CN204455744U - A kind of railway track profile trimming unit and corresponding equipment thereof - Google Patents
A kind of railway track profile trimming unit and corresponding equipment thereof Download PDFInfo
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- CN204455744U CN204455744U CN201420641490.9U CN201420641490U CN204455744U CN 204455744 U CN204455744 U CN 204455744U CN 201420641490 U CN201420641490 U CN 201420641490U CN 204455744 U CN204455744 U CN 204455744U
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Abstract
A kind of railway track profile trimming unit and corresponding equipment thereof, wherein, profile of steel rail trimming unit comprises at least a set of milling apparatus, and this milling apparatus realizes the online dynamically shaping of left and right rail; This milling apparatus comprises support substrate I, the first Y-direction guide rail (Y1) and the second Y-direction guide rail (Y2) this support substrate I be equipped with, the substrate I (J1) of the first Y-direction guide rail (Y1) is equipped with the first Z-direction guide rail (Z1), the substrate II (J2) of the second Y-direction guide rail (Y2) is equipped with the second Z-direction guide rail (Z2).A kind of railway track profile trimming device, it comprises at least two joint vehicle frames, if two joint vehicle frames are called Rear frame (28) and front frame (18), the operation of described front frame (18) rear end drives bogie front that at least a set of mill apparatus (17) is housed, this milling apparatus main body is equipped with milling dish (36), the diameter of described milling dish (36) is not less than 600mm, and the utility model also provides rebuilds the corresponding equipment of unit to described railway track profile.The each dynamical system of described railway track profile trimming device rational deployment and control unit.
Description
Technical field
The utility model relates to a kind of railway track maintenance method, particularly a kind of railway track profile milling trimming mode, and corresponding equipment.
Background technology
Rail is the important equipment of rail track, in actual use, determines the rational life cycle of rail, carries out rail land use reform by stages, and actively carry out the dress work of old rail.Old rail trimming is divided three classes usually: comprehensive shaping rail, general shaping rail and welding use long rail string again.Rail trimming techniques: rail end irregular wear is one of principal mode of various hurt and the defect produced in rail operation process with falling block, abrading.These diseases cause the huge additional impact power of rolling stock, and circuit change table is aggravated, and not only shorten the application life of each parts of track, but also increase maintenance workload.Therefore, need to renovate in time Rail Surface disease.The renovation of Rail Surface comprises mill and repaiies and repair welding.The object and stock removal of repairing is ground according to rail, rail mill is repaiied and can be divided three classes: (1) maintenance grinding, be mainly used to eliminate the shape of a saddle abrasion of the waveform abrasion of rail, wheel flat, rail crackle and joint, a stock removal of rail is comparatively large, and the cycle of polishing is long.But this polishing mode can not eliminate the potential Contact Fatigue Crack Propagation causing ripple mill, rail stripping and fall block, and when train passes through afterwards, continuation is also expanded by these crackles.(2) preventive grinding, preventive grinding is destroyed in this this crack initiation district before crackle starts expansion, recently developed into the technology controlling rail contact fatigue.It tries hard to control the development of Rail Surface contact fatigue, and the polishing cycle is shorter, just to be eliminated when Rail Surface crack initiation.(3) rail profile profile polishing, carries out asymmetric polishing to the rail profile of 3 in Curve Segment and can obviously reduce wheel-rail lateral force and the angle of attack, reach the object alleviating track side abrasion.
Known milling shaping device adopts a joint car to arrange two cover milling apparatus, a set of mill apparatus, because axle heavily limits, milling apparatus milling dish diameter structure used is less, such as, be 600mm, because milling dish diameter is little, during milling, the moment of inertia is little, the vertical component cut is comparatively large, cutterhead job insecurity, and the cutter grain life-span is short, and residual wave amplitude is comparatively large, the precision of rail profile and longitudinal smoothness are not good.
Utility model content
For expanding milling car application and realizing best profile of steel rail trimming combination, milling car is made to adapt to the dynamic profile trimming of rail of high, medium and low configuration, in conjunction with milling operating efficiency, Milling Parameters, environmental-protecting performance, man-machine performance requirement, a kind of " combination " modular profile of steel rail repair method and corresponding equipment thereof are proposed:
Specify in the utility model: X to: rail longitudinally, is namely parallel to the direction that rail advances;
Y-direction: rail is horizontal, namely perpendicular to the direction that rail advances;
Z-direction: with rail longitudinally and the direction of the plane orthogonal at rail transverse direction place.
At a high speed: speed is greater than 20km/h.
The utility model first aspect provides a kind of profile of steel rail to rebuild unit, it comprises at least a set of milling apparatus, this milling apparatus realizes the online dynamically shaping of left and right rail, online milling is carried out according to operating efficiency, 2 to 2n is adopted to overlap milling apparatus, the combinations such as n is natural number, such as two cover milling apparatus, four covers, eight covers; Wherein often overlap milling apparatus and comprise support substrate I, the first Y-direction guide rail and the second Y-direction guide rail this support substrate I be equipped with, the substrate I of the first Y-direction guide rail is equipped with the first Z-direction guide rail, the substrate II of the second Y-direction guide rail is equipped with the second Z-direction guide rail, Y-direction when can realize being positioned at the left milling apparatus shaping profile of steel rail of left side rail by the first Y-direction guide rail, the first Z-direction guide rail, Z-direction displacement, Y-direction when can realize by the second Y-direction guide rail, the second Z-direction guide rail the right milling apparatus shaping profile of steel rail being positioned at right side rail, Z-direction displacement.
Second aspect of the present utility model provides a kind of profile of steel rail to rebuild unit, it comprises 0 to n and overlaps mill apparatus and realize left and right rail and dynamically polish online, wherein n is natural number, require and working line rate request according to homework precision, profile after shaping is polished, the combinations such as such as 0 cover mill apparatus, 1 cover, n cover; Wherein, often overlap mill apparatus and comprise support substrate II, the 3rd Y-direction guide rail and the 4th Y-direction guide rail this support substrate II be equipped with, the substrate III of the 3rd Y-direction guide rail is equipped with the 3rd Z-direction guide rail, the substrate IV of the 4th Y-direction guide rail is equipped with the 4th Z-direction guide rail, by the 3rd Y-direction guide rail, the 3rd Z-direction guide rail realize left side rail above left mill apparatus shaping profile of steel rail time Y-direction, Z-direction displacement, by the 4th Y-direction guide rail, the 4th Z-direction guide rail realize right side rail above right mill apparatus shaping profile of steel rail time Y-direction, Z-direction displacement.
The third aspect of the present utility model provides a kind of profile of steel rail to rebuild unit, for realizing the combination shaping of the utility model first aspect and second aspect, along operating direction, comprise at least two joint cars, i.e. front truck and rear car, wherein front truck is as carrier carrying milling assembled unit, and front truck at least carries a set of milling apparatus, and this milling apparatus comprises one group of left milling apparatus and one group of right milling apparatus.
Preferably, described front truck also comprises a set of mill apparatus, and this mill apparatus comprises one group of left mill apparatus and one group of right mill apparatus.
It is further preferred that described front truck comprises at least a set of described milling apparatus and at least a set of described mill apparatus; Described rear car at least carries a set of power unit and a set of scrap collection unit as carrier.
Fourth aspect of the present utility model provides a kind of profile of steel rail to rebuild unit, it comprises at least two joint cars, often save car to be carried by two cover two-axle bogies, realize performance of running stability, the car being wherein positioned at unit center line front portion is defined as front truck A family car, every wheel of described front truck A family car, to axle comprising at least one cover operation drives structure, realizes milling operation and drives traction requirement; The car being positioned at unit center line rear portion is defined as rear car B family car, and every wheel of this rear car B family car, to axle comprising at least a set of high speed drive mechanism, realizes milling high-speed driving traction requirement.
Preferably, every wheel of described front truck A family car adopts hydraulic-driven or hydraulic drive or electric drive to the operation drives structure on axle.
In above-mentioned either a program preferably, every wheel of described rear car B family car adopts hydraulic-driven or hydraulic drive or electric drive to the high speed drive mechanism on axle.
In above-mentioned either a program preferably, described front truck A family car comprises front truck, and this front truck is as carrier carrying milling assembled unit, and front truck at least carries a set of milling apparatus, and this milling apparatus comprises one group of left milling apparatus and one group of right milling apparatus.
In above-mentioned either a program preferably, described front truck also comprises a set of mill apparatus, and this mill apparatus comprises one group of left mill apparatus and one group of right mill apparatus.
It is further preferred that described front truck comprises at least a set of milling apparatus and at least a set of mill apparatus; Described rear car B family car comprises rear car, and this rear car at least carries a set of power unit and a set of scrap collection unit as carrier.
5th aspect of the present utility model provides a kind of profile of steel rail trimming device, it comprises at least two joint vehicle frames, if two joint vehicle frames are called Rear frame and front frame, below this Rear frame, high-speed driving bogie is equipped with at two ends, above this Rear frame, high-speed cruising drivers' cab is equipped with in rear end, the Rear frame in this operation drivers' cab front is arranged scrap collection helical feed storehouse, the Rear frame in this front, scrap collection helical feed storehouse is arranged between at least a set of power unit and storehouse thereof, below described power unit, under Rear frame, brake is set, under the Rear frame at this brake rear, diesel fuel tanks is set, below described front frame, two ends are equipped with operation and are driven bogie, the upper rear end of described front frame arranges between pumping plant, the operation of described front frame rear end drives bogie front that at least a set of mill apparatus is housed, position above the front frame that this mill apparatus is corresponding is equipped with between mill attending device and storehouse, between this mill attending device and storehouse, front arranges electric equipment compartment I, position below the described front frame of this electric equipment compartment I correspondence arranges between milling apparatus scrap collection air compressor machine and storehouse, between this milling apparatus scrap collection air compressor machine and storehouse, front is equipped with between abrasive dust gathering-device and storehouse thereof, at least a set of milling apparatus is equipped with in the front frame bottom in this abrasive dust gathering-device front, front end, described front frame top arranges working driver chamber, this working driver chamber rear arranges electric equipment compartment II, described milling apparatus comprises support substrate II, this support substrate II is installed in described front frame, on the left of this support substrate II, guide rail I is housed, on the left of this guide rail I, guide rail substrate is housed, on the left of this guide rail substrate, guide rail II is housed, milling apparatus main body is connected on the left of this guide rail II, this milling apparatus main body is equipped with milling dish, this milling dish is connected with drive motors I and drives operation by this drive motors I, the diameter of described milling dish is not less than 600mm.
