A kind of double optoelectronic switch crossbeam alignment systems and its localization method
Technical field
The present invention relates to rail handling appliance field, more specifically to a kind of double optoelectronic switch crossbeam alignment systems
And its localization method.
Background technology
At present, during the Long rail welding in each base, all employ central controlled gapless line substantially the weldering base of the rail
Group hangs the gapless line for carrying out most long 500 meters of handling, has as used the master and slave stand control patterns of PLC, main website realizes the hair of action command
Give and each slave station perform after feedback information and each slave station between coordination, slave station makes to control between each loop wheel machine relatively independent.
And two kinds of existing frequently-used location control modes are:One kind is that servo adds speed govornor by frequency modulator system, its advantage
It is:1. positioning precision is accurate;2. corresponding speed is fast etc..Its shortcoming is:1. higher to extraneous requirement, especially temperature requirement is 0
~40 ° or so;2. a pair site error caused by skidding is not easy to make up, and is not suitable for outdoor working environment;3. exist because of interference
Caused by can not find position phenomenon.
Also one kind is to add speed govornor by frequency modulator system using WCS chis, and its advantage is:1. registration;2. environment is fitted
Should be able to power it is strong;It is 3. not easy to wear.Its shortcoming is:1. cost is high;2. information reads easily interference;3. damage can not repair.
The content of the invention
For drawbacks described above present in prior art, it is an object of the invention to provide a kind of double optoelectronic switch crossbeams to position
System and its localization method, there is strong environmental adaptability, also solve jamproof problem, and also there is easy to maintenance and inspection
Accomplish the characteristics of this is low.
To achieve the above object, the present invention adopts the following technical scheme that:
On the one hand, a kind of double optoelectronic switch crossbeam alignment systems, including crossbeam, traveling dolly, electric block, lowering or hoisting gear
And suspender, the upper end of traveling dolly are located at the lower end of crossbeam, traveling dolly is moved horizontally on the lower end of crossbeam, traveling
The lower end of dolly is connected with the upper end of electric block, and the lower end of electric block is connected with the upper end of lowering or hoisting gear, lowering or hoisting gear
Lower end is connected with suspender, in addition to substation PLC module, main website turn-key system, positioning rule and double photoelectric switch, main website master control
System is connected with substation PLC module, and main website turn-key system, to control sub-station PLC module, and receives substation by output order
The data of PLC module feedback, substation PLC module are connected with double photoelectric switch again, to gather double photoelectric switch
Pulse signal, the instruction exported by the pulse signal and combination main website turn-key system of collection, controls the operation of the alignment system
Action, positioning rule are additionally provided with several sender grooves on crossbeam in positioning rule, double photoelectric switch are located on electric block,
Double photoelectric switch produce pulse signal to detect the sender groove in positioning rule, and double photoelectric switch include transmitting
Plate, mounting bracket, optoelectronic switch and switch leads, the u-shaped setting of mounting bracket, are connected on electric block, and expelling plate is located at installation
On frame one side, optoelectronic switch and switch leads are on the another side of mounting bracket.
Described several sender groove uniform intervals are arranged in positioning rule, and each sender groove is a rail position so that transmitting
Plate is by sender groove and optoelectronic switch transmitting detection pulse signal, so as to be converted into corresponding position by substation PLC module again
Signal.
Described optoelectronic switch is connected with substation PLC module.
Described substation PLC module uses EEPROM storage modes.
Only swinging mechanism is additionally provided with described lowering or hoisting gear, lowering or hoisting gear is connected under electric block by stopping swinging mechanism
End, only swinging mechanism include hood frame, only yaw, only swing seat, back-moving spring, linkage component, only swing rope, pulley and only pendulum counterweight,
Hood frame is connected in the lower end of electric block in being horizontally disposed with, and linkage component also in being horizontally disposed with, located at the lower section of hood frame, stops
Swing seat has a pair, is respectively arranged on the both ends of linkage component, and only yaw has a pair, is respectively arranged on the both ends of linkage component, and
Located at the inner side of only swing seat, back-moving spring has a pair, is respectively arranged on the both ends of linkage component, and is located at the inner side of only yaw,
Pulley has several, and the upper surface at hood frame both ends is connected with a pulley respectively, and one is also connected with respectively below linkage component both ends
Individual pulley, pulley are mutually ganged up by stopping swing rope, are only connected with swing rope and are only put counterweight.
On the other hand, a kind of localization method of double optoelectronic switch crossbeam alignment systems, comprises the following steps:
S1. first input condition is set in main website turn-key system, as sends work order to substation PLC module, and examine
Look into main website turn-key system and associated communication is in normal condition;
S2. after substation PLC module receives the instruction of main website turn-key system, traveling dolly is controlled in horizontal stroke by electric block
Moved on beam with 16 meters/min speed to lifting starting point, when distance lifting starting point also has most latter two rail position, traveling dolly
6 meters/min speed is gradually decelerated to, stops movement after reaching lifting starting point, lowering or hoisting gear stops swing by stopping swinging mechanism,
To decline;
S3. lowering or hoisting gear drops to touch rail signal after, open suspender, clamp rail, then go up to working depth;
S4. traveling dolly is controlled on crossbeam with 16 meters/min speed at a high speed to lifting terminal shifting by electric block again
Dynamic, when distance lifting terminal also has last two rails position, traveling dolly is gradually decelerated to 6 meters/min speed, reaches lifting eventually
Stop movement after point, lowering or hoisting gear stops swing by stopping swinging mechanism, to decline;
S5. lowering or hoisting gear drops to touch rail signal after, open suspender, loosen rail, then go up to working depth.
In described S2 steps, the sender groove of double photoelectric switch detection positioning rules, and pulse signal is produced, positioning rule
The pulse signal of double photoelectric switch is converted into by position signalling by substation PLC module, substation PLC module is further according to main website
The instruction of turn-key system, calculate and drive direction and speed that electric block moves.
Described acquisition pulse signal is that to collect two neighboring sender groove be pulsatile once signal to double photoelectric switch,
If a sender groove is only collected, not as pulsatile once signal.
In above-mentioned technical scheme, positioning rule of the invention is produced double photoelectric switch by substation PLC module
Pulse signal be converted into position signalling, so as to realize the equal function closed loop positioning function possessed with WCS chis, while have into
This low, strong environmental adaptability, noiseless problem, and easily safeguard the advantage such as low with the cost of overhaul.
Brief description of the drawings
Fig. 1 is overall structural representation of the invention;
Fig. 2 is the structural representation of positioning rule and double photoelectric switch in the present invention;
Fig. 3 is the structural representation that the present invention stops swinging mechanism;
Fig. 4 is the step flow chart of localization method of the present invention.
Embodiment
Technical scheme is further illustrated with reference to the accompanying drawings and examples.
Incorporated by reference to shown in Fig. 1 and Fig. 2, a kind of double optoelectronic switch crossbeam alignment systems provided by the present invention, including crossbeam
1st, traveling dolly 2, electric block 3, lowering or hoisting gear 4 and suspender 5, the upper end of traveling dolly 2 are located at the lower end of crossbeam 1, make traveling
Dolly 2 can move horizontally on the lower end of crossbeam 1, and the lower end of traveling dolly 2 is connected with the upper end of electric block 3, electronic calabash
Reed 3 is to drive the movement of traveling dolly 2, and the lower end of electric block 3 is connected with the upper end of lowering or hoisting gear 4, under lowering or hoisting gear 4
End is connected with suspender 5, and lowering or hoisting gear 4 is to control the decline of suspender 5 and rising, and suspender 5 is to clamp and loosen rail 6,
Above-mentioned is prior art part, then this is just repeated no more.Unlike the prior art, in addition to substation PLC module 7, main website
Turn-key system 8, positioning rule 9 and double photoelectric switch, main website turn-key system 8 are connected with substation PLC module 7, master control system of main website
System 8 by output order to control sub-station PLC module 7, and simultaneously also receive the feedback of substation PLC module 7 data, substation
PLC module 7 is connected with double photoelectric switch again, to gather the pulse signal of double photoelectric switch, passes through the arteries and veins of collection
Rush signal and combine the instruction of the output of main website turn-key system 8, control the run action of the alignment system, positioning rule 9 is located at crossbeam 1
On, several sender grooves 10 are additionally provided with positioning rule 9, the corresponding rail position of each sender groove 10, double photoelectric switch are located at electricity
On dynamic cucurbit 3, double photoelectric switch produce pulse signal to detect the sender groove 10 in positioning rule 9, double optoelectronic switches
Device includes expelling plate 11, mounting bracket 12, optoelectronic switch 13 and switch leads 14,12 u-shaped setting of mounting bracket, is connected in electronic
On cucurbit 3, expelling plate 11 on the one side of mounting bracket 12, by sender groove 10 with optoelectronic switch 13 could be launched by expelling plate 11
Pulse signal is detected, optoelectronic switch 13 and switch leads 14 are on the another side of mounting bracket 12, and switch leads 14 are connecing
Energization source, optoelectronic switch 13 are connected with substation PLC module 7, and positioning rule 9 is produced double photoelectric switch by substation PLC module 7
Raw pulse signal is converted into position signalling, and substation PLC module 7 counts to position signalling, while in conjunction with main website master control
The instruction of system 8, direction and speed that electric block 3 moves are calculated and drive, so as to be positioned to electric block 3.
Preferably, described several uniform intervals of sender groove 10 are arranged at the following of positioning rule 9, and two neighboring sender groove
Spacing between 10 is rail position distance lattice gear 15.
Preferably, described substation PLC module 7 uses EEPROM storage modes, even if rail position data message is in power-off
Situation will not also lose, and power failure does not need back to zero operation after restarting, and be that automatic identification works as front rail position after energization.
Incorporated by reference to shown in Fig. 3, only swinging mechanism 16 are additionally provided with described lowering or hoisting gear 4, lowering or hoisting gear 4 is by stopping swinging mechanism
16 are connected in the lower end of electric block 3, effectively prevent lowering or hoisting gear 4 and suspender 5 after movement is stopped, due to pendulum caused by inertia
It is dynamic, drastically increase the precision and efficiency of lowering or hoisting gear 4 and suspender 5, only swinging mechanism 16 include hood frame 17, only yaw 18,
Only swing seat 19, back-moving spring 20, only linkage component 21, swing rope 22, pulley 23 and only pendulum counterweight 24, hood frame 17 sets in level
Put, be connected in the lower end of electric block 3, linkage component 21 is also in horizontally disposed, and located at the lower section of hood frame 17, only swing seat 19 has
A pair, the both ends of linkage component 21 are respectively arranged on, only yaw 28 has a pair, is respectively arranged on the both ends of linkage component 21, and set
In the inner side of only swing seat 19, back-moving spring 20 has a pair, is respectively arranged on the both ends of linkage component 21, and located at only yaw 18
Inner side, pulley 23 have several, and the upper surface at the both ends of hood frame 17 is connected with a pulley 23 respectively, below the both ends of linkage component 21
Also a pulley 23 is connected with respectively, pulley 23 is mutually ganged up by stopping swing rope 22 again, and only pendulum counterweight 24 is only connected with swing rope 22,
An only pendulum motor 25 is there is also mounted on the centre position of linkage component 21, entirely stops swinging mechanism 16 to drive, only pendulum motor
25 are connected further through signal wire 26 with suspender 5.
Incorporated by reference to shown in Fig. 4, a kind of localization method of double optoelectronic switch crossbeam alignment systems provided by the present invention, including
Following step:
S1. first input condition is set in main website turn-key system, as sends work order to substation PLC module, and examine
Look into main website turn-key system and associated communication is in normal condition;
S2. after substation PLC module receives the instruction of main website turn-key system, traveling dolly is controlled in horizontal stroke by electric block
Moved on beam with 16 meters/min speed to lifting starting point, when distance lifting starting point also has most latter two rail position, traveling dolly
6 meters/min speed is gradually decelerated to, stops movement after reaching lifting starting point, lowering or hoisting gear stops swing by stopping swinging mechanism,
To decline;
S3. lowering or hoisting gear drops to touch rail signal after, open suspender, clamp rail, then go up to working depth;
S4. traveling dolly is controlled on crossbeam with 16 meters/min speed at a high speed to lifting terminal shifting by electric block again
Dynamic, when distance lifting terminal also has last two rails position, traveling dolly is gradually decelerated to 6 meters/min speed, reaches lifting eventually
Stop movement after point, lowering or hoisting gear stops swing by stopping swinging mechanism, to decline;
S5. lowering or hoisting gear drops to touch rail signal after, open suspender, loosen rail, then go up to working depth.
Preferably, in described S2 steps, the sender groove of double photoelectric switch detection positioning rules, and produce pulse letter
Number, the pulse signal of double photoelectric switch is converted into position signalling, substation PLC module by positioning rule by substation PLC module
Further according to the instruction of main website turn-key system, direction and speed that electric block moves are calculated and driven.
Preferably, described acquisition pulse signal is double photoelectric switch, to collect two neighboring sender groove be an arteries and veins
Signal is rushed, if a sender groove is only collected, not as pulsatile once signal.
In addition, the alignment system of the present invention can also be connected simultaneously by a main website turn-key system controls several substations
PLC module and corresponding loop wheel machine, information can be realized by CC-Link local communication buses between each substation PLC module
Transmit.Main website turn-key system carries Human-machine Control interface, and operator need only input in control interface specifies hanger rail operation rail
Original position and hoisting steel rail terminal deposit position, after main website turn-key system receives hanger rail operational order, will entirely hang
Rail actuation cycle is decomposed into some actions, and sends action command to each substation PLC module.In the process of running control and
Coordinate the action of all loop wheel machines, and on the screen of main website turn-key system all loop wheel machines of real-time display working condition, when all
After loop wheel machine all completes an action, main website turn-key system sends next action command, until completing whole hanger rail circulations, ensures
The synchronization actions of all loop wheel machines.
Now so that three loop wheel machines are arranged on crossbeam as an example, positioning rule length is 6m, and location of rail spacing is 165mm, heap rail
Field sets 20 rail positions, and each rail position both defines a rail position coding, and 20 rail positions are divided into 3 groups:Left side Race Line is set
To enter rail Race Line, rail position is encoded to 1;Middle stockyard is set into sample platform stockyard, totally 10 rail positions, and rail position is encoded to 2~11;It is right
Side stockyard is set as entrucking position, totally 9 rail positions, and rail position is encoded to 12~20.After the multiple resetting of this alignment system,
Three loop wheel machines are when combining piece 34m of handling rail so that the precision of rail position resetting reaches < 5mm, three suspension centre mesh
Synchronous error reaches requirement in cursor position positioning precision and suspension centre running.In addition, when any of which platform loop wheel machine is anticipated
Outer situation, main website control system can send stop signal automatically, terminate the action of all loop wheel machines.
Those of ordinary skill in the art it should be appreciated that the embodiment of the above be intended merely to explanation the present invention,
And be not used as limitation of the invention, as long as in the spirit of the present invention, the change to embodiment described above
Change, modification will all fall in the range of claims of the present invention.