JPS6150587B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a bag-removal fruit stalk cutting device for wrapped and stalked fruit that is harvested together with the bag and for cutting off the stalk of the fruit and removing the bag. It is.

When cultivating fruits such as pears and apples, the fruits are covered with paper bags during cultivation to prevent them from being attacked by pests and disease bacteria, and to protect them from wind, rain, and sunburn.
The opening of the bag is fastened with a fastener such as a wire so that it is fixedly supported on the stem.

When harvesting fruit, the fruit is separated from the fruit tree along with the bag as a fruit with a wrapped stalk, and then the stalk part of the fruit with a wrapped stalk is cut off again using a bag removal stalk cutting device. It is common to remove.

Conventionally, this type of de-wrapping and stalk cutting device for fruits with enveloped stalks places the fruit with enveloped stalks on a fruit conveying device with its stalk facing down, and disposes the fruit with its stalks below the fruit conveying device. Grasp the fruit stalk using a conveyor with a chuck.
The bag is moved while being pulled downward, and a rotary cutter rotating between a fruit conveying device and a conveyor with a chuck cuts off the fruit stalk, and then a blower device separates the bag from the fruit. It is configured.

Then, the conveyor with a chuck grips the stalk of the wrapped fruit with stalk and pulls the bag downward by a distance such that the bag does not sag against the peeled stalk side of the fruit. It is desirable to set it as follows. By pulling down the bag in this manner, the stopper can be pulled down to the lower position;
This prevents the rotary cutter from coming into contact with the stopper.

However, in the case of wrapped fruits with stalks, the bag has different sizes relative to the fruit, or the fruit has different sizes relative to the bag, and the distance that the bag can be pulled down is not constant depending on the size of the bag or the size of the fruit. In the conventional bag removing fruit stalk cutting device, there were problems such as pulling down the bag too much more than necessary, causing damage to the fruit.

This invention was devised in view of the above-mentioned problems, and its purpose is to prevent the bag from being pulled down too much, and to remove the bag from a fruit with a wrapped stalk without damaging the fruit. The present invention provides a cutting device.

In order to achieve the above-mentioned object, the present invention provides a fruit conveying device 5 for conveying the wrapped fruit 1 with the stalk 3 thereof protruding downward, and the fruit conveying device A conveyor 7 with a chuck is provided below the fruit conveyor 5 and moves in synchronization with the fruit conveying device 5 while grasping the fruit stem 3 with a chuck 9 and pulling it downward.
It is constructed by being attached to the conveyor 7 with a chuck via the conveyor 7.

Hereinafter, one embodiment of the present invention will be described in detail using the drawings.

FIG. 1 shows a harvested fruit 1 with a wrapped stalk, 15 is the fruit, 17 is a bag made of paper or the like that covers the fruit 15, 3 is the stalk of the fruit 15, and 19 is the fruit 15. This is a fastening fitting such as a wire for fixing the bag opening portion of the covering bag 17 to the fruit stalk portion 3.

FIG. 2 shows an overall side sectional view of a bag removing and stem cutting device for cutting off the stem part 3 of the fruit 1 with a wrapped stem and removing the bag 17 from the fruit 15.
In FIG. 2, reference numeral 5 denotes a fruit conveying device for transporting the wrapped fruit 1 with its stalk 3 facing down. The fruit conveying device 5 is constructed as follows. That is, 21 is a pair of two-thread endless chains, and sprockets 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 32, 32, 32, 4, 4, 4, 3, 3, 3, 3, 4, 3, 3, 3, 3, 3, 3, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5 or 5, in the frame 23, In FIG.
... and rotates in the direction of arrow a in Fig. 2. Reference numeral 27 denotes two belts fixed to the endless chain 21 with an appropriate gap (usually about 15 m/m) between the two endless chains 21. A mounting section 29 on which the stalked fruit 1 is placed is provided.

Reference numeral 7 denotes a conveyor with a chuck, which is disposed below the fruit conveying device 5, and which grasps the stem part 3 of the wrapped fruit 1 and moves it while pulling it downward. The chucked conveyor 7 is constructed as follows. That is, in FIGS. 2 to 4, reference numeral 13 denotes a single chain, which is disposed below the gap between the two belts 27 of the fruit conveying device 5, and is rotatably supported on the machine frame 23. It is suspended from sprocket 31. The chain 13
is configured to rotate at the same speed and in the same direction as the fruit conveying device 5. Reference numeral 9 denotes a chuck attached to the chain 13 via an elastic member 11 such as a leaf spring, and is provided below each placing section 29 of the fruit conveying device 5. 33 is check 9
The guide rails are provided on both sides of the chain 13 and are narrow in the direction of movement of the chain 13.
3 progresses, the chuck 9 is configured to close.

In addition, the conveyor 7 with a chuck has a chuck 9.
The chain 13 is configured to tilt downward as the chain 13 advances so as to pull the stem 33 grabbed by the chain 13 downward.

A rotary cutter 35 is arranged at the terminal end of the chuck conveyor 7, rotates between the fruit conveying device 5 and the chuck conveyor 7, and cuts the fruit stalks 3 that have been grabbed by the chuck 9 and moved. It is something to cut off. The rotary cutter 35 is driven by a power transmission mechanism 39 such as a belt by a prime mover 37 such as a motor.
Rotationally driven through.

Reference numeral 41 denotes a blowing device which is arranged behind the rotary cutter 35, and which cuts off the wrapped fruit 15, 17 from the stem 3 as it moves on the fruit conveying device 5.
The bag 17 is blown away by wind pressure and the fruit 15 is
This is to separate the bag 17 from the bag. 43 is a blower for blowing pressurized air to the blower device 41.

Reference numeral 45 denotes a fruit pressing device, which is disposed above the fruit conveying device 5 and appropriately presses the wrapped fruit 1 with stems placed on the fruit conveying device 5 from above. The fruit holding device 45 is configured by a flat belt 49 suspended around front and rear rotating bodies 47 rotatably supported by the machine frame 23, and the flat belt 49 rotates in the same direction as the fruit conveying device 5. It is configured as follows.

Reference numeral 51 denotes a fruit stem receiving box, which is disposed below the rotary cutter 35 and receives the fruit stem 3 cut off by the rotary cutter 35.

53 is a prime mover such as a motor, which connects the fruit conveying device 5 through transmission mechanisms 55, 57, and 59 such as belts.
The chucked conveyor 7 and the blower device 41 are driven to rotate.

In the above configuration, each rotating part is driven by the prime movers 37 and 53, and the fruit 1 with the wrapped stalk is placed on the mounting part 29 of the fruit conveying device 5 with the stalk part 3 facing down, and placed in the gap between the belts 27. When you insert it and put it on,
As the belt 27 advances, the wrapped fruit 1 moves with the stalk part 3 coming out under the belt 27. When the chuck 9 comes above the chuck conveyor 7, the chuck 9, which travels in the same direction at the same speed as the fruit conveying device 5, is forcibly closed by the guide rail 33 and grabs the bag 17 of the fruit stem 3. The chuck 9 that has grabbed the bag 17 moves while pulling the bag 17 downward. At the same time, the wrapped fruit 1 with stem is pressed downward by the flat belt 49 of the fruit holding device 45 which moves in the same direction as the fruit conveying device 5, and the fruit 1 with the fruit stem 3
is reliably projected under the belt 27 and moves. When the fruit stem 3 reaches the end of the chuck conveyor 7, the rotary cutter 35 cuts off the stem 3 together with the bag opening. The cut off stem 3 falls into the stem receiving box 51 below.
Next, the packaged fruit 15 with the stem part 3 cut off,
The bag 17 moves while riding on the fruit conveying device 5 and reaches the top of the blowing device 41. The bag 17 and the fruit 15 are separated by the pressure air, and the fruit 15 is transferred to the fruit conveying device 5.
The bag 17 remains on top and is blown upward.

In the process of removing the bag of the fruit 1 with the wrapped stem and cutting the fruit 1 in this manner, if the chuck 9 pulls the stem 3 and the bag 17 downward more than necessary, the elastic member 11 The chuck 9 does not move downward more than necessary due to the bending, and the stem part 3 is prevented from being pulled downward too much. Therefore, the fruit 15 is not damaged.

FIG. 5 shows the second embodiment.
A support rod 61 provided integrally at the bottom of the chain 1
The elastic member 11, such as a coil spring, is inserted into a support hole 65 of a support member 63 fixed to a support member 63, and an elastic member 11 such as a coil spring is interposed between the support member 63 and a spring receiver 67 provided at the lower end of the support rod 61. be.

The invention of the present invention attaches the chuck of a conveyor with a chuck, which moves in synchronization with the fruit conveying device, by grasping the stalk part of the wrapped fruit with the fruit conveying device and pulling it downward, through an elastic member. Therefore, if the chuck grips the pouch of the fruit stem part and pulls it downwards more than necessary, the chuck will be lifted upward by the deflection of the elastic member, and the fruit stem part will be prevented from being pulled downward too much. Ru. Therefore, the fruit will not be damaged due to excessive tension.

This invention is not limited to the above-mentioned embodiments, and the invention can be implemented in modes other than the above-mentioned embodiments.

Further, although reference numerals are written in the claims section for convenient comparison with the drawings, the reference numerals do not limit the technical scope of the present invention.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention, in which Fig. 1 is a front explanatory view of a fruit with a capsule and stem;
The figure is an overall side sectional view of the bag removing fruit stem cutting device according to the present invention, FIGS. 3 and 4 are a front sectional view and a side sectional view of the main parts, and FIG. 5 is a front sectional view of a second embodiment. be. DESCRIPTION OF SYMBOLS 1...Fruit with enveloped stalk, 3...Rice part, 5...Fruit conveyance device, 7...Conveyor with chuck, 9...Chuck, 11...Elastic member.

Claims (1)

[Claims] 1. A fruit conveying device 5 is provided for conveying the wrapped fruit 1 with the stalk 3 thereof protruding downward, and below the fruit conveying device 5, the stalk 3 is moved by a chuck 9. A conveyor 7 with a chuck that moves in synchronization with the fruit conveying device 5 while grasping and pulling the fruit downward is provided, and the chuck 9 is moved by an elastic member 11.
A bag-removal fruit stem cutting device characterized in that it is attached to a chuck-equipped conveyor 7 via a chuck.