JPS58146266A - Apparatus for cutting fruit stem - Google Patents

Abstract

PURPOSE:To provide an apparatus capable of closely cutting a fruit stem, by attaching nippers to an arm moving synchronizedly with a fruit-supporting table attached to a vonveyor, and operating the cutting device while pushing out the nippers. CONSTITUTION:A fruit is placed on a fruit-supporting table at the inlet end of the conveyor 2 facing its stem downward, the direction of the fruit is corrected by the correcting device 3, and the neck part C of the fruit bag is cut with the bag-cutting device 4. The position of the fruit is adjusted before the stem is clamped with the chuck 51, and then the stem is cut with the stem-cutting device D and the bag is blown off by the bag removing device 9. The nippers 7 of the stem-cutting device are attached to the nippers-holding arm 6 facing the nipping edges 7a upward. When the fruit is transferred to the cutting position, the arm 6 is pushed up toward the fruit by the pushing means (e), and the fruit stem is cut by closing the nipping edges by the operation means 8.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention provides a method for transferring harvested fruit to a fruit holder provided in a container, the fruit pedestal of which is formed in a perforated shape, from the holder to the fruit holder. The fruit is transported in a state in which it protrudes downward, and the stem of the fruit is cut into a predetermined length using a cutter provided on one side of the movement path of the fruit pedestal. This invention relates to an improvement in the stem cutting device of.

In the above-mentioned fruit stem cutting device, the cutter disposed on the lower side of the movement trajectory of the fruit holder is placed very close to the lower surface of the fruit holder and mounted on a support fixed to the machine frame. It has either a fixed blade that can be rotated or a rotating disc-shaped blade. For this reason,
The point at which the stem is cut is located quite a distance from the base of the stem, and in the case of fruit varieties that have extremely short stems, each fruit is roughly separated. hold it in your hand,
The final cut is made from near the base of the stem using a pair of nippers or nippers.

An object of the present invention is to propose a new means for cutting the fruit stem short so that this finishing cut is not necessary.

In order to achieve this object, the fruit stem cutting device according to the present invention is arranged so that the fruit stem cutting device according to the present invention is arranged on the lower side of the movement trajectory of the fruit pedestal installed in the container, and synchronized with the moving speed of the fruit pedestal along the movement trajectory. A nipper support arm is provided that moves as the nipper support arm moves, and the nipper support arm has a protruding end that supports a nipper in a posture in which the cutout portion that opens and closes is positioned upward, and the cutout portion of the nipper is L7 is provided with a telescopic mechanism for pushing out the nippers so as to penetrate into the inside of the perforated seat formed in the fruit pedestal, and an extrusion mechanism without operating the telescopic mechanism; an actuating mechanism that operates the cutting light portion of the nipper in synchronization with the operation is disposed near the movement locus of the support arm;
For the fruit stem part of the fruit that is set on the seat of the fruit holder, the nipper supported by the nipper support arm installed below the movement path of the fruit holder or the cut-out part of the nipper is placed on the holder of the fruit holder. A feature of this device is that the cutting action is performed while it is inserted into the inner cavity from below, and the stem is cut near the root.

Next, an example of the present invention will be described in detail with reference to the drawings, in which the present invention is applied to a fruit stalk cutting and bag removal device that simultaneously cuts the fruit stalk and removes the bag covering the fruit.

In FIG. 1, (1) is a machine frame for the fruit stalk cutting and bag removal device, which is formed long in the front-rear direction (left-right direction in FIG. 1).

a is a conhair installed on the machine frame (1) long in the front and back direction so that the conveyance stroke extends from the front end to the rear end of the machine frame (1), and sprockets ( 10
)... A pair of transport chenos (Fig. 2 of IIN), which are suspended so as to rotate endlessly by
11) A sprocket (10) is formed by spanning a large number of fruit holders (2) between them, and is located on the rear end side (right end side in Fig. 1) of the machine frame (1). A transmission wheel 02) provided on the shaft of the motor M is connected to a deceleration mechanism (I
3) is transmitted to and driven by the transmission wheel (14) provided on the output shaft, it rotates in the direction of arrow A in Fig. The machine frame (1) supports each of the transport chenos (11) and (11).
The above-mentioned fruit pedestal (2) installed on the conveyor a supported by the chain guide (15) (15)
), as shown in Figure 2, the left and right conveyor chain circles,
(Plastic transport plate 2 that is suspended between 10
0), on the top side, a resilient material made of soft polyurethane (
At the position where the fruit B is placed, there is a perforated seat (22) that allows the stem of the fruit B to protrude to the lower surface side of the fruit holder (2). ) is formed.

The fruit B is placed on the tray of the fruit tray (2) of the conveyor a by a worker picking up the bag C at the beginning of the conveyance process of the conveyor a (the right end in Fig. 1). Fruit stem b (
- Hold a 1-year-old fruit in your hand so that the stem of the fruit B protrudes downward from the seat (22) of the fruit holder (2).
This is done by setting the fruit tray (2) onto the tray.

