CN202043383U - Film sticking device - Google Patents
Film sticking device Download PDFInfo
- Publication number
- CN202043383U CN202043383U CN2010206349386U CN201020634938U CN202043383U CN 202043383 U CN202043383 U CN 202043383U CN 2010206349386 U CN2010206349386 U CN 2010206349386U CN 201020634938 U CN201020634938 U CN 201020634938U CN 202043383 U CN202043383 U CN 202043383U
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- Prior art keywords
- roller
- circuit board
- film sticking
- film
- printed circuit
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Abstract
The utility model discloses a film sticking device, which comprises a transfer device for transferring printing circuit board for receiving film sticking, a film pressing roller, a liquid jetting roller and a liquid absorbing roller. The liquid jetting roller is arranged on the surface of the printing circuit board on the transfer device, and the liquid absorbing roller is also arranged on the surface of the printing circuit board on the transfer device; the liquid jetting roller humidifies the surface of the printing circuit board; the liquid absorbing roller homogenizes the liquid distribution on the surface of the printing circuit board; and the film pressing roller performs film pressing on the homogenized surface of the printing circuit. In the film sticking device, by additionally arranging the liquid jetting roller and the liquid absorbing roller, and adopting the structure that the liquid jetting roller humidifies the surface of the printing circuit board, and the liquid absorbing roller homogenizes the liquid distribution on the surface of the printing circuit board, air bubbles caused by the concave-convex surface of the printing circuit board and clearances between lines are eliminated; and a perfect vacuum is formed between the surface of the printing circuit board and objects for receiving film sticking when film sticking is conducted, further, the film sticking success rate is improved.
Description
Technical field
The utility model relates to a kind of film sticking equipment, relates in particular to a kind of wet film coating equipment of printed circuit board (PCB).
Background technology
Along with developing rapidly of printed circuit board industry manufacturing technology, flexible printed circuit board and soft or hard are used widely in conjunction with printed circuit board (PCB), the fine degree and the complexity of circuit design significantly promote, and therefore printed circuit board manufacturing process are had higher requirement.In the circuit egative film mask-making technology of printed circuit board (PCB), need be at copper foil surface pressure dressing video picture dry film, present widely used hardboard film coating process, dry film is closed in the instant heating roll-in can not tackle the multi-layer flexible printed circuit board of all kinds of complexity and the film coating process requirement that soft or hard combines printed circuit board (PCB) fully with the mode of coating foil circuit board embryonic plate, because this process is that dry film and printed circuit board (PCB) are entered pressure roller synchronously, after the pressure roller taking-up, finish film coating process, its shortcoming is the irregular zone of copper foil surface, and circuit and circuit gap are easy to generate bubble, these bubbles are difficult to remove, and such bubble existence can cause problems such as circuit open circuit, cause the film coating process failure easily, cause the product yield to reduce greatly, increase cost.
Traditional film sticking equipment and method for adhering film thereof bring in the pad pasting process in order to solve: in printed circuit board (PCB) press mold technology, because the Copper Foil space of a whole page is concavo-convex and circuit and circuit gap are easy to generate the aeration outward appearance; Cause problems such as circuit open circuit, reduce the product yield, increase problems such as cost, an urgent demand provides a kind of novel film sticking equipment and film coating process.
Therefore, the utility model provides a kind of wet film coating equipment and film coating process to be very important.
The utility model content
Be easy to generate aeration product appearance, the low problem that reaches the cost increase of product yield at prior art film sticking equipment and film coating process at copper foil surface, the utility model is necessary to provide a kind of effective removal bubble, printed circuit board surface and want to form between the pad pasting absolute vacuum when guaranteeing pad pasting, the film sticking equipment that improves the product yield and reduce cost.
A kind of film sticking equipment, comprise conveyer, pressing film roller, hydrojet roller and imbibition roller, described conveyer is through whole described film sticking equipment, the printed circuit board (PCB) for the treatment of pad pasting is sent to described pressing film roller carries out press mold, described hydrojet roller is arranged on the above printed circuit board surface of described conveyer, and described imbibition roller also is arranged on the above printed circuit board surface of described conveyer.
A kind of film coating process that adopts described film sticking equipment, it comprises the steps: to provide film and printed circuit board (PCB), and described film is arranged on the pressing film roller surface, and described printed circuit board (PCB) is sent to the hydrojet roller by conveyer; The described printed circuit board (PCB) of described hydrojet roller humidifying, described conveyer continue to transmit described printed circuit board (PCB) to the imbibition roller; The liquid distribution of the described printed circuit board surface of described imbibition roller homogenize, described conveyer continue to transmit described printed circuit board (PCB) to pressing film roller; The described printed circuit board (PCB) press mold of described pressing film roller after to homogenize finished film coating process.
Further improvement as above-mentioned film sticking equipment, described film sticking equipment also comprises control circuit, described control circuit is controlled the transfer rate of described conveyer, described control circuit is also controlled the fluid flow of the ejection of described hydrojet roller, described control circuit is also controlled the rotary speed of described imbibition roller, and described control circuit is also controlled the temperature and the rotary speed of described pressing film roller.
Compared to prior art, the utility model film sticking equipment and film coating process are by increasing hydrojet roller and imbibition roller, hydrojet roller humidifying printed circuit board surface, imbibition roller homogenize printed circuit board surface distribution of liquid, thereby remove the bubble that concavo-convex and circuit and circuit gap cause by printed circuit board surface, printed circuit board surface and want to form absolute vacuum between the pad pasting when making pad pasting is improved outward appearance, avoid the circuit open circuit, improve the film coating process success rate, improve the finished product rate, reduce cost.
Description of drawings
Below in conjunction with drawings and embodiments the utility model is described in further detail.
Fig. 1 is the illustrative view of functional configuration of a kind of better embodiment of the utility model film sticking equipment.
Fig. 2 is the flow chart that the utility model adopts the film coating process preferred embodiment of this film sticking equipment.
Embodiment
Below in conjunction with accompanying drawing the utility model is described.
The utility model embodiment provides a kind of film sticking equipment, sees also accompanying drawing, is the illustrative view of functional configuration of a kind of better embodiment of the utility model film sticking equipment.The printed circuit board (PCB) 300 that film body 200 is provided and treats press mold is pressure bonded to described film body 200 by described film sticking equipment 1 realization the surface of described printed circuit board (PCB) 300 to described film sticking equipment 1.
Described film sticking equipment 1 comprises casing 100, conveyer 11, liquid sprayer 13, film pressing device 15 and control system 17.Described casing 100 comprises receiving space, in order to accommodate described conveyer 11, liquid sprayer 13, film pressing device 15 and control system 17 in it.Described film body 200 is arranged at described film pressing device 15.Described control system 17 electrically connects described conveyer 11, liquid sprayer 13 and film pressing device 15 simultaneously.Under the control of described control system 17, described printed circuit board (PCB) 300 is sent to described film sticking equipment 1 via described conveyer 11, and via after described liquid sprayer 13 processing, realizes the press mold technologies by described film pressing device 15.
Described conveyer 11 comprises a plurality of rollers 111.Described a plurality of roller 111 parallel interval settings, and be positioned at same plane.Set between the per two adjacent described rollers 111 spacing less than the length of printed circuit board (PCB) 300.The a plurality of rollers 111 that drive described conveyer 11 by described control system 17 generation control signals rotate along same direction at the magnitude of angular velocity of setting, and realize synchronous circular motion.When described printed circuit board (PCB) 300 is placed in described conveyer 11 surfaces, because the action of gravity of described printed circuit board (PCB) 300 self, make the corresponding stiction that exists of 111 contact positions of described printed circuit board (PCB) 300 and described roller.When described a plurality of rollers 111 rotate synchronously, drive described printed circuit board (PCB) 300 and move along direction initialization, realize transmission to described printed circuit board (PCB) 300.
Described liquid sprayer 13 comprises hydrojet roller group 131, imbibition roller group 135, motor 134 and backflash 140, filter 16.
Two cantilevers (figure does not show) that described hydrojet roller group 131 comprises the two first hydrojet roller 132, the second hydrojet rollers 133 that are provided with relatively at interval and is connected with the described first hydrojet roller 132 and the second hydrojet roller 133 respectively have spray hole (figure does not show) on described first hydrojet roller 132 and the described second hydrojet roller 133.Described two hydrojet rollers 132,133 are relative by the hydrojet direction of cantilever, and the gap between the described two hydrojet rollers 132,133 is run through on plane, described roller 111 place.When described printed circuit board (PCB) 300 is sent between the described two hydrojet rollers 132,133, two opposite side surfaces of the described printed circuit board (PCB) 300 of described hydrojet roller 132,133 spraying liquid humidifyings, that is described printed circuit board (PCB) 300 is treated the surface of press mold.
Described imbibition roller group 135 comprises the two first imbibition roller 136, second imbibition rollers 137 that are provided with relatively at interval and two cantilevers that are connected with the described first imbibition roller 136, the second imbibition roller 137 respectively.Each imbibition roller 136,137 is fixed to described casing 100 by described cantilever, and the surface of each imbibition roller 136,137 is respectively arranged with a liquid-adsorption layer 138.Under the support of described cantilever, the described first imbibition roller 136, the second imbibition roller 137 can move along direction initialization on the surface after humidifying of described printed circuit board (PCB) 300, and then the surface of the printed circuit board (PCB) 300 of homogenize after spraying.In the present embodiment, described cantilever can be the rotating shaft that two ends are fixed to described casing 100 inboards.
