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The requirements of microelectronics to the precision of LED

作者:点胶技术分析   日期:2018-03-14 18:28   浏览:

LED is a light-emitting diode, which belongs to a microelectronics. Because the internal chip is fragile, it must be dispensed, and the internal chip is encapsulated in the way of dispensing, so that its service life is longer. Therefore, LED dispensing machine is made.
Large LED light pipe dispenser
大型LED灯管点胶机
This microelectronics is a very small chip, with only a few millimeters, so the accuracy of large LED dispensing machine is very large when dispensing, because a few millimeters of chips are very tiny, and a slight carelessness in dispensing will cause LED damage, resulting in LED will not shine.
Large LED dispensing machine used in the microelectronics industry, led dispensing machine needs with the thimble type dispensing valve for use, because the thimble type dispensing valve has a characteristic that is at the top of a micrometer micrometer is adjustable, debugging to debug the glue flow, so as to realize the precision is high, and then use more precision dispensing needle,
Thimble pin valve
顶针式点胶阀
When choosing a dispensing needle, must pay attention to whether the quality of precision dispensing needles, because some businesses in order to benefit, not for polishing treatment of needles, even some needles will flash, because there is a flash, will cause the glue glue, wire drawing, a problem of uneven, it greatly affects the dispensing the effect of
High precision glue needle
高精度点胶针头
The last is a large LED dispenser, dispensing in before fully prepared for the dispensing machine, using the controller selection strategy after the start of dispensing, debugging, in the debugging process, to ensure that the controller in the standby state, otherwise, the controller will not record, resulting in failure to debug, debugging, controller for large data operations, ensuring that each axis position will be standard, let more precision dispensing machine