Therblig Analysis

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  • Topic: Jig, Tool
  • Pages : 6 (832 words )
  • Download(s) : 131
  • Published : November 2, 2012
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| |THERBLIG ANALYSIS CHECKLIST | | | | |
| |Reach and Move |Yes No | | |1. Can either of these therbligs be eliminated? | |• | | |~ |2. Can distances be shortened to advantage? | |• | | | |3. Are the best means (conveyors, tongs, tweezers) being used? | |• |• | | |4. |Is the correct body member (fingers, wrist, forearm, shoulder) being used? | |• |• | | |5. Can a gravity chute be employed? | |• |• | | |6. Can transports be effected through mechanization and foot-operated devices? | |• |• | | |7. Will time be reduced by transporting in larger units? | |• |• | | |8. |Is time increased because of the nature of the material being moved or because of a | | | | | | |subsequent delicate positioning? | |• |• | | |9. Can abrupt changes in direction be eliminated? |• |• | | |Grasp |Yes No | | |1. Would it be advisable for the operator to grasp more than one part or object at a time? |• | |• | | |2. |Can a contact grasp be used rather than a pickup grasp? |• | |• | | |3. |In other words. can objects be slid instead of carried? |• | |• | | |4. Will a lip on the front of bins simplify grasping small parts? |• | |• | | |5. Can tools or parts be pre-positioned for easy grasp? |• | |• | | |6. Can a vacuum, magnet. rubber fingertip, or other device be used to advantage? |• | |• | | |7. Can a conveyor be used? |• | |• | | |8. Has the jig been designed so that operators may grasp the part easily when removing it? |• | |• | | |9. Can the previous operator pre-position the tool or the work, simplifying grasp for the | | | | | | |next operator? |• | |• | | |10. Can tools be pre-positioned on a swinging bracket? |• | |• | | |11. Can the work table surface be covered with a layer of sponge material so that the fingers | | | | | | |can enclose small parts more easily? |• | |• | |...
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