JPH0824471B2 - Scraping device for straw bundling machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a scraping device for a straw tying machine attached to a self-propelled self-unloading device or the like.

(B) Conventional technology In the straw bundling device, conventionally, a technique has been known in which a stocker side packer and a tip side packer that project from the same direction and rotate in synchronization are provided, and the position of the tip side packer can be adjusted. is there. For example, it is like the technique described in Japanese Utility Model Publication No. 48-45319.

Further, in the self-propelled self-propelling device, a technique in which a straw binding machine is attached to bind the straw after threshing is known.

 For example, it is as in Japanese Utility Model Laid-Open No. 51-22699.

However, in the straw bundling machine attached to the conventional self-propelled self-propelling device, the packer, which is the scraping device, is arranged only on the root side, so that the delay on the tip side without the scraping device is provided. However, there was a problem that the swallowing posture was disturbed and the united straws were uneven.

(C) Problems to be Solved by the Invention An object of the present invention is to solve the problems of the related art, and to replace the packer conventionally provided only on the stock side,
It is also provided on the tip side to rotate both of them synchronously, thereby preventing the disorder of the binding straw that acts on the tip side almost simultaneously with the stocker side packer.

(D) Means for Solving the Problems The object of the present invention is as described above, and a configuration for achieving the object will be described below.

In the straw binding machine for binding the straw after threshing by the threshing device D, a fixed frame 10 fixed to the side of the threshing device D.
And a slide frame 11 that is slidable on the fixed frame 10 for adjusting the straw bundling position is provided, and a binding mission case E is mounted on the upper part of the slide frame 11 and is discharged from the binding mission case E. The root side packers 2a, 2b for scratching the root side of the straw are rotatably protruded, and the tip side packer 4 for scratching the straw tip side is rotatably protruded from the fixed frame 10 side, Both are synchronously rotated.

(E) Action of the Invention The configuration of the present invention is as described above. Next, the action of the invention will be described.

The straw that has been threshed in the threshing device is conveyed by the feed chain to the inlet of the straw binding machine. Conventionally, only the packer provided on the stocker side scratches the straw, and the binding mission case is arranged on the tip side. It was preventing it from spreading to the mold.

In the case of the present invention, since the stocker side packers 2a and 2b and the tip side packer 4 rotate at the same time in the synchronized rotation, the both packers can carry out the scratching in step.

(F) Embodiment The purpose and constitution of the present invention are as described above, and the constitution of the embodiment shown in the accompanying drawings will be described below.

1 is a front perspective view of the straw tying machine of the present invention, FIG. 2 is a rear view of the same, FIG. 3 is a side view of the same, FIG. 4 is a plan view of the same, and FIG. Rear view showing the drive unit,
FIG. 6 is a plan view of the same, FIG. 7 is a rear view showing the drive portion of the tip side packer 4, FIG. 8 is a rear view showing the relational position between the stocker side packer 2a and the tip side packer 4, FIG. FIG. 10 is a side sectional view showing the drive unit of the tip side packer 4, FIG. 10 is a side sectional view of the input gearbox A, FIG. 11 is a front view of the drive unit of the tip side packer 4, and FIG. 4 is a drawing of a rotation position adjustment bracket 40 of the packer 4.

The overall structure of the straw binding machine of the present invention will be described with reference to FIGS. 1, 2, 3, and 4.

The body of the straw binding machine according to the present embodiment shows an example of binding the straw of the self-propelled device. Then, a turning support column 35 is attached to the right side of the body of the self-propelled self-propelling device, and the front end is rotated by pivotally supporting the pivot cylinders 36b and 36a of the straw binding machine at the pivot support column 35. It is possible to move. Then, the front end of the fixed frame 10 fixed to the rotating cylinders 36b, 36a is configured to be fixed to the rear end of the stick receiving support rod 33 of the stick receiving device 5 protruding from the threshing device D via the connecting metal fitting 34. There is.

A slide frame 11 is provided on the fixed frame 10,
The main part of the straw binding machine is formed on the slide frame 11.

On the contrary, what is supported on the fixed frame 10 side is the tip side packer drive case B, the input gear box A, the long / short culm adjusting handle 16 and the long / short culm adjusting screw 15.

By rotating the long / short culm adjusting handle 16, the long / short culm adjusting screw 15 moves the female screw body 15a fixed to the side surface of the stock arranging plate drive unit C back and forth, and by the movement of the female screw body 15a, the slide frame is moved. The entire binding device placed on 11 can be moved back and forth to adjust the long and short culms.

The power of the input gearbox A is transmitted by extending the axis of the threshing device D, the power of the input gearbox A is transmitted to the drive side of the tip side packer 4 by the tip side packer drive case B, and the other is the slide shaft 7 Is transmitted to the stock equalizing plate drive unit C via.

The stock aligning plate driving unit C is arranged at the position of the rear end on the slide frame 11, and the binding mission case E is arranged continuously to the stock aligning plate driving unit C. Is formed in a "" shape, and a knot frame 18 is formed on a protruding portion of the bundling deck 24 to the upper part, and a knot building and a knot holder are arranged in the knot frame portion.

An intake guide 31 projects from the knot frame 18 to the feed chain 14 side of the threshing device D, and a discharge culm 28 is rotatably arranged above the knot frame 18 for discharge rotation.

In addition, the binding deck of "" type binding mission case E
The stocker side packers 2a, 2b and the needles 3 are arranged so as to be able to drive to the lower side of the stocker side 24, and the stocker side packers 2a, 2b project from above the binding deck 24 to above the binding deck 24 and eject them. It acts to scrape straw.

When a sufficient amount of straw is collected in the binding pocket by the scraping action of the stocker side packers 2a, 2b, the door clutch is turned on and the knotting action by the needle 3, the knot building and the knot string holder is started. .

The knotting cord case 13 is arranged in the left-right direction at the position of the rear part of the stock element aligning plate drive unit C, and the knotting cord 17 is inserted and fixed in the knotting cord case 13.

Further, the tip side packer 4 is fixed to the fixed frame 10 side, and at the front position where the slide frame 11 does not rotate, to the tip side packer 4.
And the tip side packer drive case B is configured.

To surround the tip side packer drive case B,
Bundling deck rods 6a, 6b are erected from the fixed frame 10, and straw moves while receiving the scraping action by the tip side packer 4 with the tip portion placed on the binding deck rods 6a, 6b. Of.

Further, the pricking device 5 is provided at a position above the pricking receiving support rod 33 from below the binding deck rods 6a, 6b to the side surface of the threshing device D.

The bite receiving device 5 is configured in the shape of a bag made of cloth, and the tip of the grain culm passes over the bite receiving device 5, and the bite particles dropped by vibration are captured by the bite receiving device 5. .

In FIG. 3, a fried grain barrel 50 is shown on the side surface of the threshing device D, and the fine grains coming out from the first opening of the threshing device D are stored in the paddy bag of the paddy receiving device. .

12 is the 4th mouth of the threshing device D, and the straw is conveyed in a state where the stock base part is sandwiched by the feed chain 14 and fed into the straw binding machine, and the tip part is the binding deck from the 4th mouth 12. It falls on the rods 6a and 6b.

Also, supporting from the side of the knot frame 18, the straw restraint rod 29 is arranged and arranged at the side portion of the feed chain 14 by a spring plate, and the straw is lifted upward by the straw restraint rod 29. It is suppressed so that there is no. By suppressing the straw by the straw suppressing rod 29, the straw is located at a position where the stocker side packers 2a, 2b and the tip side packer 4 exert a feeding effect.

According to the present invention, the stocker side packers 2a, 2b are provided on the stocker side of the feed chain 14 so as to be adjustable in the culm length direction, and the tip side packer 4 is fixedly provided on the tip side of the feed chain 14. Yes, the stocker side packers 2a and 2b and the tip side packer 4 rotate in synchronization.

