JP2000166318A - Apparatus for handling seedling raising box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an apparatus which can handle a seedling raising box of different size. SOLUTION: This apparatus for handling a seedling raising box is provided with a transfer section 3 for transferring the box, and at least one of a device 5 for putting soil in the box and device 7 for sowing the seeds in the box, wherein the transfer section 3 is provided with a box guide which guides the box while in contact with the box sides in the width direction and can be freely adjusted for its guiding position in accordance with the box dimensions in the width direction, and the device 5 or 7 can be freely adjusted for its working width in accordance with the box dimensions in the width direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a nursery box,
The present invention relates to a nursery box operation device that performs floor soiling, seeding, soil covering, and the like.

[0002]

2. Description of the Related Art Conventionally, as a nursery box operation device for sowing, there is known a seedling box working device for supplying flooring or covering soil, a seeding machine, a watering machine, and the like arranged on a transport section. In such an apparatus, a series of operations on the seedling box, such as flooring, watering, sowing, and covering the soil, are performed by the seedling box being transported by the transport unit.

Here, a nursery box is conventionally 580 m
m × 280 mm was common, but 580 mm ×
Narrow nursery boxes as narrow as 190 mm have also been used.

[0004]

However, in the conventional nursery box working apparatus, only a nursery box of a predetermined size can be accommodated, and no nursery box of a different size can be accommodated. Therefore, in order to work on the seedling boxes of different sizes, it is necessary to prepare a working device for each size of the seedling boxes.

The present invention has been made in view of such a problem, and an object of the present invention is to provide a nursery box working device which can respond to a nursery box having a different size by itself.

[0006]

The present invention takes the following technical means to achieve the above object. That is, the feature of the present invention is provided with a transport unit for transporting the nursery box, on the transport unit, a soil placement machine for soiling the seedling box to be transported,
Or in a seedling box working device provided with at least one of a seeding machine that sows a seedling box to be transported, the transport unit is a box that guides the seedling box in contact with a width direction end of the seedling box to be transported. The box guide is provided with a guide, and the position of the guide can be adjusted in accordance with the width dimension of the seedling box to be conveyed, and the soil placement machine or the seeding machine operates according to the width dimension of the seedling box to be conveyed. The point is that the width is adjustable.

According to this configuration, by adjusting the box guide and the working width of each work machine according to the size of the seedling raising box, it is possible to cope with seedling raising boxes of different sizes.
The box guide may include a fixed guide fixed to both ends in the width direction of the transport unit and an intermediate guide detachably provided at an intermediate position between the fixed guides. In this case, when the intermediate guide is mounted, the nursery box can be regulated and guided by the intermediate guide and one fixed guide. That is, it can correspond to a small-sized nursery box. When removing the intermediate guide, the nursery box can be regulated and guided by both fixed guides. That is, it can correspond to a seedling box of a large size.

Further, the intermediate guide may be provided so as to be movable and fixed in the width direction of the transport section. In this case, by moving the intermediate guide to adjust the position, it is possible to accommodate seedling boxes of various sizes. Further, in the present invention, at least a soil burying machine is provided on the transporting unit, the soil burying machine includes a belt conveyor disposed above the transporting unit, and a belt conveyor for storing soil above the belt conveyor. And a soil hopper on which the soil is placed. The lower discharge port of the soil hopper can be adjusted in size in the width direction of the transport unit. In this case, by adjusting the size of the lower discharge port of the soil hopper according to the size of the seedling raising box, an appropriate amount of soil can be supplied to the seedling raising box, and there is no waste of soil.

Further, in the present invention, at least a sowing machine is provided on the transfer section, and the sowing machine is provided with a feeding recess having a feeding recess for storing seeds one by one and feeding the seeds into a seedling raising box above the transfer section. And a seed hopper that stores the seeds above the feeding roll and supplies the seeds to the feeding roll side, and a lower outlet of the seed hopper is capable of freely adjusting its size in the width direction of the transport unit. It can be assumed that it is. In this case, by adjusting the size of the lower discharge port of the seed hopper according to the size of the seedling raising box, an appropriate amount of seeding can be performed.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a seeding facility 1 as a seedling box working device. The seeding equipment 1 includes a nursery box 2
Transporting unit 3 for mounting and transporting the same, a support base 4 of the transporting unit 3,
It is composed of a soil placement machine 5, a corner press 6, a seeding machine 7, and a watering machine 8 which straddle the seedling box transfer passage of the transport section 3.

The support frame 4 has a pair of left and right parallel frame frames 10 and a plurality of support legs 11.
As shown in FIG. 2, the transport unit 3 includes a plurality of roller shafts 14 and rollers 15 pivotally supported at a distance between a pair of left and right gantry frames 10 and a roller motor (not shown). And a sprocket 16 for transmitting power to the motor 14 and a chain 17. The sprocket 1
Reference numeral 6 denotes one end of the roller shaft 14 in the axial direction, which is disposed in the gantry frame 10, and a chain 17 is also disposed in the gantry frame 10.

As shown in FIG. 3, the roller 15 includes a first roller 15a provided at one end in the axial direction of a roller shaft 14, and a second roller 15 provided at the other end in the axial direction.
b, and a third roller 15c is provided at an intermediate position between the rollers 15a and 15b and at a position further from the second roller 15b. The first roller 15a and the second roller 15b are used to support and transport both ends in the width direction of the wide seedling raising box 2a from below.
The 5a and the third roller 15c are for supporting and transporting both ends in the width direction of the narrow seedling raising box 2b from below.

These rollers 15a, 15b, 15c
By fitting a C-ring 20 into a groove 19 formed in an appropriate position on the roller shaft in the circumferential direction,
Has been kept from. In the conventional roller 15, only two (only the rollers 15a and 15b) are provided on one roller shaft 14, but by providing three rollers, the seedling box 2 can be either wide or narrow. Supporting both ends in the width direction enables reliable conveyance. Therefore, it is possible to accommodate seedling boxes of different sizes. The roller 15
Can be further added.

The gantry frame 10 is a wide nursery box 2
A plays a role of a box guide (fixed guide) that guides the seedling raising box in contact with the width direction end of the seedling raising box 2a. That is, the widthwise side portion of the seedling raising box 2a conveyed by the rollers 15 is in contact with the opposing surfaces of both gantry frames 10, and the seedling raising box 2a is guided in the conveying direction. In addition, a regulation guide 21 is separately provided as a fixed guide at an appropriate position in the transport direction on the upper part of the gantry frame 10.

As shown in FIG. 2 and FIG. 4, for the seedling raising box 2b having a narrow width, one of the gantry frames 10 and a regulating section 22 which is detachable from the transport section 3 are provided with a box guide (intermediate section). Guide). The restricting portion 22 includes a restricting guide plate 23 parallel to the gantry frame 10, and mounting brackets 24 provided at both longitudinal ends of the guide plate 23.
And a U-shaped bolt 25 for attaching the bracket 24 to the shaft 14.

The mounting bracket 24 is formed in an L-shape when viewed from the side, and the guide plate 23 is mounted on an upwardly directed piece 24a thereof with bolts and nuts. Also, axis 1
4 is sandwiched between the bracket 24 and the curved portion of the bolt 25, and is fixed by fastening a nut 26 to the bolt 25. As described above, when the regulating unit 22 is mounted on the transport unit 3, the regulation width is narrower than when the nursery box 2a is regulated by the two frame frames 10, and the nursery box 2b is narrow.
Can be reliably guided without disturbing the transport state.

Further, since the regulating portion 22 is attached to the shaft 14 with the bolt 25 and the nut 26, it can be removed from the shaft 14. By removing the regulation part 22, it is possible to correspond to the wide seedling raising box 2a. Further, if the fastening state of the bolt 25 and the nut 26 is loosened, the guide plate 23
Can be moved in the width direction of the transport unit 3, and the regulating unit 2 can be moved.
Also, the regulation width can be changed by the movement of 2 to accommodate seedling boxes 2 of different sizes.

FIG. 5 shows extension portions 29 provided at both ends in the transport direction of the transport portion 3. The extension section 29 also transports the seedling raising box 2 in the same manner as the transport section 3.
9, the power for transporting the seedling raising box 2 is
0 or axis 1 spanned between left and right extension frames 30
The power is transmitted by an endless belt 33 wound around a pulley 32 rotatably provided on the motors 4 and 31. That is,
Shaft 14 that is driven to rotate by a chain 17 from a motor
Drives the belt 33 via the pulley 32. The belt 33 is disposed so as to support the lower part of the seedling raising box 2.
Is transported.

The shaft 3 is provided between the extension frames 30.
In addition to 1, a connecting rod 35 is disposed. In the extension part 29, the restriction part 22 is provided for the connecting rod 35. It should be noted that such a connecting rod 35 may be provided in the transport unit 3, and the restricting unit 22 may be provided for the connecting rod 35. The soil placement machine 5 is used to supply floor or cover soil in the nursery box 2 in synchronization with its movement. As shown in FIG. 6, the earthmoving machine 5 includes a body 37 mounted on the left and right gantry frames 10, a soil hopper 38 provided on the upper part of the body 37 and storing soil, and a soil hopper 38. And a conveyor section 39 provided below.

The conveyor section 39 is constructed by winding a belt 41 around a front and rear roller 40 which rotates around an axis in the left-right direction. The soil hopper 38 has a supply port 42 for supplying soil at an upper portion thereof, and a conveyor portion 39 at a lower portion thereof.
Has a discharge port 43 for discharging soil. As shown in FIG. 7, the soil hopper 28 has left and right side walls 45, and rubbers at the lower ends of these side walls 45 for preventing soil from spilling from between the conveyor portion 39 and the lower end of the side walls 45. Plates 46 are respectively attached. In this way, the lower ends of the side walls 45 form the soil discharge ports 43. The discharge port 4 formed by such side walls 45
The width dimension 3 corresponds to the wide seedling raising box 2a.

As shown in FIG. 8, one side wall 45 of the soil hopper 38 corresponds to the narrow seedling raising box 2b conveyed by the regulating part 22 to one side in the width direction of the conveying part 3. An outlet adjusting member 4 for narrowing the outlet 43 in the width direction.
8 is detachably attached. The discharge port adjusting member 48 has a mounting means whose upper part 48 a is formed in a hook shape, and the upper part 48 formed in a hook shape is hooked on the upper end of the side wall 45, whereby the discharge adjusting member 4 is formed.
8 can be attached to the soil hopper 38.

The outlet adjusting member 48 has an inclined portion 48b directed downward and inward at a middle part in the vertical direction, and a rubber plate 49 for preventing spillage is attached to a lower end of the adjusting member 48. ing. That is, the narrow outlet 43 is formed between the lower end of the outlet adjusting member 48 and the lower end of the other side wall 45. Thus, soil can be appropriately supplied to the narrow nursery box 2b.

In addition, a positioning member 51 for positioning with respect to one side wall 45 is provided below the outlet adjusting member 48. This positioning member 51
The bracket 52 includes a bracket 52 provided so as to extend from the lower portion of the discharge port adjusting member 48 toward the one side wall 45, and a bolt 53 abutting on the one side wall 45 at the tip of the bracket 52. The contact of the bolt 53 with the one side wall 45 prevents the discharge port adjusting member 48 from being deformed by the weight of the soil, and the size of the discharge port 43 can be kept constant. Further, the bolt 53 is screwed with a nut 54 provided on the bracket 52 side, and by rotating the bolt 53, the protrusion amount of the bolt 53 with respect to the bracket can be adjusted. By adjusting the amount of protrusion of the bolt 53, one of the side walls 45 and the discharge port adjusting member 48 are adjusted.
Since the interval between the lower ends can be adjusted, the size of the outlet in the width direction can be adjusted after all. Therefore, by adjusting the bolt 53, it is possible to cope with the seedling raising boxes 2 having different dimensions in the width direction.

Further, the outlet adjusting member 48 is connected to the soil hopper 38.
, A wide supply port 43 as shown in FIG. 7 is obtained. A pressure-reducing roller 56 is provided on the front side (the right side in FIG. 6) in the transport direction of the earth-moving machine. The pressure reducing roller 56 is for holding soil in the seedling raising box 2, and is supported by left and right arms respectively attached to the left and right frame frames 10 so as to be rotatable about a horizontal axis.
8 attached. The shaft 58 is provided so as to be rotationally driven by obtaining power from a chain 17 for rotating the roller 15 of the transport unit 3.

