CN221000402U - Vehicle-mounted rail aligning device of rail welding vehicle - Google Patents

Abstract

The utility model discloses a vehicle-mounted rail alignment device of a welding rail vehicle, which comprises a mounting base and a rail alignment device, wherein the rail alignment device comprises a rail alignment base, a lifting mechanism, a cradle base, a clamping mechanism and an angle adjusting mechanism, the mounting base is connected with the rail alignment base, the rail alignment base is provided with the lifting mechanism, the lifting mechanism is provided with the cradle base which swings along a transverse horizontal axis, the cradle base is provided with the clamping mechanism which swings along a longitudinal horizontal axis, and the angle adjusting mechanism is arranged between the cradle base and the clamping mechanism. The utility model has the beneficial effects that: the rail welding machine has the advantages of being convenient to operate, low in running cost, high in mechanical degree, convenient to install and overhaul and the like, and can realize mechanized operation on rails by utilizing the conditions of the rail welding machine body when the rail welding machine is used for welding on a rail welding line, so that the operation efficiency is improved, the labor intensity is reduced, and the rail welding precision is improved.

Description

Vehicle-mounted rail aligning device of rail welding vehicle

Technical Field

The utility model belongs to steel rail construction equipment, and particularly relates to a vehicle-mounted rail aligning device of a rail welding vehicle.

Background

At present, when an air pressure welding rail car (particularly a welding machine is used for welding the rail car at the end part of the rail car, or the end part type flash welding rail car) is used for welding on-line (locking or folding locking) on site, certain difficulties exist in the operation process of rail filling and rail alignment, for example, when the radius of a line curve is smaller (less than 800 meters), the operation of rail alignment before welding is relatively laborious, and the operation efficiency is greatly influenced by the rail alignment time exceeding 30 minutes under the condition of poor line conditions.

Because the steel rails at the two ends are respectively twisted in opposite directions during welding with a small curve radius, the twisting is more serious particularly under the condition that the line is bent in an S shape. The rail welding machine requires that rails at two ends before welding are aligned, and can not have staggered teeth and distortion, otherwise, the appearance of a welding head after welding is not easy to meet the standard flatness requirement. The welding head has higher appearance requirement during the welding operation on the high-speed railway welding compound line, and the existing rail alignment method is time-consuming and is more difficult to meet the requirement of the welding head on the flatness, so that the problem to be solved is to improve the flatness of the welding joint.

The current method for on-site construction rail alignment adopts a crowbar, a track lifting machine and a rail-filling device to manually adjust the posture of the steel rail. The manual rail alignment is laborious, and particularly on a plateau, the severe anoxic environment increases the rail alignment difficulty. After the rail posture is adjusted, the problem of poor fixation exists, so that how to realize the light, loose and rapid rail alignment before welding is a difficult problem to be solved in rail welding operation. A set of novel rail alignment device is designed and developed by utilizing conditions of a rail welding vehicle body, such as a rail welding vehicle frame and a power source, so that mechanized operation on rails is realized, and the problems of improving the operation efficiency, lowering the labor intensity and improving the rail alignment precision are urgent to be solved at present.

Disclosure of utility model

The utility model aims at: the vehicle-mounted rail aligning device for the rail welding vehicle solves the problem that the existing rail aligning mode is difficult.

The aim of the utility model is achieved by the following technical scheme:

The utility model provides a on-vehicle rail arrangement of welding rail car, includes the installation base and to rail arrangement, to rail arrangement including to rail base, elevating system, cradle base, fixture and angle adjustment mechanism, the installation base is connected with to rail base, is equipped with elevating system on to rail base, is equipped with on the elevating system along horizontal axis wobbling cradle base, is equipped with on the cradle base along vertical horizontal axis wobbling fixture, is equipped with angle adjustment mechanism between cradle base and the fixture.

Further, the lifting rail device on the mounting base is also included.

Further, the rail lifting device comprises a rail lifting oil cylinder, a rail lifting chain and rail lifting clamp pincers, wherein the rail lifting oil cylinder is arranged on the mounting base, a piston rod of the rail lifting oil cylinder is connected with the rail lifting chain, and the rail lifting chain is connected with the rail lifting clamp pincers.

Further, the lifting mechanism comprises a lifting oil cylinder, the opposite rail base is connected with the lifting oil cylinder, the lifting oil cylinder is connected with the lifting base, and the lifting base is hinged with the cradle base through a cradle rotating shaft arranged along a transverse horizontal axis.

Further, the front end and the rear end of the lifting seat are respectively provided with a pitching adjuster, and the pitching adjusters at the two ends respectively act on the front end and the rear end of the cradle base.

Further, the lifting seat on be fixed with spacing slide, be fixed with the base otic placode on the rail base, the base otic placode slides and establishes in the vertical spout of spacing slide, is equipped with spacing otic placode on the spacing slide, is equipped with safe bolt between spacing otic placode and the base otic placode.

Further, the clamping mechanism comprises a clamping seat, rail clamp pairs are symmetrically arranged on two sides of the clamping seat, the middle parts of the rail clamp pairs are hinged to the clamping seat through clamp rotating shafts, and clamping oil cylinders are hinged between the upper parts of the rail clamp pairs on two sides.

Further, the lower part of the rail clamp is provided with clamp rollers, and the clamping seat is provided with upper limit rollers.

Further, the clamping mechanism is provided with two clamping mechanisms which are respectively positioned at the front end and the rear end of the cradle base.

Further, the angle adjusting mechanism comprises a torsion oil cylinder, the torsion oil cylinder is hinged with the cradle base, the torsion oil cylinder is hinged with a torsion lever, the torsion lever is hinged on the cradle base, the torsion lever is hinged with a torsion plate, the torsion plate is fixedly connected with a torsion shaft, the torsion shaft is fixedly connected with the clamping mechanism, and the torsion shaft is hinged on the cradle base.

The principle of the utility model is as follows: the vehicle-mounted rail alignment device is arranged at the bottom of the rail welding vehicle body and consists of a lifting mechanism, a cradle base, a clamping mechanism, an angle adjusting mechanism and the like, and the lifting oil cylinder, the clamping oil cylinder and the torsion oil cylinder are used as power mechanisms of the vehicle-mounted rail alignment device and provide power for the vehicle-mounted rail alignment device when the vehicle-mounted rail alignment device works. When the vehicle-mounted rail aligning device does not work, all the oil cylinders are in the initial position, and when the vehicle-mounted rail aligning device works, the corresponding oil cylinders are controlled according to the construction process flow. The whole device has the advantages of convenient operation, low running cost, high mechanization degree, convenient installation and maintenance, and the like.

The utility model realizes the following functions: when the vehicle-mounted rail alignment device is used for performing welding operation on a rail welding vehicle line, the rail alignment difficulty is high, the steel rail is difficult to fix, the flatness is difficult to meet the requirements, the remaining space of the rail welding vehicle is relied on, and the hydraulic pump station of the rail welding vehicle is used for skillfully combining machinery with hydraulic pressure, so that the device is arranged at the lower part of the vehicle body, the device can be ensured to be integrated with the operation content of the existing rail welding vehicle, and the rail alignment operation efficiency is improved by 30%. The vehicle-mounted rail alignment device changes a heavy manual carrying tool operation mode into a mechanized rail alignment operation mode by means of a welded rail car, solves the problem of time and labor consuming pain points of rail alignment, and converts the existing rail alignment operation into a brand-new mechanized rail alignment comprehensive matching operation.

The utility model has the beneficial effects that: the vehicle-mounted rail alignment device depends on the limited space of the existing rail welding machine, has the functions of clamping the steel rail, lifting the clamped rail and twisting the steel rail, has the advantages of convenient operation, low running cost, high mechanical degree, convenient installation and maintenance and the like, and mainly aims at the problems that the rail alignment difficulty is high, the steel rail is difficult to fix, the flatness is difficult to meet the requirements and the like when the rail alignment device is used for welding the rail on a rail welding line, and realizes the mechanical operation of the rail by utilizing the rail welding machine body condition, thereby improving the operation efficiency, lowering the labor intensity and improving the rail alignment precision.

The foregoing inventive subject matter and various further alternatives thereof may be freely combined to form a plurality of alternatives, all of which are employable and claimed herein; and the utility model may be freely combined between choices (of non-conflicting choices) and with other choices as well. Various combinations will be apparent to those skilled in the art from a review of the present disclosure, and are not intended to be exhaustive or to limit the utility model to the precise forms disclosed.

Drawings

Fig. 1 is a front view of the installation of the present utility model.

Fig. 2 is a front view of the structure of the present utility model.

Fig. 3 is a side view of the track lifting device of the present utility model.

FIG. 4 is a schematic view of the operation of the track lifting device of the present utility model.

Fig. 5 is a front view of the structure of the track-set of the present utility model.

Fig. 6 is a side view of the track-set configuration of the present utility model.

Fig. 7 is a front cross-sectional view of the structure of the lifting mechanism of the present utility model.

Fig. 8 is a front view of the structure of the lifting mechanism of the present utility model.

Fig. 9 is a side view of the structure of the clamping mechanism of the present utility model.

Fig. 10 is a side cross-sectional view of the structure of the clamping mechanism of the present utility model.

FIG. 11 is a schematic view of the operation of the clamping mechanism of the present utility model.

Fig. 12 is a side cross-sectional view of the angle adjustment mechanism of the present utility model.

FIG. 13 is a left-hand torque operation schematic view of the angle adjusting mechanism of the present utility model.

Fig. 14 is a right-hand twisting operation schematic view of the angle adjusting mechanism of the present utility model.

In the figure: 1-mounting a base, 2-lifting a rail device, 3-aligning a rail device and 4-steel rails; 21-track lifting oil cylinders, 22-track lifting chains and 23-track lifting clamps; 5-rail-to-rail bases, 6-lifting mechanisms, 7-cradle bases, 8-clamping mechanisms and 9-angle adjusting mechanisms; 61-lifting oil cylinders, 62-lifting seats, 63-limiting sliding plates, 64-limiting lug plates, 65-base lug plates, 66-safety bolts, 67-cradle rotating shafts and 68-pitching adjusters; 81-clamping seats, 82-rail clamp pliers, 83-clamp rotating shafts, 84-clamp rollers, 85-upper limit rollers and 86-clamping cylinders; 91-torsion cylinders, 92-torsion levers, 93-torsion plates and 94-torsion shafts.

Detailed Description

The utility model will be further described with reference to specific examples and figures.

Referring to fig. 1 to 14, a vehicle-mounted rail aligning device of a rail welding vehicle comprises a mounting base 1, a rail lifting device 2 and a rail aligning device 3, wherein the rail lifting device 2 and the rail aligning device 3 are arranged on the mounting base 1, and the mounting base 1 is fixed on a rail welding vehicle frame.

The whole lifting of the steel rail 4 is completed by virtue of a rail lifting device 2, and the rail lifting device 2 comprises a rail lifting oil cylinder 21, a rail lifting chain 22 and rail lifting clamp pincers 23. The cylinder barrel of the lifting rail oil cylinder 21 is hinged on the mounting base 1 through a bolt, a piston rod of the lifting rail oil cylinder 21 is connected with a lifting rail chain 22, and the lifting rail chain 22 is connected with a lifting rail clamp 23. The flexible pulling between the rail lifting cylinder 21 and the rail clamping pliers 23 is realized by the rail lifting chain 22, so that the rail lifting chain has the pulling strength and can be flexibly deformed in accordance with the position state of the steel rail 4. The rail lifting clamp 23 adopts a gravity self-locking scissor clamp, the rail lifting clamp 23 can clamp the steel rail 4, and when the rail is lifted upwards, the gravity of the steel rail 4 realizes the self-locking of the rail lifting clamp 23, so that the clamping is ensured to be reliable. The rail lifting oil cylinder 21 is matched with the rail lifting clamp 23 to enable the steel rail to integrally ascend along with the vehicle body, namely, the rail lifting device 2 is adopted to grab the steel rail, and then the rail welding vehicle supporting device is adopted to lift the steel rail 4, so that the rail lifting oil cylinder 21 does not stretch and retract, but ascends along with the lifting of the welding vehicle.

After the steel rail 4 is lifted in place by the rail lifting device 2, the rail device 3 is clamped and posture of the steel rail 4 is adjusted. The rail aligning device 3 comprises a rail aligning base 5, a lifting mechanism 6, a cradle base 7, a clamping mechanism 8 and an angle adjusting mechanism 9, and can realize three actions of clamping, lifting and descending of the steel rail 4 and angle posture adjustment of the steel rail.

The installation base 1 is connected with the opposite rail base 5, the opposite rail base 5 is provided with a lifting mechanism 6, the lifting mechanism 6 is provided with a cradle base 7 swinging along a transverse horizontal axis, the cradle base 7 is provided with a clamping mechanism 8 swinging along a longitudinal horizontal axis, and an angle adjusting mechanism 9 is arranged between the cradle base 7 and the clamping mechanism 8.

The clamping mechanism 8 is used for clamping the steel rail 4, the clamping mechanism 8 can swing along the longitudinal horizontal axis relative to the cradle base 7, the angle adjusting mechanism 9 is used for adjusting the swing angle of the clamping mechanism 8 on the cradle base 7, and the torsion moment is provided through the angle adjusting mechanism 9, so that the clamping mechanism 8 is twisted with the steel rail 4.

The cradle base 7 can swing along a transverse horizontal axis relative to the lifting mechanism 6, so that the cradle base 7, the clamping mechanism 8 and the angle adjusting mechanism 9 can adaptively change along with the change of the pitching state of the steel rail 4 after lifting. The lifting mechanism 6 drives the cradle base 7, the clamping mechanism 8 and the angle adjusting mechanism 9 to lift together, so that the clamping mechanism 8 carries the steel rail 4 to lift.

The lifting mechanism 6 is used for adjusting the vertical height of the steel rail 4, and the difference from the rail lifting device 2 is that the rail clamping and lifting function of the lifting mechanism 6 is used for realizing the further adjustment of the vertical position of the steel rail 4 after the steel rail 4 is basically in place in the height direction. The lifting mechanism 6 comprises a lifting cylinder 61, a lifting seat 62, a limiting sliding plate 63, a limiting lug plate 64, a base lug plate 65, a safety latch 66, a cradle rotating shaft 67 and a pitching adjuster 68.

The opposite rail base 5 is of a sleeve structure, the lifting oil cylinder 61 is positioned in the opposite rail base 5, the opposite rail base 5 is hinged with a cylinder barrel at the upper end of the lifting oil cylinder 61, and a piston rod at the lower end of the lifting oil cylinder 61 is connected with the lifting base 62. The rail aligning device 3 is in an initial state, the stroke of the lifting oil cylinder 61 is zero, then the lifting oil cylinder 61 extends downwards, the clamping mechanism 8 of the rail aligning device 3 moves downwards, the clamping action of the steel rail 4 is completed through the clamping oil cylinder 86, then the lifting oil cylinder 61 retracts upwards, and the clamping mechanism 8 moves upwards synchronously, so that the rail clamping lifting action of the steel rail 4 is completed.

Be provided with the rotatory stop gear that prevents of preventing device between to rail foot rest 5 urceolus and hoist mechanism 6, specifically, be provided with spacing slide 63 through the fix with screw on the hoist seat 62, the outside welded fastening to rail foot rest 5 has base otic placode 65, and base otic placode 65 slides and establishes in the vertical spout of spacing slide 63, utilizes the card of spacing slide 63 and base otic placode 65 to establish, realizes the anti-rotation of hoist seat 62, utilizes the sliding fit of vertical spout and base otic placode 65, realizes the vertical slip direction of hoist seat 62.

The bottom of the limiting sliding plate 63 is welded with a limiting lug plate 64, a safety bolt 66 is jointly arranged between the limiting lug plate 64 and the base lug plate 65 in a penetrating mode, the safety bolt 66 forms a safety lock device, and the lifting oil cylinder 61 is prevented from being failed, so that the rail aligning device 3 falls down to generate a safety accident.

The two sides of the lifting seat 62 are hinged with the cradle base 7 through cradle rotating shafts 67 arranged along the transverse horizontal axis, so that the cradle base 7 can swing up and down relative to the lifting seat 62, and the change of the pitching angle after the self-adaptive steel rail 4 is lifted up can be realized. The front and rear ends of the lifting seat 62 are respectively provided with a pitching adjuster 68, the pitching adjusters 68 at the two ends respectively act on the front and rear ends of the cradle base 7, the pitching adjusters 68 are utilized to provide an elastic pressing function for the cradle base 7, front and rear balance is ensured when the cradle base 7 is not stressed, and if the steel rail 4 is in pitching oscillation, the cradle base 7 overcomes the pressing function and also in pitching oscillation.

Two clamping mechanisms 8 are arranged and are respectively positioned at the front end and the rear end of the cradle base 7, so that the two clamping mechanisms 8 are utilized to realize stable clamping of the steel rail 4. The clamping mechanism 8 comprises a clamping seat 81, a rail clamp 82, a clamp rotating shaft 83, a clamp roller 84, an upper limit roller 85 and a clamping cylinder 86.

The two sides of the clamping seat 81 are symmetrically provided with rail clamp pliers 82, the middle parts of the rail clamp pliers 82 are hinged to the clamping seat 81 through clamp rotating shafts 83, the middle parts of the rail clamp pliers 82 are meshed through gear parts, clamping oil cylinders 86 are hinged between the upper parts of the rail clamp pliers 82 at the two sides, the clamping oil cylinders 86 drive the rail clamp pliers 82 to rotate around the clamp rotating shafts 83, the clamp rotating shafts 83 at the two sides synchronously rotate, clamping actions on the steel rail 4 are completed, and the clamping mechanism 8 can automatically adapt to the inclination angle of the steel rail 4 through torsion shafts 94.

The rail clamp 82 adopts a scissor fork structure, clamp rollers 84 are arranged at the lower part of the rail clamp 82, upper limit rollers 85 are arranged on the clamping seat 81, positioning contact of two side surfaces and the top surface of the steel rail 4 is realized, and the clamped steel rail has movable capability during links such as rail pulling and the like by adopting roller design, so that the rail clamp has the function of protecting equipment.

The angle adjustment mechanism 9 includes a torsion cylinder 91, a torsion lever 92, a torsion plate 93, and a torsion shaft 94. The upper end of the torsion cylinder 91 is hinged with the cradle base 7, the lower end of the torsion cylinder 91 is hinged with the outer end of the torsion lever 92, the middle part of the torsion lever 92 is hinged on the cradle base 7 through a rotating shaft, the inner end of the torsion lever 92 is hinged with the torsion plate 93, the clamp rotating shaft 83 and the torsion shaft 94 are fixed on the torsion plate 93, the torsion shaft 94 is fixedly connected with the clamping seat 81 of the clamping mechanism 8, and the torsion shaft 94 is hinged on the cradle base 7.

The torsion oil cylinder 91 stretches to drive the torsion lever 92 to pry, the torsion plate 93 is synchronously driven to swing left and right, and the clamp rotating shaft 83 and the torsion shaft 94 on the torsion plate 93 are in a fixed state, so that the torsion plate 93 swings to drive the torsion shaft 94 to rotate relative to the cradle base 7 and then to be transmitted to the clamping seat 81, the clamping mechanism 8 drives the steel rail 4 to swing synchronously, and fine adjustment of the angle posture of the steel rail 4 is realized.

The operation range is as follows: when the welding is carried out on the replacement laying line, the vehicle-mounted rail alignment device can be started at two sides at the same time. When the welding operation is carried out, if the difficulty of the off-line welding on the rail is not great, the on-line welding head is only carried out on the rail by adopting the vehicle-mounted rail matching device. When a sequential welding process is used, both welding heads can utilize the rail alignment device.

The current method for on-site construction rail alignment adopts a crowbar, a track lifting machine and a rail-filling device to manually adjust the posture of the steel rail. The manual rail alignment labor intensity is high, the operation effect is poor, the working efficiency is low, and the rail alignment difficulty is increased in the severe anoxic environment of the plateau. In addition, the problem that the rail is not easy to fix after the rail posture is adjusted is also existed.

The vehicle-mounted rail alignment device has been improved in mechanical performance and use effect by a plurality of times of experiments and improvements since the research and development, and compared with the existing rail alignment method, the vehicle-mounted rail alignment device realizes brand-new mechanical rail alignment, ensures rail alignment quality, reduces the labor intensity of rail alignment operation and improves the rail alignment operation efficiency by 30%. The rail aligning device is highly affirmed in the industry and can play a great role in railway changing and paving.

The foregoing basic embodiments of the utility model, as well as other embodiments of the utility model, can be freely combined to form numerous embodiments, all of which are contemplated and claimed. In the scheme of the utility model, each selection example can be arbitrarily combined with any other basic example and selection example.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a on-vehicle rail arrangement of rail welding machine, includes installation base (1) and rail arrangement (3), its characterized in that: the rail aligning device (3) comprises a rail aligning base (5), a lifting mechanism (6), a cradle base (7), a clamping mechanism (8) and an angle adjusting mechanism (9), wherein the mounting base (1) is connected with the rail aligning base (5), the rail aligning base (5) is provided with the lifting mechanism (6), the lifting mechanism (6) is provided with the cradle base (7) swinging along a transverse horizontal axis, the cradle base (7) is provided with the clamping mechanism (8) swinging along the longitudinal horizontal axis, and the angle adjusting mechanism (9) is arranged between the cradle base (7) and the clamping mechanism (8).

2. The vehicle-mounted rail alignment apparatus of claim 1, wherein: the lifting rail device (2) is arranged on the base (1).

3. The vehicle-mounted rail alignment apparatus of claim 2, wherein: the rail lifting device (2) comprises a rail lifting oil cylinder (21), a rail lifting chain (22) and rail lifting clamps (23), wherein the rail lifting oil cylinder (21) is arranged on the mounting base (1), a piston rod of the rail lifting oil cylinder (21) is connected with the rail lifting chain (22), and the rail lifting chain (22) is connected with the rail lifting clamps (23).

4. The vehicle-mounted rail alignment apparatus of claim 1, wherein: the lifting mechanism (6) comprises a lifting oil cylinder (61), the opposite rail base (5) is connected with the lifting oil cylinder (61), the lifting oil cylinder (61) is connected with a lifting base (62), and the lifting base (62) is hinged with the cradle base (7) through a cradle rotating shaft (67) arranged along a transverse horizontal axis.

5. The vehicle-mounted rail alignment apparatus of claim 4, wherein: the front end and the rear end of the lifting seat (62) are respectively provided with a pitching adjuster (68), and the pitching adjusters (68) at the two ends respectively act on the front end and the rear end of the cradle base (7).

6. The vehicle-mounted rail alignment apparatus of claim 4, wherein: the lifting seat (62) on be fixed with spacing slide (63), be fixed with base otic placode (65) on to rail base (5), base otic placode (65) slip is established in the vertical spout of spacing slide (63), is equipped with spacing otic placode (64) on spacing slide (63), is equipped with safety bolt (66) between spacing otic placode (64) and base otic placode (65).

7. The vehicle-mounted rail alignment apparatus of claim 1, wherein: the clamping mechanism (8) comprises a clamping seat (81), rail clamp clamps (82) are symmetrically arranged on two sides of the clamping seat (81), the middle part of the rail clamp clamps (82) is hinged to the clamping seat (81) through a clamp rotating shaft (83), and a clamping oil cylinder (86) is hinged between the upper parts of the rail clamp clamps (82) on two sides.

8. The vehicle-mounted rail alignment apparatus of claim 7, wherein: the lower part of the rail clamp forceps (82) is provided with a clamp roller (84), and the clamping seat (81) is provided with an upper limit roller (85).

9. The vehicle-mounted rail alignment apparatus of claim 1, wherein: the clamping mechanism (8) is provided with two clamping mechanisms which are respectively positioned at the front end and the rear end of the cradle base (7).

10. The vehicle-mounted rail alignment apparatus of claim 1, wherein: the angle adjusting mechanism (9) comprises a torsion oil cylinder (91), the torsion oil cylinder (91) is hinged with the cradle base (7), the torsion oil cylinder (91) is hinged with a torsion lever (92), the torsion lever (92) is hinged on the cradle base (7), the torsion lever (92) is hinged with a torsion plate (93), the torsion plate (93) is fixedly connected with a torsion shaft (94), the torsion shaft (94) is fixedly connected with a clamping mechanism (8), and the torsion shaft (94) is hinged on the cradle base (7).