EP2349845A1 - Schüttgut-absackvorrichtung - Google Patents

Schüttgut-absackvorrichtung

Info

Publication number
EP2349845A1
EP2349845A1 EP09755872A EP09755872A EP2349845A1 EP 2349845 A1 EP2349845 A1 EP 2349845A1 EP 09755872 A EP09755872 A EP 09755872A EP 09755872 A EP09755872 A EP 09755872A EP 2349845 A1 EP2349845 A1 EP 2349845A1
Authority
EP
European Patent Office
Prior art keywords
bagging
bulk material
bulk
container
transport
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.)
Withdrawn
Application number
EP09755872A
Other languages
German (de)
English (en)
French (fr)
Inventor
Heinz Brand
Peter Näf
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.)
Buehler AG
Original Assignee
Buehler AG
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
Priority claimed from DE200810043545 external-priority patent/DE102008043545A1/de
Priority claimed from PCT/CH2008/000502 external-priority patent/WO2010060221A1/de
Priority claimed from CH5702009A external-priority patent/CH700767A2/de
Application filed by Buehler AG filed Critical Buehler AG
Publication of EP2349845A1 publication Critical patent/EP2349845A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00Packaging 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
    • B65B1/28Controlling escape of air or dust from containers or receptacles during filling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00Packaging 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
    • B65B1/20Reducing volume of filled material
    • B65B1/22Reducing volume of filled material by vibration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00Packaging 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
    • B65B1/30Devices or methods for controlling or determining the quantity or quality or the material fed or filled
    • B65B1/32Devices or methods for controlling or determining the quantity or quality or the material fed or filled by weighing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B39/00Nozzles, funnels or guides for introducing articles or materials into containers or wrappers
    • B65B39/02Expansible or contractible nozzles, funnels, or guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B39/00Nozzles, funnels or guides for introducing articles or materials into containers or wrappers
    • B65B39/06Nozzles, funnels or guides for introducing articles or materials into containers or wrappers adapted to support containers or wrappers
    • B65B39/08Nozzles, funnels or guides for introducing articles or materials into containers or wrappers adapted to support containers or wrappers by means of clamps
    • B65B39/10Nozzles, funnels or guides for introducing articles or materials into containers or wrappers adapted to support containers or wrappers by means of clamps operating automatically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42Feeding 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
    • B65B43/50Feeding 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 rotary tables or turrets
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01GWEIGHING
    • G01G13/00Weighing apparatus with automatic feed or discharge for weighing-out batches of material
    • G01G13/24Weighing mechanism control arrangements for automatic feed or discharge
    • G01G13/248Continuous control of flow of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00Packaging 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
    • B65B1/04Methods of, or means for, filling the material into the containers or receptacles
    • B65B1/10Methods of, or means for, filling the material into the containers or receptacles by rotary feeders
    • B65B1/12Methods of, or means for, filling the material into the containers or receptacles by rotary feeders of screw type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B7/00Closing containers or receptacles after filling
    • B65B7/02Closing containers or receptacles deformed by, or taking-up shape, of, contents, e.g. bags, sacks

Definitions

  • the so-called bagging scale was created for the special task, most commonly as a net sagging scale.
  • the predetermined portion weight is prepared weighing accurate, which is filled after attachment of an empty bag to a sack in the kindestest possible time in the bag. In this way, provided from several 100 to more than 1000 servings per hour and filled the product into the appropriate number of bags. In many applications today, much larger services are required, for example up to 2000 servings per hour.
  • differential metering weighing This process is known in the relevant literature under the term "differential metering weighing".
  • the aim of such differential dosing scales is to continuously produce a predetermined, temporally constant quantity of bulk material - a continuous stream of bulk material.
  • the weighing container To generate this continuous flow, the weighing container must be recharged cyclically with bulk material. Since during the reload time no weight decrease of the bulk material in the weighing container can be measured, the differential metering scale switches over to a volumetric discharge. For this purpose, the discharge device is further controlled for a short time at the same speed which was previously determined during the differential metering weighing.
  • WO 86 05 875 shows an apparatus for automatically detecting a continuous bulk material throughput by means of a continuous scale, consisting of a weighing container and an adjustable closure member for adjusting the outlet cross-section of the weighing container. This device continuously detects the time-varying amount of passing or passing bulk material.
  • a bagging device in which the quantities of bulk material discharged from a weighing container are determined gravimetrically via a differential weight reduction of the weighing container and the quantity discharge is controlled to the predetermined bulk filling weight, wherein the device is also known as Absackkarussell can be designed.
  • the device according to the invention relates to a bulk material bagging device with a bagging carousel, a metering device and a control device which discharges predetermined quantities of bulk material into transport containers.
  • a bulk material bagging device with a bagging carousel, a metering device and a control device which discharges predetermined quantities of bulk material into transport containers.
  • a control device which discharges predetermined quantities of bulk material into transport containers.
  • At Absackkarussell Absackstutzen are provided with a pneumatic for attaching a Transportgebindes.
  • a device for slumping bulk materials in transport containers which has at least one bag neck for attaching a transport container and a trailer position for a transport container, a dosing for dosing of bulk material in the transport container and a discharge position at the Transport container is separated from Absackkarussell. Furthermore, this bagging carousel has means for transporting the transport package from the attachment position to the metering position and to the discharge position.
  • the pneumatic of the bag neck is designed for attachment of the transport package to the bag neck in such a way that in a later step, the bulk material can be dosed into the transport container.
  • the inventive device using a switch on each Absackstutzen has the advantage that in manual or automatic attachment of the Transportgebindes the correct attachment of the Transportgebindes by an operator of the bulk bagging device is verifiable and then the further steps such as fastening by the switch of the transport package caused by the pneumatic system and the metering of bulk material in the transport container.
  • the attachment of the switch to each bag neck also has the advantage that it is mounted directly adjacent to the pneumatics.
  • a central device for controlling the pneumatic wherein the control signals for the pneumatic must be guided by the bulk bagging device, which come in particular in the usually dusty environment during sagging in particular electrical signal transmission to signal interruptions or false signals can.
  • the device according to the invention using a footswitch has the advantage that in the case of manual or also automatic attachment of the transport container, the correct attachment of the transportable container by an operator of the bulk material bagging device can be checked.
  • the foot switch is designed as a central switch. The signals for controlling the pneumatic system must therefore be guided through the bulk material bagging device. This has the advantage that only one switch is necessary, which leads to cost advantages and to a further simplified Transportgebindehandhabung.
  • the metering device is designed as a balance with a weighing container.
  • the balance is designed as a controlled differential balance, which gravimetrically detects the quantities of bulk material discharged from the weighing container into the transport containers via a differential weight decrease of the weighing container, thereby controlling the discharge of bulk material to the predetermined bulk material filling weight.
  • differential weighing and differential dosing weighing are to be clearly distinguished.
  • the weighing container In differential weighing, only the weight loss of a starting weight present at an initial time is tracked.
  • the weighing container is filled with a known amount of bulk material and determines the weight of the weighing container, including bulk material. Subsequently, as long as bulk material discharged from the weighing container until the difference of the currently present weight of weighing container and bulk material to start weight exactly corresponds to a predetermined bulk filling weight. It does not matter which amount of weight is delivered within a certain period of time. For example, initially a very large amount of bulk can be discharged within a short time. Subsequently, the more the difference weight approaches the given bulk material filling weight, the slower it is discharged.
  • the filling portions are provided cyclically by controlling the discharge from a differential bagging scale via the determination of the differential weight and filled via a bagging directly into bags.
  • the differential balance tank It is cyclically, alternately after each or several fillings a refill of the differential balance tank. It is provided in the differential scale from 1.5 to a maximum of 5 times, preferably 1.5 to 3 times a portion, from which transport bags of 10 to 100 kg weight can be filled.
  • a bulk bagging device is provided with a scale and a control device, which discharges predetermined bulk material filling quantities from a weighing container into transport containers, wherein the balance is designed as a controlled differential balance, which in each case from the weighing container into the transport container discharged bulk quantities gravimetrically detected by a differential weight loss of the weighing container while controlling the bulk material discharge to the specified bulk material filling weight.
  • the device may be further equipped.
  • the product discharge of the differential bagging scale opens directly into a flow filling nozzle of a bag-tacking device.
  • the weighing process can be improved by arranging a controllable closing device at the end of the discharge area of the differential bagging scale.
  • two or more differential bagging scales for a fluid filling nozzle of a bagging carousel are preferably assigned in one system. It can be provided either in tandem or briefly with twice the hourly capacity portions.
  • the flow filling nozzle has a free passage cross-section which is smaller or approximately corresponds to the cross-section of the product discharge from the weighing container. This measure also allows an increase in automation, as a small sock neck is easier to drive through the rapid mechanical movements of the bag trailer. In addition, for a large range of, for example, 20 to 100 kg bags of the same bag neck can be used.
  • the high capacity bagging stations include two roughing scales and a precision metering balance with associated computer means and the bagging carousel 3-6 (8) fluid filling nozzles, i. Absack, on.
  • This constellation allows to create programs for an exact control of the product shift, so that, for example, after a certain amount of product that has to be bagged, nowhere remain product remains. Also, product changes can be prepared and carried out more quickly with the same bagging device. It is very particularly preferable for the resettable hand lever valve to be assigned an ejection cylinder for actuating a valve spool.
  • valve stem is thus actuated at a discharge position by means of the ejection cylinder, which returns the resettable hand lever valve.
  • the attachment of the Transportgebindes from Absackstutzen is thereby solved and the transport package detached from the Absackstutzen.
  • the ejection cylinder preferably presses directly onto the plunger valve.
  • the foot switch is provided with an electric switch and / or a pneumatic valve.
  • a side packer with an active surface in particular with a blower grate, is provided, which is driven by means of a drive, in particular a three-phase motor, whereby shaking movements of the active surface can be generated substantially perpendicular to the active surface and preferably has a baffle device.
  • the baffle device is designed in particular as a striking plate. This has the advantage that the bulk material in the transport container is compacted by contact with the effective surface and the shaking movements of the side packer, whereby more bulk material can be metered into the transport container.
  • the impacts device By the impact device, the movements, in particular vibrations, the transport package and / or the bulk material in the transport container, whereupon the side packer vibrates movements by means of the active surface, damped or completely suppressed.
  • the efficiency of the transmission of the vibratory movements is improved on the transport container and thus further increases the compression of the bulk material in the transport container.
  • the baffle device may be formed as a striking plate with openings that covers the active surface designed as a chafing.
  • a transport container is in contact with the impact plate, wherein shaking movements are transmitted to the transport container by the impact grate, i. the grate engages in the openings of the impact plate and thus creates the operative connection between the grate and the transport container.
  • the side packer has an aspiration channel.
  • This channel is advantageous under negative pressure relative to a prevailing ambient pressure.
  • Ambient pressure is understood here and below to mean the atmospheric pressure prevailing in the vicinity of the bulk material bagging device, which may be, for example, in the range from 500 mbar to 1500 mbar.
  • the aspiration channel has the advantage that it can be dissipated by this dust, which is produced during the bagging of bulk material.
  • the side packer dust that is to be dissipated as possible. This advantageously takes place in the vicinity of a dust source, ie in the side packer.
  • the removal of dust is advantageous because it reduces hygiene, i. the sanitation is improved in the device. In addition, this also improves the service life of the mechanical components, since less contamination also causes less mechanical abrasion in the device.
  • a further aspect of the present invention is directed to a bulk bagging device with a bagging carousel, a metering device and a control device which discharges predetermined bulk material quantities into transport containers.
  • a bulk bagging device with a bagging carousel, a metering device and a control device which discharges predetermined bulk material quantities into transport containers.
  • At Absackkarussell Absackstutzen are provided with a pneumatic for attaching a Transportgebindes.
  • the bulk bagging device has a slide, which is upstream of the bagging neck with respect to the transport direction of the bulk material during dosing.
  • the metering device is designed as a balance with a weighing container. More preferably, the balance is designed as a controlled differential balance, which gravimetrically detects the quantities of bulk material discharged from the weighing container into the transport containers via a differential weight decrease of the weighing container, thereby controlling the discharge of bulk material to the predetermined bulk material filling weight.
  • Another alternative aspect of the invention is directed to a method for sagging of predetermined bulk material quantities in transport containers with a bulk bagging device, in particular with a bulk bagging device.
  • the bulk bagging device comprises a bagging carousel and at least one bagging nozzle.
  • the method includes in a first step, the connection of a transport container with a Absackstutzen at a trailer position, whereupon a mounted on the Absackstutzen switch is actuated for switching a pneumatic for securing a transport container.
  • the sack nozzle with the transport container is moved to a dosing position.
  • a given bulk material filling quantity is metered into the transport container with a metering device.
  • the sack nozzle with the transport container contained in the bulk material filling quantity is moved to a discharge position.
  • the switch which is designed as a resettable hand lever valve, reset, preferably automatically.
  • the Transportgebindes is replaced by the Absackstutzen.
  • the transport container is then conveyed out of the bulk bagging device.
  • Figure 1 shows schematically a109absackstation with a differential bag scale
  • FIG. 2 shows the differential weighing in interaction with a bagging carousel
  • FIG. 2a shows the sequence of play of the main sagging movement
  • Figure 5 is a weight-time diagram of the new differential bag scale
  • FIG. 6 shows a disposable for a high-performance bagging, for example for 1200 sacks per hour
  • FIG. 6a shows the sequence of movement of FIG. 6, analogously to FIG. 2a;
  • FIG. 7 shows a solution analogous to FIG. 1 but with a bag packing machine;
  • FIG. 11 shows a sack shaker
  • FIG. 13 shows a variant for non-free flowing products
  • Figure 14 shows a variant combined with a balance
  • Figure 15 shows a variant combined with two scales
  • Figure 16 schematically shows a detail of a metering device with manual valve
  • a differential scale 1 is supported by columns 2, a platform 3 and weight sensing elements 4, suspended on the ceiling 5, respectively.
  • the differential weigher 1 essentially consists of a weighing container 6, a transfer piece 7 and a forced discharge screw 8, which are driven by a drive motor 9 via a gear 10. driven and controlled by a computer 11.
  • the coarse and fine flow metering can be carried out with a metering screw with 2 speeds or the fine flow metering via a separately driven, not shown, fine flow screw.
  • FIG. 2 shows a differential scale 1 directly above a bagging carousel 31, on which bagging nozzles 32, 321, 32 '' are visible. It is also important that the bag, especially with pleated bags, evenly filled with product from bottom to top.
  • a compaction system for example a side packer 33, very effectively compacts the product in the bag by means of vibrating and vibrating movements during the coarse and fine metering from bottom to top.
  • a second side packer 33 can also be used, behind a bagging nozzle 32 'or 32 ".
  • the curve 40 indicates the time course of the product refill N in the differential scale 1.
  • the curve 41 represents the course of product discharge from the differential scale 1, where G is the coarse flow, F is the fine flow and B is the settling time for the balance.
  • the line 42 represents the time course of the step movement of the carousel; S means the time for a step movement of a suture about 90 ', in the curve 43 the shaking time R is shown, while the side packer 33 compresses the product.
  • Figures 3, 3a and 4 serve to explain the technical terms.
  • P impact pressure
  • D Doppler effect
  • N Nachstrom Doppler effect
  • FH fall height.
  • FIGS. 3 and 3a show that the amount of the afterflow (dotted) depends on the drop height.
  • the downstream flow is smaller than in FIG. 3.
  • the narrower the cross section of the weighing vessel the faster the level of bulk material in the weighing vessel increases.
  • the upward growth of the column of bulk material in the scale against the falling product flow creates an analogous phenomenon as when two cars collide.
  • the impact force is greater in both cases, compared to the impact on a stationary body. In weighing technology this is called the Doppler effect.
  • the effective final weight can only be determined when the backflow in the weighing container has settled and the balance has calmed down.
  • FIG. 4 shows a weight-time diagram according to FIG. 4 in the weighing technique.
  • FIG. 5 shows a weight-time diagram in the differential bulk scale according to the new solution. In the example shown, an interplay between filling the balance and filling the bag is shown.
  • the afterglow is already balanced. Doppler effects, impact pressure, etc. have noticeably no influence on the creation of the filling weight, as they take place outside, and afterwards after weighing. All confounding factors listed above have been dispelled from the filling phase and transferred to the refilling phase and thus made harmless for bag filling and weight production.
  • FIG. 6 schematically shows a complete bagging system.
  • the sacks are attached by a trailer automatic 40 to the fluid filling nozzle 32 of the bagging carousel 31.
  • the bag filling is alternated between the bulk scale 1, resp. tive 1 'created, with refilling - filling takes place alternately.
  • the fine dosing is controlled by a computer 41 and a corresponding dosing command to a fine dosing scale, which is also equipped as a differential dosing, given.
  • a bulk material metering via metering screw 43, 43 ', and also 43 can take place via a distributor 44.
  • the bagging carousel is designed as a 6- nozzle carousel, the sixth, 321, being provided for attachment of the bags by hand.
  • FIG. 6a shows the coordinated functional sequence of the bagging device shown in FIG. 6, analogous to FIG. 2a.
  • K carousel
  • MWBC-GI differential bagging scale, coarse flow I
  • MWBC-GII differential bagging scale, coarse flow II
  • MWBC-F differential bagging scale, fine flow
  • R vibrator.
  • FIG. 7 shows a further, more comfortable embodiment of a so-called bag-packing machine, which is a single-off-nozzle.
  • a single bag 21 is attached analogously to the figure 1, wherein a telescopic bag neck performs a vertical movement V, which in the bag 21 any dust can be avoided.
  • the vertical movement takes place via a pneumatic cylinder 51.
  • This known as a bag packing machine bagging is supported on a support 53 on the ground, analogous to Figure 1.
  • a bagging game then runs in the sequence via a control unit 54, and accordingly the corresponding balance control 55.
  • a controllable slide 71 is arranged under a trimelle 70, which is actuated via a pneumatic cylinder 72.
  • the balance electronics is connected directly to a control box 73, from which the main working commands are given, including a semi-automatic bag clamping device 74.
  • the production flow Pl enters vertically into a differential scale 1 for low-flow goods at the top, and leaves them below again as P2.
  • the flow measuring device has a feed head 102, which is firmly connected to a platform 103 via brackets 104 and supported on the floor 105.
  • An inlet tube 106 as well as a discharge tube 107 are stationary.
  • the weighing member 108 is dustproof relative to the feed head 102 and opposite the discharge pipe 107 via a flexible rubber boot 109.
  • the weighing member 108 consists of an upright balance container 110, which in the lower part of a slight conical taper 110 'has.
  • the scale container 110 and the conical taper are designed as a round tube shape.
  • an overflow piece 112 is arranged which optimally ensures the transition from the upright tube shape of the balance container 110 into a horizontal tube shape of the discharge screw 111 in terms of product flow.
  • the Kochleit Sharing 112 from top to bottom has an approximately constant cross section, and in the embodiment has a shape from round to rectangular.
  • the weighing member 108 is suspended in the circumferential direction on, for example, three weight transducers 113 on the platform 103.
  • FIG. 9 shows yet another, particularly interesting design idea in that the drive motor 114 with or without flange-mounted discharge worm shaft 122 can be pulled out like a drawer in the direction of the axis 124 of the discharge worm 111 via an extension 123. This allows very high standards to meet the purity of the product route.
  • FIG. 10 shows a schematic of a pneumatic system for bagging nozzles 32 of a bagging carousel.
  • the aspiration port 213 serves to remove dust, which arises during the application of a, for example, filled with flour transport container with shaking. As a result, the hygiene is improved in a bulk bagging device.
  • FIG. 12 shows the differential metering scale and bulk material sagging device according to the invention.
  • the weighing container 6 and the transfer piece 7 are followed by a curved, two-stage slide 90 in front of the bagging head 17. This makes possible a considerable simplification in comparison to a discharge of the screw in the case of easily flowing products.
  • FIGS. 13-15 show variants for heavy products such as these.
  • FIG. 16 schematically shows a detail of a bulk material bagging device with a resettable manual valve 206 Feeding of bulk material in a transport container 21 is not shown here.
  • the bulk material bagging device has a cover 5, through which a carousel drive 93 is guided for receiving a bagging carousel 31.
  • This bagging carousel 31 has a plurality of bagging nozzles 32 for receiving transport containers 21.
  • the bagging nozzles 32 each have a switch designed as a resettable manual valve 206.
  • This resettable manual valve 206 corresponds to the resettable manual valve 206 described in FIG.
  • the transport container 21 is suspended manually at the attachment position by an operator on the bag neck 32. Thereafter, a closing pulse for the pneumatics not shown here for attaching the transport container 21, i. a clamping device, triggered by pressing the resettable manual valve 206. As a result, a rotation of the bagging carousel 31 is triggered, whereby the transport container 21 is moved to a metering position. A predetermined bulk filling quantity is then metered into the transport container 21, whereupon the bagging nozzle 32 is moved with the transport container 21 containing the bulk material to a discharge position. The transport container 21 is now detached from the Absackstutzen 32. Further embodiments of the invention relate to:
  • a) bulk bagging device with a scale and a control device, which discharges predetermined bulk material quantities from a weighing container into transport containers, wherein the balance is designed as a controlled differential scale, which in each case discharged from the weighing container in the transport package bulk quantities via a differential weight loss of the weighing container detected gravimetrically and thereby the Schüttgutmengen discharge to the specified bulk material filling weight controls and which is designed as Absackkarussell, with Absackstutzen the Absackkarussells is provided with a Pneu ⁇ matic for attaching a bag having at least one resettable hand lever valve or a foot switch.
  • the differential scale comprises an upright weighing container with differential weighing elements
  • the control device comprises a substantially horizontally oriented, speed controllable discharge screw with an opening into the Absackstutzen output;
  • bagging device as described in a) to d), wherein the hand lever valve is associated with an ejection cylinder, followed by a valve stem.
  • bagger as described in a), wherein a side loader is provided with a shock grid, which is driven by a rotary current motor, in which only positive Amplitu are effective ⁇ on the blow grill.
  • Switch is provided with an electric switch and / or a pneumatic valve.
  • A) bulk bagging device with a balance and a control device which discharges predetermined bulk material quantities from a weighing container into transport containers, the balance being designed as a controlled differential balance, wel ⁇ che from the weighing container in the transport container ever ⁇ discharged discharged bulk quantities detected gravimetrically via a differentielee weight loss of the weighing container while controlling the bulk material discharge to the given bulk material filling weight and which is designed as Absackkarussell, characterized in that the weighing container ⁇ ter a slide is arranged downstream.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Basic Packing Technique (AREA)
EP09755872A 2008-11-07 2009-11-09 Schüttgut-absackvorrichtung Withdrawn EP2349845A1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE200810043545 DE102008043545A1 (de) 2008-11-07 2008-11-07 Schüttgut-Absackvorrichtung
PCT/CH2008/000502 WO2010060221A1 (de) 2008-11-28 2008-11-28 Schüttgut-absackvorrichtung
CH5702009A CH700767A2 (de) 2009-04-08 2009-04-08 Schüttgut-Absackvorrichtung mit einer Waage.
PCT/EP2009/064845 WO2010052325A1 (de) 2008-11-07 2009-11-09 Schüttgut-absackvorrichtung

Publications (1)

Publication Number Publication Date
EP2349845A1 true EP2349845A1 (de) 2011-08-03

Family

ID=41600487

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09755872A Withdrawn EP2349845A1 (de) 2008-11-07 2009-11-09 Schüttgut-absackvorrichtung

Country Status (4)

Country Link
EP (1) EP2349845A1 (zh)
CN (1) CN102202976A (zh)
BR (1) BRPI0921609A2 (zh)
WO (1) WO2010052325A1 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2436602A1 (de) 2010-10-01 2012-04-04 Bühler AG Vorrichtung und Verfahren zum Dosieren eines Schüttguts
US9815580B2 (en) 2012-02-20 2017-11-14 Bühler AG Apparatus and method for packing bulk material into a container
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