3. PROBLEM DEFINITION - O-division-2021-2022-Even/Repo-01 GitHub Wiki
Need Statement:
AB packaging industry is in need of a stamping machine which can stamp logo, date and other details on different items like box, paper, bottles, cloths, sweets etc.
3.1 Questions and Answer
Table 1: Questions and Answers
| S.NO. | Questions | Answers | Objectives | Functions | Constraints |
|---|---|---|---|---|---|
| 1 | How many different types of patterns you want on a single bag | 1 pattern | yes | ||
| 2 | What is the color of the print you want | black | yes | ||
| 3 | What's your budget | Rs.4000 | yes | ||
| 4 | What should be the size of the pattern | 3x2 inches | yes | ||
| 5 | What type of machine you want manual or automatic | automatic | yes | ||
| 6 | How much clarity of the print you want | high clarity | yes | ||
| 7 | What should be the dimensions of the machine | less than 1.5x1.5x1.5 feet | yes | ||
| 8 | What should be the design of the machine | portable | yes | ||
| 9 | What is the main task of the machine | screen printing on cloth bags | yes | ||
| 10 | What should be the weight of the machine | light weight | yes | ||
| 11 | What all materials you want to screen print | cloth bags only | yes | ||
| 12 | How you want the machine to look | attractive | yes | ||
| 13 | What you want to print on the cloth bag | logo | yes | ||
| 14 | How you want to spread the ink | squeegee uniformly | yes |
3.2 Basic Survey and requirements
Table 2: Observation from a literature survey
| S.NO. | Observation from survey | Requirements |
|---|---|---|
| 1 | Weight of machine | It should be easy to carry and transportable |
| 2 | Print quality | It should print in high quality |
| 3 | Look | It should look attractive |
| 4 | Mode | Automatic |
| 5 | Cost | Should be build in minimum budget |
| 6 | Ink | Should be compatible with the mesh and type of cloth taken for printing |
| 7 | Cloth bag | Material on which printing can be done easily |
3.3 Identifying Client's Objectives
Table 3: Objective's Identified
| S.NO. | Objectives |
|---|---|
| 1 | Automatic machine |
| 2 | High clarity print |
| 3 | Easily Portable |
| 4 | Light weight |
| 5 | Attractive |
Problem definition version 1.1:-
Design a machine of high clarity print which is light weight, automatic, portable and attractive screen printing machine.
3.4 Identify constraints
Table 4: Identified constraint
| S.NO. | Constraints |
|---|---|
| 1 | Machine should print one pattern |
| 2 | The pattern should be in black color |
| 3 | The budget shouldn't exceed Rs 4000 |
| 4 | The size of the pattern should be 3x2 inches |
| 5 | The dimensions of the machine should be less than 1.5x1.5x1.5 feet |
| 6 | Prints are required on cloth bags only |
| 7 | Ink compatible with printing on cloth bags should be used |
| 8 | Cloth bag |
Problem definition version 1.2 :-
Design a light weight, automatic, portable and attractive screen printing machine that prints the pattern of high quality. The machine should print one pattern of black color, dimension of the pattern to be printed is 3x2 inches and that of the whole machine should be less than 1.5x1.5x1.5 feet. The ink spreading process by the squeegee should be moderate and the pattern is to be printed on cloth bags only. The budget should not exceed Rs 4000. Ink compatible with printing on cloth bags and on which printing can be done easily should be used.
3.5 Establish Functions
Table 5: Identified functions
| S.NO. | Functions |
|---|---|
| 1 | Screen printing on cloth bags |
| 2 | Spread the ink |
| 3 | Hold the cloth bag |
| 4 | Moving cloth bags |
| 5 | Moving the squeegee |
| 6 | Move cloth to printing section |
Problem definition version 1.3:-
Design a light weight, automatic, portable and attractive screen printing machine that prints the pattern of high quality. The machine should print one pattern of black color, dimension of the pattern to be printed is 3x2 inches and that of the whole machine should be less than 1.5x1.5x1.5 feet. The ink spreading process by the squeegee should be moderate and the pattern is to be printed on cloth bags only. The budget should not exceed Rs 4000. The machine should be able to print pattern on cloth bags .It should move the squeegee and spread the ink uniformly. A provision for moving the cloth bag to printing section.