CN201338653Y - Positioning structure of automobile front axle main pin and front axle - Google Patents
Positioning structure of automobile front axle main pin and front axle Download PDFInfo
- Publication number
- CN201338653Y CN201338653Y CNU2009200380664U CN200920038066U CN201338653Y CN 201338653 Y CN201338653 Y CN 201338653Y CN U2009200380664 U CNU2009200380664 U CN U2009200380664U CN 200920038066 U CN200920038066 U CN 200920038066U CN 201338653 Y CN201338653 Y CN 201338653Y
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- China
- Prior art keywords
- front axle
- stub
- following
- conical surface
- hole
- 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 - Fee Related
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Abstract
The utility model provides a positioning structure of an automobile front axle man pin and a front axle, which belongs to an automobile steering device. The positioning structure is characterized in that: an upper conical face segment, a transition segment and a lower conical face segment are sequentially manufactured on a pin segment between an upper cylindrical segment and a lower cylindrical segment of the main pin from top to bottom; the coning of the upper conical face segment and the lower conical face segment is the same, and the large-diameter ends of the upper conical face segment and the lower conical face segment are arranged underneath; a main pin hole of the front axle is sequentially manufactured into an upper conical hole, a transition hole and a lower conical hole from top to bottom; the coning of the upper conical hole and the lower conical hole is the same, and the large-diameter ends of the upper conical hole and the lower conical hole are arranged underneath; the coning of the upper/lower conical holes and the large/small diameter at the hole ends are respectively equal to the coning of the upper/lower conical face segments of the main pin and the large/small diameter at the conical face ends in a corresponding manner; the main pin is arranged in the main pin hole of the front axle in a penetrating manner, the upper conical face segment of the main pin is matched with the upper conical hole of the main pin hole, and the lower conical face segment of the main pin is matched with the lower conical hole of the main pin hole; the installation is tight as well as firm, and cannot be easily loosened, so as to greatly enhance the steering stability of the automobile front axle.
Description
Technical field
The utility model belongs to auto steerer, especially relates to a kind of steering hardware of automobile front axle.
Background technology
Existing automobile, especially autotruck, stub in its steering hardware (claiming king pin again) the cylinder stubs that adopt more, adopt free-running fits between the kingpin bore on stub and the front axle (claiming front-axle beam or H-girder again) more and add horizontal lock pin locking, cooperate undertighten between stub and the kingpin bore, in vehicle traveling process, be prone to loosening phenomenon, cause automobile front axle to produce shake, influence ride safety of automobile.
Summary of the invention
The purpose of this utility model is to propose a kind of automobile front axle stub and front axle location structure, make and adopt circular conical surface to cooperate between the kingpin bore on stub and the front axle with the location, the location close and firm is difficult for becoming flexible, and has improved the stability and the running safety of automobile front axle greatly.
The purpose of this utility model is achieved like this: a kind of automobile front axle stub and front axle location structure, comprise stub, front axle and steering swivel, kingpin bore is offered at two ends, the left and right sides at front axle respectively, the two ends, the left and right sides of front axle are corresponding respectively be installed on about in the prong of two steering swivels, on having on the steering swivel, following two cylindrical holes, stub is then corresponding to be installed in the kingpin bore of front axle and in the steering swivel, on the upper end section of stub and lower end section be respectively, lower cylindrical section, the last cylindrical section of stub and the last cylindrical hole of steering swivel are and are slidingly installed, in the following cylindrical hole of steering swivel, tapered roller bearing is installed then, the lower cylindrical section of stub is installed in the tapered roller bearing, tapered roller bearing back cushion sheet and the end cap location that is installed in the steering swivel bottom with bolt, it is characterized in that: on the pin section between cylindrical section on the stub and the lower cylindrical section, make the circular conical surface section from top to bottom successively, transition phase and following circular conical surface section, last circular conical surface section is identical with the tapering of following circular conical surface section, and all be that larger diameter end is following, and the upper end diameter of following circular conical surface section is greater than the lower end diameter of last circular conical surface section, and transition phase is the indent cylindrical section; The kingpin bore of front axle is made conical bore, transitional pore and following conical bore from top to bottom successively, last conical bore is identical with the tapering of following conical bore, and all be that the major diameter nose end is following, simultaneously, the tapering of last conical bore and following conical bore and the large and small diameter of nose end respectively with last circular conical surface section and the tapering of following circular conical surface section and the large and small diameter correspondent equal of circular conical surface end of stub, transitional pore is a cylindrical hole; Stub is installed in the kingpin bore of front axle, and the last circular conical surface section of stub and the last conical bore of kingpin bore match, and the following circular conical surface section of stub and the following conical bore of kingpin bore match; During installation, because the kingpin bore on stub and the front axle adopts two sections circular conical surface location to cooperate, close and firm is installed, is difficult for unclamping, steering swivel is installed on the stub and around stub and rotates, and has improved the stability that automobile front axle turns to greatly.
Automobile front axle stub that the utility model proposed and front axle location structure, rational in infrastructure, close and firm is installed, safe and reliable, improved stability and running safety that automobile front axle turns to greatly.
Now in conjunction with the accompanying drawings and embodiments automobile front axle stub and the front axle location structure that the utility model proposed is described further.
Description of drawings
Fig. 1 is the scheme drawing of the solid band partial cutaway of the automobile front axle stub that proposes of the utility model and front axle location structure.
Fig. 2 is a part 2 among Fig. 1: the scheme drawing of the right section band partial cutaway of front axle.
Among Fig. 1: 1, stub 2, front axle 3, last circular conical surface section 4, transition phase 5, following circular conical surface section 6, bolt 7, steering swivel 8, pad 9, tapered roller bearing 10, end cap
Among Fig. 2: 11, go up conical bore 12, transitional pore 13, following conical bore
The specific embodiment
From Fig. 1, Fig. 2 is as can be seen: a kind of automobile front axle stub and front axle location structure, comprise stub 1, front axle 2 and steering swivel 7, kingpin bore is offered at two ends, the left and right sides at front axle 2 respectively, the two ends, the left and right sides of front axle 2 are corresponding respectively be installed on about in the prong of two steering swivels 7,1 correspondence of stub is installed in the kingpin bore of front axle 2 and in the steering swivel 7, on having on the steering swivel 7, following two cylindrical holes, on the upper end section of stub 1 and lower end section be respectively, lower cylindrical section, the last cylindrical section of stub 1 and the last cylindrical hole of steering swivel 7 are and are slidingly installed, in the following cylindrical hole of steering swivel 7, tapered roller bearing 9 is installed then, the lower cylindrical section of stub 1 is installed in the tapered roller bearing 9, tapered roller bearing 9 back cushion sheets 8 and end cap 10 location that are installed in steering swivel 7 bottoms with bolt 6, it is characterized in that: on the pin section between cylindrical section and the lower cylindrical section on the stub 1, make circular conical surface section 3 from top to bottom successively, transition phase 4 and following circular conical surface section 5, last circular conical surface section 3 is identical with the tapering of following circular conical surface section 5, and all be that larger diameter end is following, and the upper end diameter of following circular conical surface section 5 is greater than the lower end diameter of last circular conical surface section 3, and transition phase 4 is the indent cylindrical section; The kingpin bore of front axle 2 is made conical bore 11, transitional pore 12 and following conical bore 13 from top to bottom successively, last conical bore 11 is identical with the tapering of following conical bore 13, and all be that the major diameter nose end is following, simultaneously, the tapering of last conical bore 11 and following conical bore 13 and the large and small diameter of nose end respectively with last circular conical surface section 3 and the tapering of following circular conical surface section 5 and the large and small diameter correspondent equal of circular conical surface end of stub 1, transitional pore 12 is a cylindrical hole; Stub 1 is installed in the kingpin bore of front axle 2, and the last circular conical surface section 3 of stub 1 and the last conical bore 11 of kingpin bore match, and the following circular conical surface section 5 of stub 1 and the following conical bore 13 of kingpin bore match; During installation, because the kingpin bore on stub 1 and the front axle 2 adopts two sections circular conical surface location to cooperate, close and firm is installed, is difficult for unclamping, steering swivel 7 is installed on the stub 1 and around stub 1 and rotates, and has improved the stability that automobile front axle turns to greatly.
Claims (1)
1, a kind of automobile front axle stub and front axle location structure comprise stub (1), front axle (2) and steering swivel (7), it is characterized in that:
A, on the last cylindrical section and the pin section between the lower cylindrical section of stub (1), make circular conical surface section (3), transition phase (4) and following circular conical surface section (5) from top to bottom successively, last circular conical surface section (3) is identical with the tapering of following circular conical surface section (5), and all be that larger diameter end is following, and the upper end diameter of following circular conical surface section (5) is greater than the lower end diameter of last circular conical surface section (3), and transition phase (4) is the indent cylindrical section;
B, the kingpin bore of front axle (2) is made conical bore (11), transitional pore (12) and following conical bore (13) from top to bottom successively, last conical bore (11) is identical with the tapering of following conical bore (13), and all be that the major diameter nose end is following, simultaneously, the tapering of last conical bore (11) and following conical bore (13) and the large and small diameter of nose end respectively with last circular conical surface section (3) and the tapering of following circular conical surface section (5) and the large and small diameter correspondent equal of circular conical surface end of stub (1), transitional pore (12) is a cylindrical hole;
C, stub (1) are installed in the kingpin bore of front axle (2), and the last circular conical surface section (3) of stub (1) and the last conical bore (11) of kingpin bore match, and the following circular conical surface section (5) of stub (1) and the following conical bore (13) of kingpin bore match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200380664U CN201338653Y (en) | 2009-01-16 | 2009-01-16 | Positioning structure of automobile front axle main pin and front axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200380664U CN201338653Y (en) | 2009-01-16 | 2009-01-16 | Positioning structure of automobile front axle main pin and front axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201338653Y true CN201338653Y (en) | 2009-11-04 |
Family
ID=41234195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200380664U Expired - Fee Related CN201338653Y (en) | 2009-01-16 | 2009-01-16 | Positioning structure of automobile front axle main pin and front axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201338653Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343938A (en) * | 2011-07-21 | 2012-02-08 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Bidirectional fixing type pin shaft assembly of steering transverse tie rod for large-sized mine self-discharging car |
-
2009
- 2009-01-16 CN CNU2009200380664U patent/CN201338653Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343938A (en) * | 2011-07-21 | 2012-02-08 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Bidirectional fixing type pin shaft assembly of steering transverse tie rod for large-sized mine self-discharging car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ANHUI FUMA AXLE CO., LTD. Free format text: FORMER OWNER: ANHUI HUALING AUTOMOBILE CO., LTD. Effective date: 20110212 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 243061 HONGQI SOUTH ROAD, ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, MAANSHAN CITY, ANHUI PROVINCE TO: 243061 3, NO.359, HUXI SOUTH ROAD, ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, MAANSHAN CITY, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110212 Address after: 243061 Anhui city of Ma'anshan Province Economic and Technological Development Zone West Road No. 359 3 Patentee after: Anhui Fuma Axle Co., Ltd. Address before: 243061 Hongqi Road South, Ma'anshan economic and Technological Development Zone, Anhui Patentee before: Anhui Hualing Automobile Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091104 Termination date: 20180116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |