CN111058340A - Electric push rod type abrasive belt type rail grinding device - Google Patents
Electric push rod type abrasive belt type rail grinding device Download PDFInfo
- Publication number
- CN111058340A CN111058340A CN201911416228.8A CN201911416228A CN111058340A CN 111058340 A CN111058340 A CN 111058340A CN 201911416228 A CN201911416228 A CN 201911416228A CN 111058340 A CN111058340 A CN 111058340A
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- Prior art keywords
- abrasive belt
- deflection
- grinding device
- polishing
- support plate
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- 238000000227 grinding Methods 0.000 title claims abstract description 83
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 238000005498 polishing Methods 0.000 claims abstract description 28
- 230000001360 synchronised effect Effects 0.000 claims abstract description 9
- 230000009471 action Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- E01B31/175—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding using grinding belts
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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)
Abstract
The invention provides an electric push rod type abrasive belt type steel rail polishing device. The device includes: the device comprises a grinding motor, a synchronous belt, a tensioning device, a first supporting plate, a second supporting plate, a third supporting plate, an abrasive belt, a frame, a guide seat, a guide frame, a sliding guide sleeve, an electric deflection motion cylinder and an electric transverse motion cylinder. A tensioning device is fixedly mounted on the second support plate, a third support plate is fixedly mounted on the tensioning device, a polishing motor is fixedly mounted at the top of the third support plate, and the tensioning device and the polishing motor form a rotating structure through a synchronous belt. The top of the first supporting plate is fixedly provided with a transverse movement electric cylinder, and a sliding structure is formed between the guide frame and the guide seat through the transverse movement electric cylinder; the guide frame is fixedly provided with a deflection motion electric cylinder, and a deflection structure is formed between the deflection electric cylinder and the sliding guide sleeve. The invention realizes the movement of the abrasive belt polishing unit in the transverse direction, the vertical direction and the deflection direction by utilizing the electric push rod, reduces the complexity of the polishing vehicle and improves the polishing efficiency.
Description
Technical Field
The invention relates to the technical field of steel rail grinding, in particular to an electric push rod type abrasive belt type steel rail grinding device.
Background
With the rapid development of the rail transit industry in China in recent years, the laying mileage of the steel rails is increased year by year, and meanwhile, diversified rail transit modes present a development trend of head-to-head progression, such as: high-speed rail, ordinary rail, heavy load, light rail, subway, rail and the like, and the number of turnout field areas and groups is increasing continuously. The long-time repeated grinding of the wheel pair can cause the surface of the steel rail to be damaged in various forms such as wave-shaped abrasion, fat edge, block falling, fish scale lines, joint collapse and the like, and the grinding technology is a globally accepted only effective means capable of removing the steel rail damage.
At present, grinding wheels and milling cutters are mainly used as tools for grinding steel rails, the steel rails are limited by the self performance and grinding mode of grinding tools, and the grinding operation process has the characteristics of low efficiency, high cost and the like. The abrasive belt grinding is a newly proposed high-efficiency and low-cost steel rail grinding maintenance method, a grinding unit is a core structure of the whole abrasive belt grinding equipment, and whether the mechanism of the grinding unit is reasonable or not directly influences the practical application performance of the abrasive belt grinding method.
In the process of sanding operation of the abrasive belt, the requirements for repairing the profile of the steel rail need to be met, namely, the cooperative operation of vertical movement, transverse movement, deflection and the like is needed, the movement functions in three directions need to be realized by respective power sources respectively, the hydraulic movement and the pneumatic movement are usually realized, but the hydraulic movement and the pneumatic movement need additional power source systems, the electric push rod is a movement driving mode which is rapidly developed in recent years, along with the development of an electric control technology, the electric push rod can realize the control of a multi-functional mode such as constant force, constant displacement and the like, the electric push rod is used for realizing the all-directional movement of an abrasive belt sanding unit, the complexity of the whole vehicle system can be reduced, and a feasible way.
At present, no effective rail abrasive belt grinding device utilizing an electric push rod exists in the prior art.
Disclosure of Invention
The embodiment of the invention provides an electric push rod type abrasive belt type steel rail grinding device, which aims to realize the movement of an abrasive belt grinding unit in the transverse direction, the vertical direction and the deflection direction by utilizing an electric push rod.
In order to achieve the purpose, the invention adopts the following technical scheme.
An electric putter type abrasive band rail grinding device includes: the grinding motor, the synchronous belt, the tensioning device, the second supporting plate, the third supporting plate and the abrasive belt;
the tensioning device is fixedly mounted on the second support plate and is fixedly mounted with a third support plate, the polishing motor is fixedly mounted at the top of the third support plate, the tensioning device and the polishing motor form a rotating structure through a synchronous belt, the rotating structure drives the driving wheel to rotate through the operation of the polishing motor, and the driving wheel drives the abrasive belt to polish the steel rail.
Preferably, the apparatus further comprises: the frame, the guide seat, the guide frame, the first support plate and the transverse movement electric cylinder;
the frame is respectively and fixedly provided with a guide seat, a guide frame and a first supporting plate, the top of the first supporting plate is fixedly provided with a transverse movement electric cylinder, the transverse movement electric cylinder is connected with the guide frame, and the guide frame and the guide seat form a sliding structure through the transverse movement electric cylinder;
abrasive belt grinding device includes driving motor, belt, drive wheel, take-up pulley and contact wheel, abrasive belt grinding device fixes on the grinding device link, and the link carries out fixed connection with backup pad two, when abrasive belt grinding device takes place the skew, drives the leading truck and slides on the guide holder under the driving action of the electronic jar of sideslip motion, and the guide holder and then carries abrasive belt grinding device and carry out the sideslip.
Preferably, the apparatus further comprises: a sliding guide sleeve and a deflection motion electric cylinder;
the right side of leading truck is provided with the slip uide bushing, the slip uide bushing has two, be located abrasive band grinding device's both sides, the both sides of slip uide bushing bottom are articulated with the leading truck respectively, fixed mounting has the electronic jar of deflection motion on the leading truck, the electronic jar of this deflection motion is connected with the slip uide bushing, the leading truck constitutes deflection structure through deflecting between electronic jar of deflection and the slip uide bushing, the electronic jar of deflection motion drives the slip uide bushing through flexible change pole length and produces the deflection of certain angle, abrasive band grinding device realizes the deflection motion along the slip uide bushing together with backup pad two, and then realize that abrasive band grinding device carries out the polishing of different angles.
Preferably, the apparatus further comprises:
the second support plate is installed between the sliding guide sleeves, the vertical motion electric cylinders are fixedly installed on the sliding guide sleeves and connected with the second support plate, the sliding guide sleeves form a lifting structure through the vertical motion electric cylinders, and the lifting height of the sliding guide sleeves is adjusted through the vertical motion electric cylinders, so that the lifting height of the abrasive belt polishing device is adjusted.
According to the technical scheme provided by the embodiment of the invention, the electric push rod type abrasive belt type steel rail grinding device provided by the embodiment of the invention realizes the movement of the abrasive belt grinding unit in the transverse direction, the vertical direction and the deflection direction by utilizing the electric push rod, so that a hydraulic or pneumatic system of a whole vehicle system can be reduced, and the complexity of a grinding vehicle is greatly reduced. The steel rail grinding machine has the advantages that the whole structure is compact, the structural rigidity, the grinding efficiency and the grinding quality are improved, and the structural guarantee is provided for exerting the technical advantages of the abrasive belt grinding for steel rail grinding.
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 schematic view of an overall structure of an electric push rod type abrasive belt type steel rail grinding device according to an embodiment of the present invention.
Fig. 2 is a schematic front view of a structure of an electric push rod type abrasive belt type steel rail grinding device according to an embodiment of the present invention.
Fig. 3 is a left side view structural schematic diagram of an electric push rod type abrasive belt type steel rail grinding device provided by an embodiment of the invention.
Fig. 4 is a schematic structural diagram of a right side view of an electric push rod type abrasive belt type steel rail grinding device provided by an embodiment of the invention.
Fig. 5 is a schematic top view of an electric push rod type abrasive belt type steel rail grinding device according to an embodiment of the present invention.
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 reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
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. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or coupled. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
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.
For the convenience of understanding the embodiments of the present invention, the following description will be further explained by taking several specific embodiments as examples in conjunction with the drawings, and the embodiments are not to be construed as limiting the embodiments of the present invention.
The embodiment of the invention provides an electric push rod type abrasive belt type steel rail grinding device which comprises a realization structure for transverse, vertical, deflection and other movements, wherein the realization structure fully considers the technical characteristics of an abrasive belt grinding mode for vibration isolation during steel rail grinding, separates a feed movement structure from a driving movement structure without mutual interference, and satisfies the requirement that all operation modes are driven and completed by an electric mode, so that the whole structure is compact, the structural rigidity, the grinding efficiency and the grinding quality are improved, and a structural guarantee is provided for exerting the technical advantages of abrasive belt grinding for steel rail grinding.
The overall structural schematic diagram of the electric push rod type abrasive belt type steel rail grinding device provided by the embodiment of the invention is shown in fig. 1, the front view is shown in fig. 2, the left view is shown in fig. 3, the right view is shown in fig. 4, and the top view is shown in fig. 5.
As shown in fig. 1 to 5, the electric push rod type abrasive belt steel rail grinding device provided by the embodiment of the invention comprises a frame 1, a guide seat 2, a guide frame 3, a deflection motion electric cylinder 4, a grinding motor 5, a support plate three 6, a sliding guide sleeve 7, a vertical motion electric cylinder 8, a synchronous belt 9, a support plate two 10, an abrasive belt 11, a tensioning device 12, a transverse motion electric cylinder 13 and a support plate one 14.
The frame 1 is respectively and fixedly provided with a guide seat 2, a guide frame 3 and a first support plate 14, the top of the first support plate 14 is fixedly provided with a transverse movement electric cylinder 13, the transverse movement electric cylinder 13 is connected with the guide frame 3, and the guide frame 3 forms a sliding structure between the transverse movement electric cylinder 13 and the guide seat 2. The right side of leading truck 3 is provided with slip uide bushing 7, and the both sides of slip uide bushing 7 bottom are articulated with leading truck 3 respectively, and fixed mounting has the electronic jar 4 of deflection motion on the leading truck 3, and this electronic jar 4 of deflection motion is connected with slip uide bushing 7, and leading truck 3 constitutes deflection structure through deflecting between electronic jar 4 and the slip uide bushing 7, and the slip uide bushing 7 can realize the deflection of certain angle.
A second supporting plate 10 is fixedly installed between the sliding guide sleeve 7, an electric vertical motion cylinder 8 is fixedly installed on the sliding guide sleeve 7, the electric vertical motion cylinder 8 is connected with the second supporting plate 10, and the sliding guide sleeve 7 forms a lifting structure through the electric vertical motion cylinder 8, so that the accurate control and self-locking of the whole polishing device are realized. The tensioning device 12 is fixedly mounted on the second support plate 10, the third support plate 6 is fixedly mounted on the tensioning device 12, the polishing motor 5 is fixedly mounted at the top of the third support plate 6, the tensioning device 12 and the polishing motor 5 form a rotating structure through a synchronous belt 9, the rotating structure can drive rotation of a driving wheel through operation of the polishing motor 5, and therefore the abrasive belt 11 is driven to polish the steel rail.
Abrasive belt grinding device includes driving motor, belt, drive wheel, take-up pulley and contact wheel, abrasive belt grinding device fixes on the grinding device link, and the link carries out fixed connection with backup pad two, when abrasive belt grinding device takes place the skew, drives the leading truck and slides on the guide holder under the driving action of the electronic jar of sideslip motion, and the guide holder and then carries abrasive belt grinding device and carry out the sideslip.
The operating principle of the electric push rod type abrasive belt type steel rail grinding device comprises: the grinding motor 5 is started, and the tensioning device 12 and the grinding motor 5 form a rotating structure through the synchronous belt 9, the rotating structure drives the driving wheel to rotate through the operation of the grinding motor 5, and the driving wheel drives the abrasive belt 11 to grind the steel rail. In the process, the lifting height of the sliding guide sleeve 7 is controlled by the vertical motion electric cylinder 8, so that the lifting height of the abrasive belt grinding device is adjusted, the accurate control and self-locking of the whole grinding device in the vertical height direction are realized, and the grinding quality is improved. When the grinding vehicle is in curve or turnout operation and the offset of the abrasive belt grinding device is large, the guide frame 3 can be driven to slide on the guide seat 2 under the driving action of the transverse movement electric cylinder 13, so that the transverse movement of the abrasive belt grinding device is realized, obstacles on two sides of a steel rail can be avoided during grinding, and the operation range is enlarged.
The sliding guide sleeves are two and are positioned on two sides of the abrasive belt grinding device. When polishing different angles, the electronic jar of deflection motion drives the deflection that the slip uide bushing produced certain angle through flexible change pole length, and abrasive band grinding device realizes along the deflection motion of slip uide bushing together with backup pad two jointly, and then realizes that abrasive band grinding device carries out polishing of different angles. The use of the entire belt sander arrangement is thus completed.
In conclusion, the electric push rod type abrasive belt steel rail polishing device provided by the embodiment of the invention realizes the movements of an abrasive belt polishing unit in the transverse direction, the vertical direction and the deflection direction by using the electric push rod, so that a hydraulic or pneumatic system of a whole vehicle system can be reduced, and the complexity of a polishing vehicle is greatly reduced; the electric push rod integrates the functions of a power source and a guide mechanism, and the failure rate of the power execution mechanism and the guide mechanism is reduced; the electric push rod is uniformly adopted to realize the motion power, and the electric control program and the control strategy can be simplified.
