JPH06292424A - Seedling feeding apparatus for transplanter - Google Patents

Abstract

PURPOSE:To carry out the loading of reserve seedlings on a transplanter and the supply of the reserve seedlings from a reserve seedling receiving table to a seedling holding table with simple construction and operation. CONSTITUTION:The seedling feeding apparatus for a transplanter is composed of a seedling planting apparatus 6 having a comb-like seedling-receiving frame 3 at the top of an inclined seedling holding table 2 to feed the seedlings to a seedling planting apparatus 1 while reciprocating in lateral direction and connected to the machine body 4 in liftable state with a lifting link 5, a reserve seedling receiving table 7 for placing the reserve seedling A on the seedling receiving frame 3 and able to be passed crossing at the lifted position of the seedling receiving frame 3 and a seedling lifting apparatus 8 to lift and lower the reserve seedling receiving table 7 to perform the loading of the reserve seedling A and the forward and backward motion relative to the seedling receiving frame 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling replenishing device for a seedling planting machine, which can be used in a riding type seedling planting machine.

[0002]

2. Description of the Related Art A seedling planting machine preliminarily mounts an auxiliary seedling on a vehicle body, and when the seedling planting work reduces the number of seedlings on the seedling placing table, this auxiliary seedling planting machine is used. By supplying seedlings to the seedling mount, the idle operation of the seedling planting machine in the field is reduced. However, in such a form, since a large amount of mat-like seedlings are loaded onto the vehicle body, this loading operation is troublesome, and the seedlings previously loaded onto the vehicle body are transferred to the seedling placement table of the seedling planting device. Since it has to be provided, these configurations are complicated and are likely to become heavy.

[0003]

According to the present invention, a comb-shaped seedling receiving bar 3 is provided at an inclined upper end portion of a seedling placing table 2 for feeding seedlings to a seedling planting device 1 while reciprocating left and right, with respect to a vehicle body 4. A seedling planting device 6 that can be moved up and down by an elevating link 5, an auxiliary seedling receiving stand 7 that is mounted with an auxiliary seedling A to be supplied onto the seedling receiving bar 3 and that can cross pass at an elevated position of the seedling receiving bar 3. The seedling replenishing device of the seedling planting machine comprises a seedling lifting device 8 for moving the auxiliary seedling receiving stand 7 up and down to load the auxiliary seedling A and move the auxiliary seedling receiving bar 3 back and forth.

[0004]

[Operation and effect of the invention] In seedling planting work, seedlings are placed on each seedling placing table 2 and auxiliary seedling receiving table 7. This auxiliary seedling stand 7
The auxiliary seedling A is supplied to the
The auxiliary seedlings A are placed on the auxiliary seedling receiving bases 7, and the auxiliary seedlings A are placed on the ridges or along the roads where the seedlings can be easily supplied to the auxiliary seedling receiving bases 7.

The auxiliary seedling stand 7 on which the auxiliary seedlings A are placed is raised by the seedling lifting device 8 to an appropriate height of the vehicle body 4 and moved to the upper part of the seedling receiving bar 3 at the upper end of the seedling placing table 2. . When the seedling planting work is performed in such a state, the seedlings supplied on the seedling platform 2 decrease as the seedling planting device 1 separates and implants them. When the seedlings on the seedling placing table 2 decrease to a certain area, the seedling planting work is temporarily stopped and the auxiliary seedling A is supplied from the auxiliary seedling receiving stand 7 to the seedling placing stand 2.

With the auxiliary seedling stand 7 on which the auxiliary seedling A is placed,
When the seedling planting device 6 is located above the seedling receiving bar 3 of the seedling planting device 6 and is raised, the relative elevation of the auxiliary seedling receiving stand 7 and the seedling receiving bar 3 causes the crossing up and down of the seedling planting device 6 and the seedling receiving bar 3, and When the receiving bar 3 goes up to the upper surface of the auxiliary seedling receiving table 7, the bottom surface of the auxiliary seedling A is received and received by the seedling receiving bar 3 side, and the received auxiliary seedling A is supplied to the seedling placing table 2. Further, the auxiliary seedling receiving stand 7 is moved forward from the raising / lowering range of the seedling receiving rail 3, and the seedling receiving rail 3 is lowered to the seedling planting work position together with the seedling planting device 6.
At this time, even if the auxiliary seedling A is received on the upper surface of the seedling receiving bar 3, since the auxiliary seedling receiving stand 7 is moved forward, the auxiliary seedling A is assisted while the seedling receiving bar 3 is descending. It will not be returned to the upper surface of the seedling stand 7.

As described above, the loading operation of the auxiliary seedling A on the auxiliary seedling receiving stand 7 by the seedling lifting device 8 and the seedling receiving bar 3 of the seedling planting device 6 are carried out.
Since the auxiliary seedling A is supplied to the plant, the structure is shared, the configuration is simple, and the weight can be reduced.

[0008]

1 to 4, a tractor vehicle body 4 has a front wheel 9 and a rear wheel 10 in a four-wheel drive mode in which an engine mounted under a cockpit 11 can drive the vehicle, and a steering wheel 12 is used to drive the front wheels. Steer 10. The rear part of the vehicle body 4 is connected to the planting apparatus 6 of the planting apparatus 6 so as to be able to move up and down by an elevating link 5 in the form of a parallel link.

The seedling planting device 6 is a seedling planting machine 2 which is reciprocally moved left and right with respect to a seedling planting machine body 13 which is connected to an elevating link 5, and a seedling for separating and planting seedlings from the rear end portion of each seedling platform 2. The planting device 1 and the float 14 that is grounded to the soil surface to level the seedling planting surface. The seedling placing table 2 is capable of placing seedlings raised in a rectangular mat-shaped seedling in a seedling raising box and feeding them out to the lower end after tilting. And supply it to the seedling planting device.

The seedling receiving bar 3 is an extension of the upper end of the slope of the seedling mounting table 2 and is formed in a comb shape with an appropriate interval in the left-right direction. The seedling received on the upper surface of the seedling receiving bar 3 has an inclined surface. Can be transferred along the path to the seedling mounting table 2. The seedling lift device 8 allows the pillar 17 to rotate back and forth around the lift shaft 15 in the left-right direction at the front part of the vehicle body 4 so that the hydraulic cylinder 1 is connected to the vehicle body 4.
By the expansion and contraction of 6, it is possible to rotate back and forth. A lift arm 18 is pivotally supported by an arm shaft 19 on the upper end of the support column 17 so as to be rotatable in the front-rear direction, and the space between the lift arm 18 and the support column 17 can be rotated by expansion and contraction of a hydraulic cylinder 20.

Further, the lift arm 18 may be configured to be movable with respect to the support column 17 in the left-right direction by the arm shaft 19 at regular intervals. The auxiliary seedling pedestal 7 is hung on the left and right sides of the support column 17 at the tip of the lift arm 18, and when the lift arm 18 is located at the rear, the auxiliary seedling pedestal 7 is placed on the left and right sides of the cockpit 11. It will be located on the upper side of both sides. Further, the auxiliary seedling receiving stand 7 is formed in two steps with an appropriate interval between the upper and lower sides, and each is formed in a comb shape with the rear side seedling receiving bar 3 side as a free end. Can be placed.

The relational position between the auxiliary seedling receiving stand 7 and the seedling receiving bar 3 of the seedling placing stand 2 is set at a position where the auxiliary seedlings A can be passed up and down while the comb-shaped portions cross each other vertically. To be done. This elevating crossing is performed by a lift cylinder that raises and lowers the seedling planting device 6 or by a hydraulic cylinder 20 that raises and lowers the auxiliary seedling stand 13. Further, since the auxiliary seedling receiving stand 7 is composed of two upper and lower stages, since the delivery height for the seedling receiving bar 3 is different between the lower stage and the upper stage, the auxiliary seedling A in the lower stage is delivered first and then the upper stage. Switch to deliver auxiliary seedling A.

In this auxiliary seedling receiving stand 7, the upper part of the support column 17 is rotated rearward by the hydraulic cylinder 16 so that the auxiliary seedling receiving stand 7 at each stage is located outside the hoisting zone at the upper end of the seedling receiving bar 3. At the time of supplying seedlings to the auxiliary seedling cradle 7, the pillar 17 is rotated forward of the vehicle body 4 to be positioned above the ridges, roadsides, etc. Place the auxiliary seedling A. By the rearward rotation of the column 17, the auxiliary seedling stand 7 is moved to a position above or above the seedling receiving bar 3 at the rear.

When the seedlings on the seedling placing table 2 are reduced by the seedling planting work, the seedling planting device 6 is raised to raise the seedling receiving bar 3 to the receiving position of the auxiliary seedling A. By this time, the auxiliary seedling stand 7
Is standing above the seedling receiving bar 3 and is on standby, the seedling receiving bar 3 is raised relative to the auxiliary seedling receiving base 7 or the auxiliary seedling receiving base 7
The auxiliary seedling A of the lower auxiliary seedling stand 7 is scooped up on the seedling receiving bar 3 by the downward crossing of the comb-shaped portions.

When the auxiliary seedling A is received on the seedling receiving bar 3, the support 17 is rotated forward to move the auxiliary seedling receiving stand 7 from the lower side of the seedling receiving bar 3 to the front side, and then the seedling planting device 6 and the seedling receiving bar are also moved. Lower 3 to position it at the seedling planting position. Further, as shown in FIG. 2, the auxiliary seedling receiving stand 7 is moved up and down while the seedling planting device 6 is in the standby position by raising the seedling receiving bar 3 to the supplementary seedling A supplying position. You may operate by operating the operation lever 21 near the cockpit 11 so that the above auxiliary seedling A may be delivered to the upper surface of the seedling receiving bar 3.

5 and 6 are different from the above example in that
A roof 22 covered with a transparent material is provided from the front to the upper part of the cockpit 11 part, and the mud and soil from the auxiliary seedling cradle 7 moving in the front-rear direction is passed over both the left and right sides of the roof 22 or the upper part. It is intended to prevent the seedling water from scattering to the operator. The lift arm 18 is driven by a gear 23 that is rotated by a hydraulic cylinder 20 so that a gear 24 on the arm shaft 19 is moved.
Is engaged and rotated to move the lift arm 18 around the arm shaft 19 in the front-rear direction over the roof 22. The hanger 25 that opens and closes by the hydraulic cylinder 34 is provided at the tip of the lift arm 18, and the auxiliary seedling stand 7 can be suspended. This auxiliary seedling support base 7 is formed to have the same width as the seedling mounting base, and the operator takes out the auxiliary seedlings mounted on the auxiliary seedling support base 7,
Supply on the seedling stand 2.

7 and 8 is different from the above example in that the cabin cover 26 covering the left and right side portions of the roof 22 from the rear side portion thereof is attached or detached, or the door portion is provided around the hinge 33 so as to be openable and closable. When the seedling planting device 6 is connected to perform seedling planting work, only the roof 22 is mounted and the cabin cover 26 is removed, and a control solution including a chemical solution tank 27, a spray pump 28, and a spray nozzle 29 is provided. When working with a device or the like, the cabin cover 26 can be mounted to prevent the chemical solution from scattering to the operator.

9 and 10, the difference from the above example is that the shape of the roof 22 is narrow at the front part and wide at the upper part.
Widening the space above and below to facilitate the entry and exit of pilots. Reference numeral 32 denotes an auxiliary seedling pedestal attached to the outside of the step 31 on the side of the handle post 30 for loading auxiliary seedlings. The operator gets on and off from the rear side of the auxiliary seedling stand 32, but can also get on and off from the front of the vehicle body 4 through the step 31 between the handle post 30 and the auxiliary seedling stand 32.
The roof 22 is hard to get in the way.

[Brief description of drawings]

FIG. 1 is a side view.

FIG. 2 is a side view showing an example of the operation.

FIG. 3 is a partial rear view.

FIG. 4 is a front view.

FIG. 5 is a side view showing another embodiment.

FIG. 6 is a front view thereof.

FIG. 7 is a side view showing another embodiment.

FIG. 8 is a side view showing the operating state thereof.

FIG. 9 is a side view showing another embodiment.

FIG. 10 is a front view thereof.

[Explanation of symbols]

 1 Seedling planting device 2 Seedling mounting table 3 Seedling receiving bar 4 Body 5 Lifting link 6 Seedling planting device 7 Auxiliary seedling receiving table 8 Seedling lifting device A Auxiliary seedling

Claims (1)

[Claims] 1. A comb-shaped seedling receiving bar 3 is provided at an upper end of an inclination of a seedling placing table 2 for feeding seedlings to the seedling planting device 1 while reciprocating left and right, and is connected to a vehicle body 4 by an ascending / descending link 5 so as to be able to move up and down. The seedling planting device 6 to be mounted, the auxiliary seedling A to be supplied on the seedling receiving bar 3, and the auxiliary seedling receiving table 7 that can pass through the rising position of the seedling receiving bar 3 and the auxiliary seedling receiving table 7 are moved up and down. A seedling replenishing device for a seedling planting machine, which comprises a seedling lifting device 8 for loading the auxiliary seedling A and moving the seedling receiving bar 3 back and forth.