CN110972696A - Facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system - Google Patents
Facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system Download PDFInfo
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- CN110972696A CN110972696A CN202010029035.3A CN202010029035A CN110972696A CN 110972696 A CN110972696 A CN 110972696A CN 202010029035 A CN202010029035 A CN 202010029035A CN 110972696 A CN110972696 A CN 110972696A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B25/00—Packaging other articles presenting special problems
- B65B25/02—Packaging agricultural or horticultural products
- B65B25/04—Packaging fruit or vegetables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
- B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
- B65B43/52—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using roller-ways or endless conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/02—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
- B65B57/04—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages and operating to control, or to stop, the feed of such material, containers, or packages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
- B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Environmental Sciences (AREA)
- Packaging Of Special Articles (AREA)
Abstract
The invention provides a facility water culture lettuce three-dimensional conveying-harvesting-packaging integrated system which comprises a three-dimensional conveying device, a harvesting device, a precise vegetable unloading device and an automatic packaging device. The system is arranged in a T-shaped structure, and the three-dimensional conveying device realizes the three-dimensional stable and effective conveying of the planting plates; the harvesting device gathers vegetable leaves through the gathering rod of the rolling shaft, the low-resistance cutter cuts roots accurately at a low loss to complete harvesting operation, and the harvesting device moves downwards to the position above the accurate vegetable discharging device under the action of the horizontal rodless cylinder; the guide ring assists in pressing the vegetable foam to vertically pack the vegetable; lettuce gets into automatic packing device, and the packing carton is sent to under the guide ring by vacuum chuck mechanism combination push rod, accomplishes dress dish packing operation, utilizes two pole cylinder clamping bars to lift the lettuce after packing off from packing plant, accomplishes whole work. The automatic cultivation device is simple in structure, and realizes the automatic operation of the whole process from cultivation to harvesting and packaging of hydroponic lettuce in facility agriculture.
Description
Technical Field
The invention relates to the field of mechanization and automation of a hydroponic lettuce industry in facility agriculture, in particular to a three-dimensional conveying-harvesting-packaging integrated system for hydroponic lettuce in facility agriculture.
Background
In recent years, facility agriculture in China is rapidly developed, and lettuce is planted in a water culture mode to become an increasingly common production mode. At present, a part of automatic regulation and control systems or automatic equipment are available in the nutrient solution planting stage of water culture lettuce. However, in the three-dimensional conveying and packaging links before and after harvesting, all the work is finished by manual labor, the production efficiency is not high, the production cost is high, and an automatic operation system for the whole process of three-dimensional conveying, harvesting and packaging is relatively lacked.
Chinese patent CN110356822A discloses a three-dimensional conveying device for facility water planting leaf vegetables, which comprises a vertical conveying mechanism, a horizontal conveying mechanism, a leaf vegetable culture rack and a transition conveying mechanism, wherein the vertical conveying mechanism, the horizontal conveying mechanism and the transition conveying mechanism are fixed on the leaf vegetable culture rack, three different conveying mechanisms are connected through the transition device and detect and control the working states of the different conveying mechanisms by using sensors, and the high-efficiency and low-loss conveying of the facility water planting leaf vegetables can be completed. However, the device only completes the three-dimensional conveying of the hydroponic leaf vegetables, and does not relate to a device for harvesting, accurately unloading the vegetables and automatically packaging.
Chinese patent CN207809877U discloses a tray type automatic packaging device for fruits and vegetables, which comprises a tray, a conveyor belt mechanism, a wrapping mechanism, a film pulling mechanism, a film cutting mechanism, a tray pushing mechanism and a control system, and realizes automatic packaging of fruits and vegetables with a tray, thereby solving the problem that the tray type fruits and vegetables need manual packaging. The invention designs a box loading and unloading mechanism of a packaging box in an innovative way in the device part, and optimizes the problems of film cutting and film resetting in the film laminating process.
