CN110284381A - A kind of robot steel rail grinding device of hydraulic-driven - Google Patents
A kind of robot steel rail grinding device of hydraulic-driven Download PDFInfo
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- CN110284381A CN110284381A CN201910609230.0A CN201910609230A CN110284381A CN 110284381 A CN110284381 A CN 110284381A CN 201910609230 A CN201910609230 A CN 201910609230A CN 110284381 A CN110284381 A CN 110284381A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 21
- 239000010959 steel Substances 0.000 title claims abstract description 21
- 239000002828 fuel tank Substances 0.000 claims abstract description 27
- 239000000446 fuel Substances 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 93
- 238000006073 displacement reaction Methods 0.000 claims description 28
- 230000033001 locomotion Effects 0.000 claims description 24
- 238000005498 polishing Methods 0.000 claims description 14
- 238000010992 reflux Methods 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 239000000306 component Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
- E01B31/17—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of robot steel rail grinding device of hydraulic-driven, including grinding head, hydraulic motor, axial stretching oil cylinder, radial rotary oil cylinder, move horizontally oil cylinder and fuel tank；The fuel tank is hydraulic motor, axial stretching oil cylinder, radial rotary oil cylinder and moves horizontally oil cylinder fuel feeding；The oil cylinder that moves horizontally is connect with fixed frame and adjustable shelf respectively, the adjustable shelf bottom is connect by mast-up with rotating platform, the rotating platform, which connect with radial rotary oil cylinder and passes through radial rotary oil cylinder pushing, to be rotated, the radial rotary oil cylinder is connect by hinge with adjustable shelf, axial stretching oil cylinder and guidance set are provided on the rotating platform, the axial stretching oil cylinder and guidance set are connect with feed platform, are provided with hydraulic motor on the feed platform.The present invention reduces the demand to electric energy, and at low cost, reliable and stable.
Description
Technical field
The present invention relates to track polishing maintenance areas, and in particular to a kind of robot steel rail grinding device of hydraulic-driven.
Background technique
After operation is opened in rail traffic, rail is just chronically in rugged environment, due to the power effect of train, certainly
Hurt situation often occurs for reasons, the rail such as right environment and rail itself quality, such as phenomena such as crackle, abrasion, causes steel
The rail service life is reduced, maintenance work amount increases, maintenance cost increases, or even seriously affects traffic safety.
Therefore, just must rail defects and failures be eliminated or is repaired in time, to avoid the safety for influencing rail traffic operation.
These reclamation activities such as rail lubrication, steel rail grinding etc., wherein steel rail grinding is since its high efficiency is by countries in the world railway
It is widely applied.
And present steel rail grinding device is all made of the components such as electric cylinders cooperation motor and carries out angle adjustment and provide polishing
Power, thus demand grinding machine have enough electric energy voltage, therefore to generator and with the collecting of electrical controls propose compared with
High requirement, at high cost, control difficulty is big.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of robot steel rail grinding devices of hydraulic-driven, reduce to electricity
The demand of energy, and it is at low cost, it is reliable and stable.
In order to solve the above-mentioned technical problems, the present invention provides a kind of robot steel rail grinding device of hydraulic-driven, packets
It includes grinding head, hydraulic motor, axial stretching oil cylinder, radial rotary oil cylinder, move horizontally oil cylinder and fuel tank；
The fuel tank is hydraulic motor, axial stretching oil cylinder, radial rotary oil cylinder and moves horizontally oil cylinder fuel feeding；
The oil cylinder that moves horizontally is connect with fixed frame and adjustable shelf respectively, and the adjustable shelf bottom passes through mast-up and rotation
Turn platform connection, the rotating platform, which connect with radial rotary oil cylinder and passes through radial rotary oil cylinder pushing, to be rotated, the radial direction
Rotary oil cylinder is connect by hinge with adjustable shelf, and axial stretching oil cylinder and guidance set are provided on the rotating platform, described
Axial stretching oil cylinder and guidance set are connect with feed platform, are provided with hydraulic motor on the feed platform.
