CN1309208A - Device for grinding rail - Google Patents

Device for grinding rail Download PDF

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Publication number
CN1309208A
CN1309208A CN01104555A CN01104555A CN1309208A CN 1309208 A CN1309208 A CN 1309208A CN 01104555 A CN01104555 A CN 01104555A CN 01104555 A CN01104555 A CN 01104555A CN 1309208 A CN1309208 A CN 1309208A
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CN
China
Prior art keywords
rail
wheel
carrier
along
polishing mechanism
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.)
Granted
Application number
CN01104555A
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Chinese (zh)
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CN1179092C (en
Inventor
约瑟夫·赫特伦迪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ROBER RAILWAY CONSTRUCTION MACHINERY AG
Original Assignee
ROBER RAILWAY CONSTRUCTION MACHINERY AG
Priority date (The priority date 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 date listed.)
Filing date
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Application filed by ROBER RAILWAY CONSTRUCTION MACHINERY AG filed Critical ROBER RAILWAY CONSTRUCTION MACHINERY AG
Publication of CN1309208A publication Critical patent/CN1309208A/en
Application granted granted Critical
Publication of CN1179092C publication Critical patent/CN1179092C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
    • E01B31/02—Working rail or other metal track components on the spot
    • E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
    • E01B31/17—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)

Abstract

A device (1) for grinding track (3) rail (2) is disclosed. The device equips with a bearing frame (5), the end of which is supported or rolling on the rail (2) through a detection wheel (7) ring pairs (43) at a distance of the longitudinal direction of the rail. The bearing frame is rotated surround a rotary axis line (26) extending in the longitudinal direction along the rail using a rotary drive device (33). The bearing frame (5) has two grinding units (15) configured face to face along the longitudinal direction of the rail between the detection wheel (7) ring pairs (43). One grinding side (25) of the grinding units (15), each of them may adjust the position of the rail, parallels with one grinding plane tangent with the detection wheel at the contacting point of two detection wheels (7) therein and the rail(2). A separation angle from 40 DEG to 140 DEG is between the the contacting lines (42) comprising of a plurality of contacting points of two detection wheels (7) configured relatively along the longitudinal direction of the rail.

