CN106647601A - Automatic number recognition method for bell-type furnace hood body - Google Patents
Automatic number recognition method for bell-type furnace hood body Download PDFInfo
- Publication number
- CN106647601A CN106647601A CN201611148628.1A CN201611148628A CN106647601A CN 106647601 A CN106647601 A CN 106647601A CN 201611148628 A CN201611148628 A CN 201611148628A CN 106647601 A CN106647601 A CN 106647601A
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- CN
- China
- Prior art keywords
- cover
- hood
- plc
- bell
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- General Factory Administration (AREA)
Abstract
The invention provides an automatic number recognition method for a bell-type furnace hood body, which belongs to the field of automatic control. The method comprises the steps that a socket/plug automatically sends a 24VDC power supply to a designated hood terminal; the power supply signal is selectively short-connected with the related terminals of the hood according to the hood number; the terminals are communicated with the corresponding channels of a PLC digital input module through the socket/plug, so that 0 and 1 contact signals are formed in the channels; and 8421 code processing is carried out on the on and off contact signals in an S7-300PLC procedure to acquire the hood number. As long as the hood is inserted, namely a multi-core plug is plugged into a socket, the PLC actively recognizes the hood number regardless of the state of the hood. The method provided by the invention is simple and reliable, and greatly facilitates production management, production operations and all statistical management.
Description
Technical field
The invention belongs to automation field, and in particular to a kind of bell-type furnace mantle body numbering automatic identifying method.
Background technology
Bell furnace is produced in units of table, and each table is controlled by a set of Siemens S7-300 PLC；The cover of bell furnace
It is separate unit, moment aborning is used as a part for certain table system.I.e. table be it is fixed,
Cover body be rotation use, it is general, table and cover body are occasional combinations.It is typically based on various cover bodies institute in the production cycle
The time scale for accounting for is determining its relative populations.Such as 30 tables, can substantially determine heating mantles 20, cooling dome 10.Each cover
With the mode that table PLC communications use multi-pin connector-socket.The line being connected with table PLC is connected to a multicore by table
On socket, the line of cover is connected on the corresponding multi-pin connector dynamic with cover, plug is inserted on socket using during cover, then
This cover is connected together with table system, makes this cover become a part for this table system in other words.Individually table is not
Possesses production function.According to production needs, when heating, heating mantles is buckled, when need to cool down, buckle cooling dome.It is i.e. a certain
It is not that to put heating mantles be exactly to put cooling dome on individual table, and a certain heating mantles or cooling dome are likely to be placed on arbitrary table,
It is applied in combination with arbitrary table.Which in certain cover is detained depending on the service condition of cover at that time.Though it is general
, but it will be apparent that from automatically controlling, production operation, in terms of production management etc. for, it is known that cover is using, at that
It is necessary and very necessary on individual table.And bell furnace is with two grades of thermodynamic models and Database Systems, from production leadtime,
For all many-sides such as report generation, energy statistics analysis, equipment control, fault statistics analysis, table system automatic identification is simultaneously
Cover numbering is obtained, is also necessary and very necessary.The technology is exactly to solve this problem.
The content of the invention
In bell furnace production, when certain cover is anchored on table, it is numbered system automatic identification, in order to automatically control,
Production operation, management and every statistical management.
Technical scheme：The hardware of the present invention is by 24VDC power supplys, S7-300PLC, multi-pin connector socket, cover body
Upper terminal row, line etc. are constituted.
A kind of bell-type furnace mantle body numbering automatic identifying method, send 24VDC power supplys all the way to specify terminal to cover by active
On, further according to cover numbering selectively this power supply signal is shorted in the associated terminal of cover, then by these terminals with
The respective channel connection of PLC digital input modules, so as to form " 0 ", " 1 " contact point signal, S7-300PLC journeys on these passages
8421 yards of process are done to these switching contact point signals in sequence, show that cover is numbered.
