CN212983494U - Self-correcting abrasive belt steel rail grinding trolley - Google Patents
Self-correcting abrasive belt steel rail grinding trolley Download PDFInfo
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- CN212983494U CN212983494U CN202021679609.3U CN202021679609U CN212983494U CN 212983494 U CN212983494 U CN 212983494U CN 202021679609 U CN202021679609 U CN 202021679609U CN 212983494 U CN212983494 U CN 212983494U
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Abstract
A self-correcting abrasive belt steel rail grinding trolley relates to the technical field of rail maintenance, and comprises a frame, a pressing device and a self-correcting driving device, wherein the lower part of one side of the frame is provided with the self-correcting driving device, the lower part of the other side of the frame is provided with an abrasive belt quick-changing device, an abrasive belt is connected between the self-correcting driving device and the abrasive belt quick-changing device, the pressing device is fixed in the middle of the frame, and is positioned on the upper part of the abrasive belt between the self-correcting driving device and the abrasive belt quick-changing device, the pressing device comprises a pressurizing cylinder, two pressing wheels, a rotating shaft, a balancing stand and a connecting stand, the shapes of the two pressing wheels are matched with the shape of the steel rail, a vulcanized layer is arranged outside the pressing wheels, two end faces of the two pressing wheels are connected with a balance frame through a rotating shaft, the middle parts of the upper parts of the two balance frames are fixedly provided with a connecting frame, the telescopic end of the pressurizing air cylinder is fixed on the connecting frame, and the fixed seat of the pressurizing air cylinder is fixedly connected with the frame; the utility model provides a polish inefficiency, polish and fall the area and polish back bits material polluted environment's problem.
Description
Technical Field
The utility model belongs to the technical field of the track maintenance technique and specifically relates to a self-correcting abrasive band rail dolly of polishing is related to.
Background
It is known that rail milling and grinding lathes are mainly used for grinding the rails of railway rails, so as to maintain the rails with ideal profile and surface quality, and thus to make the running of the lathes smoother. At present, when a grinding system of most of steel rail milling and grinding vehicles is used for grinding, the grinding system is driven to move through a vehicle body so that a grinding surface is in friction with a steel rail surface, the vehicle body is generally required to walk back and forth, so that the grinding efficiency is low, and the problem that the profile of the section of a steel rail is not standard due to the traditional grinding wheel type multi-curve fitting grinding is solved. In addition, after the milling and grinding vehicle in the prior art is used for grinding, the belt is easy to fall off, and scraps are blown to four positions, so that the scraps are stained on the vehicle body and on a track, and the cleanliness of the track and the running of a locomotive are greatly influenced.
Disclosure of Invention
In order to overcome not enough in the background art, the utility model discloses a self-correcting abrasive band rail dolly of polishing.
In order to realize the purpose, the utility model adopts the following technical scheme:
a self-correcting abrasive belt steel rail grinding trolley comprises a frame, a pressing device and a self-correcting driving device, wherein the self-correcting driving device is arranged at the lower part of one side of the frame, the abrasive belt quick-changing device is arranged at the lower part of the other side of the frame, an abrasive belt is connected between the self-correcting driving device and the abrasive belt quick-changing device, the pressing device is fixed in the middle of the frame, and is positioned on the upper part of the abrasive belt between the self-correcting driving device and the abrasive belt quick-changing device, the pressing device comprises a pressurizing cylinder, two pressing wheels, a rotating shaft, a balancing stand and a connecting stand, the shapes of the two pressing wheels are matched with the shape of the steel rail, and the outer surfaces of the pinch rollers are provided with vulcanized layers, the two end surfaces of the two pinch rollers are connected with a balancing stand through rotating shafts, the middle parts of the upper parts of the two balancing frames are fixedly provided with connecting frames, the telescopic ends of the pressurizing cylinders are fixed on the connecting frames, and the fixed seats of the pressurizing cylinders are fixedly connected with the frames;
