CN107053810A - A kind of steel plate color-coating production method and process units - Google Patents
A kind of steel plate color-coating production method and process units Download PDFInfo
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- CN107053810A CN107053810A CN201610203519.9A CN201610203519A CN107053810A CN 107053810 A CN107053810 A CN 107053810A CN 201610203519 A CN201610203519 A CN 201610203519A CN 107053810 A CN107053810 A CN 107053810A
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- spraying
- coating
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- steel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/0046—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by constructional aspects of the apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/007—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
- B05D3/0413—Heating with air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/53—Base coat plus clear coat type
- B05D7/534—Base coat plus clear coat type the first layer being let to dry at least partially before applying the second layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a kind of steel plate color-coating production method, methods described includes step：The steel plate color-coating production method includes following production stage：(1a) No. 1 strip uncoiling：Using uncoiler, No. 1 steel band material volume is gradually spread out, No. 1 strip is obtained；(2a) No. 1 strip is pinched：Using clamping and conveying device by No. 1 steel band downstream transport；(3a) No. 1 strip entrance shearing；(4) pinch is converged；(5) rivet；(6) flatten；(7) entry loop；(8) degreasing；(9) wash；(10) change and apply；(11) change and apply drying；(12) powder sprays：In steel strip surface dusty spray coating；(13) once spraying solidification；(14) once spray strong cold；(15) secondary specific coatings spraying：By it is strong it is cold after the material that once sprays of process in carry out specific coatings spraying；(16) secondary specific coatings shaping：Specific coatings curing molding is carried out in coating shaped device；(17) outlet looping；(18) cold overlay film；(19) preceding pinch is cut；(20) discharging shearing；(21) rewinding is pinched；(22) wind.
Description
Technical field
The invention mainly relates to a kind of steel plate painting method and device, relate more particularly to a kind of steel plate color-coating production method
And process units, belong to steel plate color-coating technical field.
Background technology
, it is necessary to which the coating material containing organic solvent is applied to strip of steel plate during steel plate color-coating processing
On, by processing such as follow-up dry, consolidations, it just can so produce with figuratum strip of steel plate, can apply to house and build
Build, in the numerous areas such as various electrical equipment.
At present, thousands of spray painting paint line, but these paint line are had been equipped with domestic color steel industry
Traditional circulating air heating drying tunnel is all used, 40-60 meters of the drying tunnel length, heating region temperature is divided into 4 regions：1st area
240 DEG C of 220 DEG C, 320 DEG C of 2nd area, 330 DEG C of 3rd area and 4th area；Usually contained in wherein used paint volume content for 60% with
On hazardous solvent (such as benzene, ketone), they discharge VOC (volatile organic matter) it is very big to human health damage, together
When environmental pollution it is serious.
In order to make improvements, people have carried out substantial amounts of further investigation, and achieve some beneficial improvement, example
Such as：
Chinese utility model patent CN201020229817.3 discloses a kind of color coating line, and its technological process is：On
Volume dolly → uncoiler → uncoiling pinch roll → entrance plate shearing machine → turning, clamping and conveying roller → convergence pinch roll → double sewing machine →
Burr removing roller → 1# tensioners → entry loop → deviation correcting device → 2# tensioners → precleaning unit → brushing device → buck
Cleaning device → 1# water washing devices → 2# water washing devices → hot-air drier → verticalization applies machine → vertical curing oven → 3# tension force
Device → deviation correcting device → rendering roller coating device → prime oven → quenching cooling apparatus → cold air drying device →-tensioner →
Deviation correcting device → printing device → finish oven → 2# essences apply roller coating device → finish oven → hot film covering device → water quenching
Cooling device → cold air drying device → 5# tensioners → vertical outlet looping device → deviation correcting device → 6# tensioners → pinch
Roller arrangement → outlet plate shearing machine → outlet pinch roll → coiling machine → coil stripping car, can be with by the use of the paint line
Indirectly heat curing oven is realized, is contaminated so as to avoid plate face.
Chinese utility model patent CN201220425278.X discloses a kind of Multifunctional color coating line, the production line
It is sequentially connected by following equipment：Feeding cart, uncoiler, pinch machine, cutter, sewing machine, 1# tensioning devices, preceding kink, 2#
Tight machine, 1# transducers, chemical pre- degreasing section, roller brush machine, clear water jetter, hot-air drying unit, change painting machine, change apply drying
Stove, Air cooler, steering roller arrangement, base coating machine, primary coat curing oven, air-cooled primary coat and water cooling plant, steering roller arrangement, 1# faces are applied
Machine, 1# faces apply curing oven, 1# faces apply it is air-cooled with water cooling plant, turn to roller arrangement, 2# transducers, turn to roller arrangement, 2# faces apply machine,
2# faces apply curing oven, 2# faces and apply air-cooled and water cooling plant, 3# tensioning devices, turn to roller arrangement, double roller transducer, embossing machine, stamp
Machine, coating machine, coating curing oven, hot overlay film unit, air-cooled and water cooling plant, 4# tensioning devices, rear kink, 5# tensioning devices, shearing
Machine, turning, clamping and conveying machine, winding unit, dump car；The production line can be realized completes kinds of processes on a production line, tool
There is good production versatility and universality.
However, country has expressly provided must take strict environmental protection and waste water, waste gas using solvent-based paints
Treatment measures up to standard, have put into effect to adding the consumption tax and the behave for strictly controlling to use using such coating, this is undoubtedly again in the recent period
Huge production cost rising pressure is brought to relevant enterprise.
In order to overcome drawbacks described above, foreign countries have been developed for color steel powder coating production line, and have obtained reality
Using.Solvent-based paints application color steel is replaced using powdery paints, not only with the absolute predominance for solving environmental protection, also with carrying
High product performance, many benefits for saving, economizing on resources and reducing cost.
But, on the other hand, powder coating color steel technology has two technological difficulties：1st, need to solve " big powder
Measure electrostatic dusting technology "；2nd, the rapid curing of the color steel surface powder coating of solution quick (25-100m/min) operation is needed
Technology.The two technological difficulties are also two key points that color steel realizes high speed application, be high speed application be able to ensure it is important
How factor, solve two above key technical problem, is always the technical barrier for perplexing major manufacturers.
Therefore, for developing a kind of new steel plate color-coating production method and process units, not only with urgent research valency
With basic institute where value, it may have good economic benefit and commercial application potentiality, this power that exactly present invention is accomplished
Lean on.
The content of the invention
In order to overcome the defect of existing steel plate color-coating production method as indicated above and process units, and seek new
Steel plate color-coating production method and process units, the present inventor has made intensive studies to this, is paying a large amount of creative labor
After dynamic, so as to complete the present invention.
Specifically, the technical problems to be solved by the invention are：A kind of steel plate color-coating production method and production dress are provided
Put, the production method is by specific technological process etc., it is achieved thereby that the application techniques of " being painted with powder generation ", improves ring
Border, improves the production efficiency of color steel, with good environment friendly and Personal Safety.
In order to solve the above technical problems, the technical scheme is that：A kind of steel plate color-coating production method, the steel are provided
Plate color coating production method includes following production stage：(1a) No. 1 strip uncoiling：Using uncoiler, No. 1 steel band material volume is gradually opened up
Open, obtain No. 1 strip；(2a) No. 1 strip is pinched：Using clamping and conveying device by No. 1 steel band downstream transport；(3a) No. 1 strip enters
Mouth shearing；(4) pinch is converged；(5) rivet；(6) flatten；(7) entry loop；(8) degreasing；(9) wash；(10) change and apply；(11)
Change and apply drying；(12) spray：In steel strip surface dusty spray coating；(13) spraying solidification：Powder is carried out in spraying curing oven
Curing of coatings processing；(14) spray strong cold：Steel band is delivered to outlet piston by the afterbody outlet cooling rear steering of spraying curing oven
Place；(19) outlet looping；(20) cold overlay film；(21) preceding pinch is cut；(22) discharging shearing；(23) rewinding is pinched；(24) wind.
In the steel plate color-coating production method of the present invention, as a kind of perferred technical scheme, in addition to (1b) No. 2 numbers
Strip uncoiling：Using uncoiler, No. 2 steel band material volumes are gradually spread out, No. 2 strips are obtained；(2b) No. 2 strips are pinched：Use folder
Mechanism is sent by No. 2 steel band downstream transports；(3b) No. 2 strip entrance shearings.
Wherein, No. 1 strip be arranged in parallel with No. 2 strips, and No. 1 strip is converged with No. 2 strips in step (4), so
Backward downstream pinch.Namely：Step (1a)-(3a) be arranged in parallel with step (1b)-(3b), then converges together, carries out step
(4) and subsequent step processing, will also recognize that inerrably record and express in fig. 1.
In the steel plate color-coating production method of the present invention, as a kind of perferred technical scheme, in step (13),
260 DEG C of circulating air is provided with the spraying curing oven, and near-infrared is provided with positioned at the entrance location of the spraying curing oven
(NIR) irradiated heat device.
To solve above-mentioned technical problem and completing the above method, invention additionally discloses and there is provided a kind of life of steel plate color-coating
Device is produced, the process units includes No. 1 strip decoiling equipment, No. 1 strip clamping and conveying device, No. 1 strip entrance set gradually
Shear, converge clamping and conveying device, riveting set, pressuring flat device, entry loop device, degreasing plant, water washing device, change apply
Machine, change and apply drying unit, flush coater, spraying curing oven, spray strong device for cooling, outlet looping device, cold film covering device, cut fore-clamp
Send device, discharging shear, rewinding clamping and conveying device and wrap-up.
In the steel plate color-coating process units of the present invention, as a kind of perferred technical scheme, with No. 1 strip
Decoiling equipment, No. 1 strip clamping and conveying device and No. 1 strip entrance shear parallel side-by-side provided with No. 2 strip decoiling equipments, No. 2
Strip clamping and conveying device and No. 2 strip entrance shears, No. 1 strip entrance shear and No. 2 strip entrance shearing dresses
Put it is described converge converge at clamping and conveying device.
The setting realizingly can also be found out and be expressed from accompanying drawing 1.
In the steel plate color-coating process units of the present invention, as a kind of perferred technical scheme, the spraying solidification
260 DEG C of circulating air is provided with stove, and near-infrared (NIR) irradiated heat is provided with positioned at the entrance location of the spraying curing oven
Device.
In the steel plate color-coating process units of the present invention, as a kind of perferred technical scheme, the near-infrared
(NIR) irradiated heat device includes the upper mounting bracket and lower mounting bracket being oppositely arranged up and down in fixed frame, the fixed frame,
Steel band, which is located between the upper mounting bracket and lower mounting bracket, to be conveyed, and the upper mounting bracket two surfaces adjacent with lower mounting bracket are equal
Some near-infrared lamps are installed, the bearing of trend of the near-infrared lamp is vertical with the conveying direction of steel band.
