CN110355340A - A kind of intelligence system and its application method controlling the wide soft clip power of crystallizer heat tune - Google Patents
A kind of intelligence system and its application method controlling the wide soft clip power of crystallizer heat tune Download PDFInfo
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- CN110355340A CN110355340A CN201910747720.7A CN201910747720A CN110355340A CN 110355340 A CN110355340 A CN 110355340A CN 201910747720 A CN201910747720 A CN 201910747720A CN 110355340 A CN110355340 A CN 110355340A
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- clip power
- oil cylinder
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- 238000000034 method Methods 0.000 title claims abstract description 36
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 122
- 229910052802 copper Inorganic materials 0.000 claims abstract description 122
- 239000010949 copper Substances 0.000 claims abstract description 122
- 238000005299 abrasion Methods 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000007599 discharging Methods 0.000 claims description 10
- 238000002425 crystallisation Methods 0.000 claims description 8
- 230000008025 crystallization Effects 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000009749 continuous casting Methods 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/05—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds into moulds having adjustable walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The present invention relates to metallurgical continuous casting apparatus fields, more particularly to a kind of intelligence system and its application method for controlling the wide soft clip power of crystallizer heat tune, when in crystallizer, after there is abrasion in the wide face copper sheet of outer arc, the pretightning force of crystallizer clamping device will become smaller, the hydraulic pressure of oil cylinder is discharged by on-line tuning, that is release oil cylinder can release stress, it is connected in crystallizer side frame since guide rod directly passes through side frame fixed plate, and crystallizer side frame is fixed, therefore the reaction force of release oil cylinder will act on disc spring sleeve, to which the power will be transmitted in disc spring, again because disc spring sleeve is fixed in crystallizer on arc frame, crystallizer inner arc copper sheet is fixed in crystallizer on arc frame, therefore crystallizer inner arc frame drives crystallizer inner arc copper sheet to have the tendency that separate crystallizer outer arc copper sheet, it was adjusted to reach heat The fine tuning of journey, avoid heat adjust be wider than journey because copper sheet abrasion caused by soft clip power become smaller, the accidents such as production process bleed-out occur.
Description
Technical field
The present invention relates to metallurgical continuous casting apparatus fields, and in particular to a kind of intelligence for controlling the wide soft clip power of crystallizer heat tune
System and its application method.
Background technique
It is wide with the abrasion of wide face copper sheet in steel pouring process in the wide production process of slab caster mould heat tune
Face copper plate thickness reduces, and the pre- soft clip power of the disc spring of crystallizer clamping device will reduce therewith.It is directed to heat and adjusts wide slab
Crystallizer, for the ease of the stability and reliability of hydraulic release oil cylinder working-pressure control, the radix of pre- soft clip power design compares
Greatly, pre- soft clip power becomes smaller to have no effect on and non-thermal wide crystallizer is adjusted normally to pour steel because copper sheet is worn;But in hot tune process,
Soft clip power is only about 1.2~1.3 times of ferrostatic pressure, if after copper sheet abrasion, crystallizer heat tune process according further to
Soft clip force parameter, the release oil cylinder Isobarically Control model of original setting, then hot adjust the soft clip power for being wider than journey that will become smaller, very
It is wider than the problems such as journey soft clip power is less than ferrostatic pressure to there is heat tune, heat adjusts steel pouring process just to will appear the large-scale thing such as bleed-out
Therefore risk.
At home and abroad, after iron and steel enterprise is for the wide face copper sheet abrasion of hot adjustable mold, it is offline to dimension to be required to crystallizer
After repairing area's disintegration, according to the Design Requirement Drawing of crystallizer clamping device, the pre- soft clip power for re-scaling disc spring is carried out, it is time-consuming
Work consuming, it is time-consuming and laborious, the continuity and production efficiency of entire continuous casting are influenced, the serious economic benefit for reducing enterprise.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, provide a kind of intelligence system of control wide soft clip power of crystallizer heat tune
System and its application method, have guarantee the relatively wide face copper plate thickness variation of novel crystallization device clamping device release oil cylinder working-pressure
Line real-time update guarantees crystallizer heat tune process soft clip power stability, ultimate guarantee crystallizer heat tune production process safety, can
By the advantages of.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of intelligence system controlling the wide soft clip power of crystallizer heat tune, including
Crystallizer side frame;
Side frame fixed plate, side frame fixed plate are connected in crystallizer side frame;
Arc frame in crystallizer;
The outer arc frame of crystallizer, arc frame and the outer arc frame of crystallizer are oppositely arranged in crystallizer, and crystallizer inner arc frame
Frame and the outer arc frame two sides of crystallizer are respectively connected with crystallizer side frame;
Crystallizer clamping release device, crystallizer clamping release device are connected in side frame fixed plate;
Crystallizer inner arc copper sheet, crystallizer inner arc copper sheet are arranged in crystallizer on arc frame;
Crystallizer outer arc copper sheet, crystallizer outer arc copper sheet are arranged outside crystallizer on arc frame;
Infrared detecting device, infrared detecting device are arranged in crystallizer opposite below arc frame outside arc frame and crystallizer
Position, arc frame and the outer arc frame of crystallizer are provided with infrared detecting device in crystallizer;
Crystallizer discharges oil cylinder valve platform, and crystallizer discharges oil cylinder valve platform and connected by pipeline and crystallizer clamping release device
It connects;
Crystallizer soft clip power computing module, crystallizer soft clip power computing module are filled by signal cable and infrared detection
Set connection;
Crystallizer soft clip power PLC control module, crystallizer soft clip power PLC control module and crystallizer soft clip power are transported
Electric signal connection between module is calculated, is led between the crystallizer soft clip power PLC control module and crystallizer release oil cylinder valve platform
Cross cable connection.
The crystallizer clamping release device includes
Discharge oil cylinder;
Cylinder body one end of disc spring sleeve, disc spring sleeve and release oil cylinder is detachably connected, and disc spring sleeve side is also fixed to be connected
It connects in crystallizer on arc frame;
Disc spring, disc spring are arranged in disc spring sleeve;
Guide rod, guide rod one end are detachably connected with disc spring, and the guide rod other end is connect with side frame fixed plate;
The release oil cylinder other end discharges oil cylinder valve platform with crystallizer by pipeline and connect.
There are four the crystallizer clamping release device settings, and four crystallizer clamping release devices are both connected to crystallization
In device on arc frame, and crystallizer inner arc frame upper side installs two, and two crystallizer clamping release devices are installed in downside.
The crystallizer soft clip power computing module is that computer-internal runs computing module.
The infrared detecting device is infrared detector.
The crystallizer soft clip power PLC control module is crystallizer soft clip power PLC controller.
A kind of application method of intelligence system controlling the wide soft clip power of crystallizer heat tune includes a kind of control described above
The intelligence system of the wide soft clip power of crystallizer heat tune processed, includes the following steps
Step 1: crystallizer is poured online in steel production process, wide face crystallizer inner arc copper sheet and crystallizer outer arc copper sheet meeting
Have abrasion, copper plate thickness is thinning, the infrared detecting device at this moment connected on the outer arc frame of arc frame and crystallizer in crystallizer into
The automatic detection of row, and the signal that will test passes through signal cable for the real-time thickness of crystallizer inner arc copper sheet and crystallizer outer arc copper sheet
Degree size is transferred to crystallizer soft clip power computing module and carries out calculating releasing stress for release oil cylinder;
Step 2: on the basis of step 1, the value signal that releases stress calculated in step 1 is passed into crystallizer
Soft clip power PLC control module, crystallizer soft clip power PLC control module control the valve opening on crystallizer release oil cylinder valve platform
Degree, crystallizer discharge release oil of the oil cylinder valve platform in the variation control adjustment crystallizer clamping release device by valve opening degree
The hydraulic pressure of cylinder, so as to adjust the pre- soft clip power of crystallizer clamping release device;
Step 3: on the basis of step 2, when the hydraulic pressure for discharging oil cylinder changes, release cylinder can discharge pressure
Power is connected in crystallizer side frame since guide rod directly passes through side frame fixed plate, and crystallizer side frame is to fix not
Dynamic, therefore the reaction force for discharging oil cylinder will act on disc spring sleeve, so that the power will be transmitted in disc spring, and because
Disc spring sleeve is fixed in crystallizer on arc frame, and crystallizer inner arc copper sheet is fixed in crystallizer on arc frame, therefore is crystallized
Device inner arc frame drives crystallizer inner arc copper sheet to have the tendency that separate crystallizer outer arc copper sheet, to reach the micro- of hot tune process
It adjusts.
