CN208628174U - A kind of synchronization prosthetic device of spring shield and spring - Google Patents
A kind of synchronization prosthetic device of spring shield and spring Download PDFInfo
- Publication number
- CN208628174U CN208628174U CN201821158494.6U CN201821158494U CN208628174U CN 208628174 U CN208628174 U CN 208628174U CN 201821158494 U CN201821158494 U CN 201821158494U CN 208628174 U CN208628174 U CN 208628174U
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- Prior art keywords
- spring
- shield
- synchronization
- clamp plate
- prosthetic device
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Abstract
The utility model provides the synchronization prosthetic device of a kind of spring shield and spring, including passing through power device, the upper clamp plate, lower clamp plate that connecting screw is linked in sequence from top to bottom, fixing seat is provided at the center of the lower clamp plate, the top of the fixing seat is equipped with the threaded hole fixed with the connecting screw bottom thread, the power device, upper clamp plate, lower clamp plate and connecting screw are coaxially disposed, and the reparation operating space with the spring of shield is formed between the upper and lower plywoods.The synchronization prosthetic device of a kind of spring shield and spring provided by the utility model can simultaneously synchronize the shield outside spring and spring and repair, and structure is simple.
Description
Technical field
The utility model belongs to the fix tool of field of machining, the synchronization of especially a kind of spring shield and spring
Prosthetic device.
Background technique
When bogie completion finishes progress load test, need to remove the service bolt on journal box spring, loading experiment knot
Beam rear axle casing spring extends, since snow shed heat is rolled on journal box spring outer ring, cause part journal box spring snow shed with
Journal box spring elongation, causes journal box spring ontology exposed on the outside, needs to repair journal box spring snow shed and axis spring,
Especially intercity EMU occurs a large amount of snow shed shrinkage phenomenon after load test, and finishes rear axle in bogie completion
Case spring bias needs to repair, and axis spring and snow shed need to be repaired respectively, and lift vehicle processing can only be carried out by repairing operation, thus
The a large amount of dismounting amount of labour is brought to execute-in-place.
Utility model content
The utility model main purpose is to solve the above problems and insufficient, provide one kind can simultaneously to spring and spring outside
The shield in portion synchronizes the synchronization prosthetic device of the spring shield and spring repaired.
To achieve the above object, the utility model provides the synchronization prosthetic device of a kind of spring shield and spring,
Technical solution is:
The synchronization prosthetic device of a kind of spring shield and spring, including what is be linked in sequence from top to bottom by connecting screw
Power device, upper clamp plate, lower clamp plate, are provided with fixing seat at the center of the lower clamp plate, the top of the fixing seat be equipped with
The fixed threaded hole of the connecting screw bottom thread, the power device, upper clamp plate, lower clamp plate and connecting screw are coaxially set
It sets, forms the reparation operating space with the spring of shield between the upper and lower plywoods.
Further, the top of the connecting screw is equipped with the spanner that can drive the connecting screw rotation.
Further, the top surface of the lower clamp plate is provided with multiple support levels.
Further, the bottom of the power device is fixed with bearing, and the bearing includes top chock and step,
Downwardly projecting connecting shaft is equipped at the center of the top chock, the step is socketed in the connecting shaft, described
The bottom of connecting shaft is pressed together on the top of the upper clamp plate.
Further, radial thrust bearing is provided between the top chock and step.
Further, the synchronization prosthetic device of the spring shield and spring further includes guide cylinder, the upper clamp plate
The boss passed through for the connecting screw is equipped at center, the guide cylinder and boss suit are fixed, the connecting shaft
Bottom is pressed together on the top of the boss.
Further, the operation port that can carry out repairing operation is provided on the side wall of the guide cylinder.
Further, the axle sleeve fixed with connecting screw suit is provided in the boss.
Further, the outside of the upper clamp plate is equipped with limit plate.
Further, the space that the lateral surface of the limit plate inside, the bottom surface of the upper clamp plate and the boss is formed
Inside it is provided with protective pad.
In conclusion the synchronization prosthetic device of a kind of spring shield provided by the utility model and spring, with existing skill
Art is compared, and is had the advantage that
1, structure is simple, can repair, repair simultaneously to the spring and shield of the spring structure with shield simultaneously
It is multiple high-efficient, manufacturing schedule has been effectively ensured；
2, it is controllable to repair operation, not will cause scrapping for fastener；
3, without carrying out the work such as overhead traveling crane handling, employee's operation is more safe and reliable；
4, it installs power device above upper bearing seat additional, shortens the distance of spring by power device, be in spring
Suspended state, and by bearing, shield bad position can be rotated to the operation port in guiding outside, shield is repaired
It is multiple, it is time saving and energy saving.
Detailed description of the invention:
Fig. 1: the synchronization prosthetic device use state diagram (compacting of a kind of spring shield of the utility model and spring
Before)；
Fig. 2: the synchronization prosthetic device use state diagram (compacting of a kind of spring shield of the utility model and spring
Afterwards)；
Wherein, connecting screw 1, hydraulic jack 2, top chock 3, radial thrust bearing 4, step 5, connecting shaft 6,
Guide cylinder 7, cylinder 8, upper clamp plate 9, boss 10, axle sleeve 11, journal box spring 12, snow shed 13, lower clamp plate 14, fixing seat 15, spiral shell
Pit 16, limit plate 17, protective pad 18, spanner 19, support level 20.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
The utility model provides the synchronization prosthetic device of a kind of spring shield and spring, including by connecting screw from
Up to the power device of lower sequential connection, upper clamp plate, lower clamp plate, fixing seat is provided at the center of the lower clamp plate, it is described solid
The top of reservation is equipped with the threaded hole fixed with the connecting screw bottom thread, the power device, upper clamp plate, lower clamp plate and
Connecting screw is coaxially disposed, and the reparation operating space with the spring of shield is formed between the upper and lower plywoods.
By taking the journal box spring 12 with snow shed 13 of rail vehicle as an example, a kind of spring provided by the utility model is introduced
The specific structure and application method of the synchronization prosthetic device of shield and spring.As depicted in figs. 1 and 2, prosthetic device include by
Connecting screw 1 concatenates power device, upper clamp plate 9 and the lower clamp plate 14 for the structure that is integrally fixed, and is formed between upper and lower plywoods 9,14
The placement of journal box spring 12 and reparation space, power device use hydraulic jack 2, are pressed by the extension of hydraulic jack 2
Contracting upper clamp plate 9 moves downward, and shortens the distance of journal box spring 12, to carry out compression reparation to journal box spring 12 and to snow defence
Cover 13 is repaired.
As shown in Figure 1, upper and lower plywoods 9,14 are cylindrical plate, the center position of lower clamp plate 14 is integrally formed with fixing seat
15, the top of fixing seat 15 has threaded hole 16, and bottom and the threaded hole of connecting screw 1 are screwed, on the top of lower clamp plate 14
On face, if being used to support the inside and outside double-layer spring of journal box spring 12 there are two support level 20, the width of two support levels 20,
Spacing and height can be arranged according to the specific structure of journal box spring 12.Journal box spring 12 on lower clamp plate 14 when placing, with fixation
Seat 15 is placed for axle center.
