CN203020007U - Positioning assembly for balance shaft, shaft bush and shaft casing of balanced suspension system - Google Patents
Positioning assembly for balance shaft, shaft bush and shaft casing of balanced suspension system Download PDFInfo
- Publication number
- CN203020007U CN203020007U CN 201220749700 CN201220749700U CN203020007U CN 203020007 U CN203020007 U CN 203020007U CN 201220749700 CN201220749700 CN 201220749700 CN 201220749700 U CN201220749700 U CN 201220749700U CN 203020007 U CN203020007 U CN 203020007U
- Authority
- CN
- China
- Prior art keywords
- balance shaft
- axle housing
- axle
- bush
- shaft
- 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
Links
Images
Abstract
The utility model relates to a positioning assembly for a balance shaft, a shaft bush and a shaft casing of a balanced suspension system. The positioning assembly comprises a balance shaft and a balance shaft casing, wherein the end part of the balance shaft is installed in the balance shaft casing through a balance shaft bush, the outer periphery of the balance shaft is provided with a first annular groove, the inner surface and the outer surface of the balance shaft bush are respectively provided with a first annular convex rib and a second annular convex rib, the inner surface of the shaft casing is provided with an upper groove and a lower groove forming a second annular groove, and the first annular convex rib and the second annular convex rib are respectively accommodated in the first annular groove and the second annular groove, so that the balance shaft, the shaft bush and the shaft casing can be axially positioned. The positioning assembly for the balance shaft, the shaft bush and the shaft casing of the balanced suspension system of a heavy vehicle has the advantages that the bush and the shaft casing are positioned through a rib or groove structure of a component and free from being positioned through the existing bolt tightening way, so that the components can be saved, simplicity in assembling can be realized, the cost can be reduced, and the manufacturability can be improved.
Description
Technical field
The utility model relates to heavy goods vehicles equalizing suspension system technical field, relates in particular to the locating assembly of balance shaft, axle bush and axle housing in the heavy goods vehicles equalizing suspension system.
Background technology
The balance shaft bearing of heavy-duty truck balance suspension system mainly is divided into two large classes at present, and a kind of is oscillating bearing, and another kind is rubber shaft bearing, and described rubber shaft bearing is also referred to as rubber bush.The equalizing suspension system balance shaft of employing rubber bush, the end cap locate modes that adopt when the positioning balance axle housing more, namely the end cap face contacts with the balance shaft end face, and urgent fixing by bolt, and the edge of end cap gets final product the position of limiting balance axle bush and axle housing.This kind locate mode when assembling, easily causes the bolt looseness phenomenon because Rubber Parts is axially compressed, and this mode is used relatively many parts, assembly technology relative complex simultaneously.
The utility model content
The purpose of this utility model is to provide the locating assembly of a kind of equalizing suspension system balance shaft, axle bush and axle housing, thereby solves the defective that the existing required parts of registration device are loaded down with trivial details, assembly technology is complicated, easily get loose.
to achieve these goals, equalizing suspension system balance shaft described in the utility model, the locating assembly of axle bush and axle housing, comprise balance shaft and balance shaft housing, described balance shaft end is installed in balance shaft housing by the balance shaft lining, be provided with the first ring connected in star on the outer peripheral edges of described balance shaft, in described balance shaft lining, be respectively arranged with the first annular protruding rib and the second annular protruding rib on outside face, and described axle housing is comprised of top axle housing and bottom axle housing, offer respectively upper grooves and lower recess on the inside face of described top axle housing and bottom axle housing, when described top axle housing and bottom axle housing are connected and fixed, described upper grooves and lower recess form the second annular groove, described first, the axial location of second ring groove is respectively with described first, the axial location of second ring fin is corresponding, and described first, the second ring fin is able to respectively accommodating described first, the second ring fin, so that described balance shaft, be able to axial location between axle bush and axle housing.
The advantage of the locating assembly of the utility model heavy goods vehicles equalizing suspension system balance shaft, axle bush and axle housing is by the rib of part itself or groove structure, described lining and axle housing to be located, need not to position by the urgent mode of existing bolt, save parts, assembling is simple, reduce costs, improved manufacturability.
Description of drawings
From the following description to preferred embodiments and drawings that purport of the present utility model and use thereof are described, above and other objects, features and advantages of the present utility model will be apparent, in the accompanying drawings:
Fig. 1 shows the installation section-drawing of the locating assembly of equalizing suspension system balance shaft described in the utility model, axle bush and axle housing;
Fig. 2 shows the installation front view of the locating assembly of equalizing suspension system balance shaft described in the utility model, axle bush and axle housing.
The specific embodiment
Describe below in conjunction with the locating assembly of accompanying drawing to equalizing suspension system balance shaft described in the utility model, axle bush and axle housing.
as described in Figure 1, equalizing suspension system balance shaft described in the utility model, the locating assembly of axle bush and axle housing, comprise balance shaft 1 and balance shaft housing 3, the end 11 of described balance shaft 1 is installed in balance shaft housing 3 by balance shaft lining 2, be provided with first ring connected in star 12 on end 11 outer peripheral edges of described balance shaft, in described balance shaft lining, be respectively arranged with the first annular protruding rib 21 and the second annular protruding rib 22 on outside face, and described axle housing 3 is comprised of top axle housing 31 and bottom axle housing 32, offer respectively upper grooves and lower recess on the inside face of described top axle housing 31 and bottom axle housing 32, when described top axle housing and bottom axle housing are connected and fixed, described upper grooves and lower recess form the second annular groove 33, described first, second ring groove 12, 33 axial location is respectively with described first, second ring fin 21, 22 axial location is corresponding, and described first, the second ring fin is placed in described first respectively, second ring groove 12, in 33, so that described balance shaft 1, be able to axial location between axle bush 2 and axle housing 3.
Further, on the balance shaft axial location, described first, second annular groove 12,33 and described first and second annular protruding rib 21,22 mutually align.
Preferably, described first, second annular groove 12,33 axial locations and described first and second annular protruding rib 21,22 axial location are corresponding with the longitudinal plane of symmetry position of leaf spring respectively.
In a preferred embodiment of the present utility model, the shape of cross section of described first ring connected in star 12 is all identical with shape, the size of the cross-sectional plane of described the second annular groove 33.
Preferably, described first, second annular groove 12,33 cross-sectional plane are rectangular, and described first, second annular protruding rib 21,22 cross-sectional plane are also rectangular.
Further, offer opening on the wall of described balance shaft lining 2, this opening is parallel to the axle center of described balance shaft 1, and the length of described opening is identical with the length of described balance shaft lining.
In addition, in an embodiment of the present utility model, described top axle housing 31 and bottom axle housing 32 are linked together in bolted mode, and in other embodiment of the present utility model, described top axle housing 31 is connected with the bottom axle housing and also can be connected by other connection mode.
Further, described balance shaft lining is rubber bush, and described first, second annular protruding rib 21,22 materials are made.And preferably, the wall of described balance shaft lining includes inboard rubber layer, middle part steel flaggy 23 outside rubber layers, described the first annular protruding rib 21 is on the inside face of described inboard rubber layer, and described the second annular protruding rib 22 is arranged on the outside face of described outside rubber layer.
Further, described the first annular protruding rib 21 is stated first ring connected in star 12 and upwards is interference fit, that is to say, described the first annular protruding rib 21 height diametrically is greater than described first ring connected in star 12 degree of depth diametrically, described the second annular protruding rib 22 is free-running fit with described the second annular groove 33 diametrically, that is to say, described the second annular protruding rib 22 height diametrically is less than described the second annular groove 33 degree of depth diametrically.
in the actual installation process, at first be with described balance shaft end 11, the top axle housing 31 of described balance shaft housing 3 and bottom axle housing 32 and described balance shaft lining 2 are done lubricated, be provided with an opening with the balance shaft axis parallel on wall due to balance shaft lining 2, therefore can described lining 2 slightly be broken into two with one's hands by this opening, make the internal diameter of this lining become large, when the minimum diameter of lining 2 during greater than the external diameter of described balance shaft end 11, lining 2 can be placed in 11 outsides, described balance shaft end, when the first ring connected in star position on the first annular protruding rib 21 of described lining 2 and described balance shaft end 11 is corresponding, unclamp and be applied to application force on described lining 2, rotate simultaneously lining 2, guarantee good contact between lining 2 and balance shaft end, secondly the groove of described top axle housing 31 and the groove of described bottom axle housing 32 are contacted with the second annular protruding rib 22 of described lining 2 respectively, the bolt hole that will be opened in again described upper and lower part axle housing 31,32 aligns mutually, and use bolt 4 under certain screw-down torque, that described upper and lower part axle housing 31,32 is urgent, the axle housing that rotation assembles, the good contact of assurance axle sleeve 2 and axle housing 3.
The above; it is only preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (10)
1. equalizing suspension system balance shaft, the locating assembly of axle bush and axle housing, comprise balance shaft and balance shaft housing, described balance shaft end is installed in balance shaft housing by the balance shaft lining, it is characterized in that, be provided with the first ring connected in star on the outer peripheral edges of described balance shaft, in described balance shaft lining, be respectively arranged with the first annular protruding rib and the second annular protruding rib on outside face, and described axle housing is comprised of top axle housing and bottom axle housing, offer respectively upper grooves and lower recess on the inside face of described top axle housing and bottom axle housing, when described top axle housing and bottom axle housing are connected and fixed, described upper grooves and lower recess form the second annular groove, described first, the axial location of second ring groove is respectively with described first, the axial location of second ring fin is corresponding, and described first, the second ring fin is able to respectively accommodating described first, the second ring fin, so that described balance shaft, be able to axial location between axle bush and axle housing.
2. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, is characterized in that, described first, second annular groove and described first and second annular protruding rib align mutually.
3. the locating assembly of balance shaft as claimed in claim 2, axle bush and axle housing, the longitudinal plane of symmetry position of the axial location of described first, second annular groove and described first and second annular protruding rib and leaf spring is corresponding.
4. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, is characterized in that, the shape of cross section of described first ring connected in star is all identical with shape, the size of the cross-sectional plane of described the second annular groove.
5. the locating assembly of balance shaft as claimed in claim 4, axle bush and axle housing, is characterized in that, the cross-sectional plane of described first, second annular groove is rectangular, and the cross-sectional plane of described first, second annular protruding rib is rectangular.
6. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, it is characterized in that, offer opening on the wall of described balance shaft lining, this opening is parallel to the axle center of described balance shaft, and the length of described opening is identical with the length of described balance shaft lining.
7. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, is characterized in that, described top axle housing and bottom axle housing be bolted be able to fastening.
8. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, is characterized in that, described balance shaft lining is rubber bush, and described first, second annular protruding rib is made by elastomeric material.
9. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, is characterized in that, the wall of this balance shaft lining includes inner rubber layer, middle part steel flaggy and outer rubber layer.
10. the locating assembly of balance shaft as claimed in claim 1, axle bush and axle housing, it is characterized in that, described the first annular protruding rib and described first ring connected in star are interference fit diametrically, and described the second annular protruding rib and described the second annular groove are free-running fit diametrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220749700 CN203020007U (en) | 2012-12-31 | 2012-12-31 | Positioning assembly for balance shaft, shaft bush and shaft casing of balanced suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220749700 CN203020007U (en) | 2012-12-31 | 2012-12-31 | Positioning assembly for balance shaft, shaft bush and shaft casing of balanced suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203020007U true CN203020007U (en) | 2013-06-26 |
Family
ID=48644011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220749700 Expired - Lifetime CN203020007U (en) | 2012-12-31 | 2012-12-31 | Positioning assembly for balance shaft, shaft bush and shaft casing of balanced suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203020007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721556A (en) * | 2021-02-03 | 2021-04-30 | 中国重汽集团济南动力有限公司 | Balanced suspension assembly |
-
2012
- 2012-12-31 CN CN 201220749700 patent/CN203020007U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721556A (en) * | 2021-02-03 | 2021-04-30 | 中国重汽集团济南动力有限公司 | Balanced suspension assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103122927A (en) | Synthetic resin thrust sliding bearing | |
| CN103620244A (en) | Thrust roller bearing | |
| CN202867577U (en) | Bearing sleeve and motor | |
| CN203020007U (en) | Positioning assembly for balance shaft, shaft bush and shaft casing of balanced suspension system | |
| WO2016187823A1 (en) | Axle main cone assembly | |
| CN202593623U (en) | Steering rocker arm assembly structure | |
| CN208457025U (en) | A kind of sealed double-row full-complement cylinder roller bearing with spherical outside surface | |
| CN203096575U (en) | Vibration side walking bearing base assembly for vibratory roller | |
| CN202768847U (en) | Oil seal device and axle wheel hub leakproof structure and vehicles with oil sealing device | |
| CN202659740U (en) | Wheel side bearing seat of driving axle of micro-vehicle | |
| CN202623929U (en) | Intermediate driving shaft bearing assembly for heavy truck | |
| CN206072236U (en) | A kind of double mass flywheel structure with bushing | |
| CN205298294U (en) | Novel gyro wheel bearing for fork truck | |
| CN214149834U (en) | Non-maintaining bearing dynamic seal test tool for truck hub | |
| CN203395151U (en) | Inner oil-resistant plate-type oil seal with dustproof cover and lip | |
| CN203868125U (en) | Bimetallic balanced bearing | |
| CN207060142U (en) | A kind of automobile steel ball motor turning intermediate shaft structure | |
| CN203344635U (en) | Automobile hub provided with multiple steps | |
| CN202732681U (en) | Plastic bearing | |
| CN208232698U (en) | A kind of car hub decorative cap | |
| CN205534221U (en) | Aluminium wheel hub | |
| CN206608459U (en) | Swing arm ball pin assembly | |
| CN204774387U (en) | Automobile wheel hub assembly | |
| CN103982548A (en) | Bimetallic balance bearing | |
| CN205022298U (en) | Be suitable for bearing wheel of tray car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |