EP4149848A1 - Ensacheuse et procédé de fonctionnement - Google Patents

Ensacheuse et procédé de fonctionnement

Info

Publication number
EP4149848A1
EP4149848A1 EP21729806.6A EP21729806A EP4149848A1 EP 4149848 A1 EP4149848 A1 EP 4149848A1 EP 21729806 A EP21729806 A EP 21729806A EP 4149848 A1 EP4149848 A1 EP 4149848A1
Authority
EP
European Patent Office
Prior art keywords
sack
filling
packing machine
transfer device
bag
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21729806.6A
Other languages
German (de)
English (en)
Inventor
Christian Westarp
Renè MACKEL
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Haver and Boecker OHG
Original Assignee
Haver and Boecker OHG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Haver and Boecker OHG filed Critical Haver and Boecker OHG
Publication of EP4149848A1 publication Critical patent/EP4149848A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/02—Machines characterised by the incorporation of means for making the containers or receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/28—Controlling escape of air or dust from containers or receptacles during filling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
    • B65B31/024—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas specially adapted for wrappers or bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B39/00—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers
    • B65B39/06—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers adapted to support containers or wrappers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/12—Feeding flexible bags or carton blanks in flat or collapsed state; Feeding flat bags connected to form a series or chain
    • B65B43/14—Feeding individual bags or carton blanks from piles or magazines
    • B65B43/16—Feeding individual bags or carton blanks from piles or magazines by grippers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/30—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers engaging opposed walls, e.g. suction-operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/46—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers
    • B65B43/465—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers for bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B55/00—Preserving, protecting or purifying packages or package contents in association with packaging
    • B65B55/24—Cleaning of, or removing dust from, containers, wrappers, or packaging ; Preventing of fouling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B59/00—Arrangements to enable machines to handle articles of different sizes, to produce packages of different sizes, to vary the contents of packages, to handle different types of packaging material, or to give access for cleaning or maintenance purposes
    • B65B59/04—Machines constructed with readily-detachable units or assemblies, e.g. to facilitate maintenance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/003—Packaging lines, e.g. general layout
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/02—Driving gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B37/00—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged
    • B65B37/02—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged by gravity flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof

Definitions

  • the present invention relates to a packing machine for filling bulk goods into sacks, comprising at least one sack supply, at least one filling module with at least one filling spout and at least one sack removal.
  • the present invention also relates to a method for operating such a packaging machine.
  • z. B. rotating packing systems or packing machines have become known, which have several filling modules distributed over the circumference, each with a filling nozzle, on a kind of carousel.
  • a sack is slipped or shot onto a filler neck at a certain point.
  • the sack is filled, compressed, closed and discharged at a different point, depending on the configuration.
  • Packing systems or packing machines that are arranged essentially linearly have also become known, in which a Sack z. B. is picked up by a stack of sacks, passed on to a filling module and filled and then discharged.
  • Such systems usually work reliably and can be selected from a large number of possible configurations depending on needs and requirements.
  • the packaging machine according to the invention is suitable for filling products and in particular bulk goods into sacks and comprises at least one sack supply, at least one filling module with at least one filling spout and at least one sack removal.
  • the bag supply and the bag removal are arranged in a line and the filling module is arranged pulled out of the line.
  • a T-shaped arrangement of the individual assemblies or modules with respect to one another is provided here. So are in particular the bag supply and the bag removal are arranged in one line.
  • the T-shaped arrangement provides a flexible, yet particularly compact packaging machine.
  • the bag supply is in particular a module or an assembly, which preferably prefabricated bags z. B. stored in a magazine or on a pile of sacks.
  • the sack supply can also include a sack manufacture or be made available through a sack manufacture.
  • the packing machine is particularly preferably suitable and designed to fill open sacks with bulk material.
  • the bag removal preferably includes at least one conveyor belt, via which a filled and closed bag can be removed.
  • at least one closure station is provided, which is preferably assigned to the sack transport.
  • the packaging machine according to the invention offers many advantages.
  • a significant advantage is that the T-shaped arrangement of the filling module to the remaining components or assemblies of the packaging machine can be made available to a particularly small and compact packaging machine, whereby this can be flexibly selected as required by arranging the filling module next to it.
  • standard assemblies can be used so that an existing filling module can also be integrated into the packaging machine according to the invention.
  • the filling module can also be uncoupled and removed from the other assemblies or modules without great effort, so that the maintenance effort is reduced.
  • At least one transfer device is preferably provided in the line between the bag supply and the bag removal, the filling module being arranged in particular next to the transfer device.
  • the transfer device is suitable and designed to feed an empty sack from the sack supply to the filler neck and to remove the filled sack from the filler neck and to feed it to the bag removal system.
  • the transfer device preferably comprises at least one first gripper device for feeding empty sacks from the sack supply to the filling spout and at least a second one
  • Gripper device to remove full sacks from the filling spout and to feed them to the sack removal system. Such a configuration enables the handling of empty and full sacks to be achieved reliably by means of the gripper devices.
  • the filling module can also be uncoupled and removed from the other assemblies or modules without great effort, so that the maintenance effort is reduced.
  • the first gripper device for the transport of the empty sacks and the second gripper device for the transfer of the full bags are particularly preferably arranged on different sides of the transfer device. Such a configuration makes it possible for different handling steps of the transfer device to be carried out in parallel.
  • the first gripper device for the transport transfer of the empty sacks and the second gripper device for the transfer of the full bags are offset from one another between 60 ° and 120 °, preferably between 80 ° and 100 ° and in particular 90 ° to one another on a transfer device.
  • This enables the parallel handling of full and empty bags.
  • other angles can be chosen to each other advantageous if, for. B. the bag supply and the bag removal are in an angled arrangement that does not form a straight line.
  • the transfer device is provided so that it can be rotated and / or pivoted at least in sections.
  • the transfer device comprises at least one rotatable element or a type of column on which in particular the gripper devices are arranged. It is thus possible that by rotating the transfer device or the column, the transfer of empty sacks from the sack supply to the filling spout and full sacks from the filling spout to the bag removal is made possible. This is achieved in particular by shifting or rotating the transfer device or the column back and forth.
  • the transfer device or at least a part thereof is particularly preferably between 60 ° and 120 °, preferably between 80 ° and 100 ° and in particular rotatable by 90 °. So it is possible that by turning back and forth z. B. by 90 ° by the gripper devices arranged on different sides, a bag is conveyed 180 ° out of the line and in again. This is achieved in that the first gripper device first rotates through 90 ° in one direction and attaches the empty sack to the filler neck. The transfer device then rotates back so that the second gripper device comes into contact with the then filled sack at the filling spout. By rotating back again by 90 °, the sack is fed to the sack transport. Smaller or larger angles can also be advantageously provided here if, for.
  • the bag supply and the bag removal are in an angled arrangement that does not form a straight line.
