CN210657828U - Steel rail grinding device - Google Patents
Steel rail grinding device Download PDFInfo
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- CN210657828U CN210657828U CN201920772015.8U CN201920772015U CN210657828U CN 210657828 U CN210657828 U CN 210657828U CN 201920772015 U CN201920772015 U CN 201920772015U CN 210657828 U CN210657828 U CN 210657828U
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Abstract
The utility model discloses a rail grinding device, including moving platform, moving platform is along the both sides reciprocating motion of rail, the last first straight line lifting unit that is provided with of moving platform, first straight line lifting unit sets up towards the rail top surface, be provided with rotary part and rotary platform on the first straight line lifting unit, rotary part drives rotary platform and rotates, the last second straight line lifting unit that is provided with of rotary platform, be provided with the power part on the second straight line lifting unit, the power part is connected or is connected with the bistrique through power steering gear with the bistrique. The utility model discloses can adopt single unit can polish to the different angles of rail and different faces and maintain, application range is wide, and the commonality is strong.
Description
Technical Field
The utility model relates to a track is polished and is maintained the field, concretely relates to rail grinding device.
Background
In recent years, with the continuous development of railway transportation industry in China, the train weight and the train density of main trunks are continuously increased, large-scale passenger special lines are continuously constructed, and the improvement of the comfort and the safety of railway operation is a basic requirement in the railway development process. However, because of high traffic density, passenger transportation speed increase, freight transportation heavy load and bad traffic conditions in China, the train has serious damage to the track structure, the surface of the steel rail is easy to generate fatigue cracks, peeling, fat edges and other defects, wave abrasion and other defects, and the safety and the stability of railway operation are seriously influenced.
When polishing the maintenance to the rail today, generally adopt manual polisher or rail grinding wagon to operate, traditional manual polisher structure is light, but the precision of polishing is not high, the inefficiency of polishing, the operation is complicated, intensity of labour is big, and rail grinding wagon is though the speed of polishing is fast, the precision is high, effectual, but because the rail polished surface is more, different polished surfaces need adopt different polishing units just can realize the polishing of rail, the commonality is poor, the maintenance degree of difficulty height.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a rail grinding device can adopt single unit to polish to the different angles of rail and different faces and maintain, and application range is wide, and the commonality is strong.
In order to solve the technical problem, the utility model provides a rail grinding device, including moving platform, moving platform is along the both sides reciprocating motion of rail, the last first straight line lifting unit that is provided with of moving platform, first straight line lifting unit sets up towards the rail top surface, be provided with rotary part and rotary platform on the first straight line lifting unit, rotary part drives rotary platform and rotates, the last second straight line lifting unit that is provided with of rotary platform, be provided with the power part on the second straight line lifting unit, the power part is connected or is connected with the bistrique through power steering ware with the bistrique.
Further, still including the installation base, be provided with guide rail set spare between installation base and the moving platform, the last third straight line unit that is provided with of moving platform, the end that stretches out of third straight line unit sets up to the flake pole, the flake pole other end is connected with the flake connecting block, the flake connecting block is fixed to be set up on the installation base.
Further, first straight line lifting unit includes two rotatory plummer and the rotatory mounting bracket of relative setting, and rotatory plummer and rotatory mounting bracket are connected with moving platform through two first direction subassemblies, first direction subassembly includes that first guide bar and cover establish the first uide bushing on first guide bar, and one of them first direction subassembly is connected with rotatory plummer, and another is connected with rotatory mounting bracket, installs the rotary part that provides rotary power on the rotatory mounting bracket, is provided with first straight line unit between rotatory plummer and the moving platform, first straight line unit is fixed to be set up in the moving platform bottom, the body of first straight line unit still passes through connecting plate fixed connection with adjacent first direction subassembly.
Further, the second straight line lifting unit comprises a second straight line unit and a plurality of second guide assemblies, each second guide assembly comprises a second guide rod and a second guide sleeve sleeved on the corresponding second guide rod, the second guide sleeve and the second straight line unit are fixedly arranged on the rotary platform, the extending ends of the second guide rods and the second straight line unit are connected with the mounting platform, and the power part is arranged on the mounting platform.
Further, when the power unit is directly connected to the grinding wheel, the rotation angle of the rotary platform is 70 degrees in the rail inner direction and 15 degrees in the rail outer direction.
Furthermore, swing arm plates are vertically arranged on two sides of the rotating platform, and swing ends of the swing arm plates are arranged towards the moving platform and fixedly connected with the rotating platform.
The utility model has the advantages that:
the first linear lifting assembly and the second linear lifting assembly are matched to achieve the multi-stage extending effect, so that the grinding head is large in adjusting space range, and interference is reduced.
The first linear lifting assembly further has a safety lifting function in the using process, and the influence on the overall structure caused by grinding in abnormal working is avoided.
The power steering connects bistrique and power part, and the bistrique can polish the vertical edge of rail side, can directly satisfy switch operation requirement to can also compromise the vertical edge of the side of sharp rail, application scope is wide, and the structure is unified, and the maintenance of being convenient for reduces the degree of difficulty.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the power steering gear of the present invention;
FIG. 3 is a schematic view of the present invention with a mounting base;
FIG. 4 is a schematic view of the top surface of the rail of the present invention;
FIG. 5 is a schematic view showing the first step of the operation of the present invention when grinding the side arc of the rail;
FIG. 6 is a schematic diagram showing the second step of the operation of the present invention when the side arc of the rail is ground;
fig. 7 is a schematic diagram of the third step action state when the utility model polishes the side arc of the steel rail.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1, an embodiment of the steel rail polishing device of the present invention includes a moving platform 1, the moving platform reciprocates along two sides of a steel rail, a first linear lifting assembly 2 is arranged on the moving platform, and the first linear lifting assembly is installed at the bottom of the moving platform in a hoisting manner, and certainly, can be installed in a hanging manner; the first linear lifting assembly faces the top surface of the steel rail to form a reference of one position, a rotating part 3 and a rotating platform 4 are arranged on the first linear lifting assembly, a second linear lifting assembly 5 is arranged on the rotating platform, a power part 6 is arranged on the second linear lifting assembly, and the power part is connected with a grinding head 7. The power component rotates to drive the grinding head to rotate, the grinding head is in contact with the steel rail to achieve the grinding effect, the rotating component drives the rotating platform to rotate, and the included angle between the grinding head and the steel rail is changed, so that the grinding head can grind different positions of the steel rail.
Certainly, the first linear lifting assembly also has a safety lifting function in the using process, and the influence on the whole structure caused by grinding in abnormal working is avoided.
The first linear lifting assembly is matched with the second linear lifting assembly, so that the first linear lifting assembly has a longer extending distance, has a compact structure in a contraction state, is long in stroke, is beneficial to adjustment and use at different positions and different angles, improves the use precision of the grinding wagon, and is also beneficial to reducing interference between mechanisms and track pavements.
Specifically, when using, adjust grinding device according to the difference of the rail position of polishing, when the top surface of rail of polishing, moving platform drives the all subassembly of polishing in lower part and removes to the rail top, then first straight line lifting unit action, drive rotary part and rotary platform and stretch out, power part action drives the bistrique afterwards and rotates, second straight line lifting unit action, drive rotary platform and stretch out once more, be about to pivoted bistrique push to the rail and with the rail butt, the rail is polished to the bistrique promptly, refer to figure 2 and show.
When the inner arc surface of the steel rail is polished, the moving platform drives all polishing assemblies at the lower part to move to the inner side part of the steel rail, then the rotating part drives the rotating platform to rotate according to the angle to be polished, as shown in the figure 3, then the first linear lifting assembly acts to drive the rotating part and the rotating platform to extend out, as shown in the figure 4, wherein the two steps can act synchronously, or the first linear lifting assembly acts first, then the rotating part acts, and the selection can be carried out according to the requirements; the power part, the power part action drives the bistrique afterwards and rotates, and the action of second straight line lifting unit drives rotary platform and stretches out once more, is about to the pivoted bistrique push to the rail and with the rail butt, the bistrique is the rail of polishing promptly, refer to fig. 5 and show.
When the outer arc surface of the steel rail is polished, the moving platform drives all polishing assemblies on the lower portion to move to the outer side portion of the steel rail, and the rest of the polishing assemblies refer to the action of polishing the inner arc surface of the steel rail.
The rotating angle of the rotating platform is at least 85 degrees, the top surface of the vertical steel rail is used as a basic central axis, the angle is 70 degrees towards the inner side direction of the steel rail, and the angle is 15 degrees towards the inner side direction of the steel rail, so that the polishing requirement is met.
Referring to fig. 6, because the vertical edge of the inner side edge of the steel rail needs to be polished, in order to reduce the operation difficulty and the interference of equipment, the power component is connected with the grinding head through the power steering gear 13, the steering included angle of the power steering gear is 90 degrees, the grinding head is parallel to the vertical edge of the inner side edge of the steel rail, when the grinding device is used, the first linear lifting assembly and the second linear lifting assembly act to stretch out and move the grinding head to one side of the vertical edge, and then the platform is moved to drive the grinding head to be attached to the steel rail. The power steering gear can be a right-angle speed reducer or a steering gear box and the like.
The utility model discloses a switch, including the bistrique connection structure in FIG. 1, the bistrique can directly stretch into the switch gap and directly polish (the switch section has the characteristics in narrow gap) the vertical edge of switch, reaches the effect that the commonality is strong to structure unity is high, and the switch can mainly also be polished vertical edge, and the switch can't adopt the bistrique connection structure in FIG. 1 to polish, adopts power steering ware back, and the bistrique can directly stretch into the switch gap and directly polish (the.
When the vertical edge of the turnout and the vertical edge of the linear steel rail are polished, the rotary platform can drive the polishing surface of the grinding head and the parallelism between the vertical edges, the fine adjustment effect is achieved, the grinding can be more accurately performed, and the precision is improved.
Referring to fig. 7, the moving platform moves by adopting a matched component when moving, and mainly comprises an installation base 8, a guide rail component 9 is arranged between the installation base and the moving platform, a third linear unit 10 is arranged on the moving platform, the extending end of the third linear unit is a fisheye rod 11, the other end of the fisheye rod is connected with a fisheye connecting block 12, and the fisheye connecting block is fixedly arranged on the installation base. Through the third straight line unit provides removal power for moving platform can move along guide rail set spare, and wherein the fisheye pole realizes the stability that third straight line unit provided power with the cooperation of fisheye connecting block, and the effort direction is towards the axial.
Above-mentioned specifically, first straight line lifting unit includes two relative rotatory plummer 14 and the rotatory mounting bracket 141 that sets up, and rotatory plummer and rotatory mounting bracket are connected with moving platform through two first direction subassemblies 15, first direction subassembly includes first guide bar 16 and the cover establishes the first uide bushing 17 on first guide bar, and one of them first direction subassembly is connected with rotatory plummer, and another is connected with rotatory mounting bracket, installs the rotary part that provides rotary power on the rotatory mounting bracket, is provided with first straight line unit 18 between rotatory plummer and the moving platform, first straight line unit is fixed to be set up in the moving platform bottom, the body of first straight line unit still passes through connecting plate 19 fixed connection with adjacent first direction subassembly. The connecting plate becomes adjacent first direction subassembly structure as an organic whole, can be with first uide bushing fixed connection, first uide bushing and moving platform fixed connection, the end that stretches out of first straight line unit is connected fixed as an organic whole with rotatory plummer, and rotatory plummer passes through rotary platform and is connected with rotatory mounting bracket, and consequently overall structure connects as an organic whole through rotatory platform. The first guide assembly provides a guiding function when moving.
Wherein, very crucial is, at the bistrique in-process of polishing, probably there is the condition that the polishing appears interfering or the unable condition of polishing etc. that breaks down, and the work of continuing to polish after these circumstances take place can cause the damage at other positions of device, and the most direct is exactly the damage of bistrique, consequently when the problem, through the action of first straight line unit, the quick rotatory plummer is carried and is carried for the rail is kept away from to the bistrique, plays good guard action.
The second straight line lifting unit includes second straight line unit 20 and a plurality of second direction subassembly 21, the second direction subassembly includes second guide bar 22 and the second uide bushing 23 of cover on the second guide bar, the fixed setting of second uide bushing second straight line unit is on rotary platform, the end that stretches out of second guide bar and second straight line unit is connected with mounting platform 24, power component sets up on mounting platform, outside the second straight line unit stretches out power, it is still spacing as mounting platform's connection, the second straight line unit directly drives mounting platform and removes, the second direction subassembly provides the direction function when removing.
In the above structure, the swing arm plates 25 are vertically arranged on both sides of the rotating platform, and the swing ends of the swing arm plates are arranged towards the moving platform and fixedly connected with the rotating platform. The swing arm plate enables the grinding head to be close to the axis of the rotating part as much as possible when the grinding head rotates, so that the problem that the grinding head interferes with a track and other mechanisms when the grinding head rotates can be avoided, and the use safety is improved. And before the action, the distance between the grinding head and the moving platform can be effectively shortened, so that the whole structure is compact, and the first linear lifting assembly, the second linear lifting assembly and the rotating platform have enough operating spaces for lifting, stretching and rotating.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (6)
1. The utility model provides a rail grinding device, its characterized in that, includes moving platform, moving platform is along the both sides reciprocating motion of rail, the last first straight line lifting unit that is provided with of moving platform, first straight line lifting unit sets up towards the rail top surface, be provided with rotary part and rotary platform on the first straight line lifting unit, rotary part drives rotary platform and rotates, the last second straight line lifting unit that is provided with of rotary platform, be provided with power component on the second straight line lifting unit, power component is connected or is connected with the bistrique through power steering ware.
2. A steel rail grinding device according to claim 1, further comprising a mounting base, wherein a guide rail assembly is arranged between the mounting base and the moving platform, a third linear unit is arranged on the moving platform, an extending end of the third linear unit is provided with a fisheye bar, the other end of the fisheye bar is connected with a fisheye connecting block, and the fisheye connecting block is fixedly arranged on the mounting base.
3. A steel rail grinding device according to claim 1, wherein the first linear lifting assembly comprises two oppositely arranged rotary bearing tables and rotary mounting frames, the rotary bearing tables and the rotary mounting frames are connected with the mobile platform through two first guide assemblies, each first guide assembly comprises a first guide rod and a first guide sleeve sleeved on the first guide rod, one first guide assembly is connected with the rotary bearing table, the other first guide assembly is connected with the rotary mounting frame, a rotating part for providing rotary power is installed on the rotary mounting frame, a first linear unit is arranged between the rotary bearing table and the mobile platform, the first linear unit is fixedly arranged at the bottom of the mobile platform, and a body of the first linear unit is fixedly connected with the adjacent first guide assembly through a connecting plate.
4. A rail grinding device as claimed in claim 1, wherein the second linear lifting assembly comprises a second linear unit and a plurality of second guide assemblies, the second guide assemblies comprise second guide rods and second guide sleeves sleeved on the second guide rods, the second linear unit of the second guide sleeves is fixedly arranged on the rotary platform, the second guide rods and the extending ends of the second linear unit are connected with the mounting platform, and the power part is arranged on the mounting platform.
5. A rail grinding apparatus as claimed in claim 1, wherein the angle of rotation of the rotary platform when the power unit is directly connected to the grinding head is 70 degrees in the inboard direction of the rail and 15 degrees in the outboard direction of the rail to accommodate rail grinding requirements.
6. A rail grinding apparatus as claimed in claim 1, wherein swing arms are provided vertically on both sides of the rotary platform, and swing ends of the swing arms are provided toward the movable platform and fixedly connected to the rotary platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920772015.8U CN210657828U (en) | 2019-05-27 | 2019-05-27 | Steel rail grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920772015.8U CN210657828U (en) | 2019-05-27 | 2019-05-27 | Steel rail grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210657828U true CN210657828U (en) | 2020-06-02 |
Family
ID=70819234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920772015.8U Active CN210657828U (en) | 2019-05-27 | 2019-05-27 | Steel rail grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210657828U (en) |
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2019
- 2019-05-27 CN CN201920772015.8U patent/CN210657828U/en active Active
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