This article dth hammer stresses on the discussion of the rock drillability in diamond drilling. It is generally agreed that the drilling rate, not the true but the apparent rock drilladility and should not be used as a standard for rock drillahility classification. Drilling rate is effected by the state-of-the-art and the intrinsic attributes of…
Manufacturing method of tool holder for rock drill bit
Technical field: The invention relates to a tool holder for a rock drill bit, which can be excellently connected with an at least partially percussive hand tool, such as a percussion drill and a rock drill. The present invention studies at least part of the impact-type tool holder for hand tools.In order to meet the…
Shanghang County One-word Rock Drill Bit Manufacturers Wholesale
Commonly used models of slotted drills: 28 32 34 36 38 40 42, of which the most used for 40 models.Use of flat-head bit: suitable for light rock drills, drilling into rock holes with a diameter of less than 50mm, suitable for rock formations with low hardness.Widely used in coal mines, iron mines, gold…
Manufacturing method of rock drill bit
Technical field: The utility model relates to a drill bit for a rock drill, which is suitable for geological mines and open-pit drilling rock holes. At present, some of the drilling tools used in engineering, geology, mining, etc., commonly used drill bits have a font, cross, X or column tooth stigma.Among them, the column tooth…
Super King Kong Rock Drilling Equipment Wins the Favor of the International Market
Good products need solid technology As a modern high-tech enterprise, it is difficult to have long-term development without solid technical support. “Only with solid technology can we make good products.”Xiang Renfa said that for a drill that seems to be just a lump of iron, its raw materials and processing technology are the key, which…
Composite rock drilling tool and rock drilling method and process
The invention relates to the field of percussive rock drilling equipment, in particular to a composite rock drilling tool and a rock drilling method. Background technique: The development of the mining industry in my country is very rapid. In recent years, the output value of mining and the investment in mining equipment have been increasing…
Internal cooling drill, internal cooling twist drill, non-standard internal cooling drill
Inner cooling drill, inner cooling twist drill, inner cooling drill, inner cooling twist drill: Integral alloy inner cold drill,From the shank to the cutting edge1A straight hole or two spirally crossing holes allow compressed air, oil or cutting fluid to pass through to cool the workpiece and flush away the chips. It is especially…
Flat bottom drill, overall alloy flat bottom spiral drill bit
Flat bottom drill, overall alloy flat bottom spiral drill bit Shuo Shuo’s precision solid alloy flat-bottomed drill is an efficient tool that combines two machining processes into one; SS Shuosuo flat-bottomed drill can directly drill holes on the surface of irregular objects such as inclined planes and curved surfaces; After Shuosuo’s integral alloy…
The characteristics of drilling and operation methods and steps, sharing drill bit grinding skills
1. The concept of drilling and the drill bit and drilling characteristics 1.The concept of drilling The inner hole surface is one of the main surfaces on the part. According to the different role of the part in the mechanical product, the inner hole of different structure has different precision and surface quality requirements..According to…