JP2581393B2 - Threshing culm uniting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a threshing waste culm binding device for binding culms discharged from a threshing device.

[0002]

2. Description of the Related Art A plurality of scraping devices are provided at a lower rear portion of a draining portion of a threshing device, and the plurality of scraping devices are integrally moved and adjusted in the direction of the stem of the draining culm. Is already known.

[0003]

In the conventional apparatus, even if the culm is a long culm, all of the plurality of scraping devices are moved and adjusted to the base of the culm along the culm direction of the culm. With this configuration, among the plurality of scraping devices, the tip-side scraping device cannot scrape the tip side of the culm, and there is a problem that the culm scraped into the binding device is disturbed. Was. The present invention, when scraping the culm discharged from the transport end of the culm device of the threshing device into the rear binding device, even if the culm is a long culm, only the scraping device on the stock side is the stock side To prevent the delay of transfer at the base of the stock, and the scraping device on the tip side solves the above-mentioned problem by scraping toward the bundling device at the appropriate position on the tip side of the culm end at the end of the culm device. It is something you want to do.
In order to achieve this object, the present invention has taken the following technical measures.

[0004]

That is, the technical means according to the present invention comprises a bundling device 2 which is arranged at the rear of the threshing device 4 and which can be moved and adjusted in the direction of the culm of the culm. A scraping device 3, which is arranged on the front side and scrapes the culm discharged from the culm device 5 of the threshing device 4 toward the binding device 2, and is disposed in a plurality of culm directions of the culm of the culm. 1
4, 5 and only one of the plurality of raking devices 3, 14, 15 that moves and adjusts the raking device 3 on the side of the root in the direction of the culm of the culm independently of the binding device 2. Side scraping device movement adjusting means, strain position sensors 29,30 for detecting strain positions of the culm being scraped by the plurality of scraping devices, strain positions of the strain position sensors 29,30 A command to move and adjust the stocking side scraping device 3 to an appropriate position in the culm direction of the culm based on the detection result is given to the stocking side scraping device movement adjusting means.
And a threshing and culm binding device comprising:

[0005]

The threshed waste culm 1 threshed by the threshing device is conveyed from the waste culm device 5 to the binding device 2 via the plurality of scraping devices 3, 14, and 15. In the binding device 2, the scraping devices 3,
When the culm collected and transported by 14 and 15 reaches a certain binding amount, it is bound and released by the binding device 2.

When the binding position 2 is moved to the tip side or the root side, the binding device 2 is moved along the direction of the culm of the culm. By moving the tying device 2 toward the tip, the binding position with respect to the culm is moved toward the tip. At this time, culm 1
When the culm length is constant, the binding position 2 is maintained in the state of being adjusted to the tip, but when the culm length increases, the change in the culm length is detected by the stock position sensors -29, 30.
Of the plurality of raking devices, only the raking device 3 on the stock side is bound.
The raking device 3 is moved to the stock side independently of the device 2, and the scraping device 3 engages with the stock side of the culm and squeezes and conveys it to the binding position by the binding device 2. At this time, the tip-side scraping devices 14 and 15 do not move, and are always at the proper tip-side scraping position. Therefore, the posture of the tip portion of the culm discharged from the culm device 5 is disturbed. However, the spike side is securely locked and scraped.

[0007]

Therefore, according to the present invention, the spike-side scraping device always inherits the spike-end side of the spout at an appropriate position on the spike-side with respect to the end of the spout, regardless of the length of the spout. Even if the posture is disturbed, it is possible to reliably scrape toward the bundling device 2, and only the scraping device 3 on the stock side is controlled to move in the culm body direction depending on the length of the culm, so that the culm can be removed. It is possible to reliably scrape the root of the stock into the binding device 2 in a state where there is no delay in transporting, and only the scraping device 3 on the stock side of the plurality of scraping devices is independent of the binding device 2 Despite having a simple configuration of adjusting and controlling in the body direction, even a short or long excreted culm can be squeezed and transported to the tying device 2,
The binding performance of the culm can be improved.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. The culling device 5 provided at the rear end of the combine threshing device 4 holds and transports the threshed culm by the upper chain and the lower guide rod. The threshing device outlet of the threshing device 4 Is provided so as to be transported in an oblique direction from the position of the stem side of the culm strain to the position of the tip side. At the end of the culling device 5, a binding device 2 for receiving and binding the threshed culms is provided.

The bundling device 2 includes a bundling packer 6, a needle 7 for winding the bundling cord around the bundling culm, a bundling device 8 for tying the bundling tying strap, and a culm after bundling. Arm 9 and the like for discharging the bundled frame 10 are attached to the rear end of the threshing device 4 in a detachable mounting frame 1.
1 is provided slidably along the culm body direction with a sliding member 12 or the like.

The attachment frame 11 is provided with a guide plate 13 for bundling and bundling the culm, and receives the culm 1 transferred by the culm device 5 and guides it to the tying device 2. Also, this guide plate 1
Above 3, there are provided scraping devices 3, 14, 15 for arranging a lug on the chain and rotatingly transmitting the culm discharged from the culm device 5 to the binding device 2 side by rotating transmission. These raking devices 3, 14, 15 and the like are transmitted by a raking transmission shaft 16 which is rotatably rotated at a fixed position with respect to the mounting frame 11, and among these, the raking device 3 on the base side along the stem body direction is provided. , The scraping transmission shaft 1
6, mounted by a sliding boss 17 that is movable along
Along the culm direction of the culm 1 independently of the binding device 2
The movement can be adjusted, and the scraping device 14 at the center and the scraping device 15 at the tip side are provided at fixed positions.

The culm device 5 is provided on the stock side of the mounting frame 11.
A stock alignment plate 18 is provided for aligning the end surfaces of the stems of the culms to be transferred from the end portion of the stalk to the binding device 2 via the respective scraping devices 3, 14, 15; Rocking
The oscillating force is transmitted to the culm body by means of the rubber 20. Reference numeral 21 denotes a transmission shaft for transmitting each part of the binding device 2 and the scraping devices 3, 14, 15 and the like. Reference numeral 22 denotes a cam integrated with the sliding member 12, and a switch 23 integrated with the mounting frame 11 is opposed to the cam 22. Is provided. 24 is a control mode for controlling the movement of the scraping device 3.
To the member integral with the mounting frame 11 and
Screw shaft 2 screwed into female screw 25 integral with sliding boss 17
6 is driven and rotated by the control motor 24,
The movement of the scraping device 3 in the direction of the culm within a predetermined range can be controlled.
Reference numerals 27 and 28 denote stop switches for detecting and stopping the tip-side movement position or the stock-source-side movement position of the scraping device 3. Reference numerals 29 and 30 denote stock position sensors for detecting the stock position. The stock position sensors are disposed at two places at appropriate intervals in the direction along the culm of the culm. When only the stock position sensor 30 is located between the stock position sensor 30 and the stock position sensor 30 (FIG. 5), it is assumed that the culm 1 has been scraped to an appropriate position. When the sensors 29 and 30 are both OFF (FIG. 6), the culm 1 is too close to the spike side,
When both 9 and 30 detect the stock root and are in the ON state (FIG. 7), it is assumed that the culm 1 is too close to the stock root side. At the front side of the sliding body 31, the stock position sensor 2 is provided.
9 and 30 are attached, and on the rear side of the sliding body 31,
The end portion of the stock plate 18 is attached to the support shaft 19, and the sliding body 31 is screwed to the screw shaft 33 in the left-right direction, and the control motor 32 rotates the screw shaft 33 forward or backward. The position of the stock position sensors 29, 30 and the end of the stock plate 18 are controlled to move to an appropriate position in the culm direction of the culm. Reference numeral 34 shown in FIG.
The sliding switch is provided by a switch provided in the sliding member 31 and is switched by sliding contact with a cam 35 provided in the sliding member 31.
Is contacted by moving to the base of the stock, and is in a non-contact state when it is on the tip side, and is thereby switched. (R1) and (R2) are relay contacts.

When the harvested culm is transferred and supplied to the threshing device 4 by the combine operation, threshing is performed, and the threshed culm 1 is clamped and transferred by the culm device 5 to be bound and bound.
Transferred to The root of the culm conveyed to the terminal side of the culm device 5 is guided by the stock plate 18, the culm is supported and guided by the lower guide plate 13, and from the upper side of the culm. It is transported by the squeezing action of each of the squeezing devices 3, 14, and 15, and is further converged to the tying position 2 by the convergence packer 6. The bundled grain culm 1 is further subjected to a binding action by the binding device 2 to become a bound culm, and is discharged to the rear side by the release arm 9.

