JPH08317715A - Transplanter - Google Patents

Abstract

PURPOSE: To obtain a transplanter capable of readily supplying seedlings on a seedling-loading stand. CONSTITUTION: A seedling-supplying chute 50 is disposed at a seedling-supplying side in a seedling-loading stand 13. The seedling-supplying chute 50 is transferred in a transverse direction of the seedling-loading stand 13 by a rotating operation of a feed screw shaft by an electric motor and can be placed to one seedling- loading face part 13a to be supplied of a seedling in the seedling-loading stand 13. In the method, a transverse breadth L1 of a seedling-receiving port 50c of the seedling=supplying chute 50 is formed larger than a transverse breadth L2 of a seedling-feeding port 50d and a transverse breadth L3 of the seedling- loading face part 13a, and the seedlings are accurately and readily supplied to the seedling-loading face part 13a by readily inserting the seedlings into the seedling-receiving port 50c not to overflow in every cases of supplying the seedlings into plural seedling-loading face parts 13a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is provided with a plurality of seedling planting mechanisms lined up in the lateral direction of a body, and a plurality of seedlings to be fed to these seedling planting mechanisms are placed separately and a plurality of seedlings lined up in the lateral direction of the body. The present invention relates to a transplanting machine provided with a seedling placing table having a placing surface portion and a partition wall portion located between adjacent seedling placing surface portions.

[0002]

2. Description of the Related Art Conventionally, in the above transplanting machine, as disclosed in, for example, Japanese Utility Model Laid-Open No. 56-52923, the partition wall portion is designed so that the lateral width of the partition wall portion of the seedling placing table becomes narrower toward the upper end side of the seedling placing table. By tapering the seedlings so that the lateral width at the upper end of the seedling surface part is wider than the lateral width at the lower end side of the seedling surface part, the seedlings can be easily supplied to the seedling surface part to be supplied.

[0003]

Conventionally, the seedling receiving port can be expanded only within the width of the partition wall, and the width of the seedling receiving port is not sufficiently wide, so that the seedlings can be easily supplied. could not. An object of the present invention is to provide a seedling transplanting machine that can make seedling feeding easier by widening a seedling receiving port when feeding seedlings to a seedling placing table. An additional object of the present invention is to enable the seedlings to be supplied with high precision in terms of the movement of the seedlings between the seedling supplying chute and the seedling surface.

[0004]

[Means for Solving the Problems] In order to achieve the object of the present invention, in the seedling transplanting machine described at the beginning, a seedling supply chute for supplying seedlings to the seedling placing surface portion of the seedling mounting table is provided on the seedling mounting table. On the other hand, while being equipped so as to be movable in the lateral direction of the aircraft,
An operation mechanism for moving the seedling supply chute is provided, and the lateral width of the seedling receiving opening of the seedling supplying chute is formed to be larger than the lateral width of the seedling feeding opening of the seedling supplying chute and the lateral width of the seedling surface portion. It is characterized by being.

[0005]

[Operation] When seedlings are supplied to the seedling placing table, the operation mechanism is artificially operated or automatically operated to set the seedling supply chute to a predetermined seedling to be supplied among the plurality of seedling surface parts. By aligning with the surface part and inserting the seedling from the seedling receiving port of the seedling supply chute, the seedling enters the predetermined seedling surface part by the supply action of the seedling supply chute. As a result, the lateral width of the seedling receiving port of the seedling supply chute is formed to be larger than the lateral width of the seedling placing surface portion, and any of the seedling placing portions has a plurality of seedling placing surface portions arranged in parallel. Even when supplying seedlings to the seedling surface part, the seedling receiving part of the seedling supply chute that is wider than the seedling surface part is used as the actual seedling receiving part for supplying seedlings to the seedling surface part. Can supply seedlings.

According to claim 2, when the seedling supply chute supplies seedlings to the seedling surface, the seedling delivery port of the seedling supply chute enters between the partition walls, and the partition wall receives the seedlings so that the seedlings are seeded. The seedlings are sent to the seedling surface while preventing the seedlings from protruding outside.