Wherein, the quantity of the near-infrared lamp can be after technical scheme be read, according to actual production demand
Reasonably set, this is the ability that those skilled in the art should possess after the present invention is read, no longer carried out herein detailed
Thin description.
In the steel plate color-coating process units of the present invention, as a kind of perferred technical scheme, the upper mounting bracket
And be provided with guard pins on lower mounting bracket between near-infrared lamp described in adjacent two, the guard pins perpendicular to the upper mounting bracket or
The surface of lower mounting bracket, the distance of the end of the guard pins to steel strip surface be less than the near-infrared lamp to steel strip surface away from
From.
In the steel plate color-coating process units of the present invention, as a kind of perferred technical scheme, No. 1 band feed collet
Device is sent to include being installed with to be hinged at the top of column, the column on base, the base counter-jib is installed, it is described flat
One end of weighing apparatus arm is rotatablely equipped with the drive roll driven by servomotor, is set between the other end of the counter-jib and the column
Have and a driven voller is rotatablely equipped with the first hydraulic jack, the column, the driven voller is corresponding with the drive roll position；
It is hinged on the column corresponding with the driven voller position and trailing arm is installed, the trailing arm has the support of support steel band
Face, is provided with the second hydraulic jack between the trailing arm and base.
In the steel plate color-coating process units of the present invention, as a kind of perferred technical scheme, the spraying is strong cold
Device and the strong device for cooling of spraying include horizontally disposed cooler bin, and the two ends of the cooler bin are respectively equipped with forward (FWD) mouthful and go out band
Mouthful, the first shower provided with powder coating on spray steel band in the cooler bin of the forward (FWD) mouthful, first spray
Second shower of the downstream of shower pipe provided with spray steel band two surfaces respectively, first shower and the second shower with
Cooling water pipe is connected；The 3rd spray provided with two surfaces of spray steel band in the cooler bin of the band outlet
Pipe, the 3rd shower connects liquid nitrogen pipe；The bottom of the cooler bin is provided with the top of waste collection mouthful, the cooler bin and set
There is gas sampling mouthful.
As described above, the invention provides a kind of steel plate color-coating production method and steel plate color-coating process units, passing through the party
The use of method and/or process units, can obtain many beneficial effects, so that overcome technological deficiency many in the prior art,
For example achieve following beneficial effect：
(1) after use near-infrared nonstorage calorifier transformation color steel circulating air drying tunnel of the present invention, Ke Yibang
Color steel oil paint coating enterprise is helped to realize " being painted with powder generation " to the purpose of high-end application techniques fast transformation, technology of the invention is special
Point is improved circulating air drying tunnel (drying tunnel of spraying curing oven), carries out continuous quadratic to color steel surface powder coating complete
The heating of full different modes, enables the powdery paints under high-speed cruising state fully to be solidified, can guarantee that again outside film
See and quality requirement, the technology of the present invention gets up near infrared technology and the advantage perfect adaptation of circulating air technology, using near
Infrared technique quickly adds thermal property, the steel band in near-infrared nonstorage calorifier irradiation zone is rapidly heated, and make its table
Gentle local solidification is melted rapidly at flour end, and then completing the perfect of film by drying tunnel hot blast solidifies, both different modes
Heating compensate for mutual deficiency, meanwhile, the present invention is provided with specific coatings processing unit (plant), and the coating of particular/special requirement can be entered
Row spraying, so as to realize the variation of product, is conducive to the environmental protection of powdery paints to use.
(2) the technology of the present invention effectively utilizes the existing drying tunnel of oil paint coating production line, and implementation is transformed into be applied suitable for powder
Expect quick-setting heating drying tunnel, take full advantage of existing equipment, greatly reduce cost of investment, it is to avoid waste, using this
Inventive technique produces the color steel of coating powder coating, can solve the Heavy environmental pollution of long-standing problem industry and to operator
The problem of physical and mental health is wrecked, has been inherently eliminated VOC generation, for country, has saved a large amount of organic solvents, so that
The positive effect economized on resources with the energy is obtained, and color steel can be promoted to powder coating high-end technology fast transformation, is solved
The problem of environmental pollution of long-standing problem industry.
(3) due to being provided with guard pins between two near-infrared lamps, it is to avoid the damage that steel band rises and falls to near-infrared lamp in operation
Ruin, extend the service life of near-infrared lamp.
(4) trailing arm is installed due to being hinged on the column corresponding with driven voller position, further increase drive roll with
Transfer efficiency of the driven voller to steel band, it is to avoid steel band is bent in conveying, and then improve spraying effect and production effect
Rate.
(5) because the conveying direction along steel band in cooler bin has set gradually the first shower, the second shower and
Three showers, the first shower and the second shower are water cooling, carry out pre- cooling processing to high-temperature steel belt, and the 3rd shower
Cooled down for liquid nitrogen, rapid cooling processing can be carried out to steel band, be arranged so as on the one hand reduce the thermal stress of steel band, the opposing party
Face reduces destruction of the rapid cooling to powder coating, improves the spraying effect of steel plate.
As described above, the invention provides a kind of steel plate color-coating production method and steel plate color-coating process units, by described
The use of method and apparatus, can obtain many beneficial effects, overcome many defects of the prior art, industrially have
Good application prospect and productive potentialities, and with good and huge economic value.
