JP3684263B2 - Mowing frame structure for multi-row harvesting combine - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to a cutting frame structure for a multiple-line harvesting combine.
[0002]
[Prior art]
In general, a cutting frame for a multi-row harvesting combine a plurality of weed pipes that raise stems and support a case, and an intermediate weed pipe that is placed between the weed pipes. As shown in Japanese Utility Model Laid-Open No. 50-56538, the attachment portion of the intermediate weed pipe extending forward from the frame base body mounted on the front is divided into two parts, and the front end of the divided portion. A technique is disclosed in which a cutting blade is provided in a part, and a weed support case is fixed from above and below by sandwiching a cutting case up and down behind the cutting blade.
[0003]
[Problems to be solved by the invention]
In the conventional cutting frame, the intermediate weed pipe raises the stem and does not support the case, and is simply extended forward from the frame base . The upper part is provided with a conveying path for the lower conveying apparatus, has no work space , has a problem that the working posture is poor, the work is difficult, and the repair work is not easy.
[0004]
[Means for Solving the Problems]
According to the present invention, a plurality of weed pipes (12A), (12B), and (12C), which support a case (7) by raising a stem at the front end portion, are arranged in a horizontal frame. While being fixed to the base body (11) in parallel at a predetermined interval, intermediate weed pipes (13), (13) are placed between the weed pipes (12A), (12B), (12B), (12C). In the cutting frame of the multiple-trimmed combine combiner, wherein the intermediate weed pipes (13), (13) are detachably attached to the frame base (11 ), both sides of the cutting drive case (10) are provided. The frame base (11) is detachably provided via a fastening member, and a pair of left and right mounting plates ( 19) for detachably attaching the intermediate weed pipes ( 13), (13 ) to the frame base (11 ). the intermediate fraction grass pipe (19) (13) rear end Is provided on, mounting plate (19), outside the regulating body (19) (2 1), and fixed (21), further the regulating member (21), a lower surface (21a) of (21), ( 21a) abutting against the upper end surface (18a), provided in the (supporting seat formed on the U-shaped cross section that opens upward with 18a) (18) a frame base (11), said support seat (18) before and Symbol The mounting plates (19) and (19) are configured to insert and fasten the fastener ( 20 ) from the left and right directions of the machine body .
[0005]
【The invention's effect】
According to the present invention, the following effects can be obtained.
That is, as described in claim 1, a plurality of weed pipes (12A), (12B), and (12C) that are raised at the front end and support the case (7) are attached to a horizontal frame base ( 11) are fixed in parallel at predetermined intervals, and intermediate weed pipes (13), (13) are arranged between the weed pipes (12A), (12B), (12B), (12C). In the harvesting frame of the multi-row harvesting combine in which the intermediate weed pipes (13) and (13) are detachably attached to the frame base (11), the frame is disposed on both sides of the harvesting drive case (10). A base (11) is detachably provided via a fastening member, and a pair of left and right mounting plates ( 19), (19), (15) are attached to the frame base (11) so that the intermediate weed pipes ( 13), (13 ) are detachably attached. said 19) intermediate fraction grasses pipe (13) on the rear side Kicking with, mounting plate (19), outside the regulating body (19) (2 1), and fixed (21), further the regulating member (21), a lower surface (21a) of (21), (21a And a support seat (18) formed in a U-shaped cross section having an upper end surface (18a) and (18a) that are open upward, are provided on the frame base (11), and the support seat (18) and the mounting plate ( 19) and (19 ) are configured such that the fastener ( 20 ) is inserted and fixed from the left and right directions of the machine body so that the lower surface of the regulating body fixed to the mounting plate in the mounted state is attached to the upper end surface of the side wall of the support seat. The structure is such that the intermediate weed pipe is prevented from moving up and down, and the intermediate weed pipe is securely attached.
In addition, when repairing the intermediate weed pipe, work such as loosening the fastening member, replacement work of the intermediate weed pipe, and tightening work can be performed from the lateral direction of the machine body, so it is separated from the transport path of the lower transport device. Therefore, a work space is created, workability is good, and work can be performed easily.
[0006]
[Action]
Article planting when cutting to harvest the stem culm, by proceeding attach the intermediate fraction grass pipe between min grass pipe for supporting the stem稈引raised cases, intends next multiplexer min grass pipe and the intermediate fraction grass pipe A row of planted stalks is introduced into the stalk introduction path formed between the two and moved backward. In addition, when harvesting and harvesting planted stem pods that have been sown with roses, it is possible to make a good transition without stepping over the rose stalks by removing the intermediate weed pipe.
[0007]
【Example】
Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of a combine in which the present invention is implemented, FIG. 2 is a perspective view of a cutting frame according to the present invention, and FIG. FIG. 4 is a cross-sectional view taken along the line BB in FIG. 3 and viewed in the direction of the arrow.
[0008]
In FIG. 1, the combine (C) includes a threshing section (3), a glen tank (4), an engine (5), a machine base (2) provided with a pair of left and right crawler travel devices (1), (1), The necessary equipment such as the driving unit (6) is arranged in a predetermined manner, and a multi-row mowing and conveying unit that feeds the mowing stems toward the threshing unit (3) on the machine base (2), It is configured to be mounted on the front part of the machine base (2) so as to be adjustable up and down.
[0009]
Then, the cutting and conveying unit raises the stalks and raises the cutting frame on the cutting frame that is mounted so as to be movable up and down with respect to the machine base (2), the cutting blade device (8), the stalk and scrape conveying device (9), The cutting frame of the cutting and conveying section is provided with the structure shown in FIGS.
[0010]
In FIG. 2, the cutting frame includes a horizontal frame base (11) connected in parallel to the front of the cutting drive case (10), and a front-rear direction fixed to the frame base (11) in parallel at a predetermined interval. Intermediate parts detachably disposed between the weed pipes (12A), (12B), (12C) and their weed pipes (12A), (12B), and (12B), (12C). It consists of grass pipes (13) and (13). Therefore, when cutting and harvesting planted stem pods of rose sowing, by removing the intermediate weed pipe, it can be introduced and transferred well without stepping over the rose sowing stem. Even if a situation such as deformation occurs, it can be easily replaced and repaired, and maintenance is easy.
[0011]
A fixed weed plate (14) is attached to the front ends of the weed pipes (12A), (12B), and (12C), and a support stand (15) is provided at a rear portion of each fixed weed plate (14). The lower end portion of the stalk raising case (7) is attached and supported on each support stand (15), and a cutting blade attachment seat (16) is provided in the middle portion in the front-rear direction of the weed pipe. It has been. An intermediate weed plate (17) smaller than the fixed weed plate (14) is attached to the front ends of the intermediate weed pipes (13) and (13).
[0012]
The intermediate weed pipes (13), (13) disposed between the weed pipes (12A), (12B), (12B), (12C) have a structure as shown in FIGS. It is detachably attached to the base body (11). That is, a pair of left and right engaging seats (18) that open upward are fixed to the front side of the frame base (11) and extend forward, while being inserted and engaged with the supporting seat (18). A mounting portion consisting of mounting plates (19) and (19) is fixed to the rear end portion of the intermediate weed pipe (13), and the mounting plates (19) and (19) are inserted into the support seat (18) to be matched. Then, both are fastened from the side of the airframe with a fastener (20) and fixedly secured.
[0013]
In addition, restricting bodies (21) and (21) are respectively fixed to predetermined portions outside the pair of left and right mounting plates (19) and (19), and the mounting plates (19) and (19) are attached to the support seat ( 18), the lower surfaces (21a) and (21a) of the regulating bodies (21) and (21) are inserted into the upper end surfaces (18a) and (18a) of the left and right walls of the support seat (18). ) To prevent the intermediate weed pipe (13) from moving up and down.
[0014]
FIG. 5 shows a modification of the present invention. In this embodiment, a concave receiving plate (22) is provided on the upper surface of the support seat (18) on the frame base (11) side, while intermediate weeds are provided. A fastener insertion cylinder (23) penetrating in the vertical direction is provided on the pipe (13) side, and the intermediate weed pipe (13) is supported on the concave receiving plate (22). The intermediate weed pipe (13) is fixed to the frame base (11) by screwing the bolt (24) inserted through the nut into the nut (25) fixed to the lower surface of the concave receiving plate (22) and tightening it. When it is configured to be attached, the intermediate weed pipe can be securely attached, and the structure is simple and easy to attach and detach.
[Brief description of the drawings]
FIG. 1 is a perspective view of a combine in which the present invention is implemented.
FIG. 2 is a perspective view of a cutting frame according to the present invention.
3 is an enlarged side view of the portion A in FIG. 2 in an assembled state.
4 is a cross-sectional view taken along the line BB in FIG. 3 and viewed in the direction of the arrow.
FIG. 5 is a sectional view showing a modification of the present invention.
[Explanation of symbols]
7 Stalk-and-raise case 11 Frame base 12A Weed pipe 12B Weed pipe 12C Weed pipe 13 Intermediate weed pipe 18 Support seat 18a Support seat side wall upper surface 19 Mounting plate 20 Fastener 21 Regulator 21a Bottom of regulator

Claims (1)

A plurality of weed pipes (12A), (12B), and (12C) that are raised at the front end and attach and support the case (7) are fixed in parallel to the horizontal frame base (11) at predetermined intervals. In addition, intermediate weed pipes (13), (13) are arranged between the weed pipes (12A), (12B), (12B), (12C), and the intermediate weed pipes (13), In the harvesting frame of a multiple-strike combine that is detachably attached to the frame base (11), the frame base (11) is attached to and removed from both sides of the harvesting drive case (10) via a fastening member. A pair of left and right mounting plates ( 19), (19 ) for detachably attaching the intermediate weed pipes ( 13), (13 ) to the frame base (11) is provided with the intermediate weed pipe ( 13 ). Provided on the rear end side, the mounting plate ( 19), The restricting bodies ( 2 1 ) and (21 ) are fixed to the outside of (19 ) , and further, the upper end surfaces (18a) and (21a) are in contact with the lower surfaces (21a) and (21a) of the restricting bodies (21) and (21). supporting seat formed on the U-shaped cross section that opens upward with 18a) (18) provided on the frame base (11), said support seat (18) and said mounting plate (19), (19), the aircraft left A cutting frame structure for a multi-row harvesting combine, characterized in that the fastener ( 20 ) is inserted and fixed from the direction .

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