CN104627825A - Overhead crane system based on optical communication and implementation method of overhead crane system - Google Patents
Overhead crane system based on optical communication and implementation method of overhead crane system Download PDFInfo
- Publication number
- CN104627825A CN104627825A CN201310578160.XA CN201310578160A CN104627825A CN 104627825 A CN104627825 A CN 104627825A CN 201310578160 A CN201310578160 A CN 201310578160A CN 104627825 A CN104627825 A CN 104627825A
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- China
- Prior art keywords
- communications module
- optical communications
- overhead
- fixture
- light communication
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/48—Automatic control of crane drives for producing a single or repeated working cycle; Programme control
Abstract
The invention provides an overhead crane system based on optical communication and an implementation method of the overhead crane system. According to the overhead crane system provided by the invention, signal transmission between a clamp and an overhead crane body is performed by using an infrared signal so as to ensure that the technical bottleneck of adopting load-bearing cables in the prior art can be avoided; compared with a conventional overhead crane, the reliability of the clamp of an automatic material carrying overhead crane can be improved, the maintenance cycle of the automatic material carrying overhead crane can be prolonged, the maintenance cost can be reduced, and the production efficiency can be improved; meanwhile, the function of increasing the flexibility of signal input and output ports can be achieved, and the space for developing new functions of the automatic material carrying overhead crane can be provided; and in addition, because special load-bearing cables are not used, the production cost of a trolley can be reduced, and the competitiveness of products can be increased.
Description
Technical field
The present invention relates to automated material carrying technical field, particularly relate to a kind of Overhead travelling crane system based on light communication and its implementation.
Background technology
Automatic material conveyer (AMHS Automatic Material Handling System) is also referred to as Overhead travelling crane system, occupy an important position at modern plant materials conveying system, ground AGV(Automated Guided Vehicle automatic guided vehicle with traditional) compare and have higher running velocity, thus improve the efficiency of whole factory materials conveying system.
As shown in Figure 1, it is the schematic diagram of existing Overhead travelling crane system.Overhead traveling crane body 10 is by conduction belt 20 jockey 30, and after fixture 30 captures material 40, overhead traveling crane body 10 moves on overhead crane orbit 50, realizes mass transport to elsewhere.Wherein, fixture 30 be Overhead travelling crane system for capturing the mechanism of material, fixture 30 is provided with numerous sensors, and the signal of these sensors is foundations that Overhead travelling crane system grasping movement is carried out successively.
Traditional Overhead travelling crane system extracts the sensor information of fixture by the bearing cable of conduction belt 20 li.Bearing cable is a kind of special cable; both required that cable had the weight capacity of ordinary straps; require that again it has excellent electric conductivity; external like product is for technical protection agreement; forbid to domestic export; domestic manufacturer cannot produce colory bearing cable, and serious constrains crown block clamp system lifetim.
In view of this, prior art haves much room for improvement and improves.
Summary of the invention
In view of the deficiencies in the prior art, the object of the invention is to provide a kind of Overhead travelling crane system based on light communication and its implementation, to adopt bearing cable jockey and overhead traveling crane body in the Overhead travelling crane system solving prior art, and the quality requirements for cable brought by bearing cable signal transmission is too high, technology realizes the problems such as difficulty is large.
Technical scheme of the present invention is as follows:
A kind of Overhead travelling crane system based on light communication, the fixture comprising overhead crane orbit, be arranged on the overhead traveling crane body on overhead crane orbit and be connected with overhead traveling crane body, described fixture is provided with several sensors and several actrs, wherein, described fixture is provided with the first optical communications module, described overhead traveling crane body is provided with the second optical communications module, infrared connection between described first optical communications module and the second optical communications module;
Wherein, the sensor information that described first optical communications module receiving sensor sends, and be translated into the first infrared signal and send to the second optical communications module; After described second optical communications module demodulation first infrared signal, send it on the controller of overhead traveling crane body, then the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module; First optical communications module controls according to the second infrared signal received the crawl that actr carries out material.
