Automobile Side Structure Concept of Automobile Body Utilizing … · 2019. 11. 26. · Design B...
Transcript of Automobile Side Structure Concept of Automobile Body Utilizing … · 2019. 11. 26. · Design B...
Automobile Side Structure Concept of Automobile Body Utilizing Ultra High-Tensile Strength Roll Formed Parts
Effect
Points
Both improved side impact performance andweight reduction are realized.(Weight reduction ▲25%)
Aim of Adopting Ultra High-Tension Roll Form Technology in Vehicle Body PartAim of Adopting Ultra High-Tension Roll Form Technology in Vehicle Body Part
New Body Structure Utilizing Ultra High-Tensile Strength Roll Form MemberNew Body Structure Utilizing Ultra High-Tensile Strength Roll Form Member
StrengthStrength
DesignDesign
B Pillar R/FB Pillar R/F
Roof CrossMemberRoof CrossMember
Locker R/FLocker R/F
Result of IIHS Side Impact CAEResult of IIHS Side Impact CAE
Body CenterBody Center
Seat CenterSeat Center
Strengthening Structure ofPress PartsStrengthening Structure ofPress Parts
Structure UtilizationRoll FormStructure UtilizationRoll Form
Floor Cross MemberFloor Cross Member
Roll Form PartsRoll Form Parts
Aspect Ratio of PartsAspect Ratio of Parts
Spring back control is easy.Spring back control is easy.
Crash worthiness is high.Crash worthiness is high.
590 MPa-grade t2.3590 MPa-grade t2.3Examples of B Pillar R/F Structureby Ultra High-Tensile Strength Roll FormExamples of B Pillar R/F Structureby Ultra High-Tensile Strength Roll Form
590 MPa-grade-t2.9590 MPa-grade-t2.9 1270 MPa-grade-t2.0Roll Form1270 MPa-grade-t2.0Roll Form
Closing cross section is possible
(variable cross section is possible for some parts).
Closing cross section is possible
(variable cross section is possible for some parts).
Press FormingPress Forming
Roll Forming Technology with
Ultra Tensile StrengthSteel Sheet
Roll Forming Technology with
Ultra Tensile StrengthSteel Sheet
Characteristics ofUltra High-Tensile Strength Roll FormCharacteristics ofUltra High-Tensile Strength Roll Form
LowLow HighHigh
Parts Function
Weight Reduction Effect
▲14.4kg/car
* Awarded by the Society of Automotive Engineers (SAE)
and the American Iron and Steel Institute (AISI).
Awarded the Sydney Melbourne Prize in 2006.