Step #1
Draw the base for the body.
Step #2
Draw the base for the wheels using three circles and other details as shown.
Step #3
Draw and enhance the body as shown.
Step #4
Draw the upper body details as shown.
Step #5
Draw and enhance the wheels.
Step #6
Draw the other details as shown.
Step #7
Draw and enhance the Lips.
Step #8
Draw the eyes and other details.
Step #9
Draw the minor details as shown.
Step #10
Draw the necessary details and enhance the drawing.
Step #11
CComplete the drawing by adding the necessary finishing touch.