CN219315387U - Step-by-step movable track panel fine adjustment vehicle - Google Patents

Abstract

The utility model relates to a stepping mobile type track panel fine-tuning vehicle which comprises a vehicle body, wherein a travelling mechanism is arranged at the bottom of the vehicle body, a track panel fine-tuning device is arranged on the vehicle body, the travelling mechanism comprises a plurality of travelling wheels, at least part of the travelling wheels are provided with travelling driving motors, and the travelling driving motors adopt stepping motors. According to the utility model, the walking driving motor of the track panel fine tuning vehicle adopts the stepping motor, so that the first vehicle body can be controlled to move in a certain step, and the fine tuning device is driven to move in a certain step, for example, the moving step of the first vehicle body can be set according to the interval between two adjacent fine tuning points or the interval between the elevation adjusting screws or the interval between the track direction adjusting screws, and the frequent gesture adjustment of the elevation fine tuning arm/track direction fine tuning arm can be avoided, so that the track panel adjusting efficiency and the track panel adjusting precision are improved.

Description

Step-by-step movable track panel fine adjustment vehicle

Technical Field

The utility model belongs to the technical field of rail transit engineering, in particular relates to track panel fine adjustment equipment, and particularly relates to a stepping movable track panel fine adjustment vehicle.

Background

The ballastless track passenger special line adopts double-block ballastless tracks, the design speed reaches 350km/h, and the safety, smoothness and comfort of the running of the high-speed train are required to be supported by good track geometry. Track fine tuning is a key link of track precision control, track linearity is optimized by calculating track adjustment according to track detection system measurement data and smoothness control indexes, and wheel track matching is good, and train running safety, stability and riding comfort are improved. At present, in the track panel fine adjustment operation, a track panel fine adjustment vehicle is generally matched with a track inspection trolley, one operator pushes the track inspection trolley to detect the track panel, and the other operator pushes the track panel fine adjustment vehicle to carry out the track panel fine adjustment operation, so that the problems of high moving randomness and low positioning precision of the track panel fine adjustment vehicle and the track inspection trolley exist; the method also has the advantages that the track panel fine adjustment vehicle is designed into automatic walking fine adjustment equipment, the background is required to calculate and determine the moving distance of the track panel fine adjustment vehicle, the influence of the precision of detection equipment such as a travel encoder and the like, the precision of the mapping relation between the track panel fine adjustment vehicle moving track calculated by the background and the track panel on site and the like is caused, and the problem of inaccurate positioning is also often caused in actual use.

Disclosure of Invention

The utility model relates to a stepping movable track panel fine shunting vehicle which at least can solve part of defects in the prior art.

The utility model relates to a stepping mobile type track panel fine-tuning vehicle which comprises a vehicle body, wherein a travelling mechanism is arranged at the bottom of the vehicle body, a track panel fine-tuning device is arranged on the vehicle body, the travelling mechanism comprises a plurality of travelling wheels, at least part of the travelling wheels are provided with travelling driving motors, and the travelling driving motors adopt stepping motors.

As one embodiment, the distance between two adjacent fine tuning points is D, the moving step of the vehicle body is D, d=nd, wherein n is a natural number and n > 1.

As one embodiment, the stepping angle of the stepping motor is adjustable.

As one embodiment, the vehicle body is further provided with a track panel detection unit.

As one of the implementation modes, the vehicle body adopts a frame type vehicle frame, a cross beam is arranged on the frame type vehicle frame, and the track panel detection unit is arranged on the cross beam.

As one of the embodiments, the track panel detection unit includes at least one of a prism, a track gauge sensor for measuring a track gauge of the track panel, and a level sensor for measuring a track drainage flatness.

The utility model has at least the following beneficial effects:

according to the utility model, the walking driving motor of the track panel fine tuning vehicle adopts the stepping motor, so that the first vehicle body can be controlled to move in a certain step, and the fine tuning device is driven to move in a certain step, for example, the moving step of the first vehicle body can be set according to the interval between two adjacent fine tuning points or the interval between the elevation adjusting screws or the interval between the track direction adjusting screws, and the frequent gesture adjustment of the elevation fine tuning arm/track direction fine tuning arm can be avoided, so that the track panel adjusting efficiency and the track panel adjusting precision are improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a track panel fine adjustment detection device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a high Cheng Jingdiao mechanism according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a track direction fine adjustment mechanism according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a screw sleeve adaptive mechanism according to an embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1, an embodiment of the present utility model provides a track panel fine shunting vehicle 1, which includes a first vehicle body 11, and a first travelling mechanism is disposed at the bottom of the first vehicle body 11, and the first travelling mechanism is adapted to travel on a track panel. A fine adjustment device is provided on the first vehicle body 11.

(1) In one embodiment, the first travel mechanism includes a plurality of first travel wheels. Preferably, the first vehicle body 11 is provided with four first running wheels, and the four first running wheels are arranged in a 2×2 array, so that running stability and smoothness of the first vehicle body 11 can be ensured.

The first vehicle body 11 is preferably automatically driven, and for example, at least a part of the first running wheels are provided with a running drive motor. Optionally, the first vehicle body 11 can travel on the track panel in a bidirectional manner, so that the purpose of bidirectional detection of the track panel detection vehicle can be realized, the work is more flexible, and the operation efficiency and the detection accuracy can be effectively improved; the bidirectional traveling mode may be, for example, a mode in which the traveling drive motor is designed to be driven in forward and reverse directions.

In one embodiment, the above-mentioned walking driving motor adopts a stepping motor, and can control the first vehicle body 11 to move with a certain step, so as to drive the fine adjustment device to move with a certain step, for example, the moving step of the first vehicle body 11 can be set according to the interval between two adjacent fine adjustment points or according to the interval between elevation adjustment screws or according to the interval between track direction adjustment screws, and frequent posture adjustment of the elevation fine adjustment arm 122/track direction fine adjustment arm 132 can be avoided, so that the track panel adjustment efficiency and the track panel adjustment precision are improved. Specifically, the distance between two adjacent fine tuning points is D, the moving step of the vehicle body is D, d=nd, wherein n is a natural number and n > 1.

Further preferably, the step angle of the stepping motor is adjustable, so that the moving step of the vehicle body can be adjusted, different fine adjustment point position distances can be accurately adapted, or the detection efficiency can be adjusted according to actual conditions, and the flexibility is higher.

In one embodiment, part of the walking driving motors are stepping motors, the rest of the walking driving motors are servo motors, and the walking driving motors can be driven by the stepping motors or the servo motors according to actual conditions, so that the working flexibility of the track panel fine adjustment vehicle 1 can be effectively improved.

(2) In one embodiment, as shown in fig. 1, the fine adjustment device includes an elevation fine adjustment module, and the elevation fine adjustment module includes two sets of height Cheng Jingdiao mechanisms 12 respectively disposed on the left and right sides of the first vehicle body 11.

As shown in fig. 2, the elevation fine adjustment mechanism 12 includes an elevation fine adjustment arm 122, an elevation fine adjustment screw sleeve 124, a first elevation driving unit 121 for driving the elevation fine adjustment arm 122 to move, and a second elevation driving unit 123 for driving the elevation fine adjustment screw sleeve 124 to rotate, wherein the elevation fine adjustment screw sleeve 124 is adapted to be screwed with an elevation adjustment screw on a track panel.

In one embodiment, the first elevation driving unit 121 is used for driving the elevation fine adjustment arm 122 to rotate around a vertical rotation axis, so as to drive the elevation fine adjustment arm 122 to rotate near or far away from the elevation adjustment screw, and prevent the interference between the elevation adjustment screw and the elevation arm Cheng Jingdiao during the moving process of the first vehicle body 11. The first elevation driving unit 121 includes, but is not limited to, employing a first elevation driving motor having an output shaft axially parallel to a vertical direction. A rotary table may be connected to the output end of the first elevation driving unit 121, and an elevation fine adjustment arm 122 is mounted on the rotary table. In another alternative embodiment, the first elevation driving unit 121 is configured to drive the elevation fine adjustment arm 122 to perform lifting movement, so as to prevent interference between the elevation Cheng Jingdiao arm 122 and the elevation adjustment screw during the movement of the first vehicle body 11; in this solution, a pneumatic cylinder, hydraulic cylinder or other linear drive device may be employed. Alternatively, the first elevation driving unit 121 adopts a combined driving device, and is capable of driving the elevation fine adjustment arm 122 to rotate around a vertical rotation axis and driving the elevation fine adjustment arm 122 to perform lifting motion, for example, a first elevation driving motor is installed at an output end of a lifting cylinder. Wherein the first elevation driving unit 121 is installed on the first vehicle body 11. Preferably, the first elevation driving motor is provided with a rotary encoder, and the rotation number of the first elevation driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

Preferably, the second elevation driving unit 123 is mounted on the elevation fine adjustment arm 122, for example, on a free end of the elevation fine adjustment arm 122; the second elevation drive unit 123 is preferably detachably mounted on the elevation fine adjustment arm 122 for easy repair, maintenance and replacement. The second elevation driving unit 123 includes, but is not limited to, a second elevation driving motor, an output shaft of which is also axially parallel to the vertical, and an elevation fine adjustment screw sleeve 124 is connected to the output shaft of the second elevation driving motor. Preferably, the second elevation driving motor is provided with a rotary encoder, and the rotation number of the second elevation driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

In one embodiment, the output end of the second elevation driving unit 123 is connected with the elevation fine adjustment screw sleeve 124 through a universal joint, so that three-dimensional freedom of the elevation fine adjustment screw sleeve 124 can be ensured, on one hand, the threaded connection between the elevation fine adjustment screw sleeve 124 and the elevation adjustment screw rod is convenient to complete, on the other hand, the positioning precision of the elevation fine adjustment arm 122 can be correspondingly reduced, the operation efficiency is improved, and on the other hand, the transmission smoothness between the second elevation driving unit 123-the elevation fine adjustment screw sleeve 124-the elevation adjustment screw rod can be improved, the occurrence of situations such as holding force is avoided, and the track elevation adjustment precision is effectively improved. Further, with the double universal joint structure 126, the transmission smoothness is better.

In one embodiment, the second elevation driving motor adopts a servo motor, so that the second elevation driving motor can be started and stopped quickly, the response speed of the elevation fine adjustment mechanism 12 is improved, and the elevation adjustment precision of the track panel is improved. Further, by monitoring the change of the current analog quantity of the servo motor, the close connection degree of the Cheng Jingdiao threaded sleeve 124 and the elevation adjusting screw rod can be automatically detected, the connection gap between the elevation fine adjusting threaded sleeve 124 and the elevation adjusting screw rod can be automatically eliminated, and accordingly the track panel elevation adjusting precision is improved.

In the above scheme of driving the elevation fine adjustment arm 122 to rotate around a vertical rotation axis by the first elevation driving unit 121, further, the rotation radius of the high Cheng Jingdiao screw sleeve 124 relative to the vertical rotation axis is adjustable, so that the elevation fine adjustment mechanism 12 can adapt to elevation adjustment of track panels with different structures/different gauges.

The arm length/radius of rotation of the elevation fine adjustment arm 122 may be set to be adjustable, and an automatic adjustment manner may be adopted, for example, a driving device capable of driving the elevation fine adjustment arm 122 to move along the arm length direction thereof may be configured (for example, a guide rail is set on the rotating table, and the driving device is used for driving the elevation fine adjustment arm 122 to move along the guide rail). Manual adjustment may also be employed, and in one embodiment, the fine adjustment arm 122 is a telescopic arm with a self-locking mechanism; in another embodiment, the elevation fine adjustment arm 122 is provided with a plurality of connection positions, each connection position is sequentially arranged along the arm length direction of the high Cheng Jingdiao arm 122, and one connection position is selected to be connected with the first elevation driving unit 121, so that the purpose of adjusting the rotation radius/the arm length of the elevation fine adjustment arm 122 can be achieved.

