CN108396604B - Rail turnout polisher - Google Patents
Rail turnout polisher Download PDFInfo
- Publication number
- CN108396604B CN108396604B CN201810481058.0A CN201810481058A CN108396604B CN 108396604 B CN108396604 B CN 108396604B CN 201810481058 A CN201810481058 A CN 201810481058A CN 108396604 B CN108396604 B CN 108396604B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 59
- 239000010959 steel Substances 0.000 claims abstract description 59
- 238000005498 polishing Methods 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008439 repair process Effects 0.000 abstract description 4
- 241000227287 Elliottia pyroliflora Species 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241001669679 Eleotris Species 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a steel rail turnout polisher, and relates to the field of polishers. Aims at solving the problem that the traditional steel rail grinding machine can not directly grind and repair the steel rail on the high-speed railway track. The technical scheme is characterized by comprising a bottom frame, wherein four pulleys are arranged on the bottom frame; the chassis is provided with a supporting frame, and the supporting frame is provided with a polishing device. The invention achieves the effect of directly polishing and repairing the steel rail on the railway track.
Description
Technical Field
The invention relates to the field of grinding machines, in particular to a rail turnout grinding machine.
Background
The high-speed railway, which is short for high-speed rail, is a railway with high infrastructure design speed standard and can be used for a train to safely run on a track at a high speed, and the train operation speed is more than 200 km/h.
The existing high-speed railway track comprises two parallel steel rails which are fixedly arranged on a sleeper, and ballasts are arranged below the sleeper.
The train repeatedly rolls the steel rail at high speed for a long time, so that the abrasion and plastic deformation of the rail surface of the steel rail can be caused, and meanwhile, irregular flash can occur on the inner side of the head of the steel rail, and particularly, the turnout and curve road section is serious.
The flash of the steel rail accelerates the abrasion of the wheel, reduces the service life of the wheel, and increases the non-power consumption of the traction force of the locomotive; the rail needs to be replaced after long-term use.
The cost of the rails in the high-speed railway track is high, so the cost of repairing the high-speed railway track by replacement is also high. In practice, the burrs on the steel rail can be repaired by polishing, and the steel rail which is qualified by polishing and repairing can be continuously used.
The prior Chinese patent with publication number of CN204487325U discloses a steel rail grinding machine, which comprises a steel rail top surface grinding mechanism, a steel rail head grinding mechanism, a steel rail triangle area grinding mechanism, a steel rail bottom grinding mechanism and a running line roller.
However, the steel rail grinding machine can grind only after the steel rail is detached, and cannot directly grind and repair the steel rail on the railway track.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide a steel rail turnout polisher which has the advantage of being capable of directly polishing and repairing steel rails on a railway track.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the rail turnout polisher comprises a bottom frame, wherein four pulleys are arranged on the bottom frame; the chassis is provided with a supporting frame, and the supporting frame is provided with a polishing device.
By adopting the technical scheme, the underframe is placed on a high-speed railway track, and the pulley is contacted with the steel rail, so that the underframe can move along the steel rail; the polishing device is connected with the underframe through the support frame, so that the polishing device can polish and repair the flash on the inner side of the head of the steel rail in the process that the underframe moves along the steel rail; the grinding machine provided by the invention is mainly used for grinding and repairing the inner side surface of the steel rail head, and then matched with the grinding machine for grinding and repairing the tread of the steel rail, so that the grinding and repairing of the whole steel rail can be completed, the service life of the steel rail can be prolonged, the repairing cost of a high-speed railway track can be reduced, and social resources can be saved.
Further, horizontal sliding rails are symmetrically arranged on the underframe, and a horizontal sliding seat matched with the horizontal sliding rails is arranged on the bottom wall of the support frame; the support frame is provided with a first screw rod, and the underframe is provided with a horizontal adjusting device for controlling the first screw rod to move along the horizontal direction.
By adopting the technical scheme, the horizontal sliding rail is matched with the horizontal sliding seat, so that the support frame can move along the horizontal direction relative to the underframe; the first screw rod is arranged on the support frame, and the horizontal adjusting device is arranged on the underframe, so that the support frame can be controlled to move along the horizontal direction through the horizontal adjusting device; the polishing device is arranged on the support frame, and then the distance between the polishing device and the steel rail along the horizontal direction can be adjusted, so that the polishing device can be conveniently controlled to polish the flash on the inner side of the head of the steel rail.
