CN1962928A - Film-coating technology for metallized film materials and products thereof - Google Patents
Film-coating technology for metallized film materials and products thereof Download PDFInfo
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- CN1962928A CN1962928A CN 200510110172 CN200510110172A CN1962928A CN 1962928 A CN1962928 A CN 1962928A CN 200510110172 CN200510110172 CN 200510110172 CN 200510110172 A CN200510110172 A CN 200510110172A CN 1962928 A CN1962928 A CN 1962928A
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Abstract
The invention discloses a coating technology and production of metal film material, which comprises the following steps: loading film; cooling main shaft at -8- -12 Deg C; starting zinc and aluminium crucibles; depressurizing; splitting zinc and aluminium crucibles; starting the first and second vacuum systems; pressurizing; coating; heating the zinc crucible at 450-750 Deg C; heating the aluminium crucible at 1000-1500 Deg C; setting the vacuum degree of coating chamber at -3 *10-4--5*10-4; thawing main shaft; restoring to normal temperature; stripping; adopting metal coating film on two surfaces of film material with zinc coating layer on each bottom and aluminium coating layer on the surface.
Description
One, technical field:
The present invention relates to a kind of vacuum coating technology, particularly disclose a kind of coating process and goods thereof of metallized film materials, be applied to the plated film of electronic devices and components, wrapping material.
Two, background technology:
Developing by leaps and bounds of hyundai electronics industry, the technical requirements of the non-conductive medium thin-film material of using as the little electric capacity of electron trade is more and more higher, what have requires two-sided metal-coated membrane, and the vacuum plating unit of present domestic market, basically adopt vacuum-evaporation, sputter, modes such as ion are carried out vacuum plating, generally can only on plastics film, aluminize, almost there is not vacuum coating film equipment to carry out zinc, the aluminium plated film, zinc-aluminium vacuum plating home equipment seldom, the zinc-aluminium vacuum plating unit of external import costs an arm and a leg, adopt the condensing trapping pump to be commonly called as the cold-trap formula as the second cover pumped vacuum systems, because this structural manufacturing process complexity, the manufacturing cost height, result of use is poor, and the running cost that forms system is too high.The patent No.: 03116389.0, name is called: a kind of zinc-aluminium vacuum evaporating coating machine, though can on the non-conductive medium film, carry out vacuum zinc-aluminium evaporation coating, but can't on the non-conductive medium film, realize high vacuum evaporation double-sided metal plated film, be difficult to adapt to the high-tech project in the modernization construction or the upgrading of currently available products.
Three, summary of the invention:
The objective of the invention is to disclose a kind of coating process and goods of metallized film materials, problem to be solved is the technology that metallized film materials is provided and produces these goods for market.
The present invention is achieved in that a kind of coating process of metallized film materials, carries out on specific equipment, and this specific equipment is a double-face metallation film coating machine from high vacuum evaporation.The membrane transfering mechanism of this specific equipment is made up of two main shaft and the axis of guide, panning shaft, unreeling shaft and Scrolls arranged side by side, all be installed in and pass on the film frame cabinet, evaporation source is placed in the below in the main shaft, and the transmission plated film of film from unreeling shaft 5-3 to Scroll can make the two-sided metallic membrane that plates of film.It is characterized in that: dress film postcooling main shaft, temperature is at-8 ℃～-12 ℃, zinc crucible, aluminium crucible start, release, machine is closed in zinc crucible, the split of aluminium crucible, first vacuum, second vacuum system start, the pressurize plated film, and zinc crucible Heating temperature is at 450 ℃～750 ℃, aluminium crucible Heating temperature is at 1000 ℃～1500 ℃, and coating chamber vacuum tightness is-3 * 10
-4～-5 * 10
-4, the main shaft that thaws then recovers normal temperature and unloads film.The goods that obtained are characterised in that metallized film materials two-sidedly has a metal coating, and the plated film bottom on every is a zinc coating, and the top layer is an aluminium coated.
The invention has the beneficial effects as follows: overcome even, the unsettled defective of quality of poor adhesive force, uneven coating between prior art metal and the film, reached the technical requirements of the required metallized film dielectric material of market electrical condenser, greatly improve the quality grade of domestic electronic devices and components, wrapping material, satisfied the needs that domestic electronic devices and components are made.
Four, description of drawings:
Accompanying drawing 1 is the structural representation of double-face metallation film coating machine from high vacuum evaporation of the present invention;
Wherein: 1, underframe 2, mainframe; 2-1, secondary frame 3, reach in freezer; 4, pass film frame cabinet; 5, membrane transfering mechanism; 5-1, main shaft; 5-2, panning shaft; 5-3, unreeling shaft; 5-4, Scroll; 5-5, the axis of guide; 5-6, hoist frame; 6, vacuum chamber 7, diffusion pump; 8, slide valve pump; 9, lobe pump; 10, valve; 10-1, valve; 11, lobe pump; 12, topping-up pump; 13, topping-up pump; 14, lobe pump 15, slide valve pump; 16, coiling chamber; 17, evaporation source; 17-1, zinc crucible; 17-2, aluminium crucible; 18, heating controlling box; 19, coating chamber; 20, waffle slab; 21, shield bracket.
Five, embodiment:
Below double-face metallation film coating machine from high vacuum evaporation of the present invention is further described with different mode of connection:
Embodiment 1:
See accompanying drawing 1, the complete machine of carrying out computer control is located on the underframe 1, underframe 1 is provided with track, roller by mainframe 2 can be with the reach in freezer 3 that is located on the mainframe 2, with reach in freezer 3 and the biography film frame cabinet that connects 4 with pass film frame cabinet 4 and be provided with main shaft 5-1, panning shaft 5-2, unreeling shaft 5-3, Scroll 5-4, axis of guide 5-5, shield bracket 21 orbital motions, vacuum chamber 6 comprises the coiling chamber 16 that waffle slab 20 is separated by and is communicated, 19 liang of parts of coating chamber, be fixed on the underframe 1, the opening of the coiling chamber 16 of vacuum chamber 6 is towards main shaft 4 and membrane transfering mechanism 5, the opening of coating chamber 19 is towards evaporation source 17, be equipped with zinc crucible 17-1 respectively by priority on the evaporation source 17, aluminium crucible 17-2, evaporation source 17 is fixed on heating controlling box 18 sidewalls, heating controlling box 18 and evaporation source 17 can move on underframe 1 through track by the roller of secondary frame 2-1, vacuum chamber 6 external first vacuum systems, connect coating chamber 19 by pipeline diffusion pump 7, add valve then and connect lobe pump 11,11 of valve 10 and lobe pumps are also taken in the connection vacuum chamber, valve 10 communicates with the coiling chamber 16 of vacuum chamber, lobe pump 11 is connected lobe pump 9, insert slide valve pump 8 again outside the lobe pump 9, slide valve pump 8 the other ends communicate with atmosphere; Simultaneously, second vacuum system is by 12,13 parallel connections of two topping-up pumps, the coiling chamber 16 that is communicated with vacuum chamber 6 by pipeline, valve 10-1, the other end is by pipe connection lobe pump 14 and slide valve pump 15, the other end of slide valve pump 15 communicates with atmosphere, hoist frame 5-6 device is used to lift by crane the required object of plated film passing film frame cabinet 4 upper ends.
With reference to the accompanying drawings 1, the membrane transfering mechanism of specific equipment double-face metallation film coating machine from high vacuum evaporation is by two main shafts arranged side by side, the axis of guide, panning shaft, unreeling shaft and Scroll, evaporation source is placed in the below in the main shaft, the transmission plated film of dress film caudacoria from the unreeling shaft to the Scroll, can make the two-sided metallic membrane that plates of film, it is characterized in that: dress film postcooling main shaft, temperature is at-8 ℃～-12 ℃, the zinc crucible, the aluminium crucible starts, release, the zinc crucible, machine is closed in the split of aluminium crucible, first vacuum, second vacuum system starts, the pressurize plated film, zinc crucible Heating temperature is at 450 ℃～750 ℃, and aluminium crucible Heating temperature is at 1000 ℃～1500 ℃, and coating chamber vacuum tightness is-3 * 10
-4～-5 * 10
-4, the main shaft that thaws then recovers normal temperature and unloads film.Metallized film materials two-sided has metal coating, and the plated film bottom on every is a zinc coating, and the top layer is an aluminium coated.Also can the film coating single side on this specific equipment, can finish as long as shed a main shaft.Complete machine is carried out computer control, and hoist frame 5-6 slings and puts in order the volume plastics film, on the storage film frame of the membrane transfering mechanism 5 of packing into, plastics film is moved on the Scroll that passes film frame cabinet 4 through two main shafts; Reach in freezer 3 startings enter two main shafts by pipe fitting and make cyclic motion, make main shaft be cooled to-8 ℃; Be located at the parts on mainframe right side, comprise two main shafts, reach in freezer 3, shield bracket 21,, on the track of underframe 1, advance forward by roller with reference to accompanying drawing 2, film is through the transmission of two main shafts and the axis of guide, panning shaft, and the evaporation source under the main shaft all plates metallic membrane with the positive and negative two sides of film.Make plastics film on membrane transfering mechanism 5, shield bracket 21 and the membrane transfering mechanism 5 enter the coiling chamber 16 and the coating chamber 19 of vacuum chamber 6 respectively, quit work after the push-tight sealing; Simultaneously, be located at the heating controlling box 18 on the secondary frame 2-1 and be with zinc crucible 17-1, aluminium crucible 17-2 to enter coating chamber 19 along track by roller with its fixed evaporation source 17, this moment zinc crucible 17-1 homo(io)thermism 515 ℃ ± 10,350mm ± 10/s speed wire feed; Aluminium crucible 17-2 homo(io)thermism is 1500 ℃ ± 10, stops to advance after being advanced into sealing station, makes zinc, aluminum evaporation become gas; Open valve 10,10-1, first vacuum system starts, and second vacuum system starts, and the air of extracting vacuum chamber 6 becomes vacuum, and coating chamber 19 reaches-3 * 10
-4～-5 * 10
-4, coiling chamber 16 reaches-6 * 10
-2, valve-off 10,10-1 pressurize, main shaft 5-1 rotates, rotate with 8m/s speed, Scroll 5-4 begins rolling, earlier after aluminizing on the plastics film, zinc-plated on the aluminium film again, middle according to dimensional requirement, press the time that product requirement is set, starting shield bracket 21, cover plastics film, aluminium, zinc can't implantations, and the zinc-aluminium film is cut off, and obtains being spaced apart on the plastics film the whole volume zinc-aluminium film of cut-out; Open valve 10,10-1 vacuum chamber 6 enters air, recover barometric point, the parts on mainframe right side, comprise that two main shaft 5-1, reach in freezer 3, shield bracket 21 advance on the track of underframe 1 backward by roller, make plastics film on membrane transfering mechanism 5, shield bracket 21 and the membrane transfering mechanism 5 withdraw from the coiling chamber 16 and the coating chamber 19 of vacuum chamber 6, reach in freezer 3 refrigerators quit work simultaneously, the heating unit of starting reach in freezer 3, heat two main shafts to normal temperature, the right by the vacuum chamber of opening 6, after adding aluminium as required, enter next working cycle.
In addition, in evaporative process, prior art stays the limit thickening to find to have deviation for product, must stop and adjust, and the present invention sets up a cover position automatic regulating device on the zinc crucible.
Embodiment 2:
See accompanying drawing 1, the main shaft cooling temperature is-12 ℃, zinc crucible Heating temperature is at 750 ℃, aluminium crucible Heating temperature is at 1000 ℃, and second vacuum system is a topping-up pump 12, is communicated with the coiling chamber 16 of vacuum chamber 6 by pipeline, valve 10-1, the other end is by pipe connection lobe pump 14, slide valve pump 15, the other end of slide valve pump 15 communicates with atmosphere, and all the other are identical with embodiment 1, do not remake repeated description;
Characteristics of the present invention are: owing to adopt two main shaft 5-1, not only realized double-sided coating, and overcome existing skill Poor adhesive force between art metal and the film, even, the unsettled defective of quality of uneven coating, it is required to have reached the market capacitor The specification requirement of metallized film materials, greatly improved grade and the level of domestic electronic equipment, packaging material.
