JPH09225326A - Huller having soundproof wall - Google Patents

Abstract

PROBLEM TO BE SOLVED: To quietly perform work by insulating the noise accompanied by rotation generated from respective rotary parts or working sound generated by grains circulating within a huller during work to the utmost. SOLUTION: A huller 14 is constituted of a hulling part 5, a hulled falling rice winnowing part 9, a sorting part 12 and a finished rice taking out feed device 13 of which the start end faces to the sorting part 13 and formed so as to be covered in a box shape by fitting both right and left soundproof walls 15 constituted of a soundproof material to each other. The sound proof walls 15 have opening windows 18a, 18b, 18d opening the dust discharge cylinder 16 communicating with a suction dust discharge machine 6, an unhulled rice hopper 3, the shutter lever opening and closing a shutter 2 and the finished rice taking-out feed device 13 to the outside.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a huller having a soundproof wall and belongs to the technical field of agricultural machinery.

[0002]

2. Description of the Related Art A hulling machine is a hulling part for hulling, a slidable rice wind sorting part for wind-selecting sludge-free rice from the hulling part, and a mixed-rice sorting for separating and sorting mixed rice into hull and brown rice. Part, mixed rice fried machine, and finished rice fried machine. Some hullers have a structure in which the whole is covered with a cover and a soundproof effect is expected, as disclosed in JP-A-61-263653.

[0003]

In the hulling machine, during work, the noise caused by the rotation generated from each rotating portion and the work sound generated by the grains circulating in the machine are insulated as much as possible to prevent the propagation to the outside. However, there is a demand for something that can be done quietly. In the above-mentioned conventional technology, although some soundproofing effect can be expected during hulling work, since it is a cover system, there is a gap between the machine body and the cover, and a soundproof wall having a predetermined thickness is provided. Compared with the method of closely fitting to the machine,
There is a problem that the soundproofing effect is far inferior. Furthermore, this conventional technique is difficult to carry when covered with a cover, and it is necessary to remove the cover and pack it with packing equipment even in the case of short-distance transportation. Moreover, this cover is easy to install and remove. There are defects that are laborious and time consuming.

[0004]

The present invention has taken the following technical means in order to solve the problems of the prior art. That is, according to the present invention, a hulling portion 5 constituted by axially mounting a pair of hulling rolls 4 and 4'on the lower side of the rice hopper 3 having a shutter-2 in the opening 1 at the bottom, Below the hulling portion 5, a suction dust collector 6 is connected to the end portion, and a mixed rice transfer spiral 7 is axially mounted to the start portion to form a slanting selection air passage 8. The sorting unit 12 includes a rice wind selecting unit 9, a sorting unit 11 that separates and sorts the mixed rice fed and fed from the slide-down rice wind selecting unit 9 through a grain elevator 10, and the sorting unit 12 A grain huller 14 is configured by the finishing rice grain raising device 13 facing the start end portion, and the grain huller 14 is covered with a box shape by combining left and right soundproof walls 15 and 15 ′ made of soundproof material. The soundproof walls 15 and 15 'are provided with a dust-exhausting cylinder 16 communicating with the suction dust-extractor 6, a paddy hopper 3, and a shutter for opening and closing the shutter-2. A bar -17 is obtained by the finishing US AgeKoku device 13 opening window 18a for opening an upper 13a to the outside of, 18b, 18c, the rice huller with soundproof walls constitute 18d configuration.

[0005]

Embodiments of the present invention shown in the drawings will be described below. First, based on FIG. 1, the huller 14
Will be described. This huller 14 has a hulling part 5 for hulling in the upper front part, a slidable rice wind selecting part 9 for wind-selecting the slid rice from the hulling part 5 in the lower front part, and hulling mixed rice. Oscillating sorter type sorters 12 for separating and sorting brown rice are arranged at the rear, respectively, and a fried machine 10 is arranged on the intermediate lateral side in the front-rear direction of the machine body, and behind the sorter 12, A finished rice lifting device 13 is arranged.