On the shaft 58, both a long pressure reduction roller 56a for the wide seedling raising box 2a and a pressure reduction roller 56b for the narrow seedling raising box 2b can be mounted. That is, axis 5
8, circumferential grooves 59 are formed at positions corresponding to both longitudinal ends of the pressure-reducing rollers 56 a and 56 b, and a shaft 58.
The pressure reducing rollers 56a and 56b are inserted through
By fitting the C-rings 60a and 60b to the shafts 59, the pressure-reducing rollers 56a and 56b are prevented from coming off the shaft 59.

The groove 59 is formed at three places on the shaft 58. One of the grooves 59 is formed at one end of the shaft 58 and is commonly used by the long roller 56a and the short roller 56b (of the C ring 60b). The other is a groove 59 used for the long roller 56a,
Still another is a groove (C) used for the short roller 56b.
(A groove in which the ring 60a is fitted).

Therefore, when the wide seedling raising box 2a is used, the long roller 56a is mounted on the shaft 58, and when the narrow seedling raising box 2b is used, the short roller 56b is mounted.
Can be adapted to the seedling raising boxes 2 of different sizes. The groove 59 may be provided in a larger number so as to be able to accommodate seedling boxes 2 of various sizes.

The corner press 6 presses the raised portions of the soil near the front wall and the rear wall of the seedling raising box 2 supplied with the soil by the soil placement machine from above to level the same. It is. The corner press 6 has a support frame 62 erected on the left and right gantry frames 10 of the transport unit 3 and a pair of front and rear horizontal shafts 63F and 63R supported by the support frame 62. Horizontal axis 63 before and after this
As shown in FIG. 10, front and rear pressing members 64F and 64R having an L-shape in a side view are pivotally supported by F and 63R. Although not shown, these holding members 64F and 64R operate so as to press the raised portion of the seedling raising box 2 conveyed to the corner press 6 by an appropriate mechanism such as a spring and a link.

That is, when the seedling raising boxes 2 to which the soil is supplied are arranged in the transport direction and sequentially transferred to the corner press 6, the rear wall of the preceding seedling raising box 2 contacts the lower part of the front holding member 64F. Then, the front holding member 64F swings forward about the front horizontal axis 63F, and the raised portion of the soil near the rear wall of the preceding seedling raising box 2 is pressed by the lower end of the front holding member 64F. By the swinging operation, the rear holding member 64
R swings forward, so that the lower end of the rear holding member 64R presses the rising portion of the soil near the front wall of the seedling raising box 2 on the trailing side.

The holding members 64F and 64R are provided to accommodate both the narrow seedling raising box 2a and the wide seedling raising box 2b.
As shown in FIG. 10, a pressing member main body 65 formed by cutting out a lower portion at one end in the width direction,
And an auxiliary plate 66 which is detachably mounted so as to complement the notch. The holding member body 6
The lower part of 5 has a size substantially corresponding to the widthwise size of the narrow seedling raising box 2b so as to enter the narrow seedling raising box 2b and press down the soil. Therefore, when holding the narrow seedling raising box 2b with the soil, the auxiliary plate 66 may be removed and used.

Further, the auxiliary plate 66 is held by the holding member body 6.
5 is attached with bolts and nuts, etc.
The lower portion of the F, 64R has a size substantially corresponding to the width dimension of the wide seedling box 2a so that it can enter the wide seedling box 2a and press down the soil. Therefore, when holding the wide seedling box 2a, the auxiliary plate 66 may be attached to the main body 65 for use.

By preparing a plurality of auxiliary plates 66 having different width dimensions, it is possible to accommodate seedling boxes of various sizes. Seeding machine 7
Has a seeding frame 69 formed by a pair of left and right side plates 69A and the like mounted on the left and right gantry frames 10 of the transport unit 3 as shown in FIG. A seeding hopper 70 is mounted on the upper part of the frame 69,
A roll unit 71 is inserted from the rear and attached detachably below the hopper 70 in 9.

The roll unit 71 includes left and right side plates 73.
And a plurality of connecting portions 7 connecting the left and right side plates 73.
The support frame 75 is formed by 4 or the like, the roll shaft 76 is rotatably supported on the left and right side plates 73 via bearings, and an arc-shaped feeding guide 77 is attached. A cylindrical feed roll 79 is fixed to the roll shaft 76. The roll shaft 76 is driven to rotate by receiving power from the chain 17 that drives the transport unit 3, and rotates the feeding roll 79.

As shown in FIG. 12, the seeding hopper 70
Has a supply port 81 for supplying seeds at an upper portion thereof, and a discharge port 82 for discharging the seeds to a feeding roll 79 at a lower portion thereof. The seeding hopper 70 has left and right side walls 8.
3, these side walls 83 rise vertically from the lower part, and incline to the right and left outward at the middle part in the vertical direction.
And is formed so as to rise vertically from the upper end of the halfway portion 83.

On one side wall 83, an outlet adjusting member 85 for narrowing the outlet 82 in the width direction corresponding to the narrow nursery box 2b conveyed by one side of the conveying section 3 in the conveying direction is attached and detached. Mounted freely. The upper portion of the outlet adjusting member 85 can be attached above the middle portion 83a of the side wall 83 by a bolt 86 and a nut 87.

The discharge port adjusting member 85 has a downwardly inwardly inclined portion 85a at an intermediate portion in the vertical direction. The inclined portion 85a is partially supported by the middle portion 83a of the side wall. When the discharge port adjusting member 85 is mounted on the hopper 70, the discharge port 8
Since 2 becomes narrower in the width direction, it is possible to discharge an amount of seeds suitable for the narrow nursery box 2a conveyed to one side in the width direction. When the outlet adjusting member 85 is detached, the width of the outlet 82 in the width direction becomes the lower interval between the side walls 83 and becomes wider. Therefore, it is possible to discharge seeds in an amount suitable for the wide seedling box 2a.

When the narrow seedling raising box 2a is used,
As the roll unit 71, a unit corresponding to the narrow seedling raising box 2a as shown in FIG. 13 is used. In the roll unit 71, the feeding recess 89 formed on the surface of the feeding roll 79 is not formed at one axial end of the feeding roll 79. That is, one end side in the axial direction of the feeding roll 79 is a non-forming portion 90 where the feeding recess 89 is not formed. The feed-out recess 89 is provided for the seeds discharged from the hopper 70 to enter the seedling raising box 2 for being fed out. The non-forming portion 90 is formed corresponding to a portion where the discharge port adjusting member 85 is attached to the hopper 70 and the seed is not supplied from the hopper 70.

As described above, by using the outlet adjusting member 85 and the roll unit 71 shown in FIG. 13, the seeding corresponding to the narrow seedling raising box 2b can be performed. When the wide seedling box 2a is used, the outlet adjusting member 85 is removed from the hopper 70, and the roll unit shown in FIG. 13 is further removed.
May be mounted on the seeding machine 7.

That is, the roll unit 7 shown in FIG.
1 is a feeding recess 89 in which the feed outlet adjusting member 85 is removed and seeds discharged from the widened portion of the outlet 82 of the hopper 70 are also fed out. 89. Therefore, the seedling box 2a can be appropriately seeded.

The watering machine 8 includes left and right side plates 92 and a top plate 93 erected on the gantry frame 10 and a plurality of connecting portions 9.
4 constitutes the frame 95. Reference numeral 97 denotes a pair of front and rear sprinkler pipes, which are spaced apart in front and rear and are arranged in parallel with each other. Reference numerals 100 and 101 denote a pair of left and right connecting pipes. One connecting pipe 100 is a pipe joint 103 made of vinyl chloride, a chemical mixing nozzle 104, a strainer 105, and a hose 10.
It is connected via 6 to a water tap or a water supply of a pump. An opening and closing cock 108 is provided on the strainer 105, and an electromagnetic switching valve 109 is provided between the medicine mixing nozzle 104 and the strainer 105.
Is connected to a water pressure gauge 110.

When the nursery box 2 is carried into the watering machine 8, the limit switch detects and the water is passed through the solenoid valve 109.
Water is discharged from the watering pipe 97. The water sprinkling pipe 97 is detachably provided on the frame 95, and the water sprinkling pipe 97 shown in FIG. 17 and the water sprinkling pipe 97 shown in FIG. 18 can be selectively attached. The watering pipe 97 in FIG.
Is formed over substantially the entire length of the watering pipe 97, and is suitable for irrigating the wide seedling raising box 2a. On the other hand, the water sprinkling pipe 97 in FIG. 18 corresponds to the narrow-growth seedling box 2b conveyed toward one side in the width direction of the conveying unit 3,
The water sprinkling hole 98 is not formed at one longitudinal end of the water sprinkling pipe 97.

