CN114102364A - Vertical self-cooling steel rail grinding device - Google Patents
Vertical self-cooling steel rail grinding device Download PDFInfo
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- CN114102364A CN114102364A CN202010885355.9A CN202010885355A CN114102364A CN 114102364 A CN114102364 A CN 114102364A CN 202010885355 A CN202010885355 A CN 202010885355A CN 114102364 A CN114102364 A CN 114102364A
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- 238000001816 cooling Methods 0.000 title claims abstract description 58
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 238000003825 pressing Methods 0.000 claims abstract description 46
- 239000000428 dust Substances 0.000 claims abstract description 45
- 238000003466 welding Methods 0.000 claims abstract description 38
- 238000005498 polishing Methods 0.000 claims abstract description 37
- 238000001914 filtration Methods 0.000 claims abstract description 25
- 230000007704 transition Effects 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000005012 migration Effects 0.000 claims description 6
- 238000013508 migration Methods 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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
- B24B21/006—Machines or devices using grinding or polishing belts; Accessories therefor for special purposes, e.g. for television tubes, car bumpers
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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
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A vertical self-cooling steel rail grinding device relates to a steel rail grinding device, which comprises a moving assembly, an abrasive belt fixing assembly and a dust filtering box, wherein the abrasive belt fixing assembly is fixed on the inner side of the moving assembly through a vertical plate, the upper part of the abrasive belt fixing assembly is provided with the dust filtering box, and an abrasive dust collecting port on one side of the lower part of the abrasive belt fixing assembly is connected with the dust filtering box through a dust collecting pipe; the abrasive belt fixing component comprises a welding plate, a polishing driving belt wheel, a polishing abrasive belt, a front tensioning wheel, a rear tensioning wheel and a floating tensioning wheel, wherein the polishing driving belt wheel, the floating tensioning wheel, the front tensioning wheel and the rear tensioning wheel are arranged in a square array on the front surface of the welding plate, and the polishing abrasive belt is connected to the outer parts of the polishing driving belt wheel, the floating tensioning wheel, the front tensioning wheel and the rear tensioning wheel; the invention is convenient for maintaining the steel rail, has high positioning precision, effectively prolongs the service life of the abrasive belt and the profiling wear-resistant pressing plate, and improves the grinding efficiency.
Description
Technical Field
The invention relates to a steel rail grinding device, in particular to a vertical self-cooling steel rail grinding device.
Background
It is known that with the rapid development of national infrastructure, the railway construction, especially the construction of high-speed rail and subway, also leaps and bounds, thus the mileage of newly-built railway lines and the business lines of the existing railway is continuously increased; in the construction, the core content is the addition and the transformation of turnouts, and because the normal operation of a railway business line is related to the basic traffic of the whole society, the traditional turnout addition construction method adopts a 'blocking key point' for construction, namely, firstly, a construction plan is applied to a railway transportation and management department, all trains are stopped and transported within a specified time (called as a 'blocking point' or a 'skylight point' in the industry), a power supply of a contact network is closed, a construction unit transports the turnouts which are good in advance to the place by the methods of longitudinal moving, transverse moving and the like, and the turnouts are inserted and laid on the designed positions and then operated. Because the railway transportation is busy, the time of common skylight points is short, the operation space is narrow, the construction of the longitudinal and transverse movement, the inserting and the paving of the turnout is completed by manually matching small machines, and the labor intensity is very great; in addition, if the construction can not be completed in the 'skylight point', the railway transportation arrangement is influenced, and a series of social problems are brought. Through continuous progress in recent years, part of special equipment also appears, but all occupation space is big, and is with high costs, and each city subway mileage is rapid development, and many subway lines need many lines to develop simultaneously, and present grinding device is not suitable miniaturized rail maintenance equipment, and present grinding device adopts horizontal abrasive band or emery wheel bulky, with high costs mostly.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a vertical self-cooling steel rail grinding device.
In order to realize the purpose, the invention adopts the following technical scheme:
a vertical self-cooling steel rail grinding device comprises a moving assembly, an abrasive belt fixing assembly and a dust filtering box, wherein the abrasive belt fixing assembly is fixed on the inner side of the moving assembly through a vertical plate, the upper part of the abrasive belt fixing assembly is provided with the dust filtering box, and an abrasive dust collecting port on one side of the lower part of the abrasive belt fixing assembly is connected with the dust filtering box through a dust collecting guide pipe;
the abrasive belt fixing component comprises a welding plate, a polishing driving belt wheel, a polishing abrasive belt, a front tensioning wheel, a rear tensioning wheel and a floating tensioning wheel, wherein the polishing driving belt wheel, the floating tensioning wheel, the front tensioning wheel and the rear tensioning wheel are arranged in a square array on the front surface of the welding plate, and the polishing abrasive belt is connected to the outer parts of the polishing driving belt wheel, the floating tensioning wheel, the front tensioning wheel and the rear tensioning wheel;
the front tensioning wheel and the rear tensioning wheel are respectively arranged on two sides of the lower part of the front of the welding plate, the polishing driving belt wheel and the floating tensioning wheel are respectively arranged on two sides of the upper part of the front of the welding plate, the lower edge of the welding plate between the front tensioning wheel and the rear tensioning wheel is an inwards concave arc-shaped surface, the middle part of the lower part of the front of the welding plate is fixedly provided with a lifting cylinder, the jacking end of the lower part of the lifting cylinder is fixedly provided with a transition connecting plate, the lower part of the transition connecting plate is fixedly provided with a profiling wear-resistant pressing plate, the profiling wear-resistant pressing plate is arranged on the polishing belt between the front tensioning wheel and the rear tensioning wheel and is positioned on the lower part of the arc-shaped surface at the lower edge of the welding plate;
laser sensors are arranged on the left end face and the right end face of the profiling wear-resistant pressing plate, temperature sensors are arranged on the front face and the rear face of the profiling wear-resistant pressing plate, a cooling air valve is arranged in the middle of the front face of the welded plate, and the cooling air valve is arranged on an air source pipeline and connected with the profiling wear-resistant pressing plate through the air source pipeline.
The vertical type self-cooling steel rail grinding device is characterized in that the profiling wear-resistant pressing plate is a zirconia profiling wear-resistant pressing plate, a plurality of cooling ventilation pipelines are uniformly arranged at intervals in the width direction at two sides of the upper surface of the profiling wear-resistant pressing plate, a plurality of heat dissipation windows are uniformly arranged at intervals in the length direction between the front surface and the rear surface of the profiling wear-resistant pressing plate, the shape below the profiling wear-resistant pressing plate is matched with the outline of a steel rail at the lower part of the profiling wear-resistant pressing plate, and the air source pipeline is connected with the cooling ventilation pipelines.
The rear part of the welding plate of the vertical self-cooling steel rail polishing device is provided with a floating assembly connected with a floating tension wheel, a strip-shaped hole A is arranged at the position where the floating tension pulley is arranged on the welding plate, the floating assembly comprises a fixed frame, a guide rail, a tension bracket and a transverse cylinder, the fixed frame is fixed at the rear part of the welding plate through a connecting plate, a corresponding strip-shaped hole B is arranged on the fixed frame and at the position of the strip-shaped hole A corresponding to the welding plate, a tensioning wheel shaft is arranged in the strip-shaped hole A and the strip-shaped hole B, a floating tensioning wheel is arranged at the front end of the tensioning wheel shaft after passing through the strip-shaped hole A, guide rails are arranged on the upper side and the lower side outside the strip-shaped hole B, the rear part of the tensioning wheel shaft passes through the strip-shaped hole B and then is fixed on a tensioning bracket, the tensioning bracket is respectively fixedly connected with sliding blocks on the two guide rails, the lateral surface of the tensioning support is provided with a transverse cylinder, and the rear part of the fixing frame is also fixed with a polishing motor connected with a polishing driving belt wheel.
The vertical self-cooling steel rail grinding device is characterized in that a transverse cylinder is fixed on a fixing frame, and the jacking end of the transverse cylinder is fixedly connected with a side plate of a tensioning support.
The vertical self-cooling steel rail grinding device comprises a moving assembly, a grinding device fixing plate and a vertical plate, wherein the vertical fixing plate is arranged on the inner side of the grinding device fixing plate, two horizontal moving guide rails are arranged on the inner side surface of the grinding device fixing plate at intervals up and down, sliding blocks on the horizontal moving guide rails are respectively fixed on the vertical fixing plate, a horizontal moving power assembly is arranged between the grinding device fixing plate and the vertical fixing plate, and the horizontal moving power assembly is positioned between the two horizontal moving guide rails, the left side and the right side of the inner side surface of the vertical fixing plate are provided with vertical moving guide rails which are arranged in parallel, slide blocks on the vertical moving guide rails are respectively fixed on the vertical plates, the middle part between vertical fixed plate and riser is equipped with vertical removal power component, is fixed with the horizontally pressurize cylinder on grinding device fixed plate, and the piston end and the vertical device fixed plate of pressurize cylinder are fixed.
The vertical type self-cooling steel rail grinding device is characterized in that the horizontal moving power assembly and the moving power assembly are a motor, a speed reducer and a lead screw which are sequentially connected, and a lead screw nut on the lead screw is fixedly connected with the vertical plate.
The vertical self-cooling steel rail grinding device is characterized in that a cyclone dust removal device and a vacuum negative pressure device are arranged in a dust filtering and filtering box, the vacuum negative pressure device is communicated with an upper port of a dust collecting guide pipe, a lower port of the dust collecting guide pipe is communicated with an upper port of a guide pipe transition port, and a lower port of the guide pipe transition port is connected to the outer end of a grinding dust collecting port.
The vertical type self-cooling steel rail grinding device further comprises a steel rail horizontal positioning device arranged on the lower portion of the front side of the welding plate, and the steel rail horizontal positioning device is a laser displacement sensor.
According to the vertical self-cooling steel rail grinding device, the cooling air valve is controlled to be opened and closed through an external controller.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. according to the vertical type self-cooling steel rail grinding device, the left-right distance and the height position are automatically adjusted by arranging the moving assembly, and the vertical type self-cooling steel rail grinding device is mounted on a small-sized steel rail vehicle, so that the steel rail is convenient to maintain, the occupied space is small, and the positioning precision is high; through set up the subassembly that floats of being connected with the take-up pulley that floats at the welded plate rear portion, during operation horizontal migration power component is in the state of floating, tightly presses rail horizontal positioning device in the outside of rail through horizontal pressurize cylinder, can guarantee the laminating degree of profile modeling wear-resisting clamp plate and rail, improves the rail precision of polishing.
2. According to the invention, the vacuum negative pressure device and the cyclone dust removal device are arranged in the dust filtration and filtration box, abrasive dust is sucked into the dust filtration and filtration box through the abrasive dust collection port, the guide pipe transition port and the dust collection guide pipe, and the abrasive dust is collected together through the cyclone dust removal device inside, so that the environment-friendly effect is achieved.
3. According to the invention, the temperature sensors are arranged on the two sides of the profiling wear-resistant pressing plate, the cooling air valve 21 in front of the welding plate is arranged on the air source pipeline, the air source pipeline is connected with the cooling ventilating pipeline on the profiling wear-resistant pressing plate, when the temperature sensors reach the preset temperature, the cooling air valve 21 is started to work, cold air is introduced into the cooling ventilating pipeline on the profiling wear-resistant pressing plate, the cooling effect on the profiling wear-resistant pressing plate is achieved, the heat dissipation window is arranged on the profiling wear-resistant pressing plate, the heat dissipation effect is achieved, the service lives of the abrasive belt and the profiling wear-resistant pressing plate are effectively prolonged, and the polishing efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
figure 2 is a schematic view of the construction of the belt fastening assembly of the present invention;
FIG. 3 is a schematic structural view of the float assembly of the present invention;
FIG. 4 is a front view of the contoured wear platen of the present invention;
FIG. 5 is a top view of the contoured wear platen of the present invention;
in the figure: 1. a rail horizontal positioning device; 2. a vertical fixing plate; 3. a horizontally moving power assembly; 4. a horizontally moving guide rail; 5. fixing a polishing device plate; 6. a vertically moving guide rail; 7. a mobile power assembly; 8. a dust filtration and filtration tank; 9. a dust collecting duct; 10. a pressure maintaining cylinder; 11. polishing the motor; 12. an abrasive belt fixing component; 13. a steel rail; 14. a conduit transition interface; 15. a grinding dust collecting port; 16. welding a plywood; 17. polishing the driving belt wheel; 18. sanding an abrasive belt; 19. a front tension wheel; 20. a floating tension wheel; 21. a cooling air valve; 22. a lifting cylinder; 23. a transition connecting plate; 24. profiling wear-resistant pressing plates; 25. a post-tensioning wheel; 26. a guide rail; 27. a fixed mount; 28. tensioning the bracket; 29. a transverse cylinder; 30. a tension pulley shaft; 31. a vertical plate; 32. cooling the ventilation duct; 33. and a heat dissipation window.
Detailed Description
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
The vertical self-cooling steel rail grinding device described with reference to fig. 1-5 comprises a moving assembly, an abrasive belt fixing assembly 12 and a dust filtering box 8, wherein the abrasive belt fixing assembly 12 is fixed on the inner side of the moving assembly through a vertical plate 31, the dust filtering box 8 is arranged on the upper part of the abrasive belt fixing assembly 12, and an abrasive dust collecting port 15 on one side of the lower part of the abrasive belt fixing assembly 12 is connected with the dust filtering box 8 through a dust collecting pipe 9;
the abrasive belt fixing component 12 comprises a welding plate 16, a polishing driving belt pulley 17, a polishing abrasive belt 18, a front tension pulley 19, a rear tension pulley 25 and a floating tension pulley 20, wherein the polishing driving belt pulley 17, the floating tension pulley 20, the front tension pulley 19 and the rear tension pulley 25 are arranged in a square array on the front surface of the welding plate 16, and the polishing abrasive belt 18 is connected to the outer parts of the polishing driving belt pulley 17, the floating tension pulley 20, the front tension pulley 19 and the rear tension pulley 25;
the front tensioning wheel 19 and the rear tensioning wheel 25 are respectively arranged on two sides of the lower part of the front surface of the welding plate 16, the polishing driving belt wheel 17 and the floating tensioning wheel 20 are respectively arranged on two sides of the upper part of the front surface of the welding plate 16, the lower edge of the welding plate 16 between the front tensioning wheel 19 and the rear tensioning wheel 25 is an inwards concave arc-shaped surface, the middle part of the lower part of the front surface of the welding plate 16 is fixedly provided with a lifting cylinder 22, the jacking end of the lower part of the lifting cylinder 22 is fixedly provided with a transition connecting plate 23, the lower part of the transition connecting plate 23 is fixedly provided with a profiling wear-resistant pressing plate 24, and the profiling wear-resistant pressing plate 24 is arranged on the polishing abrasive belt 18 between the front tensioning wheel 19 and the rear tensioning wheel 25 and is positioned on the lower part of the arc-shaped surface of the lower edge of the welding plate 16;
the left end face and the right end face of the profiling wear-resistant pressing plate 24 are provided with laser sensors, the front face and the rear face of the profiling wear-resistant pressing plate are provided with temperature sensors, the middle part of the front face of the welding plate 16 is provided with a cooling air valve 21, and the cooling air valve 21 is arranged on an air source pipeline and is connected with the profiling wear-resistant pressing plate 24 through the air source pipeline.
The vertical type self-cooling steel rail grinding device is characterized in that the profiling wear-resistant pressing plate 24 is a zirconia profiling wear-resistant pressing plate, a plurality of cooling ventilation pipelines 32 are uniformly arranged at intervals in the width direction at two edges on the profiling wear-resistant pressing plate 24, a plurality of heat dissipation windows 33 are uniformly arranged at intervals in the length direction between the front and the back of the profiling wear-resistant pressing plate 24, the shape below the profiling wear-resistant pressing plate 24 is matched with the outline of the steel rail 13 at the lower part of the profiling wear-resistant pressing plate, and the air source pipeline is connected with the cooling ventilation pipelines 32.
