JPH08266235A - Measuring feeder for cooked rice - Google Patents

Abstract

PURPOSE: To provide a measuring feeder for cooked rice capable of feeding the cooked rice for forming plural kinds of the cooked rices different in the amount without increasing the number of measuring feeders for the cooked rices. CONSTITUTION: This measuring feeder for cooked rice is obtained by installing a timer, etc., setting the operating time of a pair of the first feeding and rotating members according to the amount of the cooked rice to be measured and fed and further measuring and feeding a prescribed' amount of the cooked rice in a method for forming and feeding the cooked rice by extruding the cooked rice fed to a spacing between the pair of the first opposite feeding and rotating members from a lower opening 5 thereunder by the rotation of the pair of the first feeding and rotating members, further extruding the resultant cooked rice outward by the rotation of the respective feeding and rotating members, cutting the extruded cooked rice for each prescribed amount and feeding the cut cooked rice with a conveyor belt 4 provided thereunder.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooked rice metering and feeding device for metering cooked rice to a molding device for various types of cooked rice compacts such as sushi, seaweed rolls, thick rolls, thin rolls, and rice balls, and in particular, seaweed. The present invention relates to a cooked rice metering and supplying device for an automatic cooked rice forming device which automatically measures and molds cooked rice into various predetermined amounts for winding and hand-holding. Further, the present invention relates to a rice forming and supplying device for forming cooked rice in various sizes to containers of different sizes in order to supply a plurality of forming containers such as forming dies having different sizes, in particular, The present invention relates to an automatic cooked rice forming / supplying device for simultaneously forming and supplying a cooked rice molded product having a size of a plurality of minutes to an automatic cooked rice forming machine for nigiri sushi, nigiri rice, thick wrapping, thin wrapping and other cooked rice moldings.

[0002]

2. Description of the Related Art Conventionally, for example, an automatic cooked rice forming apparatus for forming cooked rice on cooked rice bodies such as seaweed rolls, rice balls and nigiri sushi has a pair of endless belts at the exit of a conveyor belt device for feeding cooked rice. Alternatively, a cooked rice metering / supplying device in which a pair of rollers are arranged to face each other is used. For example, in the case of a cooked rice weighing and feeding device having a plurality of pairs of feed rollers, a plurality of pairs of feed rollers are provided so as to sequentially narrow the intervals from the upper side to the lower side in the vertical direction. It forms a rice feed passage that gradually narrows. Since the width of the feed passage for cooked rice is gradually narrowed in this manner, the cooked rice is densely packed while being fed through the feed passage, and the cooked rice is formed into a flow having a substantially constant cooked rice density.

Since the cooked rice flow in which the rice grains are densely packed has a substantially constant density, the cooked rice is supplied almost completely in the process of being continuously discharged through the feed passage through the lower opening. Quantify. Therefore, in this cooked rice feeding device, the cutting machine is driven to cut the flow of cooked rice into a predetermined length, for example, a length corresponding to the amount of one handful of rice, to form a mold for nigiri sushi or the like. , And it is shaped and supplied as nigiri sushi.

[0004]

[Problems to be Solved by the Invention] However, in this way,
The amount of cooked rice supplied by the conventional cooked rice metering device is
Since it is always constant, when manufacturing a plurality of types of cooked rice molded products having different amounts, it is necessary to provide a cooked rice measuring and feeding device for each cooked rice molded product, which is a problem because it requires space.
Even if the amount of cooked rice supplied by the cooked rice measuring and feeding device is increased or decreased according to the amount of cooked rice in the cooked rice molded body, it takes a lot of time to adjust it, which is a problem. An object of the present invention is to solve the problems associated with the replenishment of a plurality of types of cooked rice having different cooked rice amounts in a cooked rice metering and feeding device.

