Ch 7 Flashcards

1
Q

A collection of ideas that are used in workstation design to to achieve the most effective and efficient design in a workspace.

A

Principles of motion economy

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2
Q

a drawing usually top down, that includes equipment, materials, operator space etc. represent a workplace that is safe, efficient a task efficiently, and healthy for workers

A

Workstation design

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3
Q

4 principles of motion economy

A
  1. related to the use of the human body. 2. design of the workplace. 3. an operators tools and equipment. 4. use of time conversation
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4
Q

examples of the Human body

A

two hands start tasks at the same time. arms and hands should be used in opposite directions and should be done symmetrically

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5
Q

Examples of tools and equipment

A

tools should be combined when necessary

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6
Q

the most natural state of motion. putting one set of muscles in front of one another. is faster and easier than other motions

A

Ballistic motions. example hitting a stop button putting a part ina a tub.

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7
Q

opposite of ballistic slowed and controlled

A

controlled or restricted motion. example safety and slowly putting parts down.

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8
Q

8 factors to plan workstation design

A

Operator table, incoming material, outgoing material, operator tools be equo

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9
Q

The best starting point for production

A

the cheapest way

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10
Q

the only limit to workstation design is the

A

Engineers creativity

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11
Q

8 factors to making a workstation design

A

worktable, incomign table, outgoing materila, tools and equipment, location of waste, scale of drawing, operator space and access to equipment

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12
Q

all parts should be placed between the

A

normal and maximum reach zones.

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13
Q

Doing the right way(job). doing the things right ( method)

A

Effectiveness. Efficiency

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14
Q

curved motions if the body is changing directions.

A

Continous motion.

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15
Q

can be used to relieve hands of unnecessary motion and force

A

Gravity. foot-related work stools. conveyors.

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16
Q
A
17
Q

The study of ergonomics of the the various shapes and sizes of the human body.

A

Anthropy

18
Q

User trials should be designed

A

After a station is designed

19
Q

Standing work height is is around

A

Elbow height

20
Q

Effects of illumination

A

Individuals perception of light. Light output.
Measured in lumens

21
Q

Can be reduced by redesigning the source or by isolating the source.

A

Vibration

22
Q

OSHA requires hearing protection at this noise level

A

85 decibels or higher

23
Q

Path taken by both hands in the procces of making one part. Or pairs if one

A

Motion pattern. Workstation design mustd be done before this is

24
Q

Wa rejects, poor quality, defects causes poor incoming materila

A

Defects

25
Q

Producing a larger amount than is necessary. Often the worst waste of all

A

Overproduction

26
Q

Causes of waiting

A

Unbalanced workloads. Unplanned downtimes. Quality problems. Long changeovers

27
Q

Causes of non utilitized employees

A

Poor management. Poor employement reconginition

28
Q

Effort which adds no additional customer vlaue for a process or part

A

Over processing

29
Q

Causes of transportation

A

Poor plant layout. Multiple storage locations

30
Q

Motion type where hands changes direction.

A

Curved motions