JPH10290628A - Clip for grafting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the grafting operation of a scion to a stock and to enable sure root-taking of a grafting nursery plant by closely contacting the grafting parts. SOLUTION: The inner diameter of both ends of a holding part 2 is expanded relative to that of the middle part by applying a force in a direction to expand a longitudinal slit 2a and pressing a notched part 4 while clamping a pair of holding parts 3. The holding parts 2 are returned to the original state by releasing the force to expand the longitudinal slit 2a for holding the holding parts 3 and the force to press the notched part 4. A lateral slit 2b is formed perpendicular to the longitudinal slit 2a to enable the vertical extension of both longitudinal ends of the holding part 2 while vertically expanding the lateral slit 2b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a graft clip, and more particularly, to a cylindrical holding portion capable of enclosing a base portion of a rootstock seedling and a spikelet portion of a scionling seedling, and a length extending from the holding portion. The present invention relates to a grafting clip having an openable and closable slit formed in a vertical direction.

[0002]

2. Description of the Related Art A grafting apparatus using a grafting clip of this kind includes a scribing conveyor for transporting a tray in which a plurality of seedling pots accommodating a scionling seedling are arranged in a row, and a rootstock seedling. And a rooting conveyor for transporting a plurality of trays in a row of seedling pots storing the seedling pots, at a predetermined grafting processing position, cutting the ears from the conveyed seedlings for the scion, This is an apparatus for automatically joining the cut ears to the base from which the ears have been cut and removed from the rootstock for seedlings via the clip.

As shown in FIG. 11, the clip includes a holding portion 11 in which the base portion and the ear portion are included, and a slit 12 provided in the outer circumferential length direction of the holding portion 11.
And a grip 13 for opening and closing the slit provided on the back surface of the holding section 11.

[0004] The inner periphery of the holding portion 11 in which the pedestal portion and the ear portion are included has been a straight cylindrical shape. And the ear part was inserted so that the cut slope of the base part and the ear part may be joined to the inner diameter side of the clip applied to the tip part of the base part of the seedling for the rootstock.

[0005]

However, the conventional grafting clip has a cylindrical holding portion in which the inner diameter side of the clip has a straight cross-sectional shape with the base of the rootstock seedling and the ear of the scionling seedling. Since the cut surface of the base portion and the spike portion are merely joined by holding by 11, for example, the thickness of the spike portion of the seedling for the splint is larger than the thickness of the base portion of the seedling for the rootstock. If it is thick, there is a problem that the spike cannot be smoothly inserted into the inner diameter side of the clip applied to the tip of the base.

If the thickness of the seedlings for the scion and the stock for the rootstock is different, the joint between the spike and the base may not adhere to each other, and there is a problem that the grafted seedlings do not survive.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is possible to easily perform a joining operation between a pedestal portion and a spike portion, and to bring a joined portion into close contact to produce a grafted seedling. An object of the present invention is to provide a grafting clip that can be reliably used.

[0008]

Therefore, in order to achieve the above object, the grafting clip according to the first aspect of the present invention can enclose the base of a rootstock seedling and the ear of a scionling seedling. A cylindrical holding portion (2), a vertical slit (2a) formed along the longitudinal direction on the front surface of the holding portion (2), and a slit opening / closing protrudingly provided on the back surface of the holding portion (2). And a pair of gripping portions (3). By gripping the pair of gripping portions (3), the vertical slit (2a) is expanded to include and hold the joint between the base portion and the ear portion. A notch (4) formed substantially at the center of the pair of grips (3), and gripping the pair of grips (3) to form the vertical slit. When a force is applied in a direction in which (2a) is expanded and a direction in which the notch (4) is crushed, the holding portion The force of expanding the inner diameter of both ends from the inner diameter of the center part of 2), the force of expanding the vertical slit (2a) for holding the pair of holding parts (3) and the force of crushing the notch (4). Is released, the holding unit (2)
Is configured to return to the original state.

The invention according to a second aspect is characterized in that the holding portion (2).
The horizontal slit (2) is orthogonal to the vertical slit (21a).
b) was formed.

