CN104525576B - A kind of roller-way control system - Google Patents
A kind of roller-way control system Download PDFInfo
- Publication number
- CN104525576B CN104525576B CN201410763578.2A CN201410763578A CN104525576B CN 104525576 B CN104525576 B CN 104525576B CN 201410763578 A CN201410763578 A CN 201410763578A CN 104525576 B CN104525576 B CN 104525576B
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- China
- Prior art keywords
- roller
- contactor
- way
- relay
- control system
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Multiple Motors (AREA)
Abstract
The invention discloses a kind of roller-way control system, including at least one electric machines for roller, each electric machines for roller electrically connect DC contactor.The roller-way control system that the present invention is provided, by with the electromagnet D.C. contactor of traditional type used in front roller-way control, it is replaced by DC contactor, substantial amounts of electric energy can be saved by being replaced by DC contactor, and the DC contactor life-span is high, then life-span high DC contactor need not be changed often, so as to improve the operating efficiency of Hot Line.
Description
Technical field
The present invention relates to control technology field, more particularly to a kind of roller-way control system.
Background technology
Hot roughing roller-way is the visual plant of Hot Line, and hot roughing roller-way contactor is the execution for realizing roller-way Discrete control
Equipment, is installed on electric machines for roller major loop.Because roller-way segmentation selection needs constantly to be converted according to the operation of rolling, therefore roller-way
Contactor also can frequently divide, shutting-brake control.
Old-fashioned large-sized DC contactor is used in roller-way control in the past, old-fashioned large-sized DC contactor mainly uses electromagnetism
Iron drives, because direct-current arc is stronger when frequent divide-shut brake or fault trip, frequently results in the damage of combined floodgate contact, additionally, due to
"on" position is in for a long time, and frequently resulting in closing coil and being persistently powered causes temperature to raise and damage, and roller-way contactor is damaged
The consequence of shutdown causes material temperature to decline and scrap, and having a strong impact on Hot Line normally produces, so as to have impact on operating efficiency；And it is old-fashioned
The combined floodgate of large-sized DC contactor keeps that the continual energization of coil must be leaned on to maintain, and wastes substantial amounts of electric energy.
Therefore, the operating efficiency for how saving electric energy and raising Hot Line is that those skilled in the art need the technology of solution
Problem.
The content of the invention
It is an object of the invention to provide a kind of roller-way control system, the roller-way control system can significantly save electric energy and carry
The operating efficiency of high Hot Line.
In order to solve the above technical problems, the present invention provides a kind of roller-way control system, including at least one electric machines for roller, respectively
The electric machines for roller electrically connect DC contactor.
Preferably, the electric machines for roller include approach table motor, runout table motor, delay table motor, machine preliminary roller
Electric machines for roller after road motor and machine.
Preferably, in the major loop of the approach table motor, the runout table motor and the delay table motor
It is electrically connected with two DC contactors in parallel.
Preferably, in addition to the overcurrent relay that is arranged between the DC contactor and power supply, the excessively stream
Relay is electrically connected with the DC contactor.
Preferably, in addition to the excitation interlocking relay that is arranged between the overcurrent relay and power supply, the excitation
Interlocking relay is electrically connected with the overcurrent relay.
Preferably, in addition to the control relay that is arranged between the excitation interlocking relay and power supply, the control
Relay is electrically connected with the field application relay.
Preferably, it is electrically connected with switch control cabinet between the DC contactor and the electric machines for roller.
Preferably, be respectively connected with after the machine front roller-way motor, the machine in the major loop of electric machines for roller two it is in parallel
The DC contactor, the two ends of DC contactor described in each parallel branch are electrically connected an excessively stream
Relay and a voltage relay.
Preferably, electric machines for roller electrically connect a traditional electromagnetism after every the machine front roller-way motor, every machine
Iron D.C. contactor.
The roller-way control system that the present invention is provided, will be connect with the electromagnet direct current of traditional type used in front roller-way control
Tentaculum, is replaced by DC contactor, and substantial amounts of electric energy can be saved by being replaced by DC contactor, and DC connects
The tentaculum life-span is high, then life-span high DC contactor need not be changed often, so as to improve the operating efficiency of Hot Line.
Brief description of the drawings
Fig. 1 is the line chart of the major loop of the A2 sections of approach table provided in an embodiment of the present invention；
Fig. 2 is the partial circuit connection figure in the major loop of approach table provided in an embodiment of the present invention；
Fig. 3 is the partial circuit connection figure of the major loop of machine front roller-way provided in an embodiment of the present invention.
Embodiment
The core of the present invention is to provide a kind of roller-way control system, and the roller-way control system can significantly save electric energy and carry
The operating efficiency of high Hot Line.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Permanent magnet contactor is that traditional solenoid actuated mechanism is instead of with permanent magnet type drive mechanism, that is, utilizes permanent magnet
With microelectronic modules constitute control device, replaced the electromagnet apparatus in traditional product, without operating current in operation, only by
Small-signal electric current.Six basic parts are included in microelectronic modules：Power rectifier, control supply voltage are detected, released in real time
Put energy storage, storage capacitor voltage detecting, the detection of anti-interference threshold voltage and release logic circuit.This six part is permanent magnet operating machine
The necessary composition of structure electronic control part, if lacking any one part, operating mechanism on other occasions just cannot be just
Often work.This six part also determines that operating mechanism can possess anti-shake Electricity Functional.
Hot Line roller-way is broadly divided into before input, machine, exports, roller-way after middle and machine, due to input, output and middle
The control device of roller-way is roughly the same, and the control device before machine with roller-way after machine is roughly the same.Separately below with input and machine before
Control device illustrate the control device of whole roller-way.
Because approach table is made up of many sections again, it is illustrated below with several sections of approach table.
As shown in figure 1, line charts of the Fig. 1 for the major loop of the A2 sections of approach table provided in an embodiment of the present invention.In Fig. 1
A2CX1 and A2CX2 represent DC contactor, and DCM represents electric machines for roller.The roller-way control system that the embodiment of the present invention is provided
System mainly includes at least one electric machines for roller, and electric machines for roller and the electrical connection of DC contactor.
Roller-way control system provided in an embodiment of the present invention, by with the electromagnet of traditional type used in front roller-way control
D.C. contactor, is replaced by DC contactor, and substantial amounts of electric energy, and permanent magnetism can be saved by being replaced by DC contactor
The D.C. contactor life-span is high, then life-span high DC contactor need not be changed often, so as to improve the work of Hot Line
Make efficiency.
Certainly it is above-mentioned to use DC contactor, because conventional electricity is exchange, then in DC contactor and power supply
Between be connected with rectifier cabinet, by AC rectification into direct current, as shown in figure 1, Fig. 1 includes rectifier cabinet 5.
Electric machines for roller mainly include approach table motor, runout table motor, delay table motor, machine front roller-way motor and
Electric machines for roller after machine.Illustrated below with the connection circuit of approach table motor and machine front roller-way motor.
As shown in Fig. 2 Fig. 2 is the partial circuit connection figure in the major loop of approach table provided in an embodiment of the present invention.
Sequence number 1,2,3 and 4 represents A4 sections of A1 sections of approach table, A2 sections of approach table, A3 sections of approach table and approach table respectively.Defeated
Two DC contactors in parallel can be connected with by entering every section of roller-way, and such as A1 sections of DC contactor is
A1CX1 and A1CX2, A2 sections of DC contactor be A2CX1 and A2CX2, A3 sections of DC contactor be A3CX1 and
A3CX2 and A4 sections of DC contactor is A4CX1 and A4CX2.Two DC contactors are in parallel in every section, Ke Yibao
Demonstrate,prove the safe operation of circuit.
Can be connected between DC contactor and power supply A1JLG in overcurrent relay, such as Fig. 2, A2JLG,
A3JLG and A4JLG is the auxiliary contact of overcurrent relay.Overcurrent relay plays overcurrent protection.
LCKM1 in excitation interlocking relay, such as Fig. 2 can also be connected between overcurrent relay and power supply for excitation to join
Lock the auxiliary contact of relay.
Can also be connected between excitation interlocking relay and power supply 1J in control relay, such as Fig. 2,2J, 3J, 4J,
A1KM5 and A2KM5 is the auxiliary contact of control relay.Control relay plays a work for disconnecting or closing to every section of roller-way
With.
As shown in figure 1, switch control cabinet 6 can be electrically connected between DC contactor and electric machines for roller, switch
The closure of the control electric machines for roller of switch board 6 either disconnects.
For electric machines for roller after machine front roller-way motor or machine, two permanent magnetism in parallel can be respectively connected with its major loop
D.C. contactor, the two ends of DC contactor are electrically connected an overcurrent relay and one in each parallel branch
Voltage relay.As shown in figure 3, partial circuit connection figures of the Fig. 3 for the major loop of machine front roller-way provided in an embodiment of the present invention.
