Micromotion Study

1
Micromotion Study

• Operations analysis
• Operator/machine
• Multimachine
• Gang
• Left-hand/right-hand
• SIMO

2
Operations Analysis Chart vs. Operator/Machine
Chart

• Operations analysis chart
• Describe a single activity
• Usually one operator using only tools and
  equipment that are totally operator-controlled
• Operator/machine chart
• Has two activities
• The operator and the machine

3
Producing Operations Analysis Charts

• Identify the problem
• Operation number
• Part number
• Date
• Time
• Operation description
• Activity name
• Total utilization
• Total normal time
• Allowances
• Standard time

4
Gang Chart and Multimachine Chart

• Gang chart
• Is used when two or more people work together
• Multimachine chart
• When an operator is asked to run more than one
  machine

5
Left-Hand/Right-Hand Chart and SIMO Chart

• Left-hand/right-hand chart
• Is for one operator only
• SIMO chart
• Was invented by the Gilbreths
• Determine which body member was used