JP4548203B2 - Combine - Google Patents

Description

  This invention is a general purpose combine stalk harvester that cuts off the neck of the stalk while holding the top scab by pushing the stalk forward from the stock when cutting the flower bud blooming at the top of a long stalk like a sunflower. Regarding the method.

  2. Description of the Related Art Conventionally, a two-stage harvesting combine that harvests the head at a high position at the top and the stock side at a low position behind it is disclosed, for example, in Japanese Patent Laid-Open No. 2-195817 shown as a patent document. In addition, the upper part of the stalks cut by the first cutting blade at the front part is supplied to the threshing device by the elevator together with the head part and threshed and sorted, and the second cutting is rearward and lower than the first cutting blade. The middle part of the pedicles cut with the blade is left in the field at the cut position.

In the conventional configuration, the second cutting blade is provided close to the rear side of the table.
Japanese Patent Laid-Open No. 2-195817

  This type of general-purpose combine that harvests sunflowers is a form in which, when harvesting the flower buds in the upper part, the stem buds connected to the flower buds are cut together and supplied to the threshing device. She was threshing her cocoons with her groom. Therefore, the threshing apparatus has a problem that a lot of dusts other than the flower buds are generated, and work with poor threshing / sorting efficiency is performed.

In the conventional configuration, since the second cutting blade is provided close to the rear side of the table, the timing of the second cutting blade may be cut before the first cutting blade. Many cutting failures occurred.

  The invention of this application eliminates the above-mentioned conventional problems, and when cutting, only the florets are cut as much as possible, the cutting length of the stem buds is shortened and supplied to the threshing device, and the subsequent threshing and sorting operations are efficiently performed. It is intended to be performed.

The present invention, in order to solve the above problems, the invention of claim 1 Symbol placement is threshing device in the front Kuki稈supply port (10) on a chassis equipped with left and right crawlers (8) (3) ( 11), a conveyance terminal end of the transfer conveyor (12) is connected to the stem supply port (10), a table (7) is connected to the transfer start end of the transfer conveyor (12), and the table ( 7) A scraping auger (6) pivoted on a horizontal axis (21) is provided on the top, a cutting device (5) is provided on the front side of the table (7), and a pair of right and left weed guide rods (4, 4) Connect the rear to the front of the table (7), on the surface of the ground side of the table (7) (2a), inflated the portion that becomes the lower take-auger in a side view (6) in a convex shape on the lower side guide plate (24) attached, the Kuki稈advanced Therefore sunflower in the guide plate (24) of the chassis (3) While pushing towards, this guide plate (24) with pushed down the Kuki稈upper portion a pair of left and right partial grass guide rods (4,4) in a state in torus portions min grass guide rod sandwiched (4,4 ) and placed on the feed backward, characterized in that Ri cutting in device reaper from the lower stem稈首portion of torus portion (5), has a structure that to supply the clippings torus to take-auger (6) Is a combine .

Next, the invention of claim 2 Symbol placement, the table (7) and can be configured separately from the conveyor (12) side, when separated the table (7) from the transport conveyor (12) side, wherein guide plate (24) is Ru der those with co-standby emissions according to claim 1, characterized in that stand and the name Ru configuration table (7).

Next, the invention of claim 3 Symbol placement are stem稈株original cutting device driven by a motor (27) on the front side of the running mission device disposed (26) between the left and right crawlers (8) (25) mounting,該茎稈株based cutting device (25) is disposed in front of the front end portion of the right and left crawler as viewed from the side (8), the stem culm after Tsu cutting flowers stipules in cutting device (5) it is obtained by the claim 1 or claim 2 wherein the co Nbain characterized by being configured to reap a strain base stems稈株original cutting device (25).

According to the present invention 請 Motomeko 1 Symbol mounting, attaching Upon reaps sunflower are growing planted in rows in the field, the chassis ground side of the advancing Accordingly table (3) (7) (2a ) while the guide plate (24) by pushing the sunflower stalk culm forward, torus in a state sandwiched between the guide plate pushed down the stem稈上portion a pair of left and right partial grass guide rod (24) (4, 4) holding put the part on the minute grass guide rods (4,4), Ru can reap stem稈首portion in a stable state. Further, at this time, the stalk portion of the sunflower is trimmed in a state of being held in close contact with the guide plate (24) on the table (7) side, and can be trimmed accurately.

Furthermore, so as not do with it Kuki稈as possible clippings flowers stipules, by reap short rather neck, Ru can be no small burden threshing device (11).
According to the present invention 請 Motomeko 2 Symbol placement, the on top of the effect of the invention of claim 1, wherein, when the separating table (7) from the transport conveyor (12) side, the guide plate (24) by the table (7 ) Can be held upright.

According to the present invention 請 Motomeko 3 Symbol placement, motor on top of the effect of the invention described in claim 1 or claim 2, wherein, in front of the running mission device disposed between the left and right crawlers (8) (26) By attaching the stem-and-plant base cutting device (25) driven by (27) and disposing the stem-and-plant base cutting device (25) in front of the front ends of the left and right crawlers (8) in a side view. The stalk after cutting the floret with the reaping device (5) can be reaped from the stalk with the stalk / stump root cutting device (25). inconvenience that would harvests Kuki稈ahead arranged the cutting device (5) may turn hard to occur.

First, the invention of this application relates to a method for harvesting sunflowers by the pre-cutting processing device 2 of the general-purpose combine 1, and the lower side of the pre-cutting processing device 2, that is, the ground side (surface on the ground side) 2 a. The sunflower stalk is pushed forward in relation to the forward movement of the chassis 3 and the flower part of the upper part of the stalk is placed on the pair of right and left weed guides 4 and 4 and the lower stalk neck is cut off. This is a method of cutting with the device 5.

  When harvested in this way, the stem of the sunflower is properly cut in a stable state, and it is less likely to be harvested with a long stem attached to the groom. 6 can be supplied.

Embodiments of the present invention will be specifically described below with reference to the drawings.
First, as shown in FIG. 1, the general-purpose combine 1 for harvesting sunflowers is equipped with a threshing device 11 on a chassis 3 equipped with a crawler 8 with a stalk supply port 10 on the front side. The terminal part of the conveyor 12 is connected to this. As shown in the sectional view of FIG. 1, the threshing device 11 includes a handling chamber 15 in which a spiral handling cylinder 13 is pivoted in the front-rear direction and a sorting net (receiving net) 14 is stretched on the lower side. A swing sorting shelf 16 is provided on the lower side thereof, and further, on the lower side thereof, in order from the upper side of the sorting direction, the compressed wind tang 17, the first transfer spiral 18 and the second transfer spiral 19 are pivoted. And a sorting chamber 20 having a dust outlet opened below the rear part.

  Next, as shown in FIG. 1 and FIG. 2, the pre-cutting processing device 2 is provided with a table 7 connected to the transfer start end of the transfer conveyor 12, and placed horizontally on the table 7 on the horizontal shaft 21. It has the structure which has the stroking auger 6 mounted on the shaft. Then, as shown in the drawing, the pre-cutting processing device 2 is provided with a cutting device 5 on the front side of the table 7, and the scraping auger 6 transports the flower part of the upper part of the pedicles cut by the cutting device 5. In this case, the toner is supplied to the transfer start end of the transfer conveyor 12 while collecting.

In the drawing, reference numeral 22 denotes a take-up reel.
Next, as shown in FIG. 1 and FIG. 2, the weed guide rods 4, 4 are a pair of left and right, and are provided with rear portions attached to the table 7 in the vicinity of both sides of the cutting device 5, The arrangement is such that the floret part is sent back so that the stem part is placed on the upper side while guiding the stem part. In this case, the pair of left and right weed guide rods 4 and 4 act so as to guide and hold the sunflower buds so that a person can carefully handle the palms and fragile ones. Is configured to reap a portion corresponding to the neck of the stem.

  In addition, as shown in FIG. 5, when the cutting device 5 is provided with a saw blade-shaped fixed blade 5a instead of a reciprocating type cutting blade, the sharpness is improved, but the cost is low. There is an advantage that the vibration of the chassis 3 is greatly reduced.

  Next, as shown in FIG. 1, the stem and stalk base cutting device 25 is configured to be attached to the front side of the traveling mission device 26 at the intermediate portion of the crawler 8 arranged on the left and right and to be driven by the motor 27. Therefore, the stem-and-strain-source cutting device 25 is configured to be positioned in front of the front end portion of the crawler 8 in the side view of FIG.

  Then, as shown in FIG. 3, the pre-cutting processing device 2 uses the ground side 2a to push the long sunflower stalk just before cutting forward, and the ground side 2a and the lying angle of the sunflower stalk are determined. It is set as the structure which guides the stem with the inclination angle which becomes a substantially parallel state.