  • the transfer device is particularly preferably designed to be displaceable at least in sections.
  • the term “displaceable” is to be understood to mean, in particular, also displaceable, with a longitudinal and / or transverse displacement preferably being possible.
  • the transfer device travels on rails or is suspended in rails and / or is also designed to be movable in a different manner in order to pull it out transversely to the arrangement or line of bag supply and bag removal, or in the direction or along the line to proceed with the arrangement of the bag supply and the bag removal.
  • the transfer device can be pulled out, in particular for the line arrangement, in order to provide sufficient access to the filling module, in particular for maintenance work.
  • the transfer device By pulling out the transfer device, a person is provided with sufficient space to step between the transfer device, bag supply, bag removal and filling module or filling modules, so that all assemblies are easily accessible.
  • the transfer device can also be provided so that it can be moved or displaced or moved along the line or in the direction from the bag supply to the bag removal or vice versa, so that it is always in front to arrange the filling module, which is currently not to be serviced or which is currently to be used.
  • the first gripper device for the transfer of the empty sacks is preferably provided such that it can be displaced.
  • the gripper device can preferably be moved back and forth at least in sections in order to pick up an empty sack from the sack supply and, after the transfer device has rotated, to bring it into contact with the filler neck.
  • the first gripper device can, for example, be designed to be pivotable or displaceable forwards and back again, or it can also be designed to be telescopic.
  • the first includes
  • Gripper device has at least two gripper arms, which in particular can be displaced relative to one another.
  • these gripping arms can be moved together and apart so that a type of spreader is made available to take an open, empty sack from the sack supply and to transport or transfer it openly in the direction of the filling module in order to bring the open sack to the filling spout to attach.
  • Gripper device for transferring the full sacks is provided so that it can be displaced at least in sections.
  • the second gripper device can in particular be displaced back and forth.
  • a parallelogram-like configuration of the second gripper device can be provided.
  • the second gripper device preferably comprises at least one clamping device.
  • a clamping device can be provided in particular to remove the full sack from the filling spout and in particular to press the sack walls that are still open against one another so that the sack walls lie on top of one another for later closure.
  • At least one cleaning device is preferably assigned to the second gripper device.
  • the Cleaning device here for cleaning the area of the filled sack on which the top seam is to be provided.
  • the cleaning device preferably comprises at least one blow bar with at least one first nozzle device and at least one second nozzle device through which at least one air flow can be guided at least at times.
  • the first nozzle device preferably has a fixed blowout direction, the second nozzle device also having a fixed blowout direction.
  • the blowing directions of the first nozzle device and the second nozzle device differ from one another.
  • at least one control device is preferably provided which is suitable and designed to control the at least one first nozzle device and the at least one second nozzle device at least at times with a time offset.
  • a nozzle device can preferably be provided by any known and expediently usable type of nozzle or comprise such a nozzle.
  • a nozzle device can, for. B. can also be provided by a simple opening or bore or comprise an opening or bore through which an air flow or fluid flow can exit. In this case, such an opening can in particular also be designed in the manner of a slot, so that longer sections can also be cleaned with air in one piece with such an elongated nozzle device.
  • the air movement of a moving nozzle or a pendulum air jet can in particular be simulated .
  • effective cleaning of a work section can be ensured without having to use moving parts, which are more costly to manufacture and maintain.
  • the cleaning device it can be achieved that when cleaning the bag mouth edge before closing or welding the filled bag by the moving air flow, the superposed bag walls or film layers are opened by the acting air jet so that the air jet hits the inner surfaces, whereby the adhering dust or dirt particles are removed.
  • the layers of the side gussets are preferably also separated from one another, so that this area is also cleaned.
  • the individual film layers are peeled open one after the other by the moving or oscillating air flow and cleaned by the air flow that penetrates in this way.
  • the different types of nozzle devices can be controlled separately and / or together in groups in order to generate suitable air movements.
  • the individual nozzle devices can be arranged in rows along the blow bar, with the individual rows or groups of nozzle devices from different rows being able to be acted upon separately with air in order to achieve an advantageous air flow or an advantageous air movement.
  • the bag supply, the filling module, the bag removal and / or the transfer device are particularly preferably arranged at least in sections in at least one housing device.
  • a common cover or housing device is preferably provided.
  • the modules can preferably also be arranged individually or in groups in separate housing devices.
  • Such housing devices are designed, in particular, to be essentially dust-tight and / or airtight, so that a hermetic locking of the entire packaging machine is preferably also made possible.
  • At least two filling modules are preferably provided. It is provided in particular that only one filling module is used in each case. In particular, different properties can be provided on the filling modules so that, for example, a quick product change is made possible on a packaging machine. For this purpose, it is provided in particular that the transfer device can be moved or displaced at least in the longitudinal direction of the packing machine or in the line of bag supply and bag removal, so that the transfer device can be moved in front of the filling module to be used accordingly.
  • the filling modules are in particular arranged directly next to one another.
  • the transfer device can preferably be designed and set up to accept empty sacks from the sack supply and to deliver full sacks to the sack evacuation, regardless of which filling module the transfer device is currently in front of.
  • the distance between the transfer device and the bag supply and the bag removal can be bridged independently of the position of the transfer device, for example by appropriately displaceable gripper devices.
  • Both filling modules can preferably be operated alternately, e.g. B. by attaching an empty sack to the first filling module and removing a filled sack from the second filling module.
  • the method according to the invention is suitable for operating a packaging machine as described above.
  • a sack from the sack supply from the line of sack supply and bag removal is fed to the filling module and, after filling, is fed back into this line and fed to the bag removal.
  • the method according to the invention also offers the advantages as described above for the packaging machine.
  • the method according to the invention makes it possible to provide a packaging machine arranged in a T-shape, wherein in particular any desired filling module can be arranged next to the remaining assemblies or modules of the packaging machine arranged in a line.
  • the method is preferably characterized by the following steps in a suitable number, suitable sequence and / or combination: a) picking up an empty sack by the first gripper device (5) b) rotating the transfer device (4) to the first gripper device (5) in The operative connection to the filling module (100) is c) transferring the empty sack to the filling spout (101) d) turning the transfer device (4) until the first gripper device (5) is in operative connection with the bag supply (2) e) turning or turning back the transfer device (4) until the second gripper device (6) is in operative connection with the filling module (100) or with the filled sack f) picking up of the full sack by the second gripper device (6) g) rotating the transfer device (4) until the second gripper device with the full sack is in operative connection with the sack removal h) transferring the sack to the sack removal.
  • Steps a) and f), b) and g), c) and h) and / or d) and e) are preferably carried out in parallel or simultaneously. It is particularly preferred that at least temporarily a new, empty sack is picked up by the first gripper device and transferred to the filler neck when a full sack is removed from the filler neck by the second gripper device and transferred in the direction of the bag removal. So can the packaging machine can be operated in parallel and consequently with a higher output.
  • At least two filling modules are particularly preferably provided, the transfer device being moved in front of the filling module which is currently to be used.
  • the transfer device being moved in front of the filling module which is currently to be used.
  • the same filling modules and the same product can preferably be used in order to increase the overall performance of the packaging machine, in particular if a product is filled that requires a longer dwell time at the filler neck for compression or ventilation.
  • Another method according to the invention is suitable for servicing a packing machine, as has been described above.
  • the transfer device is moved in order to release at least the filling module.
  • a user or the maintenance staff is provided with sufficient space in the packing machine between the different assemblies, which enables a particularly simple and thus also reliable and time-saving maintenance of all components.
  • all other assemblies in particular the sack supply and the sack removal and the side of the transfer device facing the filling module, can be reached more easily.
  • the transfer device is pulled out transversely to the arrangement or line of the sack supply and sack removal. This is particularly advantageous when only one filling module is used and a very compact arrangement of the individual assemblies is provided.
  • two filling modules are provided, the transfer device being moved in the line between the bag supply and the bag removal or in the longitudinal direction.
  • the transfer device is in particular in front of the Filling module Method which is currently not being maintained and / or which is currently to be used for filling.
  • Fig. 1 is a purely schematic representation of a
  • Fig. 3 is a next purely schematic representation of a
  • Fig. 4 is a purely schematic representation of a
  • Fig. 5 is a purely schematic representation of a
  • Exemplary embodiment of a packaging machine according to the invention in a view from the side of the bag removal;
  • Exemplary embodiment of a packaging machine according to the invention in a view from the side of the bag removal;
  • Exemplary embodiment of a packaging machine according to the invention in a view from the side of the bag removal;
  • Exemplary embodiment of a packing machine according to the invention in a view from the side of the bag supply;
  • Fig. 10 is a purely schematic representation of a
  • Exemplary embodiment of a packaging machine according to the invention in a view from the side of the bag removal;
  • Exemplary embodiment of a packaging machine according to the invention in a view from the side of the bag removal;
  • FIG. 12 shows the view according to FIG. 11 with the transfer device extended
  • FIG. 16 shows an enlargement according to FIG. 15;
  • FIG. 17 shows a perspective view corresponding to the view from FIG. 15;
  • Embodiment of a transfer device with a cleaning device according to the invention shows a purely schematic representation of a cleaning device according to the invention in a perspective view;
  • FIG. 21 shows a further purely schematic representation of a cleaning device according to the invention in a perspective view
  • FIG. 22 shows a next, purely schematic representation of a cleaning device according to the invention in a perspective view
  • FIG. 23 shows another purely schematic representation of a cleaning device according to the invention in a perspective view
  • FIG. 24 shows a further purely schematic representation of a cleaning device according to the invention in a perspective view
  • FIGS. 26, 27 and 28 shows details from FIGS. 26, 27 and 28;
  • 29 shows a next exemplary embodiment of a packaging machine according to the invention in a perspective view
  • 30 shows the exemplary embodiment according to FIG. 29 in a front view
  • FIG. 31 shows the exemplary embodiment according to FIG. 29 in a rear view
  • FIG. 32 shows the exemplary embodiment according to FIG. 29 in a top view
  • FIG. 33 shows the exemplary embodiment according to FIG. 29 in a side view.
  • a packaging machine 1 according to the invention is shown in a perspective view.
  • the packing machine 1 comprises a sack supply 2, a sack removal 3 and a transfer device 4 arranged in between.
  • the sack supply 2, the sack removal 3 and the transfer device 4 are arranged in a line 12.
  • a filling module 100 is provided.
  • empty sacks are fed from the sack supply 2 to the filling module 100 by means of the transfer device 4.
  • the sack thus fed to the filling module 100 is attached to the filling nozzle 101 of the filling module 100 and filled, and is guided back into the line 12 by the transfer device 4 and fed to the sack removal system 3.
  • any desired filling module 100 can be used together with the modules or assemblies of the packaging machine 1 arranged in line 12.
  • standard modules can also be used, so that no special configuration of a filling module 100 has to be provided for the packaging machine according to the invention, preferably modules for filling open sacks regardless of the filling technology.
  • the packaging machine 1 is provided in an encapsulated manner, for which purpose the individual assemblies or modules are provided in housing devices 11, 102.
  • the assemblies arranged in line 12, namely the bag supply 2, the bag removal 3 and the transfer device 4 are provided in a common housing device 11.
  • the filling module 10 is provided in its own housing device 102.
  • the bag supply 2 comprises the one shown here
  • Embodiment also a sack production 13, wherein for this purpose, starting from a film supply 14 sacks are produced and made available to the transfer device 4.
  • the sack transport 3 comprises a closure device 15, by means of which the filled and still open sacks can be closed, and a conveyor belt 16 for transporting the filled and closed sacks away.
  • the fact that the bag supply 2, the bag removal 3 and the transfer device are arranged in a line 12 and the filling module 100 is arranged pulled out of this line 112 results in a T-shaped arrangement of the packaging machine 1 according to the invention.
  • this offers many advantages.
  • One advantage is that by arranging the filling module 100 next to it or by pulling the filling module 100 out of the line 12, almost any (standard) filling module can be used. In this way, on the one hand, already existing filling modules 100 can be used.
  • the secondary arrangement means that a filling module can also be changed or exchanged quickly without too much effort.
  • T-shaped configuration or arrangement of the packaging machine enables a particularly compact design.
  • FIGS. 2 to 4 two perspective views and a front view of the packing machine 1 are shown for better illustration of the packing machine 1, the housing panels 17, 103 not being shown in the case of the housing devices 11, 102 in order to provide overview views of the interior of the packing machine 1 or . to grant to the different modules or assemblies.
  • FIGS. 5 and 6 the view of the transfer device 4 from the side of the bag removal 3 is shown once in an overview view and once in an enlarged illustration.
  • the filling module 100 is provided or arranged next to the transfer device 4, whereby the filling nozzle 101 of the filling module 100 can also be seen in this view.
  • the inlet funnel 104 of the filling module 100 which is connected to a silo (not shown) for the product to be filled.
  • product is fed into the via the inlet funnel 104
  • the transfer device has a first gripper device 5 and a second
  • Gripper device 6 comprises which are received on different sides 7, 8 of the transfer device 4 or on a base body 18 of the transfer device 4.
  • the base body 18 of the transfer device 4 is constructed in the manner of a column here and is provided hanging in the exemplary embodiment shown here.
  • the base body 18 hangs on rails 19, as a result of which the base body 19 with the gripper devices 5, 6 can be pulled out of the line 12 to the left in this view. This displaceability of the transfer device 4 will be shown and described again in more detail later.
  • the base body 18 can also be rotated back and forth through 90 ° in the exemplary embodiment shown here.
  • a 90 ° back and forth By turning the base body 18, a sack can be fed from the sack supply 2 by means of the transfer device 4 from the line 12 to the filling module 100 or the filling nozzle 101.
  • the second gripper device 6 comes into contact with the now filled sack at the filling spout 101 and can pick it up and, when the base body 18 is pre-rotated or rotated again, is guided back into the line 12 and the sack is transported away are fed.
  • the first gripper device 5 and the second gripper device 6 can be seen in the enlargement in FIG different sides 7, 8 of the base body 18 of the transfer device 4.
  • One of the two gripping arms 9 of the first gripping device 5 can also be seen here.
  • the gripper device 5 in the exemplary embodiment shown here comprises two gripper arms 9 which can be moved relative to one another so that they serve as a type of spreader. So it is possible that the gripping arms 9 of the first
  • Gripper device 5 pick up an open sack from the sack supply 2 or from the sack manufacture and attach it to the filling nozzle 101.
  • the first gripper device 5 or for this purpose the gripper arms 9 can also be displaced forwards and withdrawn again in the exemplary embodiment shown here, which is shown purely schematically in FIGS.
  • FIG. 9 the view of the transfer device 4 and the filling module 100 from the direction of the sack supply 2 is shown in a purely schematic manner.
  • the base body 18 of the transfer device 4 is rotated in such a way that the second gripper device 6 is oriented in the direction of the filling nozzle 101 of the filling module 100.
  • the first gripper device 5 is oriented in such a way that it can pick up an empty sack from the sack supply 2.
  • FIG. 10 shows a purely schematic view of the transfer device 4 and the filling module 100 from the side of the bag removal 3.
  • the second gripper device 6 is provided so that it can be displaced, so that the second gripper device 6 in the exemplary embodiment shown can be pivoted or displaced forwards in the direction of the filler neck 101 via a parallelogram-like structure 20.
  • the clamping devices 10 of the second gripper device 6 can compress the still open sack walls of the filled sack and then move the sack back in the direction of the base body 18.
  • the base body 18 can then be rotated here clockwise by 90 °, so that the full sack can be shifted back into the line 12 and then fed to the sack sack removal system.
  • a new, empty sack can be picked up by the first gripping device 5.
  • the full sack is turned into the line 12
  • a new, empty sack is then simultaneously moved out of the line 12 and fed to the filler neck 101.
  • FIG. 10 it can also be seen that a cleaning device 50 according to the invention is provided above the second gripper device 6, which is explained in detail in the later figures.
  • FIGS. 11 and 12 a side view of the packing machine 1 or of the transfer device 4 and the filling module 100 from the direction of the bag removal 3 are shown again purely schematically. In a comparison of this view, it can be seen that the transfer device 4 or the base body 18, together with the gripper devices 5, 6 attached to it, is designed so that it can be moved or pulled out.
  • the base body 18 is suspended in an upper region and can be displaced via a rail 19 or a rail system 19.
  • Other technical components or parts for moving the base body 18 can also be used in an analogous manner.
  • the transfer device 4 or the base body 18 of the transfer device 4 can be pulled out transversely to the line 12, sufficient space is made available for maintenance personnel to maintain the packaging machine 1, for example.
  • the filling module 100 can also be reached from the side of the filling nozzle 101.
  • the bag supply 2, the bag removal and also the otherwise inaccessible side of the transfer device can be serviced and / or repaired.
  • FIGS. 13 and 14 the transfer device 4 or the base body 18 of the transfer device 4 of the packaging machine 1 is shown in an overview and a detailed view.
  • first gripper device 5 and the second gripper device 6 are arranged offset by 90 ° on the different sides 7, 8. This arrangement ensures a superimposed mode of operation of the empty sack and full sack transfer or transport.
  • a cleaning device 50 which comprises a housing device 64, is provided above the second gripper device 6, a pivotable housing element 65 or a pivotable flap 66 being provided in the exemplary embodiment shown here.
  • the cleaning device 50 will be explained in more detail in later figures.
  • the first gripper device 5 is arranged on the side 7 of the base body 18, which in the exemplary embodiment shown here comprises two gripper arms 9, which here can be moved relative to one another or pivoted or displaced outward.
  • the gripping arms thus act as a spreader and can pick up an empty sack from the sack supply 2 or take it over from it.
  • the first gripper device 5 is provided pivotably so that it can be displaced forwards in the direction of the filling nozzle 101 and also in the direction of the bag supply 2.
  • telescopic gripping arms 9 or, for example, can also be used other components of the first gripper device 5 may be provided.
  • the base body of the transfer device 4 is rotated in such a way that the first gripper device 5 is oriented in the direction of the filling nozzle 101 of the filling module 100.
  • an open sack (not shown) is held on the gripping arms 9 by spreading the two gripping arms 9, the gripping device 5 being displaced forwards in order to attach the sack held open to the filler neck 101.
  • the second gripper device 6 with the clamping devices 10 can be seen.
  • Figures 17 and 18 the side view from Figures 15 and 16 is shown again in a slightly perspective view obliquely from above, with the cleaning device 50 above the second gripper device 6 being hidden in order to get a better impression of the clamping devices 10 of the second To obtain gripper device 6.
  • FIGS. 19 to 24 the cleaning device 50 according to the invention provided above the second gripper device 6 in the exemplary embodiment shown here and its mode of operation are described in detail.
  • the cleaning device 50 is provided for cleaning the so-called head seam area of a sack to be closed with the aid of blown air.
  • the cleaning device 50 can also clean any other work section, in particular with regard to the packaging machine 1 described here.
  • Embodiment is arranged above the second gripper device 6.
  • the cleaning device 50 comprises two blow bars 51, which cannot be seen in FIG. 19.
  • the cleaning device 50 is provided encapsulated in a housing device 64. This makes it possible for the blow bars 51 and the working section to be cleaned to be hermetically sealed.
  • the housing device 64 comprises a movable or here pivotable housing element 65 or a flap 66, which is shown in the closed state in the view shown.
  • a cleaning device 50 can be seen in a perspective view, the movable housing element 65 or the flap 66 being shown in the open state.
  • the view of the two blow bars 51 located within the housing device 64 shown here by way of example, becomes clear.
  • FIG. 21 the assembly of the cleaning device 50 is shown again separately in a perspective view in a perspective view.
  • the flap 66 or the pivotable housing element 65 is shown in the open state, so that the two blow bars 51 provided in the exemplary embodiment shown here can be seen.
  • the blow bars 51 each comprise a multiplicity of first nozzle devices 52, second nozzle devices 53 and third nozzle devices 54, which are here arranged in rows 60, 61, 62. Air can be applied to the three rows 60, 61, 62 provided here by the first nozzle devices 52, the second nozzle devices 53 and the third nozzle devices 54 so that a moving air wave is blown out over the working section to be cleaned.
  • first nozzle devices 52 and the first row 60 of first nozzle devices 52 each have a first blow-out direction 55, which differs from the blow-out directions 56, 57 of other nozzle devices 53, 54 or rows 61, 62 of nozzle devices 53, 54 differs.
  • first nozzle devices 52, the second nozzle devices 53 and the third nozzle devices 54 each have a blow-out device 50, 56, 57, which are each different from one another.
  • control device 58 is provided which is suitable and designed to control the nozzle devices 52, 53, 54 at least at times in a temporally offset manner.
  • separate air inlets 59 are provided within the blow bars 51 for the three rows 60, 61, 62 of nozzle devices 52, 53, 54. This is provided here for both blower bars 51 and can be seen purely schematically in FIG. 22 by hiding the left blower bar 51. By hiding one of the blower strips 51, one can see the separate air inlets 59a located outside the blower strip 51 or the connections for the air inlets 59 of the blower strip 51.
  • FIGS. 23 and 24 it is shown purely schematically that a suction device 63 can also be provided in order to suck off the air expelled by the blow bars 51 or also another fluid together with the swirled up particles.
  • the suction device 63 is in the embodiment shown here via an opening 67 in the
  • Housing device 64 in operative connection with the interior of the housing device 64.
  • a suction pipe 68 is provided which is connected to this opening 67.
  • a further suction pipe 68 can also be provided on the left-hand side, for example, the opening 67 on the left-hand side being closed by a cover 69 here.
  • a hermetically essentially sealed cleaning space is created by closing the movable housing element 65 or the flap 66 of the housing device 64.
  • the suction device is then set in such a way that at least the volume of air or, in general, the volume that is blown into the housing 64 through the blow bars 51 is suctioned off.
  • at least enough is sucked out that at least a slight negative pressure arises within the housing device 64. This is particularly important for systems that are used in the dust-ex area.
  • a non-hermetically sealing housing device 64 or no housing device 64 can also be provided.
  • FIGS. 23 and 24 it can also be seen once again that the different rows 60, 61, 62 of the first, second and third nozzle devices 52, 53, 54 are connected via different air supply lines 59a per blow bar 51.
  • a pendulous air jet ensures that when the bag mouth edge is cleaned prior to the closing or welding of the filled bag by the moving air stream, the bag walls or film layers lying on top of one another are opened by the air jet acting, so that the air jet hits the inner surfaces, which here the adhering dust or dirt particles are removed.
  • the layers of the side gussets are also separated from one another, so that this area is also cleaned.
  • the individual film layers are peeled open one after the other by the moving or oscillating air flow and cleaned by the air flow that penetrates in this way
  • FIGS. 25 to 28 the transfer of a filled sack by the transfer device 4 for the sack removal 3 is shown in a purely schematic manner.
  • a parallelogram-like structure 20 is provided, on which the second gripper device 6 with the
  • Clamping devices 10 is provided. This structure 20 is also used to remove the full sack from the filling spout 101 or to bring the second gripper device 6 into contact with the filled sack.
  • the second gripper device 6 lies relatively close to the base body 18 of the transfer device 4.
  • the 2nd gripper device 6 by moving the parallelogram-like structure 20 is moved forward in the direction of the bag removal 3.
  • the closure device 15 can also be seen here, which is designed as a welding station 21 in the exemplary embodiment shown here.
  • FIG. 28 shows, purely schematically, by showing the individual positions of the parallelogram-like structure 20 side by side, that due to the special design of this parallelogram-like structure 20, the filled sack by means of the gripper device 6 of the transfer device 4 is approximately on a line or approximately straight to the the bag removal 3 is transferred.
  • FIGS. 29 to 33 A further exemplary embodiment of a packaging machine 1 according to the invention is shown purely schematically in FIGS. 29 to 33.
  • the configuration of this exemplary embodiment essentially corresponds to the exemplary embodiment already described above.
  • the bag supply 2, the transfer device 4 and the bag removal 3 are arranged in a line 12.
  • one filling module 100 is not pulled out of the line 12 and arranged next to the transfer device 4, but two filling modules 100 are arranged outside the line 12 next to one another.
  • the transfer device 4 in the exemplary embodiment shown here is provided so that it can be moved so that it can be arranged either in front of one or the other filling module 100.
  • a quick product change or maintenance of a filling module 100 can take place, for which purpose the transfer device 4 can be pushed or moved in front of the filling module 100 to be used or not to be maintained.
  • the individual components of the transfer device 4 can be provided so that they can be displaced accordingly.
  • the bag supply 2 and / or the bag removal 3 can also be relocated so that there are always optimal distances between the individual assemblies.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Basic Packing Technique (AREA)

Abstract

L'invention concerne une ensacheuse (1) permettant de remplir des sacs avec un produit, ladite ensacheuse comprenant un stock de sacs (2), un module de remplissage (100) pourvu d'une tubulure de remplissage (101) et un système d'évacuation de sacs (3). Le stock de sacs et le système d'évacuation de sacs sont disposés en une ligne (12) et le module de remplissage est placé hors de cette ligne (12). Selon le procédé pour faire fonctionner une telle ensacheuse, un sac est extrait du stock de sacs (2) et amené hors de la ligne (12) jusqu'au module de remplissage (100) et, une fois rempli, le sac est ramené dans la ligne (12) et apporté au système d'évacuation de sacs.
EP21729806.6A 2020-05-13 2021-05-11 Ensacheuse et procédé de fonctionnement Pending EP4149848A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020112987 2020-05-13
PCT/EP2021/062418 WO2021228812A1 (fr) 2020-05-13 2021-05-11 Ensacheuse et procédé de fonctionnement

Publications (1)

Publication Number Publication Date
EP4149848A1 true EP4149848A1 (fr) 2023-03-22

Family

ID=76269694

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21729806.6A Pending EP4149848A1 (fr) 2020-05-13 2021-05-11 Ensacheuse et procédé de fonctionnement

Country Status (7)

Country Link
US (1) US20230227191A1 (fr)
EP (1) EP4149848A1 (fr)
CN (1) CN115605401A (fr)
BR (1) BR112022023170A2 (fr)
CA (1) CA3183105A1 (fr)
DE (1) DE102021112255A1 (fr)
WO (1) WO2021228812A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4183695A1 (fr) * 2021-11-23 2023-05-24 BEUMER Group GmbH & Co. KG Machine ffs permettant de remplir des sacs de marchandise en vrac

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2753097A (en) * 1951-07-13 1956-07-03 Bemis Bro Bag Co Bag feeding and filling machines
US4074507A (en) * 1976-12-27 1978-02-21 St. Regis Paper Company Bag filling machine for powdery material
WO1997042077A1 (fr) * 1996-05-08 1997-11-13 Payper, S.A. Ameliorations apportees aux machines autonomes d'ensachage
DE102008020256A1 (de) * 2008-04-22 2009-10-29 Haver & Boecker Ohg Packanlage
ITBS20080114A1 (it) * 2008-06-03 2009-12-04 Guitti Macchine S A S Gruppo di trasferimento centrale
SE532636C2 (sv) * 2008-07-02 2010-03-09 Ecolean Res & Dev As Anordning för fyllning av förpackningar
DE102011101047A1 (de) * 2011-05-09 2012-11-15 Haver & Boecker Ohg Rotierbare Packmaschine und Verfahren zum Füllen von offenen Säcken
DE102017109495A1 (de) * 2017-05-03 2018-11-08 Haver & Boecker Ohg Vorrichtung und Verfahren zum Abfüllen von Schüttgütern in Offensäcke

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CN115605401A (zh) 2023-01-13
BR112022023170A2 (pt) 2022-12-20
CA3183105A1 (fr) 2021-11-18
US20230227191A1 (en) 2023-07-20
DE102021112255A1 (de) 2021-11-18
WO2021228812A1 (fr) 2021-11-18

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