Brief description of the drawings
Fig. 1 is the process frame chart of the embodiment of the present invention one；
Fig. 2 is the structural representation of near infrared irradiation heater in the embodiment of the present invention two；
Fig. 3 is the structural representation of No. 1 strip clamping and conveying device in the embodiment of the present invention two；
Fig. 4 is the structural representation of tension balance device in the embodiment of the present invention two；
Fig. 5 is the structural representation that strong device for cooling is sprayed in the embodiment of the present invention two.
Wherein, in Fig. 1 into Fig. 5, each number designation refers to following concrete meaning, element and/or part respectively.
In figure：1st, near infrared irradiation heater, 101, fixed frame, 102, upper mounting bracket, 103, lower mounting bracket, 104,
Near-infrared lamp, 105, guard pins, 2, steel band, 3, No. 1 strip clamping and conveying device, 301, base, 302, column, 303, counter-jib,
304th, drive roll, 305, driven voller, the 306, first hydraulic jack, the 307, second hydraulic jack, 308, trailing arm, 309, support face,
4th, tension balance device, 401, support base, 402, gantry beam, the 403, first jockey pulley, the 404, second jockey pulley, 405, the 3rd
Power roller, the 406, the 4th jockey pulley, 407, roll force, 408, crank arm, 409, cylinder, 410, adjustment arm, 411, pressure roller, 5, spraying it is strong
Device for cooling, 501, cooler bin, 502, forward (FWD) mouthful, 503, band outlet, the 504, first shower, the 505, second shower, 506, the
Three showers, 507, cooling water pipe, 508, liquid nitrogen pipe, 509, gas sampling mouthful, 510, waste collection mouthful, 6, means for correcting,
601st, frame, 602, lower die, the 603, the 3rd hydraulic jack, 604, slide, 605, upper die；7th, specific coatings spraying furnace；8、
Specific coatings shaped device；801st, support；802nd, forming press-roller；803rd, supporting plate；804th, coating mold；805th, stepper motor.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.But the purposes and mesh of these exemplary embodiments
Only be used for enumerate the present invention, not to the present invention real protection scope constitute it is any type of it is any limit, it is more non-will this
The protection domain of invention is confined to this.
Embodiment one
As shown in figure 1, the invention provides a kind of steel plate color-coating production method, the steel plate color-coating production method is mainly wrapped
Include following production stage：(1a) No. 1 strip uncoiling, using uncoiler, No. 1 steel band material volume is gradually spread out；(2a) No. 1 band feed collet
Send, using clamping and conveying device by No. 1 steel band downstream transport；(3a) No. 1 strip entrance shearing；(1b) No. 2 strip uncoilings, using opening
Volume machine, No. 2 steel band material volumes are gradually spread out；(2b) No. 2 strips are pinched, using pinch mechanism by No. 2 steel band downstream transports；
(3b) No. 2 strip entrance shearings；(4) pinch is converged, No. 1 strip and No. 2 strips are common toward downstream conveying；(5) rivet, use riveting
No. 1 strip and No. 2 strips are combined together by welding machine, so as to No. 1 strip in finishing operations and No. 2 strip synchronizations；(6) flatten,
It is using roller press mechanism that No. 1 strip and No. 2 strip pressings is smooth；(7) entry loop；(8) degreasing；(9) wash；(10) change and apply,
Preliminary treatment is carried out to steel strip surface using painting machine is changed；(11) change and apply drying；(12) powder sprays, in steel strip surface spraying
Powder coating；(13) once spraying solidification, powder coating curing process is carried out in spraying curing oven；(14) once spray strong
It is cold；Steel band is delivered to the stem import of spraying curing oven by the afterbody outlet cooling rear steering of spraying curing oven, in spraying solidification
The outside of stove is cooled down；(15) secondary specific coatings spraying：By it is strong it is cold after the material that once sprays of process in carry out it is special
Coating spraying；(16) secondary specific coatings shaping：Specific coatings curing molding is carried out in coating shaped device；(17) outlet is lived
Set；(18) cold overlay film, in normal temperature or less than under normal temperature state, protecting film is covered with by the steel strip surface for scribbling powder coating；(19)
Cut preceding pinch；(20) discharging shearing；(21) rewinding is pinched；(22) wind.
Wherein, No. 1 strip be arranged in parallel with No. 2 strips, and No. 1 strip is converged with No. 2 strips in step (4), so
Backward downstream pinch.Namely：Step (1a)-(3a) be arranged in parallel with step (1b)-(3b), then converges together, carries out step
(4) and subsequent step processing.By being arranged such, it is possible to achieve the double-deck setting of strip, thus can be same to double-deck strip
When spray so that the production efficiency of color steel is doubled.
Wherein, step (7), (8), (9), (10), (11), (12) are institute's general procedure in existing production, herein no longer
Repeat.
Wherein, in step (13), 260 DEG C of circulating air is provided with spraying curing oven, and positioned at spraying curing oven
Entrance location be provided near infrared irradiation heater, the near infrared irradiation heater be generally spaced setting several, as
Gauge can be not limited thereto from, those skilled in the art according to the transporting velocity sets itself of strip.Herein, it is necessary to say
Bright, near infrared irradiation belongs near infrared irradiation, and its wavelength is between 0.8-1.5 μm, irradiation ray is concentrated, and irradiation energy is non-
Chang Gao, it is demonstrated experimentally that with reference to 260 DEG C of circulating air, irradiated heat can make powdery paints rapid curing in 5-10 seconds.Cause
This, the need for can meeting high-speed production, compared with 330 DEG C of traditional hot air circulations, curing rate of the present invention is fast, and can
Conveyed with the high speed for realizing strip, improve production efficiency, reduce production cost, decrease the energy and use.
Wherein, in step (15), (16), different demands can be directed to, the spraying and sizing of specific coatings is carried out, at this
In invention, the spraying of secondary specific coatings be by it is strong it is cold after the material that once sprays of process in carry out specific coatings spraying；It is secondary
Specific coatings shaping is the progress specific coatings curing molding in coating shaped device.
Wherein, step (17), (18), (19), (20), (21), (22) are also general procedure in existing production, herein no longer
Repeat.
Embodiment two
As Fig. 1 to Fig. 5 jointly shown in, present invention also offers a kind of steel plate color-coating process units, the steel plate color-coating life
Production device mainly includes No. 1 strip decoiling equipment, No. 1 strip clamping and conveying device, No. 1 strip entrance shearing dress set gradually
Put, converge clamping and conveying device, riveting set, pressuring flat device, entry loop device, degreasing plant, water washing device, change painting machine, change painting
Drying unit, flush coater, spraying curing oven, the strong device for cooling of spraying, the strong device for cooling 5 of spraying, specific coatings spraying furnace 7, special painting
Formable layer device 8, outlet looping device, cold film covering device, cut preceding clamping and conveying device, discharging shear, rewinding clamping and conveying device and
Wrap-up；The specific coatings shaped device 8 includes support 801, the more than one forming press-roller on support 801
802, the forming press-roller 802 is connected with the axle of support 801, and the forming press-roller 802 is arranged right below supporting plate 803, institute
State the outer surface of forming press-roller 802 and be provided with the coating mold 804 detachably replaced, the forming press-roller 802 by with it is described into
The control rotation of stepper motor 805 that type pressure roller 802 is connected.
Wherein, it is parallel simultaneously with No. 1 strip decoiling equipment, No. 1 strip clamping and conveying device and No. 1 strip entrance shear
Row are provided with No. 2 strip decoiling equipments, No. 2 strip clamping and conveying devices and No. 2 strip entrance shears, and No. 1 strip entrance is cut
Cutting apparatus and No. 2 strip entrance shears it is described converge converge at clamping and conveying device.
Wherein, various strip decoiling equipments, various strip entrance shears, riveting set, pressuring flat device, entry loop
Device, degreasing plant, water washing device, change painting machine, change apply drying unit, it is flush coater, spraying curing oven, outlet looping device, cold
Film covering device, discharging shear and wrap-up are common equipment in existing production, be will not be repeated here.
It should be noted that in the present invention, wherein, traditional double-deck curing process is changed, the present invention is only using a kind of
Curing process, it is possible to reduce the floor space of production line, improves land utilization ratio, step (16), (17), (18) is then carried out again
When, identical resource is easy to use, the laying of pipeline is reduced, reduces equipment cost.Spraying strong device for cooling afterbody has first
Guide roller, the first guide roller imports steel band 2, and steel band 2 is delivered to the strong cold charge of spraying by the afterbody outlet turning of spraying curing oven
The stem import put, outside in spraying curing oven is cooled down.
Wherein, 260 DEG C of circulating air is provided with spraying curing oven, and is provided near positioned at the entrance location of spraying curing oven
Infrared radiation heater 1, the near infrared irradiation heater 1, which is generally spaced, sets several, as spacing distance, this area
Technical staff can be not limited thereto according to the transporting velocity sets itself of strip.Here, it is to be appreciated that NIR irradiation belongs to
Near infrared irradiation, its wavelength is between 0.8-1.5 μm, irradiation ray is concentrated, and irradiation energy is very high, it is demonstrated experimentally that irradiation adds
Powdery paints rapid curing can be made within hot 5-10 seconds, 250~260 DEG C high temperature sections of the steel plate in drying tunnel are heated 40 seconds thereafter
Left and right, fully completes the solidification of powdery paints and obtains quality film up to standard, therefore, it can the need for meeting high-speed production,
Compared with 330 DEG C of traditional hot air circulations, curing rate of the present invention is fast, and can realize the high speed conveying of strip, improves
Production efficiency, reduces production cost, decreases the energy and use.Actual production effect shows that the powder on the surface of steel band 2 exists
Rapid melting levelling and primary solidification under the irradiation of near infrared irradiation heater 1, while the temperature of steel band 2 is quickly ramped up to 200
More than DEG C, steel band 2 subsequently enters 260 DEG C of high-temperature regions of hot blast drying tunnel, powder coat is further fully solidified and ensures film
The quality drawback of outward appearance is not produced.
As shown in Fig. 2 the near infrared irradiation heater 1 includes fixed frame 101, phase up and down in fixed frame 101
Upper mounting bracket 102 and lower mounting bracket 103 to setting, steel band 2, which is located between upper mounting bracket 102 and lower mounting bracket 103, to be conveyed, on
Two surfaces adjacent with lower mounting bracket 103 of mounting bracket 102 are mounted on some near-infrared lamps 104, the extension of near-infrared lamp 104
Direction is vertical with the conveying direction of steel band 2.
