EP0775754B1 - Procédé de fabrication d'un rotor composite à matrice métallique - Google Patents
Procédé de fabrication d'un rotor composite à matrice métallique Download PDFInfo
- Publication number
- EP0775754B1 EP0775754B1 EP96402499A EP96402499A EP0775754B1 EP 0775754 B1 EP0775754 B1 EP 0775754B1 EP 96402499 A EP96402499 A EP 96402499A EP 96402499 A EP96402499 A EP 96402499A EP 0775754 B1 EP0775754 B1 EP 0775754B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- disc
- metal
- rod
- ring
- matrix
- 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
- 239000011159 matrix material Substances 0.000 title claims description 25
- 229910052751 metal Inorganic materials 0.000 title claims description 18
- 239000002184 metal Substances 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000002131 composite material Substances 0.000 title claims description 3
- 238000004804 winding Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 11
- 238000007872 degassing Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 2
- 238000001513 hot isostatic pressing Methods 0.000 claims 1
- 239000011156 metal matrix composite Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 35
- 238000007906 compression Methods 0.000 description 14
- 230000006835 compression Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 6
- 238000005054 agglomeration Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000010275 isothermal forging Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/02—Pretreatment of the fibres or filaments
- C22C47/06—Pretreatment of the fibres or filaments by forming the fibres or filaments into a preformed structure, e.g. using a temporary binder to form a mat-like element
- C22C47/062—Pretreatment of the fibres or filaments by forming the fibres or filaments into a preformed structure, e.g. using a temporary binder to form a mat-like element from wires or filaments only
- C22C47/064—Winding wires
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- 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
- Y10T29/49318—Repairing or disassembling
-
- 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
- Y10T29/4932—Turbomachine making
Definitions
- the invention relates to a method of fabrication of a composite rotor with a metal matrix.
- the characteristic of the invention is avoid these contractions in diameter of the turns and their consequences, thanks to hot compression improved, which is exerted only in axial direction.
- the metal matrix rotor including fiber windings that are finally formed a unitary and compact mass with windings of much more regularly arranged fiber.
- the block is therefore formed by the agglomeration resulting from isothermal forging of the hub, sleeve, crown and fiber coating, which are normally formed from the same material of the matrix and form a single block at the end of the process.
- the fibers continue to adhere to their coating and are therefore perfectly integrated into the formed part.
- the metal matrix is initially formed of four pieces, three of which are visible at the Figure 1: a hub 1, a crown 2 and a disc 3.
- the hub 1 is formed by a circular plate 4 lower from the center of which stands a rod 5 cylindrical.
- Crown 2 has a slightly diameter wider than rod 5 and an outer diameter identical to that of tray 4.
- disc 3 its diameter is similar to that of rod 5.
- a motor 8 makes turn axis 7.
- a fiber 9 has been prepared. She is unwound from a reel 10 rotating at will, and it is passes through a pulley 11 rotating freely on a chassis 12 itself movable in translation along two vertical and parallel slides 13 and 14.
- the chassis 12 is connected by a connecting rod 15 at a point intermediate 16 of a lever 17, one end of which is articulated at a fixed point 18 and the other end at a nut 19 movable along an Archimedes screw 20 vertical and mobile under the action of a motor 21.
- Two switches 22 and 23 sensitive to contact with the connecting rod 17 are provided against the Archimedes screw 20 for provide limit switches.
- the advance of fiber 9 is produced in turning the motor 8, which unwinds it from the coil 10 by forming windings around the rod 5. Simultaneously, the motor 21 is started to gradually lower the connecting rod 17 and therefore the pulley 11 of the upper switch 22 to the lower switch 23. The pulley 11 gradually drives the fiber 9 towards the low and helps to form windings all over the height of the rod 5, between the disk 3 and the plate. In this embodiment, the end of the fiber 9 is wedged between disc 3 and the upper surface of the rod 5, but other ways to train the fiber in linking it to pieces 1, 2 and 3 of the matrix can be considered.
- Crown 2 has a higher height to that of disk 3 and is maintained so as to project around it upwards by a pinning pin 24 housed in a cavity made both in the crown 2 and disc 3, on their underside.
- Another pawn 30 is used to center the disc 3 on the rod 5; it is housed in a cavity formed on the axis of these rooms.
- the centering pin 30 can be chosen with a sufficient diameter so that the rotational drive of the disc 3 is ensured.
- axis 7 is replaced by a thinner axle on which the hub 1 and the disc 2, drilled in their center, are threaded. This process guarantees very regular windings without impose no dexterity, unlike processes delicate precedents to accomplish. Crown 2 serves as spool during winding and therefore prevents any displacement of the coiled layers.
- Fiber 9 is cut when the windings are made. We then proceed to arrive at the state illustrated in figure 2.
- the pawn of centering 24 is removed and a sleeve is slid 26, which is the fourth piece of the matrix metallic, around the crown 2, windings 25 and plate 4; then an airtight sheath 27 is formed around the whole matrix, providing however to pierce it with a degassing pipe 28 leading to a pump 29.
- a degassing pipe 28 leading to a pump 29.
- Hot isostatic compression is then undertaken for, according to the diagram of FIG. 3, obtain a compact mass in the sheath 27.
- the hot isostatic compression processes are now well known and will not be discussed more.
- the main effect obtained is an agglomeration of the windings 25 which results in a decrease in the volume they occupy and by a progressive collapse of the crown 2.
- the isostatic compression becomes compression purely axial of the windings 25 because of the continuity of the socket 26, which replaces a circle of cores used in previous processes and which are contracts radially until the nuclei touch.
- the fiber expansion is much smaller with the invention.
- the height of the crown 2 is calculated so that its upper surface is flush with the upper surfaces of the disc 3 and socket 26 when an agglomeration satisfactory windings 25 has been obtained, which is shown in Figure 3. We can then stop the compression.
- pieces 1, 2, 3 and 26 can be planned from the start with an external surface similar to that of the part in the final state; the sheath 27 then has the consequent shape.
- An effective manufacturing example concerns a TAGV alloy matrix and carbide fibers SIC silicon also coated with titanium.
- the coatings of the windings 25 form a mass compact during compression. Perfect cohesion of the part is thus obtained.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Press Drives And Press Lines (AREA)
Description
- construire un moyeu métallique composé d'un plateau et d'une tige dressée sur le plateau,
- poser un disque métallique sur la tige, une couronne métallique étant unie au disque et s'étendant autour du disque, puis :
- enrouler des fibres enrobées de la matière de la matrice autour de la tige et entre le disque et le plateau,
- disposer une douille métallique autour du plateau et des fibres, la couronne dépassant de la douille et de la tige, et libérer la couronne du disque,
- entourer le moyeu, la douille et la couronne par une gaine munie d'un orifice de dégazage,
- comprimer la gaine par une compression isostatique à chaud jusqu'à ce que la couronne s'enfonce et atteigne un niveau déterminé,
- ôter la gaine et usiner si nécessaire le bloc métallique à une forme désirée.
- les figures 1, 2, 3 et 4 représentent quatre étapes de la fabrication.
Claims (2)
- Procédé de fabrication d'un rotor composite à matrice métallique, composé d'un bloc métallique contenant des fibres (9) disposées en cercles, consistant à :construire un moyeu métallique (1) composé d'un plateau (4) et d'une tige (5) dressée sur le plateau,poser un disque métallique (3) sur la tige (5), une couronne métallique (2) étant unie au disque (3) et s'étendant autour du disque (3), puis :enrouler les fibres, enrobées de matière de la matrice, autour de la tige et entre le disque et le plateau,disposer une douille métallique (26) autour du plateau et des fibres, la couronne dépassant de la douille et de la tige, et libérer la couronne (2) du disque (3),entourer le moyeu, la douille et la couronne par une gaine (27) munie d'un orifice de dégazage (28),comprimer la gaine par une compression isostatique à chaud jusqu'à ce que la couronne s'enfonce et atteigne un niveau déterminé,ôter la gaine et usiner si nécessaire le bloc métallique à une forme désirée.
- Procédé de fabrication d'un rotor composite suivant la revendication 1, caractérisé en ce que le niveau prédéterminé correspond à un niveau où une surface supérieure de la couronne affleure à une surface supérieure de la douille.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9513832A FR2741383B1 (fr) | 1995-11-22 | 1995-11-22 | Procede de fabrication d'un rotor composite a matrice metallique |
FR9513832 | 1995-11-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0775754A1 EP0775754A1 (fr) | 1997-05-28 |
EP0775754B1 true EP0775754B1 (fr) | 2000-02-02 |
Family
ID=9484795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96402499A Expired - Lifetime EP0775754B1 (fr) | 1995-11-22 | 1996-11-21 | Procédé de fabrication d'un rotor composite à matrice métallique |
Country Status (6)
Country | Link |
---|---|
US (1) | US5745994A (fr) |
EP (1) | EP0775754B1 (fr) |
JP (1) | JP3308174B2 (fr) |
CA (1) | CA2190567C (fr) |
DE (1) | DE69606502T2 (fr) |
FR (1) | FR2741383B1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2784616B1 (fr) * | 1998-10-15 | 2000-11-17 | Snecma | Procede d'obtention de pieces metalliques minces, legeres et rigides |
US6158102A (en) * | 1999-03-24 | 2000-12-12 | General Electric Co. | Apparatus and methods for aligning holes through wheels and spacers and stacking the wheels and spacers to form a turbine rotor |
FR2901497B1 (fr) * | 2006-05-24 | 2009-03-06 | Snecma Sa | Procede de fabrication d'un disque de rotor de turbomachine |
FR2933422B1 (fr) * | 2008-07-04 | 2011-05-13 | Messier Dowty Sa | Procede de fabrication d'une piece metallique comportant des renforts internes formes de fibres ceramiques |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2289425A1 (fr) * | 1974-10-30 | 1976-05-28 | Snecma | Procede de realisation de frettes bobinees |
US4831707A (en) * | 1980-11-14 | 1989-05-23 | Fiber Materials, Inc. | Method of preparing metal matrix composite materials using metallo-organic solutions for fiber pre-treatment |
US4782992A (en) * | 1986-11-21 | 1988-11-08 | Textron Inc. | Method of forming articles |
US4900599A (en) * | 1986-11-21 | 1990-02-13 | Airfoil Textron Inc. | Filament reinforced article |
US4809903A (en) * | 1986-11-26 | 1989-03-07 | United States Of America As Represented By The Secretary Of The Air Force | Method to produce metal matrix composite articles from rich metastable-beta titanium alloys |
US5305520A (en) * | 1990-09-01 | 1994-04-26 | Rolls-Royce Plc | Method of making fibre reinforced metal component |
US5217770A (en) * | 1991-08-15 | 1993-06-08 | The B. F. Goodrich Company | Braided shaped filamentary structures and methods of making |
FR2684578B1 (fr) * | 1991-12-04 | 1996-04-12 | Snecma | Procede de fabrication de pieces en materiau composite a matrice metallique |
DE4208100C2 (de) * | 1992-03-13 | 1994-05-26 | Mtu Muenchen Gmbh | Rohling zur Herstellung von faserverstärkten Beschichtungen oder Metallbauteilen |
FR2713662B1 (fr) * | 1993-12-08 | 1996-01-12 | Snecma | Procédé d'obtention d'une pièce circulaire métallique renforcée par des fibres. |
-
1995
- 1995-11-22 FR FR9513832A patent/FR2741383B1/fr not_active Expired - Fee Related
-
1996
- 1996-11-13 US US08/747,765 patent/US5745994A/en not_active Expired - Lifetime
- 1996-11-18 CA CA002190567A patent/CA2190567C/fr not_active Expired - Fee Related
- 1996-11-21 EP EP96402499A patent/EP0775754B1/fr not_active Expired - Lifetime
- 1996-11-21 DE DE69606502T patent/DE69606502T2/de not_active Expired - Lifetime
- 1996-11-22 JP JP31226596A patent/JP3308174B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2741383B1 (fr) | 1997-12-12 |
JP3308174B2 (ja) | 2002-07-29 |
CA2190567A1 (fr) | 1997-05-23 |
JPH09192892A (ja) | 1997-07-29 |
US5745994A (en) | 1998-05-05 |
CA2190567C (fr) | 2004-08-03 |
DE69606502T2 (de) | 2000-06-21 |
FR2741383A1 (fr) | 1997-05-23 |
EP0775754A1 (fr) | 1997-05-28 |
DE69606502D1 (de) | 2000-03-09 |
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