JPH11137033A - Rice transplanter with manuring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rice transplanter with a manuring device constituted so that the maintenance operation of the manuring device, etc., may be readily carried out. SOLUTION: This rice transplanter with a manuring device 3 has right and left guide parts 23 arranged in the vertical direction, supporting members 26 freely slidably attached respectively to the right and left guide parts 23, a manuring device 3 supported with both of the right and left supporting members 26 constituted so as to be freely moved from an operating position for sending a manure to a field to a nonoperating position apart upward from the operating position while keeping the posture at the operating position. The rice transplanter also has an urging device 39 for urging the manuring device 3 to the nonoperating position side, and acting parts 40 of the urging device 39 are connected to each part of the right and left supporting members 26 positioned at the under part of an intermediate part of the manuring device 3 in the front and rear direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for mounting a fertilizer application device above a planting mechanism for removing and planting seedlings from a lower end portion of a seedling mounting stand in a seedling mounting device, and placing the fertilizer application device on the seedling mounting base. A fertilizer device is provided so that the seedling holding stay for preventing the seedlings from floating can be turned around the horizontal axis on the lower side in the seedling moving direction in the working posture along the seedling mounting surface and the evacuation posture for retreating upward. Regarding rice transplanters.

[0002]

2. Description of the Related Art Conventionally, in a rice transplanter with a fertilizer application device, as shown in, for example, Japanese Utility Model Application Laid-Open No. 3-22616, the fertilizer application device is provided in a fixed position by a support frame erected from a planting transmission case. Had been configured.

[0003]

However, in the above-mentioned conventional structure, since a plurality of tall fertilizers are provided for each row above the seedling planting site, for example, work in a certain field is required. At the end of the process, when taking out the placed seedlings slightly remaining on the seedling placing table, there is a problem that the fertilizer is obstructed and the work is difficult to perform, and there is room for improvement. An object of the present invention is to eliminate the above disadvantages.

[0004]

According to a feature of the present invention, in the rice transplanter with a fertilizer device described at the beginning, the fertilizer device is mounted on a support rail standing upright from a frame of the seedling planter. The fertilizer device is configured to be supported so that the vertical position can be freely changed between the position and the position retracted upward, and the upper retracted position of the fertilizer applicator is set to a position that does not interfere with the swing operation of the seedling holding stay to the retracted posture. It is in the set point.

[0005]

[Function] The fertilizer application can be carried out effectively by mounting the fertilizer application device at the upper working position near the planting mechanism, and when a small amount of remaining seedlings are taken out of the seedling rest after the planting operation, By retreating the device to a high position above the support rail, the outer side of the lower end of the seedling rest is largely opened, and the seedling removal operation can be easily performed. Also, at this time, when the fertilizer applicator is moved to the upper evacuation position, even if the seedling holding stay remaining in the holding action posture on the upper side of the remaining seedling is opened and rocked to the evacuation posture on the outer side, the fertilizer applicator does not There is no interference and there is nothing above the planting mechanism, so that the seedling holding stay can be largely opened, and the remaining seedlings can be easily taken out in the largely opened state.

[0006]

Therefore, in the planting operation state, the fertilizer applicator can be placed as close to the planting mechanism as possible, so that the fertilizer can be effectively supplied to the place as close as possible to the planted seedlings, and the seedlings placed on the seedling rest can be removed. A plant that can effectively prevent the raising of seedlings during vertical feed operation accompanying planting operation and continue smooth planting work, but can efficiently and easily take out remaining seedlings after work is completed. I can provide it.

[0007]