  As shown in FIG. 4, the pre-cutting processing device 2 compares the inclination of the upper surface side 2b of the table 7 with a virtual straight line A connecting the front cutting device 5 and the grounding front end of the crawler 8. With a large inclination angle.

  In this way, the pre-cutting processing device 2 matches the ground side 2a so as to be parallel to the inclination angle of the stalk as shown in FIG. 3, and the upper surface side 2b from the virtual straight line A as shown in FIG. In the former embodiment, the long stem of the sunflower is not pushed down to the front side, but is pushed down in close contact with the ground side 2a and damages the stem. There are few features.

In addition, this embodiment also has a feature that the cutting action can be properly performed because the long stem portion is held in close contact with the ground side 2a of the pre-cutting processing device 2 when the floret is cut.
The latter embodiment is characterized in that the florets cut by the reaping device 5 smoothly flow into the stirrer auger 6 side along the upper surface 2b having a large inclination angle without being stagnated. In the embodiment, the florets are appropriately handed over from the cutting position to the take-in auger 6 and taken in, and supplied to the conveyor 12.

  In the embodiment configured as described above and having a specific function, when the sunflowers that are planted and grown in rows in the field are harvested, the ground side 2a of the pre-treatment device 2 for cutting as the chassis 3 advances. While pushing down the long stalk of the sunflower forward using the, put the flower bud on the top of the stalk between the pair of right and left weed guides 4 and 4, and put it on the top so that people can put things on the palm It is characterized by the ability to reap the stem and neck in a stable state. And since the long stem of a sunflower is not pushed down to the front side forcefully, it is pushed down in the state closely_contact | adhered to the ground side 2a of the cutting pretreatment apparatus 2, The feature which hardly damages a stem is included. is there. In addition, in the embodiment, when the floret is trimmed, the trimming portion is trimmed in a state where the long stem bud portion is held in close contact with the ground side 2a, so that the trimming action can be appropriately performed.

  This embodiment also has a feature that is different from the conventional type in that it reduces the burden on the threshing device 11 by supplying only the florets by trimming the florets as short as possible without attaching stem buds as much as possible. .

  Next, in the embodiment shown in FIG. 6 and FIG. 7, the pre-cutting processing device 2 bulges a portion corresponding to the lower side of the stirrer auger 6 in the ground side 2 a of the table 7 downward. A raised convex guide plate 24 is attached to the lower position so that the long stem of the sunflower can be pushed forward.

  As described above, when the guide plate 24 is attached to the ground side 2a of the table 7, the front plate of the pre-cutting processing device 2 is of course provided with the function of bringing the long pedicles forward during the cutting operation. When separated from the conveyor 12 side, there is a practical effect that can be used instead of a stand as shown in FIG.

Next, in the case of the embodiment shown in FIG. 8, the stem and stem stock cutting device 25 is attached to the traveling mission device 26 and is located on the front side of the crawler 8.
In the conventional configuration, the second cutting blade is provided close to the table and immediately behind, and the cutting timing with the first cutting blade may be cut by the second cutting blade before the first cutting blade. Many cutting failures occurred with the first cutting blade.

  On the other hand, in the above-described embodiment, the stem and stalk base cutting device 25 can sufficiently cope with the long stem of the sunflower, and the inconvenience such as cutting the timing earlier than when the front reaping device 5 is reaped. There is an advantage that does not occur.

  Next, the embodiment of the second cutting blade 31 shown in FIG. 9 and FIG. 10 is configured as a chain saw type and extends laterally behind the table 7 to the right side of the chassis 3 as can be seen from the drawings. It extends so that it can be driven to rotate, and at the same time as the mowing action, the mowing stem is laterally conveyed and discharged to the side position of the chassis 3.

  The embodiment configured as described above has an advantage that the vibration at the time of cutting is reduced and can be properly cut, and at the same time, the stems after cutting can be discharged to the side of the chassis so that the subsequent collection work is easy. .

  Next, in the case of the embodiment shown in FIG. 11, the weed guide rods 4, 4 are gently bent into a fork shape and loaded with a flower basket on the upper part of the sunflower, as seen in a side view. It is configured in a shape that can be held while being moved backward as it advances. As described above, the weed guide rods 4 and 4 of the embodiment hold the sunflower floret so as to carry a fragile object on both palms of the person and carry the neck portion immediately below with the cutting device 5. Since it cut | disconnects, it became what can be cut off with sufficient sharpness. When the florets are separated from the stems, they are inherited on the table 7 and supplied to the driving auger 6 to be conveyed.

  Next, as shown in FIGS. 12 and 13, the reel 22 is attached with a plurality of tines 35 that perform a scraping action as an arrangement positioned above between the pair of left and right weed guide rods 4, 4. It is configured such that a scratching action acts on the flower buds of the sunflower that are guided and moved backward while being sandwiched between the left and right weed guide rods 4 and 4. In short, the general-purpose combine 1 for harvesting sunflower according to the embodiment is a single cut, and therefore, the reel tines 35 are arranged only above the cut row to perform a scraping action.

  In the embodiment configured as described above, the reel tines 35 that rotate as the reels 22 rotate act on the florets and scrape them on the table 7 side to assist the cutting operation, and further on the table 7 side. It works to send in. In this case, since the embodiment is a single cut, it is not necessary to provide the reel tine 35 to a range where no cutting is performed, and the reel tine 35 can be manufactured at a low cost.

Next, as shown in FIGS. 14 to 16, the reaping device 5 is configured to be able to adjust the cutting blade angle by rotating the front part up and down with the rear part as a fulcrum.
First, it is known that the cutting device 5 is most sharp when it comes in contact with a right angle with respect to the stalks of the sunflower that is to be cut, and can be properly cut.

  In the embodiment shown in FIG. 14, the cutting device 5 is configured such that the angle of the cutting blade can be adjusted by operating the handle 36. In the case of the embodiment shown in FIG. 15, the reaping device 5 is configured such that the angle can be changed and adjusted in conjunction with the up and down operation of the reaping pretreatment device 2. In this case, the reaping device 5 is configured to be connected to the cutting blade via an operating tool 38 and two lots 39 and 40 operated by the expansion and contraction operation of the hydraulic lifting device 37.

Then, as shown in FIG. 16, the reaping device 5 is configured to be connected to the electric motor 41 and to change the angle by driving the electric motor 41.
If comprised in this way, the cutting device 5 will act from the right-angled direction with respect to the stem stalk of the sunflower used as a cutting object, and can cut | disconnect sharply. Then, the cutting device 5 of the embodiment shown in FIG. 15 automatically adjusts the angle when it is raised to the cutting posture in conjunction with the lifting and lowering operation of the pre-cutting device 2. There are features that are not needed.

  In the case of the embodiment shown in FIG. 16, the pre-cutting processing device 2 is configured to change the angle of the cutting device 5 by driving the electric motor 41 when the set height is reached. The angle can be adjusted, and there is a feature that can be cut sharply.

Next, an embodiment in which the weed guide rods 4 and 4 of the pre-cutting processing device 2 are replaced with lug belts 45 and 45 as shown in FIGS. 17 and 18 will be described.
First, the lug belts 45 and 45 are configured substantially the same as the grain raising apparatus that has already been put to practical use. As shown in FIGS. It replaces and has the structure provided by arrange | positioning from the upper direction of the cutting device 5 to the front side. In this case, the lug belts 45, 45 can be transmitted to the table 7 by providing a pair of left and right front end portions at a position lower than the reaping device 5 in a side view and extending the rear portion rearward from the reaping device 5. It is fixed.

  Then, as shown in FIG. 17, the guide rods 46, 46 are bent so as to send the florets attached to the rear portions of the lug belt cases 47, 47 to the left side (toward the start end portion of the transport conveyor 12). However, the structure is such that it is guided to the auger 6 side.

  The lug belts 45, 45 configured in this way convey the stems while raising the left and right lugs and send them to the harvesting side when holding the sunflowers, hold them at the time of harvesting, and assist in the harvesting action. Guide to the left by the lug and guide rods 46,46. Then, as shown in FIG. 17, the groom reaches the crank finger 48 rotating on the extension side of the leading ends of the guide rods 46 and 46, is inherited by the take-in auger 6, and is supplied to the rear conveyor 12. Is done.

  As described above, the lug belts 45 and 45 perform a function of raising the stems and carrying them in the front carrying process, and exhibiting the function of enhancing the cutting effect by holding the flower buds at the terminal part. It is. The lug belts 45, 45 have a feature that, at the conveyance end portion, the floret portion guided rearward on the left side by the guide rods 46, 46 can be sent by the lug, and can be accurately transferred to the auger 6.

Next, an example of the lowering operation of the take-in reel 22 will be described.
Normally, the take-up reel 22 is configured so that it can be moved up and down according to the height of the stalks (the length of the stalks) in the field and can be scraped according to the height. Since there are the weed guide rods 4 and 4 above the cutting device 5, it is necessary to keep the distance between them properly.

  When the take-up reel 22 is lowered too much, the general purpose combine 1 causes the rotating reel tine 35 to interfere with the weed guide rods 4 and 4. It is required to maintain the interval. Therefore, in the embodiment, a lower limit stop position is set on the take-up reel 22 and the stop can be automatically stopped at a position at an appropriate interval from the weed guide rods 4 and 4 in the lowering process.

  Accordingly, as shown in FIGS. 19 and 20, the take-up reel 22 of the embodiment is provided with a reel lifting / lowering switch 51 for extending and retracting the upper and lower cylinders 50 in the grip portion of the operating lever 52, and the lifting / lowering adjustment can be performed by operating this switch. It is configured as possible. The upper and lower cylinders 50 are provided with limit switches at the lower limit position and the upper limit position to set the upper and lower automatic stop positions.

  When the reeling up / down switch 51 shown in FIG. 20 is pushed down and the lowering cylinder 51 reaches the lower limit switch when the reeling up / down switch 51 shown in FIG. 4 can maintain an appropriate vertical distance.

  Therefore, the scraping reel 22 of the embodiment can always keep an appropriate distance between the weed guide rods 4 and 4, so that it can perform an appropriate scraping action on the flower bud portion of the sunflower and greatly reduce the head loss. It has an excellent effect that can be reduced.

Side view showing the inside of a general-purpose combine Plan view of pre-harvesting equipment Side view of a general-purpose combiner with a part broken away Side view of a general-purpose combiner with a part broken away Plan view of pre-harvesting equipment Side view of a general-purpose combiner with a part broken away Side view of the front part of the pre-cutting device Plan view of pre-harvesting equipment Top view of general purpose combine Side view of a general-purpose combiner with a part broken away Side view of a general-purpose combiner with a part broken away Front view of general purpose combine Side view of a general-purpose combiner with a part broken away Side view of a general-purpose combiner with a part broken away Side view of a general purpose combine harvesting mechanism Side view of general-purpose combiner Plan view of pre-harvesting equipment Side view of a general-purpose combiner with a part broken away Side view of a general-purpose combiner with a part broken away Slope view of control lever

2a Ground side (surface on the ground side)
3 Chassis 4 Weeding guide 5 Cutting device 6 Take-in auger 7 Table 8 Crawler
10 stem supply port
11 Threshing device
12 conveyor
21 horizontal axis
24 guide plate
25 Stem-and-plant cutting machine
27 motors

Claims (3)

A threshing device (11) is mounted on a chassis (3) equipped with left and right crawlers (8) with the stalk supply port (10) in front, and the stalk supply port (10) has a conveyor conveyor (12) Connect the transfer end, connect the table (7) to the transfer start end of the transfer conveyor (12), and provide the stirrer auger (6) pivoted on the horizontal axis (21) on the table (7) The cutting device (5) is provided on the front side of the table (7), the rear part of the pair of left and right weed guide rods (4, 4) is attached to the front part of the table (7) , and the ground side of the table (7) is the surface (2a), the guide plate inflated convex portions serving as lower take-auger in a side view (6) on the lower side (24) attached, the forward movement of the chassis (3) Therefore the guide plate (24 while pushing the Kuki稈sunflower forward in), it was pushed down by this guide plate (24) Kuki稈The torus portion while sandwiching the upper portion in the pair of left and right partial grass guide rods (4,4) are placed on partial grass guide rods (4,4) feeding to the rear, from the bottom of the stem稈首portion of the torus section Ri cutting with cutting device (5), Combine, characterized in that it has a structure for supplying the torus which reaped of this to take-auger (6). The table (7) is configured to be separable from the transport conveyor (12) side, and when the table (7) is separated from the transport conveyor (12) side, the guide plate (24) is a stand for the table (7). co Mumbai emissions according to claim 1, characterized in that a preparative ing configuration. A stalk-and-plant base cutting device (25) driven by a motor (27) is attached to the front side of the traveling mission device (26) disposed between the left and right crawlers (8). ) Is arranged in front of the front ends of the left and right crawlers (8) in a side view, and the stems after cutting the florets with the reaping device (5) are reaped from the stalks with the stalk and culm cutting device (25). co Mumbai emissions of claim 1 or claim 2, wherein the configuration and the.

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