In view of the above, a three-dimensional conveying-harvesting-packaging integrated system for hydroponic lettuce in facility is needed, which integrates the related devices in the first two patents, optimizes performance and creates a structure, and the three-dimensional conveying-harvesting-packaging integrated system is designed to be capable of completing high-efficiency and low-loss conveying of hydroponic lettuce in facility, acting on mechanized and automatic operation in the whole process of the cultivation industry of hydroponic lettuce in facility and sequentially completing the three-dimensional conveying, harvesting and packaging processes of planting plate hydroponic lettuce in facility. And at present, no three-dimensional conveying-harvesting-packaging integrated system for the hydroponic lettuce facility exists in the market, so that the research on the three-dimensional conveying-harvesting-packaging integrated system for the hydroponic lettuce facility has important significance for improving the automatic operation level of the whole process of three-dimensional conveying-harvesting-packaging of the hydroponic lettuce facility, reducing the damage to the hydroponic lettuce during operation and improving the operation efficiency.
Disclosure of Invention
Aiming at the problems of low automation level, low operation efficiency, high labor intensity and the like in the facility water planting lettuce industry, the invention provides a facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system.
The invention is realized by the following technical scheme: a facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system is composed of a three-dimensional conveying device 1, a harvesting device 2, a precise vegetable unloading device 3 and an automatic packaging device 4. The method is characterized in that: the lettuce fixed planting plate is conveyed to a harvesting device 2 through a three-dimensional conveying device 1 by a double-speed chain, a rolling shaft gathering rod gathers the lettuce leaves and clamps the whole lettuce, a low-resistance cutting knife moves quickly, and roots are cut accurately at a low loss; the rodless cylinder conveys the root-cut lettuce to the accurate vegetable unloading device 3, and the lettuce is vertically pressed into a packaging box through the guide ring by vegetable pressing foam; in the automatic packaging device 4, a vacuum chuck mechanism extends into a packaging box, a limit switch controls an air cylinder to lift the packaging box after contacting the bottom of the packaging box, and a double-rod air cylinder push rod pushes the packaging box to be below a guide ring of the accurate vegetable discharging device 3; the conveyer belt will be equipped with the packing carton of lettuce and send to the assigned position, and after accomplishing the tectorial membrane packing, the conveyer belt continues to move packing carton forward, and double-pole cylinder clamping bar centre gripping packing carton, lead screw removal packing carton accomplish and unload the box.
A facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system mainly comprises a three-dimensional conveying device 1, a harvesting device 2, a precise vegetable unloading device 3 and an automatic packaging device 4. The stereoscopic conveying device 1 comprises a horizontal conveying fluency strip 101, a vertical conveying chain 102, an inclined conveying fluency strip 103, a speed doubling chain 104, a photoelectric sensor I105 and a stop lever 107, a lettuce planting plate 106 completes stereoscopic conveying through the horizontal conveying fluency strip 101, the vertical conveying chain 102 and the inclined conveying fluency strip 103, and harvesting and conveying are carried out through the speed doubling chain 104; the harvesting device 2 comprises a header 201, a roller gathering rod 202, a first Hall sensor 203, a low-resistance cutter 204 and a second photoelectric sensor 205, wherein the roller gathering rod 202 gathers the bottom leaves of the lettuce and clamps the whole lettuce on the header 201, the gathering height is determined by the first Hall sensor 203 arranged right behind the roller gathering rod, the height is 70mm, the low-resistance cutter 204 moves rapidly, and the roots are cut accurately at a low loss. Accurate unload dish device 3 includes no pole cylinder 301, presses dish foam 302, guide ring 303, and no pole cylinder 301 will cut the lettuce after the root and carry to the packing carton 304 top, and it presses dish foam 302 to press the lettuce into packing carton 304 perpendicularly through guide ring 303. The automatic packaging device 4 comprises a vacuum chuck mechanism 401, a limit switch 402, a double-rod cylinder push rod 403, a conveying belt 404, a transverse film cutter 405, a square film cutter 406, a film-coated circular brush 407, a film-drawing roller 408, a thin film roll 409, a double-rod cylinder clamping rod 410, a lead screw 411, a photoelectric sensor III 412, a photoelectric sensor IV 413 and a Hall sensor II 414, wherein the vacuum chuck mechanism 401 extends into the packaging box 304, the limit switch 402 controls the cylinder to lift the packaging box 304 after contacting the bottom of the box, and the double-rod cylinder push rod 403 pushes the packaging box to a position below a guide ring of the accurate vegetable unloading device 3; the conveying belt 404 conveys the packaging box 304 filled with lettuce to a designated position, the transverse film cutting knife 405 cuts the width of the film, the square film cutting knife 406 descends to cut the film longitudinally, the film laminating circular brush 407 enables the film to be attached to the wall of the packaging box, the film drawing roller 408 moves to draw the film roll 409 to rotate, the position of the film is updated, after film laminating packaging is completed, the conveying belt 404 continues to move the packaging box 304 forwards, the double-rod air cylinder clamping rod 410 clamps the packaging box 304, and the lead screw 411 moves the packaging box 304 to complete box unloading.
Preferably, the rolling shaft gathering rod of the harvesting device is symmetrically arranged on two sides of the lettuce on the planting plate, and the harvesting device is lifted simultaneously during working to complete effective gathering of the lettuce leaves.
Preferably, the Hall sensor of the harvesting device is arranged right behind the rolling shaft gathering rod, detects the position of the gathering rod and controls the gathering rod to stop moving, so that the gathering position is 70mm above the planting plate, the gathering effect is guaranteed, and the vegetable leaves are not damaged.
Preferably, the accurate dish foam of pressing of unloading the dish device, the shape is cylindric, and the bottom radius is 50mm, highly is 20mm, guarantees to press the completeness of dish when unloading the dish, presses the flexibility of dish foam simultaneously and presses and can reduce the dish leaf damage.
Preferably, the guide ring of the accurate vegetable unloading device is 180mm in inner diameter and is located 30mm above the packaging box, so that the turnover and the position deviation of the lettuce in the box packaging process can be reduced, the lettuce is ensured to enter the box vertically, and the guide ring is made of flexible rubber materials, so that the damage to the vegetable leaves is reduced.
Preferably, automatic packing plant's vacuum chuck mechanism comprises three sucking disc, and three sucking disc interval 120 degrees, evenly distributed is on using the packing carton as the centre of a circle, and the radius is 70 mm's circumference, guarantees to inhale the effect of box, and after vacuum chuck deepened the packing carton and contacted the box bottom, limit switch controlled cylinder raised the packing carton, and the completion was got the box process.
Preferably, the film drawing roller of the automatic packaging device drives the film drawing roller to move by the stepping motor, so that the thin film roll can automatically update the thin film after packaging is completed every time, and the working time of the stepping motor is controlled to be 5 seconds, so that the thin film is completely updated, and the thin film is not wasted.
Preferably, automatic packing plant's double-pole cylinder clamping bar, based on packing carton profile modeling design centre gripping end is circular-arc, and the radius is 100mm, can closely laminate the effect of guaranteeing the centre gripping with the packing carton.
Preferably, the three-dimensional conveying device and the harvesting device are arranged on the same horizontal line and are connected through a speed doubling chain, the harvesting device, the accurate vegetable unloading device and the automatic packaging device are arranged on the same horizontal line, the whole system is arranged in a T-shaped structure, and functions of the system can be effectively realized on the basis of space saving.
Compared with the prior art, the invention has the advantages that the mechanical automatic operation of the whole process of facility water planting lettuce three-dimensional conveying-harvesting-packaging can be realized, the system structure is simple, the operation process is stable and quick, the manual labor force can be liberated, and the operation efficiency can be improved.
Drawings
The patent is further described with reference to the drawings and the embodiments.
FIG. 1 is a three-dimensional conveying-harvesting-packaging integrated system for hydroponic lettuce;
fig. 2 is a schematic structural view of the stereoscopic conveying device 1;
FIG. 3 is a schematic view of the structure of the harvesting device 2;
fig. 4 is a schematic structural diagram of the precise vegetable unloading device 3;
fig. 5 is a schematic structural view of the automatic packing device 4.
The following are the component numbers in the figures: the automatic vegetable discharging device comprises a three-dimensional conveying device 1, a harvesting device 2, a precise vegetable discharging device 3, an automatic packaging device 4, a horizontal conveying fluency strip 101, a vertical conveying chain 102, an inclined conveying fluency strip 103, a double-speed chain 104, a photoelectric sensor I105, a lettuce planting plate 106, a stop lever 107, a cutting table 201, a roller gathering rod 202, a Hall sensor I203, a low-resistance cutting knife 204, a photoelectric sensor II 205, a rodless cylinder 301, vegetable pressing foam 302, a guide ring 303, a packaging box 304, a vacuum chuck mechanism 401, a limit switch 402, a double-rod cylinder push rod 403, a conveying belt 404, a transverse film cutting knife 405, a square film cutting knife 406, a film coating circular ring brush 407, a film pulling roller 408, a film roll 409, a double-rod cylinder clamping rod 410, a screw 411, a photoelectric sensor III 412, a photoelectric sensor IV 413 and a Hall sensor II 414.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, 2, 3, 4 and 5, the three-dimensional conveying-harvesting-packaging integrated system for hydroponic lettuce facilities comprises a three-dimensional conveying device 1, a harvesting device 2, a precise lettuce unloading device 3, an automatic packaging device 4, a horizontal conveying fluency strip 101, a vertical conveying chain 102, an inclined conveying fluency strip 103, a double-speed chain 104, a first photoelectric sensor 105, a lettuce planting plate 106, a stop lever 107, a header 201, a roller gathering rod 202, a first hall sensor 203, a low-resistance cutting knife 204, a second photoelectric sensor 205, a rodless cylinder 301, a cabbage pressing foam 302, a guide ring 303, a packaging box 304, a vacuum suction cup mechanism 401, a limit switch 402, a double-rod cylinder push rod 403, a conveying belt 404, a transverse film cutting knife 405, a square film cutting knife 406, a film laminating circular ring brush 407, a film drawing roller 408, a film roll 409, a double-rod cylinder clamping rod 410, a lead screw 411, a three photoelectric sensors 412, a film roll 409, a double-rod, A fourth photoelectric sensor 413 and a second hall sensor 414. In the three-dimensional conveying device 1, the lettuce fixed planting plate 106 completes three-dimensional conveying through the horizontal conveying fluency strips 101, the vertical conveying chain 102 and the inclined conveying fluency strips 103, and then is conveyed to the harvesting device 2 through the speed doubling chain 104, on the header 201, the roller gathering rod 202 gathers the lettuce bottom blades and clamps the whole lettuce, the gathering height is determined by a Hall sensor 203 arranged right behind the roller gathering rod, the height is 70mm, the low-resistance cutting knife 204 moves rapidly, and the root is cut accurately at a low loss. The root of the lettuce is cut off, the lettuce enters the precise vegetable discharging device 3, the rodless cylinder 301 conveys the lettuce after root cutting to the upper part of the packaging box 304, and the lettuce is vertically pressed into the packaging box 304 by the lettuce pressing foam 302 through the guide ring 303; in the automatic packaging device 4, a vacuum chuck mechanism 401 extends into a packaging box 304, a limit switch 402 controls an air cylinder to lift the packaging box 304 after contacting with the box bottom, and a double-rod air cylinder push rod 403 sends the packaging box 304 to the lower part of a guide ring of the accurate vegetable unloading device 3; after the precise unloading of vegetables is completed, the packaging box 304 filled with lettuce is conveyed to a packaging film covering position by the conveying belt 404, the film width is cut by the transverse film cutting knife 405, the longitudinal film cutting is realized by descending the square film cutting knife 406, the film is attached to the wall of the packaging box by the film covering circular brush 407, the film drawing roller 408 moves to draw the film roll 409 to rotate, the film position is updated, after the film covering packaging is completed, the packaging box 304 is continuously moved forward by the conveying belt 404, the packaging box 304 is clamped by the double-rod air cylinder clamping rod 410, and the box unloading is completed by moving the packaging box 304 by the lead screw 411.
The specific working process is as follows:
when the device works, a lettuce fixed planting plate 106 is conveyed through a horizontal conveying fluent strip 101, a vertical conveying chain 102 and an inclined conveying fluent strip 103, after a fixed planting plate is detected by a photoelectric sensor I105, a speed multiplication chain 104 starts to move, after a lettuce fixed planting plate 106 is detected by a photoelectric sensor II 206, the speed multiplication chain 104 stops moving, so that the lettuce fixed planting plate 106 reaches a header 201, a roller gathering rod 202 gathers lettuce bottom blades and clamps the whole lettuce, a Hall sensor I203 controls the gathering height to be 70mm, a low-resistance cutter 204 moves quickly, and roots are cut at a low loss accurately; when the lettuce is harvested, the vacuum sucker 401 extends into the packaging box 304, the air cylinder is controlled by the limit switch 402 to lift the packaging box 304 after contacting the box bottom, and the double-rod air cylinder push rod 403 pushes the packaging box 304 to a position below a guide ring of the accurate vegetable unloading device 3; then, the rodless cylinder 301 conveys the root-cut lettuce to the upper part of the packaging box 304, the lettuce is vertically pressed into the packaging box 304 through the guiding ring 303 by the lettuce pressing foam 302, and when the photoelectric sensor III 305 detects the lettuce, the time is delayed for 3 seconds, and the conveying belt 404 drives the packaging box 304 to start to move; when the third photoelectric sensor 412 detects that the packaging box 304 is detected, the conveying belt 404 stops moving, the film laminating circular brush 407 descends to carry out film laminating, the square film cutting knife 406 descends to complete film cutting, after the second hall sensor 414 detects that the square film cutting knife 406 is reset, the film drawing roller 408 moves to draw the film roll 409 to rotate, the position of the film is updated, meanwhile, the transverse film cutting knife 405 cuts the film to ensure the width of the film, the conveying belt 404 continues to move the packaging box 304 forwards, after the fourth photoelectric sensor 413 detects the packaging box, the conveying belt 404 stops, the double-rod air cylinder clamping rod 410 clamps the packaging box 304, and the lead screw 411 moves the packaging box 304 to complete box unloading, so that the whole system completes.
The rolling shaft gathering rod of the harvesting device is symmetrically arranged on two sides of the lettuce of the planting plate, and the harvesting device is lifted simultaneously during working to accomplish the effective gathering of the lettuce leaves.
The Hall sensor of the harvesting device is arranged right behind the rolling shaft gathering rod, detects the position of the gathering rod and controls the work stop motion of the gathering rod, so that the gathering position is 70mm above the field planting plate, the gathering effect is guaranteed, and vegetable leaves are not damaged.
Accurate pressure dish foam of unloading dish device, the shape is cylindric, and the bottom radius is 50mm, highly is 20mm, guarantees to press the completeness of dish when unloading the dish, presses the flexibility of dish foam simultaneously and presses and can reduce the leaf damage.
The guide ring of accurate dish device of unloading, its internal diameter is 180mm, is located the perpendicular top 30mm department of packing carton, can reduce the upset and the offset of packing carton in-process lettuce, ensures that it goes into the box perpendicularly, and the guide ring adopts flexible rubber material, reduces the damage to the dish leaf.
Automatic packing plant's vacuum chuck mechanism comprises three sucking disc, and three sucking disc interval 120 degrees, evenly distributed is on using the packing carton as the centre of a circle, and the radius is 70 mm's circumference, guarantees to inhale the effect of box, and after vacuum chuck deepened the packing carton and contacted the box bottom, the packing carton was raised to limit switch control cylinder, accomplished and got the box process.
The film drawing roller of the automatic packaging device drives the film drawing roller to move, so that the thin film roll can automatically update the thin film after packaging is completed every time, and the working time of the stepping motor is controlled to be 5 seconds, so that the complete updating of the thin film is ensured, and the thin film is not wasted.
Automatic packing plant's double-pole cylinder clamping bar, based on packing carton profile modeling design centre gripping end is circular-arc, and the radius is 100mm, can closely laminate with the packing carton and guarantee the effect of centre gripping.
The three-dimensional conveying device and the harvesting device are arranged on the same horizontal line and are connected through the speed doubling chain, the harvesting device, the accurate vegetable unloading device and the automatic packaging device are arranged on the same horizontal line, the whole system is arranged in a T-shaped structure, and functions of the system can be effectively realized on the basis of saving space.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (8)
1. A facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system comprises a three-dimensional conveying device, a harvesting device, a precise vegetable unloading device and an automatic packaging device, and is characterized in that the three-dimensional conveying device comprises a horizontal conveying fluency strip, a vertical conveying chain, an inclined conveying fluency strip, a speed doubling chain and a photoelectric sensor, the photoelectric sensor detects the position of a lettuce planting plate, three mechanisms of horizontal conveying, vertical conveying and inclined conveying are controlled to move in stages, the lettuce planting plate is obliquely conveyed to the speed doubling chain and enters the harvesting device under the action of the speed doubling chain; the harvesting device comprises a roller gathering rod and a low-resistance cutting knife, the lettuce fixed planting plate is conveyed to the header by a speed multiplying chain, the roller gathering rod gathers lettuce leaves and clamps the lettuce, a Hall sensor determines the gathering height of the lettuce leaves, the low-resistance cutting knife moves quickly, and roots are cut accurately at a low loss; the accurate vegetable unloading device comprises a rodless cylinder, vegetable pressing foam and a guide ring, wherein the rodless cylinder conveys the root-cut lettuce to the upper part of the packaging box, and the vegetable pressing foam vertically presses the lettuce into the packaging box through the guide ring; the automatic packaging device comprises a vacuum chuck mechanism, a limit switch, a double-rod cylinder push rod, a conveying belt, a square film cutting knife, a transverse film cutting knife, a film pulling roller, a film laminating circular brush, a double-rod cylinder clamping rod and a lead screw; the vacuum chuck mechanism extends into a packaging box, a limit switch controls an air cylinder to lift the packaging box after contacting the bottom of the packaging box, a double-rod air cylinder push rod pushes the packaging box to a position below a guide ring, a conveying belt conveys the packaging box to a designated position, a transverse film cutter cuts the width of a film, a square film cutter descends to carry out longitudinal film cutting, a film coating circular brush enables the film to be attached to the wall of the packaging box, a film drawing roller moves to draw a film roll to rotate, the position of the film is updated, the conveying belt continues to move the packaging box forwards, a double-rod air cylinder clamping rod clamps the packaging box, and a lead screw moves; the whole device system realizes the automatic operation of the whole process from cultivation to harvest and then to packaging of the hydroponic lettuce in facility agriculture, liberates manual labor and improves the production efficiency.
2. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: harvesting device is provided with the roller bearing and gathers together the pole, and at the in-process of results lettuce, the roller bearing gathers together the pole and gathers together the vegetable leaf, plays centre gripping lettuce and the convenient effect of cutting the root, gathers together the position of pole by hall sensor detection roller bearing, and the control is gathered together the pole and is being risen to the position stop apart from planting board top 70mm, ensures to gather together the process and does not cause the damage to the vegetable leaf.
3. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: accurate unload dish device and be provided with cylindric dish foam of pressing, the bottom radius is 50mm, highly is 20mm, presses the completeness of dish when guaranteeing to unload the dish, presses the flexibility of dish foam simultaneously and presses and can reduce the leaf damage.
4. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: accurate unload dish device and be provided with the guide ring, its internal diameter is 180mm, is located the perpendicular top 30mm of packing carton, reduces upset and the offset that packing carton in-process lettuce probably takes place, ensures that it goes into the box perpendicularly, and the guide ring adopts flexible rubber material, reduces the damage to the dish leaf.
5. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: vacuum chuck mechanism comprises three sucking disc, and three sucking disc interval 120 degrees, evenly distributed are on using the packing carton as the centre of a circle, and the radius is 70 mm's circumference, guarantee to inhale the effect of box, and after vacuum chuck deepened the packing carton and contacted the box bottom, the packing carton was raised to limit switch control cylinder, accomplished and got the box process.
6. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: the automatic packaging device is provided with the film drawing roller, the stepping motor drives the film drawing roller to move, so that the film roll can automatically update the film after packaging is completed every time, the working time through controlling the stepping motor is 5 seconds, the film is ensured to be completely updated, and the film is not wasted.
7. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: automatic packing plant is provided with two pole cylinder clamping bars, and the centre gripping end is circular-arc based on packing carton profile modeling design, and the radius is 100mm, can closely laminate with the packing carton and guarantee the effect of centre gripping, utilizes the lead screw to remove the packing carton afterwards, moves it down from the conveyer belt, accomplishes and unloads the box.
8. The integrated system for three-dimensional conveying-harvesting-packaging of hydroponic lettuce in facility according to claim 1, is characterized in that: the three-dimensional conveying device and the harvesting device are arranged on the same horizontal line and are connected through the speed doubling chain, the harvesting device, the accurate vegetable unloading device and the automatic packaging device are arranged on the same horizontal line, the whole system is arranged in a T-shaped structure, and functions of the system can be effectively realized on the basis of saving space.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010029035.3A CN110972696A (en) | 2020-01-12 | 2020-01-12 | Facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system |
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| CN202010029035.3A CN110972696A (en) | 2020-01-12 | 2020-01-12 | Facility water planting lettuce three-dimensional conveying-harvesting-packaging integrated system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572854A (en) * | 2020-06-04 | 2020-08-25 | 孙彩娜 | Whole-row multi-plant packaging device for Guangdong flowering cabbage |
| CN113317035A (en) * | 2021-05-25 | 2021-08-31 | 河南科技大学 | Low-suction-and-pull stem cutting and harvesting device for water-cultured lettuce |
| CN113853936A (en) * | 2021-08-25 | 2021-12-31 | 中国农业科学院都市农业研究所 | Whole board-like harvester of water planting lettuce that can collect dish in order |
| CN115633576A (en) * | 2022-10-25 | 2023-01-24 | 吉林大学 | Automatic lettuce conveying, harvesting, cleaning and recycling integrated device for plant factory |
| CN115804296A (en) * | 2022-11-14 | 2023-03-17 | 北京市农林科学院智能装备技术研究中心 | Lettuce harvesting mechanism with planting cup |
-
2020
- 2020-01-12 CN CN202010029035.3A patent/CN110972696A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111572854A (en) * | 2020-06-04 | 2020-08-25 | 孙彩娜 | Whole-row multi-plant packaging device for Guangdong flowering cabbage |
| CN113317035A (en) * | 2021-05-25 | 2021-08-31 | 河南科技大学 | Low-suction-and-pull stem cutting and harvesting device for water-cultured lettuce |
| CN113853936A (en) * | 2021-08-25 | 2021-12-31 | 中国农业科学院都市农业研究所 | Whole board-like harvester of water planting lettuce that can collect dish in order |
| CN115633576A (en) * | 2022-10-25 | 2023-01-24 | 吉林大学 | Automatic lettuce conveying, harvesting, cleaning and recycling integrated device for plant factory |
| CN115804296A (en) * | 2022-11-14 | 2023-03-17 | 北京市农林科学院智能装备技术研究中心 | Lettuce harvesting mechanism with planting cup |
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Application publication date: 20200410 |