CN218271154U - Axial force measuring tool for differential bearing - Google Patents
Axial force measuring tool for differential bearing Download PDFInfo
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- CN218271154U CN218271154U CN202221133467.XU CN202221133467U CN218271154U CN 218271154 U CN218271154 U CN 218271154U CN 202221133467 U CN202221133467 U CN 202221133467U CN 218271154 U CN218271154 U CN 218271154U
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- differential
- axial force
- differential bearing
- bearing
- assembly
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Abstract
The utility model discloses a differential mechanism bearing's axial force measurement frock, including retarder housing, differential mechanism bearing, sensor unit and adjusting part, differential mechanism bearing's quantity is two, differential mechanism bearing has inner circle and outer lane, two differential mechanism bearing the inner circle pressure equipment respectively in two tip of sensor unit, two differential mechanism bearing the outer lane all install in retarder housing, the adjusting part screw assembly in retarder housing, just adjusting part can with the outer lane contacts. The utility model provides a differential bearing's axial force measures frock can simulate differential bearing's actual assembly scene to the axial force that receives differential bearing tests, so that guide the assembly.
Description
Technical Field
The utility model relates to the technical field of vehicles, concretely relates to differential mechanism bearing's axial force measures frock.
Background
In the assembling process of a main speed reducer of a vehicle, the rotation torque control of a bearing is an important index and is directly related to the overall performance of the main speed reducer. Wherein, the rotation moment of the bearing comprises a main gear bearing rotation moment and a differential bearing rotation moment.
Referring to fig. 1, fig. 1 is a structural diagram of a differential assembly mounted on a reducer case.
As shown in fig. 1, in an exemplary final drive product, the inner race of the differential bearing 01 is press-fitted to the bearing position of the differential assembly 02, and the inner race of the differential bearing 01 and the differential assembly 02 are in interference fit, so that relative rotation between the inner race of the differential bearing 01 and the differential assembly 02 can be avoided. Adjusting nut 03 self has the screw thread, through the adjustment of screw thread closure length, can apply different axial force to differential bearing 01's outer lane for differential bearing 01's interior outer lane laminating, and then produce friction torque.
In the assembly process of the main reducer, the axial force can not be actually measured generally, reverse monitoring can be carried out only through the rotating torque of the bearing, if the rotating torque is not appropriate, the adjusting nut 03 needs to be adjusted, and the installation process is extremely complicated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a differential mechanism bearing's axial force measures frock can simulate differential mechanism bearing's actual assembly scene to the axial force that receives differential mechanism bearing tests, so that guide the assembly.
In order to solve the technical problem, the utility model provides a differential mechanism bearing's axial force measures frock, including gearbox casing, differential mechanism bearing, sensor assembly and adjusting part, differential mechanism bearing's quantity is two, differential mechanism bearing has inner circle and outer lane, two differential mechanism bearing the inner circle respectively the pressure equipment in two tip of sensor assembly, two differential mechanism bearing the outer lane all install in gearbox casing, the adjusting part screw assembly in gearbox casing, just adjusting part can with the outer lane contacts.
In specific practice, different axial forces can be applied to the outer ring by adjusting the screwing length of the adjusting part, and the sensor assembly can measure the axial forces to obtain the relation between the screwing length of the adjusting part and the axial forces, so that the assembly of a main speed reducer product can be guided. Therefore, the situation of repeated adjustment in the actual assembly process can be better avoided, and the assembly efficiency and the assembly yield can be greatly improved.
Optionally, the sensor assembly includes a sensor body and two assembling portions, and the two assembling portions are respectively located at two ends of the sensor body.
Optionally, the assembling portion is provided with a stud, and the assembling portion is mounted on the sensor body through the stud.
Optionally, the assembling portion includes a large diameter portion and a small diameter portion, a step surface is provided between the large diameter portion and the small diameter portion, the large diameter portion and the sensor body abut against each other in the axial direction, and the inner ring is press-fitted to the small diameter portion and abuts against the step surface.
Optionally, the outer wall surface of the small diameter portion is provided with a notch.
Optionally, the display device is further included, and the display device is in signal connection with the sensor assembly.
Optionally, the display device is a computer.
Optionally, the adjustment member is a nut member provided with an external thread.
Drawings
FIG. 1 is a view of the differential assembly mounted within the reducer housing;
fig. 2 is a schematic structural diagram of an embodiment of the axial force measuring tool for a differential bearing provided in the present invention;
FIG. 3 is a block diagram of the mounting of the sensor assembly and differential bearings;
fig. 4 is a separate structural view of the sensor module.
The reference numerals in fig. 1 are explained as follows:
01 differential bearing, 02 differential assembly and 03 adjusting nut.
The reference numerals in fig. 2-4 are illustrated as follows:
1 reducer case, 2 differential bearing, 3 sensor assembly, 31 sensor body, 32 assembly part, 321 stud, 322 large diameter part, 323 small diameter part, 324 step surface and 4 adjusting part.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 2 to 4, fig. 2 is a schematic structural view of an embodiment of an axial force measuring tool for a differential bearing provided in the present invention, fig. 3 is a structural view of a sensor assembly and a differential bearing, and fig. 4 is a structural view of a sensor assembly in a split manner.
As shown in fig. 2-4, the utility model provides an axial force of differential bearing measures frock, including reduction gear housing 1, differential bearing 2, sensor assembly 3 and adjusting part 4. The specific structural forms of the reducer housing 1 and the differential bearing 2 are consistent with those of the reducer housing and the differential bearing in practical application, so that the test can be better carried out aiming at practical application scenes.
The number of the differential bearings 2 is two, the two differential bearings 2 are provided with inner rings and outer rings, the inner rings of the two differential bearings 2 are respectively pressed on two end parts of the sensor assembly 3, and the outer rings of the two differential bearings 2 are respectively arranged on the reducer shell 1. The adjusting member 4 is screw-fitted to the reducer case 1, and the adjusting member 4 can be in contact with the outer race.
In specific practice, different axial forces can be applied to the outer ring by adjusting the screwing length of the adjusting part 4, and the sensor assembly 3 can measure the axial forces so as to obtain the relation between the screwing length of the adjusting part 4 and the axial forces, and further guide the assembly of a main reducer product. Therefore, the situation of repeated adjustment in the actual assembly process can be better avoided, and the assembly efficiency and the assembly yield can be greatly improved.
It should be noted that the installation of the sensor assembly 3 in the gear housing 1 through the differential bearing 2 actually simulates the installation of the differential assembly in the gear housing 1, and therefore, the axial dimension of the sensor assembly 3 can be consistent with the differential assembly to be simulated, so that the obtained result is more suitable for the actual use state and has more reference and research significance.
The sensor assembly 3 may be provided with a display screen to display the measured axial force in real time.
Or, the utility model provides an axial force measures frock can also dispose display device (not shown in the figure), display device can with 3 signal connection of sensor module for the axial force is measured with the display sensor module 3. The manner of signal connection between the display device and the sensor assembly 3 may be unlimited; in some embodiments, the display device may be wired to the sensor assembly 3 by a wiring harness; in other embodiments, the display device may be wirelessly connected to the sensor assembly 3 via bluetooth, wifi, etc.
The display device may be a computer, a mobile phone, a PAD, or other terminal devices. The content that the display device can display includes specific values of the axial force, a change curve of the axial force, and the like.
As shown in fig. 3 and 4, the sensor assembly 3 may include a sensor body 31 and two fitting portions 32, the sensor body 31 may be a conventional pressure sensor, and the two fitting portions 32 may be located at two ends of the sensor body 31, respectively. The inner race of the differential bearing 2 may be mounted to the fitting portion 32.
The fitting portion 32 and the sensor body 31 may be of an integral structure. Alternatively, the mounting portion 32 and the sensor body 31 may be manufactured separately and then assembled, and the specific assembling method includes, but is not limited to, welding, bonding, screwing, riveting, clamping, etc., as long as the connection reliability between the mounting portion 32 and the sensor body 31 can be ensured.
In the embodiment of the drawings, referring to fig. 4, the fitting portion 32 may be provided with a stud 321, the sensor body 31 may be provided with a threaded hole, and the fitting portion 32 may be mounted to the sensor body 31 through the stud 321. By adopting the scheme, the installation convenience can be improved, and the sensor bodies 31 with different axial sizes and different models can be conveniently replaced according to the requirements.
The structural form of the fitting portion 32 may be various as long as the mounting of the differential bearing 2 is not affected. In the embodiment of the drawings, in conjunction with fig. 4, the fitting portion 32 may include a large diameter portion 322 and a small diameter portion 323, which may have a step surface 324 therebetween; in the assembled state, the large diameter portion 322 may abut against the sensor body 31 in the axial direction, and the inner ring may be press-fitted to the small diameter portion 323 and may abut against the step surface 324.
Further, the outer wall surface of the small-diameter portion 323 may be provided with a notch. Like this, the area of contact of small diameter portion 323 and differential bearing 2 inner circle can be less, can make things convenient for differential bearing 2 to demolish to recycle to differential bearing 2, thereby can reduce the waste of part.
Here, the embodiment of the present invention does not limit the structural form of the notch, and in particular practice, those skilled in the art may set the notch according to actual needs as long as the contact area between the small diameter portion 323 and the inner ring can be reduced. For example, the notch may be a groove provided on the outer wall surface of the small-diameter portion 323.
The adjustment member 4 may be a nut member which may be provided with an external thread for screw connection with the reducer housing 1. The structural form of the nut member can be consistent with the structure of a part used in the actual assembly process of the main speed reducer, and differences can exist as long as the relation between the screwing length of the threads and the axial force can be detected.
The utility model provides an axial force measures compatibility of frock is good, through the verification that changes different sensor assembly 3 can the not unidimensional product of adaptation, the development research of the new product in the especially adapted earlier stage. In addition, the tool is simple in structure and low in manufacturing cost, meets the target requirement of cost reduction and efficiency improvement of enterprises in the current stage to a great extent, and achieves the effect of lean tests.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a differential bearing's axial force measures frock, its characterized in that, includes reduction gear housing (1), differential bearing (2), sensor subassembly (3) and adjusting part (4), the quantity of differential bearing (2) is two, differential bearing (2) have inner circle and outer lane, two differential bearing (2) the inner circle respectively the pressure fit in two tip of sensor subassembly (3), two differential bearing (2) the outer lane all install in reduction gear housing (1), adjusting part (4) screw assembly in reduction gear housing (1), just adjusting part (4) can with the outer lane contacts.
2. The tool for measuring the axial force of the differential bearing according to claim 1, wherein the sensor assembly (3) comprises a sensor body (31) and two assembling portions (32), and the two assembling portions (32) are respectively located at two ends of the sensor body (31).
3. Axial force measuring tool of a differential bearing according to claim 2, characterized in that the fitting part (32) is provided with a stud (321), the fitting part (32) being mounted to the sensor body (31) by means of the stud (321).
4. The tool for measuring the axial force of a differential bearing according to claim 2, wherein the fitting portion (32) includes a large diameter portion (322) and a small diameter portion (323) with a step surface (324) therebetween, the large diameter portion (322) is axially abutted against the sensor body (31), and the inner ring is press-fitted to the small diameter portion (323) and abutted against the step surface (324).
5. The tool for measuring the axial force of a differential bearing according to claim 4, wherein a notch is provided on an outer wall surface of the small diameter portion (323).
6. The axial force measuring tool for the differential bearing according to any one of claims 1 to 5, further comprising a display device in signal connection with the sensor assembly (3).
7. The axial force measuring tool for the differential bearing according to claim 6, wherein the display device is a computer.
8. Tool for measuring axial forces for differential bearings according to any one of claims 1-5, characterised in that the adjustment member (4) is a nut member provided with an external thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133467.XU CN218271154U (en) | 2022-05-12 | 2022-05-12 | Axial force measuring tool for differential bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133467.XU CN218271154U (en) | 2022-05-12 | 2022-05-12 | Axial force measuring tool for differential bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218271154U true CN218271154U (en) | 2023-01-10 |
Family
ID=84756063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221133467.XU Active CN218271154U (en) | 2022-05-12 | 2022-05-12 | Axial force measuring tool for differential bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218271154U (en) |
-
2022
- 2022-05-12 CN CN202221133467.XU patent/CN218271154U/en active Active
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