CN102092420A - Vehicle rear axle - Google Patents
Vehicle rear axle Download PDFInfo
- Publication number
- CN102092420A CN102092420A CN 201110021651 CN201110021651A CN102092420A CN 102092420 A CN102092420 A CN 102092420A CN 201110021651 CN201110021651 CN 201110021651 CN 201110021651 A CN201110021651 A CN 201110021651A CN 102092420 A CN102092420 A CN 102092420A
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- Prior art keywords
- girder
- oil pipe
- curb
- permanent seat
- symmetrically arranged
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Abstract
The invention discloses a vehicle rear axle. The vehicle rear axle comprises a main beam (1) and lateral beams (2), wherein the lateral beams (2) are symmetrically arranged on the left and the right of the main beam (1); two ends of the main beam (1) are connected with waists of the lateral beams (2) respectively; the main beam (1) is formed by a plate and has a V-shaped cross section; reinforcing plates (3) are symmetrically arranged on the left and the right of the main beam (1); one end of each of the reinforcing plates (3) is connected with the internal surface of each of the lateral beams, while the other end of each of the reinforcing plates (3) is connected with the V-shaped opening of the main beam (1); the reinforcing plates (3) are welded with the main beam (1) and the lateral beams (2) to enclose into a triangular cavity; and furthermore, oil pipe fixing seats (7) are symmetrically arranged on internal sides of the two lateral beams (2), and are connected to the lateral beams (2) through bolts (8). The invention provides the vehicle rear axle which is simple in process and low in accuracy requirement, meets the corresponding strength requirement, successfully solves the deformation problem of the oil pipe fixing seats in transportation, has the characteristics of simple structure, low cost, stable strength and the like, and is convenient to manufacture.
Description
Technical field
The invention belongs to technical field of automobile parts, concretely, relate to a kind of automobile axle.
Background technology
Automobile axle is made of girder and curb girder usually, and curb girder is arranged symmetrically in the left and right sides of girder, and girder lateral arrangement and its two ends are welded to connect with the waist of curb girder respectively.As Fig. 4, shown in Figure 5, traditional plank frame automobile axle, its girder 1 adopts its cross-sectional plane of plate forming V-shaped, the peristome of V-arrangement down, girder 1 two ends respectively with curb girder 2 welding.For guaranteeing the bulk strength of automobile axle, on girder 1, also be provided with Panhard rod 4, Panhard rod 4 is positioned at girder 1 below and partly wraps in V shaped slab, the two ends K/UP of Panhard rod 4 and by bolted connection on girder 1.When this girder 1 is installed on automobile the V-arrangement peristome backwards, the inboard of two curb girders 2 is symmetrically arranged with shock absorber installation shaft 5, is used for mounting dampers, its shock absorber is the integrated design.The automobile axle of this structure, higher to technology, the accuracy requirement of Panhard rod, unreasonable if stabilizer rod designs, makes, be easy to cause back axle to damage.
Fig. 6, tubular type girder automobile axle shown in Figure 7, its girder 1 be by the metal circular tube shaped by fluid pressure, and the peristome of the whole V-shaped and V-arrangement in girder 1 cross section backwards.When this girder 1 is installed on automobile the V-arrangement peristome down, the inboard of two curb girders 2 is symmetrically arranged with pallet 6, is used for the mounting dampers spring, its shock absorber is a sectional construction, is made up of spring and damper.The automobile axle of this structure is compared traditional plank frame, and girder 1 has enough intensity, does not need to be provided with in addition Panhard rod; But the difficulty of processing of girder 1 is big, adopts usually after the sealing of the interior injection of pipe high pressure oil and flattens forming V-shape with hydraulic compressor again, and the V-arrangement pipe after the moulding forms stress concentration easily, also needs to heat-treat and school shape again, and processing is too complicated, and cost is very high.
In addition, the inboard of two curb girders 2 also is symmetrically arranged with oil pipe permanent seat 7, and oil pipe permanent seat 7 is welded on the curb girder 2, and oil pipe permanent seat 7 is positioned at the top of girder 1; Oil pipe permanent seat 7 is integrally welded with automobile axle.This welding connecting mode, main advantage is need not carry out the secondary assembling, also have very big defective simultaneously: (1) is because the oil pipe permanent seat is a platy structure, only be supported on the curb girder by less bending part welding, the oil pipe permanent seat is subjected to very easily distortion of external force and vibration in transportation, the maintenance cost height, even scrap because of repairing; (2) can't adjust after being welded to connect, guarantee the right and left symmetry, higher to accuracy requirement; (3) welding causes the part stress concentration easily, stays crator and influences outward appearance.
Summary of the invention
It is simple that technical matters to be solved by this invention provides a kind of technology, and accuracy requirement is not high and can satisfy the automobile axle that respective strengths requires.
