CN100564606C - Apparatus for continuous electrodepositing of metallic film and method thereof - Google Patents
Apparatus for continuous electrodepositing of metallic film and method thereof Download PDFInfo
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- CN100564606C CN100564606C CNB2005101278104A CN200510127810A CN100564606C CN 100564606 C CN100564606 C CN 100564606C CN B2005101278104 A CNB2005101278104 A CN B2005101278104A CN 200510127810 A CN200510127810 A CN 200510127810A CN 100564606 C CN100564606 C CN 100564606C
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Abstract
The invention belongs to field of magnetic material, relate to the preparation method and the device of metallic film.Apparatus for continuous electrodepositing of metallic film of the present invention is made up of plating tank, supporting roll, stripper roll, washing unit, blow-dry device, drying unit, tension-adjusting gear, crimping device, electroplate liquid supplementary device, electroplate liquid circulation device, Controlling System and electroplating power supply; Described continuous electro-deposition method, with flexible closed metal band as the galvanic deposit base band, when the closed metal band in the rotating process of plating tank internal recycle, the part that is immersed in the electroplate liquid will galvanic deposit layer of metal film, this metallic film is earlier after onlinely peel off, clean, dry up, be curled into the metallic film roll coil of strip by crimping device after oven dry and the tension adjustment; The uninterrupted movement continuously of closed metal band, constantly circulation and additional of electroplate liquid in the plating tank, whole process is carried out incessantly continuously, and the metallic film band then forms continuously.
Description
Technical field
The invention belongs to field of magnetic material, relate to the preparation method and the device of magnetic metallic film, particularly preparation thickness is 5～100 μ m, and width is metallic film preparation method and the device of 5～1000mm.
Background technology
Various metallic films such as copper film, permalloy film, ferrocobalt film, iron cobalt nickel alloy film etc. are widely used in electronic technology and electromangnetic spectrum, and how preparing them easily becomes a very important problem.In technology in the past, prepare the method that metallic film can adopt rolling, single roller spray band and galvanic deposit.Wherein adopt rolling preparation metallic film to have shortcomings such as complex procedures, energy consumption be big, there is the equipment complexity in single roller spray band, be difficult to prepare shortcoming such as ultra-thin band, and galvanic deposit has comparatively speaking advantages such as cost is low, the film surface quality is good, film tape thickness wide ranges have been impelled the invention and the development of prepared by electrodeposition metallic film technology.As described in U.S. Pat 1417464 and US1543861, the known technology of fundamental sum is to adopt a rotatable conductive rollers partly to immerse in the electrolytic solution as negative electrode, relative with it have at least a part to immerse anode in the electrolytic solution, between anode and negative electrode, form electric field, just can immerse that a part of outside deposition goes out certain thickness metallic film in the electrolytic solution at cathode roller, when deposited metallic film rotate electrolytic solution after, just can separate zonal metallic film and curl from cathode roller, because the continuous rotation of cathode roller, metal ion also is continuously to be deposited on the cathode roller, thereby successive is prepared metallic film.This preparation method's a bigger shortcoming is exactly that it is in uneven thickness.This is main relevant with its anodic structure formation.For easy for installation, anode is generally made two or more parts, each part is less than quadrntnt, the back is installed like this between each anode part, has a narrow slit, practice finds that this is the major cause that causes the coating film thickness inequality, still can not address this problem fully though investigator afterwards repeatedly improves anode construction.Owing to be subjected to the restriction of cathode roller diameter, the part arc length that immerses in the electrolytic solution is limited in addition, and its sedimentation effect is lower.
Summary of the invention
The purpose of this invention is to provide a kind of sedimentation effect height, have higher surface quality and thickness even metal film continuous electro-deposition devices and methods therefor simultaneously.
