CN110939031A - Electric Rail Fat Edge Milling Machine - Google Patents
Electric Rail Fat Edge Milling Machine Download PDFInfo
- Publication number
- CN110939031A CN110939031A CN201911374558.5A CN201911374558A CN110939031A CN 110939031 A CN110939031 A CN 110939031A CN 201911374558 A CN201911374558 A CN 201911374558A CN 110939031 A CN110939031 A CN 110939031A
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- milling
- frame
- steel rail
- grinding
- traverse
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- 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)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention provides an electric steel rail fat edge milling and grinding machine, which belongs to the technical field of steel rail repairing equipment. Meanwhile, a limiting device is added in the machining process, a milling cutter disc is firstly used for milling the fat edge of the steel rail, and after milling is completed, the louver wheel is used for grinding the machined surface. The electric steel rail fat edge milling and grinding machine provided by the invention has the advantages that the milling roughness is reduced, and the grinding quality is improved; due to the strong material removing capacity of milling, the operation requirement of the steel rail fat edge can be realized by adopting fewer processing times, and the processing efficiency is improved; meanwhile, the operation is flexible, simple and convenient, the operation is safe and environment-friendly, the grinding treatment is added, and the processing precision is ensured.
Description
Technical Field
The invention relates to the technical field of steel rail repairing equipment, in particular to an electric steel rail fat edge milling and grinding machine which is simple to operate, high in efficiency and high in grinding quality.
Background
The steel rail is repeatedly extruded by the wheels of the running train, so that the steel rail is subjected to plastic deformation, the profile of the steel rail is transversely widened, and a steel rail fat edge is formed, which is one of the diseases of the steel rail. The phenomenon of rail clamping and derailing can occur due to the change of the profile of the steel rail, and the driving safety is seriously threatened. The existing part of fat edge grinding machine adopts a grinding wheel for grinding, so that the grinding efficiency is low, the operation is complex, and the labor intensity of operators is high; meanwhile, a part of fat edge grinding machine carries out fat edge removal in a milling mode, but due to the fact that the material removing capacity is strong in milling, although the machining efficiency is guaranteed, the machined surface is rough, and the machining quality is low. In addition, the internal combustion engine is used as a power source, so that the noise is high, the fuel consumption is high, the fuel waste is serious, and the environmental pollution is easily caused.
Disclosure of Invention
The invention aims to provide an electric steel rail fat edge milling and grinding machine which is simple to operate, high in grinding efficiency and low in energy consumption, and aims to solve at least one technical problem in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an electric steel rail fat edge milling and grinding machine which comprises a rack, wherein the rack stretches across two steel rails and moves along the steel rails, a transverse moving mechanism is installed on the rack, and the transverse moving mechanism can move on the rack along the direction vertical to the steel rails;
the transverse moving mechanism is provided with a longitudinal moving mechanism, and the longitudinal moving mechanism is provided with a milling and grinding mechanism; the longitudinal moving mechanism is used for adjusting the height of the milling and grinding mechanism so as to adjust the grinding force of the milling and grinding mechanism on the steel rail;
the transverse moving mechanism is also provided with a milling and grinding angle deflection mechanism, and the milling and grinding angle deflection mechanism is used for adjusting the deflection angle of the longitudinal moving mechanism in a vertical plane perpendicular to the steel rail, so that the grinding angle of the milling and grinding mechanism to the steel rail is adjusted.
Preferably, the rack comprises two cross rods, a longitudinal rod is connected between the two cross rods, a travelling wheel is mounted on the rack and can travel on the steel rail, so that the rack is driven to move on the steel rail.
Preferably, the transverse moving mechanism comprises a transverse moving frame, and a U-shaped wheel corresponding to the transverse rod is mounted on the transverse moving frame; the U-shaped wheel can rotate on the cross rod, so that the transverse moving frame is driven to move on the cross rod; one end of the transverse moving frame is pivoted with a connecting rod, the other end of the connecting rod is pivoted on a pressing rod, and the bottom end of the pressing rod is pivoted on the cross rod.
