2019 Acura RDX World s First Inner & Outer Door Ring System

Transcription

1 2019 Acura RDX Wrld s First Inner & Outer Dr Ring System Je Riggsby Hnda R&D Americas, Inc. GDIS2018

2 Hnda Glbal Presence & US Operatins Autmbile R&D Center (Wak) Fundamental Technlgy Research Center Aircraft Engine R&D Center Mtrcycle R&D Center Pwer Prducts R&D Center Autmbile R&D Center (Tchigi) Tchigi Prving Grund HRD Sakura Takasu Prving Grund HRA - Ls Angeles Center HRA - Advanced Design Studi (Ls Angeles) HRA - Denver HRA - Cincinnati HRA - Ohi Center HRA - OSU (MIX) HRA - Detrit HRA - Marine Engine Research Facility (FL) HRA - Suth Carlina HRA - Canada (Markham, ON, CA) HRA - Burlingtn, NA (Hnda Aer Inc.) HRA - Nrth Carlina HRA - Halifax, CA 2

3 Ohi R&D Center Lcatin: Raymnd, Ohi Size f Building: +1.6 millin sq. ft. Number f Assciates: 1,600+ Began peratins in current building: 1993 Started peratins in Ohi: 1984 HRA began in Califrnia: 1975 Hnda f America Manufacturing East Liberty Plant Hnda R&D Americas, Inc. Transprtatin Research Center Prving Grunds Perfrmance Manufacturing Center Hnda f America Manufacturing Marysville Aut Plant Hnda Engineering Hnda Nrth America, Inc. 3

4 The All-New Acura RDX The third generatin RDX is the quickest, best-handling RDX ever Tp- class cabin and carg space, and a hst f grundbreaking new Acura technlgies Recent New Yrk aut shw debut Mst extensive verhaul in a decade First new styling directin full mdel change Exclusive platfrm VTEC Turb engine 10-speed transmissin Acura's True Tuchpad Interface 4

5 BODY CONCEPT 5

6 Bdy Cncept This bdy develpment is all abut Super Handling, Acura s pursuit f new levels f dynamic capability, with n sacrifice t safety Super Handling Prtected New Rigid lad paths fr stiffness Duble Ring Cnstructin fr imprved stiffness Outer & Inner Ht Stamp Dr Rings (Wrld First) Outer & Inner Dr Ring Maintains safety targets with Panramic Rf Opening Frnt Crash, Side Crash, Rllver Meet r exceed targets 6

7 Bdy Cncept This bdy develpment is all abut Super Handling, Acura s pursuit f new levels f dynamic capability, with n sacrifice t safety Super Handling Prtected New Rigid lad paths fr stiffness Duble Ring Cnstructin fr imprved stiffness Outer & Inner Ht Stamp Dr Rings (Wrld First) Outer & Inner Dr Ring Maintains safety targets with Panramic Rf Opening Frnt Crash, Side Crash, Rllver Meet r exceed targets 7

8 Advanced Material Applicatin 50% increase in ultra high strength material Cntributes t 19kg weight-dwn 56% f whitebdy is sme frm f High Strength Steel 26% f whitebdy is Advanced High Strength Steel r higher 56% High Strength Steel 8 Aluminum Extrusins 6xxx 1.4% Aluminum Sheet 6xxx 1.4% Aluminum Sheet 5xxx 1.2% Press Hardened Steel 15.0% Advanced High Strength Steel 11.0% High Strength Steel 30.0% Lw Strength Steel 40.0%

9 INNER & OUTER HOT STAMPED DOOR RING SYSTEM 9

10 Histry f Single Ring Cncept Acura has been advancing ht-stamped dr ring technlgy frward fr ver a decade, wrking clsely with ur partners beginning with 2014 MDX Single Ring Histry Assembly Parts White Bdy Parts Optimizatin

11 Histry f Single Ring Cncept The Dr ring was a natural prgressin in the applicatin f ht stamp material n Acura vehicles. Cnventinal Ht Stamp Cncept Ring Cncept Ht Stamp 1500 Ht Stamp YL 590R 980YL 590R 780T 11

12 Inner & Outer Dr Ring System Cncept In a wrld first, Acura has created an inner and uter dr ring system that takes full advantage f this technlgy and frees-up tremendus design pssibilities 12

13 Inner Ring Inner ring incrprates inner side sill Enables imprved cnnectins t flr structure & rf structure 13

14 Inner Ring Tailr welding enables thickness ptimizatin arund the ring Maximizes perfrmance & material utilizatin 1.2mm 1.4mm 1.4mm 1.2mm 1.4mm 14

15 Outer Ring Outer ring evlutin has cntinued since first applicatin n 2014 Acura MDX As part f a system, uter ring can be further ptimized t balance with inner ring fr reduced weight 15

16 Outer Ring Tailr welding enables thickness ptimizatin arund the ring Maximizes perfrmance & material utilizatin 1.6mm 1.4mm 1.4mm 1.2mm 16

17 Dr Ring System Benefits The Welded jints are the weak pint in the system and typically need c/m. Deleting verlapping material allws fr weight dwn Pillar ffset frm Sill structure, Nt efficient lad path. Frm MDX & TLX we learned that smth jints can allw fr mre efficient design Frnt Pillar Center Pillar Cnventinal Ring System cncept 17

18 B-pillar Gauge Optimizatin Ctr-Plr Lwer Jint Study Vehicle lad cases applied Start kg 3.85 E+06 Nm Cnstrained Cnstrained Result (New RDX) kg E+06 Nm 18 15% Lighter 0% change in stiffness

19 MANUFACTURING 19

20 Reb uilds Inner-set Weld Structure Inner structure is welded t flr befre uter structure is applied Frnt inner & rear inner welded t flr structure Frnt rf rail, rear rf rail, & windshield lwer welded t structure 2. Outer panel cmp & rf cmp applied t the whitebdy

21 HIGH PERFORMANCE ADHESIVE 21

22 HPA Study Starting with HPA in all Level-1 cmp flanges (excluding engine rm), ptimizatin fund best HPA layut fr the least ttal vlume. Resulting HPA pkg allws fr 8.7 kg weight dwn Starting HPA pkg Optimizatin (htspts shwn) Optimized Pkg Gauge up parts necessary t achieve same perfrmance Ttal mass up = +9.8 kg 22

23 RESULTS 23

24 Rear Frnt Bdy Rigidity While adding a standard panramic sunrf, Acura increased fitting pint stiffness & bdy rigidity by every measure Fitting Pint Stiffness Super Handling 17M 19M % Increased Fitting Pint Stiffness Imprves Rad Nise Frnt Damper % C Munt D Munt Rear Damper Bdy Rigidity % +77% +26% Increased Bdy Rigidity Cntributes t imprved handling 17M 19M % Tire Patch Lateral Damper Trsin Damper Bending Tire Patch Lateral Damper Trsin % +5% +49% +35% +2% 37m f High perfrmance Adhesive Results in 9kg f mass, While increasing stiffness Damper Bending % 24

25 Expected Safety Results Applying a Standard Panramic Sunrf, RDX excepts t achieve all safety requirements (based n internal testing) N H T S A N C A P 5 S T A R I I H S T S P + Rf Crush OVERALL CRASHWORTHINESS SMALL OVERLAP MODERATE OVERLAP SIDE ROOF STRENGTH HEAD RESTRAINTS & SEATS CRASH AVOIDANCE & MITIGATION FRONT CRASH PREVENTION (ACURA WATCH TM ) HEADLIGHTS + AFS* *ADAPTIVE FRONT-LIGHTING SYSTEM AVAILABLE ON ADV G G G G G SUPERIOR G 25

26 Crash Simulatin Hnda R&D & Dassault cdevelped Real Impact sftware 26

27 Will be vides 27

28 Super Handling Prtected CONCLUSION 50% increase in ultra high strength material Cntributes t 19kg weight-dwn 28