CN206046921U - A kind of body for mass transit vehicles amount of deflection presetter device - Google Patents
A kind of body for mass transit vehicles amount of deflection presetter device Download PDFInfo
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- CN206046921U CN206046921U CN201621009939.5U CN201621009939U CN206046921U CN 206046921 U CN206046921 U CN 206046921U CN 201621009939 U CN201621009939 U CN 201621009939U CN 206046921 U CN206046921 U CN 206046921U
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- deflection
- hold
- down mechanism
- support unit
- bottom frame
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Abstract
This utility model is related to rail vehicle manufacturing technology field, discloses a kind of body for mass transit vehicles amount of deflection presetter device, including pedestal, multiple support units and multiple hold-down mechanisms；The upper surface side of pedestal is symmetrically arranged with a plurality of mutually parallel longitudinal mounting groove；Support unit and hold-down mechanism can be slided and be fixed along longitudinally mounted groove；Support unit height adjustable and for supporting vehicle body bottom frame；Hold-down mechanism is for applying active force to vehicle body bottom frame, so that the top laminating of the lower surface of vehicle body bottom frame and the car body support unit.This utility model realizes the precise control of amount of deflection, so as to stabilized product quality, reduces operation intensity, realizes mechanical automation operation to greatest extent, while be applied to various sizes of vehicle, with higher universal.
Description
Technical field
This utility model is related to rail vehicle manufacturing technology field, and more particularly to a kind of body for mass transit vehicles amount of deflection is preset
Device.
Background technology
As China's expanding economy, city size constantly expand, population is more and more, and urban transportation blocking is increasingly tight
Weight, Urban Rail Transit Development have become China big and medium-sized cities and have developed public transport and alleviated the inevitable choice of traffic congestion.City
The fast development of city's track traffic has also driven developing by leaps and bounds for city rail vehicle manufacturing technology.Wherein amount of deflection is body for mass transit vehicles
The all very crucial important parameter in intensity, rigidity, three big key issue of stability, can directly affect city rail vehicle operation
Safety.So, when car body is manufactured, preset amount of deflection is carried out to car body according to sag curve after bodywork assembly, edge is produced
The round and smooth Curve Deflection for raising up in length over ends of body direction.So that its deflection value under various load of the car body after assembly
Ensure that all guest rooms and cab door are operated freely.
Existing body for mass transit vehicles amount of deflection arranges means and is supported in vehicle two ends sleeper beam position, area between sleeper beam for frock
Using the portable device such as thimble or jack, jack-up edge beam of underframe, makes to be in arch trend in the middle part of car body upwards in domain.Meanwhile, pillow
Using drawing the tensioning tools such as screw earthward to tense body end portion outside beam, car body sleeper beam outer portion is in be bent downwardly trend.With
This forms car body amount of deflection.The amount of deflection control method is suffered from the drawback that：
1. between sleeper beam, the strong point is not enough, is not enough to full simulation and goes out car body sag curve, and amount of deflection setting up procedure is both needed to people
Work measures size, therefore car body amount of deflection precision is relatively low, and size Control is unstable, and adjusting range is narrow；
2. the jack-up of car body and tension, are manual human's enforcement, and operation intensity is big.
Utility model content
The precision arranged for existing body for mass transit vehicles amount of deflection is inadequate, and operation intensity is big, the low defect of versatility, this
Utility model provides a kind of body for mass transit vehicles amount of deflection presetter device.
A kind of body for mass transit vehicles amount of deflection presetter device, including pedestal, multiple support units and multiple hold-down mechanisms；It is described
The upper surface side of pedestal is symmetrically arranged with a plurality of mutually parallel longitudinal mounting groove；The support unit and the hold-down mechanism can
Slide and fix along the longitudinally mounted groove；The support unit height adjustable and for supporting the vehicle body bottom frame；The pressure
Tight mechanism is for applying active force to the vehicle body bottom frame, so that the lower surface of the vehicle body bottom frame and the support unit
Fit on top.
Wherein, the support unit includes the first adjusting base, the first firm banking and supports body, and described first is adjusted
Base is fixedly connected with the support body, and which is provided with the first slotted hole of lateral arrangement, and by being located in described the
Connecting bolt in one slotted hole is connected with first firm banking, first firm banking by fixing bolt with it is described
Pedestal connects；The hold-down mechanism includes the second adjusting base, the second firm banking and compresses body, second adjusting base
It is fixedly connected with the compression body, and which is provided with the second slotted hole of lateral arrangement, and by being located in second length
Connecting bolt in circular hole is connected with second firm banking, and second firm banking passes through fixing bolt and the pedestal
Connection.
Wherein, the support body includes supporting square tube, threaded rod and the locking screw for locking the threaded rod
Mother, described threaded rod one end are threadedly coupled with the supporting square tube, and the other end is set to supporting surface, the threaded rod by turn with
Change the height of the supporting surface.
Wherein, the supporting surface is provided with nylon block.
Wherein, the hold-down mechanism is oil pressure hold-down mechanism, and the oil pressure hold-down mechanism includes for compressing the car body
The oil cylinder that the draw ring and the control draw ring of underframe is vertically moved.
Wherein described pedestal is T-slot plate.
Wherein, the hold-down mechanism is corresponded with the support unit and is disposed adjacent.
This utility model accurately simulates vehicle body bottom frame theory sag curve using support unit, hold-down mechanism, realizes amount of deflection
Precise control, so as to stabilized product quality, reduce operation intensity, realize mechanical automation operation to greatest extent, meanwhile, pass through
Substrate with longitudinally mounted groove is set so that support unit and hold-down mechanism can be slided and be fixed along longitudinally mounted groove, so as to
The position of support unit and hold-down mechanism can be rearranged, it is adaptable to various sizes of vehicle, with higher universal.
Description of the drawings
Front views of the Fig. 1 for body for mass transit vehicles amount of deflection presetter device；
Top views of the Fig. 2 for body for mass transit vehicles amount of deflection presetter device；
Structural representations of the Fig. 3 for support unit；
Fig. 4 is oil pressure hold-down mechanism schematic diagram；
In figure, 1- pedestals；2- support units；201- supporting surfaces；202- threaded rods；203- locking nuts；204- support sides
Pipe；3- hold-down mechanisms；301- draw rings；302- oil cylinders；303- cylinder brackets；304- petroleum pipelines；The first adjusting bases of 4-；5- second
Firm banking；4 ＇-the second adjusting bases；5 ＇-the second firm bankings；At A- pilot beams；At B- sleeper beams；At C- side wall door pillars；
The center of D- vehicle body bottom frame length directions.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is used to illustrate this utility model, but is not limited to scope of the present utility model.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in this utility model.
This utility model provide a kind of body for mass transit vehicles amount of deflection presetter device, as shown in Figure 1 and Figure 2, including pedestal 1,
Multiple support units 2 and multiple hold-down mechanisms 3；The upper surface side of pedestal 1 is symmetrically arranged with a plurality of mutually parallel longitudinal installation
Groove；Support unit 2 and hold-down mechanism 3 can be slided and be fixed along longitudinally mounted groove；2 height adjustable of support unit and for supporting car
Body underframe；Hold-down mechanism 3 is for applying active force to vehicle body bottom frame, so that the lower surface of vehicle body bottom frame and support unit 2
Fit on top.
This utility model realizes the precise control of amount of deflection by support unit and retaining mechanism, so as to stable prod matter
Amount, reduces operation intensity, realizes mechanical automation operation to greatest extent, meanwhile, by arranging the substrate with longitudinally mounted groove,
So that support unit and hold-down mechanism can be slided and be fixed along longitudinally mounted groove, so as to increase versatility.
Structural representations of the Fig. 3 for support unit, support unit as shown in Figure 32 include that the first adjusting base 4, first is solid
Determine base 5 and support body, the first adjusting base 4 is fixedly connected with body is supported, and which is provided with the first length of lateral arrangement
Circular hole (the first slotted hole not in the drawings labelling), and the connecting bolt by being located in the first slotted hole and first fixes bottom
Seat 5 connects, and the first firm banking 4 is connected with pedestal 1 by fixing bolt.Structural representations of the Fig. 4 for hold-down mechanism, such as Fig. 4
Shown, hold-down mechanism 3 includes 4 ＇ of the second adjusting base, 5 ＇ of the second firm banking and compression body, 4 ＇ of the second adjusting base and pressure
Tight body is fixedly connected, and which is provided with second slotted hole (the second slotted hole not in the drawings labelling) of lateral arrangement, and leads to
Cross the connecting bolt being located in the second slotted hole to be connected with 5 ＇ of the second firm banking, 5 ＇ of the second firm banking passes through fixing bolt
It is connected with pedestal 1.
Specifically, as shown in figure 3, support body to include supporting square tube 204, threaded rod 202, and for locking screw rasp bar
202 locking nut 203,202 one end of threaded rod are threadedly coupled with supporting square tube 204, and the other end is set to supporting surface 201, screw thread
Bar 202 can pass through to turn the height for changing the supporting surface 201.Supporting surface 201 is provided with nylon block, plays buffering, antifriction
The effect of wiping.
Specifically, as shown in figure 4, hold-down mechanism 3 is oil pressure hold-down mechanism, oil pressure hold-down mechanism is included for compressing car body
The oil cylinder 302 that the draw ring 301 and control draw ring 301 of underframe is vertically moved.Oil cylinder 302 is adjusted by cylinder bracket 303 and second
The 4 ＇ connections of section base, and an external petroleum pipeline 304.Vehicle body bottom frame is being pressed against in the course of work of support unit, oil
Pressure hold-down mechanism can be stablized, Flexible Control compresses dynamics, reduce vibratility when support unit 2 is contacted with vehicle body bottom frame and make an uproar
Sound.
Wherein, pedestal 1 is preferably T-slot plate, respectively with the first firm banking 5,5 ＇ of the second firm banking by fixed spiral shell
Bolt is fixedly connected, and realizes support unit 2, the adjustment of the lengthwise position of hold-down mechanism 3.But type of this utility model to pedestal
It is not any limitation as, as long as being provided with longitudinally mounted groove, and support unit 2, hold-down mechanism 3 can be made to slide along and can fix i.e.
Can.Meanwhile, preferably longitudinally mounting groove is two to this utility model, but this utility model is not any limitation as to this.
Support unit 2 is corresponded with the hold-down mechanism 3 and is disposed adjacent to be preferable to provide mode, as shown in Figure 1, Figure 2 institute
Show, this utility model is not any limitation as to this, as long as hold-down mechanism 3 can be compressed to vehicle body bottom frame.
In sum, this utility model utilizes support unit and hold-down mechanism to realize to the preset of vehicle body bottom frame amount of deflection, and
The adjustment of the lengthwise position of support unit and hold-down mechanism is realized by the pedestal with longitudinally mounted groove, while using regulation bottom
Seat realizes the adjustment of the lateral attitude of support unit and hold-down mechanism, and low so as to solve car body amount of deflection precision, size Control is not
Stable problem, while reducing operation intensity, improves versatility.
Carry out according to body for mass transit vehicles amount of deflection presetter device that body for mass transit vehicles amount of deflection is preset, its detailed process is as follows：
Support unit 2 and hold-down mechanism 3 in the body for mass transit vehicles amount of deflection presetter device are adjusted first is located at longitudinal direction peace
Position in tankage.
Wherein, support unit 2 and hold-down mechanism 3 enter line slip along longitudinally mounted groove, and pass through in ad-hoc location respectively
First firm banking 5 and 5 ＇ of the second firm banking are fixed on pedestal 1.In the present embodiment, 1 preferred T-slot plate of pedestal, and T
There are two T-slots on type groove plate.
Preferably, support unit 2 and hold-down mechanism 3 be separately fixed at A at pilot beam, sleeper beam B, side wall door pillar C with
And the center D of vehicle body bottom frame length direction, for it is following it is accurate simulation vehicle body bottom frame sag curve the step of place mat is provided.
Wherein, support unit 2 and hold-down mechanism 3 can lead to the movement that adjusting base realizes lateral attitude, increase support unit 2
With the position adjustments scope of hold-down mechanism 3.
Then corresponding vehicle body bottom frame Deflection Formula is drawn according to vehicle, is drawn by vehicle body bottom frame Deflection Formula
The theoretical level of position support unit 2 so that the top line of each support unit 2 and vehicle body bottom frame theory sag curve
Match.
Concrete set-up mode is exactly, according to vehicle body bottom frame Deflection Formula, to turn threaded rod 202, adjusts multiple respectively
The relative altitude of support unit 2 so that the top line of support unit 2 is matched with vehicle body bottom frame theory sag curve, with
Locked by locking nut 203 afterwards.In the present embodiment, supporting surface 201 is provided with nylon block, therefore should finally make nylon block
Top line and vehicle body bottom frame theory sag curve match.
Finally vehicle body bottom frame is fallen on support unit 2, and vehicle body bottom frame and car support unit 2 is made using hold-down mechanism 3
Contact, until vehicle body bottom frame abuts fully against support unit 2.
For oil pressure hold-down mechanism, concrete set-up mode is first with draw ring 301 to the hold-down mechanism 3 adopted in the present embodiment
Plane on vehicle body bottom frame side bar is hooked, is then tensed downwards, is made vehicle body bottom frame be pulled against on each supporting surface 201 completely, so that
The sag curve that formed with support unit 2 of vehicle body bottom frame sag curve is matched completely.
During compression, the hydraulic oil control of different flow, different in flow rate and different pressures is input into by petroleum pipeline 304
The speed of 302 circular work of liquefaction cylinder, so as to control the compression dynamics of oil pressure hold-down mechanism.
In sum, according to vehicle body bottom frame Deflection Formula, this utility model show that the theoretical amount of deflection of vehicle body bottom frame is bent
Line, and the theoretical sag curve kissing of support unit tip curve and vehicle body bottom frame is realized using support unit and hold-down mechanism
Close, the purpose preset so as to reach amount of deflection.Wherein, support unit and compacting machine are realized by the pedestal with longitudinally mounted groove
The adjustment of the lengthwise position of structure, realizes the adjustment of the lateral attitude of support unit and hold-down mechanism by adjusting base, so as to solve
Car body amount of deflection precision of having determined is low, and the unstable problem of size Control, while reducing operation intensity, improves versatility, maximum
Limit realizes mechanical automation operation.
Finally it should be noted that：Above example only to illustrate the technical solution of the utility model, rather than a limitation；
Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that：
Which still can be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, do not make the essence of appropriate technical solution depart from each embodiment technology of this utility model
The spirit and scope of scheme.
Claims (7)
1. a kind of body for mass transit vehicles amount of deflection presetter device, it is characterised in that including pedestal, multiple support units and multiple compressions
Mechanism；The upper surface side of the pedestal is symmetrically arranged with a plurality of mutually parallel longitudinal mounting groove；The support unit and described
Hold-down mechanism can be slided and be fixed along the longitudinally mounted groove；The support unit height adjustable and for supporting the car body bottom
Frame；The hold-down mechanism for applying active force to the vehicle body bottom frame so that the lower surface of the vehicle body bottom frame and described
The top laminating of support unit.
2. a kind of body for mass transit vehicles amount of deflection presetter device according to claim 1, it is characterised in that the support unit
Including the first adjusting base, the first firm banking and support body, first adjusting base and the support body fixation company
Connect, and which is provided with the first slotted hole of lateral arrangement, and the connecting bolt by being located in first slotted hole and institute
The connection of the first firm banking is stated, first firm banking is connected with the pedestal by fixing bolt；The hold-down mechanism bag
Include the second adjusting base, the second firm banking and compress body, second adjusting base is fixedly connected with the compression body,
And the second slotted hole of lateral arrangement is which is provided with, and it is solid with described second by being located in the connecting bolt in the slotted hole
Determine base connection, second firm banking is connected with the pedestal by fixing bolt.
3. a kind of body for mass transit vehicles amount of deflection presetter device according to claim 2, it is characterised in that the support body
Locking nut including supporting square tube, threaded rod and for locking the threaded rod, described threaded rod one end and the support
Square tube is threadedly coupled, and the other end is set to supporting surface, and the threaded rod changes the height of the supporting surface by turning.
4. a kind of body for mass transit vehicles amount of deflection presetter device according to claim 3, it is characterised in that on the supporting surface
It is provided with nylon block.
5. a kind of body for mass transit vehicles amount of deflection presetter device according to claim 1, it is characterised in that the hold-down mechanism
For oil pressure hold-down mechanism, the oil pressure hold-down mechanism includes the draw ring for compressing the vehicle body bottom frame and controls the draw ring
The oil cylinder for vertically moving.
6. a kind of body for mass transit vehicles amount of deflection presetter device according to claim 1, it is characterised in that the pedestal is T
Type groove plate.
7. a kind of body for mass transit vehicles amount of deflection presetter device according to claim 1, it is characterised in that the hold-down mechanism
Correspond with the support unit and be disposed adjacent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009939.5U CN206046921U (en) | 2016-08-31 | 2016-08-31 | A kind of body for mass transit vehicles amount of deflection presetter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009939.5U CN206046921U (en) | 2016-08-31 | 2016-08-31 | A kind of body for mass transit vehicles amount of deflection presetter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206046921U true CN206046921U (en) | 2017-03-29 |
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ID=58375323
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621009939.5U Active CN206046921U (en) | 2016-08-31 | 2016-08-31 | A kind of body for mass transit vehicles amount of deflection presetter device |
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| Country | Link |
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| CN (1) | CN206046921U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270282A (en) * | 2016-08-31 | 2017-01-04 | 中车青岛四方机车车辆股份有限公司 | A kind of body for mass transit vehicles amount of deflection presetter device and method thereof |
| CN107414360A (en) * | 2017-09-20 | 2017-12-01 | 沈阳恒久安泰智能制造与机器人系统技术有限公司 | A kind of vehicle body side wall front group weldering Full-automatic flexible digital control special machine |
| CN112158218A (en) * | 2020-09-10 | 2021-01-01 | 中车长春轨道客车股份有限公司 | Manufacturing method of stainless steel rail vehicle underframe based on XZ coordinate system |
-
2016
- 2016-08-31 CN CN201621009939.5U patent/CN206046921U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270282A (en) * | 2016-08-31 | 2017-01-04 | 中车青岛四方机车车辆股份有限公司 | A kind of body for mass transit vehicles amount of deflection presetter device and method thereof |
| CN106270282B (en) * | 2016-08-31 | 2019-04-19 | 中车青岛四方机车车辆股份有限公司 | A kind of body for mass transit vehicles amount of deflection presetter device and its method |
| CN107414360A (en) * | 2017-09-20 | 2017-12-01 | 沈阳恒久安泰智能制造与机器人系统技术有限公司 | A kind of vehicle body side wall front group weldering Full-automatic flexible digital control special machine |
| CN112158218A (en) * | 2020-09-10 | 2021-01-01 | 中车长春轨道客车股份有限公司 | Manufacturing method of stainless steel rail vehicle underframe based on XZ coordinate system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180723 Address after: 266111 Jinhong Road, Chengyang District, Qingdao, Shandong Province, No. 88 Co-patentee after: Foshan Sifang Rail Vehicle Co., Ltd. Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: 266111 Jinhong Road, Chengyang District, Qingdao, Shandong Province, No. 88 Patentee before: CRRC QINGDAO SIFANG CO., LTD. |
|
| TR01 | Transfer of patent right |