Preferably, the milling and grinding angle deflection mechanism comprises a mandrel arranged on the traverse frame, a longitudinal movement support frame is rotatably arranged on the mandrel, and an arc-shaped rack plate is arranged on one side of the longitudinal movement support frame; a scale is arranged on the arc-shaped rack plate;
and a deflection hand wheel support is arranged on the transverse moving frame, a deflection hand wheel is arranged on the deflection hand wheel support, and one end of a wheel shaft of the deflection hand wheel is meshed with the rack on the arc-shaped rack plate.
Preferably, the longitudinal moving mechanism comprises a vertical guide rail arranged on the other side of the longitudinal moving support frame, a sliding block is arranged on the vertical guide rail, and a bearing platform is arranged on the sliding block; a screw rod support is arranged at the upper part of the longitudinal movement support frame, a through sleeve with internal threads is arranged on the bearing platform, and a screw rod can rotatably penetrate through the screw rod support and then is in threaded connection with the through sleeve; the top end of the screw rod is connected with a longitudinal moving hand wheel.
Preferably, the milling and grinding mechanism comprises a driving device mounted on the bearing platform;
the milling and grinding mechanism further comprises an installation support frame, and a vertical frame is arranged on one side of the installation support frame; the other side of the mounting support frame is sequentially provided with a louver wheel and a milling cutter head;
a rotating shaft of the driving device can rotatably penetrate through the vertical frame and then is connected with a double-tooth driving wheel, and the double-tooth driving wheel is respectively connected with a first driven gear and a second driven gear through a first rack transmission belt and a second rack transmission belt;
the rotating shaft of the louver wheel can rotatably penetrate through a side plate of the mounting support frame to be connected with the first driven gear, and the rotating shaft of the milling cutter disc can rotatably penetrate through a side plate of the mounting support frame to be connected with the second driven gear.
Preferably, be equipped with first bearing frame and second bearing frame on the curb plate of erection bracing frame in proper order, first bearing frame with all install the bearing in the second bearing frame, the pivot of hundred impellers passes bearing in the first bearing frame with first driven gear connects, the pivot of milling cutter dish passes bearing in the second bearing frame with second driven gear connects.
Preferably, the driving device is a servo motor; the rack is further provided with a power box for supplying power to the servo motor and the electric box, and the electric box controls the rotating speed of the servo motor.
Preferably, the cross sliding frame is also provided with a handrail; a lifting handle is arranged on the frame; and a protective cover is arranged on a side plate of the mounting support frame and is positioned above the louver wheel and the milling cutter disc.
Preferably, a first limiting stop lever is fixed on the cross bar, and a second limiting stop lever corresponding to the first limiting stop lever is fixed on the traverse frame.
The invention has the beneficial effects that: a milling cutter disc and a shutter wheel are adopted as milling tools, a limiting device is added in the machining process, the milling cutter disc is used for milling the fat edge of the steel rail, and after milling is completed, the shutter wheel is used for grinding the machined surface; the milling roughness is reduced, and the polishing quality is improved; due to the strong material removing capacity of milling, the operation requirement of the steel rail fat edge can be realized by adopting fewer processing times, and the processing efficiency is improved; meanwhile, the operation is flexible, simple and convenient, the operation is safe and environment-friendly, the grinding treatment is added, and the processing precision is ensured.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a perspective view of an electric rail fat edge milling and grinding machine according to an embodiment of the present invention.
Fig. 2 is a structural diagram of a frame of an electric rail fat edge milling and grinding machine according to an embodiment of the invention.
Fig. 3 is a structural diagram of an angle deflection mechanism of an electric rail fat edge milling and grinding machine according to an embodiment of the invention.
Fig. 4 is a structural diagram of a longitudinal movement mechanism of an electric rail fat edge milling and grinding machine according to an embodiment of the invention.
Fig. 5 is a structural diagram of a milling mechanism of an electric rail fat edge milling and grinding machine according to an embodiment of the invention.