Embodiments will be described below with reference to the drawings. FIG.
Shows the rear part of a rice transplanter with a fertilizer application device. This rice transplanter is configured such that a seedling planting device 2 is connected to a rear portion of a traveling machine body (not shown) via a link mechanism 1 so as to be able to move up and down, and a fertilizer application device 3 is mounted behind the seedling planting device 2. The seedling planting apparatus 2 includes a seedling rest 5 that moves reciprocally with a constant stroke with respect to a planting transmission case 4 that also serves as a frame, and a plant that takes out seedlings one by one from the lower end of the seedling rest 5 and plants the seedlings in a field. The planting mechanism 6 is provided with a plurality of leveling floats 7 and the like. The planting mechanism 6 is provided with planting claws 9 at the ends thereof at both ends of a rotating case 8 that is driven to rotate around a horizontal axis. The arm 10 is rotatably supported, and the rotating case 8 is rotated by a gear mechanism (not shown).
The planting claw 9 is configured to perform the planting operation while drawing a substantially elliptical locus in side view with the rotation drive of. At the lower part of the seedling mounting surface of the seedling mounting table 5, the seedling holding stay 11 for preventing the floating of the mounted seedlings is set in an operating posture close to the seedling mounting surface 5a and a retracting posture separated upward and outward. Around the rear horizontal axis X1, switching is provided so as to be swingable. The seedling holding stay 11 includes a support shaft 1 erected over a bracket erected on each partition part 5a of the seedling rest 5.
The support shaft 11a is fixedly connected to the support shaft 1a, and is configured to be able to perform the above-described posture switching operation by rotating the support shaft 11a with an operation tool 11b. As shown in FIGS. 3 and 4, the fertilizer applicator 3 includes a hopper 1 for storing powdery fertilizer in an upper part thereof.
2 is provided for every two rows, and a feed-out mechanism 13 is attached to each row below the hopper 12, and a flow-down pipe for guiding the fed-out fertilizer to flow down into a groove created in a field scene by a groove generator 14. 15 are arranged and configured. The feeding mechanism 13 includes a feeding roll 17 having a fertilizer entry recess formed on an outer peripheral surface thereof in a feeding case 16.
And the feed roll 17 is rotated by the drive shaft 18 so that only the fertilizer stored in the recess is guided downward through the downflow pipe 15. A rod 20 pivotally connected at a position eccentric to the rotation axis of the rotating case 8 to a supporting member 19 erected over the lateral side of each planting arm 10 of the planting mechanism 6 is driven in conjunction with a drive shaft 18. The shaft 18 is configured to rotate. And the said fertilizer applicator 3 integrates all the articles
A working position deployed close to the upper side of the planting mechanism 6,
It is configured to be supported so that the vertical position can be freely changed over the upper evacuation position. That is, a pair of left and right support rails 23 are erected from the rear side of the planting transmission case 4, and the horizontal frame 25 in which the fertilizer applicators 3 are integrally connected and fixed via the support arms 24, The left and right movable frames 2 are connected to a pair of movable frames 26, 26, respectively.
The upper and lower guide rollers 27 are slidably engaged with and supported by support rails 23 and 23 by a pair of upper and lower guide rollers 27. As shown in FIG. 8, each of the movable frames 26, 26
There is a switchable swingable position between an engaging position where the engagement hole 28 formed in the support rails 23 and 23 is inserted into the engagement hole 28 formed in the support rail 23 and a slide operation position where the engagement is released by swinging upward and releasing the engagement. The support rails 23, 23 are provided with a lock member 29 which is rotationally urged by a spring. The support rails 23 have a lower position where the fertilizer applicator 3 is locked and held, and a position where the fertilizer applicator 3 is locked and held at the maximum retracted position. Is formed with an engagement hole 28,
When it is slid upward, the engagement lock is automatically engaged. When the fertilizer applicator 3 is raised to the retreat position, the fertilizer applicator 3 is set to a position where it does not interfere with the operation of switching the seedling holding stay 11 to the retreat position (see FIG. 2). The planting mechanism 6
Further, since the groove generator 14 is provided in a fixed position, the linkage between the fertilizer 3 and the fertilizer applicator 3 is released as described above, as described above. That is, the separation part 30 is formed in the middle of the fertilizer flow-down path, and the lower side of the separation part 30 is formed in a trumpet shape so that insertion and separation can be easily performed. The extension drive rod 20 is configured so that the end on the side of the planting mechanism 6 can be easily disconnected. As shown in FIG. 6, a cylindrical body 33 which is rotatably fitted to the support member 19 is connected to the connecting shaft part 32 of the ball joint 31 provided at the rod end by screwing the connecting part, as shown in FIG. The stopper member 34 attached to the support member 19 is configured to prevent the cylindrical body 33 from coming off.
A structure is provided such that the connection can be easily released by sliding the stopper member 34 to remove the cylindrical body 33 by sliding the stopper member 34 between the retaining engagement position and the disengagement position by engaging the five long holes 36. is there. When the fertilizer applicator 3 is retracted upward, the rod 20 thus disconnected is held at a position so as not to hinder the removal of the seedlings. That is, the feeding mechanism 1 is provided on the rear side of the fertilizer applicator 3 with the lid 45 that can swing and open and close around the horizontal axis X2.
As shown in FIG. 9, a locking hook 46 is provided on the lid 45, and is locked with the locking hook 46 in an open state, so that the upper part of the seedling rest 5 is moved upward. The rod 20 is locked and held in the open position. As shown in FIGS. 4 and 5, a lateral support rod 37 is bridged over the upper portions of the left and right support rails 23, 23, and a biasing mechanism is attached to the lateral support rod 37 via a bracket along the lateral direction. A gas spring 39 as an example is installed and supported. And the left and right movable frames 26, 2
6 are connected to one ends of wires 40, 40, respectively. Pulleys 41, 42 supporting the wires 40, 40 on the left and right sides of the lateral support rod 37, a pulley 43 supporting the intermediate portion, and a gas spring 39, respectively. The support rod 37 is wound around the movable pulley 44 supported on the distal end of the moving rod 39a.
The other end is connected and supported. That is, the movable frames 26, 26 of the wires 40, 40 are urged by the lateral movement urging force of the movable pulley 44 by the urging force of the gas spring 39.
An auxiliary biasing force is applied in the direction in which the side is lifted upward. Therefore, when raising the fertilizer applicator 3 from the lower working position, even if the lifting operation is manually performed,
The operation can be performed lightly. And fertilizer 3
When the operation of removing the remaining seedlings from the seedling placing table 5 is performed in a state in which the fertilizer is moved to the upper evacuation position, it is prevented that the fertilizer applicator 3 accidentally falls down along the support rails 23, 23. It has a lock mechanism. That is, as shown in FIG. 10, a detection switch SW is provided near the rotation support shaft 11 a of the seedling presser stay 11 to detect when the seedling presser stay 11 switches from the working position to the retracted position,
When the detection switch SW is in the detection state, the fertilizer application device 3
Solenoid S which is locked to the guide roller 27 while being held at the retracted position to lock and hold that position.
L is attached to the support rail 23. When the seedling holding stay 11 is returned to the operating position and the detection switch SW is deactivated, the electromagnetic solenoid SL is configured to release the drop restraint state and allow downward movement.

