EP3849320A1 - Dispositif de tressage circulaire de pâte commandé en pression - Google Patents

Dispositif de tressage circulaire de pâte commandé en pression

Info

Publication number
EP3849320A1
EP3849320A1 EP19772973.4A EP19772973A EP3849320A1 EP 3849320 A1 EP3849320 A1 EP 3849320A1 EP 19772973 A EP19772973 A EP 19772973A EP 3849320 A1 EP3849320 A1 EP 3849320A1
Authority
EP
European Patent Office
Prior art keywords
pressure
knitting
abutment
dough
cup
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
EP19772973.4A
Other languages
German (de)
English (en)
Inventor
Eduard Rauch
Hannes STELZER
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.)
Koenig Maschinen GmbH
Konig Maschinen GmbH
Original Assignee
Koenig Maschinen GmbH
Konig Maschinen GmbH
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 Koenig Maschinen GmbH, Konig Maschinen GmbH filed Critical Koenig Maschinen GmbH
Publication of EP3849320A1 publication Critical patent/EP3849320A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A21—BAKING; EDIBLE DOUGHS
    • A21C—MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH
    • A21C7/00—Machines which homogenise the subdivided dough by working other than by kneading
    • A21C7/04—Machines which homogenise the subdivided dough by working other than by kneading with moulding cups
    • A—HUMAN NECESSITIES
    • A21—BAKING; EDIBLE DOUGHS
    • A21C—MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH
    • A21C7/00—Machines which homogenise the subdivided dough by working other than by kneading
    • A21C7/01—Machines which homogenise the subdivided dough by working other than by kneading with endless bands
    • A—HUMAN NECESSITIES
    • A21—BAKING; EDIBLE DOUGHS
    • A21C—MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH
    • A21C9/00—Other apparatus for handling dough or dough pieces
    • A21C9/08—Depositing, arranging and conveying apparatus for handling pieces, e.g. sheets of dough

Definitions

  • the invention relates to a knitting plant for knitting dough pieces according to the preamble of claim 1 and a dough processing plant according to claim 1 1.
  • a large number of knitting devices are known from the prior art, which are used for the production of various types of baked goods.
  • the known knitting devices have in common that they comprise knitting cups in which dough pieces, which rest on an abutment, are received for knitting.
  • Known knitting cups of this type are usually equipped with a knitting insert, the surface of which is in targeted contact with the pre-portioned dough piece. The knitting cup is used to oscillate the dough pieces.
  • high pressure results in a fixed core tension
  • lower pressure results in a slight core tension.
  • the desired core tension forms the prerequisite for the following further processing or shaping. If flat pastries are desired, the core tension is kept lower than if the pastries are to be high and crowned, i.e. should show a good standing or training. In this case, a fixed core voltage is required.
  • the object of the invention is therefore to remedy this situation and to provide a knitting system which makes it possible to use different kneading pressures and kneading pressure characteristics for dough pieces of different types of dough during the knitting, and to emulate the manual processes in the best possible way.
  • Such a knitting plant comprises at least one knitting cup, each having an opening, a receiving space for receiving dough pieces and a knitting insert, the knitting insert delimiting the receiving space on its side facing away from the opening,
  • abutment which is arranged opposite the opening of the knuckle cup
  • a height adjustment device which is designed to reversibly, in particular mechanically, electromechanically, pneumatically or hydraulically, the at least one knuckle cup from a starting position remote from the abutment to a knocking position close to the abutment adjust
  • a drive unit which is designed to set the at least one knitting cup in an oscillating movement.
  • the at least one knitted cup each has a pressure cylinder with a pressure piston movable therein, and a pressure control unit is provided, which is connected to the pressure cylinder in a pressure-transmitting manner.
  • the pressure control unit is designed to apply a variable pressure and / or volume to the pressure cylinder.
  • the pressure piston is in each case connected in a pressure-transmitting manner to the active insert in such a way that when the pressure in the pressure cylinder and / or the pressure characteristic curve of the pressure control unit changes, the force acting on the active insert can be changed.
  • the printing system has, for example, a memory with a variable volume.
  • the pressure can be adjusted when "acting”, while by changing the volume in the pressure accumulator the angle of the characteristic curve is regulated.
  • Green doughs require steep, long-cooked doughs with a flat characteristic.
  • This configuration of the invention ensures that the effective pressure when the manual is applied corresponds to the characteristic curve for dough pieces according to the piece weight and defined size, which can be optimally adjusted depending on the proportion of fermentation bubbles and thus the density of the dough piece, without, for example, the active cups or effective inserts of the active system need to replace.
  • the term "knitting” means the round knitting, but also the long knitting of dough pieces.
  • the pressure control unit can be used to change or control the pressure exerted on the dough pieces in the knitting process via the knitting inserts, so that changes in dough consistency resulting during the processing or knitting of the dough pieces can be taken into account directly by changes in the pressure acting on the knitting pieces and in the pressure characteristic curve .
  • a particularly good adaptation of the pressure to different types of dough or dough consistency can be achieved if the pressure control unit is designed to apply a predetermined, constant pressure to the pressure cylinder or a pressure corresponding to at least one predetermined, in particular linear or variable, pressure characteristic , so that the pressure acting on the active insert and the pressure characteristic are adjustable.
  • the pressure control unit has a first pressure generating unit and a second
  • Pressure generation unit wherein the first pressure generation unit and the second pressure generation unit are each pressure-transmitting connected to a pressure transmission unit and are designed such that a pressure can be set in the pressure transmission unit according to at least one predetermined, in particular linear or variable, pressure characteristic curve, and wherein the pressure transmission unit pressure-transmitting is connected to the impression cylinder.
  • the pressure characteristic is understood to mean the pressure-volume flow characteristic. This means that the pressure generated by the pressure control unit, which is transmitted to the active insert via the pressure cylinder or the pressure piston, increases when the fluid volume delivered per unit of time increases.
  • the pressure transmission unit is designed as a piston accumulator, that is to say as a hydropneumatic pressure accumulator.
  • the piston accumulator has a hydraulic chamber, in particular filled with hydraulic fluid, a pneumatic chamber, in particular filled with gas, and a piston arranged between the hydraulic chamber and the pneumatic chamber, the first pressure generating unit, in particular a compressor, being connected to the pneumatic chamber in a pressure-transmitting manner,
  • the second pressure generating unit in particular a hydraulic pump, is connected to the hydraulic chamber in a pressure-transmitting manner
  • a pressure corresponding to at least one predetermined, in particular linear or variable, pressure characteristic curve can be set in the piston accumulator by pressurizing the hydraulic chamber
  • the piston accumulator is designed to change the pressure and / or the volume in the pressure cylinder.
  • the pressure control unit comprises at least one pump and a number of pressure accumulators.
  • the at least one pump is connected to the pressure cylinder via a pressure line
  • the pressure accumulators can each be connected to the pressure line via valves and each have a predetermined, in particular linear or variable, pressure characteristic curve, and
  • the pressure control unit is designed, in particular by opening and / or closing the valves, to apply pressure to the pressure cylinder of the at least one kneading cup in each case in accordance with a pressure characteristic curve, in particular linear or variable, resulting from the pressure characteristic curves of the pressure accumulators.
  • the pressure control system comprises two pressure accumulators and a reversible pump system similar to an ABS in vehicle technology. The pressure and the pressure characteristic can be reached with just one pump and two shut-off valves and the control reacts quickly enough to achieve high cycle rates of up to 100 / min, which requires a minimum of energy.
  • the active insert is designed to transmit the pressure transmitted from the pressure piston to the active insert as a force acting orthogonally to the abutment.
  • the abutment has at least one, in particular in Form of one or more recesses, knitted nest for fixing the dough pieces on the abutment, wherein in particular it is provided that the knitted nest is each formed from a number of concentric recessed grooves.
  • the knitted nests are formed, for example, as one or more recesses in the surface of the abutment or the conveyor belt running on the abutment, which make a targeted contact with the pre-portioned dough piece, so that the dough piece is efficiently knitted.
  • the knitted nests can be formed, for example, from a plurality of parallel or concentric grooves.
  • a knitting gap is formed between the knitting cup and the abutment in the knitting position.
  • the active insert has a smooth or structured surface and / or
  • the receiving space has a curved or semicircular cross section and / or a round or oval projection surface.
  • a particularly effective adaptation of the differential pressure or the pressure characteristic to different types of dough can be achieved if the pressure characteristic can be set by the pressure control unit according to the dough rheology and / or the initial shape of the dough pieces.
  • the pressure characteristic can be set by the pressure control unit according to the dough rheology and / or the initial shape of the dough pieces.
  • the rheological properties of the dough to be processed are determined during processing, for example at predetermined time intervals, and the pressure characteristic curve or the pressurization of the active insert are adapted in accordance with the properties determined in this way.
  • the invention further relates to a dough processing system for processing dough strips comprising a knitting system according to the invention, the abutment having a takeover side for taking over, in particular pre-portioned, unprocessed dough pieces and a transfer side for transferring knitted dough pieces.
  • the dough processing system further comprises at least one transport device which is designed to transfer in particular pre-portioned, unprocessed dough pieces to the transfer side of the abutment to the abutment and / or to take knitted dough pieces on the transfer side of the abutment from the abutment.
  • FIG. 1 shows schematically two knitted cups and an abutment of a knitting plant according to the invention
  • FIG. 2f shows a detail from a top view of an abutment with four knitting nests according to FIG. 2e
  • FIG. 3a shows a sectional view of a knitting cup of a knitting plant according to the invention in knitting position before the knitting process begins
  • 3b shows a first sectional view of the knitting cup in knitting position during the knitting process
  • 3c shows a second sectional view of the knitting cup in knitting position during the knitting process
  • 3d shows a sectional view of the knitted cup in the starting position with a knitted dough piece
  • 4a is a sectional view through a knitted cup without pressurization by the pressure control unit
  • FIG. 6 is a sectional view through an active cup when pressurized by a hydraulic pressure control unit
  • Fig. 7 is a schematic representation of a sectional view through an active system according to the invention.
  • Fig. 8 is a schematic representation of a sectional view through an active cup when pressurized by a pressure control unit with two buffer stores.
  • FIG. 7 schematically shows a sectional view through a first exemplary embodiment of a knitting plant 100 according to the invention for knitting dough pieces 5.
  • the knitting plant 100 comprises a plurality of rows of five knitting cups 3 arranged next to one another, each having an opening 31 and a receiving space 32 for receiving dough pieces 5.
