JP4277418B2 - Combine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a combine , and between a feed chain of a threshing machine that takes over a harvested cereal meal from a supply transfer chain of a transfer terminal of a reaper and an outside of a transfer terminal of the supply transfer chain. This is a technique in which an auxiliary transfer chain is provided with the transfer start end positioned at the bottom, and can be used as a combine culm transfer device.
[0002]
[Prior art]
The harvesting operation of the napped cereals by the combine is carried out by using each cutting chain for transferring the cereals by the cutting blade device of the reaper at the front part of the traveling carriage of this combine and transferring the stock side and the tip side of the harvested cereals. Then, it is transferred to the rear upper part sequentially by the handling deep transfer chain and the supply transfer chain, etc., and the cereals are taken over from the supply transfer chain to the feed chain and the holding bowl of the threshing machine, and the threshing is carried out by the feed chain and the holding bowl. Threshing is carried out during nipping and transporting in the machine, and the grain that has been threshed and sorted into this combine is temporarily stored.
[0003]
[Problems to be solved by the invention]
When handing over cereals fed from the feed transport chain at the transfer end of the reaper between the threshing machine feed chain and the holding slag, spillage of the cereals may occur or the takeover posture may be disturbed However, the present invention is intended to solve these problems. Or combined it was reducing the cost of the transport apparatus.
[0004]
[Means for Solving the Problems]
For this purpose, the present invention provides a supply transfer chain (8a) located at a transfer terminal end for transferring the harvested cereals harvested by the reaper (3) in front of the traveling chassis (2) , and the supply transfer chain (8a). The feed chain (10) of the threshing machine (9) with the transfer start end positioned on the outside lower side of the transfer terminal end, and the feed transfer chain (8a) and the feed chain (10 ) on the front side of the threshing machine (9) In the combine provided with the auxiliary transfer chain (37, 38) in the front-rear direction, the reaper (3) with the support pipe rod (20a) equipped with the transmission mechanism (20c) as the center of rotation. Is provided so as to be rotatable with respect to the support device (20b), a connection plate (29) is provided between the support device (20b) and the threshing machine (2), and is transmitted to the outer surface of the connection plate (29). Case (30) is provided and this transmission The power source (30) is configured to receive power from the transmission mechanism (20c) in the support pipe rod (20a), and the output shaft (32) protruding to the side of the transmission case (30) has a drive side. And a pulley (35b) on the driven side is provided on the front support shaft (35a) provided at the front end of the support arm (30a) provided on the transmission case (30). 32b, 35b) is transmitted between the belt (34c) and the front auxiliary sprocket (35c) provided at the shaft end of the front support shaft (35a) and the rear support shaft (36a) of the rear end of the support arm (30a). The auxiliary transfer chain (37, 38) is provided between the auxiliary sprocket (36b) and the grain plate on the chain plate (37a, 38a) of the auxiliary transfer chain (37, 38). Grain transfer And combine the structure, characterized by being configured to polymerized state a grain稈移feeding action unit for transferring the culms Chen plate (10b) of said the working section the feed chain (10).
[0005]
[Effects of the Invention]
The harvesting operation of the napped grain mash with the combine is carried out with the cutting blade device of the reaper 3 at the front part of the traveling chassis 2 of this combine. Threshing which is transferred to the rear upper part by the chain, the handling deep transfer chain, the supply transfer chain 8a, etc., and the transfer start end portion is located at the lower outer side of the transfer terminal end of the supply transfer chain 8a. The feed chain 10 and the holding trough of the machine 9 and the front side of the threshing machine 9 are located between the supply and transfer chain 8a and the feed chain 10 near the transfer start end of the feed chain 10. The auxiliary threshing chains 37 and 38 provided and transferred, and the threshing machine 9 is threshed during the nipping and transfer between the feed chain 10 and the holding bowl, and the threshed and selected grains are This And it is temporarily stored to the emissions.
[0006]
During this harvesting operation, the cereals transferred by the supply transfer chain 8a are taken over by the auxiliary transfer chains 37 and 38, and are transferred from the transfer end portion to the transfer start end side of the feed chain 10.
