JPH0818689B2 - Seedling box stacking device for seeding box seeding box - Google Patents

Description

TECHNICAL FIELD The present invention relates to a seedling raising box stacking device for a seedling raising seedling device.

(Prior Art) Japanese Patent Application No. 60-197874 of the earlier application filed by the present applicant discloses in the take-out side of a transfer table having a device for supplying all or part of floor soil, seeds, covering soil, etc. to a nursery box. In the one provided with a right receiving frame and a left receiving frame for receiving and lowering the seedling raising box sent from the moving table, and a receiving stand for stacking the lowered seedling raising boxes one after another in its lower position, A seedling raising box stacking device of a seedling raising seeding device, in which a frame column and a frame column on the rear side of the cradle side are provided with fast-forwarding (driving) rollers, is described.

(Problems to be solved by the invention) In the prior art, when the nursery box is formed of synthetic resin and is deformed, the front end of the nursery box does not come in contact with the fast-forwarding roller and is not transferred. was there.

Therefore, the present invention ensures that even a deformed nursery box is brought into contact with the drive roller and transferred.

(Means for Solving the Problem) Therefore, according to the present invention, the take-out side 6 of the transfer table 1 having a device for supplying all or part of the bed soil, seeds, covering soil, etc. of the nursery box 7 is provided.
In the apparatus provided with a seedling raising box stacking device for receiving and lowering the seedling raising box 7 sent from the transfer table 1, a drive roller 57 is provided at the entrance of the seedling raising box stacking device, and the drive roller 57 is provided. A seedling raising box stage of a seedling raising seeding device provided with a freely rotating bullet roller 107 for pressing and holding the tip portion of the seedling raising box 7 whose upper end is deformed and the end portion is warped upward. It is a stacking device.

(Embodiment) An embodiment of the present invention will be described with reference to the drawings. Indicated at 1 is a transfer table, which is horizontally placed on the floor 2 by supporting legs 3 and 3. The transfer table 1 is publicly known, and is formed long in the transfer direction of the seedling raising box 7, and the transfer rolls 4 and 4 are attached at predetermined intervals. Since the transfer roll 4 is a transfer means of the seedling raising box 7, a transfer belt may be used instead of the transfer roll 4. 5
Is the supply side of the nursery box 7, 6 is the take-out side of the nursery box,
When the sheet is placed on the supply side 5, it is fed laterally toward the take-out side 6 by the transfer roll 4 rotated by the motor.

A bed soil supply device 8, a seeding device 9, a soil cover supply device 10, and the like are provided in this order on the transfer table 1. 11 is a bed soil supply device 8
The hopper, 12 is the feeding belt, 13 is the floor soil, and the floor soil in the nursery box 7 is between the floor soil supply device 8 and the seeding device 9.
A floor soil leveling brush 14 for leveling 13 is attached.

15 is the seed hopper of the seeding device 9, 16 is the feeding roll,
Reference numeral 17 is a seed, and a motor 18 for rotating the transfer roll 4 is provided between the seeding device 9 and the soil cover supplying device 10.

19 is the hopper of the soil covering device 10, 20 is the feeding belt,
21 is soil cover.

On the floor 2 which is an extension of the take-out side 6, a pedestal 22 of a stacking device for the seedling raising box 7 is provided. The cradle 22 has a plurality of retaining rings 23 as shown in FIG. The retaining rings 23 are arranged side by side so as to receive the front side, the center and the rear side of the nursery box 7, and receive the descending nursery box 7 on the upper surface of the retaining ring 23 by a stacking device.

A front right frame column 24, a rear right frame column 25, a front left frame column 26, and a rear left frame column 27 are provided on the front, rear, left, and right of the pedestal 22, and the upper right and lower of the front right frame column 24 and the rear right frame column 25 are rotated upward. The shaft 28 and the lower rotary shaft 29 are stopped.

The upper sprockets 30, 31 are located in front of and behind the upper rotary shaft 29.
Lower sprockets 32 and 33 are fixed to the lower rotating shaft 29, respectively, and a chain 34 is attached to the upper sprocket 30 and the lower sprocket 32, and an upper sprocket 31 and a lower sprocket 33.
Chain 35 is laid around each.

Similarly, as shown in FIG. 2, the front left frame post 26 and the rear left frame post 26
The upper rotary shaft 36 and the lower rotary shaft 37 are provided at 27, the upper sprocket 38 and 39 are provided at the front and rear of the upper rotary shaft 36, and the lower sprocket 40 and 41 are provided at the front and rear of the lower rotary shaft 37. , Chain 42 on upper sprocket 38 and lower sprocket 40, upper sprocket 39 and lower sprocket 41
Chain 43 is being laid around.

As shown in FIG. 3, a bevel gear 44 is fixed to the rear end of the rotary shaft 29, and a bevel gear 45 is attached to the bell gear 44.
Bite. The bevel gear 45 is fixed to the right end portion of the left-right rotating shaft 46 axially attached to the frame column 25 and the rear left frame column 27.

As shown in FIG. 2, the rotating shaft 46 has a bevel gear.
The bevel gear 47 is fixed, and the bevel gear 47 is engaged with the bevel gear 48 fixed to the rear end of the rotary shaft 37.

A sprocket 49 is fixed to the left end of the rotary shaft 46 (Figs. 1 and 6). On the sprocket 49, a chain 53 is hung around a sprocket 52 fixed to a drive shaft 51 of a loading / unloading motor 50. The chains 34 and 35 are provided with an L-shaped right receiving frame 54 when viewed in the front-rear direction. Right receiving frame 54 is 180
Two are provided with different phases. Similarly, a left receiving frame 55 is provided between the chains 42 and 43.

The right receiving frame 54 and the left receiving frame 55 rotate along with the chains 34, 35, 42, 43 rotated by the loading and unloading motor 50 and alternate with the other right receiving frame 54 and the left receiving frame 55, while moving from the transfer stand 1 sideways. The fed nursery boxes 7 are received from both sides and stacked on the receiving table 22.

The rear right frame pillar 25 and the rear left frame pillar 27 are located in the vicinity of the take-out side 6 of the transfer table 1, and the left and right rotating shafts 56 are mounted on the upper portions of the rear right frame pillar 25 and the rear left frame pillar 27. (Fig. 3). A drive roller 57 is fixed to the rotating shaft 56.

As shown in FIG. 6, a sprocket 58 is fixed to the left end of the rotary shaft 56 to which the drive roller 57 is fixed. A chain 61 is wound around the sprocket 58 between the sprocket 60 and a sprocket 60 fixed to the left end of a rotary shaft 59 provided below the rotary shaft 56.

A sprocket 62 is fixed to the end of the rotary shaft 59 on the outside of the sprocket 60, and a chain 66 wound around a sprocket 65 fixed to a drive shaft 64 of a fast-forwarding motor 63 is wound around the sprocket 62.

A drive fast-forward roll 67 is provided at a position closer to the supply side 5 than the drive roller 57.

The rotating shaft 59 has an arm rod 6 protruding toward the supply side 5.
Attach the bases of 8 and 68 rotatably. The width of the arm rods 68, 68 is narrower on the front end side than the middle portion in accordance with the interval between the frames 70, 70 of the transfer table 1. The arm rods 68, 68 have a left-right axis.
Shaft both ends of 72. A base of a support rod 74 is rotatably attached to the shaft 72. The support rod 74 rotates about the shaft 72, engages the engaging portion 75 at the tip of the support rod 74 with the shaft 76 of the transfer roll 4, and supports the arm rods 68, 68.

A rotation shaft 77 in the left-right direction is pivotally attached to the tip ends of the arm rods 68, 68, and a drive rapid feed roll 67 is fixed to the rotation shaft 77.

A sprocket 78 is fixed to a desired position of the rotary shaft 77, and a chain 80 is wound around the sprocket 78 and the sprocket 79 fixed to the rotary shaft 59.

The drive rollers 57 and 67 are the front end 81 of the preceding nursery box 7.
When it reaches the drive fast-forward roll 67, it is fast-forwarded to separate the portion indicated by the arrow a in FIG.

The drive rollers 57 and 67 are provided so as to have substantially the same height as the transfer roll 4 on the take-out side 6 of the transfer table 1.

A sprocket 83 is attached to the rotary shaft 82 of the center receiving ring 23 of the receiving ring 23, and a chain 87 wound around a sprocket 86 fixed to a drive shaft 85 of a transfer motor 84 is wound around the sprocket 83. To do. A sprocket 89 is attached to the rotary shaft 88 of the rearmost receiving ring 23, and a chain 91 wound around a sprocket 90 fixed to the shaft 82 is wound around the sprocket 89.

A transfer section 92 is provided on the front side of the cradle 22, and transfer rollers 93 are provided at predetermined intervals in the transfer direction of the nursery box 7 on the transfer section 92, and on the rotary shaft 94 of the rearmost transfer roller 93. Secures sprocket 95. The shaft 88 is attached to the sprocket 95.
The chain 97 wound around the sprocket 96 fixed to the above is wound.

When the front end 81 of the nursery box 7 approaches the driving fast-forwarding roll 67, it is fast-forwarded and supplied onto the right receiving frame 54 and the receiving frame 55, but the rear end 98 of the nursery box 7 separates from the drive roller 57. Then, switch 99 that the front end 81 contacts to the frame pillar 24,
It is provided in front of the front left frame pillar 26.

The switch 99 works in conjunction with the unloading motor 50, and when the switch 99 is turned on, the unloading motor 50 is energized,
The lower rotary shaft 29 and the lower rotary shaft 37 are rotated through the bevel gears 44 and 45 and the bevel gears 47 and 48, whereby the chain 34,
The chain 35, chain 42 and chain 43 are rotated to lower the seedling raising box 7. The right receiving frame 54 and the left receiving frame 55 are attached so as to support the seedling raising box 7 so as not to rotate downward. However, it is attached to the chain in a structure that can be rotated upward so as to be folded and raised.

100 is a switch for stopping the loading and unloading motor 50 that is rotating the right receiving frame 54 and the left receiving frame 55, the left receiving frame 55 is rotated upward, the next right receiving frame 54 and the left receiving frame 55 Is provided at a position where the seedling raising box 7 laterally transferred from the transfer table 1 can be received from both sides.

The right receiving frame 54 and the left receiving frame 55 are stacked one by one, and when n sheets are stacked, no more stacking is possible, so that they are moved laterally. For this reason, a switch is provided for detecting that n nursing boxes 7 are stacked.

The switch is a switch 101 which is turned on when the (n-1) th seedling raising box 7 is stacked, and a lower left receiving frame which is in contact with the switch 100 which is raised by the lowering of the nth raising seedling box 7. 55 is a switch 102 for detecting the n-th seedling-raising box 7 provided at a position where it comes into contact when the n-th seedling-raising box 7 is completely stacked on the receiving ring 23 of the pedestal 22. Switch 101 is n-1
So that it turns on when the first nursery box 7 is stacked,
It is provided on the side of the rear right frame pillar 25. The switch 102 is provided above the switch 100 so that it is turned on when the n-th seedling raising box 7 is stacked. Switch 101 and switch 10
When the two are turned on at the same time, the fact is notified to the transfer motor 84 to operate it.

Then, the transfer section 92 is provided with a switch 103 which comes into contact with and turns on when the group 7 of raising seedlings is transferred from the cradle 22.

When the switch 103 is turned on by itself, it stops only the transfer motor 84, and at the same time when the switch 101 and the switch 102 are turned on at the same time,
All the seedling box seeding devices such as the fast-forwarding motor 63, the unloading motor 50, the transfer motor 84, the floor soil supply device 8, the seeding device 9, and the soil cover supply device 10 of the transfer table 1 are stopped.

Then, on the inner surface of each of the rear right frame columns 25 and 27,
Seedling raising box guide guides 104, 1 that spread outward as they reach the rear
04 is provided (Figs. 8 and 9). The nursery box guide guide 10
The base of the arm 105 is attached to the 4 by the horizontal shaft 106, and the arm 1
Attach the elastic roller 107 to the tip of 05. 108 is a spring for urging the arm 105 to rotate downward, and the horizontal axis 106
To wind. Reference numeral 109 is a detent for stopping the rotation of the arm 105.

The landing roller 107 is provided above the driving roller 57, and the driving roller 57 allows the seedling raising box 7 to pass therebelow.
Make sure to transfer while sandwiching.

(Operation) Next, the operation will be described.

When the seedling raising boxes 7 are successively supplied onto the supply side 5 of the transfer table 1, the seedling raising boxes 7 are transferred by the transfer rolls 4 and receive the supply of the bed soil 13 when passing below the bed soil supply device 8,
The floor soil 13 is leveled by the floor soil leveling brush 14, and the seeding device 9
The seeds are supplied as they pass below and the water is irrigated by the irrigation device, and then the soil cover 21 is supplied below the soil cover supply device 10, and thus the sowing is completed (FIG. 1).