As a specific embodiment, as shown in fig. 2, a mounting frame 125 is provided at the output end of the first elevation driving unit 121 (for a structure provided with a turntable, the mounting frame 125 is fixed on the turntable), and the elevation fine adjustment arm 122 is fixed on the mounting frame 125 by an adjusting bolt, and a plurality of bolt connection holes are correspondingly provided on the elevation fine adjustment arm 122, each bolt connection hole being sequentially provided along the arm length direction of the elevation fine adjustment arm 122; further, the high Cheng Jingdiao arm 122 is connected with the mounting frame 125 through a plurality of adjusting bolts, so that the connection reliability between the high Cheng Jingdiao arm 122 and the mounting frame can be improved, and the intervals among the bolt connection holes are preferably the same, so that the selection and adjustment of connection positions are facilitated; alternatively, as shown in fig. 2, the mounting frame 125 includes two mounting plates 1251, where the two mounting plates 1251 are arranged in parallel at intervals, and the interval between the two mounting plates is the same as the width/thickness of the fine height adjustment arm 122, bolt through holes (the number is set according to the number of adjusting bolts) are correspondingly provided on the two mounting plates 1251, the fine height adjustment arm 122 is sandwiched between the two mounting plates 1251, and the adjusting bolts are locked by nuts after sequentially passing through the bolt through holes on one mounting plate 1251, the bolt connection hole on the fine height adjustment arm 122, and the bolt through holes on the other mounting plate 1251.

Obviously, the following means can also be adopted: a plurality of horizontal mounting positions are provided on the mounting frame 125, and each horizontal mounting position is provided in order along the arm length direction of the arm 122 of the height Cheng Jingdiao, and the height fine adjustment arm 122 is alternatively mounted on one of the horizontal mounting positions. In contrast, the manner of providing a plurality of connection positions on the fine adjustment arm 122 can improve the compactness of the fine adjustment mechanism 12, and can avoid the problem of weight increase caused by too long length of the mounting frame 125.

For the condition that the elevation fine adjustment arm 122 is not provided with lifting driving equipment, the installation height of the elevation fine adjustment arm 122 can be set to be adjustable, and accordingly the application range of the track panel fine adjustment vehicle 1 is improved. Preferably, a plurality of elevation mounting positions are provided on the mounting frame 125, each of the elevation mounting positions is sequentially provided along a vertical direction, and the elevation fine adjustment arm 122 is alternatively mounted on one of the elevation mounting positions. For the installation of the elevation fine adjustment arm 122 on the elevation installation position, an adjustment bolt fixing manner is still preferable, which is not described herein.

The two sets of high Cheng Jingdiao mechanisms 12 are used for adjusting the height adjusting screws on two sides of the track panel, and preferably, the arrangement direction of the two sets of high Cheng Jingdiao mechanisms 12 is parallel to the transverse direction of the first vehicle body 11 (when the first vehicle body 11 walks on the track panel, the first vehicle body 11 is transverse, that is, parallel to the transverse direction of the track panel), so that the stress balance of the first vehicle body 11 can be ensured.

(3) In one embodiment, as shown in fig. 1, the fine tuning device includes a track-oriented fine tuning module 13.

As shown in fig. 3, the fine adjustment rail module 13 includes a fine adjustment rail 132, a fine adjustment rail sleeve 134, a first fine adjustment rail driving unit 131 for driving the fine adjustment rail 132 to move, and a second fine adjustment rail driving unit 133 for driving the fine adjustment rail sleeve 134 to rotate, wherein the fine adjustment rail sleeve 134 is adapted to be screwed with a fine adjustment rail screw on a rail panel.

The first rail direction driving unit 131 is configured to drive the rail direction fine adjustment arm 132 to approach the rail direction adjustment screw or to depart from the rail direction adjustment screw, so that the rail direction fine adjustment arm 132 can complete the rail direction adjustment operation and can adapt to the rail panel adjustment operation with different gauges, and prevent the rail direction fine adjustment arm 132 from interfering with the rail direction adjustment screw during the movement of the first vehicle body 11. Preferably, the first rail-direction driving unit 131 adopts a multi-stage driving structure, so that the spatial attitudes of the rail-direction fine-tuning arm 132 and the rail-direction fine-tuning screw sleeve 134 can be flexibly positioned, the rail-direction adjusting precision and efficiency can be improved, and the equipment can be well protected.

In one embodiment, each drive structure has an output shaft axially parallel to the vertical direction, and the track fine adjustment arm 132 is connected to the output shaft of the final drive structure; the two adjacent driving structures are connected through a joint arm, wherein the joint arm is connected with an output rotating shaft of the driving structure at the upper stage, and the driving structure at the lower stage is fixedly connected with the joint arm. In this embodiment, a two-stage driving structure combination is adopted, so that the driving and the spatial positioning of the track direction fine adjustment arm 132 can be well realized. Preferably, the driving structure includes, but is not limited to, a first rail-oriented driving motor, and an output shaft of the first rail-oriented driving motor is configured as the output rotating shaft. Preferably, the first rail-oriented driving motor is provided with a rotary encoder, and the rotation number of the first rail-oriented driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

In another alternative embodiment, the first rail-direction driving unit 131 is configured to drive the rail-direction fine adjustment arm 132 to perform lifting movement, or perform a combination of lifting movement and rotation movement, so that the rail-direction fine adjustment arm 132 can be flexibly positioned and interference between the rail-direction fine adjustment arm 132 and the rail-direction adjusting screw during the movement of the first vehicle body 11 can be prevented.

Preferably, as shown in fig. 3, the fine rail adjusting arm 132 is an L-shaped arm, and includes a horizontal arm 1321 and a vertical arm 1322, wherein the horizontal arm 1321 is connected to the first rail driving unit 131, the top end of the vertical arm 1322 is connected to the horizontal arm 1321, and the second rail driving unit 133 is mounted at the bottom of the vertical arm 1322. The track direction fine adjustment arm 132 may be an integrally formed structure, or may be a detachable connection between the horizontal arm 1321 and the vertical arm 1322; when the horizontal arm 1321 is detachably connected with the vertical arm 1322, the installation and maintenance of the rail direction fine adjustment module 13 can be facilitated, the vertical arm 1322 can be detached from the horizontal arm 1321 to replace and maintain the second rail direction driving unit 133 and the rail direction fine adjustment screw sleeve 134, and in addition, the storage and the storage of the rail direction fine adjustment arm 132 are also facilitated.

The second rail-mounted driving unit 133 is preferably detachably mounted on the rail-mounted fine adjustment arm 132, so as to facilitate maintenance, repair and replacement. The second track-oriented driving unit 133 includes, but is not limited to, a second track-oriented driving motor, and an output shaft of the second track-oriented driving motor is axially parallel to the first vehicle body 11 and the first traveling wheel, and the track-oriented fine adjustment screw 134 is connected to the output shaft of the second track-oriented driving motor. Preferably, the second rail-oriented driving motor is provided with a rotary encoder, and the rotation number of the second rail-oriented driving motor is obtained through the rotary encoder, so that the adjustment amount is calculated, and the purpose of accurate adjustment is achieved.

In one embodiment, the output end of the second rail direction driving unit 133 is connected with the rail direction fine adjustment screw sleeve 134 through a universal joint, so that three-dimensional freedom of the rail direction fine adjustment screw sleeve 134 can be ensured, on one hand, threaded connection between the rail direction fine adjustment screw sleeve 134 and the rail direction adjusting screw rod is convenient to complete, positioning accuracy of the rail direction fine adjustment arm 132 can be correspondingly reduced, and operating efficiency is improved, on the other hand, transmission smoothness between the second rail direction driving unit 133 and the rail direction fine adjustment screw sleeve 134 and the rail direction adjusting screw rod can be improved, occurrence of situations such as holding force is avoided, and rail direction adjusting accuracy is effectively improved.

In one embodiment, the second rail-oriented driving motor adopts a servo motor, so that the second rail-oriented driving motor can be started and stopped quickly, the response speed of the rail-oriented fine adjustment module 13 is improved, and the rail-oriented adjustment precision of the rail panel is improved. Further, by monitoring the change of the current analog quantity of the servo motor, the tight joint degree of the track direction fine adjustment screw sleeve 134 and the track direction adjusting screw rod can be automatically detected, the connection gap between the track direction fine adjustment screw sleeve 134 and the track direction adjusting screw rod can be automatically eliminated, and accordingly the track panel track direction adjusting precision is improved.

In one embodiment, as shown in fig. 3, a track-oriented fine adjustment seat 1351 is provided at the bottom end of the track-oriented fine adjustment arm 132, and a screw sleeve self-adapting mechanism 135 is provided on the track-oriented fine adjustment seat 1351, for enabling the track-oriented fine adjustment screw sleeve 134 to adapt to a track-oriented fine adjustment process and/or a track-oriented high Cheng Jingdiao process, specifically, enabling the relative position between the track-oriented fine adjustment screw sleeve 134 and the second track-oriented driving unit 133 to remain stable during the track-oriented fine adjustment process, and enabling the track-oriented fine adjustment screw sleeve 134 to remain follow during the track-oriented high Cheng Jingdiao process. Preferably, the screw self-adapting mechanism 135 comprises a base plate, the second rail-oriented driving unit 133 is mounted on the base plate, and the rail-oriented fine-tuning screw 134 is mounted on the output end of the second rail-oriented driving unit 133; the swivel nut adaptation mechanism 135 further comprises a vertical adaptation structure for stabilizing the relative position between the rail-mounted fine adjustment swivel nut 134 and the second rail-mounted driving unit 133 during rail-mounted fine adjustment, and/or a rail-mounted adaptation structure for enabling the rail-mounted fine adjustment swivel nut 134 to remain follow-up during rail-mounted high Cheng Jingdiao.

In one embodiment, as shown in fig. 4, the vertical self-adaptive structure comprises at least two groups of vertical guide assemblies, wherein each vertical guide assembly comprises a vertical guide column 1352 and a vertical guide sleeve which are matched, and the substrate is driven to move up and down by sliding of the vertical guide sleeve on the vertical guide column 1352; the self-adaptive structure comprises at least two groups of rail guide assemblies, each rail guide assembly comprises a matched rail guide post 1353 and a rail guide sleeve, and the substrate is driven to transversely move by sliding the rail guide sleeve on the rail guide post 1353. It may be appreciated that when the vertical self-adaptive structure and the rail self-adaptive structure are included, the two-dimensional guiding mechanism is formed by matching the vertical self-adaptive structure and the rail self-adaptive structure, for example, the rail self-adaptive structure further includes a rail movable frame, each rail guiding post 1353 is fixed on the rail movable frame, each rail guiding sleeve is fixed on the substrate, and can drive the substrate to slide along the rail guiding post 1353, each vertical guiding sleeve is fixed on the rail movable frame, and can drive the rail movable frame to slide along the vertical guiding post 1352, and each vertical guiding post 1352 is fixed on the rail fine adjustment seat 1351.

Preferably, the above-mentioned track direction fine adjustment seat 1351 is detachably mounted on the track direction fine adjustment arm 132, so as to facilitate installation, overhaul and maintenance of related equipment.

By configuring the thread insert self-adapting mechanism 135, the track direction fine-tuning thread insert 134 can adapt to the track panel adjusting process, and the working reliability and smoothness of the fine-tuning device can be effectively improved.

In the above scheme, by means of the thread insert self-adaptive mechanism 135, the spatial position of the track direction fine adjustment thread insert 134 can be adjusted, and the positioning accuracy of the track direction fine adjustment thread insert 134 can be effectively improved by matching with the spatial positioning of the track direction fine adjustment arm 132 by the first track direction driving unit 131, wherein the coarse positioning of the track direction fine adjustment thread insert 134 can be realized by the first track direction driving unit 131, and then the track direction fine adjustment thread insert 134 can be quickly screwed with the track direction adjusting screw rod by performing fine positioning by the thread insert self-adaptive mechanism 135; in the scheme that the first rail-direction driving unit 131 adopts a multi-stage driving structure and each driving structure adopts a motor driving, the combination of the screw sleeve self-adapting mechanism 135 can enable the fine adjustment device to be suitable for rail panel adjustment operations with different specifications/different heights.

Example two

The embodiment provides a track panel fine adjustment detection device, which has a track panel detection function and a track panel fine adjustment function.

The track panel fine adjustment detection device comprises a track panel fine adjustment vehicle 1 and a track inspection trolley 2, wherein the track panel fine adjustment vehicle 1 is connected with the track inspection trolley 2.

The track panel fine shunting 1 provided in the first embodiment can be adopted in the track panel fine shunting 1.

The rail inspection trolley 2 includes a second vehicle body 21 and a prism 22 provided on the second vehicle body 21. In one of the embodiments, the first body 11 and the second body 21 are connected by a link 3, the axis of the link 3 being perpendicular to the axis of the first travelling wheel; at least one of the trolley bodies is connected with the connecting rod 3 through a universal joint, and preferably, two ends of the connecting rod 3 are respectively connected with one universal joint. Based on the structure, the transmission smoothness between the track panel fine adjustment vehicle 1 and the track inspection trolley 2 can be ensured, the occurrence of the situations such as holding force and the like is avoided, and the track panel fine adjustment vehicle is particularly suitable for the situations that one vehicle body is an automatic driving vehicle body and the other vehicle body runs along with the other vehicle body; the condition that the track panel detection precision/track panel adjustment precision is reduced due to displacement errors of the track panel fine adjustment vehicle 1 and the track inspection trolley 2 can be improved or avoided; in addition, the structure can also better ensure the running stability, smoothness and displacement precision of the track panel fine adjustment detection device on the curve section track panel. Wherein the connecting rod 3 is detachably connected with the universal joint, and/or the universal joint is detachably arranged on the corresponding vehicle body.

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, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a step-by-step movable type track panel fine tuning, includes the automobile body, and the automobile body bottom is equipped with running gear, be equipped with track panel fine tuning device on the automobile body, running gear includes a plurality of walking wheels, its characterized in that: at least part of the travelling wheels are provided with a travelling driving motor, and the travelling driving motor adopts a stepping motor;

the track panel fine adjustment device comprises an elevation fine adjustment module, wherein the elevation fine adjustment module comprises two groups of high Cheng Jingdiao mechanisms which are respectively arranged at the left side and the right side of the vehicle body; the elevation fine adjustment mechanism comprises an elevation fine adjustment arm, an elevation fine adjustment screw sleeve, a first elevation driving unit for driving the elevation fine adjustment arm to move and a second elevation driving unit for driving the elevation fine adjustment screw sleeve to rotate, and the output end of the second elevation driving unit is connected with the elevation fine adjustment screw sleeve through a universal joint.

2. The step-and-move track panel fine shunting of claim 1, wherein: the distance between two adjacent fine tuning points is D, the moving step of the vehicle body is D, d=nd, wherein n is a natural number and n is more than 1.

3. The step-and-move track panel fine shunting of claim 1, wherein: the step angle of the stepping motor is adjustable.

4. The step-and-move track panel fine shunting of claim 1, wherein: and the vehicle body is also provided with a track panel detection unit.

5. The step-by-step mobile track panel fine shunting of claim 4, wherein: the vehicle body adopts a frame type frame, a cross beam is arranged on the frame type frame, and the track panel detection unit is arranged on the cross beam.

6. The step-by-step mobile track panel fine shunting of claim 4, wherein: the track panel detection unit comprises at least one of a prism, a track gauge sensor for measuring track gauge of the track panel and a level sensor for measuring drainage flatness of the track.

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