阅读说明：本技术 一种用于连接铁轨与枕木的装置 (Device for connecting rail and sleeper ) 是由 董建起 于 2021-01-21 设计创作，主要内容包括：本发明公开的一种用于连接铁轨与枕木的装置,包括机箱,所述机箱内设有前后对称的工作腔,所述机箱内设有连接于所述工作腔上侧的移动槽,所述移动槽内滑动连接有移动板,所述移动板下侧连接有连接杆,所述连接杆下侧连接有凹形箱,所述凹形箱内能放入铁轨,且所述铁轨下侧固设有连接板,所述连接板用于连接用,所述移动槽左壁内固设有第一气缸,本发明相比于传统的枕木和铁轨的连接方法,首先,本发明通过电驱动以及气缸的帮助来实现连接工作,且本发明能在铁轨移动等量距离后自动连接枕木与铁轨,保证与铁轨连接的相邻枕木之间的距离。(The invention discloses a device for connecting rails and sleepers, which comprises a case, wherein a front working chamber and a rear working chamber are arranged in the case, the front working chamber and the rear working chamber are symmetrical, a moving groove connected to the upper side of the working chamber is arranged in the case, a moving plate is connected in the moving groove in a sliding manner, the lower side of the moving plate is connected with a connecting rod, the lower side of the connecting rod is connected with a concave box, rails can be placed in the concave box, a connecting plate is fixedly arranged on the lower side of the rails and is used for connection, and a first air cylinder is fixedly arranged in the left wall of the moving groove.)

1. An apparatus for connecting a rail to a crosstie, comprising a housing, characterized in that: the machine is characterized in that front and back symmetrical working chambers are arranged in the machine case, a moving groove connected to the upper side of the working chamber is arranged in the machine case, a moving plate is connected in the moving groove in a sliding manner, a connecting rod is connected to the lower side of the moving plate, a concave box is connected to the lower side of the connecting rod, a rail can be placed in the concave box, a connecting plate is fixedly arranged on the lower side of the rail and used for connection, a first air cylinder is fixedly arranged in the left wall of the moving groove, the right side of the first air cylinder is connected with a first air cylinder rod, the first air cylinder can be started to drive the first air cylinder rod to move rightwards so as to jack the moving plate to move rightwards to the right limit position, a storage chamber located on the lower side of the working chamber is arranged in the machine case, sleepers are stored in the storage chamber, a, the conveying pipeline is internally provided with a pipe inner cavity, one side of the pipe inner cavity is connected with an opening leading to the outside, a standby screw is stored in the pipe inner cavity and can move into the working cavity through the opening, the machine case is internally provided with a transmission cavity which is symmetrical in the front and back and is positioned at the upper side of the working cavity, the top wall of the transmission cavity at the front side is fixedly provided with a motor, an output shaft at the lower side of the motor is fixedly provided with a rotating shaft, the top wall of the transmission cavity at the rear side is rotationally connected with a rotating shaft which is the same as the rotating shaft in the transmission cavity at the front side, a spline cavity is arranged in the rotating shaft, a threaded shaft is connected with the spline in the spline cavity and is in threaded connection with the machine case, the lower side of the threaded shaft is fixedly provided with a magnetic screwdriver, the magnetic screwdriver has magnetism and can adsorb, the machine case is internally provided with a connecting device which can move the standby screw in the pipe cavity into the magnetic screwdriver and is used for connecting the connecting plate and the sleeper, and the machine case is internally provided with a forward device which can drive the rotating shaft to rotate through the starting of the motor so as to drive the moving plate to move leftwards.

2. A device for connecting a rail to a sleeper as claimed in claim 1, wherein: the moving device comprises a second air cylinder fixedly arranged in the left wall of the storage cavity, the right side of the second air cylinder is connected with a second air cylinder rod, the second air cylinder can drive the sleepers in the storage cavity to move rightwards when being started, a third air cylinder is fixedly arranged in the bottom wall of the storage cavity, the upper side of the third air cylinder is connected with a third air cylinder rod, a conveying plate is fixedly arranged on the upper side of the third air cylinder rod, the third air cylinder can be started to drive the conveying plate to move upwards and downwards through the third air cylinder rod, so that the sleepers are conveyed upwards and contacted with the connecting plate, and the conveying plate can block subsequent sleepers.