[0008] In the claims, reference numerals are written to facilitate comparison with the drawings, but the present invention is not limited to the configuration of the attached drawings by the entry.

[Brief description of the drawings]

FIG. 1 is a side view of a rear part of a rice transplanter.

FIG. 2 is a side view when the fertilizer applicator moves upward.

FIG. 3 is a front view of the fertilizer application device.

FIG. 4 is a front view of a biasing mechanism.

FIG. 5 is a plan view of a biasing mechanism.

FIG. 6 is a front view of a drive system separation unit.

FIG. 7 is a side view of a drive system separation unit.

FIG. 8 is a side view of a lock mechanism.

FIG. 9 is a rear view of the locking hook.

FIG. 10 is a side view showing a fall restraint mechanism.

[Explanation of symbols]

 2 seedling planting device 3 fertilizer device 4 frame 5 seedling rest 5a seedling mounting surface 6 planting mechanism 11 seedling holding stay 23 support rail

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[Procedure amendment]

[Submission date] October 15, 1998

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Full text

[Correction method] Change

[Correction contents]

[Document Name] Statement

[Title of the Invention] Rice transplanter with fertilizer

[Claims]

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rice transplanter equipped with a fertilizer, which is provided with a fertilizer for feeding fertilizer to a field as a seedling is planted.

[0002]

2. Description of the Related Art In a rice transplanter with a fertilizer device as described above, a fertilizer device is fixed at a predetermined position, and the predetermined position is set as a work position of a fertilizer device for feeding fertilizer into a field, and fixed at the work position. Many fertilizers are configured to send fertilizer to a field from the fertilizer application devices.

[0003]

In a rice transplanter with a fertilizer device as described above, the fertilizer device at the work position is often located close to other devices and structures. It may be difficult to perform maintenance work on the device. An object of the present invention is to provide a rice transplanter with a fertilizer that is configured to facilitate maintenance work on the fertilizer, and to stably operate the configuration.

[0004]

A feature of the present invention resides in a rice transplanter with a fertilizer application device, which is configured as follows. A support member is movably attached to the guide member arranged vertically, along the guide member, and a fertilizer that feeds fertilizer to a field with planting of seedlings is supported by the support member, and the fertilizer is applied. , Between the working position for feeding the fertilizer into the field and the non-working position separated from the working position upwards, while supporting the posture at the working position so as to be movable, and the fertilizer applicator to the non-working position side. An operating mechanism of the urging mechanism is connected to a portion of the support member that is provided below the intermediate position in the front-rear direction of the fertilizer application device.