In order to achieve the above object, a kind of automobile axle provided by the invention, constitute by girder (1) and curb girder (2), described curb girder (2) is symmetricly set on the left and right sides of described girder (1), the two ends of described girder (1) link to each other with the waist of curb girder (2) respectively, this girder (1) adopts its cross-sectional plane of plate forming V-shaped, key is: the left and right sides of described girder (1) is symmetrically arranged with brace panel (3), one end of described brace panel (3) links to each other with curb girder (2) medial surface, the other end links to each other with the V-arrangement peristome of girder (1), described brace panel (3) and described girder (1), curb girder (2) welding surrounds triangular cavity.
As preferably, the V-arrangement peristome of described girder (1) backwards, the inboard of described two curb girders (2) is symmetrically arranged with pallet (6), when the automobile axle of this structure is installed on automobile, the V-arrangement peristome of girder down, pallet is used to install the damper spring of combined shock absorber.
The inboard of above-mentioned described two curb girders (2) is symmetrically arranged with oil pipe permanent seat (7), and described oil pipe permanent seat (7) is positioned at the top of described girder (1), and this oil pipe permanent seat (7) is connected on the described curb girder (2) by bolt (8).Pass through bolted connection between oil pipe permanent seat and the curb girder, supporting producer did not assemble earlier before oil pipe permanent seat and automobile axle being transported to buying producer, after finishing, transportation by bolt both are coupled together again, successfully avoided oil pipe permanent seat problem on deformation in transit, keeped in repair convenient.
Above-mentioned oil pipe permanent seat (7) has bending with described curb girder (2) bonded assembly one end, has the circular hole that passes through for described bolt (8) at the center of described dogleg section.The circular hole that bolt is opened by the center of dogleg section links together oil pipe permanent seat and curb girder, makes oil pipe permanent seat stress equalization, and integral body is coordinated attractive in appearance more.
The invention of this structure, cancelled the Panhard rod in traditional plank frame automobile axle, surround the triangular cavity structure by welding brace panel and three between girder and curb girder, utilize the stable properties of triangular structure that local strength is increased, it is high to satisfy working strength requirement and accuracy requirement yet; Compare tubular type girder automobile axle, saved the work programme that loaded down with trivial details cool working+heat treatment+school shape combines, adopt thermal processing method, its manufacturing is more simple, quick.Simultaneously, by bolted connection, successfully solved the problem of oil pipe permanent seat easy deformation in the automobile axle transportation between oil pipe permanent seat and the curb girder, no longer be out of shape maintenance after transportation is finished, only need both have been coupled together and both can by bolt; Bolted mode is convenient and swift, can the oil pipe permanent seat be rotated suitably around bolt according to oil pipe circuit design needs and adjust; Have advantages such as simple in structure, thinking novelty, reduced the manufacturing and the maintenance cost of oil pipe permanent seat widely.
In sum, the present invention has simple in structure, intensity stabilization, characteristics such as easy to maintenance, economical and practical.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A section-drawing of Fig. 1.
Fig. 3 is the B-B section-drawing of Fig. 1.
Fig. 4 is the structural representation of traditional plank frame automobile axle.
Fig. 5 is the C-C section-drawing of Fig. 4.
Fig. 6 is the structural representation of tubular type girder automobile axle.
Fig. 7 is the D-D section-drawing of Fig. 6.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the present invention is described in further detail:
A kind of automobile axle as shown in Figure 1 and Figure 2 is made of a girder 1, two curb girders 2, two brace panels 3, two pallets 6, two oil pipe permanent seats 7 and two bolts 8.Curb girder 2 is symmetricly set on the left and right sides of girder 1, girder 1 horizontally set, and the two ends of girder 1 link to each other with the waist of curb girder 2 respectively, are welded to connect between the two, constitute the support body of similar " H " shape.The cross-sectional plane of girder 1 is V-shaped, the V-arrangement peristome of girder 1 backwards, the V-arrangement peristome was down when this girder 1 was installed on automobile.The inboard of two curb girders 2 is symmetrically arranged with pallet 6, is used for the mounting dampers spring, and the automobile axle of this structure is suitable for installing combined shock absorber, and its spring and damper are provided with separately.The inboard of two curb girders 2 also is symmetrically arranged with oil pipe permanent seat 7, and oil pipe permanent seat 7 is positioned at the top of girder 1.
The structure of said structure and tubular type girder automobile axle is basic identical, difference is: girder 1 adopts the sheet material thermo forming, the left and right sides of girder 1 is symmetrically arranged with brace panel 3, and an end of brace panel 3 links to each other with the medial surface of curb girder 2, and the other end links to each other with the V-arrangement peristome of girder 1.As shown in Figure 3, brace panel 3 surrounds a triangular cavity with girder 1, curb girder 2 welding.Among Fig. 1, oil pipe permanent seat 7 is fixedly connected on the curb girder 2 by bolt 8.Oil pipe permanent seat 7 has bending with curb girder 2 bonded assemblys one end, has the circular hole that passes through for bolt 8 at the center of dogleg section.When oil pipe permanent seat 7 is installed, its dogleg section is fitted in the corresponding position of curb girder 2, by bolt 8 oil pipe permanent seat 7 is fastened on the curb girder 2 again.When the oil pipe circuit design needs oil pipe permanent seat 7 suitably to adjust the position, oil pipe permanent seat 7 after rotating to correct position, bolt 8 can be fastened on it on curb girder 2 again.
