Introduction of inkjet printer
The types of inkjet printers include small character inkjet printers, large character inkjet printers, handheld inkjet printers, laser inkjet printers, etc. As an important part of it, hand-held inkjet printer occupies a large market share. Some product packaging, packaging, production date, batch number, trademark and other content identification technology are used in a small-sized handheld inkjet printers.
Working principle of handheld inkjet printer
The nozzle technology is a kind of hot bubble ink-jet technology. The nozzle adopts semiconductor film technology, laser process and high-precision coating technology to form a number of spray holes with a diameter of about 50 μ M. These nozzles are arranged in high density. After receiving the heating signal, the ink is heated to about 260 ° C by the current in a very short time. The local ink is heated to form bubbles, and the ink is ejected to form characters.
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