According to above-mentioned purpose, technical scheme of the present invention has adopted following technical measures:
1. the metal strip that turns round cyclic motion is as the galvanic deposit base band, because the length of metal strip and width are unrestricted, can infinitely enlarge the galvanic deposit area in theory, therefore increased the electrodeposition efficiency in the unit time, in actual the use, consider the factors such as the excessive increase current density of power, area ununiformity of electroplating power supply, should adopt the bandwidth and the belt length of rational metal strip;
2. metal strip is processed into end to end confining zone, so just be equivalent to keep the upper layer of the cathode roller in the conventional art, the circumference of different is this confining zone can be very big, in electroplating process, can have in the bigger area immersion plating liquid, therefore keep the benefit of common plane band;
3. in order to prepare metallic film continuously, must make closed metal band cyclic motion continuously, designed the support and the drive system of a closed metal band among the present invention, made the most of area maintenance level in the metal strip immersion plating liquid, and made relative movement takes place between the two;
4. adopt the planar anode and make the anode metal strip planar section keeping parallelism relative, can make to deposit on the whole galvanic deposit area evenly with it;
5. adopt the plating tank of appropriate design, make plating bath evenly enter zone between the anode and cathode;
6. adopt driven by servomotor, thereby the movement velocity of confining zone is effectively controlled in the motion of PLC control servomotor, has degree of precision and stability.
Now in conjunction with the accompanying drawings, the present invention is elaborated.
Description of drawings
Accompanying drawing 1 is the structural representation of apparatus for continuous electrodepositing of metallic film of the present invention.
Accompanying drawing 2 is plating tank structural representations.
At accompanying drawing 1, in 2,1 is supporting roll, and 2 is the closed metal band, 3 is galvanic anode, and 4 is the negative electrode brush, and 5 is electroplate liquid, 6 is the supporting roll by driven by servomotor, and 7 is stripper roll, and 8 is electrodeposit metals film band, 9 is washing unit, and 10 is blow-dry device, and 11 is drying unit, 12 is tension-adjusting gear, and 13 is displacement sensor, and 14 are floating roller, 15 is crimping roller, and 16 is the electroplate liquid supplementary device, and 17 and 18 are the fluid infusion case, 19 and 20 is under meter, and 21 is the electroplate liquid circulation device, and 22 is liquid-storing box, 23 is well heater, 24,25 and 26 is strainer, and 27 is recycle pump, 28 is plating tank, 29,30,31,32 and 33 is pipeline, and 34 is rinse bath, 35 is stationary roll, 36,37,38 with 39 for being connected roller, 40 is the casing of plating tank, 41 is dividing plate, 42 and 43 is the overflow groove dividing plate, and 44 is major trough, and 45 and 46 is overflow groove.
Found out by figure, apparatus for continuous electrodepositing of metallic film of the present invention by electroplating bath 28, backing roll 1, by The backing roll 6 of driven by servomotor, closed metal band 2, stripper roll 7, cleaning device 9, blow-dry device 10, drying unit 11, tension-adjusting gear 12, crimping roller 15, electroplate liquid supplementary device 16, plating Liquid circulating device 21, control system and electroplating power supply form.
Backing roll 1 and be in the electroplating bath 28 closed metal band 2 by the backing roll 6 of driven by servomotor Be sleeved between backing roll 1 and the backing roll 6 by driven by servomotor, stripper roll 7 is tightly cut and is leaned on by servo Motor-driven backing roll 6, cleaning device 9, blow-dry device 10, drying unit 11, tension adjustment dress Put 12 and crimping roller 15 successively following closely, and be connected a life by electrodeposit metals film strip 8 Produce on the line, electroplate liquid supplementary device 16 and electroplating liquid circulation device 21 be in electroplating bath 28 the side or The bottom, and electroplating liquid circulation device 21 links to each other electricity by pipeline 29,30,31 with electroplating bath 28 Two fluid infusion casees 17 in the plating bath supplementary device 16 and 18 are respectively by pipeline 32 and 33 and electroplate liquid Liquid reserve tank 22 in the EGR 21 links to each other.
