CN116695216A - Film electroplating system and electroplating process - Google Patents

Abstract

The application discloses a film electroplating system and an electroplating process, wherein the film electroplating system comprises unreeling equipment, preplating equipment, electroplating equipment, cleaning equipment, antioxidation equipment, drying equipment and reeling equipment, wherein the unreeling equipment is used for unreeling a film, the film passes through the preplating equipment, the electroplating equipment, the cleaning equipment, the antioxidation equipment and the drying equipment in sequence and is reeled in the reeling equipment, the electroplating equipment comprises a conveying device and a stripping and hanging device, the conveying device comprises a steel belt and a conductive clamp arranged on the steel belt, and the stripping and hanging device is used for cleaning the steel belt and the conductive clamp. According to the application, the stripping and hanging device is arranged to clean plating layers on the conductive clips and electroplating liquid crystals on the steel belt, so that the conductive clips and the steel belt can work stably and normally, the conveying device can stably pull the film to walk in electroplating equipment, and stably supply cathode power to the film, so that a conductive layer is plated on the surface of the film.

Description

Film electroplating system and electroplating process

Technical Field

The application relates to the technical field of film electroplating, in particular to a film electroplating system and an electroplating process.

Background

The electroplating process of the film electroplating equipment is pulled by a conveying device, the two sides of the film are clamped by the conductive clamps, and the conductive clamps are driven to move by the steel belt, so that the film is brought into the electroplating solution for electroplating. The running stability of the steel belt plays a vital role in the electroplating quality of the film, but the conventional steel belt has a plurality of problems in running.

For example, after a period of operation of the delivery device, the conductive clip entering the plating solution is reverse plated with a layer of metal (also copper, gold, nickel, silver, etc.), which affects the quality of the film. The existing stripping device is mainly used for removing a plating layer on the conductive clamp through the stripping device by arranging the stripping device on the electroplating equipment, but the existing stripping device is generally used for stripping the conductive clamp by only adopting static liquid soaking, the steel belt is not treated, electroplating liquid is splashed onto the steel belt in the running process of the conveying device, and the electroplating liquid on the steel belt can dry and crystallize to influence the service life of the steel belt.

The above disadvantages are to be improved.

Disclosure of Invention

In order to solve the problems that the existing stripping device generally only adopts static liquid to soak a conductive clamp for stripping and hanging, but does not process a steel belt, electroplating liquid is splashed onto the steel belt in the running process of a conveying device, and the electroplating liquid on the steel belt is dried and crystallized to influence the service life of the steel belt, the application provides a film electroplating system and an electroplating process.

The technical scheme of the application is as follows:

the utility model provides a film electroplating system, includes unreeling equipment, preplating equipment, electroplating equipment, cleaning equipment, oxidation resisting equipment, drying equipment and rolling equipment, unreeling equipment emits the film, the film passes through in proper order preplating equipment electroplating equipment cleaning equipment oxidation resisting equipment with drying equipment, the rolling in rolling equipment, including conveyor and shell and hang the device in the electroplating equipment, conveyor includes the steel band and sets up conductive clamp on the steel band, shell and hang the device and be used for cleaning up steel band and conductive clamp.

The film electroplating system comprises a peeling and hanging groove, wherein a plurality of partition plates are arranged in the peeling and hanging groove, the partition plates divide the peeling and hanging groove into a plurality of working sections, each working section comprises a soaking section, a spraying section and a drying section, peeling and hanging liquid used for soaking a conductive clamp is arranged in the soaking section, a spraying pipe is arranged in the spraying section, the spraying section is used for flushing the conductive clamp and a steel belt, and the drying section is used for drying the conductive clamp.

Further, a plurality of spray pipes with different water outlet directions are arranged in the soaking section.

The film electroplating system comprises a conveying device, wherein the conveying device is arranged on two sides of a film, the conveying device comprises a tensioning mechanism, the tensioning mechanism comprises a fixing seat, a movable seat is connected to the fixing seat in a sliding mode, a roller wheel used for sleeving a steel belt is arranged on the movable seat, an adjusting assembly is connected between the fixing seat and the movable seat, the adjusting assembly is used for driving the movable seat to slide on the fixing seat, and the horizontal distance between the fixing seat and the movable seat is changed to enable the steel belt to be tensioned.

Further, the adjusting component comprises an installation seat connected with the fixed seat, a driving piece and a screw rod are arranged on the installation seat, the driving piece is in transmission connection with the screw rod, one end of the screw rod is connected with the movable seat, and the driving piece is used for driving the screw rod to rotate so as to change the horizontal distance between the fixed seat and the movable seat; the movable seat is provided with a connecting plate, one end of the screw rod is connected with a connecting column penetrating through the connecting plate, a spring is sleeved outside the connecting column, and two ends of the spring respectively prop against between the end part of the connecting column and the connecting plate.

The film electroplating system comprises a conveying device, wherein the conveying device comprises a speed measuring mechanism, the speed measuring mechanism comprises a mounting plate, a movable plate is arranged on the mounting plate in a sliding mode, an encoder is arranged on the movable plate, a speed measuring wheel is arranged on a rotating shaft of the encoder, an elastic piece for adjusting the relative position of the mounting plate and the movable plate is arranged between the mounting plate and the movable plate, and the elastic piece is used for keeping the outer circular surface of the speed measuring wheel and the steel belt in butt joint.

