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tape-laying equipment

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Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003411
EISBN: 978-1-62708-195-5
...Abstract Abstract Automated tape laying is a mature process used in both commercial and military aircraft applications. This article provides a brief history of the process and describes the use of commercially available flat and contour tape-laying equipment. It discusses the advantages...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003434
EISBN: 978-1-62708-195-5
... processing uses computer controls, the processor must ensure software verification and security. Equipment requiring qualification includes autoclaves, automated tape-laying machines, automated prepreg-cutting machines, drape-forming machines, inkjet-marking machines, and projection ply-locating machines...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003419
EISBN: 978-1-62708-195-5
... of many manufacturing operations. However, there are also automated means to layup thermoplastic prepreg tapes. Equipment conceptually similar to that used for automated layup of thermoset prepreg tapes (see the article “Automated Tape Laying” in this Section) may also be used to layup thermoplastic...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003033
EISBN: 978-1-62708-200-6
... in aerospace and lower performance applications. applications of prepreg resins aramid fibers fabric types fiber forms fiber sizing agents fiber types fiber-reinforced polymeric matrix composites prepreg tape manufacturing processes prepreg tow weave construction THIS ARTICLE addresses...
Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003360
EISBN: 978-1-62708-195-5
... in position on the lay-up tool, which is sometimes equipped with vacuum ports to anchor the backings. Plies are oriented to within ±1° using tape-laying heads, or manually, using straight edges, drafting machine dividing heads ( Ref 4 ) or ruled lines on the table ( Ref 4 ). Indexes or polyester film...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003036
EISBN: 978-1-62708-200-6
... process and a fully automated manufacturing sequence. Lay-up system design is determined by material form, part shape, production requirements, and costs. The processes of die, ultrasonic, and computer-controlled ply cutting; flat and contoured tape laying; ply handling; and automated ply lamination...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003045
EISBN: 978-1-62708-200-6
... distortion or fiber buckling, especially in tape lay-ups, are usually prohibited. Likewise, lay-up practices that result in fiber bridging the radii are not allowed. All radii should be examined for bridging, and the ply should be repositioned to eliminate this before covering with the next ply or performing...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003418
EISBN: 978-1-62708-195-5
...Abstract Abstract This article describes processes and equipment that are used to produce composite tubular parts. The processes include sheeting, pattern cutting, tube rolling, shrink tape debulking, and finishing. The article provides a discussion on materials that are most suitable for tube...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003425
EISBN: 978-1-62708-195-5
... or with automated equipment (i.e., contoured tape lay-up machines or fiber placement machines). Individual full plies and partial padup plies (typically 0.14–0.30 mm, or 0.005–0.01 in., thick each) are sequentially placed on a shaped tool and vacuum compacted every 1 to 3 plies to reduce bulking. Once a layup...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003368
EISBN: 978-1-62708-195-5
... strategy for conquering lay-up costs is to employ computer-controlled tape or tow placement machines. A heating device located at the roll nip, the place where the slit tape or tow meets the surface of the part being built, causes melting of the thermoplastic to a degree sufficient to achieve tacking...
Book Chapter

By Greg Kress
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003392
EISBN: 978-1-62708-195-5
... methods: Wet lay-up, prepreg lay-up, fiber placement, tape lay-up, pultrusion, resin transfer molding (RTM), vacuum- assisted resin transfer molding, filament winding, compression molding, injection molding, centrifugal casting Processing equipment: Vacuum bagging, molds, ovens, autoclaves, presses...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002465
EISBN: 978-1-62708-194-8
... list of current reinforcements, matrix materials, and coupling agents. Most frequently used reinforcements include: Uniaxial continuous fiber for end-tape filament winding, braiding, or pultrusion Fabric (warp and fill continuous fiber) for tape wrapping and lay-up fabrication processes...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003414
EISBN: 978-1-62708-195-5
... expensive, and for RTM, tooling will be most expensive. Ancillary Materials Hand lay-up and spray- up do not really require ancillary materials, but vacuum infusion does involve a foil, sealant tape, tubes, and hoses. The same applies to the prepregging technologies where foils, peel ply, and bleeder...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003447
EISBN: 978-1-62708-195-5
... component applications are either filament- wound fiber bundles or tows, unidirectional fiber tape laydown (tape wrapped), woven fabric, chopped fiber molding compound, or lay-up fabrics that are all either combined with a staged (partially cured) liquid resin or impregnated with a wet resin during...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005605
EISBN: 978-1-62708-174-0
... that are capable of dealing with an increasing range of materials. Equipment and Procedures Two types of UAM systems for fabrication of parts are shown in Fig. 3 . The system in Fig. 3 features a moving UAM gantry with a stationary base plate and integrated tape laying, tape cutting, and CNC machining...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003416
EISBN: 978-1-62708-195-5
... (from part to part and from layer to layer). The accuracy can be superior to that of fiber placement and automated tape-laying machines. The capacity to use continuous fibers over the whole component area (without joints) and to orient fibers easily in the load direction. This simplifies...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003451
EISBN: 978-1-62708-195-5
... too large, the part may be beyond economical repair. The larger the repair, the longer the delay that will be incurred in completing it. The types of repair include: Wet lay-up liquid resins (cold or warm-cured) are available. Hot-cured, preimpregnated fabrics or tapes (prepreg...
Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003412
EISBN: 978-1-62708-195-5
... neoprene cork pressure-sensitive tape, silicone rubber, or Teflon or metal bars. Dam height should be approximately the same as the lay-up thickness, including release and bleeder plies, to prevent rounding off of the part edge by the action of the vacuum bag. Vacuum Bag The vacuum bag is used...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003426
EISBN: 978-1-62708-195-5
... can keep weight to a minimum. Also unidirectional fiber materials typically have less waste than woven products, unidirectional products lend themselves to automated lay-up in tape-laying machines, and unidirectional products may provide a smoother aerodynamic external surface than woven products...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003039
EISBN: 978-1-62708-200-6
... of Westinghouse Electric Company, Marine Division Thermoset resins, generally used as binders for reinforcements, can be applied to the dry roving at the time of winding, which is known as wet winding. They may also be applied prior to winding as a tow or tape prepreg and used promptly or refrigerated...