CN112301813A - Rail thermite welding automatic weld grinding device - Google Patents
Rail thermite welding automatic weld grinding device Download PDFInfo
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- CN112301813A CN112301813A CN202011204538.6A CN202011204538A CN112301813A CN 112301813 A CN112301813 A CN 112301813A CN 202011204538 A CN202011204538 A CN 202011204538A CN 112301813 A CN112301813 A CN 112301813A
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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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- Structural Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the relevant field of railway construction, and discloses an automatic welding and polishing device for rail thermite welding, which comprises a main box body, wherein an observation cavity which is communicated up and down is arranged in the main box body, a fixed belt cavity is arranged at the front side of the observation cavity in the main box body, two bidirectional threaded rod cavities with downward openings are arranged at the rear side of the fixed belt cavity in the main box body by taking the observation cavity as a symmetrical center, the device realizes higher integration and automation degree through automatic meshing of a mould, cleaning of residues and polishing of a welding surface, avoids waste of labor force, can automatically complete the whole construction process by pressing a start button, does not need manual operation of workers, avoids direct contact of the workers to harmful gas and high-temperature scalding risks of the workers, drives a polisher to swing back and forth in an arc shape through a swing rod, and drives a grinding wheel to reciprocate left and right through a moving block, the grinding work of the surface of the welding position is realized, so that the train can normally run over the rail of the welding position.
Description
Technical Field
The invention relates to the related field of railway construction equipment, in particular to an automatic welding and polishing device for thermite welding of rails.
Background
Thermite welding is repaired by the wide application in the broken rail, but the thermite welding needs the equipment that uses in the work progress many, often needs six to eight people to carry the work, and actual operating personnel continue two people can, very big waste the labour like this, thermite reaction is very violent in the work progress simultaneously, the light of production, gaseous long-term contact can exert an influence to the health, the temperature of last thousand degrees leads to the scald of operating personnel different degrees very easily simultaneously.
Disclosure of Invention
The invention aims to provide an automatic welding and grinding device for thermite welding of rails, which can overcome the defects in the prior art, so that the practicability of equipment is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention discloses an automatic welding and polishing device for thermite welding of rails, which comprises a main box body, wherein an observation cavity which is communicated up and down is arranged in the main box body, a fixed belt cavity is arranged at the front side of the observation cavity in the main box body, two bidirectional threaded rod cavities with downward openings are arranged at the rear side of the fixed belt cavity in the main box body by taking the observation cavity as a symmetrical center, a trigger block with downward openings is arranged between the bidirectional threaded rod cavity at the left side and the observation cavity, a bevel gear cavity is arranged between the bidirectional threaded rod cavity at the right side and the observation cavity, a low-speed motor cavity is arranged at the rear side of the bevel gear cavity and at the right side of the bidirectional threaded rod cavity, the front end wall of the bidirectional threaded rod cavity is connected in a rotating fit manner and extends forwards into the fixed belt cavity, the left side of the bidirectional threaded rod cavity extends backwards to be connected with the rear end wall of the bidirectional threaded rod cavity at the left side in a rotating fit manner, and the right side of the bidirectional threaded rod The bidirectional threaded rod is movably connected in a matching way, thread blocks which are bilaterally symmetrically arranged are connected in the bidirectional threaded rod cavity in a thread matching way, the thread blocks are close to the side end face of the symmetrical center and fixedly connected with clamping blocks, the tail end of the front side of the bidirectional threaded rod is fixedly connected with a first belt wheel, a fixing belt is connected between the first belt wheels in a power matching way, the front end wall and the rear end wall of the observation cavity are fixedly connected with mold containers which are symmetrically provided with openings to the symmetrical center, the main box body is internally provided with a first spring cavity which is communicated with the mold container far away from the symmetrical center, the mold container far away from the symmetrical end wall is connected with a connecting block which extends into the mold container near the symmetrical center and extends into the first spring cavity far away from the symmetrical center in a sliding fit way, and, the first spring cavity is far away from the end wall of the side of the symmetric center and the connecting block is far away from the side of the symmetric center, and a first spring is fixedly connected between the first spring cavity and the connecting block.
