1、数控车床编程 2012 10 26 如图所示工件 毛坯为 45 120 棒材 材料为45钢 数控车削端面 外圆 起刀点设置在工件坐标系X55 Z20处 1 根据零件图样要求 毛坯情况 确定工艺方案及加工路线1 对短轴类零件 轴心线为工艺基准 用三爪自定心卡盘夹持 45外圆 使工件伸出卡盘80 一次装夹完成粗精加工 2 工步顺序 粗车 40 外圆 留1 精车余量 S600 F80 T01 精车 40 外圆到尺寸 S1000 F40 T02 N01G92X55Z20 设置起刀点N02T0101 取1号90 偏刀 粗车N03G90G00X41Z1 N04M03S600 N05G01X41Z 64F8
2、0 粗车 40 外圆 留1 精车余量N06G00X55Z20M05T0100 回起刀点换刀N07T0201 N08G00X40Z1 N09M03S1000 N10G01X40Z 64F40 精车 40 外圆到尺寸N11G00X55Z20 N12M05 N13M02 用G90指令指令加工 毛坯直径为50mm 端面加工吃刀深度1mm 切削过程中要求开切削液 粗加工切削时主轴转速为S200 F100 精加工S600 F50 假设加工过程中使用同一刀具 N010G92X100 0Z100 0 N020T0101 N030M03S200 N040M08 N050G90G00X55 0Z78 0 N060
3、G79X30 0Z74 0F100 N070Z73 0 N080Z72 0 N090Z71 0 N100Z70 0 N110G00X55 0Z72 0 N120G77X48 0Z30 0S200F100 N130X46 0 N140X44 0 N150X42 0 N160X40 0S600F50 N170G00X100Z100 N180M09M05 N190M02 如图所示工件 毛坯为 25 65 棒材 材料为45钢 起刀点设置在工件坐标系下X30 Z150处 工步顺序 粗车外圆 分三刀切完 F100 S500 自右向左精车右端面及各外圆面 车右端面 倒角 切削螺纹外圆 车 16 外圆 车R3
4、 圆弧 车 22 外圆 F80 S800 切槽 F50 S200 车螺纹 F50 S250 切断 F50 S200 T01为粗加工刀 选90 外圆车刀 T02为精加工刀 选尖头车刀 T03为切槽刀 刀宽为4 T04为60 螺纹刀 N0005G92X30Z150 N0010G18G00Z2M03S500T0101 N0020X22 N0030G01Z 50F100 粗车外圆得 22 N0040X30 N0050G00Z2 N0060X19 N0070G01Z 32F100 粗车外圆得 19 N0080G91G02X1 5Z 1 5R1 5 粗车圆弧一刀得R1 5 N0090G90G00X30 N
5、0100Z2 N0110X17 粗车外圆得 17 N0120G01Z 32F100 N0130G91G02X5Z 2 5R2 5 粗车圆弧二刀得R2 5 N0140G90G00X30Z150M05T0100 N0150M03S800T0201 精车刀N0160X0Z2 N0170G01Z0F50 精加工N0180X14 N0190X16Z 1 N0200Z 32 N0210G91G02X6Z 3R3 粗车圆弧三刀得R3mmN0220G90G01X22Z 50 N0230G00X30 N0240Z150M05T0200 N0250M03S200T0301 换切槽刀N0260G00X20Z 19
6、割槽N0270G01X11F50 N0280X20 N0290G00X30Z150M05T0300 N0300M03T0401 换螺纹刀 调螺纹刀刀偏值N0310G00X16Z5S250M03 至螺纹循环加工起始点N0320G78X15 2Z 17F50 车螺纹循环N0323G78X14 6Z 17 N0325G78X14 2Z 17 N0328G78X14 0Z 17 N0330G00X30Z150M05T0400 N0340M03S200T0301 换切槽刀N0350G00X30Z 49 切断N0360G01X0F50 N0370G00X30Z150 N0380M05 N0390M02 图
7、示如下零件 材料 黄铜 毛坯 锻件 单边余量约1mm 螺纹为公制直螺纹 螺距1 5mm1 刀 内孔刀 2 刀 切槽刀 刀宽为槽宽3mm 3 刀 螺纹刀刀具起始点为 X100 Z50 N0010G92X100Z50 N0020M03S1500 N0030T0101 N0040G00X30N0050G00Z0 N0060G01X55F150 加工端面 N0070G01X41 N0080G01X38Z 1 5 倒角1 5 45 N0090G01Z 26 车削内孔 38 N0100G03X30Z 30R4F100 车削内圆弧R4 N0110G01Z 37 车削内孔 30 N0120G00X28 X向退
8、刀 N0130G00Z50M05T0100 Z向退刀 N0140T0201 换内孔刀割槽 N0145M03S1500 N0150G00X35 快速进刀 N0160G00Z 18 快速进刀 N0170G01X44P2000F150 割槽 N0180G00X36 快速退刀 N0190G00Z50M05T0200 快速退刀 N0200T0301 换螺纹刀加工螺纹 N0210M03S700 N0220G00X38Z2 快速进刀 N0230G78X38 8Z 16 加工螺纹 N0233G78X39 4Z 16 N0236G78X39 8Z 16 N0230G78X40 0Z 16 N0240G00X30
9、 N0250G00Z50 N0260G00X100 N0270M05 N0280M02 变速手柄轴 毛坯为 25 100 棒材 材料为45钢 完成数控车削 N10G50S10000N12G00G97S20T0101N14M03N16M08N18G00X78 854Z5 254N20G00Z 0 293N22G00X68 000N24G01X31 414F5 000N26G01X30 000Z 1 000N28G01Z 10 000F10 000N30G01X48 000N32G18G03X50 000Z 11 000R1 000N34G01Z 23 930N36G01Z 39 046N38G0
10、1Z 50 000N40G01X58 000N42G01X56 586Z 49 293F20 000N44G01X68 000N46G00X78 854N48G00Z5 254N50M01N52G50S10000N54G00G97S20T0202N56M03N58M08N60G00X99 774Z 23 684 N62G00Z 27 430N64G00X61 800N66G01X49 800F5 000N68G01X41 420F10 000N70G04X0 500N72G01Z 37 546N74G04X0 500N76G01X53 420F20 000N78G00Z 27 430N80G0
11、1X41 420F5 000N82G01Z 37 546F10 000N84G04X0 500N86G01X61 800F20 000N88G00X99 774N90G00Z 23 684N92M01N94G50S10000N96G00G97S20T0303N98M03N100M08N102G00X0 481Z26 133N104G00X 9 414Z 0 293N106G01X18 586F5 000N108G01X20 000Z 1 000N110G01Z 20 586F10 000N112G01X0 586Z 30 293N114G01Z 29 293F20 000N116G01X 9 414N118G00X0 481Z26 133N120M09N122M30
