Traditional Culture Encyclopedia - Photography and portraiture - How to accurately measure working hours? How many cycles do you need to measure?

How to accurately measure working hours? How many cycles do you need to measure?

Make a calculation plan

According to the production scale, product classification and process difficulty, the planned time of each step in the workshop is worked out.

Application mode

Investigation, primary and secondary analysis, analytic hierarchy process.

Output information

Planning schedule

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Collection of Basic Workshop Information

1. action assembly

2. Collect the equipment information of each process.

3. Collect the logistics and information flow in the production process.

4. Workshop team structure and existing personnel arrangement

Application mode

Program analysis, job classification, MOD method, investigation method, data method, process program method.

Output content

1. Flowchart

2. List of process equipment

3. Process schedule

4. Team allocation table

5. Variance Collection Table

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Make a calculation table

1. Integration and induction of basic workshop information

2. Formulation of man-hour table and determination of observation time

Application mode

1. Classification method

2. Control law

Output information

1. Product Classification Table

2. Working hour meter

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Field measurement of working time

According to the differences of each process, different methods are used to calculate working hours.

Application mode

Photographic method, stopwatch method, zero-return time measurement method, continuous time measurement method and accumulated time measurement method.

Output information

Measurement data

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Data collation and analysis

The statistical analysis method is used to comprehensively analyze the measured data and sort out more accurate working hours data.

Application mode

Statistical analysis method, triple standard deviation method

Output content

Data analysis table

Production state diagnosis

According to the standard working hours and the goal of reducing waste, the production situation is comprehensively diagnosed and analyzed. Especially the analysis of seven waste ways and line balance.

Application mode

Identification method

Output content

Production diagnostic table

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Improvement report

According to the production site diagnosis table, the improvement points are put forward, and the corresponding improvement measures are defined by IE improvement method to eliminate the waste in the process.

Application mode

PDCA, 5W 1H, ECRS, causality diagram.

Output content

Improvement measures report

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