JPH0723649A - Thresher equipped with treating cylinder - Google Patents

Abstract

PURPOSE:To provide a treating cylinder-having thresher capable of improving the recovery yield of grains and of shortening the width of the frame without lowering the grading performance of contaminated impurities. CONSTITUTION:The characteristic of this treating cylinder-having thresher 1 wherein a threshing chamber 4 having a threshing cylinder 3 pivotally hung therein and a treating cylinder chamber 6 having a treating cylinder 5 pivotally hung therein are communicated with each other through a dust-discharging port 7 disposed at the rear part of the threshing chamber 4 and disposed in parallel to each other above a grading chamber 2 and wherein a discharging port 10 is opened in a dust-discharging chamber 9 behind the threshing chamber 4 comprises forming the bottom surface 6a of the starting end part of the treating cylinder chamber 6 in a suitably forward raised slope and facing the upper extrusion port 12c of a second returning screw 12 to a returning opening 6c formed in the tilted bottom surface of the starting part of the treating cylinder chamber 6, the lower end of the second returning screw 12 being connected to one end of a second laterally carrying screw 13.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a threshing machine with a processing cylinder for returning a second material to a processing cylinder chamber and reprocessing the second material with the processing cylinder.

[0002]

2. Description of the Related Art Conventionally, a handling chamber on which a handling cylinder is mounted above a sorting chamber and a processing barrel chamber on which a processing drum is supported are communicated with each other through a dust port behind the handling chamber. It is known that, in the provided threshing machine with a processing barrel, the second product is reduced to the starting end portion of the processing body chamber by the second reduction screw and reprocessed to improve the threshing yield. However, in this type of thresher, the processing chamber that hangs the processing cylinder is horizontally installed and has a right cylindrical shape.Therefore, the No. 2 reduction screw discharges the No. 2 discharged to the starting end of the processing chamber. There was a problem that the grains existing in the object were likely to stagnate and the second reducing screw was connected to the side surface of the processing chamber, so that the width of the machine body was increased accordingly.

[0003]

DISCLOSURE OF THE INVENTION The present invention improves the drawbacks of the above conventional threshing apparatus with a processing barrel, does not reduce the selection performance such as inclusion of foreign matters, and can improve the recovery yield of grain. It is intended to provide a threshing machine with a body.

[0004]

In order to achieve the above-mentioned object, the present invention provides a handling chamber in which a handling cylinder is mounted on the upper side of a sorting chamber and a processing chamber in which the processing drum is mounted on the rear side of the handling chamber. , Which are connected in parallel with each other through the dust-sending port of
In a threshing machine with a processing cylinder provided with a discharge port that opens to a dust chamber behind the handling chamber, the bottom surface of the starting end portion of the processing cylinder chamber is appropriately formed to be an upwardly sloped surface, and the lower portion is one end of the second horizontal feeding spiral. The threshing machine with a processing barrel is characterized in that the upper discharge port of the No. 2 reduction screw connected to is faced to the reduction port provided on the inclined bottom surface of the starting end of the processing barrel chamber.

[0005]

As described above, the threshing machine with the processing cylinder of the present invention,
Form the bottom surface of the starting end of the processing chamber to a slope that rises forward as appropriate,
Since the upper discharge port of the No. 2 reduction screw with the lower part connected to one end of the No. 2 spiral was made to face the reduction port provided on the inclined bottom surface of the starting end of the processing chamber, the discharge port of the No. 2 reduction screw The No. 2 reduced product discharged from the reducing port provided on the inclined bottom surface of the processing cylinder chamber starting end flows down the inclined bottom surface and is smoothly sent to the processing cylinder to prevent generation of residual particles. Further, since the No. 2 reduction screw is attached to the lower side of the processing chamber, the width of the machine body is smaller than that of the second reduction screw attached to the side of the processing chamber.

[0006]

The present invention will be described below in detail with reference to the illustrated embodiments. FIG. 1 is an overall side view of a threshing machine with a processing cylinder according to the present invention, and FIG. 2 is a plan view of the threshing machine. In the figure, 1
Is a threshing machine with a processing cylinder according to the present invention. The threshing machine 1 has a sorting chamber 2 provided at the bottom thereof, and a handling chamber 4 in which a handling barrel 3 is mounted above the sorting chamber 2 and a processing barrel 5 are mounted in the axial direction. The processing chamber 6 and the handling chamber 4
A grain culm feeding device 8 for supplying grain culms to the handling chamber 4 is arranged along one side of the handling chamber 4 so as to be communicated with each other through a rear dust sending port 7. There is.

The processing cylinder 5 is provided with a plurality of triangular flat plate-shaped scraping blades 5a on the surface of a starting end portion formed in a cone shape.
Treated teeth 5b are provided on the surface of the body. In the processing chamber 6, the bottom surface 6a at the start end is inclined forward and
A wall 6b having a bow shape in plan view is formed on the upper surface of the inclined bottom surface 6a, a return port 6c for a second product is opened on the inclined bottom surface 6a inside the bow-shaped wall 6b, and a handling chamber 4 is provided at the rear of the processing chamber 6. A discharge port 10 that opens to the rear dust collection chamber 9 is provided, and a front surface of the discharge port 10 is slightly spaced from the dust collection fan 11
However, they are arranged so that the axial direction thereof is orthogonal to the processing cylinder 5.

Reference numeral 12 is a second reduction screw which is disposed below the processing cylinder chamber 6 and is inclined forward and upward.
2a, a scraping blade 12b is incorporated in the head, the lower end of the body is connected to one end of the second traverse spiral 13 in the sorting chamber 2, and the second side of the starting end of the processing chamber 6 is returned to the side of the head. The ejection port 12c facing the port 6c is opened. The inclination of the second reduction screw 12 and the inclination of the bottom surface 6a of the starting end portion of the processing chamber 6 do not necessarily have to match, but if the inclinations of both are substantially equal, the attachment structure of both can be simplified. Further, since the second reduction screw 12 is disposed below the processing chamber 6, the width of the machine body is reduced by that amount as compared with the case where it is attached to the side of the processing chamber. Reference numeral 14 is a receiving net stretched along the lower half of the handling cylinder 3, and 15 is approximately 2/2 of the processing cylinder 5 on the handling cylinder 3 side.
It is a receiving network stretched along three laps.

In the above structure, when the grain culm is fed to the handling chamber 4 by the grain culm feeding device 8, the grain culm is threshed by the handling barrel 3 which rotates while being transferred rearward along the handling mouth, and the threshed grains are removed. The receiving net 14 in the handling chamber 4 leaks and falls onto the swinging sorting body 16 in the sorting chamber 2 below, and the unleaked matter is sent out from the dust delivery port 7 at the rear of the handling chamber 4 to the processing chamber 6. To be done. Rocking sorter 16
The grains mixed with the above-mentioned foreign substances dropped on the rocking sorting body 16
The specific grains leaked from the rocking sorting body 16 are collected by the first horizontal feeding spiral 17 and collected by the first lifting screw 18 into the hopper by the rocking motion of the rocking sorting machine, and are shaken. Contaminants that did not leak through the dynamic sorter 16 are wind-selected by the compressed air of the Kara Mino 19 and the second one is returned to the starting end of the processing chamber 6 by the second horizontal feed spiral 13 and the second reduction screw 12. Then, the swinging motion of the swinging selection body 16 and the karakin 1
The contaminants separated by the compressed air of 9 are sent to the rear of the sorting chamber 2 and discharged to the outside of the machine from the dust outlet 20 opened in the dust chamber 9 at the rear.

On the other hand, the unprocessed material sent out from the dust inlet 7 at the rear part of the handling chamber 4 to the processing chamber 6 is, together with the second product reduced to the processing chamber 6 by the second reduction screw 12, the processing chamber. While being processed in the chamber 6, it is transferred to the rear, and the grains that are present during this time leak through the receiving net 15 and fall into the sorting chamber 2, and this leaked substance swings the swinging sorting body 16 in the same manner as described above. And Toran 19
The first product is sorted by the compressed air of No. 1 and collected in the hopper, the second product is reduced to the processing chamber 6 by the second reduction screw 12 as described above, and the separated impurities are opened to the dust chamber 9 at the rear. The dust is discharged from the dust outlet 20 to the outside of the machine. Here, the spiral 12a feeds the head of the second reduction screw 12, and the raking blade 12b causes the second reduction screw 12 to move.
The reductant discharged to the starting end of the processing chamber 6 through the discharge port 12c of the head and the second object reducing port 6c at the starting end of the processing chamber 6 satisfactorily flows down the inclined bottom surface 6a even if it is wet. And is sent to the processing chamber 6 to be sufficiently processed so that the grains are collected and the yield of collecting the grains is improved.

In FIG. 3, the bottom surface 6a of the starting end portion of the processing chamber 6 is formed into an inclined surface which rises forward as in the above embodiment, while
An example is shown in which the scraping blade on the surface of the starting end portion of the cone-shaped processing cylinder 5 of the above-described embodiment is a twisting blade 5a '. With this configuration, the second product reducing port 6c at the starting end of the processing cylinder chamber 6 is provided. Even if the reduced material that has been reduced is a wetting material, it is possible to forcibly scrape it into the processing chamber 6 without blocking it.

In FIG. 4, as in the above embodiment, the bottom surface 6a of the starting end of the processing chamber 6 is formed to have an inclined surface which rises forward as appropriate.
The starting end of the processing cylinder 5'is not a cone shape but a straight cylindrical end surface, and a plurality of large triangular trapezoidal blades 5a "having a slanting angle along the inclination of the bottom surface 6a of the starting end of the processing cylinder chamber 6 on this end surface. In this embodiment, since the cone-shaped starting end of the processing cylinder is eliminated, the discharge space for the second reduced material at the starting end of the processing cylinder chamber 6 is widened, and a large amount is discharged from the second material reducing port 6c. Even if the second object is discharged, it is forcibly scraped into the processing chamber 6 by the large-sized scraping blade 5a ″, and the processing is performed without delay.

In FIG. 5, as in the above embodiment, the bottom surface 6a of the starting end portion of the processing chamber 6 is appropriately formed into a slope that is upwardly raised.
Similar to the embodiment of FIG. 4, the starting end of the processing cylinder 5'is not a cone shape but a right cylindrical end surface, but a scraping blade is not provided on this end surface, and the starting end of the processing cylinder chamber 6 is the second reduction product. This embodiment shows an embodiment in which the space is released to the minimum extent, and the aim of this embodiment is to make the structure compact and to release the second product released from the second product reducing port 6c naturally. In this state, it is sent to the processing cylinder 5'to prevent an excessive load from being applied to the processing cylinder 5 '.

[0014]

As described above, according to the present invention, the handling chamber in which the handling cylinder is mounted and the treatment chamber in which the processing drum is mounted are provided above the sorting chamber, and the dust inlet in the rear of the handling chamber is provided. In a threshing machine with a processing cylinder, which is provided in parallel with each other through the processing cylinder chamber, and which has a discharge port opening to the dust chamber at the rear of the processing chamber in the rear one side of the processing chamber, the bottom surface of the starting end portion of the processing cylinder chamber. The upper discharge port of the No. 2 reduction screw, which is formed on an inclined surface that rises forward and whose lower part is connected to one end of the No. 2 spiral, faces the reduction port provided on the inclined bottom surface of the starting end of the processing chamber. As a result, the reduced product released to the start end of the processing chamber is well flowed down to the processing chamber even if it is wet due to the inclined bottom surface, and is sufficiently processed to improve the recovery yield of the grain. At the same time, the No. 2 reduction screw is arranged below the processing chamber,
Practical effects are obtained such that the width of the machine body is reduced by that amount as compared with the case where it is mounted on the side of the processing chamber.

[0015]

[Brief description of drawings]

FIG. 1 is an overall side view of a threshing machine with a processing cylinder according to the present invention.

FIG. 2 is a plan view of the threshing machine with the processing cylinder.

FIG. 3 is a side view of an essential part showing another embodiment of the processing cylinder.

FIG. 4 is a side view of an essential part showing still another embodiment of the processing cylinder.

FIG. 5 is a side view of an essential part showing still another embodiment of the processing cylinder.

[0016]

[Explanation of symbols]

 1 Threshing machine with a processing cylinder 2 Sorting chamber 3 Handling cylinder 4 Handling room 5 Processing cylinder 5a Scraping blade 5b Treatment tooth 6 Processing cylinder chamber 6a Starting end bottom surface 6b Bow-shaped wall 6c Second object reducing port 7 Dust port 12 2 No. reduction screw 12a Spiral body 12b Rubbing blade 12c Discharge port 13 Second transverse spiral

Claims (1)

[Claims] 1. A handling chamber in which a handling cylinder is mounted and a treatment chamber in which a processing drum is supported are provided side by side above the sorting chamber so as to communicate with each other via a dust-sending port behind the handling chamber. In the rear one side of the processing cylinder chamber, in the threshing machine with a processing cylinder provided with an outlet opening to the dust chamber behind the handling chamber, the bottom surface of the starting end of the processing cylinder chamber is formed in an upward slope as appropriate, A processing cylinder characterized in that the upper discharge port of the second reduction screw, the lower part of which is connected to one end of the second horizontal feeding spiral, faces the reduction port provided on the inclined bottom surface of the starting end of the processing cylinder chamber. With thresher.