Further, the grinding head connect with hydraulic motor and provides polishing power by hydraulic motor；
The fuel tank passes through the first oil liquid outlet and two oil liquid interfaces of the first oil liquid return pipe and hydraulic motor
It connects, is provided with the first servo valve on two oil liquid interfaces of hydraulic motor, is provided with first on the first oil liquid outlet
Feed liquor check valve, is provided with the first accumulator between the first feed liquor check valve and the first servo valve, on the hydraulic motor
It is provided with speed probe；
The outlet end of the first feed liquor check valve is provided with reflux overflow valve.
Further, the axial stretching oil cylinder provides the power that grinding head stretches out abutting rail and separate rail；
The fuel tank passes through the second oil liquid outlet and two oil liquid of the second oil liquid return pipe and axial stretching oil cylinder
Interface connects, and is provided with the second reversal valve, the second oil liquid outlet on two oil liquid interfaces of the axial stretching oil cylinder
On be provided with the second feed liquor check valve, be provided with the second accumulator and pressure between the second feed liquor check valve and the second servo valve
Power relay is additionally provided with pilot operated compound relief valve on the second oil liquid outlet between the second feed liquor check valve and fuel tank,
It is provided with second displacement sensor on the axial stretching oil cylinder, is also set up between the axial stretching oil cylinder and the second reversal valve
There is speed governing valve, when axial stretching oil cylinder stretch out motion, oil liquid is entered in axial stretching oil cylinder by speed governing valve.
Further, the radial rotary oil cylinder provides the power for adjusting relative angle between grinding head and rail；
The fuel tank passes through third oil liquid outlet and two oil liquid of third oil liquid return pipe and radial rotary oil cylinder
Interface connects, and is provided with third servo valve, the third oil liquid outlet on two oil liquid interfaces of the radial rotary oil cylinder
On be provided with third feed liquor check valve, be additionally provided with third displacement sensor on the radial rotary oil cylinder；
The outlet end of the third feed liquor check valve is provided with reflux overflow valve.
Further, the oil cylinder that moves horizontally provides the displacement power that grinding head is moved along rail two sides；
The fuel tank passes through the 4th oil liquid outlet and the 4th oil liquid return pipe and moves horizontally two oil liquid of oil cylinder
Interface connects, and is provided with the 4th servo valve, the 4th oil liquid outlet on two oil liquid interfaces of the radial rotary oil cylinder
On be provided with the 4th feed liquor check valve, the oil cylinder that moves horizontally is located at setting on direction of displacement there are two the 4th displacement sensors
And it is additionally provided with the velocity sensor for detecting movement speed；
The outlet end of the 4th feed liquor check valve is provided with reflux overflow valve.
Further, it is provided with the first shut-off valve between first accumulator and the first oil liquid outlet, described first
The first thermometer and first pressure meter are additionally provided between accumulator and the first shut-off valve.
Further, the quantity of the axial stretching oil cylinder is 2, and second axial stretching oil cylinder and the second servo valve connect
It connects, second servo valve is connect with the second oil liquid outlet and the second oil liquid return pipe, on two axial stretching oil cylinders
It is provided with second displacement sensor.
Further, the second temperature meter of mating connection, multiple filters and multiple cold are additionally provided in the fuel tank
But device.
Further, directive slide track is provided between the fixed frame and adjustable shelf.
Beneficial effects of the present invention:
It drives grinding head to carry out rotation, swing and telescopic moving by the way of hydraulic, has the advantages that power consumption is small, nothing
It need to be supported using high-power generator, and hydraulic mode has the advantages that stability is high, whole preparation cost is low.
Detailed description of the invention
Fig. 1 is hydraulic polishing structural schematic diagram of the invention；
Fig. 2 is schematic elevation view of the invention；
Fig. 3 is whole oil channel structures schematic diagram of the invention；
Fig. 4 is the oil circuit schematic diagram of hydraulic motor of the present invention；
Fig. 5 is the oil circuit schematic diagram of axial stretching oil cylinder of the present invention；
Fig. 6 is the oil circuit schematic diagram that the present invention moves horizontally oil cylinder；
Schematic diagram when Fig. 7 is rail grinding top surface of the present invention；
Fig. 8 is the schematic diagram of arc side on the outside of rail grinding of the present invention；
Fig. 9 is the schematic diagram of rail grinding inner arc edge of the present invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Shown in referring to Figures 1 and 2, an embodiment of the robot steel rail grinding device of hydraulic-driven of the invention, including
Grinding head 1, hydraulic motor 2, axial stretching oil cylinder 3, radial rotary oil cylinder 4, fuel tank 5 and oil cylinder 21 is moved horizontally, rail master
Polish three positions, top margin, outside arc side and the inner arc edge of rail, therefore according to polishing feature, to overall structure into
Row, which is cooperatively connected, to be designed, and will be moved horizontally oil cylinder and is connect respectively with fixed frame 28 and adjustable shelf 29, fixed frame can be with grinding machine
Vehicle frame be fixedly connected, or it is also assumed that be body frame structure for automotive, pass through mast-up 30 and rotating platform 31 in adjustable shelf bottom
Connection, rotating platform, which connect with radial rotary oil cylinder and passes through radial rotary oil cylinder pushing, to be rotated, and radial rotary oil cylinder passes through hinge
Chain 311 is connect with adjustable shelf, and axial stretching oil cylinder and guidance set 32, axial stretching oil cylinder and guiding are provided on rotating platform
Component is connect with feed platform 33, is fed be provided with hydraulic motor on platform.Guiding is provided between fixed frame and adjustable shelf
Sliding rail 34 realizes effective guiding movement effect.
Referring to shown in Fig. 3 to Fig. 6, grinding head connect with hydraulic motor and provides polishing power by hydraulic motor, axial
Telescopic oil cylinder provide grinding head stretch out push against rail and far from rail power, radial rotary oil cylinder provide adjust grinding head with
The power of relative angle between rail, fuel tank are hydraulic motor, axial stretching oil cylinder, radial rotary oil cylinder and move horizontally oil
Oil supply cylinder；Wherein, hydraulic pump 6 is provided in fuel tank, hydraulic pump provides hydraulic pressure, and oil liquid is delivered to each oil circuit
It is interior；
Firstly, should have a circuit for individually controlling hydraulic motor in hydraulic system, since the circuit is related to turning for grinding head
Speed and torque, are the core links of grinding apparatus, to guarantee good ground effect, should do auxiliary equipped with accumulator in branch and move
Power source, it is ensured that control the revolving speed of grinding head in a stable range；In addition, grinding head is in normal use process, until
Few cooperation for also needing two kinds of movements, therefore should also respectively correspond and design a kind of hydraulic circuit.It (is beaten for longitudinal circuit
Bistrique is axially moved), bearing hydraulic motor and grinding head (may be there are also other brackets) to be moved axially together, load compared with
Greatly, an accumulator is added on its circuit to supplement leakage and pressure maintaining, to keep steady pressure and provide grinding force；There are also rotations
The dynamic hydraulic circuit of transhipment (i.e. radial rotary moves, that is, the beat movement of grinding head), as long as the circuit piston rod pushes
Hydraulic motor, achievees the effect that rotation, and required power is typically small.
Specifically, fuel tank is connect by two oil liquid of the first oil liquid outlet and the first oil liquid return pipe and hydraulic motor
Mouthful connection, is provided with the first servo valve 7 on two oil liquid interfaces of hydraulic motor, be provided on the first oil liquid outlet first into
Liquid check valve 8 is provided with the first accumulator 9, sets on first accumulator between first feed liquor check valve and the first servo valve
It is equipped with the first reversal valve 91, is provided with speed probe 10 on hydraulic motor；Between first accumulator and the first oil liquid outlet
It is provided with the first shut-off valve 28, the first thermometer and first pressure meter are additionally provided between the first accumulator and the first shut-off valve.
After hydraulic pump works, oil liquid enters the first servo valve through filter, cooler and the first feed liquor check valve, wherein propping up
The reflux overflow valve control of road enters the pressure of the oil liquid of the first servo valve, it is contemplated that oil liquid can generate one through the first servo valve
The fixed pressure loss, therefore be set value and be adjusted to be slightly larger than the operating pressure of hydraulic motor.When the first servo valve obtain it is electric, it is hydraulic
Motor is started to work, can be with the rotational speed of 4000r/s；When the first servo valve power loss, hydraulic motor stopping movement.
