Encoder for bearing-free digital control machine tool main axle

Encoder for bearing-free digital control machine tool main axle

CN
  • CN 101,149,274 B
  • Filed: 09/22/2006
  • Issued: 11/03/2010
  • Est. Priority Date: 09/22/2006
  • Status: Active Grant
First Claim
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1. encoder for bearing-free digital control machine tool main axle, described encoder for bearing-free digital control machine tool main axle comprises the fixed part and the rotating part of integrated design;

  • Fixed part is made of main body and housing, and the photoelectricity recognizer is fixed on the main body by pcb board, and the outside of housing is provided with the outlet sheath, is provided with cable in the outlet sheath, and cable is connected with the photoelectricity recognizer;

    It is characterized in that;

    described housing is by gib screw and main body Joint, main body is provided with nut, rotating part is made of main shaft, main shaft is coupling by left oil sealing and right oil sealing and main body, main shaft is provided with code-disc, main shaft axially be a lathe axis hole, the lathe rotating shaft is located therein, and the main shaft of lathe rotating shaft and scrambler is matched.

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