3. A device for connecting a rail to a sleeper as claimed in claim 1, wherein: the connecting device comprises a first wire wheel fixedly arranged on the rotating shaft, the right wall of the transmission cavity is rotationally connected with a wire shaft which is symmetrical around the connecting rod as the center, a middle wire wheel is fixedly arranged on the wire shaft, side boxes which are symmetrical around and fixed on the conveying pipeline are arranged in the working cavity, a moving cavity is arranged in each side box, a rack plate is connected in each moving cavity in a sliding manner, a lifting plate is connected on each rack plate in a sliding manner, each lifting plate extends into the inner cavity of the corresponding pipe, a clamping plate capable of clamping the standby screw is fixedly arranged on each lifting plate, a meshing shaft is rotationally connected in the right wall of each moving cavity, a gear meshed with the rack plate is fixedly arranged on each meshing shaft, a second wire wheel is fixedly arranged on each meshing shaft, and a connecting wire passing through the middle wire wheel and connected to the second wire wheel winds on the first wire wheel, the first torsion spring connected between the left inner wall of the moving cavity and the left side of the second reel is wound on the meshing shaft, a first jacking cavity is arranged in the bottom wall of the moving cavity, a first jacking plate is connected in the first jacking cavity in a sliding mode, and a first jacking spring connected between the lower side of the first jacking plate and the bottom wall of the first jacking cavity is arranged in the first jacking cavity.

4. A device for connecting a rail to a sleeper as claimed in claim 3, wherein: the machine is characterized in that a belt cavity is arranged in the machine case and located on the upper side of the working cavity, the rotating shafts extend into the belt cavity, belt wheels are fixedly arranged in the rotating shafts, crossed belts are connected between the belt wheels on the two sides, and the belt wheels on the two sides are opposite in rotating direction.

5. A device for connecting a rail to a sleeper as claimed in claim 3, wherein: the transmission chamber roof internal rotation is connected with the carousel, the connecting wire passes the carousel, just it has connect in to twine on the carousel upside with the second torsional spring between the transmission chamber roof inner wall.

6. A device for connecting a rail to a sleeper as claimed in claim 1, wherein: the advancing device comprises a clutch cavity which is arranged in the case and is positioned on the lower side of the belt cavity, the rotating shaft on the front side extends into the clutch cavity, a one-way clutch gear is fixedly arranged on the rotating shaft, and the one-way clutch gear is meshed with the one-way clutch of the moving plate, namely, the one-way clutch gear rotates to drive the moving plate to move leftwards and cannot drive the moving plate to move rightwards.

7. An apparatus for connecting a rail to a crosstie according to claim 6, wherein: and a second jacking cavity is arranged in the concave box, the rail is connected in the second jacking cavity, a second jacking plate is connected in the second jacking cavity in a sliding manner, a second jacking spring connected between the upper side of the second jacking plate and the jacking inner wall of the second jacking cavity is arranged in the second jacking cavity, and the second jacking spring can jack the second jacking plate to clamp the rail.

Technical Field

The invention relates to the field of railway construction, in particular to a device for connecting a rail and a sleeper.

Background

With the development of the times, a train is widely applied to the lives of residents as a transportation means for long-distance transportation, and the train can only run on a track, so that the train can only pass through the railway by building the railway.

At present, a railway is generally built by firstly placing sleepers at a specified position and then laying rails and connecting the rails and the sleepers, the work is mainly performed through manual operation, time and labor are consumed, and a device capable of replacing manpower to connect the sleepers and the rails needs to be designed.

Disclosure of Invention

The technical problem is as follows: the connection between the sleeper and the rail is mainly manually operated, time and labor are consumed, and a device capable of replacing manpower to connect the sleeper and the rail needs to be designed.

In order to solve the problems, the embodiment designs a device for connecting rails and sleepers, the device for connecting rails and sleepers of the embodiment comprises a case, a front working chamber and a rear working chamber are arranged in the case, a moving groove connected to the upper side of the working chamber is arranged in the case, a moving plate is connected in the moving groove in a sliding manner, a connecting rod is connected to the lower side of the moving plate, a concave box is connected to the lower side of the connecting rod, rails can be placed in the concave box, a connecting plate is fixedly arranged on the lower side of the rails and used for connection, a first air cylinder is fixedly arranged in the left wall of the moving groove, a first air cylinder rod is connected to the right side of the first air cylinder, the first air cylinder can drive the first air cylinder rod to move rightwards so as to push the top pressure to move rightwards to the right limit position, and a storage cavity, the sleeper is stored in the storage cavity, a moving device capable of moving the sleeper to the lower side of the connecting plate is arranged in the storage cavity, a conveying pipeline is fixedly arranged in the top wall of the working cavity, a pipe cavity is arranged in the conveying pipeline, one side of the pipe cavity is connected with an opening leading to the outside, a standby screw is stored in the pipe cavity and can move into the working cavity through the opening, transmission cavities which are symmetrical in the front and back and are positioned on the upper side of the working cavity are arranged in the machine case, a motor is fixedly arranged in the top wall of the transmission cavity on the front side, a rotating shaft is fixedly arranged on an output shaft on the lower side of the motor, a rotating shaft which is the same as the rotating shaft in the transmission cavity on the front side is rotationally connected to the top wall of the transmission cavity on the rear side, a spline cavity is arranged in the rotating shaft, a threaded shaft is, a magnetic screwdriver is fixedly arranged on the lower side of the threaded shaft, is magnetic and can adsorb the standby screw, the standby screw is magnetically adsorbed on the lower side of the magnetic screwdriver, a connecting device which can move the standby screw in the inner cavity of the pipe into the magnetic screwdriver and is used for connecting the connecting plate with the sleeper is arranged in the case, and a forwarding device which can drive the rotating shaft to rotate through the starting of the motor so as to drive the moving plate to move leftwards is arranged in the case.

The moving device comprises a second air cylinder fixedly arranged in the left wall of the storage cavity, the right side of the second air cylinder is connected with a second air cylinder rod, the second air cylinder can drive the sleepers in the storage cavity to move rightwards when being started, a third air cylinder is fixedly arranged in the bottom wall of the storage cavity, the upper side of the third air cylinder is connected with a third air cylinder rod, a conveying plate is fixedly arranged on the upper side of the third air cylinder rod, the third air cylinder can drive the conveying plate to move upwards and downwards through the third air cylinder rod, so that the sleepers are conveyed upwards and contacted with the connecting plate, and the conveying plate can block subsequent sleepers.

Wherein, the connecting device comprises a first wire wheel fixedly arranged on the rotating shaft, the right wall of the transmission cavity is rotationally connected with a wire shaft which is symmetrical around the connecting rod as the center, a middle wire wheel is fixedly arranged on the wire shaft, side boxes which are symmetrical around and fixed on the conveying pipeline are arranged in the working cavity, a moving cavity is arranged in each side box, a rack plate is connected in each moving cavity in a sliding way, a lifting plate is connected on each rack plate in a sliding way, each lifting plate extends into the inner cavity of the pipe, a clamping plate capable of clamping the standby screw is fixedly arranged on each lifting plate, a meshing shaft is rotationally connected in the right wall of each moving cavity, a gear meshed with each rack plate is fixedly arranged on each meshing shaft, a second wire wheel is fixedly arranged on each meshing shaft, and a connecting wire passing through the middle wire wheel and connected to each second wire wheel is wound on each first wire wheel, the first torsion spring connected between the left inner wall of the moving cavity and the left side of the second reel is wound on the meshing shaft, a first jacking cavity is arranged in the bottom wall of the moving cavity, a first jacking plate is connected in the first jacking cavity in a sliding mode, and a first jacking spring connected between the lower side of the first jacking plate and the bottom wall of the first jacking cavity is arranged in the first jacking cavity.

Beneficially, a belt cavity located on the upper side of the working cavity is arranged in the machine case, the rotating shafts on two sides extend into the belt cavity, belt wheels are fixedly arranged on the rotating shafts, crossed belts are connected between the belt wheels on the two sides, and the belt wheels on the two sides can rotate in opposite directions.

Advantageously, a rotary table is rotatably connected to the top wall of the transmission cavity, the connecting line passes through the rotary table, and a second torsion spring connected between the upper side of the rotary table and the inner wall of the top wall of the transmission cavity is wound on the rotary table.