Further, the horizontal adjusting device comprises a first sprocket sleeved on the first screw rod, and the first sprocket is in threaded connection with the first screw rod; the chassis is provided with a support cross rod, the bottom wall of the support cross rod is provided with a first sleeve sleeved on the first screw rod, and a limit bearing connected with a first sprocket is embedded in the first sleeve;
the chassis is provided with a support vertical rod, the top end of the support vertical rod is provided with a second sleeve, and a first rotating shaft is arranged in the second sleeve in a penetrating manner; one end of the first rotating shaft is sleeved with a first hand wheel, and the other end of the first rotating shaft is sleeved with a second chain wheel; the first chain wheel and the second chain wheel are wound with chains.
By adopting the technical scheme, the first sprocket is connected with the first sleeve through the limiting bearing, and the first sleeve is connected with the supporting cross rod, so that the relative position of the first sprocket and the underframe is fixed; the first sprocket and the second sprocket are wound with chains, the second sprocket is connected with the first hand wheel through a first rotating shaft, and the first hand wheel can be controlled to rotate by rotating the first hand wheel; the first sprocket is sleeved on the first screw rod and is in threaded connection, the first sprocket which rotates can control the first screw rod to move along the horizontal direction relative to the underframe, and then the distance between the polishing device and the steel rail along the horizontal direction can be adjusted, so that the polishing device can be conveniently controlled to polish the flash on the inner side of the head of the steel rail.
Further, an angle adjusting device connected with the polishing device is arranged on the support frame and comprises a third sleeve arranged on the support frame, and a second rotating shaft is arranged in the third sleeve in a penetrating manner; the end part of the second rotating shaft is connected with a fourth sleeve, a second screw rod is arranged in the fourth sleeve in a penetrating manner, and a second hand wheel is arranged on the second screw rod in a rotating manner;
the inner side wall of the support frame is provided with a triangular bracket, and the side wall of the triangular bracket is provided with a third rotating shaft; a fifth sleeve connected with the polishing device is sleeved on the third rotating shaft, and an adjusting support rod is arranged on the outer side wall of the fifth sleeve; and one end of the adjusting support rod, which is far away from the fifth sleeve, is provided with a fourth rotating shaft in a penetrating way, and the fourth rotating shaft is connected with a second screw rod.
By adopting the technical scheme, when the second hand wheel is rotated, the distance between the third sleeve and the fourth rotating shaft is reduced, and the third sleeve and the fourth rotating shaft can both rotate, so that the rotation of the fifth sleeve can be controlled, and the rotation of the polishing device can be controlled; the angle of the polishing device relative to the vertical plane is adjusted through the angle adjusting device, so that the side face of the small-radius curve of the steel rail head can be polished and repaired in an auxiliary mode.
Further, a limiting seat connected with the polishing device is arranged at one end, far away from the fifth sleeve, of the supporting frame, and a limiting screw is arranged at one end, far away from the polishing device, of the limiting seat; a limiting disc is sleeved on the limiting screw, and a limiting groove matched with the limiting screw is formed in the limiting disc; and the limiting screw is provided with a limiting sleeve in contact with the limiting disc in a rotating way.
By adopting the technical scheme, the limit screw is matched with the limit groove, so that the rotation angle of the grinding device is limited; the limiting sleeve is screwed tightly to be attached to the limiting disc, so that the relative positions of the limiting screw and the limiting groove can be fixed.
Further, the outer side wall of the fifth sleeve is provided with a vertical adjusting device connected with the polishing device.
By adopting the technical scheme, when the fifth sleeve does not rotate, the vertical adjusting device can adjust the distance between the polishing device and the steel rail along the vertical direction, so that the polishing device can be conveniently controlled to polish the flash on the inner side of the head of the steel rail; after the fifth sleeve rotates, the vertical adjusting device can adjust the distance between the polishing device and the fifth sleeve along the axial direction perpendicular to the fifth sleeve, so that the side face of the small-radius curve of the steel rail head can be polished and repaired conveniently.
