JP3968520B2 - Container in rice mill - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention is a rice mill that accommodates received rice in a sealed container of 1 ton capacity, can move with the container, automatically opens and closes a shutter attached to the container, and can smoothly discharge rice. Concerning containers.
[0002]
[Prior art]
As conventional rice milling methods, brown rice is introduced from the top to remove foreign substances such as dust and stones, and then stored and stored in a container. And a packaging line that receives white rice from a container of the same rice milling line or mixed white rice from above and wraps it as a product, and the brown rice or white rice is conveyed according to instructions managed in accordance with a program planned in advance. There is one configured to be stored and stored (see, for example, Patent Document 1).
[0003]
[Patent Document 1]
Japanese Patent Laid-Open No. 5-123591
The container structure shown in the conventional rice milling method has a rectangular parallelepiped made of iron or aluminum that can accommodate about 1 to 2 tons of rice, and has a lid that is automatically opened and closed at the center of the top surface, and a lower side surface on one side. Is configured to be provided with a discharge port. However, since this has a discharge port structure in which the container is tilted by a hydraulic mechanism and the rice is dropped by its own weight, the discharge port cannot be adjusted, such as limiting the amount of rice discharged.
Therefore, when the rice stored in the container is to be polished, it cannot be stopped halfway, and all must be polished continuously. Similarly, when mixing different varieties of rice, all the rice stored in the container must be dispensed and mixed. In other words, the end portion of the container (for example, less than 1 ton) could not be polished or mixed, and it was not possible to deal with inventory management of a small variety of products.
[0005]
[Problems to be solved by the invention]
An object of the present invention is to provide a container in a rice mill that can be milled or mixed even if it is a fraction of the container capacity, and can cope with inventory management of a small variety of various varieties. Technical issue.
[0006]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention provides a cylindrical portion that serves as a container, an upper lid that is detachably provided on an upper portion of the cylindrical portion, a hopper that is integrally provided on a lower portion of the cylindrical portion, and the cylindrical portion and the hopper. A self-supporting base that supports the outer periphery of the container, wherein the hopper bottom portion is provided with a discharge portion having a discharge port, and the container is placed on a weighing device and stored from the discharge portion. when paying out objects, so as to interlock the opening and closing of the metering device and the outlet, wherein the discharge portion, Ru provided a shutter opening and closing the discharge port connected to the shutter opening and closing device provided in the metering device At the same time, the upper lid is provided with a technical means that is provided with a raw material charging part including an open / close door that is normally closed and can be opened by pressing force when being charged .
[0007]
The container having the above configuration is configured to connect the shutter opening and closing device provided in the weighing device and the shutter when dispensing the stored material from the discharge unit, and to discharge the stored material until the weight set in the measuring device is reached. Therefore, when a small amount of rice that is less than the container capacity (for example, less than 1 ton) is milled or mixed, it is possible to dispense a desired amount of rice set in the weighing device. As a result, it is possible to cope with inventory management of a small quantity and a wide variety.
In addition, a removable upper lid is provided on the upper part of the cylindrical part. When the upper lid is removed during cleaning and maintenance inside the container, the cylindrical part and the inside of the hopper are exposed, and it is easy to remove adhered flaws in the container. The upper lid is provided with a raw material charging part consisting of an open / close door that is normally closed and can be opened by pressing force when being charged. The container is opened and the inside of the container is maintained in a substantially sealed state, so that foreign matter and dust are prevented from entering.
[0008]
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing an appearance of a container in a rice mill of the present invention, FIG. 2 is an assembly part diagram of the container, and FIG. 3 is a schematic longitudinal sectional view showing a state of rice being charged into a raw material charging unit. 4 is a schematic view of the discharge unit, FIG. 5 is an explanatory view showing the discharge operation when the container is placed on the weighing device, and FIG. 6 is a schematic explanatory view when the container is applied to a rice mill. is there.
[0010]
As shown in FIGS. 1 and 2, the container 1 includes an upper lid 2, a cylindrical portion 3 serving as a container, a hopper 4 connected to the cylindrical portion 3, and a plurality of columns supporting the cylindrical portion 3 and the hopper 4. 5, and horizontal ridges 6 that reinforce the columns 5, and a bottom frame 7 that forms the bottom side of the columns 5. A plurality of flanges 8 are joined to the hopper 4 by welding along the inclination of the hopper 3, and the ends of the pillars 5 are fitted into the flanges 8 and fixed by screwing. When the middle part of ... is reinforced with screws by horizontal ribs 6 and the ends of the pillars 5 are fixed with screws by means of the bottom frame 7 through the corner joints 9 ... Is completed. The base 10 prevents the container 1 from falling, and can be formed into a movable container 1 by using a stacker crane or the like. Further, since the upper lid 2 and the cylindrical portion 3 are fixed by a plurality of fasteners 15 provided on the outer peripheral surface of the cylindrical portion 3, the upper lid 2 and the cylindrical portion 3 can be detachably formed. Thereby, when the upper lid 2 is removed during cleaning / maintenance of the inside of the container 1, the inside of the cylindrical portion 3 and the hopper 4 is exposed, and it is possible to easily remove the adhesion flaws and the like. As shown in FIG. 7, the volume ratio of the container 1 can be increased by forming the shape of the upper lid 2 like a bowl lid.
[0011]
A cylindrical raw material charging part 11 is provided at the center of the upper lid 2 (see FIG. 1), and a raw material charging port 12 is provided in the raw material charging part 11 (see FIG. 2). Opening and closing doors 13A and 13B for opening and closing the raw material charging port 12 are provided inside the raw material charging port 12. If the open / close doors 13A and 13B are formed in a closed state at all times and an open state at the time of charging, the inside of the container 1 can be maintained in a substantially sealed state and foreign matter and dust can be prevented from being mixed. Such an open / close door 13A, 13B is preferably a simple open / close mechanism that can be opened / closed by pressing force. For example, the open / close doors 13A, 13B are installed via spring-loaded hinges 14A, 14B (see FIG. 3), or open / close The doors 13A and 13B themselves may be formed of a leaf spring material (not shown).
[0012]
A discharge portion 16 is provided at the bottom of the hopper 4 (see FIG. 2). The discharge portion 16 includes a discharge port 17 and a sliding shutter 18. The sliding shutter 18 includes a shutter plate portion 20 that is inserted into the rail 19 and a handle portion 21 of the shutter plate portion 20 (see FIG. 4 (A)). The rice in the container 1 is discharged by aligning the input opening 22 and the large input opening 23 (see FIG. 4B) with the discharge port 17. The handle 21 is preferably connected to a shutter opening / closing device 24 provided on a weighing device 57 (see FIG. 5) such as an air cylinder or a gear motor so that the shutter plate 20 can be automatically opened and closed. Reference numeral 25 denotes a fitting type fitting for connecting the handle portion 21 and the shutter opening / closing device 24, and reference numeral 26 denotes a rod of the shutter opening / closing device. If the fitting-type connecting bracket 25 is replaced with an electromagnet-type connecting portion 25A (see FIG. 4C), the fitting operation between the handle portion 21 and the connecting bracket 25 is omitted, and the electromagnet-type connecting portion 25A is energized. Since the handle portion 21 is in close contact, the operation is simplified.
[0013]
The container 1 having the above configuration can be applied to the rice mill shown in FIG. In the rice mill shown in FIG. 6, reference numeral 27 denotes a receiving / selection process, reference numeral 28 denotes a first transfer device, reference numeral 29 denotes a brown rice standby rack, reference numeral 30 denotes a brown rice blending process, reference numeral 31 denotes a rice milling process, and reference numeral 32 denotes a second transfer. In the apparatus, reference numeral 33 is a rice waiting rack, and reference numeral 34 is a rice blending, sorting, and packaging process.
[0014]
The consignment / selection process 27 includes a consignment hopper 35 for receiving brown rice brought in from outside the facility, a consignment portion comprising a cerealing machine 36 for cerealing the unpolished rice received from above, and a gantry 37 provided vertically in a multistage manner. A coarse selection unit 38, a metal detector 39, an optical stone remover 40, a weighing machine 41, a heating / humidifying device 42, and a selection unit provided with a load cell weighing machine 43 are arranged in this order.
[0015]
Between the load cell weighing machine 43 and the heating / humidifying device 42, a charging device 44 for charging brown rice into the container 1 is provided. FIG. 3 is a schematic longitudinal sectional view showing the state of rice being charged into the raw material charging unit 11, and the connection structure between the charging device 44 and the raw material charging unit 11 will be described with reference to this. The lower end portion of the discharge rod 45 of the charging device 44 is connected to the raw material charging portion 11 via the bellows tube 46, and an open / close valve 47 for opening and closing the open / close doors 13A and 13B is provided in the discharge rod 45. The on-off valve 47 communicates with the air cylinder 49 via a rod 48, and the open / close doors 13A and 13B are opened and closed by the expansion and contraction of the rod 48. In addition, a hood 50 for receiving dust that rises at the time of charging is provided around the discharge rod 45, and dust removal is performed by connecting a dust collecting pipe 51 attached to the hood 50 to a dust collecting device (not shown).
