JP4643065B2 - Threshing device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a threshing apparatus.
[0002]
[Prior art]
Conventionally, as one form of a threshing apparatus, a treatment chamber in which a handling cylinder is arranged with its axis directed in the front-rear direction, and a processing chamber in which a treatment cylinder is arranged in the front-rear direction on the rear side of the treatment chamber; Is communicated through the dust outlet, and the treated threshing in the same chamber is allowed to leak through the barrel receiving net, while the material sent from the chamber to the processing chamber through the dust outlet is processed in the processing chamber. Then, the processed material is caused to leak through the processing cylinder receiving net, and these leakages are selected by the above-described handling cylinder receiving net and the selecting body disposed immediately below the processing cylinder receiving net, so that the first conveyor body or 2 Some fallen onto the number conveyor body and fallen onto the number two conveyor body are returned to the handling room via the number two vertical conveyor body.
[0003]
[Problems to be solved by the invention]
However, the processing cylinder receiving net described above is large enough to cover the lower peripheral surface of the inner half of the processing cylinder, i.e., approximately one-quarter arc surface of the processing cylinder. Even if the processing capacity is increased by increasing the diameter, there is no significant difference in the amount of leaked material if there is no change in the leakage area of the processing cylinder receiving network, so that the subsequent sorting processing efficiency cannot be improved. is there.
[0004]
In addition, even if the leakage area of the processing cylinder receiving net is simply increased, the leakage that leaks from the outer side of the processing cylinder receiving net falls and accumulates on the outer side of the sorting body. There is a risk that it will easily overflow and lose.
[0005]
[Means for Solving the Problems]
Therefore, in the present invention, dust is sent between the handling chamber in which the handling cylinder is arranged with the axis in the front-rear direction and the processing chamber in which the processing cylinder is arranged in the front-rear direction on the rear side of the handling chamber. Communicating through the mouth, letting the handled threshing shed in the same handling room leak through the barrel receiving net, while processing the delivery sent from the handling room to the processing room through the dust feeding port, The processed material is allowed to leak through the processing cylinder receiving net, and these leakages are sorted by the above-described handling cylinder receiving net and a selection body disposed immediately below the processing cylinder receiving net, and then the first conveyor body or the second conveyor body. In the threshing device in which the fallen object dropped to the second conveyor body and returned to the handling room via the second vertical conveyor body is communicated with the processing chamber and the second vertical conveyor body. A threshing device is provided.
[0006]
The present invention is also characterized by the following configuration.
[0007]
(1) A part of the outer side of the processing chamber and the second vertical conveyor body are communicated with each other via a communication path forming body.
[0008]
(2) The processing cylinder receiving net is extended to the position of the upper end opening of the communication path forming body, and the leakage material that leaks through the extending portion of the processing cylinder receiving net is passed through the communication path forming body No. 2 Supplying to the vertical conveyor body.
[0009]
(3) The processing cylinder receiving net is formed to have a larger mesh of the extended portion that is allowed to leak to the No. 2 vertical conveyor body than the mesh that is allowed to leak to the sorting body side.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below.
[0011]
That is, the threshing apparatus according to the present invention has, as a basic structure, a handling chamber in which a handling cylinder is disposed with its axis oriented in the front-rear direction, and a processing cylinder with its axis oriented in the front-rear direction toward the rear side of the handling chamber. Communicating with the disposed processing chamber through the dust outlet, and letting the handled threshing shed in the same chamber leak through the barrel receiving net, while sending out from the processing chamber to the processing chamber through the dust outlet The material is processed in the processing chamber, the processed material is allowed to leak through the processing cylinder receiving net, and the leakage is selected by a sorting body disposed immediately below the handling cylinder receiving net and the processing cylinder receiving net. It is made to fall to the 1st conveyor body or the 2nd conveyor body, and the fallen object which fell to the 2nd conveyor body is returned to a handling room via a 2nd vertical conveyor body.
[0012]
And as a characteristic structure, the process chamber and the 2nd vertical conveyor body are connected.
[0013]
That is, a part of the outer part of the processing chamber and the second vertical conveyor body are connected in communication via the communication path forming body, and the processing cylinder receiving net is extended to the position of the upper end opening of the communication path forming body. The leaking material leaking through the extended portion of the processing cylinder receiving net is supplied to the second vertical conveyor body through the communication path forming body.
[0014]
In addition, the processing cylinder receiving net is formed larger in the mesh of the extending portion that is caused to leak to the second vertical conveyor body than the mesh that is caused to leak to the sorting body side.
[0015]
【Example】
Embodiments of the present invention will be described below with reference to the drawings.
[0016]
FIG. 1 is a rear view of the threshing apparatus A according to the present invention, and FIG. 2 is a side view of the threshing apparatus A.
[0017]
As shown in FIGS. 1 and 2, the threshing apparatus A according to the present invention includes a feed chain 1 as a transport unit that transports the harvested culm, and a tip part of the cereal that is conveyed backward by the feed chain 1. The threshing unit 2 for threshing the rice and the sorting unit 3 for sorting the grains threshed by the threshing unit 2 are provided. 15 is a suction dust exhaust fan.
[0018]
The threshing unit 2 includes a handling chamber 4 and a processing chamber 5 disposed at the right rear position of the handling chamber 4, and a handling cylinder support shaft 6 having an axis line in the front-rear direction in the handling chamber 4. A processing cylinder support shaft 9 having a processing cylinder support net 8 extending in the front-rear direction in the processing chamber 5. The processing cylinder 10 is horizontally placed through the processing cylinder 10 and a processing cylinder receiving net 11 is stretched at a position directly below the processing cylinder 10. 12 is a tooth handling, and 13 is a treated tooth.
[0019]
The handling chamber 4 and the processing chamber 5 communicate with each other through the dust feed port 14, and the handled threshing in the handling chamber 4 is allowed to leak through the handling cylinder receiving net 8, while the dust feeding from the handling chamber 4 is performed. The material to be sent out into the processing chamber 5 through the port 14 is processed in the processing chamber 5 so that the processed material leaks through the processing cylinder receiving net 11.
[0020]
Here, a transmission shaft 16 extending in the front-rear direction is interposed between the processing cylinder support shaft 9 and the front wall 4 a of the handling chamber 4, and the front end portion of the transmission shaft 16 and the treatment cylinder support shaft 6 are connected to each other. The front end is interlocked and connected via a transmission mechanism 17.
[0021]
The transmission mechanism 17 is formed by winding a transmission belt 17c between the front end portion of the transmission shaft 16 and the front end portion of the handling cylinder 7 via pulleys 17a and 17b.
[0022]
The sorting unit 3 is arranged at a position directly below the handling cylinder receiving net 8 and the processing cylinder receiving net 11 so as to be swingable in the front-rear direction, and disposed at a position below the front part of the sorting body 20. Karatsu 21, the No. 1 conveyor body 22 located behind the Karatsu 21 and in the middle lower position of the sorting body 20, the rear position of the No. 1 conveyor body 22 and the rear lower position of the sorting body 20 The 2nd conveyor body 23 arrange | positioned and the 2nd vertical conveyor body 24 interposed between the right side edge part of the 2nd conveyor body 23, and the right side part of the handling chamber 4 are comprised.
[0023]
The first conveyor body 22 has a first screw conveyor 22b disposed in a first receiving bar 22a extending in the left-right direction, and the second conveyor body 23 is disposed in a second receiving bar 23a extending in the left-right direction. No. 2 screw conveyor 23b is arranged.
[0024]
In this way, the spilled material a leaking through the handling cylinder receiving net 8 and the processing cylinder receiving net 11 is oscillated and sorted by the sorting body 20, and the wind blown from the tang 21 is moved upward from below the sorting body 20. The wind is sorted by applying a wind-selective action by passing the air toward the first side, and the first item flows down to the first conveyor body 22 and the second item flows down to the second conveyor body 23.
