CN206169830U - Rechargeable rail profile modeling abrasive belt grinding machine - Google Patents
Rechargeable rail profile modeling abrasive belt grinding machine Download PDFInfo
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- CN206169830U CN206169830U CN201621042496.XU CN201621042496U CN206169830U CN 206169830 U CN206169830 U CN 206169830U CN 201621042496 U CN201621042496 U CN 201621042496U CN 206169830 U CN206169830 U CN 206169830U
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- wheel
- belt
- rechargeable
- steel rail
- rail profile
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Abstract
The utility model provides a rechargeable rail profile modeling abrasive belt grinding machine. Mainly include: the first device of frame, guide pulley, motor, battery, bevel gear, semi -girder and belt sanding sets up the running roller on the semi -girder, the guide pulley is installed on two support point in front and back of frame lower extreme, have the clutch between motor and the bevel gear. The utility model discloses a milling tools is regarded as with the abrasive band to the polisher to the battery is as the power supply, and the battery drives the motor during operation, and motor drive polishes in the abrasive band, and the sbrasive belt grinding be flexible grinding, can reduce the influence of vibrating processing the surface of steel rail quality, the touch roller adopts the profile modeling touch roller of excircle indent, can increase rail and belt grinding machine area, can realize the grinding work requirement of the whole wide type of rail with less envelope number of times, compares in the grinder buffing, has improved grinding work efficiency, has alleviateed operator labor intensity, the concurrent operation is simple and convenient, safety ring protects.
Description
Technical field
The utility model is related to railway maintenance field of mechanical technique, more particularly to a kind of rechargeable steel rail profile belt sanding
Machine.
Background technology
Current steel rail grinding care field has all kinds of profiling sanders, and grinder buffing is used these sanders more, and
All using gasoline as power source.Wheel sander all has following point：Grinder buffing is polished for rigidity, in bruting process
Mechanical oscillation influence steel rail grinding quality, it could even be possible to aggravation rail failure；Polishing light belt after grinder buffing is plane, this
Sample is needed to use planar envelope rail when whole piece rail is polished, and then light belt plane is polished one by one, is polished
Efficiency is low；Gasoline combustion can bring problem of environmental pollution.Existing belt grinder implements polishing operation, phase using plane contact wheel
For emery wheel, grinding efficiency is not obviously improved；Still power is provided using internal combustion engine, causes certain environment dirty during use
Dye；In addition manual deflection is only relied on when the weld grinding of different angles is realized, it is impossible to be accurately positioned grinding angle.
Utility model content
Embodiment of the present utility model provides a kind of rechargeable steel rail profile belt grinder, to realize using abrasive band pair
Rail is effectively polished.
To achieve these goals, the utility model takes following technical scheme.
A kind of rechargeable steel rail profile belt grinder, including：Frame, guide wheel, motor, battery, bevel gear, semi-girder and
Belt sanding head device, sets disk roller on the semi-girder, the guide wheel is arranged on former and later two supporting parts of the frame lower end
On position, the bevel gear is connected in the output shaft of the motor and the drive shaft end of the belt sanding head device, the electricity respectively
Clutch is carried between machine and the bevel gear, the battery is powered to the motor, and the guide wheel is walked on rail, institute
State belt sanding head and fill the abrasive band for centering as milling tools, steel-rail rail-road switch is polished.
Further, the rechargeable steel rail profile belt grinder also includes transverse-moving mechanism, angular deflection mechanism and liter
Drop pressure exerting arrangement.
Further, tilt platform is installed, the angular deflection mechanism is arranged on the frame and institute in the frame
State between tilt platform, the angular deflection mechanism is made up of worm and gear, being provided with one end in the frame is fixedly connected hand
The vertical leading screw of wheel, described tilt platform one end is provided with the worm gear coordinated with worm screw, rotates the handwheel and drives the worm gear
Rotate, and then realize the rotation of the tilt platform；The battery is installed with the tilt platform.
Further, the transverse-moving mechanism is fixedly mounted on the tilt platform, and the transverse-moving mechanism is solid including one end
Surely the leading screw and internal screwed sliding block of handwheel are connected, the sliding block is slidably matched with the tilt platform single-degree-of-freedom,
Rotate the handwheel and then drive the sliding block movement.
