Winding Faults:
Winding is very important process in textile weaving. This process can be hampered due to some faults. This article has presented all the weaving faults with causes and remedies.
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Winding faults |
Important winding faults have pointed out in the below:
- Faulty shape of package,
- Jail formation or stitching,
- Formation of ribbon,
- Soft package,
- Collapsed cone,
- Bell shaped cone,
- Nose bulging,
- Ring shaped cone,
- Imperfect winding speed,
- Tight bobbin,
- Patches formation on the yarn,
- Two end winding,
- Mixing of yarns of different linear density,
- Wild yarn,
- Imperfect shape of winding packages,
- Less removal of neps, slubs, dirt and loose fibres,
- Excessive knot in the yarn,
- Excessive full bobbin,
- Variation of tension,
- Knots with long tail or slack knots,
- Overlapping,
- Snarl,
- Entanglement of yarn.
Causes and Remedies of Winding Faults:
Causes and corrective action of the above faults have discussed in the following:
1. Faulty shape of package:
Causes:
- Faulty yarn guide,
- Faulty building device,
- Faulty traverse motion,
- Faulty drum guide.
Remedies:
- Correct yarn guide should be used,
- Accurate building device should be set,
- Perfect traversing motion should use,
- Correct drum guide.
2. Jail formation or stitching:
Causes:
- Improper set-up of cone holder.
Remedies:
- Accurate set-up of cone holder.
3. Formation of ribbon:
- Improper set-up of cam switch.
Remedies:
- Perfect set-up of cam switch.
4. Soft package:
Causes:
- Insufficient loading of the cradle.
Remedies:
- Sufficient loading of the cradle.
5. Collapsed cone:
Causes:
- Using of faulty cone.
Remedies:
- Should be used fault free cone.
6. Bell shaped cone:
Causes:
- Faulty set-up of cone holders with winding drum.
Remedies:
- Set-up should be perfect.
7. Nose bulging:
Causes:
- Incorrect set-up of cone holders with winding drum.
Remedies:
- Proper set-up has needed here.
8. Ring shaped cone:
Causes:
- Faulty setting of cone holder.
Remedies:
- Accurate set-up of cone holder is necessary.
9. Imperfect winding speed:
Remedies:
- Correct winding speed should be there.
10. Tight bobbin:
Remedies:
- Bobbin should be perfect.
11. Mixing of yarns of different linear density:
Remedies:
- Linear density of mixed yarn should be same.
12. Imperfect shape of winding packages:
Remedies:
- Correct shape of winding package have to use.
13. Less removal of neps, slubs, dirt and loose fibres:
Remedies:
- Should be free from slubs, neps and loose fibres.
14. Excessive full bobbin:
Remedies:
- Yarn should be wound at a definite length.
15. Variation of tension:
Remedies:
- Tension have to same throughout the total winding process.