According to a third aspect of the present invention, there is provided a cylindrical holding portion (6) capable of enclosing a base portion of a seedling for a rootstock and an ear portion of a seedling for a scion.
A vertical slit (6a) formed in the front of the holding part (6) along the longitudinal direction; and a pair of gripping parts (7) for opening and closing the slit protruding from the back of the holding part (6). And has elasticity such that the vertical slit (6a) is expanded by gripping the pair of gripping portions (7) so as to enclose and hold the joint portion between the base portion and the ear portion. The pair of gripping portions (7) are configured such that the upper end side is expanded from the lower end side in the longitudinal direction to project from the holding portion (6) to grip the pair of gripping portions (7). By doing so, the inner diameter of the holding portion (6) is configured to be expanded greatly from the lower end side to the upper end side in the longitudinal direction.

According to a fourth aspect of the present invention, there is provided a cylindrical holding portion (9) capable of enclosing a base portion of a rootstock seedling and a spikelet portion of a scionling seedling.
A vertical slit (9a) formed in the front of the holding portion (9) along the longitudinal direction; and a pair of gripping portions (10) for opening and closing the slit protruding from the back of the holding portion (9). And has elasticity such that by gripping the pair of gripping portions (10), the vertical slit (9a) is expanded to enclose and hold the joint between the base portion and the ear portion. The pair of gripping portions (10) are made to protrude from the holding portion (9) by widening the width of both ends in the longitudinal direction from the center width, and the pair of gripping portions (10) are It is characterized in that the inner diameter of the holding portion (9) is made to be wider at both upper and lower ends than at the center in the longitudinal direction by gripping.

[Operation] Based on the above configuration, the invention according to the first aspect is arranged such that the vertical slit (2a) is expanded by gripping the pair of grips (3) and the notch ( When a force is applied in the direction of crushing 4), the inner diameters at both ends are wider than the inner diameter at the center of the holding portion (2). Further, when the force for expanding the vertical slit (2a) for gripping the pair of gripping portions (3) and the force for crushing the notch (4) are released, the holding portion (2) is restored to its original state. You will return to the state.

By forming the horizontal slit (2b) perpendicular to the vertical slit (2a), the horizontal slit (2b) expands in the vertical direction, and both ends in the longitudinal direction of the holding portion (2). Extends vertically.

According to a third aspect of the present invention, the inner diameter of the holding portion (6) is expanded from the lower end to the upper end in the longitudinal direction by gripping the pair of grips (7). It is easy to insert the ear portion of the seedling for the scion into the base portion of the seedling for the rootstock.

According to a fourth aspect of the present invention, the inner diameter of the holding portion (9) is made larger at the upper and lower ends than at the center in the longitudinal direction by gripping the pair of gripping portions (10).

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

[0017]

Embodiments of the present invention will be described below in detail with reference to the drawings. <First Embodiment> FIG. 1 is a plan view, a side view and a front view showing a grafting clip according to a first embodiment of the present invention, and FIG. It is a top view, a side view, and a front view showing the state where it fell. FIG.
In the above, the grafting clip 1 includes a holding portion 2 having a longitudinal slit 2a in a longitudinal direction for holding and holding the base of the rootstock seedling and the ear of the scionling seedling, and the vertical slit 2a. A pair of gripping portions 3 are provided on the outer peripheral surface of the holding portion 2 on the opposite side to the longitudinal slit 2a so as to open and close to increase or decrease the inner circumferential cross-sectional area of the holding portion 2.

The holding portion 2 has two upper and lower horizontal slits 2b, 2b orthogonal to the vertical slit 2a.
As a result, the holding portion 2 is divided into a divided holding portion 2c at the end and a divided holding portion 2d at the center.

Further, the pair of gripping portions 3 are cut by a wedge-shaped notch 4 at the center in the longitudinal direction so as to include upper grip portions 3a, 3a and lower grip portions 3b, 3b. As a result, when the pair of grips 3 are pinched, the notch 4 narrows, and the vertical slit 2a and the horizontal slits 2b, 2
b, the degree of opening becomes large, and the divided holding portion 2 on the end portion side
c expands larger than the center divided holding portion 2d.

Next, the operation will be described.

In order to join the ear portion of the seedling for the scion to the base portion of the seedling for the rootstock, the spike portion and the pedestal portion are joined, and the joined portion is gripped by the grafting clip 1.

In this case, when the upper grip portions 3a, 3a and the lower grip portions 3b, 3b are gripped in the direction of arrow A as shown in FIG. Open. Also, the interval between the notches 4 is shown in FIG.
As shown in FIG. 2B, when the width is narrowed in the direction of arrow B, the interval between the horizontal slits 2b, 2b expands as shown in FIG. 2C, and both ends in the longitudinal direction of the holding portion 2 extend in the vertical direction.

