JPH08224016A - Temporarily planting apparatus - Google Patents

Abstract

PURPOSE: To accelerate pulling-out operation and planting operation rate of cell formed seedling. CONSTITUTION: This temporarily planting apparatus is obtained by carrying a cell formed seedling germinated by a seedling tray P with a seedling tray conveyer 10, arranging a temporarily planting tray conveyer C in the direction perpendicular to the seedling tray conveyer 10, forming a seedling-pulling out part E for temporarily putting cell formed seedling from the seeding conveyer 10 to the seedling-carrying conveyer C and installing a planting part B for carrying out planting onto the temporary tray conveyer 11. In the temporarily planting apparatus, supports are each attached on the upper parts of the seedling pulling out part E and the planting part B, and guide rails 15 and 25 vertically and longitudinally constituted in arc-like form and a guide rail in longitudinal direction are laid in either one between the support and a frame stand and a slider for fitting into the guide rail is formed in another one between the both and slide cylinders 16 and 17 are formed between the both and longitudinal and vertical movement of these cylinders are simultaneously carried out to carry the seedlings.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention, like seedlings of flowers and vegetables, is sown in a cell-forming seedling tray, and after germination is temporarily planted in a temporary planting pot having a size of about 4 to 6 leaves and arranged in parallel in a temporary planting tray. The present invention relates to a structure for increasing the speed of planting work by removing the cell-forming seedlings of the temporary planting device.

[0002]

2. Description of the Related Art Conventionally, a technique relating to a mechanism for extracting cell-planting seedlings from a pot of a tray and planting them has been known. The extraction device inserts the extraction claw into the soil part of the cell molded seedling on the tray, lifts it and extracts the seedling,
The cell-forming seedlings were moved horizontally while being lifted and inserted into the temporary storage cup. Then, the temporary placing cup is transported to the planting section, and is transported by the planting device from the temporary placing cup to the temporary planting pot by horizontal movement and vertical movement to be temporarily planted in the temporary planting pot of the temporary planting tray. It was

[0003]

However, in the above-mentioned prior art, since the actuators for moving the extracting device and the planting device are horizontally moved and vertically moved by different actuators, the drive device is Becomes large and both are driven at the same time, the control structure was complicated. Although it is possible to use a crank mechanism or the like as the moving device, the mechanism becomes complicated and position adjustment becomes difficult.

[0004]

The problems to be solved by the present invention are as described above. Next, the means for solving the above problems will be described. That is, the cell-formed seedlings germinated in the seedling tray P are transported by the seedling tray conveyor 10, the seedling transporting conveyor C is arranged in a direction perpendicular to the seedling tray conveyor 10, and the seedlings are temporarily planted in a direction perpendicular to the seedling transporting conveyor C. The tray conveyor 11 is arranged, and the seedling extraction section E for temporarily placing the cell-formed seedlings on the seedling conveying conveyor C from the seedling tray conveyor 10 is provided. In the configuration in which the planting part B is provided,
A support is provided on each of the seedling extraction section E and the planting section B, and a guide rail having an arcuate shape in the up-down and front-rear directions and a guide rail in the front-rear direction are provided between one of the support and the frame base, and the other. In addition to providing a slider that fits into the guide rail, an actuator is provided between the two, and the seedlings are transported by performing vertical and vertical movements simultaneously.

[0005]

Next, the operation will be described. The cell-formed seedlings are conveyed by the seedling tray conveyor 10 to the lower part of the seedling conveying conveyor C, and at that position, one row of the cell-formed seedlings of the seedling tray P is extracted by the seedling extraction section E, and the seedling extraction section E of the slide cylinder 16 is removed. By the extension, the slider 53 of the seedling picking support 22 moves along the arc-shaped guide rail 15, and the slide 55 moves along the horizontal guide rail 23,
The seedling extractor E is moved up and moved in the front-rear direction at the same time, and is conveyed to the top of the cup 9 of the seedling conveyer C, and the cup 9
A cell molding seedling is inserted into. And the seedling transfer conveyor C
Is transported to the temporary planting tray conveyor 11 at a right angle, and at that position, the slide cylinder 17 is contracted, and the slider of the planting support 21 moves along the guide rails 25 and 24. B is lowered and moved back and forth at the same time, and the cell-forming seedlings are conveyed from the conveyor C to the temporary plant tray conveyor 11 and planted in the temporary plant tray S.

[0006]

EXAMPLES Next, examples will be described. 1 is an overall left side view of the temporary implanter, FIG. 2 is an overall plan view of the temporary implanter, and FIG.
Is also an overall front view of the temporary planting device, FIG. 4 is a side view of the moving mechanism of the present invention, FIG. 5 is also a front view partial cross-sectional view, FIG. 6 is a front view partial cross-sectional view of the seedling extracting section E, and FIG. Similarly, it is a side sectional view, FIG. 8 is a right side view of the temporary planting device, FIG. 9 is a front view of the punching part, and FIG. 10 is a rear view of the planting part B.

In the seedling tray P for raising cell-formed seedlings, holes having a size corresponding to the kind of seeds to be sown are formed in a matrix of several rows and columns, and all these holes are filled with a predetermined soil. When seeded and germinated to give 2 to 4 leaves, cell-formed seedlings are completed. The cell-molded seedlings are too small and may die if they are cultivated in an alley or a house as they are. Therefore, in order to make the seedlings available for sale, it is necessary to temporarily replant them in a temporary planting pot T slightly larger than this.

The overall structure of the automatic provisional transplanting apparatus will be described with reference to FIGS. A frame base H on which caster wheels are arranged is provided in the lower part. On the frame base H, a seedling tray conveyor 10 and a temporary planting tray conveyor 11 are arranged in parallel to each other in the front-rear direction.
The seedling tray conveyor 10 and the temporary planting tray conveyor 11 are
It is configured to intermittently move in the opposite direction. That is, the seedling tray conveyor 10 intermittently moves forward (or rearward) at intervals of the hole pitch of the seedling tray P, and the temporary planting tray conveyor 11
Moves intermittently rearward (or forward) at intervals of the pitch of the temporary planting pots T fitted in the temporary planting tray S.

A seedling transporting conveyor C is arranged at a substantially central portion between the temporary planting tray conveyor 11 and the seedling tray conveyor 10 so as to extend across the both conveyors at a right angle. The seedling transfer conveyor C is composed of a chain conveyor that is arranged in the vertical direction and rotates in the left-right direction. The chain (or belt) of the chain conveyor
3, the drive sprocket 35 and the driven sprockets 36, 36, and 36 are arranged at the top and bottom of the seedling tray conveyor 10 and the temporary planting tray conveyor 11 at the apex of the rectangular shape in front view, as shown in FIG. Is wound. The inside of the wound chain 20 is arranged in parallel so that the seedling tray conveyor 10 and the temporary planting tray conveyor 11 penetrate, and the difference between the height of the upper part of the chain 20 and the height of the upper surfaces of the seedling tray conveyor 10 and the temporary planting tray conveyor 11 is set. It is arranged so as to be small so as to suppress the height and have a low center of gravity.

The drive sprocket 35 is a frame base H.
Power is transmitted from a motor M provided in the vehicle through an electromagnetic clutch, a speed reducer, an indexing unit, a sprocket, and a chain, and is intermittently driven. Also, on the outer periphery of the chain 20,
The seedling transfer cups 9, 9 ... Are fixed at equal intervals. The seedling transfer cup 9 has a wedge-shaped insertion hole into which a cell-shaped seedling is inserted, and a planting portion B described later is provided around the insertion hole.
The chuck has a vertical groove that allows the chuck to enter from the outside for gripping. A seedling extractor E that moves back and forth by the moving mechanism of the present invention is provided between the seedling transporting conveyor C and the seedling tray P, and between the seedling transporting conveyor C and the temporary planting tray S. Then, a moving mechanism of the planting part B having substantially the same configuration is provided.

The moving mechanism of the present invention will be described in detail in the moving mechanism of the seedling picking section E. As shown in FIGS. 4 and 5, a beam H3 is laid horizontally between columns H1 and H2 on the frame base H, a bracket 54 is erected on the beam H3, and a side surface of the bracket 54 has an arc shape in a side view. Seedling guide rail 15
However, the slider 53 is arranged so that the front is high and the rear is low, and the guide rail 15 is fitted with a slider 53 rotatably arranged on the upper rear surface of the seedling picking support 22. Then, the guide rails 23, 23 are horizontally provided in the front-rear direction on the side surface of the beam H3 below.
Are arranged in parallel, the upper and lower front and rear sliders 55 are fitted to the guide rails 23, and the upper and lower front and rear sliders 55 and the upper and lower rails 56 fixed vertically on the back surface of the seedling support 22 are fitted. There is. The upper end of the seedling picking support 22 is connected to the tip of a piston rod 16a of a slide cylinder 16 as an actuator via a stay 57.

The slide cylinder 16 is pivotally supported on the column H2, and when the slide cylinder 16 is contracted,
The upper part of the seedling picking support 22 is guided by the slider 53 of the seedling picking guide rail 15, and the lower part of the seedling picking support 22 is guided by the upper and lower rails 56 and the upper and lower front and rear sliders 55 fitted to the guide rails 23. While moving backward while facing the direction, it can simultaneously descend and move from the upper position of the seedling transport conveyor C to the upper position of the seedling tray P. Then, when the slide cylinder 16 is extended,
The vertical movement and the forward and backward movement can be performed simultaneously to move from the upper position of the seedling tray P to the upper position of the seedling transport conveyor C, and the seedling extracting unit E can move up and down and forward and backward at the same time by expanding and contracting one slide cylinder 16. That is, the operation is performed in synchronization with the transportation of the seedling tray conveyor 10 and the seedling transportation conveyor C.

Similarly, the planted support body 21 is also provided with a slider on the upper back surface and fitted and guided by an arcuate guide rail 25, and an upper and lower rail is provided on the lower back surface, and the slider is provided through the vertical and forward / backward sliders. Guided by the guide rails 24, one end of the upper portion of the planted support 21 is connected to the slide cylinder 17, and the slide cylinder 17 is pivotally supported by the column H2. Therefore, by expanding and contracting the slide cylinder 17, the planting support 21 moves along the seedling picking guide rail 25 and the guide rail 24 with the vertical direction, and the planting part B moves up and down and back and forth. Are simultaneously performed so that the seedling transfer conveyor C and the temporary planting tray S can be reciprocated. In this way, one cylinder simultaneously moves in the front-rear direction and in the up-down direction, and the moving speed can be shortened with a simple structure so that the work can be performed at high speed.

Next, the structure of the seedling extracting section E will be described with reference to FIGS. The seedling extraction section E is composed of two extraction claws 5 and 5 which are inserted obliquely from above into the recess of the seedling tray P into which the cell-formed seedlings are inserted, and a predetermined angle with respect to the vertical line. It is composed of an open / close cam rod 4 that opens and closes the space. The open / close cam rod 4 is also inclined at the same angle, and the open / close cam rod 4 and the extraction claws 5 are arranged in parallel. The support frame 73 is provided with a claw projecting cylinder 30 that moves the extraction claws 5 up and down and a claw opening and closing cylinder 31 that moves the opening and closing cam rod 4 up and down.
5 is projected and stored, and the opening and closing cam rod 4 is expanded and contracted.

A slide guide 74 is provided on the upper portion of the extraction claws 5, 5.
Is held slidably in the vertical direction by means of the above, and is slid by the claw protruding cylinder 30 smoothly. The upper portion of the opening / closing cam rod 4 is also guided by the slide guide 74, and the upper portion of the opening / closing cam rod 4 is connected to the pawl opening / closing cylinder 31.
A cam follower 44.4 is attached to the lower end of the opening / closing cam rod 4.
4 is abutted from the left and right, and when the opening / closing cam rod 4 is projected by the pawl opening / closing cylinder 31, the cam follower 4
4 and 44 are opened to open the extraction claws 5 and 5 so that the extraction claws 5 and 5 are closed when the opening / closing cam rod 4 is contracted at the position of the cell molding seedling.

On the upper part of the slide guide 74, there is provided a cylinder 27 with an elevating guide for moving up and down the whole seedling extracting section E through a gap adjusting mechanism, and is supported by the seedling collecting support 22. In the interval adjusting mechanism, a mounting frame 70 is supported by the elevating cylinder 27, and a supporting frame 73 is suspended from the mounting frame 70 via a guide rail 72 extending along the row direction of the seedling transfer cups 9. In the support frame 73,
In order to correspond to several (14 in this embodiment) seedling trays P, half (seven sets) of the seedling extracting portions E1, E2 ... E are used.
7 are supported in a row so as to be movable in the row direction of the seedling transfer cups 9, and the respective seedling extractors E1, E2 ... E7 are connected by a pantograph mechanism 75.

The extraction body E7 on one end side is connected to a movable portion of a first gap adjusting cylinder 77 installed on the support frame 73, and the extraction body E is operated by the operation of the first gap adjusting cylinder 77.
By moving 7 in the column direction, the pantograph mechanism 75 is configured to be able to change the interval while keeping the interval between the adjacent extractors even. Also, the support frame 73
Is connected to the movable portion of the second spacing adjustment cylinder 68 installed on the mounting frame 70, and the second spacing adjustment cylinder 6
By the operation of 8, the support frame 73, that is, all the seedling extracting portions E1, E2 ... E7 are configured to be movable in the row direction by one interval of the cell-formed seedlings arranged in the row direction of the seedling tray P. .

Further, as shown in FIG. 8, the planting support 21 supports the planting part B, and the planting support 21 extends along the planting guide rails 25 and 24 as described above. The slide cylinder 17 can be expanded and contracted to move back and forth and up and down at the same time, and the planting part B is attached to the planting support 21. The same number of perforation rods 8 are arranged in front of the temporary transplant tray S conveyance direction of the planting section B.

As shown in FIG. 9, the piercing rod 8 is provided with a support frame 26 fixed to the pillar H1 in front of the planting portion B in the carrying direction, and a cylinder 47 with a guide is attached to the support frame 26. The cylinder 4 is arranged vertically.
7. The same number of piercing rods 8 as the row of tentative planting pots T of the tentative planting tray S are arranged at the lower end of 7, and the piercing rods 8 are moved up and down by the expansion and contraction of the cylinder 47 in accordance with the conveyance of the tentative planting tray conveyor 11, and the planting part Before planting with B, a hole having the size of the soil portion of the cell-forming seedling is bored in the planting pot T.

As shown in FIG. 10, the planting section B has a slide frame 37 fixed to the lower end of the planting support 21, and a pantograph mechanism 32 similar to the seedling extracting section E is mounted on the slide frame 37.
Is provided. The pantograph mechanism 32 includes a slide frame 3
7, the slide guides 38, 38 are laterally laid, and the temporary implant arms 67, 67 ... Are slidably fitted on the slide guides 38, 38, and the adjacent temporary implant arms 67, 67. The piston rod 28a of the pitch changing cylinder 28, which is pivotally connected to each other at 66.66, and which projects outside the slide frame 37 on one side, is fixed to the temporary setting arm 67 on one side.

A vertical slide cylinder and an opening / closing cylinder are vertically provided on each of the temporary planting arms 67, 67 ..., A pivot support 78 is provided at the lower end of the slide cylinder, and a planting chuck is provided below the pivot support 78. 6 is provided.
The number of the planting chucks 6, 6, ... (Five in this embodiment) is set according to the number of rows of the planting pots T. Three
7a is a maximum pitch stopper. In addition, each of the chucks 6 is configured so as to be able to independently capture the cell-formed seedlings in the corresponding seedling transfer cups 9. Since all cell-formed seedlings including those of dwarf seedlings are transferred to the seedling transfer cup 9, the cell-formed seedlings of missing or dwarf seedlings are transferred to the planting section B in the seedling transfer cups 9. This is because the abnormal cell-forming seedlings may not be captured.

When the temporary planting device is activated with such a structure, the seedling removing section E is retracted toward the seedling tray P, and the first interval adjusting cylinder 77 separates the cell forming seedlings of the seedling tray P by two intervals. Seedling extraction parts E1, E2 ...
After adjusting the interval of E7, it descends to simultaneously pierce each of the extraction claws 5 and 5 downward toward the soil mass of the cell-forming seedling from an obliquely upper position, and close the tip thereof to extract the cell-forming seedling. Then, the cell-forming seedlings are extracted from the seedling tray P by raising the seedling extracting section E. Then, the moving mechanism of the present invention promptly raises and advances the seedling extracting section E to above the seedling conveying conveyor C, and the seedling extracting sections E1, E2 ... E7.
The first interval adjusting cylinder 77 adjusts the interval according to the interval between the seedling transfer cups 9 and then descends, and the extraction claws 5 and 5 are temporarily placed by obliquely pulling upward from the cell-forming seedling. When pulling out the extraction claws 5, 5 from the cell-molded seedling, the pressing member 34 shown in FIG. 1 projects to the seedling transfer cup 9 to prevent the cell-molded seedlings from rising together with the extraction claws 5, 5. There is.

Then, the transfer of the seedling transfer cups 9 by the seedling transfer conveyor C is started, and seven seedling transfer cups 9 are transferred as a whole. The seedling extractor E retreats again toward the seedling tray P, and descends according to the spacing of the remaining cell-formed seedlings in the leading row of the seedling tray P by the first spacing adjustment cylinder 77 and the second spacing adjustment cylinder 68. Then, the seedlings are picked up in the same manner as described above, and then the seedling extraction section E
Is advanced to above the seedling transfer conveyor C and temporarily placed in the seedling transfer cup 9.

Then, the cell-molded seedlings placed on the seedling transfer cup 9 are laterally conveyed, and at the time of this conveyance, it is not shown whether or not the leaves of the cell-molded seedlings are normally grown. Only when the leaves of the cell-molded seedlings are normally grown, the planting chucks 6, 6 ... Only the cell-formed seedlings are taken out from the seedling transfer cup 9, and the abnormal cell-formed seedlings are not captured, and the cell-formed seedlings that are conveyed next are sequentially expanded and contracted to be captured by all the plant B.
The planting pot T is planted. The abnormal cell-formed seedling is dropped into a collection container 49 provided at the right end of the seedling transport conveyor C. In addition, when the planting chucks 6, 6, ... Are moved between the cup 9 of the seedling conveying conveyor C and the pot of the temporary planting tray S of the temporary planting tray conveyor 11, the distance between them is the pitch changing cylinder 28 as described above. It is adjusted by expansion and contraction, and the expansion and contraction of the cylinder opens and closes the chuck 6 to grab and release around the soil mass of the cell-forming seedling.

[0025]

Since the present invention is constructed as described above, it has the following effects. That is, the configuration for carrying the cell-formed seedlings between the seedling tray conveyor 10 and the seedling transporting conveyor C, and between the seedling transporting conveyor C and the temporary planting tray conveyor 11 is simplified, and the cycle time for removing the seedlings and planting is reduced. Since it can be shortened, high-speed work becomes possible and work efficiency can be improved. Since the actuator can be moved up and down and forward and backward, the number of actuators can be reduced, the actuators can be easily controlled, and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is an overall left side view of a temporary planting device.

FIG. 2 is likewise an overall plan view of the temporary planting device.

FIG. 3 is likewise an overall front view of the temporary planting device.

FIG. 4 is a side view of the moving mechanism of the present invention.

FIG. 5 is a partial front sectional view of the same.

FIG. 6 is a front view partially sectional view of a seedling extracting section E.

FIG. 7 is a side sectional view of the same.

FIG. 8 is a right side view of the temporary planting device.

FIG. 9 is a front view of a punching portion.

10 is a rear view of the planting section B. FIG.

[Explanation of symbols]

 B Planting part C Seedling transfer conveyor E Seedling extraction part H Frame stand P Seedling tray T Temporary planting pot 10 Seedling tray conveyor 11 Temporary planting tray conveyor 21 Planting support 22 Seedling support 15 ・ 23 ・ 24 ・ 25 Guide rail 16 ・17 Slide cylinder 53 ・ 55 Slider

Claims (1)

[Claims] 1. A cell-formed seedling germinated in a seedling tray P is transported by a seedling tray conveyor 10, a seedling transporting conveyor C is arranged in a direction orthogonal to the seedling tray conveyor 10, and the seedling transporting conveyor C is orthogonal. The temporary seeding tray conveyor 11 is arranged in the direction, and the seedling extracting section E for temporarily placing the cell-formed seedlings on the seedling conveying conveyor C from the seedling tray conveyor 10 is provided, and the cell-formed seedlings are planted on the temporary seeding tray conveyor 11 from the seedling conveying conveyor C. In the configuration of providing the planting section B for planting, the seedling extracting section E
Further, a support is provided on the upper part of the planting section B, and a guide rail configured in an up-down and front-rear arc shape and a guide rail in the front-rear direction are provided on one side between the support and the frame base, and the guide rail is fitted on the other side. A temporary planting device characterized in that a slider is fitted and an actuator is provided between the sliders to move the seedlings forward and backward simultaneously to convey seedlings.