The calculation method of crystallizer soft clip power computing module is as follows in the step one:
Step 1: the initial pre- soft clip power of default crystallizer clamping release device is F, new crystallizer inner arc copper sheet and
The thickness of crystallizer outer arc copper sheet is D, in the crystallizer course of work, infrared detecting device to wide face crystallizer inner arc copper sheet and
Actual (real) thickness size after crystallizer outer arc copper sheet use is detected, wide face crystallizer inner arc copper sheet and crystallization after will test
The actual (real) thickness of device outer arc copper sheet is respectively D1And D2;
Step 2: wide face crystallizer inner arc copper sheet and crystallizer outer arc copper sheet on the basis of step 1, after will test
Actual (real) thickness be respectively D1And D2Signal data is transferred to crystallizer soft clip power computing module and crystallizer inner arc copper is calculated
The real-time pre- soft clip power F of crystallizer clamping release device after plate and the abrasion of crystallizer outer arc copper sheet1;
Step 3: on the basis of step 2, since the ferrostatic pressure of upper and lower crystallizer clamping release device is different,
Know in two crystallizer clamping release devices up and down and discharge cylinder structure parameter, calculates and released in crystallizer clamping release device
Drain the oil cylinder pressure be POnPressure with release cylinder in lower crystallizer clamping release device is PUnder, upper crystallizer clamps later for adjustment
The soft clip power of back-off assembly is FUpper 0, the soft clip power of upper crystallizer clamping release device is FLower 0;
Step 4: according to value of the step 1 into step 3, accounting equation formula distinguishes following formula (1) (2) (3) (4)
(5) (6) and formula (7):
FUpper 0=K × FOn (2)
FLower 0=K × FUnder (3)
fOn=F1-FUpper 0 (4)
fUnder=F1-FLower 0 (5)
Parameter indicates in equation formulations:
D, new width face copper plate thickness, mm;
F, the initial pre- soft clip power of four crystallizer clamping release devices is identical when design, N;
D1, outer arc copper sheet after a period of use, the thickness of on-line checking, mm;
D2, inner arc copper sheet after a period of use, the thickness of on-line checking, mm;
F1, each crystallizer clamping release device after the abrasion of wide face copper sheet pre- soft clip power in real time, N
Clamp the cylinder diameter of release plunger cylinder, m;
Original compression amount under δ, the initial pre- soft clip power F of crystallizer clamping release device, mm;
FUpper 0, each soft clip power of upper crystallizer clamping release device in normal steel pouring process, N;
FLower 0, the soft clip power of crystallizer clamping release device, N are each descended in normal steel pouring process;
FOn, the ferrostatic pressure of each upper crystallizer clamping release device, N are applied in normal steel pouring process;
FUnder, the ferrostatic pressure of each lower crystallizer clamping release device, N are applied in normal steel pouring process;
fOn, after the abrasion of wide face copper sheet, the release force of each upper crystallizer clamping release device release cylinder, N;
fUnder, after the abrasion of wide face copper sheet, the release force of each lower crystallizer clamping release device release cylinder, N;
K, the coefficient of efficiency of ferrostatic pressure, generally 1.2~13;
POn, each top discharges releasing stress for oil cylinder, Pa;
PUnder, each lower part discharges releasing stress for oil cylinder, Pa.
The beneficial effects of the present invention are:
Compared with prior art, the present invention is poured in steel production process online by crystallizer, wide face crystallizer inner arc copper sheet
Abrasion is had with crystallizer outer arc copper sheet, keeps its thickness thinning, is at this moment connected on arc frame and the outer arc frame of crystallizer in crystallizer
The infrared detecting device connect is detected automatically, and the signal that will test passes through signal cable for crystallizer inner arc copper sheet and crystallization
The real-time thickness size of device outer arc copper sheet is transferred to the release pressure that crystallizer soft clip power computing module calculate release oil cylinder
Power, the calculated value signal that releases stress pass to crystallizer soft clip power PLC control module, crystallizer soft clip power PLC control
Molding block controls the valve opening degree on crystallizer release oil cylinder valve platform, and crystallizer discharges oil cylinder valve platform in the change for passing through valve opening degree
Change the hydraulic pressure of the release oil cylinder in control adjustment crystallizer clamping release device, so as to adjust crystallizer clamping release device
Pre- soft clip power, when the hydraulic pressure for discharging oil cylinder changes, release cylinder can be released stress, since guide rod is directly logical
Side frame fixed plate is crossed to be connected in crystallizer side frame, and crystallizer side frame is fixed, therefore discharges oil cylinder
Reaction force will act on disc spring sleeve, so that the power will be transmitted in disc spring, and because disc spring sleeve is fixed on crystallization
In device on arc frame, crystallizer inner arc copper sheet is fixed in crystallizer on arc frame, therefore crystallizer inner arc frame drives crystallization
Device inner arc copper sheet has the tendency that separate crystallizer outer arc copper sheet, to reach the fine tuning of hot tune process, meets heat and adjusts wide soft clip
The consistency and stability of power, avoid heat adjust be wider than journey because copper sheet abrasion caused by soft clip power become smaller, production process bleed-out
Etc. accidents occur, while reduce maintenance area worker to crystallizer clamping device repeat calibration the amount of labour, it is time saving and energy saving, improve
The continuity and production efficiency of continuous casting.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the intelligent apparatus A-A surfaces of revolution structural schematic diagram of the wide soft clip power of crystallizer heat tune of the invention.
Fig. 2 is the face the intelligent apparatus B-B structural schematic diagram of the wide soft clip power of crystallizer heat tune of the invention.
Fig. 3 is the intelligent apparatus overall structure diagram of the control wide soft clip power of crystallizer heat tune of the invention.
Fig. 4 is the schematic diagram of the intelligent apparatus system of the control wide soft clip power of crystallizer heat tune of the invention.
