KR20020092096A - Screw extruder and convenience method for producing rice-shaped grain for popped cereal by the same - Google Patents

Abstract

PURPOSE: A process of preparing the titled artificial rice by mixing black rice flour, mulberry leaves powder, Angelica archangelica powder, etc. with wheat flour using a screw extruder is provided, thereby producing artificial rice for a puffed grain product in a simple manner. CONSTITUTION: The screw extruder comprises: a raw material supply part(13); a raw material descending duct(14) disposed at the lower end of the material supply part to supply material to a body; a water supply part(15) disposed on the outer side of the material descending duct to supply water to raw material; a screw body(16) disposed at the lower end of the water supply part and divided into three parts(16a,16b and 16c); a screw(17) which is inserted into the inside of the body, formed by an extrusion part(20) at a front end part and connected to a gear box(12) at a rear end part: a cutting part(21) formed by contacting with the outside of front end surface of the extrusion part; and heating jacket(19) and cooling jacket(18).

Description

Screw extruder and convenience method for producing rice-shaped grain for popped cereal by the same}

The present invention relates to a screw extruder and a method for manufacturing a simple spout frying in a simple method using the same, and more specifically, a body in which a single screw or twin screw is installed is divided into three parts. On the outer circumferential surface of the body, heating and cooling jackets are provided, so using a compression molding machine that can change the set temperature of each body, 100% of wheat flour or colored rice (black rice) powder, which is a functional material in a mixture of wheat flour, jade powder and starch The present invention relates to a method for producing a general artificial flavor for frying or a artificial frying for frying containing a nutritional and functional ingredient by a simple process by extruding and mixing a raw material mixed with mulberry leaf powder and fresh super flour.

Generally, grains such as rice, barley, and corn are swelled by heating, pressurizing and releasing them at once in a sealed fryer, or swelling the starch, or gelatinized dough by gelatinizing and stirring selected wheat flour. It is manufactured by extruding and slicing in an automatic type molding machine to produce artificial rice and then expanding.

For example, wheat flour containing 80% or more of gluten is uniformly gelatinized for 5 minutes by steam heat at 90 ° C., followed by rapid cooling and stirring by adding cooling water to prepare a gel dough. Into the hopper of a single screw extruder and add a small amount of soybean oil to the rice-shaped particles by the cutter when the extruded raw material is put into a hopper of a single screw extruder. After cutting and cutting, the finely divided particles are put in a hot air dryer and dried at 70 to 90 ° C. for about 1 hour, and then swelled for 10 seconds at 100 ° C. or higher to prepare hot-fried confectionery (Korean Utility Model Registration No. 100196 and Korean Patent No. 116187) and starch-containing cereal powder (glutin content of less than 10% of the impact wheat flour) to increase and luxury; Adding water and stirring to increase viscosity; Steaming, compressing, and spraying rice bran oil in a single screw extrusion machine to chop rice-shaped particles; And a method of manufacturing hot frying by drying step (Korean Patent No. 249910).

However, the above-described methods include the following steps: 1) steaming and starching the starch of wheat flour with steam heat; 2) process of increasing gelatinization, steaming and viscosity in an upright rotary agitator; 3) steaming, extruding, cutting and shaping in an extrusion machine; 4) Because it is a four-step process such as drying in a hot air dryer, the process is complicated and manpower and energy consumption are many problems.

In addition, confectionery such as tempura is not beneficial to the human body in terms of nutrition because it is prepared by the addition of sugars, pigments, flavors and preservatives.

Therefore, the present inventors can prepare a hot dip in a simple process, and in addition, as a result of earnest research to find a method for manufacturing a hot dip artificial flavor containing nutritional and functional ingredients, the present inventors use the extrusion molding machine If the steaming, gelatinization, viscosity increase, molding, etc. as a whole process can be produced artificial frying for frying, the manufacturing process is simple, and also colored flour (black powder), mulberry leaf powder and fresh vinegar, which are functional materials such as wheat flour The present invention has been completed by discovering that the artificial flavoring for boiled frying, which contains nutrition and functional ingredients, can be produced by a simple process by mixing the same.

Accordingly, it is an object of the present invention to provide an extrusion machine that can produce a simple steaming artificial flavor in a simple process.

It is another object of the present invention to provide a method for producing a general artificial seasoning for the simple steaming in a simple process using the above-mentioned extrusion molding machine.

It is another object of the present invention to provide a method for preparing a simple seasoning functional artificial seasoning containing nutrition and functional ingredients.

1 is a cross-sectional view of an extrusion molding machine used in the present invention.

FIG. 2 is an enlarged cross-sectional view of 30 part of FIG. 1 when the single screw 17 is used.

3 is a front view of a cross section taken along the A-A plane of FIG. 2.

FIG. 4 is an enlarged cross-sectional view of 50 part of FIG. 2 when the single screw of the bow type screw is used.

FIG. 5 is an enlarged cross-sectional view of 50 parts of FIG. 2 when a single screw of a single screw is used.

