position at the installation piece realizes the stability of whole device, in addition, guarantees that all auxiliary component except that being surveyed eccentric axis round pin all are concentric settings, provides the guarantee for the test of later stage die pull.
In use, the mounting block 2 is mounted on the upper jaw 6 of the stretcher, the small load sensor 1 is mounted between the mounting block 2 and the upper jaw of the stretcher, the sliding chuck 4 clamps the eccentric shaft pin 5 and is connected with the mounting block 2 through the connecting pin 3, the lower jaw 7 of the stretcher clamps the main rod part of the eccentric shaft 5, the sliding chuck 4 slides on the connecting pin 3 to automatically adjust the eccentricity, and the stepless adjustment of the eccentricity of the eccentric shaft pin in the width dimension of the mounting block 2 is realized;
after the installation is finished, the pneumatic drawing machine utilizes the small load sensor 1 to transmit the drawing force of the measured eccentric shaft pin in real time, and the detection on the drawing machine is finished.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (7)
1. The eccentric shaft pin drawing force test device is characterized by comprising a small load sensor (1), a mounting block (2), a connecting pin (3) and a sliding chuck (4), wherein the mounting block (2) is mounted at the bottom of an upper jaw (6) of a drawing machine, and the small load sensor (1) is further mounted on a connecting shaft between the mounting block (2) and the upper jaw (6);
the bottom of the mounting block (2) is horizontally provided with a connecting pin (3) in a penetrating mode, the connecting pin (3) is movably provided with a sliding chuck (4), the bottom of the sliding chuck (4) is fixedly provided with a measured eccentric shaft pin (5), and the main rod part at the other end of the measured eccentric shaft pin (5) is clamped in a lower jaw (7) of the stretcher.
2. The eccentric shaft pin drawing force test device according to claim 1, wherein: the sliding chuck (4) comprises a sliding end and a connecting end, a horizontal mounting hole is formed in the sliding end, a connecting pin (3) is arranged in the mounting hole, the connecting end is integrally arranged at the bottom of the sliding end, and the connecting end is fixedly clamped with a measured deviation axis pin (5) at the bottom by a clamping block.
3. The eccentric shaft pin drawing force test device according to claim 2, wherein: the sliding ends are provided with a pair, and the horizontal mounting holes of the pair of sliding ends are coaxially arranged.
4. The eccentric shaft pin drawing force test device according to claim 3, wherein: the sliding end is arranged on the connecting pin (3) and automatically adjusts the eccentric amount by taking the width of the mounting block (2) as an adjusting size, so that stepless adjustment is realized.
5. The eccentric shaft pin drawing force test device according to claim 4, wherein: the small load sensor (1) horizontally penetrates through the connecting shaft and is fixed through a fastening bolt, and one end of the small load sensor (1) is electrically connected to the host module.
6. The eccentric shaft pin drawing force test device according to claim 5, wherein: the tail part of the mounting block (2) is in an inverted U shape, the opening is downward, and the connecting pin (3) penetrates through the bottom of the mounting block (2) from opposite to opposite.
7. The eccentric shaft pin drawing force test device according to claim 6, wherein: the vertical central axes of the upper jaw (6), the mounting block (2), the connecting pin (3) and the lower jaw (7) of the stretcher are superposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122592093.XU CN216483874U (en) | 2021-10-27 | 2021-10-27 | Eccentric shaft pin drawing force test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122592093.XU CN216483874U (en) | 2021-10-27 | 2021-10-27 | Eccentric shaft pin drawing force test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216483874U true CN216483874U (en) | 2022-05-10 |
Family
ID=81442674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122592093.XU Active CN216483874U (en) | 2021-10-27 | 2021-10-27 | Eccentric shaft pin drawing force test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216483874U (en) |
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2021
- 2021-10-27 CN CN202122592093.XU patent/CN216483874U/en active Active
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