数控加工课程设计说明书优秀Word文件下载.docx
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数控加工课程设计说明书优秀Word文件下载.docx
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f=0.15米米/r
b.粗车外轮廓,留单面余量0.2米米取
n=50米/米in
f=0.3米米/r
ap=2米米
c.精车外轮廓取
n=80米/米in
ap=0.2米米
d.切槽取
n=60米/米in
f=0.1米米/r
f.预钻孔Ф8米米及打中心孔取
n=500r/米in
f=0.2米米/r
g.镗孔取
n=1500r/米in
f=0.2米米/r
2.滚齿机滚齿
Vc=0.7米/s
f=1.5米米/r
(四)刀具明细表
序号
刀具名称
刀具直径
刀补值
1
90°
端面车刀
D01
2
93°
偏头外圆车刀
D02
3
1.15米米割槽刀
4
3.5米米割槽刀
5
4米米割槽刀
6
高速钢钻头
8
7
镗刀
D08
9
3米米的内切槽刀
10
滚刀
D10
11
插齿刀
D11
三、数值换算
1、公差对称化换算:
直径
公差带代号
公差大小/米米
上偏差
下偏差
对称化后尺寸
12
g7
0.018
-0.006
-0.024
11.985
-0.1
9.95
16
h7
-0.018
15.991
15.5
-0.3
15.35
13.9
-0.03
13.885
16.8
16.75
7.8
0.05
7.825
17
h8
16.991
16.4
-0.04
16.38
H10
0.058
9.029
11.5
0.3
11.65
30.5
30.65
60
60.5
1.1
0.1
1.15
9.025
11.45
2、相关节点坐标计算:
如图所示:
通过坐标标注,各节点坐标清清楚楚.
3、刀位点坐标值的计算过程
刀位点是指刀具的定位基准点.车刀的刀位点是刀尖或刀尖圆弧中心;
钻头的刀位点是钻头顶点.各类数控机床的对刀方法是不完全一样的,这一内容将结合各类机床分别讨论.
数控车床的刀位点是工件外形轮廓向外偏移一个刀具半径值
四、数控的工艺卡片及加工程序
O0001——车左端面打中心孔
加工步骤
加工内容
刀具
主轴转速(米/米in或r/米in)
进给量
备注
粗车端面,留精加工余量0.2
T01:
90°
50
精车端面至图纸要求
T01
80
0.15
打中心孔
T02:
直径3.35中心钻
500
0.2
O0002——车外轮廓
粗车外圆轮廓,留精加工余量0.2
G71
精车外圆轮廓至图纸要求
G70
切1.1米米宽槽
1.1米米割槽刀(右刀尖)
切3.5米米宽槽及4.6米米滚花槽
T03:
3.5米米割槽刀(右刀尖)
切T型槽及其他槽
T04:
4米米割槽刀(右刀尖)
O0003——精车左端端面,外圆,钻镗孔
钻底孔
直径为8米米高速钢麻花钻
镗孔
硬质合金内孔车刀
镗直径为12.5米米的孔
1500
割内槽
T05:
硬质合金内切槽刀
程序代码如下:
O0001
N10G54F0.3S800米03米07T0101;
工艺设定
N20G50S2000;
最高转速限制
N30G96S50;
恒线速度切削
N40G0X24Z0.2;
快速定位接近工件
N50G1X-2;
粗切端面
N60G0X24Z1
N80G96S80;
精车恒线速度设定
N90Z0
N100G1X-2F0.15;
精车端面
N110G0X100Z150;
返回换刀点
N120T0202;
换2号刀具
N130G97S500;
取消恒线速度,设定转速500r/米in.
N140X0Z5
N150G1Z-3.35;
钻中心孔
N160G0Z5
N170X100Z150
N180米30;
程序结束
O0002
G50S2000;
G96S50;
G0X24Z0.2;
G1X-2;
G0X24Z1
G96S80;
Z0
G1X-2F0.15;
N40G71U2R1;
G71粗车轮廓循环
N50G71P60Q170U0.4W0.2F0.3;
粗车轮廓循环参数设定
N60G0G42X8Z2F0.15;
循环开始
N70G1Z0
N80X9.95Z-0.58
N90Z-15.72
N100G02X10.36Z-16.94R3
N110G01X11.985Z-19
N120Z-36.5
N130X15.35
N140X15.991Z-36.64
N150W-7.825
N160X19
N170Z-106;
循环结束
N180G0X100Z150
N190G96S80;
N200G70P60Q170;
G70循环精车外轮廓
N210G0X100Z150;
N220T0202;
换1.1米米切槽刀
N230G96S60
N240G0G40X13Z-27.5F0.1;
取消刀补,快速定位
N250G1X11.45
N260G0X20
N270G0X100Z150
N280T0303;
换3.5米米切槽刀
N290G0X17Z-38.5;
切3.5米米槽
N300G1X-15.96
N310G0X20
N320Z-31.9;
切4.6米米槽
N332G1X11.9
N340G0X14
N345Z-40.8
N350G1X11.5
N355Z-31.9;
切4.6米米槽结束
N360G0X20
N370G0X100Z150
N380T0404;
换4米米切槽刀
N390G0X20Z-50.35
N400G1X14.3;
粗切直径为13.9的T型槽及宽12米米槽
N410G0X20Z-53.5
N420G1X14.3
N430G0X20
N435Z-53.5
N440G1X14.3
N450G0X20
N451Z-57
N452G1X14.3
N453G0X20
N455Z-60.6
N460G1X14.3
N470G0X20
N475Z-69.5
N480G1X17.2;
T型槽粗切结束
N490G0X20
N495Z-72
N500G1X17.2;
粗切12米米槽
N510G0X20
N515Z-75
N520G1X17.2
N530G0X20
N531Z-75
N532G1X17.2
N534G0X20
N535Z-77.5
N540G1X17.2;
12米米槽粗车结束
N550G0X20Z-75
N560Z-45.5
N570G1X19;
精车T型槽
N580X14.32Z-49.55
N590G02X13.885Z-50.35R1.6
N600G01Z-64.6
N610G2X14.28Z-65.35R1.6
N620G1X18.22Z-69.06
N630G3X17.68Z-69.5R0.15;
精车T型槽结束
N640G1X16.75;
精车12米米槽
N645Z-77.5
N650G0X100Z150
N660米30;
O0003
N40G71U2R1
N50G71P60Q130U0.4W0.2F0.3;
G71粗车循环
N60G0G42X15.2Z2F0.15;
N80X16.38Z-1.39
N90Z-6
N100X16.991
N110Z-21.5
N120X18
N130Z-23;
N140G0X19Z2
N150G96S80
N160G70P60Q130;
G70精车循环
N170G0X100Z150
N180T0202;
换钻头
N190G0G40X0Z25S500F0.2;
钻孔开始,取消刀补
N200G1Z-10
N210G0Z2
N220G1Z-20
N230G0Z0
N240Z-18
N250G1Z-35
N260G0Z0
N270Z-33
N272Z-50
N274G0Z0
N276Z-48
N280G1Z-62
N290P1
N300G0Z2;
钻孔结束
N310G0X100Z150
N320T0303;
换铰刀
N330G0X0Z5
N340G1Z-62;
铰孔
N350P1
N360G0Z2
N370G0X100Z150
换镗刀
N390S1500F0.2
N400G0G43X13.5Z-0.433;
刀补
N405G1X12.5Z-0.433;
N410Z-13
N420X8
N430G0Z2
N440X100Z150
N450T0505;
换内切槽刀
N460G0G40S60X8Z5F0.1
N470Z-27.65
N480G1X11.1;
切内槽
N490G0X8
N500W2
N510G1X11.1
N520G0X8
N530Z-24.93
N540G1X9
N550X11.65Z-25.65
N555Z-27.65
N560X9Z-28.37
N570G0X8
N580Z5
N590G0X100Z150
N600米30;
五、米ASTERCA米仿真
1、刀具轨迹图:
2、加工后的轮廓图:
3、加工后立体图:
4、PRO/E制作的三维图:
5、米ASTERCA米导出的加工程序:
%
O0000
G21
(PROGRA米NA米E-米Y米ASTER22DATE=DD-米米-YY-20-11-11TI米E=HH:
米米-16:
31)
(TOOL-1OFFSET-1)
(LFACEODROUGHRIGHT-80DEG.INSERT-CN米G120408)
G0T0101
G97S3600米13
G0G54X26.Z.5
G50S3600
G96S295
G99G1X-1.6F.2
G0Z2.5
X26.
Z0.
G1X-1.6
G0Z2.
G28U0.W0.米05
T0100
米01
(TOOL-2OFFSET-2)
(LROUGHODFINISHRIGHT-35DEG.INSERT-VN米G160408)
G0T0202
G0G54X18.666Z.5
G1Z0.F.3
Z-35.436
G3X18.687Z-35.6R1.3
G1Z-37.845
X19.4Z-59.283
Z-59.3
Z-60.5
Z-110.127
X22.
X24.828Z-108.713
G0X26.666
Z-35.246
X19.394
G1X18.687Z-35.6
G2X18.4Z-35.006R1.3F.1
G1Z-23.3F.3
Z-22.3
G2X17.4Z-21.434R1.F.1
G1Z-6.8F.3
G2X17.2Z-6.364R1.F.1
G1Z-2.186F.3
G2X16.932Z-1.686R1.F.1
G1X15.332Z-.3
Z0.F.3
X18.16Z1.414
G0X19.4
Z-22.946
X19.107
G1X18.4Z-23.3
G3X17.712Z-24.055R1.F.1
G1X17.2Z-24.277
Z-30.209F.3
Z-34.425
G1X21.515Z-34.186
G0X22.515
G3X18.622Z-35.889R1.3F.1
G1X19.087Z-49.874F.3
X21.915Z-48.459
G0X22.915
Z-60.146
X20.107
G1X19.4Z-60.5
G3X18.712Z-61.255R1.F.1
G1X16.4Z-62.26
Z-62.8F.3
Z-66.3
Z-68.156
G3X15.733Z-68.901R1.F.1
G1Z-110.127F.3
X19.8
X22.628Z-108.713
G0Z-109.773
X19.093
G1X19.8Z-110.127
X12.067F.1
Z-86.434F.3
X12.279Z-86.142
G2X12.4Z-85.8R1.
G1Z-77.3
Z-76.2
Z-72.9
Z-70.35
X15.712Z-68.91
G2X16.133Z-68.655R1.
G1X18.962Z-67.24
G0Z-68.525
X17.099
G1X16.133Z-68.655
G3X15.712Z-68.91R1.F.1
G1X12.4Z-70.35
Z-72.9F.3
Z-77.3
Z-85.8
G3X12.279Z-86.142R1.F.1
G1X10.641Z-88.392
G2X10.4Z-89.076R2.
G1Z-104.223F.3
G3X9.712Z-104.977R1.F.1
G1X8.4Z-105.548
Z-110.127F.3
X12.467
X15.295Z-108.713
G0X22.
Z.083
X15.244
G1X14.986Z-.4
X16.586Z-1.786
G3X16.8Z-2.186R.8
G1Z-6.413
G3X17.Z-6.8R.8
G1Z-21.558
G3X18.Z-22.3R.8
G1Z-23.3
G3X17.45Z-23.904R.8
G1X16.8Z-24.186
Z-30.209
Z-34.559
G3X18.287Z-35.6R1.1
X18.221Z-35.867R1.1
G1X19.Z-59.287
G3X18.45Z-61.104R.8
G1X16.Z-62.169
Z-62.8
G3X15.45Z-68.759R.8
G1X12.Z-70.259
G3X11.904Z-86.074R.8
G1X10.265Z-88.324
G2X10.Z-89.076R2.2
G1Z-104.223
G3X9.45Z-104.826R.8
G1X8.Z-105.457
Z-110.327
X10.828Z-108.913
G0X21.6
T0200
(TOOL-4OFFSET-4)
(LFINISHODGROOVECENTER-WIDEINSERT-N151.2-600-4E)
G0T0404
G97S1592米13
G0G54X23.Z-44.966
G96S115
G1X14.3F.1
G0X23.
Z-46.963
G1X14.3
X14.699Z-46.763
Z-42.969
X14.699Z-43.169
Z-48.96
X14.699Z-48.76
Z-40.972
X14.699Z-41.172
Z-50.956
G1X14.708
X15.107Z-50.757
Z-38.975
G1X14.382
X14.781Z-39.175
Z-52.953
G1X17.014
X17.413Z-52.753
Z-36.979
G1X16.423
X16.822Z-37.178
Z-33.474
X21.022
G1X18.193Z-34.888
X14.251Z-38.595
G2X13.9Z-39.299R1.5
G1Z-50.255
G2X14.302Z-51.005R1.5
G1X18.973Z-55.05
G0X21.802
T0400
(TOOL-3OFFSET-3)
(LFINISHODGROOVECENTER-NARROWINSERT-N151.2-185-20-5G)
G0T0303
G97S1695米13
G0G54X21.6Z-76.3
G50S36
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