CN107807677A - Centering control system for uncoiling or coiling machine - Google Patents
Centering control system for uncoiling or coiling machine Download PDFInfo
- Publication number
- CN107807677A CN107807677A CN201711056637.2A CN201711056637A CN107807677A CN 107807677 A CN107807677 A CN 107807677A CN 201711056637 A CN201711056637 A CN 201711056637A CN 107807677 A CN107807677 A CN 107807677A
- Authority
- CN
- China
- Prior art keywords
- resistance
- operational amplifier
- output end
- inverting input
- triode
- 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.)
- Granted
Links
- 238000012545 processing Methods 0.000 claims abstract description 16
- 102100039435 C-X-C motif chemokine 17 Human genes 0.000 claims description 32
- 101000889048 Homo sapiens C-X-C motif chemokine 17 Proteins 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/34—Feeding or guiding devices not specially adapted to a particular type of apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Control Of Position Or Direction (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses a centering control system for an uncoiling or coiling machine, which comprises a transmitting device circuit, a receiving device circuit, a signal processing circuit and a servo valve driving circuit, wherein the transmitting device circuit outputs a transmitting signal to a signal input end of the receiving device circuit, and the receiving device circuit outputs a received signal to the signal processing circuit for sorting and feeds the signal back to the servo valve driving circuit. The invention has simple structure, convenient operation, quick response, good effect and high precision, can well realize the functions of centering and rectifying and effectively reduces the equipment cost by a continuous closed-loop adjusting system.
Description
Technical field
The invention belongs to non-ferrous metal technical field, more particularly, to a kind of opening for non-ferrous metal plate band production line
Volume or coiling machine centering control system.
Background technology
At present, industrial enterprise band is produced or process in, it is necessary to which the accurate unbiased of band is sent into lower road
In technique unit, the process is controlled by correction center support system and completed, with the rapid development of industry, to automation in Industry Control
It is required that increasingly improving, in order to improve the quality of production of product and output capacity, industrial production line detection and control system are proposed
Higher requirement, it is necessary to which accuracy of detection is high, and response is fast, and stability is good, strong antijamming capability；However, these requirements are realized, just
Must there will be higher requirement to all parts of system, to complete the high efficiency of actual production, it is ensured that product quality.It is existing
In technology, North America or EMG center support systems are used mostly, but cost is higher, control is complicated.
The content of the invention
To solve the above problems, respond uncoiling fast, that precision is high or coiling machine use pair it is an object of the invention to provide a kind of
Middle control system.
For achieving the above object, the present invention adopts the following technical scheme that：
A kind of uncoiling or coiling machine centering control system, it includes emitter circuit, reception device circuit, signal transacting electricity
Road and driving circuit of servo valve, the driving circuit of servo valve are put including operational amplifier IC14, operational amplifier IC15, computing
Big device IC16, servo valve control switch S1, triode Q4 and triode Q5, signal L is moved to left, signal R is moved to right and passes through resistance respectively
R52 and R53 connects operational amplifier IC15 reverse input end, and reverse input end also connects slide-wire rheostat W9's by resistance R51
Centre tap, slide-wire rheostat W9 mono- terminate-VCC1, other end ground connection, and operational amplifier IC15 in-phase input end is grounded, instead
Resistance R58 is connected between phase input and output end；The drive signal CTRL of the signal processing circuit output passes through resistance R54
Connect operational amplifier IC14 inverting input, operational amplifier IC14 in-phase input end ground connection, inverting input and output
Resistance R55 is connected between end, output end connects operational amplifier IC15 inverting input by resistance R56；Operational amplifier
IC15 output end connects operational amplifier IC16 inverting input, operational amplifier IC16 homophase input by resistance R59
End is grounded by resistance R64, and electric capacity C10 in parallel, servo valve control switch S1 are connected between inverting input and output end, is watched
The input contact sets for taking valve controlling switch S1 are connected to resistance R60, resistance R61, resistance R62, resistance R63；Operation amplifier
Device IC16 output end is connected to triode Q4, triode Q5 base stage, triode Q4 collection by resistance R65, resistance R67 respectively
Electrode meets VCC1, is connected to resistance R66 between base stage and colelctor electrode, and triode Q5 colelctor electrode meets-VCC1, base stage and colelctor electrode it
Between be connected to resistance R68, triode Q4, triode Q5 emitter stage meet CTRLV+, and CTRLV- passes through resistance R69 and resistance in parallel
R70 is grounded.
