JP2000316366A - Oscillating sorting equipment for threshing machines - Google Patents

Abstract

(57) [Problem] To manufacture a conventional chive, a plurality of sheave fins are arranged in a horizontal direction at a predetermined separation interval in the manufacture thereof, and each of them is swung right and left. The frame was screwed to the frame to adjust the sorting interval. Therefore, the conventional chaff sheave has a problem that the production is troublesome and the production cost is high. The present invention employs the following solution in order to solve the above-mentioned problems. That is, sorting room 1
In a swing sorting device 2 that swingably sorts grains after threshing while swingably supporting the same, resin shaving fins 4, 4 ′, The sheave fins 4, 4 ′, 4 ″ are provided on the upper outer side with the locking projections 5.
Is inserted into the fitting hole 6 of the swing frame 3 and
Is configured. The sheave fins 4, 4 ′, 4 ″ have an engagement hole 7 formed in the lower part, a connecting pin 9 fixed to an outer adjusting connecting rod 8, and an adjusting length formed in the swing frame 3. Hole 1
This is a rocking and sorting device for a threshing machine which is inserted through and connected to the threshing machine.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rocking and sorting apparatus for a threshing machine, and belongs to the technical field of agricultural machinery.

[0002]

2. Description of the Related Art Conventionally, a sorting room of a threshing machine is provided with a pressurized tangling air supplied by raising a sorting wind and a swinging sorting device for swinging and sorting grains after threshing. Is provided on the shaft in the order of the first transfer spiral and the second transfer spiral, and the lower exhaust chamber is equipped with a suction exhauster. After the sorting, the refined granules are supplied to the Glen tank from the first transfer spiral, the second product is returned to the second processing unit via the second transfer spiral, and the dust is discharged by the suction duster. The dust is discharged outside the machine.

[0003]

A conventional swing sorting apparatus is provided with a transfer shelf at a starting end, a chaff sheave at an intermediate portion, and a straw rack at an end, so that the sorting room can swing. I supported it. In manufacturing the conventional chive, a plurality of sheave fins are arranged in the left and right swing frames in a horizontal direction with a predetermined separation interval, and each of them is tightened with a screw. It was configured so that it could be fixed and the sorting interval could be adjusted.

[0004] Therefore, the conventional chaff sheave has a problem that the production is troublesome and the production cost is high.

[0005]

SUMMARY OF THE INVENTION The present invention takes the following technical means in order to solve the above-mentioned problems. That is, in a rocking sorter 2 that rockably supports a sorting chamber 1 and rocks and sorts grains after threshing, a resin-made sieve fin is mounted on both sides of a rocking frame 3 made of resin. The sheave fins 4, 4 ', 4 "are arranged side-by-side with the sorting fins A held therebetween. The rotation fulcrum P is formed by being inserted and fitted into the fitting hole 6 of the frame 3, and the sheave fin 4,
Reference numerals 4 'and 4 "penetrate a connecting pin 9 fixed to an outer adjusting connecting rod 8 into an engaging hole 7 formed at a lower portion, and pass through an adjusting long hole 10 formed in the swing frame 3. This is a rocking and sorting device for a threshing machine configured by inserting and connecting.

[0006]

Since the present invention is constructed as described above, the unique assembly structure and the elasticity, which is the characteristic of the resin material, act synergistically, and the assembly work at the time of manufacture becomes extremely easy. It has a feature that the manufacturing cost can be significantly reduced.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be specifically described below with reference to the drawings. First, as shown in FIG. 7, the combine has a threshing machine 13 mounted on a traveling vehicle body 12 having a crawler 11, and a cutting pre-processing device 16 including a cutting device 14 and a grain culm conveying device 15 in front of the threshing machine. Is provided to enable mowing and threshing work.

As shown in FIGS. 4 to 6, the threshing machine 13 has a handling chamber 18 in which a handling cylinder 17 is mounted on an inner shaft, and a swinging chamber 18 swingably mounted below the handling chamber 18. Sorting device 2
In the lower part, in order from the upper side in the sorting direction, Karino 19, the first transfer spiral 20, and the second transfer spiral 2
1 constitutes a sorting room 1 in which the sorting room 1 is disposed. Incidentally, reference numeral 22 denotes a suction duster.

