| 摘要 |
一种用于施加具螺纹的盖至容器的机器，包括：抓持机构(20,22)，该等抓持机构(20,22)系配置来固持该等个别的容器(C)；至少一螺旋旋转头(24)，该至少一螺旋旋转头(24)包括一个别的抓持构件(28)，该抓持构件(28)系配置来固持一个别的盖(34)；至少一电动马达(30)，该至少一电动马达(30)系相关于该螺旋旋转头(24)，且该至少一电动马达(30)系配置来控制该抓持构件(28)绕着一纵向轴(B)的一旋转运动以及控制该抓持构件(28)沿着该纵向轴(B)的一转移运动，该转移运动与该旋转运动彼此同步，以沿着一螺旋旋转路径移动该抓持构件(28)至少一视觉系统(38)，该至少一视觉系统(38)系配置来侦测该等容器(C)与由该抓持构件(28)所固持之该等盖(34)的该等螺纹(16)的影像；及一电子控制单元(48)，该电子控制单元(48)系配置来处理该等螺纹(16,36)的该等影像并且决定该等容器(C)的该螺纹(16)的该开始点的该角度位置以及该等盖(34)的该螺纹(36)的该开始点的该角度位置，且该电子控制单元(48)系用于控制该等盖(34)的该角度位置的一调整，以施行将该等盖(34)螺旋旋转于该等个别的容器(C)上，其中该等个别的螺纹(16,36)系配置在一预设的相对位置中。;(第1图) Machine for applying threaded caps to containers, comprising: - gripping means (20, 22) configured to hold the respective containers (C), - at least one screwing head (24) including a respective gripping member (28) configured to hold a respective cap (34), - at least one electric motor (30) associated with said screwing head (24) and configured to control a rotational movement of said gripping member (28) about a longitudinal axis (B) and a translational movement of said gripping member (28) along said longitudinal axis (B), the translational movement and the rotational movement being synchronized with each other so as to move said gripping member (28) along a screwing path, - at least one vision system (38) configured for detecting images of the threads (16) of the containers (C) and of the caps (34) held by said gripping member (28), and - an electronic control unit (48) configured to process the images of said threads (16, 36) and to determine the angular position of the start point of the thread (16) of the containers (C) and the angular position of the start point of the thread (36) of the caps (34) and for controlling an adjustment of the angular position of the caps (34) so as to carry out the screwing of the caps (34) onto the respective containers (C) with the respective threads (16, 36) arranged in a preset relative position. ;(Figure 1) |
