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天添主營力士樂REXROTH柱塞泵

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天添主營(ying)力士樂(le)REXROTH柱塞泵(beng)公司液壓元件行(xing)業耕耘十(shi)余年,有著豐(feng)富(fu)成熟經驗(yan),公司為廣大用戶(hu)提供*,價格合理的產品,可滿足不(bu)同客(ke)戶(hu)的需求!是您身邊的工業品超(chao)市!

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天添主營力士樂REXROTH柱塞泵力(li)士(shi)樂(le)REXROTH柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)是活塞或柱(zhu)(zhu)(zhu)(zhu)(zhu)塞的(de)(de)往復(fu)運(yun)動(dong)(dong)方向與(yu)缸體中(zhong)心軸(zhou)(zhou)平(ping)行(xing)的(de)(de)柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)。軸(zhou)(zhou)向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)利(li)用與(yu)傳動(dong)(dong)軸(zhou)(zhou)平(ping)行(xing)的(de)(de)柱(zhu)(zhu)(zhu)(zhu)(zhu)塞在柱(zhu)(zhu)(zhu)(zhu)(zhu)塞孔內(nei)往復(fu)運(yun)動(dong)(dong)所產生(sheng)的(de)(de)容積變(bian)化來進(jin)行(xing)工作的(de)(de)。由于柱(zhu)(zhu)(zhu)(zhu)(zhu)塞和(he)柱(zhu)(zhu)(zhu)(zhu)(zhu)塞孔都是圓形零件,加(jia)工時可以達到(dao)很高的(de)(de)精度(du)配合,因此容積效率高。力(li)士(shi)樂(le)REXROTH柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)可分為閥配流與(yu)軸(zhou)(zhou)配流兩大類。閥配流徑向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)存(cun)在故障(zhang)率高、效率低等缺點(dian)。上70、80年代(dai)發展的(de)(de)軸(zhou)(zhou)配流徑向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)克服了閥配流徑向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)的(de)(de)不足。由于徑向泵(beng)(beng)結(jie)構上的(de)(de)特點(dian),固定(ding)了軸(zhou)(zhou)配流徑向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)比軸(zhou)(zhou)向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)耐沖(chong)擊、壽命長、控(kong)制精度(du)高。變(bian)量(liang)行(xing)程短泵(beng)(beng)的(de)(de)變(bian)量(liang)是在變(bian)量(liang)柱(zhu)(zhu)(zhu)(zhu)(zhu)塞和(he)限位(wei)柱(zhu)(zhu)(zhu)(zhu)(zhu)塞作用下,改(gai)變(bian)定(ding)子的(de)(de)偏(pian)心距實現的(de)(de),而定(ding)于的(de)(de)大偏(pian)心距為 5—9mm(根據排(pai)量(liang)大小不同),變(bian)量(liang)行(xing)程很短。且變(bian)量(liang)機構設(she)計為高壓操縱,由控(kong)制閥進(jin)行(xing)控(kong)制。故該泵(beng)(beng)的(de)(de)響應速度(du)快。徑向結(jie)構設(she)計克服了如軸(zhou)(zhou)向柱(zhu)(zhu)(zhu)(zhu)(zhu)塞泵(beng)(beng)滑(hua)靴偏(pian)磨的(de)(de)問題。使(shi)其(qi)抗沖(chong)擊能力(li)大幅(fu)度(du)提高。

力(li)士樂(le)REXROTH柱塞泵舉例型(xing)號:A10VSO18DFR1/31R-PPA12N00A10VS→斜盤式變量泵,此(ci)系(xi)列(lie)工業驅動(dong)用(yong),公稱(cheng)壓力(li) 28MPa,最(zui)高壓力(li)35MPa;O →運(yun)行方式,此(ci)系(xi)列(lie)用(yong)于(yu)開式回路系(xi)統;

  18 →排(pai)量(liang)規格此(ci)型號(hao)為18m3(另有(you)10、28、45、71、100、140等常見規格排(pai)量(liang))DFR1 →控(kong)(kong)制機構(gou),(DG表示兩位控(kong)(kong)制直接(jie)驅動;DR(G)表;示壓(ya)(ya)力(li)(li)控(kong)(kong)制遠程控(kong)(kong)制;DFR(1)壓(ya)(ya)力(li)(li)/流量(liang)控(kong)(kong)制 ;帶有(you)1指在X油路無小孔;DFLR壓(ya)(ya)力(li)(li)/流量(liang)/功率(lv)控(kong)(kong)制;FHD流量(liang) 控(kong)(kong)制,和先導壓(ya)(ya)力(li)(li)有(you)關(guan)帶壓(ya)(ya)力(li)(li)控(kong)(kong)制;FE1**流量(liang)電控(kong)(kong);DFE1**壓(ya)(ya)力(li)(li)/流量(liang)電控(kong)(kong);ED電液壓(ya)(ya)力(li)(li)控(kong)(kong)制);31 →產品系(xi)列

  R →轉(zhuan)動(dong)方向(R順時針,L逆時針)

  P →密封(feng)(P指(zhi)(zhi)(zhi)帶FKM軸(zhou)(zhou)(zhou)封(feng)的NBR(丁晴橡(xiang)膠(jiao)(jiao),符合DIN ISO 1629),V指(zhi)(zhi)(zhi)FKM(佛(fo)橡(xiang)膠(jiao)(jiao),符合DIN ISO 1629))P →軸(zhou)(zhou)(zhou)端(P指(zhi)(zhi)(zhi)帶鍵(jian)直軸(zhou)(zhou)(zhou) DIN 6885,S指(zhi)(zhi)(zhi)花鍵(jian)軸(zhou)(zhou)(zhou)SAE,R指(zhi)(zhi)(zhi)花鍵(jian)軸(zhou)(zhou)(zhou)SAE(較(jiao)高(gao)的通(tong)軸(zhou)(zhou)(zhou)驅動(dong)轉矩));A →安裝(zhuang)法蘭孔(kong)(A指(zhi)(zhi)(zhi)ISO 2孔(kong),B指(zhi)(zhi)(zhi)ISO 4孔(kong));12 →工作油(you)(you)口(kou)(kou)連接(jie),{壓(ya)力油(you)(you)口(kou)(kou)B 吸油(you)(you)口(kou)(kou)S}在相(xiang)反方向(xiang) ,SAE油(you)(you)口(kou)(kou)米制固定螺釘;N00 →通(tong)軸(zhou)(zhou)(zhou),(N00無(wu)通(tong)軸(zhou)(zhou)(zhou)驅動(dong);有通(tong)軸(zhou)(zhou)(zhou)驅動(dong)帶軸(zhou)(zhou)(zhou)向(xiang)泵(beng)(beng)、齒輪泵(beng)(beng)回徑(jing)向(xiang)柱(zhu)塞泵(beng)(beng)KB2、K51、KB3、K01等(deng)等(deng))力士樂rexroth液壓(ya)泵(beng)(beng)常用(yong)系列型號:

     力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A10VSO系(xi)列(lie)(lie)(lie):A10VsO18,A10VsO28,A10VsO45,A10VsO71,A10VsO100, 力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A10VO系(xi)列(lie)(lie)(lie):A10VO28,A10VO45,A10VO71,A10VO100, 力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A2F系(xi)列(lie)(lie)(lie):A2F10,A2F12,A2F28,A2F45,A2F55,A2F63,A2F80,A2F107,A2F125,A2F160,A2F200,A2F250,  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A8VO系(xi)列(lie)(lie)(lie):A8VO55、A8VO80、A8VO107、  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A4VSO系(xi)列(lie)(lie)(lie):A4VSO40、A4VSO45、A4VSO56、A4VSO71、A4VSO125、A4VSO180、A4VSO250、  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A4VG系(xi)列(lie)(lie)(lie):A4VG28、A4VG45、A4VG50、A4VG56、A4VG71、A4VG125、A4VG180、  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A8V系(xi)列(lie)(lie)(lie):A8V55、A8V80、A8V107、A8V115、  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A10VD系(xi)列(lie)(lie)(lie):A10VD17、A10VD21、A10VD28、A10VD43、  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A11V系(xi)列(lie)(lie)(lie):A11V130、A11V160、A11V190、  力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A2FO系(xi)列(lie)(lie)(lie):A2FO12,A2FO16,A2FO23,A2FO28,A2FO32,A2FO45,A2FO56,A2FO63,A2FO80,A2FO90,A2FO107,A2FO125,A2FO160, 力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A2FE系(xi)列(lie)(lie)(lie):A2FE55,A2FE80,A2FE107,A2FE125, 力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A2FM系(xi)列(lie)(lie)(lie):A2FM10,A2FM12,A2FM16,A2FM23,A2FM28,A2FM32,A2FM45,A2FM56,A2FM63,A2FM80,A2FM90,A2FM107,A2FM125,A2FM160, 力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A6V系(xi)列(lie)(lie)(lie):A6V28,A6V55,A6V80,A6V107,A6V160,A6V225, 力(li)(li)(li)士(shi)(shi)(shi)(shi)(shi)樂(le)(le)(le)(le)(le)液(ye)(ye)(ye)(ye)壓(ya)(ya)柱(zhu)(zhu)(zhu)塞(sai)泵(beng)(beng)(beng)(beng)(beng)A7V系(xi)列(lie)(lie)(lie):A7V20,A7V28,A7V40,A7V55,A7V58,A7V80,A7V78,A7V107,A7V117,A7V160,A7V250,A7V355,

力(li)士(shi)樂REXROTH柱(zhu)(zhu)(zhu)塞(sai)(sai)泵(beng)(beng)往(wang)復(fu)運(yun)(yun)動總行(xing)程(cheng)L是不(bu)(bu)變(bian)(bian)的(de),由(you)凸(tu)輪(lun)(lun)的(de)升程(cheng)決定。柱(zhu)(zhu)(zhu)塞(sai)(sai)每(mei)循環的(de)供(gong)油(you)量大小(xiao)取(qu)決于供(gong)油(you)行(xing)程(cheng),供(gong)油(you)行(xing)程(cheng)不(bu)(bu)受凸(tu)輪(lun)(lun)軸(zhou)控制是可變(bian)(bian)的(de)。供(gong)油(you)開始時刻不(bu)(bu)隨供(gong)油(you)行(xing)程(cheng)的(de)變(bian)(bian)化(hua)而變(bian)(bian)化(hua)。轉動柱(zhu)(zhu)(zhu)塞(sai)(sai)可改變(bian)(bian)供(gong)油(you)終(zhong)了時刻,從而改變(bian)(bian)供(gong)油(you)量。柱(zhu)(zhu)(zhu)塞(sai)(sai)泵(beng)(beng)工作時,在噴油(you)泵(beng)(beng)凸(tu)輪(lun)(lun)軸(zhou)上(shang)的(de)凸(tu)輪(lun)(lun)與柱(zhu)(zhu)(zhu)塞(sai)(sai)彈簧(huang)的(de)作用下(xia),迫(po)使柱(zhu)(zhu)(zhu)塞(sai)(sai)作上(shang)、下(xia)往(wang)復(fu)運(yun)(yun)動,從而完成泵(beng)(beng)油(you)任(ren)務(wu),泵(beng)(beng)油(you)過程(cheng)可分為以下(xia)兩個階段。

    進油過程

    當(dang)凸輪的(de)凸起(qi)部(bu)分(fen)轉過(guo)(guo)去后,在(zai)彈簧力的(de)作用下(xia),柱(zhu)塞(sai)向下(xia)運(yun)(yun)動(dong),柱(zhu)塞(sai)上(shang)部(bu)空間(jian)(稱為泵油(you)室)產(chan)生(sheng)真空度,當(dang)柱(zhu)塞(sai)上(shang)端面把柱(zhu)塞(sai)套上(shang)的(de)進油(you)孔(kong)打開后,充滿在(zai)油(you)泵上(shang)體(ti)油(you)道內(nei)的(de)柴油(you)經油(you)孔(kong)進入泵油(you)室,柱(zhu)塞(sai)運(yun)(yun)動(dong)到下(xia)止(zhi)點,進油(you)結(jie)束(shu)回油(you)過(guo)(guo)程(cheng)

    柱塞向上供(gong)油(you),當上行(xing)到柱塞上的(de)(de)斜(xie)槽(停(ting)供(gong)邊)與套筒上的(de)(de)回油(you)孔(kong)相(xiang)通(tong)時,泵(beng)油(you)室低壓油(you)路便與柱塞頭部(bu)的(de)(de)中孔(kong)和徑向孔(kong)及(ji)斜(xie)槽溝通(tong),油(you)壓驟然下(xia)(xia)降,出油(you)閥在彈(dan)簧力的(de)(de)作用(yong)下(xia)(xia)迅速關(guan)閉,停(ting)止供(gong)油(you)。此后(hou)柱塞還(huan)要(yao)上行(xing),當凸(tu)輪的(de)(de)凸(tu)起部(bu)分轉過去后(hou),在彈(dan)簧的(de)(de)作用(yong)下(xia)(xia),柱塞又下(xia)(xia)行(xing)。此時便開始(shi)了下(xia)(xia)一個循環。

天添主營力士樂REXROTH柱塞泵以(yi)一個(ge)(ge)(ge)柱(zhu)塞為(wei)原理介紹,一個(ge)(ge)(ge)柱(zhu)塞泵上有兩(liang)個(ge)(ge)(ge)單(dan)向(xiang)(xiang)閥,并且方(fang)(fang)向(xiang)(xiang)相反,柱(zhu)塞向(xiang)(xiang)一個(ge)(ge)(ge)方(fang)(fang)向(xiang)(xiang)運(yun)動時(shi)缸內出現負壓,這時(shi)一個(ge)(ge)(ge)單(dan)向(xiang)(xiang)閥打(da)(da)開液體(ti)被(bei)(bei)吸入缸內,柱(zhu)塞向(xiang)(xiang)另一個(ge)(ge)(ge)方(fang)(fang)向(xiang)(xiang)運(yun)動時(shi),將液體(ti)壓縮后另一個(ge)(ge)(ge)單(dan)向(xiang)(xiang)閥被(bei)(bei)打(da)(da)開,被(bei)(bei)吸入缸內的液體(ti)被(bei)(bei)排(pai)出。這種工作方(fang)(fang)式連續運(yun)動后就形(xing)成了連續供油。

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