JP2002262645A - Threshing sideboard in thresher - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the inspection, repairing, cleaning and the like of the inside of a threshing chamber and a swinging separator and the like. SOLUTION: A threshing chamber 5 for threshing culms, a treating chamber 7 for threshing exhaust dust again, a swinging separator 25 for separating the threshed matters into grains and waster straws by a swinging screen, and the like are installed inside a boxy body 22 formed by front and back, and left and right sideboards 22a, 22b, 22c and 22d. An open/close sideboard 22e which can be freely opened and closed is placed on the left sideboard 22c. An outer cover 3a is placed on the outside of the open/close sideboard 22e, and a guiding board 22h for guiding leaked matters downward from a threshing net 23 to the swinging separator 25 is placed on the inside face of the open/close sideboard 22e.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a threshing chamber for threshing grain culms, a processing chamber for re-threshing dust, and an oscillating sorting device for oscillating and sorting kernels and straw waste. This is a technique related to an open / close side plate provided on a left side plate, which is provided in a box formed by front, rear, left and right side plates, and can be used as a threshing side plate of a threshing machine.

[0002]

2. Description of the Related Art Harvesting of raised culm with a combine on which a threshing machine is mounted is performed by cutting the raised culm with a reaper provided in front of a traveling platform of the combine.
The hull is transferred to the rear upper part by the reaper and supplied to the threshing room of the threshing machine placed above the traveling platform. During the transfer from the front part to the rear part by the handle of the threshing room, threshing is performed, and The granules and some of the generated straw waste leak from the threshing net at the bottom of the threshing room and are supplied to the rocking sorting device.

[0003] The untreated dust from the threshing chamber is supplied into a processing chamber, and is re-threshed while being transferred from the rear to the front by a processing cylinder in the processing chamber. And a part of straw waste etc. leaks from a dust net at the lower part of the processing chamber, and is supplied to a swing sorting device. Threshing net to the rocking sorter,
Grain and straw waste leaked and supplied from the dust net and small amount of grain and straw waste discharged from the exhaust port of the threshing room and the exhaust port of the processing room are subjected to this swing sorting. The device oscillates and sorts the grains into straw and the like, and the sorted grains are supplied into a grain storage tank and temporarily stored therein. In addition, the sorted straw waste and the like are discharged out of the machine from the end of transfer of the swing sorting device.

[0004]

When a problem occurs in the threshing room during the harvesting operation, when checking and replacing parts, or after the operation is completed, the threshing room is cleaned and caught by the rocking sorting device. When cleaning by removing straw waste, etc., there is no cleaning port for cleaning these threshing rooms and rocking sorting devices, etc., and therefore, the handling cylinder and rocking sorting device are removed. However, the present invention is intended to solve these problems.

[0005]

According to the present invention, there is provided a threshing chamber 5 having a handling drum 4 provided in the front-rear direction for threshing grain culms, and a draining chamber from the threshing chamber 5. A processing chamber 7 in which a processing drum 6 is provided in the front-rear direction for re-threshing by receiving dust and a rocking sorting device 25 for rocking and sorting by receiving supplies of threshed grains and straw chips are provided.・ Rear plate 2
In a threshing machine provided inside a box 22 formed into a box shape by 2a, 22b and left / right side plates 22c, 22d, an opening / closing side plate 22e is provided in a part of the left side plate 22c near the handling cylinder 4 to open and close. A threshing side plate of a threshing machine characterized by being freely configured and having an exterior cover 3a provided on an outer surface of the opening / closing side plate 22e.

According to the second aspect of the present invention, on the inner surface of the opening / closing side plate 22e, the leaked material leaking from the threshing net 23 at the lower part of the threshing chamber 5 is guided to the lower swing sorting device 25. The threshing machine according to claim 1, wherein a guide plate (22h) is provided.

[0007]

According to the present invention, the harvesting operation of the raised corn culm using the combine on which the threshing machine is mounted is performed by cutting the erected cereal culm with the reaper provided in front of the traveling platform of the combine.
It is transported to the rear upper part by this reaper and supplied to the threshing machine mounted on the upper side of the traveling chassis. The threshing is performed while the threshing machine 5 of the threshing machine is transferring from the front part to the rear part of the threshing chamber 4 and threshing. The grains and some of the generated straw waste leak from the threshing net 23 at the lower part of the threshing chamber 5 and are supplied to the rocking sorter 25.

