JP2006262819A - Combine harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a combine harvester capable of smoothly joining grain culms reaped by a reaping machine and transferred in one of lines and grain culms transferred in the other of the lines at a joining point, and further capable of smoothly transferring the grain culms to a rear upper space, and enabling an overall length of the reaping machine to be short. <P>SOLUTION: This combine harvester is structured so that a right lower root-transferring device 10b which receives and transfers root parts of the grain culms, a right upper root-transferring device 10a which is freely rotatable upward and downward by being integrated therewith, and a triangular ear-transferring device 12 which transfers ear parts are mounted on a rear right side of two or more raking devices 9a which rake in one of the lines of the grain culms and the other of the lines, and further a left root-transferring device 11 which transfers the root parts of the grain culms and a supplying and transferring device 14 which is freely rotatable upward and downward and transfers the ear parts are mounted on a rear left side of two or more of the raking devices 9a. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  One row (right side) row of grains that have been scraped and trimmed by each of the scraping devices includes a lower right root transfer device, an upper right root transfer device that can be turned up and down integrally, and a tip transfer device. Is transferred to the rear upper part. In addition, the grains on the other side (left side) are taken over by the left root transfer device and the supply and transfer device that can rotate up and down and transferred to the junction, and the one side row and the other side row Are transferred to the rear upper part by an upper right root transfer device and a tip transfer device that are integrally rotatable up and down, and can be used as a combine.

  The harvesting operation of napped cereals with a combine is performed at the front part of the traveling chassis of this combine, and the cereals are caused by a plurality of pulling devices provided at the front part of the reaper that cuts and transports the cereal. Then, it is harvested while being scavenged by each of the plural scoring devices provided, and the harvested cereal meal is transferred to the rear upper part.

As described in JP-A-9-168325, the cereals harvested as described above are supplementary takeovers provided at predetermined intervals from each of the scraping devices 10 to the auxiliary lug conveying chain of the auxiliary lug type tip conveying device provided at the lower right side. It is transported by a transport lug and provided on the left and right sides. It is handed over by the nail part of the drive scraper of the right-hand tip transfer device and the nail part of the left-hand passive scraper, and is taken into the lug transfer chain of the tip transfer device at a predetermined interval. The tip of the corn straw is handed over by the take-up transfer lug installed in step 1. In addition, the stock side of the corn straw is handed over by the take-over transport chain of the stock take-over transport device. And threshing.
JP-A-9-168325

  The cereal mash that has been transferred by the reaper and that is transported on one side of the row and the cereal that is transported on the other side of the row are not smoothly joined at the junction. It may not be transferred to the confluence, and it may become clogged at this junction, or it may not be smoothly transferred from each scraping device to the tip transfer device and passive scraper. Furthermore, although the total length of the reaper in the front-rear direction is long and the operability of the combine may be poor, the present invention is intended to solve these problems.

  Therefore, according to the present invention, in the invention according to claim 1, the reaper (4) for cutting and transferring the cereals at the front part of the traveling chassis (2) to the rear upper part causes a plurality of cereals to be raised. A pulling device (6), a plurality of scoring devices (9a) for scrambling the row on one side and the row on the other side of the culm, and on the rear right side of the scoring device (9a) A right lower root transfer device (10b) that takes over and transfers the root side of the head, a right upper root transfer device (10a) that is integrally rotatable, and a triangular tip transfer device (12) that transfers the tip side. The left root transfer device (11) for taking over and transferring the root side of the cereal and a supply transfer device (14) for transferring the tip side that can be pivoted up and down are provided on the rear left side of the scraping device (9a). It is a combine characterized by that.

  The harvesting operation of the napped grain mash with the combine is provided at the front part of the traveling chassis (2) of the combine, and a plurality of pulling devices (4) are provided on the front side of the reaper (4) for harvesting and transferring the grain mash. In 6), the grain culm is raised while being raked by a plurality of each of the scoring devices (9a), and the right side row of the culm is harvested by the tip transfer device (12) and the supply transfer device. (14) It is taken over and transferred to the rear upper part by, for example.

  For example, when the reaper (4) is configured to shave four rows and transfer them to the upper rear side, the reaped cereal rice cake in which the two rows on one side (right side) are reaped is located behind the rake device (9a). The lower right root transfer device (10b) provided at the upper right side of the head, the substantially triangular tip transfer device (12) that is integrally rotatable up and down, and the upper right root transfer device (10a) are taken over, The harvested cereal mash that has been transferred to the upper rear and the two rows on the other side (the left side) have been cut off, and the left root transfer device (11) provided on the upper left side of the scraping device (9a) The harvested cereals that have been taken over by the movable supply and transfer device (14), transferred to the rear upper part, and transported on both the left and right sides at the junction are merged. With the transfer device (10a) and the tip transfer device (12), It is transferred to the square top.

  In invention of Claim 2, the full width (L1) between the right-and-left both sides of planar view of the several weed bodies (5b) which isolate | separate a grain shed with the predetermined space | interval to the front-end part of the said reaper (4) in the left-right direction. And the full width (L3) from the threshing machine (2a) front end part which threshs the side view grain straw to the rear end part of the body (1a) The total length (L4) from the front end of the machine body (1a) to the front end of the threshing machine (2a) is substantially the same. Further, the harvesting lower gear case (29) position (A) of the reaper (4) and the front seat position (B) of the cockpit (23) are provided at substantially the same position in a side view. Is.