The positive pole of the power supply 24VDC of table I/O modules is drawn single line, by jack-plug, is connected on cover body electrically
On the terminal of cabinet.Draw several wire in same terminal (depending on cover numbering number depending on, to number and draw 5 within 30 with line i.e.
Can), it is respectively coupled in the respective channel of table PLC (S7-300) digital input module by plug-socket.
Beneficial effects of the present invention：Just not saying the use of this technology benign work immeasurable to aspects such as equipment, the energy
With, only in terms of the production run for because being related to being applied in combination for equipment, bell furnace production is one and scheduling of production is compared
Stress technical process.The grasp of heating mantles and cooling dome numbering is huge to the benign effect for producing.Bell furnace is put down per table
Specified 1.563 tons of hourly output (having deducted various nonproductive times)；Averagely per several 207.5 stoves of table year annealing furnace；By every
Table is per production cycle heating mantles, minimum averagely each reduction of cooling dome treats that the cover time calculates for 10 minutes, and the every table of the present invention is annual extremely
The production time is won less：207.5* (10+10)/60=69.17 hours, totally 87 tables, win-win is obtained：69.17*87=
6017.79 hour, equivalent to increase yield：6017.79 hours * 1.563 tons=9405.81 tons, minimum 200 yuan by profit per ton
Calculate, then the annual at least creation of value of this technology：9501*200/10000=188.12 ten thousand yuan.
Description of the drawings
Fig. 1 is that (in figure, the left side is table part to reading cover body numbering hardware catenation principle block diagram, and the left side is cover body portion
Point).
Fig. 2 is the circuit connection diagram of embodiment.
Fig. 3 is that the PLC rack respective terminal of embodiment is obtained, the corresponding cover of dead electricity (1,0) state is numbered (20# before citing)
Figure.
Specific embodiment
Shown in Fig. 1, table PLC reads cover number information with 5 digital quantity input channels, and this 5 switching values are as one
Group data, do 8421 yards of process to this group of switching signal (i.e. 1,0 signal) in a program：
| Cover body terminal number | 11 | 12 | 13 | 14 | 15 |
| PLC channel numbers | I1.1 | I1.2 | I1.3 | I1.4 | I1.5 |
| 8421 code values of correspondence | 1 | 2 | 4 | 8 | 16 |
By specially in wiring, according to the numbering of cover, whether cover respective terminal is done with 0# terminals (24VDC)
The process of connection, so that PLC obtains one group of binary data.Terminal of the connection (i.e. with 0# terminal short circuits), after plugging in,
Its corresponding PLC digital input channel is " 1 ", and the terminal not connected, its corresponding PLC digital input channel is " 0 ".So,
Whether 0,1 signal namely cover respective terminal that cover numbering is received with PLC respective channels has 24VDC to connect.And,
System (i.e. PLC) is active obtaining cover numbering, unrelated with whether cover itself transmits.Such as 6# covers, in cover body terminal block
On 0# terminals and 12#, 13# terminal short circuit, remaining 11#, 14#, 15# terminal are not connect.So, insert when cover plug is inserted into table
When on seat, 12#, 13# terminal obtains electric, that is, have 24VDC, and PLC passage I1.2, I1.3 receive " 1 " signal, and rest channels are " 0 " letter
Number, it is 6 that program calculates cover numbering.
As example, each passage of cover " 1 ", " 0 " break-make situation that numbering is 1-10 is listed below：
Embodiment：Shown in Fig. 1, this cover numbering automatic identifying method makes in Taiyuan Iron and Steel Co. hot continuous rolling factory bell furnace input
With.Each table scene sets a control box (platform), and a 24 core sockets are arranged above；The interaction of each cover and table PLC
Signal is connected on 24 core plugs for matching.When cover is used, the matched plug insertion socket of cover connection, in 24 heart yearns,
Wherein single line is electric to cover transmission 24VDC for table, and 5 lines are used for table PLC and receive cover encoded signal.Numeral used
Input module model：321-1BL00-0AA0.
24 core female terminal sequence number wiring are corresponded with PLC digital input modules binding post；24 core plug terminal sequences
Number wiring is corresponded with cover body regulator cubicle binding post.
Shown in Fig. 2, the 24VDC of table PLC is given to the X5-3# terminals of cover regulator cubicle by the 2# jacks of 24 core sockets
On, selectively it is shorted on terminal X5-15～19 further according to cover numbering；Cover terminal X5-15#～19# passes through plug Jing
W8 cables are connected on X5-15#～19# terminals of PLC rack, and then are given to I25.3～25.7 passage of digital input module, are supplied
PLC is numbered with 8421 yards of identification covers.Fig. 3 is that X5-15#～19# terminals of PLC rack in this example are obtained, dead electricity (1,0 state) is corresponded to
Cover numbering (citing before 20#).
Explanation：This method is suitable for heating mantles, cooling dome.And the identification of heating mantles and cooling dome Ontological classifications is one
Simple question, for example, can use two different proximity switches, and two kinds of cover bodies are corresponded to respectively.In this ' cover numbering recognition methods '
It is not discussed in detail.
Claims (1)
1. a kind of bell-type furnace mantle body numbering automatic identifying method, send 24VDC power supplys all the way to specify on terminal to cover by active,
Selectively this power supply signal is shorted in the associated terminal of cover further according to cover numbering, then by these terminals and PLC numbers
The respective channel connection of word input module, so as to form " 0 ", " 1 " contact point signal on these passages, in S7-300PLC programs
These switching contact point signals are done with 8421 yards of process, show that cover is numbered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611148628.1A CN106647601A (en) | 2016-12-13 | 2016-12-13 | Automatic number recognition method for bell-type furnace hood body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611148628.1A CN106647601A (en) | 2016-12-13 | 2016-12-13 | Automatic number recognition method for bell-type furnace hood body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106647601A true CN106647601A (en) | 2017-05-10 |
Family
ID=58825079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611148628.1A Pending CN106647601A (en) | 2016-12-13 | 2016-12-13 | Automatic number recognition method for bell-type furnace hood body |
Country Status (1)
| Country | Link |
|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648181A (en) * | 2018-12-29 | 2019-04-19 | 珠海市福尼斯焊接技术有限公司 | A kind of position changing machine clamp electrical equipment fast switching system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01177610A (en) * | 1988-01-08 | 1989-07-13 | Fanuc Ltd | Method for allocating input/output module for pc |
| US5038317A (en) * | 1988-07-25 | 1991-08-06 | Allen-Bradley Company, Inc. | Programmable controller module rack with a relative rack slot addressing mechanism |
| CN102658666A (en) * | 2012-04-26 | 2012-09-12 | 长城汽车股份有限公司 | Multistation press, using method and die identification system |
| CN204572631U (en) * | 2014-10-15 | 2015-08-19 | 上海徽封机电设备有限公司 | A kind of proportional servo valve test system |
-
2016
- 2016-12-13 CN CN201611148628.1A patent/CN106647601A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01177610A (en) * | 1988-01-08 | 1989-07-13 | Fanuc Ltd | Method for allocating input/output module for pc |
| US5038317A (en) * | 1988-07-25 | 1991-08-06 | Allen-Bradley Company, Inc. | Programmable controller module rack with a relative rack slot addressing mechanism |
| CN102658666A (en) * | 2012-04-26 | 2012-09-12 | 长城汽车股份有限公司 | Multistation press, using method and die identification system |
| CN204572631U (en) * | 2014-10-15 | 2015-08-19 | 上海徽封机电设备有限公司 | A kind of proportional servo valve test system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648181A (en) * | 2018-12-29 | 2019-04-19 | 珠海市福尼斯焊接技术有限公司 | A kind of position changing machine clamp electrical equipment fast switching system |
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Application publication date: 20170510 |