Thereafter, the distance between the upper grip portions 3a, 3a and the lower grip portions 3b, 3b is changed in the direction of arrow A and the direction of arrow B.
When the force narrowed in the direction is released and the position of the grip portion 3 is returned to the original position, the joint portion is included by the vertical slit 2a, and the joint portion between the spike portion and the base portion is included by the upper and lower horizontal slits 2b, 2b. It will be gripped so as to be in close contact. <Second Embodiment> Next, a second embodiment will be described with reference to FIGS.

The grafting clip 5 of the present embodiment includes a holding portion 6 having a longitudinal slit 6a in the longitudinal direction for enclosing and holding the base of the rootstock seedling and the ear of the scionling seedling. ,
A pair of gripping portions 7 projecting from the outer peripheral surface of the holding portion 6 on the opposite side to the vertical slit 6a in order to open and close the vertical slit 6a to increase or decrease the inner circumferential cross-sectional area of the holding portion 6. Provided.

The pair of gripping parts 7 are arranged at the upper left-right distance X.
In contrast to the above, the lower left-right space Y is formed so as to be inclined in the shape of an inverted octagon with respect to the outer periphery of the holding portion 6 so as to be narrower.

As described above, since the grafting clip 5 of the present embodiment is provided with the pair of gripping parts 7 projecting with the inclination with respect to the holding part 6, the gripping parts 7 are gripped with the same amount by the same force. In this case, the inner diameter of the holding portion 6 is large on the upper side and smaller on the lower side, so that the scion can be easily inserted, and the joint between the base of the stock for seedling and the spike of the scion is shifted. Will not be. <Third Embodiment> Next, a third embodiment will be described with reference to FIGS.

The grafting clip 8 of the present embodiment includes a holding portion 9 having a longitudinal slit 9a in the longitudinal direction for enclosing and holding the base of the rootstock seedling and the ear of the scionling seedling. ,
A pair of grip portions 10 projecting from the outer peripheral surface of the holding portion 9 on the opposite side to the vertical slit 9a in order to open or close the vertical slit 9a to increase or decrease the inner circumferential cross-sectional area of the holding portion 9. Provided.

The pair of gripping portions 10 are formed such that the width M of the central portion in the longitudinal direction is smaller than the width N of the upper and lower ends, and is curved.

As described above, in the grafting clip 8 according to the present embodiment, the pair of gripping portions 10 are curved and protruded from the outer periphery of the holding portion 9, so that the gripping portions 10 are gripped and the vertical slits 9a are formed. The inner diameter of the upper and lower ends in the longitudinal direction can be larger than the inner diameter of the center when expanding the holding part 9, so that the seedlings for scion and rootstock can be easily inserted into the holding part 9. Can be. Either the upper or lower part of the grafting clip 8 in the longitudinal direction can be used as the base of the rootstock seedling or the ear of the scionling seedling.

Although the grafting clip according to the above-described embodiment has been described as having a straight cylindrical shape in the longitudinal section on the inner diameter side of the holding portion, the present invention is not limited to this. For example, as shown in FIG. The central part in the longitudinal direction on the inner diameter side of the part 14 may be thick and the both ends may have a thin cross-sectional shape. By forming in this way, the surface pressure at both ends of the holding part 14 increases, and the holding power of the seedling increases. In addition, the dropping and displacement of seedlings after grafting are reduced.

The same effect can be obtained by providing projections at both ends to improve the surface pressure instead of making the both ends thin.

For example, as shown in FIG.
5 may have a cross-sectional shape in which the central portion in the longitudinal direction on the inner diameter side is thinner and the both ends are thicker, so that the holding portion 15 which holds the root portion of the rootstock seedling can be easily spikelets. Ears of tree seedlings can be inserted.

[0033]

As described above, according to the first aspect of the present invention, a force is applied in a direction in which the pair of grips are gripped to expand the vertical slit and in a direction in which the notch is crushed. In this case, the inner diameter of both ends is expanded from the inner diameter of the central part of the holding part, and both ends in the longitudinal direction of the vertical slit are extended in the vertical direction. The ear portion of the seedling for the scion can be smoothly inserted into the inner diameter side of the clip that has been broken, and the base portion and the ear portion are formed by forming a horizontal slit orthogonal to the vertical slit. Can be brought into close contact with each other.

