Background technology
Traditional metal chemical plating, spraying technology need a large amount of investments to remove to build production line; The construction area of mill site is big; Comprise major equipments such as sour pond, alkali pond, plating tank, sanding and polishing and environment protection treating; Can produce hazardous and noxious substances (is main with industrial chemicals) such as waste water, waste gas, noise and solid waste, influence the healthy of employee, also pollution of ecological environment.Usually need pretreatment technology such as high temperature pickling, alkali cleaning or thermo-chemical treatment.Time-consuming, effort, take material, water wasting, expense electric, and efficient is low.Suitable not large-scale buildings, the site operation of structures.Can not alternatively plate, mix and electroplate.Some technology is acidproof not alkaline-resisting, or alkaline-resisting not acidproof.Coating often thickness differs, or coating surface micropore occurs easily and makes plated body spare oxidation corrosion.
Surfaces coated depositing process and device are very extensive by the object of coating, are applied to buildings, storage tank farm, bridge, head tower, boats and ships, vehicle, furniture, household electrical appliances, pillar steelframe, military equipment, motorway and public transit facility etc.But the present employed equipment claimed of surperficial coating is carried out under non-normal temperature; The energy utilization rate of common metal material flame plating has only 13%; And this equipment claimed is used oxygen, acetylene gas or other combustion gas; Energy expenditure is high, and time, manpower, raw material, auxiliary material, take electricity, water rate loss ratio higher.
Summary of the invention
The objective of the invention is to; A kind of normal temperature metal ion flash melt surface coater is provided, belongs to independent mobile equipment, use the 380V power supply; Be fit to any construction environment restriction; Reach energy-conservation, reduction of discharging, constant temperature, adaptable effect, keep the cleaning, comfortable of construction environment, improved Working environment greatly.
In addition, the present invention also provides a kind of new normal temperature metal ion flash melt surface coating method, adopts the normal temperature technology; Integrated through the kinds of processes technology; Make by behind the coating object process coating of this device, coated layer is even, makes by the article surface moisture content and the oxygen separate of coating; Be difficult for oxidation, corrosion, really accomplish the 100% closely knit utilization of surfaces coated coating.
The object of the invention and solve its technical problem and adopt following technical scheme to realize.A kind of normal temperature metal ion flash melt surface coater according to the present invention proposes comprises: power-supply system; System, the microcomputerized control part for the surfaces coated plating appts connects above-mentioned power-supply system, and the work operation control that is used for the surfaces coated plating appts is integrated; At a high speed defeated wire system connects above-mentioned system, is used for transferring metal ion wire rod; The hf electric arc system connects the defeated wire system of above-mentioned high speed, is used for being converted into behind the special-purpose metal ion wire rod hf electric arc with the surfaces coated plating appts metal object of one or more mixtinite ionic liquefaction states; Compressed-air supply system connects above-mentioned hf electric arc system, is used for the metal object flash of ionic liquefaction shape is transported to flame spray gun, effectively regulates the back flash through flame spray gun and is ejected into by on the coating body surface; And self-adaptation normal temperature system; Comprise: with the normal temperature of metals ion, coating bed thickness signal acquisition module, and normal temperature, coating layer thickness control execution module; Said ambient temperature signal acquisition module links to each other with self-adaptation normal temperature control module through the ambient temperature signal processing module, and self-adaptation normal temperature control module acts on the wave that produces on the coated layer through normal temperature control execution module.
According to the surfaces coated plating appts of the embodiment of the invention, said hf electric arc system has the metals ion high frequency reaction chamber that crosses, and this metals ion high frequency reaction chamber inside that crosses has a positive electrode terminal and a negative electrode terminal.
According to the surfaces coated plating appts of the embodiment of the invention, said compressed-air supply system is the assembly of compressor and air lead.
Surfaces coated plating appts according to the embodiment of the invention; Said self-adaptation normal temperature control module comprises: the rule base that links to each other with temperature, coating bed thickness signal processing module; The knowledge base that links to each other with the rule bases such as specific surface area of the time of flame spray gun adjustment angle, coating moment and coating, and the self-adaptation arithmetic element that links to each other with knowledge base.
In addition, the present invention also provides a kind of new normal temperature metal ion flash melt surface coating method, comprises step: through the fusion of arcing device flash, fusing point is 420 ℃~660 ℃ with the metals ion wire rod; Utilization high speed variable frequency drive motors, with metals ion through conduit be coated with along shower nozzle be plated to by the coating article surface on, through self-adaptation normal temperature system the wave that produces is acted on the coated layer through normal temperature control execution module; This system comprises: with the normal temperature of metals ion, coating bed thickness signal acquisition module, and normal temperature, coating layer thickness control execution module, said ambient temperature signal acquisition module links to each other with self-adaptation normal temperature control module through the ambient temperature signal processing module; Solidified the metal level that formation one deck is anticorrosion, antirust, decorate immediately by the surface of coating object.
By technique scheme, normal temperature metal ion flash melt surface coater of the present invention and method have advantage at least:
1. the precision-fit of this device through each assembly, compact construction utilizes the normal temperature technology, and the equipment energy utilization rate is very high, generally can reach 85%, and energy-saving effect is very outstanding, really can reach effects such as environmental protection, energy-conservation, consumption reduction, reduction of discharging;
2. production efficiency is high, is example to be coated with zinc-plated metal, when electric current is 200A, per hour can reach 25Kg, improves 4~6 times than the spraying of metallic substance thermal-flame;
3. owing to be the normal temperature device; Do not improve workpiece temperature, avoid high temperature that plating piece is produced deformation effect, need not use under the situation of noble metal and valuable primer; Can reach very high bonding strength; Generally can reach more than the 20Mpa, its bonding strength is 2.5~5 times of thermal-flame sprayed coating, 5~8 times of chemical plating.
Control accuracy during 4. by coating object static state and operating conditions is high, and normal temperature, coating bed thickness are convenient to control; Normal temperature and coating bed thickness stage have added parameter adaptive control, greatly reduce the difficulty of use; Can effectively suppress the influence of large time delay, also object parameters being changed has stronger adaptive faculty, has stronger stability, can further improve the coating quality.
Embodiment
See also shown in Fig. 1-3; Normal temperature metal ion flash melt surface coater of the present invention mainly comprises: power-supply system 10, system 20, at a high speed defeated wire system 30, hf electric arc system 40, compressed-air supply system 50 and flame spray gun 60 are formed.This power-supply system 10 is to utilize modern power electronics technology, and the time ratio that the trip switch pipe turns on and off is kept a kind of power supply of regulated output voltage, generally by pulse-width modulation (PWM) control IC and MOSFET formation.As shown in Figure 2, power-supply system 10 is positioned at the lower end right positions of main frame front panel, mainly is the needed power current energy of novel normal-temperature metals ion flash melt surface coater is supplied with each using electricity system through system 20.
System 20 is microcomputerized control parts of the electrical source of power start and stop core of each device; Be positioned at the upper end position of main frame front panel; Electric energy is connected with power parts such as dissolving spray gun 60 with at a high speed defeated wire system 30, hf electric arc system 40, positive electrode terminal 42, negative electrode terminal 43, compressed-air supply system 50 through electric wire, and the work operation control that acts on normal temperature metal ion flash melt surface coater is integrated.
At a high speed defeated wire system 30 is meant a kind of high speed frequency conversion drive phonomoter; Be positioned at the medium position of main frame; Be connected with system 20, the metals ion that transferring metal ion wire rod is delivered to Arc System 40 to the metals ion wire rod that acts on normal temperature metal ion flash melt surface coater crosses in the high frequency reaction chamber 41.This metals ion high frequency reaction chamber 41 that crosses is meant that the metals ion wire rod is joined and (for example: metals ion wire rods such as zinc and aluminium, zinc and zinc, aluminium and aluminium) converges; Directly acted on down by positive and negative high-frequency electrode, the whole close-coupled process that produces electric arc reaction is all in the place of this completion.
Hf electric arc system 40 is the component parts with high frequency sinusoid electric current generation physical reaction; Be connected with at a high speed defeated wire system 30; Position between system 20 and flame spray gun 60; Being connected with flame spray gun 60, mainly is to utilize fusion under the effect of high frequency sinusoid electric current to the metals ion wire rod that transports from the high speed variable frequency drive motors.
Compressed-air supply system 50 is assistant systems; It is the assembly of air and air lead 51; Be connected with hf electric arc system 40; Act on the liquefaction shape metal object behind the hf electric arc of the special-purpose metal ion wire rod of normal temperature metal ion flash melt surface coater, flash is transported to flame spray gun 60.Flame spray gun 60 is terminal systems of suite of equipment, is connected with compressed-air supply system 50, acts on the liquefaction shape metal object that transports through compressed-air supply system 50, is ejected into by on the coating body surface through effectively regulating flash.
To the beginning, the operating process of whole " novel normal-temperature metals ion flash melt surface coater " is all accomplished.Can prepare the bonding strength height (50~100MPa), the high-quality coated layer of porosity extremely low (≤1.5%), and obtain good effect.
Normal temperature metal ion flash melt surface coater of the present invention; Also can comprise a self-adaptation normal temperature system in addition; This system comprises: with the normal temperature of metals ion, coating bed thickness signal acquisition module, and normal temperature, coating layer thickness control execution module; Said ambient temperature signal acquisition module links to each other with self-adaptation normal temperature control module through the ambient temperature signal processing module, and self-adaptation normal temperature control module acts on the wave that produces on the coated layer through normal temperature control execution module; This self-adaptation normal temperature control module comprises the rule base that links to each other with temperature, coating bed thickness signal processing module; The knowledge base that links to each other with the rule bases such as specific surface area of the time of flame spray gun adjustment angle, coating moment and coating, and the self-adaptation arithmetic element that links to each other with knowledge base.
As shown in Figure 3; The surfaces coated plating appts of the embodiment of the invention; Utilize two metals ion wire rods of sending to continuously hf electric arc to come the deposite metal, the metal atomization that the air-flow flash that produces through the high speed variable frequency drive motors dissolves, and quicken to make them to be ejected into the technology that is formed coated layer by the coating thing to the metals ion of atomizing; All be under the state of normal temperature, to be molten to oxidized metal ion wire rod flash by the needed coated layer of coating article surface, integrated completion through flame spray gun 60.Also can be designed to independently annex to the line of metals ion wire rod wheel rumble and flame spray gun, keep novel normal-temperature metals ion flash melt surface coater service efficiency constant, guarantee the coating effect according to Working environment.
Control accuracy during by coating object static state and operating conditions is high, and normal temperature, coating bed thickness are convenient to control; Normal temperature and coating bed thickness stage have added parameter adaptive control, greatly reduce the difficulty of use; Can effectively suppress the influence of large time delay, also object parameters being changed has stronger adaptive faculty, has stronger stability, can further improve the coating quality.
The surfaces coated plating appts of the embodiment of the invention; With low temperature, low-carbon (LC), environmental protection, energy-conservation, not contain attraction such as flammable and explosive substance be main, little, in light weight with volume, be connected firmly, advantages such as convenient transportation are auxilliary, and the construction period is short; Do not receive the restriction of the device space; Through the simple operation training, need only free-handly construct, thereby to by the coating object being zero injury.This device does not cause any harm to human body skin by the construction of normal running program; Particularly can say so unique to the application of the large, medium and small type object of any form of static state; Be particularly suitable in sealed vessels such as Chuan Cang, oil depot and closed environment, constructing; Make that other similar Technology is too far behind to catch up, the undisputed environment-friendly energy-saving metals ion coating supplementary material that outshines others in the modern normal temperature coating engineering of real genus is the innovative technology of an innovation.
