CN100503404C - Anisotropic conductive adhesive tape supply unit - Google Patents
Anisotropic conductive adhesive tape supply unit Download PDFInfo
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- CN100503404C CN100503404C CNB2005100085284A CN200510008528A CN100503404C CN 100503404 C CN100503404 C CN 100503404C CN B2005100085284 A CNB2005100085284 A CN B2005100085284A CN 200510008528 A CN200510008528 A CN 200510008528A CN 100503404 C CN100503404 C CN 100503404C
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- anisotropic conductive
- adhesive tape
- conductive adhesive
- locations
- reel
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Abstract
The anisotropic conductive adhesive tape supply unit includes one adhesive tape coil and one pivoted pedestal. The adhesive tape coil includes one drum with one first positioning part and one second positioning part near its center, and one anisotropic conductive adhesive tape wound onto the surface of the drum. The pivoted pedestal has one third positioning part and one four positioning part in the surface corresponding separately to the first positioning part and the second positioning part of the drum for the drum to be embedded. The said positioning structure can avoid the misuse of anisotropic conductive adhesive tape of incorrect type.
Description
Technical field
The present invention is meant a kind of anisotropic conductive adhesive tape supply unit especially relevant for a kind of anisotropic conductive adhesive tape supply unit, in the time of can avoiding attaching anisotropic conductive adhesive tape, misapplies wrong model.
Background technology
Anisotropic conductive film (Anisotropic Conductive Film), be distributed with the glued membrane that sticks together of conducting particles for a kind of inside, its main function is to provide two kinds and engages electrically conducting of object vertical direction, then has insulation effect for horizontal direction.Simply reach good advantages such as then ability because it has low operating temperature, adhesion process, and have conduction and non-conductive effect simultaneously, the module structure that has been used in Liquid Crystal Display (LCD) is now widely loaded onto, as interelement interconnection material.
For instance, in Liquid Crystal Display (LCD), be connected with the panel of LCD circuit in order to make chip for driving.Can pass through anisotropic conductive film, adopt winding and engage (Tape Automated Bonding automatically; Hereinafter to be referred as TAB) processing procedure connects.See also Fig. 1, be the scheme drawing of the Liquid Crystal Display (LCD) that adopts the TAB connection mode.As shown in FIG., in the Liquid Crystal Display (LCD) 1, mainly comprise elements such as a liquid crystal panel 10, a backlight module 11, a printed circuit board (PCB) 12, a chip for driving 13, a soft belt type substrate (TapeCarrier) 14.
Wherein, chip for driving 13 can be sent the pixel electrode switch that signal is controlled liquid crystal panel 10, and its surface is formed with most the formed contacts 131 of golden projection, and gluing encapsulates fixing in a soft belt type substrate 14.
And shown in enlarged drawing, during gluing, chip for driving 13 is the gluing media to cover crystal type by an anisotropic conductive film 15, thus, its contact 131 is fixed in the opposite position of soft belt type substrate 14 surface contacts 141.And exert pressure, pressing chip for driving 13 and soft belt type substrate 14 both, both are squeezed by contact separately, and then the conducting particles of contact between contact, and between each contact of conducting.Making chip for driving 13 form circuit with soft belt type substrate 14 is connected.
Similar, the output circuit contact at the two ends 141,142 of soft belt type substrate 14 also can pass through anisotropic conductive film 15, is connected with liquid crystal panel 10 circuit and printed circuit board (PCB) 12 contact separately respectively, and the circuit between each item is interconnected.
Wherein, in order to make tackifying ability and conduction property between the different objects reach best effect, when different objects connect, the capital adopts the anisotropic conductive film of different qualities to bind, and make Liquid Crystal Display (LCD) in the process of making, in connection process each time, employed anisotropic conductive film all is a different model.
Figure 1 shows that example, when chip for driving 13 is fixed in soft belt type substrate 14, when an end 141 of soft belt type substrate 14 is fixed in liquid crystal panel 10 and soft belt type substrate 14 other ends 142 when being fixed in printed circuit board (PCB) 12, be to be divided into three connection process to finish, and in three connection process, employed anisotropic conductive film is all for having different qualities.
In addition, because the consideration of liquid crystal display applications on different product, Liquid Crystal Display (LCD) more has multiple not isomorphism dress mode.TAB structure process as shown in Figure 1 is used in the employed Liquid Crystal Display (LCD) of notebook PC more, and adopt glass flip chip (Chip On Glass) mode as middle-size and small-size Liquid Crystal Display (LCD) more, chip for driving directly is bonding on the circuit of face glass by anisotropic conductive film to cover crystal type.Or the structure dress mode of adopting membrane of flip chip (Chip On Film), chip for driving is bonding on flexible circuit board (FPC) by anisotropic conductive film after, be bonding on the circuit of panel by the pin of anisotropic conductive film again flexible circuit board.