On the binding deck side of the position of the straw suppression rod 29, a straw return prevention plate 30 is erected, and the straw return prevention plate 30 has a jagged uneven portion on the upper surface. The straw discharged by the stocker side packers 2a and 2b and the tip side packer 4 is configured not to return to the threshing device D side.

As shown in FIG. 3, the binding deck 24, the straw return prevention plate 30, and the binding deck rods 6a and 6b constitute the straw mounting surface.

Next, with reference to FIGS. 2, 5, and 6, the structure of the stock aligning plate 1 and the drive unit will be described.

The rear end of the slide shaft 7 protrudes into the stock arranging plate drive unit C formed in the chain case. A sprocket is fixedly mounted on the rear end of the slide shaft 7, and a crank sprocket 19 is rotated by interposing a chain on the sprocket. The link 20 is reciprocated by the crank pin 25 of the crank sprocket 19 to
Rotates the arm 21 back and forth. The shaft 27 of the crank sprocket 19 is also used as the input shaft of the binding mission case E.

The arm 21 is pivotally supported by a shaft 21a, and a link 22 at the end of the arm 21 rotates an arm 26.

The rotation shaft 23 of the stock arranging plate 1 is fixed to the arm 26, and the stock arranging plate 1 is rotated back and forth by the rotation of the rotating shaft 23.

As shown in FIG. 2, the stock gathering plate 1 has the rotation shaft 23 arranged in the concave portion of the binding mission case E formed in a V shape, as shown in FIG. It is configured to rotate to a position substantially the same as the front end of the binding mission case E, or to a position where it slightly projects toward the straw passage side.

Along with the forward and backward rotation of the stock element aligning plate 1, the stock element part of straw is pushed to a position where it does not engage with the binding mission case E, and the stock element guide plate 9 pushes the stock element in front of the binding mission case E. Is being guided to.

Moreover, as shown in FIGS.
Is configured so as to overlap with the upper surface of the binding deck 24, and at the root portion of the straw that is placed and transported on the binding deck 24,
This is configured so that the stock rectifying plate 1 is pushed forward and backward.

Next, the structure of the drive unit of the tip side packer 4 will be described with reference to FIGS. 7 to 12.

Even when the bundling position is changed by rotating the long and short culm adjusting handle 16, the tip side packer 4 is fixed to the fixed frame 10 side without sliding for adjusting the long and short culms.

That is, the tip side packer drive case B is fixed to the input gear box A fixed to the fixed frame 10, and power is obtained from the input gear box A.

The input gearbox A includes a gearbox 43, a slide shaft 7, an input shaft 42, and a pair of bevel gear devices. The rotation of the input shaft 42 is changed to the rotation of the front-rear shaft 8 by the bevel gear device. The slide shaft 7 is spline-engaged with the inside of the front-rear shaft 8 and is configured to be slidable, and the rotation is transmitted to the portion of the stock aligning plate drive unit C.

The input gearbox A is provided with a bundling clutch composed of a bundling clutch arm 41 and the like, and the movement of the grain culm sensor provided in the portion of the feed chain 14 is transmitted to the bundling clutch arm 41 by a Bowden wire. Then, when the flow of straw is stopped, the binding device is stopped, and when the flow of straw is started, the clutch is connected again.

The sprocket of the tip side packer drive case B is fixedly mounted on the front-rear shaft 8 of the input gearbox A, and the chain and sprocket in the tip side packer drive case B
The drive arm 37 of the tip side packer 4 is rotated. The tip side packer 4 is supported by the drive arm 37 and the driven arm 38, and the drive arm 37 is actually driven. However, by changing the support position of the driven arm 38, the tip side packer 4 is rotated. The locus for movement can be changed.
The rotation position adjusting bracket 40 is fixed on the fixed frame 10.