Certainly, brace panel also can be symmetricly set in traditional plank frame automobile axle, and to replace Panhard rod, the V-arrangement peristome of its girder down, when on automobile, installing the V-arrangement peristome backwards, and by the shock absorber that the shock absorber installation shaft is used to install integrated design is set.The automobile axle of this structure drops within protection scope of the present invention equally.
Claims (4)
1. automobile axle, constitute by girder (1) and curb girder (2), described curb girder (2) is symmetricly set on the left and right sides of described girder (1), the two ends of described girder (1) link to each other with the waist of curb girder (2) respectively, this girder (1) adopts its cross-sectional plane of plate forming V-shaped, it is characterized in that: the left and right sides of described girder (1) is symmetrically arranged with brace panel (3), one end of described brace panel (3) links to each other with curb girder (2) medial surface, the other end links to each other with the V-arrangement peristome of girder (1), described brace panel (3) and described girder (1), curb girder (2) welding surrounds triangular cavity.
2. according to the described a kind of automobile axle of claim 1, it is characterized in that: the V-arrangement peristome of described girder (1) backwards, the inboard of described two curb girders (2) is symmetrically arranged with pallet (6).
3. according to claim 1 or 2 described a kind of automobile axles, it is characterized in that: the inboard of described two curb girders (2) is symmetrically arranged with oil pipe permanent seat (7), described oil pipe permanent seat (7) is positioned at the top of described girder (1), and this oil pipe permanent seat (7) is connected on the described curb girder (2) by bolt (8).
4. according to the described a kind of automobile axle of claim 3, it is characterized in that: described oil pipe permanent seat (7) has bending with described curb girder (2) bonded assembly one end, has the circular hole that passes through for described bolt (8) at the center of described dogleg section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110021651 CN102092420A (en) | 2011-01-19 | 2011-01-19 | Vehicle rear axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110021651 CN102092420A (en) | 2011-01-19 | 2011-01-19 | Vehicle rear axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102092420A true CN102092420A (en) | 2011-06-15 |
Family
ID=44125734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110021651 Pending CN102092420A (en) | 2011-01-19 | 2011-01-19 | Vehicle rear axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102092420A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808953A (en) * | 2016-12-15 | 2017-06-09 | 浙江福多纳汽车部件有限公司 | A kind of torsion beam girder overlaps the rear axle assy and its compounding method of upper and lower plates curb girder |
| CN110696918A (en) * | 2019-09-05 | 2020-01-17 | 浙江拓为汽车部件有限公司 | Preparation method of main beam capable of increasing overall NVH (noise, vibration and harshness) capacity of vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6533300B1 (en) * | 2000-06-02 | 2003-03-18 | Oxford Suspension, Inc. | Trailing twist axle and method of manufacture |
| US20070052194A1 (en) * | 2005-09-06 | 2007-03-08 | Jacek Marchel | Twist axle suspensions |
| CN101670763A (en) * | 2008-09-08 | 2010-03-17 | 现代自动车株式会社 | Suspension system for vehicle |
| CN201951549U (en) * | 2011-01-19 | 2011-08-31 | 力帆实业(集团)股份有限公司 | Novel rear axle structure of car |
-
2011
- 2011-01-19 CN CN 201110021651 patent/CN102092420A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6533300B1 (en) * | 2000-06-02 | 2003-03-18 | Oxford Suspension, Inc. | Trailing twist axle and method of manufacture |
| US20070052194A1 (en) * | 2005-09-06 | 2007-03-08 | Jacek Marchel | Twist axle suspensions |
| CN101670763A (en) * | 2008-09-08 | 2010-03-17 | 现代自动车株式会社 | Suspension system for vehicle |
| CN201951549U (en) * | 2011-01-19 | 2011-08-31 | 力帆实业(集团)股份有限公司 | Novel rear axle structure of car |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106808953A (en) * | 2016-12-15 | 2017-06-09 | 浙江福多纳汽车部件有限公司 | A kind of torsion beam girder overlaps the rear axle assy and its compounding method of upper and lower plates curb girder |
| CN106808953B (en) * | 2016-12-15 | 2024-03-29 | 浙江拓为汽车部件有限公司 | Rear axle assembly with torsion beam main beams connected with upper plate side beams and lower plate side beams and preparation method of rear axle assembly |
| CN110696918A (en) * | 2019-09-05 | 2020-01-17 | 浙江拓为汽车部件有限公司 | Preparation method of main beam capable of increasing overall NVH (noise, vibration and harshness) capacity of vehicle |
| CN110696918B (en) * | 2019-09-05 | 2024-04-30 | 浙江拓为汽车部件有限公司 | Preparation method of main beam for increasing overall NVH (noise, vibration and harshness) capability of vehicle |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110615 |