EP0444242B1 - Schienen-Schleifmaschine - Google Patents

Schienen-Schleifmaschine Download PDF

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Publication number
EP0444242B1
EP0444242B1 EP90120502A EP90120502A EP0444242B1 EP 0444242 B1 EP0444242 B1 EP 0444242B1 EP 90120502 A EP90120502 A EP 90120502A EP 90120502 A EP90120502 A EP 90120502A EP 0444242 B1 EP0444242 B1 EP 0444242B1
Authority
EP
European Patent Office
Prior art keywords
rail
grinding
longitudinal direction
band
grinding device
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.)
Expired - Lifetime
Application number
EP90120502A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0444242A1 (de
Inventor
Dieter Dr. Reising
Dieter Saffran
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.)
Elaugen GmbH Zuerich Schweiss und Schleiftechnik
Original Assignee
Elaugen GmbH Zuerich Schweiss und Schleiftechnik
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 Elaugen GmbH Zuerich Schweiss und Schleiftechnik filed Critical Elaugen GmbH Zuerich Schweiss und Schleiftechnik
Publication of EP0444242A1 publication Critical patent/EP0444242A1/de
Application granted granted Critical
Publication of EP0444242B1 publication Critical patent/EP0444242B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
    • B24B21/06—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving members with limited contact area pressing the belt against the work, e.g. shoes sweeping across the whole area to be ground
    • B24B21/08—Pressure shoes; Pressure members, e.g. backing belts
    • 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
    • E01B31/175—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding using grinding belts