Described uncoiling or coiling machine centering control system, its emitter circuit is by oscillating circuit and transmission signal electricity
Road forms, and oscillating circuit includes multivibrator IC1, the first operational amplifier IC2 and the second operational amplifier IC3, multi-resonant
Swing device IC1 control source termination power supply VCC1 and be connected with slide-wire rheostat W1 one end and centre tap, slide-wire rheostat
W1 another terminating resistor R1, and multi resonant is connect by the resistance R1 of series connection, resistance R2, slide-wire rheostat 2 and backward dioded D2
Oscillator IC1 threshold end, multivibrator IC1 triggering input are connected with threshold end and are grounded by electric capacity C1, control
End processed is grounded by electric capacity C2, and the common port for the terminating resistor R1 and resistance R2 that discharges simultaneously connects multivibrator by diode D1
IC1 threshold end, output termination slide-wire rheostat W3 and slide-wire rheostat W4 one end, slide-wire rheostat W3, slide-wire rheostat
W4 other end ground connection；Slide-wire rheostat W3, slide-wire rheostat W4 centre tap connect fortune by resistance R3 and resistance R7 respectively
Amplifier IC2, operational amplifier IC3 in-phase input end are calculated, resistance R4 is connected between inverting input and output end；Computing is put
Big device IC2 output end is connected by resistance R5 with triode Q1 base stage, and triode Q1 colelctor electrode meets power supply VCC1, transmitting
Pole connects base stage by diode D3 and is grounded by light emitting diode D4, resistance R6；Operational amplifier IC3 inverting input with
Resistance R8 is connected between output end, operational amplifier IC3 output end is connected by resistance R9 with triode Q2 base stage, three poles
Pipe Q2 colelctor electrode meets power supply VCC1, and emitter stage connects base stage by diode D5 and connect by light emitting diode D6 and resistance R10
Ground；Triode Q1, triode Q2 emitter stage are connected with transmission signal circuit.
Further, the transmission signal circuit of above-mentioned emitter circuit includes the binding post J1 being connected and two groups
Light-Emitting Diode group, every group of Light-Emitting Diode group are made up of multiple Light-Emitting Diodes in parallel, triode Q1 emitter stage output
Signal FS1 be grounded by first group of Light-Emitting Diode in parallel, the signal FS2 of triode Q2 emitter stage output passes through multigroup
Light-Emitting Diode ground connection in parallel, each Light-Emitting Diode are serially connected with current-limiting resistance.
Described uncoiling or coiling machine centering control system, its reception device circuit include three terminal regulator IC4, infrared
Reception pipe Q3 and operational amplifier IC5, three terminal regulator IC4 control source termination power supply VCC1, common ground end ground connection, electricity
Pressure output termination infrared receiving tube Q3 colelctor electrode is simultaneously grounded by electric capacity C3, and infrared receiving tube Q3 emitter stage passes through resistance
R27, which is grounded, simultaneously connects operational amplifier IC5 inverting input by resistance R28 and electric capacity C5, and resistance R28 and electric capacity C5's is public
End is connected with operational amplifier IC5 output end by electric capacity C4 and is grounded by resistance R29 and resistance R30, operational amplifier
Resistance R31 is connected between IC5 inverting input and output end, in-phase input end is grounded by resistance R32；Operational amplifier
IC5 output end is connected by resistance R33 with operational amplifier IC6 inverting input, operational amplifier IC6 homophase input
End ground connection, is connected to resistance R34, inverting input is connected to diode D25 by diode D24 between inverting input and output end
Common port with resistance R36, the inverting input for being connected to by resistance R36, the electric capacity C6 of parallel connection operational amplifier IC7, output
End is connected by diode D25, resistance R36 with operational amplifier IC7 inverting input；Operational amplifier IC7's is same mutually defeated
Enter end to be grounded by resistance R38, resistance R37 in parallel is connected between inverting input and output end and electric capacity C7, output end are led to
The inverting input that resistance R39 is crossed with operational amplifier IC8 is connected；Operational amplifier IC8 in-phase input end passes through resistance R41
Ground connection, resistance R40 in parallel, electric capacity C8, output end and the signal processing circuit are connected between inverting input and output end
Connection.
Described uncoiling or coiling machine centering control system, its signal processing circuit include operational amplifier IC9, computing
Amplifier IC10, operational amplifier IC11, operational amplifier IC12, operational amplifier IC13, operational amplifier IC9's is anti-phase defeated
Enter the centre tap that end is connected to slide-wire rheostat W5 by resistance R41, slide-wire rheostat W5 both ends connect positive and negative power supply respectively, together
Phase input end grounding, resistance R43 is connected between inverting input and output end, output is connected to slide-wire rheostat W6 one end, sliding
The line rheostat W6 other ends are grounded, and centre tap is connected to operational amplifier IC10 inverting input by resistance R44；Computing is put
Big device IC10 in-phase input end ground connection, is connected to resistance R45 and electric capacity C9 in parallel, exports between inverting input and output end
End is connected by resistance R46 with operational amplifier IC11 inverting input；Operational amplifier IC11 in-phase input end ground connection,
The resistance R47 and slide-wire rheostat W7 to connect is connected between inverting input and output end, output end passes through resistance R48 and computing
Amplifier IC12 inverting input is connected；Operational amplifier IC12 in-phase input end ground connection, inverting input and output end
Between be connected to resistance R49, output end is connected with lever indicator IC13 signal input part；Lever indicator IC13 luminous tube
Maximum brightness setting end, reference voltage output end are connected by resistance R50 with slide-wire rheostat W8 one end, and slide-wire rheostat W8 is another
One end is grounded, and centre tap is connected with lever indicator IC13 reference voltage setting end, lever indicator IC13 luminous tube
Negative pole end is connected to power supply VCC2 by light emitting diode D26~D33 respectively.
Due to using technical scheme as described above, the present invention has following superiority：
The uncoiling or coiling machine centering control system, its is simple in construction, easy to operate, and response is fast, and effect is good, and precision is high, even
It continuous closed-loop regulating system, can be good at realizing centering, deviation-correcting function, and be effectively reduced equipment cost, extensive use
In cold rolling, finishing（Straightening, rewinding）Line, and system is related to face also using non-ferrous metals processing industry itself is not limited to
Other numerous industries, demand are very big including steel industry etc..
