Drill.The type of drilling machine (Type of Drilling Machine).Drilling machine with a focus in drilling holes are drilling machine is a mechanical force of rotating electric motor sends force with conveyor belt system or gear to the shaft axis. (Spindle), which composed with drill head shots. The drill has many kinds and sizes, but we will mention drill table and floor only.1 drill table. A small drill hole size not exceeding 13 mm have high speed use drill with small ขนาดรู around power transmission is generally used belts and adjust speed with the wheel. The belt 2-3 step.2 drill floor. A large hole drilling machine and on the surface of large hole sizes from small up as a large drill and use other work. Other widely sent normally using a series of gears reducer, it can adjust the speed of multiple levels and high torqueThe type of drill.And there are many kinds of drill. If only divided according to the characteristics of the stem and are 2.1. A straight shaft.2. Stem slender.The material used as a drill.There are 3 species.1. High carbon steel.2. High speed steel.3 iron carbide.Hole punching.Drilling holes are divided into 2 species.1. Drilling through the drilling ทะลุน this easy. The drill regardless of the depth of drilling2. Drilling not through drilling this style. To set the stage in the drilling machine downtime.3. Drilling to reduce size.4. Technical penetration. To prevent the drill bit into the hole side slide due to the draft. Stamping the center is not honest.Use and maintenance.1. Use the proper drilling rate)2. Should the drill does not exceed the drill cuttings.3. When the hole near through should reduce the force bore down.4. Don't use your hands to pull out the scrap while drilling5. Every time the drilling to the zero downtime.6. Select the speed to suit the drill.Summary of drilling a vertical metal machining The drilling machine in power transmission and flowers, drill is the cutting edge of drill bit drilling system consists of wedge angle angle angle ground free and as the cutting edge in general. The ground metal scrap up along the groove.
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