CN111172828A - Copying grinding machine for steel rail - Google Patents
Copying grinding machine for steel rail Download PDFInfo
- Publication number
- CN111172828A CN111172828A CN202010091829.2A CN202010091829A CN111172828A CN 111172828 A CN111172828 A CN 111172828A CN 202010091829 A CN202010091829 A CN 202010091829A CN 111172828 A CN111172828 A CN 111172828A
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- wheel
- steel rail
- supporting
- swing arms
- grinding
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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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- 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)
Abstract
The invention discloses a profiling grinding machine for steel rails, and belongs to the technical field of grinding equipment. The profiling sander for the steel rail comprises a support frame, a sanding mechanism and a guide mechanism, wherein a lithium battery is arranged on the support frame and used as a power supply; the grinding mechanism comprises a grinding wheel rotatably arranged at the bottom of the support frame; the guide mechanism comprises two guide wheels; the profiling sander for the steel rail further comprises a feed adjusting mechanism, the feed adjusting mechanism is used for adjusting the feed amount of the grinding wheel, and the parallelism of the profiling sander for the steel rail in sanding the steel rail can be adjusted. The profiling sander for the steel rail can change the feeding amount when the steel rail is sanded so as to meet the requirements of different sanding accuracies, can change the parallelism of sanding the steel rail when the feeding amount is changed, can realize 2 functions in one operation, simplifies the operation and is convenient to use.
Description
Technical Field
The invention relates to the technical field of grinding equipment, in particular to a profiling grinding machine for steel rails.
Background
In the steel rail laying and steel rail replacement construction of a seamless rail, the steel rail needs to be welded on site, in order to remove metal materials such as soldering tin and the like of products in the steel rail welding process and eliminate rail line abrasion diseases, the side part and the top part of the rail are usually required to be subjected to copying polishing so as to recover the outline dimension of the steel rail and prevent traffic accidents.
When the feed amount of polishing needs to be changed, the conventional profiling polisher is inconvenient to operate, the distance between the two guide wheels is fixed, and the parallelism of a polished steel rail cannot be adjusted.
Disclosure of Invention
The invention aims to provide a profiling sander for a steel rail, which solves the problems that the operation is inconvenient when the feed amount of sanding needs to be changed, the distance between two guide wheels is fixed, and the parallelism of the sanded steel rail cannot be adjusted in the conventional profiling sander.
In order to solve the above technical problems, the present invention provides a copying grinder for a steel rail, comprising:
the support frame is provided with a lithium battery and is used as a power supply;
the grinding mechanism comprises a grinding wheel rotatably arranged at the bottom of the support frame;
the guide mechanism comprises two guide wheels; the profiling sander for the steel rail further comprises a feed adjusting mechanism, the feed adjusting mechanism is used for adjusting the feed amount of the grinding wheel, and the parallelism of the profiling sander for the steel rail in sanding the steel rail can be adjusted.
Optionally, the feed adjustment mechanism comprises:
the two supporting swing arms are respectively arranged at two ends of the supporting frame, the top ends of the supporting swing arms are hinged with the supporting frame, and the two guide wheels are respectively and rotatably arranged at the bottoms of the two supporting swing arms;
the first driving mechanism is used for driving the two supporting swing arms to rotate around the hinged parts of the two supporting swing arms and the two ends of the supporting frame;
when the supporting swing arm rotates around the hinged position of the supporting arm and the supporting frame, the supporting frame drives the grinding wheel to ascend or descend, so that the feeding amount is adjusted; meanwhile, the distance between the two guide wheels at the bottoms of the two supporting swing arms is changed, so that the parallelism of the profiling grinding machine for the steel rail on the steel rail is adjusted.
Optionally, the outer side movable sleeve of emery wheel is equipped with the safety cover, the both sides outer wall of safety cover all through connecting rod and both sides support the swing arm and connect.
Optionally, the first driving mechanism comprises:
the screw rod transmission mechanism comprises a screw rod, a first sleeve nut and a second sleeve nut, the screw rod is rotatably connected to the bottom of the support frame, the outer surfaces of two sides of the screw rod are respectively provided with a first thread and a second thread with opposite rotation directions, and the first sleeve nut and the second sleeve nut are respectively sleeved on the outer surfaces of two sides of the screw rod and are respectively connected with the first thread and the second thread;
the second driving mechanism is arranged on the support frame and drives the screw rod to rotate;
the first sleeve nut and the second sleeve nut are connected with the supporting swing arms on two sides through connecting portions respectively.
Optionally, the connecting portion include the rocking arm and along horizontal movable sleeve establish the sleeve of rocking arm one end, the other end of rocking arm with it is articulated to support the swing arm, the sleeve with correspond first sleeve nut or second sleeve nut fixed connection.
Optionally, the second driving mechanism comprises:
the supporting seat is fixedly arranged on the supporting frame;
the driving assembly is arranged on the supporting seat;
the chain transmission assembly comprises an input chain wheel and an output chain wheel which are driven by a chain, and the input chain wheel and the output chain wheel are rotationally arranged on the supporting seat; the input shaft of the input chain wheel is fixedly connected with the output shaft of the driving assembly, and the output shaft of the output chain wheel is fixedly connected with the screw rod.
Optionally, the guide mechanism further includes two sets of protection wheel sets respectively disposed at the bottom ends of the two support swing arms, and each protection wheel set includes a first protection wheel and a second protection wheel rotatably connected to two sides of the support swing arm; the first protection wheel and the second protection wheel are two cylindrical wheels with different lengths, and the axial directions of the first protection wheel and the second protection wheel are all along the vertical direction.
Optionally, the height of first protection wheel is greater than the height of second protection wheel, just the generating line of first protection wheel is the concave arc line to the inboard, the generating line of second protection wheel is the arc line to the evagination.
Optionally, the grinding mechanism further comprises:
the transmission case is fixedly arranged at the top of the support frame;
the belt transmission assembly is arranged in the transmission case;
the motor is fixed at the top of the transmission case;
the motor drives the grinding wheel to rotate through the belt transmission assembly, and the outer surface of the steel rail is ground.
Optionally, fixedly connected with handrail frame is still gone up at the top of support frame, be equipped with electronic hand wheel and controller on the handrail frame, be equipped with emergency stop button on the electronic hand wheel, be equipped with on the controller and open button and stop button, the lithium cell the motor electronic hand wheel emergency stop button open the button with stop button all with the controller electricity is connected.
The invention provides a profiling sander for a steel rail, which comprises a support frame, a sanding mechanism and a guide mechanism, wherein a lithium battery is arranged on the support frame and used as a power supply; the grinding mechanism comprises a grinding wheel rotatably arranged at the bottom of the support frame; the guide mechanism comprises two guide wheels; the profiling sander for the steel rail further comprises a feed adjusting mechanism, the feed adjusting mechanism is used for adjusting the feed amount of the grinding wheel, and the parallelism of the profiling sander for the steel rail in sanding the steel rail can be adjusted. The profile modeling polisher for the rail can change the feed amount when polishing the rail to satisfy the requirement of different precision of polishing, and when changing the feed amount, can change the depth of parallelism of polishing the rail, one-time operation can realize 2 kinds of functions, has simplified the operation, facilitates the use.
Drawings
FIG. 1 is a schematic structural view of a profile grinding machine for a steel rail provided by the present invention;
FIG. 2 is a schematic view showing the working state of the copying grinder for a steel rail according to the present invention.
Detailed Description
The following provides a further detailed description of a profiling sander for a rail according to the present invention with reference to the accompanying drawings and specific embodiments. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
Example one
The invention provides a profile grinding machine for steel rails, which is structurally shown in figures 1 and 2. The polishing device comprises a support frame 1, a polishing mechanism and a guide mechanism, wherein a lithium battery 19 is arranged on the support frame 1 and used as a power supply; the grinding mechanism comprises a grinding wheel 10 which is rotatably arranged at the bottom of the support frame 1; the guide mechanism comprises two guide wheels 20; the profiling sander for the steel rail further comprises a feed adjusting mechanism, the feed adjusting mechanism is used for adjusting the feed amount of the grinding wheel 10, and the parallelism of the profiling sander for the steel rail to sand the steel rail 100 can be adjusted.
Specifically, the feeding adjusting mechanism comprises two supporting swing arms 11 and a first driving mechanism, the two supporting swing arms 11 are respectively arranged at two ends of the supporting frame 1, the top ends of the supporting swing arms 11 are hinged with the supporting frame 1, and the two guide wheels 20 are respectively rotatably arranged at the bottoms of the two supporting swing arms 11; the first driving mechanism is used for driving the two supporting swing arms 11 to rotate around the hinged positions of the two supporting swing arms and the two ends of the supporting frame 1; when the supporting swing arm 11 rotates around the hinged position of the supporting arm and the supporting frame 1, the supporting frame 1 drives the grinding wheel 10 to ascend or descend, so that the feeding amount is adjusted; meanwhile, the distance between the two guide wheels 20 at the bottoms of the two supporting swing arms 11 is changed, so that the parallelism of the grinding of the steel rail 100 by the copying grinder for the steel rail is adjusted.
