With the improvement of people's living standards, electric tools are not only used in various industries, but have been applied to every household. The average family is not very familiar with some details of the power tools, and did not pay attention to some problems when purchasing. Now it is mainly for everyone to popularize some knowledge of power tools and what should be paid attention to when purchasing electrical tools.

A power tool is a mechanized tool that is powered by an electric motor or an electromagnet and is driven by a drive mechanism to operate the work head, usually in a hand-held, movable type. The power tool is lightweight and easy to carry. Since the productivity can be increased several times to several tens of times compared with hand tools, power tools have been widely used in various fields of the national economy and have entered the home. Furniture at home is inseparable from hardware accessories. Consumer demand continues to advance. The position of hardware tools in work and life is becoming more and more important. The demand for hardware has increased. After years of development, hardware tools manufacturers have to satisfy With the needs of many consumers, the hardware tools designed will continue to improve in the direction of standardization.

Power tool shop - note for purchasing power tools:

1, according to the need to distinguish between household use or special use, most of the power tools are designed for specialized personnel, in the purchase should distinguish between special and general household tools. Usually, it is different from the tools used in general households. In terms of power, the tools used are more powerful, so that the special personnel can reduce the workload. The tools for general household use are relatively small, and the workload is relatively small. Power does not need to be large.

2, the outer packaging of the tool should be clear, no damage, the plastic box is strong, the buckle of the open plastic box should be firm and durable.

3. The appearance of the tool should be uniform in color. There are no obvious shadows and dents on the surface of the plastic parts. There should be no scratches or bump marks. The assembly misalignment between the shell parts is ≤0.5mm. The aluminum castings are smooth and beautiful without defects. The surface should be free of oil and stains. When holding with your hand, the handle of the switch should be flat. The length of the cable should generally be no less than 2 meters.

4. The nameplate parameters of the tool should be consistent with those on the CCC certificate. The manufacturer's and manufacturer's detailed address and contact number should be on the instruction manual. The serial number of the product traceable should be on the nameplate or certificate.

5. Hold the tool by hand, turn on the power, frequently operate the switch, make the tool start frequently, and observe whether the on/off function of the tool switch is reliable. At the same time, observe whether there are any abnormalities in the TV sets and fluorescent lamps on the spot. In order to confirm whether the tool is equipped with a useful radio interference suppressor.

6. The tool is energized for one minute. When the machine is held by hand, the hand should not feel any abnormal vibration. Observe the reversing spark. The reversing spark should not exceed 3/2, generally from the air inlet of the tool. Look inside, there should be no obvious arc on the surface of the commutator. There should be no abnormal noise during operation.