Design of backdoor
OBEJECTIVE
TO DEVLOP CARBACK DOOR USING GIVEN SURFACE BY AUTOMOTIVE SURFACE DESIGN
BACK DOOR
A BACK DOOR IS LOCATED AT THE REAR END OF THE CARWHICH GIVE ACCESS FOR THE BOOT SPACE TO STORE LUGGAGE , SPARE WHEEL ETC. THESE DOOR CAN BE OPERATED MAUALLY OR ELECTRIC POWERED
BACK DOOR ALSO CALLED HATCH OR TAIL GATE . IT IS MADE OF MAINLY 1 INNER PANNEL AND TWO OR THREE OUTER PANNEL/
REINFORCEMENT
AS MENTIONED FOR LOCAL STRENGTHING REINFORCEMENTS ARE USALLY PROVIDED.INSTED OF MAKING THE OFF A THICKER SHEET , A THINNER SHEET WITH THICKKER LOCAL REINFORCEMENT WHENEVER IS PREFFERED. REINFORCEMENT ARE USALLY 1 TI 1.5 MM THICKNESS
BACKDOOR PART THICKNESS
OUTTER PANNEL 0.75 MM
INNER PANNEL 0.75MM
REINFORCEMENTS 1.5MM
DESIGN CONSIDRATION FOR BACK DOOR INNER PANNEL
REAR VISIBLITY
SUPPORT STRUCTURE LIKE HINDGE AND GAS STAY
MOUNT FOR VIPER MOTOR
FIT AND CLEARENCE
BOOT SPACE
SEALING AND ITS FUNCTION
TYPES OF DOOR OPENING
TOP MOUNTED DOOR
SIDE MOUNTED DOOR
BOTTOM DOOR
COMPONENT OF BACK DOOR
INNER PANNEL
OUTER UPPER PANNEL
OUTER LOWER PANNEL
HINDGE REINFORCEMENT LH
HINDGE REINFORCEMENT RH
GAS STAY REINFORCEMENT LH
GAS STAY REINFORCEMENT RH
INNER PANNEL
FLENDGE FOR MASTIC SEALENT
DRAFT ANALYSIS FOR INNER PANNEL
DRAFT ANALYSIS OF INNER PANNEL IS CARRIED OUT THROUGH THE TOOLING DIRECTION ONLY. ONLY THE GREEN AREA IS ACCEPTABLEAND IN WORST CASES YELLOW REGIN IS ACCEPTED BUT THE BLUE AND RED REGIN NEVER ACCEPTED
THE DRAFT ANGLE FOR ALUMMINIUM CASTED PANNEL IS 2 TO 3 DEGREE IS ENOUGH BUT IF ITS STEEL THE ANGLE IS MORE THAN 7 DEGREE
HINDGE REINFORCEMENT
GAS STAY REINFORCEMENTS
SECTION VIEW
