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Title:
METHOD AND SYSTEM FOR AUTOMATICALLY EVALUATING MANUFACTURING EFFICIENCY
Document Type and Number:
Japanese Patent JP3024350
Kind Code:
B2
Abstract:

PURPOSE: To automatically and quantitatively evaluate whether the designed structure of a certain product can easily be manufactured or not based upon design information formed by means of a CAD or the like in order to improve the productivity of the product, to automatically provide the index of improvement and to efficiently retrieve and provide an example of improvement to be referred to the improvement based upon quantitatively evaluated results.
CONSTITUTION: This automatic production efficiency evaluation system is provided with a CAD processor 21, a computer system for evaluating the easiness of formation such as assembling efficiency and workability providing an example of improvement, a processing routine for evaluating assembling order, a processing routine for determining optimum assembling order, an assembling method, a working method, etc., based upon the calculated results of the assembling method, the working method, etc., a processing routine for providing the example of improvement, a routine for outputting results, and an improvement example data base for automatically storing evaluated results and design information. Consequently the evaluation of manufacturing efficiency can be automated or semi-automated, the easy assembly of products and parts can sharply be improved and the effects of soft work including working efficiency and economical efficiency can sharply be improved.


Inventors:
Toshiro Ohashi
Shoji Arimoto
Masatake Miyakawa
Mitsuharu Hayakawa
Application Number:
JP8188692A
Publication Date:
March 21, 2000
Filing Date:
April 03, 1992
Export Citation:
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Assignee:
株式会社日立製作所
International Classes:
B23Q15/00; B65G61/00; G05B19/418; G06F17/50; G06Q50/00; G06Q50/04; (IPC1-7): G06F17/50
Domestic Patent References:
JP224780A
Other References:
1991年度精密工学会春季大会学術講演会講演論文集 537−538頁 有本象治ほか「日立の加工性評価法(第1報)−加工性評価法の開発方針−」
機械設計 第33巻 第7号 39−47頁 宮川正威ほか「組立性と加工性を考えた生産設計評価法『PEM』」
Attorney, Agent or Firm:
Yasuo Sakuta