JP2714705B2 - Milling equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a grain mill.

(Prior Art) Conventionally known, Japanese Patent Publication No. 32-8660 and Japanese Patent Publication No. 33-64 describe a technique of grinding and then adding water (friction).

In the above, the grinding and milling machines are different from each other, but those having a uniaxial shape are also known and described in Japanese Patent Publication No. 47-652.

(Problems to be Solved by the Invention) The former has a complicated structure because the grinding and milling machine and the friction milling machine are different from each other. The latter has a simple structure because it has a uniaxial shape, but the grain is distributed only in the lower part because of the horizontal axis, so that uneven polishing is inevitable. Further, although the grinding speed and the grinding speed are completely different from each other, the difference cannot be produced.

However, it is possible to obtain a grinding / friction milling apparatus having a small structure even if it is distributed without unevenness on the vertical axis.

(Object of the Invention) Accordingly, the present invention is intended to prevent uneven polishing on the vertical axis, to reduce the size, and to perform polishing in accordance with the purpose of the grain.

(Means for Solving the Problems) Accordingly, the present invention provides a grinding rotary milling roll on the vertical rotary spindle 10.
The grinding and milling roll A is formed around the grinding and rotating milling roll 16 while the friction rotating milling roll 23 is provided concentrically around the outer periphery of the grinding and milling roll A. A grinding machine which forms a friction grinding room B around it, and both chambers AB communicate with each other so as to reach from the grinding grinding room A to the friction grinding room B, and the grinding grinding room A is an ascending grinding room. The above-mentioned grinding and polishing room B is a descending type polishing room, and the above-mentioned grinding and polishing room A
A grain grinding device configured to allow the material ground by grinding to flow into the grinding and polishing room B; and a supply port 31 at a lower portion of the grinding and polishing room A, and a white rice discharge port at a lower portion of the friction and grinding room B. A grinding machine provided with 29 and a grinding machine provided with a resistance valve 47 in the upper discharge portion 26 of the grinding and milling room A.

(Example) The structure of the present invention will be described with reference to an example. Reference numeral 1 denotes a floor, 2 denotes one frame installed on the floor 1, and 3 denotes a frame constituting the frame 2. The frame 2 is formed in a box shape with a thin iron plate.

A horizontal partition 4 is provided at a lower position in the frame 2, and a transmission chamber 5 is formed below the horizontal partition 4. At the center of the horizontal partition 4, a vertical through hole 13 is formed.
In the center of the upper part of the vertical axis, a vertical axis tube 6 is placed and fixed to the horizontal partition 4 with screws 7.

A flange-shaped support base 8 is formed at the upper end of the longitudinal axis tube 6. A hollow vertical rotating main shaft 10 is axially mounted in the vertical axis tube 6 via a bearing 9.

Reference numeral 11 denotes a suction chamber formed between the vertical rotation main shaft 10 and the vertical axis cylinder 6, and 12 denotes a suction hole formed in the vertical rotation main shaft 10.

The lower end of the vertically rotating main shaft 10 protrudes below the horizontal partition 4 to fix the passive pulley 14. The upper end of the vertically rotating main shaft 10 protrudes upward from the support table 8, and a frying spiral 15 is fitted from above and mounted thereon, and a grinding rotary mill roll 16 is fitted from above and mounted thereon.

The periphery of the hoisting spiral 15 is surrounded by a hoisting cylinder 17, the periphery of the grinding rotary mill roll 16 is surrounded by a grinding mill 18, and a grinding mill A between the grinding rotary mill roll 16 and the grinding mill 18. To form

The fryer cylinder 17 is inserted into the frame 2 from above, and the lower end of the fryer cylinder 17 abuts on the support base 8 and is fixed to the support base 8 with the screw 19.

The grinding and milling net 18 is fitted from above into the frying cylinder 17,
The lower end of the grinding and milling net 18 is stopped by engaging with the step 20 of the graining cylinder 17, and the upper end of the grinding and milling net 18 is stopped by the cap 21.

The outer periphery of the frying cylinder 17 is a cylinder, and the bearing 22 is fitted therein, and the friction rotary milling roll 23 is fitted on the outer periphery of the bearing 22. A passive pulley 24 is integrally formed at the lower end of the friction rotary milling roll 23 (a separate fixing is also possible), and a belt is wound around the passive pulley 24 to rotate the friction rotary milling roll 23.

At the upper end of the friction rotating milling roll 23, a downward feed spiral
25 is provided integrally (can be fixed separately). The upper end of the downward feeding and feeding spiral 25 is lower than the outlet 26 of the grinding and polishing room A.

The outer circumference of the friction rotary milling roll 23 is surrounded by a friction milling net 27, and the outer circumference of the downward feeding and feeding spiral 25 is surrounded by a feeding cylinder 28.
The friction milling room B is located between the friction rotary milling roll 23 and the friction milling net 27.

A white rice outlet 29 is provided at the bottom of the friction milling net 27,
Attach drain gutter 30 to 29. 31 is supply port, 32 is supply gutter, 33
Is a bran discharge chamber, 34 is a suction hole, 35 is a bran discharge chamber, and 36 is a suction hole.

The feeding cylinder 28 is extended upward to become the extension cylinder 37, and the extension cylinder
A communication room 38 is formed in 37. An upper lid 39 above the communication room 38
The vertical cylinder 40 is provided in the center of the upper lid 39, and the adjustment handle 41 is screwed into the vertical cylinder 40. A vertical hole 42 is formed in the center of the adjustment handle 41, and the upper and lower bars 43 are inserted into the vertical hole 42. Vertical bar 43
A flange 44 is fixed to the lower end of the, and a spring 45 is interposed between the flange 44 and the adjustment handle 41. The upper end of the arm 46 is fixed to the flange 44, and the lower end of the arm 46 is fixed to the resistance valve 47.

(Operation of the embodiment) Next, a usage method will be described.

The motor rotates the passive pulley 14 to rotate the spindle
Rotate 10 and fry spiral 15 and grinding rotary mill roll 16
At a rotation speed suitable for the grinding rotation. Further, the passive pulley 24 is rotated by the motor, and the friction rotary milling roll 23 and the downward feed milling spiral 25 are rotated at a rotation speed suitable for the friction rotation.

Next, the suction machines attached to the suction hole 34 and the suction hole 36 are respectively rotated to suck the inside of the bran discharge chamber 33 from the suction hole 34 and the inside of the bran discharge chamber 35 from the suction hole 36.

In this state, when brown rice is supplied from the supply gutter 31, the brown rice is raised by the filing spiral 15 which rotates in an optimal state,
The surface is initially ground and milled by the grinding rotary mill roll 16,
The brown rice whose surface is scratched is stored in the communication room 38 in the extension cylinder 37. In this case, the degree of the initial grinding and polishing is adjusted by an adjusting handle 41 screwed into a vertical cylinder 40 provided on the upper lid 39. That is, when the adjustment handle 41 is rotated,
Since the strength of the spring 45 between the flange 44 and the adjustment handle 41 is adjusted, the resistance of the resistance valve 47 is adjusted.

The brown rice that has undergone the initial grinding and milling is lowered by the downward feeding and feeding spiral 25. The lowering by the downward feeding and feeding spiral 25 is also performed in a suitable state, and is subjected to finish friction polishing by the friction milling rotary roll 23, sent out to the white rice discharge port 29, and taken out as finished rice. The degree of finishing friction polishing is resistance valve 48
Is adjusted by

(Effect) Conventionally known, Japanese Patent Publication No. 32-8660 and Japanese Patent Publication No. 33-64 describe a technique of grinding and then adding water (friction).

In the above, the grinding and milling machines are different from each other, but those having a uniaxial shape are also known and described in Japanese Patent Publication No. 47-652.

The former is complicated in structure because the grinding and milling machine and the friction milling machine are different from each other. The latter has a simple structure because it has a uniaxial shape, but the grain is distributed only in the lower part because of the horizontal axis, so that uneven polishing is inevitable. Further, although the grinding speed and the grinding speed are completely different from each other, the difference cannot be produced.

However, according to the present invention, a grinding and rotating milling roll 16 is fixed to the vertical rotating spindle 10 to form a grinding and milling chamber A around the grinding and rotating milling roll 16, and the outer peripheral portion of the grinding and milling chamber A is concentrically rubbed. A rotary milling roll 23 is provided to form a friction milling chamber B around the friction rotary milling roll 23, and the two chambers AB communicate with each other from the grinding milling chamber A to the friction milling chamber B. Equipment, and the grinding and milling room A is an ascending milling room,
The friction milling room B is a descending type milling room, and a grinding device having a configuration in which the material ground and refined by the grinding and polishing room A flows into the friction polishing room B is a grinding rotary milling roll. 16 and the friction rotary milling roll 23 can be rotated at a suitable rotation, respectively, and the best rice can be milled.
Further, since the friction polishing room B is formed concentrically on the outer peripheral portion of the grinding and polishing room A, the configuration is simple.

Further, since the supply port 31 is provided in the lower part of the grinding and milling chamber A, and the rice mill is provided with a white rice discharge port 29 in the lower part of the friction and milling chamber B, when supplied to the supply port 31, the rice is supplied from the white rice discharge port 29. You can take out white rice.

In addition, since the grinding machine is provided with a resistance valve 47 in the upper discharge portion 26 of the grinding and polishing room A, the initial grinding accuracy can be adjusted.

[Brief description of the drawings]

FIG. 1 is an overall vertical side view. DESCRIPTION OF SYMBOLS 1 ... Floor 2 ... Frame 3 ... Bone frame 4 ... Horizontal partition 5 ... Transmission chamber 6 ... Shaft cylinder 7 ... Screw 8 ... Support base 9 …… Bearing, 10 …… Vertical rotating spindle, 11 …… Suction chamber,
12 ... suction hole, 13 ... through hole, 14 ... passive pulley, 15 ...
Spiral Spiral, 16 ... Grinding Rotary Milling Roll, 17 ... Frying Tube,
18 ... grinding milling net, 19 ... screw, 20 ... step, 21 ... cap, 22 ... bearing, 23 ... friction rotary milling roll, 24 ... passive pulley, 25 ... downward feeding Grain spiral, 26 ... outlet, 27
…… friction milling net, 28 …… hull, 29 …… white rice outlet, 30
... discharge gutter, 31 ... supply port, 32 ... supply gutter, 33 ... bran discharge chamber, 34 ... suction hole, 35 ... bran discharge chamber, 36 ... suction hole,
37 ... Extension tube, 38 ... Contact room, 39 ... Top cover, 40 ... Vertical tube, 41 ... Adjustment handle, 42 ... Vertical hole, 43 ... Vertical bar,
44… Tsuba, 45… Spring, 46… Arm, 47… Resistance valve,
48: Resistance valve, A: Grinding and grinding room, B: Friction and grinding room.

Claims (4)

(57) [Claims] 1. A grinding and rotating milling roll 16 is fixed to a vertical rotating spindle 10 to form a grinding and milling chamber A around the grinding and rotating milling roll 16. Friction is formed concentrically around the outer periphery of the grinding and milling chamber A. A rotary milling roll 23 is provided to form a friction milling chamber B around the friction rotary milling roll 23, and the two chambers AB communicate with each other from the grinding milling chamber A to the friction milling chamber B. apparatus. 2. The grinding and polishing room A according to claim 1, wherein said grinding and polishing room A is an ascending polishing room, said friction and polishing room B is a descending polishing room, and said grinding and polishing room A is ground and refined. A grain milling device in which the material flows into the friction milling room B. 3. The grinding and polishing chamber B according to claim 1, wherein a supply port 31 is provided below the grinding and polishing chamber A.
A grain mill with a white rice outlet 29 below. 4. A grain mill according to claim 1, wherein a resistance valve 47 is provided in an upper discharge part 26 of said grinding and milling chamber A.