WO2019244654A1 - Procédé de fabrication de rouleau de verre - Google Patents

Procédé de fabrication de rouleau de verre Download PDF

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Publication number
WO2019244654A1
WO2019244654A1 PCT/JP2019/022529 JP2019022529W WO2019244654A1 WO 2019244654 A1 WO2019244654 A1 WO 2019244654A1 JP 2019022529 W JP2019022529 W JP 2019022529W WO 2019244654 A1 WO2019244654 A1 WO 2019244654A1
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WO
WIPO (PCT)
Prior art keywords
glass ribbon
glass
slack
transport
conveyance
Prior art date
Application number
PCT/JP2019/022529
Other languages
English (en)
Japanese (ja)
Inventor
森　弘樹
洋平 桐畑
Original Assignee
日本電気硝子株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本電気硝子株式会社 filed Critical 日本電気硝子株式会社
Publication of WO2019244654A1 publication Critical patent/WO2019244654A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00—Winding webs
    • B65H18/08—Web-winding mechanisms
    • B65H18/10—Mechanisms in which power is applied to web-roll spindle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H20/00—Advancing webs
    • B65H20/10—Advancing webs by a feed band against which web is held by fluid pressure, e.g. suction or air blast
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H20/00—Advancing webs
    • B65H20/12—Advancing webs by suction roller
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H20/00—Advancing webs
    • B65H20/30—Arrangements for accumulating surplus web
    • B65H20/32—Arrangements for accumulating surplus web by making loops
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/195—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations
    • B65H23/198—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations motor-controlled (Controlling electrical drive motors therefor)

Definitions

  • the present invention relates to a method of manufacturing a glass roll by cutting an unnecessary portion by cutting the glass ribbon in a longitudinal direction while conveying the glass ribbon, and then winding the glass ribbon around a core.
  • the manufacturing process of a glass film may include a process of manufacturing a glass roll by winding a glass ribbon from which the glass film is made into a roll shape.
  • Patent Document 1 discloses an example of a specific method for performing this step.
  • a glass ribbon is continuously formed by an overflow down draw method.
  • the formed glass ribbon is cut in the longitudinal direction while being conveyed. With this cutting, unnecessary parts (unnecessary parts including ears) located at both ends in the width direction of the glass ribbon are separated from effective parts (parts to be products later) located in the center in the width direction.
  • a glass roll consisting of only the effective portion is wound around a core to produce a glass roll.
  • the glass ribbon when the glass ribbon is wound, the glass ribbon is passed through a slack conveyance section for conveying the glass ribbon in a slack state, and then drawn around the core.
  • the tension acting on the part being wound is propagated to the part where the unnecessary part is being cut off. Due to this, the quality of the cut end formed along with the cutting (cutting) is deteriorated, and the glass ribbon is easily broken.
  • the slack conveyance section is provided, breakage of the glass ribbon can be suitably avoided.
  • Patent Document 1 has the above advantages, it has the following disadvantages.
  • the winding diameter of the glass roll gradually increases with the winding of the glass ribbon. Therefore, in order to avoid an increase in the rotation peripheral speed of the glass roll accompanying an increase in the winding diameter, it is necessary to gradually reduce the rotation speed of the core. This has made it more difficult to control the amount of slack in the above method.
  • the present invention which has been made in view of the above circumstances, is used to cut a glass ribbon into unnecessary portions, pass the slacked glass ribbon through a slack conveyance section, and then wind it around a core to produce a glass roll. It is a technical object to realize both easy control of the slack amount of the glass ribbon and winding of the glass ribbon with a constant tension.
  • the present invention was devised in order to solve the above-described problems, and after the glass ribbon is cut along the conveyance path in the longitudinal direction to cut unnecessary portions from the glass ribbon, the unnecessary portion of the glass is cut off.
  • a method of manufacturing a glass roll by passing a ribbon through a slack conveyance section on a conveyance path in a slack state, and then winding the ribbon around a core at a downstream end of the conveyance path, wherein the slack conveyance on the conveyance path is performed.
  • a transport section for transporting the glass ribbon to the downstream end side while fixedly holding the glass ribbon, and the transport section adjusts the transport speed of the glass ribbon, so that the glass ribbon in the slack transport section is provided. It is characterized by controlling the amount of slack.
  • the glass ribbon is conveyed to the downstream end while the glass ribbon is fixedly held between the slack conveyance section on the conveyance path and the downstream end. For this reason, a portion of the glass ribbon being transported by the transport unit (hereinafter, referred to as a transporting portion) is in a state of being fixedly held by the transport unit. For this reason, by adjusting the transfer speed of the glass ribbon by the transfer unit, the slack amount of the glass ribbon in the slack transfer section can be easily controlled. In addition, since the transport unit controls the slack amount in this manner, it is not necessary to control the slack amount by adjusting the winding speed by the winding core, and the winding speed can be kept constant.
  • a glass roll can be manufactured by winding the glass ribbon with a constant tension. From the above, according to the present method, both the easy control of the slack amount of the glass ribbon and the winding of the glass ribbon with a constant tension can be realized.
  • the transport unit may be a belt provided on the suction conveyor.
  • the transport section may be a rotating peripheral section of the suction roller.
  • the portion being conveyed can be fixedly held by the rotating peripheral portion of the suction roller.
  • the non-guaranteed surface of the front and back surfaces of the glass ribbon is fixedly held by the transport unit.
  • the glass ribbon may be cut in a state where the glass ribbon is superimposed on the protective sheet, and the glass ribbon separated from the protective sheet may be passed through the slack conveyance section.
  • the torque transmission between the winding core and the rotating shaft of the drive source for rotating the winding core be performed via a friction clutch.
  • the transfer speed of the glass ribbon by the transfer unit is appropriately changed to be faster or slower. It is very complicated to perform control such that the rotation speed of the rotation shaft of the drive source is changed in accordance with the change of the transport speed every time the change occurs. On the other hand, if the torque transmission between the winding core and the rotating shaft of the drive source is performed via a friction clutch, the frictional change in the transfer speed of the glass ribbon by the transfer unit as described above can be prevented. It is possible to respond by using the slip of the clutch.
  • the unnecessary portion is cut off from the glass ribbon, the slacked glass ribbon is passed through the conveyance section, and then wound around the core to produce a glass roll. Both easy control of the quantity and winding of the glass ribbon with a constant tension can be realized.
  • the manufacturing apparatus 1 cuts the glass ribbon 2 in the longitudinal direction at a cutting area P ⁇ b> 1 on the conveyance path while conveying the glass ribbon 2, and thereby the effective portion 2 a of the glass ribbon 2 (a part that will later become a product).
  • a cutting mechanism 3 that cuts an unnecessary part 2b (a part that is discarded without becoming a product) from the apparatus, and a glass ribbon 2 that has cut the unnecessary part 2b (a glass ribbon 2 consisting of only the effective part 2a) at the downstream end of the transport path.
  • a winding mechanism 7 for producing a glass roll 6 by winding around the core 5 in a state of being superposed on the belt-shaped protective sheet 4 at P2.
  • the glass ribbon 2 passes through the slack conveyance section T located between the cutting area P1 and the downstream end P2 on the conveyance path in a state where the glass ribbon 2 is slackened downward.
  • the glass ribbon 2 to be cut is glass whose shape is continuously formed by an overflow down draw method, and then the conveying direction is changed from a vertically lower direction to a horizontal direction.
  • the glass ribbon 2 includes unnecessary portions 2b located at both ends in the width direction (the direction perpendicular to the paper surface in FIG. 1) and an effective portion 2a located at the center in the width direction.
  • the glass ribbon 2 is formed to a thickness (for example, 300 ⁇ m or less) that can provide flexibility.
  • the upper surface 2c of the glass ribbon 2 is a guaranteed surface (a surface suitable for performing a film forming process or the like later), and the lower surface 2d is a non-guaranteed surface.
  • the method of forming the glass ribbon 2 is not limited to the overflow down draw method, but may be a float method, a slot down draw method, a redraw method, or the like.
  • the cutting mechanism 3 includes a transport device 8 for transporting the glass ribbon 2 in the cutting area P1, and a cutting device 9 for cutting the glass ribbon 2 being transported.
  • a belt conveyor that transports the glass ribbon 2 in a flat position is used.
  • the present invention is not limited to this, and a roller conveyor or the like can be used in addition to a belt conveyor.
  • the belt-shaped protective sheet 10 is supplied to the transport surface of the transport device 8 (here, the surface of the belt provided on the belt conveyor).
  • the belt-shaped protective sheet 10 is sent to the downstream side in a state of being superposed on the glass ribbon 2, then separated from the glass ribbon 2 and pulled out below the transport device 8 to be separated from the transport path of the glass ribbon 2.
  • a foamed resin sheet can be used as the belt-shaped protection sheet 10. The lower surface 2d of the glass ribbon 2 transported on the transport device 8 is protected by the belt-shaped protective sheet 10.
  • a laser cutting machine arranged above the transport device 8 is used. This laser cutting machine irradiates the laser L along the boundary between the effective part 2a and the unnecessary part 2b of the glass ribbon 2 passing below the glass ribbon 2, and also directs the refrigerant C toward the heated part with the irradiation. (For example, mist-like water) can be injected.
  • the glass ribbon 2 is continuously cut along the longitudinal direction by the laser cutting method by the above-mentioned cutting mechanism 3, and the effective part 2a and the unnecessary part 2b are separated.
  • the effective portion 2a and the unnecessary portion 2b may be separated from each other by using a laser fusing method other than the laser cutting method.
  • the unnecessary part 2b after the separation is detached downward from the conveyance path of the glass ribbon 2 (effective part 2a), cut into a length suitable for disposal, and discarded.
  • the cutting for disposal is performed by bending the upper surface 2c side of the unnecessary portion 2b to a convex shape and applying a bending stress.
  • an end portion in the width direction of the unnecessary portion 2b is scratched from an upper surface 2c side by a flaw member (not shown) for each length suitable for disposal. ing. This makes it easy to cut (break) the unnecessary portion 2b starting from the scratch.
  • a diamond grindstone, a diamond chip, sandpaper, or the like can be used as the injured member.
  • the take-up mechanism 7 includes a transport device 11 that transports the glass ribbon 2 in a flat posture, and a winding core 5 that winds the glass ribbon 2 unloaded from the transport device 11.
  • the transport device 11 is disposed between the slack transport section T and the downstream end P2 on the transport path.
  • the transfer device 11 includes a suction conveyor 12 and a plurality of transfer rollers 13.
  • the suction conveyor 12 includes a belt 12a as a transport unit that transports the glass ribbon 2 (effective portion 2a) to the downstream end P2 side while fixedly holding the glass ribbon 2 (effective portion 2a).
  • the term “fixed holding” as used herein means that both the belt 12 a and the part of the glass ribbon 2 being conveyed do not move relative to each other during the conveyance of the glass ribbon 2 by the suction conveyor 12. That is, it means that both the surface of the belt 12a and the lower surface 2d of the part being conveyed do not move relative to each other.
  • the belt 12a has a large number of suction holes (not shown) penetrating the belt 12a in the thickness direction.
  • a negative pressure generating mechanism (not shown) connected to a vacuum pump or the like is arranged on the inner peripheral side of the belt 12a.
  • the negative pressure generating mechanism generates a negative pressure on the glass ribbon 2 through the suction holes, thereby fixing and holding the lower surface 2d of the glass ribbon 2 with respect to the surface of the belt 12a serving as the conveyance surface by suction.
  • the glass ribbon 2 adsorbed on the belt 12a is transported downstream of the transport path under the same transport speed V1 as the feed speed V1 of the belt 12a.
  • the belt 12a may be configured to adsorb the entire width of the glass ribbon 2 in the width direction, or may be configured to adsorb only a part of the glass ribbon 2 in the width direction.
  • the plurality of transport rollers 13 are free rollers arranged along the transport path of the glass ribbon 2. Of course, some or all of the plurality of transport rollers 13 may be drive rollers.
  • the winding core 5 can rotate around an axis extending along the width direction of the glass ribbon 2.
  • the core 5 winds the glass ribbon 2 conveyed by the conveying device 11 to the downstream end P2 of the conveying path with the upper surface 2c side inside. Further, as shown by an arrow U, the winding core 5 can gradually move upward while winding up the glass ribbon 2. Thereby, even if the diameter of the glass roll 6 gradually increases as the winding progresses, the posture of the portion of the glass ribbon 2 that is bridged from the transport roller 13 to the core 5 is maintained horizontally. ing.
  • the rotation speed of the winding core 5 is set such that the portion of the glass ribbon 2 located between the suction conveyor 12 and the downstream end P2 has tension as the winding by the winding core 5 takes place.
  • the number of rotations of the core 5 gradually decreases. Thereby, regardless of the diameter of the glass roll 6, the rotational peripheral speed of the glass roll 6 is maintained constant.
  • the belt-shaped protective sheet 4 is supplied to the glass ribbon 2 wound around the core 5 from the lower surface 2d side.
  • a resin sheet PET film or the like
  • the belt-shaped protective sheet 4 is continuously pulled out from a sheet roll 14 disposed below as the core 5 rotates.
  • the belt-shaped protective sheet 4 is wound around the core 5 in a tensioned state (a state in which tension is applied).
  • the amount of slack of the glass ribbon 2 is detected above the conveyance path of the glass ribbon 2 by detecting the mutual distance D between the glass ribbon 2 and the upper surface 2c of the glass ribbon 2 (effective portion 2a).
  • a detector 15 is disposed as detecting means for performing the detection.
  • an ultrasonic displacement sensor is used as the detector 15.
  • the mutual distance D detected by the detector 15 is sent to the suction conveyor 12 as a detection result signal.
  • the suction conveyor 12 that has received the signal can adjust the feed speed V1 of the belt 12a (conveying speed V1 of the glass ribbon 2) so that the distance D between them becomes constant (to take a predetermined target value). It is.
  • the suction conveyor 12 functions as a slack control unit that controls the slack amount of the glass ribbon 2 in the slack conveyance section T by adjusting the conveyance speed V1 of the glass ribbon 2.
  • the feedback control for executing the detection of the slack amount by the detector 15 and the adjustment of the transport speed V1 based on the detection result is performed.
  • an ultrasonic displacement sensor is used as the detector 15 (detecting means), but the present invention is not limited to this.
  • a laser displacement sensor may be used instead of the ultrasonic displacement sensor.
  • the glass is a transparent body and the laser beam is easily transmitted therethrough, a laser displacement sensor may not be able to accurately detect the amount of slack in the glass. Therefore, an ultrasonic displacement sensor is preferable.
  • the amount of slack can be detected by imaging the glass in the slack transport section T with a camera and performing image processing.
  • the length of the mutual distance D is determined by both the feed speed V1 by the suction conveyor 12 and the feed speed V2 by the transport device 8.
  • the feed speed V2 by the transport device 8 is equal to the forming speed of the glass ribbon 2.
  • the adjustment of the feed speed V1 is preferably performed in the range of 0.95 ⁇ V2 ⁇ V1 ⁇ 1.15 ⁇ V2.
  • torque transmission between the winding core 5 and a rotating shaft 16 a of a drive source 16 for example, a motor or the like
  • the rotation speed of the drive source 16 on the rotation shaft 16 a is higher than the rotation speed of the core 5.
  • slippage occurs in the friction clutch 17 due to the difference in the number of rotations between the winding core 5 and the rotation shaft 16a of the drive source 16.
  • the suction conveyor 12 functions as the above-described slack control means, even if the feed speed V1 by the suction conveyor 12 increases or decreases, the driving source 16 is connected to the friction clutch 17.
  • the core 5 can be rotated with a constant torque.
  • it is also possible to adjust the motor rotation torque of the drive source 16 for example, torque control by a servo motor).
  • the effective state of the glass ribbon 2 superimposed on the belt-shaped protection sheet 10 on the conveying device 8 is improved.
  • the part 2a and the unnecessary part 2b are continuously separated.
  • the unnecessary part 2b after the division is discarded.
  • the glass ribbon 2 (effective portion 2 a) after the separation is carried out downstream from the conveying device 8, separated from the belt-shaped protective sheet 10, passed through the slack conveying section T, and transferred to the suction conveyor 12.
  • the suction conveyor 12 adjusts the feed speed V1 of the belt 12a according to the distance D detected by the detector 15 so that the distance D is constant. As described above, since the suction conveyor 12 adjusts the distance D between each other, the glass roll 6 can be manufactured by continuing to wind the glass ribbon 2 at a constant winding speed (constant tension).
  • the glass ribbon 2 is transported by the suction conveyor 12 between the slack transport section T and the downstream end P2.
  • the suction conveyor 12 conveys the glass ribbon 2 to the downstream side in a fixed state. For this reason, even if the glass ribbon 2 is provided with tension between the suction conveyor 12 and the downstream end P2 (the tension is applied), the suction conveyor 12 straddles the portion of the glass ribbon 2 being conveyed. In addition, it is possible to prevent the tension from propagating from the downstream side to the upstream side. Thereby, while the slack of the glass ribbon 2 in the slack conveyance section T can be maintained, the above-mentioned tension can be prevented from propagating to the part of the glass ribbon 2 that is cutting the unnecessary portion 2b. Therefore, it is possible to prevent the quality of the cut end portion formed on the glass ribbon 2 from being deteriorated due to the division of the unnecessary portion 2b, and it is possible to prevent the glass ribbon 2 from being broken.
  • the glass ribbon 2 carried out from the suction conveyor 12 is sent downstream by the plurality of transport rollers 13 and then wound around the core 5 at the downstream end P2.
  • the traveling direction of the glass ribbon 2 when the glass ribbon 2 is wound around the core 5 is different from the direction in which the glass ribbon 2 should originally travel. Can be prevented from being unduly tilted. For this reason, it is possible to prevent the winding deviation of the manufactured glass roll 6.
  • the method of manufacturing the glass roll according to the second embodiment is different from the above-described first embodiment in that a suction roller 18 is disposed instead of the suction conveyor 12 and the suction roller 18 is provided. Is that a transport section is constituted by the rotating peripheral portion 18a. In the present embodiment, the suction roller 18 (rotary peripheral portion 18a) functions as a slack control unit.
  • the method of manufacturing a glass roll according to the third embodiment is different from the above-described first embodiment in that a nip roller 19 is disposed instead of the suction conveyor 12 and the nip roller 19 is provided.
  • a transport section is constituted by the respective rotating peripheral portions 19aa of the pair of holding rollers 19a, 19a.
  • the pair of nipping rollers 19a, 19a (rotating peripheral portion 19aa) function as slack control means.
  • the pair of sandwiching rollers 19a, 19a can sandwich and hold the glass ribbon 2 in the thickness direction.
  • the glass ribbon 2 sandwiched by the sandwiching rollers 19a, 19a moves downstream of the transport path under the same transport speed V1 as the rotational peripheral speed of the rotating peripheral portion 19aa of the sandwich rollers 19a, 19a. To be transported.
  • the method for manufacturing a glass roll according to the present invention is not limited to the embodiment described in the above embodiment.
  • the glass roll 6 is manufactured by separating the unnecessary portion 2b from the glass ribbon 2 continuously formed by the overflow down draw method, and then winding it around the core 5. Not as long.
  • the present invention can also be applied to the present invention.
  • the glass ribbon 2 is wound around the core 5 with the upper surface 2c side inside, and the belt-shaped protective sheet 4 is supplied from the lower surface 2d side.
  • the glass ribbon may be wound around the core with the lower surface of the glass ribbon inside, and the belt-shaped protective sheet may be supplied from the upper surface.
  • the suction conveyor 12 adjusts the feed speed V1 of the belt 12a according to the mutual distance D detected by the detector 15 so that the mutual distance D is constant.
  • the core 5 is rotated with a constant torque, but this is not a limitation.
  • the control device receives the signal of the inter-distance D detected by the detector 15, and the control device simultaneously controls the rotation speed of the belt 12 a of the suction conveyor 12 and the rotation speed of the drive source 16. May be.
  • the control means simultaneously controls the transport speed of the transport unit and the winding speed of the glass ribbon, it is possible to manufacture the glass roll by continuing the winding of the glass ribbon with a constant tension.

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Advancing Webs (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Winding Of Webs (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)

Abstract

Dans ce procédé, après séparation d'une partie non nécessaire (2b) par découpe d'un ruban de verre (2) dans la direction longitudinale pendant l'acheminement, le ruban de verre (2), à partir duquel la partie non nécessaire (2b) a été découpée, passe à travers une section d'acheminement lâche T sur le trajet d'acheminement avec la section d'acheminement lâche T dans un état relâché, et est ensuite enroulé autour d'un noyau d'enroulement (5) au niveau de l'extrémité aval P2 du trajet d'acheminement pour produire un rouleau de verre (6), une suceuse (12) étant disposée dans l'intervalle entre l'extrémité aval P2 et la section d'acheminement lâche T sur le trajet d'acheminement, et le relâchement (distance D) du ruban de verre (2) dans la section d'acheminement lâche T est commandée par la suceuse (12) réglant la vitesse de transport V1 du ruban de verre (2).
PCT/JP2019/022529 2018-06-22 2019-06-06 Procédé de fabrication de rouleau de verre WO2019244654A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018118917A JP7148838B2 (ja) 2018-06-22 2018-06-22 ガラスロールの製造方法
JP2018-118917 2018-06-22

Publications (1)

Publication Number Publication Date
WO2019244654A1 true WO2019244654A1 (fr) 2019-12-26

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JP (1) JP7148838B2 (fr)
TW (1) TW202000611A (fr)
WO (1) WO2019244654A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113978859A (zh) * 2021-09-28 2022-01-28 郑州旭飞光电科技有限公司 一种超薄柔性玻璃卷筒包装系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012157639A1 (fr) * 2011-05-19 2012-11-22 日本電気硝子株式会社 Procédé et appareil de production d'un rouleau de verre
JP2015174744A (ja) * 2014-03-17 2015-10-05 日本電気硝子株式会社 ガラスロールの製造方法
JP2015182844A (ja) * 2014-03-24 2015-10-22 日本ゼオン株式会社 脆弱フィルムの製造方法および装置
JP2017214263A (ja) * 2016-06-02 2017-12-07 日本電気硝子株式会社 ガラスフィルムの製造方法
JP2018508449A (ja) * 2015-01-29 2018-03-29 コーニング インコーポレイテッド ガラスリボン搬送方法および装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012157639A1 (fr) * 2011-05-19 2012-11-22 日本電気硝子株式会社 Procédé et appareil de production d'un rouleau de verre
JP2015174744A (ja) * 2014-03-17 2015-10-05 日本電気硝子株式会社 ガラスロールの製造方法
JP2015182844A (ja) * 2014-03-24 2015-10-22 日本ゼオン株式会社 脆弱フィルムの製造方法および装置
JP2018508449A (ja) * 2015-01-29 2018-03-29 コーニング インコーポレイテッド ガラスリボン搬送方法および装置
JP2017214263A (ja) * 2016-06-02 2017-12-07 日本電気硝子株式会社 ガラスフィルムの製造方法

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JP7148838B2 (ja) 2022-10-06
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