CN115302376A - Intelligent polishing and cleaning manipulator for subway rail - Google Patents

Abstract

The invention discloses an intelligent grinding and cleaning manipulator for subway tracks, comprising a fixing plate, a plurality of electric telescopic rods are arranged at the lower ends of the fixing plate, and a rectangular frame is fixedly connected to the telescopic ends of the plurality of electric telescopic rods. The upper end of the rectangular frame is provided with a driving motor, the end of the output shaft of the driving motor penetrates the rectangular frame and is fixedly connected with a rotating rod, and the lower end of the rotating rod is fixedly connected to the grinding disc; two transverse cavities are symmetrically arranged in the rectangular frame , the two lateral cavities are provided with sliding blocks, the two sliding blocks are slidably connected with the inner walls of the lateral cavities, and the opposite sides of the two lateral cavities are provided with strip-shaped openings. The device can grind the upper surface and both sides of the track through a motor, saving the use of electric energy, and automatically adjusts the distance between the two grinding sheets according to the width of the track, so that the track of different thickness can be polished. The structure allows the debris to be washed away by the water flow after grinding, ensuring the smoothness of the rail.

Description

An Intelligent Grinding and Cleaning Manipulator for Subway Tracks

technical field

The invention relates to the technical field of rail processing, in particular to an intelligent grinding and cleaning robot for subway rails.

Background technique

With the continuous development of subway technology, the quality requirements of the rails are getting higher and higher. Since the speed of the subway is much higher than that of ordinary trains, the smoothness of the rails is very high, so the subway tracks need to be polished regularly. Thereby ensuring the normal operation of the subway, yet the existing subway track grinding still has the following problems:

Because when the subway is running, the track will usually be embedded in the groove of the wheel, so that the train will roll. The existing subway track grinding device can only polish the upper surface of the track, and cannot grind the side of the track at the same time. Grinding, the grinding efficiency is low, and when grinding the side of the track, it needs to add multiple motors to drive, which greatly increases the use of electric energy, and at the same time, there will be a certain amount of iron filings on the surface of the polished subway , these residual iron filings will cause the surface of the track to be uneven and reduce the smoothness of the track. Therefore, how to solve this problem reasonably is what we need to consider.

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the prior art, and propose a kind of intelligent grinding and cleaning manipulator of subway track, which can grind the upper surface and both sides of the track through a motor, saving the use of electric energy, according to The width of the rail automatically adjusts the distance between the two grinding sheets, so that the rails of different thicknesses can be polished. At the same time, a water spray structure is provided, so that the debris can be washed away by the water flow after grinding to ensure the smoothness of the rail.

In order to achieve the above object, the present invention adopts the following technical solutions:

An intelligent grinding and cleaning manipulator for subway tracks, comprising a fixed plate, a plurality of electric telescopic rods are arranged at the lower end of the fixed plate, and a rectangular frame is fixedly connected to the telescopic ends of the plurality of electric telescopic rods, and the upper end of the rectangular frame A driving motor is provided, the end of the output shaft of the driving motor runs through the rectangular frame and is fixedly connected with a rotating rod, and the lower end of the rotating rod is fixedly connected with a grinding disc; two transverse cavities are symmetrically arranged in the rectangular frame, and the two Sliding blocks are provided in the horizontal cavity, and the two sliding blocks are slidingly connected with the inner wall of the horizontal cavity. Bar-shaped openings are provided on the opposite sides of the two horizontal cavities, and the opposite sides of the two sliding blocks are A guiding telescopic rod is fixedly connected, and the telescopic ends of the two guiding telescopic rods are fixedly connected with a polishing sheet, and the opposite sides of the two polishing sheets are respectively connected to the inner walls of the left and right sides of the rectangular frame through a plurality of second springs. connect.

Preferably, a moving chamber is provided in the rectangular frame, the rotating rod runs through the moving chamber, the part of the rotating rod located in the moving chamber is fixedly connected with a cam, the moving chamber is provided with a piston, and the piston and The inner wall of the moving chamber is slidably connected, and the left side of the piston is elastically connected to the left inner wall of the moving chamber through a first spring.

