| 摘要 |
The machine has a rotary shaft (3) horizontally supported in bearings of the machine frame. The rotary shaft can drive one or more tool supports via. a transmission (2) for each tool. The transmission has a crank (6) articulated to one of the ends of the drive shaft which actuates the crank (6) articulated to one of its ends. The other end of the crank is articulated by its other end to with a shaft (11) to the chassis by a connecting rod (5). The connecting rod is connected to a curved link (7) extending downwardly and articulated to a tool support to slide vertically on the inner face of the tool support.
|