[0025]
And the 1st thing which flowed down to the 1st conveyor body 22 collects in a grain tank (not shown) via a cereal cylinder (not shown), while the 2nd thing which flowed down to the 2nd conveyor body 23 The return to the handling chamber 4 is made through a second vertical conveyor body 24 arranged outside the machine body. d indicates the reduction direction.
[0026]
Here, the second vertical conveyor body 24 is formed by arranging a second vertical screw conveyor 24b in the reduction cylinder 24a.
[0027]
In the configuration as described above, the gist of the present invention is that the processing chamber 5 and the second vertical conveyor body 24 communicate with each other.
[0028]
That is, the lower surface of the right half that is the outer side of the processing chamber and the upper surface of the middle part of the second vertical conveyor body 24 are connected via a communication path forming body 30 formed in a funnel shape that gradually decreases in diameter downward. Leakage a that leaks through the extended portion 11a of the processing cylinder receiving net 11 by extending the processing cylinder receiving net 11 to the position of the upper end opening 30a of the communication path forming body 30. Is supplied into the second vertical conveyor body 24 through the communication path 31 formed in the communication path forming body 30.
[0029]
In this way, the processed material processed in the processing chamber 5 partially leaks to the sorting body 20 side through the processing cylinder receiving net 11, and a part of the communication path formed in the communication path forming body 30. Since it is made to leak in the 2nd vertical conveyor body 24 through 31, the leakage process of a processed material can be performed efficiently.
[0030]
The leaked material a leaked to the No. 2 vertical conveyor body 24 is returned to the handling chamber 4 and again processed sequentially in the handling chamber 4 → the processing chamber 5, and smoothly leaks through the processing cylinder receiving net 11. Will be processed.
[0031]
In addition, the communication path forming body 30 forms the front-rear width of the upper end opening 30a substantially the same as the front-rear width of the processing chamber 5, while the front-rear width of the lower end opening 30b is approximately half the front-rear width of the upper end opening 30a. At the same time, the left and right widths are formed to have substantially the same width as the outer diameter of the reducing cylinder 24a of the second vertical conveyor body 24 to form a flat funnel shape.
[0032]
In this way, a part of the outer side of the processing chamber 5 and the second vertical conveyor body 24 disposed outside the machine body are compactly formed by the communication path forming body 30 formed into a flat funnel shape in the left-right direction. Due to the continuous communication, the compactness of the airframe can be maintained well.
[0033]
Further, as shown in FIG. 3, the processing cylinder receiving net 11 is formed by forming a mesh 11c of the extending portion 11a to be leaked to the second vertical conveyor body larger than the mesh 11b to be leaked to the sorting body 20 side. Yes.
[0034]
In this way, the size of the mesh of the processing cylinder receiving net 11 is changed by forming the mesh 11c on the second vertical conveyor body 24 side larger than the mesh 11b on the sorting body 20 side. Grains and spikes are allowed to flow down to the No. 2 vertical conveyor body 24 side and reprocessed in the handling chamber 4 and the processing chamber 5 to ensure separation of the branch, and by the subsequent sorting body 20 Sorting efficiency can be improved, and grain recovery loss can be greatly reduced.
[0035]
【The invention's effect】
According to the present invention, the following effects can be obtained.
[0036]
(1) In the present invention described in claim 1, the processing chamber and the second vertical conveyor body are communicated with each other.
[0037]
In this way, the processed material processed in the processing chamber can be returned to the handling chamber again through the No. 2 vertical conveyor body and reprocessed, so that the branch leaf is reliably detected from the branch leaf adhering grains and ear cut grains. Can be separated.
[0038]
(2) In the present invention described in claim 2, a part of the outer portion of the processing chamber and the second vertical conveyor body are communicated with each other via a communication path forming body.
[0039]
In this way, the processed material processed in the processing chamber can be smoothly and reliably supplied to the second vertical conveyor body via the communication path forming body, and the processed material is again handled from the second vertical conveyor body. It can be reduced and reprocessed, and the branch leaf can be reliably separated from the branch leaf adhering grain and the ear piece grain.
[0040]
At this time, a part of the outer side of the processing chamber and the second vertical conveyor body arranged outside the machine body can be connected in a compact manner by the communication path forming body, so that the machine body has good compactness. Can be held.
[0041]
(3) In the present invention as set forth in claim 3, the processing cylinder receiving net is extended to the position of the upper end opening of the communication path forming body, and the leakage that leaks through the extending part of the processing cylinder receiving net. An object is supplied to the second vertical conveyor body through the communication path forming body.
[0042]
In this way, a part of the processed material processed in the processing chamber is caused to leak to the sorting body side through the processing cylinder receiving net, and a part is allowed to leak into the second vertical conveyor body through the communication path forming body. Therefore, it is possible to efficiently perform the leakage treatment of the processed material.
[0043]
The leaked material leaked to the No. 2 vertical conveyor body is returned to the handling chamber and again processed sequentially in the handling chamber → processing chamber, and smoothly leaked through the processing cylinder receiving net. .
[0044]
(4) In the present invention as set forth in claim 4, the processing cylinder receiving net is formed larger in the mesh of the extending portion to be leaked to the second vertical conveyor body than the mesh to be leaked to the sorting body side.
[0045]
In this way, the size of the mesh of the processing cylinder receiving net is changed by forming the mesh on the second vertical conveyor body side larger than the mesh on the sorting body side, so that the branch raft adhering grains and ear cut grains are second. Leakage to the vertical conveyor body side and reprocessing in the handling room and processing room ensures separation of branch branches and can improve the sorting efficiency by the subsequent sorting body, and grain recovery loss Can be greatly reduced.
[Brief description of the drawings]
FIG. 1 is a rear view of a threshing apparatus according to the present invention.
FIG. 2 is an explanatory side view of the threshing apparatus.
FIG. 3 is a plan view of a processing cylinder receiving net.
[Explanation of symbols]
A Threshing device 1 Feed chain 2 Threshing part 3 Sorting part 4 Handling room 5 Processing room 6 Handling cylinder support shaft 7 Handling cylinder support cylinder 9 Processing cylinder support axis
10 Processing cylinder
11 Processing cylinder

Claims (4)

A handling chamber (4) in which a handling cylinder (7) is arranged with its axis directed in the front-rear direction, and a processing cylinder (10) with its axis oriented in the front-rear direction on the rear side of the handling chamber (4). The processing chamber (5) is communicated with the dust delivery port (14), and the threshed wholesaler in the handling chamber (4) is leaked through the barrel receiving net (8), while the handling chamber (4 ) The material sent from the inside through the dust inlet (14) into the processing chamber (5) is processed in the processing chamber (5), and the processed material is allowed to leak through the processing cylinder receiving network (11). The spilled material is sorted by the sorting body (20) disposed immediately below the handling cylinder receiving net (8) and the processing cylinder receiving net (11), and the first conveyor body (22) or the second conveyor body ( 23) In the threshing device, the fallen object dropped on the second conveyor body (23) is returned to the handling room (4) via the second vertical conveyor body (24).
A threshing apparatus characterized in that the processing chamber (5) and the second vertical conveyor body (24) communicate with each other.   The threshing apparatus according to claim 1, wherein a part of the outer side of the processing chamber (5) and the second vertical conveyor body (24) are connected in a continuous manner via a communication path forming body (30).   The processing cylinder receiving net (11) is extended to the position of the upper end opening (30a) of the communication path forming body (30) and leaked through the extending part (11a) of the processing cylinder receiving net (11). The threshing apparatus according to claim 2, wherein the spilled material (a) is supplied to the second vertical conveyor body (24) through the communication path forming body (30). The processing cylinder receiving net (11) has a mesh (11c) of the extending portion (11a) to be leaked to the second vertical conveyor body (24) rather than the mesh (11b) to be leaked to the sorting body (20) side. 4. The threshing apparatus according to claim 3 , wherein the threshing apparatus is large.

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