On the basis of the technical scheme, the right end wall of the observation cavity is connected with a third connecting shaft which extends leftwards into the observation cavity and rightwards into the helical gear cavity in a rotating matching manner, the left end of the third connecting shaft is fixedly connected with a second eccentric disc, the right end of the third connecting shaft is fixedly connected with a first helical gear, the rear end wall of the helical gear cavity is connected with a first transmission shaft which extends forwards into the helical gear cavity and extends backwards into the low-speed motor cavity in a rotating matching manner, the front end of the first transmission shaft is fixedly connected with a second helical gear which can be meshed with the first helical gear, the rear end of the first transmission shaft is fixedly connected with a fifth gear, a low-speed motor is fixedly connected between the first transmission shaft and the right bidirectional threaded rod in the front end wall of the low-speed motor cavity, and the rear end wall of the low-speed motor is connected with a driving shaft in, the driving shaft is connected with a driven shaft in a spline matching mode, and the tail end of the rear side of the driven shaft is connected with a starting button which extends backwards to the outside of the main box body in a rotating matching mode.
On the basis of the technical scheme, a third gear capable of being meshed with the fifth gear is fixedly connected to the driven shaft, a fourth gear is fixedly connected to the driven shaft and positioned behind the third gear, a first connecting shaft is connected to the rear end wall of the low-speed motor cavity and positioned on the left side of the start button in a rotating fit manner, a rope disc is fixedly connected to the first connecting shaft, a second gear capable of being meshed with the fourth gear is fixedly connected to the front side of the rope disc on the first connecting shaft, two first gears capable of being meshed with the fourth gear and fixedly connected to the two-way threaded rod on the right side are symmetrically arranged in the low-speed motor cavity on the two-way threaded rod, a trigger block cavity is connected to the trigger block in a sliding fit manner, a third spring is fixedly connected between the upper end face of the trigger block cavity and the upper end wall of the trigger block, and two hydraulic rods arranged in the left end wall of the observation cavity and taking the symmetry center of the mold container as the symmetry center are fixedly, the hydraulic motor is characterized in that a cutter is fixedly connected between the hydraulic rods, a friction strip which is located on the right side of the starting button and is abutted to the starting button is fixedly connected in the lower end wall of the cavity of the low-speed motor, and a second spring is fixedly connected between the outer side of the main box body and the rear end wall of the main box body on the starting button.
On the basis of the technical scheme, observe chamber right-hand member wall and be located well core rod of third connecting axle downside fixedly connected with, the terminal normal running fit in core rod left side is connected with the swinging arms, be located in the swinging arms well core rod upside is equipped with about the connecting rod chamber that link up, be located in the swinging arms connecting rod chamber upside is equipped with about the executive rod chamber that link up, the terminal fixedly connected with in second eccentric disc left side with the second connecting rod that connecting rod chamber sliding fit connects, executive rod intracavity sliding fit is connected with the executive rod, the terminal fixedly connected with sander in executive rod left side.
On the basis of the technical scheme, a moving cavity is arranged in the sander, a steering cavity is arranged on the right side of the moving cavity and is positioned in the sander, a connecting belt cavity is arranged on the right side of the steering cavity, a high-speed motor is fixedly connected to the right side of the connecting belt cavity and is positioned in the rear end wall of the sander, the front end face of the high-speed motor is connected with a second transmission shaft which extends forwards and penetrates through the connecting belt cavity into the steering cavity in a rotating and matching manner, a second belt wheel is fixedly connected to the second transmission shaft and is positioned in the connecting belt cavity, a second connecting shaft which extends forwards into the moving cavity and backwards extends into the connecting belt cavity is connected to the left side of the front end wall of the connecting belt cavity in a rotating and matching manner, and a first eccentric disc is fixedly connected to the tail end of the front side of the second connecting shaft, the rear end of the rear side of the second connecting shaft is fixedly connected with a third belt wheel, a connecting belt is connected between the third belt wheel and the second belt wheel in a power fit manner, a limiting rod which extends to the outside of the sander leftwards and extends to the moving cavity rightwards is connected to the left end wall of the moving cavity in a sliding fit manner, a moving block is fixedly connected to the right end of the right side, a sliding block cavity with a backward opening is arranged in the moving block, a grinding wheel cavity is arranged at the right side of the sliding block cavity in the moving block, a spline shaft which extends to the inside of the grinding wheel cavity leftwards and extends to the inside of the turning cavity rightwards is fixedly connected to the left end wall of the turning cavity, a spline shaft which extends to the inside of the grinding wheel cavity leftwards and extends to the inside of the moving cavity rightwards and is connected with the spline in a fit manner is, the grinding wheel cavity lower end wall is connected with a grinding wheel which upwards extends into the grinding wheel cavity and downwards extends into the observation cavity in a rotating fit mode, the tail end of the upper side of the grinding wheel is fixedly connected with a third bevel gear which can be meshed with a fourth bevel gear, the rear end wall of the sliding block cavity is connected with a first connecting rod which forwards extends into the sliding block cavity and backwards extends to the front end face of the first eccentric disc in a sliding fit mode, the tail end of the front side of the first connecting rod is fixedly connected with a sliding block which is connected with the sliding block cavity in a sliding fit mode, the connecting block is far away from the end face of the symmetric center and is fixedly connected with a first pull rope between the upper end face of the trigger block cavity, and the connecting block is far away from the end face.