the self-correcting driving devices are respectively fixed on the left side and the right side of the frame, any one of the self-correcting driving devices comprises a main driving wheel and a driving motor, the driving motor is installed on the lower portion of the frame through a motor base, a motor fan cover is installed on the rear portion of the driving motor, the output end of the driving motor is fixedly connected with the main driving wheel, the outer circle of the main driving wheel is in a drum shape, the diameter of the drum shape gradually decreases from the middle portion to the two ends, and the main driving wheel;
the abrasive belt quick-change devices are provided with two groups and are respectively fixed on the left side and the right side of the frame, any one abrasive belt quick-change device comprises a driven wheel, a moving frame, a fixed frame, a front-back guide rail combination and a cylinder, the driven wheel is the same as the main driving wheel in appearance, the materials are rubber wheels, the fixed frame is fixed on the frame, the cylinder is fixed on the outer side of the fixed frame, the guide rails of the front-back guide rail combination are respectively fixed on two sides of the lower part of the fixed frame, the telescopic end of the cylinder is fixed on a connecting frame at the lower part of the fixed frame, a slide block of the front-back guide rail combination is fixed with the connecting frame, the moving frame is fixedly connected with the outer side surface of the connecting frame, the moving frame is in a U shape which the moving frame is horizontally placed, the driven wheel is arranged, axial adjusting screw rods are arranged in the screw holes in the middle of the connecting block and in the screw holes at the end part of the wheel shaft of the driven wheel in a penetrating manner.
The self-correcting abrasive belt steel rail polishing trolley is characterized in that the outer end parts of the two rotating shafts are respectively provided with a rotating shaft fixing block.
The self-correcting abrasive belt steel rail grinding trolley further comprises a traction mechanism and a scrap collecting device, wherein one end of the traction mechanism is fixed with a frame of the steel rail washing and grinding trolley, and the other end of the traction mechanism is fixed with the frame; the chip collecting device is arranged outside the self-correcting driving device.
The self-correcting abrasive belt steel rail grinding trolley further comprises guide mechanisms arranged at two ends of the frame, each guide mechanism comprises a walking wheel and a support frame, the walking wheels are mounted on the lower portion of the support frame, the support frames are fixedly connected with the frame, and the guide mechanisms are used for supporting the steel rail grinding trolley and driving the steel rail grinding trolley to walk along a steel rail track.
The self-correcting abrasive belt steel rail polishing trolley is characterized in that an open fire dust protective cover is arranged at the lower part of a frame.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
1. self-correcting abrasive band rail dolly of polishing, polish to the rail through the abrasive band, when present abrasive band polishing surface passivation and can't continue to polish, change the abrasive band through abrasive band quick change device back-and-forth movement, during polishing, contact abrasive band and rail medial surface, rail upper flat surface by abrasive band closing device drive pinch roller, when polishing, can in time collect the bits material that produces after polishing through album bits device simultaneously.
