CN107042452A - A kind of steel rail grinding lathe - Google Patents
A kind of steel rail grinding lathe Download PDFInfo
- Publication number
- CN107042452A CN107042452A CN201710157703.9A CN201710157703A CN107042452A CN 107042452 A CN107042452 A CN 107042452A CN 201710157703 A CN201710157703 A CN 201710157703A CN 107042452 A CN107042452 A CN 107042452A
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- Prior art keywords
- rail
- base
- workbench
- driving wheel
- steel rail
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- 238000000227 grinding Methods 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000005498 polishing Methods 0.000 claims abstract description 27
- 238000005259 measurement Methods 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 235000009165 saligot Nutrition 0.000 abstract description 4
- 244000017160 saligot Species 0.000 abstract 1
- 238000003801 milling Methods 0.000 description 6
- 229910001651 emery Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 240000001085 Trapa natans Species 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
- B24B21/12—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving a contact wheel or roller pressing the belt against the work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/04—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces
- B24B21/12—Machines or devices using grinding or polishing belts; Accessories therefor for grinding plane surfaces involving a contact wheel or roller pressing the belt against the work
- B24B21/14—Contact wheels; Contact rollers; Belt supporting rolls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention discloses a kind of steel rail grinding lathe, and it includes base, cross slide way, workpiece polishing mechanism, upright support post, vertical shift guide rail, planker, workbench and sliding block；The workbench is arranged on base and connected through cross slide way and sliding block, and upright support post is on base and positioned at the side of workbench；Planker is arranged in upright support post towards the side of workbench and is connected with belt sanding mechanism；The belt sanding mechanism includes the motor at the top of support base, support base, coaxially connected driving wheel and the driving wheel driven pulley being arranged in an axially parallel mode and the abrasive band being centered around on driving wheel and driven pulley with motor, the axial direction of the driving wheel and driven pulley and the length direction of rail are set at a right angle；It is using sbrasive belt grinding structure so as to overcome prior art easily to burn the defect of rail, and abrasive band is ground with rail using flexible, in the absence of interface water caltrop, improves the polishing precision of rail；It is widely used in subway and railway track maintenance is supported the use.
Description
Technical field
The present invention relates to grinding technique field, more particularly to a kind of steel rail grinding lathe.
Background technology
During " 13 ", China railways investment scale of fixed assets will be up to 3.5 trillion yuans, wherein capital construction
Invest about 3 trillion yuans, newly-built 30,000 kilometers of circuit；To the year two thousand twenty, china railway revenue kilometres are up to 150,000 kilometers, wherein high
Fast railway is 30,000 kilometers；And the universal speed per hour of train operates in more than 120km/h, and maximum speed has been even more than 350km/h,
Under so high train running speed, stricter want is proposed to indexs such as the surface roughnesses and linearity of rail
Ask；But under high-speed cruising state, rail bears rolling and make it various damages inevitably occur repeatedly for a long time
Wound, these hurts not only increase railway operation cost, and harm railway operation safety.
Rail occurs that different degrees of ripple mill, conquassation, turning oblique segmentation, stripping, overlap etc. is damaged by rolling for a long time
Hinder type, the frequency occurred in rail corner hurt is higher, under high-speed cruising state, some defects can aggravate extension even
Rail is broken suddenly, cause locomotive to derail or even topple, therefore the maintenance and maintenance of rail just seem extremely important.
Existing rail reparation includes two kinds of forms, and one is rail milling car, and it is mainly using profile milling cutter to steel
Rail top surface milling, then reaches the purpose of reparation, but make emery wheel using this repair mode using grinder buffing rail surface
It is that rigid contact is easily burnt Rail Surface with rail, and milling cutter changes inconvenient, causes low production efficiency；Another is that rail is beaten
Car is ground, the bull emery wheel arranged in different ways is polished rail surface to reach the purpose of reparation, and it is primarily present
Emery wheel is broken, and emery wheel is easily burnt between Rail Surface, and multiple emery wheel reconditionings with rail for rigid contact has interface water caltrop,
So as to cause noise during train operation big, wheel wear is accelerated；Both the above repair mode all easily makes rail surface burn, from
And decline rail strength, when train is rolled again, easily cause security incident；With the significantly increasing of China Railway
Long, rail defects and failures also increasingly increases severely, at present in our countries, and these damaged steel rails are annual with 20% speed increase, compel to be essential
Want more convenient practical rail prosthetic appliance.
