CN114451474A - Automatic scenting production line, process and control method thereof - Google Patents
Automatic scenting production line, process and control method thereof Download PDFInfo
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- CN114451474A CN114451474A CN202210193562.7A CN202210193562A CN114451474A CN 114451474 A CN114451474 A CN 114451474A CN 202210193562 A CN202210193562 A CN 202210193562A CN 114451474 A CN114451474 A CN 114451474A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 230000008569 process Effects 0.000 title abstract description 21
- 238000012216 screening Methods 0.000 claims abstract description 58
- 235000018597 common camellia Nutrition 0.000 claims abstract description 38
- 235000010254 Jasminum officinale Nutrition 0.000 claims abstract description 35
- 238000001035 drying Methods 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 241001122767 Theaceae Species 0.000 claims abstract 25
- 240000005385 Jasminum sambac Species 0.000 claims abstract 2
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- 238000007599 discharging Methods 0.000 claims description 23
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- 229920000742 Cotton Polymers 0.000 claims 1
- 241000209507 Camellia Species 0.000 abstract 2
- 244000269722 Thea sinensis Species 0.000 description 73
- 235000013616 tea Nutrition 0.000 description 71
- 241000207840 Jasminum Species 0.000 description 33
- 230000006872 improvement Effects 0.000 description 24
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- 238000000889 atomisation Methods 0.000 description 2
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- 235000009569 green tea Nutrition 0.000 description 2
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/40—Tea flavour; Tea oil; Flavouring of tea or tea extract
- A23F3/405—Flavouring with flavours other than natural tea flavour or tea oil
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Abstract
The invention discloses an automatic scenting production line, a process and a control method thereof, which are applied to scenting of jasmine tea and comprise the following steps: the flower feeding and humidifying device comprises a vertical flower growing machine, a flower screening machine, a flower feeding hoister and a tea hoister, wherein the flower screening machine, the flower feeding hoister and the tea hoister are arranged side by side with the vertical flower growing machine; the vertical scenting machine is arranged at the same side of the flower screening machine, the flower feeding hoister and the tea hoister, and an internal circulation device, a second temperature sensor, a second humidity sensor and a second humidifying device are also arranged in the vertical scenting machine; the camellia separator is arranged side by side with the vertical scenting machine and is arranged at the same side with the vertical flower growing machine, the camellia separator is transversely connected with a drying unit, and the drying unit is connected with a cooling unit; and a control module electrically connected with the temperature sensor, the humidity sensor, the rotating motor and the internal circulation device is also arranged. The floor area of the production line is reduced, the scenting process is optimized, and the integral automation degree is higher.
Description
Technical Field
The invention relates to the technical field of tea making equipment production lines, in particular to an automatic scenting production line, a process and a control method thereof.
Background
Jasmine tea belongs to scented tea, tea embryos are green tea, jasmine is removed from finished products, and the jasmine tea belongs to green tea, and has been over 1000 years old. The scented tea scenting process mainly comprises the processes of fresh flower fragrance sending and tea embryo fragrance absorbing. The fragrance of fresh jasmine flowers is changed biochemically, the mature jasmine flowers decompose fragrant substances under the action of enzyme, temperature, moisture, oxygen and the like, and the flowers bloom along with physiological change and continuously give out fragrance.
The tea embryo fragrance absorption is that a great amount of water is absorbed along with fragrance absorption under the action of physical adsorption, chemical adsorption is generated due to the permeation of water, complex chemical changes occur under the action of damp heat, the tea soup gradually changes from green to yellow and bright, the taste is changed from light astringent to thick mellow, and the unique fragrance, color and taste of the scented tea are formed.
The prior jasmine tea treatment comprises the procedures of tea embryo treatment, fresh flower treatment, blending, scenting, flower ventilation, flower lifting, baking, jacquard weaving, uniform stacking and boxing and the like, so that the procedures are various, manual operation is mostly adopted, the working efficiency is low, the production cost is high, and the product quality is not easy to control. The patent with the publication number of CN111919947A discloses an automatic processing production line of jasmine tea, however, in the scenting process of the invention, scenting needs to be carried out twice, a plurality of devices for scenting for the second time are additionally arranged, the required devices are more, the occupied area is larger, a lifting mechanism needs to be arranged for moving tea or buds in the devices, and the overall power consumption is larger; in addition, for the flower growing process of the jasmine flowers, the invention carries out temperature and humidity control flower growing with preset flower spreading thickness by two flower spreading machines, and can not realize active adjustment of flower spreading process according to different seasons, different external environments and different room temperature conditions.
Therefore, how to more reasonably configure tea making equipment, reduce the equipment usage amount and the occupied area of the production line, and improve the overall automation capacity of the production line is a difficult problem to be solved by current jasmine tea production enterprises.
Disclosure of Invention
An automatic scenting production line applied to scenting of jasmine tea comprises the following steps:
the flower-watering machine comprises a feeding mechanism, a flower screening machine, a flower feeding lifting machine and a tea leaf lifting machine, wherein the flower screening machine, the flower feeding lifting machine and the tea leaf lifting machine are arranged side by side with the vertical flower growing machine, the flower screening machine and the flower feeding lifting machine are sequentially connected through a conveying device, odd number of flower initial conveying belts are sequentially arranged in the vertical flower growing machine at intervals in a staggered mode from top to bottom, the transmission directions of the adjacent flower initial conveying belts are opposite, at least two thirds of projections of the plurality of flower initial conveying belts on the horizontal plane coincide, a first temperature sensor, a first humidity sensor and a first humidifying device are further arranged in the vertical flower growing machine, and a rotating motor is arranged on each flower initial conveying belt;
the vertical scenting machine is arranged at the same side of the flower screening machine, the flower conveying hoister and the tea leaf hoister and comprises a sealed shell, an openable feeding hole is formed in the upper end surface of the shell close to one side of the feeding mechanism, the tea leaf hoister and the discharge end of the flower conveying hoister are located right above the feeding hole, an even number of scenting conveying belts are arranged in the shell in a staggered mode from top to bottom at intervals, the transmission directions of the adjacent scenting conveying belts are opposite, a discharge hole is formed in the position, right below the feeding hole, of the bottom end of the shell, the projections of the scenting conveying belts on the horizontal plane are at least two-thirds overlapped, and an internal circulation device, a second temperature sensor, a second humidity sensor and a second humidification device are further arranged in the vertical scenting machine;
the discharging mechanism comprises a camellia separator which is arranged side by side with the vertical scenting machine and is arranged at the same side with the vertical flower growing machine, the discharging end of the camellia separator is transversely connected with a drying unit, and the discharging end of the drying unit is connected with a cooling unit;
the control module group, the control module group including set up in first control module in the vertical flower growing machine, first control module with first temperature sensor, first humidity transducer and rotation motor electricity are connected, set up second control module in the vertical scenting machine, the second control module with inner loop device, second temperature sensor and second humidity transducer electricity are connected.
