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自动门电机常见的故障解决方法

来源:http://www.jnmcd.com 发布时间:2020-07-13 浏览:
1.自动门电机无法启动或异常启动
1. The automatic door motor fails to start or starts abnormally
故障原因:(1)电机过载(2)电动机轴承磨损,导致转子卡死(3)换向器之间短路(4)电源电压过低(5)电刷与换向器接触不良
The fault causes are as follows: (1) motor overload; (2) motor bearing wear, resulting in rotor seizure; (3) short circuit between commutators; (4) low power supply voltage; (5) poor contact between brush and commutator
解决方法:(1)减轻负荷(2)清洁或更换转轴(3)找到短路点,清除短路或更换换向器(4)检查电源并改善电源电压条件(5)调节电刷的弹簧压力,研磨电刷,并修理换向器的表面
Solutions: (1) reduce the load (2) clean or replace the shaft (3) find the short circuit point, clear the short circuit or replace the commutator (4) check the power supply and improve the power supply voltage condition (5) adjust the spring pressure of the brush, grind the brush, and repair the surface of the commutator
2.电机速度太快或太慢
2. The motor speed is too fast or too slow
故障原因:(1)电源电压过高或过低(2)刷子位置不正确
The causes of the fault are: (1) the power supply voltage is too high or too low (2) the brush position is not correct
解决办法:(1)调整电源电压(2)调整电刷位置
Solutions: (1) adjust the power supply voltage (2) adjust the brush position
3.刷子下的火花太大
3. The spark under the brush is too big
故障原因:(1)刷握松动或安装位置不正确(2)电刷磨损严重或弹簧压力不足导致电刷与换向器接触不良(3)换向器板之间短路(4)电枢绕组短路,开路或接地
The causes of the faults are as follows: (1) the brush holder is loose or the installation position is not correct; (2) the brush is worn seriously or the spring pressure is insufficient, resulting in poor contact between the brush and the commutator; (3) the short circuit between the commutator plates; (4) the armature winding is short circuited, open circuit or grounded
解决方法:(1)拧紧或调整电刷握持位置(2)研磨或更换电刷并调节弹簧压力(3)更换换向器(4)更换绕组
Solutions: (1) tighten or adjust the holding position of the brush; (2) grind or replace the brush and adjust the spring pressure; (3) replace the commutator; (4) replace the winding

济南自动门电机
4.电机过热或冒烟
4. The motor overheats or smokes
故障原因:(1)超载(2)频繁启动(3)轴承缺油或磨损(4)绕组短路或接地故障 (5)绕组绝缘上的水分
The fault causes are as follows: (1) overload; (2) frequent starting; (3) lack of oil or wear of bearing; (4) short circuit or grounding fault of winding; (5) moisture on winding insulation
解决方法:(1)减轻负荷(2)避免频繁启动(3)清洁,更换油脂或更换轴承(4)更换绕组(5)检测绕组绝缘电阻并干燥
Solutions: (1) reduce load (2) avoid frequent starting (3) clean, change grease or replace bearing (4) replace winding (5) test winding insulation resistance and dry
5.接通电源后,电动机会发出“嗡嗡”声,并且无法通过外力旋转
5. After the power supply is connected, the motor will emit a "buzz" sound and cannot rotate by external force
故障原因:(1)定子铁心和转子铁心的相摩擦:①轴承严重磨损②弯曲轴承③型芯冲头变形明显。(2)转子笼损坏
The causes are as follows: (1) friction between stator core and rotor core: ① severe wear of bearing; ② bending bearing; ③ obvious deformation of core punch. (2) Rotor cage damaged
排除方法:(1)转子铁心大修:①更换轴②检查轴是否弯曲③检查铁芯冲头,并丢弃铁芯冲头的突出部分。(2)检查转子
Troubleshooting: (1) rotor core overhaul: ① replace the shaft; ② check whether the shaft is bent; ③ check the iron core punch and discard the protruding part of the iron core punch. (2) Check the rotor
6.通电后,电动机没有“嗡嗡”声,但是电动机无法启动
6. After power on, the motor has no "buzz" sound, but the motor cannot be started
故障原因:(1)电源断开或电源插座松动。(2)绕组开路(3)绕组短路或过热
The causes of the fault are: (1) the power supply is disconnected or the power socket is loose. (2) Winding open circuit (3) winding short circuit or overheating
解决方法: (1)检查电源并恢复电源或固定电源线(2)使用万用表或测试销找到断点并进行部分维修或更换绕组。(3)查找短路点,在本地维修或更换绕组
Solutions: (1) check the power supply and restore the power supply or fix the power line; (2) use a multimeter or test pin to find the breakpoint and repair or replace the winding. (3) Find out the short circuit point and repair or replace the winding locally
7.电动机运行期间温度升高太高
7. Too high temperature rise during motor operation
故障原因:(1)电源电压过高或下降太多(2)电机过载运行(3)轴承缺油或损坏(4)定子和转子铁芯的相摩擦(5)转子笼损坏
The fault causes are as follows: (1) the power supply voltage is too high or too low; (2) the motor is overloaded; (3) the bearing is short of oil or damaged; (4) the phase friction between the stator and the rotor core; (5) the rotor cage is damaged
排除方法:(1)调整电源电压大小(2)减轻负荷(3)清洁轴承并添加润滑脂,或更换轴承(4)调整定子和转子铁芯的位置(5)找到断裂并修复
Troubleshooting methods: (1) adjust the power supply voltage (2) reduce the load (3) clean the bearing and add grease, or replace the bearing (4) adjust the position of stator and rotor core (5) find and repair the fracture
8.电机运行时振动或噪音大
8. When the motor is running, the vibration or noise is large
故障原因:(1)旋转轴弯曲等引起的不平衡。(2)轴磨损,缺油或损坏(3)转子绕组笼损坏,造成不平衡(4)电机端盖松动
Fault causes: (1) unbalance caused by bending of rotating shaft. (2) Shaft wear, lack of oil or damage (3) rotor winding cage damage, resulting in imbalance (4) motor end cover loose
解决方法:(1)校正弯曲的轴或更换轴(2)清洁或添加油脂或更换轴(3)找到断裂并修复(4)拧紧端盖并拧紧螺栓
Solutions: (1) correct the bent shaft or replace the shaft (2) clean or add grease or replace the shaft (3) find the fracture and repair (4) tighten the end cover and tighten the bolts
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