CN210290640U - Anti-rotation structure for half axle gear gasket - Google Patents
Anti-rotation structure for half axle gear gasket Download PDFInfo
- Publication number
- CN210290640U CN210290640U CN201920949861.2U CN201920949861U CN210290640U CN 210290640 U CN210290640 U CN 210290640U CN 201920949861 U CN201920949861 U CN 201920949861U CN 210290640 U CN210290640 U CN 210290640U
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- China
- Prior art keywords
- half axle
- axle gear
- differential
- gasket
- shell
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Abstract
The utility model discloses a half axle gear gasket anti-rotation structure, the axle diameter of a half axle gear is arranged in a central circular hole of a differential shell, the half axle gear gasket is pressed between the half axle gear and the differential shell, and a steel ball is embedded between the differential shell and the half axle gear gasket; the C-shaped pressing sheet penetrates through the spline hole of the half axle gear, and two open ends of the C-shaped pressing sheet are pressed on the end faces of the half axle gear and the differential case respectively. The half axle gear washer is provided with two distribution round holes which are used for matching with the steel balls and correspondingly embedding the steel balls into the distribution round holes; one end of the half axle gear washer, which is in contact with the half axle gear, is provided with an arc-shaped groove as an oil duct. Two cylindrical blind holes distributed at 180 degrees are arranged on the differential shell and used for mounting steel balls. The utility model discloses a steel ball structure of packing into between differential mechanism shell and differential mechanism gasket for prevent to produce relative rotation between differential mechanism gasket and the differential mechanism shell, thereby avoid the frictional wear between differential mechanism gasket and the differential mechanism shell.
Description
Technical Field
The utility model belongs to car drive axle field, concretely relates to semi-axis gear gasket anti-rotation structure.
Background
In domestic driving axles, axial force acts on a half axle gear gasket in a differential mechanism during differential, so that the surface of the half axle gear gasket is abraded when the half axle gear gasket and a differential mechanism shell rotate relatively, and further the quality problems of reduced differential performance, reduced transmission function and the like are caused.
Disclosure of Invention
The utility model discloses a solve among the current drive axle, differential mechanism is when the differential, because relative rotation between differential side gear gasket and the differential mechanism shell, and receive axial pressure, lead to differential side gear gasket and differential mechanism shell to produce abnormal wear, and then produce the differential performance decline, transmission function decline scheduling problem. The utility model provides a differential case, differential case and differential gear spacer prevent that the friction and wear between differential case from, promote the reliability that prevent to change the structure by half axle gear spacer.
The utility model discloses an adopt following technical scheme to realize:
a half axle gear gasket anti-rotation structure comprises a differential shell, a half axle gear, a steel ball 3, a half axle gear gasket and a C-shaped pressing sheet; the axle diameter of the half axle gear is arranged in a central circular hole of the differential case, a half axle gear gasket is pressed between the half axle gear and the differential case, and a steel ball is embedded between the differential case and the half axle gear gasket; the C-shaped pressing sheet penetrates through the spline hole of the half axle gear, and two open ends of the C-shaped pressing sheet are pressed on the end faces of the half axle gear and the differential case respectively.
Furthermore, two distribution round holes are formed in the half axle gear gasket and are used for being matched with the steel balls, and the steel balls are correspondingly embedded into the distribution round holes; one end of the half axle gear washer, which is in contact with the half axle gear, is provided with an arc-shaped groove as an oil duct.
Furthermore, two cylindrical blind holes distributed at 180 degrees are formed in the differential case and used for mounting steel balls.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a half axle gear gasket prevents that favourable turn constructs, is used for preventing to produce relative rotation between half axle gear gasket and the differential case through the steel ball structure of packing into between differential case and half axle gear gasket for avoid the frictional wear between half axle gear gasket and the differential case, promote the reliability of differential and transmission function, increase differential mechanism life.
Drawings
The invention will be further described with reference to the accompanying drawings:
FIG. 1 is a view of a differential assembly, an application position of an anti-rotation structure for a side gear spacer according to the present invention;
FIG. 2a is a front view of a side gear washer of an anti-rotation structure of a side gear washer according to the present invention;
FIG. 2b is a cross-sectional view of a side gear washer of an anti-rotation structure of a side gear washer according to the present invention;
FIG. 2c is a partial cross-sectional view of a side gear washer of an anti-rotation structure of a side gear washer according to the present invention;
FIG. 3a is a cross-sectional view of a left differential case of an anti-rotation structure for a side gear spacer according to the present invention;
FIG. 3b is a partial perspective view of the left differential case of the anti-rotation structure for the side gear spacer of the present invention;
FIG. 4a is a cross-sectional view of a right differential case of an anti-rotation structure for a side gear spacer according to the present invention;
FIG. 4b is a partial perspective view of a right differential case of an anti-rotation structure for a side gear spacer according to the present invention;
FIG. 5a is a front view of a C-shaped pressing plate of an anti-rotation structure of a side gear spacer according to the present invention;
FIG. 5b is a side view of a C-shaped pressing plate of an anti-rotation structure of a side gear spacer according to the present invention;
in the figure: 1-a right differential shell, 2-a right differential shell side gear, 3-a right differential shell steel ball, 4-a right differential shell side gear gasket, 5-a left differential shell, 6-a left differential shell side gear, 7-a left differential shell steel ball, 8-a left differential shell side gear gasket, and 9-C-shaped pressing sheets.
Detailed Description
The invention is further elucidated with reference to the drawing.
A rotation preventing structure for a half axle gear gasket comprises a differential right shell 1, a differential left shell 5, a right shell half axle gear 2, a left shell half axle gear 6, a right shell steel ball 3, a left shell steel ball 7, a right shell half axle gear gasket 4, a left shell half axle gear gasket 9 and a C-shaped pressing sheet.
As shown in fig. 1, two right shell steel balls 3 are arranged in two cylindrical blind holes of a right shell 1 of the differential, and half of the right shell steel balls 3 are exposed out of the blind holes; two distributed round holes of a right shell half shaft gear gasket 4 are sleeved on the right shell steel ball 3, and the end surface of the right shell half shaft gear gasket 4 is attached to the plane of the right differential case 1 (one side without an annular oil groove faces the right differential case 1); the shaft diameter of the right shell half shaft gear 2 is arranged in a central circular hole of the right differential shell 1, and the shoulder is attached to the other end face of the right shell half shaft gear gasket 4. The assembly method of the other side is the same, namely two left shell steel balls 7 are arranged in two cylindrical blind holes of the left shell 5 of the differential mechanism, and half of the left shell steel balls 7 are exposed out of the blind holes; two distributed round holes of a left shell half axle gear gasket 8 are sleeved on the left shell steel ball 7, and the end surface of the left shell half axle gear gasket 8 is attached to the plane of the differential left shell 5 (one side without an annular oil groove faces the differential left shell 5); the axle diameter of the left shell half axle gear 6 is arranged in a central circular hole of the differential left shell 5, and the shoulder is attached to the other end face of the left shell half axle gear gasket 8. The C-shaped pressing sheet 9 penetrates through the spline hole of the left shell half axle gear 6, two open ends of the C-shaped pressing sheet are respectively pressed on the end surfaces of the left shell half axle gear 6 and the differential left shell 5, and the differential left shell 5 is turned over to enable the end surfaces of the differential left shell 5 and the differential right shell 1 to be attached together; the C-shaped press plate 9 is removed.
2 a-2 c, the side gear washer engages the shaft diameter of the side gear through the central aperture; the half axle gear washer is provided with two distribution round holes which are used for matching with the steel balls and correspondingly embedding the steel balls into the distribution round holes; one end of the half axle gear washer is provided with an arc-shaped groove, and the arc-shaped groove faces towards the half axle gear during installation and is used for lubricating oil to pass through as an oil duct.
As shown in fig. 3a and 3b, the left differential case is provided with two cylindrical blind holes distributed at 180 degrees on the mounting plane of the left case side gear spacer 8 for mounting the left case steel ball 7.
As shown in fig. 4a and 4b, the right differential case is provided with two cylindrical blind holes distributed at 180 degrees on the mounting plane of the side gear spacer 4 for mounting the right case steel ball 3.
As shown in fig. 5a and 5b, the C-shaped pressing plate is used as an assembling tool, a C-shaped steel plate structure is adopted, and two open ends are used for pressing the differential case and the axle gear together and preventing the differential case and the axle gear from being separated when the differential case and the axle gear are turned over.
Claims (3)
1. A half axle gear gasket anti-rotation structure is characterized by comprising a differential shell, a half axle gear, steel balls, half axle gear gaskets and C-shaped pressing sheets; the axle diameter of the half axle gear is arranged in a central circular hole of the differential case, a half axle gear gasket is pressed between the half axle gear and the differential case, and a steel ball is embedded between the differential case and the half axle gear gasket; the C-shaped pressing sheet penetrates through the spline hole of the half axle gear, and two open ends of the C-shaped pressing sheet are pressed on the end faces of the half axle gear and the differential case respectively.
2. The anti-rotation structure for the half axle gear gasket according to claim 1, wherein the half axle gear gasket is provided with two distribution circular holes for being matched with steel balls to correspondingly embed the steel balls in the distribution circular holes; one end of the half axle gear washer, which is in contact with the half axle gear, is provided with an arc-shaped groove as an oil duct.
3. The side gear spacer anti-rotation structure according to claim 1, wherein the differential case is provided with two cylindrical blind holes distributed 180 degrees for mounting steel balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949861.2U CN210290640U (en) | 2019-06-24 | 2019-06-24 | Anti-rotation structure for half axle gear gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949861.2U CN210290640U (en) | 2019-06-24 | 2019-06-24 | Anti-rotation structure for half axle gear gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210290640U true CN210290640U (en) | 2020-04-10 |
Family
ID=70098221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920949861.2U Active CN210290640U (en) | 2019-06-24 | 2019-06-24 | Anti-rotation structure for half axle gear gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210290640U (en) |
-
2019
- 2019-06-24 CN CN201920949861.2U patent/CN210290640U/en active Active
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