The film electroplating system comprises a conveying device, wherein the conveying device comprises two symmetrically arranged mounting frames, a slide way is arranged between the mounting frames, a guide module is hung on the slide way in a sliding mode, a plurality of groups of conductive brushes are arranged on two sides of the guide module, the conductive brushes are in a group, each group of conductive brushes are respectively and rotatably connected with the two mounting frames, an elastic traction piece is arranged between the conductive brushes, and the elastic traction piece is used for dragging each group of conductive brushes to be close to each other and cling to the guide module.

The film electroplating system comprises a conductive lower clamp, an upper clamp guide plate is arranged on the conductive lower clamp, a conductive upper clamp is connected to the upper clamp guide plate in a sliding manner, a cross rod is arranged on the upper clamp guide plate, a first guide piece is arranged at the end of the cross rod, a push rod is connected to the cross rod in a horizontal sliding manner, a second guide piece matched with the first guide piece is arranged at the first end of the push rod, a guide rail for changing the center distance between the first guide piece and the second guide piece is arranged between the first guide piece and the second guide piece, a jacking inclined block is arranged at the second end, close to the push rod, of the conductive upper clamp, and the push rod is used for pushing the jacking inclined block to open the conductive upper clamp and the conductive lower clamp.

The conductive clamp comprises a conductive lower clamp, a conductive upper clamp which is connected with the conductive lower clamp in a sliding manner, a movable guide piece is arranged on the conductive upper clamp, a fixed guide piece is arranged on the conductive lower clamp, a guide rail is arranged between the movable guide piece and the fixed guide piece, the distance between the fixed guide piece and the movable guide piece is changed through the thickness change of the guide rail, and the conductive upper clamp is used for driving the conductive upper clamp to slide up and down relative to the conductive lower clamp to realize the opening clamp and the closing clamp of the conductive upper clamp.

A film electroplating process, which is applied to the film electroplating system, comprises the following steps:

s1, unreeling: the film roll to be plated is initially placed on unreeling equipment and released through the unreeling equipment;

s2, preplating: firstly, entering a film to be plated released by the unreeling equipment into a pre-plating device, pre-plating the film to be plated by the pre-plating device, and plating a layer of plating layer on the surface of the film to be plated in advance;

s3, electroplating: the film after preplating enters electroplating equipment, both sides of the film are clamped by conductive clamps in the electroplating equipment, then the conductive clamps are driven by a steel belt to move, the conductive clamps drive the film to move in the electroplating equipment and supply cathode power to the film, a layer of electroplated layer is deposited on the surface of the film in the moving process, the film moves to the tail end of the electroplating equipment and is separated from the conductive clamps, and the steel belt and the conductive clamps are cleaned by a stripping and hanging component;

s4, cleaning: the electroplated film enters cleaning equipment, and the cleaning equipment sprays, soaks and sprays the upper surface and the lower surface of the film to remove the residual plating solution on the upper surface and the lower surface of the film;

s5, antioxidation: the cleaned film enters an antioxidation device, and the antioxidation device is coated with a layer of antioxidation film on a plating layer of the film;

s6, drying: the film subjected to the antioxidation treatment enters drying equipment, and residual antioxidation liquid on the surface of the film is removed;

s7, winding: the dried film enters a winding device, and the winding device winds the film into a roll.

According to the scheme, the stripping and hanging device is arranged to clean plating layers on the conductive clips and electroplating liquid crystals on the steel strip, so that the conductive clips and the steel strip can work stably and normally, the conveying device can stably pull the film to walk in electroplating equipment, and cathode power is stably supplied to the film, so that a conductive layer is plated on the surface of the film.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the present application;

FIG. 2 is a schematic top view of the present application;

FIG. 3 is a schematic view of a part of the conveying apparatus according to the present application;

FIG. 4 is a schematic view of the tensioning mechanism of the present application;

FIG. 5 is an enlarged view of the structure of FIG. 4 at A;

FIG. 6 is a schematic structural view of a stripping device according to the present application;

FIG. 7 is a schematic diagram of a speed measuring mechanism according to the present application;

FIG. 8 is a schematic perspective view of a conductive device according to the present application;

FIG. 9 is a schematic top view of a portion of a conductive device according to the present application;

fig. 10 is a schematic structural view of a conductive clip in embodiment 1 of the present application;

FIG. 11 is a schematic view showing the structure of a conductive clip according to embodiment 2 of the present application;

fig. 12 is a process flow diagram of the present application.

Wherein, each reference sign in the figure: 1. unreeling equipment; 2. a pre-plating device; 3. electroplating equipment; 301. a conveying device; 302. a steel strip; 303. a conductive clip; 304. a conductive lower clip; 305. a conductive upper clamp; 306. an upper clamping guide plate; 307. a cross bar; 308. a first guide; 309. a push rod; 310. a second guide; 311. a guide rail; 312. jacking the sloping block; 313. a movable guide; 314. fixing the guide member; 315. a tensioning mechanism; 316. a fixing seat; 317. a movable seat; 318. a roller; 319. an adjustment assembly; 320. a mounting base; 321. a driving member; 322. a screw; 323. a connecting plate; 324. a connecting column; 325. a spring; 326. a speed measuring mechanism; 327. a mounting plate; 328. a movable plate; 329. an encoder; 330. a tachometer wheel; 331. an elastic member; 332. a conductive device; 333. a mounting frame; 334. a slideway; 335. a guide module; 336. a conductive brush; 337. an elastic traction member; 338. a stripping and hanging device; 339. stripping and hanging grooves; 340. a partition plate; 341. a soaking section; 342. a spraying section; 343. a drying section; 344. a shower pipe; 4. a cleaning device; 5. an antioxidant device; 6. a drying device; 7. winding equipment; 8. a film.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

It will be understood that when an element is referred to as being "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly on the other element. The directions or positions indicated by the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are directions or positions based on the drawings, and are merely for convenience of description and are not to be construed as limiting the present technical solution. The terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "multiple" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one, unless specifically defined otherwise.

Example 1

As shown in fig. 1 and 2, a film electroplating system according to an embodiment of the present application includes an unreeling device 1, a preplating device 2, an electroplating device 3, a cleaning device 4, an antioxidation device 5, a drying device 6 and a reeling device 7, wherein the unreeling device 1 releases a film 8, the film 8 sequentially passes through the preplating device 2, the electroplating device 3, the cleaning device 4, the antioxidation device 5 and the drying device 6, and is reeled in the reeling device 7, the electroplating device 3 includes a conveying device 301 and a stripping device 338, the conveying device 301 includes a steel strip 302 and a conductive clip 303 disposed on the steel strip 302, and the stripping device 338 is used for cleaning the steel strip 302 and the conductive clip 303.

In this embodiment, the film 8 to be plated is discharged from the unreeling device 1, sequentially passes through the pre-plating device 2, the electroplating device 3, the cleaning device 4, the antioxidation device 5 and the drying device 6, and finally the reeling device reels the film 8 after the electroplating treatment. The film 8 is subjected to pre-plating treatment in the pre-plating equipment 2, and a layer of plating layer is plated on the surface of the film 8 in advance, so that the surface performance of the film 8 is improved, and the electroplating is facilitated. After the film 8 is preplated, the film 8 enters the electroplating equipment 3, and the film 8 is subjected to electroplating treatment in the electroplating equipment 3, namely, a conductive layer is deposited on the surface of the film 8. The film 8 is pulled and walked by the conveying device 301 in the electroplating equipment 3, and cathode power is supplied to the film 8 by the conveying device 301, and the outer side of the conductive clamp 303 extending into the electroplating liquid is plated with a layer of metal in the process of electroplating the film 8, so that the conductivity of the conductive clamp 303 is affected; in addition, plating solution can splash onto the steel strip 302, and the dried plating solution crystallizes on the steel strip 302, affecting the life of the steel strip 302. After the conductive clip 303 and the steel strip 302 pass through the stripping device 338, the stripping device 338 removes the plating on the conductive clip 303 and the dried crystals on the steel strip 302, so that the conveying device 301 can normally operate. After the film 8 is electroplated, the film enters the cleaning equipment 4, and the residual plating solution on the surface of the film 8 is cleaned in the cleaning equipment 4, so that the corrosion of the plating solution on the film 8 is reduced. After the film 8 is washed, the film enters the antioxidation equipment 5, and a layer of antioxidation film is coated on the surface of the film 8 in the antioxidation equipment 5, and the antioxidation film protects the coating and the film 8. After the film 8 is coated with an antioxidant film, the film enters the drying equipment 6, and the antioxidant liquid on the surface of the film 8 is dried. And after the film 8 is dried, winding the film on a winding device 7 for winding.

In this embodiment, the stripping device 338 is provided to clean the plating layer on the conductive clip 303 and the electroplating solution crystal on the steel strip 302, so as to ensure that the conductive clip 303 and the steel strip 302 can work stably and normally, and thus the conveying device 301 can stably pull the film 8 to walk in the electroplating equipment 3, and stably supply a cathode power supply to the film 8, so that a conductive layer is plated on the surface of the film 8.

As shown in fig. 6, in a preferred embodiment, the stripping device 338 includes a stripping groove 339, a plurality of separators 340 are disposed in the stripping groove 339, the separators 340 divide the stripping groove 339 into a plurality of working sections, the working sections include a soaking section 341, a spraying section 342 and a drying section 343, stripping liquid for soaking the conductive clip 303 is contained in the soaking section 341, a plurality of spouting pipes with different water outlet directions are disposed in the soaking section 341, a spraying pipe 344 is disposed in the spraying section 342, the spraying section 342 is used for flushing the conductive clip 303 and the steel strip 302, and the drying section 343 is used for drying the conductive clip 303.

In this embodiment, the plurality of separators 340 in the stripping groove 339 divide the stripping groove 339 into a plurality of working sections, each working section has different functions, and the stripping process of the conductive clip 303 and the steel strip 302 is more efficient. The stripping and hanging groove 339 comprises a soaking section 341, a spraying section 342 and a drying section 343, and can thoroughly clean the conductive clamp 303 and the steel belt 302 so as to ensure that the conductive clamp 303 can always maintain good conductivity and ensure that the steel belt 302 can normally operate.

In the use process, the conductive clip 303 is driven by the steel belt 302 to sequentially pass through the soaking section 341, the spraying section 342 and the drying section 343 in the working section, stripping liquid is injected into the soaking section 341, and the stripping liquid can effectively infiltrate the conductive clip 303, which usually requires a certain time. By providing a plurality of soaking sections 341, the conductive clip 303 can be soaked for a sufficient period of time to ensure that the stripping solution is able to adequately contact the conductive clip 303 and slowly dissolve away the metal material deposited on the conductive clip 303. In addition, in this embodiment, the soaking section 341 is provided with a plurality of jet pipes, the jet ports on the plurality of jet pipes are oriented differently, the jet pipes are communicated with a water inlet pipe, a plurality of jet ports are provided on the side wall of the jet pipe, and the jet pipes can rotate the jet pipes, so that the orientation of the jet ports is adjusted, and the adjustment is convenient according to the production requirement. The cleaning liquid is supplied to the jet flow pipe through the water inlet pipe, and the spray effect can be enhanced through the openings on the side wall of the jet flow pipe, so that the stripping liquid can sufficiently wash the conductive clamps 303, sediment on the surfaces of the conductive clamps 303 can be well removed, and the contact surface between the conductive clamps 303 and the film 8 is ensured to be clean. In addition, the jet flow ports of the jet flow pipes face different directions, so that the soaking liquid can form liquid flow circulation in the stripping groove 339 to promote liquid mixing and distribution, and the stripping liquid is more uniformly distributed in the whole stripping groove 339, so that the cleaning efficiency is improved. The spray pipe 344 in the spray section 342 is used to spray cleaning liquid onto the conductive clips 303 and the steel strip 302 to rinse off the stripping liquid and residual metal. Finally, the drying section 343 is used for air-drying the conductive clip 303 and the steel belt 302, and removing the residual liquid on the conductive clip 303, so that the conductive clip 303 and the steel belt 302 are kept clean and dry before working again, and corrosion caused by the residual liquid is avoided.

In this embodiment, by setting a plurality of different working sections, the deposited metal of the conductive clip 303 in the electroplating apparatus 3 can be effectively removed, and the electroplating liquid on the steel strip 302 is prevented from drying and crystallizing, so that the normal operation of the conductive clip 303 and the steel strip 302 is ensured, and the electroplating apparatus 3 can maintain a good working state, and long-term stable operation of the electroplating apparatus is ensured. Through setting up a plurality of orientation spout pipes for spout mouthful orientation on a plurality of spout pipes is different, and can rotate the spout pipe, adjusts the orientation of spout mouthful, is convenient for adjust according to the production needs, promotes liquid mixing and distribution, improves cleaning efficiency.

As shown in fig. 3 to 5, in a preferred embodiment, the conveying device 301 is disposed on two sides of the film 8, the conveying device 301 includes a tensioning mechanism 315, the tensioning mechanism 315 includes a fixed base 316, a movable base 317 is slidably connected to the fixed base 316, a roller 318 for supporting the steel belt 302 is disposed on the movable base 317, an adjusting component 319 is connected between the fixed base 316 and the movable base 317, and the adjusting component 319 is used for driving the movable base 317 to slide on the fixed base 316, so as to change the horizontal distance between the fixed base 316 and the movable base 317 to tension the steel belt 302.

The adjusting component 319 comprises an installation seat 320 connected with the fixed seat 316, a driving piece 321 and a screw rod 322 are arranged on the installation seat 320, the driving piece 321 is in transmission connection with the screw rod 322, one end of the screw rod 322 is connected with the movable seat 317, and the driving piece 321 is used for driving the screw rod 322 to rotate so as to change the horizontal distance between the fixed seat 316 and the movable seat 317; the movable seat 317 is provided with a connecting plate 323, one end of the screw 322 is connected with a connecting column 324 penetrating through the connecting plate 323, a spring 325 is sleeved outside the connecting column 324, and two ends of the spring 325 respectively prop against between the end part of the connecting column 324 and the connecting plate 323.

When the embodiment is used, the steel strip 302 is first sleeved on the two rollers 318, then the movable seat 317 is driven to slide on the fixed seat 316 by the adjusting component 319, the horizontal distance between the fixed seat 316 and the movable seat 317 is changed, one roller 318 is fixed, the other roller 318 slides along with the movable seat 317, the center distance between the two rollers 318 is changed, and the tensioning degree of the steel strip 302 is correspondingly changed, so that the tensioning degree of the steel strip 302 is adjusted. When the steel strip 302 reaches the desired degree of tension, the adjustment assembly 319 stops driving the sliding of the movable base 317, thereby maintaining the tension of the steel strip 302, so that the steel strip 302 can stably run, and the film 8 is stably driven to travel in the electroplating apparatus 3.

Specifically, when the tension of the steel belt 302 is adjusted, the driving member 321 is first rotated, then the driving member 321 drives the screw 322 to rotate through the transmission device, the screw 322 rotates on the mounting seat 320, and simultaneously the screw 322 moves axially, and the screw 322 drives the movable seat 317 to slide on the fixed seat 316, so as to change the horizontal distance between the fixed seat 316 and the movable seat 317, and further adjust the tension of the steel belt 302.

