04 CONCEPT GENERATION - Q-div-Engg-Exploration-2026-27-Odd/Repo-5 GitHub Wiki

4.1 ESTABLISHING FUNCTIONS

Team	Functions from User Perspective	Functions from Designer Perspective
1	Draw on paper	Hold pen/marker
2	Move automatically	Convert electrical energy into mechanical motion
3	Move in different direction	Control motor direction
4	Create random scribble patterns	Generate irregular movement
5	Start and stop easily	Switch ON/OFF the power supply
6	Move smoothly	Provide stable wheel rotation
7	Hold the pen	Design a pen holder
8	Draw continuously	Supply continuous electrical power
9	Work on a flat surface	Maintain contact with the drawing surface
10	Produce different patterns	Vary motor speed / direction
11	Be easy to operate	Provide a simple control system
12	Be lightweight	Use lightweight materials
13	Be portable	Make a compact body
14	Be safe to use	Cover / protect moving and electrical parts
15	Make clear marks	Maintain proper pen pressure
16	Move without falling	Maintain balance and stability
17	Work for sufficient time	Use an appropriate battery
18	Be low-cost	Use inexpensive, easily available components
19	Be easy to maintain	Make components accessible for replacement/repair

4.2 FUNCTION TREE

4.3 MORPHOLOGICAL CHART

4.4 GENERATED CONCEPTS

Serial No.	Subfunctions	CONCEPT DESIGN
		Concept 1	Concept 2	Concept 3	Concept 4
1	Movement	2-wheel drive	3-wheel drive	4-wheel drive	Single wheel
1	Pen holder	Fixed pen holder	Spring pen holder	Clamp holder	Adjustable holder
3	Power source	Battery	USB	Rechargeable battery	Adapter
4	Control	Switch	Arduino	Bluetooth	Remote control
5	Body	Cardboard	Acrylic sheet	Plastic	Wooden sheet
6	Motor	DC motor	Gear motor	Servo motor	Stepper motor
7	Drawing pattern	Circular	Random	Zig-Zag	Programmable

DESIGN 1:

DESIGN 2:

DESIGN 3:

DESIGN 4: