CN216361680U - Steering gear bearing testing device - Google Patents
Steering gear bearing testing device Download PDFInfo
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- CN216361680U CN216361680U CN202122681232.6U CN202122681232U CN216361680U CN 216361680 U CN216361680 U CN 216361680U CN 202122681232 U CN202122681232 U CN 202122681232U CN 216361680 U CN216361680 U CN 216361680U
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Abstract
The utility model discloses a steering gear bearing testing device which comprises a frame body, wherein a testing shaft is rotatably arranged on the frame body, one end of the testing shaft is connected with a driving motor, a loading cylinder is arranged at the other end of the testing shaft, an output shaft of the loading cylinder is abutted against the side wall of the testing shaft, a mounting groove is formed in the testing shaft, two positioning pieces which are abutted against the front end face and the rear end face of an inner ring of a bearing to be tested are arranged on the testing shaft corresponding to the mounting groove, a mounting frame is arranged on the frame body corresponding to the mounting groove, a mounting hole is formed in the mounting frame, the testing shaft penetrates through the mounting hole, a positioning step which is abutted against an outer ring of the bearing to be tested is arranged in the mounting hole, a fastening block which is abutted against the outer ring of the bearing to be tested on the positioning step is further arranged on the mounting frame, and the fastening block is fixedly connected with the mounting frame. The steering gear bearing radial load simulation test device is simple in structure, can be used for carrying out simulation test on the steering gear bearing radial load, and has a good detection effect.
Description
Technical Field
The utility model relates to the technical field of bearing detection, in particular to a steering gear bearing testing device.
Background
The steering gear bearing can bear loads of different sizes in high-speed movement, the bearing comprises a set of precise balls, a retainer, an inner ring and an outer ring, the steering gear bearing is generally applied to a steering gear of an automobile, the steering gear bearing can bear radial loads and axial loads in the operation process, the steering gear bearing can be deformed or abraded when the borne load force is overlarge, therefore, in order to ensure the safe operation of the automobile, the load bearing capacity of the steering gear bearing is required to be detected before the steering gear bearing is installed on the automobile steering gear, the bearing can be installed in a matched steering gear after the load bearing capacity is detected, and in order to detect whether the steering gear bearing can reach the specified service life under the impact working condition (or the strengthening working condition) or not, the stress condition, the operation speed and the test time of the bearing in the test process are required, The frequency and the times of impact load bearing are monitored, but the prior art lacks a corresponding test device for detecting the load bearing capacity of the steering gear bearing.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a steering gear bearing testing device which is simple in structure, can be used for performing simulation test on radial load applied to a steering gear bearing and has a good detection effect.
In order to achieve the purpose, the utility model provides a steering gear bearing testing device, which comprises a frame body, wherein a testing shaft is rotatably arranged on the frame body, one end of the testing shaft is connected with a driving motor for driving the testing shaft to rotate, the other end of the testing shaft is provided with a loading cylinder, an output shaft of the loading cylinder is abutted against the side wall of the testing shaft, the testing shaft is provided with a mounting groove for mounting a bearing to be tested, two positioning pieces for abutting against the front end surface and the rear end surface of an inner ring of the bearing to be tested are arranged on the testing shaft corresponding to the mounting groove, the frame body is provided with a mounting frame corresponding to the mounting groove, a mounting hole is formed in the mounting frame, the testing shaft penetrates through the mounting hole, a positioning step for abutting against an outer ring of the bearing to be tested is arranged in the mounting hole, and a fastening block for abutting the outer ring of the bearing to be tested against the positioning step is also arranged on the mounting hole, the fastening block is fixedly connected with the mounting frame.
The beneficial effect who so sets up is: set up like this, the bearing that will await measuring is installed behind the mounting groove, press from both sides tight bearing inner race through two setting elements in front and back, set up the fastening block simultaneously in the mounting hole and compress tightly the outer lane, realize the bearing that awaits measuring at the epaxial location of test, can not influence the rotation, when the transmission of test axle, the output through the loading cylinder is contradicted, apply a radial loading power, thereby detect the user state of test bearing under radial loading, and be convenient for observe, the convenient recording, loading mode here can be multiple simultaneously, for example, last the loading for a long time, interval loading and so on, effectively improve the test effect, when guaranteeing the reliability of test, also more high-efficient swift.
