JPH0755871Y2 - Grain culm discharging device in left and right discharge shaving and binding machine - Google Patents

Description

[Detailed Description of the Invention] (a) Industrial field of application The present invention is capable of discharging the bundled grain culm to any left or right outer side of the machine body after cutting and binding the napped grain culms. TECHNICAL FIELD The present invention relates to a grain culm discharging device in a left and right discharge shaving and binding machine.

(B) Conventional technology In a grain culm discharging device in a conventional left and right discharge shaving and binding machine, a raising case arranged side by side, or a double-row cut culm raising path by a raising case and a guide member arranged side by side, or A single-row grain culm raising passage is formed, and both arranging raising cases are arranged side by side, or a bunching device having a binding pocket communicating with the culm raising passage is provided below the backs of the juxtaposed raising cases and the guide member. Then, the left and right discharge passages and the left and right discharge portions are formed behind the binding pocket so that the left and right discharging device is operated by the left and right switching mechanism, and the left and right raising case or the raising case and the guide member above the binding pocket. Left and right star wheels that convey the tips of the culms to the rear are installed above the back of the.

(C) Problems to be solved by the invention In the grain culm discharging device in the conventional left and right discharge shaving and bundling machine, the left and right star wheels above the binding pockets always put the tip of the cut grain culm in the rear left and right discharging passages. Since it rotates so as to convey, when the bundled grain culm in the left and right discharge passages is discharged to the left by the left and right discharging device, the right star wheel rotates so that the tip side of the bundled grain culm is conveyed to the right. In addition, when the bundled grain culms in the left and right discharge passages are discharged to the right by the left and right discharging device, the left star wheel is rotating so as to convey the tip side of the bundled grain culm to the left, which The tip side of the united grain culm is spread to the left and right, causing disorder.
There was a problem that the bundle grain culms could not be discharged smoothly.

In the present invention, when the bundle of grain culms in the left and right discharge passages is discharged to either the left or right side, the star wheel does not disturb the tips of the bundle of grain culms, and the bundle of grain culms can be discharged smoothly. An object of the present invention is to provide a grain culm discharging device in a cutting and binding machine.

(D) Means for Solving the Problem In order to achieve the above-mentioned object, in the left and right discharge mowing and binding machine of the present invention, the raising cases (2) arranged side by side.
(2) Or the raising case (2) and the guide member (2a) form the grain culm raising path (3), and the raising case (2)
A bundling device (9) having a bundling pocket (6) communicating with the grain culm raising path (3) is disposed below the back of (2), and left and right discharge passages (11) are provided behind the bundling pocket (6). A left and right discharging device (14) is formed and arranged so that the left and right discharging device (14) is operated by the left and right switching mechanism (B), and the tip side of the grain culm is moved backward above the bundling pocket (6). In a left-right discharge reaping and binding machine in which left and right star wheels (10a) (10b) to be conveyed are provided in opposition, when the left and right discharge device (14) is operated leftward by the left and right switching mechanism (B), the left star wheel ( 10a) rotates clockwise and the right star wheel (10b)
Rotation of the right star wheel (10) is stopped when the left and right discharge device (14) is operated rightward by the left and right switching mechanism (B).
b) is such that the left star wheel (10b) stops rotating due to counterclockwise rotation.

(E) Action In the grain culm discharging device in the left and right discharge cutting and bundling machine configured as described above, the left and right switching mechanism (B) is operated to discharge the bundled grain culm to the left outer side of the machine body. Actuating the device (14) to the left will cause left star wheel (10a)
Rotates in the right direction in a plan view and the right star wheel (10
When the rotation of b) is stopped, the tips of the cut culms transferred to the binding pockets (6) of the binding device (9) from the grain culvert raising passage (3) are discharged left and right beforehand by the left star wheel (10a). When the predetermined amount of harvested culm is collected in the center left of the passage (11) and the binding device (9) collects a predetermined amount of harvested culm, the binding device (9) operates to bind the harvested culm to the left and right discharge passages (11). ), And the bound grain culms discharged to the left and right discharge passages (11) are discharged to the left outer side of the machine body by the left and right discharge device (14) operating in the left direction.

At this time, since the rotation of the right star wheel (10b) is stopped, no action is exerted on the tip end side of the bound grain culm when it is released from the binding device (9) or released by the left and right releasing devices (14). Therefore, no disturbance occurs on the tip side of the united grain culm.

