JP2007089480A - Operation apparatus of combine harvester - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve maintenance by dividing a lateral operation apparatus arranged at the left side of an operating seat into two parts. <P>SOLUTION: In a combine harvester equipped with a reaping machine 4 for reaping and transporting grain culms at the front part of a traveling chassis 2, a thresher 5 for receiving and threshing the reaped grain culms on the upper side surface, an operating seat 6 on which a handling and operating operator sits at the front part, front/lateral operation apparatuses 7 and 9 at the front and the lateral side of the operating seat 6 and an engine 12, etc., at the lower rear part of the operating seat 6, the operation apparatus of the combine harvester has a constitution that front/rear clutch panels 10 and 11 longitudinally divided into two parts are arranged on the upper side of the lateral operation apparatus 9 and the left lateral side of an engine cover 12a laid on the upper side of the engine 12 is integrally superimposed on the upper side of the rear clutch panel 11. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The upper side of the lateral operation device provided on the left side of the cockpit is divided into two parts, front and rear, and a front and rear clutch panel is provided. The left side of the engine cover provided on the upper side of the engine is provided on the rear clutch panel. This is a technology that is integrated on the upper side of the resin and provided as an integral unit, and can be used as a combine operating device.

  The harvesting operation of the napped cereal with the combine is carried out by the reaper provided at the front part of the traveling chassis, and the reaped cereal is supplied to the threshing machine placed on the upper side of the traveling chassis. Threshed. At the time of this harvesting operation, the mower and the threshing machine are started by performing an “on” operation on both the mowing clutch lever for starting and stopping and the threshing clutch lever.

As shown in Japanese Patent Application Laid-Open No. 2003-113937, the HST lever, the auxiliary transmission lever, the harvesting clutch lever, the threshing clutch lever, and the like are attached to a side box formed in a U shape. This side box has a structure in which a clutch panel is mounted on the upper part of the left and right side plates. The clutch panel is divided into two parts in the front and rear, and an engine cover is provided on the upper side of the engine. It was not configured to be polymerized and mounted on the panel.
JP 2003-113937 A

  The side box to which various levers are attached is formed integrally in a box shape, so maintenance is difficult, and it is a deep drawing shape, which makes drawing difficult, which increases costs. there were. Furthermore, there was a weakness in strength.

In order to solve the above problems, the present invention takes the following technical means.
For this purpose, in the invention described in claim 1, the present invention receives a reaping machine (4) for harvesting and transferring cereals to the front part of the traveling chassis (2), and threshing by receiving the reaping cereals on the upper side. Threshing machine (5), a pilot seat (6) on which an operator who drives to the front is seated, and front and side operation devices (7), (9 to the front and side of the cockpit (6) ) And an engine (12) and the like at the lower rear part of the cockpit (6), the front and rear clutch panels (10) divided into the front and rear parts are arranged on the upper side of the lateral operation device (9). (11) is provided, and the left side of the engine cover (12a) provided on the upper side of the engine (12) is superposed on the upper side of the rear clutch panel (11) to be provided integrally. This is a combine operating device.

  The harvesting operation of the napped grain cereal with the combine is carried out by a reaper (4) provided in front of the traveling chassis (2), and this harvested cereal is placed on the upper surface of the traveling chassis (2). The threshing machine (5) provided is threshed.

  At the start of the harvesting operation, the front / side operation is provided at the front of the traveling chassis (2) and on the front and left side of the cockpit (6) where the operator who operates the vehicle is seated. Devices (7) and (9) are provided, and front and rear clutch panels (10) and (11) which are divided into front and rear parts are provided on the upper side of the lateral operation device (9). In addition, the left side of the engine cover (12a) provided on the upper side of the engine (12) is superposed on the upper side of the rear clutch panel (11), and is integrally joined with, for example, bolts, etc. I am trying to improve. When the combine is made to travel to the cereal reaping position, this lateral operation device (9) is operated to start the reaper (4) and the threshing machine (5) to start the cereal harvesting operation, Harvest cereals.

  In a second aspect of the present invention, the rear clutch panel (11) on the upper side of the lateral operation device (9) has a cutting and threshing clutch for starting and stopping the reaping machine (4) and the threshing machine (5). 2. The combine operating device according to claim 1, wherein an operating groove for operating both the levers (11 a) and (11 b) is provided so as to be operated by one cutting / clipping clutch lever groove (11 c). It is.

