JP3377427B2 - Riding rice transplanter - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a riding-type rice transplanter equipped with a preliminary seedling feeding / supplying table on which preliminary seedlings are placed on the front side of the machine body.

[0002]

2. Description of the Related Art Conventionally, in a riding type rice transplanter of this type, a plurality of mat seedlings or pot seedlings as auxiliary seedlings are vertically arranged as disclosed in, for example, Japanese Utility Model Publication No. Sho 57-76421. There is known a structure in which the seedlings are placed on a stage for placing each of the spare seedlings. Then, in order to facilitate the taking out and supply of the spare seedlings from the stand for each spare seedling,
It is known that each preliminary seedling stand can be pulled out to the rear side or the front side of the normal position.

[0003]

However, in the prior art, since each of the preliminary seedling stand configured so that it can be pulled out forward and backward, only one seedling is placed, so that It is not enough to increase the amount of continuous rice planting work until new seedlings are supplied and improve work efficiency, that is, by continuously performing long-term rice planting work,
There was room for improvement because it was not enough to reduce the number of times new seedlings were supplied to the aircraft.

The present invention has been made in view of the above circumstances, and it is possible to increase the amount of spare seedlings to be mounted and to take out desired spare seedlings on a desired spare seedling transport supply table by a simple operation. The purpose is to provide a riding type rice transplanter that can be used.

[0005]

[Means for Solving the Problems]

(Structure) The riding-type rice transplanter according to claim 1 of the present invention comprises:
To placing the seedlings over lateral side of the driver's seat from the body front end
A plurality of seedling boxes or seedling scooping plates are placed side by side on the front and back of the auxiliary seedling feeding and supplying base, and at least one rear portion of the preliminary seedling feeding and supplying base is supported.
It is constructed so that it can be pulled out backwards more than the width of the seedling box or seedling scooping plate , and the number of the above-mentioned preliminary seedling feeding and feeding table is small.
Even if you pull the rear part backward,
So that the part that is put out will change to a rearwardly inclined posture
Wherein configuration that you have configured.

(Operation) According to the configuration of claim 1 of the present invention, a seedling box or a seedling on which a seedling is placed from the front end of the machine body to the lateral side of the driver's seat on each spare seedling transporting and supplying table .
By placing a plurality of scoop plates side by side in front and behind, the amount of spare seedlings can be increased. Then, when replenishing the seedling to seedling planting apparatus, at least a rear portion of the preliminary seedling transport supply base one
Pull back more than the width of each seedling box or seedling scoop
By performing the operation , the seedlings placed on the rear part can be taken out without disturbing the preliminary seedling feeding and supplying table on the other stage, and near the seedling planting device installed at the rear of the machine. Can be done in. When the seedlings are not taken out, a normal support is provided on the front side of the machine so that an operator can easily get in and out of the driver's seat and a new spare seedling can be loaded from the front side of the machine onto the spare seedling feeding and supply table. At least the rear part of the preliminary seedling feeding and supplying table should be returned to the position. And, the spare seedling carrier supply
At least with the rear pulling of the rear part
The part to be exposed is changed to the rearward tilted posture.
As a result, the spare seedling feeding stand remains horizontal.
It is easy to remove the seedlings to the rear.

(Effect) Therefore, according to the configuration according to claim 1 of the present invention, the spare seedling transport supply base is set to be long in the front and rear, and a plurality of spare seedlings can be placed, thereby increasing the loading amount of the spare seedlings. Therefore, the continuous work amount of the rice planting work is increased, and the number of times of supplying the preliminary seedlings is reduced, so that the work efficiency can be improved. In addition, at least the rear portion of the preliminary seedling feeding / supplying table of the desired stage can be pulled out backward by more than the width of one seedling box or seedling scooping plate, so that the seedling planting device for the preliminary seedling can be installed. Since it can be easily replenished, the workability at the time of planting work can be improved, and the structure of the preliminary seedling feeding and supplying stand can be simplified to reduce the cost. And simply with a spare seedling feeding and supply
Also pulled out along with the rearward pulling of the rear part.
The part to be changed is changed to a rearward tilting posture that makes it easy to take out seedlings
Therefore, the workability can be improved.

