JPH06133638A - Machine frame for threshing and grading - Google Patents

Abstract

PURPOSE:To facilitate the maintenance in a threshing, rocking and grading shelf part of a thresher. CONSTITUTION:This threshing grader is obtained by integrating a thresher wall 4 on the lower side of a grain culm transfer port 3 of a threshing chamber 2 in which a threshing drum 1 is installed on a shaft with the second yield lifter 6 for returning the threshed and graded second yield onto a rocking grading shelf 5 and openably and closably providing the integrated thresher wall and second yield lifter around an opening and closing shaft 7 under the second yield lifter 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a threshing sorting machine frame, which can be used in a combine threshing device.

[0002]

2. Description of the Related Art In the form in which the thresher wall on the feed chain side of the threshing chamber can be opened and closed together with this feeding chain, the second fried grain as a second treating device is used. The machine is provided on the side of the threshing chamber opposite to the feeding chain side, and has a configuration not directly related to the second fried machine. The opening and closing of these feed chains and threshing machine walls are for facilitating maintenance of the threshing chamber section and the sorting section, but mainly due to transfer clogging of threshing such as straw waste. It has a configuration that makes maintenance of the fried grain machine section difficult.

[0003]

According to the present invention, a threshing machine wall 4 below a grain transfer port 3 of a threshing chamber 2 in which a handling cylinder 1 is axially mounted, and a threshing sorting rack for threshing-selected second objects are disclosed. The second threshing machine 6 which returns to the upper part of 5 is integrated, and the threshing selection device is configured to be openably and closably provided around the opening / closing shaft 7 at the lower part of the second hoisting machine 6.

[0004]

[Operation and effect of the invention] The threshing operation is such that the grain culms sandwiched and transported by the feed chain are threshed by the rotation of the handling cylinder 1 in the threshing chamber 2 while passing through the grain culm transfer port 3. Is received by the rocking / sorting shelf 5 of the sorting unit, and the grains are sorted while being swing-transferred. The second grain in the sorting section is transferred to the second grain lifting machine 6, returned to the swing sorting shelf 5, and subjected to swing sorting again.

At the time of maintenance, when the second grain lifting machine 6 is opened outward, it is rotated around the opening / closing shaft 7 at the lower portion to open the lower portion of the second grain lifting machine 6 and to integrate it. Since the thresher wall 4 is opened, the sides of the rocking sorting shelf 5 are opened at the same time. For this reason, it is possible to clean clogging of the oscillating sorting shelf 5 and the fried mouth of the second lifting machine 6 such as straw waste.

As described above, since the second lifting machine 6 and the threshing machine wall 4 are integrally rotated and opened around the opening / closing shaft 7 at the lower portion of the second lifting machine 6, swing selection is performed. Maintenance can be easily performed by simultaneously opening the most clogged portion such as straw debris between the shelf 5 and the fried mouth of the second lifting machine 6.

[0007]

[Example] The threshing machine body has a swinging selection shelf 5, a main sardines 8, a secondary sardines 9, a sorting air duct 10 and the like at the bottom, and a handling cylinder 1 is supported by a handling shaft 11 at the top. A rotating threshing chamber 2, a processing chamber 13 having a processing cylinder 12 for receiving and processing threshing fed from the threshing chamber 2, and swinging while processing the straw waste fed from the threshing chamber 2 and the processing chamber 13 A raking drum 14 for raking on the sorting rack 5, a threshing net 15, a processing net 16, a raking net 17, and a hinge 18 which are stretched under these.
It has a threshing cover 19 that can be opened and closed freely. 20 is a suction dust collector behind the threshing chamber 2, and 21 is a culm device.

The grain culm transfer port 3 is formed along one side of the threshing chamber 2 between a lower grain culm guide plate 22 and a guide plate 23 provided at the upper edge of the threshing cover 19. It On the outer side of the chain frame, a frame is stretched over the chain frame 24.
The root part of the grain culm can be held and transferred between the dochen 25 and the slinging rod 26 provided along the side edge of the threshing cover 19.

The flap 26 can be opened together with the threshing cover 19 by rotating the hinge 18 times upward. The grain culm guide plate 22 located below the grain culm transfer port 3 is integrally formed inside the chain frame 24 and is close to the outer end of the threshing net 15. Reference numeral 27 is a chain cover that covers the outside of the feed chain 25. Chain frame 24
The front end of the chain frame 24 can be rotated outwardly around a vertical opening / closing shaft 54 in the front of a support frame 28 integral with the threshing machine, and the rear end of the chain frame 24 is threshed. By locking at the rear part of the machine body, it is possible to maintain a state in which the grain culm can be held and conveyed between the culm and the sling rod 26. By opening the feed chain 25 together with the grain culm guide plate 22 in this manner, a portion extending from the grain culm transfer port 3 to the threshing net 15 can be opened, and a part of the threshing net 15 can be detached to the outside. .

A second grain lifting machine 6 is provided below the feed chain 25 to integrally open and close the threshing machine wall 4 on the lateral side of the rocking sorting shelf 5 so as to open and close the sorting air duct 10. The second grain lifting machine 6 which is rotatable around an opening / closing shaft 7 which is inclined upward toward the rear with respect to the lateral end of the second transfer gutter 28 provided at the bottom.
Can be installed in series, and the frying port 29 at the upper end of the second grain lifting machine 6 can be seen on the upper surface of the starting end portion of the swing selection shelf 5. Therefore, when the second lifting machine 6 is rotated around the opening / closing shaft 7 and the threshing machine wall 4 is opened, the lateral upper surface on the rocking sorting shelf 5 can be opened. The mouth 29 can also be opened.
Such a thresher wall 4 may be opened before the opening of the feed chain 25, and
You may be able to open it later.

The threshing chamber 2 has a handling cylinder 1 which is provided with an upper handling cylinder frame 30,
Although it is borne by the handling barrel shaft 11, the handling barrel frames 30, 31 have a rigid structure and have a threshing net 15, and the rear side of the handling barrel frame 30 on the front side is provided around the opening / closing shaft 32 in the vertical direction. By turning the handling barrel frames 30 and 31 to the opened grain culm transfer port 3 of the threshing cover 19, the feed chain 25, and the opened grain culm guide plates 22 to 4 of the second lifting machine 6. It is possible to open the upper part of the swing selection shelf 5 by rotating it outward from the part.

The rocking / sorting shelves 5 are transfer shelves 33 that swing and transfer the shed grains that have leaked from the threshing net 15, the shed grains that are transferred from the transfer shelves 33, and the scraping at the rear end of the threshing chamber 2. Glensive 34 and strok rack 3 for swing-sorting while swing-transferring the grain-removal discharged by the barrel 14
5 and a screening net 36 below the Glensive 34. Numeral 37 is the first transfer gutter which receives and transfers the threshed grains, and 38 is the first fried grain machine connected to this, and has a spiral like the second fried grain machine 6.

In the combine harvester, a mowing device is provided in front of the threshing device, and the grain culms harvested and collected by the mowing device are fed to the starting ends of the feed chain 25 and the cutting rod 26 for threshing. It is configured. This reaper is
A mowing frame 39 is provided below the front part of the grain culm supply funnel 40 so as to be movable up and down around a lift shaft 41.
A cutting blade device 42, a weeding frame 43, a grain culm moving device (not shown), a grain culm scraping device 44, collecting devices 45 and 46 for collecting the cut grain culm, and a collecting grain culm are provided in the mu 39. A stock transfer chain 47 for transferring to the rear feed chain 25, a tip transfer lug 48, etc. are attached to form a conductive structure.

The stock transfer chain 47 has a sling rod 49 facing the outside, and holds and transports the collected grain culm.
A stock-source guide rod 50 that guides the stock-source side of the grain culms that have been held and carried outward is provided on the lower side of the stock-source transport chain 47.
Is pivotally supported 51 on the transport frame so as to be rotatable inward and outward, and is tensioned by a spring 52 so as to reach a dead point. With this inward tension, a stopper 53 is provided so that the stock element guide rod 50 can be locked so as not to contact the feed chain 25 side.

By rotating the feed chain 25 around the opening / closing shaft 54 to the outside, the chain frame 2
When the side surface of 4 pushes the tip of the stock guide rod 50 to the outside and turns, it largely turns due to the dead point of the spring 52 being crossed. 55 is a feed funnel 40 at the front of the feed chain 25.
It is a spike tip belt that is rotatably transmitted on the section, and looks from the lower side of the supply funnel 40 to the upper side surface. This supply funnel 40 is
The tip end is pivotally supported around the support shaft 56 in the front-rear direction,
You can turn the feed chain side upwards,
The tip-plucking belt 55 should not interfere with the opening / closing rotation around the opening / closing shaft 54.

6 to 8, the difference from the upper side is that
A second processing chamber 58, which axially mounts the second processing cylinder 57, is provided on the rear side of the front of the threshing chamber 2, and the second processing cylinder 57 and the rear sweeping cylinder 1 are provided.
The processing chamber 3 is located above the diffusion chamber 59 between the processing chamber 3 and the processing chamber 4.
The second processing cylinder 57 and the sweeping cylinder 14 are connected by the same shaft 60, and a diffusion blade 61 is provided on the shaft 60 of the diffusion chamber 59.
The rotation of the diffusion blades 61 diffuses the processed material leaked from the processing chamber 3 to the upper surface of the transfer shelf 32.

The second lifting machine 6 is provided on the side opposite to the feeding chain 25 side of the threshing machine body, and is configured to be returned to the second processing chamber 58.

[Brief description of drawings]

FIG. 1 is a front view of a threshing unit.

FIG. 2 is a side view thereof.

FIG. 3 is a plan view thereof.

FIG. 4 is a plan view showing the operation of a part thereof.

FIG. 5 is a plan view of a part of the combine.

FIG. 6 is a side view of a threshing device showing another embodiment.

FIG. 7 is a front view thereof.

FIG. 8 is a plan view thereof.

[Explanation of symbols]

 1 Rear Axle Housing 2 Mount Bracket 3 Fender 4 Rear Strut 5 Connecting Plate 6 Driver's Seat 7 Seat Floor 8 Step Floor 9 Floor Frame 10 Bolt 11 Bolt

Claims (1)

[Claims] 1. A threshing machine wall 4 below a grain culm transfer port 3 of a threshing chamber 2 which is equipped with a handling cylinder 1, and a second lifting for returning threshing-selected second objects to a swinging selection shelf 5. A threshing / sorting device that is integrally provided with the grain machine 6 and is openably and closably provided around the opening / closing shaft 7 at the lower portion of the second grain lifting machine 6.