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武汉威格士轴向柱塞泵PVH131R13AF30B252000002001AB010A原装进口故障分析
来自武汉盛美特机电设备有限公司
¥15200.00
发布时间  2021-11-08 16:48:48 关注次数  367
武汉盛美特机电设备有限公司
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武汉威格士轴向柱塞泵PVH131R13AF30B252000002001AB010A原装进口

液压泵流量问题

(1)吸入量不足。原因是吸油管路上的阻力过大或补油量不足。如泵的转速过大,油箱中液面过低,进油管漏气,滤油器堵塞等。

(2)泄漏量过大。原因是泵的间隙过大,密封不良造成。如配油盘被金属碎片、铁屑等划伤,端面漏油;变量机构中的单向阀密封面配合不好,泵体和配油盘的支承面有砂眼或研痕等。可以通过检查泵体内液压油中混杂的异物判别泵被损坏的部位。

(3)倾斜盘倾角太小,泵的排量少,这需要调节变量活塞,增加斜盘倾角。

中位时排油量不为零

变量式轴向柱塞泵的斜盘倾角为零时称为中位,此时泵的输出流量应为零。但有时会出现中位偏离调整机构中点的现象,在中点时仍有流量输出。其原因是控制器的位置偏离、松动或损伤,需要重新调零、紧固或更换。泵的角度维持力不够、倾斜角耳轴磨损也会产生这种现象。

输出流量波动

输出流量波动与很多因素有关。对变量泵可以认为是变量机构的控制不佳造成,如异物进入变量机构,在控制活塞上划出阶痕、磨痕、伤痕等,造成控制活塞运动不稳定。由于放大器能量不足或零件损坏、含有弹簧的控制活塞的阻尼器效能差,都会造成控制活塞运动不稳定。流量不稳定又往往伴随着压力波动。这类故障一般要拆开液压泵,更换受损零部件,加大阻尼,提高弹簧刚度和控制压力等。

输出压力异常

泵的输出压力是由负载决定的,与输入转矩近似成正比。输出压力异常有两种故障。

(1)输出压力过低

当泵在自吸状态下,若进油管路漏气或系统中液压缸、单向阀、换向阀等有较大的泄漏,均会使压力升不上去。这需要找出漏气处,紧固、更换密封件,即可提高压力。溢流阀有故障或调整压力低,系统压力也上不去,应重新调整压力或检修溢流阀。如果液压泵的缸体与配流盘产生偏差造成大量泄漏,严重时,缸体可能破裂,则应重新研磨配合面或更换液压泵。

(2)输出压力过高

若回路负载持续上升,泵的压力也持续上升,当属正常。若负载一定,泵的压力超过负载所需压力值,则应检查泵以外的液压元件,如方向阀、压力阀、传动装置和回油管道。若压力过高,应调整溢流阀。

振动和噪声

振动和噪声是同时出现的。它们不仅对机器的操作者造成危害,也对环境造成污染。

(1)机械振动和噪声

如泵轴和电机轴不同心或顶死,旋转轴的轴承、联轴节损伤,弹性垫破损和装配螺栓松动均会产生噪声。对于高速运转或传输大能量的泵,要定期检查,记录各部件的振幅、频率和噪声。如泵的转动频率与压力阀的固有频率相同时,将会引起共振,可改变泵的转速以消除共振。

(2)管道内液流产生的噪声

进油管道太细、进油滤油器通流能力过小或堵塞、进油管吸入空气、油液豁度过高、油面过低吸油不足和高压管道中产生液击等,均会产生噪声。因此,必须正确设计油箱,正确选择滤油器、油管和方向阀。

液压泵过热

液压泵过度发热有两个原因,一是机械摩擦生热。由于运动表面处于干摩擦或半干摩擦状态,运动部件相互摩擦生热。二是液体摩擦生热。高压油通过各种缝隙泄漏到低压腔,大量的液压能损失转为热能。所以正确选择运动部件之间的间隙、油箱容积和冷却器,可以杜绝泵的过度发热和油温过高的现象。另外,回油过滤器堵塞造成回油背压过高,也会引起油温过高和泵体过热。

漏油

柱塞泵漏油主要有以下原因:

(1)主轴油封损坏或轴有缺陷、划痕;

