Offset printing machine is a kind of lithographic printing machine. It is an important printing equipment in the printing industry. It is a top priority for users to ensure the printing results and to prepare for printing. This is the focus of this article. Prepare the offset press before starting up.
First of all, you should check the offset press, especially when operating a machine that has not been opened for a long time or when you pick up someone else's machine. The main inspection place is the joint between the drum and the drum, the gap of the drum, etc. If there is any debris, it should be removed in time.
Secondly, the offset printing machine ink fountain and the ink fountain roller are also an important point of inspection. When replacing the ink, it is necessary to wash the ink tank and all the ink sticks with the washing water. First, check if there is any debris in the middle. Second, check if the ink fountain roller and the ink fountain knife are too tight. When the machine is idling, the ink fountain should be opened.
Then, check if some important parts of the offset press are loose. In addition, you should not forget to look at the oil mark, especially those that do not have oil pressure detection. If there are unsafe items on the paperboard, on the wallboard on both sides of the ink path, on the cover of the delivery section, and on the pedals, it should be removed in time.
Finally, if there are more people, the ringing time should be longer. To ensure safety, you should also observe it around. Before pressing the switch, the other hand should be placed on the emergency stop switch. If there is any abnormality, it should be stopped urgently. Usually, the upper part, the upper blanket or the surface of the cleaning drum should be idling first, and the purpose is to have enough lubricating oil on the surface of the offset bearing, gear, cam, sprocket and the like.
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