JPH0212853Y2 - - Google Patents

Description

[Detailed description of the invention] "Industrial application field" The present invention, for example, continuously supplies bedding soil and covering soil to the bedding soil and covering soil hopper of a seeding device, respectively, and
The present invention relates to a seeding device that continuously supplies seedling boxes to a seeding table on which each of the hoppers is mounted, and continuously fills the bed with soil, sows seeds, and covers soil while the seedling boxes are being transferred.

"Prior Art" Conventionally, as shown in Japanese Utility Model Application Publication No. 56-30761, bed soil and covering soil have been supplied using separate soil conveyors.

``The problem that the invention is trying to solve'' Therefore, the soil transport route to the seeding table should not be complicated and the overall structure should be large-scale.
It was also necessary to separately supply soil to the soil transport conveyors of the soil filling machine and the soil covering machine.

``Means for Solving the Problem'' Therefore, the present invention provides a seeding soil supply device in which a soil filling machine, a seeding machine, and a soil covering machine are arranged in series from the feeding start end of the growing box on a seeding table for moving the growing box. , is equipped with a soil conveyor above the soil filling machine and the soil covering machine and connecting both ends to the soil filling machine and the soil covering machine, and
The present invention is characterized in that the soil conveyor can be driven in forward and reverse directions, and the soil supplied to the middle of the soil conveyor is supplied from both ends to the soil filling machine and the soil covering machine.

``Function'' Therefore, since soil is supplied to the soil filling machine and the soil covering machine from both ends of the soil conveyor which is rotated in forward and reverse directions, the soil conveyance route to the seeding table can be configured more easily than before, and the soil to be supplied can be easily configured. It is also easy to handle, and the soil filling structure can be simplified and the soil filling workability can be improved compared to the conventional method.

"Embodiment" An embodiment of the present invention will be described below in detail based on the drawings. Figure 1 is a system diagram of a seeding plant. Second
The figure is an overall view of a seedling-raising plant. In the figure, 1 is a seed processing room equipped with a seed soaking tank and a disinfection tank in which seeds (seeds, etc.) are immersed in water for germination, and 2 is the raw material soil used as bed soil and covering soil, and the above-mentioned A soil storage room 3 stores fertilizers and pesticides to be mixed with the bed soil, and 3 is a storage room for sterilized germinated seeds in the treatment chamber 1 and the cultivation soil storage room 2.
4 is a seeding work room where raw material soil and fertilizer are brought in and sown in seedling boxes; 4 is a germination room where the seeded seedling boxes from work room 3 are brought in and germinated; 5 and 6 are first and second rooms where seedlings are raised for a certain period of time; This is a second greening room, and is configured to continuously grow a large amount of rice seedlings and various vegetable seedlings.

As shown in FIG. 1 and FIGS. 3 to 5, 7 in the figure is a cut hopper into which the raw material soil of the cultivation soil storage chamber 2 is introduced, and 8 is a notched hopper for feeding the raw material soil with the feeding start end facing the hopper 7. 9 is a soil sieve installed at the end of the feed of the conveyor 8 to sort the raw soil; 10 is a second conveyor for removing comparatively large pieces of waste soil discharged from the soil sieve 9; 11 is a A hopper receives relatively small particles of soil selected by the soil sieving machine 9; 12 is a third conveyor that receives the sorted soil with its feed start end facing the hopper 11; and 13 is the cultivated soil. The fertilizer and pesticides in storage chamber 2 are appropriately mixed and put into the hopper 11.
Hoppers 14 and 15 for loading chemicals to the feed start end of the conveyor 12 are connected to the third conveyor 12.
The first and second forked dampers facing the end of the feed,
Numeral 16 is a soil tank that is installed at the end of the conveyor 12 to send the sorted soil through the dampers 14 and 15, and 17 is a soil tank that is installed at the end of the conveyor 12 to send the selected soil through the damper 14. Vertical feeders 18 and 19 are attached to the bottom surface of each tank 16 and 17 to take out a set amount of soil (selected soil) and chemicals (fertilizers and pesticides) from each tank 16 and 17; 20 is each vertical feeder 1 mentioned above;
8 and 19 are ribbon mixers for mixing a certain proportion of the soil and chemicals taken out; 21 is the mixer 2;
A horizontal damper 23 is installed in the middle of a delivery chute 22 attached to the lower surface of the conveyor 12 to open and close the outlet. The sorted soil transported by
An input hopper 24 stores a large amount of bed soil and sorted soil by feeding it through the dampers 14 and 15, and sequentially lifts the bed soil and sorted soil received from the input hopper 23 to a discharge chute 25 which is a supply port at the upper end. 26 is a hopper that faces the outlet of the discharge chute 25 and receives bed soil and sorted soil; 27 is a dust removal cover that is attached to the lower part of the hopper 26 and has a dust removal device 28; The fourth conveyor 32 is a soil feeding conveyor that has a discharge port located above the intermediate portion and selectively supplies soil to the bed soil hopper 30 or selected soil to the soil covering hopper 31 by forward and reverse driving. A rotary dresser 33 is installed between the feeding end of the bed soil hopper 30 side and the bed soil hopper 30 and finishes the bed soil carried out by the conveyor 29 into a state suitable for sowing.
It is equipped with soil filling machines 34, 34 and seeding machines 35, 35 that supply bed soil from 0 and soil covering machines 36, 36 that supply covering soil (sorted soil) from a soil covering hopper 31, and continuously moves the seedling raising box a. The seeding tables 37, 38 of the seeding device A, which automatically performs seeding work, receive surplus bed soil that falls below the seeding table 33 from the soil filling machines 34, 34 into hoppers 39, 39, and are connected to the feeding hopper of the elevator 24. The third conveyor 12 transports sorted soil, fertilizers, pesticides, etc. separately into the culture soil tank 16 and the chemical tank 17, and the ribbon mixer 20 separates the soil. Bed soil and tertiary soil produced by mixing soil (cultivating soil) and fertilizer in a certain ratio
From the conveyor 12 to the first and second dampers 14 and 15
The sorted soil taken out via the elevator 24 and the fourth conveyor 29 is separately supplied to the bed soil hopper 30 and the soil covering hopper 31, and the soil is supplied via the hoppers 30, 31 to the soil filling machine 34,
34 and soil covering machines 36, 36, and is configured to automatically perform a series of operations of filling the cultivation box a with soil, sowing seeds, and covering with soil, which are continuously fed to the seeding tables 33, 33. A hopper 39 receives surplus bed soil leaking from the seeding table 33 and carries it back into the input hopper 23 via fifth and sixth conveyors 37 and 38.

Further, a level meter 40 such as a pressure-sensitive switch is provided on the upper side wall of the soil hopper 30, and when a level of the soil hopper 30 is detected to be below a certain level through the level meter 40, each damper 14, 15, 21 is activated. The ribbon mixer 20 is operated to supply sorted soil and fertilizer to the soil tank 16 and the chemical tank 17, respectively.
A bed of soil is made at the
This bed soil is fed to the conveyor 29, and the fourth conveyor 29 is rotated to the bed soil hopper 30 side, that is, clockwise in FIG. The system is constructed so that a constant amount of bed soil is always stored.

Furthermore, a level meter 41 such as a pressure-sensitive switch is provided on the upper side wall of the soil-covering hopper 31, and when a state of the soil-covering hopper 31 below a certain amount is detected via the level meter 41, the first and second dampers 14, 1
5, the sorted soil from the third conveyor 12 is directly carried into the input hopper 23, and is fed to the fourth conveyor 29 by the elevator 24, and then the fourth conveyor 2
9 is rotated toward the soil covering hopper 31 side, that is, in the counterclockwise direction in FIG. It is composed of In this way, the bed soil and covering soil are transferred to the fourth conveyor 2.
9 is driven in forward and reverse directions to remove the bed soil and soil covering hopper 3.
0 and 31 are continuously supplied selectively.

As shown in FIG.
The feed start end is buried in the feed chute 22, and the opening of the input hopper 23 is arranged at approximately the same horizontal position as the floor surface 3a, and the bed soil mixed by the ribbon mixer 20 is passed through the feed chute 22 or Third
From the conveyor 12 to the first and second dampers 14 and 15
It is constructed so that covering soil (sorted soil) can be easily introduced and stored through the system.

The present invention is constructed as described above, and the seeding table 3
First, bedding soil is supplied from the bedding hopper 30 to the seedling raising box a that is moved over the seedling boxes 3 and 33 via the soil filling machines 34 and 34, and then seeds are sown by the seeding machine 35, and then from the soil covering hopper 31 to the soil covering machine 36. , 36 to complete the sowing work.After the sowing work has been carried out as described above, the growth box a is mounted on a seedling-raising cart and placed in the budding chamber 4 and the first and second seedlings. The seedlings are raised in the second greening chambers 5 and 6 in sequence.

Also, during the seeding work, when the level meter 40 detects a lack of bed soil in the bed soil hopper 30, the sorted soil from the third conveyor 12 is transferred to the first and second damper 1.
4, 15 to the soil tank 16, and the fertilizer is transported to the chemical tank 17 via the first damper 14, and the selected soil and fertilizer are mixed at a set ratio by the ribbon mixer 20 to form bed soil. The horizontal damper 21 is opened and closed to cause the floor soil of the mixer 20 to fall through the chute 22 into the input hopper 23 of the elevator 24 to be stored in a certain amount, and the stored floor soil is driven to the elevator 24 to be discharged from the chute. 25 to the hopper 26, the fourth conveyor 29 is driven to the hopper 30 side, and during this conveyance, large dust etc. are removed via the dust remover 28, and then the soil is carried to the rotary dresser 32, and the soil is removed from the dresser. The bed soil finished by step 32 is supplied to the hopper 30 and stored therein.

On the other hand, when the level meter 41 detects an insufficient amount of covering soil (selected soil) in the soil covering hopper 31, the sorted soil from the third conveyor 12 is transferred to the first and second dampers 14,
15 directly to the loading hopper 23 of the elevator 24
The stored bed soil is transported into the hopper 26 from the discharge chute 25 by driving the elevator 24, and the fourth floor soil is transported to the hopper 26.
The conveyor 29 is driven in reverse toward the soil-covering hopper 31 to remove large dust and the like via the dust removal device 28 during conveyance, and then the soil is supplied and stored in the soil-covering hopper 30.

When transporting the above-mentioned bed soil and covering soil (sorted soil), a certain amount of each soil is stored in the charging hopper 23 of the elevator 24, and the soil is sequentially transported by the elevator 24, so that the worker can input it each time. There is no need to put bed soil and covering soil (sorted soil) into the hopper 23,
Efforts are being made to save labor during transportation work.

In addition, by installing the input hopper 23 in a horizontal position with respect to the floor surface 3a, the chute 22 and the second
It is sufficient to simply drop the bed soil and cover soil (sorted soil) from the damper 15, and reliable soil input can be performed.

"Effects of the invention" As is clear from the above embodiments, the present invention has a seeding table 33 for moving the growth box a, starting from the feed start end side of the growth box a, the soil filling machine 34, the seeding machine 35, and the soil covering machine 3.
6 arranged in series includes a soil conveyor 29 connected at both ends to the soil filling machine 34 and the soil covering machine 36 above the soil filling machine 34 and the soil covering machine 36, and the soil conveying conveyor 29 can be freely driven in the forward and reverse directions. , the soil is supplied to the middle of the soil transport conveyor 29 from both ends to the soil filling machine 34 and the soil covering machine 36. 3
6, the soil conveyance route to the seeding table 33 can be configured more easily than before, and the supplied soil can be handled more easily, which simplifies the soil container structure compared to the past. This has practical effects such as being able to easily improve the workability of soil filling.

[Brief explanation of the drawing]

FIG. 1 is a system diagram of a seeding plant showing an embodiment of the present invention, FIG. 2 is an overall view of the same seedling raising plant, and FIGS. 3 to 5 are partially enlarged explanatory views of the seeding plant. A... Seeding device, 23... Feeding hopper, 24
...Elevator, 25...Discharge chute (supply port),
29...4th conveyor (soil conveyor), 30
...bed soil hopper, 31...soil cover hopper.

Claims (1)

[Scope of utility model registration request] In the seeding soil supply device in which a soil filling machine 34, a seeding machine 35, and a soil covering machine 36 are arranged in series from the feeding start end side of the growing box a on a seeding table 33 for moving the growing box a, the soil filling machine 34 and the soil covering machine 36 are arranged in series. A soil conveyor 29 is provided above which connects both ends thereof, and the soil conveyor 29 is freely driven in forward and reverse directions, and soil is supplied to the middle of the soil conveyor 29 from both ends by a soil filling machine 34 and a soil covering machine. A seeding soil supply device characterized in that it is configured to supply soil to a soil for seeding.