JPH1191926A - Rice transplanter seedling loading device - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a seedling loading device for a rice transplanting machine which can easily carry out a work of transporting and arranging a seedling raising box to a seedling replenishment scheduled side of a paddy field before rice planting. SOLUTION: A transporting device for laminating a growing or grown seedling box w supplied to a predetermined carry-in port in a frame 1 sequentially in a plurality of stages, and a seedling box w stacked and housed. And a transporting device for taking out the seedlings sequentially from a predetermined outlet, and a transporting device E for guiding the seedling raising boxes w sequentially to the ground and arranging the seedling boxes w. It is configured to be able to switch between a forward-lowering position in which the seedling raising box w is guided and moved toward the ground and a workbench for placing the seedling raising boxes w sent out and arranging them horizontally.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to arranging seedling boxes for growing rice seedlings on a ground in a nursery facility, and arranging seedling boxes after growing the seedlings on the side of a road beside a paddy field. It relates to a device to be used at the time.

[0002]

2. Description of the Related Art There is a hardening step as a final step of growing seedlings for a rice transplanter using a seedling raising box. A seedling that has undergone a hardening step through a germination step and a greening step is configured to provide a hardening environment. The seedlings are lined up on the ground in the nursery facility, and the seedlings are turned into healthy seedlings under sufficient light and wind.

The seedling boxes after the seedlings are grown are transported before the rice transplanting operation, such as on the side of a road beside a paddy field, and are arranged in a suitable number of places where the seedlings are to be replenished in advance. Make supply easier.

[0004]

The task of arranging seedling boxes that have reached the hardening stage in a seedling raising facility is extremely time-consuming, and some arrangement facilities for mechanizing the seedling boxes are being implemented. However, since it was developed for a large-scale nursery facility, it became an expensive facility and could not be introduced into a small-scale nursery facility or an individual nursery facility.

Although various types of shelf frames have been developed and put to practical use for efficiently transporting the grown seedling boxes to the paddy fields, the work of arranging the seedling boxes beside the paddy fields is performed by hand, and a large number of seedling boxes are provided. This task of dealing with was a lot of work.

[0006] The present invention has been made in view of such a situation, and the arrangement for a seedling box as described above can be performed easily and can be implemented at a low cost. It is an object to provide a seedling loading device.

[0007]

[Means for Solving the Problems]

 [Configuration, operation and effect of the invention according to claim 1]

According to the first aspect of the present invention, a growing or growing seedling box supplied to a predetermined carry-in port is provided on a frame body capable of stacking and storing seedling boxes in a plurality of stages. A transporting device for stacking and sequentially storing the seedlings, a transporting device for taking out the seedling boxes which are stacked and stored and sequentially sending them out from a predetermined outlet, and an array for sequentially guiding the seedling raising boxes to the ground and arranging them. A transport device, and a forward-lowering posture for guiding and moving the delivered seedling box toward the ground; and a workbench for placing the delivered seedling boxes and horizontally arranging them. And is configured to be switchable.

According to the above construction, when the seedling boxes that have reached the hardening stage and the seedling boxes that have finished growing are sequentially supplied to the predetermined loading location, the seedling boxes are automatically stacked and accommodated in a plurality of stages by the stacking transport device. go. The array device that has completed the multi-layer stacking is placed on a traveling body such as a light truck and placed in the target array location (for example, a hardening house for a nursery box in a hardening period, or a paddy field for a nursery box that has already been grown). While transporting and moving the traveling car body at low speed, the contained nursery boxes are sequentially sent out from the carry-out port by the carry-out transport device, and transported to the ground by the array transport device set in the forward-downward posture, and sequentially arranged. Go.

In the case where the traveling vehicle cannot be moved to the target arrangement location, the arrangement transportation device is set in a horizontal work table posture so that the nursery box can be transported at an easily handleable height position. The nursery box on the workbench can be taken out without being bent over onto the device and transported to a target arrangement location.

Therefore, according to the loading device of the first aspect of the present invention, the seedling boxes can be stacked and loaded on the frame easily and easily, and the seedling boxes can be arranged on the ground in the seedling facility or on the ground next to the paddy field. This can be easily and easily performed, and the labor for arranging a large number of seedling boxes can be greatly reduced.

The loading device can be mounted on a general-purpose traveling vehicle such as a light truck and used.
It can be easily used not only in large-scale nursery facilities but also in small- and medium-sized nursery facilities, and can be easily used for laying nursery boxes beside rice paddies in general farmers, and the practical effects are immeasurable. .

Further, the arrangement conveying device used for arranging the seedling boxes can be switched to a horizontal work table posture, so that even when the arranging operation has to be performed manually, the arrangement can be performed from the frame. The nursery box that has been carried out to the horizontal work table can be taken out and carried in an easy posture, so that handling and convenience are high.

[Structure, operation and effect of the invention according to claim 2]

According to a second aspect of the present invention, in the first aspect of the invention, the arrangement transporting device is configured to be able to bend at an intermediate portion in the transport direction.

According to the above configuration, even if the height of the front end of the arrangement transfer device changes depending on the height of the carrier of the traveling vehicle body on which the loading device is mounted, the inclination angle of the portion on the lower side of the transfer with respect to the ground from the inflection point can be suitably adjusted. It can be set, and the seedling box grounded on the ground can be left smoothly without dragging and without giving a large impact. Further, even when the arrangement transport device is configured to be retractable, it can be bent and compactly stored, which is convenient.

[Structure, operation and effect of the invention according to claim 3]

The invention according to claim 3 is the invention according to claim 1 or 2
In the invention described in the above, the arrangement transport device is configured by an upper transport portion and a lower transport portion, and the upper transport portion has a forced transport structure, and the lower transport portion has a free transport structure. It is composed.

According to the above structure, the seedling box is conveyed without gaps in the good conveying part, and the seedling box is freely conveyed in the poor conveying part according to the degree of drag due to contact with the ground. The device is left in accordance with the movement of the traveling vehicle body equipped with the device, and can be arranged neatly without overlapping or disturbed posture.

[Structure, operation and effect of the invention according to claim 4]

According to a fourth aspect of the present invention, in the invention according to any one of the first to third aspects, a seedling box reaching the transfer end is placed at the end of the arrangement transfer device. A guide member is provided to guide the slide to near the ground.

According to the above construction, the seedling raising box can be guided to the vicinity of the ground via the guide member, so that the seedling raising box can be arranged on the ground more smoothly and orderly without a large head drop, and the seedling raising box can be placed next to the seedling raising box placed earlier. Can be prevented from getting up.

[Structure, operation and effect of the invention according to claim 5]

According to a fifth aspect of the present invention, in the first aspect of the present invention, the arrangement transporting device can be stored in a vertical posture along the outside of the frame. In addition, in the storage state, the carry-in entrance is configured to be open.

According to the above configuration, even if the arrangement transporting device is stored in a vertical position along the outside of the frame, the nursery box can be supplied from the open entrance and the nursery facility can be supplied. The seedling box loading operation can be easily carried out without being disturbed by the arrangement conveying device. In particular, when returning to the nursery facility after transport, the arrangement transport device is stored, but the next nursery box can be loaded immediately as it is, which is effective in increasing the loading work efficiency. Become.

[Structure, operation and effect of the invention according to claim 6]

According to a sixth aspect of the present invention, in the first aspect of the present invention, the arrangement transporting device is configured to be vertically swingable about a fulcrum on a front end side. At the same time, an idler wheel for following the ground is provided at the end side of the arrangement transfer device, and the idler wheel is positioned within the lateral width of the arrangement transfer device.

According to the above arrangement, when arranging the seedling boxes in a plurality of rows, the arrangement transporting device can be sufficiently brought close to the row of the seedling boxes arranged first. This is effective when seedling boxes are closely arranged.

[Structure, operation and effect of the invention according to claim 7]

According to a seventh aspect of the present invention, in the invention according to any one of the first to fifth aspects, a structure such as a water channel formed around a paddy field is provided at an end side of the arrangement transport device. A guide for objects is provided.

According to the above configuration, an irrigation canal, a waterway for irrigation, or
When there is a structure such as a concrete ridge, by guiding and moving the end of the arrangement conveying device along this structure, it is convenient to arrange the seedling raising boxes neatly along this structure.

[Structure, operation and effect of the invention according to claim 8]

According to an eighth aspect of the present invention, in the invention according to any one of the first to seventh aspects, the spraying device for spraying a drug or water on the seedling box transported to the arrangement transporting device is provided. Is provided.

According to the above arrangement, simultaneously with the operation of arranging the seedling raising boxes, the seedling raising box can be sprayed with a chemical for sterilization or insect control and watering for prevention of drying, thereby saving labor associated work. Can be.

[Structure, operation and effect of the invention according to claim 9]

According to a ninth aspect of the present invention, in the invention according to any one of the first to eighth aspects, a plurality of seedling boxes reaching the transfer end are provided at the end of the arrangement transfer device. It is equipped with an alignment mechanism that arranges in a stacked state or leans vertically.

According to the above configuration, the same number of seedling raising boxes can be arranged in a small area as compared with the case where they are simply arranged in a plane, so that they are less likely to be an obstacle when being placed beside a road. In addition, it is easy to pick up the nursery boxes that are placed side by side when replenishing seedlings during rice planting. In addition, there is also an advantage that a part of the nursery box overlaps to make it difficult to dry.

[Structure, operation and effect of the invention according to claim 10]

According to a tenth aspect of the present invention, in the invention according to any one of the first to ninth aspects, the forced transport is performed based on the detection of the box transport state at the end of the array transport device. An arrangement conveyance control means for controlling is provided.

According to the above configuration, even if clogging occurs or a gap is formed between boxes at the end portion of the arrangement transfer device, the box transfer state is controlled according to the situation. For example, if it seems to be clogged, slow the transport speed to avoid climbing or raising the posture of the seedling box by forcible extrusion beforehand, and when the box interval is widened, increase the transport speed and reduce the interval, This enables continuous arrangement.

[Structure, operation and effect of the invention according to claim 11]

According to an eleventh aspect of the present invention, in the invention according to any one of the first to tenth aspects, when the number of seedling boxes supplied to the carry-in port reaches a predetermined number for one stage storage. And carry-in prevention means for preventing the supply of the box to the carry-in entrance.

According to the above structure, excessive boxes are prevented from being carried into the carry-in port, and accidents such as careless supply of the boxes and interference with the seedling boxes that are carried in first and stacked and raised are avoided. It is possible to carry out the loading operation of the nursery box safely.

[Structure, operation and effect of the invention according to claim 12]

According to a twelfth aspect of the present invention, in the invention according to any one of the first to eleventh aspects, the frame is mounted on a traveling vehicle body, and the frame body is mounted on the traveling vehicle body according to a moving speed of the traveling vehicle body. And an array transfer control means for automatically changing the transfer speed of the array transfer device.

According to the above construction, the higher the moving speed of the traveling vehicle, the higher the speed of dragging the seedling box to the ground, which has reached the end of the arrangement transfer device. The transport speed of the transport device is increased so that the seedling boxes adjacent to the front and rear do not open widely, and the transport speed of the array transport device is also reduced when the moving speed of the traveling body slows, so that the seedling boxes are stacked. The seedling boxes can be arranged densely and neatly in order to prevent the occurrence of wrinkles.

[Structure, operation and effect of the invention according to claim 13]

According to a thirteenth aspect of the present invention, in the twelfth aspect of the invention, the arrangement conveyance control means is configured to drive the arrangement conveyance device by rotation of a freely rotatable ground wheel. .

According to the above configuration, as the traveling speed of the traveling vehicle increases, the rotation speed of the contact wheel increases, and the transport speed of the array transport device automatically increases. Therefore, it is possible to easily configure a structure in which the transfer speed of the arrangement transfer device is changed according to the moving speed of the traveling vehicle.

[Structure, operation and effect of the invention according to claim 14]

According to a fourteenth aspect of the present invention, in the first aspect of the present invention, the frame body is mounted on a traveling vehicle body, and a terminal end of the arrangement transport device is provided. To protrude laterally outward from the traveling body,
The arrangement transfer device is configured to be switchable to a posture inclined with respect to the traveling direction of the traveling vehicle body.

According to the above configuration, even if the traveling vehicle does not travel just below the shoulder of the road, only the terminal end of the arrangement transfer device is positioned on the shoulder or on the slope beyond the shoulder,
The nursery boxes can be arranged here, and the nursery boxes can be arranged at a position close to the paddy field without interfering with the road, and the driving body can be easily driven and steered.

[Structure, operation and effect of the invention according to claim 15]

According to a fifteenth aspect of the present invention, in any one of the first to fourteenth aspects, the arrangement transport device is configured to be extendable and contractible in the transport direction.

According to the above construction, even if the height of the front end position changes due to the height of the frame, the inclination angle of the terminal end portion of the arrangement conveyance device with respect to the ground is extended and contracted by expanding and contracting the arrangement conveyance device. It can be adjusted, and seedling boxes can be arranged smoothly on the ground without drop impact.

[Structure, operation and effect of the invention according to claim 16]

According to a sixteenth aspect of the present invention, in the first aspect of the present invention, the frame body is mounted on a traveling vehicle body, and two sets of the arrangement transport device are provided. It is located on the left and right sides.

According to the above arrangement, the seedling raising boxes can be arranged at once on both the left and right sides of the road, which is effective for improving work efficiency.

[Structure, operation and effect of the invention according to claim 17]

According to a seventeenth aspect of the present invention, in the first aspect of the present invention, the frame body is mounted on a traveling vehicle body and interlocked with the reverse movement of the traveling vehicle body. It is configured so that the operation of carrying out the nursery box is stopped.

If the nursery box is carried out during backward movement, the grounded nursery box is caught on the ground and turned over, or pushed back and clogged on the arrangement transporting device. Thus, even if the nursery box is unintentionally carried out during reverse travel, the nursery box carrying out operation is automatically stopped, and the accident is avoided.

[Structure, operation and effect of the invention according to claim 18]

The invention according to claim 18 is the invention according to any one of claims 1 to 17, wherein the frame is mounted on a traveling vehicle body, and the frame is mounted on a terminal end of the arrangement transfer device. A ground locking member that is locked to the ground, and the grounding locking member is locked to the ground when the traveling vehicle body moves backward, so that the arranging transfer device is folded and shortened.

If the traveling vehicle is moved backward while the end portion of the arrangement transport device is grounded, the arrangement transport device may be caught on the ground and may be damaged. Even if the traveling body is accidentally moved backward while the terminal end of the device is grounded, the ground locking member is locked to the ground, and the arrangement transport device is folded and shortened.
Damage to the array transport device is avoided in advance.

[0065]

An embodiment of the present invention will be described below with reference to the drawings. The loading device A of this example is configured to mainly accommodate the seedling boxes w of the seedlings for rice transplanters that have been grown in a multi-tiered manner, and transport the seedlings w using a traveling vehicle body B such as a light truck.

The stacking device A includes a frame 1 for stacking and raising seedling boxes w in multiple stages, a stacking transport device C for sequentially stacking and storing seedling boxes w in a plurality of stages in the frame 1, and a stacking device A. A transporting device D for taking out the stored seedling boxes and sequentially sending them out;
An arrangement transporting device E that sequentially guides the seedling raising boxes w that have been sent out to the ground and places them side by side is configured.
The structure of each part and its function will be described.

The frame 1 is formed by connecting four columns 2 in three horizontal frames to form a hollow box frame.
It has a front and rear width and a lateral width capable of accommodating a plurality of (six in the figure) front and rear seedling raising boxes w.
It has a height that allows the groups to be stacked in a plurality of levels (10 levels in the figure) with predetermined vertical intervals. Further, the entire frame 1 is supported so as to be rotatable around the vertical axis P with respect to the base 4.

The stacking transfer device C is provided for the unloading transfer device D.
It is composed of a pair of shelf elevators 5 provided on both left and right sides of the frame 1 and a belt conveyor 6 long before and after provided at the bottom of the frame 1.

The shelf elevator 5 has four chains 7
Is wound up and down, and a shelf member 8 which is long in the front and rear direction is extended horizontally in the front and rear direction so as to protrude into the inside of the frame over the front and rear chains 7, and a pair of front and rear chains 7 has a common lower end. Driven by the drive shaft 9, the left and right drive shafts 9 are chain-linked to a pair of output shafts 11 provided in the drive case 10, and both output shafts 11 are linked so as to synchronize and rotate in opposite directions to each other. Along with
It is designed to be driven by the output of the electric motor 12,
When the electric motor 12 is rotated forward or backward, the left and right shelf members 8 are vertically moved synchronously in a state where they are opposed to each other from the left and right. As shown in FIG. 19, the electric motor 12 is connected to a control device 52 together with a scanning box 51 for giving a carry-in / out command or a stop command.

The belt conveyor 6 is formed by horizontally winding a pair of right and left conveyor belts 13 from the front end to the rear end of the frame 1 at a position higher than the lower end of the shelf elevator 5. The drive unit 15 is configured to be rotatable forward and reverse by a drive shaft 15 interlockingly connected to the electric motor 14 in the unit.

At the rear end of the belt conveyor 6, there is provided an opening F which also serves as a carry-in port 16 and a carry-out port 17 for the seedling raising box w, while rotating the belt conveyor 6 forward so as to move forward. By feeding the seedling boxes w from the opening F one by one onto the belt conveyor 6 in a horizontal position, the seedling boxes w are sequentially horizontally conveyed toward the front inside the frame 1, and the foremost seedling box w is moved forward. A stopper 18 provided at the front end of the frame body is brought into contact with the stopper 18 to regulate its position, and the subsequent seedling raising boxes w can be arranged back and forth.

Here, in the loading initial setting state, the uppermost shelf member 8 of the shelf elevator 5 is located slightly below the conveying surface of the belt conveyor 6, and in this state, the seedling raising box w is removed from the opening F. Supplied. The opening F is provided with a counting mechanism 19 of an optical sensor type or a contact sensor type for counting the number of the seedling raising boxes w carried in, and a predetermined number (six) of seedling raising mechanisms are provided on the belt conveyor 6. When it is detected that the boxes w have been fully loaded, the shelf elevator 5 is driven in the ascending direction by one pitch (shelf pitch), whereby the group of seedling boxes w arranged on the belt conveyor 6 moves up. And is lifted up and supported at once by the right and left by the shelf member 8. Hereinafter, the supply of the seedling boxes w onto the belt conveyor 6 and the pitch movement of the shelf elevator 5 are sequentially performed, and finally, a group of six seedling boxes w is stacked in the frame body in up and down 10 stages. It will be stored.

The counting mechanism 19 is provided with a predetermined number of seedling raising boxes w.
Is detected, the stopper 53 provided at the lower portion of the opening F is protruded by an actuator 54 such as a solenoid to prevent the subsequent feeding of the seedling raising box w,
The counting mechanism 19 and the actuator 54 are linked via the control device 52 so that when the shelf elevator 5 moves up by one pitch, the stopper 53 retreats to allow the next supply.

When carrying out the seedling box w housed in a stacked state,
The above operation is performed in reverse. In other words, in the initial state of unloading, the lowermost shelf member 8 is slightly higher than the belt conveyor 6, but when the unloading is started, the lowermost shelf member 8 is slightly lower than the belt conveyor 6 as at the time of loading. The shelf elevator 5 operates slightly in reverse so that it comes to
The six seedling raising boxes w received and supported by the shelf member 8
Is transferred onto the belt conveyor 6, and the belt conveyor 6 is driven in reverse, whereby the seedling raising boxes w are carried out from the opening F in order from the rear end. When it is detected by the counting mechanism 19 that the lowermost stage has been carried out, the shelf elevator 5 is driven in the downward direction by one pitch, and is thereby received and supported by the shelf member 8 at the second stage from the bottom. The six seedling raising boxes w are transferred onto the belt conveyor 6, and thereafter, are similarly carried out from the opening F (the carry-out port 17).