Of the present invention can carrying out coating-plating, mix coating, replace coating be processed as metals ion wire rods such as special-purpose gold (Au), silver (Ag), copper (Cu), iron (Fe), tin (Sn), zinc (Zn), aluminium (Al), magnesium (Mg), titanium (Ti), nickel (Ni), platinum (Pt) and other alloy according to the common process technology.The metals ion wire rod dissolves (420 ℃~660 ℃ of fusing points) through arcing device (normal temperature electric arc) flash; Utilization high speed variable frequency drive motors; With metals ion through conduit be coated with along shower nozzle be plated to by coating object (like various starting material such as metal, plastics, timber, pottery, glass, stone, leather, cloth, paper product, concrete products) surface on; Solidify immediately and form that one deck is anticorrosion, antirust, (thickness can freely be set up for the metal level decorateed; Coated layer thickness 50 μ m~120 μ m can be according to being constructed by the actual requirement of coating object), and it is just passable only need to be done the polishing pre-treatment of simply sandblasting by the object of coating.
As shown in Figure 4, be the spontaneous potential variation diagram after the salt spray testing on surface behind normal temperature zinc of the present invention, the aluminum metal ion flash fusion coating.Can know that by Fig. 4 normal temperature metal ion flash melt surface bed thickness is 75um; Normal temperature zinc/duraluminum belongs to the spontaneous potential change curve (the single-point line among the figure) of ion flash fusion plated surfaces, can find out: spontaneous potential value (variation range: 1-0.9-v/Ag.AgCl) on a declining curve with the prolongation of brine spray time.
The change curve (two dot chain line among the figure) of zinc/Aluminum Alloy Room Temperature metals ion flash melt surface coating; Can find out: spontaneous potential value (variation range: 1-0.5-v/Ag.AgCl has weight break point at 0.9 and 0.6 place respectively) is on a declining curve with the prolongation of brine spray time.
The change curve of aluminum ion metal coating (dotted line among the figure), can find out: spontaneous potential value (variation range: 1.1-0.7-v/Ag.AgCl has weight break point at 0.88,0.78 and 0.22 place respectively) is on a declining curve with the prolongation of brine spray time.
The change curve of zine ion metal coating (the single line among the figure), can find out: spontaneous potential value (variation range: 1.2-0.55-v/Ag.AgCl has weight break point at 1 and 0.55 place respectively) is on a declining curve with the prolongation of brine spray time.
The spontaneous potential of iron (long and short dash line among the figure), can find out: the spontaneous potential value is 0.65.
Application of the present invention is very extensive, can be applicable to buildings, storage tank farm, bridge, head tower, boats and ships, vehicle, furniture, household electrical appliances, pillar steelframe, military equipment, motorway and public transit facility etc.This device not only can improve antiseptic and rustproof property and weather resistance, and can be once crosses problems such as solving the arrangement that is coated with plating piece, environmental pollution, construction quality, can not produced any influence to being coated with plating piece, and is safe and reliable.No matter be operation under water; Or construction under the hot weather environment, can both operate freely, this device all is that site operation provides the feasibility of filling part; Be conventional process techniques such as alternative chemical plating, spraying; Than Technologies such as traditional chemical plating, spraying antirust, antiseptic power is high more than 6 times, and can prevent that salt damage and acid rain from corroding, once coating; Antirust, rot-resistant was valid up to 15~20 years, and its outstanding feature is high-quality, efficient, economy, less energy-consumption, with low cost, safe and reliable etc.Antirust, anticorrosion industry is produced greatest benifit, is to have opened up field service frontier such as anticorrosion, antirust, embedding decoration.This device maintains the leading position at home, and the occupation rate prediction in market is minimum about 30%~50%.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any pro forma restriction; Former every technical scheme content of the present invention that do not break away from, all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present invention.