The invention has the beneficial effects that: this device passes through the automatic meshing of mould, to the clearance of residue and the polishing of face of weld, realize the integrated level, degree of automation is higher, labour's waste has been avoided, press the start button simultaneously and can accomplish whole work progress automatically, need not workman manual operation, the direct contact of workman to harmful gas has been avoided, the risk that the workman received the high temperature scald has also been avoided, it swings around the sander arc to drive through the swinging arms, and the movable block drives the reciprocal motion about the emery wheel, the work of polishing to the welding joint surface has been realized, thereby make the train can normally drive the rail of welding joint.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic overall structure diagram of an automatic welding and grinding device for thermite welding of a rail according to the invention.
Fig. 2 is a schematic sectional view of the structure in the direction of a-a in fig. 1.
Fig. 3 is a schematic sectional view of fig. 2 taken along the direction B-B.
FIG. 4 is a schematic cross-sectional view taken along line C-C in FIG. 3;
fig. 5 is an enlarged schematic view of fig. 2 at D.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: 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.
With reference to fig. 1-5, the automatic welding and grinding device for thermite welding of rails includes a main box 10, an observation cavity 14 is formed in the main box 10, a fixed belt cavity 16 is formed in the front side of the observation cavity 14 in the main box 10, two bidirectional threaded rod cavities 42 with downward openings are formed in the rear side of the fixed belt cavity 16 in the main box 10 and the observation cavity 14 is a symmetric center, a trigger block 41 with a downward opening is arranged between the left bidirectional threaded rod cavity 42 and the observation cavity 14, a bevel gear cavity 22 is formed between the right bidirectional threaded rod cavity 42 and the observation cavity 14, a low-speed motor cavity 39 is formed in the rear side of the bevel gear cavity 22 and the right bidirectional threaded rod cavity 42, a front end wall of the bidirectional threaded rod cavity 42 is connected in a rotationally matched manner with the fixed belt cavity 16 in a forward extending manner, and a left end wall of the bidirectional threaded rod cavity 42 in a backward extending manner and is connected with a rear end wall of the left bidirectional threaded rod cavity 42 in a rotationally matched manner The right side extends backward and runs through the right side from the two-way threaded rod cavity 42 to the two-way threaded rod 45 connected with the rear end wall of the low-speed motor cavity 39 in a rotating fit manner, the two-way threaded rod 45 is connected with thread blocks 44 arranged in a bilateral symmetry manner in the two-way threaded rod cavity 42 in a thread fit manner, the thread blocks 44 are close to the end face of the symmetry center side and fixedly connected with clamping blocks 40, the tail end of the front side of the two-way threaded rod 45 is fixedly connected with a first belt wheel 21, a fixed belt 15 is connected between the first belt wheels 21 in a power fit manner, the front end wall and the rear end wall of the observation cavity 14 are fixedly connected with mold containers 13 symmetrically arranged with openings towards the symmetry center, a first spring cavity 19 is communicated and arranged in the main box body 10 at the side where the mold containers 13 are far away from the symmetry center side, the mold containers 13 are far away from the symmetry end wall in a sliding fit manner and, the connecting block 36 is located in the die container 13, a die 38 is fixedly connected, and a first spring 37 is fixedly connected between the end wall of the first spring cavity 19 far away from the symmetry center side and the side of the connecting block 36 far away from the symmetry center.
