Article raw cotton knot is too high

1. The carding separation is not correct;

2. The cylinder and doffer card clothing the sharpness of passivation, tooth, burrs, etc;

3. The flat needle sharpness of passivation and damage;

Passivation, 4. The roller needle tooth damage, burr, roller produced return flowers;

5. Open scutching process winding, make the lap has a large amount of shredded radish; Lap high moisture regain, back to mix cotton flower, more irregular, etc.;

6. Exports feed roller spacing is too big, pressure is not enough, cause poor grip;

7. Cylinder, plate and doffer, the improper selection of roller card clothing;

8. Relative humidity is too high (should be controlled in 55% to 60%).

The impurity is too high

1. The roller card clothing is not sharp, loss of teeth, missing teeth more;

2. A small leak at the bottom of product cost too much, chord length is too long, etc.;

3. At the top of the roller suit low hood cover lack of negative pressure, or other causes congestion, make the car belly noil is abnormal;

4. The rear part of the process design is not normal, such as the dust removal knife height, Angle, a small leak import separation; The first fall of mixed zone are too short, etc.

5. Open scutching process various miscellaneous points misallocation, lap impurity caused by too high;

6. Type of roller card clothing matching.

Cotton net cloud

1. The cylinder needle cloth not sharp and partial damage;

2. Excessive hair clothing hone around flowers;

3. After all the carding separation and plate - cylinder around too much or inconsistent;

4. Give wool board or bad feed roller deformation caused by pressure;

5. The size of the hole product cost and fiber that timing belt into the carding area;

6. Improper clothing matching model to make fiber overload and around flowers;

7. The carding element of roundness and straightness error;

8. Feeding of lap sticking layer or bad opening.

Cotton net holes and broken edges

1. Lap with holes of the phenomenon such as broken edge, adhesive layer and lap adverse;

2. The size of the hole and the bottom cover plate mouth beard hair, integrated with fiber impurities;

3. On both sides of the needle cylinder and doffer layout department or around flowers;

4. The cylinder wall flower gathering too much.

All do not divide evenly

1. The cotton net with holes, the phenomenon such as broken edge, cloud spot;

2. Because of rotary components separation cyclical changes caused by vibration, the location of the stripping roller is not allowed and separation;

3. The cotton web tension draft is too large, gave birth to a quantitative light;

4. The uniformity of fiber to doffer is poorer;

5. Great timing of suction hole.

Carding league rules do not divide evenly

1. The cotton carding line pressure is too big or too small, result in fore and aft two card cotton in cotton layer is not uniform,

2. Cotton under carding machine in product cost, cause uneven density of cotton layer;

3. Each card ShangMian box exhaust mesh jams, cause for uneven cotton;

4. The card can even insensitive;

5. Cotton netcom cotton wax accumulated too much;

6. The cotton carding efficiency between the machine before and after the carding league set incorrectly.

Article carding couplet raw knot is too high

1. The cotton assorting level is poor, too much impurity, cause delay cotton impurity is too high;

2. Carding league in all process lines of poorly designed and in miscellaneous dot product lines

3. The clothing is not sharp, improper carding points in the carding process design;

4. Carding and various complicated point of negative pressure is insufficient;

5. Card before and after the cotton web cleaner improper process design;

6. Improper clothing model matching, lack of grip the carding of fiber, doffer transfer rate is low;

7. Clothing, although the sharp, tooth face with fiber wear grooves, can also cause nep excessive;

8. Carding united whole noil rate is too little, should according to the raw cotton impurity situation to set the noil rate.