Suction belt filter for purifying chips contaminated coolant in metal-cutting machines, has filter belt including circulating filter section for flow of fluid withdrawn by suction box, where filter section is arranged in or above container

摘要

The filter has a container (4) with dirt liquid (2) and a filter belt (12) i.e. circulating endless belt. The filter belt includes a circulating filter section (24) for flow of fluid that is withdrawn by a suction box (22). The filter section is arranged in or above the container, and the suction box is arranged between the filter section and a backward-moving portion (20) of the filter belt. The filter belt is diagonally guided over lower and upper deflection rollers (14, 16), and backward-moving portion passes parallel to a bottom section (10) of the container.