How to test the air tightness of the middle frame of a tablet PC - hirays
Nowadays, people like to travel with tablets. Compared with laptops and desktop computers, the biggest advantage of tablets is their portability and portability; they are easier to operate and view information than mobile phones for studying or working.Tablets are usually about the size and weight of a magazine and can be carried around easily in a backpack or handbag, so you don't have to worry about carrying them when you're out and about.
In order to prevent consumers from water or water stains entering the tablet during normal use, which may cause internal wiring circuits and other phenomena, it is necessary to conduct air tightness testing on the whole and part of the tablet.
Today we are talking about how to perform air tightness testing on tablet computers.
Tablet PC middle frame air tightness testingdifficulty:The middle frame is a square frame located between the front screen and the back shell of the tablet, with grooves on the button side, card side, top and bottom.This means that it is more difficult to seal the middle frame when performing air tightness testing.
Solution: Customize corresponding jigs and tooling according to the style and structure of the tablet's middle frame.
Put the product to be tested into the fixture and fix it, place it in a closed cavity, and set the corresponding testing program: inflate 15kPa, quantitative air intake for 5s, stabilize the pressure for 15s, and test for 5s; press the start button to start testing.If the leakage value does not exceed 50Pa during this period, it means that the test product is qualified.
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