JP2002034460A - Method and machine for producing rice cake - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method for producing rice cakes that can largely save the labor and time required in the aging work and a rice cake-producing machine therefor. SOLUTION: In the process for producing rice cakes, the aging step is allowed to intervene between the drying step for pieces of cake dough with hot air blow and the cake pieces-baking step and the atmospheric temperature and the dough pieces-conveying speed are controlled, while the pieces of rice cake dough are conveyed to the baking step. In another embodiment, prior to the aging step, the cooling step may be allowed to intervene between the hot air-drying step and the aging step. In the rice cake-producing machine, a machine unit for aging is arranged between a rice cake piece drier that dry them with hot air blow and a rice cake-baking device and the aging is carried out, while the pieces of rice cake dough dried in the drier are conveyed to the baking device.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for producing rice crackers such as rice crackers and an apparatus for producing rice crackers.

[0002]

2. Description of the Related Art Conventionally, to manufacture rice crackers such as rice crackers, rice cracker dough cut into various shapes and thicknesses is placed on a wire mesh lower conveyor and transported in a hot air drying chamber. After having been dried by hot air, through the step of firing in the firing device, before firing in the firing device,
Adjust the moisture inside and outside of the rice confectionery dough dried with hot air using a hot air drying device, or adjust the moisture of the rice confectionery dough that is arranged on the conveyor under the skein and dried in the hot air drying room. In order to achieve this, it is usual to go through a skein process.

[0003] It is an important step to adjust the moisture content and to make the moisture uniform by using this skein in order to prevent cracks and sharks during firing. Conventionally, rice confectionery dough that has been dried by hot air using a hot air drying device is placed in a container, a carton box, or the like, and left for several hours to several dozen hours to several tens of hours. The inside and outside water was adjusted and the moisture of rice crackers was adjusted to make the water uniform.

[0004] Rice confectionery dough is thin (0.
5 to 1.5 mm thick), medium (1.5 mm to 3.0 mm thick)
Thick) and thick (thickness of 3.0 mm or more), and the average aging time of these rice crackers is represented by the following table.

[0005]

[Table 1]

[0006] The minimum time required for the skein is a time during which a rice cracker can be produced for the time being, and usually the optimal time is employed to improve the quality of the rice cracker.

[0007]

In the conventional kneading process, the rice confectionery dough which has been hot-air dried with a hot-air drying device is taken out, taken out by a conveyer, packed in a container or a cardboard box or the like, and placed for several hours. Since it was left for several tens to several tens of hours, besides requiring time and setting time for that purpose, the rice cake dough after the setting process was taken out of a container or a cardboard box and placed on a wire mesh conveyor of a firing device. There was a problem that the labor of rearranging was also required.

SUMMARY OF THE INVENTION An object of the present invention is to greatly reduce the labor and time conventionally required for a skewing operation.
It is an object of the present invention to provide a method and an apparatus for producing rice confectionery.

[0009]

According to the present invention, in order to achieve the above-mentioned object, the present invention relates to a step of placing a skein between hot-air drying and baking of rice confectionery dough. The rice confectionery dough which has been finished is transferred to a baking process while adjusting the ambient temperature and the transfer speed.

In this case, the present invention is characterized in that a rice confectionery dough which has been dried with hot air is transferred to the rice skein process before the rice skein process, and a hot squeeze process is performed.

[0011] The present invention is also characterized in that the respective manufacturing processes from die-cutting of the rice confectionery dough to drying with hot air, cooling, aging and baking are performed while transferring the rice confectionery in an aligned state. I do.

[0012] The present invention is further characterized in that a hot air drying chamber and a drying chamber are provided in the rice confectionery dough drying chamber.

In this case, according to the present invention, a heating chamber can be further provided between the hot air drying chamber and the erecting chamber.

[0014] The present invention also provides a baking device for transferring rice cake dough, which has been hot-air dried by the hot-air drying device, to the baking device between the baking device and the hot-air drying device for baking rice cake dough. It is characterized by having been provided.

In this case, according to the present invention, there can be provided between the hot-air drying device and the baking device, a hot-warming device that heats the rice confectionery dough after hot-air drying.

According to the present invention, there is provided a heating apparatus, comprising: a heating chamber provided in a drying chamber of the drying apparatus; and a rice confectionery cake which is moved in the heating chamber and dried with hot air. And a baking device for transferring the rice confectionery dough dried by hot air to the baking device, and all or a portion of the periphery of the baking device. It can be composed of a cover that covers a part.

The invention further provides the lower skein conveyor wherein the surface of the wire mesh conveyor is covered with a cloth sheet, and the cover is provided above the lower skein conveyor, and the upper surface and both sides thereof are provided. It can be constituted by an upper conveyor for skeins made of cloth to be covered, and in this case, a cover for covering the periphery of the lower conveyor for skeins can be a fixed cloth sheet.

[0018] The skein chamber can be provided by being partitioned by a heat insulating panel below an upper hot air drying chamber provided above the drying apparatus.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The drawings show an embodiment of the present invention. In FIGS. 1 to 5, a reference symbol A indicates a rice confectionery dough which is a part of a rice confectionery manufacturing apparatus represented by, for example, a rice cracker. 3 shows a drying device. As shown in FIG. 4, the drying apparatus A has a long drying chamber 1 having a length of 80 m to 200 m, in which a skeleton 2 is covered with a heat insulating panel 3. The illustration is largely omitted. In the drying apparatus A, an intermediate portion of the drying chamber 1 is vertically partitioned by a heat insulating panel 4 in the longitudinal direction, and the upper side is used as a hot-air drying chamber 5 and the lower side is used as a sneaking chamber 6. Between the heating chamber 6 and the hot-air drying chamber 5, there is provided, as particularly shown in FIG. The sleeping chamber 6 may be provided over the entire length of the long drying chamber 1 or may be a part of the drying chamber 1. The illustrated one is a part of the drying chamber 1.

The drying device A comprises a hot-air drying device B, a hot-cooling device C and a baking device D.
In the hot air drying chamber 5, a large number of heaters 8 and a large number of hot air stirring fans 9 are installed over substantially the entire length, and almost all of the internal volume of the hot air drying chamber 5 is used. .. Are suspended in a plurality of stages over the entire length. Each stage of the wire mesh conveyor 10 has a driving roller 11 and an end roller 12 at both ends thereof, and only the uppermost wire mesh conveyor 10 is led out through an inlet 5 a formed at one end of the hot air drying chamber 5. , Die cutting device 13
Is suspended on rollers 14 installed below the transfer conveyor.

Drive roller 11 of each wire mesh conveyor 10
(Although they are alternately arranged on the left and right sides), the outer periphery of the wire mesh conveyor 10 from the upper wire mesh conveyor 10
The next stage transfer means 15 which transfers rice confectionery is provided. Of course, the next-stage transfer means 15 may be provided on the end roller side in some cases. To transfer rice confectionery on the upper wire mesh conveyor 10 to the next wire mesh conveyor 10, in particular, as shown in FIG. 3, the wire mesh conveyor 10 is connected to the portion where the wire mesh conveyor 10 is suspended by the drive roller 11. For example, the transfer endless conveyor 16 made of, for example, a campus cloth is configured to be lightly pressed into contact with the wire mesh conveyor 10 and the transfer endless conveyor 16 so as to sandwich the rice confection and transfer the rice confection to the next wire mesh conveyor 10. A conveyor 17 for taking out rice confectionery from the drying chamber 1 is provided below the right end of the end roller 12 at the lowermost stage of the hot air drying chamber 5 as shown in FIGS. Is provided.

The wire mesh conveyor 10 is shown in FIGS.
As shown in the figure, the guide rail 2a attached to the skeleton 2
In order to slide on the upper side, a pair of left and right endless chains 18 provided opposite to each other are connected by a plurality of crossbars 19 arranged at equal intervals, and a stainless steel or zinc wire net 20 is connected to the crossbars 19. It is tied up with a wire (not shown) of the same material and is attached.
a is attached.

The rice confectionery dough subjected to the hot-air drying in the hot-air drying chamber 5 is transferred to the lower conveyor 21 for skein through lower transfer means 22 installed on the lowermost drive roller 11 of the hot-air drying chamber 5. Thermal insulation panel 4 between hot air drying room 5
Then, it moves through the portion of the heat-dissipating chamber 7 without the upper and lower partitions, and eventually moves into the erecting chamber 6 partitioned by the heat insulating panel 4 between the hot-air drying chamber 5 and the hot-air drying chamber 5. The cooling device C is composed of a cooling chamber 7 having no partition between the upper and lower portions of the drying chamber 1 and a lower conveyor 21 for moving in the cooling chamber 7. As shown in FIGS. 6 and 8, the lower conveyor 21 for skein is placed on the upper surface of the wire mesh 26 of the wire mesh conveyor having the same structure as the wire mesh conveyor 10 of FIG. Sheet 2
The rice confectionery material which has been dried with hot air is placed on the campus sheet 24 and transported.
Campus sheet 24 goes to crossbar 25 wire mesh 2
6 are tied together using a wire 26a. Note that the designation symbol 25a is an endless chain.

The lower conveyor 2 is provided in the skein room 6.
An upper conveyor 27 for skein is provided at a short interval on the upper side of the skein. As shown in FIGS. 7 and 8, the upper conveyor 27 for skeins is formed by binding a campus sheet 29 to each crossbar 28 attached at equal intervals to an endless chain 28a with a wire 29b. The cover 30 is formed by hanging both ends of the campus sheet 29 from both sides thereof to form a hanging portion 29a, and bringing the hanging portion 29a into contact with the upper surface of the lower conveyor 21 for skewing.

