| 摘要 |
PROBLEM TO BE SOLVED: To flexibly correspond to changes without depending on the manufacture method of products and the operation method of an equipment by writing the name of the manufacture equipment, start time and termination time of work in the ID card of the product which the manufacture equipment processes at present. SOLUTION: The product name and a manufacture process are previously written in the data write area 21 of the ID card 20. Whenever the product 10 becomes under the control of respective manufacture equipments, the names of the equipments, work start time and work termination time are sequentially and additionally written. The product name, the manufacture process, processing time, the equipments names, work start time and work termination time are automatically and successively recorded in the ID card 20 of the product 10 which is assembled and worked while it moves among the manufacture equipments. When data recorded in the ID cards 20 of the respective products are read by a radio system and the product name, work start time and termination time are picked out with the equipment as a key, the operation situations of the respective equipments can be grasped by data of a Gantt chart image. |
