JP4039338B2 - General combine combine second reduction device - Google Patents

Description

  The present invention relates to a second reduction device for a general-purpose combiner, and belongs to the technical field of agricultural machinery.

A conventional general-purpose combine, for example, a combine described in Japanese Utility Model Publication No. 57-4928, is provided with a device for reducing the second product collected in the sorting chamber onto the conveyor without directly reducing it to the handling chamber. It has become. In such a conventional device, the second item is reduced from the sorting chamber onto the conveyor, mixed so as to be wrapped by the harvested cereal grains being conveyed toward the handling chamber, and supplied to the handling chamber. Although a processing action is performed, it has become a technique for the purpose of promoting the formation of a single grain while suppressing damage to the grain (see, for example, Patent Document 1).
Japanese Utility Model Publication No. 57-4928 (first to fifth pages, attached drawings)

  Since the conventionally known general purpose combine described above is configured to reduce all of the second item collected in the sorting room onto the conveyor, mix it so as to wrap it in the harvested cereal meal being conveyed, and supply it to the handling room, In the handling room, there is a problem that clogging may occur and accurate degreasing treatment cannot be performed. And the general purpose combine is an all-throw-in type that feeds all of the cereals harvested by the front reaper with a conveyor and supplies them to the handling room. When it supplies to either one of conveyors, when there is much quantity of 2nd thing, there exists a subject which a threshing processing capability falls and work efficiency worsens.

The present invention takes the following technical means in order to solve the above-described problems.
That is, the threshing chamber (3) of the vehicle body threshing apparatus mounted in (1) above (2), provided Jikuka the threshing drum (4) in the longitudinal direction, reaper the beginning of該扱cylinder (4) a conveyor (5) for supplying the culms, forward low position of the take-O - provided in communication with the gas of the (6) threshing chamber (3) supply port (7), the front of the feed opening (7) The second product supply device ( 8 ) is provided at a position above the conveyance end portion of the conveyor ( 5 ) , and the second product supply device ( 8 ) is arranged below the handling chamber ( 3 ). A second cerealing device ( 11 ) for cerealing the second thing from the second transfer spiral ( 10 ) of ( 9 ) is connected, and the second thing is connected to the handling chamber ( 3 ) and the conveyor ( 5 ) . a structure capable of reducing both, but to reduce the double-dip was usually the threshing chamber (3), the amount of double-dip product is AgeKoku by double dip AgeKoku device (11) is based on Exceeds the value, a double-dip reducing device of a general-purpose combine, characterized in that a configuration in which reduction also double-dip was the conveyor (5), configured to reduce dispersed to eliminate the conventional problems Thus, the clogging of the handling chamber 3 can be prevented and the degranulation process can be performed accurately.

Then , a reference amount of the second item to be supplied to the handling chamber 3 is set in advance, and when the reference amount is over, the second item is divided and returned to the conveyor 5 side to return to the handling chamber 3 . keeping the reference quantity reduction amount always, is capable of performing efficiently threshing work with prevented clogging of the threshing chamber 3.

The present invention has been made to solve the problems of the traditional device, cutting the threshing apparatus all culm-loading supplies all the threshing chamber 3 are transported by a conveyor 5 of culms, threshing chamber a double-dip product in the structure for reducing the 3, but likely to occur clogging of the threshing chamber 3, which no clogging was solved by supply adjustment of double-dip thereof, or Ru can provide clogging less threshing apparatus. And compared with the normal threshing apparatus which reduces a second thing to a handling room, or the threshing apparatus which reduces collectively on the conveyor mentioned as a well-known example, it is the second thing in prevention of the clogging of the threshing in the handling room 3 . utilizing, that have a unique effect of eliminating by dispersing reduction in both the threshing chamber 3 and the conveyor 5.