The embodiment of the invention provides an electric push rod type abrasive belt type steel rail polishing device which avoids the traditional structure of a lead screw, a slide block and a guide rail, can reduce the volume of a polishing unit, and reduces the weight of the polishing unit.
Those of ordinary skill in the art will understand that: the figures are merely schematic representations of one embodiment, and the blocks or flow diagrams in the figures are not necessarily required to practice the present invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for apparatus or system embodiments, since they are substantially similar to method embodiments, they are described in relative terms, as long as they are described in partial descriptions of method embodiments. The above-described embodiments of the apparatus and system are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
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 (4)
1. The utility model provides an electric putter type abrasive band rail grinding device which characterized in that includes: the grinding motor, the synchronous belt, the tensioning device, the second supporting plate, the third supporting plate and the abrasive belt;
the tensioning device is fixedly mounted on the second support plate and is fixedly mounted with a third support plate, the polishing motor is fixedly mounted at the top of the third support plate, the tensioning device and the polishing motor form a rotating structure through a synchronous belt, the rotating structure drives the driving wheel to rotate through the operation of the polishing motor, and the driving wheel drives the abrasive belt to polish the steel rail.
2. The apparatus of claim 1, further comprising: the frame, the guide seat, the guide frame, the first support plate and the transverse movement electric cylinder;
the frame is respectively and fixedly provided with a guide seat, a guide frame and a first supporting plate, the top of the first supporting plate is fixedly provided with a transverse movement electric cylinder, the transverse movement electric cylinder is connected with the guide frame, and the guide frame and the guide seat form a sliding structure through the transverse movement electric cylinder;
abrasive belt grinding device includes driving motor, belt, drive wheel, take-up pulley and contact wheel, abrasive belt grinding device fixes on the grinding device link, and the link carries out fixed connection with backup pad two, when abrasive belt grinding device takes place the skew, drives the leading truck and slides on the guide holder under the driving action of the electronic jar of sideslip motion, and the guide holder and then carries abrasive belt grinding device and carry out the sideslip.
3. The apparatus of claim 2, further comprising: a sliding guide sleeve and a deflection motion electric cylinder;
the right side of leading truck is provided with the slip uide bushing, the slip uide bushing has two, be located abrasive band grinding device's both sides, the both sides of slip uide bushing bottom are articulated with the leading truck respectively, fixed mounting has the electronic jar of deflection motion on the leading truck, the electronic jar of this deflection motion is connected with the slip uide bushing, the leading truck constitutes deflection structure through deflecting between electronic jar of deflection and the slip uide bushing, the electronic jar of deflection motion drives the slip uide bushing through flexible change pole length and produces the deflection of certain angle, abrasive band grinding device realizes the deflection motion along the slip uide bushing together with backup pad two, and then realize that abrasive band grinding device carries out the polishing of different angles.
4. The apparatus of claim 3, further comprising:
the second support plate is installed between the sliding guide sleeves, the vertical motion electric cylinders are fixedly installed on the sliding guide sleeves and connected with the second support plate, the sliding guide sleeves form a lifting structure through the vertical motion electric cylinders, and the lifting height of the sliding guide sleeves is adjusted through the vertical motion electric cylinders, so that the lifting height of the abrasive belt polishing device is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911416228.8A CN111058340A (en) | 2019-12-31 | 2019-12-31 | Electric push rod type abrasive belt type rail grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911416228.8A CN111058340A (en) | 2019-12-31 | 2019-12-31 | Electric push rod type abrasive belt type rail grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111058340A true CN111058340A (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911416228.8A Pending CN111058340A (en) | 2019-12-31 | 2019-12-31 | Electric push rod type abrasive belt type rail grinding device |
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| Country | Link |
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| CN (1) | CN111058340A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| CN211897642U (en) * | 2019-12-31 | 2020-11-10 | 北京交通大学 | Electric push rod type abrasive belt type rail grinding device |
| CN211897640U (en) * | 2019-12-31 | 2020-11-10 | 北京交通大学 | Deflection up drive type abrasive belt type rail grinding device |
| CN212294199U (en) * | 2019-12-31 | 2021-01-05 | 北京交通大学 | Compact belt type rail grinding device |
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2019
- 2019-12-31 CN CN201911416228.8A patent/CN111058340A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0606787A1 (en) * | 1993-01-15 | 1994-07-20 | Travaux Du Sud-Ouest | Apparatus for treating the rolling surface of rails, more specifically for descaling and grinding short pitch corrugations |
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| CN106223143A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Steel-rail rail-road switch belt grinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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