JP2002218821A - Culm transport device of combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the falling of culms to be transported with inner and outer auxiliary transport chains which are used for successively transporting the grain culms from a grin culm-feeding and transporting device for transporting the grain culms at the final end of a reaper and then delivering the transported culms to a threshing and nipping rod and the feed chain of a thresher. SOLUTION: Inner and outer auxiliary transport chains 12, 13 are disposed between the thresher 16 and the grain-feeding and transporting device 10 for transporting the culms at the final end of the reaper 3. Inner and outer guide rods 14, 15 for pressing and transporting the transported culms are disposed at prescribed positions above the inner and outer auxiliary transport chains 12, 13. Further, a culm fall-preventing plate 17 comprising an elastic material is disposed at a transport action upper portion between the inner and outer guide rods 14, 15.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an inner / outer auxiliary transfer chain provided between a grain culm supply / transfer device for conveying a culm at the final end of a reaper and a threshing machine. At a predetermined position on the upper side of the outer auxiliary transfer chain, an inner / outer guide rod which presses and transfers the culm to be transferred, and an upper portion of the transfer action between the inner / outer guide rod, a grain made of an elastic material This is a technique provided with a culm zero prevention plate, and can be used as a grain culm transfer device for combine harvesters.

[0002]

2. Description of the Related Art Harvesting of piled culm by a combine is performed by cutting a culm stalked by a rake unit of a squeeze and transfer device of a reaper in front of a traveling platform of the combine. The harvested culm is successively transferred to the upper rear part by each transfer device and the cereal culm supply transfer device at the final end, is transferred to the inner and outer auxiliary transfer chains and transferred, and is threshed with the feed chain of the threshing machine. It is handed over to the holding rod, threshed during the transfer in the threshing machine, threshed and sorted kernels are
It is transferred and supplied into the grain storage tank, and is temporarily stored in the grain storage tank.

[0003]

The grain culm is transferred from the grain culm supply / transfer device at the last end of the reaper for transferring the grain culm, and the grain culm is transferred to the feed chain of the threshing machine and the threshing pinching rod. There is no guide rod on the upper side of the inner / outer auxiliary transfer chain that presses and transfers the culm to be transferred from the upper part. For this reason, if the reaper shakes greatly due to unevenness in the field, etc. When the culm reaches zero or when the stalk rotates at the final position of the ridge, the reaper is stopped, and the reaper is further raised and swung to stop the halting of the grain in each part. Among the culms, especially, the grain culm stopped on the inner / outer auxiliary transfer chain has often spilled. However, the present invention is intended to solve these problems.

[0004]

For this purpose, according to the present invention, there is provided an apparatus for feeding and transferring grain culm at a final end for transferring culm of a mowing machine 3 in front of a traveling undercarriage 2 according to the first aspect of the present invention. 10, an inner auxiliary transfer chain 12 inside the front inside of a threshing machine 16 mounted on the upper side of the traveling platform 2 for taking over and transferring the cereals from the cereal stem supply / transfer device 10, an outer auxiliary transfer chain 13 outside the front, Feed chain 16a of threshing machine 16 for transferring and transferring grain culm from inner and outer auxiliary transfer chains 12, 13.
And the combine provided with the threshing sandwiching rod 16b and the like,
The outer guide rod 15, which presses and transports the culm to be transported by the inner and outer auxiliary transfer chains 12, 13, is at the rear end of the side frame 38 supporting the reaper 3 and is the upper end of the chain plate 13a of the outer auxiliary transfer chain 13. Is located within the range of action of the transfer mountain portion 13b for transferring the cereals, and is rotatably provided. At the base of the outer guide rod 15, the transfer end portion of the inner guide rod 14 is attached to the inner auxiliary transfer chain 12. This is a combine grain transferring apparatus provided in contact with the chain pipe 12b.

[0005] In the invention according to the second aspect, at the rear end of the side frame 38, a grain stalk zero prevention plate 17 made of an elastic material or the like is provided at the upper portion of the transfer action of the inner and outer auxiliary transfer chains 12, 13. The grain culm transfer apparatus for combine harvesters according to claim 1, wherein the apparatus is provided between the inner and outer auxiliary transfer chains (12, 13) toward the upper rear side.

[0006]

According to the present invention, the cultivation of the pilgrim cultivars is carried out by a combine. The harvested culm is sequentially transferred to the rear upper portion by the transfer device of the culm scraping transfer device and the cereal culm supply transfer device 10 at the final end, and the inner and outer auxiliary transfer chains 12 and 13 are cut.
At the rear end of the side frame 38 which supports the reaper 3 which presses and transports the grain stalk transferred by the inner and outer auxiliary transfer chains 12, 13, the upper end of the chain plate 13a of the outer auxiliary transfer chain 13 is transferred. The outer guide rod 1 rotatably provided within the range of action of the transfer crest 13b acting thereon.
5 and an inner guide rod 14 having a transfer end in contact with a chain pipe 12b of an inner auxiliary transfer chain 12 at the base of the outer guide rod 15, which is transported while being nipped and held by the threshing machine 16 The grain is taken over by the chain 16a and the threshing holding rod 16b, is threshed while being pinched and transported in the threshing machine 16, and the threshed and sorted kernel is transferred and supplied into a grain storage tank. It is temporarily stored within.

When the combine is turned at the end of the strip after the cutting has been completed, the reaper 3 is stopped, and when the combine is rotated upward, the rear end of the side frame 38 is made of an elastic material or the like. , Inside and outside auxiliary transfer chain 12,
13, the inner and outer auxiliary transfer chains 1
Between 2 and 13, the grain stalk zero prevention plate 17 provided rearward is located on the lower side, and the inner and outer guide rods 14 and 15 are located on the upper side, and these inner and outer auxiliary transfer chains 12, 13
The grain culm stopped during the transfer is sandwiched by these upper and lower inner and outer guide rods 14, 15 and the lower grain culm zero prevention plate 17, and the grain culm is held in a non-spilling state. This combine turns.

[0008]

According to the first aspect of the present invention, the grain culm supply and transfer apparatus 1 at the final end position for transferring the cereal culm of the reaper 3 is provided.
0, the feed chain 16a of the threshing machine 16 and the threshing sandwiching rod 16b, and the inner and outer guide rods are provided at predetermined positions above the inner and outer auxiliary transfer chains 12, 13 for transferring the grain culm. By providing 14 and 15, the grain stalks transferred by these inner and outer auxiliary transfer chains 12 and 13 are from the upper part,
Even when the reaper 3 is shaken due to irregularities in the field, the stalks of the grain stalks are transferred by being transferred in a pressed state to the feed chain 16a of the threshing machine 16 and the threshing holding rod 16b. Can be prevented.

According to the second aspect of the present invention, the inner / outer auxiliary transfer chain 1 is provided between the inner / outer guide rods 14 and 15.
A grain culm zero prevention plate 17 is provided on the upper part of the transfer action of 2, 13 so that even when the reaper 3 is stopped and turned at the end of the strip, these inner and outer guide rods are used. 1
The grain stalk is pinched and held by the grains 15 and the grain stalk zero prevention plate 17, thereby preventing the grain stalk from spilling even when the reaper 3 shakes during turning. can do.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. The reaping machine 3 provided at the front of the traveling platform 2 of the combine 1 is raked by the raking device 5 of the cereal culm raking and transferring device 4 sequentially provided from the lower front to the upper rear, and the reaping cultivars are cut. The harvested culm is cut by the blade device 6, and the harvested culm is moved to the upper rear part by the stock / head transfer devices 7 and 8 of the cereal stalk scraping transfer device 4, the handling depth adjusting transfer device 9, and the cereal culm supply transfer device 10. To the inner and outer auxiliary transfer chains 12 and 13 of the auxiliary transfer device 11 provided on the front side of the threshing machine 16, and these inner and outer auxiliary transfer chains 12 and 13 and the inner and outer It is configured to be pinched and transported by the guides 14 and 15, transferred to the feed chain 16a of the threshing machine 16 and the threshing pinching rod 16b, and pinched and transported. Inner / outer auxiliary transfer chains 12, 13 of these auxiliary transfer devices 11,
Inner / outer guides 14, 15 and these inner / outer guides 14,
The grain stalk zero prevention plate 17 and the like provided between 15 are mainly illustrated and described.

A traveling device 18 having a pair of left and right traveling crawlers 18a for traveling on the soil surface is disposed below the traveling platform 2 of the combine 1 as shown in FIGS. On the upper side of 2, a threshing machine 16 is mounted. The raised culm is cut by the cutting blade device 6 of the reaper 3 on the front side of the traveling chassis 2, and the reaped culm is transferred to each of the transfer devices 7, 8, 9, and 10 of the cereal stalk scraping transfer device 4 of the reaper 3. The grain storage tank 16c which is transported to the upper rear portion by a feed chain 16a and a threshing sandwiching rod 16b of the threshing machine 3 to take over and transport and thresh, collect threshed and sorted kernels, and temporarily store them is provided in a grain storage tank 16c. , Arranged on the right side of the threshing machine 16.

At the rear side of the grain storage tank 16c for discharging the grains stored in the grain storage tank 16c to the outside of the machine, a discharge support cylinder 19 provided with a vertical transfer spiral 19a is rotated in a substantially vertical posture. The discharge support cylinder 19 is provided movably mounted.
The discharge auger 20, which has a discharge spiral 20a that discharges grains to the outside of the machine over the entire length of the combine 1 at the upper end thereof, extends and contracts, vertically rotates, and turns left and right. It is a configuration arranged in the horizontal direction.

As shown in FIG. 11, an operating device 21a for starting and stopping the combine 1 and for adjusting the components are mounted on a front portion of the threshing machine 16 and an operator for performing these operations. The cockpit 21b is an operation room frame 22a.
The engine 23 is mounted below the cockpit 21b, above the traveling chassis 2, and a grain storage tank 16c is provided behind the operation room 22b. These traveling device 18, reaper 3, threshing machine 16
And the engine 23 and the like, the body 1a of the combine 1 is formed.

In the culm transfer path formed by the cereal culm supply and transfer device 10 at the final end of the cereal stalk raking and transferring device 4 of the reaper 3, the culm is brought into contact with the culm to be cut and transferred. Thus, a grain culm sensor 3a for detecting whether or not the grain culm is transported and supplied to the threshing machine 16 is provided.

A potentiometer type vehicle speed sensor for detecting the traveling vehicle speed based on the output rotation of the transmission mechanism in a transmission transmission case in a traveling transmission case 23a mounted on the front end of the traveling chassis 2. 23b. The reaper 3 is provided with a support rod 24 which is inclined from a lower front part to a rear upper part as shown in FIGS. 1, 2, 4, 8, and 11, and a transmission mechanism is provided at an upper end part of the support rod 24. A support pipe case 25 having a built-in support pipe case 25a is provided in the left and right direction.
An input pulley (not shown) for inputting to the transmission mechanism 25a is provided, and an output pulley 25b for outputting the power of the transmission mechanism 25a is provided outside the other side.
5b, the inner and outer auxiliary transfer chains 12, 13 are driven to rotate. The support pipe case 25 is used for the traveling chassis 2
It is configured to be rotatably supported by a support device 26 provided on the upper side surface. By operation of the telescopic cylinder 27 driven by hydraulic pressure, the reaper 3 is pivoted around the support pipe case 25 as a rotation center.
Is configured to rotate up and down with respect to the soil surface.

The reaper 3 is shown in FIGS.
, The narrow guide 28a and the weeding body 28b for separating the raised culm sequentially from the tip position, the respective raising devices 6a for raising the separated cereal culm, and the cereal squeezing for squeezing the raised culm. A scraping device 5 of the transfer device 4, a cutting blade device 6 for cutting the stalked stalks, and a stock source for transferring the stock side of the stalk stalk transfer device 4 for sequentially transferring the cut stalks to the upper rear. The handling depth adjustment for adjusting the handling depth according to the stock transfer chain 7a of the transfer device 7, the transfer chain 8a with the tip lag of the tip transfer device 8 for transferring the tip side, and the culm length of the grain culm to be transferred. The transfer chain 9a for adjusting the handling depth of the transfer device 9, the supply transfer chain 10a stretched in a substantially triangular shape of the grain culm supply transfer device 10 at the final end of the transfer, and the holding device 2 holding the holding rod 29a.
9 is provided.

