內(nèi)嚙合齒輪泵可施加的最大連續(xù)壓力為 315 bar(根據(jù)規(guī)格大小決定)。此泵的原理特點(diǎn)為能量密度極高的緊湊型設(shè)計(jì)。
內(nèi)嚙合齒輪泵,固定排量
PGH-3X
機(jī)座大小?4, 5
規(guī)格?20?…?250
組件系列?3X
最大工作壓力?350?bar
最大排量?250.5?cm3
固定排量
低工作噪音
低脈動(dòng)流量
由于具有密封間隙補(bǔ)償,因此在低速和低粘度情況下也可實(shí)現(xiàn)高效率
適合較大的粘度和速度范圍
所有機(jī)座大小和規(guī)格之間可以相互組合
可與軸向柱塞泵、內(nèi)嚙合齒輪泵和葉片泵組合
適合使用 HFC 油液運(yùn)行(密封件設(shè)計(jì)“W”)
用途:
適用于具有較大負(fù)載循環(huán)數(shù)的大功率、高壓的耐疲勞驅(qū)動(dòng)器,例如,塑料加工機(jī)、自動(dòng)化壓力機(jī)、鑄造機(jī)和其他使用蓄能器充液操作的應(yīng)用
設(shè)置
PGM.-3X 類型液壓泵為具有恒定排量的間隙補(bǔ)償內(nèi)嚙合齒輪泵。
其基本構(gòu)成是:安裝法蘭 (1)、殼體 (2)、通軸傳動(dòng)罩蓋 (3)、小齒輪軸 (4)、內(nèi)嚙合齒輪 (5)、滑動(dòng)軸承 (6)、軸向墊片 (7) 和止動(dòng)銷(xiāo) (8),以及由扇形體 (9)、扇形支撐體 (10) 和密封輥 (11) 組成的徑向補(bǔ)償。
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吸油和排油過(guò)程
根據(jù)流體動(dòng)力學(xué)安裝的小齒輪軸 (4) 按所示旋轉(zhuǎn)方向驅(qū)動(dòng)內(nèi)嚙合齒輪 (5)。
通過(guò)在吸油范圍內(nèi)打開(kāi)的齒隙吸入液壓油。液壓油通過(guò)小齒輪和內(nèi)嚙合齒輪之間的齒隙從吸油范圍 (S) 輸送到壓力范圍 (P)。
由此,液壓油從閉合的齒隙排出并輸送到壓力油口 (P)。
吸油區(qū)域和壓力范圍由徑向補(bǔ)償元件(9 至 11)以及內(nèi)嚙合齒輪和小齒輪軸之間的齒輪嚙合分隔開(kāi)。
軸向補(bǔ)償
壓力范圍中的排放區(qū)域由軸向墊片 (7) 進(jìn)行軸向密封。
在軸向墊片背對(duì)排放區(qū)域的一側(cè)應(yīng)用了壓力場(chǎng) (12)。這些壓力場(chǎng)使軸向墊片與排放區(qū)域達(dá)到平衡,從而以較低的機(jī)械損失實(shí)現(xiàn)理想的密封效果。
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徑向補(bǔ)償
徑向補(bǔ)償元件包括扇形體 (9)、扇形支撐體 (10) 和密封輥 (11)。
扇形體 (9) 和扇形支撐體 (10) 排列在壓力場(chǎng)中,以使產(chǎn)生的壓力基本上可被止動(dòng)銷(xiāo)承受。
一個(gè)小的壓力組件將扇形體和扇形支撐體壓到小齒輪軸和內(nèi)嚙合齒輪的齒尖,這樣即可通過(guò)自動(dòng)調(diào)整間隙將壓力范圍密封到吸油范圍。
這是在整個(gè)工作時(shí)間內(nèi)持續(xù)保持高容積效率的先決條件。
扇形體和扇形支撐體的間隙調(diào)整可通過(guò)中間的密封輥來(lái)進(jìn)行。
流體動(dòng)力和流體靜力安裝
小齒輪軸 (4) 由流體動(dòng)力潤(rùn)滑的徑向滑動(dòng)軸承 (6) 承受。
內(nèi)嚙合齒輪 (5) 以通過(guò)流體靜力安裝在殼體中。
齒輪輪齒系統(tǒng)
漸開(kāi)線齒邊的齒輪齒系統(tǒng)具有用于較低流量和壓力脈動(dòng)的長(zhǎng)嚙合長(zhǎng)度,因此可確保低噪音運(yùn)行。
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PGH 型號(hào)液壓泵為具有恒定排量的間隙補(bǔ)償內(nèi)嚙合齒輪泵。根據(jù)流體動(dòng)力學(xué)安裝的小齒輪軸將驅(qū)動(dòng)內(nèi)嚙合齒輪。通過(guò)在吸油范圍內(nèi)打開(kāi)的小齒輪軸和內(nèi)嚙合齒輪齒側(cè)間隙吸入液壓油并將其送入壓力范圍。吸油區(qū)域和壓力范圍由徑向補(bǔ)償元件以及內(nèi)嚙合齒輪和小齒輪軸之間的齒輪嚙合分開(kāi)。
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R901147105 | PGH4-3X/020RE11VE4 |
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R901423298 | PGH4-3X/020RR11VU2-A516 |
R901340845 | PGH4-3X/020RR11WU2 |
R901283008 | PGH4-3X/025LE11VU2 |
R901282906 | PGH4-3X/025LR11VU2 |
R901147106 | PGH4-3X/025RE11VE4 |
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R901271425 | PGH4-3X/025RE11WU2 |
R901147111 | PGH4-3X/025RR11VU2 |
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R901443648 | PGH4-3X/025RR11VU2-C3.1 |
R901357519 | PGH4-3X/025RR11WU2 |
R901283009 | PGH4-3X/032LE11VU2 |
R901282907 | PGH4-3X/032LR11VU2 |
R901147107 | PGH4-3X/032RE11VE4 |
R901147102 | PGH4-3X/032RE11VU2 |
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R901416754 | PGH4-3X/032RE11WE4 |