As a further improvement, the vertical flower growing machine body comprises a flower growing bin and a bud feeding machine;
the flower growing bin comprises a bin body, the flower preliminary conveying belt, the first temperature sensor and the first humidity sensor are arranged in the bin body, the flower preliminary conveying belt specifically comprises a refining conveying belt arranged at the upper end in the bin body, and four flower growing conveying belts are sequentially arranged below the refining conveying belt at intervals in a staggered mode;
the bud feeding machine is arranged at one end, close to the vertical scenting machine, of the flower growing bin, the bud feeding machine is a climbing feeding device, the discharge end of the bud feeding machine is higher than the bin body and is located right above the refining conveyor belt, and the refining conveyor belt is driven towards the direction far away from the bud feeding machine.
As a further improvement, the flower screening machine is connected with the vertical flower growing machine through a feeding belt, the feeding end of the feeding belt extends into the bin body and is positioned at one end of the bin body, which is far away from the flower bud feeding machine, the feeding end of the feeding belt is positioned right below the discharging end of the flower growing conveyor belt at the lowest end in the bin body, the feeding belt extends upwards in the direction far away from the bin body, and the conveying direction of the feeding belt is perpendicular to the conveying directions of the initial flower conveyor belt and the flower screening machine;
the feed end of flower screening machine is located under the discharge end of feed zone, flower screening machine court is close to send the direction downward sloping of flower lifting machine, be provided with first vibratory feeder in the flower screening machine, first vibratory feeder is from last to including becoming flower screening plate, bud screening plate and waste material screening plate down, become to set up a plurality of diameters at the interval on the flower screening plate and be 25 mm's round hole, the round hole that a plurality of diameters are 20mm is seted up at the interval on the bud screening plate, a plurality of diameters are 5 mm's round hole is seted up at the interval on the waste material screening plate, the discharge end of becoming the flower screening plate sets up the stand flower board, set up a plurality of flow distribution plates on the stand flower board.
As a further improvement, the camellia separator is connected with the vertical scenting machine through a blanking belt, the feeding end of the blanking belt extends into the lower part of the shell and is positioned at one side of the shell close to the flower feeding elevator, the feeding end of the blanking belt is positioned under the discharge port, the blanking belt extends upwards in the direction far away from the vertical scenting machine, and the conveying direction of the blanking belt is perpendicular to the scenting conveying belt and the conveying direction of the camellia separator;
the feed end of camellia separating centrifuge is located under the discharge end in area falls, the camellia separating centrifuge is towards being close to drying unit's direction downward sloping, be provided with second vibration dispenser in the camellia separating centrifuge, the interval sets up a plurality of tea-forming blanking holes on the conveying plane in the camellia separating centrifuge, the below of second vibrator sets up the tea conveyer belt, the discharge end of tea-forming conveyer belt is connected with wet tea blown down tank, the discharge end of second vibration dispenser sets up waste recovery charging basket.
As a further improvement, the drying unit is connected with the camellia separator through a wet tea conveyor belt, the feeding end of the wet tea conveyor belt is positioned right below the wet tea discharging groove, the wet tea conveyor belt extends upwards in the direction away from the camellia separator, the conveying direction of the wet tea conveyor belt is parallel to the conveying direction of the camellia separator, and the conveying direction of the wet tea conveyor belt is perpendicular to the conveying direction of the drying unit;
the feed end of drying unit is located under the wet tea conveyer belt, the crisscross even number link joint conveyer belt that sets up of interval in the drying unit, the discharge end of drying unit is located the drying unit is close to the lower extreme of wet tea conveyer belt one side.
As a further improvement, the cooling unit is connected with the drying unit through a finished product conveyor belt, a feeding end of the finished product conveyor belt is positioned right below a discharging end of the drying unit, the finished product conveyor belt extends upwards in a direction far away from the drying unit, and a conveying direction of the finished product conveyor belt is perpendicular to a conveying direction of the drying unit;
and the feeding end of the cooling unit is positioned right below the finished product conveyor belt.
The invention also provides a production process of the automatic scenting production line, which is applied to the automatic scenting production line and comprises the following steps:
s1, placing unopened buds into the vertical flower growing machine to grow flowers for 3-10 hours under the conditions that the temperature is 22-39 ℃, the illumination intensity is 12000-18000 lx and the humidity is 80-90 RH, and then screening the flowers to obtain the flowers for scenting the flowers;
s2, placing tea to be processed into the tea elevator, and conveying the tea to the vertical scenting machine at intervals from the scenting flowers in the flower conveying elevator;
s3, sealing the feeding hole and the discharging hole of the vertical scenting machine, scenting the flowers in the vertical scenting machine for 12-17 hours in an environment with the temperature of 35-48 ℃ and the humidity of 80-85 RH to obtain primary finished tea;
and S4, conveying the primary finished tea into the discharging mechanism to obtain the complete finished tea.
As a further improvement, the step S1 specifically includes:
s101, placing unopened buds into the bud feeding machine, wherein the bud feeding machine continuously conveys the buds to the material mixing conveyor belt at a first preset speed, and meanwhile, the material mixing conveyor belt and the flower growing conveyor belt start to transmit at a second preset speed until the buds are paved on at least two flower growing conveyor belts;
s102, after the buds are laid on at least two flower growing conveying belts, the bud feeding machine stops feeding, the initial flower conveying belts stop transmission, and meanwhile, the environment temperature in the cabin is adjusted to be 22-39 ℃, the illumination intensity is 12000-18000 lx, the humidity is 80-85 RH, and the flowers are grown for 3-10 hours;
s103, the bud feeding machine continuously conveys the buds to the material mixing conveyor belt at a first preset speed, and meanwhile, the material mixing conveyor belt and the flower growing conveyor belt start to transmit at a second preset speed until all the buds processed in the step S102 enter the flower screening machine and the buds which are not processed in the step S102 are laid on at least two flower growing conveyor belts.
The invention also provides a control method of the automatic scenting production line, which is applied to the automatic scenting production line and comprises the following steps:
s1', the first control module sends a corresponding first control signal to the rotating motor or the first humidifying device according to first data acquired by the first temperature sensor or the first humidity sensor, and the rotating motor or the first humidifying device performs corresponding work according to the first control signal;
the second control module sends a corresponding second control signal to the internal circulation device or the second humidifying device according to second data acquired by the second temperature sensor or the second humidity sensor, and the internal circulation device or the second humidifying device performs corresponding work according to the second control signal.
As a further improvement, the first humidity sensor is provided with a first humidity threshold, the first temperature sensor is provided with a first temperature threshold and a second temperature threshold, the first control signal comprises a first humidification signal and a first temperature adjustment signal, when the first data is lower than the first humidity threshold, the first humidification device humidifies according to the first humidification signal, and when the first data is lower than the first temperature threshold or higher than the second temperature threshold, the rotating motor drives the initial flower conveyor belt to drive at different speeds according to the first temperature adjustment signal, so that the flower piles on the conveyor belt are spread or gathered;
the second humidity sensor is used for setting a second humidity threshold value, the second temperature sensor is used for setting a third temperature threshold value, the second control signal comprises a second humidifying signal and a second temperature adjusting signal, when the second data is lower than the second humidity threshold value, the second humidifying device carries out humidification according to the second humidifying signal, and when the first data is higher than the third temperature threshold value, the internal circulation device carries out internal circulation ventilation according to the second temperature adjusting signal.
The invention has the beneficial effects that:
1. odd number of initial flower conveyor belts are arranged in the vertical flower growing machine at intervals in a staggered mode from top to bottom in sequence, and at least two-thirds projection of the initial flower conveyor belts on the horizontal plane is overlapped; the vertical scenting machine is provided with the even number of scenting conveying belts which are staggered from top to bottom at intervals, and the projections of the scenting conveying belts on the horizontal plane are at least two-thirds overlapped, so that materials are conveyed to the conveying belt below from the conveying belt above, the materials are lifted without an additional lifting mechanism, and the complexity of the mechanism is reduced.
2. Through with the screen printing machine, send flower lifting machine and tealeaves lifting machine and vertical flower growing machine to set up side by side, vertical scenting machine and screen printing machine, send flower lifting machine and tealeaves lifting machine homonymy to set up, the tea-flower separating centrifuge sets up side by side with vertical scenting machine and with vertical flower growing machine homostorey, the discharge end lateral connection of tea-flower separating centrifuge has drying unit, drying unit's discharge end is connected with cooling unit, the optimization of the whole occupation of land space of production line has been realized, floor area has been reduced, more be favorable to putting in factory building.
3. Through setting up vertical machine of growing flower, and set up the rotation motor on every just colored conveyer belt in the vertical machine of growing flower, set up first temperature sensor in the vertical machine of growing flower, first humidity transducer and first humidification device, realized not equidimension, the flower bud of different opening degree grows flower in same equipment, carry with different speeds by many just colored conveyer belts in the vertical machine of growing flower, can effectually according to different seasons, different weather, the actual conditions by in the vertical machine of growing flower that can automize under the condition of different external environment realizes spreading out the flower or gathers the flower action, need not the manual work and adjust the default according to external environment.
4. The vertical scenting machine is provided with the sealed shell, the feed inlet which can be opened and closed is arranged on the shell, and the internal circulation device is arranged, so that the scenting process is isolated from the outside, the fragrance of the jasmine is prevented from overflowing, the scenting needs to be performed for many times, the usage amount of the jasmine is reduced, and the final tea scenting effect is not influenced.
Drawings
FIG. 1 is a schematic view of the layout structure of an automatic scenting line of the invention.
Fig. 2 is a schematic view of the layout structure in the top view of fig. 1.
Fig. 3 is a schematic view of the overall structure of the vertical flower growing machine of the present invention.
Fig. 4 is a schematic view of the internal structure of the vertical scenting machine of the invention.
FIG. 5 is a schematic view of the overall structure of the vertical scenting machine.
FIG. 6 is a schematic view showing the operation of the homogenizer of the present invention.
Fig. 7 is a production line block diagram of the present invention.
FIG. 8 is a logic flow diagram of a first control module of the present invention.
FIG. 9 is a logic flow diagram of a second control module of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Referring to fig. 1-9, an automatic scenting line includes:
the flower growing machine comprises a feeding mechanism 1, wherein the feeding mechanism 1 comprises a vertical flower growing machine 11, and a flower screening machine 12, a flower feeding lifting machine 13 and a tea leaf lifting machine 14 which are arranged side by side with the vertical flower growing machine 11, the flower screening machine 12 and the flower feeding lifting machine 13 are sequentially connected through a conveying device, odd number of primary flower conveying belts 1122 are sequentially arranged in the vertical flower growing machine 11 at intervals from top to bottom in a staggered mode, at least two thirds of projections of the primary flower conveying belts 1122 on a horizontal plane are overlapped, a feeding end 1122 of each primary flower conveying belt 1122 extends out of at least one sixth of the whole length towards the transmission direction of the primary flower conveying belt on the upper layer adjacent to the feeding end, a first temperature sensor, a first humidity sensor and a first humidifying device are further arranged in the vertical flower growing machine 11, and a rotating motor 1123 is arranged on each primary flower conveying belt 1122;
the vertical scenting machine 2 is arranged at the same side of the scenting machine 12, the flower feeding elevator 13 and the tea elevator 14, the vertical scenting machine 2 comprises a sealed shell 21, an openable feeding hole 22 is formed in the upper end surface of one side, close to the feeding mechanism 1, of the shell 21, in the embodiment, the discharge ends of the tea elevator 14 and the flower feeding elevator 13 are located right above the feeding hole 22, even scenting conveyor belts 23 are arranged in the shell 21 in a staggered mode from top to bottom at intervals, an openable discharge hole is formed in the position, right below the feeding hole 22, the projections of the scenting conveyor belts 23 on the horizontal plane are at least two-thirds overlapped, and the feeding end of each scenting conveyor belt 23 extends out of the transmission direction of the scenting conveyor belt 23 towards the upper layer adjacent to the feeding end by at least one sixth of the whole length, the vertical scenting machine 2 is also internally provided with an internal circulation device, a second temperature sensor, a second humidity sensor and a second humidifying device. In other embodiments, the discharge end of the flower feeding elevator 13 may also be located right above the feed end of the tea elevator 14, and a material mixing device is further disposed in the feed end of the tea elevator 14.
The discharging mechanism 3 comprises a camellia separator 31 with a feeding end arranged right below the discharging port, the camellia separator 31 and the vertical scenting machine 2 are arranged side by side and are at the same side as the vertical flower growing machine 11, the discharging end of the camellia separator 31 is transversely connected with a drying unit 32, and the discharging end of the drying unit 32 is connected with a cooling unit 33;
a control module, the control module including set up in the first control module in the vertical flower growing machine 11, first control module with first temperature sensor, first humidity transducer and rotation motor 1123 electricity are connected, set up the second control module in the vertical scenting machine 2, the second control module with the inner loop device, second temperature sensor and second humidity transducer electricity are connected.
Referring to fig. 2, the length of the whole production line is 35074mm, the width is 6599mm, the distance between the flower screening machine 12 and the vertical flower growing machine 11 is 1832mm, and enough space is left for workers to carry out maintenance, observation or subsequent feeding and the like; the vertical flower growing machine 11 and the camellia separating machine 31 are spaced at 4856mm, so that working conditions of subsequent scenting process equipment can be observed conveniently after workers finish the flower growing process, the conveying equipment can rapidly convey the flowery-free waste flowers separated by the camellia separating machine 31 after the scenting process is finished after the flowers are delivered, and the working efficiency is improved.
With reference to fig. 1-3, as a further improvement, the vertical flower growing machine 11 specifically includes a flower growing bin 112 and a bud feeder 111; wherein, the whole length of vertical flower growing machine 11 is 10691mm, wide 2397 mm. The flower growing bin 112 includes a bin body 1121, the preliminary flower conveyor 1122, a first temperature sensor and a first humidity sensor are disposed in the bin body 1121, the preliminary flower conveyor 1122 specifically includes a refining conveyor 1122a disposed at the upper end of the bin body 1121, and four flower growing conveyor 1122b are sequentially disposed below the refining conveyor 1122a in a staggered manner at intervals. The bud feeding machine 111 is arranged at one end of the flower growing bin 112 close to the vertical scenting machine 2, the bud feeding machine 111 is a climbing feeding device, the discharge end of the bud feeding machine 111 is higher than the bin body 1121 and is positioned right above the refining conveyor 1122a, and the refining conveyor 1122a transmits in a direction far away from the bud feeding machine 111. Specifically, each of the patterned belts 1122 has a conveying length of at least 5549 mm. In this embodiment, an air conditioner is further disposed in the bin body 1121, the air conditioner is electrically connected to the first control module, and the air conditioner is configured to adjust the temperature in the bin body 1121 so as to ensure that the ambient temperature in the bin body 1121 is constant in different seasons or under different external environmental conditions.
Referring to fig. 6, as a further improvement, a refiner 4 is detachably arranged on the feeding hole of the bud feeder 111 or the tea elevator 14, the refiner includes a pair of mounting seats 41, a rotating shaft 42 is rotatably arranged between the mounting seats, a plurality of shift levers 43 are arranged on the periphery of the rotating shaft 42, and the refiner 4 is driven by an electrodeless speed reduction motor.
Referring to fig. 5, as further improvement, first humidification device specifically includes first atomizing humidifier, first atomizing humidifier and first trunk line intercommunication, first trunk line is followed the transmission direction level of just spending conveyer belt 1122 extends, set up a plurality of first pipelines along vertical direction interval on the first trunk line, follow the perpendicular to on the first pipeline the transmission direction level of just spending conveyer belt 1122 sets up a plurality of humidifying pipes, the humidifying pipe stretches into just spending conveyer belt 1122's inside, a plurality of first gas pockets are seted up to the top interval of humidifying pipe. The first humidifying device and the second humidifying device are identical in structure.
Traditional nursing process of growing flower, the flower that enters the factory is given thin stand earlier and is dispelled the heat immediately: the spread-cooling place is required to be clean, shady and cool and ventilated. The spread cooling thickness is not more than 10-15 cm. In the high temperature summer season, the temperature is preferably 4-6 cm. The dried flowers are surface water evaporated, the dried flowers are required to be spread thinly to accelerate air circulation, and when all the fresh flowers enter the plant on the same day, the flowers are collected and piled up to be heated so as to promote blooming. And (4) piling, namely piling the fresh flowers when the temperature of the flowers is close to room temperature after the fresh flowers are spread and cooled. The pile height is controlled to be 30-40 cm, and the flower amount of each pile is about 200 kg. The temperature of the reactor is generally controlled to be 35-37 ℃, the temperature is not more than 40 ℃, and when the temperature is close to 40 ℃, the reactor is required to be spread thinly for heat dissipation. The piling and spreading can be repeated for several times. The flower-laying season is dominated by spreading, and more spreading and less stacking are carried out; in spring, autumn and flower season, the temperature is low, the heaps are mainly used, and more heaps and less spread are needed. When the fresh flowers meet certain standard requirements, the flower screening treatment can be carried out.
In this embodiment, after entering the flower bud feeding machine 111, the flower entering the factory is primarily spread on the conveying belt of the flower bud feeding machine 111 through the material homogenizer, and the minimum distance between the shifting fork and the conveying belt of the flower bud feeding machine 111 is 40-50 mm.