[0005]

According to the first aspect of the present invention, the fertilizer applicator located at the work position can be moved to the non-work position, which is separated from the work position by the guide member and the support member. In this way, by separating the fertilizer application device from the work position to the non-work position, the maintenance work of the fertilizer device can be performed without being disturbed by other devices or structures arranged near the work position. It can be done easily.

According to the first aspect of the present invention, the fertilizer application device can be vertically moved between the working position and the non-working position separated upward by the guide member and the support member. By the moving operation of the fertilizer application device, the fertilizer application device does not largely come out from the range of the rice transplanter with the fertilizer application device in the lateral direction.

According to the first aspect of the present invention, when the fertilizer is moved between the working position and the non-working position separated upward by the guide member and the support member, the posture in the working position is maintained. Since the fertilizer can be moved, the fertilizer in the hopper of the fertilizer does not fall out when moving the fertilizer, and it is necessary to take out the fertilizer from the hopper of the fertilizer for the moving operation. Absent.

According to the second aspect of the present invention, since the urging device is provided with an urging mechanism for urging the fertilizer applying device to the non-working position side distant upward, the urging force of the urging mechanism assists the fertilizer application. The device can be easily moved to a non-working position that is separated upward. In this case, according to the feature of claim 1, since the operating portion of the urging mechanism is connected to a portion of the support member located below the intermediate position in the front-rear direction of the fertilizer application device,
The urging force urged upward to the non-working position side acts on the fertilizer device without bias in the front-rear direction, so that the fertilizer device can be stably moved to the non-working position distant upward. .

[0009]

According to the first aspect of the present invention, in the rice transplanter with the fertilizer device, the fertilizer device is configured to be movable to a non-work position that is separated from the work position by an upward movement.
The maintenance work of the fertilizer can be easily performed, and the workability of the rice transplanter with the fertilizer can be improved.

According to the first aspect of the present invention, it is possible to move the fertilizer applicator to a non-working position that is separated upward without any trouble without extending the fertilizer applicator largely in the lateral direction. Could be improved. According to the feature of claim 1, when the fertilizer is moved between the working position and the non-working position separated upward, the fertilizer of the hopper of the fertilizer does not fall out.
There is no need to remove the fertilizer from the hopper of the fertilizer applicator for the moving operation, and there is no waste of the fertilizer, and the occurrence of rust and the like due to the spilled fertilizer adhering to the metal part is prevented.

According to the first feature of the present invention, the operating portion of the urging mechanism is connected to the portion of the support member located below the intermediate position in the front-rear direction of the fertilizer application device, so that the non-working position side is separated upward. The biasing force acting on the fertilizer is applied to the fertilizer with no bias in the front-rear direction, and the fertilizer can be stably moved easily to the non-working position away from the fertilizer. The operability of the attached rice transplanter was improved.

[0012]

Embodiments will be described below with reference to the drawings. FIG.
Shows the rear part of a rice transplanter with a fertilizer application device. In this rice transplanter with a fertilizer application device, a seedling planting device 2 is connected to a rear portion of a traveling machine body (not shown) via a link mechanism (not shown) so as to be vertically movable, and a fertilizer device 3 is provided behind the seedling planting device 2. It is configured to be mounted. The seedling planting apparatus 2 includes a seedling rest 5 that reciprocates horizontally with a fixed stroke with respect to a planting transmission case 4 that also serves as a frame. Attaching mechanism 6, and a plurality of leveling floats 7
And the like.

As shown in FIGS. 1 and 3, the planting mechanism 6
At both ends of the rotating case 8 driven to rotate about the horizontal axis,
A planting arm 10 having a planting claw 9 at the tip is rotatably supported, and the planting claw 9 is substantially elliptical in a side view by a gear mechanism (not shown) as the rotating case 8 is driven to rotate. The planting operation is performed while drawing a trajectory.

As shown in FIGS. 1 and 2, at the lower part of the seedling placing surface 5a of the seedling placing stand 5, a seedling holding stay 11 for preventing the seedlings from floating is placed in an operating position close to the seedling placing surface 5a. And a retreating posture separated upward and outward, and is provided so as to be capable of switching and swinging around a horizontal axis X1 at a rear portion. A seedling holding stay 1 is attached to a support shaft 11a which is erected over a bracket erected at a partition portion of each planting strip of the seedling rest 5.
1 is fixed, and the posture of the seedling holding stay 11 is switched by rotating the support shaft 11a with the operating tool 11b.

