CN101637994B - Laminated film production device - Google Patents
Laminated film production device Download PDFInfo
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- CN101637994B CN101637994B CN2008101349226A CN200810134922A CN101637994B CN 101637994 B CN101637994 B CN 101637994B CN 2008101349226 A CN2008101349226 A CN 2008101349226A CN 200810134922 A CN200810134922 A CN 200810134922A CN 101637994 B CN101637994 B CN 101637994B
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Abstract
The invention discloses a laminated film production device which comprises a plurality of film extrusion die heads, a shell and a film laminating module. Each film extrusion die head is provided with a conveying flow passage, and extrudes a film through the conveying flow passage. The shell and the film extrusion die heads form an accommodating space. One end of the conveying flow passage is communicated with the accommodating space respectively. The shell is provided with a communicating pore which is communicated with the accommodating space. A vacuum pump is connected with the communicating pore, and the vacuum pump can remove air in the accommodating space so that the pressure in the accommodating space is lower than the environment pressure. The film laminating module is connected with the shell and positioned in the accommodating space. The film laminating module receives the conveyed films, laminates the films with each other and sticks and laminates the films together to form a laminated film.
Description
Technical field
The present invention relates to a kind of laminated film production device, paste pressing in order to the extrusion unit film and with it.
Background technology
Existing laminated film manufacture roughly can be divided two kinds of wet type and dry types.
Wet process is the film surface that the processing of various desires is fitted, be coated with the liquid state binder after, again with hot pressing or the mode of colding pressing with plural layers storehouse and give pressurizing attaching each other to form a laminated film.Yet in the wet process of laminated film, the liquid state binder tends to produce bubble because of the continuous rolling of coating rubber-surfaced roll wheel.So when these aqueous binders be coated on laminated film two adjacent films between the time, these bubbles will be present in two adjacent films between.Thus, these remain in bubble between film just cause easily with the oxidation of the film material that contacts, and influence life-span of laminated film.
Aspect dry process, it is to be total to the extrusion mode the direct extrusion applying of each layer film to be shaped.But in existing processes, the pressing between the film all is in the general atmosphere environment, to carry out, so when each tunic being carried out extrusion and fit, airborne gas also can get between the two adjacent films, and forms bubble.Same, these bubbles also can cause the oxidation of the film material of contact with it, and influence the life-span of laminated film.
Summary of the invention
In view of above problem, the present invention provides a kind of laminated film production device, to have the problem of bubble between the film that improves existing laminated film.
Laminated film production device provided by the invention is suitable for being connected with a vavuum pump, and this laminated film production device comprises:
One the first film extrusion die head has one first and carries runner, and this first film extrusion die head is exported a first film via this first conveying runner;
One second film extrusion die head has one second and carries runner, and this second film extrusion die head is exported one second film via this second conveying runner;
The thin extrusion die head of this first film comprises a body and flow regulation and control module; This first conveying runner is positioned at this body; This first flow regulation and control module is connected with this body and is disposed on the extension path of this first conveying runner, and with the sectional area of the part section of adjusting this second conveying runner, this flow control module comprises a block and a driver module; It is disposed at this block on the extension path of this first conveying runner; And this block receives the driving of this driver module and moves with respect to this first conveying runner, and the bearing of trend of the moving direction of this block and this first conveying runner presss from both sides an angle, and wherein this angle is a natural number;
One housing; With this first film extrusion die head and the common accommodation space that forms of this second film extrusion die head; This first conveying runner is communicated with this accommodation space respectively with an end of this second conveying runner; This housing comprises a through hole, and this through hole is communicated with this accommodation space, and this housing is suitable for being connected with this vavuum pump via this through hole; And
One film laminating module is connected with this housing and is positioned at this accommodation space, and this film laminating module receives this first film and this second film of being exported, and this first film is pressed on this second film, to form a laminated film.
Above-mentioned laminated film production device, wherein, an end of the first conveying runner that is communicated with this accommodation space is the opening of flat.
Above-mentioned laminated film production device; Wherein, also comprise a gas check, and this housing also comprises a laminated film delivery outlet; This this film delivery outlet of gas check sealing, and this laminated film runs through this gas check and quilt is exported to outside this laminated film production device.
Above-mentioned laminated film production device, wherein, this gas check comprises a pair of flexure strip, be locked in the relative both sides of this laminated film delivery outlet respectively, and this laminated film runs through this gas check between this is to flexure strip.
