CN108674438A - A kind of gauge-changeable bogie gauge changing method of end face drive-type - Google Patents
A kind of gauge-changeable bogie gauge changing method of end face drive-type Download PDFInfo
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- CN108674438A CN108674438A CN201810446903.0A CN201810446903A CN108674438A CN 108674438 A CN108674438 A CN 108674438A CN 201810446903 A CN201810446903 A CN 201810446903A CN 108674438 A CN108674438 A CN 108674438A
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- Prior art keywords
- gauge
- wheel
- face
- driving mechanism
- gauge changing
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Classifications
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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
- B61F7/00—Rail vehicles equipped for use on tracks of different width
-
- 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
- B61F15/00—Axle-boxes
-
- 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
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
- B61F5/30—Axle-boxes mounted for movement under spring control in vehicle or bogie underframes
Abstract
The invention discloses a kind of gauge-changeable bogie gauge changing methods of end face drive-type, the method of the invention is suitable for a kind of gauge-changeable bogie gauge changing device of end face drive-type, step 1 is the positioning centering that the crankcase cover positions centering body, step 2, which is support truck journal box, makes axle unload, step 3 is that the wheel unlocks retaining mechanism, step 4 is to push and pull the end face driving mechanism to make wheel skid to the corresponding position to match with institute gauge changing, step 5 is that the wheel locks retaining mechanism, the end face driving mechanism is connected with axle box, complete gauge changing；The present invention provides a kind of new gauge changing methods, by pushing and pulling the transformation that the end face driving mechanism completes gauge from end face, instead of guided way push wheel to the mode of realization gauge changing, easily there is the problem of clamping stagnation or abrasion unevenness in abrasion, lateral force and the effect of sliding shaft sleeve bending moment for improving gauge-changeable bogie wheel pair.
Description
Technical field
The invention belongs to bogie systems technology fields, are related to gauge changing technology, and in particular to a kind of end face driving
The gauge-changeable bogie gauge changing method of formula.
Background technology
With the mushroom development of Silk Road economy-zone, China and various countries along the line carry out wider, higher level, deeper
The regional cooperation of level is dedicated to building the comprehensive network that interconnects, and wherein railway transportation has become Asia-Europe main road most
One of main land-borne trade channel, but the railway of the different gauge specifications in country variant and area is to the development of international combined transport
Bring many restrictions.
For the railway of different gauges, it is dedicated to studying a kind of gauge-changeable bogie both at home and abroad, is turned by changing gauge changing
The railway of different gauges is adapted to the wheel of frame wheelspan.Currently, steering framing wheel is all by wheel pair to the change of wheelspan
Wheel rim applies a lateral force to realize, which not only causes to take turns the abrasion to wheel rim, but also takes turns to lateral during displacement
Easily there is clamping stagnation or the uneven situation of abrasion in unbalance stress, the effect of sliding shaft sleeve bending moment.Such as application No. is
201710780866.2 patent of invention, the step of positioning centering is lacked in a kind of disclosed gauge changing method, and adopt
With the change rail mode for being guided way push wheel pair, the method exists become rail after locking member be difficult to lock, take turns to wheel wear and
The problem of unbalance stress.
Invention content
To solve the above problems, the present invention proposes a kind of gauge-changeable bogie gauge changing method of end face drive-type, this
Invention the method is suitable for wheel and axle sleeve integral type installation, wheel and axle sleeve axially can be slided integrally, axle and axle sleeve are spent
The gauge-changeable bogie of key connection.
A kind of gauge-changeable bogie gauge changing method of end face drive-type realizes that the transformation of gauge, method include mainly
Following steps：
Step 1：The crankcase cover positioning centering body realizes the located lateral centering of gauge-changeable bogie；
Step 2：Support truck journal box makes axle unload；
Step 3：The wheel unlocks retaining mechanism, and the end face driving mechanism can slide axially along axle；
Step 4：Pushing and pulling the end face driving mechanism makes wheel slide into pair to match with institute gauge changing along axle
Answer position；
Step 5：The wheel locks retaining mechanism, and the end face driving mechanism is connected with axle box, completes gauge changing.
The positioning centering of gauge-changeable bogie is by crankcase cover positioning centering body and mating ground in step 1
Centering rail cooperation in gauge changing auxiliary device is completed.
The centering rail is installed in the mounting bracket on railway roadbed, is located at the both sides of gauge-changeable bogie.
The unloading of axle is completed by the back-up roller wheel group in mating ground gauge changing auxiliary device in step 2, described
Back-up roller wheel group be made of the roller built in bearing.
Wheel described in step 3 is installed on the end face of axle box retaining mechanism, and unlock rail is by pushing or pulling on wheel to locking machine
The unlock guiding axis of structure makes wheel release between the key and the locking arm of end face driving mechanism of retaining mechanism to engage, to complete
Unlock；The unlock rail is installed in the mounting bracket of axle box side, is located at railway roadbed both sides.
The sliding of wheel is caused by being slid axially along axle by the end face driving mechanism in step 4.
Thrust or pulling force suffered by end face driving mechanism described in step 4 are by mating ground gauge changing auxiliary device
Gauge changing driving rail provide, gauge changing driving rail to the end face actuating arm of end face driving mechanism apply thrust realize it is wide
To the transformation of narrow gauge, gauge changing drives rail to apply pulling force to the end face actuating arm of end face driving mechanism to realize narrow gauge to broad gauge rail
Transformation.
The gauge changing driving rail is installed in the mounting bracket of axle box side, is located at railway roadbed both sides.
Wheel is in normal lock status to retaining mechanism in step 5, and coupling mechanism force derives from locking spring of the wheel to retaining mechanism,
The locking spring makes wheel be intermeshed the key of retaining mechanism and the locking arm of end face driving mechanism, by end face driving mechanism
Locking opposite with axle box, and then wheel in vehicle travel process is made not change wheelspan.
Beneficial effects of the present invention
The method of the invention is suitable for a kind of gauge-changeable bogie gauge changing device of end face drive-type, and the present invention carries
A kind of gauge-changeable bogie gauge changing method of end face drive-type has been supplied, has been had the following advantages：
(1) a kind of located lateral centering during using crankcase cover positioning centering body completion bogie change rail is proposed
New method, during undertaking steering framing wheel to becoming rail, take turns the lateral load generated due to transverse shifting to position in addition and car body
Lotus, and so that locking member can be locked accurately after becoming rail；
(2) a kind of new gauge changing method is provided, is completed by pushing and pulling the end face driving mechanism from end face
The transformation of gauge, instead of guided way push wheel to the mode of realization gauge changing；
(3) improve gauge-changeable bogie wheel abrasion, lateral force unevenness and the effect of sliding shaft sleeve bending moment easily occur
Situations such as clamping stagnation or uneven abrasion.
Description of the drawings
Fig. 1 is axle part drawing, and Fig. 2 is shaft sleeve parts figure, and Fig. 3 is sliding sleeve part drawing, and Fig. 4 is driving sliding sleeve part drawing,
Fig. 5 is locking arm part drawing, and Fig. 6 is actuating arm part drawing, and Fig. 7 is end face driving mechanism installation diagram；
Fig. 8 is lower part axle box base part figure, and Fig. 9 is axle box installation diagram；
Figure 10 is lock tube figure one, and Figure 11 is lock tube figure two, and Figure 12 is key part drawing, and Figure 13 is guiding axis part drawing, figure
14 is take turns to retaining mechanism part assembly drawing, and Figure 15 is that wheel assembles total figure to retaining mechanism；
For Figure 16 to take turns to retaining mechanism and end face driving mechanism schematic diagram, Figure 17 is wheel to retaining mechanism and end face driving machine
Structure installation diagram；
Figure 18 is positioning centering end cap mounting base part drawing, and Figure 19 is positioning centering end cap part drawing, and Figure 20 is axle box end
Lid positioning centering body installation diagram；
Figure 21 is that a kind of gauge-changeable bogie gauge changing device of end face drive-type assembles total figure.
Figure 22 is ground gauge changing corollary apparatus schematic diagram one of the present invention.
Figure 23 is ground gauge changing corollary apparatus schematic diagram two of the present invention.
It is marked in attached drawing corresponding entitled：
1. axle, 1-1. axle sleeve matching splines, 1-2. axle sleeve wheel one installation place, 2. axle sleeves, 2-1. wheel mounting bases,
2-2. bearing sliding bush one mounting bases, 2-3. axles Pei close Hua Jian Grains, 3. sliding sleeves, and the end faces 3-1. drive-type sliding sleeve installs screw thread
Hole, 4. driving sliding sleeves, 4-1. driving sliding sleeve mounting holes, 4-2. locking arms installation threaded hole, 4-3. actuating arms installation threaded hole, 5.
Locking arm, 5-1. locking slots, 6. actuating arms, 6-1. drive roller group part mounting holes, 7. drive roller group parts, 8. axle boxes, 8-1.
Top axle box cover, the lower parts 8-2. axle box pedestal, 8-2-1. end caps lock limited block, and 8-2-2. end caps lock pilot hole, 8-3.
End cap lock tube installs threaded hole, 9. lock tubes, 9-1. lock tube mounting holes, 9-2. guide holes, 9-3. key slots, 9-4. key lids installation spiral shell
Pit, 10. key lids, 11. keys, 11-1. closing pieces, 12. unlock guiding axis, 12-1. unlocks are oriented to shaft, 12-2. unlock rollings
Wheel seat, 13. trapezoidal hammerlocks, 14. locking springs, 15. unlock roll wheel assemblies, 16. positioning centering end cap mounting bases, 16-1. end caps U
Shape slot, 16-2. position centering end cap mounting base mounting hole, and 16-3. positions centering end cap and installs threaded hole, and 17. positioning are to middle-end
Lid, 17-1. centering idler wheel mounting bases, 17-2. centering idler wheel axis holes, 17-3. position centering end cap installing hole, 18. centering idler wheels
Component, 19. sleepers, 20. standard-gauge rails, 21. back-up roller wheel groups, 22. unlock rails, 23. mounting brackets, 24. gauge changings drive
Dynamic rail, 25. centering rails, 26. broad gage rail.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples, it should be understood that described herein
Specific examples are only used to explain the present invention, is not intended to limit the present invention.
The method of the invention is suitable for wheel and axle sleeve integral type installation, wheel and axle sleeve axially can be slided integrally, vehicle
The gauge-changeable bogie that axis is connect with axle sleeve spline, the implementation of the method for the invention is based on a kind of gauge changing of end face drive-type
Bogie gauge changing device, described device position centering by axle box, end face driving mechanism, wheel to retaining mechanism, crankcase cover
Mechanism is assembled, and the end face driving mechanism is installed on by taper roll bearing component on axle sleeve, is carrying out gauge changing
When, wheel can integrally slide axially with the end face driving mechanism on axle with axle sleeve, achieve the purpose that gauge changing；Below
Embodiment be based on existing gauge-changeable bogie, the structures such as the axle 1, axle sleeve 2 and axle-box locating mode with it is existing
Gauge-changeable bogie it is identical, details are not described herein, and the improvement made of the present invention is only described in detail in following embodiment.
As shown in Fig. 1-2 1, specific embodiment party is described in terms of method of the present invention and relevant device two
Formula.
1 Upper shaft sleeve matching spline 1-1 of axle cooperates with axle on axle sleeve with flower key Grains 2-3 are closed, and is realized by spline
The transmission of power, axle Upper shaft sleeve wheel one installation place 1-2 are used for the installation of axle sleeve 2, and wheel is installed on the wheel on axle sleeve 2
On mounting base 2-1, wheel and axle sleeve 2 can be relative to moving axially together with axle.
A kind of gauge-changeable bogie gauge changing device of end face drive-type, including axle box, end face driving mechanism, wheel are to lock
Tight mechanism, crankcase cover position centering body；The axle box is connected by single stage suspension with bogie frame, and the wheel is to locking
Mechanism is installed on by bolt on axle box end face, and the crankcase cover positioning centering body is installed on wheel to locking machine by bolt
On the end face of structure, the end face driving mechanism is located inside axle box, the end face driving mechanism and respectively with wheel to retaining mechanism,
Crankcase cover positions the corresponding recesses clearance fit of centering body.
The end face driving mechanism includes sliding sleeve 3, driving sliding sleeve 4, locking arm 5, actuating arm 6, drive roller group part 7, institute
It states driving sliding sleeve 4 to be installed on sliding sleeve 3 by bolt, each on the end face of the driving sliding sleeve 4 there are two locking arms to install screw thread
Hole 4-2, actuating arm install threaded hole 4-3, and the locking arm 5 is installed in locking arm installation threaded hole 4-2, the actuating arm 6
It is installed in actuating arm installation threaded hole 4-3；The drive roller group part 7 is installed on the actuating arm 6, the driving idler wheel
Component 7 rolls on mating ground gauge changing driving rail, to realize change of the wheel to wheelspan.
The sliding sleeve 3 is installed on the bearing sliding bush one mounting base 2-2 of the axle sleeve 2 by taper roll bearing component
On, the driving sliding sleeve 4 is installed on by bolt on sliding sleeve 3, and the driving sliding sleeve 4 carries out the taper roll bearing component
Located lateral, the driving sliding sleeve 4 can relative to axle 1, one be slided in an axial direction with sliding sleeve 3, axle sleeve 2, wheel etc..
Two locking arms installation threaded hole 4-2 on the driving sliding sleeve 4 is located at horizontal direction, on the driving sliding sleeve 4
Two actuating arms installation threaded hole 4-3 be located at vertical direction.
The locking arm that the locking arm 5 is installed on driving sliding sleeve 4 by screw thread is installed in threaded hole 4-2, and carries out screw thread
Connection anti-loose processing, it is preferable that using locked spacer or the locking mode of bonding；Locking slot 5-1 is machined on the locking arm 5,
The locking slot 5-1's is preferably shaped to semi-circular groove, the separation of the locking slot 5-1 phase at a distance from gauge changing
Match.
The actuating arm that the actuating arm 6 is installed on driving sliding sleeve 4 by screw thread is installed in threaded hole 4-3, and carries out screw thread
Connection anti-loose processing, it is preferable that using locked spacer or the locking mode of bonding；Vertical driving is machined on the actuating arm 6
Roll wheel assembly mounting hole 6-1, the drive roller group part 7 are installed in the drive roller group part mounting hole 6-1.
The drive roller group part 7 includes roller shaft, bearing and idler wheel, and the drive roller group part 7 is on mating ground
It is rolled on the gauge changing driving rail of face, the sliding sleeve is driven under the thrust or pulling force effect that mating ground gauge changing drives rail
3, sliding sleeve 4, locking arm 5, actuating arm 6 is driven to slide axially along axle, to realize change of the wheel to wheelspan.
The axle box includes top axle box cover 8-1 and lower part axle box pedestal 8-2, passes through single stage suspension and bogie frame phase
Even, the axle box end face is useful for taking turns installs threaded hole 8-3, the end of lower part axle box pedestal to the end cap lock tube that retaining mechanism is installed
Face, which is machined on end cap locking limited block 8-2-1, the end cap locking limited block 8-2-1, opens that there are one end cap lockings to be oriented to
Hole 8-2-2, the end cap locking pilot hole 8-2-2 is for vertical guiding and circumferential limit.
The wheel includes lock tube 9, key lid 10, key 11, unlock guiding axis 12, trapezoidal hammerlock 13, lock to retaining mechanism
Tight spring 14, unlock roll wheel assembly 15；Guide hole 9-2 and key slot 9-3, the shape of the guide hole 9-2 are machined on the lock tube 9
Match respectively with the locking arm 5, actuating arm 6；There is lock tube mounting hole 9-1 on the lock tube 9, will be taken turns to locking by bolt
Mechanism is installed on axle box end face；The key lid 10 is installed on the key lid on the lock tube 9 by bolt and installs threaded hole
In 9-4；The shape and the locking slot 5-1 shapes on the locking arm 5 that closing piece 11-1, the closing piece 11-1 are formed on the key 11
Shape matches, and the closing piece 11-1 is extend into the end cap key slot 9-3；The unlock guiding axis 12 is by unlock guiding axis
Bar 12-1 and unlock roller mount 12-2 are welded, and the unlock is oriented to shaft 12-1 and end cap locking pilot hole 8-2-2
Clearance fit, the wheel is to retaining mechanism for the unlock and locking during gauge changing.
The locking arm 5 of the end face driving mechanism, actuating arm 6 are respectively with the wheel to the gaps guide hole 9-2 of retaining mechanism
Coordinate, guiding roles of the guide hole 9-2 for end face driving mechanism axial movement during displacement, in the guide hole 9-2
It is also equipped with sealing ring and snap ring, the sealing ring and snap ring are for preventing the booties such as external dust, fine particle from entering axle box.
There are two the key 11 is total, described two keys 11 are located at end cap key slot 9-3 and are assembled with key lid 10
At hole in, described two keys 11 can vertical sliding in the hole；Described two keys 11 are respectively fixedly connected in described trapezoidal
The both ends of hammerlock 13,13 lower end of trapezoidal hammerlock are connected with unlock guiding axis 12.
The closing piece 11-1's is preferably shaped to semicircle.
The unlock is oriented to the shape of shaft 12-1 and the shape of end cap locking pilot hole 8-2-2 matches, described
Unlock is oriented to shaft 12-1 and vertical can only be slided in end cap locking pilot hole 8-2-2.
The crankcase cover positioning centering body includes positioning centering end cap mounting base 16, positioning centering end cap 17, centering
Roll wheel assembly 18, the crankcase cover positions system on centering body, and there are four end cap U-lag 16-1, the positioning centering end cap peaces
Dress seat 16 is bolted the lock tube 9 of retaining mechanism with the wheel by positioning centering end cap mounting base mounting hole 16-2, described
The positioning centering end cap installation threaded hole 16-3 with 17 installation of positioning centering end cap is useful in positioning centering end cap mounting base 16,
The centering roll wheel assembly 18 is installed on the positioning centering end cap 17, and the centering roll wheel assembly 18 is on mating ground
It is rolled on gauge changing driving rail, the crankcase cover positioning centering body is for the positioning centering during gauge changing.
The end cap U-lag 16-1 of the positioning centering end cap mounting base 16 respectively with locking arm 5,6 clearance fit of actuating arm,
The locking arm 5, actuating arm 6 slide axially in end cap U-lag 16-1 along axle.
It is formed on centering idler wheel mounting base 17-1, the centering idler wheel mounting base 17-1 and makes on the positioning centering end cap 17
There are vertical centering idler wheel axis hole 17-2, the positioning centering end cap 17 to be installed on institute by positioning centering end cap installing hole 17-3
It states in positioning centering end cap mounting base 16.
The centering roll wheel assembly 18 includes roller shaft, bearing and idler wheel, and the centering roll wheel assembly 18 is mating
It is rolled on ground centering rail, ensures the positioning centering of axle and gauge-changeable bogie during gauge changing.
A kind of gauge-changeable bogie gauge changing method of end face drive-type realizes that the transformation of gauge, method include mainly
Following steps：
Step 1：The crankcase cover positioning centering body realizes the located lateral centering of gauge-changeable bogie；
Step 2：Support truck journal box makes axle unload；
Step 3：The wheel unlocks retaining mechanism, and the end face driving mechanism can slide axially along axle；
Step 4：Pushing and pulling the end face driving mechanism makes wheel slide into pair to match with institute gauge changing along axle
Answer position；
Step 5：The wheel locks retaining mechanism, and the end face driving mechanism is connected with axle box, completes gauge changing.
The positioning centering of gauge-changeable bogie is by crankcase cover positioning centering body and mating ground in step 1
Centering rail cooperation in gauge changing auxiliary device is completed.
The centering rail is installed in the mounting bracket on railway roadbed, is located at the both sides of gauge-changeable bogie.
The unloading of axle is completed by the back-up roller wheel group in mating ground gauge changing auxiliary device in step 2, described
Back-up roller wheel group be made of the roller built in bearing.
Wheel described in step 3 is installed on the end face of axle box retaining mechanism, and unlock rail is by pushing or pulling on wheel to locking machine
The unlock guiding axis of structure makes wheel release between the key and the locking arm of end face driving mechanism of retaining mechanism to engage, to complete
Unlock；The unlock rail is installed in the mounting bracket of axle box side, is located at railway roadbed both sides.
The sliding of wheel is caused by being slid axially along axle by the end face driving mechanism in step 4.
Thrust or pulling force suffered by end face driving mechanism described in step 4 are by mating ground gauge changing auxiliary device
Gauge changing driving rail provide, gauge changing driving rail to the actuating arm of end face driving mechanism apply thrust realize broad gauge to
The transformation of narrow gauge, gauge changing drive rail to apply pulling force to the actuating arm of end face driving mechanism and realize transformation of the narrow gauge to broad gauge.
The gauge changing driving rail is installed in the mounting bracket of axle box side, is located at railway roadbed both sides.
Wheel is in normal lock status to retaining mechanism in step 5, and coupling mechanism force derives from locking spring of the wheel to retaining mechanism,
The locking spring makes wheel be intermeshed the key of retaining mechanism and the locking arm of end face driving mechanism, by end face driving mechanism
Locking opposite with axle box, and then wheel in vehicle travel process is made not change wheelspan.
Now for the conversion process by gauge-changeable bogie between standard gauge 1435mm and broad gage 1520mm, in detail
Illustrate the transform method of gauge.
Step 1：Gauge-changeable bogie enters mating ground gauge changing auxiliary device region, the crankcase cover positioning
Centering roll wheel assembly 18 in centering body contacts centering rail 25 and rolls on, and realizes the positioning pair of gauge-changeable bogie
In；
Step 2：The supporting boot of gauge-changeable bogie lower part proceeds in back-up roller wheel group 21, and back-up roller wheel group 21 supports
Gauge-changeable bogie makes axle unload；
Step 3：Unlock rail 22 of the wheel to the unlock roll wheel assembly 15 of retaining mechanism in 21 outside of back-up roller wheel group is recessed
It is rolled in slot, the position with unlock 22 groove of rail rises, and roll wheel assembly 15 is vertical moves upwards for driving unlock, to driving wheel
The closing piece 11-1 of retaining mechanism is engaged with the releasing of locking arm 5, end face driving mechanism is in the state that can slide axially along axle；
Step 4：Concave slot sports of the drive roller group part 7 of the end face driving mechanism on gauge changing driving rail 24, become
Gauge driving rail 24 slides axially to push or pull on end face driving mechanism along axle；If gauge is transformed to by 1435mm
1520mm, then integrally to axle shaft end sliding, on the contrary then two wheels slide in opposition for end face driving mechanism and sliding sleeve, wheel etc.；
Step 5：Guiding axis 12 is vertical moves downward to the locking spring 14 of retaining mechanism driving unlock for the wheel, to
So that closing piece 11-1 is intermeshed with locking arm 5, by the locking opposite with axle box of end face driving mechanism, gauge changing is completed.
The above is the preferred embodiment of the invention, does not limit the present invention with this.
Claims (7)
1. a kind of gauge-changeable bogie gauge changing method of end face drive-type, which is characterized in that the method include mainly with
Lower step：
Step 1：The crankcase cover positioning centering body realizes the located lateral centering of gauge-changeable bogie；
Step 2：Support truck journal box makes axle unload；
Step 3：The wheel unlocks retaining mechanism, and the end face driving mechanism can slide axially along axle；
Step 4：Pushing and pulling axle box end face driving mechanism makes wheel skid to the corresponding position to match with institute gauge changing
It sets；
Step 5：The wheel locks retaining mechanism, and the end face driving mechanism is connected with axle box, completes gauge changing.
