CN102049373A - Point UV pre-curing control device and control method for disk reading layer spin-coating process - Google Patents
Point UV pre-curing control device and control method for disk reading layer spin-coating process Download PDFInfo
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- CN102049373A CN102049373A CN2011100037125A CN201110003712A CN102049373A CN 102049373 A CN102049373 A CN 102049373A CN 2011100037125 A CN2011100037125 A CN 2011100037125A CN 201110003712 A CN201110003712 A CN 201110003712A CN 102049373 A CN102049373 A CN 102049373A
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Abstract
The invention discloses a point ultraviolet (UV) pre-curing control device and control method for a disk reading layer spin-coating process. The device comprises a UV lamp point light source (1), a rotary lifting device (2), a first servo motor (7) and a high-speed rotating device (6) with vacuum adsorption, wherein the high-speed rotating device (6) with vacuum adsorption, capable of driving a workpiece (4) to rotate at a high speed, is connected with the output shaft of the first servo motor (7); the UV lamp point light source (1) is arranged above the high-speed rotating device (6) with vacuum adsorption, and the UV lamp point light source (1) is fixed on a swing arm bracket (8) capable of moving up and down and moving in the radial direction; and the swing arm bracket (8) is connected with the rotary lifting device (2) for driving the swing arm bracket to move up and down and move in the radial direction. The control device has simple mechanisms and a high speed. The control method can ensure the thicknesses of glue layers of inner and outer rings, and can avoid disk warping.
Description
Technical field
The present invention is a kind of some UV precuring control device and control method of CD reading layer spin coating proceeding, particularly a kind of a kind of some UV precuring control device and control corresponding method that is used for blue light optical disc reading layer spin coating preparation technologies such as third generation CD BD and BD-R belongs to the some UV precuring control device of blue light optical disc reading layer spin coating proceedings such as BD and BD-R and the innovative technology of control method thereof.
Background technology
Blue light optical disc reading layer spin coating proceedings such as third generation CD BD and BD-R are the epochmaking process procedures that Blu-ray Disc is produced, be in injection mo(u)lding and plated on the thick substrate of 1.1mm of reflecting layer and recording layer material, be coated with last layer 75 μ m or the thick UV optic-solidified adhesive of 100 μ m equably, according to the correlation technique standard, the thickness error that it allowed is in 3%, portioned product even requirement are in 2%, and difficulty is high.In order to reach certain speed of production, and guarantee the high homogeneity of bondline thickness Internal and external cycle, and avoid the generation of the residual and warpage of bubble, and various countries equipment manufacturers invention is before designed kinds of processes and is realized this process, and concluding these technology modes has following two big classes:
1) infrared auxiliary law: after UV glue had been spread in the disc spin coating, horse back with the instantaneous heating of card glue, caused card glue intensification increased activity and automatic levelling with infrared facility, and then solidifies to the UV operation.This technology is used early, is used for the lower production of read-only generic request more.Its shortcoming is because the application of infrared mechanism is bigger to the temperature controlled influence of device interior, causes that glue temperature is difficult for controlling in continuing to produce, and the thickness that causes spreading glue is instability with variation of temperature.Use the equipment vendors of this technology to be mainly European enterprise.
2) the center auxiliary law of attaching the names of pre-determined candidates: before the UV glue of disc shop, circular metal cap on the central lid of disc earlier, the diameter of cap should be greater than 22mm, and the edge thickness of cap should be greater than 100 μ m.When the UV glue of disc shop, glue throws away to the outer ring under the marginal flow of metal cap, because the edge effect of metal cap, the inner ring of quite a few UV glue having been stayed disc is difficult for throwing away, and has overcome the problem of the easy attenuation of inner ring glue in the spin coating process.But the shortcoming of this technology is that the technology deadline that needs is longer, moves more and complicated.Use the equipment vendors of this technology to be mainly each Japanese large enterprises.
Summary of the invention
The objective of the invention is to consider the problems referred to above and provide a kind of mechanism simple, the some UV precuring control device of fireballing CD reading layer spin coating proceeding.The present invention is reasonable in design, and is convenient and practical.
Another object of the present invention is to provide a kind of high homogeneity that guarantees the Internal and external cycle bondline thickness, good uniformity, and avoid the some UV precuring control method of CD reading layer spin coating proceeding of the generation of warpage.
Technical scheme of the present invention is: the some UV precuring control device of CD reading layer spin coating proceeding of the present invention, include UV lamp spot light, rotating lifting gear, first servomotor, the high speed rotating unit of band vacuum suction, the high speed rotating unit that wherein can drive the band vacuum suction of Work piece high-speed rotation is connected with the output shaft of first servomotor, UV lamp spot light is arranged on the top of the high speed rotating unit of band vacuum suction, and UV lamp spot light is fixed on the swing arm support that can move up and down and do radial motion, swing arm support and drive it and move up and down and the rotating lifting gear of doing radial motion is connected.
In the rotating lifting gear of above-mentioned driving swing arm support motion, the mechanism that driving swing arm support moves up and down is the mechanism of energy moving linearly.
The mechanism of above-mentioned energy moving linearly is for driving cylinder, and the swing arm support is connected with the piston rod that drives cylinder.
In the rotating lifting gear of above-mentioned driving swing arm support motion, the driving mechanism that driving swing arm support is done radial motion is second servomotor and gear thereof, the driving link of gear is connected with the output shaft of second servomotor, and the swing arm support is connected with the driven member of gear.
The side of the high speed rotating unit of the above-mentioned band vacuum suction that can drive Work piece high-speed rotation is equiped with air draught and the glue retracting device that is used to reclaim residue glue, air draught and glue retracting device be installed in workpiece around.
The control method of the some UV precuring control device of CD reading layer spin coating proceeding of the present invention includes following steps:
1) on band vacuum suction high speed rotating unit, places the Blu-ray Disc workpiece and after surface of the work has been completed UV glue, start first servomotor, make first servomotor drive the rotation of band vacuum suction high speed rotating unit;
2) glue on the workpiece begins to throw away toward inner rotary from the card centre bore, when near the glue the centre bore is thick when reaching predetermined value, UV lamp spot light is under the drive by the rotation and lifting mechanism of second driven by servomotor, move on near the workpiece disc center and enter default height, UV lamp spot light shines near the workpiece card center, glue is instantaneous solidification under the irradiation of UV lamp spot light ultraviolet light, this moment, UV lamp spot light was done radial motion under the drive of rotation and lifting mechanism above the workpiece disc, at glue by workpiece card inner ring during to outer ring spin coating attenuation, UV lamp spot light also moves to the outer ring synchronously, thereby realizes that glue solidifies on whole card equably by predetermined thickness;
3) stop in the time of near UV lamp spot light moves to workpiece card outer ring, make the glue at workpiece disc edge under rotation status, be penetrated curing by the illumination of UV lamp spot light, the surplus glue that is deposited in the edge of work presents slick and sly bound edge state, do not cause edge glue thickening and can not bounce back, thereby obtain the workpiece of spin coating UV glue.
Above-mentioned first servomotor, second servomotor are controlled by Programmable Logic Controller PLC.
The present invention compared with prior art has following advantage:
1) the present invention adopts a UV precuring irradiation, the ultraviolet light of its generation does not influence equipment and environment temperature, the application that has solved infrared mechanism well to the temperature controlled influence of device interior, cause thickness that the glue temperature is difficult for controlling, causes spreading glue with variation of temperature problem such as instability.Infrared heat riser is used in contrast, can also reduce power consumption greatly.
2) the present invention adopts the high speed rotating unit of Programmable Logic Controller PLC control UV lamp source and band vacuum suction, can be very accurately the glue instantaneous solidification of standard thickness on the card, thus the height that reaches the card coating is even.
3) apparatus structure of the present invention is simple, rational in infrastructure, action is simple, control precisely, be coated with effectively, speed is fast, is a kind of some UV precuring control device and method thereof of convenient and practical blue light optical disc reading layer spin coating proceeding of fine quality.
Device and method of the present invention uses checking through reality, produces the reading layer bondline thickness uniformity coefficient of realizing and can reach 100 μ m ±＜2% scope fully, and controllability is strong, and effect is very desirable.Simultaneously, device volume of the present invention is less, working unit time energy consumption is extremely low, single device actual production cycle can reach in 6 seconds, be the some UV precuring control device that volume minimum known today, energy consumption are minimum, produce the fastest convenient and practical CD reading layer spin coating proceeding, control method of the present invention is simple and convenient.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Embodiment:
Structural representation of the present invention as shown in Figure 1, the point UV precuring control device of CD reading layer spin coating proceeding of the present invention, include UV lamp spot light 1, rotating lifting gear 2, first servomotor 7, the high speed rotating unit 6 of band vacuum suction, the high speed rotating unit 6 that wherein can drive the band vacuum suction of workpiece 4 high speed rotations is connected with the output shaft of first servomotor 7, UV lamp spot light 1 is arranged on the top of the high speed rotating unit 6 of band vacuum suction, and UV lamp spot light 1 is fixed on the swing arm support 8 that can move up and down and do radial motion, swing arm support 8 and drive it and move up and down and the rotating lifting gear 2 of doing radial motion is connected.
In the rotating lifting gear 2 of above-mentioned driving swing arm support 8 motions, the mechanism that driving swing arm support 8 moves up and down is the mechanism of energy moving linearly.In the present embodiment, the mechanism of above-mentioned energy moving linearly is for driving cylinder, and swing arm support 8 is connected with the piston rod that drives cylinder.At this, moving up and down of UV lamp spot light 1 has only 15MM, so only need cylinder just can realize, also do not have the requirement of speed control.
In the present embodiment, in the rotating lifting gear 2 of above-mentioned driving swing arm support 8 motions, the driving mechanism that driving swing arm support 8 is done radial motion is second servomotor 3 and the gear thereof, the driving link of gear is connected with the output shaft of second servomotor 3, and swing arm support 8 is connected with the driven member of gear.The radial motion that swing arm support 8 is done accurately is circular motion, and just move distance is short, has only about 60MM, and radius is also little, has only about 100MM, so the approximate rectilinear motion of regarding as.
In the present embodiment, above-mentioned can drive workpiece 4 at a high speed the side of the high speed rotating unit 6 of the band vacuum suction of rotation be equiped with air draught and the glue retracting device 5 that is used to reclaim residue glue, air draught and glue retracting device 5 be installed in workpiece 4 around.
The control method of the some UV precuring control device of CD reading layer spin coating proceeding of the present invention includes following steps:
1) on band vacuum suction high speed rotating unit 6, places Blu-ray Disc workpiece 4 and after UV glue has been completed on workpiece 4 surfaces, start first servomotor 7, make first servomotor 7 drive 6 rotations of band vacuum suction high speed rotating unit;
2) glue on the workpiece 4 begins to throw away toward inner rotary from the card centre bore, when near the glue the centre bore is thick when reaching predetermined value, UV lamp spot light 1 is under the drive of the rotation and lifting mechanism 2 that is driven by second servomotor 3, move on near the workpiece 4 disc centers and enter default height, UV lamp spot light 1 shines near the workpiece 4 card centers, glue is instantaneous solidification under the irradiation of UV lamp spot light 1 ultraviolet light, UV lamp spot light 1 is being done radial motion under the drive of rotation and lifting mechanism 2 above workpiece 4 discs at this moment, at glue by workpiece 4 card inner rings during to outer ring spin coating attenuation, UV lamp spot light 1 also moves to the outer ring synchronously, thereby realizes that glue solidifies on whole card equably by predetermined thickness;
3) stop in the time of near UV lamp spot light 1 moves to workpiece 4 card outer rings, make the glue at workpiece 4 disc edges under rotation status, be penetrated curing by 1 illumination of UV lamp spot light, the surplus glue that is deposited in workpiece 4 edges presents slick and sly bound edge state, do not cause edge glue thickening and can not bounce back, thereby obtain the workpiece 4 of spin coating UV glue.
In the present embodiment, above-mentioned first servomotor 7, second servomotor 3 are controlled by Programmable Logic Controller PLC.Thereby realize being driven by first servomotor 7 high speed rotating unit 6 motions of band vacuum suction, workpiece 4 is done rotation at a high speed under the drive of the high speed rotating unit 6 of band vacuum suction; First servomotor 7 influences the speed of throwing away of glue by different rotating speeds, thereby reaches the purpose of control bondline thickness.Second servomotor 3 drives UV lamp spot light 1 by rotating lifting gear 2 and moves above workpiece 4, and UV lamp spot light 1 makes glue solidify on whole card equably by predetermined thickness.
Claims (7)
1. the some UV precuring control device of a CD reading layer spin coating proceeding, it is characterized in that including UV lamp spot light (1), rotating lifting gear (2), first servomotor (7), the high speed rotating unit (6) of band vacuum suction, the high speed rotating unit (6) that wherein can drive the band vacuum suction of workpiece (4) high speed rotation is connected with the output shaft of first servomotor (7), UV lamp spot light (1) is arranged on the top of the high speed rotating unit (6) of band vacuum suction, and UV lamp spot light (1) is fixed on the swing arm support (8) that can move up and down and do radial motion, swing arm support (8) and drive it and move up and down and the rotating lifting gear (2) of doing radial motion is connected.
2. the some UV precuring control device of CD reading layer spin coating proceeding according to claim 1, it is characterized in that in the rotating lifting gear (2) of above-mentioned driving swing arm support (8) motion that the mechanism that driving swing arm support (8) moves up and down is the mechanism of energy moving linearly.
3. the some UV precuring control device of CD reading layer spin coating proceeding according to claim 2, the mechanism that it is characterized in that above-mentioned energy moving linearly is for driving cylinder, and swing arm support (8) is connected with the piston rod that drives cylinder.
4. the some UV precuring control device of CD reading layer spin coating proceeding according to claim 1, it is characterized in that in the rotating lifting gear (2) of above-mentioned driving swing arm support (8) motion, the driving mechanism that driving swing arm support (8) is done radial motion is second servomotor (3) and gear thereof, the driving link of gear is connected with the output shaft of second servomotor (3), and swing arm support (8) is connected with the driven member of gear.
5. according to the some UV precuring control device of each described CD reading layer spin coating proceeding of claim 1 to 4, it is characterized in that above-mentioned can drive workpiece (4) at a high speed the side of the high speed rotating unit (6) of the band vacuum suction of rotation be equiped with air draught and the glue retracting device (5) that is used to reclaim residue glue, air draught and glue retracting device (5) be installed in workpiece (4) around.
6. the control method of the some UV precuring control device of a CD reading layer spin coating proceeding according to claim 1 is characterized in that including following steps:
1) going up placement Blu-ray Disc workpiece (4) in band vacuum suction high speed rotating unit (6) reaches after UV glue has been completed on workpiece (4) surface, start first servomotor (7), make first servomotor (7) drive band vacuum suction high speed rotating unit (6) rotation;
2) glue on the workpiece (4) begins to throw away toward inner rotary from the card centre bore, when near the glue the centre bore is thick when reaching predetermined value, UV lamp spot light (1) is under the drive of the rotation and lifting mechanism (2) that is driven by second servomotor (3), move on near workpiece (4) the disc center and enter default height, UV lamp spot light (1) shines near workpiece (4) the card center, glue is instantaneous solidification under the irradiation of UV lamp spot light (1) ultraviolet light, UV lamp spot light this moment (1) is done radial motion in workpiece (4) disc top under the drive of rotation and lifting mechanism (2), at glue by workpiece (4) card inner ring during to outer ring spin coating attenuation, UV lamp spot light (1) also moves to the outer ring synchronously, thereby realizes that glue solidifies on whole card equably by predetermined thickness;
3) when moving near workpiece (4) the card outer ring, UV lamp spot light (1) stops, make the glue at workpiece (4) disc edge under rotation status, be penetrated curing by UV lamp spot light (1) illumination, the surplus glue that is deposited in workpiece (4) edge presents slick and sly bound edge state, do not cause edge glue thickening and can not bounce back, thereby obtain the workpiece (4) of spin coating UV glue.
7. the control method of the some UV precuring control device of CD reading layer spin coating proceeding according to claim 6 is characterized in that above-mentioned first servomotor (7), second servomotor (3) control by Programmable Logic Controller PLC.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100037125A CN102049373A (en) | 2011-01-10 | 2011-01-10 | Point UV pre-curing control device and control method for disk reading layer spin-coating process |
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| CN2011100037125A CN102049373A (en) | 2011-01-10 | 2011-01-10 | Point UV pre-curing control device and control method for disk reading layer spin-coating process |
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Cited By (5)
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| CN102504644A (en) * | 2011-10-24 | 2012-06-20 | 梅州紫晶光电科技有限公司 | Nanometer material for improving surface hardness and comprehensive protection capability of optical disk of file and application method thereof |
| CN104259048A (en) * | 2014-08-13 | 2015-01-07 | 汕尾市栢林电子封装材料有限公司 | Method for coating soldering flux and coating device of soldering flux |
| CN112547436A (en) * | 2020-11-30 | 2021-03-26 | 北京中科开迪软件有限公司 | Glue supply equipment for optical disk production |
| CN113289855A (en) * | 2021-06-21 | 2021-08-24 | 南通捷晶半导体技术有限公司 | Glue dispensing and homogenizing device |
| CN113457938A (en) * | 2021-06-28 | 2021-10-01 | 大连理工大学 | Synchronous cover structure for adjusting atmosphere of spin-coating film-forming chamber |
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| CN101494068A (en) * | 2009-03-04 | 2009-07-29 | 苏州新海博数码科技有限公司 | Method for manufacturing blue light optical disc reading layer |
| CN201930916U (en) * | 2011-01-10 | 2011-08-17 | 罗铁威 | Point UV (ultraviolet) procuring control device with compact disc reading layer spinning process |
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2011
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| JP2008090987A (en) * | 2006-10-05 | 2008-04-17 | Tohoku Pioneer Corp | Manufacturing apparatus and manufacturing method for optical disk |
| CN101359491A (en) * | 2008-09-17 | 2009-02-04 | 河南凯瑞数码有限公司 | Method and device for resolving nonuniformity of thickness of retaining layer in production of blue ray disc |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504644A (en) * | 2011-10-24 | 2012-06-20 | 梅州紫晶光电科技有限公司 | Nanometer material for improving surface hardness and comprehensive protection capability of optical disk of file and application method thereof |
| CN104259048A (en) * | 2014-08-13 | 2015-01-07 | 汕尾市栢林电子封装材料有限公司 | Method for coating soldering flux and coating device of soldering flux |
| CN112547436A (en) * | 2020-11-30 | 2021-03-26 | 北京中科开迪软件有限公司 | Glue supply equipment for optical disk production |
| CN113289855A (en) * | 2021-06-21 | 2021-08-24 | 南通捷晶半导体技术有限公司 | Glue dispensing and homogenizing device |
| CN113457938A (en) * | 2021-06-28 | 2021-10-01 | 大连理工大学 | Synchronous cover structure for adjusting atmosphere of spin-coating film-forming chamber |
| CN113457938B (en) * | 2021-06-28 | 2022-03-11 | 大连理工大学 | Synchronous cover structure for adjusting atmosphere of spin-coating film-forming chamber |
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Owner name: MEIZHOU AMETHYSTUM OPTOELECTRONICS, LTD. Free format text: FORMER OWNER: LUO TIEWEI Effective date: 20111206 |
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Free format text: CORRECT: ADDRESS; FROM: 510275 GUANGZHOU, GUANGDONG PROVINCE TO: 514779 MEIZHOU, GUANGDONG PROVINCE |
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Effective date of registration: 20111206 Address after: Guangzhou 514779 Guangdong city of Meizhou province Meixian Shejiang town (Meizhou) industrial transfer industrial park B District 2. Applicant after: Amethystum Optoelectronics Co., Ltd. Address before: 510275 No. 151 West Xingang Road, Guangzhou, Guangdong, 8-502, Haizhuqu District Applicant before: Luo Tiewei |
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Application publication date: 20110511 |