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Working Principle Of Pulsed Laser Cutting Machine
Updated:2011-05-03 08:00  Origin:laser cutting machine  Author:Han's Yueming Laser  Hist:

  

Laser cutting machine is realized by high power density energy generated through laser focusing . Under the control of the computer, laser generator discharges through pulse, and thus the output of controlled high-frequency pulsed laser repeatedly to form a certain pulse width laser beam with single frequency that, the pulsed laser through the optical transmission and reflection and through the focusing lens group to focus on processing objects the surface, forming a fine, high energy density spot, spot diameter of generally 0.25-0.6mm, focal spot is located near the surface to be processed to high-temperature melting or gasification is instantly processed materials. Each high-energy laser light pulse sputtering surface instantly put out a small hole under the control of the computer, the laser processing head and is processed materials, good graphics at a pre-painted to achieve continuous relative motion of the workpiece cutting, so that objects will be processed into the desired shape.

Laser cutter, an air coaxial with the beam emitted from the cutting head will be melted or vaporized material from the bottom cut air blow (Note: If you blow out the gas and heat generated by cutting material effect reaction, this response will provide the additional energy required for cutting; air cooling has been cut as well, and reduce the heat affected zone from pollution and to ensure the role of focusing mirror). With the traditional plate processing methods, laser cutting machine cutting its high quality (narrow notch width, heat affected zone is small, clean cut), high cutting speed, high flexibility (can be free to cut any shape), a wide range of Applicability and so on.

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