The hulling section 5 is an open section 1 at the bottom of the paddy hopper 3.
A shutter-2 that can be freely opened and closed is provided on the lower side, and a pair of hulling rolls 4 and 4'is mounted on the lower side of the shutter-2. The scraped-rice drafting section 9 is provided on the sorting wind passage 8 and the terminal end side of the sorting wind passage 8 which are obliquely arranged such that the sorting start end side is located at the rear lower position and the sorting end side is sequentially higher. It is composed of a suction dust collector 6, a mixed rice transfer spiral 7 located at the lower side of the sorting start end of the sorting air passage 8, a rice cake trough 19 located at an intermediate lower portion of the sorting air passage 8, and the like.

When the scraped rice from the hull portion 5 is supplied to the sorting start end side of the sorting air passage 8, it is wind-sorted by the suction sorting air, and light rice husks and dust are sucked and discharged. Dust machine 6,
It is discharged to the outside of the machine through the dust pipe 16, and relatively light porridge is dropped and sorted by the porridge receiving trough 19, and heavy rice mixed with brown rice is dropped and sorted by the mixed rice transfer spiral 7. The mixed rice dropped into the mixed rice transfer spiral 7 is conveyed to one side, then fried by the fried machine 10 and supplied to the mixed rice hopper 20 of the selecting unit 12.

Next, the sorting section 12 employs an oscillating sorting device in the embodiment, and a multi-stage oscillating sorting plate 21,
A large number of irregularities for sorting are provided on the plate surfaces of 21, ...., and the vertical direction from the high supply side to the low discharge side of the swing selection plates 21, 21 ,. Is also configured to flow down, and is also inclined in the lateral direction, which is the sorting direction, so that the upside of one side is high and the downside of the other side is low,
The discharge side of the rocking sorting plates 21, 21, ... Is used as a discharging portion for sorted grains. The oscillating selection plate 21 is arranged so that the lateral direction is along the front-rear direction of the machine body, and the oscillating arm (not shown) reciprocally oscillates vertically in the lateral direction.

The discharge side of the mixed rice hopper 20 is passed through a distribution / supply trough 22 and a distribution case 23, and swinging selection plates 21 and 2 are provided.
It is configured to be supplied to a supply port (not shown) configured to have a high vertical supply side of 1, ... And a high horizontal swing side. Then, from the grain elevator 10 to the mixed rice hopper 2
The mixed rice fed to No. 0 passes through the distribution / supply trough 22 and the distribution case 23, and is fed from the supply port to the rocking sorting plates 21, 21 ,.
Respectively. A brown rice partition plate 24 and a paddy partition plate 25 are provided so as to face the discharge sides of the rocking sorting plates 21, 21 ,. The brown rice, the mixed rice having a nonuniform flow distribution in the lateral middle portion, and the paddy having a nonuniform flow distribution in the lateral swaying side are partitioned by the brown rice partition plate 24 and the paddy partition plate 25, respectively, and taken out.

The brown rice thus taken out is taken out of the machine through the brown rice gutter 26 and the brown rice flow path 27 from the finished rice frying device 13, which is a brown rice frying machine in the rear. Further, the mixed rice separated by the brown rice partition plate 24 and the paddy partition plate 25 and taken out, the mixed rice flow path 28, the mixed rice transfer spiral 7, the grain elevator 10, the mixed rice hopper 20, the distribution supply gutter 22, the distribution. After passing through the case 23, the swing selection plate 21,
It is configured to be supplied to 21, ... In addition, the paddy separated by the paddy partition plate 25 and taken out is returned to the paddy hull part 5 via the paddy flow path 29, the paddy grain elevator 30 and the paddy hopper 3, and is padded again. is there.

Next, as shown in FIG. 3, the soundproof walls 15 and 15 'are formed by symmetrically molding a pair of left and right sides using a foam styrol which is a soundproof material as a material, and are closely fitted from both sides of the huller 14. It is composed by combining. And the soundproof wall 15, 15 '
Is an opening window 18a for opening the dust pipe 16 to the outside, an opening window 18b for supplying paddy to the paddy hopper 3 from the outside, and an opening window 1 for opening the shutter lever 17 from the outside so as to be operable.
8c and an opening window 18d for opening the upper portion 13a of the finished rice frying device 13 to the outside are formed.

