CN201989571U - Improved rear axle housing assembly - Google Patents
Improved rear axle housing assembly Download PDFInfo
- Publication number
- CN201989571U CN201989571U CN2011200700157U CN201120070015U CN201989571U CN 201989571 U CN201989571 U CN 201989571U CN 2011200700157 U CN2011200700157 U CN 2011200700157U CN 201120070015 U CN201120070015 U CN 201120070015U CN 201989571 U CN201989571 U CN 201989571U
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- CN
- China
- Prior art keywords
- axle
- rear axle
- axle housing
- installation position
- housing body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides an improved rear axle housing assembly which comprises half-axle sleeves, a flange plate and a rear axle housing body, wherein a hollow cavity is formed in the middle of the ear axle housing body, a reinforcement ring is arranged inside the hollow cavity, thirteen M10 screw holes are distributed on the plane of the reinforcement ring and used for mounting a main reducer assembly, a steel plate spring holder of a rear axle housing is welded on the rear axle housing body, the half-axle sleeves and the flange plate adopt a separated structure, one end of each half-axle sleeve is inserted into the cavity of the rear axle housing body and integrally connected with the rear axle housing body by welding, and the flange plate is fitted on the rear axle housing body and integrally connected with the rear axle housing body by welding. The improved rear axle assembly has high rigidity and better load-bearing capacity. The welding beads between the rear axle housing body and the two half-axle sleeves are subjected to a bending moment instead of a torque, so that the service life of the rear axle housing is increased. The welding positions between the rear axle housing body and the two half-axle sleeves and the connection structures of parts are reasonable, the part manufacturing is convenient and the use cost is reduced.
Description
Technical field
The utility model relates to automobile component, is specially a kind of improved type rear axle housing assembly.
Background technology
Rear axle housing assembly is very important parts of car chassis, and it is a constituent elements of back axle assembly.Rear axle housing assembly spare mainly is made of parts such as rear-axle casing body, axle tube, flange and spring perches, wherein adopt the mode that is welded to connect to make it to constitute an integral body between rear-axle casing body and the two-semiaxle sleeve pipe, but rear axle housing assembly easy deformation in welding process produces defectives such as cracking.The phenomenon of goods carrying vehicle ubiquity overload in use at present further causes the rear-axle tube fracture, causes changing rear axle housing assembly, and use cost is higher.Thereby between definite rear-axle casing body and the two-semiaxle sleeve pipe reasonably position of weld and part connection structure will improve the load-carrying properties of back axle assembly, prolong the service life of back axle assembly, the reduction use cost.
The utility model content
The purpose of this utility model is to disclose a kind of improved type rear axle housing assembly, to solve rear axle housing assembly easy deformation in the present welding process, produces defectives such as cracking, thereby improves the load-carrying properties of back axle assembly, prolongs its service life.
A kind of improved type rear axle housing assembly, comprise axle tube, flange, rear-axle casing housing etc., wherein rear-axle casing housing midway location is a cavity, be manufactured with ring stiffener, ring stiffener plane punishment cloth is useful on 13 M10 screws that main gearbox assembly is installed, and the spring perch of rear-axle casing is welded on the rear-axle casing housing; Axle tube and flange are split-type structural, and axle tube one end plug is gone in the rear-axle casing housing chamber, adopt to be welded to connect with the rear-axle casing housing to be integral; Its flange is enclosed within on the rear-axle casing housing, adopts to be welded to connect with the rear-axle casing housing to be integral.Be evenly equipped with 6 holes that are used to install brake assembly on the described flange surface; The rear-axle casing center height is 60mm.
Oil seal washer installation position, neck bearing installation position, outer bearing installation position and jam nut installation position have been made on the described axle tube.
Be the oil seal washer installation position between neck bearing installation position and the rear-axle casing housing, the other end of outer bearing installation position is manufactured with the M54 screw thread, is the jam nut installation position.
The neck bearing installation position cooperates with the outer bearing installation position and is used for wheel hub assembling use, and the external diameter of oil seal washer installation position is Φ 70mm, and the external diameter of neck bearing installation position is Φ 60mm, and the external diameter of outer bearing installation position is Φ 55mm.
The utility model technique effect is embodied in the following aspects:
1, described rear axle housing assembly proves through drive axle axle housing vertical curve implosion test and vertical curve fatigue test: rigidity is higher, and load is better.2, in the car load braking procedure, welding bead only bears the moment of flexure effect between described rear-axle casing body and the two-semiaxle sleeve pipe, does not bear torsional interaction, has improved the service life of rear-axle casing.3, position of weld and part connection structure are reasonable between rear-axle casing body and the two-semiaxle sleeve pipe, and part processing is convenient, and use cost is lower.
Description of drawings
1, Fig. 1 is this practical improved type rear axle housing assembly front view.
2, Fig. 2 is this practical improved type rear axle housing assembly birds-eye view.
3, Fig. 3 is connection mode figure between this practical improved type axle housing and the two-semiaxle sleeve pipe.
Among the figure: the 1st, axle tube, the 2nd, the flange right side, the 3rd, spring perch, the 4th, the rear-axle casing housing, the 5th, cavity, the 6th, ring stiffener, the 7th, M10 screw, the 8th, flange is faced left, the 9th, jam nut installation position, the 10th, neck bearing installation position, the 11st, outer bearing installation position, the 12nd, oil seal washer installation position, 13. rear-axle covers.