Such as above-mentioned various structure dress mode, the element of required use reaches and interconnects mode to each other also along with difference in the Liquid Crystal Display (LCD), binds in the processing procedure at every turn, all need use the anisotropic conductive film of different qualities.And make that Liquid Crystal Display (LCD) anisotropic conductive film type kind of required use in manufacturing process is various.
Therefore, on practice, manufacturing line is when carrying out the bonding of structure dress, Chang Yin has received the anisotropic conductive film of wrong model, causes when binding and makes a mistake, and need remanufacturing, and increased manufacturing cost and slowed down production efficiency, even defective products might be flowed into successive process, and cause very big infringement to product quality, cause client's complaint and complaint.
So the anisotropic conductive film of misuse error pattern number in the time of how effectively preventing to make is saved manufacturing cost and is increased output efficiency, is the direction that those who are familiar with this art endeavoured.
Summary of the invention
The object of the present invention is to provide a kind of anisotropic conductive adhesive tape supply unit, is to be used for an anisotropic conductive film adhering machine, supplies the adhesive tape that a surface has anisotropic conductive film, cuts attaching.And be provided with location structure in the anisotropic conductive adhesive tape supply unit of the present invention and have the fool proof function, can prevent to use the anisotropic conductive film of wrong model.
The object of the present invention is achieved like this, and a kind of anisotropic conductive adhesive tape supply unit comprises a film and a pivot pedestal.
Film comprises a reel and an anisotropic conductive adhesive tape, and anisotropic conductive adhesive tape is surperficial shoestring with anisotropic conductive film, is wound in the surface of reel, and the vicinity of reel center, has more one first locations and one second locations.
Pivot pedestal, surface have one the 3rd locations and one the 4th locations, and be corresponding with first locations and second locations of film respectively, can embed for the reel of film.
Purpose of the present invention can realize like this that also a kind of anisotropic conductive adhesive tape supply unit comprises:
One film comprises a reel and an anisotropic conductive adhesive tape, and this anisotropic conductive adhesive tape is wound in the surface of this reel, and this reel center has a pivot hole, and the vicinity in this pivot hole is provided with a rectangle knock hole and a pin-and-hole;
One pivot pedestal, the surface has a pivot, and is provided with a rectangle locating piece and a locating dowel pin in the vicinity of this pivot, wherein, the position of this rectangle locating piece and this locating dowel pin is corresponding with this rectangle knock hole and this pin-and-hole respectively, only has this film can be embedded in this pivot pedestal with restriction.
By above-mentioned location structure, can guarantee only to have specific film just can be embedded in the pivot pedestal.Can't be when the locations of the locations of reel and pivot pedestal at once, film promptly can't embed in the pivot pedestal fully, so, and can be in anisotropic conductive adhesive tape attaching process, reach the effect of the loading fool proof that effectively prevents to misapply wrong model.
Description of drawings
Fig. 1 is the scheme drawing of a Liquid Crystal Display (LCD) of an employing TAB connection mode.
Fig. 2 A to Fig. 2 B is the illustrative view of an anisotropic conductive adhesive tape adhering machine.
Fig. 3 is the scheme drawing of an embodiment of anisotropic conductive adhesive tape supply unit of the present invention.
Fig. 4 is the scheme drawing of another embodiment of anisotropic conductive adhesive tape supply unit of the present invention.
Drawing reference numeral:
1 Liquid Crystal Display (LCD), 21 films
2 anisotropic conductive adhesive tape supply units, 22 pivot pedestals
3 anisotropic conductive adhesive tapes are received around the unit 210 reels
4 anisotropic conductive adhesive tapes attach unit 211 anisotropic conductive adhesive tapes
5 guide wheels, 2,101 first locationss
6 liquid crystal panels, 2,102 second locationss
10 liquid crystal panels, 2103 pivot holes
11 backlight modules 221 the 3rd locations
12 printed circuit board (PCB)s 222 the 4th locations
13 chip for driving, 223 pivots
14 soft belt type substrates
15 anisotropic conductive films
The specific embodiment
Because anisotropic conductive adhesive tape supply unit of the present invention is to be installed in the anisotropic conductive adhesive tape adhering machine, supplies the adhesive tape that a surface has anisotropic conductive film, cuts attaching for the mechanism in the anisotropic conductive adhesive tape adhering machine.For making anisotropic conductive adhesive tape supply unit of the present invention be easier to understand, be example at this with the attaching process that an anisotropic conductive adhesive tape is attached at panel, the start principle of anisotropic conductive adhesive tape adhering machine is described in advance.
