| 摘要 |
The present invention relates to an arrangement for automatically cleaning heat-exchanging passageways, particularly the coolant passageways of tools. According to the invention, the arrangement includes an outlet line (1), an inlet line (2) and means for connecting the outlet line and the inlet line to a respective inlet and outlet of the passageway or passageways to be cleaned; a liquid tank (3); means (4, 6, 7) for filling the tank with cleaning liquid or with rinsing liquid; means (6, 1, 2, 3, 5) for circulating liquid from the tank in a closed circuit through the passageway or passageways to be cleaned; and means for performing automatically the operations of filling the tank with cleaning liquid, circulating cleaning liquid through the heat-exchanging passageway or passageways, emptying the tank of cleaning liquid, filling the tank with rinsing liquid and circulating said liquid in the heat-exchanging passageway or passageways, and emptying the tank and the heat-exchanging passageway or passageways of rinsing liquid. |
