| 摘要 |
The invention relates to a machine for crimping in a controlled atmosphere constituted by a frame forming a support for a crimping head rotated about a vertical axis and for a device for supplying and evacuating the sub-assemblies to be assembled, said device and the frame cooperating to constitute an enclosure surrounding the crimping head and adapted to be connected to a source of vacuum or of neutral gas. According to the invention, the said enclosure is shaped at least for one part in an element in the frame mobile with respect to the rest of the support structure about a lateral pivot axis parallel to the axis of rotation of the crimping head forming door adapted to be closed in sealed manner on a front surface of join arranged on the said fixed structure. The head is mounted on a pivoting bracket. The invention is more particularly applicable to packing food products. |
