JP2938044B1 - Method and apparatus for automatic planting of hydroponic seedlings - Google Patents

Abstract

Abstract: [Object] To reduce the time and labor required for planting a hydroponic seedling on a planting panel, improve the accuracy of planting seedlings, and improve workability. [Constitution] A nursery transport conveyor that rotates intermittently and reciprocally moves left and right and a planting panel transport conveyor that rotates intermittently are vertically arranged side by side. When both of the transport conveyors are stopped, the hydroponic nursery on the nursery transport conveyor is stopped. Each of several floor pieces in the front end row is pinched and separated by the transfer opening / closing clip, separated and transferred forward to be supplied to the insertion opening / closing clip, and then the supply floor piece is pinched by the insertion / opening clip and lowered. The seedling transfer conveyor is moved to the left or right by the width of the floor piece of the hydroponic seedbed, and the above operation is performed. When the planting of the front end row of the hydroponic nursery on the nursery transport conveyor is completed, the hydroponic nursery is transferred forward by the length of the floor piece by the nursery transport conveyor, and the action is automatically and sequentially performed. Repeat Each floor piece hydroponic nursery on the seedbed conveying conveyor into the hole of the planting panel on the planting panel conveyor Te planted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a hydroponic nursery in which seeds such as three leaves and green onions are sown on a seedbed of an elastic foam synthetic resin mat made of urethane or the like and germinated by hydroponic cultivation.
The present invention relates to an automatic planting method and an automatic planting apparatus for hydroponic seedlings that are mechanically cut off from each floor piece and planted in a hole in a planting panel.

[0002]

2. Description of the Related Art First, as shown in FIGS. 11 and 12, a plurality of vertical and horizontal cuts are formed in an elastic foam synthetic resin mat made of urethane and the like, as shown in FIGS. The seeding beds are formed by connecting them to form a connected body of many floor pieces.

[0003] Then, the seeds are sowed on each bed piece of the seeding bed and germinated to form a nursery bed for hydroponic seedlings.

[0004] In this conventional method of planting a hydroponic seedling, a worker manually tears off the floor pieces of the nursery bed of the hydroponic seedling one by one to obtain a foamed synthetic resin as shown in FIG. The plants are hand-planted one by one by pushing them sequentially into the many holes of the planting panels made of the plant.

[0005]

In the above-mentioned conventional method of planting hydroponic seedlings, the floor pieces of the nursery bed of hydroponic seedlings are torn off one by one by hand and planted by hand in the holes of the planting panel. Therefore,

(1) Many workers are required.

(2) The work efficiency is poor, labor is required, and the cost is high.

(3) Skill is required for planting the floor pieces in the holes of the planting panel.

(4) The floor piece may be slanted in the hole of the planting panel, which may cause a problem in uniform growth of seedlings.

(5) Since the planting work is performed in the house,
In particular, the work is extremely severe in summer or the like when the temperature in the house becomes high, and the operator is tired.

[0011]

According to the present invention, a hydroponic seedling bed is mechanically separated from a plant by inserting a floor piece into a hole of a planting panel, and planting the hydroponic seedling in the hole of the planting panel. Hydroponics that can be performed automatically and continuously to save manpower and work with a small number of people, reduce work time and reduce costs, and improve the accuracy of planting seedlings to improve workability. It is an object of the present invention to provide a method and an apparatus for automatically planting seedlings.

That is, a nursery transport conveyor intermittently rotating and reciprocating left and right, and a planting panel transport conveyor intermittently rotating are vertically arranged side by side, and a hydroponic nursery is transported by the nursery transport conveyor, and a planting panel is transported by the planting panel transport conveyor. Respectively, and while the above-mentioned nursery transport conveyor and the above-mentioned planting panel transport conveyor are stopped, a nursery presser for vertically operating the front end of the hydroponic nursery on the nursery transport conveyor.
The lower pressure is applied, and every few floor pieces in the front end row of the hydroponic seedbed are held and separated by the transfer opening / closing clip, respectively, separated, transferred forward, and supplied to the opening / closing clip, and then, the supply floor piece is inserted. It is pinched by the opening / closing clip, transferred downward, inserted into the hole of the planting panel on the planting panel conveyor, and planted, and the nursery conveyor is moved left or right by the width of the floor piece of the hydroponic nursery. Move to the above planting panel
The conveyor moves only the distance before and after the hole in the planting panel.
And successively, in the same manner as above,
Each floor piece next to the separated floor piece in the front row of the cultivated nursery
Separated and set in the hole of the planting panel on the conveyor
And the nursery conveyor is on the left or right.
When the planting panel transport conveyor is rotated to rotate and the planting of the floor pieces in the front end row of the hydroponic nursery on the nursery transport conveyor is finished, the nursery presser rises and the nursery transport conveyor moves the hydroponic nursery. Transfer the length of the floor piece forward,
Automatically and sequentially the hydroponic nursery on the nursery conveyor
Repeating the planting action of the floor piece in the front end row, planting the floor piece of the hydroponic seedbed on the nursery transport conveyor in the hole of the planting panel on the planting panel transport conveyor, and planting the hydroponic seedlings. In addition to being able to work with a small number of people by reducing the number of planting workers, work time can be shortened and costs can be reduced,
In addition, the purpose of raising the accuracy of seedling planting and improving workability,
This was achieved by mechanically and continuously planting hydroponic seedlings.

[0013]

BRIEF DESCRIPTION OF THE DRAWINGS The drawings show one embodiment of the present invention, and the structure will be described with reference to the drawings. (A) shows a hydroponic nursery bed, (1) shows a seedbed of a hydroponic nursery (a), A large number of vertical cuts (2) and transverse cuts (3) are placed at appropriate intervals in an elastic foam synthetic resin mat made of urethane or the like, and a large number of floors are connected to each other by connecting pieces (4) only at the upper and lower four corners. A seeding bed (1) is formed by connecting the pieces (5). Then, the seeds (1) are sowed and germinated (6) to form a hydroponic nursery (a).

(B) is a planting panel, in which a number of holes (8) are juxtaposed in front, rear, left and right at appropriate intervals in a foam synthetic resin plate (7) to form a planting panel (b).

(9) is a frame of an automatic planting machine for hydroponic seedlings, and a caster (10) is attached to a lower end thereof. (11) are front and rear guide rods in the left-right direction arranged in a middle portion of the machine frame (9).

(C) shows a nursery bed conveyor, wherein (1)
Reference numeral 2) denotes a conveyor bed of the nursery transport conveyor (c), which is fitted to front and rear guide rods (11) so as to be able to reciprocate left and right. The support rolls (1) at the front and rear ends of the conveyor stand (12)
3), a transfer belt (16) is hung on a drive roll (14) in the lower middle and guide rolls (15) in front of and behind the drive roll (14), and the seedbed transfer conveyor (c).
And the roll shaft (17) of the drive roll (14)
Is connected to the rotating shaft of a deceleration first motor (18) that is driven intermittently at a small pitch. (19) and (20) are front and rear positioning cylinders attached to the left frame of the machine frame (9) before and after the front guide rod (11), and pistons of the positioning cylinders (19) and (20). The rod (21) is fixed to the left side surface of the conveyor stand (12), and the magnet sensors (22) and (2) are provided at the intermediate portion of the front positioning cylinder (19) and both sides of the rear positioning cylinder (20).
3) and (24) are attached respectively.

(25) guide pieces provided on both sides of the conveyor stand (12); (26) partitioning plates arranged in the front-rear direction and arranged above and near the center of the conveyor belt (16);
Numeral (27) is a patch attached to the machine frame (9) close to the front end of the nursery transport conveyor (c), and the corresponding plate (27) has three pieces (5) of the hydroponic nursery (a). An upper opening (28) through which the floor piece (5) can pass is formed at each position.

(D) is a planting panel transport conveyor provided on the machine frame (9) below the seedbed transport conveyor (c).
It consists of a chain conveyor (30) with blades on both sides that is hung on a chain wheel of front and rear rotation shafts (29). The right end of the front rotation shaft (29) is attached to the machine frame (9) and the nursery transport conveyor ( c) It is connected to the rotating shaft of a deceleration second motor (31) that performs intermittent driving at a large pitch several times larger than the small pitch of the intermittent driving. (32) is a planting panel guide rod juxtaposed on both upper sides of the planting panel transport conveyor (d), and is formed of a round pipe. Reference numeral (33) denotes a regulating switch for the planting panel (b). One or two switches are provided at the center of the front of the planting panel transport conveyor (d) between both side chain conveyors (30). Reference numeral (34) denotes an elevating rod which is provided on the regulating switch (33) and enters and exits the hole (8) of the planting panel (b).

(E) shows a nursery presser attached to the front end of the conveyor stand (12) of the nursery transport conveyor (c),
(35) are vertical side cylinders on both sides of the nursery presser (e), which are fixed to both side surfaces of the conveyor stand (12). (36) is a piston rod projecting up and down of the side cylinders (35) on both sides, and upper and lower ends of the piston rod (36) are provided with upper and lower stoppers (37) and (38), respectively. Reference numeral (39) denotes a base plate which can be moved up and down over the upper stoppers (37) of the side cylinders (35) on both sides, and a lower front end portion of the base plate (39) has a forward front end. The L-shaped holding rod (4) corresponding to the center of each floor piece (5) in the front end row of the hydroponic nursery (a) on the nursery transport conveyor (c) is bent.
0) and a pair of left and right stop rods (41) corresponding to both sides of each floor piece (5) in the second row from the front of the hydroponic nursery (a).
And are arranged side by side in the left and right direction, respectively.

(F) shows a floor piece transfer tool provided on the machine frame (9) above the nursery bed presser (e). (42) is an upper cylinder of the floor piece transfer tool (f) in the vertical direction. It is fixed to the rear center of the machine frame (9). (43) is a frame-shaped upper guide body attached to the rear of the upper end of the machine frame (9) so as to be able to move up and down, and (44) is provided at the lower end of the piston rod (45) of the upper cylinder (42) and the lower end of the upper guide body (43). The rear elevating platform is extended and fixed to both sides, and upper and lower stoppers (46) and (47) of the rear elevating platform (44) are provided at the middle both sides at the rear end of the upper end of the machine frame (9).

