CN201322878Y - Track trolley laser location system - Google Patents
Track trolley laser location system Download PDFInfo
- Publication number
- CN201322878Y CN201322878Y CNU2008201593451U CN200820159345U CN201322878Y CN 201322878 Y CN201322878 Y CN 201322878Y CN U2008201593451 U CNU2008201593451 U CN U2008201593451U CN 200820159345 U CN200820159345 U CN 200820159345U CN 201322878 Y CN201322878 Y CN 201322878Y
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- laser
- dolly
- track
- laser instrument
- trolley
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Abstract
The utility model discloses a track trolley laser location system, which comprises a laser, a controller connected with the laser, and a contactor for controlling the motor of the trolley, wherein the controller is connected with a coil control loop of the contractor through a relay; the laser is located on a straight line parallel to the central line of the advancing track of the trolley; and the transmission end of the laser faces the trolley on the track directly. Through laser ranging, the track trolley laser location system can be used for measuring and controlling arbitrary positioning operation of the track trolley at long distance so as to achieve full-automatic location of the track trolley, and has the advantages of simple implementation and easy maintenance.
Description
Technical field:
The utility model relates to positioning system, specifically is a kind of small rail car laser orientation system.
Background technology:
Present industrial application a lot of small rail cars are arranged, when the work operation, need any vehicle positioning stop, carry out automatic blanking, material grasping, or the operation of side direction pusher.
As: iron ore raw material field railcar is grabbed the ore deposit, is joined heap ore deposit, ore deposit to each ore deposit heap;
On the long feeding belt raw material ore deposit through the belt dolly to the following ore deposit of respectively joining ore storage bin;
Ore dressing plant a plurality of fine ore bin belt dolly discharging;
Coke oven track ram is accurately located coke pushing etc.
In the past, generally adopt hand switch or travel switch to realize automatic location for localization method.The localization method of former three in for example above-mentioned example, (contact is arranged with travel switch, induction or optoelectronic switch) come spacing dolly to open, stop, after trolley is broken through anchor point, will open, stop by the travel switch dolly motor contactor (or magnetic starter) of advancing of interlocking, make it stop to advance, in this storehouse blanking.
This method utilizes travel switch to reach the dolly effect of location automatically, but still has following shortcoming in practice:
1) about the general wide about 6m of ore storage bin (heap), scope is bigger, after dolly is positioned at ore storage bin (heap), specifically is difficult to be positioned at this concrete certain on a large scale, causes blanking irregular, is unfavorable for the continuity of storehouse bottom discharge.To satisfy blanking even so need add travel switch, but system complex, maintenance and investment are increased.
In practice, for evenly blanking in this storehouse scope, generally stop, open by manually-operated, increased workman's operational ton.
2) for above-mentioned reasons, follow the tracks of the workman that dolly is advanced and operated,, damage easily that it is healthy because dust is big during blanking.
3) because travel switch all need be adorned in the turnover position in each storehouse, and the distance of generally advancing reaches more than 50 meters, even 100～300 meters, travel switch is all wanted jump lead everywhere, and operation circuit will remember positive and negative trend, make the Control Software establishment with safeguard complicated, system is too complicated, is unfavorable for safeguarding.
4) can not accomplish full-automatic blanking, still get profit and use manual control that efficient is not high.
In view of the above problems, travel switch does not still solve the problem of dolly location fully in practice.
Simultaneously, domesticly other have also occurred with solving the dolly orientation problem,, laid by induction along trolley track and trigger,, calculated the distance of dolly starting point according to the sign indicating number of triggering place number as using the coding cable sensor.Its shortcoming is that coding cable is subject to the external force environmental nuisance, is used in as it and is subject to the infringement of red heat coke button, scaling loss on the coke oven dolly, invests also higher.
Another kind is to add scrambler on dolly deceleration arbor, sends code signal by removal cable and wireless receiving and dispatching letter mode then.But the total travel windlass that this mode is used for fixing also can, be used in the following trolley that starting point and direction often change, 0 is easily floated, and usually need calibrate, difficult being suitable for.
Present industrial laser range finder (non-general range finding laser range finder) technology is comparative maturity, and it can survey low coverage, also can survey far away, the precision height can reach the mm level, and under industrial environment, non-stop run is output as the 4～20mA or the RS-485/232 communication information, and is quite reliable.Than other method, because it has the advantage that adaptability is strong, simple and clear, directly perceived, quick, reliability is high, precision is high, maintenance is very little.If can make up, constitute any detection and localization control system of a cover dolly and will have high-performance and use future very widely with it and miscellaneous equipment.
The utility model content:
At above-mentioned prior art, the purpose of this utility model aims to provide a kind of small rail car laser orientation system, can be by the method for laser ranging, any location work of distance measuring and control small rail car reaches the full-automatic location of small rail car, and realize simply, be convenient to safeguard.
The concrete technical scheme that the utility model is taked is, a kind of small rail car laser orientation system, the contactor that comprises laser instrument, the controller that is connected with laser instrument and control vehicle motor, described controller inserts the coil control circuit of contactor by relay, described laser instrument is positioned on the straight line that overlaps with the track of advancing of dolly, and the dolly of its transmitting terminal on the track.
In order to increase the reflective power that Laser emission is returned to the dolly back reflection, the position over against the laser instrument transmitting terminal on the described dolly is equipped with reflecting plate.
Described laser instrument adopts I level or II level security and basic security N-type semiconductor N laser range finder.
For simplified apparatus, be convenient to safeguard, above-mentioned laser instrument and controller, contactor and relay integration are installed in the control box.
Principle of work of the present utility model is: after the laser instrument energising, the emitted laser beam is to dolly, and the normal reflection light return laser light device that the dolly vehicle body produces, laser instrument accept can send behind the reflected signal distance signal between small rail car and the laser instrument (0 point).
This signal is sent into control device (secondary instrument that PLC, DCS, industrial computer, position formula are regulated etc.) and is compared with predefined blanking distance in the controller, reach in the allowed band as its difference, controller is the directional contactor action of output switching signal control vehicle motor then, dolly is stopped in the precalculated position or starts.
Laser instrument is to adopt I level or II level security and basic security N-type semiconductor N laser range finder, and it more can adapt to the outdoor environment mal-condition than other type stadimeter, as mist, rain, blanking dust, flame etc.Therefore, be fit to the random positioned application scenario of above-mentioned dolly.
Because the distance accuracy of laser instrument is more ultrasonic or radar etc. wants high, picking rate is up to 10
5Inferior/second, far above about trolley track gait of march 334mm/s.Therefore, even in dolly is advanced, also can in time reflect the dolly parking stall; Owing to be boundling, its localizing objects is very accurate; Make parking spot within the feed bin position range, also can locate arbitrarily, created condition for full-automatic evenly blanking (material grasping, pusher), for the technology in later stage lays the foundation.
Small rail car laser orientation system described in the utility model has saved a large amount of middle of stroke switches and corresponding stube cable, avoided in the driving, easily impaired, the situation that is subject to disturb of the unreliable and signal cable of travel switch action, only control in transmitting terminal emission and reception boundling laser, and do not install in orbit, institute is so that positioning system is succinct, reliable, and maintenance workload also greatly reduces.
Description of drawings:
Fig. 1 is a principle schematic of the present utility model.
Wherein, 1-laser instrument 2-controller 3-relay 4-contactor 5-control box 6-reflecting plate 7-dolly 8-belt 9-vehicle motor 10-ore storage bin
Specific implementation method:
With reference to Fig. 1, at first, laser instrument 1 is installed on the trolley track straight line according to the track running direction of dolly 7, the emission camera lens place of laser instrument 1 is defined as 0 range points.Simultaneously, laser instrument 1 and equipment such as controller 2, relay 3 and contactor 4 all are contained in the control box 5.Control box 5 is installed in the driving motor side of belt 8, and guarantees that the transmitting terminal of the laser instrument that it is inner can be over against the dolly on the track.
In operation, the general distance signal difference that transmits when given distance signal and actual laser is during less than prior given dead band, send the switching signal that stops or starting dolly, after relay 3 is isolated to the coil control circuit of contactor 4, the major loop of contactor 4 is disconnected, vehicle motor 9 stalls, dolly 7 is parked on the precalculated position, promptly arrives the blanking position of ore storage bin 10.When the blanking bin charging of stopping is full, make signal starting dolly 5 by relevant positive and negative master, to just or negative line feed arrive next precalculated position.Simultaneously, present embodiment also can realize that the hand of location automaticallyes switch by the hand automatic transfer switch on the control box.
