JPH02303408A - Apparatus for packaging vegetable - Google Patents

Abstract

PURPOSE:To reduce labor in packaging operation for vegetables by providing a packaging unit for supporting a film to guide holes for guiding each vegetable and packaging the vegetable so as to enable vertical movement and rotation thereof. CONSTITUTION:A packaging unit 111 for sucking and supporting a packaging film (F) on guide holes of guide units 71 and 72 and packaging each vegetable (A) is provided so as to enable vertical movement and rotation thereof the vegetable is received from the guide holes while sucking the film by air sucking action of the packaging unit. The packaging unit is lowered in the direction away from the guide holes while being rotated and a binding part in which the film is twisting thereinto is sealed with heat sealers 128.

Description

[Detailed Description of the Invention] [Objective of the Invention] (Industrial Field of Application) The present invention relates to a vegetable packaging device, and for example, in a harvesting process for harvesting head vegetables such as cabbage and Chinese cabbage, the present invention This invention relates to products that are automatically wrapped using film.

(Prior art) In general, this type of head vegetable is soft and easily damaged, and soil tends to get mixed into the head vegetable during harvesting. In terms of management, it is generally done manually. .

In addition, when shipping this type of head-heading vegetables, unnecessary stems, leaves and rhizomes are removed to improve the appearance of the head-heading vegetables, and the head-heading vegetables are then stored in packaging boxes such as cardboard boxes for shipment. However, during transportation, these head vegetables can rub against each other in the packaging box, causing breakage and damage to the outer stems and leaves.Also, when displayed in stores, they lose their shape, are easily damaged, and lose their freshness. There is a problem in that it cannot be maintained due to falling dirt, and it can also become dirty with mud and dust.

In addition, if the stems and leaves are damaged or damaged during transportation, it is necessary to further remove the damaged or damaged stems and leaves when displaying at a store.

Therefore, a harvester for harvesting head vegetables is provided with a film roll for wrapping, a cutter for cutting the pulled-out film, and a heater for heat-sealing the film after wrapping the head vegetables. There is.

(Problems to be Solved by the Invention) In the packaging device having the above configuration, the operator pulls out the film from the film outlet, folds the film through the film guide, and transfers it to the head vegetables on one processing table. When the film is gripped and the head vegetables are turned upside down from the drawer and moved towards the other processing table, the film is cut by a cutter at the film drawer, and then On a processing table, the head vegetables are rotated to form a cylindrical film, and both free ends are wound around the head vegetables to polymerize.
The polymerized portion is then brought into contact with a heater and thermally bonded to be packaged.

However, in this packaging device, drawing out the film, winding the film around the head vegetables, overlapping the free ends of the film, and thermally bonding the overlapping parts are all manual operations, which require a lot of time and effort. Furthermore, when thermally adhering the overlapping part of the film, the overlapping part comes into contact with a heater, so there is a problem that the part of the head vegetable at the position corresponding to the overlapping part may be damaged by heat.

Therefore, the present invention was developed in view of these problems.
To provide a vegetable packaging device that can automatically package vegetables using a film, thereby improving the efficiency of packaging work, reducing labor by 11 times, and packaging vegetables without being damaged by heat during packaging. The purpose is to provide the following.

[Structure of the invention]

(Means for Solving the Problem) The vegetable packaging device of the invention according to claim 1 includes a horizontal guide body having a guide hole for guiding the falling of vegetables, and a horizontal guide body that is expanded to close the guide hole. A wrapping film is stretched, and the guide body is provided so as to be vertically movable and rotatable with respect to the guide hole, and the film is sucked and supported on the inner wall surface of the guide body, and the guide body This device is equipped with a packaging body for receiving and packaging vegetables that fall from the ground, and a heat sealer for sealing the binding portion of the film wrapping the vegetables with this packaging body.

The vegetable packaging device according to the invention of claim 2 is the device of claim 1, wherein the guide body has a guide space in which the film is spread and stretched, and the film is fed into the guide space by a film pressure feeding device. This is how it was done.

(Function) In the vegetable packaging device according to claim 1, the film is expanded and stretched on the guide body so as to close the guide hole, and while the vegetables are supplied on the film in the guide hole, the lower part of the guide hole is When the air inside the package located close to is suctioned, the film is suction-supported along the inner wall surface of the package, and the vegetables are received into the package through this film.

In addition, when the vegetables are received in the package and the package containing the vegetables is rotated and lowered, the film is pulled downward through the vegetables and rotated to wrap around the vegetables. It is twisted and tied at the top. Then, the binding part of the film wrapped around the vegetables is moved to the position of the heat sealer, and
A heat sealer is advanced toward the binding portion, and the binding portion is heat-sealed by this heat sealer.

Further, the package containing the vegetables wrapped in the film is lowered to a predetermined lowering position, and the suction inside the package is released and the packaged vegetables are carried out.

Moreover, while the packaged vegetables are carried out, the package is lifted up and the opening edge is returned to the guide hole again, in preparation for packaging the next vegetable.

Further, in the vegetable packaging device according to claim 2, in the vegetable packaging device according to claim 1, the film pressure feeding device is driven, and the film is sequentially pulled out by the film pressure feeding device from the inner end toward the outer end in the guide space. The film is sequentially forcibly conveyed and supplied, and the film is set in a flat plate shape on the guide body with its guide hole closed, so that the film is smoothly expanded and stretched on the guide body in preparation for suction support by the packaging body. .

(Example) Hereinafter, an example of the present invention will be described based on the accompanying drawings.

In the figure, 1 is the main frame, and this main frame 1
A transmission case 3 containing a built-in transmission 2 is fixed to the middle part of the front side road, and an input shaft 4 of the transmission 2 is rotatably protruded toward the front part. Further, a connecting frame 8 having a three-point connecting portion 7 that is detachably connected to a three-point link mechanism 6 of the tractor 5 is fixed to a substantially middle portion of the front end of the main body frame 1-.

Next, left and right support frames 10 are horizontally suspended on one side upper part of the main body frame 1 via front, rear, left and right support columns 9, 9, 9, 9.
Brackets II, II are fixed facing each other to the middle lower part of the front frame 12, and a suspension arm 13 extends forward to the front frame 12, which is horizontally suspended between the front left and right pillars 9 and 9. The base of the main body 15 of the cylinder device 14 is rotatably mounted on the lower front end of the cylinder device 14 via a support shaft I6. Further, a support shaft 17. 1
A pair of lifting conveyors 18 inclined rearwardly through 7
．． A rear holding frame 19 holding the vicinity of the rear end of the conveyor 18 is rotatably mounted on a shaft, and the pair of lifting conveyors Ill, i
The front holding frame 20 holding the front end of the cylinder ff114 is attached to the piston rod 22 of the cylinder ff114 via the support shaft 21.
It is suspended in such a way that its height can be adjusted freely. Said pair of lifting conveyors 18. 18, a pair of strength members 23.23 are fixed in parallel with each other at a predetermined interval between the front holding frame 20 and the rear holding frame 19, and the front ends of the pair of strength members 23.23 are The front holding frame 20 is located at the
A guide roller 24.24 is rotatably mounted on the chair via a support shaft 25.25, and supports the pair of strength members 23.24. ．．
A drive roller 26.26 is located at the rear end of 23 and is rotatably supported within the rear holding frame 19 via drive shafts 21 and 27.
An endless rotating body 28.28 in the form of an endless belt is rotatably suspended between the drive rollers 26 and 26, and a hydraulic motor 29.28 is connected to the left and right drive shafts 27. 29 are interlocked and connected. By driving the left and right hydraulic motors 29.29, the left and right endless rotating bodies 28.28 rotate in opposite directions at the same speed so that the opposing inner rotating parts 3 [1, 30] rotate rearward. accompanied by this opposing inner circulation part 3
Rhizome part B of head-heading vegetable A as a packaged vegetable between 0.30 and 30 minutes
It is designed to grasp and transport it backwards and upwards.

Next, a pair of mounting pieces 31.31 divided into left and right parts are fixed to the front part from the lower end of the front holding frame 20, and a pair of extraction blade bodies 32.32 are attached to the left and right mounting pieces 31.31. Gap 3 between the inner running parts 30 and 30 that hold the rhizome B
A series of communication gaps 34 communicating with 3 and an enlarged inlet 3
5 and are fixed to each other, and the left and right extraction blade bodies 32.32
has an arc-shaped support surface 36, 36 inclined inwardly for supporting the lower part of the head vegetable A and guiding it rearward on the upper surface, and the support surfaces 36, 36 gradually slope higher in the rear part. It is formed by

Further, a fixed blade 37 is attached to the lower rear side of the pair of strength members 23 and 23, and a rotary blade 38 that rotates in sliding contact with the fixed blade 37 is attached to the lower rear side of one of the strength members 23. is rotatably mounted on a shaft, and this rotary blade 3
8 is interlocked and connected to a hydraulic motor 40 supported by a mounting frame 39 of one of the strength members 23. The fixed blade 37 and the rotary blade 38 constitute a cutter 41 that cuts and removes the rhizome B of the head-heading vegetable A. Further, an inlet 43 for a container 42 placed on the main body frame 1 so as to be freely removable and removable is opened in the lower part of the cutter 41.
The cut rhizome B is dropped into a package bag 44 housed in the container 42 and stored therein.