Backing roll 1 and be placed in same level in the electroplating bath 28 by the backing roll 6 of driven by servomotor On the line, and backing roll 6 links to each other with servomotor, and closed metal band 2 is sleeved on backing roll 1 and by servo On the motor-driven backing roll 6, make it to form support and the drive system of closed metal band, make the sealing gold Belong to and be with the motion of 2 continuous circulations, and the maintenance of the latter half in immersion plating liquid level, exist in addition In the electroplate liquid 5, have at least an anode 3 parallel relative with closed metal band 2.
Tightly cut by on the stripper roll 7 by the backing roll 6 of driven by servomotor stripper being installed, work as sealing When the latter half of metal tape 2 and stripper roll 7 tangent leaning on, stripper just will be deposited on closed metal band 2 The metallic film of Lower Half strip down online, enter subsequently in the cleaning device 9.
Cleaning device 9 is by rinse bath 34, stationary roll 35 and be connected roller 36,37 and form.
Tension-adjusting gear 12 is by displacement transducer 13, floating roller 14 and be connected roller 38,39 and form.
Electroplating liquid circulation device 21 by liquid reserve tank 22, heater 23, filter 24, filter 25, Filter 26 and circulating pump 27 form. Heater 23 is in the liquid reserve tank 22, and filter (24) is in In the connecting line (29) between electroplating bath (28) and the liquid reserve tank (22), filter (25) is in electricity In the connecting line (30) between coating bath (28) and the liquid reserve tank (22),, filter 26 is in liquid reserve tank 22 with the connecting line of circulating pump 27 in.
Electroplate liquid supplementary device 16 is made up of two fluid infusion casees 17,18 and two flowmeters 19,20.
Material as the closed metal band 2 of electroplating cathode can be copper, titanium, aluminium and various corrosion resistant In the alloy flexible-belt any, its outer surface must reach mirror status through polishing, and metal tape Inner surface does not then need plated metal, needs to adopt special technology that inner surface treatment is become state of insulation, Make after processing non-conductive, in order to eliminate edge effect, outer surface also need to be processed into state of insulation, or Adopt screening arrangement to eliminate edge effect. This closed metal band 2 drives by backing roll 1 with by servomotor Behind moving backing roll 6 pretensions, produce on tape certain tension force, wherein backing roll 6 by servomotor and Retarder system drives, and can control accurately the movement velocity of closed metal band 2. This closed metal band The horizontal immersion plating liquid of lower plane part certain depth, upper planar section exposes electroplate liquid and negative electrode brush Close contact.
Can be in copper, nickel, iron, cobalt, titanium, aluminium and the various corrosion resistant alloy any as the material of galvanic anode 3.For plating bath is evenly entered between the anode and cathode smoothly, generally anode is processed into nettedly, also can be processed into other shape.
Distance between electroplating cathode and the galvanic anode can be regulated.
The continuous electro-deposition method of metallic film of the present invention is as conductive cathode with the flexible closed metal band 2 that supports by supporting roll 1 with by the supporting roll 6 of driven by servomotor, it is the galvanic deposit base band, be in the plating tank 28, when closed metal band 2 in the rotating process of plating tank 28 internal recycle, the extexine that is immersed in the closed metal band 2 in the electroplate liquid for the treatment of metal refining salt will galvanic deposit layer of metal film band 8, when stripper roll 7 is arrived in lower part motion of closed metal band 2, metallic film band 8 is near stripper roll 7, stripper roll 7 closely contacts with closed metal band 2, and do reversing motion, its effect is on-line automatic stripping metal film and prevents that metallic film from tearing in stripping process, after online the peeling off, again through washing unit 9 on-line cleaning, blow-dry device 10 online drying up, drying unit 11 online oven dry, tension-adjusting gear 12 online adjustment of tonicity are curled into the metallic film roll coil of strip by crimping roller 15 at last; Closed metal band 2 not between movement continuously, constantly circulation and replenishing of electroplate liquid in the plating tank 28, above-mentioned whole process is carried out incessantly continuously, the metallic film band then forms continuously.