Then, the reference value provided to the amount of double-dip was reduced to handling chamber 3, Oh the preset reference value - bar - the minute of the double-dip was then reduced to the conveyor 5 side reduction of the threshing chamber 3 the advance to prevent the occurrence of excessive burden on the threshing drum 4 by limited to the reference amount, while there is provided a threshing device (threshing chamber) does not occur clogging, Ru can efficiently threshing operations.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
First, as shown in FIGS. 3 and 4, the general-purpose combiner 12 has the threshing device 2 mounted on the vehicle body 1 having the crawlers 13 and 13, and the cutting pretreatment device 14 can be moved up and down freely on the front side thereof. It is the structure connected to. Then, as shown in the drawing, the pre-cutting processing device 14 pivots the scooping reel 15 on the upper side of the front part, and provides the weed ridge 16 and the cutting device 17 on the lower side thereof. In the rear side, the scraper auger 6 and the conveyor 5 are connected in a continuous relationship. Reference numeral 19 denotes a second reaping device.

  In this way, the general purpose combine 12 is such that the cereals scraped by the scraping reel 15 on the upper side of the front part are cut by the lower cutting device 17 to reach the driving organ 6 before being cut. After being conveyed and collected on one side of the processing device 14 and supplied to the conveyor 5 on the rear side, it is conveyed to the upper threshing device 2 and supplied to the handling chamber 3 from the supply port 7.

  As shown in FIG. 1, the threshing apparatus 2 has a configuration in which a handling chamber 3 in which a handling cylinder 4 is mounted in the front-rear direction is on the upper side, and a sorting chamber 9 is disposed on the lower side. As shown in FIG. 1, the sorting chamber 9 is provided below the swing sorting shelf 20 in the order of the compressed air tang 21, the first transfer spiral 22, and the second transfer spiral 10 from the upper side in the sorting direction. In addition, a cutter 24 is mounted on the rear dust outlet 23.

As shown in FIGS. 3 and 4, the general-purpose combiner 12 includes a cabin 25, a grain tank 26, and an air-conveying grain discharging device 27.
Further, as shown in FIGS. 3 to 7, the scraping reel 15 according to the embodiment is a vertically adjustable free reel projecting forward from the machine frames 28 on both the left and right sides of the pre-cutting processing device 14. It is provided so as to be mounted on a shaft 29, and an adjustment hydraulic cylinder 30 is attached between the reel arm 29 and the machine frame 28 so that the height can be adjusted in the vertical direction. As shown in FIG. 5 to FIG. 7, the grain height detection sensor 31 is composed of a pair of left and right (transmitter, receiver) connected to the tip of the reel arm 29 and extending forward. In this configuration, ultrasonic waves are transmitted (received) between the two to detect the height of the cereals that pass between them. Then, a control means (not shown) outputs a control signal to the hydraulic mechanism side based on the detection information input from the grain height detection sensor 31 to control the switching of the valve. The height of the take-up reel 15 is controlled up and down by controlling expansion and contraction according to the length.

And the grain height detection sensor 31 of an Example is set as the structure which can be folded up and accommodated when not using it, as shown by the continuous line in FIG.
The take-up reel 15 is configured such that the up / down adjustment lever of the pre-cutting processing device 14 is provided with a reel up / down switch so that the up / down adjustment can be performed by a switch operation. In this case, the take-up reel 15 is provided with a reel up / down switch on the up / down adjustment lever, so that the up / down operation can be performed in association with the up / down adjustment operation of the pre-cutting processing device 14 at a time. Since both can be adjusted, it is possible to operate very efficiently and to improve work efficiency.

Next, the arrangement and transmission configuration of the two reaping devices 17 and 19 described above will be described.
First, the second reaping device 19 (hereinafter referred to as “second mower 19”), as shown in the embodiment of FIGS. 8 to 10, is a front reaping fixed to the machine frame of the pre-reaping processing device 14. It is set as the structure arrange | positioned with respect to the apparatus 17 toward the horizontal direction under the machine frame 5a of the said conveyor 5 so that adjustment of an up-and-down height can be performed with the 4-point link mechanism 32 parallel to a machine frame.

  The second mower 19 is an up / down adjustment motor that can adjust the cutting height up and down while maintaining a horizontal state by the parallel four-point link mechanism 32, and allows the front mowing device 17 to be adjusted up and down. Yes. As shown in FIG. 10, the second mower 19 includes two reaping devices 19 a and 19 b that are divided into right and left parts, and is driven by a left hydraulic motor 33. In this case, in the left and right mowing devices 19a and 19b constituting the second mower 19, the rotational power output from the hydraulic motor 33 is input to the left cutting blade drive mechanism 34a, and further below the conveyor 5. The right cutting blade drive mechanism 34b is configured to be transmitted through a transmission shaft 35 that is disposed with its side directed laterally. The left and right reaping devices 19a and 19b slide back and forth in the opposite directions in the plan view shown in FIGS. 8 and 10 to perform the reaping action, canceling the generated vibrations and reducing the vibrations. It is set as the structure which can plan.

  As described above, the second mower 19 according to the embodiment is arranged with the transmission shaft 35 in the lateral direction on the lower side of the machine frame 5a of the conveyor 5, so that the transmission mechanism is disposed below the conveyor 5 while avoiding the detour above the conveyor. It can be arranged linearly, and has a simple configuration in which the left and right cutting blade drive mechanisms 34a and 34b can be driven by the single hydraulic motor 33 to drive the left and right cutting devices 19a and 19b. There are special features. The second mower 19 generally requires a cutting width of 3 meters or more in a general-purpose combiner, so if it is made long and has one structure, various defects appear, but as in the embodiment, it is divided into two parts. By using the twin cutting blade, the bending is eliminated, and there is an effect that the sliding resistance is reduced and the consumption horsepower can be reduced as much as possible.

Next, the second reduction device relating to the gist of the present application will be specifically described.
First, as shown in a plan view in FIG. 2, the second product supply device 8 is in a rectangular shape at a position in front of the supply port 7 that is continuous with the front portion of the handling chamber 3 and above the conveyance terminal portion of the conveyor 5. The box body 36 is horizontally arranged. As shown in FIGS. 1 and 2, the box 36 is provided with a right-handed transfer spiral 37 pivoted inside, and the second product is cerealed from the second transfer spiral 10 of the sorting chamber 9. The upper part of the second cerealing device 11 is connected to the left end, and the second thing is cerealed and supplied to the left end of the transfer spiral 37.

  Then, the box body 36 of the second article supply device 8 is configured so that the second article transferred with the discharge blade 38 attached to the right end portion of the transfer spiral 37 is transferred to the handling chamber 3 as shown in FIG. It is set as the structure which can reduce | restore to both the said conveyors 5. That is, the box 36 opens both the rear side and the lower side, and the second object transferred by the transfer spiral 37 is moved downward from the rear chamber 3 by the discharge blade 38 that is driven to rotate. It is set as the structure which can be returned to the conveyor 5. In this case, as shown in FIGS. 1 and 2, the second item is configured so that it can be returned to both the start end portion of the handling chamber 3 and the end portion of the conveyor 5.

  The second article supply device 8 is provided with a lid that can be freely opened and closed at the opening (conveyor 5 side) below the box body 36, and normally the second article is closed only in the handling chamber 3. Although it is reducing, when the amount of the second thing that has been cerealed from the second cerealing device 11 increases to an extent that exceeds the reference amount, it is in the opening on the conveyor side using the automatic control mechanism The lid can be automatically opened and returned to the conveyor 5. In the case of the embodiment, when the second product is cerealed above the preset reference amount, the second product supply device 8 returns the increased amount to the conveyor 5 side, thereby the handling chamber 3 side. The increase in the processing amount of the second item is regulated.

  Further, in this case, the second item may be configured to detect the degree of mixing of the grains and reduce to the conveyor 5 side when the amount of the grains exceeds the reference value compared to the sawdust etc. In short, the second reduction apparatus according to the embodiment may be a measure that distributes the second treatment amount in the handling chamber 3 without burdening the treatment chamber 3 at a time from the processing capability of the handling cylinder 4.

  As shown in FIG. 11, the handling chamber 3 is provided with a non-porous crushing plate 41 attached on the leakage net 40 in a portion near the dust outlet 23 to prevent leakage of cereals. . In the case of the embodiment, the non-porous crushing plate 41 is disposed at the rear part of the handling chamber 3 so as to close about one third of the entire length of the handling chamber 3 at the position above the second transfer spiral 10 at the rear part of the handling chamber 3. It is set as the structure and the structure which stops the leakage of the second thing is set.

  If comprised in this way, the leakage thing of the rear part of the handling chamber 3 will not leak into the sorting chamber 9 from the leakage net 40, and will move backward while being carried around by the handling cylinder 4, and further shed particles. After being processed, the dust is discharged into the dust outlet 23 on the rear sorting chamber 9 side, cut by the cutter 24, and discharged outside the apparatus. Therefore, the second item is reduced, and the second reduction device and the handling chamber 3 can be prevented from being clogged in advance.

  Next, as shown in FIG. 11, the swing sorting shelf 20 is attached with chaff sheaves 42 at the upper position of the first transfer spiral 22 and the upper position of the second transfer spiral 10, respectively. In the embodiment, the screen plate 43 is provided on the upper side of the chaff sheave 42 to limit the amount of leakage. It is said.

  As described above, the handling chamber 3 according to the embodiment is non-perforated on the upper surface of the leakage net 40 at about one third of the total length of the handling chamber 3 in the portion near the dust outlet 23 at the rear of the threshing device 2. The crushing plate 41 is provided to restrict the leakage, thereby preventing the second transfer spiral 10 from leaking the threshing product and preventing the second reduction device from being clogged.

  As described above, the swing sorting shelf 20 is provided with the cutout plate 43 on the upper side of the chaff sheave 42 to greatly limit the amount of processed material falling on the chaff sheave 42, so I try to eliminate clogging.

  As described above, according to the embodiment of the present invention, the whole thing is transferred to the handling chamber 3 by transporting the whole of the harvested cereal meal by the conveyor 5 and the second thing is handled in the handling chamber 3. In the case of the configuration of reducing to the above, the handling chamber 3 is likely to be clogged, but this is solved by adjusting the supply of the second thing, so that the threshing apparatus 2 with no clogging or little clogging is obtained. And the invention which concerns on this plan WHEREIN: In the normal threshing apparatus which returns the 2nd thing to the handling chamber 3, in order to prevent clogging of the threshing in the handling room 3, the 2nd thing is disperse | distributed to both the conveyors 5. By reducing, an overload state that temporarily occurs in the handling cylinder 4 in the handling chamber 3 is avoided, and the efficiency and the accuracy of grain removal are stabilized.

  In the invention according to the embodiment, in the handling chamber 3, the reduction of the second product is reduced to the start end portion and to the conveyor 5 to the end portion thereof. And the processing capability of the barrel 4 can be improved.

  In the invention according to the embodiment, a reference value is set for the amount of the second product to be returned to the handling chamber 3, and the second product that is over the preset reference value is returned to the conveyor 5 side. By limiting the amount of reduction to 3 to the reference amount, an excessive burden on the handling room 3 can be prevented in advance, a threshing device (handling room) that does not clog can be provided, and the threshing efficiency can be improved. It became.

Next, another embodiment 1 will be described based on FIG. 12 and FIG.
In another embodiment, as shown in the drawing, a general-purpose mowing part 52 is connected to the front part of a bellor 51 mounted on a vehicle body 50. It is an object of the present invention to provide a device that can easily form a lump of stalks that has been supplied.

  First, the bellows 51 is a conventionally known device, and is configured to form a lump with an endless belt 54 that rotates along the inner peripheral surface of a stem that is supplied from a lower supply port 53. It is mounted on. The general-purpose mowing unit 52 is configured by providing a weed culm 55, a stalk erecting device 56, a disk cutter 57, a wide mowing device 58, a take-off ager 59, and a conveyor 60 from the front side. The structure is connected to the front portion of the beller 51.

  And the stalk raising apparatus 56 is the same as the structure conventionally used for the self-removing combine, and is constructed by raising the lug 56a at predetermined intervals in the chain. It is composed of 5 cuts. The disc cutter 57 is located above the wide-cutting device 58, and a pair of left and right cutters 57b are attached to a cutter shaft 57a inclined in the same direction in the same direction as the stem raising device 56. It is set as the structure which faced the pedicle passage as a set. The subsequent scraping auger 59 and the conveyor 60 have the same structure as that of a conventionally known general-purpose combiner. It is set as the structure supplied to LA 51.

  As described above, another embodiment 1 is characterized in that it is configured such that the stalk raising device 56 is provided in place of the conventional reeling section of the general-purpose type mowing unit 52, and the field is overlaid. The stem can be raised and acted while being lifted up so as to be securely locked by the lug 56a and extended upward. Therefore, the general-purpose cutting unit 52 according to the first embodiment has a feature that adaptability to a long stem is significantly improved as compared with the conventional type.

  In the first embodiment, the disc cutter 57 is provided at the rear position of the stem 56 raising device 56 so that the stem is cut short and fed backward. When formed, the density of the lump is increased, and there is an effect that a large amount of stems can be made into one lump.

It is an Example of this invention, Comprising: It is a sectional side view of a threshing apparatus. It is an Example of this invention, Comprising: It is a top view of the principal part. It is an Example of this invention, Comprising: It is a left view of a combine. It is an Example of this invention, Comprising: It is a right view of a combine. It is an Example of this invention, Comprising: It is a perspective view of a pick-up reel. It is an Example of this invention, Comprising: It is a side view of a combine. It is an Example of this invention, Comprising: It is a side view which shows a one part effect | action. It is an Example of this invention, Comprising: It is a top view of the cutting pre-processing apparatus. It is an Example of this invention, Comprising: It is a side view of a cutting pre-processing apparatus. It is an Example of this invention, Comprising: It is a top view of 2nd more. It is an Example of this invention, Comprising: It is a sectional side view of a threshing apparatus. It is another Example 1 of this invention, Comprising: It is a top view. It is another Example 1 of this invention, Comprising: It is a side view which shows a part of internal structure.

Explanation of symbols

1 body
2 Threshing device
3 Handling room 4 Handling cylinder
5 Conveyor 6 Take-in auger
7 Supply port 8 Second supply device
9 Sorting room 10 Second transfer spiral
11 Second cerealing device

Claims (1)

The threshing chamber (3) of the vehicle body threshing apparatus mounted in (1) above (2), provided Jikuka the threshing drum (4) in the longitudinal direction, culms reaper the beginning of該扱cylinder (4) a conveyor (5) for supplying, front lower position of the take-O - provided in communication with the gas from said (6) threshing chamber (3) supply port (7), in front of the feed opening (7) A second product supply device ( 8 ) is provided at a position above the conveyance end portion of the conveyor ( 5 ) , and the second product supply device ( 8 ) is arranged in a sorting chamber ( 9 ) disposed below the handling chamber ( 3 ). ) Is connected to a second cerealing device ( 11 ) for cerealing the second thing from the second transfer spiral ( 10 ), and the second thing is connected to both the handling chamber ( 3 ) and the conveyor ( 5 ). and reducible structure, but to reduce the double-dip was usually the threshing chamber (3), the reference value is the amount of double-dip product is AgeKoku by double dip AgeKoku device (11) Obtain the, double-dip reduction apparatus of a general-purpose combine, characterized in that a configuration in which reduction also double-dip was the conveyor (5).

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