JP2595425Y2 - Transplanter seedling planting equipment - Google Patents

Description

[Detailed description of the invention]

[0001]

In the present invention, a seedling is taken out from a seedling tray of a seedling table which is reciprocated right and left by a seedling take-out claw and is transferred to a hopper-type seedling-attached claw. The present invention relates to a seedling planting device of a transplanter, in which pot seedlings per minute are sequentially planted in a field.

[0002]

2. Description of the Related Art Conventionally, it is disclosed in Japanese Utility Model Laid-Open No. 2-83711.
As such, there is a technique of providing a seedling holding plate on a seedling mounting table .

[0003]

The present invention is to provide a said prior art, map
Just press the both sides of the seedling from above to prevent it from lifting.
Use a seedling tray that connects multiple cells vertically and horizontally.
If the seedling tray is restricted from moving upward,
The cell is displaced or displaced with respect to the seedling removal nail
There is a problem that the power is poor. Especially by vertical feed chains
The seedling tray blooms on the seedling removal nail, and an empty seedling tray is placed behind the seedling table.
The seedling tray on the top of the seedling table
To supply the seedlings of the cell to the seedling removal position.
It can be easily performed and simplifies the seedling tray transport mechanism.
It is easy to remove, but the seedling tray cell
The seedlings of the cell seedlings are transported to the seedling tray while the
It is necessary to prevent damage at the time of
In addition, make sure that the seedling tray replenishment time and empty tray removal time
It is necessary to judge and perform each work, seedling tray vertical feed function
Can be easily improved and the handling operation can be simplified.
Problems .

[0004]

In order to solve the problems] However, the present invention is, Naeno
The left and right vertical feed chains that feed the seedling tray on the table vertically
And engage the cells on the left and right sides of the seedling tray with each vertical feed chain
And a vertical feed chain with a vertical feed chain.
Front guide to bend the seedling tray in the circumferential direction of the proket
From each cell in the inflection section of the seedling tray by the guide.
Seedlings for transplanting machines that take out seedlings with seedling removal nails
Tray guide to support the bottom of each cell in the seedling tray
Guide that regulates the lateral movement of the seedling tray
Attach the plate to the upper surface of the tray guide plate and
Connect the top guide that sandwiches the seedling tray between the
A lower guide plate on the tray guide plate
To thus regulate the lateral movement of the seedling tray乍Ra, lateral longitudinal feed switch
The seedling tray is moved vertically by the
B) Simplification of vertical feeding structure and removal of seedlings from each cell of seedling tray
Position can be easily controlled, and the sprocket
Front guide needed to bend the seedling tray in the circumferential direction
The shape and strength of the seedlings and the foliage of the seedlings in each cell of the seedling tray
To prevent damage and maintain proper cell posture
The shape and function of the required top guide
Can be easily configured by each different structure, seedling tray vertical feeder
It is possible to easily improve the performance .

[0005] Further, the front guide is fixed by bolting.
Extend the round bar-shaped top guide in the seedling tray vertical feed direction.
Multiple top guides in the center of the seedling tray or
The left and right sides can be arranged with special functions on each side.
Guide both cell seedling guidance and seedling tray guidance
It can be performed properly, prevent damage to seedlings and replenish seedling tray
It is possible to easily improve the performance .

Further, the empty space to be taken out by the guidance of the front guide
Tray guide body to discharge the seedling tray
On the side of the tray to supply the seedling tray to the top of the tray guide plate.
Set the tray guide plate that discharges empty seedling trays
The vertical feed chain and front guide
Guides empty seedling trays to be sent out by
Remove the empty seedling tray because it will return to the seedling supply position by body
Approximately the same time before and after seeding and seedling tray replenishment
Improve and handle seedling tray vertical feed function
The operation can be simplified easily .

[0007] Further, the seedling mounting table can be reciprocated right and left and reciprocated sideways.
Fixes the output tray guide to the support member attached to the drive shaft
Vertical feed chain by reducing assembly processing errors, etc.
To the empty seedling tray discharge position by the
The ray guide body can be arranged in a proper posture,
Smooth empty seedling tray after bending and removing seedlings
It can be discharged .

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. 1 is an explanatory front view of the seedling mounting portion, FIG. 2 is an overall side view of the transplanter, FIG. 3 is an overall plan view thereof, and FIG. 4 is an explanatory plan view of the same, wherein (1) is an engine (2). (3) is a transmission case connected to the rear end of the frame (1), and (4) is vertically supported by the transmission case (3) via a left and right transmission case (5). Rear wheels, which are left and right traveling drive wheels, (6) are left and right front wheels supported on the front end side of the front frame (1) via an axle frame (7) so as to be vertically swingable, and (8) is the transmission case ( The seedling feeder installed behind the chassis frame (9) via the chassis frame (9), and (10) is installed between the left and right rear wheels (4) on the transmission case (3) via the planting transmission case (11). The seedling planting device to be installed, (12) is a crushing roller for crushing the ridge surface (A), (13) The seedling planting apparatus (10)
Is a gage wheel for swinging up and down, and a pot seedling for one plant is taken out from a seedling tray (15) on a seedling table (14) that reciprocates right and left in the seedling supply device (8). 16) The picked seedlings are taken out, and the picked potted seedlings are discharged and supplied to a hopper-type planting claw (18) which moves up and down in conjunction with a multi-cutter (17) of the seedling planting apparatus (10). The seedlings are planted, that is, transplanted at regular intervals on the ridge surface (A) during running of the body by operating the direction handle (19).

(20) is a lifting / lowering lever, (21) is a planting clutch lever, (22) is a main speed change lever, and (2)
3) is an inter-stock shift lever, (24) is a planting depth adjusting lever, and (25) is a left and right side clutch lever.

As shown in FIG. 5, the chassis frame (9) is vertically reinforced by a cylinder frame (27) for an elevating cylinder (26) which is fixedly mounted on the front end of the left and right round pipes above the transmission case (3). Plates (28) (29), horizontal frame (30) and left and right connecting plate (31) to connect and fix.
9), the middle of the chassis frame (9) in side view is formed in a concave portion (9a) that swells downward by a predetermined dimension (L), and the rear end of the concave portion (9a) is formed to be upwardly inclined. The space between the left and right pipes at the rear end of the frame (9) in the plan view is larger than the space at the front end. Then, left and right side frames (32a) having a gate shape in plan view and an L shape in side view are provided on left and right outer sides of the frame recess (9a).
(32b) With the base end fixed, these chassis frame recesses (9a) and side frames (32a) (32b)
The seedling supply device (8) is disposed in a portion surrounded by a circle.
These frames (9) and (32a) for the four lower directions
It is configured to guard at (32b).

As shown in FIGS. 6 and 7, the seedling supply device (8) includes left and right side plates (33) on both lower sides of the seedling mounting table (14).
a) A seedling vertical feed drive mechanism (34) is provided outside the left side plate (33a) of (33b), and the right side frame (32) is provided.
b) is provided with a transverse drive case (35) for inputting a driving force from the transmission case (3), and fixed brackets (36a) (3) of the left and right side frames (32a) (32b).
6b) A guide rail (37) extending horizontally supports two bearings (39) attached to the seedling stand frame (38) between the left and right side plates (33a) and (33b). The seedling table (14) is reciprocated right and left by the guide of the shaft (40) and the rail (37), and the transport shaft (41) is provided between the left and right side plates (33a) and (33b).
And a free sprocket (45) supported via a pivot plate (43) and a free shaft (44) at the upper end of the seedling mounting table (15). The vertical feed pin (47) of the feed chain (46) is engaged with the depression between the bottoms of the cells (15a) of the seedling tray (15), so that the seedling tray (1) is at the end of the lateral movement of the seedling mounting table (14).
It is configured to perform vertical feed of 5).

As shown in FIG. 8, a drive shaft (40) fixedly connected to a slide plate (48) coupled to the traverse groove (40a) of the transverse drive shaft (40) is connected to a right plate (33b). An adjusting member (50) fixed between the concentric cylinder shaft (49) and the left side plate (33a) is connected via a bolt (51) so as to be able to adjust the left and right positions.
8) A cylinder shaft (49) is inserted into the left and right movably so that the relative position of the seedling table (14) and the sliding body (48) in the left and right directions can be adjusted by the operation of the bolt (51). Make up. The left and right side plates (33a) (33
b) Seed stand arm (52a) (52)
b) Adjusting member (50) and cylinder shaft (49) fixed via
The mounting positions of the mounting bolts (53) are provided asymmetrically in the left and right directions, and the seedling arm (52) is centered on the drive shaft (40).
a) The rotation of (52b) is prevented.

Further, the left and right side plates (33a) (3
Left and right vertical frames (54) having a base fixed to the outside of 3b)
An extension seedling stand (55) is provided between the upper ends of (54),
Seedling tray (15) between upper and lower attachment members (56a) (56b) between substantially the middle portions of the left and right vertical frames (54) (54)
A tray guide plate (57) for guiding the bottom of the vertical feed chain (4) is provided between the guide plate (57) and the extension seedling stand (55) to be wound around the idle sprocket (45).
6) Open the passage space that passes, and extend the seedling stand (55).
Between the seedling tray (15) and the guide plate (57)
The vertical feed pin (47) of the chain (46) is gradually engaged with the depressed portion at the bottom of the cell (15a) of each cell (15a).
a) It is configured such that the seedling tray (15) can be smoothly fed vertically without any climbing of the pin (47) to the bottom.

Further, between the upper ends of the left and right vertical frames (54) and (54) on the back side of the seedling mounting table (14) and the left and right side plates (3).
3a) (33b) Between the rear ends, two discharge tray guides (58), which are substantially vertically parallel to the left and right, and guide the discharge on the surface side of the seedling tray (15) after removing the seedlings, are attached to the upper and lower mounting members. (59b) and (59b), and the tray guide plate (6) is slightly inclined between the upper ends of the guide bodies (58).
0), and the seedling table (1) is fixed by the guide plate (60).
4) It is configured to enable both the guide supply of the tray (15) to the tray and the discharge guide when removing the tray (15) from the guide body (58).

As shown in FIGS. 9 and 10, a plurality of lower tray guides for restricting the lateral displacement of the seedling tray (15) in the vicinity of the seedling extracting claw (16) in the extension of the lower end of the guide plate (57). (61) and (62) are provided, and three upper guides (63) (64) and three middle guides (65), which are upper, lower, middle, and lower tray guides, are located at front facing positions sandwiching the chain (46). ) And two lower guides (6
6) is provided.

The distance between the central guide (61) and the left and right side guides (62), which are provided substantially in the middle of the guide plate (57), is large (15A) (30 m) of the seedling tray (15).
Both (m square) and small shape (15B) (25 mm square) are provided with dimensions that can be shared, and the guide plate (57)
Are mounted so that the left and right positions can be freely adjusted via adjustment bolts (67).

The middle guide (65) includes left and right side plates (3).
3a) An intermediate portion is fixed to a horizontal axis (68) extending between the front ends of (33b), and a pin (69) is attached to the upper end.
And each upper guide (63) via a set bolt (70)
The lower guide (66) is fixed to the seedling stand frame (38) while the base end of the (64) is fixedly supported.

The upper guides (63) and (64) are formed in a wire shape, and the guides (63) and (6) on the center and both left and right sides are formed.
Left and right side guides (64) with different working lengths from 4)
Are formed longer than the center guide (63), and the leading ends of the left and right guides (64) are spread downward and outward at a downward gradient. A ring-shaped guide portion (63a) on the tip side of the side view 63).
And a curved relief portion () for preventing the foliage from being laid in the guides (63) and (64) in the vicinity of the position of action of the seedling removal claw (16) in the guides (63) and (64). 63b and 64b are formed so that the seedling tray (15) can be transported vertically without being stuck on the tray guides (63) and (64) with the transport posture of the seedling tray (15) stabilized.