[0007]
【The invention's effect】
According to the present invention, since the transfer start end side of the feed chain 10 and the transfer end portions of the auxiliary transfer chains 37 and 38 are configured to be superposed, the takeover of the cereal can be improved, It can prevent spillage of cereals. In addition, with this configuration, an internal auxiliary transfer chain has been conventionally installed inside the auxiliary transfer chains 37 and 38, but this can be eliminated and the cost is reduced.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. The reaper 3 provided at the front part of the traveling chassis 2 of the combine 1 includes a squeeze transfer device 4 that rakes napped cereals in order from the lower front part to the upper rear part, and slashing the cereals that have been squeezed. A blade device 5, a cereal transfer device 6 for transferring the harvested culm, a transferred depth adjusting transfer device 7 for transferring the harvested cereal inherited from the cereal transfer device 6 and adjusting a handling depth; A feed transfer device 8 for transferring the harvested cereals taken over from the handling depth adjusting transfer device 7 is provided, and the cereals transferred by the supply transfer device 8 are fed from the threshing machine 9 placed on the upper side of the traveling chassis 2. The chain 10 and the clamping rod 10a and the auxiliary transfer chain 11 provided on the front side of the threshing machine 9 are transferred between the supply transfer chain 8a of the supply transfer device 8 and the feed chain 10 for transfer. It is. The supply transfer chain 8a, the auxiliary transfer chain 11, the feed chain 10 and the like will be mainly illustrated and described.
[0009]
The harvested cereal mash transferred by the supply transfer chain 8a of the supply transfer device 8 of the reaper 3 is taken over and transferred by the feed chain 10, the clamping pod 10a, and the auxiliary transfer chain 11, and these feed chains 10 It is the structure which threshs the inside of the threshing machine 9 during the nipping transfer with the holding bowl 10a .
[0010]
A traveling device 12 having a pair of left and right traveling crawlers 12 a that travel on the soil surface is disposed below the traveling chassis 2 of the combine 1, and a threshing machine 9 placed on the upper side of the traveling chassis 2 is disposed. On the right side in plan view, a grain storage tank 13 for collecting and temporarily storing the threshed and sorted grain is mounted.
[0011]
On the rear side of the grain storage tank 13, a discharge support cylinder 14 equipped with a vertical transfer spiral 14a for discharging the grains stored in the grain storage tank 13 to the outside of the machine is rotatable in a substantially vertical posture. A discharge auger 15 is provided that can be retracted and is provided at the upper end of the discharge support cylinder 14 so that the discharge spiral 15a for discharging the grains to the outside of the combiner 1 extends to the front and rear of the combine 1. It is the structure arrange | positioned so that rotation up and down and right and left are possible.
[0012]
In the front part on the threshing machine 9 side, an operation room 16 is formed by an operation room case 16a. In the operation room 16, there are provided an operation device 17 for operating, adjusting, starting and stopping each part of the combine 1, a pilot seat 17a on which a pilot driver is seated, and the traveling chassis 2 under the pilot seat 17a. The engine 18 is mounted on the upper side surface, and the grain storage tank 13 is disposed on the rear side. The harvester 3, the threshing machine 9, the traveling device 12, the engine 18, and the like constitute the body 1 a of the combine 1.
[0013]
Grains that detect the presence or absence of cereals in the threshing machine 9 by contact action with the reaped cereals that are harvested and transferred in the cereal transport path formed by the supply and transfer device 8 of the reaper 3 It is the structure which provided the heel sensor 3a. A vehicle speed sensor 19 a that detects a traveling vehicle speed based on the output rotational speed is provided in a transmission path in a traveling mission case 19 mounted on the front end portion of the traveling chassis 2.
[0014]
As shown in FIGS. 5, 6, and 10, the reaper 3 is provided with a support rod 20 that is inclined from the lower front portion to the upper rear portion, and a support pipe with a transmission mechanism 20 c installed at the upper end portion of the support rod 20. provided rod 20a in the lateral direction, the supporting pipe rod 20a in the support device 20b provided in the traveling chassis 2 upper, as the rotation around the support pipe rod 20 a, which is rotatably supported with the structure.
[0015]
The reaper 3 by operation of the telescopic cylinder 3b by a hydraulic drive, the support pipe rod 20 a as the pivot center, the reaper 3 is configured to vertically movable pivot relative soil surface. As shown in FIGS. 5, 6, and 10, the reaper 3 sequentially raises the narrow guide 21a for separating the napped cereals and the weeds 21b and the separated cereals from the front end position. Each pulling device 22; each scraping star wheel 4a that scratches the stock side of the raised grain basket; each of the belts 4b with a scraping lug that scratches the tip side; Cutting blade device 5 for cutting the included grain straw, each stock source transfer chain 6a for transporting the stock side of the harvested grain straw, each chain 6b with a transfer lug for transporting the tip side, and holding for each transfer A handling depth transfer chain with the rotation metal 7a for adjusting the supply depth of the corn mash supplied to the threshing machine 9 as the rotation center by the culm transfer device 6 comprising the cocoon 6c and the like, and the culm length of the transferred pestle A handling depth motor 7c for forward / reverse rotation that moves the 7b up and down, and a handling depth transfer chain 7b A handling depth adjusting and transferring device 7 including a holding rod 7d provided, a supply transfer chain 8a formed in a substantially triangular shape in a plan view of a transfer terminal portion, and a transfer device provided to face the supply transfer chain 8a It is the structure which provided the supply transfer apparatus 8 which consists of the clamping rods 8b. The supply / transfer chain 8a of the supply / transfer apparatus 8 is configured to be manually deformable by the length of the culm.
[0016]
On the upper side of the cereal transfer device 6, there are provided a long culm detection bar 23 a and a short culm detection bar 23 b for detecting whether the transferred culm is a long culm or a short culm. This is a configuration in which a long / short rod sensor 23 including ON / OFF switch type detection switches (not shown) for detecting the operation of the short rod detection rods 23a and 23b is provided.
[0017]
On the left side of the threshing machine 9 in plan view, as shown in FIG. 1 and FIG. 4, the grain to be nipped and transferred between a supply transfer chain 8a provided at the transfer terminal portion of the reaper 3 and a transfer holding rod 8b. Auxiliary transfer chain 11 is provided in the front-rear direction between the feed chain 10a for taking over and transferring the straw and the holding bowl 10a and between the supply transfer chain 8a and the feed chain 10 on the front side of the threshing machine 9. It is a configuration.
[0018]
The front sprocket shaft 24c that pivotally supports the front sprocket 24a at the transfer start end of the feed chain 10 is located below the transfer end of the supply transfer chain 8a of the side view supply transfer device 8 as shown in FIGS. In plan view, the feed transfer chain 8a is provided outside the left side (left side) at the front left side of the threshing machine 9. Further, the rear sprocket shaft 24d that pivotally supports the rear sprocket 24b of the transfer end portion is located behind the rear end portion of the threshing machine 9 in side view, and the vertical direction is positioned below the handling port 9a of the threshing machine 9. The feed chain 10 has a configuration in which the front and rear sprockets 24a and 24b and the chain slide 9b are stretched in the front-rear direction. The feed chain 10 has a configuration in which the rear sprocket 24b is on the main rotational drive unit side, and the front sprocket 24a on the front side is on the driven side.
[0019]
The feed chain 10 has a transfer start end that is largely curved downward and is provided with an upward slope toward the transfer end. 1 to 4, the auxiliary transfer chain 11 has a front auxiliary sprocket 25a on the front sprocket shaft 24c so that the transfer start end of the auxiliary transfer chain 11 is close to the vicinity of the transfer start end of the feed chain 10. A rear auxiliary sprocket shaft 25c provided to be pivotally supported and supported by an auxiliary chain slide 25d is provided to support a rear auxiliary sprocket 25b. The auxiliary transfer chain 11 is provided with these front and rear auxiliary sprockets 25a. , 25b and the auxiliary chain slide 25d, which is provided in the front-rear direction, and is provided between the feed transfer chain 8a and the feed chain 10 on the front side of the threshing machine 9. A substantially central portion in the front-rear direction of the grain transfer action portion of the auxiliary transfer chain 11 is formed in a convex shape (A) so as to be close to the supply transfer chain 8 a of the supply transfer device 8. The cereal husk transfer action part is the structure formed in order from the cedar husk transfer action | operation surface of the feed chain 10 of side view toward the center part from the front-and-rear both ends.
[0020]
The three parts of the supply transfer chain 8a, the auxiliary transfer chain 11 and the feed chain 10 are located on the same line as viewed from the front, as shown in FIG. Therefore, the auxiliary transfer chain 11 is provided. This auxiliary transfer chain 11 makes it easy to take over the cereal from the reaper 3 to the threshing machine 9 to prevent spilling of the cereal, and the front sprocket 24a and the front auxiliary sprocket 25a are attached to the front sprocket shaft 24c. Even if a small amount of cereals are handed over with a short length, the auxiliary transfer chain 11 can be made close to the supply transfer chain 8a by providing a shaft so that the transfer structure can be simplified. It is a configuration.
[0021]
As shown in FIGS. 7 and 8, the narrow guide 21b is fixedly attached to a rotating pipe 26a rotatably provided on a weed pipe 21c of the weeding body 21b, and a rear guide of the narrow guide 21b. The end portion is formed in a circular shape with a large radius (b), and the rotation shaft 26b is fixedly provided at the tip portion. The tip portion of the rotation shaft 26b is formed in a circle shape (c). The shape (c) portion is inserted into a guide 27 that is fixedly provided on a support plate 27b that is provided with bolts or the like on both the front and rear sides of the left outside surface of the threshing machine 9, and rotates with the rotating pipe 26a portion. The narrow guide 21a is foldable by a circular (c) portion of the shaft 26b. When it is not a harvesting operation, it is configured to be folded and closed to the threshing machine 3 side, and at the time of a harvesting operation, the narrow guide 21a is operated to be opened to separate the napped cereal rice cake. . Reference numeral 26c denotes a reinforcing member.
[0022]
In order to prevent the narrow guide 21a from drooping downward during the harvesting operation, a plate 27a is fixedly provided on the guide 27 as shown in FIG. 7 and FIG. Thus, the narrow guide 21a receives the pivot shaft 26b and prevents the narrow guide 21a from hanging down. Since the guide 27 is provided with the plate 27a, the narrow guide 21a can be prevented from hanging down, and the traveling crawler 12a can prevent the napped cereals from being stepped on. By making the rear end part circular with a large radius (b), it is configured to prevent swarf falling from 10 parts of feed chain and hooks from being caught, and to prevent the separated cereal from sheding. .
[0023]
As shown in FIGS. 11 to 13, a plurality of kerfs 28a are provided at the front and rear ends of the circumferential portion of the outer diameter of the guide pipe 28, and the support plates 27b are inserted into the kerfs 28a on both the front and rear sides. Thus, the narrow guide 21a is installed in an arbitrary position in the vertical direction by attaching each support plate 27b to the left outer surface of the threshing machine 9 with a bolt or the like. The rotating shaft 26b of the narrow guide 21a is configured to be supported by a plate 27a provided on the guide pipe 28.
[0024]
As shown in FIGS. 14 and 15, a connection plate 29 is provided between the support device 20 b that supports the support pipe rod 20 a and the bent portion 9 d of the front side plate 9 c of the threshing machine 9. A transmission case 30 is provided on the outer surface of the transmission case 30, and an input shaft 31, an output shaft 32, and an intermediate shaft 33 are provided on the transmission case 30.
[0025]
A belt 34a is stretched over an input pulley 31a provided at one end of the input shaft 31 and a pulley 20d provided at the shaft end of the transmission mechanism 20c provided in the support pipe rod 20a. In this configuration, power is input to the case 30. A chain 34b is bridged between a sprocket 31b provided at the other end of the input shaft 31 of the transmission case 30 and a sprocket 33a provided at one end of the intermediate shaft 33. . The gear 33b provided at the shaft end on the other side of the intermediate shaft 33 and the gear 32a provided at the shaft end on the one side of the output shaft 32 are configured to mesh with each other.
[0026]
A front support shaft 35a is provided at a front end of a pulley 32b provided at the other end of the output shaft 32 of the transmission case 30 and a support arm 30a provided so as to protrude from the transmission case 30. A belt 35c is stretched around a pulley 35b provided on the base side of the support shaft 35a. On the upper side of the belt 34c, there is provided a cover 34d for preventing winding of falling scum and swarf.
[0027]
A front auxiliary sprocket 35c provided at the shaft end of the front support shaft 35a and a rear support shaft 36a are provided at the rear end of the support arm 30a of the transmission case 30, and a rear auxiliary sprocket provided on the rear support shaft 36a. The auxiliary transfer chain 37 is stretched over 36b.
[0028]
FIG. 14 and FIG. 15 show the culm transfer action part for transferring the culm of the chain plate 37a of the auxiliary transfer chain 37 and the cereal transfer action part for transferring the culm of the chain plate 10b of the feed chain 10. As shown in the drawing, the auxiliary transfer chain 37 is slightly moved to the right in plan view and is configured in a superposed state. The total width between the chain plates 37a and 37a of the auxiliary transfer chain 37 and the total width between the chain plates 10b and 10b of the feed chain 10 are formed to have substantially the same width. The transfer end of the auxiliary transfer chain 37 and the transfer start end of the feed chain 10 are configured to be positioned in the front part of the front side plate 9c of the threshing machine 3.
[0029]
The auxiliary transfer chain 37 may be slightly moved to the left in a plan view to be opposite to the above and formed in a polymerized state. (This is the opposite configuration from the above.)
Thereby, the transfer start end side of the feed chain 10 and the transfer end portion of the auxiliary transfer chain 37 are superposed, so that the takeover of the cereals becomes good, and the spillage of the cereals at the cereal takeover part Can be prevented. In addition, with this configuration, an internal auxiliary transfer chain is conventionally installed inside the auxiliary transfer chain 37 , but this can be eliminated and the cost is reduced.
[0030]
16 and 17, the total width between the chain plates 38 a and 38 a of the auxiliary transfer chain 38 is made narrower than the total width between the chain plates 10 b and 10 b of the feed chain 10. The part side is configured to be inserted into the transfer start end of the feed chain 10 and polymerized. The auxiliary transfer chain 38 to be superposed is configured to control the rotational speed based on the traveling vehicle speed of the traveling device 12 detected by the vehicle speed sensor 19a. When the traveling vehicle speed is high, the rotation speed of the auxiliary transfer chain 38 is controlled to a high rotation speed. Further, when the traveling vehicle speed is low, the rotation speed of the auxiliary transfer chain 38 is controlled to a low rotation speed.
[0031]
The feed chain 10 and the auxiliary transfer chain 38 are arranged on a substantially straight line in plan view.
As a result, the transfer end portion of the auxiliary transfer chain 38 is inserted into the transfer start end portion of the feed chain 10 and polymerized, so that the takeover of the cereal is improved and the spillage of the cereal is prevented at the cereal takeover portion. be able to. Also, with this configuration, an internal auxiliary transfer chain has been conventionally installed inside the auxiliary transfer chain 38, but this can be eliminated and the cost has been reduced.
[Brief description of the drawings]
[Fig. 1] An enlarged side view of the transfer start end of the auxiliary transfer chain [Fig. 2] An enlarged front view of the auxiliary transfer chain [Fig. 3] An enlarged side view of the auxiliary transfer chain [Fig. 4] An enlarged plane of the auxiliary transfer chain [Fig.5] Enlarged side view of the mower [Fig.6] Enlarged plan view of the mower [Fig.7] Enlarged side view of the narrow guide [Fig.8] Enlarged rear view of the narrowguide [Fig.9] Installing the narrowguide Fig. 10 is an enlarged side view of the combine. Fig. 11 is an overall side view of the combine. Fig. 11 is a diagram showing another embodiment, and is an enlarged side view of a part of the narrow guide. Fig. 12 is a diagram showing another embodiment. Fig. 13 is an enlarged side view of the guide portion. Fig. 13 is a diagram showing another embodiment, and is an enlarged rear view of the narrow guide portion. Fig. 14 is a diagram showing an embodiment of the present invention, and is an enlarged plan view of the auxiliary transfer chain portion. 15 is a view showing an embodiment of the present invention, and is an enlarged side view of the auxiliary transfer chain portion. FIG. A diagram showing an embodiment of the present invention, enlarged side view of the auxiliary transport chain unit [a diagram showing an embodiment of FIG. 17 the present invention, enlarged plan view of the auxiliary transport chain portion [Description of symbols]
2 traveling chassis 3 reaping machine 8a supply transfer chain 9 threshing machine 10 feed chain 11 auxiliary transfer chain convex shape
20a Support pipe rod
20b Support device
20c Transmission mechanism
29 connection plate
30 Transmission case
30a Support arm
32 output shaft
32b pulley
34c belt
35a Front support shaft
35b pulley
35c Front auxiliary sprocket
36a Rear support shaft
36b Rear auxiliary sprocket
37 Auxiliary transfer chain
38 Auxiliary transfer chain

Claims (1)

A feed transfer chain (8a) located at a transfer terminal for transferring the harvested cereals harvested by the front reaper (3) on the traveling chassis (2) , and below the transfer end of the supply transfer chain (8a). a feed chain of positions the transfer starting end threshing machine (9) (10), and dehydration grain machine and the feed transport chain (8a) in front of (9) is positioned between the feed chain (10) In a combine provided with an auxiliary transfer chain (37) in the front-rear direction, the reaper (3) is rotated with respect to the support device (20b) with a support pipe rod (20a) having a transmission mechanism (20c) as a center of rotation. A connection plate (29) is provided between the support device (20b) and the threshing machine (2), and a transmission case (30) is provided on the outer surface of the connection plate (29). (30) includes the support pie Power is input from the transmission mechanism (20c) in the rod (20a), and a drive side pulley (32b) is provided on the output shaft (32) protruding to the side of the transmission case (30). The front support shaft (35a) provided at the front end of the support arm (30a) provided in the transmission case (30) is provided with a driven pulley (35b), and a belt (34c) between the pulleys (32b, 35b). A front auxiliary sprocket (35c) provided at the shaft end of the front support shaft (35a) and a rear auxiliary sprocket (36b) provided on the rear support shaft (36a) at the rear end of the support arm (30a). Auxiliary transfer chains (37, 38) are provided between them, and the feed chain (37) and the feed chain (37a, 38a) of the auxiliary transfer chains (37, 38) and the feed chain ( Chen plate (Combine, characterized by being configured and cereal稈移feeding action part transferring the culms of 10b) in the polymerization state of 0).

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