R901296753 | PGH4-3X/032RE11WU2 |
R901147112 | PGH4-3X/032RR11VU2 |
R901423300 | PGH4-3X/032RR11VU2-A516 |
R901310645 | PGH4-3X/032RR11WU2 |
R901283010 | PGH4-3X/040LE11VU2 |
R901282908 | PGH4-3X/040LR11VU2 |
R901147108 | PGH4-3X/040RE11VE4 |
R901147103 | PGH4-3X/040RE11VU2 |
R901349646 | PGH4-3X/040RE11WE4 |
R901296755 | PGH4-3X/040RE11WU2 |
R901147113 | PGH4-3X/040RR11VU2 |
R901349822 | PGH4-3X/040RR11VU2-A509 |
R901423301 | PGH4-3X/040RR11VU2-A516 |
R901428459 | PGH4-3X/040RR11VU2-C3.1 |
R901283011 | PGH4-3X/050LE11VU2 |
R901282909 | PGH4-3X/050LR11VU2 |
R901147109 | PGH4-3X/050RE11VE4 |
R901147104 | PGH4-3X/050RE11VU2 |
R901422066 | PGH4-3X/050RE11VU2-A516 |
R901490709 | PGH4-3X/050RE11WE4 |
R901296757 | PGH4-3X/050RE11WU2 |
R901433870 | PGH4-3X/050RE11WU2-A520 |
R901147114 | PGH4-3X/050RR11VU2 |
R901423302 | PGH4-3X/050RR11VU2-A516 |
R901464965 | PGH4-3X/050RR11VU2-A525 |
R901274915 | PGH4-3X/050RR11WU2 |
R901357192 | PGH4-3X/063LR11VU2 |
R901286225 | PGH4-3X/063RE11VE4 |
R901286223 | PGH4-3X/063RE11VU2 |
R901491029 | PGH4-3X/063RE11WE4 |
R901385321 | PGH4-3X/063RE11WU2 |
R901286226 | PGH4-3X/063RR11VU2 |
R901423303 | PGH4-3X/063RR11VU2-A516 |
R901463362 | PGH4-3X/063RR11WU2 |
R901260687 | PGH5-3X/063LR11VU2 |
R901147122 | PGH5-3X/063RE11VE4 |
R901147115 | PGH5-3X/063RE11VU2 |
R901483700 | PGH5-3X/063RE11VU2-A525 |
R901490711 | PGH5-3X/063RE11WE4 |
R901470339 | PGH5-3X/063RE11WU2 |
R901147129 | PGH5-3X/063RR11VU2 |
R901423306 | PGH5-3X/063RR11VU2-A516 |
R901282739 | PGH5-3X/063RR11WU2 |
R901260688 | PGH5-3X/080LR11VU2 |
R901147123 | PGH5-3X/080RE11VE4 |
R901443231 | PGH5-3X/080RE11VE4-C3.1 |
R901147116 | PGH5-3X/080RE11VU2 |
R901349823 | PGH5-3X/080RE11VU2-A509 |
R901349331 | PGH5-3X/080RE11WE4 |
R901369097 | PGH5-3X/080RE11WU2 |
R901147130 | PGH5-3X/080RR11VU2 |
R901423307 | PGH5-3X/080RR11VU2-A516 |
R901443233 | PGH5-3X/080RR11VU2-C3.1 |
R901471541 | PGH5-3X/080RR11VU2-C3.2?LRS |
R901296758 | PGH5-3X/080RR11WU2 |
R901260689 | PGH5-3X/100LR11VU2 |
R901412034 | PGH5-3X/100LR11WU2 |
R901147124 | PGH5-3X/100RE11VE4 |
R901147117 | PGH5-3X/100RE11VU2 |
R901423214 | PGH5-3X/100RE11WE4 |
R901325311 | PGH5-3X/100RE11WU2 |
R901147131 | PGH5-3X/100RR11VU2 |
R901423308 | PGH5-3X/100RR11VU2-A516 |
R901296759 | PGH5-3X/100RR11WU2 |
R901260690 | PGH5-3X/125LR11VU2 |
R901376012 | PGH5-3X/125LR11WU2 |
R901147125 | PGH5-3X/125RE11VE4 |
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R901423309 | PGH5-3X/125RR11VU2-A516 |
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R901474901 | PGH5-3X/250RR07WU2 |
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R901491851 | PGH55-3X/080R-080REVU2 |
R901480614 | PGH55-3X/100R-080REVE4 |
R901478306 | PGH55-3X/125R-080REVE4 |