EP2582501B1 - Slicing machine with distanced-located carriage guiding - Google Patents

Description

The invention relates to an electrically operated disc cutting machine for cutting slices of in particular stranded cutting material, preferably food, with a cutting device comprising a mounted in a machine housing, rotating in a cutting plane circular blade, and with a substantially flat support plate with support surface for laying the Schneideguts carrying slide, which is guided parallel to the cutting plane along a slide foot along a rigidly connected to the machine housing slide rail and movable parallel to the plane of the platen, the Schlittenfuß is supported via at least two support elements against the machine housing, and wherein the machine housing one at least partially Between the support plate and carriage foot extending partition wall, which on its side facing away from the support plate partially encloses a guide space in which the Gleitschien e is arranged.

Such disk cutting machines are known, for example from the EP 0 823 314 A1 ,

The material to be cut, in particular in automatically operated slicing machines for rope-shaped foods, such as sausages, ham, salmon, cheese, etc., is moved by means of a delivery device against the cutting device, usually in the direction perpendicular to the cutting plane, in which usually rotate one or more rotating circular blade to cut off slices of conveyed material. The drive of the cutting device is carried out by an electric motor, which is completely enclosed to protect against splashing water and pollution and for mechanical protection against external interference from the machine housing.

In order to be able to separate the desired disc from the material to be cut by the rotating blade, the material to be cut on the support surface of the support plate is moved by means of a carriage parallel to the cutting plane and moved towards the rotating knife blade until the rotating blade completely cut through the cutting material and the disc from Cutting material has cut off. Usually, the support plate is rigidly connected to a carriage foot, which leads from the support plate down and is movably supported on a slide rail, which in turn is rigidly connected to the machine housing.

Such a construction is for example in the DE 200 20 065 U1 described. The slide foot is supported here with an outer slide guide from above on the slide, wherein for receiving the torques occurring also sliding surfaces on the Machine housing are provided, on which the slide foot is slidably mounted from above.

A two-point storage is at the in DE 201 18 836 U1 described slicing machine provided with internal slide guide, wherein the slide foot in turn on a slide rail and additionally via a roller - again from above - supported on a rigidly connected to the machine housing running rail.

A three-point bearing of the carriage foot via a slide rail and two roller-shaped support elements is in the cited above EP 0 823 314 A1 shown. However, the carriage guide is located here outside the machine housing freely lying and thus extremely susceptible to dirt and not really suitable for a hygienic as delicate use as in the food industry.

Object of the present invention is in contrast to improve a generic disc cutting machine of the type described above cost and with simple technical means to the extent that the machine with the most compact design and optimal safety improved cleaning options and simplified maintenance offers and allows easy operation of the carriage.

According to the invention this object is achieved in a surprisingly simple and effective manner in that the at least two support elements are slidably received within the guide space and are supported against the partition, wherein the first support element in an operating state of Slice on the side facing away from the carriage surface of a first partition wall portion of the partition, which extends below the platen parallel to the plane of the platen, supported from below, and that the partition wall has a second partition wall portion which is angled with respect to the first partition wall portion straight or obliquely downward , wherein the second support element is supported laterally against the second partition wall section.

In this way, with cost-effective means a spatial separation of the guide elements of the carriage from the drip area of the cutting material to be processed - as from dripping meat juice - and on the other hand a separation of the food area of components with bearing grease or increased residues of abrasion alone ensured by the geometry of the arrangement. In addition, a simplified maintenance and cleaning of this particularly dirt-prone area below the platen is possible. The outside slide guide is easily accessible and therefore easy to keep clean so that contamination influences on the quality of the cutting material to be processed can be minimized or - with careful operation - even eliminated.

A particularly compact design of the carriage foot allow in particular the two-part construction and the geometric arrangement of the partition. The geometry of the support by upwards against the first partition wall portion as well as to the side against the second partition wall section provides in connection with the third Abstütztort on the slide a stable three-point bearing with optimum balancing of forces and torques especially in the over the operating condition tilted maintenance position of the support plate sure.

The slicing machine according to the invention can be designed both as a vertical cutter and in the form of a slanted cutter.

Particularly preferred is an embodiment of the disc cutting machine according to the invention, is arranged in the operating state of the center of gravity of the support plate between the cutting plane and the first support element. Due to this geometric distribution of the torques, a support of the slide foot from below against the first partition wall section is made possible without problems.

An even more effective protection of the Schlittenfußbereichs the disc cutting machine against contamination from the food sector (and vice versa) and thus a further improved hygiene ensures an embodiment of the invention, in which the first partition wall portion is folded down edge side down so that the first support member from the folded portion the first partition wall section is covered to the outside.

Embodiments of the disc cutting machine according to the invention in which the second partition wall section together with further parts of the machine housing and a removable base plate have an at least splash-tight sealed installation space for receiving drive parts and / or electronic elements are advantageous with regard to further improvement of hygiene Slicer forms. As a result, a protection of sensitive components against harmful external influences such as splashing or dusting is guaranteed.

In a preferred and easy to manufacture further development of these embodiments, a device for cutting thickness adjustment of the cutting material is provided, which is actuated via an adjusting device arranged in the space, the passage area of the device should be sealed by the machine housing at least splash-proof.

An increased variability in the geometric design of the disc cutting machine according to the invention and in their operation offer embodiments in which at least a portion of the support elements is fixed at an adjustable distance to the partition on Schlittenfuß.

In practice, embodiments of the disc cutting machine according to the invention, in which at least a part of the support elements is designed as rollers or sliding pins, as they are usually available commercially.

Advantageous in the handling are developments of these embodiments, which are characterized in that the rollers or sliding pins are adjustable by thread or eccentric.

In particularly preferred embodiments of the disc cutting machine according to the invention, the partition in the region of at least some support points of the support elements on a - preferably replaceable designed - sliding support or rail. The Sliding supports can in particular be constructed as metal strips made of steel, brass, etc., which are fastened within the guide installation space and form a smooth sliding surface. Thus, a protection against wear of the partition is effected, which ultimately contributes to a long shelf life. Interchangeability makes it possible to easily carry out any necessary repairs.

In the partition wall in the region of at least some support points of the support elements can be applied or formed directly in compact and technically easy to manufacture embodiments of the invention.

A further advantageous embodiment of the disc cutting machine according to the invention is characterized in that the slide rail is mounted or fixed at its two opposite end faces in each case in an end wall of the machine housing, and that the two end walls cover the front side of the guide space enclosed by the partition wall. These measures ensure on the one hand optimum absorption of the torques acting on the two partition wall sections and, on the other hand, a further improvement in hygiene by minimizing the effects of contamination.

In stable developments of this embodiment, the partition wall additionally in the guide space projecting reinforcing ribs for receiving the forces occurring during operation of the disc cutting machine according to the invention.

Finally, an embodiment of the slicing machine according to the invention is also preferred, in which the support plate in the support surface for the sliced material has a juice groove for draining liquid. This sliced juice prevents the uncontrolled escape of meat juice from the support surface while cutting sausage or meat products by catching and draining the juice.

Further features and advantages of the invention will become apparent from the following detailed description of embodiments of the invention with reference to the figures of the drawing, which shows details essential to the invention, and from the claims. The individual features may be implemented individually for themselves or for a plurality of combinations in variants of the invention.

In the schematic drawing embodiments of the invention are shown, which are explained in more detail in the following description.

Fig. 1a

einen schematischen Vertikalschnitt in einer Ebene senkrecht zur Schneidebene des Kreismessers durch eine als Vertikal-Schneider ausgeführte Variante der erfindungsgemäßen Scheibenschneidemaschine im Betriebszustand mit horizontal heruntergeklappter Auflageplatte;

Fig. 1b

die Ausführungsform nach Fig. 1a mit hochgeklappter Auflageplatte;

Fig. 2a

einen schematischen Vertikalschnitt durch eine Schräg-Schneider ausgeführte Variante der erfindungsgemäßen Scheibenschneidemaschine im Betriebszustand mit horizontal heruntergeklappter Auflageplatte; und

Fig. 2b

die Ausführungsform nach Fig. 2a mit hochgeklappter Auflageplatte.

Show it:

Fig. 1a

a schematic vertical section in a plane perpendicular to the cutting plane of the circular blade by a running as a vertical cutter variant of the disc cutting machine according to the invention in the operating state with horizontally folded down support plate;

Fig. 1b

the embodiment according to Fig. 1a with folded support plate;

Fig. 2a

a schematic vertical section through an oblique cutter running variant of the disc cutting machine according to the invention in the operating state with horizontally folded down support plate; and

Fig. 2b

the embodiment according to Fig. 2a with folded up support plate.

In the figures of the drawing are details of two embodiments (vertical cutter in the FIGS. 1a, 1b and slant-cutters in the FIGS. 2a, 2b ) the electrically operated, usually automatic disc cutting machine 10 according to the invention; 20 for cutting slices of particular stranded cutting material, preferably food represented. The slicing machine 10; Each has a cutting device, which in a machine housing 11; 21 rotatably mounted, in a cutting plane E; E ' rotating circular blade 12; 22 includes. Next belongs to the slicing machine 10; 20, a substantially flat platen 13; 23 with support surface for laying the cutting material, the carriage 14; 24 is worn, which via a carriage 14a; 24a along a rigid with the machine housing 11; 21 connected slide rail 15 c; 25c parallel to the cutting plane E; E 'guided and parallel to the plane A; A 'of the support plate 13; 23 is movable.

How out Fig. 1a it can be seen, the support plate 13 is in the illustrated vertical cutting machine 10 in a horizontal position in which it, for example via a screw, rigidly attached to the carriage 14. Accordingly, the support plate 23 of in Fig. 2a shown inclined cutting machine 20 tilted in the operating state obliquely against the horizontal. In the Figures 1b 2b, this attachment is in each case released and the support plate 13; 23 - about for cleaning or maintenance purposes - about a horizontal pivot axis S; S ' relative to the carriage 14; 24 tilted.

Alternatively, however, the slicing machine according to the invention may also - in the case of embodiments not specifically illustrated - be designed as a slanted cutting machine with a different tilt angle, wherein a pivoting possibility of the support plate will likewise be provided there.

For fixing the support plate 13; 23 in unverschwenkter position in the operating state of the disc cutting machine 10 according to the invention; 20 are closure elements V; V 'provided such as screws or bolts.

The carriage foot 14a; 24a is over at least two support elements 15a, 15b; 25a, 25b against the machine housing 11; 21 movably supported, which at least partially between the support plate 13; 23 and slide foot 14a; 24a extending partition 16; 26 , which on its the support plate 13; 23 facing away from a guide space F; Partially encloses F ' , in which also the slide rail 15c; 25c is arranged.

According to the invention, the support elements 15a, 15b; 25a, 25b within the guide space F; F 'slidably received and supported against the carriage 14; 24 remote surface of the partition 16; 26, wherein the first support element 15a; 25a in the operating state of the slicing machine 10; 20 on the Carriages 14; 24 facing away from the surface of a first partition wall portion 16a; 26a of the partition wall 16; 26, which is below the platen 13; 23 parallel to the plane A; A 'of the support plate 13; 23 extends, supported from below, and wherein the partition wall 16; 26, a second partition wall portion 16b; 26b , opposite to the first partition wall portion 16a; 26a angled straight ( FIGS. 1a, 1b ) or oblique ( FIGS. 2a, 2b ), wherein the second support element 15b; 25b laterally against the second partition wall portion 16b; 26b is supported.

In the in the FIGS. 1a and 2a illustrated operating state of the slicing machine 10; 20 is the center of mass of the support plate 13; 23 between the cutting plane E; E 'and the first support member 15a; 25a arranged.

The first partition wall portion 16a; 26a is each edge (such as straight or oblique) bent downwards so that the first support member 15a; 25a from the folded portion of the first partition wall portion 16a; 26a is covered to the outside.

The second partition wall portion 16b; 26b forms together with other parts of the machine housing 11; 21 and a removable bottom plate 17; 27 an at least splash-tight sealed space B; B ' for receiving drive parts and / or electronic elements of the disc cutting machine 10; 20th

As a rule, a device 18; 28 may be provided for adjusting the cutting thickness of the cutting material, which has a in the installation space B; B 'arranged adjustment 19; 29 is actuated, wherein the passage area of the device 18; 28 through the machine housing 11; 21 is sealed at least splash-proof. For this purpose - in the drawing only schematically illustrated - sealing elements D; D 'be provided.

The supporting elements 15a, 15b; 25a, 25b are preferably at the carriage 14a; 24a be attached that their distance from the partition 16; 26 is adjustable. They may be embodied in embodiments of the invention as rollers or sliding pins, which are adjustable in particular via thread or eccentric. In addition, the partition wall 16; 26 in the region of the supporting points of the supporting elements 15a, 15b; 25a, 25b have a preferably replaceable sliding support or rail or it can in the partition 16; 26 raceways applied or molded. These elements are not specifically shown in the drawing.

In the figures of the drawing is merely indicated that the slide 15c; 25c at its two opposite end faces in each case in an end wall W; W 'of the machine housing 11; 21 may be stored or attached, wherein each of the two end walls of the partition 16; 26 enclosed guide space F; Cover F 'on both sides of the front. Not shown in particular in the drawing are of the partition 16; 26 outgoing, in the management space F; Prominent reinforcing ribs.

Likewise, embodiments are not drawn, in which the support plate 13; 23 has a juice groove for draining liquid in the support surface for the cutting material.

Claims (13)

1. Electrically operated slicing machine (10; 20) for cutting slices from a product, especially one in loaf form and preferably a food product, with a slicing device which comprises a circular knife (12; 22) mounted rotatably in a slicing plane (E; E') in a machine housing (11; 21), and with a carriage (14; 24) which carries a substantially flat rest plate (13; 23) with a rest surface for supporting the product and which is guided parallel with the slicing plane (E; E') by a carriage foot (14a; 24a) along a slide rail (15c; 25c) fixedly connected to the machine housing (11; 21) and is traversable parallel with the plane (A; A') of the rest plate (13; 23), the carriage foot (14a; 24a) being supported movably against the machine housing (11; 21) by at least two support elements (15a, 15b; 25a, 25b), and the machine housing (11; 21) having a partition wall (16; 26) which runs at least partly between the rest plate (13; 23) and the carriage foot (14a; 24a) and, on its side facing away from the rest plate (13; 23), partly surrounds a guide-assembly space (F; F') in which the slide rail (15c; 25c) is arranged,
   characterized in that
   the at least two support elements (15a, 15b; 25a, 25b) are accommodated displaceably within the guide-assembly space (F; F') and bear against the partition wall (16; 26), the first support element (15a; 25a) bearing from underneath, in an operating condition of the slicing machine (10; 20), on the surface of a first partition section (16a; 26a) of the partition wall (16; 26) facing away from the carriage (14; 24) and running underneath, and parallel with the plane (A; A') of, the rest plate (13; 23), and in that the partition wall (16, 26) has a second partition section (16b; 26b) running straight or obliquely downwards at an angle to the first partition section (16a; 26a), the second support element (15b; 25b) bearing laterally against the second partition section (16b; 26b).
2. Slicing machine according to Claim 1, characterized in that, in the operating condition of the slicing machine (10; 20), the centre of gravity of the rest plate (13; 23) is between the slicing plane (E; E') and the first support element (15a; 25a).
3. Slicing machine according to either of the preceding claims, characterized in that the first partition section (16a; 26a) is cranked at its edge so that the first support element (15a; 25a) is outwardly covered by the cranked region of the first partition section (16a; 26a).
4. Slicing machine according to any one of the preceding claims, characterized in that the second partition section (16b; 26b) forms, together with other parts of the machine housing (11; 21) and a removable bottom plate (17; 27), an at least splashproofly sealed-off enclosure (B; B') to accommodate drive components and/or electronic elements of the slicing machine 10; 20).
5. Slicing machine according to Claim 4, characterized in that a device (18; 28) for adjusting the thickness of the slices is provided, and is operable by a setting device (19; 29) arranged inside the enclosure (B; B'), the area where the device (18; 28) passes through the machine housing (11; 21) being at least splashproofly sealed off.
6. Slicing machine according to any one of the preceding claims, characterized in that at least part of the support elements (15a, 15b; 25a, 25b) is attached to the carriage foot (14a; 24a) at an adjustable distance from the partition wall (16; 26).
7. Slicing machine according to any one of the preceding claims, characterized in that at least part of the support elements (15a, 15b; 25a, 25b) takes the form of rollers or slide pins.
8. Slicing machine according to Claim 7, characterized in that the rollers or slide pins are adjustable by means of screw threads or cams.
9. Slicing machine according to any one of the preceding claims, characterized in that the partition wall (16; 26) has a preferably replaceable slide rest or rail in the region of at least some support points of the support elements (15a, 15b; 25a, 25b).
10. Slicing machine according to any one of the preceding claims, characterized in that bearing tracks are mounted or formed in the partition wall (16; 26) in the region of at least some support points of the support elements (15a, 15b; 25a, 25b).
11. Slicing machine according to any one of the preceding claims, characterized in that the slide rail (15c; 25c) is mounted or attached at each of its two opposite ends in an end wall of the machine housing (11; 21), and in that the two end walls cover at both ends the guide-assembly space (F; F') surrounded by the partition wall (16; 26).
12. Slicing machine according to Claim 11, characterized in that the partition wall (16; 26) has stiffening ribs jutting into the guide-assembly space (F; F').
13. Slicing machine according to any one of the preceding claims, characterized in that the rest plate (13; 23) has a juice channel for liquid run-off in the product rest surface.

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