MTS Man-Machine Chart - Time Study PDF

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Summary

Time Study...

Description

MAN-MACHINE CHART AND FISHBONE DIAGRAM

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Task: Chart begins: Chart ends: Charted by: Charting Date: Time (Min)

MAN-MACHINE CHART (Present Method) Making a Mango Smoothie Setting up of blender Unplugging the blender from power source

0.1

Man Place the jar on top of the blades properly Secure the placement Get the Mango, milk and sugar from the refrigerator Organize ingredients near the blender Get a spoon, knife and bowl Place beside the ingredients Reach for the cutting board Slice each Mango into 3 vertical parts Scoop the Mangoes and place into the bowl Reach for scissors Open milk box Plug in blender to a power source Place Mango and milk into the blender jar Scoop 3 tablespoons of sugar and place into the blender jar Get ice cube tray from the refrigerator Place ice cubes into the blender jar Close the blender with lid

2.0

Press and hold grind button

1.0 0.025

Check the smoothie Press blend button

2.5

Idle

0.025

Turn off blender Separate Jar from the blender Pour the smoothie into cups Place the jar into the sink

0.2 0.2 0.5 0.5 1.5 0.5 0.1 2.0 3.5 0.1 0.15 0.2 1.5 0.3 0.5 0.2

0.1 1.0 0.1

Machine

Time (Min

Idle

0.2

Idle

0.2

Idle

0.5

Idle

0.5

Idle Idle Idle

1.5 0.5 0.1

Idle

2.0

Idle

3.5

Idle Idle

0.1 0.15

Idle

0.2

Idle

1.5

Idle

0.3

Idle

0.5

Idle

0.2

Idle Blade rotates and grinds the ingredients Idle Idle Blade rotates and blends the smoothie Idle

0.1

1.0 0.025

Idle

0.1

Idle Idle

1.0 0.1

2.0

2.5 0.025

SUMMARY OF PRESENT METHOD Cycle Time: 19.0 Minutes SUBJECT Man Machine

WORKING TIME (mins.) 16.5 4.5

IDLE TIME (mins.)

Utilization %

2.5 14.5

86.84% 23.65%

The summary shows that man was able to utilize 86.84% of the total cycle time while the machine was able utilize 23.65%.

Task: Chart begins: Chart ends: Charted by: Charting Date: Time (Min)

MAN-MACHINE CHART (Improved Method) Making a Mango Smoothie Setting up of blender Unplugging the blender from power source

0.05

Man Place the jar on top of the blades properly Secure the placement Get the Mango, milk and sugar from the refrigerator Place ingredients near the blender Reach for a spoon, knife, chopping board Slice each Mango into 3 vertical parts Plug in blender to a power source Scoop mango and place into the blender Open milk box and pour milk into the blender Scoop 3 tablespoons of sugar and place into the blender jar Get ice cube tray from the refrigerator Place ice cubes into the blender jar Close the blender with lid

2.0

Press and hold grind button

1.0 0.025

Check the smoothie Press blend button

2.5

Idle

0.025 0.1 1.0 0.1

Turn off blender Separate Jar from the blender Pour the smoothie into cups Place the jar into the sink Unplug blender from power source

0.2 0.1 0.5 0.3 1.3 2.0 0.2 2.0 0.5 0.3 0.5 0.2

0.2

Machine

Time (Min)

Idle

0.2

Idle

0.1

Idle

0.5

Idle

0.3

Idle

1.3

Idle

2.0

Idle

0.2

Idle

2.0

Idle

0.5

Idle

0.3

Idle

0.5

Idle

0.2

Idle Blade rotates and grinds the ingredients Idle Idle Blade rotates and blends the smoothie Idle Idle Idle Idle

0.05

Idle

2.0 1.0 0.025 2.5 0.025 0.1 1.0 0.1 0.2

SUMMARY OF IMPROVED METHOD Cycle Time: 15.1 Minutes SUBJECT

WORKING TIME (mins.) 12.6 4.5

Man Machine

IDLE TIME (mins.)

Utilization %

2.5 10.6

83.44% 29.80%

The summary shows that in the improved method, the man was able to utilize 83.44% of the total cycle tim while the machine was able to utilize 29.80%.

COMPARISON BETWEEN PRESENT AND IMPROVED METHOD METHOD

CYCLE TIME (mins.)

Present Method Improved Method TIME ELIMINATED

19.0 15.1 3.9

MAN IDLE TIME (mins.) 2.5 2.5 0

MACHINE IDLE TIM (mins.) 14.5 10.6 3.9...