(48) is a lower cylinder attached to the center of the lower surface of the rear elevator (44), and (49) is a lower cylinder (4).
4) Bearings attached to both sides of the lower surface
9) A frame-shaped lower guide body (50) is fitted to be movable back and forth. Reference numeral (51) denotes a horizontal rod which is fixed to the piston rod (52) of the lower cylinder (48) and the front end of the lower guide body (50) by projecting to both sides thereof. (53) Eight electromagnetic opening / closing clamps (g) which are substantially parallel to each other and are arranged side by side in the left-right direction at intervals of three floor pieces (5) of the hydroponic nursery (a). Further, stoppers (54) and (55) for the front and rear of the horizontal rod (51) are provided on the front and rear sides of the lower surface of the rear elevating platform (44).

(H) shows a floor piece insertion tool provided on the machine frame (9) in front of the floor piece transfer tool (f), and (56) is a front cylinder in the vertical direction of the floor piece insertion tool (h). , Fixed to the front center of the machine frame (9). (57) is a frame-shaped front guide mounted on the front of the upper end of the machine frame (9) so as to be able to move up and down. (58) is a lower end of the piston rod (59) of the front cylinder (56) and the front guide (57). The front lifting platform is extended and fixed to both sides of the front lifting platform.
0) is an electromagnetic insertion / opening / closing jaw (i) that is expanded in a C-shape to transfer / open / close a jaw (g) of the horizontal rod (51).
And are arranged side by side in the left-right direction. And machine frame (9)
Upper and lower stoppers (61) and (62) of the front elevating platform (58) are provided on both sides of the middle of the upper front end.

(63) is a pedestal provided at the front end of the machine frame (9) so as to be able to be taken in and out and projected forward, (64) is a sensor mounted on the upper front of the machine frame (9), and (65) is a sensor. A mirror (66) is provided on the front end of the pedestal (63) so as to face the sensor (64).
3) A water supply pipe in the left and right direction that extends horizontally across the entire width. Although not shown, a large number of water supply ports are arranged at appropriate intervals on the lower surface, and a cock is provided on the right projection of the water supply pipe (66). (67) is provided and the right end of the water supply pipe (66) is connected to a water supply hose. (68) is an automatic planting panel feeder provided above the rear of the planting panel transport conveyor (d), (69) is an electric control box provided on the lower part of the machine frame (9), and (70) is an appropriate place on the ground. The compressor (71) is mounted on the lower part of the machine frame (9), which is an air control box of the compressor (70).

Although not shown, the contact piece (2
7), regulation switch (33), stoppers (37), (3)
8), stoppers (46), (47), stopper (5
Sensors are provided at 4), (55), stoppers (61), (62) and the like.

The positioning cylinders (19), (2)
0), the side cylinder (35), the upper cylinder (42), the lower cylinder (48), and the upper and lower cylinders (56) are each connected to the compressor (7
0).

The first motor (18) and the second motor (3
1), magnet sensors (22), (23), (24), transfer opening / closing clip (g), insertion opening / closing clip (i), positioning cylinders (19), (20), and side cylinder (3)
5), the electromagnetic switching valve of the upper cylinder (42), the lower cylinder (48), and the front cylinder (56), and the contact piece (27), the restriction switch (33), the stoppers (37), (38), and the stopper (46). ), (47), stoppers (54), (5)
5), sensors such as stoppers (61) and (62), sensors (64), an automatic air control mechanism in the air control box (71) and an electric circuit in the automatic electric control mechanism in the electric control box (69). Form.

The operation will be described. 6 on both sides of the front of the conveyor belt (16) of the nursery conveyor (c).
As shown in the figure, the nurseries (a) on both sides are
5) and the partition plate (26) are fitted and placed, and
As shown in FIG. 1, the nursery (a) is placed on both sides of the rear portion of the conveyor belt (16) in contact with the nursery (a).

On the other hand, the planting panel (b) is shown in FIGS.
As shown in FIG. 0, it is fitted between the planting panel guide rods (32) on both sides and placed on both side conveyors (30) of the planting panel transport conveyor (d), and as shown in FIG. They are juxtaposed with each other in the front-rear direction. On the other hand, FIG.
As shown in the figure, the planting panel (b) to be supplied is piled up in the automatic planting panel feeder (68).

Then, when the operation of the machine is started, the transport belt (16) rotates in the direction of the arrow in FIG. 4 from the rotating shaft of the first motor (18) via the roll shaft (17) and the driving roll (14). The seedbed (a) on the conveyor belt (16) is transferred forward.

Then, as shown in FIG.
When the front end of the abutment hits the abutment (27), the first
The power supply to the motor (18) is stopped, and the first motor (1) is turned off.
8) and the rotation of the transport belt (16) connected to the rotation shaft thereof is stopped, and the nursery (a) on the transport belt (16) is stopped at the above position to position the nursery (a). At this time, each floor piece (5) in the front end row of the nursery (a) is sandwiched between each holding rod (40) of the nursery holding tool (e) and each transfer opening / closing holding tool (g) of the floor piece transferring tool (f). Below the piece (53), each floor piece (5) in the second row from the front corresponds to a lower part of each stopper rod (41) of the nursery presser (e).

On the other hand, the double-sided conveyor (30) rotates in the direction of the arrow in FIG. 2 via the front rotary shaft (29) from the rotary shaft of the second motor (31), and the double-sided conveyor (30) rotates.
The upper planting panel (b) is transported forward.

As shown in FIG. 2, the holes (8) in the front end row of the planting panel (b) are connected to the regulating switches (3) on both sides.
According to the lifting rod (34) of (3), the lifting rods (34) of the regulating switches (33) on both sides are raised by the sensor and protrude into the holes (8) in the front end row of the planting panel (b) to perform planting. At the same time as positioning the panel (b), the second motor (3
1) The energization of the second motor (31) and the rotation of the chain conveyor (30) connected to the rotating shaft of the second motor (31) are stopped, and the planting panel (b) on the chain conveyor (30) is in the fixed position. The stationary planting panel (b) is positioned at rest. On the other hand, the lifting / lowering rod (34) of the regulation switch (33) descends and comes out of the hole (8) of the planting panel (b) and returns. At this time, each hole (8) in the front end row of the planting panel (b) corresponds to a lower part of each insertion opening / closing clip (i) of the floor piece insertion tool (h).

Next, the electromagnetic switching valve of the hose to the side cylinder (35) on both sides of the nursery presser (e) is switched to one by the sensor, and the side cylinder (3) on both sides of the upper hose is switched over.
Compressed air is supplied into the upper part of 5), and as shown in FIG. 14, the piston rod (36) and the base plate (39) of the side cylinder (35) are lowered, and the nursery (a) is moved by the respective holding rods (40). ), The center of the upper surface of each of the floor pieces (5) in the front end row is downwardly pressed by the respective retaining rods (41) on both sides of the upper surface of each of the floor pieces (5) in the second row from the front of the nursery (a). At the same time, the upper stopper (37) of the piston rod (36) comes into contact with the upper surface of the side cylinder (35), and the electromagnetic switching valve of the hose to the side cylinder (35) on both sides is switched to the neutral position by the sensor. The supply of the compressed air into the upper part of the side cylinder (35) stops, and the base plate (39) stops at the lowered position.

Next, the sensor switches the solenoid valve of the hose to the upper cylinder (42) of the floor piece transfer tool (f) to one side to supply compressed air into the upper part of the upper cylinder (42) from the upper hose. Then, as shown in FIG. 15, the piston rod (45) of the upper cylinder (42) and the upper guide (4)
3), the rear elevating platform (44), the lower guide body (50), the horizontal rod (51), and the transfer opening / closing clip (g) are integrally lowered to hold the transfer opening / closing clip (g) on both sides. 53) rush into the longitudinal cuts (2) on both sides of the third floor piece (5) in the floor piece (5) in the front end row of the nursery (a). At the same time, the upper piece of the upper guide (43) is
6) and the upper cylinder (42)
The electromagnetic switching valve of the hose is switched to the neutral position, the supply of compressed air into the upper part of the upper cylinder (42) stops, and the transfer opening / closing clip (g) stops at the lower position.

Next, all the transfer opening / closing clamps (g) are energized by the sensor to close both side clamping pieces (53) of the transfer opening / closing clamps (g), and both side clamping pieces (g) of each transfer opening / closing clamp (g). According to 53), each third floor piece (5) in the front end row of the nursery (a) is sandwiched.

Next, the sensor switches the solenoid valve of the hose to the lower cylinder (48) of the floor piece transfer device (f) to one side by a sensor, and supplies compressed air into the rear part of the lower cylinder (48) from the rear hose. Then, as shown in FIG. 16, the piston rod (52) of the lower cylinder (48) and the lower guide (5)
0), the horizontal rod (51), and the transfer opening / closing clip (g) advance integrally. Therefore, each holding rod (40) of the nursery holding member (e)
The bed pieces (5) in the front end row of the nursery (a) are held at the lower pressure by the respective retaining rods (41), while the bed pieces (5) in the second row from the front of the nursery (a) are held at the lower pressure. Since the third floor piece (5) in the front end row of (a) is transported forward while being sandwiched by the both-side grip pieces (53) of the transport opening / closing grip (g), the floor piece (5) The connecting pieces (4) at the upper and lower four corners are torn off, and only the floor piece (5) slides on the bent end of the holding rod (40) and is transferred forward, and the opening (28) of the abutment piece (27). , And forward and backward, as shown in FIG.
Is supplied between both side sandwiching pieces (60). At the same time, the rear piece of the lower guide (50) is
5) and the lower cylinder (48)
The electromagnetic switching valve of the hose is switched to the neutral position, the supply of compressed air into the rear of the lower cylinder (48) stops, and the transfer opening / closing clip (g) stops at the forward position.

Next, the insertion / opening / closing clip (i) is energized by a sensor to close both side clipping pieces (60) so that the floor piece (5) is clamped by the both side clipping pieces (60), and each transfer opening / closing piece (i) is opened and closed. The clip (g) is energized to open the clip pieces (53) on both sides thereof, and the clip pieces (53) on both sides are separated from each other on both sides of the floor piece (5).

Next, the electromagnetic switching valve of the hose to the front cylinder (56) of the floor piece insert (h) is switched to one by a sensor to supply compressed air into the upper part of the front cylinder (56). as shown in 17 each insertion opening forceps floor piece on both sides tongs part of (i) (60) the piston rod (59) (5), leaving the pinching each front cylinder (56), before the draft
The inner body (57), the front elevating platform (58), and the insertable opening / closing clamp (i) are lowered integrally, and the both-side sandwiching pieces (60) of each insertable opening / closing clamp (i) are the front end of the planting panel (b). Into each hole (8) of the row,
Planting panel (b) with floor piece (5) sandwiched by 0)
Of the floor piece (5) in all the holes (8) in the front end row of the planting panel (b). At the same time, the upper piece of the front guide body (57) is
At the same time, the electromagnetic switching valve of the hose to the front cylinder (56) is switched to the neutral position by the sensor, the supply of compressed air into the upper part of the front cylinder (56) stops, and the insertion opening / closing pinch (i) Stop at the lowered position.

Next, the sensor is energized by the sensor for inserting and closing the opening / closing clip (i) of the floor piece inserting tool (h), and the clip (60) on both sides of the inserting / closing clip (i) is opened to open the both-side clip (6).
Release the floor piece (5) pinched by step (0).

Next, the sensor switches the solenoid switching valve of the hose to the front cylinder (56) of the floor piece inserter (h) to the other side to supply compressed air into the lower part of the front cylinder (56). Then, with the floor piece (5) remaining in the hole (8) of the planting panel (b), the both-side sandwiching piece (60) of the insertable opening / closing clip (i) is inserted from the inside of the hole (8) of the planting panel (b). The piston rod (59) of the front cylinder (56)
The front guide (57), the front elevating platform (58), and the insertion opening / closing clamp (i) are integrally raised, and the front elevating platform (58) hits the lower stopper (62) and returns to the original ascending position shown in FIG. Return to. At the same time, the front cylinder (56)
The electromagnetic switching valve of the hose is switched to the neutral position, the supply of compressed air into the lower portion of the front cylinder (56) stops, and the insertion opening / closing clip (i) stops at the original raised position.

On the other hand , the upper cylinder (4)
The solenoid switching valve of the hose to 2) switches to the other side in the opposite direction to supply compressed air into the lower part of the upper cylinder (42), and the piston rod (45) of the upper cylinder (42) as shown in FIG. ), Upper guide (43), rear lift (4
4), the lower guide body (50), the horizontal rod (51), and the transfer opening / closing clip (g) ascend integrally, and the rear elevating platform (44) hits the lower stopper (47) to return to the original ascending position. I do. At the same time, the sensor switches the solenoid switching valve of the hose to the upper cylinder (42) to the neutral position, and the upper cylinder (4
The supply of the compressed air into the lower portion of 2) stops, and the transfer opening / closing clip (g) stops at the above-mentioned original ascending position.

The sensor switches the solenoid valve of the hose to the lower cylinder (48) of the floor piece transfer device (f) to the other side in the opposite direction to supply compressed air to the front of the lower cylinder (48), Lower cylinder (48) piston rod (5
2), the lower guide body (50), the horizontal rod (51), and the transfer opening / closing clip (g) move backward integrally, and the horizontal rod (51) hits the front stopper (54) and returns to the original state shown in FIG. Return to the rear position. At the same time, the lower cylinder (48)
The solenoid switching valve of the hose is switched to the neutral position, the supply of compressed air to the front of the lower cylinder (48) stops, the transfer opening / closing clip (g) stops at the original rear position, and the floor piece is transferred. The tool (f) returns to the original state shown in FIG.

On the other hand, the second motor (31)
And the chain conveyor (30) of the planting panel transport conveyor (d) rotates to transfer the planting panel (b) forward. When the holes (8) in the second row from the front of the planting panel (b) correspond to the lifting and lowering rods (34) of the restriction switch (33), the lifting and lowering rods (34) of the restriction switch (33) are similar to the above. There simultaneously to name the positioning of elevated planting panel (b) entered the second row of holes (8) in the above forward planting panel (b), planting panel conveyor (d) are stopped
Stop. Then, the raising / lowering rod (3
4) descends and returns .

Next, the electromagnetic switching valve of the hose to the front and rear positioning cylinders (19) and (20) is switched to one by the sensor, and the positioning cylinders (19) and (20) are switched.
Compressed air is supplied into the base of (1), and the nursery transport conveyor (c) with the nursery presser (e) moves leftward along the front and rear guide rods (11) via the piston rods (21). And the seedbed transport conveyor (c) is a floor piece (5).
Is moved by the width of the positioning cylinder (19), by the magnet sensor (22) of the front positioning cylinder (19).
The solenoid switching valve of the hose to (20) switches to the neutral position, the supply of compressed air into the bases of the positioning cylinders (19) and (20) stops, and the nursery transport conveyor (c) stops at the above-mentioned moving position. The floor piece (5) located on the right side of the torn and planted floor piece (5) in the front end row of the nursery (a) is located below the transfer opening / closing clip (g) of the floor piece transfer tool (f). Each corresponds.

Thereafter, the sensors and the magnet sensors (22) and (23) of the positioning cylinders (19) and (20) are sequentially arranged.
Operates in the same manner as above, and the nursery bed conveyor (c)
The floor pieces (5) of the front end row of the upper nursery (a) are intermittently and sequentially,
From the left, follow 1 described in the nursery (a) of FIG.
And the floor piece (5) is planted in the planting panel (b).
Is planted in the second row of holes (8) and the third row of holes (8) from the front.

When the floor piece (5) of the front end row of the nursery (a) is planted in the hole (8) of the planting panel (b), the side cylinders (35) on both sides of the nursery presser (e) are detected by sensors. 17), the solenoid switching valve of the hose is switched to the other side in the opposite direction to supply compressed air into the lower portion of the side cylinder (35).
As shown in the figure, the piston rod (3
6), upper and lower stoppers (37), (38), base plate (3
9), the holding rod (40) and the stopping rod (41) are integrally raised, and the lower stopper (38) of the lower cylinder (35) contacts the lower surface of the side cylinder (35).
The solenoid switching valve of the hose to 5) is switched to the neutral position, the supply of compressed air into the lower portions of the side cylinders (35) on both sides stops, and the base plate (39) stops at the above-mentioned raised position.

Next, the first motor (1) is detected by a sensor.
8) and feed the conveyor belt (1) of the nursery conveyor (c).
6) rotates to transfer the nursery (a) forward, and when the front end of the group of floor pieces (5) in the second row from the front of the nursery (a) hits the abutment (27), the sensor detects the above. In the same manner as described above, the power supply to the first motor (18) is stopped, and the transfer of the seedbed (a) by the transport belt (16) is stopped.

When the transfer of the nursery (a) is stopped, the sensor operates in the same manner as described above by the sensor, and the floor piece (5) located in the second row from the front of the nursery (a) and currently in the front end row.
Are sequentially planted in the holes (8) of the planting panel (b). However, at this time, the floor piece (5) of the front end row of the nursery (a) is used.
Nurse bed conveyor (c)
Are intermittently moved to the right sequentially from the state located on the left by the width of the floor piece (5), and the floor pieces (5) of the front end row of the nursery (a) are sequentially moved from the right to the nursery (a) in FIG. 3) described in
The pieces (5) are torn in the hole (8) of the planting panel (b) by tearing in the order of 2, 1.

The planting panels (b) on which the planting of the floor pieces (5) has been completed are sequentially sent out from the front end of the planting panel transport conveyor (d) onto the receiving table (63).

On the other hand, the floor piece (5) is a transfer opening / closing pinch (g).
Of the floor piece (5) by the compressing action of the sandwiching pieces (53) and (60) when sandwiched by the both-side sandwiching pieces (53) and the inserting and closing sandwiching tool (i). The impregnated water is extruded and falls, and the impregnated water in the floor piece (5) is in a shortage state, and the floor piece (5) with insufficient water is planted in the hole (8) of the planting panel (b). .

Therefore, the cock (67) of the water supply pipe (66)
Is opened, and water is dropped from a number of water inlets of the water supply pipe (66), so that the planting panel (b) is sent out by the planting panel transport conveyor (d) and moves forward on the receiving stand (63). The floor pieces (5) planted on the planting panel (b) were successively replenished with water from the water inlet of the water supply pipe (66), and all the floor pieces (5) of the planting panel (b) contained sufficient water. Finished in a state.

Therefore, every time a certain space is formed on the rear part of the conveyor belt (16) of the nursery conveyor (c), the nursery (a) is successively placed in the space, so that the planting panel (b) is formed. ) Are automatically and sequentially supplied to the planting panel transport conveyor (d) automatically by the planting panel automatic feeder (68) and into the holes (8) of the planting panel (b) of the floor piece (5) of the nursery (a). And the replenishment of water to the floor piece (5) of the planting panel (b) sent out onto the receiving stand (63) is mechanically and continuously performed.

If the removal of the planting panel (b) sent out onto the cradle (63) is delayed, if the planting panel (b) reaches the front end of the cradle (63), the removal is performed. The sensor (6) is shielded by the shielding of the mirror (65) by the planting panel (b).
4) operates, the power supply to the first motor (18) and the second motor (31) is automatically stopped, and the operation of the machine is stopped.

After that, if the planting panel (b) on the cradle (63) is removed, the sensor (64) works together with the action of the mirror (65), and the first motor (18) is automatically turned on. And the operation of the machine is restarted by energizing the second motor (31).

In order to reciprocate the bed transport conveyor (c) from side to side, the front positioning cylinder (19) with the magnet sensor (22) and the magnet sensors (23), (2)
4) Instead of the attached rear positioning cylinder (20), another left-right reciprocating operation mechanism may be used.

[0056]

The method and apparatus for automatic planting of hydroponic seedlings of the present invention have the following advantages.

(1) A nursery transport conveyor that rotates intermittently and reciprocally moves left and right and a planting panel transport conveyor that rotates intermittently are arranged side by side, and when both transport conveyors are stopped, the nursery transport conveyor moves to the left. Or, while moving to the right, the floor piece of the hydroponic nursery on the nursery transport conveyor is pinched and separated by the transfer opening / closing clip, transferred forward, supplied to the insertion / opening clip, and pinched by the insertion / opening clip. The planting is carried out downward by inserting into the hole of the transfer panel on the above-mentioned planting panel transfer conveyor and planting, and the above operation is sequentially repeated to mechanically continuously plant the floor piece of the hydroponic seedbed into the hole of the planting panel. Do. Therefore,

(A) A small number of people can work and save labor.

(B) Work time is shortened and work efficiency is improved. .

(C) Several floor pieces can be planted at a time to improve work efficiency.

(D) Expenses such as personnel expenses can be reduced and profits can be improved.

(E) It is practically useful because it can cope with large- and medium-scale management of vegetables and the like.

(F) Since the planting of the floor piece is mechanically inserted into the hole of the planting panel , the planting work of the floor piece can be performed uniformly from start to finish, and the accuracy of the planting of the floor piece can be obtained. The growth is all good.

(G) Since the planting work is automatically performed by the machine, the labor of the worker is reduced, and the worker is less fatigued even when working for a long time, which is beneficial in the work.

(H) Even in summer or the like when the temperature inside the house becomes high, the planting work of the floor pieces in the house can be easily performed.

(2) The floor piece is pinched by the transfer opening / closing clip, transferred forward and torn off, and the floor piece is pinched by the insertion opening / closing clip and transferred downward to be set in the hole of the planting panel. Therefore, the floor piece can be reliably cut off and planted without damaging the seedling of the floor piece, and there is no risk of hindering the growth of the seedling.

(3) A nursery presser is provided above the front end of the nursery transport conveyor to vertically lower the front end of the hydroponic nursery on the nursery transport conveyor, so that the hydroponic nursery on the nursery transport conveyor is provided . The floor piece at the front end of the hydroponic nursery bed is fixed by lowering the pressure with the nursery presser, and the floor piece of the hydroponic nursery can be reliably and satisfactorily pinched one by one by the transfer opening / closing clipper, torn off and transported forward.

(4) If a water supply pipe is provided above the rear part of the receiving stand in front of the conveyor for transferring the planting panel, the floor piece is planted, and the planting panel sent out onto the receiving table by the conveyor for transferring the planting panel transfers the water from the water supply pipe to the planting panel. Water is supplied, and the floor pieces of the above-mentioned planting panel are successively replenished with water, so that the floor pieces contain sufficient water, and the shortage of water contained in the floor pieces is prevented, thereby preventing damage to the seedlings and poor growth of the floor pieces, Can grow satisfactorily.

(5) If a mirror is provided at the front end of the receiving table in front of the planting panel transporting conveyor, and a sensor for stopping and restarting the operation of the machine is provided facing the mirror,
Even if the removal of the planting panel sent out onto the cradle by the planting panel transport conveyor might be delayed, the mirror automatically shields the planting panel, automatically operating the sensor and the machine operation. The planting panel which stopped and planted the floor piece does not fall from the cradle due to the carelessness of the worker and does not damage the seedlings planted on the planting panel. On the other hand, when the planting panel on the pedestal is removed, the operation of the machine is automatically resumed by the action of the sensor, and the operation is beneficial.

(3) The structure is simple and works smoothly and appropriately.

[Brief description of the drawings]

FIG. 1 is a side sectional view of an automatic planting machine for hydroponic seedlings showing one embodiment of the present invention.

FIG. 2 is an enlarged side sectional view of a main part of the above.

FIG. 3 is a front cross-sectional view of the transport section of the hydroponic nursery bed and the planting panel.

FIG. 4 is a side view of the nursery transport conveyor section.

FIG. 5 is a plan view of the same.

FIG. 6 is a front view of the same.

FIG. 7 is an exploded perspective view of a part of the hydroponic nursery bed holding portion.

FIG. 8 is a front view of the floor piece transfer unit, which is partially cut away.

FIG. 9 is a bottom view of the floor piece transfer tool.

FIG. 10 is a front view of a floor piece insertion portion.

FIG. 11 is a plan view of a part of a hydroponic nursery, partially cut away.

FIG. 12 is an upper sectional view of the same.

FIG. 13 is a plan view of the planting panel.

FIG. 14 is a side cross-sectional view of a main part in a state where the front end of the hydroponic nursery on the nursery transport conveyor is pressed down by a nursery press.

FIG. 15 is a side cross-sectional view of a main part in a state where floor pieces in a front end row of a hydroponic nursery on a nursery transport conveyor are held by a transfer opening / closing clip.

FIG. 16 is a side cross-sectional view of a main part in a state where the floor piece has been transported forward and supplied to an insertion opening / closing clip.

FIG. 17 is a side cross-sectional view of a main part in a state where the floor piece has been transferred downward and inserted into the hole of the planting panel.

[Explanation of symbols]

 a Hydroponic nursery bed b Planting panel c Nursery transport conveyor d Planting panel transport conveyor e Nurse holding tool f Floor piece transfer tool g Transfer opening / closing pinch h Floor piece inserting tool i Insertion opening / closing pinch tool 1 Seeding floor 2 Vertical cut 3 Cross cut 4 Connecting piece 5 Floor piece 6 Germination 7 Foam synthetic resin plate 8 Hole 9 Machine frame 10 Caster 11 Guide rod 12 Conveyor base 13 Support roll 14 Drive roll 15 Guide roll 16 Conveyor belt 17 Roll shaft 18 Deceleration first motor 19 Front positioning cylinder 20 Rear positioning cylinder 21 Piston rod 22 Magnet sensor 23 Magnet sensor 24 Magnet sensor 25 Guide piece 26 Partition plate 27 Abutment piece 28 Opening 29 Rotary shaft 30 Bladed chain conveyor 31 Reduction second motor 32 Planting panel guide rod 33 Regulation switch 34 Lifting rod 35 side cylinder 36 piston rod 37 upper Stopper 38 Lower stopper 39 Base plate 40 L-shaped presser rod 41 Stopper rod 42 Upper cylinder 43 Upper guide 44 Rear lift 45 Piston rod 46 Upper stopper 47 Lower stopper 48 Lower cylinder 49 Bearing 50 Lower guide 51 Horizontal rod 52 Piston rod 53 sandwiching piece 54 front stopper 55 rear stopper 56 front cylinder 57 front guide body 58 front lifting table 59 piston rod 60 sandwiching piece 61 upper stopper 62 lower stopper 63 receiving stand 64 sensor 65 mirror 66 water supply pipe 67 cock 68 automatic planting panel feeding machine 69 Electric control box 70 Compressor 71 Air control box

Claims (2)

(57) [Claims] A nursery transport conveyor intermittently rotating and reciprocating left and right, and an intermittently rotating planting panel transport conveyor are vertically arranged side by side. A hydroponic nursery is provided by the nursery transport conveyor, and a planting panel is provided by the planting panel transport conveyor. Respectively, and while the above-mentioned nursery transport conveyor and the fixed planting panel transport conveyor are stopped, the front end of the hydroponic nursery on the nursery transport conveyor is moved downward by a nursery presser that moves up and down.
Each of several floor pieces in the front end row of the hydroponic nursery bed is sandwiched by a transfer opening / closing clip, separated and transferred forward to be supplied to an insertion opening / closing clip, and then the supply floor piece is inserted into the insertion / opening clip. The seedling transfer conveyor is moved to the left or right by the width of the hydroponic nursery floor piece, while being pinched and transferred downward and inserted into the hole of the planting panel on the planting panel transfer conveyor for planting. The above-mentioned planting panel
The conveyor rotates by the interval before and after the hole in the planting panel, and
Next, in the same manner as above, the hydroponic nursery on the nursery transport conveyor
Separate the floor pieces next to the separated floor pieces in the front row
Planting in the hole of the planting panel on the conveyor
And the nursery transport conveyor moves to the left or right.
Planting panel conveyor Te rotates and planting floor piece of the front row of hydroponic nursery on the seedbed conveying conveyor ends above
The nursery presser is raised and the hydroponic nursery is transported forward by the nursery transport conveyor by the length of the floor piece, automatically and sequentially, in the front end row of the hydroponic nursery on the nursery transport conveyor.
A method of automatically planting hydroponic seedlings, wherein the planting action of the floor pieces in the seedling transport conveyor is repeated to plant the floor pieces of the hydroponic seedbed on the nursery transport conveyor in the holes of the planting panels on the planting panel transport conveyor. 2. A seedbed transfer conveyor for transferring a hydroponic nursery by intermittent rotation and reciprocating movement from side to side, and a planting panel transfer conveyor juxtaposed below the seedbed transfer conveyor and intermittently rotating to transfer a planting panel. Several transfer opening / closing tools which are located above the front end of the above-mentioned nursery transport conveyor, respectively sandwich and separate each of several floor pieces of the front end row of the hydroponic nursery on the nursery transport conveyor, and transport the same forward. The several pieces to be planted by being inserted in the holes of the planting panel on the planting panel transport conveyor while holding and moving down the floor piece which is located in front of the above-mentioned several transfer opening / closing clamps and lowered by the transport opening / closing clip. An insertion opening / closing pinch, an operating mechanism connected to the nursery transport conveyor and intermittently reciprocating the nursery transport conveyor in the left-right direction by the width of the floor piece of the hydroponic nursery, and the nursery transport core.
It is located above the front end of the conveyor and moves up and down to transport the nursery.
An automatic planting apparatus for hydroponic seedlings, comprising a nursery presser for lowering the front end of the hydroponic seedbed on a conveyor .