Specifically, the technician manually drives the driving member 321 to rotate, and the driving member 321 and the screw 322 are driven by the helical gear set to drive the screw 322 to rotate, so as to change the horizontal distance between the fixed seat 316 and the movable seat 317, and further change the tensioning state of the steel belt 302. The tensioning degree of the steel belt 302 is continuously changed in the running process, the spring 325 has good elasticity, and can stretch and retract along with the tensioning degree change of the steel belt 302, so that the tensioning degree of the steel belt 302 can be automatically adjusted in real time, the steel belt 302 is prevented from being excessively tensioned or excessively loosened, the steel belt 302 is protected, the service life of the steel belt 302 is ensured, and the working stability of equipment is improved.

When in actual use, the driving piece 321 can also be a motor, and the motor can also realize automatic control and remote control, thereby improving the convenience and the precision of operation. By using the motor as a driving member, the stability and reliability of the device are further improved.

In a preferred embodiment, as shown in fig. 7, the conveying device 301 includes a tachometer 326, the tachometer 326 includes a mounting plate 327, a movable plate 328 is slidably disposed on the mounting plate 327, an encoder 329 is mounted on the movable plate 328, a tachometer wheel 330 is disposed on a rotating shaft of the encoder 329, an elastic member 331 for adjusting a relative position of the mounting plate 327 and the movable plate 328 is disposed between the mounting plate 327 and the movable plate 328, and the elastic member 331 is used for keeping an outer circumferential surface of the tachometer wheel 330 in abutment with the steel belt 302.

In this embodiment, when the steel belt 302 is running, the outer circumferential surface of the tachometer wheel 330 contacts with the surface of the steel belt 302, the tachometer wheel 330 rotates along with the running of the steel belt 302 under the action of friction force, the tachometer wheel 330 then drives the rotating shaft of the encoder 329 to rotate, the encoder 329 converts the rotating speed signal into an electrical signal, and then the data processing unit calculates the speed of the steel belt 302. The movable plate 328 can slide on the mounting plate 327 according to the position of the steel belt 302, so that the tachometer wheel 330 is in stable contact with the steel belt 302, friction force between the tachometer wheel 330 and the steel belt 302 is ensured, the linear speeds of the tachometer wheel 330 and the steel belt 302 are the same, and accuracy of speed measurement is ensured. The tension of the steel belt 302 changes at the moment in the running process, the contact force between the tachometer wheel 330 and the steel belt 302 is weakened or enhanced due to the change of the tension of the steel belt 302, the elastic piece 331 is used for ensuring the tight contact between the tachometer wheel 330 and the steel belt 302, the elastic piece 331 is used for adjusting the relative positions of the movable plate 328 and the mounting plate 327, when the tension of the steel belt 302 is reduced, the steel belt 302 is loosened, the movable plate 328 is driven by the elastic piece 331 to slide on the mounting plate 327, and the movable plate 328 and the mounting plate 327 are far away from each other, so that the tachometer wheel 330 is tightly attached to the steel belt 302; when the tension of the steel belt 302 increases, the steel belt 302 tightens, the steel belt 302 presses the tachometer wheel 330, and the tachometer wheel 330 pushes the movable plate 328 to slide on the mounting plate 327, so that the elastic member 331 is restored to the original state. The elastic piece 331 automatically adjusts the distance and the contact force between the tachometer wheel 330 and the steel belt 302, so that the tachometer mechanism 326 can accurately measure the speed of the steel belt 302 all the time, and the measurement accuracy is improved.

The steel belt 302 transmission speed measuring mechanism 326 in the embodiment is provided with the elastic piece 331 and the movable plate 328, the movable plate 328 can adapt to the change of the tension degree of the steel belt 302 under the action of the elastic piece 331, the tight contact between the speed measuring wheel 330 and the steel belt 302 is kept, the transmission speed is accurately measured, the electroplating process is conveniently monitored and controlled, and the electroplating quality is ensured.

As shown in fig. 8 and 9, in a preferred embodiment, the conveying device 301 includes a conductive device 332, the conductive device 332 includes two symmetrically arranged mounting frames 333, a slide way 334 is arranged between the two mounting frames 333, a guide module 335 is slidably suspended on the slide way 334, a plurality of groups of conductive brushes 336 are arranged on two sides of the guide module 335, the two conductive brushes 336 are in a group, each group of conductive brushes 336 is respectively and rotatably connected to the two mounting frames 333, an elastic traction piece 337 is arranged between each group of conductive brushes 336, and the elastic traction piece 337 is used for drawing each group of conductive brushes 336 to be close to each other and tightly cling to the guide module 335.

In operation, the guide module 335 slides along the slide 334 on two mounting plates 327, the mounting plates 327 supporting the guide module 335 on one hand and guiding the guide module 335 in the direction through the slide 334 on the other hand. In the sliding process of the guide module 335, the conductive brush 336 on the mounting plate 327 is in contact with the side surface of the guide module 335, and the conductive brush 336 is connected with a power supply, so that the current is guided to the guide module 335, and is guided to the film 8 to be plated through the guide module 335, so that the film 8 to be plated can be plated. Each group of two conductive brushes 336 are contacted with two sides of the guide module 335, so that the stability of the electric connection between the guide module 335 and the power supply is ensured. And each group of conductive brushes 336 is connected through an elastic traction piece 337, so that each group of two conductive brushes 336 has a trend of approaching each other, and each group of two conductive brushes 336 is stably clamped on two sides of the guide module 335, namely, the stability of electrical connection is ensured.

