意大利Marzocchi馬祖奇雙聯齒輪泵GHPA2-D-6+GHPP2-D-6 GHP1A-D-6






ALP1A-D-11,ALP1A-D-11-FG,ALP1A-D-13,ALP1A-D-13-FG,ALP1A-D-16,ALP1A-D-16-FG,ALP1A-D-2,ALP1A-D-20,ALP1A-D-20-FG,ALP1A-D-2-FG,ALP1A-D-3,ALP1A-D-3-FG,ALP1A-D-4,ALP1A-D-4-FG,ALP1A-D-5,ALP1A-D-5-FG,ALP1A-D-6,ALP1A-D-6-FG,ALP1A-D-7,ALP1A-D-7-FG,ALP1A-D-9,ALP1A-D-9-FG,ALP1-D-11,ALP1-D-11-FG,ALP1-D-13,ALP1-D-13-FG,ALP1-D-16,ALP1-D-16-FG,ALP1-D-2,ALP1-D-20,ALP1-D-20-FG,ALP1-D-2-FG,ALP1-D-3,ALP1-D-3-FG,ALP1-D-4,ALP1-D-4-FG,ALP1-D-5,ALP1-D-5-FG,ALP1-D-6,ALP1-D-6-FG,ALP1-D-7,ALP1-D-7-FG,ALP1-D-9,ALP1-D-9-FG,ALP2A-D-10,ALP2A-D-10-FG,ALP2A-D-12,ALP2A-D-12-FG,ALP2A-D-13,ALP2A-D-13-FG,ALP2A-D-16,ALP2A-D-16-FG,ALP2A-D-20,ALP2A-D-20-FG,ALP2A-D-22,ALP2A-D-22-FG,ALP2A-D-25,ALP2A-D-25-FG,ALP2A-D-30,ALP2A-D-30-FG,ALP2A-D-34,ALP2A-D-34-FG,ALP2A-D-37,ALP2A-D-37-FG,ALP2A-D-40,ALP2A-D-40-FG,ALP2A-D-50,ALP2A-D-50-FG,ALP2A-D-6,ALP2A-D-6-FG,ALP2A-D-9,ALP2A-D-9-FG,ALP2-D-10,ALP2-D-10-FG,ALP2-D-12,ALP2-D-12-FG,ALP2-D-13,ALP2-D-13-FG,ALP2-D-16,ALP2-D-16-FG,ALP2-D-20,ALP2-D-20-FG,ALP2-D-22,ALP2-D-22-FG,ALP2-D-25,ALP2-D-25-FG,ALP2-D-30,ALP2-D-30-FG,ALP2-D-34,ALP2-D-34-FG,ALP2-D-37,ALP2-D-37-FG,ALP2-D-40,ALP2-D-40-FG,ALP2-D-50,ALP2-D-50-FG,ALP2-D-6,ALP2-D-6-FG,ALP2-D-9,ALP2-D-9-FG,ALP3A-D-110,ALP3A-D-120,ALP3A-D-135,ALP3A-D-30,ALP3A-D-33,ALP3A-D-40,ALP3A-D-50,ALP3A-D-60,ALP3A-D-66,ALP3A-D-80,ALP3A-D-94,ALP3-D-110,ALP3-D-120,ALP3-D-135,ALP3-D-30,ALP3-D-33,ALP3-D-40,ALP3-D-50,ALP3-D-60,ALP3-D-66,ALP3-D-80,ALP3-D-94,GHP1A2-D-11,GHP1A2-D-13,GHP1A2-D-16,GHP1A2-D-2,GHP1A2-D-20,GHP1A2-D-3,GHP1A2-D-4,GHP1A2-D-5,GHP1A2-D-6,GHP1A2-D-7,GHP1A2-D-9,GHP1A-D-11,GHP1A-D-11-RA,GHP1A-D-13,GHP1A-D-13-RA,GHP1A-D-16,GHP1A-D-16-RA,GHP1A-D-20,GHP1A-D-20-RA,GHP1A-D-2-RA,GHP1A-D-3,GHP1A-D-3-RA,GHP1A-D-4,GHP1A-D-4-RA,GHP1A-D-5,GHP1A-D-5-RA,GHP1A-D-6,GHP1A-D-6-RA,GHP1A-D-7,GHP1A-D-7-RA,GHP1A-D-9,GHP1AQ-D-11,GHP1AQ-D-13,GHP1AQ-D-16,GHP1AQ-D-2,GHP1AQ-D-20,GHP1AQ-D-3,GHP1AQ-D-4,GHP1AQ-D-5,GHP1AQ-D-6,GHP1AQ-D-7,GHP1AQ-D-9,GHP1-D-11,GHP1-D-11-RA,GHP1-D-13,GHP1-D-13-RA,GHP1-D-16,GHP1-D-16-RA,GHP1-D-2,GHP1-D-20,GHP1-D-20-RA,GHP1-D-2-RA,GHP1-D-3,GHP1-D-3-RA,GHP1-D-4,GHP1-D-4-RA,GHP1-D-5,GHP1-D-5-RA,GHP1-D-6,GHP1-D-6-RA,GHP1-D-7,GHP1-D-7-RA,GHP1-D-9,GHP2A3-D-10,GHP2A3-D-12,GHP2A3-D-13,GHP2A3-D-16,GHP2A3-D-20,GHP2A3-D-22,GHP2A3-D-25,GHP2A3-D-30,GHP2A3-D-34,GHP2A3-D-37,GHP2A3-D-40,GHP2A3-D-50,GHP2A3-D-6,GHP2A3-D-9,GHP2A-D-10,GHP2A-D-10-FG,GHP2A-D-10-KA,GHP2A-D-12,GHP2A-D-12-KA,GHP2A-D-13,GHP2A-D-13-FG,GHP2A-D-13-KA,GHP2A-D-16,GHP2A-D-16-FG,GHP2A-D-16-KA,GHP2A-D-20,GHP2A-D-20-FG,GHP2A-D-20-KA,GHP2A-D-22,GHP2A-D-22-FG,GHP2A-D-22-KA,GHP2A-D-25,GHP2A-D-25-FG,GHP2A-D-25-KA,GHP2A-D-30,GHP2A-D-30-FG,GHP2A-D-34,GHP2A-D-34-FG,GHP2A-D-37,GHP2A-D-40,GHP2A-D-40-FG,GHP2A-D-50,GHP2A-D-50-FG,GHP2A-D-6,GHP2A-D-6-FG,GHP2A-D-6-KA,GHP2A-D-9,GHP2A-D-9-FG,GHP2A-D-9-KA,GHP2-D-10,GHP2-D-12,GHP2-D-13,GHP2-D-16,GHP2-D-20,GHP2-D-22,GHP2-D-25,GHP2-D-30,GHP2-D-34,GHP2-D-37,GHP2-D-40,GHP2-D-50,GHP2-D-6,GHP2-D-9,GHP3A2-D-110,GHP3A2-D-120,GHP3A2-D-135,GHP3A2-D-30,GHP3A2-D-33,GHP3A2-D-40,GHP3A2-D-50,GHP3A2-D-60,GHP3A2-D-66,GHP3A2-D-80,GHP3A2-D-94,GHP3A-D-110,GHP3A-D-110-FG,GHP3A-D-120,GHP3A-D-120-FG,GHP3A-D-135,GHP3A-D-135-FG,GHP3A-D-30,GHP3A-D-30-FG,GHP3A-D-33,GHP3A-D-33-FG,GHP3A-D-40,GHP3A-D-40-FG,GHP3A-D-50,GHP3A-D-50-FG,GHP3A-D-60,GHP3A-D-60-FG,GHP3A-D-66,GHP3A-D-66-FG,GHP3A-D-80,GHP3A-D-80-FG,GHP3A-D-94,GHP3A-D-94-FG,GHP3-D-110,GHP3-D-120,GHP3-D-135,GHP3-D-30,GHP3-D-33,GHP3-D-40,GHP3-D-50,GHP3-D-60,GHP3-D-66,GHP3-D-80,GHP3-D-94
GHPA2-D-6 是一款 小排量、超高壓、外嚙合定量齒輪泵,專為 中高壓精密液壓系統 設計,結構緊湊、效率高、抗污染能力強,常用于工業機械、小型動力單元及雙回路液壓系統。