  Full width (L1) between the left and right sides of a plurality of weed bodies (5b) that separate the cereals at a predetermined interval in the left-right direction at the front end of the reaper (4) that harvests the cereals to the upper rear part And the full width (L3) of the full width (L2) of an airframe (1a) is comprised substantially the same, and is the full length (L3) from the threshing machine (2a) front end part which threshs a side view grain mash to the rear end part of an airframe (1a) And the full length (L4) from the front-end part of a machine body (1a) to the front-end part of a threshing machine (2a) is the structure formed and provided substantially the same. Furthermore, the position (A) of the lower cutting gear case (29) provided at the lower part of the reaper (4), and the front end position (B) of the cockpit (23) where the driver is seated and operates Are formed at substantially the same position in side view.

  In the invention according to claim 3, the full width (L1) and the full width (L2) are substantially the same, and the full length (L3) and the full length (L4) are substantially the same, and the position The combine according to claim 1, wherein (A) and position (B) are provided at substantially the same position in side view.

  Threshing machine (2a) for making the total width (L1) between the weed bodies (5b) on both the left and right sides substantially the same as the full width (L2) of the body (1a) The total length (L3) from the front end of the machine body (1a) to the rear end of the machine body (1a) is substantially the same as the total length (L4) from the front end part of the machine body (1a) to the front end part of the threshing machine (2a). Further, the position (A) of the lower cutting gear case (29) at the lower part of the reaper (4) and the front end position (B) of the cockpit (23) on which the operator is riding and driving are omitted in side view. They are formed at the same position. The right harvested cereal meal is provided at the upper right side of the rear side of the rake device (9a), the lower right root transfer device (10b), and the substantially triangular tip transfer device (12) that is integrally rotatable up and down. Then, it is taken over by the upper right root transfer device (10a) and transferred to the rear upper part. The left harvested cereal culm is taken over by the left root transfer device (11) and the feed transfer device (14) that is rotated up and down. The harvested cereals that have been transferred to the left and right sides at the junction are merged, and the merged harvested cereals are further fed by the upper right root transfer device (10a) and the tip transfer device (12). It is transferred to the rear upper part, supplied to the threshing machine (2a), and threshed during the takeover transfer by this threshing machine (2a).

  In the invention described in claim 1, the cereal grains in which the two rows on one side (right side) are scraped and cut by each of the scraping devices (9 a) have conventionally been turned up and down from the respective scraping devices (9 a). It is transferred by the moving root transfer device and the tip transfer device and transferred to the rear upper part, and further, the upper part is transferred to the upper rear by the root transfer device provided in a fixed manner and the tip transfer device. However, according to the present invention, one side row (right side) cereal rice cake is transferred from each of the scraping devices (9a) to the lower right root transfer device (10b), and the triangular tip transfer that integrally rotates up and down. A device (12) and an upper right root transfer device (10a) are provided and transferred to the rear upper part. In addition, the other side row (left side) grains are transferred to the rear upper part by the left root transfer device (11) and the feed transfer device (14) rotating up and down from each scraping device (9a), The cereal mash that has been merged at the merging section and further merged is fixed at the upper part as a configuration that is further transferred to the rear upper part by the triangular tip transfer device (12) and the upper right root transfer device (10a). By eliminating the root transfer device and the tip transfer device, the overall length (L) of the reaper (4) can be shortened, and the overall length of the entire combine body can be shortened, improving operability. Can be achieved. Also, the forward visibility was improved. By using the intermediate transfer body as the supply transfer device (14), the configuration is simple and the cost can be reduced.

  In invention of Claim 2, the full width (L1) between the weed bodies (5b) of the right and left both ends of the front end of the reaper (4) and the full width (L2) of the body (1a) are: The length of the thresher (2a) from the front end of the threshing machine (2a) to the rear end of the body (1a) and the threshing machine (2a) from the front end of the body (1a) The total length (L4) to the front end is substantially the same. Further, the cutting lower gear case (29) position (A) of the reaping machine (4) and the front seat position (B) of the cockpit (23) are provided at substantially the same position when viewed from the side. The machine (4) was prevented from projecting forward, and the overall length (L4), which is the entire length of the reaper (4), was shortened to achieve compactness. In addition, visibility, handling, and storage were improved.

  In the invention according to claim 3, the full width (L1) and the full width (L2) are substantially the same, the full length (L3) and the full length (L4) are substantially the same, and the position (A) and position (B) are provided at substantially the same position when viewed from the side, and the configuration according to claim 1 further reduces the overall length of the reaper (4). Improved handling and storage. Moreover, the cost can be reduced by simplifying the intermediate transfer body.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
A traveling chassis 2 is provided on the upper side of the traveling device 3 of the combine 1, and a reaper 4 is provided at the front part of the traveling chassis 2 for cutting the napped grains, and on the upper side of the traveling chassis 2. The threshing machine 2a that receives the supply of the harvested cereal meal from the reaper 4 and threshs, and the grain storage tank 2b that receives and stores the threshed grain is placed on the side of the threshing machine 2a. This is the configuration. The front part of the reaper 4 has a configuration in which a plurality of weed bodies 5b for separating cereals to be harvested and a plurality of pulling devices 6 for separating and raising the cereals to be harvested are provided. The cereals caused by the pulling devices 6 are cut by the cutting blade device 5c while being raked by the rake devices 9a of the pestle scraping transfer device 9, and the chopped potatoes will be described in detail later. The root part of the cereal is the left / upper right / lower right root transfer device 11, 10 a, 10 b of the cereal scraping transfer device 9, and the tip part is the right tip transfer device 12 and the left supply transfer device 14. And the like, transferred to the rear upper part, taken over to the threshing machine 2a, sandwiched between the feed chain 2c of this threshing machine 2a and the clamping rod 2d, and threshed during the transfer in the threshing machine 2a, and the threshed grain Grains are supplied into the grain storage tank 2b and temporarily stored. The left, upper right and lower right root transfer devices 11, 10 a, 10 b, the tip transfer device 12, the supply transfer device 14, and the like of the reaper 4 will be mainly illustrated and described.

  The combine 1 will be described with reference to this combine 1 that cuts four rows of grains. Below the traveling chassis 2 of the combine 1, a traveling device 3 in which a pair of left and right traveling crawlers 3 a traveling on the soil surface is stretched as shown in FIGS. 2 and 3 is disposed. Is the structure which mounted the threshing machine 2a. The napped grain culm is reaped by the reaper 4 at the front part of the traveling chassis 2, and this reaped cereal is transferred to the rear upper part by the reaper 4, and is taken over by the feed chain 2 c of the threshing machine 2 a and the clamping trough 2 d. And threshing while being held and transferred. The threshed and selected grain is temporarily stored in a grain storage tank 2b disposed on the right side of the threshing machine 2a.

  As shown in FIG. 2 and FIG. 3, a narrow guide 5 a that separates the napped cereals from the front end position, each weed body 5 b, and the left and right inner wakes that raise the napped cereals The pulling device 6 composed of the devices 6a and 6b and the left and right external pulling devices 7a and 7b, and the respective scraping devices 9a of the culm scraping and transporting device 9 for scraping the pulverized culm. The right side of the cutting blade device 5c for cutting the harvested cereal and the right side of the culm scraping and transferring device 9 for holding and transferring the harvested cereal to the feed chain 2c of the threshing machine 2a and the clamping ridge 2d, The upper right / lower right root transfer devices 10a and 10b, the tip transfer device 12, and the left side are provided with a reaper 4 including a left root transfer device 11, a supply transfer device 14, and the like. The reaper 4 is configured to move up and down with respect to the soil surface by a telescopic cylinder 16 that is hydraulically driven. The detailed explanation of the parts related to the transfer of the cereal is described later.

  A support pipe rod 16b with a transmission mechanism 16f provided in the left-right direction is provided at the upper end portion of the support rod 16a having a transmission mechanism 16d inclined from the lower front portion to the rear upper portion of the reaper 4. The reaper 4 is supported by a support device 16c provided on the upper side surface of the traveling chassis 2 so as to be rotatable, and the reaper 4 is rotated up and down around the support pipe rod 16b by the operation of the telescopic cylinder 16. .

  In the culm transfer path formed by the culm scraping and transferring device 9 of the reaper 4, the presence or absence of supply of the cereal to the threshing machine 2a is performed by contacting the culm that is harvested and transferred. It is the structure which provided the grain candy sensor 4a to detect.

  As shown in FIGS. 1 and 3, the pulling device 6 is provided with left and right outer pulling devices 7a and 7b on both left and right outer portions, and left and right inner pulling devices 6a on both left and right sides of the central portion. , 6b. The left outer pulling device 7a and the left inner pulling device 6a are configured to cause two rows of grain straws to be raised on the left side. The right outer pulling device 7b and the right inner pulling device 6b cause the right two rows of grains to be raised.

  The left and right inner pulling devices 6a and 6b and the left and right outer pulling devices 7a and 7b have upper and lower sprockets 8b, The upper and lower sprockets 8b and 8c are provided with pivoting chains 8d that are raised at predetermined intervals and fitted with lugs 8e.

  The working range of each pulling lug 8e is the working range of one side portion from the substantially central portion of the lower end portion of the raising case 8a to the substantially central portion of the upper end portion, and each protruding portion from the pulling case 8a. It is the structure which raises a grain straw by the rotational drive of the raising lug 8e. The other side portion is rotationally driven in a retracted state in the pulling case 8 and has a non-working range configuration that does not raise the cereal.

  Each of the left and right outer pulling devices 7a and 7b, and the left and right inner pulling devices 6a and 6b, on the rear side thereof, is scraped with cereals in two rows on both the left and right sides as shown in FIG. 1 and FIG. This is a configuration in which the scraping device 9a is provided in a substantially V shape on both the left and right sides in plan view.

  Each of the scraping devices 9a stretches a scraping belt 9d provided with a scraping lug 9c at a predetermined interval on the lower side of the scraping case 9b. The take-up shaft 9e is supported by a take-up star wheel 9f.

It is the structure which scrapes the left side two rows of cereal grains with the left side scraping devices 9a, 9a. Moreover, it is the structure which scrapes the right side 2 row | line | column cereal rice cake with the right side picking apparatus 9a, 9a.
The upper right root transfer device 10a and the lower right root transfer chain, which span the upper right root transfer chain 10c as shown in FIG. 1, FIG. 2, and FIG. 10d and a lower right root transfer device 10b is provided, and the upper part on the right side has a predetermined triangular shape with a transfer side surface portion in a plan view in a substantially L shape. It is the structure which provided the tip transfer apparatus 12 which spanned the tip transfer chain 12b equipped with the tip lug 12c at intervals. In addition, the left base transfer device 11 is provided in the lower part on the left side, and the left base transfer chain 11a is provided. The upper part on the left side is provided below the supply case 14a provided on the driven shaft 15a. A supply transfer device 14 is provided in which a plurality of supply lugs 14c and a supply star wheel 14b are pivotally supported on a driven shaft 15a.

  The tip transfer device 12, the upper right root transfer device 10 a, and the supply transfer device 14 are configured to be integrally rotatable up and down. The supply depth (handling depth) of the cereal to be supplied to the threshing machine 2a by the culm length of the cereal is automatically rotated up and down integrally with these three parts, and the cereal supply to the threshing machine 2a This is a configuration that automatically adjusts the handling depth position.

  An upper sprocket 13d is pivotally provided on the tip upper shaft 13a provided at the upper transfer end portion of the tip case 12a formed in a substantially triangular shape of the tip transfer device 12, and provided at a substantially intermediate top. The tip intermediate shaft 13c is provided with an intermediate sprocket 13e and a driving star wheel 12d, and the tip lower shaft 13b provided at the lower transfer start end is provided with a lower sprocket 13f. It is a configuration.

  The upper, middle, and lower sprockets 13d, 13e, and 13f are configured such that a tip transfer chain 12b having a tip lug 12c mounted at a predetermined interval is spanned. Each tip lug 12c is a working side that transfers from the tip side of the cereal by projecting from the tip case 12a when the side surface transfer side surface portion is substantially L-shaped in two sides on the short side of the substantially triangular shape. It is a configuration. The opposite side is the non-acting side that does not transport the cereal.

  As shown in FIG. 4, a plurality of supply lugs 14c are rotatably provided on the upper side surface of the supply star wheel 14b that is pivotally supported by the driven shaft 15a of the supply transfer device 14, and the front side of the supply case 14a. It is the structure which protrudes by an inner side part, and acts and transfers with the supply star wheel 14b to a grain candy. The supply lug 14c is configured to be sequentially housed in the supply case 14a except for the front side and the inner side. The supply star wheel 14b is configured to mesh with the drive star wheel 12d of the tip transfer device 12 and to rotate.

  As shown in FIG. 4, the supply transfer device 14 is provided with a U-shaped support frame 15c at the tip of a support rod 15b provided on the tip transfer device 12, and a support rod 15d is provided on the support frame 15c. The supply case 14a is attached to the 15d, and the driven shaft 15a is attached to the front end of the receiving rod 15d. The support frame 15c is provided with a clamping rod 17a that can be clamped and moved by a spring (not shown) or the like, and a receiving plate 17b is fixedly provided at the rear end of the clamping rod 17a. The receiving plate 17b is configured to be equipped with a rear clamping hook 17c.

  As shown in FIG. 1 and FIG. 2, the right side of the rake device 9 a, 9 a is the culm cut by the cutting blade device 5 c while being raked by the two right side rake devices 9 a, 9 a. To the lower right root transfer device 10b, the tip transfer device 12 that can rotate up and down simultaneously, and the upper right root transfer device 10a. Further, the cereals harvested by the cutting blade device 5c while being scratched by the two left side scraping devices 9a, 9a are removed from the left side scraping devices 9a, 9a as shown in FIG. 1 and FIG. The left root transfer device 11 and the supply transfer device 14 are transferred to the joining portion (1), and the harvested cereal meals that are transferred on both the left and right sides at the joining portion (re) are joined together, and further, the upper right root transferring device 10a. And is transferred to the rear upper part by the tip transfer device 12, is supplied to the threshing machine 2a, is taken over by the threshing machine 2a, and is nip-transferred by the feed chain 2c and the nip 2d, in the threshing machine 2a It is the structure that is threshing.

  Conventionally, cereal grains that have been scraped and trimmed by a pair of scraping devices 9a and 9a provided on the left and right sides have conventionally been connected to a root transporting device that rotates up and down from the pair of scraping devices 9a and 9a, and a tip transporting device. Is transferred to the rear upper part, and further to the upper part by the root transfer device provided in a fixed manner and the tip transfer device, and further transferred to the rear upper part. The side (right) two rows of cereal grains are the right lower root transfer device 10b to the right lower root transfer device 10b, the triangular tip transfer device 12 that rotates up and down integrally, and the upper right root transfer device 10a. And transferred to the upper rear part. In addition, the two rows of cereals on the other side (left side) are transferred to the upper rear side by the left root transfer device 11 and the supply transfer device 14 from each of the left side scraping devices 9a, 9a, and are joined together (re). In the past, the cereal grains that were joined together and further joined together were transferred to the rear upper part by means of the triangular tip transfer device 12 and the upper right root transfer device 10a. By eliminating the root transfer device and the tip transfer device, the overall length of the reaper 4 can be shortened, the overall length of the combine 1 can be shortened, and the operability can be improved. Can be planned. In addition, forward visibility was improved. By using the intermediate transfer body as the supply transfer device 14, the configuration is simple and the cost can be reduced.

  The total width (L1) between the left and right ends of the plurality of weed bodies 5b provided at the front end portion of the reaper 4 and separating the cereal at a predetermined interval in the left-right direction, and the total width (L2) of the body (1a) ) Is a structure that is formed and provided substantially the same as shown in FIGS. 1 and 2, and as shown in FIG. 3, the total length (from the front end of the side-view threshing machine 2a to the rear end of the machine body 1a ( L3) and the total length (L4) from the front end part of the weeding body 5b of the body 1a to the front end part of the threshing machine 2a are the structures formed substantially the same. Further, the position (A) of the lower cutting gear case 29 supporting the pulling device 6 provided at the lower end of the reaper 4 and the front end position (B) of the cockpit 23 are located at substantially the same position in side view. This is a configuration provided.

  The total width (L1) between the weed bodies 5b, 5b at the left and right ends of the front end of the reaper 4 and the total width (L2) of the body 1a are substantially the same, and the front end of the side-view threshing machine 2a. The total length (L3) from the head to the rear end of the machine body 1a is substantially the same as the total length (L4) from the front end of the machine body 1a to the front end of the threshing machine 2a. The case 29 position (A) and the front end position (B) of the cockpit 23 are provided at substantially the same position when viewed from the side, thereby preventing the reaper 4 from protruding forward, The overall length was shortened to make the entire body 1a compact. In addition, visibility, handling (operability), and storage were improved.