[0008] The untreated waste from the threshing chamber 5 is:
It is supplied into the processing chamber 7 and re-threshed while being transferred from the rear to the front by the processing cylinder of the processing chamber 7, and the re-threshed grains and some straw waste are discharged into the lower part of the processing chamber 7. It leaks from the dust net and is supplied to the swing sorting device 25.

[0009] The grains and straw chips leaked and supplied from the threshing net 23 and the dust net to the rocking sorter 25 and the threshing chamber 5
And a small amount of grain and straw waste discharged from the exhaust outlet 7a and the dust discharge outlet 7a of the processing chamber 7 are oscillated and sorted into grains and straw swarf, etc. by the oscillating sorting device 25, and are already sorted. The grains are supplied into the grain storage tank and temporarily stored therein. In addition, the sorted straw waste and the like are discharged out of the machine from the transfer end portion of the swing sorting device 25.

When a problem occurs in the threshing room 5 during the harvesting operation, when inspection and replacement of parts are performed, or after the operation is completed, the threshing room 5 is cleaned and the rocking sorting device 2 is mounted.
When the cleaning is performed by removing the straw debris or the like caught on the crusher 5, the threshing room 5, the processing room 7, and the rocking sorter 25, etc.
Rear plates 22a, 22b and left and right plates 22c, 22d
Opening / closing the open / close side plate 22e provided in a part of the vicinity of the handling cylinder 4 of the left side plate 22c of the threshing machine provided inside the box body 22 formed in a box shape in the open state, or The opening / closing side plate 22e is removed, and 5 parts of the threshing chamber and 25 parts of the swing sorting device are opened, and these 5 threshing rooms and 25 parts of the swing sorting device are inspected and repaired.
Perform cleaning.

During the harvesting operation, the grains, straw chips, etc. leaking from the threshing net 23 are guided downward by a guide plate 22h provided on the inner side surface of the opening / closing side plate 22e onto an oscillating sorter 25 for dispersion and supply. Is done.

[0012]

According to the first aspect of the present invention, the front and rear side plates 22a and 22b, and the left and right sides 22c and 22d in which the threshing chamber 5, the processing chamber 7, the swing sorting device 25 and the like are installed.
The opening / closing side plate 22e is provided in a part of the box 22 formed in the vicinity of the handling cylinder 4 of the left side plate 22c so that the opening / closing side plate 22e can be opened or removed. , Threshing room 5 parts, and rocking sorting device 25
The inspection, repair, cleaning, and the like can be easily performed by opening the part. Also, these can be performed in a short time. Further, by providing the exterior cover 3a on the outer surface of the opening / closing side plate 22e, the strength can be increased.

According to the second aspect of the present invention, a guide plate 22h is provided on the inner side surface of the opening / closing side plate 22e to guide down the grains leaking from the threshing net 23, straw waste, and the like,
By supplying to the rocking sorter 25, these grains,
In addition, the straw waste and the like are dispersed and supplied to the swing sorting device 25, and the sorting performance can be improved.
Further, the strength of the opening / closing side plate 22e can be increased.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. The threshing machine 3 mounted on the upper side of the traveling chassis 2 of the combine 1 will be described. A threshing 3 for threshing grain culm is placed on the upper side of the traveling chassis 2, and front and rear side plates 22 a and 22 b and left and right side plates 22 of the threshing machine 3.
c, 22d to form a box-shaped box body 22;
2c has a configuration in which an opening / closing side plate 22e is provided so as to be freely opened and closed. The box 22 provided with the opening / closing side plate 22e will be mainly illustrated and described.

As shown in FIGS. 1 to 4, a traveling device 8 having a pair of left and right traveling crawlers 8a for traveling on the soil surface is provided below the traveling chassis 2 of the combine 1 as shown in FIGS. On the upper side, a threshing machine 3 for threshing grain culm is mounted. In addition, the reaping culm is cut by the reaper 9 on the front side of the traveling chassis 2, and the culm is transferred to the upper rear part by the reaper 9 and supplied to the threshing machine 3 for threshing. The grain storage tank 10 for collecting and temporarily storing grains is arranged on the right side of the threshing machine 3 and above the traveling platform 2.

As shown in FIG. 2, a mowing machine 9 is provided in front of the threshing machine 3 and in front of the traveling platform 2, and the mowing machine 9 is provided with a weeding body 11 for separating the culm to be cut from the front end. In the upper part of this weeding body 11, the culm to be cut is raised,
The reel device 12 having a substantially hexagonal shape equipped with a reel rod 12a to be scraped and the like is rotatable up and down by a support device 13 and rotatably supported by a shaft.

Behind the weeding body 11, a cutting blade device 14 for cutting the culm, and the left and right plates for cutting and transferring the cut culm from left and right sides toward the left side from the center. Fifteen
a, a transfer roller 15 rotatably supported between 15a and 15b
And the box-shaped transfer case 1 for transferring the grain stalk to the rear upper portion from the scraping transfer roller 15 and supplying it to the threshing machine 3
6a and an upper transfer case 16b are provided with a rotatable transfer conveyor 16 provided therein. A suction fan for sucking and discharging dust in the transfer case 16a is provided on the upper side surface of the transfer case 16a and near the transfer end portion. 17 is provided rotatably.

At the front of the threshing machine 3, as shown in FIG. 2, an operating device 18a for performing operations such as starting, stopping, and adjusting each part of the combine 1, and a control device on which an operator who performs these operations is mounted. The seat 18b has a configuration provided in an operation room 19b formed by an operation room case 19a. This cockpit 18
The engine 20 is mounted on the lower side of the vehicle b above the traveling chassis 2 and the grain storage tank 10 is disposed on the rear side. The traveling device 8, the reaper 9, the threshing machine 3, the engine 20, and the like make the body 1 of the combine 1
a is formed.

The threshing machine 3, as shown in FIGS. 1 to 4, is configured to receive grain culms supplied from the transfer conveyor 16 and thresh, sort and the like. The threshed and sorted kernels are transferred into a kernel storage tank 10 by a transfer belt 21a and buckets 21b attached to the transfer belt 21a at predetermined intervals.
This is a configuration in which the bucket 21b of the frying apparatus 21 with the above is internally fed and supplied.

The threshing machine 3 includes a threshing chamber 5 for threshing the supplied culm in a front-rear direction, with front and rear side plates 22a, 22b,
In the threshing chamber 5, a handle cylinder spiral press 4a is provided at the transfer start end side of the outer peripheral portion, and a handle cylinder discharge is provided at the transfer end section. In this configuration, the handling cylinder 4 to which the claw 4b is fixed is rotatably supported. A threshing net 23 is stretched under the outer peripheral portion of the handle cylinder spiral plate 4a of the handle cylinder 4. The grain culm supplied into the threshing room 5 is threshed during the transfer from the front to the rear, and the threshed kernels and some of the generated straw wastes are sorted from the threshing net 23 into a sorting room described later. In this configuration, the liquid is leaked onto the swinging sorting device 25 provided inside 24.

At one side of the rear end of the threshing chamber 5, a discharge port 26a is provided to discharge straw chips, culm cuts, and a small amount of grains onto the rocking sorter 25. Also, on the other side,
A supply port 26b is provided, and untreated dust is supplied into the processing chamber 7 from the supply port 26b.

As shown in FIGS. 1 and 2, the left side plate 22a is provided with an opening 22f of a predetermined size in the vicinity of the handling cylinder 4 of the left side plate 22. This is a configuration in which the open / close side plate 22e is provided so as to be freely opened and closed or detachable. On the upper and lower sides of the opening 22f of the left side plate 22,
In this configuration, a plurality of upper and lower receiving members 23a and 23b are fixedly provided.

FIG. 1 shows the upper and lower sides of the opening / closing side plate 22e.
The upper and lower hanging members 23c and 23d are provided on the left side plate 2 as shown in FIG.
In this configuration, the opening / closing side plate 22e is attached by engaging with the upper / lower receiving members 23a and 23b of the opening 2c. In addition, this lowering device 23
The opening / closing side plate 22e can be opened and closed outward with d as the center of rotation. Further, the opening / closing side plate 22e can be detached by removing the upper / lower hanging members 23c, 23d from the upper / lower receiving members 23a, 23b. A plurality of support plates 23e are fixedly provided on the outer surface of the opening / closing side plate 22e, and the exterior cover 3a is fixedly provided on each of the support plates 23e. A large exterior cover 3b is attached to a portion other than the exterior outer cover 3a.

By opening or removing the opening / closing side plate 22e, the opening 22f of the left side plate 22c is opened, and the threshing room 5 and the swing sorting device 25 are opened. . Thus, when the opening / closing side plate 22e is opened or removed, the threshing chamber 5 is opened.
Inspection, repair, cleaning, and the like can be easily performed by opening the section and the swing sorting apparatus 25 section. Also, these can be performed in a short time. Furthermore, the exterior cover 3a
Is provided on the opening / closing side plate 22e.
2e could be strengthened.

On the inner side surface of the opening / closing side plate 22e, as shown in FIG. 1, grains and straw chips leaking from a threshing net 23 stretched below the threshing chamber 5 are oscillated on the lower side. In this configuration, a guide plate 22h that guides the flow down to the device 25 is fixed to the lower part on the inner side in an inclined state. Thereby, the open / close side plate 22e
Of the threshing net 2 by providing the guide plate 22h
The grains, straw chips, and the like leaking from 3 are guided down and supplied to the swinging sorting device 25, so that they are dispersed and supplied, and the sorting performance can be improved. Further, the strength of the opening / closing side plate 22e can be increased.

As shown in FIGS. 1, 3 and 4, the processing chamber 7 is formed on the right side of the threshing chamber 5 in the front-rear direction. In the processing chamber 7, a processing cylinder 6 having a processing cylinder spiral plate 6a fixed to a transfer start end side of an outer peripheral portion and a processing cylinder claw 6b fixed to a transfer end side is rotatably supported. Configuration. The processing cylinder spiral plate 6a of the processing cylinder 6,
In addition, a dust net 27 is stretched below the outer peripheral portion of the processing drum nail 6b. Dust supplied from the supply port 26b provided in the threshing chamber 5 into the processing chamber 7 is subjected to re-threshing while being transported from the rear to the front, and the threshed kernels and some straw waste and the like are removed. Is configured to leak from a dust net 27 onto a swing sorting device 25 installed in a sorting room 24. The transfer end of the processing chamber 7 is provided with a dust discharge port 7a.

The grain culm supplied into the threshing chamber 5 is shown in FIG.
As shown by, threshing during the transfer from the front to the rear, and the dust supplied from the threshing chamber 5 into the processing chamber 7 is re-threshing during the transfer from the rear to the front, This processing chamber 7 can be formed to have substantially the same length as the threshing chamber 5,
As a result, the processing capacity in the processing chamber 7 is improved, and the third scattered particles are reduced, and the loss of kernels can be reduced.

The lower surface of the threshing net 23, which is the lower surface (a) of the threshing chamber 5, and the lower surface of the dust net 27, which is the lower surface (b) of the processing chamber 7, are shown in FIG. As shown in FIG. The rotation direction of the processing drum 6 that is mounted and supported in the processing chamber 7 is the same as the rotation direction of the handling drum 4 that is mounted and supported in the threshing chamber 5 as shown in FIGS. 1 and 4. This is a configuration provided for rotational driving.

Outer right side plate 22 forming the processing chamber 7
d, the front side of the frying apparatus 21 and the second reduction cylinder 3
3 and 4, before and after inspection windows 39a and 39b for inspecting the inside of the processing chamber 7 are provided in the vicinity of each rear side so as to be openable and closable.

The transfer start end (C) of the processing drum 6 housed in the processing chamber 7 is located at the supply port 2 of the threshing chamber 5 as shown in FIG.
The position is substantially the same as the position of the terminal end (d) of the portion 6b, or is provided in front of it. The end position (e) of the transfer of the processing drum 6 housed in the processing chamber 7 is from the end (f) of the inclined part 4c for taking in the grain culm of the handling drum 4 housed in the threshing room 5 as shown in FIG. , Provided rearward.

