CN103224130A - Automatic switching method of belt conveying system flows - Google Patents
Automatic switching method of belt conveying system flows Download PDFInfo
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- CN103224130A CN103224130A CN201310181420XA CN201310181420A CN103224130A CN 103224130 A CN103224130 A CN 103224130A CN 201310181420X A CN201310181420X A CN 201310181420XA CN 201310181420 A CN201310181420 A CN 201310181420A CN 103224130 A CN103224130 A CN 103224130A
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- flow process
- trolley
- switching method
- automatic switching
- belt conveyor
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Abstract
The invention discloses an automatic switching method of belt conveying system flows. A plurality of flows and a feeding cart are provided. The automatic switching method comprises the following steps of: (1) receiving a command for switching the flows, sending a control signal, starting the work of a target flow, and simultaneously sending a driving signal to drive the feeding cart to walk towards a target position; and (2) detecting the feeding cart to reach the target position, starting interlocking between the flows, and causing the original flow to stop working. According to the automatic switching method of the belt conveying system flows disclosed by the invention, the flow switching time is shortened, the flow switching efficiency and the handling capacity of a belt conveyor system are improved, so that the economic benefit is improved.
Description
Technical field
The invention belongs to the automatic control technology field, specifically, relate to a kind of belt conveyor system flow process automatic switching method.
Background technology
Bulk handlings such as harbour coal, ore are mainly by the loading and unloading of belt feeder system at present; in the belt feeder system handling process; system flow switches very frequent; and the flow process switching usually is accompanied by switching to trolley; owing to a lot of interlock protections are arranged to trolley; flow process need stop former flow process when switching; the high-voltage motor guard time is 8 minutes; the time that needs protection switches to next flow process afterwards again; therefore, changing a flow process approximately needs 12 clocks, and production time is subjected to the restriction of each link big; operating efficiency is low, causes productive capacity to descend.
Based on this, how to invent a kind of belt conveyor system flow process automatic switching method, can shorten flow process switching time when ensureing each flow process trouble free service, be the problem that the present invention mainly solves.
Summary of the invention
The present invention is long switching time in order to solve existing belt conveyor system flow process, the problem that production efficiency is low, a kind of belt conveyor system flow process automatic switching method is provided, has greatly shortened flow process switching time, the production efficiency of raising when ensureing each flow process trouble free service.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of belt conveyor system flow process automatic switching method comprises some flow processs and gives trolley, may further comprise the steps:
(1), receive the instruction of switching flow, transmit control signal, start the target works, send drive simultaneously and walk to destination locations to trolley;
(2), detect to trolley and arrive destination locations, start interlocking between flow process, former flow process quits work.
Further, receive the instruction of switching flow in the step (1), send to the virtual signal that trolley keeps original position, described virtual signal is as the energizing signal that sends described control signal, and described control signal is used to start the target works.
Further, after the startup target works, simultaneously former flow process keeps mode of operation in the step (1).
Further again, detect in the step (2) to trolley and arrive destination locations, send to the detection signal of trolley arrival destination locations, described detection signal is as the energizing signal that starts interlocking between flow process, interlocking is used to stop former works between described flow process, after detection signal produced, virtual signal and old flow process interlocking ceased to be in force automatically.
Further again, be provided with near switch in the corresponding position of each flow process, be used for detecting whether arrive destination locations near switch described in the step (2) to trolley, and to Central Processing Unit (CPU) transmission detection signal, described Central Processing Unit (CPU) starts interlocking between flow process, controls former flow process and quits work.
The startup of the belt drive motor of more described Central Processing Unit (CPU) by controlling each flow process or stop and then controlling the startup of this flow process or stop.
Preferably, described Central Processing Unit (CPU) is PLC.
Compared with prior art, advantage of the present invention and good effect are: belt conveyor system flow process automatic switching method of the present invention, shortened flow process switching time, and improved the flow process switching efficiency, and then improved the handling capacity of belt feeder system, further improved economic benefit.
After reading the detailed description of embodiment of the present invention in conjunction with the accompanying drawings, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is a system architecture scheme drawing among a kind of embodiment of belt conveyor system flow process automatic switching method proposed by the invention.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is done explanation in further detail.
Embodiment one, the belt conveyor system flow process automatic switching method of present embodiment, and wherein belt conveyor system comprises some flow processs and gives trolley, the belt conveyor system flow process automatic switching method of present embodiment may further comprise the steps:
S1, receive the instruction of switching flow, transmit control signal, start the target works, send drive simultaneously and walk to destination locations to trolley;
S2, detect to trolley and arrive destination locations, start interlocking between flow process, former flow process quits work.
Referring to shown in Figure 1; scheme drawing for the belt conveyor system of present embodiment; at least comprise A; B; C; D; E; F; G; H bar belt; the relevant position is respectively equipped with to trolley 1; give trolley 2; give trolley 3; in the above-mentioned belt that is mentioned to; form one such as belt B2DG and carry flow process; B2EH forms other one and carries flow process; owing to a lot of interlock protections are arranged to trolley; many flow process relates to many belt conveyors; and every belt all has correspondence to be provided with to be used for the high-voltage motor of actuator operation; different flow processs have belt shared between flow process and belt separately; present flow process need stop former flow process when switching; for shared belt motor; equally also to start its operation after switching distance; owing to high-voltage motor restarts the time reason that needs protection after stopping; it is consuming time long to cause switching a flow process; the flow process automatic switching method of present embodiment; in case receive the instruction of switching flow, transmit control signal, start the target works immediately; can realize not arrheaing journey switches; switching flow process only needs can finish in about 40 seconds, has shortened flow process switching time greatly, improves the operating efficiency of system.In a single day when detecting to trolley arrival destination locations, start interlocking between flow process immediately, stop former works, also be that the non-shared belt motor of former flow process and purpose flow process quits work.
Specifically in the present embodiment, receive the instruction of switching flow among the step S1, send to the virtual signal of trolley arrival destination locations, described virtual signal is as the energizing signal that sends described control signal, and described control signal is used to start the target works.After starting the target works among the step S1, simultaneously former flow process keeps mode of operation.Owing to have by oneself when arriving destination locations, just can trigger and start the target works to trolley, only need to send a virtual signal in the present embodiment and do triggering to trolley arrival destination locations, need not to change original control program, help saving the program development cost, implement simple and reliable.
Owing to just travel for trolley after starting the target works to destination locations, detect among the step S2 to behind the trolley arrival destination locations, send to the detection signal of trolley arrival destination locations, described detection signal is as the energizing signal that starts interlocking between flow process, interlocking is used to stop former works between flow process, after detection signal produced, virtual signal and old flow process interlocking ceased to be in force automatically, and have ensured works safety like this.
Be provided with near switch in the corresponding position of each flow process, be used for detecting whether arrive destination locations near switch described in the step S2 to trolley, and to Central Processing Unit (CPU) transmission detection signal, described Central Processing Unit (CPU) starts interlocking between flow process, controls former flow process and quits work.
The startup of the belt drive motor of Central Processing Unit (CPU) by controlling each flow process or stop and then controlling the startup of this flow process or stop.Wherein, Central Processing Unit (CPU) can adopt PLC to realize.
Certainly; above-mentioned explanation is not to be limitation of the present invention; the present invention also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present invention also should belong to protection scope of the present invention.
Claims (7)
1. a belt conveyor system flow process automatic switching method comprises some flow processs and gives trolley, it is characterized in that, may further comprise the steps:
(1), receive the instruction of switching flow, transmit control signal, start the target works, send drive simultaneously and walk to destination locations to trolley;
(2), detect to trolley and arrive destination locations, start interlocking between flow process, former flow process quits work.
2. belt conveyor system flow process automatic switching method according to claim 1; it is characterized in that; receive the instruction of switching flow in the step (1); send to the virtual signal of trolley maintenance original position; described virtual signal is as the energizing signal of the described control signal of transmission and the signal of avoiding the flow process interlocking to shut down, and described control signal is used to start the target works.
3. belt conveyor system flow process automatic switching method according to claim 2 is characterized in that, after the startup target works, simultaneously former flow process keeps mode of operation in the step (1).
4. according to the described belt conveyor system flow process of each claim of claim 1-3 automatic switching method, it is characterized in that, detect in the step (2) to trolley and arrive destination locations, send to the detection signal of trolley arrival destination locations, described detection signal is as the energizing signal that starts interlocking between flow process, interlocking is used to stop former works between described flow process, and after detection signal produced, virtual signal and old flow process interlocking ceased to be in force automatically.
5. according to the described belt conveyor system flow process of each claim of claim 1-3 automatic switching method, it is characterized in that, be provided with near switch in the corresponding position of each flow process, be used for detecting whether arrive destination locations near switch described in the step (2) to trolley, and to Central Processing Unit (CPU) transmission detection signal, described Central Processing Unit (CPU) starts interlocking between flow process, controls former flow process and quits work.
6. belt conveyor system flow process automatic switching method according to claim 5 is characterized in that, the startup of the belt drive motor of described Central Processing Unit (CPU) by controlling each flow process or stop and then controlling the startup of this flow process or stop.
7. belt conveyor system flow process automatic switching method according to claim 6 is characterized in that described Central Processing Unit (CPU) is PLC.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105417067A (en) * | 2015-11-26 | 2016-03-23 | 中天钢铁集团有限公司 | Conveying belt control system and method |
CN110482171A (en) * | 2019-08-16 | 2019-11-22 | 联峰钢铁(张家港)有限公司 | A kind of method that belt feeder switches feeding style online |
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DE3609009A1 (en) * | 1986-03-18 | 1987-09-24 | Deutsche Bundespost | Conveying zones with buffer behaviour |
EP0779502A2 (en) * | 1995-12-14 | 1997-06-18 | Schenck Process GmbH | A dispensing device for bulk material |
DE19926598C2 (en) * | 1999-06-11 | 2001-04-19 | Pc Soft Gmbh | Process for offline and / or online quality tracking of conveyed goods via belt conveyor systems |
CN102673985A (en) * | 2012-05-22 | 2012-09-19 | 山东省科学院海洋仪器仪表研究所 | Flow design method for multi-belt system |
CN102826362A (en) * | 2012-07-25 | 2012-12-19 | 江苏永钢集团有限公司 | Automatic stop and free switch system for material delivery process |
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2013
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Patent Citations (5)
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DE3609009A1 (en) * | 1986-03-18 | 1987-09-24 | Deutsche Bundespost | Conveying zones with buffer behaviour |
EP0779502A2 (en) * | 1995-12-14 | 1997-06-18 | Schenck Process GmbH | A dispensing device for bulk material |
DE19926598C2 (en) * | 1999-06-11 | 2001-04-19 | Pc Soft Gmbh | Process for offline and / or online quality tracking of conveyed goods via belt conveyor systems |
CN102673985A (en) * | 2012-05-22 | 2012-09-19 | 山东省科学院海洋仪器仪表研究所 | Flow design method for multi-belt system |
CN102826362A (en) * | 2012-07-25 | 2012-12-19 | 江苏永钢集团有限公司 | Automatic stop and free switch system for material delivery process |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105417067A (en) * | 2015-11-26 | 2016-03-23 | 中天钢铁集团有限公司 | Conveying belt control system and method |
CN105417067B (en) * | 2015-11-26 | 2018-06-29 | 中天钢铁集团有限公司 | Conveyer belt control system and method |
CN110482171A (en) * | 2019-08-16 | 2019-11-22 | 联峰钢铁(张家港)有限公司 | A kind of method that belt feeder switches feeding style online |
CN110482171B (en) * | 2019-08-16 | 2021-05-11 | 联峰钢铁(张家港)有限公司 | Method for switching feeding modes of belt conveyor on line |
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