  As shown in FIG. 2 and FIG. 3, the full width (L1) between the weed bodies 5b, 5b at the left and right ends and the full width (L2) of the machine body 1a are made substantially the same, and the side-view threshing machine 2a. The total length (L3) from the front end of the machine 1a to the rear end of the machine body 1a is substantially the same as the total length (L4) from the front end of the machine 1a to the front end of the threshing machine 2a. The position (A) of the cut lower gear case 29 and the front end position (B) of the cockpit 23 are provided at substantially the same position in side view. Furthermore, the reaper 4 transfers the right two rows of reaped cereals to the rear upper part. On the rear upper part of the right side scraping devices 9a, 9a, a right lower root transfer device 10b, an upper right root transfer device 10a that is integrally rotatable up and down, and a triangular tip transfer device 12 are provided, and a left side It is the structure which provided the left root transfer apparatus 11 and the supply transfer apparatus 14 which transfer the two rows of cutting cereal grains to the back upper part.

  The full width (L1) and the full width (L2) are substantially the same, the side view full length (L3) and the full length (L4) are formed to be substantially the same, and the position (A) The position (B) is a configuration provided at substantially the same position in side view. Further, the right two rows of harvested cereals are transferred to the upper part. On the rear upper part of the right side scraping devices 9a, 9a, a right lower root transfer device 10b, an upper right root transfer device 10a that is integrally rotatable up and down, and a triangular tip transfer device 12 are provided, and a left side By adopting a configuration in which the left root transfer device 11 for transferring the two rows of harvested cereal grains to the rear upper part and the supply transfer device 14 are provided, the overall length of the reaper 4 can be shortened, and visibility is improved. Improved handling and storage. Further, since the intermediate transfer body is the supply transfer device 14, the configuration can be simplified, and the cost can be reduced.

  On the grain transfer action side of the tip transfer device 12, the axis (b) of the tip upper shaft 13 a provided on the upper transfer end portion side, and the driven shaft of the supply transfer device 14 provided on the front side of the tip transfer device 12 The axial center (b) of 15a is a structure provided so as to be positioned on a substantially straight line in the front-rear direction as shown in FIG. Further, the left two rows of corn straw and the right two rows of corn straw are transferred to the upper rear and merged. The shape up to the merging point (d) position is a configuration formed in a substantially Y shape as shown in FIG. 4 in plan view.

  The axial center (b) position of the tip upper shaft 13a of the transfer terminal part for transferring the grain tip side of the head transfer device 12 and the axial center (b) position of the driven shaft 15a of the supply transfer device 14 are front and rear. By having a configuration that is located on a substantially straight line in the direction, turbulence of the cereals when merging at the junction (re) of the left side two rows of cereals and the right side two rows of cereals Can be prevented. Further, by preventing the crossing of the cereals, preventing clogging of the cereals, and reducing the transfer range of the supply lug 14c of the supply transfer device 14, a large amount of cereals can be transferred. Furthermore, it is the structure which is the structure which can prevent scattering of a grain by few fluctuation | variations of a tip.

  Tip transfer provided at predetermined intervals on the left and right inner pulling devices 6a and 6b on the left and right sides of the center of the pulling device 6 and the tip transfer chain 12b provided in the tip case 12a of the tip transfer device 12. The rotation trajectory of the lug 12c and the rotation trajectory of each transfer lug 14c provided in the supply case 14a of the supply transfer device 14 are provided with a predetermined interval or in a predetermined small size superposition state in plan view. This is a configuration provided. Moreover, as shown in FIG. 2, it is the structure transferred between the tip case 12a of the tip transfer apparatus 12, and the supply case 14a.

  The left and right inner pulling devices 6a and 6b on the left and right sides of the central portion, the rotation trajectory of each tip lug 12c, and the rotation trajectory of each transfer lug 14c of the supply transfer device 14 are provided with a predetermined interval, or By providing in a predetermined small size polymerization state in plan view, the tip side of the cereal can be reliably transferred by each of the tip lugs 12c and the transfer lugs 14c, thereby stabilizing the transfer. it can. In addition, adaptability to long and short bottles is improved. Further, the transmission case is covered by the tip case 12a and the supply case 14a, so that the structure is safe and the soundproofing effect is improved.

  As shown in FIGS. 1 and 4, a tip intermediate shaft 13c is pivotally supported at a substantially intermediate position in the up-and-down transfer direction of the tip transfer device 12. The tip intermediate shaft 13c includes a driving star wheel 12d, and In this configuration, the intermediate sprocket 13e and the like are pivotally supported. The tip transfer device 12 is provided with a tip case 12a having an approximately isosceles triangle shape in the vertical direction or the front-rear direction with the tip center axis (c) of the tip intermediate shaft 13c as an apex and having a substantially L-shaped transfer side surface in plan view. It is the formed structure. The shaft center (e) of the lower tip shaft 13b at the lower transfer start end is scraped into the right two rows of cereals on the right and left sides (right outer end and second from the right outer side). It is the structure provided in the vicinity of the scraping devices 9a and 9a.

  The tip transfer device 12 is formed into a substantially isosceles triangle shape in the vertical direction or the front-rear direction with the axis (c) of the tip intermediate shaft 13c at the substantially intermediate position in the vertical transfer direction of the tip transfer device 12 as the apex. By providing the shaft center (e) of the lower tip shaft 13b at the lower transfer start end portion in the vicinity of the right and left side scraping devices 9a, 9a, the mold of the tip case 12a Mold production is easy and the cost is reduced. In addition, it is easy to align the drive star wheel 12d of the tip transfer device 12 and the supply star wheel 14b of the supply transfer device 14 at the junction (re). It is possible to prevent a cross state from occurring at the junction (re) of the two rows on the left and right sides. It is the structure which the taking over of the cereals from each scraping device 9a, 9a becomes favorable at the transfer start end side.

  As shown in FIGS. 1 and 2, the support pipe rod 16 b provided at the upper end portion of the support rod 16 a is provided with a support metal 19 a and provided at the support metal 19 a and the transfer terminal end of the tip transfer device 12. A connection metal 19b is provided and connected to the tip metal 12e. With the connecting shaft 19c pivotally supported on the connecting metal 19b as the center of rotation, the lower side portion of the tip transfer device 12 on the side of the grain transfer portion is formed to be vertically rotatable. The center position of the connecting shaft 19c is configured to be located a predetermined distance above the center position of the support pipe rod 16b. As shown in FIG. 2, the support metal 19 a that supports the support pipe rod 16 b is configured to be positioned at a substantially central portion in the left-right direction of the body 1 a of the combine 1.

  With the connection shaft 19c pivotally supported on the connection metal 19b of the support metal 19a as the center of rotation, the tip transfer device 12 is configured to rotate and move upward when the harvested culm length is long. The clearance (H1) between the tip end portion of the tip lug 12c provided on the tip case 12a of the tip transfer device 12 and the rear side surfaces of the left and right inner pulling devices 6a and 6b by rotating upward is shown in FIG. As shown in FIG. Or, in the case of the standard saddle length, the gap (H2) is narrowed as shown in FIG.

  Thereby, at the time of harvesting the long straw, it is possible to expand the tip transfer space of the grain straw that transports the two rows on the right side, and it is possible to prevent clogging of the grain straw, the occurrence of cutting of the straw, and the like. In addition, deformation and breakage of the tip lug 12c can be prevented. Furthermore, by providing the support metal 19a at the center in the left-right direction of the body 1a, the left-right balance is improved.

  A substantially center position (f) of a meshing amount of a meshing star wheel 9f of the scratching device 9a on the left outer side and a meshing star wheel 9f of the second scratching device 9a from the left outer side; The center position (g) in the left-right direction of the driving sprocket 3b provided on the left side portion where the traveling crawler 3a of the traveling device 3 is rotationally driven is a structure provided at substantially the same position in the left-right direction as shown in FIG.

  As a result, the left and right center positions (g) of the driving sprocket 3b that rotationally drives the traveling crawler 3a on the left side and the meshing amounts of the meshing portions of the staring wheels 9f and 9f of the left two scoring devices 9a. By setting it as the structure provided in the substantially the same position in the left-right direction with the substantially center position (f), it can prevent that a sawdust, a stump, etc. are wound in the traveling crawler 3a. In addition, it is possible to prevent accumulation of dust and the like on the traveling mission case 25.

  The outer side surface of the dustproof outer cover 20 provided from the front side surface portion of the front side operation device 22 provided on the front side and the side side to the left side outer side surface portion of the left side outer operation device 22 is cut as shown in FIG. It is the structure provided in the vicinity part of the center (h) of the left-right direction of the machine 4, or substantially the same position.

Thereby, accumulation | aggregation of rice cake waste etc. is prevented by separating | separating the head transfer path | route of a grain basket, and each said operating device 22. FIG. Moreover, it is the structure which can prevent scattering of a grain and dust.
The lower right root transfer chain 10d of the lower right root transfer device 10b is connected to a sprocket 9j provided on the right outer scraping device 9a and a tension device 28 provided on the transfer end portion as shown in FIGS. It is a configuration that spans. On the transfer start end side of the lower right root transfer chain 10d, there are recesses (relief) on the right outer side and on the rear side of the engagement star wheels 9f, 9f of the second scratching devices 9a, 9a from the right side. Part) 10f. Even when a large amount of cereals is scraped, the lower right root transfer chain 10d has a configuration in which the cereals are released at the recess 10f to prevent clogging of the cereals being transferred. A chain rail 10e is configured to support the lower right base transfer chain 10d. The outer diameter (D2) of the second scratched star wheel 9f from the right side is smaller than the outer diameter (D1) of the right outer scratched starfoil 9f.

  As shown in FIG. 5, a sandwiching guide 21 is slidably moved by a sandwiching receiving device 21a on the working side of the right lower root transporting device 10b for transporting the cereals on the front side of the right lower root transporting chain 10d. is there. An auxiliary clamping guide 21b extending to the joining portion is provided at the transfer terminal portion of the clamping guide 21, and a rear clamping guide 21c is provided on the front side of the tension device 28.

  The stock side of the harvested cereal grains that have been scraped and cut in the right two rows are clamped between the lower right root transfer chain 10d and each of the clamping guides 21, 21b, 21c and transferred to the junction. This is a configuration.

  This prevents clogging of the cereals toward the transfer start end side of the lower right root transfer chain 10d of the lower right root transfer device 10b even when a large amount of the right double row of culms are scraped and taken over. can do. Moreover, it is the structure which can prevent a deformation | transformation and damage of components.

  The lower right root transfer chain 10d of the lower right root transfer device 10b is configured to be formed so as to be narrowed sequentially from the recess 10f on the transfer start end side toward the transfer end portion as shown in FIGS.

Thereby, the transfer capability improvement of a lot of grain straws and clogging prevention can be performed. It is the structure which can prevent the stock arrangement in a junction part, and the cross of a grain candy.
As shown in FIGS. 1 and 6, the rotational speeds of the lower right root transfer chain 10d of the lower right root transfer device 10b and the left root transfer device 11a and the left root transfer chain 11a are determined according to the transmission mechanism in the drive gear case 9h on the left and right sides. In this configuration, the number of teeth to be combined by each of the bevel gears 31b and 31c of 31a is changed. The rotation speed of the lower right root transfer chain 10d is set to a predetermined value high speed rotation from the left root transfer chain 11a.

  As a result, it is possible to correct the merging angle of each of the left and right two rows and speed up the distance (right side) to the entrance of the threshing machine 2a so that the merging angles coincide with each other. Can be prevented. In addition, spillage of cereals can be prevented. Furthermore, when merging with Shijo, it is possible to prevent clogging of cereals from occurring due to different rotational speeds. The distance to the junction (re) can be adjusted by increasing the speed.