When tying the intermediate position of the culm in a normal operation, the tying device 2 is moved (c) to a position close to the base of the stock. At this time, the cam 22 separates from the switch 23 and
It is in the state of F. Also, the stocking side scraping device 3 is in a state of being moved to the tip side in the direction indicated by the arrow (c), and the sliding members 31 such as the stock position sensors 29 and 30 are moved in the direction indicated by the arrow (b).
It is assumed that it has been moved to the tip side in the direction. When the position of the root of the culm is detected by the root position sensors 29 and 30 from the end of the culm, that is, when the culm of the culm is short, the control motor 32 is turned off. By rotating, the sliding body 31 is moved in the direction opposite to the arrow (b) to adjust the positions of the stock position sensors 29 and 30 to an appropriate position with respect to the culm 1 and the support shaft 19 of the stock alignment plate 18. The side is also moved to the same position, and the roots of the cereal stems to be collected by the scraping devices 3, 14, 15 and the collecting packer 6 are aligned at a predetermined position. Conversely, if the stem of the culm becomes longer and the stem portion of the culm is detected as being too long by the stem position sensors 29, 30, the control motor 32 is rotated in the reverse direction, and the sliding body 3 is rotated.
1 is adjusted to the stock side in the direction of the arrow (b) to move to a position where the stock end face of the culm 1 is detected at an appropriate position, and the support shaft 19 of the stock alignment plate 18 is also moved in the same manner. Let it.

When the binding position is set to the tip side, as in the case where the culm 1 is bound and then released in an upright posture on the ground, the binding device 2 is moved to the tip side in the direction of the arrow (c). Move. Thereby, the scraping devices 3, 14, 15
For example, the binding position to be bound by the binding device 2 with respect to the bundled culm 1 is shifted to the tip side. By this movement adjustment, the switch 23 is turned on by the cam 22. At this time,
The sliding body 31 is located at a position away from the switch 34;
If the stock position sensors 29 and 30 and the stock aligning plate 18 are also in the proper positions and remain unchanged, the stop switch 27 is pressed by the lateral side of the scraping device 3 and the switch 34 is pressed.
By turning off the stop switch 27, the relay contact (R2) is in the OFF state, the control motor 24 is not rotated, and the scraping device 3 is not moved.

At this time, if the culm 1 is a long culm, the stock position sensors 29, 30 control the movement of the stock alignment plate 18 in the direction of the arrow (b) together with the sliding body 31 and these sensors 29, 30 together with the sliding body 31. . Moreover, the movement of the cam 35
When the changeover switch 34 is switched to the long culm side due to the sliding contact, the stop switch 28 is turned on and the switch 23 is turned on.
By N, the control motor 24 is rotated by the relay contact (R1), the scraper 3 on the stock side is moved toward the stock side (C), and the stop switch 28 is pressed and stopped. It will be. Therefore, the scraping device 3 performs the scraping and feeding of the culm 1 at the position moved to the stock side. When the culm length becomes short, the sliding body 31 moves in the direction opposite to the arrow (b) and the switch 34 moves.
Is switched to the short culm side, so that the control motor 24 moves the stock side scraping device 3 in the direction opposite to the arrow (C) to set the stop switch 27 to the OFF position.

Further, when the binding device 2 is moved to the base of the stock and returned to the normal binding position from such a state, the switch 23 is turned off, so that the culm becomes a long culm, and further, a short culm or the like. Even if it changes, the scraping device 3 is not moved.

[Brief description of the drawings]

FIG. 1 is a plan view of a threshing culm uniting device.

FIG. 2 is a side view of the same.

FIG. 3 is a side sectional view of a main part of the same.

FIG. 4 is a circuit diagram.

FIG. 5 is a plan view showing an operation state.

FIG. 6 is a plan view of the same.

FIG. 7 is a plan view of the same.

[Explanation of symbols]

REFERENCE SIGNS LIST 1 culm 2 tying device 3 stock side scraping device 4 threshing device 5 dumping device 14 ear tip scraping device 15 ear tip scraping device 18 stock plate 29 stock origin position sensor 30 stock origin position sensor

Claims (1)

(57) [Claims] 1. A bundling device 2 disposed at the rear of the threshing device 4 and capable of moving and adjusting in the direction of the culm of the culm, and a culling device 5 of the threshing device 4 disposed in front of the tying device 2.
Rakers 3 and 1 provided in the direction of the culm of the culm of the culm which are raked toward the binding device 2
4, 5 and only one of the plurality of raking devices 3, 14, 15 that moves and adjusts the raking device 3 on the side of the root in the direction of the culm of the culm independently of the binding device 2. Side scraping device movement adjusting means, strain position sensors 29,30 for detecting strain positions of the culm being scraped by the plurality of scraping devices, strain positions of the strain position sensors 29,30 A command to move and adjust the stocking side scraping device 3 to an appropriate position in the culm direction of the culm based on the detection result is given to the stocking side scraping device movement adjusting means.
A threshing culm binding device, comprising: