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Application filed by Freescale Semiconductor IncfiledCriticalFreescale Semiconductor Inc
Priority to MYPI9502640priorityCriticalpatent/MY121564A/en
Publication of MY121564ApublicationCriticalpatent/MY121564A/en
A ROTARY TRIM AND FROM COMPRISING A ROTATING CYLINDRICAL PUNCH 305 AND A ROTATING CYLINDRICAL DIE 320, EACH HAVING COMPLIMENTARY CIRCUMFERENTIAL TRANSPORTING CONTOURS 365, AND 367, TRIMMING 615 AND 620 CONTOURS, AND FORMING 605 AND 610 CONTOURS, FOR TRIMMING AND FORMING LEADS 110 OF DEVICES 105 PACKAGED ON A LEAD FRAME 100, WHILE TRANSPORTING THE LEAD FRAME 100 BETWEEN THE ROTATING CYLINDRICAL PUNCH 305 AND DIE 320. THE ROTARY TRIM AND FORM INCLUDING A ROTATING CYLINDER 324 FOR LOADING THE LEAD FRAME 100, ENGAGED TO THE ROTATING CYLINDRICAL PUNCH 305, BY FORCING THE ENGAGED GUIDE HOLES 115 ON THE LEAD FRAME 100 AND THE PROTRUSIONS 365 ON THE ROTATING CYLINDRICAL PUNCH 305, TO MATE, AND SHAPING THE ENGAGED LEAD FRAME 100 ON THE ROTATING CYLINDRICAL PUNCH 305, PRIOR TO THE ROTATING CYLINDRICAL PUNCH 305 TRANSPORTING THE LEAD FRAME BETWEEN THE ROTATING CYLINDRICAL PUNCH 305 AND DIE 320.FIG 6
MYPI95026401995-09-061995-09-06Loading apparatus in a rotary trim and form
MY121564A
(en)
Electronic polynomial interpolation device for numerical control of machine tools, especially for milling machines for the production of punches and machines equipped with this device.