The McLaren MP4-12C carbon fibre “ · PDF fileThe McLaren MP4-12C carbon fibre...
Transcript of The McLaren MP4-12C carbon fibre “ · PDF fileThe McLaren MP4-12C carbon fibre...
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The McLaren MP4-12C carbon fibre “MonoCell”
Claudio Santoni
Function Group Manager - Body Structures
Troy – September 15th 2010
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McLAREN MP4-12C – Woking, England– 2010
Launched on March 2010, the MP4-12C is McLaren’s first in a range of innovative high performance sports cars
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CARBON FIBRE AT THE HEART OF THE 12C
ACTIVE SUSPENSIONS
AIRBRAKE
595BHP 3.8L TURBO
CF MONOCELL
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HISTORY OF CARBON FIBRE CARS
In the past 30 years, McLaren has not built a car without a carbon fibre chassis
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McLAREN MP4/1 – Woking, England – 1981
The “invention” of carbon fibre F1 racing cars by McLARENFirst F1 car in history to race a carbon fibre monocoque7 World Championship Titles in the upcoming 10 yearsAerospace inspired Lightness and stiffness
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6
JOHN WATSON’S CRASH – Monza, 1981
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McLAREN F1 – Woking, England – 1993
The “invention” of carbon road cars by McLARENFirst Carbon Fibre road legal car in historyIn 1995 winner of 24hours of Le Mans – at his debutIn 1998 fastest production car in the world at 240MphStill the fastest naturally aspirated production car in the world
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McLaren Mercedes SLR – Woking, England – 2003
A selection of Carbon Fibre TechnologiesAdhesively bonded CF sectionsBest selling supercar ever (2,114 between 2003 and 2009)Up to 4 complete body per day
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MP4-12C CF MonoCell – Woking, England – 2010
DEFINING THE CONCEPT
BODY STRUCTURE OVERVIEW
MANUFACTURING TECHNOLOGY
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MP4-12C MonoCell: DEFINING THE CONCEPT
FORM FOLLOWS FUNCTION• Designed around the occupants • Every shape, every line has a reason
PURE STRUCTURE• Single piece moulding for excellent integrity• No “Cosmetic” function – pure structure
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MP4-12C CF MonoCell: DEFINING THE CONCEPT
SURVIVAL CELL• Designed to protect the occupants• Formula1 inspired
STIFFNESS TO WEIGHT RATIO• Hollow construction• Less than 80kg• 4 years of virtual simulation and optimization
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MP4-12C MonoCell: MANUFACTURING PROCESS
1. CARBON FIBRE LAYUP• Multiaxial NCF and Stitched UD• Potential for automation
3. FINISHING • Postcuring• 5 axis cnc machining
• Finishing and QA
2. MONOCOQUE RTM MOULDING• Fully automated RTM work cell – 4 hours ftf• Single piece Monocoque moulding •Excellent Dimensional accuracy and consistency• Scalability
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MP4-12C MonoCell: SUPPLY CHAIN
MonoCell Manufacturing by CARBOTECH (Austria)
• Fibres by TORAY
• Epoxy resin by HUNTSMAN
• Tools and Machinery – various suppliers
12C Assembly at the newMcLAREN PRODUCTION CENTRE (MPC) in Woking, UK
CF MONOCELL CONCEPTBy
McLAREN AUTOMOTIVE
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