Below the threshing room 5 and the processing room 7,
A sorting chamber 24 is formed as shown in FIG. 1 and FIGS.
The threshing net 23 of the threshing room 5 is provided in the sorting room 24.
, The discharge port 26a at the end of the transfer, and the dust net 2 in the processing chamber 7.
7 and a swing sorting device 25 that swings and sorts by receiving the leaked material from the dust discharge port 7a at the transfer end portion and the supply of the grains, the waste, and the like as the dust. It is.

The swing sorting device 25 is shown in FIGS.
As shown in the figure, a transfer shelf 28a, a chaff sheave 28b, a straw rack 28c, and a swing shelf 28d are provided sequentially from the front, and below the chaff sheave 28b,
This is a configuration in which a Glen Sheave 28e is provided. Further, the chaff sheave 28b is configured so that the transfer angle can be adjusted and the amount of leakage can be adjusted. A rocking fulcrum 29a is provided at the front end of the rocking sorting device 25 at the front (upper side), and a rocking cam 29b is provided near the rear end at the rear (lower side). The swing sorting device 25 is provided in a swingably suspended state to swing and sort.

Each of the chaff sheaves 28b provided in a substantially linear shape of the rocking and sorting device 25 is divided into front and rear portions as shown in FIG.
b, and is divided at the upper position of the rear end of the first sorting shelf 31. Front and rear support rods 38a and 38b for supporting the respective chief sheaves 28b of the front and rear chaff sheave groups 37a and 37b to adjust the transfer angle.
And the front and rear adjustment arms 38c and 38d are provided separately,
The front chaff sheave county 37a and the rear chaff sheave county 37b have a configuration in which the transfer angle can be adjusted separately.

Thus, each of the chaff sheaves 28b of the rocking sorting device 25 is moved to the front / rear chaff sheave counts 37a, 3a.
By dividing into the uppermost position of the rear end of the sorting shelf 31 at 7b, it is possible to select the best grain according to the efficiency of the threshing room 5 of the threshing machine 3 and reduce the grain loss. .

The grain sieve 28 of the swing sorting device 25
FIG. 6 shows the front and rear sides and the left and right sides of the outer periphery of the four sides of FIG.
As shown in the figure, a reinforcing frame plate 40a is provided, and a mounting plate 40b is provided on one of the left and right sides. Left and right frame plates 25a, 25 on the left and right sides of the swing sorting device 25
7 is provided on the back side of the rear end of the transfer shelf 28a provided between
As shown in FIG. 5, a crank-shaped front receiving plate 25b is fixedly provided, and an L-shaped horizontal receiving plate 25c is provided on the left frame plate 25a.
Is provided.

A reinforcing frame plate 40a is fixedly provided on both front and rear sides and the right outer end of the Glen Sheave 28e, and a mounting plate 40b is provided on the left outer end as shown in FIG.
Are fixedly provided to form a Glensheave assembly 40. Insert this Glensheave assembly 40 into the front
5b and 25c, and the mounting plate 40b is mounted on the right frame plate 25a with bolts and nuts, thereby being detachable.

By providing the reinforcing frame plate 40a and the mounting plate 40b on the outer periphery of the Glen sheave 28e, the strength of the Glen sheave 28e is increased, whereby the Glen sheave assembly 40 is detachable. In addition, mounting is performed by inserting and tightening only the right side, and replacement is easy.

A blower 30 having a blower blade 30a rotatably mounted therein is provided below the transfer start end (lower side) of the swinging sorter 25, and the sorted wind generated by the blower 30 is blown. In this configuration, the wind is sorted into grains and dust. The dust sorted by the blower 30 and the swing sorter 25
Straw chips, culm cuts, and the like that have been rock-sorted are discharged outside the machine.

The lower end of the blower 30 accommodates the grains that have been sorted down by the first sorting shelf 31 and is connected by a first spiral 31a to an upper side of the first receiving gutter 31b that is horizontally transferred. The lower side of this first gutter 31b is the first sorting shelf 31
It is the structure connected with. The sorted kernels laterally transported by the first spiral 31a are taken over by the frying apparatus 21 and are transported by the bucket 21b of the frying apparatus 21 to be supplied into the grain storage tank 10 and temporarily stored therein. It is a configuration to do.

On the rear side (lower side) of the first gutter 31b,
On the lower side of the first sorting shelf 31, the unthreshed processed material (second product) that has flowed down and sorted by the swinging shelf 28 d of the swinging sorting device 25 is stored, and is secondarily transported by the second spiral 32 a. In this configuration, a gutter 32 is provided. The upper end on the upper side of the second trough 32 is connected to the upper end of the first sorting shelf 31, and the upper end on the lower side is below the lower end of the swinging shelf 28 d of the swing sorting device 25. It is a configuration provided by being superposed on the side. The rear end of the swinging shelf 28d is configured to be opened outside the machine.

A second reduction cylinder 33 is provided to take over the unthreshed processed material (secondary material) laterally transported by the second spiral 32a and reduce it to a substantially intermediate position in the front-rear direction of the processing chamber 7. is there. A second transfer belt 33a is stretched inside the second reduction cylinder 33 as shown in FIG.
In this configuration, a transfer plate 33b or a bucket 33b for lifting a second product is provided at a predetermined interval. At the upper end of the second reduction cylinder 33, a cylindrical discharge funnel 33c for reducing the processing chamber 7 to a substantially middle position in the front-rear direction in the front-rear direction is provided.

On the upper side of the second gutter 32, an auxiliary blower 34 is provided, and air is blown to a blower port 32b provided at the upper end of the second gutter 32 to improve the sorting performance of the second gutter. This is the intended configuration. On the rear side of the grain storage tank 10 for discharging the grains stored in the grain storage tank 10 to the outside of the machine,
A discharge support cylinder 35 having a vertical transfer spiral 35a therein is rotatably mounted in a substantially vertical posture, and is provided at an upper end portion of the discharge support cylinder 35 to the outside of the machine whose entire length is equal to the front and rear length of the combine 1. In this configuration, a discharge auger 36 in which a discharge spiral 36a for discharging particles is provided so as to be extendable and contractible is disposed in a lateral direction such that the discharge auger 36 can be freely extended and retracted, freely rotated up and down, and left and right.

As shown in FIGS. 8 to 10, a transfer case 41a, a transfer case lower cover 41b, and the like are provided between the outer surface of the rear side plate of the grain storage tank 10 and the discharge support cylinder 35.
In this configuration, a transfer device 41 including a transfer spiral 41c and the like are provided, and an engine 20 is provided.

At the bottom of the grain storage tank 10, FIG.
-As shown in Fig. 10, a tank spiral 10a is provided inside and provided.
The rear end of the tank spiral 10a is connected to front and rear tank metals 10b, 1 provided on the rear outer surface of the grain storage tank 10.
This is a configuration supported by 0c. At the rear end of the tank spiral 10a, a clutch 10d is pivotally provided. The front and rear tank metals 10b and 10c are configured to be connected by a connecting pin 10e. By removing the connecting pin 10e, the grain storage tank 10 is configured to be rotatable outward.

The transfer start end of the take-off spiral 41c shaft housed in the transfer case 41a is configured to be supported by the rear tank metal 10c, and the transfer start end is provided with the clutch 41
d, and the clutch 41d is engaged with the clutch 10d of the tank spiral 10a. Takeover spiral 41
A rear shaft 42 is provided at the rear end of the transfer of the c-axis.
Is a lower support cylinder metal 35b provided below the discharge support cylinder 35.
This is the configuration supported by the shaft. At the rear end of the rear shaft 42, outside the support cylinder lower metal 35b, an input pulley 42a is pivotally provided.

A gear 42b pivotally supported by the rear shaft 42;
The gear 35c is meshed with a gear 35c supported on a shaft of a vertical transfer spiral 35a provided inside the discharge support cylinder 35. The take-up spiral 41c, the tongue spiral 10a, the vertical transport spiral 35a, the transport spiral 43a, the discharge spiral 36a, and the like are driven to rotate by the input of power from the input pulley 42a.

An auger case 43 for connecting between the upper end of the discharge support cylinder 35 and the transfer start end of the discharge auger 36.
The auger case 43 includes a transfer spiral 43a
It is a configuration with the interior. In the transfer case 41a of the transfer device 41, an opening 41e is provided in a substantially lower half with a predetermined length in the front-rear direction as shown in FIG. 10, and the opening 41e portion is substantially formed as shown in FIGS. 11 and 12. A transfer case lower cover 41b having a semicircular shape and having a fastening portion 44a provided at one end thereof is provided with a transfer case 4 using bolts and nuts.
1a, and at the other end,
A support plate 44b is provided, and the support plate 44b is supported by a receiving plate (not shown) provided in the transfer case 41a.
The transfer case lower cover 41b is detachable.

As a result, the transfer case lower cover 41
b is a soybean to be harvested and soybean, rice and wheat, and the lower cover 41b of the transfer case is made of a material with or without a hole. It is necessary to replace it according to the grain to be harvested. Is easy to replace, and maintenance such as cleaning is easy.

The grain storage tank 10 and the discharge support cylinder 35
And a take-off device 41, and an opening / closing fulcrum of the grain storage tank 10 is provided on the grain storage tank 10 side, and the engine 20 is further arranged behind the body. In this case, the gap between the grain storage tank 10 and the discharge support cylinder 35 is increased. However, by providing the transfer device 41 and providing the opening / closing fulcrum of the grain storage tank 10, a good front-rear balance is obtained. I was able to.

As shown in FIG.
A configuration may be adopted in which b is used in place of the front and rear tank metals 10b and 10c provided on the rear side of the grain storage tank 10. Thereby, cost can be reduced.

[Brief description of the drawings]

FIG. 1 is an enlarged sectional view taken along the line AA of FIG. 2;

Fig. 2 Overall side view of the combine

FIG. 3 is an enlarged sectional side view of the threshing machine.

FIG. 4 is a sectional view taken along line BB of FIG. 3;

FIG. 5 is an enlarged side view of the swing sorting device.

FIG. 6 is an enlarged side perspective view of a Glen sheave portion of the swing sorting device.

FIG. 7 is an enlarged side perspective view of a mounting bottom of a Glen Sheave of the swing sorting device.

FIG. 8 is a view showing another embodiment, and is an enlarged side view of a takeover transfer device.

FIG. 9 is a view showing another embodiment, and is an enlarged plan view of a take-over transfer device.

FIG. 10 is a view showing another embodiment, and is an enlarged sectional side view of a takeover transfer device.

FIG. 11 is a view showing another embodiment, and is an enlarged plan view of a transfer case lower cover.

FIG. 12 is a view showing another embodiment, and is an enlarged front view of a transfer case lower cover.

[Explanation of symbols]

 3a exterior cover 4 handling cylinder 5 threshing room 6 processing cylinder 7 processing room 22 box 22a front side plate 22b rear side plate 22c left side plate 22d right side plate 22e opening and closing side plate 22h guide plate 23 threshing net 25 rocking sorting device

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor: Kei Kugimiya, Iseki Agricultural Machinery Co., Ltd., Iseki Agricultural Machinery Co., Ltd. (1) Hachikura, Iseki Agricultural Machinery Co., Ltd. Department F-term (reference) 2B076 AA04 BA08 BC09 2B092 AA01 AB01 BA23 BA24

Claims (2)

[Claims] 1. A threshing chamber 5 equipped with a handling cylinder 4 in the front-rear direction for threshing grain culms, and a processing cylinder 6 in a front-rear direction for re-threshing by receiving a supply of dust from the threshing chamber 5. Processing room 7
A box body 22 formed by a front / rear side plate 22a, 22b and a left / right side plate 22c, 22d into a box shape, such as a rocking sorter 25 for rocking and sorting by receiving supplied threshed grains and straw chips.
In the threshing machine which is provided internally, an opening / closing side plate 22e is provided at a part of the left side plate 22c near the handling cylinder 4 so that the opening / closing side plate 22e can be opened and closed. A threshing side plate of a threshing machine, characterized in that a threshing machine is provided. 2. A guide plate 22h is provided on an inner side surface of the opening / closing side plate 22e to guide a leaking substance leaking from a threshing net 23 below the threshing chamber 5 to a lower swing sorting device 25. The threshing side plate of the threshing machine according to claim 1, characterized in that: