标准工时设定相关资料.pptx

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1、Overall Equipment Effectiveness:Improving Equipment Productivity 1 Copyright TEFEN Ltd.,1998Time Study(四)標準工時設定Overall Equipment Effectiveness:Improving Equipment Productivity 2 Copyright TEFEN Ltd.,19982內容簡介 標準工時之用途 基本工時資料之蒐集 標準工時之訂定 標準工時之維護 案例說明 結論Overall Equipment Effectiveness:Improving Equipmen

2、t Productivity 3 Copyright TEFEN Ltd.,199819標準工時之用途 估算工廠產能(Capacity Plan)人力規劃(IDL,DL)人員排配,線平衡(Line Balance)生產管制(Production Control)成本估算(Cost Analysis)用以制定標準成本(Standard Cost System)評估效率及績效Overall Equipment Effectiveness:Improving Equipment Productivity 4 Copyright TEFEN Ltd.,199819基本工時資料之蒐集 現場量測 v.s.

3、MPM 設備標準轉數(RPM)/傳輸速率 每次處理量(Cycle Quantity)標準處理時間(Cycle Time)人/機比及干涉問題 平行及序列動作(Parallel v.s.Serial)良率及重工率(Allowance)Overall Equipment Effectiveness:Improving Equipment Productivity 5 Copyright TEFEN Ltd.,199819蒐集注意重點 抽樣對象須俱代表性(熟手,正常運作之設備)相同動作之抽樣對象最好不只一個 抽樣數必須充足 必須確保無外界干擾(否則不可採用)Overall Equipment Effe

4、ctiveness:Improving Equipment Productivity 6 Copyright TEFEN Ltd.,199819標準工時之訂定 依前述基本資料先計算出理想工時 考量基本寬放(疲勞)考量人/機比及干涉問題 考量平行及序列動作(Parallel v.s.Serial)Overall Equipment Effectiveness:Improving Equipment Productivity 7 Copyright TEFEN Ltd.,1998CalculationsExampleOverall Equipment Effectiveness:Improving

5、 Equipment Productivity 8 Copyright TEFEN Ltd.,199819現場某作業量測結果如下:每次處理量(Cycle Quantity)=5 pcs 標準處理時間(Cycle Time)=20 min.基本寬放 5%假設無其他考量因素 理想工時為何?(UPH:Unit Per Hour)標準工時為何?Overall Equipment Effectiveness:Improving Equipment Productivity 9 Copyright TEFEN Ltd.,199819Answer:理想工時=15(units per hour)標準工時=15

6、 x 0.95=14.25(units per hour)Overall Equipment Effectiveness:Improving Equipment Productivity 10 Copyright TEFEN Ltd.,199819標準工時之維護 1.降低在製品量(WIP,Inventory)2.增加產能(添購設備或設備改善)3.降低工作負荷Overall Equipment Effectiveness:Improving Equipment Productivity 11 Copyright TEFEN Ltd.,199819標準工時之定義 1.降低在製品量(WIP,Inve

7、ntory)2.增加產能(添購設備或設備改善)3.降低工作負荷Overall Equipment Effectiveness:Improving Equipment Productivity 12 Copyright TEFEN Ltd.,1998Case Study 案例報告Overall Equipment Effectiveness:Improving Equipment Productivity 13 Copyright TEFEN Ltd.,199819結論 1.降低在製品量(WIP,Inventory)2.增加產能(添購設備或設備改善)3.降低工作負荷Overall Equipment Effectiveness:Improving Equipment Productivity 14 Copyright TEFEN Ltd.,1998Home Work