Deep rolling machine for crankshafts

Deep rolling machine for crankshafts

  • CN 101,516,572 A
  • Filed: 09/13/2007
  • Published: 08/26/2009
  • Est. Priority Date: 09/15/2006
  • Status: Active Application
First Claim
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1. roller press (2) that is used for machining crankshafts (5), have a plurality of scissors structure roll extrusion unit (3), described roll extrusion unit is installed on the roller press (2) with lateral spacing (6) between mutually side by side pivotally along rotating shaft (4) direction of bent axle (5), some roll extrusion unit (3) are used for rolling crankshafts trunnion (14) and other roll extrusion unit (3) is used for the rod journal of rolling crankshafts (5), respectively there are a milled head (11) and a supporting member (9) in roll extrusion unit (3) in two shear arm outer end, described milled head and described supporting member combine and constitute cover rolling tools (10), in view of the ratio of shear arm width (7) with length, rolling tools (10) are very big to the spacing of roll extrusion unit (3) respective fixation point on roller press (2) along described shear arm direction, it is characterized in that, the roll extrusion unit (3) of intending being used for roll extrusion trunnion (14) or rod journal have at least one be furnished with a operating position in roll extrusion unit (3) sting at bent axle (5) thus go up and stablize the device of roll extrusion unit (3) in rotating shaft (4) direction of bent axle (5).

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