[0007]

[Effects of the Invention] Even when seedlings are supplied to any of a plurality of seedling surface portions, the seedling receiving opening of the seedling supply chute having a larger width than the seedling surface portion can be used as an actual seedling receiving opening, so that the seedlings can be seeded. It is easy to insert the seedling into the receiving port so that it does not stick out, and seedlings can be easily and accurately supplied to the predetermined seedling surface.

According to the second aspect of the present invention, the seedlings fed from the seedling supply chute to the seedling surface portion can be prevented from protruding from the seedling surface portion, so that the seedling movement between the seedling supply sheet and the seedling surface portion can be prevented. The seedlings can be accurately supplied to the seedling surface.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT As shown in FIG. 1, a pair of left and right front wheels 1 and 2 for running and rear wheels 2 and 2 for running are provided so as to be drivable, and a driving part having an engine E and a spare seedling storage shelf part. 20
On the rear side of the self-propelled aircraft equipped with the preliminary seedling storage device A having
The seedling planting device 10 is connected so as to be able to move up and down through a vertically swingable link mechanism 3, and the link mechanism 3 is swingably operated by a lift cylinder 4, whereby the seedling planting device 1
0 is operated to move up and down, and rotational power of the engine E is transmitted from the self-propelled machine to the seedling planting device 10 by the rotary shaft 5. The seedling planting device 10 is attached to the rear part of the planting machine body 11 made up of a transmission case and has a plurality of seedling planting mechanisms 12 arranged in parallel in the lateral direction of the machine body, and reciprocates in the lateral direction of the machine body in conjunction with the seedling planting movement of the seedling planting mechanism 12. A seedling placing table 13 for feeding seedlings to the seedling planting mechanism 12 while moving, and a plurality of grounding floats 14 attached to the bottom of the planting machine body 11 and arranged in parallel in the lateral direction of the machine body are provided. The seedling planting mechanism 12 is used for planting seedlings in the ground leveling site, and a plurality of rows of seedlings are planted. A fertilizer tank 15 located behind the seedling placing table 13, and a plurality of fertilizer application nozzles connected to the fertilizer tank 15 via a fertilizer feeding device 16 and arranged so that one fertilizer is located near each seedling planting mechanism 12. 17 and fertilizer feeding device 1
6, the granular fertilizer is fed from the fertilizer tank 15 by a set amount, dropped and supplied to the fertilizer application nozzle 17, and the fertilizer application nozzle 17 supplies the fertilizer to the field mud near the seedling planting site by each of the seedling planting mechanisms 12. The fertilizer application device is attached to the seedling planting device 10. A light receiving sensor 8a, 8b for installing a laser device on a ridge or the like to receive a laser beam projected to perform elevation control, drive and stop control of the seedling planting device 10, and a front wheel 1 for receiving a laser beam. Light-receiving sensor 9 for controlling orientation
It is equipped with a self-propelled aircraft, so that it can be guided by a laser beam so as to automatically plant and run a predetermined work stroke and to automatically lift and raise the seedling planting device 10 at the edge of the ridge. A rice transplanter with a fertilizer application is configured.

As shown in FIG. 2, the seedling placing table 13 includes a plurality of seedling surface portions 13a arranged side by side in the lateral direction of the machine body, a partition wall portion 13b located between a pair of adjacent seedling surface portions 13a, Side wall portion 13 located on the lateral outer side of the seedling planting surface portion 13a located on the outermost lateral side of the seedling planting surface portion 13a
In addition, the mat-shaped seedlings are attached to one end side for supplying seedlings to the seedling planting mechanism 12 in an inclined posture that is located at a lower level on the rear side of the machine body, and a predetermined seedling corresponding to the seedling planting mechanism 12 to be supplied is placed. The seedling planting mechanism 12 is placed on the surface portion 13a, and is moved downward while slidingly guiding the seedling placing surface portion 13a on both sides of the partition wall portion 13b or the partition wall portion 13b and the side wall portion 13c. It is configured to supply.

A seedling supply chute 5 is provided on the upper end side of the seedling placing table 13.
0 is set. The seedling supply chute 50 is made of a groove-shaped member in which side wall portions 50b are located on both lateral sides of the bottom plate portion 50a as shown in FIG.
0a and one end of the side wall 50b, the seedling receiving port 50
c is provided on the self-propelled aircraft side, and the bottom plate portion 50a and the side wall portion 50 are provided.
The seedling feeding port 50d formed on the other end side of b is provided on the seedling placing table side, and the preliminary seedling W supplied from the seedling supply unit 40 of the preliminary seedling storage device A as shown in FIGS. Preliminary seedling W received from 50 is lowered by its own weight, and a predetermined seedling surface 13a to be supplied to seedling on seedling placing table 13 by bottom plate 50a and side wall 50b.
Guide to descend toward the seedling feeding port 50d
From the seedlings to the seedling surface portion 13a and supplied. The lateral width L1 of the seedling receiving port 50c of the seedling supply chute 50, the lateral width L2 of the seedling feeding port 50d, and the lateral width L3 of the seedling placement surface portion 13a of the seedling placing table 13, that is, the spacing between the partition wall portions 13b or the partition wall portion 13a. It is formed to be larger than the distance from the side wall portion 13c.

As shown in FIGS. 2 and 4, the seedling supply chute 50 is a chute support 52 that rotatably supports the seedling supply chute 50 via a connecting shaft 51, and the chute support 52 is slidable. A guide rail 53 and a feed screw shaft 54 in the lateral direction of the machine body that are configured to penetrate through, and a mounting member 55 that attaches the feed screw shaft 54 and the guide rail 53 so as to be supported by the frame portion 13d of the seedling placing table 13. Is connected to the frame portion 13d via the seedling mounting base 13 so that it is supported by the body of the seedling planting device 10 through the seedling mounting base 13 and moves laterally with the seedling mounting base 13 that moves in conjunction with the seedling planting movement. It reciprocates in the direction. The chute support 52
And a fourth air cylinder C4 attached to the rear side of the seedling supply chute 50 so that the seedling supply chute 50 can be rocked with respect to the chute support 52 around the axis of the connecting shaft 51 in the lateral direction of the machine body. is there. That is, when the fourth air cylinder C4 is expanded and contracted, the fourth air cylinder C4 causes the seedling supply chute 50 to move to the position shown in FIG.
The seedling supply posture shown in Fig. 4 and the moving posture shown in Fig. 4B are switched. Seedling supply posture is shown in Figure 3.
And as clearly shown in FIG. 4 (a), the seedling supply chute 5
The seedling feeding port 50d of 0 descends into between the partition wall portions 13b located on the lateral side of the seedling placing surface portion 13a or between the partition wall portion 13b and the side wall portion 13c, and enters the partition wall portion 13b or the side wall. The posture is such that the portion 13c acts on the seedlings coming out from the seedling feeding port 50d to prevent the seedlings from protruding laterally outside the seedling placing surface portion 13a, and it is possible to feed the seedlings to the seedling placing surface portion 13a.
The moving posture means the seedling delivery port 50 of the seedling supply chute 50.
The partition wall portion 13b is different from that when a is in the seedling supply posture.
When moving the seedling supply chute 50 in the lateral direction of the machine, the seedling delivery port side is closer to the partition wall 13
Even if the upper surface of b is slidably contacted, it can be transferred while not contacting the lateral surface of the partition wall portion 13b.