Further, the lifting pressure exerting arrangement is fixedly mounted on the transverse-moving mechanism, the lifting pressure exerting arrangement bag
Include one end and be fixedly connected the leading screw of handwheel, belt sanding head support, left guide pillar and right guide pillar, the belt sanding head support
On be provided with screwed hole, the screwed hole and leading screw coordinate, be installed with belt sanding head support belt sanding head device,
Motor, bevel gear.
Further, the belt sanding head device includes abrasive band, driving wheel, contact wheel, strainer, abrasive band cover, institute
Stating strainer includes tensioning wheel, tensioning handle and spring, and the abrasive band is wound on the contact wheel, driving wheel, tensioning wheel successively
It is cylindrical on.
Further, be coaxially arranged with rubber layer on the periphery of described contact wheel, the rubber layer it is cylindrical in interior
Concavity, the maximum curvature radius of the radius of curvature more than rail of the rubber layer.
Further, described rechargeable steel rail profile belt grinder also includes digital display, the numerical monitor
Device is arranged on the upper end of the frame, and the digital display shows grinding angle and grinding depth.
The technical scheme provided by above-mentioned embodiment of the present utility model can be seen that the charging of the utility model embodiment
Formula steel rail profile belt grinder using abrasive band as milling tools, using battery as power source, battery when sander is polished
Drive motor, motor drives abrasive band to be polished, and operation process will not cause environmental pollution.Using abrasive band as milling tools,
Sbrasive belt grinding is ground for flexible, can reduce influence of the vibration to Problems in Machining of Steel Rail surface quality；Contact wheel uses profiling contact wheel, makes
Abrasive band indent is obtained, rail and abrasive band contact area can be increased, be to be capable of achieving the whole profile of rail with less envelope number of times
Polishing operation requirement, compared to grinder buffing, improves polishing operation efficiency, alleviates operator's labour intensity；Additionally, this reality
With new under outside conditions permit, directly electric power can also be obtained from polishing operation scene.
The additional aspect of the utility model and advantage will be set forth in part in the description, and these are by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below will be to being wanted needed for embodiment description
The accompanying drawing for using is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present utility model
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.
The overall structure figure of a kind of rechargeable steel rail profile belt grinder that Fig. 1 is provided for the utility model embodiment
The deflection mechanism figure of a kind of rechargeable steel rail profile belt grinder that Fig. 2 is provided for the utility model embodiment
The cross sliding machine composition of a kind of rechargeable steel rail profile belt grinder that Fig. 3 is provided for the utility model embodiment
The lifting pressing structure of a kind of rechargeable steel rail profile belt grinder that Fig. 4 is provided for the utility model embodiment
Figure
The belt sanding head dress of a kind of rechargeable steel rail profile belt grinder that Fig. 5 is provided for the utility model embodiment
Put schematic diagram
A kind of rechargeable steel rail profile belt grinder that a, b in Fig. 6 are provided for the utility model embodiment is in difference
The schematic diagram worked under the conditions of grinding angle.
Specific embodiment
Implementation method of the present utility model is described below in detail, the example of the implementation method is shown in the drawings, wherein
Same or similar label represents same or similar element or the element with same or like function from start to finish.Lead to below
It is exemplary to cross the implementation method being described with reference to the drawings, and is only used for explaining the utility model, and can not be construed to this practicality
New limitation.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " " used herein, " one
It is individual ", " described " and " being somebody's turn to do " may also comprise plural form.It is to be further understood that being used in specification of the present utility model
Wording " including " refer to the presence of the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or
Add one or more other features, integer, step, operation, element, component and/or their group.It should be understood that working as us
Element is claimed to be " connected " or during " coupled " to another element, it can be directly connected or coupled to other elements, or can also
There is intermediary element.Additionally, " connection " used herein or " coupling " can include wireless connection or coupling.It is used herein to arrange
Diction "and/or" includes one or more associated any cells for listing item and all combines.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology) have with the utility model art in those of ordinary skill general understanding identical meaning.Also
It should be understood that those terms defined in such as general dictionary should be understood that with the context of prior art in
The consistent meaning of meaning, and unless defined as here, will not be explained with idealization or excessively formal implication.
For ease of the understanding to the utility model embodiment, below in conjunction with accompanying drawing done by taking several specific embodiments as an example into
The explanation of one step, and each embodiment does not constitute the restriction to the utility model embodiment.
