Q:Why hand grinding sand turbine, electric drill, impact drill and other power tools plug is two, plug is not three plug

Hand-held power tools, in the past there are many plugs with three eyes, the purpose is that in case the leakage can pass through the grounding wire, the current will be introduced into the earth, and the protection of the human body.In practical applications, because of the mobile work and the use of temporary power supply, and the grounding of the sockets in many places is not reliable, it is not ideal to implement the leakage protection by grounding.

Q:What material does the power tool housing fit?

Electric drill: the main specifications are 4, 6, 8, 10, 13, 16, 19, 23, 32, 38, 49mm and so on. The figures refer to the steel whose tensile strength is 390N/mmThe maximum diameter of a drill drilled on a material. For non-ferrous metals, plastics and other materials, the maximum drilling diameter is comparable to the original specifications of 30 to 50%.Electric grinding machine: a tool for grinding with a grinding wheel or millstone. A vertical electric wheel and electric angle grinder.Electric wrench and electric screwdriver: used for loading and unloading threaded fittings. The driving mechanism of the electric wrench is composed of a planetary gear and a ball screw groove impact mechanism. Specifications are M8, M12, M16, M20, M24, M30 and so on. An electric screwdriver adopts a clutch, a transmission mechanism, or a gear drive mechanismThere are M1, M2, M3, M4, M6 and so on.

Q:What's the name of an electric tool for riveting screws into wood? Not understand!

If the factory is assembled, use an electric screwdriver! Only suitable for twisting small screws! Because the torque itself is not large! Like you twist it on a wood, use a Zigong drill, or a rechargeable drill! Because of these two belts with adjustable torque! Unlike an electric drill, it always turns that way! This torque is automatically separated by reaching a certain torque! If you screw a big screw, it's an electric wrench!

Q:What kind of power tools are hand drills? 1, 2 or 3?

You can see the cable plug, the aluminum shell is inserted three I tools, is grounded, the aluminum shell and some II tools, because it has a plastic insulation between the stator and the aluminum shell, so it is the installation of two wire plug.

Q:Compared to pneumatic tools, what are the advantages of electric tools?

The pneumatic tool is more environment-friendly, energy-saving, and has better environmental adaptability, and is safer than an electric tool. The pneumatic tool has the advantages of simple structure, convenient operation, long service life and convenient maintenance

Q:What are the common rotors of power tools?

Power tools are mainly divided into metal cutting, power tools, grinding power tools, assembly of power tools and railway power tools. Common electric tools electric drill, electric grinder, electric wrench and electric screwdriver and hammer, impact drill, concrete vibrator, planer. Accessories for each power tool: rotor, stator, gear, bearing, switch, carbon brush, carbon brush holder, carbon brush cover, power cord. Go down and stop repeating.

Q:What are power tools?

There are many kinds of power tools! Hammer, impact drill, electric scissors, electric planer, grinder, plastic welding gun, pistol drill, electric iron, curve sawing machine and so on, there are a lot of marble.

Q:What's the difference between a flashlight and an electric screwdriver?

Equipped with torque regulation and restriction mechanism, electric tool for screwing and unscrewing screws, the electric tool, mainly used for assembly line. Is one of the necessary tools for most manufacturing enterprises.

Q:What safety problems should we pay attention to when using electric drills or hand-held power tools?

All of the wires must be more tough and durable rubber covered wire. When the wire enters the shell of the motor, the rubber ring is used to protect the insulation layer of the wire from being worn out.

Q:Is BOSCH's power tools good or MAKITA's power tools?

MAKITA electric tool features:The utility model has the advantages of small noise, strong power, good performance, long service life, light body, strong and durable, easy operation and convenient repair. The utility model is the necessary high-quality product for professional personnel or amateur DIY personnel.