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# week3992 - MOTION STUDY Week 3 Work Method Design...

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MOTION STUDY Week 3

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Work Method Design Planning (six basic planning functions) Pre-Production (Transition phase) Production (continuing operation) Read the specific cases on page 39 and 43.
Factors to be considered in the control of operator method Figure 13

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Developing a better method There is no “Perfect Method” Search for Possible Solutions-Develop the Preferred Method Eliminate all unnecessary work Combine operations or elements Change the sequence of operations Simplify the necessary operations.
1. Eliminate All Necessary Work The Procter and Gamble has found the matter of work elimination and cost elimination 1. Select the cost for questioning 2. Identify the basic cause 3. Question the basic cause a. Disregard the basic cause b. Apply “why?” questioning

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2. Combine Operations or Elements It is possible to subdivide a process into too many operations For example; causing excessive handling of materials, tools and equipment. Also such problems may be created such as; -difficulty in balancing the many operations, -accumulation of work between operations when improper planning exists -delays when inexperienced operators are employed or when regular operators are off the job.
3. Change the sequence of operations Current Figure 26 barns page 57

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Improvements Figure 27
4. Simplify the necessary operations What is done? Who does the work? Where is the work done? How is the work done?

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Process Analysis Figure 30 s.64 Read a case “Buffing Wheels with Emery” page 65.
Process chart for an Office Procedure Figure 44 s.73 present method

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Process chart for an Office Procedure- proposed method Figure 46 s. 75
Gang Process Charts-present method Fig 50 81

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Gang Process Charts-present method Fig 51 proposed method
Steps to be followed in making a process chart and flow diagram 1. Determine the activity to be studied. 2. Choose a definite starting point and ending point in order to make certain that you will cover the activity that you want to study. 3. Draw the process chart on a sheet of paper of sufficient size. 4. Include on the process chart a tabular summary 5. Obtain floor plans of the department or the plant, showing location of machines… 6. Draw on the floor plans in pencil the path of the part through the plant, noting the direction of travel by means of arrows.

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Provides a technique for recording and timing an activity. Consists of taking motion pictures of the operation with a clock in the picture or with a motion picture camera or video camera operating at a constant and known speed. The film becomes a permanent record of both
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week3992 - MOTION STUDY Week 3 Work Method Design...

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