In said process, washing unit mainly is the plating bath of flush away metallic film remained on surface, can be that ultrasonic cleaning or water spray clean or multiple mode combined cleaning.Blow-dry device mainly is that drying unit then is the residual water of complete evaporation film surface to the metallic film preliminarily dried after cleaning.Dried metallic film is online curling through crimping roller, and this crimping roller is driven by stepper-motor, can the achieve effective control draw off rate.For draw off rate and sedimentation velocity coupling, and prevent because of the too fast film of pulling apart that curls, before crimping roller, designed one group of tension-adjusting gear, this device is made up of displacement sensor and floating roller, the lower end of displacement sensor links to each other with floating roller, and metallic film is walked around floating roller, the position reaction of floating roller the tension force in the film, displacement sensor is passed to PLC with the position signal of measuring, the speed of PLC control crimping device stepper-motor.
Effectively carry out for guaranteeing galvanic deposit, electroplate liquid 5 in the plating tank 28 must constantly replenish and upgrade, for this reason, liquid-storing box 22, strainer 24,25,26, recycle pump 27, plating tank 28 and respective line are linked to be a loop, 2 grades of PP filter element filterings have all been adopted in electroplate liquid import and exit at liquid-storing box, help the impurity in products that produces in the original impurity and electroplating process in the elimination electroplate liquid, the cleaning that keeps plating bath like this.Form closed circulation between electroplate liquid 5 in the plating tank 28 and the electroplate liquid in the electroplate liquid circulation device 21, after electroplate liquid in the plating tank 28 uses, by the road 29,30 and strainer 24,25 filter in the liquid-storing box 22 of back input electroplate liquid circulation devices, fluid infusion case 17,18 in the electroplate liquid supplementary device 16 is constantly added new electroplate liquid in liquid-storing box 22, that purify after filtration and fresh electroplate liquid form online circulation again by recycle pump 27 input plating tanks 28.
In order to control bath temperature, in liquid-storing box, laid one group of well heater, 23 heating plating baths, the temperature of plating bath adopts the working order of sensor measurement feedback control well heater, makes plating bath remain at optimal depositing temperature.Behind the plating bath circulation certain hour in the liquid-storing box, concentration of metal ions in the plating bath will descend, at this moment just can replenish electroplate liquid by the electroplate liquid supplementary device, its magnitude of recruitment adds by the ampere-hour meter dominant discharge meter on the electroplating power supply, makes the ionic concn in the plating bath return to suitable zone.If therefore plating pure metal film then need respectively to replenish main salt electroplate liquid and electroplate annex solution needs two groups of liquid supply devices, deposition binary alloy film then needs two kinds of main salt electroplate liquids and electroplates annex solution, therefore needs three groups of liquid supply devices, and the rest may be inferred.
Electroplating power supply can adopt the direct current or the pulse power to carry out galvanic deposit.Crimping roller 15 is driven by stepper-motor.
In whole electrodeposition process, in order to satisfy different electrodeposition technologies, the Controlling System of this equipment adopts PLC control, and touch screen human-computer interface has control conveniently, the advantage that level of automation is high.Controlling System adopts PLC control, and man-machine interface adopts touch-screen, can control bath temperature, servomotor kinestate, stepper-motor kinestate.
The electroplate liquid that continuous electro-deposition method of the present invention is adopted is the vitriol electroplate liquid.Treat the vitriol 80～300g/L of metal refining, conducting salt uses muriate salt 30～80g/L, buffer reagent 20～100g/L, complexing agent 30～80g/L, brightening agent 1～6g/L, auxiliary 0.1～1.0g/L.
The concrete processing parameter of continuous electrodepositing of metallic film method of the present invention is as follows: 50～70 ℃ of electrodeposition temperatures; The pH value scope 2.5～4.0 of electrolytic solution; Galvanic deposit cathode current density 1.0～10.0A/dm2; Electrodeposition time is 5～50min; Plating bath adopts the flow circuit mode to stir; Ratio of cathodic to anodic area 1 in the electrodeposition process: (2.0～5.0); Cathode and anode spacing is 10～30mm; Cathode motion speed 5～20m/h.
The concrete processing step of continuous electrodepositing of metallic film method of the present invention is as follows:
(1) in liquid-storing box 22, pack into the electroplate liquid for preparing and mixing, the various main salt electroplate liquid and the annex solution of packing in the fluid infusion case 17,18 and preparing, standby;
(2) open recycle pump 27 and in plating tank 28, inject electroplate liquid to overflowing;
(3) open electroplating power supply, the galvanic deposit parameter is set, stationary state is deposit film for some time on metal strip 2;
(4) servomotor kinematic parameter and stepper-motor motion initial parameter are set on touch-screen, the beginning continuous coating;
(5) when 2 motions of closed metal band, the part that is immersed in the plating bath will deposit the last layer metallic film, after depositing metal films rotates plating bath, the metallic film of galvanic deposit metallic film when cutting by stripper roll is stripped from, after peeling off through washing unit 9 clean, blow-dry device 10 dries up, drying unit 11 oven dry, tension-adjusting gear 12 adjustment of tonicity, curl by crimping roller 15 at last;
(6) closed metal band 2 uninterruptedly moves, constantly circulation and additional of liquid in the plating tank 28, and above-mentioned preparation process can be carried out continuously.
Adopt continuous electrodepositing of metallic film preparation facilities of the present invention and method, can prepare thickness is 5～100 μ m, and width is the metallic film of 5～1000mm.The performance of metallic film can reach following index: saturation induction density is 0.8～1.2T, and coercive force is 0.20～0.80Oe, and maximum initial permeability is 4.0 * 10
4～6.0 * 10
4, tensile strength is 1.2～2.0Gpa, resistivity is 30～50 μ Ω cm.Compared with prior art, the present invention has following advantage:
1. adopt the galvanic deposit mode to prepare metallic film, can prepare multiple metallic film, and with low cost, save energy;
2. thickness of metal film that can prepare and width range are big;
3. by the ribbon electroplating cathode, solve many shortcomings of roll-type filming equipment, made negative electrode change simple, width-adjustable, and the electrodeposition efficiency height, the plated film good evenness, the metallic film surface quality of preparation is good;
4. automation degree of equipment height provided by the invention, easy to operate.
Embodiment
Embodiment
According to the continuous electro-deposition device and method of metallic film of the present invention, prepared three batches of metallic films, the chemical ingredients of three batches of metallic films is as shown in table 1.
The concrete processing step of preparation is as follows:
1. be equipped with electroplate liquid, table 2 is listed the concrete component of three batches of electroplate liquids, and the electroplate liquid that is equipped with is added plating tank 28, liquid-storing box 22 and fluid infusion case 17,18.
2. prepare conductive cathode and anode, the conductive cathode of preparing and anode and have related parameter as shown in table 3.Conductive cathode is selected flexible good metal strip for use, and prepare on request, and be sleeved on the plating tank interior supporting roll 1 and supporting roll 6, and end to end, its anode is selected sheet material for use, also prepares on request, and the bottom of making and settlement in plating tank, parallel with metal strip.
3. open recycle pump 27 and inject electroplate liquid to overflowing in electroplating major trough 28, the plating bath speed of circulation is listed in the table 4.
4. set the galvanic deposit current density, calculate the size of current that needs, open electroplating power supply, the galvanic deposit parameter is set, stationary state deposit film 10 minutes on metal strip according to the area of cathodic metal band; Galvanic deposit parameter and have related parameter as shown in table 4.
5. servomotor kinematic parameter and stepper-motor motion initial parameter are set, the beginning continuous coating on touch-screen.
6. when 2 motions of closed metal band, the part that is immersed in the electroplate liquid will deposit the last layer metallic film, after metallic film rotates plating bath, the metallic film of galvanic deposit after stripper roll 7 is peeled off through washing unit 9 clean, blow-dry device 10 dries up, drying unit 11 oven dry, tension-adjusting gear 12 adjustment of tonicity, curl by crimping roller 15 at last, make metallic film of the present invention.
7. closed metal band 2 uninterruptedly moves, constantly circulation and additional of electroplate liquid in the plating tank 28, and above-mentioned preparation process can be carried out continuously.
Three batches of made metallic films are carried out performance test, and test result is listed in the table 5.
The chemical ingredients (atomic percent) of table 1 embodiment alloy firm
The component (g/L) of table 2 embodiment electrolytic aqueous solution
Table 3 embodiment conductive cathode and anode and related parameter is arranged
The processing parameter of table 4 embodiment galvanic deposit
Table 5 embodiment The performance test results
Claims (14)
1. apparatus for continuous electrodepositing of metallic film is characterized in that this device is made up of plating tank (28), closed metal band (2), supporting roll (1), supporting roll (6), stripper roll (7), washing unit (9), blow-dry device (10), drying unit (11), tension-adjusting gear (12), crimping roller (15), electroplate liquid supplementary device (16), electroplate liquid circulation device (21), Controlling System and electroplating power supply by driven by servomotor;
Supporting roll (1) and be in the plating tank (28) by the supporting roll (6) of driven by servomotor, closed metal band (2) is sleeved on supporting roll (1) and the supporting roll (6) by driven by servomotor, stripper roll (7) is close to the supporting roll (6) by driven by servomotor, washing unit (9), blow-dry device (10), drying unit (11), tension-adjusting gear (12) and crimping roller (15) are successively following closely, and be connected on the production line by electrodeposit metals film band (8), electroplate liquid supplementary device (16) and electroplate liquid circulation device (21) are in the side or the bottom of plating tank (28), and electroplate liquid circulation device (21) is by pipeline (29,30,31) link to each other two fluid infusion casees (17 in the electroplate liquid supplementary device (16) with plating tank (28), 18) respectively by pipeline (32,33) link to each other with liquid-storing box (22) in the electroplate liquid circulation device (21).
2. device according to claim 1, it is characterized in that washing unit (9) by rinse bath (34), immerse liquid stationary roll (35) be connected roller (36,37) and form.
3. device according to claim 1 is characterized in that tension-adjusting gear (12) is by displacement sensor (13), floating roller (14) be connected roller (38,39) and form.
4. device according to claim 1 is characterized in that electroplate liquid circulation device (21) is made up of liquid-storing box (22), well heater (23), three strainers (24,25,26) and recycle pump (27); Well heater (23) is in the liquid-storing box (22).
5. device according to claim 1 is characterized in that electroplate liquid supplementary device (16) is made up of two fluid infusion casees (17,18) and two under meters (19,20).
6. device according to claim 1 is characterized in that plating tank (28) is made up of casing (40), dividing plate (41) and two overflow groove dividing plates (42,43); Two overflow groove dividing plates (42,43) and vertical connection of dividing plate (41) are in the bottom of casing (40), combine with casing (40), make and form major trough (44) and two overflow grooves (45,46) in the plating tank (28).
7. continuous electro-deposition method of utilizing the metallic film that the described apparatus for continuous electrodepositing of metallic film of claim 1 carried out, it is characterized in that to be in the interior flexible closed metal band (2) of plating tank (28) as the galvanic deposit base band, when closed metal band (2) in the rotating process of plating tank (28) internal recycle, the lower part that is immersed in the electroplate liquid will galvanic deposit layer of metal film band (8), this metallic film band (8) is after online the peeling off of stripper roll (7), again through washing unit (9) on-line cleaning, online the drying up of blow-dry device (10), online oven dry of drying unit (11) and the online adjustment of tonicity of tension-adjusting gear (12) are curled into the metallic film roll coil of strip by crimping roller (15) at last; The uninterrupted movement continuously of closed metal band (2), constantly circulation and additional of electroplate liquid in the plating tank (28), above-mentioned whole process is carried out incessantly continuously, and metallic film band (8) then forms continuously.