Furthermore, the soundproof walls 15 and 15 'are provided with removable adhesive members 31 such as magic fasteners on the corresponding adhesive surfaces on the left and right sides, respectively, and are fitted from both sides of the huller 14 to form a box shape. It has a structure that can be adhered when covered. Another Embodiment 1 Next, another embodiment 1 will be described with reference to FIGS. 4 and 5.

[0013] This another embodiment 1 relates to the construction of the falling rice wind selecting portion 9 of the grain huller 14 for the purpose of soundproofing and facilitating inspection and cleaning. That is, the hulling machine 14 includes a hulling portion 5 in which a pair of hulling rolls 4 and 4 ′ are mounted on a shaft, a downpour rice wind selecting portion 9 provided below the hulling portion 5, and a sorting device. And a sorting unit 12 in which the mixed rice fried grain device 10 provided between the sorting unit 12 and the scraped rice wind selecting unit 9 and the rear portion of the slide down rice wind selecting unit 9 communicate with each other. It is composed of a dust collector / dust collector 6 and a finished rice frying device 13 communicating with the sorting unit 12.

The side frame 41 of the sliding-down rice wind selecting unit 9 includes a shelf support frame 41a for mounting each shelf plate 40 constituting the sorting air passage 8, a rice bran trough 19 and a mixed rice transfer spiral 7. The bearing support frame 42 that supports the bearing and the connecting frame 43 are integrated, and the other part is notched to form only the bone frame. And
The side frame 41 may be formed by any of sheet metal working, template molding, and resin molding.

The scraped-off rice wind selecting section 9 configured as described above is
As shown in FIG. 5, a side plate 44 made of a rubber material is attached to the outside of the side frame 41 so as to be opened in a double-sided manner and shielded from the outside. The side plate 44 may be made of resin instead of rubber. Further, in order to enhance vibration and soundproof effects, a plate made of foam styrene may be interposed between the side plate 44 and the side frame 41.

With the above configuration, the huller 14 is
Soundproofing during work is possible, and inspection and cleaning are done with the side plate 4
Since the inside of the machine is opened by opening 4, another embodiment 2 can be performed very easily. Second Embodiment Next, FIG. 6, FIG. 7, FIG. 8, FIG. 9, and FIG.
Second Embodiment A second embodiment will be described based on the drawing shown in FIG.

First, the construction shown in FIGS.
No. 0 is intended to facilitate maintenance and prevent wear. That is, as shown in FIG. 6, the paddy chamber 50 is provided with the paddy hopper 51 on the upper side and the reflection plate 5 on the lower side.
2 is provided so as to communicate with the scraped rice wind selecting portion 53, and a pair of hulling rolls 54, 54 'are mounted on the shaft. And
The installation table 55, to which the above-mentioned hulling chamber 50 is attached, has a configuration in which the hulling chamber 50 and the grain-falling rice wind selecting section 53 are communicated with each other by a grain-falling rice drop opening 56 formed at a central position. In addition, in order not to damage the sliding-down rice passing therethrough, the sliding-down rice drop port 56 has an arcuate shape by drawing the inner peripheral edge.

The upper part of the shifting plate 57 is attached to the side plate 58 by screws 59.
It is configured to be attached and detached freely, and the tip end is extended to the inside of the slanted-rice drop port 56 that is obliquely downward so that the slid-down rice can be guided while being moved toward the center side. Therefore, as shown in FIG. 9, the base plate a of the conventional apparatus is fixed to the side plate b, and the leading edge is extended to the upper side of the mounting base c.

Therefore, according to this structure, the displacement plate a
Has a configuration in which the edge of the slide-down rice drop opening d of the installation table c cannot be protected from abrasion due to the fallen slide-down rice and cannot be removed freely. The aforesaid shifting plate 57 according to the second embodiment, if worn by long-term use, may be screwed with a screw 59.
Can be easily removed and replaced with a replacement part, and further, abrasion of the sliding-down rice drop opening 56 of the installation base 55 can be prevented.

Next, the configurations shown in FIGS. 10 and 11 relate to the suction dust collector 60 shown in FIG. Usually, since the dust pipe 61 is manufactured by drawing, the iron plate at the corner portion connected to the fan body 62 at the base portion becomes thin, and a hole is opened immediately when it is worn by the dust that is forcibly discharged. was there. That is, in the conventional dust-collecting cylinder 61 shown in FIG. 10, the portion "a" at which it is attached is a portion having no wear resistance.

As a countermeasure, the reinforcing guide plate 63 is provided in FIG.
As shown in FIG. 1, the dust barrel 61 is detachably attached to the front side of the attachment position of the dust pipe 61 of the fan barrel 62, and the dust forcedly transferred to the dust pipe 61 by the dust exhaust fan 64 can be guided and guided to the center side. It has a shape. Therefore, the dust is less likely to collide with the portion a of the dust collecting tube 61, and is discharged to the outside of the machine through the dust collecting tube 61.

Because of the above, the reinforcing guide plate 63
In addition to being easy to replace and replace, it is possible to create a dust-exhaust dust collector 60 that is wear-resistant and highly durable. Next, the operation of the embodiment will be described. First, the hulling machine 14 fits and covers a pair of left and right soundproof walls 15 and 15 ′ from both sides prior to work. At this time, as shown in FIGS. 1 and 2, the grain huller 14 is provided with a dust container 16, a paddy hopper 3, a shutter lever 17, a finished rice fried grain through the respective opening windows 18a, 18b, 18c, 18d. The upper part 13a of the device 13 is opened to the outside so that the soundproof wall 15,
It is possible to supply paddy from the outside in the state of being covered with 15 ', to open and close the shutter-2 by the shutter lever 17, and to collect dust at a predetermined location outside the machine,
Furthermore, the finished rice can be taken out of the machine.

With the above preparations, the rotating parts of the machine body are driven, and the paddy hopper 3 is opened through the opening windows 18b of the soundproof walls 15 and 15 '.
Stick the paddy on. Then, the shutter lever 17 is operated through the opening window 18c of the soundproof wall 15 'to open the shutter-2, so that the paddy flows down. Then, the supplied paddy
The rice is hulled by a pair of hulling rolls 4 and 4'which rotate in opposite directions while maintaining a rotational peripheral speed difference, and becomes hulled rice, which is dropped and supplied to a downhill rice-powder selecting section 9. It Then, the scraped rice is sorted in the sorting wind passage 8 by receiving the sorting wind blown by the suction dust remover 6, and the light rice husks flow toward the end side of the sorting wind passage 8, and the suction dust collector 11, Discharged to the outside of the machine via the dust pipe 14, relatively light rice porridge is dropped and sorted by the rice porcelain trough 19, and mixed rice of heavy paddy / brown rice is dropped and sorted by the mixed rice transfer spiral 7. To be done.

Next, the mixed rice dropped into the mixed rice transfer spiral 7 is conveyed to one side and fried by the fried machine 10, and the mixed rice hopper 20, the distribution / supply trough 22, and the distribution case 2 are provided.
Then, it is supplied to the swing selection plates 21, 21 ,. In this way, the mixed rice fed to the rocking sorting plates 21, 21, ... Is reciprocally rocked in the horizontal direction of the rocking arm (not shown), and the grain size is large and the specific gravity is large. Alternatively, the brown rice that has been sorted according to the difference in frictional resistance or the like and has a non-uniform distribution on the upside in the lateral direction is separated by the brown rice partition plate 24 and taken out, and then passes through the brown rice gutter 26 and the brown rice flow path 27, and then the grain lifting device. Thirteen
It is fried in and taken out of the machine.

Further, the mixed rice having a nonuniform distribution in the lateral middle portion of the rocking sorting plates 21, 21, ... Is separated by the brown rice partition plate 24 and the paddy partition plate 25 and taken out, and the mixed rice flow path 28,
After passing through the mixed rice transfer spiral 7, the grain elevator 10, the mixed rice hopper 20, the distribution / supply gutter 22 and the distribution case 23, the rocking sorting plate 2
1, 2, ... Are re-sorted. Further, the non-uniformly distributed paddy on the swinging side of the rocking sorting plates 21, 21, ... Is separated by the paddy partition plate 25 and taken out, and the paddy flow path 2
9. After passing through the grain hulling machine 30, the grain is returned to the grain hopper 3 and again grained.

During such a hulling / sorting operation, the hulling machine 14 causes mechanical noise generated by the operation of the rotating portion and the swinging portion, and friction, collision, and movement of grains circulating in the machine. The work sound that is generated is emitted outside the machine. But the soundproof wall 1
5, 15 'are formed by using a foaming styrol having a high soundproof effect as a material and cover the entire surface of the hulling machine 14 in a box shape from both sides, so that the above-described mechanical sound and working sound are propagated to the outside. It is possible to reduce padding and perform hulling work in a quiet environment.

Further, the huller 14 has soundproof walls 15 and 15 '.
Since the entire surface is covered with, it is convenient for short-distance transportation, and even if it is not packed with packing material, it can withstand transportation. And soundproof wall 1
5, 15 'are lightweight as a material characteristic, and the huller 14
There is an advantage that it can be easily attached and detached to and from.

[0028]

Since the present invention is constructed as described above, it is possible to provide a hulling machine which has a far higher soundproofing effect than the conventional apparatus of this kind and can be operated quietly. It is a thing. Furthermore, the soundproof wall is very efficient because it can be installed and removed from the huller very easily, and it does not require packing equipment if it is a short distance during transportation. It has the features that can.

[Brief description of drawings]

FIG. 1 is an overall cut side view of an embodiment of the present invention.

FIG. 2 is a perspective view of a main part of the embodiment of the present invention.

3 is an embodiment of the present invention, is a fragmentary perspective view of the main portion.

FIG. 4 is a side view showing another embodiment 1 of the present invention.

FIG. 5 is a plan view of another embodiment 1 of the present invention.

FIG. 6 is a side view showing a second embodiment of the present invention with a part thereof broken away.

FIG. 7 is an exploded perspective view of another embodiment 2 of the present invention.

FIG. 8 is a side view showing another embodiment 2 of the present invention.

FIG. 9 is a side view of a conventional type.

FIG. 10 is a side view of a conventional type.

FIG. 11 is a side view showing another embodiment 2 of the present invention.

[Explanation of symbols]

Reference Signs List 1 opening 2 shutter 3
Paddy hopper 4,4 'Paddy roll 5 Paddy part 6
Suction dust collector 6 7 Mixed rice transfer spiral 8 Sorting air passage 9
Slippery rice-style selection unit 9 10 Grainer 11 Sorter 12
Sorting unit 13 Conveying device 14 Hulling machine 14 1
5, 15 'Soundproof wall 16 Dust cylinder 17 Shutter lever 18a, 18b, 18c, 18d Open window

Claims (1)

[Claims] 1. A hulling portion 5 comprising a pair of hulling rolls 4, 4'supported under a paddy hopper 3 having a shutter-2 in an opening 1 at the bottom thereof, and Below the hull portion 5, a suction dust collector 6 is connected to the end portion, and a mixed rice transfer spiral 7 is axially attached to the start portion to form slanted sorting air passages 8 The wind selecting unit 9 and the grain removing machine 10 from the scraped rice wind selecting unit 9
The grain huller 14 is composed of a sorting unit 12 including a sorting machine 11 for separating and sorting the mixed rice conveyed and supplied via the rice, and a finishing rice fried device 13 having a starting end facing the sorting unit 12. The huller 14 is provided with a soundproof wall 15 and 15 'made of soundproof material on both left and right sides so as to be covered in a box shape. The soundproof walls 15 and 15' are provided with a suction dust collector 6. The communicating dust container 16, the paddy hopper 3, the shutter lever 17 for opening and closing the shutter-2, and the finishing rice grain raising device 13
Windows 18a, 18 that open the upper part 13a of the
A hulling machine having a soundproof wall configured by b, 18c and 18d