JP2003189739A - Picking tool for berry of grape - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hand carry-type picking tool for the berries of grapes, unitedly arranged with a pair of cutting scissors forcibly driven and a driving motor for the cutting scissors and reducing fatigue of an operator through enabling easily and rapidly carrying out picking operation of thinning out berries from the bunches of grapes. <P>SOLUTION: This picking tool for the berries is such one that the number of opening and shutting the pair of cutting scissors 2 is set to 3-9 times per second most suitable for the travel speed of the picking tool by the operator so as to obtain excellent cutting properties and carryout efficient operation. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a hand-held fruit granulator used for granulating fruits such as grapes.
In particular, the present invention relates to a fruit granulator for grapes or the like that can reduce the operator's fatigue and perform the granulating work efficiently even in a long-term grape granulating work over a wide range.

[0002]

2. Description of the Related Art Generally, in a vineyard, in order to improve the quality of fruit grains, a graining operation is performed at an appropriate time to obtain a proper number of fruit grains. That is, as shown in FIG. 7 (a), the grain P in the over-adhered portion is removed by scissors or the like, and
As in (b), the grain-picking work is performed to adjust the grain-setting density.

[0003] However, in such a grain-picking operation, a fruit pruning is cut from scissors S at a high shelf position with scissors S or the like as shown in FIG. Since it is thinned out, it is not easy to raise the arm above the shoulder, which requires a work time of 40 hours per 10 ares.

In order to perform such a grain-picking operation, for example, a picking machine has been proposed which uses the power of a motor to perform the grain-picking operation, as described in JP-A-2000-300074. As shown in FIG. 8, the holder is provided with a U-shaped guard portion b at the tip of the holder a.
The pulleys e and f are respectively provided on the shaft c provided on the b and the output shaft d of the motor provided at the intermediate portion of the holder a, and the belt g is suspended between the both pulleys so that the friction of the rotating belt results. Since it cuts the grain, even if the grape stem can be cut simply by inserting it in the guard part, the structure for suspending the belt between the pulleys may be complicated, and wear may occur. It is necessary to replace the belt that has been replaced.

For this reason, there has been a strong demand in the industry for a hand-held fruit granulator that can more easily granulate grapes and the like.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances in order to meet such a demand, and it is possible to reduce fatigue even during long-time graining work. The purpose of the present invention is to provide a hand-held fruit granulator such as grapes that can efficiently perform a wide range of work.

[0007]

In order to solve the above problems, the technical means taken by the present invention is a hand-held type in which cutting scissors forcibly driven and a driving motor for the cutting scissors are integrally provided. A fruit granulator, characterized in that the number of opening and closing of cutting scissors is set to 3 to 9 times per second, and an opening and closing drive body operated by a motor is internally provided, and opening and closing is performed in conjunction with the opening and closing drive body. A fruit granulator is composed of a holding part on the front side with cutting scissors to operate at the tip and a grip part on the back side with a built-in motor, and the holding part is held with a diameter larger than that of the grip part. It is characterized in that a step portion is formed between the portion and the grip portion.

Further, the holding portion is detachably attached to the grip portion, the cutting scissors are detachably attached to the holding portion, and the holding portion is formed in a tapered cone shape. It is characterized in that the holding portion is configured such that the vertical width is smaller than the left-right width, and that a hole for discharging scraps and the like is provided near the grip portion of the holding portion.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Next, an embodiment of the present invention will be described in detail based on an embodiment shown in the drawings. First, in FIGS. 1 and 2, reference numeral 1 denotes a hand-held fruit granulator according to the present application. The fruit granulator 1 is for holding a cutting scissor 2 on a front side and a cutting scissor 2 for driving. It is integrally formed with the rear grip portion 5 in which the motor 4 is incorporated.

A mounting seat 6 for the cutting scissors 2 is formed on the front side holding portion 3 by opposing flat plate-shaped projecting portions formed at the tip thereof, and between the facing projecting portions of the mounting seat 6. Position the cutting scissors 2 and attach the pivot bolt 7 to its pivot point.
The cutting scissors 2 are held openably and closably by inserting the cutting scissors. Therefore, the cutting scissors 2 can be attached to and detached from the holding portion 3 by removing the pivot bolt 7. 8
Is a tightening nut of the pivot bolt 7, and 9 is a cap that covers the mounting seat 6 from the front of the holding portion 3.

Further, the holding portion 3 is internally provided with an opening / closing driver 10 which rotates in association with the driving motor 4. The opening / closing drive body 10 is a cam-shaped body having an elliptical cam groove 11 formed on the upper surface thereof, and has spherical portions 12, 12 formed at the base end of the cutting scissors 2 which is opened and closed in the cam groove 11. By being fitted, the spherical portions 12, 12 move between the major axis and the minor axis of the ellipse to open and close the cutting scissors 2 as the opening / closing drive body 10 rotates.

Further, by providing an inclined notch 2b at the tip of the cutting edge 2a of the cutting scissors 2 which is opened and closed,
When the cutting scissors 2 is fully closed, this notch 2b
A V-shaped guide notch 2c is formed in the cutting edge 2a by which a grape fruit stem can be inserted, and even when the cutting scissors 2 are reciprocally opened and closed, the fruit notch is guided and guided by this guide notch 2c. You can then disconnect. Further, the cutting edge portion 2a is a curved blade that is curved upward so that it can be inserted from between the fruit grains to cut the fruit stem on the back side. Even after cutting, the fruit stem and the like can be easily cut with this bent blade. Can be scraped off.

A front end of the grip portion 5 is detachably connected to a rear end surface of the holding portion 3 via a connecting bolt 13, and a driving motor 4 is mounted on the grip portion 5 so as to move a rotary shaft 14 back and forth. The front end of the rotary shaft 14 is fitted and fixed in a mounting hole provided in the shaft center of the opening / closing drive body 10, and the opening / closing drive body 10 is rotationally driven in conjunction with the drive motor 4. It

Therefore, by removing the connecting bolt 13, the holding portion 3 can be attached to and detached from the grip portion 5, and the cutting scissors 2 can be attached to and detached from the holding portion 3 as described above. .

The drive motor 4 is rotatably driven by a separate portable battery or the like which serves as a power source, and the opening / closing driver 10 which rotates in tandem with this drives the cutting scissors 2 forcibly to open and close. The number of times of opening and closing is set to 3 to 9 times per second. Reference numeral 15 is a conducting wire for connecting the drive motor 4 to a power source, 16 is a switch provided at the lower end of the grip portion 5, and 17 is a carrying strap.

Further, the diameter of the holding portion 3 is formed larger than the diameter of the grip portion 5, and between the holding portion 3 and the grip portion 5, when the fruit granulator 1 is gripped, the fingers The disconnection part 18 which becomes a catch is formed. In addition, the above-mentioned disconnection portion 1
The step portion 8 is not limited to the one having a right angle, and may have an inclined shape, for example.

The holding portion 3 is, as shown in FIG.
It is formed in a conical shape that tapers toward the tip, and the vertical width h is smaller than the horizontal width H. Then, as shown in FIG. 5, the screw holes 1 into which the connecting bolts 13 are screwed are inserted into the thick portions of the four corners on the rear surface side of the holding portion 3.
9 is formed and serves as a mounting portion for connecting the grip portion 5 to the holding portion 3, and the upper and lower wall surfaces of the holding portion 3 discharge wastes, fruit juice and the like that have entered the inside of the holding portion 3. The holes 20 and 20 are formed as notches.

With the above-mentioned structure, the fruit scissors 1 in which the cutting scissors 2 are forcibly driven in conjunction with the driving motor 4
When performing the grain-pruning work in step 1, as described in claim 1, the number of times the cutting scissors 2 are opened and closed is 3 to 9 times per second, which is optimal for the moving speed of the fruit grain plucking machine 1 by the operator, which is good It is possible to obtain excellent cutting performance. That is, if it is 3 times or less per second, the cutting speed is too slow to improve the efficiency of the grain-pulling work, and if it is 9 times or more per second, it is difficult to insert the fruit pith between the blades of the cutting scissors 2 to be opened and closed. This hinders work.

Further, as described in claim 2, the holding portion 3
Has a diameter larger than the diameter of the grip portion 5, and there is a step between the holding portion 3 and the grip portion 5. Therefore, as shown in FIG. By gripping the grip portion 5 with another finger, the fruit granulator 1 can be optimally gripped, and since the finger is caught on the stepped portion 18, it is not possible to drop the fruit granulator 1 carelessly. Absent.

Further, as described in claim 3, since the holding portion 3 is detachable from the grip portion 5, and the cutting scissors 2 can be attached to and detached from the holding portion 3, the fruit granulator 1 It is easy to maintain and replace worn scissors.

Further, as described in claim 4, since the holding portion 3 is formed in a tapered cone shape and further has a lateral width larger than the vertical width, it is easy to hang the thumb and forefinger,
Moreover, the tapered holding portion 3 can reduce damage to the surrounding fruit by contact with the surrounding fruit during the cutting operation.

Further, as described in claim 5, since the hole 20 is formed near the grip portion 5 of the holding portion 3, the debris and the like that have entered the holding portion 3 can be quickly discharged from the hole 20. In addition, the heat generated by the motor can be released.

[0023]

In summary, as is apparent from the above description, according to the present invention, the number of opening and closing of the cutting scissors is optimized with respect to the moving speed of the fruit granulator by the operator. , Good cutting performance can be obtained and efficient work can be performed.

According to the second aspect of the invention, the thumb and the index finger are hung on the holding portion, and the grip portion is gripped by the other finger.
It is possible to obtain the optimum grip for moving and cutting the fruit granulator, and to prevent the fruit granulator from being accidentally dropped due to the finger being caught on the stepped portion.

According to the third aspect of the present invention, the maintenance of the fruit granulator can be easily performed, and the worn scissors or the scissors according to the type of fruit can be easily replaced.

According to the fourth aspect of the present invention, the width of the holding portion is made relatively large so that the thumb and forefinger can be easily hung, and the holding portion has a conical shape and the vertical width thereof is small. It is possible to prevent the holding part from contacting and damaging the surrounding fruits as much as possible.

According to the fifth aspect of the present invention, the debris and fruit juice that have entered the holding portion from the tip or the like can be promptly discharged from the hole provided in the holding portion, and good cutting performance can be maintained. In addition, the heat generated by the motor or the like can be released from the holes to enhance the durability of the fruit granulator.

[Brief description of drawings]

FIG. 1 is a side sectional view of a fruit granulator for grapes and the like.

FIG. 2 is a plane sectional view of the same.

FIG. 3 is a plan view showing a gripping state of the same.

FIG. 4A is a front view of a holding portion. (B) is a side view of the same. (C) is a plan view of the same as above.

FIG. 5A is a rear view of the holding unit. (B) is a cross-sectional view showing a mounting portion of the holding portion and the grip portion.

FIG. 6A is a front view of the opening / closing driver. (B) is
It is a side view same as the above.

FIG. 7 (a) is a side view of the vine cluster before granulation.
(B) is a side view of the grape bunches after granulation. (C) is a side view showing a state of grain selection by conventional scissors.

FIG. 8 is a bottom view of a conventional fruit granulator.

[Explanation of symbols]

2 cutting scissors 3 holding part 4 Drive motor 5 grip 10 Open / close driver

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Koji Yamamoto             2440 Ashido-cho, Izumo City, Shimane Prefecture Shimane Prefecture Agricultural Experiment             Inside the hall (72) Inventor Kiyoshi Soda             Shimane Prefecture Yatsuka-gun Higashi Izumo-cho 74 Izaya-cho             Soda agricultural machinery design office (72) Inventor Kenichi Adachi             Shimane Prefecture Yatsuka-gun Higashi-Izumo-cho Odaiba-cho 560             3 Ryono Engineering Co., Ltd. F-term (reference) 3C065 AA02 EA02 EA08 FA03

Claims (5)

[Claims] 1. A hand-held fruit granulator in which cutting scissors forcibly driven and a motor for driving the cutting scissors are integrally provided, and the number of times of opening and closing the cutting scissors is set to 3 to 9 times per second. A fruit granulator for grapes. 2. A hand-held fruit granulator in which a cutting scissors forcibly driven and a motor for driving the cutting scissors are integrally provided, which has a built-in opening / closing drive body actuated by the motor and the opening / closing drive. It consists of a front holding part with cutting scissors attached to the tip that opens and closes in conjunction with the body and a rear grip part with a built-in motor, and the diameter of the holding part is not larger than the diameter of the grip part. A fruit granulator for grapes or the like characterized in that a stepped portion is formed between the holding portion and the grip portion. 3. The fruit granulator according to claim 2, wherein the holding portion is detachably attached to the grip portion, and the cutting scissors are detachably attached to the holding portion. 4. The holding portion is formed in a tapered conical shape, and the holding portion is configured such that the vertical width thereof is smaller than the horizontal width thereof. Grapes for fruits such as grapes. 5. A fruit granulator for grapes or the like according to claim 2, wherein a hole is provided near the grip portion of the holding portion.