Wherein: 100-steel rail; 200-a frame; 300-a traversing mechanism; 400-longitudinal moving mechanism; 500-milling and grinding mechanism; 600-milling angle deflection mechanism; 1-a cross bar; 2-a longitudinal bar; 3-walking wheels; 4-traversing the frame; 5-U-shaped wheels; 6-connecting rod; 7-a compression bar; 8-mandrel; 9-longitudinally moving the support frame; 10-arc rack plate; 11-deflection hand wheel support; 12-a deflection handwheel; 13-a vertical guide rail; 14-a slide block; 15-a load-bearing platform; 16-screw support; 17-a through-going cannula; 18-a screw; 19-longitudinally moving the hand wheel; 20-a drive device; 21-hundred impellers; 22-a milling cutter disc; 23-mounting a support frame; 24-a vertical shelf; 25-double-tooth type driving wheel; 26-a first rack drive belt; 27-a second rack drive belt; 28-a first driven gear; 29-a second driven gear; 30-a first bearing seat; 31-a power box; 32-a grab bar; 33-lifting the hand; 34-a protective cover; 35-a first limit stop lever; 36-a second limit stop lever; 37-an electrical box; 38-a rack; 40-through holes.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by way of the drawings are illustrative only and are not to be construed as limiting the invention.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the description of this patent, it is noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," "coupled," and "disposed" are intended to be inclusive and mean, for example, that they may be fixedly coupled or disposed, or that they may be removably coupled or disposed, or that they may be integrally coupled or disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
For the purpose of facilitating an understanding of the present invention, the present invention will be further explained by way of specific embodiments with reference to the accompanying drawings, which are not intended to limit the present invention.
It should be understood by those skilled in the art that the drawings are merely schematic representations of embodiments and that the elements shown in the drawings are not necessarily required to practice the invention.
Examples
As shown in fig. 1 to 5, an embodiment of the present invention provides an electric rail fat edge milling and grinding machine.
Fig. 1 is a perspective view of an electric rail fat edge milling and grinding machine according to an embodiment of the present invention. In fig. 1, the milling and grinding machine includes a frame 200 that traverses two rails 100 and moves along the rails 100, and a traverse mechanism 300 is mounted on the frame 200, and the traverse mechanism 300 can move on the frame 200 in a direction perpendicular to the rails 100.
The transverse moving mechanism 300 is provided with a longitudinal moving mechanism 400, and the longitudinal moving mechanism 400 is provided with a milling and grinding mechanism 500; the longitudinal movement mechanism 400 is used for adjusting the height of the milling and grinding mechanism 500, so as to adjust the grinding force of the milling and grinding mechanism 500 on the steel rail 100.
The transverse moving mechanism 300 is further provided with a milling and grinding angle deflection mechanism 600, and the milling and grinding angle deflection mechanism 600 is used for adjusting the deflection angle of the longitudinal moving mechanism 400 in a vertical plane perpendicular to the steel rail 100, so as to adjust the grinding angle of the milling and grinding mechanism 500 on the steel rail 100.
The frame 200 spans two rails 100 corresponding to each other, the transverse moving mechanism 300 is installed on the frame 200, the longitudinal moving mechanism 400 is installed on the transverse moving mechanism 300, the milling mechanism 500 is installed on the longitudinal moving machine 400, the transverse positions of the longitudinal moving mechanism 400 and the milling mechanism 500 on the frame are adjusted through the transverse moving mechanism 300, when the rails are needed to be polished, the polishing wheels of the milling mechanism 500 are adjusted to be above the rails through the transverse moving mechanism 300, the height of the milling mechanism 500 away from the rails and the contact force of the polishing wheels and the rails are adjusted through the longitudinal moving mechanism 400, and therefore adjustment of rail polishing force is achieved. The milling angle deflection mechanism 600 can adjust the deflection angle of the longitudinal movement mechanism 400 in the vertical plane perpendicular to the steel rail 100, so as to adjust the grinding angle of the milling mechanism 500 on the steel rail 100.
The rail grinding quality is controlled by adjusting the rail grinding force and the reach friction angle.
