1、1,實(shí)操應(yīng)用,2,實(shí)操應(yīng)用,3,實(shí)操應(yīng)用,4,實(shí)操應(yīng)用,5,實(shí)操應(yīng)用,6,實(shí)操應(yīng)用,7,實(shí)操應(yīng)用,8,實(shí)操應(yīng)用,9,實(shí)操應(yīng)用,建立微分方程,10,實(shí)操應(yīng)用,11,實(shí)操應(yīng)用,12,實(shí)操應(yīng)用,13,實(shí)操應(yīng)用,R1=95; R2=230; B=500; f0=0.2; f2=0.1; T=55; K2H=230,570,720,750,780; K2h=570,720,750,780,780; K2=(K2H+K2h)./2; ya=0.21,0.42,0.598,0.675,0.69;%ya表示壓下率 ya1=1.1*ya+0.03; ya2=1.03*ya-0.07; h1=4.6-4.6*ya

2、1; h2=8.4-8.4*ya2;,14,實(shí)操應(yīng)用,h=h1+h2; H1=4.6,h1(1,1),h1(1,2),h1(1,3),h1(1,4); H2=8.4,h2(1,1),h2(1,2),h2(1,3),h2(1,4); H=H1+H2; yh1=H1-h1;%yh表示壓下量 yh2=H2-h2; L=(R1.*(yh1+yh2).0.5; A=L./h2; w=L.*(f0+f2)./yh2; m=L.*f2./yh2; N=L.*T./yh2; C=K2./w; G=(K2+N)./m;,15,實(shí)操應(yīng)用,h2r=H2.*(K2H-C)/(K2h-C).(m./w); K2=(K2

3、H+K2h)./2; P=A.*B.*(h2r.*(C.*(H2./h2r).w-1)+(K2+G)./(1+m).*(h2r./h2).m-G)+(N.*h)./(1+m)；%軋制力 disp(P) a1=sqrt(h./ R1); B=0.4.*a1; a=R1.*sin(B); %r=asin(18+0.2)/R2); r=0.26/180; s=0.2.*cos(r)+R1.*sin(r); Ps=P./cos(r); Pf=P.*tan(r); Mk=2.*(P.*a+Ps.*s+Pf.*0.72)./1000；%軋制力矩 disp(Mk),16,實(shí)操應(yīng)用,17,實(shí)操應(yīng)用,18,實(shí)操

4、應(yīng)用,19,實(shí)操應(yīng)用,20,實(shí)操應(yīng)用,21,實(shí)操應(yīng)用,22,實(shí)操應(yīng)用,23,實(shí)操應(yīng)用,24,實(shí)操應(yīng)用,25,實(shí)操應(yīng)用,26,實(shí)操應(yīng)用,27,實(shí)操應(yīng)用,28,實(shí)操應(yīng)用,29,實(shí)操應(yīng)用,30,實(shí)操應(yīng)用,31,實(shí)操應(yīng)用,32,實(shí)操應(yīng)用,33,實(shí)操應(yīng)用,34,實(shí)操應(yīng)用,35,實(shí)操應(yīng)用,36,實(shí)操應(yīng)用,37,實(shí)操應(yīng)用,38,實(shí)操應(yīng)用,c1=0.194; c2=0.224; d1=0.280; d2=0.340; D=0.430; l=1.098; L=0.650; Rb=1.0e+06*160; P =1.0e+06 *3.3893,3.5165,3.4601,2.2380,1.0581; Mk =1.

5、0e+04 *8.7962,7.8258,6.4069,3.7212,1.7176; xigema1=P.*c1./(0.2*d13); xigema2=P.*c2./(0.2*d23); Mw=P.*(l/4-L/8); xigema3=P.*(l-L/2)./(0.4*D3); tao=Mk./(2.*(0.2*0.123); if xigema1Rb else fprintf(支承輥強(qiáng)度校驗(yàn)不合格) end,39,實(shí)操應(yīng)用,40,實(shí)操應(yīng)用,41,實(shí)操應(yīng)用,42,實(shí)操應(yīng)用,43,實(shí)操應(yīng)用,44,實(shí)操應(yīng)用,45,實(shí)操應(yīng)用,46,實(shí)操應(yīng)用,輥套與滾軸的配合采用過(guò)盈配合，內(nèi)筒的外徑與外筒的內(nèi)徑中，后加工者要保證與先加工者的過(guò)盈量為，配合后，兩筒接觸面上產(chǎn)生相互壓緊的裝配力P，為保證軋輥的安全性，P必須大于軋輥腔內(nèi)液壓油的最大油壓Py。 式中a輥軸內(nèi)油孔半徑 b軸套內(nèi)半徑 c軸套外半徑 E軸套即輥軸的彈性模量，E=2.1e+5MPa P裝配壓力，Mpa 過(guò)盈量，mm 輥腔內(nèi)液壓油最大壓力Py=50Mpa，由上式可得 0.18mm,取=0.40.48mm,則裝配壓力P大小為112134Mpa,47,實(shí)操應(yīng)用,輥套與輥軸采用過(guò)盈配合，裝配時(shí)采用熱裝，即將輥套加熱，使內(nèi)徑略大于輥軸外徑，輥軸裝入輥套，溫度降低后，兩者就會(huì)緊密結(jié)合。熱