In the flower growing process of this embodiment, the two adjacent belt conveyors 1122 are used to spread or gather flowers, so as to control the thickness of the flower pile through the transmission speed difference. That is, the thickness of the upper bloom mass of the upper bloom conveyor 1122 is defined as h, the lower bloom conveyor 1122 adjacent thereto has no bloom, and the transmission speed ratio of the two is δ, the thickness of the bloom mass of the lower bloom conveyor 1122 after transmission is defined as h/δ, that is, if the upper bloom conveyor 1122 needs to be cooled, the transmission speed of the lower bloom conveyor 1122 is greater than the transmission speed of the upper bloom conveyor 1122.
As a further improvement, in order to avoid the situation that the upper flower pile is not completely fallen due to the overlarge transmission speed ratio delta, the lower flower bed conveyor 1122 is fully paved with the lower flower bed, and delta is more than 0 and less than or equal to 2. Meanwhile, in this embodiment, the transmission length of each of the patterned conveyors 1122 is at least 5549mm, and the width thereof is 2300mm, so that the weight of the flower pile on each of the patterned conveyors 1122 does not exceed 200 kg.
As a further improvement, a pair of anti-falling plates 1124 are symmetrically arranged at the discharge end of each of the initial flower conveyor belts 1122 except for the lowermost initial flower conveyor belt 1122, and the distance between the anti-falling plates 1124 is gradually reduced from top to bottom.
Because the jasmine for preparing the scented tea usually adopts double-petal jasmine, the length of the petals of the jasmine is usually 11mm, and the width of the petals of the jasmine is usually 10 mm; the diameter of the unopened buds is about 5-15 mm, and the diameter of the semi-opened buds is usually 17-22 mm; the diameter is typically greater than 30mm in the fully open state. In order to primarily screen the buds fed in the same batch, so that the buds in the similar flowering period are on the same-layer conveyor belt to realize orderly flowering, as a further improvement, the primary flower conveyor belt 1122 is a mesh-type crawler belt, and the mesh diameters of five primary flower conveyor belts 1122 are 27mm, 17mm, 3mm and 0.8mm from top to bottom in sequence. Wherein, the aperture of 27mm is set, so that half-opened or unopened jasmine flower buds can fall down to store the opened jasmine flower; the aperture of 17mm is set, so that unopened jasmine buds can fall down to store half-opened jasmine, and the two initial flower conveying belts 1122 with the aperture of 17mm are arranged, so that the flower screening is performed again when the upper and lower layers of the flower pile are changed in the conveying belt conveying process in the temperature adjusting process in the later period; the conveyer belts with 3mm and 0.8mm apertures are arranged for primarily screening the flower worms, residues or other impurities. The humidity, the temperature and the flower spreading thickness can be more specifically adjusted on different layers, so that the blooming periods of the buds in the same batch are closer.
As a further improvement, the flower screening machine 12 is connected to the vertical flower growing machine 11 through a feeding belt 113, a feeding end of the feeding belt 113 extends into the cabin body 1121 and is located at one end of the cabin body 1121 far away from the bud feeder 111, the feeding end of the feeding belt 113 is located right below a discharging end of the flower growing conveyor 1122b at the lowest end in the cabin body 1121, the feeding belt 113 extends upward in a direction far away from the cabin body 1121, and a conveying direction of the feeding belt 113 is perpendicular to a conveying direction of the flower growing conveyor 1122 and the flower screening machine 12. Specifically, the feeding belt 113 penetrates through the bin body 1121 and extends out at least 155mm, and the extending part of the feeding belt is convenient for workers to sample and check whether the jasmine flower opening uniformity reaches the standard.
The feed end of sieve flower machine 12 is located under the discharge end of feed zone 113, sieve flower machine 12 is close to send the direction downward sloping of flower lifting machine 13, be provided with first vibratory feeder 121 in the sieve flower machine 12, first vibratory feeder 121 is from last to including the screening board that becomes flower, bud screening board and waste material screening board down, the round hole that a plurality of diameters are 25mm is seted up at the interval on the screening board that becomes flower, the round hole that a plurality of diameters are 20mm is seted up at the interval on the bud screening board, the round hole that a plurality of diameters are 5mm is seted up at the interval on the waste material screening board, the discharge end of screening board that becomes flower sets up flower spreading plate 124, set up a plurality of flow distribution plates on the flower spreading plate 124. The discharge end of the bud screening plate is provided with a culture material returning basket 122, materials in the culture material returning basket 122 are thrown into the vertical flower growing machine 11 again, and the discharge end of the waste material screening plate is provided with a waste material frame.
Wherein, can make flowers and branch and leaf, stubborn flower worm and other impurity alternate segregation through the vibratory feeder, the three-layer screening board filters layer upon layer has improved the separation ability, has guaranteed jasmine's cleanliness factor. The flowering screening plate can retain opened jasmine flowers and jasmine flowers with high semi-openness degree and output the jasmine flowers, the bud screening plate can retain buds which are not completely opened after flower cultivation or jasmine flowers with small flower shapes, the waste screening plate can retain buds which are not opened after flower cultivation, and the jasmine flowers with small flower shapes, the buds, branches and leaves, flower insects and other impurities are screened out.
The tea leaf elevator 14 and the discharge end of the flower feeding elevator 13 are located right above the feed inlet 22, and after the jasmine flowers screened by the flower screening machine 12 enter the flower feeding elevator 13, the jasmine flowers and tea leaves to be processed entering the tea leaf elevator 14 enter the vertical scenting machine 2 respectively or simultaneously.
As a further improvement, the camellia separator 31 is connected to the vertical scenting machine 2 through a material dropping belt 151, a feeding end of the material dropping belt 151 extends into a lower portion of the housing 21 and is located at a side of the housing 21 close to the flower feeding elevator 13, a feeding end of the material dropping belt 151 is located under the discharge port, the material dropping belt 151 extends upward in a direction away from the vertical scenting machine 2, and a conveying direction of the material dropping belt 151 is perpendicular to the scenting conveyor belt 23 and the conveying direction of the camellia separator 31.
Referring to fig. 4 and 5, as a further improvement, the internal circulation device includes an air pump 241, the air pump 241 is communicated with a second main pipe 242, the second main pipe 242 horizontally extends along the transmission direction of the scenting belt 23, a plurality of second branch pipes 243 are arranged on the second main pipe 242 at intervals along the vertical direction, a plurality of ventilation pipes 244 are horizontally arranged on the second branch pipes 243 along the transmission direction perpendicular to the scenting belt 23, the ventilation pipes 244 extend into the scenting belt 23, a plurality of second air holes are arranged at intervals above the ventilation pipes 244, the second humidification device includes a second atomization humidifier 25, and the second atomization humidifier 25 is communicated with the second main pipe 242 through a pipe.
As a further improvement, the air pump 241 is further communicated with a distillation device through a pipeline, the distillation device is used for distilling the water vapor containing jasmine fragrance in the internal circulation gas to extract jasmine flower dew, the extracted jasmine flower dew can be added into the second humidification device, and scenting of jasmine tea can be realized in seasons with no flowers and less flowers.
The air pump 241 is further connected to the outside, and when the air pressure and the oxygen content in the housing 21 are low, the air pump 241 pumps the outside air to enter the internal circulation process.
As a further improvement, a distillation device with the same structure is arranged in the drying unit 32.
The feed end of camellia separating centrifuge 31 is located under the discharge end of blanking area 151, the camellia separating centrifuge 31 is towards being close to drying unit 32's direction downward sloping, be provided with second vibration feeder in the camellia separating centrifuge 31, the interval sets up a plurality of tea blanking holes into on the transfer plane in the camellia separating centrifuge 31, the below of second vibrator sets up the tea conveyer belt, the discharge end of tea conveyer belt is connected with wet tea blown down tank, the discharge end of second vibration feeder sets up the garbage and retrieves charging basket 123.
As a further improvement, the dryer group 32 is connected with the camellia separator 31 through a wet tea conveyor belt 161, a feeding end of the wet tea conveyor belt 161 is located right below the wet tea discharging groove, the wet tea conveyor belt 161 extends upwards in a direction away from the camellia separator 31, a conveying direction of the wet tea conveyor belt 161 is parallel to a conveying direction of the camellia separator 31, and the conveying direction of the wet tea conveyor belt 161 is perpendicular to the conveying direction of the dryer group 32;
the feed end of drying-machine group 32 is located under wet tea conveyer belt 161, the interval is crisscross in the drying-machine group 32 and is set up even number link joint conveyer belt, the discharge end of drying-machine group 32 is located drying-machine group 32 is close to the lower extreme of wet tea conveyer belt 161 one side.
As a further improvement, the cooling unit 33 is connected to the dryer unit 32 through a finished product conveyor belt, a feeding end of the finished product conveyor belt is located right below a discharging end of the dryer unit 32, the finished product conveyor belt extends upward in a direction away from the dryer unit 32, and a conveying direction of the finished product conveyor belt is perpendicular to a conveying direction of the dryer unit 32;
the feed end of the cooling unit 33 is located directly below the product conveyor.
The invention also provides a production process of the automatic scenting production line, which is applied to the automatic scenting production line and comprises the following steps:
s1, putting unopened buds into the vertical flower growing machine 11, growing flowers for 3-10 hours under the conditions that the temperature is 22-39 ℃, the illumination intensity is 12000-18000 lx and the humidity is 80-90 RH, and then screening the flowers to obtain scenting flowers;
s2, placing tea to be processed into the tea elevator 14, and conveying the tea to the vertical scenting machine 2 at intervals from the scenting flowers on the flower conveying elevator 13;
s3, sealing the feed inlet 22 and the discharge outlet of the vertical scenting machine 2, and scenting the flowers in the vertical scenting machine 2 for 12-17 h under the environment of the temperature of 35-48 ℃ and the humidity of 80-85 RH to obtain primary finished tea;
s4, opening a feeding hole 22 and a discharging hole of the vertical scenting machine 2, and conveying the primary finished tea into the discharging mechanism 3 to obtain complete finished tea.
By conveying the tea leaves and the scenting flowers into the vertical scenting machine 2 at intervals, the separation difficulty in the subsequent separation process of the tea and the scenting flowers can be reduced, and the phenomenon that the temperature of the material pile is increased too fast after the tea leaves and the scenting flowers are mixed in the vertical scenting machine 2 is avoided.
As a further improvement, in other embodiments, the scenting flower and the tea mixed in the step S2 can be delivered to the vertical scenting machine 2.
As a further improvement, the step S1 specifically includes:
s101, putting unopened buds into the bud feeding machine 111, wherein the bud feeding machine 111 continuously conveys the buds to the refining conveyor 1122a at a first preset speed, and meanwhile, the refining conveyor 1122a and the flower growing conveyor 1122b start to transmit at a second preset speed until the buds are laid on at least two flower growing conveyors 1122 b;
s102, after the buds are laid on at least two flower growing conveying belts 1122b, the bud feeding machine 111 stops feeding, the initial flower conveying belts 1122 stop transmission, meanwhile, the ambient temperature in the bin body 1121 is adjusted to be 22-39 ℃, the illumination intensity is adjusted to be 12000-18000 lx, the humidity is adjusted to be 80-85 RH, and flowers are grown for 3-10 hours;
s103, the bud feeding machine 111 continuously conveys the buds to the refining conveyor 1122a at a first preset speed, and meanwhile, the refining conveyor 1122a and the flower growing conveyor 1122b start to transmit at a second preset speed until all the buds processed in the step S102 enter the flower screening machine 12, and the buds which are not processed in the step S102 are laid on at least two flower growing conveyors 1122 b.
In step S101, the buds may be laid in the following two ways:
one, at the material loading in-process, only be in from last three-layer before down the bud is laid on the conveyer belt 1122b of growing flower, the bottommost the bud has not been laid on the conveyer belt 1122b of growing flower, and when needs are right when the flower on the conveyer belt 1122b of growing flower is piled up flowers or is spread out flowers the action, follow supreme every layer down the conveyer belt 1122b of growing flower transmits with preset speed in proper order, up to the superiors the flower on the conveyer belt 1122b of growing flower is piled and is all fallen down.
Secondly, in the feeding process, buds are only paved on the flower growing conveyor belt 1122b from the first layer and the third layer from top to bottom, and when flowers need to be gathered or spread on the flower growing conveyor belt 1122b, the four flower growing conveyor belts 1122b are driven at preset speeds simultaneously. The mode can respectively regulate and control the temperature of the two flower piles when the temperature of the two flower piles is different without influencing each other, and is more beneficial to the process of flower arrangement and alignment.
By reserving one or two flower growing conveyors 1122b without laying flower piles, the flower gathering or spreading can be realized by different transmission speeds of the adjacent flower growing conveyors 1122 b.
Referring to fig. 8 and 9, the invention also provides a control method of the automatic scenting production line, which is applied to the automatic scenting production line and comprises the following steps:
s1', the first control module sends a corresponding first control signal to the rotating motor 1123 or the first humidifying device according to the first data collected by the first temperature sensor or the first humidity sensor, and the rotating motor 1123 or the first humidifying device performs corresponding work according to the first control signal;
the second control module sends a corresponding second control signal to the internal circulation device or the second humidifying device according to second data acquired by the second temperature sensor or the second humidity sensor, and the internal circulation device or the second humidifying device performs corresponding work according to the second control signal.
As a further improvement, the first humidity sensor is provided with a first humidity threshold 80RH, the first temperature sensor is provided with a first temperature threshold 22 ℃ and a second temperature threshold 39 ℃, the first control signal includes a first humidification signal and a first temperature adjustment signal, when the first data is lower than the first humidity threshold, the first humidification device humidifies according to the first humidification signal, and when the first data is lower than the first temperature threshold or higher than the second temperature threshold, the rotating motor 1123 drives the initial flower conveyor belt 1122 to drive at different speeds according to the first temperature adjustment signal, so that the flower piles on the conveyor belt are spread or gathered.
The second humidity sensor is used for setting a second humidity threshold value, the second temperature sensor is used for setting a third temperature threshold value, the second control signal comprises a second humidifying signal and a second temperature adjusting signal, when the second data is lower than the second humidity threshold value, the second humidifying device carries out humidification according to the second humidifying signal, and when the first data is higher than the third temperature threshold value, the internal circulation device carries out internal circulation ventilation according to the second temperature adjusting signal.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An automatic scenting production line is applied to scenting of jasmine tea, and is characterized by comprising the following steps:
the flower-watering machine comprises a feeding mechanism, a flower screening machine, a flower feeding lifting machine and a tea leaf lifting machine, wherein the flower screening machine, the flower feeding lifting machine and the tea leaf lifting machine are arranged side by side with the vertical flower growing machine, the flower screening machine and the flower feeding lifting machine are sequentially connected through a conveying device, odd number of flower initial conveying belts are sequentially arranged in the vertical flower growing machine at intervals in a staggered mode from top to bottom, the transmission directions of the adjacent flower initial conveying belts are opposite, at least two thirds of projections of the plurality of flower initial conveying belts on the horizontal plane coincide, a first temperature sensor, a first humidity sensor and a first humidifying device are further arranged in the vertical flower growing machine, and a rotating motor is arranged on each flower initial conveying belt;
the vertical scenting machine is arranged at the same side of the flower screening machine, the flower conveying hoister and the tea leaf hoister and comprises a sealed shell, an openable feeding hole is formed in the upper end surface of one side, close to the feeding mechanism, of the shell, the discharge ends of the tea leaf hoister and the flower conveying hoister are located right above the feeding hole, an even number of scenting conveying belts are arranged in the shell in a staggered mode from top to bottom at intervals, the transmission directions of the adjacent scenting conveying belts are opposite, an openable discharge hole is formed in the position, right below the feeding hole, of the bottom end of the shell, the projections of the scenting conveying belts on the horizontal plane are overlapped by at least two thirds, and an internal circulation device, a second temperature sensor, a second humidity sensor and a second humidification device are further arranged in the vertical scenting machine;
the discharging mechanism comprises a camellia separator which is arranged side by side with the vertical scenting machine and is arranged at the same side with the vertical flower growing machine, the discharging end of the camellia separator is transversely connected with a drying unit, and the discharging end of the drying unit is connected with a cooling unit;
the control module group, the control module group including set up in first control module in the vertical flower growing machine, first control module with first temperature sensor, first humidity transducer and rotation motor electricity are connected, set up second control module in the vertical scenting machine, the second control module with inner loop device, second temperature sensor and second humidity transducer electricity are connected.
2. The automatic scenting line as claimed in claim 1, wherein the vertical type flower growing machine body comprises a flower growing bin and a bud feeder;
the flower growing bin comprises a bin body, the flower preliminary conveying belt, the first temperature sensor and the first humidity sensor are arranged in the bin body, the flower preliminary conveying belt specifically comprises a refining conveying belt arranged at the upper end in the bin body, and four flower growing conveying belts are sequentially arranged below the refining conveying belt at intervals in a staggered mode;
the bud feeding machine is arranged at one end, close to the vertical scenting machine, of the flower growing bin, the bud feeding machine is a climbing feeding device, the discharge end of the bud feeding machine is higher than the bin body and is located right above the refining conveyor belt, and the refining conveyor belt is driven towards the direction far away from the bud feeding machine.
3. The automatic scenting line as claimed in claim 2, wherein the flower sifting machine is connected with the vertical flower growing machine through a feeding belt, the feeding end of the feeding belt extends into the bin body and is located at one end of the bin body, which is far away from the flower bud feeding machine, the feeding end of the feeding belt is located right below the discharging end of the flower growing conveyor belt at the lowest end in the bin body, the feeding belt extends upwards in a direction far away from the bin body, and the conveying direction of the feeding belt is perpendicular to the conveying directions of the flower blooming conveyor belt and the flower sifting machine;
the feed end of sieve flower machine is located under the discharge end of feed zone, the sieve flower machine is close to send the direction downward sloping of flower lifting machine, be provided with first vibratory feeder in the sieve flower machine, first vibratory feeder is from last to including the screening board that flowers, bud screening board and waste material screening board down, the round hole that a plurality of diameters are 25mm is seted up at the interval on the screening board that flowers, the round hole that a plurality of diameters are 20mm is seted up at the interval on the bud screening board, the round hole that a plurality of diameters are 5mm is seted up at the interval on the waste material screening board, the discharge end of screening board that flowers sets up stand the flower board, set up a plurality of flow distribution plates on the flower stand board.
4. The automated scenting line as recited in claim 1, wherein the camellia separator is coupled to the vertical scenting machine via a drop strip, a feed end of the drop strip extends below the housing and is located on a side of the housing adjacent to the flower delivery elevator, the feed end of the drop strip is located directly below the discharge outlet, the drop strip extends upward away from the vertical scenting machine, and a transport direction of the drop strip is perpendicular to transport directions of the scenting conveyor and the camellia separator;
the feed end of camellia separating centrifuge is located under the discharge end in area falls, the camellia separating centrifuge is towards being close to drying unit's direction downward sloping, be provided with second vibration dispenser in the camellia separating centrifuge, the interval sets up a plurality of tea-forming blanking holes on the conveying plane in the camellia separating centrifuge, the below of second vibrator sets up the tea conveyer belt, the discharge end of tea-forming conveyer belt is connected with wet tea blown down tank, the discharge end of second vibration dispenser sets up waste recovery charging basket.
5. The automatic scenting line as claimed in claim 4, wherein the dryer group is connected with the camellia separator through a wet tea conveyor belt, a feed end of the wet tea conveyor belt is located right below the wet tea discharge chute, the wet tea conveyor belt extends upwards in a direction away from the camellia separator, a conveying direction of the wet tea conveyor belt is parallel to a conveying direction of the camellia separator, and the conveying direction of the wet tea conveyor belt is perpendicular to the conveying direction of the dryer group;
the feed end of drying unit is located under the wet tea conveyer belt, the crisscross even number link joint conveyer belt that sets up of interval in the drying unit, the discharge end of drying unit is located the drying unit is close to the lower extreme of wet tea conveyer belt one side.
6. The automated scenting line as recited in claim 5, wherein the cooling unit is coupled to the dryer unit by a product conveyor belt, a feed end of the product conveyor belt is positioned directly below a discharge end of the dryer unit, the product conveyor belt extends upward away from the dryer unit, and a transport direction of the product conveyor belt is perpendicular to a transport direction of the dryer unit;
and the feeding end of the cooling unit is positioned right below the finished product conveyor belt.
7. A production process of an automatic scenting line, which is characterized by being applied to the automatic scenting line as claimed in any one of claims 1 to 6, and comprising the following steps of:
s1, placing unopened buds into the vertical flower growing machine to grow flowers for 3-10 hours under the conditions that the temperature is 22-39 ℃, the illumination intensity is 12000-18000 lx and the humidity is 80-90 RH, and then screening the flowers to obtain the flowers for scenting the flowers;
s2, placing tea to be processed into the tea elevator, and conveying the tea to the vertical scenting machine at intervals from the scenting flowers in the flower conveying elevator;
s3, sealing the feeding hole and the discharging hole of the vertical scenting machine, scenting the flowers in the vertical scenting machine for 12-17 hours in an environment with the temperature of 35-48 ℃ and the humidity of 80-85 RH to obtain primary finished tea;
and S4, conveying the primary finished tea into the discharging mechanism to obtain the complete finished tea.
8. The production process of the automatic scenting line according to claim 7, wherein the step S1 specifically comprises:
s101, placing unopened buds into the bud feeding machine, wherein the bud feeding machine continuously conveys the buds to the material mixing conveyor belt at a first preset speed, and meanwhile, the material mixing conveyor belt and the flower growing conveyor belt start to transmit at a second preset speed until the buds are paved on at least two flower growing conveyor belts;
s102, after the buds are laid on at least two flower growing conveying belts, the bud feeding machine stops feeding, the initial flower conveying belts stop transmission, and meanwhile, the environment temperature in the cabin is adjusted to be 22-39 ℃, the illumination intensity is 12000-18000 lx, the humidity is 80-85 RH, and the flowers are grown for 3-10 hours;
s103, the bud feeding machine continuously conveys the buds to the material mixing conveyor belt at a first preset speed, and meanwhile, the material mixing conveyor belt and the flower growing conveyor belt start to transmit at a second preset speed until all the buds processed in the step S102 enter the flower screening machine and the buds which are not processed in the step S102 are laid on at least two flower growing conveyor belts.
9. A control method for an automatic scenting line, which is applied to the automatic scenting line as claimed in any one of claims 1 to 6, and which comprises the following steps:
s1', the first control module sends a corresponding first control signal to the rotating motor or the first humidifying device according to first data acquired by the first temperature sensor or the first humidity sensor, and the rotating motor or the first humidifying device performs corresponding work according to the first control signal;
the second control module sends a corresponding second control signal to the internal circulation device or the second humidifying device according to second data acquired by the second temperature sensor or the second humidity sensor, and the internal circulation device or the second humidifying device performs corresponding work according to the second control signal.
10. The control method for an automatic scenting line according to claim 9, wherein,
the first humidity sensor is provided with a first humidity threshold value, the first temperature sensor is provided with a first temperature threshold value and a second temperature threshold value, the first control signal comprises a first humidifying signal and a first temperature adjusting signal, when the first data is lower than the first humidity threshold value, the first humidifying device humidifies according to the first humidifying signal, and when the first data is lower than the first temperature threshold value or higher than the second temperature threshold value, the rotating motor drives the cotton-forming conveyor belt to drive at different speeds according to the first temperature adjusting signal, so that the cotton piles on the conveyor belt are spread or gathered;
the second humidity sensor is used for setting a second humidity threshold value, the second temperature sensor is used for setting a third temperature threshold value, the second control signal comprises a second humidifying signal and a second temperature adjusting signal, when the second data is lower than the second humidity threshold value, the second humidifying device carries out humidification according to the second humidifying signal, and when the first data is higher than the third temperature threshold value, the internal circulation device carries out internal circulation ventilation according to the second temperature adjusting signal.
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