See also Fig. 2 A, Fig. 2 B, one anisotropic conductive film adhering machine can comprise that mainly an anisotropic conductive adhesive tape supply unit 2 is (hereinafter to be referred as feeding unit, this figure is depicted as sketch map, will in after a while again row describe in detail), an anisotropic conductive adhesive tape receives that 3 (hereinafter to be referred as receiving around the unit), an anisotropic conductive adhesive tape attach unit 4 (hereinafter to be referred as attaching the unit) and most guide wheels 5 around the unit.
By feeding unit 2 outputs one anisotropic conductive adhesive tape 211, it is made up of a banded glued membrane (being banded anisotropic conductive film) and a banded ground, and the band of glue film-stack is bonding on the banded ground.This anisotropic conductive adhesive tape 211 passes and attaches unit 4, after wherein banded glued membrane is attached at a liquid crystal panel 6, by receiving the residual banded ground of 3 withdrawals around the unit.And, make anisotropic conductive adhesive tape 211 in course of conveying by most guide wheels 5, all maintain certain tension force.
Wherein, attach unit 4 and comprise a cutting mechanism 41, a hot pressing mechanism 42, a glued membrane mechanism for stripping 43 again.Wherein employed attaching mechanism control method for movement, for practising the technology of being familiar with in this skill person, non-is emphasis of the present invention, only makes schematic illustration at this, with does not one by one give unnecessary details in detail.
Glued membrane mechanism for stripping 43 can be two corresponding mobile wheels, in the anisotropic conductive adhesive tape adhering machine, move back and forth, after banded glued membrane was bonding on liquid crystal panel 6 by aforesaid hot pressing mechanism, glued membrane mechanism for stripping 43 promptly moved with the X1 direction, arrive as Fig. 2 B position extremely, with banded ground pull-up, banded glued membrane and banded ground are peeled off, and finish peel off after, move with the X2 direction, get back to the position shown in Fig. 2 A originally, so that hot pressing mechanism 42 is proceeded pressing.
After the attaching start principle of understanding anisotropic conductive adhesive tape, please continue to consult Fig. 3, it is an embodiment of anisotropic conductive adhesive tape supply unit 2 of the present invention.In the present embodiment, it comprises a film 21 and a pivot pedestal 22.
Pivot pedestal 22, it is a rotating circular pedestal, its axial surface has one the 3rd locations 221 and one the 4th locations 222, corresponding with first locations 2101 and second locations 2102 of film 21 respectively, can embed for the reel 210 of film 21, when the anisotropic conductive adhesive tape 211 of film 21 constantly was drawn out of in reel 210,21 whiles of film pivoted on pivot pedestal 22.And in the present embodiment, the 3rd locations 221 is a rectangle locating piece, and the 4th locations 222 is a locating dowel pin, and its height conforms to the thickness of reel 210.And have more a pivot 223 in the center of pivot pedestal 22, the rectangle locating piece is adjacent to pivot, locating dowel pin is positioned at around the pivot, and it is corresponding with aforesaid pin-and-hole position, make reel 21 can embed in the pivot pedestal 22 fully, can pull out an end of anisotropic conductive adhesive tape 211 from reel 21, be supplied in aforesaid attaching unit 4.
By above-mentioned location structure, can guarantee only to have specific film just can be embedded in the pivot pedestal corresponding with it, attach with the supply anisotropic conductive adhesive tape.Just, even in the practice manufacturing process, need the film of the anisotropic conductive film of the various model of use, yet, first locations of each film and second locations relative position between the two all are different, thus, only there is correct film just can be embedded in the correct pivot pedestal, the supply anisotropic conductive adhesive tape.
In other words, at the employed anisotropic conductive adhesive tape adhering machine of different connection process, the 3rd locations on the pivot pedestal of the feeding unit of each board and the 4th locations relative position between the two all are different.When the anisotropic conductive adhesive tape of different model is applied in the manufacturing process of Liquid Crystal Display (LCD), because the anisotropic conductive adhesive tape of every kind of model all is wound on the different reels, and the axial surface ad-hoc location of each reel all is provided with location structure, if when operating personal is misapplied the film of wrong model, the 3rd locations of pivot pedestal and the 4th locations relative position can't be fully and first locations of reel and the second locations relative position corresponding, at this moment, film can't embed in the pivot pedestal naturally, so, can effectively prevent from anisotropic conductive adhesive tape attaching process, to misapply the adhesive tape of wrong model.
And what this illustrated separately be, shown in Figure 3, only be an embodiment of anisotropic conductive adhesive tape supply unit of the present invention.Certainly, under different design requirements, also different variations can be arranged.
For example shown in Figure 4, be another embodiment of anisotropic conductive adhesive tape supply unit 2 of the present invention.Itself and different being shown in Figure 3, the axial surface of the reel 210 of its film 21 only has first locations 2101 and second locations 2102, the axial surface of its pivot pedestal 22 only has the 3rd locations 221 and the 4th locations 222, it need not be provided with pivot and pivot hole in the center separately, can be by the restriction of locations relative position separately, reach the effect that prevents the loading fool proof of misapplying equally.And above-mentioned locations is not positioned at the center of film 21 and pivot pedestal 22 separately, only corresponding to guarantee each pivot pedestal 22 with unique reel 210, just, the film of mistake model, its reel can't can be embedded in the pivot pedestal because of after the anglec of rotation.
In addition, for the easier model of distinguishing film 21, in the present embodiment, more can make second locations, 2102 surfaces of reel be provided with the mark of particular color, and be provided with identical color mark in the 4th locations 222 of pivot pedestal.Thus, but the non-productive operation personnel selection takes a decision as to whether correct model.
In sum, the present invention can solve the problem of the anisotropic conductive film of the known wrong model of easy misuse really.More can be after reading specification sheets and above each embodiment and know present technique person, advantage or the utilization of other function understanding the present invention more and had.
Though the present invention discloses with specific embodiment; but it is not in order to limit the present invention; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present invention and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that scope of patent protection of the present invention is done.
Claims (7)
1. anisotropic conductive adhesive tape supply unit is characterized in that comprising:
One film comprises a reel and an anisotropic conductive adhesive tape, and this anisotropic conductive adhesive tape is wound in the surface of this reel, and contiguous center on this reel, has more one first locations and one second locations;
One pivot pedestal, surface have one the 3rd locations and one the 4th locations, and be corresponding with first locations and second locations of described film respectively, can embed for the reel of this film.
2. anisotropic conductive adhesive tape supply unit as claimed in claim 1 is characterized in that: described first locations is a rectangle knock hole, and described the 3rd locations is a rectangle locating piece, and this rectangle locating piece matches with described rectangle knock hole.
3. anisotropic conductive adhesive tape supply unit as claimed in claim 1 is characterized in that: described second locations is a pin-and-hole, connects two sides of this reel, and described the 4th locations is a locating dowel pin, and this locating dowel pin matches with described pin-and-hole.
4. anisotropic conductive adhesive tape supply unit as claimed in claim 1 is characterized in that: the described second locations surface has a selected color mark.
5. anisotropic conductive adhesive tape supply unit is characterized in that comprising:
One film comprises a reel and an anisotropic conductive adhesive tape, and this anisotropic conductive adhesive tape is wound in the surface of this reel, and this reel center has a pivot hole, and the vicinity in this pivot hole is provided with a rectangle knock hole and a pin-and-hole;
One pivot pedestal, the surface has a pivot, and is provided with a rectangle locating piece and a locating dowel pin in the vicinity of this pivot, wherein, the position of this rectangle locating piece and this locating dowel pin is corresponding with this rectangle knock hole and this pin-and-hole respectively, only has this film can be embedded in this pivot pedestal with restriction.
6. anisotropic conductive adhesive tape supply unit as claimed in claim 5 is characterized in that: described pin-and-hole has a selected color mark.
7. anisotropic conductive adhesive tape supply unit as claimed in claim 6 is characterized in that: described pin-and-hole has identical color mark with described locating dowel pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100085284A CN100503404C (en) | 2005-02-18 | 2005-02-18 | Anisotropic conductive adhesive tape supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100085284A CN100503404C (en) | 2005-02-18 | 2005-02-18 | Anisotropic conductive adhesive tape supply unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1821040A CN1821040A (en) | 2006-08-23 |
| CN100503404C true CN100503404C (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100085284A Expired - Fee Related CN100503404C (en) | 2005-02-18 | 2005-02-18 | Anisotropic conductive adhesive tape supply unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100503404C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101398540B (en) * | 2007-09-24 | 2013-06-19 | 群创光电股份有限公司 | Plastering device and plastering method thereof |
| CN101840081A (en) * | 2010-04-13 | 2010-09-22 | 苏州凯蒂亚半导体制造设备有限公司 | Anisotropic conductive film adhering machine set |
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2005
- 2005-02-18 CN CNB2005100085284A patent/CN100503404C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1821040A (en) | 2006-08-23 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20210218 |