JP6604534B2 - Ken rice machine - Google Patents

Description

The present invention relates to a research machine.

  2. Description of the Related Art Conventionally, a rice polishing machine is known that performs milling treatment while adding moisture to rice grains to polish the koji adhering to the rice grains and finish the gloss white rice. For example, a rice polishing machine described in Patent Document 1 is known and will be described with reference to FIGS.

  FIG. 7 is a side sectional view of a conventional rice polishing machine, and FIG. 8 is a front sectional view of a milling roll of the same rice polishing machine. 7 and 8, the rice polishing machine 101 is provided with a whitening roll 107 in which a porous wall removing whitening cylinder 103 is horizontally installed inside a machine frame 102 and a blower port 106 is formed in a hollow main shaft tube 105. The main part is formed by pivoting the grain spiral roll 108. A milling chamber 114 is formed between the milling roll 107 and the milling cylinder 103, a rice grain outlet 115 is connected to the rice grain discharge side of the milling chamber 114, and the rice grain outlet 115 is provided with a weight 116. A plate device 117 is provided. An outer lower portion of the whitening cylinder 103 is formed in a collecting chamber 118, and a wind exhauster 119 is connected to the collecting chamber 118. Reference numeral 104 denotes a shielding wall plate provided on the main shaft tube 105, and reference numeral 110 denotes a shielding plate provided on the whitening roll 107.

  The humidifying device 120 disposed in the vicinity of the rice polishing machine 101 is such that the nozzle port of the injection nozzle 121 faces the end portion 105 a of the spindle tube 105, and the injection nozzle 121 is connected to the water tank 123 through the water supply pipe 122. And the air compressor 125 via the air supply pipe 124.

  When the rice grains are supplied by opening the shutter 113 provided in the supply port 112 in the above-described rice mill, the rice grains are sent from the supply tank 111 through the supply port 112 to the milling chamber 114 by the threshing spiral roll 108. Moisture is sprayed from the nozzle port of the spray nozzle 121 to the rice grains sent to the whitening chamber 114, and the end portion 105 a of the main shaft tube 105, the main shaft tube 105, the vent hole 109 of the main shaft tube 105, and the blast port of the whitening roll 107. Water is supplied into the whitening chamber 114 through 106.

  The surface of the rice grains in the whitening chamber 114 is moistened and softened by the supplied moisture, and is further removed by rotating the whitening roll 107 in the whitening chamber 114. The removed scissors fall from the whitening cylinder 103 and are discharged to the outside by the suction action of the air exhauster 119.

When supplying moisture into the whitening chamber 114, the mist of humidified air filled in the main shaft tube 105 once enters the whitening roll 107 through the vent 109 of the main shaft tube 105, and the humidified air inside the whitening roll 107. Is supplied to the whitening chamber 114 through the blast port 106. However, after the completion of the scouring, the humidified air is condensed and condensed water is generated, and a water pool W is formed by the condensed water. That is, as shown in FIG. 8, since the inner surface of the whitening roll 107 is formed in a curved surface, the water reservoir W is difficult to be discharged out of the machine.
When such a water pool W is generated, there is an unsanitary surface such as rust (rust) or mold on the inner surface of the whitening roll 107. Further, the rust causes the fitting portion between the whitening roll 107 and the main shaft tube 105 to be fixed, which makes it difficult to disassemble and difficult to perform maintenance.

Japanese Utility Model Publication 2-36589

In view of the above problems, after pearling completion, there is no fear that puddles on the inner surface of the milling roll is caused, it is possible to suppress the occurrence of rust and mildew, and providing and maintenance prone Ken US machine Is a technical issue.

The present invention for solving the above problems, the interior of OkuKoku tube and the porous wall bran removing milling tube disposed within the machine frame, rotatably the OkuKoku roll and milling roll, said the said transmission grain roll OkuKoku A rice mill in which the space between the cylinder is a cerealing chamber, and the space between the milling roll and the porous wall removing milling mill is formed in the milling chamber ,
The main shaft that pivots the cerealing roll and the whitening roll is formed by forming a water conduit from one side end of the cerealing roll to the shaft portion of the whitening roll, and from the end of the conduit The water addition nozzle is extended toward the outer peripheral portion of the whitening roll, and the nozzle port of the water addition nozzle is exposed to the blast port of the whitening roll in the vicinity of the boundary between the cerealing chamber and the whitening chamber. The machine was characterized by

According to the present invention, the water guided to the Jikuka of milling rolls by water conduit of the internal spindle, by the addition of water nozzles is directed towards the milling roll outer portion, the water is dropped directly from the air jet port In other words, there is no possibility that a water pool is generated inside the whitening roll as in the prior art, and there is an advantage that generation of rust (rust) and mold can be suppressed. As a result, the frequency of disassembly and assembly for cleaning the inside of the whitening roll is reduced, and the rice mill becomes easy to maintain.

