Method for the production of a hollow profile provided with a terminal lid, and jack console
The invention relates to a process for producing a hollow profiled section ( 7 ) with bulges ( 37 ) which is provided with an end-side closure cover ( 7 ), and to a jack bracket ( 32 ) produced by means of this process. To allow simple production of an expanded hollow profiled section ( 6 ) provided...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The invention relates to a process for producing a hollow profiled section ( 7 ) with bulges ( 37 ) which is provided with an end-side closure cover ( 7 ), and to a jack bracket ( 32 ) produced by means of this process. To allow simple production of an expanded hollow profiled section ( 6 ) provided with a closure cover ( 7 ) and to demonstrate a jack bracket ( 32 ) produced by this process which entails only a low level of manufacturing outlay yet nevertheless ensures a high ability to withstand mechanical stresses, it is proposed that a cup-like cover ( 7 ) be pushed into the hollow profiled section ( 6 ), with the hollow profiled section ( 6 ) being placed into a hydroforming die ( 1 ). After the latter has then been closed, an axial ram ( 8 ) is introduced into the cover ( 7 ) and into the end of the hollow profiled section, in such a manner that the rim side of the cover ( 7 ) is radially pressed to the surrounding hollow profiled section ( 6 ). The hollow profiled section ( 6 ) is then widened by means of hydroforming pressure. |
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