2. The abrasive belt is rotated at a high speed through the abrasive belt self-correction driving device, the main driving wheel is designed to be made of rubber and is drum-shaped, the rubber can absorb polishing vibration, the drum-shaped automatic correction eccentricity is realized, and the rapid polishing is realized, wherein the appearance of two pressing wheels 9 in the pressing device is matched with the appearance of the steel rail, so that the full contact between the polishing surface of the abrasive belt and the upper surface and the side surface of the steel rail can be ensured, the polishing effect is ensured, and the open fire dust protective cover is arranged, so that dust and sparks can be avoided, and the cleanness of; meanwhile, the device can be matched with a steel rail milling device for use; the utility model discloses effectively solved the inefficiency of polishing, polished and fallen the area and polished back bits material polluted environment's problem.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the compressing device of the present invention;
fig. 3 is a schematic structural diagram of the self-correcting driving device of the present invention;
fig. 4 is a schematic structural view of the abrasive belt quick-change device of the present invention;
in the figure: 1. a guide mechanism; 2. a frame; 3. a traction mechanism; 4. a quick abrasive belt changing device; 5. a pressing device; 6. an abrasive belt; 7. a self-correcting drive device; 8. a chip collecting device; 9. a pinch roller; 10. a rotating shaft; 11. a balancing stand; 12. a connecting frame; 13. a rotating shaft fixing block; 14. a main drive wheel; 16. A drive motor; 17. a motor base; 18. a motor fan housing; 19. a fixed mount; 20. a front guide rail and a rear guide rail are combined; 21. a cylinder; 22. a movable frame; 23. a driven wheel; 24. an opening; 25. a wheel axle; 26. connecting blocks; 27. adjusting a lead screw; 28. and a connecting frame.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
The self-correcting abrasive belt steel rail grinding trolley described in the attached figures 1-4 comprises a frame 2, a pressing device 5 and a self-correcting driving device 7, wherein the self-correcting driving device 7 is arranged on the lower portion of one side of the frame 2, the abrasive belt quick-change device 4 is arranged on the lower portion of the other side of the frame 2, an abrasive belt 6 is connected between the self-correcting driving device 7 and the abrasive belt quick-change device 4, the pressing device 5 is fixed in the middle of the frame 2 and is positioned on the upper portion of the abrasive belt 6 between the self-correcting driving device 7 and the abrasive belt quick-change device 4, the pressing device 5 comprises a pressurizing cylinder, two pressing wheels 9, a rotating shaft 10, a balance frame 11 and a connecting frame 12, the appearances of the two pressing wheels 9 are matched with the appearances of the steel rails, a vulcanized layer is arranged outside the pressing wheels 9, the balance frame 11 is connected between the two end surfaces, the telescopic end of the pressurizing cylinder is fixed on the connecting frame 12, and the fixed seat of the pressurizing cylinder is fixedly connected with the frame 2;
the two self-correcting driving devices 7 are respectively fixed on the left side and the right side of the frame 2, any one self-correcting driving device 7 comprises a main driving wheel 14 and a driving motor 16, the driving motor 16 is installed on the lower portion of the frame 2 through a motor base 17, a motor fan cover 18 is installed on the rear portion of the driving motor 16, the output end of the driving motor is fixedly connected with the main driving wheel 14, the outer circle surface of the main driving wheel 14 is in a drum shape, the diameter of the drum shape is gradually reduced from the middle portion to the two ends, and the main driving wheel;
two groups of abrasive belt quick-change devices 4 are arranged and respectively fixed on the left side and the right side of a frame 2, any one of the abrasive belt quick-change devices 4 comprises a driven wheel 23, a moving frame 22, a fixed frame 19, a front-back guide rail combination 20 and a cylinder 21, the driven wheel 23 is the same as the main driving wheel 14 in appearance and is made of rubber wheels, the fixed frame 19 is fixed on the frame 2, the cylinder 21 is fixed on the outer side of the fixed frame 19, the guide rails of the front-back guide rail combination 20 are respectively fixed on two sides of the lower part of the fixed frame 19, the telescopic end of the cylinder 21 is fixed on a connecting frame 28 on the lower part of the fixed frame 19, a slide block of the front-back guide rail combination 20 is fixed with the connecting frame, the moving frame 22 is fixedly connected with the outer side surface of the connecting frame, the moving frame 22 is horizontally placed in a U shape, the driven wheel 23, the middle parts of the outer parts of the two arms of the moving frame 22 are provided with convex connecting blocks 26, and axial adjusting screw rods 27 are arranged in screw holes in the middle parts of the connecting blocks 26 and in screw holes at the end parts of the wheel shafts 25 of the driven wheels 23 in a penetrating manner.
The self-correcting abrasive belt steel rail polishing trolley is characterized in that the outer end parts of two rotating shafts 10 are respectively provided with a rotating shaft fixing block 13.
The self-correcting abrasive belt steel rail grinding trolley further comprises a traction mechanism 3 and a scrap collecting device 8, wherein one end of the traction mechanism 3 is fixed with a frame of the steel rail washing and grinding trolley, and the other end of the traction mechanism 3 is fixed with the frame 2; the chip collecting device 8 is mounted outside the self-aligning drive 7.