In addition, in one embodiment, a third connecting shaft 82 extending leftwards into the observation cavity 14 and rightwards into the bevel gear cavity 22 is connected to the right end wall of the observation cavity 14 in a rotating fit manner, a second eccentric disc 81 is fixedly connected to the left end of the third connecting shaft 82, a first bevel gear 23 is fixedly connected to the right end of the third connecting shaft 82, a first transmission shaft 25 extending forwards into the bevel gear cavity 22 and rearwards into the low-speed motor cavity 39 is connected to the rear end wall of the bevel gear cavity 22 in a rotating fit manner, a second bevel gear 24 capable of being meshed with the first bevel gear 23 is fixedly connected to the front end of the first transmission shaft 25, a fifth gear 52 is fixedly connected to the rear end of the first transmission shaft 25, and a low-speed motor 46 is fixedly connected to the front end wall of the low-speed motor cavity 39 between the first transmission shaft 25 and the right two-way threaded rod 45, the rear end wall of the low-speed motor 46 is connected with a driving shaft 48 in a rotating fit mode, a driven shaft 49 is connected to the driving shaft 48 in a spline fit mode, and the tail end of the rear side of the driven shaft 49 is connected with a starting button 30 which extends backwards to the outside of the main box body 10 in a rotating fit mode.
In addition, in one embodiment, a third gear 47 capable of meshing with the fifth gear 52 is fixedly connected to the driven shaft 49, a fourth gear 51 is fixedly connected to the driven shaft 49 at the rear side of the third gear 47, a first connecting shaft 32 is rotatably connected to the rear end wall of the low-speed motor cavity 39 at the left side of the start button 30 in a matching manner, a rope reel 33 is fixedly connected to the first connecting shaft 32, a second gear 34 capable of meshing with the fourth gear 51 is fixedly connected to the front side of the rope reel 33 on the first connecting shaft 32, two first gears 28 capable of meshing with the fourth gear 51 are symmetrically arranged on the two-way threaded rod 45 at the right side in the low-speed motor cavity 39 in a fixed manner, a trigger block 11 is slidably connected to the trigger block 41 in a matching manner, and a third spring 31 is fixedly connected between the upper end face of the trigger block 11 and the upper end wall of the trigger block 41, two hydraulic rods 43 which are arranged by taking the symmetric center of the mold container 13 as the symmetric center are fixedly connected in the left end wall of the observation cavity 14, a cutter 12 is fixedly connected between the hydraulic rods 43, a friction strip 29 which is positioned at the right side of the starting button 30 and is abutted against the starting button 30 is fixedly connected in the lower end wall of the low-speed motor cavity 39, and a second spring 20 is fixedly connected between the outer side of the main box body 10 and the rear end wall of the main box body 10 on the starting button 30.
In addition, in an embodiment, the right end wall of the observation cavity 14 is located on the lower side of the third connecting shaft 82 and is fixedly connected with a central rod 77, the left end of the central rod 77 is connected with a swing rod 75 in a rotating fit mode, the upper side of the central rod 77 is provided with a connecting rod cavity 78 which is through from left to right in the swing rod 75, the upper side of the connecting rod cavity 78 is provided with an execution rod cavity 79 which is through from left to right in the swing rod 75, the left end of the second eccentric disc 81 is fixedly connected with a second connecting rod 76 which is connected with the connecting rod cavity 78 in a sliding fit mode, an execution rod 80 is connected in the execution rod cavity 79 in a sliding fit mode, and the left end of the execution rod 80 is fixedly.
In addition, in one embodiment, a moving cavity 53 is arranged in the sander 35, a turning cavity 62 is arranged on the right side of the moving cavity 53 in the sander 35, a connecting belt cavity 83 is arranged on the right side of the turning cavity 62 in the sander 35, a high-speed motor 66 is fixedly connected to the right side of the connecting belt cavity 83 in the rear end wall of the sander 35, a second transmission shaft 65 which extends forwards through the connecting belt cavity 83 to the turning cavity 62 is connected to the front end face of the high-speed motor 66 in a rotating fit manner, a second belt pulley 67 is fixedly connected to the connecting belt cavity 83 in the second transmission shaft 65, a second connecting shaft 69 which extends forwards into the moving cavity 53 and backwards extends into the connecting belt cavity 83 is connected to the left side of the second transmission shaft 65 in a rotating fit manner in the front end wall of the connecting belt cavity 83, a first eccentric disc 71 is fixedly connected to the front end of the second connecting shaft 69, a third belt wheel 70 is fixedly connected to the rear end of the second connecting shaft 69, a connecting belt 68 is connected between the third belt wheel 70 and the second belt wheel 67 in a power fit manner, a limiting rod 74 which extends to the outside of the sander 35 leftwards and extends to the inside of the moving cavity 53 rightwards is connected to the left end of the moving cavity 53 in a sliding fit manner, a moving block 54 is fixedly connected to the right end of the limiting rod 74, a slider cavity 55 with a backward opening is arranged in the moving block 54, a grinding wheel cavity 56 is arranged on the right side of the slider cavity 55 in the moving block 54, a spline shaft 63 which extends to the inside of the grinding wheel cavity 56 leftwards and extends to the inside of the turning cavity 62 is fixedly connected to the left end wall of the grinding wheel cavity 56 in a rotating fit manner, the grinding wheel cavity 56 extends to the inside of the grinding wheel cavity 56 rightwards and extends to the inside of the moving cavity 53 in a spline fit A connected spline cylinder shaft 60, the end of the left side of the spline cylinder shaft 60 is fixedly connected with a fourth bevel gear 59, a grinding wheel 58 which extends upwards into the grinding wheel cavity 56 and downwards into the observation cavity 14 is connected in a rotating fit mode on the lower end wall of the grinding wheel cavity 56, a third bevel gear 57 capable of meshing with the fourth bevel gear 59 is fixedly connected to the upper end of the grinding wheel 58, a first connecting rod 72 which extends forwards into the slide block cavity 55 and extends backwards to be fixedly connected with the front end surface of the first eccentric disc 71 is connected with the rear end wall of the slide block cavity 55 in a sliding fit manner, the front end of the first connecting rod 72 is fixedly connected with a sliding block 73 which is connected with the sliding block cavity 55 in a sliding fit manner, a first pull rope 17 is fixedly connected between the end face of the connecting block 36 far away from the symmetric center and the upper end face of the trigger block 11, a second pull rope 18 is fixedly connected between the end face of the connecting block 36 far away from the symmetrical center and the rope disc 33.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-5, the apparatus of the present invention is in an initial state;
sequence of mechanical actions of the whole device:
the main box body 10 is placed on a rail, the die 38 is aligned with two sides of a welding port, when the main box body 10 is placed on the rail, the trigger block 11 overcomes the elasticity of the third spring 31 to move upwards, the first pull rope 17 at the end of the trigger block 11 is loosened, the connecting block 36 moves towards the rail under the thrust of the first spring 37 to be just abutted, the medicinal powder is poured into the die 38 and ignited to carry out aluminothermic reaction, thereby forming a seamless rail, after the complete reaction, the timing forward and reverse rotation low-speed motor 46 is started, the starting button 30 is pressed leftwards, the starting button 30 overcomes the elasticity of the second spring 20 and the friction force of the friction strip 29 to drive the fourth gear 51 and the third gear 47 to move leftwards through the driven shaft 49, the fourth gear 51 is just meshed with the first gear 28 at the front side, the third gear 47 is still not meshed with the fifth gear 52, the low-speed motor 46 rotates to drive the driven shaft 49 to rotate through, the driven shaft 49 rotates to drive the third gear 47 and the fourth gear 51 to rotate;