Fig. 2 is a structural diagram of a frame of a milling and grinding machine according to an embodiment of the present invention. As shown in fig. 2, the frame 200 includes two transverse rods 1, a longitudinal rod 2 is connected between the two transverse rods 1, and a traveling wheel 3 is mounted on the frame 200, and the traveling wheel 3 can travel on the rail 100, so as to drive the frame 200 to move on the rail 100. The walking wheels 3 can walk on the steel rail 100 by means of external force, for example, an operator can provide thrust or tension for the rack by holding a hand, so that the walking wheels 3 drive the rack to move on the steel rail, the position of the whole milling and grinding machine on the steel rail 100 is changed, and grinding of different positions of the steel rail is realized.
As shown in fig. 3, the traversing mechanism 300 of the milling and grinding machine according to the embodiment of the present invention includes a traversing frame 4, and a U-shaped wheel 5 corresponding to the cross bar 1 is mounted on the traversing frame 4; the U-shaped wheel 5 can rotate on the cross rod 1, so that the transverse moving frame 4 is driven to move on the cross rod 1; one end of the traverse frame 4 is pivoted with a connecting rod 6, the other end of the connecting rod 6 is pivoted on a pressing rod 7, and the bottom end of the pressing rod 7 is pivoted on the cross rod 1.
The compression bar 7, the connecting rod 6, the transverse moving frame 4 and the cross rod 1 form a four-bar mechanism together. As shown in fig. 3, when the hand-held pressure lever 7 is pressed downwards, the connecting rod 6 moves rightwards, and when the connecting rod 6 moves rightwards, the transverse moving frame 4 is pushed rightwards, so that the transverse moving frame 4 is pushed to move towards the right side of the cross rod 1 under the driving of the U-shaped wheels 5. When the pressure lever 7 is lifted upwards, the connecting rod 6 moves leftwards, and the connecting rod 6 moves leftwards to apply a leftward pulling force to the traverse frame 4, so that the traverse frame 4 is pulled to move towards the left side of the cross rod under the driving of the U-shaped wheel 5.
As shown in fig. 3, the milling angle deflecting mechanism 600 of the milling machine according to the embodiment of the present invention includes a mandrel 8 mounted on the traverse frame 4, a longitudinally moving support frame 9 is rotatably mounted on the mandrel 8, and an arc-shaped rack plate 10 is disposed on one side of the longitudinally moving support frame 9; a scale is arranged on the arc-shaped rack plate 10;
a deflection hand wheel support 11 is installed on the transverse moving frame 4, a deflection hand wheel 12 is installed on the deflection hand wheel support 11, and one end of a wheel shaft of the deflection hand wheel 12 is meshed with a rack 38 on the arc-shaped rack plate 10.
When the deflection hand wheel 12 is rotated, the arc-shaped rack plate 10 meshed with one end of the wheel shaft of the deflection hand wheel 12 also rotates along with the deflection hand wheel, and because the arc-shaped rack plate 10 is in an upward convex arc shape, the longitudinal moving support frame 9 fixedly connected with the arc-shaped rack plate 10 also rotates on the mandrel 8 along with the longitudinal moving support frame. For example, a through hole 40 is arranged at the lower part of the longitudinal movement support frame 9, and the mandrel 8 movably passes through the through hole 40, so that the longitudinal movement support frame 9 can rotate on the mandrel. The longitudinal movement support frame 9 is rotated on the mandrel 8 in a vertical plane perpendicular to both of the two steel rails, so that the included angle between the longitudinal movement support frame 9 and the vertical line is adjusted.
Can set up the radian scale on the arc upper surface of arc rack plate 10, set up the marking on indulging moving support frame 9, the reticle on the radian scale that the sign through the marking of marking corresponds to read out and indulge the deflection angle who moves support frame 9, thereby make angular adjustment more accurate.