Referring again to FIG. 1, (3) corrects the posture of the stalk part of the fruit B set on the seat (22) of the fruit pedestal (2) and conveyed, which is tilted from side to side. This device is a device for correcting the posture of a fruit stem in the left and right direction, and is composed of a pair of correction belts disposed symmetrically on both the left and right sides of the locus of movement of the center point of the riff recording seat (22) in plan view.
゛・□・(4) is a fruit B with a bag C and a stalk whose posture has been corrected by the stalk posture correction device 3).
A cutting device that cuts only the eye part of the bag C, leaving the fruit stem part, grasps the fruit stem along with the mouth part of the bag C with a chuck (41), and removes the fruit pedestal (2). ) and a pedicel clamping and transporting device (4a) that transports the fruit in the direction of movement of the fruit pedestal (2), and movement of the pedicel that is transported by the pedicel clamping and transporting device (4, 8). Fruit B on both sides of the trajectory
It consists of a pair of bag cutters (4b) arranged on the left and right with an interval for passing through the fruit stems. Then, when the chuck (middle) of the fruit stem holding and conveying device (4a) grasps the fruit B and conveys it, it gradually moves downward from the movement trajectory of the fruit pedestal (2). The opening part C cut from the main body of the bag C by the bag cutter (4b) is pulled out from the stem of the fruit B.

(5) corrects the front-to-back deviation of the posture of the stem of fruit B, which has been exposed due to the opening C of the bag C being cut off by the n11 bag cutter I device (4). The fruit stem posture correction device is arranged below the movement trajectory of the center point of the seat (22) of the fruit holder (2), and endlessly attached to the machine frame (1) so as to rotate along the movement trajectory. Stretch the chain (50), and place the chain (50) on the outer circumference of the chain (50).
The clamping device (51) includes a pair of clamping pieces that face each other in the rotational direction and are closed back and forth at a predetermined position, and the pair of clamping pieces of the clamping device (51) G
This acts to correct the pericarp to a vertical posture when viewed from the side.

D is a stalk cutting device that cuts the stalk whose posture has been corrected by the stalk posture correcting device (5), and as shown in FIG. A nipper support arm (6) placed on the side, a nipper (7) supported on the protruding end of the rib, and a nipper (7) mounted on a fruit holder (
2) A telescopic mechanism d provided on the support arm (6) for pushing out to the side, an extrusion mechanism e that operates the telescopic mechanism d, and a cut-out portion (7a) of the nipper (7) are activated. It consists of an actuating mechanism f.

The support arm (6) rotates endlessly below the movement trajectory of the fruit pedestal (2) along the movement trajectory. The rough piece (61) provided on the link plate of the chino (60) has a flaket (
62], and is configured to move at a speed synchronized with the fruit holder (2) along the movement trajectory of the fruit holder (2) by driving the chino (60). .

Further, the telescopic mechanism d has a shaft cylinder portion (
63) and a shaft +1 inch portion (64) which is slidably fitted into the shaft cylinder portion (63), and is configured to expand and contract due to the sliding movement G between them. The extrusion mechanism e that expands and contracts the extensible mechanism d is connected to the aforementioned shaft cylinder portion (63) that moves in the direction of protrusion Mfj with respect to the shaft rod portion ([i4) fixed to the bracket (62) side. , by integrally connecting the shaft rods (65) in the direction transverse to the left and right of the rotation direction of the chino (60),
Rollers (66) are rotatably supported on the left and right shaft ends of the shaft rod (65), respectively, and the rollers (66) and (66) are placed on both the left and right sides of the go (Go). It is supported on the rail surface (67a) of the kite rail (67!) provided along the
2) and the shaft cylinder part (63). A spring ([i8) is provided to pull the kite rail toward the target (62) side, and a protrusion (67b) is provided at a predetermined position on the rail surface (67a) of the kite rail (6η) as shown in FIG. By riding on the roller (6 [i) or the protrusion (67b)], the shaft cylinder part (63) is pushed out against the bias of the spring (Ii8), and the roller (i6) ) or protrusion (67b
), the spring (68) is biased to perform a restoring operation.

The nippers (7) also have a pair of cutting blades (70) and (71) on the left and right that constitute the cutout portion (7a), and the cutting blades (70) and (71) thereof are configured to provide opening and closing operations. It consists of left and right arm parts (73) and (74) formed integrally and continuously with the cutting blades (70) and (71), respectively, and connected in a scissor-like manner by a fulcrum shaft (72). Department (
By closing 73) and (74), the pair of left and right cutting blades (70) and (71), which are integrally continuous with the tips of the arms (73) and (74), are closed together. The cutting action is the same as normal nippers, but the left and right arms (73)
74) A cutout portion (7a) is provided at the upper end of the support arm (6) using the fulcrum shaft (72) for opening and closing rotation as a connection shaft.
Or the left and right arm parts (7:3) in the r2iT direction of movement.
(74) is supported in the rear position, and by bending the upper end side of the support arm (6),
The cutout portion (7a), which is composed of a pair of left and right cutting blades (70) and (71), is supported in an upward position. In addition, the left and right arm portions (
A spring (75) is provided on the base end side of the fulcrum shaft (72) of 73) and (74) to act in a direction to expand them.

The operation mechanism f for cutting the nipper (force cutting portion (7a)) is configured to operate the nipper (force cutting portion (7a) on both sides).
3)・(74) is on both the left and right side of the movement trajectory,
By climbing on the protrusion (67b) provided on the rail surface (678) of the kite rail (6η) described in 011, the nipper (7)
Figure 4 shows the guides (80) and (80) coming into contact with the outer surfaces of the left and right arms (73) and (74) of the nipper (7) at the timing when the nippers (7) are pressed and burnt. The nippers (the left and right arm portions of the force 73)・(74) is this kite (80)・
(80) and are pressed together so that the cutout portions (7a) are closed together.

Also, the shape of the two sides of the nipper (force cutting part (7a) when the left and right cutting blades (70) and (71) are closed together is shown in Figures 3 and 4. As shown, it is formed in a hemispherical shape with an arc shape in side view and front view, so that when the nipper (7) is pushed out by the telescopic mechanism d, the cutout part (7a) is pushed out. This is to prevent damage from occurring even if the fruit B comes into contact with the bottom surface when it is lifted and inserted into the seat (22) of the fruit holder (2).

In addition, in Fig. 1, (9) places the bag C covering the outer surface of the fruit B with the peduncles cut off, at the point where the first part C has been cut and opened. This is a pressure-type bag removal device that uses river breeze to blow the bags away.

Next, to explain the function and effect, the fruit stem cutting device according to the present invention configured as described above is a
A nipper (7) is disposed on the lower side of the movement trajectory of the fruit holder (2) and moves in the moving direction of the fruit holder (2) at a speed synchronized with the moving speed of the fruit holder (2). , at a predetermined position, the direction toward the fruit pedestal (2) rises, and the cutout part (
7a) is fitted into the seat (22) of the fruit holder (2), and the fruit B set in the seat (22) with the cutout (7a) fitted into the seat (22). Since the fruit stalks of the fruit can be cut, the fruit stalks can be cut short from the root stone, making it unnecessary to double-cut the fruit stalks.

[Brief explanation of the drawing]

FIG. 1 is a partially cutaway schematic side view of the apparatus according to the embodiment of the present invention, FIG. 2 is a longitudinal sectional front view of the main parts of the same apparatus, and FIG. FIG. 4 is a plan view of the main parts of the same device. Explanation of drawing symbols A... Stem cutting and bag removal device a... Conhairt... Machine frame 10... Sprocket] 1... Conveyance chain 12... Transmission wheel 13... Deceleration mechanism
14...Transmission wheel 15...Chen Kaido 2...Fruit pedestal 20...Transportation plate 2]
...Bullet material 22...Catch B...Fruit
b... Fruit stem C... Bag C... [1 yuan part 3...
Fruit stalk posture correction device 4... Rental cutting device 4a... Fruit stalk posture correction device 41... Chuck 4b... Bag cutter 5.
... Fruit stem posture correction device 50... Cheno 51...
Clamping device D... Stem cutting device d... Extension mechanism e... Extrusion mechanism f... Operating mechanism 6... Nipper support arm 60... Cheno 61... Lug piece 6
2... Bracket 63... Shaft tube part 64... Shaft rod part 65... Shaft rod 66... Roller 67... Kite rail 67a... Rail surface 68... Spring
67b...Protrusion 7...Nipper 7
a... Cutting portions 70, 71... Cutting blade 72
...Fully shaft 73, 74...Arm part 75...
Spring 80... Kite 81... Stay 9
...Bag removal device patent applicant: Iseki Agricultural Machinery Co., Ltd. Agent: Kazube Shinseki, patent attorney

Claims (1)

[Claims] A nipper support arm that moves along the movement trajectory in synchronization with the speed of movement of the fruit holder is provided on the lower side of the movement trajectory of the fruit holder installed on the conveyor. At the end, the nipper is supported with the notched part that opens and closes facing upward,
an extrusion mechanism for pushing out the nippers so that the notched portions of the nippers are inserted into a perforated seat formed in the fruit holder, and for operating the extensibility mechanism; A fruit stalk cutting device characterized in that an operating mechanism for operating a cutting section of a nipper in synchronization with the operation of the extrusion mechanism is disposed near the movement locus of the support arm.