CN205474647U - A vehicle fitting for rail on -line measuring and reactivation - Google Patents
A vehicle fitting for rail on -line measuring and reactivation Download PDFInfo
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- CN205474647U CN205474647U CN201620099277.9U CN201620099277U CN205474647U CN 205474647 U CN205474647 U CN 205474647U CN 201620099277 U CN201620099277 U CN 201620099277U CN 205474647 U CN205474647 U CN 205474647U
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Abstract
The utility model discloses a vehicle fitting for rail on -line measuring and reactivation, including data acquisition system, major control system, quick thermal treatment system and rail coping system, major control system links to each other with locomotive control system, data acquisition system, quick thermal treatment system and rail coping system respectively, data acquisition system is including main horizontal profile photoelectric sensor, edge contour photoelectric sensor, sclerometer A, inferior horizontal profile photoelectric sensor and sclerometer B, rail coping system includes pre -grinding abrasive machine, coping abrasive machine, rough polishing machine and finely polishing ray apparatus, quick thermal treatment system includes flat quenching induction coil, washing gun, flat tempering induction coil and water tank. The utility model discloses can polish fast and polish track surface deformation, resume its performance, adopt quick induction hardening + tempering to overcome the soft effect that the relapse elastic -plastic deformation that causes because of cyclic loading leads to the superficial hardness to reduce to the track tread, maintenance efficiency is high.
Description
Technical field
This utility model belongs to railway track abrasion recovery technique, particularly to a kind of for rail on-line checking and the vehicle fitting of reactivation.
Background technology
Rail is the proprietary road of rail vehicle, and track upper surface is key job position, is referred to as " tread ", and wheel bears the biggest pressure in local, shearing force and sliding-rolling abrasion through out-of-date, stands complicated fatigue load.The most so-called " ripple mill ", causes local, surface to produce abrasion and small plastic deformation.And for years be exposed in atmospheric environment, stand atmospheric corrosion and dew, fog, salt fog, raindrop erosion, the most AT STATION, many special road sections such as goods yard, still suffer from slag, sandstone, coal dust and other harsher corrosive substances to corrode, Service Environment is severe, tread surface local damage, hardness is caused to reduce with intensity, military service performance degradation.Slow down with yard/accelerate frequently, the marshalling factor such as often superposes, and causes track to be easier to damage and destroy.The track tread that this accumulating load effect causes softens, weares and teares, deforms, thus cause tread loose contact, rail section deformation even to produce micro-crack, cause driving vibration to increase, vehicle abrasion aggravates, cause vehicle damage aggravation, traction power transition to consume, derail time serious, the serious accident such as track fracture.
Track circuit is widely used in branch line and main line passenger and freight transportation, Regional Rail, mine-mine industrial railway, city rail passenger transport line and high speed passenger transportation railway (Line for Passenger Transportation).Bullet train, owing to the speed of service is high, marshalling density is high, has higher requirement to glacing flatness, smoothness, hardness and the intensity etc. of track.But in positions such as yard, bend, heavy grade ramps, track tread mechanical damage and performance degradation ratio are more significant, with greater need for recovering function online in time.Passenger-cargo mixed track should bear the high-speed cruising load of passenger vehicle, the low speed top load of goods train to be undertaken, and working condition is complicated, and rail service condition is severe.For bullet train runs, the smooth degree of track, flatness require the highest；And for goods train, owing to load is big, speed of service height, the strength and stiffness of track are required the strictest.
Current general use artificial reconditioning, serious time change the methods such as track, not only maintenance efficiency is low, cost is high, waste is big, and has a strong impact on to drive a vehicle and run.The Regrinding System researched and developed does not possesses rapid thermal treatment function, it is impossible to recover hardness and the intensity of rail, it is impossible to solve the thorough reparation of track function.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of raceway surface deformation to causing because of heavy load and altofrequency Circulation to carry out quick grinding and buffing, use the rail quick online detection reactivation device of the softening effect that quick induction hardening+tempering overcomes the elastic-plastic deformation repeatedly caused track tread because of cyclic loading to cause case hardness to reduce.