[0005]

DISCLOSURE OF THE INVENTION The present invention provides a cooked rice metering and supplying device capable of supplying cooked rice for a plurality of types of cooked rice molded bodies having different amounts without increasing the cooked rice measuring and supplying device. It is an object. According to the present invention, cooked rice supplied between a pair of opposing first feed rotary members is rotated by rotation of the pair of first feed rotary members, and is discharged from a lower opening below the cooked rice by rotation of each feed rotary member. In the cooked rice forming and feeding method in which the cooked rice extruded in one direction is cut into a predetermined amount and sent by a conveyor belt provided below, the first feed rotation is performed within the first operation time of the first feed rotation member. The amount of the first cooked rice sent from the member to the lower opening is different from the amount of the second cooked rice sent from the first sending rotary member to the lower opening within the second operation time of the next first sending rotary member. The amount of the first cooked rice and the difference of the second cooked rice are in proportion to the difference between the first operating time and the second operating time, which is the method for forming and supplying cooked rice. The present invention relates to a cooked rice conveyer section and delivery of the cooked rice conveyer section. A feed rotation member is provided below the cooked rice, and the cooked rice is sequentially fed downward to form a stream of cooked rice with a high density of cooked rice; and a cutting located below the cooked rice filling feeder. In a cooked rice metering and supplying device having an opening with a machine, a timer is provided in a drive device of a cooked rice feeding rotating member of a cooked rice filling and feeding section.

Further, according to the present invention, a cooked rice conveyer section and a feed rotation member are provided below the sending port of the cooked rice conveyer section so as to face the cooked rice in sequence, and the cooked rice has a high density. In a cooked rice metering and feeding device comprising a cooked rice filling feeding section for forming a flow of cooked rice and an opening with a cutting machine located below the cooked rice filling feeding section, as a driving device for a cooked rice feeding rotating member of the cooked rice filling feeding section. A timer is provided, the cutting machine at the opening is provided with a cam for opening and closing the cutting machine, and a drive device for the cam is connected to a drive control sensor. Further, the present invention provides a cooked rice conveyer section and a feed rotation member provided below the delivery port of the cooked rice conveyer section so as to face the cooked rice in sequence and to flow the cooked rice with a high density of cooked rice. Forming cooked rice filling feed In the cooked rice metering and feeding device including a cutting machine-equipped opening located below the cooked rice filling and feeding section, a timer is provided in the driving device of the cooked rice feeding rotating member of the cooked rice filling and feeding section, and the cooked rice conveyer conveyor is provided. In the section, a rotary shaft is erected on the conveyor belt in the width direction of the conveyor belt, and a plurality of rod-shaped supports are erected at positions separated from the rotary shaft in a radial direction and in opposition to each other. A plate-shaped scraping tool is bridged in the width direction of the conveyor belt between the ends of the bar-shaped supports facing each other.

In the present invention, the cooked rice metering and feeding device supplies the measured cooked rice to a plurality of containers such as molds for cooking cooked rice such as laver rolls and hand grips, and also measures the cooked rice measured on tableware. To supply. Therefore, the metered cooked rice supply device of the present invention can be used, for example, as a molded supply device for cooked rice in the Makunochi Bento, and as a metered supply device for cooked rice for serving rice on a plurality of dishes. It can be used as a cooked rice weighing and feeding device for seaweed rolls, sushi rice balls, rice balls, and Makunouchi lunch boxes. Further, the cooked rice measuring and feeding device of the present invention can be used as a measuring and feeding device of cooked rice to the molds of a plurality of types of cooked rice forming machines such as a cooked rice gripping machine.

The cooked rice measuring and feeding device of the present invention comprises a cooked rice conveyer section, a cooked rice filling and feeding section, and an opening with a cutting machine. In the present invention, the cooked rice conveyor unit is provided with a cooked rice supply device and is surrounded by a side wall, and a conveyor belt is provided on the side wall from the cooked rice supply port side to the cooked rice delivery port side. A scraping tool for scraping the cooked rice off the conveyor belt is provided above the conveyor belt on the delivery side. In the present invention, the scraping tool scrapes the cooked rice sent on the conveyor belt to the cooked rice sending outlet at a speed faster than the sent speed,
It is fixed to the top of a support member that is formed in a plate shape and that is erected in a radial direction on a rotating shaft that extends in the width direction of the conveyor belt.

In the present invention, the plate-shaped scraping tool is provided with a plurality of protrusions on the outer side in the radial direction. The height of the protrusion is
It is about half the height of a rice grain to about the height of a rice grain, and can be about the length of a rice grain together with the base. In the present invention, the cooked rice conveyer conveyor part forms the plate-shaped tip of the scraping tool to increase the rotation speed of the scraper, so that the scraper only needs to be provided in one place. Rice can be supplied inside.

In the present invention, the cooked rice filling and feeding unit may be a pair of rollers or a pair of conveyor belts, or one side may be rollers and the other side may be a conveyor belt. That is, the feeding surface of the cooked rice filling feeding section can be formed by the roller and / or the belt. In this case, if at least one of them is a roller, irregularities are formed on the surface of the molded cooked rice molded product, so that, for example, when winding on a laver roll, it is preferable because the winding work is easy, and the surface shape of the roller is appropriately set. It is preferable that the cross-sectional shape of the cooked rice shaped product is appropriately adjusted by adopting the above-mentioned shape.

In the present invention, the upper portion of the cooked rice filling and feeding section is formed so as to be opened in accordance with the width of the hopper at the cooked rice feeding outlet of the cooked rice conveying conveyor section.
When the lower roller is the driving side, that is, the driving roller, and the upper roller is the driven roller, the cooked rice feeding roller portion can be adjusted to an appropriate opening angle by changing the position of the driven roller, that is, the upper roller.

In the present invention, the number of rollers and the size of the rollers of the cooked rice filling and feeding section can be appropriately set in accordance with the application of cooked rice from the cooked rice feeder as in the conventional cooked rice feeder. . In the cooked rice metering and feeding device of the present invention, the interval between each pair of rollers of the cooked rice filling and feeding section is formed so as to gradually narrow toward the lower side in the vertical direction.
It is preferable because the rice is constantly compressed as it is transferred downward.

In the present invention, the drive unit of the cooked rice conveyer section is formed so as to stop when the presence of cooked rice at the cooked rice feed outlet is confirmed. On the other hand, the drive device of the cooked rice filling and feeding unit is connected to a timer, and the timer starts and stops the drive of the drive device. Therefore, according to the present invention, the length of time from the start of driving to the stop of driving is set at any time by the timer and appropriately, so that the amount of cooked rice according to the set length of time It can be delivered from the filling feeder. Thus, in the present invention, the amount of cooked rice delivered from the cooked rice filling feeding section by the timer is appropriately set.
It can be adjusted at any time and easily.

In the present invention, the cooked rice leaving the cooked rice filling and feeding section is cut by the cutting blade of the cutting machine. The cutting blade of the cutting machine is opened by rotating the opening / closing cam to the open position by driving the driving device of the cutting machine in response to the signal from the timer for the completion of the previous cooked rice feeding process. It will be opened before the operation of the timer of the feeding roller of the feeding unit starts. Since the cutting blade of the cutting machine is closed by the signal of the timer for stopping the operation of the feed roller, the cutting blade of the cutting machine is closed after the operation of the feed roller of the rice filling feeding section is stopped.

In the present invention, the takeout conveyor belt stops when the cooked rice to be metered is detected by the cooked rice detection sensor provided on the takeout side of the conveyor belt, and the cooked rice to be metered is placed on the takeout conveyor belt. When it is no longer detected, the operation starts.

In the present invention, the take-out conveyor belt is formed so as to be rotatable in the forward and reverse directions so that the take-out conveyor belt is rotated in the forward direction when the setting of the timer does not exceed the threshold value. If the weight of the cooked rice that does not exceed the threshold is exceeded by, for example, rotating in the reverse direction, the cooked rice is taken out from the forward rotation outlet and metered. If the weight exceeds a threshold value, the cooked rice can be taken out from the reverse rotation outlet.

[0017]

According to the present invention, the amount of the first cooked rice sent from the first feed rotary member to the lower opening within the first operation time of the first feed rotary member is the second operation of the next first feed rotary member. In time,
It is an amount different from the amount of the second cooked rice sent from the first feed rotation member to the lower opening, and the difference between the amount of the first cooked rice and the amount of the second cooked rice is the first operation time and the second cooked rice. Since it is made proportional to the difference in the operating time, it is possible to meter and supply an appropriate amount of cooked rice by appropriately setting the operating time of the first feeding rotary member.

In the present invention, a cooked rice conveyer section,
A feed rotating member is provided below the delivery port of the cooked rice conveyer section so as to face the cooked rice sequentially downward, and a cooked rice filling feeding section that forms a dense cooked rice flow, and the cooked rice filling In a cooked rice metering and feeding device having an opening with a cutting machine located below the feeding part, since a timer is provided in the driving device for the feeding rotary member of the cooked rice of the cooked rice filling feeding part,
By setting an appropriate timer, cooked rice of an appropriate weight can be metered and supplied.

The present invention also provides a cooked rice conveyer section,
A rotary shaft is installed on the conveyor belt in the width direction of the conveyor belt, and at two or more positions apart from the rotary shaft,
A plurality of rod-shaped supports are erected in the radial direction and face each other, and a plate-shaped scraping tool is bridged in the width direction of the conveyor belt between the ends of the rod-shaped supports facing each other.
With a simple structure, cooked rice can be reliably supplied to the cooked rice filling feeding section without damaging the cooked rice.

[0020]

Embodiments of the present invention will be described below with reference to the accompanying drawings, but the present invention is not limited to the following description and examples. FIG. 1 is a schematic front view of an embodiment of the cooked rice weighing and feeding device of the present invention,
FIG. 2 is a side sectional view of the embodiment of FIG. 1, and FIG. 3 is a schematic front view of another embodiment of the present invention. FIG. 4 is a schematic plan view showing a state in which the cutting blade is opened, with the cutting blade being the center of the cutting machine used in the embodiment of FIGS. 1 and 3, and FIG. It is a schematic plan view showing the closed state of the cutting blade of the machine. FIG. 6 is a schematic front view showing a closed state of the cutting blade of the cutting machine shown in FIG. FIG. 7 shows a flow chart in the embodiment of FIG. 1, and FIG. 8 is a schematic side view of the cooked rice feeding and supplying device.

A cooked rice metering and feeding device 1 for forming a seaweed roll is a cooked rice conveying and feeding device 3 having a hopper 2 on the top.
Is provided, and the cooked rice conveying / supplying device 3 is provided with a conveyor belt 4 for conveying cooked rice at the lower part thereof. On the outlet side of the cooked rice feeding / supplying device 3, a feed-shari detection sensor 6 for detecting the supply of cooked rice is provided close to the outlet opening 5.
Is provided.

The cooked rice filling and feeding section 7 is a cooked rice feeding and feeding device 3.
It is formed below the exit opening 5 of and is surrounded by a transparent plate member 8 such as glass. In this example, the pair of first feed rollers 9 is provided on the rotary shaft 10 at the upper side, and the pair of second feed rollers 11 is located at the lower side thereof and the pair of second feed rollers 11 is provided on the rotary shaft 12.
And a third feed roller 13 located below the third feed roller 13
Is provided on the rotary shaft 14. Third feed roller 13
A pair of cooked rice guide members 15 are provided below the plate and an opening 16 is formed.

Below the opening 16, two cutting blades 17 and 18 are provided. In the present example, the cutting blades 17 and 18 have their bases 19 and 20 rotatably supported by a frame plate 21, respectively, and the support plate 2 is vertically supported at the outer end of the intermediate portion.
2 and 23 are provided upright, and springs 24 are bridged over the support plates 22 and 23, respectively. In this example, cam followers 25 and 26 are formed on the upper surfaces of the cutting blades 17 and 18 on the base side of the intermediate portion, and the cam 27 is arranged between the cam followers 25 and 26.
The cam 27 has a wide portion 28 and a narrow portion 29, and the cam 27 is rotated by the rotation of a rotating shaft 30 that supports the cam 27 so that the width of the cam 27 is between the cam followers 25 and 26. When the wide portion 28 of the blade is positioned, the cutting blades 17 and 18 are opened to form the concave portion 3 formed at the tip.
1 and 32, between the tips of the cutting blades 17 and 18,
The opening 33 is formed.

On one side of the rotary shaft 30 which supports the cam 27, the dog 35 and the cutting blades 17 and 18 which are in close proximity to the proximity switch 34 when the cutting blades 17 and 18 are opened and are kept open. Proximity switch 36 when is closed
Is provided with the dog 37 that keeps the cutting blades 17 and 18 in the closed state.