As shown in FIGS. 8 and 9, the arrangement transporting device E extends outward (rearward) from the opening F, and is sent out from the opening F as described above. The upper-side transport unit 21 for placing and raising the nursery box w that has been moved and the lower-side transport unit 22 for placing and freely moving the nursery box w are configured. It is connected to the lower part of the rear end of the frame 1 so as to be able to swing up and down around the front end fulcrum a, and is detachable from the frame 1 as described later.

The upper transport section 21 is configured such that a pair of left and right transport belts 24 are wound around the upper transport frame 23 formed in a hollow rectangular frame shape in the front-rear direction and guided by a group of rollers 25. And is driven by receiving power from the belt conveyor 6. That is, as shown in FIG. 10, a gear 27 is fixed to the front end rotating shaft 26 of the transport belt 24, and an input bracket 29 having an input gear 28 which always meshes with the gear 27 is connected to the front end rotating shaft 26. The input gear 28 is meshed with an output gear 30 provided on the rear end drive shaft 15 of the belt conveyor 6, and when the belt conveyor 6 is driven out, the input gear 28 is rotated. In synchronization, the transport belt 24 is driven in the unloading direction.

Further, fulcrum shafts 31 project from the left and right outer surfaces of the front end of the upper side transport frame 23, and the fulcrum shafts 31 are received from above from receiving portions 32 provided below the rear end of the frame 1. It is engaged and held, and the transporting device for array E
The whole is supported so as to be able to swing up and down with the axis of the fulcrum shaft 31 as a fulcrum a. The fulcrum shaft 31 is detached from the receiving portion 32 so that the entire arrangement transporting device E can be removed from the frame 1. You can do it. The fulcrum shafts 31 engaged with the left and right receiving portions 32 are locked by left and right hooks 33 which are integrally swingably operated.

The input bracket 29 is urged to rotate by a torsion spring 34 in a direction in which the input gear 28 mounted on the input bracket 29 is meshed with the output gear 30, and the input bracket 29 is moved to the rear end drive shaft 15 of the belt conveyor 6. Connection hole 35a of connection bracket 35 which is loosely fitted and slidably mounted in the horizontal direction
Is inserted into the connection pin 29a of the input bracket 29, thereby preventing the occurrence of disengagement at the engagement drive unit, and releasing the pin connection with the input bracket 29 by sliding the connection bracket 35. Thus, the meshing drive unit can be separated.

The lower-side transport section 22 is provided with a group of guide rollers 38 for placing and rolling the nursery box w on the lower-side transport frame 37 formed in a hollow rectangular frame shape, and sliding the nursery box w from the bottom. The front end of the lower transport frame 37 is pivotally connected to the rear end of the upper transport frame 23 so as to be able to bend around a fulcrum b. A lock mechanism 40 is provided at the location. The lock mechanism 40 includes a lock pin 41
Are selectively inserted into the plurality of lock holes 42 to linearly connect and fix the lower-side transport unit 22 to the upper-side transport unit 21 and to connect the lower-side transport unit 22 to the upper-side transport unit 21. It is configured so that it can be switched to a state where it is connected and fixed at an arbitrary refraction angle.

Further, a pair of left and right guide members 43 made of a rod material are cantilevered at the end of the lower transport frame 37, and the tip of the guide member 43 is positioned near the ground. The seedling box w
Can be smoothly slid and guided on the ground so that it can be dropped down with little step. The guide member 43
Can be turned inward and stored.

A pair of left and right idler wheels 46 for following the ground are provided on the end side of the arrangement transport device E. The idler wheel 46 is provided at the free end of a support arm 47 that is vertically swingably attached to the rear end of the upper transfer frame 23, and a lateral stay 47 a installed on the distal end of the support arm 47 is provided. By contacting the lower transport frame 37 from below, the upward swing of the support arm 47 is limited.

A support rod 48 is pivotally connected to the lower transport frame 37, and a boss 47b is rotatably provided on the lateral stay 47a of the support arm 47. The support rod 48 is connected to the boss 47b. The support arm 4 is inserted and inserted and tightened with the set bolt 47c.
7 can be fixed in an arbitrary swinging posture. For example, as shown in FIG.
1 and the lower-side transport unit 22 are linearly extended and fixed, and the support arm 47 is fixed in a posture in which the support arm 47 is greatly swung downward, so that the entire arrangement transport device E is connected via the idler wheel 46 that contacts the ground. Can be fixed in a horizontal position.

The loading device A according to the present invention is configured as described above, and the seedling raising box w stacked and housed in the frame 1.
Are placed on the ground as follows.

FIGS. 1 and 2 show a case in which seedling boxes w are arranged beside a road or a ridgeway beside a paddy field. In this case, an arrangement transfer device is provided for a traveling vehicle body B running on a road or a ridgeway. The loading device A is slightly rotated about the longitudinal axis P and fixed on the traveling vehicle body B so that the terminal end of E projects laterally outward. In the arrangement transporting apparatus E, the lower transport unit 22 is fixed to the upper transport unit 21 so as to be linear or slightly valley-folded, and the idler wheels 46 are attached to the lower transport frame 37. On the other hand, it is positioned at the upper limit, and the entire arrangement transporting device E is brought into a state where it can follow the ground via the idler wheel 46.