The outer side of the grinding wheel 10 is movably sleeved with a protective cover 37, and the outer walls of two sides of the protective cover 37 are connected with the supporting swing arms 11 of two sides through connecting rods 38. Preferably, the two ends of the connecting rod 38 are respectively hinged with the protective cover 37 and the supporting swing arm 11.
The first driving mechanism comprises a screw rod transmission mechanism and a second driving mechanism, the screw rod transmission mechanism comprises a screw rod 12, a first sleeve nut 13 and a second sleeve nut 14, the screw rod 12 is rotatably connected to the bottom of the support frame 1, the outer surfaces of two sides of the screw rod 12 are respectively provided with a first thread and a second thread with opposite rotation directions, and the first sleeve nut 13 and the second sleeve nut 14 are respectively sleeved on the outer surfaces of two sides of the screw rod 12 and are respectively connected with the first thread and the second thread; the second driving mechanism is arranged on the support frame 1 and drives the screw rod 12 to rotate; the first sleeve nut 13 and the second sleeve nut 14 are respectively connected with the supporting swing arms 11 on two sides through connecting parts 15.
The connecting portion 15 comprises a rocker arm 150 and a sleeve 151 which is sleeved at one end of the rocker arm 150 along the transverse direction, the other end of the rocker arm 150 is hinged to the supporting swing arm 11, and the sleeve 151 corresponds to the first sleeve nut 13 or the second sleeve nut 14 in fixed connection.
The second driving mechanism comprises a supporting seat 16, a driving assembly 160 and a chain transmission assembly, wherein the supporting seat 16 is fixedly arranged on the supporting frame 1; the driving assembly 160 is mounted on the support base 16; the chain transmission assembly comprises an input chain wheel 17 and an output chain wheel 18 which are driven by a chain, and the input chain wheel 17 and the output chain wheel 18 are both rotationally arranged on the supporting seat 16; the input shaft of the input chain wheel 17 is fixedly connected with the output shaft of the driving assembly 160, and the output shaft of the output chain wheel 18 is fixedly connected with the screw rod 12. The driving assembly 160 may be a motor or a hand wheel, and in the first embodiment, the driving assembly 160 is driven by a motor.
The guide mechanism further comprises two groups of protection wheel sets 2 which are respectively arranged at the bottom ends of the two supporting swing arms 11, and each protection wheel set 2 comprises a first protection wheel 21 and a second protection wheel 22 which are rotatably connected to two sides of each supporting swing arm 11; the first protection wheel 21 and the second protection wheel 22 are two cylindrical wheels with different lengths, and the axial directions of the first protection wheel 21 and the second protection wheel 22 are both along the vertical direction. The height of first protection wheel 21 is greater than the height of second protection wheel 22, just the generating line of first protection wheel 21 is concave to the pitch arc (not shown in the figure) of inboard, the generating line of second protection wheel 22 is the pitch arc of evagination.
The polishing mechanism further comprises a transmission case 30, a belt transmission assembly and a motor 31, wherein the transmission case 30 is fixedly arranged at the top of the support frame 1; the belt transmission assembly is arranged in the transmission case; the motor 31 is fixed on the top of the transmission case 30; the motor 31 drives the grinding wheel 10 to rotate through the belt transmission assembly, and the outer surface of the steel rail 100 is ground.
Still fixedly connected with handrail frame 32 at the top of support frame 1, be equipped with electronic hand wheel 33 and controller 39 on the handrail frame 32, be equipped with emergency stop button 36 on the electronic hand wheel 33, be equipped with on the controller 39 and open button 34 and stop button 35, lithium cell 19 motor 31 electronic hand wheel 33 emergency stop button 36 open button 34 with stop button 35 all with the controller 39 electricity is connected. When the drive assembly 160 is motor driven, the controller 39 is electrically connected to the motor to control the speed and direction of rotation of the motor.