Preferably, described two joint vehicle frames are connected by the draw-gear that is coupled.
In above-mentioned either a program preferably, described guide rail I is respectively arranged symmetrically with one at described support substrate II upper and lower side.
In above-mentioned either a program preferably, described guide rail I is along Y-direction movement, and described guide rail II moves along Z-direction, thus Y-direction, Z-direction displacement when realizing milling apparatus shaping profile of steel rail.
In above-mentioned either a program preferably, described mill apparatus comprises support substrate I, this support substrate I is contained in below described front frame, by being arranged on two guide rail III connection substrates at upper and lower two ends on the right side of described support substrate I, guide rail IV is housed on the right side of this substrate, this guide rail IV moves along Z-direction, described guide rail III moves along Y-direction, mill apparatus main body is also connected on the right side of described substrate, this mill apparatus main body comprises mill, this mill is connected with drive motors II, and this drive motors II provides operation driving force for described mill, thus realizes the dynamic polishing to rail.
In above-mentioned either a program preferably, described operation drives two wheels of bogie to all connecting axle gear box and motor.
In above-mentioned either a program preferably, described axle gear box is connected to bogie frame by suspension arrangement, described suspension arrangement comprises toggle, this toggle connects axle gear box, this axle gear box is contained in wheel on axletree, the end of described toggle is connected with bogie frame, is connected to described bogie frame below described torsion arm ends by stretching device.
In above-mentioned either a program preferably, the end of described toggle is connected by arm-tie with between bogie frame.
It is further preferred that be equipped with shock absorber between the main beam of described arm-tie and described bogie frame in above-mentioned either a program.
In above-mentioned either a program it is further preferred that in the middle part of the main beam of described bogie frame, bottom comprises the bearing that at least one protrudes, and this bearing connects the position below described torsion arm ends.
Be connected by the bearing of stretching device with the main beam bottom of described bogie frame in above-mentioned either a program it is further preferred that below described torsion arm ends.
In above-mentioned either a program preferably; described stretching device comprises telescoping mechanism; the fixed end of this telescoping mechanism is connected to the bearing of bogie frame main beam bottom; the telescopic end of this telescoping mechanism is connected to toggle pin joint place; and and between described toggle, travel switch mount pad is housed; the trip switch installation seat is equipped with travel switch, the effect of the trip switch be control telescoping mechanism stroke and to its position limitation protection.
In above-mentioned either a program more preferably, at least two hitch points are comprised between described axle gear box and described toggle, a hitch point comprises arm-tie, shock absorber, the elasticity that this hitch point is consisted of between axle gear box and bogie frame the effect of shock absorber connects hitch point, all the other hitch points comprise telescoping mechanism and travel switch, the effect formation axle gear box of this hitch point by travel switch and the hitch point that is rigidly connected of bogie frame.
In above-mentioned either a program more preferably, two pin joints are comprised between described axle gear box and described toggle, these two pin joints are positioned at the both sides of axle gear box internal gear central lateral plane, two pin joints and gear centre form triangle, described axle gear box and described toggle move around the pin joint of toggle and bogie frame, described triangular structure makes Stability Analysis of Structures between described axle gear box and described toggle, described axle gear box and described toggle are when the pin joint of toggle and bogie frame moves, relative motion can not be produced between axle gear box and toggle, thus ensure the transmission efficiency of axle gear box.
A kind of profile of steel rail trimming unit, it comprises at least a set of milling apparatus, this milling apparatus realizes left, the online dynamically shaping of right rail, this milling apparatus comprises support substrate I, the first Y-direction guide rail and the second Y-direction guide rail this support substrate I be equipped with, the substrate I of the first Y-direction guide rail is equipped with the first Z-direction guide rail, the substrate II of the second Y-direction guide rail is equipped with the second Z-direction guide rail, by the first Y-direction guide rail, first Z-direction guide rail realizes Y-direction during the left milling apparatus shaping profile of steel rail being positioned at left side rail, Z-direction displacement, by the second Y-direction guide rail, second Z-direction guide rail realizes Y-direction during the right milling apparatus shaping profile of steel rail being positioned at right side rail, Z-direction displacement.
Preferably, described profile of steel rail trimming unit, it comprises 0 to n and overlaps mill apparatus, this mill apparatus realizes left, right rail is dynamically polished online, require and working line rate request according to homework precision, profile after shaping is polished, this mill apparatus comprises support substrate II, the 3rd Y-direction guide rail and the 4th Y-direction guide rail this support substrate II be equipped with, the substrate III of the 3rd Y-direction guide rail is equipped with the 3rd Z-direction guide rail, the substrate IV of the 4th Y-direction guide rail is equipped with the 4th Z-direction guide rail, by the 3rd Y-direction guide rail, 3rd Z-direction guide rail realizes Y-direction during the left mill apparatus shaping profile of steel rail above the rail of left side, Z-direction displacement, by the 4th Y-direction guide rail, 4th Z-direction guide rail realizes Y-direction during the right mill apparatus shaping profile of steel rail above the rail of right side, Z-direction displacement, milling apparatus, abrasive dust gathering-device, milling apparatus scrap collection air compressor machine, mill apparatus is arranged on vehicle frame along operating direction successively by after forward direction.
Preferably, described profile of steel rail trimming unit carries milling, mill apparatus and power source and scrap collecting system by front truck and rear car, front truck is arranged at least a set of described milling apparatus and at least a set of mill apparatus, rear car is arranged at least a set of power source and at least a set of scrap collecting system.
A kind of profile of steel rail trimming unit, carries milling, mill apparatus and power source and scrap collecting system by front truck and rear car, front truck is arranged at least a set of described milling apparatus, without mill apparatus, rear car is arranged at least a set of power source and at least a set of scrap collecting system.
Preferably, described profile of steel rail trimming unit, carries milling apparatus and power source and scrap collecting system by front truck and rear car, front truck is arranged two cover milling apparatus, without mill apparatus, rear car is arranged a set of power source and a set of scrap collecting system.
Preferably, profile of steel rail trimming unit, carries milling, mill apparatus and power source and scrap collecting system by front truck and rear car, front truck is arranged a set of milling apparatus, a set of mill apparatus, rear car is arranged two cover power source and a set of scrap collecting systems.
Preferably, described profile of steel rail trimming unit, carries milling, mill apparatus and power source and scrap collecting system by front truck and rear car, front truck is arranged a set of milling apparatus, without mill apparatus, rear car is arranged two cover power source and a set of scrap collecting systems.
Preferably, described profile of steel rail trimming unit, milling apparatus and power source and scrap collecting system is carried by front truck and rear car, front truck is arranged two cover milling apparatus, without mill apparatus, two cover milling apparatus are arranged symmetrically with about the Y-direction center line of vehicle frame, and are arranged on below vehicle frame, rear car are arranged two cover power source and a set of scrap collecting systems.
A kind of profile of steel rail trimming unit, comprise three joint cars, i.e. two joint front trucks and a joint rear car, wherein first segment front truck at least carries two cover milling apparatus, this milling apparatus comprises one group of left milling apparatus and one group of right milling apparatus, and second section front truck at least carries a set of milling apparatus, and second section front truck also comprises zero cover or a set of mill apparatus, this mill apparatus comprises one group of left mill apparatus and one group of right mill apparatus, rear car is arranged a set of power source and a set of scrap collecting system.
Preferably, the first segment front truck of described profile of steel rail trimming unit arranges two cover milling apparatus; Second section front truck arranges a set of milling apparatus and a set of mill apparatus, rear car is arranged a set of power source and a set of scrap collecting system.
Preferably, the first segment front truck of described profile of steel rail trimming unit arranges two cover milling apparatus; Second section front truck arranges a set of milling and a set of mill apparatus, rear car is arranged two cover power source and a set of scrap collecting systems.
A kind of profile of steel rail trimming unit, along operating direction, comprise first segment front truck, second section front truck, first segment rear car, second section rear car, wherein first segment front truck is arranged two cover milling apparatus, second section front truck arranges a set of milling and a set of mill apparatus, first segment rear car is arranged a set of power source and a set of scrap collecting system; Second section rear car is arranged a set of power source and a set of scrap collecting system, the sequence of operation is first segment front truck-> first segment rear car-> second section front truck-> second section rear car.
A kind of profile of steel rail trimming unit, it comprises two joint cars, often save car to be carried by two cover two-axle bogies, realize performance of running stability, the car being wherein positioned at assembled unit center line front portion is defined as apparatus for work layout car, namely every wheel of front truck is to axle comprising a set of operation drives structure, realize milling operation and drive traction requirement, the car being positioned at assembled unit center line rear portion is defined as rear car (B1), every wheel of this rear car, to axle comprising a set of high speed drive mechanism, realizes milling high-speed driving traction requirement.
