JPS6036050Y2 - Grain collection device in combine harvester - Google Patents

Description

[Detailed description of the invention] This invention has two bagging discharge ports arranged in parallel in the inside and outside directions of the device at the bottom of the hopper that collects the grains carried out from the threshing device, and each discharge port is closed with a shutter. This invention relates to a grain collecting device for a combine harvester that can be opened and closed, and in which the grip portions of manual opening/closing handles connected from these shutters are located outside of the outer discharge ports.

Both handles are placed on the outside of the outer outlet in order to easily operate the inner and outer shutters from outside the outer outlet, but in the past, both handles were placed very close to each other, making it difficult to operate them. It was easy to make mistakes.

Further, in general, in such a type of collecting device, grains are frequently taken out from the outside discharge port where bag removal is easy, and it has been desired that the outside shutter be made easier to handle.

The present invention was devised in view of these points, and it is possible to manually operate the shutter without making a mistake between inside and outside, and it is also possible to easily operate the outer shutter, which is frequently operated. .

Embodiments of the present invention will be described below based on the drawings.

FIG. 1 shows the overall plane of the combine harvester, in which a reaping preprocessing section 1 and a control section 2 are juxtaposed on the left and right, and the reaping preprocessing section 1
A threshing device 3 is mounted on the rear of the threshing device 3, and a grain collecting device 4 is disposed at the side of the threshing device 3 corresponding to the rear of the control section 2.

The grain collecting device 4 is configured to collect the grains splashed out from the upper end of the screw-equipped grain lifting device 5 of the threshing device 3 into a hopper 7 by means of a blade 6, and to pack the grains into bags at the lower part of the hopper 7 so that they can be taken out. The inside of the hopper 7 is divided into four sections in the longitudinal direction of the fuselage and the outer and outer directions of the fuselage, and the bottom of each compartment a, a, b, b is configured in a funnel shape, and , each section a, b・
...Bagging outlet 8a, 8a, 8b at the lower end,
8b, and each discharge port 8a, 8b...
A flexible boot 9 . . . and discharge cylinders 9 a and 9 b .

Also, below the hopper 7 are a pair of front and rear bag support rods 10a,
Two sets of 10b are installed at the front and rear.

Next, the shutter mechanism installed in the outer and inner discharge cylinders 9av9b will be explained based on FIGS. 2 to 6.

A pair of upper and lower shutter rails 12.13 are fixed to the upper end of the discharge cylinder 9a located on the outside of the machine body, and a shutter 14a is supported between the upper and lower rails 12.13 so as to be slidable only in the outward and outward directions of the machine body.

The inner end of the shutter 14a is bent downward, and a cantilevered rod 1 is provided near the front and rear ends of this bent side toward the outside of the aircraft.
5.15 is fixed, and the shutter 14a is elastically biased inward by coil springs 16, 16 which are supported on the outside of the rod 1.15.

The inner end of the upper shutter rail 12 is also bent downward, and a rubber stopper 17.17 that is elastically fitted and fixed inside this bent side receives the inner end bent side of the shutter 14a and slides inward. and the discharge port 8 at this limit.
a is closed by a shutter 14a.

Further, a locking pawl 18 is fixedly provided on the upper surface of the inner end of the shutter 14a, and this pawl 18 is provided to protrude upward from a slit 19 formed in the upper shutter rail 12.

On the upper surface of the upper shutter rail 12, there is a lock piece 20 that engages and locks the pawl 18 of the shutter 14a that has been slid to the open position against the spring 16, and a lock piece 20 that is forcibly swung to perform a lock release operation. An automatic shutter operation mechanism 22 equipped with a solenoid 21 is attached.

Further, the discharge cylinder 9a is provided with a fullness detection sensor 23 which is activated by the pressure of the grains remaining in the cylinder, and this sensor 23 and the solenoid 21 are connected.

When the bag 24 disposed below the discharge tube 9a is filled with grains and accumulated inside the tube, this is detected by the sensor 23, the solenoid 21 is energized, and the lock piece 20 is forcibly swung. The shutter 14a is configured to be automatically closed by a spring 16.

Further, the automatic shutter operation mechanism 22 is equipped with a lever 25 for manual unlocking, and a bushing rod 26a for operating this lever 25 is connected to the inside and outside of the machine via a pair of supports 27, 27 fixed to the lower part of the hopper. The lock piece 2 is supported so as to be movable in the direction, and is biased to protrude outward by a spring 28. The lock piece 2 is manually pushed inward by holding the knob 29a at the tip of the rod and pushing the rod 26a inward.
0 can be unlocked.

Further, a handle 30a made of a bent rod is fixed to the outer end of the shutter 14a.

Further, a lower cover 31 is spot-welded to the upper shutter rail 12, and an upper cover 32 that covers the movable portion of the automatic shutter operation mechanism 22 is bolted.

Moreover, the upper surface of this upper shutter rail 12 is connected to the hopper 7.
A bracket 34.34 is fixed to the mounting bracket 33.33 fixed to the lower surface, so that the discharge tube 9a
All the members and mechanisms associated therewith are configured to be able to be attached and detached independently as a discharge cylinder unit using bolts 35.

Further, a discharge tube 9b which is unitized in the same way as described above is attached to the discharge port 8b on the inside of the machine body, avoiding interference with the discharge tube unit on the outside downwardly.

In particular, a handle 30b that is connected to the shutter 14b of the inner discharge cylinder unit extends below the outer handle 30a passing through the side of the outer discharge cylinder 9a.
The tip grip portion of the outer handle 30a is located inwardly than the tip grip portion of the outer handle 30a, and is spaced at a distance H that is large enough to allow a hand to be easily inserted into the underside of the handle 30a.

In addition, there is a rod 26 for manually unlocking the inner discharge cylinder unit.
Similarly to the handles 30a and 30b, the knob 29b of b is also located on the lower inner side of the outer knob 29a.

Next, the collection processing operation will be explained.

At the start of harvesting work, all discharge cylinders 9a are opened in advance.

9b... Shutters 14a, 14b...
- Manually release and lock.

The grains scattered and discharged from the grain lifting device 5 during the harvesting operation are mainly supplied to the rear outer compartments a, a, and are collected into the lower bag 24 through the discharge port 8a.

When the bag 24 becomes full, this is detected and the outer discharge port 8a is automatically closed, and the grains that are subsequently supplied are deposited in the outer compartment a.

As the accumulation in the compartment a progresses, the supply starts to be supplied to the rear inner compartment, and the lower bag 24 is supplied from the open discharge port 8b.
The filling progresses, and when it becomes full, the discharge port 8b is automatically closed and deposition begins in the compartment.

When the pile height in the inner compartment reaches a predetermined level, the hopper full detection sensor 11 installed in advance on the inner wall of the hopper 7 detects this, and an alarm device (not shown) is activated, prompting the operator to This alerts you to the need to replace the bag.

Based on this warning, the operator stopped harvesting and then
First, all discharge cylinders 9a, 9b...lower full bag 24.
24..., and then the support rod 10a.

Empty bag 24 loaded in advance in the back of 10b...
are set below each discharge cylinder 9a, 9b.

Then, holding the handle 30a, pull out the shutter 14a of the outer discharge cylinder 9a to open it, fix it with the lock piece 20, and
The accumulated grain inside is packed into bags.

After visually confirming that the bag is filled with an appropriate amount, the knob 29a is pushed in, and the lock is manually released to close the shutter 14a.

A partition plate 36 is provided in the outer compartment a so that one bag or more of grains can be deposited therein, and a partition plate 36 is provided at the bottom of the partition plate 36 to quickly divide the grains in the compartment a. A hole 37 is formed for the inflow.

Next, pull the handle 30b to release the shutter 1 of the inner discharge cylinder 9b.
4b is opened and fixed, and all the accumulated grains (not enough for one bag) in the inner compartment are packed into bags.

Then, after the bag 24 that is being filled is shifted forward and set under the outer discharge cylinder 9a, the outer shutter 14a is opened again to bag and take out the remaining grains in the compartment a.

As described in detail in the above embodiments, the present invention positions the tip grip portion of the handle of the shutter for opening and closing the outer discharge port outside of the grip portion of the handle tip of the shutter for opening and closing the inner discharge port, and also allows the hand to be placed between both handles. It is characterized by having a vertical height interval sufficient to allow the insertion of the shutter, so it is easy to recognize which shutter is for the inside or outside by just looking at the position of both handles, and it can be operated without error. Additionally, the handle of the outer shutter, which is frequently operated, can now be easily operated.

[Brief explanation of the drawing]

The drawings illustrate embodiments of the grain collecting device according to the present invention, with FIG. 1 being an overall plan view of the combine, FIG. 2 being an overall side view of the grain collecting device, and FIG. 4 is a side view of the main part, FIG. 5 is a front view of the main part, and FIG. 6 is a plan view of the main part. 3... Threshing device, 7... Hopper, 8
a, 8b...Discharge port, 14a, 14b...
...Shutter, 30a, 30b...Handle, 24
...Bag, H...Interval.

Claims (1)

[Scope of Claim for Utility Model Registration] ■ At the bottom of the hopper 7 that collects grains discharged from the threshing device 3, there are two bagging discharge ports 8aw inside and outside the device.
8b are arranged in parallel, and the respective discharge ports 8a, 8b can be opened and closed by shutters 14a, 14b, and these shutters 14a. In a grain collecting device for a combine, in which the grip portions of manual opening/closing handles 30a and 30b connected from the shutter 14b are located outside the outer discharge port 8a, the tip grip portion of the handle 30a of the outer discharge port opening/closing shutter 14a is used. is located outside the tip grip portion of the handle 30b of the inner discharge port opening/closing shutter 14b, and there is a vertical height interval H sufficient to allow a hand to be inserted between the handles 30a and 30b. A grain collection device for a combine harvester. ■ Hold the handle 30a of the shutter 14a of the outer discharge port 8a,
The grain collecting device according to claim 2, which is arranged higher than the handle 30b of the shutter 14b of the inner discharge port 8b. ■ Both the shutters 14a and 14b are connected to the discharge ports 8a and 8b.
The grain collection device according to claim 1 or 2, which is automatically closed when the lower bag 24 is detected to be full of grains.