JPS60241881A - Method for molding food and apparatus therefor - Google Patents

Abstract

PURPOSE:To obtain a processed food in high yield, by advancing a kneaded material between a pair of rotating rolls provided in front of an extruder, and molding the material into a shape formed by both rotating rolls. CONSTITUTION:A material 7, e.g. confectionery, is kneaded in an extruder 1, and extruded through a die 4 into a gap (Z) between a support roller 2 and a filter roller 3, and the material 7 is advanced while being expanded or foamed at the outlet of the die 4. On the other hand, an additive adjusted in an additive tank 6 is sprayed into a fan shape on the material 7 molded from an opening 18 through a filter 21 by a compressor 27 to carry out the so-called seasoning. The material 7 is made to form continuously an uneven shape according to the surface shape of the rollers 2 and 3 and cut into a given size by cutter plates 20 provided at the filter roller 3.

Description

Detailed Description of the Invention [Technical Field] The present invention relates to a food forming method for continuously forming processed foods, confectionery, and other foods exhibiting various appearances, shapes, dimensions, characteristics, etc. into predetermined shapes, and a method thereof. Regarding equipment.

[Prior art]

Traditionally, processed foods and foods such as confectionery have been widely modified to have a predetermined appearance, shape, dimensions, characteristics, etc. to increase their product value. Methods and forming apparatus have been used.

However, these conventionally used molding methods and molding devices have a wide variety of appearances.

In order to obtain the shape, etc., it is necessary to use a lot of equipment and manpower, and the molding process takes time and requires a large space. Moreover, since it is necessary to go through many processes before the molding is completed, there are disadvantages in that there are many waiting processes and the molding takes even more time. There were also problems from the front.

In addition, in the case of sweets, etc., if they are cut after being expanded and molded, and the body pot and honey rack are seasoned with soy sauce, molasses, etc. in a machine, the expanded or foamed layer exposed on the cut surface will be There were inconveniences such as soy sauce, molasses, etc. penetrating more than the surrounding skin layer, resulting in a partially thick layer and a loss of quality.

To solve this problem, hand painting or application before cutting is performed, but the former is inefficient and requires manpower.
The quality also lacks stability, and in the latter case, with conventional methods and equipment, the molding process becomes long, it is easy to break when cut, the cut surface is too conspicuous, and the yield of the product is poor. This caused problems such as:

[Purpose of the invention]

The purpose of the present invention is to give a predetermined appearance to the material kneaded with an extruder.
A method and apparatus for molding food products by isopressure molding, which can easily produce high-quality products with a wide variety of appearances and shapes compared to conventional methods.
It is an object of the present invention to provide a method and an apparatus for molding a food product that can mold the food product so that the food product has nine dimensions, characteristics, etc.

[Structure of the invention]

The structure of the present invention is that, in the food forming method of the first invention, materials are kneaded in an extruder and sequentially extruded from a die, and the materials are pushed between a pair of rotating rollers arranged in front of the extrusion from the die. The food forming apparatus of the second invention includes an extruder that sequentially extrudes the kneaded material from a die. and a pair of rotating rollers that are arranged close to the front of the extruded material from the die and form the shape of the extruded material.

〔Example〕

Embodiments of both the first and second inventions will be described below with reference to the drawings. FIG. 1 is a sectional view showing the relationship between the extruder and the rotating roller in the embodiments of the first and second inventions, FIG. 2 is a perspective view of the rotating roller, and FIG. FIG. 4 is a cross-sectional view showing the feeding process, and FIG. 4 is a cross-sectional view of a modified example of the rotating roller.

For convenience of explanation, the food molding apparatus of the second invention will be explained first. The apparatus in this embodiment mainly includes an extruder 1, a pair of rotating rollers 213, a die 4 attached to the outlet side of the extruder 1, a conveyor 5 arranged on the outlet side of the rotating rollers 2 and 3,
It also consists of an additive tank 6.

The extruder 1 kneads food ingredients 7 such as processed foods and confectionery by rotating a screw 8, and extrudes the kneaded material from a die 4 into a predetermined shape (in the illustrated example, a flat plate shape). The illustrated example shows a book in which the material 7 is for use in puffed confectionery, foamed foods, etc., and the material 7 is extruded from the high-pressure die 4 to the outside under atmospheric pressure, causing the material to foam.

