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VIVOLO齒輪泵
通過拆裝,從結(jié)構(gòu)上理解齒輪泵的困油、泄漏和徑向不平衡現(xiàn)象及解決方法?
答:液壓油在漸開線齒輪泵運(yùn)轉(zhuǎn)過程中,因齒輪相交處的封閉體積隨時(shí)間改變,
常有一部分的液壓油被密封在齒間,稱為困油現(xiàn)象,因液壓油不可壓縮將使外接齒
輪產(chǎn)生極大的振動(dòng)和噪聲,影響系統(tǒng)正常工作。
齒輪泵困油現(xiàn)象解決方法:是在齒輪嚙合處的側(cè)面向排油腔開一道卸油槽,使困
于兩齒間的油可以被排出以消除困油現(xiàn)象,齒輪泵工作時(shí)有三個(gè)主露途徑:
1) 齒輪兩側(cè)面與端蓋間軸向間隙
2) 泵體內(nèi)孔和齒輪外圓間的徑向間隙
3) 兩個(gè)齒面嚙合間
解決泄露問題的對策是選用適當(dāng)?shù)拈g隙進(jìn)行控制。端面間隙補(bǔ)償采用靜壓平衡措
施,
201該系列常用型號:
X2P4101EOOA X2P4102EOOA
X2P4301EOOA X2P4302EOOA
X2P4501EOOA X2P4502EOOA
X2P4701EOOA X2P4702EOOA
X2P4901EPOA X2P4902EPOA
X2P5101EPOA X2P5102EPOA
X2P5301EPOA X2P5302EPOA
X2P5501EPOA X2P5502EPOA
X2P5701EQPA X2P5702EQPA
X2P5901EQPA X2P5902EQPA
X2P6101EQPA X2P6102EQPA
X2P6301EQPA X2P6302EQPA
15 X3P6631IDDA X3P6632IDDA
18 X3P6831IDDA X3P6832IDDA
21 X3P7031IDDA X3P7032IDDA
27 X3P7231IEEA X3P7232IEEA
32 X3P7431IEEA X3P7432IEEA
38 X3P7831IEEA X3P7832IEEA
43 X3P7931IEEA X3P7932IEEA
47 X3P8031IEEA X3P8032IEEA