JP2000069806A - Seedling machine - Google Patents

Abstract

(57) [Summary] (Modifications required) [Problem] For a seedling plant equipped with a seedling supply device for supplying seedlings supplied manually to a seedling planting device, vegetable transplantation capable of planting a plurality of rows in a ridge Offer machine. A seedling supply device (4) is provided for each of a plurality of seedling planting devices (5) by a conveyor belt (110) on which a plurality of seedling supply cups (40) are arranged. The conveyor belt rotates by engaging with the seedling supply cup of the turntable 41 that is intermittently driven by a predetermined angle, and the seedlings are manually supplied from one side or both sides of the machine body. Further, the present invention is characterized in that the rotation angle at which the turntable and the conveyor belt rotate intermittently can be changed and adjusted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling transplanter provided with a seedling supply device for supplying seedlings supplied manually to a seedling planting device.

[0002]

2. Description of the Related Art As a transplanter for vegetable seedlings, for example, a pottable seedling of vegetables is manually supplied to a turntable type seedling supply device, and the seedling supply device transfers the seedlings one by one to a seedling planting device at a predetermined position. There is a vegetable seedling plant that is supplied and configured so that the seedling planting plant the seedlings on the ground. Conventionally, a vegetable transplanter of this type employs a seedling supply device, in which a worker walks on one of the right and left sides of the machine in accordance with the progress of the machine, while placing the seedlings on a seedling table provided near the seedling supply device. Was to be replenished.

[0003]

The above-mentioned conventional vegetable transplanter has a so-called single-row planting configuration, but there are many fields where two to four rows are planted and cultivated in ridges. In this case, it is conceivable to arrange a plurality of sets of the seedling planting device and the seedling supply device in the vegetable transplanting machine in the lateral direction of the machine body. However, by arranging a plurality of sets of seedling planting apparatuses and seedling supply apparatuses in the lateral direction of the fuselage, seedlings can be supplied to the seedling supply apparatus on the side closer to one side of the fuselage, but the seedling supply apparatus on the distant side can be supplied. Seedling supply could not be performed,
Further, if the number of the seedlings is three or more, seedlings cannot be supplied to the central seedling supply device even from both right and left sides of the body.

[0004]

According to the present invention, there is provided a seedling supply device for supplying seedlings to each of a plurality of seedling planting apparatuses. Is constituted by a turntable 41 on which a plurality of seedling supply cups 40 are arranged on a circumference and a conveyor belt 110 on which a plurality of seedling supply cups 40 '... which rotate in synchronization with the rotation of the turntable 41 are arranged. According to the second aspect of the present invention, the conveyor belt 110 rotates by engaging with the seedling supply cups 40 of the turntable 41 which is intermittently driven by a predetermined angle. According to a third aspect of the present invention, there is provided a seedling transplanter according to the third aspect, wherein seedlings are supplied to each of the plurality of seedling planting apparatuses 5 by a seedling supply apparatus 4 for manually supplying seedlings from one side of the machine body. Claim 1 to supply
According to a fourth aspect of the present invention, there is provided a seedling supplying apparatus 4 for manually supplying seedlings from both sides of an airframe to supply seedlings to a plurality of seedling planting apparatuses 5. The invention according to claim 5 is characterized in that a plurality of seedling supply cups 40 are arranged on the circumference of the left and right turntables 41, 41 and the left and right turntables 41. A seedling for supplying seedlings to each of the plurality of seedling planting devices 5 by the seedling supply device 4 constituted by the conveyor belt 110 provided with a plurality of seedling supply cups 40 'provided over the 41. The invention according to claim 6, wherein the turntable 41 and the conveyor belt 1
The seedling transplanter according to claim 1 or claim 5, wherein the rotation angle of the intermittent rotation is changed and adjusted freely.

[0005]

According to the first aspect of the present invention, a plurality of seedling supply cups 40 are arranged on the circumference of the seedling supply device 4 for supplying seedlings to each of the plurality of seedling planting devices 5,5. Since it is composed of the turntable 41 and the conveyor belt 110 on which a plurality of seedling supply cups 40 ′... Which rotate in synchronization with the rotation of the turntable 41 are arranged, the worker puts the seedlings on the seedling supply device 4. When replenished, the seedling supply device 4 supplies the seedlings to each of the plurality of seedling planting devices 5 so that a plurality of seedlings can be planted on the ridge. Therefore, transplantation of a plurality of seedlings can be easily performed, and the problem of the conventional example can be solved.

According to a second aspect of the present invention, a seedling supply cup 40 of a turntable 41 that is intermittently driven by a predetermined angle.
, And the conveyor belt 110 rotates, so that the seedling supply cups 40 of the turntable 41 are connected.
Can also be used as a driving member, the conveyer belt 110 can be driven intermittently in synchronization with the turntable 41 with a simple configuration, and a light weight and simple configuration of a seedling plant can be obtained. In addition, because of the lightweight configuration, the maneuverability and turning work of the aircraft are facilitated and workability is good.

According to the third aspect of the present invention, the seedling is supplied to each of the plurality of seedling planting apparatuses 5, 5 by the seedling supply apparatus 4 for manually supplying the seedlings from one side of the body. When a worker replenishes seedlings to the seedling supply device 4 from one side of the machine body, the seedlings are supplied to each of the plurality of seedling planting devices 5 by the seedling supply device 4. Can be planted.
Therefore, the transplanting work of a plurality of seedlings can be performed by one person, and the working efficiency is very good.