Definitions

  • the invention relates to a rail grinding machine, comprising a grinding device which can be raised and lowered on a machine frame and which can be moved in the longitudinal direction on one or both rails of a track and can be adjusted relatively and approximately transversely thereto, which has a driven deflection roller and at least one at a distance pressure roller arranged for this purpose for a grinding belt driven in the rail longitudinal direction.
  • a rail grinding machine is known from EP-A 0 110 246, which can be moved on one or both rails of a track in the longitudinal direction of the rail and, for grinding processing of the rail tread, essentially runs all around via a drive roller and a pressure roller driven grinding belt includes.
  • the two rollers can be braced against one another and can be pivoted together on a machine frame with respect to the longitudinal direction of the rails.
  • This grinding machine is used essentially for the profile-correct grinding of welding beads or the like, such as those that occur, for example, in connection welding or during repair work on track rails.
  • the invention is therefore based on the object of designing the rail grinding machine of the generic type in such a way that, while maintaining uniform wear of the grinding belt, it is possible to eliminate irregularities, in particular from wave and corrugation valleys to approximately the zero line with a uniform grinding pattern.
  • the deflection of the sanding belt is formed on the side facing the rail running surface by means of a pressing device which has at least two pressure rollers arranged at a distance from one another in the longitudinal direction of the rail, a deflection roller arranged offset in the vertical direction between the two pressure rollers, and a drive belt encircling the two pressure rollers and the deflection roller and pressing the grinding belt against the rail running surface, and that the upper deflection roller and the deflection roller and pressure rollers of the pressing device are each rotatably mounted on a first carrier plate about their axes oriented transversely to the longitudinal direction of the rail and a second Carrier plate by means of correspondingly arranged hinges is pivotally mounted on a carrier element, such that the two carrier plates with the parts mounted thereon can be pivoted relative to the carrier element in order to achieve an oblique position of the grinding belt which is oriented in relation to the longitudinal direction of the rail and is known per se.
  • the radii provided at the transition from the running surface of the rail to the side or inner flank can be ground with a second grinding belt arranged approximately transversely to the longitudinal direction of the rail.
  • FIG. 1 shows a side view
  • FIG. 2 shows a rail grinding machine 100 according to the line II-II shown in FIG. 1 in a sectional view, which on a track 1 formed essentially from two rails arranged in parallel spacing from one another with no closer represented means, for example by a correspondingly arranged, electromotive drive unit in the direction of arrow X or X 'can be moved forward or backward.
  • the rail grinding machine 100 essentially comprises a machine frame, designated in its entirety by 25, a first grinding device, designated in its entirety by 50, and a second grinding device, designated in its entirety by 75.
  • the machine frame 25 and the two grinding devices 50, 75 are described in detail below.
  • the machine frame 25 designed as a structural unit and arranged on a base frame 45 essentially comprises, as shown in FIG. 1, two frame parts 15 and 15 'arranged at a distance from one another. On one side of the respective frame part 15, 15 ', a lifting or lowering device 10, 10', which is arranged at a short distance from it and is shown schematically, is provided. Between the two frame parts 15, 15 ', a first frame 20 and a second frame 30 and a carrier element 40 for the first grinding device 50 are also arranged.
  • the base frame 45 for the rail grinding machine 100 which is essentially formed from longitudinal and cross members (not shown in more detail), is mounted on the longitudinal members by means of roller and guide roller sets 46, 46 'and 47, 47' and 48.48 'on the rails 1', 1 ⁇ of the track 1 arranged.
  • each of an associated motor 13, 13' operable lifting or lowering device 10,10 ' is each with a correspondingly assigned column 11.11 'provided.
  • the two pillars 11, 11 ' are each formed in the lower region to support a roller 12, 12' which is oriented essentially transversely to the track 1 '.
  • the machine frame 25 comprising essentially the elements 10, 20, 30, 40 and 50 can be raised relative to the track 1 in the direction of the arrow Z and lowered in the direction of the arrow Z'.
  • the machine frame 25 with the rollers 12, 12 ' is parked on the floor. In this position, the complete machine frame 25 can be moved across the track.
  • the frame part 15 has two transversely to the rail or transport direction spaced supports 16,16 ', which are interconnected by cross struts 18,18', 18 ⁇ .
  • the first frame 20 has, as shown in Fig.1, two spaced side parts 22,22 ', which are connected to one another in the upper region by a support element 21.
  • guides 23, 23 ' are arranged on the side part 22 at a distance from one another and oriented in the vertical direction, and corresponding guides 24, 24' are provided on the side part 22 '.
  • a schematically illustrated bearing 35 and 36 is arranged in the lower region of the individual side part 22 and 22 '.
  • a pivot axis 35 ', 36' forming bearings 35, 36 or axle body, the frame 20 is articulated on one side on the frame part 15 and on the other side on the frame part 15 '.
  • the second frame 30 comprises two spaced-apart side parts 31, 31 '(FIG. 1) which are connected to one another by a carrier element 32.
  • a carrier element 32 On the side parts 22 and 22 'of the first frame 20 side facing rails 26,26' and 27,27 'are provided at a distance from each other, which in the correspondingly assigned guides 23,23' and 24,24 'of the two side parts 22nd , 22 'are arranged.
  • each side part 31 and 31 ' are arranged at a distance from one another Guides 33.33 'and 34.34' provided.
  • guides 33, 33 'and 34.34' of the second frame 30 rails 41, 41 'and 42, 42' arranged on the support element 40 are guided accordingly.
  • a spindle 28 fastened in a manner not shown in detail to the carrier element 32 of the second frame 30, which spindle is operatively connected to a handwheel 29 resting on the carrier element 21 of the first frame 20.
  • the second grinding device 75 which is arranged at one end of the base frame 45 and is shown schematically in FIG. 1, is fastened to the base frame 45 with a correspondingly designed holding element 73 and comprises a drive motor 76 arranged essentially on a carrier plate 77 for a second, transverse to the rail body 1 'Oriented grinding belt 87.
  • the second grinding device 75 is pivotally mounted on the holding element 73 about an axis 69' of a correspondingly arranged axle body 69, as indicated in FIG. 7 and FIG. 8 with the arrow direction S, S '.
  • the adjusting device 80 which is designed as a known cross slide, comprises a first carriage body 82 which is operatively connected to an adjusting screw 82 'and a second carriage body 83 which is operatively connected to an adjusting screw 83'.
  • a first deflection roller 85 At the upper end of the carrier plate 77 is a first deflection roller 85 and at the lower end of the grinding device 75 a deflection device 95 for the second grinding belt 87 is arranged.
  • a protective element 88 covering the grinding belt 87 for the operating personnel is provided on the carrier plate 77.
  • the second grinding device 75 and its function will be described later in detail with reference to FIGS. 7 to 12.
  • FIG. 2 a section of the rail grinding machine 100 shown in a sectional view along the line II-II in FIG. 1 is shown and one can see the one frame part 15 ', the first frame 20, the second frame 30 and the support element 40 with the first grinding device 50 arranged laterally thereon.
  • the frame part 15 ' is formed by the two spaced-apart supports 17, 17', which are connected by an approximately arc-shaped cross strut 19 and by further cross struts 19 'and 19' and on the schematically illustrated base frame 45 in a manner not shown Way are attached.
  • the individual roller and guide roller sets shown in FIG. 1 and essentially mounted on the base frame 45 are not shown in FIG.
  • the essentially formed from the two plate-like side parts 22, 22 'and the connecting piece 21, the first frame 20 is shown broken for better illustration of the second frame 30 in the upper region (FIG. 2).
  • the essentially formed from the two plate-like side parts 31,31 'and the upper connecting piece 32 and a lateral connecting piece 37 second frame 30 is also shown partially broken away to better show the support member 40 arranged between the two side parts 31,31' of the frame 30.
  • Connecting piece 37 is provided, which is designed as a counter bearing for a handwheel 39 which is operatively connected to a spindle 38.
  • the housing-like carrier element 40 is provided on one side with a plate 43, on which by means of appropriately trained carrier plates 58 and 58 'the first grinding device 50 with the parts 51, 52 and 53, 53' and 56, shown schematically in FIG. 56 ', 56 ⁇ is arranged.
  • the first carrier plate 58 is mounted on the second carrier plate 58 'by means of an axle body 65 shown schematically in FIG.
  • the spindle 38 which is operatively connected to the handwheel 39, is fastened to a further plate 43 in a manner not shown.
  • the second frame 30 together with the carrier element 40 and the laterally mounted first grinding device 50 can be adjusted in height relative to the first frame 20 in the direction of the arrows Z and Z ' .
  • the second frame 30 is guided with the rails 26, 26 'and 27, 27' in the guides 23, 23 'and 24, 24' provided on the first frame 20.
  • the carrier element 40 together with the first grinding device 50 arranged thereon can be adjusted relative to the first and second frame frames 20, 30 in the direction of the arrows Y and Y '.
  • the carrier element 40 with the rails 41.41' and 42.42 'in the guides 33.33' and 34.34 'of the second frame 30 is arranged. This adjustment movement essentially serves to adjust the first grinding device 50 in relation to the corresponding rail body 1 'or 1 ⁇ of the track 1.
  • FIG. 3 shows a further, schematically illustrated exemplary embodiment of the rail grinding machine 100, in which on one side of the carrier element 40 'the first grinding device 50 mounted on the axle body 65 and on the other side an analogously designed grinding device 150 are mounted on an axle body 165 is.
  • the grinding device 150 essentially comprises the parts 158,158 ', 151,152,153,153' and 156,156 ', 156 ⁇ .
  • FIG. 4 shows a schematically represented side view of the first grinding device 50 and one can see the carrier element 40 provided with the lateral rails 41, 41 'and 42, 42' and the plate 43 and the carrier plates 58 and 58 'arranged thereon for the first grinding device 50
  • the second carrier plate 58 ' is mounted on the plate 43 of the carrier element 40 by means of appropriately designed hinges 61, 61'.
  • a schematically illustrated adjusting element 60 is arranged on the side opposite the hinges 61, 61.
  • two further hinges 62, 62 'and on the opposite side a further adjusting member 60' are provided on the other side of the plate 43.
  • the second support plate 58 ' can thus by end-to-end replacement of the hinge bolts, not shown and designated, either on one pair of hinges 61,61 'or on the other pair of hinges 62,62'.
  • the essentially on the second carrier plate 58 'abutting the first carrier plate 58 is arranged and held by means of the axle body 65 and spaced-apart locking elements 63, 64 or screws 66, 66' on the second carrier plate 58 '.
  • the grinding device 50 comprises the deflection roller 51 for the grinding belt 52, which is mounted in the upper region on the first carrier plate 58 in a manner not shown and is driven by an electric motor 49 schematically shown in FIG. 5 in the direction of arrow 49 '.
  • an electric motor 49 schematically shown in FIG. 5 in the direction of arrow 49 '.
  • two further guide rollers 53, 53 'and a pressing device 55 are arranged, by means of which the grinding belt 52 is pressed evenly against the tread 2 to be ground of the rail body 1'.
  • the pressing device 55 has at least two rollers 56, 56 'facing the rail surface 2 and arranged at a distance C from one another.
  • a plurality of spaced rollers 54 and 56, 56 'and 56' are mounted on the first support plate 58.
  • the center distance C between the two outer rollers 56 and 56 ⁇ is in the order of 150 mm to 300 mm.
  • the rails 56.56 'and 56' facing the rail tread 2 serve essentially as pressure rollers and the roller 54 as a deflection roller for a pressure belt 57 which wraps around these rollers.
  • the rollers 54 and 56, 56 'and 56' are also not with one External teeth shown in detail and operatively connected to each other by the pressure belt 57 provided with an internal toothing.
  • the first carrier plate 58 With the parts 51,52,53,53', 54,56,56 ', 56 ⁇ and 57 arranged about the axis 65' of Axle body 65 relative to the second, on the plate 43 of the support member 40 fixed support plate 58 'in the direction of arrow X ⁇ (Fig.1.4) are pivoted.
  • the screws 66,66 'and the locking element 63 are arranged in elongated holes, not specified.
  • FIG. 5 shows a top view of the first grinding device 50 and one can see the plate 43 fastened to the carrier element 40, the hinges 61, 61 'arranged and fastened to the plate 43 for the second first carrier plate 58' which is operatively connected thereto and the one on the second carrier plate 58 ' arranged and mounted on the axle body 65 first support plate 58.
  • the adjusting member 60 On the side of the hinges 61,61 'the adjusting member 60 is arranged, by means of which the two support plates 58,58' with the rollers 51,53,53 ', 54, 56 arranged thereon , 56 ', 56 ⁇ and the grinding belt 52 are pivotable about the unspecified axis of the hinges 61,61' in the direction of the arrow Y ⁇ .
  • the adjusting member 60 has a set screw 68 fastened to the plate 43 and a holding plate 67 fastened to the first carrier plate 58.
  • the holding plate 67 penetrated by the adjusting screw 68 is formed with a correspondingly for the pivoting movement in the direction of arrow Y ⁇ of the two carrier plates 58, 58 ' Provide recess (not shown).
  • FIG. 6 shows the grinding device 50 shown in plan view and pivoted relative to the carrier element 40 in the direction of the arrow Y ⁇ and one can see the two carrier plates 58 and 58 'pivoted together about the axis of the hinges 61, 61' and essentially diagonally to the one to be ground Tread 2 of the rail body 1 'arranged grinding belt 52 of the grinding device 50.
  • the schematically illustrated adjusting member 60 is designed such that the movement of the grinding device 50 in the direction of arrow Y ⁇ is stepless and the grinding device 50 can be fixed in any position.
  • the second, arranged on the base frame 45 grinder 75 is shown in a perspective side view and one recognizes a holding device 70 attached to the base frame 45, by means of which the second grinding device 75 for a corresponding rough adjustment about the axis 69 'of an appropriately designed and arranged axle beam 69 can be pivoted approximately transversely and relative to the rail body 1 'of the track 1 in the direction of arrow S and can be fixed in the desired position essentially by means of an associated locking member 74.
  • the holding device 70 comprises a plate 71 'with an arcuate slot 71' for the locking member 74, on which on one side a holding element 73 'formed from a plate 72, a web 72' and a bracket 72 'is fastened.
  • the holding element 73 essentially serves to fasten the entire grinding device 75 to the base frame 45.
  • the plate 71 On the other side of the plate 71 is also mounted on the axle body 70 'holding plate 81 and thereon the adjusting device designated as a whole by 80.
  • the commercially available adjusting device 80 designed as a cross support essentially comprises the first carriage body 83 arranged on the holding plate 81 with adjusting screw 83 'for the fine adjustment oriented approximately vertically in the direction of the rail body 1' and the second carriage body 82 with adjusting screw 82 mounted on the first carriage body 83 'For the approximately transverse to the rail body 1' oriented fine adjustment of the entire grinding device 75th
  • the carrier plate 77 for the second grinding device 75 is attached in the middle.
  • a further plate 76 ⁇ is arranged on the carrier plate 77, on which the motor 76 is fastened with a flange 76 'by a screw connection which is not shown in detail.
  • the motor 76 is operatively connected to the deflection roller 85 of the second grinding device 75 mounted on the other side of the carrier plate 77.
  • the second grinding device 75 shown in the direction of arrow B (FIG. 1) is shown in view and one can see the first, upper deflection roller 85, a second deflection roller 86 arranged at a distance from it, and a one arranged in the lower region on the carrier plate 77 attached deflection device 95 for the second grinding belt 87.
  • a stop device 90 is arranged and fastened on the plate 71, which essentially comprises an adjusting spindle 91 and a stop 92.
  • the pivoting movement of the grinding device 75 which is essentially guided in the slot 71 ', about the axis 69' in the arrow direction S 'can be set and limited.
  • the pivotal movement of the individual elements in FIG. 7 with S and in FIG. 8 with S ' is essentially identical to one another.
  • a locking element 78 In the upper region of the carrier plate 77 is a locking element 78 and a further locking element 79 is arranged in an arcuate slot 78 '.
  • the elements 78,78 'and 79 are provided so that the motor 76 fixed to the plate 76 ⁇ with a flange 76' is adjustable together with the plate 76 ⁇ relative to the carrier plate 77 and by means of the elements 78,79 in the desired position is fixable.
  • FIG. 9 shows on a larger scale and in side view and FIG. 10 in view the deflection device 95 designated by the circle K (FIG. 8) for the grinding belt 87 of the second grinding device 75.
  • the deflection device 95 comprises two holding plates 93 and 94 which are arranged at a distance from one another and which are connected to one another in the upper region by a bolt 99 designed as a spacer. One end of the bolt 99 is arranged and fastened in the first holding plate 93. With the other end, the bolt 99 penetrates the second holding plate 94 and is secured by a corresponding nut 99 '.
  • the deflection device 95 is either fastened with the one holding plate 93 to the carrier plate 77 of the second grinding device 75 in a manner not shown in detail, or the holding plate 93 is designed as a section of the carrier plate 77.
  • a plurality of rollers 97 ′ arranged at a distance from one another are mounted on a first bolt 96, and a plurality of rollers 98 ′ arranged at a distance from one another at a second bolt 96 ′.
  • the respectively by spacers 97 ⁇ and 98 ⁇ at a distance on the two bolts 96,96 'arranged rollers 97' form a first group of rollers 97 and the rollers 98 'form a second group of rollers 98 for the deflection of the grinding belt partially shown in Fig.10 87.
  • a centering device 110 shown schematically in FIG. 10, is preferably arranged on one side of the deflection device 95, which comprises a first, fork-like bearing piece 111 for a first centering roller 112 and a second, fork-like bearing piece 114 for a second centering roller 113. Roller ball bearings are preferably used as centering rollers 112 and 113.
  • the parts are the individual parts 111, 112 and 113, 114 of the centering device 110 for better illustration rotated about the longitudinal axes of the bolts 96,96 'not shown and designated.
  • the two bearing pieces 111, 113 are operatively connected in a manner not shown, for example by a screw connection with the respective bolt 96, 96 '.
  • rollers 97 and 98 arranged at a distance from one another, sufficient heat dissipation of the heating occurring during the grinding process on the grinding belt 87 is ensured.
  • roller ball bearings can also be used as rollers.
  • edges 93 'and 94' of the two holding plates 93, 94 facing the rail body are, as shown in FIG. 9, of arc-shaped design with a corresponding radius A '.
  • the two bolts 96, 96 'for the rollers are arranged at a distance from one another, as shown in FIG. 9, the distance A of one bolt 96' being correspondingly variable relative to the other bolt 96.
  • the distance A is essentially dependent on the radius R or R ′ to be ground on the rail body, the geometric arrangement of the two bolts 96, 96 ′ being described with reference to FIG. 11.
  • the deflection device 95 is to be arranged corresponding to the carrier plate 77 of the second grinding device 75 (not shown).
  • Fig. 11 shows as an exemplary embodiment and a portion of the rail body 1 'shown in sectional view and designed as a grooved rail and one recognizes the tread 2 oriented in the longitudinal direction of the rail, a side flank 3, a guide rail 4, a groove 5 and a web 6.
  • the transition from the tread 2 to the outer side flank 3 is with a radius R 'and the transition from the tread 2 to the groove inner flank 5' is provided with a radius R.
  • Fig.11 the geometric arrangement of the bolts 96,96 'of the deflection device 95 is shown in relation to the rail body 1 and one can see an intersection P formed by the connecting lines of the tread 2 and groove side flank 5', through which approximately orthogonal thereto a line M 'connecting the intersection point P with the center point M of the radius R runs.
  • the two bolts 96,96 ' are arranged at a distance A from each other on an inclined to the tread 2 and through the intersection point P axis P'.
  • the axis P ' is approximately orthogonal to the line M' connecting the intersection point P with the center point M '.
  • the tread 2 is made by means of the first grinding device 50 and as shown in FIG. 12, which is rounded off on the inside of the groove 2, 5 ', or on the outside 3, 2 subsequent rounding 8 ground by means of the second grinding device 75.
  • Fig.12 the rail body 1 'with the schematically shown and about the not shown axis 69' in the direction of arrow S 'swiveled sanding belt deflection device 95 is shown in engagement, and you can see the abutment 7 at the rounding belt 87 by means of which the radius R can be ground.
  • the required system pressure is essentially determined by the weight of the grinding device 75 pivoted about the axis 69 'of the axle body 69.
  • Fig.13 the rail body 1 'assigned sanding belt deflection device 95 and the centering device 110 arranged thereon are shown and one recognizes the rotatably mounted in the bearing piece 111 and abutting on the tread 2 roller 112 and the bearing piece 114 rotatably mounted and at the groove inside 5 'adjacent roller 113.
  • a perfect centering of the abrasive belt deflection device 95 with respect to the line M 'or to the center M of the radius R is achieved, thereby ensuring exact grinding of the respective radius.

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  • 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)
  • Polishing Bodies And Polishing Tools (AREA)
EP90120502A 1990-01-26 1990-10-25 Schienen-Schleifmaschine Expired - Lifetime EP0444242B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH26090 1990-01-26
CH260/90 1990-01-26

Publications (2)

Publication Number Publication Date
EP0444242A1 EP0444242A1 (de) 1991-09-04
EP0444242B1 true EP0444242B1 (de) 1993-02-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP90120502A Expired - Lifetime EP0444242B1 (de) 1990-01-26 1990-10-25 Schienen-Schleifmaschine

Country Status (4)

Country Link
EP (1) EP0444242B1 (da)
AT (1) ATE85377T1 (da)
DE (1) DE59000849D1 (da)
DK (1) DK0444242T3 (da)

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DE4220456C1 (de) * 1992-06-23 1993-10-28 Elektro Thermit Gmbh Schienenschleifmaschine
DE4316252C2 (de) * 1993-05-14 1995-05-18 Elektro Thermit Gmbh Schienenschleifmaschine
CH690963A5 (fr) * 1996-12-20 2001-03-15 Speno Internat S A Dispositif pour la finition du reprofilage en voie et en continu de la surface du champignon d'au moins un rail d'une voie ferrée.
FR2766217A1 (fr) * 1997-07-16 1999-01-22 Levy Marcel L Machine a bande abrasive pour elimination de l'usure ondulatoire d'un rail de chemin de fer
JP4688520B2 (ja) * 2005-02-21 2011-05-25 株式会社タムラ製作所 精密研削装置
DE202005014430U1 (de) * 2005-09-12 2005-11-24 Lissmac Maschinenbau Und Diamantwerkzeuge Gmbh Vorrichtung zum Bearbeiten eines Werkstücks
EP1918458B1 (de) 2006-11-03 2009-09-30 Mevert Maschinenbau GmbH & Co.KG Vorrichtung zum Schleifen eines Profils mittels eines umlaufenden Schleifbands
AT513367B1 (de) * 2012-09-13 2014-11-15 Vossloh Mfl Rail Milling Gmbh Verfahren und Vorrichtung zur kraftabhängigen Steuerung bei der Schienenbearbeitung
CN104562876B (zh) * 2014-12-26 2017-02-08 中车北京二七机车有限公司 钢轨打磨装置及钢轨铣磨车
CN105178122B (zh) * 2015-10-12 2017-10-10 北京东顺博望石油设备有限公司 一种砂带式轨道打磨设备
CN106223146A (zh) * 2016-09-07 2016-12-14 北京交通大学 开式砂带钢轨高速打磨车
CN106223145B (zh) * 2016-09-07 2018-10-12 北京交通大学 整体施压型闭式砂带钢轨打磨车
CN106758599A (zh) * 2016-12-28 2017-05-31 中车北京二七机车有限公司 一种钢轨铣磨车及其打磨装置
CN106758596A (zh) * 2016-12-28 2017-05-31 中车北京二七机车有限公司 一种钢轨铣磨车的打磨系统
CN107471043B (zh) * 2017-08-14 2019-11-05 芜湖慧盈自动化设备有限公司 砂带打磨机撑带用自调偏式运动带机构
CN107486779B (zh) * 2017-08-14 2019-11-05 芜湖慧盈自动化设备有限公司 砂带打磨机用减阻力式撑带机构
CN108532387A (zh) * 2018-05-18 2018-09-14 华德澳铁路技术（苏州）有限公司 钢轨踏面打磨机
WO2022135814A2 (de) 2020-12-22 2022-06-30 Schweerbau International Gmbh & Co. Kg Vorrichtung und verfahren zum schleifen eines profils
CN112809527B (zh) * 2020-12-31 2023-08-25 武汉锂鑫自动化科技有限公司 一种u肋打磨机
DE102021204878A1 (de) 2021-05-12 2022-11-17 Robel Bahnbaumaschinen Gmbh Schienen-Schleifmaschine und Verfahren zum Schleifen von Schienen eines Gleises
DE102021204880A1 (de) 2021-05-12 2022-11-17 Robel Bahnbaumaschinen Gmbh Schienen-Schleifmaschine und Verfahren zum Schleifen von Schienen eines Gleises
CN117211120B (zh) * 2023-09-20 2024-04-05 石家庄铁道大学 铁路维护用铁轨打磨设备

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DE3020393A1 (de) * 1980-05-29 1982-01-28 Friedr. August Picard KG, 5630 Remscheid Vorrichtung zum bandschleifen
DE3243602A1 (de) * 1982-11-25 1984-05-30 Elektro-Thermit Gmbh, 4300 Essen Auf einer oder beiden schiene(n) eines gleises verfahrbare schienenschleifmaschine
CH670667A5 (en) * 1987-02-09 1989-06-30 Speno International Rail reshaping equipment for railway track - has chassis supported on wheels at one side and with endless grinding belt other side
DE8903246U1 (de) * 1989-03-16 1989-05-03 Stahlberg, Roensch GmbH & Co KG, 2100 Hamburg Vorrichtung zum Bandschleifen von Schienen im Bereich des Schienenkopfes

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EP0444242A1 (de) 1991-09-04
DE59000849D1 (de) 1993-03-18
ATE85377T1 (de) 1993-02-15

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