Description

The device that rail grinding is used
The present invention relates to the device that a kind of polishing orbit rail is used.This device has a carrier, and being equipped with above can be to the workpiece polishing mechanism of an one steel rail adjusting position.The end of carrier by along rail detection wheel that is vertically separated by a distance, that be positioned at workpiece polishing mechanism both sides supporting or rolling on rail, wherein workpiece polishing mechanism buffed surface is parallel at two and surveys the wheel polishing plane tangent with surveying wheel with the contact point place of rail.In addition, utilize device of rotation driving can make carrier center on a pivot center rotation along the rail longitudinal extension.
A kind of like this steel rail grinding device that the EP0743395B1 patent is introduced, known.The carrier of this covering device is bearing on the rail of preparing polishing by surveying wheel.Surveying wheel also is the profiling steamboat of workpiece polishing mechanism simultaneously.Workpiece polishing mechanism is a jar shape disk, and available engine start makes it to recline perpendicular to rail axis rotation longitudinally and to rail around one.The two ends of carrier by along rail longitudinally the formed pivot center of turning cylinder link to each other with a unit framework.Unit framework is equipped with directive wheel, is used for rolling on rail.Utilize device of rotation driving can make carrier center on pivot center with respect to 180 ° of the about upsets of unit framework.During the horizontal tread of rail grinding, device is bearing on the rail by surveying wheel, and with manually making it reciprocating motion.When two edges of polishing rail head or rail side, with carrier together with workpiece polishing mechanism with survey wheel and rotate 90 ° to a side.Unit framework keeps the upright position and rolls on rail by directive wheel at this moment.A resilient clamping element provides workpiece polishing mechanism the thrust required to the rail head side.
The another kind of sanding apparatus of EP0665332B1 patent introduction has one equally and is bearing in the unit framework of surveying on wheel or the profiling steamboat and workpiece polishing mechanism being housed.Framework can rotate 90 ° to the rail inboard of preparing polishing around an axis along the rail longitudinal extension.When device is in the position of inclination fully, utilize the directive wheel of belt wheel edge to prevent that carrier from sliding from rail.Utilize this device can only rail grinding tread and rail head inward flange or medial surface.
The another set of device that the DE1727118U1 patent is introduced, the detection wheel of its carrier or a side of contour wheel have huge wheel rim, so just can make carrier to 90 ° of rail lopsidedness, and the wheel rim of surveying wheel then makes device not fall from rail.
Each is surveyed wheel and is equipped with a steamboat in a kind of sander that the US5303514 patent is introduced, to obtain similar effects.The axle of this steamboat during the device lateral rotation, is promptly taken turns the weight of holder perpendicular to the axle of surveying wheel thus.
At last, the DE-PS1154496 patent has also been introduced a kind of steel rail grinding device, and its carrier is contained on the unit framework, can tilt 90 ° to both sides respectively from the upright position.Every end of unit framework is equipped with two directive wheels.Directive wheel has a down dip to rail head both sides court by certain angle.When the unit framework lateral tilt, can prevent that it from sliding.
Purpose of the present invention is exactly to create the device that a kind of this paper starts described type, requires this covering device can obtain job scheduling faster under the situation that enlarges purposes.
Above-mentioned purpose is to realize with the device that a kind of polishing orbit rail is used, this device has a carrier, being equipped with above it can be to the workpiece polishing mechanism of an one steel rail adjusting position, the end of carrier is by vertically separated by a distance along rail, be positioned at the detection wheel supporting of workpiece polishing mechanism both sides or rolling on rail, a buffed surface of its workpiece polishing mechanism is parallel to one on two polishing planes tangent with surveying wheel, contact point place of surveying wheel and rail, in addition, utilize device of rotation driving can make carrier center on a pivot center rotation along the rail longitudinal extension, carrier along rail vertically be equipped with two pairs tandem, detection wheel along the horizontal positioned opposite of rail, and two two pairs survey the wheel wheel between along the workpiece polishing mechanism of the horizontal positioned opposite of rail, wherein two have 40 ° to 140 ° angle between the formed contact wire of numerous contact points of the detection wheel of the horizontal positioned opposite of rail.
Form of structure according to the invention, its advantage is exactly the moulding (because each workpiece polishing mechanism has the detection wheel of two the performance contour wheels effect of oneself) that can guarantee to duplicate best rail head, and the present position was irrelevant at that time on rail head surface in carrier lateral rotation process with workpiece polishing mechanism.Above-mentioned lateral rotation has special advantage when using two workpiece polishing mechanisms, because the polishing surface is provided with by certain angle, so rotational angle hour also is enough to duplicate whole rail head from a side to another side.When the angle between the contact wire is approximately 90 ° form of structure, has only 45 ° towards the above-mentioned rotational angle of a side or opposite side, thereby can more advantageously set the size of device of rotation driving, also can improve operating speed simultaneously.In addition, make two contacts wire form angle mutually and also have an excellent results, be exactly guiding device on rail especially reliably, exactly when rotating, two energy of surveying in the wheel play a role as wheel rim and anti-locking apparatus slides from rail head.
According to of the present invention one favourable design, described two of being contained in the same end of carrier survey wheel and are truncated cone body shape, their facing mutually separately than small end face, these two survey wheel be in one common,, can rotate separately separately longitudinally on the pivot center perpendicular to rail.In addition, survey the aspectant end of wheel vertically separated by a distance along pivot center.
Extremely superior when polishing spreading burr like this, do not contact the spreading thrust because surveying the both sides rolling that wheel can be along the shape of rail head from burr or shifted by it.Device according to the invention also is particularly suitable for the welding point of polishing, because along vertically in a certain distance apart from one another the detection wheel wheel of rail to both sides rolling on rail head cross-section along weld, thereby can with the overlap of section configuration ground in full accord polishing welding seams.
According to another favourable design of the present invention, device of rotation driving and a clamping element align spring such as one and link to each other, and clamping element is used to make carrier to keep aligning the position of rail.
According to another favourable design of the present invention, workpiece polishing mechanism is contained on the carrier, can along carrier vertically or the vertically moving of rail, utilize the drive unit can be along the position of vertical this workpiece polishing mechanism of adjusting of rail.
According to a favourable design more of the present invention, two ends of carrier be contained in survey that wheel links to each other,, utilize to advance drive unit to regulate carrier to surveying the position of taking turns longitudinally on the lead perpendicular to rail along lead.
