Factors affecting the printing quality of automatic screen printing machine

Factors affecting the printing quality of automatic screen printing machine

The factors affecting the printing quality of the automatic screen printing machine are the specifications for the operation and inspection of the screen printing machine. If the printing specifications of the automatic screen printing machine and the printing inspection specifications of the screen printing machine are strictly required, the printing quality of the screen printing machine can be greatly improved. Every screen printing company should have screen printing machine printing operation specifications and screen printing machine printing product inspection specifications.

First, automatic screen printing machine printing operation specification requirements

1. Incoming material inspection: Check whether the product has leakage process, plating, spraying, oxidation, etc., especially in the range of 20mm of silk screen printing, no surface defects are allowed. If there is any defect, it is clearly marked and placed in the defective product area. Notify the relevant unit to re-examine.

2. Select the screen version: Check whether the font, font size and kerning of the screen version meet the requirements according to the picture. Check if the screen is damaged.

3, blending ink: self-drying curing ink and hardener 10:1 mixed, and then use slow-drying water to adjust the viscosity to 5-15%. Before using the coloring ink, the ink should be thoroughly stirred and the ink can be confirmed before use.

Second, automatic screen printing machine printing inspection specification requirements:

1. After positioning the screen printing machine screen, use the caliper and tape measure to check whether the positioning size meets the drawing requirements. When positioning, ensure that the screen has a certain gap (according to the screen version, usually about 3-5mm).

2, screen printing machine printing method: hold up the scraper, let it pull up at 45 ° -50 ° angle with the screen, the scraper is balanced at both ends during driving. The printing direction is the same as the printing direction when adjusting the position, preventing the printing position

3, silk screen first according to the surface of the screen to strictly check the size of the screen printing, and check the pattern for missing, misprinted, dry mesh, fat, dust, burrs, oil-deficient line, oil spills and other parts of the ink pollution .

4, silk screen color and standard color card, customer confirmation swatch comparison, visually no obvious color difference.