Preferably, the described Overhead travelling crane system based on light communication, wherein, adopts cable to be connected with belt between described overhead traveling crane body and fixture, and described cable is used for for fixture transmission power supply.
Preferably, the described Overhead travelling crane system based on light communication, wherein, the number of described belt is 4, and wherein, 3 belts are stressed, and 1 without the need to bearing the weight of material and fixture.
Preferably, the described Overhead travelling crane system based on light communication, wherein, described overhead traveling crane body comprises a lift system, and described second optical communications module is arranged on lift system.
An implementation method for the above-mentioned Overhead travelling crane system based on light communication, wherein, comprises the following steps:
A. the sensor information that sends of described first optical communications module receiving sensor, and be translated into the first infrared signal and send to the second optical communications module;
B. after described second optical communications module demodulation first infrared signal, send it on the controller of overhead traveling crane body, then the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module;
C. described first optical communications module controls according to the second infrared signal received the crawl that actr carries out material.
Preferably, the implementation method of the described Overhead travelling crane system based on light communication, wherein, adopts cable to be connected with belt between described overhead traveling crane body and fixture, and described cable is used for for fixture transmission power supply.
Preferably, the implementation method of the described Overhead travelling crane system based on light communication, wherein, the number of described belt is 4, and wherein, 3 belts are stressed, and 1 without the need to bearing the weight of material and fixture.
Preferably, the implementation method of the described Overhead travelling crane system based on light communication, wherein, the number of described sensor is 4, and the number of described actr is 3.
Beneficial effect: a kind of Overhead travelling crane system based on light communication provided by the invention and its implementation, the Signal transmissions between fixture and overhead traveling crane body is carried out by use infrared signal, evade the technical bottleneck adopting bearing cable in prior art, had following advantage compared with traditional overhead traveling crane:
1. improve the reliability of automatic material carrying crown block clamp, extend the maintenance cycle of automatic material carrying overhead traveling crane, reduce maintenance cost, improve production efficiency.
2. there is the flexibility that can increase signal input output end mouth, for the New function of exploitation automatic material carrying overhead traveling crane provides space.
3. owing to not using special bearing cable, reduce the productive costs of dolly, improve the competitive power of product.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing Overhead travelling crane system.
Fig. 2 is light communication schematic diagram in the specific embodiment of the Overhead travelling crane system based on light communication of the present invention.
Fig. 3 is the schematic diagram of the first optical communications module of fixture in the specific embodiment of the Overhead travelling crane system based on light communication of the present invention.
Fig. 4 is the schematic diagram of the second optical communications module of lift system in the specific embodiment of the Overhead travelling crane system based on light communication of the present invention.
Fig. 5 is the diagram of circuit of the implementation method of the Overhead travelling crane system based on light communication of the present invention.
Detailed description of the invention
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Overhead travelling crane system of the present invention, the fixture comprising overhead crane orbit, be arranged on the overhead traveling crane body on overhead crane orbit and be connected with overhead traveling crane body, described fixture is provided with several sensors and several actrs, wherein, described fixture is provided with the first optical communications module, described overhead traveling crane body is provided with the second optical communications module, infrared connection between described first optical communications module and the second optical communications module.
The sensor information that described first optical communications module receiving sensor sends, and be translated into the first infrared signal and send to the second optical communications module; After described second optical communications module demodulation first infrared signal, send it on the controller of overhead traveling crane body, then the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module; First optical communications module controls according to the second infrared signal received the crawl that actr carries out material.
In order to describe the Overhead travelling crane system based on light communication of the present invention better, refer to Fig. 2, it is light communication schematic diagram in the specific embodiment of the Overhead travelling crane system based on light communication of the present invention.As shown in the figure, described first optical communications module is arranged on fixture, and it connects 4 clamp sensor (clamp sensor 1, clamp sensor 2, clamp sensor 3 and clamp sensor 4) and 3 fixture actrs (fixture actr 1, fixture actr 2 and fixture actr 3).Described clamp sensor incoming signal to the first optical communications module (representing with IN in Fig. 2), described fixture actr receives the signal (representing with OUT in figure) that the first optical communications module exports.Described second optical communications module is arranged on overhead traveling crane body, and it connects the controller (in order to corresponding with the first optical communications module, the second optical communications module is by seven road signal connection control devices) of overhead traveling crane body.
Specifically, in the present embodiment, 4 clamp sensor are foundations that fixture grasping movement is carried out successively, it gathers corresponding sensor information respectively, and sensor information is transferred in the first optical communications module by corresponding FPDP, described sensor information is converted into the first infrared signal by the first optical communications module, first infrared signal is sent in the second optical communications module of overhead traveling crane body by light communication by it, after second optical communications module demodulation first infrared signal, to send it on the controller of overhead traveling crane body that (the first infrared signal is demodulated to 4 road signals corresponding 4 clamp sensor information respectively by it, ), again the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module, first optical communications module is according to the second infrared signal received, export corresponding control signal in 3 fixture actrs, the crawl of material is carried out by actr.
This invention takes the method for light communication, the sensor signal of fixture is modulated into optical signal in chuck side, at car body side, optical signal demodulation is become common input/output signal, input/output signal is by the controller of cable transmission to overhead traveling crane.From crane controller end, with common IO cable transmission without any difference.Namely only need to carry out demodulation for leading portion incoming signal on existing overhead traveling crane body, increasing by an optical communications module can realize, and transformation easily.
In addition, carry out Signal transmissions owing to have employed light communication, significantly decrease the quantity of input and output cable, only need 1 cable to provide the power supply of communication, sensor and actr, namely the ribbon cable that employing as shown in Figure 2 is common, evades out the technical bottleneck of bearing cable.
Further, the present invention's four common load-bearing belts and ordinary flat cable instead of the bearing cable that traditional automatic material carries overhead traveling crane.Because 3 fixed planes, so in the present embodiment, four bands of fixture only have three to be stressed at ordinary times, have a band need not bear the weight of fixture and material.
Utilization is obtained in the OHT dolly of the 300mmAMHS system of the ICRD (Shanghai integrated circuit research and development centre) born in Shenyang Xin Song automation Company Limited by Shares based on the Overhead travelling crane system of light communication of the present invention, not occurring in testing fatigue communicates cuts off the fault with cable breakage, system reliability service.
Please continue to refer to Fig. 3, it is the schematic diagram of the first optical communications module of fixture in the specific embodiment of the Overhead travelling crane system based on light communication of the present invention.As shown in the figure, described first optical communications module 100 is arranged on above fixture 200.Corresponding with the first optical communications module, comprise a lift system 300 at overhead traveling crane body, as shown in Figure 3, described second optical communications module 400 is arranged on below lift system 300.Because infrared ray has angle of scattering, the optical axis of first, second optical communications module need not align, and can adapt to certain installation error.
Present invention also offers a kind of implementation method of the above-mentioned Overhead travelling crane system based on light communication in addition, as shown in Figure 5, comprise the following steps:
S1. the sensor information that sends of described first optical communications module receiving sensor, and be translated into the first infrared signal and send to the second optical communications module;
S2. after described second optical communications module demodulation first infrared signal, send it on the controller of overhead traveling crane body, then the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module;
S3. described first optical communications module controls according to the second infrared signal received the crawl that actr carries out material.
Further, in the implementation method of the described Overhead travelling crane system based on light communication, the number of described sensor is 4, and the number of described actr is 3.That the number of described sensor and actr can set according to the structure of concrete fixture with being to be understood that.And after adopting light communication to carry out Signal transmissions, the increase for sensor and actr number is convenient: more easily increase port, for the New function of exploitation automatic material carrying overhead traveling crane provides space.