FIG. 6 is an enlarged cross-sectional view of 30 part of FIG. 1 when the twin screw 17 is used.

FIG. 7 is a front view of a section taken along the line B-B in FIG. 6. FIG.

※ Name of code for main part of drawing

10: Extrusion Machine 11: Drive Motor

12: gearbox 13: raw material supply

14: material feed down container 15: water supply

16: body 17: screw

18: cooling jacket 19: heating jacket

20: extruded portion 21: cut portion

22: control unit 31: inlet

32: electric resistance heater 33: outlet

34: fastening

In order to achieve this object, the extrusion molding machine according to the present invention is divided into three parts the body is provided with a single-axis or twin-screw, the heating jacket and the coolant with electrical resistance heater on the outer peripheral surface of each body It is provided with a cooling jacket that can flow is characterized in that the set temperature of each body is set differently.

In addition, the manufacturing method of the artificial frying for frying in the present invention is the step of supplying the mixed raw material to the extrusion molding machine while adding water to the raw material of 100% wheat flour or 97wt% mixed with wheat flour, starch and jade flour and 3wt% functional material ; Extruding the mixed raw material through the extruder; And drying the extrudate.

Hereinafter, the present invention will be described in more detail.

The present invention is divided into three parts the main body is provided with a single-axis or twin-shaft screw, and the outer circumferential surface of each body is provided with a heating jacket equipped with an electric resistance heater and a cooling jacket through which the coolant can flow. As it uses a compression molding machine that can change the set temperature of each body, it is possible to achieve the process of steaming raw materials with steam heat and the process of increasing the gelatinization, steaming, and viscosity in the stirrer without any separate mechanical operation. Because the process is simple.

The artificial seasoning for frying of the present invention may be prepared using 100% wheat flour, or may be prepared by mixing 97% of a mixture of wheat flour, jade flour and starch with a functional material 3%. At this time, the mixing of the functional material in the amount of 3% takes into account the economic aspects such as the price when splatter is marketed.

Functional material added to supplement the nutrition in the method of the present invention is natural pigments to inhibit aging due to the antioxidant activity, a lot of iron as a blood element, and various physiology such as cerium (Se) and essential amino acids to prevent liver cell destruction Colored fine powder (black fine powder) containing a large amount of active substance; 50 kinds of minerals, including calcium, rich in fiber, glutamine and other amino acids, GABA (GABA, γ-aminobutyric acid), rutin (rutin) ingredients have excellent efficacy in preventing and treating adult diseases mulberry leaf powder; And fresh vinegar, which is rich in germanium, vitamin B ₁₂ , and chlorophyll, which is said to be an element of life.

In the method of the present invention, the functional materials are used in the same way as the grains of wheat flour such as wheat flour to 80 to 100 mesh to facilitate mixing.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, with reference to FIG. 1, the extrusion molding machine 10 used for the artificial rice manufacturing method of this invention is demonstrated. As shown, the extrusion molding machine 10 includes a raw material supply unit 13 for supplying a raw material; Located in the lower end of the raw material supply unit 13, the raw material lowering container 14 for supplying the raw material to the body; A water supply unit 15 formed in contact with an outer side of the raw material down container 14 to supply water to the raw material; A screw body (16) located at the bottom of the water supply and supported by a frame and divided into three parts (16a, 16b and 16c); A screw 17 inserted into the body 16 and having an extruded part 20 formed at a front end thereof, and having a gear box 12 connected at a rear end thereof; A cutting part 21 formed in contact with an outer end surface of the extrusion part 20; And a control unit 22, in which the screw 17 is a single screw, a single screw extruder, and in the case of a twin screw, a twin screw extruder.

The body 16 is composed of a first body 16a, a second body 16b, and a third body 16c as compared with a conventional body consisting of a single body, and the outer peripheral surface of these bodies 16a, 16b, 16c The heating jacket 19 and the cooling jacket 18 are respectively wound up. In the heating jacket 19, there is an electric resistance heater 32 to heat the body 16, the cooling water 31 flows in the cooling jacket 18 can adjust the temperature of the body 16 to the set temperature. . Flanges are formed at both ends of the first, second, and third bodies 16a, 16b, and 16c, respectively, and are integrally formed by fastening with bolts and nuts. The first body 16a is bolted to the gearbox 12, and likewise the third body 16c is connected to the extrusion part 20. The control unit 22 is a part for controlling the temperature and the rotation speed of the screw.

On the other hand, in the body 16, a screw 17 is installed and connected to the gearbox 12, the screw 17 is a biaxial screw and a single screw (see Figure 2) that can be rotatably engaged with each other can be used, These screws are all of Drcreasing Pitch type.

The single screw (FIG. 2) has a diameter of 120 mm and is formed long to have a length by diameter ratio of about 12 degrees. The screw structure is a three-thread screw type, which combines the screw factors into feed screw elements of various leads and kneading blocks having various types of angles. It is formed to select screw screw.

When a single screw is used, the inside of the trunk 16 is dry (15% or less of water content) when expanded, and the uneven structure of the screw is bowed (see Fig. 5), and when wet (30% or more of water content) is expanded. It consists of a square (see Fig. 6) is mixed, melted, compressed, and expanded at high temperature and high pressure by frictional heat while being transferred between the bones of the screw.

The twin screw is elongated to have a length by diameter ratio of about 15 degrees. The screw structure is a combination of three screw type continuous flight and kneading screw factors such as the same shape cut flight screw, and the screw screw is selected according to the characteristics of the raw material and the purpose of processing. do.

When using a twin screw, the interior of the body 16 has a double annular cross-sectional structure so that the twin screw can be installed. In addition, irregularities are formed on the inner circumferential surface of the trunk 16, and the gap with the screw 17 is minimized to prevent the raw material from adhering to the inner circumferential surface of the trunk 16 and remaining.

As in the extrusion machine using a single screw, the raw material is mixed and melted at high temperature and high pressure by frictional heat while being transferred along the groove of the inner peripheral surface of the trunk 16 and the valley of the screw 17 in the twin screw. ) Gelatinization, compression, expansion

On the other hand, a plurality of extrusion holes are formed in the extruded portion 20, and are connected to and fixed to the third body 16c with bolts.

Using the single-axis or twin-screw extrusion machine described above, the artificial scoop for simple frying of the present invention is produced. The method is specifically described below.

1. First process: preparation and mixing of raw materials

Prepare 100% wheat flour, or grind the functional material black rice, mulberry leaves and fresh vinegar into 80 ~ 100 mesh, and then prepare a raw material mixed with 97wt% wheat flour and 3wt% functional material powder.

2. Second Process: Extrusion

After the raw material prepared in the first process is added to the raw material supply part 13 of the extrusion molding machine 10 shown in FIG. 1, the mixture is rotated while the screw 17 is rotated by driving the driving motor 11. 14) When coming down through the water supply unit 15 is supplied with water so that the water content of the raw material is 20 to 25wt%. The mixture is fed into the body 16 and conveyed along the interior of the body 16 by screws 17. At this time, the temperature inside the first body 16a is maintained at 60 to 70 ° C. with the cooling jacket 18 and the heating jacket 19 wrapped outside the body 16 so that mixing and luxury are carried out simultaneously. The internal temperature of the body 16b is maintained at 80 to 100 ° C. to be steamed, and the internal temperature of the third body 16c is maintained at 110 to 150 ° C. so that luxury steamed products swell and compress by high temperature and high pressure. Be sure to

A molded product extruded through a rice-shaped extrusion hole having a length of 5 mm × a width of 0.8 mm formed in the extruded portion 20 is cut by a 1,800 rpm rotating knife at the cut portion 21 to prepare artificial rice.

3. Third process: drying

The finished product is dried by drying 20 minutes at 110-120 ° C., 20 minutes at 100 ° C., and 20 minutes at 90 ° C. for 20 minutes, so that the moisture content of the extruded artificial rice is 10-11%.

The artificial rice prepared by the above-mentioned method can be expanded to obtain a hot dip.

As described above, according to the method of manufacturing artificial seaweed of the present invention, general artificial seaweed for frying or the artificial seaweed for frying containing nutritional and functional ingredients can be prepared by a simple process.

Claims (6)

A raw material supply unit 13 for supplying raw materials; Located in the lower end of the raw material supply unit 13, the raw material lowering container 14 for supplying the raw material to the body; A water supply unit 15 formed in contact with an outer side of the raw material down container 14 to supply water to the raw material; A screw body (16) located at the bottom of the water supply and supported by a frame and divided into three parts (16a, 16b and 16c); A screw 17 inserted into the body 16 and having an extruded part 20 formed at a front end thereof, and having a gear box 12 connected at a rear end thereof; A cutting part 21 formed in contact with an outer end surface of the extrusion part 20; And It includes a control unit 21, The screw is a single screw or twin screw, The three bodies are provided with a heating jacket (19) having an electric resistance heater (32) on the outer circumferential surface and a cooling jacket (18) through which cooling water can flow. Supplying the raw wheat flour to an extrusion molding machine while adding water; Extruding the wheat flour through the extrusion molding machine of claim 1; And drying the extrudate; In the extrusion molding of the raw material, the temperature inside the first body 16a of the extrusion machine is 60 to 70 ° C, the internal temperature of the second body 16b to 80-100 ° C, and the inside of the third body 16c. Method for producing artificial flavor for frying, characterized in that the temperature is maintained for 110 to 150 ℃ made for 15 to 20 seconds. The method of claim 1, wherein the raw material is a mixed raw material obtained by mixing 97% of wheat flour and 3% of a functional material. The method of claim 2, wherein the functional material is 3% by pulverizing colored rice, mulberry leaf powder and fresh vinegar in 80 to 100 mesh. The method of claim 1, wherein the step of drying the extrudate is carried out so that the moisture content is 10 to 11%. The method of claim 1, wherein the extrusion machine is a twin-screw extruder or a single-screw extrusion machine.