The purpose of this utility model is achieved through the following technical solutions: a kind of for rail on-line checking and the vehicle fitting of reactivation, including the locomotive being arranged on rail and control system thereof, data collecting system, master control system, rapid thermal processing system and the rail Regrinding System being arranged on locomotive, master control system is connected with locomotive control, data collecting system, rapid thermal processing system and rail Regrinding System respectively；
Data collecting system is for detecting smooth degree and the hardness data of rail, and the data collected are transmitted to master control system, data collecting system includes main horizontal profile photoelectric sensor, edge contour photoelectric sensor and the durometer A being arranged on below locomotive head vehicle body, and is arranged on the sub-level rim(ming) light electric transducer below locomotive trailer body and durometer B；
Rail Regrinding System includes pre-grinding abrasive machine, grinding wheel machine, rough polishing ray machine and the finishing polish machine being arranged on below locomotive body；
Rapid thermal processing system includes being arranged on the flat quenching induction coil below locomotive body and flat tempering induction coil, the induction coil power supply electrically connected with flat quenching induction coil and flat tempering induction coil, the water pistol linked with induction coil power supply, and it is arranged on the water tank of intra-locomotive；Water pistol is connected by pipeline with water tank；
After pre-grinding abrasive machine is arranged on data collecting system, for the surface of rail is carried out pre-grinding process, rail is made to reach the Quenching Treatment condition set；
Flat quenching induction coil is arranged on pre-grinding abrasive machine rear, for preheating rail tread and the inside upper part rail edge of pre-grinding, under the heat effect of induction coil, the temperature of rail tread is increased to more than hardening of rails critical temperature；
After water pistol is arranged on flat quenching induction coil, for rail tread and inside upper part rail edge are carried out Quenching Treatment；
After flat tempering induction coil is arranged on water pistol, for the rail after quenching is carried out temper, utilizes Medium frequency induction back-fire arrangement, rail tread and inside upper part rail edge are quickly heated up to preset temperature and carries out temper；
After grinding wheel machine is arranged on flat tempering induction coil, for the rail after heat treatment is refined；
After durometer B is arranged on grinding wheel machine, for gathering the hardness through the rail repaired, and the data collected are sent to master control system；
After sub-level rim(ming) light electric transducer is arranged on durometer B, for the reparation position of rail is carried out double measurement；
After rough polishing ray machine and finishing polish machine are sequentially arranged at durometer B, respectively the rail after repairing are carried out rough polishing and finishing polish processes.
Further, vehicle fitting of the present utility model also includes electric power system, described electric power system includes the power distribution cabinet in the pantograph at locomotive top and motor car, pantograph is connected with power distribution cabinet, and power distribution cabinet respectively locomotive control, data collecting system, master control system, rapid thermal processing system and rail Regrinding System are powered.
Further, induction coil power supply uses intermediate frequency power supply to power, and the power input of intermediate frequency power supply connects power distribution cabinet, and the power output end of intermediate frequency power supply is connected with flat quenching induction coil and flat tempering induction coil respectively.
Further, main horizontal profile photoelectric sensor is positioned at directly over rail bottom the locomotive of correspondence position, and edge contour photoelectric sensor is positioned at bottom the locomotive of rail side surface direction correspondence position.
The beneficial effects of the utility model are: device of the present utility model is according to the speed of service set, the local overlap caused because of heavy load and altofrequency Circulation, surface are turned round the raceway surface deformation such as stubborn, sagging, projection, be collapsed and carried out quick grinding and buffing, recover the hardness of raceway surface and intensity, glacing flatness, fineness, make the firmness level of rail restoration designing and the accuracy of form and position and smooth finish degree；To rail tread and inside upper part rail edge, quick induction hardening+tempering is used to process, overcoming the softening effect that the elastic-plastic deformation repeatedly caused track tread because of cyclic loading causes case hardness to reduce, maintenance efficiency is high, low cost, the military service performance of restoration designing；Achieving on-line checking and the Spontaneous reactivation of rail, maintenance efficiency height, low cost, degree of accuracy are high and do not affect driving operation.