In the pair of rotating rollers 2 and 3, the lower rotating roller 2 serves as a support roller, and the upper rotating roller 3 serves as a filter roller. The support roller 2 #i is rotatably supported at both ends by bearings 9 (one end is not shown), and the goo 91
0 is rotated by a motor 12 via a rotating belt 11. On the surface of this support roller 2, lines A for forming the material 7 are provided in an uneven shape. still,
This support roller 2 may be provided with a Teflon coating (Teflon coating is applied to improve mold release properties) or may be provided with an air port for blowing out mold release air.

Further, this support roller 2 is provided with a gear 13 on one end side and has a T.
o#), which also serves as a driving shaft that transmits the rotational force of the motor 12 to the filter roller 3.

The filter roller 3 is composed of a cylindrical body 15 fixedly supported at both ends by a bearing 13 and a rotary joint 14, and a rotating weight 6 fitted on the outer periphery of the cylindrical body 5, and covered with a protective cover 31. The cylindrical body 15 is provided with a supply hole 17 along the longitudinal direction for an additive such as molasses to be sprayed or applied to the material 7, and the additive is placed below the supply hole 17 on the support row 22 side. An opening 18 is provided for supply. This opening 18
As shown in the figure, the opening angle is set at a predetermined angle from directly below the supply hole 7 to the die 4 side so that the additive can be supplied with a constant width to the material 7 immediately after it exits the die 4 and starts expanding or foaming. It is provided with.

The rotating body 16 has a cylindrical shape, with a predetermined number of cutter plates 20 installed at a predetermined distance between grooves 19a provided in the lid body 19 at both ends.

In the illustrated example, four cutter plates 20 are provided at 90 degree intervals, but the invention is not limited to this example, and the number of cutter plates 20 may be changed by increasing or decreasing the number of grooves 19a. Good too.

A filter 21 is arranged between the cutter plates 20. This filter 21 is for filtering the additive material supplied from the supply hole 17 of the cylindrical body 15, and is made of metal such as stainless steel. It is only necessary to select the one with the least amount. Further, one lid body 19 is provided with a gear 22, and a) a support roller 2 is provided.
It is a trap so that the rotational force of the motor 12 is transmitted by meshing with the gear 13 of the motor 12. Note that this rotating body 16 is fitted into the cylindrical body 15 with a slight gap X.
can serve as a return path for the remaining attachment material.

The rotary joint 14 has an additive supply port 23 that communicates with the additive supply hole 17 provided in the cylinder 15 of the filter roller 3, and a return seal 24 that communicates with the gap X between the cylinder 15 and the rotating body 16.
It is equipped with The filter roller 3 is connected to the rotating body 16 and communicated with the gap X by a connecting member 25.

The support roller 2 and the filter roller 3 are spaced apart from each other by the blade height of the cutter plate 20, as shown in the figure. In the gap 2 between the rollers 2 and 3, uneven shapes such as lines A provided on the circumferential surfaces of the rollers 2 and 3 form a molding shape for the material 7. Therefore, by appropriately changing the surface shape of both rollers 2 and 3, the material 7 can be freely formed. Note that the material 7 can be cut not only on the cutter plate 20 but also on the support roller 2 as shown in FIG. However, after finishing the processing, the material 7 may be folded at the recessed portion. Furthermore, although not shown, a dense coating member is provided on the surface of the filter 21 of the filter roller 3, and the additive material supplied from the supply hole 17 is gradually oozed out to form the material 7.
It is also possible to smear it on the surface.

The additive tank 6 is equipped with a stirring device 26 that stirs the additive such as molasses therein, and a pump or compressor 27 that sends the additive to the filter roller 3 via the rotary joint 14. In addition, when the additive material is conveyed by compressed air pressure, it is also possible to adjust the ratio of a small amount of the additive material and air and send it out in the form of a mist, for example.

Next, FIGS. 1 to 4 show the method for forming food according to the first invention.
This will be explained with reference to the figures.

First, a predetermined amount of material 7 is put into the extruder 1, the screw 8 is rotated to knead it, and the kneaded material 7 is sequentially pushed from the die 4 into the gap Z between the support roller 2 and the filter roller 3. put out. The material 7 is expanded or foamed on the exit side of the die 4 and is pushed between the inner rollers 2 and 3.

On the other hand, the stirrer 26) is stirred in the additive tank 6! The additives whose properties have been made uniform by mixing are sent to the additive supply port 23 of the rotary joint 14 by a pump or compressor 27. The additive enters the feed hole 17 within the rotary joint 14 and enters the opening 18.
From the filter 21, a substantially fan-shaped jet I! The evening blows out.

For the material 7 extruded from the die 4, the inner rollers 2 and 3
Before being pushed into the space, the above-mentioned sprayed or blown additive material is deposited and so-called "seasoning" is performed. At this time, additives can also be applied to the material 7 as described above.

The support roller 2 and the filter roller 3 are rotationally driven by the rotation of the motor 12 via gears 13 and 22, so as to sandwich the material 7 that has been pushed into the gap 2 between them. And between I! If the concave and convex shape is formed in a predetermined shape appropriately in accordance with the surface shape of both rollers 2 and 3 in iIZ, it becomes K.

When the filter roller 3 rotates by a certain angle (90 degrees in the illustrated example), the cutter plate 20 comes into contact with the material 7 and gradually cuts into the material 7. The cut material 7 is conveyed on a conveyor 5 to an edge treatment device such as an oven. As explained above, for the material 7, the cutter plate 20 of the filter roller 3 and the support row 2
It is possible to cut the material with the protrusion 30 of No. 2, or to hold the material indented without cutting, or to fold it after forming and processing are completed.

The foods covered by both the first and second inventions above are:
It broadly includes fish paste products, vet food, etc., and the term "materials" broadly includes these materials.

[Effects of the Invention] As explained above, according to the food molding method according to the first invention and the food molding apparatus according to the second invention, compared to the conventional methods and devices, respectively, they are extremely simple, high quality, and The effect is that it is possible to provide foods exhibiting a wide variety of appearances, shapes, dimensions, characteristics, etc.

[Brief explanation of drawings]

FIG. 1 is a sectional view showing the relationship between the extruder and the rotating roller in the embodiments of the first invention and the second invention, FIG. 2 is a perspective view of the rotating roller, and FIG. A sectional view showing the supply, and FIG. 4 is a sectional view showing a modification of the rotating roller. 1... Extruder 2.3... Rotating roller [support roller, filter roller] 4... Die 7... Material 17... Supply hole for additive material 18... Opening 20...
・Cutter plate applicant: Ikegai Iron Works Co., Ltd. Kowa Kogyo Co., Ltd. No. 2

Claims (7)

[Claims] (1) Knead the materials in an extruder and extrude them sequentially from the die,
A food forming method in which the material is pushed between a pair of rotating rollers arranged in front of extrusion from a die, and the material is continuously formed between these rotating rollers into the shape formed by both rotating rollers. (2) The food according to claim 1, wherein the additive is sprayed from at least one of the pair of rotating rollers onto the circumferential surface of the material that has been pushed between both rotating rollers. Molding method. (3) The scope of claim 1 or 2, wherein the material pushed between the pair of rotating rollers is depressed or cut by a protruding member provided on one or both of the pair of rotating rollers. Method of forming the food described. (4) an extruder that sequentially extrudes the kneaded materials through a die;
A food forming device comprising a pair of rotating rollers disposed close to the front of the extruded material from the die and forming a forming shape for the extruded material. (5) The molded shape of the material formed by the pair of rotating rollers is defined by the gap between both rotating rollers and the uneven shape provided on the circumferential surface of both rotating rollers. food forming equipment. (6) At least one of the pair of rotating rollers has a spraying section or an application section for applying the attachment material to the peripheral surface of the material pushed between the two rotating rollers. The food forming apparatus according to item 5. (7) Claims 4, 5, or 5, wherein one or both of the pair of rotating rollers is provided with a protruding member that dents or cuts the material pushed between the two rotating rollers. The food forming apparatus according to any of Item 6.