Railway track profile trimming device, it comprises a Rear frame and a front frame, below Rear frame two ends be equipped with high-speed driving bogie and, above this Rear frame, high-speed cruising drivers' cab is equipped with in rear end, the Rear frame in this operation drivers' cab front is arranged scrap collection helical feed storehouse, the Rear frame in this front, scrap collection helical feed storehouse is arranged between power unit and storehouse thereof, below this power unit, under Rear frame, brake is set, under the Rear frame at this brake rear, diesel fuel tanks is set, below described front frame two ends be equipped with operation drive bogie and, the upper rear end of described front frame arranges between pumping plant, the operation of described front frame rear end drives bogie front that a set of mill apparatus is housed, position above the front frame that this mill apparatus is corresponding is equipped with between mill attending device and storehouse, between this mill attending device and storehouse, front arranges electric equipment compartment I, position below the described front frame that this electric equipment compartment is corresponding arranges between milling apparatus scrap collection air compressor machine and storehouse, between this milling apparatus scrap collection air compressor machine and storehouse, front is equipped with between abrasive dust gathering-device and storehouse thereof, a set of milling apparatus is equipped with in the front frame bottom in this abrasive dust gathering-device front, front end, described front frame top arranges working driver chamber, this working driver chamber rear arranges electric equipment compartment II, described milling apparatus comprises support substrate II, this support substrate II is installed in described front frame, on the left of this support substrate II, guide rail I is housed, guide rail substrate is housed on the left of this guide rail, on the left of this guide rail substrate, guide rail II is housed, milling apparatus main body is connected on the left of this guide rail II, this milling apparatus main body is equipped with milling dish, this milling dish is connected with drive motors I and drives operation by this drive motors I, the diameter of described milling dish is 1400mm.
Preferably, the front frame of described railway track profile trimming device is connected by the draw-gear that is coupled with Rear frame.
Preferably, the guide rail I of described railway track profile trimming device is respectively arranged symmetrically with one at described support substrate II upper and lower side, and guide rail I is along Y-direction movement, and described guide rail II moves along Z-direction.
Preferably, described railway track profile trimming device, mill apparatus comprises support substrate I, below front frame described in this support substrate I device, by being arranged on two guide rail III connection substrates at upper and lower two ends on the right side of described support substrate I, guide rail IV is housed on the right side of this substrate, this guide rail IV moves along Z-direction, and described guide rail III moves along Y-direction, also connects mill apparatus main body on the right side of described substrate, this mill apparatus main body comprises mill, and this mill is connected with drive motors II.
Preferably, described railway track profile trimming device, two wheels of its high-speed driving bogie are to all connecting axle gear box and motor, axle gear box is connected to bogie frame by suspension arrangement, described suspension arrangement comprises toggle, and this toggle connects axle gear box, and this axle gear box is contained in wheel on axletree, the end of toggle is connected with bogie frame, is connected to bogie frame below torsion arm ends by stretching device.
Preferably, the end of the toggle of described railway track profile trimming device is connected by arm-tie with between bogie frame, between arm-tie and the main beam of bogie frame, shock absorber is housed, in the middle part of the main beam of bogie frame, bottom comprises a bearing protruded, this bearing connects the position below torsion arm ends, is connected below torsion arm ends by the bearing of stretching device with the main beam bottom of bogie frame.
Preferably; described stretching device comprises telescoping mechanism; the fixed end of this telescoping mechanism is connected to the bearing of the main beam bottom of bogie frame; the telescopic end of this telescoping mechanism is connected to toggle pin joint place; and and travel switch mount pad is housed between toggle; the trip switch installation seat is equipped with travel switch, the effect of the trip switch be control telescoping mechanism stroke and to its position limitation protection.
Preferably, two hitch points are comprised between described axle gear box and toggle, a hitch point comprises arm-tie, shock absorber, the elasticity that this hitch point is consisted of between axle gear box and bogie frame the effect of shock absorber connects hitch point, all the other hitch points comprise telescoping mechanism and travel switch, the effect formation axle gear box of this hitch point by travel switch and the hitch point that is rigidly connected of bogie frame.
Preferably, two pin joints are comprised between described axle gear box and toggle, these two pin joints are positioned at the both sides of axle gear box internal gear central lateral plane, two pin joints and gear centre form triangle, described axle gear box and toggle move around the pin joint of toggle and bogie frame, described triangular structure makes Stability Analysis of Structures between described axle gear box and toggle, described axle gear box and toggle, when the pin joint of toggle and bogie frame moves, can not produce relative motion between axle gear box and toggle.
The working method of the profile of steel rail trimming device that the utility model the 5th aspect provides is: run to the direction in front frame front during operation, open hydraulic motor, hydraulic motor by power transmission shaft by power transmission to axle gear box, the direction of power is changed 90 degree by the gear mechanism in axle gear box, and be passed to axletree by gear mechanism, axle driven wheel is to rotation, thus driving vehicle forward, working truck is advanced at a high speed to operating location, in traveling process, the arm-tie of the torsion arm ends of the operation bogie axle gear-box of front truck A family car is connected with bogie frame by damper, travel switch cuts out, telescoping mechanism is in quick condition, telescoping mechanism can stretch with the motion of toggle, axle gear box rotates along the pin joint of arm-tie and bogie frame, in traveling process, by damper change in location between axle gear box and bogie sole bar, realize the resilient suspension between axle gear box and framework, and operation gear-box is in neutral position, meet the suspension requirement of front truck A family car working at high speed operating mode, the arm-tie of the torsion arm ends of the typotron axle gear box of rear car B family car is connected with bogie frame (latch-up-free position) by damper, and high-speed gear box is in high speed gear, meets the suspension requirement of rear car B family car working at high speed operating mode.High-speed cruising is avoided to impact excessive to the driving that gear-box produces and cause gear-box hang damage or come off.
Arrival is behind operation section, during operation, the telescoping mechanism of stretching device on the axle gear box of the operation bogie of front truck A family car is locked, the state of being rigidly connected is between toggle and bogie sole bar, axle gear box rotates along the pin joint between toggle and telescoping mechanism, and does not have relative motion between axle gear box and bogie frame, the temporary impact produced when cancel job drives, and operation gear-box is in operation gear, ensure the rigidity needed for working condition and tractive force; The arm-tie of rear car B family car typotron torsion arm ends is connected with bogie frame (latch-up-free position) by damper, and high-speed gear box is in neutral position, ensures that operation process rear car B family car belongs to by coupling device, ensures that job execution is normally carried out.
The front operation of front frame drives bogie and rear operation to drive bogie respectively to control oil cylinder and is in operation position, rigidity is between walking frame and vehicle frame during guarantee operation, each high-speed gear box of the bogie of Rear frame is in neutral gear position, the front operation of front frame drives the velocity measuring device on bogie to be in operation position, and Real-Time Monitoring traveling speed feeds back to milling, mill control unit; Milling apparatus is positioned on rail by positioner, dynamic implement is to the milling operation of profile of steel rail, milling apparatus scrap collection air compressor machine simultaneously below front frame is in and runs position, the iron filings that milling operation produces are collected in scrap collection helical feed storehouse by " venturi " principle, after operation completes, by the left side in scrap collection helical feed storehouse row's band or right side row's band, iron filings are got rid of from iron filings storehouse; When grinding operation will be carried out to the rail level after milling, mill apparatus is dynamically pressed on rail by positioner, realize dynamically polishing to the profile of steel rail after milling, iron filings and the abrasive dust of polishing are collected into abrasive dust case by abrasive dust gathering-device, after operation completes, get rid of abrasive dust from abrasive dust case, thus realize the dynamic milling of rail, mill operation.
When operation is complete, when needing high speed traveling, the bogie of front frame becomes elasticity again and connects by being rigidly connected, operation gear-box and motor are in neutral gear position, each device is in high-speed cruising position, the bogie of Rear frame is in high-speed cruising position, high-speed cruising gear-box and motor are in high-speed cruising position, drive the traveling of complete machine high speed by power unit simultaneously or separately, when double dynamical output, 100kM/h is reached from line speed, when single-power exports, rescue assurance function can be played, with the speed not higher than 50kM/h, working vehicle is withdrawn railway " blockade skylight ", guarantee job safety is reliable.
More multioperation is all known for those of ordinary skills, repeats no more.
The technical scheme of railway track profile trimming device provided by the utility model comprises any combination of each part mentioned above, and simple change or the combination of each part mentioned above assembly are still protection domain of the present utility model.
Railway track profile trimming device provided by the utility model adopts the layout type of front frame and so at least two vehicle frames of Rear frame, front frame being arranged, 1 to n overlaps diameter and is not less than the milling dish of 600mm and 0 to n and overlaps the mill that diameter is not less than 800mm, at each dynamical system of Rear frame top rational deployment and control unit, milling dish largest diameter can reach 1400mm, when employing 1400mm major diameter milling dish, it is made to have larger inertia and more cutter grain when milling, cut vertical component less, cutterhead work is more stable, the cutter grain life-span is longer, and residual wave amplitude is little of 0.0045mm after milling.Milling Speed compares 600mm diameter milling dish, and maximum operation speed is increased to 1.8kM/h, and operating efficiency is higher.And owing to adopting changing knife frame mode flexibly to carry out the replacing of cutter grain, make operating efficiency improve, operating cost reduces.Compared with traditional rail plastic operation mode, this car is highly suitable for the construction site that disease heavier and major long tunnel, subway, light rail etc. need environmental protection, has following distinguishing feature:
(1) operating efficiency is high: first pass, and rail level milling depth can reach 0.3 ~ 1.5mm, and gauge angle milling depth is maximum reaches 5mm.Thoroughly can eliminate longitudinal wave mill and various rail level disease.
