描述
是什么问题导致这一故障的发生?我们对松刀紧刀的两个电磁阀进行了电气检查,松刀紧刀的两个电磁阀是直流:24V电压正常,电磁阀线圈有阻值,说明没有接地和烧坏。松刀和紧刀的两个指令两个电磁阀执行的正确,液压泵的液压压力也在6MPa以上,符合工作要求。我们对液压阀进行维修检查,将松刀和紧刀的两个液压电磁阀拆掉,用煤油进行了阀芯的清洗,安装试机仍然会出现液压缸拉不紧刀返回松刀现象,与之相关联的电气和液压部分都检查后没有发现问题。结合上述分析,再进一步检查就是松刀、紧刀的主液压缸了。松紧刀液压缸的工作原理是:松刀是液压缸的上端油腔经松刀电磁阀提供高压液压油向下压主轴上的碟簧,克服碟簧的弹力将刀具压下;紧刀是利用刀杆上的叠簧向上的弹力,将上液压缸内的液压油经紧刀电磁阀排出,使刀具向上拉紧。
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主营:世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse(美国西屋)系列产品》
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据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余(TMR)
结构的zui现代化的容错控制器。
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BALDOR BC160 3HP 230V DC DRIVE
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BALDOR BC19H410-CO 10HP 460V DC DRIVE
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BALDOR BC201.25HP-3HP DC DRIVE
BALDOR BC202.25H-1.5H DC DRIVE
BALDOR BC203 5HP DC DRIVE
BALDOR BC20H205-CL 5HP 230V DC DRIVE
BALDOR BC20H210-CL 10HP 230V DC DRIVE
BALDOR BC20H215-CL 15HP 230V DC DRIVE
BALDOR BC20H220-CL 20HP 230V DC DRIVE
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BALDOR BC20H240-CL 40HP 230V DC DRIVE
BALDOR BC20H250-CL 50HP 230V DC DRIVE
BALDOR BC20H260-CL 60HP 230V DC DRIVE
BALDOR BC20H275-CL 75HP 230V DC DRIVE
BALDOR BC20H410-CL 10HP 460V DC DRIVE
BALDOR BC20H4100-CL 100H 460V DC DRIVE
BALDOR BC20H4125-CL 125H 460V DC DRIVE
BALDOR BC20H4150-CL 150H 460V DC DRIVE
BALDOR BC20H420-CL 20HP 460V DC DRIVE
BALDOR BC20H4200-CL 200H 460V DC DRIVE
BALDOR BC20H4250-CL 250H 460V DC DRIVE
BALDOR BC20H430-CL 30HP 460V DC DRIVE
Manufacturer Part Number Description
BALDOR BC20H4300-CL 300H 460V DC DRIVE
BALDOR BC20H440-CL 40HP 460V DC DRIVE
BALDOR BC20H4400-EL 400H 460V DC DRIVE
BALDOR BC20H450-CL 50HP 460V DC DRIVE
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BALDOR BC20H475-CL 75HP 460V DC DRIVE
BALDOR BC211 DC SCR CONTROL
BALDOR BC212 DC SCR CONTROL
BALDOR BC213 DC SCR CONTROL
BALDOR BC254 DC DRIVE
BALDOR BCWD140 SCR CONTROL
BALDOR BMC3538.5HP DC DRIVE
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BALDOR BMC3546 1HP DC DRIVE
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BALDOR BQ7135CP DYNAMIC BRAKE
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BALDOR BQ7160CP DYNAMIC BRAKE