Process capability
- 1. 04/11/55 PROCESS CAPABILITY Present油By Mr.油Nukool油Thanuanram Senior油Consultant油&油Trainer EMail:油nukool2001@hotmail.com Mobile油Phone:油081油400油3954油 Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 1 Type of Tolerance Bilateral Tolerances (Tolerance 2 犖犢 犖迦) Unilateral Maximum Tolerances (犖犢 犖迦犢犖犖朽権犖о犖劇賢 Max) Unilateral Minimum Tolerances (犖犢犢 犖迦犢犖犖朽元犖∇硯犖犖劇厳犖 Min) ( Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 2 1
- 2. 04/11/55 Capability Studies for Bilateral Tolerances LSL X USL Cpl Cpu USL - LSL Cp Cpk = MINIMUM { Cpl, Cpu } , where: = 6 鰹 Cpl = X - LSL Cpu = USL - X and ( R Where 鰹= d ) 3 鰹 3 鰹 2 Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 3 Example Cpk 犖犖劇賢 Cpl 犢犖犖犖迦鍵 Min 犖犖劇賢 Cpl 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犖犖∇弦犢犖犖園犖 L Cpk 犖犖劇賢 Cpu 犖犖犖 犖 Cpl 犖犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犖犖∇弦犢犖犖犖犖犖ム顕犖犖犖犖犖 Cpk 犖犖劇賢 Cpu 犢犖犖犖迦鍵 Min 犖犖劇賢 Cpu 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犖犖∇弦犢犖犖園犖 U Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 4 2
- 3. 04/11/55 犖犖犖 犖 Cpk : Cpl : Cpu 犖犢 犖 Cpk 犖犖劇賢犖犢犖 Cpl 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犖犖犖萎犖迦権犖犖園硯犖犖∇弦犖犖園犖 LSL 犢 犖犢 犖 Cpk 犖犖劇賢犖犢犖 Cpu 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犖犖犖萎犖迦権犖犖園硯犖犖∇弦犖犢犖 犖 USL 犢 犖犢 犖 Cpl 犖÷顕犖犖犖о犖 Cpu 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犢犖犢 犢犖犖犖∇弦犖犢犖 犖 LSL 犢 犖犢 犖 Cpu 犖÷顕犖犖犖о犖 Cpl 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犢犖犢 犢犖犖犖∇弦犖犖園犖 USL 犢 犖犢 犖 Cpl 犢犖犢犖迦犖園犖犖園 Cpu 犢犖犖ム硯犢犖迦犢 犖犖÷弦犖ム肩犢犖о犢犖犖犢犢犖犖迦鍵犖犖∇弦犖犖迦犖ム顕犖犖犖犖犖 犢 犢 Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 5 Capability Studies for Unilateral Maximum (犢犖犖ム硯犢 犖 犢犖犖迦犖÷ 犖犖∇顕犖犢犖犢 犖犢犖迦犖朽検犖園犖÷元犖犢犖迦肩犖項 犖犖∇顕犖犢犖犢 犖÷険犖犖犢犢犖迦犢犖犢 犖迦犖о ) 犢 Customer Needs EXAMPLES: LSL X USL Runout Cpl Cpu = Cpk Flatness Roundness SoC RoHS Cpk = Cpu, where: Cpu = USL - X 3 鰹 Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 6 3
- 4. 04/11/55 Capability Studies for Unilateral Minimum (犢犖犖ム硯犢 犖 犢犖犖迦犖÷ 犖犖∇顕犖犢犖犢 犖犢犖迦犖朽検犖朽犢犖迦犢犢犖 犖犖∇顕犖犢犖犢 犖÷険犖犖犖項犢犢犖犢 犖迦犖о ) 犢 Customer Needs EXAMPLES: LSL S X USL US Plating Thickness Cpu Cpl = Cpk MTBF MTTF Elongation Tensile Strength Cpk = Cpl, where: Cpl = X - LSL 3 鰹 Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 7 End of Presentation Thank You Mr.油Nukool油Thanuanram Mr Nukool Thanuanram Senior油Consultant油&油Trainer Email油:油nukool2001@hotmail.com Mobile:油0814003954 www.facebook.com/nukool2001油 Nukool Thanuanram E-Mail Address : nukool2001@hotmail.com Mobile Phone : 081.400.3954 8 4