JP4991461B2 - Rice ball production equipment - Google Patents

Description

  In this invention, for example, cooked rice wrapped with ingredients such as pickled plums, rice cakes, kelp, bonito, etc. is formed into a rice ball that has a plump texture and feels as if it is held by the hand without being hardened during molding. The present invention relates to a rice ball manufacturing apparatus.

  Conventionally, when manufacturing rice balls sold in onigiri sales sections such as convenience stores and supermarkets, rice ball manufacturing equipment using a molded disk is mainly used to form rice balls. Each related machine manufacturer of rice ball manufacturing equipment has also begun to consider how to configure the equipment itself to meet the demand for producing rice balls with a good texture. Is currently open to the public.

  In addition, as a rice ball manufacturing apparatus, a rice ball is produced that wraps rice pickles, rice cakes, kelp, bonito, and other ingredients in the cooked rice, and has a quality similar to that of a hand-made rice ball. The rice ball manufacturing apparatus is provided with a rice cooker, a tool hole forming device, and a tool supply unit that are operated when the molding hole is stopped around a molding disk that has a molding hole around and rotates intermittently. A rice lifter for raising the rice in the molding hole is provided at the lower position of the molding hole subsequent to the supply section, and the upper end of the rice cooked at the upper position of the molding hole in the center is opposed to the rice lifter. A wrapping device for closing and closing the tool hole is provided. The rice ball manufacturing apparatus supplies a fixed amount of cooked rice to a molding hole of a molding disk that rotates intermittently, and molds the rice ball into a predetermined shape by a molding unit disposed around the molding disk (for example, , See Patent Document 1).

  There is also known a food molding apparatus that makes it possible to manufacture a handmade rice ball manufacturing apparatus. The food molding apparatus includes: a supply unit that drops food that has been weighed in a predetermined amount; a central mold that includes the food dropped from the supply unit; and a left mold that is provided on the left side of the central mold The food is received by a frame and a right mold frame provided on the right side of the central mold frame, and the rice on the left mold frame and the cooked rice on the right mold frame are folded back onto the central mold frame. And a forming part for forming the shape into a predetermined shape. In the food molding apparatus, the left mold is composed of a left support mold and a left pressing mold mounted on a left rotation shaft that projects horizontally, and the right mold is projected horizontally. It consists of a right support mold and a right pressing mold mounted on the right rotating shaft, and the left pressing mold and the right pressing mold are rotated based on the rotation of the left rotating shaft and the right rotating shaft. The food is pressed into a predetermined shape with the mold, the right pressing mold, and the center molding mold (see, for example, Patent Document 2).

Japanese Patent No. 3717900 JP 2007-49937 A

  By the way, the above-mentioned rice ball manufacturing apparatus according to the present applicant uses a molding disk, and is an excellent apparatus for mass-producing rice balls of uniform quality. The cooked rice is compressed and molded by the surrounding wall in the molding hole and the upper and lower molding units that operate in the molding hole so that there is no escape in the mold. There was a tendency to be harder and less plump than rice balls. Moreover, in the above rice ball manufacturing apparatus, the operation of supplying the rice to the cooked rice has a hole in the cooked rice, and a person is manually supplying a predetermined tool in the cooked hole. Needless to say, the burden of putting the equipment in was increased. In addition, the above rice ball manufacturing apparatus compresses the cooked cooked rice with the cooked rice in the mold hole at once in the molding hole formed on the molded disk, so the resulting rice ball is hard and has a good texture. It could not be said.

  In addition, recently, the voice of people involved in the rice ball manufacturing industry, including consumers who eat rice balls, has been growing as to whether or not it is possible to produce “handmade plump rice balls” with machines. is there. Therefore, in consideration of the above-mentioned problems, the present applicant re-analyzes the movement of a person holding a rice ball by hand, and in particular, after placing a predetermined ingredient on the cooked rice, As for the movement when folding the rice so as to wrap it and the movement of the mold when forming the rice ball after shaping the rice into a predetermined shape, it is as fluffy as handmade by bringing it as close to the movement of the human hand as possible. I came to the conclusion that I could make a rice ball.

  The object of the present invention is to solve the above-mentioned problems, and the rice containing the ingredients such as umeboshi, rice cake, kelp, bonito and the like is not pressed and hardened by the forming die, and the cooked rice is given a predetermined shape by the forming die. It is configured to be shaped into a rice ball, and it produces a plump and textured rice ball as if it was held by a hand. To change the shape of the rice ball, simply replace it with a predetermined mold. Onigiri manufacturing equipment that can change the shape of the rice balls, and can provide mass production by making the rice balls highly efficient by providing a rotary table on the rotary table. Is to provide.

This invention is a fixed-quantity cooked rice lump supply device that sequentially feeds a predetermined amount of cooked rice lump for one rice ball onto a supply conveyor, and rolls on the cooked rice lump in a running state, and An unrolling device having a plurality of rollers for forming a flat cooked rice having a tool placement portion by unraveling and spreading the cooked rice lump into a predetermined shape, and a predetermined tool on the tool placement portion of the flat cooked rice, respectively. A tool supply station for mounting and forming tool-equipped cooked rice, a rice-folding device for folding the tool in the cooked rice to wrap the tool on the tool-mounted cooked rice with the cooked rice, and the tool was wrapped A molding apparatus comprising a plurality of molds that can be brought into and out of contact with the above-mentioned cooked rice to form the cooked rice into a predetermined shape on a molding conveyor, and a rice ball that is formed by molding the above-mentioned cooked rice. Consists of sending out device It has been,
The ingredient supply station is provided on a rotary table for receiving the flat cooked rice fed from the supply conveyor;
The cooked rice folding device includes a reversible folding mold installed on the same surface as the rotary table adjacent to the periphery of the rotary table, and a folding mold for almost half of the cooked rice on the rotary table. The cooked rice that is moved along the slide guide and that has half of the cooked rice placed on the folding mold is turned over and the half of the cooked rice placed on the tool is reversed. It is related with the rice ball manufacturing apparatus characterized by the rice rice with an ingredient being formed by folding up .

The present invention also provides a fixed-quantity cooked rice lump supply device for sequentially supplying a predetermined amount of rice balls of rice balls on a supply conveyor, rolling on the cooked rice lump in a running state, on the supply conveyor. The unrolling and spreading device comprising a plurality of rollers for unfolding and spreading the cooked rice lump into a predetermined shape to form a flat cooked rice having a tool mounting portion, and a predetermined tool on the tool mounting portion of the flat cooked rice A rice-feeding device for folding the rice into the cooked rice so as to wrap the rice on the rice-mounted rice with the cooked rice. In order to form the cooked cooked rice into a predetermined shape on a molding conveyor, a molding apparatus comprising a plurality of molds capable of contacting and separating from the cooked cooked rice, and the cooked cooked rice is formed. Is it a delivery device that sends out rice balls? Is configured,
The tool supply station is provided on a tool supply conveyor for receiving the flat cooked rice fed from the supply conveyor,
The cooked rice folding device comprises a slidable shutter installed at an end of the tool supply conveyor, and a pair of folding rollers installed below the shutter and rotating in opposite directions, and is fed onto the shutter. Further, when the tool mounted rice is dropped and passed between the folding rollers by retracting the shutter, the tool is folded with the cooked rice and formed into the cooked rice. The present invention relates to a rice ball manufacturing apparatus which is fed onto a forming conveyor.

Furthermore, in this rice ball manufacturing apparatus, the forming mold in the forming apparatus forms a forming front mold for forming the front surface in the traveling direction and the rear surface in the traveling direction for the cooked rice traveling on the forming conveyor. It consists of a rear mold and a pair of molded side molds that mold both sides of the running direction, and the molded front mold and the molded rear mold facing each other position and hold the cooked rice relatively close to each other. At the same time, the pair of molded side dies face each other and move close to each other while making contact with each other in small increments, thereby forming the cooked rice into rice balls having a predetermined shape.