As shown in fig. 4, the longitudinal movement mechanism 400 of the milling and grinding machine according to the embodiment of the present invention includes a vertical guide rail 13 installed on the other side of the longitudinal movement support frame 9, a sliding block 14 is arranged on the vertical guide rail 13, and a bearing platform 15 is arranged on the sliding block 14; a screw rod support 16 is arranged at the upper part of the longitudinal movement support frame 9, a through sleeve 17 with internal threads is arranged on the bearing platform 15, and a screw rod 18 can rotatably penetrate through the screw rod support 16 and then is in threaded connection with the through sleeve 17; the top end of the screw rod 18 is connected with a longitudinal moving hand wheel 19.
The screw rod 18 is driven to rotate by rotating the longitudinal movement hand wheel 19, and the bearing platform 15 is driven by the rotation of the screw rod 18 to move up and down along the longitudinal movement support frame 9 under the matching action of the sliding block 14 and the vertical guide rail 13 through the penetrating sleeve 17.
As shown in fig. 5, the milling mechanism 500 of the milling machine according to the embodiment of the present invention includes a driving device 20 mounted on the carrying platform 15; the milling and grinding mechanism 500 further comprises a mounting support frame 23, and a vertical frame 24 is arranged on one side of the mounting support frame 23; the other side of the mounting support frame 23 is sequentially provided with a louver wheel 21 and a milling cutter disc 22; a rotating shaft of the driving device 20 rotatably penetrates through the vertical rack 24 and then is connected with a double-tooth driving wheel 25, and the double-tooth driving wheel 25 is respectively connected with a first driven gear 28 and a second driven gear 29 through a first rack transmission belt 26 and a second rack transmission belt 27; the rotating shaft of the louver wheel 21 rotatably penetrates through a side plate of the mounting support frame 23 to be connected with the first driven gear 28, and the rotating shaft of the milling cutter disc 22 rotatably penetrates through a side plate of the mounting support frame 23 to be connected with the second driven gear 29.
The driving device 20 may be a servo motor, a power box 30 and an electrical box 37 are further installed on the rack 200, the power box 30 provides power for the electrical box 37 and the servo motor, and the electrical box 37 controls the rotation speed of the servo motor.
The rotation of the servo motor drives the double-tooth driving wheel 25 to rotate, the rotation of the double-tooth driving wheel 25 drives the first driven gear 28 to rotate through the first rack transmission belt 26, the rotation of the first driven gear 28 drives the louver wheel 21 to rotate, and the louver wheel 21 rotates to grind the fat edge of the steel rail; the rotation of the double-tooth type driving wheel 25 drives the second driven gear 29 to rotate through the second rack transmission belt 27, the rotation of the second driven gear 29 drives the milling cutter disc 22 to rotate, and the milling of the fat edge of the steel rail is realized through the rotation of the milling cutter disc 22.
Referring to fig. 4, when the longitudinal moving hand wheel 19 is rotated, the bearing platform 15 moves up and down, the servo motor moves up and down along with the bearing platform, so that the vertical frame 24 is driven by the rotating shaft of the servo motor to move up and down, the vertical frame 24 drives the whole milling and grinding mechanism to move up and down, and the contact force between the louver wheel 21 and the milling cutter disc 22 and the steel rail is adjusted.
Referring to fig. 3, when the deflection handwheel 12 is rotated, the longitudinal support frame 9 deflects left and right, the deflection of the longitudinal support frame 9 drives the deflection of the bearing platform, the servo motor deflects left and right along with the bearing platform, so that the whole milling mechanism is driven by the rotating shaft of the servo motor through the vertical frame 24 to deflect left and right, and the contact angles of the louver wheel 21 and the milling cutter disc 22 with the steel rail are adjusted.
Specifically, in order to realize the rotation that the double-tooth driving gear drives louver wheel and milling cutter dish, be equipped with first bearing frame 30 and second bearing frame on the curb plate of erection bracing frame 23 in proper order, first bearing frame 30 with all install the bearing in the second bearing frame, louver wheel 21's pivot is passed bearing in the first bearing frame 30 with first driven gear 28 is connected, milling cutter dish 22's pivot is passed bearing in the second bearing frame with second driven gear 29 is connected.