Accompanying drawing explanation
Fig. 1 is apparatus structure schematic diagram of the present utility model；
Fig. 2 is device workflow diagram of the present utility model；
The main horizontal profile photoelectric sensor of description of reference numerals: 1-, 2-edge contour photoelectric sensor, 3-durometer A, 4-pre-grinding abrasive machine, 5-intermediate frequency power supply, 6-flat quenching induction coil, 7-water pistol, 8-flat tempering induction coil, 9-grinding wheel machine, 10-durometer B, 11-rough polishing ray machine, 12-finishing polish machine, 13-power distribution cabinet, 14-water tank, 15-pantograph, 16-master control system, 17-driver's door and window, 18-locomotive, 19-rail.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of for rail on-line checking and the vehicle fitting of reactivation, including the locomotive 18 being arranged on rail 19 and control system thereof, locomotive 18 is provided with driver's door and window 17, being arranged on the data collecting system on locomotive 18, master control system 16, rapid thermal processing system and rail Regrinding System, master control system 16 is connected with locomotive control, data collecting system, rapid thermal processing system and rail Regrinding System respectively；
Data collecting system is for detecting smooth degree and the hardness data of rail 19, and the data collected are transmitted to master control system 16, data collecting system includes main horizontal profile photoelectric sensor 1, edge contour photoelectric sensor 2 and the durometer A3 being arranged on below locomotive 18 headstock vehicle body, and is arranged on the sub-level rim(ming) light electric transducer below locomotive 18 tailstock vehicle body and durometer B10；
Rail Regrinding System includes pre-grinding abrasive machine 4, grinding wheel machine 9, rough polishing ray machine 11 and the finishing polish machine 12 being arranged on below locomotive 18 vehicle body；
Rapid thermal processing system includes being arranged on the flat quenching induction coil 6 below locomotive 18 vehicle body and flat tempering induction coil 8, the induction coil power supply electrically connected with flat quenching induction coil 6 and flat tempering induction coil 8, the water pistol 7 linked with induction coil power supply, and it is arranged on the water tank 14 within locomotive 18；Water pistol 7 is connected by pipeline with water tank 14；
After pre-grinding abrasive machine 4 is arranged on data collecting system, for the surface of rail 19 is carried out pre-grinding process, rail 19 is made to reach the Quenching Treatment condition set；
Flat quenching induction coil 6 is arranged on pre-grinding abrasive machine 4 rear, for preheating rail tread and the inside upper part rail edge of pre-grinding, under the heat effect of induction coil, the temperature of rail tread is increased to more than hardening of rails critical temperature；
After water pistol 7 is arranged on flat quenching induction coil 6, for rail tread and inside upper part rail edge are carried out Quenching Treatment；
After flat tempering induction coil 8 is arranged on water pistol 7, for the rail 19 after quenching is carried out temper, utilizes Medium frequency induction back-fire arrangement, rail tread and inside upper part rail edge are quickly heated up to preset temperature and carries out temper；
After grinding wheel machine 9 is arranged on flat tempering induction coil 8, for the rail 19 after heat treatment is refined；
After durometer B10 is arranged on grinding wheel machine 9, for gathering the hardness through the rail repaired, and the data collected are sent to master control system 16；
After sub-level rim(ming) light electric transducer is arranged on durometer B10, for the reparation position of rail 19 is carried out double measurement；
After rough polishing ray machine 11 and finishing polish machine 12 are sequentially arranged at durometer B10, respectively the rail 19 after repairing are carried out rough polishing and finishing polish processes.
Further, vehicle fitting of the present utility model also includes electric power system, described electric power system includes the power distribution cabinet 13 in the pantograph 15 at locomotive 18 top and locomotive 18 compartment, pantograph 15 is connected with power distribution cabinet 13, and power distribution cabinet 13 respectively locomotive control, data collecting system, master control system 16, rapid thermal processing system and rail Regrinding System are powered.
Further, induction coil power supply uses intermediate frequency power supply 5 to power, and the power input of intermediate frequency power supply 5 connects power distribution cabinet 13, and the power output end of intermediate frequency power supply 5 is connected with flat quenching induction coil 6 and flat tempering induction coil 8 respectively.
Further, main horizontal profile photoelectric sensor 1 is positioned at directly over rail 19 bottom the locomotive of correspondence position, and edge contour photoelectric sensor 2 is positioned at bottom the locomotive of rail 19 side surface direction correspondence position.
Vehicle fitting of the present utility model has a following functions:
1, rapid thermal treatment recovers rail hardness and intensity: use quick induction hardening+tempering to carry out Surface heat-treatent rail 19 top tread and inside upper part rail edge, recover the softening effect that the effect of elastoplasticity repeatedly because of cyclic loading with to raceway surface causes hardness to reduce, the military service performance of restoration designing；
2, the glacing flatness of quick reconditioning restoration designing and fineness level: before and after accelerated surface heat treatment, to the raceway surface deformation-tread deformity caused because of heavy load and altofrequency Circulation, as local be collapsed, sink, overlap, local, surface are turned round the geometry deformation such as stubborn, protruding and are carried out quick grinding and buffing, then carry out heat treatment.Through the process of above link, recover case hardness and the intensity of track, and improve glacing flatness and fineness, make the firmness level of rail restoration designing and the accuracy of form and position and smooth finish degree, i.e. a kind of " the most online rail reactivation car ".
The design of concrete part of the present utility model is as follows:
(1) according to the speed of service set, to cause because of big load cycle effect raceway surface deformation (locally overlap, surface turn round twist, sink, projection, be collapsed etc.) be predicted, assess and corase grind scheme-passage time Geometry rectification measures calculation and calculates critical operation speed and the critical speed of mainshaft；Rail 19 hardness is carried out the real time measure, and senses basic frequency and critical adjustment scope, intermediate frequency electromagnetic induction tempering parameter, case depth and Hardness Control scope, the final reconditioning passage speed of mainshaft and range of accommodation, the buffing machine speed of mainshaft and range of accommodation, fineness control program etc., variable-frequency solutions and complete machine (car) power designs-electrical arrangement design etc. with design parameter contrast, design intermediate frequency electromagnetic；
(2) rail detects and origin reference location technology and electrical system in high precision, utilizes the methods such as laser/electrical measurement, quickly measures and determine track altitude datum and width, and be accurately positioned rail level reference center line, system automatically set reconditioning benchmark；The hardness determination value utilizing off-line data and system hardness quickly measuring device to obtain determines and automatically sets rapid thermal treatment parameter；
(3) machine-electricity system includes: (a) primary polishing, the test of Rail Surface shape correction and design optimization；The appearance profile installing the track tread such as photoelectric sensor, displacement meter at front part of vehicle is carried out kinetic measurement by photoelectric measuring device, the master control system within locomotive 18 reconstruct, calculate contrast standard track tread, determine pre-grinding amount, controls pre-mill and carries out pre-grinding.When rail tread produces local distortion because of repeatedly heavily loaded, photoelectric sensor impression change output associated electrical signals, corresponding voltage signal is produced after modem processes, voltage signal then passes through corresponding system and processes the profile that can obtain track tread, initial data in the data obtained and data base is compared and obtains needing the parameter of correction, by system, polisher has been controlled profile reparation accurately subsequently.B () rail upper surface and inside upper part rail edge carry out Surface heat-treatent (rapid quenching+tempering) test and design optimization；The hardness parameter of impaired track can be measured accurately by the durometer of front side, feed back to data handling system in car, master control system will provide a corresponding quenching and tempering parameter, then by controlling circuit controls quenching coil and the tempering heating frequency of coil, heat time heating time, heating-up temperature and temperature retention time, track is carried out heat treatment.C () final grinding and buffing test and design optimization, the surface after Overheating Treatment also needs to refine, polishing, the polishing parameter be given by system, and track is carried out sanding and polishing process.
(4) total system locomotive 18 power, traveling, operating system: (1) traveling limit velocity research, for the feature on passenger-cargo mixed transport line road, the vehicle work speed of service is that 30km/h rises, the primary study maximum functional speed of service；No-load running speed initial setting during inoperative is 160km/h.(2) running mechanism design selection, research power configuration, master control system, wheelbase, axle weight, complete vehicle weight, operator's configuration etc. is it is further preferred that parameter.Wherein the system such as communication system, bogie, pantograph uses commercial product.
As in figure 2 it is shown, device workflow of the present utility model specifically includes following steps:
S1, raceway surface state-detection: utilize rail profile main horizontal profile photoelectric sensor 1 that rail profile surface is scanned, and compare with the rail model data set up in aforementioned master control system, determine corase grind benchmark (i.e. corase grind needs the dimensional requirement reached).Before carrying out reactivation operation, first two class parameters are carried out primary study, i.e. rail working surface hardness and the physical dimension of working surface and shape measures.Use conventional track and non-fragment orbit actual measurement investigation, data consultation etc. to obtain data, applied mathematics statistical method, basis of formation data base, set up geometric model, as the benchmark data of online reconditioning；Simultaneously on-line measurement subsystem is set in system, obtains instant data as real-time variable, after computing, form instant reconditioning-heat treatment parameter.And then determine corase grind (pre-grinding abrasive machine) parameter (the most critical speed of mainshaft and corase grind passage)；
S2, roughly grind according to the corase grind parameter determined in S1；
S3, roughly ground after, the raceway surface hardness detected according to vehicle-mounted durometer A3, and combine on this rail 19 hardness needed for the critical operation speed of train (being obtained by Theoretical Calculation and actual investigation) and calculate difference of hardness, heating-up temperature required when determining quenching according to this difference, programming rate, temperature retention time, rate of cooling, and temperature and temperature retention time, and then determine the frequency of flat quenching induction coil 6, working time, water pistol 7 hydraulic pressure, and the frequency of flat tempering induction coil 8, working time；
S4, the position to be repaired to rail 19 of heat treatment parameter provided in S3 is utilized to quench and temper, and utilize durometer B10 to test hardness after each heat treatment link completes, after completing with rail 19 heat treatment link, required hardness contrasts, if meeting requirement, enter next link, if being unsatisfactory for requiring, need to repeat this heat treatment link, till meeting requirement.In all data of heat treatment link, all by master control system record, set up heat treatment parameter data base, gradually build up accurate heat treatment parameter and hardness number corresponding relation；
S5, again carry out 3-D scanning to repairing position, and compare with rail archetype size, determine accurate reconditioning benchmark, and then determine fine grinding parameter (i.e. grinding wheel machine critical speed and fine grinding passage), and utilize this parameter to refine；
S6, carry out two grades of polishings by vehicle-mounted rough polishing ray machine 11 and finishing polish machine 12 to repairing position, make reparation portion faces roughness reach service requirement, and then realize the online reactivation of rail；
S7, locomotive continue to run with according to default parameter, carry out on-line checking and the reactivation of next section of rail.
Those of ordinary skill in the art is it will be appreciated that embodiment described here is to aid in reader understanding's principle of the present utility model, it should be understood that protection domain of the present utility model is not limited to such special statement and embodiment.Those of ordinary skill in the art can make various other various concrete deformation and combination without departing from this utility model essence according to these technology enlightenment disclosed in this utility model, and these deformation and combination are still in protection domain of the present utility model.
Claims (4)
1. one kind is used for rail on-line checking and the vehicle fitting of reactivation, it is characterized in that, including the locomotive (18) being arranged on rail (19) and control system thereof, being arranged on the data collecting system on locomotive (18), master control system (16), rapid thermal processing system and rail Regrinding System, master control system (16) is connected with locomotive control, data collecting system, rapid thermal processing system and rail Regrinding System respectively；
Data collecting system is used for detecting smooth degree and the hardness data of rail (19), and the data collected are transmitted to master control system (16), data collecting system includes main horizontal profile photoelectric sensor (1), edge contour photoelectric sensor (2) and the durometer A (3) being arranged on below locomotive (18) headstock vehicle body, and is arranged on the sub-level rim(ming) light electric transducer below locomotive (18) tailstock vehicle body and durometer B (10)；
Rail Regrinding System includes pre-grinding abrasive machine (4), grinding wheel machine (9), rough polishing ray machine (11) and the finishing polish machine (12) being arranged on below locomotive (18) vehicle body；
Rapid thermal processing system includes being arranged on the flat quenching induction coil (6) below locomotive (18) vehicle body and flat tempering induction coil (8), the induction coil power supply electrically connected with flat quenching induction coil (6) and flat tempering induction coil (8), the water pistol (7) linked with induction coil power supply, and it is arranged on the water tank (14) that locomotive (18) is internal；Water pistol (7) is connected by pipeline with water tank (14)；
After pre-grinding abrasive machine (4) is arranged on data collecting system, for the surface of rail (19) is carried out pre-grinding process, rail (19) is made to reach the Quenching Treatment condition set；
Flat quenching induction coil (6) is arranged on pre-grinding abrasive machine (4) rear, for the rail tread of pre-grinding and inside upper part rail edge are preheated, under the heat effect of induction coil, the temperature of rail tread is increased to more than hardening of rails critical temperature；
After water pistol (7) is arranged on flat quenching induction coil (6), for rail tread and inside upper part rail edge are carried out Quenching Treatment；
After flat tempering induction coil (8) is arranged on water pistol (7), for the rail (19) after quenching is carried out temper, utilize Medium frequency induction back-fire arrangement, rail tread and inside upper part rail edge are quickly heated up to preset temperature and carries out temper；
After grinding wheel machine (9) is arranged on flat tempering induction coil (8), for the rail (19) after heat treatment is refined；
After durometer B (10) is arranged on grinding wheel machine (9), for gathering the hardness through the rail repaired, and the data collected are sent to master control system (16)；
After sub-level rim(ming) light electric transducer is arranged on durometer B (10), for the reparation position of rail (19) is carried out double measurement；
After rough polishing ray machine (11) and finishing polish machine (12) are sequentially arranged at durometer B (10), respectively the rail (19) after repairing are carried out rough polishing and finishing polish processes.
Vehicle fitting the most according to claim 1, it is characterized in that, described device also includes electric power system, described electric power system includes the power distribution cabinet (13) in the pantograph (15) at locomotive (18) top and locomotive (18) compartment, pantograph (15) is connected with power distribution cabinet (13), and power distribution cabinet (13) is respectively locomotive control, data collecting system, master control system (16), rapid thermal processing system and rail Regrinding System and powers.
Vehicle fitting the most according to claim 2, it is characterized in that, described induction coil power supply uses intermediate frequency power supply (5) power supply, the power input of intermediate frequency power supply (5) connects power distribution cabinet (13), and the power output end of intermediate frequency power supply (5) is connected with flat quenching induction coil (6) and flat tempering induction coil (8) respectively.
Vehicle fitting the most according to claim 1, it is characterized in that, described main horizontal profile photoelectric sensor (1) is positioned at directly over rail (19) bottom the locomotive of correspondence position, and edge contour photoelectric sensor (2) is positioned at bottom the locomotive of rail (19) side surface direction correspondence position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620099277.9U CN205474647U (en) | 2016-01-29 | 2016-01-29 | A vehicle fitting for rail on -line measuring and reactivation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620099277.9U CN205474647U (en) | 2016-01-29 | 2016-01-29 | A vehicle fitting for rail on -line measuring and reactivation |
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| Publication Number | Publication Date |
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| CN205474647U true CN205474647U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620099277.9U Withdrawn - After Issue CN205474647U (en) | 2016-01-29 | 2016-01-29 | A vehicle fitting for rail on -line measuring and reactivation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544327A (en) * | 2016-01-29 | 2016-05-04 | 西南交通大学 | Rapid online detection and performance recovery device for steel rails |
| CN112464455A (en) * | 2020-11-19 | 2021-03-09 | 河北建筑工程学院 | Impact load calculation method suitable for concave welding seam of seamless steel rail |
-
2016
- 2016-01-29 CN CN201620099277.9U patent/CN205474647U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544327A (en) * | 2016-01-29 | 2016-05-04 | 西南交通大学 | Rapid online detection and performance recovery device for steel rails |
| CN112464455A (en) * | 2020-11-19 | 2021-03-09 | 河北建筑工程学院 | Impact load calculation method suitable for concave welding seam of seamless steel rail |
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Granted publication date: 20160817 Effective date of abandoning: 20170524 |