That is, as shown in FIG. 7, the support portion at the tip of the driven arm 38 is connected to the upper and lower pivot holes 40 of the rotary position adjusting bracket 40.
By changing to either a or 40b, the rotation locus of the tip side packer 4 can be changed to e and f.

By changing the rotation locus, it is possible to adjust the conveying speed by delaying the tip portion due to the long and short culms of the grain culm and the difference in dryness of the grain culm.

In FIG. 8, the tip side packer 4 and the stocker side packer 2a
Shows the positional relationship with.

Since the straw root unit has a slightly higher transport speed in the binding posture and the discharging posture, a tidy posture can be obtained. In the present embodiment, the stocker-side packer 2a has an angle a degree only. It is in progress. The angle a is about 30 degrees.

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

First, in the case of scraping the straw discharged from the threshing device, when the scraping is carried out only by the stocker side packer as in the conventional case, the tip side floats up, and the tip side spreads like a fan as a whole. Although the state of being bound has occurred, in the present invention, also on the tip side, the tip side packer 4 is provided, and by simultaneously scraping in a state synchronized with the stocker side packers 2a, 2b, It is possible to obtain tied straw in an orderly state in the case of both dry straw and straw having a high water content.

Secondly, the stocker side packers 2a and 2b are slidable together with the binding mission case E for adjusting the binding position, and the tip side packer 4 is configured not to move during the binding position adjustment. Therefore, the tip side packer 4 does not largely move and interfere with other members, and the sliding stroke of the stocker side packers 2a and 2b can be made large.

Thirdly, the tip side packer 4 is fixed in position,
In the threshing device D, since the position of the tip contacting the handling barrel is constant, the position of the tip is constant regardless of the long culm and the short culm. Since the fixed position of the ear neck on the tip side is packed, the scraping action can be improved.

[Brief description of drawings]

FIG. 1 is a front perspective view of the straw tying machine of the present invention, FIG. 2 is a rear view thereof, FIG. 3 is a side view thereof, FIG. 4 is a plan view thereof, and FIG. FIG. 6 is a rear view showing the drive unit of the source aligning plate 1, FIG. 6 is a plan view of the same, FIG. 7 is a rear view showing the drive unit of the tip side packer 4, and FIG. The rear view showing the relational position with the side packer 4, FIG. 9 is a side sectional view showing the drive part of the tip side packer 4, FIG. 10 is a side sectional view of the portion of the input gearbox A, and FIG. , Front view of the drive unit of the tip side packer 4,
12 shows the rotation position adjustment bracket 40 of the tip side packer 4.
FIG. A: input gear box B: tip side packer drive case C: stock source alignment plate drive D: threshing device E: binding mission case 1 stock source alignment plate 9 stock source guide plate 24 … Unity deck

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Satoshi Takemura Satoshi Industry Co., Ltd. 428 Enami, Okayama City, Okayama Prefecture (72) Inventor Takeshi Shiraishi 1-32 Chayamachi, Kita-ku, Osaka City, Osaka Yanmar Agricultural Machinery Stock In-company (72) Inventor Yasuo Kurita 341 Inadera, Amagasaki-shi, Hyogo Inside Kamisaki High-grade Machinery Works Co., Ltd. (56) Bibliographic references Sho 55-86428 (JP, U) Actual public Sho 48-45319 (JP, Y1)

Claims (1)

[Claims] 1. In a straw bundling machine for bundling straw after threshing by a threshing device D, a fixed frame 10 fixed to the side of the threshing device D and a straw bundling position adjustment on the fixed frame 10. A slidable slide frame 11 is provided for this purpose, a binding mission case E is mounted on the upper part of the slide frame 11, and a stocker side packer 2a for scraping the stocker side of straw from the binding mission case E, The bundling bundle 2 characterized in that 2b is rotatably protruded, and the tip side packer 4 that rakes in the straw tip side from the fixed frame 10 side is rotatably protruded and is rotated in synchronization. Machine scraping device.