On the contrary, when the left / right release device (14) is operated to the right by operating the left / right switching mechanism (B) to release the bound grain culm to the right outer side of the machine, the right star wheel (10b) is left in plan view. The left star wheel (10a) stops rotating due to the rotation operation, and the bound grain culms are discharged to the right outside of the airframe.

(F) Example An example will be described with reference to the drawings. In FIGS. 3 and 4, the reaper binding machine (A) is composed of a reaper section (A1) and a traveling section (A2). , The reaper (A1)
Is configured as follows.

At the tip of the mowing frame (1), raising cases (2) and (2) having a lower front and a higher rear are placed side by side with a double-row grain culm raising passage (3) in between. Each of the cases (2) and (2) is provided with a raising tine (4) (4), ... .. A cutting blade (5) is laterally provided in the lower rear part of the grain culm raising passage (3) in which the ascending movement moves, and a binding pocket (6) is provided at the rear part of the cutting blade (5). A binding device (9) is provided which communicates with the raising passage (3) and which has a knot portion (7) and a focusing portion (8) on both sides of the binding pocket (6).

At the end of the grain raising passage (3) facing above the binding pocket (6), left and right stars attached to the backs of the raising cases (2) and (2) and acting below the grain spike necks. Wheels (10a) and (10b) are provided corresponding to each other, and a left and right discharge passages (11) that are open to both sides of the aircraft at right angles to the binding pockets (6) are provided at the rear of the binding device (9). (1
The discharge projections (13) that are formed by 2) and project into the left and right discharge passages (11) are formed at two points on the front surface of the transport deck (12).
A left and right discharge device (14) having (13) ... Is provided.

The traveling section (A2) is configured as follows, and the transmission case (16) is equipped with the engine (15) at the rear.
A traveling wheel (17) is pivotally supported at the lower end of the engine (15).
A connecting pipe (19a) (19b) equipped with a steering handle (18) is provided in front of the connecting pipe (19a) (1a).
The front end of 9b) is connected to the mowing part (A1).

The power transmission mechanism from the engine (15) to each part is configured as shown in FIGS. 1 and 2.

That is, the tip of the transmission shaft (20b), which is connected to the output shaft of the engine (15) and is housed in the connection pipe (19b), extends to the left and right discharge device (14) at the transfer deck (12). Then, the bevel gears (22a) (22b) (22c) and the switching clutch (2) are attached to the shaft (21) of the left and right discharging device (14).
2d) left and right switching mechanism (B) interlocking connection,
Bevel gears (22b) (22c) of this left / right switching mechanism (B)
Is loosely fitted to the shaft (21) and is engaged with the shaft (21) by meshing with a switching clutch (22d) slidably engaged with the shaft (21). The rotation of the left and right is changed to the left or right due to the engagement, and the left and right discharge device (14) is operated to the left or right by changing the rotation direction of the shaft (21).

The left and right discharging device (14) is composed of endless belts and the like with the transport protrusions (13) (13) suspended between the shaft (21) and another shaft.

On the other hand, the tip of the transmission shaft (20a) which is linked to the engine (15) and is housed in the transmission pipe (19a) has the transfer deck (1
2) Extends to the location, and from the transmission shaft (20a) to a binding device (9), left and right raising cases (2) and (2), cutting blades (5), left and right star wheels (10a) and (10b), etc. It is configured to be transmitted.

Drive shaft (23) that is supported above and below the raising case (2) (2)
The drive sprocket (23)
c), a moving sprocket (23d) is mounted, and the drive sprocket (23c) and the moving sprocket (23d) are pivotally mounted with the raising tines (4) (4).
e) is multiplied.

A sliding shaft (23) pivotally supported on the upper part of the raising case (2) (2).
The lower end of b) is extended rearward and a bevel gear (24) is fixedly attached to the left and right star wheel shafts (10c) to which the left and right star wheels (10a) and (10b) are fixed. It engages with the fitted bevel gear (10d), and the bevel gear (10d) is engaged with the star wheel shaft (10c) by meshing with the power intermittent clutch (10e) slidably engaged with the star wheel shaft (10c). It

The above-mentioned power interrupt clutches (10e) (10e) of the left and right star wheels (10a) (10b) and the switching clutch (22) of the left and right switching mechanism (B) in the above-mentioned left and right discharging device (14).
It is linked with d) as shown in FIG.

