JPS597150Y2 - Combine operating device - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to an operating device for a combine harvester, for example, in which a driving operation section is installed at the rear of the machine.

In Japan, there was a technology to install traveling and working clutch levers at the front and rear of the machine (for example, Japanese Utility Model Publication No. 7210/1983), and a technology to install a paddy holder and a driving operation side by side on the rear side of the machine. Since the threshing machine was arranged in the center of the machine, it was difficult to perform combine harvesting operations in which the straw was sequentially discharged to the rear of the machine, and by expanding the paddy receiving area of the paddy receiving stand, it became difficult to support the machine. There is a risk that it will become stable,
It has been difficult to smoothly remove straw and grains that are produced during continuous reaping and threshing operations.

This invention solves the above-mentioned conventional drawbacks, and includes a paddy holder on the right side of the threshing machine with the feed chain stretched on the left side, an engine mounted on the front side of the paddy holder, and a paddy holder installed in front of the paddy holder. In a walk-behind combine harvester equipped with a reaping device, an operation panel constituting a driving operation section is provided on the rear side of the paddy cradle, a side clutch lever is attached to the rightmost side of the operation panel, and a side clutch lever is installed on the rightmost side of the operation panel, and the The right end surfaces of the panels are made to substantially coincide with each other, and the waste straw carried out by the feed chain can be discharged into the field between the operating section and the uncut grain culm at the rear side of the threshing machine, and the threshing machine The paddy receiving area of the paddy receiving stand adjacent to the right side can be expanded stably and easily according to the threshing capacity, and the waste straw and grains that are continuously taken out can be processed more smoothly than before. By positioning the operator on the outside right side of the paddy receiving stand and the operation panel, the paddy receiving work and the side clutch lever operation can be easily performed by the operator in the same position. An object of the present invention is to provide an operating device for a combine harvester, which allows the operator to visually observe the reaping device from obliquely rearward through the operator, and allows the operator to accurately operate a side clutch lever to move the reaping device to face the row of uncut grain culms in front. It is something to do.

Hereinafter, embodiments of the present invention will be described in detail based on the drawings. Fig. 1 is a side view of a walking combine harvester equipped with an operating device according to the present invention, and Fig. 2 is a plan view thereof. 2 is a truck frame equipped with a pair of traveling crawlers 3, 3 on both left and right sides; 4 is a main reaping frame (reaping drive connecting pipe) that supports the reaping rotating section A;
Reference numeral 5 denotes an axial flow type threshing machine for lower handling mounted on the machine stand 1, and a handling barrel 6 is mounted therein along the longitudinal direction of the machine stand 1.

Reference numeral 7 denotes a reaping device for two-row mowing, and this reaping device 7 is composed of a plurality of grass division plates 8 . . . , cutting blades 9, and an E-shaped reaping frame 10.

Reference numeral 11 denotes a grain culm transfer device, which is composed of a feed chain 12 and a culm rod, and is suspended along the handling opening on the left side of the threshing machine 5.

Moreover, 13 is a gasoline engine mounted on the machine base 1 at the right front part of the threshing machine 5, and a fuel tank 14 is provided between this engine 13 and the threshing machine 5.

Furthermore, 15 is a paddy receiving stand provided on the right side of the threshing machine 5 and at the rear of the engine 13, and the upper part of this paddy receiving stand 15 has two paddy dumping ports 16. A grain outlet body 17 with a grain outlet body 16 is faced.

This outlet body 17 is connected to the upper end spout of a grain frying conveyor device 18 for taking out fine grains from the first mouth. A paddy outlet switching lever 19 facing toward the side) is provided.

Furthermore, a cylinder cutter 20 is installed at the rear of the threshing machine 5 to cut the waste straw by cutting it, and the feed chain 12 is connected to the upper part of the cutter 20.
is being extended.

On the other hand, an operation panel 21 is provided on the machine stand 1 at the rear of the rice holder 15, and an operation operation section 22 is provided thereon.

An accelerator lever 23 is attached to the right side of the operation panel 21, and a key switch 24 and a main clutch lever 25 are installed on the operation panel surface of the panel 21.
Further, a loop handle 26 is attached to this operation panel 21.

Next, to explain the grain culm conveying device, the reaping device 7
A worm case 27 is installed in the upper part of the worm case 27, and star foils 2B and 29 for scraping the root side of the grain culm are installed on the worm case 27.

Each of these star foils 28. 29 is equipped in correspondence with the left and right grain culm pulling devices 30, 31, and each of these lifting devices 30, 31 is composed of a two-split lifting case, a lifting chain, and a lifting tine. Needless to say.

Said star foil 28. Between the rear upper part of grain culm 29 and the feed start end of the feed chain 12 in the grain culm transfer device 11, a vertical conveying device 32 capable of adjusting the length of the culm and the shortness of the culm is stretched in an inclined manner.

On the other hand, between the truck frame 2 and the main reaping frame 4 mentioned above, there is a hydraulic cylinder 3 for raising and lowering the reaping rotating part A.
3 is suspended, and by operating this cylinder 33, the rotating part A can be moved up and down as appropriate around the pivot pipe 34.

Next, referring to FIG. 3, we will describe the configuration of the machine stand 1 at the mounting part of the paddy cradle 15. The main traveling frame 35 extending in the front and back direction of the combine machine has a paddy cradle support rail 36.
．． 36 is fixed at a right angle.

Also, this rail 36 has a subframe 37. 38.
39 are arranged in series, and each of these frames 37, 38,
39 and an engine bed 40 supported by one rail 36 are mounted horizontally.

As clearly shown in FIGS. 3 to 5, the above-mentioned paddy holder 15 is made by press-molding the paddy bag mounting surfaces 41, 41, the roughly mouth-shaped guide piece 42, and the roughly "shaped" guide piece 43. It is a one-piece rectangular shape.

In addition, left and right rising pieces 44 are placed at positions that divide the front and rear paddy bag placement surfaces 41, 41 into two. 45 is also provided with a rib 146 that is connected to the front guide piece 43 and the left rising piece 4.
A reinforcing rib 47 is formed on the rice holder 4 to give mechanical strength and rigidity to the rice holder 15.

The guide piece 4 of the rails 36, 36 and the paddy holder 15
2 and 43 have screw holes 48 and 49, respectively,
After inserting the guide pieces 42, 43 along with the rails 36, 36 and placing the paddy holder 15 on the machine base 1 at the fixed position, screw the screw 50. 50 is used to connect and fix both the rails 1, 15, specifically the rails 36, 36 and the guide pieces 42, 43.

At this time, the paddy bag mounting surfaces 41, 41 are the threshing mounting surface 35.
It will be easy to understand from the drawing that it is arranged at a lower position than point a.

By arranging the paddy bag mounting surface 41 at a lower position than the threshing mounting surface 35a in this manner, the upper end position of the grain frying conveyor device 18 can be lowered, and the paddy bag replacement work can be easily performed. can.

Furthermore, the overall height of the paddy receiving structure can be lowered, so
It is possible to expand the forward field of view from the driving operation unit 22.

By the way, the left and right side clutch levers 51 and 52, which are frequently used during combine harvester work, are arranged parallel to the outermost position of the machine body of the operation panel 21 as shown in Fig. 2, and are placed in the work position of the paddy rack, etc., which is frequently used. They are arranged so that they are close to each other.

The side clutch lever 51, which is frequently used in this way,
If 52 is placed outside the fuselage, handling performance during work can be improved.

Furthermore, in the layout shown in the embodiment, when turning, the attachment at the rear of the machine, that is, the cutter 20, approaches the operator while the machine turns, but as shown in the figure, the operator can operate from a position further away from the attachment. Therefore, the risk can be drastically reduced compared to conventional methods.

FIG. 6 shows a modified structure of the above embodiment, in which each of the side clutch levers 51, 52 is operated in the left-right direction with respect to the direction of movement of the combine. 52
are arranged parallel to the outermost position of the operation panel 21 in the aircraft body.

Even when configured in this way, the handling performance during work can be improved as described above.

Note that in FIG. 6, the same parts as in FIG. 2 are given the same numbers, and detailed explanation thereof will be omitted.

FIG. 7 is a perspective view showing still another modified structure of the above embodiment, in which the operation panel 21 is attached to the machine base 1 via a fixed pipe 53 and a rotary pipe 54, and both pipes 53
, 54 are connected to each other by a connecting body 55 as shown in FIG.

Further, a lock handle 56 is screwed onto the connecting body 55 so that the rotary pipe 54 and the operation panel 21 can be rotated or fixed relative to the fixed pipe 53.

With this structure, the operator who operates the combine while walking diagonally behind the combine machine moves each lever 5.
Since the operation panel 21 can be rotated to a position where 1 and 52 can be easily operated and maintained in that state using the lock handle 56, handling performance during work can be comfortably improved.

Note that in FIG. 7, the same parts as in FIG. 2 are given the same numbers and detailed explanation thereof will be omitted.

As is clear from the above embodiments, the present invention has a paddy rack 1 on the right side of the threshing machine 5 on which the feed chain 12 is stretched on the left side.
5, an engine 13 is mounted on the front side of the paddy cradle 15, and a reaping device 7 is installed in front of the threshing machine 5.
An operation panel 21 constituting the operation panel 2 is provided, and the operation panel 2
Side clutch levers 51 and 52 are attached to the rightmost side of the paddy holder 15 and the operation panel 21, and the right end surfaces of the rice holder 15 and the operation panel 21 are made to substantially match each other. The paddy can be discharged to the field between the operating part 22 and the uncut grain culm on the rear side of the threshing machine 5, and the paddy receiving area of the paddy receiving stand 15 adjacent to the right side of the threshing machine 5 can be stably and easily expanded according to the threshing capacity. It is possible to process the waste straw and grains that are taken out continuously compared to the conventional method, and because the operator is located outside the right side of the paddy receiver 15 and the operation panel 21, the paddy receiver The work and operation of the side clutch levers 51 and 52 can be easily performed by a worker in the same position, and in particular, the reaping device 7 can be visually viewed from diagonally rearward by the worker through the top surface of the engine 13, which is lower than the threshing machine 5. , side clutch levers 51 and 52 that make the reaping device 7 face the uncut grain culm row in front.
This has practical effects such as being able to perform operations accurately.

[Brief explanation of the drawing]

Fig. 1 is a side view of a combine equipped with an operating device according to the present invention, Fig. 2 is a plan view thereof, Fig. 3 is an exploded perspective view showing the mounting structure of the paddy holder 15, and Fig. 4 is a IV- in Figure 3
5 is a sectional view taken along line IV, FIG. 5 is a sectional view taken along line ■-V in FIG. 3 showing the rice holder 15 attached to machine stand 1, and FIG. 7 is a perspective view showing still another modified structure of the present invention, and FIG. 8 is a longitudinal sectional view of the connecting portion of FIG. 7.

Claims (1)

[Scope of utility model registration request] A walking combine that has a paddy holder 15 on the right side of a threshing machine 5 on which a feed chain 12 is stretched on the left side, an engine 13 mounted on the front side of the paddy holder 15, and a reaping device 7 in front of the threshing machine 5. , an operation panel 21 comprising a driving operation section 22 is provided on the rear side of the rice holder 15, and a side clutch lever 51 is provided on the rightmost side of the operation panel 21.
.