Design of backdoor

AIM:

To design the BIw of the tail door of the car from the given class A surface

Back door(Tail door)

which is part used to open and close the rear portion of the vehicle

Components of the tail door

• inner panel
• outer panel upper and lower
• hinge reinforcement LH&RH
• Gas stays reinforcement LH&RH
• wiper motor reinforcement
• latch reinforcement

Types of doors:

based on mount top, side and bottom.

TOP

SIDE

BOTTOM

Outer panel

Which is Class A object is too visible to the customer, one of the important parts of the aesthetic of the car

Inner panel

All the functions required for the tail door are not achieved by only the outer panel so the inner panel is also used

the process to make inner pannel

Emboss

Which is the stamping process used to rise and sink the sheet metals according to the requirement with the help of rollers.

Reinforcement

Sheet metal is used to create the inner panel of the thickness(0.75mm as per the design) but the parts of the latch, gas stay,wiper motor and hinge are required the excess support to remain in it position and distribute is forces

Hemming

Which is a joining process used to join the inner and outer panels by bending the sheet metal with the draft by roller

Hemming relief

which is a cut-out used to remove the excess material

DRAFT ANALYSIS