In this embodiment, by arranging the elastic traction member 337 between each group of conductive brushes 336, one elastic traction member 337 can draw two conductive brushes 336 close to each other, so that on one hand, stable contact between the conductive brushes 336 and the guide module 335 is ensured, and good electrical connection is maintained, thereby ensuring the electroplating quality of the film 8; on the other hand, the structure is comparatively simple, and structural stability is good, and is convenient for install and overhaul.

As shown in fig. 10, in a preferred embodiment, the conductive clip 303 includes a conductive lower clip 304, an upper clip guide plate 306 is disposed on the conductive lower clip 304, a conductive upper clip 305 is slidably connected to the upper clip guide plate 306, a cross bar 307 is disposed on the upper clip guide plate 306, a first guide member 308 is disposed at an end of the cross bar 307, a push rod 309 is horizontally slidably connected to the cross bar 307, a second guide member 310 matched with the first guide member 308 is disposed at a first end of the push rod 309, a guide rail 311 for changing a center distance between the first guide member 308 and the second guide member is disposed between the first guide member 308 and the second guide member, a lifting ramp 312 is disposed at a second end of the conductive upper clip 305 adjacent to the push rod 309, and the push rod 309 is used for pushing the lifting ramp 312 to open the conductive upper clip 305 and the conductive lower clip 304.

In operation, in this embodiment, when the conductive clip 303 is installed on the steel strip 302 and the conductive clip 303 needs to be opened, the first guide member 308 and the second guide member 310 enter the guide rail 311, and as the width of the guide rail 311 increases gradually, the center distance between the first guide member 308 and the second guide member 310 increases, so as to push the push rod 309 to slide horizontally, and the second end of the push rod 309 pushes the lifting sloping block 312 to lift, so as to drive the conductive upper clip 305 to lift, and the clamping part between the conductive upper clip 305 and the conductive lower clip 304 is opened. Along with the running of the steel belt 302, the film 8 to be electroplated is located between the clamping positions between the conductive upper clamp 305 and the conductive lower clamp 304, at this time, the width of the guide rail 311 is gradually reduced, under the action of gravity of the conductive upper clamp 305, the clamping positions between the conductive upper clamp 305 and the conductive lower clamp 304 are closed to clamp the film 8 to be electroplated, at this time, the first guide member 308 and the second guide member 310 are separated from the guide rail 311, and the steel belt 302 drives the film 8 to be electroplated to run in the electroplating equipment 3 to complete electroplating. After the plating is completed, the first guide 308 and the second guide 310 enter the guide rail 311 at the end of the plating apparatus 3, and as the width of the guide rail 311 is gradually increased, so that the center distance between the first guide 308 and the second guide 310 is increased, the clamping portion between the conductive upper clamp 305 and the conductive lower clamp 304 is opened, the film 8 is released, and the film 8 is separated.

In this embodiment, the conductive upper clip 305 is driven to vertically move by the horizontal movement of the push rod 309, the first guide member 308 horizontally moves along the bottom of the guide rail 311, the second guide member 310 pushes the conductive upper clip 305 along the top of the guide rail 311, the conductive upper clip 305 slides on the upper clip guide plate 306, and since the first guide member 308 and the conductive lower clip 304 are integrally connected, the upper clip guide plate 306 and the conductive lower clip 304 are integrally connected, the forces among the first guide member 308, the second guide member 310 and the guide rail 311 are balanced, no torque is generated on the steel strip 302, so that the steel strip 302 is not easy to incline, the whole width of the steel strip 302 is ensured to be more uniform in tension force, not to be damaged easily, the operation stability and the service life of the steel strip 302 are ensured, and the electroplating process stability of the film 8 is ensured, and the electroplating quality is ensured.

Example 2

As shown in fig. 11, this embodiment is different from embodiment 1 in that the conductive clip 303 includes a conductive lower clip 304, a conductive upper clip 305 slidably connected to the conductive lower clip 304, a movable guide 313 provided on the conductive upper clip 305, a fixed guide 314 provided on the conductive lower clip 304, a guide rail 311 provided between the movable guide 313 and the fixed guide 314, and a distance between the fixed guide 314 and the movable guide 313 being changed by a thickness change of the guide rail 311, for driving the conductive upper clip 305 to slide up and down with respect to the conductive lower clip 304 to realize opening and closing of the conductive clip 303.