That is, the switching clutch (22d) is slid on the shaft (21) by the swing of the operation arm (25) pivotally supported by a part of the transmission case, and the power on-off clutch (10d).
e) and (10e) also swing the operating arms (26a) and (26b) pivotally supported by a part of the transmission case, so that the star wheel shaft (10c)
The operation arm (26b) (25) is configured to be slid on the (10c), and the operation arm (26b) (25) is pivotally supported (28a) on the operation handle (18) via the wires (27a) (27b). ) Upper operation part (28b), the operation arm (2
6a) is connected to the lower operation part (28c) of the operation lever (28) via the wire (27c).

Therefore, as shown in FIG. 1, when the operating lever (28) is rotated from the N position to the O1 position, the wire (27c) connected to the lower operating portion (28c) is pulled and the operating arm (2) is pulled.
6a) is pivoted upward, and by this pivotal operation of the operating arm (26a), the power on-off clutch (10e) slides upward, engages with the bevel gear (10d), and the left star The wheel (10a) rotates clockwise when seen in a plan view.

On the other hand, the wire (27a) connected to the upper operation part (28b)
The (27b) is pushed to rotate the operation arms (25) (26b) downward, and by the downward rotation operation of the operation arms (25) (10b), the power on-off clutch (10e) is The bevel gear (10d) is disengaged and the right star wheel (10d)
When the rotation of b) stops, the switching clutch (22d)
Left and right discharge device (14) engaging with bevel gear (22c)
Operates to the left.

In other words, when the operation lever (28) is rotated to the O1 position,
The left star wheel (10a) is rotated in the right direction, the rotation of the right star wheel (10b) is stopped, and the left and right discharging device (14) is operated in the left direction.

Therefore, the tip end side of the cut culm that has been raised by the raising tine (4) (4) ..., cut by the cutting blade (5) and conveyed into the binding pocket (6) of the binding device (9) is By the left star wheel (10a) that rotates in the right direction in advance, it is transported to the center left side of the left and right discharge passages (11), and then the door (9a) is activated when the amount of grain culm in the binding pocket (6) reaches a certain amount. , The knotting part (7) and the bundling part (8) operate to bind the cut grain culm, and the bound grain culm is the left star wheel (10a) that acts on the tip side and the discharge arm that acts on the root side. The door (9a) is opened by the joint action of the above and is discharged into the left and right discharge passages (11).

The bound grain culms discharged into the left and right discharge passages (11) are discharged to the left outer side of the machine body by the left and right discharge devices (14) operating in the right direction.

When the operation lever (28) is operated from the N position to the O2 position in the opposite manner to the above, the left star wheel (10b) stops, the right star wheel (10a) rotates counterclockwise, and the left and right discharging device (14) operates. Operates to the left.

Therefore, the tip side of the harvested grain culms conveyed in the binding pocket (6) is rotated rightward in advance to the right star wheel (10b).
Is conveyed to the center right side of the left and right discharge passages (11), and then discharged to the left and right discharge passages (11). This bound grain culm is rotated rightward by the right and left discharge device (14) to the right outside of the fuselage. It is released toward you.

FIGS. 5 and 6 show another embodiment in which the present invention is applied to a single-row cutting and tying and binding machine. By using the raising case (2) and the raising guide (2a) arranged side by side, The one-row cut grain culm raising passage (3) is formed, and the raising case (2) and the raising guide (2a) are provided at the end of the grain culling raising passage (3) and the location facing above the binding pocket (6). Left and right star wheels (10a) (10b) that are installed above the back of the left and right star wheels (10a) (1)
0b) is mounted above the bundling device (9) above the star wheel shafts (29a) (29b) planted, and the star wheel shaft (29b) and the shaft (21) are attached to the bevel gears (30a) (30b). )
(30c) and (30d) are interlockingly connected, and the star wheel shafts (29a) and (29b) are connected to the sprockets (31a) and (31b).
And chain (31c) interlockingly connected, and one-way clutches (32a) (32b) between the star wheel shaft (10b) and the star wheel (10b) and sprocket (31a) on one side.
Intervene.

When the left / right switching mechanism (B) 's switching clutch (22d) is engaged with the bevel gear (22b) by operating the operating lever (28) and the left / right discharging device (14) is operated leftward, the rotational power of the shaft (21) is rotated. Is the bevel gear (30a) (30b) (30c) (30
It is transmitted to the star wheel shaft (29b) via d) and rotates the star wheel shaft (29b) to the right in a plan view.

At this time, as for the power of the star wheel shaft (29b), the one-way clutch (32b) between the star wheel shaft (29b) and the star wheel (10b) operates, and the power of the star wheel shaft (29b) is changed to the star wheel (29b). Not transmitted to 10b), the star wheel (10b) is stopped.

On the other hand, the power of the star wheel shaft (29b) does not act on the one-way clutch (32a) and sprockets (31a) (31b).
And, it is transmitted to the star wheel shaft (29a) through the chain (31c) and rotates the left star wheel (10a) clockwise.

Next, when the switching clutch (22d) of the left / right switching mechanism (B) is engaged with the bevel gear (22c) by the operation lever (28), the left / right discharging device (14) is actuated rightward and the shaft (2
The rotation power of 1) is the bevel gear (30a) (30b) (30c)
It is transmitted to the star wheel shaft (29b) via (30d) and rotates the star wheel shaft (29b) counterclockwise.

When the star wheel shaft (29b) rotates to the right, the power of the star wheel shaft (29) does not work.
It is transmitted to a star wheel (10b) via a), and this star wheel (10b) is rotated leftward.

On the other hand, the power of the star wheel shaft (29b) is
The one-way clutch (32b) interposed between the 1a) and the star wheel shaft (29b) does not transmit the force to the star wheel shaft (29a), and the left star wheel (10a) stops rotating. There is.

That is, the left / right switching mechanism (B) causes the left / right discharge device (14).
When the discharge direction is switched to the left or right, the star wheel on the lower side in the discharge direction rotates in the discharge direction, and the rotation of the star wheel on the upper side in the discharge direction stops.

It should be noted that this one star wheel shaft (29a) can be extended upward and raised to serve also as the drive shaft of the case (2).

(G) Effect of the Invention Since the present invention is configured as described above, it has the following effects.

When the bundled grain culms are discharged to one side of the machine, the star wheel on the discharge side rotates and the rotation of the other star wheel is stopped, so that the cut grain culm transported to the binding pocket (6) The tip side does not spread to both rear sides of the bundling pocket (6), and the tip side is eccentrically located in the discharge direction of the left and right discharge passages by the star wheel on the discharge side. In addition, the tip of the united grain culm is not disturbed and a uniform release posture is obtained.

Moreover, since the tip end side of the released grain culm is tilted in the releasing direction in advance when the tip end side is tilted in the releasing direction by the right and left releasing tool device, there is little disturbance on the tip side when releasing from the body, and It has less impact and less shattering.

[Brief description of drawings]

FIG. 1 is an operation explanatory view of the left and right star wheels and the left and right discharging device, FIG. 2 is a transmission path diagram, FIG. 3 is a plan view of a cutting and binding machine which carries out this, FIG. 4 is a side view thereof, and FIG. Is a transmission path diagram of another embodiment, and FIG. 6 is a plan view of a cutting and binding machine in which this is implemented. (2) …… Raising case (3) …… Gran culm raising passage (6) …… Bundling pocket (9) …… Bundling device (11) …… Left and right discharge passage (14) …… Left and right discharge device (10a ) …… Left star wheel (10b) …… Right star wheel (B) …… Left and right switching mechanism

Claims (1)

[Scope of utility model registration request] 1. A raising case (2) arranged side by side.
(2) Or the raising case (2) and the guide member (2a) form the grain culm raising path (3), and the raising case (2)
A binding device (9) having a binding pocket (6) that raises the grain culm and communicates with the passage (3) is disposed below the back of (2), and a left and right discharge passage (11) is provided behind the binding pocket (6). A left and right discharging device (14) is formed and arranged so that the left and right discharging device (14) is operated by the left and right switching mechanism (B), and the tip side of the grain culm is moved backward above the bundling pocket (6). In a left-right discharge reaping and binding machine in which left and right star wheels (10a) (10b) to be conveyed are provided in opposition, when the left and right discharge device (14) is operated leftward by the left and right switching mechanism (B), the left star wheel ( 10a) rotates clockwise and the right star wheel (10b)
Rotation of the right star wheel (10) is stopped when the left and right discharge device (14) is operated rightward by the left and right switching mechanism (B).
b) The grain culm discharging device in the left and right discharge slash binding machine, characterized in that the left star wheel (10b) stops rotating in the left direction.