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
The utility model provide a kind of rechargeable steel rail profile belt grinder, can around rail enter horizontal deflection, it is traversing with
And the vertical feed of yawing moment, ± 90 ° of scopes polishings of overlap realization to steel rail weld joint, driving face and commissure,
The profile of rail head is corrected, polishing maintenance demand is met.
Above-mentioned rechargeable steel rail profile belt grinder mainly includes frame, guide wheel, three asynchronous machines, battery, numbers
Word display, bevel gear, belt sanding head device and its transverse-moving mechanism, angular deflection mechanism and lifting pressure exerting arrangement, semi-girder with
And it is arranged on the disk roller on semi-girder.The guide wheel is arranged on former and later two support zones of frame lower end；The digital display peace
Mounted in frame upper end；The bevel gear is connected in three asynchronous machine output shafts and belt sanding head device drive shaft end, three respectively
Clutch is provided between item asynchronous machine and bevel gear, the battery is powered to the motor.
Equipped with the tilt platform for carrying whole workpiece polishing mechanism in frame, set angled between the frame and tilt platform
Deflection mechanism, angular deflection mechanism is made up of worm and gear, is fixedly connected the vertical leading screw of handwheel in frame equipped with one end, deflection
Platform one end rotates handwheel and then drives worm gear wheel equipped with the worm gear coordinated with worm screw, realizes the rotation of tilt platform；It is described
Battery is installed with tilt platform.
The transverse-moving mechanism is fixedly mounted on tilt platform；The transverse-moving mechanism is fixedly connected the leading screw of handwheel by one end
Constituted with internal screwed sliding block, the sliding block is slidably matched with tilt platform single-degree-of-freedom, rotate handwheel and then drive
Sliding block is moved.
The lifting pressure exerting arrangement is fixedly mounted on transverse-moving mechanism, and the lifting pressure exerting arrangement is fixedly connected including one end
The leading screw of handwheel, belt sanding head support, left guide pillar and right guide pillar；Screwed hole is carried on the belt sanding head support,
Coordinate with leading screw, belt sanding head device, motor, bevel gear are installed with belt sanding head support.
The belt sanding head device includes abrasive band, driving wheel, contact wheel, strainer, abrasive band cover；The strainer
Including tensioning wheel, tensioning handle and spring；The abrasive band be wound on successively contact wheel, driving wheel, tensioning wheel it is cylindrical on.
One layer of rubber is coaxially arranged with described contact wheel periphery, rubber layer is cylindrical in inner concavity, its radius of curvature
More than the maximum curvature radius of rail.
Exemplary, the utility model embodiment provides a kind of overall structure figure of belt grinder as shown in figure 1, bag
Including rack, guide wheel 1, three asynchronous machines 9, battery 10, digital display 14, bevel gear, tilt platform 13, belt sanding heads
Device and its transverse-moving mechanism, angular deflection mechanism and lifting pressure exerting arrangement, semi-girder 21 and the disk roller 22 being arranged on semi-girder, machine
Frame is made up of wheel stand 2 and handrail 3, and handrail 3 is fixedly connected on two wheel stands by nut, and guide wheel 1 is arranged under frame
Hold former and later two support zones；Semi-girder 15 is welded on wheel stand 2, can stretch different length, adapts to the rail of different gauges,
The other end of semi-girder 21 can keep whole sander quiet run equipped with two support disk rollers 22, disk roller in bruting process；Number
Word display 14 is arranged on frame upper end, is respectively provided with angular transducer on deflection mechanism and lifting pressure exerting arrangement and pressure is passed
Sensor, deflection angle and grinding depth can be displayed on digital sensor in real time in bruting process；Bevel gear is connected in motor 9 respectively
Output shaft end and belt sanding head device drive shaft end, carry clutch between motor and bevel gear.
The structure chart of the deflection mechanism of belt grinder is as shown in Fig. 2 equipped with the inclined of the whole workpiece polishing mechanism of carrying in frame
Turn platform 13, angular deflection mechanism be provided between frame and tilt platform, angular deflection mechanism is made up of worm gear 5, worm screw 4,
The vertical leading screw 4 of handwheel is fixedly connected in frame equipped with one end, tilt platform one end is equipped with the worm gear 5 coordinated with worm screw, deflection
Cylinder roller bearing is placed between platform and the rotation pair of frame, handwheel is rotated during operation and then worm gear wheel is driven, realized
The rotation of tilt platform 13, makes belt grinder realize the polishing operation of different angles.
