軸承壓裝力計(jì)算軟件

計(jì)算數(shù)據(jù),F--壓入力（N),F=PfmaxπdfLfμ,584.1509,,0.0596,噸

設(shè)計(jì)數(shù)據(jù),df--結(jié)合直徑（mm）,,34.9000,,,

設(shè)計(jì)數(shù)據(jù),Lf--結(jié)合長(zhǎng)度(mm）,,9.3980,,,

選擇數(shù)據(jù),μ--結(jié)合面摩擦系數(shù),,0.1300,,,

計(jì)算數(shù)據(jù),Pfmax--結(jié)合面承受的最大單位壓力(N/mm2),,13.7000,,,

設(shè)計(jì)數(shù)據(jù),δmax--最大過盈量（mm),,0.0127,,,

選擇參數(shù),Ea--包容件材料彈性模量（N/mm2）,,230000.0000,,,

選擇數(shù)據(jù),Ei--包容件材料彈性模量（N/mm2）,,230000.0000,,,

計(jì)算數(shù)據(jù),Ca--系數(shù),Ca=[(da2+df2)/(da2-df2)]+Va,1.3516,,,

計(jì)算數(shù)據(jù),Ci--系數(shù),Ci=[(df2+di2)/(df2-di2)]-Vi,4.7576,,,

設(shè)計(jì)數(shù)據(jù),da--包容件外徑（mm）,,70.0000,,,

設(shè)計(jì)數(shù)據(jù),di--被包容件內(nèi)徑，實(shí)心軸為0（mm）,,28.5750,,,

選擇參數(shù),Va--包容件泊松系數(shù),,0.3100,,,

選擇參數(shù),Vi--被包容件泊松系數(shù),,0.3100,,,

,注：在選用壓力機(jī)規(guī)格時(shí)應(yīng)是計(jì)算壓力P的3～3.5倍,,,,,

計(jì)算數(shù)據(jù),Fend----最終壓裝力(N),,1927.6980,,0.1967,噸

,使用資料,,,,,

,58-22材料摩擦系數(shù),,,,,

,村料,摩擦因數(shù)μ（無潤(rùn)滑）,摩擦因數(shù)μ（有潤(rùn)滑）,,,

,鋼一鋼,0.07~0.16,0.05~0.13,,,

,鋼—鑄鋼,0.11,0.07,,,

,鋼一結(jié)構(gòu)鋼,0.1,0.08,,,

,鋼一優(yōu)質(zhì)結(jié)構(gòu),0.11,0.07,,,

,鋼—青銅,0.15~0.20,0.03~0.06,,,

,鋼—鑄鐵,0.12~0.15,0.05~0.10,,,

,鑄鐵—鑄鐵,0.15~0.25,0.05~0.10,,,

,表58-23，常用材料的彈性模量，泊松比和線脹系數(shù),,,,,

,材料,彈性模量E/（KN/mm2）,泊松比v,線脹系數(shù)a/(10-6/℃,,

,,,,加熱,冷卻,

,碳鋼、低合金鋼、合金結(jié)構(gòu)鋼,200~235,0.30~0.31,11,—8.5,

,灰鑄鐵（HT150、HT200）,70~80,0.24~0.25,11,—9,

,灰鑄鐵（HT250、HT300）,105~130,0.24~0.26,10,—8,

,可鍛鑄鐵,90~100,0.25,10,—8,

,非合金球墨鑄鐵,160~180,0.28~0.29,10,—8,

,青銅,85,0.35,17,—15,

,黃銅,80,0.36~0.37,18,—16,

,鋁合金,69,0.32~0.36,21,—20,

,鎂鋁合金,40,0.25~0.30,25.5,—25,

,壓裝時(shí)的主要要求為：,,,,,

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1）壓裝時(shí)不得損傷零件,,,,,

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2）壓入時(shí)應(yīng)平穩(wěn)，被壓入件應(yīng)準(zhǔn)確到位。,,,,,

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3）壓裝的軸或套引入端應(yīng)有適當(dāng)導(dǎo)錐，但怠錐長(zhǎng)度不得大于配合長(zhǎng)度的15%，導(dǎo)向斜角一般不應(yīng)大于10°。,,,,,

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4）將實(shí)心軸壓入盲孔，應(yīng)在適當(dāng)部位有排氣孔或槽。,,,,,

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5）壓裝零件的配合表面除有特殊要求外，在壓裝時(shí)應(yīng)涂以清潔的潤(rùn)滑劑。,,