As shown in FIGS. 1 and 3, the fertilizer applicator 3
A hopper 12 for storing powdered and granular fertilizer is provided at every upper portion, and a feeding mechanism 1 for each planting line is provided below the hopper 12.
3, a downflow pipe 1 that guides the fed fertilizer down into a ditch created in a field scene by a ditcher 14
5 is provided. The feeding mechanism 13 includes, in a feeding case 16, a feeding roll 17 having a concave portion for entering fertilizer formed on an outer peripheral surface thereof.
7 is rotated by the drive shaft 18 so that only the fertilizer stored in the recess flows down through the downflow pipe 15. As shown in FIGS. 1 and 3, a drive rod 20 is connected to a support member 19 laid across the side of each planting arm 10 in the planting mechanism 6 at a position eccentric to the rotation axis of the rotating case 8. The upper end of the drive rod 20 is connected to the drive shaft 18 so that the drive shaft 18 is driven to rotate.

The fertilizer applicator 3 has a work position in which all the planting streak portions are integrally disposed close to the upper side of the planting mechanism 6 and a non-working position which is separated upward from the work position. , Are movably supported. As shown in FIGS. 1 and 3,
A pair of left and right support rails 2 from the rear side of the planting transmission case 4
3 (corresponding to a guide member) is erected, and a horizontal frame 25 in which the fertilizer 3 of each planting streak is integrally connected and fixed via a support arm 24 is a pair of left and right movable bodies arranged in the lateral direction of the machine body. The right and left movable frames 26 are connected to a frame 26 (corresponding to a support member), and the right and left movable frames 26 are movably moved by a pair of upper and lower guide rollers 27.
3 supported.

As shown in FIGS. 8, 3, and 4, each of the right and left movable frames 26 has an engagement position where it enters an engagement hole 28 formed in the right and left support rails 23, and swings upward. A slide operation position in which the engagement is released by being moved, the swing operation is possible, and a lock member 29 urged by a spring (not shown) is provided on the engagement side.
Engagement holes 28 are formed in the right and left support rails 23 at each of a position for holding the fertilizer applicator 3 at the lower working position and a position for holding the fertilizer device 3 at the maximum non-working position. When it is moved to the non-working position, it is configured to be automatically engaged and held. When the fertilizer applicator 3 is raised to the non-working position, the fertilizer applicator 3 is set so as not to interfere with the operation of switching the seedling holding stay 11 to the retracted posture (see FIG. 2).

The planting mechanism 6 and the cultivator 14 are provided in a fixed position, so that the linkage is released as the fertilizer applicator 3 is moved to the non-working position as described above. It is configured. As shown in FIGS. 1, 2, 3, and 4, a separation part 30 is formed in a part of the flow path of the fertilizer, and a lower part of the separation part 30 is formed in a trumpet shape.
It is configured such that it can be easily inserted into the device 5 and separated upward.

The drive rod 20 is configured so that the connection of the end on the planting mechanism 6 side can be easily released. As shown in FIGS. 6 and 7 (a) and (b), the connecting member 32 of the ball joint 31 provided at the end of the driving rod 20 is rotatably fitted to the support member 19. The tubular body 33 is mounted, and the stopper 33 attached to the support member 19 is configured to prevent the tubular body 33 from coming off. The stopper member 34 is slidably provided between a retaining engagement position and a disengagement position by engagement of the pin 35 and the elongated hole 36, and the stopper member 3 is provided.
By sliding 4 and pulling out cylinder 33,
The connection of the end of the drive rod 20 on the side of the planting mechanism 6 can be easily released.

The disconnected drive rod 20 is configured so as not to be in the way when the fertilizer applicator 3 is moved to the upper non-working position. As shown in FIG.
The feeding mechanism 13 is covered with a cover 45 that can swing open and close around a horizontal axis X2 on the rear side of the fertilizer application device 3, and a locking hook 46 is provided on the cover 45. As shown in FIGS. 2 and 9, by locking the drive rod 20 to the locking hook 46 in a state where the lid 45 is opened, the drive rod 20 is held in a posture in which the upper part of the seedling rest 5 is opened. Will be retained.

As shown in FIGS. 2, 3, 4, and 5, a lateral support rod 37 is erected and connected over the upper portions of the right and left support rails 23, and a bracket 38 is attached to the lateral support rod 37 along the lateral direction. A gas spring 39 (corresponding to an urging mechanism) is supported via (see FIG. 3). One end 40a of a wire 40 (corresponding to an operating portion) is connected to each of the lower guide rollers 27 of the right and left movable frames 26 (see FIG. 3). The wire 40 is wound around pulleys 41 and 42 supported by the portion, a pulley 43 supported at the intermediate portion, and a movable pulley 44 supported at the tip of the moving rod 39 a of the gas spring 39, and a wire 40 is connected to the lateral support rod 37. Are connected to each other. In this case, as shown in FIGS. 2 and 3, each of the right and left movable frames 26 (the lower guide roller portion) located below the intermediate position in the front-rear direction of the fertilizer applicator 3, One end 40a of the wire 40
Is connected.

A lateral biasing force of the movable pulley 44 by the biasing force of the gas spring 39 applies an auxiliary biasing force in the upward direction of the right and left movable frames 26 of the wire 40. Therefore, the fertilizer application device 3
In the case where the operation is performed to move from the lower working position to the upper non-working position, the manual operation can be performed lightly even if the lifting operation is performed by a manual operation.

When the fertilizer applicator 3 is moved to the upper non-working position and the operation of taking out the seedlings remaining on the seedling rest 5 is performed, the fertilizer applicator 3 is erroneously set on the right and left support rails 23.
A lock mechanism is provided that prevents the lock mechanism from moving downward along the axis. As shown in FIGS. 10 (a) and (b), the seedling holding stay 1 is located near the support shaft 11a of the seedling holding stay 11.
1 is provided with a detection switch SW for detecting that the switch 1 is switched from the operating position to the retracted position.
Is detected, the electromagnetic solenoid SL that is locked and held by the guide roller 27 while the fertilizer applicator 3 is held at the non-working position is attached to the support rail 23. The electromagnetic solenoid SL is configured to release the holding state and allow the fertilizer applicator 3 to move downward when the seedling holding stay 11 is returned to the operating position and the detection switch SW is deactivated. .

In the claims, reference numerals are provided to facilitate comparison with the drawings, but the present invention is not limited to the configuration shown in the accompanying drawings.

[Brief description of the drawings]

FIG. 1 is an overall side view of a seedling planting device and a fertilizer application device.

FIG. 2 is a side view showing a state where the fertilizer applicator is moved to an upper non-working position.

FIG. 3 is a rear view of the fertilizer applicator in a lower working position.

FIG. 4 is a rear view showing a state in which the fertilizer applicator has been moved to an upper non-working position.

FIG. 5 is a plan view near a gas spring.

FIG. 6 is a rear view showing a state in which the drive rod is connected to and disconnected from the support member.

FIG. 7 is a side view showing a state in which the drive rod is connected to and disconnected from the support member.

FIG. 8 is a side view of the vicinity of the lock.

FIG. 9 is a rear view of the vicinity of a locking hook in the lid.

FIG. 10 is a side view showing a structure for preventing a state where the fertilizer applicator in the non-working position is erroneously moved to the lower working position.

[Description of Signs] 3 Fertilizer 23 Guide member 26 Support member 39 Urging mechanism 40 Operating part of urging mechanism

[Procedure amendment 2]

[Document name to be amended] Drawing

[Correction target item name] Figure 2

[Correction method] Change

[Correction contents]

FIG. 2

[Procedure amendment 3]

[Document name to be amended] Drawing

[Correction target item name] Figure 3

[Correction method] Change

[Correction contents]

FIG. 3

Claims (1)

[Claims] 1. A support member (26) is slidably attached to each of right and left guide members (23) arranged vertically so as to be slidable along the guide member (23), and fertilizer is added as the seedlings are planted. And a work position for feeding the fertilizer (3) into the field by supporting a fertilizer (3) feeding the fertilizer into the field over the right and left support members (26). A biasing mechanism (39) for biasing the fertilizer applicator (3) toward the non-working position side while supporting the posture at the working position over a non-working position that is upward away from the work position. ), The action part (39) of the urging mechanism (39) is provided on each of the right and left support members (26) located below the intermediate position in the front-rear direction of the fertilizer application device (3). Field with fertilizer application connected to 40) Machine.