6.1 2D Sketches

6.2 3D Models

1. Casing

2. Gears

Dial Gear

Motor Gear

3. Shafts

Dial Shaft

Motor Shaft

4. Dial

5. Motor Shaft Support

6. Electrical Components

Arduino Mega 2560

Buzzer

Breadboard

Keypad 4x4

LED'S

Stepper Motor

Ultrasonic sensor

Stepper Motor Driver

7. Complete Assembly

6.3 Circuit Diagram

FINAL_CIRCUIT.pdf

8. Flowchart

9. Bill Of Material

sl. no.	Part name	Name of Consumable	Specification	Qty	Fabrication process
1	Casing	Foam Board	Left Side- 25cm X 25cm Bottom - 15cm X 25cm Front/Back - (15cm X 25cm) X 2 Thickness-8mm	1750 cm^2	CuttingChamperingHole Drilling>
	Casing	Acrylic	Right side - 25cm X 25cm Top - 15cm X 25cm Thickness-5mm	1000 cm^2	Lazer cutting
2	Dial shaft	Alluminium Hallow Shaft	D=10mm L=180mm	1
3	Motor shaft	Alluminium rod	D=6mm L=50mm	1
4	Gears	Acrylic	(1D)T-8,OD-33.750,PD-27,Thickness=10mm (2M)T-16,OD-60.750,PD-54,Thickness=20mm	1N each	Lazer cutting
5	L clamp	Alluminium	20X20	14	Bolt fixing
6	Nut and Bolt	stainless steel	D=3mm L=20mm	57
7	Stepper Motor	OTS (Off the shelf) component	28BYJ-48	1
8	Ultra-Sonic Sensor	OTS (Off the shelf) component	HC-SR04	1
9	Bread Board	OTS (Off the shelf) component	400 Points	1
10	LED	OTS (Off the shelf) component	5V	3
11	Buzzer	OTS (Off the shelf) component	3V 10mA	1
12	Micro controller	OTS (Off the shelf) component	Arduino Mega 2560	1
13	Numeric Keypad	OTS (Off the shelf) component	40X40mm	1
14	Hinge	Aluminium	1.5 inch	3
15	Jumpers	OTS (Off the shelf) component	M-M	20
16	Jumpers	OTS (Off the shelf) component	M-F	15
17	Jumpers	OTS (Off the shelf) component	F-F	10