WO2005073964A1 - 加熱冷却装置 - Google Patents
加熱冷却装置 Download PDFInfo
- Publication number
- WO2005073964A1 WO2005073964A1 PCT/JP2005/001344 JP2005001344W WO2005073964A1 WO 2005073964 A1 WO2005073964 A1 WO 2005073964A1 JP 2005001344 W JP2005001344 W JP 2005001344W WO 2005073964 A1 WO2005073964 A1 WO 2005073964A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heating
- cooling
- chamber
- disk substrate
- cooling device
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
Definitions
- the present invention relates to an apparatus for heating and cooling a disk substrate used in an optical disk manufacturing line
- the present invention relates to a heating / cooling apparatus having a holding and feeding means having a plurality of screw shafts.
- a heating device for heating a disk substrate and a cooling device for cooling are incorporated in a pair on an optical disk production line, for example, a CD production line (Patent Document 1) and a DVD-R production line. ing.
- a recording disk substrate (hereinafter simply referred to as a disk substrate) is molded by the injection molding machine 1.
- the formed disk substrate is transferred to the conveyor 3 through the cooling device 2.
- the disk substrate transported by the comparator 3 is placed on a rotary table 6, and inspection, static elimination, and dust elimination are performed by a single-plate inspection machine 7, a static elimination device 8 and the like.
- step S 2 a dye film is formed on the disk substrate transported from the turntable 6 on the spinner head 9.
- step S3 drying of the dye film applied in step S2, that is, baking is performed.
- Baking is a process of putting a disk substrate into the baking furnace 12 and removing the remaining solvent almost completely.
- step S4 the disk substrate baked in the previous step is sent into the cooling device 13 by the transfer arm T having a chuck or the like and cooled.
- the disk substrate that has left the cooling device 13 is optically inspected for film thickness by a film thickness inspection device 16 or the like, and defective products are removed.
- step S5 the disk substrate is transferred to the sputter 17, and a reflective film is formed.
- step S6 a UV curable adhesive is spread and applied to the surface of the metal reflective film using the spinner 20 or the UV irradiation device 21 to perform overcoating.
- step S7 the temperature of the disk substrate is raised by the heat generated at the time of overcoating, so that the cooling device 22 performs cooling.
- step S8 the injection molding machine 24 forms a dummy substrate.
- step S9 the annealing of the dummy substrate is performed by the annealing furnace 25.
- This annealing is performed under substantially the same conditions as in the above-described baking.
- baking and annealing play a role of at least relieving the internal stress existing inside the injection-molded substrate and bringing it closer to the shape unique to the substrate.
- step S10 the transfer arm having the annealed dummy substrate force chuck and the like is transferred by T to the cooling device 26 and cooled.
- the wafer is transported to the turntable 23.
- step S11 the disk substrate and the dummy substrate are bonded using the spinner 30 or the ultraviolet irradiation table 31 or the like.
- step S12 the final inspection machine 35 performs a final inspection on whether or not the product can be shipped.
- the disk substrate heated by the baking furnace 12 (that is, the heating device) is adsorbed by the transfer arm T. It was transferred to the cooling device 13.
- the disk substrate heated by the annealing furnace 25 (that is, the heating device) is transferred to the cooling device 26 while being attracted by the transfer arm T.
- the disk substrate that has been heat-treated in the baking furnace 12 or the annealing furnace 25 is in a state of being easily deformed by accumulating heat, so that when the disk substrate is transferred to the cooling device using the transfer arm, distortion occurs. easy.
- Patent Document 1 JP-A-2002-92967
- the present invention has been made based on strong background art, and has been made in order to overcome the problems of the background art described above.
- an object of the present invention is to provide a V ⁇ heating / cooling apparatus that does not use a transfer arm or the like for transferring to a heating chamber cooling chamber.
- the present inventor has made intensive studies on the background of such problems, and as a result, provided a heating chamber and a cooling chamber in one apparatus, and carried out transfer between them by a screw shaft. It has been found that a continuous (not discontinuous) transfer flow can be created by employing the means, and based on this finding, the present invention has been completed.
- the present invention provides (1) a heating / cooling apparatus for heating and cooling a disk substrate transferred by a holding and feeding means having a plurality of screw shafts in a heating chamber and a cooling chamber.
- the screw shaft in the means exists in a heating / cooling device provided across the heating chamber and the cooling chamber.
- a heat radiation layer is formed on a surface of a portion of the screw shaft located in the cooling chamber to promote cooling of the screw shaft heated in the heating chamber.
