| 摘要 |
The invented auger machine is intended for obtaining vegetable oil from oil-containing material. In the auger machine the material is supplied substantially in the form it had when put uncompressed into a nozzle being adapted for squeezing oil by means of a transport worm (8). In order to increase squeezing out output, there are on a driving shaft (12) contained in a worm case (1) mounted two or more worm stages (9, 10) following each other and being formed from the point of view of transport volume of the worm threads (11) and lead thereof identically and an intermediate area (7) is provided between for nozzles.
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