Working Process of Straight Knife Cutting Machine

Working Procedure of Straight Knife Cutting Machine
Abeed Hasan
Dept. of Textile Engineering,
Khulna University of Engineering & Technology
Email: 1521033abeed@gmail.com



Introduction:
Straight knife cutting machine is the world’s most popular and most versatile. Available in all standard electrical configurations, with the largest variety of sizes and blade speeds in the industry. It is widely used in Bangladeshi garment industry. In apparel manufacturing industry, straight knife cutting machine is the most used cutting machine. It is also the world’s most popular and most versatile cutting machine in the garments factory of Bangladesh. It is a complex electro mechanical device where the cutting blade gets motion from a meter. This machine is called straight knife cutting machine because its cutter is straight in shape. It is used for both woven & knit fabric. In this machine different types of straight knife are used according to the different cutting objects.

Objectives:
  1. To know about the working procedure of the machine.
  2. To know about the different parts of the machine.
  3. To know the advantage and precaution factor of this machine.
Apparatus:
  1. Straight knife cutting machine.
  2. Cutting Table.
  3. Fabric.
Name of the machine parts:
  1. Sharp Belt
  2. Three pinion shaft
  3. Leaver
  4. Sharp on leaver
  5. Operating handle
  6. Power cable carry handle
  7. Motor
  8. Oil Can
  9. On/Off Switch
  10. Base Plate.
  11. Four Wheel
  12. Pressure foot.
  13. Motor Stand
  14. Sharp Mechanical Base 
Parts of straight knife cutting machine
Figure: Parts of straight knife cutting machine
M/C description:
  1. A base plate :Usually in rollers for easy movement.
  2. An electric motor: Transmit motion to blade.
  3. Handle: For the cutter to direct the blade.
  4. Knife: It cut the fabric
  5. Knife guard: It used as safety device to prevent any accident
  6. Grinding wheel: Used to sharp the knife during cutting.
  7. Stand: The backbone of the machine
  8. Roller wheel: To move the machine over cutting table easily.
Working process of straight knife cutting machine:
  1. At first we know about the different parts of the machine.
  2. After that fabric spread on the cutting table & marker placed on the fabric.
  3. Then connected the machine with an electrical source.
  4. Then turned on the switch and cut them with the help of straight knife cutting machine.
Precaution:
  1. Reducing lay height.
  2. The weight of the motor should be light.
  3. The operator should be skilled and conscious.
Conclusion:
It is the most useful cutting instrument in apparel cutting. In apparel industry, more than 99% cases this knife is used. This machine is called straight knife cutting machine because its cutter is straight in shape. It is used for both woven & knit fabric. In this machine different types of straight knife are used according to the different cutting objects. This machine provides good efficiency.

References:
  1. http://textilelearner.blogspot.com/2013/03/straight-knife-cutting-machine-with.html
  2. http://textilelearner.blogspot.com/2012/10/feature-of-straight-knife-cutting.html
  3. http://fashion2apparel.blogspot.com/2017/04/straight-knife-fabric-cutting-machine.html
  4. https://textilechapter.blogspot.com/2017/04/straight-knife-cutting-machine-working-procedure.html
 
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Editor-in-Chief:

Mazharul Islam Kiron is a textile consultant and researcher on online business promotion. He is working with one European textile machinery company as a country agent. He is also a contributor of Wikipedia.


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