Brief description of the drawings
Fig. 1 is the system block diagram of uncoiling of the present invention or coiling machine centering control system；
Fig. 2 is the schematic diagram of the oscillating circuit of the emitter circuit in Fig. 1；
Fig. 3 is the schematic diagram of the transmission signal circuit of the emitter circuit in Fig. 1；
Fig. 4 is the schematic diagram of the Part I of the reception device circuit in Fig. 1；
Fig. 5 is the schematic diagram of the Part II of the reception device circuit in Fig. 1；
Fig. 6 is the schematic diagram of the signal processing circuit in Fig. 1；
Fig. 7 is the schematic diagram of the driving circuit of servo valve in Fig. 1.
Embodiment
Technical scheme is described in further detail with reference to the accompanying drawings and examples.
As shown in Fig. 1~7, the uncoiling or coiling machine centering control system, it includes emitter circuit, reception device
Circuit, signal processing circuit and driving circuit of servo valve, emitter circuit output transmission signal to reception device circuit signal
The signal output received is arranged and is fed back to signal and watched by input, reception device circuit into signal processing circuit
Take valve-driving circuit；The driving circuit of servo valve includes operational amplifier IC14, operational amplifier IC15, operational amplifier
IC16, servo valve control switch S1, triode Q4 and triode Q5, move to left signal L, move to right signal R respectively by resistance R52 and
R53 connects operational amplifier IC15 reverse input end（2 pin）, reverse input end also connects slide-wire rheostat W9's by resistance R51
Centre tap, slide-wire rheostat W9 mono- terminate-VCC1（-15V）, the other end ground connection, operational amplifier IC15 negative power end（4
Pin）Connect-VCC1, positive power source terminal（7 pin）Meet power supply VCC1（+15V）, in-phase input end（3 pin）Ground connection, inverting input（2 pin）
With output end（6 pin）Between be connected to resistance R58；Output end of the signal processing circuit through operational amplifier IC10（6 pin）It is defeated
The drive signal CTRL gone out respectively by resistance R54, resistance R57 connect operational amplifier IC14, operational amplifier IC15 it is anti-phase
Input（2 pin）, operational amplifier IC14 negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect power supply VCC1, same to phase
Input（3 pin）Ground connection, inverting input（2 pin）With output end（6 pin）Between be connected to resistance R55, output end（6 pin）Pass through electricity
Resistance R56 connects operational amplifier IC15 inverting input（2 pin）；Operational amplifier IC15 output end（6 pin）Pass through resistance R59
Connect operational amplifier IC16 inverting input（2 pin）, operational amplifier IC16 negative power end（4 pin）Connect-VCC1, positive supply
End（7 pin）Connect power supply VCC1, in-phase input end（3 pin）It is grounded by resistance R64, inverting input（2 pin）With output end（6 pin）
Between be connected to parallel connection electric capacity C10, servo valve control switch S1, servo valve control switch S1 input contact sets be connected to
Resistance R60, resistance R61, resistance R62, resistance R63；Operational amplifier IC16 output end（6 pin）Pass through resistance R65, electricity respectively
Resistance R67 is connected to triode Q4, triode Q5 base stage, and triode Q4 colelctor electrode meets VCC1, is connected between base stage and colelctor electrode
Resistance R66, triode Q5 colelctor electrode meet-VCC1, and resistance R68, triode Q4, triode Q5 are connected between base stage and colelctor electrode
Emitter stage meet CTRLV+, CTRLV- passes through resistance R69 in parallel and resistance R70 ground connection.
Above-mentioned emitter circuit is made up of oscillating circuit and transmission signal circuit, oscillating circuit include multivibrator IC1,
First operational amplifier IC2 and the second operational amplifier IC3, multivibrator IC1 reset terminal（4 pin）, voltage input end（8
Pin）Meet power supply VCC1（+15V）And it is connected with slide-wire rheostat W1 one end and centre tap, the slide-wire rheostat W1 other end
Connecting resistance R1, and connect multivibrator IC1's by the resistance R1 of series connection, resistance R2, slide-wire rheostat 2 and backward dioded D2
Threshold end（6 pin）, multivibrator IC1 triggering input（2 pin）With threshold end（6 pin）It is connected and is connect by electric capacity C1
Ground, control terminal（5 pin）It is grounded by electric capacity C2, discharge end（7 pin）Connecting resistance R1 and resistance R2 common port simultaneously pass through diode
D1 connects multivibrator IC1 threshold end（6 pin）, output end（3 pin）Slide-wire rheostat W3 and slide-wire rheostat W4 one end are connect,
Slide-wire rheostat W3, slide-wire rheostat W4 other end ground connection；Slide-wire rheostat W3, slide-wire rheostat W4 centre tap difference
Operational amplifier IC2, operational amplifier IC3 in-phase input end are connect by resistance R3 and resistance R7（3 pin）, operational amplifier
IC2 negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect VCC1, inverting input（2 pin）With output end（6 pin）It
Between be connected to resistance R4；Operational amplifier IC2 output end（6 pin）It is connected by resistance R5 with triode Q1 base stage, triode
Q1 colelctor electrode meets power supply VCC1（+15V）, emitter stage connects base stage and by light emitting diode D4, resistance R6 by diode D3
Ground connection；Operational amplifier IC3 negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect VCC1, inverting input（2 pin）
With output end（6 pin）Between be connected to resistance R8, operational amplifier IC3 output end（6 pin）Pass through resistance R9's and triode Q2
Base stage is connected, and triode Q2 colelctor electrode meets power supply VCC1, and emitter stage connects base stage by diode D5 and passes through light emitting diode
D6 and resistance R10 ground connection；Triode Q1, triode Q2 emitter stage are connected with transmission signal circuit.