As a further arrangement of the utility model, the positioning element comprises a connecting part and an abutting part, wherein the connecting part is connected with the abutting part and is abutted against the side wall of the inner ring of the bearing to be tested, the connecting part is in threaded fit with the test shaft, and the abutting part is in clearance fit with the test shaft.
The beneficial effect who so sets up is: set up like this, can the not unidimensional model bearing that awaits measuring of adaptation, be convenient for await measuring the installation of bearing, improve overall structure's suitability, setting element here sets up like this, can be through finely tuning the position around rotating in the use, thereby the not unidimensional bearing that awaits measuring of adaptation, conflict portion and test axle clearance fit simultaneously, resistance when reducing the activity, improve and adjust the installation effect, conflict in conflict portion behind the bearing inner race lateral wall that awaits measuring, stop rotating connecting portion, can accomplish the installation location to the bearing that awaits measuring.
As a further arrangement of the utility model, the test shaft is also matched with an auxiliary test bearing, and the output shaft of the loading cylinder is fixedly connected with the outer ring of the auxiliary test bearing.
The beneficial effect who so sets up is: the device is simple to connect, stable in loading is guaranteed, and accuracy of equipment detection is improved.
As a further arrangement of the utility model, a force sensor is also connected between the output shaft of the loading cylinder and the outer ring of the test-accompanying bearing.
The beneficial effect who so sets up is: the radial loading numerical value can be accurately acquired by the arrangement, and meanwhile, the structure is simple, the realization is facilitated, and the detection accuracy and reliability are effectively improved.
As a further arrangement of the utility model, a spacer bush is arranged between the servo bearing and the mounting groove, and the spacer bush is sleeved on the test shaft.
The beneficial effect who so sets up is: the device is arranged in such a way, the interference to the bearing to be detected is avoided, the accuracy of equipment detection is improved, and meanwhile, the device is simple in structure and beneficial to implementation.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a test shaft installation slot in an embodiment of the present invention.
Detailed Description
An embodiment of the steering gear bearing testing device of the utility model is shown in fig. 1 to 2: the bearing testing device comprises a frame body 1, a testing shaft 2 is rotatably arranged on the frame body 1, one end of the testing shaft 2 is connected with a driving motor 3 for driving the testing shaft to rotate, a loading cylinder 4 is arranged at the other end of the testing shaft 2, an output shaft of the loading cylinder 4 is abutted against the side wall of the testing shaft 2, a mounting groove for mounting a bearing to be tested is arranged on the testing shaft 2, two positioning pieces 21 for abutting against the front and rear end faces of the inner ring of the bearing to be tested are arranged on the testing shaft 2 corresponding to the mounting groove, a mounting frame 11 is arranged on the frame body 1 corresponding to the mounting groove, a mounting hole is formed in the mounting frame 11, the testing shaft 2 penetrates through the mounting hole, a positioning step 12 for abutting against the outer ring of the bearing to be tested is arranged in the mounting hole, and a fastening block 13 for abutting the outer ring of the bearing to be tested against the positioning step 12 is further arranged on the mounting hole, the fastening block 13 is fixedly connected with the mounting frame 11. The beneficial effect who so sets up is: set up like this, the bearing that will await measuring is installed behind the mounting groove, it is tight to the bearing inner race clamp through two setting elements 21 around, set up fastening block 13 simultaneously in the mounting hole and compress tightly the outer lane, realize the location of bearing that awaits measuring on test axle 2, can not influence the rotation, when test axle 2 transmission, conflict through the output of loading cylinder 4, apply a radial loading power, thereby detect the user state of test axle 2 bearing under radial loading, and be convenient for observe, convenient recording, the loading mode here can be multiple simultaneously, for example, last the loading for a long time, interval loading and so on, effectively improve test effects, when guaranteeing the reliability of test, also more high-efficient swift.
As a further arrangement of the present invention, the positioning element 21 includes a connecting portion and an abutting portion for abutting against a sidewall of the inner race of the bearing to be tested, the connecting portion is in threaded fit with the testing shaft 2, and the abutting portion is in clearance fit with the testing shaft 2. The beneficial effect who so sets up is: set up like this, can the not unidimensional model bearing that awaits measuring of adaptation, be convenient for await measuring the installation of bearing, improve overall structure's suitability, setting element 21 here sets up like this, can be through finely tuning the position around rotating in the use, thereby the not unidimensional bearing that awaits measuring of adaptation, conflict portion and 2 clearance fit of test axle simultaneously, resistance when reducing the activity, improve and adjust the installation effect, conflict in the portion of contradicting behind the bearing inner race lateral wall that awaits measuring, stop rotating connecting portion, can accomplish the installation location to the bearing that awaits measuring.
As a further arrangement of the utility model, the test shaft 2 is also matched with an auxiliary bearing 41, and the output shaft of the loading cylinder 4 is fixedly connected with the outer ring of the auxiliary bearing 41. The beneficial effect who so sets up is: the device is simple to connect, stable in loading is guaranteed, and accuracy of equipment detection is improved.
As a further arrangement of the utility model, a force sensor 42 is also connected between the output shaft of the loading cylinder 4 and the outer ring of the test-accompanying bearing 41. The beneficial effect who so sets up is: the radial loading numerical value can be accurately acquired by the arrangement, and meanwhile, the structure is simple, the realization is facilitated, and the detection accuracy and reliability are effectively improved.
As a further arrangement of the present invention, a spacer 22 is arranged between the servo bearing and the mounting groove, and the spacer 22 is sleeved on the test shaft 2. The beneficial effect who so sets up is: the device is arranged in such a way, the interference to the bearing to be detected is avoided, the accuracy of equipment detection is improved, and meanwhile, the device is simple in structure and beneficial to implementation.
The above example is only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a steering gear bearing testing arrangement, includes the support body, it is provided with the test axle to rotate on the support body, test axle one end is connected with and is used for driving test axle pivoted driving motor, its characterized in that: the utility model discloses a bearing inner race that awaits measuring, including test axle, test axle other end, load cylinder output shaft, the test is epaxial to be provided with the mounting groove that is used for installing the bearing that awaits measuring, the epaxial mounting groove position that corresponds of test is provided with two setting elements that are used for contradicting terminal surface around the bearing inner race that awaits measuring, the support body corresponds the mounting groove position and is provided with the mounting bracket, be provided with the mounting hole on the mounting bracket, the test axle passes the mounting hole setting, be provided with in the mounting hole and be used for the location step of contradicting with the bearing outer race that awaits measuring, still be provided with on the mounting hole and be used for the tight block of contradicting on the location step with the bearing outer race that awaits measuring, tight block and mounting bracket fixed connection.
2. A diverter bearing testing device as recited in claim 1, wherein: the setting element is including the connecting portion that is connected and the conflict portion that is used for conflicting at the bearing inner race lateral wall that awaits measuring, connecting portion and test axle screw-thread fit, conflict portion and test axle clearance fit.
3. A diverter bearing testing device according to claim 1 or 2, wherein: the test shaft is further matched with an accompanying bearing, and the output shaft of the loading cylinder is fixedly connected with the outer ring of the accompanying bearing.
4. A diverter bearing testing device as recited in claim 3, wherein: and a force sensor is also connected between the output shaft of the loading cylinder and the outer ring of the test-accompanying bearing.
5. A diverter bearing testing device as recited in claim 3, wherein: a spacer bush is arranged between the test accompanying bearing and the mounting groove, and the spacer bush is sleeved on the test shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122681232.6U CN216361680U (en) | 2021-11-03 | 2021-11-03 | Steering gear bearing testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122681232.6U CN216361680U (en) | 2021-11-03 | 2021-11-03 | Steering gear bearing testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216361680U true CN216361680U (en) | 2022-04-22 |
Family
ID=81189895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122681232.6U Active CN216361680U (en) | 2021-11-03 | 2021-11-03 | Steering gear bearing testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216361680U (en) |
-
2021
- 2021-11-03 CN CN202122681232.6U patent/CN216361680U/en active Active
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