Preferably, the front sides of the two sliding blocks are provided with first airbags, and the sides of the two first airbags away from the corresponding sliding blocks are fixedly connected to the front inner wall of the transverse cavity, and the two first airbags It communicates with the space on the left and right sides of the moving chamber through two connecting pipes respectively.

Preferably, the rear space of the two sliding blocks is provided with a second airbag, and the ends of the two second airbags away from the corresponding sliding block are fixedly connected to the rear inner wall of the transverse cavity, and the two second airbags are both There is a hose in communication, a water spray chamber is provided in the rectangular frame, the two second airbags and the water spray chamber are connected through a water outlet pipe, and a check valve is provided on the two hoses and the water outlet pipe, A plurality of water outlets are arranged on the inner wall of the water spray chamber.

Preferably, two strip plates are arranged symmetrically on the inner wall of the rectangular frame, rectangular grooves are provided on the opposite sides of the two strip plates, moving blocks are arranged in the two rectangular grooves, and the two strip plates are provided with moving blocks. The moving block is slidably connected to the inner wall of the corresponding rectangular groove, and the opposite sides of the two moving blocks are elastically connected to the inner wall of the side of the corresponding rectangular groove away from the notch through a third spring, and the opposite sides of the two moving blocks are There are round head resisting rods fixedly connected, and the two round head resisting rods both extend to the outside.

Preferably, the moving block on the left has conductivity, the inner top of the rectangular slot on the left is provided with a resistance plate matched with the moving block, and the inner bottom of the rectangular slot on the left is provided with Conductive strips that cooperate with moving blocks.

The present invention has the following beneficial effects:

1. Compared with the existing technology, when the upper surface of the rail is polished by driving the grinding disc through the driving motor, the rotation of the cam will make the two grinding pieces move back and forth to grind the side of the rail, so that there is no need to connect too many motors The rail can be polished, saving the use of electric energy;

2. Compared with the prior art, through the setting of the round-headed rod and the resistance plate, when the width of the rail is different, the magnitude of the current passing through multiple second springs is different, so that the distance between the two grinding sheets will be different, so that The two grinding sheets can be closely attached to the sides of the rails of different thicknesses for grinding to ensure the effect of grinding the sides of the rails;

3. Compared with the prior art, during the grinding process, the two second airbags will continuously shrink and expand to press water into the water spray chamber, and then spray to the surface of the polished rail through multiple water outlets, Rinse away the debris generated by grinding to ensure the smoothness of the rail after grinding.

Description of drawings

Fig. 1 is the structural representation of a kind of subway track intelligent polishing cleaning manipulator that the present invention proposes;

Fig. 2 is the schematic diagram of the enlarged structure of place A in Fig. 1;

Fig. 3 is a B-B cross-sectional view in Fig. 1;

Fig. 4 is a C-C cross-sectional view in Fig. 3;

FIG. 5 is a working state diagram of FIG. 1 .

In the figure: 1 fixed plate, 2 electric telescopic rod, 3 driving motor, 4 moving cavity, 5 cam, 6 rotating rod, 7 piston, 8 first spring, 9 connecting pipe, 10 sliding block, 11 grinding disc, 12 grinding sheet , 13 second spring, 14 guiding telescopic rod, 15 hose, 16 round head resisting rod, 17 moving block, 18 resistance plate, 19 third spring, 20 conductive sheet, 21 strip plate, 22 rectangular slot, 23 rectangular frame , 24 first airbags, 25 transverse chambers, 26 second airbags, 27 water outlet pipes, 28 water spray chambers, 29 water outlets.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Referring to Figures 1-5, an intelligent grinding and cleaning manipulator for subway tracks includes a fixed plate 1, a plurality of electric telescopic rods 2 are arranged at the lower end of the fixed plate 1, and a rectangular frame 23 is fixedly connected to the telescopic ends of the plurality of electric telescopic rods 2 , the upper end of the rectangular frame 23 is provided with a driving motor 3, the output shaft end of the driving motor 3 runs through the rectangular frame 23 and is fixedly connected with a rotating rod 6, and the lower end of the rotating rod 6 is fixedly connected with a grinding disc 11; the rectangular frame 23 is symmetrically provided with two Two transverse cavities 25, sliding blocks 10 are provided in the two transverse cavities 25, the two sliding blocks 10 are slidably connected with the inner walls of the horizontal cavities 25, the opposite sides of the two transverse cavities 25 are provided with bar-shaped openings, and the two sliding The opposite side of block 10 is all fixedly connected with guiding telescopic rod 14, and the flexible end of two guiding telescopic rods 14 is all fixedly connected with polishing sheet 12, and the opposite side of two polishing sheets 12 is connected with the left and right sides inner wall of rectangular frame 23 respectively. Through the elastic connection of multiple second springs 13, the second springs 13 are energized. According to the electromagnetic effect, after the second springs 13 are energized, each coil will generate a magnetic field, and the directions of the magnetic fields generated by every two adjacent coils are opposite, so that more The second spring 13 contracts.

Wherein, the rectangular frame 23 is provided with a moving chamber 4, the rotating rod 6 runs through the moving chamber 4, and the part of the rotating rod 6 located in the moving chamber 4 is fixedly connected with a cam 5, and the moving chamber 4 is provided with a piston 7, which is connected with the moving chamber 4. The inner wall of the chamber 4 is slidingly connected, the left side of the piston 7 is elastically connected with the left side inner wall of the moving chamber 4 through the first spring 8, the front sides of the two sliding blocks 10 are provided with a first air bag 24, and the two first air bags 24 The side away from the corresponding sliding block 10 is fixedly connected to the front inner wall of the transverse cavity 25 , and the two first airbags 24 communicate with the space on the left and right sides of the moving cavity 4 through two connecting pipes 9 .

Wherein, the rear space of the two sliding blocks 10 is provided with a second airbag 26, and the ends of the two second airbags 26 away from the corresponding sliding block 10 are fixedly connected to the rear inner wall of the transverse chamber 25, and the two second airbags 26 are all connected. There is a hose 15, a water spray chamber 28 is arranged in the rectangular frame 23, the two second airbags 26 and the water spray chamber 28 are connected through the water outlet pipe 27, and a check valve is provided on the two hoses 15 and the water outlet pipe 27 , the water in the water tank enters into the two second airbags 26 in one direction through the two hoses 15, and the water in the two second airbags 26 enters into the water spray chamber 28 in one direction through the water outlet pipe 27, and the water spray chamber 28 Multiple water outlets 29 are provided on the inner wall.

Wherein, the inner wall of the rectangular frame 23 is symmetrically provided with two strip plates 21, and the opposite sides of the two strip plates 21 are all provided with a rectangular groove 22, and a moving block 17 is arranged in the two rectangular grooves 22, and the two moving blocks 17 is slidably connected to the inner wall of the corresponding rectangular groove 22, and the opposite sides of the two moving blocks 17 are elastically connected to the inner wall of the side of the corresponding rectangular groove 22 away from the notch through the third spring 19, and the opposite sides of the two moving blocks 17 are fixed Connected with a round head resisting rod 16, the two round head resisting rods 16 all extend to the outside world, the moving block 17 on the left side has conductivity, and the inner top of the rectangular groove 22 on the left side is provided with a Resistor plate 18, the inner bottom that is positioned at the rectangular groove 22 of left side is provided with the conductive piece 20 that matches with moving block 17, can be provided with an external power supply and control switch, external power supply, control switch, conductive piece 20, are positioned at the left side Moving block 17, resistance plate 18 and a plurality of second springs 13 form a loop by wire, wherein the right end of resistance plate 18 is connected with wire, the length of resistance plate 18 inserted in the circuit is longer, the total resistance in the circuit is bigger.

Wherein, the fixed plate 1 is fixed on the existing mobile device, the water tank can be installed on the existing mobile device, and then the two flexible pipes 15 are communicated with the water tank.

The present invention can illustrate its functional principle through the following operation modes: when in use, fix the fixed plate 1 on the mobile device of the existing mobile device, connect the two hoses 15 with the water tank on the mobile device, and then pass the existing The moving device moves the device to the road end of the rail that needs to be polished, and starts a plurality of electric telescopic rods 2 at this time, so that the stretching of the multiple electric telescopic rods 2 drives the rectangular frame 23 to move down;

Connect the circuit where a plurality of second springs 13 are located, because the moving block 17 on the left side is in contact with the ground resistance plate 18 and the conductive sheet 20, at this moment, a plurality of second springs 13 are energized, and according to the electromagnetic effect, the second spring 13 After electrification, each coil will generate a magnetic field, and the direction of the magnetic field generated by every two adjacent coils is opposite, so that the contraction of multiple second springs 13 drives the two grinding sheets 12 to move away from each other;

Because the resistance value of resistance plate 18 accessing the circuit is relatively small at this moment, the electric current by multiple second springs 13 is relatively large, and multiple second springs 13 are all in the contracted state at this moment, and rectangular frame 23 moves down and can make two Two round head resisting rods 16 are in contact with the upper end of the rail, and now two round head resisting rods 16 are moved away from each other, so that the length of the resistance plate 18 inserted into the circuit increases, and the resistance increases, and the second spring is passed through multiple springs. The current of 13 is reduced, so that the shrinkage of multiple second springs 13 is reduced, so that the two grinding sheets 12 move relatively to contact with the side of the rail;

When the rectangular frame 23 moves down to the upper surface of the grinding disc 11 and the rail, start the drive motor 3, and the start of the drive motor 3 will make the rotating rod 6 rotate, thereby driving the grinding disc 11 to rotate, and the upper surface of the rail is carried out. grinding treatment;

Simultaneously, the rotation of the rotating rod 6 will cause the cam 5 to rotate, and due to the elastic effect of the first spring 8, the cam 5 and the piston 7 will be in a state of offsetting, and the rotation of the cam 5 will cause the piston 7 to move left and right;

The leftward movement of the piston 7 makes the space on the left side of the moving chamber 4 decrease, and the space on the right side increases. At this time, the gas in the space on the left side of the moving chamber 4 will enter into the first airbag 24 on the left side, and the first airbag 24 on the right side. The gas inside enters into the space on the right side of the moving chamber 4, so that the expansion of the first airbag 24 on the left side drives the sliding block 10 to move backward, the contraction of the first airbag 24 on the right side drives the sliding block 10 to move forward, and the piston 7 moves to the right. The space on the right side of the moving chamber 4 decreases, and the space on the left side increases. At this time, the gas in the space on the right side of the moving chamber 4 will enter the first airbag 24 on the right, and the gas in the first airbag 24 on the left. Entering into the left space of the moving cavity 4, the expansion of the first air bag 24 on the right side drives the sliding block 10 to move backward, and the contraction of the first air bag 24 on the left side drives the sliding block 10 to move forward, that is, it will make the sliding block 10 move forward during grinding. The two sliding blocks 10 drive the corresponding grinding sheet 12 to move in opposite directions, thereby grinding the side of the rail;

The movement of the two sliding blocks 10 will cause the second airbag 26 to be continuously compressed and stretched, so that the water in the water tank is drawn into the two second airbags 26 and then pressed into the water spray chamber 28 , through a plurality of water outlets 29 sprayed to the surface of the rail, so as to wash down the remaining debris during grinding, so as to prevent the remaining debris from affecting the smoothness of the rail.

Compared with the prior art, when the grinding disc 11 is driven by the driving motor 3 to grind the upper surface of the rail, the rotation of the cam 5 will cause the two grinding sheets 12 to move back and forth to grind the side of the rail, so that there is no need to connect too many The rail can be polished by a single motor, which saves the use of electric energy.

Through the setting of the round head resisting rod 16 and the resistance plate 18, when the width of the rail is different, the magnitude of the current passing through the plurality of second springs 13 is different, so that the distance between the two grinding sheets 12 will be different, so that the two grinding sheets 12 It can be ground closely on the side of rails with different thicknesses to ensure the effect of grinding on the side of rails;

In the process of grinding, the two second airbags 26 are continuously contracted and expanded to press water into the water spray chamber 28, and then spray to the surface of the polished rail through a plurality of water outlets 29, and the debris produced by grinding Rinse off to ensure the smoothness of the rail after sanding.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solutions of the present invention and its Any equivalent replacement or change of the inventive concept shall fall within the protection scope of the present invention.

Claims (6)

1. The utility model provides a subway track intelligence cleaning machines hand of polishing, includes fixed plate (1), its characterized in that: the lower end of the fixing plate (1) is provided with a plurality of electric telescopic rods (2), the telescopic ends of the electric telescopic rods (2) are fixedly connected with a rectangular frame (23) together, the upper end of the rectangular frame (23) is provided with a driving motor (3), the tail end of an output shaft of the driving motor (3) penetrates through the rectangular frame (23) and is fixedly connected with a rotating rod (6), and the lower end of the rotating rod (6) is fixedly connected with a polishing disc (11);

rectangle frame (23) interior symmetry is equipped with two horizontal chambeies (25), two all be equipped with sliding block (10), two in horizontal chamber (25) sliding block (10) and the inner wall sliding connection in horizontal chamber (25), two the opposite side in horizontal chamber (25) all is equipped with the bar opening, two the equal fixedly connected with direction telescopic link (14) of opposite side of sliding block (10), two the equal fixedly connected with of flexible end of direction telescopic link (14) grinds piece (12), two the looks dorsal part of grinding piece (12) passes through a plurality of second spring (13) elastic connection with the left and right sides inner wall of rectangle frame (23) respectively.

2. The intelligent grinding and cleaning manipulator for the subway rail as claimed in claim 1, wherein: be equipped with in rectangle frame (23) and remove chamber (4), running through of bull stick (6) removes chamber (4), bull stick (6) are located partial fixedly connected with cam (5) that remove chamber (4), be equipped with piston (7) in removing chamber (4), piston (7) and the inner wall sliding connection who removes chamber (4), the left side of piston (7) and the left side inner wall that removes chamber (4) are through first spring (8) elastic connection.

3. The intelligent grinding and cleaning manipulator for the subway rail as claimed in claim 2, wherein: two the front side of sliding block (10) all is equipped with first gasbag (24), two one side that corresponds sliding block (10) is kept away from in first gasbag (24) and the front side inner wall fixed connection in horizontal chamber (25), two first gasbag (24) and the left and right sides space that removes chamber (4) communicate through two connecting pipes (9) respectively.

4. The intelligent grinding and cleaning manipulator for the subway rail as claimed in claim 3, wherein: two the rear side space of sliding block (10) is equipped with second gasbag (26), two second gasbag (26) are kept away from the one end that corresponds sliding block (10) and the rear side inner wall fixed connection in horizontal chamber (25), two second gasbag (26) all communicate there are hose (15), be equipped with water spray chamber (28) in rectangular frame (23), two second gasbag (26) all communicate through outlet pipe (27) with water spray chamber (28), two all be equipped with the check valve on hose (15) and outlet pipe (27), be equipped with a plurality of delivery ports (29) on the inner wall in water spray chamber (28).

5. The intelligent grinding and cleaning manipulator for the subway rail as claimed in claim 1, wherein: the inner wall symmetry of rectangle frame (23) is equipped with two bar plates (21), two the opposite side of bar plate (21) all is equipped with rectangular channel (22), two all be equipped with movable block (17) in rectangular channel (22), two the inner wall sliding connection of movable block (17) and corresponding rectangular channel (22), two the back of the body side of movable block (17) and the one side inner wall of keeping away from the notch of corresponding rectangular channel (22) pass through third spring (19) elastic connection, two the equal fixedly connected with button head of opposite side of movable block (17) supports pole (16), two button head supports pole (16) and all extends to the external world.

6. The intelligent grinding and cleaning manipulator for the subway rail as claimed in claim 5, wherein: the moving block (17) on the left side is conductive, a resistance plate (18) matched with the moving block (17) is arranged at the inner top of the rectangular groove (22) on the left side, and a conducting strip (20) matched with the moving block (17) is arranged at the inner bottom of the rectangular groove (22) on the left side.

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