Different action in carding

Different action in carding:

1. Carding action:

When two close surfaces have opposite wire direction and their speed

direction or relative motion is also opposite. Then the action between two surfaces is called carding action.

Function:

• it is occurred between flats and cylinder.
• Maximum individualization of fibers is achieved in this region.
• Naps short fibers dirt and dust are removed by this action.
• There always should be point against point action.

 

Carding Action

2. Stripping action:

When two close surfaces have same wire direction and their speed direction or

relative motion is opposite then the action between two surfaces is called stripping action.

Object:

• It is occurred between licker in and cylinder.
• There are should be point against back action.
• Individualization of fibre is also by this action.

3. Doffing action:

When two close surfaces have opposite wire direction and their speed direction

or relative mot6ion is also opposite then the action between two is called doffing action

Object:

• It is occurred between cylinder and doffer.
• Web formation is accrued by this action.
• There always should be point against point action.