The operation of the long culm detection rod 30a and the short culm detection rod 30b for detecting the long culm and the short culm length of the culm to be conveyed is detected above the cereal culm transfer device 4. ON
-OFF switch type long / short detection switch 31c, 3
1d. Of the auxiliary transfer device 11
The outer auxiliary transfer chains 12 and 13 are connected to the front side of the threshing machine 16,
This is a configuration provided between the grain stalk raking and transferring device 4 and the grain stalk feeding and transferring device 10. These inner and outer auxiliary transfer chains 12, 1
As shown in FIG. 8, a transmission case 31 provided with a transmission mechanism 31a for rotating and driving the rotary shaft 3 is provided with an inner support plate 31b provided between a mounting plate 31d provided on a front side plate 16d of the threshing machine 16 and a support pipe case 25. And the outer support plate 3 provided between the transmission case 31 and the support pipe case 25.
1c.

A pulley 32a provided at the shaft end of the lower shaft 32c of the transmission mechanism 31a of the transmission case 31 and a pulley 2 provided at the outer end of the transmission mechanism 25a of the support pipe case 25.
The transmission mechanism 31a of the transmission case 31 is driven to rotate, and the inner / outer auxiliary transfer chains 12 and 13 are driven to rotate by driving a belt 25c around the belt 5c.

As shown in FIGS. 8 and 9, the inner auxiliary transfer chain 12 includes a drive sprocket 32b provided at the shaft end of an upper shaft 32d of a transmission mechanism 31a of a transmission case 31, and a front inner side at a transfer start end side. Inner front sprocket 33 inside a two-stage sprocket 33 supported by a shaft 36a and a front outer shaft 36b
a and the inner rear sprocket 34a pivotally supported by the rear inner shaft 36c of the transfer end portion.

As shown in FIGS. 8 and 10, the outer auxiliary transfer chain 13 includes an outer front sprocket 33b outside the two-stage sprocket 33 supported by a front outer shaft 36b and an outer front sprocket 35 at the transfer start end. , Rear outer shaft 3 at the end of transfer
In this configuration, the outer sprockets 34b, 34b pivotally supported at 6d are provided. Inner and outer auxiliary transfer chains 12, 13
Are provided with inner / outer chain tensions 37a, 37b and inner / outer chain rails 37c, 37b so that they can cope with the extension of the inner / outer auxiliary transfer chains 12, 13.

The lower surface of the side frame 38, which is inclined from the lower front part on the left side to the upper rear part and supports the reaper 3, has a U-shaped mounting plate 38a having a U-shaped cross section. A support base 38b is fixedly provided. The support base 38b is formed, for example, with a substantially L-shaped mounting base made of a round bar as shown in FIGS. The outer guide rod 15 is vertically rotatably positioned above the outer auxiliary transfer chain 13 and between the front and rear chain plates 13a, 13a of the outer auxiliary transfer chain 13 so as to be inserted and provided. .

The side view of the outer guide rod 15 shows the chain plate 1 of the outer auxiliary transfer chain 13 as shown in FIGS.
3a is provided within the range of action of the transfer mountain portion 13b for transferring the cereal culm at the upper end portion, and does not move downward from within this range of action. When it is performed, it is configured to pivot upward.

The base of the outer guide 15 has a mounting plate 15
a is fixedly provided, and the mounting plate 15 a
As shown by, for example, a round bar is used, and a mounting portion 14a is formed on a base portion, and an inner guide rod 14 extended rearward is attached with a bolt, a nut, or the like. The rod 14 is located on the upper side of the inner auxiliary transfer chain 12.
This is a configuration provided between 2a and 12a.

A side view of the transfer end portion of the inner guide rod 14 is shown on the outer periphery of each chain pipe 12b which is pivotally provided between the chain plates 12a of the inner auxiliary transfer chain 12, as shown in FIGS. This is a configuration provided so as to be in contact with the side surface. The outer diameter of the round bar of the inner guide rod 14 is smaller than the outer diameter of the round bar of the outer guide rod 15.

The grain culm transferred by the grain culm supply / transfer device 10 of the reaper 3 is transferred and transferred to the feed chain 16a and the threshing holding rod 16b of the threshing machine 16.
Inner and outer guide rods 14 and 15 are provided at predetermined positions in the vertical direction above the outer auxiliary transfer chains 12 and 13 to press the grain stalk being transferred by the inner and outer auxiliary transfer chains 12 and 13 from above. The inner and outer transfer chains 12, 13
Can be reliably transferred to the feed chain 16a and the threshing sandwiching rod 16b, and the stalks can be prevented from spilling.

