초록 ▼

A unit for carrying out an operation on a container fillable with a pourable product is disclosed. The unit comprises: a first area; a second area; at least one operative head, which is adapted to carry out the operation; at least one gripping device for gripping the container and which is movable b

A unit for carrying out an operation on a container fillable with a pourable product is disclosed. The unit comprises: a first area; a second area; at least one operative head, which is adapted to carry out the operation; at least one gripping device for gripping the container and which is movable between a rest position, in which the at least one gripping device receives or discharges the container; and an operative position, in which the at least one gripping device sets the container in a position in which the container undergoes the operation. The unit further comprises: a movable element, which is operatively connected to the at least one gripping device for moving the at least one gripping device between the rest position and the operative position, and which comprises a portion movable between the first area and the second area; and a bellow.

대표청구항 ▼

1. A unit for carrying out an operation on a container fillable with a pourable product under aseptic conditions, the unit comprising: a first area;a second area;at least one operative head adapted to carry out the operation;at least one gripping device configured to grip the container and which is

1. A unit for carrying out an operation on a container fillable with a pourable product under aseptic conditions, the unit comprising: a first area;a second area;at least one operative head adapted to carry out the operation;at least one gripping device configured to grip the container and which is movable between: a rest position, in which the gripping device receives or discharges the container; andan operative position, in which the gripping device sets the container in a position in which the container undergoes the operation;a movable element, which is operatively connected to the gripping device for moving the gripping device between the rest position and the operative position, and which includes a portion movable between the first area and the second area;a bellow, which is arranged inside the second area and houses the portion of the movable element in a fluid-tight manner; anda connecting element including: the movable element, which moves along a first axis;a housing, which slidably houses at least the portion of the movable element; anda plate, which is connected to both the movable element and the gripping device,wherein the bellow is interposed between the housing and the plate,wherein the movable element further includes a rod extending parallel to the first axis, and the plate lies in a plane transversal to the first axis, andwherein the connecting element further includes at least one column interposed between the gripping device and the plate, the column extending parallel to a second axis and at a distance from the rod. 2. The unit of claim 1, further comprising: a cam;a cam follower operatively connected to the movable element and interacting with the cam, so as to cause the movement of the gripping device between the rest position and the operative position; andan actuator operatively connected to the movable element and adapted to exert on the gripping device an action directed between the rest position and the operative position. 3. The unit of claim 1, wherein the connecting element comprises a pair of movable elements joined to the same plate. 4. The unit of claim 3, wherein the connecting element comprises only one actuator for both of the movable elements. 5. The unit of claim 1, wherein: the second area houses the operative head; and the unit further comprises: ventilating device configured to establish a flow, which is directed from the first area towards the second area. 6. The unit of claim 5, wherein the ventilating device is arranged in the first area and the flow is directed from the operative head towards the bellow. 7. The unit of claim 5, further comprising a hydraulic barrier configured to separate the first area from the second area. 8. The unit of claim 1, wherein the operative head is a capping head for applying a cap onto the container or a filling head for filling the container with the pourable product. 9. The unit of claim 1, wherein the first area is a non-aseptic area and the second area is an aseptic area. 10. The unit of claim 1, wherein the gripping device includes a pair of jaws for gripping a portion of the container, the portion of the container being arranged, in use, between a mouth of the container and a bottom wall of the container, and wherein the bellow is arranged, in use, below the mouth of the container. 11. The unit of claim 1, wherein the bellow has an end disposed between the moveable element and the plate. 12. The unit of claim 1, wherein the gripping device is movable parallel to the first axis between the rest position and the operative position. 13. A unit having a head for carrying out an operation on a container fillable with a pourable product under aseptic conditions, the unit comprising: a non-aseptic area;an aseptic area;at least one gripping device configured to grip the container and which is movable between: a rest position, in which the gripping device receives or discharges the container; andan operative position, in which the gripping device retains the container in a position in which the container undergoes the operation;a movable element operatively connected to the gripping device for moving the gripping device between the rest position and the operative position, the movable element having a portion movable between the non-aseptic area and the aseptic area;a housing, which slidably houses at least the portion of the movable element;a plate connected to the movable element and the gripping device;a bellow arranged inside the aseptic area, the bellow housing the portion of the movable element in a fluid-tight manner, wherein the bellow is interposed between the housing and the plate; anda connecting element interposed between the gripping device and the plate, the connecting element extending parallel to the moving element. 14. The unit of claim 13, wherein the connecting element includes a pair of the movable elements joined to the same plate. 15. The unit of claim 14, wherein the connecting element comprises only one actuator for both of the movable elements. 16. The unit of claim 13, further comprising a ventilating device configured to establish a flow, which is directed from the non-aseptic area towards the aseptic area. 17. The unit of claim 13, further comprising a hydraulic barrier configured to separate the non-aseptic area from the aseptic area. 18. The unit of claim 13, further comprising: a cam; anda cam follower operatively connected to the movable element and interacting with the cam, so as to cause the movement of the gripping device from one to the other of the rest position and the operative position. 19. The unit of claim 13, further comprising: an actuator operatively connected to the movable element and adapted to exert on the gripping device an action directed between the rest position and the operative position. 20. The unit of claim 13, wherein the gripping device is movable parallel to the first axis between the rest position and the operative position.