The structure chart of the transverse-moving mechanism of belt grinder is traversing as shown in figure 3, transverse-moving mechanism is arranged on tilt platform 13
Mechanism is made up of the leading screw and internal screwed sliding block that one end is fixedly connected handwheel, is provided between leading screw and tilt platform
Bearing, interference fit between leading screw and bearing, sliding block is slidably matched with tilt platform single-degree-of-freedom, rotates handwheel and then drives and slides
Block is moved, and realizes the traversing of workpiece polishing mechanism.
The structure chart of the lifting pressure exerting arrangement of belt grinder as shown in figure 4, lifting pressure exerting arrangement be fixedly mounted on it is traversing
In mechanism；Elevating mechanism is fixedly connected leading screw 7, belt sanding head support 8, left guide pillar and the right guide pillar 6 of handwheel including one end；
Screwed hole is carried on belt sanding head support, is coordinated with leading screw, both sides are provided with two through holes, match somebody with somebody with left and right guide pillar gap
Close, support frame stabilization can be kept, belt sanding head device, motor 9, bevel gear are installed with belt sanding head support；
Rotational lead screw can move polishing head support and move up and down, and realize the lifting pressure of belt sanding head device.
The structure chart of belt sanding head device is as shown in figure 5, belt sanding head device includes abrasive band 15, driving wheel 16, connects
Wheel trolley 17, strainer, abrasive band cover 21；Strainer includes tensioning wheel 18, support bar 19 and spring 20；Abrasive band is wound on connects successively
Wheel trolley, driving wheel, tensioning wheel it is cylindrical on.Support bar is pulled, abrasive band is unclamped；Support bar is unclamped, support bar is in spring force
Effect is lower to promote tensioning wheel to be in close contact with abrasive band, is tensioned abrasive band.Abrasive band can be more and more loose in bruting process, in strainer
In the presence of, abrasive band can remain tensioning.Whole grinding head device outside is provided with an abrasive band protective cover 21, protection workman behaviour
Make safety；One layer of rubber is coaxially arranged with contact wheel periphery, rubber layer is cylindrical in inner concavity, and the radius of curvature of rubber layer is big
In the maximum curvature radius of rail.
When above-mentioned rechargeable steel rail profile belt grinder is operated, abrasive band profiling sander is placed on rail welding first
Place, trail semi-girder 21 to another rail；Restart motor 9, dally 30 seconds closure clutches, drive driving wheel to rotate, and then
Abrasive band is driven to rotate；Joint rotation leading screw 4 and leading screw 11, observe digital display 14, workpiece polishing mechanism is deflected to required polishing
Angle, regulation elevating mechanism presses to grinding head, notes observing grinding depth, promotes handrail sander is moved along rail
It is dynamic, complete angular regions polishing, the signal that rechargeable steel rail profile belt grinder works under the conditions of different grinding angles
Figure is as shown in a, b in Fig. 6；After completing polishing, sanding apparatus are risen, deenergization loosens the clutch, and makes each machine of sander
Structure sets back.
In sum, the rechargeable steel rail profile belt grinder of the utility model embodiment using abrasive band as polishing work
Tool, using battery as power source, battery drive motor when sander is polished, motor drives abrasive band to be polished.In polishing
During can around rail enter horizontal deflection, traversing and yawing moment vertical feed to steel rail weld joint, driving face and
± 90 ° of scope polishings are realized in the overlap of commissure, correct the profile of rail head.
The rechargeable steel rail profile belt grinder of the utility model embodiment is using abrasive band as milling tools, abrasive band mill
Cut as flexibility is ground, influence of the vibration to Problems in Machining of Steel Rail surface quality can be reduced, contact wheel uses profiling contact wheel so that abrasive band
Indent, can increase rail and abrasive band contact area, be that the polishing for being capable of achieving the whole profile of rail is made with less envelope number of times
Industry requirement, compared to grinder buffing, improves polishing operation efficiency, alleviates operator's labour intensity.Meanwhile, in bruting process
Digital display reads grinding angle and grinding depth, timely feedback adjustment grinding angle and grinding depth in real time, can be with
Realize the accurate polishing to polishing region；Strainer is simple, changes abrasive band conveniently, and whole bruting process is simple to operate, can be single
People realizes operation；Battery can avoid environmental pollution as the energy, and can be real realize is efficient, environmental protection steel rail grinding is made
Industry.