According to the third aspect of the present invention, the inner diameter of the holding portion is expanded from the lower end to the upper end in the longitudinal direction by gripping the pair of gripping portions. Insertion of tree seedlings can be performed easily.

According to a fourth aspect of the present invention, since the inner diameter of the holding portion is made to be wider at both upper and lower ends than the center in the longitudinal direction by gripping the pair of gripping portions, the base portion and the ears Can be brought into close contact with the part,
Further, the ear portion can be inserted from any end in the longitudinal direction of the holding portion.

[Brief description of the drawings]

FIG. 1 shows a grafting clip according to a first embodiment of the present invention, wherein (a) is a plan view, (b) is a side view,
(C) is a front view.

FIGS. 2A and 2B show a state in which the grafting clip of FIG. 1 is opened, wherein FIG. 2A is a plan view, and FIG. 2B is a side view and a front view.

FIG. 3 is a plan view showing a graft clip according to a second embodiment of the present invention.

FIG. 4 is a side view showing the second embodiment of the above.

FIG. 5 is a perspective view showing a second embodiment of the present invention.

FIG. 6 is a plan view showing a graft clip according to a third embodiment of the present invention.

FIG. 7 is a side view showing the third embodiment of the present invention.

FIG. 8 is a perspective view showing a third embodiment of the present invention.

FIG. 9 is a longitudinal sectional view showing a grafting clip according to a fourth embodiment of the present invention.

FIG. 10 is a longitudinal sectional view showing a graft clip according to a fifth embodiment of the present invention.

FIG. 11 is a plan view showing an example of a conventional grafting clip.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grafting clip 2 Holding part 2a Vertical slit 2b Horizontal slit 3 Gripping part 5 Grafting clip 6 Holding part 6a Vertical slit 7 Gripping part 8 Grafting clip 9 Holding part 9a Vertical slit 10 Gripping part

Claims (4)

[Claims] 1. A cylindrical holding portion capable of containing a base portion of a rootstock seedling and a spikelet portion of a scionling seedling, a vertical slit formed along a longitudinal direction on a front surface of the holding portion, and A pair of grippers for opening and closing slits protruding from a back surface of the holding unit, and gripping the pair of grippers to expand a vertical slit to include a joint between the base and the spike. An elastic graft clip that is designed to be gripped by providing a notch formed substantially at the center of the pair of grips, in a direction to grip the pair of grips and expand the vertical slit. And, when a force is applied in the direction of crushing the notch, the inner diameter of both ends is expanded from the inner diameter of the central part of the holding part, and the force for expanding the vertical slit that holds the pair of holding parts is further expanded. And when the force to crush the notch is released,
The clip for grafting, wherein the holding portion is configured to return to an original state. 2. The grafting clip according to claim 1, wherein a horizontal slit is formed in said holding portion at right angles to said vertical slit. 3. A cylindrical holding portion capable of enclosing a base portion of a rootstock seedling and a spikelet portion of a scionling seedling; a vertical slit formed in a front surface of the holding portion along a longitudinal direction; A pair of grippers for opening and closing slits protruding from the back surface of the holding unit, and by gripping the pair of grippers, the vertical slit is expanded to form a joint between the base and the spike. In the elastic graft graft clip which is included and held, the pair of gripping portions are extended from the lower end side in the longitudinal direction to the upper end side so as to protrude from the holding portion, and the pair of gripping portions. A clip for grafting, characterized in that the inner diameter of the holding portion is expanded greatly from the lower end side to the upper end side in the longitudinal direction by gripping the holding portion. 4. A cylindrical holding portion capable of enclosing a base portion of a rootstock seedling and a spikelet portion of a scionling seedling, a vertical slit formed in a front surface of the holding portion along a longitudinal direction, and A pair of grippers for opening and closing slits protruding from the back surface of the holding unit, and by gripping the pair of grippers, the vertical slit is expanded to form a joint between the base and the spike. An elastic graft graft clip that is included and gripped, wherein the pair of gripping portions are formed such that the widths of both ends in the longitudinal direction thereof are wider than a central width, and are protruded from the holding portion. A clip for grafting, characterized in that the upper and lower ends of the holding portion are widened more than the center in the longitudinal direction by gripping the portion.