WIXLIB

Measurement System Analysis andStatistical Process Control with JMPSome non-standard industrial cases in MSA and SPCFrançois Bergeret, March 13th, 2019francois.bergeret@ippon-innov.euDiscovery Europe, March 13th, 2019

ippon : 6 statisticians ippon innovation proposes Studies in statistics Advanced algorithms Statistical development Turn key solutions (JSL & R) ippon learning proposes trainings ippon is JMP Partner! And we are working with JMPlocalization teams Discovery Europe, March 13th, 2019

Some customers http://www.ippon-innov.eu/Discovery Europe, March 13th, 2019

Measurement UncertaintyGage R&R4Discovery Europe, March 13th, 2019

Mandatory before SPC Critical parameter identificationGage R&RGage R&R FlowGage capable?Improve GageNOYESStatistical Process ControlControl ChartsCapability calculations5Discovery Europe, March 13th, 2019

Calibration and uncertaintyBias issue(trueness)Uncertainty issue(precision)6Discovery Europe, March 13th, 2019

Total VariationTotal observed variation True variation Measurement uncertainty 𝝈𝟐𝒕𝒐𝒕𝒂𝒍 𝝈𝟐𝒑𝒓𝒐𝒄𝒆𝒔𝒔 𝝈𝟐𝒎𝒆𝒔𝒖𝒓𝒆7Discovery Europe, March 13th, 2019

Measurement Variation𝝈𝟐𝒎𝒆𝒂𝒔𝒖𝒓𝒆 𝝈𝟐𝑹𝒆𝒑𝒓𝒐 𝝈𝟐𝒓𝒆𝒑𝒆𝒕 ReproducibilityRepetabilityReproducibility sometimes includesbetween labs variation and repeatability:𝝈𝟐𝑹𝒆𝒑𝒓𝒐 𝝈𝟐𝒓𝒆𝒑𝒆𝒕 very Europe, March 13th, 2019

Gage R&R: an examplesample 3sample 1sample 2Instrument 1Repet 123I21Instrument 1I323123 123I21Instrument 1I323123 129Discovery Europe, March 13th, 20193I21I323123

Some � ���𝑛𝑡 𝑆𝑦𝑠𝑡𝑒𝑚%𝑹&𝑹 %𝑀𝑆𝑉𝐴𝑅 ��𝑢𝑟𝑒𝑚𝑒𝑛𝑡 𝑆𝑦𝑠𝑡𝑒𝑚%𝑷/𝑻 100𝑼𝑺𝑳 𝑳𝑺𝑳expanded measurement uncertainty �� 𝑆𝑦𝑠𝑡𝑒𝑚10Discovery Europe, March 13th, 2019

Using JMPWhat shall we use?Discovery Europe, March 13th, 2019

Using JMP How can I save money buying my oranges How to adhere with only one tolerance limit Probability to detect a process shift MSA with a binary measureDiscovery Europe, March 13th, 2019

Statistical Process Control:Control Charts13Discovery Europe, March 13th, 2019

Shewhart et DemingThe founding fathersInvented SPCWorked for WesternElectric (Bell Labs)Spread and popularize the SPCWorked for Japanese industry(and worldwide)14Discovery Europe, March 13th, 2019

With JMP What shall we use?Discovery Europe, March 13th, 2019

Using JMP for Control Charts How to treat normal variables How to deal with non-normal variables How to process data from batchprocess How to treat rare eventsDiscovery Europe, March 13th, 2019

Statistical Process Control:Process Capability1895, Paris MontparnasseRailway StationNon capable brake!(Westinghouse)17Discovery Europe, March 13th, 2019

3σ or 6σ?-3sMean 3sLSLUSL-3sLSL3σ capability: few bad parts but someparts are far from the targetMean6σ capability: most parts are very closeto the target 3sUSL18Discovery Europe, March 13th, 2019

Capability vocabulary Norms We talk about Pp and PpK for long-term We talk about Cp and CpK for short term In the industry It’s often the opposite ! JMP sticks to industrial practice Discovery Europe, March 13th, 2019

CpLSLUSLTolérance USL - LSLToléranceCp 6σ20Discovery Europe, March 13th, 2019

CpKLSLUSLμTolerance USL - LSLCpK Min{μ - LSL,USL - μ3σ3σCpLCpU}Non-centering is taken into account21Discovery Europe, March 13th, 2019

With JMP What shall we use?Discovery Europe, March 13th, 2019

With JMP Calculate the ducks capability(non-normal data) Automate capability calculationsDiscovery Europe, March 13th, 2019

Bibliography Bergeret, Mercier, Maîtrise Statistique des Procédés,principes et applications, DUNOD Goos, Meintrup, Statistics with JMP, Wiley Levine, Statistics for Six Sigma Green Belt with JMP andMinitab, Pearson Montgomey, Introduction to Statistical Quality Control Ramirez, Ramirez, Analyzing and interpreting continuousdata using JMP24Discovery Europe, March 13th, 2019

Measurement System Analysis and Statistical Process Control with JMP Some non-standard industrial cases in MSA and SPC François Bergeret, March 13th, 2019 francois.bergeret@ippon-innov.eu. Discovery Europe, March 13th, 2019 . Goos, Meintrup, Statistics with JMP, Wiley