In above-mentioned emitter circuit, its transmission signal circuit includes the binding post J1 being connected and two groups luminous two
Level pipe group, every group of Light-Emitting Diode group are made up of multiple Light-Emitting Diodes in parallel, the signal of triode Q1 emitter stage output
FS1 is grounded by first group of Light-Emitting Diode in parallel, and the signal FS2 of triode Q2 emitter stage output passes through multigroup in parallel
Light-Emitting Diode is grounded, and each Light-Emitting Diode is serially connected with current-limiting resistance.
Above-mentioned reception device circuit, it includes three terminal regulator IC4, infrared receiving tube Q3 and operational amplifier IC5, and three
Hold voltage-stablizer IC4 voltage input end（1 pin）Meet power supply VCC1（+15V）, common ground end（2 pin）Ground connection, voltage output end（3
Pin）Connect infrared receiving tube Q3 colelctor electrode and be grounded by electric capacity C3, infrared receiving tube Q3 emitter stage is grounded by resistance R27
And operational amplifier IC5 inverting input is connect by resistance R28 and electric capacity C5（2 pin）, resistance R28 and electric capacity C5 common port
Pass through electric capacity C4 and operational amplifier IC5 output end（6 pin）It is connected and is grounded by resistance R29 and resistance R30, operation amplifier
Device IC5 inverting input（2 pin）With output end（6 pin）Between be connected to resistance R31, negative power end（4 pin）Meet-VCC1（-
15V）, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3 pin）It is grounded by resistance R32；Operational amplifier IC5's is defeated
Go out end（6 pin）Pass through resistance R33 and operational amplifier IC6 inverting input（2 pin）It is connected, operational amplifier IC6 negative electricity
Source（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3 pin）Ground connection, inverting input（2 pin）
With output end（6 pin）Between be connected to resistance R34, inverting input（2 pin）Diode D25 and resistance are connected to by diode D24
R36 common port, operational amplifier IC7 inverting input is connected to by resistance R36, the electric capacity C6 of parallel connection（2 pin）, output end
（6 pin）Pass through diode D25, resistance R36 and operational amplifier IC7 inverting input（2 pin）It is connected；Operational amplifier IC7
Negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3 pin）Connect by resistance R38
Ground, inverting input（2 pin）With output end（6 pin）Between be connected to parallel connection resistance R37 and electric capacity C7, output end（6 pin）Pass through
Resistance R39 and operational amplifier IC8 inverting input（2 pin）It is connected；Operational amplifier IC8 negative power end（4 pin）Connect-
VCC1, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3 pin）It is grounded by resistance R41, inverting input（2 pin）With
Output end（6 pin）Between be connected to parallel connection resistance R40, electric capacity C8, output end（6 pin）Computing with the signal processing circuit is put
Big device IC9 connections.
Above-mentioned signal processing circuit, it include operational amplifier IC9, operational amplifier IC10, operational amplifier IC11,
Operational amplifier IC12, operational amplifier IC13, operational amplifier IC9 inverting input（2 pin）Cunning is connected to by resistance R41
Line rheostat W5 centre tap, slide-wire rheostat W5 both ends meet positive and negative power supply VCC1 respectively（+15V）、-VCC1（-15V）, fortune
Calculate amplifier IC9 negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3 pin）Connect
Ground, inverting input（2 pin）With output end（6 pin）Between be connected to resistance R43, output end（6 pin）It is connected to slide-wire rheostat W6 mono-
End, slide-wire rheostat W6 other ends ground connection, centre tap are connected to operational amplifier IC10 inverting input by resistance R44（2
Pin）；Operational amplifier IC10 negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3
Pin）Ground connection, inverting input（2 pin）With output end（6 pin）Between be connected to parallel connection resistance R45 and electric capacity C9, output end（6 pin）
Pass through resistance R46 and operational amplifier IC11 inverting input（2 pin）It is connected；Operational amplifier IC11 negative power end（4
Pin）Connect-VCC1, positive power source terminal（7 pin）Connect power supply VCC1, in-phase input end（3 pin）Ground connection, inverting input（2 pin）With output
End（6 pin）Between be connected to the resistance R47 and slide-wire rheostat W7 of series connection, output end（6 pin）Pass through resistance R48 and operational amplifier
IC12 inverting input（2 pin）It is connected；Operational amplifier IC12 negative power end（4 pin）Connect-VCC1, positive power source terminal（7 pin）
Connect power supply VCC1, in-phase input end（3 pin）Ground connection, inverting input（2 pin）With output end（6 pin）Between be connected to resistance R49, it is defeated
Go out end（6 pin）With lever indicator IC13 signal input part（5 pin）Connection；Lever indicator IC13 positive power source terminal（3 pin）、
Pattern sets end（9 pin）Connect power supply VCC2（+5V）, earth terminal（2 pin）, luminous tube minimum brightness setting end（4 pin）Ground connection, hair
Light pipe maximum brightness sets end（6 pin）, reference voltage output end（7 pin）It is connected by resistance R50 with slide-wire rheostat W8 one end,
The slide-wire rheostat W8 other ends are grounded, the reference voltage setting end of centre tap and lever indicator IC13（8 pin）Connection, level
Display IC13 luminous tube negative pole end（Pin 1, pin 10~18）Power supply is connected to by light emitting diode D26~D33 respectively
VCC2。
In the circuit of the present invention, VCC1 is+15V, and-VCC1 is -15V, and VCC2 is+5V ,+15V used, -15V and 0V
Power supply is supplied by external power source module, and+5V power supplys are obtained by voltage-stabilized power supply.
In the present invention, multivibrator IC1 model NE555, operational amplifier IC2, operational amplifier IC3, computing are put
Big device IC5, operational amplifier IC6, operational amplifier IC7, operational amplifier IC8, operational amplifier IC9, operational amplifier
IC10, operational amplifier IC11, operational amplifier IC12, operational amplifier IC14, operational amplifier IC15, operational amplifier
IC16 models are OP07, three terminal regulator IC4 models 7805, infrared receiving tube Q3 model pt333-3b, and level is shown
Device IC13 models LM3914；Triode Q1, triode Q2, infrared receiving tube Q3, triode Q4 are NPN type, and triode Q5 is
Positive-negative-positive.
The present invention adjusts the slip variable resistance in the oscillating circuit of emitter circuit first using preceding needing to be debugged
Device W3 and slide-wire rheostat W4, measurement output point FS1 and FS2 voltage, makes it export 6V or so, 1KHz square-wave signal；
FS1 and FS2 voltage signal access transmission signal circuit.Infrared receiving tube Q3 in reception device circuit receives next spontaneous
The invisible infrared light of injection device circuit, the voltage signal of JUN points is measured, is sine wave, when expelling plate is unobstructed, measurement letter
Number value is 6.8V；When expelling plate blocks half, measurement signal value 3.2V.The SIG signals measured in reception device circuit are big
It is small, about 6V or so.Slide-wire rheostat W5 in Regulate signal process circuit so that its output voltage is 0V, when SIG signals about
For 6V when, adjust slide-wire rheostat W6 so that CTRL signal 10V.By adjusting slide-wire rheostat W7 and slide-wire rheostat W8,
During so that control signal CTRL value being 10V, red light emitting diodes D26~D33 all lights of output, when CTRL value is 5V,
Red light emitting diodes go out four lamps.Slide-wire rheostat W9 is adjusted in driving circuit of servo valve so that input voltage is -5V,
When control signal CTRL is 10V, the resistance in hundreds of Europe, measurement resistance both ends electricity are sealed between CTRLV+ and CTRLV-
Pressure value, voltage 12.5V, debugging finish.
After having debugged, it is powered, by observing the bright light situation of light emitting diode it is known that band blocks light source feelings
Condition, and the servo valve resistance value of driving is known to, it can calculate and not block（That is 8 light emitting diode all lights, CTRL 10V）
When pass through the electric current of servo valve（Magnitude of voltage divided by servo valve resistance value between CTRLV+ and CTRLV-）.
When 8 light emitting diode all lights, CTRL 10V, because reference voltage is -5V, pass through two-stage inverting amplifier
Afterwards, output voltage is just, servo valve electric current is just；When 8 light emitting diodes go out entirely, CTRL 0V, reference voltage is -5V,
After two-stage phase inverter and amplifier, output voltage is negative, and servo valve electric current is negative, and thus, reversal drives servo valve
Drive uncoiling or coiling machine to move left and right, finally realize centering or correction.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (5)
1. a kind of uncoiling or coiling machine centering control system, it is characterized in that：It includes emitter circuit, reception device electricity
Road, signal processing circuit and driving circuit of servo valve, the driving circuit of servo valve include operational amplifier IC14, operation amplifier
Device IC15, operational amplifier IC16, servo valve control switch S1, triode Q4 and triode Q5, move to left signal L, move to right signal R
Operational amplifier IC15 reverse input end is connect by resistance R52 and R53 respectively, reverse input end also connects cunning by resistance R51
Line rheostat W9 centre tap, slide-wire rheostat W9 mono- terminate-VCC1, other end ground connection, operational amplifier IC15 same phase
Input end grounding, resistance R58 is connected between inverting input and output end；The drive signal of the signal processing circuit output
CTRL connects operational amplifier IC14 inverting input by resistance R54, and operational amplifier IC14 in-phase input end is grounded, instead
Resistance R55 is connected between phase input and output end, output end connects operational amplifier IC15 anti-phase input by resistance R56
End；Operational amplifier IC15 output end connects operational amplifier IC16 inverting input, operational amplifier by resistance R59
IC16 in-phase input end is grounded by resistance R64, and electric capacity C10 in parallel, servo are connected between inverting input and output end
Valve controlling switch S1, servo valve control switch S1 input contact sets are connected to resistance R60, resistance R61, resistance R62, electricity
Hinder R63；Operational amplifier IC16 output end is connected to triode Q4, triode Q5 base by resistance R65, resistance R67 respectively
Pole, triode Q4 colelctor electrode meet VCC1, are connected to resistance R66 between base stage and colelctor electrode, and triode Q5 colelctor electrode connects-
VCC1, resistance R68 is connected between base stage and colelctor electrode, triode Q4, triode Q5 emitter stage meet CTRLV+, and CTRLV- passes through
Resistance R69 in parallel and resistance R70 ground connection.
2. uncoiling according to claim 1 or coiling machine centering control system, it is characterized in that：Its emitter circuit by
Oscillating circuit and transmission signal circuit composition, oscillating circuit include multivibrator IC1, the first operational amplifier IC2 and second
Operational amplifier IC3, multivibrator IC1 control source termination power supply VCC1 and with slide-wire rheostat W1 one end and centre
Tap connects, slide-wire rheostat W1 another terminating resistor R1, and passes through the resistance R1 of series connection, resistance R2, the and of slide-wire rheostat 2
Backward dioded D2 connects multivibrator IC1 threshold end, and multivibrator IC1 triggering input is connected simultaneously with threshold end
It is grounded by electric capacity C1, control terminal is grounded by electric capacity C2, and the common port for the terminating resistor R1 and resistance R2 that discharges simultaneously passes through two poles
Pipe D1 connects multivibrator IC1 threshold end, output termination slide-wire rheostat W3 and slide-wire rheostat W4 one end, slip variable resistance
Device W3, slide-wire rheostat W4 other end ground connection；Slide-wire rheostat W3, slide-wire rheostat W4 centre tap pass through resistance respectively
R3 and resistance R7 connects operational amplifier IC2, operational amplifier IC3 in-phase input end, and inverting input is indirectly with output end
There is resistance R4；Operational amplifier IC2 output end is connected by resistance R5 with triode Q1 base stage, triode Q1 colelctor electrode
Power supply VCC1 is met, emitter stage connects base stage by diode D3 and is grounded by light emitting diode D4, resistance R6；Operational amplifier
Resistance R8 is connected between IC3 inverting input and output end, operational amplifier IC3 output end passes through resistance R9 and triode
Q2 base stage is connected, and triode Q2 colelctor electrode meets power supply VCC1, and emitter stage connects base stage and by luminous two by diode D5
Pole pipe D6 and resistance R10 ground connection；Triode Q1, triode Q2 emitter stage are connected with transmission signal circuit.
3. uncoiling according to claim 2 or coiling machine centering control system, it is characterized in that：In its emitter circuit
Transmission signal circuit include the binding post J1 that is connected and two groups of Light-Emitting Diode groups, every group of Light-Emitting Diode group is by multiple
Light-Emitting Diode composition in parallel, the signal FS1 of triode Q1 emitter stage output pass through first group of Light-Emitting Diode in parallel
Ground connection, the signal FS2 of triode Q2 emitter stage output are grounded by multigroup Light-Emitting Diode in parallel, each Light-Emitting Diode
It is serially connected with current-limiting resistance.
4. uncoiling according to claim 1 or coiling machine centering control system, it is characterized in that：Its reception device circuit bag
Include three terminal regulator IC4, infrared receiving tube Q3 and operational amplifier IC5, three terminal regulator IC4 control source termination power supply
VCC1, common ground end ground connection, voltage output termination infrared receiving tube Q3 colelctor electrode are simultaneously grounded, infrared receiver by electric capacity C3
Pipe Q3 emitter stage is grounded by resistance R27 and operational amplifier IC5 inverting input is connect by resistance R28 and electric capacity C5,
Resistance R28 and electric capacity C5 common port are connected with operational amplifier IC5 output end by electric capacity C4 and by resistance R29 and electricity
R30 ground connection is hindered, is connected to resistance R31 between operational amplifier IC5 inverting input and output end, in-phase input end passes through resistance
R32 is grounded；Operational amplifier IC5 output end is connected by resistance R33 with operational amplifier IC6 inverting input, computing
Amplifier IC6 in-phase input end ground connection, is connected to resistance R34, inverting input passes through two between inverting input and output end
Pole pipe D24 is connected to diode D25 and resistance R36 common port, is connected to operational amplifier by resistance R36, the electric capacity C6 of parallel connection
IC7 inverting input, output end are connected by diode D25, resistance R36 with operational amplifier IC7 inverting input；Fortune
The in-phase input end for calculating amplifier IC7 is grounded by resistance R38, and resistance in parallel is connected between inverting input and output end
R37 and electric capacity C7, output end are connected by resistance R39 with operational amplifier IC8 inverting input；Operational amplifier IC8's
In-phase input end is grounded by resistance R41, and resistance R40 in parallel, electric capacity C8 are connected between inverting input and output end, output
End is connected with the signal processing circuit.
5. uncoiling according to claim 1 or coiling machine centering control system, it is characterized in that：Its signal processing circuit bag
Operational amplifier IC9, operational amplifier IC10, operational amplifier IC11, operational amplifier IC12, operational amplifier IC13 are included,
Operational amplifier IC9 inverting input is connected to slide-wire rheostat W5 centre tap, slide-wire rheostat W5 two by resistance R41
End connects positive and negative power supply respectively, in-phase input end ground connection, resistance R43 is connected between inverting input and output end, output is connected to
Slide-wire rheostat W6 one end, slide-wire rheostat W6 other ends ground connection, centre tap are connected to operational amplifier IC10 by resistance R44
Inverting input；Operational amplifier IC10 in-phase input end ground connection, is connected in parallel between inverting input and output end
Resistance R45 and electric capacity C9, output end are connected by resistance R46 with operational amplifier IC11 inverting input；Operational amplifier
IC11 in-phase input end ground connection, is connected to the resistance R47 to connect and slide-wire rheostat W7 between inverting input and output end, defeated
Go out end by resistance R48 with operational amplifier IC12 inverting input to be connected；Operational amplifier IC12 homophase input termination
Ground, is connected to resistance R49 between inverting input and output end, output end is connected with lever indicator IC13 signal input part；
Lever indicator IC13 luminous tube maximum brightness setting end, reference voltage output end pass through resistance R50 and slide-wire rheostat W8
One end is connected, slide-wire rheostat W8 other ends ground connection, and centre tap is connected with lever indicator IC13 reference voltage setting end,
Lever indicator IC13 luminous tube negative pole end is connected to power supply VCC2 by light emitting diode D26~D33 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711056637.2A CN107807677B (en) | 2017-11-01 | 2017-11-01 | Centering control system for uncoiling or coiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711056637.2A CN107807677B (en) | 2017-11-01 | 2017-11-01 | Centering control system for uncoiling or coiling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107807677A true CN107807677A (en) | 2018-03-16 |
| CN107807677B CN107807677B (en) | 2024-03-19 |
Family
ID=61582385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711056637.2A Active CN107807677B (en) | 2017-11-01 | 2017-11-01 | Centering control system for uncoiling or coiling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107807677B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866447A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering deviation-rectifying control system |
| CN107866448A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering control system |
| CN107908214A (en) * | 2017-11-01 | 2018-04-13 | 中色科技股份有限公司 | Centering and deviation-rectifying control system for uncoiling or coiling machine |
| CN107908214B (en) * | 2017-11-01 | 2024-07-09 | 中色科技股份有限公司 | Centering deviation rectifying control system for uncoiling or coiling machine |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3233397A (en) * | 1962-07-05 | 1966-02-08 | British Insulted Callender S C | Apparatus for controlling the tension in a flexible material as it is being wound onto or unwound from a drum |
| US3944903A (en) * | 1973-01-16 | 1976-03-16 | Davy-Loewy Limited | Position transducer arrangement |
| CN101245796A (en) * | 2008-03-26 | 2008-08-20 | 中色科技股份有限公司 | Driving circuit of servo valve |
| CN101661294A (en) * | 2009-09-03 | 2010-03-03 | 苏州有色金属研究院有限公司 | Self-adaptive fuzzy control method of strip centering system |
| CN201801217U (en) * | 2010-09-19 | 2011-04-20 | 安徽精诚铜业股份有限公司 | Copper strip deviation correcting device of copper strip coil opening machine |
| CN102142802A (en) * | 2011-03-22 | 2011-08-03 | 北京航天控制仪器研究所 | Servo driving system of linear direct-current brushless motor |
| CN102357561A (en) * | 2011-08-19 | 2012-02-22 | 北京金自天正智能控制股份有限公司 | Deviation correction control method of photoelectric deviation correction control system on cold rolling production line |
| CN103464525A (en) * | 2013-09-05 | 2013-12-25 | 北京金自天正智能控制股份有限公司 | Method and system for realizing synchronous movement of coiling machine and photoelectric detection apparatus |
| CN103822010A (en) * | 2014-03-17 | 2014-05-28 | 北京四方继保自动化股份有限公司 | On-line detection device and method for faults of electro-hydraulic servo valve driving coil of heat-engine plant steam turbine |
| CN204065695U (en) * | 2014-09-02 | 2014-12-31 | 南阳汉冶特钢有限公司 | A kind of milling train center support system controlled based on PID |
| CN105119579A (en) * | 2015-09-09 | 2015-12-02 | 浙江大学 | Servo valve amplifier |
| CN107153432A (en) * | 2017-06-05 | 2017-09-12 | 上海科星电液控制设备有限公司 | A kind of correction centering automatic control system based on digitized processing |
| CN107866448A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering control system |
| CN107866447A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering deviation-rectifying control system |
| CN107908214A (en) * | 2017-11-01 | 2018-04-13 | 中色科技股份有限公司 | Centering and deviation-rectifying control system for uncoiling or coiling machine |
| CN207586759U (en) * | 2017-11-01 | 2018-07-06 | 中色科技股份有限公司 | Centering control system for uncoiling or coiling machine |
| CN207586784U (en) * | 2017-11-01 | 2018-07-06 | 中色科技股份有限公司 | Centering and deviation-rectifying control system for uncoiling or coiling machine |
| CN207606124U (en) * | 2017-11-01 | 2018-07-13 | 中色科技股份有限公司 | Centering deviation-rectifying control system |
| CN207606123U (en) * | 2017-11-01 | 2018-07-13 | 中色科技股份有限公司 | Centering control system |
-
2017
- 2017-11-01 CN CN201711056637.2A patent/CN107807677B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3233397A (en) * | 1962-07-05 | 1966-02-08 | British Insulted Callender S C | Apparatus for controlling the tension in a flexible material as it is being wound onto or unwound from a drum |
| US3944903A (en) * | 1973-01-16 | 1976-03-16 | Davy-Loewy Limited | Position transducer arrangement |
| CN101245796A (en) * | 2008-03-26 | 2008-08-20 | 中色科技股份有限公司 | Driving circuit of servo valve |
| CN101661294A (en) * | 2009-09-03 | 2010-03-03 | 苏州有色金属研究院有限公司 | Self-adaptive fuzzy control method of strip centering system |
| CN201801217U (en) * | 2010-09-19 | 2011-04-20 | 安徽精诚铜业股份有限公司 | Copper strip deviation correcting device of copper strip coil opening machine |
| CN102142802A (en) * | 2011-03-22 | 2011-08-03 | 北京航天控制仪器研究所 | Servo driving system of linear direct-current brushless motor |
| CN102357561A (en) * | 2011-08-19 | 2012-02-22 | 北京金自天正智能控制股份有限公司 | Deviation correction control method of photoelectric deviation correction control system on cold rolling production line |
| CN103464525A (en) * | 2013-09-05 | 2013-12-25 | 北京金自天正智能控制股份有限公司 | Method and system for realizing synchronous movement of coiling machine and photoelectric detection apparatus |
| CN103822010A (en) * | 2014-03-17 | 2014-05-28 | 北京四方继保自动化股份有限公司 | On-line detection device and method for faults of electro-hydraulic servo valve driving coil of heat-engine plant steam turbine |
| CN204065695U (en) * | 2014-09-02 | 2014-12-31 | 南阳汉冶特钢有限公司 | A kind of milling train center support system controlled based on PID |
| CN105119579A (en) * | 2015-09-09 | 2015-12-02 | 浙江大学 | Servo valve amplifier |
| CN107153432A (en) * | 2017-06-05 | 2017-09-12 | 上海科星电液控制设备有限公司 | A kind of correction centering automatic control system based on digitized processing |
| CN107866448A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering control system |
| CN107866447A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering deviation-rectifying control system |
| CN107908214A (en) * | 2017-11-01 | 2018-04-13 | 中色科技股份有限公司 | Centering and deviation-rectifying control system for uncoiling or coiling machine |
| CN207586759U (en) * | 2017-11-01 | 2018-07-06 | 中色科技股份有限公司 | Centering control system for uncoiling or coiling machine |
| CN207586784U (en) * | 2017-11-01 | 2018-07-06 | 中色科技股份有限公司 | Centering and deviation-rectifying control system for uncoiling or coiling machine |
| CN207606124U (en) * | 2017-11-01 | 2018-07-13 | 中色科技股份有限公司 | Centering deviation-rectifying control system |
| CN207606123U (en) * | 2017-11-01 | 2018-07-13 | 中色科技股份有限公司 | Centering control system |
Non-Patent Citations (1)
| Title |
|---|
| 张新宇;姚瑶;陈忠基;吴晓元;: "带钢跑偏液压伺服系统建模研究", 机械设计与制造, no. 06 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866447A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering deviation-rectifying control system |
| CN107866448A (en) * | 2017-11-01 | 2018-04-03 | 中色科技股份有限公司 | Centering control system |
| CN107908214A (en) * | 2017-11-01 | 2018-04-13 | 中色科技股份有限公司 | Centering and deviation-rectifying control system for uncoiling or coiling machine |
| CN107866448B (en) * | 2017-11-01 | 2023-08-18 | 中色科技股份有限公司 | Centering control system |
| CN107908214B (en) * | 2017-11-01 | 2024-07-09 | 中色科技股份有限公司 | Centering deviation rectifying control system for uncoiling or coiling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107807677B (en) | 2024-03-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207606124U (en) | Centering deviation-rectifying control system | |
| CN207586759U (en) | Centering control system for uncoiling or coiling machine | |
| CN207606123U (en) | Centering control system | |
| CN207586784U (en) | Centering and deviation-rectifying control system for uncoiling or coiling machine | |
| CN107807677A (en) | Centering control system for uncoiling or coiling machine | |
| CN107866447A (en) | Centering deviation-rectifying control system | |
| CN107866448A (en) | Centering control system | |
| CN102078671A (en) | Method and device for rapidly adjusting water yield and effluent pressure of hydraulic monitor of fire engine | |
| CN107908214A (en) | Centering and deviation-rectifying control system for uncoiling or coiling machine | |
| CN105007123B (en) | A kind of optical module light eye pattern ER controls to adjust method and system | |
| CN110281184B (en) | Re-twisting wrench and re-twisting method | |
| CN205237707U (en) | Z axle tool setting appearance | |
| CN107908214B (en) | Centering deviation rectifying control system for uncoiling or coiling machine | |
| CN103592786A (en) | Auto-Flicker automatic tuning method for liquid crystal module | |
| CN116047336A (en) | Battery formation monitoring method and device | |
| CN105578348A (en) | Intelligent control system of stage sound equipment | |
| CN210307566U (en) | Re-screwing wrench | |
| CN103624965A (en) | Meter-weight control system of plastic-pipe extruding equipment | |
| CN2899376Y (en) | Two-way light-source controller | |
| CN210218856U (en) | Valve control circuit adaptive to various calibers | |
| CN203836339U (en) | Intelligent flow regulating controller of heat supply pipe network system | |
| CN2627612Y (en) | Equipment for regulating LCD contrast | |
| CN108326790B (en) | Electric tool | |
| CN202189059U (en) | Locomotive wheel diameter correcting device | |
| CN207037438U (en) | Main transformer temperature control loop detection means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |