Feedback adjustment spraying dispensing device and adjusting method thereof
A technology of feedback adjustment and injection point, which is applied to the device and coating of the surface coating liquid, can solve the problems of unable to spray glue normally, the gap between the nozzle and the firing pin is too large, and achieve the improvement of detection reliability, creep elongation, etc. Long magnification, easy-to-achieve effects
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[0027] Such as Figure 1~2 , A feedback-adjusted spray dispensing device, including a valve body 13, the valve body 13 includes an upper valve body 3 and a lower valve body 2, the lower valve body 2 is provided with a striker hole, and the striker hole A striker 9 is slidably provided. The lower housing 2 of the valve body is also provided with a glue inlet pipe communicating with the striker hole. The outer shell of the lower housing is threadedly connected with a limit screw sleeve 1, and the bottom end of the limit screw sleeve 1 is provided with a striker hole The connected nozzle 11, the striker 9 collides with the nozzle 11 to spray glue,
[0028] The upper housing 3 of the valve body has a cavity inside the upper housing 3 of the valve body. A lever 5 is installed in the upper housing 3 of the valve body. A piezoelectric stack 6 is fixed on the top of the cavity. The striker 9 penetrates into the cavity and is fixed at one end of the lever 5. The electric stack 6 rests on...
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