BÀI TẬP LẬP TRÌNH CNC BIÊN SOẠN: TRẦN VIẾT HIỀN
BÀI 1: LẬP TRÌNH GIA CÔNG CHO BIÊN DẠNG CHI TIẾT SAU:

Chọn dao:
- dao tiện :( cho tiện thô và tinh : finishing SVJC
- Tiện ren : external thread tool
Chương trình :
O0004 ( tienngoai )
N5 G90 G95
N10 G92 S3000
N15 T0202 ( tienngoai )
N20 G97 S2000 M4
N25 G0 X31 Z20
N30 G1 Z5 F0.3
N35 G73 U0.4 R1
N40 G73 P45 Q85 U0.1
W0 F0.2
N45 G1 X10 Z0 G42
N50 G1 X14 C2
N55 G1 Z-15.8
N60 G1 X11.7 Z-18
N65 G1 Z-20
N70 G1 X18 C1
N75 G1 Z-35.276
N80 G3 X28 Z-46 R14
N85 G1 X32 G40
N90 G0 X50 Z50
N95 M5
BÀI TẬP LẬP TRÌNH CNC BIÊN SOẠN: TRẦN VIẾT HIỀN
N100 G96 S200 M4
N105 G0 X31 Z5

N51 G1 Z3 F0.3
N56 G73 U0.3 R0.2
N61 G73 P66 Q91 U-0.1
W0 F0.2
N66 G1 X34 Z0 G41
N71 G2 X30 Z-2 R2
N76 G1 Z-15
N81 G1 X20 Z-25
N86 G1 Z-35 R1
N91 G1 X13 G40
N96 G0 Z30
N101 M30
BÀI TẬP LẬP TRÌNH CNC BIÊN SOẠN: TRẦN VIẾT HIỀN
BÀI 4:
Cho chi tiết sau:

Chương trình:
BÀI TẬP LẬP TRÌNH CNC BIÊN SOẠN: TRẦN VIẾT HIỀN
O0006 ( tientrong2 )
N5 G90 G95
N10 G92 S3000
N15 T0202 ( khoan14 )
N20 G97 S800 M4
N25 G0 X0 Z10
N30 G83 X0 Z-20.5
Q5000 F0.15
N35 G0 Z100
N40 T0404 ( tientrong
ecocut 14L)
N45 G97 S1500 M3

BÀI 5:
BÀI TẬP LẬP TRÌNH CNC BIÊN SOẠN: TRẦN VIẾT HIỀN

CHƯƠNG TRÌNH:
O0012 (TIEN 1)
N5 G90 G95
N10 G92 S3000
N15 T0202 (SVJC)
N16 G97 S2000 M4
N20 G0 X25 Z10
N25 G1 X22 Z-1 F0.2
N30 G1 X-1 F0.15
N40 G0 X22 Z10
N50 G73 U0.3 R1
N55 G73 P60 Q95 U0.1
W0 F0.2
N60 G1 X9 Z-1 G42
F0.15
N65 G1 X11 R1
N70 G1 Z-5
N75 G1 X13 Z-10
N80 G1 Z-20 R0.5
N85 G1 X20 R1
N90 G1 Z-30
N95 G1 X22 G40
N100 G0 Z10
N105 M5
N110 G96 S240 M4
N115 G72 P60 Q95
N120 G0 X50 Z50

N50 G73 U2 R1 ;
N55 G73 P60 Q100 U0,2 W0,2 ;
N60 G00 X0 Z0 ;
N65 G03 X8 Z-4 R4 F0,3 ;
N70 G01 X16 Z-13 ;
N75 G01 Z-19 ;
N80 G03 X11,33 Z32 R10 F0,3 ;
N85 G02 X12 Z-40 R4.95 F0,3 ;
N90 G01 X18 Z-42 ;
N95 G01 Z-48 ;
N100 G00 X30 ;
N105 G00 X41 Z81 ;
N110 T0404 ;
N115 S3000 F0,15 ;
N120 G00 X30 Z10 ;
N125 G72 P60 Q100 ;
N130 G00 X41 Z81 ;
N135 T0606 ;
N140 S1500 F0,2 ;
N145 G00 X30 Z-13 ;
N150 G77 R0,5 ;
N155 G77 X12 Z-16 P1500 Q900 R0,1 ;
N160 G00 X41 Z81 ;
N165 M05 M08 ;
N170 M30;
Bài 2:
Dao T0202: s = 2000 v/p, f = 0.2 mm/v
Dao T0404: s = 3000 v/p, f = 0.15 mm/v
O0002 ;
N5 G40 G90 G95 G97 ;