  • the receiving space 32 of each knitting cup 3 is delimited by a knitting insert 4 on its side facing away from the opening 31.
  • the knitting unit 100 further comprises an abutment 1, which is arranged opposite the opening 31 of the knitting cups 3.
  • the abutment 1 is a conveyor belt on which the dough pieces 5 are transported.
  • the knitting system 100 also has a height adjustment device 17, e.g. mechanical or hydraulic adjustment or an electric lifting column, which adjusts the active cup 3 from an initial position remote from the abutment 1 to an active position close to the abutment 1.
  • the dough pieces 5 are transported for knitting on the abutment 1 into the area of the knitting cups 3 and the height adjustment device 17 lowers the knitting cups from the starting position into the knitting position, so that the dough pieces 5 are received through the opening 31 in the receiving space 32 of the knitting cups 3 ( see Fig. 3a, 3b, 3c).
  • the cross section of the receiving space 32 has a curved shape in the exemplary embodiment shown, but can alternatively also have a semicircular shape, for example.
  • the projection surface of the receiving space 32 that is to say that surface which is delimited by the receiving space 32 in a plan view, has a round shape in the exemplary embodiment shown, but can optionally also be oval, for example.
  • the knitting insert 4 each has a smooth surface to ensure that the dough does not adhere to the knitting insert 4 and the surface of the dough piece 5 is not damaged.
  • the knitting insert 4 can also have a structured surface, for example for knitting solid types of dough.
  • the knitting unit 100 has a drive unit 18 which is designed to set the knitting cups 3 in an oscillating movement.
  • the drive unit 18 comprises a motor, which is connected via gear elements such as belts to two knitting eccentrics, which determine the deflection of the oscillating movement that the knitting cups 3 perform while the dough pieces 5 are kneading.
  • the knitting cups 3 of the knitting system 100 each comprise a pressure cylinder 7 with a pressure piston 71 movable therein, which are shown in detail, for example, in FIGS. 2a, 4a and 4b. Furthermore, the knitting system 100 comprises a pressure control unit 20, which is connected in a pressure-transmitting manner to the pressure cylinder 7 of each knitting cup 3, whereby a pressure in the pressure cylinder 7 is also transmitted to the pressure piston 71. The pressure piston 71 is in turn connected to the active insert 4 of each pressure cup 3 in a pressure-transmitting manner.
  • the pressure piston 71 acts on the active insert 4 with an increasing pressure, which acts on the dough piece 5 from the active insert 4 as a force orthogonal to the abutment 1 is transmitted.
  • the pressure piston 71 reduces the pressure acting on the active insert 4 and the force acting on the dough piece 5 is also reduced.
  • a knitting system 100 according to the invention with a pressure control unit 20 it is thus advantageously possible to vary the pressure acting on the knitting insert 4 via the pressure cylinder 7 or the pressure piston 71 during the knitting process, so that the dough or the dough respectively processed during the entire knitting process the respective dough consistency ideal pressure force can be exerted on the dough piece 5 and thus an optimal action of the dough pieces 5 is ensured.
  • 4a shows a sectional view through an active cup 3 of an active system 100 according to the invention, which is in the active position. This means that the active cup 3 is arranged close to the abutment 1 and an active gap 6 is formed between the active cup 3 and the abutment 1.
  • a dough piece 5 on the abutment 1 which is to be knitted.
  • the knitted cup 3 has a pressure cylinder 7 and a pressure piston 71, the pressure cylinder 7 being connected to the pressure control unit 20 via a pressure line 21.
  • Such a simply designed pressure control unit 20 can be, for example, a hydraulic pump or pneumatic system that can be connected to the pressure line 21.
  • the active insert 4 is in turn connected to the pressure piston 71 in a force-transmitting manner.
  • the pressure chamber 7 is empty, so that it is not pressurized, no pressure is applied to the pressure piston 71 and therefore no force is transmitted from the active insert 4. If this is the case, the position of the knitting insert 4 or its distance in the direction of the abutment 1 is set freely in the knitting cup 3 depending on the fleas of the dough piece 5.
  • FIG. 4b shows a sectional view through an active cup 3 in the active position WP, in which the pressure chamber 7 is pressurized by the pressure control unit 20 via the pressure line 21.
  • the pressure control unit 20 is designed to apply a predetermined constant pressure or a pressure corresponding to at least one predetermined pressure characteristic curve to the pressure cylinder 7.
  • the pressure piston 71 transmits the pressure present in the pressure cylinder 7 to the knitting insert 4, so that it moves in the direction of the abutment 1 or in the direction of the dough piece 5 and correspondingly that of the pressure control unit 20 in the pressure chamber 7 Set pressure exerts a defined force on the dough piece 5.
  • FIG. 5 shows a further section from an active system 100 according to the invention, in which the pressure force acting on the active inserts 4 can be adjusted via a combined hydraulic-pneumatic pressure control unit 20.
