Conveying arrangement
The invention relates to a conveying arrangement comprising at least one mover ( 20 ) which has at least one magnet ( 19 ), preferably a permanent magnet, and cooperates with a drive surface ( 13 ) so that the mover ( 20 ) can be slidably and/or rotatably moved with respect to the drive surface ( 13 ) in at least two degrees of freedom, at least one protective device ( 40 ) being provided and arranged between the drive surface ( 13 ) and the mover ( 20 ).
1. A transportation device comprising at least one mover ( 20 ) which comprises at least one magnet ( 19 ), and which interacts with a propulsion surface ( 13 ) such that the mover ( 20 ) in relation to the propulsion surface ( 13 ) can be displaceably and/or rotatably moved in at least two degrees of freedom, and further comprising at least one protective device ( 40 ) which is disposed between the propulsion surface ( 13 ) and the mover ( 20 ), characterized in that at least one motion means ( 50 ) is provided for moving the protective device ( 40 ).
2. The device as claimed in claim 1 , characterized in that the protective device ( 40 ) is configured so as to be replaceable and/or movable .
3. The device as claimed in claim 1 , characterized in that the protective device ( 40 ) is configured as a film or a plate.
4. The device as claimed in claim 1 , characterized in that at least one fixing means ( 62 ), including at least one opening for exerting a negative pressure on the protective device ( 40 ), is provided in the region of the propulsion surface ( 13 ), the protective device ( 40 ) being configured to be fixed by way of said fixing means ( 62 ).
5. The device as claimed in claim 1 , characterized in that at least one cutting means ( 52 ) is provided for severing the protective device ( 40 ).
6. The device as claimed in claim 1 , characterized in that at least one cleaning device ( 66 ) is provided for cleaning the protective device ( 40 ).
7. The device as claimed in claim 1 , further comprising at least one roll ( 56 ) on which one part of the protective device ( 40 ) is rolled up, while an other part of the protective device ( 40 ) at least partially covers the propulsion surface ( 13 ).
8. The device as claimed in claim 1 , characterized in that the protective device ( 40 ) is configured so as to be encircling.
9. A transportation device comprising at least one mover ( 20 ) which comprises at least one magnet ( 19 ), preferably a permanent magnet, and which interacts with a propulsion surface ( 13 ) such that the mover ( 20 ) in relation to the propulsion surface ( 13 ) can be displaceably and/or rotatably moved in at least two degrees of freedrom, and further comprising at least one protective device ( 40 ) which is disposed between the propulsion surface ( 13 ) and the mover characterized in that at least mover ( 20 ) comprises means for moving the protective device ( 40 ).
10. The device as claimed in claim 1 , characterized in that at least one mover ( 20 ) comprises at least one fixing means ( 58 ) for fixing the protective device.
11. The device as claimed in claim 1 , characterized in that the protective device ( 40 ), contains a readily sterilizable material .
12. The device as claimed in claim 1 , further comprising means for detecting adherent contaminations on the surface of the protective device ( 40 ) by monitoring a spacing between the mover ( 20 ) and the propulsion surface ( 13 ).
13. The device as claimed in claim 1 , characterized in that the propulsion surface ( 13 ) comprises at least one parking zone ( 42 ) including means for applying a comparatively low magnetic force to the mover ( 20 ).
14. The device as claimed in claim 1 , characterized in that the propulsion surface ( 13 ) comprises at least one parking zone ( 42 ) which is not covered by the protective device ( 40 ).
15. The device as claimed in claim 1 , characterized in that the at least one magnet ( 19 ) is a permanent magnet.
16. The device as claimed in claim 1 , characterized in that the protective device ( 40 ) is a movable belt.
17. The device as claimed in claim 1 , further comprising at least one opening for exerting a negative pressure on the protective device ( 40 ) in the region of the propulsion surface ( 13 ), the protective device ( 40 ) being configured to be fixed by way of said fixing means ( 62 ).
18. The device as claimed in claim 1 , characterized in that a surface of the protective device ( 40 ) contains a readily sterilizable material.
19. The device as claimed in claim 1 , characterized in that a surface of the protective device ( 40 ) contains polyetherimide and/or polyether ketones and/or polyether ether ketone.
20. A transportation device comprising at least one mover ( 20 ) which comprises at least one magnet ( 19 ), preferably a permanent magnet, and which interacts with a propulsion surface ( 13 ) such that the mover ( 20 ) in relation to the propulsion surface ( 13 ) can be displaceably and/or rotatably moved in at least two degrees of freedom, and further comprising at least one protective device ( 40 ) which is disposed between the propulsion surface ( 13 ) and the mover ( 20 ), characterized in that the protective device ( 40 ) is configured so as to be encircling.
21. A transportation device comprising at least one mover ( 20 ) which comprises at least one magnet ( 19 ), preferably a permanent magnet, and which interacts with a propulsion surface ( 13 ) such that the mover ( 20 ) in relation to the propulsion surface ( 13 ) can be displaceably and/or rotatably moved in at least two degrees of freedom, and further comprising at least one protective device ( 40 ) which is disposed between the propulsion surface ( 13 ) and the mover ( 20 ), characterized in that at least one cutting means ( 52 ) is provided for severing the protective device ( 40 ).