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EP3517682A1 - Schienenschleifwagen - Google Patents

Schienenschleifwagen Download PDF

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Publication number
EP3517682A1
EP3517682A1 EP18214884.1A EP18214884A EP3517682A1 EP 3517682 A1 EP3517682 A1 EP 3517682A1 EP 18214884 A EP18214884 A EP 18214884A EP 3517682 A1 EP3517682 A1 EP 3517682A1
Authority
EP
European Patent Office
Prior art keywords
grinding
frame
grinding tool
axis
rotation
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
EP18214884.1A
Other languages
English (en)
French (fr)
Other versions
EP3517682B1 (de
Inventor
Gérald ARAVINDAKSHAN
Vincent BEN DRISS-TORRES
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.)
Geismar Alpes SAS
Original Assignee
Societe Turripinoise de Mecanique STUMEC SA
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
Publication date
Application filed by Societe Turripinoise de Mecanique STUMEC SA filed Critical Societe Turripinoise de Mecanique STUMEC SA
Publication of EP3517682A1 publication Critical patent/EP3517682A1/de
Application granted granted Critical
Publication of EP3517682B1 publication Critical patent/EP3517682B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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

Definitions

  • the present invention relates to the technical field of rail transport, mining and handling and more particularly new work and maintenance of railway tracks or rails of similar rolling paths, by grinding.
  • a rail grinder is a machine designed to grind the fungus of a rail, as a preventive or curative.
  • rail grinding operations concern both the top of the rail head and the flanks of the mushroom respectively facing inwards and outwards of the railway.
  • a rail grinding machine comprises a motor receiving an abrasive grinding tool that it rotates, the abrasive tool and the motor forming a grinding assembly capable of describing a transverse approach movement with respect to the grinding tool.
  • the grinding machine comprises a support frame positioned on the rails and having at its ends rolling, guiding and holding members on the two rails of a track, for example a railroad track.
  • the grinding machine comprises an operating device for moving said machine in the longitudinal direction of the rail to be grinded.
  • Special grinding machines are known in the grinding of rail mushrooms or rail flanks and / or switchgear, moving on the tracks. These grinding machines conventionally comprise an internal combustion engine because said grinding machines are, most often, used in outdoor locations where there is no source of electrical or hydraulic energy. In addition, the use of internal combustion engines is more economical and does not complicate or weigh down the chassis of the grinding machine.
  • the internal combustion engine of said machines is coupled directly to the grinding tool so that the output shaft of the motor is parallel to the axis of rotation of the grinding tool. As a result, the motor tilts with the grinding head when grinding in an inclined position.
  • the inclination of the grinding tool is limited to a restricted angular range (+/- 30 °) with respect to a median position due to the direct coupling with the internal combustion engine following the inclination of the tool and which risk a failure in case of steep inclination including problems of carburation and lubrication, which can lead to a reduced service life for the engine.
  • the object of the invention is to remedy all or some of the aforementioned drawbacks and in particular to allow the entire track rail profile to be ground over an inclination range of more than +/- 90.degree. the other, compared to a vertical upright position, thus ensuring the proper functioning and longevity of the engine, while maintaining a simple architecture able to circulate in the switchgear, economic and ergonomic.
  • the frame is configured to support and allow longitudinal displacement along the rails of the grinding wheel according to the invention.
  • the chassis is in the form of a U-shaped carriage on which is mounted a plurality of rolling members, the rolling members being at a distance from each other on the chassis.
  • the frame comprises two arms, each intended to extend generally along a rail of the track and connected to one another by a transverse bar.
  • At least two, preferably at least three, rolling members among the plurality of rolling members are carrier lip rollers configured to guide and carry the frame on the rails.
  • the bearing lip rollers are each arranged on a free end of an arm of the frame.
  • At least one other rolling member of the plurality of rolling members is arranged on the crossbar.
  • the front of the chassis is constituted by the ends of the arms of the chassis and "the rear of the chassis” is constituted by the transverse bar connecting the two arms of the chassis.
  • one of the arms of the chassis comprises an end portion on which is mounted a first rolling member and a second rolling member arranged opposite the first rolling member.
  • each running member or at least one of the first and the second rolling member is a bearing lip roller.
  • the extremal portion is pivotally mounted relative to the crossbar of the frame, which ensures that the rolling members are all supported simultaneously and invariably on the two rails of the track.
  • the arm of the frame comprising the pivoting end portion is the arm arranged distally relative to the grinding tool.
  • the frame comprises a guide frame configured to move the motor and the grinding tool in at least the second direction.
  • the guide frame comprises at least a first transverse guide column arranged substantially parallel to a transverse bar fitted to the frame and a second guide column arranged at a distance from the first guide column in substantially parallel manner, the first guide column. and the second guide column being kept at a distance from each other by at least one spacer tube extending substantially perpendicular to the first guide column along a substantially vertical axis.
  • the guide frame comprises at least two spacing tubes arranged at a distance from one another between the first guide column and the second guide column.
  • the distance between the two arms of the frame is adjustable, by means of interchangeable tubes for example, which allows to adapt the dimensions of the frame at different spacings of the channels.
  • the frame comprises at least one holding device preferably arranged on the transverse bar and configured to firmly hold the guide frame in a plane substantially intersecting the plane in which the frame extends and preferably substantially perpendicular.
  • the holding device encloses at least a portion of the first guide column of the guide frame.
  • the guide frame comprises an adjusting device comprising a movable carriage configured to slide along the guide frame and preferably along the guide columns of the guide frame.
  • the mobile carriage comprises rolling members, for example in the form of rollers, shaped to cooperate with the first guide column and / or the second guide column, which allows the moving carriage to move in a direction transverse to the rails.
  • the guide frame comprises a height adjustment element arranged on the movable carriage.
  • At least the motor and the grinding tool are positioned on the movable carriage, which makes it possible to adjust the height and the position of the grinding tool according to the operation to be performed.
  • the grinding tool and the motor are configured to be displaced in height via the height adjustment element and transversely along the guide frame via the movable carriage.
  • the height adjustment element comprises a lower part on which translates an upper part under the action of an operating member for example a steering wheel.
  • the grinder comprises a transmission device, the internal combustion engine being coupled to the grinding tool via said transmission device.
  • the transmission device preferably comprises a transmission belt and an angle gear.
  • the transmission belt cooperates with an output drive shaft of the motor, said transmission belt being configured to drive the angular gear in rotation along a first axis of rotation, said transmission of angle being configured to drive the grinding tool along a second axis of rotation.
  • the first axis of rotation and the second axis of rotation are substantially orthogonal, preferably perpendicular.
  • the angle gear comprises a first ring driven in rotation by the transmission belt according to the first axis of rotation and a second ring driven in rotation by the first ring according to the second axis of rotation.
  • the first ring and the second ring are conical.
  • the output drive shaft of the motor extends along a collinear axis to the first axis of rotation.
  • the transmission device has the advantage of allowing a particular mounting of the internal combustion engine, allowing said motor to be in an invariably horizontal position that is to say without inclination, when using the grinder.
  • the transmission device remains simple, lightweight, protected and not requiring maintenance and reliable.
  • the transmission device is arranged on the movable carriage of the guide frame, which allows its transverse displacement from one rail to the other and its height adjustment via the height adjustment element. mounted on the movable carriage.
  • the grinder comprises an inclination adjusting device configured to cooperate with the grinding tool so as to allow the inclination of said grinding tool in a 180 ° angular range around a profile. of rail.
  • the grinding tool is configured to pivot relative to a vertical center axis of said grinding tool in the initial position by an angular amplitude of +/- 90 ° through the adjusting device. of inclination.
  • the axis of rotation of the grinding tool is substantially parallel to the longitudinal axis of a rail of the track.
  • the inclination adjustment device is mounted between the transmission device and the grinding tool on the first axis of rotation.
  • the inclination adjustment device is mounted on the movable carriage so that said inclination adjustment device is configured to be moved upwards via the height adjustment element. and transversely along the guide frame via the movable carriage.
  • the inclination adjustment device comprises a casing on which is arranged a display element for the inclination of the grinding tool and an operating member.
  • the display element is a dial enabling the angle of inclination of the grinding tool to be evaluated visually and precisely.
  • the inclination movement is controlled by the operating member which is for example a tilt wheel, configured to drive a movement transmission element, which itself drives the tool grinding and preferably the grinding head.
  • the operating member which is for example a tilt wheel, configured to drive a movement transmission element, which itself drives the tool grinding and preferably the grinding head.
  • the grinding wheel is removable.
  • the grinding wheel is interchangeable and can be for example a grinder or a grinding wheel.
  • the grinding head is configured to make it possible to change the type of grinding wheel simply and especially by means of a suitable fixing device.
  • the grinding head comprises a grinding device which can be either adapted to a grinding stone or a grinding wheel, said fixing device being interchangeable.
  • the grinding device may be composed for example of a fixing flange or an adaptation shaft according to the type of grinding wheel to be fixed, said fixing device being coupled to the grinding wheel. drive shaft of the grinding head.
  • the grinding wheel is rotatably mounted in the grinding tool, along the second axis of rotation.
  • the grinding tool comprises a housing.
  • the grinding head comprises a wheel protection cover at least partially covering the grinding wheel.
  • the protective cover can be made in two parts.
  • the protective cover may comprise a first portion shaped to cover an upper portion of the grinding wheel.
  • the first part is configured to move in translation along an axis of translation collinear with the axis of rotation of the grinding head between a folding position in which the first part is completely arranged on the housing of the grinding tool. grinding, and a deployment position in which an upper portion of the grinding wheel is covered by the first portion of the hood, the first portion extending in the extension of the housing of the grinding tool.
  • the first part of the protective cover is mounted on the housing by means of a first clamping system configured to fix the first part and allow it to slide.
  • the translation travel of the first part is determined by the length of the groove in which the first clamping system is arranged.
  • the protective cover comprises at least a second portion concentric to the first portion of the protective cover, and shaped to partially cover the grinding wheel.
  • the second protective cover portion is movable in translation along an axis of translation collinear with the axis of rotation of the grinding head between a folding position in which the second part is completely arranged on the first part of the protective cover and a deployment position in which the second part extends in the extension of the first part of the protective cover.
  • the division of the cover into at least two parts makes it possible to avoid abutting against the casing when raising the cover while remaining in compliance with the regulations. Thus, maximum protection is maintained while minimizing effort.
  • the bonnet made in two parts is preferably used for a cup wheel.
  • the protective cover is partially or totally removable.
  • the internal combustion engine is a four-stroke engine.
  • the internal combustion engine is connected indirectly to the grinding tool.
  • the motor is preferably arranged at the rear of the chassis while the grinding tool and preferably the transmission device are arranged at the front of the chassis. This configuration allows better visibility of the grinding tool in use.
  • the internal combustion engine comprises a centrifugal clutch, which in particular makes it easier to start cold.
  • the grinder comprises four dismountable and structurally independent subassemblies with respect to each other, which makes it easier to transport the grinder and to improve ergonomics and handling. Indeed, thanks to this configuration each subset weighs substantially less than 50Kg.
  • the first subassembly comprises the chassis.
  • the second subassembly comprises the guide frame and the movable carriage.
  • the third subassembly comprises the internal combustion engine.
  • the fourth subassembly comprises the inclination adjusting device, the transmission device and the grinding tool.
  • the grinder 1 according to the invention is a rail grinder 100 configured to circulate on a railway track or the like along rails 100.
  • the grinder 1 comprises an internal combustion engine 2 and a grinding tool 3 comprising a grinding head 4, said motor 2 being configured to drive the grinding tool 3 indirectly.
  • the grinder 1 further comprises a frame 5 arranged on the two rails 100 of a track as illustrated in FIG. Figure 1 , said frame 5 being configured to be movable in translation in at least a first direction along the rails 100, represented by a two-way arrow referenced D1.
  • the frame 5 thus allows the grinder 1 to be moved on the track along the rails 100.
  • the frame 5 is detailed below with reference to FIG. Figure 2 .
  • the motor 2 is preferably arranged at the rear of the chassis 5 while the grinding tool 3 and preferably the transmission device 8 (detailed below) are arranged at the front of the chassis 5.
  • the frame 5 is in the form of a U-shaped carriage comprising two arms 5a, each intended to extend generally along a rail 100 of the track and connected to one another by a crossbar 5b.
  • a plurality of rolling members 5c, 5d is mounted on the frame 5, the rolling members 5c, 5d being spaced from each other on the frame 5.
  • Three rolling members 5c among the plurality of rolling members are 5c carrying lip rollers configured to guide and carry the frame 5 on the rails 100.
  • the bearing lip rollers 5c are each arranged on a free end of an arm 5a of the frame 5 at the front of the frame and the other rolling member 5d is arranged on the crossbar 5b at the rear of the frame.
  • the arm arranged distally to the grinding tool 3 comprises two bearing lip rollers 5c arranged remotely and facing each other on an end portion 5f pivotally mounted relative to the crossbar 5b of the frame 5.
  • the grinder 1 further comprises a guide frame 6 mounted on the frame 5 and configured to move the motor 2 and the grinding tool 3 in at least a second direction substantially perpendicular to the first direction D1 and transversely to the rails, as shown in Figure 1 by the two-way arrow referenced D2.
  • the guide frame 6 is detailed below with reference to the Figure 3 .
  • the guide frame 6 comprises at least a first transverse guide column 6a arranged substantially parallel to the crossbar 5b of the frame 5 and a second guide column 6b arranged at a distance from the first guide column 6a substantially parallel.
  • Each guide column 6a, 6b comprises carrying handles 6d.
  • the first guide column 6a and the second guide column 6b are kept at a distance from each other by two spacing tubes 6c extending substantially perpendicularly to the first guide column 6a along a substantially vertical axis.
  • the frame 5 comprises two holding devices 5h arranged on the cross bar 5b and each configured to firmly hold a portion of the guide frame 6 in a substantially intersecting plane to the plane in which the frame 5 extends and preferably substantially perpendicular.
  • each holding device 5h encloses a portion of the first guide column 6a of the guide frame 6.
  • the guide frame 6 comprises an adjusting device 7 comprising a movable carriage 7a configured to slide along the guide columns 6a, 6b of the guide frame 6.
  • the movable carriage 7a comprises rolling members 7b, for example under form of rollers, shaped to cooperate with the first guide column 6a and the second guide column 6b.
  • the adjusting device 7 comprises a flywheel type operating member 6f actuating two control rods 6g driving in translation the carriage 7a via the rolling members 7b.
  • the adjusting device comprises a height adjustment element 7c arranged on the movable carriage 7a.
  • the height adjustment element comprises a lower part 7d on which translate an upper part 7f under the action of an operating member 7g for example a steering wheel.
  • the grinding tool 3 and the motor 2 are configured to be displaced in height via the height adjusting element 7c and transversely along the guide frame 6 via the movable carriage 7a.
  • the grinder 1 according to the invention comprises a transmission device 8, the internal combustion engine 2 being coupled to the grinding tool 3 by means of said transmission device 8, as is detailed below. with reference to the Figure 4 .
  • the transmission device 8 comprises a transmission belt 9 and an angle gearbox 10.
  • the transmission belt 9 cooperates with an output drive shaft 2a of the engine 2 indicated in dashed line on the Figure 4 to rotate the angle gear 10 in a first axis of rotation R1, said angle gear 10 being configured to drive the grinding tool 3 along a second axis of rotation R2.
  • the first axis of rotation R1 and the second axis of rotation R2 are substantially orthogonal, preferably perpendicular and the output drive shaft 2a of the motor 2 extends along an axis M1 collinear with the first axis of rotation R1.
  • the angle gear 10 comprises a first ring gear (not shown) driven in rotation by the transmission belt 8 along the first axis of rotation R1 and a second ring gear (not shown) driven in rotation by the first ring gear according to the second rotation axis R2.
  • the transmission device 8 is arranged on the carriage mobile 7a of the guide frame 6, which allows its transverse displacement of a rail 100 to the other and its height adjustment via the height adjustment element 7c mounted on the movable carriage 7a.
  • the grinder 1 comprises an inclination adjusting device 11 configured to cooperate with the grinding tool 3 so as to allow the inclination of said grinding tool 3 in an angular range of 180 ° around a rail profile 100
  • the grinding tool 3 and preferably only the grinding head 4 is configured to pivot with respect to a vertical median axis at an angular amplitude of +/- 90 ° by means of the inclination adjusting device. 11.
