A device for shaping and simultaneous welding of connecting tubes to compressors using a centering pin; forming process and welding connecting tubes to compressor using said device

摘要

Forming device and simultaneous connection pipes compressor (C) welding said connecting tubes (1) substantially Cilin 5 julien which engage through holes existing gas in a housing (2) of the compressor (C) being defined by bodies which constitute channels of suction, discharge and process, wherein said device comprises: - an upper electrode (3) cooperating with one pole of an inverter assembly and transformers; - an upper electrode (4) cooperating with the upper electrode (3) and the upper region of the connecting tube (1); - a lower electrode (5) cooperating with the other pole of an inverter assembly and transformers; - a means of electrical insulation (6) cooperating with the inner surface of the lower electrode (5); - a lower electrode (8) cooperating with a lower electrode (5) and the housing (2) of the compressor (C), and - a centering pin (7) coupled to the inner region of the electric insulating means (6) and cooperating with the through hole of gas from the housing (2) of the compressor (C) and the connector tube (1) and further characterized by: - ​​a stop (10) force applying weld cooperating with the upper electrode (3) and the upper end of the connector tube (1); and the inner diameter of the lower electrode (9) equal to or greater than the outer diameter of the upper electrode (4).