The cross sliding frame 4 is also provided with a handrail 32; a lifting handle 33 is arranged on the frame 200; and a protective cover 34 is arranged on a side plate of the mounting support frame 23, and the protective cover 34 is positioned above the louver wheel 21 and the milling cutter disc 22. The arrangement of the protective cover 34 can prevent the scraps from splashing, so that the physical injury to the operators is avoided, and the use is safer.
A first limiting stop lever 35 is fixed on the cross bar 1, and a second limiting stop lever 36 corresponding to the first limiting stop lever 35 is fixed on the traverse frame. In the normal angle fat edge milling process and the variable angle milling process, the second limiting stop rod 36 corresponding to the first limiting stop rod 35 contacts at the movement limit position, so that the limiting control of the milling process is realized.
In summary, in the electric steel rail fat edge milling and grinding machine according to the embodiment of the invention, the milling cutter disc and the shutter wheel are used as milling and grinding tools, the motor is used as a power source, the rechargeable lithium battery is used for supplying power to the motor, the motor drives the milling cutter disc and the shutter wheel to grind during the operation of the grinding machine, the longitudinal feeding of a processing tool system is realized by rotating the hand wheel, and the transverse position and the grinding angle of the abrasive belt wheel train are adjusted by transversely moving the pressure lever and swinging the hand wheel. Meanwhile, the limiting system realizes the position limitation of milling and grinding operation and ensures the processing safety. During polishing operation, the milling cutter disc firstly contacts the fertilizer edge defect to mill the fertilizer edge, and the milling can ensure the processing efficiency and reduce the labor intensity; the milling surface of the shutter wheel is ground, so that the precision of the processing surface is increased, the processing quality is improved, and the processing process is more environment-friendly by using the motor.
Those of ordinary skill in the art will understand that: the components in the device in the embodiment of the present invention may be distributed in the device in the embodiment according to the description of the embodiment, or may be correspondingly changed in one or more devices different from the embodiment. The components of the above embodiments may be combined into one component, or may be further divided into a plurality of sub-components.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
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| CN201911374558.5A CN110939031B (en) | 2019-12-27 | 2019-12-27 | Electric rail fat edge milling machine |
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| CN201911374558.5A CN110939031B (en) | 2019-12-27 | 2019-12-27 | Electric rail fat edge milling machine |
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| CN111560803A (en) * | 2020-05-14 | 2020-08-21 | 中国铁建高新装备股份有限公司 | Steel rail grinding system and steel rail milling and grinding vehicle |
| CN112878122A (en) * | 2021-01-23 | 2021-06-01 | 华德澳铁路技术（苏州）有限公司 | Polisher that screw rod and depression bar switch |
| CN113073504A (en) * | 2021-05-06 | 2021-07-06 | 山东智沃轨道交通设备有限公司 | Lithium electricity abrasive band rail vertical sander |
| CN113106795A (en) * | 2021-04-14 | 2021-07-13 | 哈尔滨铁路科研所科技有限公司 | Control system and control method for rail profile grinding wagon |
| CN113529507A (en) * | 2021-07-22 | 2021-10-22 | 孔超 | Fat edge cutting machine for railway insulation joint |
| CN115652709A (en) * | 2022-10-13 | 2023-01-31 | 北京交通大学 | A foldable and stackable double-unit automatic rail grinding machine |
| CN118308924A (en) * | 2024-06-07 | 2024-07-09 | 山东智沃轨道交通设备有限公司 | Polishing device for rail |
| CN119392552A (en) * | 2025-01-03 | 2025-02-07 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Railway turnout repair equipment |
| KR102965655B1 (en) | 2025-12-19 | 2026-05-15 | 한국철도기술연구원 | Smart rail cutting device |
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| CN113529507A (en) * | 2021-07-22 | 2021-10-22 | 孔超 | Fat edge cutting machine for railway insulation joint |
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| CN115652709A (en) * | 2022-10-13 | 2023-01-31 | 北京交通大学 | A foldable and stackable double-unit automatic rail grinding machine |
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| CN119392552A (en) * | 2025-01-03 | 2025-02-07 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Railway turnout repair equipment |
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