JP3768341B2 - Weighing bag filling machine for rice - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
In the present invention, a grain such as selected rice grains is ground and stored in a storage tank, and a bag is placed on a measuring instrument installed below a discharge port of the storage tank, and the bag is discharged from the storage tank. The present invention relates to a weighing bagging machine that stores grains and packs them in a weighing bag.
[0002]
[Prior art]
In the conventional grain weighing bag filling machine, as shown in FIG. 6, a supply hopper that receives the grain sorted by the sorter 130 is provided at a lower part of the flocculated cylinder 102, and A storage tank 104 that temporarily stores the grains that are transferred upward by the cerealing means disposed in the storage tank 104 is provided in an upper part of the cereal barrel 102, and is disposed below the outlet 105 of the storage tank 104. 108 is installed. The bagging of the grain into the grain bag 120 is performed by placing the grain bag 120 on the measuring instrument 108 using a bag stand 121 and opening the shutter 106 provided at the discharge port 105. The grain discharged from the discharge port 105 of the storage tank 104 is stored in the grain bag 120, and the weight of the grain stored in the bag is measured by the measuring instrument 108 to obtain a predetermined amount of grain. Is configured to be packed in a weighing bag.
[0003]
[Problems to be solved by the invention]
Recently, white rice, among other grains, has been increasingly handled with small capacities such as 1-3 kg, 5 kg, 10 kg, etc., based on changes in sales forms and consumer needs. Need to weigh bag into capacity bag.
[0004]
By the way, in measuring bagging machines such as rice grains, rice bran accompanying rice grains tends to adhere to the wall part and the graining means in the milling cylinder of the weighing bagging machine, and the inner wall part of the storage tank, Rice grains adhere to the rice bran and become residual rice, causing pest nests, etc., which is unfavorable for hygiene, and also causes malfunction of weighing bagging machines and measurement errors. .
[0005]
It is desirable that the rice bags that have been polished by the rice milling machine and selected by the sorting machine be sanitized in a clean condition, such as by periodically cleaning the inside of the weighing bagging machine. It is desirable that new rice grains be cerealed and packed in a measuring bag so that there is no residual rice or the like at the time of switching to packing in a measuring bag according to various brands. However, in the conventional rice bag weighing machine, it is difficult to easily clean the inside, and rice bran and the like adhering to the wall surface cannot be efficiently removed.
[0006]
Therefore, the present invention has been made in view of the above-described unsolved problems of the prior art, and can easily clean the inside of the apparatus, and the polished rice grains and the like can be hygienically and accurately obtained. An object of the present invention is to provide a weighing bagging machine for rice grains that can be packed in a weighing bag.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, the rice grain weighing bagging machine according to the present invention has a supply hopper at the bottom of the cereal barrel with a bucket conveyor for pulverizing the rice inside, and a storage tank at the top. A measuring bag filling machine for rice grains provided with a measuring device for weighing rice grains stored in a bag below the discharge port of the storage tank, and a cleaning window hole on each side wall of the cereal barrel The cleaning window holes are positioned so as to be shifted from each other in the vertical direction and are detachably closed by a cover plate, and can swing on the arc-shaped bottom plate of the cereal cylinder And a bucket opening having a plurality of buckets and at least one scraper mounting portion for detachably attaching a cleaning scraper. And it features.
[0008]
In the rice grain weighing bag filling machine according to the present invention, the dropping port provided in the arc-shaped bottom plate is provided on the downstream side in the bucket transfer direction from the bottom of the bottom plate, and is scraped by a cleaning scraper. It is preferable to be configured so that dropped rice bran and residual rice remaining on the bottom plate can be eliminated, and the storage tank has a slightly larger confirmation window on both side walls. Furthermore, it is preferable that the upper wall surface of the storage tank has a glass window.
[0009]
Further, in the weighing bag filling machine for rice grains of the present invention, an indicator is arranged on the front wall surface of the cereal cylinder, and the indicator can be adjusted upward and downward and the left and right angles can be adjusted. It is preferable to be provided.
[0010]
[Action]
Since the cleaning window holes provided on the both side walls of the milling cylinder are positioned so as to be shifted in the vertical direction, the inside of the milling cylinder can be easily cleaned from the window hole. It is possible to clean the entire inside of the cereal barrel, and even in the storage tank, the confirmation window is slightly larger and removable so that the inside of the storage tank can be easily cleaned. It is also possible to make it possible.
[0011]
Moreover, the residual rice remaining on the bottom plate of the cereal cylinder can be removed from the cereal cylinder by dropping the opening from the outlet by rotating the closing plate of the bottom plate and opening the outlet appropriately. Also, when changing the brand name of rice grains to be packed in weighing bags, etc., after completely removing the remaining rice inside the milled cylinder at the time of change, supply new brand rice grains and pack them in weighing bags Therefore, rice grains of different brands are not mixed with each other.
[0012]
A scraper for cleaning is detachably attached to the scraper mounting part of the bucket conveyor and the bucket conveyor is operated to scrape rice bran and residual rice adhering to the inner wall surface of the milled cylinder, and the rice bran etc. Can be excluded from the cereal barrel through the bottom plate outlet.
[0013]
In addition, the display device is configured to be able to adjust upward and downward tilt angles (elevation angle and depression angle) and left and right angle adjustment, and can be set at a position that is easily visible to the operator.
[0014]
Thus, according to the present invention, it becomes possible to easily and easily clean the inside of the weighing bag filling machine for rice grains, and quickly and efficiently remove rice bran and residual rice adhering to the wall surface. Thus, it is possible to hygienically and accurately pack a small-sized weighing bag of rice grains.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described with reference to the drawings.
[0016]
1 is a perspective view of the rice grain weighing bagging machine of the present invention as seen from the front, FIG. 2 is a perspective view of the rice grain weighing bagging machine of the present invention as seen from the rear, and FIG. It is a perspective view which shows roughly the bucket conveyor arrange | positioned in the cereal cylinder of the weighing bag packing machine for rice grains, and the cereal cylinder.
[0017]
1 and 2, a weighing bagging machine 1 for rice grains is refined by a rice mill (not shown) on a rear wall surface below a milled barrel 3 standing on a machine base 2 and sorted by a sorter. A supply hopper 4 for receiving the supplied rice cereal is provided, and a bucket conveyor 30 (see FIG. 3 (FIG. 3)) is provided on the front wall surface at the top of the cereal barrel 3. A storage tank 5 for temporarily storing the rice grain that has been cerealed according to b) is attached, and a shutter 7 that is opened and closed by a shutter operating member 7a such as a solenoid is provided at the discharge port 6 of the storage tank 5. A measuring instrument 8 for measuring the weight of rice grains stored in the bag is provided below the outlet 6. The measuring instrument 8 measures the weight of the grain stored in the bag placed thereon, and when the measured value reaches a predetermined value, sends a signal to the shutter operating member 7a to operate the shutter 7. And the discharge port 6 is closed.
[0018]
The bag mounting table 11 that is detachably fitted on the measuring device 8 is used for mounting a bag when weighing rice grains into a small-capacity bag such as 1 to 3 kg, 5 kg, or 10 kg. It is composed of a base 12, a bag mounting plate 13, and two struts 14 and 14. The base 12 is formed in a shape corresponding to the surface shape of the measuring instrument 8 so that it can be detachably attached to the measuring instrument 8, and is bent downward around the base 12, so that the corner portion is formed. A plurality of cut pieces 12a, 12a,... Are provided. The bag mount 13 on which a small-capacity bag is placed is configured to be able to engage with two columns 14 and 14 fixedly erected on the base 12 so as to be adjustable in height. When packing rice grains into a small-capacity bag, the base 12 of the bag mounting table 11 is fitted and mounted on the measuring device 8, and the bag mounting table 11 is firmly attached to the measuring device 8 and placed on the bag. The height of the plate 13 is adjusted according to the size of the bag. And a bag is mounted on the bag mounting board 13, and the measurement bag packing of the rice grain is performed. Thereby, since the bag opening of the bag can be packed in the weighing bag with the bag mouth always being in the optimum position with respect to the outlet 6 of the storage tank 5, it is discharged from the outlet 6 of the storage tank 5. Accurate weighing bagging can be performed without scattering the rice grains out of the bag, and a small amount of rice grains such as 1 kg to 10 kg can be packed in weighing bags with appropriate weighing accuracy.
[0019]
As shown in FIG. 3A, the whipped cylinder 3 is provided with a supply hole 15 communicating with the supply hopper 4 on the lower rear wall surface thereof, and on the upper front wall surface with a storage tank 5. A discharge hole 16 is provided for discharging the rice grains that have been communicated and cerealed to the storage tank 5 side. Further, on both side wall surfaces of the cereal barrel 2, window holes 17 and 18 having a size capable of cleaning the inside of the cereal barrel 2 are respectively appropriate in a state where the installation positions are shifted in the vertical direction and steps are provided. The cover plates 19 and 20 are detachably screwed to the window holes 17 and 18, respectively. Further, an arc-shaped bottom plate 40, which will be described in detail later, is provided at the bottom of the cereal barrel 3, and rice grains introduced from the supply hopper 4 through the supply hole 15 are temporarily accumulated on the bottom plate 40. .
[0020]
A bucket conveyor 30 shown in FIG. 3B is disposed in the cereal barrel 3, and the bucket conveyor 30 rotates to the lower and upper portions of the side walls of the cereal barrel 3, respectively. A drive pulley 33 and a driven pulley 34 that are pivotally supported, an endless belt 31 spanned between the pulleys 33, 34, and a plurality of buckets 32 attached to the endless belt 31 at a predetermined interval; 32. The driving pulley 33 is connected to a driving motor 33a (FIG. 1), and the driven pulley 34 is pivotally supported so as to be movable in the vertical direction at a portion above the milled barrel 2 so that the tension of the endless belt 31 can be adjusted. ing.
[0021]
In addition, at least one scraper mounting portion 35 for mounting the scraper 37 for cleaning is provided in any part of the endless belt 31 of the bucket conveyor 30. As shown in detail in FIG. 4, the scraper mounting portion 35 includes an L-shaped mounting member 36 that is integrally mounted to the endless belt 31 with screws or the like. The scraper 37 for cleaning can be detachably attached to one piece extending at a right angle by screwing or the like. The cleaning scraper 37 is formed of silicon rubber or the like, and is detachably attached by inserting a base portion between one piece of the L-shaped attachment member 36 and the contact plate 38 and screwing. And the scraper 37 for cleaning is formed in the magnitude | size which the outer peripheral part contact | abuts to the inner wall surface of the cereal cylinder 3 when it attaches to the attachment member 36. FIG. Accordingly, when removing rice bran and the like adhering to the inner wall surface of the cereal barrel 3, the scraper 37 for cleaning is attached to the L-shaped attachment member 36 by screwing, and the drive motor 33a is operated. By operating the bucket conveyor 30, the cleaning scraper 37 moves in contact with the inner wall surface of the cereal barrel 3 and can scrape rice bran and the like adhering to the wall surface.
[0022]
As shown in detail in FIG. 4, the arc-shaped bottom plate 40 provided at the bottom of the pulverized barrel 3 is disposed outward of the bucket 32 when the bucket 32 of the bucket conveyor 30 moves around the drive pulley 33. Each of the buckets 32 is supplied from the supply hopper 4 when the buckets 32, 32... Move in the direction of the arrow by the operation of the bucket conveyor 30. The rice grains accumulated on the bottom plate 40 can be scraped off. Further, the arc-shaped bottom plate 40 is provided with a drop port 41 at a position slightly spaced from the lowermost part in the downstream side in the moving direction of the bucket 32. The closing plate 42 that closes the dropping port 41 is swingably provided on the lower side of the bottom plate 40, and is normally biased by a spring 44 to a position for closing the dropping port 41. 4 is rotated counterclockwise in FIG. 4 against the spring 44, so that the falling port 41 can be opened to remove residual rice, rice bran, and the like. . Residual rice, rice bran, and the like can be more reliably eliminated by opening the dropping port 41 together with the operation of the cleaning scraper 37.
[0023]
1 and 2, 9 is a guide member that is attached around the discharge port 6 of the storage tank 5, guides the rice grains discharged from the discharge port 6 to the bag, and prevents the rice grains from scattering, Reference numeral 10 denotes a display for displaying the set value of the weight to be packed in the weighing bag and the measurement result of the measuring device 8. 22a, 22b, and 22c are confirmation windows provided on the wall surface of the storage tank 5 so that the internal state of the storage tank 5 can be checked and confirmed. Of these confirmation windows, the confirmation windows 22a and 22b provided on the side wall surface are formed to be slightly large and detachable so that the inside of the storage tank 5 can be easily cleaned. . Reference numerals 24a and 24b denote louver windows composed of a plurality of small holes and slats respectively provided on both inclined surfaces of the upper wall surface of the storage tank 5, and allow air to flow through the interior of the storage tank 5 to the outside. In particular, the air flow generated when rice grains are discharged from the buckets 32 to the storage tank 5 by the operation of the bucket conveyor 30 can be released to the outside, and is already stored in the storage tank 5. The influence on the existing rice grains can be eliminated, and the rice grains can be discharged smoothly from the outlet 6. Furthermore, a confirmation window can be provided at an appropriate position of the cereal barrel 3 so that the state of the inside can be inspected and confirmed.
[0024]
The display 10 for displaying the set value of the weight to be packed in the weighing bag and the weighing result of the weighing machine is displayed on the display surface so that the operator of the weighing bag filling machine 1 for rice grains can easily set the position. The upward and downward inclination angles (elevation angle and depression angle) and the left and right direction of the display surface can be adjusted, and the mounting mechanism of the display 10 is shown in FIG.
[0025]
A mounting bracket 50 having a U-shape in plan view fixed to a position below the storage tank 5 on the front wall surface of the cereal barrel 3 holds a cylindrical body 51 in the pair of rising pieces 50a and 50b. One end portion of an L-shaped holding rod 52 is rotatably inserted into 51, and a fan-shaped member 53 fixed to the L-shaped holding rod 52 is provided on the rising piece 50a of the mounting bracket 50. It arrange | positions so that it can rotate with the L-shaped holding rod 52 on the outer side. The fan-shaped member 53 is formed with an arc-shaped slit 54 centered on the rotation axis thereof, and the adjusting bolt 55 is screwed to the rising piece 50 a of the mounting bracket 50 through the slit 54 of the fan-shaped member 53. When the adjusting bolt 55 is tightened, the fan-shaped member 53 and the L-shaped holding rod 52 are fixed to the mounting bracket 50. By loosening the adjusting bolt 55, the fan-shaped member 53 and the L-shaped holding rod 52 are fixed. The shaped holding rod 52 is rotatable and can be moved to an appropriate position with respect to the mounting bracket 50. The sector member 53 can be rotated and adjusted within the range of the arc-shaped slit 54. Further, a cylindrical body 56 attached to the display device 10 is rotatably attached to the other tip of the L-shaped holding rod 52, and an attachment screw 57 screwed to the cylindrical body 56 is tightened. Thus, the cylindrical body 56 can be integrated with the L-shaped holding rod 52.
[0026]
Due to the mounting mechanism of the display device 10 configured as described above, the display device 10 can change the inclination angle (elevation angle and depression angle) of the display surface of the display device 10 upward or downward by the fan-shaped member 53 and the adjusting bolt 55. 53 can be adjusted as appropriate within the range of the arcuate slit 54, and the right and left direction of the display surface of the display 10 can be adjusted as appropriate by the cylinder 56 and the mounting screw 57. The worker can perform the work in a state in which the display surface of the display device 10 is easily visible. Further, as shown in FIG. 5 (b), the display 10 can be rotated in the left-right direction, and the display surface can be stored in a state parallel to the side surface of the milled cylinder 3.
[0027]
Next, the operation of the rice grain weighing bagging machine configured as described above will be described.
[0028]
Rice grains that have been polished by a rice mill (not shown) and selected by a sorter are supplied from a supply hopper 4 through a supply hole 15 into the deep milled cylinder 3. When the bucket conveyor 30 is operated by operating the drive motor 33a and rotating the drive pulley 33 in the direction of the arrow in FIG. 4, the buckets 32 are also sequentially transferred in the same direction. The rice cereal supplied through the supply hole 15 is stored, or the rice cereal already deposited on the bottom plate 40 is picked up and transferred upward. And when each bucket 32 rotates around the upper driven pulley 34, the rice grains in each bucket 32 are discharged to the storage tank 5 side through the discharge hole 16 by the centrifugal force, and the storage tank 5 It is stored in order.
[0029]
And after mounting the bag which stores rice grains on the measuring device 8 or on the bag mounting plate 13 of the bag mounting table 11 mounted on the measuring device 8, the discharge port 6 of the storage tank 5 is opened. As a result, the rice grains in the storage tank 5 are discharged from the discharge port 6, stored in the bag, and packed in a bag. The rice grains stored in the bag are weighed by the measuring device 8, and when the weight reaches a predetermined value, the measuring device 8 sends a signal to the shutter operating member 7a to operate the shutter 7 and close the discharge port 6. The weighing bag filling of rice grains is completed.
[0030]
As described above, in the weighing bag filling machine, rice bag weighing can be sequentially carried out, but after a certain period of time, the rice bran associated with the rice grains is removed from the inner wall surface of the cereal barrel 3 and the cerealing means. It adheres to the inner wall surface of the storage tank and is not preferable for hygiene purposes. Therefore, in the present invention, the cover plates 19 and 20 of the window holes 17 and 18 provided on both side walls of the cereal barrel 3 are removed by screwing the screws, and the window holes 17 and 18 are lifted up. The inside of the grain cylinder 3 can be cleaned, and the window holes 17 and 18 are provided by shifting their installation positions in the vertical direction. be able to. Also in the storage tank 5, the confirmation windows 22a and 22b are formed in a slightly large size and are detachable so that the inside of the storage tank 5 can be easily cleaned. Further, by attaching a silicon rubber cleaning scraper 37 to the scraper mounting portion 35 of the bucket conveyor 30 and then operating the bucket conveyor 30, the outer portion of the cleaning scraper 37 is placed inside the milled cylinder 3. The rice bran and residual rice etc. adhering to the wall surface are slid in contact with the wall surface and scraped off. The scraped rice bran is dropped on the arc-shaped bottom plate 40. Then, by turning the closing plate 42 of the bottom plate 40 with the lever 43 to open the dropping port 41, rice bran or the like can be dropped from the dropping port 41 and can be excluded from the cereal barrel 3.
[0031]
Moreover, the residual rice remaining on the bottom plate 40 of the cereal barrel 3 is dropped from the drop port 41 by rotating the closing plate 42 of the bottom plate 40 by the lever 43 and opening the drop port 41 appropriately. It can be excluded from the whipped cylinder 3. Even when changing the brand name of rice grains to be packed in weighing bags, etc., after completely removing the remaining rice inside the milled barrel 3 at the time of the change, supplying new brand rice grains and packing them in weighing bags As a result, rice grains of different brands are not mixed with each other.
[0032]
【The invention's effect】
As explained above, according to the weighing bagging machine for rice grains of the present invention, the installation positions of the cleaning window holes are shifted from each other in the vertical direction on both side walls of the cereal cylinder, The inside of the cereal cylinder can be easily cleaned from the window hole as well as the inside of the cereal cylinder, and the confirmation window is also provided in the storage tank. It is also possible to make the inside of the storage tank easy to clean by forming it somewhat large and making it detachable. And the residual rice remaining on the bottom plate of the cereal cylinder is removed from the cereal cylinder by dropping from the drop port as appropriate by turning the closing plate of the bottom plate and opening the drop port. In addition, even when changing the brand name of rice grains to be packed in the weighing bag, etc., after completely removing the residual rice inside the milled cylinder at the time of the change, supply a new brand of rice grain and measure bag Since stuffing can be performed, it is possible to prevent rice grains having different brands from being mixed with each other.
[0033]
Furthermore, by removing and attaching a cleaning scraper to the scraper mounting portion of the bucket conveyor and operating the bucket conveyor, the rice bran and residual rice adhering to the inner wall surface of the milled cylinder are scraped off, Rice bran and the like can be removed from the cereal cylinder through the arc-shaped bottom plate outlet.
[0034]
Further, the display device is configured to be able to adjust the tilt angle (elevation angle and depression angle) upward and downward and the angle adjustment in the left and right directions, and can be set at a position that is easily visible to the operator.
[0035]
As described above, according to the present invention, it becomes possible to easily and easily clean the inside of the weighing bag filling machine for rice grains, and quickly and efficiently remove rice bran and residual rice adhering to the wall surface. Therefore, it is possible to hygienically and accurately pack a small-volume weighing bag of rice grains.
[Brief description of the drawings]
1 is a perspective view of a rice grain weighing bagging machine according to the present invention as seen from the front;
FIG. 2 is a perspective view of the rice grain weighing bagging machine of the present invention as seen from the rear.
FIG. 3A is a schematic perspective view of a cereal barrel, and FIG. 3B is a perspective view schematically showing a bucket conveyor disposed in the cereal barrel.
FIG. 4 is a perspective view schematically showing an enlarged lower portion of the cereal barrel and the bucket conveyor.
FIG. 5A is a perspective view of a display attachment mechanism in a rice weighing bagging machine according to the present invention, and FIG. 5B is a perspective view showing a rotation state of the display to a storage position. .
FIG. 6 is a perspective view schematically illustrating a conventional grain weighing bagging machine.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 (For rice grains) Weighing bag packing machine 3 Flour cylinder 4 Supply hopper 5 Storage tank 6 Discharge port 7 Shutter 8 Meter 10 Display 11 Bag mounting table 15 Supply hole 16 Discharge hole 17, 18 Window hole 19, 20 Lid Plates 22a, 22b Confirmation windows 24a, 24b Glass window 30 Bucket conveyor 31 (endless) belts 32, 32 ... Bucket 35 Scraper mounting portion 36 Mounting member 37 (for cleaning) Scraper 40 Bottom plate 41 Drop port 42 Closing plate

Claims (5)

A supply hopper (4) is provided at the lower part of the cereal cylinder (3) in which a bucket conveyor (30) for cerealing rice grains is disposed, and a storage tank (5) is provided at the upper part thereof. In a weighing bag filling machine for rice grains in which a measuring device (8) for weighing rice grains stored in a bag is disposed below the discharge port (6) of
Cleaning window holes (17, 18) are respectively provided on both side walls of the cereal barrel (3), and the cleaning window holes (17, 18) are positioned so as to be shifted from each other in the vertical direction. The lid plate (19, 20) is detachably closed, and the arc-shaped bottom plate (40) of the cereal barrel (3) is closed by a swingable closing plate (42). A mouth (41) is provided, and the bucket conveyor (30) has a plurality of buckets (32, 32...) And at least one scraper mounting portion (35) for detachably mounting a cleaning scraper (37). ), A weighing bagging machine for rice grains. The drop port (41) provided in the arc-shaped bottom plate (40) is provided downstream of the bottom plate (40) in the bucket transfer direction and was scraped off by the cleaning scraper (37). The measuring bag filling machine for rice grains according to claim 1, wherein the rice bran and residual rice remaining on the bottom plate (40) can be eliminated. The storage tank (5) has a slightly large confirmation window (22a, 22b) detachably on both side wall surfaces thereof, and the weighing bag filling machine for rice grains according to claim 1 or 2. The weighing tank filling machine for rice grains according to any one of claims 1 to 3, wherein the storage tank (5) has a glass window (24a, 24b) on its upper wall surface. An indicator (10) is arranged on the front wall surface of the milled cylinder (3), and the indicator (10) is provided so that the upward and downward angles can be adjusted and the left and right angles can be adjusted. The measuring bag filling machine for rice grains according to any one of claims 1 to 4.

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