One of ordinary skill in the art will appreciate that：Accompanying drawing is the schematic diagram of one embodiment, module in accompanying drawing or
Flow is not necessarily implemented necessary to the utility model.
One of ordinary skill in the art will appreciate that：The part in device in embodiment can be according to embodiment description point
It is distributed in the device of embodiment, it is also possible to carry out respective change and be disposed other than in one or more devices of the present embodiment.On
Stating the part of embodiment can merge into a part, it is also possible to be further split into multiple subassemblies.
The above, only the utility model preferably specific embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is defined by scope of the claims.
Claims (8)
1. a kind of rechargeable steel rail profile belt grinder, it is characterised in that including：Frame, guide wheel, motor, battery, cone tooth
Wheel, semi-girder and belt sanding head device, set disk roller on the semi-girder, the guide wheel is arranged on front and rear the two of the frame lower end
On individual support zone, the bevel gear is connected in the output shaft of the motor and the drive shaft of the belt sanding head device respectively
End, carries clutch between the motor and the bevel gear, the battery is powered to the motor, and the guide wheel is in rail
Steel rail welding line is polished as milling tools in upper walking, the abrasive band that the belt sanding head dress is centered.
2. rechargeable steel rail profile belt grinder according to claim 1, it is characterised in that the rechargeable rail is imitated
Shape belt grinder also includes transverse-moving mechanism, angular deflection mechanism and lifting pressure exerting arrangement.
3. rechargeable steel rail profile belt grinder according to claim 2, it is characterised in that be provided with the frame
Tilt platform, the angular deflection mechanism is arranged between the frame and the tilt platform, the angular deflection mechanism by
Worm and gear is constituted, and the vertical leading screw that one end is fixedly connected handwheel is provided with the frame, and described tilt platform one end is installed
There is the worm gear coordinated with worm screw, rotate the handwheel and drive the worm gear wheel, and then realize the rotation of the tilt platform；Institute
State and be installed with tilt platform the battery.
4. rechargeable steel rail profile belt grinder according to claim 3, it is characterised in that the transverse-moving mechanism is fixed
On the tilt platform, the transverse-moving mechanism is fixedly connected the leading screw and internal screwed cunning of handwheel including one end
Block, the sliding block is slidably matched with the tilt platform single-degree-of-freedom, rotates the handwheel and then drives the sliding block movement.
5. rechargeable steel rail profile belt grinder according to claim 4, it is characterised in that the lifting pressure exerting arrangement
It is fixedly mounted on the transverse-moving mechanism, the lifting pressure exerting arrangement is fixedly connected leading screw, the belt sanding of handwheel including one end
Head support, left guide pillar and right guide pillar, screwed hole is provided with the belt sanding head support, and the screwed hole is matched somebody with somebody with leading screw
Close, belt sanding head device, motor, bevel gear are installed with belt sanding head support.
6. rechargeable steel rail profile belt grinder according to claim 1, it is characterised in that the belt sanding head dress
Put including abrasive band, driving wheel, contact wheel, strainer, abrasive band cover, the strainer includes tensioning wheel, tensioning handle and bullet
Spring, the abrasive band be wound on successively the contact wheel, driving wheel, tensioning wheel it is cylindrical on.
7. rechargeable steel rail profile belt grinder according to claim 6, it is characterised in that described contact wheel it is outer
Be coaxially arranged with rubber layer on disc, the rubber layer it is cylindrical in inner concavity, the radius of curvature of the rubber layer is more than rail
Maximum curvature radius.
8. rechargeable steel rail profile belt grinder according to claim 1, it is characterised in that described rechargeable rail
Profile abrasive sander also includes digital display, and the digital display is arranged on the upper end of the frame, and the numeral is aobvious
Show that device shows grinding angle and grinding depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621042496.XU CN206169830U (en) | 2016-09-07 | 2016-09-07 | Rechargeable rail profile modeling abrasive belt grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621042496.XU CN206169830U (en) | 2016-09-07 | 2016-09-07 | Rechargeable rail profile modeling abrasive belt grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206169830U true CN206169830U (en) | 2017-05-17 |
Family
ID=58675841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621042496.XU Withdrawn - After Issue CN206169830U (en) | 2016-09-07 | 2016-09-07 | Rechargeable rail profile modeling abrasive belt grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206169830U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271987A (en) * | 2016-09-07 | 2017-01-04 | 北京交通大学 | Rechargeable steel rail profile belt grinder |
| CN107165008A (en) * | 2017-07-19 | 2017-09-15 | 西藏天仁科技发展有限公司 | A kind of sander of adjustable rail lip polishing height |
| CN107175554A (en) * | 2017-07-19 | 2017-09-19 | 西藏天仁科技发展有限公司 | A kind of rail lip automatically grinding method |
| CN107175555A (en) * | 2017-07-19 | 2017-09-19 | 西藏天仁科技发展有限公司 | A kind of two-way rail fat-edges sander |
| CN107217558A (en) * | 2017-07-19 | 2017-09-29 | 西藏天仁科技发展有限公司 | A kind of rail lip automatic sander |
| CN108161601A (en) * | 2017-12-26 | 2018-06-15 | 苏州贝尔纳德铁路设备有限公司 | A kind of EMU central hole polishing device |
| CN108296944A (en) * | 2018-01-26 | 2018-07-20 | 重庆雷钜电子科技有限公司 | Quick workpiece polishing mechanism |
| CN110804911A (en) * | 2019-11-25 | 2020-02-18 | 株洲时代电子技术有限公司 | Steel rail polishing unit |
| CN115613405A (en) * | 2022-09-16 | 2023-01-17 | 北京交通大学 | Dual-purpose shaped steel rail welding seam abrasive band equipment of polishing of folded cascade land rail |
| CN116575277A (en) * | 2023-07-13 | 2023-08-11 | 山东派力恩机械制造有限公司 | Maintenance device with splash preventing function for railway track |
-
2016
- 2016-09-07 CN CN201621042496.XU patent/CN206169830U/en not_active Withdrawn - After Issue
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271987A (en) * | 2016-09-07 | 2017-01-04 | 北京交通大学 | Rechargeable steel rail profile belt grinder |
| CN106271987B (en) * | 2016-09-07 | 2019-02-22 | 山东智沃轨道交通设备有限公司 | Rechargeable steel rail profile belt grinder |
| CN107165008A (en) * | 2017-07-19 | 2017-09-15 | 西藏天仁科技发展有限公司 | A kind of sander of adjustable rail lip polishing height |
| CN107175554A (en) * | 2017-07-19 | 2017-09-19 | 西藏天仁科技发展有限公司 | A kind of rail lip automatically grinding method |
| CN107175555A (en) * | 2017-07-19 | 2017-09-19 | 西藏天仁科技发展有限公司 | A kind of two-way rail fat-edges sander |
| CN107217558A (en) * | 2017-07-19 | 2017-09-29 | 西藏天仁科技发展有限公司 | A kind of rail lip automatic sander |
| CN108161601B (en) * | 2017-12-26 | 2024-03-29 | 夏冰心 | Motor train unit center hole polishing device |
| CN108161601A (en) * | 2017-12-26 | 2018-06-15 | 苏州贝尔纳德铁路设备有限公司 | A kind of EMU central hole polishing device |
| CN108296944A (en) * | 2018-01-26 | 2018-07-20 | 重庆雷钜电子科技有限公司 | Quick workpiece polishing mechanism |
| CN110804911A (en) * | 2019-11-25 | 2020-02-18 | 株洲时代电子技术有限公司 | Steel rail polishing unit |
| CN115613405A (en) * | 2022-09-16 | 2023-01-17 | 北京交通大学 | Dual-purpose shaped steel rail welding seam abrasive band equipment of polishing of folded cascade land rail |
| CN116575277A (en) * | 2023-07-13 | 2023-08-11 | 山东派力恩机械制造有限公司 | Maintenance device with splash preventing function for railway track |
| CN116575277B (en) * | 2023-07-13 | 2023-09-12 | 山东派力恩机械制造有限公司 | Maintenance device with splash preventing function for railway track |
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