초록
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A closed transport track, includes two tubular or rod-shaped guide rails (12, 14), which are arranged parallel to and substantially vertically on top of each other. At least one transport module (10) is connected to each guide rail (12, 14) via at least one support roll pair (46, 48), wherein the rolls of each support roll pair (46, 48) can be rotated about roll axes (a) which are substantially perpendicular to a guide rail axis (x) and include an angle of less than 180° and the rolls are seated against one of the guide rails (12, 14) in a detent positio...
A closed transport track, includes two tubular or rod-shaped guide rails (12, 14), which are arranged parallel to and substantially vertically on top of each other. At least one transport module (10) is connected to each guide rail (12, 14) via at least one support roll pair (46, 48), wherein the rolls of each support roll pair (46, 48) can be rotated about roll axes (a) which are substantially perpendicular to a guide rail axis (x) and include an angle of less than 180° and the rolls are seated against one of the guide rails (12, 14) in a detent position. The support roll pairs (46, 48) are non-positively seated against the guide rails (12, 14) via at least one force element (40), which acts on the support roll pairs (46, 48).
대표
청구항
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1. A device for transporting objects along a closed transport track, comprising, as the transport track, two tubular or rod-shaped guide rails (12, 14), which are arranged parallel to and vertically on top of each other, at least one transport module (10) which is connected to each guide rail (12, 14) via two support roll pairs (46, 48), each of the two support roll pairs (46, 48) engaging a different respective one of the guide rails (12, 14), wherein rolls of each support roll pair (46, 48) are rotatable about roll axes (a) which are substantially perp...
1. A device for transporting objects along a closed transport track, comprising, as the transport track, two tubular or rod-shaped guide rails (12, 14), which are arranged parallel to and vertically on top of each other, at least one transport module (10) which is connected to each guide rail (12, 14) via two support roll pairs (46, 48), each of the two support roll pairs (46, 48) engaging a different respective one of the guide rails (12, 14), wherein rolls of each support roll pair (46, 48) are rotatable about roll axes (a) which are substantially perpendicular to a guide rail axis (x) and include an angle of less than 180° and said rolls are seated against the guide rails (12, 14) in a detent position, and comprising a drive means (52) which is arranged so as to move substantially parallel to the guide rails (12, 14) and to connect to the at least one transport module (10), wherein the support roll pairs (46, 48) are non-positively seated against the guide rails (12, 14) via a force element (40), which acts on both of said support roll pairs (46, 48) and biases each of the support roll pairs against its respective guide rail (12, 14). 2. The device according to claim 1, wherein the roll axes (a) of the rolls of the support roll pairs (46, 48) include substantially an angle of 90°. 3. The device according to claim 1, wherein the support roll pairs (46, 48) on the transport module (10) are mounted in each case so as to rotate about axes (y1, y2) which are perpendicular to the guide rail axis (x) and parallel to a vertical axis (z). 4. The device according to claim 1, wherein the support roll pairs (46, 48) seated against differing guide rails (12, 14) are disposed between the guide rails (12, 14), the force exerted by the force element (40) on one of the support roll pairs (46, 48) being directed away from the force exerted by the force element (40) on the other support roll pair (46, 48). 5. The device according to claim 4, wherein the transport module (10) comprises a vertical module carrier (16) comprising support roll pairs (46, 48) which are arranged on two sides and are associated with two differing guide rails (12, 14). 6. The device according to claim 5, wherein each of the two support roll pairs (46, 48) associated with the two differing guide rails (12, 14) is connected via the force element (40). 7. The device according to claim 5, wherein the module carrier (16) comprises two carrier parts connected via a force element (40). 8. The device according to claim 1, wherein the guide rails (12, 14) are disposed between the support roll pairs (46, 48) seated against said guide rails (12, 14), the force exerted by the force element (40) on one of the support roll pairs (46, 48) being directed towards the force exerted by the force element (40) on the other support roll pair (46, 48). 9. The device according to claim 1, wherein at least one entrainment cam (54, 56) which is movable into engagement with the drive means (52) is disposed on the transport module (10). 10. The device according to claim 9, wherein the at least one entrainment cam (54, 56) is movable in relation to the transport module (10) substantially perpendicularly to the drive means (52) and is movable with at least one force element (66) into engagement with the drive means (52). 11. The device according to claim 9, wherein said resilient entrainment cams (54, 56) are arranged in pairs adjacent to one another. 12. The device according to claim 9, wherein respectively at least two entrainment cams (54a, 54b; 56a, 56b) are enabled per mesh point with the drive means (52). 13. The device according to claim 9, wherein the entrainment cams (54a, 54b; 56a, 56b) comprise a chamfer (78) in order to facilitate the positioning of the entrainment cam (54, 56) relative to the drive means (52). 14. The device according to claim 9, wherein the entrainment cams (54a, 54b; 56a, 56b) are designed narrower than a tooth gap (74) so that play is present in each case between entrainment cam (54a, 54b; 56a, 56b) and tooth when the entrainment cams (54a, 54b; 56a, 56b) project into the tooth gap (74), and as soon as both entrainment cams are correctly engaged, the position is fixed. 15. The device according to claim 9, wherein respectively exactly two entrainment cams (54a, 54b; 56a, 56b) are enabled per mesh point with the drive means (52). 16. The device according to claim 1, wherein a center (Zzr) of the drive means (52) is offset with respect to a center (ZFs) of the guide rails (12, 14) by an amount (v) away from as curved segment (30) of a rotary conveyor (50). 17. The device according to claim 1, wherein the drive means is a toothed drive belt, wherein at least one resilient entrainment cam (54, 56) which is movable into engagement with the drive means (52) is disposed on the transport module (10). 18. The device according to claim 1, wherein a center (ZZr) of the drive means (52) is offset with respect to a center (ZFs) of the guide rails (12, 14) by an amount (v) away from a curved segment (30) of a rotary conveyor (50) that includes both the curved segment (30) and a linear segment (32), the offset being parallel to an angle bisector or central parallel of the linear segment (32). 19. The device according to claim 1, wherein the at least one transport module (10) is connected to each guide rail (12, 14) via four support roll pairs (46, 48), two of the support roller pairs (46, 48) engaging one of the guide rails (12) and the other two support roller pairs (46, 48) engaging the other guide rail (14), and wherein the four support roll pairs (46, 48) are non-positively seated against the guide rails (12, 14) via at least one force element (40) that biases the four support roll pairs against the guide rails (12, 14). 20. The device according to claim 19, wherein the four support roll pairs (46, 48) are non-positively seated against the guide rails (12, 14) via two force elements (40) that bias the four support roll pairs against the guide rails (12, 14). 21. A device for transporting objects along a closed transport track, comprising, as the transport track, two tubular or rod-shaped guide rails (12, 14), which are arranged parallel to and vertically on top of each other, at least one transport module (10) which is connected to each guide rail (12, 14) via support roll pairs (46, 48), wherein rolls of each support roll pair (46, 48) are rotatable about roll axes (a) which are substantially perpendicular to a guide rail axis (x) and include an angle of less than 180° and said rolls are seated against one of the guide rails (12, 14) in a detent position, and comprising a drive means (52) which is arranged so as to move substantially parallel to the guide rails (12, 14) and to connect to the at least one transport module (10), wherein the support roll pairs (46, 48) are non-positively seated against the guide rails (12, 14) via at least one force element (40), which acts on said support roll pairs (46, 48) and generates a directed force, and at least one of the support roll pairs (46, 48) seated against differing guide rails (12, 14) is movable out of the detent position with the guide rail (12, 14) against the acting direction of the force of the force element (40), wherein the support roll pairs (46, 48) on the transport module (10) are mounted in each case so as to rotate about axes (y1, y2) which are perpendicular to the guide rail axis (x) and parallel to a vertical axis (z), and wherein a center (ZZr) of the drive means (52) is offset with respect to a center (ZFs) of the guide rails (12, 14) by an amount (v) away from a curved segment (30) of a rotary conveyor (50). 22. The device according to claim 21, wherein the support roll pairs (46, 48) seated against differing guide rails (12, 14) are disposed between the guide rails (12, 14), the force exerted by the force element (40) on one of the support roll pairs (46, 48) being directed away from the force exerted by the force element (40) on the other support roll pair (46, 48). 23. The device according to claim 21, wherein the guide rails (12, 14) are disposed between the support roll pairs (46, 48) seated against said guide rails (12, 14), the force exerted by the force element (40) on one of the support roll pairs (46, 48) being directed towards the force exerted by the force element (40) on the other support roll pair (46, 48).