At the center of upper clamp plate 9 be equipped with boss 10, the upper/lower terminal of boss 10 protrude from respectively upper clamp plate 9 top surface and
Bottom surface, and there is certain thickness.Boss 10 is hollow structure, and internal sleeve is equipped with axle sleeve 11, connecting screw 1 and axle sleeve 11
Centre bore is fixed, and under the drive of hydraulic jack 4, axle sleeve 11 drives upper clamp plate 9 to slide up and down along connecting screw 1, but in nothing
Power situation, it is irremovable.The periphery of lower clamp plate 9 is equipped with limit plate 17, and the height of limit plate 17 is more than or equal to journal box spring 12
Cycle spring diameter, and be greater than boss 10 in the protrusion height of 9 bottom surface of upper clamp plate, journal box spring 12 is effectively limited
Position and positioning.In the space that the inside, 9 bottom surface of upper clamp plate and 10 bottom outside of boss of limit plate 17 are formed, it is provided with protection
Pad 18 protects the top of journal box spring 12 and snow shed 13.As shown in Figure 1, the spanner 19 that the top of connecting screw 1 is set,
Connecting screw 1 passes through the axle center hole of hydraulic jack 2, the bottom of hydraulic jack 2 can directly with upper clamp plate 9
Top surface is fixed, and in the present invention, the bottom of hydraulic jack 2 is fixed with bearing, and bearing can be used thrust bearing, including with
The bottom of 2 bottom of hydraulic jack fixed top chock 3 and step 5,3 central part of top chock is equipped with towards lower axle
The connecting shaft 6 of seat 3 is held, connecting screw 1 passes through the axle center hole of connecting shaft 6, and step 5 is fixed in connecting shaft 6, and in upper axis
The bottom surface for holding seat 3 retains certain distance and radial thrust bearing 4 is provided with, so that upper bearing (metal) between upper and lower bearing block 3,5
Seat 3 can the mute rotation on the surface of step 5, the top surface of connecting shaft 6 protrudes from the bottom surface of step 5, and is pressed together on
On the top surface of boss 10.
Between the bottom surface of step 5 and the top surface of upper clamp plate 9, it is additionally provided with guide cylinder 7, on the cylinder 8 of guide cylinder 7
It is provided with operation port, operation port is simultaneously targeting port, determines installation site of the whole device on journal box spring 12, can operated
Snow shed 13 is repaired at mouthful.Guide cylinder 7 is sleeved on boss 10, and the bottom surface of step 5 is sitting in the top of guide cylinder 7
On face.
When repairing to journal box spring 12 and snow shed 13, to avoid carrying out lift vehicle operation, the utility model is used
The device of offer carries out the reparation operation synchronous with snow shed 13 of journal box spring 12, leads in use, lower bearing seat 5 is rotated in
To on cylinder top surface, the top chock with connecting shaft 6 is pressed together on the boss top surface of upper clamp plate 9, is located to power thrust bearing 4
Between upper and lower bearing block 3,5, the top of upper clamp plate and journal box spring 12 is mounted, connecting screw 1 is inserted into axle box
At the center of spring, the fixing seat of lower plate 14 is inserted into from bottom to up in journal box spring 12, and by the two of journal box spring 12
Group different location, the spring body bottom of diameter offset with the respective support step 20 of lower clamp plate 14, the bottom insertion of connecting screw 1
To the threaded hole 16 at 15 top of fixing seat, lower clamp plate 14 is rotated, the bottom of connecting screw 1 is made to be screwed with fixing seat 15, from
And entire prosthetic device is fixed together with journal box spring 12, guarantee that spring is in vacant state when compression journal box spring, shape
At configuration state as shown in Figure 1.Hydraulic jack 2 is operated, by changing the extended distance of hydraulic jack 2, to compress
Upper clamp plate 9 makes journal box spring 12 be in compressive state, forms configuration state as shown in Figure 2.During installation, by guide cylinder
Operation port is forward to operator, so that operator repairs to snow shed 13.13 bad position of snow shed is rotated to
The operation port position in outside, repairs snow shed 13, and reparation, which is finished, rotates to origin-location for journal box spring 12, unclamps oil
Jack 2 is pressed, and device is removed.
It should be noted that prosthetic device is used to repair the axis of rail vehicle in embodiment provided by the utility model
Snow shed outside case spring 12 and journal box spring 12, without lifting vehicle, carries out elasticity in compression journal box spring 12 in repair process
Reparation operation is carried out to snow shed while reparation, in practical applications, it may also be used for any spring with shield fills
The reparation operation set.
1. structure is simple, the spring and shield of the spring structure with shield can be repaired simultaneously simultaneously, repaired
It is multiple high-efficient, manufacturing schedule has been effectively ensured；
2. it is controllable to repair operation, scrapping for fastener not will cause；
3. employee's operation is more safe and reliable without carrying out the work such as overhead traveling crane handling；
4. installing power device above upper bearing seat additional, shortens the distance of spring by power device, be in spring
Suspended state, and by bearing, shield bad position can be rotated to the operation port in guiding outside, shield is repaired
It is multiple, it is time saving and energy saving.
As described above, similar technical solution can be derived in conjunction with given plan content.But it is all without departing from this
The content of utility model technical solution, it is made by the above technical examples according to the technical essence of the present invention any simply to repair
Change, equivalent variations and modification, is still within the scope of the technical solutions of the present invention.
Claims (10)
1. the synchronization prosthetic device of a kind of spring shield and spring, it is characterised in that: including passing through connecting screw from top to bottom
The power device of sequential connection, upper clamp plate, lower clamp plate are provided with fixing seat at the center of the lower clamp plate, the fixing seat
Top is equipped with the threaded hole fixed with the connecting screw bottom thread, the power device, upper clamp plate, lower clamp plate and connection spiral shell
Bar is coaxially disposed, and the reparation operating space with the spring of shield is formed between the upper and lower plywoods.
2. the synchronization prosthetic device of a kind of spring shield as described in claim 1 and spring, it is characterised in that: the connection
The top of screw rod is equipped with the spanner that can drive the connecting screw rotation.
3. the synchronization prosthetic device of a kind of spring shield as described in claim 1 and spring, it is characterised in that: the lower folder
The top surface of plate is provided with multiple support levels.
4. the synchronization prosthetic device of a kind of spring shield as described in any one of claims 1 to 3 and spring, feature exist
Bearing is fixed in: the bottom of the power device, and the bearing includes top chock and step, the top chock
Downwardly projecting connecting shaft is equipped at center, the step is socketed in the connecting shaft, the bottom pressure of the connecting shaft
It closes at the top of the upper clamp plate.
5. the synchronization prosthetic device of a kind of spring shield as claimed in claim 4 and spring, it is characterised in that: the upper axis
It holds and is provided with radial thrust bearing between seat and step.
6. the synchronization prosthetic device of a kind of spring shield as claimed in claim 4 and spring, it is characterised in that: the spring
The synchronization prosthetic device of shield and spring further includes guide cylinder, is equipped at the center of the upper clamp plate and wears for the connecting screw
The boss crossed, the guide cylinder and boss suit are fixed, and the bottom of the connecting shaft is pressed together on the top of the boss.
7. the synchronization prosthetic device of a kind of spring shield as claimed in claim 6 and spring, it is characterised in that: the guiding
The operation port that can carry out repairing operation is provided on the side wall of cylinder.
8. the synchronization prosthetic device of a kind of spring shield as claimed in claim 6 and spring, it is characterised in that: the boss
Inside it is provided with the axle sleeve fixed with connecting screw suit.
9. the synchronization prosthetic device of a kind of spring shield as claimed in claim 6 and spring, it is characterised in that: the upper folder
The outside of plate is equipped with limit plate.
10. the synchronization prosthetic device of a kind of spring shield as claimed in claim 9 and spring, it is characterised in that: the limit
Protective pad is provided in the space that the lateral surface of position plate inside, the bottom surface of the upper clamp plate and the boss is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821158494.6U CN208628174U (en) | 2018-07-21 | 2018-07-21 | A kind of synchronization prosthetic device of spring shield and spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821158494.6U CN208628174U (en) | 2018-07-21 | 2018-07-21 | A kind of synchronization prosthetic device of spring shield and spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208628174U true CN208628174U (en) | 2019-03-22 |
Family
ID=65739097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821158494.6U Active CN208628174U (en) | 2018-07-21 | 2018-07-21 | A kind of synchronization prosthetic device of spring shield and spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208628174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091176A (en) * | 2022-07-25 | 2022-09-23 | 中车大连机车车辆有限公司 | Locomotive axle box spring dismounting device and dismounting method applied to railway site |
-
2018
- 2018-07-21 CN CN201821158494.6U patent/CN208628174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091176A (en) * | 2022-07-25 | 2022-09-23 | 中车大连机车车辆有限公司 | Locomotive axle box spring dismounting device and dismounting method applied to railway site |
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