Claims (4)
1. the coating process of a metallized film materials, on the specific equipment double-face metallation film coating machine from high vacuum evaporation, carry out, the membrane transfering mechanism of this specific equipment is by two main shafts arranged side by side, the axis of guide, panning shaft, unreeling shaft and Scroll, evaporation source is placed in the below in the main shaft, the transmission plated film of dress film caudacoria from the unreeling shaft to the Scroll, can make the two-sided metallic membrane that plates of film, it is characterized in that: dress film postcooling main shaft, temperature is at-8 ℃～-12 ℃, the zinc crucible, the aluminium crucible starts, release, the zinc crucible, machine is closed in the split of aluminium crucible, first vacuum, second vacuum system starts, the pressurize plated film, and zinc crucible Heating temperature is at 450 ℃～750 ℃, aluminium crucible Heating temperature is at 1000 ℃～1500 ℃, and coating chamber vacuum tightness is-3 * 10
-4～-5 * 10
-4, the main shaft that thaws then recovers normal temperature and unloads film.
2. the coating process of metallized film materials according to claim 1, it is characterized in that: described main shaft cooling temperature is at-8 ℃, and zinc crucible Heating temperature is at 510 ℃, and aluminium crucible Heating temperature is at 1500 ℃.
3. the coating process of metallized film materials according to claim 1, it is characterized in that: described main shaft cooling temperature is at-12 ℃, and zinc crucible Heating temperature is at 750 ℃, and aluminium crucible Heating temperature is at 1000 ℃.
4. goods that obtained by the described coating process of claim 1 is characterized in that: metallized film materials two-sided has metal coating, and the plated film bottom on every is a zinc coating, and the top layer is an aluminium coated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510110172 CN1962928A (en) | 2005-11-10 | 2005-11-10 | Film-coating technology for metallized film materials and products thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510110172 CN1962928A (en) | 2005-11-10 | 2005-11-10 | Film-coating technology for metallized film materials and products thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1962928A true CN1962928A (en) | 2007-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510110172 Pending CN1962928A (en) | 2005-11-10 | 2005-11-10 | Film-coating technology for metallized film materials and products thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934221A (en) * | 2015-06-25 | 2015-09-23 | 浙江七星电容器有限公司 | Wear-resistant double-sided metal electrical membrane of capacitor |
| CN103996536B (en) * | 2014-06-16 | 2016-08-17 | 安徽省宁国市海伟电子有限公司 | A kind of capacitor metallized film |
| CN110512185A (en) * | 2019-09-03 | 2019-11-29 | 肇庆宏旺金属实业有限公司 | A kind of coil of strip opens winding vacuum workshop |
| CN111206218A (en) * | 2020-01-10 | 2020-05-29 | 安徽赛福电子有限公司 | Method for manufacturing metallized film for capacitor |
| CN115725951A (en) * | 2022-12-16 | 2023-03-03 | 江门市兆业科技有限公司 | Preparation method of metallized film with two-sided continuous deposition coating |
-
2005
- 2005-11-10 CN CN 200510110172 patent/CN1962928A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996536B (en) * | 2014-06-16 | 2016-08-17 | 安徽省宁国市海伟电子有限公司 | A kind of capacitor metallized film |
| CN104934221A (en) * | 2015-06-25 | 2015-09-23 | 浙江七星电容器有限公司 | Wear-resistant double-sided metal electrical membrane of capacitor |
| CN110512185A (en) * | 2019-09-03 | 2019-11-29 | 肇庆宏旺金属实业有限公司 | A kind of coil of strip opens winding vacuum workshop |
| CN111206218A (en) * | 2020-01-10 | 2020-05-29 | 安徽赛福电子有限公司 | Method for manufacturing metallized film for capacitor |
| CN115725951A (en) * | 2022-12-16 | 2023-03-03 | 江门市兆业科技有限公司 | Preparation method of metallized film with two-sided continuous deposition coating |
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Open date: 20070516 |