(2) homework precision is high: rail cross-sectional outling precision can reach ± 0.2mm, and rail longitudinal smoothness precision can reach ± 0.02mm, and rail level smoothness can reach 3 ~ 6 μm, has delayed the appearance of new round longitudinal wave mill and rail level disease.
(3) operation effectiveness is good: all longitudinal wave mills in 400mm wave-length coverage all can thoroughly be eliminated; Rail level there will not be the defect such as micro-rill, spot, stress concentrated layer, overheated, enameling.
(4) operation restriction is few: operation does not affect by the factor such as electric attachments, road junction, guard rail of bridge of track; Throughout the year all can operation.
(5) time of reorganizing and outfit is short: the time of reorganizing and outfit needed before and after operation is few, and cutter group is changed quick and convenient, improves the utilization rate of blocking skylight.
(6) ambient influnence is little: milling operation, without the need to water source, there will not be Mars to splash, without fire hazard in operation process; The iron filings of 99% and dust recovery rate, without on-the-spot residue after operation.
In addition, under the structure of operation bogie can ensure working condition, rigid suspended connection between gear-box with bogie frame, is realized, the temporary impact produced when cancel job drives; When ensureing high-speed cruising simultaneously, realize resilient suspension between gear-box with bogie frame and be connected, prevent high-speed cruising from impacting excessive to the driving that gear-box produces and causing gear-box hang damage or come off, cause traffic safety accident.
Accompanying drawing explanation
Fig. 1 is the mill apparatus structural representation of the preferred embodiment according to railway track profile trimming device of the present utility model.
Fig. 2 is the milling apparatus structural representation of the preferred embodiment according to railway track profile trimming device of the present utility model.
Fig. 3 is the overall structure schematic diagram (scrap collection helical feed storehouse, power list, mill apparatus and milling apparatus are only shown, other minor components are not shown) of the preferred embodiment according to railway track profile trimming device of the present utility model.
Fig. 4 is the structural representation of the preferred embodiment according to railway track profile trimming device of the present utility model, comprises Liang Jie working vehicle in figure, containing a set of milling apparatus, a set of mill apparatus.
Fig. 5 is the structural representation of another preferred embodiment according to railway track profile trimming device of the present utility model, comprises three joint working vehicles in figure, wherein containing two cover milling apparatus, not containing mill apparatus.
Fig. 6 is the structural representation of the another preferred embodiment according to railway track profile trimming device of the present utility model, comprises Liang Jie working vehicle in figure, wherein containing two cover milling apparatus, not containing mill apparatus.
Fig. 7 is a set of milling apparatus embodiment illustrated in fig. 4 and the arrangement of a set of mill apparatus.
Fig. 8 is containing two cover mill apparatus, not containing in the embodiment of milling apparatus, the arrangement of mill apparatus.
Fig. 9 be Fig. 5, embodiment illustrated in fig. 6 in, two cover milling apparatus arrangement.
Figure 10 is the perspective view of axle gear box suspension arrangement embodiment illustrated in fig. 4.
Figure 11 is the sectional view along rail longitudinal direction embodiment illustrated in fig. 10.
Mark in Fig. 1-Figure 10 represents respectively:
1 high-speed cruising drivers' cab 2 scrap collection helical feed storehouse
3 power unit 4 power units
6 mill attending devices between 5 pumping plants
7 electric equipment compartment I 8 electric equipment compartments II
9 No. 1, working driver chamber 10 A family car operation bogie I shaft gear case and motors
No. 1 operation of 11A family car drives bogie 12 A family car No. 1 operation bogie II axle operation gear-box and motor
13 milling apparatus 15 abrasive dust gathering-devices
16 milling apparatus scrap collection air compressor machines
17 mill apparatus 18 A family car vehicle frames
19 No. 2, A family car operation bogie III shaft gear casees and the rear operation of motor 20 drive bogie
21 No. 2, A family car operation bogie IV shaft gear casees and motor 22 are coupled draw-gear
23 B family car V axle high-speed drive gear case 24 B family cars No. 3 high-speed driving bogies
25 B family car V I axle high-speed drive gear case 26 brakes
27 diesel fuel tanks 28 B family car vehicle frames
29 B family car V II axle high-speed drive gear case 30 B family cars No. 4 high-speed driving bogies
31 B family car V III axle high-speed drive gear case 32 support substrate I
33 guide rail III 34 substrates
35 drive motors II 36 milling dishes
37 drive motors I 38 guide rails II
39 guide rail substrate 40 guide rails I
41 support substrate II 42 mills
43 guide rail IV 2 ' bogie frames
3 ' rubber absorbers 4 ' toggles
5 ' arm-tie 6 ' travel switch mount pad
7 ' travel switch 8 ' axle gear box
11 ' axletree
Y1 first Y-direction guide rail Y2 second Y-direction guide rail ... Yn n-th Y-direction guide rail
Z1 first Z-direction guide rail Z2 second Z-direction guide rail ... Zn n-th Z-direction guide rail
J1 substrate I J2 substrate II J3 substrate III J4 substrate IV
D1 power unit S1 scrap collection unit
CZ operation drives structure CG high speed drive mechanism.
Detailed description of the invention
In order to understand the utility model better, describe the preferred embodiment according to a kind of railway track profile trimming device of the utility model and corresponding repair method thereof respectively in detail below in conjunction with accompanying drawing.
In following examples:
Front truck A1 represents first segment front frame 18, and front truck A2 represents second section front frame 18, and by that analogy, front truck An represents the n-th joint front frame 18;
Rear car B1 represents first segment Rear frame 28, rear car B2 and represents second section Rear frame 28, and by that analogy, rear car Bn represents the n-th joint Rear frame 28;
X1 represents first set milling apparatus, and X2 represents the second cover milling apparatus, and by that analogy, Xn represents the n-th cover milling apparatus;
M1 represents first set mill apparatus, and M2 represents the second cover mill apparatus, and by that analogy, Mn represents the n-th cover mill apparatus;
D1 represents first set power unit, and D2 represents the second cover power unit, and by that analogy, Dn represents the n-th cover power unit;
S1 represents first set scrap collecting system, and S2 represents the second cover scrap collecting system, and by that analogy, Sn represents the n-th cover scrap collecting system;
In afore mentioned rules, n is natural number.
embodiment 1.1:a kind of profile of steel rail trimming unit, it comprises 1 cover milling apparatus X1, and not containing mill apparatus, this milling apparatus X1 realizes the online dynamically shaping of left and right rail, as shown in Figure 2, this milling apparatus X1 comprises support substrate I, the first Y-direction guide rail Y1 this support substrate I 32 is equipped with, with the second Y-direction guide rail Y2, substrate I J1 of the first Y-direction guide rail Y1 is equipped with the first Z-direction guide rail Z1, substrate II J2 of the second Y-direction guide rail Y2 is equipped with the second Z-direction guide rail Z2, by the first Y-direction guide rail Y1, first Z-direction guide rail Z1 can realize Y-direction during the left milling apparatus shaping profile of steel rail being positioned at left side rail, Z-direction displacement, by the second Y-direction guide rail Y2, second Z-direction guide rail Z2 can realize Y-direction during the right milling apparatus shaping profile of steel rail being positioned at right side rail, Z-direction displacement.
embodiment 1.2:a kind of profile of steel rail trimming unit, with embodiment 1.1, difference is, also comprise the second cover milling apparatus X2, described second cover milling apparatus X2 is identical with the structure of described milling apparatus X1, as shown in figs. 6 and 9, the second cover milling apparatus X2 and first set milling apparatus X1 is arranged symmetrically with about the Y-direction center line of vehicle frame, and is arranged on below vehicle frame.
embodiment 1.3:a kind of profile of steel rail trimming unit, with embodiment 1.2, difference is, also comprises the 3rd cover milling apparatus X3, described 3rd cover milling apparatus X3 is identical with the structure of described milling apparatus X1, and the 3rd cover milling apparatus X3 is arranged on the rear of described first set milling apparatus X1 and second cover milling apparatus X2.
embodiment 1.4:a kind of profile of steel rail trimming unit, with embodiment 1.3, difference is, also comprises the 4th cover milling apparatus X4, and described 4th cover milling apparatus X4 is identical with the structure of described milling apparatus X1, and the order according to X1, X2, X3, X4 is arranged along operating direction by after forward direction.
embodiment 1.5:a kind of profile of steel rail trimming unit, with embodiment 1.4, difference is, also comprises the 5th cover milling apparatus X5, and described 5th cover milling apparatus X5 is identical with the structure of described milling apparatus X1.
embodiment 2.1:a kind of profile of steel rail trimming unit, it comprises a set of milling apparatus X1, this milling apparatus X1 is with the milling apparatus X1 described in embodiment 1.1, also comprise a set of mill apparatus M1, this mill apparatus M1 realizes left and right rail and dynamically polishes online, require and working line rate request according to homework precision, the profile after shaping is polished, as shown in Figure 1, this mill apparatus M1 comprises support substrate II 41, the 3rd Y-direction guide rail Y3 and the 4th Y-direction guide rail Y4 this support substrate II 41 is equipped with, substrate III J3 of the 3rd Y-direction guide rail Y3 is equipped with the 3rd Z-direction guide rail Z3, substrate IV J4 of the 4th Y-direction guide rail Y4 is equipped with the 4th Z-direction guide rail Z4, by the 3rd Y-direction guide rail Y3, 3rd Z-direction guide rail Z3 realizes Y-direction during the left mill apparatus shaping profile of steel rail above the rail of left side, Z-direction displacement, by the 4th Y-direction guide rail Y4, 4th Z-direction guide rail Z4 realizes Y-direction during the right mill apparatus shaping profile of steel rail above the rail of right side, Z-direction displacement, described milling apparatus X1 and described mill apparatus M1 is arranged symmetrically with about the Y-direction center line of vehicle frame, as shown in Figure 4, milling apparatus X1 13, abrasive dust gathering-device 15, milling apparatus scrap collection air compressor machine 16, mill apparatus M1 17 is once arranged on vehicle frame along operating direction by after forward direction.
