CN105799441A - Torsion beam spring base structure - Google Patents
Torsion beam spring base structure Download PDFInfo
- Publication number
- CN105799441A CN105799441A CN201610276681.3A CN201610276681A CN105799441A CN 105799441 A CN105799441 A CN 105799441A CN 201610276681 A CN201610276681 A CN 201610276681A CN 105799441 A CN105799441 A CN 105799441A
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- CN
- China
- Prior art keywords
- torsion beam
- positioning boss
- spring
- seat structure
- flange
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/18—Resilient suspensions characterised by arrangement, location or kind of springs having torsion-bar springs only
- B60G11/20—Resilient suspensions characterised by arrangement, location or kind of springs having torsion-bar springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to an automobile part, in particular to a torsion beam spring base structure. The torsion beam spring base structure comprises a longitudinal arm flange connected with a torsion beam longitudinal arm and a transverse beam flange connected with a torsion transverse beam. The torsion beam spring base structure further comprises an installation plane and a positioning boss. The installation plane, the longitudinal arm flange and the transverse beam flange are integrally formed. The positioning boss is independently formed. The positioning boss is perpendicularly connected to the installation plane. The torsion beam spring base structure is detached to be two parts in an optimized mode. The two parts are independently stamped to be formed, and then the two parts are connected into a whole structure. Compared with integral forming, the stamping depth is reduced due to the stamping way, cracks are avoided in the forming process, the positioning boss is of a sleeve structure, the structure is simple, installation is convenient, production efficiency is improved, and the production cost is reduced.
Description
Technical field
The present invention relates to a kind of auto parts and components, particularly relate to a kind of torsion beam spring seat structure.
Background technology
Torsion beam semi-independent suspension is due to simple in construction, low cost of manufacture, it is easy to keep in repair and take underbody space less, it is possible to decrease the height of chassis, thus interior space is increased, thus is widely used in compact car, even compact level car.
Torsion beam is as the core component in semi-independent rear-suspension system, and its main composition has: torsion bar, for bear main vertical and lateral moment reverse crossbeam, be welded on reverse the crossbeam left and right sides trailing arm, for connecting the support of vehicle body and brakes, for the support of mounting dampers and spring.Spring base Main Function in torsion beam semi-independent suspension is installation spring, bears the load from spring.
Existing spring seat structure by horizontal surface, boss and with trailing arm, reverse flange four major part that is connected of crossbeam and form.
In manufacture and use procedure, this structure there is problems in that
1) because horizontal surface, boss are integral type punching press, when blanking, punching press and flange molding, owing to there is the difficult forming spiral curved surface of complexity, easily occur at the position such as plateau sidewall and helicoid that serious in uneven thickness, stress is concentrated, under the effect bearing spring cyclic loading, there is cracking phenomena, produce security risk.
2), when boss installs spring pad, spring, it is easy to relatively rotate, produce abnormal sound complaint, affect spring pad service life simultaneously.
Summary of the invention
The present invention provides a kind of torsion beam spring seat structure, it is intended to the problem solving existing spring seat structure unbalanced stress and producing cracking.
The present invention provides a kind of torsion beam spring seat structure, including the trailing arm flange being connected with torsion beam trailing arm, the crossbeam flange being connected with torsion crossbeam, also include: mounting plane and positioning boss, described mounting plane, trailing arm flange and crossbeam flange are one-body molded, described positioning boss is separately formed, and described positioning boss is vertically connected on mounting plane.
As a further improvement on the present invention, described positioning boss is connected to the centre of mounting plane.
As a further improvement on the present invention, described positioning boss is elliptic cylinder boss.
As a further improvement on the present invention, described positioning boss is the cylinder that bottom surface becomes D font shape.
As a further improvement on the present invention, described positioning boss bottom surface includes a straight line and an elliptic arc limit, and described straight line constitutes the bottom surface of D font with elliptic arc limit.
As a further improvement on the present invention, described torsion beam spring seat structure also includes spring pad, and described spring pad is provided with the boss connecting hole with positioning boss mating shapes, and described spring pad is connected with positioning boss by boss connecting hole.
As a further improvement on the present invention, described spring pad is provided with the spring flange of fixing spring.
As a further improvement on the present invention, described spring pad is provided with the spring stop bit sheet of location spring.
As a further improvement on the present invention, described positioning boss is welded on mounting plane.
The invention has the beneficial effects as follows: this torsion beam spring seat structure splits and is optimized to two parts, two independent punch formings of part, again two parts being connected into a total structure, compare global formation, this molding mode decreases press depth, prevent and forming process occurs crackle, positioning boss uses sleeve structure, simple in construction, it is simple to install, improve production efficiency, reduce production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing spring base in the present invention；
Fig. 2 is the structural representation of torsion beam rear suspension provided by the invention；
Fig. 3 is the structural representation of a kind of torsion beam spring base provided by the invention；
Fig. 4 is the structural representation of the spring pad installed with spring base in the present invention.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.
As shown in Figures 2 and 3, the torsion beam spring seat structure of the present invention, including the trailing arm flange 12 being connected 3 with torsion beam trailing arm, the crossbeam flange 13 being connected with torsion crossbeam 4, also include: mounting plane 11 and positioning boss 2, described mounting plane 11, trailing arm flange 12 and crossbeam flange 13 are one-body molded, and described positioning boss 2 is separately formed, and described positioning boss 2 is vertically connected on mounting plane 11.Mounting plane 11 and the positioning boss 2 of spring base are adopted as separate type, it is prevented that occur crackle in forming process, it is ensured that conforming product rate, decrease simultaneously and find substantial amounts of resource spent by the technological parameter that spring base produces.Shortening the construction cycle of product, reduce production cost, positioning boss 2 is sleeve structure, it is simple to spring pad, spring installation and removal.
As it is shown on figure 3, positioning boss 2 is connected to the centre of mounting plane 11, this is conducive to uniform force, do not make stress deflection and concentrations in side, reduce spring base cracking risk.Preferred positioning boss 2 is welded on mounting plane 11.
Described positioning boss 2 can be designed as the cylinder of various shape:
Described positioning boss 2 is preferably elliptic cylinder boss.The boss structure of elliptic cylinder easily positions installation with spring pad 5 when being connected, and oval structure is also prevented from spring pad 5 and rotates simultaneously.
Described positioning boss 2 becomes the cylinder of D font shape for bottom surface, and described positioning boss 2 bottom surface includes straight line 21 and an elliptic arc limit 22, and described straight line 21 and elliptic arc limit 22 constitute the bottom surface of D font.The boss structure of D font shape column can be easier to make for location and installation, simultaneously in screens with prevent to play better effect in rotation.
As shown in Figure 4, described torsion beam spring seat structure also includes spring pad 5, and described spring pad 5 is provided with and the boss connecting hole 51 of positioning boss 2 mating shapes, and described spring pad is connected with positioning boss 2 by boss connecting hole 51.Boss connecting hole 51 can do different shape collocation along with the difformity of positioning boss 2, makes boss connecting hole 51 to be just connected with positioning boss 2, and can play the effect preventing rotating.Described spring pad 5 is provided with the spring flange 52 of fixing spring, and this spring flange 52 can fix spring 6, it is prevented that it slides.It is additionally provided with the spring stop bit sheet 53 of location spring, it is possible to the installation point of location spring 6, the more convenient installation with spring 6.
The torsion beam spring seat structure of the present invention splits and is optimized to two parts, two independent punch formings of part, again two parts being connected into a total structure, compare global formation, this molding mode decreases press depth, prevent and forming process occurs crackle, positioning boss 2 uses sleeve structure, simple in construction, it is simple to install, improve production efficiency, reduce production cost.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, it is impossible to assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace, protection scope of the present invention all should be considered as belonging to.
Claims (9)
1. a torsion beam spring seat structure, including the trailing arm flange (12) being connected (3) with torsion beam trailing arm, the crossbeam flange (13) being connected with torsion crossbeam (4), it is characterized in that, also include: mounting plane (11) and positioning boss (2), described mounting plane (11), trailing arm flange (12) and crossbeam flange (13) are one-body molded, and described positioning boss (2) is separately formed, and described positioning boss (2) is vertically connected on mounting plane (11).
2. torsion beam spring seat structure according to claim 1, it is characterised in that described positioning boss (2) is connected to the centre of mounting plane (11).
3. torsion beam spring seat structure according to claim 1, it is characterised in that described positioning boss (2) is elliptic cylinder boss.
4. torsion beam spring seat structure according to claim 1, it is characterised in that described positioning boss (2) becomes the cylinder of D font shape for bottom surface.
5. torsion beam spring seat structure according to claim 4, it is characterised in that described positioning boss (2) bottom surface includes a straight line (21) and an elliptic arc limit (22), and described straight line (21) constitutes the bottom surface of D font with elliptic arc limit (22).
6. the torsion beam spring seat structure according to any one of claim 1 to 5, it is characterized in that, described torsion beam spring seat structure also includes spring pad (5), described spring pad (5) is provided with the boss connecting hole (51) with positioning boss (2) mating shapes, and described spring pad is connected with positioning boss (2) by boss connecting hole (51).
7. torsion beam spring seat structure according to claim 6, it is characterised in that described spring pad (5) is provided with the spring flange (52) of fixing spring.
8. torsion beam spring seat structure according to claim 6, it is characterised in that described spring pad (5) is provided with spring stop bit sheet (53) of location spring.
9. torsion beam spring seat structure according to claim 1, it is characterised in that described positioning boss (2) is welded on mounting plane (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610276681.3A CN105799441A (en) | 2016-04-29 | 2016-04-29 | Torsion beam spring base structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610276681.3A CN105799441A (en) | 2016-04-29 | 2016-04-29 | Torsion beam spring base structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105799441A true CN105799441A (en) | 2016-07-27 |
Family
ID=56458147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610276681.3A Pending CN105799441A (en) | 2016-04-29 | 2016-04-29 | Torsion beam spring base structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105799441A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237860A (en) * | 2018-02-05 | 2018-07-03 | 芜湖安博帝特工业有限公司 | A kind of modified spring holder and its production method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060220339A1 (en) * | 2005-03-31 | 2006-10-05 | Mazda Motor Corporation | Torsion beam type rear suspension |
| CN1931619A (en) * | 2005-09-14 | 2007-03-21 | 马自达汽车株式会社 | Torsion beam type suspension |
| JP2008068754A (en) * | 2006-09-14 | 2008-03-27 | Mazda Motor Corp | Torsion beam type suspension device |
| CN101462476A (en) * | 2009-01-12 | 2009-06-24 | 奇瑞汽车股份有限公司 | Torsion beam type suspension fork |
| CN203172380U (en) * | 2013-04-25 | 2013-09-04 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Torsion beam semi-independent suspension |
| CN204172638U (en) * | 2014-09-29 | 2015-02-25 | 上汽通用五菱汽车股份有限公司 | A kind of spring perch of torsion beam type suspension |
| CN205706044U (en) * | 2016-04-29 | 2016-11-23 | 上汽通用五菱汽车股份有限公司 | A kind of torsion beam spring seat structure |
-
2016
- 2016-04-29 CN CN201610276681.3A patent/CN105799441A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060220339A1 (en) * | 2005-03-31 | 2006-10-05 | Mazda Motor Corporation | Torsion beam type rear suspension |
| CN1931619A (en) * | 2005-09-14 | 2007-03-21 | 马自达汽车株式会社 | Torsion beam type suspension |
| JP2008068754A (en) * | 2006-09-14 | 2008-03-27 | Mazda Motor Corp | Torsion beam type suspension device |
| CN101462476A (en) * | 2009-01-12 | 2009-06-24 | 奇瑞汽车股份有限公司 | Torsion beam type suspension fork |
| CN203172380U (en) * | 2013-04-25 | 2013-09-04 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Torsion beam semi-independent suspension |
| CN204172638U (en) * | 2014-09-29 | 2015-02-25 | 上汽通用五菱汽车股份有限公司 | A kind of spring perch of torsion beam type suspension |
| CN205706044U (en) * | 2016-04-29 | 2016-11-23 | 上汽通用五菱汽车股份有限公司 | A kind of torsion beam spring seat structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237860A (en) * | 2018-02-05 | 2018-07-03 | 芜湖安博帝特工业有限公司 | A kind of modified spring holder and its production method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160727 |