To be described in detail the present invention by an embodiment shown in the drawings below, in the accompanying drawing:
Fig. 1 is the oblique view of steel rail grinding device of the present invention, wherein for clarity sake, and not shown all parts,
Fig. 2 and 3 is for surveying wheel and the workpiece polishing mechanism vertical extremely simple front elevation drawing along rail when the different work position.
Device 1 shown in Figure 1 is used for the rail 2 of polishing orbit 3, and is installed in as the operation unit on the track processing machine 4 (for clarity sake only schematically showing) of a traveling in orbit.This machinery can be assembled into various ways, such as being a traditional self-propelled rail grinding machine, perhaps setting up various operation units and uses as railway construction machine.Can also be above on the machinery 4 many covering devices 1 being installed in the rail 2 of track 3 along vertical front and back of rail.
Device 1 has a carrier 5 along the longitudinal extension of rail 2.When operation position shown in Figure 1, carrier is by taking turns 7 supportings or rolling on rail along two detections that laterally are installed in carrier 5 two ends 6 relatively of rail.Be installed in carrier 5 same ends 6 and form the detection wheel 7 of taking turns, be fixed on the same rolling wheel support 8 43.Support with perpendicular to rail longitudinally lead 9 link to each other.Carrier 5 is contained on the lead movably, utilizes to advance drive unit 10 that carrier is moved with respect to detection wheel 7 (that is with respect to rail 2).The action of two drive units 10 is synchronous and with other that the drive unit that is described further is the same, and the method for available remote control starts it.
In addition, the upside of carrier 5 have two along carrier horizontal separated by a distance, along the horizontally-guided bar 11 of rail longitudinal extension, slide 12 is housed above, utilize drive unit 13 can make it to move along slide-and-guide bar 11.Slide 12 links to each other with angular support frame 14 below carrier 5.Be equipped with two on the angular support frame along the vertical and horizontal of carrier 5 workpiece polishing mechanism 15 separated by a distance.The emery wheel drive unit 17 of rotary type grinding wheel 16 and hydraulic pressure is equipped with along the workpiece polishing mechanism that laterally is oppositely arranged 15 of rail, respectively.
As Fig. 2 more clearly shown in, surveying wheel 7 is truncated cone body shape, wherein survey the wheel wheel to surveying wheel 7 along two of the horizontal positioned opposite of rail in 43 along vertically tandem two pairs of rail, be installed in one Face to face perpendicular to rail longitudinally on the axle 19 with its less end face 18, thereby can rotate around common rotational axis line 20.Above-mentioned end face 18 is along vertical layout separated by a distance of pivot center 20, surveys wheel 7 rotation on axle 19 separately separately.Survey wheel 7 and rail 2 for one, exactly be positioned at one longitudinally, on the contact wire 42 formed by many this contact points 21, exactly be positioned on the polishing plane 23 of forming by contact wire perpendicular to rail with the corresponding contact point 21 of rail head 22.Along carrier 5 laterally, exactly between two relative contacts wire 42 that laterally form like this of rail, 40 ° to 140 ° angle is arranged, but mainly is to form about 90 ° angle as shown in FIG..Two workpiece polishing mechanisms 15, exactly the emery wheel 16 of workpiece polishing mechanism is formed and is parallel to the buffed surface 2 that contact wire 42 forms polishing plane 23.Start propelling drive unit 10 and just can regulate buffed surfaces 25, polishing off up to buffed surface 25 after the spreading burr 40 or similar substance of protrusion, accurately be positioned within the polishing plane 23 perpendicular to polishing plane 23.
Each end in two ends 6 of carrier 5 links to each other with connecting rod 27, can be around one along rail pivot center 26 rotations longitudinally.The other end 28 of connecting rod and machinery 4, exactly hinged with the frame 29 of machinery.Connecting rod 27 is made up of parts 30,31 two suits, retractable.Utilize a clamping element 37 that aligns spring 32 forms, two parts are applied prestressing force by certain position.The part 30 that connecting rod 27 is connected with carrier 5, also hinged with a device of rotation driving 33 with the hydraulic cylinder form of connecting rod almost parallel, its free end be positioned at carrier 5 on, link to each other with pivot center 26 tie point 34 separated by a distance.An about vertically disposed hoisting-driving device 35 is between connecting rod 27 parts 31 and mechanical 4 frames 29, and the articulated type mounting method is adopted at its two ends.
During operation, utilize hoisting-driving device 35 will install 1 and be placed on the rail 2 and be close to rail lightly together with surveying wheel 7.This moment, centring spring 32 relaxed, and device of rotation driving 33 is in zero-bit, thereby makes the middle part of carrier 5 align rail 2, exactly aligns rail head 22.In position shown in Figure 2, the rail edge 39 of first rail grinding 2.This moment, device 1 was by 21 of the contact points rail edge 39 that reclines.Start to promote drive unit 10 and will be positioned at and survey wheel 7 and take turns the emery wheel 16 of the workpiece polishing mechanism 15 between 43 (forming the polishing benchmark) is pushed to rail head 22, aim at the polishing plane 23 that contacts wire 42 form up to buffed surface 25.So just can utilize drive unit 13 to make the reciprocating motion of workpiece polishing mechanism 15 overlapping and improve grinding efficiency.
If rail head 22 has spreading burr 40, just must first deburring before duplicating rail head 22.I.e. situation for this reason shown in Figure 3.Start device of rotation driving 33 for this reason, carrier 5 is rotated 45 °, make detection wheel 7 be positioned at spreading burr 40 tops, exactly be positioned at the both sides of spreading burr, will survey separately certain distance of wheel 7 aspectant end faces 18, form a breach, to hold spreading burr 40, corresponding workpiece polishing mechanism 15 is stepped back, touch spreading burr 40 just, and the plain grinding burr reaches till the polishing plane 23 up to emery wheel 16.Carry out when device 1 is in above-mentioned position equally rail grinding 2 treads 38 and the rail head side 41 of polishing in case of necessity.
Carrier 5 during 45 ° of lateral rotation, is surveyed wheel 7 as mentioned above, and exactly package unit 1 trends towards owing to the pressure that reclines is less sliding from rail head 22 sides.Align that spring 32 is tensioned because of moving of carrier 5 this moment and to the above-mentioned pressure performance reaction that reclines, thereby attempt to make carrier 5 to get back to residing position when aligning rail 2, like this will be 41 produce the pressure that reclines accordingly in the rail head side.
Also can utilize drive unit 13 that workpiece polishing mechanism 15 is moved back and forth selectively, to replace that package unit 1 is periodically moved back and forth on rail 2 by surveying wheel 7.Form of implementation shown in the figure there is another alternative plan, be exactly not use truncated cone body shape to survey wheel, and adopt cylindrical detection to take turns, surveying two detection wheels 7 of taking turns 43 so just is not contained on the common axle, exactly be not contained on the pivot center 20, but separately around an independent pivot center rotation.These two mutual shapes of pivot center in an angle 24, and be parallel to the contact wire 42 of surveying wheel 7.