embodiment 2.2:a kind of profile of steel rail trimming unit, with embodiment 2.1, difference is, described trimming unit also comprises the second cover mill apparatus M2, and described mill apparatus M2 is identical with the structure of described mill apparatus M1.
embodiment 2.3:a kind of profile of steel rail trimming unit, with embodiment 2.2, difference is, described trimming unit also comprises the 3rd cover mill apparatus M3, and described mill apparatus M3 is identical with the structure of described mill apparatus M1.
embodiment 2.4:a kind of profile of steel rail trimming unit, with embodiment 2.3, difference is, described trimming unit also comprises the 4th cover mill apparatus M4, and described mill apparatus M4 is identical with the structure of described mill apparatus M1.
embodiment 2.5:a kind of profile of steel rail trimming unit, with embodiment 2.4, difference is, described trimming unit also comprises the 5th cover mill apparatus M5, and described mill apparatus M5 is identical with the structure of described mill apparatus M1.
embodiment 2.11:a kind of profile of steel rail trimming unit, with embodiment 1.2, difference is, described trimming unit also comprises a set of mill apparatus M1, structure and the setting of arranging with mill apparatus M1 in embodiment 2.1 of this mill apparatus M1.
embodiment 2.12:a kind of profile of steel rail trimming unit, with embodiment 1.3, difference is, described trimming unit also comprises two cover mill apparatus M1, M2, structure and the setting of arranging with mill apparatus M1, M2 in embodiment 2.2 of this mill apparatus M1.
embodiment 21, a kind of profile of steel rail trimming unit, in the present embodiment, provide a kind of combination 21, i.e. A1+B1 combination, A1 contains: X1+M1; B1 contains: D1+S1; Namely carry milling apparatus devices and power source and scrap collecting system by two joint car A1 and B1, wherein A1 on, layout 1 overlaps milling apparatus and 1 cover mill apparatus, and the upper layout 1 of B1 is overlapped power source and 1 and overlapped scrap collecting system.
embodiment 22, a kind of profile of steel rail trimming unit, provide a kind of combination 22, i.e. A1+B1 combined method, wherein A1 contains: X1; B1 contains: D1+S1; Namely milling apparatus and power source and scrap collecting system, wherein layout a set of milling apparatus A1 on is carried by two joint car A1 and B1, without mill apparatus, the B1 a set of power source of upper layout and a set of scrap collecting system.
embodiment 23, a kind of profile of steel rail trimming unit, provide a kind of combination 23, i.e. A1+B1 combined method, A1 contains: X1+X2; B1 contains: D1+S1; Namely carry milling apparatus and power source and scrap collecting system by two joint vehicle frame A1 and B1, as shown in Figure 6, wherein A1 on, layout 2 overlaps milling apparatus, and without mill apparatus, the upper layout 1 of B1 is overlapped power source and 1 and overlapped scrap collecting system.
embodiment 24, a kind of profile of steel rail trimming unit, provide a kind of combination 24, i.e. A1+B1 combined method, A1 contains: X1+M1; B1 contains: D1+D2+S1; Namely carry milling apparatus and power source and scrap collecting system by two joint car A1 and B1, wherein A1 on, layout 1 overlaps milling apparatus, 1 mill apparatus, and the upper layout 2 of B1 is overlapped power source and 1 and overlapped scrap collecting system.
embodiment 25, a kind of profile of steel rail trimming unit, provide a kind of combination 25, i.e. A1+B1 combination, A1 contains: X1; B1 contains: D1+D2+S1; Namely carry milling apparatus and power source and scrap collecting system by two joint car A1 and B1, wherein A1 on, layout 1 overlaps milling apparatus, and without mill apparatus, the upper layout 2 of B1 is overlapped power source and 1 and overlapped scrap collecting system.
embodiment 26, a kind of profile of steel rail trimming unit, provide a kind of combination 26, i.e. A1+B1 combination, A1 contains: X1+X2; B1 contains: D1+D2+S1; Namely carry milling apparatus and power source and scrap collecting system by two joint car A1 and B1, wherein A1 on, layout 2 overlaps milling apparatus, and without mill apparatus, the upper layout 2 of B1 is overlapped power source and 1 and overlapped scrap collecting system.
embodiment 3.1:a kind of profile of steel rail trimming unit, for realizing the combination shaping of embodiment 1.1 and 2.1, along operating direction, comprise three joint cars, i.e. front truck A1, A2 and rear car B1, wherein front truck A1, A2 and B1 is as carrier carrying milling assembled unit and power source, and front truck A1 at least carries two cover milling apparatus X1, this milling apparatus X1 comprises one group of left milling apparatus and one group of right milling apparatus, A2 at least carries a set of milling apparatus X1.
In the present embodiment, front truck A2 also comprises 0 cover mill apparatus M1.
In the present embodiment, the upper layout 1 of B1 overlaps power source and 1 cover scrap collecting system.
embodiment 3.2: a kind of profile of steel rail trimming unit, with embodiment 3.1, difference is: the upper layout 2 of B1 overlaps power source and 1 cover scrap collecting system.
embodiment 3.3: a kind of profile of steel rail trimming unit, with embodiment 3.1, difference is: front truck A2 also comprises 1 cover mill apparatus M1, and this mill apparatus M1 comprises one group of left mill apparatus and one group of right mill apparatus.
embodiment 31, a kind of profile of steel rail trimming unit, provide a kind of combined method 31, i.e. A1+A2+B1 combined method, A1 contains: X1+X2; A2 contains: X3+M1; B1 contains: D1+S1; Namely carry milling apparatus and power source and scrap collecting system by three joint car A1, A2, B1, wherein on A1, layout 2 overlaps milling apparatus; A2 arranges 1 cover milling and 1 cover mill apparatus, and the upper layout 1 of B1 overlaps power source and 1 cover scrap collecting system.
embodiment 32, a kind of profile of steel rail trimming unit, provide a kind of combination 32, i.e. A1+A2+B1 combination, A1 contains: X1+X2; A2 contains: X3+M1; B1 contains: D2+S1; Namely carry milling apparatus power source and scrap collecting system by three joint car A1, A2, B1, wherein on A1, layout 2 overlaps milling apparatus; A2 arranges 1 cover milling and 1 cover mill apparatus, and the upper layout 2 of B1 overlaps power source and 1 cover scrap collecting system.
embodiment 4.1:a kind of profile of steel rail trimming unit, for realizing the combination shaping of embodiment 1.1 and 2.1, along operating direction, comprise four joint cars, A1, A2 carry milling apparatus, and wherein on A1, layout 2 overlaps milling apparatus; A2 arranges 1 cover milling and 1 cover mill apparatus, and the upper layout 1 of B1 overlaps power source and 1 cover scrap collecting system; The upper layout 1 of B2 overlaps power source and 1 cover scrap collecting system, and the sequence of operation is A1->B1->A2->B2.
embodiment 4.2: a kind of profile of steel rail trimming unit, with embodiment 4.1, difference is: the sequence of operation is A1->A2->B1->B2.
embodiment 5.1: a kind of profile of steel rail trimming unit, it comprises two joint cars, often save car to be carried by two cover two-axle bogies, realize performance of running stability, the car being wherein positioned at assembled unit center line front portion is defined as front truck A1(and apparatus for work layout car), every wheel of described front truck A1, to axle comprising a set of operation drives structure CZ, realizes milling operation and drives traction requirement; The car being positioned at assembled unit center line rear portion is defined as rear car B1, and every wheel of this rear car B1, to axle comprising a set of high speed drive mechanism CG, realizes milling high-speed driving traction requirement.
embodiment A_
21, the configurable driving method A_21 of a kind of profile of steel rail trimming unit, for combined method 23, i.e. A1+ B1 combined method, A1 contains: X1+X2; B1 contains: D1+S1; Namely carry milling apparatus and power source and scrap collecting system by two joint car A1, B1, wherein on A1, layout 2 overlaps milling apparatus, without mill apparatus; The upper layout 1 of B1 overlaps power source and 1 cover scrap collecting system,
A1 car adopts following type of drive:
Hydraulic driving mode A_21, A1 are containing (along operating direction):
Adopt two cover two-axle bogies, totally four axles, every root axle configures a set of operation driving gearbox and hydraulic drive motor ZCL1, maximum configurable ZCL1, ZCL2, ZCL3, ZCL4 tetra-overlaps operation driving mechanism, ZCL represents operation driving mechanism, ZCL1 and first set operation driving mechanism, by that analogy.
embodiment A _ 22, the configurable driving method A_22 of a kind of profile of steel rail trimming unit, with
embodiment A_
21 differences are,a kind of hydraulic drive mode A_22 is provided,
A1 car adopts following type of drive:
Hydraulic driving mode A_22, A1 are containing (along operating direction):
Adopt 2 cover 2 axle bogies, totally 4 with axle, every root axle configures 1 cover operation driving gearbox and hydraulic drive mechanism ZCY1, maximum configurable ZCY1, ZCY2, ZCY3, ZCY1 tetra-overlaps operation driving mechanism, ZCY represents operation driving mechanism, ZCY1 and first set operation driving mechanism, by that analogy.
embodiment A _ 23,the configurable driving method A_23 of a kind of profile of steel rail trimming unit, same to embodiment A _
21 and embodiment A _ 22 difference be,electric transmission type of drive A_23, along operating direction,
A1 car adopts following type of drive:
Hydraulic driving mode A_23, A1 is containing (along operating direction): adopt 2 cover 2 axle bogies, totally 4 with axle, and configurable a set of operation driving gearbox and traction electric machine ZCD1 on every root axle, maximum configurable ZCD1, ZCD2, ZCD3, ZCD4 tetra-overlaps operation driving mechanism.
embodiment B _ 21,the configurable driving method B_21 of a kind of profile of steel rail trimming unit, B car adopts following type of drive:
Hydraulic driving mode B_21, along operating direction, B1 comprises successively:
Adopt two cover two-axle bogies, totally four axles, every root axle configures a set of high-speed drive gear case and hydraulic drive motor GCL1, maximum configurable GCL1, GCL2, GCL3, GCL1 tetra-overlaps operation driving mechanism, GCL represents operation driving mechanism, GCL1 and first set operation driving mechanism, by that analogy.
embodiment B _ 22,the configurable driving method B_22 of a kind of profile of steel rail trimming unit, hydraulic drive mode B_22, along operating direction, B1 comprises successively:
Adopt two cover two-axle bogies, totally four axles, every root axle configures 1 cover high-speed drive gear case and hydraulic drive mechanism ZCY1, maximum configurable ZCY1, ZCY2, ZCY3, ZCY4 tetra-overlaps operation driving mechanism, ZCY represents operation driving mechanism, ZCY1 and first set operation driving mechanism, by that analogy.
embodiment B _ 23,the configurable driving method B_23 of a kind of profile of steel rail trimming unit, electric transmission type of drive B_23, along operating direction, B1 comprises successively:
Adopt two cover two-axle bogies, totally four axles, configurable at least 1 cover high-speed drive gear case and traction electric machine GCD1 on every root axle, maximum configurable GCD1, GCD2, GCD3, GCD4 tetra-overlaps operation driving mechanism, GCD represents operation driving mechanism, GCD1 and first set operation driving mechanism, by that analogy.
Railway track profile trimming device in above-described embodiment comprises a Rear frame 28 and a front frame 18, below Rear frame 28, high-speed driving bogie 24 and 30 is equipped with at two ends, above this Rear frame 28, high-speed cruising drivers' cab 1 is equipped with in rear end, the Rear frame 28 in this operation drivers' cab 1 front is arranged scrap collection helical feed storehouse 2, the Rear frame 28 in this front, scrap collection helical feed storehouse 2 to be arranged between power unit D1 and storehouse thereof 3, below this power unit D1, Rear frame arranges brake 26 28 times, the Rear frame at this brake 26 rear arranges diesel fuel tanks 27 28 times, below described front frame 18, two ends are equipped with operation and are driven bogie 20 and 11, the upper rear end of described front frame 18 to arrange between pumping plant 5, the operation of described front frame 18 rear end drives bogie front that a set of mill apparatus 17 is housed, position above the front frame 18 of this mill apparatus 17 correspondence to be equipped with between mill attending device and storehouse 6, between this mill attending device and storehouse, 6 fronts arrange electric equipment compartment I 7, position below the described front frame 18 of this electric equipment compartment 7 correspondence to arrange between milling apparatus scrap collection air compressor machine and storehouse 16, between this milling apparatus scrap collection air compressor machine and storehouse, 16 fronts are equipped with between abrasive dust gathering-device 15 and storehouse thereof, a set of milling apparatus 13 is equipped with in front frame 18 bottom in this abrasive dust gathering-device 15 front, front end, described front frame 18 top arranges working driver chamber 9, this working driver chamber 9 rear arranges electric equipment compartment II 8, described milling apparatus 13 comprises support substrate II 41, this support substrate II 41 is installed in described front frame 18, on the left of this support substrate II 41, guide rail I 40 is housed, on the left of this guide rail 40, guide rail substrate 39 is housed, on the left of this guide rail substrate 39, guide rail II 38 is housed, milling apparatus main body is connected on the left of this guide rail II 38, this milling apparatus main body is equipped with milling dish 36, this milling dish 36 is connected with drive motors I 37 and drives operation by this drive motors I 37, the diameter of described milling dish 36 is that 1400mm(adopts maximum gauge, realize best Milling Accuracy and effect).
In above-described embodiment, front frame 18 is connected by coupling draw-gear with Rear frame 28.
In above-described embodiment, described guide rail I 40 is respectively arranged symmetrically with one at described support substrate II 41 upper and lower side.
In above-described embodiment, described guide rail I 40 is along Y-direction movement, and described guide rail II 38 moves along Z-direction, thus Y-direction, Z-direction displacement when realizing milling apparatus shaping profile of steel rail.
In above-described embodiment, described mill apparatus 17 comprises support substrate I 32, below front frame 18 described in this support substrate I 32 device, by being arranged on two guide rail III 33 connection substrates 34 at upper and lower two ends on the right side of described support substrate I 32, on the right side of this substrate 34, guide rail IV 43 is housed, this guide rail IV 43 moves along Z-direction, described guide rail III 33 moves along Y-direction, mill apparatus main body is also connected on the right side of described substrate 34, this mill apparatus main body comprises mill 42, this mill 42 is connected with drive motors II 35, this drive motors II 35 provides operation driving force for described mill 42, thus the dynamic polishing realized rail.
In above-described embodiment, two wheels of described high-speed driving bogie 24 are to all connecting axle gear box 8 ' and motor.
In above-described embodiment, axle gear box 8 ' is connected to bogie frame 2 ' by suspension arrangement, described suspension arrangement comprises toggle 4 ', this toggle 4 ' connects axle gear box 8 ', this axle gear box 8 ' is contained in wheel on axletree 11 ', the end of toggle 4 ' is connected with bogie frame 2 ', and toggle 4 ' is connected to bogie frame 2 ' by stretching device below end.
In above-described embodiment, the end of toggle 4 ' is connected by arm-tie 5 ' with between bogie frame 2 '.
In above-described embodiment preferably, between described arm-tie 5 ' and the main beam of bogie frame 2 ', shock absorber is housed.
In above-described embodiment preferably, in the middle part of the main beam of bogie frame 2 ', bottom comprises a bearing protruded, and this bearing connects the position below toggle 4 ' end.
In above-described embodiment preferably, be connected by the bearing of stretching device with the main beam bottom of bogie frame 2 ' below toggle 4 ' end.
In above-described embodiment; described stretching device comprises telescoping mechanism; the fixed end of this telescoping mechanism is connected to the bearing of the main beam bottom of bogie frame 2 '; the telescopic end of this telescoping mechanism is connected to toggle 4 ' pin joint place; and and travel switch mount pad 6 ' is housed between toggle 4 '; the trip switch installation seat 6 ' is equipped with travel switch 7 ', the effect of the trip switch 7 ' be control telescoping mechanism stroke and to its position limitation protection.
In above-described embodiment, two hitch points are comprised between described axle gear box 8 ' and toggle 4 ', a hitch point comprises arm-tie 5 ', shock absorber, the elasticity that this hitch point is consisted of between axle gear box 8 ' and bogie frame 2 ' the effect of shock absorber connects hitch point, all the other hitch points comprise telescoping mechanism and travel switch 7 ', the effect formation axle gear box 8 ' of this hitch point by travel switch 7 ' and the hitch point that is rigidly connected of bogie frame 2 '.
In above-described embodiment, two pin joints are comprised between described axle gear box 8 ' and toggle 4 ', these two pin joints are positioned at the both sides of axle gear box 8 ' internal gear central lateral plane, two pin joints and gear centre form triangle, described axle gear box 8 ' moves around the pin joint of toggle 4 ' with bogie frame 2 ' with toggle 4 ', described triangular structure makes Stability Analysis of Structures between described axle gear box 8 ' and toggle 4 ', described axle gear box 8 ' and toggle 4 ' are when toggle 4 ' moves with the pin joint of bogie frame 2 ', relative motion can not be produced between axle gear box 8 ' and toggle 4 ', thus ensure the transmission efficiency of axle gear box 8 '.
The working method of the railway track profile trimming device that above-described embodiment provides is: run to the direction in front frame front during operation, open high speed drive mechanism (or hydraulic pressure or fluid power or fax) the high-speed cruising position, place of B1, the direction of power is changed 90 degree by the interior gear mechanism of axle shaft gear-box 8 ', and be passed to axletree 11 ' by gear mechanism, axletree 11 ' driven wheel is to rotation, thus driving vehicle forward, working truck is advanced at a high speed to operating location, in traveling process, the arm-tie 5 ' of the toggle 4 ' end of the bogie axle gear-box 8 ' of rear car B1 is connected with bogie frame 2 ' by rubber absorbers 3 ', realize elasticity to connect, meet the high speed performance of running stability requirement of rear car B1, the arm-tie 5 ' of the toggle 4 ' end of the bogie axle gear-box 8 ' of front truck A1 is connected with bogie frame 2 ' by rubber absorbers 3 ' that (travel switch 7 ' cuts out, telescoping mechanism is in quick condition, telescoping mechanism can stretch with the motion of toggle 4 ', axle gear box 8 ' rotates along the pin joint of arm-tie 5 ' and bogie frame 2 ', in traveling process, by rubber absorbers 3 ' change in location between axle gear box 8 ' and bogie sole bar, realize the resilient suspension between axle gear box 8 ' and framework, meet the suspension requirement of high-speed cruising operating mode, high-speed cruising is avoided to impact excessive to the driving that gear-box produces and cause gear-box hang damage or come off), namely A1 bogie is in elasticity connection bit and gear-box is in neutral locking bit.
