JP2000175514A - Vegetable transplanter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To compact the constitution of a vegetable transplanter for multi-row use of two or more rows. SOLUTION: In this vegetable transplanter for planting a seedling N taken out from a seedling tray 22 on a seedling placing stand 21 in a field by hole opening type seedling planting tines 25, a single planting driving member 27 is openably and closably equipped with the plural seedling planting tines 25 for planting plural seedlings N and the plural seedling planting tines 25 are simultaneously driven by the single planting driving member 78.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vegetable transplanting machine which takes out one seedling of vegetable seedlings such as onion, leaf onion and white onion from a seedling tray and plant it in a field.

[0002]

Conventionally, one seedling tray is mounted on one seedling mounting table, and one or two seedling removal nails are taken out of the seedling tray, and seedlings corresponding to the nails are planted. Planting seedlings by inheriting seedlings on nails, but when multiple seedlings are used and the number of seedling trays, seedling extraction nails, and seedling planting nails is more than one each, each structure is extremely complicated and heavy There are inconveniences that are caused.

[0003]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a vegetable transplanting machine in which seedlings taken out of a seedling tray of a seedling mounting table are planted in a field by means of an open-type seedling planting claw. A single planting drive member is provided with a plurality of seedling planting claws so as to be openable and closable, and a single planting driving member drives the plurality of seedling planting claws simultaneously to form, for example, one set of planting claws. A single planting drive member consisting of a mounting arm and a push rod is used to plant a plurality of seedling planting claws, thereby simultaneously performing a plurality of planting operations to improve work efficiency and improve the structure. It is intended to simplify and reduce the weight to reduce the manufacturing cost, and to improve the efficiency of the management and adjustment work as post-processing work by arranging two or more planting strips neatly.

In addition, two seedling-planting claws for two-row are arranged on one side of the single planting drive member or on both left and right sides of the planting drive member to form a single planting drive member. The two-row seedling-planting claw to be equipped enables two-row simultaneous and efficient planting work.

[0005]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an overall side view of the transplanter, FIG. 2 is an overall plan view thereof, FIG. 3 is an overall rear view thereof, and FIG. 4 is a plan explanatory view of the implanting section, where (1) shows an engine (2) mounted. (3) is a fixed frame that supports the body (1) on the front and rear slide frames (4) and (5) so as to be slidable left and right, and (6) is a body (1) via a slide arm (7).
(8) a hydraulic slide cylinder that slides the
Are left and right rear wheels which are supported on a drive horizontal shaft (10) from a transmission case (9) via a left and right transmission case (11) so as to be able to swing up and down, and (12) is an axle on the front end side of the fixed frame (3). Left and right front wheels supported so as to be able to swing up and down via a frame (13), (14) are front and rear wheels (12) via a fixed frame (3) and a swing shaft (15) on the rear end side.
(8) A hydraulic swing cylinder that swings up and down, (1)
Numeral 6) is a seedling supply device installed behind the body 1 through a chassis frame 17 and 18 is installed between the left and right rear wheels 8 to be planted and transmitted to the transmission case 9. A seedling planting device connected via a case (19), (20
a) (20b) is a soil covering ring which is a pair of left and right large-diameter and small-diameter pressure-reducing rollers for repressing the ridge surface (M), and the seedling mounting table (21) reciprocating left and right of the seedling supply device (16). A pot seedling (N) for one strain is taken out from the upper seedling tray (22) with a chopstick-shaped seedling take-out nail (23), and the taken pot seedling (N) is mulled by the seedling planting device (18). Cutter (2
4) A hopper with open-hole type seedling claw (2) that moves up and down in conjunction with
5), the pot seedlings (N) are planted (transplanted) at regular intervals on the ridge surface (M) of the machine body (1) by operating the steering handle (26). ,
The position of the planting streak is changed by adjusting the horizontal sliding of the body (1).

Further, (27) is a raising / lowering lever for operating the swing cylinder (14) to move the machine body (1) up and down, (28) is a planting clutch lever for turning on and off the planting clutch, and (29). Is a main transmission lever for shifting the traveling speed, (30) is a slide adjustment lever for adjusting the position of the body (1) in the left-right direction, and (31) is a switch for stopping the driving of the left and right rear wheels (8) to move the body (1). Left and right side clutch levers that perform turning operations.

[0007] As shown in FIGS. 4 to 7, the seedling removal claw (23) and the seedling mounting claw (25) are connected to one seedling mounting table (2).
The two seedling trays (2) are arranged side by side with a certain interval on the seedling tray (22) of 1), and are driven in phase to form one seedling tray (2).
From 2), two rows of seedlings are taken and two rows are planted at the same time. A single rotary case (33) and a crank arm are mounted on a left bracket (32) fixed to the chassis frame (17). (34) and the two seedling extraction claws (23) (2) via the two extraction arms (35) (35).
3) is supported symmetrically, and the transmission case (9) is interlockingly connected to the planting clutch case (3).
6), the output shaft (37) and the input shaft (38) of the left rotary case (33) are connected to each other via a chain (39). The seedling removal nails (23) and (23) are driven in the same phase to simultaneously extract two rows of pot seedlings (N) from one seedling tray (22).
Is moved downward to the transfer position.

The seedling-claw (25) is connected to the transmission case (9) by a single rotary case on the left output shaft (40) of the single transmission case (19) for interlocking the input shaft (19a). The right and left seedling planting claws (25) are attached symmetrically via the case (41), the crank arm (42) and the planting arm (43), and the rotary case (41) is rotated around the output shaft (40). The planting arm (4) is rotated along the lifting guide rail (43a) via the crank arm (42).
3) is moved up and down while swinging back and forth, and the planting claw (25) is moved up and down on an elliptical planting locus, and the two semi-conical claw members (25a) (25) divided openably and closably.
b) to form a planting claw (25). When the planting claw (25) rises during one rotation of the rotary case (41), the seedling (N) is received from the extraction claw (23) and planted. When the claw (25) is lowered, each claw body (25a) (25b)
Is opened back and forth to form an opening in the ridge surface (M), and the seedling (N) inside each claw body (25a) (25b) is dropped into the opening in the ridge surface (M). I have.

Further, the seedling mounting table (21) is fixed to a chassis frame (17) by right and left side frames (44).
A drive sprocket (48) supported between the guide rail (45) and the transverse drive shaft (46) between the guide rails (45) so as to be able to reciprocate left and right, and supported on the seedling mounting table (21) via the longitudinal feed drive shaft (47); Vertical feed pins (52) at predetermined intervals of a vertical feed chain (51) stretched between idle sprockets (50) supported via idle shafts (49) are hooked between the pot bottoms of the seedling tray (22). The vertical feed cam (53) of the vertical feed shaft (53) is
The seedling tray (22) is vertically fed by one pitch via a).

[0010] Incidentally, (54) is disposed between the seedling removal nail (23) and the seedling placement nail (25), and the seedling (N) released from the seedling removal nail (25) is transferred to the seedling placement nail (25). 25) This is a relay guide that guides the fall inside.

As shown in FIGS. 6 to 8, a pair of left and right camshafts (56), which are output shafts at the ends of a crank arm (34) fixed to the output shaft (55) of the rotary case (33), are provided. A claw opening / closing cam (57) for opening and closing the tip of the seedling extraction claw (23), and an intermediate portion of the seedling extraction arm (35) being swingably attached to a cam shaft (56). The opening / closing cam (57) has concave and convex cam surfaces (57a) for opening and closing the claws on both side surfaces, and a cylindrical elastic extruded body (58) on the outer side of the distal end side of the seedling extraction claw (23).
The cam (57) has a circumferential cam surface (57b) on the outer peripheral surface of the cam (57) for sliding the linear seedling pushing member (58) for loosely fitting the a).

The seedling take-out arm (35) has an L-shaped left and right swing fulcrum shaft (59) and a swing plate (60) at one end.
A guide groove (63) of an arm guide plate (62) for integrally supporting the seedling removal claw (23) through the through hole and integrally fixing the guide body (61) at the other end to the bracket (32).
When the output shaft (55) revolves around the rotary input shaft (38), the rear end side of the seedling take-out arm (35) is moved along the guide groove (63), and the tray is moved. (22) The take-out claw (23) is reciprocally oscillated between a seedling take-out position above and a seedling release position above the seedling-attached nail (25).

Further, a nail opening / closing screw body (64) is connected to the left and right rocking plates (60) to which the left and right seedling removal nails (23) are attached, respectively, so that the protrusion length can be adjusted. ) Are slid against the open / close cam surfaces (57a) on both sides of the cam (57) by the spring force of a tension spring (65) stretched between the left and right swing plates (60). Rocking plate (6
0) is pivoted about the fulcrum shaft (59) to open the tip end of the seedling removal nail (23).
The seedling (N) clamped at the tip is opened, and the rotor (66a) of the seedling pushing operation plate (66) for mounting the seedling pushing member (58) and the circumferential cam surface (57b) of the cam (57).
Extruded body (58a) of seedling pushing member (58) by cam action
Is pushed down to the tip of the nail (23) to release the seedling (N).

Two left and right take-out arms (35) and (35) for attaching two right and left seedling take-out claws (23) are attached to the cam shaft (56) of the single crank arm (34). The other ends of the take-out arms (35) and (35) are integrally connected by a rod (67), and a guide body (61) provided on the left end of the rod (67) is provided with the guide groove (63).
, And with the rotation of the single cam shaft (56) and the guide of the arm guide plate (62), the take-out arm (3
5) It is configured to operate (35).

As shown in FIGS. 6 and 9, two right and left seedling planting claws (25) are attached to a single planting arm (43), and each of the right and left claw bodies (25a) (25a).・ (25b)
(25b) the front and rear open / close rods (68) (6)
9) and a single planting arm (4
3) A bearing boss (71a) is provided on the pawl support plate (70) fixed to
The respective rods (68) (6) (6) are rotatably supported at the approximate centers of the rods (68) (69) through (71b).
The center of each swing plate (72) (73) fixed to 9) is connected to each other via an engaging roller (74). A push rod (77) having one end locked to the rocking plate (72) is attached to a planting cam (76) provided to be rotatable integrally with an arm shaft (75) in the base end of the planting arm (43). ) The other end is abutted and connected, and when the crank arm (42) makes one rotation, the rod (77) is advanced by the cam (76) to open and close the lower portions of the pawl bodies (25a) (25b). The pawl body (25) is formed by a spring (78) between the rocking plates (72) and (73).
a) (25b) Closing the lower part, opening and closing rods (68) (6)
Two seedlings (25) for two rows are arranged via 9), and these seedlings (25) are simultaneously opened and closed with a single push rod (77). .

Thus, a fixed planting interval (T) is provided on both left and right sides of a single planting drive member (78) composed of a single planting arm (43) and a push rod (77). Since it has two seedling-planting claws (25) and (25) for two-rows, it is possible to reduce the weight and to reduce the cost by making the configuration compact, and to simultaneously transplant two-rows. The work efficiency can be greatly improved by performing the work, and the efficiency of the management and adjustment work as the post-processing work can be improved by aligning the left and right planting strips neatly.

FIG. 10 shows two seedling planting claws (2) on one left and right sides of a single planting drive member (78).
5) This is an example of a configuration in which the (25) is provided. The opening and closing rods (68) and (69) extend to the left and right one side from the bearing bosses (71a) and (71b) of the claw support plate (70). Two right and left seedling planting claws (2
5) With the (25) fixedly supported, the two planting claws (2) are formed by a single planting drive member (78) as in the previous embodiment.
5) (25) is simultaneously driven to improve work efficiency and reduce the size of the configuration.

Further, as shown in FIG. 8, an elastic extruded body (58a) loosely fitted to the tip end of the seedling removal claw (23).
When the seedlings (N) are released, the seedlings (N) are reliably pushed downward by the flat lower surface, and also act as a scraper for scraping off the soil attached to the claws (23) when the seedlings (N) are pushed out. In addition, it is possible to prevent inconvenience such as accumulation of soil on the nail (23) and to always perform good seedling collection to improve seedling collection accuracy.

[0019]

As is apparent from the above embodiments, according to the present invention, the seedlings (N) taken out from the seedling tray (22) of the seedling mounting table (21) are cultivated in the field by means of the claw (25) with the open-type seedling. In a vegetable transplanter that is to be planted in a plurality of seedlings (N)
A single planting drive member (78) is provided with a plurality of seedling planting claws (25) that can be opened and closed freely, and a plurality of seedling planting claws (25) are planted by a single planting drive member (78). ) At the same time, for example, a set of planting arms (4
3) and a plurality of seedling planting claws (2) by a single planting drive member (78) comprising a push rod (77) and the like.
5) The planting operation can be performed to perform a plurality of simultaneous planting operations to improve work efficiency, to simplify and reduce the weight and to reduce the manufacturing cost, and to reduce the number of two or more plants. It is possible to improve the efficiency of management and adjustment work as post-processing work by aligning the planting strips neatly.

Further, two seedling-planting claws (25) for two rows are arranged on one side of the single planting drive member (78) or on both left and right sides of the planting drive member (78). Therefore, a two-row seedling planting claw (25), which is compactly equipped on a single planting drive member (78), enables two-row simultaneous and efficient planting work. .

[Brief description of the drawings]

FIG. 1 is an overall side view of a transplanter.

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

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

FIG. 4 is an explanatory plan view of a transplant portion.

FIG. 5 is an explanatory side view of the transplantation part.

FIG. 6 is an explanatory side view of a seedling removal nail and a seedling-attached nail.

FIG. 7 is an explanatory plan view of a two-row seedling removal claw portion.

FIG. 8 is an explanatory diagram of a seedling removal nail.

FIG. 9 is an explanatory plan view of a double-row seedling-attached claw portion.

FIG. 10 is an explanatory plan view of another two-row seedling-claw portion.

[Explanation of symbols]

 (21) Seedling stand (22) Seedling tray (25) Seedling planting claw (78) Planting drive member (N) Seedling

Claims (2)

[Claims] 1. A vegetable transplanting machine in which seedlings taken out from a seedling tray of a seedling mounting table are planted in a field by means of an open-type seedling-planting nail. A vegetable transplanter characterized in that a single planting drive member is provided so as to be openable and closable so that a single planting drive member simultaneously drives a plurality of seedling planting claws. 2. The vegetable transplant according to claim 1, wherein two seedling-planting claws for two-row are arranged on one left and right side of a single planting drive member or on both left and right sides of the planting drive member. Machine.