The vertical self-cooling steel rail grinding device is characterized in that a floating assembly connected with a floating tension wheel 20 is arranged at the rear part of a welded plate 16, a strip-shaped hole A is formed in the position, where the floating tension wheel 20 is installed, on the welded plate 16, the floating assembly comprises a fixing frame 27, a guide rail 26, a tension support 28 and a transverse cylinder 29, the fixing frame 27 is fixed at the rear part of the welded plate 16 through a connecting plate, a corresponding strip-shaped hole B is formed in the position, corresponding to the strip-shaped hole A, on the fixing frame 27, and corresponding to the welded plate 16, a tension wheel shaft 30 is arranged in the strip-shaped hole A and the strip-shaped hole B, the floating tension wheel 20 is installed after the front end of the tension wheel shaft 30 passes through the strip-shaped hole A, guide rails 26 are arranged on the upper side and the lower side of the strip-shaped hole B, the rear part of the tension wheel shaft 30 passes through the strip-shaped hole B and then is fixed on the tension support 28, the tension support 28 is respectively fixedly connected with sliding blocks on the two guide rails 26, the lateral side of the tension support 28 is provided with the transverse cylinder 29, a grinding motor 11 connected with the grinding driving belt wheel 17 is also fixed at the rear part of the fixing frame 27.
In the vertical self-cooling steel rail grinding device, a transverse cylinder 29 is fixed on a fixed frame 27, and the jacking end of the transverse cylinder is fixedly connected with a side plate of a tensioning bracket 28.
The vertical self-cooling steel rail grinding device comprises a moving assembly, a grinding device fixing plate 5 and a vertical plate 31, wherein the vertical fixing plate 2 is arranged on the inner side of the grinding device fixing plate 5, two horizontal moving guide rails 4 are arranged on the inner side surface of the grinding device fixing plate 5 at intervals up and down, sliders on the horizontal moving guide rails 4 are respectively fixed on the vertical fixing plate 2, a horizontal moving power assembly 3 is arranged between the grinding device fixing plate 5 and the vertical fixing plate 2, the horizontal moving power assembly 3 is positioned between the two horizontal moving guide rails 4, vertical moving guide rails 6 which are arranged in parallel are arranged on the left side and the right side of the inner side surface of the vertical fixing plate 2, sliders on the vertical moving guide rails 6 are respectively fixed on the vertical plate 31, a vertical moving power assembly 7 is arranged in the middle between the vertical fixing plate 2 and the vertical plate 31, and a horizontal pressure maintaining cylinder 10 is fixed on the grinding device fixing plate 5, the piston end of the pressure maintaining cylinder 10 is fixed with the vertical device fixing plate 2.
The vertical type self-cooling steel rail grinding device is characterized in that the horizontal moving power assembly 3 and the moving power assembly 7 are respectively a motor, a speed reducer and a lead screw which are sequentially connected, and a lead screw nut on the lead screw is fixedly connected with the vertical plate 31.
The vertical self-cooling steel rail grinding device is characterized in that a cyclone dust removal device and a vacuum negative pressure device are arranged in a dust filtering and filtering box 8, the vacuum negative pressure device is communicated with an upper port of a dust collecting guide pipe 9, a lower port of the dust collecting guide pipe 9 is communicated with an upper port of a guide pipe transition port 14, and a lower port of the guide pipe transition port 14 is connected to the outer end of a grinding dust collecting port 15.
The vertical type self-cooling steel rail grinding device further comprises a steel rail horizontal positioning device 1 arranged at the lower part of the front side of the welding plate 16, and the steel rail horizontal positioning device 1 is a laser displacement sensor.
In the vertical self-cooling steel rail grinding device, the cooling air valve 21 is controlled to be opened and closed by an external controller.
When the vertical type self-cooling steel rail grinding device is used, the grinding device is installed on a small-sized steel rail vehicle, power, pressure oil and a pressure device are provided by the small-sized steel rail vehicle, after the small-sized steel rail vehicle is in place, the working speed of each motor and the working pressure of each air cylinder are preset, and a working start button is started after the setting is finished; an external control system sends an instruction, the horizontal moving power assembly 3 works, the vertical fixing plate 2, the vertical plate 31 and the abrasive belt fixing assembly 12 are driven to move from the inner side to the outer side through the horizontal moving guide rails 4, a limiting block is arranged between the two horizontal moving guide rails 4, a position switch is arranged on the inner side of each guide rail 26, and when the limiting block between the two horizontal moving guide rails 4 touches the position switch, the horizontal moving is stopped and the abrasive belt fixing assembly is in a locking state; the control system sends out an instruction smoothly, the movable power assembly 7 starts to work, and the vertical plate 31 and the abrasive belt fixing assembly 12 are driven to move up and down to a proper position and are locked; the locking state of the horizontal movement is released, at the moment, the pressure maintaining cylinder 10 works to drive the vertical plate 31 and the abrasive belt fixing assembly 12 to slowly move from the outer side to the inner side, when the steel rail horizontal positioning device 1 is connected with the outer side of the steel rail, the pressure of the pressure maintaining cylinder 10 rises, and the steel rail horizontal positioning device 1 on the grinding device is ensured to be in continuous contact with the steel rail after reaching the preset maintaining pressure;
then the grinding motor 11 works to drive the grinding driving belt pulley 17 to rotate so as to drive the grinding abrasive belt 18 to rotate, the lifting cylinder 22 works after a preset rotating speed is reached, the grinding abrasive belt 18 is pressed onto the steel rail 13 through the profiling wear-resistant pressing plate 24, the steel rail 13 is maintained through friction between the grinding abrasive belt 18 and the steel rail 13, and after the pressure of the lifting cylinder 22 reaches a preset value, the control system gives an audible and visual alarm to prompt that the grinding abrasive belt 18 needs to be replaced; the floating assembly is installed, the floating tension wheel 20 adjusts the distance in the strip-shaped hole A and the strip-shaped hole B through the tension wheel shaft 30, the tension force of the sanding belt 18 can be guaranteed, and the sanding belt 18 can be replaced conveniently and quickly;
after a temperature sensor arranged on the profiling wear-resistant pressing plate 24 reaches a preset temperature (the preset temperature is 80 ℃), the cooling air valve 21 is opened, cold air is conveyed to the profiling wear-resistant pressing plate 24, the temperature of the profiling wear-resistant pressing plate 24 is reduced through air circulation, the service lives of the grinding abrasive belt 18 and the profiling wear-resistant pressing plate 24 are prolonged, the grinding efficiency is improved, meanwhile, the straightness after grinding is detected through a laser sensor, and the cooling air valve 21 is automatically opened, closed and opened through a preset control program;
after the work is finished, the control program issues an instruction, the lifting cylinder 22 is lifted, after the work is finished to a preset position, the grinding motor 11 stops working, the pressure maintaining cylinder 10 gradually reduces the pressure and works reversely, after the grinding device is pushed away from the steel rail 13 for a certain distance, the horizontal movement locking state works, the pressure of the pressure maintaining cylinder 10 is relieved and is in a floating state, the vertical movement power assembly 7 works to lift the grinding device to the preset position, the vertical movement locking is realized, the horizontal movement power assembly 3 works, the grinding device is moved inwards to the preset position, the horizontal movement locking is realized, and the work flow is finished. When the power is off, the polishing device can be manually adjusted to move up and down, left and right; the invention can install the steel rail vertical positioning sensor at the left and right symmetrical position of the steel rail horizontal positioning device 1, which is used for detecting the verticality of the steel rail.
The present invention is not described in detail in the prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments which fall within the spirit and scope of the invention.
Claims (9)
1. The utility model provides a vertical rail grinding device that cools down certainly, is including removing subassembly, fixed subassembly in abrasive band and filter box, characterized by: the abrasive belt fixing component is fixed on the inner side of the moving component through a vertical plate, a dust filtering and filtering box is arranged at the upper part of the abrasive belt fixing component, and an abrasive dust collecting port at one side of the lower part of the abrasive belt fixing component is connected with the dust filtering and filtering box through a dust collecting conduit;
the abrasive belt fixing component comprises a welding plate, a polishing driving belt wheel, a polishing abrasive belt, a front tensioning wheel, a rear tensioning wheel and a floating tensioning wheel, wherein the polishing driving belt wheel, the floating tensioning wheel, the front tensioning wheel and the rear tensioning wheel are arranged in a square array on the front surface of the welding plate, and the polishing abrasive belt is connected to the outer parts of the polishing driving belt wheel, the floating tensioning wheel, the front tensioning wheel and the rear tensioning wheel;
the front tensioning wheel and the rear tensioning wheel are respectively arranged on two sides of the lower part of the front of the welding plate, the polishing driving belt wheel and the floating tensioning wheel are respectively arranged on two sides of the upper part of the front of the welding plate, the lower edge of the welding plate between the front tensioning wheel and the rear tensioning wheel is an inwards concave arc-shaped surface, the middle part of the lower part of the front of the welding plate is fixedly provided with a lifting cylinder, the jacking end of the lower part of the lifting cylinder is fixedly provided with a transition connecting plate, the lower part of the transition connecting plate is fixedly provided with a profiling wear-resistant pressing plate, the profiling wear-resistant pressing plate is arranged on the polishing belt between the front tensioning wheel and the rear tensioning wheel and is positioned on the lower part of the arc-shaped surface at the lower edge of the welding plate;
laser sensors are arranged on the left end face and the right end face of the profiling wear-resistant pressing plate, temperature sensors are arranged on the front face and the rear face of the profiling wear-resistant pressing plate, a cooling air valve is arranged in the middle of the front face of the welded plate, and the cooling air valve is arranged on an air source pipeline and connected with the profiling wear-resistant pressing plate through the air source pipeline.
2. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the profiling wear-resistant pressing plate is a zirconia profiling wear-resistant pressing plate, a plurality of cooling ventilation pipelines are uniformly arranged on the upper surface of the profiling wear-resistant pressing plate at intervals along the width direction at two edges, a plurality of heat dissipation windows are uniformly arranged between the front surface and the rear surface of the profiling wear-resistant pressing plate at intervals along the length direction, the shape below the profiling wear-resistant pressing plate is matched with the outline of a steel rail at the lower part of the profiling wear-resistant pressing plate, and an air source pipeline is connected with the cooling ventilation pipelines.
3. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the rear part of the welding plate is provided with a floating assembly connected with the floating tension wheel, the floating tension wheel is arranged on the welding plate and is provided with a strip-shaped hole A, the floating assembly comprises a fixed frame, a guide rail, a tension bracket and a transverse cylinder, the fixed frame is fixed at the rear part of the welding plate through a connecting plate, a corresponding strip-shaped hole B is arranged on the fixed frame and at the position of the strip-shaped hole A corresponding to the welding plate, a tensioning wheel shaft is arranged in the strip-shaped hole A and the strip-shaped hole B, a floating tensioning wheel is arranged at the front end of the tensioning wheel shaft after passing through the strip-shaped hole A, guide rails are arranged on the upper side and the lower side outside the strip-shaped hole B, the rear part of the tensioning wheel shaft passes through the strip-shaped hole B and then is fixed on a tensioning bracket, the tensioning bracket is respectively fixedly connected with sliding blocks on the two guide rails, the lateral surface of the tensioning support is provided with a transverse cylinder, and the rear part of the fixing frame is also fixed with a polishing motor connected with a polishing driving belt wheel.
4. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the horizontal cylinder is fixed on the fixed frame, and the jacking end of the horizontal cylinder is fixedly connected with the side plate of the tensioning support.
5. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: remove the subassembly and include vertical fixation plate, grinding device fixed plate and riser, the inboard of grinding device fixed plate is equipped with vertical fixation plate, the interval is equipped with two horizontal migration guide rails from top to bottom on the medial surface of grinding device fixed plate, slider on the horizontal migration guide rail is fixed respectively on vertical fixation plate, be equipped with horizontal migration power component between grinding device fixed plate and the vertical fixation plate, and horizontal migration power component is located between two horizontal migration guide rails, both sides are equipped with parallel arrangement's vertical movement guide rail about vertical fixation plate's medial surface, slider on the vertical movement guide rail is fixed respectively on the riser, middle part between vertical fixation plate and riser is equipped with vertical removal power component, be fixed with horizontally pressurize cylinder on the grinding device fixed plate, the piston end and the vertical fixation plate of pressurize cylinder are fixed.
6. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the horizontal movement power assembly and the movement power assembly are respectively a motor, a speed reducer and a lead screw which are connected in sequence, and a lead screw nut on the lead screw is fixedly connected with the vertical plate.
7. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the dust filtering and filtering box is internally provided with a cyclone dust removal device and a vacuum negative pressure device, the vacuum negative pressure device is communicated with the upper port of the dust collecting guide pipe, the lower port of the dust collecting guide pipe is communicated with the upper port of the guide pipe transition port, and the lower port of the guide pipe transition port is connected with the outer end of the abrasive dust collecting port.
8. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the welding plate further comprises a steel rail horizontal positioning device arranged on the lower portion of the front side of the welding plate, and the steel rail horizontal positioning device is a laser displacement sensor.
9. The vertical self-cooling rail grinding device as claimed in claim 1, wherein: the cooling air valve is controlled to be opened and closed by an external controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010885355.9A CN114102364A (en) | 2020-08-28 | 2020-08-28 | Vertical self-cooling steel rail grinding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010885355.9A CN114102364A (en) | 2020-08-28 | 2020-08-28 | Vertical self-cooling steel rail grinding device |
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| CN114102364A true CN114102364A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010885355.9A Pending CN114102364A (en) | 2020-08-28 | 2020-08-28 | Vertical self-cooling steel rail grinding device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114633182A (en) * | 2022-04-13 | 2022-06-17 | 中国石油大学(华东) | Portable semi-automatic grinding machine |
| CN117071344A (en) * | 2023-10-13 | 2023-11-17 | 山东帝盟重工机械有限公司 | Track maintenance device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1918458A1 (en) * | 2006-11-03 | 2008-05-07 | Mevert Maschinenbau GmbH & Co.KG | Apparatus for grinding profiles by means of a rotating grinding belt |
| CN106181696A (en) * | 2016-09-07 | 2016-12-07 | 北京交通大学 | Rechargeable rail corrugation belt grinder |
| CN205968543U (en) * | 2016-08-29 | 2017-02-22 | 中车青岛四方机车车辆股份有限公司 | Abrasive belt grinder |
| CN206795499U (en) * | 2017-03-29 | 2017-12-26 | 北京华航唯实机器人科技股份有限公司 | A kind of robot polishing belt sander |
| CN108188882A (en) * | 2018-01-08 | 2018-06-22 | 盐城宝鼎电动工具有限公司 | Belt grinder |
| CN111005270A (en) * | 2019-12-31 | 2020-04-14 | 北京交通大学 | Compact sand belt type steel rail grinding device |
-
2020
- 2020-08-28 CN CN202010885355.9A patent/CN114102364A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1918458A1 (en) * | 2006-11-03 | 2008-05-07 | Mevert Maschinenbau GmbH & Co.KG | Apparatus for grinding profiles by means of a rotating grinding belt |
| CN205968543U (en) * | 2016-08-29 | 2017-02-22 | 中车青岛四方机车车辆股份有限公司 | Abrasive belt grinder |
| CN106181696A (en) * | 2016-09-07 | 2016-12-07 | 北京交通大学 | Rechargeable rail corrugation belt grinder |
| CN206795499U (en) * | 2017-03-29 | 2017-12-26 | 北京华航唯实机器人科技股份有限公司 | A kind of robot polishing belt sander |
| CN108188882A (en) * | 2018-01-08 | 2018-06-22 | 盐城宝鼎电动工具有限公司 | Belt grinder |
| CN111005270A (en) * | 2019-12-31 | 2020-04-14 | 北京交通大学 | Compact sand belt type steel rail grinding device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114633182A (en) * | 2022-04-13 | 2022-06-17 | 中国石油大学(华东) | Portable semi-automatic grinding machine |
| CN117071344A (en) * | 2023-10-13 | 2023-11-17 | 山东帝盟重工机械有限公司 | Track maintenance device |
| CN117071344B (en) * | 2023-10-13 | 2023-12-15 | 山东帝盟重工机械有限公司 | Track maintenance device |
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