JP2000152713A - Pulses-harvesting equipment of head-feeding combine harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a pulses-harvesting equipment where a soybean-reaper is additionally installed directly on the outer side of a reaping frame of a combine harvester without rearranging a reaping unit of a head-feeding combine harvester. SOLUTION: This pulses-harvesting equipment has a soybean-reaper D additionally installed on the outer side of a reaping frame 8 of a combine harvester. In the soybean-reaper (A) a pair of raking wheels 2 also are placed above cutting blades 1 horizontally placed in front of the reaper D itself, (B) the termination of a conveyance belt 5 following in the rear is made to face a feed chain 3 in a bent state toward the chain 3 and (C) an auxiliary conveyance equipment G for inclining the posture of nipped grain culms is installed in an upper step of the belt 5 to make them be taken over by a threshing unit A. The whole of conveyance equipments are made to operate by transmitting power received from a cutting blade-driving unit E to the cutting blades 1 through a rod 4 and by transmitting power transmitted to a raking unit F to the reaper D through being engaged with an adjacent raking wheel 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a soybean harvesting apparatus having a soybean harvester attached to an outer surface of a harvesting section of a self-removable combine.

[0002]

2. Description of the Related Art Conventionally, in a self-removing combine for harvesting beans such as soybeans, the whole amount of cut culm is thrown in from a self-removing type in which the entire cutting section provided in front of the fuselage is shed only at the tip. The one that is going to be recombined with the normal type is
Although it is disclosed in Japanese Patent No. 50409, the problem is that it takes a lot of time to move and store large heavy objects, and also requires a lot of technology to detach and connect the electrical wiring and hydraulic piping for raising and lowering the mowing. There is a point. Japanese Utility Model Publication No. 6-31856 discloses a scraping device of a cutting section, in which an upper and lower two-stage transport body having a front end facing above a cutting blade is separated into an elastic body and a rigid body with projections. However, the position where the cutting blade performs the cutting action has the drawback that the gripping force is weak with the interval between the protrusions of the upper and lower transport bodies widened, the culm posture is easily disturbed, and the culm spills, etc. The mowing foil is gripped and held by the engagement of a scraping wheel, and fed by a pair of transport belts which are lifted at a constant speed.

[0003]

As described above, the beans having the simple and lightweight soybean reaper attached to the outer surface of the reaping frame on the side of the machine without lifting and lowering the entire reaping part of the self-removable combine are freely movable up and down. The purpose is to provide a harvesting device.

[0004]

SUMMARY OF THE INVENTION In order to save the trouble of reassembling the entire reaping section of a self-contained combine for soybean reaping work, a pair of plows are mounted above a cutting blade adjacent to the side of the reaping section. Means was provided in which a soybean reaper constituted by connecting the foil and a lifting transport body connected to the rear side was attached to the outer side of the reaping frame of the machine.

[0005] Means are provided for disposing a lifting transport body with the end portion of the transport belt connected to the rear of the raking unit facing the tip of the feed chain, outside the feed chain.

Means for mounting an auxiliary transport device that bends toward the feed chain side at the upper end of the lifting transport body disposed outward from the feed chain of the threshing section so as to overlap the rear working side of the transport belt. Was taken.

The power transmission of the cutting blade of the soybean reaper is directly driven by the cutting blade drive unit of the machine, and the scraping wheel is also engaged with the scraping wheel of the machine to operate the entire conveying apparatus. Taken.

[0008]

DETAILED DESCRIPTION OF THE INVENTION

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A pulse harvesting apparatus according to the present invention will be described below with reference to the accompanying drawings. FIG. 1 and FIG. 2 show that a cutting section (B) is disposed in front of a threshing section (A) of a self-removing combine. FIG. 3 is a plan view and an overall front view of a main part in which a soybean reaper (D) is attached to an outer surface, and a feed chain (3) to be conveyed rearward on a chassis frame (28) having a crawler-type traveling device. Equipped with a threshing unit (A) equipped with a mowing unit (B) rotatably mounted on the front, and the end of the mowing transport chain (7) for transporting the grain culm faces the tip of the feed chain (3). A soybean reaper (D) is attached to the outer surface of the reaping frame (8) on the machine side, and the soybean reaping machine (D) is attached to a rotating fulcrum (9) to move up and down integrally. Adjustments can be made. The outline of the structure will be described with reference to FIG. 1. A mounting plate (12) is welded to the base of a frame (11) equipped with a weeding plate (10) at the tip, fixed to a drive case (29), and a cutting blade ( 1) is provided horizontally, and a squeezing belt (14) with projections attached to a pair of squeezing wheels (2) disposed above the squeezing belt (14) is provided facing forward, A scraping portion (F) for taking in and collecting cereal stems by meshing the scraping wheel (2) with the side scraping wheel (13) and passively transmitting the same. In addition, (27) is a guide rod for guiding the grain stalk to the scraping belt (14).

[0009] The stalks which have been scraped are transported to the drive pulley (15) attached to the lower part of the scraping wheel (2) by the conveyor belt left (16).
And a conveyor belt right (17) with projections is wound around and brought close to each other to hold the culm by being opposed to each other. At the upper end of the opposite end of the conveyor belt left (16), an auxiliary conveyor pulley (19) and an auxiliary conveyor belt (21) are attached to a driven pulley (20). The wound auxiliary transport device (G) is disposed so as to overlap the rear working side of the transport belt (5) constituted by the transport belt right (17) turned by the above-mentioned rolling wheel (18), and is narrowed. The roots were supplied to the feed chain (3) by gradually falling the culms with their ears leading.

[0010] The grain stalks caught in the feed chain (3) are threshed by the rotating handling drum (22), and those that have leaked from the receiving net (40) are sieved and sorted while being collected in a rocking device (23). Then, the cereal is transported to the rear, and the wind is separated by the wind action of Karino (24). Good grains are transported outside the machine by the first conveyor (25) and stored. On the other hand, light dust is separated by discharging with a suction fan (26).

[0011] With this configuration, a soybean harvester is attached to the outer surface of the self-removable combine harvester for harvesting beans without rearranging the harvesting unit, and the power of the cutting blade or the scraping wheel is directly passively applied. As a result, it is possible to easily attach a simple bean harvesting device which is simplified by adopting a conduction structure without a separate driving device, and in which the trouble of removing and attaching hydraulic piping and electric wiring for cutting and lifting is omitted. Became.

FIG. 3 is an enlarged front view of the soybean reaping unit. The crop entering the raking unit (F) by the advance of the machine is a pair of raking units provided above the cutting blade (1). Belt (14)
The cutting blade (1) is guided by the scraping wheel (2) which is held at the center portion and meshes at the center portion, and is securely held, and then the cutting blade (1) is cut. In addition, the roots of the crop are transported on the right and left (17), (1)
6), a plurality of rollers (39) are arranged in the middle in order to maintain the upright conveyance posture (a), and the rollers are lifted while holding the holding force. The middle part of the crop is brought into contact with the auxiliary transport pulley (19) that increases the speed of (G), the crop is turned to the tip leading position (b), and the crop is transferred to the threshing feed chain (3). It is.

[0013] This is a bean cutting section in which a scraping section is additionally provided outside the threshing feed chain, and the end of the transporting belt to be lifted is bent by an auxiliary transporting device or the like to tilt the crop to the feed chain. Since the shape is inherited, it is supplied from the outside of the side opposite to the cutting and conveying path of the machine, so that the cutting width of the soybean reaper is extended outward without obstructing the cutting and conveying path of the machine. This has made it easier to equip a self-contained combine with a pulse harvester that has expanded the range of applications for crops harvested by the combine and reduced investment costs.

FIG. 4 is a plan view of the scraping portion (G) attached to the cutting frame (8) on the machine side. The cutting blade (1) and a pair of scraping wheels (1) are provided in front of the frame (11). A base (35) for mounting 2) is attached, and a mounting plate (12) welded to the base is screwed to the cutting frame (8) with bolts (30) to form a front frame. In order to transmit power, the cutting blade drive arm (32) converts the rotation of the crank (34) output from the drive case (29) into a sliding motion in the direction of the arrow (C) in order to drive the cutting blade (1). ) And the cutting blade drive plate (3
By connecting 1) with the rod (4), the cutting blade (3
A sliding motion is performed as in 6). FIG. 5 is a side view showing a portion where the rod (4) is fixed to the cutting blade driving plate (31), and a thread portion of a link ball (34) is attached to a mounting hole of the cutting blade driving plate (31). By engaging and fixing with a lock nut (33), a sliding motion is passively applied to the cutting blade (1). In addition, a horseshoe-shaped drive plate (3
By removing the fitting portion 7), the cutting blade (36) on the machine side can be stopped and only the cutting blade (1) can be operated.

FIG. 6 is a plan view in which the rear end of the frame is attached to the rotation fulcrum (9).
Support vipes supporting (16) right and left (42), (4)
The middle part where 3) is inclined upwards in parallel is connected by a U-shaped rod (41), and the support plate (46) is screwed to the end surface of the rotation fulcrum (9), whereby the machine-side reaping frame (8) is screwed. ) And ascend and descend together. As shown in FIG. 1 and FIGS. 3 and 4, the entire frame structure is provided at the end of a support pipe right (42) for supporting a transport body from a pair of scraping wheels (2) and an operating side of a transport belt right (17). A metal (44) to which an auxiliary transport pulley (19) for increasing the speed is mounted is welded to the upper end of the left end of the support pipe (43) on the other side by attaching a rolling wheel (18) for refracting the metal. The extension portion is bent toward the feed chain (3) and has a shape of a transport pipe for supporting a driven pulley (20), and a lower portion of a U-shaped pipe (41) connecting both pipes is connected to a frame (11). The frame body of the soybean reaper (D) is constituted by fixing it under the welded support plate (45).

[0016]

According to the present invention, since a soybean reaper is directly attached to the reaping section of the self-contained combine, there is no need to replace the reaper with a dedicated reaper, and advanced technology for connecting hydraulic and electric wiring is not required. Also, in power transmission, it is made to be directly passive by meshing of a scraping wheel and connection of a rod of a cutting blade, so that the structure is simplified and a light and inexpensive bean harvesting device is obtained, and the crop application range of the self-removable combine is expanded. It can be used for other purposes.

[Brief description of the drawings]

FIG. 1 is a plan view of a pulse harvesting apparatus in which a soybean reaper is attached to an outer surface of a reaping frame of the present machine.

FIG. 2 is an overall front view of a pulse harvesting apparatus in which a soybean harvester is attached to a self-removing combine.

FIG. 3 is an enlarged front view of a soybean reaper.

FIG. 4 is a plan view of a main part of a raking unit attached to the cutting frame of the machine.

FIG. 5 is a side view showing the connection of the cutting blade passive unit.

FIG. 6 is a plan view of attaching a rear portion of the frame of the soybean reaper.

[Explanation of symbols]

A. . Threshing section B. . Reaper
C. . Lifting carrier D. . Soybean harvester E. . Mowing drive
F. . Scraping part G. . Auxiliary transport device 1. . Cutting blade 2. . Scraping foil
3. . Feed chain 4. . Rod 5. . Transport belt
6. . Crawler traveling device 7. . Reaping and conveying device 8. . Machine side harvesting frame
9. . Rotating fulcrum 10. . Weeding board 11. . Frame 1
2. . Mounting plate 13. . 13. Machine-side scraping wheel . Scraping belt 1
5. . Drive pulley 16. . Conveyor belt left 17. . Conveyor belt right 1
8. . Rolling wheel 19. . Receiving network 20. . Driven pulley 2
1. . Auxiliary transport belt 22. . Handling cylinder 23. . Swinging device 2
4. . Karamin 25. . First conveyor 26. . Suction fan 2
7. . Guide rod 28. . Chassis frame 29. . Drive case 3
0. . Bolt 31. . Cutting blade drive plate 32. . Cutting blade drive arm 3
3. . Lock nut 34. . Crank 35. . Base 3
6. . Machine-side cutting blade 37. . Horseshoe drive plate 38. . Link ball 3
9. . Roller 40. . Receiving network 41. . U-shaped rod 4
2. . Support pipe right 43. . Support pipe left 44. . Auxiliary transport metal 4
5. . Under support plate 46. . On the support plate a. . Crop upright transport posture b. . Transfer posture changed to head ahead Arrow c. . Sliding direction of cutting blade drive arm

Claims (4)

[Claims] 1. A self-removable combine in which a cutting unit (B) is disposed in front of a threshing unit (A) so as to be able to move up and down, and a cutting blade (1) arranged adjacent to a side of the cutting unit (B). A soybean reaper (D) constituted by engaging a pair of scraping wheels (2) above and a lifting conveyor (C) in the rear is connected to the outer surface of the reaping frame (8) on the machine side. A beans harvesting device for a self-contained combine, which is additionally provided. 2. A lifting conveyor (2) having a trailing end of a conveyor belt (5) connected to the rear of a raking section (F) of a soybean reaper (D) facing the tip of the feed chain (3). The beans harvesting device for a self-removing combine according to claim 1, wherein C) is disposed outside the feed chain (3) of the threshing unit (A). 3. A lifting conveyor (C) disposed outside the feed chain (3) of the threshing unit (A) at the upper end of the lifting conveyor (C).
2. The self-contained combine as claimed in claim 1, wherein an auxiliary conveying device (G) bent toward the feed chain (3) is mounted so as to overlap with a rear portion of the conveying band (5). Bean harvesting equipment 4. The power transmission of the cutting blade (1) of the soybean reaper (D) is directly passive from the cutting blade drive unit (E) mounted on the cutting frame (8) on the machine side, and the opposing scraping foils are provided. 2. The beans harvesting device for a self-removing combine according to claim 1, wherein the whole conveying device is operated by engaging (2) with the machine-side scraping wheel (13).