[0016]
Referring to FIG. 6 again, the first transport device 28 and the second transport device 32 are formed by a crane portion 52 that moves in the left-right direction and a lift portion 53 that moves the container 1 up and down. In the brown rice standby rack 29 and the polished rice standby rack 33, for example, shelves 54 for storing five containers 1 in the horizontal direction are arranged in 10 stages in the vertical direction. As a result, 50 containers 1 can be accommodated in the standby racks 29 and 33. The size of the standby racks 29 and 33 can be changed as appropriate according to the installation area and scale of the rice mill. The standby racks 29 and 33 can establish the traceability (history tracking system) for rice by storing the containers 1 with the horizontal and vertical addresses specified. For example, quality control after acceptance at a rice mill can be performed, which can lead to prevention of accidents such as contamination of foreign matters.
[0017]
In the brown rice blending process 30 of FIG. 6, a platform 55 provided in the vertical direction is divided into two upper and lower stages, and a container mounting table 56, a blend weighing machine 57, a blend hopper 58, and a container charging device 59 are installed. Furthermore, the rice milling process 31 arranged side by side is in a vertically arranged multi-stage frame 55, in order from the top container placing table 60, weighing machine 61, whiteness detector 62, rice milling machine 63, washing-free rice production apparatus 64, A sorter 65 and a container loading device 66 are installed. In addition, the rice milling blending / sorting / packaging process 34 has a vertical stage with a multi-stage stand 67, a container mounting stand 68, a blend weighing machine 69, a blend hopper 70, a color sorter 71, an electrostatic sorter 72 in order from the top. A specific gravity sorter 73 and a packaging device 74 are installed. Then, the products packed in the packaging device 74 are loaded on the truck 75 and carried out.
[0018]
In the rice mill as described above, the input devices 44, 59 and 66 have the same configuration, and the operation of the input device 44 will be described with reference to FIGS. When the container 1 is placed on the load cell weighing machine 43 by the first transfer device 28, the discharge rod 45 of the charging device 44 is connected to the raw material charging unit 11 via the bellows tube 46. The opening / closing valve 47 provided on the discharge rod 45 is expanded and contracted by the air cylinder 49, and the opening / closing valve 47 presses the opening / closing doors 13A and 13B. As a result, the open / close doors 13A and 13B are opened, and in this state, when rice flows down from the discharge rod 45, the rice can be introduced into the container 1 through the gap between the open / close doors 13A and 13B. At this time, the dust that rises from the dust collecting pipe 51 is sucked and removed.
[0019]
Further, in the rice mill as described above, the container mounting tables 56, 60 and 68 have the same configuration, and the operation of the container mounting table 56 will be described with reference to FIGS. First, the container 1 is moved by the first transfer device 28 or the second transfer device 32 (see FIG. 6), and the container 1 is mounted on the container mounting table 56. At this time, if the handle portion 21 of the sliding shutter 18 of the discharge portion 16 is fitted to the fitting type metal fitting 25 of the shutter opening / closing device 24 (see FIG. 4), the opening / closing of the shutter 18 is interlocked with the weighing device. is there. When it is difficult to fit the handle portion 21 and the fitting-type connecting bracket 25, it is possible to substitute the connecting electromagnet-type connecting portion 25A. You can also.
[0020]
A weighing device 57 is disposed in the container mounting table 56 of FIG. The weighing device 57 is provided with a weighing hopper 76, a weighing device 77 using a load cell, and a chute 79 for dispensing rice in the weighing hopper 76 by the action of an air cylinder 78 after weighing. The opening / closing control of the container 1 by the shutter opening / closing device 24 and the dispensing of rice from the chute 79 of the weighing hopper 76 are controlled by a microcomputer (not shown).
[0021]
Now, when the weighing weight target value is input to the microcomputer of the weighing device 57, the shutter opening / closing device 24 is operated, and the large opening 23 of the shutter plate 20 matches the discharge port 17 so that rice is dispensed. Is called. When the measured weight target value is gradually approached, the shutter opening / closing device 24 is operated to switch to the small throwing opening 22 so as to reduce the amount of rice dispensed. Then, the control to close the shutter opening / closing device 24 is performed in consideration of the weight of the falling rice immediately before reaching the target weight value.
[0022]
As described above, since the weighing device 57 and the shutter 18 work together, the desired amount set in the weighing device 57 when mixing or milling a small amount of rice for the container end amount (for example, less than 1 ton) The rice can be paid out. Thereby, it is possible to cope with inventory management of a small quantity and a wide variety.
[0023]
【The invention's effect】
As described above, according to the present invention, the cylindrical portion serving as the container, the upper lid detachably provided on the upper portion of the cylindrical portion, the hopper integrally provided on the lower portion of the cylindrical portion, the cylindrical portion and the hopper A self-supporting base that supports the outer periphery of the container, wherein the hopper bottom portion is provided with a discharge portion having a discharge port, and the container is placed on a weighing device and stored from the discharge portion. when paying out objects, so as to interlock the opening and closing of the metering device and the outlet, wherein the discharge portion, Ru provided a shutter opening and closing the discharge port connected to the shutter opening and closing device provided in the metering device At the same time, the upper lid is provided with a raw material charging portion that is an open / close door that is normally closed and can be opened by pressing force when being charged. Rice less than a ton) When mixing or mixing, a desired amount of rice set in the weighing device can be dispensed. Thereby, it is possible to cope with inventory management of a small quantity and a wide variety.
[0024]
In addition, a removable upper lid is provided on the upper part of the cylindrical part. When the upper lid is removed during cleaning and maintenance inside the container, the cylindrical part and the inside of the hopper are exposed, and it is easy to remove adhered flaws in the container. Can be done.
[0025]
The upper lid is provided with a raw material charging part that is normally closed and can be opened by pressing force at the time of charging, so that the raw material charging part is opened only when the rice is charged. Therefore, the inside of the container is maintained in a substantially sealed state, and foreign matter and dust are prevented from being mixed.
[Brief description of the drawings]
FIG. 1 is a perspective view showing the appearance of a container in a rice mill of the present invention.
FIG. 2 is an assembly part diagram of a container.
FIG. 3 is a schematic longitudinal sectional view showing a state of rice being charged into a raw material charging unit.
FIG. 4 is a schematic view of a discharge unit.
FIG. 5 is an explanatory diagram showing a discharging operation when a container is placed on a weighing device.
FIG. 6 is a schematic explanatory diagram when the container is applied to a rice mill.
FIG. 7 is a side view showing another embodiment of a container.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Container 2 Upper cover 3 Cylindrical part 4 Hopper 5 Support column 6 Horizontal anchor 7 Bottom frame 8 Flange 9 Corner joint 10 Standing base 11 Raw material input part 12 Raw material input port 13 Opening and closing door 14 Spring hinge 15 Fastener 16 Discharge part 17 Exhaust Exit 18 Sliding shutter 19 Rail 20 Shutter plate part 21 Handle part 22 Small opening part 23 Large opening part 24 Shutter opening / closing device 25 Insertion type connecting metal fitting 26 Rod 27 Load receiving / selection process 28 First conveying device 29 Brown rice waiting rack 30 Brown rice blending process 31 Rice milling process 32 Second conveying device 33 Rice polishing standby rack 34 Rice milling blending / sorting / packaging process 35 Loading receiving part 36 Graining machine 37 Graining machine 38 Coarse selector 39 Metal detector 40 Optical stone cutter 41 Weighing machine 42 Addition Heating / humidifying device 43 Load cell metering device 44 Input device 45 Discharge rod 46 Bellows tube 47 Open / close valve 48 Rod 49 Air Linda 50 Hood 51 Dust collection pipe 52 Crane part 53 Lift part 54 Shelf 55 Stand 56 Container placing table 57 Blend weighing machine 58 Blend hopper 59 Container loading device 60 Container placing table 61 Weighing machine 62 Whiteness detector 63 Rice mill 64 Unwashed rice Manufacturing device 65 Sorting machine 66 Container loading device 67 Base 68 Container placing table 69 Blend weighing machine 70 Blend hopper 71 Color sorting machine 72 Electrostatic sorting machine 73 Specific gravity sorting machine 74 Packaging machine 75 Truck 76 Weighing hopper

Claims (1)

A cylindrical portion serving as a container; an upper lid detachably provided at an upper portion of the cylindrical portion; a hopper integrally provided at a lower portion of the cylindrical portion; and a self-supporting base that supports the outer periphery of the cylindrical portion and the hopper. The hopper bottom is provided with a discharge portion having a discharge port, and when the container is placed on the weighing device and the stored matter is discharged from the discharge portion, the weighing device and the so as to interlock the opening and closing of the outlet, the to the discharge unit, it said in conjunction with the shutter opening and closing device provided in the metering apparatus provided with a shutter for opening and closing said outlet Rutotomoni, the upper lid is normally closed A container in a rice mill, which is provided with a raw material charging part comprising an opening / closing door that can be opened by pressing force when being charged .

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