CN110644304B - Liftable and multi-angle rail device of polishing - Google Patents
Liftable and multi-angle rail device of polishing Download PDFInfo
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- CN110644304B CN110644304B CN201911115530.XA CN201911115530A CN110644304B CN 110644304 B CN110644304 B CN 110644304B CN 201911115530 A CN201911115530 A CN 201911115530A CN 110644304 B CN110644304 B CN 110644304B
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- 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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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A rail polishing device capable of lifting and multi-angle comprises a machine body, wherein a polishing cavity with a downward opening is arranged in the machine body, a polishing work box is arranged between the left wall and the right wall of the polishing cavity in a vertically sliding manner, a gear transmission cavity is arranged at the upper end in the polishing work box, three rotatable polishing rotating shafts are distributed on the lower wall of the gear transmission cavity in an array manner from left to right, straight gears are fixedly arranged at the upper ends of the polishing rotating shafts, the three straight gears are mutually meshed, the lower end of the polishing rotating shaft extends to the lower end face of the polishing work box and is fixedly provided with a sand table, adjusting rotating shafts which are bilaterally symmetrical are fixedly arranged at the centers of the left end and the right end of the polishing work box, the left wall and the right wall of the polishing cavity are communicated with first sliding cavities which are bilaterally symmetrical, the polishing angle can be adjusted by utilizing a universal, carry out multi-angle effectively and polish.
Description
Technical Field
The invention relates to the technical field of railway maintenance, in particular to a rail polishing device capable of lifting and multi-angle polishing.
Background
The track maintenance is to ensure the good track state, so that the train can perform various track maintenance operations safely, stably and uninterruptedly according to the specified speed. Also known as road maintenance. The method comprises the steps of track updating and repairing for recovering the performance of each component of the track, and frequent maintenance work for preventing and eliminating deformation, diseases and the like of the track under the action of train power and other influences. In order to ensure the driving safety and the good state of each part of the track, prolong the service life of each part of the track and avoid the economic loss of track equipment caused by long-term overhaul, a research, formulation and execution maintenance system is required to ensure the good state of the track. Rails are prone to rusting and wear over extended periods of exposure to the weather, requiring a means to be maintained in time during sudden and short rail maintenance events. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows:
rails are susceptible to rusting and wear when exposed to the open air for extended periods of time.
In order to solve the problems, the embodiment designs a rail polishing device capable of lifting and multi-angle, which comprises a machine body, wherein a polishing cavity with a downward opening is arranged in the machine body, a polishing work box is arranged between the left wall and the right wall of the polishing cavity and can slide up and down, a gear transmission cavity is arranged at the upper end in the polishing work box, three rotatable polishing rotating shafts are distributed on the left side and the right side of the lower wall of the gear transmission cavity in an array manner, straight gears are fixedly arranged at the upper end of each polishing rotating shaft and are mutually meshed, the lower end of each polishing rotating shaft extends to the lower end face of the polishing work box and is fixedly provided with a sand table, adjusting rotating shafts which are bilaterally symmetrical are fixedly arranged at the centers of the left end and the right end of the polishing work box, the left wall and the right wall of the polishing cavity are communicated with first sliding cavities which are bilaterally symmetrical, a small sliding block is arranged on the inner wall of the, the polishing working box slides up and down and the adjusting rotating shaft rotates to adjust the polishing at multiple angles.
Preferably, the upper end face of the polishing work box is fixedly provided with support rods which are bilaterally symmetrical, an arc plate is fixedly arranged at the upper end of each support rod, a sliding opening penetrates through the center of the arc plate from top to bottom, the center of the upper wall of the polishing cavity is communicated with a second sliding cavity, a threaded rod is rotatably arranged on the upper wall of the second sliding cavity, a large sliding block which can slide up and down and is tightly attached to the inner wall of the second sliding cavity is connected to the outer circular face of the threaded rod in a threaded manner, the lower end of the outer circular face of the threaded rod extends to the lower supporting block which is rotatably arranged on the lower side of the sliding opening, the upper end circular face of the lower supporting block is abutted against the convex circular face of the arc plate, the lower end circular face of the outer circular face of the threaded rod is rotatably arranged on the upper supporting block above the.
Preferably, a composite transmission cavity is arranged in the upper wall of the second sliding cavity, the upper end of the threaded rod extends into the composite transmission cavity, a driving face gear is arranged at the upper end of the outer circular face of the threaded rod in a vertically sliding manner, bilaterally symmetrical grooves are formed in the left side and the right side of the circular face of the driving face gear close to the center, bilaterally symmetrical keys are arranged at the upper end of the outer circular face of the threaded rod, the keys extend into the grooves, the driving face gear can rotate along with the threaded rod through the limitation of the keys, a face gear shaft positioned right above the threaded rod is rotatably arranged at the center of the upper wall of the composite transmission cavity, a driven face gear is fixedly arranged at the lower end of the face gear shaft, the driven face gear is meshed with the face gear of the driving face gear, a fixing plate is fixedly arranged on the left wall of the composite transmission, and a spring is fixedly arranged between the upper end face of the fixed plate and the lower end face of the driving face gear.
Preferably, a gear transmission cavity is arranged at the center in the polishing work box, the middle polishing rotating shaft penetrates through the upper wall and the lower wall of the gear transmission cavity, a driven bevel gear is fixedly arranged at the lower end of the outer circular surface of the polishing rotating shaft, a first rotating shaft which is inclined upwards at a certain angle is rotatably arranged on the rear wall of the gear transmission cavity, a driving bevel gear is fixedly arranged at the front end of the first rotating shaft, the driving bevel gear is meshed with the driven bevel gear, a universal joint transmission cavity extending upwards is communicated with the lower end of the rear wall of the polishing cavity, the first rotating shaft extends through the polishing cavity and extends into the universal joint transmission cavity, a cross shaft block is fixedly arranged at the rear end of the first rotating shaft, a second rotating shaft is rotatably arranged on the upper wall of the universal joint transmission cavity, a universal joint fork is fixedly arranged at the lower end of the second rotating shaft, and a bolt is connected between the, the universal joint fork and the cross shaft block can rotate relatively, and the left end of the bolt is in threaded connection with a nut and fixed.
Preferably, a driving belt wheel is fixedly arranged at the upper end of the outer circular surface of the end face gear shaft, a driven belt wheel is fixedly arranged at the upper end of the outer circular surface of the second rotating shaft, and a belt is wound between the driven belt wheel and the driving belt wheel.
Preferably, a control motor is fixedly arranged at the center of the right end face of the polishing work box, and the left end of the control motor is in power connection with the right end of the adjusting rotating shaft.
Preferably, a starting motor is fixedly arranged in the upper wall of the composite transmission cavity, and the lower end of the composite transmission cavity is in power connection with the upper end of the end face gear shaft.
Preferably, roller cavities are formed in the front, the rear, the left and the right corners in the machine body, roller shafts are rotatably arranged between the front wall and the rear wall of each roller cavity, and rollers are fixedly arranged on the outer circular surfaces of the roller shafts.
The invention has the beneficial effects that: the invention belongs to a small device which utilizes a universal joint principle, can adjust the polishing angle, ensures the normal polishing after the angle adjustment through an arc-shaped plate and an end face gear, and effectively polishes in multiple angles.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of an overall structure of a rail polishing device capable of lifting and multi-angle polishing according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is an enlarged schematic view of B of FIG. 1;
FIG. 4 is a structural view of C of FIG. 2;
fig. 5 is an enlarged schematic view of D of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a liftable and multi-angle rail polishing device, which is mainly applied to rail surface rust polishing, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to a liftable and multi-angle rail polishing device, which comprises a machine body 11, wherein a polishing cavity 16 with a downward opening is arranged in the machine body 11, a polishing working box 15 is arranged between the left wall and the right wall of the polishing cavity 16 and can slide up and down, a gear transmission cavity 43 is arranged at the upper end in the polishing working box 15, three rotatable polishing rotating shafts 25 are distributed at the left and right of the lower wall of the gear transmission cavity 43 in an array manner, a straight gear 24 is fixedly arranged at the upper end of each polishing rotating shaft 25, the three straight gears 24 are mutually meshed, the lower end of each polishing rotating shaft 25 extends to the lower end surface of the polishing working box 15 and is fixedly provided with a sand disc 26, adjusting rotating shafts 14 which are bilaterally symmetrical are fixedly arranged at the centers of the left end and the right end of the polishing working box 15, first sliding cavities 12 which are bilaterally symmetrical are communicated with the left and right walls of the polishing cavity 16, small, and the left side adjusting rotating shaft 14 extends into the small sliding block 13 and is rotatably connected with the adjusting rotating shaft 14, and the polishing work box 15 slides up and down and the adjusting rotating shaft 14 rotates to adjust multi-angle polishing.
Beneficially, the upper end surface of the grinding work box 15 is fixedly provided with support rods 17 which are symmetrical left and right, an arc-shaped plate 18 is fixedly arranged at the upper end of the supporting rod 17, a sliding opening 47 is arranged in the upper and lower parts of the center of the arc-shaped plate 18, a second sliding cavity 45 is communicated with the center of the upper wall of the grinding cavity 16, a threaded rod 49 is rotatably arranged on the upper wall of the second sliding cavity 45, the outer circular surface of the threaded rod 49 is in threaded connection with a large slide block 44 which can slide up and down and is tightly attached to the inner wall of the second sliding cavity 45, the lower end of the outer circular surface of the threaded rod 49 extends to the lower side of the sliding opening 47 and is rotatably provided with a lower abutting block 46, the upper end circular surface of the lower abutting block 46 abuts against the convex circular surface of the arc-shaped plate 18, the lower end of the outer circular surface of the threaded rod 49 is rotatably provided with an upper abutting block 48 positioned above the lower abutting block 46, and the lower end circular surface of the upper abutting block 48 abuts against the concave circular surface of the arc-shaped plate 18.
Beneficially, a compound transmission cavity 50 is arranged in the upper wall of the second sliding cavity 45, the upper end of the threaded rod 49 extends into the compound transmission cavity 50, a driving face gear 52 is arranged at the upper end of the outer circular surface of the threaded rod 49 in a vertically sliding manner, left and right sides of the circular surface of the driving face gear 52 close to the center are provided with left and right symmetric grooves 56, a key 55 in a left and right symmetric manner is arranged at the upper end of the outer circular surface of the threaded rod 49, the key 55 extends into the groove 56, the driving face gear 52 can rotate with the threaded rod 49 through the limitation of the key 55, an end face gear shaft 31 positioned right above the threaded rod 49 is rotatably arranged in the center of the upper wall of the compound transmission cavity 50, a driven face gear 51 is fixedly arranged at the lower end of the end face gear shaft 31, the driven face gear 51 is engaged with the face gear of the driving face gear 52, a fixing plate 53 is, the threaded rod 49 vertically penetrates through the fixing plate 53, and a spring 54 is fixedly arranged between the upper end surface of the fixing plate 53 and the lower end surface of the driving face gear 52.