the fourth gear 51 rotates to drive the right bidirectional threaded rod 45 to rotate through the first gear 28, the right bidirectional threaded rod 45 rotates to drive the right clamping block 40 to move through the right threaded block 44, the threaded block 44 rotates to drive the clamping block 40 to move towards the rail direction and clamp the rail because the two sides of the threaded block 44 are opposite threads, the rear bidirectional threaded rod 45 rotates to drive the fixing belt 15 to rotate through the right first belt wheel 21, the fixing belt 15 rotates to drive the left bidirectional threaded rod 45 to rotate through the left first belt wheel 21, and the left bidirectional threaded rod 45 rotates to drive the left clamping block 40 to move through the left threaded block 44 to clamp the rail;
the start button 30 slowly moves backwards under the thrust of the second spring 20 to overcome the friction force of the friction strip 29, when the clamping block 40 clamps the rail, the start button 30 just drives the fourth gear 51 to move backwards to be disengaged from the first gear 28, the third gear 47 is not engaged with the fifth gear 52, at this time, the fourth gear 51 moves backwards to be engaged with the second gear 34, the fourth gear 51 rotates to drive the first connecting shaft 32 to rotate through the second gear 34, the first connecting shaft 32 rotates to drive the rope reel 33 to rotate, the rope reel 33 rotates to pull the second pull rope 18, the second pull rope 18 drives the connecting block 36 to move away from the rail to overcome the elastic force of the first spring 37 and return to the mold container 13, the driven shaft 49 drives the fourth gear 51 to move backwards to be disengaged from the second gear 34, at this time, the hydraulic rod 43 reaches the start time, the hydraulic rod 43 starts to drive the cutter 12 to move backwards, cutting off the redundant medicine dregs and then withdrawing;
the driven shaft 49 continues to move backwards until the third gear 47 is meshed with the fifth gear 52, the fourth gear 51 is not meshed with the rear first gear 28, at this time, the high-speed motor 66 is started, the third gear 47 rotates to drive the first transmission shaft 25 to rotate through the fifth gear 52, the first transmission shaft 25 rotates to drive the first helical gear 23 to rotate through the second helical gear 24, the first helical gear 23 rotates to drive the second eccentric disc 81 to rotate through the third connection shaft 82, the second eccentric disc 81 rotates to drive the swing rod 75 to swing forwards and backwards around the central rod 77 through the second connection rod 76, and the swing rod 75 swings forwards and backwards to drive the sander 35 to swing forwards and backwards through the actuating rod 80;
the high-speed motor 66 rotates to drive the second belt wheel 67 and the sixth helical gear 64 to rotate through the second transmission shaft 65, the second belt wheel 67 rotates to drive the third belt wheel 70 to rotate through the connecting belt 68, the third belt wheel 70 rotates to drive the first eccentric disc 71 to rotate through the second connecting shaft 69, the first eccentric disc 71 rotates to drive the slider 73 to rotate through the first connecting rod 72, the slider 73 rotates to drive the moving block 54 to move left and right, the moving block 54 moves left and right to drive the limiting rod 74 and the spline shaft 60 to move left and right, meanwhile, the sixth helical gear 64 rotates to drive the spline shaft 63 to rotate through the fifth helical gear 61, the spline shaft 63 rotates to drive the fourth helical gear 59 to rotate through the spline shaft 60, the fourth helical gear 59 rotates to drive the grinding wheel 58 to rotate through the third helical gear 57, the grinding of the welded surface is completed, the high-speed motor 66 stops rotating, at the time when the low-speed motor 46 reaches the reverse rotation time, the driven, meanwhile, the fourth gear 51 is meshed with the rear first gear 28, the low-speed motor 46 reversely rotates to drive the driven shaft 49 to reversely rotate through the driving shaft 48, the driven shaft 49 reversely rotates to drive the rear first gear 28 to reversely rotate through the fourth gear 51, the rear first gear 28 reversely rotates to drive the clamping block 40 to move in the direction away from the rail through the right bidirectional threaded rod 45, and the low-speed motor 46 stops rotating after being completely separated.
The invention has the beneficial effects that: this device passes through the automatic meshing of mould, to the clearance of residue and the polishing of face of weld, realize the integrated level, degree of automation is higher, labour's waste has been avoided, press the start button simultaneously and can accomplish whole work progress automatically, need not workman manual operation, the direct contact of workman to harmful gas has been avoided, the risk that the workman received the high temperature scald has also been avoided, it swings around the sander arc to drive through the swinging arms, and the movable block drives the reciprocal motion about the emery wheel, the work of polishing to the welding joint surface has been realized, thereby make the train can normally drive the rail of welding joint.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a rail thermite welding automatic weld grinding device, includes the main tank body, its characterized in that: an observation cavity which is communicated up and down is arranged in the main box body, a fixed belt cavity is arranged on the front side of the observation cavity in the main box body, two bidirectional threaded rod cavities with downward openings are arranged on the rear side of the fixed belt cavity in the main box body by taking the observation cavity as a symmetrical center, a trigger block with downward openings is arranged between the bidirectional threaded rod cavity on the left side and the observation cavity, a bevel gear cavity is arranged between the bidirectional threaded rod cavity on the right side and the observation cavity, a low-speed motor cavity is arranged on the rear side of the bidirectional threaded rod cavity on the right side, a bidirectional threaded rod which extends forwards into the fixed belt cavity, extends backwards to be connected with the rear end wall of the bidirectional threaded rod cavity on the left side in a rotating fit manner, extends backwards to penetrate through the right side, and is connected with the rear end wall of the low-speed motor cavity in a rotating fit manner is connected with the front end wall of the bidirectional threaded rod cavity on the left side, the bidirectional threaded rod is connected with thread blocks which are symmetrically arranged at left and right sides in a threaded fit manner in the cavity of the bidirectional threaded rod, the end surface of the thread block close to the side of the symmetrical center is fixedly connected with a clamping block, the tail end of the front side of the bidirectional threaded rod is fixedly connected with a first belt wheel, a fixed belt is connected between the first pulleys in a power fit manner, mold containers with openings towards the symmetrical centers are symmetrically arranged and fixedly connected with the front end wall and the rear end wall of the observation cavity, a first spring cavity is communicated with the side of the main box body, which is far away from the symmetrical center, of the mold container, the die container is connected with a connecting block which extends into the die container close to the symmetrical center side and extends into the first spring cavity far from the symmetrical center side in a sliding fit manner, the connecting block is located fixedly connected with mould in the mould container, the symmetrical center side end wall is kept away from to first spring chamber with the connecting block is kept away from the first spring of fixedly connected with between the symmetrical center side.
2. An automatic welding grinding device for thermite welding of rails according to claim 1, wherein: the right end wall of the observation cavity is connected with a third connecting shaft which extends leftwards into the observation cavity and rightwards into the helical gear cavity in a rotating matching manner, the left end of the third connecting shaft is fixedly connected with a second eccentric disc, the right end of the third connecting shaft is fixedly connected with a first helical gear, the rear end wall of the helical gear cavity is connected with a first transmission shaft which extends forwards into the helical gear cavity and extends backwards into the low-speed motor cavity in a rotating matching manner, the front end of the first transmission shaft is fixedly connected with a second helical gear which can be meshed with the first helical gear, the rear end of the first transmission shaft is fixedly connected with a fifth gear, a low-speed motor is fixedly connected between the first transmission shaft and the right bidirectional threaded rod in the front end wall of the low-speed motor cavity, and the rear end wall of the low-speed motor is connected with a driving shaft in a, the driving shaft is connected with a driven shaft in a spline matching mode, and the tail end of the rear side of the driven shaft is connected with a starting button which extends backwards to the outside of the main box body in a rotating matching mode.
3. An automatic welding grinding device for thermite welding of rails according to claim 1, wherein: a third gear capable of being meshed with the fifth gear is fixedly connected to the driven shaft, a fourth gear is fixedly connected to the driven shaft at the rear side of the third gear, a first connecting shaft is connected to the driven shaft at the left side of the start button in the rear end wall of the low-speed motor cavity in a rotating fit manner, a rope disc is fixedly connected to the first connecting shaft, a second gear capable of being meshed with the fourth gear is fixedly connected to the front side of the rope disc on the first connecting shaft, two first gears capable of being meshed with the fourth gear are symmetrically arranged in the low-speed motor cavity on the right side of the two-way threaded rod, a trigger block cavity is connected in a sliding fit manner in the trigger block, a third spring is fixedly connected between the upper end face of the trigger block cavity and the upper end wall of the trigger block, and two hydraulic rods arranged in the left end wall of the observation cavity and taking the symmetry center of the mold container as the symmetry center are fixedly connected to the left end wall of, the hydraulic motor is characterized in that a cutter is fixedly connected between the hydraulic rods, a friction strip which is located on the right side of the starting button and is abutted to the starting button is fixedly connected in the lower end wall of the cavity of the low-speed motor, and a second spring is fixedly connected between the outer side of the main box body and the rear end wall of the main box body on the starting button.
4. An automatic welding grinding device for thermite welding of rails according to claim 1, wherein: observe chamber right-hand member wall and be located well core rod of third connecting axle downside fixedly connected with, the terminal normal running fit in well core rod left side is connected with the swinging arms, be located in the swinging arms well core rod upside is equipped with about the connecting rod chamber that link up, be located in the swinging arms connecting rod chamber upside is equipped with about the executive rod chamber that link up, the terminal fixedly connected with in second eccentric disc left side with the second connecting rod that connecting rod chamber sliding fit connects, executive rod intracavity sliding fit is connected with the executive rod, the terminal fixedly connected with sander in executive rod left side.
5. An automatic welding grinding device for thermite welding of rails according to claim 4, wherein: a moving cavity is arranged in the sander, a steering cavity is arranged on the right side of the moving cavity and is positioned in the sander, a connecting belt cavity is arranged on the right side of the steering cavity, a high-speed motor is fixedly connected on the right side of the connecting belt cavity and is positioned in the sander, the front end face of the high-speed motor is connected with a second transmission shaft which extends forwards and penetrates through the connecting belt cavity into the steering cavity in a rotating and matching manner, a second belt wheel is fixedly connected in the connecting belt cavity and is positioned on the second transmission shaft, a second connecting shaft which extends forwards into the moving cavity and backwards into the connecting belt cavity is connected in the front end wall of the connecting belt cavity and is positioned on the left side of the second transmission shaft in a rotating and matching manner, a first eccentric disc is fixedly connected at the front end of the second connecting shaft, and a third belt wheel is fixedly connected at the rear end of the second connecting shaft, a connecting belt is connected between the third belt wheel and the second belt wheel in a power fit manner, a limiting rod which extends to the outside of the sander leftwards and extends into the moving cavity rightwards is connected to the left end wall of the moving cavity in a sliding fit manner, a moving block is fixedly connected to the right end of the moving cavity, a slider cavity with a backward opening is arranged in the moving block, a grinding wheel cavity is arranged in the moving block and is positioned on the right side of the slider cavity, a spline shaft which extends to the inside of the grinding wheel cavity leftwards and extends to the inside of the turning cavity rightwards is fixedly connected to the left end wall of the turning cavity, a spline shaft which extends to the inside of the grinding wheel cavity leftwards and extends to the moving cavity rightwards and is in spline fit connection with the spline shaft is connected to the right end of the grinding wheel cavity in a rotating fit manner, a fourth helical gear is fixedly connected to the left end of the spline, the terminal fixedly connected with of emery wheel upside can with fourth helical gear meshing's third helical gear, sliding fit is connected with and extends to forward in the slider chamber back end wall the slider intracavity and backward extend to with terminal surface fixed connection's head rod before the first eccentric disc, the terminal fixedly connected with of head rod front side with the slider that slider chamber sliding fit is connected, the symmetrical center terminal surface is kept away from to the connecting block with trigger a chamber between the up end fixedly connected with stay cord, the symmetrical center terminal surface is kept away from to the connecting block with fixedly connected with second stay cord between the cable drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204538.6A CN112301813A (en) | 2020-11-02 | 2020-11-02 | Rail thermite welding automatic weld grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204538.6A CN112301813A (en) | 2020-11-02 | 2020-11-02 | Rail thermite welding automatic weld grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112301813A true CN112301813A (en) | 2021-02-02 |
Family
ID=74333630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011204538.6A Withdrawn CN112301813A (en) | 2020-11-02 | 2020-11-02 | Rail thermite welding automatic weld grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112301813A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977394A (en) * | 2021-10-09 | 2022-01-28 | 罗有鹏 | Grinding device for steel rail thermite welding |
-
2020
- 2020-11-02 CN CN202011204538.6A patent/CN112301813A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977394A (en) * | 2021-10-09 | 2022-01-28 | 罗有鹏 | Grinding device for steel rail thermite welding |
| CN113977394B (en) * | 2021-10-09 | 2024-02-09 | 山东必胜百新材料科技有限公司 | Grinding device for thermite welding of steel rail |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210202 |
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| WW01 | Invention patent application withdrawn after publication |