OEE 综合设备效率 内部 绝密 培训资料
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Globaltek Confidential
Slide 1節拍平衡總和設備效率(OEE)快速換線(SMED)全面生產維護(TPM)錯誤預防(Poka-Yoke)Six Sigma流程平衡
Globaltek ConfidentialSlide 2Maintenance Management / 維護管理OverallEquipmentEffectiveness(OEE) /設備總合效率DowntimeLosses / 停機損失Defect Losses/不良損失SpeedLosses / 速度損失Starts with GOOD Measurement / 由良好的量測展開
Globaltek Confidential
Slide 3Value-AddedOperating Time / 增值操作時間DefectLosses不良損失Equipment Failures /設備故障Reduced Speed / 降低速度Defects in Process /制程不良Minor Stoppages / 短暫停機Set-Up andAdjustment / 開/調機Start-up and Set-upLosses / 開/調機不良Example:64%98%94%93%92%88%92%100%Overall Equipment Effectiveness /總合設備效率Operating Time/ 操作時間Net OperatingTime / 淨操作時間SpeedLosses速度損失Total Available Time / 全部可用時間•TPM (Total Productive Maintenance)/ 全面生產維護•SMED(Single Minute Exchange of Dies)/ 快速換線•Procedures/程序•Training/訓練•Workplace Organization/工作場所規劃•Process Capability/制程能力•Process Control/制程控制•Poka-Yoke/錯誤預防DowntimeLosses停機損失Globaltek ConfidentialSlide 4OEE for Cut OperationCum Time(seconds)54%100%82%100%95%79%89%100%研究12 批產品(80 parts):OEE434434530530560710800Equip Failure / 設備故障-2 @ 45 secSet-Up 換線-12 @ 10 secAdjustment 調機-2 @ 15 secReduced Speed 降低速度-0 secMinor Stoppages 短暫停機-30 secDefects 制程不良-15% (12@8 sec)Start-up and Set-up Losses開/調機不良-0 secValue-AddedOperating Time / 增值操作時間DefectLosses不良損失Net OperatingTime / 淨操作時間SpeedLosses速度損失Operating Time/ 操作時間Total Available Time / 全部可用時間DowntimeLosses停機損失Globaltek ConfidentialSlide 5Cum Time(seconds)92%100%99%100%98%99%96%100%研究12 批產品: ( 執行維護計劃後)OEE737737745745760770800Equip Failure 設備故障-1@ 30secSet-Up 換線-0secAdjustment 調機-1@ 10secReduced Speed降低速度-0 secMinor Stoppages短暫停機-15 secDefects 制程不良-1% (1 @ 8 sec)Start-up and Set-upLosses開/調機不良-0 secOperating Time/ 操作時間Net OperatingTime / 淨操作時間SpeedLosses速度損失Value-AddedOperating Time / 增值操作時間DefectLosses不良損失Total Available Time / 全部可用時間DowntimeLosses停機損失OEE for Cut Operation
Globaltek ConfidentialSlide 6總合設備效率分析表OVERALL EQUIPMENT EFFECTIVESSWORKSHEET
Globaltek ConfidentialSlide 7OVERALL EQUIPMENT EFFECTIVESS WORKSHEET總合設備效率分析表(1)TOTAL AVAILABLE TIME可用工時2,100 Time the machine or line is scheduled to be working生產線之計劃工時 Take out planned downtime for PM, Lunches, Breaks( 不計計劃之停機, 用餐,休息,會議 或其它活動 ) Meetings and other known activitiesDOWNTIME LOSSES (During time period of analysis)停機損失# OF MAJOR BREAKDOWN EVENTS( 重大停機事件次數 )8XAVG TIME LOST DURING EACH EVENT( 每次事件平均停機時間 )32=TIME LOST TO BREAKDOWNS( 停機損失時間 )25612.2%%# OF SET-UPS( 換線次數 )10XAVG SET-UP TIME PER SET-UP( 每次換線平均停機時間 )30=TIME LOST TO SET-UP( 換線損失時間 )30014.3%%OPERATING TIME (Available Time - breakdown time - set-up time)1544作業時間 (可用工時 - 停機損失時間 - 換線損失時間)
Globaltek ConfidentialSlide 8OVERALL EQUIPMENT EFFECTIVESS WORKSHEET總合設備效率分析表(2)SPEED LOSES (During time period of analysis)速度降低損失ACTUAL OUTPUT OF PARTS DURING ANALYSIS PERIOD1500( 分析時間內之實際生產數 )OPERATING TIME ( 作業時間 )=1544 CYCLE TIME PER PART( 每一零件作業時間 )0.870xNUMBER OF PARTS( 零件數 )1776ACTUAL / EXPECTED = PERFORMANCE FACTOR84.5%%實際/預估=績效因子NET OPERATING TIME (Operating Time x Performance Factor)1304.3淨作業時間 = 作業時間 x 績效因子ESTIMATE OF TIME LOST TO MINOR STOPAGES( 短暫停機時間損失 )10.5%%ESTIMATE OF TIME LOST TO SLOWING DOWN MACHINE CYCLE( 速度降低時間損失 )5.0%%
Globaltek ConfidentialSlide 9OVERALL EQUIPMENT EFFECTIVESS WORKSHEET總合設備效率分析表(3)DEFECT LOSSES 不良損失% OF PARTS REWORKED ON EQUIPMENT 重工率2.0%%% OF PARTS PRODUCED SCRAPPED AT SET-UP, ATMACHINE, OR LATER IN THE PROCESS FLOW 報廢率3.0%%100% - REWORK% AND SCRAP % = YIELD95.0%%xNET OPERATION TIME =1304.3VALUE-ADDED OPERATING TIME1239.1增值作業時間 = 直通率( 100% - 重工率 - 報廢率 ) x 淨作業時間OVERALL EQUIPMENT EFFECTIVESS = VALUE ADDED OPERATING TIME / AVAILABLE TIME59%%總合設備效率 = 增值作業時間 / 可用工時