(Structure) The riding-type rice transplanter according to claim 2 of the present invention is
Place seedlings from the front edge of the machine to the side of the driver's seat
Place multiple seedling boxes or seedling scoops side by side.
It is possible to support the preliminary seedling transfer and supply base in multiple stages vertically.
In addition, a seedling box or seedling scoop for one of the above-mentioned preliminary seedling feeding and supply tables
The spare seedling is constructed so that it can be pulled out backwards more than the width of the wooden board.
At least the rear part of the carrier supply table is moved backward to the specified position.
When pulled out, the seedlings placed on the preliminary seedling feeding and supply table
Is characterized in that it is provided with a transporting means for transporting the.

(Operation) According to the structure of claim 2 of the present invention, at least the rear portion of the preliminary seedling feeding and supplying table is located.
When pulled back to the fixed position, it is placed on the spare seedling transfer supply table.
The seedlings are transported by the transporting means to the rear portion side of the preliminary seedling transporting and supplying table where the seedlings can be easily taken out .

(Effect) Therefore, according to the configuration according to claim 2 of the present invention, at least the rear portion of the preliminary seedling transport supply table is set at a predetermined position.
When the seedlings are pulled out to the rear, the transportation means operates so that the seedlings on the front side are automatically moved to the rear, so the seedlings placed on the front side of the preliminary seedling feeding / supplying table are manually moved backwards one by one. The annoyance caused can be eliminated.

(Structure) The riding-type rice transplanter according to claim 3 of the present invention is
The thing of Claim 2 WHEREIN: At least 1 step | paragraph of the said preliminary | preceding seedlings conveyance supply table of a several stage is provided with the conveyance means, such as a seedling box which can convey a seedling box or a seedling scoop board forward. Characteristic configuration.

(Operation) According to the configuration of claim 3 of the present invention, a seedling box or a seedling box capable of transporting a seedling box or a seedling scooping plate forward to at least one stage of a plurality of stages of preliminary seedling transport supply tables. Since the carrying means is provided, the seedling box or the seedling scooping plate from which the seedlings have been taken out can be placed on the rear part of the preliminary seedling carrying and supplying table and carried forward.

(Effect) Therefore, according to the configuration of claim 3 of the present invention, it takes less time and effort than returning a used seedling box or seedling scooping plate to the front side of the preliminary seedling feeding and supplying table by hand. Can be easily returned to the front side of the spare seedling transportation and supply table. In addition, since the seedling box and the seedling scooping plate are returned to the front side of the spare seedling transport supply table, the seedling box and the seedling scooping plate can be easily collected from the front side of the machine body.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 show a riding-type rice transplanter. In this riding type rice transplanter, a machine frame F supported by a pair of left and right front wheels 1 and rear wheels 2 is equipped with a driving part 3, a boarding operation part 4, a rear mission case 5, and a rear end of the machine frame F. The section is equipped with a seedling planting device 6 for planting 8 rows by a link mechanism 7 so as to be able to move up and down.
A fertilizer application device 9 is provided between the driver's seat 8 of the boarding operation part 4 and the seedling planting device 6 while being supported by the machine frame F.