  The rear clutch panel (11) provided on the upper side of the lateral operation device (9) has a mowing / threshing clutch lever (11a), (11b) for starting and stopping the mowing machine (4) and the threshing machine (5). ), And an operation groove for operating both of them is provided so as to be operated by one cutting / clipping clutch lever groove (11c). When only the threshing clutch lever (11b) is operated "ON"-"OFF", or the reaping clutch lever (11a) is "ON"-"OFF", the threshing clutch lever (11b) ) Are simultaneously operated “ON”-“CUT”, and the reaper (4) and the threshing machine (5) are simultaneously started or stopped.

  According to a third aspect of the present invention, the front clutch panel (10) includes a sub-transmission lever (10a) for sub-transmission for shifting the sub-transmission box (13) and a sub-transmission guide groove (10c). The auxiliary transmission lever (10a) is bent backward, the lever clip (10b) is positioned at the rear portion of the auxiliary transmission guide groove (10c), the rear clutch panel (11), The operation device of the combine according to claim 1 or 2, wherein the threshing pulley cover (5b) covering the threshing pulley (5a) of the threshing machine (5) is integrally formed and provided. It is what.

  The front clutch panel (10) is provided with an auxiliary transmission lever (10a) for changing the auxiliary transmission box (13), and an auxiliary transmission guide groove (10c) for the auxiliary transmission lever (10a). Provided. The auxiliary transmission lever (10a) is bent rearward so that the lever clip (10b) is positioned behind the auxiliary transmission guide groove (10c). The rear clutch panel (11) and the threshing pulley cover (5b) that covers the threshing pulley (5a) that rotationally drives the threshing machine (5) are attached to the rear clutch panel (11) so as to be integrally formed. Provided.

  In invention of Claim 1, the horizontal operation apparatus (9) which starts and stops the reaping machine (4) which harvests a grain cocoon, and the threshing machine (5) which receives a reaping grain cocoon and threshing. The front and rear clutch panels (10) and (11) are provided on the upper side of the front and rear sides. After that, the upper side of the clutch panel (11) and the left side of the engine cover (12a) provided on the upper side of the engine (12) are overlapped and provided integrally. The rear clutch panel (11) is strengthened by pressing the upper surface of the rear clutch panel (11) in 12a) and mounting it integrally. Further, the engine cover (12a) can be removed, so that maintenance is improved.

  In the invention described in claim 2, the rear clutch panel (11) on the upper side of the lateral operation device (9) starts and stops the reaping machine (4) and the threshing machine (5). The operation grooves for operating both the clutch levers (11a) and (11b) are provided so as to be operated by one cutting / clipping clutch lever groove (11c), so that the cutting / threshing clutch levers (11a) and (11b) Easy to put on and take off. In addition, the operation is simple and the operability is improved. Furthermore, cost reduction is possible.

  According to a third aspect of the present invention, the front clutch panel (10) includes a sub-transmission lever (10a) for sub-transmission for shifting the sub-transmission box (13) and a sub-transmission guide groove (10c). Provide. The auxiliary transmission lever (10a) is bent rearward so that the lever clip (10b) is positioned behind the auxiliary transmission guide groove (10c), and the rear clutch panel (11) has a threshing By providing a threshing pulley cover (5b) that covers the threshing pulley (5a) of the machine (5) and integrally forming it, positioning is easy when assembled to the rear clutch panel (11). Further, the threshing pulley cover (5b) and the rear clutch lever (11) are provided and integrally formed, thereby reducing the cost. Easy to put on and take off. Furthermore, the strength of the clutch panel (11) can be increased thereafter.

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 and transferring the napped cereals to the rear upper part. The threshing machine 5 for threshing, the cockpit 6 on the front right side of the threshing machine 5, and the front and side operation devices 7, 9 on the front and side of the cockpit 6 are provided. Provided. The engine 12 is mounted on the lower rear part of the cockpit 6. An operation panel 8 is provided as a surface plate on the upper surface portion of the pre-operation device 7. In addition, front and rear clutch panels 10 and 11 that are divided into front and rear parts are provided as surface plates on the upper surface portion of the lateral operation device 9. An engine cover 12 a is provided on the upper side of the engine 12. The front and rear clutch panels 10 and 11 of the lateral operation device 9 and the engine cover 12a of the engine 12 will be mainly illustrated and described.

