For cloth cutting, we generally use CM series high-speed laser cutting machine and 50mm focusing lens, cutting speed for single layer is 5 m / min, light intensity is 40%, pump power, honeycomb worktable and light intensity will affect the fabric cutting effect. The greater light intensity, the greater the heat radiation, light will produce the gap. The biggest problem now is the yellow cutting phenomenon, the cloth flat on the cell floor, open the exhaust fan, take away the smoke in time to prevent the dust generated when cutting the fabric smoked yellow, open air compressor, to ensure that rural blowing fruit, get rid of impurities in slotted volatiles and dust, blowing an inert gas (eg nitrogen) is more ideal.
(1), the general fabric of the cut (non-woven, polyester, Dacron, silk, satin, twill, etc.) are thin fabric material, to ensure the incision results, we generally use 50mm focusing lens, spot size, cut a small slit. Open the laser cutting machine external devices (ventilation, inflatable), adsorbed on the cloth flat on the cell floor, the first high-power air pump blowing air compressor. Speed: large graphics or graphics outside curve of a smooth part of the higher speed can be used to CM machine, for example, generally in the 3-10 m / min; small graphics or graphics within the curve or corner part is low and more generally in the 0.5- 3 m / min, light intensity: intensity matching principle is high with large light intensity, low-speed dating little light intensity, time intensity of the general adjustment of 30-60; low speed is 18-35%, and have a size of the light intensity difference value, generally about 5-15%, to cut straight lines and curves to achieve acceleration and deceleration of the match when the size of the light intensity.
(2) Special fabric laser cutting machine (white cotton cloth, clean cloth, cloth with PC and plastic components, etc.) operation requirements: white cotton requires cutting is not yellow, clean cloth after cutting does not change color, hair cut is not hard, for The two fabrics, we have to use 50mm Focus Lens, the best imported radio frequency laser beam to ensure the quality and stability. Open exhaust, hair (cut open the air compressor when the white cotton), conditions recommended nitrogen. Speed of 1.5-3 m / min, light intensity :20-30%, due to the incision to achieve is not yellow and does not harden the end, we have to use the speed of light intensity to match the appropriate cutting speed is too fast we must To increase light intensity, so that a large incision in light intensity due to the high temperature burning and discoloration or hard, too slow to stay light when the cut is too long, we can not achieve the desired results. The current equipment and technology, in order to perfect the technology required to achieve this it will be difficult, especially in thick white cotton face, cut will have color, clean cloth will be slightly stiff to appear.
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