CN116971223A - Damping structure and damping method of track slab fine adjustment equipment - Google Patents
Damping structure and damping method of track slab fine adjustment equipment Download PDFInfo
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- CN116971223A CN116971223A CN202311229307.4A CN202311229307A CN116971223A CN 116971223 A CN116971223 A CN 116971223A CN 202311229307 A CN202311229307 A CN 202311229307A CN 116971223 A CN116971223 A CN 116971223A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 238000006073 displacement reaction Methods 0.000 claims abstract description 24
- 230000035939 shock Effects 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 230000003139 buffering effect Effects 0.000 claims description 15
- 239000011185 multilayer composite material Substances 0.000 claims description 12
- 239000004753 textile Substances 0.000 claims description 12
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 8
- KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 3
- 210000000078 claw Anatomy 0.000 description 5
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- 238000010586 diagram Methods 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 description 1
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- 235000019387 fatty acid methyl ester Nutrition 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/06—Transporting, laying, removing or renewing sleepers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/08—Sensor arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/40—Multi-layer
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a damping structure and a damping method of track slab fine-tuning equipment.A cross beam is arranged in a main frame, and the end part of a power-assisted arm running rail is built on the cross beam through a first special-shaped pad; a main beam of the main frame is provided with a supporting rod, and the bracket is built on the supporting rod through a second special-shaped pad; one end of the longitudinal connecting plate is connected with a main beam of the main frame; the upper extending wings and the lower extending wings are connected to the side wall of the longitudinal connecting plate; the upper extending wing is provided with a high Cheng Jiguang displacement monitoring sensor, and the lower extending wing is provided with a transverse laser displacement monitoring sensor; the four supporting legs of the main frame are respectively connected with travelling wheels. The invention has compact integral structure and reasonable arrangement, and forms two groups of buffer and shock-absorbing structures through the design of the first special-shaped pad and the second special-shaped pad, thereby effectively eliminating the shock in the working process, ensuring the stability of the track slab fine adjustment equipment during working, and effectively ensuring the accuracy and the stability of the data monitoring of the high Cheng Jiguang displacement monitoring sensor and the transverse laser displacement monitoring sensor.
Description
Technical Field
The invention relates to the technical field of railway track slab laying equipment, in particular to a damping structure and a damping method of track slab fine-tuning equipment.
Background
Under the background of 'new construction', the information means, tool equipment research and development and process technology innovation are utilized to serve railway construction, quality improvement and efficiency improvement are realized for engineering construction, and the intelligent construction trend of the railway is a great trend. According to the thought of mechanical person changing, automatic person reducing and informationized person replacing, the three-station group limited company of the middle-iron provides an intelligent fine adjustment thought of the plate-type ballastless track based on terminal feedback for the first time in the industry, and research and application of intelligent fine adjustment equipment of the plate-type ballastless track are developed.
Adopt pneumatic helping hand arm as fine tuning claw drive arrangement and compress tightly structure, whole intelligent fine tuning in-process needs the air compressor machine to provide compressed air, and the air compressor machine can produce great vibrations at the during operation, has seriously influenced sensor feedback precision, and adopts traditional magnetic chuck + universal lever to carry out the sensor fixedly, because whole intelligent fine tuning equipment vibrations, leads to the pole end sensor vibrations to float too greatly. In the on-line test process, the sensor reads the moving value of the track plate and the actual moving value to generate errors due to overlarge vibration of the integral fine adjustment device, and the requirement of the track plate fine adjustment standard can be met after the sensor is adjusted for many times, so that the problem that the feedback error of the sensor caused by vibration of the fine adjustment device is solved, the influence of vibration transmission of the integral structure on the sensor is reduced, and the problem of placing the sensor in front of a constructor is solved.
Therefore, how to provide a damping structure and a damping method for a track slab fine tuning device for reducing vibration of an overall structure is one of the technical problems to be solved in the art.
Disclosure of Invention
In view of the above, the invention provides a damping structure and a damping method for track slab fine tuning equipment. The purpose is to solve the above-mentioned shortcomings.
In order to solve the technical problems, the invention adopts the following technical scheme:
a track slab fine tuning device shock absorbing structure, comprising: the device comprises a main frame, a first special-shaped pad, a bracket, a second special-shaped pad and a damping component; a beam is arranged in the main frame, and the end part of the power-assisted arm running rail is built on the beam through the first special-shaped pad; a main beam of the main frame is provided with a supporting rod, and the bracket is built on the supporting rod through the second special-shaped pad; the shock absorbing assembly includes: longitudinal connecting plates, upper extending wings and lower extending wings; one end of the longitudinal connecting plate is connected with a main beam of the main frame; the upper extending wings and the lower extending wings are connected to the side walls of the longitudinal connecting plates; a high Cheng Jiguang displacement monitoring sensor is arranged on the upper extending wing, and a transverse laser displacement monitoring sensor is connected to the lower extending wing; and the four supporting legs of the main frame are respectively connected with travelling wheels.
Preferably, the shock absorbing assembly further comprises: the device comprises a constraint sleeve, an upper locating plate, an upper telescopic rod, a lower locating plate and a lower telescopic rod; the constraint sleeve is sleeved on the main beam of the main frame, and the side wall of the constraint sleeve is provided with a transverse sliding groove; a transverse sliding strip is arranged at the top end of the side wall of the longitudinal connecting plate and is connected in the transverse sliding groove in a sliding manner; the upper positioning plate is fixedly connected to the top end of the longitudinal connecting plate; the top end of the upper telescopic rod is fixedly connected with the bottom surface of the upper positioning plate, and the bottom end of the upper telescopic rod is fixedly connected with the upper extending wing; the lower positioning plate is fixedly connected to the bottom end of the longitudinal connecting plate; the bottom of lower telescopic link with the top surface fixed connection of locating plate down, the top of lower telescopic link with lower floor extension wing fixed connection.
Preferably, the upper surface of the cross beam is provided with a concave table, and a groove is arranged in the concave table; the bottom surface end of the power-assisted arm running rail is provided with a convex strip; the convex strip is extruded, the first special-shaped pad is embedded into the groove, and the inner side wall of the concave table wraps the peripheral side wall of the convex strip through the first special-shaped pad.
Preferably, the first special-shaped pad is made of a multi-layer composite material, and the multi-layer composite material comprises a twine textile layer, a PVC wear-resistant layer, an elastic layer, a zinc-iron alloy layer, an elastic layer, a PVC wear-resistant layer and a twine textile layer which are connected together from top to bottom.
Preferably, the supporting rods are parallel to the cross beams, n-shaped grooves are formed in the peripheral side walls of the supporting rods, n-shaped strips are arranged on the inner cavity walls of the brackets, the n-shaped strips squeeze the second special-shaped pads to be embedded into the n-shaped grooves, and the inner cavity walls of the brackets wrap the peripheral side walls of the supporting rods through the second special-shaped pads.
Preferably, the second special-shaped pad is made of a multi-layer composite material, and the multi-layer composite material comprises a twine textile layer, a PVC wear-resistant layer, an elastic layer, a zinc-iron alloy layer, an elastic layer, a PVC wear-resistant layer and a twine textile layer which are connected together from top to bottom.
Preferably, the method further comprises: a horizontal X-axis measuring instrument, a horizontal Y-axis measuring instrument and four telescopic adjusting pieces; the horizontal X-axis measuring instrument and the horizontal Y-axis measuring instrument are respectively arranged on the top surface of the girder of the main frame, and are mutually perpendicular; each supporting leg of the main frame is connected with the travelling wheel through the telescopic adjusting piece.
The travelling wheel drives the main frame to run, and the main frame drives the longitudinal connecting plate and the upper extending wing, the lower extending wing and the elevation laser displacement monitoring sensor above the main frame to synchronously move; the power-assisted arm driving rail is erected on the cross beam, the convex strips of the power-assisted arm driving rail extrude the first special-shaped pads to be embedded into the grooves, and the inner side walls of the concave tables wrap the peripheral side walls of the convex strips through the first special-shaped pads to form a first buffering and damping structure; the n-shaped strip of the bracket extrudes the second special-shaped pad to be embedded into the n-shaped groove, and the inner cavity wall of the bracket wraps the peripheral side wall of the supporting rod through the second special-shaped pad to form a second buffering and damping structure; the air compressor is installed on the bracket, the booster arm is installed on the booster arm running rail, and when the air compressor and the booster arm work, the buffering and damping operation is completed through the first buffering and damping structure and the second buffering and damping structure.
Preferably, the horizontal X-axis measuring instrument monitors the inclination angle of the horizontal X-axis, the horizontal Y-axis measuring instrument monitors the inclination angle of the horizontal Y-axis, and the four telescopic adjusting pieces perform adjusting movement according to the inclination angle information of the horizontal X-axis and the inclination angle information of the horizontal Y-axis, so that the running rail of the booster arm is ensured to run stably.
Compared with the prior art, the invention has the following technical effects:
1) The concave table is arranged on the upper surface of the cross beam, a groove is arranged in the concave table, the convex strip extrudes the first special-shaped pad to be embedded into the groove, the inner side wall of the concave table wraps the peripheral side wall of the convex strip through the first special-shaped pad, and vibration between the conveying guide rail and the frame body is reduced;
2) The inner cavity wall of the bracket is provided with an n-shaped strip, the n-shaped strip extrudes the second special-shaped pad to be embedded into the n-shaped groove, and the inner cavity wall of the bracket wraps the peripheral side wall of the support rod through the second special-shaped pad, so that vibration of the bracket is reduced;
in general, the end part of the power-assisted arm running rail is built on the cross beam through the first special-shaped pad to reduce vibration transferred by the cross beam framework, and the bracket is built on the supporting rod through the second special-shaped pad to reduce vibration transferred by the bracket framework, so that vibration of the whole structure is reduced.
In summary, the invention has compact overall structure and reasonable arrangement, and forms two groups of buffer and shock-absorbing structures through the design of the first special-shaped pad and the second special-shaped pad, thereby effectively eliminating the shock in the working process, ensuring more stable working of the track slab fine adjustment equipment and effectively ensuring the accuracy and stability of data monitoring of the high Cheng Jiguang displacement monitoring sensor and the transverse laser displacement monitoring sensor.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is another schematic view of the present invention from the perspective of FIG. 1;
FIG. 3 is a schematic view of the power arm travel rail and cross beam combination of the present invention;
FIG. 4 is a schematic view of section A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic diagram showing the cooperation of the bracket and the supporting rod;
FIG. 6 is a schematic view of section B-B of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic view of the main frame and shock absorbing assembly of the present invention;
in the figure:
1-a booster arm running rail; 11-convex strips;
2-a main frame; 21-a cross beam; 211-concave table; 212-grooves; 22-supporting rods; 221- "n" -type grooves; 23-telescoping adjustment;
3-a first profiled mat;
4-brackets; 41- "n" -shaped bars;
5-a second profiled mat;
6-a shock absorbing assembly; 61-longitudinal connection plates; 62-upper extension wings; 63-lower extension wings; 64-restraining sleeve; 65-upper positioning plate; 66-upper telescopic rod; 67-lower locating plate; 68-lower telescopic rod;
7-an elevation laser displacement monitoring sensor;
8-a transverse laser displacement monitoring sensor;
9-a horizontal X-axis measuring instrument;
10-horizontal Y axis meter.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1 to 7, there is shown a shock-absorbing structure of a track plate fine tuning apparatus, on which four booster arm running rails 1 are built, the shock-absorbing structure includes: the device comprises a main frame 2, a first special-shaped pad 3, a bracket 4, a second special-shaped pad 5, a damping component 6, two high Cheng Jiguang displacement monitoring sensors 7, a transverse laser displacement monitoring sensor 8, a horizontal X-axis measuring instrument 9 and a horizontal Y-axis measuring instrument 10. Wherein, the bottom surface end of every helping hand arm rail 1 is equipped with two sand grip 11, is equipped with crossbeam 21 in the main frame 2, and the upper surface of crossbeam 21 is equipped with concave station 211, is equipped with two recesses 212 in the concave station 211. The protruding strip 11 extrudes the first special-shaped pad 3 and imbeds in the recess 212, and the inside wall of concave station 211 passes through the circumference lateral wall of first special-shaped pad 3 parcel protruding strip 11 to realized helping hand arm and travelled rail 1's constraint, connection.
The first special-shaped pad 3 reduces vibration between the power-assisted arm running rail 1 and the cross beam 21, the first special-shaped pad 3 is made of a multi-layer composite material, and the multi-layer composite material comprises a twine textile layer, a PVC wear-resistant layer, an elastic layer, a zinc-iron alloy layer, an elastic layer, a PVC wear-resistant layer and a twine textile layer which are connected together from top to bottom, wherein adhesive connection is preferentially adopted between each layer. The zinc-iron alloy layer is arranged to facilitate the manufacturing and forming of the composite layer and the extrusion and the recovery of the original shape.
In this embodiment, the power assisting arm driving rail 1 is used for supporting and driving a power assisting arm, and the power assisting arm is used for carrying and laying rail plates.
In this embodiment, helping hand arm walking end and rotary part design arresting gear, through stirring pneumatic switch, but quick lock dead helping hand arm has guaranteed that the terminal carries on the close connection of fine tuning motor sleeve and fine tuning claw nut. The torque force and the internal force generated by the motor are transmitted to the power-assisted structure through the baffle clamping groove, and are transmitted to the stress system of the whole track plate of the fine adjustment claw, so that the stress generated between the motor and the power-assisted arm is reduced through the integral integrated structure mode, and the stability of integral equipment is improved.
The pneumatic booster arm is preferably utilized to drive the driving device to align with the nut at the top of the fine adjustment claw, the multifunctional auxiliary clamping groove plates are fixed on two sides of the top structure of the fine adjustment claw, and after the alignment is completed, the locking button of the pneumatic booster arm is opened.
The main beam of the main frame 2 is provided with a supporting rod 22, the supporting rod 22 is parallel to the cross beam 21, the peripheral side walls at two ends of the supporting rod 22 are provided with two n-shaped grooves 221, the inner cavity wall of each bracket 4 is provided with two n-shaped strips 41, the n-shaped strips 41 extrude the second special-shaped pad 5 to be embedded into the n-shaped grooves 221, and the inner cavity wall of the bracket 4 wraps the peripheral side walls of the supporting rod 22 through the second special-shaped pad 5, so that the restraint of the bracket 4 is realized.
In this embodiment, two brackets 4 are used to hold up four low-power air compressors. The traditional scheme is to adopt a single high-power air compressor to control four booster arms to operate, which is unfavorable for damping the control box. And set up four low-power air compressors and replace single high-power air compressor machine, its four low-power air compressors machine is connected through the air duct with four helping hand arms respectively, can effectively decompose the vibrations influence of control box. An anti-skid damping sheet is arranged between the low-power air compressor and the bracket 4, so that the influence of vibration of the air compressor on the accuracy of a sensor feedback value is further reduced.
The second special-shaped pad 5 reduces vibration between the support rod 22 and the bracket 4, the second special-shaped pad 5 is made of a multi-layer composite material, and the multi-layer composite material comprises a twine textile layer, a PVC wear-resistant layer, an elastic layer, a zinc-iron alloy layer, an elastic layer, a PVC wear-resistant layer and a twine textile layer which are connected together from top to bottom, wherein adhesive connection is preferentially adopted between each layer. The zinc-iron alloy layer is arranged to facilitate the manufacturing and forming of the composite layer and the extrusion and the recovery of the original shape.
The damper assembly 6 includes: the two longitudinal connecting plates 61, the two upper extending wings 62, the lower extending wings 63, the constraint sleeve 64, the two upper positioning plates 65, the two upper telescopic rods 66, the lower positioning plate 67 and the lower telescopic rod 68, wherein the constraint sleeve 64 is sleeved on the main beam of the main frame 2, and the two side walls of the constraint sleeve 64 are provided with transverse sliding grooves. The top end of the inner side wall of each longitudinal connecting plate 61 is provided with a transverse sliding strip which is in sliding connection with the transverse sliding groove; two upper positioning plates 65 are symmetrically connected to the top end of the longitudinal connecting plate 61. The top end of one upper telescopic rod 66 is fixedly connected with the bottom surface of the corresponding upper positioning plate 65, and the bottom end of the upper telescopic rod 66 is fixedly connected with the corresponding upper extending wing 62. The lower positioning plate 67 is fixedly connected to the bottom end of the longitudinal connecting plate 61; the bottom of lower telescopic link 68 is fixed connection with the top surface of lower locating plate 67, and the top of lower telescopic link 68 is fixed connection with lower floor's extension wing 63. The bottom end of each upper extending wing 62 is connected with a high Cheng Jiguang displacement monitoring sensor 7 for detecting parameters of the paved track plate in the Z axis; the top end of the lower extending wing 63 is connected with a transverse laser displacement monitoring sensor 8 for detecting parameters of the track slab laid on the X axis.
In this embodiment, the cross bar of each longitudinal connecting plate 61 is trapezoidal, and the cross groove of the constraining sheath 64 is trapezoidal. The end of each upper extending wing 62 is slidably connected to the trapezoid slot of the longitudinal connecting plate 61 through a trapezoid slider, and the trapezoid slider of the upper extending wing 62 is preferentially provided with a plurality of trapezoid slots, and the trapezoid slot of the longitudinal connecting plate 61 is preferentially provided with a plurality of trapezoid slots.
The horizontal X-axis measuring instrument 9 and the horizontal Y-axis measuring instrument 10 are respectively arranged on the top surface of the girder of the main frame 2, the horizontal X-axis measuring instrument 9 and the horizontal Y-axis measuring instrument 10 are mutually vertical, and four supporting legs of the main frame 2 are respectively connected with travelling wheels through a telescopic adjusting piece 23.
In the embodiment, the travelling wheel adopts a large-diameter solid tire.
In this embodiment, the expansion adjustment member 23 is a high load expansion cylinder.
In the embodiment, the elastic layer is preferably made of epoxy natural rubber, ethylene propylene diene monomer, vulcanized resin, tricresyl phosphate, trioctyl trimellitate, ethylene glycol diethyl ether acetate and epoxy fatty acid methyl ester by mixing and processing.
A damping method of track slab fine tuning equipment comprises the following steps:
the travelling wheels drive the main frame 2 to run, and the main frame 2 drives the longitudinal connecting plate 61, the upper extending wing 62, the lower extending wing 63, the elevation laser displacement monitoring sensor 7 and the transverse laser displacement monitoring sensor 8 above the longitudinal connecting plate to synchronously move, so that the stability of the whole operation is ensured;
the power-assisted arm running rail 1 is erected on the cross beam 21, the convex strips 11 of the power-assisted arm running rail 1 squeeze the first special-shaped pads 3 to be embedded into the grooves 212, and the inner side walls of the concave tables 211 wrap the peripheral side walls of the convex strips 11 through the first special-shaped pads 3 to form a first buffering and damping structure, so that primary damping is performed;
the n-shaped strip 41 of the bracket 4 extrudes the second special-shaped pad 5 to be embedded into the n-shaped groove 221, and the inner cavity wall of the bracket 4 wraps the peripheral side wall of the supporting rod 22 through the second special-shaped pad 5 to form a second buffering and damping structure for secondary damping;
the air compressor is installed on the bracket 4, the booster arm is installed on the booster arm running rail 1, and when the air compressor and the booster arm work, the buffering and damping operation is completed through the first buffering and damping structure and the second buffering and damping structure.
In the roadbed section, the horizontal X-axis measuring instrument 9 monitors the inclination angle of the horizontal X-axis, the horizontal Y-axis measuring instrument 10 monitors the inclination angle of the horizontal Y-axis, and the four telescopic adjusting pieces 23 perform adjusting motions according to the inclination angle information of the horizontal X-axis and the inclination angle information of the horizontal Y-axis, so that the stable operation of the power assisting arm driving rail 1 is ensured.
The invention relates to an intelligent fine tuning principle of a plate-type ballastless track based on terminal feedback:
acquiring three-dimensional space distance parameters of the laser displacement sensor and the fine adjustment standard frame by using fine adjustment control equipment;
the total station sends the coordinates (before adjustment) of the four fine adjustment standard frames on the track plate to fine adjustment control equipment, and calculates the difference value (namely adjustment quantity) between the coordinates and the target value;
the fine adjustment control equipment fits the two groups of data, sends an instruction, and controls the spanner of the power assisting arm to carry out fine adjustment.
After each adjustment, the fine adjustment control equipment collects data of the elevation laser displacement monitoring sensor and the transverse laser displacement monitoring sensor, and controls the numerical control wrench of the power assisting arm in a targeted manner until the target value is reached.
And (3) performing secondary measurement (namely a retest procedure) by using the total station, recording data after the standard requirement is met, and adjusting the next track plate.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.
Claims (9)
1. Track board fine tuning equipment shock-absorbing structure, its characterized in that includes: the device comprises a main frame (2), a first special-shaped pad (3), a bracket (4), a second special-shaped pad (5) and a damping component (6);
a cross beam (21) is arranged in the main frame (2), and the end part of the power-assisted arm running rail (1) is built on the cross beam (21) through the first special-shaped pad (3);
a supporting rod (22) is arranged on a main beam of the main frame (2), and the bracket (4) is built on the supporting rod (22) through the second special-shaped pad (5);
the shock absorbing assembly (6) comprises: a longitudinal connecting plate (61), an upper extending wing (62) and a lower extending wing (63); one end of the longitudinal connecting plate (61) is connected with a main beam of the main frame (2); the upper extending wings (62) and the lower extending wings (63) are connected to the side wall of the longitudinal connecting plate (61); the upper extending wing (62) is connected with a high Cheng Jiguang displacement monitoring sensor (7), and the lower extending wing (63) is connected with a transverse laser displacement monitoring sensor (8);
the four supporting legs of the main frame (2) are respectively connected with travelling wheels.
2. A track slab fine tuning device shock absorbing structure in accordance with claim 1, wherein the shock absorbing assembly (6) further comprises: a restraint sleeve (64), an upper locating plate (65), an upper telescopic rod (66), a lower locating plate (67) and a lower telescopic rod (68);
the constraint sleeve (64) is sleeved on the main beam of the main frame (2), and a transverse sliding groove is formed in the side wall of the constraint sleeve (64);
a transverse sliding strip is arranged at the top end of the side wall of the longitudinal connecting plate (61), and is in sliding connection with the transverse sliding groove;
the upper positioning plate (65) is fixedly connected to the top end of the longitudinal connecting plate (61);
the top end of the upper telescopic rod (66) is fixedly connected with the bottom surface of the upper positioning plate (65), and the bottom end of the upper telescopic rod (66) is fixedly connected with the upper extending wing (62);
the lower positioning plate (67) is fixedly connected to the bottom end of the longitudinal connecting plate (61);
the bottom of the lower telescopic rod (68) is fixedly connected with the top surface of the lower positioning plate (67), and the top of the lower telescopic rod (68) is fixedly connected with the lower extending wing (63).
3. The shock absorption structure of the track slab fine adjustment equipment according to claim 1, wherein a concave table (211) is arranged on the upper surface of the cross beam (21), and a groove (212) is arranged in the concave table (211); a raised line (11) is arranged at the bottom surface end of the power-assisted arm running rail (1); the convex strips (11) are extruded, the first special-shaped pads (3) are embedded into the grooves (212), and the inner side walls of the concave tables (211) wrap the peripheral side walls of the convex strips (11) through the first special-shaped pads (3).