Hydraulic motor is the core component of grinding apparatus, and monitoring and control to its working condition are the most important thing.Therefore
Its branch is furnished with the first accumulator, to guarantee that the first accumulator can precisely supplement leakage, pacifies in the entrance of the first accumulator
Equipped with a Solenoid ball valve, when Solenoid ball valve obtains electric, accumulator starts repairing；When Solenoid ball valve power loss, accumulator is stopped replenishing.This
Outside, for convenient for the first accumulator carry out Measuring error, start to fill first shut-off valve out in branch, to separate the first accumulation of energy
Device and working connection contact, and are aided with the first thermometer and first pressure gauge, carry out to the working condition of the first accumulator real-time
Monitoring.When hydraulic motor works, its revolving speed size of speed probe monitored over time, and the first servo valve is transferred data to, the
One servo valve controls pressure and flow into the oil liquid of hydraulic motor by changing valve port size, and then controls hydraulic motor
Output torque and revolving speed, the first accumulator after accumulation of energy and hydraulic motor run when, as auxiliary power source carry out release oil
Liquid, to supplement the pressure in working connection, it is ensured that control the revolving speed of grinding head in a stable range.Pass through the first accumulation of energy
The dual monitoring mechanism of device, the first servo valve guarantees to carry out hydraulic motor accurate, timely, effective control.
Fuel tank passes through the second oil liquid outlet and two oil liquid interfaces of the second oil liquid return pipe and axial stretching oil cylinder
Connection is provided with the second reversal valve 11 on two oil liquid interfaces of axial stretching oil cylinder, and the is provided on the second oil liquid outlet
Two feed liquor check valves 12 are provided with the second accumulator 13 and pressure switch between second feed liquor check valve and the second servo valve
14, pilot operated compound relief valve 15, axial stretching are additionally provided on the second oil liquid outlet between the second feed liquor check valve and fuel tank
It is provided with second displacement sensor 16 on oil cylinder, speed governing valve 17 is additionally provided between axial stretching oil cylinder and the second reversal valve, when
When axial stretching oil cylinder stretch out motion, oil liquid is entered in axial stretching oil cylinder by speed governing valve；
When movement, oil liquid enters axial stretching oil cylinder through the second feed liquor check valve, the second reversal valve and speed governing valve.To guarantee
Its reliability of operation and stationarity, determine using double hydraulic cylinder drive, therefore the quantity of axial stretching oil cylinder be 2, second
Axial stretching oil cylinder connect with the second servo valve 27, the second servo valve and the second oil liquid outlet and the second oil liquid return pipe
It connects, is provided with second displacement sensor on two axial stretching oil cylinders.
A pilot operated compound relief valve is housed on the pipeline before the inflow of the second feed liquor check valve oil liquid, avoids feed pressure excessively high
Pressure oil.In addition, being also equipped with the second accumulator among oil circuit, the second accumulator can be discharged as auxiliary power source
Oil liquid is shaken with supplementing the pressure in working connection to avoid the hydraulic cylinder due to caused by pressure oscillation.Second accumulator upstream
Equipped with one second shut-off valve 281, convenient for the installation, detection and maintenance of the second accumulator；The pressure relay in the second accumulator downstream
Device is as an automatic switch, and when circuit pressure reaches certain value, oil liquid directly flows back to fuel tank, working connection through pilot operated compound relief valve
By accumulator for pressure oil；Work as pressure reduction, oil liquid continues to working connection and the second accumulator fuel feeding.
When driving hydraulic motor axial movement, there is the variation of pressure and speed before and after contacting guide rail, finally make pressure
It is maintained at certain value, speed 0, therefore speed governing valve is housed in the upstream of a wherein axial stretching oil cylinder.Start hydraulic motor
It moving downward with certain speed, during contacting rail side, load constantly increases, and speed governing valve valve port becomes smaller, until close,
Hydraulic motor stops movement, so that grinding wheel and interorbital is had a constant pressure, improves grinding efficiency；Simultaneously in the pressure
Under, pressure switch can trigger pilot operated compound relief valve work, and circuit is by accumulator pressure supply.Control two axial stretching cylinder movements
The second reversal valve and the second servo valve use a petroleum pipeline, be equipped with second displacement at the piston rod of two axial stretching oil cylinders
Sensor, when two axial stretching cylinder movements, measurement result is reached the second servo valve by two the second displacement sensors, and second watches
Valve is taken by the difference of two second displacement sensor passes numerical value of comparison, itself valve port size is adjusted, to realize two-cylinder piston bar
Move synchronously.
Above-mentioned fuel tank passes through third oil liquid outlet and two oil of third oil liquid return pipe and radial rotary oil cylinder
Liquid interface connects, and is provided with third servo valve 18 on two oil liquid interfaces of radial rotary oil cylinder, sets on third oil liquid outlet
It is equipped with third feed liquor check valve 19, is additionally provided with third displacement sensor 20 on radial rotary oil cylinder.
In the rotary motion circuit, oil liquid is directly entered radial rotary oil through third feed liquor check valve, third servo valve
Cylinder.Enter hydraulic cylinder left chamber by control oil liquid or enter hydraulic cylinder right chamber, to push hydraulic motor to carry out clockwise movement
Or hydraulic motor is pushed to carry out counterclockwise movement.Its amount of exercise is monitored by third displacement sensor.When radial rotary oil cylinder
When work, third displacement sensor sends the displacement for measuring piston rod to third servo valve, and third servo valve carries out data
Analysis, is converted by mathematical formulae, and the straight-line displacement of the rotation angle of hydraulic motor and radial rotary oil cylinder is corresponded
Come, the rotation angle of hydraulic motor is judged with this.
The above-mentioned oil cylinder that moves horizontally provides the displacement power that grinding head is moved along rail two sides, it is also assumed that being laterally
Movement, grinding head can directly polish to three orientation of rail by moving horizontally the displacement of oil cylinder；Fuel tank passes through the
Four oil liquid outlets and the 4th oil liquid return pipe are connect with two oil liquid interfaces for moving horizontally oil cylinder, radial rotary oil cylinder
It is provided with the 4th servo valve 22 on two oil liquid interfaces, the 4th feed liquor check valve 23 is provided on the 4th oil liquid outlet, it is horizontal
Shift cylinder is located on direction of displacement the 4th displacement sensor 24 there are two settings and is additionally provided with for detecting movement speed
Velocity sensor 25.
Oil liquid enters through the 4th feed liquor check valve, the 4th servo valve moves horizontally oil cylinder, since the movement is related to one
The bruting process to move in circles, therefore dual-rod hydraulic cylinder form can be used in the circuit, to save working space, makes overall structure more
It is compact；Moving horizontally oil cylinder each side has the 4th displacement sensor.To pass through two the 4th displacement sensors of triggering
Realize the effect moved back and forth.
During moving horizontally cylinder movement, reflux overflow valve control flows into the size of the oil liquid pressure in circuit, living
It is furnished with velocity sensor, the speed of real-time monitoring piston rod at stopper rod, and will test result and be transmitted to the 4th servo valve, the 4th servo
Result is reflected in the size of valve port by valve compared with setting value, and by comparing result, to control the movement velocity of piston rod
Size is kept it in a metastable numberical range, and then realizes lateral smooth motion.Due to moving horizontally oil
Left and right feed motion when cylinder is for realizing hydraulic motor polishing orbit side does not need the variation of speed, therefore the circuit is not
Speed regulation device is installed again.
Specifically, above-mentioned reflux overflow valve 26 is mounted on the first feed liquor check valve, third feed liquor check valve, the 4th feed liquor list
To the outlet end of valve.
Referring to shown in Fig. 7, when needing the top margin of rail grinding, adjustable shelf is driven to be moved to steel by moving horizontally oil cylinder
Rail top margin top, adjustable shelf are also moved to top margin top with the component of bottom, adjust rotation by radial rotary oil cylinder at this time
The rotation angle of platform, so that the polishing end face of grinding head is parallel with top margin, grinding head is driven by hydraulic motor and is rotated, then
It is mobile towards rail with feed platform by axial stretching oil cylinder, it is finally reached grinding head and is connected on rail top margin and polish
Effect.
Referring to shown in Fig. 8, when needing the outside arc side of rail grinding, first passes through and move horizontally oil cylinder drive adjustable shelf shifting
It moves to rail exterior portion, adjustable shelf is also moved to outside with the component of bottom, adjusts rotation by radial rotary oil cylinder at this time
Turn the rotation angle of platform, so that the polishing end face of grinding head is opposite with the lateral arcs rim portion for needing to polish, grinding head passes through
Hydraulic motor drives rotation, then mobile towards rail with feed platform by axial stretching oil cylinder, is finally reached polishing
Head is connected to the effect polished in the outside arc side of rail.
Referring to shown in Fig. 9, when needing the inner arc edge of rail grinding, first passes through and move horizontally oil cylinder drive adjustable shelf shifting
It moves to rail inboard portion, adjustable shelf is also moved to inside with the component of bottom, adjusts rotation by radial rotary oil cylinder at this time
Turn the rotation angle of platform, so that the polishing end face of grinding head is opposite with the inner arc edge part for needing to polish, grinding head passes through
Hydraulic motor drives rotation, then mobile towards rail with feed platform by axial stretching oil cylinder, is finally reached polishing
Head is connected to the effect polished in the inner arc edge of rail.
Power needed for providing polishing present invention employs pure oil liquid, has single reliable effect in terms of control design case
Fruit, and the demand to electric energy is reduced, the use cost and maintenance and repair cost of electric assembly are also reduced, is had reliable and stable easy
The advantages of popularization.
Above embodiments are only to absolutely prove preferred embodiment that is of the invention and being lifted, and protection scope of the present invention is not
It is limited to this.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in guarantor of the invention
Within the scope of shield.Protection scope of the present invention is subject to claims.
Claims (9)
1. a kind of robot steel rail grinding device of hydraulic-driven, which is characterized in that stretched including grinding head, hydraulic motor, axial direction
Contracting oil cylinder, moves horizontally oil cylinder and fuel tank at radial rotary oil cylinder；
The fuel tank is hydraulic motor, axial stretching oil cylinder, radial rotary oil cylinder and moves horizontally oil cylinder fuel feeding；
The oil cylinder that moves horizontally is connect with fixed frame and adjustable shelf respectively, and the adjustable shelf bottom passes through mast-up and rotary flat
Platform connection, the rotating platform, which connect with radial rotary oil cylinder and passes through radial rotary oil cylinder pushing, to be rotated, the radial rotary
Oil cylinder is connect by hinge with adjustable shelf, and axial stretching oil cylinder and guidance set, the axial direction are provided on the rotating platform
Telescopic oil cylinder and guidance set are connect with feed platform, are provided with hydraulic motor on the feed platform.
2. the robot steel rail grinding device of hydraulic-driven as described in claim 1, which is characterized in that the grinding head and liquid
Pressure motor connects and provides polishing power by hydraulic motor；
The fuel tank is connected by two oil liquid interfaces of the first oil liquid outlet and the first oil liquid return pipe and hydraulic motor,
It is provided with the first servo valve on two oil liquid interfaces of hydraulic motor, the first feed liquor list is provided on the first oil liquid outlet
To valve, it is provided with the first accumulator between the first feed liquor check valve and the first servo valve, is provided on the hydraulic motor
Speed probe；
The outlet end of the first feed liquor check valve is provided with reflux overflow valve.
