WO2018025646A1 - ガラス板の製造方法およびガラス板製造装置 - Google Patents

ガラス板の製造方法およびガラス板製造装置 Download PDF

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Publication number
WO2018025646A1
WO2018025646A1 PCT/JP2017/026207 JP2017026207W WO2018025646A1 WO 2018025646 A1 WO2018025646 A1 WO 2018025646A1 JP 2017026207 W JP2017026207 W JP 2017026207W WO 2018025646 A1 WO2018025646 A1 WO 2018025646A1
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WO
WIPO (PCT)
Prior art keywords
glass substrate
glass plate
glass
table portion
reversing
Prior art date
Application number
PCT/JP2017/026207
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
隼人 奥
浩市 北嶋
広之 中津
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
Priority to CN201780048001.5A priority Critical patent/CN109562975B/zh
Priority to KR1020197006288A priority patent/KR102524537B1/ko
Publication of WO2018025646A1 publication Critical patent/WO2018025646A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
    • B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
    • B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
    • B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
    • B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
    • B65G49/063—Transporting devices for sheet glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
    • B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
    • B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
    • B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
    • B65G49/067—Sheet handling, means, e.g. manipulators, devices for turning or tilting sheet glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G51/00—Conveying articles through pipes or tubes by fluid flow or pressure; Conveying articles over a flat surface, e.g. the base of a trough, by jets located in the surface
    • B65G51/02—Directly conveying the articles, e.g. slips, sheets, stockings, containers or workpieces, by flowing gases
    • B65G51/03—Directly conveying the articles, e.g. slips, sheets, stockings, containers or workpieces, by flowing gases over a flat surface or in troughs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/08—Feeding articles separated from piles; Feeding articles to machines by grippers, e.g. suction grippers
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02—Articles
    • B65G2201/0214—Articles of special size, shape or weigh
    • B65G2201/022—Flat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
    • B65G2203/02—Control or detection
    • B65G2203/0208—Control or detection relating to the transported articles
    • B65G2203/0233—Position of the article
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
    • B65G2203/04—Detection means
    • B65G2203/042—Sensors

Definitions

  • the present invention relates to a glass plate manufacturing method and a glass plate manufacturing apparatus technology, and more particularly to a technology for efficiently changing the orientation of a glass plate from vertical to horizontal.
  • Patent Document 1 a plurality of glass base materials are stacked on a pallet in a vertical orientation, and then the glass base materials are taken out one by one from the pallet, A technique for manufacturing a glass plate by cutting into a desired dimension is known.
  • the present invention has been made in view of such a current problem, and provides a glass plate manufacturing method and a glass plate manufacturing apparatus capable of efficiently changing the attitude of a glass base material from a vertical direction to a horizontal direction.
  • the purpose is to do.
  • the method for manufacturing a glass plate according to the present invention includes a first step of transporting a glass substrate while holding the glass substrate in a vertical orientation by a first transport device, and a vertical direction after the first step.
  • the glass substrate is transferred from the first transport device to the table unit in a state in which the table unit is in a vertical posture on a reversing table having a table unit that can be reversed in the horizontal direction and the table unit.
  • a second step of reversing the portion sideways to change the posture of the glass base material to a horizontal direction, and after the second step, the glass base material in the horizontal posture is A third step of transferring to the transfer device, and a fourth step of transferring the glass substrate in a lateral orientation by the second transfer device after the third step. It is characterized by that. According to such a structure, the attitude
  • the manufacturing method of the glass plate which concerns on this invention adjusts arrangement
  • a glass base material can be positioned with sufficient precision.
  • the said table part is further equipped with the glass base material detection apparatus which detects the position of the said glass base material arrange
  • the glass substrate detection device detects the position of the glass substrate in the table portion, and adjusts the arrangement of the table portion according to the detected position. According to such a configuration, the glass substrate can be positioned with higher accuracy.
  • the said table part is equipped with the 1st conveyor which conveys adsorb
  • said 1st conveyor sucking the said glass base material
  • the said 1st conveyor sucking the said glass base material
  • the said 1st conveyor sucking the said glass base material
  • the said table part is equipped with the air floating part which floats the said glass base material
  • the said glass base material is carried out by the said air floating part. Is floated from the table portion. According to such a structure, in a 3rd step, it can transfer to a 2nd conveying apparatus from a table part efficiently, and can manufacture a glass plate more efficiently.
  • the table portion in the second step, is connected to an air pipe when the table portion is in a horizontal posture, and in the third step, Air is supplied to the air floating portion from an air pipe.
  • Air is reliably supplied to the air floating portion, and can be efficiently transferred from the table portion to the second transport device, and the glass plate can be manufactured more efficiently. can do.
  • a table part has a sensor which detects the said glass base material on the said table part, In the said 2nd step, the said glass base material by the said sensor. Inversion of the table portion is started after the time when the glass substrate is detected and before the entire surface of the glass substrate is along the table portion. According to such a configuration, in the second step, since the table portion can be reversed at an early stage, the attitude of the glass substrate can be changed efficiently, and the glass plate can be manufactured more efficiently. it can.
  • the glass plate manufacturing method according to the present invention is characterized in that, in the second step, the reversal of the table portion is started at an earlier timing as the plate thickness of the glass substrate is thicker. According to such a configuration, in the second step, since the table portion can be reversed earlier, the attitude of the glass substrate can be changed efficiently, and the glass plate can be manufactured more efficiently. Can do.
  • the table portion in the second step, is driven in the width direction of the glass substrate by a servo motor, and the width of the glass substrate of the table portion is The arrangement with respect to the direction is adjusted. According to such a configuration, since it is not necessary to adjust the position of the glass substrate in the step after inverting the glass substrate, the glass plate can be efficiently manufactured.
  • said 2nd conveying apparatus is equipped with the 2nd conveyor which conveys the said glass base material, adsorb
  • said 2nd The glass substrate is conveyed by a conveyor. According to such a configuration, in the fourth step, the glass substrate can be efficiently conveyed, and the glass plate can be more efficiently produced.
  • the said glass base material is arrange
  • the manufacturing method of the glass plate which concerns on this invention arrange
  • the glass substrate is transported. According to such a structure, a glass plate can be manufactured more efficiently.
  • the glass plate manufacturing apparatus includes a first transport device that transports the glass base material while holding the glass base material in a vertical orientation, and a table portion that can be reversed vertically and horizontally, and the table portion A reversing table for reversing the posture of the glass substrate disposed on the second substrate, and a second conveying device that conveys the glass substrate whose posture is changed to the horizontal direction by the reversing table by the conveyor.
  • An apparatus for manufacturing a glass plate wherein the table portion is rotatably supported by a shaft portion, a driving portion that rotationally drives the table portion around the shaft portion, and the table portion is a shaft of the shaft portion.
  • a displacement unit that is displaced in a direction; and a control unit that controls the operation of the drive unit and the displacement unit. According to such a structure, the attitude
  • the control device causes the displacement portion to turn the shaft portion of the table portion while the table portion is reversed from the vertical direction to the horizontal direction by the drive unit.
  • the position with respect to the axial direction is adjusted. According to such a structure, since a table part can be reversed at an early stage, the attitude
  • the glass substrate can be efficiently manufactured by efficiently changing the orientation of the glass substrate from the vertical direction to the horizontal direction.
  • FIG. 3 is a schematic plan view showing a manufacturing state (STEP-1) of a glass plate by the glass plate manufacturing apparatus according to the first embodiment of the present invention.
  • the side surface schematic diagram which shows the manufacture condition (STEP-1) of the glass plate by the glass plate manufacturing apparatus concerning 1st embodiment of this invention.
  • FIG. 4 is a schematic side view showing the production status (STEP-1 to STEP-3) of the glass plate by the glass plate production apparatus according to the first embodiment of the present invention.
  • FIG. 5 is a schematic plan view showing the production status (STEP-3 to STEP-4) of the glass plate by the glass plate production apparatus according to the first embodiment of the present invention.
  • the plane schematic diagram which shows the glass plate manufacturing apparatus which concerns on 2nd embodiment of this invention.
  • the plane schematic diagram which shows the glass plate manufacturing apparatus which concerns on 3rd embodiment of this invention.
  • the glass plate manufacturing apparatus 1 is a cutting process (not shown) in order to manufacture a glass plate (not shown) from a glass substrate G.
  • a device that changes the orientation of the glass substrate G from a vertical orientation to a horizontal orientation and conveys the glass substrate G to the cutting step, and includes a first conveyance device 10, a reversing table 20, and a second conveyance.
  • a device 30 is provided.
  • the glass substrate G handled by the glass plate manufacturing apparatus 1 is a glass plate prepared by cutting a glass ribbon continuously formed by a downdraw method or a float method into a predetermined length and preparing for the cutting step.
  • a buffer sheet S for protecting the conveyance surface of the glass substrate G is disposed on the glass substrate G.
  • the buffer sheet S is conveyed while being disposed.
  • the In the following description, description and illustration of the buffer sheet S may be omitted for the glass substrate G on which the buffer sheet S is disposed.
  • the glass substrate G is prepared by being stacked in a vertically oriented posture so as to lean against the inclined surface 41 formed on the pallet 40.
  • the “vertical posture” in the present description includes a state in which the upper end portion can be conceived on the glass base material G, and includes a posture in which the upper end portion can be gripped widely, and is inclined from the vertical direction. Is a “substantially vertical posture”.
  • the first transport device 10 is a device for transporting the glass substrate G stacked in the vertical orientation on the pallet 40 to the reversing table 20 in the vertical orientation, and a plurality of (in this embodiment) 2) chuck portions 11 and 11 and a displacement portion 12 are provided.
  • the chuck part 11 is a part for gripping the glass base material G, protrudes downward from the displacement part 12, and is an upper end part of the vertical glass base material G positioned below the chuck part 11. It is comprised so that it can hold
  • the displacement portion 12 is a portion that supports the chuck portions 11 and 11 and is supported by a displacement device (not shown) such as a traverse device or a robot arm, and is configured to be displaceable in the X, Y, and Z axial directions. Yes.
  • a displacement device such as a traverse device or a robot arm
  • the first transport device 10 transports the glass substrate G laminated on the pallet 40 to the reversing table 20 and stops the gripping by the chuck units 11 and 11 so as to be reversed in the vertical orientation. It is configured so that it can be transferred to the table 20.
  • the operator assists to finely adjust the relative position between the chuck portion 11 and the glass substrate G. Also good.
  • the reversing table 20 is a device for reversing the glass substrate G, which is in the vertical orientation, to the horizontal posture, and for transferring the glass substrate G whose posture has been changed to the second transport device 30, and a table unit 21, a shaft portion 22, a shaft support portion 23, a shaft displacement portion 24, and the like.
  • the table portion 21 is a table-like portion on which an arrangement surface 25 that is a surface for aligning the glass substrate G when the attitude of the glass substrate G is reversed is formed.
  • the table portion 21 is supported by the shaft portion 22 so as to be rotatable around the shaft center of the shaft portion 22.
  • the shaft portion 22 is a shaft-shaped portion for rotatably supporting the table portion 21, and is supported by the shaft support portion 23 so that the axial direction of the shaft portion is parallel to the X-axis direction.
  • the table portion 21 is configured to be rotatable around the shaft center of the shaft portion 22.
  • the shaft support portion 23 is a portion that rotatably supports both ends of the shaft portion 22, and includes a motor M1 that rotationally drives the shaft portion 22 as shown in FIG.
  • the shaft displacement portion 24 is a portion that supports the shaft support portion 23 so as to be displaceable in the X-axis direction.
  • the shaft support portion 23 (as a result, the shaft portion 22 and the table portion 21). Is configured to be displaceable in the X-axis direction.
  • the shaft displacement portion 24 includes a servo motor M2 that displaces the shaft support portion 23 in the X-axis direction.
  • the reversing table 20 has a plurality of air ejection holes 26, 26,... That serve as an air floating portion for floating the glass substrate G on the arrangement surface 25.
  • An air supply source (not shown) is connected to the plurality of air ejection holes 26, 26, and the air supplied from the air supply source is ejected from the plurality of air ejection holes 26, 26,.
  • the glass substrate G is configured to be able to float from the arrangement surface 25.
  • the reversing table 20 is provided with first conveyors 27 and 27 for conveying the glass base material G arranged on the arrangement surface 25.
  • the first conveyor 27 is configured by an endless belt that is rotationally driven in the circumferential direction by a driving source such as a motor (not shown).
  • a driving source such as a motor (not shown).
  • a plurality of suction holes 28, 28... Are formed in the endless belt.
  • suction means such as a vacuum pump (not shown) is connected to the suction hole 28, and the glass substrate G in contact with the suction hole 28 is sucked by sucking air from the suction hole 28 by the suction means. It is configured to be able to.
  • the 1st conveyor 27 is comprised so that the glass base material G arrange
  • the glass substrate G can be conveyed in the Y-axis direction (the rotation direction of the endless belt).
  • the width direction has faced the X-axis direction.
  • the glass substrate G on the arrangement surface 25 has the width direction facing the X-axis direction, the length direction facing the Y-axis direction, and the thickness direction being It faces the Z-axis direction.
  • the reversing table 20 is provided with a sensor 29 for detecting that the glass substrate G is arranged on the arrangement surface 25.
  • the turntable 20 is connected to a control device 50 as shown in FIG.
  • the control device 50 is a device for controlling the operations of the shaft support portion 23 and the shaft displacement portion 24 constituting the reversing table 20, and the shaft support portion 23, the shaft displacement portion 24, and the sensor 29 are connected to the control device 50.
  • the sensor 29 is configured to detect that the glass base material G is arranged on the arrangement surface 25 and to output a signal to that effect to the control device 50.
  • the reversing table 20 is configured such that the table unit 21 is rotated by rotating the shaft unit 22 by the motor M ⁇ b> 1 provided in the shaft support unit 23, and the posture of the table unit 21 is changed according to a command from the control device 50. Can be changed to portrait and landscape.
  • the configuration in which the shaft portion 22 is rotated by the motor M1 and the table portion 21 is rotated is illustrated.
  • the actuator connected to the table portion 21 is expanded and contracted using an actuator. It is good also as a structure which rotates the table part 21 around the axial part 22 by shrinkage
  • the shaft displacement unit 24 is configured by combining a servo motor M2 provided in the shaft displacement unit 24 and a linear motion guide (not shown), and by operating the servo motor M2 according to a command from the control device 50,
  • the shaft support portion 23 can be displaced in the X-axis direction.
  • the reversing table 20 can be displaced in the X-axis direction while positioning the table unit 21 with high accuracy by the shaft displacement unit 24, and the arrangement position of the glass substrate G in the X-axis direction can be changed. It is possible to adjust.
  • the reversing table 20 is configured to adjust the arrangement position of the glass substrate G according to the product information of the glass substrate G (the size and defect position of the glass substrate G).
  • the reversing table 20 is configured so that the shaft displacement portion 24 can be operated while the shaft portion 22 is rotated by the shaft support portion 23, and is placed on the table portion 21 in a vertical orientation.
  • the glass substrate G arranged alongside is inverted by the table portion 21 and changed to a horizontal posture, and at the same time, the arrangement in the X-axis direction can be adjusted.
  • the second transport device 30 moves the glass substrate G that has been reversed to the horizontal orientation by the reversing table 20 in the Y-axis direction toward the subsequent process (the cutting process in the present embodiment).
  • It is a conveyor device for carrying, and includes a second conveyor 31 and a chamber 32.
  • the second conveyor 31 is constituted by an endless transport belt 33 and a pulley 34, and a plurality of through holes 35, 35... Are formed on the surface of the transport belt 33.
  • a chamber 32 is disposed at a position corresponding to the plurality of through holes 35 on the back side of the conveyor belt 33.
  • only one pulley 34 is illustrated, but the conveyor belt 33 is wound between a plurality (at least a pair) of pulleys 34 and 34.
  • the second conveying device 30 is arranged in a posture in which the upper surface of the conveying belt 33 is horizontal, and the buffer 32 in contact with the through holes 35, 35...
  • the sheet S can be adsorbed.
  • air can be ejected from the through holes 35, 35...
  • the 2nd conveying apparatus 30 can be comprised so that the exhaust_gas
  • the conveyor belt 33 is configured to be rotationally driven in the circumferential direction when the pulley 34 is rotationally driven by a driving source such as a motor (not shown).
  • the second transport device 30 is configured to suck and hold the buffer sheet S (and the glass substrate G) placed on the upper surface of the transport belt 33, and sucks the buffer sheet S. In this state, the conveying belt 33 is rotated so that the glass substrate G can be conveyed.
  • the manufacturing method of the glass plate using the glass plate manufacturing apparatus 1 is demonstrated.
  • the glass plate manufacturing method using the glass plate manufacturing apparatus 1 first, the glass substrate G stacked in the vertical orientation on the pallet 40 is gripped by the single chuck unit 11. Then, the glass substrate G is transferred from the first conveying device 10 to the reversing table 20 which is conveyed to a predetermined position of the reversing table 20 by the first conveying device 10 and is set in the vertical orientation (STEP). -1).
  • the “predetermined position” at which the glass substrate G of the reversing table 20 is transported is always the same position, and the center position in the X-axis direction of the table portion 21 is the “predetermined position”. More preferably, the substrate G is transported so that the center position in the width direction matches the “predetermined position”.
  • the glass substrate G transferred to the reversing table 20 is sucked and held on the arrangement surface 25 by the first conveyors 27 and 27, and is arranged on the arrangement surface 25 while maintaining the vertical orientation.
  • the glass substrate G when the glass substrate G is transferred from the first transport device 10 to the reversing table 20, the ground contact area of the glass substrate G with respect to the arrangement surface 25 gradually increases. Will increase.
  • the glass substrate G can be detected by the sensor 29 when the lower half of the glass substrate G is grounded to the arrangement surface 25. It is configured as follows.
  • the arrangement position of the sensor 29 in this embodiment is an exemplification, and as to which part of the glass substrate G is detected by the sensor 29, an optimum position is appropriately selected according to the specification of the glass substrate G and the like. To do.
  • the glass base material G (more specifically, the glass base material G).
  • the entire surface of the buffer sheet S arranged in G comes into contact with the arrangement surface 25.
  • the sensor 29 considers the time from when the sensor 29 detects the glass substrate G until the entire surface of the glass substrate G contacts the arrangement surface 25.
  • the rotation of the table unit 21 is started after a predetermined time from the detection of the glass substrate G and before the glass substrate G is in full contact with the arrangement surface 25. .
  • the “predetermined time” at this time is changed according to the thickness of the glass substrate G. Specifically, the larger the thickness of the glass substrate G, the shorter the “predetermined time”.
  • the inversion of the table portion 21 is started at an earlier timing after the glass substrate G is detected by the sensor 29.
  • the table unit 21 includes a sensor 29 that detects the glass substrate G on the table unit 21.
  • the sensor unit The reversal of the table portion 21 is started after the glass substrate G is detected by 29 and before the entire surface of the glass substrate G is aligned with the table portion 21.
  • the table portion 21 can be reversed at an early stage, the attitude of the glass substrate G can be changed efficiently, and the glass plate can be manufactured more efficiently. can do.
  • the table unit 21 is inverted as shown in FIGS. 4 and 7 to 9 (STEP-2). Specifically, using the detection of the glass substrate G on the arrangement surface 25 by the sensor 29 (see FIG. 3) as a trigger, the shaft portion 22 is rotated by the shaft support portion 23, and the table portion 21 is “vertically oriented”. To “horizontal posture” to reverse the glass substrate G from “vertical posture” to “horizontal posture”.
  • the “predetermined time” is changed according to the thickness of the glass substrate G. Specifically, in the glass plate manufacturing method using the glass plate manufacturing apparatus 1, the “predetermined time” is set longer as the plate thickness of the glass substrate G is thinner.
  • the glass plate is cut out from a portion that does not hang on the defective portion. Therefore, it is necessary to adjust the arrangement of the glass substrate G in consideration of the position of the defective portion.
  • the product information of the glass base material G is input into the control apparatus 50 so that a glass plate may be cut out from the part which does not hang on a defective part, and the glass base material G
  • the arrangement position of the glass substrate G in the X-axis direction can be adjusted according to the product information.
  • lot information can be used as the product information of the glass base material G, and it is good also as a structure which investigates a defect position beforehand for every lot and changes an arrangement position for every lot.
  • the glass substrate G By adjusting the arrangement of the glass substrate G, the time required for the work of reversing the posture of the glass substrate G does not increase, and the operator does not need to adjust the arrangement of the glass substrate G.
  • the glass substrate G is gripped in the vertical orientation by the chuck portions 11 and 11 by the first transport device 10 having the chuck portions 11 and 11.
  • (STEP-1) which is the first step of carrying while transporting, after the (STEP-1)
  • the table is placed on the reversing table 20 having the table portion 21 that can be reversed in the vertical and horizontal directions on which the glass base material G is arranged.
  • the glass substrate G is transferred from the first transport device 10 to the table portion 21, the table portion 21 is inverted horizontally, and the orientation of the glass substrate G is turned sideways.
  • the glass plate manufacturing apparatus 1 which concerns on 1st embodiment of this invention has the chuck parts 11 * 11, and conveys the glass base material G in the attitude
  • a second conveying device 30 that conveys the glass base material G whose posture is changed to the horizontal direction by the reversing table 20 by the second conveyor 31, and the table portion 21 is rotatably supported by the shaft portion 22.
  • a shaft support portion 23 that is a drive portion that rotationally drives the table portion 21 around the shaft portion 22, a shaft displacement portion 24 that is a displacement portion that displaces the table portion 21 in the axial direction of the shaft portion 22, and a shaft support portion. 23 and axial displacement And a control unit 50 for controlling the operation of the 24, but with a.
  • the glass substrate G can be efficiently manufactured by changing the posture of the glass substrate G from the vertical direction to the horizontal direction.
  • the glass plate manufacturing method includes a table portion for the width direction (X-axis direction) of the glass substrate G according to product information of the glass substrate G in (STEP-2). 21 is adjusted. According to the manufacturing method of the glass plate of such a structure, the glass base material G can be positioned accurately.
  • the glass plate manufacturing method in (STEP-2), the table unit 21 is driven in the width direction (X-axis direction) of the glass substrate G by the servo motor M2.
  • the arrangement of the table portion 21 with respect to the width direction of the glass substrate G is adjusted. According to such a configuration, since it is not necessary to adjust the position of the glass substrate G in the step after inverting the glass substrate G, the glass plate can be manufactured efficiently.
  • control device 50 constituting the glass plate manufacturing apparatus 1 uses the shaft displacement portion 24 while the table portion 21 is reversed from the vertical direction to the horizontal direction by the shaft support portion 23.
  • the position of the shaft portion 22 of the table portion 21 with respect to the axial direction is adjusted. According to such a structure, since a table part can be reversed at an early stage, the attitude
  • the reversing table 20 is used to adjust the arrangement of the glass base G in the X-axis direction.
  • the glass substrate G is transferred from the reversing table 20 to the second conveying device 30 by one conveyor 27, 27 (STEP-3).
  • the transfer of the glass substrate G from the reversing table 20 to the second transport device 30 in (STEP-3) is performed by transferring the glass substrate G and the buffer sheet S to the first conveyor through the plurality of suction holes 28. 27, the transfer is performed smoothly without causing slippage between the glass substrate G and the first conveyor 27.
  • the table unit 21 includes first conveyors 27 and 27 that are first conveyors that transport the glass substrate G while adsorbing the glass substrate G (STEP 3), the glass substrate G is transferred to the second conveying device 30 by the first conveyors 27 and 27.
  • first conveyors 27 and 27 that are first conveyors that transport the glass substrate G while adsorbing the glass substrate G
  • the glass substrate G is transferred to the second conveying device 30 by the first conveyors 27 and 27.
  • the glass substrate G is transferred from the reversing table 20 to the second conveying device 30 by ejecting air from the plurality of air ejection holes 26, 26.
  • the buffer sheet S is floated from the arrangement surface 25, and the glass substrate G can be transferred smoothly by sliding on the arrangement surface 25.
  • the table part 21 is provided with the several air ejection hole 26 * 26 ... which is the air floating part which floats the glass base material G, ( In STEP-3), the glass substrate G is levitated from the table portion 21 by a plurality of air ejection holes 26, 26.
  • the glass substrate G is levitated from the table portion 21 by a plurality of air ejection holes 26, 26.
  • it in a 3rd step, it can transfer to the 2nd conveying apparatus 30 from the table part 21 efficiently, and can manufacture a glass plate more efficiently.
  • the glass plate manufacturing apparatus 1 includes an air pipe 60 for supplying air below the reversing table 20, and an end of the air pipe 60 is opened upward.
  • the reversing table 20 includes an air connection portion 61 that is an end portion of an air pipe communicating with the air ejection hole 26 on the lower surface of the table portion 21.
  • the air pipe 60 is fixed to a stay 62 provided on the shaft support portion 23, and is configured to be displaced together with the shaft support portion 23 when the shaft support portion 23 is displaced by the shaft displacement portion 24. ing. With such a configuration, when the shaft support portion 23 is displaced, the positional relationship between the air pipe 60 and the air connection portion 61 does not change.
  • the air pipe 60 is connected to a flexible pipe member (not shown) such as a hose on the upstream side in the air supply direction from the portion fixed to the shaft support portion 23.
  • the air pipe 60 is prevented from being damaged by absorbing the displacement of the shaft support portion 23 by the flexible pipe member.
  • the glass plate manufacturing apparatus 1 is configured such that, in (STEP-2), the air connecting portion 61 is connected to the air pipe 60 when the reversing table 20 is reversed to the horizontal orientation. Connection and disconnection of the pipe 60 and the air connection portion 61 are performed efficiently.
  • the glass plate manufacturing apparatus 1 is configured so that air can be easily and reliably supplied to the air ejection holes 26 by the reversing operation of the reversing table 20, and in (STEP-3) Air can be reliably supplied to the air ejection holes 26.
  • the air pipe 60 is connected to the table portion 21 in (STEP-2) when the table portion 21 is in the horizontal orientation in (STEP-2).
  • air is supplied from the air pipe 60 to the plurality of air ejection holes 26, 26.
  • (STEP-3) air is reliably supplied to the plurality of air ejection holes 26, 26... And efficiently transferred from the table unit 21 to the second transport device 30.
  • the glass plate can be manufactured more efficiently.
  • the glass substrate G transferred to the second transport device 30 is transferred to the rear by the second conveyor 31. It is transported toward the process (in this embodiment, the cutting process) (STEP-4).
  • the glass substrate G can be adsorbed and conveyed by sucking air from the through holes 35, 35... Formed in the conveying belt 33 by the chamber 32.
  • the glass substrate G can be efficiently transported without causing the.
  • the glass substrate G is transferred to the second transport device 30 (STEP-4), the glass substrate G is disposed in the X-axis direction. Is adjusted, so that the position of the defective portion can be determined without adjusting the arrangement position of the glass substrate G in the subsequent process by simply transporting it to the subsequent process (cutting process) as it is by the second transport device 30. Avoid the glass plate.
  • the second transport device 30 includes a second conveyor 31 that is a second conveyor that transports the glass substrate G while adsorbing it, (STEP -4), the glass substrate G is conveyed by the second conveyor 31.
  • the glass substrate G can be efficiently conveyed, and the glass plate can be more efficiently produced.
  • the glass substrate G has a buffer sheet S as a sheet-like buffer material disposed on the conveying surface between (STEP-1) to (STEP-4). It is what has been. According to such a configuration, the glass substrate G can be efficiently conveyed without damaging it.
  • the pallets 40 for preparing the glass base material G at two locations.
  • the glass plate manufacturing apparatus 2 can move the glass substrate G from the left and right pallets 40 and 40 toward the reversing table 20 by the first transport device 10 so that the movable range of the first transport device 10 can move. Is set.
  • the glass plate manufacturing apparatus 2 has the same configuration as that of the glass plate manufacturing apparatus 1 according to the first embodiment except for the number of pallets 40 and the setting of the movable range of the first transport device 10.
  • the manufacturing method of the glass plate at the time of using the glass plate manufacturing apparatus 2 by setting it as the structure which arrange
  • the glass substrate G can be immediately supplied from the other pallet 40 without stopping the glass plate manufacturing apparatus 2. For this reason, in the manufacturing method of the glass plate at the time of using the glass plate manufacturing apparatus 2, it becomes possible to manufacture a glass plate more efficiently by omitting the time which the setup change of the pallet 40 is abbreviate
  • the glass plate manufacturing method according to the present invention is the glass substrate G arranged at two locations in (STEP-1), and the glass from two locations toward the reversing table 20 by the first conveying device 10.
  • the substrate G is transported, and according to such a configuration, the glass plate can be manufactured more efficiently.
  • the table portion 21 includes a glass substrate detection device 70 that detects the position of the glass substrate G on the arrangement surface 25.
  • the glass plate manufacturing apparatus 3 has the same configuration as the glass plate manufacturing apparatus 1 according to the first embodiment except for the glass base material detection device 70.
  • the glass substrate detection device 70 is a device that detects the arrangement position of the glass substrate G on the arrangement surface 25, and as shown in FIG. 13, a guide rail 71, a main body case 72, a shaft member 73, and a contact member 74.
  • the guide rail 71 is a member that reciprocally supports the main body case 72 on a straight line, and is parallel to the width direction of the table portion 21 at the upstream end in the conveying direction of the glass substrate G of the reversing table 20. In this manner, the table portion 21 is attached.
  • the main body case 72 supports a contact member 74, which is a part for making contact with the glass substrate G, in a displaceable manner, and is a part for housing the position detection sensor 76, and drives a servo motor (not shown). As a source, it is configured to be able to reciprocate along the guide rail 71.
  • the shaft member 73 is a member that supports the contact member 74, is inserted into a pair of holes 77 and 77 formed in the main body case 72, and is configured to be displaceable parallel to the displacement direction of the main body case 72. ing.
  • a contact member 74 is fixed to one end of the shaft member 73.
  • the abutting member 74 is a member that abuts against the glass substrate G, and is configured using a material (for example, resin) that does not damage the glass substrate G when contacting the glass substrate G. Yes.
  • the contact member 74 is arranged with its position adjusted so that the lower end position of the contact member 74 is closer to the arrangement surface 25 than the position of the surface of the glass substrate G on the arrangement surface 25.
  • the shaft member 73 is inserted through the spring member 75.
  • the spring member 75 is disposed between the main body case 72 and the flange portion 78 fixed on the shaft member 73.
  • the glass base material detection device 70 is configured such that when the contact member 74 is displaced toward the main body case 72 side, the spring member 75 is compressed and contracted by the flange portion 78.
  • the glass member G is prevented from being damaged by absorbing the impact when it comes into contact with the spring member 75.
  • the position detection sensor 76 is configured by a linear encoder, and includes a sensor unit 76A and a scale unit 76B.
  • the sensor unit 76A includes a light source that irradiates light to the scale unit 76B and a light receiving element that receives the light reflected by the scale unit 76B.
  • the position detection sensor 76 is configured to detect the amount of movement of the contact member 74 by capturing the scale of the scale portion 76B by the sensor portion 76A.
  • the structure of the position detection sensor 76 in the glass plate manufacturing apparatus 3 is not limited to this, It is good also as a structure which does not use a linear encoder.
  • the glass substrate detection device 70 detects that the glass substrate G (and the buffer sheet S) is arranged on the arrangement surface 25 of the table unit 21 by the sensor 29 of the reversing table 20, the glass substrate detection device 70 follows the guide rail 71.
  • the main body case 72 is configured to be displaced toward the glass substrate G.
  • the target position for displacing the main body case 72 is a position at which the end surface of the glass substrate G can be pressed by the contact member 74 (that is, a position slightly exceeding the position in contact with the glass substrate G).
  • the contact member 74 and the glass base material G are in contact with each other, and the contact member 74 and the glass base material G are in contact with each other.
  • the main body case 72 is further displaced toward the glass base G, whereby the contact member 74 is displaced toward the main body case 72 and the spring member 75 is compressed.
  • the position detection sensor 76 detects the amount of movement of the contact member 74 and obtains information related to the position of the end portion of the glass substrate G.
  • the position of the present glass base material G is a post process (for example, cutting) It is determined whether or not the position is suitable for processing in the step). If the current position of the glass substrate G is not a position suitable for processing in the subsequent process, the position information of the glass substrate G is fed back to the axial displacement portion 24 of the reversing table 20, and the glass substrate G The position is adjusted appropriately. If the current position of the glass substrate G is a position suitable for processing in the subsequent process, the processing proceeds as it is.
  • the position detection sensor 76 cannot detect the movement of the contact member 74, the glass base material G does not exist at the planned position. At this time, it is assumed that the transfer of the glass substrate G has failed, the glass substrate G is damaged, the glass substrate G is misaligned, etc. 3 is stopped.
  • the table unit 21 further includes a glass base material detection device 70 that detects the position of the glass base material G arranged on the table part 21.
  • the glass substrate detection device 70 detects the position of the glass substrate G in the table unit 21 and adjusts the arrangement of the table unit 21 according to the detected position. And According to such a configuration, the glass substrate G can be positioned more accurately.
  • the glass base material G on the arrangement surface 25 can be detected by the glass base material detection device 70 because the position of the glass base material G can be detected.
  • the glass base material detection device 70 has failed to transfer the glass base material G or the glass base material G is damaged. Therefore, appropriate measures can be taken immediately, and the production stop period can be shortened.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
  • Registering Or Overturning Sheets (AREA)
  • Attitude Control For Articles On Conveyors (AREA)
PCT/JP2017/026207 2016-08-01 2017-07-20 ガラス板の製造方法およびガラス板製造装置 WO2018025646A1 (ja)

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KR1020197006288A KR102524537B1 (ko) 2016-08-01 2017-07-20 유리판의 제조 방법 및 유리판 제조 장치

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JP2016151237A JP6702065B2 (ja) 2016-08-01 2016-08-01 ガラス板の製造方法およびガラス板製造装置
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CN110078364B (zh) * 2019-06-14 2021-11-26 华发(台州)光电科技有限公司 一种分解电子产品显示屏玻璃切割设备
CN110092575B (zh) * 2019-06-14 2021-11-23 湖南诺际电子科技有限公司 一种自动整理手机显示屏玻璃切割设备
CN110482220A (zh) * 2019-07-26 2019-11-22 蚌埠凯盛工程技术有限公司 一种玻璃基板存储工艺、装置及应用

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JP6702065B2 (ja) 2020-05-27
TWI738829B (zh) 2021-09-11
TW201819321A (zh) 2018-06-01
KR102524537B1 (ko) 2023-04-20
CN109562975A (zh) 2019-04-02
KR20190035845A (ko) 2019-04-03
JP2018020915A (ja) 2018-02-08

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