  • the printing unit 20 comprises a first pressure generating unit 8 and a second pressure generating unit 10, which are each connected to two chambers of a pressure transmission unit 11 in a pressure-transmitting manner.
  • the pressure transmission unit 11 is in turn connected via a pressure line 21 in a pressure-transmitting manner to the pressure cylinder 7 of each active cup 3.
  • the pressure transmission unit 11 is a piston accumulator which has a fly hydraulic chamber 12a and a pneumatic chamber 12b.
  • the flydraulic chamber 12a is filled with hydraulic fluid in the exemplary embodiment, while the pneumatic chamber 12b is filled with gas or air.
  • the piston accumulator further comprises a piston 13 which is movably arranged in the piston accumulator and which separates the hydraulic chamber 12a from the pneumatic chamber 12b.
  • the first pressure generating unit 8 is a compressor which is connected to the pneumatic chamber 12b in a pressure-transmitting manner.
  • the second pressure generating unit 10 is designed as a hydraulic pump, which is connected to the hydraulic chamber 12a in a pressure-transmitting manner.
  • the pneumatic chamber 12b of the piston accumulator is preloaded with an adjustable, predetermined gas pressure by the first pressure generating unit 8 or by the compressor. If the hydraulic chamber 11a of the piston accumulator is now subjected to increasing pressure, the piston 13 moves in such a way that the volume of the pneumatic chamber 12b is reduced and the gas is compressed therein. As a result, the same pressure prevails in the pneumatic chamber 12b and the hydraulic chamber 12a, so that gas pressure and liquid pressure are in equilibrium and hydraulic fluid is taken up in the hydraulic chamber 12a. However, if the pressure acting on the hydraulic chamber 12a drops, the compressed gas in the pneumatic chamber 12b and 12b expands reduces the volume of the hydraulic chamber 12a, so that hydraulic fluid is displaced from it.
  • the same pressures are made available by the first pressure generating unit 8 and the second pressure generating unit 10, there is an equal volume between the hydraulic chamber 12a and the pneumatic chamber 12b and the pressure characteristic curve resulting thereby has an angle of 45 °.
  • the angles of the pressure characteristics can be freely selected depending on the pressure and volume ratios selected.
  • two pressure measuring devices 8a and 10a are provided in the pressure lines in the exemplary embodiment shown, which the pressure generating units 8 and 10 connect each with the piston accumulator.
  • Fig. 6 shows a further embodiment of an inventive
  • the pressure control system 20 comprises a hydraulic pump 14, which is connected via a pressure line 21 to the pressure cylinder 7 of an active cup 3. In the event that a plurality of knitted cups 3 are present, outlets for each of these knitted cups 3 are present in the pressure line 21.
  • the pressure control system 20 further comprises three pressure accumulators 15, 15a, 15b, which in the exemplary embodiment shown are air / gas volume accumulators.
  • the pressure accumulators 15, 15a, 15b are each connected to the pressure line 21 via valves 16, 16a, 16b and thus the respective pressure accumulators 15, 15a, 15b can be connected into the pressure line 21 by opening or closing the valves 16, 16a, 16b.
  • the valves 16, 16a, 16b are simple shut-off valves.
  • the pressure of the pressure medium acting on the pressure cylinder 7 is set by the pump 14.
  • the same pressure is present in the pressure accumulators 15, 15a, 15b.
  • the pressure accumulators 15, 15a, 15b are designed as bladder accumulators, in which an area filled with gas is separated from an area filled with liquid by a bladder, for example an elastomer bladder.
  • the hydraulic fluid is pressed under pressure into the fluid-filled area of the pressure accumulators 15, 15a, 15b, whereby the gas is compressed in the other area separated by the bladder. If the ratio of the volumes in the pressure accumulators 15, 15a, 15b is changed by opening or closing the valves 16, 16a, 16b, the slope of the pressure characteristic curve of the pressure acting on the pressure cylinder 7 also changes.
  • the gas in the pressure accumulator 15 expands , 15a, 15b when the respective valve 16, 16a, 16b is opened, there is a corresponding increase in the slope of the pressure characteristic curve which acts on the pressure cylinder 7 or the pressure piston 71 of the knitting cup 3, so that the pressure acting on the knitting insert 4 is such is adjustable by opening or closing the valves 16, 16a, 16b.
  • a flat increase in the pressure characteristic curve can be achieved if, for example, the pump 14 generates a pressure which is applied via the pressure line 21 in the pressure cylinder 7 and, in addition to this pressure, one of the valves 16, 16a, 16b is opened.
  • the slope of this pressure characteristic curve can be increased if an additional or both remaining valves 16, 16a, 16b are opened.
  • the greatest increase in the resulting pressure characteristic curve can be achieved if all three valves 16, 16a, 16b are open.
  • a flatter increase in the resulting pressure characteristic curve can also be achieved by switching on the pressure accumulators 15, 15a, 15b, so that the smallest Slope of the resulting pressure characteristic is achieved when all three valves 16, 16a, 16b are open.
  • an increasing or decreasing gradient of the resulting pressure characteristic curve can also be achieved by connecting different pressure accumulators 15, 15a, 15b.
  • a pressure control unit 20 designed in this way is particularly advantageous in the case of high outputs to be achieved by the active system, since the pressure characteristic curve can be changed quickly due to the rapid response time of the valves 16, 16a, 16b and little or no losses are associated with a change in the pressure characteristic curve , since no re-pumping of the pressure medium is required.
  • This makes it possible to optimally control the properties of the dough pieces 5 in the knitting process even with high system outputs.
  • the gas-filled side of the pressure accumulators 15, 15a, 15b is prestressed by a compressor 8.
  • the compressor 8 is connected via a pressure line to each of the pressure accumulators 15, 15a, 15b and a pressure measuring device 8a is integrated in the pressure line for checking the pressure applied by the compressor 8.
  • a pressure measuring device 14a is also integrated in the pressure line 21, which connects the pump 14 to the pressure cylinder 7, in order to check the pressure present in the pressure line 21.
  • a pressure control unit 20 can also use other pressure accumulators such as Include membrane or metal bellows accumulator. Any other valves, such as. B. pressure or directional control valves can be provided.
  • FIG. 8 shows a further example of a pressure control unit 20 according to the invention, in which two buffer stores 22, 22a with variable volume are connected via valves 16, 16a in a pressure-transmitting manner via a pressure line 21 to the pressure cylinder 7 of each active cup 3 of the active system 100.
  • the buffer stores 22, 22a are connected to a pump 14, which can be a hydraulic pump, for example, in a pressure-transmitting manner.
  • the volume or the pressure in the buffer store 22, 22a can be set by means of the pump 14, so that each buffer store 22, 22a has its own pressure characteristic curve.
  • the buffer stores 22, 22a can be switched into the pressure line 21.
  • the type of dough to be processed is adjustable.
  • the abutment 1 shows a detailed image of two knitted cups 3 of a knitting plant 100 according to the invention.
  • the active cups 3 are arranged opposite the abutment 1 and have an opening 31.
  • the abutment 1 comprises two knitting nests 2 for fixing the dough pieces 5 on the abutment 1, so that the dough pieces 5 cannot slip during the knitting process, for example, and optimal processing of the dough pieces 5 is thus ensured.
  • the knitted nests 2 are each formed from three concentrically extending, deepened grooves 23, as can also be seen in FIGS. 2e and 2f.
  • FIG. 2a schematically shows a knitting cup 3 which is in the knitting position during the knitting, specifically the round knitting, of a dough piece 5.
  • the dough piece 5 is on the abutment 1 is fixed by the knitting nest 2 and an active gap 6 is formed between the knitting cup 3 and the abutment 1, which serves not to injure the dough piece 5 or its surface during the knitting.
  • the active insert 4 is in contact with the surface of the dough piece 5 since the pressure cylinder 7 and the pressure piston 71 are pressurized.
  • the knitting cup 3 with knitting insert 4 is placed on the dough piece 5, the knitting gap 6 between the abutment 1 and the knitting cup 3 being left free.
  • the width of the active gap 6 is dependent on the strength or the proportion of the liquid substances in the dough piece 5.
  • the deflection 30 of the active cup 3 begins at zero or at a predetermined deflection that is smaller than the maximum set deflection.
  • the surface of the dough pieces 5 is stretched by the oscillating movement, which the drive unit 18 allows the knitting cup 3 to carry out, and an enlargement of the knitting deflection 30, while the knitted nests 2 fix the dough piece on the abutment 1.
  • This increase in deflection 30a of the effective deflection 30 at the beginning of the knitting process is shown in FIG. 2c.
  • the tension on the surface of the dough pieces 5 increases during the action, so that the dough piece 5 is thereby shaped round and an effective connection is created.
  • a deflection reduction 30b of the effective deflection 30, which is shown in FIG. 2d, is carried out after the round shape of the dough piece 5 has been formed.
  • a knitting plant 100 according to the invention can advantageously be integrated in dough processing plants for example dough strips.
  • dough processing systems are understood to mean systems in which dough strips are portioned into dough pieces 5 and these dough pieces 5 are each further processed.
  • the abutment 1 can have a take-over side for taking portioned, unprocessed dough pieces 5 from a first section of the dough processing system and a transfer side for transferring knitted dough pieces 5 to a further section of the dough processing system.
  • the abutment 1 for example, as Endless conveyor belt rotating about deflection rollers, which is arranged on the knitting system 100.
  • the portioned, unprocessed dough pieces 5 are transferred to the knitting machine 100 for knitting, while on the other side of the conveyor belt or the abutment 1 knitted by the knitting machine 100, they are fully knitted to a further area of the dough processing plant for further processing Processing steps are passed.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Bakery Products And Manufacturing Methods Therefor (AREA)
  • Knitting Of Fabric (AREA)
  • Manufacturing And Processing Devices For Dough (AREA)
  • Knitting Machines (AREA)

Abstract

L'invention concerne une installation de tressage (100) destinée à tresser des pâtons (5), ladite installation comprenant - au moins une coupelle à tresser (3) comporte une ouverture (31), un espace de réception (32) destiné à contenir des pâtons (5) et un insert à tresser (4), l'insert de tressage (4) délimitant l'espace de réception (32) sur son côté opposé à l'ouverture (31), - une butée (1) qui est disposée en face de l'ouverture (31) de la coupelle à tresser (3), - un dispositif de réglage en hauteur (17) qui est conçu pour déplacement de manière réversible, notamment mécaniquement, électro-mécaniquement, pneumatiquement ou hydrauliquement l'au moins une coupelle à tresser (3) depuis une position de départ distante de la butée (1) jusque dans une position de tressage proche de la butée (1), et - une unité d'entraînement (18) qui est conçue pour conférer à l'au moins une coupelle à tresser (3) un mouvement oscillant, - l'au moins une coupelle à tresser (3) comportant un cylindre de pression (7) pourvu d'un piston de pression (71) mobile à l'intérieur et - une unité de commande de pression (20) étant prévue, l'unité de commande de pression (20) étant reliée au cylindre de pression (7) de manière à transmettre la pression, l'unité de commande de pression (20) étant conçue pour soumettre le cylindre de pression (7) à une pression et/ou un volume variable et le piston de pression (71) étant relier à l'insert de tressage (4) de manière à transmettre la pression de manière à pouvoir modifier la force exercée sur l'insert de tressage (4) lorsque la pression dans le cylindre de pression (7) et/ou la caractéristique de pression de l'unité de régulation de pression (20) varie.
EP19772973.4A 2018-09-11 2019-09-11 Dispositif de tressage circulaire de pâte commandé en pression Pending EP3849320A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50773/2018A AT521634B1 (de) 2018-09-11 2018-09-11 Druckgesteuerte Rundwirkeinrichtung für Teigbandanlagen
PCT/AT2019/060296 WO2020051613A1 (fr) 2018-09-11 2019-09-11 Dispositif de tressage circulaire de pâte commandé en pression

Publications (1)

Publication Number Publication Date
EP3849320A1 true EP3849320A1 (fr) 2021-07-21

Family

ID=67999490

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19772973.4A Pending EP3849320A1 (fr) 2018-09-11 2019-09-11 Dispositif de tressage circulaire de pâte commandé en pression

Country Status (5)

Country Link
US (1) US20220039400A1 (fr)
EP (1) EP3849320A1 (fr)
AT (1) AT521634B1 (fr)
CA (1) CA3112431A1 (fr)
WO (1) WO2020051613A1 (fr)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1149267A (en) * 1966-06-14 1969-04-23 Burton S Gold Medal Biscuits Improvements in or relating to dough dispensers for depositing scrap-dough on moving bands of fresh dough
BE902360A (nl) * 1985-05-07 1985-09-02 Waele Herman De Inrichting voor de bereiding van voedingsprodukten op basis van granen.
DE3640051A1 (de) * 1986-11-24 1988-06-01 Werner & Pfleiderer Teigrundwirkvorrichtung
DE3700091C1 (en) * 1987-01-03 1987-08-27 Winkler Kg F Dough-plaiting apparatus
CN2361867Y (zh) * 1999-03-25 2000-02-02 马克双 恒液压动力机
EP1306009B1 (fr) * 2001-10-25 2006-07-12 Fritsch GmbH Appareil muni d'un élément de pression pour mettre en boule des pièces de pâte
DE502004004733D1 (de) * 2004-07-30 2007-10-04 Rl Patentverwertung Gmbh Wirkmaschine für Teigstücke
JP5073219B2 (ja) * 2006-04-05 2012-11-14 レオン自動機株式会社 生地の丸め方法および装置
AT519198A1 (de) * 2016-10-07 2018-04-15 Koenig Maschinen Gmbh Hydraulische Druckregelung des Teigschiebers für Volumensteiler
KR101893140B1 (ko) * 2017-04-28 2018-08-30 채형원 타르트 쉘 성형장치 및 성형방법

Also Published As

Publication number Publication date
AT521634B1 (de) 2021-08-15
AT521634A1 (de) 2020-03-15
CA3112431A1 (fr) 2020-03-19
US20220039400A1 (en) 2022-02-10
WO2020051613A1 (fr) 2020-03-19

Similar Documents

Publication Publication Date Title
AT509239B1 (de) Antriebsvorrichtung für eine biegepresse
EP3174650B1 (fr) Dispositif de poinçonnage et procédé de poinçonnage d'une pièce
DE102014005352B4 (de) Maschinenpresse
WO2012062416A1 (fr) Essieu hydraulique
DE2035133A1 (de) Verdichtungspresse
DE102018110267A1 (de) Hochdruckpumpe
AT521634B1 (de) Druckgesteuerte Rundwirkeinrichtung für Teigbandanlagen
DE69817482T2 (de) Verfahren zum herstellen von keramischen fliesen , einschliesslich fliesen mit grossen abmessungen und vorrichtung zum durchführen des verfahrens
DE102016212624B4 (de) Erntevorsatzstützanordnung
DE102016214413B4 (de) Stoßdämpfer mit variabler Dämpfung und Verfahren zum Einstellen der Dämpfungseigenschaften eines Stoßdämpfers
WO2013135264A1 (fr) Dispositif pour former des portions d'une denrée alimentaire dans plusieurs logements
EP2114587B1 (fr) Presse de formage présentant une fonction de coussin pneumatique intégrée au plateau coulissant
DE102014101616B4 (de) Hydraulisches Ziehkissen einer Ziehpresse und Verfahren zum Betreiben des hydraulischen Ziehkissens
DE102010020684B3 (de) Vorrichtung zur Gleichlaufsteuerung
DE102009026071A1 (de) Hydraulische Betätigungsvorrichtung
WO2019185362A1 (fr) Entraînement de presse à récupération d'énergie
DE102018111001A1 (de) Verpackungsmaschine mit ausgleichszylinder
EP1469980A1 (fr) Dispositif de fabrication de pieces moulees
DE202015105040U1 (de) Luftpumpe
EP3727781B1 (fr) Procédé de fabrication d'un corps creux moulé et dispositif pour la mise en uvre dudit procédé
CH712553A1 (de) Schliessvorrichtung, vorzugsweise zum Querfliesspressen eines Werkstücks.
DE675854C (de) Sicherung fuer Pressen gegen UEberlastung mittels eines Fluessigkeitskissens
AT519085A1 (de) Programm-Zyklus gesteuerter Ablauf einer Teiltrommel für Teigteil und Wirkmaschine
DE102013103266A1 (de) Verfahren und Preßwerkzeug zum isostatischen Pressen von Gegenständen aus keramischem Granulat
WO2021115638A1 (fr) Dispositif hydraulique pour un piston de mélangeur interne et procédé associé

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210317

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20230711