In figure: arc frame, 2- crystallizer outer arc frame, 3- crystallizer side frame, 4- crystallizer inner arc copper in 1- crystallizer
Plate, 5- crystallizer outer arc copper sheet, 6- side frame fixed plate, 7- disc spring, 8- disc spring sleeve, 9- release oil cylinder, 10- infrared detection dress
It sets, 11- guide rod.
Specific embodiment
Embodiment 1:
Referring to Fig.1, Fig. 2, Fig. 3 and Fig. 4, a kind of intelligence system controlling the wide soft clip power of crystallizer heat tune, including
Crystallizer side frame 3;
Side frame fixed plate 6, side frame fixed plate 6 are connected in crystallizer side frame 3;
Arc frame 1 in crystallizer;
The outer arc frame 2 of crystallizer, arc frame 1 and the outer arc frame 2 of crystallizer are oppositely arranged in crystallizer, and crystallizer inner arc
Frame 1 and outer 2 two sides of arc frame of crystallizer are respectively connected with crystallizer side frame 3;
Crystallizer clamping release device, crystallizer clamping release device are connected in side frame fixed plate 6;
Crystallizer inner arc copper sheet 4, crystallizer inner arc copper sheet 4 are arranged in crystallizer on arc frame 1;
Crystallizer outer arc copper sheet 5, crystallizer outer arc copper sheet 5 are arranged outside crystallizer on arc frame 2;
Infrared detecting device 10, infrared detecting device 10 are arranged in crystallizer outside arc frame 1 and crystallizer under arc frame 2
The opposite position in face, arc frame 1 and the outer arc frame 2 of crystallizer are provided with infrared detecting device 10 in crystallizer;
Crystallizer discharges oil cylinder valve platform, and crystallizer discharges oil cylinder valve platform and connected by pipeline and crystallizer clamping release device
It connects;
Crystallizer soft clip power computing module, crystallizer soft clip power computing module are filled by signal cable and infrared detection
Set 10 connections;
Crystallizer soft clip power PLC control module, crystallizer soft clip power PLC control module and crystallizer soft clip power are transported
Electric signal connection between module is calculated, is led between the crystallizer soft clip power PLC control module and crystallizer release oil cylinder valve platform
Cross cable connection.
In actual use: crystallizer is poured online in steel production process, wide face crystallizer inner arc copper sheet 4 and crystallizer outer arc copper
Plate 5 has abrasion, keeps its thickness thinning, the infrared detection at this moment connected on the outer arc frame 2 of arc frame 1 and crystallizer in crystallizer
Device 10 is detected automatically, and the signal that will test passes through signal cable for crystallizer inner arc copper sheet 4 and crystallizer outer arc copper
The real-time thickness size of plate 5 is transferred to crystallizer soft clip power computing module and carries out calculating releasing stress for release oil cylinder 9;It calculates
The value signal that releases stress out passes to crystallizer soft clip power PLC control module, crystallizer soft clip power PLC control module control
Valve opening degree on crystallizer release oil cylinder valve platform processed, crystallizer discharge oil cylinder valve platform and are controlling tune by the variation of valve opening degree
The hydraulic pressure of release oil cylinder 9 in whole crystallizer clamping release device, so as to adjust the pre- soft of crystallizer clamping release device
Clamping force;Meet the consistency and stability that heat adjusts wide soft clip power by the system, avoid heat adjust be wider than journey because of copper sheet
Abrasion causes soft clip power to become smaller, and the accidents such as production process bleed-out occur, while reducing maintenance area worker and clamping to crystallizer
Device repeats the amount of labour of calibration, time saving and energy saving, improves the continuity and production efficiency of continuous casting.
Embodiment 2:
Referring to Figures 1 and 2, compared with Example 1, the present embodiment the difference is that: the crystallizer clamps pine
Opening apparatus includes
Discharge oil cylinder 9;
Disc spring sleeve 8, disc spring sleeve 8 and cylinder body one end of release oil cylinder 9 are detachably connected, and 8 side of disc spring sleeve is also solid
Surely it is connected in crystallizer on arc frame 1;
Disc spring 7, disc spring 7 are arranged in disc spring sleeve 8;
Guide rod 11,11 one end of guide rod are detachably connected with disc spring 7,11 other end of guide rod and side frame fixed plate 6
Connection;
9 other end of release oil cylinder discharges oil cylinder valve platform with crystallizer by pipeline and connect.
In actual use: when the hydraulic pressure for discharging oil cylinder 9 changes, release cylinder 9 can be released stress, due to guiding
Bar 11 is directly connected in crystallizer side frame 3 by side frame fixed plate 6, and crystallizer side frame 3 be it is fixed, because
The reaction force of this release oil cylinder 9 will act on disc spring sleeve 8, so that the power will be transmitted in disc spring 7, and because disc spring
Sleeve 8 is fixed in crystallizer on arc frame 1, and crystallizer inner arc copper sheet 4 is fixed in crystallizer on arc frame 1, therefore is crystallized
Arc frame 1 drives crystallizer inner arc copper sheet 4 to have the tendency that separate crystallizer outer arc copper sheet 5 in device, to reach hot tune process
Fine tuning meets consistency and stability that heat adjusts wide soft clip power, avoid heat adjust be wider than journey because of soft folder caused by copper sheet abrasion
Clamp force becomes smaller, and the accidents such as production process bleed-out occur.
