Develop the activity sequence model and determine the normal time for the follow

Question

Develop the activity sequence model and determine the normal time for the following work activity: . A worker walks 5 steps, picks up a small part from the or, returns to his original position, and places the part on his worktable. A worker takes 2 steps, grasp the waist-level feed lever on the lathe, pulls up the lever approximately 15 cm to engage the feed. Process time to turn the part is 7 sec. 2. A normal time allowance of 7% is given to these activities. What is the standard time of the operations? 3.

Explanation / Answer

1 answer:

The series of actions followed by the being are:

1. Walk 5 steps - This activity of walk is represent by "A" in the table. and he walked 5 ladder. Row 10 correspond to 5,6,7 steps. Therefore "A10" is the action for this step.

2. After walking, to pick the object, he bend. - This acitvity of winding and then raising is represent by "B". He bend as well as rises with 100% occurance. So, Row 6 represent this. Hence "B6".

3. After twisting, he picks up the small thing. - This activity of gaining be in charge of over that small object is represent by "G1"

4. After pleasing so as to article, he walks back to similar position i.e 5 steps. - This once more in "A10"

5. After pending back he doesnt bend other than will stay with no group. - This activity is known by "B0".

6. Then he seats the thing on the table. - This activity of lay aside is given by "P1" as of the table.

7. Then no action - given through "A0"

So the action sequence replica is "A10 B6 G1 A10 B0 P1 A0"

The sum of all these index is 28.

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