In operation, the steel belt 302 operates to move the conductive clip 303. When the conductive clip 303 needs to be opened, the fixed guide 314 and the movable guide 313 slide into the guide rail 311, and as the thickness of the guide rail 311 gradually increases, the center distance between the fixed guide 314 and the movable guide 313 increases. The position of the bottom of the guide rail 311 is unchanged, that is, the top height of the guide rail 311 is changed, the fixing guide 314 is in contact with the bottom of the guide rail 311, and the position of the fixing guide 314 is unchanged and always in contact with the bottom of the guide rail 311. The movable guide 313 contacts with the top of the guide rail 311, and the movable guide 313 rises along with the rise of the top of the guide rail 311, so that the conductive upper clamp 305 is driven to rise, and the clamping part between the conductive upper clamp 305 and the conductive lower clamp 304 is opened. With the operation of the steel strip 302, the film 8 to be plated is located between the clamping positions between the conductive upper clamp 305 and the conductive lower clamp 304, then the thickness of the guide rail 311 is gradually reduced, the conductive upper clamp 305 slides downwards under the action of gravity of the conductive upper clamp 305, the clamping positions between the conductive upper clamp 305 and the conductive lower clamp 304 are closed to clamp the film 8 to be plated, at this time, the fixed guide 314 and the movable guide 313 are separated from the guide rail 311, and the steel strip 302 drives the film 8 to be plated to walk in the electroplating equipment 3 and complete electroplating. After the plating is completed, the fixed guide 314 and the movable guide 313 enter the guide rail 311 at the end of the plating apparatus 3, and as the thickness of the guide rail 311 increases gradually, so that the center distance between the fixed guide 314 and the movable guide 313 increases, the nip between the conductive upper clip 305 and the conductive lower clip 304 opens, the film 8 is released, and the film 8 is separated.

In this embodiment, by setting the fixing guide 314 to contact with the bottom of the guide rail 311, in the process of driving the conductive upper clip 305 to open by the guide rail 311, sliding friction force is generated between the conductive upper clip 305 and the conductive lower clip 304, the conductive upper clip 305 gives upward force to the conductive lower clip 304, a part of the upward force of the conductive lower clip 304 acts on the steel belt 302, a part of the upward force acts on the guide rail 311, and the guide rail 311 and the steel belt 302 are respectively positioned on two sides of the conductive lower clip 304, so that the conductive upper clip 305 acts stably, and the stress of the steel belt 302 is effectively reduced, the steel belt 302 is not easy to incline, the whole breadth of the steel belt 302 is ensured to be more uniform and not easy to damage, the stability and the service life of the steel belt 302 are ensured, and the electroplating process of the film 8 is ensured to be stable, and the electroplating quality is ensured.

Example 3

As shown in fig. 12, a thin film plating process according to an embodiment of the present application, to which the above thin film plating process is applied, includes the steps of:

s1, unreeling: the film 8 to be plated is initially placed on the unreeling device 1 and released through the unreeling device 1;

s2, preplating: firstly, entering a film 8 to be plated released by the unreeling device 1 into a pre-plating device 2, pre-plating the film 8 by the pre-plating device 2, and plating a layer of plating layer on the surface of the film 8 to be plated in advance;

s3, electroplating: the film 8 after preplating enters the electroplating equipment 3, the two sides of the film 8 are clamped by the conductive clamps 303 in the electroplating equipment 3, then the conductive clamps 303 are driven by the steel belt 302 to move, the conductive clamps 303 drive the film 8 to move in the electroplating equipment 3 and supply cathode power to the film 8, a layer of electroplated layer is deposited on the surface of the film 8 in the moving process, the film 8 moves to the tail end of the electroplating equipment 3 and is separated from the conductive clamps 303, and the steel belt 302 and the conductive clamps 303 are cleaned by the stripping and hanging component;

s4, cleaning: the electroplated film 8 enters the cleaning equipment 4, and the cleaning equipment 4 sprays, soaks and sprays the upper surface and the lower surface of the film 8 to remove the residual plating solution on the upper surface and the lower surface of the film 8;

s5, antioxidation: the cleaned film 8 enters an antioxidation device 5, and the antioxidation device 5 is plated with a layer of antioxidation film on the electroplated layer of the film 8;

s6, drying: the film 8 after the antioxidation treatment enters a drying device 6, and the residual antioxidation liquid on the surface of the film 8 is removed;

s7, winding: the dried film 8 enters a winding device 7, and the winding device 7 winds the film 8 into a roll.

By applying the electroplating system in this embodiment, the running stability of the steel strip 302 can be improved, so that the film 8 can be ensured to stably run in the electroplating device 3, and the electroplating quality of the film 8 can be ensured.

Wherein the film 8 is supported and drawn by rollers in the unreeling device 1, the preplating device 2, the cleaning device 4, the antioxidation device 5, the drying device 6 and the reeling device 7.

The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.

Claims (10)

1. The utility model provides a film electroplating system, its characterized in that, including unreeling equipment, preplating equipment, electroplating equipment, cleaning equipment, antioxidation equipment, drying equipment and rolling equipment, unreel equipment and release the film, the film passes through in proper order preplating equipment electroplating equipment the cleaning equipment antioxidation equipment with drying equipment, the rolling in rolling equipment, including conveyor and shell and hang the device in the electroplating equipment, conveyor includes the steel band and sets up conductive clamp on the steel band, shell and hang and be provided with on the device and be used for washing the steel band with the shower of conductive clamp.

2. The thin film electroplating system as recited in claim 1, wherein the stripping device comprises a stripping groove, a plurality of partition boards are arranged in the stripping groove, the stripping groove is divided into a plurality of working sections by the partition boards, the working sections comprise a soaking section, a spraying section and a drying section, stripping liquid used for soaking the conductive clamp is filled in the soaking section, the spraying pipe is arranged in the spraying section, and the drying section is used for drying the conductive clamp.

3. A thin film plating system according to claim 2, wherein said soaking section is provided with a plurality of spouting tubes having different water outlet directions.

4. The thin film electroplating system according to claim 1, wherein the conveying device is arranged on two sides of the thin film, the conveying device comprises a tensioning mechanism, the tensioning mechanism comprises a fixed seat, a movable seat is connected to the fixed seat in a sliding manner, a roller wheel for supporting the steel belt is arranged on the movable seat, an adjusting assembly is connected between the fixed seat and the movable seat, the adjusting assembly is used for driving the movable seat to slide on the fixed seat, and the horizontal distance between the fixed seat and the movable seat is changed to enable the steel belt to be tensioned.

5. The thin film plating system according to claim 4, wherein the adjusting assembly comprises a mounting base connected with the fixing base, a driving member and a screw are arranged on the mounting base, the driving member is in transmission connection with the screw, one end of the screw is connected with the movable base, and the driving member is used for driving the screw to rotate to change the horizontal distance between the fixing base and the movable base;

the movable seat is provided with a connecting plate, one end of the screw rod is connected with a connecting column penetrating through the connecting plate, a spring is sleeved outside the connecting column, and two ends of the spring respectively prop against between the end part of the connecting column and the connecting plate.

6. The thin film plating system according to claim 1, wherein the conveying device comprises a speed measuring mechanism, the speed measuring mechanism comprises a mounting plate, a movable plate is slidably arranged on the mounting plate, an encoder is arranged on the movable plate, a speed measuring wheel is arranged on a rotating shaft of the encoder, an elastic piece for adjusting the relative positions of the mounting plate and the movable plate is arranged between the mounting plate and the movable plate, and the elastic piece is used for keeping the outer circular surface of the speed measuring wheel and the steel belt in abutting connection.

7. The thin film electroplating system according to claim 1, wherein the conveying device comprises a conductive device, the conductive device comprises two symmetrically arranged mounting frames, a slideway is arranged between the two mounting frames, a guide module is hung on the slideway in a sliding manner, a plurality of groups of conductive brushes are arranged on two sides of the guide module, the two conductive brushes are in a group, each group of conductive brushes are respectively connected with the two mounting frames in a rotating manner, an elastic traction piece is arranged between each group of conductive brushes, and the elastic traction piece is used for dragging each group of conductive brushes to be close to each other and cling to the guide module.

8. The thin film plating system according to any one of claims 1 to 7, wherein the conductive clip includes a conductive lower clip, an upper clip guide plate is provided on the conductive lower clip, a conductive upper clip is slidably connected to the upper clip guide plate, a cross bar is provided on the upper clip guide plate, a first guide member is provided at an end of the cross bar, a push rod is horizontally slidably connected to the cross bar, a second guide member is provided at a first end of the push rod and is engaged with the first guide member, a guide rail for changing a center distance between the first guide member and the second guide member is provided between the first guide member and the second guide member, a lifting ramp is provided at a second end near the push rod, and the push rod is used for pushing the lifting ramp to open the conductive upper clip and the conductive lower clip.

9. The thin film plating system according to any one of claims 1 to 7, wherein the conductive clip comprises a conductive lower clip, a conductive upper clip slidably connected to the conductive lower clip, a movable guide member provided on the conductive upper clip, a fixed guide member provided on the conductive lower clip, a guide rail provided between the movable guide member and the fixed guide member, and a distance between the fixed guide member and the movable guide member being changed by a change in thickness of the guide rail for driving the conductive upper clip to slide up and down with respect to the conductive lower clip to realize opening and closing of the conductive clip.

10. A thin film plating process, characterized by applying a thin film plating system according to any one of claims 1 to 9, comprising the steps of:

s1, unreeling: the film roll to be plated is initially placed on unreeling equipment and released through the unreeling equipment;

s2, preplating: firstly, entering a film to be plated released by the unreeling equipment into a pre-plating device, pre-plating the film to be plated by the pre-plating device, and plating a layer of plating layer on the surface of the film to be plated in advance;

s3, electroplating: the film after preplating enters electroplating equipment, both sides of the film are clamped by conductive clamps in the electroplating equipment, then the conductive clamps are driven by a steel belt to move, the conductive clamps drive the film to move in the electroplating equipment and supply cathode power to the film, a layer of electroplated layer is deposited on the surface of the film in the moving process, the film moves to the tail end of the electroplating equipment and is separated from the conductive clamps, and the steel belt and the conductive clamps are cleaned by a stripping and hanging component;

s4, cleaning: the electroplated film enters cleaning equipment, and the cleaning equipment sprays, soaks and sprays the upper surface and the lower surface of the film to remove the residual plating solution on the upper surface and the lower surface of the film;

s5, antioxidation: the cleaned film enters an antioxidation device, and the antioxidation device is coated with a layer of antioxidation film on a plating layer of the film;

s6, drying: the film subjected to the antioxidation treatment enters drying equipment, and residual antioxidation liquid on the surface of the film is removed;

s7, winding: the dried film enters a winding device, and the winding device winds the film into a roll.