  • the inclination adjusting device 11 is mounted between the transmission device 8 and the grinding tool 3 on the first axis of rotation R1 and is advantageously also mounted on the mobile carriage 7a so that said adjustment device of inclination 11 is configured to be displaced in height via the height adjustment element 7c and transversely along the guide frame 6 via the movable carriage 7a.
  • the tilt adjustment device 11 comprises a casing 11a on which is arranged a display element 11b of the inclination of the grinding tool 3 and an operating member 11c.
  • the display element 11b is a dial enabling the angle of inclination of the grinding tool 3 to be evaluated visually and precisely.
  • the inclination movement is controlled by the operating member 11c. which is for example a tilt wheel, configured to drive a motion transmission element (not shown), which itself drives the grinding tool 3 and preferably the grinding head 4.
  • the grinder 1 comprises a grinding tool 3 illustrated in detail in FIGS. Figures 5 to 13 according to two embodiments.
  • the grinding tool 3 comprises a housing 3a.
  • the grinding head 4 comprises a cover 12 for protecting the grinding wheel 4a at least partially covering the grinding wheel 4a.
  • the grinding tool 3 and preferably the grinding head 4 is pivotally mounted on the frame 5 and is configured to pivot about the first axis R1 substantially perpendicular to the second axis of rotation R2 of the grinding wheel 4a in an angular range of at least substantially 180 ° as explained above by means of the inclination adjusting device 11 while the motor 2 is mounted on the frame 6 in a non-rigid manner. pivoting and independent from the grinding tool 3.
  • the grinding head 4 comprises a removable grinding wheel 4a configured to cooperate with a fixing device 4d, 4f of interchangeable grinding wheel adapted to the type of grinding wheel 4a.
  • a fixing device 4d, 4f of interchangeable grinding wheel adapted to the type of grinding wheel 4a.
  • Figures 5 to 7 is illustrated a first embodiment of the grinding tool 3 according to which the grinding wheel 4a is grinding stone.
  • the fixing device is an adaptation shaft 4d shaped to cooperate with the drive shaft 4c, as shown in FIG. Figure 5 .
  • the Figures 8 to 10 is illustrated the second embodiment of the grinding tool 3 according to which the grinding wheel 4a is a grinding wheel.
  • the fixing device is a fixing flange 4f shaped to cooperate with the drive shaft 4c.
  • the protective cover 12 can be made in two parts as illustrated in FIGS. Figures 12 and 13 .
  • the grinding tool comprises a hood support 3b as illustrated in FIG. Figure 11 arranged in the extension of the housing 3a of the grinding tool 3 between the housing 3a and the grinding wheel 4a.
  • the first portion 12a of the cover 12 is shaped to cover an upper portion of the grinding wheel 4a.
  • the first portion 12a of the cover is configured to move in translation along an axis of translation collinear with the rotational drive axis R2 of the grinding wheel 4a between a folding position illustrated in FIG. Figure 13 wherein the first portion 12a is fully arranged on the housing 3a of the grinding tool 3, and a deployment position illustrated in FIG. Figure 12 and wherein an upper portion of the grinding wheel 4a is covered by the first portion 12a of the hood 12, the first portion 12a extending in the extension of the housing 3a of the grinding tool 3.
  • first portion 12a of the 12 protection cover is mounted on the housing 3a through a first clamping system 12c configured to fix the first portion 12a and allow its sliding.
  • the translation stroke of the first portion 12a is determined by the length of the groove 12d in which the first clamping system 12c is arranged.
  • the second protective cover portion 12 is movable in translation along an axis of translation collinear with the drive axis R2 of the grinding wheel 4a between a folding position ( Figure 13 ) in which the second part 12b is totally arranged on the first part 12a of the protective cover 12 and a deployment position ( Figure 12 ) in which the second portion 12b extends in the extension of the first portion 12a of the protective cover 12.
  • the translation travel of the second part 12b is determined by the length of the groove 12g in which is arranged a second clamping system 12f.
  • the grinder 1 can be broken down into four dismountable and structurally independent sub-assemblies with respect to one another, the first subassembly comprising the chassis 5, the second subassembly comprising the guide frame 6 and the movable carriage 7a and the adjusting element 7, the third subassembly comprising the internal combustion engine 2 and the fourth subassembly comprising the inclination adjusting device 11, the transmission device 8 and the operating tool; grinding 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
EP18214884.1A 2018-01-24 2018-12-20 Schienenschleifwagen Active EP3517682B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1850552A FR3077077B1 (fr) 2018-01-24 2018-01-24 Meuleuse de rails

Publications (2)

Publication Number Publication Date
EP3517682A1 true EP3517682A1 (de) 2019-07-31
EP3517682B1 EP3517682B1 (de) 2020-10-07

Family

ID=61258553

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18214884.1A Active EP3517682B1 (de) 2018-01-24 2018-12-20 Schienenschleifwagen

Country Status (3)

Country Link
EP (1) EP3517682B1 (de)
CN (1) CN110067161B (de)
FR (1) FR3077077B1 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111155381A (zh) * 2020-01-21 2020-05-15 长沙讯亚机电科技有限公司 一种仿形钢轨打磨车
CN111155382A (zh) * 2020-01-21 2020-05-15 长沙讯亚机电科技有限公司 一种打磨车及仿形钢轨打磨装置
CN112160206A (zh) * 2020-10-14 2021-01-01 中国铁建高新装备股份有限公司 无砟轨道轨枕承轨台处理装置及处理系统
WO2022179963A1 (de) * 2021-02-23 2022-09-01 Ruedt Andrea Vorrichtung und verfahren zur materialbearbeitung der herzstückspitze einer weichenanordnung

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3844343A1 (de) * 2018-08-30 2021-07-07 Robel Bahnbaumaschinen GmbH Bearbeitungsmaschine und verfahren zur bearbeitung eines gleises
CN113481769B (zh) * 2021-06-29 2023-03-14 苏州睿友智能装备有限公司 一种智能钢轨廓形研磨设备
CN113564974A (zh) * 2021-08-11 2021-10-29 瑞泰潘得路铁路技术（武汉）有限公司 一种液压多功能钢轨打磨机

Citations (3)

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Publication number Priority date Publication date Assignee Title
US3882645A (en) * 1974-06-10 1975-05-13 Colberg Inc Railroad rail grinding machine
EP1178154A1 (de) * 2000-08-01 2002-02-06 Societe Turripinoise De Mecanique Sa Schienenprofilschleifvorrichtung
GB2540767A (en) * 2015-07-27 2017-02-01 Transp For London A Body Corp Established Pursuant To The Greater London Authorities Act 1999 Rail grinding machine

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Publication number Priority date Publication date Assignee Title
CH560090A5 (de) * 1972-12-29 1975-03-27 Elektro Thermit Gmbh
DE20210021U1 (de) * 2002-06-28 2002-11-14 ROBEL Bahnbaumaschinen GmbH, 83395 Freilassing Schleifmaschine
CN106223144A (zh) * 2016-09-07 2016-12-14 北京交通大学 钢轨波磨砂带打磨机
CN106223143B (zh) * 2016-09-07 2018-07-24 北京交通大学 钢轨道岔砂带打磨机
CN206768498U (zh) * 2017-05-25 2017-12-19 晨唐(北京)技术股份有限公司 道岔打磨机及打磨系统

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882645A (en) * 1974-06-10 1975-05-13 Colberg Inc Railroad rail grinding machine
EP1178154A1 (de) * 2000-08-01 2002-02-06 Societe Turripinoise De Mecanique Sa Schienenprofilschleifvorrichtung
GB2540767A (en) * 2015-07-27 2017-02-01 Transp For London A Body Corp Established Pursuant To The Greater London Authorities Act 1999 Rail grinding machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111155381A (zh) * 2020-01-21 2020-05-15 长沙讯亚机电科技有限公司 一种仿形钢轨打磨车
CN111155382A (zh) * 2020-01-21 2020-05-15 长沙讯亚机电科技有限公司 一种打磨车及仿形钢轨打磨装置
CN112160206A (zh) * 2020-10-14 2021-01-01 中国铁建高新装备股份有限公司 无砟轨道轨枕承轨台处理装置及处理系统
WO2022179963A1 (de) * 2021-02-23 2022-09-01 Ruedt Andrea Vorrichtung und verfahren zur materialbearbeitung der herzstückspitze einer weichenanordnung

Also Published As

Publication number Publication date
CN110067161A (zh) 2019-07-30
CN110067161B (zh) 2022-03-01
EP3517682B1 (de) 2020-10-07
FR3077077B1 (fr) 2019-12-20
FR3077077A1 (fr) 2019-07-26

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