Below the cutting blade 17, a conveyor belt 38 is provided.
Is provided. In the embodiment of FIG. 1, the conveyor belt 38 rotates in one direction, and the weighed cooked rice is conveyed by the conveyor belt 38 to the tact-shari detecting sensor 39.
Is transported to the outlet 40 and is taken out. In the embodiment shown in FIG. 3, the conveyor belt 41 is formed so as to rotate in both directions, and outlets 44 and 45 are provided on both sides of the conveyor belt 41 with tact-sharpness detecting sensors 42 and 43.

In this example, the weighed rice 46 weighed below a predetermined weight as a threshold value is conveyed to the outlet 44 provided with the tact-shari detecting sensor 42 by the movement of the conveyor belt 41 in the direction of the arrow 47 and is taken out. The weighed cooked rice 48 that exceeds a predetermined weight is conveyed to the outlet 44 provided with the tact-shari detecting sensor 43 by the movement of the conveyor belt 41 in the direction of arrow 49, and is taken out.

In this embodiment, the cooked rice feeding and feeding device 3 has plate-shaped scraping tools 50 mounted on support rods 52 and 53 which are erected on both sides of a rotary shaft 51. In this example, a protrusion 54 is formed on the plate-shaped scraping tool 50. In this example, the height of the protrusion 54 is 2 mm, and the height of the base portion 55 of the scraping tool 50 is 4 mm. The height of the protrusion 54 is 0.
The height of the base of the scraping tool 50 can be 3.5 to 5.5 mm.

Since this example is constructed as described above,
For example, in the embodiment shown in FIG. 1, the feed motor 56 of the cooked rice feeding and supplying device 3 is driven to open the lid 57 and put cooked rice into the cooked rice feeding and supplying device 3. The rice is moved by the drive of the conveyor belt 4 from the outlet opening 5 of the hopper 2,
The rice is fed to the rice filling / feeding unit 7.

The weight to be weighed is set on a timer (not shown). The timer operates the first to third feed rollers 9, 11, 13 (hereinafter collectively referred to as vertical rollers) by driving the vertical roller motor 58. In this example, the vertical roller motor rotates each roller at a constant rotation speed. Prior to the driving of the vertical roller motor 58, the tact-shari detection sensor 39 of the conveyor belt 38 detects that the rice cooked on the conveyor belt 38 does not exist, and operates the cutter motor 59 that operates the cutting blade, The cam 27 is rotated until the cutting blades 17 and 18 are opened.

A timer for the set weight is activated to stop the vertical roller motor 58. By the stop signal of the vertical roller motor, the cutter motor 59 is driven and the cutting blades 17 and 18 are closed, and the weighed cooked rice is cut by the cutting blades 17 and 18 and supplied onto the conveyor belt 38. Sent to the exit. The tact-shari detection sensor 39 detects this and stops the operation of the tact conveyor motor 60 and the conveyor belt 38.

[0031]

According to the present invention, the amount of the first cooked rice sent from the first feed rotary member to the lower opening within the first operation time of the first feed rotary member is as follows. It is an amount that is different from the amount of the second cooked rice sent from the first feed rotation member to the lower opening within the two operation times, and the difference between the amount of the first cooked rice and the amount of the second cooked rice is Since it is proportional to the difference between the operating time and the second operating time, it is possible to measure and supply an appropriate amount of cooked rice with one unit, which was difficult with the conventional cooked rice measuring and feeding device.

The present invention also provides a cooked rice conveyer section,
A rotary shaft is installed on the conveyor belt in the width direction of the conveyor belt, and at two or more positions apart from the rotary shaft,
A plurality of rod-shaped supports are erected in the radial direction and face each other, and a plate-shaped scraping tool is bridged in the width direction of the conveyor belt between the ends of the rod-shaped supports facing each other.
Compared to the conventional cooked rice metering and supplying device, the cooked rice can be reliably supplied to the cooked rice filling and feeding section with a simple structure without damaging the cooked rice.

[Brief description of drawings]

FIG. 1 is a schematic front view of an embodiment of a cooked rice weighing and feeding device of the present invention,

FIG. 2 is a side sectional view of the embodiment of FIG.

FIG. 3 is a schematic front view of another embodiment of the present invention.

FIG. 4 is a schematic plan view showing a state in which the cutting blade is opened, with the cutting blade being the center, of the cutting machine used in the embodiment of FIGS. 1 and 3;

5 is a schematic plan view showing a closed state of a cutting blade of the cutting machine of FIG. 4 as a center.

FIG. 6 is a schematic front view showing a closed state of a cutting blade of the cutting machine of FIG. 5 as a center.

FIG. 7 shows a flow chart in the embodiment of FIG.

FIG. 8 is a schematic side view of the cooked rice conveying and supplying device of the present invention.

[Explanation of symbols]

 1 Cooked Rice Feeder 2 Hopper 3 Cooked Rice Feeder 4 Conveyor Belt 5 Exit Opening 6 Food Shari Detection Sensor 7 Cooked Rice Filling Feeder 8 Transparent Plate Member 9, 11, 13 Feed Roller 10, 12, 14, 30, 51 Rotating Shaft 15 Cooked rice guide member 16, 33 Opening 17, 18 Cutting blade 19, 20 Base 21 Frame plate 22, 23 Support plate 24 Spring 25, 26 Cam follower 27 Cam 28 Wide part of cam 27 29 Narrow part of cam 27 31, 32 Recess 34, 36 switch 35, 37 dog sensor 38, 41 conveyor belt 39, 42, 43 tactile detection sensor 40, 44, 45 outlet 46, 48 cooked rice 47, 49 arrow 50 scraper 52, 53 support rod 54 protrusion 55 base 56 feed motor 57 lid 58 vertical roller motor 59 cutter motor 60 Doo conveyor motor

Claims (5)

[Claims] 1. The cooked rice supplied between a pair of opposed first feed rotary members is rotated by rotation of the pair of first feed rotary members to rotate from the lower opening below the feed rotary members. In the cooked rice forming and feeding method in which the cooked rice that is extruded outwardly and extruded is cut into predetermined amounts and sent by a conveyor belt provided below, in the first operation time of the first feeding rotary member, the first feeding is performed. The amount of the first cooked rice sent from the rotating member to the lower opening is different from the amount of the second cooked rice sent from the first sending rotating member to the lower opening within the second operation time of the next first sending rotating member. The amount of the first cooked rice and the amount of the second cooked rice are proportional to the difference between the first operating time and the second operating time. 2. A cooked rice conveyer section and a feed rotating member are provided below the sending outlet of the cooked rice conveyer section so as to face each other, and the cooked rice is fed downward in sequence so that the cooked rice flows with a high density. In a cooked rice metering and feeding device comprising a cooked rice filling feeding section to be formed and an opening with a cutting machine located below the cooked rice filling feeding section, a timer is provided in a driving device of a cooked rice feeding rotating member of the cooked rice filling feeding section. A cooked rice metering and feeding device. 3. A cooked rice conveyer section and a feed rotating member are provided below the sending port of the cooked rice conveyer section so as to face each other, and the cooked rice is fed to the lower side in order to make the flow of cooked rice having a high density. In a cooked rice metering and feeding device comprising a cooked rice filling feeding section to be formed and an opening with a cutting machine located below the cooked rice filling feeding section, a timer is provided in a driving device of a cooked rice feeding rotating member of the cooked rice filling feeding section. The cutting machine at the opening is provided with a cam for opening and closing the cutting machine, and a drive device of the cam is connected to a drive control sensor. 4. A cooked rice conveyer section and a feed rotating member are provided below the sending port of the cooked rice conveyer section so as to face each other, and the cooked rice is fed downward in sequence so that the cooked rice flow having a high density is cooked. In a cooked rice metering and feeding device comprising a cooked rice filling feeding section to be formed and an opening with a cutting machine located below the cooked rice filling feeding section, a timer is provided in a driving device of a cooked rice feeding rotating member of the cooked rice filling feeding section. In the cooked rice conveyor unit, a rotary shaft is installed on the conveyor belt in the width direction of the conveyor belt, and a plurality of rod-shaped support members are provided at positions separated from the rotary shaft in a radial direction and in opposition to each other. Is provided upright, and a plate-shaped scraping tool is bridged in the width direction of the conveyor belt between the ends of the bar-shaped supports facing each other. 5. The cooked rice weighing and feeding device according to claim 4, wherein the plate-shaped scraping tool has a plurality of irregularities on its outer side in the radial direction.