SOLNA D380 remote control ink fountain ink button servo motor troubleshooting

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The SOLNA D380 remote control ink fountain (hereinafter referred to as "ink fountain") consists of a whole ink knife and an ink-key servo motor for setting the ink area. The ink layer change on the ink fountain roller is achieved by controlling the ink key servo motor to change the distance between the ink blade and the ink fountain roller in the ink zone. Improper adjustment of the ink fountain not only affects the life of the ink fountain, but also directly affects the ink color control and print quality. In this article, the author summarizes the following problems and solutions often encountered in the use of ink fountains, and share with you.

The ink button servo motor is stuck and cannot be returned to the zero position, so it does not match the ink button opening displayed on the console.

1. Ink key servo motor rusts

(1) Failure analysis

The internal stroke of the ink-key servo motor adopts a threaded nut structure, which may rust and rust during long-term use, so that the ink key cannot control the ink color of the ink zone.

(2) Adjustment method

When cleaning the ink-key servo motor, you should pay attention to the rust removal and lubrication of the screw.

2. The clip is set incorrectly

(1) Failure analysis

The two internal limit clamps of the ink-key servo motor are too tight, resulting in excessive friction between the clamps, causing the motor to jam.

(2) Adjustment method

Make the ink key value of the console 0, check the thickness of the ink layer, if the servo motor's clip is not set correctly, the console can be displayed immediately.

3. The ink key cannot control the ink fountain

The ink button sometimes cannot control the ink fountain. If the servo motor does not hear the sound after the connection, check whether the total ink key is off and the console ink key panel has the ink key value. After eliminating these two conditions, turn off the ink key circuit switch and then restart it to basically eliminate the fault.

The above content is selected from the 8th issue of “Printing Technology ·Digital Graphic Arts ” in 2012. More journal content please pay attention to the journal channel, and the latest journal content clicks into the electronic journal channel of Keyin.com.


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