  As shown in FIG. 5 and FIG. 6, a traveling device 3 in which a pair of left and right traveling crawlers 3 a traveling on the soil surface is stretched is disposed below the traveling chassis 2 of the combine 1. It is the structure which mounted the threshing machine 5 on the upper side. The napped cereals are harvested by the reaper 4 at the front part of the traveling chassis 2 and transferred to the upper rear part, and the threshing is carried out by the feed chain 5c of the threshing machine 5 and the sandwiching trough 5d. The grain that has been threshed and sorted is supplied into the grain storage tank 5e disposed on the right side of the threshing machine 5 and temporarily stored.

  As shown in FIG. 5 and FIG. 6, in the front part of the traveling chassis 2, a narrow guide 14 a for separating the napped cereals and each weed body 14 b, and each pulling device 14 c for raising the napped cereals, Each rake device 15a of the culm scraping and transporting device 15 that scrapes and transports the raised culm, a cutting blade device 14d that trims the scrambled culm, and nipped and transported the harvested culm A reaping machine 4 is provided that includes the root / ear tip transfer devices 16a and 16b of the cereal scraping transfer device 15 to be delivered to the feed chain 5c of the threshing machine 5 and the holding cage 5d. The mower 4 is configured to move up and down with respect to the soil surface by a telescopic cylinder 17 that is hydraulically driven.

  A support pipe rod 18b provided at the upper end portion of the support rod 18a inclined from the front lower portion to the rear upper portion of the reaper 4 is rotatably supported by a support device 18c provided on the upper side surface of the traveling chassis 2. When the telescopic cylinder 17 is operated, the reaper 4 is rotated up and down together with the support rod 18a.

  The presence / absence of supply of cereal to the threshing machine 5 is detected in the culm transfer path formed by the culm transfer device 15 of the reaper 4 by contacting the cereal that is harvested and transferred. It is the structure which provided the grain candy sensor 4a to perform.

  As shown in FIG. 5 and FIG. 6, the front and side operation devices 7, 10 for starting, stopping, and adjusting each part are operated on the front part on the grain storage tank 5 e side, A cockpit 6 is provided, and an engine 12 is placed on the lower rear part of the cockpit 6.

  A potentiometer-type vehicle speed sensor 19b for detecting the traveling vehicle speed is provided in the transmission path of the transmission mechanism 19a in the traveling transmission case 19 mounted on the front end of the traveling chassis 2. ing.

  On the rear side of the grain storage tank 5e for discharging the grains stored in the grain storage tank 5e to the outside of the machine, as shown in FIGS. A cylinder 20 is pivotally mounted in a substantially vertical posture, and a discharge spiral 21a for discharging the grain to the outside of the machine whose entire length extends across the length of the combine 1 is extendable at the upper end of the discharge support cylinder 20. The discharge auger 21 mounted in the front and rear is arranged in the front-rear direction so as to be extendable, turnable up and down, and turnable left and right.

As shown in FIGS. 1 to 3, a front operating device 7 and a lateral operating device 9 are provided at the front portion and the left side of the cockpit 6.
As shown in FIG. 1, an operation panel 8 is provided as a surface plate on the surface portion on the upper side of the front operation device 7. The operation panel 8 is provided with a direction switching lever 8a, a travel meter 8b, a horn 8d, a start switch 8c, and the like.

  As shown in FIGS. 1 to 3, front and rear clutch panels 10 and 11 that are divided in the front-rear direction are provided on the upper surface portion of the lateral operation device 9, and the left and right sides of the front and rear clutch panels 10 and 11 are provided. The end is bent downward by a predetermined length.

  On the upper side of the engine 12, an engine cover 12a is provided for obliquely rising the heat generated from the engine 12 toward the cockpit 6 part. In the engine cover 12a, as shown in FIGS. 2 and 3, the left end portion of the ceiling plate 12b is bent downward by a predetermined length. Further, the right end portion is also bent downward, provided on the upper side of the traveling chassis 2, and the suction net 12 d is provided at a substantially middle portion in the vertical direction. The upper left end bent cover mounting plate 12c is mounted, and the upper end of the cover mounting plate 12c is bent leftward. A bent portion of the cover mounting plate 12c is provided on the upper portion of the rear clutch panel 11, and a predetermined position of the overlapped portion is tightened with a tightening bolt 12e and a nut 12f, and an engine cover 12a, The rear clutch panel 11 is integrally formed and the engine cover 12a is detachable.

  The front / rear clutch panel 10 is divided into two parts in the front and rear directions on the upper side of the lateral operation device 9 for starting and stopping the reaping machine 4 for harvesting the cereal and the threshing machine 5 for receiving and threshing the cereal. 11 are provided. After this, the clutch panel 11 and the left side portion of the engine cover 12a provided on the upper side of the engine 12 are overlapped and tightened with a tightening bolt 12e and a nut 12f, and integrally mounted. Thus, the rear clutch panel 11 can be reinforced by the engine cover 12a. Further, the engine cover 12a can be removed, so that the maintenance is improved. Furthermore, it is easy to install.