  Since this rice ball manufacturing apparatus is configured as described above, the rice balls can be formed into a plump state in which the rice is wrapped in the rice balls without the rice balls being pressed and hardened. Can be manufactured. In other words, this rice ball manufacturing apparatus is simply an operation of placing a predetermined tool on the flat cooked rice on which the unwound and spread tool placing portion is sent to the tool supply station. The rice ball can be fed easily, and the burden on the worker can be reduced. The movement of the rice ball molding process is controlled by a mold consisting of a front and back mold and a double mold. Just as when wrapping and grasping, the mold is molded into a predetermined shape while repeating the reciprocating motion of fine contact and separation, so that the resulting rice ball becomes a “fluffy” rice ball with a good texture. Furthermore, this rice ball manufacturing apparatus can easily cope with changes in the shape of the rice balls, for example, by simply exchanging the mold only to a desired shape such as a triangle, a straw shape, or a round shape. .

  Embodiments of a rice ball manufacturing apparatus according to the present invention will be described below with reference to the drawings. In this embodiment of the rice ball manufacturing apparatus, generally, a conveyor-type rice ball manufacturing apparatus using a belt conveyor or a conveyor is used to convey the cooked rice shown in FIG. 1, and a rotary table is used to convey the cooked rice shown in FIG. A rotary table type rice ball manufacturing apparatus is described. In the case of a conventional rice ball manufacturing apparatus that uses a molded disk, when the shape of the rice ball is changed, the entire formed disk is replaced when the mold is changed. , It is a molding device that uses a plurality of pairs of molds. When changing the shape of a rice ball, it can be handled by replacing only the mold. Compared to rice balls, the type change is simple and the shape of the rice balls can be changed easily, and for the rice ball manufacturing plant that requires the production of small and high-mixed rice balls, there is a problem in terms of work space. The cost can be greatly reduced, and a great merit is exhibited.

  As shown in FIG. 1 or FIG. 2, this rice ball manufacturing apparatus generally (A) measures the amount of cooked rice stored in a cooked rice container, that is, a hopper 44, and supplies a predetermined amount of cooked rice lump a onto the feed conveyor 7. Uncooked rice supply device 1, (B) Uncooking device 2, 9 comprising rollers 8 and 9 for unrolling cooked rice a on the supply conveyor 7 and forming it into a flat cooked rice b having a tool mounting portion g. C) Tool supply stations 3B and 3R (generally 3) for placing a predetermined tool c on the spread flat cooked rice b by human hand, (D) The tool-mounted cooked rice d on which the tool c is placed Rice cooker 4B, 4R (generic name is 4) which wraps and wraps the ingredient c while wrapping the ingredient c with the cooked rice, (E) Molding apparatus 5, which molds the cooked cooked rice e into a rice ball f of a predetermined shape with the molding die 12. ) Sending conveyor to carry out rice balls f that are formed by forming cooked rice e And a delivery device consisting of 28 (not shown).

  As an embodiment of this rice ball manufacturing apparatus, a fixed-quantity cooked rice supply device 1, a spreader device 2, an ingredient supply station 3B, a cooked rice folding device 4B, and a molding device 5 will be described with reference to FIG.

  As shown in FIG. 1 and FIG. 8 to FIG. 11, the fixed-quantity cooked rice feeder 1 sequentially feeds a predetermined amount of cooked rice chunk a corresponding to one rice ball f onto the feed conveyor 7. . The fixed-quantity cooked rice supply device 1 measures a cooked rice sensor 47 for detecting the cooked rice h fed from the conveyor 45 to the hopper 44, and a predetermined predetermined amount of cooked rice lump a. A pair of opposed shutters 46 provided at the lower end of the hopper 44 are provided for supplying the rice mass a to the supply conveyor 7. The hopper 44 mainly includes a front plate 57, a rear plate 58, and a pair of cooked rice feed plates 48. The pair of cooked rice feed plates 48 are operated so as to be able to move in the horizontal direction and move up and down in order to feed the cooked rice h from the hopper 44. As shown in FIG. 10, the cooked rice feed plate 48 moves up and down via a roller 52 and a lever 51 as the cam 50 rotates. When the cooked rice feed plate 48 is lowered, the cooked rice feed plate 48 is forcibly lowered by the rotation of the cam 50. However, when the cooked rice feed plate 48 is raised, the cooked rice feed plate 48 is lifted by the spring force of the spring 49. It is configured. Further, the opening / closing operation of the pair of cooked rice feed plates 48 is performed by moving the pair of slide blocks 91 on the slide shaft 53 as shown in FIG. When the cooked rice feed plate 48 is closed, it is achieved by the spring force of the spring 54, and when the cooked rice feed plate 48 is opened, it is achieved by the movement of the cams 55 and 56 (FIG. 10). The pair of cooked rice feed plates 48 rises in an open state apart from each other, and the hopper 44 receives the cooked rice h fed from the conveyor 45. At this time, the shutter 46 is in a state where the lower end of the hopper 44 is closed (FIG. 8). Next, the pair of cooked rice feed plates 48 come close to each other, and the shutter 46 closes and lowers with the lower end of the hopper 44 open, and when a predetermined amount of cooked rice h descends downward, the pair of shutters 46 moves to the hopper. A predetermined amount of cooked rice h is cut off by closing the lower end of 44 and dropped onto the supply conveyor 7 as a quantified cooked rice cake a (FIG. 9).

  The unrolling device 2 is a rolling state roller 8 for forming a running rice lump a supplied on the supply conveyor 7 into a flat cooked rice b that has been unrolled into a predetermined shape. And a roller 9 in a rolling state for forming a vertical groove-shaped tool mounting portion g on the flat boiled rice b (see FIG. 3). Two rollers 8 are disposed in the front and rear in the traveling direction, and the two rice balls 8 ensure that the cooked rice cake a is formed into a flat cooked rice b. The roller 9 fulfills the function of forming a groove-shaped tool placement portion g at the center of the flat cooked rice b. Since the tool placement portion g has a groove shape, the tool c can be easily placed. As shown in FIG. 1, the flat cooked rice b provided with the ingredient placement portion g is conveyed from the supply conveyor 7 to the receiving plate 33 installed adjacent to the end of the supply conveyor 7 by the operation of the transfer member 24. Then, the flat cooked rice b is transported from the receiving plate 33 to the tool supply conveyor 10 by the operation of the transfer member 25. The tool supply conveyor 10 is provided with a tool supply station 3B. The flat cooked rice b sent to the tool supply station 3B is placed on a tool mounting portion g of the flat cooked rice b by a manual operation at the tool supply station 3B.

  In the ingredient supply station 3, the ingredient placing rice d in which the ingredient c is placed on the ingredient placing part g of the flat cooked rice b is carried by the ingredient supply conveyor 10, and the tip of the ingredient supply conveyor 10 is fed by the rice sensor 32. The passage is detected. According to the detection signal of the tool-equipped cooked rice d by the cooked rice sensor 32, the tool-mounted cooked rice d wraps the tool c with the tool-equipped cooked rice d by the preforming device 6 comprising the pre-molding mold 30 and the preformed mold 31. It is preformed into a predetermined shape that is easy. First, after the tool-equipped cooked rice d on the tool feed conveyor 10 passes, the pre-molding mold 30 descends toward the rear surface of the tool-placed cooked rice d on the tool-mounted conveyor 10, The tool-equipped cooked rice d is pushed against the pre-molded die 31 while being fed onto the front shutter 21. The pre-molding mold 30 is moved up and down with respect to the cooked rice d through a lever (not shown) by operation of an air cylinder (not shown), and another air cylinder (not shown). The operation proceeds to the pre-molded mold 31 through a slide guide (not shown) to move the tool-equipped cooked rice d. By pre-molding the tool-equipped cooked rice d, the periphery of the tool-mounted cooked rice d is preformed into a predetermined shape in which the tool c can be easily folded (see FIG. 4, the predetermined shape is a triangle).

  Next, as shown in FIGS. 5, 12, and 13, the preformed cooked rice d is folded into half on the side on which the tool c is placed, and formed into cooked cooked rice e. In the cooked rice folding device 4B, the preformed cooked rice d on the shutter 21 falls downward as the shutter 21 moves and the upper surfaces of the pair of folding rollers 22 and 23 open. At that time, while being supported by the inward rotation of the pair of folding rollers 22 and 23, the tool-mounted cooked rice d is bent from the center so as to wrap the tool c and guided to the chute 29 on the molding conveyor 17. Fall. The reciprocating motion of the shutter 21 is performed by being guided by a guide 66 through a roller 60 and a lever 61 that are operated by driving an air cylinder 59. The folding rollers 22 and 23 are operated by driving a motor 62 installed on a support base 89 fixed to the frame 90. The folding rollers 22 and 23 rotate in opposite directions as indicated by arrows through gears 63, 64, and 65 rotated by a motor 62, wrap the ingredient mounted rice d, wrap the ingredient c in the rice, and enter the ingredient rice. e is guided by the chute 29 and dropped downward, and the cooked cooked rice e is conveyed to the forming conveyor 17 (18, 19).

  Next, the shaping | molding apparatus 5 is demonstrated with reference to FIG. 6, FIG. 7, FIG. The cooked rice d is formed into a cooked cooked rice e in which the cooked c is folded through the cooked rice folding device 4B, and the cooked cooked rice e is transported from the cooker supply conveyor 10 to the molding conveyor 17 and provided on the molded conveyor 17. The formed device 5 is finally formed into a rice ball f having a predetermined shape. The molding device 5 includes a molding die 12 including a molding front die 13, a molding rear surface die 14, and a pair of molding side surface dies 15 and 16 positioned between the molding front die 13 and the molding rear surface die 14. In the molding apparatus 5, the same mechanism that operates the molding front mold 13 and the molding rear mold 14 on both sides, that is, right and left with the molding conveyor 17 as the center, is installed in the frame 75. The molding side molds 15 and 16 are separately provided on both sides with the molding conveyor 17 as the center, and are swung by a swinging device 85. As shown in FIGS. 16 and 17, the swing device 85 is formed by reciprocating on the slide rail 77 via a lever 76 that swings around a pin 78 by driving the air cylinder 80 to open and close. The side molds 15 and 16 are swung. In addition, this rice ball manufacturing apparatus performs a reciprocating motion in a state in which it is in close contact with and separated from the molded side molds 15 and 16 in order to make it the same as when a person holds the cooked cooked rice e by hand. 17. The molding side molds 15 and 16 rotate the gears 82 and 83 by driving the motor 84, and the movement is swung from the lever 76 through the pin 79 via the roller 81. The molded front mold 13 and the molded rear mold 14 are opposed to each other through the cooked rice e, and the molded front mold 13 approaches the molded post mold 14 to position and hold the cooked cooked rice e. The linear reciprocating motion by the air cylinder 67 and the rack 68 is configured to make a circular motion through the link 70, 71, 72, 73 and the joint plate 74 that swing with the rotation of the pinion 69 and the pinion 69 meshing with the rack 68. ing. As shown in FIG. 6, the operation of the forming die 12 in the forming apparatus 5 is as follows. When the cooked cooked rice e into which the tool c is folded is brought to a fixed position, the rear mold 14 moves downward from above. Then, the cooked cooked rice e is held, and then the molded front mold 13 moves downward from above, and the molded cooked rice e is molded before and after the molded front mold 13 and the molded rear mold 14. Next, as shown in FIG. 7, a pair of molded side surface molds 15 and 16 are formed in small increments with respect to the cooked cooked rice e in which the front and rear surfaces of the cooked cooked rice e are positioned and held by the molded front mold 13 and the molded rear mold 14. Then, the cooked cooked rice e is molded into a rice ball f having a predetermined shape. After the main forming of the cooked rice e is finished and the finished rice ball f is formed, the rice ball f is released from the front and rear surface molds 13 and 14 and the molded side surface molds 15 and 16 to the delivery conveyor 28. Sent out.

  Next, another embodiment of the rice ball manufacturing apparatus will be described with particular reference to FIG. This rice ball manufacturing apparatus mainly includes a fixed-quantity cooked rice supply device 1, a spreader device 2, an ingredient supply station 3R, a cooked rice folding device 4R, and a molding device 5. In this embodiment, the unfolding device 2, the ingredient supply station 3R, the cooked rice folding device 4R, and the forming device 5 are configured in two rows for mass production of the rice balls f. It is not necessary to be limited, and it is needless to say that one row or three or more rows may be configured according to the manufacturing efficiency of the rice balls f. In this embodiment, the fixed-quantity cooked rice supply device 1 and the molding device 5 are substantially the same as those in the above-described embodiment, and therefore, a duplicate description thereof is omitted. In this embodiment, a rotary table 11 installed on a main body frame 37 is used. In addition to the rotary table 11, a pair of molding conveyors 18 and 19 are assembled on the main body frame 37. The conveyor 43 is installed. The rotary table 11 is provided with a tool supply station 3R, a preforming device 6, and a rice rice folding device 4R.

  The fixed-quantity cooked rice supply device 1 of this embodiment feeds a predetermined amount of cooked rice lump a for a rice ball f in two rows to the supply conveyor 7, and for that purpose, A conveyor 39 is built in between the supply conveyor 7. The cooked rice chunk a from the fixed-quantity cooked rice feeder 1 is supplied onto the conveyor 39, and the two adjacent cooked rice chunks a on the conveyor 39 are sequentially fed from the conveyor 39 together onto the feed conveyor 7 together. The cooked rice lump a transferred onto the supply conveyor 7 is unrolled into a predetermined shape by the unrolling and spreading device 2 installed on the transfer conveyor 8. The unrolling and unfolding device 2 unrolls the cooked rice lumps a placed in two rows on the supply conveyor 7 into a predetermined shape and spreads them to form a flat cooked rice b. A pair of rollers 8 and a pair of rollers 9 in a rolling state on a flat cooked rice b that has been spread out to form a vertical groove-shaped device mounting portion g disposed downstream of these rollers 8. It is composed of The two rows of flat cooked rice b unrolled and unrolled by the unrolling device 2 are fed together from the supply conveyor 7 onto the rotary table 11 installed on the main body frame 37 by the transfer member 24.

  The rotary table 11 is provided with a tool supply station 3R, a pre-forming device 6, and a cooked rice folding device 4R. The rotary table 11 receives and carries two pieces of cooked rice at a time, so it rotates intermittently. Yes. To the flat cooked rice b transported to the tool supply station 3R, a predetermined tool c determined in advance by the manual operation of the person is supplied to the tool placing portion g to form a tool-equipped cooked rice d. Two adjacent ingredient-equipped cooked rice d is preformed by the preforming device 6, and then the ingredient c is wrapped together with the ingredient-equipped rice d on the rotary table 11 by the rice rice folding apparatus 4R. e is formed. The preforming device 6 includes a pair of preforming dies 20 in which a pair of bottomed recesses 36 for receiving the tool-mounted rice is formed. The pre-molding mold 20 constitutes a collapsing mold 41 in which one pre-molding mold 20 holds the ingredient-mounted rice d on the rotary table 11 in the recess 36 and moves outward in the radial direction of the rotary table 11. The pre-molding mold 20 constitutes a folding mold 40 that receives the tool-equipped cooked rice d moved by the gathering mold 41 at the recess 36. When the tool-equipped cooked rice d is moved toward the folding mold 40 by the gathering die 41, the tool-carrying cooked rice d is preformed into a predetermined shape that can be easily wrapped with the tool-equipped cooked rice d.

  As shown in FIGS. 18 to 20, the cooked rice folding apparatus 4 </ b> R is particularly equipped with a folding mold 40 provided on a frame 87 around the rotary table 11 on the almost same surface as the rotary table 11, and the mounting on the rotary table 11. A gathering die 41 for moving the cooked rice d to the periphery of the rotary table 11 is provided. The assembling die 41 is configured to be guided by the slide guide 42 so as to move outward in the radial direction of the rotary table 11, that is, to move to the periphery (FIG. 18). The folding mold 40 and the gathering mold 41 are formed with a recessed portion 36 with a bottom for receiving two pieces of ingredient-mounted cooked rice d. Half of the tool-carrying cooked rice d on which the tool c is not placed is moved onto the folding die 40 by the operation of the gathering die 41 (FIG. 19), and then the air cylinder 88 provided on the frame 87 is activated. The folding mold 40 is inverted about the reversing shaft 86, and half of the ingredient placed rice d on the folding mold 40 is covered with the ingredient placed rice d on the rotary table 11 to form the ingredient rice e. (FIG. 20). Since the cooked rice e is sequentially received one by one from the rotary table 11, it is transferred by transfer members 26 and 27 onto two rows of forming conveyors 18 and 19 provided adjacent to the rotary table 11.

  Further, on the molding conveyors 18 and 19, molding apparatuses 5 similar to those in the above-described embodiment are provided. The cooked cooked rice e transferred to the molding device 5 on the molding conveyors 18 and 19 is finally formed into rice balls f of a predetermined shape by the molding device 5 in the same manner as in the above embodiment. The rice balls f on the forming conveyor 19 are transferred to the conveyor 43 by the transfer member 34, and then transferred from the conveyor 43 to the forming conveyor 18 by the transfer member 35. Rice balls e containing ingredients are formed by both molds 12 and the rice balls f are collected on the forming conveyor 18, and the collected rice balls f are fed from the forming conveyor 18 to the delivery conveyor 28, and are sent by the delivery conveyor 28. It is sent to a predetermined place.

  This rice ball manufacturing apparatus is preferably applied to, for example, a business rice ball manufacturing apparatus for manufacturing rice balls by molding them into a plump state without pressing and hardening the onigiri.

It is a schematic plan view which shows one Example with which the tool supply station and the preforming die were provided on the conveyor about the rice ball manufacturing apparatus by this invention. It is a schematic plan view which shows another Example with which the tool supply station and the preforming die were provided on the rotary table about the rice ball manufacturing apparatus by this invention. It is a front view which shows the unfolding apparatus. It is a schematic explanatory drawing which shows preforming. It is a schematic explanatory drawing which shows a cooked rice folding apparatus. It is a schematic explanatory drawing of the shaping | molding front surface type | mold and shaping | molding rear surface type | mold in a shaping | molding apparatus. It is a schematic explanatory drawing of the shaping | molding side surface type | mold in a shaping | molding apparatus. It is explanatory drawing which shows the time of open | release of the cooked rice feeding plate of a fixed quantity cooked rice supply apparatus. It is explanatory drawing which shows the state which sends out the cooked rice lump of a fixed-quantity cooked rice supply apparatus. It is sectional drawing which shows a fixed-quantity cooked rice supply apparatus. It is sectional drawing which shows the fixed quantity rice supply apparatus in the AA cross section of FIG. It is a front view which shows the specific structure of the cooked rice folding apparatus of FIG. It is a side view which shows the specific structure of the cooked rice folding apparatus of FIG. It is a side view which shows the specific structure of the shaping | molding apparatus of FIG. It is a front view which shows the specific structure of the shaping | molding apparatus of FIG. It is a top view which shows the specific structure of the shaping | molding apparatus of FIG. It is a top view which shows the rocking | fluctuation motion of the shaping | molding side surface type | mold in a shaping | molding apparatus. It is a side view which shows the state before the folding type | mold operation | movement in a cooked rice folding apparatus. It is a side view which shows the state which moved the ingredient mounting rice on the folding type | mold in a cooked rice folding apparatus. It is a side view which shows the state which act | operated the folding type | mold in the cooked rice folding apparatus and wrapped the tool with cooked rice.

DESCRIPTION OF SYMBOLS 1 Fixed rice supply device 2 Unfolding device 3B, 3R Tool supply station 4B, 4R Rice rice folding device 5 Molding device 7 Supply conveyor 8,9 Roller 10 Tool supply conveyor 11 Rotary table 12 Mold 13 Mold front mold 14 Mold rear surface mold 15, 16 Molding side mold 17, 18, 19 Molding conveyor 21 Shutter 22, 23 Folding roller 30 Pre-molding mold 31 Pre-molding mold 40 Folding mold 41 Collapsing mold a Rice cooked b Flat cooked rice c Tool d Tool mounted rice e Rice with ingredients f Rice balls g Equipment placement section

Claims (3)

A fixed-quantity cooked rice lump supply device that sequentially feeds a predetermined amount of rice balls for a rice ball onto a supply conveyor, rolls on the cooked rice lump in a running state to predetermine the cooked rice lump on the supply conveyor Unwinding and spreading device comprising a plurality of rollers for forming flat cooked rice having a tool placement portion that is unfolded into a shape, and placing predetermined tools on the tool placement portion of the flat cooked rice. Ingredient supply station for forming ingredient-equipped cooked rice, rice-rice folding device for folding the ingredient in the cooked rice to wrap the ingredient on the ingredient-equipped cooked rice with the rice, and rice with ingredient in which the ingredient is wrapped From a molding device composed of a plurality of molding dies that can be brought into and out of contact with the above-mentioned cooked rice to be molded into a predetermined shape on a molding conveyor, and a delivery device that feeds a rice ball formed by molding the above-mentioned cooked rice Composed ,
The ingredient supply station is provided on a rotary table for receiving the flat cooked rice fed from the supply conveyor;
The cooked rice folding device includes a reversible folding mold installed on the same surface as the rotary table adjacent to the periphery of the rotary table, and a folding mold for almost half of the cooked rice on the rotary table. The cooked rice that is moved along the slide guide and that has half of the cooked rice placed on the folding mold is turned over and the half of the cooked rice placed on the tool is reversed. A rice ball manufacturing apparatus in which cooked rice is formed by folding it upward . A fixed-quantity cooked rice lump supply device that sequentially feeds a predetermined amount of rice balls for a rice ball onto a supply conveyor, rolls on the cooked rice lump in a running state to predetermine the cooked rice lump on the supply conveyor Unwinding and spreading device comprising a plurality of rollers for forming flat cooked rice having a tool placement portion that is unfolded into a shape, and placing predetermined tools on the tool placement portion of the flat cooked rice. Ingredient supply station for forming ingredient-equipped cooked rice, rice-rice folding device for folding the ingredient in the cooked rice to wrap the ingredient on the ingredient-equipped cooked rice with the rice, and rice with ingredient in which the ingredient is wrapped From a molding device composed of a plurality of molding dies that can be brought into and out of contact with the above-mentioned cooked rice to be molded into a predetermined shape on a molding conveyor, and a delivery device that feeds a rice ball formed by molding the above-mentioned cooked rice Composed,
The ingredient supply station is provided on an ingredient supply conveyor for receiving the flat cooked rice fed from the supply conveyor,
The cooked rice folding device comprises a slidable shutter installed at an end of the tool supply conveyor, and a pair of folding rollers installed below the shutter and rotating in opposite directions, and is fed onto the shutter. Further, when the tool mounted rice is dropped and passed between the folding rollers by retracting the shutter, the tool is folded with the cooked rice and formed into the cooked rice. Contact gripping manufacturing apparatus characterized in that fed on the molding conveyor. The molding die in the molding apparatus includes a molding front mold that molds the front surface in the traveling direction, a molding rear surface mold that molds the rear surface in the traveling direction, and a traveling direction mold for the cooked rice that travels on the molding conveyor. The molding front mold and the molding rear mold which are formed of a pair of molding side molds for molding both side surfaces move and move relatively close to each other while positioning and holding the cooked cooked rice, and the pair of molding side molds The rice ball manufacturing apparatus according to claim 1 or 2, wherein the molds are opposed to each other and moved close to each other in small increments to form the cooked rice into rice balls having a predetermined shape .

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