Next, the above-described swing sorting apparatus 2 is shown in FIG.
As shown in FIGS. 3 and 3 and FIGS. 8 and 9, the transfer frame 23, the chaff sheave 24, the sorting screen 25 on the lower side, -It is arranged in the order of the rack 26 and integrally molded, or molded and attached by retrofitting. The swing sorting device 2 is provided so as to swing freely in the sorting room 1 and performs a sorting operation of the sorting object that has leaked due to a synergistic action with the sorting wind generated by the Karino 19. It is configured as follows.

The chive sheave 24 is formed by shaping resin sheave fins 4, 4 ′ and 4 ″ sideways from a front side made of resin into a swing frame 3 integrated on both sides, and between the fins. In this case, a plurality of sheave fins 4, 4 ′, 4 ″ are attached while being arranged while keeping the selection interval A.
Are formed with locking projections 5 formed on the upper and outer sides on both sides and engaging holes 7 provided on the lower part. As shown in the exploded view of FIG. 1, only the sheave fin 4 located at the frontmost portion has an engagement hole 7a formed at an upper portion on one side. .

The sheave fin 4 positioned at the forefront inserts the other locking projection 5 into the fitting hole 6 of the swing frame 3 and fits into the upper engaging hole 7a on one side. Is configured to be attached by screws 28 from the outer opening adjustment lever 27 through the fitting hole 6 of the swing frame 3. The other sieve fins 4, 4 ′, 4 ″, as shown in the exploded view of FIG.
The locking projections 5 on both upper sides are inserted and fitted into the corresponding fitting holes 6 of the swing frames 3 on both sides so as to be a rotation fulcrum P.

The adjusting connecting rod 8 has its front end fastened together with the intermediate bent portion of the opening adjusting lever 27 located outside by a screw 29, and furthermore, the screw 29 is connected to the swing frame 3.
And is screwed into the engaging hole 7 of the sheave fin 4 located at the forefront. The connecting rods 9 provided at predetermined intervals in the middle portion of the adjusting connecting rod 8 are passed through adjusting long holes 10 formed in the swing frame 3 so that each of the sheave fins 4, 4 ′,
It is configured so as to be inserted through and connected to a 4 ″ engagement hole 7.

The rear connecting sheave fin 4 of the adjusting connecting rod 8 is attached by screwing instead of the connecting pin 9, although not shown. The sheave fin 4 located at the forefront has a configuration in which an engaging hole 7a is formed in the upper portion on one side and connected in the description of the above embodiment, but as shown in FIG. The stop projection 5 may be provided and connected to the adjusting connecting rod 8 and the opening degree adjusting lever 27.

When the sheave fins 4, 4 ′, 4 ″ are configured as described above, when the front opening adjustment lever 27 is rotationally adjusted along the adjustment guide 30, the adjustment connecting rod 8 is integrated. Is moved and adjusted so that the upper part (locking projection 5) is
The lower part is adjusted along the adjusting long hole 10. Thus, each sheave fin 4,
4 ′, 4 ″ can adjust the sorting interval A formed between them.
A configuration in which a locking recess is continuously provided outside the swing frame 3 and the opening adjustment lever 27 can be adjusted and moved step by step to lock at a position where the selection interval A is set. And

The sheave fins 4, 4 ', 4 "
In the case of the embodiment shown in FIGS. 11 and 12, a fall prevention edge 31 is provided along the lower edge to prevent culm from being mixed, and a lateral rib 32 is provided on the back side of the upper portion. As described above, the sheave fins 4 and 4 'can be made stronger by providing the fall prevention edge 31 at the lower end edge and the horizontal rib 32 at the upper back side, even though they are resin materials. Then, when the sieve fins 4 and 4 'are narrowed in the sorting interval A in harvesting wheat, as shown in FIG.
It is possible to prevent a short culm in which the fall prevention edge 31 and the lateral rib 32 have come closer to each other and cut off, to prevent the culm from falling down, and to prevent the culm from entering into the grain.