3. the robot steel rail grinding device of hydraulic-driven as described in claim 1, which is characterized in that the axial stretching oil
Cylinder provides grinding head and stretches out the power for pushing against rail and separate rail；
The fuel tank passes through the second oil liquid outlet and two oil liquid interfaces of the second oil liquid return pipe and axial stretching oil cylinder
It connects, is provided with the second reversal valve on two oil liquid interfaces of the axial stretching oil cylinder, is set on the second oil liquid outlet
Be equipped with the second feed liquor check valve, be provided between the second feed liquor check valve and the second servo valve the second accumulator and pressure after
Electric appliance is additionally provided with pilot operated compound relief valve on the second oil liquid outlet between the second feed liquor check valve and fuel tank, described
It is provided with second displacement sensor on axial stretching oil cylinder, is additionally provided with tune between the axial stretching oil cylinder and the second reversal valve
Fast valve, when axial stretching oil cylinder stretch out motion, oil liquid is entered in axial stretching oil cylinder by speed governing valve.
4. the robot steel rail grinding device of hydraulic-driven as described in claim 1, which is characterized in that the radial rotary oil
Cylinder provides the power for adjusting relative angle between grinding head and rail；
The fuel tank passes through third oil liquid outlet and two oil liquid interfaces of third oil liquid return pipe and radial rotary oil cylinder
It connects, is provided with third servo valve on two oil liquid interfaces of the radial rotary oil cylinder, is set on the third oil liquid outlet
It is equipped with third feed liquor check valve, is additionally provided with third displacement sensor on the radial rotary oil cylinder；
The outlet end of the third feed liquor check valve is provided with reflux overflow valve.
5. the robot steel rail grinding device of hydraulic-driven as described in claim 1, which is characterized in that described to move horizontally oil
Cylinder provides the displacement power that grinding head is moved along rail two sides；
The fuel tank passes through the 4th oil liquid outlet and the 4th oil liquid return pipe and moves horizontally two oil liquid interfaces of oil cylinder
It connects, is provided with the 4th servo valve on two oil liquid interfaces of the radial rotary oil cylinder, is set on the 4th oil liquid outlet
Be equipped with the 4th feed liquor check valve, it is described move horizontally oil cylinder be located on direction of displacement setting there are two the 4th displacement sensor and
It is additionally provided with the velocity sensor for detecting movement speed；
The outlet end of the 4th feed liquor check valve is provided with reflux overflow valve.
6. the robot steel rail grinding device of hydraulic-driven as claimed in claim 2, which is characterized in that first accumulator
It is provided with the first shut-off valve between the first oil liquid outlet, is additionally provided between first accumulator and the first shut-off valve
One thermometer and first pressure meter.
7. the robot steel rail grinding device of hydraulic-driven as claimed in claim 3, which is characterized in that the axial stretching oil
The quantity of cylinder is 2, and second axial stretching oil cylinder is connect with the second servo valve, and second servo valve and the second oil liquid export
Pipe and the second oil liquid return pipe connect, and are provided with second displacement sensor on two axial stretching oil cylinders.
8. the robot steel rail grinding device of hydraulic-driven as described in claim 1, which is characterized in that also set in the fuel tank
It is equipped with the second temperature meter, multiple filters and multiple coolers of mating connection.
9. the robot steel rail grinding device of hydraulic-driven as described in claim 1, which is characterized in that the fixed frame and work
Directive slide track is provided between moving frame.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609230.0A CN110284381B (en) | 2019-07-08 | 2019-07-08 | Hydraulic drive's robot rail equipment of polishing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609230.0A CN110284381B (en) | 2019-07-08 | 2019-07-08 | Hydraulic drive's robot rail equipment of polishing |
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| CN110284381A true CN110284381A (en) | 2019-09-27 |
| CN110284381B CN110284381B (en) | 2024-03-19 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110804911A (en) * | 2019-11-25 | 2020-02-18 | 株洲时代电子技术有限公司 | Steel rail polishing unit |
| US20200316746A1 (en) * | 2019-04-02 | 2020-10-08 | Ge-Hitachi Nuclear Energy Americas Llc | Remote surface treatment systems and methods |
| CN112357636A (en) * | 2020-09-28 | 2021-02-12 | 广州粤研智能装备股份有限公司 | High-synchronization material pressing system and method of automatic sheet stacking turnover machine |
| CN112917339A (en) * | 2021-02-01 | 2021-06-08 | 上海应用技术大学 | Novel grinding machine |
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| CN110284381B (en) | 2024-03-19 |
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