((?)三(San))(?)加(Jia)工(Gong)铆(Mao)焊(Han)平(Ping)台(Tai)实(Shi)用(Yong)螺(Luo)纹(Wen)计(Ji)算(Suan)公(Gong)式(Shi)大(Da)全(Quan)
六(Liu)、(?)圆(Yuan)内(Nei)接(Jie)六(Liu)方(Fang)形(Xing)的(De)计(Ji)算(Suan)公(Gong)式(Shi)
①(?)圆(Yuan)D求(Qiu)六(Liu)方(Fang)对(Dui)边(Bian)((?)S面(Mian))(?)
S=0.866D 即(Ji)直(Zhi)径(Jing)×0.866((?)系(Xi)数(Shu))(?)
七(Qi)、(?)冷(Leng)镦(Dun)工(Gong)序(Xu)的(De)六(Liu)方(Fang)对(Dui)边(Bian)与(Yu)对(Dui)角(Jiao)计(Ji)算(Suan)公(Gong)式(Shi)
①(?)外(Wai)六(Liu)角(Jiao)对(Dui)边(Bian)((?)S)(?)求(Qiu)对(Dui)角(Jiao)e
e=1.13s 即(Ji)对(Dui)边(Bian)×1.13
②(?)内(Nei)六(Liu)角(Jiao)对(Dui)边(Bian)((?)s)(?)求(Qiu)对(Dui)角(Jiao)((?)e)(?)
e=1.14s 即(Ji)对(Dui)边(Bian)×1.14((?)系(Xi)数(Shu))(?)
③(?)外(Wai)六(Liu)角(Jiao)对(Dui)边(Bian)((?)s)(?)求(Qiu)对(Dui)角(Jiao)((?)D)(?)的(De)头(Tou)部(Bu)用(Yong)料(Liao)直(Zhi)径(Jing)
应(Ying)按(An)((?)六(Liu)中(Zhong)的(De)_个(Ge)公(Gong)式(Shi))(?)六(Liu)方(Fang)对(Dui)边(Bian)((?)s面(Mian))(?)求(Qiu)圆(Yuan)((?)D)(?)直(Zhi)径(Jing)并(Bing)适(Shi)量(Liang)加(Jia)大(Da)其(Qi)偏(Pian)移(Yi)中(Zhong)心(Xin)值(Zhi)即(Ji)D≥1.1547s偏(Pian)移(Yi)中(Zhong)心(Xin)量(Liang)只(Zhi)能(Neng)估(Gu)算(Suan)。(?)
八(Ba)、(?)圆(Yuan)内(Nei)接(Jie)四(Si)方(Fang)形(Xing)的(De)计(Ji)算(Suan)公(Gong)式(Shi)
①(?)圆(Yuan)((?)D)(?)求(Qiu)四(Si)方(Fang)形(Xing)对(Dui)边(Bian)((?)S面(Mian))(?)
S=0.7071D 即(Ji)直(Zhi)径(Jing)×0.7071
②(?)四(Si)方(Fang)对(Dui)边(Bian)((?)S面(Mian))(?)求(Qiu)圆(Yuan)((?)D)(?)
D=1.414S 即(Ji)对(Dui)边(Bian)×1.414
九(Jiu)、(?)冷(Leng)镦(Dun)工(Gong)序(Xu)的(De)四(Si)方(Fang)对(Dui)边(Bian)与(Yu)对(Dui)角(Jiao)的(De)计(Ji)算(Suan)公(Gong)式(Shi)
①(?)外(Wai)四(Si)方(Fang)对(Dui)边(Bian)((?)S)(?)求(Qiu)对(Dui)角(Jiao)((?)e)(?)
e=1.4s 即(Ji)对(Dui)边(Bian)((?)s)(?)×1.4参(Can)数(Shu)
②(?)内(Nei)四(Si)方(Fang)对(Dui)边(Bian)((?)s)(?)求(Qiu)对(Dui)角(Jiao)((?)e)(?)
e=1.45s 即(Ji)对(Dui)边(Bian)((?)s)(?)×1.45系(Xi)数(Shu)
十(Shi)、(?)六(Liu)方(Fang)体(Ti)体(Ti)积(Ji)的(De)计(Ji)算(Suan)公(Gong)式(Shi)
s20.866×H/m/k 即(Ji)对(Dui)边(Bian)×对(Dui)边(Bian)×0.866×高(Gao)或(Huo)厚(Hou)度(Du)。(?)
十(Shi)一(Yi)、(?)圆(Yuan)台(Tai)((?)圆(Yuan)锥(Zhui))(?)体(Ti)的(De)体(Ti)积(Ji)计(Ji)算(Suan)公(Gong)式(Shi)
0.262H((?)D2+d2+D×d)(?)即(Ji)0.262×高(Gao)度(Du)×((?)大(Da)头(Tou)直(Zhi)径(Jing)×大(Da)头(Tou)直(Zhi)径(Jing)+小(Xiao)头(Tou)直(Zhi)径(Jing)×小(Xiao)头(Tou)直(Zhi)径(Jing)+大(Da)头(Tou)直(Zhi)径(Jing)×小(Xiao)头(Tou)直(Zhi)径(Jing))(?)。(?)
十(Shi)二(?)、(?)球(Qiu)缺(Que)体(Ti)((?)例(Li)如(Ru)半(Ban)圆(Yuan)头(Tou))(?)的(De)体(Ti)积(Ji)计(Ji)算(Suan)公(Gong)式(Shi)
十(Shi)三(San)、(?)内(Nei)螺(Luo)纹(Wen)用(Yong)丝(Si)锥(Zhui)的(De)加(Jia)工(Gong)尺(Chi)寸(Cun)计(Ji)算(Suan)公(Gong)式(Shi)
1.丝(Si)锥(Zhui)大(Da)径(Jing)D0的(De)计(Ji)算(Suan)
D0=D+(?)((?)0.866025P/8)(?)×((?)0.5~1.3)(?)即(Ji)丝(Si)锥(Zhui)大(Da)径(Jing)螺(Luo)纹(Wen)基(Ji)本(Ben)尺(Chi)寸(Cun)+0.866025螺(Luo)距(Ju)÷8×0.5至(Zhi)1.3。(?)
注(Zhu):0.5至(Zhi)1.3的(De)多(Duo)少(Shao)选(Xuan)择(Ze)应(Ying)根(Gen)据(Ju)螺(Luo)距(Ju)的(De)大(Da)小(Xiao)来(Lai)确(Que)认(Ren),螺(Luo)距(Ju)值(Zhi)越(Yue)大(Da)则(Ze)应(Ying)采(Cai)用(Yong)小(Xiao)一(Yi)点(Dian)系(Xi)数(Shu),反(Fan)之(Zhi),螺(Luo)距(Ju)值(Zhi)越(Yue)小(Xiao)而(?)相(Xiang)应(Ying)采(Cai)用(Yong)大(Da)一(Yi)点(Dian)系(Xi)数(Shu)。(?)
2.丝(Si)锥(Zhui)中(Zhong)径(Jing)((?)D2)(?)的(De)计(Ji)算(Suan)
D2=((?)3×0.866025P)(?)/8即(Ji)丝(Si)锥(Zhui)中(Zhong)径(Jing)=3×0.866025×螺(Luo)距(Ju)÷8
3.丝(Si)锥(Zhui)小(Xiao)径(Jing)((?)D1)(?)的(De)计(Ji)算(Suan)
D1=((?)5×0.866025P)(?)/8即(Ji)丝(Si)锥(Zhui)小(Xiao)径(Jing)=5×0.866025×螺(Luo)距(Ju)÷8
十(Shi)四(Si)、(?)各(Ge)种(Zhong)形(Xing)状(Zhuang)冷(Leng)镦(Dun)成(Cheng)型(Xing)用(Yong)料(Liao)长(Chang)度(Du)计(Ji)算(Suan)公(Gong)式(Shi)
已(Yi)知(Zhi):圆(Yuan)的(De)体(Ti)积(Ji)公(Gong)式(Shi)是(Shi)直(Zhi)径(Jing)×直(Zhi)径(Jing)×0.7854×长(Chang)度(Du)或(Huo)半(Ban)径(Jing)×半(Ban)径(Jing)×3.1416×长(Chang)度(Du)。(?)即(Ji)d2×0.7854×L或(Huo) R2×3.1416×L
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