8. the continuous electro-deposition method of metallic film according to claim 7, it is characterized in that supporting roll (1) and be placed on the same sea line in the plating tank (28) by the supporting roll (6) of driven by servomotor, make it to form the support and the drive system of closed metal band, closed metal band (2) is as the galvanic deposit base band, driven and made continuous cyclic motion, and the lower part in the immersion plating liquid keeps horizontality, its top closely contacts with negative electrode brush (4), its underpart is immersed to contain and is remained in the electroplate liquid (5) of sedimentary metal-salt, and right with at least one anode (3) parallel surface.
9. the continuous electro-deposition method of metallic film according to claim 7, it is characterized in that forming closed circulation between electroplate liquid (5) in the plating tank (28) and the electroplate liquid in the electroplate liquid circulation device (21), after electroplate liquid in the plating tank (28) uses, by the road (29,30) and strainer (24,25) filter in the liquid-storing box (22) of back input electroplate liquid circulation device, fluid infusion case (17 in the electroplate liquid supplementary device (16), 18) then in liquid-storing box (22), constantly add new electroplate liquid, that purify and fresh electroplate liquid form the online circulation of electroplate liquid again by recycle pump (27) input plating tank (28).
10. the continuous electro-deposition method of metallic film according to claim 7, it is characterized in that material as the closed metal band (2) of electroplating cathode is any in stainless steel, copper, titanium, the aluminium, its outside surface must reach mirror status through polishing, and internal surface is non-conductive after treatment.
11. the continuous electro-deposition method of metallic film according to claim 7 is characterized in that material as galvanic anode (3) is any in stainless steel, copper, nickel, iron, cobalt, titanium, the aluminium.
12., it is characterized in that the distance between electroplating cathode and the galvanic anode can be regulated according to the continuous electro-deposition method of claim 7,10 or 11 described metallic films.
13. the continuous electro-deposition method of metallic film according to claim 7 is characterized in that any one carries out galvanic deposit in the electroplating power supply employing direct current or the pulse power.
14. the continuous electro-deposition method of metallic film according to claim 7 is characterized in that Controlling System adopts PLC control, man-machine interface adopts touch-screen, can control bath temperature, servomotor kinestate and stepper-motor kinestate.
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|---|---|---|---|---|
| CN1053818A (en) * | 1989-09-13 | 1991-08-14 | 古尔德有限公司 | The processing method and the electrolytic solution that are used for the controlled paillon foil of printed circuit board (PCB) and its character and produce this paillon foil |
| CN1189544A (en) * | 1997-01-30 | 1998-08-05 | 天津市有色金属研究所 | Method and appts. for continuously electrolytic deposition on conductive multiporous mesh belt |
| CN1523137A (en) * | 2003-02-17 | 2004-08-25 | 未来金属株式会社 | Apparatus and process for manufacturing metallic fiber by electromoulding |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053818A (en) * | 1989-09-13 | 1991-08-14 | 古尔德有限公司 | The processing method and the electrolytic solution that are used for the controlled paillon foil of printed circuit board (PCB) and its character and produce this paillon foil |
| CN1189544A (en) * | 1997-01-30 | 1998-08-05 | 天津市有色金属研究所 | Method and appts. for continuously electrolytic deposition on conductive multiporous mesh belt |
| CN1523137A (en) * | 2003-02-17 | 2004-08-25 | 未来金属株式会社 | Apparatus and process for manufacturing metallic fiber by electromoulding |
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| CN1793434A (en) | 2006-06-28 |
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