JP3298696B2 - Combine threshing equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a threshing apparatus for a threshing unit mounted as a combine.

[0002]

2. Description of the Related Art Conventionally, in an attempt to improve the performance of a threshing unit for a combine, especially in the case of a normal combine with a whole culm input type, if the feeding speed in a handling room is increased, loss due to stabs, unhandled portions, etc. may occur. appear. Therefore, the first processing cylinder that communicates with the end of the handling room
And the outgoing material is laid sideways in the space above the rocking sorter.
One that is handed over to the two processing cylinders and that is released from the machine from one side is actually open
It is described in JP-A-01-167841. Also,
It is installed on the side of the handling room in Japanese Patent Application Laid-Open No. 55-54818.
Provision of a dust exhaust space to be discharged from the processing cylinder to the back of the swing sorting body
In any case, the arrangement of the processing cylinder is threshing.
On the rocking sorter from the outside
It is a configuration that directly inputs, and swings and sorts the handled goods on the handling room side.
The processed mixture and the processed material merge at the rear,
Disruption of physical materials hinders well-known technology
It is a moving sorting device. A grain tank is placed above the handling room.
What was established is Japanese Patent Application Laid-Open No.
No. 63-151722, the former
A processing drum placed beside the axial flow threshing unit,
Is an enlarged configuration. The latter is a normal orthogonal handling room
Grain tank installed above the processing room
The structure covering the room part impairs maintainability.

[0003]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a combine which solves the above-mentioned problems and problems of the conventional device and increases the processing capacity while drastically reducing the loss and leading to high performance. At the same time, it was created for the purpose of balancing the aircraft and improving stability.

[0004]

According to the present invention, in order to achieve the object described in the preceding paragraph, the material discharged from the culm side of the handling room is beaten in the treatment room, and the unwound material from the handling room is processed. In an axial flow threshing unit that sorts by a sorting unit provided from the lower part of the handling chamber to the dust chamber, and the processing object that falls from the processing chamber, the processing chamber is disposed rearward from the upper end of the handling chamber. To form a wide space between the processing chamber and the dust chamber, and a grain tank that stores the grains from the threshing unit is arranged in the section with the handling room formed in front of the processing chamber. It is characterized by having done.

[0005]

According to this structure, the unloading material from the handling room falls to the sorting section and is sorted by the swinging action and the wind sorting action.
Which is sent to the processing chamber from the exhaust稈側the threshing chamber is the threshing chamber
Inherited to processing room installed vertically above, but mounted in plan view
Large-diameter processing cylinders can be installed because the area does not increase.
After processing the grain in a processing room with improved processing capacity
In a large space formed between the processing chamber and the dust chamber,
Attach the raw rack, receive the processed material, separate the grains,
Dropping only the grains into the dust chamber of the oscillating sorter to collect the second product
While collecting the grain with a gutter, one of the dusts merges with the rocking sorting body
A straw dedicated to processed materials that is released outside the machine ahead of time
-It is a rack. Such an upper and lower two-layer swing sorter
The drop from the processing chamber that falls into the machine is large,
Wind sorting that is easily affected by wind improves sorting performance
And the third loss discharged outside the machine has been drastically reduced.
Was .

[0006] Then, 1
The goods are stored in the grain tank, and the grain tank is installed in the section with the handling room formed in front of the processing room.
Therefore, in the axial flow type combine,
The installation space is extended in the front-rear direction, and the area around the processing chamber is opened.
The size of the grain tank will increase in the
Shorten the balance and set the grain tank position back and forth.
While maintaining the processing cylinder axis at the bottom of the grain tank.
As it passes, it is also used as a screw conveyor that discharges grains
It was used for . In addition, the plane is located substantially at the center of the body in plan view, and the balance between the left, right, front and rear of the body is improved.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below with reference to FIG. 1. This combine is an ordinary combine of the whole culm type, and (6) is a traveling supporting a machine (7). On this machine (7), a screw-type handling cylinder (8) is mounted on the storage shaft in the front-rear direction, and a handle formed by a receiving net (9) around the lower side of the handling cylinder (8). From the lower part of the chamber (1) and the handling chamber (1) to the dust chamber (3) at the rear, the unloading material from the handling chamber (1) and the discharge from the culm side of the handling chamber (1) are discharged. A sorting unit (4) comprising a swinging sorter (10) for sorting out a processed material falling from a processing chamber (2) where a grain is to be processed, a straw rack (11), and a sorting air passage (12);
Threshing in the same direction as the
An axial flow type (hereinafter referred to as axial flow type) threshing unit (A) is mounted.

A cutting section (B) is connected to the threshing section (A) in front of the threshing section (A) via a feeder house (13). (13) The inside is fed and supplied to the handling room (1), and the cutting section (B) is provided with a cutting blade (14) and a scraping auger (15) in a horizontal direction. A scraping reel (16) is provided above the front side of the blade (14).

The rocking sorter (10) is provided with a feed pan (17) and a chief sheave (18) from the rocking start end side, and the grain sheave (1) below the chief sheave (18).
The feed pan (17), the chaff sheave (18), and the grain sheave (19) swing back and forth as a unit.

A pressurized air fan (20) is provided below the feed pan (17), and the sifting wind generated by the blast blows along the swinging direction of the oscillating sorting body (10). A sorting air duct (12) blown up from below is provided. A first item collecting gutter (21) and a second item collecting gutter (22) are respectively provided at the bottom of the sorting air channel (12) from the side of the compressed air fan (20). Have been.

Further, the processing chamber (2) is disposed rearward from the upper end of the handling chamber (1) to the rear, and like the handling chamber (1), a screw-type processing cylinder (23) is provided in the front-rear direction. A large space (P) is formed between the upper processing chamber (2) and the lower dust chamber (3) on the rear side of the handling chamber (1), and is provided in this space (P). Straw rack (11)
And the rear of the rocking sorter (10) are formed with upper and lower two-layer sorters
Dust chamber (3), and the upper layer side
A low rack (11) was used, and the processed material was oscillated and sorted.
Receiving the later falling object behind the swing sorting body (10),
This is a mode of collecting the grains of the delivery. Such a configuration
The processing room (2) is installed above the handling room (1) and the threshing unit
(A) is reduced in width, and the rocking sorter (1)
0) The rear part can be shortened, and
Dust discharged from the dust outlet (26)
Is preliminarily separated into grains by the straw rack (11).
And the handling and disposal sent to the dust chamber (3)
The objects do not join behind the rocking sorter (10),
Dispersion is promoted to facilitate recovery of the grains .

[0012] (25) is a receiving net stretched around the lower side of the processing cylinder (23), (26) is a dust outlet of the processing chamber (2), and (27) is an exhaust port of the handling chamber (1). A dust port (28) is a dust port of the dust chamber (3).

(5) A grain tank for storing grains lifted from the threshing unit (A), which is disposed in front of the processing chamber (2) and above the handling chamber (1). The axis of the screw conveyor (29) for taking out grains, which extends horizontally in the front-rear direction at the bottom thereof, is constituted by the same axis by extending the axis of the processing cylinder (23) forward. Reference numeral (30) denotes a discharge gutter which inherits grains from the screw conveyor (29) and takes out the grains to the right side of the machine body. Installation of the grain tank (5) thus configured
The place is located in front of the treatment room (3) connected to the treatment room (1).
A space of a paragraph section to be formed, wherein
Axial flow type that opens the periphery and extends in the longitudinal direction
The grain tank (5) was installed above the handling room (1)
So the grain width increases and the width increases
The balance was maintained by selecting the setting position of the tank back and forth
The structure and the installation of the processing drum (23) having a large diameter
The overall length can be reduced .

A control section (C) is provided on the feeder house (13) in front of the handling room (1), and the grains in the first collection gutter (21) are fried. The cylinder (31) lifts up to the grain tank (5), and the thing in the second collection gutter (22) is returned to the starting end side of the oscillating sorter (10) by the lifting cylinder (32). Has become.

Accordingly, the combine is connected to the traveling device (6).
When moving forward, the planted cereal culm is scraped by reeling (1).
While being scraped in 6), it is cut by the cutting blade (14), and the cut stalks are gathered by the scraping auger (15), fed into the feeder house (13), and handled in the handling room (1). ) Is threshed while being transported to the rear side by a screw-type handling drum (8), and is threshed by this threshing action.
From the rocking sorter (1)
0), feed pan (17), chaffushi
The first item is separated from the first item collection gutter (21) by the sifting wind generated by the oscillating operation of the louver (18) and the grain (19) and the blast fan (20). (31)
The second product falls into the second product collection gutter (22) and is returned to the starting end side of the rocking sorter (10) via the fluffing cylinder (32) to be re-used. Become sorted.

Also, the material discharged from the outlet (24) of the handling room (1) is processed while being transported backward in the processing chamber (2), and is processed and leaks from the receiving net (25). Those falling from (26) are sorted by the sorting wind blowing down the lower straw rack (11) and the sorting wind path (12), and those relatively heavy fall into the second collection gutter (22) and are grained. Tube (3
According to 2), re-sorting is performed after reduction, and light ones are discharged from the dust outlet (28) to the rear of the fuselage.

In this case, the exhaust port (26) of the processing chamber (2)
Those falling from the space fall into a wide space (P) formed above the straw rack (11), and the head drop is large and the wind selection action by the sorting wind is reached before reaching the straw rack (11). Effectively, the heavy and light objects are selected and the heavy object is dropped into the second collection gutter (22) as shown by an arrow (a), and the light object is discharged as shown in (b). It is discharged from the dust port (28) outside the machine.

The grain tank (5) is located above the handling room (1) for storing the screw-type handling drum (8) of the threshing unit (A) mounted on the machine stand (7). It is arranged so that it is not deviated to the left or right and is located on the front side compared to the conventional one, so that the balance of the left and right and front and rear of the body is improved.

Next, the one shown in FIG. 2 is equipped with a threshing unit (34) on the left side of the traveling device (33) and a control unit (35), an engine and a grain tank (36) on the right side. An operator seat (37) of a control unit (35) is provided with a sheet support frame (38) provided on a front wall of a grain tank (36). The cooling air intake cover (39) of the engine room, which is formed integrally with the grain tank (36) and is located below the operator seat (37), also has the outer wall of the grain tank (36) on the front side. And a vertical auger (40) for taking out the grains in the grain tank (36).
6), the operator seat (37) and the cooling air intake cover (39) can be rotated together. (4
1) is a support roller for the rotation.

As described above, by integrating the grain tank (36) and the operator seat (37), the capacity of the grain tank (36) in a limited space can be increased. Can be operated and the operator seat (37) can be operated by the control unit (3).
Separate from step (42) of 5), the grain tank (3
By integrating with (6), the vibration of the engine can be prevented from spreading to the operator seat (37).

Further, as shown in FIGS. 3 and 4, a screw conveyor (43) which carries out the grains in the grain tank (36) and transfers them to the vertical auger (40). By opening the outer wall portion of the grain tank (36) and providing a detachable cleaning lid (44) thereon, the bottom of the grain tank (36) can be easily cleaned and inspected. (45)
Is a preliminary discharge gutter with a shutter (46).

FIGS. 5 and 6 show the vertical auger (4).
0) The horizontal auger (47) which takes in the grain lifted by the above and takes it out to the right place, that is, the horizontal auger (40) is capable of turning in the horizontal direction around the vertical auger (40). Ogre (4
7) shows a device for restricting the turning range of (7), and (4)
8) is a sensor cam mounting metal welded to the vertical auger (40), (49) is a voltage volume sensor for regulating the turning range of the horizontal auger (47), and (50) is a horizontal auger. Moth (47)
Is a position sensor cam which rotates together with the vertical auger (40) by the rotation of the shaft and moves the voltage volume sensor (49).
When the position sensor cam (50) is attached to the outer periphery of the vertical auger (40) via the sensor cam mounting metal (48), the position sensor cam (50) is formed of an elastic body so as not to deteriorate the accuracy.

Further, FIG. 7 shows a vertical auger (40) from a screw conveyor (43) in which the grains in the grain tank (36) are carried out and passed to a vertical auger (40). The cross-section of the transfer part is shown in the vertical auger (40) and the screw conveyer (43).
1) and (52) are provided so that dust can be discharged together with water. Reference numeral (53) denotes a power take-out shaft for driving a combine cleaning pump, which is detachable via a coupling (54).

[0024]

According to the present invention, as described above, the handling room (1)
In the processing room (2), the material discharged from the culm side is subjected to grain shredding, and the unloading material from the processing room (1) and the processed material falling from the processing room (2) are placed below the processing room (1). A threshing unit (A) for sorting by a sorting unit (4) provided from
It said processing chamber (2) to form a wide space (P) between the threshing chamber (1) arranged to the processing chamber rearward from the terminal end upper side of (2) and Haichirishitsu (3), the rocking Movable straw rack (1
1) is attached to form a two-layer swing sorting device
Therefore, the head from the processing chamber (2) increases,
Separation of Grains by Wind and Oscillation Sorting under the Effect of Heat
And the rocking sorter (10) which precedes the discharge of dust outside the machine
In the dust chamber (3), only the grains are dropped and the second collection gutter
A stroller dedicated to processed material that is collected in (22)
A click (11), and to those of high-performance depletes the third loss sorting performance is discharged outside improved, also punished
In the paragraph with the handling room (1) formed in front of the science room (2)
Grain tank (36) for containing grains from threshing unit (A)
Since the provided, grain tank (5) is now positioned in a substantially central portion of the body in a plan view, with the stability of the machine body is well balanced left and right as well as front and rear balance of the body, the shaft
The flow-type handling room (1) is installed in the longitudinal direction and the processing room (2)
The space in front is enlarged, and the grain tank (3
6) mounting and processing drum (23) of large diameter arranged on the upper side
Therefore, the processing capacity is improved, the overall length is shortened, and the
There is an effect that can be made into a pact .

[Brief description of the drawings]

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a side view of an ordinary combine of a whole culm type.

FIG. 2 is a diagram showing a schematic side view of a self-removing combine.

FIG. 3 is a side view showing a bottom portion of the grain tank.

FIG. 4 is a sectional view taken along line AA in FIG. 3;

FIG. 5 is a side view of a device for restricting a turning range of a lateral auger.

FIG. 6 is a sectional view taken along line BB of FIG. 5;

FIG. 7 is a cross-sectional view showing a screw conveyor for unloading and a transfer portion of a vertical auger.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Handling room 2 Processing room 3 Dust room 4 Sorting part A Threshing part P Space 5 Kernel tank

Continuation of the front page (72) Inventor Haruo Iwai 428 Enami, Okayama-shi, Okayama Pref. Examiner, Hidehiko Nishida, Seirei Kogyo Co., Ltd. (56) References JP-A 1-1677841 (JP, U) JP-A Sho56- 33055 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) A01F 12/18 A01F 12/32 A01F 12/60

Claims (2)

(57) [Claims] 1. A process in which the material discharged from the culm side of the handling room (1) is beaten in the processing room (2), and the unloading material from the handling room (1) and the falling process from the processing room (2). An axial flow threshing unit (A) that sorts objects with a sorting unit (4) provided from below the handling chamber (1) to the dust chamber (3), wherein the processing chamber (2) is used as a handling chamber ( A wide space (P) is formed between the processing chamber (2) and the dust chamber (3) by disposing the straw rack (11) from the upper side toward the rear side from the upper end of 1 ). Installed in
And the separated processed material is collected in the rocking sorter (10).
Combine threshing processing apparatus characterized by allowed. 2. A handling chamber formed in front of a processing chamber (2).
The threshing processing apparatus for cobaine according to claim 1, wherein a grain tank (36) for containing the grains from the threshing unit (A ) is provided in the paragraph (1) .