JPH0998669A - Soil filling apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a soil filling apparatus capable of properly supplying even a light and bulky culture soil to a raising seedling box by driving a plurality of rotary agitators placed under a hopper. SOLUTION: A belt conveyor 4 is placed above a transfer mechanism 3 for transferring a raising seedling box 2, a hopper 5 for holding soil and supplying the soil to the conveyor 4 is placed above the conveyor 4 and a plurality of rotary agitators 6 placed below the hopper 5 in a freely driven state. Preferably, the belt conveyor 4 and the agitators 6 are made to be rotatable in normal and reverse directions and two gates 7, 8 having large and small sizes are formed at the lower part of the hopper 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a potting device for putting culture soil in a nursery box for growing vegetables, paddy rice and the like.

[0002]

2. Description of the Related Art A soil-filling device of this type has a belt conveyor disposed above a transport mechanism for transporting a nursery box, and a hopper for storing the granular soil above the belt conveyor and mounting the granular soil on the belt conveyor. The gates at the bottom of the hopper are relatively small in size, and it is possible to supply floor soil and cover soil to the nursery boxes in order to grow paddy rice in the nursery boxes.

[0003]

By the way, when vegetables and the like are cultivated in a nursery box, when peat morse, mulch or rice husk kuntan is used as culture soil (soil), it is light and large and bulky, unlike granular soil. Since the bridge is likely to occur in the hopper and it is difficult for the bridge to fall, it is difficult to use the soil filling device for supplying the granular soil according to the prior art.

According to the present invention, a plurality of agitators are rotatably arranged in the lower part of a hopper so that even a light and large-sized culture soil can be properly supplied to a nursery box. The purpose is to do. Further, according to the present invention, a belt conveyor and an agitator are provided so as to freely rotate in the forward and reverse directions, and two kinds of gates, large and small, are formed in the lower portion of the hopper, so that the soil can be granular soil or other soil. It is an object of the present invention to provide a soil filling device that can be used properly so that the soil can be properly supplied.

[0005]

A first concrete means for solving the problems in the present invention is to arrange a belt conveyor 4 above a conveying mechanism 3 for conveying the seedling raising box 2, and above the belt conveyor 4. In a soil filling device in which soil is stored and a hopper 5 for placing soil on the belt conveyor 4 is arranged, a plurality of agitators 6 are rotatably arranged below the hopper 5.

As a result, even in the case of light and large cultivated soil such as peat morse, mulch or rice husk kuntan, the bridge state is destroyed by the rotation of the agitator 6, and the mixture is fed out from the lower part of the hopper 5 and properly fed to the nursery box 2. Supplied. A second concrete means for solving the problems in the present invention is the belt conveyor 4 in addition to the first concrete means.
Also, the agitator 6 is provided so as to be able to rotate forward and backward, and two types of gates 7 and 8 of large and small are formed below the hopper 5.

As a result, the gates 7 and 8 can be selectively used for the granular culture soil and the bulk culture soil, and the supply is appropriately performed according to the type of each culture soil.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. In FIGS. 1 and 2, reference numeral 1 is a soil-filling device, which is usually incorporated into a seedling raising seedling machine together with a seeding device, a watering device, a fertilizer application device, and the like, and is used for supplying floor soil and / or supplying soil.

Reference numeral 11 denotes a machine frame of the seeding machine, which supports rotating shafts 13 having rollers 12 at equal intervals.
3 is driven from the motor M1 of FIG. 1 through the chain transmission means 14, and the transport mechanism 3 is constituted by them.
The nursery box 2 placed on No. 2 can be transported at a required speed. The soil filling device 1 is mounted on a machine frame 11, and is divided into three parts, a conveyor part A having a belt conveyor 4, a hopper part B having a hopper 5 and an agitator part C having an agitator 6, and each part is a left and right side wall. The side wall 16 of the conveyor section A is fixed to the machine frame 11, the side wall 17 of the agitator section C is fixed to the side wall 16 of the conveyor section A, and the side wall 18 of the hopper section B is fixed to the side wall 17 of the agitator section C. Has been done.

The side walls of the three parts can be formed of a single plate. However, by dividing the side walls into three parts, the agitator part is provided between the conveyor part A and the hopper part B of the conventional soil filling device. When C is arranged, it becomes possible to configure the soil filling device 1. The conveyor unit A has a belt 21 wound around front and rear rollers 20 supported on the left and right side walls 16, and the rear roller 20 can be finely moved by a tension adjusting means 19 in order to adjust the tension of the belt 21. Soil drop guide plates 22 and 23 are arranged on the lower front side.

The agitator portion C has front and rear hopper plates 24 and 25 fixed to the left and right side walls 17, and is continuous with the hopper 5 of the hopper portion B and constitutes the lower portion of the hopper portion 5. The lower ends of the front and rear hopper plates 24 and 25 are located above the belt conveyor 4 with a gap therebetween, and the gap is the front and rear gates 7,
It is 8. The front gate 7 is for feeding the granular culture soil, and its gap is small. A shutter 26 for adjusting the size of the gap is provided on the front hopper plate 24 so as to be adjustable in vertical position, and the rear gate 8 is for bulky culture soil. The gap is large, and a closing plate 27 for closing the rear gate 8 when not in use can be attached to the rear hopper plate 25.

Between the front and rear hopper plates 24, 25, three agitators 6 (two or more than four) may be arranged in parallel in the horizontal direction. Each of the agitators 6 is
The two sheet metals are bent at right angles, and the corners thereof are welded to the rotary shaft 28 to form a cross shape in the axial direction. Gears 29 are attached to the rotary shafts 28 and mesh with each other, and the front gear 29 meshes with a drive gear 32 provided on an output shaft 31 of the motor M2. A sprocket 33 is provided on the output shaft 31 of the motor M2 so that it can be transmitted to the front roller 20 via a chain transmission means 34. By driving the motor M2, the belt conveyor 4 and the agitator 6 are synchronized. It is designed to be driven.

On the left and right side walls 17 of the agitator portion C, the motor M2 and the motor M1 for the transport mechanism 3 are arranged back to back, and these are reversible. In addition,
Since the transport mechanism 3 is provided over substantially the entire length of the seeder and is common to the seeding device, the watering device, etc., the motor M1 may be provided at another position, for example, in the machine casing 11. The agitator 6 is arranged so as to close the lower part of the hopper 5, and the culture soil in the hopper 5 is placed on the upper side of the agitator 6. If the culture soil is peat morse, mulch or rice husk kuntan, etc., the motor M2 is turned on. By rotating the agitator 6 in the direction of the arrow through the belt conveyor 4 and removing the closing plate 27 from the gate 8, the nursery box 2 on the transfer mechanism 3 is removed.
Is supplied to.

When the culture soil is granular, the belt conveyor 4 and the agitator 6 are rotationally driven in the direction opposite to the arrow direction to be fed onto the belt conveyor 4,
It is supplied to the seedling raising box 2 from the rear gate 8 (gap between the belt conveyor 4 and the shutter 26). The agitator 6 may directly support the rotary shaft 28 on the left and right side walls 17 of the agitator portion C, but in the present embodiment, the left and right side walls 17 are provided.
A bearing is provided on one side, and an opening 37 shown by a two-dot chain line in FIG. 1 is provided on the other side. One end of the rotary shafts 28 of the plurality of agitators 6 is pivotally supported by the plate, and the agitator 6 is supported by the plate. Insert it through the opening 37 as it is,
8 is inserted in the bearing of one side wall 17, and the plate is detachably attached to the other side wall 17.

The front and rear hopper plates 38, 39 are fixed to the left and right side walls 18 of the hopper portion B.
The front and rear hopper plates 24 and 25 of the agitator portion C may be integrally formed with the hopper 39, and the hopper portion B and the agitator portion C each have the agitator 6 at the bottom of one funnel-shaped (quadrangular pyramid cylindrical) hopper. It may be assembled. Also,
The present invention is not limited to the above embodiment, and can be variously modified. For example, the rear gate 8 is also provided with a shutter whose vertical position can be adjusted, so that the amount of bulky culture soil fed from the rear gate 8 can be adjusted and the gate can be closed, and the driving speed of the belt conveyor 4 and the agitator 6 can be increased. May be changed simultaneously or separately, or a soil drop guide plate may be provided on the rear side of the belt conveyor 4.

[0016]

According to the present invention described in detail above, the hopper 5
Since a plurality of agitators 6 are rotatably driven in the lower part of the hopper 5, even if the light and large cultivated soil such as peat morse, mulch or husk kuntan is rotated by the rotation of the agitator 6, the hopper 5 It can be fed from the lower part of the plant to be properly supplied to the nursery box 2.

The belt conveyor 4 and the agitator 6 are also provided.
Since the gates 7 and 8 of two types, large and small, are formed in the lower part of the hopper 5, the large and small gates 7 and 8 can be used properly for the granular culture soil and the bulk culture soil. Proper supply can be done according to each culture soil.

[Brief description of drawings]

FIG. 1 is a sectional side view showing an embodiment of the present invention.

FIG. 2 is a sectional front view of the same.

[Explanation of symbols]

 1 Soil putting device 2 Nursery box 3 Transfer mechanism 4 Belt conveyor 5 Hopper 6 Agitator 7 Front gate 8 Rear gate

Claims (2)

[Claims] 1. A transport mechanism (3) for transporting a nursery box (2).
In the soil filling device, a belt conveyer (4) is arranged above the belt conveyor (4), and a hopper (5) for storing the soil and placing the soil on the belt conveyor (4) is arranged above the belt conveyor (4). A soil filling device, characterized in that a plurality of agitators (6) are rotatably driven underneath (5). 2. The belt conveyor (4) and the agitator (6) are provided so as to be able to rotate forward and backward, and two types of gates (7, 8) of large and small are formed in a lower portion of the hopper (5). Earthing equipment.