def d_key(acad,x,y,L,b): ul=APoint(x-b/2,y+(L-b)/2) ur=APoint(x+b/2,y+(L-b)/2) dl=APoint(x-b/2,y-(L-b)/2) dr=APoint(x+b/2,y-(L-b)/2) d_l(acad,ul,dl) d_l(acad,ur,dr) d_arc([x-b/2,y+(L-b)/2,x,y+(L)/2,x+b/2,y+(L-b)/2]) d_arc([x-b/2,y-(L-b)/2,x,y-(L)/2,x+b/2,y-(L-b)/2])
def d_tank_f_bearcap(acad, x, y, S, h, ribb, H): #轴承盖 sli = 1 [l1, l2] = d_pointline(acad, x - (ribb / 2 + 2 * sli), y - H, x - (ribb / 2 + sli), y - (H - sli)) [r1, r2] = d_pointline(acad, x + (ribb / 2 + 2 * sli), y - H, x + (ribb / 2 + sli), y - (H - sli)) [l3, l4] = d_pointline(acad, x - (ribb / 2 + sli), y - H, x - (ribb / 2), y - (H - sli)) [r3, r4] = d_pointline(acad, x + (ribb / 2 + sli), y - H, x + (ribb / 2), y - (H - sli)) l5 = APoint(x - (ribb / 2 + sli), y - ((S + sli) * (S + sli) / 4 - (ribb / 2 + sli)**2)**0.5) r5 = APoint(x + (ribb / 2 + sli), y - ((S + sli) * (S + sli) / 4 - (ribb / 2 + sli)**2)**0.5) l6 = APoint(x - (ribb / 2), y - ((S) * (S) / 4 - (ribb / 2)**2)**0.5) r6 = APoint(x + (ribb / 2), y - ((S) * (S) / 4 - (ribb / 2)**2)**0.5) supl1 = APoint(x - (S**2 / 4 - h**2)**0.5, y + h) supr1 = APoint(x + (S**2 / 4 - h**2)**0.5, y + h) supl2 = APoint(x - (S**2 / 4 - h**2)**0.5, y - h) supr2 = APoint(x + (S**2 / 4 - h**2)**0.5, y - h) d_l(acad, l2, l5) d_l(acad, r2, r5) d_l(acad, l4, l6) d_l(acad, r4, r6) c = APoint(x, y) d_c(acad, c, S / 2) d_c(acad, c, (S + sli) / 2) return supl1, supr1, supl2, supr2, l1, r1
def d_bolt_f_solo(acad, x, y, e): h = 3**0.5 / 4 * e [b1, b2] = d_pointline(acad, x - e / 2, y, x - e / 4, y + h) [b3, b4] = d_pointline(acad, x + e / 4, y + h, x + e / 2, y) [b5, b6] = d_pointline(acad, x + e / 4, y - h, x - e / 4, y - h) d_l(acad, b2, b3) d_l(acad, b4, b5) d_l(acad, b6, b1) #辅助线 [s1, s2] = d_pointline(acad, x - (e / 2 + 2), y, x + (e / 2 + 2), y) [s3, s4] = d_pointline(acad, x, y + h + 2, x, y - (h + 2))
def cap_u(acad, x, y, H, d, D, d3, b, h, updown, oc): d1 = d + 3 e = 1.2 * d3 d0 = d3 + 1 D0 = D + 2.5 * d3 D2 = D0 + 2.5 * d3 D4 = D - 10 if updown == 'u': [fl1, fr1] = d_pointline(acad, x - D2 / 2, y + H, x + D2 / 2, y + H) [fl2, fl3] = d_pointline(acad, x - D0 / 2 - d0 / 2, y + H, x - D0 / 2 - d0 / 2, y + H - e) [fr2, fr3] = d_pointline(acad, x + D0 / 2 + d0 / 2, y + H, x + D0 / 2 + d0 / 2, y + H - e) [fl4, fl5] = d_pointline(acad, x - D0 / 2 + d0 / 2, y + H, x - D0 / 2 + d0 / 2, y + H - e) [fr4, fr5] = d_pointline(acad, x + D0 / 2 - d0 / 2, y + H, x + D0 / 2 - d0 / 2, y + H - e) [fl6, fl7] = d_pointline(acad, x - D / 2 + 1, y + H - e, x - D / 2 + 1, y + H - e - 1) [fr6, fr7] = d_pointline(acad, x + D / 2 - 1, y + H - e, x + D / 2 - 1, y + H - e - 1) fl8 = APoint(x - D2 / 2, y + H - e) fr8 = APoint(x + D2 / 2, y + H - e) [fl9, fl10] = d_pointline(acad, x - D / 2, y + h, x - D / 2, y + H - e - 1) [fr9, fr10] = d_pointline(acad, x + D / 2, y + h, x + D / 2, y + H - e - 1) [fl11, fl12] = d_pointline(acad, x - (D * D - b * b)**0.5 / 2, y + h, x - (D * D - b * b)**0.5 / 2, y) [fr11, fr12] = d_pointline(acad, x + (D * D - b * b)**0.5 / 2, y + h, x + (D * D - b * b)**0.5 / 2, y) [fl13, fl14] = d_pointline(acad, x - (D4 * D4 - b * b)**0.5 / 2 + h / 10, y + h, x - (D4 * D4 - b * b)**0.5 / 2, y) [fr13, fr14] = d_pointline(acad, x + (D4 * D4 - b * b)**0.5 / 2 - h / 10, y + h, x + (D4 * D4 - b * b)**0.5 / 2, y) [fl15, fl16] = d_pointline(acad, x - D4 / 2 + h / 10, y + h, x - D4 / 2 + H / 10, y + H / 2) [fr15, fr16] = d_pointline(acad, x + D4 / 2 - h / 10, y + h, x + D4 / 2 - H / 10, y + H / 2) [fl17, fl18] = d_pointline(acad, x - b / 2, y, x - b / 2, y + h) [fr17, fr18] = d_pointline(acad, x + b / 2, y, x + b / 2, y + h) d_l(acad, fl1, fl8) d_l(acad, fr1, fr8) d_l(acad, fl6, fl8) d_l(acad, fr6, fr8) d_l(acad, fl10, fl7) d_l(acad, fr10, fr7) d_l(acad, fl12, fr12) d_l(acad, fl9, fl13) d_l(acad, fr9, fr13) d_l(acad, fl16, fr16) d_l(acad, fl18, fr18) #辅助线 [fl6, fl7] = d_pointline(acad, x - D0 / 2, y + H + 2, x - D0 / 2, y + H - e - 2) [fr6, fr7] = d_pointline(acad, x + D0 / 2, y + H + 2, x + D0 / 2, y + H - e - 2) ol1 = APoint(x - D / 2, y + H) or1 = APoint(x + D / 2, y + H) [ol2, or2] = d_pointline(acad, x - (D / 2 - 1), y + H - 1, x + (D / 2 - 1), y + H - 