CN103821912A - Installing structure for middle connecting shaft of driving shaft - Google Patents
Installing structure for middle connecting shaft of driving shaft Download PDFInfo
- Publication number
- CN103821912A CN103821912A CN201410073321.4A CN201410073321A CN103821912A CN 103821912 A CN103821912 A CN 103821912A CN 201410073321 A CN201410073321 A CN 201410073321A CN 103821912 A CN103821912 A CN 103821912A
- Authority
- CN
- China
- Prior art keywords
- face
- bearing bracket
- connecting shaft
- auxiliary stand
- intermediate connecting
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention relates to an installing structure for a middle connecting shaft of a driving shaft. The installing structure comprises a solid shaft, a rolling bearing, a bearing bracket and an auxiliary bracket, wherein the solid shaft is matched with the inner ring of the rolling bearing; splines are arranged at the two ends of the solid shaft; the inner wall of the bearing bracket is matched with the outer ring of the rolling bearing; an installing end face between the bearing bracket and a transmission is provided with an installing hole; an installing surface between the bearing bracket and the auxiliary bracket is provided with an installing hole and a positioning pin; an installing end face between the auxiliary bracket and the transmission is provided with an installing hole and a positioning pin; an installing end face between the auxiliary bracket and the bearing bracket is provided with a threaded hole and a positioning pin hole. According to the technical scheme, the installing structure is convenient to assemble and disassemble, and is high in installing accuracy, support rigidity and strength.
Description
Technical field
The invention belongs to automotive field, refer to especially a kind of live axle intermediate connecting shaft mounting structure for transmission system.
Background technique
The live axle intermediate connecting shaft of car transmissions is the vitals that connect speed changer output terminal and right front live axle, generally be bolted on case of transmission with 2～3, by the mounting structure of reasonable design intermediate connecting shaft, can guarantee support stiffness and the intensity of intermediate connecting shaft, guarantee the assembly precision of intermediate connecting shaft simultaneously.
Intermediate connecting shaft mounting bracket was just fixed with 2～3 bolts conventionally in the past, and most of intermediate connecting shaft is not with locating stud, and therefore assembly precision is poor, easily loosening dislocation.Only have and between the intermediate connecting shaft of only a few and speed changer attachment face, have locating stud location, but this structure due to the unreasonable of design in practical operation assembling more difficult.
Summary of the invention
Object of the present invention is exactly in order to overcome the shortcoming that assembly precision is poor and assembling is more difficult in the past, and a kind of new intermediate connecting shaft mounting structure is provided, its easy accessibility, is convenient to assembling and maintenance, improve working efficiency, and can guarantee that intermediate connecting shaft has higher support stiffness and intensity.
The present invention is achieved by the following technical solutions:
A kind of live axle intermediate connecting shaft mounting structure, comprising: real axis, rolling bearing, bearing bracket and auxiliary stand, four parts totally;
Described real axis, coordinates with rolling bearing inner ring, and real axis two ends are with spline;
Described rolling bearing, inner ring coordinates with real axis, and outer ring coordinates with bearing bracket;
Described bearing bracket, inwall coordinates with housing washer; Described bearing bracket and speed changer are installed end face and are provided with mounting hole; Described bearing bracket and auxiliary stand are installed end face and are provided with mounting hole and a locating stud;
Described auxiliary stand, installs end face with speed changer and is provided with mounting hole and a positioning pin hole; Described auxiliary stand and bearing bracket are installed end face and are provided with tapped hole and a positioning pin hole.
Further, the positioning pin hole of intermediate connecting shaft assembly and speed changer is positioned on auxiliary stand and speed changer installation end face.
Further, described real axis and rolling bearing inner ring are interference fit.
Further, housing washer and bearing bracket are interference fit.
Further, described bearing bracket and speed changer are installed end face and are provided with at least 2 mounting holes.
Further, described bearing bracket and auxiliary stand are installed end face and are provided with at least 2 mounting holes.
Further, described auxiliary stand and speed changer are installed end face and are provided with at least 1 mounting hole.
Further, described auxiliary stand and bearing bracket are installed end face at least 2 tapped holes.
