CN106271987B - Rechargeable steel rail profile belt grinder - Google Patents
Rechargeable steel rail profile belt grinder Download PDFInfo
- Publication number
- CN106271987B CN106271987B CN201610808078.5A CN201610808078A CN106271987B CN 106271987 B CN106271987 B CN 106271987B CN 201610808078 A CN201610808078 A CN 201610808078A CN 106271987 B CN106271987 B CN 106271987B
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- China
- Prior art keywords
- steel rail
- wheel
- abrasive band
- belt
- rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/16—Machines or devices using grinding or polishing belts; Accessories therefor for grinding other surfaces of particular shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention provides a kind of rechargeable steel rail profile belt grinders.It specifically includes that rack, guide wheel, motor, battery, bevel gear, semi-girder and belt sanding head device, roller is set on semi-girder, guide wheel is mounted on former and later two support zones of the rack lower end, and clutch is had between motor and bevel gear.Sander of the invention is using abrasive band as milling tools, and using battery as power source, battery drives motor when operation, and motor driven abrasive band is polished, and sbrasive belt grinding is flexible grinding, can be reduced the influence vibrated to Problems in Machining of Steel Rail surface quality；Contact wheel uses the profiling contact wheel of outer circle indent, rail and abrasive band contact area can be increased, the polishing operation requirement of the entire profile of rail can be realized with less envelope number, compared to grinder buffing, polishing operation efficiency is improved, operator's labor intensity is alleviated；Easy to operate, safety and environmental protection simultaneously.
Description
Technical field
The present invention relates to railway maintenance field of mechanical technique more particularly to a kind of rechargeable steel rail profile belt grinders.
Background technique
There is all kinds of profiling sanders, these sanders to use grinder buffing more for steel rail grinding care field at present, and
All using gasoline as power source.All there is following points for wheel sander: grinder buffing is that rigidity is polished, 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 needs to use planar envelope rail when polishing whole rail, is then polished one by one light belt plane, polishes
Low efficiency；Gasoline combustion can bring problem of environmental pollution.Existing belt grinder implements polishing operation, phase using plane contact wheel
For grinding wheel, it is not obviously improved grinding efficiency；Still power is provided using internal combustion engine, causes certain environment dirty in use process
Dye；Furthermore manual deflection is only relied on when realizing the weld grinding of different angle, grinding angle cannot be accurately positioned.
Summary of the invention
The embodiment provides a kind of rechargeable steel rail profile belt grinders, to realize using abrasive band to rail
Effectively polished.
To achieve the goals above, this invention takes following technical solutions.
A kind of rechargeable steel rail profile belt grinder, comprising: rack, guide wheel, motor, battery, bevel gear, semi-girder and
Roller is arranged on the semi-girder in belt sanding head device, and the guide wheel is mounted on former and later two support portions of the rack 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 had between machine and the bevel gear, the battery is powered to the motor, and the guide wheel is walked on rail, institute
It states belt sanding head and fills the abrasive band centered as milling tools, polish steel-rail rail-road switch.
Further, the rechargeable steel rail profile belt grinder further includes transverse-moving mechanism, angular deflection mechanism and liter
Pressure exerting arrangement drops.
Further, tilt platform is installed, the angular deflection mechanism is arranged in the rack and institute in the rack
It states between tilt platform, the angular deflection mechanism is made of worm and gear, is equipped with one end in the rack and is fixedly connected with hand
The worm screw of wheel, described tilt platform one end are equipped with the worm gear with worm screw cooperation, rotate the handwheel and drive the worm gear rotation,
And then realize the rotation of the tilt platform；The battery is fixedly installed on the tilt platform.
Further, the transverse-moving mechanism is fixedly mounted on the tilt platform, and the transverse-moving mechanism includes that one end is solid
Surely the traversing lead screw and internal screwed sliding block, the sliding block for connecting handwheel are matched with tilt platform single-degree-of-freedom sliding
It closes, rotate the handwheel and then drives the sliding block mobile.
Further, the lifting pressure exerting arrangement is fixedly mounted on the transverse-moving mechanism, the lifting pressure exerting arrangement packet
It includes one end and is fixedly connected with the down-feed screw of handwheel, belt sanding head support, left guide post and right guide post, the belt sanding head branch
Threaded hole is provided on support, the threaded hole and lead screw cooperate, and are fixedly installed with belt sanding head on belt sanding head support
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 that tensioning wheel, tensioning handle and spring, the abrasive band are successively wound on the contact wheel, driving wheel, tensioning wheel
Outer circle on.
Further, rubber layer is coaxially arranged on the periphery of the contact wheel, the outer circle of the rubber layer is in interior
Concavity, the radius of curvature of the rubber layer are greater than the maximum curvature radius of rail.
Further, the rechargeable steel rail profile belt grinder further includes digital display, the number display
Device is mounted on the upper end of the rack, and the digital display shows grinding angle and grinding depth.
As can be seen from the technical scheme provided by the above-mentioned embodiment of the present invention, the rechargeable rail of the embodiment of the present invention is imitative
Shape belt grinder is using abrasive band as milling tools, and using battery as power source, battery drives motor when sander is polished,
Motor driven abrasive band is polished, and operation process not will lead to environmental pollution.Using abrasive band as milling tools, sbrasive belt grinding is
Flexibility grinding, can be reduced the influence vibrated to Problems in Machining of Steel Rail surface quality；Contact wheel uses profiling contact wheel, so that in abrasive band
It is recessed, rail and abrasive band contact area can be increased, the polishing operation of the entire profile of rail can be realized with less envelope number
It is required that improving polishing operation efficiency compared to grinder buffing, operator's labor intensity is alleviated；In addition, the present invention is in outside
Under conditions permit, electric power directly can also be obtained from polishing operation scene.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without any creative labor, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of overall structure figure of rechargeable steel rail profile belt grinder provided in an embodiment of the present invention
Fig. 2 is a kind of deflection mechanism figure of rechargeable steel rail profile belt grinder provided in an embodiment of the present invention
Fig. 3 is a kind of cross sliding machine composition of rechargeable steel rail profile belt grinder provided in an embodiment of the present invention
Fig. 4 is a kind of lifting pressing structure figure of rechargeable steel rail profile belt grinder provided in an embodiment of the present invention
Fig. 5 is that a kind of belt sanding head device of rechargeable steel rail profile belt grinder provided in an embodiment of the present invention shows
It is intended to
Fig. 6 is a kind of rechargeable steel rail profile belt grinder provided in an embodiment of the present invention in different grinding angle conditions
The schematic diagram of lower work.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being arranged used in specification of the invention
Diction " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.Wording used herein
"and/or" includes one or more associated any cells for listing item and all combinations.
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 term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, it will not be explained in an idealized or overly formal meaning.
In order to facilitate understanding of embodiments of the present invention, it is done by taking several specific embodiments as an example below in conjunction with attached drawing further
Explanation, and each embodiment does not constitute the restriction to the embodiment of the present invention.
The invention will be described in further detail with specific embodiment with reference to the accompanying drawing:
The present invention provides a kind of rechargeable steel rail profile belt grinders, can be deflected around rail, is traversing and inclined
The vertical feed for turning direction realizes ± 90 ° of range polishings, amendment to the overlap of steel rail weld joint, driving face and commissure
The profile of rail head meets polishing maintenance demand.
Above-mentioned rechargeable steel rail profile belt grinder mainly includes rack, guide wheel, threephase asynchronous machine, battery, number
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 the roller on semi-girder is set.The guide wheel is mounted on former and later two support zones of rack lower end；The digital display peace
Mounted in frame upper end；The bevel gear is connected in threephase asynchronous machine output shaft and belt sanding head device drive shaft end respectively, and three
Clutch is provided between phase Induction Machines and bevel gear, the battery is powered to the motor.
Equipped with the tilt platform for carrying entire workpiece polishing mechanism in rack, it is arranged between the rack and tilt platform angled
Deflection mechanism, angular deflection mechanism are made of worm and gear, are fixedly connected with the worm screw of handwheel, tilt platform in rack equipped with one end
One end is equipped with the worm gear cooperated with worm screw, rotation handwheel and then drive worm gear rotation, realizes the rotation of tilt platform；The deflection
Battery is fixedly installed on platform.
The transverse-moving mechanism is fixedly mounted on tilt platform；The transverse-moving mechanism is fixedly connected with the traversing of handwheel by one end
Lead screw and internal screwed sliding block composition, the sliding block are slidably matched with tilt platform single-degree-of-freedom, and rotation handwheel is in turn
Band movable slider is mobile.
The lifting pressure exerting arrangement is fixedly mounted on transverse-moving mechanism, and the lifting pressure exerting arrangement includes that one end is fixedly connected
Down-feed screw, belt sanding head support, left guide post and the right guide post of handwheel；Screw thread is had on the belt sanding head support
Hole cooperates with lead screw, is fixedly installed with belt sanding head device, motor, bevel gear on 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 is successively wound in the outer circle of contact wheel, driving wheel, tensioning wheel.
One layer of rubber is coaxially arranged on the contact wheel periphery, rubber layer outer circle is in inner concavity, radius of curvature
Greater than the maximum curvature radius of rail.
Illustratively, the embodiment of the invention provides a kind of overall structure figure of belt grinder as shown in Figure 1, including machine
Frame, guide wheel 1, threephase asynchronous machine 9, battery 10, digital display 14, bevel gear, tilt platform 13, belt sanding head device
And its transverse-moving mechanism, angular deflection mechanism and lifting pressure exerting arrangement, semi-girder 21 and the roller 22 being arranged on semi-girder, rack by
Wheel stand 2 and handrail 3 form, and handrail 3 is fixedly connected on two wheel stands by nut, before guide wheel 1 is mounted on rack lower end
Latter two support zone；Semi-girder 15 is welded on wheel stand 2, can stretch different length, adapts to the rail of different gauges, semi-girder
For 21 other end dress there are two roller 22 is supported, roller can keep entire sander quiet run during the grinding process；Number is aobvious
Show that device 14 is mounted on the rack end, is respectively provided with angular transducer and pressure sensing on deflection mechanism and lifting pressure exerting arrangement
Device, deflection angle and grinding depth can display real-time on digital sensor in bruting process；It is different that bevel gear is connected in three respectively
9 output shaft end of motor and belt sanding head device drive shaft end are walked, clutch is had 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 entire workpiece polishing mechanism of carrying in rack
Turning platform 13, angular deflection mechanism is provided between rack and tilt platform, angular deflection mechanism is made of worm gear 5, worm screw 4,
The worm screw 4 of handwheel is fixedly connected in rack equipped with one end, tilt platform one end is equipped with the worm gear 5 cooperated with worm screw, tilt platform
It is placed with cylinder roller bearing between the revolute pair of rack, rotation handwheel and then drives worm gear rotation when operation, realize deflection
The rotation of platform 13 makes belt grinder realize the polishing operation of different angle.
The structure chart of the transverse-moving mechanism of belt grinder is traversing as shown in figure 3, transverse-moving mechanism is mounted on tilt platform 13
Mechanism is fixedly connected with the traversing lead screw of handwheel by one end and internal screwed sliding block forms, and sets between lead screw and tilt platform
It is equipped with bearing, is interference fitted between lead screw and bearing, sliding block is slidably matched with tilt platform single-degree-of-freedom, rotation handwheel and then band
Movable slider is mobile, 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 includes that one end is fixedly connected with vertical lead screw 7, belt sanding head support 8, left guide post and the right side of handwheel and leads
Column 6；Threaded hole is had on belt sanding head support, is cooperated with lead screw, and there are two through-holes for two sides setting, with left and right guide post gap
Cooperation is able to maintain support frame and stablizes, and belt sanding head device, motor 9, cone tooth are fixedly installed on belt sanding head support
Wheel；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 rod 19 and spring 20；Abrasive band is successively wound on and connects
Wheel trolley, driving wheel, tensioning wheel outer circle on.Support rod is pulled, abrasive band is unclamped；Support rod is unclamped, support rod is in spring force
Effect is lower to push tensioning wheel and abrasive band to be in close contact, and is tensioned abrasive band.Abrasive band can be more and more loose during the grinding process, in strainer
Under the action of, abrasive band can remain tensioning.An abrasive band protective cover 21, protection worker behaviour are provided on the outside of entire grinding head device
Make safety；One layer of rubber is coaxially arranged on contact wheel periphery, rubber layer outer circle is 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 operates, abrasive band profiling sander is placed on rail welding first
Place, the semi-girder 21 that trails is to another rail；Restart motor 9, dally 30 seconds closure clutches, drives driving wheel rotation, in turn
Drive abrasive band rotation；Joint rotation worm screw 4 and traversing lead screw 11 observe digital display 14, needed for deflecting to workpiece polishing mechanism
Grinding angle adjusts elevating mechanism and presses to grinding head, pays attention to observing grinding depth, handrail is pushed to make sander along rail
It is mobile, angular regions polishing is completed, what rechargeable steel rail profile belt grinder worked under the conditions of different grinding angles shows
It is intended to as shown in Figure 6；After completing polishing, grinding device is risen, power supply is disconnected, loosens the clutch, keep each mechanism of sander extensive
Restore position.
In conclusion the rechargeable steel rail profile belt grinder of the embodiment of the present invention is using abrasive band as milling tools, with
Battery is as power source, and battery drives motor when sander is polished, and motor driven abrasive band is polished.During the grinding process
It can be deflected around rail, traversing and deflection direction vertical feed is to steel rail weld joint, driving face and commissure
Overlap realize the polishing of ± 90 ° of ranges, correct the profile of rail head.
Using abrasive band as milling tools, sbrasive belt grinding is the rechargeable steel rail profile belt grinder of the embodiment of the present invention
Flexibility grinding can be reduced the influence vibrated to Problems in Machining of Steel Rail surface quality, and contact wheel uses profiling contact wheel, so that in abrasive band
It is recessed, rail and abrasive band contact area can be increased, the polishing operation of the entire profile of rail can be realized with less envelope number
It is required that improving polishing operation efficiency compared to grinder buffing, operator's labor intensity is alleviated.Meanwhile number in bruting process
Word display reads grinding angle and grinding depth in real time, timely feedbacks adjustment grinding angle and grinding depth, Ke Yishi
Now to the accurate polishing of polishing region；Strainer is simple, and replacement abrasive band is convenient, and entire bruting process is easy to operate, can one
Realize operation；Battery can really realize efficient, environmentally friendly steel rail grinding operation as the energy to avoid environmental pollution.
Those of ordinary skill in the art will appreciate that: attached drawing is the schematic diagram of one embodiment, module in attached drawing or
Process is not necessarily implemented necessary to the present invention.
Those of ordinary skill in the art will appreciate that: the component in device in embodiment can describe to divide according to embodiment
It is distributed in the device of embodiment, corresponding change can also be carried out and be located in one or more devices different from the present embodiment.On
The component for stating embodiment can be merged into a component, can also be further split into multiple subassemblies.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (6)
1. a kind of rechargeable steel rail profile belt grinder characterized by comprising rack, guide wheel, motor, battery, cone tooth
Roller is arranged on the semi-girder in wheel, semi-girder and belt sanding head device, and the guide wheel is mounted on the front and back two of the rack lower end
On a 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 has clutch between the motor and the bevel gear, the battery is powered to the motor, and the guide wheel is in rail
Upper walking, the abrasive band that the belt sanding head dress centers polish to steel rail welding line as milling tools；
The rechargeable steel rail profile belt grinder further includes transverse-moving mechanism, angular deflection mechanism and lifting pressure exerting arrangement；
Tilt platform is installed in the rack, the angular deflection mechanism setting the rack and the tilt platform it
Between, the angular deflection mechanism is made of worm and gear, and the worm screw that one end is fixedly connected with handwheel is equipped in the rack, described
Tilt platform one end is equipped with the worm gear with worm screw cooperation, rotates the handwheel and drives the worm gear rotation, and then described in realization
The rotation of tilt platform；The battery is fixedly installed on the tilt platform.
2. rechargeable steel rail profile belt grinder according to claim 1, which is characterized in that the transverse-moving mechanism is fixed
It is mounted on the tilt platform, the transverse-moving mechanism includes the traversing lead screw that one end is fixedly connected with handwheel and inside with screw thread
Sliding block, the sliding block is slidably matched with the tilt platform single-degree-of-freedom, rotates the handwheel and then the sliding block is driven to move
It is dynamic.
3. rechargeable steel rail profile belt grinder according to claim 2, which is characterized in that the lifting pressure exerting arrangement
It is fixedly mounted on the transverse-moving mechanism, the lifting pressure exerting arrangement includes that one end is fixedly connected with the down-feed screw of handwheel, abrasive band
It polishes head support, left guide post and right guide post, is provided with threaded hole on the belt sanding head support, the threaded hole and lead screw
Cooperate, is fixedly installed with belt sanding head device, motor, bevel gear on belt sanding head support.
4. rechargeable steel rail profile belt grinder according to claim 1, which is characterized in that the belt sanding head dress
It sets including abrasive band, driving wheel, contact wheel, strainer, abrasive band cover, the strainer includes tensioning wheel, tensioning handle and bullet
Spring, the abrasive band are successively wound in the outer circle of the contact wheel, driving wheel, tensioning wheel.
5. rechargeable steel rail profile belt grinder according to claim 4, which is characterized in that outside the contact wheel
Rubber layer is coaxially arranged on disc, the outer circle of the rubber layer is in inner concavity, and the radius of curvature of the rubber layer is greater than rail
Maximum curvature radius.
6. rechargeable steel rail profile belt grinder according to claim 1, which is characterized in that the rechargeable rail
Profile abrasive sander further includes digital display, and the digital display is mounted on the upper end of the rack, and the number is aobvious
Show that device shows grinding angle and grinding depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610808078.5A CN106271987B (en) | 2016-09-07 | 2016-09-07 | Rechargeable steel rail profile belt grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610808078.5A CN106271987B (en) | 2016-09-07 | 2016-09-07 | Rechargeable steel rail profile belt grinder |
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| Publication Number | Publication Date |
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| CN106271987A CN106271987A (en) | 2017-01-04 |
| CN106271987B true CN106271987B (en) | 2019-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610808078.5A Active CN106271987B (en) | 2016-09-07 | 2016-09-07 | Rechargeable steel rail profile belt grinder |
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| CN108166341B (en) * | 2018-01-06 | 2019-04-19 | 北京铁路局保定工务段 | A kind of rail exterior feature track numerical coutrol fine grinding machine |
| CN109048600A (en) * | 2018-09-28 | 2018-12-21 | 天津尚吉液压设备有限公司 | Railway track joint sander |
| CN110227987B (en) * | 2019-06-24 | 2020-10-09 | 芜湖中铁科吉富轨道有限公司 | Grinding device for groove type rail groove |
| CN111851176B (en) * | 2019-12-30 | 2023-05-16 | 山东博砺思轨道交通装备科技有限公司 | Rail profiling polisher |
| CN112695576B (en) * | 2020-10-15 | 2022-08-23 | 中铁十六局集团铁运工程有限公司 | Electrified railway business line laying method based on accurate positioning of turnout inserting and laying positions |
| CN113386028B (en) * | 2021-07-21 | 2022-07-29 | 臧程程 | Edge R angle grinding device |
| CN114619189B (en) * | 2022-05-12 | 2022-07-22 | 苏州超莱斯机器人科技有限公司 | Auto-parts welding robot |
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| CN2374303Y (en) * | 1999-06-18 | 2000-04-19 | 重庆大学 | Mobile multifunctional abrasive band grinding and polishing appts. |
| CN201371396Y (en) * | 2009-03-27 | 2009-12-30 | 青岛港（集团）有限公司 | Special grinder machine for steel rail |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106271987A (en) | 2017-01-04 |
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