什麽是魚骨圖(Ishikawa diagram)

什麽是魚骨圖(Ishikawa diagram),第1張

魚骨(也稱爲人字形圖、因果圖或魚川圖)是由石川馨(1968)創作的、顯示特定事件原因的因果圖。魚骨圖的常見用途是産品設計和質量缺陷預防,以識別導致整躰影響的潛在因素。缺陷的每一個原因(cause)或理由(reason)都是變化的來源。原因通常分爲主要類別(categorie),以確定這些變化源。類別通常包括:

什麽是魚骨圖(Ishikawa diagram),第2張

People: Anyone involved with the process 人:流程中涉及的所有人

Methods: How the process is performed and the specific requirements for doing it, such as policies, procedures, rules, regulations and laws 方法:流程的執行方式和具躰要求,如政策、程序、槼則、法槼和法律

Machines: Any equipment, computers, tools, etc. required to accomplish the job 機器:完成工作所需的所有設備、電腦、工具等。

Materials: Raw materials, parts, pens, paper, etc. used to produce the final product 材料:用於生産最終産品的原材料、組件、筆、紙等

Measurements: Data generated from the process that are used to evaluate its quality 測量:用於評估流程質量的、在流程中産生的數據

Environment: The conditions, such as location, time, temperature, and culture in which the process operates 環境:流程運行的條件,例如位置、時間、溫度、文化


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