The content of the invention
For above-mentioned situation, it is an object of the invention to provide a kind of steel rail grinding lathe, it uses sbrasive belt grinding structure
So as to overcome prior art easily to burn the defect of rail；It is easy to install and use and overall structure is scientific and reasonable, manufacture craft
Simply, and abrasive band and rail use flexible contact, in the absence of interface water caltrop, polishing precision is improved, so as to extend the use of rail
In the life-span, operating cost is significantly reduced, wide market is easy to promote the use of.
To achieve these goals, a kind of steel rail grinding lathe, it includes base, cross slide way, workpiece polishing mechanism, vertical branch
Post, vertical shift guide rail, planker, workbench and sliding block；The workbench is arranged on base and can through cross slide way and sliding block
The transverse shifting on base, the upright support post is arranged on base and positioned at the side of workbench；The planker is arranged at vertical
On formula pillar towards the side of workbench and through vertical shift guide rail can in upright support post vertical shift, the planker is towards work
The side of platform is connected with belt sanding mechanism；The belt sanding mechanism includes support base, is fixedly connected at the top of support base
Motor, coaxially connected driving wheel and driving wheel are arranged in an axially parallel mode with motor driven pulley and be centered around drive
Abrasive band on driving wheel and driven pulley, the axial direction of the driving wheel and driven pulley and the length direction of rail are set at a right angle.
In order to realize structure, effect optimization, its further step is：The belt sanding mechanism also includes being arranged at drive
Between driving wheel and driven pulley and axially in parallel contact wheel, the abrasive band fits in rail upper surface through contact wheel.
The outer fringe surface shape of the contact wheel and the upper surface outer margin contour of rail are consistent, the outer rim of the contact wheel
Surface is provided with plastic lining layer and its thickness is 1.5~3mm.
Rotating bottom board of the upright support post through its bottom is connected with base, and the end face circle center of the rotating bottom board is provided with
Axis hole is used to rotating shaft is fixedly mounted, and the end face outer rim of the rotating bottom board is uniformly distributed provided with multiple arcs groove and around axis hole.
Each deep-slotted chip breaker distinguishes piece bearing pin of grafting, and the bearing pin is fixedly connected on base.
The rotating shaft is passed through in axis hole inserted base, and one end of the rotating shaft is connected with drive device.
Infrared measuring devices are connected with for long to rail towards the side of workbench on the support base of the workpiece polishing mechanism
The deflection angle in degree direction is measured.
The Infrared measuring devices are also connected with control system, and surveyed data can be conveyed to control system analysis processing.
The workpiece polishing mechanism also include tensioning cylinder, the tensioning cylinder be connected on planker be used for laterally adjust driven pulley with
The spacing of driving wheel is so as to be tensioned abrasive band.
The workpiece polishing mechanism also include compression cylinder, the compression cylinder be connected on planker be used for vertically adjust contact wheel with
The upper surface of spacing rail so that abrasive band is fitted of rail.
Axially mounted position of the motor on support base can be offset to both sides for preventing abrasive band sideslip.
The present invention produced beneficial effect compared with prior art：
(I) the belt sanding mechanism in the present invention uses modular structure design, and compact overall structure is installed and used
Convenient, manufacture craft is simple, and layout is elegant in appearance, can realize sbrasive belt grinding rail, overcomes rail milling turnning and milling knife and changes not
Just defect, improves production efficiency；
(II) present invention can overcome Rail Surface using sbrasive belt grinding structure so as to realize the flexible grinding in abrasive band and rail
The defect easily burnt, and interface water caltrop is not present in grinding skin, the polishing precision of rail is improved, so as to extend the use longevity of rail
Life, significantly reduces operating cost, with significant economic benefit and social benefit.
The present invention is widely used in subway and railway track maintenance is supported the use.
The present invention is described in further detail with reference to the accompanying drawings and examples.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not constitute inappropriate limitation of the present invention.
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is integrally-built side view of the invention.
Fig. 3 is integrally-built rearview of the invention.
Fig. 4 is the structural representation of workpiece polishing mechanism in the present invention.
Fig. 5 is the front view of upright support post in the present invention.
Fig. 6 is the upward view of upright support post in the present invention.
Fig. 7 is the mounting structure schematic diagram of contact wheel and rail in the present invention.
Fig. 8 analyzes schematic diagram for the measurement of rail in the present invention.
In figure：1- bases, 2- cross slide ways, 3- support bases, 4- motors, 5- driving wheels, 6- upright support posts, 61- rotations
Turn bottom plate, 611- axis holes, 612- deep-slotted chip breakers, 7- vertical shift motors, 8- vertical shift guide rails, 9- plankers, 10- driven pulleys, 11-
Tensioning cylinder, 12- contact wheels, 13- abrasive bands, 14- rail, 15- workbench, 16- sliding blocks, 17- transverse mobile motors, 18- is compressed
Cylinder, 19- Infrared measuring devices, the axial angle rotatable scope of θ-upright support post, the launch point of A- Infrared measuring devices, B- steel
The polishing starting point of rail, the measurement point of C- rail, next measurement point of C '-rail, D- measurement points to Infrared measuring devices are just
Intersection point, the receiving point of E- Infrared measuring devices, next receiving point of E '-Infrared measuring devices, when F- rail is linear state
Measurement point, the angle of departure of β-Infrared measuring devices, next angle of departure of β '-Infrared measuring devices, γ-rail is linear
Infrared emission angle during state, the deflection angle of α-rail length direction.
Embodiment
Referring to the drawings, the present invention is realized in：A kind of steel rail grinding lathe, it includes base 1, cross slide way 2, sand
Band workpiece polishing mechanism, upright support post 6, vertical shift guide rail 8, planker 9, workbench 15 and sliding block 16；The workbench 15 is arranged at
On base 1 and through cross slide way 2 and sliding block 16 can on base 1 transverse shifting, the upright support post 6 is arranged on base 1 simultaneously
Positioned at the side of workbench 15；The planker 9 is arranged in upright support post 16 towards the side of workbench 15 and through vertical shift
Guide rail 8 can in upright support post 6 vertical shift, the side of planker 9 towards the workbench 15 is connected with belt sanding mechanism；It is described
Belt sanding mechanism includes support base 3, is fixedly connected on the motor 4 at the top of support base 3, coaxially connected with motor 4
Driving wheel 5, with the driven pulley 10 being arranged in an axially parallel mode of driving wheel 5 and the abrasive band being centered around on driving wheel 5 and driven pulley 10
13, the rotation direction in the abrasive band is parallel with the length direction of rail, the axial direction of the driving wheel 5 and driven pulley 10 and the length of rail
Degree direction is set at a right angle.
With reference to accompanying drawing, workflow of the invention is：
1. rail 14 is fixed on the workbench 15 being clamped in below belt sanding mechanism through special fixture or magnetic fixture,
The length direction of rail 14 need to be kept parallel with the rotation direction in abrasive band 13；
2. setting detection parameter, and detection parameter is delivered to control system, while starting belt sanding mechanism and work
Platform 15 so that the workbench 15 can be reciprocated in the length direction of rail 14 while abrasive band 13 is operated；The setting inspection
Survey parameter include setting rail 14 polishing starting point B and Infrared measuring devices 19 launch point A in same horizontal line and
AB distance value, the position according to the receiving point E of Infrared measuring devices 19 determine measurement point C position and infrared emission on rail 14
The movement velocity V of angle β value and AD distance values and workbench 15WValue；The startup belt sanding mechanism is included by compression gas
The control contact wheel 12 of cylinder 18 makes abrasive band 13 be fitted in the upper surface of rail 14 and polish rail 14；
3. analysis meter is carried out to the deflection angle of the length direction of rail 14 according to detection parameter by control system in bruting process
Calculate, including by the AB distance values set, AD distance values and infrared emission angle β value obtain AC distance values, BC distance values, CD distance values,
Infrared emission angle γ value and rail 14 when rail 14 is linear state are moved to the time t of measurement C points from polishing starting B points,
Specific derivation is as follows：
CD=ACcos β；Also include by known BF=AD, the deflection angle that DF=AB values obtain rail length direction isDrive device drive shaft is controlled to drive the axial-rotation α of upright support post 6 by control system again, from
And the corresponding rotation alpha of contact wheel 12 of belt sanding mechanism is driven, abrasive band 13 and rail 14 can be made in the deflection angle of length direction
Degree is consistent, so as to ensure the polishing precision of rail.
As depicted in figs. 1 and 2, the upper end of upright support post 6 is fixedly connected with vertical shift motor 7 for driving in the present invention
Dynamic planker 9 is moved up and down, easy to setup and various sizes of rail 14 of polishing；The upper end of the base 1 is connected with transverse shifting
Motor 17 is used to drive the lateral shuttle of workbench 15 to move, and is easy to clamping and the various sizes of rail 14 of polishing processing；The sand
Also include being arranged at contact wheel 12 between driving wheel 5 and driven pulley 10 and axially in parallel with workpiece polishing mechanism, the abrasive band 13 is passed through
Contact wheel 12 fits in the upper surface of rail 14 and rail 14 is polished.
As shown in figure 4, belt sanding mechanism also includes tensioning cylinder 11 and compression cylinder 18, the tensioning cylinder in the present invention
11 are connected on planker 9 for laterally adjusting driven pulley 10 with the spacing of driving wheel 5 so as to be tensioned abrasive band 13, can prevent abrasive band 13
Sideslip and skidding, the push rod of the tensioning cylinder 11 are connected with the wheel shaft of driven pulley 10, promote driven when push rod shrinks or stretches out
Wheel 10 is tensioned abrasive band 13；The compression cylinder 18 be connected to the spacing that is used to vertically adjusting contact wheel 12 and rail 14 on planker 9 from
And make the laminating of abrasive band 13 upper end face of rail 14, the polishing precision of rail 14 can be ensured and production efficiency is improved, and extend rail
14 service life, the push rod of the compression cylinder 18 is connected with the wheel shaft of contact wheel 12, is promoted and is connect when push rod shrinks or stretches out
Wheel trolley 12 compresses abrasive band 13 and fitted with the upper surface of rail 14；Towards the side of workbench 15 on the support base 3 of the workpiece polishing mechanism
Being connected with Infrared measuring devices 19 is used to measure the deflection angle of the length direction of rail 14, and the Infrared measuring devices 19 also connect
The deflection angle data of surveyed rail 14 are transferred to control system, by control system by connected control system through Infrared measuring devices 19
To indicating drive device control rotating shaft rotation after Data Analysis Services, so as to drive the real time rotation of upright support post 6 to enable abrasive band 13
Fitted completely with the top surface of rail 14, ensure that the polishing precision of rail 14 is high；Axial direction peace of the motor 4 on support base 3
Holding position can be finely adjusted to both sides skew, be conducive to ensureing that the driving wheel 5 being coaxially disposed keeps axially in parallel with driven pulley 10,
So as to prevent the sideslip of abrasive band 13.
As shown in Figure 5 and Figure 6, rotating bottom board 61 of the upright support post 6 through its bottom is connected with base 1 in the present invention, the rotation
Turn the semicircular in shape of bottom plate 61 or fan-shaped and its end face circle center is used to rotating shaft, the rotation bottom is fixedly mounted provided with axis hole 611
The end face outer rim of plate 61 is uniformly distributed provided with multiple arcs groove 612 and around axis hole 611, and the deep-slotted chip breaker 612 typically sets 4~6
Individual, each deep-slotted chip breaker 612 distinguishes piece bearing pin of grafting, and the bearing pin is fixedly connected on base 1；The rotating shaft passes through axle
In the inserted base 1 of hole 611, and one end of the rotating shaft is connected with drive device, can be using the rotating shaft end in inserted base 1 with driving
Dynamic device connection, rotating shaft can also be stretched out be connected outside axis hole 611 with drive device；When control system control drive device driving
When rotating shaft in axis hole 611 drives 6 axial-rotation of upright support post, deep-slotted chip breaker 612 can also rotate along the bearing pin in groove, using this
Structure can ensure that the larger upright support post 6 of volume will not deflect during axial-rotation, ensure the polishing essence of rail 14
Degree；The scope of the axial angle rotatable θ of upright support post 6 is that the bearing pin on 0~12 °, normal condition lower bottom base 1 is located at arc
The center of groove 612, while 6 axial-rotation of upright support post, deep-slotted chip breaker 612 also along center bearing pin to both sides rotate and two
The scope of side rotation is 0~6 °, and the anglec of rotation is that designer draws by substantial amounts of research and experiment, can meet rail
14 polishing demand, also ensures the simple and compact for structure of integral device, operating cost is low.
As shown in fig. 7, the outer fringe surface shape of contact wheel 12 and the upper surface outer margin contour of rail 14 are kept in the present invention
Unanimously, the outer fringe surface of the contact wheel 12 is provided with plastic lining layer and its thickness is generally 1.5~3mm, using to the outer rim of contact wheel 12
Surface lining plastic is conducive to increase coefficient of friction to prevent abrasive band 13 from skidding, and can prevent because contact wheel 12 and rail occurs in operational error
14 collisions and occur damage or contingency, and the plastic lining layer of contact wheel 12 repairs more convenient when damage, the contact
The thickness of the 12 plastic lining layers high processing costs if too thick are taken turns, do not reach anticollision effect if plastic lining layer is too thin.
As shown in figure 8, the Infrared measuring devices 19 in the present invention include launch point A and the reception being arranged on same straight line
First the launch point A of the polishing starting point B of rail 14 and Infrared measuring devices 19 is in same horizontal line before point E, steel rail grinding,
Then the angle of departure β of Infrared measuring devices 19 is adjusted, ensures that the receiving point E of Infrared measuring devices can normally receive rail 14 and feed back
Signal, so that it is determined that the measurement point C and angle of departure β of rail 14；It must can be polished starting point B vertical line BF through extending DC lines, so that
Infrared emission angle γ when the measurement point F and rail for determining when rail 14 is linear state are linear state；According to workbench
15 movement velocity VWNext measurement point C ' of rail and next receiving point E ' of Infrared measuring devices can be determined accordingly；
As can be known from Figure between the launch point A of Infrared measuring devices 19 and the polishing starting point B of rail 14 and the measurement point C of rail 14
Line formation acute triangle, can prevent from causing rail influence normally to measure or measure inaccurate because AB distances are too short；And
Line shape between the launch point A of Infrared measuring devices 19, the measurement point C of rail 14 and Infrared measuring devices receiving point E
Into isosceles triangle, it could ensure that receiving point E can the normal measurement of normal received signal realization.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations；Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of steel rail grinding lathe, it is characterised in that including base (1), cross slide way (2), belt sanding mechanism, vertical branch
Post (6), vertical shift guide rail (8), planker (9), workbench (15) and sliding block (16)；The workbench (15) is arranged at base
(1) on and through cross slide way (2) and sliding block (16) can on base (1) transverse shifting, the upright support post (6) is arranged at base
(1) on and positioned at the side of workbench (15)；The planker (9) is arranged in upright support post (16) one towards workbench (15)
Side and through vertical shift guide rail (8) can in upright support post (6) vertical shift, side of the planker (9) towards workbench (15)
It is connected with belt sanding mechanism；The belt sanding mechanism includes support base (3), the drive being fixedly connected at the top of support base (3)
Dynamic motor (4), the driven pulley that the driving wheel (5) coaxially connected with motor (4) and driving wheel (5) are arranged in an axially parallel mode
(10) and the abrasive band (13) that is centered around on driving wheel (5) and driven pulley (10), the driving wheel (5) and driven pulley (10)
Axially the length direction with rail (14) is set at a right angle.
2. a kind of steel rail grinding lathe according to claim 1, it is characterised in that the belt sanding mechanism also includes setting
Contact wheel (12) between driving wheel (5) and driven pulley (10) and axially in parallel is placed in, the abrasive band (13) is through contact wheel (12)
Fit in rail (14) upper surface.
3. a kind of steel rail grinding lathe according to claim 2, it is characterised in that the outer fringe surface of the contact wheel (12)
Shape and the upper surface outer margin contour of rail (14) are consistent, and the outer fringe surface of the contact wheel (12) is provided with plastic lining layer and its thickness
Spend for 1.5~3mm.
4. a kind of steel rail grinding lathe according to claim 2, it is characterised in that the upright support post (6) is through its bottom
Rotating bottom board (61) is connected with base (1), and the end face circle center of the rotating bottom board (61) is used for fixed pacify provided with axis hole (611)
Rotating shaft is filled, the end face outer rim of the rotating bottom board (61) is uniformly distributed provided with multiple arcs groove (612) and around axis hole (611).
5. a kind of steel rail grinding lathe according to claim 4, it is characterised in that each deep-slotted chip breaker (612) is inserted respectively
A bearing pin is connect, and the bearing pin is fixedly connected on base (1).
6. a kind of steel rail grinding lathe according to claim 5, it is characterised in that the rotating shaft is inserted through axis hole (611)
In base (1), and one end of the rotating shaft is connected with drive device.
7. a kind of steel rail grinding lathe according to claim 1, it is characterised in that on the support base (3) of the workpiece polishing mechanism
Being connected with Infrared measuring devices (19) towards the side of workbench (15) is used for the deflection angle progress to rail (14) length direction
Measurement.
8. a kind of steel rail grinding lathe according to claim 7, it is characterised in that the Infrared measuring devices (19) also connect
Connected control system, and surveyed data can be conveyed to control system analysis processing.
9. a kind of steel rail grinding lathe according to claim 1, it is characterised in that the workpiece polishing mechanism also includes tensioning gas
Cylinder (11), the tensioning cylinder (11) be connected to be used on planker (9) spacing for laterally adjusting driven pulley (10) and driving wheel (5) from
And it is tensioned abrasive band (13).
10. a kind of steel rail grinding lathe according to claim 2, it is characterised in that the workpiece polishing mechanism also includes compressing gas
Cylinder (18), the compression cylinder (18) be connected on planker (9) be used to vertically adjusting contact wheel (12) and the spacing of rail (14) from
And make the upper surface of abrasive band (13) laminating rail (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157703.9A CN107042452B (en) | 2017-03-16 | 2017-03-16 | A kind of steel rail grinding lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157703.9A CN107042452B (en) | 2017-03-16 | 2017-03-16 | A kind of steel rail grinding lathe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107042452A true CN107042452A (en) | 2017-08-15 |
| CN107042452B CN107042452B (en) | 2019-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710157703.9A Expired - Fee Related CN107042452B (en) | 2017-03-16 | 2017-03-16 | A kind of steel rail grinding lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107042452B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332815A (en) * | 2018-12-10 | 2019-02-15 | 清华大学天津高端装备研究院洛阳先进制造产业研发基地 | A kind of gradual change rail processing unit (plant) |
| CN109596372A (en) * | 2018-12-17 | 2019-04-09 | 西南交通大学 | A kind of singles' bistrique steel rail grinding experimental provision |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5577954A (en) * | 1995-03-10 | 1996-11-26 | Tohokugiken Industries Co., Ltd. | Grinding apparatus of welded residue on seam of rail head |
| EP0849397A1 (en) * | 1996-12-20 | 1998-06-24 | Speno International SA | Device for the continuous finishing of the reprofiling of the head of a railway rail |
| CN104180767A (en) * | 2013-05-24 | 2014-12-03 | 武汉铁路局武汉大型养路机械运用检修段 | steel-rail wear measurement device based on machine vision and grinding strategy method thereof |
| CN104179100A (en) * | 2014-07-22 | 2014-12-03 | 上海工程技术大学 | Equipment for automatically and accurately repairing wavy abrasions to subway corner rail |
| CN104634598A (en) * | 2014-12-30 | 2015-05-20 | 北京二七轨道交通装备有限责任公司 | Milling device testing system |
| CN106217185A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Steel rail profile belt grinder |
| CN106223144A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Rail corrugation belt grinder |
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2017
- 2017-03-16 CN CN201710157703.9A patent/CN107042452B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5577954A (en) * | 1995-03-10 | 1996-11-26 | Tohokugiken Industries Co., Ltd. | Grinding apparatus of welded residue on seam of rail head |
| EP0849397A1 (en) * | 1996-12-20 | 1998-06-24 | Speno International SA | Device for the continuous finishing of the reprofiling of the head of a railway rail |
| CN104180767A (en) * | 2013-05-24 | 2014-12-03 | 武汉铁路局武汉大型养路机械运用检修段 | steel-rail wear measurement device based on machine vision and grinding strategy method thereof |
| CN104179100A (en) * | 2014-07-22 | 2014-12-03 | 上海工程技术大学 | Equipment for automatically and accurately repairing wavy abrasions to subway corner rail |
| CN104634598A (en) * | 2014-12-30 | 2015-05-20 | 北京二七轨道交通装备有限责任公司 | Milling device testing system |
| CN106217185A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Steel rail profile belt grinder |
| CN106223144A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Rail corrugation belt grinder |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332815A (en) * | 2018-12-10 | 2019-02-15 | 清华大学天津高端装备研究院洛阳先进制造产业研发基地 | A kind of gradual change rail processing unit (plant) |
| CN109332815B (en) * | 2018-12-10 | 2024-04-19 | 清研锐为(洛阳)轨道交通科技有限公司 | Gradual change rail processingequipment |
| CN109596372A (en) * | 2018-12-17 | 2019-04-09 | 西南交通大学 | A kind of singles' bistrique steel rail grinding experimental provision |
| CN109596372B (en) * | 2018-12-17 | 2023-09-22 | 西南交通大学 | Single grinding head steel rail grinding experimental device |
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|---|---|
| CN107042452B (en) | 2019-04-09 |
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