JPH0632229Y2 - Vertical rotary grain sorter - Google Patents

Description

[Detailed Description of the Invention] (a) Field of Industrial Application The present invention has an infinite number of selection holes of appropriate size formed on the peripheral surface,
The present invention relates to a vertical rotary grain sorter for feeding mixed grains into a rotary sorter which stands upright with its axis in the vertical direction and allowing small grains in the mixed grains to leak through the sort holes to sort.

(B) Conventional Technology As a conventional vertical rotary grain sorting apparatus, there is one disclosed in, for example, JP-A-59-209682.

The configuration of the one disclosed in this publication supplies the mixed grain to the lower part of the rotary selection cylinder, leaks the small grains from the selection hole while stirring and raising the supplied mixed grain in the rotary selection cylinder, The sized particles from which the small particles have been removed are taken out from the upper part, and the small particles are taken out by the fried grain cylinder standing upright on the side of the rotary selection cylinder.

(C) Problems to be solved by the device Since the conventional vertical rotary type grain sorting device is configured in this way, the structure is complicated, the body itself is large, and the cost is high.

In view of this, the present invention provides a mixed grain supply port on the upper part of the machine, and sizing and small grain extraction ports after selection to concentrate the supply and extraction on the upper part while improving workability. It was devised for the purpose of reducing the number of parts and simplifying the configuration, compactly assembling the machine body, and providing it at a low cost.

(D) Means for Solving the Problem In order to achieve the above-mentioned object, the present invention provides a rotation in which an innumerable selection hole of an appropriate size is formed on the peripheral surface and the shaft core is set upright in the vertical direction. The technical configuration described below was applied to the vertical rotary grain sorting apparatus that feeds the mixed grain into the sorting cylinder and leaks the small grains in the mixed grain from the sorting hole to sort.

That is, the rotary selection cylinder is surrounded by an outer cylinder having an appropriate distance from the outer peripheral surface thereof, and the inner peripheral surface of the rotary selection cylinder is provided with a spiral blade for sizing and lifting small-sized particles on the outer peripheral surface. Spiral winding blades for winding are integrally provided, and the center of the upper part of the rotary selection tube is made to look into the feed port, and the mixed grain from the supply port is fed to the rotary core of the rotary selection tube. And the upper inner peripheral surface of the rotary sorting cylinder is provided with a sieving outlet for taking out the sized particles after the sorting. Each of them was formed with a small grain outlet for taking out small grains.

(E) Action Since it is configured in this way, the mixed grain is supplied from the supply port to the upper center of the rotary sorting cylinder, and the mixed grain supplied is the axis of the rotary sorting cylinder. When it descends and reaches the lower part, the inner peripheral surface diverts to the inner peripheral surface and the inner peripheral surface is lifted by the centrifugal force action due to the rotation of the rotary selection cylinder and the spiral blades wound around the inner peripheral surface. It is.

Then, while being stirred in this lifting process, the small grains in the mixed grain leak out from the sorting hole, and the sizing is lifted without leaking, and the upper inner circumferential surface is opened from the sizing outlet. Small particles that have been taken out and stored in a predetermined container and leaked from the sorting hole are lifted up by a spiral blade whose outer peripheral surface is wound around the outer circumference in the space between the outer cylinder and taken out from the small particle outlet. Then, it can be received in a bag or the like, the supply of the mixed grain, the sizing after the sorting and the taking out of the small grains are concentrated on the upper part of the machine body, and the sorting can be performed with good workability.

(F) Example Hereinafter, the vertical rotary grain sorter according to the present invention will be specifically described with reference to an example.

In (1), a mesh (8) having an appropriate mesh is stretched in a cylindrical shape, and innumerable sorting holes are formed on the peripheral surface with the mesh, and the mesh (8) has the same upper end and lower end, respectively. It is a rotary sorting cylinder constructed by connecting the upper cylinder (9) and the lower cylinder (10) of the diameter, and the lower cylinder (10)
Has a bottom portion (11), and a flow dividing tube (12) having a conical upper portion projecting from a central portion of the bottom portion (11) is integrally formed.

(2) is an outer cylinder, which is appropriately spaced from the outer peripheral surface of the rotary selection cylinder (1).
(C) has a large diameter so as to have a large diameter and surrounds the rotary selection cylinder (1), and the bottom part (13) of which has a bearing part (14) located in the diversion cylinder (12) Has been done.

(15) is a funnel-shaped grain tank supported by the upper part of the outer cylinder (2), and a bearing part (16) with a conical upper part is formed in the center of the bottom part of the grain tank (15). Bearing part (16)
A supply port (5) is opened around the.

Then, the vertical axis (17) penetrates the diversion tube (12) to support the upper and lower gutters by the bearing portions (16) and (14), respectively, and the vertical axis (17) also divides the diversion tube (12). ) Is attached to the rotary selection cylinder
(1) is rotatably provided upright, and the supply port (5) has the center of the upper part inside the rotary selection tube (1) seen in a crocodile.

In addition, the inner peripheral surface and the outer peripheral surface of the rotary selection tube (1) are spirally wound with band-shaped plate bodies to spirally sizing the granules (3) and small grain lifting. Spiral blade (4) is attached integrally, the upper inner peripheral surface of the rotary sorting cylinder (1) opens the sieving outlet (6), and the upper part of the rotary sorting cylinder (1) Outer cylinder with outer circumference (2)
The small grain outlet (7) is provided in the upper part of the small grain outlet (7)
The outer peripheral surface of the rotary sorting cylinder (1) is opened to the crocodile, and the sizing gutter (18) and the small gutter are connected to the sizing outlet (6) and the small grain outlet (7).
(19) are linked together.

The leg (20) is attached to the bottom of the outer cylinder (2), and the vertical axis (17) and the rotary selection cylinder (1) are attached to the outer periphery of the lower part by the attached electric motor (M).
-The spiral blades (3) and (4) rotate together. Also, the selection holes on the peripheral surface of the rotary selection cylinder (1) are formed by stretching the net (8) in a cylindrical shape.However, a punched iron plate is formed in a cylindrical shape to provide a selection hole on the peripheral surface. It may be one.

Therefore, the vertical axis (17) and the rotary sorting cylinder (1) are controlled by the electric motor (M).
・ The spiral blades (3) and (4) rotate together in the (a) direction, and when the mixed grain in the grain tank (15) at the top of the machine is sequentially supplied from the supply port (5), this supply Rotating sorting cylinder for mixed grains
When the shaft core of (1) descends along the vertical axis (17) as shown in (b) and reaches the lower part, the mixed grain is divided by the flow dividing cylinder (12) into the inner peripheral surface of the rotary selection cylinder (1). The inner peripheral surface is guided by the saw and is lifted by the spiral blade (3) due to the centrifugal force generated by the rotation.

Then, in the process of being lifted up, the small particles in the mixed grain leak into the interval (C) from the sorting hole formed on the peripheral surface while being stirred by the spiral blade (3), and the outer peripheral surface is wrapped around the alligator. The spiral blade (4) lifts it like (C). In addition, the sized granules that do not leak from the sorting hole are lifted up along the inner peripheral surface as shown in (d), come out from the sized granule outlet (6), are taken out by the granule gutter (18), and are stored in a predetermined container. The small particles lifted up in the interval (C) are discharged from the small particle outlet (7), taken out by the small particle gutter (19), and received in a bag or the like.

(G) Effect of the Invention As described above, the present invention supplies an infinite number of selection holes of appropriate size on the peripheral surface, and supplies the mixed grain into the rotary selection cylinder which is erected vertically with its axis centered in the vertical direction. Then, in the vertical rotary type grain sorting device for sorting by leaking the small grains in the mixed grain from the sorting hole, the rotating sorting cylinder is surrounded by an outer cylinder having an appropriate interval with the outer peripheral surface thereof, and the rotation is performed. The inner peripheral surface of the sorting cylinder is crocodile, and spiral blades for sizing and lifting are provided integrally on the outer peripheral surface by winding spiral blades for lifting small particles. Looking into the supply port, the mixed grain from the supply port is selected in the process of lifting by the spiral blade after lowering the axis of the rotary selection cylinder.
And, since the upper inner peripheral surface of the rotary sorting cylinder is formed with a sizing outlet for taking out the sized particles after sorting with a saw, the upper outer circumferential surface is formed with small particle outlets for taking out the small particles, respectively. The mixed grain fed to the center of the upper part of the rotary selection cylinder moves down the center axis of the rotary selection cylinder, and when it reaches the lower part, the inner peripheral surface diverts to the center and the centrifugal force due to the rotation of the rotary selection cylinder. The inner peripheral surface is lifted up by the action and the spiral blade wound around the inner peripheral surface, and the small particles in the mixed grain leak out from the selection hole while being stirred in the process of being lifted up. Since it is selected by lifting with a spiral blade that can be wrapped around the outer peripheral surface and taken out from the upper small particle outlet, the particle size is lifted without leaking and taken out from the upper particle size outlet. The mixed grain supply port and the sorted and small grain extraction ports after the selection are concentrated on the upper part of the machine to improve workability. While becomes a thing that can be achieved, composed of the number of parts becomes small to simplify, the aircraft is able to provide low cost unity in the compact.

[Brief description of drawings]

1 is a vertical sectional view of a vertical rotary type grain sorting device, FIG. 2 is a plan view thereof, and FIG. 3 is a horizontal sectional view thereof. Is. 1 ... Rotation selection cylinder, C ... spacing 2 ... Outer cylinder, 3 ... Spiral blade 5 ... Supply port, 4 ... Spiral blade 7 ... Small grain outlet, 6 ... Sizing outlet

Claims (1)

[Scope of utility model registration request] 1. A mixed grain is fed into a rotary sorting cylinder (1) which has a number of sorting holes of appropriate size formed on its peripheral surface and which is erected vertically with its axis being the vertical direction. In the vertical rotary type grain sorting apparatus for leaking and sorting the small grains from the sorting hole, the rotary sorting cylinder (1) is surrounded by an outer cylinder (2) having its outer peripheral surface and an appropriate interval (C). The inner peripheral surface of the rotary selection tube (1) is wound with a spiral blade (3) for sieving and sieving, and a spiral blade (4) for lifting small particles is wound around the outer peripheral surface to integrally form In addition to the above, the center of the upper part of the rotary selection cylinder (1) is the alligator feed port.
(5), and the mixed grain from the supply port (5) is sorted in the process of lifting by the spiral blade (3) after lowering the axis of the rotary sorting cylinder (1). And the rotary sorting cylinder
The upper inner peripheral surface of (1) has a sizing outlet (6) for taking out the sized particles after screening, and the upper outer peripheral surface has a small particle outlet for taking out small particles (7).
A vertical rotary-type grain sorting device, which is configured by opening each.