The length of the sleeping room 6 depends on the type, shape and thickness of the rice cracker dough, but is about 30 m in the embodiment.
It is. The distance between the lower conveyor 21 for the skein and the upper conveyor 27 for the skein is 2.5 cm in the embodiment.
It is. The skein device D comprises a skein chamber 6, a lower skein conveyor 21, an upper skein conveyor 27, and a cover 30 composed of a hanging portion 29a. It is conceivable to cover the periphery of the lower conveyor for skein as a cover made of a cloth campus sheet.

At the end of the skeining chamber 6, as shown in FIG. 2, a lower transfer means 32 is provided which acts on the end roller 31 of the lower skein conveyor 21. In the lower transfer means 32, particularly in FIG.
As shown in (1), it is transferred while being aligned with the lower take-out conveyor 33, taken out from the drying device A and transferred to the firing device E. The rice confectionery dough goes through a baking process by the baking device E, is seasoned and dried, and is further put into a bag to be a product.

[0027]

DESCRIPTION OF THE PREFERRED EMBODIMENTS 1.2 mm thick and 3 cm wide by die cutting device 13
The rice confectionery dough, which has been die-cut, is arranged and placed on a wire mesh conveyor 10 and transferred to a hot air drying chamber 5 in the drying chamber 1.
2 and transferred to the lower conveyor 21 for the skein, and the length of about 10 m in the heating chamber 7 is transferred over a little over 1 minute to cool the heat. After moving to the skein room 6 where the ambient temperature is maintained, and being wrapped between the skein upper conveyor 27, about 5 to 6
It takes about a minute, and the lower conveyor 3
It was taken out of the drying chamber 1 via the take-out conveyor 33 and sent to the sintering apparatus E, where it was baked while being transported by a wire mesh conveyor (not shown) of the sintering apparatus E.

The baked rice confectionery was obtained without cracks or sharks, and was then eaten after being seasoned and dried, and had the same hardness and texture, taste, A flavored product was obtained.

In the above embodiment, the length of the heating chamber and the length of the skein chamber, the moving speed of the lower skein conveyor, the ambient temperature and humidity of the skein chamber and the skein chamber, etc. Naturally, it differs depending on the diameter and the like.
In the above description, thin rice crackers were described. However, by changing the conditions as described above, medium and thick rice crackers can be handled. The campus sheet has the advantage that foreign matter can be prevented from mixing into the rice cracker dough,
If this point can be solved, it is not limited to campus seats,
Other blankets or fabrics may be used. In addition, the periphery of the lower conveyor for skeins, particularly the upper part and both sides thereof, may be covered with a campus sheet, a blanket, other fabrics, and various materials in a fixed tunnel state without providing the upper skein conveyor for movement.

[0030]

The present invention is configured as described above.
The following effects can be obtained.

According to the first and sixth aspects,
When manufacturing rice confectionery, the conventional manual laying operation can be automatically performed while transferring the rice confectionery dough without stagnating the dough. It can save a lot of trouble and time.

According to the second aspect of the present invention, the temperature of the rice confectionery dough dried in the hot air can be lowered in the heating chamber before the rice confectionery dough is transferred to the heating chamber, so that the length of the heating chamber can be saved. Its structure can be simplified.

According to the third aspect of the present invention, the rice confectionery dough is transferred while being aligned from the die-cutting process to the baking process. It is also possible to omit the labor of packing rice confectionery dough into a container, a cardboard box, or the like, or removing and aligning the dough on a conveyor.

According to the fourth, fifth, seventh, and eighth aspects, the whole manufacturing apparatus can be made compact.

According to the ninth aspect of the present invention, the inside and outside of the rice confectionery dough which has been hot-air-dried and is arranged on the lower skein conveyor while the lower skein conveyor moves in the cover. Of the rice confectionery dough and the moisture control of the rice confectionery dough.

According to a tenth aspect of the present invention, there is provided a ninth aspect.
With the same effect as described above, it is possible to prevent the moving skein upper conveyor from causing temperature unevenness in the skewing process.

According to the eleventh aspect, it is possible to obtain an effect that the configuration of the stretching device is simplified.

According to the twelfth aspect, it is easy to set the temperature of the sneaking chamber, and it is possible to produce an effect that the configuration of the entire manufacturing apparatus becomes compact.

[Brief description of the drawings]

FIG. 1 is a plan view of a rice confectionery manufacturing apparatus according to the present invention in which an intermediate portion is omitted.

FIG. 2 is a partial cross-sectional front view of the rice confectionery manufacturing apparatus according to the present invention in which an intermediate portion is omitted.

FIG. 3 is an explanatory view schematically showing a part of a next-stage transfer unit and a lower-stage transfer unit of the rice confectionery manufacturing apparatus according to the present invention.

FIG. 4 is an enlarged vertical sectional view of a drying device of the rice confectionery manufacturing apparatus according to the present invention.

FIG. 5 is a partial plan view of a wire mesh conveyor of the rice confectionery manufacturing apparatus according to the present invention.

FIG. 6 is a perspective view of the rice confectionery manufacturing apparatus according to the present invention with a part of the lower conveyor for skein mounted.

FIG. 7 is a perspective view of an upper conveyor for rice skein of the rice cracker manufacturing apparatus according to the present invention.

FIG. 8 is an enlarged explanatory view of a part of the upper conveyor and the lower conveyor of the rice confectionery manufacturing apparatus according to the present invention.

[Explanation of symbols]

 Reference Signs List A drying device B hot-air drying device C hot-cooling device D heating device E baking device 1 drying room 2 skeleton 3 heat-insulating panel 4 heat-insulating panel 5 hot-air drying room 6 heating room 7 heat-cooling room 13 die-cutting device 15 next-stage transfer means 17 lower stage 17 Transfer means 21 Lower conveyor 22 for skein 22 Lower transfer means 24 Campus sheet 27 Upper conveyor 29 for skeins 29 Campus sheet 29a Hanging part 30 Cover 32 Lower transfer means

────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] July 26, 2000 (2007.2
6)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0002

[Correction method] Change

[Correction contents]

[0002]

2. Description of the Related Art Conventionally, rice confectionery such as a rice cracker has been manufactured by placing rice confectionery dough cut into various shapes and thicknesses on a wire mesh conveyor made of wire mesh and transporting it in a hot air drying chamber. After being dried, it passes through a step of baking in a baking apparatus.Before baking in the baking apparatus, water inside and outside of the rice confectionery dough that has been hot-air dried using a hot-air drying apparatus, and a wire mesh in a hot-air drying chamber. Normally, the rice confectionery dough which is arranged on a conveyor and dried with hot air is subjected to a waking process in order to adjust the water content and to make the water uniform.

Claims (12)

[Claims] 1. A confectionery step between a hot-air drying step and a baking step of a rice confectionery dough. A method for producing rice confections, wherein the method is performed by adjusting the transfer speed. 2. The method according to claim 1, further comprising, before the skeining step, a step of simmering the rice confectionery dough that has been dried with hot air while transferring the confectionery dough to the skeining step. Production method of rice crackers. 3. The method according to claim 1, wherein the rice confectionery is removed from the rice confectionery dough, dried in hot air, heated, baked, and baked while the rice confectionery is transferred in an aligned state. Confectionery manufacturing method. 4. An apparatus for producing rice crackers, wherein a hot-air drying chamber and a sleeping chamber are provided in the rice cracker dough drying chamber. 5. The rice confectionery manufacturing apparatus according to claim 4, wherein a heating chamber is further provided between the hot air drying chamber and the skein chamber. 6. A skewing device for transferring rice confectionery dough that has been hot-air dried by the hot-air drying device to the sintering device, between the hot-air drying device and the baking device for the rice confectionery dough. A rice cracker manufacturing apparatus, characterized by the following. 7. The rice confectionery according to claim 6, wherein a heating device for heating and cooling the rice confectionery dough after hot air drying is provided between the hot air drying device and the baking device. Manufacturing equipment. 8. The heating device includes a heating chamber provided in a drying chamber of the drying device, and a rice confectionery dough which is moved in the heating chamber and dried with hot air to the nesting chamber. The rice confectionery manufacturing apparatus according to claim 7, characterized in that the apparatus comprises a use conveyor. 9. The skein device comprises a lower skein conveyor for feeding hot air dried rice confectionery dough to the baking device, and a cover for covering all or a part of the periphery of the lower skein conveyor. The rice confectionery manufacturing apparatus according to claim 6, characterized in that: 10. The lower conveyor for skein comprising a wire mesh conveyor whose surface is covered with a cloth sheet, and the cover is provided above the lower conveyor for skein, and covers the upper surface and both sides thereof. The rice confectionery manufacturing apparatus according to claim 9, wherein the rice confectionery manufacturing apparatus is configured by an upper conveyor for skein. 11. The rice confectionery manufacturing apparatus according to claim 9, wherein the cover covering the periphery of the lower conveyor is a fixed cloth sheet. 12. The drying apparatus according to claim 4, wherein said squeezing chamber is provided by being partitioned by a heat insulating panel below an upper hot-air drying chamber provided above said drying apparatus. An apparatus for producing rice confection according to the above.