Claims (4)
1, a kind of small rail car laser orientation system, it is characterized in that, the contactor that comprises laser instrument, the controller that is connected with laser instrument and control vehicle motor, described controller inserts the coil control circuit of contactor by relay, described laser instrument is positioned on the straight line that overlaps with the track of advancing of dolly, and the dolly of its transmitting terminal on the track.
2,, it is characterized in that the position over against the laser instrument transmitting terminal is equipped with reflecting plate on the described dolly according to the described small rail car laser orientation system of claim 1.
3,, it is characterized in that described laser instrument adopts I level or II level security and basic security N-type semiconductor N laser range finder according to the described small rail car laser orientation system of claim 1.
4,, it is characterized in that described laser instrument and controller, contactor and relay integration are installed in the control box according to the described small rail car laser orientation system of one of claim 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201593451U CN201322878Y (en) | 2008-11-21 | 2008-11-21 | Track trolley laser location system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201593451U CN201322878Y (en) | 2008-11-21 | 2008-11-21 | Track trolley laser location system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201322878Y true CN201322878Y (en) | 2009-10-07 |
Family
ID=41160255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201593451U Expired - Fee Related CN201322878Y (en) | 2008-11-21 | 2008-11-21 | Track trolley laser location system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201322878Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359297A (en) * | 2011-07-27 | 2012-02-22 | 中国技术创新有限公司 | Parking space positioning system |
| CN103019256A (en) * | 2012-11-28 | 2013-04-03 | 沈阳工业大学 | System and method for positioning linear rail car based on laser ranging |
| CN103439980A (en) * | 2013-08-19 | 2013-12-11 | 向风帆 | Laser raster locating system for rail mobile device |
| CN103980916A (en) * | 2014-05-30 | 2014-08-13 | 济钢集团有限公司 | Safe automatic reducing unit for quenching car |
| CN106516786A (en) * | 2016-12-26 | 2017-03-22 | 龙岩烟草工业有限责任公司 | Control device and method for distribution travelling crane of tobacco storage cabinet and tobacco storage cabinet |
| CN110426997A (en) * | 2019-07-13 | 2019-11-08 | 华北理工大学 | Pusher machine status remote monitors system |
-
2008
- 2008-11-21 CN CNU2008201593451U patent/CN201322878Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359297A (en) * | 2011-07-27 | 2012-02-22 | 中国技术创新有限公司 | Parking space positioning system |
| CN103019256A (en) * | 2012-11-28 | 2013-04-03 | 沈阳工业大学 | System and method for positioning linear rail car based on laser ranging |
| CN103439980A (en) * | 2013-08-19 | 2013-12-11 | 向风帆 | Laser raster locating system for rail mobile device |
| CN103439980B (en) * | 2013-08-19 | 2016-03-16 | 向风帆 | A kind of laser grating positioning system for track mobile devices |
| CN103980916A (en) * | 2014-05-30 | 2014-08-13 | 济钢集团有限公司 | Safe automatic reducing unit for quenching car |
| CN103980916B (en) * | 2014-05-30 | 2016-06-29 | 济钢集团有限公司 | A kind of coke quenching cart safety automation deceleration device |
| CN106516786A (en) * | 2016-12-26 | 2017-03-22 | 龙岩烟草工业有限责任公司 | Control device and method for distribution travelling crane of tobacco storage cabinet and tobacco storage cabinet |
| CN110426997A (en) * | 2019-07-13 | 2019-11-08 | 华北理工大学 | Pusher machine status remote monitors system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHANGSHA ENGINEERING + RESEARCH INSTITUTE LTD. OF Free format text: FORMER NAME: CHANGSHA DESIGN INST. OF NON-FERROUS METALLURGY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 410001 No. 199 Jiefang Middle Road, Hunan, Changsha Patentee after: Changsha Engineering & Research Institute of Nonferrous Metallurgy Co., Ltd. Address before: 410001 No. 199 Jiefang Middle Road, Hunan, Changsha Patentee before: Changsha Design Inst. of Non-Ferrous Metallurgy |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20171121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |