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3M7790A Horizontal Steel Ball Lapping Machine

3M7790A Horizontal Steel Ball Lapping Machine

一、Product Name：
    3M7790A  Horizontal Steel Ball Lapping Machine
二、Application range of the machine：
     The machine is suitable for fine lapping and super fine lapping 12.7～70mm steel balls after hard grinding in bearing factories and steel ball factories.
三、Machine features：
1）Horizontal structure and circulation processing is adopted in the machine. It is suitable for finish machining medium and big size steel balls.
2)  Flat ball feeder is adopted in the machine.
  3)  Frequency conversion stepless regulation is adopted in rotation of main  spindle and ball feeder.  
  4)  There is protection board in the ball feeder, it is in the ball inlet and outlet place to avoid ball surface damage.
  5)  Rotating plate is moving adding pressure, open hydraulic driving adding  pressure is adopted to ensure working pressure stability.
   6) Machine bed guideway is linear moving guideway, it can ensure the machine's  precision.
   7） Ball inlet is with cushioning function to avoid damage the ball feeder.
   8）Oil splash lubrication is adopted in the main spindle  bearing. Three sets bearings are adopted in the main spindle support. The main spindle bears end strength and radial strength is beared by two sets bearings respectively.
   9）Electrical system is controlled by PC.
四、Technical parameter:     
Ball size range to be processed  mm               12.7～70
Size of lapping palte (D×d×h) mm                   900×400×90
Speed of main spindle     r/min                         5～45
Max. working pressure    kN                             100
Max. capacity of ball feeder  kg                         500
Main motor power   kW                                     7.5
  五、Ordinary processing samples：
 
   carbon steel ball, bearing steel ball, cast iron ball, copper ball, stainless steel ball, stainless steel hollow ball and so on.  
六、 Notice：
1）Please send e-mail to :wanghua966@126.com if you have any requirements about this machine.We will reply you as soon as possible. 
 Note: products and specifications, technical information, as a result of improvement and  change, without notice, whichever is in kind.

 


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