JPS6033799Y2 - Top handling threshing machine - Google Patents

Description

[Detailed explanation of the invention] In conventional high-end threshing machines, when threshing husks that have fallen down and become soft and moist, a large amount of ear fragments and straw waste is generated, which places a heavy load on the handling barrel. may be damaged or a lump of straw may form inside the handling chamber, causing the handling drum and other equipment to stop. In such cases, even if only the handling chamber cover and threshing plate are opened, the pinching rail and foot chain may be damaged. The culm was tightly wedged, requiring a great deal of effort and time to remove it.

In addition, when the soft and moist culm is threshed, the straw conveying device that clamps and conveys the straw may become clogged, and conventionally the clog has to be removed by inserting one's hand between the narrow covers. Therefore, the removal work was extremely difficult.

This invention can be used when the handling chamber, foot chain, or other equipment stops due to a blockage in the handling chamber or a failure in the transmission system, or when the straw removal conveyor is clogged. The purpose of this machine is to provide a high-grade thresher that can remove clogs in the conveying device all at once and extremely easily. It is attached removably and extends rearward from the culm discharge port, and the side opposite to the handling port of the threshing board provided at the top of the handling room is hinged to the machine frame so that it can be opened and closed. is attached to a member integral with the threshing board, and a straw transporting device is suspended from a portion extending rearward from the culm discharge port of the pincher, and a handling room cover that covers the upper surface of the threshing board and a straw transporting device are covered. A straw removal cover is hinged to be openable and closable on the side opposite to the handling opening, and a universal joint substantially corresponding to the hinge part of the threshing plate is interposed on the shaft that transmits power to the straw removal conveying device. It is something to do.

Hereinafter, the embodiments shown in the drawings will be explained.
In the figure, reference numeral 1 denotes a handling cylinder that is mounted on a shaft in a handling chamber 2, and a swinging sorting body 5 is installed in a sorting air passage extending from the bottom of the receiving net 3 to the dust sorting chamber 4.

Reference numeral 6 denotes a threshing plate that covers the upper surface of the handling barrel 1, and the side opposite to the handling lower is attached to the machine frame a by a hinge 8 so that it can be opened and closed, and the handling lower side is as shown in Figure 5. While inserting the screw 10 through the long hole 10' provided in the end surface, the threshing plate 6
After properly adjusting the distance between the handle and the tip of the handling tooth, screw it onto the pincer base 9.

The clamping table 9 is attached to and detached from the upper part of the supply port 11a of the inlet side frame 11 of the handling chamber 2 and the upper part of the discharge culm opening 12a of the outlet side frame 12 by screws 13 and 13 at the handling port side ends, respectively. The part of the clamping stand 9 from the outlet 12a is bent diagonally toward the center of the width of the machine, as shown in Figures 1 and 4. A straw removal conveyor device 16 consisting of a straw removal chino 16a and a straw removal belt 16b is attached via an auxiliary frame 14 and support rods 15.15.

Further, the shafts 17 of the sprockets and pulleys on the starting end side of the straw removing cheno 16a and the straw removing belt 16b are connected to a universal joint 18a on the stock side and a plurality of hinges 8 to which the threshing plate 6 is attached.
・The handling barrel shaft 1 is connected to the
It is operatively connected to a shaft 19 driven by a.

Furthermore, a pinching rail 21 facing the foot chain 20
is provided with a pin 23 on the upper part of which is tiltable in a direction parallel to the shell culm conveyance direction, and has an ammunition 22 interposed therein.
... is fitted into the clamping table 9 so as to be movable up and down, and is attached to the clamping table 9 by fixing it with a washer 24 and a cotter pin 25.

Reference numeral 26 denotes a handling chamber cover, which is attached to the net receiving frame by hinges 27 so as to be openable and closable, and its lower handling side has screw holes 28 bored in the upper surfaces of the inlet side frame 11 and the outlet side frame 12. ，
2B with wing bolts 29.

In addition, in the drawing, 30' is a sponge interposed between the handling chamber cover 26 and the inlet side frame 11 and the outlet side frame 12, and 31'' is a sponge inserted between the inlet side frame 11, the outlet side frame 12, and both sides of the threshing plate 6. The interposed sponge 32' is a guide rail.