In this state, the seedling boxes w accommodated in the frame 1 are sequentially sent out from the opening F as described above while the traveling vehicle body B is moving forward at a low speed. The nursery box w is placed on the transport belt 24 of the section 21 and forcibly transported, and then reaches the lower transport section 22.
Is slid downward through the guide rollers 38 and the guide rod 39, finally touches the ground while being guided by the guide member 43, and is left on the ground in accordance with the moving speed of the traveling vehicle body B. Then, the subsequent seedling raising box w is sequentially placed in the earlier seedling raising box w.
It will be arranged next to.

The number of seedling boxes w to be arranged in one place is determined by the number of rows of rice transplanters to be used and the like. Do it.

In a place where the paddy field and the road through which the vehicle body B can pass are separated from the paddy field, the taken out nursery boxes w may be manually arranged in a row or the like. In such a case, FIG. As shown, the idler wheel 46 fixed down
The transfer device E for arrangement is supported on the ground in a horizontal posture through the device, so that the transfer device E for arrangement can be transferred to the seedling raising box w
Used as a workbench to arrange horizontally. In this case, since the working table is at a height of about several tens of centimeters, the nursery box w can be taken out in an easy posture without having to bend down.

Further, when traveling after finishing the work, as shown in FIG. 18, the arrangement conveying device E is folded in two and once removed from the frame 1, and a latch provided at the rear end of the frame 1 is provided. 49 and is stored and held in a vertical posture along the frame 1.

In the state in which the arrangement transporting device E is stowed and held in the frame 1, the opening F is open, and when the next loading is performed after returning to the seedling raising facility, the arrangement transporting device E is opened. The seedling box w can be supplied to the opening F while E is stored and held in the frame.

[Other Embodiments] The present invention can be modified into various forms other than the above-described forms, and some of them are exemplified below. (1) As shown in FIG. 20, when the idle-adhering wheels 46 for following the ground provided at the end portion of the arrangement transporting device E are positioned within the lateral width of the arraying transporting device E, the It becomes easy to arrange the seedling raising boxes w densely. in this case,
It is convenient to be able to change the position of the idler wheel 46 between a state in which the idle wheel 46 is located outside the lateral width of the arrangement transport device E and a state in which the idle wheel 46 is located within the lateral width of the array transport device E as described above. (2) As shown in FIG. 21, a guide 56 such as a free wheel or a sled is provided at the end side of the arrangement transport device E with respect to a structure 55 such as a water channel formed around the paddy field. Then, the nursery boxes w can be arranged along the structure 54 in a state where they are located as close as possible to the paddy field. (3) As shown in FIG. 22, a special spraying device 57 for disinfecting or spraying chemicals for insect repelling from above the seedling box w to be conveyed is installed in the arrangement conveying device E. This eliminates the need for chemical spraying, which is effective for labor saving. In this case, it is preferable that the driving force for feeding the medicine from the spraying device 57 be received from the transport device E for arrangement. Alternatively, the spraying device may be a spraying device for watering 57 to prevent the seedlings arranged on the ground from drying out. (4) When handling a strong seedling, as shown in FIG. 23, the seedling box w conveyed is lifted by a spring 58 on a receiving member 59 urged by a spring 58 at the end of the arrangement conveying device E. May be equipped with an alignment mechanism G that once drops and holds it, and drops it on the ground by its own weight when a set number (preferably 2 to 3 boxes) is stacked. According to this, the seedling raising boxes w can be arranged in a small space, and there is also an effect of preventing drying due to the overlapping of the seedlings. (5) As the alignment mechanism G, as shown in FIG. 24, several conveyed seedling raising boxes w may be arranged in a vertical posture by leaning over them. With this, the seedling raising boxes w can be arranged in a small space, and drying can be prevented. (6) As shown in FIG. 25, a seedling box passage detection mechanism 61 using an optical sensor or a contact sensor is provided at the end of the arrangement transporting device E, and the electric motor 14 is controlled based on the detection information. By controlling the speed, the transport speed of the belt conveyor 6 and the transport device E for arrangement is increased or decreased.
According to this, the arrangement operation is performed smoothly and the seedling raising box w
When the movement is performed without delay, the box detection interval is shortened, and based on this detection, the forcible conveyance speed of the belt conveyor 6 and the arrangement conveyance device E is appropriately increased. Also,
If the side-by-side operation is not smoothly performed and the container is slightly clogged, the box detection interval becomes longer, and based on this detection, the forcible conveyance speed of the belt conveyor 6 and the arrangement conveyance device E is reduced. As a result, the seedling raising box w can normally be continuously transported without leaving a large interval, and even if the seedling raising box w tends to be clogged, forced forced transport is avoided and the seedling raising box w can be prevented from being disturbed. (7) As shown in FIG.
Rotation sensor 62 capable of detecting rotation speed and direction of rotation
The speed of the electric motor 14 is controlled so that the transfer speed of the belt conveyor 6 and the transfer device E for arrangement is synchronously changed according to the change in the rotation speed of the idler wheel 46 toward the forward side. According to this, even if the moving speed of the traveling vehicle body B is changed, the box unloading speed changes accordingly, and the seedling raising boxes w can be smoothly arranged on the ground. The rotation sensor 6
When 2 detects the reverse rotation, the operation of the electric motor 14 is restrained to stop the unloading of the box. As a result, even if the unloading start operation is mistakenly performed during reverse travel, the actual unloading operation can be restrained and safety can be achieved. (8) Also, as shown in FIG. 27, utilizing the rotation of the idler wheel 46 provided at the end side of the arrangement conveying device E to follow the ground, the rotational force is used to rotate the idler wheels 46. Even if it is configured to drive the transport belt 24, the same function as the above example can be exerted simply. In this case, a drive structure in which the belt conveyor 6 and the conveyor belt 24 are not linked is adopted. (9) As shown in FIG. 28, only the transporting device E for array is inclined with respect to the transporting device E so that the end of the transporting device E for arraying projects laterally outward from the loading device A. It is also possible to arrange it so that it can be adjusted, and arrange the seedling raising boxes w side by side with the end of the ridgeway. (10) As shown in FIG. 29, the arrangement conveying device E is moved to the upper conveying portion 21 having the conveying belt 24 by the rollers 25.
When the lower-side transport unit 22 that can be freely moved is configured to be extendable and retractable, the inclination and inclination angle of the lower-side transport unit 22 with respect to the ground is appropriately adjusted by extending and retracting the arrangement transport device E in accordance with the height of the traveling vehicle body B. Can also be set. (11) As shown in FIG. 30, a sorting / transporting unit 63 capable of laterally transporting the seedling raising box w carried out to the left and right is provided at the rear of the frame 1, and the arraying / transporting devices are respectively provided from the left and right of the sorting / transporting unit 63. When E is extended, it is possible to arrange the nursery boxes w on both the left and right sides of the road, or to select and arrange the nursery boxes w on the left or right side of the road. (12) As shown in FIG. 31, the arrangement transporting device E is configured to be able to bend at the intermediate portion thereof, and is urged downwardly around the fulcrum c by the arraying transporting device E to follow the ground. A bar-shaped ground locking member 64 is provided. According to this, even if the traveling vehicle body B moves backward, the ground locking member 64 is prevented from being caught on the ground and further moved rearward, and the arrangement conveyance device E is bent in a mountain fold. ,
Even if the traveling vehicle body B is moved backwards carelessly, the arranged seedling raising boxes w are not pushed and moved.

[Brief description of the drawings]

FIG. 1 is an overall side view of an arrangement work state.

FIG. 2 is an overall plan view of a side-by-side work state.

FIG. 3 is a side view of the laminating apparatus.

FIG. 4 is a plan view of a laminating apparatus.

FIG. 5 is a rear view of the laminating apparatus.

FIG. 6 is a front view of the laminating apparatus.

FIG. 7 is a longitudinal sectional front view showing a stacking transfer device and an unloading transfer device.

FIG. 8 is a side view of the arrangement conveyance device in a state of arrangement work.

FIG. 9 is a plan view of a transfer device for arrangement.

FIG. 10 is a plan view showing a start-end transmission portion of the transfer device for arrangement.

FIG. 11 is a side view showing a separated state of the arrangement transfer device.

FIG. 12 is a side view showing a starting end transmission portion of the transfer device for arrangement.

FIG. 13 is a vertical cross-sectional front view of the upper transport unit in the transport device for arrangement.

FIG. 14 is a longitudinal sectional front view of a lower-side transport unit in the transport device for arrangement;

FIG. 15A is a cross-sectional plan view showing a refracted portion between the upper transport portion and the lower transport portion. FIG. 15B is a side view showing a refracted portion between the upper transport portion and the lower transport portion.

FIG. 16 is a schematic plan view showing the entire transmission system.

FIG. 17 is a side view of the transfer device for arrangement in a work table state;

FIG. 18 is a side view showing a state in which the arrangement conveyance device is stored.

FIG. 19 is a block diagram of a control system.

FIG. 20 is an overall plan view of another embodiment (1).

FIG. 21 (a) An overall plan view of another embodiment (2) (b) A perspective view of the main part thereof

FIG. 22 is an overall side view of another embodiment (3).

FIG. 23 (a) Side view of another embodiment (4) (b) Front view of main parts thereof

FIG. 24 is a side view of another embodiment (5).

FIG. 25 is a side view of a main part of another embodiment (6).

FIG. 26 is a side view of another embodiment (7).

FIG. 27 is a schematic plan view of a main part of another embodiment (8).

FIG. 28 is an overall plan view of another embodiment (9).

FIG. 29 is a plan view of a main part of another embodiment (10).

FIG. 30 is an overall plan view of another embodiment (11).

FIG. 31 (a) Overall side view of another embodiment (12) (b) Plan view of main parts thereof

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Frame 16 Carry-in 17 Carry-out 21 Upper side conveyance part 22 Lower side conveyance part 43 Guide member 46 Idler wheel 55 Structure 56 Guide body 57 Spreading device 64 Ground locking member B Traveling vehicle body C Stacking conveyance device D Unloading Transfer device E Array transfer device G Alignment mechanism w Seedling box

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁶ Identification code FI B65G 21/14 B65G 21/14 BC 67/02 67/02 (72) Inventor Akio Kashii 64 Ishizukitamachi, Sakai City, Osaka Prefecture Inside Kubota Sakai Works (72) Inventor Yoshiyuki Kojima 64 Kubota Sakai Works, Sakai City, Osaka Prefecture

Claims (18)

[Claims] 1. A growing and / or growing seedling box supplied to a predetermined carry-in port is sequentially stacked and housed in a plurality of stages in a frame body capable of stacking and raising seedling boxes in a plurality of stages. A transport device for stacking, a transport device for unloading the seedling boxes that are stacked and taken out and sequentially sent out from a predetermined outlet, and an array transport device for sequentially guiding the seedling boxes sent out to the ground and arranging them, This arrangement transport device is configured to be switchable between a forward-lowering position that guides and moves the sent nursery box toward the ground, and a workbench for placing and horizontally arranging the sent nursery boxes. A seedling loading device for a rice transplanter, wherein the seedling is loaded. 2. The apparatus for loading seedlings for a rice transplanter according to claim 1, wherein the arrangement transfer device is configured to be bendable at an intermediate portion in the transfer direction. 3. The transfer device for arranging includes an upper transport unit and a lower transport unit, and the upper transport unit has a forced transport structure, and the lower transport unit has a free transport structure. The seedling loading device for a rice transplanter according to claim 1 or 2, which is configured. 4. The apparatus according to claim 1, further comprising a guide member provided at a terminal end of the transfer device for arranging, the guide member for placing the seedling raising box reaching the transfer end and sliding the seedling box near the ground. A seedling loading device for a rice transplanter according to item 1. 5. The transport device for arraying is configured to be able to be stored in a vertical position along the outside of the frame, and in this stored state, the carry-in port is configured to be open. The rice seedling loading device according to any one of claims 4 to 4. 6. The arrangement transfer device is configured to be able to swing up and down around a fulcrum on a front end side, and a trailing idler wheel for following a ground is provided at the end side of the arrangement transfer device. The sanitary punishment for a rice transplanter seedling according to any one of claims 1 to 5, wherein a rolling wheel is positioned within a lateral width of the arrangement conveying device. 7. The rice transplanter according to claim 1, further comprising a guide for a structure such as a water channel formed around the paddy field, at a terminal side of the arrangement transfer device. Seedling loading device. 8. The dispensing device for dispersing a drug or water on a seedling box to be conveyed, wherein the arrangement conveying device is provided.
8. The seedling loading device for a rice transplanter according to claim 7. 9. An arrangement mechanism for arranging a plurality of seedling raising boxes that have reached the transfer end in a stacked state or a leaning vertical position at an end portion of the arrangement transfer device. Item 9. The seedling loading device for a rice transplanter according to any one of Item 8. 10. The arrangement conveyance control means for controlling forced conveyance based on detection of a box conveyance state at a terminal end of the arrangement conveyance device according to any one of claims 1 to 9. The seedling loading device for a rice transplanter according to the above. 11. The nursery box supplied to the loading port is
2. A carry-in prevention means for preventing the supply of boxes to the carry-in port when the predetermined number of boxes is reached.
A seedling loading device for a rice transplanter according to any one of claims 10 to 10. 12. An arrangement conveyance control means for mounting the frame body on a traveling vehicle body and automatically changing a transportation speed of the arrangement transportation device in accordance with a moving speed of the traveling vehicle body. The seedling loading device for a rice transplanter according to any one of claims 1 to 11. 13. The seedling loading device for a rice transplanter according to claim 12, wherein said arrangement transfer control means is configured to drive said arrangement transfer device by rotation of a freely rotatable grounding wheel. 14. The arrangement carrier is mounted on a traveling vehicle body, and the arranging transportation device is moved with respect to the traveling direction of the traveling vehicle body such that an end portion of the arrangement transportation device projects laterally outward from the traveling vehicle body. The seedling loading device for a rice transplanter according to any one of claims 1 to 13, wherein the loading device is configured to be switchable to an inclined posture. 15. The apparatus for loading seedlings for a rice transplanter according to claim 1, wherein the arrangement conveying device is configured to be extendable and contractible in a conveying direction. 16. The rice transplanter according to claim 1, wherein the frame body is mounted on a traveling vehicle body, and two sets of the arrangement conveying devices are arranged on both right and left sides. Seedling loading device. 17. The method according to claim 1, wherein the frame is mounted on a traveling vehicle body, and the operation of unloading the nursery box is stopped in conjunction with the backward movement of the traveling vehicle body.
7. The seedling loading device for a rice transplanter according to any one of 6. 18. A ground mounting member which is mounted on a traveling vehicle body with the frame body, and is provided at a terminal end of the arranging transfer device with a ground locking member which is locked to the ground. The seedling loading device for a rice transplanter according to any one of claims 1 to 17, wherein the arrangement conveying device is configured to be folded and shortened by being locked to the ground.