Radially-rotating heat pipe structure for cooling high-speed electric spindle inner cavity
A high-speed motorized spindle and internal chamber technology, used in metal processing machinery parts, maintenance and safety accessories, metal processing equipment, etc. It has the effect of small structural modification, compact structure and low cost
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[0018] The present invention will be described in detail below with reference to the drawings and embodiments.
[0019] Reference figure 1 , A radial rotating heat pipe structure for cooling the internal chamber of a high-speed electric spindle, including a rotating shaft 1 with a central through hole inside. The front end of the rotating shaft 1 is supported on the front end of the electric spindle housing 4 through a front bearing assembly 3, and is installed in The front end cover 2 outside the front bearing assembly 3 is sealed and fixed; the middle of the rotating shaft 1 and the motor rotor 6 are interference fit together, and the motor stator 5 matched with the motor rotor 6 is fixed on the electric spindle housing 4. The motor stator 5 and the motor rotor 6 constitutes a spindle motor; the rear end of the rotating shaft 1 is supported on the rear end of the electric spindle housing 4 through the rear bearing group 7, and the rear end cover 8 installed on the outside of the...
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