Described backflash 140 is arranged at described liquid sprayer 13 belows.
Described filter 16 comprises filtration mouth 161, the described filtration mouthful described backflash 140 of connection.
Described motor 134 drives liquid in the described backflash 140 to described hydrojet roller group 131 under the driving action of described control system 17.Liquid after described imbibition roller group 135 is handled then is recovered in the described backflash 140 once more, and liquid enters described filter 16 through described filtration mouth 161, after described filter 16 filters, realizes the utilization that circulates of liquid.In this embodiment, described liquid is the chemical solution that is configured, water etc.
Described film pressing device 15 comprise two first pressing film rollers 151 that relatively at interval are provided with, second pressing film roller 153 and respectively with described first pressing film roller 151 and two cantilevers that described second pressing film roller 153 is connected, also comprise temperature sensor 155 and warmer (figure does not show).Each pressing film roller 151,153 is fixed to described casing 100 by described cantilever, and the surface of each pressing film roller 151,153 is provided with described film body 200.Described temperature sensor 155 is arranged at any side of described first pressing film roller 151 or described second pressing film roller 153.Described warmer is arranged at each pressing film roller 151,153 inwall.Under the support of described cantilever, described first pressing film roller 151 and described second pressing film roller 153 can move along direction initialization on the surface of described printed circuit board (PCB) 300, and then film body is pasted surface into described printed circuit board (PCB) 300, finish whole film coating process.In the present embodiment, described cantilever can be the rotating shaft that two ends are fixed to described casing 100 inboards.
Described control system 17 electrically connects described conveyer 11, liquid sprayer 13 and film pressing device 15 simultaneously.Under the control of described control system 17, described printed circuit board (PCB) 300 is sent to described film sticking equipment 1 via described conveyer 11, and via after described liquid sprayer 13 processing, realizes the press mold technologies by described film pressing device 15.
See also Fig. 2, Fig. 2 is the flow chart that the utility model adopts the film coating process preferred embodiment of this film sticking equipment, adopts following steps:
Step S1, the humidifying printed circuit board surface.Described first hydrojet roller 132 and the described second hydrojet roller 133 are by the described printed circuit board (PCB) 300 of described spray hole spraying liquid humidifying, and described conveyer 11 continues to transmit described printed circuit board (PCB) 300 to described first imbibition roller 136 and the described second imbibition roller 137.
Step S2, described printed circuit board surface liquid is handled in homogenize.Described printed circuit board (PCB) 300 homogenizes among the described first imbibition roller 136 and 137 couples of step S1 of the described second imbibition roller after humidifying is handled are handled, the liquid on described printed circuit board (PCB) 300 surfaces is evenly distributed, and described conveyer 11 continues to transmit described printed circuit board (PCB) 300 to described first pressing film roller 151 and described second pressing film roller 153.
Step S3 provides film body.Film sticking equipment 1 provides film body 200, and described film body 200 is arranged on described first pressing film roller 151 and described second pressing film roller 153 surfaces.
Step S4, press mold.Press mold is carried out on described printed circuit board (PCB) 300 surfaces among described first pressing film roller 151 and 153 couples of step S2 of described second pressing film roller after homogenize is handled, finishes film coating process.
In above-mentioned steps, the transfer rate of described conveyer 11 is arranged on 0.5 meter～4 meters/minute, and the press mold temperature of described first pressing film roller 151 and described second pressing film roller 153 is arranged on 90 ℃～120 ℃.The transfer rate of the described conveyer 11 of described control system 17 controls; Described control system 17 is also controlled the flow of described motor 134 from described backflash 140 extraction liquid, to control the spray liquid flow of the described spray hole on described first hydrojet roller 132 and the described second hydrojet roller 133; Described control system 17 is also controlled the rotary speed of described first suction roll 136 and described second suction roll 137; Described control system 17 is the surface temperature by described first pressing film roller 151 of described temperature sensor 155 sensings or described second pressing film roller 153 also, thereby regulate the temperature of heating of described warmer, control the rotary speed of described first pressing film roller 151 and described second pressing film roller 153 simultaneously.
Certainly, only disclosed the preferred embodiment of the utility model film sticking equipment here, and in real process, we not only can carry out pad pasting simultaneously to described printed circuit board (PCB) two sides, can also be only to wherein simultaneously carrying out pad pasting arbitrarily.
By increasing hydrojet roller and imbibition roller, hydrojet roller humidifying printed circuit board surface, imbibition roller homogenize printed circuit board surface distribution of liquid, thereby remove the bubble that concavo-convex and circuit and circuit gap cause by printed circuit board surface, printed circuit board surface and want to form absolute vacuum between the pad pasting when making pad pasting is avoided the circuit open circuit, improves the film coating process success rate, improve the finished product rate, realize economic benefit.
Only be preferred case study on implementation of the present utility model below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. film sticking equipment, comprise conveyer and pressing film roller, described conveyer is through whole described film sticking equipment, the printed circuit board (PCB) for the treatment of pad pasting is sent to described pressing film roller carries out press mold, it is characterized in that: also comprise hydrojet roller and imbibition roller, described hydrojet roller is arranged on the above printed circuit board surface of described conveyer, and described imbibition roller also is arranged on the above printed circuit board surface of described conveyer.
2. film sticking equipment according to claim 1, it is characterized in that: the described printed circuit board surface of described hydrojet roller humidifying, the liquid distribution of the described printed circuit board surface of described imbibition roller homogenize, the described pressing film roller described printed circuit board surface press mold after to homogenize.
3. film sticking equipment according to claim 1 is characterized in that: described conveyer comprises the roller that a plurality of parallel interval are provided with, and described roller is positioned at same plane, and spacing is less than the length of described printed circuit board (PCB) between the per two adjacent rollers.
4. film sticking equipment according to claim 1, it is characterized in that: described film sticking equipment also comprises another hydrojet roller, described two hydrojet roller relative spacings are provided with, and two opposite side surfaces of the described relatively printed circuit board (PCB) of difference, each hydrojet roller includes spray hole, the described relatively surface of pad pasting printed circuit board (PCB) for the treatment of of described spray hole is provided with, described film sticking equipment also comprises motor and backflash, and described motor-driven liquid is sprayed to described printed circuit board surface from described backflash through the spray hole of described hydrojet roller.
5. film sticking equipment according to claim 1, it is characterized in that: described film sticking equipment comprises casing, described casing comprises that receiving space is in order to accommodate described conveyer, described hydrojet roller, described imbibition roller and described pressing film roller, described film sticking equipment also comprises cantilever, described cantilever is fixed in described cabinet wall, and support described imbibition roller and in setting range, move, described imbibition roller is fixed in described casing by described cantilever, and the described imbibition roller of described cantilever support is in described printed circuit board surface.
6. film sticking equipment according to claim 1 is characterized in that: described imbibition roller surface is provided with liquid-adsorption layer, the described printed circuit board surface of described liquid-adsorption layer butt.
7. film sticking equipment according to claim 1, it is characterized in that: described film sticking equipment also comprises another imbibition roller, described two imbibition roller relative spacings are arranged at described conveyer both sides, described film sticking equipment also comprises another cantilever, described pressing film roller is fixed in described casing by described another cantilever, and the described pressing film roller of described cantilever support is in described printed circuit board surface.
8. film sticking equipment according to claim 1, it is characterized in that: described die roll comprises warmer, described warmer is arranged at described die roll inwall, described die roll also comprises temperature sensor, the temperature of the described die roll of described temperature sensor senses, and feed back to described warmer to control described die roll in the design temperature scope.
9. film sticking equipment according to claim 1 is characterized in that: described film sticking equipment also comprises another pressing film roller, and described two pressing film roller relative spacings are provided with.
10. film sticking equipment according to claim 1, it is characterized in that: described film sticking equipment also comprises control circuit, described control circuit is controlled the transfer rate of described conveyer, described control circuit is also controlled the fluid flow of the ejection of described hydrojet roller, described control circuit is also controlled the rotary speed of described imbibition roller, and described control circuit is also controlled the temperature and the rotary speed of described pressing film roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206349386U CN202043383U (en) | 2010-11-30 | 2010-11-30 | Film sticking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206349386U CN202043383U (en) | 2010-11-30 | 2010-11-30 | Film sticking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202043383U true CN202043383U (en) | 2011-11-16 |
Family
ID=44970808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206349386U Expired - Lifetime CN202043383U (en) | 2010-11-30 | 2010-11-30 | Film sticking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202043383U (en) |
-
2010
- 2010-11-30 CN CN2010206349386U patent/CN202043383U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 514028 A block AD1, Meizhou Economic Development Zone, Guangdong, China Co-patentee after: Shenzhen Wuzhu Technology Co., Ltd. Patentee after: Meizhou Zhihao Electronic-Tech Co., Ltd. Address before: 514028 A block AD1, Meizhou Economic Development Zone, Guangdong, China Co-patentee before: Shenzhen City Wuzhou Circuit Group Ltd. Patentee before: Meizhou Zhihao Electronic-Tech Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ran Yanxiang Inventor after: Cai Zhihao Inventor before: Ran Yanxiang |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151117 Address after: 523000 Shijie, Dongguan, Liu Zhen Town, No. science and technology road, No. 161 Patentee after: DONGGUAN HAOYUAN ELECTRONICS CO., LTD. Address before: 514028 A block AD1, Meizhou Economic Development Zone, Guangdong, China Patentee before: Meizhou Zhihao Electronic-Tech Co., Ltd. Patentee before: Shenzhen Wuzhu Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111116 |