The specific implementation process of above-mentioned steps has all been described in detail at the Overhead travelling crane system based on light communication, has just repeated no longer one by one here.
In sum, the invention provides a kind of Overhead travelling crane system based on light communication and its implementation, carry out the Signal transmissions between fixture and overhead traveling crane body by use infrared signal, evaded the technical bottleneck adopting bearing cable in prior art, have following advantage compared with traditional overhead traveling crane:
1. improve the reliability of automatic material carrying crown block clamp, extend the maintenance cycle of automatic material carrying overhead traveling crane, reduce maintenance cost, improve production efficiency.
2. there is the flexibility that can increase signal input output end mouth, for the New function of exploitation automatic material carrying overhead traveling crane provides space.
3. owing to not using special bearing cable, reduce the productive costs of dolly, improve the competitive power of product.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. the Overhead travelling crane system based on light communication, the fixture comprising overhead crane orbit, be arranged on the overhead traveling crane body on overhead crane orbit and be connected with overhead traveling crane body, described fixture is provided with several sensors and several actrs, it is characterized in that, described fixture is provided with the first optical communications module, described overhead traveling crane body is provided with the second optical communications module, infrared connection between described first optical communications module and the second optical communications module;
Wherein, the sensor information that described first optical communications module receiving sensor sends, and be translated into the first infrared signal and send to the second optical communications module; After described second optical communications module demodulation first infrared signal, send it on the controller of overhead traveling crane body, then the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module; First optical communications module controls according to the second infrared signal received the crawl that actr carries out material.
2. the Overhead travelling crane system based on light communication according to claim 1, is characterized in that, adopts cable to be connected with belt between described overhead traveling crane body and fixture, and described cable is used for for fixture transmission power supply.
3. the Overhead travelling crane system based on light communication according to claim 2, is characterized in that, the number of described belt is 4, and wherein, 3 belts are stressed, and 1 without the need to bearing the weight of material and fixture.
4. the Overhead travelling crane system based on light communication according to claim 1, is characterized in that, described overhead traveling crane body comprises a lift system, and described second optical communications module is arranged on lift system.
5., as claimed in claim 1 based on an implementation method for the Overhead travelling crane system of light communication, it is characterized in that, comprise the following steps:
A. the sensor information that sends of described first optical communications module receiving sensor, and be translated into the first infrared signal and send to the second optical communications module;
B. after described second optical communications module demodulation first infrared signal, send it on the controller of overhead traveling crane body, then the control signal that controller feeds back is converted into the second infrared signal and sends to the first optical communications module;
C. described first optical communications module controls according to the second infrared signal received the crawl that actr carries out material.
6. the implementation method of the Overhead travelling crane system based on light communication according to claim 5, is characterized in that, adopts cable to be connected with belt between described overhead traveling crane body and fixture, and described cable is used for for fixture transmission power supply.
7. the implementation method of the Overhead travelling crane system based on light communication according to claim 6, is characterized in that, the number of described belt is 4, and wherein, 3 belts are stressed, and 1 without the need to bearing the weight of material and fixture.
8. the implementation method of the Overhead travelling crane system based on light communication according to claim 5, is characterized in that, the number of described sensor is 4, and the number of described actr is 3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310578160.XA CN104627825A (en) | 2013-11-14 | 2013-11-14 | Overhead crane system based on optical communication and implementation method of overhead crane system |
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| CN201310578160.XA CN104627825A (en) | 2013-11-14 | 2013-11-14 | Overhead crane system based on optical communication and implementation method of overhead crane system |
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| CN104627825A true CN104627825A (en) | 2015-05-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100989A (en) * | 2018-08-31 | 2018-12-28 | 深圳前海达闼云端智能科技有限公司 | Robot control method, device, medium and electronic equipment |
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- 2013-11-14 CN CN201310578160.XA patent/CN104627825A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100989A (en) * | 2018-08-31 | 2018-12-28 | 深圳前海达闼云端智能科技有限公司 | Robot control method, device, medium and electronic equipment |
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