JPH0919220A - Clamp device for ear part in grafting apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable the sure location by correcting the bending of a nursery plant axis of a nursery plant for a scion. SOLUTION: This clamp device 15 for an ear part in a grafting apparatus is obtained by installing freely openable and closable holding members 17 so as to hold a scion part cut from each nursery plant 11 for the scion and further a rodlike member 30 at the tips of the holding members 17. The ear part of the nursery plant 11 for the scion is naked up. In this state of the ear part, the holding members 17 are advanced in the horizontal direction while being opened and then stopped at a position in nearly the center of the scion part 1a of the nursery plant 11 for the scion. A rodlike member 30 is brought into contact with a bent part of the nursery plant axis when the nursery plant axis of the nursery plant is bent at this time. The nursery plant axis is extended upward under a contact pressure thereat to clamp the straightened nursery plant axis with the holding members 17.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a spike-clamping device in a grafting device, and more specifically, a spike in a grafting device for gripping a spiked part cut from a scion seedling and connecting it to a root of the seedling for rootstock. Part clamping device.

[0002]

2. Description of the Related Art A grafting device in which this spike clamp device is used is a transporter for spikes that transports a tray in which a plurality of seedling pots containing seedlings for spikes are arranged in a row and a seedling for rootstocks. It is equipped with a conveyor conveyer for a rootstock that conveys a tray in which a plurality of stored seedling pots are arranged in a row, and at a predetermined grafting processing position, the ear part is cut from the seedlings for the scion that have been conveyed as described above. , The cut ears are automatically conveyed by the ears clamp device to the pedestal from which the ears have been cut and removed from the rootstock seedling, and the ears are attached via a clip for grafting. It is a device for joining to.

That is, a clip is applied to the tip of the base portion and the ear portion is inserted into this clip. At this time, if the center position of the clip and the ear portion is slightly displaced, the inner diameter of the clip It will not be inserted properly on the side and an insertion error will occur.

By the way, as shown in FIG. 7, when the ear part 11a is cut from the scion seedling 11, the seedling shaft 11b of the scion seedling 11 may be bent or the seedling shaft 11b may be tilted. However, if the seedling shaft 11b is cut while being bent as described above, an insertion error may occur in the subsequent grafting process, for example, the process of inserting the ear into the clip. Therefore, conventionally, the seedling shaft 11b is pulled upward by the scraping member 16 to be stretched, and then the seedling shaft 1b is stretched.
1b was clamped by the ear clamp device and cut with a knife or the like.

[0005]

However, according to the above-mentioned conventional means for stretching the seedling shaft 11b, the seedling shaft 11 is utilized by utilizing the frictional force between the scraping member 16 and the spike portion 11a.
This was not enough to correct the curved seedlings because b was to be stretched upwards, so that the subsequent seedling axis 1
In the positioning process of 1b, for example, it has caused an insertion error in the clip insertion process.

The present invention has been made to solve the above problems, and its purpose is to correct the bending of the seedling axis of the scion seedling used for grafting, and An object of the present invention is to provide a spike-clamping device for a grafting device that enables reliable positioning.

[0007]

[Means for Solving the Problems] In order to achieve the above-mentioned object, the present invention provides an ear part (11) cut from a seedling (11) for scion.
a) a gripping member (17) that can be opened and closed to grip a),
A grafting device for holding a cutting part (11a) cut from the above-mentioned seedling (11) for cutting and connecting the cutting part (21a) of the seedling for rootstock (21) to the cut part (21b) In the ear part clamp device (15), the gripping member (1
7) A rod-shaped member (30) for correcting the bending of the seedling shaft (11b) is provided on the inner side opposite to each other, and the holding member (17) holds the ear portion (11a) of the seedling (11) for scion. When moving and stopping at a position substantially at the center of the ear part (11a) of the earplant (11), the ear part (11a) of the earplant (11) for the shoot.
The rod-shaped member (30) is brought into contact with the seedling shaft (11b) to correct the bending of the seedling shaft (11b).

[0008]

With the above construction, in the present invention, at a predetermined grafting position, the spike portion (11a) of the scion seedling (11) to be grafted is scraped upward,
The ear part clamp device (15) moves forward in the horizontal direction with the gripping member (17) kept open, and stops at a position substantially at the center of the ear part (11a) of the spikelet seedling (11).

At this time, the seedling shaft (11) of the scion seedling (11)
When b) is bent, the rod-shaped member (30) provided at the tip of the gripping member (17) comes into contact with the bent portion of the seedling shaft (11b), and the contact pressure at this time and the scratching. Together with the lifting force, the seedling shaft (11b) is stretched upward. With the seedling shaft (11b) stretched, the gripping member (17) is closed, and the straightened seedling shaft (11b) is clamped. In this way, the cutting means such as a knife moves from the side to cut the seedling shaft (11b), but since the seedling shaft 11b is cut in the straightened state in this way, the subsequent inserting step into the clip For example, it is effective when positioning the seedling shaft 11b.

The reference numerals in parentheses described above are for the purpose of comparing the drawings, and do not limit the configuration of the present invention.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. Note that members that are the same as or correspond to members used in the related art are denoted by the same reference numerals and described.

FIG. 1 is a diagram showing the overall construction of a grafting device. The grafting device 10 conveys a tray 13 in which a plurality of seedling pots 12 containing seedlings 11 for spikelets are arranged in a row. And a root stock carrier conveyor 24 for carrying a tray 23 in which a plurality of seedling pots 22 containing the root stock seedlings 21 are arranged in a row.

Then, at a predetermined graft processing position,
From the seedlings 11 for scion that have been conveyed as described above, the scion portion 11a
And the cut ear part 11a is grasped by the grasping member 17 of the ear part clamp device 15 and conveyed to the rootstock side,
As shown in FIG. 2, the root 21a is cut and removed from the rootstock seedling 21 and automatically joined to the base 21b. At the time of this joining, a clip 20 for grafting is used that encloses and holds the spike portion 11a and the base portion 21b.

Here, in the present invention, rod-shaped members for correcting the bending of the seedling shaft 11b are provided inside the gripping members 17 facing each other, and the gripping members 17 are the spikes 11a of the spikelet seedlings 11.
When moving to grasp and stopping at a position substantially at the center of the ear part 11a of the spikelet seedling 11, the ear part 11 of the spikelet seedling 11 is stopped.
The rod-shaped member is brought into contact with the seedling shaft 11b of a so as to correct the bending of the seedling shaft 11b.

In this embodiment, FIG. 3 and FIG.
The structure of the ear part clamp device 15 is shown. The ear part clamp device 15 has the gripping member 17 that can be opened and closed to grip the ear part 11a, and is rotatable about a vertical axis 18. ing. In addition, since the gripping member 17 grips the spikes 11a, 21a of the scion seedling 11 or the rootstock seedling 21, the spike portion clamp device 15 is placed on the upper part of the device base 32. Slide part 33
Can be moved almost horizontally.

An air chuck 19, for example, is attached to the rear portion of the grip member 17, and the air chuck 19 is attached.
The open / close control is performed on the gripping portions 17a, 17a whose ends are opposed to each other. Further, the one grip portion 17a (right side in FIG. 3)
The rod-shaped member 30 is attached to the gripping portion 17a so as to connect the gripping portions 17a to each other, and the other gripping portion 17a facing the gripping portion 17a is provided with an insertion hole 31 through which the rod-shaped member 30 can pass. There is.

Then, the ear part clamp device 15 is moved, for example, in the horizontal direction in order to grip the ear part 11a of the spikelet seedling 11, and the gripping member 30 causes the ear part 11a of the spikelet seedling 11 to be substantially abbreviated. However, at this time, the rod-shaped member 30 is attached to the seedling shaft 11b of the ear part 11a of the scion seedling 11.
Are brought into contact with each other to correct the bending of the seedling shaft 11b.

That is, as shown in FIG. 4, the scion seedling 1
The scraping member 16 for scraping 1 upward is the seedling 1 for scion.
In the state where the ear 11a of 1 is scraped up, it is stopped midway,
At this time, the bristle portion 11a is urged upward by a slight frictional force with the scraping member 16.
In this state, when the ear part clamp device 15 moves in the horizontal direction and surrounds the seedling shaft 11b, the rod-shaped member 30 abuts the seedling shaft 11b. Together with the upward biasing force of the scraping member 16, the seedling shaft 11b is stretched upward, and the bending of the seedling shaft 11b is corrected. Reference numeral 35 is a leaf pressing member that is provided above the gripping member 17 and clamps the leaf portion of the spike 11a, and reference numeral 36 is the seedling shaft 1.
It is a lower clamp device for holding the lower part of 1b.

After the bending of the seedling shaft 11b is corrected as described above, as shown in FIG.
7a and 17a are closed, but at this time, the rod-shaped member 3
Since 0 penetrates through the insertion hole 31 provided in the other grip portion 17a, it does not hinder opening and closing.
FIG. 6 shows a state in which the seedling shaft 11b is stretched upward in this manner. From this state, the scraping member 16
, And the knife 34 moves in a substantially horizontal direction, the seedling shaft 11b is cut.

Next, the operation of the present embodiment will be briefly described with reference to the drawings.

As shown in FIG. 3, the scoop conveying conveyor 1
When the scion seedling 11 stored in the seedling pot 12 is conveyed by 4, the lower part of the seedling shaft 11b is clamped by the lower clamp device 36 at a predetermined grafting position,
The scraping member 16 scrapes up the spike portion 11a of the scion seedling 11 upward, and stops at the middle thereof. Then, the ear part clamp device 15 moves forward in the horizontal direction with the gripping member 17 open, and stops at a position substantially at the center of the ear part 11a of the spikelet seedling 11.

At this time, as shown in FIG.
When the first seedling shaft 11b is bent in a state of protruding toward the ear part clamp device 15, the rod-shaped member 30 provided at the tip of the gripping member 17 contacts the bent portion of the seedling shaft 11b. Due to the contact pressure at this time, the seedling shaft 11b is extended upward due to the above-mentioned reason.

Thus, as shown in FIG. 5, the grasping member 17 is closed, and the seedling shaft 11b which is straightened by being stretched is clamped by the grasping portions 17a and 17a. With the seedling shaft 11b clamped, the scraping member 16 moves upward and separates from the spike portion 11a, and then, as shown in FIG. 6, the knife 34 moves laterally to move the seedling shaft 11b. Cut diagonally.

Next, the cut ears 11a are cut into the ears 21a of the rootstock seedling 21 as already described in FIG.
In order to connect to the pedestal portion 21b that has been cut, the spike portion clamp device 15 rotates about the vertical axis 18 and is inserted into the clip 20 applied to the tip of the pedestal portion 21b, and then the clip 20 is closed. In the step of inserting into the clip 20, the seedling shaft 11b is cut in a stretched state and thus becomes straight, which facilitates positioning and reduces insertion errors and the like.

[0025]

As described above, according to the present invention, since the rod-shaped member for correcting the bending of the seedling shaft is provided inside the gripping member, this gripping member should grip the spikes of the scion seedling. When moving and stopping at a position approximately in the center of the ear part of the spikelet seedling, the rod-shaped member comes into contact with the seedling shaft of the ear part of the spikelet seedling to correct the bending of the seedling shaft. In particular, it is possible to reduce an insertion error in a process that requires positioning of the seedling shaft, for example, a process of inserting the seedling shaft into a clip.

[Brief description of the drawings]

FIG. 1 is a schematic plan view of a grafting device to which the present invention is applied.

FIG. 2 is a front view of a grafted seedling that has undergone grafting processing.

FIG. 3 is a plan view showing a state before the spikelet seedling is clamped by the spike portion clamping device according to the present invention.

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a plan view showing a state in which a spike-tree seedling is clamped by the spike-clamping device according to the present invention.

FIG. 6 is a front view of FIG. 5;

FIG. 7 is a front view of a scion seedling in which the seedling shaft is bent.

[Explanation of symbols]

 10 Grafting Device 11 Seedlings for Spears 11a Spikelets 11b Seedling Shafts 12 Seedling Pots 14 Carrying Conveyor for Spikes 15 Spike Clamping Devices 16 Scooping Members 17 Gripping Members 17a Gripping Parts 18 Vertical Axis 20 Clips 30 Rod-shaped Members 31 Insertion Holes

Claims (1)

[Claims] 1. A cutting member is provided which is openable and closable so as to grip a cutting portion cut from a scion seedling, holds the cutting portion cut from the scion seedling, and cuts a cutting portion of the rootstock seedling. -In the ear part clamp device in the grafting device connected to the removed base part, on the inner side opposite to the gripping member, a rod-shaped member for correcting the bending of the seedling shaft is provided, and the gripping member is the ear part of the spikelet seedling. Move to grab,
When stopping at a position substantially in the center of the ear part of the spikelet seedling, the rod-shaped member is brought into contact with the seedling shaft of the ear part of the spikelet seedling to correct the bending of the seedling shaft. The spike-clamping device in the characteristic grafting device.