CN209820976U - Stabilizer bar fatigue test device with adjustable - Google Patents
Stabilizer bar fatigue test device with adjustable Download PDFInfo
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- CN209820976U CN209820976U CN201920479253.XU CN201920479253U CN209820976U CN 209820976 U CN209820976 U CN 209820976U CN 201920479253 U CN201920479253 U CN 201920479253U CN 209820976 U CN209820976 U CN 209820976U
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- stabilizer bar
- connecting rod
- screw
- testing device
- fisheye bearing
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Abstract
The utility model provides a stabilizer bar fatigue test device with adjustable belongs to automobile inspection's technical field. An adjustable stabilizer bar fatigue testing device comprises a connecting rod, a stress application block, an actuator, a fisheye bearing and an adjusting screw rod; the utility model discloses a be provided with the flake bearing of taking the lead screw respectively with the both ends of connecting rod, and a lead screw and afterburning piece threaded connection, another lead screw and actuator threaded connection, make the actuator, length adjustment between connecting rod and the afterburning piece, thereby satisfy the detection of the stabilizer bar of different specifications, in addition, can change the angle between connecting rod and the lead screw through the flake bearing, and realize the regulation and the locking of angle size through adjusting screw between connecting rod and the lead screw, thereby the demand of different loading directions has been satisfied, make angular adjustment convenient and fast more, the same front and back test reference point that treats the stabilizer bar of treating keeps the uniformity, make the testing result more accurate, testing arrangement's adaptability has been improved.
Description
Technical Field
The utility model relates to an automobile inspection's technical field specifically is to relate to a stabilizer bar fatigue test device with adjustable.
Background
In the automotive industry, in order to ensure the safety of automobiles, the detection of relevant structures is carried out in the design and manufacturing processes of automobiles.
The stabilizer bar is used as one of parts of an automobile, and the fatigue test strength is direct to the performance and safety of the automobile. At present, the commonly used detection method in the market is to add the stress application after welding the stress application rod of fisheye bearing through linear actuator stress application or linear actuator, but foretell detection structure is because the restriction of self structure, the flexibility is poor during the operation, detection efficiency has been reduced, and it is extremely inconvenient when being difficult to change loading direction or angle of adjustment, need carry out timely adjustment to the position and the angle of the test piece of another side, the front and back test datum point that has led to the same part of waiting to detect can't keep uniformity and accuracy, make the precision of testing result relatively poor, make the test structure have the poor problem of regulation, make testing arrangement's adaptability relatively poor.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide an adjustable stabilizer bar fatigue testing device, fisheye bearings are arranged at two ends of a connecting rod, a lead screw is connected to each fisheye bearing in a threaded manner, the two lead screws on the two fisheye bearings are respectively connected with a stress application block and an actuator, one side of the stress application block, which is far away from the connecting rod, is hinged with a stress point of a stabilizer bar to be tested, convex side platforms are arranged at two ends of the connecting rod, a screw block is sleeved on each lead screw, an adjusting screw is hinged between each screw block and the corresponding side platform, the total length is adjusted by the lead screws at two ends of the connecting rod, the stabilizer bar to be tested is suitable for different specifications, and meanwhile, the angles among the connecting rod, the lead screws and the fisheye bearings are adjusted by the side platforms, the adjusting screws and the screw blocks, so as to adapt to different loading directions, the angle adjustment is more convenient, the front and back test reference points of the same stabilizer bar to be detected are kept consistent, the detection accuracy is improved, and the adaptability is higher.
The specific technical scheme is as follows:
an adjustable stabilizer bar fatigue testing device having the features comprising: the connecting rod, afterburning piece, the actuator, fisheye bearing and adjusting screw, be provided with the fisheye bearing on the end of the one end of connecting rod and the drive shaft connection through fisheye bearing and actuator, be provided with the fisheye bearing equally on the end of the other end of connecting rod and be connected with afterburning piece through the fisheye bearing, and afterburning piece deviates from the one end of connecting rod and the stress point hinge of treating the stabilizer bar of treating, and simultaneously, the fisheye bearing deviates from one of connecting rod and serves and all is provided with the lead screw, and the drive shaft is threaded connection with the lead screw on the fisheye bearing respectively with afterburning piece, in addition, the both ends of connecting rod all are provided with the side platform of evagination, and all overlap on two lead screws and be equipped with the spiral shell piece, and all.
The adjustable stabilizer bar fatigue testing device comprises a rotating outer sleeve and two end screw rods, wherein the rotating outer sleeve is arranged in a cylindrical shape, internal threads are arranged at two ends of the inner wall of the rotating outer sleeve, and the two end screw rods are respectively inserted into the rotating outer sleeve and matched with the internal threads.
The adjustable stabilizer bar fatigue testing device is characterized in that a hinged hole is formed in one end, deviating from the rotating outer sleeve, of each end screw, and the hinged holes are respectively hinged to the side table and the corresponding screw blocks.
The adjustable stabilizer bar fatigue testing device is characterized in that the end face of one end, connected with the fisheye bearing, of the stress application block is provided with a first connecting screw hole arranged along the length direction of the stress application block, and the first connecting screw hole is in threaded connection with the corresponding screw rod on the fisheye bearing.
The adjustable fatigue testing device for the stabilizer bar is characterized in that a second connecting screw hole is formed in the end face of one end, connected with the fisheye bearing, of the driving shaft along the axial direction of the end face, and the second connecting screw hole is in threaded connection with the corresponding screw rod on the fisheye bearing.
The adjustable stabilizer bar fatigue testing device is characterized in that the middle of one end, deviating from the fisheye bearing, of the stress application block is provided with a middle groove, the middle groove divides the stress application block into U-shaped structures, and the stress point of the stabilizer bar extends into the middle groove.
In the fatigue testing device for the adjustable stabilizer bar, one end of the stress application block, which is provided with the middle groove, is vertical to the middle groove, and a fixing through hole is formed in the middle groove, and the fixing through hole penetrates through two parts of the stress application block, which are separated by the middle groove.
In the fatigue testing device for the adjustable stabilizer bar, the fastening piece is inserted into the fixing through hole and penetrates through the stress point of the stabilizer bar.
The stabilizer bar fatigue test device with the adjustable, wherein the connecting rod and the rotating outer sleeve are both arranged in a regular hexagonal prism shape.
The positive effects of the technical scheme are as follows:
in addition, the two ends of the connecting rod are respectively provided with a convex side platform, the two screw rods are sleeved with a screw block, each screw block is hinged with the side platform at the corresponding end through an adjusting screw rod, so that the adjustment of the angle among the screw rods, the fish eye bearings and the connecting rod is realized through the change of the length of the adjusting screw rod, the use requirements of different loading directions are met, and the angle adjustment is more convenient and quicker, therefore, the consistency of the front and rear test reference points of the same stabilizer bar to be detected is kept, the detection accuracy is improved, and the adaptability of the testing device is higher.
Drawings
Fig. 1 is a structural diagram of an embodiment of an adjustable stabilizer bar fatigue testing device according to the present invention;
fig. 2 is a structural diagram of an adjusting screw according to a preferred embodiment of the present invention.
In the drawings: 1. a connecting rod; 11. a side table; 2. a stress application block; 21. a first connection screw hole; 22. an intermediate tank; 23. a fixing through hole; 24. a fastener; 3. an actuator; 31. a second connection screw hole; 4. a fisheye bearing; 41. a screw rod; 411. a screw block; 5. adjusting the screw rod; 51. rotating the outer sleeve; 52. an end screw; 53. a hinge hole; 6. and (4) stress points.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following embodiments are specifically described with reference to fig. 1 to 2, but the following contents are not intended to limit the present invention.
Fig. 1 is a structural diagram of an embodiment of an adjustable stabilizer bar fatigue testing device of the present invention. As shown in fig. 1, the adjustable stabilizer bar fatigue testing device provided by the present embodiment includes: connecting rod 1, thrust augmentation piece 2, actuator 3, fisheye bearing 4 and adjusting screw 5.
It is specific, be provided with fisheye bearing 4 on the end of connecting rod 1's one end and be connected with actuator 3's actuating shaft through fisheye bearing 4, realized that actuator 3's force can transmit to connecting rod 1 on, in addition, be provided with fisheye bearing 4 on the end of connecting rod 1's the other end equally and be connected with afterburning piece 2 through fisheye bearing 4, make the last force of connecting rod 1 can transmit to afterburning piece 2 on, and afterburning piece 2 deviates from connecting rod 1's one end and the stress point 6 of treating the stabilizer bar of treating, thereby realized loading the power of actuator 3 to treating on the stress point 6 of treating the stabilizer bar of treating, thereby the validity of test has been guaranteed, and can change actuator 3 through fisheye bearing 4, connecting rod 1 and treat the angle between the stabilizer bar of treating, satisfy different test demands, adaptability is higher. Meanwhile, one end of the fisheye bearing 4, which is far away from the connecting rod 1, is provided with a screw rod 41, and the driving shaft and the stress application block 2 are respectively in threaded connection with the screw rod 41 on the fisheye bearing 4, so that the lengths between the fisheye bearing 4 and the stress application block 2, as well as between the fisheye bearing 4 and the actuator 3, can be adjusted, thereby adapting to the test of the to-be-detected stabilizer bars with different specifications, further improving the adaptability, and ensuring the accuracy of the test result, in addition, both ends of the connecting rod 1 are provided with convex side tables 11, and both the two screw rods 41 are sleeved with screw blocks 411, and adjusting screws 5 are hinged between the screw blocks 411 and the side tables 11 at the corresponding ends, by adjusting the lengths of the adjusting screws 5, the angles between the screw rods 41, the fisheye bearing 4 and the connecting rod 1 can be kept stable, thereby adapting to different loading directions, and enabling the angle adjustment to be more convenient and, therefore, the consistency of the front and rear test reference points of the same stabilizer bar to be detected is kept, the accuracy of the detection result is ensured, and the adaptability of the testing device is higher.
More specifically, the end face of one end of the stress application block 2 connected with the fisheye bearing 4 is provided with a first connecting screw hole 21 arranged along the length direction of the end face, the first connecting screw hole 21 is in threaded connection with the corresponding screw rod 41 on the fisheye bearing 4, so that the relative position of the first connecting screw hole 21 and the screw rod 41 can be adjusted by rotating the stress application block 2, the change of different positions of the stress application block 2 on the screw rod 41 is realized, and the adjustability is higher. Similarly, a second connecting screw hole 31 is formed in the end face of one end, connected with the fisheye bearing 4, of the driving shaft along the axial direction of the driving shaft, and the second connecting screw hole 31 is in threaded connection with the corresponding screw rod 41 on the fisheye bearing 4, so that the adjustment of the relative position of the actuator 3 on the screw rod 41 is realized, and the adjustability is improved.
More specifically, the middle part of the end of the stress application block 2, which deviates from the fisheye bearing 4, is provided with a middle groove 22, the middle groove 22 divides the stress application block 2 into U-shaped structures, and the stress point 6 of the stabilizer bar extends into the middle groove 22, so that the stress of the stress point 6 of the stabilizer bar is more uniform, and the test result is more accurate. In addition, one end of the stress application block 2, which is provided with the middle groove 22, is vertical to the middle groove 22, and is provided with a fixing through hole 23, the fixing through hole 23 penetrates through two parts of the stress application block 2, which are separated from the middle groove 22, a fastening piece 24 is inserted into the fixing through hole 23, and the fastening piece 24 penetrates through the stress point 6 of the stabilizer bar, so that the stress application block 2 and the stress point 6 of the stabilizer bar are connected more flexibly and more stably, and the accuracy of a test result is ensured.
Fig. 2 is a structural diagram of an adjusting screw according to a preferred embodiment of the present invention. As shown in fig. 1 and 2, the adjusting screw 5 includes a rotating outer sleeve 51 and two end screws 52, the rotating outer sleeve 51 is disposed in a cylindrical shape, and two ends of an inner wall of the rotating outer sleeve 51 are both provided with internal threads, the two end screws 52 are respectively inserted into the rotating outer sleeve 51 and are matched with the internal threads, so that by rotating the rotating outer sleeve 51, an operation of extending or shortening the two end screws 52 is realized, thereby extending or shortening the overall length of the adjusting screw 5, thereby increasing or shortening the distance between the side table 11 and the screw block 411, reducing or increasing the angle between the connecting rod 1, the fisheye bearing 4 and the lead screw 41, adapting to different loading directions, making the angle adjustment more convenient and faster, thereby keeping consistency of front and rear test reference points of the same stabilizer bar to be detected, ensuring accuracy of the detection result, and realizing self-locking of the rotating outer sleeve 51 and the end screws 52 through threads, the stability of angle adjustment is guaranteed, and the test result is further accurate.
Specifically, each end screw 52 deviates from the one end of rotatory overcoat 51 and has all seted up hinge hole 53, and hinge hole 53 articulates respectively on side platform 11 and the spiral shell piece 411 that corresponds for be articulated the connection between adjusting screw 5 and side platform 11 and the spiral shell piece 411, satisfy the change of angle more easily, make and adjust the adaptability higher.
As a preferred embodiment, the connecting rod 1 and the rotating outer sleeve 51 are both arranged in a regular hexagonal prism shape, so that the connecting rod 1 and the rotating outer sleeve 51 can be conveniently rotated, the adjustment is more convenient, and the structure is more reasonable.
The adjustable stabilizer bar fatigue testing device provided by the embodiment comprises a connecting rod 1, a stress application block 2, an actuator 3, a fisheye bearing 4 and an adjusting screw rod 5; through being provided with the fisheye bearing 4 who takes lead screw 41 respectively with the both ends of connecting rod 1, and a lead screw 41 and afterburning piece 2 threaded connection, another lead screw 41 and actuator 3 threaded connection, make actuator 3, length adjustable between connecting rod 1 and the afterburning piece 2, thereby satisfy the detection of the stabilizer bar of different specifications, in addition, can change the angle between connecting rod 1 and the lead screw 41 through fisheye bearing 4, and realize the regulation and the locking of angle size through adjusting screw 5 between connecting rod 1 and the lead screw 41, thereby the demand of different loading directions has been satisfied, make angle adjustment convenient and fast more, the front and back test datum point of the same stabilizer bar that treats the detection has been guaranteed to keep the uniformity, make the testing result more accurate, testing arrangement's adaptability has been improved.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (9)
1. An adjustable stabilizer bar fatigue testing device, comprising: the fish eye bearing is arranged at the end head of one end of the connecting rod and is connected with a driving shaft of the actuator through the fish eye bearing, the end head of the other end of the connecting rod is also provided with the fisheye bearing and is connected with the stress application block through the fisheye bearing, and one end of the stress application block departing from the connecting rod is hinged with the stress point of the stabilizer bar to be detected, meanwhile, the end of the fisheye bearing, which is far away from the connecting rod, is provided with a screw rod, the driving shaft and the stress application block are respectively in threaded connection with the screw rod on the fisheye bearing, in addition, both ends of the connecting rod are provided with convex side platforms, screw blocks are sleeved on the two lead screws, and the adjusting screw rods are hinged between the screw blocks and the side platforms at the corresponding ends.
2. The adjustable stabilizer bar fatigue testing device as recited in claim 1, wherein the adjusting screw comprises a rotating outer sleeve and two end screws, the rotating outer sleeve is cylindrical, two ends of the inner wall of the rotating outer sleeve are provided with internal threads, and the two end screws are respectively inserted into the rotating outer sleeve and are matched with the internal threads.
3. The adjustable stabilizer bar fatigue testing device as recited in claim 2, wherein each end screw has a hinge hole at an end thereof facing away from the rotating outer sleeve, and the hinge holes are respectively hinged to the side platform and the corresponding screw block.
4. The fatigue testing device for the adjustable stabilizer bar according to claim 1, wherein a first connecting screw hole is formed in an end surface of one end of the stress application block, which is connected with the fisheye bearing, along a length direction of the first connecting screw hole, and the first connecting screw hole is in threaded connection with the corresponding screw rod on the fisheye bearing.
5. The fatigue testing device for the adjustable stabilizer bar according to claim 1, wherein a second connecting screw hole is formed on an end surface of one end of the driving shaft connected with the fisheye bearing along the axial direction of the driving shaft, and the second connecting screw hole is in threaded connection with the corresponding screw rod on the fisheye bearing.
6. The adjustable stabilizer bar fatigue testing device as recited in claim 1, wherein a middle groove is formed in the middle of one end of the stress application block, which is away from the fisheye bearing, the middle groove divides the stress application block into a structure in a U-shape, and the stress point of the stabilizer bar extends into the middle groove.
7. The adjustable stabilizer bar fatigue testing device as set forth in claim 6, wherein the end of the forcing block provided with the intermediate groove is provided with a fixing through hole perpendicular to the intermediate groove, and the fixing through hole penetrates through two parts of the forcing block separated by the intermediate groove.
8. The adjustable stabilizer bar fatigue testing device of claim 7, wherein a fastener is inserted into the fixing through hole and passes through a force bearing point of the stabilizer bar.
9. The adjustable stabilizer bar fatigue testing device of claim 2, wherein the connecting rod and the rotating outer sleeve are both disposed in a regular hexagonal prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920479253.XU CN209820976U (en) | 2019-04-10 | 2019-04-10 | Stabilizer bar fatigue test device with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920479253.XU CN209820976U (en) | 2019-04-10 | 2019-04-10 | Stabilizer bar fatigue test device with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820976U true CN209820976U (en) | 2019-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920479253.XU Active CN209820976U (en) | 2019-04-10 | 2019-04-10 | Stabilizer bar fatigue test device with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209820976U (en) |
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2019
- 2019-04-10 CN CN201920479253.XU patent/CN209820976U/en active Active
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