Guard pins 105, guard pins are provided with upper mounting bracket 102 and lower mounting bracket 103 between two adjacent near-infrared lamps 104
105 are less than perpendicular to the surface of upper mounting bracket 102 or lower mounting bracket 103, the distance on end to the surface of steel band 2 of guard pins 105
NIR near-infrareds lamp 104 to the surface of steel band 2 distance.
As shown in figure 3, No. 1 strip clamping and conveying device 3 includes being installed with column 302, column on base 301, base 301
302 top, which is hinged, is provided with counter-jib 303, and one end of counter-jib 303 is rotatablely equipped with the drive roll driven by servomotor
304, the first hydraulic jack 306 is provided between the other end and column 302 of counter-jib 303, the cylinder body of the first hydraulic jack 306 is cut with scissors
Connect on column 302, the piston rod of the first hydraulic jack 306 is hinged on counter-jib 303, be rotatablely installed on column 302
There is a driven voller 305, driven voller 305 is corresponding with the position of drive roll 304, counter-jib 303 is driven by the first hydraulic jack 306
Pressure is risen, and steel band 2 is conveyed during pressure, then stops conveying during rise；In order to improve drive roll 304 and driven voller
The transfer efficiency of 305 pairs of steel bands 2, it is to avoid steel band 2 is bent in conveying, the column 302 corresponding with the position of driven voller 305
On be hinged trailing arm 308 be installed, trailing arm 308 has the support face 309 of support steel band 2, is provided between trailing arm 308 and base 301
Second hydraulic jack 307, the cylinder body of the second hydraulic jack 307 is hingedly mounted on base 301, the work of the second hydraulic jack 307
Stopper rod is hingedly mounted on trailing arm 308.
In the present invention, No. 2 strip clamping and conveying devices, converge clamping and conveying device, cut before clamping and conveying device and rewinding clamping and conveying device work
With being past downstream conveyor belt material, therefore, deformed in order to avoid strip is bent, the structure of these clamping and conveying devices is with reference to No. 1 band
Expect clamping and conveying device 3.
As shown in figure 5, spraying strong device for cooling 5 includes horizontally disposed cooler bin 501, the two ends of cooler bin 501 are set respectively
There are forward (FWD) mouthfuls 502 and band outlet 503, the provided with powder coating on spray steel band 2 in the cooler bin 501 of forward (FWD) mouthful 502
One shower 504, carries out spraying cooling to powder coating first, if individual layer steel band 2, then only sets side to spray, if
It is clad steel band, then needs to set both sides to spray, first shower 504, the first shower is respectively set in the upper and lower surface of steel band 2
Second shower 505 of 504 downstream provided with 2 two surfaces of spray steel band respectively, further cool steel band 2, the first shower
504 and second shower 505 be connected with cooling water pipe 507；Provided with spray steel in the cooler bin 501 of band outlet 503
The 3rd shower 506 with 2 two surfaces, the 3rd shower 506 connection liquid nitrogen pipe 508, it is possible to achieve the fast quickly cooling of steel band 2
But cool, can so shorten the length of cooler bin 501；The bottom of cooler bin 501 is provided with waste collection mouthful 510, cooler bin 501
Top provided with gas sampling mouthfuls 509, the condensed water after cooling water and liquid nitrogen distillation can be collected simultaneously by waste collection mouthful 510
Reclaim, and the gas and water vapour of liquid nitrogen distillation can be collected and reclaimed by gas sampling mouthful 509, reduce discharge.
Means for correcting 6 is generally set in the downstream for spraying strong device for cooling 5, and means for correcting 6 is included in frame 601, frame 601
Lower die 602 is rotatablely equipped with, it is vertically slidable in the frame 601 relative with the lower position of die 602 to be provided with by the 3rd hydraulic oil
The upper die 605 driven by servomotor is rotatablely equipped with the slide 604 that cylinder 603 drives, slide 604, during working condition, the
The piston rod of three hydraulic jacks 603 stretches out, and drives slide 604 to glide, and servomotor drives upper die 605 to rotate, while upper mould
Steel band 2 is pressed in lower die 602 by roller 605, and the length of upper die 605 and lower die 602 is adapted with the width of steel band 2, and
And the two ends of upper die 605 and lower die 602 are disposed as taper, steel band 2 on the one hand can be quickly eliminated in the strong cold mistake of spraying
The thermal stress produced in journey, on the other hand can will be corrected by upper die 605 and the steel band 2 in the lower gap of die 602, generally pressed
Two groups of means for correctings 6 are set gradually according to the conveying direction of steel band 2, production efficiency is further increased.
The need for adapting to high-speed production, strip needs to be in tensioning state in course of conveying, up to nearly two
On hundred meters of production line, the tensioning that realize strip is an extremely difficult thing, as another inventive point of the present invention,
Inventor have studied a set of tension balance device 4, and this set tension balance device 4 is arranged on following several positions of production line,
Entry loop device front and back position is respectively provided with a set of tension balance device 4, and a set of be somebody's turn to do is set before steel band 2 enters flush coater
Tension balance device 4, a set of tension balance device 4 is set after strong device for cooling is sprayed, and is set after strong device for cooling 5 is sprayed
A set of tension balance device 4 is put, a set of tension balance device 4 is set after outlet looping device, so can be effective
Solve the problems, such as tensioning of the steel band 2 in whole course of conveying.As shown in figure 4, the tension balance device 4 includes support base 401, branch
The first equal jockey pulley 403 of diameter, the second jockey pulley 404, the 3rd jockey pulley 405 and the 4th are arranged in sequence with support seat 401
Jockey pulley 406, the first jockey pulley 403, the second jockey pulley 404, the center line of the 3rd jockey pulley 405 and the 4th jockey pulley 406 are put down
Row sets and is rotatably installed in by bearing block on support base 401, wherein the second jockey pulley 404 and the 3rd jockey pulley 405
Axial location, which is higher than on the axial location of the first jockey pulley 403 and the 4th jockey pulley 406, every jockey pulley, is mounted on a force
Roller 407, roll force 407 is rotatablely installed is cranked arm on 408 in one, and 408 one end of cranking arm are hinged on support base 401, the other end and one
Cylinder 409 is connected, and steel band 2 is pressed on the surface of jockey pulley by roll force 407, and support base 401 is provided with gantry beam 402, dragon
Door beam 402 is located between the second jockey pulley 404 and the 3rd jockey pulley 405, and an adjustment arm 410 is hinged with gantry beam 402, adjusts
The two ends of arm 410 are rotatablely equipped with a pressure roller 411 respectively, and two pressure rollers 411 are press respectively against the second jockey pulley 404 and the 3rd jockey pulley
On 405.In use, steel band 2 initially enters the second jockey pulley 404, then pile warp the first jockey pulley 403 and the 4th jockey pulley 406,
Exported by the 3rd jockey pulley 405, when the tension force of the both sides steel band 2 of gantry beam 402 changes, adjustment arm 410 will be put therewith
Dynamic, pressure roller 411 just presses to the small side of tension force, produces tensile force, and roll force 407 then adjusts good position, one in advance as needed
Aspect can ensure cornerite of the steel band 2 on jockey pulley, on the other hand can apply tensile force to steel band 2 in advance, pressure roller 411 exists
Play a part of adjusting tensile force at any time in the course of work, be a quick condition, steel band 2 is thus solved well defeated
Tension variation during sending, it is ensured that spraying effect and production efficiency.
It should be appreciated that the purposes of these embodiments is merely to illustrate the present invention and is not intended to limitation protection model of the invention
Enclose.In addition, it will also be appreciated that after the technology contents of the present invention have been read, those skilled in the art can make each to the present invention
Change, modification and/or variation are planted, all these equivalent form of values equally fall within the guarantor that the application appended claims are limited
Within the scope of shield.
Claims (10)
1. a kind of steel plate color-coating production method, the steel plate color-coating production method includes following production stage：(1a) No. 1 strip is opened
Volume：Using uncoiler, No. 1 steel band material volume is gradually spread out, No. 1 strip is obtained；(2a) No. 1 strip is pinched：Use clamping and conveying device
By No. 1 steel band downstream transport；(3a) No. 1 strip entrance shearing；(4) pinch is converged；(5) rivet；(6) flatten；(7) entrance is lived
Set；(8) degreasing；(9) wash；(10) change and apply；(11) change and apply drying；(12) powder sprays：In steel strip surface dusty spray
Coating；(13) once spraying solidification：Powder coating curing process is carried out in spraying curing oven；(14) once spray strong cold：
Spray progress in the cooling furnace behind curing oven strong cold；(15) secondary specific coatings spraying：By it is strong it is cold after process once spray
Material in carry out specific coatings spraying；(16) specific coatings are molded after secondary spraying：It is special to be carried out in coating shaped device
Apply formable layer；(17), solidify；(18) cool down；(17) outlet looping；(18) overlay film；(19) preceding pinch is cut；(20) discharging shearing；
(21) rewinding is pinched；(22) wind.
2. steel plate color-coating production method as claimed in claim 1, it is characterised in that：Also include (1b) No. 2 strip uncoilings：Use
Uncoiler, No. 2 steel band material volumes are gradually spread out, and obtain No. 2 strips；(2b) No. 2 strips are pinched：Using pinch mechanism by No. 2 steel
Band downstream transport；(3b) No. 2 strip entrance shearings；
Wherein, No. 1 strip be arranged in parallel with No. 2 strips, and No. 1 strip is converged with No. 2 strips in step (4), Ran Houxiang
Downstream pinch.
3. steel plate color-coating production method as claimed in claim 1 or 2, it is characterised in that：In step (13), the spraying is solid
Change provided with 260 DEG C of circulating air in stove, and provided with near-infrared (NIR) irradiation at the entrance location of the spraying curing oven
Heater.
4. a kind of steel plate color-coating process units, No. 1 strip decoiling equipment that the process units includes setting gradually, No. 1 strip
Clamping and conveying device, No. 1 strip entrance shear, converge clamping and conveying device, riveting set, pressuring flat device, entry loop device, degreasing
Device, water washing device, change painting machine, change apply drying unit, flush coater, spraying curing oven, the strong device for cooling of spraying, specific coatings and sprayed
Stove, specific coatings shaped device, outlet looping device, film covering device, cut preceding clamping and conveying device, discharging shear, rewinding pinch
Device and wrap-up；The specific coatings shaped device includes support, the more than one forming press-roller on support, institute
State forming press-roller to be connected with the support shaft, the forming press-roller is arranged right below on support roller, the forming press-roller outer surface
Provided with the coating mold detachably replaced, the forming press-roller is revolved by the Serve Motor Control being connected with the forming press-roller
Turn.
5. steel plate color-coating process units as claimed in claim 4, it is characterised in that：With No. 1 strip decoiling equipment, No. 1
Strip clamping and conveying device and No. 1 strip entrance shear parallel side-by-side are provided with No. 2 strip decoiling equipments, No. 2 strip clamping and conveying devices
With No. 2 strip entrance shears, No. 1 strip entrance shear and No. 2 strip entrance shears converge described
Converge at clamping and conveying device.
6. the steel plate color-coating process units as described in claim 4 or 5, it is characterised in that：260 are provided with the spraying curing oven
DEG C circulating air, and positioned at it is described spraying curing oven entrance location be provided with near-infrared (NIR) irradiated heat device.
7. the steel plate color-coating process units as described in claim any one of 4-6, it is characterised in that：Near-infrared (NIR) spoke
The upper mounting bracket and lower mounting bracket for including being oppositely arranged up and down in fixed frame, the fixed frame according to heater, steel band position
Conveyed between the upper mounting bracket and lower mounting bracket, the upper mounting bracket two surfaces adjacent with lower mounting bracket are mounted on
Some near-infrared lamps, the bearing of trend of the near-infrared lamp is vertical with the conveying direction of steel band.
8. the steel plate color-coating process units as described in claim any one of 4-7, it is characterised in that：The upper mounting bracket and lower peace
Shelve and guard pins are provided between near-infrared lamp described in adjacent two, the guard pins are perpendicular to the upper mounting bracket or lower installation
The surface of frame, end to the distance of steel strip surface of the guard pins is less than the near-infrared lamp to the distance of steel strip surface.
9. the steel plate color-coating process units as described in any one of claim 4-8 claim, it is characterised in that：No. 1 band
Expect that clamping and conveying device includes being installed with to be hinged at the top of column, the column on base, the base being provided with counter-jib, institute
The one end for stating counter-jib is rotatablely equipped with the drive roll driven by servomotor, the other end of the counter-jib and the column it
Between be provided with the first hydraulic jack, be rotatablely equipped with a driven voller, the driven voller and drive roll position phase on the column
Correspondence；It is hinged on the column corresponding with the driven voller position and trailing arm is installed, the trailing arm has support steel band
Support face, is provided with the second hydraulic jack between the trailing arm and base.
10. the steel plate color-coating process units as described in any one of claim 4-9 claim, it is characterised in that：The spraying
Strong device for cooling includes horizontally disposed cooler bin, and the two ends of the cooler bin are respectively equipped with forward (FWD) mouthful and band outlet, close to described
The first shower provided with powder coating on spray steel band in the cooler bin of forward (FWD) mouthful, the downstream of first shower is set
There is second shower on two surfaces of spray steel band respectively, first shower and the second shower are connected with cooling water pipe
Connect；The 3rd shower provided with two surfaces of spray steel band in the cooler bin of the band outlet, the 3rd spray
Shower pipe connects liquid nitrogen pipe；The bottom of the cooler bin is provided with waste collection mouthful, and the top of the cooler bin is provided with gas sampling mouthful.
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| CN109550647A (en) * | 2018-03-17 | 2019-04-02 | 广东力同环保机械有限公司 | The two-sided color aluminium production line of double paintings |
| CN110142192A (en) * | 2019-06-06 | 2019-08-20 | 甘肃路桥新锐交通科技有限责任公司 | The two-in-one composite coating spraying method of highway guard rail upright post, corrugated guardrail plate |
| CN112044983A (en) * | 2020-08-21 | 2020-12-08 | 武汉交通职业学院 | Advertising board processing equipment |
| CN112156930A (en) * | 2020-10-14 | 2021-01-01 | 兴化市海斯美尔医疗器材有限公司 | Production of medical bandage is with effectual spraying device of drying |
| CN112354729A (en) * | 2020-10-31 | 2021-02-12 | 杨忠梅 | Processing technology of aluminum alloy section |
| CN113385327A (en) * | 2021-06-22 | 2021-09-14 | 湖北增江建设工程有限公司 | Anticorrosive antirust coating preparation processing system is made to various steel sheet |
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| CN109550647A (en) * | 2018-03-17 | 2019-04-02 | 广东力同环保机械有限公司 | The two-sided color aluminium production line of double paintings |
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| CN110142192A (en) * | 2019-06-06 | 2019-08-20 | 甘肃路桥新锐交通科技有限责任公司 | The two-in-one composite coating spraying method of highway guard rail upright post, corrugated guardrail plate |
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| CN112156930A (en) * | 2020-10-14 | 2021-01-01 | 兴化市海斯美尔医疗器材有限公司 | Production of medical bandage is with effectual spraying device of drying |
| CN112354729A (en) * | 2020-10-31 | 2021-02-12 | 杨忠梅 | Processing technology of aluminum alloy section |
| CN112354729B (en) * | 2020-10-31 | 2022-03-29 | 山东鲁昌铝业有限公司 | Processing technology of aluminum alloy section |
| CN113385327A (en) * | 2021-06-22 | 2021-09-14 | 湖北增江建设工程有限公司 | Anticorrosive antirust coating preparation processing system is made to various steel sheet |
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|---|---|
| CN107053810B (en) | 2018-12-21 |
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Effective date of registration: 20190701 Address after: 256501 Pangjia Industrial Park, Pangjia Town, Boxing County, Binzhou City, Shandong Province, 27 Patentee after: Seaga powder technology (Binzhou) Co., Ltd. Address before: 264000 Xiangchengmiao Village, Xinjia Street, Longkou City, Yantai City, Shandong Province Patentee before: Seagull Technology (Yantai) Co., Ltd. powder |