FIGS. 19 and 20 show the rotating brush device 11.
2 is shown. As shown in FIG. 1, the rotary brush device 112
The seedlings placed on the side walls of the seedling raising box 2 are dropped by rotating the brush, or the floor or cover soil supplied to the seedling raising box 2 is leveled by rotating the brush. . Therefore, the rotating brush device 112 is installed on the downstream side in the transport direction of the soil placement machine 5 and the seeding machine 7.

The rotary brush device 112 has a U-shaped frame 115 in which the upper portions of a pair of left and right side walls 113 are connected by a top plate 114. A rotating brush 116 having a horizontal axis is provided between the left and right side walls 113,
The rotating brush 116 is formed by implanting innumerable bristles on the peripheral surface of the cylindrical body 117. Above the rotary brush 116, an intermediate support plate 118 is provided between the left and right side walls 113 to form a closed space above the frame 115. A motor 119 is provided on the intermediate support plate 118. The motor 119 drives the rotary brush 116 via a transmission mechanism 120 to rotate. The transmission mechanism 120 is disposed in a storage section 121 attached to one side wall 113. This storage section 121
The output shaft 123 of the motor 119 and one end 124a of the rotating shaft 124 of the rotating brush are located in the inside, and the sprocket 125 attached to the output shaft 123 and the rotating shaft 1
The transmission mechanism 120 is constituted by a chain 127 wound around a sprocket 126 attached to the transmission 24.

As described above, since the rotating brush device 112 is provided with the motor 119, independent driving is possible without obtaining power from the transport unit 3 or the like. The left and right side walls 11
The lower end 113a of each of the three is bent outward to the left and right, and a pair of front and rear holes are formed in each lower end 113a. A pair of screw rods 129 installed on the left and right gantry frames 10 are inserted into these holes, respectively. The screw rods 129 are provided so as to extend upward from the substrate 130 fixed on the gantry frame 10. These screw rods 129 are inserted into the holes, and are tightened with the wing nuts 131 from above and below the lower end 113 a. As a result, the rotating brush device 116 is mounted on the transport unit 3.
Thus, the lower end 113a and the wing nut 131 constitute a mounting portion for removably mounting the frame 115 to the transport unit 3. Then, the screw rod 129 and the substrate 130
Are provided at appropriate locations in the transporting section 3 so that the rotating brush device 112 can be installed at that position.

Further, the substrate 130 provided with the screw rod 129 is not fixed to the gantry frame 10, but the substrate 130 can be attached to and detached from the gantry frame 10 with bolts and nuts. It may be a mounting section for mounting to the transport section 3. In the seeding equipment 1 as shown in FIG. 1, in order to perform a series of operations of floor soil, irrigation, sowing, and covering soil, first, an empty seedling box 2 is transported from one end side (right side in FIG. 1) of the transport unit 3. Then, floor soil is supplied to the seedling raising box 2 by the soil placement machine 5. Then, the sheet is conveyed as it is to the other end side (the left side in FIG. 1) of the conveying section 3 (outbound path). Next, the nursery box 2 is transported from the other end of the transport section 3 in the direction opposite to the outward path (return path), and the irrigation machine 8, the seeding machine 7, and the soiling machine 5 sequentially perform watering, sowing, and soil covering. Is completed. Thus, in the seeding equipment of FIG. 1, the soil burying machine 5 is used for both floor soil and cover soil supply.

Therefore, the rotating brush device 112
Is installed on the downstream side of the seedling box 2 in the transport direction of the soil placement machine 5 (the left side of the soil placement machine 5 in FIG. 1). In the return trip of the seedling raising box 2, the seedling box 2 is installed on the downstream side in the transport direction of the soiling machine 5 (right side of the soiling machine 5 in FIG. 1) or on the downstream side in the transport direction of the seeding machine 7 (right side of the seeding machine 7 in FIG. 1). You.
Since the rotating brush device 112 is detachable from the transport unit 3, the installation position is changed between the outgoing path and the return path of the seedling raising box 2, so that one device 112 can be used to remove the floor soil and cover the soil. It is economical because it can do both. Also, when installing the device 112 in the transport unit, the motor 11
9 is independent, and it is not necessary to obtain power from the transport unit 3, so that the attaching / detaching operation is easy.

