tpm方法(3)-文庫吧資料
2025-03-16 23:54本頁面
【正文】 ention of an expert –Research necessary before startup –Identifiable causes ? MICROSTOPPAGES –Stoppages 5mins –Often –Not noted –Little or no perception by the group –Easy startup without elimination of the cause (suppression of the effect) –Non identified causes –Little motivation to eliminate them because little perceived impact on production –Strongly involve the operators and automatic installation people for tasks without Added Value TPM DATA COLLECTIONS ?BREAKDOWN RECORDS OF THE LAST 6 MONTHS ?PRODUCTION NOTEBOOKS ?OPERATOR EXPERIENCE ?THE DATE OF THE LAST TECHNICAL MODIFICATION DONE ON ONE PART OF THE MACHINE –Pareto of unsolved breakdowns of the last 12 months –Eliminate from this database the solved breakdowns –Priority is to solve breakdowns that represent the highest stoppages –Repetitive breakdowns must be highlighted breakdown1 breakdown2 breakdown3 breakdown4 breakdown5 breakdown6 TPM : Breakdowns Pareto analysis of breakdowns TPM: BREAKDOWNS TREATMENT METHODOLOGY Register the anomalies (including the breakdowns) Carry out the repairs Define the actions to avoid recurrence Confirm the cause Steering: Supervisor Execution: Maintenance Prof. / Workshop Technician Method: Management of operations and spare parts Steering: Supervisor Execution: Maintenance Prof. + TA + Supervisor Method: 1h30 meeting once a week, 5 Why or eventual creation of a PSG Steering: Supervisor Execution : Operators Method: Record on a notebook near the machine or installation as they occur PROCESS People Concerned Methods Know the history of breakdowns and current work Tps interv. Resp. 0 to 5 mins: GAP 5 to 15 mins: Tech 15 mins: Expert 30 mins: Maintenance 2 1 3 4 TPM: BREAKDOWNS TREATMENT METHODOLOGY Create or modify if necessary the routine sheet of preventive maintenance Apply the new standard Steering: Supervisor Execution: Maintenance Prof. + Supervisor Method: Update and validation of routine sheet. Steering: Supervisor Execution : Operators + Maintenance Prof. Method: Following the level of maintenance, define the training needs and train the contributors Steering: Animation to reach objectives Execution: Application of formalised instructions 5 6 The history of breakdowns is the backup document of the process, it is found on the machine and is available for everybody. It is pleted by the person carrying out the given task TPM: BREAKDOWNS WEEKLY MEETING –SUBJECT: breakdowns encountered during the week –PARTICIPANTS: supervisor and maintenance technician –GOAL: ensure that the definitive measures have been implemented to avoid any recurrence of breakdowns –PLAN: ?weekly breakdown inventory for the past week ?examine causes ?actions to be implemented TPM MICROSTOPPAGES : CHARACTERISATION –Shutdown 5mn –Often –No records –Little or no perception by the group –Easy startup without elimination of the cause (suppression of the effect) –Unidentified cause –Little motivation to eliminate them because little perceived impact on production –Strongly involves the operators and automatic installation people for tasks without Added Value TPM: MICROSTOPPAGES TREATMENT METHODOLOGY From the noted effect, define the diagnosis method of causes Register the microstoppages Select the micro
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