Arrival is behind operation section, during operation, B1 bogie is switched to job position by high speed position, namely high-speed driving structure is in neutral position, not outputting power, the bogie of A1 is switched to working condition by high-speed working condition, namely bogie frame 2 ' and vehicle frame is ensured, framework and axletree 11 ', axle gear box 8 ' and torsion arm seat are in be rigidly connected and (are locked by the telescoping mechanism of upper for the axle gear box 8 ' of bogie stretching device, the state of being rigidly connected is between toggle 4 ' and bogie sole bar, axle gear box 8 ' rotates along the pin joint between toggle 4 ' and telescoping mechanism, and do not have relative motion between axle gear box 8 ' and bogie frame 2 ', the temporary impact produced when cancel job drives, thus ensure operation rigidity).
The front operation of front frame 18 drives bogie 11 and rear operation to drive bogie 20 respectively to control oil cylinder and is in operation position, rigidity is between walking frame and vehicle frame during guarantee operation, the bogie 24 of Rear frame 28 and each high-speed gear box 23,25,29,31 of bogie 30 are in neutral gear position, the front operation of front frame 18 drives the velocity measuring device on bogie 11 to be in operation position, and Real-Time Monitoring traveling speed feeds back to milling, mill control unit; Milling apparatus 13 is positioned on rail by positioner, dynamic implement is to the milling operation of profile of steel rail, milling apparatus scrap collection air compressor machine 16 simultaneously below front frame 18 is in and runs position, the iron filings produced by milling operation to be collected in iron filings storehouse 2 by " venturi " principle, after operation completes, by the left side in scrap collection helical feed storehouse row's band or right side row's band, iron filings are got rid of from iron filings storehouse; When grinding operation will be carried out to the rail level after milling, mill apparatus 17 is dynamically pressed on rail by positioner, realize dynamically polishing to the profile of steel rail after milling, iron filings and the abrasive dust of polishing are collected into abrasive dust case by abrasive dust gathering system 15, after operation completes, get rid of abrasive dust from abrasive dust case, thus realize the dynamic milling of rail, mill operation.
When operation is complete, when needing high speed traveling, the bogie 11 of front frame 18, 20 become elasticity again by being rigidly connected connects, operation gear-box and motor 10, 12, 19, 21 are in neutral gear position, each device is in high-speed cruising position, the bogie 24 of Rear frame, 30 are in high-speed cruising position, high-speed cruising gear-box and motor 23, 25, 29, 31 are in high-speed cruising position, drive the traveling of complete machine high speed by power unit simultaneously or separately, when double dynamical output, 100kM/h is reached from line speed, when single-power exports, rescue assurance function can be played, with the speed not higher than 50kM/h, working vehicle is withdrawn railway " blockade skylight ", guarantee job safety is reliable.
More multioperation is all known for those of ordinary skills, repeats no more.
The technical scheme of the railway track profile trimming device that above-described embodiment provides comprises any combination of each part mentioned above, and simple change or the combination of each part mentioned above assembly are still protection domain of the present utility model.
The railway track profile trimming device that above-described embodiment provides adopts the layout type of front frame and so at least two vehicle frames of Rear frame, front frame is arranged a set of 1400mm diameter milling dish, Rear frame is arranged mill equipment, the each dynamical system of rational deployment and control unit, owing to adopting 1400mm major diameter milling dish, make it have larger inertia and more cutter grain when milling, cut vertical component less, cutterhead work is more stable, and the cutter grain life-span is longer; And residual wave amplitude is little of 0.0045mm after milling; After milling operation rail profile precision and longitudinal smoothness precision more excellent; Milling Speed compares 600mm diameter milling dish, and maximum operation speed is increased to 1.8kM/h, and operating efficiency is higher.
In addition, under the structure of bogie can ensure working condition, rigid suspended connection between gear-box with bogie frame 2 ', is realized, the temporary impact produced when cancel job drives; When ensureing high-speed cruising simultaneously, realize resilient suspension between gear-box with bogie frame 2 ' and be connected, prevent high-speed cruising from impacting excessive to the driving that gear-box produces and causing gear-box hang damage or come off, cause traffic safety accident.
Claims (22)
1. a profile of steel rail trimming unit, it comprises at least a set of milling apparatus (13), this milling apparatus (13) realizes left, the online dynamically shaping of right rail, it is characterized in that: this milling apparatus comprises support substrate I, the first Y-direction guide rail (Y1) and the second Y-direction guide rail (Y2) this support substrate I be equipped with, the substrate I (J1) of the first Y-direction guide rail (Y1) is equipped with the first Z-direction guide rail (Z1), the substrate II (J2) of the second Y-direction guide rail (Y2) is equipped with the second Z-direction guide rail (Z2), by the first Y-direction guide rail (Y1), first Z-direction guide rail (Z1) realizes Y-direction during the left milling apparatus shaping profile of steel rail being positioned at left side rail, Z-direction displacement, by the second Y-direction guide rail (Y2), second Z-direction guide rail (Z2) realizes Y-direction during the right milling apparatus shaping profile of steel rail being positioned at right side rail, Z-direction displacement.
2. profile of steel rail trimming unit as claimed in claim 1, it comprises 0 to n and overlaps mill apparatus, this mill apparatus realizes left, right rail is dynamically polished online, require and working line rate request according to homework precision, profile after shaping is polished, it is characterized in that: this mill apparatus comprises support substrate II, the 3rd Y-direction guide rail (Y3) and the 4th Y-direction guide rail (Y4) this support substrate II be equipped with, the substrate III (J3) of the 3rd Y-direction guide rail (Y3) is equipped with the 3rd Z-direction guide rail (Z3), the substrate IV (J4) of the 4th Y-direction guide rail (Y4) is equipped with the 4th Z-direction guide rail (Z4), by the 3rd Y-direction guide rail (Y3), 3rd Z-direction guide rail (Z3) realizes Y-direction during the left mill apparatus shaping profile of steel rail above the rail of left side, Z-direction displacement, by the 4th Y-direction guide rail (Y4), 4th Z-direction guide rail (Z4) realizes Y-direction during the right mill apparatus shaping profile of steel rail above the rail of right side, Z-direction displacement, milling apparatus (13), abrasive dust gathering-device (15), milling apparatus scrap collection air compressor machine (16), mill apparatus (17) is arranged on vehicle frame along operating direction successively by after forward direction.
3. a profile of steel rail trimming unit, it carries milling, mill apparatus and power source and scrap collecting system by front truck (A1) and rear car (B1), it is characterized in that: front truck (A1) is upper arranges at least a set of milling apparatus and at least a set of mill apparatus, rear car (B1) is upper arranges at least a set of power source and at least a set of scrap collecting system, and described milling apparatus is milling apparatus as claimed in claim 1.
4. a profile of steel rail trimming unit, milling, mill apparatus and power source and scrap collecting system is carried by front truck (A1) and rear car (B1), it is characterized in that: front truck (A1) is upper arranges at least a set of milling apparatus, without mill apparatus, rear car (B1) is upper arranges at least a set of power source and at least a set of scrap collecting system, and described milling apparatus is for being milling apparatus as claimed in claim 1.
5. profile of steel rail trimming unit as claimed in claim 4, milling apparatus and power source and scrap collecting system is carried by front truck (A1) and rear car (B1), it is characterized in that: the upper layout two of front truck (A1) overlaps milling apparatus, without mill apparatus, rear car (B1) is upper arranges a set of power source and a set of scrap collecting system.
6. profile of steel rail trimming unit as claimed in claim 3, milling, mill apparatus and power source and scrap collecting system is carried by front truck (A1) and rear car (B1), it is characterized in that: front truck (A1) is upper arranges a set of milling apparatus, a set of mill apparatus, the upper layout two of rear car (B1) overlaps power source and a set of scrap collecting system.
7. a kind of profile of steel rail trimming unit as claimed in claim 4, milling, mill apparatus and power source and scrap collecting system is carried by front truck (A1) and rear car (B1), it is characterized in that: front truck (A1) is upper arranges a set of milling apparatus, without mill apparatus, the upper layout two of rear car (B1) overlaps power source and a set of scrap collecting system.
8. a kind of profile of steel rail trimming unit as claimed in claim 4, milling apparatus and power source and scrap collecting system is carried by front truck (A1) and rear car (B1), it is characterized in that: the upper layout two of front truck (A1) overlaps milling apparatus, without mill apparatus, two covers milling apparatus (13) are arranged symmetrically with about the Y-direction center line of vehicle frame, and being arranged on below vehicle frame, the upper layout two of rear car (B1) overlaps power source and a set of scrap collecting system.
9. a profile of steel rail trimming unit, comprise three joint cars, i.e. front truck (A1), front truck (A2) and rear car (B1), wherein front truck (A1), front truck (A2) and rear car (B1) are as carrier carrying milling assembled unit and power source, it is characterized in that: front truck (A1) at least carries two covers milling apparatus (X1), this milling apparatus (X1) comprises one group of left milling apparatus and one group of right milling apparatus, front truck (A2) at least carries a set of milling apparatus (X1), front truck (A2) also comprises zero cover or a set of mill apparatus (M1), this mill apparatus (M1) comprises one group of left mill apparatus and one group of right mill apparatus, rear car (B1) is upper arranges a set of power source and a set of scrap collecting system, described milling apparatus is milling apparatus as claimed in claim 1.
10. profile of steel rail trimming unit as claimed in claim 9, carry milling apparatus and power source and scrap collecting system by front truck (A1), front truck (A2), rear car (B1), it is characterized in that: the upper layout two of front truck (A1) overlaps milling apparatus; Front truck (A2) arranges a set of milling apparatus and a set of mill apparatus, and rear car (B1) is upper arranges a set of power source and a set of scrap collecting system.
