JPH0889028A - Continuous pot-seedling transplaner - Google Patents

Abstract

PURPOSE: To directly take out a continuous pot seedling from a raising seedling box and to improve the convenience of transportation and storage. CONSTITUTION: A machine base 14 having continuously arranged pot seedling holding part 17, a pot seedling guiding part 18 and a pot seedling delivery part 19 is divided into two at the part between the pot seedling holding part 17 and the pot seedling guiding part 18. The front part 28 and the rear part 29 are connected stepwise with each other through a connection means 30 to lower the front part 28 relative to the rear part 29. A connection plate 34 attached to the rear part 29 in freely rotatable state is fallen down, its tip end is inserted into a raising seedling box 16 held on the pot seedling holding part 17 and the continuous pot seedlings 15 are continuously taken out of the raising seedling box 16 through the connection plate 34 according to the traction by a walking tractor 2. The pot seedlings are continuously delivered to a planting groove formed by an opener under the grounding face 13 of the machine base 14 and the planted seedlings are fixed with a raking plate 22 and a tamping roller 23.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transplanting machine for continuously pulling out continuous potted seedlings connected by connecting pieces from one end and successively planting them.

[0002]

2. Description of the Related Art Conventionally, as a continuous seedling transplanter of this type, there is one described in Japanese Patent Laid-Open No. 5-308822. This is a pot seedling placing portion for placing continuous pot seedlings connected by connecting pieces in order from the front side in the advancing direction on a machine base whose lower surface on the rear side in the advancing direction is a ground plane, and the pot seedlings. A pot seedling guide part that guides the continuous pot seedlings that are drawn out from the placing part by aligning them in a row, and a pot seedling feeding part that feeds out continuous pot seedlings from the pot seedling guide part to the planting surface are provided in series, and further, An opener for forming a planting groove is provided on the ground surface of the machine base, and a handle is provided at the tip of the machine base. According to this transplanting machine, if the machine base is moved while the grounding surface is grounded, not only the opener forms a planting groove, but also continuous potted seedlings are continuously supplied in this planting groove, which is extremely efficient. It will be possible to transplant continuous seedlings.

By the way, the above-mentioned continuous potted seedlings are raised in an appropriately-sized seedling-raising box so as not to lose their alignment. Therefore, if the continuous potted seedlings can be directly pulled out from this seedling-raising box, the seedlings can be raised. There is no need to transfer it from the box to the pot seedling placement section, and the workability is extremely excellent.

[0004]

However, according to the transplanter described in the above publication, the surface of the potted seedling placing portion and the surface of the potted seedling guiding portion are set to approximately the same height level. Since the continuous potted seedlings slide on the surface, the continuous potted seedlings could not get over the outer frame of the seedling raising box and the continuous potted seedlings were transferred from the seedling raising box to the potted seedling placing part. There was a risk of causing problems such as falling of continuous potted seedlings and cutting of connecting pieces, because the work had to be performed. In addition, since the pot seedling placement part, pot seedling guide part and pot seedling feeding part are continuously installed on one machine base, the whole weight and length are considerable, and transportation to the transplant site (field) is carried out. There were also problems such as being troublesome and requiring a large space for storage.

The present invention has been made in view of the above-mentioned conventional problems, and an object thereof is to make it possible to pull out continuous potted seedlings directly from a seedling raising box and to improve the convenience of transportation and storage. To provide an enhanced continuous pot seedling transplanter.

[0006]

[Means for Solving the Problems] In order to achieve the above object, the present invention divides the machine stand of a conventional transplanter into two parts, front and rear, between the pot seedling placement portion and the pot seedling guide portion. The front side portion and the rear side portion are connected in a stepwise manner by a connecting means so that the front side portion is lower than the rear side portion, and further the rear side portion, the upper surface of the pot seedling placement portion and the It is characterized in that one end of a connecting plate that connects the upper surface of the pot seedling guide portion is rotatably attached.

In the present invention, it is preferable that the connecting plate has a mountain shape in the front-back direction of the machine base. The present invention can be configured such that a stand having a supporter, which is movable on the ground, at its lower end is provided below the pot seedling placement portion. In this case, the support can be a pair of wheels that can roll on the ground, and the pair of wheels can be provided so that the mutual distance can be adjusted.

The present invention can also be configured to include a second connecting means for connecting the handle and the hitch of the tractor. In this case, the handle may be shaped to have a handle extending in the width direction of the machine base, and the second connecting means may include a hook engageable with the handle.

The present invention may be further provided with an auxiliary seedling stand which can be connected to the hitch of the tractor. In this case, it is desirable that the auxiliary seedling stand be fixed to the hitch via the second connecting means.

[0010]

In the transplanting apparatus for continuous potted seedlings configured as described above, when the seedling raising box is placed on the front portion of the machine base corresponding to the pot seedling placement portion and the connecting plate is tilted to the front side, the front side of the machine base Since the part is lower than the rear part, the tip of the connecting plate crosses over the outer frame of the nursery box and penetrates into the inside, and the continuous potted seedlings in the nursery box are continuously drawn out through this connecting plate. be able to. If the front part and the rear part of the machine base are separated by the connecting means, the machine base can be divided into lightweight and small elements.

[0011]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

In FIGS. 1 to 6, reference numeral 1 is a continuous pot seedling transplanting machine according to the present invention, which is towed by a walking tractor 2. The walking tractor 2 is
Wheels 3 and tillage claws 4 that are driven to rotate by the engine
And a steering wheel 5 for driving operation, and when the driver runs the steering wheel 5 in one direction A, the tilling claw 4 has a ridge having a predetermined width and depth on the field surface 6. The groove 7 is formed. At the rear of the walking tractor 2, a tow-quoted U-shaped hitch 8 is equipped as standard.

The continuous potted plant transplanter 1 comprises a transplanter body 10
From the connecting means (second connecting means) 11 for connecting the transplanter main body 10 to the walking tractor 2 and the auxiliary pot seedling stand 12 interposed between the transplanter main body 10 and the walking tractor 2. It is roughly configured. Further, the transplanter main body 10 is provided with a machine base 14 whose lower surface on the rear side of the pulling direction (traveling direction) A by the walking tractor 2 is a grounding surface 13, and this machine base 14
On top, in order from the front side in the direction A of advance, a pot seedling placement section 17 for placing a seedling raising box 16 containing continuous pot seedlings 15 connected by connecting pieces, and a drawer from this pot seedling placement section 17 A potted seedling guide portion 18 that guides the continuous potted seedlings 15 arranged in a line,
A pot seedling feeding portion 19 that continuously feeds the continuous pot seedlings 15 from the pot seedling guide portion 18 is provided.

The pot seedling guide portion 18 is provided with a frame 20 having a bottom plate 20a which provides a sliding surface of the continuous pot seedling 15 and a pair of left and right guide plates 20b projecting from the bottom plate 20a (FIG. 3, FIG. 3).
4). Frame 20 is machine base 14
The space between the pair of guide plates 20b is fixed to the upper side and is expanded in a V shape toward the pot seedling placing portion 17 side so that the continuous pot seedlings 15 can be smoothly guided. Further, the pot seedling feeding portion 19 is configured as a cutout portion obtained by cutting out the bottom surface of the machine base 14.

The transplanter main body 10 is also provided with an opener 21 for forming a planting groove (not shown) at the bottom of the ridge groove 7 on the ground surface 13 of the machine base 14. This opener 2
1 has a box shape in which the front end is closed at an acute angle and the rear end is opened, and the rear part is extended to the bottom of the pot seedling feeding part 19. The space between the left and right walls of the opener 21 is slightly wider than the width of the cutout portion of the pot seedling feeding portion 19, and the continuous pot seedling 15 fed from the pot seedling feeding portion 19 is also guided to the side wall of the opener 21. , Is fed into the planting groove. Further, at the rear end of the machine base 14, a pair of scraping plates 22 for scraping the surrounding soil to the continuous potted seedlings 15 fed to the planting groove and a pair for suppressing the soil scraped by the scraping plates 22. And a compression roller 23 of the above are fixedly installed.

A stand 25 and a handle 26 are attached to the tip of the machine base 14 using a bracket 24. The stand 25 is composed of a support 25a made of a square pipe fixed to the bracket 24, and a leg 25b fixed to the lower end of the support 25a so as to extend in the width direction of the machine base 14 (FIG. 2). The machine base 14 can be supported on the ground with an appropriate inclination. In addition, the handle 26 is slidably fitted in the column 25 a of the stand 25 and is fixed in position by the screw member 27.
6a and a handle 16b which is fixed to the upper end of the support column 26a so as to extend in the width direction of the machine base 14, and its height can be changed by changing the depth of insertion into the stand 25.

Therefore, the machine base 14 is the pot seedling placing portion 1
The front and rear parts 28 and 29 of the machine base 14 which is divided into two parts are detachably connected to each other by a connecting means 30. As shown in FIG. 3, the connecting means 30 includes a pair of left and right mounting plates (one side is omitted) 31 fixed to the rear end of the front portion 28.
And a screw fastening means 32 for fastening and fixing the mounting plate 31 to the side wall 29a of the rear portion 29. The connecting means 30 sets the size of the mounting plate 31 and the fastening position by the screw fastening means 32 so that the front side portion 28 of the machine base 14 is lower than the rear side portion 29 by a predetermined distance in the connected state. There is. That is, the front part 2 of the machine base 14
8 and the rear part 29 are connected in a stepped manner, and the step difference is slightly larger than the height of the outer frame 16a (FIGS. 3 and 4) of the seedling raising box 16.

A pair of support plates 33 are provided on both sides of the frame 20 constituting the pot seedling guide portion 18 as shown in FIGS. 3 and 4, and the support plates 33 are connected to each other. One end of the plate 34 is rotatably attached using a pin 35. The connecting plate 34 has a chevron shape in the front-rear direction of the machine base 14, and is large enough to reach the pot seedling placement portion 17 across the boundary (step portion) between the front portion 28 and the rear portion 29. have. As mentioned above, the machine base 14
The step between the front part 28 and the rear part 29 of the
It is set to a value slightly larger than the height of the outer frame 16a, and therefore, when the connecting plate 34 is tilted to the pot seedling placing portion 17 side, the tip thereof goes over the outer frame 16a of the seedling raising box 16 to the bottom. Easy to reach. In addition, nursery box 1
The continuous potted seedlings 15 in 6 are placed on the underlay paper 36 (FIG. 4), and the connecting plate 3 is placed under the underlay paper 36 at the time of transplantation.
Try to dive 4

On the other hand, the second connecting means 11, as well shown in FIG. 5, is a support rod 37 inserted into the through hole of the U-shaped hitch 8 of the walking tractor 2 and the support rod 3 thereof.
It is composed of a pair of left and right hooks 38 fixed to the upper end of 7. The second connecting means 11 has a pair of hooks 38.
By engaging the handle 26b of the handle 26, the transplanter main body 10 is detachably connected to the walking tractor 2.

Further, as shown in FIG. 5, the auxiliary pot seedling stand 12 extends upward from the main frame 40 which can be fitted into the hitch 8 of the walking tractor 2 and the left and right end portions of the main frame 40. It is composed of two sub-frames 41 and a pot seedling placement plate 42 fixed to the upper end of each sub-frame 41. The pot seedling placement plate 42 allows the preliminary seedling raising box 16 to be placed. Has become. The main frame 40 is positionally fixed to the hitch 8 of the walking tractor 2 by using the support rod 37 of the second connecting means 11 and also by a set screw 43. An auxiliary wheel 44 is attached to the hitch 8. The auxiliary wheel 44 is fitted in a gap between the outer surface of the main frame 40 in the hitch 8 and the inner surface of the hitch 8 and is fixed in position in common by using the support rod 37 of the second connecting means 11. Bracket 45,
A support column 47 fixed to the bracket by using a setscrew 46 with one end inserted in a through hole provided in the bracket 45, and a pair of wheels 48 rotatably attached to the lower end of the support column 47. And consists of. The distance between the pair of wheels 48 can be adjusted according to the width of the ridge groove 7.

The operation of the continuous potted seedling transplanter 1 configured as described above will be described below.

