Method and device for the production of packaging in bags
A method of and apparatus for producing bag packages with edge seals, in which a sheathing tube is formed from a packaging material sheeting. Before the sheathing tube is formed, sealing seams are formed in the packaging material sheeting.
1. An apparatus for producing bag packages ( 10 ), from a length of packaging material, the apparatus comprising
a folding station ( 52 ) for forming folds ( 44 ) in a moving sheet of packaging material,
a sealing station ( 54 ) downstream of the folding station for sealing the formed folds ( 44 ),
a packaging material driving station ( 58 ) downstream of the sealing station, and
a forming station ( 56 ) for forming a sheathing tube from the packaging material, whereby before the sheathing tube is formed, the forming of the sealing seams ( 12 , 76 ) onto the packaging material sheeting ( 26 , 42 , 60 ) is done,
said folding station ( 52 ) comprising at least two folding plates ( 40 ; 68 A, 68 B) disposed side by side in the travel direction of the length of packaging material in such a manner that at least two adjacent side edges, disposed side by side, of the folding plates ( 40 ; 68 A; 68 B) are oriented parallel to the travel direction of the length of packaging material; wherein the packaging material is guided along the underside of a first of said folding plates ( 40 ; 68 A) and along the top of a second of said folding plates ( 40 ; 68 B) by said at least two adjacent side edges, further comprising a feed roller ( 70 ) between the folding station ( 52 ) and the sealing station ( 54 ).
2. An apparatus for producing bag packages ( 10 ), from a length of packaging materials, the apparatus comprising
a folding station ( 52 ) for forming folds ( 44 ) in a moving sheet of packaging material,
a sealing station ( 54 ) downstream of the folding station for sealing the formed folds ( 44 ),
a packaging material driving station ( 58 ) downstream of the sealing station, and
a forming station ( 56 ) for forming a sheathing tube from the packaging material, whereby before the sheathing tube is formed, the forming of the sealing seams ( 12 , 76 ) onto the packaging material sheeting ( 26 , 42 , 60 ) is done,
said folding station ( 52 ) comprising at least two folding plates ( 40 ; 68 A, 68 B) disposed side by side in the travel direction of the length of packaging material in such a manner that at least two adjacent side edges, disposed side by side, of the folding plates ( 40 ; 68 A; 68 B) are oriented parallel to the travel direction of the length of packaging material; wherein the packaging material is guided along the underside of a first of said folding plates ( 40 ; 68 A) and along the top of a second of said folding plates ( 40 ; 68 B) by said at least two adjacent side edges, wherein the forming station ( 56 ) comprises a forming pipe ( 80 ) and a forming shoulder ( 78 ).
3. The apparatus of claim 2 , wherein the forming station ( 56 ) comprises a forming pipe ( 80 ) and a forming shoulder ( 78 ).
4. An apparatus for producing bag packages ( 10 ), from a length of packaging material, the apparatus comprising
a folding station ( 52 ) for forming folds ( 44 ) in a moving sheet of packaging material,
a sealing station ( 54 ) downstream of the folding station for sealing the formed folds ( 44 ),
a packaging material driving station ( 58 ) downstream of the sealing station, and
a forming station ( 56 ) for forming a sheathing tube from the packaging material, whereby before the sheathing tube is formed, the forming of the sealing seams ( 12 , 76 ) onto the packaging material sheeting ( 26 , 42 , 60 ) is done.
said folding station ( 52 ) comprising at least two folding plates ( 40 ; 68 A, 68 B) disposed side by side in the travel direction of the length of packaging material in such a manner that at east two adjacent side edges, disposed side by side, of the folding plates ( 40 ; 68 A; 68 B) are oriented parallel to the travel direction of the length of packaging material; wherein the packaging material is guided along the underside of a first of said folding plates ( 40 ; 68 A) and along the top of a second of said folding plates ( 40 ; 68 B) by said at least two adjacent side edges, further comprising a guide plate below the forming station ( 56 ).
5. The apparatus of claim 1 , further comprising a guide plate below the forming station ( 56 ).
6. The apparatus of claim 2 , further comprising a guide plate below the forming station ( 56 ).
7. An apparatus for producing bag packages ( 10 ), from a length of packaging material, the apparatus comprising
a folding station ( 52 ) for forming folds ( 44 ) in a moving sheet of packaging material,
a sealing station ( 54 ) downstream of the folding station for sealing the formed folds ( 44 ),
a packaging material driving station ( 58 ) downstream of the sealing station, and
a forming station ( 56 ) for forming a sheathing tube from the packaging material, whereby before the sheathing tube is formed, the forming of the sealing seams ( 12 , 76 ) onto the packaging material sheeting ( 26 , 42 , 60 ) is done,
said folding station ( 52 ) comprising at least two folding plates ( 40 ; 68 A, 68 B) disposed side by side in the travel direction of the length of packaging material in such a manner that at least two adjacent side edges, disposed side by side, of the folding plates ( 40 ; 68 A; 68 B) are oriented parallel to the travel direction of the length of packaging material; wherein the packaging material is guided along the underside of a first of said folding plates ( 40 ; 68 A) and along the top of a second of said folding plates ( 40 ; 68 B) by said at least two adjacent side edges, wherein the sealing station ( 54 ) comprises at least one heatable sealing jaw ( 22 , 74 ) and an anvil jaw ( 24 , 72 ).
8. The apparatus of claim 1 , wherein the sealing station ( 54 ) comprises at least one heatable sealing jaw ( 22 , 74 ) and an anvil jaw ( 24 , 72 ).
9. The apparatus of claim 2 , wherein the sealing station ( 54 ) comprises at least one heatable sealing jaw ( 22 , 74 ) and an anvil jaw ( 24 , 72 ).
10. The apparatus of claim 7 , wherein the anvil jaw ( 24 , 72 ) is heatable.
11. The apparatus of claim 7 , wherein the at least one sealing jaw ( 22 , 74 ) is driven pneumatically.
12. The apparatus of claim 10 , wherein the at least one sealing jaw ( 22 , 74 ) is driven pneumatically.