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Job Title: Roving Doffer (I.L.O. Classification: 7-51-55)
Level of Skill: Operative
Job Description:
Doffing full roving bobbins and
Ing ends around empty bobbins. S'iWS^^wi'^SS-^^**^ * ^
Cleaning gear end and off end of Sa»«fi B X®l6fll*n:Xft o
frames. Detecting and removing
faulty or irregular rovings.
Job Skill Standards: IfFgf^Sfl:
I. Trade Theory: :
1. Know the purpose of producing 1.
rovings.
2. Know the dangerous parts and 2.
safety devices on a speed frame.
3. Know the names of the main 3.
parts of a speed frame.
4. Understand why there is a 4.
necessity for speedy and efficient
doffing.
5. Understand the reasons why 5.
different colours of bobbins and
sliver cans should be used and
the importance of not allowing
rovings and slivers of different
counts to become mixed.
6. Understand how careless hand- 6.
ling of rovings will affect the
quality of yarn.
7. Be aware of the importance of 7.
making good and clean piecings
in slivers and rovings.
8. Be aware of the importance of 8.
making the standard number of
turns around the presser on the
flyer.
9. Be aware of the importance of 9.
removing dirty, two-fold and irregular
roving from a bobbin.
10. Know the future difficulties which
may arise from having too much
waste sliver or roving in the
mixing.
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