CN106949181A - A kind of volute spring and oscillation damping method of use horn mouth formula dividing plate - Google Patents
A kind of volute spring and oscillation damping method of use horn mouth formula dividing plate Download PDFInfo
- Publication number
- CN106949181A CN106949181A CN201710311891.6A CN201710311891A CN106949181A CN 106949181 A CN106949181 A CN 106949181A CN 201710311891 A CN201710311891 A CN 201710311891A CN 106949181 A CN106949181 A CN 106949181A
- Authority
- CN
- China
- Prior art keywords
- dividing plate
- rubber
- volute spring
- horn mouth
- mouth formula
- 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
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
- F16F7/108—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted on plastics springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses a kind of volute spring and oscillation damping method of use horn mouth formula dividing plate.Overcoat, mandrel, dividing plate and the rubber for including sulfiding by adhesive using the volute spring of horn mouth formula dividing plate, dividing plate is located between overcoat and mandrel, dividing plate is provided with more than one layer, the dividing plate uses horn mouth formula structure, dividing plate is horn mouth formula dividing plate, and rubber-type face uses oblique facial structure.Vibration damping is carried out using above-mentioned volute spring, the Stress distribution situation inside rubber is improved by the combination of horn mouth formula structure and ramp type moulding surface structure, the fatigue life of volute spring is improved.The ess-strain that the present invention can be distributed effectively inside rubber, can prevent the phenomenon that the rubber of original structure gives a discount from middle part, improve the fatigue life of volute spring.
Description
Technical field
The present invention relates to use rubber elastic element antivibration area.
Background technology
Volute spring is a kind of compound vibration and noise reducing element of conventional rubber-metal, refers mainly to the tool of metal-rubber combination
There are the spring of damping effect, the tapered structure of outward appearance of spring.Volute spring is outstanding installed in rolling stock single stage suspension and two
On the car body of extension, main function is the load for bearing car body and framework.Application principle is：When vehicle is normally run, volute spring
The vertical load of framework and car body is not only born, it is ensured that outside car body and the height on ground, also subject to the vertical of traction or braking direction
Xiang Li, while bearing cross force when crossing bend, it is ensured that comfort level when vehicle is run.The application of volute spring structure is the most universal
Be structure that metalwork is tapered straight panel.With the development of rolling stock technology, particularly high ferro EMUs, urban rail,
The development of iron and low floor vehicle technology, volute spring needs preferably to meet the demanding kinetics of vehicle, is ensuring croop property
In the case of rigidity property, important directions of the fatigue life as volute spring research are improved.Volute spring is to exempt from dimension all the life
The product repaiied, the fatigue load that modern vehicle is born is also increasingly harsher, the requirement more and more higher to volute spring fatigue behaviour,
In the urgent need to there is a kind of new structure to realize these requirements.The subject matter that existing volute spring is present has：1st, rubber by
It is main after load to produce detrusion, cause rubber stand under load uneven, there is a situation where tension, the characteristic of rubber is resistance to compression but do not resisted
Draw, therefore coming unglued and crackle easily occurs in advancing side, shortens the fatigue life of product, influences the use of product；2nd, rubber by
Easily produced after load at " fold " deformation, fold and easily produce frictional heat, finally because rubber fatigue failure causes rubber to ftracture.
In the prior art, utility model patent CN201420133483.8 discloses a kind of column type and circular cone type is combined
Volute spring, including the metalwork and rubber bodies sulfided, the metalwork includes overcoat, mandrel and positioned at overcoat
Spacer between mandrel, the structure that the volute spring is combined using cylinder and cone, its top be cylindrical segment,
Bottom is conical section.The structure that the metalwork is combined for cylinder and cone；The volute spring is by metalwork
Pass through adhesive and the overall structure of high temperature vulcanized formation with rubber.The cylindrical segment length and cone of the metalwork
The angle of section cone angle, is engaged with the size of vertical stiffness and horizontal rigidity.The rubber bodies are provided with blind hole；The spacer is
More than two layers.The Chinese invention patent application of Application No. 201510115772.4 discloses a kind of volute spring variation rigidity and anti-
The only method and product of fold and cracking, volute spring includes inner cone, rubber bodies and Outer Taper, and rubber bodies are looped around inner cone
Periphery, Outer Taper is looped around the periphery of rubber bodies, and rubber bodies form tapered arrangement together with inner cone and Outer Taper
Rubber metal spring；The rubber bodies upper rubber type face and rubber bodies lower rubber type face of volute spring use multi-segment structure shape
Formula；Wherein, rubber bodies upper rubber type face is multistage descending structure, and rubber bodies lower rubber type face is multistage upward slope structure；Cone
Shape spring is by changing rubber bodies upper rubber type face multistage descending structure and rubber bodies lower rubber type face multistage upward slope structure
In each section of shape, slope, length and hop count, come the size of the stiffness variation that adjusts volute spring and the position of stiffness variation
Put, and the adjustment of multiple variation rigidity is realized by controlling the quantity of multistage.Above prior art, inside effectively distribution rubber
It is further improved in terms of Stress distribution situation.
The content of the invention
It is an object of the invention to the deficiency for existing volute spring, there is provided a kind of taper of use horn mouth formula dividing plate
Spring and oscillation damping method, it is each meeting volute spring by the way of horn mouth formula dividing plate and ramp type rubber-type face are combined
On the premise of being matched to rigidity property, the mode of texturing in rubber-type face after load is born in optimization, effectively can be improved inside rubber
Stress distribution situation, improve volute spring fatigue life.
The technical scheme is that：A kind of volute spring of use horn mouth formula dividing plate, including vulcanized by adhesive
Overcoat, mandrel, dividing plate and rubber together, dividing plate are located between overcoat and mandrel, and dividing plate is provided with more than one layer, the dividing plate
Using horn mouth formula structure, dividing plate is horn mouth formula dividing plate.
The rubber includes rubber-type face, and rubber-type face uses oblique facial structure, and rubber-type face is ramp type rubber-type face,
The rubber is ramp type type face rubber.
Ramp type type face is included positioned at the ramp formula rubber-type face of rubber top surface and the lower inclined plane formula positioned at rubber bottom surface
Rubber-type face.
Horn mouth formula dividing plate upper opening is the vertical stiffness and level of bell mouth shape, opening radius size and volute spring
Rigidity matches.
The dividing plate is provided with three layers, includes horn mouth formula dividing plate one, horn mouth formula dividing plate two and loudspeaker successively from the inside to the outside
Mouth formula dividing plate three.
The overcoat and mandrel also use horn mouth formula structure, the shape and structure of the shape and structure and dividing plate of overcoat and mandrel
It is engaged.
A kind of oscillation damping method, vibration damping is carried out using volute spring, and the dividing plate of volute spring uses horn mouth formula structure, cone
The rubber-type face of shape spring uses ramp type moulding surface structure, is changed by the combination of horn mouth formula structure and ramp type moulding surface structure
Stress distribution situation inside kind rubber, improves the fatigue life of volute spring.
The volute spring is the volute spring of above-mentioned use horn mouth formula dividing plate；The mandrel of volute spring, overcoat and every
Plate using cooperate horn mouth formula structure, when volute spring bear vertical load or while bear vertical load+
During horizontal load, rubber is in shearing and compression is combined state, supports vertical load, while providing horizontal rigidity；
Volute spring uses ramp type rubber moulding surface structure, and the rubber after being squeezed is in contact with roll mode with metalwork, increases
The big Stress Release area of rubber, eliminates stress concentration point, prevents rubber from middle part discounting phenomenon, improve
The fatigue life of volute spring；The metalwork includes mandrel, overcoat and dividing plate.
The matching of the vertical stiffness and lateral stiffness of volute spring is realized by changing dividing plate horn mouth radius size：Loudspeaker
Port radius are smaller, and vertical stiffness is bigger, and horizontal rigidity is smaller；Loudspeaker port radius are bigger, and vertical stiffness is smaller, and horizontal rigidity is got over
Greatly.
The present invention using horn mouth formula dividing plate and ramp type rubber-type face are combined by the way of, meet volute spring respectively to
On the premise of rigidity property is matched, the mode of texturing in rubber-type face after load is born in optimization, effectively can be distributed inside rubber
Ess-strain, improves the fatigue life of volute spring.The present invention uses ramp type rubber-type face and horn mouth formula diaphragm structure, makes
No matter the volute spring for obtaining this type bears vertical load or while bears vertical+horizontal load, rubber is all in shearing
State is combined with compression, vertical load is both can support, it is to avoid the creep in vertical direction is excessive, can also provide certain level firm
Degree, preferably meets the requirement of product performance.Simultaneously because due to metal after the incompressible characteristic of elastomeric material, stand under load
Gap between part can diminish, and rubber can outward be bloated from volute spring two ends type face, the oblique facial structure rubber-type after improvement
The face dividing plate that can fit is bloated outward, and the way of contact of roller is formed between dividing plate, can prevent the rubber of original structure from
Give a discount middle part（" fold " is deformed）Phenomenon.
Brief description of the drawings
Fig. 1 is the volute spring schematic diagram that prior art median septum is straight panel；
Fig. 2 and Fig. 3 be respectively I in Fig. 1 at and II at partial view（Hook-shaped rubber-type face schematic diagram）；
Fig. 4 is that the volute spring that prior art median septum is straight panel bears the schematic diagram after load（Sectional view）；
Fig. 5 is structural representation of the present invention using the volute spring of horn mouth formula dividing plate；
Fig. 6 and Fig. 7 be respectively III in Fig. 5 at and IV at partial view（Ramp type rubber-type face schematic diagram）；
Fig. 8 is that the present invention bears the schematic diagram after load using the volute spring of horn mouth formula dividing plate（Sectional view）；
In figure：1st, straight-plate-type dividing plate one；2nd, straight-plate-type dividing plate two；3rd, straight-plate-type dividing plate three；4th, hook-shaped type face rubber；5th, core
Axle；6th, horn mouth formula dividing plate one；7th, horn mouth formula dividing plate two；8th, horn mouth formula dividing plate three；9th, ramp type type face rubber；10th, it is outer
Set.
Embodiment
Fig. 5 to Fig. 8 is refer to, mandrel 5, horn mouth formula dividing plate are included using the volute spring of horn mouth formula dividing plate（Thereon
Portion opening portion is bell mouth shape, and horn mouth formula dividing plate includes horn mouth formula dividing plate 1, horn mouth formula dividing plate 27 and horn mouth
Formula dividing plate 38）, ramp type type face rubber 9（Its type face is inclined-plane）, overcoat 10.Using the volute spring master of horn mouth formula dividing plate
If by overcoat, mandrel and three layers of horn mouth formula dividing plate and rubber by adhesive it is high temperature vulcanized together with and formed.Dividing plate position
Between overcoat and mandrel, if dividing plate is provided with dried layer（Preferably three layers）, between adjacent two dividing plates, between dividing plate and overcoat with
And rubber is equipped between dividing plate and mandrel.The shape of overcoat and mandrel matches with horn mouth formula dividing plate, mandrel and rubber phase
The lateral surface of contact portion be shaped as it is horn-like, overcoat be in contact with rubber part medial surface shape it is also substantially horn-like.
The rubber-type face of volute spring after shaping is ramp type type face（Rubber-type face is inclined-plane）.Ramp type rubber-type face includes upper oblique
Face formula rubber-type face and lower inclined plane formula rubber-type face, respectively as Fig. 5 into Fig. 7 III and IV shown in.
The knot combined using the volute spring of horn mouth formula dividing plate using horn mouth formula structure+ramp type rubber moulding surface structure
Structure, is designed with the dividing plate of horn mouth formula structure according to rigidity requirement between overcoat and mandrel, adhesive and height are passed through with rubber
Temperature is sulfided, and forms composition metal rubber spring.Metalwork（Including overcoat, mandrel and horn mouth formula dividing plate）It is loudspeaker
Mouthful formula structure, its central dividing plate can design as needed one layer, two layers or multilayer.
A kind of oscillation damping method, vibration damping is carried out using above-mentioned volute spring, is tied by horn mouth formula structure and ramp type type face
The combination of structure improves the Stress distribution situation inside rubber, improves the fatigue life of volute spring.The core of volute spring
Axle, overcoat and dividing plate are using the horn mouth formula structure cooperated, when volute spring is bearing vertical load or while held
During by vertical load+horizontal load, rubber is in shearing and compression is combined state, supports vertical load, while the level of offer
Rigidity.Rubber after being squeezed is in contact with roll mode with metalwork, increases the Stress Release area of rubber, and eliminating should
Power centrostigma, so as to improve the fatigue life of volute spring；Metalwork includes mandrel, overcoat and dividing plate.
As shown in figure 8, the present invention can be reduced effectively by the combination of horn mouth formula diaphragm structure and ramp type moulding surface structure
The ess-strain born inside volute spring rubber, so as to improve the fatigue life of volute spring.First, volute spring uses loudspeaker
Mouth formula dividing plate, can improve product fatigue behaviour, and volute spring is when by vertical load, and rubber part bears to compress and shears load
Structure is primarily subjected to compressive load at lotus, the horn mouth of dividing plate, meets on the premise of using rigidity and creep properties, can be significantly
The stress and strain that degree reduction rubber part is born, so as to effectively improve the fatigue life of volute spring.Second, volute spring is adopted
With ramp type rubber-type face, the fatigue behaviour of volute spring can be improved, the rubber after being squeezed can along the both sides of dividing plate with
Roll mode is in contact with dividing plate, prevents that the generation of discounting phenomenon often occurs in rubber-type face in traditional cone spring, increases
The Stress Release area of rubber, effectively eliminates stress concentration point, the possibility of fatigue crack appearance is reduced, so as to improve
The fatigue life of volute spring.3rd, can be according to the need of product rigidity property using the volute spring of bell-mouth structure of air dividing plate
Ask to be designed, vertical and lateral stiffness matching is realized by changing horn mouth radius size.Loudspeaker port radius are got over
Small, vertical stiffness is bigger, and horizontal rigidity is smaller；Loudspeaker port radius are bigger, and vertical stiffness is smaller, and horizontal rigidity is bigger.
Prior art is further analyzed with the present invention below.
Using tapered straight panel structure more than the dividing plate of volute spring of the prior art, using hook-shaped rubber-type face more in type the face,
As shown in Figure 1, Figure 2, Figure 3 shows, prior art median septum includes straight-plate-type dividing plate 1, straight panel for the dividing plate of the volute spring of straight panel
Formula dividing plate 22, straight-plate-type dividing plate 33, its rubber are hook-shaped type face rubber 4.Hook-shaped rubber-type face includes upper hook-shaped rubber-type face
Face and under hook-shaped rubber-type face, respectively as Fig. 1 into Fig. 3 I and II shown in.The cone being combined with a kind of column type and circular cone type
Shape spring is Typical Representative example, and the structure of its dividing plate is the structure that column type and circular cone type are combined（Non- circular arc is excessive）, wherein
Spacer sleeve can design one or more layers as needed；Type face uses hook type structure.The cone that a kind of column type and circular cone type are combined
Shape spring, the cylindrical segment length and conical section cone angle of metalwork need design according to product rigidity property.Cylinder is long
Degree is longer, and vertical stiffness is smaller, and horizontal rigidity is bigger；Conical section cone angle is bigger, and vertical stiffness is bigger, and horizontal rigidity is smaller.
It is not enough：Using hook-shaped rubber-type face, under vertical loading conditions, seriously " fold " phenomenon occurs in rubber-type face middle part,
And based on the vertical load of product undertaken by shearing by rubber, in the presence of fatigue load is repeated, rubber will be at fold
Crackle is generated, and is gradually extended, the failure of product is ultimately caused.
Technical problem present in prior art mainly has：It is main after first, rubber stands under load to produce detrusion：It is existing
Volute spring ironware all uses the angle that can be by changing the conical surface the characteristics of tapered straight panel structure, this structural shape to come clever
The vertical and lateral stiffness matching of regulation volute spring living.But have the drawback that rubber structure is primarily subjected to cut in stand under load
Shear deformation, causes rubber stand under load uneven, there is a situation where tension, and the characteristic of rubber is resistance to compression but non-tension, therefore advancing side
Easily occur coming unglued and crackle, shorten the fatigue life of product, influence the use of product.Easily produced after 2nd, rubber stands under load
" fold " is deformed：Because the type face of existing tapered spring-rubber uses hook type structure, product is under vertical load, the rubber of top and the bottom
Easily there is " fold " deformation in glue-type face（As shown in Figure 4）, stress concentration is formed, by rubber repeated deformation after the load changed
During easily produce frictional heat at fold, finally because rubber fatigue failure causes rubber to ftracture.
Compared with prior art, the present invention is solved present in above-described prior art by above-mentioned technical proposal
Technical problem.It is each to rigidity meeting volute spring by the way of horn mouth formula dividing plate and ramp type rubber-type face are combined
On the premise of Performance Match, the mode of texturing for bearing rubber-type face after load is optimized, answering inside rubber is effectively improved
Stress-strain distribution situation, improves the fatigue life of volute spring.Original hook-shaped rubber is instead of with " ramp type rubber moulding surface structure "
Glue moulding surface structure, the dividing plate that can fit of the oblique facial structure rubber-type face after improvement is bloated outward, and roller is formed between dividing plate
The way of contact, so as to prevent the phenomenon appearance that rubber gives a discount from middle part.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent, improvement etc., be all contained within protection scope of the present invention.
Claims (9)
1. a kind of volute spring of use horn mouth formula dividing plate, including sulfided by adhesive overcoat, mandrel, dividing plate
And rubber, dividing plate is positioned between overcoat and mandrel, and dividing plate is provided with more than one layer, it is characterized in that, the dividing plate uses horn mouth formula
Structure, dividing plate is horn mouth formula dividing plate.
2. the volute spring of use horn mouth formula dividing plate according to claim 1, it is characterized in that, the rubber includes rubber
Type face, rubber-type face uses oblique facial structure, and rubber-type face is ramp type rubber-type face, and the rubber is ramp type type face rubber
Glue.
3. the volute spring of use horn mouth formula dividing plate according to claim 2, it is characterized in that, ramp type type face includes
Lower inclined plane formula rubber-type face positioned at the ramp formula rubber-type face of rubber top surface and positioned at rubber bottom surface.
4. the volute spring of use horn mouth formula dividing plate according to claim 1, it is characterized in that, horn mouth formula dividing plate top
It is open as bell mouth shape, the vertical stiffness and horizontal rigidity of opening radius size and volute spring match.
5. the volute spring of use horn mouth formula dividing plate according to claim 1, it is characterized in that, the dividing plate is provided with three
Layer, includes horn mouth formula dividing plate one, horn mouth formula dividing plate two and horn mouth formula dividing plate three successively from the inside to the outside.
6. the volute spring of use horn mouth formula dividing plate according to claim 1, it is characterized in that, the overcoat and mandrel
Using horn mouth formula structure, overcoat and the shape and structure of mandrel are engaged with the shape and structure of dividing plate.
7. a kind of oscillation damping method, vibration damping is carried out using volute spring, it is characterized in that, the dividing plate of volute spring uses horn mouth formula
Structure, the rubber-type face of volute spring uses ramp type moulding surface structure, passes through horn mouth formula structure and ramp type moulding surface structure
Combine to improve the Stress distribution situation inside rubber, improve the fatigue life of volute spring.
8. oscillation damping method according to claim 7, it is characterized in that, the volute spring is the use described in claim 1
The volute spring of horn mouth formula dividing plate；Mandrel, overcoat and the dividing plate of volute spring use the horn mouth formula structure cooperated,
When volute spring is bearing vertical load or while when bearing vertical load+horizontal load, rubber, which is in, to be sheared and compression phase
Bonding state, supports vertical load, while providing horizontal rigidity；
Volute spring uses ramp type rubber moulding surface structure, and the rubber after being squeezed is in contact with roll mode with metalwork, increases
The big Stress Release area of rubber, eliminates stress concentration point, prevents rubber from middle part discounting phenomenon, improve
The fatigue life of volute spring；The metalwork includes mandrel, overcoat and dividing plate.
9. oscillation damping method according to claim 7, it is characterized in that, realize cone by changing dividing plate horn mouth radius size
The matching of the vertical stiffness and lateral stiffness of shape spring：Loudspeaker port radius are smaller, and vertical stiffness is bigger, and horizontal rigidity is smaller；Loudspeaker
Port radius are bigger, and vertical stiffness is smaller, and horizontal rigidity is bigger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710311891.6A CN106949181A (en) | 2017-05-05 | 2017-05-05 | A kind of volute spring and oscillation damping method of use horn mouth formula dividing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710311891.6A CN106949181A (en) | 2017-05-05 | 2017-05-05 | A kind of volute spring and oscillation damping method of use horn mouth formula dividing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949181A true CN106949181A (en) | 2017-07-14 |
Family
ID=59478149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710311891.6A Pending CN106949181A (en) | 2017-05-05 | 2017-05-05 | A kind of volute spring and oscillation damping method of use horn mouth formula dividing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949181A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285173A (en) * | 2019-07-11 | 2019-09-27 | 株洲时代新材料科技股份有限公司 | A kind of method and structure of volute spring stiffness tuning |
| CN111452822A (en) * | 2020-04-16 | 2020-07-28 | 中车长江车辆有限公司 | Buffer device, car coupler and railway wagon |
| CN114670885A (en) * | 2022-04-28 | 2022-06-28 | 中车长江运输设备集团有限公司 | Elastic side bearing for railway wagon bogie, swing bolster assembly with elastic side bearing and bogie with elastic side bearing |
| EP4108952A1 (en) * | 2021-06-22 | 2022-12-28 | Nitta Chemical Industrial Products Co., Ltd | Axle spring with laminated structure |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003040107A (en) * | 2001-07-30 | 2003-02-13 | Toyo Tire & Rubber Co Ltd | Axle spring device for rolling stock |
| CN2886201Y (en) * | 2006-01-19 | 2007-04-04 | 株洲时代新材料科技股份有限公司 | Laminated rubber metal spring |
| CN101068704A (en) * | 2004-10-25 | 2007-11-07 | 古米金属技术有限公司 | Primary spring arrangement, in particular for wagon bogies of rail vehicles |
| CN102829114A (en) * | 2012-08-28 | 2012-12-19 | 中国航空工业集团公司北京航空材料研究院 | Auxiliary rubber spring for automobile suspension |
| CN203743278U (en) * | 2014-03-24 | 2014-07-30 | 株洲时代新材料科技股份有限公司 | Conical spring of cylindrical and conical structure |
| CN104675895A (en) * | 2015-03-17 | 2015-06-03 | 株洲时代新材料科技股份有限公司 | Upper end surface of tapered spring rubber body, and method and product for preventing folds and cracks |
| CN104913001A (en) * | 2014-03-10 | 2015-09-16 | 东洋橡胶工业株式会社 | Shaft spring |
| DE102012007709B4 (en) * | 2012-04-19 | 2015-12-31 | Gmt Gummi-Metall-Technik Gmbh | Rubber-metal conical bearing with stepped axial spring characteristic |
| WO2016131688A1 (en) * | 2015-02-17 | 2016-08-25 | Siemens Ag Österreich | Primary spring for a rail vehicle |
-
2017
- 2017-05-05 CN CN201710311891.6A patent/CN106949181A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003040107A (en) * | 2001-07-30 | 2003-02-13 | Toyo Tire & Rubber Co Ltd | Axle spring device for rolling stock |
| CN101068704A (en) * | 2004-10-25 | 2007-11-07 | 古米金属技术有限公司 | Primary spring arrangement, in particular for wagon bogies of rail vehicles |
| CN2886201Y (en) * | 2006-01-19 | 2007-04-04 | 株洲时代新材料科技股份有限公司 | Laminated rubber metal spring |
| DE102012007709B4 (en) * | 2012-04-19 | 2015-12-31 | Gmt Gummi-Metall-Technik Gmbh | Rubber-metal conical bearing with stepped axial spring characteristic |
| CN102829114A (en) * | 2012-08-28 | 2012-12-19 | 中国航空工业集团公司北京航空材料研究院 | Auxiliary rubber spring for automobile suspension |
| CN104913001A (en) * | 2014-03-10 | 2015-09-16 | 东洋橡胶工业株式会社 | Shaft spring |
| CN203743278U (en) * | 2014-03-24 | 2014-07-30 | 株洲时代新材料科技股份有限公司 | Conical spring of cylindrical and conical structure |
| WO2016131688A1 (en) * | 2015-02-17 | 2016-08-25 | Siemens Ag Österreich | Primary spring for a rail vehicle |
| CN104675895A (en) * | 2015-03-17 | 2015-06-03 | 株洲时代新材料科技股份有限公司 | Upper end surface of tapered spring rubber body, and method and product for preventing folds and cracks |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285173A (en) * | 2019-07-11 | 2019-09-27 | 株洲时代新材料科技股份有限公司 | A kind of method and structure of volute spring stiffness tuning |
| CN111452822A (en) * | 2020-04-16 | 2020-07-28 | 中车长江车辆有限公司 | Buffer device, car coupler and railway wagon |
| EP4108952A1 (en) * | 2021-06-22 | 2022-12-28 | Nitta Chemical Industrial Products Co., Ltd | Axle spring with laminated structure |
| CN114670885A (en) * | 2022-04-28 | 2022-06-28 | 中车长江运输设备集团有限公司 | Elastic side bearing for railway wagon bogie, swing bolster assembly with elastic side bearing and bogie with elastic side bearing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106949181A (en) | A kind of volute spring and oscillation damping method of use horn mouth formula dividing plate | |
| CN201186655Y (en) | Suspension structure | |
| CN106032831B (en) | A kind of volute spring variation rigidity and the method and product for preventing fold and cracking | |
| CN202294131U (en) | Leaf spring suspension device | |
| US11479274B2 (en) | Method for improving fatigue resistance performance of locomotive rubber-metal pad and locomotive rubber-metal pad | |
| CN110285173A (en) | A kind of method and structure of volute spring stiffness tuning | |
| US20210316769A1 (en) | Method for improving fatigue resistance performance of locomotive rubber-metal pad with variable diameter and locomotive rubber-metal pad | |
| CN201304875Y (en) | Rubber bushing | |
| CN104675896A (en) | Lower end surface of tapered spring rubber body, and method and product for preventing folds and cracks | |
| WO2019237898A1 (en) | Method for improving anti-fatigue performance by changing thicknesses for locomotive rubber-metal pad and locomotive rubber-metal pad | |
| CN206106852U (en) | Swing arm bush and swing arm liner assembly | |
| CN105526291B (en) | A kind of compounded rubber backstop and its assemble method | |
| CN110360257B (en) | End part composition rubber joint and rigidity adjusting method | |
| CN206749892U (en) | Vehicle body rear part structure | |
| CN107364463A (en) | The rubber method for designing profile and drawing pull bar node of drawing pull bar node | |
| CN203743278U (en) | Conical spring of cylindrical and conical structure | |
| CN203144849U (en) | Vibration reduction base plate of V-shaped air spring structure | |
| CN104675895B (en) | Volute spring rubber bodies upper surface and the method and product for preventing fold and cracking | |
| CN106122330A (en) | Regulation one is method of rubber spring rigidity and radial precompressed amount and products thereof | |
| CN104864009B (en) | The method and product of a kind of volute spring significantly variation rigidity | |
| CN206264732U (en) | A kind of lower control arm bushing and automobile | |
| CN206416796U (en) | A kind of lower transverse spring formula independent rear suspension structure | |
| CN205739956U (en) | A kind of novel elevator damping underbeam | |
| CN212098312U (en) | Automobile suspension bush | |
| CN101769354B (en) | Power assembly suspension device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for 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: 20170714 |