  As shown in FIG. 1 and FIG. 4, a front connecting rod 22a and a rear connecting rod 22b are connected to the lower side of the rear clutch panel 11 provided on the upper side of the lateral operation device 9 by a connecting plate 22c. After that, the cutting and threshing clutch levers 11a and 11b for starting and stopping the reaping machine 4 and the threshing machine 5 are rotatable by the supporting shaft 23b pivotally supported by the supporting plate 23a provided on the connecting rod 22b. I support it. A bent portion 11d is provided on the upper portion of the threshing clutch lever 11b, and the cutting clutch lever 11a contacts the bent portion 11d.

  An operation groove for rotating the mowing / threshing clutch levers 11a, 11b to the “on” side or the “cutting” side is provided on the rear clutch panel 11 of the lateral operating device 9 by one mowing / clutching lever groove 11c. The threshing clutch lever 11b can be operated "ON"-"OFF" independently. Further, by the “on” operation of the cutting clutch lever 11a, the threshing clutch lever 11b is also “on” simultaneously with the “on” operation. Further, by the “cutting” operation of the threshing clutch lever 11b, the cutting clutch lever 11a is also “cut” simultaneously with the “cutting” operation.

  The rear clutch panel 11 on the upper side of the lateral operation device 9 has an operation groove for operating both the cutting and threshing clutch levers 11a and 11b for starting and stopping the reaping machine 4 and the threshing machine 5, respectively. By providing the lever groove 11c so that it can be operated by one lever, the mowing / threshing clutch levers 11a, 11b can be easily attached and detached. In addition, the operation is simple and the operability is improved. Furthermore, cost reduction and processing are easy.

  As shown in FIGS. 1 and 4, the front clutch panel 10 includes an auxiliary transmission lever 10 a for changing the auxiliary transmission box 13 from “high speed” — “standard” — “low speed”, and an auxiliary transmission guide groove 10 c. Is provided. The auxiliary transmission lever 10a is bent rearward, and a lever clip 10b is provided at the upper end portion. The lever clip 10b is positioned at the rear portion of the auxiliary transmission guide groove 10c.

  In addition, a threshing pulley cover 5b for covering the threshing pulley 5a of the threshing machine 5 is provided on the upper outer surface of the rear clutch panel 11, and the rear clutch panel 11 and the threshing pulley cover 5b are integrally formed. Form and detachable. 11e is an HST lever.

  The front clutch panel 10 is provided with a sub-transmission lever 10a for sub-transmission for shifting the sub-transmission box 13 and a sub-transmission guide groove 10c. The auxiliary transmission lever 10a is bent backward, and the lever clip 10b provided at the upper end portion of the auxiliary transmission lever 10a is provided at the rear part of the auxiliary transmission guide groove 10c, and the rear clutch panel 11 is provided. Is provided with a threshing pulley cover 5 b that covers the threshing pulley 5 a of the threshing machine 5, and is formed integrally, so that the positioning is easy when assembled to the rear clutch panel 11. Further, since the threshing pulley cover 5b and the rear clutch panel 11 are integrally formed, the cost is reduced. Easy to put on and take off. Further, the strength of the clutch panel 11 can be increased thereafter.

  As shown in FIGS. 7 to 9, the mounting portion of the HST lever 11 e provided on the front clutch panel 10 of the lateral operation device 9 is provided with a convex portion 11 h that protrudes in an oval shape above a predetermined height. A substantially cross-shaped HST lever guide groove 11f for the HST lever 11e is provided on the upper surface of 11h. On the inner side surface of the front clutch panel 10, a mounting stay 23 for mounting the adjuster bolt 23a is fixedly provided on the rear right side of the left and right direction groove of the HST lever guide groove 11f.

  When the HST lever 11e is neutral, the drive brake is released by shifting left and right. Further, an adjuster bolt 23a for a neutral adjustment adjuster is provided on the mounting stay 23 on the side opposite to the shift direction of the brake release, and each nut 23b is screwed to the adjuster bolt 23a, and adjustment can be easily performed by using each nut 23b. . The adjuster bolt 23a is provided on the opposite side to the brake releasing shift direction.