一、型號完整釋義
GHPA2 - D - 6
- GHPA2:產品系列 — 高壓雙聯泵前泵系列(2A 尺寸組)
- D:安裝形式 — 標準 4 螺栓法蘭安裝(SAE A 標準)
- 6:規格代碼 — 對應理論排量 4.5 cm3/rev (mL/rev)(非直接排量值)
二、核心技術參數
- 理論排量:4.5 mL/rev (cc/rev)
- 壓力等級連續工作壓力 (P1):28.0 MPa (280 bar)間歇工作壓力 (P2):29.5 MPa (295 bar)峰值壓力 (P3):31.0 MPa (310 bar)
- 轉速范圍最低轉速:600 rpm額定轉速:1500–3000 rpm最高轉速:4000 rpm
- 理論流量@1500 rpm:6.4 L/min@3000 rpm:12.8 L/min
- 容積效率:≥93%(額定壓力、1500 rpm)
- 機械效率:≥90%
- 適用介質:礦物型液壓油(L-HM32/46/68)、合成液壓油
- 油液粘度:15–60 mm2/s (cSt),最佳 25–40 mm2/s
- 溫度范圍:-20°C 至 +80°C(密封 NBR);可選高溫至 120°C
- 材質泵體:高強度鋁合金(壓鑄,輕量化、散熱佳)法蘭 / 端蓋:球墨鑄鐵(高壓承載)齒輪 / 軸:滲碳淬火合金鋼(HRC 58–62,耐磨、高精度)軸承 / 軸套:粉末冶金 + 高磷青銅(自潤滑、高壓)密封:機械密封 (G 型) + 骨架油封(耐高壓、防泄漏)
- 安裝:SAE A 4 螺栓法蘭
- 軸伸:平鍵軸(標準直徑)
- 油口:進 / 出油 G3/8" 或 SAE #8 / #10(內螺紋)
- 重量:≈1.2 kg
三、結構與工作原理
1. 核心結構
- 鋁合金泵體 + 鑄鐵端蓋:高壓強度與輕量化結合
- 高精度齒輪副:漸開線齒形,低脈動、低噪音、高效率
- 軸向間隙自動補償:浮動軸套 / 側板設計,高壓下自動補償磨損,維持高效率
- 雙重軸封:機械密封主密封,骨架油封輔助防漏
- 法蘭定位:高剛性安裝,保證同軸度
2. 工作原理
- 吸油:齒輪旋轉,吸油腔容積增大形成真空,油液進入齒槽
- 壓油:齒輪嚙合,壓油腔容積減小,油液被擠壓輸出,建立高壓
- 定量特性:排量固定,流量與轉速嚴格成正比(Q = 排量 × 轉速 ÷ 1000)
四、性能特點
- 超高壓小排量:280 bar 連續壓力,4.5 cc 小排量,精準高壓供油
- 高效持久:軸向補償設計,容積效率≥93%,壽命長
- 低噪低脈動:精密齒輪、緩沖油口,噪音 ≤72 dB(A)
- 結構緊湊:鋁合金 + 鑄鐵組合,重量輕、安裝空間小
- 互換性強:標準法蘭 / 油口 / 軸伸,可與同系列泵直接替換
- 雙聯組合:可與 GHPP2 系列后泵串聯成雙聯泵,實現雙路獨立供油
五、典型應用場景
- 工業機械:注塑機、液壓夾具、機床潤滑 / 夾緊系統
- 小型動力單元:高空作業平臺、升降平臺、小型液壓站
- 工程機械:微型挖掘機、滑移裝載機輔助液壓系統
- 車輛液壓:叉車轉向 / 起升雙回路、自卸車液壓系統
- 農業機械:拖拉機液壓提升、播種機精準控制
- 測試設備:液壓試驗臺、壓力測控系統
六、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
- 壓力保護:系統必須裝溢流閥,限制壓力 ≤280 bar
- 排氣:啟動前注油、手動盤軸,排除空氣
- 磨合期:空載運行 10 分鐘,逐步升壓至額定
七、常見故障與排除
- 壓力不足:進油漏氣、過濾器堵、密封損壞、軸向補償失效 → 查漏氣、換濾芯、檢修密封 / 補償機構
- 流量偏低:轉速過低、油粘度過高、內泄增大 → 調轉速、換油、檢修磨損件
- 噪音 / 振動大:吸空、同軸度差、軸承壞 → 查吸油、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
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