| 摘要 |
PROBLEM TO BE SOLVED: To provide safety equipment enabling execution of protection by making it possible to see an unseen dangerous area by a control device having simple means, without restricting operational functions of a printing machine. SOLUTION: When an operator 11 being at a place of operation of a printing unit 4 of the printing machine 1 pushes a safety button, a prescribed time range is started thereby and an image of the dangerous area is displayed in a display means 8. When no person is found in the dangerous area 6, the operator 11 pushes a button of confirmation. When the confirmation is made within a prescribed time, an operation start button can be pushed. Then a start alarm is issued further. When the operation start button is pushed again during this start alarm, the operation of the printing machine 1 is started. In the case when some person is in the dangerous area 6, the operator 11 does not push the button of confirmation. When no confirmation is made within the prescribed time, the operation start button cannot be pushed. |
