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What Is a CNC Laser Cutting Machine and What Does It Do?

by:Bofeng     2020-09-19
Metallic sheets, whether they are made of aluminum alloy, stainless steel, steel, titanium or any other metal are generally cut using CNC laser cutting machine. When metal needs to be used for producing prototypes or thicker metal needs to be used for making certain projects, using this type of machine proves to be quite ideal.
The engineering time and set up time are lowered when Computer Numerically Controlled (CNC) laser cutting machines are being used, while hard tooling is also no longer required. Once an order is received, this type of technology helps ensure that the order can be immediately filled by making it possible for production to be started out right away. When it comes to starting a project, it no longer seems to be necessary to wait for several days to for setting up these machines. The amount of work that has to be done is basically reduced by CNC machines, as a result of which production can be started the very same day that an order is received.
Multiple cuts within a single sheet of metallic material can be easily made with these machines. Throughout the cutting process, the pieces are tied together while the machine continues cutting them. When the parts need to be knocked loose from each other, either a rubber mallet can be used or the sheet can be shaken by those who are these laser cutting machines. This is the reason that the parts created after being cut using these laser cutting machines are referred to as 'Shaker' parts. These machines also make quite precise cuts. However, the waste produced during the cutting process cannot be avoided when using these laser cutting machines since all of the material available within the sheet is not used.
Along with Carbon Dioxide (CO2), a high voltage system is also present in these laser cutting machines, as a result of which the gas is excited. This gives the impression that a single wavelength of light is being emanated by the machine. An optics system is used to direct the light onto any metallic sheet that needs to be cut. The diameter of the light is reduced and narrowed by the optics system and this narrowed light is used to cut the metallic sheets. Both the cutting laser and the laser bed move together while the material is being cut. Along with assisting in combustion, the vaporized metal is blown away by a shielding nitrogen and oxygen gas mixture. The laser tends to carry out cutting process much faster because of the oxygen.
A variety of numerous other interesting features are offered by the latest models of Computer Numerically Controlled laser cutting machines. To make the combustion and vaporization procedure easier, nitrogen in their air is also utilized by these laser cutting machines while cutting metallic materials and sheets. This type of machinery these days is sold by many different companies. Therefore, when it comes to cutting excessively thick metal sheets, CNC laser cutting machines can prove to be quite helpful.
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