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DM0I], ;LPV[RPALP8LPv _ ¼ XL8D[8, JS" V[g0 J[<0L\U. 8F[5LS GP) CM, 5RLU DXLG. C[T]VM. TF,LDFYL"VM XL8 D[8,DF J5ZFTF CM, 5RLU T[GF p5IMU VG[ SFIM" lJX[ HF6X[P. 5lZRI. XL8 D[8,DF CM,G[ 0=L, SZJ] D]xS[, EI]" CMI K[P XL8DF CM, AGFJJF DF8[ 36L ZLTM K[P GLR[ D]HA K[P !P l5|5[GLU
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DM0I], ;LPV[RPALP8LPv _¼ XL8D[8, JS" V[g0 J[<0L\\U 8F[5LS G\P) CM, 5\RL\U DXLG 6 -
C[T]VM • TF,LDFYL"VM XL8 D[8,DF\ J5ZFTF CM, 5\RL\U T[GF p5IMU VG[ SFIM" lJX[ HF6X[P 6 -
5lZRI • XL8 D[8,DF\ CM,G[ 0=L, SZJ]\ D]xS[, EI]" CMI K[P XL8DF\ CM, AGFJJF DF8[ 36L ZLTM K[P GLR[ D]HA K[P • !P l5|5[GL\U • ZP CM, ;F.h • #P CM, 5\RL\U 6 -
CM,5\RL\U 4 a,[SL\U 4 l5|5[GL\U • 5FT/L XL8DF\ JT]"/FSFZ VG[ RF5 D]HA T[DH OLGLXL\U ;FZL ZLT[ ,FJJF DF8[ 5\R CM,GM p5IMU YFI K[P • XL8 D[8,G[ SF5JFGL 5|lS=IFG[ a,[SL\U SC[ K[P • 5\RCM, AGFJJFGL 5|lS=IFG[ l5|5[GL\U SC[ K[P 6 -
CM, 5\RL\U • XL8 D[8,GF 8]S0FG[ DXLGGF GLR[GF EFUDF\ ZFBLG[ p5ZGF S8L\U SZJF JF/M EFU ,MP TFSFT ,UFJLG[ GLR[GL TZO WS[,JFDF\ VFJ[ K[P • H[YL XL8 D[8,GL HF0F.DF\ V\NZ pTZ[ K[P V\NZ pTZTF 5C[,F XL8 D[8, S5F. HFI K[P 6 -
CM, 5\RL\U • D= DIA OF DIE • d = DIA OF Punch • d = DIA OF Hole • H]NF H]NF 5\R DF8[ S,LIZg; H]N] H]N] CMI K[P :8L, DF8[1/10 :8L,GL HF0F. A|F; DF8[ 1/12 A|F;GL ,\AF. VG[ V[<I]lDlGID DF8[1/30 V[<I]lDlGIDGL HF0F.P 6 -
Ex. • V[S 6MM CM, DF8[ 0.5MM JF/F HF0F.JF/F :8L, DF8[ 5\R VG[ 0F.GM jIF; XMWMP • 5\R 0F. = CM, 0F. =6MM • 0F.GM 0FIFDL8Z = d + S,LIZg; (C) • = 0.6+1/10 X 0.5 • = 6.05MM 6 -
!P CM, 5\RL\U AGFJJFGL ZLTM H6FJM ZP l5|5[GL\U V[8,[ X]\ m #P a,[lS\U V[8,[ X]\ m 5|`GM 6 -
p5;\CFZ • TF,LDFYL"VM CM, 5\RL\U DXLG lJX [DFlCTL D[/JL [ T[DH T[GF p5IMU lJX[ XLbIFP 6 -