The sheave fins 4 and 4 'correspond to FIG.
In the case of the embodiment shown in FIG. 12, a dust guide 33 is provided on the upper side, and acts to knead and sort the selected objects on the upper surface to drop the mixed kernels and to remove straw. Debris can be transported backward and discharged. And, in the case of the embodiment shown in FIG.
One or a plurality of the fins 4, 4 ′, and 4 ″ are arranged in a row. In such a configuration, the dust guide 33 is disposed in one of the upper handling chambers 18. Due to the wind generated by the handling drum 17 rotating in the direction, the sorting object which tends to be brought to one side on the swing shelf 3 can be received.
Is characterized in that the sorting of the objects to be sorted is prevented by the dust guide 33 and the swing sorting can be performed while being uniformly distributed on the shelf.

Further, the dust guide 33 in this embodiment moves together with the adjustment of the separation interval A of the sheave fins 4, 4 ′, 4 ″ and moves relative to the surrounding swing frame 3. Since it becomes higher when opened and becomes lower when closed, it is possible to properly prevent the sorting of the sorted objects falling upward. In order to attach to the rear part of the swing frame 3 made of resin, an attachment member 35 also serving as reinforcement is arranged outside the swing frame 3 and is fixed by sandwiching it in a sandwich shape and tightening screws. When the storage rack 26 is attached as in the example, the swing frame 3 made of resin is attached to the attachment member 3 which also serves as reinforcement.
5, the left and right sides are tightened in a connected state to form an integrated structure, so that the strength is further increased as a whole.

As shown in FIG. 8, the swing frame 3 made of resin is also provided with a metal plate 37 on the upper surface and a metal plate 37 on the lower surface at the mounting portion of the metal mounting portion 36 at the front. (Member) 38 in a sandwich shape and fastened with screws. Thus, the swing frame 3 is
Although there is no problem in strength, the front part and the rear part are reinforced by the reinforcing member, so that the strength is increased as a whole. Therefore, the swing frame 3 is reinforced by the backing plates 37 and 38 on both sides as described above,
It has also become possible to reduce the thickness.

Although the embodiment of the present invention has been described above, since the swing frame 3 and the sheave fins 4, 4 ′, 4 ″ are formed by using a resin as a raw material, their elasticity depends on the inherent characteristics of the resin material. Therefore, in the manufacture of the swing sorting device 2, the locking projections 5 of the sheave fins 4, 4 ', 4 "are inserted into the fitting holes 6 of the left and right swing frames 3.
The rocking frame 3 and the sheave fins 4
The work can be easily inserted and fitted by performing the work while slightly bending the 4 'and 4 ".

As described above, the swing sorting device 2 according to the present invention comprises:
The structure in which the sheave fins 4, 4 ′, 4 ″ are attached to the swing frame 3 is configured so that the locking projection 5 and the engaging hole 6 can be easily inserted and engaged as compared with conventional screw tightening. It has the feature that the man-hour for assembling the swing sorting device 2 is significantly reduced and the manufacturing cost can be greatly reduced.Embodiment 1 Next, the second reduction of the threshing machine which is the embodiment of the present invention described above. The apparatus will be described with reference to FIGS.
This will be described with reference to FIGS.

First, FIG. 4 to FIG.
As shown in the figure, a frying spiral 42 is formed in a frying cylinder 41 with an internal shaft mounted thereon, and the transport start end is located at the second transfer spiral 21 of the sorting chamber 1.
, The end of the transfer is communicated with the upper part of the handling room 18, and the second product is returned to the handling room 18. The discharge port 43 of the fryer 41 is provided with a discharge blade 44 to discharge the second product to the handling chamber 18.

The receiving net holding plate 45 is provided at the front lower side of the discharge port 43 of the fryer 41 so as to be inclined so as to be able to guide the second product down to the handling chamber 18, and the sorting screen is formed by the lower edge thereof. The upper end of 46 is fixedly held. Next, the discharge port guide 47 is provided between the discharge port 43 and the handling cylinder 17 as shown in FIGS.
The second product discharged in the rotation direction of the discharge blade 44 is received by the inner surface and dropped on the lower receiving mesh holding plate 45. The discharge port guide 47 has an outer surface formed in such a shape as to guide an unprocessed object carried around in the handling chamber 18 by the rotation of the handling cylinder 17 in the rotation direction of the handling cylinder 17.

The second reduction device according to the first embodiment described above does not discharge and reduce the second product discharged from the discharge port 43 of the second graining device 40 to the handling chamber 18 without suddenly returning the second product. While the inside of the handling room 18 is separated from the unprocessed material carried by the handling cylinder 17 by 47 and guided, it is first dropped downward, and then returned to the handling room 18. Further, the net holding plate 45 has a function of fixing and holding the upper part of the sorting net 46 of the handling room 18 and has a specific effect of reducing and guiding the second product.

Another Embodiment 2 Next, another embodiment 2 will be described with reference to FIGS. 17 to 20. A Glen rack 50 according to another embodiment 2 is formed by molding a resin material as shown in FIGS. It is configured to be attached as a retrofit member to an intermediate portion of the swing frame 3 that has been made.

First, as shown in FIGS. 19 and 20, a plurality of transfer racks 51 are formed on the upper surface of the Glen rack 50 by a resin material, and the rotation preventing projections 52 and the mounting holes 53 are formed on the side surfaces. , Respectively, and attached to the swing frame 3. In this case, the Glen rack 50 is configured to follow the transfer shelf 23, and the sorting object is transferred to the transfer shelf 2
3 and has a function of transferring to the chaff sheave 24.

As described above, the second embodiment has a feature that the mounting structure is simplified and the number of assembling steps is reduced as compared with the conventional structure.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an embodiment of the present invention.

FIG. 2 is a plan view of one embodiment of the present invention.

FIG. 3 is a side view of one embodiment of the present invention.

FIG. 4 is a front view of one embodiment of the present invention.

FIG. 5 is a side view of an embodiment of the present invention.

FIG. 6 is a plan view of an embodiment of the present invention.

FIG. 7 is a side view of one embodiment of the present invention.

FIG. 8 is a side view of one embodiment of the present invention.

FIG. 9 is a rear view of one embodiment of the present invention.

FIG. 10 is a plan view of an embodiment of the present invention.

FIG. 11 is a side view of one embodiment of the present invention.

FIG. 12 is a side view of one embodiment of the present invention.

FIG. 13 is a perspective view of an embodiment of the present invention.

FIG. 14 is another embodiment 1 of the present invention and is a front view of a main part.

FIG. 15 is another embodiment 1 of the present invention and is a side view of a main part.

FIG. 16 is another embodiment 1 of the present invention and is a front view of a main part.

FIG. 17 is a plan view of another embodiment 2 of the present invention.

FIG. 18 is a side view of another embodiment 2 of the present invention.

FIG. 19 is a side view of another embodiment 2 of the present invention.

FIG. 20 is a plan view of another embodiment 2 of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Sorting room 2 Oscillating sorter 3
Swing frame 4, 4 ', 4 "sheave fin 5 locking projection 6 engaging hole 7 engaging hole 8
Adjusting connecting rod 9 Connecting pin 10 Slot for adjustment A Sorting interval P Rotating fulcrum.

Claims (1)

[Claims] 1. A rocking sorter 2 that rockably supports a sorting chamber 1 and rocks and sorts grains and the like after threshing in a rocking frame 3 on both sides made of resin. The sheave fins 4, 4 ′, 4 ″ are arranged side by side while maintaining the sorting interval A, and the sheave fins 4, 4 ′, 4 ″ are provided with locking projections 5 provided on the upper outer side. The rotation fulcrum P is formed by being inserted and fitted into the fitting hole 6 of the swing frame 3, and the sheave fin 4,
Reference numerals 4 'and 4 "penetrate a connecting pin 9 fixed to an outer adjusting connecting rod 8 into an engaging hole 7 formed at a lower portion, and pass through an adjusting long hole 10 formed in the swing frame 3. A rocking and sorting device for threshing machines constructed by inserting and connecting.