发明名称 |
Data input-output device for interactive numerical controller |
摘要 |
A data input-output device for an interactive numerical controller includes a key board having a set of numerical keys arranged to input data used for machining operations of a machine tool into a memory device, a first group of selection keys in the form of normal operation keys arranged to correct the input data in accordance with a workpiece to be machined, a second group of selection keys in the form of set-up change keys arranged to change process management data of the machining operations, a mode switch arranged to instruct the operation of the numerical controller, and a permission switch arranged to be turned on only by using an authorized key, and a central processing unit programmed to disable data input by manipulation of the second group of selection keys in a condition where the first group of selection keys is being manipulated and to permit the data input by manipulation of the second group of selection keys in a condition where the permission switch is turned on after the mode switch has been set in an input position under an inoperative condition of the first group of selection keys.
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申请公布号 |
US4916639(A) |
申请公布日期 |
1990.04.10 |
申请号 |
US19880264395 |
申请日期 |
1988.10.31 |
申请人 |
TOYODA KOKI KABUSHIKI KAISHA |
发明人 |
YONEDA, TAKAO;SAKAKIBARA, YASUJI;IKAWA, SHOJI;SUGITO, YASUNORI |
分类号 |
G05B19/408;G05B19/409 |
主分类号 |
G05B19/408 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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