JPH0710275A - Device for stacking seedling raising box - Google Patents

Abstract

PURPOSE:To automatically stack a number of seedling raising boxes so as to facilitate subsequent work by providing means for stacking and storing the seedling raising boxes, that lower a setting portion in steps by a predetermined size as a discharge means performs discharging action, and that store the numerous seedling raising boxes arranged in lines of desired number each in the horizontal direction and in a stack having many stages in the vertical direction. CONSTITUTION:A receiving means 5 receives seedling raising boxes 2 which are conveyed in sequence by a conveying means 3. A discharging means 6 discharges the seedling raising boxes 2 on the receiving means 5 sideways and feeds them to means 8A, 8B for stacking and accommodating the seedling culture boxes. The means 8A, 8B for stacking and accommodating the seedling culture boxes arrange the seedling raising boxes 2 from the discharge means 6 in lines of predetermined number each and place them on a setting portion 7 and lower the setting portion 7 in steps by a predetermined size as the discharge means 6 discharges the seedling raising boxes 2 a predetermined number of times. Therefore, the numerous seedling raising boxes 2 can be automatically arranged in lines of desired number each in the horizontal direction and a stack having many stages in the vertical direction on the setting portion 7, so the need for hard labor is eliminated.

Description

Detailed Description of the Invention

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a nursery box stacking apparatus, and more specifically, it can automatically arrange a large number of various nursery boxes for growing seedlings of rice, vegetables, etc. in a stacked state for the convenience of subsequent handling. The present invention relates to a stacking device for nursery boxes.

2. Description of the Related Art Conventionally, the work of arranging various seedling raising boxes for raising seedlings of rice, vegetables, etc. in a row in a greenhouse or on the ground in the field has been done by human power. Even in the storage management work of various nursery boxes, which is a stage before the placement work, it is the actual situation that the work of stacking a large number of nursery boxes over a plurality of rows is all performed manually. Such a work of stacking a large number of nursery boxes involves a great deal of labor, and it is difficult to secure a labor force.

SUMMARY OF THE INVENTION The present invention was developed in view of the above-mentioned conventional circumstances, and an object of the present invention is to eliminate the heavy labor of work and to automatically install a large number of nursery boxes. It is an object of the present invention to provide a seedling-growing-box stacking device that can be arranged in a stacked state and can be convenient for the subsequent work, that is, the work of arranging a large number of seedling growing boxes in a row in a greenhouse or in the field.

[Means for Solving the Problems] The apparatus for stacking seedling raising boxes of the present invention comprises a conveying means for sequentially conveying seedling raising boxes used for raising seedlings,
Receiving means for receiving the seedling raising boxes conveyed by this conveying means, discharge means for discharging sideways the seedling raising boxes on the receiving means, and a state in which any number of seedling raising boxes from this discharging means are arranged in a horizontal direction With a placing portion to be placed on, the above-mentioned placing portion is lowered step by step by a predetermined number with a predetermined number of times of the ejecting operation of each seedling raising box by the ejecting means,
The present invention has a seedling raising box accommodating and accommodating means for accommodating, in a laminated state, a large number of seedling raising boxes in an arbitrary number in the horizontal direction and in multiple stages in the vertical direction. The nursery box stacking and accommodating means is arranged on both sides of the receiving means, and the discharging means discharges the nursery box to the other nursery box stacking and accommodating means after the operation of discharging the nursery box to one other nursery box stacking and accommodating means is completed. Is to do.

The operation of the laminating apparatus for the nursery box having the above-mentioned structure will be described below. The receiving means in the stacking device for the seedling raising boxes receives the seedling raising boxes used for raising seedlings that are sequentially conveyed by the conveying means. The discharging means discharges the nursery box on the receiving means to the side and sends it to the nursery box stacking and accommodating means. The seedling-growing-box stacking and accommodating means places each seedling-growing box from the discharging means in a line in an arbitrary number of rows on the mounting portion, and, according to the discharging operation of each seedling-growing box by the discharging means a predetermined number of times, The part is gradually lowered by a predetermined size. As a result, it is possible to automatically accommodate a large number of seedling raising boxes in a horizontal direction on the above-mentioned placing part in a multi-tiered manner in a vertical direction in a stacked state, and to avoid heavy labor, and to facilitate the handling of each raising seedling box thereafter. Can be achieved. The nursery box stacking and accommodating means is arranged on both sides of the receiving means, and after the discharging means finishes discharging the nursery box to one of the nursery box stacking and accommodating means, the discharging operation of the nursery box to the other nursery box stacking and accommodating means. By carrying out the above, it is possible to double the storage capacity of a large number of stacked seedling raising boxes in an arbitrary number in the horizontal direction and in multiple stages in the vertical direction.

EXAMPLES Examples of the present invention will be described in detail below. A stacking device 1 for a nursery box 2 shown in FIGS. 1 to 4 is a belt conveyor type transporting means 3 for sequentially transporting a large number of rectangular dish-shaped nursery boxes 2 used for raising seedlings such as rice and vegetables, and this transporting means. Three
1 for receiving each of the seedling raising boxes 2 conveyed by, the discharging means 6 for discharging the seedling raising boxes 2 on the receiving means 5 in both left and right directions in FIG. 1, and each of the discharging means 6. The seedling raising box 2 is provided with an iron pallet 7 as a placing portion for horizontally placing, for example, five rows of the seedling raising boxes, and the discharging means 6 discharges each seedling raising box 2 five times after completion of the discharging operation. The part 7 is gradually lowered by the dimension of the thickness of the nursery box 2, and a total of 110 nursery boxes 2 each having a total of 5 in the horizontal direction and 22 steps in the vertical direction are respectively housed in a stacked state. Second nursery box stacking and accommodating means 8A and 8B
And have. The first nursery box laminated accommodating means 8A
Is a rectangular parallelepiped having an overall shape of 6 sides and a flat iron pallet 7 installed in the upper part of the rectangular frame 11, and is vertically expandable and contractable in the rectangular frame 11. And a hydraulic elevator 13 for elevating and lowering the iron pallet 7 and a pair of side surfaces substantially L-shaped which are arranged in parallel at the upper portion of the rectangular frame 11 along the lengthwise direction thereof and at a distance slightly larger than the width dimension of the seedling raising box 2. Gate shutters 14a and 14 that are respectively rotatably supported by
b, and a pair of cylinders 15a, 15b for connecting the cylinder rods to the gate shutters 14a, 14b and rotating the gate shutters 14a, 14b respectively. Then, after supporting five seedling raising boxes 2 in a line between the gate shutters 14a and 14b, the pair of cylinders 1
5a and 15b operate simultaneously, and gate shutter 14a,
By rotating 14b, the five nursery boxes 2 are slid simultaneously onto the iron pallet 7 side. As shown in FIGS. 10 to 12, the gate shutters 14a and 14b are provided with guide sides 30a and 3 arranged to arrange the five seedling raising boxes 2 between the gate shutters 14a and 14b.
0b, supporting plates 31a and 31b arranged below the guide sides 30a and 30b and supporting each seedling raising box 2, and the supporting plates while being fixed to the outer ends of the supporting plates 31a and 31b. It includes rotating rods 32a and 32b for rotating, and brackets 33a and 33b connecting the rotating rods 32a and 32b to the cylinders 15a and 15b. The brackets 33a and 33b are connected to the cylinders 15a and 15b by pivotal joints 34a and 34b, and pivotal joints 35a and 35b.
Is connected to the rotating rods 32a and 32b. In addition, the hydraulic elevator 13 uses the iron pallet 7 as the nursery box 2
It gradually descends by the thickness dimension.
The second seedling-raising-box stacking and accommodating means 8B is configured similarly to the first seedling-raising-box stacking and accommodating means 8A. As shown in FIGS. The boxes 2 are arranged so as to face each other with a gap that is somewhat larger than the length of the box 2. The receiving means 5 has a large number of elongated rollers 16a arranged horizontally at a predetermined interval on the upper side of the rectangular frame 11 between the first and second nursery box stacking and accommodating means 8A, 8B. A roller conveyor 16 provided with is provided, and the seedling-raising box 2 is received in the center thereof. The discharging means 6 is a pushing air arranged horizontally between a fixing member 17 installed on the upper surface of the rectangular frame 11 of the first nursery box laminated accommodating means 8A and an end of the upper surface of the rectangular frame 11. A cylinder 18 and a pushing member 19 arranged vertically to the cylinder rod 18a of the air cylinder 18 and so as to reach the vicinity of the roller conveyor 16 are provided, and the air cylinder 18 interposes the cylinder rod 18a. 1 to move the pushing member 19 in the left-right direction in FIG. 1, whereby the nursery box 2 arranged in the center of the receiving means 5 is moved.
The first and second seedling raising box laminated accommodating means 8A and 8B
It is designed to be pushed into the iron pallet 7 side. As shown in FIG. 3, the conveying means 3 has an endless belt 20 and a pulley 21 for sequentially feeding a large number of seedling-growing boxes 2 from the side of the receiving means 5 between the rectangular frames 11 toward the receiving means 5. And a drive source (not shown). next,
The operation of the stacking device 1 of the seedling raising box 2 having the above-described configuration will be described with reference to FIGS. 5 to 9. When the seedling raising boxes 2 are sequentially placed on the endless belt 20 in a state where the endless belt 20 of the conveying means 3 in the laminating apparatus 1 is driven in the direction of the arrow shown in FIG. 16
It is conveyed upward and reaches the central portion of the roller conveyor 16.
In this state, the air cylinder 18 moves the pushing member 19 to the right in FIG. 5 through the cylinder rod 18a to move the nursery box 2 on the roller conveyor 16 to, for example, the gate shutter of the second nursery box laminated accommodating means 8B. 14
Push in to the a, 14b side. At this time, the nursery box 2 is shown in FIG.
As also shown in FIG. 3, both sides along the length direction are supported by the gate shutters 14a and 14b in a state of being levitated from the iron pallet 7. In addition, FIG. 5 shows that one seedling raising box 2 has already been pushed onto the gate shutters 14a and 14b of the second seedling raising layer stacking and accommodating means 8B, the succeeding seedling raising box 2 has been received on the roller conveyor 16, and The cylinder rod 18a of the air cylinder 18 is shown to be displaced together with the pushing member 19 toward the side of the first nursery box stacking and accommodating means 8A. Next, the air cylinder 18 operates to move the pushing member 19 to the right through the cylinder rod 18a to move the seedling raising box 2 on the roller conveyor 16 to the right. As a result, the gate shutters 14a, 14
As shown in FIG. 6, two seedling raising boxes 2 are arranged in line b in contact with each other. By repeating such an operation, as shown in FIGS.
The number of nursery boxes 2 supported by a and 14b is 3, 4
The number increases step by step, such as 5 pieces. The number of the nursery boxes 2 supported by the gate shutters 14a and 14b is shown in FIG.
After the state of 5 seedlings shown in Figure 5, the pair of cylinders 15a, 15b in the second seedling raising box stacking and accommodating means 8B are operated at the same time, and the gate shutters 14a, 14b are rotated to open the 5 seedling raising boxes 2. The iron pallet 7 is slid down at the same time. As a result, the five nursery boxes 2 are sequentially arranged in a horizontal arrangement on the iron pallet 7 in a contact state. In this case, as shown in FIG. 10, first, the five nursery boxes 2 between the gate shutters 14a and 14b are connected to the guide side 3
The gate shutters 14a and 14b are supported by the support plates 31a and 31b while being arranged in a line between the gate shutters 14a and 14b. Next, each nursery box 2 in such a state
As shown in FIGS. 11 and 12, the cylinders 15a and 15b
At the same time, the five raising seedling boxes 2 are simultaneously placed on the iron pallet 7 while the supporting plates 31a and 31b are also rotated downward along the downward movement or rotation of the rotating rods 32a and 32b which are interlocked with this. Will slip off. After that, the hydraulic elevator 13 operates, and the iron pallet 7 is lowered by one step by the thickness dimension of the seedling raising box 2. After this, the transport means 3,
