JPH10295143A - Cutting and binding machine - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a cutting and binding machine capable of performing a lateral feed in which a transfer end position can be appropriately changed according to a posture of a grain culm or the like. SOLUTION: An endless rotating band 4 with a locking projection for transporting the harvested culm in a standing posture to the binding device 7 in a state of leaning against the front surface of the guide plate 3 along the left and right is provided behind the guide plate 3 near the binding device 7. Around the idler wheel 14 and the drive wheel 13 supported on the side, a support plate 19 is provided on the rear side of the guide plate 3, and the support shaft 19 of the idler wheel 14 is inserted vertically. A through hole 20 whose position can be changed within a predetermined range in the left-right direction is bored in the support plate 19, and the support shaft 22 of the idler ring 14 is supported by the through hole 20 and one end of the support plate 19. A biasing means 28 is inserted through a horizontally elongated hole 26A at the other end of the plate body 26 and the cylindrical boss 23 to elastically bias the cylindrical boss 23, and the support shaft 22 and the idler wheel are fastened by fastening the fastener 24. A cutting and binding machine configured to hold the body 14 in position.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lateral feed in which a harvested grain culm in a standing posture is laterally transported while being held and conveyed to a binding device on a lateral side in a state of leaning against the front surface of a guide plate extending in the left-right direction. A device is provided, and the lateral feeding device is configured by winding an endless rotating band with a locking projection around a free wheel and a driving wheel supported on the rear side of the guide plate near the binding device. To a harvesting and binding machine.

[0002]

2. Description of the Related Art Conventionally, this type of mowing and tying machine is provided with an idler wheel on a vertical support shaft supported at a fixed position to feed a cereal stem leaning on a guide plate in a lateral direction. The position of the end of conveyance in the moving belt is fixed.

[0003]

However, in the above-mentioned conventional structure, since the position of the transport end of the endless rotating belt is fixed, the grain stalk is separated from the transport end of the lateral feeder. There is a possibility that a binding failure may occur depending on the posture at the time of binding. Specifically, for example, in the case where the spike of the spike is more delayed than the spike side, the spike is delayed even if the cohesion of the spike is performed at the base of the stock to bind the grain. As a result, there were problems such as the unity of the ears becoming loose and the posture becoming disturbed or loose.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to provide a cutting and binding machine capable of performing a lateral feed capable of appropriately changing the transport end position in accordance with the posture of a grain culm or the like. I do.

[0005]

[Means for Solving the Problems]

(Structure) The cutting and binding machine according to claim 1 of the present invention locks and transports the harvested grain culm in a standing posture to a laterally side binding device in a state of leaning against a front surface of a guide plate extending in the left-right direction. In addition to providing a traverse device for traversing, the traverse device includes an idler wheel and a drive wheel that support an endless rotating band with a locking projection on the rear side of the guide plate near the binding device. And a support plate fixed to the body substantially along a horizontal plane at a rear side of the guide plate, and a support shaft of the idler wheel is inserted vertically. The support plate is provided with a through hole that can be repositioned within a predetermined range in the front, rear, left, and right directions, and the through hole is provided with a seat plate interposed between the idler wheel and the support plate. One end of the support shaft inserted through The other end of the support plate pivotally supported by the support plate so as to be swingable around it is inserted into the elongated hole along the lateral direction and the cylindrical boss, and the cylindrical boss is elastically attached in a direction away from the vertical axis center. A biasing means for biasing is provided, and the support plate and the seat plate clamp the support plate by a fastener fastened to a tip portion of the support shaft so that the idler wheel is held in position. Is a characteristic configuration.

(Operation) According to the first aspect of the present invention, the support position of the idler wheel can be freely changed in the front, rear, left and right ranges set by the through holes.
This makes it possible to change the position of the transport end portion of the traversing device in the perspective direction with respect to the binding device. Furthermore, even when the endless turning band of the traverse device is stretched and sufficient tension of the endless turning band cannot be obtained by the biasing means, by changing the position of the idler wheel within the range of the accommodation. The endless swivel band can be corrected to have a predetermined appropriate tension.

(Effects) Therefore, according to the configuration of the first aspect of the present invention, for example, when the grain side tends to be sent to the binding device by the horizontal feeding device due to the fact that the tip side is slightly delayed, the horizontal feeding is performed. If the transport end of the device is located closer to the bundling device, conversely if the stock root side tends to be delayed and the grain culm tends to be sent to the bundling device by the horizontal feeder, the transport device on the tip side By setting the transport end of the stalk at the position where the upper side of the transport path to the binding device is far away from the binding device, it is possible to supply the bundling device both at the base and at the spike side of the cereal stem almost simultaneously. The unity and the tip side can be united well.

(Structure) According to a second aspect of the present invention, there is provided a mowing and binding machine according to the first aspect of the present invention, which scrapes off and removes, from the seat plate, an attached matter attached to a belt winding groove of the idler wheel. A characteristic feature is that a possible scraper is provided.

According to the second aspect of the present invention, since a scraper capable of scraping off and removing adhering matter attached to the belt winding groove of the idler is provided on the seat plate. Even if a dedicated scraper is not provided, the scraper can also be used as the scraper.

(Effects) Therefore, according to the structure of the second aspect of the present invention, the number of parts can be reduced by using the scraper and the seat plate together, and the structure can be simplified, so that the structure can be made inexpensively. Was.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an example of a mowing and binding machine. This cutting and binding machine is for two-row cutting, and a pair of right and left raising devices 1 for raising a grain culm in a field.
a, 1b, a clipper-type cutting device 2 for cutting the raised stem of the raised grain stalk, a leaning guide plate 3 for leaning the harvested grain stalk in a rearwardly inclined posture, and a state of leaning on the leaning guide plate 3. Feeder 6 composed of a front-end locking transfer device 4 and a stock-locking transfer device 5 for transferring the grain culm to the lateral side of the machine body.
And a bundling device 7 for bundling the grain culm at the end side of the lateral feeding device 6.

As shown in FIG. 2, of the cereal stalk introduction paths of the pair of right and left elevating devices 1a and 1b, the introduction path A on the left side.
The cereal stalk introduced through is guided at a rear portion of the raising device 1a while its position is regulated by a guide strip 9 extending rearward with one end fixed to the weed support rod 8a at the left end. Then, at the rear portion of the middle position between the pair of left and right raising devices 1a and 1b, the root portion of the grain stem introduced from the left raising device 1a and guided by the guide strip 9 is scraped. A swirling rotator 10 for changing the transfer direction of the grain stalk from the direction along the front-rear direction to the horizontal direction by providing a swirling action is provided so as to be driven to rotate about the vertical axis Y1. Further, among the cereal stalk introduction paths of the pair of left and right elevating devices 1a and 1b, the grain stalk introduced through the introduction path B on the right side has one end at the rear part of the elevating device 1b between the introduction paths A and B. The guide plate 11 extends rearward while being fixed to the weed support rod 8b, and is guided while its position is regulated. At the rear part of the right raising device 1b, the right raising device 1b is introduced from the right raising device 1b, and the root portion of the cereal stem guided by the guide plate 11 is raked to transfer the cereal stem. A second scraping rotary member 12 for changing the direction from the direction along the front-back direction to the horizontal direction is provided so as to be rotationally driven around the vertical axis Y2.

As shown in FIGS. 1 and 6, the leaning guide plate 3 is made of a plate material whose upper side is slightly inclined backward from a vertical plane. As shown in FIGS. 1 to 6, the tip-side locking and conveying device 4 of the lateral feeding device 6
A drive pulley 13 as a drive wheel, which is rotationally driven by the power from the motor, and a free pulley 14 as a free wheel, which is disposed near the binding device 7 and on the back side of the leaning guide plate 3, have projections. It is constructed by winding an endless rotating belt 15. A slit 17 for projecting the locking projection 16 の such that the locking projection 16 の of the endless rotating belt 15 with projection projects forward from the front surface of the leaning guide plate 3.
Is formed on the guide plate 3.

Next, a structure for supporting the idler pulley 14 will be described. As shown in FIGS. 3 to 6, a body plate 18 supporting the leaning guide plate 3 on the rear side is provided with a support plate 19 which is slightly inclined downward and substantially along a horizontal plane. The support plate 19 is provided with a through hole 20 having a circular shape in plan view. The idler pulley 14 is rotatably supported on a support shaft 22 via a bearing 21 around a vertical axis Y2, and the support shaft 22 is inserted through the through hole 20 from below to above. In this state, the support shaft 22 is also inserted through the elongated hole 26A of the support plate 26 and the cylindrical boss 23, and a nut 24 as a fastener is provided so as to be able to be fastened to the male screw portion 22A formed on the support shaft 22. . An arm 25 made of a round bar is integrally fixed to the cylindrical boss 23 so as to extend laterally. This arm 25
Is inserted through a through hole 27 provided in an upright plate portion 26B provided upright on the support plate body 26 pivotally supported by the support plate 19 so as to be swingable about the vertical axis Y3. In addition, this standing plate portion 2
A compression coil spring 28 as an urging means for elastically urging the tube boss 23 apart from the support fitting 26 is attached between the arm 25 and the tube boss 23 between the tube boss 23 and the tube boss 23. As shown in FIGS. 5 and 6, a seat plate 29 made of a sheet metal member is interposed between the bearing 21 of the idle pulley 14 and the support plate 19. The seat plate 29 has a belt winding groove 14 of the idler pulley 14.
The scraper 29A is provided so as to be bent so as to enter into a. The idle pulley 1 is provided by the scraper 29A.
4 can scrape off the deposits attached to the belt winding groove 14a.

