CN220136607U - Deflection torsional rigidity detection tool for rubber joint - Google Patents
Deflection torsional rigidity detection tool for rubber joint Download PDFInfo
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- CN220136607U CN220136607U CN202321663523.5U CN202321663523U CN220136607U CN 220136607 U CN220136607 U CN 220136607U CN 202321663523 U CN202321663523 U CN 202321663523U CN 220136607 U CN220136607 U CN 220136607U
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- 238000001514 detection method Methods 0.000 title claims abstract description 11
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- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 238000009661 fatigue test Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to the field of fatigue tests of rubber vibration reduction parts, and particularly provides a deflection torsional rigidity detection tool for a rubber joint, which comprises a sliding base and a rotating base positioned on the sliding base; the rotary base is provided with a supporting component for supporting the rubber joint, the sliding base is connected with a loading component for carrying out deflection torsion loading on the rubber joint, and a rotary component for reversing the rubber joint is connected between the loading component and a core shaft of the rubber joint; the loading assembly comprises a loading beam, a loading shaft arranged at the outer end of the loading beam and a fixed beam connected to the side end of the sliding base, and the loading shaft is used for applying loading force to the rubber joint to test; the adjusting pin is movably connected to the loading beam, and the rotating assembly is driven to rotate through the adjusting pin to change the direction of the rubber joint. According to the scheme, the reversing of the rubber joint is realized through one set of tool, the deflection and torsion test detection is completed, the tool can be prevented from being changed, the working efficiency is improved, and the installation difficulty is reduced.
Description
Technical Field
The utility model relates to the technical field of rubber vibration reduction part fatigue tests, in particular to a deflection torsional rigidity detection tool for a rubber joint.
Background
The rubber joint is an elastomer formed by vulcanizing a rubber body and a metal piece at high temperature and high pressure, has flexible connection and vibration buffering functions, can bear fatigue and instantaneous impact from axial, radial, torsion, deflection and other multidirectional loads in a complex working environment, plays a role in vibration reduction and noise reduction, is widely applied to shock absorber ends or connecting rod/swing arm ends in railway vehicles, automobiles and various engineering machines, and realizes radial, axial, deflection and torsion composite deformation similar to joint movement while realizing force transmission and reliable connection through elastic deformation of the rubber body, and plays roles in flexible connection and shock absorption and impact resistance.
The rubber joint comprises a rubber bushing, a rubber spherical hinge and the like, the deflection rigidity and the torsional rigidity of the rubber joint are two important properties, and certain reliability is required in the use process of the rubber joint so that the damage condition or the rigidity attenuation condition of the rubber joint is controlled within a certain range when the rubber joint is subjected to deflection torsional load or deformation. The rigidity detection device is required to detect the deflection torsion fatigue performance of the rubber joint in both the product development stage and the mass production control stage.
The deflection test and the torsion test aiming at the same product are usually carried out by adopting a torsion testing machine, but different tools are required to be used for clamping, so that the deflection and torsion rigidity performance can be detected. But to same product, if adopt different frock, just relate to frock retooling problem, including transport, location and clamping, will increase intensity of labour, reduce work efficiency.
In summary, how to design a tool for detecting the torsional rigidity of the rubber joint, which can avoid tool change, has low labor intensity and high working efficiency, is a problem to be solved currently.
Disclosure of Invention
The utility model aims to solve the problems, and provides a deflection torsional rigidity detection tool for a rubber joint, which can drive the rubber joint to do deflection torsional movement by driving a loading shaft to detect the deflection torsional rigidity, and drive the rubber joint to rotate by adjusting a pin and a rotating assembly to turn, so that the tool can be prevented from being changed, and the working efficiency and the universality are improved.
In order to achieve the above purpose, the present utility model proposes the following technical scheme: a deflection torsional rigidity detection tool for a rubber joint comprises a sliding base and a rotating base positioned at the upper end of the sliding base; the upper end of the rotating base is provided with a supporting component for supporting the rubber joint, the sliding base is connected with a loading component for carrying out deflection torsion loading on the rubber joint, and a rotating component for reversing the rubber joint is connected between the loading component and a mandrel of the rubber joint; the loading assembly comprises a loading beam positioned at the outer side of the rotating assembly, a loading shaft arranged at the outer end of the loading beam and a fixed beam connected with the side end of the sliding base, wherein the loading shaft is supported on the fixed beam and is used for testing the application of loading force to the rubber joint; the rubber joint reversing device comprises a loading beam, a rotating assembly and a rubber joint, wherein the loading beam and the rotating assembly are connected with each other through a regulating pin, and the rubber joint is reversed through the rotation of the rotating assembly driven by the regulating pin.
Further, the loading beam comprises an upper cross beam and a side vertical beam connected to the lower end of the side part of the upper cross beam, the loading shaft is arranged at the outer end of the side vertical beam, and the adjusting pin is connected to the upper cross beam and can rotate or lock at the upper cross beam.
Further, the rotating assembly comprises an upper rotating frame and a bottom rotating frame positioned at the lower end of the upper rotating frame; the upper rotating frame is connected with the adjusting pin, and the bottom rotating frame is connected with the core shaft of the rubber joint.
Further, the bottom end of the upper rotating frame is provided with a sliding groove, the upper end of the bottom rotating frame is provided with a sliding block matched with the sliding groove, and the lower end of the bottom rotating frame is connected with a core shaft of the rubber joint; the bottom rotating frame can slide in the sliding groove to adjust the width so as to be connected with the mandrels of the rubber joints with different specifications.
Further, the supporting component comprises a supporting seat positioned at the upper end of the rotating base and a locking seat arranged at the upper end of the supporting seat, and the rubber joint to be tested is supported in the locking seat.
Further, the locking seat comprises a lower locking block arranged on the supporting seat and an upper locking block positioned at the upper end of the lower locking block, a lower supporting groove with an upward opening and an upper supporting groove with a downward opening are respectively formed in the lower locking block and the upper locking block, the lower supporting groove and the upper supporting groove are matched, and the rubber joint is accommodated in the lower supporting groove and the upper supporting groove and the lower locking block and the upper locking block are locked on the peripheral surface of the outer sleeve of the rubber joint.
Further, an adjusting hole is formed in the middle of the upper cross beam, the adjusting pin is located in the adjusting hole, the adjusting hole further comprises an adjusting column and a propping block, and the propping block is located between the adjusting pin and the adjusting column; the adjusting column comprises a long diameter end and a short diameter end, when the adjusting pin is required to be locked, the adjusting column and the adjusting pin are abutted through the long diameter end of the adjusting column, and when the adjusting pin is required to be loosened, the adjusting column is rotated so that the long diameter end is not abutted against the adjusting column any more, and the adjusting pin is loosened.
Further, the upper part of the fixed beam is provided with a connecting hole, a connecting bearing is arranged in the connecting hole, and the loading shaft penetrates through a shaft hole of the connecting bearing and is connected with the outer side of the lower end of the side vertical beam.
Further, a sliding rail is arranged below the sliding base, a sliding sleeve matched with the sliding rail is arranged at the lower end of the sliding base, and the sliding base can slide on the sliding rail; the slide rail is arranged in parallel with the loading shaft.
Further, the loading shaft is provided with a balancing weight positioned on the outer side of the fixed beam.
The beneficial effects of the utility model are as follows: according to the scheme, only one set of tool is needed to complete the rubber joint reversing and the rubber joint deflection torsion fatigue test, tool changing can be avoided, the universality is improved, the working efficiency is improved, the labor intensity is reduced, and meanwhile, the clamping convenience and the positioning accuracy of the rubber joint can be improved.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a detection tool according to an embodiment of the present utility model.
Reference numerals: the device comprises a sliding base 1, a rotating base 2, a loading shaft 3, a fixed beam 4, an upper cross beam 5, a side vertical beam 6, an adjusting pin 7, an upper rotating frame 8, a bottom rotating frame 9, a sliding chute 10, a supporting seat 11, a lower locking block 12, an upper locking block 13, an upper supporting groove 14, a lower supporting groove 15, an adjusting column 16, a supporting block 17, a connecting bearing 18, a sliding rail 19, a sliding sleeve 20, a balancing weight 21, a mandrel 22 and an outer sleeve 23.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail with reference to fig. 1 and the specific embodiment. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limiting the utility model.
A deflection torsional rigidity detection tool for a rubber joint is shown in fig. 1, and comprises a sliding base 1 and a rotating base 2, wherein the rotating base 2 is positioned at the upper end of the sliding base 1; the upper end of the rotating base 2 is provided with a supporting component which is used for supporting the rubber joint, the sliding base 1 is connected with a loading component which is used for carrying out deflection torsion loading on the rubber joint, a rotating component is connected between the loading component and a mandrel 22 of the rubber joint, and the rotating component is used for reversing the rubber joint. The slide rail 19 is arranged below the slide base 1, the sliding sleeve 20 matched with the slide rail 19 is arranged at the lower end of the slide base 1, the slide base 1 can slide on the slide rail 19, and the rotary base 2 can rotate on the slide base 1.
As shown in fig. 1, the loading assembly comprises a loading beam positioned at the outer side of the rotating assembly, a loading shaft 3 arranged at the outer end of the loading beam, and a fixed beam 4 connected to the side end of the sliding base 1, wherein a sliding rail 19 is arranged in parallel with the loading shaft 3; the loading shaft 3 is supported on the fixed beam 4 and applies loading force to the rubber joint through the loading shaft 3 for testing; the loading beam comprises an upper cross beam 5 and a side vertical beam 6 connected to the lower end of the side part of the upper cross beam 5, and the loading shaft 3 is arranged at the outer end of the side vertical beam 6; the upper part of the fixed beam 4 is provided with a connecting hole, a connecting bearing 18 is arranged in the connecting hole, and the loading shaft 3 passes through a shaft hole of the connecting bearing 18 and is connected with the outer side of the lower end of the side vertical beam 6; the loading shaft 3 is also provided with a balancing weight 21 positioned outside the fixed beam 4, and additional torque is balanced through the balancing weight 21.
The adjusting pin 7 is movably connected to the loading beam, the rotating assembly is driven to rotate by the adjusting pin 7 to change the direction of the rubber joint, and the adjusting pin 7 is connected to the upper cross beam 5 and can rotate or lock at the upper cross beam 5; specifically, an adjusting hole is formed in the middle of the upper cross beam 5, the adjusting pin 7 is positioned in the adjusting hole, the adjusting hole further comprises an adjusting column 16 and a propping block 17, and the propping block 17 is positioned between the adjusting pin 7 and the adjusting column 16; the adjusting column 16 comprises a long diameter end and a short diameter end, when the adjusting pin 7 needs to be locked, the adjusting column 16 and the adjusting pin 7 are abutted through the long diameter end of the adjusting column 16, and when the adjusting pin 7 needs to be loosened, the adjusting column 16 is rotated so that the long diameter end does not abut against the adjusting column 16 any more, and the adjusting pin 7 is loosened.
As shown in fig. 1, the rotating assembly comprises an upper rotating frame 8 and a bottom rotating frame 9, wherein the bottom rotating frame 9 is positioned at the lower end of the upper rotating frame 8; the upper rotating frame 8 is connected with the adjusting pin 7, and the bottom rotating frame 9 is connected with a mandrel 22 of the rubber joint; the bottom of going up swivel mount 8 is equipped with spout 10, and the upper end of end swivel mount 9 is equipped with the slider that matches the setting with spout 10, and the lower extreme of end swivel mount 9 is connected with rubber joint's dabber 22, consequently the accessible is with end swivel mount 9 slip in spout 10, adjusts the width in order to be connected with different specification rubber joint's dabber 22, can improve the commonality of frock.
As shown in fig. 1, the supporting component comprises a supporting seat 11 positioned at the upper end of the rotating base 2 and a locking seat arranged at the upper end of the supporting seat 11, and a rubber joint to be tested is supported in the locking seat; the locking seat comprises a lower locking block 12 and an upper locking block 13, wherein the lower locking block 12 is arranged on the supporting seat 11, the upper locking block 13 is arranged at the upper end of the lower locking block 12, the lower locking block 13 is respectively provided with a lower supporting groove 15 with an upward opening and an upper supporting groove 14 with a downward opening, the lower supporting groove 15 and the upper supporting groove 14 are matched, the rubber joint is accommodated in the lower supporting groove 15 and the upper supporting groove 14, and the lower locking block 12 and the upper locking block 13 are locked on the peripheral surface of an outer sleeve of the rubber joint.
When the device is used, after the loading position of the rubber joint is adjusted, the loading shaft 3 is driven to rotate by the driving piece, and the loading shaft 3 drives the side vertical beam 6, the upper cross beam 5, the adjusting pin 7, the upper rotating frame 8, the bottom rotating frame 9 and the mandrel 22 to move so as to perform deflection torsion test on the rubber joint. Reversing the rubber joint to test the rubber joint at another angle, specifically: the adjusting column 16 is rotated, the long diameter end is not abutted against the adjusting column 16 any more, the adjusting pin 7 is loosened, if the adjusting pin 7 is rotated by 90 degrees, or other angles are rotated according to test requirements, the adjusting pin 7 drives the upper rotating frame 8, the bottom rotating frame 9, the rubber joint, the upper locking block 13, the lower locking block 12 and the rotating base 2 to rotate, the rubber joint is reversed, the adjusting column 16 is rotated again, the long diameter end is abutted against the adjusting column 16, the adjusting pin 7 is locked, and therefore the position of the rubber joint is fixed. And then the rigidity test is carried out on the rubber joint through the loading step.
While embodiments of the present utility model have been illustrated and described above, it will be appreciated that the above described embodiments are illustrative and should not be construed as limiting the utility model. Variations, modifications, alternatives and variations of the above-described embodiments may be made by those of ordinary skill in the art within the scope of the present utility model.
The above embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (10)
1. The deflection torsional rigidity detection tool for the rubber joint is characterized by comprising a sliding base (1) and a rotating base (2) positioned at the upper end of the sliding base (1); the upper end of the rotating base (2) is provided with a supporting component for supporting the rubber joint, the sliding base (1) is connected with a loading component for carrying out deflection torsion loading on the rubber joint, and a rotating component for reversing the rubber joint is connected between the loading component and a mandrel (22) of the rubber joint; the loading assembly comprises a loading beam positioned at the outer side of the rotating assembly, a loading shaft (3) arranged at the outer end of the loading beam and a fixed beam (4) connected with the side end of the sliding base (1), wherein the loading shaft (3) is supported on the fixed beam (4) and applies loading force to the rubber joint through the loading shaft (3) for testing; the rubber joint reversing device is characterized in that an adjusting pin (7) movably connected to the loading beam is arranged between the loading beam and the rotating assembly, and the rotating assembly is driven to rotate through the adjusting pin (7) to reverse the rubber joint.
2. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 1, wherein the loading beam comprises an upper cross beam (5) and a side vertical beam (6) connected to the lower end of the side part of the upper cross beam (5), the loading shaft (3) is arranged at the outer end of the side vertical beam (6), and the adjusting pin (7) is connected to the upper cross beam (5) and can rotate or be locked at the upper cross beam (5).
3. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 2, wherein the rotating assembly comprises an upper rotating frame (8) and a bottom rotating frame (9) positioned at the lower end of the upper rotating frame (8); the upper rotating frame (8) is connected with the adjusting pin (7), and the bottom rotating frame (9) is connected with the core shaft (22) of the rubber joint.
4. The tool for detecting the deflection torsional rigidity of the rubber joint according to claim 3, wherein a chute (10) is arranged at the bottom end of the upper rotating frame (8), a sliding block matched with the chute (10) is arranged at the upper end of the bottom rotating frame (9), and the lower end of the bottom rotating frame (9) is connected with a mandrel (22) of the rubber joint; the bottom rotating frame (9) can slide in the sliding groove (10) to adjust the width so as to be connected with the core shafts (22) of rubber joints with different specifications.
5. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 4, wherein the supporting assembly comprises a supporting seat (11) positioned at the upper end of the rotating base (2) and a locking seat arranged at the upper end of the supporting seat (11), and the rubber joint to be tested is supported in the locking seat.
6. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 5, wherein the locking seat comprises a lower locking block (12) arranged on the supporting seat (11) and an upper locking block (13) arranged at the upper end of the lower locking block (12), a lower supporting groove (15) with an upward opening and an upper supporting groove (14) with a downward opening are respectively formed in the lower locking block (12) and the upper locking block (13), the lower supporting groove (15) and the upper supporting groove (14) are arranged in a matched mode, and the rubber joint is accommodated in the lower supporting groove (15) and the upper supporting groove (14) and the lower locking block (12) and the upper locking block (13) are locked on the peripheral surface of an outer sleeve of the rubber joint.
7. The tool for detecting the torsional deflection stiffness of the rubber joint according to any one of claims 2 to 6, wherein an adjusting hole is formed in the middle of the upper cross beam (5), the adjusting pin (7) is positioned in the adjusting hole, the adjusting hole further comprises an adjusting column (16) and a abutting block (17), and the abutting block (17) is positioned between the adjusting pin (7) and the adjusting column (16); the adjusting column (16) comprises a long diameter end and a short diameter end, when the adjusting pin (7) is required to be locked, the adjusting column (16) and the adjusting pin (7) are abutted through the long diameter end of the adjusting column (16), and when the adjusting pin (7) is required to be loosened, the adjusting column (16) is rotated so that the long diameter end does not abut against the adjusting column (16) any more, and the adjusting pin (7) is loosened.
8. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 7, wherein a connecting hole is formed in the upper portion of the fixed beam (4), a connecting bearing (18) is arranged in the connecting hole, and the loading shaft (3) penetrates through a shaft hole of the connecting bearing (18) and is connected to the outer side of the lower end of the side vertical beam (6).
9. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 8, wherein a sliding rail (19) is arranged below the sliding base (1), a sliding sleeve (20) matched with the sliding rail (19) is arranged at the lower end of the sliding base (1), and the sliding base (1) can slide on the sliding rail (19); the sliding rail (19) is arranged in parallel with the loading shaft (3).
10. The tool for detecting the torsional deflection stiffness of the rubber joint according to claim 9, wherein the loading shaft (3) is provided with a balancing weight (21) positioned on the outer side of the fixed beam (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321663523.5U CN220136607U (en) | 2023-06-28 | 2023-06-28 | Deflection torsional rigidity detection tool for rubber joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321663523.5U CN220136607U (en) | 2023-06-28 | 2023-06-28 | Deflection torsional rigidity detection tool for rubber joint |
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| Publication Number | Publication Date |
|---|---|
| CN220136607U true CN220136607U (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321663523.5U Active CN220136607U (en) | 2023-06-28 | 2023-06-28 | Deflection torsional rigidity detection tool for rubber joint |
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| Country | Link |
|---|---|
| CN (1) | CN220136607U (en) |
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2023
- 2023-06-28 CN CN202321663523.5U patent/CN220136607U/en active Active
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