TENON-MAKING TWO-SIDED MACHINE Russian patent published in 1994 - IPC

FIELD: machine tool manufacture. SUBSTANCE: machine has bed 1 with tenon-making heads 6 and 7 located on posts 2 for independent mutually simultaneous operation, and a drive in the form of movable power cylinders 10. The heads are located in pairs with a vertical working surface. One of heads 6 in the pair has an axis of rotation located perpendicularly to feed belt 8 of a conveyer, and head 7 has an axis of rotation parallel to this article feed belt 8 which is made in the form of two independent roller conveyers positioned on one common base in series. Posts 2 of adjacent heads of one pair have a connecting cross bar, and the trajectory of feed belt 8 passes between the posts. A clamping device is made in the form of two independent clamping units of similar structure with upper and side part clamps on both units. Each tenon-making head may operate with any head of the other opposite pair, and both heads of one pair are blocked. EFFECT: improved structure. 4 cl, 4 dwg