The specific embodiment
As shown in Figure 1 and Figure 2, a kind of improved type rear axle housing assembly structure of the present utility model comprises that axle tube 1, the flange right side 2, spring perch 3, rear-axle casing housing 4, ring stiffener 6, flange face left 8 and rear-axle cover 13 weld togethers.The midway location cavity 5 of rear-axle casing housing 4 (being ring stiffener 6 places) is the interface of main gearbox assembly, distribute on ring stiffener 6 planes and be used to install 13 M10 screws 7 of main gearbox assembly, interior diameter is Φ 274mm, axle tube 1 one end plugs are gone in rear-axle casing housing 4 chambeies, and make axle tube 1 and rear-axle casing housing 4 end faces leave the welded gaps of 2mm, flange 2, design respectively on 8 and be useful on 6 holes that brake assembly is installed, and respectively it is fixedly welded on apart from axle tube 1 and is connected welding bead 45mm～55mm place (as shown in Figure 2) with rear-axle casing housing 4, rear-axle cover 13, spring perch 3 adopts with rear-axle casing housing 4 and is welded to connect, rear-axle cover 13 is provided with the oil-feed inspection door, and the rear-axle casing center height is 60mm.
Axle tube 1 comprises jam nut installation position 9, neck bearing installation position 10, outer bearing installation position 11 and oil seal washer installation position 12.Neck bearing installation position 10 cooperates with outer bearing installation position 11 and is used for wheel hub assembling use, is oil seal washer installation position 12 between neck bearing installation position 10 and the rear-axle casing housing 4, and the other end of outer bearing installation position 11 is manufactured with the M54 screw thread, is jam nut installation position 9.The external diameter of oil seal washer installation position 12 is Φ 70mm, and the external diameter of neck bearing installation position 10 is Φ 60mm, and the external diameter of outer bearing installation position 11 is Φ 55mm.The utility model relates to a kind of improved rear axle housing assembly, is applicable to that axle tube and flange are the rear-axle casing of split-type structural.It is better promptly to can be made into a kind of load-carrying properties according to such scheme, easy fracture not, the improved type punching press welding rear axle housing assembly that use cost is lower.
Claims (4)
1. improved type rear axle housing assembly, comprise axle tube, flange, rear-axle casing housing, it is characterized in that rear-axle casing housing (4) midway location is cavity (5), be manufactured with ring stiffener (6), ring stiffener plane punishment cloth is useful on 13 M10 screws (7) that main gearbox assembly is installed; The spring perch of rear-axle casing (3) is welded on the rear-axle casing housing (4); Axle tube (1) is a split-type structural with flange (2,8), and axle tube (1) one end plug is gone in rear-axle casing housing (4) chamber, and is integrally welded with the rear-axle casing housing; Flange (2,8) is enclosed within on the rear-axle casing housing (4), and is integrally welded with rear-axle casing housing (4).
2. a kind of improved type rear axle housing assembly according to claim 1 is characterized in that being evenly equipped with on the flange surface 6 holes that are used to install brake assembly.
3. a kind of improved type rear axle housing assembly according to claim 1 is characterized in that being manufactured with on the described axle tube (1) oil seal washer installation position (12), neck bearing installation position (10), outer bearing installation position (11) and jam nut installation position (9).
4. a kind of improved type rear axle housing assembly according to claim 3, it is characterized in that being between neck bearing installation position (11) and the rear-axle casing housing (4) oil seal washer installation position (12), the other end of outer bearing installation position is manufactured with the M54 screw thread, is jam nut installation position (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200700157U CN201989571U (en) | 2011-03-17 | 2011-03-17 | Improved rear axle housing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200700157U CN201989571U (en) | 2011-03-17 | 2011-03-17 | Improved rear axle housing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201989571U true CN201989571U (en) | 2011-09-28 |
Family
ID=44666070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200700157U Expired - Lifetime CN201989571U (en) | 2011-03-17 | 2011-03-17 | Improved rear axle housing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201989571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739811A (en) * | 2016-11-09 | 2017-05-31 | 重庆长安工业(集团)有限责任公司 | A kind of broken bridge of car, transmission, suspension connecting structure |
| CN109795261A (en) * | 2019-03-28 | 2019-05-24 | 一汽解放汽车有限公司 | A kind of rear axle housing assembly of commercialization axle head and axle housing integral structure |
-
2011
- 2011-03-17 CN CN2011200700157U patent/CN201989571U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739811A (en) * | 2016-11-09 | 2017-05-31 | 重庆长安工业(集团)有限责任公司 | A kind of broken bridge of car, transmission, suspension connecting structure |
| CN109795261A (en) * | 2019-03-28 | 2019-05-24 | 一汽解放汽车有限公司 | A kind of rear axle housing assembly of commercialization axle head and axle housing integral structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 655000 Nanning, Qilin District, Yunnan, North Road, No. 368, No. Patentee after: Yiqi Hongta Yunnan Automobile Manufacturing Co., Ltd. Address before: 655000 No. 368 Nanning North Road, Qujing, Yunnan Patentee before: FAW-GM Hongta Yunnan Automobile Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110928 |
|
| CX01 | Expiry of patent term |