A2FM63/61W-VBB020
A2FM63/61W-VBB020
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武漢金斯特液壓設備有限公司
銷售經理:李志龍
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武漢金斯特長期特價供應: 德國博世力士樂BOSCH Rexroth泵、閥、馬達,美國威格士Vickers泵、閥,萬福樂、意大利阿托斯ATOS、美國ASCO、美國SWAGELOK管閥件、韓國HY-LOK、霍尼韋爾等
柱塞泵 馬達
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軸向柱塞泵
是活塞或柱塞的往復運動方向與缸體中心軸平行的柱塞泵。
軸向柱塞泵利用與傳動軸平行的柱塞在柱塞孔內往復運動
所產生的容積變化來進行工作的。由于柱塞和柱塞孔都是
圓形零件,加工時可以達到很高的精度配合,因此容積效率高。
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柱塞泵的泵油機構包括兩套精密偶件:柱塞和柱塞套構成柱塞偶件、出油閥和出油閥座構成出油閥偶件。
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柱塞泵柱塞往復運動總行程L是不變的,由凸輪的升程決定。柱塞每循環(huán)的供油量大小取決于供油行程,供油行程不受凸輪軸控制是可變的。供油開始時刻不隨供油行程的變化而變化。轉動柱塞可改變供油終了時刻,從而改變供油量。柱塞泵工作時,在噴油泵凸輪軸上的凸輪與柱塞彈簧的作用下,迫使柱塞作上、下往復運動,從而完成泵油任務,泵油過程可分為以下三個階段。
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當凸輪的凸起部分轉過去后,在彈簧力的作用下,柱塞向下運動,柱塞上部空間(稱為泵油室)產生真空度,當柱塞上端面把柱塞套上的進油孔打開后,充滿在油泵上體油道內的柴油經油孔進入泵油室,柱塞運動到下止點,進油結束
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柱塞泵缸體鑲裝銅套的,可以采用更換銅套的方法安裝。首先把一組柱塞桿處徑修整到統(tǒng)一尺寸,再用1000#以上的砂紙拋光外徑。
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柱塞泵最重要的部件是軸承,如果軸承出現游隙,則不能保證液壓泵內部三對磨擦副的正常間隙,同時也會破壞各磨擦副的靜液壓支承油膜厚度,降低柱塞泵軸承的使用壽命。據液壓泵制造廠提供的資料,軸承的平均使用壽命為10000h,超過此值就需要更換新口。拆卸下來的軸承,沒有專業(yè)檢測儀器是無法檢測出軸承的游隙的,只能采用目測,如發(fā)現滾柱表面有劃痕或變色,就必須更換。
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高壓柱塞泵的使用壓力一般應在10MPa~100MPa之間。它屬于容積式泵,借助工作腔里的容積周期性變化來達到輸送液體的目的;原動機的機械能經泵直接轉化為輸送液體的壓力能;泵的容量只取決于工作腔容積變化值及其在單位時間內的變化次數,理論上與排出壓力無關。往復泵是借助于活塞在液缸工作腔內的往復運動(或通過隔膜、波紋管等撓性元件在工作腔內的周期性彈性變形)來使工作腔容積產生周期性變化的。在結構上,往復泵的工作腔是借助密封裝置與外界隔開,通過泵閥(吸入閥和排出閥)與管路溝通或閉合。
客戶對我們的評價:
包裝很好,質量優(yōu)異發(fā)貨速度很快,物流很快就到了,很高興,衣服質量很好,下次還會再來光顧的寶貝看著還可以,希望用著也很好
考慮的還是非常細心:試電筆、油管、絲口膠帶、濾網頭配件還是蠻齊全!做工還是蠻厚道! 滿意,性價比非常的高用過兩次了,感覺還可以。抽油的速度還比較快的。
寶貝已經收到了,質量非常好,很喜歡,聲音不大比叫滿意,和想象中的一樣比實體店問的便宜很多,非常滿意的一次購物,好評 很好物流很快,油泵功率挺大,性能很好,質量不錯,使用方便 做工好 功能強 材質經久耐用 很滿意,店家的把服務態(tài)度也很好。五分好評?。。?!發(fā)貨物流好快,平時在網上購物沒這次快,這次速度超快的。在別家看到說這個東西重物流中容易壞 ,買之前還擔心收到貨后是否會有擠壓破損,不過在簽收過程中發(fā)現外包裝很嚴實,拆開后到處打量下沒有損壞,也沒有一絲的磨損。感覺真的很重實,再仔細打量了下,質量沒得說。用著 放心。也拿去給安裝師傅看了下,安裝師傅拿在手上轉一圈后說 ,東西質量很好,比外面實體店的質量肯定好也便宜很多,聽到這些話我很開心,東西配件也都很齊全,體積小巧玲瓏,也好看,與網上描述的是的一樣的。賣家的確是花了心思在做事情,值得贊一個。細心的商家就是不一樣,這點都可以看出商家的用心。正尋思著什么時候安裝,現在快冬天了水龍頭和 熱水器出水太小,而且水也是涼和熱,買前客服人員的服務很到位,主動與我說明貨物的性能及安裝,也說安裝有不明白的可以找他們,客服超好服務也超好!非常棒燥聲有點大
收到就趕緊試用了一下 符合我要求 使用效果不錯寶貝很安靜流量也挺大油泵很好用,抽油很快
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