The upper and middle guides (63) and (64)
The inflection point (N) of (65) is provided on the leading side of the tray (15) beyond the winding inflection point (M) of the pitch line of the transport chain (46), and the seedling removal at the seedling removal claw (16). The upper surface of the tray (15) and the lower surfaces of the guides (63), (64) and (65) are parallel at the position, so that the tray (15) can be taken out with good stability.

As is clear from the above, the seedling mounting table (14)
Left and right vertical feeder to feed the upper seedling tray (15) vertically
A chain (46) is set up, and seedling trays are installed in each vertical feed chain (46).
(15) When the cells (15a) on the left and right sides are
A vertical feed chain (46) is provided at the end of the vertical feed end.
Rocket (42) Curved seedling tray (15) in circumferential direction
A middle guide (65), which is a front guide to be
(65) each cell (1
Take out the pot seedling from 5a) with the seedling removal nail (16)
In the seedling planting device of the transplanter, each cell of the seedling tray (15) is
(15a) Tray guide plate (57) for supporting the bottom part
And a bottom cover for regulating the lateral movement of the seedling tray (15).
The lower tray guide (61)
Attach to the upper surface of the plate (57) and lower tray guide
With the upper surface guide that sandwiches the seedling tray (15) between (61) and
An upper guide (63) is connected to a middle guide (65),
The lower tray guide (6) on the tray guide plate (57)
While restricting the lateral movement of the seedling tray (15) according to 1),
Seedling tray (15) by vertical feed chain (46)
Move the seedlings vertically (15) to simplify the vertical feeding structure
And removal of seedlings from each cell (15a) of seedling tray (15)
Positioning is restricted, and the circumference of the sprocket (42) is
Medium guide needed to bend the seedling tray (15)
And the strength of the seedling tray (15)
To prevent damage to the foliage of the seedlings of each cell (15a)
(15a) to maintain the proper posture
The shape and operation of the arm (63) can be changed according to the purpose.
The structure of the seedling tray (15)
The upper guide, etc., and bolts (7
0) Insert the round bar-shaped upper guide (63) to be fixed
Lay (15) Extending in the vertical feed direction, multiple upper guides
(63) at the center or right and left sides of the seedling tray (15)
Each is provided with a special function, and the upper guide (63)
(15a) seedling guidance and seedling tray (15)
Both guides are performed properly to prevent damage to seedlings and to train seedlings.
B. (15) Construct so that replenishment operability can be improved
I have .

[0021] Also, the guide is guided by the middle guide (65).
A discharge tray guide (5) for discharging empty seedling trays
8) is provided on the back side of the seedling mounting table (14), and a tray guide plate is provided.
(57) Supply of seedling tray (15) to upper side and empty seedling tray
(15) Discharge the tray guide plate (60) that performs both discharging.
Attach it to the output tray guide body (58),
6) and empty seedling tray sent out by middle guide (65)
A (15) is replaced with a seedling by the discharge tray guide body (58).
Returning to the feeding position, removing empty seedling tray (15) and seedling
Approximately the same time before and after the tray (15) replenishment work
The seedling tray (15) to improve and remove the vertical feed function.
In addition to simplifying handling operations, the seedling table (14)
Pedestal to be attached to the transverse feed drive shaft (40) so that it can reciprocate left and right
To the seedling arm (52a) (52b)
Fix the ray guide body (58) to reduce assembly errors
Reduce the vertical feed chain (46) and middle guide (65)
Tray guide to empty seedling tray (15) release position according to
Place the body (58) in the proper posture and use the sprocket (42)
Empty seedling tray (15) after taking out seedlings by bending at the part
Is discharged smoothly .

In this embodiment, the seedling tray (15) on the seedling table (14) is fed vertically, and the seedlings in the seedling tray (15) are moved upward by the upper guide (63).
At the time of reaching the position (64), the tip guide portion (64a) of the left and right guide (64) faces the lower side of the seedling tray (15), and faces toward the middle relief portion (64b). Because the seedlings of the seedling tray (15) are guided inside the guide (64) while pulling the stems and leaves of the seedlings inward, in the case of a deformed seedling in which the stems and leaves protrude outside the seedling tray (15). But guide foliage (64) (65)
A high-precision seedling collecting operation is performed without causing inconvenience such as damage to the seedlings and poor vertical feeding of the seedlings.

FIG. 11 shows still another modified structure, which is fixed to the frame (9) at a position facing the bearing (39) with the seedling mounting (14) interposed therebetween. Guide frame (37a) and left and right side plates (33a)
A bearing (39a) fixed to the (33b) side is provided, and the seedling table (14) is traversed by the front and rear bearings (39) (39a), so that the seedling is mounted on the traverse drive shaft (40). It is configured to enable stable lateral feed while reducing the weight load.

FIG. 12 shows another modified structure. In this structure, the seedling arm (52a) (52b) and the tray guide body (58) are integrally connected to each other to form a tray guide body (58). ) Prevents accidents such as the tray (15) getting caught at the joint, and reduces the number of parts to improve the assembly accuracy.

[0025]

[Effect of the Invention] As is apparent from the above embodiment, the present invention vertically transports the seedling tray (15) on the seedling mounting table (14).
Left and right vertical feed chains (46)
(46) to the seedling tray (15)
a) and a vertical feed chain (46) is provided.
The sprocket at the end of the vertical feed (42)
A front guide (65) for bending the ray (15) is provided,
Each section of the inflection section of the seedling tray (15) by the guide (65)
Pot (15a) from the seedling (16)
Seedling tray (15)
Guide plate for supporting the bottom of each cell (15a)
(57) is provided to regulate the lateral movement of the seedling tray (15)
Lower guide plate (61) to the upper surface of tray guide plate (57)
And seedlings between the lower surface guide plate (61)
Front guide (63) sandwiching ray (15)
(65) and connected to the tray guide plate (5).
7) Seedling tray (1) by upper lower guide plate (61)
Left and right vertical feed chain (46) while restricting horizontal movement of 5)
The seedling tray (15) is moved vertically by the
Tray (15) Simplification of vertical feeding structure and seedling tray (1
5) Easy control of seedling removal position of each cell (15a).
And the circumference of the sprocket (42)
The front gear needed to curve the seedling tray (15)
Seed tray (15) with shape and strength of id (65)
To prevent damage to the foliage of the seedlings of each cell (15a)
Top surface required to maintain proper posture of cell (15a)
The shape and operation of the guide (63) can be adjusted according to the purpose.
Easy to configure with different structure, seedling tray (15) vertical
The feed function can be easily improved.
You .

Also, bolts (7) are attached to the front guide (65).
0) Seedling the rod-shaped upper surface guide (63) to stop and fix
The tray (15) is extended in the vertical feed direction.
Place the upper surface guide (63) in the center of the seedling tray (15) or
Special functions can be arranged on the left and right sides, respectively.
Guide of seedling of cell (15a) by guide (63) and seedling
Tray (15) guide both properly
To prevent damage to seedlings and to replenish seedling tray (15)
The top and the like can be easily achieved .

Also, by the guidance of the front guide (65)
A discharge tray guide that discharges empty seedling trays to be removed
(58) is provided on the back side of the seedling mounting table (14), and the tray guide
Supply of seedling tray (15) to plate (57) top side and empty seedlings
The tray guide plate (60) that performs both the lay (15) discharge
Attached to the discharge tray guide body (58), vertical feed
Sent out by the chain (46) and the front guide (65)
Empty seedling tray (15) to discharge tray guide body (58)
To return to the seedling supply position, so an empty seedling tray (15)
Work before and after removing the seedling tray (15)
At the same time, it can be performed at almost the same position, and the seedling tray (1
5) Improvement of vertical feed function and simplification of handling operation
This can be easily achieved .

Further, seedling mounting table (14) left and right reciprocate freely
Table support member (52a) to be attached to traverse feed drive shaft (40)
The discharge tray guide body (58) is fixed to (52b).
Vertical feed chain with reduced assembly errors
Empty seedling tray (1) by (46) and front guide (65)
5) The discharge tray guide body (58) is properly positioned at the discharge position.
And bend it at the sprocket (42) part
Smooth discharge of empty seedling tray (15) after removal
It can be .

[Brief description of the drawings]

FIG. 1 is an explanatory front view of a seedling mounting portion.

FIG. 2 is an overall side view of the transplanter.

FIG. 3 is an overall plan view of the transplanter.

FIG. 4 is an explanatory plan view of the transplanter.

FIG. 5 is an explanatory side view of an airframe section.

FIG. 6 is an explanatory side view of a seedling mounting portion.

FIG. 7 is an explanatory plan view of a seedling mounting portion.

FIG. 8 is an explanatory diagram of a lateral feed unit.

FIG. 9 is an explanatory side view of a tray guide unit.

FIG. 10 is an explanatory front view of a tray guide unit.

FIG. 11 is an explanatory view showing another modified structure example.

FIG. 12 is an explanatory view showing another modified structure example.

[Explanation of symbols]

(14) Seedling stand (15) Seedling tray (15a) Cell (40) Lateral feed drive shaft (42) Sprocket (46) Vertical feed chain (52a) Seedling arm (stand supporting member) (52b) Seedling arm ( (57) tray guide plate (58) discharge tray guide body (60) tray guide plate (61) lower tray guide (lower surface guide plate) (63) upper guide (upper surface guide) (65) middle guide (front surface) Guide) (70) Set bolt

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Toshiro Wada 1-32 Chaya-cho, Kita-ku, Osaka City Inside Yanmar Agricultural Machinery Co., Ltd. (72) Inventor Hideo Nakajima 1-32, Chaya-cho, Kita-ku, Osaka-shi No. Within Yanmar Agricultural Machinery Co., Ltd. (72) Inventor: Masatoshi Sun Asahi No. 1-32, Chaya-cho, Kita-ku, Osaka-shi Within Yanmar Agricultural Machinery Co., Ltd. (72) Masahiro Kanezaki 1-32, Chaya-cho, Kita-ku, Osaka-shi No. Yanmar Agricultural Machinery Co., Ltd. (72) Inventor Yoshiaki Kuraya 1-32 Chayamachi, Kita-ku, Osaka City Yanmar Agricultural Machinery Co., Ltd. (56) References JP-A-53-62621 (JP, A) Hei 2-83711 (JP, U) Hikaru Hei 2-67713 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) A01C 11/02

Claims (4)

(57) [Scope of request for utility model registration] 1. A seedling tray (15) on a seedling mounting table (14).
A left and right vertical feed chain (46) for vertical feed conveyance is provided.
Set the seedling tray (15) on the left and right sides in the vertical feed chain (46).
(15a) and the vertical feed chain (4
6) Provide a sprocket (42) circumference at the end of longitudinal feed
Guide (6) to bend the seedling tray (15) in the direction
5) is provided, and the seedling tray (15) is provided by the guide (65).
From each cell (15a) in the inflection section, remove the pot seedlings
6) In the seedling planting device of the transplanter taken out in
Tray supporting the bottom of each cell (15a) of the ray (15)
A guide plate (57) is provided to shift the seedling tray (15) from side to side.
Tray guide plate (61)
(57) Attaching to the upper surface and lower guide plate (61)
Guide (63) sandwiching the seedling tray (15) between
A seedling transplanting device for a transplanter, wherein the device is connected to a front guide (65) . 2. A bolt (70) is fixed to the front guide (65).
Insert the round bar-shaped top guide (63) to be fixed
(15) The above-mentioned feature characterized by being extended in the longitudinal feed direction.
A seedling planting device for the transplanter according to claim 1 . 3. Removed by the guidance of the front guide (65).
A discharge tray guide (5) for discharging empty seedling trays
8) is provided on the back side of the seedling mounting table (14), and a tray guide plate is provided.
(57) Supply of seedling tray (15) to upper side and empty seedling tray
(15) Discharge the tray guide plate (60) that performs both discharging.
Characterized in that it is attached to the exit tray guide body (58).
The seedling planting apparatus for a transplanter according to claim 1 . 4. The seedling mounting table (14) is laterally reciprocally traversable.
Table support members (52a) (5) attached to the drive shaft (40).
The seedling planting device for a transplanter according to claim 3 , wherein a discharge tray guide body (58) is fixed to 2b) .