CN103015279B - High-speed grinding train for rails - Google Patents
High-speed grinding train for rails Download PDFInfo
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- CN103015279B CN103015279B CN201310010187.9A CN201310010187A CN103015279B CN 103015279 B CN103015279 B CN 103015279B CN 201310010187 A CN201310010187 A CN 201310010187A CN 103015279 B CN103015279 B CN 103015279B
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Abstract
The invention discloses a high-speed grinding train for rails. The high-speed grinding train comprises a grinding operating train and grinding devices with grinding assemblies. Each grinding device further comprises a grinding frame, the grinding frame is a square frame, two U-shaped beams are opposite to each other and are integrally connected with each other by short crossbeams to form the square frame, two ends of each short crossbeam are connected with the U-shaped beams by hinge pins, the short crossbeams can slide up and down along the hinge pins, the two grinding assemblies of the grinding device are parallelly mounted in the grinding frame, two ends of each rotary frame are rotatably connected with the grinding frame, at least one end of each rotary frame is provided with a rotation driving device, the upper portion of the grinding frame is hinged with the bottom of a carriage of the grinding operating train by a lift cylinder, and support wheels are mounted on the lower portion of the grinding frame. The high-speed grinding train is high in stability, and can meet grinding requirements of various roads, skylight operation is omitted, a grinding procedure is controllable and adjustable, full surfaces of the rails can be ground, and the high-speed grinding train is safe and environment-friendly.
Description
Technical field
The invention belongs to railway maintenance equipment technical field, particularly relate to a kind of high-speed steel rail polishing train for railway track preventive grinding.
Background technology
Steel rail grinding is a kind of undulatory wear of eliminating rail and the contact fatigue of controlling rail, prevents from scaling off because contact fatigue produces, the Main Means of the disease such as cracking, and major way has corrective polishing, maintainability polishing and preventive grinding.For a long time, mainly rely on low speed polishing train and milling train to realize steel rail grinding.But, along with Beijing-Shanghai High-Speed Railway is opened the rail corrugation that occurs after operation and the spring phenomenon that fractures, reflect that only relying on conventional low speed polishing train to carry out preventive grinding to rail in high speed railway can not meet the demands, existing grinding machine needs Window time operation mostly simultaneously, impact operation, the sanding apparatus position of working vehicle is non-adjustable, causes turning and climbing place sanding belt position sideslip; Polishing attitude is non-adjustable, cannot realize the full track face polishing of rail; Without real-time monitoring system,, no record uncontrollable to bruting process; Without iron filings, spark gathering system, not only cause environment pollution, and easily cause fire.
Summary of the invention
Object of the present invention is exactly the problem existing for above-mentioned prior art, provides that a kind of bruting process is controllable without skylight operation, can realize the high-speed steel rail polishing train of the polishing of full track face and safety and environmental protection.
Object of the present invention realizes by following technical proposals:
A kind of high-speed steel rail polishing train, comprise polishing operation car and the sanding apparatus with sanding component, this sanding component is mainly by grinding wheel component, emery wheel supporting base, supporting base installing plate and rotating frame form, grinding wheel component is loaded on emery wheel supporting base, emery wheel supporting base is arranged on supporting base installing plate, supporting base installing plate snaps in rotating frame, sanding apparatus also comprises sanding frame, this sanding frame is the quadra that is oppositely arranged and is connected as one by tail trimmer by two U-shaped beams, the two ends of tail trimmer connect U-shaped beam by bearing pin, and tail trimmer can slide up and down along bearing pin, two sanding components of parallel installation in sanding frame, two ends and the sanding frame of rotating frame are rotatably connected, and at least one end arranges rotating driving device, sanding frame top is hinged by the car bottom of hoist cylinder and polishing operation car, sanding frame bottom is provided with support wheel.
This structure is in parallel by two groups of sanding components, can simultaneously polish two one steel rails of railway, two U-shaped beams of sanding frame can vertically relatively move, thereby adapt to the discrepancy in elevation and the inconsistent operating mode of interior outer radius of both sides, track turning rail, avoid sanding belt position sideslip.Hoist cylinder two ends are hinged, so polishing operation is when the bend, and hoist cylinder can swing and automatically adapt to rail the sanding apparatus position stability of polishing on rail is not beated.
Further, attitude coutrol mechanism is all equipped with at sanding component two ends, it mainly consists of the axle of having strong market potential, long connecting rod, adjustment oil cylinder, pressurization oil cylinder, curved rod, junction plate and short connecting rod, junction plate is fixed on rotating frame end, junction plate, short connecting rod, long connecting rod, sanding frame, curved rod be hinged formation five-bar mechanism successively, the axle of having strong market potential connects together the attitude coutrol mechanism at two ends through the hinge of short connecting rod and long connecting rod, adjust oil cylinder and be articulated with between short connecting rod and long connecting rod, pressurization oil cylinder is articulated with between curved rod and sanding frame.
Adjustment oil cylinder by attitude coutrol mechanism regulates angle and the position of controlling grinding wheel component, thereby realizes the needs of each position of rail grinding face; By pressurization oil cylinder, grinding wheel component is pressurizeed, guarantee the pressure that grinding wheel component grinding needs.
Further, car bottom at polishing operation car is vertically provided with some guide strips, between adjacent two guide strips, form polishing installation portion, sanding apparatus is arranged in this polishing installation portion, on guide strip, offer vertical gathering sill, at sanding frame two ends, be provided with position limiting slide block, position limiting slide block mates with gathering sill.
This structure can guarantee the stability of sanding apparatus when being moved up and down by hoist cylinder drive, and avoids double swerve when polishing operation.
Further, at the car bottom of polishing operation car, four groups of sanding apparatus are installed successively, each organizes the different position, grinding wheel component rail grinding cross section of sanding apparatus, and the polishing position of respectively organizing sanding apparatus covers whole positions, rail section after mutually superposeing completely.
Further, on polishing operation car, be also provided for responding to the sensor of hoist cylinder and pressurization oil cylinder oil pressure, and accept sensor signal and control hoist cylinder and the controller of pressurization oil cylinder oil pressure.
The oil pressure of this structure lifting controllable oil cylinder and pressurization oil cylinder, sensor collects the oil pressure data of hoist cylinder and pressurization oil cylinder, and be sent to controller, controller is by oil pressure value and the contrast of predefined standard oil pressure value range, as exceed this standard oil pressure value range, controller is controlled to hoist cylinder, the oil transportation of pressurization oil cylinder, until oil pressure value is in standard oil pressure value range.Therefore, when track left and right injustice or front and back not at ordinary times, hoist cylinder can be adjusted oil cylinder length by automatic telescopic, makes support wheel compress all the time rail.Pressurization oil cylinder makes grinding wheel component compress all the time rail, guarantees the pressure that grinding needs.
Further, on polishing operation car, be also provided with dust-precipitating system, this dust-precipitating system comprises control of dust pipeline, induced draft fan, dust collecting container, control of dust pipeline is arranged on car bottom both sides, control of dust pipeline one end is dust collecting opening, and this dust collecting opening is the polishing position to rail over against grinding wheel component, control of dust pipeline other end access dust collecting container, in dust collecting container, be provided with filter, induced draft fan is arranged in control of dust pipeline.
When sanding apparatus rail grinding, the iron filings of generation, spark are inhaled into control of dust pipeline and send in dust collecting container under the effect of induced draft fan, and filter is by after iron dust filtration, and remaining gas enters atmosphere, is conducive to environmental protection, eliminate disaster hidden-trouble.
Further, the monitoring task car of connecting with polishing operation car is installed for monitoring the camera of polishing situation on polishing operation car, on monitoring task car, is provided with monitoring display screen.
By camera and monitoring display screen, to polishing real-time process monitoring omnidistance record, as found, failure monitoring personnel can notify maintenance personal to keep in repair in time, avoid causing more serious fault.
Further, polishing operation car is provided with emery wheel part warehouse, is provided with top gem of a girdle-pendant crane manipulator in emery wheel part warehouse.
In emery wheel part warehouse, deposit standby grinding wheel component, after grinding wheel component wearing and tearing, the grinding wheel component that convenient for maintaining personnel more renew in time.Top gem of a girdle-pendant crane manipulator can be carried grinding wheel component easily, saves manpower, and efficiency is high.
Compared with prior art, beneficial effect of the present invention is:
1. this polishing train two one steel rails of railway of can simultaneously polishing, and two sanding components are linked together reliably, the demand of various sections polishing can be adapted to, and stability is better;
2. on sanding apparatus, attitude coutrol mechanism is housed, can adjusts the relative position of grinding wheel component and rail, easily meet each position of polishing rail level, easy to operate, by pressurization oil cylinder press grinding wheel component, guarantee the pressure of wheel grinding necessity, control convenient and reliable;
3. have dust-precipitating system, the iron filings that polishing can be produced, spark enter atmosphere after collecting and filtering, and are beneficial to environmental protection, eliminate disaster hidden-trouble;
4. series connection monitoring task car, to polishing real-time process monitoring omnidistance record, finds that fault keeps in repair in time;
5. there is efficient polishing operation efficiency, according to the timetable arrangement of local Railway Bureau, directly insert polishing train number, need not offer separately skylight point, can effectively improve railway transport economy benefit.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of sanding apparatus of the present invention;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the side structure schematic diagram of sanding apparatus of the present invention;
Fig. 5 is the structural representation of dust-precipitating system of the present invention;
Fig. 6 is the schematic diagram that the present invention respectively organizes grinding wheel component polishing position.
The specific embodiment
Below in conjunction with specific embodiments and the drawings, the present invention is further illustrated.
As shown in Figures 1 to 6, a kind of high-speed steel rail polishing train comprise series connection power buggy 1, monitoring task car 2, the polishing operation car 3 of sanding apparatus 4 is housed, sanding apparatus 4 can four groups be used in conjunction with, and is arranged on 8 bottoms, compartment of polishing operation car 3.On polishing operation car 3, install for monitoring the camera of polishing situation, on monitoring task car 2, be provided with monitoring display screen.On polishing operation car 3, be also provided with emery wheel part warehouse, in emery wheel part warehouse, be provided with top gem of a girdle-pendant crane manipulator.
As shown in Figures 2 and 3, sanding apparatus 4 comprises sanding component 5 and sanding frame 6, sanding component 5 mainly consists of grinding wheel component 51, emery wheel supporting base 52, supporting base installing plate 53, rotating frame 54, grinding wheel component 51 is pressed in the V-type groove of emery wheel supporting base 52 by compressed oil cylinder, each emery wheel longitudinally becomes 40 ° of angles with emery wheel supporting base 52, each emery wheel supporting base 52 can be installed three emery wheels, the mode of this hydraulic clamping emery wheel, operation safe, convenience; Emery wheel supporting base 52 use bolts are arranged on supporting base installing plate 53, and each supporting base installing plate 53 can be installed four emery wheel supporting bases 52; Supporting base installing plate 53 snaps in rotating frame 54; Sanding frame 6 is the quadras that are oppositely arranged and connected as one by tail trimmer 62 by two U-shaped beams 61, the two ends of tail trimmer 62 connect U-shaped beam 61 by bearing pin 20, and tail trimmer 62 can slide up and down along bearing pin 20, two sanding components 5 of parallel installation in sanding frame 6, two ends and the sanding frame 6 of the rotating frame 54 of sanding component 5 are rotatably connected, and two ends arrange rotation motor 7, sanding frame 6 tops are compartment 8 bottom-hinged with polishing operation car 3 by hoist cylinder 9, and sanding frame 6 bottoms are provided with support wheel 10.
As shown in Figure 4, at sanding component 5 two ends, attitude coutrol mechanism 11 is housed, it is mainly by the axle 1107 of having strong market potential, long connecting rod 1101, adjust oil cylinder 1105, pressurization oil cylinder 1106, curved rod 1104, junction plate 1103 and short connecting rod 1102 form, junction plate 1103 is fixed on rotating frame 54 ends, junction plate 1103, short connecting rod 1102, long connecting rod 1101, sanding frame 6, curved rod 1104 is hinged formation five-bar mechanism successively, the axle 1107 of having strong market potential connects together the attitude coutrol mechanism at two ends 11 through short connecting rod 1102 and the hinge of long connecting rod 1101, adjusting oil cylinder 1105 is articulated with between short connecting rod 1102 and long connecting rod 1101, pressurization oil cylinder 1106 is articulated with between curved rod 1104 and sanding frame 6.
8 bottoms, compartment at polishing operation car 3 are vertically provided with some guide strips 12, between adjacent two guide strips 12, form polishing installation portion, sanding apparatus 4 is arranged in this polishing installation portion, on guide strip 12, offer vertical gathering sill, at sanding frame 6 two ends, be arranged with 2 pairs of position limiting slide blocks 13, position limiting slide block 13 mates with gathering sill.
As shown in Figure 6, 8 bottoms, compartment at polishing operation car 3 are provided with four groups of sanding apparatus 4 successively, be respectively sanding apparatus one to 4 401, 402, 403, 404, by attitude coutrol mechanism 11, adjust the position of respectively organizing sanding apparatus, thereby make a position of sanding apparatus one 401 rail grindings 14, the b position of sanding apparatus 2 402 rail grindings 14, the c position of sanding apparatus 3 403 rail grindings 14, the d position of sanding apparatus 4 404 rail grindings 14, sanding apparatus one to 4 401, 402, 403, 404 polishing position a, b, c, d covers whole positions, rail section completely after mutually superposeing.Grinding wheel component 51 is provided with position sensor, and position sensor passes to controller by the position signalling of emery wheel, and controller is controlled the position that attitude coutrol mechanism 11 is adjusted sanding component 5.
On polishing operation car 3, be also provided for responding to the sensor of hoist cylinder 9 and pressurization oil cylinder 1106 oil pressure, and accept sensor signal and control hoist cylinder 9 and the controller of pressurization oil cylinder 1106 oil pressure.
As shown in Figure 5, on polishing operation car 3, be also provided with dust-precipitating system, this dust-precipitating system comprises control of dust pipeline 15, induced draft fan 16, dust collecting container 17, control of dust pipeline 15 is arranged on compartment 8 two bottom sides, and dust collecting container 17 is arranged in emery wheel part warehouse, and control of dust pipeline 15 one end are dust collecting opening, this dust collecting opening is over against the polishing position of 51 pairs of rail 14 of grinding wheel component, control of dust pipeline 15 other end access dust collecting containers 17 are provided with filter 18 in dust collecting container 17, and induced draft fan 16 is arranged in control of dust pipeline 15.
When operation, according to the timetable arrangement of local Railway Bureau, insert this high-speed steel rail polishing train, need not offer separately skylight point, polishing train is pressed the operation of 60-80km/h speed, hoist cylinder 9 is controlled sanding apparatus 4 and is moved down along gathering sill, support wheel 10 is pressed on rail 14, under the effect of attitude coutrol mechanism 11, adjust grinding wheel component 51 to the position angle of needs and be pressed on track 14, grinding wheel component 51 passive High Rotation Speed under the dragging of train starts rail grinding 14, the iron filings that produce in bruting process, spark enters atmosphere after collecting filtration by dust-precipitating system.
Camera is taken in real time to bruting process, monitor staff by the monitoring display screen on monitoring task car to polishing real-time process monitoring.After 51 wearing and tearing of one group of grinding wheel component, hoist cylinder 9 rises to home by sanding apparatus 4, and then rotation motor 7 drives rotating frame 54 to rotate, and changes rapidly one group of new grinding wheel component 51, again falls sanding apparatus 4, can realize high-speed and continuous polishing.After all grinding wheel components 51 all wear and tear, utilize top gem of a girdle-pendant crane manipulator from emery wheel part warehouse, to take out new grinding wheel component, after manually changing, can continue polishing.
This polishing operation car thickness 0.02-0.08mm that once can polish, can realize the preventative high speed polishing operation of total cross-section of rail by the polishing of 3-6 time.
Also can, by the many groups of series connection monitoring task car 2, polishing operation car 3, realize once by completing the preventative high speed polishing operation of total cross-section of rail 14.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a high-speed steel rail polishing train, comprise polishing operation car and the sanding apparatus with sanding component, this sanding component is mainly by grinding wheel component, emery wheel supporting base, supporting base installing plate and rotating frame form, grinding wheel component is loaded on emery wheel supporting base, emery wheel supporting base is arranged on supporting base installing plate, supporting base installing plate snaps in rotating frame, it is characterized in that: sanding apparatus also comprises sanding frame, this sanding frame is the quadra that is oppositely arranged and is connected as one by tail trimmer by two U-shaped beams, the two ends of tail trimmer connect U-shaped beam by bearing pin, and tail trimmer can slide up and down along bearing pin, two sanding components of parallel installation in sanding frame, two ends and the sanding frame of rotating frame are rotatably connected, and at least one end arranges rotating driving device, sanding frame top is hinged by the car bottom of hoist cylinder and polishing operation car, sanding frame bottom is provided with support wheel.
2. high-speed steel rail polishing train according to claim 1, it is characterized in that: attitude coutrol mechanism is all equipped with at sanding component two ends, it is mainly by the axle of having strong market potential, long connecting rod, adjust oil cylinder, pressurization oil cylinder, curved rod, junction plate and short connecting rod form, junction plate is fixed on rotating frame end, junction plate, short connecting rod, long connecting rod, sanding frame, curved rod is hinged formation five-bar mechanism successively, the axle of having strong market potential connects together the attitude coutrol mechanism at two ends through the hinge of short connecting rod and long connecting rod, adjusting oil cylinder is articulated with between short connecting rod and long connecting rod, pressurization oil cylinder is articulated with between curved rod and sanding frame.
3. high-speed steel rail polishing train according to claim 2, it is characterized in that: the car bottom at polishing operation car is vertically provided with some guide strips, between adjacent two guide strips, form polishing installation portion, sanding apparatus is arranged in this polishing installation portion, on guide strip, offer vertical gathering sill, at sanding frame two ends, be provided with position limiting slide block, position limiting slide block mates with gathering sill.
4. high-speed steel rail polishing train according to claim 3, it is characterized in that: the car bottom at polishing operation car is provided with four groups of sanding apparatus successively, each organizes the different position, grinding wheel component rail grinding cross section of sanding apparatus, and the polishing position of respectively organizing sanding apparatus covers whole positions, rail section after mutually superposeing completely.
5. high-speed steel rail polishing train according to claim 1, it is characterized in that: on polishing operation car, be also provided for responding to the sensor of hoist cylinder and pressurization oil cylinder oil pressure, and accept sensor signal and control hoist cylinder and the controller of pressurization oil cylinder oil pressure.
6. high-speed steel rail polishing train according to claim 1, it is characterized in that: on polishing operation car, be also provided with dust-precipitating system, this dust-precipitating system comprises control of dust pipeline, induced draft fan, dust collecting container, control of dust pipeline is arranged on car bottom both sides, control of dust pipeline one end is dust collecting opening, and this dust collecting opening is the polishing position to rail over against grinding wheel component, control of dust pipeline other end access dust collecting container, in dust collecting container, be provided with filter, induced draft fan is arranged in control of dust pipeline.
7. high-speed steel rail polishing train according to claim 1, is characterized in that: the monitoring task car of connecting with polishing operation car, on polishing operation car, installation, for monitoring the camera of polishing situation, is provided with monitoring display screen on monitoring task car.
8. high-speed steel rail polishing train according to claim 1, is characterized in that: polishing operation car is provided with emery wheel part warehouse, is provided with top gem of a girdle-pendant crane manipulator in emery wheel part warehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310010187.9A CN103015279B (en) | 2013-01-11 | 2013-01-11 | High-speed grinding train for rails |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310010187.9A CN103015279B (en) | 2013-01-11 | 2013-01-11 | High-speed grinding train for rails |
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| CN103015279A CN103015279A (en) | 2013-04-03 |
| CN103015279B true CN103015279B (en) | 2014-09-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103911926A (en) * | 2014-04-22 | 2014-07-09 | 北京二七机车工业有限责任公司 | Steel rail polishing vehicle |
| CN104562876B (en) * | 2014-12-26 | 2017-02-08 | 中车北京二七机车有限公司 | Steel rail polishing device and steel rail milling grinding machine |
| CN105945686B (en) * | 2016-05-31 | 2018-05-04 | 海门名驰工业设计有限公司 | A kind of railroad track derusting device |
| CN106592354A (en) * | 2016-12-28 | 2017-04-26 | 中车北京二七机车有限公司 | Steel rail milling and grinding vehicle |
| CN109958010A (en) * | 2017-12-22 | 2019-07-02 | 中车北京二七机车有限公司 | Rail grinding machine |
| CN109958723A (en) * | 2017-12-22 | 2019-07-02 | 中车北京二七机车有限公司 | Clutch and rail grinding train for rail grinding train |
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| CN110284381B (en) * | 2019-07-08 | 2024-03-19 | 苏州睿友智能装备有限公司 | Hydraulic drive's robot rail equipment of polishing |
| CN110528344B (en) * | 2019-10-16 | 2024-04-30 | 中国国家铁路集团有限公司 | Polishing frame |
| CN110565461B (en) * | 2019-10-16 | 2024-04-09 | 中国国家铁路集团有限公司 | Polishing trolley |
| CN111455749A (en) * | 2019-10-25 | 2020-07-28 | 中国铁建高新装备股份有限公司 | High-efficient rail preventative operation car and maintenance equipment of polishing |
| CN110886270B (en) * | 2019-11-29 | 2021-06-29 | 济南轨道交通集团有限公司 | Railway track cleaning and maintaining device |
| CN110976998A (en) * | 2019-12-19 | 2020-04-10 | 中国铁建高新装备股份有限公司 | Novel circumference shaping milling cutter frame of adjustable angle |
| CN113927410B (en) * | 2021-10-13 | 2022-07-26 | 中国铁路兰州局集团有限公司兰州工务机械段 | Digital metering information collector |
| CN115075069A (en) * | 2022-06-23 | 2022-09-20 | 河北喆速科技有限公司 | Grinding device and grinding wagon with same |
| CN117905011B (en) * | 2024-03-19 | 2024-06-14 | 太原轨道交通一号线建设运营有限公司 | Cleaning and maintaining equipment for subway rail transit |
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