Above-mentioned laminated film production device; Wherein, This driver module comprises a holder, a worm gear and a worm screw, and this holder is fixed in this body, and this worm gear is hubbed on this holder with the mode of off-centre; And this worm gear is resisted against on this block, and this worm screw is inserted outward in this body and with this worm gear by this body and is connected.
Above-mentioned laminated film production device; Wherein, This film laminating module is suitable for accepting one the 3rd film; Have a gap between this first film extrusion die head and this second film extrusion die head, the height in this gap is greater than the thickness of the 3rd film, and this tertiary membrane is thin to get into this accommodation space via this gap.
Above-mentioned laminated film production device wherein, comprises that also a heat insulation layer is disposed between this first film extrusion die head and this second film extrusion die head.
Above-mentioned laminated film production device, wherein, this housing has an opening and this housing has the side that a cover plate is articulated in this opening.
Based on above-mentioned, because the present invention can be via being connected a vavuum pump with through hole, and vavuum pump can be removed the gas in the accommodation space via through hole, so that the interior pressure of accommodation space is lower than environmental pressure and forms an environment under low pressure.So film laminating module is in environment under low pressure, these films to be superimposed with each other and to press together, to form a laminated film.Therefore, compared to existing technologies, the present invention can reduce the content of the bubble between the two adjacent films.
Describe the present invention below in conjunction with accompanying drawing and specific embodiment, but not as to qualification of the present invention.
Description of drawings
Fig. 1 is the sketch map of the laminated film production device of one embodiment of the invention;
Fig. 2 is the generalized section of Fig. 1;
Fig. 3 is the local enlarged diagram of Fig. 2;
Fig. 4 A be flow control module of the present invention on the sketch map of bowing;
Fig. 4 B is the schematic side view of flow control module of the present invention;
Fig. 4 C is another schematic side view of flow control module of the present invention;
Fig. 5 is another local enlarged diagram of Fig. 2.
Wherein, Reference numeral
100: laminated film production device
110a: film extrusion die head
110b: film extrusion die head
110c: film extrusion die head
112: body
114: heating module
1122: carry runner
1122a: sprue
1122b: runner
1122c: dull and stereotyped runner
116: cooling liquid flowing channel
118: the flow control module
1182: block
1184: driver module
1184a: holder
1184b: worm gear
1184c: worm screw
119: temperature sensor
120: heat insulation layer
130: housing
132: through hole
134: the laminated film delivery outlet
136: opening
138: cover plate
140: film laminating module
142: go up stitching wheel
144: following stitching wheel
150: gas check
152: flexure strip
154: flexure strip
200: film
210: metallic film
300: the roll type releasing device
400: the feed roller wheels
500: laminated film
G: gap
S: accommodation space
The specific embodiment
The present invention proposes a kind of laminated film production device, and it is suitable for combining with a vavuum pump, so that plural layers can be lower than applying each other under the environment of environmental pressure.Laminated film production device of the present invention comprises a plurality of film extrusion die heads, a housing and a film laminating module.Each film extrusion die head has one and carries runner, and each film extrusion die head is via carrying runner to export a film.The common accommodation space that forms of housing and these film extrusion die heads.These carry an end of runner to be communicated with accommodation space respectively.These extrusion die heads can be looked the type of product and export the film that is made up of different materials respectively.For example, arbitrary output module can be used for exporting a macromolecule membrane, a gummed film or a metal film is thin, and wherein high molecular film material for example is PET film, Nylon film or ldpe film.Housing has a through hole, and it is communicated with accommodation space.Via a vavuum pump is connected with through hole, vavuum pump can remove the gas in the accommodation space via through hole, so that the pressure in the accommodation space is lower than environmental pressure and forms an environment under low pressure.Film laminating module is connected with housing and is positioned at accommodation space.Film laminating module receives by these films of extrusion, and in environment under low pressure, these films is superimposed with each other and presses together, to form a laminated film.
Based on above-mentioned invention, the present invention will be by following embodiment so that those skilled in the art can be well understood to the present invention.Fig. 1 is the sketch map of the laminated film production device of one embodiment of the invention.Fig. 2 is the generalized section of Fig. 1.Fig. 3 is the local enlarged diagram of Fig. 2.Please jointly with reference to Fig. 1, Fig. 2 and Fig. 3, laminated film production device 100 comprises a plurality of film extrusion die heads 110 in the present embodiment.For the convenience on explaining, only at length explain with regard to single film extrusion die head 110a at this.Film extrusion die head 110a comprises a body 112 and a heating module 114.Body has a film raw material and carries runner 1122.Carry runner to comprise a sprue 1122a, a runner 1122b and a dull and stereotyped runner 1122c, wherein runner 1122b is connected between sprue 1122a and the dull and stereotyped runner 1122c, and the port of export of dull and stereotyped runner 1122c is the opening of a flat.Please once more with reference to Fig. 2 and Fig. 3, heating module 114 is inserted in the body 112, and in order to promote the temperature of body 112, wherein heating module 114 for example is many electrically heated rods.When the film raw material of film 200 from sprue 1122a and after being squeezed into body 112, these film raw materials are heated and are the melting shape.The film raw material of melting flows to dull and stereotyped runner 1122c via runner 1122b, and little by little diffusion, thinning and cooling.When being extruded as the film raw material self-balancing plate runner 1122c after the cooling, this film raw material has formed a film 200.
In addition, in order to control the Temperature Distribution of body 112 more accurately, the body of present embodiment can also have many cooling liquid flowing channels 116.This instance is suitable for being connected with a refrigerating module (not illustrating) via these cooling liquid flowing channels 116, and lets cooling fluid in cooling liquid flowing channel 116, flow, and with the temperature of the regional area that reduces body, and then controls the Temperature Distribution of body 112 more accurately.
Moreover in the present embodiment, in order to produce the uniform film 200 of thickness, film extrusion die head 110a can also comprise flow regulation and control module.Fig. 4 A to Fig. 4 C is the sketch map of flow control module of the present invention, wherein Fig. 4 A be the flow control module on the sketch map of bowing, Fig. 4 B is the schematic side view of flow control module, Fig. 4 C is another schematic side view of flow control module.Please jointly with reference to Fig. 2 and Fig. 4 A to Fig. 4 C, flow control module 118 is connected with body 112 and is disposed on the extension path of carrying runner 1122, carries the sectional area of the part section of runner 1122 with adjustment.Fig. 4 A to Fig. 4 C is the sketch map of flow control module of the present invention.Please jointly with reference to Fig. 2, Fig. 3 and Fig. 4 A to Fig. 4 C, flow control module 118 comprises a block 1182 and a driver module 1184.Block 1182 is disposed on the extension path of carrying runner 1122, and is connected with driver module 1184.Preferably, block 1182 is the block of a strip, and is disposed on the extension path of the dull and stereotyped runner 1122c that carries runner 1122.Be activated the driving of module 1184 when block 1182 after, block 1182 is with respect to carrying runner 1122 to move, and the bearing of trend of the moving direction of block 1182 and dull and stereotyped runner 1122c presss from both sides an angle, and wherein this angle is a natural number.In the present embodiment, the moving direction of block 1182 system is perpendicular to the bearing of trend of dull and stereotyped runner 1122c.Thus, via relatively moving between block 1182 and the dull and stereotyped runner 1122c, present embodiment can be adjusted the sectional area of dull and stereotyped runner 1122c via block 1182.
When the film raw material that is squeezed into body is the macromolecule membrane raw material; Via the position of suitable adjustment heating module 114 or the power output of adjustment heating module 114; Present embodiment can make the film raw material of melting shape little by little lower the temperature; When surpassing block 1182 so that the film raw material of melting shape is squeezed in dull and stereotyped runner 1122c, the temperature of film raw material is reduced to it below glass transition temperature, and forms film 200.Thus, adjust the sectional area of dull and stereotyped runner 1122c via adjusting block 1182, present embodiment can be adjusted the thickness of the film 200 of output.Better is, the laminated film production device 100 of present embodiment can also comprise a temperature sensor 119, and it is embedded in the body 112 of film extrusion die head 110a and is adjacent to carries runner 1122.Thus, present embodiment can be judged the situation of the Temperature Distribution of body 112 via temperature sensor 119.
Please continue with reference to Fig. 2, Fig. 3 and Fig. 4 A to Fig. 4 C, driver module 1184 comprises a holder 1184a, a worm gear 1184b and a worm screw 1184c in the present embodiment.Holder 1184a is fixed in body 112, and worm gear 1184b is hubbed on the holder 1184a with the mode of off-centre, and worm gear 1184b is resisted against on the block 1182.Worm screw 1184c is connected by body 112 outer insertions in the body 112 and with worm gear 1184b.Be noted that in the present embodiment, worm screw 1184c is inserted in the body by the sidewall of body 112, wherein film extrusion die head 110a is connected with adjacent film extrusion die head 110b without sidewall thus.Thus, present embodiment can avoid film extrusion die head 110b to produce heat exchange via worm screw 1184c with film extrusion die head 110a, and then has influenced Temperature Distribution each other.When user's rotary worm 1184c; Worm gear 1184b receives the driving of worm screw 1184c and rotates; Because being the mode with off-centre, worm gear 1184b is articulated on the holder 1184a; And worm gear 1184b is resisted against on the block 1182, so block 1182 can receive the extruding of worm gear 1184b and move with respect to dull and stereotyped runner 1122c.Therefore via the block 1182 and the driver module 1184 of present embodiment, present embodiment can be adjusted the sectional area of dull and stereotyped runner 1122c, and then the thickness of the film 200 of adjustment output.Though embodiment only discloses single driver module 1184; But those skilled in the art are when can driver module being increased to more than one driver module 1184 according to the spirit of present embodiment; Wherein have at least two worm gear 1184b to be disposed at the relative both sides of block 1182, with the homogeneity of film 200 thickness of promoting output.
The laminated film production device of present embodiment more comprises the film extrusion die head 110a and the 110b of storehouse each other with film extrusion die head 110a.Owing to the melting temperature and the solidification temperature of the film raw material of clamp-oning each film extrusion die head are all inequality, so the Temperature Distribution of each film extrusion die head is also inequality.Therefore for fear of the temperature effect of a film extrusion die head to the temperature of adjacent film extrusion die head, the laminated film production device 100 of present embodiment also comprises multilayer heat insulation layer 120, it is configured in respectively between the two adjacent film extrusion die heads 110.
In the present embodiment, except can be in the flow process of film raw material in carrying runner, via film raw material is carried out temperature control mode and film raw material is made into film 200.The present invention can also accomplish the making of film in advance.Please with reference to Fig. 2 and Fig. 3; In the present embodiment; Because the fusing point of metallic film 210 is high, so present embodiment is to discharge via roll type releasing device 300 to desire to carry out the metallic film 210 that pressing is handled, wherein the material of metallic film 210 can be aluminium alloy or other metal.In the present embodiment, have a flat clearance G between two adjacent film extrusion die head 110b and the 110c, wherein the height of clearance G is greater than the thickness of metallic film 210.Thus, the film output device can be in regular turn via feed roller wheels 400 and clearance G and export metallic film 210.
Please with reference to Fig. 1, Fig. 2 and Fig. 3, housing 130 is connected with these film extrusion die heads 110, with common formation one accommodation space S.Preferably, the joint of housing 130 and these film extrusion die heads 110, and the joint between the two adjacent film extrusion die heads 110 all passes through airtight processing.One end of the conveying runner 1122 in the body 112 of these film extrusion die heads 110 is communicated with accommodation space S.Have a plurality of through holes 132 on the wall of housing 130, its middle shell 130 is suitable for being connected with a vavuum pump (not illustrating) via these through holes 132.Vavuum pump removes the gas in the accommodation space S via through hole 132, so that the pressure in the accommodation space S is lower than environmental pressure and forms an environment under low pressure.
Fig. 5 is another local enlarged diagram of Fig. 2.Please jointly with reference to Fig. 2 and Fig. 5, housing 130 also has a laminated film delivery outlet 134.Laminated film 500 from film laminating module 140 outputs is seen off outside the housing 130 in by housing 130 via laminated film delivery outlet 134.In addition; Preferably; When vavuum pump removes the gas in the accommodation space via through hole 132; Get in the housings 130 via laminated film delivery outlet 134 outside 130 for fear of gas from housing, the laminated film production device 100 of present embodiment also comprises a gas check 150, and it is disposed on the laminated film delivery outlet 134 and sealing laminated film delivery outlet 134.In the present embodiment, gas check 150 comprises a pair of flexure strip 152 and 154, and it is locked in the relative both sides of laminated film delivery outlet 134 respectively, and laminated film 500 runs through gas check 150 between this is to flexure strip 152 and 154.