Claims (6)

1. device that the polishing orbit rail is used, it has a carrier (5), being equipped with above can be to the workpiece polishing mechanism (15) of an one steel rail (2) adjusting position, the end of carrier is by vertically separated by a distance along rail, be positioned at detection wheel (7) supporting of workpiece polishing mechanism (15) both sides or rolling on rail (2), a buffed surface (25) of its workpiece polishing mechanism (15) is parallel to the contact points (21) at two detection wheels (7) and rail (2) and locates and survey the tangent polishing plane (23) of wheel, in addition, utilize device of rotation driving (33) can make carrier (5) around a pivot center (26) rotation along the rail longitudinal extension, it is characterized in that: carrier (5) along rail vertically be equipped with two pairs tandem, detection wheel (7) along the horizontal positioned opposite of rail, and two be positioned at two pairs survey wheel (7) wheel between (43) along the workpiece polishing mechanism (15) of the horizontal positioned opposite of rail, wherein two have 40 ° to 140 ° angle (24) between the formed contacts wire of numerous contact points (21) (42) of the detection wheel (7) of the horizontal positioned opposite of rail.
2. device according to claim 1, it is characterized in that: described two of being contained in the same end of carrier (5) (6) survey wheel (7) and are truncated cone body shape, their facing mutually separately than small end face (18), these two survey wheel (7) be in one common,, can rotate separately separately longitudinally on the pivot center (20) perpendicular to rail.
3. device according to claim 2 is characterized in that: detection wheel (7) aspectant end (18) is vertically separated by a distance along pivot center (20).
4. according to each described device in the claim 1 to 3, it is characterized in that: a device of rotation driving (33) and a clamping element (37), align spring (32) such as one and link to each other, clamping element is used to make carrier (S) to keep aligning the position of rail (2).
5. according to each described device in the claim 1 to 3, it is characterized in that: workpiece polishing mechanism (15) is contained on the carrier (5), can along carrier (S) vertically or the vertically moving of rail (2), utilize the drive unit (13) can be along the position of vertical this workpiece polishing mechanism of adjusting of rail.
6. according to each described device in the claim 1 to 3, it is characterized in that: two ends (6) of carrier (5) be contained in survey that wheel (7) links to each other,, utilize to advance drive unit (10) to regulate carrier to surveying the position of wheel (7) longitudinally on the lead (9) perpendicular to rail along lead.
CNB011045558A 2000-02-16 2001-02-16 Device for grinding rail Expired - Fee Related CN1179092C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20002815.4 2000-02-16
DE20002815U DE20002815U1 (en) 2000-02-16 2000-02-16 Device for grinding rails

Publications (2)

Publication Number Publication Date
CN1309208A true CN1309208A (en) 2001-08-22
CN1179092C CN1179092C (en) 2004-12-08

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CNB011045558A Expired - Fee Related CN1179092C (en) 2000-02-16 2001-02-16 Device for grinding rail

Country Status (6)

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EP (1) EP1126084B1 (en)
CN (1) CN1179092C (en)
AT (1) ATE266770T1 (en)
CZ (1) CZ292558B6 (en)
DE (2) DE20002815U1 (en)
PL (1) PL197173B1 (en)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103132410A (en) * 2011-12-03 2013-06-05 金鹰重型工程机械有限公司 Grinding device for steel rail high-speed grinding train
CN103722477A (en) * 2014-01-20 2014-04-16 中铁一局集团有限公司 Rail web rust removal sander
CN103924490A (en) * 2014-04-22 2014-07-16 北京二七机车工业有限责任公司 Tilting device of grinding unit of rail grinding wagon
CN104195906A (en) * 2014-08-21 2014-12-10 苏州市华宁机械制造有限公司 Positioning frame capable of sliding and overturning on rail
CN104404847A (en) * 2014-12-12 2015-03-11 苏州路云机电设备有限公司 Single-rail profiling grinding machine
CN104480818A (en) * 2014-12-12 2015-04-01 苏州路云机电设备有限公司 External support rod of grinding wheel preposed wedge type fat edge grinding machine
CN106192630A (en) * 2016-09-07 2016-12-07 北京交通大学 Rechargeable steel-rail rail-road switch belt grinder
CN106223143A (en) * 2016-09-07 2016-12-14 北京交通大学 Steel-rail rail-road switch belt grinder
CN106223144A (en) * 2016-09-07 2016-12-14 北京交通大学 Rail corrugation belt grinder
CN106808333A (en) * 2016-09-21 2017-06-09 比亚迪股份有限公司 For the sanding apparatus of light rail track precast body
WO2019153537A1 (en) * 2018-02-09 2019-08-15 中国铁建高新装备股份有限公司 Positioning device applicable to steel rail on-line milling work
CN110952404A (en) * 2019-12-31 2020-04-03 北京交通大学 Deflection upper drive sand belt type steel rail grinding device
CN111971434A (en) * 2018-06-15 2020-11-20 罗贝尔铁路建筑机械有限责任公司 Rail grinding machine for grinding rails of a track
CN113481769A (en) * 2021-06-29 2021-10-08 苏州睿友智能装备有限公司 Intelligent steel rail profile grinding equipment

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2620546A1 (en) 2012-01-26 2013-07-31 Tirso a.s. Robotic device for welding-on of crane's railways
CN102758390B (en) * 2012-07-03 2014-06-18 北京二七轨道交通装备有限责任公司 Angle control device for operation mechanism of polisher
CN113265916B (en) * 2021-05-24 2022-12-02 成都交大焊接科技有限公司 Automatic walking rail web derusting machine with guiding function and adjustable compensation abrasion loss

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DE1727118U (en) 1956-05-09 1956-07-26 Robel & Co G RAIL HEAD REFORMING MACHINE.
DE1154496B (en) * 1960-01-26 1963-09-19 Robel & Co G Rail grinding machine that can be moved by hand
US4583327A (en) * 1983-11-25 1986-04-22 Jackson Jordan, Inc. Rail grinding car
CH675440A5 (en) * 1988-03-04 1990-09-28 Speno International
US5303514A (en) 1988-12-27 1994-04-19 Sumikin Osaka Plant Engineering Co., Ltd. Rail grinding apparatus
DE59405715D1 (en) 1994-02-01 1998-05-20 Plasser Bahnbaumasch Franz Device for grinding rails
DE19518457A1 (en) * 1995-05-19 1996-11-21 Robel Georg Gmbh & Co Device for grinding rails

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103132410A (en) * 2011-12-03 2013-06-05 金鹰重型工程机械有限公司 Grinding device for steel rail high-speed grinding train
CN103132410B (en) * 2011-12-03 2014-12-10 金鹰重型工程机械有限公司 Grinding device for steel rail high-speed grinding train
CN103722477A (en) * 2014-01-20 2014-04-16 中铁一局集团有限公司 Rail web rust removal sander
CN103722477B (en) * 2014-01-20 2016-03-02 中铁一局集团有限公司 Rail web rust removal sander
CN103924490A (en) * 2014-04-22 2014-07-16 北京二七机车工业有限责任公司 Tilting device of grinding unit of rail grinding wagon
CN104195906A (en) * 2014-08-21 2014-12-10 苏州市华宁机械制造有限公司 Positioning frame capable of sliding and overturning on rail
CN104404847A (en) * 2014-12-12 2015-03-11 苏州路云机电设备有限公司 Single-rail profiling grinding machine
CN104480818A (en) * 2014-12-12 2015-04-01 苏州路云机电设备有限公司 External support rod of grinding wheel preposed wedge type fat edge grinding machine
CN106223144A (en) * 2016-09-07 2016-12-14 北京交通大学 Rail corrugation belt grinder
CN106223143A (en) * 2016-09-07 2016-12-14 北京交通大学 Steel-rail rail-road switch belt grinder
CN106192630A (en) * 2016-09-07 2016-12-07 北京交通大学 Rechargeable steel-rail rail-road switch belt grinder
CN106223143B (en) * 2016-09-07 2018-07-24 北京交通大学 Steel-rail rail-road switch belt grinder
CN106192630B (en) * 2016-09-07 2018-10-30 山东智沃轨道交通设备有限公司 Rechargeable steel-rail rail-road switch belt grinder
CN106808333A (en) * 2016-09-21 2017-06-09 比亚迪股份有限公司 For the sanding apparatus of light rail track precast body
WO2019153537A1 (en) * 2018-02-09 2019-08-15 中国铁建高新装备股份有限公司 Positioning device applicable to steel rail on-line milling work
CN111971434A (en) * 2018-06-15 2020-11-20 罗贝尔铁路建筑机械有限责任公司 Rail grinding machine for grinding rails of a track
CN111971434B (en) * 2018-06-15 2021-10-29 罗贝尔铁路建筑机械有限责任公司 Rail grinding machine for grinding rails of a track
CN110952404A (en) * 2019-12-31 2020-04-03 北京交通大学 Deflection upper drive sand belt type steel rail grinding device
CN113481769A (en) * 2021-06-29 2021-10-08 苏州睿友智能装备有限公司 Intelligent steel rail profile grinding equipment
CN113481769B (en) * 2021-06-29 2023-03-14 苏州睿友智能装备有限公司 Intelligent steel rail profile grinding equipment

Also Published As

Publication number Publication date
ATE266770T1 (en) 2004-05-15
DE50006400D1 (en) 2004-06-17
EP1126084A3 (en) 2002-10-02
CZ2001500A3 (en) 2001-10-17
CN1179092C (en) 2004-12-08
CZ292558B6 (en) 2003-10-15
PL345908A1 (en) 2001-08-27
EP1126084B1 (en) 2004-05-12
PL197173B1 (en) 2008-03-31
DE20002815U1 (en) 2000-05-18
EP1126084A2 (en) 2001-08-22

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Granted publication date: 20041208

Termination date: 20140216