| 摘要 |
<p>A control apparatus according to the present invention comprises a hinge (52,54,56) for rockably supporting a second upper mold (46), which is utilized for the final formation of a tobacco rod (TW), right over a lower mold (30) of a cigarette production machine, an adjusting device (73) for adjusting the diameter of the tobacco rod (TW) by rocking the second upper mold (46), a pulse motor (76) for use as a drive source for the adjusting device (73), a pair of sensors (156,158) for measuring diametrical widths (DV,DH) of the formed tobacco rod (TW) with respect to two directions perpendicular to each other, a central processing unit (180) for controlling the drive of the pulse motor (76) in accordance with output signals from the sensors (156,158) so that the diameter of the tobacco rod (TW) to be formed are within an allowable range, by means of a drive controller (184) for the pulse motor (76). <IMAGE></p> |
