CN108909752A - Anti-side rolling torsion bar for railway vehicle support component, installation method and product - Google Patents
Anti-side rolling torsion bar for railway vehicle support component, installation method and product Download PDFInfo
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- CN108909752A CN108909752A CN201810809398.1A CN201810809398A CN108909752A CN 108909752 A CN108909752 A CN 108909752A CN 201810809398 A CN201810809398 A CN 201810809398A CN 108909752 A CN108909752 A CN 108909752A
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- torsion bar
- side rolling
- support base
- neck bush
- railway vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/38—Arrangements or devices for adjusting or allowing self- adjustment of wheel axles or bogies when rounding curves, e.g. sliding axles, swinging axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
Anti-side rolling torsion bar for railway vehicle support component, including the support base pedestal and rubber arthrosis for being interference fitted the torsion bar neck bush covered in torsion bar shaft, torsion bar neck bush periphery being arranged in and is connect with bogie frame, it is characterized in that the rubber arthrosis is fitted between torsion bar neck bush and support base pedestal, the inner end of rubber arthrosis and torsion bar neck bush against, it is axially spaced with support base pedestal, fine tuning gap is formed, the axial width for finely tuning gap is equal to or more than the maximum value for the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame.The operation that the present invention offsets cumulative limit is simpler, and the mating surface stress of torsion bar neck bush and torsion bar shaft can be effectively reduced, it avoids the mating surface of torsion bar neck bush and torsion bar shaft excessive because overstocking due to deforms, improve the installation reliability of anti-side rolling torsion rod, prolong its service life.The present invention also provides a kind of Anti-side rolling torsion bar for railway vehicle installation method and Anti-side rolling torsion bar for railway vehicle.
Description
Technical field
The present invention relates to a kind of Anti-side rolling torsion bar for railway vehicle support component, for anti-side rolling torsion rod and bogie frame
Connection, the invention further relates to a kind of Anti-side rolling torsion bar for railway vehicle installation method and Anti-side rolling torsion bar for railway vehicle.
Background technique
Anti-rolling torsion bar for railway vehicle mainly comprises the following steps：Torsion bar shaft, support base composition, is hung down at torsion arm
It is formed to connecting rod.The installation site of anti-side rolling torsion rod and car body bogie frame mainly leans on support base composition to guarantee.Therefore
It needs to meet following several points between torsion bar shaft and support base：
（1）Torsion bar shaft can be met certain rotational angle in support base；
（2）In order to offset the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame, needs to finely tune support holder assembly and turn
To the installation site of frame.
Existing support holder assembly, as shown in Figure 1, rubber arthrosis is sleeved on torsion bar neck bush 1 in support base, torsion bar shaft
Bushing 1 is sleeved on torsion bar shaft A, the counteracting of above-mentioned cumulative limit, is torsion bar shaft neck bush 1 and torsion bar by macromolecule material
It is squeezed and deformed to realize between axis A.And the ductility of the torsion bar shaft neck bush of macromolecule material is general, eliminates needed for tolerance
The external force wanted is larger.When 1 outer end of torsion bar shaft neck bush apply axial force to eliminate cumulative limit when, torsion bar shaft neck bush with
It will appear at the mating surface of torsion bar shaft overstocked, it is assumed that the axial rigidity of rubber arthrosis is Kr in support base at this time, in support base
It is s that the distance that structure moves inward, which needs to offset accumulated tolerance, then the mating surface of torsion bar shaft neck bush and torsion bar shaft is produced
Raw pressure is P=Kr*s.Excessive pressure can destroy the mating surface of torsion bar neck bush and torsion bar, and mating surface is caused to deform, and reduce
The locating effect and service life of rubber arthrosis in support base influence the installation reliability of the anti-rolling torsion bar in side.