Before transplanting, the seedling raising box 16 containing the continuous potted seedlings 15 is placed on the potted seedling placing portion 17 of the transplanter main body 10 and the potted seedling placing plate 42 of the auxiliary pot seedling stand 12 in advance. Then, first, the connecting plate 34 is tilted down to the pot seedling placing portion 17 side, and the tip end thereof is dipped under the underlay paper 36 in the seedling raising box 16. next,
The most advanced continuous potted seedling 15 is pulled out by hand from the potted seedling placing portion 17 of the transplanter main body 10, transferred from the potted seedling guiding portion 18 to the potted seedling feeding portion 19, and the ridge groove 7 previously formed Plant in the inner planting groove and fix its position. Next, the walking tractor 2 is run at a predetermined speed. Then, the continuous potted seedlings 15 in the seedling raising box 16 slide on the upper surface of the connecting plate 34 to get over the outer frame 16a of the seedling raising box 16, and are sequentially drawn out to pass through the potted seedling guide portion 18 and the potted seedling feeding portion 19. , And is placed in the planting groove formed by the opener 21 in an aligned state. The position of the continuous potted seedling 15 placed in this planting groove is sequentially fixed by the soil scraping by the scraping plate 22 and the compression by the compression roller 23,
Planted.

In this way, the continuous potted seedlings 15 in the seedling raising box 16 are continuously drawn out in accordance with the running of the walking tractor 2.
It is transplanted to the planting groove. Then, when the continuous potted seedlings 15 in the seedling raising box 16 on the potted seedling placing section 17 are empty, one seedling raising box 16 is taken out from the potted seedling placing plate 42 of the auxiliary potted seedling stand 12, and this Moved to the pot seedling placement part 17 of the transplanter body 10,
Continue the transplant by repeating the same work as above. In this embodiment, in particular, since the auxiliary wheel 44 is attached to the hitch 8 of the walking tractor 2, when the walking tractor 2 travels, the pair of wheels 48 of the auxiliary wheel 44 is formed by the ridge groove 7.
And guides the walking tractor 2, that is, the movement of the transplanter main body 10 is stabilized. Further, since the auxiliary pot seedling stand 12 and the auxiliary wheel 44 are fixed to the hitch 8 of the walking tractor 2 while sharing the support rod 37 of the second connecting means 11, the structure can be simplified. it can.

Therefore, when transferring or storing the continuous potted seedling transplanter 1, the transplanter body 10 can be easily removed by removing the handle 26b of the handle 26 of the transplanter body 10 from the hook 38 of the second connecting means 11. Can be easily separated from the walking tractor 2 and the front part 28 and the rear part 29 of the machine body 14 can be easily separated by removing the screw fastening means 32 of the connecting means 30 of the transplanter body 10. .

Here, the transplanter main body 10 is shown in FIGS.
As shown in, the stand 25 may have a structure having rolling wheels 50. The rolling wheel 50 includes an auxiliary column 52 that is fitted to the column 25a of the stand 25 using a set screw 51 so as to be adjustable in height, and a pair of wheels rotatably attached to the lower end of the auxiliary column 52 ( Support body) 53. In this case, by changing the mutual distance between the pair of wheels 53 according to the width of the ridge groove 7, the rolling wheel 50 stabilizes the movement of the transplanter main body 10 like the auxiliary wheel 44, and thus the auxiliary wheel. 44 can be omitted. When the transplanter main body is separated from the walking tractor 2 and used alone, the two-point support between the grounding surface 13 of the base 14 and the rolling wheels 50 stabilizes the movement of the transplanter main body 10. The wheels 53 may be replaced with boat-shaped bearings.

In the above embodiment, the seedling raising box 16 is placed on the potted seedling placing portion 17 of the continuous potted seedling transplanting machine 1 and the continuous potted seedling 15 is pulled out from the seedling raising box 16, but the present invention is The continuous potted seedling 15 may be placed directly on the potted seedling placing portion 17. In this case, since the continuous potted seedlings 15 are likely to slip and become clogged, a braking member 55 for preventing slippage is provided on the machine base 14 constituting the potted seedling placement portion 17 as shown in FIG. Is desirable. This braking member 55 is
It may be formed by cutting and raising the machine base 14 or may be formed by joining separately formed ones. Further, the walking tractor 2 in the above embodiment may be replaced with a riding tractor.

[0027]

As described above in detail, according to the continuous potted seedling transplanting machine of the present invention, the seedling raising box is placed on the potted seedling placing portion and the continuous potted seedling is pulled out from the seedling raising box. Therefore, it is possible to omit the trouble of transferring the continuous potted seedlings from the seedling raising box to the potted seedling placing portion, and it is possible to achieve a remarkable improvement in workability. Further, when the continuous potted seedlings are directly pulled out from the seedling raising box, it is possible to prevent the continuous potted seedlings from being easily fallen due to the transfer, the disconnection of the connecting pieces, and the like, so that the stability of the transplanting work can be established. Also,
It is also possible to place the continuous potted seedlings directly on the potted seedling placement part and to pull them out continuously, expanding the application range. Furthermore, since the front part and the rear part can be separated by the connecting means to reduce the weight and size of the machine base, transportation and storage are convenient.

[Brief description of drawings]

FIG. 1 is a perspective view showing the entire structure of a continuous potted seedling transplanter according to the present invention.

FIG. 2 is a side view showing the structure of the transplanter main body according to the present invention.

FIG. 3 is a side view showing a structure of a machine base that constitutes the transplanter main body.

FIG. 4 is a perspective view showing a structure of a connecting portion of the machine base divided into two parts.

FIG. 5 is a perspective view showing a connecting structure of the transplanter main body and a walking tractor.

FIG. 6 is a side view showing the structure of second connecting means.

FIG. 7 is a perspective view showing another embodiment of the transplanter main body.

8 is an enlarged side view showing a stand of the transplanter main body shown in FIG.

FIG. 9 is a perspective view showing still another embodiment of the transplanter main body.

[Explanation of symbols]

 1 Continuous Potted Seedling Transplanter 2 Walking Tractor 8 Hitch 10 Transplanter Main Body 11 Second Connection Means 12 Auxiliary Potted Seedling Stand 13 Grounding Surface 14 Machine Stand 15 Continuous Potted Seedling 16 Growing Seedling Box 17 Potted Seedling Placement 18 Potted Seedling Guide Part 19 Potted seedling feeding part 25 Stand 26 Handle 26b Handle 28 Front part 29 Rear part 30 Connecting means 34 Connecting plate 38 Hook 53 Wheel (support)

Claims (8)

[Claims] 1. A pot seedling placing portion for placing continuous pot seedlings connected by connecting pieces in order from the front side in the advancing direction on a machine base whose lower surface on the rear side in the advancing direction is a ground plane, and the pot. A pot seedling guide part that guides the continuous pot seedlings that are drawn out from the seedling placement part by aligning them in a row, and a pot seedling feeding part that feeds out continuous pot seedlings from the pot seedling guide part to the planting surface are provided in series, and further, In a continuous pot seedling transplanter in which an opener for forming a planting groove is provided on the grounding surface of the machine stand, and a handle is provided at the tip of the machine stand, the machine stand includes the pot seedling placement section and the pot seedlings. It is divided into two parts, front and rear, with the guide part, and the front part and the rear part are connected in a stepwise manner by connecting means so that the front part is lower than the rear part, and further to the rear part. , One end of a connecting plate that connects the upper surface of the pot seedling placement portion and the upper surface of the pot seedling guide portion is rotatably attached A continuous pot seedling transplanting machine characterized by the fact that it has been removed. 2. The continuous potted plant transplanter according to claim 1, wherein the connecting plate has a chevron shape in the front-back direction of the machine base. 3. The continuous potted seedling transplanting machine according to claim 1, wherein a stand having a supporter which is movable on the ground at the lower end is provided below the potted seedling placing portion. . 4. The continuous potted plant transplanter according to claim 3, wherein the support is a pair of wheels that can roll on the ground. 5. The continuous pot seedling transplanting machine according to claim 4, wherein a pair of wheels are provided so that the mutual distance can be adjusted. 6. The continuous potted seedling transplanter according to claim 1, further comprising second connecting means for connecting the handle and the hitch of the tractor. 7. The handle according to claim 6, wherein the handle has a handle extending in the width direction of the machine base, and the second connecting means includes a hook engageable with the handle. Continuous pot seedling transplanter. 8. The auxiliary seedling base further connectable to the hitch of the tractor, wherein the auxiliary seedling base is fixed to the hitch of the tractor via the second connecting means. Item 7. A continuous pot seedling transplanter according to item 1, 6 or 7.