As shown in FIGS. 3 to 6, the hole diameter of the through hole 20 is set to be relatively larger than the shaft diameter of the support shaft 22 so that the position of the support shaft 22 can be changed within a predetermined range. In addition, the inner race of the bearing 21 of the idler pulley 14 is pressed against the support plate 19 via the seat plate 29 by the fastening of the nut 24, and the support plate 26 is pressed against the support plate 19. The idler pulley 14 is held in a state where its rotation axis center position becomes a fixed position. Since the position of the idler pulley 14 can be changed within a predetermined range of the fusing hole 20 in the front-rear and left-right directions, the tension of the endless rotating belt 15 can be adjusted, and the locking protrusion from the slit 17 can be adjusted. The amount of protrusion of the protrusion 16 or the transfer end position at which the locking protrusion 16 does not protrude with respect to the transfer direction can be changed and adjusted. That is, when the support shaft 22 is positioned at a position close to the leaning guide plate 3 in the through hole 20, the end position where the locking projection 16 projects from the slit 17 reaches the position of the idle pulley 14 in front view, while When the shaft 22 is located at the end of the accommodation hole 20 on the side farther from the lean guide plate 3, the end position where the locking projection 16 projects from the slit 17 is close to the position of the vertical axis Y3 in front view. Therefore, when the tip side of the cereal stem to be fed laterally is slightly behind the stock side, the position of the support shaft 22 is set as in the former case, and the tip side of the cereal stem to be fed sideways is almost the same as the stock side. When transported at about
The support shaft 22 is supported substantially at the center of the accommodation hole 20, and when the spike side of the laterally fed cereal stem tends to precede the stock root side, the position of the support shaft 22 is set as in the latter case.

[Other Embodiments] In the above embodiment, the through holes are formed in a circular shape. However, the through holes may be formed in an elliptical shape, a square shape, or the like.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a cutting and binding machine.

FIG. 2 is a cross-sectional plan view showing a transport structure and the like of a harvesting and binding machine at a grain culm root site.

FIG. 3 is a cross-sectional plan view showing a tip-abutting conveyance device and the like.

FIG. 4 is a cross-sectional plan view showing a transfer end portion of the tip locking transfer device.

FIG. 5 is a vertical cross-sectional front view showing a transport collective unit of the tip locking transport device.

FIG. 6 is a longitudinal sectional side view showing a transport collective portion of the tip locking transport device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 3 guide plate 4 stepless rotating band 6 lateral feeder 7 bundling device 13 drive wheel 14 idler wheel 14a belt winding groove 19 support plate 20 fusing hole 22 support shaft 23 cylindrical boss 26 support plate 26A long hole 28 Urging means 29 seat plate 29A scraper Y3 vertical axis

Claims (2)

[Claims] A traversing device for traversing the harvested grain culm in a standing posture while hanging and transporting the culm culm in a standing posture to a binding device on a lateral side in a state where the culm rests on the front surface of the guide plate along the left-right direction is provided. The traversing device is a mowing tying machine configured by wrapping an endless rotating band with a locking projection around an idler wheel and a driving wheel supported on the rear side of the guide plate near the tying device. A support plate fixed to the fuselage is provided on the rear side of the guide plate substantially along the horizontal plane, and the support shaft of the idler wheel is vertically inserted in a predetermined range in the front-rear and left-right directions. A through hole that can be repositioned is bored in the support plate, and the idler wheel, and the support shaft inserted through the through hole with a seat plate interposed between the support plate,
One end of the support plate is pivotally supported on the support plate so as to be swingable about the vertical axis. The other end of the support plate is inserted through a long hole along the lateral direction and a cylindrical boss. A biasing means for elastically biasing the idler wheel in a direction away from the support wheel, wherein the support plate and the seat plate clamp the support plate by a fastener fastened to a tip end of the support shaft, so that the idler wheel A cutting and binding machine configured to hold a body in position. 2. The mowing and tying machine according to claim 1, wherein a scraper capable of scraping off and removing adhering matter from the belt winding groove of the idler wheel body is provided on the seat plate.