N20 M03 S2000 F0,3 ;
N25 G00 X110 Z10 ;
N30 G24 X-0,1 Z5 M08 ;
N35 G24 X-0,1 Z0 ;
N40 S2500 F0,3 ;
N45 G73 U2 R1 ;
N50 G73 P55 U0,2 W0,2 ;
N55 G00 X110 Z10 ;
N60 G01 Z30 Z0 ;
N65 G01 Z-20 ;
N70 G02 X50 Z-30 R15 F0,2 ;
N75 G01 X75 Z-35 ;
N80 G01 Z-80 ;
N85 G01 X100 Z-85 ;
N90 G01 Z-115 ;
N95 M05 ;
N100 M30 ;
Bài 4:
Dao T0202:
Kho m t d u: s = 2000 v/p,
f = 0.3 mm/v
Ti n: s = 2500 v/p, f = 0.3 mm/v
O0004 ;
N5 G40 G90 G95 G97 ;
N10 G00 X41 Z81 ;
2

N15 T0202 ;
N20 M M03 S2000 F0.3 ;
N25 G00 X100 Z10 ;

N65 G01 X60 Z-10 ;
N70 G01 X60 Z-50 R10 ;
N75 G24 X140 ;
N80 G01 X160 Z-60 ;
N85 G01 Z-110 ;
N90 G01 X120 Z-150 ;
N95 G00 X150 ;
N100 G00 X41 Z81 ;
N105 T0404 ;
N110 S3000 F0.15 ;
N115 G72 P55 Q95 ;
N120 M05 ;
N125 M30 ;
Bài 6:
Dao T0202: - Kho t d u: s = 2000 v/p, f = 0.2 mm/v
- Ti n: 2500 v/p, f = 0.2 mm/v
3

Dao T0404: s = 3000 v/p, f = 0.15 mm/v
O0006 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 M03 S2000 F0.2 ;
N25 G00 X50 Z10 ;
N30 G24 X-0.1 Z5 ;
N35 G24 Z0 ;
N40 S2500 F0.2 ;
N45 G73 U2 R1 ;
N50 G73 P55 Q80 U0.2 W0.2 ;

N65 G01 Z-4 ;
N70 G01 X20 Z-8 ;
N75 G01 Z-12 ;
N80 G03 Z-20 R4 F0.2 ;
N85 G01 Z-24 ;
N90 G01 X30 Z-32 ;
N95 G01 Z-38 ;
N100 G00 X40 ;
N105 G00 X41 Z81 ;
N110 T0404 ;
4

N115 G00 X30 Z2 ;
N120 G72 P55 Q100 ;
N125 G00 X41 Z81 ;
N130 T0101 ;
N135 S1500 F0.2 ;
N140 G00 X0 Z10 ;
N145 G98 G83 X0 Z-15 P2 Q2000 ;
N150 M05 ;
N155 M30 ;
Bài 8:
Dao T0202: - Ti n m t d u: s = 2000 v/p, f = 0.3 mm/v
- Ti n : s = 2500 v/p, f = 0.25 mm/v
Dao T0101: s = 1800 v/p, f = 0.2 mm/v
O0008 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 M03 S2000 F0.3 ;

N10 G00 X41 Z81 ;
5

N15 T0202 ;
N20 M03 S2000 F0.3 ;
N25 G00 X60 Z5 ;
N30 G24 X-0.1 Z2.5 ;
N35 G24 Z0 ;
N40 G73 S2000 F0.2 U1 R0.5 ;
N45 G73 P50 Q105 U0.5 W0.5 ;
N50 G01 X27 Z2 ;
N55 G01 Z0 ;
N60 G01 X31 Z-2 ;
N65 G01 Z-19 ;
N70 G01 X36 ;
N75 G01 X52 Z-30 ;
N80 G01 Z-34 ;
N85 G03 X52 Z-52 R12 F0.2 ;
N90 G01 Z-56 ;
N95 G01 X36 Z-76 R4 ;
N100 G01 Z-90 ;
N105 G00 Z55 ;
N110 G00 X41 Z81 ;
N115 T0202 ;
N120 S3000 F0.15 ;
N125 G00 X31 Z2 ;
N130 G72 P50 Q105 ;
N135 G00 X41 Z81 ;
N140 T0606 ;
N145 S1500 F0.2 ;

N45 G73 U2 R1 ;
N50 G73 P55 Q100 U0.2 W0.2 ;
N55 G00 X56 Z5 ;
N60 G01 Z0 ;
N65 G01 Z-18 ;
N70 G01 X82 Z-38 ;
N75 G01 Z-53 ;
N80 G03 X82 Z-85 R20 F0.2 ;
N85 G01 X82 Z-108 ;
N90 G01 X56 Z-124 ;
N95 G01 Z-140 ;
N100 G00 X60 ;
N105 G00 X41 Z81 ;
N110 T0404 ;
N115 S3000 F0.15 ;
N120 G00 X85 Z10 ;
N125 G72 P55 Q100 ;
N130 G00 X41 Z81 ;
N135 M05 ;
N140 M30 ;
Bài 11:
Dao T0202: - Ti n m t d u: s = 2000 v/p, f = 0.25 mm/v
- Ti n : s = 2500 v/p, f = 0.2 mm/v
Dao T0404: s = 3000 v/p, f = 0.15 mm/v
O0011 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.25 ;
N25 G00 X110 Z40 ;

N25 G00 X25 Z10 ;
N30 G24 X-0.1 Z5 ;
N35 G24 Z0 ;
N40 S2500 F0.2 ;
N45 G73 U2.5 R1 ;
N50 G73 P55 Q110 U0.4 W0.4 ;
N55 G00 X0 Z10 ;
N60 G01 X0 Z0 ;
N65 G03 X11.31 Z-8 ;
N70 G01 X20 Z-9 ;
N75 G01 Z-13 ;
N80 G01 X14 Z-18 ;
N85 G01 Z-20 ;
N90 G03 X11.42 Z-33 R7 F0.2 ;
N95 G02 X8.65 Z-39 R3.5 F0.2 ;
N100 G01 X20 Z-44 ;
N105 G01 Z-48 ;
N110 G00 X30 ;
N115 G00 X41 Z81 ;
N120 T0404 ;
N125 S3000 F0.15 ;
N130 G00 X25 Z10 ;
N135 G72 P55 Q110 ;
N140 G00 X41 Z81 ;
N145 M05 ;
N150 M30 ;
Bài 13:
Dao T0202: - Ti n m t d u: s = 2000 v/p, f = 0.2 mm/v
- Ti n: s = 2500 v/p, f = 0.2 mm/v
Dao T0404: s = 3000 v/p, f = 0.15 mm/v

Dao T0202: - Ti n m t d u: s = 2000 v/p, f = 0.3 mm/v
- Ti n : s = 2500 v/p, f = 0.2 mm/v
- Ti n tinh: s = 3000 v/p, f = 0.15 mm/v
O0014 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.3 ;
N25 G00 X35 Z10 ;
N30 G24 X-0.1 Z2.5 M08
N35 G24 Z0 ;
N40 S2500 F0.2 ;
N45 G73 U2.5 R1 ;
N50 G73 P55 Q90 U0.2 W0.2 ;
N55 G00 X17 Z5 ;
N60 G01 X12.4 Z-2.3 C2.3 ;
N65 G01 X17 Z-27.5 R4 ;
N70 G01 X25 ;
N75 G01 X25 Z-40 R2.5 ;
N80 G01 X35 ;
N85 G01 X35 Z-55 ;
N90 G00 X45 ;
N95 G00 X41 Z81 ;
N100 S3000 F0.15 ;
N105 G00 X45 Z5 ;
N110 G72 P55 Q90 ;
N115 M05 ;
N120 M30 ;
Bài 15:
9

Bài 16:
Dao T0202: - Ti n m t d u: s = 2000 v/p, f = 0.2 mm/v
- Ti n: s = 2800 v/p, f = 0.3 mm/v
Dao T0404: s = 3000 v/p, f = 0.15 mm/v
Dao T0303: s = 1500 v/p, f = 0.2 mm/v
Dao T0808: s = 1200 v/p, f = 1.5 mm/v
O0016 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.2 ;
N25 G00 X40 Z10 ;
N30 G24 X-0.1 Z2.5 ;
N35 G24 Z0 ;
N40 S2800 F0.3 ;
N45 G73 U2 R1 ;
N50 G73 P55 Q125 U0.2 W0.2 ;
N55 G00 X20 Z10 ;
N60 G01 Z-1 C1 ;
N65 G01 X20 Z-31 C1 ;
N70 G01 X22 Z50 R2 ;
N75 G01 X30 Z-50 C1 ;
10

N80 G01 X30 Z-80 ;
N85 G01 X34 ;
N90 G01 Z-120 ;
N95 G01 X30 ;
N100 G01 Z-149 ;
N105 G01 X28 Z-150 ;

N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S200 F0.2 ;
N25 G00 X50 Z10 ;
N30 G24 X-0.1 Z2.5 M08 ;
N35 G24 Z0 ;
N40 S2500 F0.2 ;
N45 G73 U2.5 R1 ;
N50 G73 P55 Q95 U0.2 W0.2 ;
N55 G00 X20 Z5 ;
N60 G01 Z0 C2 ;
N65 G01 X20 Z-32 ;
N70 G01 X22 ;
N75 G01 X32 Z-52 ;
11

N80 G01 Z-62 ;
N85 G03 X28 Z-85 R20 ;
N90 G01 Z-115 ;
N95 G00 X50 ;
N100 G00 X41 Z81 ;
N105 T0404 ;
N110 S3000 F0.15 ;
N115 G00 X50 Z10 ;
N120 G72 P55 Q95 ;
N125 G00 X41 Z81 ;
N130 T0303 ;
N135 S1500 F0.2 ;
N140 G00 X25 Z-32 ;

N80 G01 Z-35 ;
N85 G02 Z-45 R8 ;
N90 G01 Z-50 ;
N95 G02 Z-60 R8 ;
N100 G01 Z-65 ;
N105 G02 Z-75 R8 ;
N110 G01 Z-80 ;
N115 G02 Z-90 R8 ;
N120 G01 Z-95 ;
12

N125 G02 Z-105 R8 ;
N130 G01 Z-110 ;
N135 G01 X24 Z-125 ;
N140 G00 X60 ;
N145 G00 X41 Z81 ;
N150 T0404 ;
N155 S3000 F0.15 ;
N160 G00 X50 Z10 ;
N165 G72 P55 Q140 ;
N170 G00 X41 Z81 ;
N175 T0505 ;
N180 S1800 F0.2 ;
N185 G00 X0 Z10 ;
N190 G98 G83 X0 Z-18 P2 Q2500 ;
N195 M05 ;
N200 M30 ;
Bài 19:
T0202 : - S =2000 v/p, F = 0.3mm/v
- s = 2500v/p, f = 0.2mm/v

N140 M05 ;
N145 M30 ;
13

Bài 20:
T0202 : - s = 2000v/p, f = 0.25mm/v
- s = 2000v/p, f = 0.2mm/v
T0404 : - s = 3000v/p, f = 0.15mm/v
T0101 : - s = 1500v/p, f = 0.2mm/v
O0020 ;
N5 G40 ;G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.25 ;
N25 G00 X60 Z10 ;
N30 G24 X-0.1 Z2.5 M08 ;
N35 G24 Z0 ;
N40 S2000 F0.2 ;
N45 G73 U2 R1 ;
N50 G73 P55 Q90 U0.2 W0.2
;
N55 G00 X18 Z5 ;
N60 G01 Z0 ;
N65 G01 Z-13 ;
N70 G01 X38 Z-22 ;
N75 G03 X54 Z-45 R14 ;
N80 G01 X24 Z-66 ;
N85 G01 Z-54 ;
N90 G00 X60 ;
N95 G00 X41 Z81 ;

N60 G01 Z0 ;
N65 G01 X36 Z-16 ;
N70 G02 X36 Z-40 R18 ;
N75 G01 X36 Z-54 ;
N80 G00 X50 ;
N85 G00 X41 Z81 ;
N90 T0606 ;
N95 S3000 F0.15 ;
N100 G72 P55 Q80 ;
N105 G00 X41 Z81 ;
N110 T0909 ;
N115 G00 X0 Z10 ;
N120 G98 G83 X0 Z-15 Q1500 ;
N125 M05 M09 ;
N130 M30 ;
Bài 22:
T0202 : - s =2000v/p, f = 0.3mm/v
- s = 2800v/p, f = 0.2mm/v
T0404 : - s =3000v/p, f = 0.15mm/v
T0303 : - s = 2000v/p, f = 0.2mm/v
T0707 : - s = 1500v/p, s = 0.3mm/v
O0022 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.3 ;
N25 G00 X100 Z10 ;
N30 G24 X-0.1 Z2.5 M08 ;
N35 G24 Z0 ;
N40 S2800 F0.2 ;

N180 G98 G83 X0 Z-16 P1500 Q800 R1 ;
N185 M05 M09 ;
N190 M30 ;
Bài 23:
T0202 ; - s = 2000v/p, f = 0.25mm/v
- s = 2800v/p, f = 0.2mm/v
T0404 : - s = 3500v/p, f = 0.15mm/v
T0303 : - s = 1800v/p, f = 0.2mm/v
T0909 : - s = 1500v/p, f = 0.3mm/v
T0101 : - s = 1200v/p, f = 0.3mm/v
O0023 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.25 ;
N25 G00 X55 Z10 ;
N30 G24 X-0.1 Z2.5 M08 ;
N35 G24 Z0 ;
N40 S2800 F0.2 ;
N45 G73 U2 R1 ;
N50 G73 P55 Q115 U0.2 W0.2 ;
N55 G00 X24 Z5 ;
N60 G01 Z0 ;
N65 G03 X32 Z-18 R14 ;
N70 G01 X32 Z-21 ;
N75 G01 X44 ;
N80 G01 X44 Z-37 ;
N85 G52 X44 Z-37 ;
N90 G01 X-7 Z-7.77 R4 ;
N95 G01 X-7 Z-14 R4 ;

T0202 : - s =2000v/p, f = 0.2mm/v
- s = 2500v/p, f = 0.2mm/v
T0404 : - s = 3000v/p, f = 0.15mm/v
T0303 : - s = 1500v/p, f = 2mm/v
T0808 : - s =2000v/p, f = 0.2mm/v
T0707 : - s =1200v/p, f = 0.2mm/v
O0024 ;
N5 G40 G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 S2000 F0.2 G00 X12 Z8 ;
N25 G24 X-0.1 Z2.5 M08 ;
N30 G24 Z0 ;
N35 S2500 F0.2 ;
;N40 G73 U2 R1
N45 G73 Q110 P50 U0.2 W0.2 ;
N50 G00 X12 Z5 ;
N55 G01 Z0 C2 ;
N60 G01 Z-12 ;
N65 G01 X18 ;
N70 G03 X24 Z-15 R3.5 ;
N75 G01 X24 Z-17 ;
N80 G01 X20 Z-18 ;
N85 G02 X20 Z-30 R8 ;
N90 G01 X24 Z-31 ;
N95 G01 X22 Z-33 ;
N100 G01 X12 Z-35 ;
N105 G01 Z-50 ;
N110 G00 X30 ;
N115 G00 X41 Z81 ;

T0808 : - s = 1200v/p, f = 2mm/v
T0101 : - s = 1800v/p, f = 0.2mm/v
O0025 ;
N5 G40 ;G80 G90 G95 G97 ;
N10 G00 X41 Z81 ;
N15 T0202 ;
N20 M03 S2000 F0.3 ;
N25 G00 X85 Z10 ;
N30 G24 X-0.1 Z2 M08 ;
N35 G24 Z0 ;
N40 S2500 F0.2 ;
N45 G73 U2 R1 ;
N50 G73 P55 Q100 U0.2 W0.2 ;
N55 G00 X36 Z2 ;
N60 G01 Z0 ;
N65 G01 X40 Z-2 ;
N70 G01 Z-35 ;
N75 G01 X50 Z-55 ;
N80 G01 X70 Z-55 R5 ;
N85 G01 X70 Z-75 ;
N90 G01 X74 ;
N95 G01 X74 Z-105 ;
N100 G00 X85 ;
N105 G00 X41 Z81 ;
N110 T0404 ;
N115 S3000 F0.15 ;
N120 G00 X85 Z10 ;
N125 G72 P55 Q100 ;
N130 G00 X41 Z81 ;
N135 T0606 ;