WO2023176448A1 - Ensemble outil, dispositif de traitement et procédé de production de plaque de verre - Google Patents

Ensemble outil, dispositif de traitement et procédé de production de plaque de verre Download PDF

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Publication number
WO2023176448A1
WO2023176448A1 PCT/JP2023/007520 JP2023007520W WO2023176448A1 WO 2023176448 A1 WO2023176448 A1 WO 2023176448A1 JP 2023007520 W JP2023007520 W JP 2023007520W WO 2023176448 A1 WO2023176448 A1 WO 2023176448A1
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WO
WIPO (PCT)
Prior art keywords
processing
liquid
tool
space
flange portion
Prior art date
Application number
PCT/JP2023/007520
Other languages
English (en)
Japanese (ja)
Inventor
大生 松永
愛信 星野
翔 北川
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 WO2023176448A1 publication Critical patent/WO2023176448A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B45/00—Means for securing grinding wheels on rotary arbors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
    • B24B7/24—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C19/00—Surface treatment of glass, not in the form of fibres or filaments, by mechanical means

Definitions

  • the present invention relates to a tool assembly for processing a glass plate, a processing apparatus, and a method for manufacturing a glass plate.
  • Patent Document 1 discloses an example of a processing device that includes a rotatable processing tool (grindstone), a holder that holds the processing tool, and a spindle as a rotating shaft that rotates the processing tool. has been done.
  • the holder of the processing device has a flange portion that supports one end of the processing tool in the axial direction, and a hole portion into which the spindle fits.
  • the holder is configured to rotate together with the processing tool by being driven by the spindle while supporting the processing tool with the flange portion.
  • a hole may be formed at one end of the processing tool or flange to adjust the balance during rotation.
  • the processing tool is attached to the holder so that the hole in the processing tool faces the flange, and the hole in the flange faces the processing tool.
  • the hole in the processing tool is closed by the flange portion, and the hole in the flange portion is closed by the processing tool.
  • the hole for balance adjustment is blocked by the flange of the processing tool or holder, but due to the influence of vibrations during processing, the flange and one end of the processing tool
  • liquid such as grinding fluid may enter the hole and accumulate in the hole. If liquid accumulates in the hole, the rotational balance of the processing device will be disrupted, vibration will increase, and there is a risk that the processing accuracy of the glass plate will deteriorate.
  • the present invention has been made in view of the above circumstances, and its technical problem is to prevent deterioration of the rotational balance of a processing device.
  • the present invention is intended to solve the above problems, and provides a tool assembly including a rotatable processing tool for processing the end surface of a glass plate, and a rotatable holder for holding the processing tool. It is characterized by comprising a space provided in the holder and/or the processing tool for adjusting the balance of rotation, and a liquid drain part for discharging liquid from the space.
  • the space portion may be provided inside the tool assembly. According to this configuration, it is possible to efficiently balance the rotation of the processing device. Even in such a case, the liquid that has reached the space can be appropriately drained by the drain section.
  • the liquid drainage portion may have a groove portion that guides the liquid. According to this configuration, by guiding the liquid through the groove, the liquid on the support part can be reliably discharged.
  • the groove portion of the liquid drainage portion may include a plurality of groove portions extending radially in a region where the holder and the processing tool overlap. According to this configuration, the liquid on the support part can be reliably discharged by the plurality of radially arranged grooves.
  • the drain portion may be formed to overlap the space portion. According to this configuration, the liquid that has reached the space can be reliably discharged by the liquid drain section.
  • a processing device is intended to solve the above problems, and is characterized by comprising the above tool assembly and a rotating shaft that rotates the tool assembly. According to this configuration, by discharging the liquid that has reached the space of the tool assembly by the liquid draining section, it is possible to prevent this liquid from accumulating in the space. Thereby, deterioration of the rotational balance of the processing device can be reliably prevented.
  • a method for manufacturing a glass plate according to the present invention is intended to solve the above-mentioned problems, and is characterized by comprising a step of processing an end face of a glass plate using the processing apparatus described above. According to this configuration, it is possible to prevent deterioration of the rotational balance in the processing device and to manufacture a glass plate with high processing accuracy.
  • FIG. 3 is a cross-sectional view of the processing tool.
  • FIG. 3 is a cross-sectional view of the holder.
  • FIG. 3 is a plan view of the holder. It is a perspective view showing a manufacturing method of a glass plate.
  • It is a sectional view of a processing device concerning a second embodiment.
  • It is a sectional view of a processing device concerning a third embodiment.
  • It is a sectional view of a processing device concerning a fourth embodiment.
  • It is a sectional view of a processing device concerning a sixth embodiment.
  • FIG. 1 to 5 show an embodiment of a tool assembly, a processing device, and a method for manufacturing a glass plate according to the present invention.
  • the processing device 1 includes a rotatable processing tool 2, a rotatable holder 3 that holds the processing tool 2, and a rotating shaft that rotates the processing tool 2 via the holder 3. It includes a spindle 4, a first fixture 5 for fixing the processing tool 2 to the holder 3, and a second fixture 6 for fixing the holder 3 to the spindle 4.
  • the holder 3 holding the processing tool 2 will also be referred to as a tool assembly.
  • the processing tool 2 includes a processing section 7 (grindstone section) for processing a glass plate, and a main body section 8 that supports the processing section 7.
  • a processing section 7 grindstone section
  • main body section 8 that supports the processing section 7.
  • an electrodeposited grindstone formed by hardening diamond abrasive grains with a metal electrodeposition bond, or a metal bonded grindstone formed by hardening abrasive grains with a metallic binder is suitably used.
  • the main body portion 8 is composed of, for example, a cylindrical member made of metal.
  • a processed portion 7 is integrally formed on the outer peripheral surface of the main body portion 8 .
  • the main body 8 has a first end surface 8a formed at one end in the direction of the cylinder core, a second end surface 8b formed at the other end in the direction of the cylinder core, and a first end surface 8a through which a part of the holder 3 is inserted. It has a through hole 8c and a plurality of second through holes 8d into which the first fixture 5 is inserted.
  • the main body portion 8 is supported by the holder 3 such that the first end surface 8a faces downward and the second end surface 8b faces upward.
  • the first end surface 8a of the main body portion 8 has a first recess 9 in its center.
  • the first recess 9 has a bottom surface 9a and a side wall surface 9b.
  • the bottom surface 9a has a circular shape in plan view.
  • a first through hole 8c is located in the bottom surface 9a.
  • the bottom surface 9a of the first recess 9 has a space 9c at a position radially away from the center.
  • the space 9c is provided in a region (range) where a part of the holder 3 and the first end surface 8a of the processing tool 2 overlap.
  • the space 9c is formed by a hole (for example, a circular hole) formed by a tool such as a drill.
  • the present invention is not limited to this, and the space portion 9c may be configured by forming a recessed portion in the bottom surface 9a. In this embodiment, one space 9c formed in the bottom surface 9a is illustrated, but a plurality of spaces 9c may be formed in the bottom surface 9a.
  • the side wall surface 9b of the first recess 9 is circular in plan view so as to surround the peripheral edge of the bottom surface 9a.
  • the second end surface 8b of the main body portion 8 has a second recess 10 at its center.
  • the second recess 10 has a bottom surface 10a and a side wall surface 10b.
  • the first through hole 8c is formed in the center of the main body portion 8.
  • the second through hole 8d is formed at a position radially away from the center of the main body portion 8.
  • the second through hole 8d has a holding part 11 that holds a part of the first fixture 5 in the middle thereof.
  • the holder 3 includes a cylindrical portion 12 and a flange portion 13 formed at one end of the cylindrical portion 12.
  • the cylindrical portion 12 has a cylindrical shape, for example, and is integrally formed at the center of the flange portion 13.
  • the cylindrical portion 12 has an internal space that can accommodate the second fixture 6.
  • the outer diameter of the cylindrical portion 12 is smaller than the inner diameter of the first through hole 8c of the processing tool 2.
  • the cylindrical portion 12 is inserted into the first through hole 8c of the processing tool 2 so as to be concentric with the first through hole 8c. With this configuration, a gap S is formed between the outer surface of the cylindrical portion 12 and the inner surface of the first through hole 8c (see FIG. 1).
  • the flange portion 13 functions as a support portion that supports the processing tool 2.
  • the flange portion 13 is configured in a disk shape, but is not limited to this shape.
  • the flange portion 13 has a first surface 13a formed at the end in the thickness direction, a second surface 13b located on the opposite side to the first surface 13a, and a surface formed between the first surface 13a and the second surface 13a. and an end surface 13c that connects the surface 13b.
  • first surface 13a faces upward, and the second surface 13b faces downward.
  • the first surface 13a is in contact with the bottom surface 9a of the first recess 9 in the processing tool 2.
  • a cylindrical portion 12 is formed in the center of the first surface 13a.
  • the flange portion 13 includes a shaft insertion hole 14 into which the spindle 4 is inserted, a support surface 15 that contacts the first end surface 8a of the processing tool 2, a fixing hole 16 into which a part of the first fixture 5 is fitted, and a grinding hole 14 into which the spindle 4 is inserted.
  • a drain section 17 for discharging liquid such as liquid, polishing liquid, etc. is provided.
  • the shaft insertion hole 14 functions as a housing portion that accommodates a portion of the spindle 4 therein.
  • the shaft insertion hole 14 is formed at the center of the flange portion 13.
  • the shaft insertion hole 14 communicates with the inside of the cylindrical portion 12 .
  • the shaft insertion hole 14 has a tapered inner surface (contact surface) 14 a that contacts a portion of the spindle 4 .
  • the inner surface 14a is configured such that its inner diameter decreases from the second surface 13b side of the flange portion 13 toward the first surface 13a side.
  • the inner diameter of the small diameter end of the shaft insertion hole 14 is smaller than the inner diameter of the cylindrical portion 12. With this configuration, a holding part 24 that holds a part of the second fixture 6 is formed between the shaft insertion hole 14 and the cylindrical part 12.
  • the support surface 15 is formed on the first surface 13a of the flange portion 13.
  • the support surface 15 supports the main body 8 by contacting the bottom surface 9a of the first recess 9 in the main body 8 of the processing tool 2.
  • the space 9c provided in the bottom surface 9a of the first recess 9 is covered with the support surface 15. Therefore, the tool assembly has a space 9c inside thereof.
  • the fixing hole 16 is formed in the first surface 13a of the flange portion 13 at a position radially away from the center.
  • the fixing hole 16 is a screw hole formed from the first surface 13a to the middle part of the flange portion 13 in the thickness direction, and is formed at a position corresponding to the holding portion 11 of the processing tool 2.
  • the drain portion 17 is formed on the first surface 13a of the flange portion 13. As shown in FIG. 4, the drain portion 17 has grooves 18 to 20 that guide the liquid that has reached the first surface 13a of the flange portion 13 in a predetermined direction.
  • the grooves 18 to 20 include a first groove 18, a second groove 19, and a third groove 20.
  • the width of each groove 18 to 20 is preferably 1 to 15 mm.
  • the depth of each groove 18-20 is preferably 0.5-5 mm.
  • the first groove portion 18 is formed on the first surface 13a of the flange portion 13 so as to surround the cylindrical portion 12.
  • the first groove portion 18 is configured in an annular shape, but is not limited to this shape.
  • the first groove portion 18 is formed concentrically with the cylindrical portion 12 .
  • the diameter of the ring in the first groove portion 18 is larger than the outer diameter of the cylindrical portion 12 .
  • the second groove portion 19 includes a plurality of linear groove portions.
  • the plurality of second groove portions 19 are formed radially outward in the radial direction from the center (rotation center) of the flange portion 13 .
  • the plurality of second groove portions 19 are provided at a portion where the flange portion 13 of the holder and the first end surface 8a of the processing tool 2 overlap.
  • the angle ⁇ formed by two adjacent second groove portions 19 in the circumferential direction of the flange portion 13 is preferably 5 to 90°.
  • One end of each second groove 19 is connected to the first groove 18 .
  • the other end of each second groove portion 19 extends to the end surface 13c of the flange portion 13.
  • the third groove portion 20 like the second groove portion 19, is configured linearly and radially.
  • the third groove 20 is formed between two adjacent second grooves 19.
  • the third groove part 20 is not connected to the first groove part 18.
  • One end of the third groove 20 is connected to the fixing hole 16.
  • the other end of the third groove portion 20 extends to the end surface 13c of the flange portion 13.
  • each of the grooves 18 to 20 of the liquid draining part 17 drains the liquid such as the grinding fluid that has reached the first surface 13a of the flange part 13 to the holder 3 (flange part 13) that rotates together with the processing tool 2. It can be guided to the end surface 13c of the flange portion 13 by the centrifugal force acting on the flange portion 13.
  • the second groove portion 19 is preferably arranged so as to overlap the space portion 9c (indicated by the two-dot chain line) formed in the main body portion 8 of the processing tool 2. Thereby, it is possible to reliably prevent liquid from accumulating in the space 9c.
  • the space portion 9c does not need to overlap the second groove portion 19. That is, as shown by reference numeral 9c1 in FIG. 4, the space portion may be arranged so as to overlap the support surface 15 without overlapping the second groove portion 19. In this case, the support surface 15 closes the space 9c, but by draining the liquid on the flange 13 through the grooves 18 to 20, it is possible to prevent the liquid from entering the space 9c1.
  • the spindle 4 has a shaft portion 4a configured in a tapered shape.
  • the shaft portion 4a has a tapered surface whose outer diameter decreases as it moves from the proximal end to the distal end.
  • a fixing hole 21 into which a part of the second fixture 6 is fitted is formed in the end surface of the shaft portion 4a.
  • the fixing hole 21 is configured by, for example, a screw hole.
  • the spindle 4 can rotate together with the processing tool 2 and the holder 3 as power is transmitted from a drive device (not shown) such as a motor.
  • the first fixture 5 is composed of a bolt (for example, a hexagon socket head bolt). As shown in FIG. 1, the shaft portion 5a of the first fixture 5 is fitted into the fixing hole 16 of the holder 3. As shown in FIG. The head 5b of the first fixture 5 is supported by the holding part 11 of the second through hole 8d.
  • a bolt for example, a hexagon socket head bolt
  • the second fixture 6 includes a bolt 22 (for example, a hexagon socket head bolt) and a holding plate 23.
  • the shaft portion 22a of the bolt 22 passes through the holding plate 23 and is fitted into the fixing hole 21 of the spindle 4.
  • the head 22b of the bolt 22 is supported by a holding plate 23.
  • the holding plate 23 is configured in a disc shape, and has a hole 23a in the center thereof, into which the shaft portion 22a of the bolt 22 is inserted. As shown in FIG. 1, the pressing plate 23 is supported by a holding part 24 formed between the cylindrical part 12 of the holder 3 and the shaft insertion hole 14.
  • This method includes a processing step of processing an end face of a glass plate G formed into a rectangular shape, for example.
  • the processing steps include a first processing step in which the first processing device 1A and the first supply device 25 perform a grinding process on the glass plate G, and a second processing device 1B and the second supply device 26 perform a polishing process on the glass plate G. and a second processing step.
  • the first processing device 1A and the second processing device 1B have the same configuration as the processing device 1 described above.
  • the only difference between the first processing device 1A and the second processing device 1B is the configuration (material, etc.) of the processing section 7.
  • each processing step processes the end surface of the glass plate G by relatively moving the glass plate G, each processing device 1A, 1B, and each supply device 25, 26.
  • the glass plate G is processed while being transported along the transport direction X by a transport device (not shown) without moving each processing device 1A, 1B and each supply device 25, 26.
  • the present invention is not limited to this example.
  • the glass plate G may be processed by moving each processing device 1A, 1B and each supply device 25, 26 while supporting the glass plate G by a surface plate without moving it.
  • the end surface of the glass plate G is ground by the processing tool 2 of the first processing device 1A that rotates around the rotation axis CR1 while the grinding fluid L1 is supplied to the processing tool 2 by the first supply device 25.
  • the first supply device 25 has a nozzle 25a arranged near the first processing device 1A. For example, water is used as the grinding liquid L1 spouted from the nozzle 25a.
  • the second processing device 1B is arranged downstream of the first processing device 1A in the transport direction X of the glass plate G.
  • the end surface of the glass plate G is polished by the processing tool 2 of the second processing device 1B rotating around the rotation axis CR2 while supplying the polishing liquid L2 to the processing tool 2 by the second supply device 26.
  • the second supply device 26 has a nozzle 26a arranged near the second processing device 1B. For example, water is used as the polishing liquid L2 spouted from the nozzle 26a.
  • liquid such as grinding fluid or polishing fluid may enter the gap S between the first through hole 8c of the processing tool 2 and the cylindrical portion 12 of the holder 3.
  • the liquid reaches the first surface 13a of the flange portion 13 of the holder 3 through this gap S.
  • the liquid that has reached the first surface 13a is guided by each of the grooves 18 to 20 of the liquid drain section 17 and is discharged from the end surface 13c side of the flange section 13 to the outside. Therefore, it becomes difficult for liquid to accumulate in the space 9c of the processing tool 2, and it becomes possible to prevent the rotational balance of the processing tool 2 from deteriorating.
  • the present inventors conducted the following studies.
  • the first surface 13a of the flange portion 13 is connected to the first end surface 8a of the processing tool 2 (bottom surface 9a of the first recess 9).
  • the processing tool 2 is supported in a state of surface contact.
  • the first surface 13a of the flange portion 13 closes the space 9c formed in the first end surface 8a of the processing tool 2.
  • FIG. 6 shows a second embodiment of the present invention.
  • the processing device 1 according to the present embodiment differs from the first embodiment in the configuration of the drain portion 17 in the holder 3.
  • the grooves 18 to 20 in the first embodiment are not formed in the flange portion 13 of the holder 3 (hereinafter, the same applies to the third to fifth embodiments).
  • the drain portion 17 is configured by forming a thin portion between the first surface 13a and the end surface 13c of the flange portion 13.
  • the drain portion 17 has a groove portion 27 configured to have an annular shape in plan view along the circumferential direction of the flange portion 13 .
  • a portion of the groove portion 27 is arranged to overlap with the space portion 9c of the processing tool 2.
  • the groove portion 27 has a first guide surface 27a and a second guide surface 27b.
  • the first guide surface 27a is a surface formed along the axial direction of the holder 3.
  • the first guide surface 27a is a surface substantially parallel to the end surface 13c of the flange portion 13.
  • the first guide surface 27a is not limited to this configuration, and the first guide surface 27a may be a surface (tapered surface) that is inclined with respect to the axial direction of the holder 3.
  • One end of the first guide surface 27a is connected to the support surface 15 formed on the first surface 13a of the flange portion 13.
  • the other end of the first guide surface 27a is connected to the second guide surface 27b.
  • the first guide surface 27a is located closer to the center of the flange portion 13 than the space 9c of the processing tool 2.
  • the first guide surface 27a is not limited to this embodiment, and may be located, for example, so as to overlap the space 9c.
  • the second guide surface 27b is a surface that is approximately perpendicular to the first guide surface 27a.
  • the second guide surface 27b is a surface that is substantially parallel to the support surface 15 of the first surface 13a of the flange portion 13.
  • the angle formed by the second guide surface 27b and the first guide surface 27a is not limited to 90°.
  • One end of the second guide surface 27b in the radial direction of the flange portion 13 is connected to the first guide surface 27a.
  • the other end of the second guide surface 27b is connected to the end surface 13c of the flange portion 13.
  • the middle part of the second guide surface 27b is located away from the bottom surface 9a of the first recess 9 in the processing tool 2, and is located so as to overlap the space 9c of the processing tool 2.
  • the liquid that has reached the first surface 13a of the flange portion 13 is drained to the outside of the flange portion 13 by the groove portion 27 serving as the drain portion 17. It will be discharged. This makes it possible to prevent liquid from stagnation in the space 9c inside the tool assembly.
  • FIG. 7 shows a third embodiment of the present invention.
  • the drain section 17 of the processing device 1 according to the present embodiment has a tapered surface 28 formed between the first surface 13a and the end surface 13c of the flange section 13.
  • the tapered surface 28 is formed so as to overlap the space 9c of the processing tool 2 at a position away from the bottom surface 9a of the first recess 9 in the processing tool 2.
  • the liquid that has reached the first surface 13a of the flange portion 13 is guided to the tapered surface 28 that overlaps with the space portion 9c, and the liquid that has reached the first surface 13a of the flange portion 13 is It will be discharged outside. This makes it possible to prevent liquid from stagnation in the space 9c inside the tool assembly.
  • FIG. 8 shows a fourth embodiment of the present invention.
  • the drain portion 17 of the processing device 1 according to the present embodiment is formed by making the diameter of the flange portion 13 smaller than the diameter of the flange portion 13 in the first embodiment.
  • the diameter of the flange portion 13 is set to a size such that its end surface 13c overlaps the space portion 9c of the processing tool 2.
  • the drain portion 17 does not contact the part 15a of the support surface 15 that overlaps with the space 9c of the processing tool 2, and the bottom surface 9a of the first recess 9 of the processing tool 2, and drains the space 9c of the processing tool 2. and an end surface 13c of the flange portion 13 provided at a position overlapping with the end face 13c of the flange portion 13.
  • the liquid that has reached the first surface 13a of the flange portion 13 moves from the part 15a of the support surface 15 overlapping the space 9c to the end surface 13c.
  • the liquid is then discharged to the outside of the flange portion 13. This makes it possible to prevent liquid from stagnation in the space 9c inside the tool assembly.
  • FIG. 9 shows a fifth embodiment of the present invention.
  • the drain portion 17 of the processing device 1 according to the present embodiment has a hole 29 that penetrates the flange portion 13 in its thickness direction.
  • the hole 29 of the drain portion 17 is formed so as to overlap the space 9c of the processing tool 2.
  • the hole 29 penetrates from the first surface 13a to the second surface 13b of the flange portion 13, it is not limited to this configuration.
  • the hole 29 may penetrate from the first surface 13a of the flange portion 13 to the end surface 13c.
  • the liquid that has reached the first surface 13a of the flange portion 13 is transferred from the outside of the flange portion 13 (the second (the surface 13b side).
  • FIG. 10 shows a sixth embodiment of the present invention.
  • the processing device 1 according to this embodiment has a space 13d in the flange portion 13 of the holder 3.
  • the space portion 13d is constituted by a hole formed in the first surface 13a of the flange portion 13.
  • the drain portion 17 has first to third grooves formed in the first surface 13a of the flange portion 13, as in the first embodiment.
  • the second groove part 19 of the liquid drain part 17 is formed so as to overlap the space part 13d in the middle part thereof.
  • the processing tool 2 does not have a space formed therein, but the invention is not limited to this, and both the processing tool 2 and the holder 3 may have spaces formed therein.
  • the drain portion 17 is not limited to the groove portion, but may be configured by a through hole formed so as to be connected to the space portion 13d, similarly to the fifth embodiment.
  • the liquid that has reached the space 13d of the flange portion 13 passes through the liquid drain portion 17 to the flange portion due to the action of centrifugal force caused by the rotation of the tool assembly. 13 (second surface 13b side).
  • the fixing hole 16 formed in the flange portion 13 of the holder 3 may be configured as a hole that penetrates the flange portion 13 in its thickness direction.
  • the hole formed in this manner also functions as a liquid drain portion 17 for discharging the liquid that has reached the flange portion 13 to the outside of the flange portion 13.
  • drain portion 17 was provided on the flange portion 13 of the holder 3, but the present invention is not limited to this configuration.
  • a drainage portion such as a groove may be formed on the first end surface 8a of the processing tool 2.
  • Processing device 2 Processing tool 3 Holder 4 Spindle (rotating axis) 9c Space part 13 Flange part (support part) 13d Space part 17 Drain part 18 First groove part 19 Second groove part 20 Third groove part G Glass plate

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Surface Treatment Of Glass (AREA)

Abstract

Cet ensemble outil comprend : un outil de traitement rotatif (2) pour traiter les surfaces d'extrémité d'une plaque de verre ; et un support rotatif (3) qui maintient l'outil de traitement (2). L'ensemble outil comprend en outre : une partie cavité (9c) qui est utilisée pour un réglage d'équilibre et est disposée sur le support (3) et/ou l'outil de traitement (2) ; et une partie d'évacuation de liquide (17) qui évacue le liquide dans la partie cavité (9c).
PCT/JP2023/007520 2022-03-15 2023-03-01 Ensemble outil, dispositif de traitement et procédé de production de plaque de verre WO2023176448A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022040323A JP2023135224A (ja) 2022-03-15 2022-03-15 工具アセンブリ、加工装置及びガラス板の製造方法
JP2022-040323 2022-03-15

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WO2023176448A1 true WO2023176448A1 (fr) 2023-09-21

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PCT/JP2023/007520 WO2023176448A1 (fr) 2022-03-15 2023-03-01 Ensemble outil, dispositif de traitement et procédé de production de plaque de verre

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JP (1) JP2023135224A (fr)
TW (1) TW202337637A (fr)
WO (1) WO2023176448A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60178567U (ja) * 1984-05-07 1985-11-27 株式会社小松製作所 砥石装置
JPS6225154U (fr) * 1985-07-29 1987-02-16
JP2000084809A (ja) * 1998-09-14 2000-03-28 Tokyo Seimitsu Co Ltd 砥石車の取付方法
JP2000141191A (ja) * 1998-11-02 2000-05-23 Tokyo Seimitsu Co Ltd ウェーハ面取り装置の砥石取付方法
WO2020039940A1 (fr) * 2018-08-22 2020-02-27 日本電気硝子株式会社 Procédé de fabrication de feuille de verre, et outil pour dispositif de meule à aiguiser

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60178567U (ja) * 1984-05-07 1985-11-27 株式会社小松製作所 砥石装置
JPS6225154U (fr) * 1985-07-29 1987-02-16
JP2000084809A (ja) * 1998-09-14 2000-03-28 Tokyo Seimitsu Co Ltd 砥石車の取付方法
JP2000141191A (ja) * 1998-11-02 2000-05-23 Tokyo Seimitsu Co Ltd ウェーハ面取り装置の砥石取付方法
WO2020039940A1 (fr) * 2018-08-22 2020-02-27 日本電気硝子株式会社 Procédé de fabrication de feuille de verre, et outil pour dispositif de meule à aiguiser

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