Electric tools common sense - Yuhuan Jingde Power Tool Co., Ltd.

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Electric tools common sense

Electric tool is a kind of motor or electromagnet as the driving force, through the transmission mechanism to drive the work head of a hand-held or portable mechanical tool. Electric tool has the advantages of easy to carry, simple operation, functional diversity, can greatly reduce the labor intensity, improve work efficiency, achieve manual operation, which is widely used in building, housing decoration, automobile, machinery, electricity, bridges, horticulture and other fields, and a large number of families.
Electric tool is characterized by compact structure, small volume, light weight, low vibration, low noise, flexible operation, easy control and operation, easy to carry, strong and durable. Compared with manual tools to enhance productivity several times to several times; higher than the efficiency of pneumatic tools, low cost and easy to control.
Buy electric tools should pay attention to the following points.
1, according to the needs of the difference at home or professional use, most electric tool is designed for professional personnel, at the time of purchase should be difference between professional and home of the tool. Usually professional and home tool differences in power, professional power tools, large, to facilitate professional people to reduce the workload, household tools in general due to the relatively small size of the project, the workload is relatively small, so the input power of the tools need not be huge.
2, packaging tools should be clear pattern, no breakage, sturdy plastic box, plastic box buckle should be open and durable.
3, the appearance of the tool should be uniform color and plastic parts surface no obvious effects on the wire and dents, should be free from scratches or Kepeng traces, between the shell parts assembling dislocation is equal to or less than 0.5mm, aluminum casting coating is smooth and beautiful without defect, and the whole surface should be free of grease and stains. With the hand holding handle, the switch should be flat. The length of the cable should be not less than 2 meters.
4, the parameters on the nameplate instruments should be consistent with CCC certificate. The manual shall have the detailed address and contact details of the manufacturer and the manufacturer. Batch number nameplate or qualified certificate contains product traceability.
5, with hand holding the tool, the power supply is switched on, frequent exercise dynamic switch, the tool frequent starting, observation tool switch off function is reliable. At the same time, the observation of the scene of the TV, fluorescent lights are abnormal phenomenon. In order to confirm whether the tool is equipped with radio interference suppressor is effective.
6, tools through electricity to run for one minute, the operation by hand holding, the hand should be no feeling to any abnormal fibrillation, observed commutation spark, the commutation spark should not be more than 3 / 2 level, generally from the tool at the air inlet to see, the commutator surface should be no obvious arc. Run, should be all normal noise.

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