Problem definition:

Design a cost effective cup crushing machine which is automatic, portable and safe to use.The machine should be able to crush max of 1 cup at a time, Cost of the machine should not exceed Rs4000 and the machine takes atleast of 20 secs to crush one cup at a time.The machine must detect the presence of cups and initiate the process of crushing and alert the user upon sensing the cups, dispense the cups into the trash can and should even indicate the statistics of the cups crushed.

List of Inputs and Outputs

Inputs	Outputs
Energy	Mechanical, heat, sound energy
Data	Data(alert)
Material	Material(crushed cups)

Black box Model:

Functions of the system:

1. It should crush cups.
2. It should alert the user.
3. It should indicate the number of cups being crushed.
4. It should dispense the crushed cups into the trash can.

Function Tree

Glass box showing flow of inputs:

Morphological chart

Functions	Mean1	Mean2	Mean3
Ways of crushing the cups	Roller	Plate	Piston
Placing of cups	Hopper	Robotic arm	Roller track
Alert to the user	Buzzer	Led	Display
Indication of the number of cups crushed	Lcd	SSD	Voice
Dispensing of cups	Sleeve plate	Piston	Trash can

CONCEPTUAL DESIGNS

Design1

Design2

Design3

Design4