Embodiment 3:
Compared with Example 2, the present embodiment the difference is that: the crystallizer clamping release device is provided with four
A, four crystallizer clamping release devices are both connected in crystallizer on arc frame 1, and install on the upside of arc frame 1 in crystallizer
Two, two crystallizer clamping release devices are installed in downside.
In actual use: installing two on the upside of arc frame 1 in crystallizer, two crystallizer clamping and release dresses are installed in downside
It sets while driving crystallizer inner arc copper sheet 4 to have the tendency that separate crystallizer outer arc copper sheet 5 arc frame 1 in crystallizer, reach heat
The fine tuning of tune process, fine tuning effect are best.
Embodiment 4:
Compared with Example 1, the present embodiment the difference is that: the crystallizer soft clip power computing module be meter
Calculation machine internal operation computing module.
Preferably the infrared detecting device 10 is infrared detector.
Preferably the crystallizer soft clip power PLC control module is crystallizer soft clip power PLC controller.
In actual use: crystallizer soft clip power computing module is that computer-internal runs computing module, is existing
Independently developed computing module be mounted in computer and use, go back computing module program and belong to the prior art, specific calculating side
Method specifically describes in the examples below, as long as wherein the journey of calculation method in the invention patent may be implemented in computing module program
Sequence may be applicable to this patent, and infrared detecting device 10 is infrared detector, and infrared detector is the prior art, as long as can be real
The infrared detector that copper plate thickness is detected in the existing present invention is suitable for the present invention, and crystallizer soft clip power PLC control module is
Crystallizer soft clip power PLC controller, wherein crystallizer soft clip power PLC controller belongs to the prior art, as long as existing PLC
Controller the function of crystallizer soft clip power PLC controller can be suitable for the present invention in the reality present invention.
Embodiment 5:
It includes one described in embodiment 1-4 that a kind of control crystallizer heat, which adjusts the application method of the intelligence system of wide soft clip power,
The intelligence system of the kind wide soft clip power of control crystallizer heat tune, includes the following steps
Step 1: crystallizer is poured online in steel production process, wide face crystallizer inner arc copper sheet 4 and crystallizer outer arc copper sheet 5
Abrasion is had, copper plate thickness is thinning, the infrared detection dress at this moment connected on the outer arc frame 2 of arc frame 1 and crystallizer in crystallizer
The signal setting 10 to be detected automatically, and will test passes through signal cable for crystallizer inner arc copper sheet 4 and crystallizer outer arc copper sheet 5
Real-time thickness size be transferred to crystallizer soft clip power computing module and carry out calculating release oil cylinder 9 and release stress;
Step 2: on the basis of step 1, the value signal that releases stress calculated in step 1 is passed into crystallizer
Soft clip power PLC control module, crystallizer soft clip power PLC control module control the valve opening on crystallizer release oil cylinder valve platform
Degree, crystallizer discharge release oil of the oil cylinder valve platform in the variation control adjustment crystallizer clamping release device by valve opening degree
The hydraulic pressure of cylinder 9, so as to adjust the pre- soft clip power of crystallizer clamping release device;
Step 3: on the basis of step 2, when the hydraulic pressure for discharging oil cylinder 9 changes, release cylinder 9 can discharge
Pressure, since guide rod 11 is directly connected in crystallizer side frame 3 by side frame fixed plate 6, and crystallizer side frame 3 is
It is fixed, therefore the reaction force for discharging oil cylinder 9 will act on disc spring sleeve 8, so that the power will be transmitted to disc spring 7
On, and because disc spring sleeve 8 is fixed in crystallizer on arc frame 1, crystallizer inner arc copper sheet 4 is fixed on arc frame in crystallizer
On 1, therefore arc frame 1 drives crystallizer inner arc copper sheet 4 to have the tendency that separate crystallizer outer arc copper sheet 5 in crystallizer, to reach
To the fine tuning of hot tune process.
Make crystallizer clamping release device that can discharge oil cylinder working-pressure with adjust automatically by the above method, so as to adjust crystallization
The pre- soft clip power of device clamping release device meets consistency and stability that heat adjusts wide soft clip power, avoids hot adjust and is wider than
Journey because copper sheet abrasion caused by soft clip power become smaller, the accidents such as production process bleed-out occur;Reduce maintenance area worker couple simultaneously
Crystallizer clamping device repeats the amount of labour of calibration, time saving and energy saving, improves the continuity and production efficiency of continuous casting, improves
The continuity and production efficiency and the economic benefit of enterprise of entire continuous casting.
Embodiment 6:
Compared with Example 5, the present embodiment the difference is that: crystallizer soft clip power operation in the step one
The calculation method of module is as follows:
Step 1: the initial pre- soft clip power of default crystallizer clamping release device is F, new crystallizer inner arc copper sheet 4
Thickness with crystallizer outer arc copper sheet 5 is D, in the crystallizer course of work, 10 pairs of infrared detecting device wide face crystallizer inner arcs
Actual (real) thickness size after 5 use of copper sheet 4 and crystallizer outer arc copper sheet is detected, the wide face crystallizer inner arc copper after will test
The actual (real) thickness of plate 4 and crystallizer outer arc copper sheet 5 is respectively D1And D2;
Step 2: wide face crystallizer inner arc copper sheet 4 and crystallizer outer arc copper sheet on the basis of step 1, after will test
5 actual (real) thickness is respectively D1And D2Signal data is transferred to crystallizer soft clip power computing module and crystallizer inner arc is calculated
The real-time pre- soft clip power F of crystallizer clamping release device after copper sheet 4 and the abrasion of crystallizer outer arc copper sheet 51;
Wherein,
D, for new wide face copper plate thickness, mm;
F, the initial pre- soft clip power of four crystallizer clamping release devices is identical when to design, N;
D1, after a period of use for outer arc copper sheet, the thickness of on-line checking, mm;
D2, after a period of use for inner arc copper sheet, the thickness of on-line checking, mm;
F1, for the pre- soft clip power in real time of each crystallizer clamping release device after wide face copper sheet abrasion, N;
δ, for the original compression amount under the initial pre- soft clip power F of crystallizer clamping release device, mm;
Step 3: on the basis of step 2, since the ferrostatic pressure of upper and lower crystallizer clamping release device is different,
Know in two crystallizer clamping release devices up and down and discharge oil cylinder (9) structural parameters, calculates crystallizer clamping release device
The pressure of interior release oil cylinder (9) is POnPressure with release cylinder (9) in lower crystallizer clamping release device is PUnder, after adjustment on
The soft clip power of crystallizer clamping release device is FUpper 0, the soft clip power of upper crystallizer clamping release device is FLower 0;
Step 4: according to value of the step 1 into step 3, accounting equation formula distinguishes following formula (2) (3) (4) (5)
(6) and formula (7):
FUpper 0=K × FOn (2)
FLower 0=K × FUnder (3)
fOn=F1-FUpper 0 (4)
fUnder=F1-FLower 0 (5)
Parameter indicates in equation formulations:
Clamp the cylinder diameter of release plunger cylinder, m;
FUpper 0, each soft clip power of upper crystallizer clamping release device in normal steel pouring process, N;
FLower 0, the soft clip power of crystallizer clamping release device, N are each descended in normal steel pouring process;
FOn, the ferrostatic pressure of each upper crystallizer clamping release device, N are applied in normal steel pouring process;
FUnder, the ferrostatic pressure of each lower crystallizer clamping release device, N are applied in normal steel pouring process;
fOn, after the abrasion of wide face copper sheet, the release force of each upper crystallizer clamping release device release cylinder, N;
fUnder, after the abrasion of wide face copper sheet, the release force of each lower crystallizer clamping release device release cylinder, N;
K, the coefficient of efficiency of ferrostatic pressure, generally 1.2~13;
POn, each top discharges releasing stress for oil cylinder, Pa;
PUnder, each lower part discharges releasing stress for oil cylinder, Pa.
Finding out adjustment by above-mentioned calculation method, above the soft clip power of crystallizer clamping release device is F laterUpper 0, upper knot
The soft clip power of brilliant device clamping release device is FLower 0Crystallizer release is controlled by crystallizer soft clip power PLC control module afterwards
Valve opening degree on oil cylinder valve platform, crystallizer discharge oil cylinder valve platform and clamp in the variation control adjustment crystallizer by valve opening degree
The hydraulic pressure of release oil cylinder 9 in back-off assembly, when the hydraulic pressure for discharging oil cylinder 9 changes, release cylinder 9 can discharge
Pressure, since guide rod 11 is directly connected in crystallizer side frame 3 by side frame fixed plate 6, and crystallizer side frame 3 is
It is fixed, therefore the reaction force for discharging oil cylinder 9 will act on disc spring sleeve 8, so that the power will be transmitted to disc spring 7
On, and because disc spring sleeve 8 is fixed in crystallizer on arc frame 1, crystallizer inner arc copper sheet 4 is fixed on arc frame in crystallizer
On 1, therefore arc frame 1 drives crystallizer inner arc copper sheet 4 to have the tendency that separate crystallizer outer arc copper sheet 5 in crystallizer, to reach
To the fine tuning of hot tune process, meet consistency and stability that heat adjusts wide soft clip power, avoid heat adjust be wider than journey because of copper sheet
Abrasion causes soft clip power to become smaller, and the accidents such as production process bleed-out occur, while reducing maintenance area worker and clamping to crystallizer
Device repeats the amount of labour of calibration, time saving and energy saving, improves the continuity and production efficiency of continuous casting, improves entire continuous casting
The continuity and production efficiency of production and the economic benefit of enterprise.