Further, the rotating brush device 112 can adjust the height of the rotating brush 116 with respect to the transport unit 3 by changing the tightening position by the wing nut 131 to an arbitrary position in the vertical direction of the screw rod 129. . In addition,
The present invention is not limited to the above embodiment.
For example, the seedling raising box working device of the present invention also includes a soiling machine without a seeding machine.

[0048]

As described above, according to the present invention,
One nursery box working device can accommodate nursery boxes of different sizes.

[Brief description of the drawings]

FIG. 1 is an overall side view of a sowing facility.

FIG. 2 is a partial plan view of a transport unit.

FIG. 3 is a front sectional view of a transport unit.

FIG. 4A is a front view of a transport unit on which a regulating unit is mounted, FIG. 4B is a partial plan view of the regulating unit, and FIG.
FIG. 4 is a side view of a U-shaped bolt of the regulating portion.

FIG. 5 is a plan view of a transport extension.

FIG. 6 is a sectional side view of the earthmoving machine.

FIG. 7 is a front sectional view of a soil hopper without a discharge port adjusting member.

FIG. 8 is a front sectional view of a soil hopper to which a discharge port adjusting member is attached.

FIG. 9 is a plan view of a pressure reducing roller.

10A is a side view of a pressing member of a corner press, and FIG. 10B is a front view of the pressing member.

FIG. 11 is a side sectional view of a seeder.

FIG. 12 is a front sectional view of a seeding hopper to which a discharge port adjusting member is attached.

FIG. 13 is a front cross-sectional view of a roll unit (for a narrow seedling raising box) having a non-formed portion.

FIG. 14 is a front sectional view of a roll unit for a wide seedling raising box.

FIG. 15 is a plan sectional view of the watering machine.

FIG. 16 is a front sectional view of the watering machine.

FIG. 17 is a front sectional view showing a state of watering a wide seedling raising box.

FIG. 18 is a front sectional view showing a state of watering a narrow-growth seedling box.

FIG. 19 is a front sectional view of the rotating brush device.

FIG. 20 is a side view of the rotating brush device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Seeding equipment (seedling box working device) 2 Seedling box 3 Conveyor part 5 Soiler 6 Corner press 7 Seeding machine 8 Irrigation machine

Claims (5)

[Claims] 1. A transporter for transporting a seedling box, wherein at least one of a soil placement machine for placing soil in the transported seedling box and a sowing machine for sowing the transported seedling box on the transporter In the nursery box working device provided with one, the transport unit includes a box guide that guides the nursery box in contact with the width direction end of the transported nursery box, and the box guide is the width of the transported nursery box. The seedling box is characterized in that the guide position can be adjusted according to the direction size, and the soil placement machine or the seeding machine can adjust the working width according to the width direction size of the seedling box to be conveyed. Working equipment. 2. The method according to claim 1, wherein the box guide includes a fixed guide fixedly provided at both ends in the width direction of the transport unit, and an intermediate guide detachably provided at an intermediate position between the two fixed guides. The nursery box working device according to claim 1. 3. The apparatus according to claim 2, wherein the intermediate guide is provided so as to be movable and fixed in a width direction of the transport unit.
Seedling raising box working device. 4. At least a soil burying machine is provided on the transport unit, the soil burying machine includes: a belt conveyor disposed above the transport unit; a soil conveyor that stores soil above the belt conveyor; 2. A soil hopper on which soil is placed, wherein a lower outlet of the soil hopper is adjustable in size in a width direction of the transport unit.
Seedling raising box working device. 5. A feeding roll provided with at least a seeding machine on the transporting unit, the feeding machine having a feeding recess for storing seeds one by one and feeding the seeding seedling into a seedling raising box above the transporting unit; A seed hopper that stores the seeds above the rolls and supplies the seeds to the payout roll side, wherein a lower outlet of the seed hopper is adjustable in size in a width direction of the transport unit. The nursery box working device according to claim 1, characterized in that: