AIA/NAS 990-2012 pdf download COMPOSITE FILAMENT TAPE LAYING MACHINE – NUMERICALLY CONTROLLED
Purpose
This specification provides a standard for the manufacture.performance，reliability, inspection, and procurement of asingle head composite filament tape laying machine havingtwo, three, and four axes of Numerically Controlled motion.This standard lists minimum requirements and is not intendedto limit design advances .
Classification
These machines shall be of the following types, sizes, andclasses.
Type
Single vertical head with gantry type construction.II·Single vertical head with traveling table.
Size
SmallA1
BMedium1
C- Large
Class
Tape application head shall be used for flat lay onlyand may have 2 axes (X and Y) or 3 axes (X,Y, and C)with rotary shear (D) axis numerically controlled motions.
II，Tape application head shall be contour following and mayhave 3 axes (X，Y,and C) or 4 axes (X，Y,Z,and C) withrotary shear (D) axis numerically controlled motions.
Intended Use
The machines described in this specification are intended foruse in the aerospace manufacturing industry to provide thecapability of automatically applying composite filament tapes,such as boron, graphite, or glass, to an open surfaced partalong a preprogrammed path at high feed rates.
APPLICABLE SPECIFICATIONS， CODES，AND STANDARDS2.0
The latest revision of the following specifications, codes, and standards isincluded as a portion of this specification, Detail requirements listed inthis specification shall override any contradictory portions of the followingspecifications， codes, and standards.
Joint Industrial Council (JIC) Electrical Standards, forGeneral Purpose Machine Tools，EGP.l.1967 (3.5，3,5,14，and5.8).
Joint Industrial Council (JIC) Hydraulic and PneumaticStandards for Industrial Equipment (3.6，3,6.6,and 5.9).
American Society of Mechanical Engineers (ASME)， Boiler andPressure Vessel Code，Section VIII (3.10).
National Electrical Code (NEC) (3,5)
The Electronic Industries Association (EIA) ConstructionStandards，Numerical Machine Tool Control，N。RS-281 andSP-621 Tape Format (33.2.18).
National Aerospace Standards (NAS) 938，Machine Axis andMotion Nomenclature (3.3.2.9).
National Aerospace Standards (NAS) 953，Numerical ControlSystems (Reference Only) (3.13.1)
National Aerospace Standards (NAS) 955，InterchangeablePerforated Tape Standards, Variable Block Format，Contouringand Contouring/Positioning Numerically Controlled Equipment(3,3,2.1 and 3.3,2.26) .
National Aerospace Standards (NAS) 972，Glossary ofManufac turing Equipment Terms (8.1).
National Aerospace Standards (NAS) 985，Uniform AlignmentTests NAS-Series 900 Equipment Specifications (4.3.2)
Aerospace Material Specifications AMS XXXl Tape – Glass FiberResin Impregnated，AMS XXX2 Tape – Graphite Fiber – ResinImpregnated，AMS XXX3 Tape – Boron Fiber Resin ImpregnatedAMS XXX4 Interleaf Carrier- Composite Tape (3.1.2).
National Aerospace Standards (NAS) 992，Reel – CompositeFilament Tape Machine Lay-up (3.3.1.1)
State and Local Safety and Electrical Codes (3.5)
Occupational Safety and Health Standards, Part 1910 of ChapterXVII of Title 29 of The Code of Federal Regulations (OccupationalSafety and Health Act (OSHA) 1970) (3.8)
REQUIREMENTS3.0
Design
The dimensions and capacities for the respective types, sizes,and classes of equipment shall be as shown in Section 3.2,Table I. The manufacturer shall have the choice of configu-ration and the functional operation of the machine, exceptwhere specifically stated in this specification.
AIA/NAS 990-2012 pdf download
PS:Thank you for your support!