Advantageously, a gear transmission cavity 23 is arranged in the center of the grinding work box 15, the middle grinding rotating shaft 25 penetrates through the upper wall and the lower wall of the gear transmission cavity 23, a driven bevel gear 22 is fixedly arranged at the lower end of the outer circular surface of the grinding rotating shaft 25, a first rotating shaft 42 which is inclined upwards and has a certain angle is rotatably arranged on the rear wall of the gear transmission cavity 23, a driving bevel gear 20 is fixedly arranged at the front end of the first rotating shaft 42, the driving bevel gear 20 is in bevel gear engagement with the driven bevel gear 22, an upwardly extending universal joint transmission cavity 37 is communicated with the lower end of the rear wall of the grinding cavity 16, the first rotating shaft 42 extends through the grinding cavity 16 and extends into the universal joint transmission cavity 37, a cross-shaped shaft block 41 is fixedly arranged at the rear end of the first rotating shaft 42, a second rotating shaft 36 is rotatably arranged on the upper wall of the universal joint transmission cavity 37, a universal joint fork 38 is fixedly arranged, a bolt 40 is connected between the universal joint yoke 38 and the cross shaft block 41, the universal joint yoke 38 and the cross shaft block 41 can rotate relatively, and a nut 57 is connected and fixed to the left end of the bolt 40 through threads.
Advantageously, a driving pulley 32 is fixedly disposed on an upper end of an outer circumferential surface of the face gear shaft 31, a driven pulley 35 is fixedly disposed on an upper end of an outer circumferential surface of the second rotating shaft 36, and a belt 33 is wound between the driven pulley 35 and the driving pulley 32.
Beneficially, a control motor 19 is fixedly arranged at the center of the right end face of the grinding work box 15, and the left end of the control motor 19 is in power connection with the right end of the right adjusting rotating shaft 14.
Advantageously, a starting motor 30 is fixedly arranged in the upper wall of the composite transmission cavity 50, and the lower end of the motor 39 is in power connection with the upper end of the face gear shaft 31.
Beneficially, roller cavities 29 are formed at the front, rear, left and right corners in the machine body 11, roller shafts 27 are rotatably arranged between the front and rear walls of the roller cavities 29, and rollers 28 are fixedly arranged on the outer circumferential surfaces of the roller shafts 27.
The following will describe in detail the use steps of the liftable and multi-angle rail grinding device in the present disclosure with reference to fig. 1 to 5:
in the initial state, the large slide 44 is at the upper limit position, and the grinding work box 15 is in a horizontal state.
In operation, the starting motor 30 is started to drive the face gear shaft 31 to rotate, drive the driven face gear 51 to rotate, drive the driving face gear 52 to rotate through the engagement of the face gears, drive the threaded rod 49 to rotate, thereby driving the large slide block 44 to slide downwards, drive the arc plate 18 to slide downwards, drive the support rod 17 to slide downwards, thereby driving the grinding work box 15 to slide downwards, and finally make the sand tray 26 contact with the rail, meanwhile, the face gear shaft 31 drives the driving pulley 32 to rotate, drives the driven pulley 35 to rotate through the belt transmission, thereby driving the second rotating shaft 36 to rotate, drives the universal joint fork 38 to rotate, drives the cross shaft block 41 to rotate through the universal joint connection, drives the first rotating shaft 42 to rotate, thereby driving the driving bevel gear 20 to rotate, drives the driven bevel gear 22 to rotate through the engagement of the bevel gears, drives the grinding rotating shaft 25 to rotate, and drives the straight gear 24, the three sand discs 26 are driven to rotate and polish through mutual meshing of gears. When the sand table 26 abuts against a rail, the large slide block 44 does not descend, that is, the threaded rod 49 does not rotate, the driving face gear 52 moves downwards through the limiting action of the key 55, the face gear shaft 31 continues to rotate, when the large slide block 44 moves upwards to reset, the face gear shaft 31 rotates reversely, the reaction force of the spring enables the driven face gear 51 to be meshed with the driving face gear 52 again to drive the threaded rod 49 to rotate, and therefore the large slide block 44 is driven to move upwards. If polishing is carried out at other angles, the control motor 19 is started to drive the adjusting rotating shaft 14 to rotate, so that the polishing work box 15 is driven to rotate, at the moment, the polishing work box 15 drives the first rotating shaft 42 to rotate for a certain angle, the cross shaft block 41 is driven to rotate for a certain angle, the universal joint fork 38 does not rotate, and the second rotating shaft 36 works normally.
The invention has the beneficial effects that: the invention belongs to a small device which utilizes a universal joint principle, can adjust the polishing angle, ensures the normal polishing after the angle adjustment through an arc-shaped plate and an end face gear, and effectively polishes in multiple angles.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (2)
1. A liftable and multi-angle rail polishing device comprises a machine body, wherein a polishing cavity with a downward opening is arranged in the machine body, a polishing work box is arranged between the left wall and the right wall of the polishing cavity in a vertically sliding manner, a gear transmission cavity is arranged at the upper end in the polishing work box, three rotatable polishing rotating shafts are arranged on the left side and the right side of the lower wall of the gear transmission cavity in an array distribution manner, straight gears are fixedly arranged at the upper end of each polishing rotating shaft, the three straight gears are mutually meshed, the lower end of each polishing rotating shaft extends to the lower end face of the polishing work box and is fixedly provided with a sand table, adjusting rotating shafts which are bilaterally symmetrical are fixedly arranged at the centers of the left end and the right end of the polishing work box, the left wall and the right wall of the polishing cavity are communicated with first sliding cavities which are bilaterally symmetrical, a small sliding block is arranged on the inner wall of the first sliding, the polishing at multiple angles is adjusted by the vertical sliding of the polishing work box and the rotation of the adjusting rotating shaft; the upper end face of the polishing working box is fixedly provided with bilaterally symmetrical support rods, the upper ends of the support rods are fixedly provided with arc-shaped plates, sliding openings penetrate through the centers of the inner walls of the arc-shaped plates from top to bottom, the centers of the upper walls of the polishing cavities are communicated with a second sliding cavity, the upper wall of the second sliding cavity is rotatably provided with a threaded rod, the outer circular face of the threaded rod is in threaded connection with a large sliding block which can slide from top to bottom and is tightly attached to the inner wall of the second sliding cavity, the lower end of the outer circular face of the threaded rod extends to the lower side of the sliding opening and is rotatably provided with a lower supporting block, the upper circular face of the lower supporting block is abutted against the convex circular face of the arc-shaped plate, the lower circular face of the outer circular face of the threaded rod is rotatably provided with an; a composite transmission cavity is arranged in the upper wall of the second sliding cavity, the upper end of the threaded rod extends into the composite transmission cavity, a driving face gear is arranged at the upper end of the outer circular face of the threaded rod in a vertically sliding manner, left and right symmetrical grooves are formed in the left and right sides of the circular face of the driving face gear close to the center, left and right symmetrical keys are arranged at the upper end of the outer circular face of the threaded rod and extend into the grooves, the driving face gear can rotate along with the threaded rod under the limitation of the keys, a face gear shaft positioned right above the threaded rod is rotatably arranged at the center of the upper wall of the composite transmission cavity, a driven face gear is fixedly arranged at the lower end of the face gear shaft and is meshed with the face gear of the driving face gear, a fixed plate is fixedly arranged on the left wall of the composite transmission cavity, and the threaded rod, a spring is fixedly arranged between the upper end face of the fixed plate and the lower end face of the driving face gear; a gear transmission cavity is arranged at the center in the grinding work box, the middle grinding rotating shaft penetrates through the upper wall and the lower wall of the gear transmission cavity, a driven bevel gear is fixedly arranged at the lower end of the outer circular surface of the grinding rotating shaft, a first rotating shaft which is inclined upwards at a certain angle is rotatably arranged on the rear wall of the gear transmission cavity, a driving bevel gear is fixedly arranged at the front end of the first rotating shaft, the driving bevel gear is meshed with the driven bevel gear, a universal joint transmission cavity extending upwards is communicated with the lower end of the rear wall of the grinding cavity, the first rotating shaft extends through the grinding cavity and extends into the universal joint transmission cavity, a cross shaft block is fixedly arranged at the rear end of the first rotating shaft, a second rotating shaft is rotatably arranged on the upper wall of the universal joint transmission cavity, a universal joint fork is fixedly arranged at the lower end of the second rotating shaft, and a bolt is connected, the universal joint fork and the cross shaft block can rotate relatively, and the left end of the bolt is in threaded connection with a nut and is fixed; a driving belt wheel is fixedly arranged at the upper end of the outer circular surface of the end face gear shaft, a driven belt wheel is fixedly arranged at the upper end of the outer circular surface of the second rotating shaft, and a belt is wound between the driven belt wheel and the driving belt wheel; a control motor is fixedly arranged at the center of the right end face of the polishing working box, and the left end of the control motor is in power connection with the right end of the adjusting rotating shaft on the right side; and a starting motor is fixedly arranged in the upper wall of the composite transmission cavity, and the lower end of the composite transmission cavity is in power connection with the upper end of the end face gear shaft.
2. A liftable and multi-angle rail grinding device according to claim 1, wherein: the machine body is internally provided with roller cavities at four corners of the front, the back, the left and the right, roller shafts are rotatably arranged between the front wall and the back wall of the roller cavities, and rollers are fixedly arranged on the outer circular surfaces of the roller shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911115530.XA CN110644304B (en) | 2019-11-14 | 2019-11-14 | Liftable and multi-angle rail device of polishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911115530.XA CN110644304B (en) | 2019-11-14 | 2019-11-14 | Liftable and multi-angle rail device of polishing |
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| Publication Number | Publication Date |
|---|---|
| CN110644304A CN110644304A (en) | 2020-01-03 |
| CN110644304B true CN110644304B (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911115530.XA Active CN110644304B (en) | 2019-11-14 | 2019-11-14 | Liftable and multi-angle rail device of polishing |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558874A (en) * | 2020-05-27 | 2020-08-21 | 燕山大学 | Cambered surface part grinding device |
| CN113756143A (en) * | 2020-06-01 | 2021-12-07 | 重庆理工大学 | Steel rail curved surface polishing unit |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4437541C2 (en) * | 1994-10-20 | 1998-08-20 | Elektro Thermit Gmbh | Grinding machine |
| EP2400056A1 (en) * | 2010-06-28 | 2011-12-28 | Vossloh High Speed Grinding GmbH | Device for processing bearing surfaces of rails using peripheral grinding with adjustable grinding profile |
| CN204919242U (en) * | 2015-08-11 | 2015-12-30 | 山东华盛中天工程机械有限责任公司 | Steel rail sander |
| CN206070263U (en) * | 2016-09-07 | 2017-04-05 | 北京交通大学 | Rechargeable steel-rail rail-road switch belt grinder |
| DE102017208906A1 (en) * | 2017-05-26 | 2018-11-29 | Robel Bahnbaumaschinen Gmbh | Rail grinding machine and method for grinding rails of a track |
| CN107938444B (en) * | 2017-11-15 | 2019-03-15 | 安徽工程大学 | It is a kind of can damping rail grinding machine |
| CN111910479A (en) * | 2018-05-28 | 2020-11-10 | 芜湖华佳新能源技术有限公司 | Rail polishing device and using method |
| CN110241667A (en) * | 2019-05-27 | 2019-09-17 | 苏州睿友智能装备有限公司 | A kind of rail grinding machine for grinding rails |
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2019
- 2019-11-14 CN CN201911115530.XA patent/CN110644304B/en active Active
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Effective date of registration: 20230908 Address after: 5033A, 5th Floor, No. 101 West Fourth Ring South Road, Fengtai District, Beijing, 100000 Patentee after: China Railway Material General operation and Maintenance Technology Co.,Ltd. Address before: Room 1806-2, building 1, Bank of China International Building, Huashe street, Keqiao District, Shaoxing City, Zhejiang Province Patentee before: Shaoxing heweigui Machinery Technology Co.,Ltd. |
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