Wherein 1CX and 2CX is DC contactor coil, 1JY and the auxiliary contact that 2JY is voltage relay, and 1JLG and 2JLG are
The auxiliary contact of overcurrent relay.
In order to control electric machines for roller after every machine front roller-way motor, every machine, above-mentioned every machine front roller-way motor, every machine
Electric machines for roller electrically connect a conventional electromagnetic coil D.C. contactor afterwards.Realize to electric machines for roller after machine front roller-way motor and machine
Disconnect or close.
Roller-way control system provided by the present invention is described in detail above.Specific case pair used herein
The principle and embodiment of the present invention is set forth, and the explanation of above example is only intended to the method for helping to understand the present invention
And its core concept.It should be pointed out that for those skilled in the art, before the principle of the invention is not departed from
Put, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the guarantor of the claims in the present invention
In the range of shield.
Claims (6)
1. a kind of roller-way control system, it is characterised in that including at least one electric machines for roller, each electric machines for roller are electrically connected
DC contactor；Rectifier cabinet is connected between the DC contactor and power supply, by AC rectification into direct current,
The electric machines for roller include roller-way after approach table motor, runout table motor, delay table motor, machine front roller-way motor and machine
It is electrically connected with motor, the major loop of the approach table motor, the runout table motor and the delay table motor
Two DC contactors in parallel, in addition to the excessively stream being arranged between the DC contactor and power supply after
Electrical equipment, the overcurrent relay is electrically connected with the DC contactor.
2. roller-way control system as claimed in claim 1, it is characterised in that also including being arranged in the overcurrent relay and electricity
Excitation interlocking relay between source, the excitation interlocking relay is electrically connected with the overcurrent relay.
3. roller-way control system as claimed in claim 2, it is characterised in that also including being arranged in the excitation interlocking relay
Control relay between power supply, the control relay is electrically connected with the excitation interlocking relay.
4. the roller-way control system as described in claim any one of 1-3, it is characterised in that the DC contactor and institute
State and be electrically connected with switch control cabinet between electric machines for roller.
5. roller-way control system as claimed in claim 1, it is characterised in that roller-way after the machine front roller-way motor, the machine
Two DC contactors in parallel are respectively connected with the major loop of motor, permanent magnetism is straight described in each parallel branch
The two ends of stream contactor are electrically connected an overcurrent relay and a voltage relay.
6. roller-way control system as claimed in claim 5, it is characterised in that every machine front roller-way motor, described in every
Electric machines for roller electrically connect a conventional electromagnets D.C. contactor after machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763578.2A CN104525576B (en) | 2014-12-12 | 2014-12-12 | A kind of roller-way control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763578.2A CN104525576B (en) | 2014-12-12 | 2014-12-12 | A kind of roller-way control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104525576A CN104525576A (en) | 2015-04-22 |
| CN104525576B true CN104525576B (en) | 2017-09-22 |
Family
ID=52841307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410763578.2A Active CN104525576B (en) | 2014-12-12 | 2014-12-12 | A kind of roller-way control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104525576B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB706898A (en) * | 1952-09-09 | 1954-04-07 | Telefonbau Und Normalzeit Ges | Improvements in or relating to postal franking machines |
| JP4382571B2 (en) * | 2004-05-13 | 2009-12-16 | 株式会社東芝 | Railway vehicle drive control device |
| JP2008104265A (en) * | 2006-10-18 | 2008-05-01 | Fuji Electric Systems Co Ltd | Control system for permanent-magnet-type-motor-driven rolling stock |
| CN200994114Y (en) * | 2006-12-22 | 2007-12-19 | 南京钢铁股份有限公司 | Variable frequency rolling way motor with accurate positioning function |
| CN101067987B (en) * | 2007-06-12 | 2010-09-29 | 孙祖桐 | Permanent magnetic operating mechanism of AC contactor and vacuum circuit breaker |
| CN202880388U (en) * | 2012-11-08 | 2013-04-17 | 耿俊梅 | Abnormality detection device for roller bed of continuous chromium plating production line of mandrel |
| CN204381073U (en) * | 2014-12-12 | 2015-06-10 | 西南铝业（集团）有限责任公司 | A kind of roller-way control device |
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2014
- 2014-12-12 CN CN201410763578.2A patent/CN104525576B/en active Active
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| Publication number | Publication date |
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| CN104525576A (en) | 2015-04-22 |
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