When the rail grinding machine is used, the opening button 34 is pressed, the electronic hand wheel 33 is operated, the motor 31 works, the motor 31 drives the grinding wheel 10 to rotate through the belt transmission component, the outer surface of the steel rail 100 is ground, the rotating speed of the motor 31 can be changed by adjusting the electronic hand wheel 33, the grinding speed of the grinding wheel 10 on the steel rail 100 is adjusted, and when an emergency occurs, the motor 31 can be closed by pressing the emergency stop button 36. When the feeding amount of the grinding wheel 10 needs to be increased or the parallelism of the grinding of the rail 100 needs to be reduced during the grinding of the rail, the driving assembly 160 (i.e. the motor) is started, the driving assembly 160 drives the screw rod 12 to rotate through the chain transmission assembly, because the first sleeve nut 13 and the second sleeve nut 14 are connected with the screw rod 12 through the first thread and the second thread, respectively, the first sleeve nut 13 and the second sleeve nut 14 both move outwards and push the sleeve 151, so that the rocker arm 150 rotates relative to the hinge joint of the rocker arm 11, because the sleeve 151 is fixedly connected with the corresponding first sleeve nut 13 or the corresponding second sleeve nut 14, and the screw rod 12 is rotatably connected to the bottom of the support frame 1, the height of the sleeve 151 is constant, so that during the rotation of the rocker arm 150, the two supporting swing arms 11 are lifted, and because the top ends of the supporting swing arms 11 are hinged to the supporting frame 1, the supporting swing arms 11 rotate around the hinged positions and retract inwards, so that the distance between the two supporting swing arms 11 is reduced, and the parallelism of grinding the steel rail 100 is changed; during the period, since the protective cover 37 is connected with the supporting swing arm 11 through the connecting rod 38, during the lifting process of the supporting swing arm 11, the supporting swing arm 11 drives the protective cover 37 to lift through the connecting rod 38, so that the bottom of the grinding wheel 10 protrudes out of the protective cover 37 to adapt to the change of the feeding amount of the grinding wheel 10. Similarly, when the feed amount of the grinding wheel 10 is to be reduced or the parallelism of the grinding of the rail 100 is to be increased, the electronic handwheel 33 is operated to reverse the driving assembly 160.
The profiling sander for the steel rail can change the feeding amount when the steel rail is sanded so as to meet the requirements of different sanding accuracies, can change the parallelism of sanding the steel rail when the feeding amount is changed, can realize 2 functions in one operation, simplifies the operation and is convenient to use.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.
Claims (10)
1. A profile grinding machine for steel rails, comprising:
the device comprises a support frame (1), wherein a lithium battery (19) is arranged on the support frame (1) and is used as a power supply;
the grinding mechanism comprises a grinding wheel (10) rotatably arranged at the bottom of the support frame (1);
a guide mechanism comprising two guide wheels (20); the steel rail profile grinding machine is characterized by further comprising a feed adjusting mechanism, wherein the feed adjusting mechanism is used for adjusting the feed amount of the grinding wheel (10) and adjusting the parallelism of the steel rail profile grinding machine for grinding a steel rail (100).
2. A profiling sander for a steel rail as set forth in claim 1, wherein said feed adjustment mechanism comprises:
the two supporting swing arms (11) are respectively arranged at two ends of the supporting frame (1), the top ends of the supporting swing arms (11) are hinged with the supporting frame (1), and the two guide wheels (20) are respectively and rotatably arranged at the bottoms of the two supporting swing arms (11);
the first driving mechanism is used for driving the two supporting swing arms (11) to rotate around the hinged positions of the two supporting swing arms and the two ends of the supporting frame (1);
when the supporting swing arm (11) rotates around the hinged position of the supporting swing arm and the supporting frame (1), the supporting frame (1) drives the grinding wheel (10) to ascend or descend, and therefore the feeding amount is adjusted; meanwhile, the distance between the two guide wheels (20) at the bottoms of the two supporting swing arms (11) is changed, so that the parallelism of the profiling grinding machine for the steel rail to the steel rail (100) is adjusted.
3. A profile grinding machine for steel rails according to claim 2, characterized in that a protective cover (37) is movably sleeved on the outer side of the grinding wheel (10), and the outer walls of the two sides of the protective cover (37) are connected with the supporting swing arms (11) of the two sides through connecting rods (38).
4. A profiling sander for a steel rail as set forth in claim 2, wherein said first drive mechanism comprises:
the screw rod transmission mechanism comprises a screw rod (12), a first sleeve nut (13) and a second sleeve nut (14), the screw rod (12) is rotatably connected to the bottom of the support frame (1), the outer surfaces of two sides of the screw rod (12) are respectively provided with a first thread and a second thread with opposite rotation directions, and the first sleeve nut (13) and the second sleeve nut (14) are respectively sleeved on the outer surfaces of two sides of the screw rod (12) and are respectively connected with the first thread and the second thread;
the second driving mechanism is arranged on the support frame (1) and drives the screw rod (12) to rotate;
the first sleeve nut (13) and the second sleeve nut (14) are respectively connected with the supporting swing arms (11) on two sides through connecting parts (15).
5. A profiling grinder for steel rails according to claim 4, characterized in that said connection portion (15) comprises a rocker arm (150) and a sleeve (151) fitted over one end of said rocker arm (150) in a laterally movable manner, the other end of said rocker arm (150) being hinged to said supporting swing arm (11), said sleeve (151) being fixedly connected to the corresponding first sleeve nut (13) or second sleeve nut (14).
6. The profiling sander for a steel rail as set forth in claim 4, wherein the second drive mechanism comprises:
the supporting seat (16) is fixedly arranged on the supporting frame (1);
a drive assembly (160) mounted on the support base (16);
the chain transmission assembly comprises an input chain wheel (17) and an output chain wheel (18) which are driven by a chain, and the input chain wheel (17) and the output chain wheel (18) are both rotationally arranged on the supporting seat (16); the input shaft of the input chain wheel (17) is fixedly connected with the output shaft of the driving assembly (160), and the output shaft of the output chain wheel (18) is fixedly connected with the screw rod (12).
7. A profile grinding machine for steel rails according to claim 2, characterized in that said guiding mechanism further comprises two sets of protection wheel sets (2) respectively disposed at the bottom ends of two said supporting swing arms (11), said protection wheel sets (2) comprise a first protection wheel (21) and a second protection wheel (22) rotatably connected to both sides of said supporting swing arms (11); the first protection wheel (21) and the second protection wheel (22) are two cylindrical wheels with different lengths, and the axial directions of the first protection wheel (21) and the second protection wheel (22) are vertical.
8. A profiling grinder for steel rails according to claim 7, characterized in that the height of said first guard wheel (21) is greater than the height of said second guard wheel (22), and the generatrix of said first guard wheel (21) is concave to the inside and the generatrix of said second guard wheel (22) is convex to the outside.
9. A profiling sander for a steel rail as set forth in claim 1, wherein said sanding mechanism further comprises:
the transmission case (30) is fixedly arranged at the top of the support frame (1);
a belt drive assembly disposed within the drive housing (30);
the motor (31) is fixed at the top of the transmission case (30);
the motor (31) drives the grinding wheel (10) to rotate through the belt transmission assembly, and the outer surface of the steel rail (100) is ground.
10. The profiling sander for the steel rail according to claim 9, wherein the top of the support frame (1) is further fixedly connected with a handrail frame (32), an electronic hand wheel (33) and a controller (39) are arranged on the handrail frame (32), an emergency stop button (36) is arranged on the electronic hand wheel (33), an opening button (34) and a stop button (35) are arranged on the controller (39), and the lithium battery (19), the motor (31), the electronic hand wheel (33), the emergency stop button (36), the opening button (34) and the stop button (35) are electrically connected with the controller (39).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010091829.2A CN111172828A (en) | 2020-02-13 | 2020-02-13 | Copying grinding machine for steel rail |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010091829.2A CN111172828A (en) | 2020-02-13 | 2020-02-13 | Copying grinding machine for steel rail |
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CN111172828A true CN111172828A (en) | 2020-05-19 |
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CN202010091829.2A Pending CN111172828A (en) | 2020-02-13 | 2020-02-13 | Copying grinding machine for steel rail |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112453904A (en) * | 2020-11-11 | 2021-03-09 | 中国铁建重工集团股份有限公司 | Drilling equipment of self-adaptation section of track tablet |
CN114753197A (en) * | 2022-04-06 | 2022-07-15 | 苏州睿友智能装备有限公司 | Rail corrugation polisher |
CN114769650A (en) * | 2022-02-28 | 2022-07-22 | 中国铁建重工集团股份有限公司 | Automatic drilling device for magnetic suspension track panel induction plate |
-
2020
- 2020-02-13 CN CN202010091829.2A patent/CN111172828A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112453904A (en) * | 2020-11-11 | 2021-03-09 | 中国铁建重工集团股份有限公司 | Drilling equipment of self-adaptation section of track tablet |
CN114769650A (en) * | 2022-02-28 | 2022-07-22 | 中国铁建重工集团股份有限公司 | Automatic drilling device for magnetic suspension track panel induction plate |
CN114769650B (en) * | 2022-02-28 | 2024-05-07 | 中国铁建重工集团股份有限公司 | Automatic drilling device for magnetic suspension track panel induction plate |
CN114753197A (en) * | 2022-04-06 | 2022-07-15 | 苏州睿友智能装备有限公司 | Rail corrugation polisher |
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