11. profile of steel rail trimming unit as claimed in claim 9, carry milling apparatus power source and scrap collecting system by front truck (A1), front truck (A2), rear car (B1), it is characterized in that: the upper layout two of front truck (A1) overlaps milling apparatus; Front truck (A2) arranges a set of milling and a set of mill apparatus, and the upper layout two of rear car (B1) overlaps power source and a set of scrap collecting system.
12. 1 kinds of profile of steel rail trimming unit, along operating direction, comprise front truck (A1), front truck (A2), rear car (B1), rear car (B2), wherein the upper layout 2 of front truck (A1) overlaps milling apparatus, front truck (A2) arranges a set of milling and a set of mill apparatus, and rear car (B1) is upper arranges a set of power source and a set of scrap collecting system; Rear car (B2) is upper arranges a set of power source and a set of scrap collecting system, the sequence of operation is A1->B1->A2->B2, described milling apparatus is for being milling apparatus as claimed in claim 1, and described mill apparatus is for being mill apparatus as claimed in claim 2.
13. 1 kinds of profile of steel rail trimming unit, it comprises two joint cars, often save car to be carried by two cover two-axle bogies, realize performance of running stability, the car being wherein positioned at assembled unit center line front portion is defined as apparatus for work layout car, i.e. front truck (A1), every wheel of front truck (A1) is to axle comprising a set of operation drives structure (CZ), realize milling operation and drive traction requirement, it is characterized in that: the car being positioned at assembled unit center line rear portion is defined as rear car (B1), every wheel of this rear car (B1) is to axle comprising a set of high speed drive mechanism (CG), realize milling high-speed driving traction requirement.
14. railway track profile trimming devices, it comprises a Rear frame (28) and a front frame (18), high-speed driving bogie (24) and (30) are equipped with in two ends, Rear frame (28) below, high-speed cruising drivers' cab (1) is equipped with in rear end, this Rear frame (28) top, the Rear frame (28) in this operation drivers' cab (1) front arranges scrap collection helical feed storehouse (2), the Rear frame (28) in this scrap collection helical feed storehouse (2) front is arranged between power unit (D1) and storehouse thereof, under this power unit (D1) below Rear frame (28), brake (26) is set, under the Rear frame (28) at this brake (26) rear, diesel fuel tanks (27) is set, two ends, described front frame (18) below are equipped with operation and are driven bogie (20) and (11), the upper rear end of described front frame (18) arranges (5) between pumping plant, the operation of described front frame (18) rear end drives bogie front that a set of mill apparatus (17) is housed, (6) between mill attending device and storehouse are equipped with in the position of front frame (18) top that this mill apparatus (17) is corresponding, between this mill attending device and storehouse, (6) front arranges electric equipment compartment I (7), the position of described front frame (18) below that this electric equipment compartment (7) is corresponding arranges (16) between milling apparatus scrap collection air compressor machine and storehouse, between this milling apparatus scrap collection air compressor machine and storehouse, (16) front is equipped with between abrasive dust gathering-device (15) and storehouse thereof, a set of milling apparatus (13) is equipped with in front frame (18) bottom in this abrasive dust gathering-device (15) front, described front frame (18) front end, top arranges working driver chamber (9), this working driver chamber (9) rear arranges electric equipment compartment II (8), described milling apparatus (13) comprises support substrate II (41), this support substrate II (41) is installed in described front frame (18), guide rail I (40) is equipped with in this support substrate II (41) left side, guide rail substrate (39) is equipped with in this guide rail (40) left side, guide rail II (38) is equipped with in this guide rail substrate (39) left side, this guide rail II (38) left side connects milling apparatus main body, this milling apparatus main body is equipped with milling dish (36), this milling dish (36) is connected with drive motors I (37) and drives operation by this drive motors I (37), it is characterized in that: the diameter of described milling dish (36) is 1400mm.
15. railway track profile trimming devices as claimed in claim 14, is characterized in that: described front frame is connected by the draw-gear that is coupled with Rear frame.
16. railway track profile trimming devices as claimed in claim 15, it is characterized in that: guide rail I (40) is respectively arranged symmetrically with one at described support substrate II (41) upper and lower side, guide rail I (40) is along Y-direction movement, and described guide rail II (38) moves along Z-direction.
17. railway track profile trimming devices as claimed in claim 16, it is characterized in that: mill apparatus (17) comprises support substrate I (32), front frame (18) below described in this support substrate I (32) device, described support substrate I (32) right side is by being arranged on two guide rails III (33) connection substrate (34) at upper and lower two ends, guide rail IV (43) is equipped with on this substrate (34) right side, this guide rail IV (43) moves along Z-direction, described guide rail III (33) moves along Y-direction, described substrate (34) right side also connects mill apparatus main body, this mill apparatus main body comprises mill (42), this mill (42) is connected with drive motors II (35).
18. railway track profile trimming devices as claimed in claim 17, it is characterized in that: two wheels of high-speed driving bogie (24) are to all connecting axle gear box (8 ') and motor, axle gear box (8 ') is connected to bogie frame (2 ') by suspension arrangement, described suspension arrangement comprises toggle (4 '), this toggle (4 ') connects axle gear box (8 '), this axle gear box (8 ') is contained in wheel on axletree (11 '), the end of toggle (4 ') is connected with bogie frame (2 '), bogie frame (2 ') is connected to by stretching device below toggle (4 ') end.
19. railway track profile trimming devices as claimed in claim 18, it is characterized in that: the end of toggle (4 ') is connected by arm-tie (5 ') with between bogie frame (2 '), between the main beam of arm-tie (5 ') and bogie frame (2 '), shock absorber is housed, in the middle part of the main beam of bogie frame (2 '), bottom comprises a bearing protruded, this bearing connects the position below toggle (4 ') end, be connected by the bearing of stretching device with the main beam bottom of bogie frame (2 ') below toggle (4 ') end.
20. railway track profile trimming devices as claimed in claim 19, it is characterized in that: stretching device comprises telescoping mechanism, the fixed end of this telescoping mechanism is connected to the bearing of the main beam bottom of bogie frame (2 '), the telescopic end of this telescoping mechanism is connected to toggle (4 ') pin joint place, and and between toggle (4 '), travel switch mount pad (6 ') is housed, travel switch (7 ') the trip switch installation seat (6 ') is equipped with, the effect of the trip switch (7 ') be control telescoping mechanism stroke and to its position limitation protection.
21. railway track profile trimming devices as claimed in claim 20, it is characterized in that: between axle gear box (8 ') and toggle (4 '), comprise two hitch points, a hitch point comprises arm-tie (5 '), shock absorber, the elasticity that this hitch point is consisted of between axle gear box (8 ') and bogie frame (2 ') the effect of shock absorber connects hitch point, all the other hitch points comprise telescoping mechanism and travel switch (7 '), effect formation axle gear box (8 ') of this hitch point by travel switch (7 ') and the hitch point that is rigidly connected of bogie frame (2 ').
22. railway track profile trimming devices as claimed in claim 21, it is characterized in that: between axle gear box (8 ') and toggle (4 '), comprise two pin joints, these two pin joints are positioned at the both sides of axle gear box (8 ') internal gear central lateral plane, two pin joints and gear centre form triangle, described axle gear box (8 ') is moved around the pin joint of toggle (4 ') with bogie frame (2 ') with toggle (4 '), described triangular structure makes Stability Analysis of Structures between described axle gear box (8 ') and toggle (4 '), described axle gear box (8 ') and toggle (4 ') are when toggle (4 ') moves with the pin joint of bogie frame (2 '), relative motion can not be produced between axle gear box (8 ') and toggle (4 ').
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420641490.9U CN204455744U (en) | 2014-10-31 | 2014-10-31 | A kind of railway track profile trimming unit and corresponding equipment thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420641490.9U CN204455744U (en) | 2014-10-31 | 2014-10-31 | A kind of railway track profile trimming unit and corresponding equipment thereof |
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| CN204455744U true CN204455744U (en) | 2015-07-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625122A (en) * | 2014-10-31 | 2016-06-01 | 昆明中铁大型养路机械集团有限公司 | Railway steel rail profile shape renovating unit and corresponding device |
| CN105625120A (en) * | 2014-10-31 | 2016-06-01 | 昆明中铁大型养路机械集团有限公司 | Railway track profile shape modifying vehicle and modifying method as well as corresponding equipment |
| CN107587395A (en) * | 2017-08-23 | 2018-01-16 | 武汉瑞祥安科技股份有限公司 | A kind of drawn in trajectory shapes multiple car |
-
2014
- 2014-10-31 CN CN201420641490.9U patent/CN204455744U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625122A (en) * | 2014-10-31 | 2016-06-01 | 昆明中铁大型养路机械集团有限公司 | Railway steel rail profile shape renovating unit and corresponding device |
| CN105625120A (en) * | 2014-10-31 | 2016-06-01 | 昆明中铁大型养路机械集团有限公司 | Railway track profile shape modifying vehicle and modifying method as well as corresponding equipment |
| CN107587395A (en) * | 2017-08-23 | 2018-01-16 | 武汉瑞祥安科技股份有限公司 | A kind of drawn in trajectory shapes multiple car |
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Address after: No. 384 Yangfangwang, Jinma Town, China (Yunnan) Pilot Free Trade Zone, Kunming City, Yunnan Province, 650200 Patentee after: CRCC HIGH-TECH EQUIPMENT Corp.,Ltd. Country or region after: China Address before: 650000 Yang Fang 384, Kunming City, Yunnan Province Patentee before: KUNMING CHINA RAILWAY LARGE MAINTENANCE MACHINERY GROUP Co.,Ltd. Country or region before: China |