As shown in FIG. 1, an L-shaped support plate 38c is fixedly provided below the mounting plate 38a at the upper end of the side frame 38 and below the outer peripheral portion of the side frame 38. The grain stalk zero prevention plate 17, which is made of an elastic plate material, is provided on the support plate 38c so as to extend rearward and to be attached with bolts, nuts, and the like.

As shown in FIGS. 1 to 3, the grain stalk zero prevention plate 17 is located above the inner and outer auxiliary transfer chains 12 and 13 and is located between the inner and outer auxiliary transfer chains 12 and 13. This is a configuration provided at an intermediate portion. When the harvester 3 of the combine 1 finishes cutting to the end of the strip and turns at the end of the strip, the operation of the cutter 3 is stopped, and the cutter 3 is raised. In some cases, the grain stalk zero prevention plate 17 is used for the inner and outer auxiliary transfer chains 1.
2, 13 and the inner and outer guide rods 14 and 15 are located at a lower portion, whereby the culm zero prevention plate 17 and the inner and outer guide rods 14 and 15 are in the middle of transportation. The stopped grain culm is pinched and held, and even when the turning operation is performed by stopping and raising the reaper 3, it is possible to prevent the grain stalk from spilling. .

The L-shaped stock chain rail 7b holding the stock chain 7a on one side (left side) of the stock chain transfer device 7 is located on the front and rear sides of the stock chain rail 7b as shown in FIGS. At a predetermined position, the front / rear rotating rods 39a,
One end of 39b is rotatably mounted by rear pivot pins 39d, 39d, and the other end is a raking frame 5 supporting the raking device 5 by front pivot pins 39c, 39c.
a.

As shown in FIGS. 5 to 7, a lock lever 40 having an engaging groove 40a is rotatably mounted on the stock chain rail 7b with a support pin. When the engaging groove 40a of the lock lever 40 is operated to engage with the fixing pin 40b provided on the raking frame 5a, the stock chain rail 7b is rotated about the front turning pins 39c, 39c as the stock center. In this configuration, the transfer chain 7a is rotated in a stretched state. When the engaging groove 40a of the lock lever 40 is operated from the fixing pin 40b to the open state, the stock transfer chain 7a is pinched with the stock transfer chain 7a with the front rotation pins 39c, 39c as the center of rotation. It is configured to rotate to a state where a gap is generated between the rod 7c.

As a result, it is possible to easily remove the grain stem clogged between the stock transfer chain 7a and the stock holding rod 7c. The support device 2 is pivoted about a support pipe case 25 provided at the upper end of a support rod 24 of the reaper 3.
As shown in FIG. 12 and FIG. 13, the support pipe case 25 and the support device 26 supported by 6 are provided with a cutting height sensor device 41 for detecting the elevation of the reaper 3.

The cutting height sensor device 41 is configured such that a cutting arm 41b provided with a groove 41c for rotational movement is rotatably provided on a cutting height sensor 41a such as a potentiometer. The cutting height sensor 41a and the sensor arm 41b are provided on the rear side of the support device 26.

On the upper part of the support pipe case 25,
The arm 42 is mounted and provided, and a pin 42a is fixedly provided at the tip of the arm 42, and the pin 42a is inserted into the groove 41c of the sensor arm 41b. In conjunction with the rotation of the support pipe case 25, the arm 42 moves up and down, and the sensor arm 41b moves up and down. The up and down movement is detected by the cutting height sensor 41a.
With this detection, the vertical position of the reaper 3 is detected to detect the reaping height.

The cutting height sensor device 41 includes a cutting height sensor 4.
1a, a sensor arm 41b, an arm 42, an arm pin 42a, and the like. The cutting height sensor device 41 includes, as shown in FIG. 12 and FIG. In the vicinity of the left end of the supporting device 26 of FIG.

Thus, the elevation of the circular rotation of the reaper 3 can be directly replaced with the elevation of the circular rotation by the cutting height sensor device 41, and an accurate cutting height can be detected. be able to. In addition, the number of constituent parts can be reduced, and thus the cost can be reduced. Further, when the reaper 3 is attached and detached, the cutting height sensor device 41
Of the cutting height sensor 41a and the sensor arm 41b can be prevented.

The output configuration of the power to the reaper 3 is shown in FIG.
As shown in FIG. 4 and FIG. 15, a belt 43c is stretched between an output pulley 43a and an input pulley 43b for inputting power to the reaper 3. A tension arm 44 that pivotally supports a tension pulley 44a that “turns in” and “turns off” the belt 43c is rotatably provided, and a cutting lever 45 that “turns in” and “turns off” the tension arm 44 includes an operating device 21a. The cutting lever 45
A cutting wire 45a and a tension spring 45b are provided and connected between one end of a support plate 44b provided on the tension arm 44 and one end thereof.

As shown in FIG. 15, a pillow handling lever 46 is rotatably provided on the left side plate 16e of the threshing machine 16 near the junction between the mower 3 and the threshing machine 16.
6, a pillow handling wire 46a and a return spring 46b are provided and connected between the other end of the tension arm 44 and the support plate 44b.

When the pillows are manually supplied between the feed chain 16a of the threshing machine 16 and the threshing sandwiching rod 16b to perform a pillow handling operation, the left side plate 16e of the threshing machine 16 is used. The pillow handling lever 46 provided on the feed chain 16a side is operated to the "off" side to stop the operation of the reaper 3, and then the pillow handling operation is performed.

Thus, when the pillows are manually supplied and the pillows are to be handled and the pillow handling operation is to be performed, the pillow handling operator directly operates the "pillow handling lever 46" to stop the mowing machine 3. After that, the pillow can be handled safely, so that the work can be performed safely. In addition, an accident caused by an erroneous operation can be prevented by directly operating by a driving operator.

An input pulley 47 for inputting to the threshing machine 16
The input counter 47 for receiving an input counter shaft 47a for supporting the b is provided below the feed chain 16a in front of the threshing machine 16 as shown in FIGS. The left and right mounting plates 47c and 47d fixedly provided on both sides are attached to the front side plate 1 of the threshing machine 16.
This is a configuration in which a bolt and a nut are mounted on 6d.

On the side of the input counter 47 near the left mounting plate 47c, a middle mounting plate 47e is fixedly provided. The left support device 26 includes a left bracket 49a.
Is provided with bolts or the like.
The upper and lower ends of a left plate 48a projecting to the front lower part are mounted and connected between the upper and lower ends of a left plate 48a provided on the input counter 47 by bolts and nuts.

A right bracket 49b is mounted on the right support device 26 with bolts or the like, and projects between the right bracket 49b and a right mounting plate 47d provided on the input counter 47 in a lower front part. The upper and lower ends of the right plate 48b are mounted and connected by bolts, nuts, and the like.

Thus, the support devices 2 on both the left and right sides are provided.
6, 26 and the front side of the threshing machine 16 are connected to each other to increase the strength.
6 can be accurately positioned. The lower end of the transfer start end between the inner chain rails 37c and the outer chain rails 37d of the inner and outer auxiliary transfer chains 12, 13 of the auxiliary transfer device 11 is provided with a connection plate 50 fixed thereto as shown in FIGS. And connected. Further, the traveling platform 2 supports a support rod (both not shown) for supporting a chain slide that receives the feed chain 16a so that the feed chain 16a can rotate to the left outside.
The support frame 51 provided on the upper support device 26 of
The receiving plate 51a is fixedly provided, and between the receiving plate 51a and the connection plate 50, the upper and lower ends of the reinforcing stay 50a are mounted and connected by bolts, nuts and the like, and are connected. Reference numeral 51b denotes a support boss.
The supporting rods (both not shown) provided on the chain slide at b and 51b are rotatably supported.

Thus, the inner and outer auxiliary transfer chains 12,
Thirteen support parts could be increased in strength. As shown in FIG. 22, the transfer mountain portion 12c for transferring the grain culm at the upper end portion of each chain plate 12a of the inner auxiliary transfer chain 12 is abolished every other chain plate 12a.

As a result, it is possible to prevent the spike end side of the cereal stalk from being inserted and supplied to the threshing machine 16 in advance, so that the culm to be threshed is cut at the entrance side of the threshing machine 16. Can be reduced, and the generation of straw waste and culm cutting can be prevented.

[Brief description of the drawings]

FIG. 1 is an enlarged side view when the inner and outer guide rods are operated.

FIG. 2 is an enlarged side view when the inner and outer guide rods are not operated.

FIG. 3 is an enlarged plan view of the inner and outer guide rods.

FIG. 4 is an overall enlarged side view of the reaper.

FIG. 5 is an overall enlarged plan view of the reaper.

FIG. 6 is an enlarged plan view of the chain of the chain of stock yuan.

FIG. 7 is an enlarged side view of the stock chain chain.

FIG. 8 is an enlarged plan view of an auxiliary transfer device.

FIG. 9 is an enlarged side view of an auxiliary transfer chain portion of the auxiliary transfer device.

FIG. 10 is an enlarged side view of an outer auxiliary transfer chain portion of the auxiliary transfer device portion.

FIG. 11 is an overall side view of the combine.

FIG. 12 is a view showing another embodiment, and is an enlarged side view of a cutting height sensor device.

FIG. 13 is a view showing another embodiment, and is an enlarged rear view of a cutting height sensor device.

FIG. 14 is a view showing another embodiment, and is an enlarged side view of a pillow cutting lever part.

FIG. 15 is a view showing another embodiment, and is a side view of a cushioning lever part.

FIG. 16 is a view showing another embodiment, and is an enlarged front view of an input counter section of the reaper.

FIG. 17 is a view showing another embodiment, and is an enlarged side view of an input counter section of the reaper.

FIG. 18 is a view showing another embodiment, and is an enlarged side view of the left support portion of the input counter.

FIG. 19 is a view showing another embodiment, and is an enlarged side view of a right support portion of the input counter.

FIG. 20 is a view showing another embodiment, and is an enlarged plan view of a reinforcing stay portion of an inner / outer chain rail.

FIG. 21 is a view showing another embodiment, and is an enlarged side view of a reinforcing stay portion of the inner and outer chain rails.

FIG. 22 is a view showing another embodiment, and is an enlarged side view of an inner auxiliary transfer chain portion.

[Explanation of symbols]

 Reference Signs List 2 traveling chassis 3 reaper 10 grain culm supply and transfer device 12 inner auxiliary transfer chain 12a chain pipe 13 outer auxiliary transfer chain 13a chain plate 13b transfer mountain part 14 inner guide rod 15 outer guide rod 16 threshing machine 16a feed chain 16b threshing sandwiching rod 17 Grain stalk zero prevention plate 38 side frame

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification FI FI Theme Court ゛ (Reference) A01F 12/10 A01F 12/10 N (72) Inventor Jun Mizushima 1 No. 1 Hachikura, Tobe-cho, Ibe-gun, Ehime Prefecture Iseki Agricultural Machinery F-term (Reference) 2B084 AA01 AC05 BD19 BD26 BF05 BF13 BF20 BH20

Claims (2)

[Claims] 1. A grain culm supply / transfer device 10 at a final end for transporting grain culm of a mowing machine 3 on a front side of a traveling chassis 2 and an upper side of a travel gantry 2 for taking over and transferring grain culm from the grain culm supply / transport device 10. The auxiliary transfer chain 12 inside the front of the mounted threshing machine 16
And a feed chain 16a of a threshing machine 16 for taking over and transferring a grain stalk from the inner and outer auxiliary transfer chains 12, 13 and a threshing sandwiching rod 16b.・ External auxiliary transfer chain 1
The outer guide rod 15, which presses and transports the culm to be transported by 2 and 13, transfers the cereal culm at the upper end of the chain plate 13a of the outer auxiliary transport chain 13 at the rear end of the side frame 38 supporting the reaper 3. The outer guide rod 15 is provided at the base of the outer guide rod 15 so that the transfer end of the inner guide rod 14 abuts on the chain pipe 12b of the inner auxiliary transfer chain 12. Combine grain culm transfer device, characterized in that it is provided with 2. At the rear end of the side frame 38, a grain stalk zero prevention plate 17 made of an elastic material or the like is provided at an upper portion of the inner / outer auxiliary transfer chains 12 and 13 for the inner / outer auxiliary transfer. The grain culm transfer device for combine harvesters according to claim 1, wherein the device is provided between the chains 12 and 13 so as to face rearward and upward.