Further, the vertical adjusting device comprises a vertical sleeve connected with the polishing device, and a third screw rod is arranged in the vertical sleeve in a penetrating manner; the top end of the third screw rod is provided with a fifth rotating shaft which can only rotate relative to the vertical sleeve, and the top end of the fifth rotating shaft is provided with a third hand wheel; the third screw rod is sleeved with a vertical shaft sleeve connected with the fifth sleeve, and the vertical shaft sleeve is in threaded connection with the third screw rod; the polishing device is provided with a vertical sliding rail, and the vertical sliding rail is provided with a vertical sliding seat connected with the limiting seat.
By adopting the technical scheme, the vertical shaft sleeve is connected with the fifth sleeve, the vertical sleeve is connected with the polishing device, and the fifth rotating shaft can only rotate relative to the vertical sleeve; when the vertical sleeve is in a vertical state, the third screw rod is rotated through the third hand wheel, so that the relative position of the vertical shaft sleeve relative to the vertical sleeve along the vertical direction can be adjusted, the distance between the polishing device and the steel rail along the vertical direction can be further adjusted, and the polishing device can be conveniently controlled to polish the flash on the inner side of the head part of the steel rail; after the vertical sleeve rotates, the distance between the polishing device and the fifth sleeve along the axial direction perpendicular to the fifth sleeve can be adjusted, so that the side face of the small-radius curve of the steel rail head can be polished and repaired conveniently.
Further, a sliding copper sleeve is sleeved on the vertical shaft sleeve, and a sliding clamping groove matched with the sliding copper sleeve is formed in the inner wall of the vertical sleeve.
By adopting the technical scheme, the sliding copper sleeve is contacted with the vertical sleeve in the process of moving the vertical sleeve relative to the vertical sleeve, and the vertical sleeve cannot be worn, so that the service life of the vertical sleeve can be prolonged; simultaneously, the sliding copper sleeve is matched with the sliding clamping groove, and the displacement of the vertical shaft sleeve relative to the vertical sleeve is limited.
Further, a limiting swivel is sleeved on the fifth rotating shaft, and a plurality of limiting clamping grooves are uniformly distributed on the limiting swivel; the side wall of the vertical sleeve is provided with a spring sleeve in a penetrating way, and the spring sleeve is internally provided with a fastening screw in a rotating way; the fastening screw is connected with a fastening spring, and the fastening spring is connected with a limiting steel ball matched with the limiting clamping groove.
Through adopting above-mentioned technical scheme, spacing steel ball and spacing draw-in groove cooperation play spacing effect to the fifth pivot to can increase vertical adjusting device's stability.
Further, the polishing device comprises a fixed bracket connected with the supporting frame, and an engine and a transmission case are arranged on the fixed bracket; a sixth rotating shaft is arranged on the transmission case in a penetrating way, and a small belt wheel is sleeved on the sixth rotating shaft; a large belt wheel connected with the engine is arranged in the transmission case, and belts are wound on the large belt wheel and the small belt wheel; the sixth rotating shaft is connected with a transmission shaft, and a grinding wheel is sleeved on the transmission shaft.
Through adopting above-mentioned technical scheme, the engine is connected with big band pulley, and the emery wheel is connected with little band pulley, winds on big band pulley and the little band pulley and is equipped with the belt, then can control the emery wheel through the engine and rotate to can polish the restoration to the rail.
In summary, the invention has the following beneficial effects:
1. the chassis, the supporting frame and the polishing device are adopted, so that the effect of polishing and repairing the steel rail on the railway track is achieved, the steel rail which is qualified in polishing and repairing can be continuously used, the repairing cost of the high-speed railway track is reduced, the pollution to the environment caused by replacing the steel rail is avoided, and the invention further has the effects of energy conservation and environmental protection;
2. the horizontal adjusting device and the vertical adjusting device are adopted, so that the effect of polishing and repairing the steel rail on the railway track can be conveniently achieved;
3. the angle adjusting device is adopted, so that the effect of assisting in polishing and repairing the small-radius curve side face of the steel rail head is achieved.
Drawings
FIG. 1 is a schematic view of the overall construction of a rail switch grinder in an exemplary embodiment;
FIG. 2 is a schematic diagram of an exploded structure of the first screw and the horizontal adjusting device according to the embodiment;
FIG. 3 is a schematic view of an exploded view of a first sleeve and a first sprocket according to an embodiment;
FIG. 4 is a schematic view of a second sleeve and a second sprocket according to an embodiment;
FIG. 5 is a schematic view of the angle adjusting device, the polishing device and the vertical adjusting device according to the embodiment;
FIG. 6 is a cross-sectional view of a vertical adjustment device in an embodiment;
fig. 7 is a cross-sectional view of a polishing apparatus in an embodiment.
In the figure: 1. a steel rail; 2. a chassis; 21. a horizontal slide rail; 22. a pulley; 221. a pulley seat; 23. a balance plate; 24. lifting a rod; 3. a support frame; 31. a horizontal slide; 32. a fixed sleeve; 33. a sleeve support; 34. a tripod; 35. a push rod; 4. a first screw; 41. a first sprocket; 411. a sprocket bushing; 42. a support rail; 421. a first sleeve; 422. a limit bearing; 43. a supporting vertical rod; 431. a second sleeve; 432. a first rotating shaft; 44. a second sprocket; 45. a chain; 46. a first hand wheel; 47. a chain cover; 5. a second screw; 51. a third sleeve; 511. a second rotating shaft; 52. a fourth sleeve; 53. the second hand wheel; 54. a third rotating shaft; 55. a fifth sleeve; 551. adjusting the supporting rod; 552. a pointer; 553. an angle scale; 56. a fourth rotating shaft; 6. a limit seat; 62. a limiting disc; 63. a limit sleeve; 64. a limit groove; 65. a vertical slide; 66. a vertical slide rail; 7. a third screw; 71. a vertical sleeve; 711. a sliding clamping groove; 712. an upper bracket; 713. a lower bracket; 72. a fifth rotating shaft; 73. a third hand wheel; 74. a vertical shaft sleeve; 741. sliding the copper sleeve; 75. a limiting swivel; 751. a limit clamping groove; 752. a spring sleeve; 753. a fastening screw; 754. a fastening spring; 755. limiting the steel balls; 8. a fixed bracket; 81. an engine; 811. an output shaft; 82. a transmission case; 83. a large belt wheel; 84. a belt; 85. a small belt wheel; 86. a sixth rotating shaft; 861. a first support sleeve; 862. a second support sleeve; 87. a transmission shaft; 88. grinding wheel; 881. a grinding wheel cover.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Examples:
referring to fig. 1, a rail turnout polisher comprises a chassis 2, wherein four pulley seats 221 are uniformly distributed on the side wall of the chassis 2, and pulleys 22 which are in contact with a rail 1 are arranged on the pulley seats 221; in this embodiment, the pulley 22 is connected to the pulley seat 221 in an insulating manner, so as to ensure that the two rails 1 are not electrically conductive.
Referring to fig. 1, a support frame 3 is provided on a chassis 2, and a polishing device is provided on the support frame 3; a plurality of balance plates 23 are arranged at one end of the top wall of the underframe 2 far away from the supporting frame 3, so that the stability of the underframe 2 is ensured; four L-shaped lifting rods 24 are uniformly distributed on the top wall of the underframe 2, so that the underframe 2 can be conveniently lifted and placed on the steel rail 1; the supporting frame 3 is provided with a U-shaped push rod 35 so as to conveniently push the underframe 2 to move along the steel rail 1.
Referring to fig. 2, two horizontal sliding rails 21 are symmetrically arranged on the top wall of the chassis 2, four horizontal sliding seats 31 are uniformly arranged on the bottom wall of the supporting frame 3, and in the embodiment, one horizontal sliding rail 21 is connected with the two horizontal sliding seats 31 in a matching way; the support frame 3 is provided with a first screw 4 in a horizontal state, and the underframe 2 is provided with a horizontal adjusting device capable of controlling the first screw 4 to conveniently move along the horizontal direction.
Referring to fig. 2, the horizontal adjustment means includes a first sprocket 41 sleeved on the first screw 4; the top wall of the underframe 2 is provided with a support cross bar 42, and the bottom wall of the support cross bar 42 is provided with a first sleeve 421 connected with the first sprocket 41; one end of the supporting cross rod 42 is vertically connected with a supporting vertical rod 43, and a second sleeve 431 is arranged at the top end of the supporting vertical rod 43; the second sleeve 431 is connected with a second chain wheel 44, and a chain 45 is wound on the first chain wheel 41 and the second chain wheel 44; in this embodiment, a chain cover 47 is provided on the chain 45, and the chain cover 47 is connected to the support cross bar 42 and the support vertical bar 43.
Referring to fig. 3, the bottom wall of the supporting frame 3 is provided with a fixed sleeve 32, and one end of the first screw 4 is embedded in the fixed sleeve 32; a sprocket shaft sleeve 411 is fixedly arranged in the middle of the first sprocket 41 in a penetrating way, and the sprocket shaft sleeve 411 is sleeved on the first screw 4 and is in threaded connection with the first screw 4; the first sprocket shaft sleeve 411 is sleeved with two limit bearings 422, and the limit bearings 422 are embedded in the first sleeve 421.
Referring to fig. 4, a first rotating shaft 432 is penetrated in the middle of the second sleeve 431, and a bearing (not shown in the drawing) embedded in the second sleeve 431 is sleeved on the first rotating shaft 432; one end of the first rotating shaft 432 is fixedly sleeved with a first hand wheel 46, and the other end is sleeved with a second chain wheel 44; in this embodiment, nuts screwed on the first shaft 432 are disposed on two sides of the second sprocket 44, and the second sprocket 44 is firmly connected with the first shaft 432 through two nuts.
Referring to fig. 5, the support frame 3 is provided with an angle adjusting device connected with the polishing device; the angle adjusting device comprises a third sleeve 51, and a sleeve support 33 fixedly connected with the top wall of the support frame 3 is sleeved on the third sleeve 51; the second rotating shaft 511 is penetrated in the middle of the third sleeve 51, and a bearing (not shown in the drawing) embedded in the third sleeve 51 is sleeved on the second rotating shaft 511.
Referring to fig. 5, a fourth sleeve 52 is fixedly connected to the end of the second rotating shaft 511, a second screw 5 is threaded in the middle of the fourth sleeve 52, and the second screw 5 is in threaded connection with the fourth sleeve 52; the second screw rod 5 is sleeved with a second hand wheel 53 which is in contact with the fourth sleeve 52, and the second hand wheel 53 is in threaded connection with the second screw rod 5.
Referring to fig. 5, the inner side wall of the support frame 3 is provided with a tripod 34, and the side wall of the tripod 34 is provided with a third rotating shaft 54 in a horizontal state; a fifth sleeve 55 is sleeved on the third rotating shaft 54, and a bearing (not shown in the drawing) is arranged between the third rotating shaft 54 and the fifth sleeve 55; the outer side wall of the fifth sleeve 55 is connected with an adjusting support rod 551, one end of the adjusting support rod 551, which is far away from the fifth sleeve 55, is provided with a fourth rotating shaft 56 in a penetrating way, and one end of the fourth rotating shaft 56 is connected with the second screw 5; the outer side wall of the fifth sleeve 55 is provided with a pointer 552, and the tripod 34 is provided with an angle dial 553 opposite to the pointer 552.
Referring to fig. 5, the outer side wall of the fifth sleeve 55 is provided with a vertical adjusting device connected with a polishing device, the polishing device comprises an engine 81 and a transmission case 82, and the engine 81 is a gasoline engine in this embodiment; the vertical adjusting device comprises a vertical shaft sleeve 74 connected with the fifth sleeve 55, and the vertical sleeve 71 is sleeved on the vertical shaft sleeve 74; the vertical sleeve 71 is respectively sleeved with an upper bracket 712 and a lower bracket 713, and the upper bracket 712 and the lower bracket 713 are connected with the transmission case 82.
Referring to fig. 5, a vertical slide rail 66 is provided at an end of the gear box 82 remote from the fifth sleeve 55, and a vertical slide carriage 65 is provided on the vertical slide rail 66; the end surface of the vertical sliding seat 65 far away from the vertical sliding rail 66 is provided with a limit seat 6, and one end of the limit seat 6 far away from the vertical sliding seat 65 is provided with a limit screw (not shown in the drawing); the limiting screw is sleeved with a limiting disc 62 connected with the inner side wall of the supporting frame 3, and a limiting groove 64 matched with the limiting screw is formed in the limiting disc 62; in this embodiment, the limiting groove 64 is in a circular arc shape, and the radian is 60 °; one end of the limiting screw, which is far away from the limiting seat 6, is provided with a limiting sleeve 63 in a rotating way, and the end face of the limiting sleeve 63 is contacted with the limiting disc 62.
Referring to fig. 6, a third screw rod 7 is penetrated in the middle of the vertical sleeve 71, a vertical shaft sleeve 74 is sleeved on the third screw rod 7, and the third screw rod 7 is in threaded connection with the vertical shaft sleeve 74; one end of the third screw rod 7 far away from the vertical shaft sleeve 74 is connected with a fifth rotating shaft 72, and one end of the fifth rotating shaft 72 protruding out of the vertical sleeve 71 is connected with a third hand wheel 73; in this embodiment, the fifth rotating shaft 72 is sleeved with a bearing embedded in the inner wall of the vertical sleeve 71.
Referring to fig. 6, a sliding copper bush 741 is sleeved on the vertical shaft sleeve 74, and two sliding copper bushes 741 are sleeved on the vertical shaft sleeve 74 in the embodiment; the inner wall of the vertical sleeve 71 is provided with a sliding clamping groove 711 matched with the sliding copper bush 741, and the sliding copper bush 741 is matched with the sliding clamping groove 711 to limit the displacement of the vertical shaft sleeve 74 along the vertical direction.
Referring to fig. 6, a limiting swivel 75 is sleeved on the fifth rotating shaft 72, and a plurality of limiting clamping grooves 751 are uniformly formed in the side wall of the limiting swivel 75; a spring sleeve 752 is arranged on the side wall of the vertical sleeve 71 in a penetrating manner, and a fastening screw 753 is arranged in the spring sleeve 752 in a rotating manner; the fastening screw 753 is connected with a fastening spring 754, and one end of the fastening spring 754 away from the fastening screw 753 is connected with a limit steel ball 755; the limiting steel balls 755 are matched with the limiting clamping grooves 751, and play a limiting role on the fifth rotating shaft 72.
Referring to fig. 7, a fixing bracket 8 for fixing an engine 81 (refer to fig. 5) is provided on a side wall of a transmission case 82, an output shaft 811 of the engine 81 (refer to fig. 5) extends into the transmission case 82 through the fixing bracket 8, and a large pulley 83 is sleeved on the output shaft 811; a sixth rotating shaft 86 is arranged on one end, far away from the large belt pulley 83, of the side wall of the transmission case 82 in a penetrating manner, a small belt pulley 85 is sleeved on the sixth rotating shaft 86, and a belt 84 is wound on the large belt pulley 83 and the small belt pulley 85.
Referring to fig. 7, in this embodiment, a first support sleeve 861 and a second support sleeve 862 are sleeved on a sixth rotating shaft 86, the first support sleeve 861 and the second support sleeve 862 are respectively embedded on two opposite side walls of the transmission case 82, and bearings are respectively arranged between the sixth rotating shaft 86 and the first support sleeve 861 and the second support sleeve 862.
Referring to fig. 7, a transmission shaft 87 is connected to one end of the sixth rotation shaft 86, which is far away from the fixed bracket 8, and a grinding wheel 88 is sleeved on the transmission shaft 87; in this embodiment, the grinding wheel 88 is provided with a grinding wheel cover 881 connected to the outer side wall of the transmission case 82.
The working principle is as follows:
the underframe 2 is lifted onto the high-speed railway track through the lifting rod 24, so that the pulley 22 is contacted with the steel rail 1; the grinding wheel 88 is controlled to be contacted with the vertical side surface of the inner side of the head of the steel rail 1 through a horizontal adjusting device and a vertical adjusting device;
the engine 81 can drive the grinding wheel 88 to rotate, and the grinding wheel 88 can polish and repair the flash on the inner side of the head of the steel rail 1 in the process of pushing the underframe 2 along the steel rail 1 by the holding push rod 35;
by means of the angle adjusting device, the angle of the grinding wheel 88 relative to the vertical plane can be adjusted, and therefore the side face of the small-radius curve on the inner side of the head of the steel rail 1 can be polished and repaired in an auxiliary mode.
Claims (2)
1. A rail switch polisher, its characterized in that: comprises a bottom frame (2), wherein four pulleys (22) are arranged on the bottom frame (2); a supporting frame (3) is arranged on the underframe (2), and a polishing device is arranged on the supporting frame (3); the horizontal sliding rails (21) are symmetrically arranged on the underframe (2), and a horizontal sliding seat (31) matched with the horizontal sliding rails (21) is arranged on the bottom wall of the supporting frame (3); the support frame (3) is provided with a first screw rod (4), and the underframe (2) is provided with a horizontal adjusting device for controlling the first screw rod (4) to move along the horizontal direction; the horizontal adjusting device comprises a first sprocket (41) sleeved on the first screw (4), and the first sprocket (41) is in threaded connection with the first screw (4); the chassis (2) is provided with a support cross rod (42), the bottom wall of the support cross rod (42) is provided with a first sleeve (421) sleeved on the first screw (4), and the first sleeve (421) is embedded with a limit bearing (422) connected with the first sprocket (41); the chassis (2) is provided with a support vertical rod (43), the top end of the support vertical rod (43) is provided with a second sleeve (431), and a first rotating shaft (432) is arranged in the second sleeve (431) in a penetrating mode; one end of the first rotating shaft (432) is sleeved with a first hand wheel (46), and the other end of the first rotating shaft is sleeved with a second chain wheel (44); a chain (45) is wound on the first chain wheel (41) and the second chain wheel (44); the support frame (3) is provided with an angle adjusting device connected with the polishing device, the angle adjusting device comprises a third sleeve (51) arranged on the support frame (3), and a second rotating shaft (511) is arranged in the third sleeve (51) in a penetrating manner; the end part of the second rotating shaft (511) is connected with a fourth sleeve (52), a second screw (5) is arranged in the fourth sleeve (52) in a penetrating way, and a second hand wheel (53) is arranged on the second screw (5) in a rotating way; the inner side wall of the support frame (3) is provided with a triangular bracket (34), and the side wall of the triangular bracket (34) is provided with a third rotating shaft (54); a fifth sleeve (55) connected with the polishing device is sleeved on the third rotating shaft (54), and an adjusting support rod (551) is arranged on the outer side wall of the fifth sleeve (55); one end of the adjusting support rod (551) far away from the fifth sleeve (55) is provided with a fourth rotating shaft (56) in a penetrating way, and the fourth rotating shaft (56) is connected with the second screw rod (5); one end, far away from the fifth sleeve (55), of the supporting frame (3) is provided with a limiting seat (6) connected with the polishing device, and one end, far away from the polishing device, of the limiting seat (6) is provided with a limiting screw; a limiting disc (62) is sleeved on the limiting screw, and a limiting groove (64) matched with the limiting screw is formed in the limiting disc (62); a limit sleeve (63) contacted with the limit disc (62) is arranged on the limit screw in a rotating way; the outer side wall of the fifth sleeve (55) is provided with a vertical adjusting device connected with the polishing device; the vertical adjusting device comprises a vertical sleeve (71) connected with the polishing device, and a third screw rod (7) is arranged in the vertical sleeve (71) in a penetrating manner; a fifth rotating shaft (72) is arranged at the top end of the third screw (7), the fifth rotating shaft (72) can only rotate relative to the vertical sleeve (71), and a third hand wheel (73) is arranged at the top end of the fifth rotating shaft (72); a vertical shaft sleeve (74) connected with the fifth sleeve (55) is sleeved on the third screw (7), and the vertical shaft sleeve (74) is in threaded connection with the third screw (7); the polishing device is provided with a vertical sliding rail (66), and the vertical sliding rail (66) is provided with a vertical sliding seat (65) connected with the limiting seat (6); a sliding copper sleeve (741) is sleeved on the vertical shaft sleeve (74), and a sliding clamping groove (711) matched with the sliding copper sleeve (741) is formed in the inner wall of the vertical sleeve (71); a limiting swivel (75) is sleeved on the fifth rotating shaft (72), and a plurality of limiting clamping grooves (751) are uniformly distributed on the limiting swivel (75); a spring sleeve (752) is arranged on the side wall of the vertical sleeve (71) in a penetrating mode, and a fastening screw (753) is arranged in the spring sleeve (752) in an internal rotation mode; the fastening screw (753) is connected with a fastening spring (754), and the fastening spring (754) is connected with a limiting steel ball (755) matched with the limiting clamping groove (751).
2. The rail switch grinder of claim 1, wherein: the polishing device comprises a fixed bracket (8), wherein an engine (81) and a transmission case (82) are arranged on the fixed bracket (8); a sixth rotating shaft (86) is arranged on the transmission case (82) in a penetrating way, and a small belt wheel (85) is sleeved on the sixth rotating shaft (86); a large belt wheel (83) connected with the engine (81) is arranged in the transmission case (82), and a belt (84) is wound on the large belt wheel (83) and the small belt wheel (85); the sixth rotating shaft (86) is connected with a transmission shaft (87), and a grinding wheel (88) is sleeved on the transmission shaft (87).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481058.0A CN108396604B (en) | 2018-05-18 | 2018-05-18 | Rail turnout polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481058.0A CN108396604B (en) | 2018-05-18 | 2018-05-18 | Rail turnout polisher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108396604A CN108396604A (en) | 2018-08-14 |
| CN108396604B true CN108396604B (en) | 2023-12-15 |
Family
ID=63102373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810481058.0A Active CN108396604B (en) | 2018-05-18 | 2018-05-18 | Rail turnout polisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108396604B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112878122B (en) * | 2021-01-23 | 2022-05-31 | 华德澳铁路技术（苏州）有限公司 | Polisher that screw rod and depression bar switch |
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|---|---|---|---|---|
| GB664472A (en) * | 1948-09-15 | 1952-01-09 | Niles Bement Pond Co | Internal grinding machines |
| ES160954U (en) * | 1970-07-27 | 1970-10-16 | Garcia Mestre Eugenia | Blocking device for telescopic supports. (Machine-translation by Google Translate, not legally binding) |
| CN106134405B (en) * | 2010-04-23 | 2013-07-03 | 江苏海明医疗器械有限公司 | Linear pattern multiple spot machinery precision positioning mechanism |
| CN204435140U (en) * | 2015-02-02 | 2015-07-01 | 晨唐(北京)技术股份有限公司 | A kind of vertical sander |
| CN106223143A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Steel-rail rail-road switch belt grinder |
| CN107034751A (en) * | 2017-06-26 | 2017-08-11 | 重庆理工大学 | A kind of rail grinding machine |
| CN206768498U (en) * | 2017-05-25 | 2017-12-19 | 晨唐(北京)技术股份有限公司 | Road switch grinder and polishing system |
| CN208486133U (en) * | 2018-05-18 | 2019-02-12 | 华德澳铁路技术（苏州）有限公司 | Steel-rail rail-road switch grinder |
-
2018
- 2018-05-18 CN CN201810481058.0A patent/CN108396604B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB664472A (en) * | 1948-09-15 | 1952-01-09 | Niles Bement Pond Co | Internal grinding machines |
| ES160954U (en) * | 1970-07-27 | 1970-10-16 | Garcia Mestre Eugenia | Blocking device for telescopic supports. (Machine-translation by Google Translate, not legally binding) |
| CN106134405B (en) * | 2010-04-23 | 2013-07-03 | 江苏海明医疗器械有限公司 | Linear pattern multiple spot machinery precision positioning mechanism |
| CN204435140U (en) * | 2015-02-02 | 2015-07-01 | 晨唐(北京)技术股份有限公司 | A kind of vertical sander |
| CN106223143A (en) * | 2016-09-07 | 2016-12-14 | 北京交通大学 | Steel-rail rail-road switch belt grinder |
| CN206768498U (en) * | 2017-05-25 | 2017-12-19 | 晨唐(北京)技术股份有限公司 | Road switch grinder and polishing system |
| CN107034751A (en) * | 2017-06-26 | 2017-08-11 | 重庆理工大学 | A kind of rail grinding machine |
| CN208486133U (en) * | 2018-05-18 | 2019-02-12 | 华德澳铁路技术（苏州）有限公司 | Steel-rail rail-road switch grinder |
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| Publication number | Publication date |
|---|---|
| CN108396604A (en) | 2018-08-14 |
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