2. a kind of gauge-changeable bogie gauge changing method of end face drive-type according to claim 1, which is characterized in that
The positioning centering of gauge-changeable bogie positions centering body by the crankcase cover in step 1 and mating ground gauge changing is auxiliary
The centering rail helped in device, which coordinates, to be completed, and the centering rail is installed in the mounting bracket on railway roadbed, is located at gauge-changeable bogie
Both sides.
3. a kind of gauge-changeable bogie gauge changing method of end face drive-type according to claim 1, which is characterized in that
The unloading of axle is completed by the back-up roller wheel group in mating ground gauge changing auxiliary device in step 2, the back-up roller
Wheel group is made of the roller built in bearing.
4. a kind of gauge-changeable bogie gauge changing method of end face drive-type according to claim 1, which is characterized in that
Wheel described in step 3 is installed on the end face of axle box retaining mechanism, and unlock rail is by pushing or pulling on unlock of the wheel to retaining mechanism
Guiding axis makes wheel release between the key and the locking arm of end face driving mechanism of retaining mechanism to engage, to complete to unlock；Institute
It states unlock rail to be installed in the mounting bracket of axle box side, is located at railway roadbed both sides.
5. a kind of gauge-changeable bogie gauge changing method of end face drive-type according to claim 1, which is characterized in that
The sliding of wheel is caused by being slid axially along axle by the end face driving mechanism in step 4.
6. a kind of gauge-changeable bogie gauge changing method of end face drive-type according to claim 1, which is characterized in that
Thrust or pulling force suffered by end face driving mechanism described in step 4 are by the gauge changing in mating ground gauge changing auxiliary device
Rail is driven to provide, the gauge changing driving rail applies thrust to the end face actuating arm of end face driving mechanism and realizes broad gauge to narrow gauge
Transformation, gauge changing drives rail to apply pulling force to the end face actuating arm of end face driving mechanism to realize narrow gauge to the transformation of broad gauge, institute
It states gauge changing driving rail to be installed in the mounting bracket of axle box side, is located at railway roadbed both sides.
7. a kind of gauge-changeable bogie gauge changing method of end face drive-type according to claim 1, which is characterized in that
Wheel is in normal lock status to retaining mechanism in step 5, and coupling mechanism force is from wheel to the locking spring of retaining mechanism, the locking
Spring makes wheel be intermeshed the key of retaining mechanism and the locking arm of end face driving mechanism, by end face driving mechanism and axle box phase
To locking, and then wheel in vehicle travel process is made not change wheelspan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810446903.0A CN108674438B (en) | 2018-05-11 | 2018-05-11 | A kind of gauge-changeable bogie gauge changing method of end face drive-type |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810446903.0A CN108674438B (en) | 2018-05-11 | 2018-05-11 | A kind of gauge-changeable bogie gauge changing method of end face drive-type |
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| Publication Number | Publication Date |
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| CN108674438A true CN108674438A (en) | 2018-10-19 |
| CN108674438B CN108674438B (en) | 2019-09-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111137320A (en) * | 2019-11-12 | 2020-05-12 | 中车株洲电力机车有限公司 | Variable-track-pitch bogie and track pitch changing method thereof |
| WO2021093274A1 (en) * | 2019-11-12 | 2021-05-20 | 中车株洲电力机车有限公司 | Gauge-changeable bogie, gauge changing device and gauge changing method |
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| CN111137320A (en) * | 2019-11-12 | 2020-05-12 | 中车株洲电力机车有限公司 | Variable-track-pitch bogie and track pitch changing method thereof |
| WO2021093274A1 (en) * | 2019-11-12 | 2021-05-20 | 中车株洲电力机车有限公司 | Gauge-changeable bogie, gauge changing device and gauge changing method |
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