For ease operating personnel wear the material operation, can also have an opening 136 on the housing 130 of present embodiment and housing 130 also comprises a cover plate 138, cover plate 138 is articulated in a side of opening 136.Thus, just operating personnel can be via raising cover plate 138, that carries out these films (like film 200 and metallic film 210) wears the material operation.
Based on above-mentioned; Because the present invention is the pressing of in accommodation space, carrying out film; And because the present invention can discharge the gas in the accommodation space outside the housing via the through hole on the housing; So compared to existing technologies, the present invention can reduce that gas is sandwiched in the probability between two films in the film laminating process, and then promotes the yield and the service life of product.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (8)
1. a laminated film production device is suitable for being connected with a vavuum pump, it is characterized in that this laminated film production device comprises:
One the first film extrusion die head has one first and carries runner, and this first film extrusion die head is exported a first film via this first conveying runner;
One second film extrusion die head has one second and carries runner, and this second film extrusion die head is exported one second film via this second conveying runner;
The thin extrusion die head of this first film comprises a body and flow regulation and control module; This first conveying runner is positioned at this body; This first flow regulation and control module is connected with this body and is disposed on the extension path of this first conveying runner, and with the sectional area of the part section of adjusting this second conveying runner, this flow control module comprises a block and a driver module; It is disposed at this block on the extension path of this first conveying runner; And this block receives the driving of this driver module and moves with respect to this first conveying runner, and the bearing of trend of the moving direction of this block and this first conveying runner presss from both sides an angle, and wherein this angle is a natural number;
One housing; With this first film extrusion die head and the common accommodation space that forms of this second film extrusion die head; This first conveying runner is communicated with this accommodation space respectively with an end of this second conveying runner; This housing comprises a through hole, and this through hole is communicated with this accommodation space, and this housing is suitable for being connected with this vavuum pump via this through hole; And
One film laminating module is connected with this housing and is positioned at this accommodation space, and this film laminating module receives this first film and this second film of being exported, and this first film is pressed on this second film, to form a laminated film.
2. laminated film production device according to claim 1 is characterized in that, an end of the first conveying runner that is communicated with this accommodation space is the opening of flat.
3. laminated film production device according to claim 1; It is characterized in that; Also comprise a gas check; And this housing also comprises a laminated film delivery outlet, this this film delivery outlet of gas check sealing, and this laminated film runs through this gas check and quilt is exported to outside this laminated film production device.
4. laminated film production device according to claim 3 is characterized in that this gas check comprises a pair of flexure strip, be locked in the relative both sides of this laminated film delivery outlet respectively, and this laminated film runs through this gas check between this is to flexure strip.
5. laminated film production device according to claim 1; It is characterized in that; This driver module comprises a holder, a worm gear and a worm screw, and this holder is fixed in this body, and this worm gear is hubbed on this holder with the mode of off-centre; And this worm gear is resisted against on this block, and this worm screw is inserted outward in this body and with this worm gear by this body and is connected.
6. laminated film production device according to claim 1; It is characterized in that; This film laminating module is suitable for accepting one the 3rd film; Have a gap between this first film extrusion die head and this second film extrusion die head, the height in this gap is greater than the thickness of the 3rd film, and this tertiary membrane is thin to get into this accommodation space via this gap.
7. laminated film production device according to claim 1 is characterized in that, comprises that also a heat insulation layer is disposed between this first film extrusion die head and this second film extrusion die head.
8. laminated film production device according to claim 1 is characterized in that, this housing has an opening and this housing has the side that a cover plate is articulated in this opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101349226A CN101637994B (en) | 2008-07-31 | 2008-07-31 | Laminated film production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101349226A CN101637994B (en) | 2008-07-31 | 2008-07-31 | Laminated film production device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101637994A CN101637994A (en) | 2010-02-03 |
| CN101637994B true CN101637994B (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101349226A Active CN101637994B (en) | 2008-07-31 | 2008-07-31 | Laminated film production device |
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| Country | Link |
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| CN (1) | CN101637994B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1257402A (en) * | 1998-12-02 | 2000-06-21 | 味之素株式会社 | Vacuum laminating method for adhering film |
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2008
- 2008-07-31 CN CN2008101349226A patent/CN101637994B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1257402A (en) * | 1998-12-02 | 2000-06-21 | 味之素株式会社 | Vacuum laminating method for adhering film |
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| CN101637994A (en) | 2010-02-03 |
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