1) d_l(acad, ol1, ol2) d_l(acad, or1, or2) if oc == 'o': ol3 = APoint(x - d1 / 2, y + H - 1) or3 = APoint(x + d1 / 2, y + H - 1) [ol4, or4] = d_pointline(acad, x - d1 / 2, y + 7 * H / 8, x + d1 / 2, y + 7 * H / 8) [ol5, or5] = d_pointline(acad, x - d1 / 2 - 3, y + 13 * H / 16, x + d1 / 2 + 3, y + 13 * H / 16) [ol6, or6] = d_pointline(acad, x - d1 / 2 - 3, y + 11 * H / 16, x + d1 / 2 + 3, y + 11 * H / 16) [ol7, or7] = d_pointline(acad, x - d1 / 2, y + 5 * H / 8, x + d1 / 2, y + 5 * H / 8) ol8 = APoint(x - d1 / 2, y + H / 2) or8 = APoint(x + d1 / 2, y + H / 2) d_l(acad, ol3, ol4) d_l(acad, or3, or4) d_l(acad, ol4, ol5) d_l(acad, or4, or5) d_l(acad, ol5, ol6) d_l(acad, or5, or6) d_l(acad, ol6, ol7) d_l(acad, or6, or7) d_l(acad, ol7, ol8) d_l(acad, or7, or8) if updown == 'd': [fl1, fr1] = d_pointline(acad, x - D2 / 2, y - H, x + D2 / 2, y - H) [fl2, fl3] = d_pointline(acad, x - D0 / 2 - d0 / 2, y - H, x - D0 / 2 - d0 / 2, y - H + e) [fr2, fr3] = d_pointline(acad, x + D0 / 2 + d0 / 2, y - H, x + D0 / 2 + d0 / 2, y - H + e) [fl4, fl5] = d_pointline(acad, x - D0 / 2 + d0 / 2, y - H, x - D0 / 2 + d0 / 2, y - H + e) [fr4, fr5] = d_pointline(acad, x + D0 / 2 - d0 / 2, y - H, x + D0 / 2 - d0 / 2, y - H + e) [fl6, fl7] = d_pointline(acad, x - D / 2 + 1, y - H + e, x - D / 2 + 1, y - H + e + 1) [fr6, fr7] = d_pointline(acad, x + D / 2 - 1, y - H + e, x + D / 2 - 1, y - H + e + 1) fl8 = APoint(x - D2 / 2, y - H + e) fr8 = APoint(x + D2 / 2, y - H + e) [fl9, fl10] = d_pointline(acad, x - D / 2, y - h, x - D / 2, y - H + e + 1) [fr9, fr10] = d_pointline(acad, x + D / 2, y - h, x + D / 2, y - H + e + 1) [fl11, fl12] = d_pointline(acad, x - (D * D - b * b)**0.5 / 2, y - h, x - (D * D - b * b)**0.5 / 2, y) [fr11, fr12] = d_pointline(acad, x + (D * D - b * b)**0.5 / 2, y - h, x + (D * D - b * b)**0.5 / 2, y) [fl13, fl14] = d_pointline(acad, x - (D4 * D4 - b * b)**0.5 / 2 + h / 10, y - h, x - (D4 * D4 - b * b)**0.5 / 2, y) [fr13, fr14] = d_pointline(acad, x + (D4 * D4 - b * b)**0.5 / 2 - h / 10, y - h, x + (D4 * D4 - b * b)**0.5 / 2, y) [fl15, fl16] = d_pointline(acad, x - D4 / 2 + h / 10, y - h, x - D4 / 2 + H / 10, y - H / 2) [fr15, fr16] = d_pointline(acad, x + D4 / 2 - h / 10, y - h, x + D4 / 2 - H / 10, y - H / 2) [fl17, fl18] = d_pointline(acad, x - b / 2, y, x - b / 2, y - h) [fr17, fr18] = d_pointline(acad, x + b / 2, y, x + b / 2, y - h) d_l(acad, fl1, fl8) d_l(acad, fr1, fr8) d_l(acad, fl6, fl8) d_l(acad, fr6, fr8) d_l(acad, fl10, fl7) d_l(acad, fr10, fr7) d_l(acad, fl12, fr12) d_l(acad, fl9, fl13) d_l(acad, fr9, fr13) d_l(acad, fl16, fr16) d_l(acad, fl18, fr18) #辅助线 [fl6, fl7] = d_pointline(acad, x - D0 / 2, y - H - 2, x - D0 / 2, y - (H - e - 2)) [fr6, fr7] = d_pointline(acad, x + D0 / 2, y - H - 2, x + D0 / 2, y - (H - e - 2)) ol1 = APoint(x - D / 2, y - H) or1 = APoint(x + D / 2, y - H) [ol2, or2] = d_pointline(acad, x - (D / 2 - 1), y - (H - 1), x + (D / 2 - 1), y - (H - 1)) d_l(acad, ol1, ol2) d_l(acad, or1, or2) if oc == 'o': ol3 = APoint(x - d1 / 2, y - (H - 1)) or3 = APoint(x + d1 / 2, y - (H - 1)) [ol4, or4] = d_pointline(acad, x - d1 / 2, y - 7 * H / 8, x + d1 / 2, y - 7 * H / 8) [ol5, or5] = d_pointline(acad, x - d1 / 2 - 3, y - 13 * H / 16, x + d1 / 2 + 3, y - 13 * H / 16) [ol6, or6] = d_pointline(acad, x - d1 / 2 - 3, y - 11 * H / 16, x + d1 / 2 + 3, y - 11 * H / 16) [ol7, or7] = d_pointline(acad, x - d1 / 2, y - 5 * H / 8, x + d1 / 2, y - 5 * H / 8) ol8 = APoint(x - d1 / 2, y - H / 2) or8 = APoint(x + d1 / 2, y - H / 2) d_l(acad, ol3, ol4) d_l(acad, or3, or4) d_l(acad, ol4, ol5) d_l(acad, or4, or5) d_l(acad, ol5, ol6) d_l(acad, or5, or6) d_l(acad, ol6, ol7) d_l(acad, or6, or7) d_l(acad, ol7, ol8) d_l(acad, or7, or8)
