Apparatus for, and method of, forming, filling and closing bags, each with a pouring device

Abstract

The invention relates to a device ( 10 ) for forming, filling and closing bags provided with respectively one pouring device, comprising a device ( 23 ) for forming a tube ( 25 ) from at least one material web ( 12 ), a filling device ( 28 ) for filling the tube ( 25 ) and/or the bags ( 5 ) and a cross-seam sealing and separating device ( 33 ) for separating respectively one bag ( 5 ) from the tube ( 5 ). According to the invention, said device ( 23 ) for forming the tube ( 25 ) comprises a forming device ( 24 ) which forms the tube ( 25 ) from one single material web ( 12 ) and the filling device ( 28 ) fills the tube ( 25 ) with the filling material over the entire cross-section of the tube ( 25 ) and one outer part ( 4 ) of the of the pouring device ( 1 ) is joined to the material web ( 12 ) after forming the tube ( 25 ).

1 - 14 . (canceled) 
     
     
         15 . An apparatus ( 10 ) for forming, filling and closing bags ( 5 ), each with a pouring device ( 1 ), having a device ( 23 ) for forming a flexible tube ( 25 ) from at least one material web ( 12 ), having a filling device ( 28 ) for filling the flexible tube ( 25 ) or a bag ( 5 ), and having a transverse-seam-sealing and severing device ( 33 ) for severing in each case one bag ( 5 ) from the flexible tube ( 5 ), wherein the device ( 23 ) for forming the flexible tube ( 25 ) has a shaping device ( 24 ), which forms the flexible tube ( 25 ) from a single material web ( 12 ), wherein the filling device ( 28 ) fills the flexible tube ( 25 ) with contents over an entire cross section of the flexible tube ( 25 ), and wherein an application device ( 30 ) is provided, this connecting an outer part ( 4 ) of the pouring device ( 1 ) to the material web ( 12 ) once the flexible tube ( 25 ) has been formed, characterized in that the material web ( 12 ) is sterilized by means of a sterilizing device ( 20 ), and in that the sterilizing device ( 20 ) encloses the region of the shaping device ( 24 ) and terminates above the application device ( 30 ) for the pouring devices ( 1 ). 
     
     
         16 . The apparatus as claimed in  claim 15 , characterized in that the shaping device is a forming shoulder ( 24 ), and in that a filling tube ( 27 ) of the filling device ( 28 ) is arranged in the forming shoulder ( 24 ), the flexible tube ( 25 ) being filled through this filling tube prior to a head closure ( 8 ) being formed on the bag ( 5 ). 
     
     
         17 . The apparatus as claimed in  claim 15 , characterized in that the application device is arranged upstream of the transverse-seam-sealing and severing device ( 33 ), in the region of the filling tube ( 27 ). 
     
     
         18 . The apparatus as claimed in  claim 15 , characterized in that the device ( 23 ) for forming the flexible tube ( 25 ) is followed by at least one longitudinal-seam-sealing device ( 36 ) with longitudinal-seam-sealing jaws ( 37 ,  58 ) for forming longitudinal seams in corner regions of the flexible tube ( 25 ). 
     
     
         19 . The apparatus as claimed in  claim 15 , characterized in that the sterilizing device ( 20 ) is arranged downstream of a first application device ( 15 ). 
     
     
         20 . A production machine ( 100 ) comprising at least two apparatuses ( 10 ), arranged parallel to one another, as claimed in one  claim 15 . 
     
     
         21 . The production machine as claimed in  claim 20 , characterized in that the apparatuses ( 10 ) have a common sterilizing device ( 20 ). 
     
     
         22 . An apparatus as claimed in  claim 15 , characterized by the provision of a first application device ( 15 ), which has a punch ( 16 ), which punches a hole into the material web ( 12 ). 
     
     
         23 . The apparatus as claimed in  claim 15 , characterized in that the sterilizing device ( 20 ) comprises a peroxide bath ( 42 ), through which the material web ( 12 ) is guided over a plurality of deflecting rollers ( 43 ) in order for the material web ( 12 ) to be sterilized on two sides ( 3 ,  6 ). 
     
     
         24 . The apparatus as claimed in  claim 23 , characterized in that the peroxide bath ( 42 ) is followed, within a housing ( 38 ), by a drying device ( 44 ). 
     
     
         25 . The apparatus as claimed in  claim 15 , characterized in that blade nozzles ( 39 ), which remove a peroxide film from the material web ( 12 ), are arranged on opposite sides ( 3 ,  6 ) of the material web ( 12 ). 
     
     
         26 . The apparatus as claimed in  claim 25 , characterized in that the blade nozzles ( 39 ) are followed by heating or drying devices ( 45 ,  46 ), which are likewise located on both sides ( 3 ,  6 ) of the material web ( 12 ), and dry the material web ( 12 ). 
     
     
         27 . The apparatus as claimed in  claim 15 , characterized in that the sterilizing device ( 20 ) comprises ventilation devices ( 47 ) and catalytic converters ( 48 ). 
     
     
         28 . The apparatus as claimed in  claim 15 , characterized in that the application device ( 30 ) comprises an ultrasonic sealing device ( 141 ). 
     
     
         29 . The apparatus as claimed in  claim 15 , characterized in that the application device ( 30 ) comprises a feed shaft ( 142 ) as part of a magazine for storing the outer parts ( 4 ). 
     
     
         30 . The apparatus as claimed in  claim 28 , characterized in that the application device ( 30 ) comprises a conveying arm ( 143 ), which is arranged such that it can be pivoted between a receiving position, for receiving a second part, and a sealing position, for operative connection with the ultrasonic sealing device ( 141 ). 
     
     
         31 . The production machine as claimed in  claim 20 , characterized in that the apparatuses ( 10 ) have a common control device. 
     
     
         32 . The production machine as claimed in  claim 20 , characterized in that the apparatuses ( 10 ) have a common sterilizing device ( 20 ) and a common control device.