CN113200308A - Motor train unit lower part dismounting device with lifting function - Google Patents
Motor train unit lower part dismounting device with lifting function Download PDFInfo
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- CN113200308A CN113200308A CN202110501314.XA CN202110501314A CN113200308A CN 113200308 A CN113200308 A CN 113200308A CN 202110501314 A CN202110501314 A CN 202110501314A CN 113200308 A CN113200308 A CN 113200308A
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- tray
- lifting
- vehicle body
- train unit
- rail
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- 230000007246 mechanism Effects 0.000 claims abstract description 79
- 210000002105 tongue Anatomy 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 4
- 241000271559 Dromaiidae Species 0.000 claims 2
- 238000012423 maintenance Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K13/00—Other auxiliaries or accessories for railways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
Abstract
The invention discloses a motor train unit lower part dismounting device with a lifting function. The automatic lifting device comprises a vehicle body and a wireless remote control system, wherein a conveying tray is arranged on the vehicle body, is arranged at the top of a lifting mechanism and is used for carrying vehicle bottom equipment; the lifting mechanism is positioned in the middle of the vehicle body and used for lifting and dropping the conveying tray and vehicle bottom equipment; the transverse moving roller ways are distributed on two sides of the lifting mechanism and used for bearing the conveying tray when the conveying tray descends to the transverse moving height; the rail clamping system is used for clamping the vehicle body on the rail bridge after the vehicle body is stably stopped; and the driving wheel system is used for driving the vehicle body to walk on the track bridge. The invention is used for dismounting and mounting the parts under the train when the railway motor train unit is integrally erected and overhauled on the track bridge, and the existing track bridge is utilized, so that other reconstruction is not needed, and the cost is low.
Description
Technical Field
The invention belongs to the technical field of bullet train equipment, and particularly relates to a motor train unit under-train component dismounting device with a lifting function.
Background
When the motor car bottom bin equipment is disassembled and assembled at present, the following technology is adopted:
1. movable rail + pit type lifting replacement technology: (1) a track needs to be laid in the pit for the trolley to travel, the construction cost is high, and the conventional pit is designed to be integrally cast in place and cannot bear a heavy-load workpiece; (2) trolley storage spaces need to be reserved at the two ends of the track bridge, so that operation is not facilitated; (3) the movable track needs a motor train unit to fix a parking platform, and is suitable for the conditions of fewer overhaul vehicle types and fewer number; (4) the movable track needs to have extremely high safety locking performance; (5) the movable track adopts a swing arm opening structure, and the length is limited, so that the requirement of conveying large-scale workpieces cannot be met.
2. The technology for replacing the lifting track and the pit type rotary table comprises the following steps: (1) the movable track needs a motor train unit to fix a parking platform, and is suitable for the conditions of fewer overhaul vehicle types and fewer number; (2) the operation efficiency is not high;
disclosure of Invention
The invention aims to solve the defects in the prior art, and provides the disassembly and assembly equipment for the lower parts of the motor train unit with the lifting function, which realizes the disassembly, the falling and the quick moving out of the lower parts under the track bridge and the movable trolley line, and the quick lifting, the positioning and the installation of the repaired lower parts.
The technical scheme adopted by the invention is as follows: the motor train unit lower part dismounting device with the lifting function comprises a motor train unit body, wherein the motor train unit lower part dismounting device is installed on the motor train unit body
The conveying tray is arranged at the top of the lifting mechanism and is used for receiving vehicle bottom equipment; the conveying tray comprises a tray frame, a tray panel and a tray cover plate, the top surface of the tray panel is tightly attached to the tray cover plate, the bottom surface of the tray panel is in rolling contact with the tray frame, the center of the tray panel is connected with the tray frame through a connecting shaft, a fine adjustment mechanism for adjusting the angle of the panel is arranged between the tray frame and the tray panel, and the fine adjustment mechanism can adjust the tray panel to rotate around the axis of the connecting shaft;
the lifting mechanism is positioned in the middle of the vehicle body and used for lifting and dropping the conveying tray and vehicle bottom equipment;
the transverse moving roller ways are distributed on two sides of the lifting mechanism and used for bearing the conveying tray when the conveying tray descends to a transverse moving height, and the transverse moving height is the height of the transverse moving roller ways;
the rail clamping system is used for clamping the vehicle body on the rail bridge after the vehicle body is stably stopped;
and the driving wheel system is used for driving the vehicle body to walk on the track bridge.
Further, the tray frame includes bottom surface board and many support bars that set up on the bottom surface board, the interval sets up a plurality of universal balls on the support bar, universal ball and the contact of tray panel bottom surface.
Further, the fine setting structure includes screw-nut, extension bar and location axle, the one end of screw-nut's lead screw is fixed in the tray frame through the lead screw seat on, extension bar one end is connected to the other end of screw-nut's lead screw, and the extension bar other end extends to the tray frame outside, location axle and screw-nut's nut seat fixed connection just are located screw-nut one side, location axle top cooperates with the locating hole on the tray panel.
Further, the lifting mechanism comprises a bottom plate, a top plate and a lifting mechanism arranged between the bottom plate and the top plate, the lifting mechanism comprises a scissor assembly, a rigid chain assembly and a first driving mechanism, the bottom of the scissor assembly is installed on the bottom plate, the top of the scissor assembly is installed on the top plate, the rigid chain assembly is installed on the bottom plate, the top of the rigid chain assembly is connected with the bottom surface of the top plate, the first driving mechanism is used for driving the rigid chain assembly to lift, a lifting adjusting platform capable of moving back and forth is arranged at the top of the top plate, and a bias telescopic arm capable of moving left and right is arranged on the lifting adjusting platform.
Further, lift adjustment platform includes platform body and second actuating mechanism, be equipped with two parallel arrangement's first guide rail on the roof, the platform body is installed on first guide rail, second actuating mechanism installs on the roof, and second actuating mechanism drives the platform body and slides along first guide rail.
Further, the offset telescopic arm comprises two second guide rails and a third driving mechanism, wherein the two second guide rails are arranged in parallel, a sliding rod is installed in each second guide rail, and the third driving mechanism drives the sliding rod to slide along the second guide rails.
Furthermore, the transverse moving roller way comprises two roller way grooves which are arranged in parallel, a plurality of rollers are arranged in the roller way grooves, the track grooves are arranged on the vehicle body, and the two roller way grooves are arranged along the direction perpendicular to the advancing direction of the vehicle body and are distributed on two sides of the lifting mechanism.
Furthermore, the rail clamping system comprises a plurality of rail clamping lock tongues, a hydraulic system and a pressure protection system, wherein the rail clamping lock tongues are arranged on the vehicle body, the rail clamping lock tongues are distributed on two sides along the advancing direction of the vehicle body and are positioned at the bottom of the transverse roller way, and the hydraulic system is used for driving the rail clamping lock tongues to extend out to abut against steel rails on two sides of the track bridge or retract to the original position.
Furthermore, four corners of the lower end of the vehicle body are respectively provided with a ground foot support, and the ground foot supports comprise a telescopic arm and an adjusting ground foot connected to the end part of the telescopic arm.
Furthermore, a cable reel is arranged on the vehicle body and used for winding and unwinding a power line for supplying power to the vehicle, and the cable reel is arranged at the front end of the vehicle body in the advancing direction of the vehicle body.
The invention has the beneficial effects that:
the driving wheel system provided by the invention enables the vehicle to have a walking function, and can directly run on the rail surface of the steel rail without laying a special rail, so that the cost is greatly reduced; the rail clamping system can clamp the train body on the rail bridge, so that the train can be parked at any position needing to be disassembled and assembled at the bottom of the motor train unit, and the maintenance of equipment is more convenient; the conveying tray is provided with a fine adjustment mechanism, when vehicle bottom equipment is installed, position errors caused by the incorrect arrangement position of the vehicle bottom equipment and the positioning errors of a pit lifting disassembly and assembly vehicle are compensated through the fine adjustment mechanism, and the alignment of installation hole positions of the vehicle bottom equipment is ensured; and a flexible lifting adjusting mechanism is adopted, so that the requirements of vertical up-down, front-back, left-right position adjustment and vertical horizontal rotation operation in a narrow space in a field are met.
The invention is suitable for the track bridge maintenance operation places, is used for dismantling and installing the parts under the train when the railway motor train unit is subjected to integral train erection maintenance of the track bridge, does not need other reconstruction by utilizing the existing track bridge, and saves the cost; the equipment is convenient to maintain in the later period, can be hoisted to other areas for maintenance, does not influence normal operation, and is low in later-period maintenance cost and convenient to operate; the remote control vehicle is adopted to travel on the track, safety and reliability are realized, the labor intensity is reduced, the fixed station operation is not needed, and the operation can be carried out at any parking position.
Drawings
Fig. 1 is a schematic perspective view of a viewing angle according to the present invention.
Fig. 2 is a schematic perspective view of another embodiment of the present invention.
Fig. 3 is a schematic plan view of the present invention.
Fig. 4 is a side view of fig. 3.
Fig. 5 is a top view of fig. 3.
Fig. 6 is a schematic view of the tray frame and the tray panel of the conveying tray of the present invention.
Fig. 7 is a schematic view of a tray frame of the conveying tray of the present invention.
Fig. 8 is a longitudinal sectional view of the conveying tray of the present invention.
Fig. 9 is an enlarged view of fig. 8 at a.
Fig. 10 is a schematic plan view of a conveyor tray according to the invention.
FIG. 11 is a perspective view of the lifting mechanism of the present invention.
FIG. 12 is a plan view of the lift mechanism of the present invention.
In the figure: 1-a vehicle body; 2-conveying the tray; 2.1-tray frame; 2.1.1-bottom panel; 2.1.2-support bar; 2.1.3-Universal ball; 2.1.4-pull ring; 2.1.5-mounting plate; 2.1.6-ear plate; 2.1.7-connecting rod; 2.2-pallet panel; 2.3-tray cover plate; 2.4-fine tuning structure; 2.4.1-screw nut; 2.4.2-lead screw; 2.4.3-nut seat; 2.4.4-screw seat; 2.4.5-extension bar; 2.4.6-positioning the shaft; 2.5-connecting shaft; 2.5.1-pin roll; 2.5.2-bearing; 2.5.3-connecting seat; 3-a lifting mechanism; 3.1-base plate; 3.2-top plate; 3.3-scissor assembly; 3.4-scissor arms; 3.5-a glide assembly; 3.5.1-sliding rail; 3.5.2-sliding block; 3.6-rigid chain component; 3.6.1-rigid chain; 3.6.2-Strand cassette; 3.7-first drive mechanism; 3.8-weighing sensor; 3.10-lifting the adjusting platform; 3.10.1-a platform body; 3.10.2-a second drive mechanism; 3.10.3-a first guide rail; 3.11-offset telescopic arm; 3.11.1-a second guide rail; 3.11.2-sliding bar; 3.11.3-third drive mechanism; 3.12-locating pin; 4-traversing the roller way; 4.1-roller way groove; 4.2-roller; 5-a rail clamping system; 5.1-a rail-clamping bolt; 5.2-hydraulic system; 6-a drive wheel system; 6.1-rubber wheel; 7-supporting the ground feet; 7.1-telescopic arm; 7.2-adjusting the ground feet; 8-a cable drum; 9-an electrical control box; 10-track bridge; 10.1-steel rail; 11-workpiece.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 12, the invention provides a device for dismounting and mounting parts under a motor train unit with a lifting function, which mainly comprises a train body 1, a conveying tray 2, a lifting mechanism 3, a traverse roller table 4, a rail clamping system 5, a driving wheel system 6, a foot support 7, a cable drum 8, a wireless remote control system (not shown in the figure), an electric control box 9 and the like, wherein the functions and the specific structures of the devices are respectively explained as follows:
(1) vehicle body
The vehicle body 1 is composed of a vehicle body framework, the vehicle body framework is of a box-type structure and is formed by welding high-strength steel plates, and the vehicle body framework is used for bearing workpieces and self weight and is also a reference platform for installing a working operation and lifting mechanism. The front end of the vehicle body is provided with a hydraulic power device and an electric control box, and the rear end is provided with a cable drum. Alarm signals such as a buzzer alarm and a flashing light are arranged on the vehicle body, the buzzer alarm and the flashing light are always in a working state 2 seconds before the vehicle is started until the operation is finished, and safety operation of warning personnel during vehicle running is guaranteed. The two sides of the vehicle body 1 are provided with alignment grooves 1.1 for aligning with the AGV
(2) Conveying tray
The conveying tray 2 is used for receiving vehicle bottom equipment and is provided with an angle fine adjustment mechanism, when the vehicle bottom equipment is installed, the fine adjustment mechanism is used for compensating the position error caused by the positioning error of the vehicle bottom equipment, and the position error of a pit lifting dismounting vehicle is ensured to be aligned with the vehicle bottom equipment installation hole position.
Carry tray 2 to include tray frame 2.1, tray panel 2.2 and tray apron 2.3, tray panel 2.2's top surface is hugged closely tray apron 2.3 and is formed whole upper strata as tray structure, and tray panel 2.2 bottom surface and tray frame 2.1 rolling contact are connected through connecting axle 2.5 between tray panel 2.2 center and the tray frame 2.1, reserve between tray panel 2.2 bottom surface and the tray frame 2.1 and have the thing space of putting, set up fine setting mechanism 2.4 that is used for adjusting the panel angle in this space, fine setting structure 2.4 can adjust tray panel 2.2 winds thereby the axis rotation of connecting axle 2.5 compensates vehicle bottom equipment pendulum position is not just, and the position error that pit lift car positioning error caused guarantees that vehicle bottom equipment fixing hole site is adjusted well.
Tray frame 2.1 includes bottom surface board 2.1.1 and many support bars 2.1.2 that set up on the bottom surface board, equal even interval sets up a plurality of universal balls 2.1.3 on the support bar, universal ball 2.1.3 and tray panel bottom surface contact. The four supporting bars 2.1.2 are arranged, the four supporting bars 2.1.2 form a structure in a shape like a Chinese character 'jing', and the structure in the shape like the Chinese character 'jing' can reserve a certain space while ensuring the supporting strength, thereby reducing the weight and the cost of the equipment. The universal ball 2.1.3 is arranged to form rolling contact between the tray panel 2.2 and the tray frame 2.1, so that the moving friction force of the tray panel 2.2 during angle adjustment can be reduced.
The fine adjustment structure 2.4 comprises a screw rod nut 2.4.1, an extension rod 2.4.5 and a positioning shaft 2.4.6, two ends of a screw rod 2.4.2 of the screw rod nut 2.4.1 are fixed on the bottom panel of the tray frame 2.1 through screw rod seats 2.4.4, one end of the extension rod 2.4.5 is connected with the other end of the screw rod 2.4.2, the other end of the extension rod 2.4.5 extends to the outer side of the tray frame 2.1, the positioning shaft 2.4.6 is fixedly connected with a nut seat 2.4.3 of the screw rod nut and is positioned on one side of the screw rod nut 2.4.1, and the top end of the positioning shaft 2.4.6 is matched with a positioning hole on the tray panel 2.2.
The connecting shaft 2.5 comprises a pin shaft 2.5.1, a bearing 2.5.2 and a connecting seat 2.5.3, the bearing 2.5.2 is fixed on the bottom panel of the tray frame 2.1, the bearing 2.5.2 is sleeved on the surface of the pin shaft 2.5.1, the pin shaft 2.5.1 is inserted into a through hole at the center of the tray panel 2.2, one end of the pin shaft 2.5.1 is fixedly connected with the tray panel 2.2 through a bolt, the connecting seat 2.5.3 is positioned at the bottom of the tray frame 2.1, and the other end of the pin shaft 2.5.1 is fixedly connected with the connecting seat 2.5.3 through a bolt.
When the installation hole position is not aligned due to the fact that the vehicle bottom equipment is not placed in the right position, the end 2.4.7 of the extension bar 2.4.5 located on the outer side of the tray frame 2.1 is adjusted (namely rotated), so that the nut seat 2.4.3 moves along the lead screw 2.4.2, as shown in the figure 10, the nut seat can move within the stroke range between the B and the C, the positioning shaft 2.4.6 is driven to move, the tray panel and the tray rod portion above the nut seat are driven to slightly rotate by a certain angle around the pin shaft 2.5.1, and the alignment of the installation hole position of the vehicle bottom equipment is achieved.
Be equipped with pull ring 2.1.4 in one side of tray frame 2.1, pull ring 2.1.4 includes mounting panel 2.1.5, two otic placodes 2.1.6 and connecting rod 2.1.7, mounting panel 2.1.5 is through bolted fixation in one side of tray frame 2.1, and two otic placodes 2.1.6 one end are connected perpendicularly on mounting panel 2.1.5, connect through connecting rod 2.1.7 between the other end of two otic placodes 2.1.6 and form ring structure. After the motor train unit vehicle bottom equipment which is disassembled is placed on the conveying tray, the tray needs to be transversely moved to the motor train unit vehicle lower part conveying equipment AGV on one side, and at the moment, the pull hook on the motor train unit vehicle lower part conveying equipment AGV can stretch out to hook the pull ring to pull the conveying tray onto the motor train unit vehicle lower part conveying equipment AGV.
(3) Lifting mechanism
The lifting mechanism 3 is a main mechanism for lifting and dropping a vehicle bottom workpiece 11, and consists of a scissor assembly 3.3, a rigid chain assembly 3.6, a weighing sensor 3.8, a stay wire sensor, a lifting adjusting platform 3.10, an offset load telescopic arm 3.11 and the like, wherein the designed lifting working stroke is 1250mm, the positioning precision is 1mm, and the rated load is 4000 kg.
When lifting, weighing sensor 3.8 check out test set weight, lift in-process equipment and push up behind the vehicle bottom, this detected value can increase a numerical value suddenly, and after the automobile body computer detected this variable, the action of stopping lifting prevents to lift the mechanism and overtop damage equipment. The stay wire sensor detects the height of the equipment, and the height information of the lifting mechanism can be conveniently mastered in real time.
The lifting adjusting platform 3.10 and the offset load telescopic arm 3.11 are main mechanisms for realizing the disassembly and assembly of the parts under the vehicle which are not in the center of the bottom of the vehicle. The lifting adjusting platform 3.10 can move +/-100 mm in the front-back direction, the positioning precision is 1mm, the errors of the front-back position direction of the workpiece are compensated, the offset telescopic arm 3.11 transversely extends +/-600 mm, the positioning precision is 1mm, the offset telescopic arm is used for bearing offset vehicle bottom equipment, and the errors of the left-right position direction of the workpiece are compensated.
Note that: when the load is more than 1000kg, the transverse extension of the offset telescopic arm is less than +/-100 mm.
The lifting mechanism 3 comprises a bottom plate 3.1, a top plate 3.2, a scissor assembly 3.3, a rigid chain assembly 3.6 and a first driving mechanism 3.7, wherein the bottom of the scissor assembly 3.3 is installed on the bottom plate 3.1, the top of the scissor assembly 3.3 is installed on the top plate 3.2, the rigid chain assembly 3.6 is installed on the bottom plate 3.1, the top of the rigid chain assembly 3.6 is connected with the bottom surface of the top plate 3.2, the first driving mechanism 3.7 is used for driving the top of the rigid chain assembly 3.6 to lift, the top of the top plate 3.2 is provided with a lifting adjusting platform 3.10 capable of moving back and forth, and the lifting adjusting platform 3.10 is provided with a bias telescopic arm 3.11 capable of moving left and right. The bottom of the top plate 3.2 is provided with a weighing sensor 3.8 for detecting the weight of the equipment, the bottom plate 3.1 is provided with a stay wire sensor for detecting the height of the equipment, and the stay wire sensor is positioned inside a structure formed by the scissor fork assembly and is blocked, so that the stay wire sensor is not shown in the figure.
The scissor assembly 3.3 comprises four scissor arms 3.4 and a plurality of sliding assemblies 3.5, the top and the bottom of one side of each scissor arm 3.4 are fixedly connected with the top plate 3.2 and the bottom plate 3.1 respectively, the top and the bottom of the other side of each scissor arm 3.4 are connected with the top plate 3.2 and the bottom plate 3.1 through the sliding assemblies 3.5 respectively, and the edges of the four sides of the four scissor arms 3.4, which are located on the bottom plate 3.1, form a square frame structure. The sliding component 3.5 comprises a sliding rail 3.5.1 and a sliding block 3.5.2, the sliding rail 3.5.1 is fixed on the top plate 3.2 or the bottom plate 3.1, the sliding block 3.5.2 is matched with the sliding rail 3.5.1, and one side of the scissor arm 3.4 is fixed on the sliding block 3.5.2.
The rigid chain assembly 3.6 comprises two rigid chains 3.6.1 and four chain boxes 3.6.2 used for containing the two rigid chains respectively, the two chain boxes 3.6.2 are fixed on the bottom plate 3.1, the tops of the two rigid chains 3.6.1 are connected with the top plate 3.2 through movable joints respectively, and the first driving mechanism 3.7 drives the tops of the rigid chains to lift. The first driving mechanism is a conventional one, and may include a motor, a reducer, a coupling, and the like.
The lifting device is provided with the two rigid chains 3.6.1 and the four scissor arms 3.4 to lift and bear equipment, the bearing weight is large, and the dismounting requirements of large train bottom and heavy equipment of the motor train unit can be met.
Lift adjustment platform 3.10 includes platform body 3.10.1 and second actuating mechanism 3.10.2, be equipped with two first guide rail 3.10.3 of parallel arrangement on roof 3.2, platform body 3.10.1 installs on first guide rail 3.10.3, second actuating mechanism 3.10.2 installs on roof 3.2, and second actuating mechanism 3.10.2 drives platform body 3.10.1 and slides along first guide rail 3.10.3. The second driving mechanism is prior art and may be an electric cylinder.
The offset telescopic arm 3.11 comprises two second guide rails 3.11 and a third driving mechanism 3.11.3 which are arranged in parallel, a sliding rod 3.11.2 is mounted on the second guide rail 3.11.1, the third driving mechanism 3.11.3 drives the sliding rod 3.11.2 to slide along the second guide rail 3.11.1, the first guide rail 3.10.3 and the second guide rail 3.11.1 are arranged perpendicular to each other, and the top surface of the sliding rod 3.11.2 is provided with at least one positioning pin 3.11.4 for positioning a tray. The third driving mechanism is prior art and may be a motor.
When the equipment to be disassembled and assembled is not positioned right above the tray, according to the position of the equipment, the platform body 3.10.1 can be driven by the second driving mechanism 3.10.2 to move for a certain distance along the first guide rail 3.10.3, the two sliding rods 3.11.2 are driven by the third driving mechanism 3.11.3 to move for a certain distance along the second guide rail 3.11.1, so that the tray at the top of the offset telescopic arm moves to the lower part of the equipment, and the offset vehicle bottom equipment is received.
(4) Traversing roller way
The transverse moving roller way 4 comprises two roller way grooves 4.1 which are arranged in parallel, a plurality of rollers 4.2 are arranged in the roller way grooves 4.1, the track grooves 4.1 are arranged on the upper part of the vehicle body 1, and the two roller way grooves 4.1 are arranged along the direction perpendicular to the advancing direction of the vehicle body and are distributed on two sides of the lifting mechanism 3. When the conveying tray 2 falls to the transverse moving height, the conveying tray 2 is borne on the transverse moving roller way 4, and the guide rail plate of the conveying tray 2 slides in the roller way groove 4.1 in a guiding way, so that the safe transverse moving can be realized.
(5) Rail clamping system
The rail clamping system 5 comprises a plurality of rail clamping lock tongues 5.1 and a hydraulic system 5.2 which are arranged on the vehicle body, the rail clamping lock tongues 5.1 are distributed on two sides along the advancing direction of the vehicle body and are positioned at the bottom of the transverse roller table 4, and the hydraulic system 5.2 is used for driving the rail clamping lock tongues 5.1 to extend out to abut against steel rails 10.1 on two sides of a rail bridge 10 or retract to the original position.
The rail clamping mechanism 5 is arranged on the upper portion of the car body, when the trolley is stopped stably, a group of four rail clamping lock tongues 5.1 extends out of every two of the four rail clamping lock tongues to abut against the inner arc surface of the steel rail 10.1, the car body is clamped on the rail bridge 10, and stability of the car body is guaranteed. The rail clamping mechanism comprises a rail clamping spring bolt, an oil cylinder, a pressure protection valve and the like, and when the rail clamping spring bolt extends to abut against the steel rail, the pressure protection valve can prevent the steel rail from being damaged by overlarge pressure. The hydraulic system 5.2 is prior art, comprises oil tank, motor, oil pump and valve block etc. installs at the automobile body front end, provides power supply and action signal for card rail mechanism, sets up on the valve block by the safety protection valve, prevents that system's pressure from too high damaging equipment.
(6) Drive wheel system
The driving wheel system 6 is a power layout with 2 wheels for independent driving and 2 wheels for driven, the 2 motor driving wheels are symmetrically arranged at the rear of the vehicle body and are independent stepless speed change power units, the four motor driving wheels are respectively arranged at four corners of the vehicle body, and the mechanism comprises a driving motor, a solid rubber wheel, a two-stage transmission gear reducer, an electromagnetic brake and the like. The motor driving wheel has a walking function. The width of the rubber wheel 6.1 is 100mm, and the rubber wheel is suitable for the standard rail surface running of a railway.
(7) Foundation support
The lower margin supports 7 and arranges in 1 lower part of automobile body, comprises a flexible arm 7.1 and an adjusting lower margin 7.2, and two liang of a set of lower margin supports arranges in the automobile body four corners, and two liang of a set of lower margin supports interval 360mm, is greater than track bridge stand's width 240mm, even so the stand shelters from a lower margin and supports, and another lower margin supports also can reliably stretch out, and four groups of lower margin supports support subaerial, provide four stable fulcrums for the automobile body, guarantee the stability of automobile body.
(8) Cable drum
The trolley is powered by the track bridge side power box, a 50-meter cable drum 8 is adopted for electric energy transmission, a cable drum winding roll can be used for winding and unwinding and shrinking a power line, the cable is prevented from being dragged along with the ground and being abraded and corroded and damaged, and the trolley is installed at the front end of the trolley body.
(9) Wireless remote control system
The wireless remote control system sends out control instructions to control the automatic action part on each device by operating the handle and the switch on the remote controller. The operating handle is divided into: forward/backward handles, lift/drop handles, forward/backward trim handles, left/right trim handles. The switch is divided into: the device comprises a horn switch, a signal state lamp, a power-on state lamp, a key switch, a working mode selection switch, a hydraulic station enabling button (standby button), a rail clamping mechanism extending/retracting switch, a high/low speed selection switch, a lighting lamp button, an emergency stop button and a reset button.
(10) Electric control box
The electric control box 9 is arranged at the front end of the vehicle body, a motor driver, a system controller, a traveling controller and the like are arranged in the electric control box, a cover of the electric control box is not required to be opened in the driving process, the power supply is required to be turned off in the process of maintenance, and articles such as water, oil, metal debris and the like are prevented from entering the electric control cabinet.
The process of disassembling the workpiece in the invention is as follows:
(1) and confirming that the train is in place, enabling a component dismounting device (RGV) under the motor train unit to run to the lower part of the train bottom device to be overhauled, wherein the dismounting vehicle is driven by an independent motor and keeps positioning through a self-carried brake of the motor.
(2) The rail clamping mechanism 5 and the ground foot support 7 of the RGV act simultaneously to prevent instability of the vehicle body and side turning of the tray caused by offset load.
(3) The lifting mechanism 3 of the RGV is lifted, and after the tray 2 to be conveyed is lifted to the vehicle bottom equipment, the connection between the vehicle bottom equipment and the vehicle bottom is removed.
(4) After connection of the train bottom equipment is confirmed to be detached, the lifting mechanism 3 begins to fall to a specified height, the conveying tray 2 falls onto the transverse moving roller way 4 and waits for the train bottom part conveying equipment AGV to transfer.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (9)
1. The utility model provides a part dismouting equipment under EMUs car with lift function which characterized in that: comprises a vehicle body (1), wherein the vehicle body (1) is provided with a
The conveying tray (2) is arranged at the top of the lifting mechanism (3) and is used for receiving vehicle bottom equipment; the conveying tray (2) comprises a tray frame (2.1), a tray panel (2.2) and a tray cover plate (2.3), the top surface of the tray panel (2.2) is tightly attached to the tray cover plate (2.3), the bottom surface of the tray panel (2.2) is in rolling contact with the tray frame (2.1), the center of the tray panel (2.2) is connected with the tray frame through a connecting shaft (2.5), a fine adjustment mechanism (2.4) for adjusting the angle of the panel (2.2) is arranged between the tray frame (2.1) and the tray panel, and the fine adjustment mechanism (2.4) can adjust the tray panel (2.2) to rotate around the axis of the connecting shaft;
the lifting mechanism (3) is positioned in the middle of the vehicle body (1) and is used for lifting and dropping the conveying tray and vehicle bottom equipment;
the transverse moving roller ways (4) are distributed on two sides of the lifting mechanism (3) and used for bearing the conveying tray (2) when the conveying tray (2) descends to the transverse moving height;
the rail clamping system (5) is used for clamping the vehicle body on the rail bridge after the vehicle body is stable;
and the driving wheel system (6) is used for driving the vehicle body to walk on the track bridge.
EMUs vehicle lower part dismouting equipment with lift function.
2. The motor train unit underbody part dismounting device with lifting function as claimed in claim 1, wherein: tray frame (2.1) includes bottom surface board (2.1.1) and many support bars (2.1.2) that set up on the bottom surface board, the interval sets up a plurality of universal balls (2.1.3) on the support bar, universal ball (2.1.3) and tray panel (2.2) bottom surface contact.
3. The motor train unit underbody part dismounting device with lifting function as claimed in claim 1, wherein: the fine adjustment structure (2.4) comprises a screw rod nut (2.4.1), an extension rod (2.4.5) and a positioning shaft (2.4.6), one end of a screw rod (2.4.2) of the screw rod nut (2.4.1) is fixed on the tray frame (2.1) through a screw rod seat (2.4.4), one end of the extension rod (2.4.5) is connected with the other end of the screw rod (2.4.2) of the screw rod nut (2.4.1), the other end of the extension rod (2.4.5) extends to the outer side of the tray frame (2.1), the positioning shaft (2.4.6) is fixedly connected with a nut seat (2.4.3) of the screw rod nut and is positioned on one side of the screw rod nut, and the top end of the positioning shaft (2.4.6) is matched with a positioning hole on the tray panel (2.2).
4. The motor train unit underbody part dismounting device with lifting function as claimed in claim 1, wherein: the lifting mechanism (3) comprises a bottom plate (3.1), a top plate (3.2) and a lifting mechanism arranged between the bottom plate (3.1) and the top plate (3.2), the lifting mechanism comprises a scissor assembly (3.3), a rigid chain assembly (3.6) and a first driving mechanism (3.7), the bottom of the scissor assembly (3.3) is installed on the bottom plate (3.1), the top of the scissor assembly is installed on the top plate (3.2), the rigid chain assembly (3.6) is installed on the bottom plate (3.1), the top of the rigid chain assembly (3.6) is connected with the bottom surface of the top plate (3.2), the first driving mechanism (3.7) is used for driving the rigid chain assembly (3.6) to lift, a lifting adjusting platform (3.10) capable of moving back and forth is arranged at the top of the top plate (3.2), and a bias telescopic arm (3.11) capable of moving left and right is arranged on the lifting adjusting platform (3.10).
5. The motor train unit underbody part dismounting device with lifting function as claimed in claim 4, wherein: lift adjustment platform (3.10) and include platform body (3.10.1) and second actuating mechanism (3.10.2), be equipped with two first guide rail (3.10.3) of parallel arrangement on roof (3.2), the platform body is installed on first guide rail (3.10.3), second actuating mechanism (3.10.2) are installed on roof (3.2), and second actuating mechanism (3.10.2) drive platform body slides along first guide rail (3.10.3).
6. The motor train unit underbody part dismounting device with lifting function as claimed in claim 4, wherein: the biased telescopic arm (3.11) comprises two second guide rails (3.11.1) and a third driving mechanism (3.11.3), wherein the two second guide rails (3.11.1) and the third driving mechanism (3.11.3) are arranged in parallel, a sliding rod (3.11.2) is installed in each second guide rail (3.11.1), and the third driving mechanism (3.11.3) drives the sliding rod to slide along the second guide rails (3.11.1).
7. The motor train unit underbody part dismounting device with lifting function as claimed in claim 1, wherein: the transverse moving roller way (4) comprises two roller way grooves (4.1) which are arranged in parallel, a plurality of rollers (4.2) are arranged in the roller way grooves (4.1), the track grooves (4.1) are installed on the vehicle body, and the two roller way grooves (4.1) are arranged along the direction perpendicular to the advancing direction of the vehicle body and are distributed on two sides of the lifting mechanism (3).
8. The motor train unit underbody part dismounting device with lifting function as claimed in claim 1, wherein: the rail clamping system (5) comprises a plurality of rail clamping lock tongues (5.1) and a hydraulic system (5.2), wherein the rail clamping lock tongues (5.1) are arranged on the vehicle body (1), the rail clamping lock tongues (5.1) are distributed on two sides along the advancing direction of the vehicle body and are positioned at the bottom of the transverse moving roller way (4), and the hydraulic system (5.2) is used for driving the rail clamping lock tongues (5.1) to extend out to abut against steel rails on two sides of a rail bridge or retract to an original position.
9. The motor train unit underbody part dismounting device with lifting function as claimed in claim 1, wherein: be equipped with the lower margin support (7) that are used for supporting the automobile body on four angles of automobile body (1) lower extreme respectively, lower margin support (7) are including flexible arm (7.1) and connect in the regulation lower margin (7.2) of flexible arm tip.
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| CN202110501314.XA CN113200308B (en) | 2021-05-08 | 2021-05-08 | Motor train unit lower part dismounting device with lifting function |
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| CN202110501314.XA CN113200308B (en) | 2021-05-08 | 2021-05-08 | Motor train unit lower part dismounting device with lifting function |
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| CN115387652A (en) * | 2022-08-24 | 2022-11-25 | 上海汇聚自动化科技有限公司 | Integral lifting type parking robot |
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|---|---|
| CN113200308B (en) | 2022-11-01 |
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Effective date of registration: 20231113 Address after: No. 2263 Jiefang Avenue, Jiang'an District, Wuhan City, Hubei Province, 430000 Patentee after: Wuhan Wutie Ziyun Track Equipment Co.,Ltd. Address before: 430012 No. 168, xinyujiawan, Shizishan street, Hongshan District, Wuhan City, Hubei Province Patentee before: Wuhan Wuhan railway locomotive and vehicle equipment Co.,Ltd. |