Bad products hurt both reputation and bottom line Scrap, rework, warranty…. Defects have a direct impact on process yield affecting speed and flow of the product to the customer. Identify the process. Process can fail Decide right poke yoke approach Use of checklist Trail the method Train the operator. Stops adding value to defective product. Prevent the defect from occurring in the first place or to make it immediately evident Poka-Yoke. Example: Fixed diameter hole through which all products must fall and an oversize product does not fall through and a defect is registered.
Fixed value type: The fixed value method is a design that makes it clear when a part is missing or not used. Example: An operator is required to step on a foot pedal every assembly cycle, Correct sequence for switches that do not work unless the order is correct. Limit switches, that sense the presence or absence of a part. Mistake-proofing jigs, detect defects immediately upstream of the process ensuring that only the correct part reach the process.
Counters, that verify that the correct number of parts or steps have been taken. Checklist, that reminds operators to do certain actions. Factory: Dual palm button and light curtains on machines Retail: Tamper-Proof packaging Bar coding at checkout. I must have omitted a step!
The keys cannot be removed until the car is in park. Electronic door locks can have three mistake-proofing devices: Insures that no door is left unlocked. Doors automatically lock when the car exceeds 18 miles an hour. Lock won't operate when door is open and the engine is running. These devices employ a warning method instead of a control method. Seatbelts, High engine temperature, Low oil pressure. There is truly something for everyone! Related More from user.
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They are all artistically enhanced with visually stunning color, shadow and lighting effects. Many of them are also animated. PowerPoint PPT presentation free to view. Mistake Proofing and Poka Yoke http:www. Fueling area of car has three error-proofing devices PokaYoke It follows that mistakes will not turn into defects if The phrase Poka-Yoke originates from the Kaizen Mindset. Preventive Actions. DOE, Simulation Non-Conformances come from Tools and Techniques for Total Quality - Poka-Yoke This is an approach for mistake-proofing processes using automatic devices or methods to avoid simple human error.
The idea is to avoid repetitive tasks Why not share! Embed Size px. Start on. Show related SlideShares at end. WordPress Shortcode. Next SlideShares. Download Now Download to read offline and view in fullscreen. Download Now Download Download to read offline. Poka yoke. Poka yoke mistake proofing. Benchmarking TQM. Modul 5 R. Quality Policy in Raymond. Related Books Free with a 30 day trial from Scribd.
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