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    液压马达 巢湖大型的液压马达 欢迎来电咨询

    更新时间:2024-12-25   浏览数:49
    所属行业:机械 减速机/变速机
    发货地址:湖北省武汉市武昌区  
    产品数量:9999.00个
    价格:面议
    较大压力350bar 介质油品 密封氟橡胶 材质铸钢 工作温度85 性能耐磨 流量1800 重量125KG 产地意大利
    齿轮马达
    齿轮马达在结构上为了适应正反转要求,进出油口相等、具有对称性、有单外泄油口,将轴承部分的泄漏油引出壳体外;为了减少启动摩擦力矩,采用滚动轴承;为了减少转矩脉动,齿轮液压马达的齿数比泵的齿数要多。
    齿轮液压马达由干密封性差、容积效率较低、输入油压力不能过高、不能产生较大转矩。并且瞬间转速和转矩随着啮合点的位置变化而变化,因此齿轮液压马达仅适合于高速小转矩的场合。一般用于工程机械、农业机械以及对转矩均匀性要求不高的机械设备上。
    液压马达按其结构类型来分,可以分为齿轮式、叶片式、柱塞式和其它型式。按液压马达的额定转速分为高速和低速两大类。额定转速**500r/min的属于高速液压马达,额定转速低于500r/min的属于低速液压马达。高速液压马达的基本型式有齿轮式、螺杆式、叶片式和轴向柱塞式等。它们的主要特点是转速较高、转动惯量小、便于启动和制动、调节(调速及换向)灵敏度高。通常高速液压马达输出转矩不大所以又称为高速小转矩液压马达。低速液压马达的基本型式是径向柱塞式,此外在轴向柱塞式、叶片式和齿轮式中也有低速的结构型式,低速液压马达的主要特点是排量大、体积大转速低(有时可达每分钟几转甚至零点几转)、因此可直接与工作机构连接;不需要减速装置,使传动机构大为简化,通常低速液压马达输出转矩较大,所以又称为低速大转矩液压马达。
    RA1600G-F2N1N1S3NX0100/54793
    MRA2400H-F2N1N1N1NX0100/58825
    MRA2400H-F2N1N1S4NX0100/54794
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    MRDE1400G464N1N1N1N1N1000/5850
    MRDE1400G620F1N1N1N1N1000/3461
    MRDE1400G620N2N1F1N1N1000/3428
    MRDE1400G641N2N1F1N1N1000/5874
    MRDE1400G906F2N1N1C1NX1000/602
    MRDE2100H1510D2N1N1C1NX0900/59
    MRDE3100I1774F2N1N1N3NX0300/58
    MRDE3100I1995F2N1N1N3NX0300/58
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    MRE1400G-F1N1N1S2NX1000/34002
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    MRE1400G-P1N1N1N1N1000/33973
    液压马达
    但是,由于液压马达和液压泵的工作条件不同,对它们的性能要求也不一样,所以同类型的液压马达和液压泵之间,仍存在许多差别。首先液压马达应能够正、反转,因而要求其内部结构对称;液压马达的转速范围需要足够大,特别对它的稳定转速有一定的要求。因此,它通常都采用滚动轴承或静压滑动轴承;其次液压马达由于在输入压力油条件下工作,因而不必具备自吸能力,但需要一定的初始密封性,才能提供必要的起动转矩。由于存在着这些差别,使得液压马达和液压泵在结构上比较相似,但不能可逆工作。MR500F-F1N1N1S1NX0701/58323
    MR500F-F1N1N1S1NX0900/59830
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    MR600F-D1B1N1N1N0101/58722
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    MR600F-F2N1N1C1NX0101/58953
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    MR700F-F2N1N1C1NX0701/58036
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    MRA2400H-F2N1N1S4NX0100/54794
    液压马达
    液压马达是液压系统的一种执行元件,它将液压泵提供的液体压力能转变为其输出轴的机械能(转矩和转速)。液体是传递力和运动的介质。液压马达,亦称为油马达,主要应用于注塑机械、船舶、起扬机、工程机械、建筑机械、煤矿机械、矿山机械、冶金机械、船舶机械、石油化工、港口机械等。
    MR450E-P1N1N1N1N0502/60794
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    CALZON液压马达MR450F*/45334
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    MR500F-F2N1N2N1NX0902/60824-B
    MR500F-F2N1N2S3NX0900/59439-B
    MR57A-F1N1V1S1N0200/58481
    MR57A-N1N1N1N1N0200/58362
    MR57A-N1N1V1S1N0200/58366
    MR57A-P1N1N1N1N0000/34768
    MR57A-P1N1N1N1N0001/58006
    MR57A-P1N1N1S1N0200/58738
    MR57A-P1N1V1N1N0200/58373
    MR57A-P2B1F1S1N0200/Y60455
    MR6000M-N1Q1N1N1N0100/Y59942
    CALZON液压马达MR600F*/45465
    MR600F-B2N1N1L1NX0900/56697
    MR600F-D1B1N1N1N0101/58722
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    MR600F-D1N1N1N1N0900/59619
    MR600F-D1N1U1N1N0101/34878
    MR600F-D1N1U1N1NX
    MR600F-F1N1N1N1N0101/45465
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    MR6500M-D1E2N1N1N0500/Y60610
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    MR6500M-D2N1N1N1NX0500/60293
    液压马达
    径向柱塞式液压马达
    工作原理,当压力油经固定的配油轴4的窗口进入缸体内柱塞的底部时,柱塞向外伸出,紧紧**住定子的内壁,由于定子与缸体存在一偏心距。在柱塞与定子接触处,定子对柱塞的反作用力为 。力可分解为和 两个分力。当作用在柱塞底部的油液压力为p,柱塞直径为d,力和之间的夹角为X时,力对缸体产生一转矩,使缸体旋转。缸体再通过端面连接的传动轴向外输出转矩和转速。以析的一个柱塞产生转矩的情况,由于在压油区作用有好几个柱塞,在这些柱塞上所产生的转矩都使缸体旋转,并输出转矩。径向柱塞液压马达多用于低速大转矩的情况下。
    1.单作用连杆型径向柱塞马达
    单作用连杆型径向柱塞马达外型呈五角星状,该马达由壳体、曲轴、配流轴、连杆、柱塞和偏心轮等零件组成。
    优点:结构简单,工作可靠。
    缺点:体积大、重量大,转扭脉动,低速稳定性较差。
    2.多作用内曲线柱塞马达MRE2100H-D1N1U1N1NX0800/34687
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    MR 450E D2N1F1N1N0301/34760
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    MR 700 N* 277297 SAE FLANGE
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