According to a fourth aspect of the present invention, the seedlings are supplied to each of the plurality of seedling planting devices 5 by the seedling supply device 4 for manually replenishing the seedlings from both sides of the body. Since the machine is a machine, when two workers are used, seedling replenishment can be performed from both sides of the machine, so that the forward speed of the machine can be increased, and work efficiency can be improved. The invention according to claim 5 is characterized in that a plurality of seedling supply cups 40 are provided so as to extend over the left and right turntables 41, 41 and 41 disposed on the circumference. Are arranged in a seedling supply device 4 constituted by a conveyor belt 110 on which a plurality of seedling planting devices 5 are arranged.
Is a seedling planter for supplying seedlings to each of the plurality of seedling supplying devices 4 for supplying seedlings to each of the plurality of seedling planting devices 5.
Can be simplified, and a lightweight and compact seedling planter can be obtained. Therefore, since it is a light and compact seedling transplanter, the maneuverability of the fuselage and the turning operation of the fuselage become easy, and the seedling planting operation can be performed efficiently and easily.

According to a sixth aspect of the present invention, there is provided the turntable
The seedling planter according to claim 1 or 5, wherein the rotation angle at which the conveyor belt 110 intermittently rotates can be changed and adjusted, so that one person can work by changing and adjusting the rotation angle. Alternatively, a suitable seedling planting operation can be performed in response to a change in the operation state such as a two-person operation.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As an embodiment of the present invention, a vegetable transplanter, which is an example of a seedling plant, will be described in detail with reference to the drawings. This vegetable transplanting machine 1 is configured such that a traveling part 1a having traveling wheels 2, 2, 3, 3 advances the machine body in a state of straddling a ridge U, while the seedling supply device 4, left and right seedling planting devices 5.5, etc. The planting section 1b is configured to plant a vegetable seedling on the upper surface of the ridge U. The operator appropriately steers the fuselage with the steering handle 6 provided at the rear of the fuselage, and supplies seedlings to the seedling supply device 4 while walking sideways of the fuselage during the planting operation. Hereinafter, the configuration of each unit will be described.

The traveling section 1a includes a traveling section transmission case 7
The engine 9 is arranged at the front of the vehicle. A hydraulic pump 10 driven by the power of the engine 9 is provided on the left side of the engine 9.
Is provided. Further, a fuel tank 11 and the like are provided above the engine 9, and a bonnet 12 covers an upper portion thereof. A left and right long connecting frame 13 of a rectangular shape in a side view is integrally provided on a rear portion of the traveling portion transmission case 7, and a front end of a main frame 14 for connecting the traveling portion 1 a and the steering handle 6 to a right end of the rear side of the connecting frame. Are fixedly connected. The main frame 14 extends rearward, curves obliquely upward in the middle, and extends as it is to the rear position of the planting portion 1b. The steering handle 6 is fixedly attached to the rear end.

A traveling transmission case 16/1 is attached to a rotating cylindrical portion 15/15 projecting from the left and right side surfaces of the traveling section transmission case 7.
6 are integrally mounted, and rear wheels 2.2, which are driving wheels, are pivotally supported at the distal end of the traveling transmission case. Front wheel support rods 18 are attached to the left and right ends of a front wheel support frame 17 which is provided below the engine 9 so as to be swingable about a pivot shaft 17a in the front-rear direction. The front wheels 3.3, which are driven traveling wheels, are pivotally supported at the lower end.

The traveling section 1a is provided with a body control mechanism for controlling the position of the body by vertically moving the rear wheels 2 with respect to the body. The airframe control mechanism is provided with an elevating cylinder 21 provided rearward from a hydraulic valve unit 20 disposed on the traveling unit transmission case 7, and a balance rod 22 is provided at a tip end of a piston rod of the cylinder around a vertical axis. Is mounted to be rotatable. The front and rear ends of the piston rod slide along a guide shaft 24 supported by the hydraulic valve unit 20 and an attachment member 23 attached to the main frame 14. The left and right ends of the balance rod 22 and the swing arms 25 fixed to the rotary cylinders 15 are connected via connecting rods 26. The left connecting rod 26 has a rolling cylinder 27 incorporated therein, and its length can be changed by expanding and contracting the cylinder.

The lifting cylinder 21 and the rolling cylinder 27 are operated by controlling a hydraulic oil supplied from the hydraulic pump 10 by a control valve (not shown) in the hydraulic valve unit 20. When the elevating cylinder 21 is extended and retracted, the left and right rear wheels 2 move up and down by the same amount in the same direction with respect to the body, and the body is moved up and down. When the rolling cylinder 27 is extended and retracted, the left and right rear wheels 2 move up and down by the same amount in the opposite direction with respect to the body, and the body is inclined right and left.

The planting portion 1b has a lower portion of a planting portion transmission case 30 that is transmitted from the traveling portion transmission case 7 fixed to the upper surface of the connecting frame 13, and a left and right first portion is mounted on the upper portion of the planting portion transmission case 30. Planting transmission case 31
The left and right first planted transmission cases 31 are fixed to the distal ends of the left and right first planted transmission cases 31.
Is fixed. The left and right first planting transmission cases 31, 31 and the left and right planting transmission cases 32, 32 are connected to respective operating mechanisms of left and right seedling planting apparatuses 5, 5 described later. Left and right seedling planting equipment 5.5
Reference numerals 60 are arranged side by side in the left-right direction behind the traveling section 1a. Also, the left and right seedling planting tools 60, 60 are attached to the upper frame 34 having the base fixed to the planting section mission case 30.
Seedling supply device 4 and seedling mounting table 56 to be positioned above
Is attached.

As shown in FIG. 3, the input shaft 30a of the planting section transmission case 30 projects forward from the lower end of the case.
By being inserted into the take-out part 7a, it is operatively connected to a shaft on the traveling part side in the PTO take-out part. Also,
The planting section transmission case 30 is connected to the connection frame 13.
Are removably mounted on bolts 35. For this reason, the bolts 35 are removed, and the PTO extraction portion 7a is removed.
By pulling out the input shaft 31a from, the planting section 1b can be removed together with the traveling section 1a, and maintenance of the planting section 1b can be easily performed.

In a side view, the planting portion transmission case 30 is provided rearward and upward from the connecting frame 13, and the first left and right planting transmission cases 31 and 31 are provided rearward and downward from the upper end of the planting portion transmission case 30. The left and right second planted transmission cases 32, 32 are provided horizontally from the lower ends of the left and right first planted transmission cases 31, 31, respectively. With this configuration, a space for the balance rod 22 to move below the second planting transmission case 32 is secured without making the longitudinal length of the body longer than necessary.

The seedling supply device 4 includes four seedling supply cups 40.
Are arranged on the circumference at equal intervals.
And at intervals in the left-right direction,
Nine seedling supply cups 40 ′ that are wound around the outer circumference of two turntables 41 and rotate (circle) on the same plane.
Are arranged at equal intervals. Each of the turntables 41 is attached to a support plate 42 fixed to the upper frame 34 by a central shaft 43.
Is provided so as to be rotatable around the fulcrum. A ratchet wheel 45 is attached to the central shaft 43, and a ratchet pawl 46 urged in a direction to mesh with the teeth of the ratchet wheel is attached to a ratchet arm 47 rotatably fitted to the central shaft 43. Ratchet arm 47
The seedling supply drive arm 49, which operates integrally with the front link support arm 67B described later, is connected via a seedling supply drive rod 50, and the seedling supply drive arm 49 swings to turn the turntable 41. The seedling supply cups 40 rotate intermittently at intervals of an attachment interval (angle A) in synchronization with the operation of the planting device 56.

Each seedling supply cup 40 of the turntable 41
At the bottom of the part where the seedling supply cups 40 ', which have moved, are located, shutters 52, which can be opened and closed, are attached. A C-shaped shutter closing rod 53 whose front side is slightly cut off to the left in plan view is provided so as to be in contact with the shutter 52 located at the bottom of the seedling supply cups 40. The seedling supply cup 40 or the shutter 52 of the seedling supply cup 40 'stopped at the seedling supply position PP corresponding to the cut portion is opened by its own weight or the weight of the seedling, but the other seedling supply cups 40 ... 40' ...
Are closed by the shutter closing rod 53. As an actual operation state, the shutter 52 continuously passes through the cut portion of the shutter closing bar 53, but only the shutter that has stopped at the cut portion of the shutter closing bar 53 opens and stops. The shutter 52, which passes at a rapid rotation without passing through, passes without closing it without opening. That is, only the shutter 52 below the seedling supply cup 40 of the turntable 41 stops at the seedling supply position P due to the rotation of the angle A by the rotation of the left turntable 41. Only the plant falls into the seedling tool 60 of the seedling plant 5. On the other hand, the right turntable 41 rotates the conveyor belt 110 by the rotation of the angle A.
Because only the lower shutter 52 of the seedling supply cup 40 'stops at the seedling supply position P', the conveyor belt 110
Only the seedlings in the seedling supply cup 40 ′ fall into the seedling planting tool 60 of the seedling planting apparatus 5.

On the other hand, the conveyor belt 110 has nine seedling supply cups 40 '... Fixed by the rivets 111 as described above. Each of the seedling supply cups 40 ′ is provided with left and right engagement protrusions 112 so as to engage between the seedling supply cups 40 and 40 of the turntable 41. ,
Each seedling supply cup 40 'is engaged with the seedling supply cup 40 of the turntable 41 and intermittently rotates (circulates) by an angle A.
It is configured to be.

Reference numeral 113 denotes a flat plate fixed to the upper frame 34, which is provided so as to be in sliding contact with the bottom of each of the rotating (circular) seedling supply cups 40 '. 41 are guided so that the seedlings placed in the seedling supply cups 40 '. At the front side of the seedling supply device 4, a seedling mounting table 56 attached to mounting rods 56a projecting forward from the upper frame 34 is provided, on which one seedling raising tray is mounted. Note that the seedling mounting table 56 may be configured on a shelf so that a plurality of seedling raising trays can be mounted as necessary, or may be provided at a plurality of locations.

The worker replenishes each seedling supply cup 40... 40 ′ with each pot seedling on the seedling raising tray mounted on the seedling mounting table 56 while walking in the ridge on the left side of the machine body during the planting operation. When the seedling supply cup 40 containing the seedlings moves to the seedling supply position P by the rotation of the left turntable 41, the shutter 52 opens and the seedlings fall into the seedling planting tool 60 of the left seedling planting device 5. When the seedling supply cup 40 ′ containing the seedlings moves to the seedling supply position P ′ due to the rotation of the conveyor belt 110, the shutter 52 opens and the seedlings fall into the seedling planting tool 60 of the right seedling planting device 5. .

The rear part of the rear wheel 2 on the left side and left side of the seedling supply device 4 is a space for an operator to perform a seedling supply operation while walking in accordance with the progress of the machine. When a worker performs a seedling replenishment operation while walking in this space, a pressure reducing wheel 80, 8 described later is formed through a gap between the seedling supply device 4 and the steering handle 6.
Since the ridge surface between 0 is visible, the seedling replenishment operation can be performed while monitoring the planting status of the seedlings. The seedling planting apparatus 5 includes a cup-shaped seedling planting tool 60 having a sharp lower end. This seedling attachment 6
Reference numeral 0 denotes a front member 60a and a rear member 60b, and a front member rotating shaft 61 located behind the seedling attachment 60.
A front member mounting arm 62A rotatably supported by A
A front member 60a is integrally attached to 62A, and a rear member 60b is mounted on rear member mounting arms 62B and 62B rotatably supported by a rear member rotation shaft 61B located in front of the seedling instilling tool 60. They are attached together. Therefore, both members 60a and 60b are pivoted on the pivots 61A and 61B.
When pivots, the lower part of the seedling attachment 60 opens and closes. The front member 60a and the rear member 60b rotate in conjunction with each other by the interlocking pin 63 which is loosely fitted in the elongated hole formed in the front member mounting arm 62A and the rear member mounting arm 62B. A front member 60a is provided between a leg 62aA of the front member mounting arm 62A and a leg 62aB of the rear member mounting arm 62B.
And a spring 6 for urging the rear member 60b toward the closing side.
4 is stretched. The seedling attachment 60 performs a predetermined operation by the following operation mechanism.

A rear link support arm 67A is rotatably attached to a support portion 33a projecting upward from the second planting transmission case 32, and a rear end of a rear link 68A having a base pivotally attached to the support arm 67A. The front member rotating shaft 61A is connected. A rear link drive arm 6 provided at the rear end of the second planted transmission case 32 is provided at an intermediate portion of the rear link 68A.
9A is connected. A front link support arm 67B is rotatably attached to the planting section transmission case 30, and a front link 68 having a base pivotally attached to the support arm.
A rear member rotation shaft 61B is connected to the rear end of B. A front link drive arm 69B provided at the rear end of the first planted transmission case 31 is connected to an intermediate portion of the front link 68B. When both drive arms 69A and 69B are driven and rotated,
The rear link 68A and the front link 68B swing up and down while changing the position of the base part back and forth, and the seedling attachment 60 moves up and down while maintaining a constant posture.

An opening / closing arm 71 is provided at the base of the rear link 68A.
Is rotatably mounted, and the front end of the opening / closing arm 71 and the front member mounting arm 62A are connected by an opening / closing rod 72. An opening / closing cam 73 that rotates integrally with the rear link drive arm 69A is attached to an intermediate portion of the rear link 68A. A roller 74 as a cam follower for the opening / closing cam is provided on the opening / closing arm 71. The opening / closing cam 73 is engaged with the roller 74 during the process of raising the seedling attachment 60 from a position near the bottom dead center. When the opening / closing cam 73 is engaged with the roller 74, the opening / closing rod 72 is pulled, the front member 60a and the rear member 60b rotate in conjunction with each other, and the seedling attaching tool 60 is opened. When the opening / closing cam 73 is not engaged with the roller 74, the seedling attachment 60 is closed by the tension of the spring 64.

When the seedling attachment 60 is at the top dead center, the seedling supply device 4 drops and supplies the seedlings. The supplied seedlings are guided into the seedling plant through a tubular seedling guide 76 attached to the front member rotating shaft 61A and the rear member rotating shaft 61B. The seedling-planting tool 60 holding the seedlings descends, and at the bottom dead center, the lower part of the seedling-planting tool 60 pierces the topsoil portion of the ridge to form a hole for seedling transplantation. Almost simultaneously with this, the seedling attaching tool 60 is opened, and the held seedling is opened into the seedling transplanting hole. The seedling attachment 60 rises as it is, and when it rises to near the top dead center, the seedling attachment 60 closes.

The left second planting transmission case 32 is located on the left side of the seedling plant 5. A cover 76 is attached to the left second planting transmission case 32 and covers the seedling planting tool 60 from the left to the rear. The left second planting transmission case 32 and the cover 76 prevent the worker from interfering with the seedling planting device 5 during the seedling replenishment operation.

Behind the left and right seedling planting positions, a pair of left and right pressure-reducing wheels 80, 80 are provided. This crushing wheel 80
80 is attached diagonally so that the lower part is closer to each other, and is urged downward by a spring 81 loosely fitted to a rod 92 described later, and rolls on the ridge surface as the body advances. After the seedlings are planted, the soil around the seedling transplanting holes is collapsed to refill the holes, and the traces are lightly crushed.

The pressure-reducing wheel frame 82 to which the pressure-reducing wheels 80 are attached is supported by a planting depth adjusting guide frame 83 so as to be rotatable up and down. A guide groove 84 having a plurality of engaging portions 84a is formed in the planting depth adjusting guide frame 83, and a planting depth adjusting lever 85 integrated with the pressure-reducing wheel frame 82 is slidable in this guide groove. Is fitted. The planting depth adjusting lever 85 is connected to the engaging portion 84a of the guide groove 84.
, The compression wheel frame 82 is fixed so as not to rotate. Therefore, by operating the planting depth adjusting lever 85, the mounting height of the pressure reduction wheels 80 can be set in a plurality of stages. Thereby, the planting depth of the seedlings is adjusted stepwise.

The planting depth adjustment guide frame 83 is
Support frame 86 fixed to the front and rear intermediate portion of main frame 14
It is attached to the rear end of a swing frame 87 that is swingably supported vertically. Squeezing wheel 8 according to the roughness of the ridge
When 0.80 moves up and down with respect to the airframe, the swing of the pressurizing wheel frame 81 due to the vertical movement of the pressurizing wheel is transmitted to the lifting hydraulic valve in the hydraulic valve unit 20 via the interlocking mechanism 88, and the swing frame The elevating cylinder 21 is operated in the direction in which the angle of 87 returns to the original position. This controls the vertical movement of the fuselage so that the height from the upper surface of the ridge to the fuselage is kept constant.

Further, a pressure-reducing wheel fixing lever 90 is rotatably provided at the rear portion of the main frame 14, and the lower end of the lever 9 is pivotally connected to the long hole 91a of the arm 91 integrated with the lever.
The upper end of a rod 92 connected to 7 is pinned. The presser ring fixing lever 90 is engaged with the locking portion 93 of the guide groove 93.
When locked at a, the pressure-reducing wheels 80 are fixed at a fixed height with respect to the fuselage, and the elevation control does not function. In order to prevent the crushing wheels 80 from moving when the seedling planting apparatus 5 is operated while the machine body is raised to the non-working position, or to prevent the crushing wheels 80 from moving during transportation, the crushing wheels 80 are fixed by the above-described method.

The rolling hydraulic valve in the hydraulic valve unit 20 is switched in response to the movement of the pendulum 95 for detecting the left and right inclination, and when the body is inclined left and right, the rolling cylinder 27 is operated appropriately. Control the aircraft to return to the left and right horizontal. The steering handle 6 has a substantially U-shape in plan view with both ends extending rearward, and grips 6a are attached to both ends. When turning or traveling on the road, the operator grips the grips 6a and steers.

Below the grips 6a, side clutch levers 100 are provided. An operation panel 101 is provided at the base of the steering handle 6.
On the operation panel, a planting raising / lowering lever 102 for performing an on / off operation of a planting clutch transmitted to the seedling supplying device 4 and the seedling planting device 5 and an elevating operation of the machine body, and a main clutch for performing an on / off operation of the main clutch A lever 103 and the like are provided.
Reference numeral 104 in the figure denotes an inter-strain adjusting lever for adjusting the planting interval of seedlings.

Further, a handle 106 fixed to the steering handle 6 is provided at the rear side of the seedling supply device 4, and an auxiliary main clutch lever 107 is attached to the handle 106. If
By stopping the auxiliary main clutch lever 107, the operation can be stopped at the same position. Here, the case of planting four rows of seedlings in the ridge U will be described. At the time of planting work in the outward step, the left and right front wheels 3.3 and the left and right rear wheels 2.2 are advanced along the ridge groove and the aircraft is advanced. While walking in the space on one side of the machine body (the ridge on the rear side of the left rear wheel 2), the worker removes the seedlings from the seedling raising tray placed on the seedling mounting table 56 to each seedling on the turntable 41 and the conveyor belt 110. Supply cup 40 ...
Supply to 40 '... Then, when each of the seedling supply cups 40... 40 ′ containing the seedlings is moved to the seedling supply positions P and P ′ by the rotation of the turntable 41 and the conveyor belt 110, the shutter 52 opens and the seedlings are moved to the left and right seedling planting apparatuses 5.・
5 falls into each seedling attachment 60. Then, after each seedling mounting tool 60 has planted the seedling on the ridge, the pair of right and left pressure reduction wheels 80, 80 lightly suppress the left and right sides of the seedling. Then, as shown by the solid line picture of the seedling in FIG. Then, after planting to the end of the ridge U, the machine body is turned and the planting operation in the return process is performed on the same ridge U in the same manner as the planting operation in the forward process. Then, as shown in the dotted line picture of the seedling in FIG.

Accordingly, four rows of seedlings can be planted by reciprocal planting of the ridges U. Then, when one worker supplies seedlings to the seedling supply device 4 including the turntable 41 and the conveyor belt 110 from the space on the left side of the machine body, the seedling supply device 4 causes the plurality of seedling planting devices 5.5. Are supplied with the seedlings, and a plurality of seedlings can be planted on the ridges.
Further, at a position close to the space, which is one side of the body, the seedling supply cups 40... 40 ′ of the turntable 41 and the conveyor belt 110 move side by side near the space. Turntable 41 from one side
And seedling supply cup 40 on both conveyor belt 110 ...
The seedlings can be replenished in a comfortable position at 40 ', and are safe and work efficiency is good.

Next, a four-row vegetable transplanter 1 will be described as a second embodiment with reference to FIG. The four-row vegetable transplanter 1 includes a traveling section 1a, a connecting frame 13,
The body structure of the main frame 14, the steering handle 6, and the like is the same as that of the first embodiment, and the planting portion 1b has a four-row planting structure.

That is, the bases of the four first planting transmission cases 31, 31, 31, 31 are secured to the upper part of the planting section transmission case 30 secured to the upper surface of the connecting frame 13,
Further, the bases of the planting transmission cases 32, 32, 32, 32 are fixed to the respective leading end portions of the first planting transmission cases 31. Each of the first planting transmission case 31 and the planting transmission case 32 has the same seedling planting apparatus 5.5 as that of the first embodiment.
Each of the 5.5 operating mechanisms is connected. The seedling supply device 4 and the seedling mounting table 56 are mounted so as to be located above the respective seedling attachments 60 of the respective seedling planting devices 5.

The seedling supply device 4 includes four seedling supply cups 40.
Are arranged on the circumference at equal intervals.
And at intervals in the left-right direction,
Twelve seedling supply cups 4 that are wound around the outer circumference of two turntables 41 and rotate (circulate) on the same plane
A conveyor belt 110 in which 0 '... Are arranged at equal intervals is provided. And each of these turntables 41.4
1 and the conveyor belt 110 are driven in the same manner as in the first embodiment, and rotate intermittently by an angle A.

Each seedling supply cup 40 of the turntable 41
The shutter 52 that can be opened and closed is provided at the bottom of the part where.
Is attached. The C-shaped shutter closing rod 53 whose front side is slightly cut off to the left in plan view is the seedling supply cup 4.
0. The seedling supply position P1 · 0 corresponds to the cut portion of the shutter closing rod 53.
The shutter 52 of the seedling supply cup 40 located at P4 opens by its own weight or the weight of the seedling, but the other seedling supply cups 4
The shutters 52 are closed by the shutter closing rod 53.

On the other hand, as described above, the conveyor belt 110 includes the twelve seedling supply cups 40 '.
It is fixed at. Each of the seedling supply cups 40 ′ is provided with left and right engagement projections 112, 112 to be engaged between the seedling supply cups 40, 40 of the turntable 41. ,
Each seedling supply cup 40 'is engaged with the seedling supply cup 40 of the turntable 41 and intermittently rotates (circulates) by an angle A.
It is configured to be.

Then, the flat plate 113 fixed to the upper frame 34 rotates (circulates) each seedling supply cup 40 '.
Are provided so as to be in sliding contact with the bottom of the seedling supply cups 40 'which have come off from the left and right turntables 41, 41 ...
A hole for seedling dropping is provided at a portion where the bottom of the seedling supply cup 40 'located at the seedling supply positions P2 and P3 is located, while guiding the seedlings put in the container so as not to fall. At the seedling supply positions P2 and P3, the seedlings in the seedling supply cups 40 '... Fall and are supplied to the seedling attachments 60.

The upper frame 3 is provided in front of the seedling supply device 4.
Left and right seedling mounting tables 56, 56 are attached to mounting rods 56a, 56a projecting forward from 4 and one seedling raising tray is mounted thereon. Note that the seedling mounting table 56 may be configured on a shelf so that a plurality of seedling raising trays can be mounted as needed. In addition, a pair of left and right pressure-reducing wheels 80 are provided behind each seedling planting position.

Here, the planting operation for planting seedlings in the ridge U will be described. The left and right front wheels 3.3 and the left and right rear wheels 2.2 are moved along the ridge groove, and two workers move the machine. While walking on both sides (ridges at the rear of the left and right rear wheels 2), the seedlings on the seedling raising tray placed on the seedling mounting table 56 are fed to the turntable 41 and the seedling supply cups 4 of the conveyor belt 110.
Supply 0 ... 40 '... Then, the left turntable 41 in which the left worker puts the seedlings and the conveyor belt 11
The seedling supply cup 40 ... and the seedling supply cup 4 by rotation of 0
Move to the seedling supply positions P1 and P2, the seedlings fall into the seedling tools 60 of the seedling plant 5.5. Then, after each seedling mounting tool 60 has planted the seedling on the ridge, the pair of right and left pressure reduction wheels 80, 80 lightly suppress the left and right sides of the seedling. Also, the right turntable 41 in which the right worker puts the seedlings and the conveyor belt 110
Seedling supply cup 40 ... and seedling supply cup 40 'by rotation of
Move to the seedling supply positions P4 and P3, the seedlings fall into the seedling implants 60 of the seedling planting apparatus 5.5. Then, after each seedling mounting tool 60 has planted the seedling on the ridge, the pair of right and left pressure reduction wheels 80, 80 lightly suppress the left and right sides of the seedling. In this manner, four rows of seedlings are planted on the ridge U, as shown in the solid line picture of the seedling in FIG.

Finally, a third embodiment will be described with reference to FIG. This vegetable transplanter 1 is different from the first embodiment in the configuration of the seedling supply device 4, and the other configurations are the same as those in the first embodiment. That is, the seedling supply device 4 is a turntable 4 in which four seedling supply cups 40 are arranged at equal intervals on the circumference.
1 are slightly shifted back and forth and are arranged at an interval in the left-right direction.
1 that is wound around the outer circumference of a circle and rotates (circulates) on the same plane
There is provided a conveyor belt 110 in which zero seedling supply cups 40 'are arranged at equal intervals. The driving of the turntables 41 and the conveyor belt 110 is the same as that of the first embodiment,
9 is switched by the operation lever 120 so as to be approximately twice as long as the first embodiment. That is, when the operation lever 120 is operated forward, the length of the seedling supply drive arm 49 becomes the same as that of the first embodiment, and each seedling supply cup 40... 40 ′ intermittently rotates by an angle A. When the operating lever 120 is operated backward, the length of the seedling supply drive arm 49 is about twice as long as that of the first embodiment, and each seedling supply cup 40... 40 ′ is half the angle A (A / 2). ) It is configured to rotate intermittently.

Each seedling supply cup 40 of the turntable 41
At the bottom of the part where the seedling supply cups 40 ', which have moved, are located, shutters 52, which can be opened and closed, are attached. C-shaped shutter closing rod 5 partially cut in plan view
3 are provided so as to be in contact with the shutters 52 located at the bottom of the seedling supply cups 40... 40 ′.
Seedling supply cup 40 or seedling supply cup 4 stopped at P '
The 0 'shutter 52 opens with its own weight or the weight of the seedling,
The shutter 52 of the other seedling supply cups 40... 40 ′.
Are closed by the shutter closing rod 53. As an actual operation state, the shutter 52 continuously passes through the cut portion of the shutter closing bar 53, but only the shutter that has stopped at the cut portion of the shutter closing bar 53 opens and stops. The shutter 52, which passes at a rapid rotation without passing through, passes without closing it without opening.

On the other hand, the conveyor belt 110 has ten seedling supply cups 40 '.
It is fixed at. Each of the seedling supply cups 40 ′ is provided with left and right engagement projections 112, 112 to be engaged between the seedling supply cups 40, 40 of the turntable 41. ,
Each of the seedling supply cups 40 ′ is engaged with the seedling supply cup 40 of the turntable 41 and intermittently rotates (circulates).

Reference numeral 113 denotes a flat plate fixed to the upper frame 34, which is provided so as to be in sliding contact with the bottom of each of the rotating (circulating) seedling supply cups 40 '. 41 are guided so that the seedlings placed in the seedling supply cups 40 '. Also, two seedling mounting tables 56 are provided, and a pair of right and left crushing wheels 80, 80 are provided behind the left and right seedling planting positions, respectively. Here, the case of planting four seedlings on the ridge U by one person will be described. First, the operating lever 120 is operated forward to allow each seedling supply cup 40.
Are rotated intermittently by the angle A. Then, at the time of planting work in the forward process, the left and right front wheels 3 and 3 and the left and right rear wheels 2 and 2 are moved along the ridges to advance the machine body, and the operator is behind the left rear wheel 2 which is one side of the machine body. While walking along the furrows, the seedlings on the seedling raising tray placed on the seedling mounting table 56 are placed on the seedling supply cups 4 of the turntable 41 and the conveyor belt 110.
Supply 0 ... 40 '... Then, the turntable 41
Each seedling supply cup 40 containing seedlings by rotation of the angle A of ...
Moves to the seedling supply position P and stops.
Opens and the seedling falls into the seedling attachment 60 of the left seedling planting apparatus 5. On the other hand, the seedling supply cups 40 '... Containing the seedlings by the rotation of the angle A of the conveyor belt 110 are moved to the seedling supply position P'.
The shutter 52 opens and the seedlings fall into the seedling tool 60 of the right seedling planting apparatus 5 when stopped. Then, after each seedling mounting tool 60 has planted the seedling on the ridge, the pair of right and left pressure reduction wheels 80, 80 lightly suppress the left and right sides of the seedling. Then, as shown in the picture of the solid seedling in FIG. Then, after planting to the end of the ridge U, the machine body is turned and the planting operation in the return process is performed on the same ridge U in the same manner as the planting operation in the forward process. Then, two rows of seedlings are planted on the ridge U, as shown in the dotted line picture of the seedling in FIG.

Therefore, by reciprocating the ridges U, four seedlings can be planted. Then, when one worker supplies seedlings to the seedling supply device 4 including the turntable 41 and the conveyor belt 110 from the space on the left side of the machine body, the seedling supply device 4 causes the plurality of seedling planting devices 5.5. Are supplied with the seedlings, and a plurality of seedlings can be planted on the ridges.
Further, at a position close to the space, which is one side of the body, the seedling supply cups 40... 40 ′ of the turntable 41 and the conveyor belt 110 move side by side near the space. Turntable 41 from one side
And seedling supply cup 40 on both conveyor belt 110 ...
The seedlings can be replenished in a comfortable position at 40 ', and are safe and work efficiency is good.

Next, a description will be given of a case where four seedlings are planted on the ridge U by two-person work. First, the operating lever 120 is operated backward so that each seedling supply cup 40. (A / 2) Rotate intermittently. And
At the time of planting work in the outward process, the left and right front wheels 3 and 3 and the left and right rear wheels 2
2 along the ridges and advance the fuselage. The two workers walk on the ridges behind the left and right rear wheels 2 on both sides of the fuselage, respectively, while being placed on the seedling mounting table 56. The seedlings in the seedling raising tray are supplied to the seedling supply cups 40... 40 ′ of the turntable 41 and the conveyor belt 110. Then, when the left worker rotates the left turntable 41 containing the seedlings and the conveyor belt 110 at an angle A / 2, the seedling supply cups 40 ... 40 'containing the seedlings move to the seedling supply position P and stop. Then, the shutter 52 is opened, and the seedling falls into the seedling tool 60 of the left seedling planting apparatus 5. On the other hand, the right turntable 41 and the conveyor belt 1 in which the right worker puts the seedlings.
When the seedling supply cups 40... 40 ′ containing the seedlings move to the seedling supply position P ′ and stop by the rotation of the angle A / 2 of 10, the shutter 52 opens and the seedlings are seeded in the right seedling planting apparatus 5. It falls into the attachment 60. And each seedling planting tool 60
After planting seedlings in the ridge, a pair of right and left
Lightly crushes the left and right sides of the seedling. Then, as shown in the picture of the solid seedling in FIG. Then, after planting to the end of the ridge U, the machine body is turned and the planting operation in the return process is performed on the same ridge U in the same manner as the planting operation in the forward process. Then, two rows of seedlings are planted on the ridge U, as shown in the dotted line picture of the seedling in FIG.

Therefore, by reciprocating the ridges U, four seedlings can be planted. In this way, two workers can put seedlings in the seedling supply cups 40... 40 ′ of the left and right turntables 41 and the conveyor belt 110 from both left and right sides of the fuselage on both sides of the fuselage. Even if the speed is increased, the transplanting of the seedlings can be performed, so that the transplanting of the seedlings can be performed in a short time, and the work efficiency is very good.

In the first to third embodiments, the vertical height of the turntable 41 and the conveyor belt 110 equipped with the seedling supply cups 40. When the height of the ridge U can be adjusted (the entire upper frame 34 on which the seedling supply device 4 and the seedling mounting table 56 are mounted may be adjusted vertically), the planting depth of the seedling according to the height of the ridge U can be adjusted. The rear wheel 2.2 moves up and down so that the airplane position is constant, and the body position moves up and down. For example, when the height of the ridge U is high, the body is at a high position. It becomes difficult to put in, the work efficiency becomes worse and it becomes easy to get tired.
When the height of each seedling supply cup 40 ... 40 '... is adjusted to a lower position with respect to the machine body by the above-mentioned vertical height adjustment, the seedling replenishment work becomes easy and the work efficiency is improved. Conversely, when the ridge U is low, the seedling supply cups 40.
It is advisable to adjust the height of ... to a position higher than the aircraft. Further, the height of each seedling supply cup 40... 40 ′ may be adjusted with respect to the machine body by adjusting the vertical height according to the height of the worker so that the workability is maximized.

[Brief description of the drawings]

FIG. 1 is a side view of a vegetable transplanter.

FIG. 2 is a plan view of a vegetable transplanter and a cross-sectional view of a ridge on which seedlings are planted.

FIG. 3 is a perspective view of a connecting portion between a traveling unit and a planting unit.

FIG. 4 is a bottom view of the turntable.

FIG. 5 is a side view of a seedling planting device and the like.

FIG. 6 is a plan view of a seedling planting device and the like.

FIG. 7 is a plan view of a vegetable transplanter showing a second embodiment and a cross-sectional view of a ridge on which seedlings are planted.

FIG. 8 is a plan view of a vegetable transplanter showing a third embodiment and a cross-sectional view of a ridge on which seedlings are planted.

[Description of Signs] 1 Vegetable transplanter (seedling machine) 2 Rear wheel 3 Front wheel 4 Seedling supply device 5 Seedling planting device 6 Steering handle 40 Seedling supply cup 41 Turntable 40 'Seedling supply cup 110 Conveyor belt

Claims (6)

[Claims] 1. A seedling supply device 4 for supplying seedlings to each of a plurality of seedling planting devices 5, a turntable 41 in which a plurality of seedling supply cups 40 are arranged on a circumference and a turntable 41 of the turntable 41. A plurality of seedling supply cups 4 that rotate in synchronization with the rotation
A seedling transplanter comprising a conveyor belt 110 on which 0 '... are arranged. 2. The seedling transplanter according to claim 1, wherein the conveyor belt 110 rotates by engaging with the seedling supply cups 40 of the turntable 41 that is intermittently driven by a predetermined angle. 3. The seedling plant according to claim 1, wherein the seedling is supplied to each of the plurality of seedling planting devices by a seedling supply device for manually supplying the seedlings from one side of the body. Machine. 4. A seedling plant according to claim 1, wherein the seedling supply device for manually supplying the seedlings from both sides of the machine body supplies the seedlings to each of the plurality of seedling planting devices. . 5. A plurality of seedling supply cups 40 'are provided on the left and right turntables 41, 41 and 41 arranged on the circumference, and a plurality of seedling supply cups 40' are provided so as to bridge the left and right turntables 41. Seedling supply device 4 constituted by the conveyer belt 110 thus set and a plurality of seedling planting devices 5
A seedling transplanter characterized by supplying seedlings to each of .... 6. The seedling plant according to claim 1, wherein a rotation angle at which the intermittent rotation of the turntable 41 and the conveyor belt 110 is intermittently changed is adjustable.