The existing patent document of correlation retrieved：
1,104802819 A of CN, novel anti-rolling torsion bar system, including torsion bar and ball hinged supporting, it is characterised in that ball hinged supporting
Inner face is equipped with friction sleeve by interference connection, and friction sleeve is set on torsion bar by clearance fit, has limitation friction on torsion bar
The limit stops of horizontal looseness are covered, friction sleeve is stretched out from ball hinged supporting and the length of friction sleeve stretching ball hinged supporting end face is greater than
Novel anti-rolling torsion bar system is mounted on the accumulated tolerance between car body and framework, and the interference power between friction sleeve and ball hinged supporting is big
The horizontal looseness power of ball hinged supporting when vehicle operation.
2,204567681 U of CN, anti-side rolling torsion rod and ball hinged support sub-assembly on rail vehicle, including anti-side
Rolling torsion bar and ball hinged support, ball hinged support are sleeved in the torsion bar shaft of anti-side rolling torsion rod, and ball hinged support includes support base and metal
Rubber bushing, support base are set on metal-rubber flexural pivot by interference fit, it is characterised in that the metal-rubber flexural pivot
Interior to be equipped with wearing layer, the portion faces that the side rolling torsion rod is used to be set with ball hinged support have wear-resisting lubricant coating, described
Wearing layer and wear-resisting lubricant coating partner sliding friction pair.
Summary of the invention
Anti-side rolling torsion bar for railway vehicle support component provided by the invention has axial deformation freedom degree using rubber arthrosis
Characteristic, to offset the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame, the operation for offsetting cumulative limit is simpler,
And the mating surface stress of torsion bar neck bush and torsion bar shaft can be effectively reduced, avoid the mating surface of torsion bar neck bush and torsion bar shaft because
It overstocks excessive and deforms, improve the installation reliability of anti-side rolling torsion rod, prolong its service life.The present invention also provides a kind of tracks
Vehicle anti-side rolling torsion rod installation method and Anti-side rolling torsion bar for railway vehicle.
In order to achieve the above objectives, the technical scheme is that：
Anti-side rolling torsion bar for railway vehicle support component, including being interference fitted the torsion bar neck bush covered in torsion bar shaft, setting is being turned round
Bar neck bush periphery and the support base pedestal and rubber arthrosis being connect with bogie frame, it is characterised in that the rubber arthrosis
It is fitted between torsion bar neck bush and support base pedestal, the inner end of rubber arthrosis and torsion bar neck bush are against with support base pedestal
It is axially spaced, fine tuning gap is formed, the axial width for finely tuning gap is equal to or more than anti-side rolling torsion rod and is installed to steering structure
The maximum value of accumulated tolerance on frame.
Preferably, the rubber arthrosis includes lower metal bushing, the upper layer gold that lower metal bushing periphery is arranged in
Belong to bushing and vulcanization be bonded in rubber layer between lower metal bushing and upper layer metal lining, the lower metal bushing with
Torsion bar neck bush interference fit, and inner face and torsion bar neck bush are against upper layer metal lining and the interference of support base base vivo wall
Cooperation, fine tuning gap are located between upper layer metal lining inner face and support base pedestal.
Preferably, the upper layer metal lining is less than the axial length in lower metal bushing edge along axial length,
And the outer end face of upper layer metal lining and lower metal bushing flushes, the inner face of upper layer metal lining is located at lower metal bushing
The outside of inner face, it is axially spaced with support base pedestal.
Preferably, the thickness of the lower metal bushing is greater than the thickness of upper layer metal lining, support base base vivo wall
The upper limited block with radially convex, fine tuning gap are located between limited block and upper layer metal lining inner face, limit
The thickness of block radially is equal to or more than the thickness of upper layer metal lining.
Preferably, the inner end of the torsion bar neck bush has the convex block one of radially evagination, and one two sides of convex block are supported respectively
By bar axis and lower metal bushing inner face, limited block and one radially aligned of convex block, limited block and convex block one are radially
Spacing be less than the thickness of rubber layer, and limited block and convex block one are equal along the width of axial direction.
Preferably, the convex block two axially aligned with convex block one, lower metal are provided in the outer end of the torsion bar neck bush
Bushing outer end face and convex block two against.
Preferably, the outer end edges of the support base base vivo wall are Chamfer Edge.
Anti-side rolling torsion bar for railway vehicle installation method, feature is in using above-described Anti-side rolling torsion bar for railway vehicle
Anti-side rolling torsion bar for railway vehicle is installed on bogie frame by support component, and steps are as follows：
One, the maximum value for the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame is calculated；
Two, rubber arthrosis is fitted in support base pedestal, the inner end of rubber arthrosis and support base pedestal is axially spaced, and
It is equal to or more than the maximum value that anti-side rolling torsion rod is installed to the accumulated tolerance on bogie frame separated by a distance, is formed between fine tuning
Gap；
Three, torsion bar neck bush is sleeved in torsion bar shaft；
Four, rubber arthrosis and support base pedestal are sleeved on torsion bar neck bush, inner end and the torsion bar neck bush of rubber arthrosis support
It leans on；
Five, support base pedestal is connect with bogie frame；
Six, using to rubber arthrosis is pushed away, making the axial width for finely tuning gap be decreased to zero in external force, the inner end of rubber arthrosis and branch
Support seat pedestal against；
Preferably, the step six is specially to push upper layer metal lining using axial force, makes upper layer metal lining and limit
Position block against.
Anti-rolling torsion bar for railway vehicle, the support component including torsion bar shaft and in torsion bar shaft, it is characterised in that institute
The support component stated is above-described Anti-side rolling torsion bar for railway vehicle support component.
The beneficial effects of the invention are as follows：
1, Anti-side rolling torsion bar for railway vehicle support component of the invention is formed between rubber arthrosis and support base pedestal along axial direction
Fine tuning gap, using rubber arthrosis have axial deformation freedom degree characteristic, anti-side rolling torsion rod is being installed to steering structure
After on frame, so that rubber arthrosis is generated axial deformation campaign by external force, fine tuning gap is filled up, to offset anti-side rolling torsion rod peace
The accumulated tolerance being attached on bogie frame, the ductility of rubber is good in rubber arthrosis, and elastic deformability is strong, compared to existing
Disappeared by the overstocked of torsion bar shaft neck bush of macromolecule material to cumulative limit in technology, the operation for offsetting cumulative limit is simpler
Easily, required external force is smaller, it is easier to achieve the purpose that offset cumulative limit.
2 and due to having reserved the fine tuning gap for offsetting cumulative limit between rubber arthrosis and support base pedestal,
As rubber arthrosis reserves corresponding deformation space, when rubber arthrosis and support base pedestal against after, i.e., can stop in pushing away rubber
Glue joint, therefore interior push away of rubber arthrosis deforms and will not have an impact to the position location of support base pedestal.
3, since the movement for offsetting cumulative limit occurs between rubber arthrosis and support base pedestal, external force can only be acted on
On rubber arthrosis, can't act on torsion bar neck bush, can effectively reduce the mating surface of torsion bar neck bush and torsion bar shaft by
Power avoids deforming due to the mating surface of torsion bar neck bush and torsion bar shaft is excessive because overstocking, and the position stability of support component is more preferable, from
And the installation reliability of anti-side rolling torsion rod is improved, it prolongs its service life.
4, the axial width for finely tuning gap is equal to or more than anti-side rolling torsion rod and is installed to the accumulated tolerance on bogie frame
Maximum value, it is ensured that rubber arthrosis inner end and support base pedestal against when, i.e. when the width in fine tuning gap is zero, anti-side rolling is turned round
Bar is installed to the accumulated tolerance on bogie frame and is cancelled completely, and supports position location of the seat pedestal relative to torsion bar shaft
There is no changes, can effectively simplify the installation process of support component, to simplify the installation of anti-side rolling torsion rod.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the support holder assembly in the prior art in torsion bar shaft.
Fig. 2 is the structural schematic diagram of Anti-side rolling torsion bar for railway vehicle support component of the invention in torsion bar shaft.
Fig. 3 is the partial enlarged view of Fig. 2.
Specific embodiment
It below will the present invention will be further described by attached drawing 2 ~ 3 and embodiment.
Anti-side rolling torsion bar for railway vehicle support component, including being interference fitted the torsion bar neck bush 1 covered in torsion bar shaft, setting
In 1 periphery of torsion bar neck bush and the support base pedestal 2 and rubber arthrosis 3 that are connect with bogie frame, it is characterised in that described
Rubber arthrosis 3 is fitted between torsion bar neck bush 1 and support base pedestal 2, the inner end of rubber arthrosis 3 and torsion bar neck bush 1 against,
It is axially spaced with support base pedestal 2, fine tuning gap 4 is formed, the axial width in fine tuning gap 4 is equal to or more than anti-side rolling torsion rod
It is installed to the maximum value of the accumulated tolerance on bogie frame.
As shown in Fig. 2, forming fine tuning gap 4 between rubber arthrosis and 3 support base pedestals 2, there is axis using rubber arthrosis
To the characteristic of deformation freedom degree, after anti-side rolling torsion rod is installed on bogie frame, generate rubber arthrosis 3 by external force
Fine tuning gap is filled up in axial deformation campaign, so that the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame is offset, rubber
The ductility of rubber is good in glue joint, and elastic deformability is strong, compared with the prior art in pass through the torsion bar shaft of macromolecule material
The overstocked of neck bush disappears to cumulative limit, and the operation for offsetting cumulative limit is simpler, and required external force is smaller, it is easier to reach to
Disappear the purpose of cumulative limit.
Wherein, the rubber arthrosis 3 includes lower metal bushing 31, the upper layer that 31 periphery of lower metal bushing is arranged in
Metal lining 32 and vulcanization are bonded in the rubber layer 33 between lower metal bushing 31 and upper layer metal lining 32, the lower layer
Metal lining 31 and torsion bar neck bush 1 are interference fitted, and inner face and torsion bar neck bush 1 are against upper layer metal lining 32 and branch
2 inner wall of seat pedestal interference fit is supportted, fine tuning gap 4 is located between 32 inner face of upper layer metal lining and support base pedestal 2.It will branch
After support seat pedestal 2 is installed on bogie frame, along axial external force on upper layer metal lining 32, upper layer metal liner
Set 32 moves inward, and rubber layer 33 deforms, when 32 inner end of upper layer metal lining and support base pedestal 2 are against that is, revocable
External force, external force can only act on upper layer metal lining 32, can't act on torsion bar neck bush 1, can effectively reduce torsion bar
The stress of the mating surface of neck bush 1 and torsion bar shaft A avoids becoming due to the mating surface of torsion bar neck bush 1 and torsion bar shaft A are excessive because overstocking
The position stability of shape, support component is more preferable, to improve the installation reliability of anti-side rolling torsion rod, prolongs its service life.And
And due to having reserved the fine tuning gap 4 for offsetting cumulative limit between upper layer metal lining 32 and support base pedestal 2, as
Rubber arthrosis reserves corresponding deformation space, when rubber arthrosis and support base pedestal against after, i.e., can stop in pushing away rubber pass
Section, therefore interior push away of rubber arthrosis deforms and will not have an impact to the position location of support base pedestal.
Wherein, the upper layer metal lining 32 is less than lower metal bushing 31 along axial length along axial length
Degree, and the outer end face of upper layer metal lining 32 and lower metal bushing 31 flushes, under the inner face of upper layer metal lining 32 is located at
The outside of layer 31 inner face of metal lining, it is axially spaced with support base pedestal 2.When initial installation, upper layer metal liner
The outer end face of the lower metal bushing 31 of set 32 flushes, after upper layer metal lining 32 inwardly moves, upper layer metal lining
32 outer end face can be located at the inside of 31 outer end face of lower metal bushing, can also be by observing 32 outer end face of lower metal bushing
The distance moved inward, to judge upper layer metal lining 32 and support base pedestal 2 whether against the axial width in fine tuning gap 4
Whether zero is had been reduced to, to reduce the stress of support base pedestal 2, support base pedestal 2 is protected not influenced by external force.
Wherein, the thickness of the lower metal bushing 31 is greater than the thickness of upper layer metal lining 32, in support base pedestal 2
There is the limited block 21 of radially convex, fine tuning gap 4 is located at limited block 21 and 32 inner face of upper layer metal lining on wall
Between, the thickness of limited block 21 radially is equal to or more than the thickness of upper layer metal lining 32.As shown in figure 3, limited block
Axial width between 21 and 32 inner face of upper layer metal lining is d, i.e. the axial width in fine tuning gap 4 is d, when upper layer gold
When category 32 inner face of bushing and limited block 21 contact, the axial width in fine tuning gap 4 is decreased to zero, upper layer metal lining 32
Movement is limited, and the cumulative limit of torsion bar shaft and bogie is cancelled completely, and the thickness of limited block 21 radially is set as
Equal to or more than the thickness of upper layer metal lining 32, it is the intensity in order to improve limited block 21, prevents external force is excessive from causing
The phenomenon that power that layer metal lining 32 transmits limited block 21 is excessive, and limited block 21 is caused to deform, improves support group
Structural stability inside part.
Wherein, the inner end of the torsion bar neck bush 1 has the convex block 1 of radially evagination, one 21 two sides of convex block difference
Against 31 inner face of bar axis and lower metal bushing, limited block 21 and one 11 radially aligned of convex block, limited block 21 with it is convex
The spacing h of block 1 radially is less than the thickness of rubber layer 33, and limited block 21 is equal along axial width with convex block 1.
By the rigid contact of limited block 21 and convex block 11, hard backstop is formed, limits the radial deformation of rubber layer 33, protection rubber closes
Section 3 is not damaged during radial deformation.
Wherein, the convex block 2 12 axially aligned with convex block 1, lower layer's gold are provided in the outer end of the torsion bar neck bush 1
Belong to 31 outer end face of bushing and convex block 2 11 against.The axial direction of lower metal bushing 31 is limited by convex block 1 and convex block 2 12
Position, can be further reduced the stress of lower metal bushing 31 Yu torsion bar shaft A mating surface, and lower metal bushing 31 can be improved
The stability of axially position, to improve the stability of support component axially position.
Wherein, the outer end edges of 2 inner wall of support base pedestal are Chamfer Edge.Facilitate rubber arthrosis 3 and support base
Pedestal 2 is equipped with.
The present invention also protects a kind of Anti-side rolling torsion bar for railway vehicle installation method, and feature is in using above-described rail
Anti-side rolling torsion bar for railway vehicle is installed on bogie frame by road vehicle anti-side rolling torsion rod support component, and steps are as follows：
One, the maximum value for the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame is calculated；
Two, rubber arthrosis 3 is fitted in support base pedestal 2, by the inner end of rubber arthrosis 3 and support base pedestal 2 along axial direction every
It opens, and is equal to or more than the maximum value that anti-side rolling torsion rod is installed to the accumulated tolerance on bogie frame separated by a distance, formed micro-
Adjust gap 4；
Three, torsion bar neck bush 1 is sleeved in torsion bar shaft；
Four, rubber arthrosis 3 and support base pedestal 2 are sleeved on torsion bar neck bush 1, the inner end of rubber arthrosis 3 and torsion bar bushing
Set 1 against；
Five, support base pedestal 2 is connect with bogie frame；
Six, using, to rubber arthrosis 3 is pushed away, make in external force finely tune gap 4 axial width be decreased to zero, the inner end of rubber arthrosis 3
With support base pedestal 2 against；
Wherein, the step six be specially using axial force push upper layer metal lining 32, make upper layer metal lining 32 with
Limited block 21 against.
Above-described Anti-side rolling torsion bar for railway vehicle installation method calculates anti-side rolling torsion rod first and is installed to bogie
Then the maximum value of accumulated tolerance on framework assembles rubber arthrosis 3 and support base according to above-mentioned cumulative limit maximum value
Pedestal 2 keeps 3 inner end of rubber arthrosis and support base pedestal 2 axially spaced, fine tuning gap 4 is formed, later again by torsion bar neck bush
In torsion bar shaft, by assembled rubber arthrosis 3 and support base pedestal 2 on torsion bar neck bush 1,3 inner end of rubber arthrosis
With torsion bar neck bush 1 against subsequently support base pedestal 2 is installed on bogie frame, is pushed later using axial force
Upper layer metal lining 32 makes upper layer metal lining 32 and limited block 21 against fine tuning 4 width of gap is decreased to zero, that is, completes
The installation of anti-side rolling torsion rod, due to having reserved the deformation space of rubber arthrosis 3, and the ductility of rubber layer 33 and elasticity become
Sexuality is good, so that the operation for offsetting cumulative limit is simpler, required external force is smaller, it is easier to reach and offset accumulation tolerance
Purpose, external force can only act on rubber arthrosis 3, can't act on torsion bar neck bush 1, can effectively reduce torsion bar neck bush
The stress of the mating surface of 1 and torsion bar shaft A is avoided deforming due to the mating surface of torsion bar neck bush 1 and torsion bar shaft A are excessive because overstocking, be propped up
The position stability of support component is more preferable, to improve the installation reliability of anti-side rolling torsion rod, prolongs its service life.
The present invention also protects a kind of anti-rolling torsion bar for railway vehicle, the support group including torsion bar shaft and in torsion bar shaft
Part, it is characterised in that the support component is above-described Anti-side rolling torsion bar for railway vehicle support component.
The advantage of the invention is that：
1, compared with the prior art in disappeared by the overstocked of the torsion bar shaft neck bush of macromolecule material to cumulative limit, offset accumulation
The operation of tolerance is simpler, and required external force is smaller, it is easier to achieve the purpose that offset cumulative limit.
2, interior push away of rubber arthrosis deforms and will not have an impact to the position location of support base pedestal.
3, the stress that can effectively reduce the mating surface of torsion bar neck bush and torsion bar shaft avoids torsion bar neck bush and torsion bar shaft
It is deformed due to mating surface is excessive because overstocking, the position stability of support component is more preferable, so that the installation for improving anti-side rolling torsion rod is reliable
Property, it prolongs its service life.
4, can guarantee rubber arthrosis inner end and support base pedestal against when, anti-side rolling torsion rod is installed on bogie frame
Accumulated tolerance is cancelled completely, and is supportted seat pedestal and do not changed relative to the position location of torsion bar shaft, can effectively be simplified
The installation process of support component, to simplify the installation of anti-side rolling torsion rod.
5, by the rigid contact of limited block and convex block, hard backstop is formed, limits the radial deformation of rubber layer, protects rubber
Glue joint is not damaged during radial deformation.
6, the intensity for improving limited block, prevents the excessive power mistake for causing upper layer metal lining to transmit limited block of external force
Greatly, the phenomenon that causing limited block to deform, improves the structural stability inside support component.
7, the axial position of lower metal bushing is limited by convex block one and convex block two, can be further reduced lower layer's gold
Belong to the stress of bushing and torsion bar shaft mating surface, and the stability of lower metal bushing axially position can be improved, to improve support
The stability of component axially position.
It is completely described in conjunction with technical solution of the attached drawing to the embodiment of the present invention above, it should be noted that described
Embodiment is only a part of the embodiment of the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Claims (10)
1. Anti-side rolling torsion bar for railway vehicle support component covers the torsion bar neck bush in torsion bar shaft including interference fit（1）, setting
In torsion bar neck bush（1）Periphery and the support base pedestal being connect with bogie frame（2）And rubber arthrosis（3）, it is characterised in that
The rubber arthrosis（3）It is fitted in torsion bar neck bush（1）With support base pedestal（2）Between, rubber arthrosis（3）Inner end and torsion
Bar neck bush（1）Against with support base pedestal（2）It is axially spaced, form fine tuning gap（4）, finely tune gap（4）It is axial wide
Degree is equal to or more than the maximum value that anti-side rolling torsion rod is installed to the accumulated tolerance on bogie frame.
2. Anti-side rolling torsion bar for railway vehicle support component according to claim 1, it is characterised in that the rubber arthrosis
（3）Including lower metal bushing（31）, be arranged in lower metal bushing（31）The upper layer metal lining of periphery（32）It is viscous with vulcanization
Knot is in lower metal bushing（31）With upper layer metal lining（32）Between rubber layer（33）, the lower metal bushing（31）
With torsion bar neck bush（1）Interference fit, and inner face and torsion bar neck bush（1）Against upper layer metal lining（32）With support base
Pedestal（2）Inner wall interference fit, finely tunes gap（4）Positioned at upper layer metal lining（32）Inner face and support base pedestal（2）Between.
3. Anti-side rolling torsion bar for railway vehicle support component according to claim 2, it is characterised in that the upper layer metal
Bushing（32）It is less than lower metal bushing along axial length（31）The axial length in edge, and upper layer metal lining（32）With under
Layer metal lining（31）Outer end face flush, upper layer metal lining（32）Inner face be located at lower metal bushing（31）Inner face
Outside, with support base pedestal（2）It is axially spaced.
4. Anti-side rolling torsion bar for railway vehicle support component according to claim 2, it is characterised in that the lower metal
Bushing（31）Thickness be greater than upper layer metal lining（32）Thickness, support base pedestal（2）With radially convex on inner wall
Limited block（21）, finely tune gap（4）Positioned at limited block（21）With upper layer metal lining（32）Between inner face, limited block
（21）Thickness radially is equal to or more than upper layer metal lining（32）Thickness.
5. Anti-side rolling torsion bar for railway vehicle support component according to claim 4, it is characterised in that the torsion bar bushing
Set（1）Inner end there is the convex block one of radially evagination（11）, convex block one（21）Two sides bear against bar axis and lower metal
Bushing（31）Inner face, limited block（21）With convex block one（11）Radially aligned, limited block（21）With convex block one（11）Along diameter
To spacing be less than rubber layer（33）Thickness, and limited block（21）With convex block one（11）It is equal along axial width.
6. Anti-side rolling torsion bar for railway vehicle support component according to claim 5, it is characterised in that the torsion bar bushing
Set（1）Outer end provided and convex block one（11）The convex block two axially aligned（12）, lower metal bushing（31）Outer end face with it is convex
Block two（11）Against.
7. Anti-side rolling torsion bar for railway vehicle support component according to claim 2, it is characterised in that the support base seat
Body（2）The outer end edges of inner wall are Chamfer Edge.
8. Anti-side rolling torsion bar for railway vehicle installation method, feature is in the railcar described in any item using claim 1 to 7
Anti-side rolling torsion bar for railway vehicle is installed on bogie frame by anti-side rolling torsion rod support component, and steps are as follows：
One, the maximum value for the accumulated tolerance that anti-side rolling torsion rod is installed on bogie frame is calculated；
Two, by rubber arthrosis（3）It is fitted in support base pedestal（2）It is interior, by rubber arthrosis（3）Inner end and support base pedestal（2）
It is axially spaced, and it is equal to or more than the maximum that anti-side rolling torsion rod is installed to the accumulated tolerance on bogie frame separated by a distance
Value forms fine tuning gap（4）；
Three, by torsion bar neck bush（1）It is sleeved in torsion bar shaft；
Four, by rubber arthrosis（3）With support base pedestal（2）It is sleeved on torsion bar neck bush（1）On, rubber arthrosis（3）Inner end with
Torsion bar neck bush（1）Against；
Five, by support base pedestal（2）It is connect with bogie frame；
Six, using in external force to pushing away rubber arthrosis（3）, make to finely tune gap（4）Axial width be decreased to zero, rubber arthrosis（3）
Inner end and support base pedestal（2）Against.
9. Anti-side rolling torsion bar for railway vehicle installation method according to claim 8, it is characterised in that step six tool
Body is to push upper layer metal lining using axial force（32）, make upper layer metal lining（32）With limited block（21）Against.
10. anti-rolling torsion bar for railway vehicle, the support component including torsion bar shaft and in torsion bar shaft, it is characterised in that described
Support component be claim 1 to the described in any item Anti-side rolling torsion bar for railway vehicle support components of claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810809398.1A CN108909752B (en) | 2018-07-23 | 2018-07-23 | Anti-side rolling torsion bar for railway vehicle support component, installation method and product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810809398.1A CN108909752B (en) | 2018-07-23 | 2018-07-23 | Anti-side rolling torsion bar for railway vehicle support component, installation method and product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108909752A true CN108909752A (en) | 2018-11-30 |
| CN108909752B CN108909752B (en) | 2019-10-29 |
Family
ID=64416760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810809398.1A Active CN108909752B (en) | 2018-07-23 | 2018-07-23 | Anti-side rolling torsion bar for railway vehicle support component, installation method and product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108909752B (en) |
Cited By (7)
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| CN109353365A (en) * | 2018-12-13 | 2019-02-19 | 湖南昶力轨道交通设备有限公司 | A kind of antidive torsion bar system |
| CN109515466A (en) * | 2018-12-03 | 2019-03-26 | 株洲时代新材料科技股份有限公司 | Gear-box suspension arrangement and its design method |
| CN109799150A (en) * | 2019-02-19 | 2019-05-24 | 北京建筑大学 | Railway I type spring high-cycle fatigue test method |
| CN110254459A (en) * | 2019-06-20 | 2019-09-20 | 株洲时代新材料科技股份有限公司 | Installation method, the torsion bar component installation structure of torsion bar component |
| CN110450808A (en) * | 2019-08-15 | 2019-11-15 | 株洲时代新材料科技股份有限公司 | A kind of tapered method rubber section traction flexural pivot and prevent rubber-type face from cracking |
| CN110513416A (en) * | 2019-09-24 | 2019-11-29 | 履地科技(天津)有限公司 | A kind of detachable rubber bushing structure and its rigidity-changing method |
| CN110936972A (en) * | 2019-11-19 | 2020-03-31 | 株洲时代新材料科技股份有限公司 | Anti-axial-movement method for anti-side-rolling torsion bar assembly and anti-side-rolling torsion bar assembly |
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| CN109515466A (en) * | 2018-12-03 | 2019-03-26 | 株洲时代新材料科技股份有限公司 | Gear-box suspension arrangement and its design method |
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| CN110254459A (en) * | 2019-06-20 | 2019-09-20 | 株洲时代新材料科技股份有限公司 | Installation method, the torsion bar component installation structure of torsion bar component |
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| CN110513416A (en) * | 2019-09-24 | 2019-11-29 | 履地科技(天津)有限公司 | A kind of detachable rubber bushing structure and its rigidity-changing method |
| CN110936972A (en) * | 2019-11-19 | 2020-03-31 | 株洲时代新材料科技股份有限公司 | Anti-axial-movement method for anti-side-rolling torsion bar assembly and anti-side-rolling torsion bar assembly |
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