Self-correcting abrasive band rail dolly of polishing still including setting up guiding mechanism 1 at 2 both ends of frame, guiding mechanism 1 includes walking wheel and support frame, and the walking wheel is installed in the lower part of support frame, support frame and 2 fixed connection of frame, guiding mechanism 1 is used for supporting rail dolly of polishing and drives rail dolly of polishing and follow rail track walking.
The self-correcting abrasive belt steel rail polishing trolley is characterized in that an open fire dust protective cover 8 is arranged at the lower part of the frame 2.
When the self-correcting abrasive belt steel rail grinding trolley of the utility model is in operation, the driving motor 16 drives the main driving wheel 14 to rotate to drive the driven wheel 23 and the abrasive belt 6 to rotate, and the piston end of the pressurizing cylinder is ejected out, so as to apply force to the connecting frame 12 and drive the two pressing wheels 9 to descend, so that the abrasive belt 6 is pressed on the top surface and the side surface of the steel rail, and the grinding operation is carried out on the top surface and the side surface of the steel rail; the shape of the pinch roller 9 is according to the shape of a standard rail, the inner side is closed, the outer side is open, and the whole pinch roller is wider than the rail, so that the efficiency and the precision are improved; the abrasive belt quick-change device 4 realizes the replacement of the abrasive belt 6 through the control of the cylinder 21, the telescopic end of the cylinder 21 is shortened, the moving frame 22 of the driven wheel 23 moves towards the main driving wheel 14 through the front and rear guide rail combination 20, the center distance of the two wheels is reduced, the abrasive belt 6 is loosened, after the abrasive belt 6 is replaced, the telescopic end of the cylinder 21 extends out, the center distance of the two wheels is increased, the abrasive belt 6 is automatically tensioned, and the tension degree of the abrasive belt 6 is easily controlled through the adjustment of the pressure of the cylinder 21; and the main driving wheel 14 and the driven wheel 23 both adopt drum-shaped structures with small diameters at two ends and large diameter in the middle, so that the abrasive belt 6 can automatically move towards the centers of the main driving wheel 14 and the driven wheel 23 during rotation, and the occurrence of the hanging belt condition is avoided.
The chip collecting device 8 comprises a suction fan and a chip collecting groove, the chip collecting groove is arranged at the chip discharging end of the self-correcting driving device 7, the chip collecting groove extends to the lower portion of the main driving wheel 14 and is used for cleaning the milled steel rail and collecting abrasive chips, and an abrasive chip filtering net is arranged in the chip collecting groove to prevent high temperature and large abrasive chips from damaging the suction fan.
Be equipped with naked light dust protection casing 8 in the lower part of frame 2, block the dust diffusion, conveniently collect bits device and collect, the device's wind channel adopts the vortex that circles round to cool down, deposits the abrasive dust, and many grid networks filter the dust, can guarantee the grinding and collect the effect, avoid simultaneously because the high temperature abrasive dust of high-speed grinding to recovery unit's damage. The chip collecting device 8 is combined with the open fire dust protective cover 8 for use, so that the abrasive dust collecting effect can be improved; the open fire dust protection device is mainly used for preventing fire and dust and simultaneously assisting in improving the scrap collecting effect.
The guide mechanism 1 comprises a walking wheel and a support frame, the walking wheel is installed on the lower portion of the support frame, the support frame is fixedly connected with the frame 2, and the guide mechanism 1 is used for supporting the steel rail polishing trolley and driving the steel rail polishing trolley to travel along a steel rail track. The walking wheels are in contact with the steel rail track, and the guide mechanism plays a role in supporting the whole steel rail polishing trolley to run in the operation process.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (5)
1. The utility model provides a self-calibration abrasive band rail dolly of polishing, includes frame, closing device and self-calibration drive arrangement, characterized by: the automatic correction device is arranged on the lower portion of one side of the frame, the abrasive belt quick-change device is arranged on the lower portion of the other side of the frame, an abrasive belt is connected between the automatic correction device and the abrasive belt quick-change device, the pressing device is fixed in the middle of the frame and located on the upper portion of the abrasive belt between the automatic correction device and the abrasive belt quick-change device, the pressing device comprises a pressurizing air cylinder, two pressing wheels, a rotating shaft, a balance frame and a connecting frame, the appearances of the two pressing wheels are matched with the appearances of steel rails, a vulcanized layer is arranged outside the pressing wheels, the balance frame is connected between two end faces of the two pressing wheels through the rotating shaft, the connecting frame is fixed in the middle of the upper portions of the two balance frames, the telescopic end of the pressurizing;
the self-correcting driving devices are respectively fixed on the left side and the right side of the frame, any one of the self-correcting driving devices comprises a main driving wheel and a driving motor, the driving motor is installed on the lower portion of the frame through a motor base, a motor fan cover is installed on the rear portion of the driving motor, the output end of the driving motor is fixedly connected with the main driving wheel, the outer circle of the main driving wheel is in a drum shape, the diameter of the drum shape gradually decreases from the middle portion to the two ends, and the main driving wheel;
the abrasive belt quick-change devices are provided with two groups and are respectively fixed on the left side and the right side of the frame, any one abrasive belt quick-change device comprises a driven wheel, a moving frame, a fixed frame, a front-back guide rail combination and a cylinder, the driven wheel is the same as the main driving wheel in appearance, the materials are rubber wheels, the fixed frame is fixed on the frame, the cylinder is fixed on the outer side of the fixed frame, the guide rails of the front-back guide rail combination are respectively fixed on two sides of the lower part of the fixed frame, the telescopic end of the cylinder is fixed on a connecting frame at the lower part of the fixed frame, a slide block of the front-back guide rail combination is fixed with the connecting frame, the moving frame is fixedly connected with the outer side surface of the connecting frame, the moving frame is in a U shape which the moving frame is horizontally placed, the driven wheel is arranged, axial adjusting screw rods are arranged in the screw holes in the middle of the connecting block and in the screw holes at the end part of the wheel shaft of the driven wheel in a penetrating manner.
2. A self-correcting abrasive belt steel rail grinding cart according to claim 1, characterized in that: the outer end parts of the two rotating shafts are provided with rotating shaft fixing blocks.
3. A self-correcting abrasive belt steel rail grinding cart according to claim 1, characterized in that: the device also comprises a traction mechanism and a scrap collecting device, wherein one end of the traction mechanism is fixed with the frame of the steel rail washing and grinding vehicle, and the other end of the traction mechanism is fixed with the frame; the chip collecting device is arranged outside the self-correcting driving device.
4. A self-correcting abrasive belt steel rail grinding cart according to claim 1, characterized in that: the steel rail grinding trolley is characterized by further comprising guide mechanisms arranged at two ends of the frame, each guide mechanism comprises a walking wheel and a support frame, the walking wheels are installed on the lower portion of the support frame, the support frame is fixedly connected with the frame, and the guide mechanisms are used for supporting the steel rail grinding trolley and driving the steel rail grinding trolley to walk along a steel rail track.
5. A self-correcting abrasive belt steel rail grinding cart according to claim 1, characterized in that: the lower part of the frame is provided with an open fire dust shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021679609.3U CN212983494U (en) | 2020-08-13 | 2020-08-13 | Self-correcting abrasive belt steel rail grinding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021679609.3U CN212983494U (en) | 2020-08-13 | 2020-08-13 | Self-correcting abrasive belt steel rail grinding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212983494U true CN212983494U (en) | 2021-04-16 |
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ID=75433702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021679609.3U Active CN212983494U (en) | 2020-08-13 | 2020-08-13 | Self-correcting abrasive belt steel rail grinding trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212983494U (en) |
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2020
- 2020-08-13 CN CN202021679609.3U patent/CN212983494U/en active Active
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