Then, the nursery box 7 approaching the take-out side 6 of the transfer table 1 is transferred to the drive fast-forwarding roll 67 and fast-forwarded. Guide 10
Since 4 and 104 are provided, the nursery box guide guide 10
It abuts the 4, 104 and is guided to the center (Fig. 10). The seedling raising box guide guide 104 is provided with an elastic roller 107 via an arm 105 which is biased downward by a spring 108. Since the elastic roller 107 is provided above the drive roller 57, the nursery box 7 pushes up the landing roller 107 upward and goes underneath, and the landing roller 107 and the drive roller 5
It is transported while being clamped by 7 and (Fig. 11). Therefore, the front end 81 of the nursery box 7 does not float and is reliably brought into contact with the drive roller 57 and transferred.

Then, the preceding nursery box 7 slides forward on the right receiving frame 54 and the left receiving frame 55, its front end 81 collides with the switch 99 and stops, and the rear end 98 of the nursery box 7 passes by the drive roller 57, Completely transfer onto the right receiving frame 54 and the left receiving frame 55 (No. 13
Figure).

When the switch 99 is turned on, the loading / unloading motor 50 is turned on, the right receiving frame 54 and the left receiving frame 55 are moved downward with the seedling raising box 7 placed, and finally the seedling raising box 7 reaches the receiving ring 23. When the right receiving frame 54 and the left receiving frame 55 collide with the retaining ring 23 or the stacked seedling raising box 7 when descending, both pivot like a combine pulling lug to escape upward and rotate 180 ° as it is. Then, the left receiving frame 55 collides with the switch 100, so that the loading / unloading motor 50 is turned off by the switch 100, and the rotation of the chain 34, chain 35, chain 42, chain 43 is stopped. In the meantime, another right receiving frame 54 and another left receiving frame 55 are switched to be ready to receive the nursery box 7.

Such an operation is repeated n-1 times to stack n-1 sheets on the receiving ring 23. Until now, the switch 101 and the switch 102 are not turned on at the same time. When stacked, the switch 101 is the n-1th nursery box 7
Then, when the next nth nursery box 7 comes into contact with the switch 99 in this state, when it descends and is completely stacked, the switch 100 switches to the switch 100. The other left receiving frame 55 that was in contact rises and comes into contact with the switch 102, turning on the switch 101 and the switch 102 at the same time.

When both switches 101 and 102 are turned on, the transfer motor
84 is turned on and the receiving ring 23 is rotated to transfer the stacked seedling raising box 7 to the transfer section 92 (Fig. 15). When the nursery box 7 group is transferred to the transfer section 92, the front end 81 of the nursery box 7 turns on the switch 103, stops only the transfer motor 84, and continues the nursery box 7 transferred from the transfer table 1. It is automatically stacked on the pedestal 22.

When the above operation is repeated and n seedling raising boxes 7 are stacked on the receiving ring 23, both the switch 101 and the switch 102 are turned on. Therefore, the apparatus is stopped according to the circuit diagram of FIG. To do.

(Effect) In the Japanese Patent Application No. 60-197874 of the earlier application filed by the applicant, the transfer side having the device for supplying all or part of the bed soil, seeds, cover soil, etc. to the nursery box is disclosed in the take-out side. In the one provided with a right receiving frame and a left receiving frame for receiving and lowering the seedling raising boxes sent from the transfer table, and a receiving stand for stacking the lowered seedling raising boxes one after another in the lower position, A seedling raising box stacking device of a seedling raising seeding device, in which a frame column and a frame column on the rear side of the cradle side are provided with fast-moving (driving) rollers, is described.

In the prior art, when the nursery box was made of synthetic resin and was deformed, the front end of the nursery box floated up and did not come into contact with the fast-forwarding roller, so that it might not be transferred.

Therefore, the present invention receives the descending seedling box 7 sent from the transfer table 1 on the take-out side 6 of the transfer table 1 having a device for supplying all or a part of the bed soil, seeds, covering soil, etc. to the seedling box 7 and descends. In the one provided with a seedling raising box stacking device, a drive roller 57 is provided at the entrance of the seedling raising box stacking device, and the upper end of the drive roller 57 is deformed so that the tip portion warps upward. The seedling raising box 7 is a deformed seedling raising box because it is used as a seedling raising box stacking device of a seedling raising seeding device provided with a freely rotating elastic roller 107 for pressing and holding the tip of the seedling raising box 7 downward. Is surely brought into contact with the drive roller 57 and can be stacked.

[Brief description of drawings]

1 is a vertical side view of the whole, FIG. 2 is a rear view of the stacking device of FIG. 1, FIG. 3 is a side view of the stacking device, FIG. 4 is a side view of an arm rod, and FIG. FIG. 6 is a perspective view of the power transmission mechanism, FIG. 7 is a sprocket mounting state diagram, FIG. 8 is a state diagram in which the stacking device is mounted on the transfer table, and FIG. FIG. 10, FIG. 10 and FIG. 11 are operation state diagrams of the elastic roller, FIG. 12 is a circuit diagram, and FIGS. 13 to 16 are operation state diagrams of the stacking device. Explanation of symbols 1 ... Transfer stand, 2 ... Floor, 3 ... Support legs, 4 ... Transfer roll, 5 ... Supply side, 6 ... Extract side, 7 ... Nursing box, 8 ...
… Soil supplying device, 9 …… Sowing device, 10 …… Soil supplying device, 11 …… Hopper, 12 …… Feeding roll, 13 …… Soil,
14 …… Soil leveling brush, 15 …… Hopper, 16 …… Feeding roll, 17 …… Seed, 18 …… Motor, 19 …… Hopper,
20 …… Feed belt, 21 …… Soil cover, 22 …… Receiving stand, 23 …… Retaining ring, 24 …… Frame pillar, 25 …… Frame pillar, 26 …… Frame pillar, 27 …… Frame pillar, 28… … Upper rotating shaft, 29 …… Lower rotating shaft, 30 …… Upper sprocket, 31 …… Upper sprocket, 32 …… Lower sprocket, 33 …… Lower sprocket, 34 …… Chien,
35 …… Chain, 36 …… Upper rotary shaft, 37 …… Lower rotary shaft,
38 …… Upper sprocket, 39 …… Upper sprocket, 40
...... Lower sprocket, 41 ...... Lower sprocket, 42 ...
… Chain, 43 …… Chain, 44 …… Bevel gear, 45 …… Bevel gear, 46 …… Rotating shaft, 47 …… Bevel gear, 48 …… Bevel gear, 49 …… Sprocket, 50 …… Shiping / unloading motor, 51… … Drive shaft, 52 …… sprocket, 53 …… chain, 54 …… right receiving frame, 55 …… left receiving frame, 56 …… rotating shaft, 57…
… Drive roller, 58 …… sprocket, 59 …… rotating shaft,
60 …… sprocket, 61 …… chain, 62 …… sprocket, 63 …… fast forward motor, 64 …… drive shaft, 65 …… sprocket, 66 …… chain, 67 …… drive fast forward roll, 68
...... arm rod, 70 …… frame, 72 …… axis, 74 …… support rod,
75 ... Engaging part, 76 ... Shaft, 77 ... Shaft, 78 ... Sprocket, 79 ... Sprocket, 80 ... Chain, 81 ... Front end,
82 …… Rotary shaft, 83 …… Sprocket, 84 …… Transfer motor, 85 …… Drive shaft, 86 …… Sprocket, 87 …… Chien, 88 …… Rotary shaft, 89 …… Sprocket, 90 …… Sprocket, 91 …… Chain, 92 …… Transfer part, 93 …… Transfer roller, 94 …… Rotary shaft, 95 …… Sprocket, 96 …… Sprocket, 97 …… Chain, 98 …… Rear end, 99 …… Switch, 100 ...... Switch, 101 ...... Switch, 102 ...... Switch, 103 ...... Switch, 104 ...... Nursing box guide guide, 10
5 ... Arm, 106 ... Horizontal axis, 107 ... Landing roller, 108
…… Spring, 109 …… Stops rotation.

Continuation of the front page (56) References JP-A-61-119520 (JP, A) JP-A-61-58507 (JP, A) JP-A-61-130112 (JP, A) Actual development Sho-62-105934 (JP , U) Actually developed 63-101014 (JP, U)

Claims (1)

[Claims] 1. The receiving side 6 of the transfer table 1 having a device for supplying all or part of the bed soil, seeds, covering soil, etc. to the seedling box 7 receives the seedling box 7 sent from the transfer table 1 and descends. In the one provided with a seedling raising box stacking device, a drive roller 57 is provided at the entrance of the seedling raising box stacking device, and the upper end of the drive roller 57 is deformed so that the tip portion warps upward. A seedling raising box stacking device of a seedling raising seeding device provided with a freely rotating elastic roller 107 for pressing and holding the tip of the seedling raising box 7 below.