smedtpm之快速換模(編輯修改稿)
2025-03-31 03:34 本頁面
【文章內(nèi)容簡介】 er. S t e p D e s c r i p t i o n T i m e B a r C h a r tE l a p s e d S t e p1 R e m o v e g u a r d s 3 m i n 4 2 s e c 3 m i n 4 2 s e c2 L o o s e n b o t t o m b o l t s 1 2 m i n 1 2 s e c 8 m i n 3 0 s e c3 L o w e r r a m 1 9 m i n 2 9 s e c 7 m i n 1 7 s e c4 L o o s e n t o p b o l t s 3 1 m i n 1 3 s e c 1 1 m i n 4 4 s e c22 ? Have a number of fact collectors to ensure elements are not missed. ? One fact per Postit – write clearly, be concise. ? Record everything. – . For the “remove guards” step – fact collectors may record the following elements: to control panel machine off for flywheel to stop spanner from toolbox 3 hex bolts Allen key 5 Allen bolts guard to rear of machine guard on the floor to front of machine 23 ? Internal setup activities. – Elements in the changeover which can only be done when the machine is stopped. ? External setup activities. – Elements that can be performed when the machine is running. 24 ? Study each internal step and ask if it could be external. – Common issues: ? Dies in remote storage racks. ? Spanners not available. ? Raw material checks. ? Lifting equipment not available. ? Ask why the remaining internal steps can’t be external. – Reexamine the true function of each step. – Common issues: ? Cold dies – using material to heat the dies. ? No record of settings. 25 ? Analyze the activity, and discuss all possible ways of improving the step. ? Study the external activities as well as the internal activities. ? Common issues: – Fastenings – Are bolts needed? If so remember that only the last turn tightens a nut or bolt. – Standardize bolt heads. – Standardize die heights. – Equipment and material availability and accessibility. 26 ? Write down the new internal and external procedures. ? Fill in an action sheet to ensure that the new procedures can be achieved. ? Review the whole activity to determine “What went well?”, “What went badly?” and changes that the team would make before the next SMED activity. 27 ? Directory inquiries in New York handles million calls per day at an average time of 22 seconds per call. ? Changed to asking “Directory inquiries, what listing?” instead of “Directory inquiries, what listing please?” – New Yorkers often broke into the “please” with their request anyway ? Reduced peak call center requirements from 87 operators to 72 operators. 28 ? A call to NY directory inquiries is no longer a real time experience. ? Digitized responses saved 5 seconds in the 1980’s. ? Now your request is recorded and delivered to the next available operator (while you were speaking he was helping a previous customer). ? The recording is processed through a puter program which removed all of the pauses or silences and the “Uhms and Ahs”. ? The software then speeds up the recording by 20% ? Peak operator requirements dropped by another 23% 29 ? Eliminate
教學課件相關推薦
鄂ICP備17016276號-1