The feed screw shaft 54 and the feed screw shaft 5
Seedling supply chute 50 by the third electric motor M3 supported by the attachment member 55 in conjunction with one end side of
An operating mechanism 56 for moving the seedlings in the lateral direction of the machine body with respect to the seedling stand 13 is configured. That is, seedling supply chute 5
The third electric motor M3 is driven in the forward or reverse rotation direction while 0 is held in the moving posture by the fourth air cylinder C4. Then, the third electric motor M3 rotationally drives the feed screw shaft 54 in the forward rotation direction or the reverse rotation direction, and the feed screw shaft 54 is formed by attaching the screw cylinder member 52a to the chute support 52. Is screwed into the chute support 52 and acts to transfer the chute support 52, and
The guide rail 53 penetrates the chute support 52 in a relatively slidable manner and guides the movement, whereby the seedling supply chute 50 moves laterally along the guide rail 53.

As shown in FIG. 2, a third detection switch S3 is provided on the back side of each of the plurality of seedling placing surfaces 13a of the seedling placing table 13, and the mat-like seedlings placed on the seedling placing surfaces 13a are consumed. When the upper end side of the mat-like seedling descends to the set position of the seedling surface 13a, the mat-like seedling becomes the third position.
By switching from the state where the third detection switch S3 is pushed from the operation section of the detection switch S3 and is pressed by the mat-shaped seedling to the state where this pushing operation is released, the seedling amount of each seedling surface 13a is set to the set seedling amount. It is configured so that it can be detected by the third detection switch S3. As shown in FIG. 5, a chute position configured to detect which of the plurality of seedling placement surfaces 13a the seedling supply chute 50 matches based on the position of the chute support 52 with respect to the guide rail 53. The detection mechanism S4 and all the third detection switches S3 are linked to the seedling supply control means 57, and the guide control means 57 is also provided.
Is linked to the control valve 58 of the fourth air cylinder C4 and the drive circuit 59 of the third electric motor M3. The seedling supply control means 57 is composed of a microcomputer and processes the information from the third detection switch S3 to determine whether the third detection switch S3 is in the non-detection state or the detection state. Then, when it is determined that the third detection switch S3 is in the detection state, it is determined that the seedling amount of the seedling placement surface portion 13a corresponding to the detection switch S3 has reached the set seedling amount required for seedling supply, While detecting whether the seedling supply chute 50 has reached the operation target position based on the information from the chute position detection mechanism S4, a predetermined signal is output to the drive circuit 59 to output the third electric motor M3.
And the control valve 58 is automatically switched. That is, while the seedling supply chute 50 is in the moving posture by the fourth air cylinder C4, the operation mechanism 56 moves the upper part of the seedling placing table 13 from the left side to the right side or from the right side to the left side, and the seedling placing table 13 is moved. Of the plurality of seedling surface parts 13a to be supplied, and the seedling supply chute 50 matching the seedling surface surface 13a to be supplied by the fourth air cinder C4 is moved from the moving posture by the fourth air cinder C4. Switch to supply position.

As shown in FIG. 1, the preliminary seedling storage device A has the preliminary seedling storage shelf 20 attached to the body frame 6 of the self-propelled machine via a support base 7, and the preliminary seedling storage shelf 20.
The seedling receiving section 30 arranged on the front side of the seedlings and the seedling replenishing section 40 arranged on the rear side of the preliminary seedling accommodation shelf section 20 of a seedling supply device (not shown) installed outside the field such as a ridge. The spare seedling W that has entered the seedling transfer case K from the conveyor mechanism B is received by the seedling receiving portion 30, and this spare seedling W is automatically stored and stored in the spare seedling storage shelf 20 by the seedling supply portion 40, and the spare seedling is stored. The preliminary seedling W stored in the storage shelf 20 is automatically supplied to the seedling placing table 13 of the seedling planting device 10 by the seedling supply unit 40, and the seedling transfer case K emptied by the seedling supply is seeded in the seedling receiving unit 30. It is returned to the seedling supply device from, and, in detail, it is configured as follows.

The spare seedling accommodation shelf 20 is provided with a large number of shelf plates 22 attached to the shelf frame 21 side by side in the horizontal and vertical directions of the self-propelled machine body, and by mounting the seedling transfer case K on this shelf plate 22. The auxiliary seedling W is accommodated and the empty seedling transfer case K is accommodated.

As shown in FIG. 1, the seedling receiving portion 30 is arranged in such a manner that the rear end side thereof is inserted into the shelf frame of the preliminary seedling accommodating shelf portion 20 and is attached to the support base 7 in a two-stage belt conveyor device. 31, 32 and this belt conveyor device 31,
It is configured by a conveyor connecting device 33 arranged on the front side of the machine body of 32 and attached to the support base 7. The conveyor connecting device 33 connects the leading end side of the conveyor mechanism B, and the conveyor mechanism B connects the conveyor connecting device 3
When connected to 3, the belt conveyor devices B1 and B2 at the two upper and lower stages of the conveyor mechanism B and both belt conveyor devices 31 and 32 of the seedling receiving section 30 are connected so that the seedling transfer case K can be delivered, and the seedling receiving section is connected. The belt conveyor device 31 on the upper side of 30 receives the transfer case K containing seedlings from the belt conveyor device B1 on the upper side of the conveyor mechanism B and sends it to the seedling supply table 41 of the seedling supply section 40 as shown in FIG.
The lower belt conveyor device 32 of the seedling receiving section 30 sends the empty seedling transfer case K from the seedling supply table 41 to the lower belt conveyor device B2 of the conveyor mechanism B.

As shown in FIGS. 6 and 7, the seedling supply section 4
0 is an operation that enables the seedling supply table 41 and the shelf frame 21 of the preliminary seedling accommodation shelf 20 to support the seedling supply table 41 and moves the seedling supply table 41 and changes the posture thereof. And the mechanism F.

In the seedling supply table 41, the seedling transfer case K is received and supported by the bottom plate portion 41a, and is locked by the side wall portion 41b and the locking claw 42 which can be engaged and disengaged by the air cylinder C1 so as not to fall off. Thus, the spare seedling W is supported and the empty seedling transfer case K is supported.

The operation mechanism F receives the seedling supply table 41 from the belt conveyor device 31 to receive the seedling-containing transfer case K and approaches the seedling receiving portion 30 so as to send an empty seedling transfer case K to the belt conveyor device 32. The rear side of the machine body of the spare seedling storage shelf 20 is moved laterally and in the machine body so as to operate or to put the seedling-containing or empty seedling transfer case K into and out of a predetermined shelf plate 22 of the spare seedling storage shelf 20. The operation is performed in the vertical direction and is performed in and out of the preliminary seedling accommodation shelf 20, and further, the front side of the seedling placing table 13 is moved in the lateral direction of the machine so as to feed the seedlings to the seedling feeding chute 50 of the seedling placing table 13. In addition to this, a dump operation is performed, and is configured as shown in FIGS. 6 and 7. That is, the first frame 43 is slidably attached to the pair of upper and lower guide rails 23 and 24 supported by the shelf frame 21 of the spare seedling storage shelf 20, and the second frame is attached to the guide rail 44 supported by the first frame 43. 45 is slidably attached,
A third frame 46 slidably attached to the second frame 45 in the machine front-rear direction is attached with a fourth frame 47 slidably supporting the seedling supply table 41 in the machine front-rear direction. is there. Then, the first frame 43
The first electric motor M1 attached to the upper end of the drive mechanism drives the feed mechanism G1 including a pinion gear and a rack gear that are interlocked with the motor M1 to drive the first frame 43 along the guide rails 23 and 24 and to move the machine laterally. The seedling supply table 41 is moved laterally in the machine body by reciprocating in the direction. By moving the second frame 45 along the guide rails 44 in the vertical direction of the machine body by an electric feed mechanism (not shown) located between the first frame 43 and the second frame 45, the seedling supply table 41 Move the machine up and down. A second electric motor M2 attached to the second frame 45 drives a feed mechanism G2 including a pinion gear and a rack gear that are interlocked with the motor M2 to drive the third frame 46 with respect to the second frame 45 in the machine longitudinal direction. The second seedling supply table 4 by sliding the fourth frame 47 in the machine front-rear direction with respect to the third frame 46 by the second air cylinder C2 attached across the third frame 46 and the fourth frame 47.
Operate 1 in the longitudinal direction of the machine. The seedling supply table 41 is moved up and down by the third air cylinder C3 attached across the fourth frame 47 and the seedling supply table 41. Then, the seedling supply table 41 dumps the preliminary seedling W from the seedling transfer case K and drops and supplies it to the seedling supply chute 50.

As shown in FIG. 6, a first detection switch S1 and a second detection switch S2 are provided inside the preliminary seedling storage shelf 20 so as to correspond to a large number of shelves 22, and each first detection switch S1 is provided. , The seedling transfer case K stored in the shelf 22
The presence or absence of the seedling transfer case K on the shelf board 22 is detected depending on whether or not the shelf board 22 contacts each other.
Shelf board 2 depending on whether or not it contacts the preliminary seedling W housed in
2 is configured to detect the presence or absence of the preliminary seedling W. The detection switches S1 and S2 and the seedling stand 1
The operation mechanism F is provided with a control mechanism that is a microcomputer that automatically operates the air cylinders C1 to C3, the electric motors M1 and M2, and the electric feed mechanism based on information from the detection switch S3 of FIG. As a result, when the seedling amount of any one of the seedling placement surface portions 13a of the seedling placing table 13 is reduced to the set amount, the seedling supply unit 40 automatically operates the seedling supply table 41, and the auxiliary seedling storage shelf 20 The transfer case K containing seedlings is taken out from the shelf 22 on which the spare seedlings W are present, and seedlings are supplied to the seedling surface portion 13a where the seedlings are low, and the empty seedling transfer case K is used as the original shelf 22. Go back to. Then, as the seedling receiving section 30 receives the seedling-containing transfer case K, the seedling supply section 40 automatically operates the seedling supply table 41 so that the empty seedling transfer case K in the spare seedling storage shelf 20 is stored. The empty transfer case K is taken out from the existing shelf 22 and sent to the belt conveyor device 32 on the lower side of the seedling receiving section 30, and the transfer case K containing seedlings is received from the belt conveyor device 31 on the upper stage to receive a spare seedling accommodation shelf. Store in 20 empty shelves 22.

That is, when the seedlings decrease in at least one of the plurality of seedling surface portions 13a of the seedling placing table 13 to the set seedling amount required for seedling supply, the seedling supply control means 57 causes the third detection switch S3 and the chute. By automatically operating the operating mechanism 56 and the fourth air cylinder C4 based on the information from the position detecting mechanism S4, the seedling feeding chute 50 is set in the seedling feeding posture on the predetermined seedling placing surface portion 13a to be seeded. It Then, for the automatic operation of the seedling supply table 41 by the seedling supply unit 40, the seedling supply table 4
1 takes out the transfer case K containing seedlings from the spare seedling storage shelf 20, supplies the spare seedling W from the transfer case K to the seedling supply chute 50, and the seedling supply chute 50 transfers the seedlings from the seedling supply table 41 to a predetermined seedling. It is supplied to the mounting surface portion 13a. At this time, the lateral width L1 of the seedling receiving port 50c of the seedling supply chute 50 is larger than the lateral width L3 of the seedling placing surface portion 13a, and the seedlings can be easily supplied to the seedling receiving port 50c of the seedling supply chute 50 so as not to protrude from this. As a result, the seedling delivery port 50d of the seedling supply chute 50 is placed on the seedling surface 1
The partition wall portions 13b of 3a are inserted between the partition wall portions 13b or between the partition wall portion 13b and the side wall portion 13c, and the partition wall portion 13b and the side wall portion 13c act on the seedlings coming out of the seedling delivery port 50d to act as seedlings. Since the seedlings are prevented from protruding laterally outside of the seedling placement surface portion 13a, the seedlings are not dropped onto the seedling placement surface portion 13a of the seedling placement table 13 directly from the seedling supply table 41, and are thus supplied to the predetermined seedling placement surface portion 13a. Is accurately supplied.

[Other Embodiments] As the seedling supply chute, one that can be switched between the seedling supply posture and the moving posture is adopted, and in addition, the seedling delivery port side simply moves laterally above the seedling mounting table to form a partition wall. Don't let the seedlings fall from the moving level to the seedling stand without entering between the parts, or the seedling delivery port side should not overlap above the seedling stand,
The present invention can also be applied to a case where the one configured to simply move in the lateral direction of the seedling placing table in a state of being face-to-face with the upper end of the seedling placing table is adopted. That is, even in these cases, the purpose of facilitating the seedling supply can be achieved by making the width of the seedling receiving port of the seedling supply chute larger than the width of the seedling surface.

In the case where the auxiliary seedling storage device is not provided or the auxiliary seedling storage device is provided but the automatic supply to the seedling mounting base is impossible and the seedling mounting base is configured to be manually supplied. The present invention can also be applied. Therefore, in addition to the seedling transplanter capable of unmanned operation, the present invention can be applied to a walking type in which an operator drives while following and walking, and a riding type in which a worker rides on board.

The present invention can be applied not only to rice transplanters but also to machines for planting vegetable seedlings and rush seedlings. Therefore, these are collectively called transplanters.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the structures of the accompanying drawings by the entry.

[Brief description of drawings]

[Figure 1] Side view of the whole rice transplanter with fertilizer application

[Figure 2] Plan view of the seedling stand

[Figure 3] Illustration of the seedling supply posture of the seedling supply chute

FIG. 4 is a sectional view of an arrangement portion of a seedling supply chute.

[Figure 5] Block diagram of seedling supply chute automatic control system

FIG. 6 is a sectional view of a preliminary seedling storage device.

[Figure 7] Sectional view of the seedling supply section

[Explanation of symbols]

 12 Seedling planting mechanism 13 Seedling platform 13a Seedling surface 13b Partition wall 50 Seedling supply chute 50c Seed receiving port 50d Seed outlet 56 Operating mechanism L1 Seed receiving width L2 Seedling sending side width L3 Seedling side width

Front page continuation (72) Inventor Masaaki Nishinaka 64 Ishizukitamachi, Sakai City, Osaka Prefecture Agricultural growth management system research institute (72) Inventor Kazuhiko Nishida 64, Ishizukitamachi, Sakai City, Osaka Kubota Sakai Manufacturing Co., Ltd. In-house

Claims (2)

[Claims] 1. A plurality of seedling planting mechanisms (12) arranged in a lateral direction of the machine body, wherein seedlings to be supplied to these seedling planting mechanisms (12) are separately placed and a plurality of seedlings arranged in the lateral direction of the machine body. Nodding surface part (13a), a partition wall part (13) located between the seedling nose surface parts (13a) adjacent to each other.
A transplanter comprising a seedling placing table (13) having b), wherein the seedling feeding chute (50) for feeding seedlings to the seedling setting surface portion (13a) of the seedling placing table (13) is the seedling placing table. (1
It is equipped so that it can move laterally with respect to 3),
An operation mechanism (56) for moving the seedling supply chute (50) is provided, and the lateral width (L1) of the seedling receiving port (50c) of the seedling supply chute (50) is fed to the seedling supply chute (50). A transplanter formed so as to have a width larger than the width (L2) of the mouth (50d) and the width (L3) of the seedling surface portion (13a). 2. A seedling feeding posture in which the seedling feeding port (50d) of the seedling feeding chute (50) descends and enters between the partition wall portions (13b) of the seedling placing table (13), The transplanter according to claim 1, wherein the seedling feeding chute (50) is supported so that the seedling feeding port (50d) can be switched to a moving posture in which the seedling feeding port (50d) rises to a higher level than the partition wall portion (13c).