Embodiments of the present invention are described in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode within the knowledge of a person skilled in the art can also be without departing from the purpose of the present invention
Various changes can be made, all in the protection scope of the technology.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
Technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
Claims (8)
1. a kind of intelligence system for controlling the wide soft clip power of crystallizer heat tune, it is characterized in that: including
Crystallizer side frame (3);
Side frame fixed plate (6), side frame fixed plate (6) are connected on crystallizer side frame (3);
Arc frame (1) in crystallizer;
The outer arc frame (2) of crystallizer, arc frame (2) is oppositely arranged outside for arc frame (1) and crystallizer in crystallizer, and in crystallizer
Arc frame (1) and outer arc frame (2) two sides of crystallizer are respectively connected with crystallizer side frame (3);
Crystallizer clamping release device, crystallizer clamping release device are connected on side frame fixed plate (6);
Crystallizer inner arc copper sheet (4), crystallizer inner arc copper sheet (4) are arranged in crystallizer on arc frame (1);
Crystallizer outer arc copper sheet (5), crystallizer outer arc copper sheet (5) are arranged outside crystallizer on arc frame (2);
Arc frame (1) and the outer arc frame of crystallizer is arranged in crystallizer in infrared detecting device (10), infrared detecting device (10)
(2) opposite position below, arc frame (1) and the outer arc frame (2) of crystallizer are provided with infrared detecting device in crystallizer
(10);
Crystallizer discharges oil cylinder valve platform, and crystallizer release oil cylinder valve platform is connect by pipeline with crystallizer clamping release device;
Crystallizer soft clip power computing module, crystallizer soft clip power computing module pass through signal cable and infrared detecting device
(10) it connects;
Crystallizer soft clip power PLC control module, crystallizer soft clip power PLC control module and crystallizer soft clip power operation mould
Electric signal connects between block, passes through electricity between the crystallizer soft clip power PLC control module and crystallizer release oil cylinder valve platform
Cable connection.
2. a kind of intelligence system for controlling the wide soft clip power of crystallizer heat tune according to claim 1, it is characterized in that: described
Crystallizer clamping release device include
It discharges oil cylinder (9);
Disc spring sleeve (8), disc spring sleeve (8) and cylinder body one end of release oil cylinder (9) are detachably connected, disc spring sleeve (8) side
It is also fixedly connected on arc frame in crystallizer (1);
Disc spring (7), disc spring (7) setting is in disc spring sleeve (8);
Guide rod (11), guide rod (11) one end are detachably connected with disc spring (7), and guide rod (11) other end is fixed with side frame
Plate (6) connection;
Release oil cylinder (9) other end discharges oil cylinder valve platform with crystallizer by pipeline and connect.
3. a kind of intelligence system for controlling the wide soft clip power of crystallizer heat tune according to claim 2, it is characterized in that: described
Crystallizer clamping release device setting there are four, four crystallizer clamping release devices are both connected to arc frame in crystallizer
(1) on, and two crystallizer clamping release devices are installed in installation two on the upside of arc frame (1) in crystallizer, downside.
4. a kind of intelligence system for controlling the wide soft clip power of crystallizer heat tune according to claim 1, it is characterized in that: described
Crystallizer soft clip power computing module be computer-internal run computing module.
5. a kind of intelligence system for controlling the wide soft clip power of crystallizer heat tune according to claim 1, it is characterized in that: described
Infrared detecting device (10) be infrared detector.
6. a kind of intelligence system for controlling the wide soft clip power of crystallizer heat tune according to claim 1, it is characterized in that: described
Crystallizer soft clip power PLC control module be crystallizer soft clip power PLC controller.
7. a kind of application method for the intelligence system for controlling the wide soft clip power of crystallizer heat tune includes claim 1-6 any one
The intelligence system of a kind of wide soft clip power of control crystallizer heat tune, it is characterized in that: including the following steps
Step 1: crystallizer is poured online in steel production process, wide face crystallizer inner arc copper sheet (4) and crystallizer outer arc copper sheet (5)
Abrasion is had, copper plate thickness is thinning, the infrared inspection at this moment connected on the outer arc frame (2) of arc frame (1) and crystallizer in crystallizer
It surveys the signal that device (10) are detected automatically, and will test and passes through signal cable for crystallizer inner arc copper sheet (4) and crystallizer
The real-time thickness size of outer arc copper sheet (5) is transferred to crystallizer soft clip power computing module and carries out calculating releasing for release oil cylinder (9)
Bleed off pressure power;
Step 2: on the basis of step 1, the value signal that releases stress calculated in step 1 is passed into the soft folder of crystallizer
Clamp force PLC control module, crystallizer soft clip power PLC control module control the valve opening degree on crystallizer release oil cylinder valve platform,
Crystallizer discharges release oil cylinder of the oil cylinder valve platform in the variation control adjustment crystallizer clamping release device by valve opening degree
(9) hydraulic pressure, so as to adjust the pre- soft clip power of crystallizer clamping release device;
Step 3: on the basis of step 2, when the hydraulic pressure for discharging oil cylinder (9) changes, release cylinder (9) can discharge
Pressure, since guide rod (11) is directly connected on crystallizer side frame (3) by side frame fixed plate (6), and crystallizer side
Frame (3) is fixed, therefore the reaction force for discharging oil cylinder (9) will act on disc spring sleeve (8), so that the power is just
It can be transmitted on disc spring (7), and because disc spring sleeve (8) are fixed on arc frame in crystallizer (1), crystallizer inner arc copper sheet
(4) be fixed on arc frame in crystallizer (1), thus in crystallizer arc frame (1) drive crystallizer inner arc copper sheet (4) have it is separate
The trend of crystallizer outer arc copper sheet (5), to reach the fine tuning of hot tune process.
8. a kind of application method of intelligence system for controlling the wide soft clip power of crystallizer heat tune according to claim 7,
Be characterized in: the calculation method of crystallizer soft clip power computing module is as follows in the step one:
Step 1: the initial pre- soft clip power of default crystallizer clamping release device is F, new crystallizer inner arc copper sheet (4) and
The thickness of crystallizer outer arc copper sheet (5) is D, and in the crystallizer course of work, infrared detecting device (10) is in wide face crystallizer
Actual (real) thickness size after arc copper sheet (4) and crystallizer outer arc copper sheet (5) use is detected, the wide face crystallizer after will test
The actual (real) thickness of inner arc copper sheet (4) and crystallizer outer arc copper sheet (5) is respectively D1And D2;
Step 2: wide face crystallizer inner arc copper sheet (4) and crystallizer outer arc copper sheet on the basis of step 1, after will test
(5) actual (real) thickness is respectively D1And D2Signal data is transferred to crystallizer soft clip power computing module and is calculated in crystallizer
The real-time pre- soft clip power F of crystallizer clamping release device after arc copper sheet (4) and crystallizer outer arc copper sheet (5) abrasion1;
Step 3: on the basis of step 2, since the ferrostatic pressure of upper and lower crystallizer clamping release device is different, it is known that on
Oil cylinder (9) structural parameters are discharged in lower two crystallizer clamping release devices, are calculated and are released in crystallizer clamping release device
Drain the oil cylinder (9) pressure be POnPressure with release cylinder (9) in lower crystallizer clamping release device is PUnder, adjustment upper crystallization later
The soft clip power of device clamping release device is FUpper 0, the soft clip power of upper crystallizer clamping release device is FLower 0;
Step 4: according to value of the step 1 into step 3, accounting equation formula distinguishes following formula (1) (2) (3) (4) (5)
(6) and formula (7):
FUpper 0=K × FOn (2)
FLower 0=K × FUnder (3)
fOn=F1-FUpper 0 (4)
fUnder=F1-FLower 0 (5)
Parameter indicates in equation formulations:
D, new width face copper plate thickness, mm;
F, the initial pre- soft clip power of four crystallizer clamping release devices is identical when design, N;
D1, outer arc copper sheet after a period of use, the thickness of on-line checking, mm;
D2, inner arc copper sheet after a period of use, the thickness of on-line checking, mm;
F1, each crystallizer clamping release device after the abrasion of wide face copper sheet pre- soft clip power in real time, N
Clamp the cylinder diameter of release plunger cylinder, m;
Original compression amount under δ, the initial pre- soft clip power F of crystallizer clamping release device, mm;
FUpper 0, each soft clip power of upper crystallizer clamping release device in normal steel pouring process, N;
FLower 0, the soft clip power of crystallizer clamping release device, N are each descended in normal steel pouring process;
FOn, the ferrostatic pressure of each upper crystallizer clamping release device, N are applied in normal steel pouring process;
FUnder, the ferrostatic pressure of each lower crystallizer clamping release device, N are applied in normal steel pouring process;
fOn, after the abrasion of wide face copper sheet, the release force of each upper crystallizer clamping release device release cylinder, N;
fUnder, after the abrasion of wide face copper sheet, the release force of each lower crystallizer clamping release device release cylinder, N;
K, the coefficient of efficiency of ferrostatic pressure, generally 1.2~13;
POn, each top discharges releasing stress for oil cylinder, Pa;
PUnder, each lower part discharges releasing stress for oil cylinder, Pa.
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