def d_sleeve(acad, x, up, down, d, Dg, Db, flag): if flag == 'd': l1 = APoint(x - d / 2, up) l2 = APoint(x - Dg / 2, up) l3 = APoint(x - Dg / 2, up * 2 / 3 + down / 3) l4 = APoint(x - Db / 2, up * 2 / 3 + down / 3) l5 = APoint(x - Db / 2, down) d_l(acad, l1, l2) d_l(acad, l2, l3) d_l(acad, l3, l4) d_l(acad, l4, l5) r1 = APoint(x + d / 2, up) r2 = APoint(x + Dg / 2, up) r3 = APoint(x + Dg / 2, up * 2 / 3 + down / 3) r4 = APoint(x + Db / 2, up * 2 / 3 + down / 3) r5 = APoint(x + Db / 2, down) d_l(acad, r1, r2) d_l(acad, r2, r3) d_l(acad, r3, r4) d_l(acad, r4, r5) elif flag == 'u': l1 = APoint(x - d / 2, down) l2 = APoint(x - Dg / 2, down) l3 = APoint(x - Dg / 2, down * 2 / 3 + up / 3) l4 = APoint(x - Db / 2, down * 2 / 3 + up / 3) l5 = APoint(x - Db / 2, up) d_l(acad, l1, l2) d_l(acad, l2, l3) d_l(acad, l3, l4) d_l(acad, l4, l5) r1 = APoint(x + d / 2, down) r2 = APoint(x + Dg / 2, down) r3 = APoint(x + Dg / 2, down * 2 / 3 + up / 3) r4 = APoint(x + Db / 2, down * 2 / 3 + up / 3) r5 = APoint(x + Db / 2, up) d_l(acad, r1, r2) d_l(acad, r2, r3) d_l(acad, r3, r4) d_l(acad, r4, r5)
def title(acad,x,y,name,type='assemble'): if type=='assemble': xall=[] xall.append(x) xall.append(xall[0]-40) xall.append(xall[1]-40) xall.append(xall[2]-20) xall.append(xall[3]-35) xall.append(xall[4]-15) xall.append(xall[0]-25) xall.append(xall[6]-40) elif type=='part': xall=[] xall.append(x) xall.append(xall[0]-45) xall.append(xall[1]-40) xall.append(xall[2]-15) xall.append(xall[3]-35) xall.append(xall[4]-15) xall.append(xall[0]-15) xall.append(xall[6]-15) xall.append(xall[7]-15) xall.append(xall[8]-25) xall.append(xall[9]-15) else: print('error type') return None [dr,dl]=d_pointline(acad,xall[0],y,xall[5],y) [ur,ul]=d_pointline(acad,xall[0],y+35,xall[5],y+35) d_l(acad,dr,ur) d_l(acad,dl,ul) d_pointline(acad,xall[5],y+7,xall[2],y+7) d_pointline(acad,xall[5],y+14,xall[2],y+14) d_pointline(acad,xall[5],y+21,xall[0],y+21) d_pointline(acad,xall[2],y+28,xall[0],y+28) d_pointline(acad,xall[1],y,xall[1],y+21) d_pointline(acad,xall[2],y,xall[2],y+35) d_pointline(acad,xall[3],y,xall[3],y+21) d_pointline(acad,xall[4],y,xall[4],y+21) d_pointline(acad,xall[6],y+21,xall[6],y+35) d_pointline(acad,xall[7],y+21,xall[7],y+35) if type=='part': d_pointline(acad,xall[8],y+21,xall[8],y+35) d_pointline(acad,xall[9],y+21,xall[9],y+35) text='浙江大学 机电1503班' a=APoint((xall[0]+xall[1])/2-1.7*len(text)+2,y+2.25+7) acad.model.AddText(text, a, 2.5) text='机械设计课程设计' a=APoint((xall[2]+xall[1])/2-1.7*len(text),y+2.25+7) acad.model.AddText(text, a, 2.5) text='审阅' a=APoint((xall[4]+xall[5])/2-1.7*len(text),y+2.25) acad.model.AddText(text, a, 2.5) text='绘图' a=APoint((xall[4]+xall[5])/2-1.7*len(text),y+2.25+7) acad.model.AddText(text, a, 2.5) text='设计' a=APoint((xall[4]+xall[5])/2-1.7*len(text),y+2.25+14) acad.model.AddText(text, a, 2.5) text='王嘉川' a=APoint((xall[4]+xall[3])/2-1.7*len(text),y+2.25+14) acad.model.AddText(text, a, 2.5) text='18/4/23' a=APoint((xall[2]+xall[3])/2-0.7*len(text),y+2.25+14) acad.model.AddText(text, a, 2.5) text=name a=APoint((xall[2]+xall[5])/2-1.7*len(text),y+2.25+24.5) acad.model.AddText(text, a, 2.5) if type=='assemble': text='图号' a=APoint((xall[2]+xall[7])/2-1.7*len(text),y+2.25+28) acad.model.AddText(text, a, 2.5) text='比例' a=APoint((xall[2]+xall[7])/2-1.7*len(text),y+2.25+21) acad.model.AddText(text, a, 2.5) text='第 张' a=APoint((xall[6]+xall[0])/2-1.2*len(text),y+2.25+28) acad.model.AddText(text, a, 2.5) text='共 张' a=APoint((xall[6]+xall[0])/2-1.2*len(text),y+2.25+21) acad.model.AddText(text, a, 2.5) if type=='part': text='图号' a=APoint((xall[9]+xall[10])/2-1.7*len(text),y+2.25+28) acad.model.AddText(text, a, 2.5) text='材料' a=APoint((xall[9]+xall[10])/2-1.7*len(text),y+2.25+21) acad.model.AddText(text, a, 2.5) text='比例' a=APoint((xall[8]+xall[7])/2-1.7*len(text),y+2.25+28) acad.model.AddText(text, a, 2.5) text='数量' a=APoint((xall[8]+xall[7])/2-1.7*len(text),y+2.25+21) acad.model.AddText(text, a, 2.5) text='第 张' a=APoint((xall[6]+xall[0])/2-1.2*len(text),y+2.25+28) acad.model.AddText(text, a, 2.5) text='共 张' a=APoint((xall[6]+xall[0])/2-1.2*len(text),y+2.25+21) acad.model.AddText(text, a, 2.5)