  As a result, the adjustment is easy because the adjustment is on the right side while preventing misadjustment by being installed in the convex portion 11 h of the front clutch panel 10. Further, the attachment stay 23 can be increased in rigidity by being fixed to the right side of the front clutch panel 10. The risk of adjusting the adjuster bolt 23a is eliminated. The adjuster bolt 23a can be attached without hindering the brake releasing operation.

  As shown in FIGS. 10 and 11, a handle device 24 is provided in the front part of the cockpit 6. The handle device 24 and the monitor 25, which are equipped with a tachometer, an alarm lamp (both not shown) and the like, are integrally formed, and “ON”-“OFF” various automatic controls. Each switch 26 of the “ON”-“OFF” system is provided on the left side of the monitor 25.

  In addition, it is provided on the front clutch panel 10 of the lateral operation device 9 and is operated to the front side of the HST lever 11e so as to be moved to the left side of each switch 26 of the handle device 24 at the front portion of the front clutch panel 10. As shown in FIG. 10, an “ON”-“OFF” combination switch 27a for “ON”-“OFF” the turn signal and the work lamp is provided to improve the visibility. A key switch 27b is provided on the right side of the monitor 25 of the handle device 26, and the mounting surface portion of the key switch 27b attached to the handle device 24 descends toward the driving work side as shown in FIG. The mounting surface 27c is inclined to improve visibility.

  Further, as shown in FIG. 10, the rear side surface (B) of the handle device 24 on the driver's side is formed in a substantially straight shape without any unevenness, thereby improving the comfort during work. Further, as shown in FIG. 10, front / middle / rear mounting plates 28a, 28b, 28c are provided on the right front portion of the handle device 24, and these front / middle mounting plates 28a, 28b are arranged on the front clutch panel 10. The rear mounting plate 28c is mounted to the front portion of the threshing machine 5 with bolts and nuts while being mounted with a heald bolt and a nut.

  As a result, the visibility of each component provided in the handle device 24 can be improved. By moving the switches of the lateral operation device 9 to the handle device 24, the pilot seat 6 can be widened. The operability of each switch can be improved. The strength of the handle device 24 can be increased.

Enlarged plan view of the operation unit Enlarged rear view of the side operation device and engine cover Enlarged rear view of the side operation device and engine cover Enlarged side view of the operating device Combine left side side view Overall plan view of combine Enlarged rear view of lateral operation device Enlarged plan view of the lateral operation device Expanded cross-sectional view of the lateral operation device Enlarged plan view of the lateral operation device unit and the handle device unit Enlarged front view of the lateral operation device and handle device AA expanded sectional view of FIG.

Explanation of symbols

2 traveling chassis 4 reaper 5 threshing machine 5a threshing pulley 5b threshing pulley cover 6 cockpit 7 front operation device 9 lateral operation device 10 front clutch panel 10a auxiliary transmission lever 10b lever clip 10c auxiliary transmission guide groove 11 rear clutch panel 11a Mowing clutch lever 11b Threshing clutch lever 11c Mowing clutch releasing lever groove 12 Engine 12a Engine cover 13 Sub transmission box

Claims (3)

  A reaper (4) that harvests and transfers cereals to the front part of the traveling chassis (2), a threshing machine (5) that receives and harvests cereals from the upper side, and an operator who is driving to the front. A cockpit (6), front and side operation devices (7) and (9) to the front and side of the cockpit (6), an engine (12) and the like to the rear rear of the cockpit (6) In the combine provided with the above, the front and rear clutch panels (10), (11) divided into the front and rear parts are provided on the upper side of the lateral operation device (9), and the engine cover ( The combine operating device characterized in that the left lateral side portion of 12a) is superposed on the upper side of the rear clutch panel (11) and is provided integrally.   Both the cutting and threshing clutch levers (11a) and (11b) for starting and stopping the reaping machine (4) and the threshing machine (5) are provided on the rear clutch panel (11) on the upper side of the lateral operation device (9). The operation device for a combine according to claim 1, wherein an operation groove for operating is provided to be operated by one cutting / clipping clutch lever groove (11c).   The front clutch panel (10) is provided with a sub-transmission lever (10a) for sub-transmission for shifting the sub-transmission box (13) and a sub-transmission guide groove (10c). The lever clip (10b) is bent so as to be positioned rearward of the auxiliary transmission guide groove (10c), and the rear clutch panel (11) and the threshing pulley (5a) of the threshing machine (5) are provided. 3. The combine operating device according to claim 1, wherein the threshing pulley cover (5 b) is provided so as to be integrally formed.

Images