Classification of nozzle blockage in inkjet printer

     There are many reasons for blockage, such as long time no printing, or ink impurities, or nozzle wear and tear. The common head structure of inkjet printer mainly includes two modes: one head and cartridge integrated machine and separate type. After the cartridge ink is exhausted, the head and cartridge should be replaced together. This kind of structure is relatively tightly combined, high reliability, but relatively high cost. The ink box is separated, and the ink box can be replaced separately after the ink is exhausted, so that the cost can be saved to a certain extent.
 The formation of "plug" in inkjet printers:
    Due to the improper seal or long-term placement of the print head after normal printing, excessive evaporation of water, resulting in ink particles in the fine tip of the head, so that ink can not be normally ejected; or different inks mixed with each other, resulting in chemical reactions, often manifested as broken lines, often appear. Faults such as lack of color, blurred writing, and even unable to print normally.
Some solutions:the classification of inkjet print head  "plug" can be roughly divided into two categories: soft plug and hard plug.
1.Soft plug repair
1) Soft plug plugging refers to the breakdown caused by the increased viscosity of ink on the nozzle due to various reasons. Sometimes it adheres only to the surface of the ink outlet nozzle. Generally, it can be recovered by cleaning the original ink after repeated cleaning. Its advantages are simple operation and quick operation.
2) print head cleaning function in the application driver of printer driver. The advantage is that it is easy to operate and fast, and the disadvantage is that the cleaning effect is not very satisfactory.
3) the above two cleaning methods are generally not suitable for more than three times.
4) avoid ink mixing. New ink should not be added to ink cartridges.
2.Repair of rigid plug
1) immersion method
Scope of application: less obstructed
Solution: Find a metal container with a smooth bottom and add a small amount of 95% organic solvent alcohol to the container. The soaking time usually varies from 2 hours to 4 days. The advantages are that the cleaning effect is good, and it is not easy to cause physical damage to the print head; the disadvantages are that it takes a long time to solve the urgent needs of users.
2)pressure cleaning method
Scope of application: blocked situation is heavier.
Essential tools: 95% alcohol, a clean mouth cup, a disposable syringe, disposable infusion device.
Solution: Use a disposable transfusion plastic tube or needle part to make an interface between the syringe and the ink supply port of the printing head (the joint must be close). After the interface is made, place the head of the printing head in 95% organic solvent alcohol and inhale the alcohol through the printing head. Inhaled several times in the tube. Its advantage is good cleaning effect. Generally, a heavy print head can be cleaned by this method.
    If you have other questions about printing head,please feel free to contact us.
More info:
Website:www.feiyuepaper.com
Company Name:Nanjing Feiyue paper Industrial Co.,ltd
Tel:+8618715062587
Whatsapp: +8618715062587
Email: vera@feiyuepaper.com

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