  As shown in FIG. 1 and FIG. 5, the transfer terminal on the transfer action side for transferring the cereal of the lower right root transfer chain 10d of the lower right root transfer apparatus 10b is substantially perpendicular to the transfer action side. A chain line 10h portion is provided on the rear side of the lower right root transfer chain 10d.

  Thereby, the space inside the said lower right root transfer chain 10d can be taken large, and, for this reason, the omission of a grain hook, mud, etc. become favorable. In addition, it is possible to lengthen the takeover portion from the transfer end portion of the lower right root transfer chain 10d to the upper right root transfer chain 10c of the upper right root transfer device 10a, thereby reducing the shift of the cereal and spillage. it can.

  The tip position of the right end weed body 5a is the center position of the direction control lever 22a, which is provided in the operating device 22 and is operated when the traveling direction of the combine 1 is changed as shown in FIGS. The configuration is provided at substantially the same position (on a straight line) in the front-rear direction. Alternatively, the directional control lever 22a is provided on the right side from the line connecting the weed body 5a at the right end, the front and rear of the cockpit 23, and the left and right center positions.

  As a result, the visibility of the tip position of the weed body 5b at the right end is improved, so that the stock source can be easily identified. The mounting position of the reaper 4 can be limited. It becomes an indication of the size of the airframe 1a at the time of harvesting work, and it is easy to grasp the airframe dimensions. The handling property can be improved. There is no movement of work view.

On the center line of the center position of the cockpit 23 in the left-right direction, as shown in FIGS. 8 and 9, a part of the weed body 5b on the right end side is positioned and provided.
Thereby, when sitting on the cockpit 23, the weeding body 5b at the right end is positioned in the front, which improves workability. Moreover, this weed body 5b is a right end, and it is easy to grasp | ascertain the dimension of the body 1a.

  As shown in FIGS. 8 and 9, a manual oiling device 32 is provided on the back side of the right outer pulling device 7b, and a manual oiling lever 32a operated when starting and stopping the manual oiling device 32 is provided on the cockpit 23. It is the structure provided so that it may be located in the substantially front.

Accordingly, the manual lubrication lever 32a can be easily operated from the cockpit 23. In addition, the field of view is not disturbed during the harvesting operation.
Although details will be described later, a discharge tube 27b is attached to the tip of the discharge auger 27 for discharging the grains stored in the grain storage tank 2b to the outside of the machine as shown in FIG. When the discharge auger 27 and the discharge cylinder 27b are operated to the retracted state, the outer end of the discharge cylinder 27b is located inside the predetermined dimension (L5) from the outer end of the weed body 5b at the left end. It is a configuration.

  Thereby, it is possible to prevent the discharge cylinder 27b from coming into contact with the tip of the discharge auger 27 at the time of reverse cutting and when working on the outer wall of high concrete. In addition, the storage property can be improved. Further, the discharge cylinder 27b does not come into contact with the periphery during turning.

The front plate 33 on the front side of the operating device 22 is provided with a headlamp 33a as shown in FIG. 10, and the right end weeding body 5b is positioned on the front side of the headlamp 33a. is there.
Accordingly, the operability is improved by providing the right end portion of the weed body 5b in the front portion of the headlamp 33a. Moreover, the weight reduction and front-back balance of the reaper 4 are improved. Furthermore, the weeding performance is improved by illuminating the weeding body 5b most brightly during night work.

  From the transmission mechanism 16d of the support rod 16a, as shown in FIG. 6, the support rod 16a is provided at a substantially central portion in the left-right direction of the lower cutting gear case 29, and input to the transmission mechanism 29a of the lower cutting gear case 29. Each cutting body 5b, the left and right inner pulling devices 6a and 6b, the left and right outer pulling devices 7a and 7b, etc. of the cutting device 6 are provided at symmetrical positions of the lower cutting gear case 29, and rotated. It is the structure which provided the drive system which drives.

  Thereby, various parts were provided in the left-right symmetrical position of the support rod 16a, and the left and right weight balance was improved. The combination support 16a for harvesting the triple row can be used without increasing the strength, and the cost is reduced.

  As shown in FIG. 15, a lower cutting gear case 29 with a transmission mechanism 29a is provided at the lower end portion of the supporting rod 16a with the transmission mechanism 16d, and the lower cutting gear case 29 has both left and right sides from the supporting rod 16a. In this configuration, a cutting gear case 30 having a transmission mechanism 30a is provided at substantially the same position so as to protrude forward. At the front part of the cutting gear case 30, 30, the cutting blade devices 5c, 5c divided into left and right are provided so as to be reciprocally movable left and right through the support plates 30b, 30b.

  Thereby, both the transmission position and the operating position of the cutting blade devices 5c, 5c are provided from the support rod 16a to the left and right symmetrical positions, so that the vibration can be reduced. In addition, the left and right parts are the same, reducing costs.

  As shown in FIGS. 11 and 12, a substantially U-shaped upper cover 18 is provided on the rear side of the raising cases 8a and 8a of the left and right inner raising devices 6a and 6b. On the right side of the upper cover 18, a protruding portion 18 a that protrudes toward the right side and substantially coincides with the lower right root transfer chain 10 d is provided. This protruding portion 18a stabilizes and transfers the harvested cereal meal to be transferred to the junction (re).

  Thereby, the transfer angle of the tip is stabilized by combining the start end portion of the lower right root transfer chain 10d and the protruding portion 18a of the upper cover 18. Moreover, by making the area wide, the falling of the sawdust into the field was improved, and mixing into the pulling case 8a was prevented.

  The sandwiching guide 21 for the lower right root transfer chain 10d of the lower right root transfer device 10b is provided with a plurality of springs 21d that spring as shown in FIG. By the action of each spring 21d, the cereals whose right two rows have been cut are clamped and transferred by the clamping guide 21 and the lower right root transfer chain 10d. Further, the left clamping guide 34 for the left root transfer chain 11a of the left root transfer device 11 is elastic. For example, it is the structure produced with the piano wire etc. This is a configuration in which the cereal grains from which the left two rows are cut are nipped and transferred by the left root transfer chain 11a and the elastic left holding guide 34.

Thereby, weight reduction and cost reduction can be achieved. In addition, accumulation of swarf etc. can be prevented, and sandwiching and transporting of the cereal can be ensured.
As shown in FIG. 14, the support rod 16a for supporting the reaper 4 is provided on the left side from the center position between the traveling crawlers 3a, 3a on the left and right sides of the traveling device 3, and on the left side from the mission case 25. It is the structure provided in the position.

  As a result, the support rod 16a can be arranged in a superposed state on the mission case 25 in a side view, and the inclination angle of the support rod 16a is loose. For this reason, the rear of the reaper 4 is brought closer to the front of the threshing machine 2a. The body 1a can be made compact. Further, the feed chain 2c of the threshing machine 2a can be shortened, which is advantageous in terms of cost reduction and strength.

  As shown in FIG. 14, the center (h) position of the support rod 16a for supporting the mower 4 is the center position of the central weed body 5a provided at the front end of the mower 4, and the expansion and contraction provided on the support rod 16a. The center position of the cylinder 16 is a structure that is provided at substantially the same position.

  As a result, the center position in the left-right direction of the support rod 16a, the weed body 5a at the center, and the telescopic cylinder 16 is arranged at substantially the same position, so that the reaper 4 is operated to rotate up and down. Sometimes it is easy to rotate up and down. Also, the configuration can be simplified.

  At the front part on the grain storage tank 2b side, as shown in FIG. 2 and FIG. 3, there are an operating device 22 for starting and stopping the combine 1 and adjusting each part, and an operator for performing these operations. It is the structure which provided the cockpit 23 to board. An engine 24 is mounted on the upper side of the traveling chassis 2 below the cockpit 23, and a grain storage tank 2b is disposed in the rear part. It is the structure which formed the body 1a of the combine 1 with these traveling apparatuses 3, the reaper 4, the threshing machine 2a, the engine 24, etc. FIG.

  A potentiometer type vehicle speed sensor 25b for detecting the traveling vehicle speed is provided in the transmission path of the transmission mechanism 25a in the traveling mission case 25 mounted on the front end portion of the traveling chassis 2 based on the output. It is a configuration.

  On the rear side of the grain storage tank 2b for discharging the grains stored in the grain storage tank 2b to the outside of the machine, a discharge support cylinder 26 equipped with a vertical transfer spiral 26a is rotatably mounted in a substantially vertical posture. At the upper end of the discharge support cylinder 26, a discharge auger 27 is provided that is extendable and retractable. The discharge auger 27 is provided with a discharge spiral 27 a that extends the length of the combine 1 in the longitudinal direction of the combine 1. It is the structure arrange | positioned in the front-back direction so that rotation and turning right and left are possible.

Enlarged plan view of the cereal transfer device Overall plan view of combine Combine left side side view Enlarged plan view of the tip transfer unit and the supply transfer unit Magnified plan view of root transfer device Front view of the lower harvesting gear case Side view of the tip transfer device Front view of the operation unit Top view of the operation unit Expanded front view of the relationship between the discharge tube and the weed body Enlarged front view of the upper cover Enlarged plan view of the upper cover Enlarged plan view of the clamping guide Relationship diagram between support rod, traveling crawler and gear case It is a figure which shows another Example, An enlarged plan view of a cutting blade apparatus part

Explanation of symbols

DESCRIPTION OF SYMBOLS 1a Machine body 2 Carriage stand 2a Thresher 4 Mowing machine 5b Weeding body 6 Pulling device 9a Picking device 10a Upper right root transfer device 10b Lower right root transfer device 11 Left root transfer device 12 Tip transfer device 14 Supply transfer device 23 Control seat 29 Cutting Lower gear case L1 Full width L2 Full width L3 Total length L4 Total length A Cut-off lower gear case position B Pilot seat front end position

Claims (3)

  The carriage (2) is a mower (4) that harvests the cereals at the front part and transfers them to the upper rear part, and a plurality of pulling devices (6) for raising the cereals, the row on one side and the other side of the cereals A plurality of scoring devices (9a) for scrambling the row of the right and a lower right root transfer device (10b) for taking over and transferring the root side of the cereals on the right rear side of the scraping device (9a); And a triangle-shaped tip transfer device (12) for transferring the tip end side, and a rear side of the scraping device (9a) on the root side of the cereal The left root transfer device (11) for taking over and transporting and the supply transfer device (14) for transferring the tip side which can be pivoted up and down are provided.   A full width (L1) between the left and right sides in plan view of a plurality of weed bodies (5b) separating the cereals at predetermined intervals in the left-right direction to the front end of the reaper (4), and the full width of the body (1a) ( L2) is configured in substantially the same manner, and the total length (L3) from the front end of the threshing machine (2a) to the rear end of the machine body (1a) for threshing the side view cereals and the threshing from the front end of the machine body (1a) The total length (L4) up to the front end of the machine (2a) is substantially the same. Further, the combine is characterized in that the lower gear case (29) position (A) of the reaper (4) and the front end position (B) of the cockpit (23) are provided at substantially the same position in side view.   The full width (L1) and the full width (L2) are substantially the same, the full length (L3) and the full length (L4) are substantially the same, and the position (A) and the position (B) The combine according to claim 1, wherein the combine is provided at substantially the same position in side view.

Images