CN206448120U - A kind of rail milling car and its sanding belt pressue device - Google Patents
A kind of rail milling car and its sanding belt pressue device Download PDFInfo
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- CN206448120U CN206448120U CN201621463909.1U CN201621463909U CN206448120U CN 206448120 U CN206448120 U CN 206448120U CN 201621463909 U CN201621463909 U CN 201621463909U CN 206448120 U CN206448120 U CN 206448120U
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- pinch roller
- support
- sanding belt
- pressue device
- rail
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Abstract
The utility model discloses a kind of rail milling car and its sanding belt pressue device.Wherein, described sanding belt pressue device includes：Base, on car body；Pinch roller assembly, pinch roller assembly has support and the pinch roller being connected with holder pivots, in the operating condition, and the wheel face of pinch roller can promote sanding belt to press to rail and can be rotated in the presence of sanding belt；Pressurised driving device, being arranged between support and base is used to promote pinch roller to drop to working condition from suspended state；Also include：Rack-mount suspension handle, base is provided with the suspension parts being detachably connected with suspension handle, under suspended state, the upper end of suspension handle is mounted on suspension parts, the support force of vertical direction is provided for support, in the operating condition, the upper end and suspension parts for hanging handle depart from.
Description
Technical field
The utility model is related to orbital maintenance technical field, more specifically to a kind of sanding belt of rail milling car
Pressue device, further relates to a kind of rail milling car including above-mentioned sanding belt pressue device.
Background technology
Rail milling car is mainly used in being ground the track of railcar, so that track keeps desired profile, and then makes
The more smooth-going of railcar traveling.
For convenience for the polishing of rail, what current sanding apparatus was typically used is all abrasive band wheel apparatus, abrasive belt wheel
The abrasive band outer surface of device is buffed surface, to polish rail.And currently in order to enabling abrasive band outer surface to be pasted with rail
Close, be all to be pushed by the abrasive belt wheel at the two ends of abrasive band wheel apparatus so that it offsets with rail, be ground.But through it is long when
Between use, wheel apparatus abrasion in abrasive band can cause polishing effect bad than more serious, and can cause to drive abrasive band wheel apparatus
Work motor be also easier damage.
In summary, the sanding apparatus grinding head service life that how to efficiently solve rail milling car is shorter, profiling
The problem of effect is bad, is current those skilled in the art's urgent problem.
Utility model content
In view of this, first purpose of the present utility model is the sanding belt pressurization dress for providing a kind of rail milling car
Put.The sanding apparatus grinding head service life that the sanding belt pressue device can efficiently solve rail milling car is shorter, imitative
The problem of shape effect is bad.
Second purpose of the present utility model is to provide a kind of rail milling car including above-mentioned sanding belt pressue device.
In order to reach above-mentioned first purpose, the utility model provides following technical scheme：
A kind of sanding belt pressue device of rail milling car, including：
Base, on car body；
Pinch roller assembly, the pinch roller assembly has support and the pinch roller being connected with the holder pivots, in the operating condition,
The wheel face of the pinch roller can promote sanding belt to press to rail and can be rotated in sanding belt；
Pressurised driving device, being arranged between the support and the base is used to promote the pinch roller under suspended state
It is down to working condition；
Also include：
Suspension handle on the bracket is installed, the base is provided with the suspension part being detachably connected with the suspension handle
Part, under suspended state, the upper end of the suspension handle is mounted on the suspension parts, and the branch of vertical direction is provided for the support
Support force, in the operating condition, the upper end of the suspension handle depart from the suspension parts.
Preferably, the lower end of the suspension handle is hinged with the support by horizontally disposed jointed shaft.
Preferably, the upper end of the suspension handle is provided with hook, and the suspension parts is to be buckled and water for described
The flat support base set.
Preferably, the pinch roller assembly is set up in parallel and is used for same along polishing direction of belt travel including at least two
The pinch roller that sanding belt is pressurizeed.
Preferably, it is provided between the telescopic end and the support of the pressurised driving device for driving the press nips
It is provided with the inside of the lateral driver device that part is moved in left-right direction, the pinch roller for preventing the pinch roller assembly from being moved out
Dynamic positioning element, the lateral driver device is used to promote the positioning element to offset in left-right direction with the rail.
Preferably, the support is included with being rotatably connected to the first support of pinch roller and drive with the lateral driver device
The relatively-stationary second support in moved end, is hinged between the first support and the second support by cross jointed shaft, described
Torsion spring is provided between first support and the second support.
Preferably, in addition to the drive end with the pressurised driving device and the lateral driver device fixing end it is equal
It is provided with what the vertical direction movement to intermediate supports seat was oriented on the intermediate supports seat of fixed installation, the base
Guide rail.
Preferably, it is provided with the guide rail being oriented to for the transverse shifting to the support on the intermediate supports seat.
Preferably, the lateral driver device and the pressurised driving device are telescopic cylinder
A kind of sanding belt pressue device for rail milling car that the utility model is provided, the specific sanding belt pressue device
Including base, pinch roller assembly, pressurised driving device and suspension handle.Wherein on floor installation seat coach body, it can be mounted directly, wherein
Pinch roller assembly includes support and the pinch roller that is hinged on support, in the operating condition, the back of the body that the wheel face of pinch roller can be with sanding belt
Side offsets, so that sanding belt can be promoted to press to rail, wherein pressurised driving device be arranged on pinch roller assembly support and base it
Between, drop to working condition for promoting pinch roller from suspended state.Wherein, suspension handle is rack-mount, and when pinch roller is outstanding
When under configuration state, the upper end of suspension handle is removably suspended on base, to provide support the support force of vertical direction, with logical
Suspension handle is crossed, package unit is suspended on base.
According to above-mentioned technical scheme, it is recognised that in the application sanding belt pressue device, sanding belt is being polished
Before, pinch roller assembly is under suspended state, is now hung handle and is suspended on base, to provide support force to pinch roller assembly.When need
When being polished, suspension handle is separated from pinch roller assembly, and pinch roller is driven under suspended state by pressurised driving device
Working condition is down to, now the wheel face of pinch roller can offset with the dorsal part of sanding belt, to promote sanding belt to press to rail, and beaten
Grinding belt is rotated by, and is waited after the completion of polishing, and pinch roller assembly is returned back to suspended state, is then suspended on base by hanging handle
On.In the sanding belt pressue device, pass through the pressurization of pinch roller, it is ensured that sanding belt is fully contacted with rail, and pinch roller is being beaten
Rolled on grinding belt, the movement of sanding belt will not be prevented., can be by driving the liter of pinch roller assembly simultaneously by pressurised driving device
Drop, to realize the switching of sanding belt working condition, makes sanding belt working condition easy switching.Particularly by suspension handle, with non-
It is under suspended state, to provide support force to pinch roller assembly, now pressurised driving device can be unloaded under working condition.So this dozen
Sanding apparatus polishing head service life that grinding belt pressurised driving device can efficiently solve rail milling car is short, polishing effect not
The problem of good.
In order to reach above-mentioned second purpose, the utility model additionally provides a kind of rail milling car, the rail milling car
Including any of the above-described kind of sanding belt pressue device, the sanding belt pressue device is used on the abrasive band wheel apparatus of rail milling car
Sanding belt is pressurizeed.
Because above-mentioned sanding belt pressue device has above-mentioned technique effect, the rail milling with the sanding belt pressue device
Mill car should also have corresponding technique effect.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The positive structure diagram for the sanding belt pressue device that Fig. 1 provides for the utility model embodiment；
The side structure schematic view for the sanding belt pressue device that Fig. 2 provides for the utility model embodiment；
The overlooking the structure diagram for the sanding belt pressue device that Fig. 3 provides for the utility model embodiment.
Marked in accompanying drawing as follows：
Pinch roller 1, support 2, pressurised driving device 3, suspension handle 4, lateral driver device 5, intermediate supports seat 6, rail 7.
Embodiment
The utility model embodiment discloses a kind of sanding belt pressue device of rail milling car, to efficiently solve rail
The problem of sanding apparatus grinding head service life of milling car is short, polishing effect is bad.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-Fig. 3, the sanding belt pressue device that Fig. 1 provides for the utility model embodiment faces structural representation
Figure；The side structure schematic view for the sanding belt pressue device that Fig. 2 provides for the utility model embodiment；Fig. 3 is the utility model
The overlooking the structure diagram for the sanding belt pressue device that embodiment is provided.
In a kind of specific embodiment, a kind of sanding belt pressue device of rail milling car is present embodiments provided, specifically
The sanding belt pressue device include base, pinch roller assembly, pressurised driving device 3 and suspension handle 4.
Wherein floor installation can be mounted directly or install indirectly on car body, can specifically come as needed
Determined, in order to ensure bonding strength, general base carries out integrally molded shaping using steel part, and the installation on car body can
To be connected by screw bolts, it would however also be possible to employ welding.
Wherein pinch roller assembly includes support 2 and pinch roller 1, in the operating condition, the back of the body that the wheel face of pinch roller 1 can be with sanding belt
Side offsets, so that sanding belt can be promoted to press to rail 7, and the dorsal part of wherein sanding belt refers to opposite with the buffed surface of sanding belt
Side.It should be noted that pinch roller 1 can push sanding belt, so the movement that the axis that pinch roller 1 is rotated should be with sanding belt
Direction is parallel, can realize that pinch roller 1 is rolled in sanding belt, so as to avoid the wheel face and sanding belt Relative friction of pinch roller 1.Need
Illustrate, wherein the quantity of pinch roller assembly upper pressure wheel 1 can be determined as needed, multiple pinch rollers 1 can be provided with,
And the plurality of side-by-side parallel of pinch roller 1 is set, to be pressurizeed to same sanding belt.The general quantity of pinch roller 1 is excessive, then can cause
Overall energy consumption is excessive, but only sets one, then sanding belt and the contact surface of rail 7 can be caused not big enough, and then cause polishing to be imitated
Really bad, based on this, preferred pinch roller assembly is provided with two pinch rollers 1 herein.
Wherein pressurised driving device 3 is arranged between the support 2 of pinch roller assembly and base, for promoting pinch roller 1 from suspension
State drops to working condition, so that pinch roller 1 can be promoted to press to sanding belt, and then realizes in the operating condition, sanding belt is entered
Row pressurization, it is ensured that sanding belt is fully contacted with rail 7.Wherein pressurised driving device 3 can use telescoping cylinder, specific flexible
Cylinder can be telescopic hydraulic cylinder, flexible pneumatic cylinder, or electric cylinders, and wherein electric cylinders are the combining structure of motor and screw-nut body.
Specific to install, it is vertical direction that telescoping cylinder telescopic direction can be made first, and the cylinder body of telescoping cylinder is arranged on base, and
The expansion link of telescoping cylinder provides vertical direction motive force to pinch roller assembly, so as to promote pinch roller assembly to move up and down.In order that pressure
Wheel assembly, which is moved up and down, more to be stablized, and the guide rail for guiding can be provided between pinch roller assembly and base.
Wherein, suspension handle 4 is arranged on support 2, and the base is provided with the suspension part being detachably connected with suspension handle 4
Part, under suspended state, the upper end of suspension handle 4 is mounted on the suspension parts, and the support force of vertical direction is provided for support,
Under working condition, the upper end of the suspension handle 4 departs from the suspension parts.So that by hanging handle 4, pinch roller assembly to be suspended on
On base, so as to avoid the in the vertical direction of pressurised driving device 3 from providing support force to support 2.And under pinch roller assembly needs
When being down to working condition, the upper end for hanging handle 4 can now be separated from base, so that pinch roller assembly is in pressurised driving device
In the presence of 3, decline movement can be carried out.It should be noted that wherein suspension handle 4 is suspended on base, specific implementation,
Suspension handle is the screw rod with position adjustable nut, it is considered to which compensation is hanged along rail direction and the foozle perpendicular to rail direction
Hanging handle and support join, hinge direction along ng a path, and can fine motion before and after direction along ng a path, the support base processing on suspension parts hangs down
Straight in the U-shaped hole in rail direction, suspension handle 64 is rotated up being embedded in suspension parts U-shaped hole around hinge, and adjusting suspension handle nut makes
Its lower end is pressed on above suspension parts U-shaped hole.
In the present embodiment, in the application sanding belt pressue device, sanding belt is before being polished, and pinch roller assembly is in
Under suspended state, now hang handle 4 and be suspended on base, to provide support force to pinch roller assembly., will when needing to be polished
Suspension handle 4 is separated from base, and drives pinch roller 1 from suspended state to working condition by pressurised driving device 3, now pinch roller
1 wheel face can offset with the dorsal part of sanding belt, to promote sanding belt to press to rail 7, and be rolled in sanding belt, wait to have polished
Cheng Hou, makes pinch roller assembly return back to suspended state, is then suspended on by hanging handle 4 on base.In the sanding belt pressue device
In device, pass through the pressurization of pinch roller 1, it is ensured that sanding belt is fully contacted with rail 7, and pinch roller 1 is rolled in sanding belt, will not
Prevent the movement of sanding belt., can be by driving the lifting of pinch roller assembly, to realize polishing simultaneously by pressurised driving device 3
Switching with working condition, makes sanding belt working condition easy switching.Particularly by suspension handle 4, to be in a non-operative state
Under suspended state, support force is provided to pinch roller assembly, pressurised driving device 3 is in unloading condition, to ensure that pressurised driving is filled
Put 3 service life.So the sanding belt pressue device can efficiently solve the sanding apparatus service life of rail milling car
Compare the problem of short, fault rate is high, polishing effect is bad.
The lower end of suspension handle 4 as described above is arranged on support 2, and the mode of installation has a variety of, can be fixed company
Connect.It is contemplated that when pressurised driving device 3 drives pinch roller assembly lifting moving, to ensure stability, so in horizontal side
To typically will not have adjustable gap, and when suspension handle 4 in the stationary state, be not only inconvenient to hang, it is also possible to make
Into hanging there is larger cross force between handle 4 and support 2, in some instances it may even be possible to produce moment of torsion, based on this, preferably hang under handle 4
End is hinged with support 2 by horizontally disposed jointed shaft, not only the upper end of suspension handle 4 can be made to have the freedom of transverse shifting,
It is suspended on facilitating on base, also as lower end is is hinged, so moment of torsion generation can be effectively prevented from, to improve overall use
Life-span.
As described above, wherein the upper end of suspension handle 4 is suspended on base, specific hang has many kinds, is
Suspension is convenient, the upper end of suspension handle 4 can be provided with hook, can now be provided with hook with identical on base, be
Facilitate arrangement, so that integral installation is convenient, preferred suspension parts is the support base for buckling, support base level herein
Set, support column can be included, the two ends of support column can specifically be inserted on the body of base in the horizontal direction respectively,
It is relatively fixed with the body with base, so that body can provide support column enough support forces.
Further, it is contemplated that when train walking is on arc track, because pressue device is located at the middle position of car body
Put, so the relative rail of pinch roller meeting is moved left and right, and can not recur to the effect of pressurization.It can be provided with based on this laterally driven
Device 5, specific lateral driver device 5 is arranged between the telescopic end of pressurised driving device 3 and pinch roller 1, for driving
Pinch roller 1 is moved in left-right direction, and is provided with the inside of pinch roller for preventing pinch roller assembly from being displaced outwardly positioning element, and this
When lateral driver device be used to promote positioning element to offset in left-right direction with rail, with rail with respect to car body to close car body
Center position movement when, now lateral driver device driving pinch roller assembly is laterally withdrawn, and in rail with respect to car body to remote
During the center position movement of car body, now lateral driver device driving pinch roller assembly is crossed out.Specifically, positioning element, can
To be the positioning convex on the inside of pinch roller, rack-mount positioning runner can also be.
In addition, for the pinch roller without locating surface, lateral driver device is replaced by transverse adjustment device, i.e., adjusted by screw rod
Whole good relative position between pinch roller and rail, this position just immobilizes, will without the width of the pinch roller of rail locating surface
More than the width of the pinch roller with rail locating surface, to adapt to bend operation.It should be noted that can be directly by laterally driven dress
The fixing end for putting 5 is arranged on the lift side of lifting drive.It is contemplated that for the lift side of lifting drive, peace
Fill space limited, it is settable to have intermediate supports seat 6 based on this, and make the drive end and laterally driven dress of pressurised driving device 3
Putting 5 fixing end can be fixedly mounted on intermediate supports seat 6, and be provided with guide rail between intermediate supports seat 6 and base, lead
Rail is vertically oriented to middle the mobile of support base 6.In order to ensure guiding accuracy, and operation stability, can be with
Be provided with more than two guide rails between base and intermediate supports seat 6, and by pressurised driving device 3 be arranged on two guide rails it
Between.Same is driven to pinch roller assembly for convenience, can be provided between intermediate supports seat 6 and support 2 for pair
The guide rail that the transverse shifting of support 2 is oriented to.
Further, in order to ensure can be brought into close contact in various line condition lower pressure wheels with track, support bag can be made
The first support of pinch roller and the relatively-stationary second support of drive end with lateral driver device are included and are hinged with, and at first
It is hinged between frame and second support by cross jointed shaft, and a pivot center bearing of trend of cross jointed shaft is right and left
To then another pivot center is longitudinal direction.The free degree of each pinch roller is set to adapt to phase under different line conditions with rail
To position；Further, cross shaft connection place relatively rotates position and is provided with torsion spring, pinch roller is adapted to location of rail adaptive
Regulation, torsion spring is provided between specific first support and second support, each pinch roller moment is in close contact with rail
Based on the sanding belt pressue device provided in above-described embodiment, the utility model additionally provides a kind of rail milling
A kind of car, rail milling car includes any sanding belt pressue device in above-described embodiment, and the sanding belt pressue device is used for pair
Sanding belt pressurization on the abrasive band wheel apparatus of rail milling car.Because a kind of rail milling car is employed in above-described embodiment
Sanding belt pressue device, so a kind of beneficial effect of rail milling car refer to above-described embodiment.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of sanding belt pressue device of rail milling car, including：
Base, on car body；
Pinch roller assembly, the pinch roller assembly has support and the pinch roller being connected with the holder pivots, in the operating condition, described
The wheel face of pinch roller can promote sanding belt to press to rail and can be rotated in sanding belt；
Pressurised driving device, being arranged between the support and the base is used to promote the pinch roller to drop to from suspended state
Working condition；
Characterized in that, also including：
Suspension handle on the bracket is installed, the base is provided with the suspension parts being detachably connected with the suspension handle,
Under suspended state, the upper end of the suspension handle is mounted on the suspension parts, and the support of vertical direction is provided for the support
Power, in the operating condition, the upper end of the suspension handle depart from the suspension parts.
2. sanding belt pressue device according to claim 1, it is characterised in that the lower end of the suspension handle and the support
It is hinged by horizontally disposed jointed shaft.
3. sanding belt pressue device according to claim 2, it is characterised in that the upper end of the suspension handle is provided with extension
Hook, the suspension parts is to be buckled and horizontally disposed support base for described.
4. sanding belt pressue device according to claim 3, it is characterised in that the pinch roller assembly includes at least two edges
Polishing direction of belt travel is set up in parallel and is used for the pinch roller pressurizeed to same sanding belt.
5. the sanding belt pressue device according to claim any one of 1-4, it is characterised in that the pressurised driving device
The lateral driver device for driving the pinch roller assembly to move in left-right direction, institute are provided between telescopic end and the support
The positioning element being provided with the inside of pinch roller for preventing the pinch roller assembly from being displaced outwardly is stated, the lateral driver device is used for
The positioning element is promoted to be offseted in left-right direction with the rail.
6. sanding belt pressue device according to claim 5, it is characterised in that the support is included with being rotatably connected to pressure
The first support of wheel and the relatively-stationary second support of drive end with the lateral driver device, the first support and described
It is hinged between second support by cross jointed shaft, torsion spring is provided between the first support and the second support.
7. sanding belt pressue device according to claim 6, it is characterised in that also including with the pressurised driving device
It is provided with the intermediate supports seat that the fixing end of drive end and the lateral driver device is fixedly mounted, the base to institute
State the guide rail that the vertical direction movement of intermediate supports seat is oriented to.
8. sanding belt pressue device according to claim 7, it is characterised in that being provided with the intermediate supports seat is used for
The guide rail being oriented to the transverse shifting of the support.
9. sanding belt pressue device according to claim 8, it is characterised in that the lateral driver device and the pressurization
Drive device is telescopic cylinder.
10. a kind of rail milling car, including abrasive band wheel apparatus and abrasive band pressue device, it is characterised in that the abrasive band pressurization dress
It is set to the sanding belt pressue device described in the claims any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463909.1U CN206448120U (en) | 2016-12-28 | 2016-12-28 | A kind of rail milling car and its sanding belt pressue device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463909.1U CN206448120U (en) | 2016-12-28 | 2016-12-28 | A kind of rail milling car and its sanding belt pressue device |
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| Publication Number | Publication Date |
|---|---|
| CN206448120U true CN206448120U (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621463909.1U Active CN206448120U (en) | 2016-12-28 | 2016-12-28 | A kind of rail milling car and its sanding belt pressue device |
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| CN (1) | CN206448120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522047A (en) * | 2016-12-28 | 2017-03-22 | 中车北京二七机车有限公司 | Steel rail milling and grinding vehicle, and grinding belt pressing device thereof |
-
2016
- 2016-12-28 CN CN201621463909.1U patent/CN206448120U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522047A (en) * | 2016-12-28 | 2017-03-22 | 中车北京二七机车有限公司 | Steel rail milling and grinding vehicle, and grinding belt pressing device thereof |
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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: 20190211 Address after: 030027 No. 129 Xinghua West Street, Wanbailin District, Taiyuan City, Shanxi Province Patentee after: CRRC TAIYUAN CO., LTD. Address before: No. 1, Yang Gong Zhuang, Chang Xin store, Fengtai District, Beijing Patentee before: CRRC Beijing Locomotive Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200428 Address after: 030000 No. 129 Xinghua West Street, Wan Berlin District, Shanxi, Taiyuan Patentee after: Taiyuan CRRC times Track Engineering Machinery Co., Ltd Address before: Xinghua 030027 West Street in Shanxi city of Taiyuan province Berlin District No. 129 Patentee before: CRRC TAIYUAN Co.,Ltd. |
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| TR01 | Transfer of patent right |