CN210657829U

CN210657829U - Rail grinding wagon

Info

Publication number: CN210657829U
Application number: CN201920772882.1U
Authority: CN
Inventors: 张建法; 匡绍龙; 王梓豪; 钱蒋忠; 郭爱华
Original assignee: Suzhou Ruiyou Intelligent Equipment Co ltd
Current assignee: Suzhou Ruiyou Intelligent Equipment Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-06-02
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a rail grinding wagon, include the frame of following railway rail walking, all be provided with two at least arms of polishing on the carriage body that every rail corresponds, be provided with the positive line of the top surface that is used for polishing the rail, inboard cambered surface and outside cambered surface on two at least arms of polishing respectively and polish the first subassembly and be used for polishing the switch of the inboard vertical edge of rail and switch vertical edge polish the first subassembly. The utility model discloses have the function that positive line and switch were polished, improved efficiency and the quality of polishing, guaranteed the safety of railway operation.

Description

Rail grinding wagon

Technical Field

The utility model relates to a track is polished and is maintained the field, concretely relates to rail grinding wagon.

Background

In recent years, with the continuous development of railway transportation industry in China, the train weight and the train density of main trunks are continuously increased, large-scale passenger special lines are continuously constructed, and the improvement of the comfort and the safety of railway operation is a basic requirement in the railway development process. However, because of high traffic density, passenger transportation speed increase, freight transportation heavy load and bad traffic conditions in China, the train has serious damage to the track structure, the surface of the steel rail is easy to generate fatigue cracks, peeling, fat edges and other defects, wave abrasion and other defects, and the safety and the stability of railway operation are seriously influenced.

In order to prevent the damage of the rail from further expanding after being damaged, a rail grinding vehicle or a conventional manual grinding machine is generally used for grinding and maintaining the rail. The traditional manual grinding machine has low grinding precision, low grinding efficiency, complex operation and high labor intensity, and the steel rail grinding vehicle has high grinding speed, high precision and good effect. The turnout is a weak link on a line, has the defects of fat edges and the like, is complex in structure and small in gap, and cannot be polished by the conventional main line polishing mechanism, so that the polishing applicability is poor, and the polishing time is greatly prolonged.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a rail grinding wagon has the function that positive line and switch were polished, need not operating personnel manual regulation, has improved efficiency and the quality of polishing, has guaranteed the safety of railway operation.

In order to solve the technical problem, the utility model provides a rail grinding wagon, include the frame of following the railway rail walking, all be provided with two at least arms of polishing on the carriage body that every rail corresponds, be provided with the main line of the top surface that is used for polishing the rail, inboard cambered surface and outside cambered surface on two at least arms of polishing respectively and polish the first subassembly and be used for polishing the switch of the inboard vertical edge of rail and switch vertical edge and polish the first subassembly.

Furthermore, the main line grinding head assembly and the turnout grinding head assembly respectively comprise a grinding power component and a grinding head, and a power steering gear is further arranged between the grinding power component and the grinding head of the turnout grinding head assembly.

Further, the mechanical arm of polishing includes moving platform, moving platform passes through horizontal migration mechanism and is connected with the car frame body, moving platform is along the width direction reciprocating motion of rail, the last first straight lifting unit that is provided with of moving platform, first straight lifting unit sets up towards the rail top surface, be provided with rotary part and rotary platform on the first straight lifting unit, rotary part drives rotary platform and rotates, the last second straight lifting unit that is provided with of rotary platform, be provided with main line grinding head subassembly or switch grinding head subassembly on the second straight lifting unit.

Further, first straight line lifting unit includes two rotatory plummer and the rotatory mounting bracket of relative setting, and rotatory plummer and rotatory mounting bracket are connected with moving platform through two first direction subassemblies, first direction subassembly includes that first guide bar and cover establish the first uide bushing on first guide bar, and one of them first direction subassembly is connected with rotatory plummer, and another is connected with rotatory mounting bracket, installs the rotary part that provides rotary power on the rotatory mounting bracket, is provided with first straight line unit between rotatory plummer and the moving platform, first straight line unit is fixed to be set up in the moving platform bottom, the body of first straight line unit still passes through connecting plate fixed connection with adjacent first direction subassembly.

Further, the second straight line lifting unit comprises a second straight line unit and a plurality of second guide assemblies, each second guide assembly comprises a second guide rod and a second guide sleeve sleeved on the corresponding second guide rod, the second guide sleeve and the second straight line unit are fixedly arranged on the rotary platform, and the extending ends of the second guide rods and the second straight line unit are connected with the mounting platform.

Furthermore, swing arm plates are vertically arranged on two sides of the rotating platform, and swing ends of the swing arm plates are arranged towards the moving platform and fixedly connected with the rotating platform.

Further, horizontal migration mechanism is including the installation base, be provided with guide rail set spare between installation base and the moving platform, the last third sharp unit that is provided with of moving platform, the end that stretches out of third sharp unit sets up to the flake pole, the flake pole other end is connected with the flake connecting block, the flake connecting block is fixed to be set up on the installation base, the installation base is fixed to be set up on the car frame body.

Furthermore, the head and the tail of the frame body are both provided with fixed base bodies, and the two fixed base bodies are respectively provided with a power source unit and a control unit.

Further, the power source unit is a generator, a battery or an external power source, the fixing base body is of a triangular frame structure, and the width of the frame body is welded according to the width of the steel rail.

The utility model has the advantages that:

the grinding wagon has the advantages that the grinding wagon is simple in structure and easy to operate, can grind the main line and can grind the turnout, the problem that the existing main line grinding mechanism cannot grind the turnout is solved, the grinding wagon has a comprehensive grinding function, grinding efficiency and quality are improved, and safety of railway operation is guaranteed.

The structure difference of the main line grinding head component or the turnout grinding head component is that the turnout grinding head component is provided with a power steering gear, the structure consistency is high, the maintenance is convenient, and the production efficiency and the production quality can be improved.

Every main line grinding head subassembly and every switch grinding head subassembly all can work independently, mutual noninterference each other, consequently can also polish to the rail different positions in the lump when polishing two rails, improved the efficiency of polishing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a front line polishing head assembly of the present invention;

FIG. 3 is a schematic structural view of the turnout grinding head assembly of the present invention;

FIG. 4 is a schematic view of the top surface of the rail of the present invention in a polished state;

FIG. 5 is a schematic view showing the first step of the operation of the present invention when grinding the side arc of the rail;

FIG. 6 is a schematic diagram showing the second step of the operation of the present invention when the side arc of the rail is ground;

fig. 7 is a schematic diagram of the third step action state when the utility model polishes the side arc of the steel rail.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1 to 3, the utility model discloses a rail grinding wagon's an embodiment, include frame 1 along the walking of railway rail, all be provided with two at least grinding mechanical arm 2 on the carriage body that every rail corresponds, be provided with respectively on two at least grinding mechanical arm and be used for polishing the top surface of rail, the main line of inboard cambered surface and the outside cambered surface of rail and polish first subassembly 3 and be used for polishing the switch of the inboard vertical edge of rail and switch vertical edge and polish first subassembly 4. The main line grinding head component and the turnout grinding head component are at least 1, and can be increased according to use requirements, and each main line grinding head component and each turnout grinding head component can work independently and do not interfere with each other, but can be matched with each other in a grinding effect, so that the two steel rails can be ground simultaneously at different positions of the steel rails, and the grinding efficiency is improved.

The main line grinding head assembly and the turnout grinding head assembly respectively comprise a grinding power component and a grinding head, and a power steering gear is arranged between the grinding power component and the grinding head of the turnout grinding head assembly; specifically, the positive line grinding head assembly comprises a first grinding power component 6 and a first grinding head 7 which is arranged along the axial direction of the first grinding power component; namely, the end surface for polishing of the first grinding head is vertical to the axial direction of the first grinding power component; the turnout grinding head assembly comprises a second grinding power component 8, a power steering gear 9 and a second grinding head 10 which is arranged along the radial direction of the first grinding power component, wherein the second grinding power component and the power steering gear are sequentially connected; namely, the end surface for grinding by the second grinding head is parallel to the axial direction of the second grinding power component. The power steering device is a right-angle speed reducer or a steering gear box, but is not limited to the above-mentioned mechanisms. The first polishing power component and the second polishing power component can be of the same structure, namely the polishing power component generally adopts a polishing motor, and the consistency is further improved. The first grinding head and the second grinding head may be collectively referred to as grinding heads, and are the same component.

And the head and the tail of the frame body are both provided with fixed base bodies 31, and the two fixed base bodies are respectively provided with a power source unit 29 and a control unit 30 which are respectively used for providing power for polishing, moving and the like and controlling the polishing unit to act. The power source unit is a generator, a battery or an external power supply, can work effectively and singly, and the fixing base body is of a triangular frame structure, so that the fixing base body is stable and reliable;

when designing the car frame body, the width of car frame body welds the preparation according to the width of rail, guarantees that the unit of polishing can process the position that the rail need polish.

Foretell positive line grinding head subassembly and switch grinding head subassembly all include moving platform 11, moving platform passes through horizontal migration mechanism 12 and is connected with the carriage body, moving platform is along the width direction reciprocating motion of rail, the last first straight line lifting unit 13 that is provided with of moving platform, first straight line lifting unit sets up towards the rail top surface, be provided with rotary part 14 and rotary platform 15 on the first straight line lifting unit, rotary part drives rotary platform and rotates, the last second straight line lifting unit 16 that is provided with of rotary platform, be provided with the bistrique subassembly on the second straight line lifting unit. The moving platform realizes the movement in the horizontal direction through the horizontal moving mechanism, the first linear lifting assembly can drive the rotating platform to move along the axial direction, the second linear lifting assembly can drive the grinding head assembly to move along the axial direction, and the rotating part drives the rotating platform to rotate so as to change the included angle between the grinding head and the steel rail.

The first linear lifting assembly is matched with the second linear lifting assembly, so that the first linear lifting assembly has a longer extending distance, has a compact structure in a contraction state, is long in stroke, is beneficial to adjustment and use at different positions and different angles, improves the use precision of the grinding wagon, and is also beneficial to reducing interference between mechanisms and track pavements.

Specifically, when using, adjust grinding device according to the difference of the rail position of polishing, when the top surface of rail of polishing, moving platform drives the all subassembly of polishing in lower part and removes to the rail top, then first straight line lifting unit action, drive rotary part and rotary platform and stretch out, the power part action of polishing afterwards drives the bistrique and rotates, the action of second straight line lifting unit drives rotary platform and stretches out once more, be about to pivoted bistrique push the rail and with the rail butt, the rail top surface is polished to the bistrique promptly, it is shown to refer to 4.

When the inner arc surface of the steel rail is polished, the moving platform drives all polishing assemblies at the lower part to move to the inner side part of the steel rail, then the rotating part drives the rotating platform to rotate according to the angle to be polished, as shown in figure 5, the first linear lifting assembly acts to drive the rotating part and the rotating platform to extend out, as shown in figure 6, wherein the two steps can act synchronously, or the first linear lifting assembly acts first, then the rotating part acts, and the selection is carried out according to the requirement; the power part action of polishing afterwards drives the bistrique and rotates, and the action of second straight line lifting unit drives rotary platform and stretches out once more, is about to the pivoted bistrique push the rail and with the rail butt, the rail is polished to the bistrique promptly, refer to fig. 7 and show.

When the outer arc surface of the steel rail is polished, the moving platform drives all polishing assemblies on the lower portion to move to the outer side portion of the steel rail, and the rest of the polishing assemblies refer to the action of polishing the inner arc surface of the steel rail.

The rotating angle of the rotating platform is at least 85 degrees, the top surface of the vertical steel rail is used as a basic central axis, the angle is 70 degrees towards the inner side direction of the steel rail, and the angle is 15 degrees towards the inner side direction of the steel rail, so that the polishing requirement is met.

Referring to fig. 3, the grinding end of the grinding head is parallel to the side edge of the steel rail, so that the grinding head is parallel to the vertical edge of the inner side edge of the steel rail, when the grinding head grinding device is used, the first linear lifting assembly acts and the second linear lifting assembly acts to stretch out and move the grinding head to one side of the vertical edge, then the grinding head acts and is driven by the moving platform, and the grinding head is attached to the steel rail to realize the vertical edge grinding effect.

All polish and all need accomplish through the removal cooperation of car frame body to because foretell a plurality of units of polishing all operate independently and use, consequently can polish the top surface of rail, two side cambered surfaces and vertical edge simultaneously, during polishing, interference between each subassembly is little, can polish the problem that different positions change touch through between the adjacent unit in the width direction, has stronger flexibility.

The linear steel rail is polished, so that all surfaces of the linear steel rail needing to be polished can be used; and the track has the switch part, consequently still need polish the switch, therefore the switch polishing head subassembly when can polishing the vertical edge, its mainly switch that can also polish, adopt power steering ware back, the bistrique can directly stretch into the switch gap and directly polish (the switch section has the characteristics in narrow gap) to the vertical edge of switch, reach the effect that the commonality is strong to structural uniformity is high.

When the vertical edge of the turnout and the vertical edge of the linear steel rail are polished, the rotary platform can drive the polishing surface of the grinding head and the parallelism between the vertical edges, the fine adjustment effect is achieved, the grinding can be more accurately performed, and the precision is improved.

Referring to fig. 2, the first linear lifting assembly includes two relatively arranged rotary bearing tables 17 and a rotary mounting frame 171, the rotary bearing tables and the rotary mounting frame are connected with the mobile platform through two first guide assemblies 18, each first guide assembly includes a first guide rod and a first guide sleeve sleeved on the first guide rod, one of the first guide assemblies is connected with the rotary bearing table, the other one is connected with the rotary mounting frame, a rotating part for providing rotary power is installed on the rotary mounting frame, a first linear unit 19 is arranged between the rotary bearing table and the mobile platform, the first linear unit is fixedly arranged at the bottom of the mobile platform, and the body of the first linear unit is fixedly connected with the adjacent first guide assembly through a connecting plate 20. The connecting plate becomes adjacent first direction subassembly structure as an organic whole, can be with first uide bushing fixed connection, first uide bushing and moving platform fixed connection, the end that stretches out of first straight line unit is connected fixed as an organic whole with rotatory plummer, and rotatory plummer passes through rotary platform and is connected with rotatory mounting bracket, and consequently overall structure connects as an organic whole through rotatory platform. The first guide assembly provides a guide function when moving

Wherein, very crucial is, at the bistrique in-process of polishing, probably there is the condition that the polishing appears interfering or the unable condition of polishing etc. that breaks down, and the work of continuing to polish after these circumstances take place can cause the damage at other positions of device, and the most direct is exactly the damage of bistrique, consequently when the problem, through the action of first straight line unit, the quick rotatory plummer is carried and is carried for the rail is kept away from to the bistrique, plays good guard action.

The second straight line lifting unit includes second straight line unit 21 and a plurality of second direction subassembly 22, the second direction subassembly includes second guide bar and the second uide bushing of cover on the second guide bar, the fixed setting of second uide bushing second straight line unit is on rotary platform, the end that stretches out of second guide bar and second straight line unit is connected with mounting platform 23, the power part setting of polishing is on bistrique subassembly, outside the second straight line unit is as stretching out power, it is still spacing as mounting platform's connection, the second straight line unit directly drives mounting platform and removes, the second direction subassembly provides the direction function when removing.

Swing arm plates 24 are vertically arranged on two sides of the rotary platform, swing ends of the swing arm plates are arranged towards the moving platform and fixedly connected with the rotary platform, and the swing arm plates enable the grinding head to be close to the axis of the rotary part as far as possible when the grinding head rotates, so that the problem that the grinding head interferes with a track and other mechanisms when the grinding head rotates can be avoided, and the use safety is improved. And before the action, the distance between the grinding head and the moving platform can be effectively shortened, so that the whole structure is compact, and the first linear lifting assembly, the second linear lifting assembly and the rotating platform have enough operating spaces for lifting, stretching and rotating.

Foretell horizontal migration mechanism is provided with the guide rail set spare including installation base 25 between installation base and the moving platform, is provided with third straight line unit 26 on the moving platform, and third straight line unit is connected with fisheye pole 27 one end, and the end that stretches out of third straight line unit sets up to fisheye pole 28, and the fisheye connecting block is fixed to be set up on the installation base, and the installation base is fixed to be set up on the car frame body. The installation base exists with standardized structure, reduces the production degree of difficulty. Through the third straight line unit provides removal power for moving platform can move along guide rail set spare, and wherein the fisheye pole realizes the stability that third straight line unit provided power with the cooperation of fisheye connecting block, and the effort direction is towards the axial.

The structure consistency of the main line grinding head assembly and the turnout grinding head assembly is high, so that the main line grinding head assembly and the turnout grinding head assembly can be produced in batches, and the production efficiency is greatly improved; the structure consistency is high, the difficulty of maintenance can be reduced, and the complexity of equipment is reduced.

This structure can also greatly reduced use cost for the car of polishing is a middle-size and small-size model between manual polisher and heavy car of polishing, and the flexibility is good, and the independent operation flexible operation, and can adapt to the polishing of every railway, strong adaptability.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a rail grinding wagon, its characterized in that includes the frame of following railway rail walking, all is provided with two at least arms of polishing on the carriage body that every rail corresponds, is provided with the positive line of the top surface that is used for polishing the rail, inboard cambered surface and outside cambered surface on two at least arms of polishing respectively and polishes the first subassembly and be used for polishing the switch of the inboard vertical edge of rail and switch vertical edge and polish the first subassembly.

2. A rail grinding wagon as defined in claim 1 wherein the main grinding head assembly and the switch grinding head assembly each include a grinding power unit and a grinding head, and a power steering gear is further disposed between the grinding power unit and the grinding head of the switch grinding head assembly.

3. A steel rail grinding vehicle according to claim 1 or 2, wherein the grinding mechanical arm comprises a moving platform, the moving platform is connected with the vehicle frame body through a horizontal moving mechanism, the moving platform moves back and forth along two sides of the steel rail, a first linear lifting assembly is arranged on the moving platform and is arranged towards the top surface of the steel rail, a rotating part and a rotating platform are arranged on the first linear lifting assembly, the rotating part drives the rotating platform to rotate, a second linear lifting assembly is arranged on the rotating platform, and a main line grinding head assembly or a turnout grinding head assembly is arranged on the second linear lifting assembly.

4. A rail grinding wagon according to claim 3, wherein the first linear lifting assembly comprises two oppositely arranged rotary bearing tables and rotary mounting frames, the rotary bearing tables and the rotary mounting frames are connected with the movable platform through two first guide assemblies, the first guide assemblies comprise first guide rods and first guide sleeves sleeved on the first guide rods, one of the first guide assemblies is connected with the rotary bearing table, the other one of the first guide assemblies is connected with the rotary mounting frame, a rotating part for providing rotary power is installed on the rotary mounting frame, a first linear unit is arranged between the rotary bearing table and the movable platform, the first linear unit is fixedly arranged at the bottom of the movable platform, and a body of the first linear unit is fixedly connected with the adjacent first guide assembly through a connecting plate.

5. A rail grinding wagon as defined in claim 3 wherein the second linear lifting assembly comprises a second linear unit and a plurality of second guide assemblies, the second guide assemblies comprise second guide rods and second guide sleeves sleeved on the second guide rods, the second guide sleeves and the second linear unit are fixedly arranged on the rotary platform, and the second guide rods and the extending ends of the second linear unit are connected with the mounting platform.

6. A rail grinding wagon as defined in claim 3 wherein the rotary platform is vertically provided with swing arm plates on both sides, the swing ends of the swing arm plates being disposed toward the movable platform and fixedly connected to the rotary platform.

7. A rail grinding wagon as defined in claim 3 wherein the horizontal moving mechanism comprises a mounting base, a guide rail assembly is arranged between the mounting base and the moving platform, a third linear unit is arranged on the moving platform, an extending end of the third linear unit is a fisheye rod, the other end of the fisheye rod is connected with a fisheye connecting block, the fisheye connecting block is fixedly arranged on the mounting base, and the mounting base is fixedly arranged on the wagon body.

8. A rail grinding wagon as defined in claim 1 wherein the headstock and tailstock of the wagon body are provided with stationary bases, and the stationary bases are provided with a power source unit and a control unit, respectively.

9. A rail grinding wagon as defined in claim 8 wherein the power source unit is a generator, a battery or an external power source, the stationary base is of a triangular frame structure, and the width of the frame body is welded according to the width of the rail.