As shown in FIGS. 1 to 4, preliminary seedling placing means 11 and 11 are provided on the left and right sides of the engine bonnet 10 of the driving part 3 disposed on the front side of the machine body. . The respective preliminary seedling placement means 11 and 11 are respectively
Four pillar frames 12A, 12B ... Stand up and down on the machine frame F, and between the pillar frames 12A, 12B .. It is constructed by constructing 13, 13, 13. More specifically, the front and rear columns 12A and 12A located on the outer side in the left-right direction and the front and rear columns 12B and 12B located on the inner side in the left-right direction are respectively fixed with three rail pieces 14 vertically on the opposite side surfaces. A guide groove 1 which is installed and engages with the rail piece 14 in a vertically slidable manner in each of the upper and lower stages.
5 is formed along the front-rear direction on the side surfaces of the left and right lateral side frames 13a of the preliminary seedling feeding and supplying base 13 formed of a frame body.
Each of the spare seedling transfer and supply bases 13 is constructed by connecting a plurality of connecting frames 13b ... between the left and right lateral side frames 13a, 13a in the left and right direction. 5 mat seedlings M as seedlings with front and back length of 13 ...
In other words, the length is set so that five pieces can be placed side by side, and when in a normal seedling placing posture, as shown in FIG. 1, from the front end portion of the machine body to the side portion of the driver's seat 8 in a side view. The same length is set. Each of the preliminary seedling transfer and supply bases 13 is engaged with the guide groove 15 of the lateral frame so as to be slidable back and forth while being frictionally held by the left and right rail pieces 14. The mat seedlings M are placed in the seedling box 16 and placed on the preliminary seedling transport supply table 13.

Since the rail piece 14 and the guide groove 15 are engaged with each other in a frictionally held state, each preliminary seedling feeding and supplying table 1
No. 3 will be supported in the position-holding state unless the operator manually pushes and pulls it in the front-back direction. The preliminary seedling transfer / supply table 13 may be configured to be fixed and unfixed with respect to the support frames 12A and 12B with a set bolt or the like. The supply for mounting the mat seedlings M as the spare seedlings to each spare seedlings transport supply table 13 is performed by the spare seedlings transport supply table 1
3 is performed from the front side, and the mat seedlings M, which are sequentially placed from the ridge side, are supplied by being pushed backward. When the seedling planting device 6 is replenished with seedlings during the planting work, the rear end of the spare seedling transport supply stand 13 is planted by manually pulling out the desired spare seedling transport supply stand 13 rearward. The device 6 is located near the seedling stand 17. By doing so, the spare seedling transport supply base 1 is provided without the spare seedling transport supply base 13 on the upper side and without the support frame 12B on the lateral side.
The mat seedlings M can be easily taken out from the rear portion of No. 3 and the entire spare seedling transporting and supplying base 13 is also located at the rear, so that the mat seedlings M simply placed on the rear portion of the spare seedling transporting and supplying base 13 are placed. Not only that, the mat seedling M placed on the front side of the mat seedling M can be taken out quickly, and the seedling replenishing work can be performed quickly as a whole. Further, as shown in FIG. 2, each of the spare seedlings transporting and supplying bases 13 can be slid and pulled out to the front side from the normal supporting position, so that the mat seedlings M can be placed on the spare seedlings transporting and supplying base 13 from the front side. It is possible to prevent the spare seedling transporting and supplying table 13 on the other stage from interfering with the replenishing work.

[Other Embodiments] The preliminary seedling feeding and supplying table may be configured to have two stages or four or more stages vertically.

As shown in FIG. 5, the preliminary seedling placing means 1
As a first example, a pre-seedling transport / supply stand 13 capable of placing a plurality of mat seedlings M in front and rear on the four pillar frames 12A, 12B on the front and rear, and on the left and right sides on the front side of the rice transplanter.
Is fixedly supported in three upper and lower stages, and a rear portion 13R on which one or two mat seedlings M can be placed in each preliminary seedling feeding and supplying table 13 is fixed to the front portion 13F in a fixed state on the front side thereof. It is fitted so that it can slide back and forth,
Only the rear portion 13R can be pulled back to the rear end near the seedling stand of the seedling planting device.
Further, the rear portion 13R is set so that it cannot be pulled out more than a predetermined amount by a stopper (not shown), and the mat seedling M placed on the front portion 13F in the state of being pulled out rearward is manually operated backward. It can be slid by.

As shown in FIG. 6, the preliminary seedling placing means 1
As shown in FIG. 1, a pre-seedling transport / supply stand 13 capable of placing a plurality of mat seedlings M side by side on the front and rear left and right four pillar frames 12A and 12B that are erected on the left and right sides of the rice transplanter. It is configured to be supported in three stages. As shown in FIG. 6, the support structure of the preliminary seedling transfer / supply table 13 has a pair of support frames 12A and 12B on the front side.
The long holes 18, 18 are provided along the horizontal direction in the front-rear direction, and the pins 19, 19 engaged with the long holes 18, 18 are provided.
Is provided on the front side of the lateral side frames 13a, 13a of the preliminary seedling feeding / supplying base 13, and each of the pair of support frames 12A, 12B on the rear side is inclined rearward and downward in the front-rear length range similar to that of the elongated hole 18. The long holes 20 and 20 formed are provided, and the pins 21 and 21 to be engaged with the long holes 20 and 20 are provided on the rear side of the lateral side frames 13a and 13a of the preliminary seedling feeding and supplying base 13. With this support structure, each of the preliminary seedling transfer and supply bases 13 is slidable back and forth as a whole, and when the support pins 13 and 21 on the rear side are slanted backward and downward when pulled out and moved rearward from the normal support position. Since it is guided by the long holes 20 and 20, as shown in the uppermost preliminary seedling feeding / supplying stage 13 in FIG. In addition, each spare seedling transportation supply base 13 is positionally fixed by a set bolt or the like at a normal support position, and by releasing the position fixing of the set bolt or the like, it becomes possible to pull out the spare seedling transportation supply base 13 rearward. ing.

As shown in FIG. 7, the preliminary seedling placing means 1
As shown in FIG. 1, a pre-seedling transport / supply stand 13 capable of placing a plurality of mat seedlings M side by side on the front and rear left and right four pillar frames 12A and 12B that are erected on the left and right sides of the rice transplanter. It is configured to be supported in three stages. And
Each of the spare seedling transporting and supplying bases 13 is slidably movable back and forth as a whole, similarly to the above-described embodiment, in the column frame 1.
The guide grooves 15 of the lateral side frame 13a of the preliminary seedling feeding and supplying base 13 are engaged with the rail pieces 14 provided on the 2A and 12B.
Then, the left and right lateral side frames 13a of the preliminary seedling feeding and supplying base 13,
The driven pulleys 22 and 22 are supported on the front end portion of 13a, the drive pulleys 23 and 23 are supported on the rear end portion, and a conveyor belt 24 is stretched over the driven pulley 22 and the drive pulley 23. Therefore, the mat seedling M is not directly placed on the preliminary seedling feeding / supplying base 13, but is placed on the left and right feeding belts 24, 24 on the lateral side frame 13a of the preliminary seedling feeding / feeding base 13.
It is placed in a state where the downward drop is regulated. The drive pulley 23 is driven in the forward and reverse directions by an electric motor 25 with a speed reducer. In addition, a limit switch 26 is installed at a position corresponding to the position of each spare seedling transport supply table 13 on the front side surface of the pillar frame 12A arranged on the outer side at the rear side, and each spare seedling transport supply is manually performed. When the table 13 is pulled back to a predetermined position, a dog 27 for detecting the pulling out by the limit switch 26 is projectingly provided on the lateral side surface of the lateral frame 13a of each preliminary seedling feeding and supplying table 13. is doing.
The limit switch 26, the electric motor 25, and a battery (not shown) are connected in series, and a circuit corresponding to each spare seedling transfer supply table 13 is provided so that the electric motor 25 is driven to rotate normally when the limit switch 26 is on. The circuit is configured so that the circuit can be disconnected and the electric motor 25 can be reversely driven by a manual operation of the changeover switch by the changeover switch provided in the circuit. In addition, the changeover switch is the spare seedling transportation supply table 13
Those corresponding to each case are provided on the operation panel or the like of the boarding operation unit 4. With this configuration, the desired preliminary seedling transport supply table 13
In order to take out the mat seedlings M from the preliminary seedling feeding supply base 13, the preliminary seedling feeding at a desired stage is performed by switching the changeover switch corresponding to the above to the side where the limit switch 26, the electric motor 25, and the battery are connected in series. When the supply table 13 is pulled out rearward, the preliminary seedling transfer supply table 13 moved by the extraction is moved to a predetermined position and stopped by a stopper (not shown). The motor 25 is driven to rotate in the normal direction to drive the above-mentioned transport belt 24 backward, and the mat seedling M placed on the transport belt 24 moves backward. Here, the circuit, the drive pulley 23, the driven pulley 22, and the transport belt 24 are connected to the spare seedling transport supply base 13 as the spare seedling transport supply base 13 is pulled back to the rear.
It constitutes a transport means for transporting the seedlings placed on the rear side. Then, after taking out all the mat seedlings M on one spare seedling feeding / supplying base 13, an empty seedling box 16 is placed on the rear part of the spare seedling feeding / supplying base 13, and the desired spare seedling feeding / supplying base 13 is placed. The conveyor belt 24 is reversely driven by switching the changeover switch corresponding to 1 to the side for driving the electric motor 25 in the reverse direction, and the seedling box 16 can be transported to the front side of the preliminary seedling transport supply table 13. A stopper is provided to prevent the seedling box 16 from protruding from the front end of the preliminary seedling feeding / supplying base 13. Here, the circuit and the drive pulley 2
3, the driven pulley 22 and the conveyor belt 24 constitute a conveying means such as a seedling box capable of conveying the seedling box forward, and have the same configuration as the above-mentioned conveying means.

In the above-described embodiment, the mat seedling is placed in the seedling box on the preliminary seedling feeding and supplying table, but the mat seedling placed on the seedling scooping plate is fed and supplied as the preliminary seedling. Not only mat seedlings but also seedlings grown in a nursery pot may be placed on the table.

[Brief description of drawings]

FIG. 1 is an overall side view showing a riding type rice transplanter.

FIG. 2 is an overall plan view showing a riding type rice transplanter.

FIG. 3 is a front view of an upper portion of a riding type rice transplanter.

FIG. 4 is a partially cutaway perspective view showing a preliminary seedling feeding and supplying table.

FIG. 5 is a partially cutaway side view showing an example of a preliminary seedling feeding / supplying base according to claim 2;

FIG. 6 is a partially cutaway side view showing an example of a preliminary seedling feeding / supplying base according to claim 4;

FIG. 7 is a side view showing an example of a preliminary seedling feeding / supplying stand according to claims 5 and 6;

[Explanation of symbols]

8 driver's seat 13 Preliminary seedling transportation supply stand

─────────────────────────────────────────────────── --- Continuation of the front page (56) References JP 62-122512 (JP, A) JP 6-125616 (JP, A) JP 7-236322 (JP, A) Actual development 55- 38888 (JP, U) Actual development 57-76421 (JP, U) Actual development 64-11618 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) A01C 11/02 350- 366

Claims (3)

(57) [Claims] 1. A seedling box (16) or seedling scoop for placing seedlings from the front end of the machine body to the lateral side of the driver's seat (8).
Preliminary seedling conveyor supply base for mounting side by side a plurality of plate back and forth (1
3) is supported vertically in a plurality of stages, and at least the rear part of the preliminary seedling feeding / supplying table (13) corresponds to one seedling.
It is constructed so that it can be pulled out backward more than the width of the box (16) or the seedling scooping plate , and the preliminary seedling transfer and supply table
At least the rear part of (13) is pulled out to the rear.
And the part that is pulled out changes its posture to a rearwardly inclined posture.
A riding-type rice transplanter configured to be upgraded . 2. The front side of the fuselage to the lateral side of the driver's seat (8)
Seedling box (16) or seedling scoop for placing seedlings across
Preliminary seedling transportation and supply table (1)
3) is supported in a plurality of stages up and down, and the preliminary seedling
One seedling box (16) or seedlings for the transport supply table (13)
It is constructed so that it can be pulled out backwards more than the width of the rake plate,
At least the rear part of the binae feeding and supplying table (13) is in a predetermined position.
When you pull it back to the stand,
3) A transfer means is installed to transfer the seedlings placed on the rear side.
A riding type rice transplanter. To 3. At least one stage of said preliminary seedling transport supply base of the plurality of stages, according to claim 2, the seedling box or seedlings rake plate is provided with seedling box like conveying means can be conveyed forward Riding type rice transplanter.