- the present invention resides in (3) a heating / cooling device in which the heat radiation layer is formed by applying a liquid ceramic.
- the present invention resides in (4) a heating / cooling device in which the holding and feeding means is provided in a plurality of rows. [0025] Further, the present invention resides in (5) a heating and cooling device in which the transfer of the disk substrate by the holding and feeding means is performed using three screw shafts.
- the present invention also resides in (6) an optical disc manufacturing apparatus having the heating / cooling device according to any one of (1) to (5).
- the present invention resides in (7) a superheated cooling device in which the screw shaft in the holding means has an intermediate chamber between the heating chamber and the cooling chamber.
- the disk substrate 39 transferred by the holding and feeding means 50 having a plurality of screw shafts has a heating and cooling force in the heating chamber 41 and the cooling chamber 42.
- a screw shaft 44 is provided across the heating chamber 41 and the cooling chamber 42.
- a heat radiation layer 59 is formed on the surface of the portion of the screw shaft located in the cooling chamber to promote cooling of the screw shaft 44 heated in the heating chamber 41, so that the disk substrate 39 of the screw shaft 44 is formed. The cooling of the contact portion with respect to can be promoted.
- the temperature of the contact portion of the disk substrate 39 with the screw shaft 44 can be reduced as much as possible, and the magnitude of local distortion generated on the disk substrate 39 can be reduced.
- the parts of the conventional heating unit (the baking furnace 12 and the annealing furnace 25 described above) can be shared with the parts of the cooling unit (the cooling devices 13, 26), and the number of parts can be reduced, and equipment costs can be reduced. It becomes.
- FIG. 1 is a schematic sectional view showing a heating and cooling device according to one embodiment of the present invention.
- the heating / cooling device 38 has a holding and feeding means for transferring the disk substrate 39 and a device main body 40 for heating and cooling.
- the apparatus main body 40 includes a heating chamber 41 as a heating section for the disk substrate 39 and a cooling chamber 42 as a cooling section.
- the heating chamber 41 and the cooling chamber 42 are separated by a partition wall 43.
- At least a part of the heating chamber 41 and the cooling chamber 42 be transparent so that the inside can be visually recognized.
- the holding and feeding means includes a plurality of screw shafts 44 (three screw shafts in the figure), and the disk substrate 39 is placed and held on the screw shafts 44 and sent.
- a transfer device 45A for transferring the disk substrate 39 from another device onto three screw shafts 44 is provided on the disk substrate inlet side of the heating / cooling device 38.
- the transfer device 45A is provided with a suction portion 45al, and the disk substrate 39 is mounted on the screw shaft 44 by rotating the arm 45a2 (in the direction perpendicular to the paper surface in the figure).
- a transfer device 45B for transferring the force on the three screw shafts 44 of the disk substrate 39 to another device is provided at the disk substrate outlet side of the heating / cooling device 38.
- the disk substrate inlet of the heating chamber 41 and the disk substrate outlet of the cooling chamber 42 are as large as possible to allow the disk substrate 39 and the screw shaft 44 to pass through as little as possible with the outside air.
- This transfer device 45B is provided with a suction portion 45bl, and by rotating the arm portion 45b2 (in the direction perpendicular to the paper surface in the drawing), the force on the screw shaft 44 is also mounted on another device. .
- screw shaft 44 As a material of the screw shaft 44, for example, SUJ-2 (high carbon chrome bearing steel) is frequently used.
- the screw shaft 44 is provided across the heating chamber 41 and the cooling chamber 42 between the supporting portions 46A and 46B, and is rotatably supported by the supporting portions 46A and 46B.
- a heating element 47 (for example, an electric heater) is provided in the heating chamber 41, and the temperature of the heating chamber 41 is increased mainly by the heating element 47 (for example, 90 ° C). Heated.
- a duct 48 is provided on the upper wall of the cooling chamber 42, and air R at, for example, 20 ° C. is blown into the cooling chamber 42.
- An exhaust pipe 49 is provided below the side wall of the cooling chamber 42, and the blown air R is appropriately discharged.
- FIG. 2 is an explanatory view showing a holding and feeding means having a screw shaft 44.
- the holding and feeding means 50 for transferring the disk substrate 39 includes a screw shaft 44, a motor 51, pulleys 52, 54, 55, 56, 58, belts 53, 57, and supporting portions 46A, 46B.
- a screw groove of the left lead is formed! RU
- the pulley 52 rotates, the tensioned annular belt 53 including the pulley 52 rotates, and the pulleys 54 and 55 that come into contact with the belt 53 also rotate. .
- an annular belt 57 rotates via a pulley 56 provided on the side opposite to the side where the motor 51 is located, and another screw shaft 44 rotates via a pulley 58. It rotates in the same direction as the other screw shafts 44.
- the disk substrate 39 is fitted and held in the grooves of the screw shafts 44 and transported in the direction of the arrow in the figure.
- the holding and feeding means 50 has the three screw shafts 44, the downward force is also supported by the one screw shaft 44 on the disk substrate 39, and the disk substrate 39 is laterally moved by the other two screws. Can be grasped. Therefore, the disk substrate 39 can be transported by the three screw shafts 44 in a state of standing almost vertically.
- the disk substrate 39 is gently rolled and rotated by the friction between the disk substrate 39 and the screw shaft, so that the disk substrate 39 is hardly affected by the local temperature distribution in the room.
- the disk substrate 39 can be smoothly transferred at a constant speed without applying a mechanical load.
- FIG. 3 is an explanatory diagram showing a part of the screw shaft in an enlarged manner.
- a heat dissipation layer 59 is formed on the surface of the screw shaft 44 on the cooling chamber side, and the heat of the screw shaft 44 heated in the heating chamber 41 is released into the air to promote cooling of the screw shaft 44.
- the heat radiation layer 59 is a layer having a function of dissipating the heat of the painted portion, and there are various materials for forming the layer.
- a liquid ceramic having a cooling effect can be used as the material.
- the liquid ceramic for example, shellac ⁇ (Ceramission Co., Ltd., trade name) containing silica or alumina as a main component can be used. .
- the liquid ceramic has fluidity, it is suitable for forming the heat radiation layer 59 on the screw shaft 44 on which a number of screw threads and screw grooves are formed.
- FIG. 4 is a schematic sectional view of a heating / cooling device showing another embodiment.
- an intermediate chamber 60 defined by a partition wall 43 41 is provided between the heating chamber 41 and the cooling chamber 42!
- the disk substrate 39 to be transferred is moved from the heating chamber 41 to the cooling chamber.
- the process moves to 42 the rapid temperature drop of the disc substrate 39 is eliminated because the gas passes through the intermediate chamber 60.
- the curve of the temperature change applied to the disk substrate 39 becomes gentle, and the deformation of the disk substrate itself is prevented as much as possible.
- the partition wall 43A is formed with a passage large enough to pass the disk substrate 39 and the screw shaft 44.
- FIG. 5 is a schematic sectional view of a heating / cooling apparatus showing still another embodiment.
- An intermediate chamber 60 which is defined by a partition wall 43A, is provided between the heating chamber 41 and the cooling chamber 42 in the same manner as the heating / cooling device in FIG. 4, but the intermediate chamber 60 is opened to the outside air by the lid 61. It is possible.
- a filter 48a (for example, a 0.5 m mesh) is provided in the cooling chamber 42 to remove cold wind dust from the duct 48.
- the atmosphere in the heating chamber 41 can be circulated by providing a suction device (not shown).
- holding and feeding means is arranged in only one row
- a plurality of holding and sending means may be provided.
- the heat dissipation layer for example, in addition to the case where the heat dissipation layer is formed on the surface of the portion of the screw shaft located in the cooling chamber, it is also natural to provide the heat insulation layer on the surface of the portion located in the heating chamber. It is possible.
- various specific walls other than those shown in the figure are employed as the partition walls for dividing the heating room, the cooling room, or the intermediate room.
- the pitch of the screw shafts 44 does not necessarily have to be the same in the length direction.
- a force that tends to cause a relatively large distortion of the disk substrate during the initial heating i.e., the process until the disk substrate rises to a certain temperature). It can be prevented.
- the present invention relates to a heating / cooling apparatus for a disk substrate used in an optical disk manufacturing line, and more particularly to a heating / cooling apparatus having a holding and feeding means having a plurality of screw shafts, and utilizes the principle thereof. As long as it is applicable, it can be widely applied to other fields, for example, a field of a heating and cooling apparatus for a disk-shaped thin plate.
- FIG. 1 is a schematic sectional view of a heating / cooling device according to one embodiment of the present invention.
- FIG. 2 is an explanatory view showing a holding and feeding means for a disk substrate.
- FIG. 3 is an explanatory diagram showing a part of a screw shaft in an enlarged manner.
- FIG. 4 is a schematic sectional view of a heating / cooling device showing another embodiment.
- FIG. 5 is a schematic sectional view of a heating / cooling device showing still another embodiment.
- FIG. 6 is a block diagram showing a conventional method of manufacturing an optical disc.
- FIG. 7 is an explanatory view showing a conventional optical disk manufacturing apparatus.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Optical Record Carriers (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-024859 | 2004-01-30 | ||
JP2004024859 | 2004-01-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005073964A1 true WO2005073964A1 (ja) | 2005-08-11 |
Family
ID=34823956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/001344 WO2005073964A1 (ja) | 2004-01-30 | 2005-01-31 | 加熱冷却装置 |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2005073964A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11204535A (ja) * | 1998-01-16 | 1999-07-30 | Matsushita Electric Ind Co Ltd | 半導体基板の熱処理方法及び装置 |
JP2000137931A (ja) * | 1998-10-29 | 2000-05-16 | Fuji Photo Film Co Ltd | 光情報記録媒体の製造方法 |
JP2000235741A (ja) * | 1999-02-12 | 2000-08-29 | Ricoh Co Ltd | 円盤状基板搬送装置 |
JP2002092967A (ja) * | 2000-09-20 | 2002-03-29 | Kitano Engineering Co Ltd | ディスク製造方法および装置 |
JP2002245692A (ja) * | 2001-02-16 | 2002-08-30 | Origin Electric Co Ltd | 光ディスク製造装置及び製造方法 |
JP2003132590A (ja) * | 2001-10-29 | 2003-05-09 | Origin Electric Co Ltd | ディスク基板の処理方法及び装置 |
-
2005
- 2005-01-31 WO PCT/JP2005/001344 patent/WO2005073964A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11204535A (ja) * | 1998-01-16 | 1999-07-30 | Matsushita Electric Ind Co Ltd | 半導体基板の熱処理方法及び装置 |
JP2000137931A (ja) * | 1998-10-29 | 2000-05-16 | Fuji Photo Film Co Ltd | 光情報記録媒体の製造方法 |
JP2000235741A (ja) * | 1999-02-12 | 2000-08-29 | Ricoh Co Ltd | 円盤状基板搬送装置 |
JP2002092967A (ja) * | 2000-09-20 | 2002-03-29 | Kitano Engineering Co Ltd | ディスク製造方法および装置 |
JP2002245692A (ja) * | 2001-02-16 | 2002-08-30 | Origin Electric Co Ltd | 光ディスク製造装置及び製造方法 |
JP2003132590A (ja) * | 2001-10-29 | 2003-05-09 | Origin Electric Co Ltd | ディスク基板の処理方法及び装置 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7591601B2 (en) | Coater/developer, coating/developing method, and storage medium | |
KR100316438B1 (ko) | 두 기판을 접착시키기 위한 방법 및 장치 | |
JP5122546B2 (ja) | 基板処理装置 | |
US20070190246A1 (en) | Substrate treatment system, substrate treatment method, and computer readable storage medium | |
JP4614529B2 (ja) | インライン式基板処理装置 | |
JP3485990B2 (ja) | 搬送方法及び搬送装置 | |
JPH0992615A (ja) | 半導体ウェハの冷却装置 | |
WO2005073964A1 (ja) | 加熱冷却装置 | |
US6170169B1 (en) | Device for drying substrates | |
JP2005243224A (ja) | 加熱冷却装置 | |
WO2007094229A1 (ja) | 基板の処理方法及びコンピュータ読み取り可能な記憶媒体 | |
JP6660246B2 (ja) | 乾燥装置、及び塗布システム | |
JPH03224145A (ja) | 光ディスクの製造方法 | |
JPH01176246A (ja) | ガラス基体表面に酸化錫薄膜を形成する方法 | |
US20020166627A1 (en) | Method for maintaining flatness, flatness maintaining unit and device, and disc manufacturing method and device | |
JP3324327B2 (ja) | カラーフィルタ製造方法およびその装置 | |
JP3969720B2 (ja) | ディスク基板の貼り合わせ装置 | |
JPH09181060A (ja) | 薄膜成膜装置 | |
JPH11204391A (ja) | 熱処理装置 | |
JPH0997456A (ja) | 光記録媒体の製造方法および製造装置 | |
JPH05287367A (ja) | ハードディスク用基板の焼鈍装置 | |
JPH10297941A (ja) | ガラス板の徐冷方法 | |
JP2006351103A (ja) | 光ディスクの製造装置 | |
JPH11223462A (ja) | 乾燥炉 | |
JP2003257086A (ja) | 平面保持方法、平面保持ユニット、平面保持装置、ディスク製造方法、およびディスク製造装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase | ||
NENP | Non-entry into the national phase |
Ref country code: JP |