38.1KJJ2HGC24MC1100C1144
50.8CJ2HGC38MC1100M1100
50.8CSBa2HGC39MC1100M1100
50.8CBB2HGC37MC1100M1100
50.8CBB2HGC48MC1100M1100
50.8CJ2HGC49MC1100M1100
50.8CSBa2HGC47MC1100M1100
50.8CTC2HGC47MC1100M1100
50.8CTB2HGC19MC1100M1100
50.8CDD2HGC18MC1100M1100
50.8CBB2HGC1144MC1100C1144
50.8CHB2HGC1144MC1100C1144
50.8CJJ2HGC24MC1100C1144
50.8CJB2HGC34MC1100C1144
50.8CJ2HGC44MC1100C1144
50.8CBB2HGC17MC1100C1144
50.8CSBa2HGC28MC1100C1144
50.8CTD2HGC28MC1100C1144
50.8CTC2HGC29MC1100C1144
50.8CH2HGC27MC1100C1144
50.8CJJ2HGC38MC1100C1144
50.8CJ2HGC39MC1100C1144
50.8CJJ2HGC37MC1100C1144
50.8CJJ2HGC48MC1100C1144
50.8CDD2HGC49MC1100C1144
50.8CJB2HGC47MC1100C1144
50.8CSBa2HGC19MC1100C1144
50.8CTD2HGC19MC1100C1144
38.1KJJ2HGC24MC1100C1144
19.采用鍛件毛坯時,應(yīng)經(jīng)正火處理以消除殘余內(nèi)應(yīng)力。必要時應(yīng)進(jìn)行無損探傷以檢查其內(nèi)部質(zhì)量。
20.棱邊倒角2×45°,閥體較小時則倒角1.5×45°。
21.各油道孔口應(yīng)保持尖邊,勿倒角,但應(yīng)去盡毛刺。各管接頭螺紋孔口倒角深度應(yīng)不大于螺距的二分之一。
22.去毛刺、飛邊,認(rèn)真清除孔道內(nèi)切屑、雜質(zhì),并清洗干凈。
23.在各油口旁打上相應(yīng)的油口標(biāo)記鋼印,鋼印距孔口不小于6mm(以不影響O型密封圈的密封性能為準(zhǔn))。
24. 當(dāng)閥塊體表面采用化學(xué)鍍鎳處理時,鍍層厚0.008~0.012mm。
25.加工完畢后的閥塊體應(yīng)有防銹、防塵等防護(hù)措施,表面應(yīng)封蓋,并存放于清潔干燥的場所。
雖然液壓泵的結(jié)構(gòu)大不相同,但是在安裝與使用方面存在許多共同點。
(1)液壓泵連接注意事項
① 液壓泵可以用支座或法蘭安裝,泵和原動機應(yīng)采用共同的基礎(chǔ)支座,法蘭和基礎(chǔ)都應(yīng)有足夠的剛性。特別注意:流量大于 (或等于)160L/min的柱塞泵,不宜安裝在油箱上。
② 液壓泵和原動機輸出軸間應(yīng)采用彈性聯(lián)軸器連接,嚴(yán)禁在液壓泵軸上安裝帶輪或齒輪驅(qū)動液壓泵,若一定要用帶輪或齒輪與泵連接,則應(yīng)加一對支座來安裝帶輪或齒輪,該支座與泵軸的同軸度誤差應(yīng)不大于Φ0.05mm。
38.1KJJ2HGC24MC1100C1144