JPH0647234Y2 - Combine harvesting and conveying device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention is a technology relating to a left-right sliding structure of a vertical transport case of a total supply axial flow combine.

(B) Conventional technology The conventional all-supplying axial-flow combine harvester transport device is mounted on the frame in a fixed state, and the upper transport case and the lower transport case that make up the harvester transport device move left and right. It was not a possible structure.

(C) Problems to be Solved by the Invention However, the above-described combine with the conventional structure has the following problems.

That is, there are various standards for growing cereal culm crops such as soybeans in the field, and the morphology of crops varies depending on the region.

For example, the lower part has a small volume and the upper part has a large volume, and vice versa.

If the upper transport case and the lower transport case do not always move laterally from a fixed position for such crops, the distance between the left and right upper transport cases and the left and right lower transport cases will always be constant, and various grain The culm could not be transported according to the form and volume of the crop, and the crop was damaged, the crop was clogged, or the crop was overflowed during the transportation.

(D) Means for Solving the Problems The problems to be related to the present invention are as described above. Next, the means for solving the problems will be described.

In order to make each of the upper transport case 2 and the lower transport case 3 slidable to the left and right, the mounting portion 44 of the upper transport case 2 and the lower transport case 3 are provided on the lower surfaces of the upper transport case 2 and the lower transport case 3. Equipped with a mounting portion 68, a plurality of pin holes 44a, 68a are provided side by side in the mounting portions 44 and 68,
Furthermore, a unit frame that supports the cutting and conveying device for each line
14, the supporting rod 15 of the upper carrying case 2 is projected horizontally from the upper position, and the supporting rod 16 of the lower carrying case 3 is also projected horizontally from the lower position, and is horizontally attached to the tips of the supporting rods 15, 16. A plurality of pin holes 15a and 16a are provided side by side, both attachment portions 44 and 68 are supported by both support rods 15 and 16, and pins 45 and 69 can be selectively locked.

(E) Embodiment The object of the present invention is as described above. Next, the structure of the present invention will be described based on the structure of the embodiment shown in the accompanying drawings.

First, the overall structure of a total supply axial flow combine will be described with reference to FIGS. 1 and 2.

The stalks and the like that have fallen down are divided by the divider 1 located at the tip end and conveyed backward while being raised by the upper conveyance case 2 and the lower conveyance case 3, and the cutting edge 4 cuts off the grain stalks.

The cut grain culm is sent to a fixed position by the lateral feed auger 5 and conveyed by the conveyor 6 to the screw type threshing device 7.

The screw type threshing device 7 changes the number of rotations according to the crop and threshes rice, wheat, soybeans and the like. The threshed grains fall from the mesh of the lower crimp net 8 onto the lower swing sorting device 9, and the paddy and straw scraps that have fallen together with the grain are subjected to the wind sorting of the swing sorting device 9 and the blower fan 10. Sorted with grain.

The grain, that is, the first product is sent from the rearmost conveyor 11 to the grain tank 13 by the lifting cylinder 12 and the paddy and straw waste are discharged rearward.

The upper transport case 2 and the lower transport case 3 that form the reaping transport device are configured as a pair of left and right pairs, and the upper transport case 2 and the lower transport case 3 each having the number of sets corresponding to the number of reaping transports are left and right. It is arranged in the direction.

Next, the structures of the upper transport case and the lower transport case will be described with reference to FIGS. 3 to 9.

Support plates 18, 18 are erected on the upper left and right sides of the frame 17, and the support plates 18, 18 support a mowing drive shaft 24 and a transport drive shaft 23 in the left-right direction. And drive shaft for mowing
A gear is attached to one end of 24.

Further, a counter gear 20 meshing with the gear 21 is loosely fitted on the drive shaft 23 for conveyance, and a gear 19 meshing with the counter gear 20 is pivotally supported on a shaft 22 protruding from the support plate 18 to cut the gear 19 and the gear 19. The structure is such that it is transmitted to the cutting blade 4 by interposing a connecting rod 64 between the blades 4.

In addition, the tip ends of the mowing drive shaft 24 and the transporting drive shaft 23 are geared.
20 and 21, and the other ends of the mowing drive shaft 24 and the transporting drive shaft 23 project laterally from the support plate 18.

A structure in which power is input by attaching a coupling such as a joint to each shaft end, or power is transmitted to the transport drive shaft and the reaping drive shaft of another set of vertical transport devices arranged laterally There is.

Two sets of bevel gear cases 27, 27 are arranged side by side in the left-right direction between the support plates 18, 18, and the bevel gear cases 27, 27 are arranged.
The power of the drive shaft 23 for transportation is input therein.

An auxiliary chain case 70 of the lower transfer case 3 is attached to the lower surface of the lower transfer case 3, and a pipe 66 is interposed between the lower part of the auxiliary chain case 70 and the upper surface of the bevel gear case 27. Top or sub-chain case 7
The bearing portion of the transport drive shaft 71 is installed in the 0.

Further, a sub-chain case 42 is attached to the lower surface of the upper transport case 2, and a pipe 25 is interposed between the lower portion of the sub-chain case 42 and the lower transport case 3, and the upper surface of the upper end 25a of the pipe 25, that is, Inside the sub-chain case 42, the bearing portion of the transport drive shaft is provided.

Reference numeral 41 is a mounting member for the sub chain case 42, and 26 is a mounting bolt. Then, between the inside of the bevel gear case 27, the upper pipe 66 and the lower transport case 3, the transport drive shaft 71 is provided.
Is supported.

Then, in the sub-chain case 70, the chain sprocket 75 on the transport drive shaft 71 is driven via the chain 80 to drive the chain sprocket 76 to drive the sprocket 30 in the lower transport case 3 above the shaft 73 to equip the tines. The driven chain 57 is driven. 43 is a sprocket of the chain 57.

Further, the transport drive shaft 71 reaches the sub-chain case 42 below the upper transport case 2, drives the chain sprocket 77 from the chain sprocket 78 through the chain 79, and drives the sprocket 53 in the upper transport case 2 by the shaft 72. , Driving the chain 51 equipped with tines. 56,58
Is a sprocket for the chain 51.

Next, the sliding structure of the upper carrying case 2 and the lower carrying case 3, which is the main part of the present invention, will be described.

The upper transport case 2 and the lower transport case 3 are supported by unit frames 14 and 14, and the unit frames 14 and 14 respectively have support portions 14a and 14a extending inward and fixed to and supported by bevel gear cases 27 and 27. And bevel gear case 27
The internal bevel gear 88 is used as a pivot to pivot up and down.

First, the support and slide structure of the lower transport case 3 will be described. A unit frame 14 is located along the lower transport case 3 in a substantially outward direction of the lower transport case 3, and a unit frame 14 is provided in front of and behind the unit frame 14 in a horizontal direction. The supporting rods 16, 16 of the book are projected, and a plurality of pin holes 16a, 16a, 16a are provided side by side at the ends of the supporting rods 16, 16 in the horizontal direction.

The lower carrying case 3 has a lower surface on which mounting portions 68, 68 of the supporting rods 16, 16 are mounted, and the mounting portions 68, 68 are provided with a plurality of pin holes 68a, 68a, 68a in the horizontal direction. There is. Therefore, the lower carrying case 3 can be supported by placing the ends of the support rods 16, 16 on the mounting portions 68, 68 and inserting the pin 69 into any pin hole.

Further, when changing the interval between the left and right lower transport cases 3, 3 according to the volume of the grain culm to be transported, the pin 69,
This can be done by sliding the lower transport cases 3 and 3 with the 69 removed and re-engaging with the pins 69 and 69.

Since the chain 80 is hung between the chain sprockets 75 and 76, the lower transport case 3 can be slid with the distance of the chain 80 being the longest.

Next, the support and slide structure of the upper transport case 2 will be described.

Although the supporting structure of the upper carrying case 2 is almost the same as that of the lower carrying case 3, since the upper carrying case 2 is located above the lower carrying case 3, the supporting rods 15, 15 are provided at the front and rear ends of the unit frame 14. Each of the bases is attached, and further, the supporting rods 15 and 15 are extended upward and the upper end is bent in the horizontal direction, and a plurality of pin holes 15a, 15a and 15a are provided in the end in the horizontal direction.

Further, mounting portions 44, 44 of the support rods 15, 15 are mounted on the lower surface of the sub chain case 42 below the upper transport case 2, and the support rod 1
A plurality of pin holes 44a, 44a, 44a of the mounting portions 44, 44 of 5, 15 are provided in the horizontal direction. 45 is a pin for locking. Therefore, the upper transport case 2 can also be slid horizontally like the lower transport case 3 to change the interval between the left and right upper transport cases 2, 2.