def hole(acad,x,y,d,D,m,b,flag): d1=1.6*d D1=D-8*m D0=0.5*(d1+D1) d0=0.25*(D1-d1) C=0.3*b if flag=='l': [l1,r1]=d_pointline(acad,x-D1/2-2,y+b/2,x-d1/2+2,y+b/2) [l2,r2]=d_pointline(acad,x-D1/2,y+b/2-2,x-d1/2,y+b/2-2) [l3,r3]=d_pointline(acad,x-D1/2,y+C/2,x-d1/2,y+C/2) d_l(acad,l1,l2) d_l(acad,r1,r2) d_l(acad,l3,l2) d_l(acad,r3,r2) [l4,r4]=d_pointline(acad,x-D1/2-2,y+-b/2,x-d1/2+2,y+-b/2) [l5,r5]=d_pointline(acad,x-D1/2,y+-b/2+2,x-d1/2,y+-b/2+2) [l6,r6]=d_pointline(acad,x-D1/2,y+-C/2,x-d1/2,y+-C/2) d_l(acad,l4,l5) d_l(acad,r4,r5) d_l(acad,l6,l5) d_l(acad,r6,r5) [l7,l8]=d_pointline(acad,x-(D0+d0)/2,y+C/2,x-(D0+d0)/2,y+-C/2) [r7,r8]=d_pointline(acad,x-(D0-d0)/2,y+C/2,x-(D0-d0)/2,y+-C/2) #中心线 [midu,midd]=d_pointline(acad,x-D0/2,y+(b/2+2),x-D0/2,y-(b/2+2)) if flag=='r': [l1,r1]=d_pointline(acad,x+(D1/2+2),y+b/2,x+(d1/2-2),y+b/2) [l2,r2]=d_pointline(acad,x+D1/2,y+b/2-2,x+d1/2,y+b/2-2) [l3,r3]=d_pointline(acad,x+D1/2,y+C/2,x+d1/2,y+C/2) d_l(acad,l1,l2) d_l(acad,r1,r2) d_l(acad,l3,l2) d_l(acad,r3,r2) [l4,r4]=d_pointline(acad,x+(D1/2+2),y+-b/2,x+(d1/2-2),y+-b/2) [l5,r5]=d_pointline(acad,x+D1/2,y+-b/2+2,x+d1/2,y+-b/2+2) [l6,r6]=d_pointline(acad,x+D1/2,y+-C/2,x+d1/2,y+-C/2) d_l(acad,l4,l5) d_l(acad,r4,r5) d_l(acad,l6,l5) d_l(acad,r6,r5) [l7,l8]=d_pointline(acad,x+(D0+d0)/2,y+C/2,x+(D0+d0)/2,y+-C/2) [r7,r8]=d_pointline(acad,x+(D0-d0)/2,y+C/2,x+(D0-d0)/2,y+-C/2) #中心线 [midu,midd]=d_pointline(acad,x+D0/2,y+(b/2+2),x+D0/2,y-(b/2+2))
def gear(acad,d,D,b,xm,ym,m,flag): r1=APoint(d/2+xm+2,ym+b/2) r2=APoint(d/2+xm+2,ym-b/2) r11=APoint(d/2+xm,ym+(b/2-2)) r12=APoint(d/2+xm,ym-(b/2-2)) r3=APoint(D/2-m*1.25+xm,ym+b/2) r4=APoint(D/2-m*1.25+xm,ym+-b/2) r5=APoint(D/2+xm,ym+b/2) r6=APoint(D/2+xm,ym+-b/2) r7=APoint(D/2+0.5*m+xm,ym+b/2) r8=APoint(D/2+0.5*m+xm,ym+-b/2) r9=APoint(D/2+m+xm,ym+b/2-0.5*m) r10=APoint(D/2+m+xm,ym-b/2+0.5*m) d_l(acad,r11,r12) d_l(acad,r11,r1) d_l(acad,r12,r2) d_l(acad,r2,r4) d_l(acad,r4,r6) d_l(acad,r6,r8) d_l(acad,r1,r3) d_l(acad,r3,r5) d_l(acad,r5,r7) d_l(acad,r3,r4) d_l(acad,r5,r6) d_l(acad,r8,r10) d_l(acad,r9,r7) d_l(acad,r9,r10) l1=APoint(-d/2+xm-2,ym+b/2) l2=APoint(-d/2+xm-2,ym+-b/2) l11=APoint(-d/2+xm,ym+(b/2-2)) l12=APoint(-d/2+xm,ym-(b/2-2)) l3=APoint(-D/2+m*1.25+xm,ym+b/2) l4=APoint(-D/2+m*1.25+xm,ym+-b/2) l5=APoint(-D/2+xm,ym+b/2) l6=APoint(-D/2+xm,ym+-b/2) l7=APoint(-D/2-0.5*m+xm,ym+b/2) l8=APoint(-D/2-0.5*m+xm,ym+-b/2) l9=APoint(-D/2-m+xm,ym+b/2-0.5*m) l10=APoint(-D/2-m+xm,ym-b/2+0.5*m) d_l(acad,l11,l12) d_l(acad,l12,l2) d_l(acad,l11,l1) d_l(acad,l2,l4) d_l(acad,l4,l6) d_l(acad,l6,l8) d_l(acad,l1,l3) d_l(acad,l3,l5) d_l(acad,l5,l7) d_l(acad,l3,l4) d_l(acad,l5,l6) d_l(acad,l8,l10) d_l(acad,l9,l7) d_l(acad,l9,l10) d_l(acad,l1,r1) d_l(acad,l2,r2) d_l(acad,l11,r11) d_l(acad,l12,r12) if flag: hole(acad,xm,ym,d,D,m,b,'l') hole(acad,xm,ym,d,D,m,b,'r')
bearin=[25 ,35 ,45] bearout=[52 ,72 ,85] bearb=[15 ,17 ,19] #长度间距 afx=(D[0]+D[1])/2 asx=(D[2]+D[3])/2 short=2.5#轴小于齿轮长度 #第三根轴 #中心线 top=APoint(afx+asx,broadth+60) bot=APoint(afx+asx,-60) d_l(acad,top,bot) #中心轴肩 mx=afx+asx my=B3-0.5*b[3]-0.5*midarm rx=(d[2]+5+5+5)/2 ry=midarm/2 ul=APoint(mx-rx,my+ry) ur=APoint(mx+rx,my+ry) d_groove(acad,'u',mx,my,rx,ry) d_l(acad,ul,ur) #齿轮四 mx=afx+asx my=B3-short/2 rx=(d[2]+5+5)/2 ry=(b[3]-short)/2
def d_bear_sup(acad, x, y, c1, c2, L, d, D2, d2, a, b, delta, updown): if updown == 'd': [l1, l2] = d_pointline(acad, x - d / 2, y, x - d / 2, y - L) [r1, r2] = d_pointline(acad, x + d / 2, y, x + d / 2, y - L) [l3, l4] = d_pointline(acad, x - D2 / 2, y - c1 - c2 - delta, x - D2 / 2, y - L) [r3, r4] = d_pointline(acad, x + D2 / 2, y - c1 - c2 - delta, x + D2 / 2, y - L) d_l(acad, l1, r1) d_l(acad, l4, r4) Cl = APoint(x - D2 / 2, y - c1 - delta) d_c(acad, Cl, d2 / 2, 1) Cr = APoint(x + D2 / 2, y - c1 - delta) d_c(acad, Cr, d2 / 2, 1) ol1 = APoint(x - d / 2, y - a) [ol2, ol3] = d_pointline(acad, x - d / 2, y - (c1 + 3 + delta), x - (d / 2 + b), y - (c1 + 3 + delta)) ol4 = APoint(x - (d / 2 + b), y - (a + b)) d_l(acad, ol3, ol4) or1 = APoint(x + d / 2, y - a) [or2, or3] = d_pointline(acad, x + d / 2, y - (c1 + 3 + delta), x + (d / 2 + b), y - (c1 + 3 + delta)) or4 = APoint(x + (d / 2 + b), y - (a + b)) d_l(acad, or3, or4) if updown == 'u': [l1, l2] = d_pointline(acad, x - d / 2, y, x - d / 2, y + L) [r1, r2] = d_pointline(acad, x + d / 2, y, x + d / 2, y + L) [l3, l4] = d_pointline(acad, x - D2 / 2, y + c1 + c2 + delta, x - D2 / 2, y + L) [r3, r4] = d_pointline(acad, x + D2 / 2, y + c1 + c2 + delta, x + D2 / 2, y + L) d_l(acad, l1, r1) d_l(acad, l4, r4) Cl = APoint(x - D2 / 2, y + c1 + delta) d_c(acad, Cl, d2 / 2, 1) Cr = APoint(x + D2 / 2, y + c1 + delta) d_c(acad, Cr, d2 / 2, 1) ol1 = APoint(x - d / 2, y + a) [ol2, ol3] = d_pointline(acad, x - d / 2, y + (c1 + 3 + delta), x - (d / 2 + b), y + (c1 + 3 + delta)) ol4 = APoint(x - (d / 2 + b), y + (a + b)) d_l(acad, ol3, ol4) or1 = APoint(x + d / 2, y + a) [or2, or3] = d_pointline(acad, x + d / 2, y + (c1 + 3 + delta), x + (d / 2 + b), y + (c1 + 3 + delta)) or4 = APoint(x + (d / 2 + b), y + (a + b)) d_l(acad, or3, or4) return l1, r1, l3, r3, ol1, or1, ol4, or4
def d_tank_f_oil_exit(acad, x, y, delta, bo2): #排油口 d = 24 D0 = 34 L = 31 l = 16 a = 4 D = 25.4 S = 22 d1 = 26 H = 2 gear = 2 slot = 3 width = 2 * delta widtha = 2 * delta + L - l + H [u1, u2] = d_pointline(acad, widtha + x, D / 2 + y, width + a + H + x, D / 2 + y) d_pointline(acad, widtha + x, D / 6 + y, width + a + H + x, D / 6 + y) d_pointline(acad, widtha + x, -D / 6 + y, width + a + H + x, -D / 6 + y) [dn1, dn2] = d_pointline(acad, widtha + x, -D / 2 + y, width + a + H + x, -D / 2 + y) d_l(acad, u1, dn1) [u3, dn3] = d_pointline(acad, width + a + H + x, -D0 / 2 + y, width + a + H + x, D0 / 2 + y) [u4, dn4] = d_pointline(acad, width + H + x, -D0 / 2 + y, width + H + x, D0 / 2 + y) d_l(acad, u3, u4) d_l(acad, dn3, dn4) d_pointline(acad, width + H + x, (d - slot) / 2 + y, width + x, (d - slot) / 2 + y) d_pointline(acad, width + H + x, -(d - slot) / 2 + y, width + x, -(d - slot) / 2 + y) [u6, u9] = d_pointline(acad, width + x, (d - gear) / 2 + y, widtha + x - (L), (d - gear) / 2 + y) [dn6, dn9] = d_pointline(acad, width + x, -(d - gear) / 2 + y, widtha + x - (L), -(d - gear) / 2 + y) [u7, u8] = d_pointline(acad, width + x, (d) / 2 + y, widtha + x - (L - gear), (d) / 2 + y) [dn7, dn8] = d_pointline(acad, width + x, -(d) / 2 + y, widtha + x - (L - gear), -(d) / 2 + y) d_l(acad, u6, dn6) d_l(acad, u9, dn9) d_l(acad, u8, dn8) d_l(acad, u8, u9) d_l(acad, dn8, dn9) #垫片 d_pointline(acad, width + H + x, (d1) / 2 + y, width + x, (d1) / 2 + y) d_pointline(acad, width + H + x, -(d1) / 2 + y, width + x, -(d1) / 2 + y) [u4, u5] = d_pointline(acad, width + H + x, (D0) / 2 + y, width + x, (D0) / 2 + y) [dn4, dn5] = d_pointline(acad, width + H + x, -(D0) / 2 + y, width + x, -(D0) / 2 + y) d_l(acad, u5, u6) d_l(acad, dn5, dn6) #螺纹孔 u10 = APoint(x + delta, y + D0 / 2 + delta) d_arc([ u10.x, u10.y, u10.x + (1 - 0.5**0.5) * delta, u10.y - (0.5**0.5) * delta, u10.x + delta, u10.y - delta ]) d_pointline(acad, x, (d - gear) / 2 + y, widtha + x - (L), (d - gear) / 2 + y) d_pointline(acad, x, -(d - gear) / 2 + y, widtha + x - (L), -(d - gear) / 2 + y) [u11, dn11] = d_pointline(acad, x, (d) / 2 + y, x, -(d) / 2 + y) d_l(acad, u11, u8) d_l(acad, dn11, dn8) arcr = 2 logbottom = 10 dlog1 = APoint(x - logbottom, y - d / 2) d_l(acad, dlog1, dn11) dlog2 = APoint(x - arcr, y - (d - gear) / 2) dout = APoint(x + width, y - D0 / 2) arcrb = delta + (d - gear) / 2 - D0 / 2 [dout1, dout2] = d_pointline(acad, dout.x - arcrb, dout.y - arcrb, dout.x - arcrb, y - (d - gear) / 2 - bo2) arc = [ dlog2.x, dlog2.y, dlog2.x + 0.5**0.5 * arcr, dlog2.y + (1 - 0.5**0.5) * arcr, dlog2.x + arcr, dlog2.y + arcr, dlog1.x, dlog1.y, dlog1.x - 0.5**0.5 * gear / 2, dlog1.y + (1 - 0.5**0.5) * gear / 2, dlog1.x - gear / 2, dlog1.y + gear / 2, dout.x, dout.y, dout.x - 0.5**0.5 * arcrb, dout.y - (1 - 0.5**0.5) * arcrb, dout.x - arcrb, dout.y - arcrb ] d_arc(arc) return u10, u11, dlog2, dout1, dout2
def d_tank_u(acad, up, down, left, right, xs, c1, c2, ds, Ss, d1, d2, pind, L, S2, delta): #箱体俯视图总 a = 7 b = 6 ys = [up, down, up, down, up, down] updown = ['u', 'd', 'u', 'd', 'u', 'd'] dot = [[0 for i in range(8)] for k in range(len(updown))] for i in range(len(xs)): x = xs[i] d = ds[i] S = Ss[i] dot[i * 2] = d_bear_sup(acad, x, ys[2 * i], c1[1], c2[1], L[1] + delta, d, S, d1, a, b, delta, updown[2 * i]) dot[i * 2 + 1] = d_bear_sup(acad, x, ys[2 * i + 1], c1[1], c2[1], L[1] + delta, d, S, d1, a, b, delta, updown[2 * i + 1]) for i in range(len(updown) - 2): d_l(acad, dot[i][1], dot[i + 2][0]) d_l(acad, dot[i][3], dot[i + 2][2]) d_l(acad, dot[i][5], dot[i + 2][4]) d_l(acad, dot[i][7], dot[i + 2][6]) [l1, l2] = d_pointline(acad, left, down, left, up) [l3, l4] = d_pointline(acad, left - (c1[2] + c2[2] + delta), down - (c1[1] + c2[1] + delta), left - (c1[2] + c2[2] + delta), up + (c1[1] + c2[1] + delta)) [lo1, lo2] = d_pointline(acad, left - a, down - a, left - a, up + a) [lo3, lo4] = d_pointline(acad, left - (a + b), down - (a + b), left - (a + b), up + (a + b)) d_l(acad, l4, dot[0][2]) d_l(acad, l3, dot[1][2]) d_l(acad, l2, dot[0][0]) d_l(acad, l1, dot[1][0]) d_l(acad, lo4, dot[0][6]) d_l(acad, lo3, dot[1][6]) d_l(acad, lo2, dot[0][4]) d_l(acad, lo1, dot[1][4]) mid = 0.5 * (up + down) l5 = APoint(left - (c1[2] + delta), S2 / 2 + mid) l6 = APoint(left - (c1[2] + delta), -S2 / 2 + mid) d_c(acad, l5, d2 / 2, 1) d_c(acad, l6, d2 / 2, 1) [r1, r2] = d_pointline(acad, right, down, right, up) [r3, r4] = d_pointline(acad, right + (c1[2] + c2[2] + delta), down - (c1[1] + c2[1] + delta), right + (c1[2] + c2[2] + delta), up + (c1[1] + c2[1] + delta)) [ro1, ro2] = d_pointline(acad, right + a, down - a, right + a, up + a) [ro3, ro4] = d_pointline(acad, right + (a + b), down - (a + b), right + (a + b), up + (a + b)) d_l(acad, r4, dot[len(updown) - 2][3]) d_l(acad, r3, dot[len(updown) - 1][3]) d_l(acad, r2, dot[len(updown) - 2][1]) d_l(acad, r1, dot[len(updown) - 1][1]) d_l(acad, ro4, dot[len(updown) - 2][7]) d_l(acad, ro3, dot[len(updown) - 1][7]) d_l(acad, ro2, dot[len(updown) - 2][5]) d_l(acad, ro1, dot[len(updown) - 1][5]) mid = 0.5 * (up + down) r5 = APoint(right + c1[2] + delta, S2 / 2 + mid) r6 = APoint(right + c1[2] + delta, -S2 / 2 + mid) d_c(acad, r5, d2 / 2, 1) d_c(acad, r6, d2 / 2, 1) #销钉 p1 = APoint(right + c1[2] + delta, down - (c1[1] + delta)) d_c(acad, p1, pind / 2, 1) p2 = APoint(left - (c1[2] + delta), up + c1[1] + delta) d_c(acad, p2, pind / 2, 1) #起盖螺钉 upc = APoint(left - (c1[2] + delta), -S2 / 4 + mid) d_c(acad, upc, d2 / 2, 1)
def d_bearing(acad, x, y1, y2, bin, bout, bb): #下 pin1 = APoint(x - bin / 2, y1 + bb / 2) pin2 = APoint(x - bin / 2, y1 - bb / 2) pin3 = APoint(x + bin / 2, y1 + bb / 2) pin4 = APoint(x + bin / 2, y1 - bb / 2) d_l(acad, pin1, pin2) d_l(acad, pin4, pin2) d_l(acad, pin3, pin4) d_l(acad, pin1, pin3) pout1 = APoint(x - bout / 2, y1 + bb / 2) pout2 = APoint(x - bout / 2, y1 - bb / 2) d_l(acad, pout1, pout2) d_l(acad, pout1, pin1) d_l(acad, pout2, pin2) d_l(acad, pout1, pin2) d_l(acad, pout2, pin1) w = (bout - bin) / 2 pr1 = APoint(x + bout / 2 - w / 2, y1 + bb / 2) d_l(acad, pr1, pin3) pr2 = APoint(x + bout / 2 - w / 2, y1 + bb / 4) d_l(acad, pr1, pr2) pr3 = APoint(x + bout / 2, y1 + bb / 4) pr4 = APoint(x + bout / 2, y1 - bb / 2) d_l(acad, pr4, pr3) pr5 = APoint(x + bout / 2 - w * 5 / 8, y1 - bb / 2) d_l(acad, pr5, pr4) pr6 = APoint(x + bout / 2 - w / 8, y1 + bb / 4) d_l(acad, pr6, pr3) d_l(acad, pr6, pr5) pr7 = APoint(x + bin / 2 + w * 3 / 8, y1 + 3 / 8 * bb) pr8 = APoint(x + bout / 2, y1 + 3 / 8 * bb - tan(3.1416 * 25 / 180) * w * 5 / 8) d_l(acad, pr7, pr8) pr9 = APoint(x + bin / 2 + w / 8, y1 - bb / 2) d_l(acad, pr9, pr2) d_l(acad, pr9, pin4) pr10 = APoint(x + bin / 2 + w / 8, y1 - bb / 4) d_l(acad, pr10, pr7) pr11 = APoint(x + bin / 2 + w / 8 + tan(3.1416 * (65 / 180)) * bb / 4, y1 - bb / 2) d_l(acad, pr10, pr11) pr12 = APoint(x + bin / 2 + w * 3 / 16, y1 - bb / 2) pr13 = APoint(x + bin / 2 + w * 3 / 16 + tan(3.1416 * (25 / 180)) * bb, y1 + bb / 2) d_l(acad, pr12, pr13) #上 pin1 = APoint(x - bin / 2, y2 - bb / 2) pin2 = APoint(x - bin / 2, y2 + bb / 2) pin3 = APoint(x + bin / 2, y2 - bb / 2) pin4 = APoint(x + bin / 2, y2 + bb / 2) d_l(acad, pin1, pin2) d_l(acad, pin4, pin2) d_l(acad, pin3, pin4) d_l(acad, pin1, pin3) pout1 = APoint(x - bout / 2, y2 - bb / 2) pout2 = APoint(x - bout / 2, y2 + bb / 2) d_l(acad, pout1, pout2) d_l(acad, pout1, pin1) d_l(acad, pout2, pin2) d_l(acad, pout1, pin2) d_l(acad, pout2, pin1) w = (bout - bin) / 2 pr1 = APoint(x + bout / 2 - w / 2, y2 - bb / 2) d_l(acad, pr1, pin3) pr2 = APoint(x + bout / 2 - w / 2, y2 - bb / 4) d_l(acad, pr1, pr2) pr3 = APoint(x + bout / 2, y2 - bb / 4) pr4 = APoint(x + bout / 2, y2 + bb / 2) d_l(acad, pr4, pr3) pr5 = APoint(x + bout / 2 - w * 5 / 8, y2 + bb / 2) d_l(acad, pr5, pr4) pr6 = APoint(x + bout / 2 - w / 8, y2 - bb / 4) d_l(acad, pr6, pr3) d_l(acad, pr6, pr5) pr7 = APoint(x + bin / 2 + w * 3 / 8, y2 - 3 / 8 * bb) pr8 = APoint(x + bout / 2, y2 - 3 / 8 * bb + tan(3.1416 * 25 / 180) * w * 5 / 8) d_l(acad, pr7, pr8) pr9 = APoint(x + bin / 2 + w / 8, y2 + bb / 2) d_l(acad, pr9, pr2) d_l(acad, pr9, pin4) pr10 = APoint(x + bin / 2 + w / 8, y2 + bb / 4) d_l(acad, pr10, pr7) pr11 = APoint(x + bin / 2 + w / 8 + tan(3.1416 * (65 / 180)) * bb / 4, y2 + bb / 2) d_l(acad, pr10, pr11) pr12 = APoint(x + bin / 2 + w * 3 / 16, y2 + bb / 2) pr13 = APoint(x + bin / 2 + w * 3 / 16 + tan(3.1416 * (25 / 180)) * bb, y2 - bb / 2) d_l(acad, pr12, pr13)
def d_bolt_u(acad, x, y, e, k, dire, all=0): oc = 1.5 if dire == 'u': [b1, u1] = d_pointline(acad, x - e / 2, y, x - e / 2, y + (k - oc)) [b2, u2] = d_pointline(acad, x - e / 4, y, x - e / 4, y + (k - oc)) [b3, u3] = d_pointline(acad, x + e / 4, y, x + e / 4, y + (k - oc)) [b4, u4] = d_pointline(acad, x + e / 2, y, x + e / 2, y + (k - oc)) [c1, c2] = d_pointline(acad, x - (e / 2 - oc), y + k, x + (e / 2 - oc), y + k) d_l(acad, b1, b4) d_l(acad, u1, u4) d_l(acad, c1, u1) d_l(acad, c2, u4) if dire == 'd': [b1, u1] = d_pointline(acad, x - e / 2, y, x - e / 2, y - (k - oc)) [b2, u2] = d_pointline(acad, x - e / 4, y, x - e / 4, y - (k - oc)) [b3, u3] = d_pointline(acad, x + e / 4, y, x + e / 4, y - (k - oc)) [b4, u4] = d_pointline(acad, x + e / 2, y, x + e / 2, y - (k - oc)) [c1, c2] = d_pointline(acad, x - (e / 2 - oc), y - k, x + (e / 2 - oc), y - k) d_l(acad, b1, b4) d_l(acad, u1, u4) d_l(acad, c1, u1) d_l(acad, c2, u4) if all: pass
def d_groovea(acad, flag, up, down, left, right): ul = APoint(left, up) ur = APoint(right, up) dl = APoint(left, down) dr = APoint(right, down) if flag == 'u': d_l(acad, ul, dl) d_l(acad, dl, dr) d_l(acad, dr, ur) elif flag == 'd': d_l(acad, ul, dl) d_l(acad, dr, ur) d_l(acad, ur, ul) elif flag == 'l': d_l(acad, dl, dr) d_l(acad, dr, ur) d_l(acad, ur, ul) elif flag == 'r': d_l(acad, ul, dl) d_l(acad, dl, dr) d_l(acad, ur, ul) else: print("错误指定开口方向")
def d_tank_f(acad, xs, y, Ss, h, ribb, H, c1, c2, bo0, bo1, bo2, D, delta4, delt1, delta, m, ndf, df): #箱体前视图总 #与轴承盖接触圆 dot = [[0 for i in range(6)] for k in range(len(xs))] for i in range(len(xs)): x = xs[i] S = Ss[i] dot[i] = d_tank_f_bearcap(acad, x, y, S, h, ribb, H - bo2) #凸台 for i in range(len(xs) - 1): d_l(acad, dot[i][1], dot[i + 1][0]) d_l(acad, dot[i][3], dot[i + 1][2]) [l1, l3] = d_pointline(acad, xs[0] - (Ss[0] / 2 + c2[1]) - (h - bo0) / 10, y + bo1, xs[0] - (Ss[0] / 2 + c2[1]), y + h) [l2, l4] = d_pointline(acad, xs[0] - (Ss[0] / 2 + c2[1]) - (h - bo0) / 10, y - bo0, xs[0] - (Ss[0] / 2 + c2[1]), y - h) d_l(acad, dot[0][0], l3) d_l(acad, dot[0][2], l4) [r1, r3] = d_pointline(acad, xs[2] + (Ss[2] / 2 + c2[1]) + (h - bo0) / 10, y + bo1, xs[2] + (Ss[2] / 2 + c2[1]), y + h) [r2, r4] = d_pointline(acad, xs[2] + (Ss[2] / 2 + c2[1]) + (h - bo0) / 10, y - bo0, xs[2] + (Ss[2] / 2 + c2[1]), y - h) d_l(acad, dot[len(xs) - 1][1], r3) d_l(acad, dot[len(xs) - 1][3], r4) left = xs[0] - D[0] / 2 - delta4 - delta [l4, l5] = d_pointline(acad, xs[0] - (Ss[0]**2 / 4 - bo1**2)**0.5, y + bo1, left - c1[2] - c2[2], y + bo1) [l6, l7] = d_pointline(acad, xs[0] - (Ss[0]**2 / 4 - bo0**2)**0.5, y - bo0, left - c1[2] - c2[2], y - bo0) d_l(acad, l5, l7) right = xs[2] + D[3] / 2 + delt1 + delta [r4, r5] = d_pointline(acad, xs[2] + (Ss[2]**2 / 4 - bo1**2)**0.5, y + bo1, right + c1[2] + c2[2], y + bo1) [r6, r7] = d_pointline(acad, xs[2] + (Ss[2]**2 / 4 - bo0**2)**0.5, y - bo0, right + c1[2] + c2[2], y - bo0) d_l(acad, r5, r7) for i in range(len(xs) - 1): d_pointline(acad, xs[i] + Ss[i] / 2, y, xs[i + 1] - Ss[i + 1] / 2, y) d_pointline(acad, xs[0] - Ss[0] / 2, y, left - c1[2] - c2[2], y) d_pointline(acad, xs[2] + Ss[2] / 2, y, right + c1[2] + c2[2], y) #箱座 #油箱油高度 坐标 oilheight = 50 + 2.25 * m oilcord = -H + bo2 + oilheight #游标插入位置 xita = -3.1415926535 / 4 xoilgauge = right - delta - 15 * sin(xita) yoilgauge = y + oilcord + cos(xita) * 30 d_oil_gauge(acad, xoilgauge, yoilgauge, xita) Din = 30 Dind = 20 #插入口 xopen = [ -33 + 10 / cos(xita), 33 - 10 / cos(xita), -Din / 2, Din / 2, -Din / 2, Din / 2, -Dind / 2, Dind / 2, -Dind / 2, Dind / 2, 33 - 10 / cos(xita) ] yopen = [ 15 + 3, 15 + 3, 15 + 3, 15 + 3, 15, 15, 15, 15, -5, -25, 18 - 2 * (33 - 10 / cos(xita)) ] xopennew = [] yopennew = [] for i in range(len(xopen)): xopennew.append(xopen[i] * cos(xita) - yopen[i] * sin(xita) + xoilgauge) yopennew.append(xopen[i] * sin(xita) + yopen[i] * cos(xita) + yoilgauge) d_pointline(acad, xopennew[0], yopennew[0], xopennew[1], yopennew[1]) d_pointline(acad, xopennew[2], yopennew[2], xopennew[4], yopennew[4]) d_pointline(acad, xopennew[3], yopennew[3], xopennew[5], yopennew[5]) d_pointline(acad, xopennew[4], yopennew[4], xopennew[5], yopennew[5]) d_pointline(acad, xopennew[6], yopennew[6], xopennew[8], yopennew[8]) d_pointline(acad, xopennew[7], yopennew[7], xopennew[9], yopennew[9]) d_pointline(acad, xopennew[8], yopennew[8], xopennew[9], yopennew[9]) d_pointline(acad, xopennew[1], yopennew[1], xopennew[10], yopennew[10]) #排油孔 #p85 [ur, ul, dlog2, dout1, dout2] = d_tank_f_oil_exit(acad, right - delta, -H + 12 - 1 + bo2 + y, delta, bo2) #连接 d_pointline(acad, ul.x, ul.y, xopennew[-2], yopennew[-2]) d_pointline(acad, ur.x, ur.y, xopennew[-1], yopennew[-1]) #现在上面的剖面线端点为 sul = APoint(xopennew[-3], yopennew[-3]) sur = APoint(xopennew[0], yopennew[0]) #油箱内壁、箱底壁、箱底 #dlog2,dout1,dout2 #玩蛇~ spul = APoint(sul.x, sul.y + 50 + random.random() * 10) spur = APoint(sur.x, sur.y + 10 + random.random() * 10) spd1 = APoint(dlog2.x - 50 - 10 * random.random(), dlog2.y) spd2 = APoint(dout1.x - 70 - 10 * random.random(), dout1.y) spd3 = APoint(dout2.x - 70 - 10 * random.random(), dout2.y) d_l(acad, spul, sul) d_l(acad, spur, sur) d_l(acad, spd1, dlog2) d_l(acad, spd2, dout1) d_l(acad, spd3, dout2) trans = APoint(spd2.x - 10 * random.random(), spul.y + 10 * random.random()) d_spl([ spur.x, spur.y, spul.x, spul.y, trans.x, trans.y, spd1.x, spd1.y, spd2.x, spd2.y, spd3.x, spd3.y, ]) #底座 arc1 = 2 dfS = 100 nd = ndf // 2 long = (right - left - dfS) / (nd - 1) pdu = APoint(left + arc1, y - H + bo2) d_l(acad, pdu, spd1) [pdu2, pd1] = d_pointline(acad, left, y - H + bo2 - arc1, left, y - H) pd = ['' for i in range(4 * nd)] arc2 = bo2 - delta for i in range(nd - 1): [pd[i], pd[i + 1]] = d_pointline(acad, left + i * long, y - H, left + i * long + dfS, y - H) [pd[i + 2], pd[i + 3]] = d_pointline(acad, left + i * long + dfS + bo2 - delta, y - H + bo2 - delta, left + (i + 1) * long - (bo2 - delta), y - H + bo2 - delta) ca1 = APoint(i * long + dfS + arc2 + left, y - H) ca2 = APoint((i + 1) * long - arc2 + left, y - H) d_arc([ ca1.x - arc2, ca1.y, ca1.x - 0.5**0.5 * arc2, ca1.y + 0.5**0.5 * arc2, ca1.x, ca1.y + arc2, ca2.x + arc2, ca2.y, ca2.x + 0.5**0.5 * arc2, ca2.y + 0.5**0.5 * arc2, ca2.x, ca2.y + arc2 ]) d_pointline(acad, left + dfS / 2 + i * long, y - H - 2, left + dfS / 2 + i * long, y - H + 2 + bo2) d_pointline(acad, left + dfS / 2 + (nd - 1) * long, y - H - 2, left + dfS / 2 + (nd - 1) * long, y - H + 2 + bo2) d_pointline(acad, spd3.x, spd3.y, right - dfS, y - H) ca1 = APoint(pdu.x, pdu.y - arc1) d_arc([ ca1.x - arc1, ca1.y, ca1.x - 0.5**0.5 * arc1, ca1.y + 0.5**0.5 * arc1, ca1.x, ca1.y + arc1 ]) #螺栓 d_pointline(acad, left + dfS / 2 + long - df / 2, y - H, left + dfS / 2 + long - df / 2, y - H + bo2 - 5) d_pointline(acad, left + dfS / 2 + long + df / 2, y - H, left + dfS / 2 + long + df / 2, y - H + bo2 - 5) [pdsul, pdsdl] = d_pointline(acad, left + dfS / 2 + long - df, y - H + bo2, left + dfS / 2 + long - df, y - H + bo2 - 5) [pdsur, pdsdr] = d_pointline(acad, left + dfS / 2 + long + df, y - H + bo2, left + dfS / 2 + long + df, y - H + bo2 - 5) d_l(acad, pdsdl, pdsdr)
def d_groove(acad, flag, mx, my, rx, ry): ul = APoint(mx - rx, my + ry) ur = APoint(mx + rx, my + ry) dl = APoint(mx - rx, my - ry) dr = APoint(mx + rx, my - ry) if flag == 'u': d_l(acad, ul, dl) d_l(acad, dl, dr) d_l(acad, dr, ur) elif flag == 'd': d_l(acad, ul, dl) d_l(acad, dr, ur) d_l(acad, ur, ul) elif flag == 'l': d_l(acad, dl, dr) d_l(acad, dr, ur) d_l(acad, ur, ul) elif flag == 'r': d_l(acad, ul, dl) d_l(acad, dl, dr) d_l(acad, ur, ul) else: print("错误指定开口方向")
def d_pointline(acad, x1, y1, x2, y2): a = APoint(x1, y1) b = APoint(x2, y2) d_l(acad, a, b) return a, b