The receiving means 5, the discharging means 6 and the second nursery box stacking and accommodating means 8B repeat the above-described operation, and a total of 11 pieces are provided on the iron pallet 7 in a horizontal direction of 5 pieces and in a vertical direction of 22 steps, for example.
Zero seedling boxes 2 are automatically stored in a stacked state. After the automatic stacking operation of 110 seedling raising boxes 2 in total is completed, the air cylinder 18 of the discharging means 6 pushes the pushing member 19 via the cylinder rod 18a, which is the reverse of the case described above. The seedling raising boxes 2 are pushed toward the gate shutters 14a and 14b on the seedling raising box stacking and storing means 8A, and the first seedling raising box stacking and storing means 8A operates in the same manner as the second seedling box stacking and storing means 8B. Then, also on the iron pallet 7, there are automatically stacked 5 seedling boxes 2 in the horizontal direction and 110 pieces in total in the vertical direction, for example, 22 steps. As a result, a total of 220 seedling raising boxes 2 can be accommodated in a stacked state by the first and second seedling raising box accommodating means 8A and 8B, and an increase in the accommodating amount can be achieved by the first and second raising seedling box accommodating means 8A. 8B
The number can be doubled as compared with the case of using either one, as a matter of course, the first and second nursery box stacking and accommodating means 8
The apparatus itself can be continuously operated by alternately and continuously using A and 8B, which facilitates the continuous transfer work using a forklift to the seedling box automatic arrangement apparatus 100 described later. Further, as described above, the worker only needs to put the seedling raising box 2 on the belt conveyor 20, which is a light work.
It is possible to eliminate heavy labor. Needless to say, the work of placing a large number of the seedling raising boxes 2 on the belt conveyor 20 can be performed mechanically without human intervention. Next, an outline of the automatic nursery box placement device 100 will be described with reference to FIGS.
This will be described with reference to FIG. The seedling raising box automatic placement device 100 shown in the figure is configured by placing a seedling raising box 2 in a stacked state and moving up and down, and a drive source (not shown) arranged below the seedling raising table placing table 103. A caterpillar 104 that is rotationally driven in the direction of the arrow 13 to advance the seedling raising box automatic arrangement device 100 itself, and a seedling raising box mounting table 103.
Holding bodies 109, 10 which are arranged above the seedling raising box mounting table 103 and are provided with the uppermost stage seedling raising boxes 2 on both ends of the target arrangement.
An air cylinder 110 which is designed to be gripped by 9 ',
An air cylinder 110 that moves integrally with the air cylinder 110 over a range from a position above the seedling box mounting table 103 to a position above the belt conveyor 106 as shown by an arrow in FIG. A belt conveyor 106 that moves up and down with the operation of an elevating cylinder 105 standing on the back surface of the mounting table 103, and the belt conveyor 10 that is arranged on the back surface side of the belt conveyor 106.
The air cylinder 107 tilts the tip of 6 from the horizontal position to the lower position, and the belt conveyor 108 that is arranged at the tip of the belt conveyor 106 and is driven to rotate in the direction of the arrow in FIG. Incidentally, 121 in FIG.
Is an elevator, 122 is a pallet for placing a nursery box, 123 is a roller, 136 is an auxiliary plate body, 138 is a belt conveyor, 139 is a wheel, and 150 is a support. According to such a seedling raising box automatic arrangement device 100, the first,
Using the forklift, the seedling raising boxes 2 for each row in the stacked state accommodated in the second seedling raising box stacking and accommodating means 8A and 8B are transferred to the seedling raising box mounting table 103 at once by using the forklift raising automatic placement device 100. By driving, as shown in FIG. 14, various seedling raising boxes 2 for raising seedlings such as rice and vegetables can be automatically arranged in a greenhouse or on the ground in the field. The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the invention. For example, the number of the nursery boxes stacked in the first and second nursery box stacking and accommodating means in the stacking device for the nursery boxes can be arbitrary, and the number of stacked layers can be any number. It can also be implemented with a configuration in which a laminated accommodating means is incorporated.

According to the present invention described in detail above, since it has the above-mentioned structure, the following effects can be obtained. According to the invention described in claim 1, a large number of seedling raising boxes can be automatically accommodated in a stacked state on the mounting portion in a horizontal direction in an arbitrary number and in multiple stages in a vertical direction. It is possible to provide a layering device for a nursery box that can facilitate the handling of the nursery box. According to the second aspect of the present invention, it is possible to provide a seedling-raising-box stacking device that has a large storage capacity for a large number of stacked seedling-raising boxes in an arbitrary number in the horizontal direction and in multiple stages in the vertical direction.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of a stacking apparatus for a nursery box of the present invention.

FIG. 2 is a plan view of the device of this embodiment.

FIG. 3 is a sectional view taken along line AA of FIG.

FIG. 4 is a side view of the device of this embodiment.

FIG. 5 is a plan view showing the operation of the apparatus of this embodiment.

FIG. 6 is a plan view showing the operation of the apparatus of this embodiment.

FIG. 7 is a plan view showing the operation of the apparatus of this embodiment.

FIG. 8 is a plan view showing the operation of the apparatus of this embodiment.

FIG. 9 is a plan view showing the operation of the apparatus of this embodiment.

FIG. 10 is an explanatory diagram showing an operating state of a gate shutter and a cylinder in the apparatus of this embodiment.

FIG. 11 is an explanatory diagram showing an operating state of a gate shutter and a cylinder in the apparatus of this embodiment.

FIG. 12 is an explanatory diagram showing an operating state of a gate shutter and a cylinder in the apparatus of this embodiment.

[Figure 13] Side view of automatic nursery box placement device

[Fig. 14] Plan view of the automatic nursery box placement device

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Laminating apparatus for nursery box 2 2 Nursery box 3 Conveying means 5 Receiving means 6 Discharging means 7 Iron pallet 8A / 8B First and second nursery box laminating and accommodating means 11 Square frame 13 Hydraulic elevator 14a / 14b Gate shutter 15a / 15b Cylinder 16a Roller 16 Roller conveyor 17 Fixing member 18 Air cylinder for pushing 18a Cylinder rod 19 Pushing member 20 Endless bell 21 Pulleys 30a / 30b Guide side 31a / 31b Support plate 32a / 32b Rotating rod 33a / 33b Bracket 34a / 34b Pivot part 35a / 35b Pivot part 100 Automatic seedling box placement device 103 Seedling box mounting table 104 Caterpillar 106 Belt conveyor 105 Lifting cylinder 106 Belt conveyor 107 Air cylinder 108 Belt conveyor 109/10 'Pallet 123 roller 136 auxiliary plate member 138 belt conveyor 139 wheel 150 posts for loaded gripping member 110 air cylinder 111 the air cylinder 121 lifts 122 nursery boxes

Claims (2)

[Claims] 1. A transport means for sequentially transporting a nursery box used for raising seedlings, a receiving means for receiving the nursery boxes transported by the transport means, and a discharging means for laterally discharging the nursery boxes on the receiving means. The seedling raising box from this discharging means is provided with a placing portion that is placed horizontally in an arbitrary number of rows, and the aforementioned placing portion is provided along with a predetermined number of discharging operations of each seedling raising box by the discharging means. A seedling-raising-box stacking and accommodating means for holding a large number of seedling-raising boxes in a stacked state in which a desired number of the seedling-growing boxes in a horizontal direction and a plurality of stages in a vertical direction are stacked in a stepwise manner. 2. The seedling raising box accommodating means is arranged on both sides of the receiving means, and the discharging means transfers the seedling raising case to one seedling raising case accommodating means after the end of the operation of ejecting the seedling raising case to the other seedling raising case accommodating means. The layering device for a nursery box according to claim 1, which discharges the nursery box.