Device for filling a container with particulate material
The invention relates to a filling device ( 1 ) for filling a container with a particulate material ( 28 ). The filling device ( 1 ) comprises a supply container ( 2 ) that can be filled with the particulate material ( 28 ), wherein the supply container ( 2 ) has a lower opening ( 2.2 ). Moreover, the filling device ( 1 ) comprises a radial distribution unit ( 3 ), which can be supplied with the particulate material via the lower opening ( 2.2 ) of the supply container ( 2 ) and which is connected to the supply container ( 2 ) in such a way that it can rotate about a rotational axis (A), in order to distribute in the container the particulate material ( 28 ) supplied from the supply container ( 2 ) to the distribution unit ( 3 ). The filling device is characterized in that the distribution unit ( 3 ) can be driven by a drive unit ( 4 ) that is arranged outside the supply container ( 2 ).
1. A filling device ( 1 ) for filling a container with particulate material ( 28 ), comprising
a supply container ( 2 ) that can be filled with the particulate material ( 28 ), wherein the supply container ( 2 ) has a lower opening ( 2 . 2 ), and
a radial distribution unit ( 3 ), which can be supplied with the particulate material ( 28 ) via the lower opening ( 2 . 2 ) of the supply container ( 2 ) and which is connected to the supply container ( 2 ) in such a way that it can rotate about a rotational axis (A), in order to distribute in the container to be filled the particulate material ( 28 ) supplied from the supply container ( 2 ) to the distribution unit ( 3 ),
wherein the distribution unit ( 3 ) can be driven by means of a drive unit ( 4 ) that is arranged outside the supply container ( 2 ), which drive unit comprises a motor ( 4 . 1 ), a first ( 4 . 2 , 4 . 2 a ) and a second drive means ( 4 . 3 , 4 . 3 a ),
wherein the first drive means ( 4 . 2 , 4 . 2 a ) is designed as a gearwheel ( 4 . 2 ) or driven belt pulley ( 4 . 2 a ), and the second drive means ( 4 . 3 , 4 . 3 a ) is a pinion ( 4 . 3 ), which engages in the gearwheel ( 4 . 2 ), or a drive belt pulley ( 4 . 3 a ), which drives the driven belt pulley ( 4 . 2 a ) via a drive belt ( 46 ), thus enabling a torque of the second drive means ( 4 . 3 , 4 . 3 a ) to be transmitted to the distribution unit ( 3 ) by means of the first drive means ( 4 . 2 , 4 . 2 a ), and the motor ( 4 . 1 ) is coupled to the first drive means ( 4 . 2 , 4 . 2 a ), which is rotatable about the rotational axis (A), and
wherein the first drive means ( 4 . 2 , 4 . 2 a ) is connected to the distribution unit ( 3 ),
characterized in that:
the motor ( 4 . 1 ) of the drive unit ( 4 ) is secured on an outer wall of the supply container ( 2 ) and is arranged laterally offset with respect to the rotational axis (A) of the distribution unit ( 3 ),
the first drive means ( 4 . 2 , 4 . 2 a ) is provided with ball bearing support, and
the distribution unit ( 3 ) has a multiplicity of sectors ( 8 ), wherein the sectors ( 8 ) have a multiplicity of flexible, radially outward-oriented extensions ( 48 , 51 ).
2. The filling device ( 1 ) as claimed in claim 1 , characterized in that the first drive means ( 4 . 2 , 4 . 2 a ) is arranged between the supply container ( 2 ) and the distribution unit ( 3 ).
3. The filling device ( 1 ) as claimed in claim 1 , characterized in that the multiplicity of sectors ( 8 ) are separated from one another by separating elements ( 9 ),
wherein the separating elements ( 9 ) extend radially outward with respect to the rotational axis (A), with the result that an outlet opening ( 21 ) for the particulate material ( 28 ) is formed between in each case two separating elements ( 9 ).
4. The filling device ( 1 ) as claimed in claim 3 , characterized in that the sectors ( 8 . 1 , 8 . 2 , 8 . 3 ) have a sector opening ( 8 . 1 a , 8 . 2 a , 8 . 3 a ) that is open in the direction of the supply container ( 2 ), thus allowing the sectors ( 8 ) to be filled with the particulate material ( 28 ).
5. The filling device ( 1 ) as claimed in claim 4 , characterized in that the distribution unit ( 3 ) is of modular construction,
wherein the distribution unit ( 3 ) has at least two concentric modules ( 22 . 1 , 22 . 2 , 22 . 3 ), which each comprise sectors ( 8 ),
wherein the modules are arranged one above the other in a stacked configuration and the outlet openings ( 21 ) of the first module ( 22 . 1 ) are arranged in a first, upper plane and
wherein the outlet openings ( 21 ) of the second module ( 22 . 2 , 22 . 3 ) are arranged in a second, lower plane, wherein the upper module ( 22 . 1 ) has a larger diameter than the lower module ( 22 . 2 , 22 . 3 ).
6. The filling device ( 1 ) as claimed in claim 5 , characterized in that each of the modules ( 22 . 1 , 22 . 2 , 22 . 3 ) has at least one section ( 29 . 1 , 29 . 2 , 29 . 3 ) which is open in the direction of the supply container ( 2 ), thus allowing the modules ( 22 . 1 , 22 . 2 , 22 . 3 ) to be filled with the particulate material ( 28 ).
7. The filling device ( 1 ) as claimed in claim 5 , characterized in that the modules ( 22 . 1 , 22 . 2 , 22 . 3 ) each have a base plate ( 43 ), wherein the separating elements ( 9 ) are set up substantially vertically on the base plates ( 43 ), thereby forming the sectors ( 8 ).
8. The filling device ( 1 ) as claimed in claim 5 , characterized in that the flexible, radially outward-oriented extensions ( 48 , 51 ) comprise first extensions ( 48 ), which extend substantially horizontally in a plane defined by a base plate ( 43 ) of the first ( 22 . 1 ) and/or second module ( 22 . 2 , 22 . 3 ), and/or second extensions ( 51 ), which extend substantially perpendicularly to the plane defined by the base plate ( 43 ) of the first ( 22 . 1 ) and/or second module ( 22 . 2 , 22 . 3 ).
9. The filling device ( 1 ) as claimed in claim 8 , characterized in that the first extensions ( 48 ) are arranged at the outer edge of the base plate ( 43 ) of the first ( 22 . 1 ) and/or second module ( 22 . 2 , 22 . 3 ).
10. The filling device ( 1 ) as claimed in claim 8 , characterized in that the second extensions ( 51 ) are arranged at the outer edge of the separating elements ( 9 ).
11. The filling device ( 1 ) as claimed in claim 8 , characterized in that the extensions ( 48 , 51 ) are manufactured from a flexible material.
12. The filling device ( 1 ) as claimed in claim 9 , characterized in that the first extensions ( 48 ) form a flexible single- or multi-piece outer ring around the first ( 22 . 1 ) and/or second module ( 22 . 2 , 22 . 3 ).
13. The filling device ( 1 ) as claimed in claim 9 , characterized in that the first extensions ( 48 ) are of tab-type design and/or the second extensions ( 51 ) are of brush-type design.
14. The filling device ( 1 ) as claimed in claim 1 , characterized in that the filling device ( 1 ) comprises at least one means ( 5 ), arranged between the supply container ( 2 ) and the distribution unit ( 3 ), for controlling a flow of the particulate material ( 28 ) to the distribution unit ( 3 ).
15. The filling device ( 1 ) as claimed in claim 14 , characterized in that the flow control means ( 5 ) comprises a disk ( 13 . 1 , 38 . 1 ) having at least one opening ( 14 . 1 , 39 ), wherein the disk ( 13 . 1 , 38 . 1 ) forms a base of the supply container ( 2 ), which is arranged at the lower opening ( 2 . 2 ) of the supply container ( 2 ).
16. The filling device ( 1 ) as claimed in claim 14 , characterized in that the flow control means ( 5 ) comprises an opening control means ( 38 . 2 ), which can be moved relative to a disk ( 38 . 1 ) and by means of which the opening ( 39 . 1 ) can be covered in such a way that a variable passage ( 16 ) is formed, through which the particulate material ( 28 ) can be supplied to the sectors ( 8 ) of the distribution unit ( 3 ).
17. The filling device ( 1 ) as claimed in claim 16 , characterized in that the opening control means ( 38 . 2 ) comprises a second disk having at least one opening ( 40 . 1 ) and at least one web ( 40 . 2 ), wherein the opening ( 39 . 1 ) of the disk ( 38 . 1 ) can be at least partially covered by means of the web ( 40 . 2 ) of the second disk ( 38 . 2 ).
18. The filling device ( 1 ) as claimed in claim 14 , characterized in that the flow control means ( 5 ) comprises:
a disk ( 13 . 1 ) having at least one opening ( 14 . 1 ), wherein the disk ( 13 . 1 ) forms a base of the supply container ( 2 ), which is arranged at the lower opening ( 2 . 2 ) of the supply container ( 2 ); and
a grid-like disk ( 47 ), which partially covers at least one opening ( 14 . 1 ) of the disk ( 13 . 1 ).
19. The filling device ( 1 ) as claimed in claim 14 , characterized in that:
the flow control means ( 5 ) comprises at least one actuating unit ( 12 ), wherein the actuating unit ( 12 ) comprises a servomotor ( 12 . 1 ), which drives a rotatable actuating wheel ( 12 . 2 ), and
the opening control means ( 38 . 2 ) comprises at least one section ( 41 ) which has notches ( 15 ), into which the actuating wheel ( 12 . 2 ) engages, wherein the position of the opening control means ( 38 . 2 ) relative to the opening ( 39 . 1 ) of the disk ( 38 . 1 ) can be changed by rotating the actuating wheel ( 12 . 2 ).
20. A method for filling a container with a particulate material using a filling device ( 1 ) as claimed in claim 1 .