1. PROBLEM DEFINITION

Need statement:

Thinkering lab is in need of an automatic drill bit dispenser, which should be able to dispense and collect drill bits after student authentication.

Question and answer

Sl. No.	Question	Answer	Objective/Function/Constraint
1.	Which kind of drill bits are frequently used?	3mm, 4mm, 5mm	Constraint
2.	What is the budget for making the machine?	Rs 4000 - Rs 6000	Constraint
3.	How should the user be identified?	By scanning the ID card of the student.	Objective
4.	When should it display how many students have not returned the drill bits?	By the end of the day	Function
5.	What is the maximum number of drill bits expected to store at a time for each kind?	20	Constraint
6.	Should the machine be portable?	Yes	Objective
7.	How many bits should be dispensed at a time?	1	Constraint
8.	Where will the machine be placed?	Depends on the design of the machine.	Constraint
9.	Total time we have, to complete the project?	3 months	Constraint
10.	What is the time limit for the user to use the drill bit?	3 Hours	Constraint
11.	Display the names of the students who have not returned the drill bits at the end of the day		function
12.	Alert signal should be given when there are less than 5 drill bits		function
13.	Proper storage should be provided to store the drill bits of different sizes and the machine parts		function
14.	Platform to hold dispensed drill bit		function
15.	dispense the drill bit one by one according the user input		function
16.	The drill bit machine should be portable		function
17.	Identification of the student that he is from the kletech college,by scanning the identity card		function
18.	refilling the machine with drill bits when alert signal is given by the machine.		function

Basic survey and requirements

Sl. No.	Observation from surveys	Requirements
1.	Weight of the machine	It should be easy to carry and transportable
2.	Cost	Machine should be built with minimum budget
3.	No. of drills bits to be stored at a time	20
4.	No. of drill bits to be dispensed	One drill bit at a time
5.	Materials to be used	Materials used should be non toxic, strong and light in weight

Identifying client's objectives

Sl. No.	Objectives
1.	Machine should be portable
2.	User should be identified by scanning his/her ID card

Identify constraints

Sl. No.	Constraints
1.	Machine should store 20 drill bits at a time
2.	Machine should dispense 1 drill bit a time
3.	Machine should be built within a budget of Rs 4000-Rs 6000
4.	Machine should store drill bits of 3mm, 4mm, 5mm

Establish functions

Sl. No.	Functions
1.	Store the drill bits properly according to their size
2.	Identification of the user
3.	Dispense the drill bits one by one
4.	Provision to take the size of the drill bit as the input
5.	Platform to hold the dispensed drill bits
6.	Warning when the drill bits are less in number
7.	It should be portable
8.	Should display the details of the user who has not returned the drill bits at the end of the day(closing hours)
9.	Proper provisions to refill the machine
10.	Provision to return the drill bits into the machine and notify that the product is returned

Design a automatic drill bit dispenser which is able to dispense the bits of desired size,it should be portable and user friendly.Machine must be able to scan the ID card and store details of the user.It should dispense 1 drill bit at a time.Budget should not exceed Rs 4000 to Rs 6000.Machine should display the details of the user at the end of the day who have not returned the bits it consists of following features: display the names of the students who have not returned the drill bits at the end of the day ,alert signal should be given when there are less than 5 drill bits,proper storage should be provided to store the drill bits of different sizes and the machine parts,platform to hold dispensed drill bit,dispense the drill bit one by one according the user input,the drill bit machine should be portable,identification of the student that he is from the kletech college,by scanning the identity card,refilling the machine with drill bits when alert signal is given by the machine.