4. A track slab fine tuning device shock absorbing structure according to claim 3, characterized in that the first profiled mat (3) is made of a multi-layer composite material, and the multi-layer composite material comprises a twine textile layer, a PVC wear layer, an elastic layer, a zinc-iron alloy layer, an elastic layer, a PVC wear layer, a twine textile layer, which are connected together from top to bottom.
5. The track slab fine adjustment device damping structure according to claim 1, wherein the supporting rods (22) are parallel to the cross beams (21), n-shaped grooves (221) are formed in the peripheral side walls of the supporting rods (22), n-shaped strips (41) are arranged on the inner cavity walls of the brackets (4), the n-shaped strips (41) squeeze the second special-shaped pads (5) to be embedded into the n-shaped grooves (221), and the peripheral side walls of the supporting rods (22) are wrapped by the inner cavity walls of the brackets (4) through the second special-shaped pads (5).
6. The shock absorbing structure of the track slab fine tuning device according to claim 5, wherein the second special-shaped pad (5) is made of a multi-layer composite material, and the multi-layer composite material comprises a twine textile layer, a PVC wear-resistant layer, an elastic layer, a zinc-iron alloy layer, an elastic layer, a PVC wear-resistant layer and a twine textile layer which are connected together from top to bottom.
7. The track slab fine tuning apparatus shock absorbing structure as set forth in claim 1, further comprising: a horizontal X-axis measuring instrument (9), a horizontal Y-axis measuring instrument (10) and four telescopic adjusting pieces (23);
the horizontal X-axis measuring instrument (9) and the horizontal Y-axis measuring instrument (10) are respectively arranged on the top surfaces of two vertical frame beams of the main frame (2), and the horizontal X-axis measuring instrument (9) and the horizontal Y-axis measuring instrument (10) are mutually perpendicular;
each supporting leg of the main frame (2) is connected with the travelling wheel through the telescopic adjusting piece (23).
8. A method for damping vibration of a track slab fine tuning device, which is characterized by adopting the track slab fine tuning device damping structure as claimed in any one of claims 1-7, comprising the following steps:
the travelling wheel drives the main frame (2) to travel, and the main frame (2) drives the longitudinal connecting plate (61) and the upper extending wing (62), the lower extending wing (63), the elevation laser displacement monitoring sensor (7) and the transverse laser displacement monitoring sensor (8) above the longitudinal connecting plate to synchronously move;
the power-assisted arm running rail (1) is erected on the cross beam (21), the raised strips (11) of the power-assisted arm running rail (1) squeeze the first special-shaped pad (3) to be embedded into the groove (212), and the inner side walls of the concave tables (211) wrap the peripheral side walls of the raised strips (11) through the first special-shaped pad (3) to form a first buffering and damping structure;
the n-shaped strip (41) of the bracket (4) extrudes the second special-shaped pad (5) to be embedded into the n-shaped groove (221), and the inner cavity wall of the bracket (4) wraps the peripheral side wall of the supporting rod (22) through the second special-shaped pad (5) to form a second buffering and damping structure;
the air compressor is installed on the bracket (4), the booster arm is installed on the booster arm running rail (1), and when the air compressor and the booster arm work, the buffering and damping operation is completed through the first buffering and damping structure and the second buffering and damping structure.
9. The method for damping vibration of a track slab fine tuning apparatus according to claim 8, wherein,
the horizontal X-axis measuring instrument (9) monitors the inclination angle of the horizontal X-axis, the horizontal Y-axis measuring instrument (10) monitors the inclination angle of the horizontal Y-axis, and the four telescopic adjusting pieces (23) perform adjusting motions according to the inclination angle information of the horizontal X-axis and the inclination angle information of the horizontal Y-axis, so that the power-assisted arm running rail (1) is ensured to run stably.
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