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液壓油泵

意大利馬祖奇MARZOCCHI液壓齒輪泵1PD1.6/2/2.5/3.3/4.2/5/11.5

2026年04月21日 液壓油泵 游覽量:遞增失敗!

意大利馬祖奇MARZOCCHI液壓齒輪泵1PD1.6/2/2.5/3.3/4.2/5/11.5

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1PD1.6 是一款 1 系列微型定量外嚙合齒輪泵,核心特征為理論排量 1.1 cm3/rev1500 rpm 時流量約 1.6 L/min,主打超小流量、高精度、高耐壓,常用于精密夾緊、潤滑、測試及微型動力單元。



型號完整釋義

1PD1.6

  • 1P:產品系列(1 系列微型齒輪泵,標準法蘭 / 螺紋油口、錐形軸)
  • D:密封與結構(適配礦物油的 NBR 密封,可選高溫 / 特殊密封)
  • 1.6:流量標識(1500 rpm 時名義流量約 1.6 L/min,對應理論排量 1.1 cm3/rev)

核心技術參數

參數項規格值
理論排量1.1 cm3/rev (1.1 mL/rev)
連續工作壓力210–230 bar (21–23 MPa)
峰值壓力250–270 bar (25–27 MPa)
轉速范圍600–6000 rpm(額定 1500 rpm)
1500 rpm 流量≈1.6 L/min
容積效率≥93%(額定工況)
機械效率≥90%
適用介質礦物液壓油(L-HM32/46/68)、合成液壓油
粘度范圍10–100 cSt(推薦 25–40 cSt)
溫度范圍-20℃至 + 80℃(密封 NBR),可選高溫至 + 120℃
安裝4 孔矩形法蘭(中心距 25.4/30 mm 可選)
軸伸1:8 錐形軸(帶平鍵),直徑 5–6 mm
油口G3/8" 或 BSP 螺紋(進 / 出油)
重量≈1.2–1.6 kg

結構與原理

  • 核心結構:高強度鋁合金泵體、鑄鐵端蓋;高精度漸開線齒輪副;軸向間隙自動補償(浮動側板 / 軸套);雙重軸封(機械密封 + 骨架油封)。
  • 工作原理:吸油腔齒輪旋轉形成真空吸油,壓油腔嚙合降壓輸出,定量特性(流量 = 排量 × 轉速 ÷1000)。

性能特點

  • 超小流量精準供油:1.1 cm3/rev 小排量,適配精密夾緊、潤滑、測試臺等小流量場景。
  • 高耐壓長壽命:230 bar 連續壓力,軸向補償減少內泄,額定轉速下效率穩定。
  • 低噪低脈動:精密齒輪與緩沖油口設計,噪音≤70 dB (A),適合精密設備。
  • 緊湊易安裝:鋁合金殼體輕量化,標準法蘭 / 油口 / 軸伸,互換性強。

典型應用

  • 精密液壓:機床夾緊 / 潤滑系統、夾具動力單元、模具液壓站。
  • 測試設備:液壓試驗臺、壓力 / 流量標定系統、微型測試平臺。
  • 車輛與工程機械:微型叉車、滑移裝載機輔助系統、農機精準控制。
  • 工業自動化:機器人執行器、氣動液壓轉換裝置、小型動力包。

安裝與使用要點

  • 同軸度:泵與電機聯軸器同軸度≤0.05 mm,用彈性聯軸器。
  • 轉向:順時針(軸端視),禁止反轉。
  • 吸油:進油配≤25 μm 過濾器,管路短、粗、無漏氣;吸高不超過 0.5 m。
  • 壓力保護:系統必裝溢流閥,限制壓力≤230 bar。
  • 磨合期:空載運行 10 分鐘,逐步升壓至額定壓力。

常見故障與排除

  • 流量不足:轉速偏低、油粘度過高、內泄增大 → 調轉速、換油、檢修軸向補償 / 密封。
  • 壓力上不去:吸空、密封損壞、溢流閥失效 → 查漏氣、換密封、檢修溢流閥。
  • 噪音大:吸空、同軸度差、軸承磨損 → 檢查吸油回路、校正同軸度、換軸承。
  • 軸封漏油:密封老化、安裝不當、軸磨損 → 更換機械密封、規范安裝、修軸。

選型提示

  1. 按所需流量反算轉速(Q=1.1×n÷1000),避免低速脈動或高速過熱。
  2. 優先匹配法蘭 / 油口 / 軸型標準,減少改裝成本。
  3. 高溫或特殊介質需確認密封材質(可選 FKM/Viton)。

本文由蘇州逐利機電整理發布,如需轉載請瀏覽來源及出處,原文地址:http://m.fjptba.com/yyyb/824.html

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