When the combine harvester equipped with the above-mentioned advanced threshing machine harvests and threshes the erect husks that have fallen down and become soft and moist, a large amount of straw waste, cut straw, and broken ears are generated in the handling opening chamber 2. However, it gets stuck in the handling chamber 2 and the handling cylinder 1 stops, and the handling cylinder 1 stops.
If the foot chain 20 and sorting mechanism that are linked to the
When the pinching table 9 is lifted up together with the pinching rail 21, the handling chamber cover 26, the threshing plate 6, and the straw transporting device 1 are removed.
6 is rotated upward around the threads 8 and 27, and the shaft 19 is rotated upward around the universal joint 18b as shown in FIG. 2, exposing the entire handling cylinder 1. straw waste,
Cut straw, ear pieces, etc. can be easily removed, and the culm held between the foot chain 20 and the pinching rail 21 can be easily removed without any hindrance.

After removing the clog in the handling chamber 2 in this way, the threshing plate 6
Close the clamping stand 9 with the screws 13, 13 and attach it to the entrance side frame 11.
and the outlet side frame 12, and the handling chamber cover 26 is also screwed with wing bolts 29 to resume the reaping and threshing work.

In addition, a straw removal cover 26 covering the straw removal conveying device 16 is provided.
a is continuous with the handling chamber cover 26, and the side opposite to the handling lower side is on the same line as the hinge 27 and is also connected to the hinge 27.
a, and the shaft 19 is hinged to the hinge 8 of the threshing plate 6.
Since it has the universal joint 18b on the same line as the
is tilted upward around a portion corresponding to the hinge 8, and the straw removal conveyance device 16 is upwardly rotated together with the pinching table 9 and the threshing plate 6 as shown in FIG. Clogs can also be easily removed.

Next, another embodiment of the present invention will be described with reference to FIGS. 6 to 9. In this example, the side of the threshing plate 6 and the handling chamber cover 26 opposite to the handling lower is provided with hinges 8, 27, etc., as in the previous example. It is hinged, and the lower handling side is attached to the pincher stand 9, and the side of the pincher stand 9 is screwed to the entrance side frame 11 and the outlet side frame 12, so the pincher stand 9 can be By removing the screws screwed into the side frames 11 and 12, it is possible to open and close the handling chamber cover 26 and the threshing plate 6 together with the pinching table 9, and also to follow the pinching rail 21 and the pinching table 9. Then move up and down in the same way as before.

However, in this embodiment, bolts 6a, 6a are inserted from the outside into the lower handling side of the threshing plate 6, and the bolts 6a are inserted into the long holes in the vertical direction of the pair of L-shaped ears 6', 6'. ,6
The ears 6', 6' are fixed to the threshing plate 6 by inserting the lug 6' through the threshing plate 6 and properly adjusting the distance between the threshing plate 6 and the tips of the handling teeth, and then tightening the nuts 6b, 6b.

Further, the pin 23 erected on the pincer rail 21 is connected to the pincer base 9, the ear pieces 6', 6' mounted on the pincer base 9 via the collar 31, and the pins 6' mounted on the pincer base 9 via the collar 31, as shown in FIG. It is fitted into the handling chamber cover 26 placed on the housing so that it can be raised and lowered, and is attached by screwing together a nut 30 from above, and there is no deformation due to tightening between the ears 6', 6' and the handling chamber cover. The washer 31' is inserted as shown in FIG.

Therefore, by removing the nut 30, the handling chamber cover 26 and the threshing plate 6 can be opened as shown in FIG. 6 to clean the interior of the handling chamber 2.

In addition, if the amount of culms conveyed and supplied is small, the pinching rail 2
1 is threshed while being firmly pinched and conveyed while being pressed against the foot chain 20 by the bullet machine 22. When the amount of husk culm becomes thick, the pinch rail 21 resists the bullet machine 22 and threshes the stock base of the husk culm. pushed up by

At this time, the threshing plate 6 rises via the ears 6', 6' according to the weight, so the distance between the upper lip part 7a and the lower lip part 7b, which limits the width of the handling lower, becomes an appropriate dog, unlike the conventional one. Unlike fixed-type plants, the stock base will not roll or be crushed, disrupting the posture of the culm, and will not be cut or pulled out of the node due to tooth extraction.

Furthermore, since the threshing plate 6 moves up and down around the hinges 8, when the upper lip part 7a is pushed up by the stock base, the part of the threshing plate 6 near the hinges 8, which faces the sugar part in the handling chamber 2, The amount of elevation is small, and as a result, the threshing plate 6 faces the sugar section at an appropriate distance from the handling teeth, allowing smooth and accurate threshing.

In addition, 6b' in the drawing is a protrusion bulged from the threshing plate 6 toward the handling teeth at appropriate intervals.

As mentioned above, the present invention includes a clamping stand 9 provided along the upper part of the handling lower, which is removably attached to the upper part of the machine frame, and a culm opening 1.
A threshing board 6 extending rearward from 2a and provided at the top of the handling room 2
The side opposite to the handling lower is hinged to the machine frame so as to be openable and closable, and the handling lower side is attached to the clamping stand 9 or a member integral therewith, and extends rearward from the culm outlet 12a of the clamping stand 9. A straw transporting device 16 is suspended from the part, and a handling chamber cover 26 that covers the upper surface of the threshing plate 6 and a straw covering 26a that covers the straw transporting device 16 are hinged to the side opposite to the handling lower so that they can be opened and closed. Since a universal joint 18b that substantially corresponds to the hinge part of the threshing plate 6 is interposed on the shaft 19 that transmits power to the straw removal conveying device 16, the fallen culm can be threshed and the straw removed from the handling room 2 or transported to the removal straw. When the device 16 is clogged, etc., when the pincher table 9 is lifted, the shaft 19 follows the threshing board 6 upwards without any force and tilts at a portion substantially corresponding to the hinged portion of the threshing plate 6, and the straw conveying device 16 is able to thresh. It opens together with the board 6 and the pinching table 9 at the same time, making it possible to easily remove clogs in the handling chamber 2 and the foot chain 20, and to remove the straw clogged in the straw conveying device 16, the end of the foot chain 20, and the straw conveying device. 16
It is possible to remove straw stuck between the starting end and the starting end very easily and quickly, without the shaft 19 becoming an obstacle.

[Brief explanation of drawings]

The drawings show one embodiment of the present invention, in which Fig. 1 is a partially sectional plan view, Fig. 2 is a front view of the same, and Fig. 3 shows the threshing plate and handling chamber cover in an open state. Side view shown, 4th
Figure a is an exploded perspective view of the main parts, b is a front view of the same as above, C is a side view of the same as above, Figure 5 is a perspective view of the threshing plate, and Figures 6 to 9 show other embodiments. Figure 6 is a partially cutaway front view, Figure 7 is a perspective view of the threshing plate, Figure 8 is a sectional view of the attachment part,
FIG. 9 is a side view. 2... handling room, 6... threshing board, 7...
... Handling opening, 8°27.27a ... Hinge, 9.
... Pincer stand, 11 ... Entrance side plate, 12.
...Outlet side plate, 16... Straw removal conveyor,
18b...Universal joint, 21...Pinch rail.

Claims (1)

[Scope of utility model registration request] A pinching table 9 installed along the upper part of the handling lower is removably attached to the upper part of the machine frame and extends rearward from the culm outlet 12a, and is connected to the handling lower of the threshing plate 6 installed at the upper part of the handling chamber 2. The opposite side is hinged to the machine frame so that it can be opened and closed, and the handling lower side is attached to the clamping base 9 or a member integral therewith, and the culm discharge port 12 of the clamping base 9 is attached to the clamping base 9 or a member integral therewith.
A straw transporting device 16 is suspended from a portion extending rearward from a, and a handling chamber cover 26 that covers the upper surface of the threshing plate 6 and a straw covering 26a that covers the straw transporting device 16 are placed on the side opposite to the handling lower. A universal joint 1 that substantially corresponds to the hinged portion of the threshing plate 6 is attached to a shaft 19 that is hinged to be openable and closable and that transmits power to the straw removal conveying device 16.
A high-grade threshing machine characterized by having a 8b installed.