DE69923521T2 - Verfahren zum Laserbohren einer Schaufel - Google Patents
Verfahren zum Laserbohren einer Schaufel Download PDFInfo
- Publication number
- DE69923521T2 DE69923521T2 DE69923521T DE69923521T DE69923521T2 DE 69923521 T2 DE69923521 T2 DE 69923521T2 DE 69923521 T DE69923521 T DE 69923521T DE 69923521 T DE69923521 T DE 69923521T DE 69923521 T2 DE69923521 T2 DE 69923521T2
- Authority
- DE
- Germany
- Prior art keywords
- passage
- blocking material
- airfoil
- gas
- pressure
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 49
- 238000005553 drilling Methods 0.000 title claims description 20
- 239000000463 material Substances 0.000 claims description 131
- 230000000903 blocking effect Effects 0.000 claims description 114
- 239000007789 gas Substances 0.000 claims description 80
- 238000001816 cooling Methods 0.000 claims description 34
- 238000004891 communication Methods 0.000 claims description 17
- 239000003822 epoxy resin Substances 0.000 claims description 17
- 229920000647 polyepoxide Polymers 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 15
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000000112 cooling gas Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 11
- 239000003795 chemical substances by application Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 230000008901 benefit Effects 0.000 description 9
- 239000004848 polyfunctional curative Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000012768 molten material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004850 liquid epoxy resins (LERs) Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- 210000004197 pelvis Anatomy 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/18—Working by laser beam, e.g. welding, cutting or boring using absorbing layers on the workpiece, e.g. for marking or protecting purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
- B23K26/389—Removing material by boring or cutting by boring of fluid openings, e.g. nozzles, jets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/49336—Blade making
- Y10T29/49339—Hollow blade
- Y10T29/49341—Hollow blade with cooling passage
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/162,832 US5914060A (en) | 1998-09-29 | 1998-09-29 | Method of laser drilling an airfoil |
| US162832 | 1998-09-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69923521D1 DE69923521D1 (de) | 2005-03-10 |
| DE69923521T2 true DE69923521T2 (de) | 2006-01-12 |
Family
ID=22587314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69923521T Expired - Lifetime DE69923521T2 (de) | 1998-09-29 | 1999-09-29 | Verfahren zum Laserbohren einer Schaufel |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5914060A (enExample) |
| EP (1) | EP0999008B1 (enExample) |
| JP (1) | JP2000110506A (enExample) |
| DE (1) | DE69923521T2 (enExample) |
| SG (1) | SG73650A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6329633B1 (en) * | 1998-11-20 | 2001-12-11 | United Technologies Corporation | Method and material for processing a component for laser machining |
| US6251315B1 (en) * | 1998-11-20 | 2001-06-26 | United Technologies Corporation | Method for disposing a laser blocking material on the interior of an airfoil |
| US6359254B1 (en) * | 1999-09-30 | 2002-03-19 | United Technologies Corporation | Method for producing shaped hole in a structure |
| US6339208B1 (en) * | 2000-01-19 | 2002-01-15 | General Electric Company | Method of forming cooling holes |
| US6441341B1 (en) | 2000-06-16 | 2002-08-27 | General Electric Company | Method of forming cooling holes in a ceramic matrix composite turbine components |
| GB2365497A (en) * | 2000-08-08 | 2002-02-20 | Rolls Royce Plc | Gas turbine aerofoil cooling with pressure attenuation chambers |
| SE521759C2 (sv) * | 2000-11-09 | 2003-12-02 | Volvo Aero Corp | Förfarande för framställning av ett blad till en gasturbinkomponent samt framställning av en gasturbinkomponent |
| GB2410202B (en) * | 2001-05-30 | 2005-12-14 | Btu Int | Filtering apparatus |
| US20050248060A1 (en) * | 2002-06-28 | 2005-11-10 | 3M Innovative Properties Company | Manufacture of valve stems |
| US7387817B2 (en) * | 2005-03-30 | 2008-06-17 | Pratt & Whitney Canada Corp. | Method for masking a workpiece before encapsulation in a casting block |
| DE102006010927A1 (de) * | 2006-03-09 | 2007-09-13 | Mtu Aero Engines Gmbh | Gasturbinenbauteil sowie Verfahren zur Bearbeitung von Gasturbinenbauteilen im Rahmen der Herstellung oder Instandsetzung dieser Gasturbinenbauteile |
| US7686582B2 (en) * | 2006-07-28 | 2010-03-30 | United Technologies Corporation | Radial split serpentine microcircuits |
| DE102006061444A1 (de) * | 2006-12-23 | 2008-06-26 | Mtu Aero Engines Gmbh | Verfahren und Vorrichtung zur Aufbringung eines Schutzmediums auf eine Turbinenschaufel sowie Verfahren zur Einbringung von Kühlbohrungen in eine Turbinenschaufel |
| EP2335855A1 (de) * | 2009-12-04 | 2011-06-22 | Siemens Aktiengesellschaft | Füllstoff beim Bohren von Durchgangslöchern von hohlen Bauteilen, ein Verfahren und Vorrichtung dafür |
| US8525073B2 (en) * | 2010-01-27 | 2013-09-03 | United Technologies Corporation | Depth and breakthrough detection for laser machining |
| US9862057B2 (en) | 2012-12-12 | 2018-01-09 | United Technologies Corporation | Vacuum degassing laser-blocking material system and process |
| US10668654B2 (en) | 2015-01-30 | 2020-06-02 | Raytheon Technologies Corporation | Method for disposing a blocking material |
| JP7469917B2 (ja) * | 2020-03-13 | 2024-04-17 | 本田技研工業株式会社 | 孔開け加工方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1227228B (de) * | 1958-09-19 | 1966-10-20 | Wacker Chemie Gmbh | Verfahren zur Herstellung von Schaumkoerpern aus Polyvinylchloridpasten |
| FR2608089A1 (fr) * | 1986-12-12 | 1988-06-17 | Delorme Patrick | Procede de production de produits decoratifs, notamment a base de fragments ou morceaux de bois, et produits obtenus |
| US5011626A (en) * | 1988-06-13 | 1991-04-30 | Rolls-Royce Inc. | Barrier materials for laser drilling |
| US4873414A (en) * | 1988-06-13 | 1989-10-10 | Rolls Royce Inc. | Laser drilling of components |
| GB8921040D0 (en) * | 1989-09-16 | 1989-11-01 | Rolls Royce Plc | Laser barrier material |
| US5140127A (en) * | 1989-09-20 | 1992-08-18 | Rolls-Royce Plc | Laser barrier material |
| GB2241186A (en) * | 1990-02-24 | 1991-08-28 | Rolls Royce Plc | Anti-sputtercoating |
| JPH0441090A (ja) * | 1990-06-06 | 1992-02-12 | Toshiba Corp | レーザ穴あけ方法 |
| GB2249279B (en) * | 1990-10-17 | 1994-01-05 | Rolls Royce Plc | Improvements in or relating to drilling turbine blades |
| JPH04172194A (ja) * | 1990-11-05 | 1992-06-19 | Mitsubishi Heavy Ind Ltd | 中空部材のレーザ穴明時の内面保護方法 |
| JP3158667B2 (ja) * | 1991-08-01 | 2001-04-23 | セイコーエプソン株式会社 | 液晶表示素子の製造方法及び液晶表示素子の再生方法 |
| US5368634A (en) * | 1993-07-26 | 1994-11-29 | Hughes Aircraft Company | Removing bubbles from small cavities |
| JPH07279611A (ja) * | 1994-04-07 | 1995-10-27 | Ishikawajima Harima Heavy Ind Co Ltd | タービン翼の冷却孔加工方法 |
| GB9514447D0 (en) * | 1995-07-14 | 1995-09-13 | Rolls Royce Plc | Laser barrier material and method |
| US5776222A (en) * | 1996-01-31 | 1998-07-07 | Lucent Technologies Inc. | Method of eliminating light scattering bubbles in optical fiber preforms |
| US5773790A (en) * | 1997-01-21 | 1998-06-30 | General Electric Company | Beam blocking material and method for beam drilling and inspecting cooling holes |
-
1998
- 1998-09-29 US US09/162,832 patent/US5914060A/en not_active Expired - Lifetime
-
1999
- 1999-05-28 SG SG1999002878A patent/SG73650A1/en unknown
- 1999-07-23 JP JP11208464A patent/JP2000110506A/ja active Pending
- 1999-09-29 DE DE69923521T patent/DE69923521T2/de not_active Expired - Lifetime
- 1999-09-29 EP EP99307681A patent/EP0999008B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0999008A3 (en) | 2001-01-24 |
| EP0999008B1 (en) | 2005-02-02 |
| EP0999008A2 (en) | 2000-05-10 |
| DE69923521D1 (de) | 2005-03-10 |
| JP2000110506A (ja) | 2000-04-18 |
| SG73650A1 (en) | 2000-06-20 |
| US5914060A (en) | 1999-06-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |