Manufacture the method and apparatus of electric energy storage assemblies

Manufacture the method and apparatus of electric energy storage assemblies

  • CN 101,809,694 B
  • Filed: 09/12/2008
  • Issued: 05/04/2016
  • Est. Priority Date: 09/13/2007
  • Status: Active Grant
First Claim
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1. for the manufacture of a method for electric energy storage assemblies (1), described electric energy storage assemblies(1) comprise cylindrical wires coil element (10), described cylindrical wires coil element (10) comprise toFew two electrodes and at least one separator, described electrode and separator are stacking and be intertwinedForm described cylindrical wires coil element (10), each electrode is each described cylindrical wires coil elementIndividual axial end portion is overlapping to form electric current collection portion (102,103), is electrically connected to cover plate (30)On at least one electric current collection part to be used for being welded on electric current collection portion (102,103) upper,The housing (20) of described cylindrical wires coil element (10) is held in described cover plate (30) sealing, itsBe characterised in that, described method be included in the end of described electric current collection portion (102,103), fromReceive at least one electric current of periphery at the center of the end of described electric current collection portion (102,103)The radially application step of collection portion (102,103), wherein obtains described electric current collection by extrudingThe coating of the end of portion (102,103), and described electric current collection portion (102,103)The coating of end is by applying at least one roller that comprises at least one ball (40) in instituteState and carry out on the whole surface of end of electric current collection portion (102,103), wherein said turningPearl from the center of the end of described electric current collection portion to periphery push described electric current collection portion (102,103) end.

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