CN216846895U - Automobile wheel bearing outer ring rotation performance test device - Google Patents

Abstract

The utility model discloses an automobile wheel hub bearing outer ring rotation performance testing device, which comprises a base, a connecting plate is arranged on the base, a connecting shaft is fixedly arranged on the connecting plate, and a connecting shaft is arranged on the connecting shaft for installing a to-be-to-be-installed The installation groove of the bearing to be measured, the connecting shaft is threaded on the outside of the installation groove with a locking nut used for compressing the inner ring of the bearing to be measured, and the base is also provided with a flange used to match the outer ring of the bearing to be measured A connecting plate for connecting with the main shaft is connected to the end of the flange seat, and a connecting hole is opened in the center of the connecting plate. The structure is simple, easy to realize, and has good use effect.

Description

Automobile wheel bearing outer ring rotation performance test device

technical field

The utility model relates to the technical field of bearing detection, in particular to a device for testing the rotation performance of an outer ring of an automobile wheel hub bearing.

Background technique

The test plan proposed by the customer verifies whether the bearing can meet the design index, whether the bearing can reach the specified service life under higher rotational speed, higher load conditions or various enhanced working conditions, and whether the bearing is subjected to stress during the test process. , test time, bearing temperature, etc. are monitored. However, the existing wheel hub bearings are difficult to install, inconvenient to locate, time-consuming and labor-intensive, not conducive to improving the detection and processing efficiency, and at the same time, the structure is complicated and the operation is inconvenient.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides an automobile wheel hub bearing outer ring rotation performance testing device, which has a simple structure, is convenient for implementation, and has good use effects.

In order to achieve the above purpose, the utility model provides an automobile wheel bearing outer ring rotation performance test device, which includes a base, a connecting plate is arranged on the base, and a connecting shaft is fixedly arranged on the connecting plate, and the connecting shaft is on the connecting shaft. An installation groove is provided for installing the bearing to be tested, the connecting shaft is threaded on the outside of the installation groove with a locking nut for compressing the inner ring of the bearing to be tested, and the base is also provided with an outer ring of the bearing to be tested. The flange seat is fitted in a ring, the end of the flange seat is connected with a connecting plate for connecting with the main shaft, and a connecting hole is opened in the center of the connecting plate.

The beneficial effects of this arrangement are: through the cooperation of the locking nut, the inner ring of the bearing to be tested is guaranteed not to move, and the connection plate is connected with the main shaft to drive the outer ring to rotate, so as to carry out the performance test, the overall structure is simple, the operation is convenient, The positioning is convenient, and at the same time, the electric cylinder can act on the flange seat to realize axial loading and radial loading, and can record data in real time. During the process, the bearing temperature can also be monitored by a chip temperature sensor and a laser temperature tester, so that a comprehensive test can be carried out.

As a further configuration of the present invention, the flange seat is provided with a counterweight groove, a counterweight block is sleeved in the counterweight groove, and the flange seat is threaded on the outside of the counterweight groove for attaching the counterweight. Block compression of the first compression nut.

The beneficial effect of this setting is that different counterweight blocks can be replaced and installed in this way, thereby changing the weight of the overall flange seat. The counterweight block is preferably set in a ring shape, and the weight increases evenly, which is more in line with the actual working conditions. The adaptability of the overall structure is increased, and by adjusting the counterweight, the performance test can be more comprehensively performed, and the comprehensiveness of the test data can be increased. At the same time, the structure is simple and has a good use effect.

As a further arrangement of the present invention, the flange seat is provided with a second compression nut inside the counterweight groove, and the first compression nut cooperates with the second compression nut to form clamping and positioning of the counterweight block.

The beneficial effect of this setting is that the position of the counterweight can be adjusted in this way, thereby adjusting the center of gravity of the overall structure, making the test more comprehensive and stable, simulating various actual working conditions, effectively improving the use effect of the overall structure, and at the same time, the structure is simple , easy to operate, and has a good use effect.

As a further arrangement of the present invention, the inner wall of the flange seat is formed with a matching groove for matching with the outer ring of the bearing to be tested, and an interference washer for clamping the outer ring of the bearing to be tested is also arranged in the matching groove.

The beneficial effects of this arrangement are as follows: the arrangement ensures the stability of the overall structure, improves the detection effect, avoids loosening, and at the same time has a simple structure and good use effect.

As a further arrangement of the present invention, a buffer washer is also arranged between the locking nut and the inner ring of the bearing to be tested.

The beneficial effect of this arrangement is that the arrangement can effectively improve the use stability of the overall structure, and at the same time, the structure is simple, which is convenient for implementation.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the utility model embodiment;

FIG. 2 is a schematic cross-sectional structure diagram of an embodiment of the present invention.

Detailed ways

Embodiments of the test device for the rotation performance of the outer ring of an automobile wheel hub bearing of the present invention are shown in FIGS. 1 to 2 : it includes a base 1 , a connecting plate 2 is arranged on the base 1 , and a connecting shaft 3 is fixedly arranged on the connecting plate 2 , the connecting shaft 3 is provided with an installation groove for installing the bearing to be tested, the connecting shaft 3 is threadedly fitted with a locking nut 4 for compressing the inner ring of the bearing to be tested on the outside of the installation groove, and the base 1 The flange seat 5 is also provided with a flange seat 5 for matching with the outer ring of the bearing to be tested. The end of the flange seat 5 is connected with a connecting plate 6 for connecting with the main shaft, and a connecting hole is opened in the center of the connecting plate 6 . The beneficial effect of this setting is: by setting in this way, through the cooperation of the locking nut 4, it is ensured that the inner ring of the bearing to be tested does not move, and the connecting plate 6 is connected with the main shaft to drive the outer ring to rotate, so as to carry out performance testing, the overall structure is simple, and the operation is simple. It is convenient and convenient for positioning. At the same time, it can also act on the flange seat 5 through the electric cylinder to realize axial loading and radial loading, and can record data in real time. During the process, the bearing temperature can also be monitored by a chip temperature sensor and a laser temperature tester, so that a comprehensive test can be carried out.

As a further configuration of the present invention, the flange seat 5 is provided with a counterweight groove, a counterweight block 51 is sleeved in the counterweight groove, and the flange seat 5 is threaded on the outside of the counterweight groove for The first compression nut 52 that compresses the counterweight 51 . The beneficial effect of this arrangement is: in this arrangement, different counterweight blocks 51 can be replaced and installed, thereby changing the weight of the overall flange seat 5. The counterweight block 51 is preferably arranged in a ring shape, and the weight increases evenly, which is more practical Working conditions, increase the adaptability of the overall structure, and further adjust the counterweight, you can conduct a more comprehensive performance test, increase the comprehensiveness of the test data, and at the same time, the structure is simple and has a good use effect.

As a further arrangement of the present invention, the flange seat 5 is provided with a second compression nut 53 inside the counterweight groove, and the first compression nut 52 cooperates with the second compression nut 53 to form a counterweight block 51 clamping positioning. The beneficial effect of this setting is: the position of the counterweight 51 can be adjusted in this way, thereby adjusting the center of gravity of the overall structure, making the test more comprehensive and stable, simulating various actual working conditions, and effectively improving the use effect of the overall structure. Simple, easy to operate, and has a good use effect.

As a further configuration of the present invention, the inner wall of the flange seat 5 is formed with a matching groove for matching with the outer ring of the bearing to be tested, and an interference washer 54 for clamping the outer ring of the bearing to be tested is also arranged in the matching groove. The beneficial effects of this arrangement are as follows: the arrangement ensures the stability of the overall structure, improves the detection effect, avoids loosening, and at the same time has a simple structure and good use effect.

As a further arrangement of the present invention, a buffer washer 41 is also provided between the locking nut 4 and the inner ring of the bearing to be tested. The beneficial effect of this arrangement is that the arrangement can effectively improve the use stability of the overall structure, and at the same time, the structure is simple, which is convenient for implementation.

The above examples are only one of the preferred specific examples of the present invention, and the usual changes and substitutions made by those skilled in the art within the scope of the technical solutions of the present invention are included in the protection scope of the present invention.

Claims (5)

1. The utility model provides an automobile wheel hub bearing inner race rotation performance testing arrangement which characterized in that: the base is provided with a connecting plate, a connecting shaft is fixedly arranged on the connecting plate, a mounting groove for mounting a bearing to be tested is formed in the connecting shaft, a locking nut used for compressing an inner ring of the bearing to be tested is arranged on the connecting shaft in a threaded fit mode outside the mounting groove, a flange seat used for being matched with an outer ring of the bearing to be tested is further arranged on the base, the end portion of the flange seat is connected with a connecting disc used for being connected with a main shaft, and a connecting hole is formed in the center of the connecting disc.

2. The automobile hub bearing outer ring rotation performance testing device of claim 1, characterized in that: the flange seat is provided with a counterweight groove, a counterweight block is sleeved in the counterweight groove, and a first compression nut used for compressing the counterweight block is matched with the flange seat in a threaded manner on the outer side of the counterweight groove.

3. The automobile hub bearing outer ring rotation performance testing device of claim 2, characterized in that: and a second compression nut is arranged on the flange seat at the inner side of the counterweight groove, and the first compression nut and the second compression nut are matched to clamp and position the counterweight block.

4. The device for testing the rotation performance of the outer ring of the automobile hub bearing according to claim 1, 2 or 3, is characterized in that: the flange seat inner wall is formed with and is used for with the bearing inner race complex cooperation groove that awaits measuring, still be provided with the conflict packing ring that is used for pressing from both sides tight bearing inner race that awaits measuring in the cooperation groove.

5. The device for testing the rotation performance of the outer ring of the automobile hub bearing according to claim 1, 2 or 3, is characterized in that: and a buffer washer is also arranged between the locking nut and the bearing inner ring to be tested.

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