(2)内部泄漏过大,造成油封处压力增大,而将油封损伤或冲出;

(3)泄油管过细过长,使密封处漏油;

(4)泵的外接油管松动,管接头损伤,密封垫老化或产生裂纹;

(5)变量调节机构螺栓松动,密封破损;

(6)铸铁泵壳有砂眼或焊接不良。


(威格士)新型号:                (威格士)老型号:
PVH098L53AJ30B252000001AD200010A   PVH98C2-LAF-3D-10-C25V-31-CD
PVH098L53AJ30B252000001AD2AA010A   PVH98C2-LAF-3D-11-C25V-31-CD
PVH098L53AJ30E252004001AD1AA010A   PVH98C2-LAF-3S-11-C25VT4-31
PVH098L52AJ30B192000AA1001AA010A   PVH98C2-LF-2S-11-C19VB-31-CD
PVH098L52AJ30B252000001001AA010A   PVH98C2-LF-2S-11-C25V-31-181
PVH098R53AJ30B252000001AD200010A   PVH98C2-RAF-3D-10-C25V-31-CD
PVH098R53AJ30B252000001AD2AA010A   PVH98C2-RAF-3D-11-C25V-31-CD
PVH098R52AJ30B252000001AJ1AA010A   PVH98C2-RBF-2S-11-C25V-31-036
PVH098R51AJ30B252000001001AA010A   PVH98C2-RF-1S-11-C25V-31
PVH098R52AJ30B192000AA1001AA010A   PVH98C2-RF-2S-11-C19VB-31-CD
PVH098R02AJ70B202000001AD8AA010A   PVH98C3-RAF-2D-11-C20V-31-036
PVH098R03AJ70B252000AA1AD1AA010A   PVH98C3-RAF-3S-11-C25VB-31-CD
PVH098L13AJ30A250000001AD100010A   PVH98C-LAF-13S-10-C25-31
PVH098L13AJ30B252000001AD100010A   PVH98C-LAF-13S-10-C25V-31
PVH098L13AJ30B252000001AD1AA010A   PVH98C-LAF-13S-11-C25V-31
PVH098L13AJ30E252004001AD1AA010A   PVH98C-LAF-13S-11-C25VT4-31
PVH098L02AJ30B172000001AD200010A   PVH98C-LAF-2D-10-C17V-31-036
PVH098L52AJ30B252000001AD200010A   PVH98C-LAF-2D-10-C25V-31-080
PVH098L02AJ30B252000001AD2AA010A   PVH98C-LAF-2D-11-C25V-31-036
PVH098L02AJ30A130000AG1AD100010A   PVH98C-LAF-2S-10-C13-31-036
PVH098L02AJ30B172000001AD100010A   PVH98C-LAF-2S-10-C17V-31-036
PVH098L02AJ30A200000001AD100010A   PVH98C-LAF-2S-10-C20-31-036
PVH098L02AJ30B252000001AD100010A   PVH98C-LAF-2S-10-C25V-31-036
PVH098L02AJ30B252000001AD1AM010A   PVH98C-LAF-2S-10-C25V-31-119
PVH098L02AJ30B252000001AD1BG010A   PVH98C-LAF-2S-10-C25V-31-160
PVH098L02AJ30B102000AG1AD1AA010A   PVH98C-LAF-2S-11-C10V-31-036
PVH098L02AJ30A250000001AT1AA010A   PVH98C-LAF-2S-11-C25-31-031
PVH098L02AJ30B252000001AD1AA010A   PVH98C-LAF-2S-11-C25V-31-036
PVH098L02AJ30B252000001AD1AN010A   PVH98C-LAF-2S-11-C25V-31-119
PVH098L03AJ30B282000001AD200010A   PVH98C-LAF-3D-10-C28V-31
PVH098L03AJ30B252000001AD2AR010A   PVH98C-LAF-3D-11-C25V-31-164
PVH098L03AJ30B252000001AD100010A   PVH98C-LAF-3S-10-C25V-31
PVH098L03AJ30B252000001AD1AP010A   PVH98C-LAF-3S-10-C25V-31-164
PVH098L03AJ30B282000001AD100010A   PVH98C-LAF-3S-10-C28V-31
PVH098L03AJ30A250000001AD1AA010A   PVH98C-LAF-3S-11-C25-31
PVH098L03AJ30E252015001AD1AA010A   PVH98C-LAF-3S-11-C25VT15-31
PVH098L03AJ30E252004001AD1AA010A   PVH98C-LAF-3S-11-C25VT4-31
PVH098L02AJ30A250000001AJ2AA010A   PVH98C-LBF-2D-11-C25-31-CD
PVH098L02AJ30A250000001AJ100010A   PVH98C-LBF-2S-10-C25-31-036
PVH098L02AJ30B252000001AB100010A   PVH98C-LBF-2S-10-C25V-31-229


PVH098L02AJ30B252000001AJ1AA010A   PVH98C-LBF-2S-11-C25V-31-036
PVH098L03AJ30B172000001AJ2AA010A   PVH98C-LBF-3D-11-C17V-31
PVH098L03AJ30B212000001AJ1BG010A   PVH98C-LBF-3S-10-C21V-31-189
PVH098L03AJ30A250000001AJ1AA010A   PVH98C-LBF-3S-11-C25-31
PVH098L03AJ30B252000001AJ1AA010A   PVH98C-LBF-3S-11-C25V-31-CD
PVH098L02AJ30B182000001AM2AA010A   PVH98C-LCF-2D-11-C18V-31-036
PVH098L02AJ30B252000001AA100010A   PVH98C-LCF-2S-10-C25V-31-CD
PVH098L03AJ30B212000001AM2BG010A   PVH98C-LCF-3D-10-C21V-31-189
PVH098L03AJ30A250000001AM2AA010A   PVH98C-LCF-3D-11-C25-31-CD
PVH098L03AJ30B252000001AM100010A   PVH98C-LCF-3S-10-C25V-31
PVH098L05AJ30B252000001AM1AA010A   PVH98C-LCF-5S-11-C25V-31
PVH098L01AJ30A25000000100100010A   PVH98C-LF-1S-10-C25-31
PVH098L01AJ30B25200000100100010A   PVH98C-LF-1S-10-C25V-31
PVH098L01AJ30A07000000100100010A   PVH98C-LF-1S-10-CM7-31
PVH098L01AJ30B252000001001AA010A   PVH98C-LF-1S-11-C25V-31
PVH098L01AJ30B252000AA1001AA010A   PVH98C-LF-1S-11-C25VB-31
PVH098L02AJ30B20200000100200010A   PVH98C-LF-2D-10-C20V-31
PVH098L02AJ30B182000001002AA010A   PVH98C-LF-2D-11-C18V-31
PVH098L02AJ30A250000001002AA010A   PVH98C-LF-2D-11-C25-31
PVH098L02AJ30A100000AG100100010A   PVH98C-LF-2S-10-C10-31
PVH098L02AJ30B102000AG100100010A   PVH98C-LF-2S-10-C10V-31
PVH098L52AJ30B24200000100100010A   PVH98C-LF-2S-10-C24V-31-027
PVH098L02AJ30A25000000100100010A   PVH98C-LF-2S-10-C25-31
PVH098L02AJ30B25200000100100010A   PVH98C-LF-2S-10-C25V-31
PVH098L02AJ30B252000001001AM010A   PVH98C-LF-2S-10-C25V-31-118
PVH098L02AJ30B252000001001BG010A   PVH98C-LF-2S-10-C25V-31-159
PVH098L02AJ30B252000001001AP010A   PVH98C-LF-2S-10-C25V-31-164
PVH098L02AJ30B252000AL1001AP010A   PVH98C-LF-2S-10-C25V-31-208
PVH098L02AJ30B13200000100100010A   PVH98C-LF-2S-10-CM13V-31
PVH098L02AJ30K25000000100100010A   PVH98C-LF-2S-10-EDC25-10
PVH098L02AJ30A100000AG1001AA010A   PVH98C-LF-2S-11-C10-31
PVH098L02AJ30B102000AG1001AA010A   PVH98C-LF-2S-11-C10V-31
PVH098L02AJ30A130000AG1001AA010A   PVH98C-LF-2S-11-C13-31
PVH098L02AD30F262021001001AA010A   PVH98C-LM-2S-11-C26VT21S-31
PVH098L01AJ30A25000000200100010A   PVH98C-LSF-1S-10-C25-31
PVH098L51AJ30A25000000200100010A   PVH98C-LSF-1S-10-C25-31-027
PVH098L01AJ30A070000002001AA010A   PVH98C-LSF-1S-11-CM7-31
PVH098L02AJ30A25000000200100010A   PVH98C-LSF-2S-10-C25-31
PVH098L02AJ30B25200000200100010A   PVH98C-LSF-2S-10-C25V-31
PVH098R13AJ30B211700001AD100010A   PVH98C-RAF-13S-10-C21V17-31
PVH098R13AJ30B212000AA1AD100030A   PVH98C-RAF-13S-10-C21V20B-31-0B
PVH098R13AJ30B212000001AT100010A   PVH98C-RAF-13S-10-C21V-31-031
PVH098R13AJ30A250000001AD100010A   PVH98C-RAF-13S-10-C25-31
PVH098R13AJ30B252000001AD100010A   PVH98C-RAF-13S-10-C25V-31
PVH098R13AJ30A070000001AD100010A   PVH98C-RAF-13S-10-CM7-31
PVH098R13AJ30A250000001AD1AA010A   PVH98C-RAF-13S-11-C25-31
PVH098R13AJ30B252000001AD1AA010A   PVH98C-RAF-13S-11-C25V-31
PVH098R13AJ30E252004001AD1AA010A   PVH98C-RAF-13S-11-C25VT4-31
PVH098R02AJ30B182000001AD200010A   PVH98C-RAF-2D-10-C18V-31-036
PVH098R02AJ30B202000001AD200010A   PVH98C-RAF-2D-10-C20V-31-036
PVH098R02AJ30B192000001AD2AA010A   PVH98C-RAF-2D-11-C19V-31-036
PVH098R02AJ30A250000001AD2AA010A   PVH98C-RAF-2D-11-C25-31-036
PVH098R02AJ30B252000001AD100010A   PVH98C-RAF-2S-10-C25V-31-036


PVH098R02AJ30B172000001AD1AA010A   PVH98C-RAF-2S-11-C17V-31-036
PVH098R02AJ30A250000001AD1AA010A   PVH98C-RAF-2S-11-C25-31-036
PVH098R02AJ30B252000001AD1AA010A   PVH98C-RAF-2S-11-C25V-31-036
PVH098R02AJ30B481300AH1AD1AA010A   PVH98C-RAF-2S-11-C275V13-31-109
PVH098R03AJ30B252000AL1AD8AP010A   PVH98C-RAF-3D-10-C25V-31-208
PVH098R03AJ30B182000001AD2AA010A   PVH98C-RAF-3D-11-C18V-31
PVH098R03AJ30A250000001AD2AA010A   PVH98C-RAF-3D-11-C25-31
PVH098R03AJ30A250000001AD100010A   PVH98C-RAF-3S-10-C25-31
PVH098R03AJ70A250000001AD100010A   PVH98C-RAF-3S-10-C25-31-057
PVH098R03AJ30B252000001AD100010A   PVH98C-RAF-3S-10-C25V-31
PVH098R03AJ30B252000001AD1AP010A   PVH98C-RAF-3S-10-C25V-31-164
PVH098R03AJ30B252000AL1AD1AP010A   PVH98C-RAF-3S-10-C25V-31-208
PVH098R03AJ30B252000001AD1AA010A   PVH98C-RAF-3S-11-C25V-31
PVH098R03AJ30E252008001AD1AA010A   PVH98C-RAF-3S-11-C25VT8-31
PVH098R13AJ30B252000001AJ1AA010A   PVH98C-RBF-13S-11-C25V-31
PVH098R02AJ30A250000001AJ2AA010A   PVH98C-RBF-2D-11-C25-31-036
PVH098R02AJ30E252008001AJ1AA010A   PVH98C-RBF-2S-11-C25VT8-31-CD-



品牌VICKRES
型号PVH131R13AF30B25200000200
产品类型轴向柱塞马达
是否变量定量马达
旋转方向单旋向马达
加工定制
受载类型轴向马达
转速类型低速马达
额定压力350
压力差1
实际转矩22200
额定电流75
额定电压380
额定转速1500
输入功率30
输出功率45
容积效率97
总效率95
外形尺寸38*40*54CM
公称排量131
重量76
实际流量130
产地墨西哥
武汉盛美特机电设备有限公司
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