EP3570673A1 - Lebensmittelzubereitungsvorrichtung mit kapselöffnungs-toleranzausgleich - Google Patents
Lebensmittelzubereitungsvorrichtung mit kapselöffnungs-toleranzausgleichInfo
- Publication number
- EP3570673A1 EP3570673A1 EP17703331.3A EP17703331A EP3570673A1 EP 3570673 A1 EP3570673 A1 EP 3570673A1 EP 17703331 A EP17703331 A EP 17703331A EP 3570673 A1 EP3570673 A1 EP 3570673A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- capsule
- knife
- relative
- abutment element
- preparation device
- 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- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
-
- A—HUMAN NECESSITIES
- A21—BAKING; EDIBLE DOUGHS
- A21B—BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING
- A21B5/00—Baking apparatus for special goods; Other baking apparatus
- A21B5/02—Apparatus for baking hollow articles, waffles, pastry, biscuits, or the like
- A21B5/03—Apparatus for baking hollow articles, waffles, pastry, biscuits, or the like for baking pancakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/015—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work for thin material, e.g. for sheets, strips or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
- B26D7/0608—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by pushers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2628—Means for adjusting the position of the cutting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/18—Perforating by slitting, i.e. forming cuts closed at their ends without removal of material
- B26F1/22—Perforating by slitting, i.e. forming cuts closed at their ends without removal of material to form non-rectilinear cuts, e.g. for tabs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/3846—Cutting-out; Stamping-out cutting out discs or the like
-
- A—HUMAN NECESSITIES
- A21—BAKING; EDIBLE DOUGHS
- A21B—BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING
- A21B7/00—Baking plants
- A21B7/005—Baking plants in combination with mixing or kneading devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/0006—Cutting members therefor
- B26D2001/002—Materials or surface treatments therefor, e.g. composite materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/0006—Cutting members therefor
- B26D2001/0033—Cutting members therefor assembled from multiple blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/0006—Cutting members therefor
- B26D2001/006—Cutting members therefor the cutting blade having a special shape, e.g. a special outline, serrations
Definitions
- the invention relates to a food preparation device, in particular a household food preparation device according to the preamble of claim 1 for preparing a food based on a (food) substrate accommodated in a capsule which is initially sealed.
- the device is designed as a baking device, in particular as a household baking device, for forming and baking a food, in particular a flat bread such as a tortilla or for preparing a pizza bread.
- the device comprises a housing and, preferably arranged in the housing, the preparation means, in particular molding and baking means, for the preparation of the food from the substrate portion.
- the preparation means comprise at least one baking plate, preferably two opposite at least in one operating state baking plates, which further preferably simultaneously serve as a pressing device for flattening a trained as dough portion Substratportionen, wherein alternatively other pressing devices can be used, such as rollers or rollers.
- the food preparation device preferably a stamp assembly comprising capsule handling means for opening and emptying of the capsule, wherein the capsule handling means a knife for opening the capsule in a capsule opening area, in particular in the area of a capsule lid and an abutment member for supporting a recordable between knife and abutment element capsule Open the capsule.
- the capsule is supported preferably with a side facing away from the blade, in particular with a radially projecting peripheral edge (edge or edge region) on the abutment element, while the knife opens the capsule lid, in particular a lid foil.
- the capsule handling means comprise relative movement means, comprising a drive, for example an electromotive drive, for relative displacement of abutment element and knife along an adjustment path (Verstellierisbahn) towards each other, wherein it is preferred if active means of the relative movement means either only the abutment element or the knife is driven. It is particularly preferred if the adjustment path is rectilinear, that is realized as an adjustment axis, wherein, alternatively, other web forms, for example by the realization of a rolling movement can be realized.
- the invention relates to a method for operating a food preparation device according to the invention according to claim 11.
- a household flat bread baking device comprises an opening mechanism for dough portion capsules, which comprises a part-circle segment-shaped ring knife relative to which an openable capsule is adjustable by means of a punch to pierce a lid film of the capsule by means of the knife and thus to open the capsule and the dough portion in the device to empty.
- an opening mechanism for dough portion capsules which comprises a part-circle segment-shaped ring knife relative to which an openable capsule is adjustable by means of a punch to pierce a lid film of the capsule by means of the knife and thus to open the capsule and the dough portion in the device to empty.
- the required minimum grooving depth is affected by various parameters, including the film elongation, the depth and width of an optional circumferential capsule groove for receiving the submerged blade portion, the deformation of the capsule during the opening process, and the structural tolerances of the food preparation device components.
- the problem with the opening process of the capsule is in addition to the previously described possible too low plunge depth too great a puncture depth, since there is a risk of contact of the knife with the capsule body material, whereby the life of the knife can be reduced. It is thus desirable if a desired penetration depth range between the minimum necessary piercing depth and a maximum permissible penetration depth is maintained. For this purpose, close component and assembly tolerances must be adhered to by the capsule handling means, whereby the production costs of the Significantly increase food preparation device - However, capsule tolerances remain unconsidered.
- the invention is therefore based on the object of specifying an improved capsule food preparation device with which a robust opening process is ensured - in particular it should allow the construction of the food preparation device to use components in the opening mechanism with coarser tolerances, to keep the manufacturing and assembly costs acceptable. Furthermore, the object is to provide a method for operating such an improved food preparation device.
- tolerance compensation spring means with which the abutment member and / or the knife, preferably either the abutment member or the knife, are resiliently mounted / is such that the abutment member and the knife during the Relativverstellieri along the adjustment path towards each other, relative to each other aligned, in particular can be parallelized, preferably by compression of the tolerance compensation spring means when a predetermined maximum opening force is exceeded.
- tolerance compensation spring means resiliently mounted these components an alignment movement, preferably a tilting movement relatively applied to the other of the components, in particular at an angle to the adjustment path.
- the tolerance compensation spring means are preferably arranged such that they feather substantially along the adjustment path to ensure the alignment process.
- the object is achieved with the features of claim 1 1, i. in a generic method characterized in that for opening the capsule, preferably, a frontal circumferential groove for receiving the knife during the opening process having, capsule between the abutment element and the knife is arranged and the abutment member and the knife, in particular by driving the abutment member or the knife relative to each other along the adjustment path to be adjusted to each other while the abutment member and the knife relative to each other, in particular by tilting of abutment member and / or knife, in particular by tilting either abutment element or knife, relative to the adjustment, against the spring force of the tolerance compensation spring means, preferably by compression of the tolerance compensation spring means, aligned, preferably parallelized and that the food substrate, in particular the dough portion emptied from the capsule and the preparation means, preferably for shaping and baking, zugepat rt is.
- the invention is based on the idea to provide the capsule handling means with a tolerance compensation system to the opening process more robust. This makes it possible to provide the capsule handling means or the components forming them with coarser tolerances.
- the capsule handling means according to the invention comprise tolerance compensation spring means with which the abutment member and / or the knife, preferably either the abutment member or the knife, are resiliently mounted / is such that the abutment member and the knife in the, preferably translational, Relativverstellieri along the adjustment , in particular the adjustment axis, can be aligned with one another relative to one another, in particular can be parallelized.
- the relative adjustment of the abutment element and knife takes place against each other against the spring force of the tolerance compensation spring means, which preferably spring in for alignment of the abutment element and knife, more preferably when a predetermined, maximum allowable opening force is exceeded. It is very particularly preferred, as already indicated, to move either only the abutment element or alternatively the blade via the tolerance compensation spring means and the respective other part via the relative movement means along the adjustment path to the spring-loaded component by means of the tolerance compensation spring means.
- the tolerance compensation spring means preferably allow a tilting of each spring-mounted component (abutment member and / or knife) relative to the adjustment, whereby the abutment member and knife are aligned relative to each other.
- the blade is resiliently mounted by means of the tolerance compensation spring means, wherein the tolerance compensation spring means are preferably arranged substantially resilient along the adjustment path, such that an alignment of the blade at uneven application of force at an angle to the adjustment path, in particular by compression of the at least one Tolerance compensation spring, is possible.
- the abutment element which is then designed as a hold-down punch, is preferably actively driven along the adjustment path toward the blade via the relative displacement means.
- the abutment element is resiliently mounted on the tolerance compensation spring means, wherein also here preferably the tolerance compensation spring means substantially along the adjustment, in particular the adjustment, are resilient and arranged such that at uneven force application during the opening process, an orientation of the Abutment element is made possible relative to the adjustment path and thus to the knife.
- the abutment element formed as a hold-down punch is actively driven by the relative displacement means to the knife along the adjustment path.
- the resilient mounting of abutment element and / or knife on the tolerance compensation spring means is preferably realized such that the abutment member and / or the knife at least one, preferably arranged at a plurality of angled to each other, extending in an angle to the adjustment plane extending ( imaginary) (tilt) axis or extending in this plane (tilt) axes are tiltable / is to align a preferably a cutting edge of the knife receiving cutting plane and a contact or abutment surface of the abutment member for the capsule relative to each other.
- the tolerance compensation spring means more, in particular at least three order the adjustment path, in particular around the knife and / or an abutment surface of the abutment element around arranged spring elements, in particular compression spring elements comprise, which are very particularly preferably resiliently along the displacement, in particular for the tolerance compensation and the alignment are arranged spring-loaded.
- the tolerance compensation spring means may also comprise a spring element extending around the adjustment track, which rebounds differently with uneven and inadmissibly high introduction of force along its circumferential extent, thus effecting the alignment process. It is therefore essential that, irrespective of whether a single spring element extending in the circumferential direction about the adjustment track or a plurality of spring elements distributed in the circumferential direction are provided, that of the spring-mounted component (knife or abutment element) at different, in particular arbitrary, positions around the adjustment track can yield or spring against the spring force of the at least one spring element.
- the spring preload prescribes the maximum permissible opening force or this corresponds, when exceeding the tolerance compensation spring means, in particular by compression start the tolerance compensation and the alignment process.
- an embodiment without spring preload can be realized, whereby the changes to be compensated for the tolerance compensation stroke.
- the abutment element is designed as by means of Relativverstellstoff along the adjustment, in particular the adjustment, drivable Niederstestquel a punch assembly.
- the hold-down temple acts as an abutment element with the capsule together, in particular with a radially projecting peripheral edge, in the region of which a capsule cover film is fixed, in particular sealed.
- a circumferential groove for immersing the knife is provided in the region of this capsule edge, wherein the circumferential groove reliably prevents contact of the knife with the substrate portion, in particular the dough portion during the slicing process.
- the stamp arrangement comprises, in addition to the hold-down punch, an ejection punch which is very particularly preferably arranged in an area within the hold-down temple.
- the extrusion die is adjustable relative to the hold-down temple, in particular via the Relativverstellstoff drivable to emptied of the substrate portion in the adjusted with the hold-down temple against the knife capsule, in particular by deformation of the capsule, in particular a capsule bottom of the capsule.
- the hold-down temple is preferably designed as an annular die.
- the above-explained embodiment with hold-down punch and possibly additional punch is preferably combined with a capsule drawer in which the knife is arranged, wherein the capsule drawer between a loading position, in particular outside the housing and a functional position, in particular within the Housing is adjustable, the punch assembly cooperates in the functional position of the drawer with the knife.
- the hold-down or abutment function and the Auspressfunktion of a single stamp which is at least one, then preferably only one, stamp comprehensive stamp assembly is taken over or is acceptable.
- the knife handling means comprise a relative to the housing, in particular in a housing opening, between a loading position and a functional position adjustable, the knife-containing capsule drawer, in the the knife, preferably releasably, most preferably without tools, even more preferably via a threaded and / or bayonet connection is releasably fixed.
- the knife is arranged on a knife carrier, which is detachably fixable together with the knife via connecting means in the capsule drawer and after releasing the connecting means can be removed therefrom.
- the food preparation device has a support surface for includes the capsule providing pad portion.
- this support section is preferably arranged in the capsule drawer, in particular such that the capsule can be placed onto the support section in the loading position of the capsule drawer.
- the support section is preferably positioned relative to the blade in such a way that the capsule is not in contact with the blade (yet) or that the support section holds the blade counter to an adjustment direction of the rest section is set back on the knife.
- the Relativverstellierisstoff then cause, in particular in the case of providing a capsule drawer in its functional position, a relative movement between support portion with capsule and knife to cut open the capsule lid by means of the knife and thereby to empty the capsule for emptying the substrate portion. It is very particularly preferred to adjust the support section in the direction of the knife and that via the preferably active via the Relativverstellstoff driven abutment element, which is adjusted against the capsule and this adjusted together with the support section in the direction of the knife.
- the opening operation and the relative movement of capsule and knife can be further normalized - especially when the knife, especially in the loading position of the optional drawer the support portion or a support surface for the capsule of Pad section not surmounted results in increased operating safety.
- the support surface provided by the support portion for the capsule is surrounded by a peripheral wall which centers the capsule. It is preferred if the inner diameter of the surrounding of the peripheral wall space for capsule receptacle in the direction of support surface, in particular conically, tapers.
- the support section in particular the adjustment of the support section on the knife to the knife by means of the abutment element, against the spring force of addition to the tolerance compensation spring means provided retaining spring means, which endeavor, the support section in to adjust a starting position of the knife away, in particular against a base stop from which the capsule with support portion, in particular in the case of providing a capsule drawer in its functional position, preferably by means of the punch assembly, in the direction of knife is adjustable.
- the return spring means act against an adjustment movement of the support portion against a lower spring force than the Tolerance compensation spring means an adjustment movement of the assembly.
- the return spring means comprise a plurality, preferably at least three, in particular distributed around the knife arranged retaining spring elements, the support portion in a direction away from a knife edge of the knife Actuate spring force, in particular substantially along the adjustment path, namely at different, distributed over the surface extension of the support portion points or points.
- a spring which extends around the support section in the circumferential direction and which can deflect differently in certain regions.
- an assembly comprising the above-mentioned support portion, the knife and the return spring means by means of the tolerance compensation spring means is resiliently mounted and relative to the abutment member, preferably within the capsule drawer (if provided), can be tilted
- the abutment element is resiliently mounted on the tolerance compensation spring means and this is tiltable relative to the assembly comprising the support portion, the knife and the return spring means. Both embodiments ensure a combination of tolerance compensation and standardized capsule opening movement relative to the knife.
- a stop for limiting a maximum penetration depth of the knife into the capsule which stop is arranged relative to the knife, in particular on a previously explained knife carrier with which the knife, preferably without tools, in particular via a bayonet - or threaded connection, releasably fixed in the capsule drawer.
- the stop can either interact directly with the capsule by directly the capsule is adjustable against the stop or is adjusted or alternatively acts - if provided to limit the support portion by striking the stop with this together by the maximum penetration depth of the knife into the capsule, in particular the already explained capsule groove.
- Particularly useful is an embodiment in which the capsule lid, in particular the lid foil, is not completely released during the opening process of the capsule or the capsule body.
- the knife is not designed as circumferentially closed ring knife, but only over a circle segment, in particular of over 180 °, preferably of about 270 °, but less than 360 °, in particular less than 350 ° or 340 °.
- the knife may be formed as a one-piece element, for example of a metal sheet or of a ceramic, or be composed of a plurality of segments, in particular partial circle segments, which are arranged in the circumferential direction adjacent to one another.
- the knife extends around a passage opening, in particular in a capsule drawer through which the food substrate, in particular the dough portion after opening the capsule by means of the knife, preferably in the case of providing a Capsule drawer in its functional position, can fall through, in particular exclusively due to gravity, then processed with the preparation of the food, in particular shaped and baked.
- the invention also leads to a method for operating a trained according to the concept of the invention food preparation device, wherein the capsule, for example, with a previously discussed capsule drawer, between the abutment member and the knife is arranged to open the capsule and the abutment member and the knife, in particular Driving the abutment member or the knife, relative to each other along the adjustment are zuverhyroid to each other while the abutment member and the knife relative to each other, in particular by tilting the abutment element and / or knife, preferably either abutment element or knife, are aligned and that the food substrate, in particular the dough portions of capsule emptied and fed to the preparation means.
- the abutment of the abutment and the knife against each other is counter to the spring force of the tolerance compensation spring means, which preferably spring down.
- the tolerance compensation springs are arranged such that they feather along the adjustment path.
- 1 a shows a representation of an opening situation of a capsule
- Fig. 1 b is an enlarged detail of Fig. 1 a
- FIG. 2b is a schematic representation of a first preferred embodiment
- Embodiment of the invention in which the knife is mounted on tolerance compensation spring means relative to the abutment element and thereby tiltable and is alignable relative to the abutment member, 3a shows two different realizable embodiments for the arrangement of the tolerance compensation spring means relative to the knife, FIG. 4 shows an embodiment of the alternative shown in detail with spring-mounted knife over the tolerance compensation spring means, FIG.
- FIG. 5 shows a capsule drawer with integrated tolerance compensation spring means and an assembly comprising a support portion, return spring means and the knife, wherein the entire assembly is resiliently mounted on the tolerance compensation spring means
- Fig. 6 shows a second alternative possibility for realizing the invention here not the knife, but the abutment element is resiliently mounted on the tolerance compensation spring means.
- FIG. 1 shows a capsule 1 in a food preparation device 2 (here a household baking device), which is shown only in sections and designed according to the concept of the invention.
- the capsule 1 comprises a capsule body 3, for example made of plastic or a light metal alloy, and a capsule lid 4 designed as a lid foil, which is sealed with a radially protruding circumferential edge region 5.
- a circumferential groove 6 (capsular groove) is provided, into which, as shown, a knife 7 designed as a circular blade for penetrating the capsule lid 4 is inserted.
- FIG. 1 b the immersion situation of the blade 7 in the groove 6 and the capsule 1 is shown in detail.
- a knife edge 8 of the knife 7 is located after the immersion in a desired Einstechtiefen range between a minimum insertion depth designated MIN and a maximum permissible insertion depth MAX.
- tolerance compensation spring means 9 indicated in FIGS. 2 a and 2 b are provided.
- the food preparation device 2 comprises for opening and emptying a capsule 1 capsule handling means 10, which in the embodiment shown a spring-mounted on the tolerance compensation spring means 9 , extend in a circumferential direction extending knife 7, and an abutment member 12, here in the form of a hold-down temple, not shown Relativverstellstoffn, for example in the form of an electromotive drive along an exemplary here as adjustment realized adjustment path V relative to the knife 7, here on the knife 7 is adjustable.
- the abutment element 12 is preferably not spring-mounted with tolerance compensation spring means.
- the capsule 1 is received with its edge or edge region 5 between the here exemplarily hollow cylindrical annular abutment member 12 and the knife 7. If the abutment element 12 is then driven toward the knife 7 by means of the relative displacement means along the adjustment path V embodied here as a clasp, the non-parallel orientation of the abutment element 12 or capsule 1 and knife 1 1, as indicated in FIG Uneven force in the knife 1 1. Since this on the tolerance compensation spring means 9, which are resiliently mounted and arranged in the direction of V, is stored, there is an indicated in Fig.
- the knife 1 1 tilted about a (tilt) axis which extends at an angle to the adjustment path V and which is aligned parallel to a plane formed by a cutting edge plane of the blade 1 1 ,
- the tilting axis by which the knife finally tilts depending on the type of asymmetry of the force - in other words, the blade is basically tilted by a variety or arbitrary tilt axes in Kippachsenebene, each concretely resulting tilting axis is pending from the place the excessive force introduction.
- the tolerance compensation spring means 9 comprise a plurality of distributed spring elements 13 which depending on the relative position of the relatively moving components different degrees along the adjustment V compress and thus the orientation to act concrete parallelization.
- a plurality of spring elements distributed in the circumferential direction it is also possible to provide a circumferential spring element, in particular a plan view along the adjustment path, in this case the adjustment axis, which is able to spring in different directions in the circumferential direction.
- the hold-down punch or the abutment element 12 is part of a punch assembly 14 which, in addition to the hold-down punch or the down-bearing element 12, comprises an extrusion punch 15 which is adjustable relative to the hold-down punch and which ejects the substrate portion the capsule, in particular moved out by deformation of the capsule, in particular after the abutment member 12 has reached its Endverstellposition on the knife 7 to.
- Fig. 3a the knife 7 is shown, which is arranged on a knife carrier 16, the total of three exemplary spring elements 13 of the Tolerance compensation spring means 9 is resiliently mounted, wherein the spring elements 13 are arranged distributed around the adjustment path V and in the specific embodiment around the knife 7.
- a through-opening 17 is surrounded by the knife 7, through which the food substrate portion, in particular the dough portion after opening the capsule lid and in particular deforming the capsule by means of the Auspressstkovs 15 can fall out in the direction of the preparation means.
- FIG. 3 b shows an alternative embodiment with a total of only three spring elements 13 distributed uniformly in the circumferential direction.
- FIG. 4 shows a more detailed embodiment of the functional principle described with reference to FIGS. 2a and 2b.
- the knife 7, which is arranged on a knife on the knife carrier 16, which is resiliently mounted on tolerance compensation spring means 9.
- the spring elements 13 of the tolerance compensation spring means 9 are already biased in an initial position in which the abutment member 12 has not yet been adjusted along the adjustment path V in the direction of the blade 7.
- the spring elements 13 are designed and prestressed so that they spring in when a predefined, maximum permissible cutting force is reached.
- the cutting force or opening force is the force which is required for the piercing of the capsule foil with the knife (maximum).
- a mechanical stop 18 which is positioned relatively firmly to the knife 7, it is prevented that a maximum puncture depth of the knife 7 in the capsule 1 or the groove 6 is maintained or not exceeded.
- the mechanical stop is designed so that the knife 7 is firmly connected to the mechanical stop 17 and thus positioned thereon.
- the capsule 1 is adjusted directly against the mechanical stop 18, wherein alternatively, an embodiment with indirect investment is feasible, especially when an investment section to be explained later is provided.
- the design of the mechanical stop ensures a low tolerance on the gap between the cutting edge of the blade 7 and the interior the capsule. Due to the resulting small tolerances on the gap size a large maximum puncture depth is guaranteed.
- FIG. 5 shows a particularly preferred embodiment of a food preparation device 2 shown only in sections, here by way of example with a capsule drawer 19, in which the knife, for example, is releasably fixed.
- a spring-mounted tolerance compensation spring 9 assembly comprising a support portion 20, the support portion 20 associated return spring 21 and the knife 7 can be realized without drawer or drawer function.
- the capsule drawer 19 shown is in any case adjustable between a loading position outside the housing and a functional position within the housing, wherein in the functional position, the abutment member 12 by active adjustment against the capsule, not shown, on a bearing surface 22 of the support portion 20 resting capsules with the support portion 20th along the adjustment path V in the direction of the knife adjusted and against the spring force of remindstellfederstoffn 21, which comprise a plurality of arranged around a through hole 17 for the Substratportion return springs 23 in the embodiment shown.
- FIG. 6 shows an alternative embodiment of the basic embodiment of the invention explained with reference to FIGS.
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- Food-Manufacturing Devices (AREA)
Abstract
Description
Claims
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/EP2017/050842 WO2018133916A1 (de) | 2017-01-17 | 2017-01-17 | Lebensmittelzubereitungsvorrichtung mit kapselöffnungs-toleranzausgleich |
Publications (1)
Publication Number | Publication Date |
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EP3570673A1 true EP3570673A1 (de) | 2019-11-27 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP17703331.3A Withdrawn EP3570673A1 (de) | 2017-01-17 | 2017-01-17 | Lebensmittelzubereitungsvorrichtung mit kapselöffnungs-toleranzausgleich |
Country Status (2)
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EP (1) | EP3570673A1 (de) |
WO (1) | WO2018133916A1 (de) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013124809A2 (en) | 2012-02-22 | 2013-08-29 | Flatev Ag | Flatbread machine with an automatic flatbread preparation method based on dough capsules and a packaging system |
CN102973163A (zh) * | 2012-09-19 | 2013-03-20 | 漳州灿坤实业有限公司 | 一种面包自动制作机、面包原料盒和面包的快捷制作方法 |
CN105520653B (zh) * | 2014-09-30 | 2018-11-02 | 漳州灿坤实业有限公司 | 面包机的穿刺机构 |
DE102015205706A1 (de) * | 2015-03-30 | 2016-10-06 | BSH Hausgeräte GmbH | Gerät zur Herstellung eines Backerzeugnisses |
-
2017
- 2017-01-17 WO PCT/EP2017/050842 patent/WO2018133916A1/de active Search and Examination
- 2017-01-17 EP EP17703331.3A patent/EP3570673A1/de not_active Withdrawn
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WO2018133916A1 (de) | 2018-07-26 |
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