CN104552377A - Cutting structure and ACF attaching device with same - Google Patents
Cutting structure and ACF attaching device with same Download PDFInfo
- Publication number
- CN104552377A CN104552377A CN201510008186.XA CN201510008186A CN104552377A CN 104552377 A CN104552377 A CN 104552377A CN 201510008186 A CN201510008186 A CN 201510008186A CN 104552377 A CN104552377 A CN 104552377A
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- Prior art keywords
- cutting
- cylinder
- buffering
- cutting structure
- cylinder barrel
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Links
- 230000003139 buffering effect Effects 0.000 claims abstract description 58
- 230000033001 locomotion Effects 0.000 claims description 15
- 239000002313 adhesive film Substances 0.000 claims description 13
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Nonmetal Cutting Devices (AREA)
Abstract
The invention provides a cutting structure. The cutting structure comprises a stroke cylinder, a buffering part, a cutting part and a cutting cushion board; the buffering part comprises a buffering cylinder, a buffering cylinder assembly and a spring; a barrel of the stroke cylinder is horizontally fixed on the ACF attaching device; a piston rod of the stroke cylinder is fixedly connected with a buffering cylinder barrel of the buffering cylinder; a buffering piston rod of the buffering cylinder is fixedly connected with the buffering cylinder assembly; the spring sleeves the buffering piston rod and is limited between the buffering cylinder assembly and the buffering cylinder barrel; the buffering cylinder assembly is fixedly connected with the cutting part; the stroke cylinder, the buffering cylinder and the cutting part are parallel in the axial direction; the cutting cushion board is fixed on the ACF attaching device and positioned at one side of the cutting part in the extending direction; the pushing force of the stroke cylinder is transmitted to the buffering cylinder barrel through a piston rod, the buffering cylinder barrel compresses air in the buffering cylinder barrel and the spring to transmit the pushing force to the cutting part, and then the cutting part props an ACF attaching film to the cutting cushion board to be cut. The invention further provides an ACF attaching device comprising the cutting structure.
Description
Technical field
The present invention relates to LCD Technology field, particularly a kind of cutting structure and there is the ACF adhering device of this cutting structure.
Background technology
Along with electronic product is towards gently, thin, short, littleization is fast-developing, various portable electric product is nearly all using liquid crystal display as display floater, particularly shooting with video-corder on the products such as projector, mobile computer, mobile terminal or personal digital assistant device, liquid crystal display has been important composition assembly.Anisotropic conductive film (Anisotropic Conductive Film, ACF) there is adherence, unidirectional (up rightness conducting, parallel not conducting) function of conducting electricity, it is not only as integrated circuit (IntegratedCircuit, IC) medium be connected with substrate, simultaneously also as the conductive channel of integrated circuit and flexible print wiring board (Flexible Printed Circuit board, FPC).
At present, in the module group procedure that liquid crystal display manufactures, the ACF of continuous print ACF adhesive film cuts by the general ACF adhering device that adopts, and is then attached on substrate by the ACF of well cutting again, reclaims simultaneously and has peeled off the release liners of ACF.Anisotropic conductive film adhering device generally comprises supply structure, cutting structure, attached structure and recovery structure etc., and wherein cutting structure is the important component part of ACF adhering device, and the quality of cutting structure cutting ACF directly affects the quality of ACF attaching.
Fig. 1 is the structural representation of existing cutting structure, shown in Figure 1, cutting structure 30 comprises cutting structure fixed head 31, stroke cylinder 32, cutting knife holder 33, cutting knife 34, and cutting backing plate 35, the cylinder body 322 of stroke cylinder 32 is fixed on the side of cutting structure fixed head 31, the piston rod 324 of stroke cylinder 32 outside is fixed on cutting knife holder 33 and piston rod 324 is parallel to cutting knife holder 33, cutting knife 34 is fixed on cutting knife holder 33, cutting backing plate 35 to be fixed on cutting structure fixed head 31 and to be arranged at the side that cutting knife 34 stretches out direction, cutting backing plate 35 coordinates cutting knife 34 to realize the cutting of the ACF to ACF adhesive film 40, by cutting structure fixed head 31, cutting structure 30 is fixed on ACF adhering device.
But, existing cutting structure 30, because the driving air pressure of stroke cylinder 32 is unstable, the cutting stroke fluctuation that stroke cylinder 32 promotes the cutting knife 34 be attached thereto is comparatively large, and cutting power is unstable, easily causes cutting knife 34 to can't cut ACF or cross and cuts ACF, and do not reach split requirement, also easily damage cutting knife 34 simultaneously, the replacement frequency of cutting knife 34 is strengthened, and then increase production cost.
Summary of the invention
In view of above-mentioned condition, be necessary to provide a kind of cutting structure, cutting stroke of the prior art fluctuation be comparatively large to solve, the problem such as cutting power is unstable, cutting knife easy damaged.
The invention provides a kind of cutting structure, comprise stroke cylinder, buffer part, cutting part and cutting backing plate, described buffer part comprises bounce cylinder, bounce cylinder assembly and spring, the cylinder barrel of described stroke cylinder is flatly fixed on ACF adhering device, the piston rod of described stroke cylinder is fixedly connected with the buffering cylinder barrel of described bounce cylinder, the damper piston bar of described bounce cylinder is fixedly connected with described bounce cylinder assembly, described spring housing to be located on described damper piston bar and to be limited between described bounce cylinder assembly and described buffering cylinder barrel, described bounce cylinder assembly is fixedly connected with described cutting part, described stroke cylinder, the axis of described bounce cylinder and described cutting part is parallel, described cutting backing plate to be fixed on ACF adhering device and to be positioned at the side that described cutting part stretches out direction, the motive force of described stroke cylinder passes to described buffering cylinder barrel by described piston rod, after air in described buffering cylinder barrel compression buffering cylinder barrel and described spring, motive force is passed to described cutting part, described cutting part by ACF adhesive film against cutting to described cutting backing plate.
Further, described cutting structure also comprises connecting plate, described connecting plate is arranged between described stroke cylinder and described buffer part, and the lower end of described connecting plate is fixedly connected with the piston rod of described stroke cylinder, and the upper end of described connecting plate is fixedly connected with the buffering cylinder barrel of described bounce cylinder.
Further, described cutting structure also comprises cutting structure fixed head, described cylinder barrel is fixed on the side of described cutting structure fixed head, described cutting backing plate to be fixed on described cutting structure fixed head and to be positioned at the side that described cutting part stretches out direction, and described cutting structure is fixed on ACF adhering device by described cutting structure fixed head.
Further, described bounce cylinder assembly is inverted L-type platy structure, described bounce cylinder assembly comprises vertical plate and level board, described vertical plate is fixedly connected with described damper piston bar, and described level board and described buffering cylinder barrel are slidably connected and described level board can slide along the axis direction cushioning described buffering cylinder barrel.
Further, described in be slidably connected by being provided with slide block on described buffering cylinder barrel, and on described level board, be provided with the chute that coordinates with described slide block and realize.
Further, described cutting part comprises cutting knife holder and cutting knife, described cutting knife holder is fixed on the level board of described bounce cylinder assembly, described cutting knife is fixed on described cutting knife holder, described cutting knife to described cutting backing plate direction motion by ACF adhesive film against cutting to described cutting backing plate.
Further, the blade of described cutting knife protrudes from described cutting knife holder.
Further, described stroke cylinder is connected with Pneumatic propelling plant by tracheae, and described Pneumatic propelling plant applies to drive air pressure to promote described piston rod movement to described stroke cylinder by described tracheae.
Further, described bounce cylinder is not connected with Pneumatic propelling plant, described bounce cylinder contain air.
Present invention also offers a kind of ACF adhering device, described ACF adhering device comprises described cutting structure.
As mentioned above, the beneficial effect that the technical scheme of the embodiment of the present invention is brought is: cutting structure of the present invention, owing to comprising buffer part, cutting part is made to obtain stable cutting power, the fluctuation of cutting stroke is little, and cutting accuracy is high, quality better, can not damage cutting part, cutting part is higher for service life, reduces production cost.
For above and other object of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiments of the invention, be briefly described combining the required accompanying drawing used to the embodiment of the present invention below.
Fig. 1 is the structural representation of existing cutting structure;
Fig. 2 is the structural representation of the cutting structure of the embodiment of the present invention;
Fig. 3 is the structural representation that the cutting structure of the embodiment of the present invention is in cut state.
Detailed description of the invention
For further setting forth the present invention for the technological means that realizes predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the specific embodiment of the present invention, structure, feature and effect thereof, be described in detail as follows.
Cutting structure provided by the invention, can be applicable to cutting ACF, also can be applied in other adhesive tape structures of cutting as membrane sheet (Mylar) advanced in years, but be not limited thereto.
Fig. 2 is the structural representation of the cutting structure of the embodiment of the present invention, Fig. 3 is the structural representation that the cutting structure of the embodiment of the present invention is in cut state, for convenience of describing, except cutting structure 10, ACF adhesive film 20 is also comprised in Fig. 2, Fig. 3, concrete, refer to shown in Fig. 2, Fig. 3, the cutting structure 10 that the embodiment of the present invention provides comprises: cutting structure fixed head 11, stroke cylinder 12, connecting plate 13, buffer part 14, cutting part 15 and cutting backing plate 16.
Cutting structure fixed head 11 is for having the steel plate structure of certain thickness and hardness, and cutting structure fixed head 11, for being connected in one by each parts of cutting structure 10, forming an overall cutting structure 10, is convenient to cutting structure 10 and is installed on ACF adhering device.
Stroke cylinder 12 comprises cylinder barrel 122, piston 123 and piston rod 124.Piston 123 is arranged in cylinder barrel 122, one end of piston rod 124 is positioned at cylinder barrel 122 and is fixedly connected with piston 123, it is outer and be fixedly connected with connecting plate 13 that the other end of piston rod 124 stretches out cylinder barrel 122, the axis (i.e. the axis of stroke cylinder 12) of piston rod 124 is parallel to each other with connecting plate 13, cylinder barrel 122 is fixed on the side of cutting structure fixed head 11, and piston rod 124 can drive connecting plate 13 to move along the axial direction of piston rod 124.Cylinder barrel 122 is connected with Pneumatic propelling plant (not shown) by tracheae (not shown), and this Pneumatic propelling plant applies to drive air pressure by tracheae and promotes piston 123 and the piston rod 124 that is attached thereto moves in cylinder barrel 122.In the present embodiment, stroke cylinder 12 is horizontally disposed with, and piston rod 124 is positioned at the left side of cylinder barrel 122.
The lower end of connecting plate 13 is fixedly connected with the piston rod 124 of stroke cylinder 12, and the upper end of connecting plate 13 is fixedly connected with buffer part 14, and connecting plate 13 passes to buffer part 14 for the motive force of the piston rod 124 by stroke cylinder 12.
Buffer part 14 comprises bounce cylinder 142, bounce cylinder assembly 144 and spring 146.
Bounce cylinder 142 comprises buffering cylinder barrel 1422, damper piston 1423 and damper piston bar 1424.Bounce cylinder 142 is horizontally disposed with and damper piston bar 1424 is positioned at the left side cushioning cylinder barrel 1422, the bottom of buffering cylinder barrel 1422 is fixed on the upper end of connecting plate 13, damper piston 1423 is arranged in buffering cylinder barrel 1422, one end of damper piston bar 1424 is positioned at buffering cylinder barrel 1422 and is fixedly connected with damper piston 1423, the other end of damper piston bar 1424 stretches out and cushions outside cylinder barrel 1422 and be fixedly connected with the bounce cylinder assembly 144 above it, the axis of bounce cylinder 142 and the axis being parallel of stroke cylinder 12.Be appreciated that, in other embodiments, damper piston bar 1424 is positioned at the right side of buffering cylinder barrel 1422, one end of damper piston bar 1424 is positioned at buffering cylinder barrel 1422 and is fixedly connected with damper piston 1423, the other end of damper piston bar 1424 stretches out and cushions outside cylinder barrel 1422 and be fixedly connected with connecting plate 13, and buffering cylinder barrel 1422 is fixedly connected with bounce cylinder assembly 144.
Bounce cylinder assembly 144 is in inverted L-type platy structure, bounce cylinder assembly 144 comprises vertical plate 1442 and level board 1444, vertical plate 1442 is fixedly connected with damper piston bar 1424, and lower end and the upper end of buffering cylinder barrel 1422 of level board 1444 are slidably connected and level board 1444 slides along the axis direction cushioning cylinder barrel 1422.Can be understood as, this is slidably connected, and can be the upper end of buffering cylinder barrel 1422 is provided with slide block, is provided with the chute coordinated with slide block in the lower end of level board 1444; Or the lower end of level board 1444 is provided with slide block, the upper end of buffering cylinder barrel 1422 is provided with the chute coordinated with slide block, but is not limited thereto.
Spring 146 to be sheathed on damper piston bar 1424 and to be limited between the vertical plate 1442 of bounce cylinder assembly 144 and buffering cylinder barrel 1422.
Bounce cylinder 142 is different from stroke cylinder 12, it is not connected with Pneumatic propelling plant by tracheae, but contain air, the buffering cylinder body 1422 that air is positioned at bounce cylinder 142 is inner, when driving air pressure promotion piston 123 in the cylinder barrel 122 of stroke cylinder 12 and piston rod 124 are to left movement, piston rod 124 drives connecting plate 13 and buffering cylinder body 1422 to left movement, buffering cylinder body 1422 left motion compresses cushions the air in cylinder body 1422, the damper piston the bar 1424 then again motive force to left movement being passed to damper piston 1423 and be attached thereto, because compressed-air actuated process can produce retardation, therefore cushioning effect can be played to the motive force passing to damper piston 1423 and damper piston bar 1424.Moreover, when buffering cylinder body 1422 is to left movement, buffering cylinder body 1422 Compress Spring 146, then again by force transmission to bounce cylinder assembly 144, buffering cylinder body 1422 Compress Spring 146, spring 146 produces restoring force and plays cushioning effect.When cushioning cylinder body 1422 and just having started to move with connecting plate 13, bounce cylinder assembly 144 does not move with buffering cylinder body 1422.
Cutting part 15 comprises cutting knife holder 152 and cutting knife 154.The lower end of cutting knife holder 152 is fixed on the upper end of level board 1444 of bounce cylinder assembly 144, and cutting knife 154 is fixed on the upper end of cutting knife holder 152, and the blade of cutting knife 154 is positioned at the left side of cutting knife 154 and protrudes from cutting knife holder 152.
Cutting backing plate 16 is in platy structure, and cutting backing plate 16 to be vertically fixed on cutting structure fixed head 11 and to be positioned at the side that cutting knife 154 stretches out direction.ACF adhesive film is located between cutting backing plate 16 and the cutting knife 154 and ACF side of ACF adhesive film 20 near cutting knife 154, cutting backing plate 16 coordinates cutting knife 154 can realize cutting the ACF of ACF adhesive film 20, owing to being provided with buffer part 14, make the cutting stroke of cutting part 15 more stable, ensure the ACF of ACF adhesive film 20 and the release liners of ACF adhesive film 20 can not be excised.
Refer to shown in Fig. 2, Fig. 3, the action principle of the cutting structure 10 in above-described embodiment:
Pneumatic propelling plant drives air pressure for stroke cylinder 12 provides and promotes piston 123 and the piston rod 124 that is attached thereto to left movement, piston rod 124 drives the buffering cylinder body 1422 of connecting plate 13 and bounce cylinder 142 to left movement, buffering cylinder body 1422 left motion compresses buffering cylinder body 1422 in air and spring 146, in compression buffering cylinder body 1422, the air generation resistance of motion and Compress Spring 146 produce restoring force and have cushioned the active force to left movement passing to bounce cylinder assembly 144, its fluctuation of motive force after buffering is less, it is passing to cutting part 15 through bounce cylinder assembly 144, cutting part 15 obtains the less motive force to left movement of fluctuation, when making the cutting knife 154 of cutting part 15 cut the ACF of ACF adhesive film 20 on right side, active force is even, the fluctuation of cutting stroke is little, cutting quality better, cutting knife 154 can not be damaged.
The present invention also provides a kind of ACF adhering device, and it comprises above-mentioned cutting structure 10.
As mentioned above, the beneficial effect that the technical scheme of the embodiment of the present invention is brought is: cutting structure 10 of the present invention, owing to comprising buffer part 14, cutting part 15 is made to obtain stable cutting power, the fluctuation of cutting stroke is little, and cutting accuracy is high, quality better, can not damage cutting part 15, cutting part 15 is higher for service life, reduces production cost.
In this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, except comprising those listed key elements, but also can comprise other key elements clearly do not listed.
In this article, the involved noun of locality such as forward and backward, upper and lower is arranged in figure with parts in accompanying drawing and parts position each other defines, clear and convenient just in order to expression technology scheme.Should be appreciated that the use of the described noun of locality should not limit the scope of the application's request protection.
When not conflicting, the feature in embodiment herein-above set forth and embodiment can be combined with each other.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a cutting structure (10), it is characterized in that: comprise stroke cylinder (12), buffer part (14), cutting part (15) and cutting backing plate (16), described buffer part (14) comprises bounce cylinder (142), bounce cylinder assembly (144) and spring (146), the cylinder barrel (122) of described stroke cylinder (12) is flatly fixed on ACF adhering device, the piston rod (124) of described stroke cylinder (12) is fixedly connected with the buffering cylinder barrel (1422) of described bounce cylinder (142), the damper piston bar (1424) of described bounce cylinder (142) is fixedly connected with described bounce cylinder assembly (144), described spring (146) is sheathed on described damper piston bar (1424) and goes up and be limited between described bounce cylinder assembly (144) and described buffering cylinder barrel (1422), described bounce cylinder assembly (144) is fixedly connected with described cutting part (15), described stroke cylinder (12), the axis of described bounce cylinder (142) and described cutting part (15) is parallel, described cutting backing plate (16) to be fixed on ACF adhering device and to be positioned at the side that described cutting part (15) stretches out direction, the motive force of described stroke cylinder (12) passes to described buffering cylinder barrel (1422) by described piston rod (124), after air in described buffering cylinder barrel (1422) compression buffering cylinder barrel (1422) and described spring (146), motive force is passed to described cutting part (15), ACF adhesive film (20) is gone up against to described cutting backing plate (16) and cuts by described cutting part (15).
2. cutting structure according to claim 1 (10), it is characterized in that: described cutting structure (10) also comprises connecting plate (13), described connecting plate (13) is arranged between described stroke cylinder (12) and described buffer part (14), the lower end of described connecting plate (13) is fixedly connected with the piston rod (124) of described stroke cylinder (12), and the upper end of described connecting plate (13) is fixedly connected with the buffering cylinder barrel (1422) of described bounce cylinder (142).
3. cutting structure according to claim 1 (10), it is characterized in that: described cutting structure (10) also comprises cutting structure fixed head (11), described cylinder barrel (122) is fixed on the side of described cutting structure fixed head (11), described cutting backing plate (16) is fixed on described cutting structure fixed head (11) and is gone up and be positioned at the side that described cutting part (15) stretches out direction, and described cutting structure (10) is fixed on ACF adhering device by described cutting structure fixed head (11).
4. cutting structure according to claim 1 (10), it is characterized in that: described bounce cylinder assembly (144) is in inverted L-type platy structure, described bounce cylinder assembly (144) comprises vertical plate (1442) and level board (1444), described vertical plate (1442) is fixedly connected with described damper piston bar (1424), and described level board (1444) and described buffering cylinder barrel (1422) are slidably connected and described level board (1444) can slide along the axis direction cushioning described buffering cylinder barrel (1422).
5. cutting structure according to claim 1 (10), it is characterized in that: described in be slidably connected by being provided with slide block on described buffering cylinder barrel (1422), and on described level board (1444), be provided with the chute that coordinates with described slide block and realize.
6. cutting structure according to claim 4 (10), it is characterized in that: described cutting part (15) comprises cutting knife holder (152) and cutting knife (154), described cutting knife holder (152) is fixed on the level board (1444) of described bounce cylinder assembly (144), described cutting knife (154) is fixed on described cutting knife holder (152), and ACF adhesive film (20) is gone up against to described cutting backing plate (16) and cuts to the motion of described cutting backing plate (16) direction by described cutting knife (154).
7. cutting structure according to claim 6 (10), is characterized in that: the blade of described cutting knife (154) protrudes from described cutting knife holder (152).
8. cutting structure according to claim 1 (10), it is characterized in that: described stroke cylinder (12) is connected with Pneumatic propelling plant by tracheae, described Pneumatic propelling plant applies to drive air pressure to promote described piston rod (124) motion to described stroke cylinder (12) by described tracheae.
9. cutting structure according to claim 1 (10), is characterized in that: described bounce cylinder (142) is not connected with Pneumatic propelling plant, described bounce cylinder (142) contain air.
10. an ACF adhering device, is characterized in that: described ACF adhering device comprises cutting structure as in one of claimed in any of claims 1 to 9 (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510008186.XA CN104552377B (en) | 2015-01-08 | 2015-01-08 | Cutting device and ACF attaching device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510008186.XA CN104552377B (en) | 2015-01-08 | 2015-01-08 | Cutting device and ACF attaching device with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104552377A true CN104552377A (en) | 2015-04-29 |
| CN104552377B CN104552377B (en) | 2017-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510008186.XA Active CN104552377B (en) | 2015-01-08 | 2015-01-08 | Cutting device and ACF attaching device with same |
Country Status (1)
| Country | Link |
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| CN (1) | CN104552377B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097304A (en) * | 2015-09-14 | 2015-11-25 | 安徽富吉电容有限责任公司 | Pre-pressing device of thin-film capacitor winding machine |
| CN105751270A (en) * | 2016-03-25 | 2016-07-13 | 深圳市华星光电技术有限公司 | ACF (anisotropic conductive film) adhesion equipment and cutting device thereof |
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| CN104108118A (en) * | 2013-12-02 | 2014-10-22 | 成都绿迪科技有限公司 | Plate blanking device |
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| KR100892867B1 (en) * | 2007-11-16 | 2009-04-15 | 박성수 | Shok absorber type edge tape cutting device with double blade |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104552377B (en) | 2017-01-18 |
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Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee after: InfoVision Optoelectronics(Kunshan)Co.,Ltd. Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee before: INFOVISION OPTOELECTRONICS (KUNSHAN) Co.,Ltd. |
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