WO2014061053A1 - ワイヤソー装置及び切断加工方法 - Google Patents
ワイヤソー装置及び切断加工方法 Download PDFInfo
- Publication number
- WO2014061053A1 WO2014061053A1 PCT/JP2012/006589 JP2012006589W WO2014061053A1 WO 2014061053 A1 WO2014061053 A1 WO 2014061053A1 JP 2012006589 W JP2012006589 W JP 2012006589W WO 2014061053 A1 WO2014061053 A1 WO 2014061053A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wire
- cutting
- workpiece
- saw device
- wire saw
- Prior art date
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
- B23D61/18—Sawing tools of special type, e.g. wire saw strands, saw blades or saw wire equipped with diamonds or other abrasive particles in selected individual positions
- B23D61/185—Saw wires; Saw cables; Twisted saw strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D57/00—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00
- B23D57/003—Sawing machines or sawing devices working with saw wires, characterised only by constructional features of particular parts
- B23D57/0061—Sawing machines or sawing devices working with saw wires, characterised only by constructional features of particular parts of devices for guiding or feeding saw wires
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/06—Grinders for cutting-off
- B24B27/0633—Grinders for cutting-off using a cutting wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/04—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools
- B28D5/045—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by tools other than rotary type, e.g. reciprocating tools by cutting with wires or closed-loop blades
Definitions
- a wire saw apparatus is generally used as means for cutting out a thin wafer from a workpiece (hereinafter referred to as a workpiece) such as a silicon ingot.
- a workpiece such as a silicon ingot.
- the workpiece is simultaneously cut at a plurality of positions by pressing the workpiece against the cutting wire while running the cutting wire wound spirally around the plurality of wire guides.
- the cutting wire 102 is swung together with the wire guide (work roller) 101 while the cutting wire 102 is swung.
- the processed shape of the workpiece W becomes substantially V-shaped.
- the contact distance between the workpiece W and the cutting wire 102 becomes longer as the workpiece diameter increases in the future, so that the grinding force is reduced and the cutting speed is reduced, and the chip dischargeability is reduced. It becomes worse and processing accuracy deteriorates.
- the swing angle of the cutting wire 102 is increased, the cutting wire 102 is bent due to a decrease in the grinding force.
- the deflection of the cutting wire 102 may be increased, resulting in disconnection. There is.
- an object of the present disclosure is to increase the cutting speed of a workpiece while reducing the disconnection rate of a cutting wire in a cutting process using a swing type wire saw device. .
- a wire saw device travels a cutting wire spirally wound around a plurality of wire guides and simultaneously swings the cutting wire together with the wire guide,
- a wire saw device that performs a cutting process on a workpiece by pressing the workpiece against the cutting wire, and holds the workpiece such that the workpiece has an arc-shaped machining shape.
- Control means for controlling the position of the holding means to be controlled according to the swing angle of the cutting wire is provided.
- the swing angle of the cutting wire is ⁇
- the maximum cutting length of the workpiece is L
- the radius of the arcuate processing shape is A, A ⁇ L / (2 ⁇ sin ⁇ )
- the radius of the arc-shaped machining shape may be reduced, or immediately after the start of the cutting process on the workpiece.
- the cutting wire may not be swung. In this way, it is possible to efficiently cut a workpiece having a small cutting length immediately after the start of the cutting process, for example, a cylindrical workpiece.
- the swing angle of the cutting wire is ⁇
- the radius of the wire guide is r
- the radius of the arcuate shape is A
- the reference position of the holding means is P0
- the cutting wire is a fixed abrasive wire
- a workpiece made of a difficult-to-cut material such as sapphire or silicon carbide (SiC) can be cut.
- the cutting method according to the present disclosure allows the cutting wire wound around the cutting wire while causing the cutting wire spirally wound around a plurality of wire guides to run and simultaneously swinging the cutting wire together with the wire guide.
- a cutting method for pressing a workpiece to cut the workpiece, the position of a holding means for holding the workpiece so that the workpiece has an arcuate shape Is controlled according to the swing angle of the cutting wire.
- the position of the holding means for holding the workpiece is controlled according to the swing angle of the cutting wire so that the workpiece has an arc-shaped machining shape.
- the position of the holding means for holding the workpiece is controlled so that the extending direction of the swinging cutting wire is always the tangential direction of the arc that is the machining shape of the workpiece. Therefore, cutting can be performed while making point contact between the cutting wire and the workpiece, that is, while minimizing the contact distance between the cutting wire and the workpiece, thereby increasing the grinding force.
- the cutting speed can be increased and the chip dischargeability can be improved to improve the processing accuracy.
- the bending of the cutting wire can be reduced regardless of the swing angle of the cutting wire.
- the disconnection rate of the wire can be reduced.
- the cutting wire when the cutting wire is a fixed abrasive wire, a workpiece made of a difficult-to-cut material such as sapphire or silicon carbide (SiC) can be cut.
- a difficult-to-cut material such as sapphire or silicon carbide (SiC)
- the wire saw device of the present disclosure it is possible to increase the cutting speed of the workpiece while reducing the disconnection rate of the cutting wire in the cutting process using the swing type wire saw device. Therefore, it is possible to improve the productivity by reducing the processing time while reducing the processing cost.
- FIG. 1 is a figure showing the whole wire saw device composition concerning an embodiment.
- FIG. 2 is a diagram illustrating the relationship between the workpiece movement axis X and the swing of the cutting wire in the cutting method according to the embodiment.
- FIG. 3 is a diagram illustrating the relationship between the machining arc and the oscillation of the cutting wire in the cutting method according to the embodiment.
- FIG. 4 is a diagram schematically illustrating a state in which the contact state between the cutting wire and the processing arc changes with a change in the swing angle in the cutting method according to the embodiment.
- FIG. 5 is a diagram illustrating an example of a temporal change in the swing angle and the table position in the cutting method according to the embodiment.
- FIG. 6A is a diagram showing a problem of the conventional wire saw device, and FIG. 6B is an enlarged view of the main part of FIG. 6A.
- FIG. 1 is a diagram showing an overall configuration of a wire saw device according to the present embodiment.
- a wire saw device 1 shown in FIG. 1 is used to simultaneously cut a workpiece (hereinafter referred to as a workpiece W) such as a silicon ingot used for manufacturing a semiconductor device, a solar cell or the like into a thin wafer at a plurality of locations. Is done.
- a workpiece W such as a silicon ingot used for manufacturing a semiconductor device, a solar cell or the like
- the two wire guides 2 arranged in parallel are rotatably attached to the wire guide support part 4.
- the rotation shaft of each wire guide 2 is connected to the output shaft of each wire guide drive motor 20, and each wire guide 2 rotates around its horizontal axis by the rotation drive of each wire guide drive motor 20.
- the axis of the swing disk 91 (hereinafter also referred to as the swing center) is located at the midpoint on the line connecting the centers (rotary axes) of the wire guides 2.
- the workpiece lifting / lowering motor 52 when the workpiece lifting / lowering motor 52 is rotationally driven while the cutting wire 3 is running, the workpiece holding member 51 is lowered by a ball screw mechanism (not shown) and the workpiece W is pressed against the cutting wire 3. Thereby, wafers are cut out simultaneously at a plurality of locations.
- the feature of the present embodiment is that the control device 8 controls the position of the work holding member 51 according to the swing angle of the cutting wire 3 so that the processed shape of the work W becomes an arc shape.
- the control device 8 controls the position of the work holding member 51 so that the extending direction of the swinging cutting wire 3 is always the tangential direction of the arc that is the processed shape of the work W.
- the cutting process can be performed while the cutting wire 3 and the workpiece W are in point contact, the deflection of the cutting wire 3 can be suppressed to a small value regardless of the swing angle of the cutting wire 3.
- the disconnection rate of the cutting wire 3 can be reduced.
- the position of the work holding member 51 by the control device 8 will be described by taking as an example the case where the axis (swing center) of the swing disk 91 is located at the midpoint on the line connecting the centers (rotation axes) of the wire guides 2.
- the control will be described with reference to FIGS.
- FIG. 2 is a view showing a relationship between a line connecting the swing center and the center of the workpiece W (work holding member 51) (hereinafter referred to as a workpiece moving axis X) and swing of the cutting wire 3.
- the radius of the wire guide 2 is r
- the swing angle of the cutting wire 3 (in this embodiment, the angle between the lines connecting the centers (rotating shafts) of the wire guides 2 and the horizontal direction is the same) is ⁇ .
- P is the reference position of the workpiece holding member 51
- P is the control position of the workpiece holding member 51 obtained by adding a deviation amount to the reference position P0 so that the workpiece W has an arcuate shape.
- the reference position P0 is set with a machining time t.
- P0 V0 ⁇ t.
- the reference position P0, the control position P, and the speed V0 each have a downward direction as a positive direction.
- FIG. 4 shows a case where the wire guide 2 has a radius r of 111 mm and a machining arc radius A of 1000 mm, and the position of the work holding member 51 of this embodiment is controlled, and the cutting wire is changed in accordance with the change of the swing angle ⁇ .
- 3 schematically shows how the contact state between 3 and the machining arc changes.
- the maximum value of the swing angle ⁇ is 10 °, for example, the arc angle (the angle formed by the workpiece movement axis X and the normal direction of the cutting wire 3) exceeds 10 °.
- the cutting wire 3 and the workpiece W are in line contact.
- the maximum cutting length of the workpiece W (in this embodiment, the method of the workpiece moving axis X is used).
- a ⁇ L / (2 ⁇ sin ⁇ ) needs to be established, where L is the maximum dimension of the workpiece W in the linear direction.
- FIG. 5 shows the swing angle ⁇ and the position of the work holding member 51 when the position control of the work holding member 51 of this embodiment is performed with the radius r of the wire guide 2 being 111 mm and the machining arc radius A being 1000 mm.
- an example of the time change of the table position is shown.
- the time change of the table position when the position control of the work holding member 51 of the present embodiment is not performed is also shown.
- the table position changes monotonously (that is, the work holding member 51 is lowered at a constant speed), but in this embodiment, the swing angle ⁇ Accordingly, fine table position control (that is, raising and lowering of the work holding member 51) is performed.
- the warpage accuracy and the surface roughness were improved by about 60% and 30%, respectively, in the wafer obtained by the cutting process of the present embodiment.
- the disconnection rate of the cutting wire 3 was reduced by about 30%.
- the shape of the work W to which the present invention can be applied (the shape before processing) is not particularly limited, and the present invention can be widely applied to the work W having various shapes such as a columnar shape and a rectangular parallelepiped shape. is there.
- a workpiece having a small cutting length of the workpiece W in this embodiment, the dimension of the workpiece W in the normal direction of the workpiece movement axis X) immediately after the start of cutting, for example, a cylindrical workpiece is efficiently cut. Therefore, the machining arc radius A may be reduced as the cutting process on the workpiece W proceeds.
- the cutting wire may not be swung.
- the wire saw device of the present disclosure is suitable for a wire saw device and a cutting method for cutting a workpiece such as a silicon ingot, for example.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
P=P0-C1-C2
=P0-((r/cosθ)-r)-((A/cosθ)-A))
=P0-((r+A)/cosθ-(r+A))
と表すことができる。ここで、本実施形態のワーク保持部材51の位置制御を行わないとした場合にワーク保持部材51が例えば一定の速度V0で下降しているとすると、基準位置P0は、加工時間をtとして、P0=V0×tと表される。尚、図1に示すワイヤソー装置1の場合、基準位置P0、制御位置P及び速度V0はそれぞれ、下方向を正方向とする。
イヤを揺動させなくてもよい。また、ワークWの材質もシリコン等に特に限定されるものではないが、ワークWが例えばサファイアや炭化ケイ素(SiC)等の難削材からなる場合には、切断用ワイヤとして固定砥粒ワイヤを用いることが好ましい。切断用ワイヤとして固定砥粒ワイヤを用いる場合、砥粒を含むスラリーに代えて、冷却用の水等を供給しながら切断加工を行ってもよい。
2 ワイヤガイド
3 切断用ワイヤ
4 ワイヤガイド支持部
6 ワイヤ供給装置
7 ワイヤ巻取装置
8 制御装置
10 側壁プレート
11 テンションアーム
12 貫通孔
20 ワイヤガイド駆動モータ
51 ワーク保持部
52 ワーク昇降モータ
61 供給側ボビン
62 アシストモータ
71 巻取側ボビン
72 アシストモータ
91 揺動円板
92 揺動駆動モータ
P プーリ
W ワーク
Claims (14)
- 複数のワイヤガイドに螺旋状に巻き付けられた切断用ワイヤを走行させると同時に前記ワイヤガイドと共に前記切断用ワイヤを揺動させながら、前記切断用ワイヤに被加工物を押し当てて前記被加工物に対して切断加工を行うワイヤソー装置であって、
前記被加工物が円弧状の加工形状を持つように、前記被加工物を保持する保持手段の位置を前記切断用ワイヤの揺動角度に応じて制御する制御手段を備えていることを特徴とするワイヤソー装置。 - 請求項1に記載のワイヤソー装置において、
前記切断用ワイヤは、前記円弧状の加工形状を持つ前記被加工物と点接触しながら揺動することを特徴とするワイヤソー装置。 - 請求項1又は2に記載のワイヤソー装置において、
前記切断用ワイヤの揺動角度をθ、前記被加工物の最大切断長をL、前記円弧状の加工形状の半径をAとして、
A≧L/(2×sinθ)
であることを特徴とするワイヤソー装置。 - 請求項1~3のいずれか1項に記載のワイヤソー装置において、
前記被加工物に対する切断加工が進むに従って、前記円弧状の加工形状の半径を小さくしていくことを特徴とするワイヤソー装置。 - 請求項1~4のいずれか1項に記載のワイヤソー装置において、
前記被加工物に対する切断加工の開始直後は、前記切断用ワイヤを揺動させないことを特徴とするワイヤソー装置。 - 請求項1~5のいずれか1項に記載のワイヤソー装置において、
前記切断用ワイヤの揺動角度をθ、前記ワイヤガイドの半径をr、前記円弧状の加工形状の半径をA、前記保持手段の基準位置をP0、前記保持手段の制御位置をPとして、
P=P0-((r+A)/cosθ-(r+A))
であることを特徴とするワイヤソー装置。 - 請求項1~6のいずれか1項に記載のワイヤソー装置において、
前記切断用ワイヤは固定砥粒ワイヤであることを特徴とするワイヤソー装置。 - 複数のワイヤガイドに螺旋状に巻き付けられた切断用ワイヤを走行させると同時に前記ワイヤガイドと共に前記切断用ワイヤを揺動させながら、前記切断用ワイヤに被加工物を押し当てて前記被加工物に対して切断加工を行う切断加工方法であって、
前記被加工物が円弧状の加工形状を持つように、前記被加工物を保持する保持手段の位置を前記切断用ワイヤの揺動角度に応じて制御することを特徴とする切断加工方法。 - 請求項8に記載の切断加工方法において、
前記切断用ワイヤは、前記円弧状の加工形状を持つ前記被加工物と点接触しながら揺動することを特徴とする切断加工方法。 - 請求項8又は9に記載の切断加工方法において、
前記切断用ワイヤの揺動角度をθ、前記被加工物の最大切断長をL、前記円弧状の加工形状の半径をAとして、
A≧L/(2×sinθ)
であることを特徴とする切断加工方法。 - 請求項8~10のいずれか1項に記載の切断加工方法において、
前記被加工物に対する切断加工が進むに従って、前記円弧状の加工形状の半径を小さくしていくことを特徴とする切断加工方法。 - 請求項8~11のいずれか1項に記載の切断加工方法において、
前記被加工物に対する切断加工の開始直後は、前記切断用ワイヤを揺動させないことを特徴とする切断加工方法。 - 請求項8~12のいずれか1項に記載の切断加工方法において、
前記切断用ワイヤの揺動角度をθ、前記ワイヤガイドの半径をr、前記円弧状の加工形状の半径をA、前記保持手段の基準位置をP0、前記保持手段の制御位置をPとして、
P=P0-((r+A)/cosθ-(r+A))
であることを特徴とする切断加工方法。 - 請求項8~13のいずれか1項に記載の切断加工方法において、
前記切断用ワイヤは固定砥粒ワイヤであることを特徴とする切断加工方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201280076427.9A CN104781045B (zh) | 2012-10-15 | 2012-10-15 | 钢丝锯装置及切断加工方法 |
MYPI2015000976A MY183892A (en) | 2012-10-15 | 2012-10-15 | Wire saw apparatus and cut-machining method |
PCT/JP2012/006589 WO2014061053A1 (ja) | 2012-10-15 | 2012-10-15 | ワイヤソー装置及び切断加工方法 |
KR1020157012722A KR101990664B1 (ko) | 2012-10-15 | 2012-10-15 | 와이어 쏘우 장치 및 절단 가공 방법 |
SG11201502940SA SG11201502940SA (en) | 2012-10-15 | 2012-10-15 | Wire saw apparatus, and cut-machining method |
US14/435,721 US9969017B2 (en) | 2012-10-15 | 2012-10-15 | Wire saw apparatus and cut-machining method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2012/006589 WO2014061053A1 (ja) | 2012-10-15 | 2012-10-15 | ワイヤソー装置及び切断加工方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014061053A1 true WO2014061053A1 (ja) | 2014-04-24 |
Family
ID=50487653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2012/006589 WO2014061053A1 (ja) | 2012-10-15 | 2012-10-15 | ワイヤソー装置及び切断加工方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9969017B2 (ja) |
KR (1) | KR101990664B1 (ja) |
CN (1) | CN104781045B (ja) |
MY (1) | MY183892A (ja) |
SG (1) | SG11201502940SA (ja) |
WO (1) | WO2014061053A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018190974A (ja) * | 2017-04-28 | 2018-11-29 | 友達晶材股▲ふん▼有限公司AUO Crystal Corporation | リール装置、ワイヤーソー、及び半導体インゴットの切断方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015147293A (ja) * | 2014-01-09 | 2015-08-20 | 株式会社コベルコ科研 | 被加工物の切断方法 |
JP6402700B2 (ja) * | 2015-10-20 | 2018-10-10 | 信越半導体株式会社 | ワークの切断方法及びワイヤソー |
CN106863630B (zh) * | 2017-01-22 | 2019-09-27 | 江阴市展照科技有限公司 | 一种硅片线切割机 |
CN108943462A (zh) * | 2018-08-07 | 2018-12-07 | 无锡斯达新能源科技股份有限公司 | 多线摇摆硅棒切断机 |
FR3086194A1 (fr) * | 2018-09-25 | 2020-03-27 | Luneau Technology Operations | Machine d'usinage de verre optique comportant au moins un fil de decoupe, et procede d'usinage d'un verre optique associe |
CN115816664A (zh) * | 2022-12-28 | 2023-03-21 | 泉州市品河精密科技有限公司 | 石材切割方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1170457A (ja) * | 1997-08-29 | 1999-03-16 | Tokyo Seimitsu Co Ltd | 固定砥粒ワイヤソー及びその被加工物切断方法 |
JPH11309660A (ja) * | 1998-04-30 | 1999-11-09 | Shin Etsu Chem Co Ltd | ワイヤー式切断機及びワークを切断する方法 |
JP2007276097A (ja) * | 2006-04-03 | 2007-10-25 | Takatori Corp | ワイヤソー |
JP2008142842A (ja) * | 2006-12-11 | 2008-06-26 | Asahi Diamond Industrial Co Ltd | ウェハおよびその製造方法 |
JP2010023145A (ja) * | 2008-07-16 | 2010-02-04 | Asahi Diamond Industrial Co Ltd | 切断装置及び切断方法 |
JP2011110643A (ja) * | 2009-11-26 | 2011-06-09 | Takatori Corp | ワイヤソー |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0635107B2 (ja) * | 1987-12-26 | 1994-05-11 | 株式会社タカトリハイテック | ワイヤソー |
JP3692703B2 (ja) | 1997-03-28 | 2005-09-07 | 三菱住友シリコン株式会社 | ワイヤソーおよびインゴット切断方法 |
JPH10337725A (ja) | 1997-06-05 | 1998-12-22 | Nitomatsuku Ii R Kk | 硬脆材料の切断方法および半導体シリコンウェハ |
JPH1110510A (ja) * | 1997-06-19 | 1999-01-19 | Nippei Toyama Corp | ワイヤソー装置及びワーク切削方法 |
US6279564B1 (en) * | 1997-07-07 | 2001-08-28 | John B. Hodsden | Rocking apparatus and method for slicing a workpiece utilizing a diamond impregnated wire |
JP4252193B2 (ja) | 2000-05-24 | 2009-04-08 | コバレントマテリアル株式会社 | ワイヤソーおよびこれを用いた切断方法 |
CH697024A5 (fr) * | 2000-09-28 | 2008-03-31 | Hct Shaping Systems Sa | Dispositif de sciage par fil. |
JP4803717B2 (ja) * | 2005-12-13 | 2011-10-26 | 株式会社タカトリ | ワイヤソー |
CN102049821A (zh) | 2010-12-15 | 2011-05-11 | 湖南宇晶机器实业有限公司 | 多线切割机切割辊轮 |
CN202114341U (zh) | 2011-05-16 | 2012-01-18 | 上海外高桥造船有限公司 | 切割平台 |
CN102717446B (zh) | 2012-07-13 | 2014-10-15 | 上海日进机床有限公司 | 四辊蓝宝石切片机 |
-
2012
- 2012-10-15 CN CN201280076427.9A patent/CN104781045B/zh active Active
- 2012-10-15 WO PCT/JP2012/006589 patent/WO2014061053A1/ja active Application Filing
- 2012-10-15 KR KR1020157012722A patent/KR101990664B1/ko active IP Right Grant
- 2012-10-15 MY MYPI2015000976A patent/MY183892A/en unknown
- 2012-10-15 US US14/435,721 patent/US9969017B2/en active Active
- 2012-10-15 SG SG11201502940SA patent/SG11201502940SA/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1170457A (ja) * | 1997-08-29 | 1999-03-16 | Tokyo Seimitsu Co Ltd | 固定砥粒ワイヤソー及びその被加工物切断方法 |
JPH11309660A (ja) * | 1998-04-30 | 1999-11-09 | Shin Etsu Chem Co Ltd | ワイヤー式切断機及びワークを切断する方法 |
JP2007276097A (ja) * | 2006-04-03 | 2007-10-25 | Takatori Corp | ワイヤソー |
JP2008142842A (ja) * | 2006-12-11 | 2008-06-26 | Asahi Diamond Industrial Co Ltd | ウェハおよびその製造方法 |
JP2010023145A (ja) * | 2008-07-16 | 2010-02-04 | Asahi Diamond Industrial Co Ltd | 切断装置及び切断方法 |
JP2011110643A (ja) * | 2009-11-26 | 2011-06-09 | Takatori Corp | ワイヤソー |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018190974A (ja) * | 2017-04-28 | 2018-11-29 | 友達晶材股▲ふん▼有限公司AUO Crystal Corporation | リール装置、ワイヤーソー、及び半導体インゴットの切断方法 |
Also Published As
Publication number | Publication date |
---|---|
CN104781045A (zh) | 2015-07-15 |
SG11201502940SA (en) | 2015-06-29 |
US9969017B2 (en) | 2018-05-15 |
US20150290728A1 (en) | 2015-10-15 |
KR101990664B1 (ko) | 2019-06-18 |
CN104781045B (zh) | 2018-05-04 |
KR20150064214A (ko) | 2015-06-10 |
MY183892A (en) | 2021-03-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2014061053A1 (ja) | ワイヤソー装置及び切断加工方法 | |
JP5863277B2 (ja) | 放電式ワイヤソー装置及び放電加工方法 | |
JP5759775B2 (ja) | ワイヤソー装置及び切断加工方法 | |
KR20020002426A (ko) | 다이아몬드 주입식 와이어를 이용하여 작업편을 절단하는요동 장치 및 방법 | |
JP2015155119A (ja) | ワイヤソー及び切断加工方法 | |
TW201803669A (zh) | 線材管理系統、線鋸及切割方法 | |
JP2013058751A (ja) | 加工物から1つ以上のウェハをスライスするためのマルチプルワイヤソーのためのワイヤスプール | |
KR100831747B1 (ko) | 와이어 소우 장치 및 이 와이어 소우 장치를 이용한 피가공물 가공방법 | |
JP5973778B2 (ja) | ワイヤソー装置及びワイヤ走行制御方法 | |
JP6168689B2 (ja) | ワイヤソー及び切断加工方法 | |
JP5841742B2 (ja) | ワイヤソー装置及び切断加工方法 | |
JP2010023145A (ja) | 切断装置及び切断方法 | |
KR101066205B1 (ko) | 와이어 소우 장치 | |
JP5610976B2 (ja) | ワイヤソー | |
JP2013233606A (ja) | ワイヤソー装置及び切断加工方法 | |
JP2007276048A (ja) | ワイヤによるワークの切断方法 | |
JP2020146785A (ja) | ワイヤソー装置及びワークの切断加工方法 | |
JP5784976B2 (ja) | ワイヤソー装置及び切断加工方法 | |
JP4456714B2 (ja) | ワイヤソーを用いた切断方法 | |
JP2016040058A (ja) | ウェーハの製造方法 | |
JP2002166416A (ja) | マルチワイヤソーおよびこれを用いた切断方法 | |
JP5861062B2 (ja) | ワイヤーソーとワイヤーソーを用いたシリコン製造方法 | |
JP5784999B2 (ja) | ワイヤソー装置及び切断加工方法 | |
TW202325513A (zh) | 用於線切割矽棒的裝置、設備、矽片及其製造方法 | |
TW201738022A (zh) | 線鋸裝置的製造方法及線鋸裝置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12886664 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14435721 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 20157012722 Country of ref document: KR Kind code of ref document: A |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 12886664 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: JP |