The advancing device comprises a clutch cavity which is arranged in the case and is positioned on the lower side of the belt cavity, the rotating shaft on the front side extends into the clutch cavity, a one-way clutch gear is fixedly arranged on the rotating shaft, and the one-way clutch gear is meshed with the one-way clutch of the moving plate, namely, the one-way clutch gear rotates to drive the moving plate to move leftwards and cannot drive the moving plate to move rightwards.

Advantageously, a second jacking cavity is arranged in the concave box, the rail is connected into the second jacking cavity, a second jacking plate is connected into the second jacking cavity in a sliding mode, a second jacking spring connected between the upper side of the second jacking plate and the jacking inner wall of the second jacking cavity is arranged in the second jacking cavity, and the second jacking spring can jack the second jacking plate to clamp the rail.

The invention has the beneficial effects that: compared with the traditional method for connecting the sleepers and the rails, the method has the advantages that firstly, the connection work is realized through electric drive and the help of the air cylinder, and the method can automatically connect the sleepers and the rails after the rails move for the same distance, so that the distance between the adjacent sleepers connected with the rails is ensured.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

Fig. 1 is a schematic view showing the overall structure of an apparatus for connecting rails to sleepers according to the present invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" in FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" in FIG. 2;

fig. 4 is an enlarged schematic view of fig. 2 at "C".

Detailed Description

The invention will now be described in detail with reference to fig. 1 to 4, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a device for connecting rails to sleepers, which is further described below with reference to the accompanying drawings in which:

the device for connecting the rail and the sleeper comprises a case 54, wherein a working cavity 11 which is symmetrical front and back is arranged in the case 54, a moving groove 55 connected to the upper side of the working cavity 11 is arranged in the case 54, a moving plate 31 is connected in the moving groove 55 in a sliding manner, a connecting rod 34 is connected to the lower side of the moving plate 31, a concave box 15 is connected to the lower side of the connecting rod 34, the rail 14 can be placed in the concave box 15, a connecting plate 13 is fixedly arranged on the lower side of the rail 14, the connecting plate 13 is used for connection, a first air cylinder 57 is fixedly arranged in the left wall of the moving groove 55, a first air cylinder rod 56 is connected to the right side of the first air cylinder 57, the first air cylinder 57 can be started to drive the first air cylinder rod 56 to move rightwards so as to press the moving plate 31 to move rightwards to the right limit position, a storage cavity 64, the storage cavity 64 is internally provided with a sleeper 58, the storage cavity 64 is internally provided with a moving device 101 capable of moving the sleeper 58 to the lower side of the connecting plate 13, the top wall of the working cavity 11 is internally and fixedly provided with a conveying pipeline 20, the conveying pipeline 20 is internally provided with a pipe inner cavity 21, one side of the pipe inner cavity 21 is connected with an opening 71 leading to the outside, the pipe inner cavity 21 is internally provided with a standby screw 22, the standby screw 22 can move into the working cavity 11 through the opening 71, the case 54 is internally provided with a transmission cavity 30 which is symmetrical in the front and back and is positioned at the upper side of the working cavity 11, the top wall of the transmission cavity 30 at the front side is internally and fixedly provided with a motor 28, an output shaft 35 at the lower side of the motor 28 is fixedly provided with a rotating shaft 35, the top wall of the transmission cavity 30 at the rear side is rotatably connected with a rotating shaft 35 which is the same as, a threaded shaft 37 is connected to the spline in the spline cavity 36, the threaded shaft 37 is in threaded connection with the case 54, a magnetic screwdriver 38 is fixedly arranged on the lower side of the threaded shaft 37, the magnetic screwdriver 38 has magnetism and can attract the standby screw 22, a standby screw 19 is magnetically attracted on the lower side of the magnetic screwdriver 38, a connecting device 102 capable of moving the standby screw 22 in the pipe cavity 21 into the magnetic screwdriver 38 and connecting the connecting plate 13 with the sleeper 58 is arranged in the case 54, and an advancing device 103 capable of driving the rotating shaft 35 to rotate by starting the motor 28 so as to drive the moving plate 31 to move leftward is arranged in the case 54.

According to an embodiment, the moving device 101 is described in detail below, the moving device 101 includes a second cylinder 60 fixedly disposed in a left wall of the storage cavity 64, a second cylinder rod 59 is connected to a right side of the second cylinder 60, the second cylinder 60 is activated to drive the sleepers 58 in the storage cavity 64 to move rightward, a third cylinder 61 is fixedly disposed in a bottom wall of the storage cavity 64, a third cylinder rod 62 is connected to an upper side of the third cylinder 61, a transport plate 63 is fixedly disposed on an upper side of the third cylinder rod 62, the third cylinder 61 is activated to drive the transport plate 63 to move upward and downward through the third cylinder rod 62 so as to transport the sleepers 58 upward and contact the connecting plate 13, and the transport plate 63 can block subsequent sleepers 58.

According to the embodiment, the connecting device 102 is described in detail below, the connecting device 102 includes a first pulley 29 fixed on the rotating shaft 35, a pulley shaft 24 that is symmetrical back and forth around the connecting rod 34 is rotatably connected to the right wall of the transmission cavity 30, a middle pulley 25 is fixed on the pulley shaft 24, a side box 70 that is symmetrical back and forth and fixed on the conveying pipeline 20 is arranged in the working cavity 11, a moving cavity 52 is arranged in the side box 70, a rack plate 42 is slidably connected in the moving cavity 52, a lifting plate 46 is slidably connected on the rack plate 42, the lifting plate 46 extends into the pipe inner cavity 21, a clamping plate 53 capable of clamping the standby screw 22 is fixed on the lifting plate 46, an engaging shaft 48 is rotatably connected to the right wall of the moving cavity 52, a gear 51 engaged with the rack plate 42 is fixed on the engaging shaft 48, a second wire wheel 50 is fixedly arranged on the meshing shaft 48, a connecting wire 23 which passes through the middle wire wheel 25 and is connected to the second wire wheel 50 is wound on the first wire wheel 29, a first torsion spring 49 which is connected between the left inner wall of the moving cavity 52 and the left side of the second wire wheel 50 is wound on the meshing shaft 48, a first jacking cavity 43 is arranged in the bottom wall of the moving cavity 52, a first jacking plate 45 is connected in the first jacking cavity 43 in a sliding manner, a first jacking spring 44 which is connected between the lower side of the first jacking plate 45 and the inner bottom wall of the first jacking cavity 43 is arranged in the first jacking cavity 43, when the motor 28 is started, the rotating shaft 35 at the front side can be driven to rotate, the rotating shaft 35 rotates to drive the first wire wheel 29 to rotate so as to tighten the connecting wire 23, the connecting wire 23 tightens so as to drive the second wire wheel 50 to rotate, namely drive the meshing shaft 48 to rotate, the meshing shaft 48 rotates to drive the rack plate 42 to move to one side of the conveying pipeline 20 through the meshing of the gear 51 The standby screw 22 is moved to be close to the magnetic screwdriver 38, then, the compressed first jacking spring 44 can jack the first jacking plate 45 to move upwards so as to jack the lifting plate 46 to move upwards, so that the standby screw 22 is driven to move upwards and extend into the magnetic screwdriver 38, when the rotating shaft 35 rotates reversely, the first reel 29 can be driven to rotate reversely so as to loosen the connecting wire 23, the twisted first torsion spring 49 can drive the meshing shaft 48 to rotate, the meshing shaft 48 rotates to drive the rack plate 42 to return to the original position through the meshing of the gear 51 and the rack plate 42, the lifting plate 46 moves downwards to the original position under the jacking action, and the magnetic screwdriver 38 adsorbs the screw 22 so that the clamping plate 53 can not clamp the standby screw 22 any more.

Advantageously, a belt cavity 39 is formed in the machine box 54 and located at the upper side of the working cavity 11, the rotating shafts 35 at both sides extend into the belt cavity 39, belt wheels 41 are fixedly arranged on the rotating shafts 35, a cross-shaped belt 40 is connected between the belt wheels 41 at both sides, and the belt 40 enables the belt wheels 41 at both sides to rotate in opposite directions.

Advantageously, a rotary plate 26 is rotatably connected to the top wall of the transmission chamber 30, the connecting wire 23 passes through the rotary plate 26, and a second torsion spring 27 is wound on the rotary plate 26 and connected between the upper side of the rotary plate 26 and the top inner wall of the transmission chamber 30.

According to an embodiment, the advancing device 103 is described in detail below, the advancing device 103 includes a clutch cavity 33 disposed in the chassis 54 and located below the belt cavity 39, the front rotating shaft 35 extends into the clutch cavity 33, a one-way clutch gear 32 is fixedly disposed on the rotating shaft 35, and the one-way clutch gear 32 is in one-way clutch engagement with the moving plate 31, that is, the one-way clutch gear 32 rotates to drive the moving plate 31 to move leftward but not to drive the moving plate 31 to move rightward.

Advantageously, a second pressing chamber 16 is arranged in the concave box 15, the rail 14 is connected in the second pressing chamber 16, a second pressing plate 18 is slidably connected in the second pressing chamber 16, a second pressing spring 17 is arranged in the second pressing chamber 16 and connected between the upper side of the second pressing plate 18 and the inner pressing wall of the second pressing chamber 16, and the second pressing spring 17 can press the second pressing plate 18 to clamp the rail 14.

The following detailed description of the steps of using a device for connecting rails to crossties is described with reference to fig. 1 to 4: in the initial state, the moving plate 31 is at the right limit position, the transport plate 63 is at the lower limit position, the second torsion spring 27 is in a twisted state, the first torsion spring 49 is in a normal state, the first top pressure spring 44 is in a compressed state, and the threaded shaft 37 is at the upper limit position.

When the motor 28 is started, the front rotating shaft 35 rotates to drive the front belt wheel 41 to rotate and drive the rear belt wheel 41 to rotate reversely through the belt 40, i.e. the rear rotating shaft 35 rotates reversely, the threaded shaft 37 is located at the upper limit position, at this time, the rotating shaft 35 cannot drive the threaded shaft 37 to move upwards through the threaded connection between the case 54 and the threaded shaft 37, the rotating shaft 35 rotates to drive the first reel 29 to rotate so as to tighten the connecting wire 23, the connecting wire 23 tightens so as to drive the second reel 50 to rotate, i.e. drive the engaging shaft 48 to rotate, the engaging shaft 48 rotates to drive the rack plate 42 to move towards one side of the conveying pipeline 20 through the meshing of the gear 51 and the rack plate 42 so as to drive the standby screw 22 to approach the magnetic screwdriver 38, and then, the compressed first pressing spring 44 presses the first pressing plate 45 to move upwards so as to press the lifting plate 46 to move, thereby driving the screw 22 to be used to move upward and extend into the magnetic screwdriver 38, and at the same time, the rotating shaft 35 rotates to drive the moving plate 31 to move leftward through the engagement of the one-way clutch gear 32 and the moving plate 31.

Then, the motor 28 is started to drive the rotating shaft 35 to rotate reversely, at this time, the one-way clutch gear 32 rotates and cannot drive the moving plate 31 to move, the rotating shaft 35 rotates and drives the first reel 29 to rotate and loosen the connecting wire 23, the twisted first torsion spring 49 drives the meshing shaft 48 to rotate, the meshing shaft 48 rotates and drives the rack plate 42 to return to the original position through the meshing of the gear 51 and the rack plate 42, the lifting plate 46 moves downwards to the original position under the action of jacking pressure, since the magnetic screwdriver 38 attracts the standby screw 22 so that the clamping plate 53 can no longer clamp the standby screw 22, at the same time, the rotation of the rotating shaft 35 drives the threaded shaft 37 to rotate and drives the threaded shaft 37 to move downwards through the threaded connection between the threaded shaft 37 and the case 54 so as to make the instant screw 19 approach the connecting plate 13, then, the first reel 29 continues to loosen the connection wire 23, and the twisted second torsion spring 27 drives the turntable 26 to rotate to collect the connection wire 23.

At the same time, the third cylinder 61 is actuated to move the transport plate 63 upward via the third cylinder rod 62 to move the tie 58 upward until it contacts the web 13.

When the connection is completed, the motor 28 again changes the rotation direction of the rotating shaft 35 so as to drive the moving plate 31 to move leftwards continuously, and at the moment, the threaded shaft 37 can be driven to move upwards, and the first pulley 29 rotates to tighten the connecting wire 23 so as to drive the rotating disc 26 to rotate until the rotating disc 26 returns to the original position.

The invention has the beneficial effects that: compared with the traditional method for connecting the sleepers and the rails, the method has the advantages that firstly, the connection work is realized through electric drive and the help of the air cylinder, and the method can automatically connect the sleepers and the rails after the rails move for the same distance, so that the distance between the adjacent sleepers connected with the rails is ensured.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.