The tool holder is a tool, which is the connection between the mechanical spindle and the tool and other accessories. The main standards are BT, SK, CAPTO, BBT, HSK and other spindle models.
The main standards are BT, SK, CAPTO, BBT, HSK and other specifications of the spindle model.
BT, BBT, both are Japanese standards, and it is also a commonly used standard.
SK (DIN6987) German Standard
Traditional shank, there are ER type, strong type, side fixing type, face milling cutter type, drill chuck, Morse taper shank
Modern has hydraulic toolholders, shrink-fit toolholders, PG (cold pressed) type.
BT, SK, is a simple and popular spindle tool holder connection standard, mainly BT30, BT40, BT50, SK30. . . Wait. The mold industry and high-speed engraving machines are used more, and the HSK type belongs to the later high-speed needs. HSK-E type and F type can be processed normally under the condition of 30,000 to 40,000 revolutions, which provides a guarantee for high-precision workpieces. Japanese standard, BIG handle is better, European REGO-FIX AG is better.