Useful technique effect of the present invention embodies in the following areas:
Useful technique effect of the present invention is easy installation and removal, and installation precision is high, and stent support Rigidity and strength is high.
Accompanying drawing explanation
Fig. 1 is intermediate connecting shaft and auxiliary stand assembling schematic diagram.
Fig. 2 is real axis structural representation.
Fig. 3 A is the plan view of bearing bracket.
Fig. 3 B is the left view of bearing bracket.。
Fig. 4 A is auxiliary stand plan view.
Fig. 4 B is auxiliary stand left view.
Symbol description: 1-real axis 2-rolling bearing 3-bearing bracket 31-mounting hole 32-locating stud 33-mounting hole 34-bearing fit hole 4-auxiliary stand 41-positioning pin hole 42-mounting hole 43-positioning pin hole 44-through hole 45-tapped hole
Embodiment
Describe technological scheme of the present invention by specific embodiment below, following instance is only exemplary, only can be used for explaining and technological scheme of the present invention being described, and can not to be interpreted as is the restriction to technical solution of the present invention.
As shown in Figure 1, one end of real axis 1 is connected with rolling bearing 2, and rolling bearing 2 is connected with bearing bracket 3, and bearing bracket 3 is connected with auxiliary stand 4.
What Fig. 2 represented is the structural representation of real axis 1.
What Fig. 3 A and Fig. 3 B represented is bearing bracket 3, is provided with and bearing fit hole 34 on it, and locating stud 32, has mounting hole 31 with the installation end face of speed changer, with the mounting hole 33 of auxiliary stand attachment face.
What Fig. 4 A and Fig. 4 B represented is auxiliary stand 4, is provided with speed changer 1 mounting hole 42 of end face and a positioning pin hole 41 are installed on it; With bearing bracket, end face is installed and is had 45 and 1 positioning pin hole 43 of 2 tapped holes.
In this application, live axle: the mechanism that speed changer output terminal moment of torsion is delivered to wheel.Intermediate connecting shaft: connect speed changer output terminal and right front live axle, and the mechanism of transmitting torque.
A kind of live axle intermediate connecting shaft mounting structure, comprising: real axis, rolling bearing, bearing bracket and auxiliary stand, four parts totally; In this application, real axis and rolling bearing are prior art, are not described in detail.
Described real axis, with rolling bearing inner ring be interference fit, real axis two ends are with spline;
Described rolling bearing, inner ring and real axis are interference fit, outer ring and bearing bracket are interference fit;
Described bearing bracket, inwall and housing washer interference fit; Described bearing bracket and speed changer are installed end face and are provided with 2 mounting holes; Described bearing bracket and auxiliary stand are installed end face and are provided with 2 mounting holes and a locating stud.Described bearing bracket includes real axis and end face, speed changer installation end face is installed and is connected real axis the attachment portion that end face and speed changer installation end face are installed; Described real axis is installed by end face and speed changer is installed end face not in same plane.
Described auxiliary stand, installs end face with speed changer and is provided with 1 mounting hole and a positioning pin hole; Described auxiliary stand and bearing bracket are installed end face through hole 44, for coordinating with housing washer; 2 tapped holes and a positioning pin hole.On auxiliary stand with locating stud and the mounting hole of speed changer and bearing bracket, accurate positioning.Described auxiliary stand includes with bearing bracket and end face is installed, with speed changer, the attachment portion of end face and these both ends of the surface is installed; Described and bearing bracket is installed end face and end face is installed not at grade with speed changer.
Can make real axis and bearing bracket realize by rolling bearing relatively rotates; By bearing bracket and auxiliary stand, real axis and rolling bearing can be fixed on speed changer.
The positioning pin hole of intermediate connecting shaft assembly and speed changer is positioned on auxiliary stand and speed changer attachment face, and when assembling auxiliary stand with speed changer, end face is installed and can be had relative movement, be convenient to assemble.
When installation, first real axis is inserted to the differential mechanism spline in speed changer, auxiliary stand is located with speed changer and bearing bracket respectively by positioning pin hole.By bearing bracket mounting hole and auxiliary stand tapped hole, by urgent with bolt to bearing bracket and auxiliary stand.By mounting hole, intermediate connecting shaft assembly is fixed on speed changer with bolt.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification to these embodiments, scope of the present invention is by claims and be equal to and limit.
Claims (8)
1. a live axle intermediate connecting shaft mounting structure, is characterized in that: comprising: real axis, rolling bearing, bearing bracket and auxiliary stand, totally four parts;
Described real axis, coordinates with rolling bearing inner ring, and real axis two ends are with spline;
Described rolling bearing, inner ring coordinates with real axis, and outer ring coordinates with bearing bracket;
Described bearing bracket, inwall coordinates with housing washer; Described bearing bracket and speed changer are installed end face and are provided with mounting hole; Described bearing bracket and auxiliary stand are installed end face and are provided with mounting hole and a locating stud;
Described auxiliary stand, installs end face with speed changer and is provided with mounting hole and a positioning pin hole; Described auxiliary stand and bearing bracket are installed end face and are provided with tapped hole and a positioning pin hole.
2. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: the positioning pin hole of intermediate connecting shaft assembly and speed changer is positioned at auxiliary stand and speed changer is installed on end face.
3. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: described real axis and rolling bearing inner ring are interference fit.
4. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: housing washer and bearing bracket are interference fit.
5. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: described bearing bracket and speed changer are installed end face and be provided with at least 2 mounting holes.
6. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: described bearing bracket and auxiliary stand are installed end face and be provided with at least 2 mounting holes.
7. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: described auxiliary stand and speed changer are installed end face and be provided with at least 1 mounting hole.
8. live axle intermediate connecting shaft mounting structure according to claim 1, is characterized in that: described auxiliary stand and bearing bracket are installed end face and be provided with at least 2 tapped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073321.4A CN103821912B (en) | 2014-02-28 | 2014-02-28 | A kind of driving shaft intermediate connecting shaft mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073321.4A CN103821912B (en) | 2014-02-28 | 2014-02-28 | A kind of driving shaft intermediate connecting shaft mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103821912A true CN103821912A (en) | 2014-05-28 |
| CN103821912B CN103821912B (en) | 2016-05-18 |
Family
ID=50757127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410073321.4A Active CN103821912B (en) | 2014-02-28 | 2014-02-28 | A kind of driving shaft intermediate connecting shaft mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103821912B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2417309A (en) * | 2004-08-17 | 2006-02-22 | Hsi-Tsai Chen | Releasable shaft coupling |
| CN102305285A (en) * | 2011-08-30 | 2012-01-04 | 南通振康焊接机电有限公司 | Axle center positioning device for RV reducer |
| CN202732854U (en) * | 2012-08-09 | 2013-02-13 | 东风汽车股份有限公司 | Power takeoff of automobile gearbox |
| CN202790452U (en) * | 2012-07-31 | 2013-03-13 | 辽宁现代农机装备有限公司 | Transmission mechanism of power output shaft for gearbox of tractor |
-
2014
- 2014-02-28 CN CN201410073321.4A patent/CN103821912B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2417309A (en) * | 2004-08-17 | 2006-02-22 | Hsi-Tsai Chen | Releasable shaft coupling |
| CN102305285A (en) * | 2011-08-30 | 2012-01-04 | 南通振康焊接机电有限公司 | Axle center positioning device for RV reducer |
| CN202790452U (en) * | 2012-07-31 | 2013-03-13 | 辽宁现代农机装备有限公司 | Transmission mechanism of power output shaft for gearbox of tractor |
| CN202732854U (en) * | 2012-08-09 | 2013-02-13 | 东风汽车股份有限公司 | Power takeoff of automobile gearbox |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103821912B (en) | 2016-05-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: Hefei City, Anhui Province, 230022 East Road No. 176 Patentee before: Anhui Jianghuai Automobile Co., Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 230601 No. 99 Ziyun Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230022 No. 176 Dongliu Road, Hefei City, Anhui Province Patentee before: Anhui Jianghuai Automobile Group Limited by Share Ltd |