Next, a traverse conveyor 48 is provided on a platform 45 fixed to the upper part of the main body frame 1 and on the main body frame 1 via front, rear, left and right support legs 46 and 47. This lateral conveyor 48 has a drive roller 5 at one outer end and approximately the middle of a frame 49 extending in the left-right direction.
0 and a driven roller 51 are rotatably mounted on a shaft, and an endless rotating body 5
2 is suspended so that it can rotate freely. In addition, vegetable receivers 53 for receiving head vegetables A are arranged and fixed at predetermined intervals on this endless rotating body 52, and each vegetable receiver 53 is made of a large number of narrow plate-shaped pieces made of an elastic member. A bottom plate part 55 having a circular shape with pieces 54 arranged side by side, and a side frame 57 having a vertical structure with narrow plate-like pieces 56 made of an elastic member arranged side by side on the upper peripheral edge of the bottom plate part 55. It has a cylindrical shape with an enlarged upper part. The carrying-in section on the outside of this endless rotating body 52 is disposed so as to face the lower part of the carrying-out end of the pair of lifting conveyors 18.18, and each of the vegetable receivers 53 The lower part of the discharge end of the conveyor 18.degree. 18 is arranged so as to sequentially receive the head vegetables A to be discharged from now on. Further, an output shaft 61 of an electric motor 60 is interlocked with the drive shaft 58 of the drive roller 5G of the traverse conveyor 48 via a gear interlocking mechanism 59, and the electric motor 60 is provided protruding from one side of the frame 49. It is fixed on a bracket 62. The electric motor 60 causes the endless rotating body 52 of the traverse conveyor 48 to move inward.

Next, a support arm 63 is protruded from the inner upper part of the lateral conveyor 48, and the tip of the support arm 63 is positioned at the middle upper part in the width direction of the lateral conveyor 48 to form balls on each vegetable receptacle 53. A slurry 64 is suspended downward from a cut C of a vegetable A. Further, a cylindrical cover unit 65 is attached to the lower part of this nozzle 64 to prevent the discoloration preventing agent from dispersing and guide it linearly downward. A pump 67 for pumping the anti-discoloration agent is connected to this, and this pump 67
The pump 67 is fixed on the main body frame 1 and
is connected to an electric motor (not shown). Further, a pair of first sensors 70 are arranged and fixed opposite each other at the lower front and rear portions of the nozzle 64 and above the side frames 57 of the vegetable receptors 53. Then, as the head vegetable A on the vegetable receptor 53 is moved between the first sensors 70, the first sensor 70 detects this and is activated, and the output of the first sensor 70 is The signal activates control means (not shown) for the pump 67;
The anti-discoloration agent is injected from the nozzle 64 onto the cut C of the head-heading vegetable A, and as the head-heading vegetable A passes between the first sensors 70, the control means of the pump 67 is activated to prevent the discoloration from the nozzle 64. The spraying of the anti-tarnishing agent is stopped. Note that this first sensor 70
A reflective type, a transparent type, a photoelectric switch, etc. may be used.

Next, an upper guide plate 71 and a lower guide plate 72 as guide bodies are arranged from the other outer end of the frame 49 to the substantially middle part, that is, to the lower part near the discharge end of the traverse conveyor 53, in a predetermined guide space 73. They are arranged and fixed horizontally with the top and bottom facing each other.

Further, a drive roller 74 and a tension roller 75 are provided oppositely in the width direction at the upper and lower portions facing the inner ends of the upper guide plate 71 and the lower guide plate 72. The tension roller 75 is rotatably mounted horizontally on the frame 49 via a support shaft 77 on one end of an L-shaped sink 78 that can freely move up and down. Sunku 7
A coil spring 79 is stretched between the other end of the coil spring 8 and the frame 49.

This coil spring 79 causes the L-shaped sink 7 to
The tension roller 75 is always urged to be in pressure contact with the drive roller 74 via the roller 8. Further, an output shaft 82 of an electric motor 81 is interlocked and connected to one end of the drive shaft 76 of the drive roller 74 via a gear interlocking mechanism 80, and the electric motor 81 is fixed to one side of the frame 49 via a bracket (not shown). has been done.

Also, in the vicinity of the outer side of the upper and lower drive rollers 74 and tension rollers 75, it is close to the upper and lower parts of the upper guide plate 71 and the lower guide plate 72! .

A pair of air supply pipes 83 are suspended horizontally on the frame 49, and a plurality of air nozzles 84 are installed at predetermined intervals in the length direction of the upper and lower pair of air supply pipes 83 on the upper guide plate 71 and the lower guide plate 72. The projecting structure is slanted outward,
The tips of the upper and lower air nozzles 8a are disposed in guide grooves 85 that are formed in communication with the upper guide plate and the middle of the lower guide plate 72. Further, a compressor 87 is connected to one end of the pair of upper and lower air supply pipes 83 via a conduit 86 to forcefully feed air thereto, and this compressor 87 is connected to the main body frame 1.
It is fixed on the top and is interlockingly connected to the other end of the first output shaft 68 of the mission 2 via a linkage medium 88.

A film pressure feeding device 89 is constituted by the pair of upper and lower drive rollers 74 and tension rollers 75, and the pair of upper and lower air supply pipes 83 having a large number of air nozzles 84.

Further, guides R9G and 91.92 are formed in communication with the upper and lower parts of the upper guide plate 71 and the lower guide plate 72 in the width direction thereof, in the vicinity of the outer side and the other outer end of the upper and lower air supply pipes 83. , the guide of the upper guide plate 71 [91,
A plate-shaped first stopper 93 and a second stopper 94 are disposed within the frame 92 , and the first and second stoppers 93 and 94 are fixed to the frame 49 .

Further, the guide grooves 911, 91, 92 of the lower guide plate 72
A first cylinder 95 and a second cylinder 96 are arranged and fixed at the lower part of the cylinder 95, and a bracket 98 fixed to the upper end of the piston rod 97 of the first cylinder 95 is inserted into the guide groove 90 from below. The cutter 99 and the guide inserted so as to be freely advanced and retracted? A plate-shaped presser body 100 is vertically protruded and is inserted into and engaged with the lower end of the first stopper 93 from inside R91 so as to be freely retractable from below. A plate-shaped presser body +03 is vertically protruded from the bracket 102 fixed to the upper end portion and is inserted into and engaged with the lower end portion of the second stopper 94 from below through the guide groove 92 so as to be freely retractable. ing.

Further, a second sensor 10 is installed in the guide groove 92 in the vicinity of the outer side of the second stopper 94 of the upper guide plate 71.
4 is arranged and fixed, and this second sensor 104 detects a film that will be described later inserted into the lower part and is activated, and the compressor 87 and the electric motor 81 are activated by the output signal of this second sensor 104. A control means (not shown) is actuated to control the film feeding device 8.
The rotation of the drive roller 74 of No. 9 and the ejection of air from each air nozzle 84 of the air supply pipe 83 are controlled. Note that the second sensor 104 may be a reflection type, a transmission type, a photoelectric switch, or the like.

Next, between the first stopper 93 and the second stopper 94, the head vegetable A is placed on the upper guide plate 71.
A circular guide hole large enough to drop! 115 is bored, and the guide hole 10 is bored in the lower guide plate 72.
A circular guide hole 1011 communicating with 5 and having a larger diameter than this is bored. Further, the guide hole 106 of the lower guide plate 72
Packaging and carrying-out device IC? is provided on the main body frame 1.

The packaging/unloading device 107 has a swing cylinder 109 attached to a rotary actuator 108 so as to be vertically rotatable, and a rotatable piston rod 110 provided on the swing cylinder 109 has a rotatable piston rod 110 provided at the tip of the packaging device 107 for receiving and packaging the head vegetables A. A body Il+ is provided. This package I11 has a main body +12 formed in a substantially hemispherical shape with an open upper surface, and a connecting body 113 fixed to the tip of the piston rod 110 is formed at the lower center of the main body 112. An intake hole 114 is vertically bored in the center of the connecting body +13, and a connecting part 11 is provided protruding from one side of the connecting body 113.
5 is provided with a communication hole 116 that communicates with the intake hole +14. In addition, an inner wall body 11 as an inner wall surface made of an elastic member disposed inside the main body 112 is attached to an annular flange 117 protruding from the inner wall portion of the upper edge of the opening of the main body 112.
8 flanges 119 are fixed together, and this inner wall body 11
8 is formed into a substantially hemispherical shape with an open upper surface, and the flange 119 is formed at the outer peripheral edge of the upper portion of the opening, and between the outer surface of the inner wall 118 and the inner surface of the main body 112 An intake space 120 consisting of a predetermined gap is formed in a substantially hemispherical shape, and a large number of intake holes +21 communicating with the intake space 120 are radially bored in the inner wall body 118. Furthermore, the connecting body 11 of the main body 112
A connecting fitting 123 connected to one end of a hose 122 is detachably connected to the connecting part 115 at 3, and the other end of this hose 122 is connected to a vacuum device 124.
This vacuum device +24 is provided on the main body frame 1.

Next, a pair of third sensors 125 are arranged and fixed to face each other at the front and rear portions above the upper guide plate 71 in the upper front and rear portions of the package 111 of the package delivery device +07. This third sensor 125 detects and operates when the head vegetable A is moved between the third sensors 125, and
25, the control means (not shown) of the vacuum device 124 is actuated, the inside of the package III is suctioned, and the head vegetables A are removed from between the third sensors 125.
falls onto and passes over the package III, and the control means of the vacuum device 124 is activated to stop the suction operation of the vacuum device 124.

Note that this third sensor 125 may be a reflection type, a transmission type, a photoelectric switch, or the like.

Further, in the lifting/lowering position of the packaging body 111 of the packaging unloading device 107, a pair of cylinder devices 1 are provided at the front and rear of the frame 49 located below the lower guide plate 72.
26 are fixed facing each other, and this pair of cylinder devices 1
A heat sealer 128, which also serves as a cutter, is attached to the opposing tips of the 26 piston rods 127 for fitting, heat-sealing, and cutting films to be described later.

Furthermore, a rotating shaft + 30 supporting a film roll 129 wound with the film F so as to be freely fed out is horizontally suspended at approximately the middle lower part of the film 49 . The drive roller 74 and the tension roller 75
It is designed to be supplied sequentially in between. This film F is a stretchable synthetic resin film configured to remove various life gases generated when fresh foods are packaged and maintain the freshness of the foods.

In addition, the discharge end of the lateral conveyor 48 and the guide hole 1
A chute body 134, which has a large number of rollers 133 rotatably arranged in parallel between the opening edges on one side of the guide holes 105 and 106, is provided in a downwardly inclined state toward the guide holes 105 and 106.

Next, in the outer part of the packaging unloading device a 107,
A lifting conveyor 135 is provided on the main body frame 1. In this lifting conveyor 135, a drive roller 136 and a driven roller 137 are rotatably supported in parallel to each other at the upper and lower parts thereof, and an endless rotating body 138 is suspended between the drive roller 136 and the driven roller 137.
A large number of comb-shaped lifting bodies 139 are protruded from the endless rotating body H8 at predetermined intervals of nn. Further, a packet body +40 for carrying in the head vegetables carried out from the package body 111 is provided at the inner lower part of this lifting conveyor 135, and the bottom plate 14 of this packet body 140 is
Each of the lifting bodies 1
Each of the 39 comb tooth pieces 143 guides the passage. Further, a packet 146 is provided on the outer upper part of the lifting conveyor 135 via a chute body 145 having a plurality of guide grooves 144 for guiding the passage of each comb tooth piece 1-3 of the lifting body 13g. In addition, the lifting conveyor +
The interlocking medium 1 is connected to the drive shaft 147 of the drive roller 136 of 35
A second output shaft 149 of the mission 2 is interlocked via 48.

Next, a hopper 1 is installed at one end of the platform 45.
50 is fixed, and a shredding rotor 151 is rotatably suspended horizontally at the bottom of this hopper 150, and this shredding rotor! 5
A large number of shredding blades 152 are protruded radially at predetermined intervals in the axial direction of the rotating shaft of the hopper 150. The fixed blades 153 and the shredding blades 152 are adapted to shred unnecessary root leaves of the head vegetable A. The shredded pieces shredded by this shredding rotor 151 are discharged from an unillustrated discharge port by its rotation. Further, the rotating pongee 152 is interlocked and connected to the first output shaft 68 of the mission 2 via an interlocking medium 154.

In the figure, 155 is a wheel rotatably mounted on the main body frame 1, and 156 is a wheel of the tractor 5.

Next, the operation of the above structure will be explained.

While the machine is towed by the movement of the tractor 5, when the power from the mounting shaft 157 of the tractor 5 is transmitted to the input shaft 4 via the power transmission shaft 158 to drive the machine 2, the first and second The output shaft 68,149 of The rotor 151 is rotated in the setting direction, and the endless rotating body 13g is moved along with the setting direction. Also, hydraulic motor 2
9, 29, and 40 are driven, the pair of endless rotating bodies 28, 28 are rotated in the setting direction, and the rotary blade 38 is also rotated in the setting direction.

Then, when the head-heading vegetable A is introduced into the introduction port 35 between the pair of extraction blades 32 and 32, the head-heading vegetable A
is supported from both sides on the support surfaces 36° 36 of the pair of extraction blades 32.32, and the rhizome B of this head-heading vegetable A is within the communication gap 34 between the pair of extraction blades 32.32. will be moved to In this case, this support surface 36.
36 is formed to be inclined at a rear end, so that as the support surface 36.36 advances, the support surface 36.3
6, the head-heading vegetable A is gradually pulled upward and the rhizome B is pulled out at its rear end.

Further, the head vegetables A extracted by the pair of extraction blades 32, 32 are transferred to the pair of lifting conveyors 18. 18, and the upper part of this rhizome B is inserted into the inner rotating part 3 of the endless rotating body 28.28.
0.30, and the lower part of this head vegetable A is supported so as to rest on the upper part of the inner running part 30.30, and this head vegetable A is placed in a planted state by the inner running part 30.30. It is transported backwards and upwards as it is.

Further, when the head-heading vegetable A is conveyed to the position of the cutter 41 on the rear side, the lower part of the rhizome B of the head-heading vegetable A is cut into the fixed blade 3.
7 and the rotary blade 38, and this rhizome B
is dropped and stored in a bag 44 within the container 42. As a result, the lower rhizome B containing soil is removed, preventing soil from getting into the stem of the head-heading vegetable A. Also, since the rhizome B is stored in the bag 44, the rhizome B This eliminates the need for time and effort to collect data.

In addition, the head-heading vegetable A whose rhizome B has been cut off is transported further to the rear part as it is, and at its delivery end, the inner circulation part 3
0.311, and the head vegetables A are then carried onto the carry-in section 53 of the traverse conveyor 48. In this case, the endless rotating body 52 of the lateral conveyor 4g is rotated in advance in the set delivery direction by the electric motor 60 via the gear interlocking mechanism 59, and the vegetable receiver 53 provided on the endless rotating body 52 is composed of a bottom plate part 55 and a side frame 57 made of an elastic member, and this bottom plate part 5
5 and the side frame 57 are made up of a large number of narrow plate-like pieces 54 and 56, the vegetable head A is easily carried into the vegetable receiver 53 without being damaged by the elastic receiving action of the vegetable receiver 53. .

In addition, a worker on the platform 45 picks up the head-heading vegetable A that has been conveyed to the lateral conveyor 48 and then picks up the rhizome part B of the vegetable.
After cutting off the unnecessary roots and leaves including the upper part of the head vegetable A with force and tweezers to prepare the head vegetable A for shipping, the head vegetable A is transferred to the vegetable receiver 53 of the transverse conveyor 48 with its cut end C facing upward. When placed inside the vegetable receptor 5, this head vegetable A
3 is conveyed in the unloading direction by the endless rotating body 52, and the head vegetables in the vegetable receiver 53 are moved between the first sensors
The sensor 70 detects the presence of the head vegetable A and is activated,
The control means is actuated by the output signal of the first sensor 70, and the pump 67 is actuated and the hose 60 is actuated.
The anti-discoloration agent is sprayed from the nozzle 64 onto the cut end C of the head vegetable A, and the cut end C is protected by this anti-discoloration agent. In this case, since a cylindrical cover unit 65 is attached to the nozzle 64, this cover unit 65
Using this as a guide, apply the anti-discoloration agent in a straight line towards cut C.
And it is sprayed intensively. Further, the endless rotating body 52 is rotated in the carrying-out direction and the head-heading vegetables A pass between the first sensors 70, and the first sensor 7θ detects the absence of the head-head vegetables A and is activated, and the control means At the same time, the operation of the pump 67 is controlled to stop the discoloration preventing agent from being ejected from the nozzle 64 in preparation for the next discoloration prevention treatment of the cut C. Then, as the endless rotating body 52 moves along with the conveyance direction, the head vegetables A that have undergone the cut C treatment are carried from the conveyance end onto the chute body 134 , and each roller 133
It is conveyed toward the guide holes 105 and 106 by the guide holes 105 and 106.

Next, the head-heading vegetable A whose cut C has been treated is placed in the shoot body 1.
34, the drive roller 74 is driven by the drive of the electric motor 81, and the film F of the film roll 129 having the rotation axis 13θ is moved by the rotation of the drive roller 74 and the tension roller 75 to the tension roller 131 and the guide roller. 13
2, and is supplied from the inner end to the outer end within the guide space 73 between the upper guide plate 71 and the lower guide plate 72.

Further, the electric motor 81 of the drive roller 74 is driven, and the control means of the compressor 87 is activated, and while this compressor 87 is activated, air is supplied from each air nozzle 84 of the pair of upper and lower air supply pipes 83 via the conduit 86. It is squirted.

Then, a drive roller 74 and a tension roller 75
The film F that is sequentially supplied into the guide space 73 is forcibly conveyed sequentially within the guide space 73 toward its outer end by the pressure of the upper and lower air jetted from the upper and lower air nozzles 8 ( The transport end of the film F is carried under the second sensor 104 at the outer end of the upper guide plate 71, and the second sensor 104 detects the presence of the film F and is activated. sensor 104
The control means is actuated by the output signal, the operation of the compressor 87 and the electric motor 81 is controlled, and the rotation of the drive roller 74 and the jetting of air from each air nozzle 84 are stopped, in preparation for the supply of the next film F. As a result, the film F is developed into a flat plate shape on the upper guide plate 71 centered on the guide hole 105 of the upper guide plate 7I.

Also, while the film F is set on the upper guide plate 71, the first cylinder 95 and the second cylinder 96 are simultaneously operated, and their respective piston rods 97.
+01 is extended, and the presser body 100 of the first cylinder 95 advances from the lower guide groove 91 into the upper guide groove 91 and comes into contact with the lower part of the first stopper 93, and this presser body 100 and The film F is held between the first stopper 93, the cutter 99 advances from the lower guide groove 90 into the upper guide groove 90, and the cutter 99 cuts the film F. The presser body 103 of the second cylinder 96 advances from the lower guide groove 92 into the upper guide groove 92 and comes into contact with the lower part of the second stopper 94. F is held in place. Therefore, the film F spread out on the upper guide plate H is cut into a predetermined size necessary for packaging the head vegetables A, and the cut film F is cut into the upper and lower guide holes 1.
The guide holes 105 and 106 are stretched over the upper surfaces of the guide holes 105 and 106, and both sides of the guide holes 105 and 106 are held at positions spaced apart from the opening edges of the upper and lower guide holes 105 and 106, respectively.

In addition, the packaging bodies + 11 of the packaging unloading device 1 [17 are lifted up in advance and the upper edge of the opening is the guide hole 1 of the lower guide plate 72.
06 and is placed in contact with the lower part of the film F.

In this state, the head-heading vegetables A are transported by the shoot body 134 as described above, and the head-head vegetables A are moved between the third sensors 125 via the shoot body 134, and the head-head vegetables A are transported between the third sensors 125 through the shoot body 134. 125 detects the presence of head vegetables and is activated, and this third sensor 12
The control means is actuated by the output signal of 5, the vacuum device fil +24 is actuated, and the hose 122 is actuated.
The air inside the package III flows through its numerous intake holes 12.
1. The film F, which is sucked through the suction space 120, the suction hole +14, and the through hole 116, and which is sandwiched at both sides on the opening edge of the package 111, is sucked into the package 111 and stretched; This film F is adsorbed and supported along the inner wall 118 of the package III. Further, as the film F is sucked and adsorbed, the head vegetables A are dropped and received via the film F adsorbed within the inner wall 118 of the package III.

Further, when the head vegetables A are received in the package 111, the rotary actuator 1 of the packaging/unloading device t+07
08, the swing cylinder 109 is actuated, and the package I11 having the piston rod 110 and the head vegetable A integrated therewith is contracted and lowered while rotating.
The film F, which is held between both sides, is pulled downward through the head vegetable A, is rotated so as to wrap around the head vegetable A, and is twisted and tied above the head vegetable A. Then, film F wrapped around this head vegetable A.
The binding part f is located between the pair of heat sealers 128, and the pair of cylinder devices 126 are operated, and the pair of heat sealers 128 are advanced toward the binding part f from opposite directions via the piston rods 127. ,
The pair of heat sealers 128 are fitted through the binding part f, the binding part f is heat sealed by the pair of heat sealers 128, and the upper part of this heat sealing part is cut.

Further, when the package I11 containing the head vegetables A wrapped in the film F is contracted and lowered to a predetermined lowering position, the lowering of the piston rod 110 of the swing cylinder 109 is stopped, and the suction operation of the vacuum device 124 is stopped. Then, the suction support of the film F against the inner wall 118 of the package 111 is released.

Then, when the swing cylinder 109 is rotated downward by the rotary actuator 108 of the packaging unloading device 107 and the downward rotation is stopped at the rotation end of the swing cylinder 109, the package I11 is transferred to the packet body +
40 in a sideways state, and this packaging body 11
The packaged head vegetables A in 1 are automatically carried in and out onto the packet body 140.

Further, when the packaged head vegetables are carried out, the swing cylinder 109 is rotated upward by the switching operation of the rotary actuator 108 of the packaging carry-out device 107, and the swing cylinder 109 is moved to a vertical state, and the piston The rod 110 is extended and the packaging body 111 is raised so that the opening edge is returned to the guide hole 106 of the lower guide plate 72 in preparation for the next packaging of head vegetables A.

At the same time, the first cylinder 95 and the second cylinder 96 are operated, and the piston rod 97.
+01 and brackets 98 and 102 are contracted and lowered, and this cutter 99 and presser body 100° 103
are retreated into the guide grooves 90, 91, 92 of the lower guide plate 72 in preparation for the next clamping and cutting of the film F.

Next, the head vegetables A wrapped in the film F carried onto the packet body 14G are scooped up and lifted by each comb tooth piece 143 of the lifting body H9 on the lifting conveyor 135, and sent to the packet via the chute body 145. +
46.

In this way, the head vegetables A that are sequentially extracted by the pair of extraction blades 32 and 32 are transferred to the pair of lifting conveyors 18.
18, and the rhizomes B are sequentially cut and removed during this transportation. In addition, each of the head vegetables A is conveyed while being received in the vegetable receivers 53 of the lateral conveyor 48 one after another, and along the way, an anti-discoloration agent is automatically sprayed onto each of the upwardly facing cuts C one after another. The cut C is treated to prevent discoloration. Further, the film F for packaging the head vegetables A is transported by a film pressure feeding device 8.
9 automatically develops and supplies the film onto the package III, and the vacuum device +24 removes this film F.
are adsorbed and supported within the inner wall 118 of the package I11, and the head vegetables A are automatically received within the inner wall 11g via this film F. Then, this head-heading vegetable A is wrapped in a film F by a packaging transport bag fall [17, and the wrapped head-heading vegetable A is automatically carried in and out onto a packet body 140, and is transferred to a lifting conveyor 1.
35 to be transported and unloaded.

〔Effect of the invention〕

According to the invention of claim 1, the film is suction-supported with respect to the guide hole for guiding the vegetables of the guide body that expands and supports the packaging film, so that the packaging body for packaging vegetables can be vertically movable and freely rotatable. Since the guide hole is provided in the guide hole, the film of the guide can be easily sucked and supported along the inner wall surface by the suction action of the package, and vegetables can be reliably received from the guide hole into the film. Also, by rotating this packaging body and lowering it in a direction away from the guide hole, the film wraps around the vegetables while ensuring that the upper part of the film is twisted and bound. can be reliably sealed with a heat sealer, and therefore vegetables can be automatically packaged with a film, which can improve the efficiency of packaging work and greatly reduce labor.
Moreover, it is possible to provide a vegetable packaging device that can package vegetables without being damaged by heat during packaging and can reliably maintain the freshness of vegetables.

Further, according to the invention of claim 2, it is possible to smoothly spread and stretch the film in the guide space of the guide body, and prevent the film from being turned over due to fanning during spreading, and the film can be By supplying the film into the guide space, the film can be continuously supplied to the packaging section.

[Brief explanation of drawings]

The figures show one embodiment of the present invention, in which Figure 1 is a plan view of a harvester equipped with a vegetable packaging device, Figure 2 is a side view of the same,
FIG. 3 is a cross-sectional explanatory view of the same, FIG. 4 is an enlarged sectional view of the packaging device, FIG. 5 is a sectional view of the sealing mechanism, and FIG. 6 is an enlarged sectional view showing the packaging state. 71, 72... Guide body, 73... Guide space, 89... Film pressure feeding device, 105, 106... Guide hole, +0
7... Packaging unloading device, 111... Packaging body, 118
・・Inner wall surface, 12g ・・Heat sealer, A・・
Vegetables, F...Film, ``...Binding part.

Claims (2)

[Claims] (1) A horizontal guide body having a guide hole that guides the fall of vegetables, a packaging film that is expanded and stretched on the guide body so as to close the guide hole, and a packaging film that is stretched on the guide body so as to close the guide hole; A packaging body is provided to be vertically movable and rotatable, and sucks and supports the film on its inner wall surface, and receives and wraps the vegetables falling from the guide hole through the film, and the packaging body A vegetable packaging device comprising: a heat sealer for sealing a binding portion of a film wrapped with vegetables. (2) The vegetable packaging device according to claim 1, wherein the guide body has a guide space in which the film is spread and stretched, and the film is fed into the guide space by a film pressure feeding device.