CN108006123A - A kind of automotive buffer block - Google Patents
A kind of automotive buffer block Download PDFInfo
- Publication number
- CN108006123A CN108006123A CN201810017663.2A CN201810017663A CN108006123A CN 108006123 A CN108006123 A CN 108006123A CN 201810017663 A CN201810017663 A CN 201810017663A CN 108006123 A CN108006123 A CN 108006123A
- Authority
- CN
- China
- Prior art keywords
- limiting section
- wall
- rubber spring
- automotive
- buffer body
- 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.)
- Pending
Links
Classifications
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/373—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers characterised by having a particular shape
Abstract
The invention discloses a kind of automotive buffer block, including rubber spring and gasket, the gasket is installed on the lower part of the rubber spring, is the chamber for installing casing inside the rubber spring, the equal undulate of inner and outer wall of the rubber spring；And summit, the peak valley of waveform inner wall are corresponding with peak value, the peak valley undulation location of waveform outer wall.Beneficial effect is：The buffer stopper uses corrugated structure, can effectively limit the deflection of rubber spring, ensures static rigidity, reduces the compression of product, increase the detrusion of product, effectively improve fatigue strength.
Description
Technical field
The present invention relates to auto parts field, and in particular to a kind of automotive buffer block.
Background technology
With the raising of human living standard and the development of auto industry, the mankind have not merely only made the demand of automobile
For the aspect of walking-replacing tool, its comfort more paid close attention to now i.e. NVH performances, as the rubber component on automobile, it is led
It is exactly to seal to want function, and dust-proof, vibration damping, buffering etc., wherein vibration damping, buffering are its main functions, and the most direct body of NVH
It is existing.
Buffer stopper is as vibration damping, a kind of rubber component of buffering, usually on vehicle longeron, when being jumped on vehicle
During lower jump, bridge portion after hitting, for spacing, buffering and vibration damping.It should consider its damping property for the product, examine again
Consider its fatigue behaviour (durability).The limiting buffer block in many vehicles is substantially square or conical at present, the type
Simple in structure, easy to manufacture, but the rigidity of such product is relatively low, and fatigue reliability is poor, therefore we design a kind of automatic buffer
Block, improves the fatigue strength of product.
The content of the invention
The purpose of the present invention is that to solve the above-mentioned problems and provides a kind of automotive buffer block, using the slow of the structure
Buffering and spacing requirement can be realized by rushing block, and when being compressed axially, product is mainly deformed in shear direction, is effectively raised
The fatigue strength of product.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of automotive buffer block, including rubber spring and gasket, the gasket are installed on the lower part of the rubber spring, institute
It is chamber for installing casing to state inside rubber spring, the equal undulate of inner and outer wall of the rubber spring；
And summit, the peak valley of waveform inner wall are corresponding with peak value, the peak valley undulation location of waveform outer wall.
Preferably, the rubber spring includes upper buffer body and lower buffer body, and the upper buffer body with it is described lower slow
Rush body by integral forming.
Preferably, the upper buffer body on the outside of the lower buffer body link position with offering the 3rd limiting section.
Preferably, offer the first limiting section on the inside of the upper buffer body.
Preferably, the lower buffer body includes lower buffering phosphor bodies and card convex, the lower buffering phosphor bodies and card convex one
It is body formed；
Lower buffer offers mounting groove, the peace between phosphor bodies and the inner wall being located at below card convex and the card convex
Tankage is connected with gasket vulcanization, and the mounting groove is cylindrical groove；
Lower buffer offers the second limiting section between phosphor bodies and the inner wall being located above card convex and the card convex.
Preferably, the bore dia that the card convex is formed is more than the diameter of perforate among the gasket.
Preferably, first limiting section, second limiting section and the 3rd limiting section are ring-shaped depression knot
Structure；
And first limiting section is located at the peak valley position of the upper buffer body waveform inner wall；
Second limiting section is located at the peak valley position of the lower buffer body waveform inner wall；
3rd limiting section is located at the summit position of the rubber spring outer wall.
Preferably, first limiting section, the second limiting section and the 3rd limiting section are arc transition.
Preferably, the card slot of twice strip is offered above the upper buffer body.
Preferably, the lateral surface of the upper buffer body is smooth arc surface, the lateral surface of the lower buffer body is circle
The combination of cylinder and the conical surface.
Using the above structure, the inner and outer wall of the rubber spring is processed as waveform, and formed the first limiting section,
Second limiting section and the 3rd limiting section, can be when being compressed axially, rubber spring detrusion, first limiting section, second
Limiting section and the 3rd limiting section can limit the deflection of buffering, reduce the compression of product.
To sum up, the beneficial effects of the present invention are：The buffer stopper uses corrugated structure, can effectively limit rubber
The deflection of main spring, ensures static rigidity, reduces the compression of product, increase the detrusion of product, effectively improve tired
Labor intensity.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the top view of the present invention；
Fig. 2 is the A-A sectional drawings of Fig. 1.
The reference numerals are as follows：
1st, rubber spring；101st, upper buffer body；102nd, lower buffer body；1021st, lower buffering phosphor bodies；1022nd, card convex；
1023rd, mounting groove；103rd, the first limiting section；104th, the 3rd limiting section；105th, the second limiting section；2nd, gasket.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Detailed description.Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all on the premise of creative work is not made
Other embodiment, belongs to the scope that the present invention is protected.
It is described the present invention provides a kind of automotive buffer block, including rubber spring 1 and gasket 2 referring to shown in Fig. 1-Fig. 2
Gasket 2 is installed on the lower part of the rubber spring 1, and the inside of the rubber spring 1 is the chamber for installing casing, the rubber
The equal undulate of inner and outer wall of main spring 1；
And summit, the peak valley of waveform inner wall are corresponding with peak value, the peak valley undulation location of waveform outer wall, can be formed
Concave limiting section, it is spacing for the deflection to rubber spring 1.
For convenience of shaping, and fatigue strength being improved, the rubber spring 1 includes upper buffer body 101 and lower buffer body 102,
And the upper buffer body 101 is integrally formed with the lower buffer body 102.
Preferably, the upper buffer body 101 is spacing with offering the 3rd on the outside of lower 102 link position of buffer body
Portion 104；The inner side of the upper buffer body 101 offers the first limiting section 103.
The lower buffer body 102 includes lower buffering phosphor bodies 1021 and card convex 1022, lower buffering 1021 He of phosphor bodies
Card convex 1022 is integrally formed；The lower buffering phosphor bodies 1021 and positioned at the lower section of card convex 1022 inner wall and the card convex 1022 it
Between offer mounting groove 1023, the mounting groove 1023 is connected with the gasket 2 vulcanization, can effectively avoid existing bonding side
Formula fails, and improves installation strength；The mounting groove 1023 is cylindrical groove；The lower buffering phosphor bodies 1021 and it is located at card convex
The second limiting section 105 is offered between the inner wall and the card convex 1022 of 1022 tops.
First limiting section 103, the second limiting section 105 and the 3rd limiting section 104 can effective buffer limit, take into account
Vibration damping and fatigue behaviour.
The casing being used to support for convenience of installation, the bore dia that the card convex 1022 is formed, which is more than among the gasket 2, to be opened
The diameter in hole.
For spacing performance, first limiting section 103, second limiting section 105 and the described 3rd limit can be improved
Position portion 104 is ring-shaped depression structure；
And first limiting section 103 is located at the peak valley position of the upper 101 waveform inner wall of buffer body；
Second limiting section 105 is located at the peak valley position of the lower 102 waveform inner wall of buffer body；
3rd limiting section 104 is located at the summit position of 1 outer wall of rubber spring.
To improve fatigue strength, first limiting section 103, the second limiting section 105 and the 3rd limiting section 104 are circular arc
Transition.
For convenience of installation, the upper top of buffer body 101 offers the card slot of twice strip.
To improve cushion performance, the lateral surface of the upper buffer body 101 is smooth arc surface, the lower buffer body 102
Lateral surface for cylindrical surface and the conical surface combination.
Using the above structure, the inner and outer wall of the rubber spring 1 is processed as waveform, and forms the first limiting section
103rd, the second limiting section 105 and the 3rd limiting section 104, can be when being compressed axially, 1 detrusion of rubber spring, and described first
Limiting section 103, the second limiting section 105 and the 3rd limiting section 104 can limit the deflection of buffering, and the compression for reducing product becomes
Shape.
Static rigidity and endurance to the buffer stopper carry out experiment detection：
1st, static rigidity
Technical requirements are：Axial along buffer stopper applies load, when decrement is 46mm, force value 6747.3N-
9128.7N。
Result of the test is：When decrement is 46mm, the force value tested three times is respectively：8004.25N、8151.30N、
8382.89N, is satisfied by technical requirements.
2nd, endurance
Technical requirements are：Axial along buffer stopper applies load, amplitude 0-30mm, frequency 3Hz, it is desirable to 500,000 experiments
Product is without obvious crackle or deformity afterwards；
Result of the test is：Without cracking, abnormal phenomenon after the experiment of 500,000 times, meet technical requirements.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
- A kind of 1. automotive buffer block, it is characterised in that：Including rubber spring and gasket, the gasket is installed on the rubber spring Lower part, be the chamber for installing casing inside the rubber spring, the inner and outer wall of the rubber spring is in wave Shape；And summit, the peak valley of waveform inner wall are corresponding with peak value, the peak valley undulation location of waveform outer wall.
- 2. automotive buffer block according to claim 1, it is characterised in that：The rubber spring includes upper buffer body and lower buffering Body, and the upper buffer body and the lower buffering body by integral forming.
- 3. automotive buffer block according to claim 2, it is characterised in that：The upper buffer body and the lower buffer body connection position The outside put offers the 3rd limiting section.
- 4. automotive buffer block according to claim 3, it is characterised in that：It is spacing that first is offered on the inside of the upper buffer body Portion.
- 5. automotive buffer block according to claim 4, it is characterised in that：The lower buffer body includes lower buffering phosphor bodies and card Convex, the lower buffering phosphor bodies and card convex are integrally formed；Lower buffer offers mounting groove, the mounting groove between phosphor bodies and the inner wall being located at below card convex and the card convex Vulcanize with the gasket and connect, the mounting groove is cylindrical groove；Lower buffer offers the second limiting section between phosphor bodies and the inner wall being located above card convex and the card convex.
- 6. automotive buffer block according to claim 5, it is characterised in that：The bore dia that the card convex is formed is more than the gasket The diameter of middle perforate.
- 7. automotive buffer block according to claim 6, it is characterised in that：First limiting section, second limiting section with 3rd limiting section is ring-shaped depression structure；And first limiting section is located at the peak valley position of the upper buffer body waveform inner wall；Second limiting section is located at the peak valley position of the lower buffer body waveform inner wall；3rd limiting section is located at the summit position of the rubber spring outer wall.
- 8. automotive buffer block according to claim 7, it is characterised in that：First limiting section, the second limiting section and the 3rd Limiting section is arc transition.
- 9. according to any automotive buffer blocks of claim 2-8, it is characterised in that：Twice are offered above the upper buffer body The card slot of strip.
- 10. automotive buffer block according to claim 9, it is characterised in that：The lateral surface of the upper buffer body is smooth circle Cambered surface, the lateral surface of the lower buffer body are the combination of cylindrical surface and the conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017663.2A CN108006123A (en) | 2018-01-09 | 2018-01-09 | A kind of automotive buffer block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810017663.2A CN108006123A (en) | 2018-01-09 | 2018-01-09 | A kind of automotive buffer block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108006123A true CN108006123A (en) | 2018-05-08 |
Family
ID=62050248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810017663.2A Pending CN108006123A (en) | 2018-01-09 | 2018-01-09 | A kind of automotive buffer block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108006123A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005739A (en) * | 2019-03-21 | 2019-07-12 | 柳州日高汽车减振技术有限责任公司 | A kind of novel limiting block structure |
| CN112601895A (en) * | 2018-08-17 | 2021-04-02 | 尼得科Gpm有限公司 | Damping element with bayonet closure |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4331585A1 (en) * | 1992-09-23 | 1994-03-24 | Volkswagen Ag | Top support bearing for McPherson strut assembly - has rubber metal bearing with inner and outer sleeve, and intermediate rubber element |
| DE10308193A1 (en) * | 2003-02-25 | 2004-09-09 | Zf Sachs Ag | Suspension strut with a buffer |
| DE102005030528A1 (en) * | 2005-06-30 | 2007-01-11 | Carl Freudenberg Kg | Tubular spring comprises two sections of different density which may be positioned one above other or coaxially or may form two halves of cylinder divided longitudinally |
| CN102166934A (en) * | 2011-04-14 | 2011-08-31 | 重庆长安汽车股份有限公司 | Back coil spring installation structure of chassis suspension system |
| CN203198672U (en) * | 2013-03-20 | 2013-09-18 | 北京汽车股份有限公司 | Vibration damping device of automobile rear suspension |
| DE102012020569A1 (en) * | 2012-10-19 | 2014-04-24 | Audi Ag | Auxiliary spring for damper of shock absorbers for motor cars, has central bore fixed with piston rod of shock absorber, and inlaid element made from plastic, polyurethane and expanded polystyrene and connected with front end of spring |
| CN203604532U (en) * | 2012-11-27 | 2014-05-21 | Nok株式会社 | Buffer position stop block |
| CN203926579U (en) * | 2014-04-29 | 2014-11-05 | 广州汽车集团股份有限公司 | A kind of vibration damper and McPherson suspension |
| CN204004123U (en) * | 2014-06-10 | 2014-12-10 | 华晨汽车集团控股有限公司 | A kind of buffer block for automotive suspension elastomer structure |
| CN204020455U (en) * | 2014-06-10 | 2014-12-17 | 华晨汽车集团控股有限公司 | A kind of buffer block for automotive suspension structure |
| CN204900648U (en) * | 2015-06-29 | 2015-12-23 | 广州汽车集团股份有限公司 | Shock absorber and suspension |
| CN105172508A (en) * | 2015-10-12 | 2015-12-23 | 力帆实业(集团)股份有限公司 | Buffering device of shock absorber |
| CN205365128U (en) * | 2016-03-10 | 2016-07-06 | 张志航 | Rear overhang is buffer body for frame |
| CN206000916U (en) * | 2016-08-15 | 2017-03-08 | 江阴万事兴医疗器械股份有限公司 | Silica gel spring |
| CN207848276U (en) * | 2018-01-09 | 2018-09-11 | 柳州日高汽车减振技术有限责任公司 | A kind of automotive buffer block |
-
2018
- 2018-01-09 CN CN201810017663.2A patent/CN108006123A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4331585A1 (en) * | 1992-09-23 | 1994-03-24 | Volkswagen Ag | Top support bearing for McPherson strut assembly - has rubber metal bearing with inner and outer sleeve, and intermediate rubber element |
| DE10308193A1 (en) * | 2003-02-25 | 2004-09-09 | Zf Sachs Ag | Suspension strut with a buffer |
| DE102005030528A1 (en) * | 2005-06-30 | 2007-01-11 | Carl Freudenberg Kg | Tubular spring comprises two sections of different density which may be positioned one above other or coaxially or may form two halves of cylinder divided longitudinally |
| CN102166934A (en) * | 2011-04-14 | 2011-08-31 | 重庆长安汽车股份有限公司 | Back coil spring installation structure of chassis suspension system |
| DE102012020569A1 (en) * | 2012-10-19 | 2014-04-24 | Audi Ag | Auxiliary spring for damper of shock absorbers for motor cars, has central bore fixed with piston rod of shock absorber, and inlaid element made from plastic, polyurethane and expanded polystyrene and connected with front end of spring |
| CN203604532U (en) * | 2012-11-27 | 2014-05-21 | Nok株式会社 | Buffer position stop block |
| CN203198672U (en) * | 2013-03-20 | 2013-09-18 | 北京汽车股份有限公司 | Vibration damping device of automobile rear suspension |
| CN203926579U (en) * | 2014-04-29 | 2014-11-05 | 广州汽车集团股份有限公司 | A kind of vibration damper and McPherson suspension |
| CN204004123U (en) * | 2014-06-10 | 2014-12-10 | 华晨汽车集团控股有限公司 | A kind of buffer block for automotive suspension elastomer structure |
| CN204020455U (en) * | 2014-06-10 | 2014-12-17 | 华晨汽车集团控股有限公司 | A kind of buffer block for automotive suspension structure |
| CN204900648U (en) * | 2015-06-29 | 2015-12-23 | 广州汽车集团股份有限公司 | Shock absorber and suspension |
| CN105172508A (en) * | 2015-10-12 | 2015-12-23 | 力帆实业(集团)股份有限公司 | Buffering device of shock absorber |
| CN205365128U (en) * | 2016-03-10 | 2016-07-06 | 张志航 | Rear overhang is buffer body for frame |
| CN206000916U (en) * | 2016-08-15 | 2017-03-08 | 江阴万事兴医疗器械股份有限公司 | Silica gel spring |
| CN207848276U (en) * | 2018-01-09 | 2018-09-11 | 柳州日高汽车减振技术有限责任公司 | A kind of automotive buffer block |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112601895A (en) * | 2018-08-17 | 2021-04-02 | 尼得科Gpm有限公司 | Damping element with bayonet closure |
| CN112601895B (en) * | 2018-08-17 | 2022-08-23 | 尼得科Gpm有限公司 | Damping element with bayonet closure |
| CN110005739A (en) * | 2019-03-21 | 2019-07-12 | 柳州日高汽车减振技术有限责任公司 | A kind of novel limiting block structure |
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