In the upper transport case 2 as well as in the lower transport case 3, the chain 7 is placed between the drive chain sprockets 77 and 78.
It has a structure that can be hung on 9 to slide the upper transport case 2.

Further, the bases of the supporting rods 15 and 15 are structured to be slidable up and down with respect to the unit frame 14, and the upper transport case 2 is slid up and down to change the vertical interval between the upper transport case 2 and the lower transport case 3. It becomes possible to cope with the length of the grain culm that is transported by the above.

As shown in FIGS. 4 and 10, a stay 60 having a hook 60a is mounted on the outer surface of the unit frame 14 on one side, and a pin 37 is projected on the outer surface of the support plate 18 on one side. The lock lever is attached to the pin 37 via a spring 61.
38 is inserted.

38b is a support rod of the lock lever 38. Further, the lower end of the slide stay 35 is fitted and prevented from coming off by a pin 62. The slide stay 35 passes through the hole of the stay 60 and its upper end is attached to the lower surface of the upper transport case 2 by a locking portion 72.
Is anchored in. A spring 36 is interposed between the spring stopper 35a provided above the slide stay 35 and the stay 60 to easily rotate the unitized transport cases 2, 2, 3, 3 upward. It is a structure that can be done.

Further, at the position rotated upward, the recess 38a of the lock lever 38 is
By locking the hook to the hook 60a,
It is possible to fix the 3 and 3 at the top, which allows the combine to run when it is not working.

Further, the stay 28b provided on the support rod 28 of the divider 1 located at the front end of the upper transport case 2 is supported by the front support rod 15 by the pin 33. For this reason, the divider 1 is in a free state, but a spring 32 is interposed between the stay 28b on the support rod 28 side and the stay 31 on the upper transport case 2 side to urge the divider 1 downwards, and The tip of 1 is pushed down so that the divider 1 can help the tip to follow the ground only by its own weight.

(F) Effect of the invention The present invention having the above-described configuration has the following effects.

First, there are various standards for growing cereal culm crops such as soybeans in the field, and the morphology of crop crops varies from region to region.

For example, the volume at the bottom is small and the volume at the top is large, and vice versa.

In each of the carrying cases of the reaping and carrying mechanism according to the present invention, it is possible to finely adjust the distance between the carrying cases in the upper and lower two stages. It will be possible to deal with the culm.

Secondly, when the grain culm length and growing condition are different in the area, the mowing work can be performed without any support, and the upper and lower transport cases 2 and 3 are arranged at the right and left intervals according to the form of the crop. Since the crops are mowed, it is possible to avoid troubles such as retention, stains and damages of the crops without giving an excessive impact to the crops.

[Brief description of drawings]

FIG. 1 is a side view of the whole supply axial flow combine, FIG. 2 is a front view of the same, FIG. 3 is a power transmission diagram of the transfer device, FIG. 4 is a side view of the reaping transfer device, and FIG. FIG. 6 is a perspective view showing a frame and a supporting rod supported by a bevel gear case, FIG. 6 is a perspective view showing a supporting structure of a lower carrying case, and FIG.
Fig. 8 is a perspective view of the mounting part of the lower carrying case, Fig. 8 is a perspective view showing the support structure of the upper carrying case, Fig. 9 is a perspective view of the mounting part of the upper carrying case, and Fig. 10 is a lock lever and a slide. It is a rear surface sectional view showing a mounting structure of a stay. 2 …… Upper transport case 3 …… Lower transport case 14 …… Unit frame 15,16 …… Supporting rod 15a, 16a …… Pin hole 45,69 …… Pin

Claims (1)

[Scope of utility model registration request] 1. A mounting portion 44 of the upper transport case 2 on the lower surface of the upper transport case 2 and the lower transport case 3 so that the upper transport case 2 and the lower transport case 3 can be slid horizontally. The lower transport case 3 is equipped with a mounting portion 68, and a plurality of pin holes 44a and 68 are horizontally provided in the mounting portions 44 and 68.
A unit frame 14 for supporting each reaping and conveying device is also provided with a, and the supporting rod 15 of the upper conveying case 2 is horizontally projected from the upper position, and similarly, the lower conveying case 3 is horizontally arranged from the lower position. Of the support rod 16 of the
A plurality of pin holes 15a, 16a are provided side by side in the horizontal direction at the tips of 15, 16, and both mounting portions 44, 68 are supported by both supporting rods 15, 16, and pins 45, 6
Combine harvesting and conveying device characterized by being able to selectively lock at 9.