Further, the nozzle opening of the water adding nozzle, so are to face the air jet port of the milling roll, there is no need to drilling water addition nozzle dedicated holes to the outer periphery of the milling roll.

Furthermore, since the nozzle port of the water addition nozzle faces the blast port of the milling roll in the vicinity of the boundary between the cerealing chamber and the milling chamber, it is transferred from the threshing chamber and stays in the milling chamber. Moisture can be dripped directly into the rice grains. Therefore, there is no possibility that a water pool is generated inside the whitening roll as in the prior art, and there is an advantage that generation of rust (rust) and mold can be suppressed.

1 is a schematic perspective view of a rice polishing machine according to an embodiment of the present invention. It is a sectional side view same as the above. It is a general view of the milling roll of the same rice polishing machine as above. It is AA sectional drawing of FIG. It is a disassembled perspective view at the time of assembling a whitening roll. It is an expanded sectional view showing the joined part of a roll division part. It is a sectional side view of the conventional grinding machine. It is a front cross-sectional view of a milling roll of a conventional rice polishing machine.

  FIG. 1 is a schematic perspective view of a rice polishing machine according to an embodiment of the present invention, FIG. 2 is a side sectional view of the same, FIG. 3 is an overall view of a whitening roll of the same rice polishing machine, and FIG. FIG. 1 and 2, a polishing machine 1 according to an embodiment of the present invention has a perforated wall removing white cylinder 3 horizontally mounted inside a machine frame 2 arranged on a machine base 38, and a solid main spindle 4. A main part is formed by pivoting a milling roll 7 provided with a jet nozzle 5 and a stirring protrusion 6 and a cerealing roll 8 for laterally feeding rice grains. A space between the porous wall removal milling cylinder 3 and the milling roll 7 is formed in a milling chamber 9, and a section between the cerealing cylinder 10 for laterally feeding rice grains and the cerealing roll 8 is formed in the cerealing chamber 11. Further, a space in the collecting chamber 13 is formed outside the porous wall removing and polishing cylinder 3 and communicated with the collecting hopper 12 for collecting the soot.

  A rice grain outlet 14 for discharging the refined product and a refined chute 15 for discharging the refined product out of the machine are provided on the rice grain discharge side of the milling chamber 3, and the rice grain outlet 14 is provided with a weight 16. A device 17 is provided. On the other hand, a rice grain supply port 27 is provided in the upper part of the grain feeding cylinder 10. Above the rice grain supply port 27, a shutter (not shown) for opening and closing the supply port 27 and air serving as the shutter driving device. A cylinder 28 and a rice grain supply tank 29 are provided.

  A drive pulley 18 is attached to one end of the main shaft 4 and a water conduit 19 is formed in the main shaft 4 (see FIG. 2). For example, the water guide channel 19 performs deep hole processing using a cutting tool such as a gun drill having good straightness. The diameter of the water conduit 19 is about 20 to 30 mm. Further, the length of the water conduit 19 is preferably set within the region of the whitening chamber 9 from the one side end of the main shaft 4 (within the range of the arrow L in FIG. 2). It is preferable that the start end of the whitening chamber 9 near the boundary with the whitening chamber 9 (a depth of about 60 cm from the drive pulley 18 side, near the reference numeral 19a in FIG. 2).

  Then, as shown in the AA cross-sectional view of the whitening roll in FIG. A plurality of water addition nozzles 20 extending from the end portion 19a to the outer periphery of the whitening roll 7 in the circumferential direction are provided. Further, the nozzle ports 37 face the blast ports 5 of the whitening roll 7 so that moisture can be directly dropped onto the rice grains staying in the whitening chamber 9. As a result, as shown in FIG. 4, instead of indirectly supplying moisture into the whitening chamber 114 via the vent hole 109 of the main tube 105 and the blast port 106 of the whitening roll 107 as in the prior art of FIG. In addition, since water is dripped directly into the whitening chamber 9 by the water addition nozzle 20, there is no possibility of water pooling on the inner surface of the whitening roll 7 after the completion of the milling, and the generation of rust (rust) and mold is suppressed. There is an advantage that can be.

  On the other hand, a water addition device 21 similar to the prior art is disposed in the vicinity of the rice polishing machine 1 (see FIG. 2). That is, an injection nozzle 22 faces one end of the main shaft 4, the injection nozzle 22 is connected to a water tank 24 through a water supply pipe 23, and the injection nozzle 22 is connected to an air compressor through an air supply pipe 25. 26.

  As shown in FIGS. 3 and 5, the whitening roll 7 is configured by roll division parts 7 a, 7 b, 7 c divided into a plurality of parts in the axial direction, and the roll division parts 7 a, 7 b, 7 c include In order to perform the axial joining of the roll division parts 7a, 7b, 7c and the axial attachment of the roll division parts 7a, 7b, 7c to the main shaft 4, a plurality of support members 30, 31, 32, 33 is interposed (see FIG. 5).

  Fig.6 (a) is an expanded sectional view showing the junction part (code | symbol A vicinity of FIG. 2) of the said roll division | segmentation part 7a and the cereals roll 8, FIG.6 (b) is the said roll division | segmentation part 7a. FIG. 3 is an enlarged cross-sectional view showing a joining portion (near reference sign B in FIG. 2) with a roll dividing portion 7b. The mounting of the roll splitting portions 7a, 7b, and 7c and the cerealing roll 8 on the main shaft 4 will be described with reference to FIG.

First, the cerealing roll 8 is inserted and fitted into the main shaft 4, and the rotation with the main shaft 4 is prevented by the key 34. Next, the shaft support portion 30 a of the support member 30 is inserted into the main shaft 4, and the one side convex portion 30 b of the support member 30 is fitted while being pushed into the fitting concave portion 8 a of the cerealing roll 8. Furthermore, while inserting the roll division | segmentation part 7a in the main axis | shaft 4, it fits, pushing the one side recessed part 7a1 of this roll division | segmentation part 7a in the other side convex part 30c of the said supporting member 30 (refer Fig.6 (a)). . Similarly, the support member 31 and the roll split part 7b are fitted to the main shaft 4, respectively. When the support member 31 is inserted, the one side convex portion 31b of the support member 31 is fitted into the other side concave portion 7a2 of the roll split portion 7a, and when the roll split portion 7b is inserted, the one side concave portion of the roll split portion 7b is inserted. 7b1 is fitted to the other convex portion 31c of the support member 31 (see FIG. 6B).
According to the same procedure, the support member 32, the roll dividing portion 7c, the support member 33, and the ring 35 are fitted to the main shaft 4, and finally, each component is fastened by the nut 36. The roll dividing portions 7a, 7b, and 7c are each provided with a stirring protrusion 6a (see FIGS. 3 and 5), and the roll dividing portion 7a is formed as an agitating protrusion 6a inclined with respect to the axis, and the roll dividing portion 7b. 7c are stirring protrusions 6a parallel to the axis. When the roll dividing portions 7a, 7b, and 7c are fitted to the main shaft 4 by the above-described procedure, the assembling is performed while paying attention to the arrangement and orientation of the stirring protrusions 6a.

  As described above, when the long whitening roll 7 is formed by combining a plurality of roll dividing portions 7a, 7b, and 7c, the cerealing roll 8 and the roll dividing portions 7a, 7b, and 7c are supported by the support members 30 to 33. Are joined in the axial direction, so even if rust (rust) occurs on the inner surface of the whitening roll 7, the long whitening roll is not removed from the main shaft, but one piece for each roll splitting part. It can be removed from the main shaft one by one. Further, because of the axial joining by the plurality of support members, there is no possibility that the main shaft 5 is firmly fixed and difficult to disassemble, and maintenance can be performed more easily.

  INDUSTRIAL APPLICABILITY According to the present invention, the present invention can be applied to a milling roll and a rice mill equipped with the milling roll.

DESCRIPTION OF SYMBOLS 1 Ken rice machine 2 Machine frame 3 Porous wall dehulling white cylinder 4 Main shaft 5 Stirrer 6 Stirring protrusion 7 Whitening roll 8 Graining roll 9 Milling room 10 Graining cylinder 11 Graining room 12 Collection hopper 13 Collection room 14 Rice grain Discharge port 15 Precision chute 16 Weight 17 Resistance plate device 18 Drive pulley 19 Water guide channel 20 Water addition nozzle 21 Water addition device 22 Injection nozzle 23 Water supply pipe 24 Water tank 25 Air supply pipe 26 Air compressor 27 Rice grain supply port 28 Air cylinder 29 Supply Tank 30 Support member 31 Support member 32 Support member 33 Support member 34 Key 35 Ring 36 Nut 37 Nozzle port 38 Machine base

Claims (1)

A cerealing roll and a whitening roll are rotatably provided inside a cerealing cylinder and a perforated wall-removing whitening cylinder arranged in the machine frame , and a space between the cerealing roll and the cerealing cylinder is provided in the cerealing room. A polishing machine in which a space between the milling roll and the porous wall stripping milling cylinder is formed in a milling chamber ,
The main shaft that pivots the cerealing roll and the whitening roll is formed by forming a water conduit from one side end of the cerealing roll to the shaft portion of the whitening roll, and from the end of the conduit The water addition nozzle is extended toward the outer peripheral portion of the whitening roll, and the nozzle port of the water addition nozzle is exposed to the blast port of the whitening roll in the vicinity of the boundary between the cerealing chamber and the whitening chamber. Kenken machine characterized by

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