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1、. 机床数控技术课程设计说明书学校：南京航空航天大学专业：机械工程及自动化学号：姓名：设计题目：PL1 DC21指导教师：时间：一课设任务：1.PL1-逐点比较法插补第1象限直线；DDA法插补第21象限顺圆弧。二课设要求:1.具有数据输入界面，如输入直线插补的起点、终点，圆弧插补的起止点、圆心或半径、插补的步长等；2.具有插补过程的动态显示功能，如单步插补、连续插补等；3.插补的步长可调；4.直线的起点、圆弧的圆心在坐标系中的位置可变即直线的起点、圆弧的圆心可不设定在坐标原点5.建议使用C语言编程，有条件者可使用VB、VC等语言编程。三程序界面及运行截图1.直线连续插补：2. 直线单步插补：3
2、. 圆弧连续插补：4.圆弧单步插补：四、程序流程图1.PL1：逐点比较法插补第1象限直线逐点比较法插补直线的过程为每进给一步需完成偏差判别，坐标进给，偏差计算，终点判别四个步骤，具体流程如图1 所示。开场E=E-1YNY向正Y方向前进一步F=F+(*02-*01)向正*方向前进一步F=F-(y02-y01)F=0E0N完毕E=(abs(*01-*02)+abs(y01-y02)/k (总步数)F=0 判别函数初始化，输入起点*01、y01，终点*02、y02，步长k2、DDA法圆弧插补*m=fi*(*-*03)/b);ym=fi*(yy+R-y03)/b)Yjv*=0;jvy=0m=2j*m0
3、？jv*=jv*+yj-yyYNym0？jvy=jvy+*-*jYjv*溢出？0？+*前进一步*m=*m-1Yjvy溢出？0？+Y前进一步ym=ym-1*m0|ym0N二一象限顺圆？计算圆心坐标*,yy*j=*03,yj=y03初始化，输入起点坐标*r03,y03，终点坐标(*04,y04) 半径R步长b和存放器位数j开场NY+*前进一步*n=*n-1-Y前进一步yn=yn-1*n=fi*(*04-*)/b);yn=fi*(yy+R-y04)/b);N*n0？jv*=jv*+yj-yyYNyn0？jvy=jvy+*j-*Yjv*溢出？0？Yjvy溢出？0？*n0|yn0NY完毕五程序及变量说明
4、Matlabfunction varargout = c*y_050910610(varargin)gui_Singleton = 1;gui_State = struct(gui_Name, mfilename, . gui_Singleton, gui_Singleton, . gui_OpeningFcn, c*y_050910610_OpeningFcn, . gui_OutputFcn, c*y_050910610_OutputFcn, . gui_LayoutFcn, , . gui_Callback, );if nargin & ischar(varargin1) gui_Sta
5、te.gui_Callback = str2func(varargin1);endif nargout varargout1:nargout = gui_mainfcn(gui_State, varargin:);else gui_mainfcn(gui_State, varargin:);endfunction c*y_050910610_OpeningFcn(hObject, eventdata, handles, varargin)global uu=0;global fla;fla=0;handles.output = hObject;guidata(hObject, handles)
6、;function varargout = c*y_050910610_OutputFcn(hObject, eventdata, handles) varargout1 = handles.output;function *1_Callback(hObject, eventdata, handles)global *01;*01=str2double(get(handles.*1,string);function *1_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), g
7、et(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunction *2_Callback(hObject, eventdata, handles)global *02;*02=str2double(get(handles.*2,string);function *2_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgr
8、oundColor) set(hObject,BackgroundColor,white);endfunction y1_Callback(hObject, eventdata, handles)global y01;y01=str2double(get(handles.y1,string);function y1_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,Back
9、groundColor,white);endfunction y2_Callback(hObject, eventdata, handles)global y02;y02=str2double(get(handles.y2,string);function y2_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunct
10、ion *3_Callback(hObject, eventdata, handles)global *03;*03=str2double(get(handles.*3,string);function *3_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunction y3_Callback(hObject, ev
11、entdata, handles)global y03;y03=str2double(get(handles.y3,string);function y3_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunction *4_Callback(hObject, eventdata, handles)global *04
12、;*04=str2double(get(handles.*4,string);function *4_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunction y4_Callback(hObject, eventdata, handles)global y04;y04=str2double(get(handles
13、.y4,string);function y4_CreateFcn(hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunction r_Callback(hObject, eventdata, handles)global R;R=str2double(get(handles.r,string);function r_CreateFcn(
14、hObject, eventdata, handles)if ispc & isequal(get(hObject,BackgroundColor), get(0,defaultUicontrolBackgroundColor) set(hObject,BackgroundColor,white);endfunction clear_Callback(hObject, eventdata, handles)cla;function straightline_Callback(hObject, eventdata, handles)global s;grid on;*01=str2double(get(handles.*1,string);*02=str2double(g
