CN117617331A - Liupu tea stacking and disintegrating production line and stacking and disintegrating process in traditional process - Google Patents
Liupu tea stacking and disintegrating production line and stacking and disintegrating process in traditional process Download PDFInfo
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Abstract
The invention discloses a six-fort tea stacking and disintegrating production line and a stacking and disintegrating process in the traditional process, wherein the production line comprises a stacking unit for stacking tea materials, and the stacking unit comprises a material frame tray and a stacking and disintegrating material frame which is detachably fixed in the material frame tray; at least one stacking chamber for holding the stacking unit, wherein the stacking chamber is internally provided with temperature control, humidity and oxygen content adjusting equipment; a conveying line for conveying the stacking unit and conveying the stacking unit into/out of the stacking chamber; the mixing and charging machine is positioned at the beginning end of the conveying line and is used for stirring and charging tea leaves into the stacking unit; the flattening mechanism is positioned at the rear end of the material mixing and charging machine and is used for flattening the tea material in the material stacking unit to a preset thickness from the upper part of the material stacking unit. The stacking process executed on the production line can stabilize and improve the stacking effect of the tea by accurately controlling the parameters of the size, thickness, looseness, temperature, humidity, oxygen content, stacking turning frequency and the like of the tea, and the stacked Liupu tea has the quality of uniform and blackish appearance, orange and bright soup color, pure aroma and strong taste.
Description
Technical Field
The invention belongs to the technical field of tea processing, and particularly relates to a traditional process Liupu tea stacking and sealing production line and a stacking and sealing process.
Background
Liupu tea is a special traditional famous tea in Guangxi provinces, has long production and drinking histories, and belongs to black tea. Liupu tea not only has rich functional components and good health care efficacy, but also gives people the sensory experience of red, thick, old and mellow, is more and more favored by consumers, and the industrial scale is continuously increased.
Liupu tea can be divided into traditional Liupu tea and modern Liupu tea according to different manufacturing processes through long development history, and the flavor characteristics formed by the two tea products are distinctive and advantageous. The Liupu tea in the traditional process is also called Liupu tea raw tea, can be directly sold as finished tea, and can be further processed into Liupu tea in the modern process, so that the stability and the improvement of the quality of the tea products are particularly important.
Fresh tea leaves are used as raw materials, and the traditional process Liupu tea can be prepared by adopting the procedures of deactivation of enzymes, primary kneading, piling and disintegrating, secondary kneading, drying and the like, wherein the piling and disintegrating is a key procedure for forming the quality of the tea products, and the proper piling and disintegrating treatment can lead the finished tea to have excellent sensory quality characteristics of uniform and black brown appearance, orange and bright soup color, pure fragrance, stale fragrance, strong and mellow taste, yellow brown leaf bottom and the like. In the process of stacking, more factors can influence the actual stacking effect, and the good and stable stacking effect is realized by more standard and standard tea stacking equipment and process. At present, the research of the stacking process in the preparation process of the Liupu tea in the traditional process is lagged, and the Liupu tea is an important factor for causing the problems of uneven quality, unstable quality, unsanitary sanitation and the like of the tea products, and greatly restricts the standardized production and the maximization of the industrial benefit of the Liupu tea in the traditional process.
The problems of the prior art are: 1. in the current production practice, the key technological parameters of the process of 'stacking and sealing' are still not clear, and the process is mostly judged empirically, so that the stacking and sealing environment and the turning of the stack are easy to be controlled improperly, and the conditions of improper fragrance, sealing, dark soup color, bitter taste or less mellow taste and the like of the product are caused, and the quality and quality uniformity of the finished tea are not ensured; 2. the existing tea pile-closing equipment can realize automatic feeding, discharging and pile turning of tea, so that the production efficiency is improved, but the feeding and pile turning processes are difficult to control the size and thickness of the tea pile in the equipment and the loosening degree of the tea, the pile turning is difficult to be uniform, and the pile-closing effect of different tea piles is inconsistent even if the pile-closing environment in the equipment is strictly controlled; 3. the existing tea stacking equipment is not easy to clean, labor cost is greatly increased due to frequent cleaning, microorganisms are bred due to the fact that the interior is not cleaned frequently, the problem that sanitation is not guaranteed is solved, and tea quality is reduced; 4. at present, some production enterprises directly carry out stacking and sealing on a special hardening floor or carry out framing and stacking and sealing in a stacking and sealing chamber, and the problems that the labor intensity is high, the sanitation is not guaranteed, the accuracy is not easy to control and the like can be caused by manually turning the tea stacking and sealing amount, the thickness and the like.
Therefore, how to improve the production efficiency of the stacking procedure and simultaneously improve and stabilize the quality of the Liupu tea in the traditional process becomes a technical problem to be solved in the field.
Disclosure of Invention
The invention aims to provide a traditional Liupu tea stacking and sealing production line and a stacking and sealing process, so as to solve the problems in the prior art.
To achieve the above object, in one aspect, the present invention provides a conventional process Liupu tea pile smoldering production line, comprising:
the stacking unit is used for stacking tea leaves and comprises a material frame tray and a stacking and choke plug frame which is detachably fixed in the material frame tray;
the stacking chamber is used for accommodating the stacking unit, and a temperature control device and a humidity adjusting device are arranged in the stacking chamber;
a conveying line for conveying the stacking unit and conveying the stacking unit into/out of the stacking chamber;
the mixing and charging machine is positioned at the beginning end of the conveying line and is used for stirring and charging tea leaves into the stacking unit;
and the flattening mechanism is positioned at the rear end of the material mixing and charging machine and is used for flattening the tea leaves in the material stacking unit to a preset thickness from the upper part of the material stacking unit.
Preferably, the six-fort tea pile disintegrating production line in the traditional process further comprises a pouring mechanism, wherein the pouring mechanism comprises a top sliding seat fixedly arranged above the tail end of the conveying line, a sliding mechanism horizontally and slidably connected to the top sliding seat, a first telescopic manipulator fixedly connected to the bottom of the sliding mechanism, and a second telescopic manipulator slidably connected to the bottom of the sliding mechanism, the first telescopic manipulator is connected with a second telescopic manipulator screw rod, and clamping shafts are fixedly connected to the tail ends of the first telescopic manipulator and the second telescopic manipulator in opposite directions, wherein one of the clamping shafts is in transmission connection with a rotating motor; correspondingly, connecting shaft heads matched with the clamping shafts are fixedly connected to two sides of the stacking and choke plug frame.
Preferably, the bottom plate and the side plates of the stacking and choke plug frame are grid-shaped ventilation plates, and a gap is reserved between the bottom plate of the stacking and choke plug frame and the material frame tray.
Preferably, the internal length, width and height of the stacking smoldering frame are 100cm multiplied by 50cm multiplied by 40cm.
Preferably, a temperature sensor and a humidity sensor are arranged in the pile closed chamber, and an indication screen for displaying monitoring values of the temperature sensor and the humidity sensor is arranged outside the pile closed chamber.
Preferably, an oxygenation device and an oxygen content sensor are arranged in the pile closed chamber.
In another aspect, the present invention provides a conventional Liupu tea pile disintegrating process, which is implemented by the above-mentioned conventional Liupu tea pile disintegrating production line, and includes the following steps:
s1, weighing the tea leaves which are processed in the previous working procedure and have preset weights;
s2, loading the tea leaves into a stacking and material-sealing frame, and flattening the tea leaves into a tea leaf stack with a preset thickness;
s3, transferring the tea pile into a pile-up chamber for primary pile-up, and pile-up for 3-4 hours in an environment with the temperature of 40-45 ℃ and the humidity of 70-80% and the oxygen content of 21-24%;
s4, turning the piled tea leaves, reloading the piled tea leaves to a piled material frame, and flattening the piled tea leaves to a preset thickness;
s5, transferring the material to a previous pile of stuffiness chamber again, keeping the temperature, humidity and oxygen content of the previous pile of stuffiness, and continuing to perform secondary pile of stuffiness for 3-4 hours;
s6, repeating the step S4;
s7, transferring the mixture into another stacking chamber for stacking and sealing for three times, and stacking and sealing for 3-4 hours in an environment with the temperature of 40-45 ℃ and the humidity of 60-70% and the oxygen content of 21-24%;
step S8, repeating the step S4;
step S9, repeating the step S5 to finish four times of pile stuffiness;
step S10, repeating the step S4;
s11, transferring the mixture into another stacking chamber for stacking and sealing for five times, and stacking and sealing for 3-4 hours in an environment with the temperature of 40-45 ℃ and the humidity of 50-60% and the oxygen content of 21-24%;
step S12, repeating the step S4;
step S13, repeating the step S5 to finish six times of stacking and stuffiness;
step S14: and (5) finishing the stacking and sealing, and transferring to the next processing procedure.
Preferably, in the steps S1 to S2, 180kg of the tea leaves processed in the previous step are weighed, and the tea leaves in the stacking and smoldering frame are flattened into a tea leaf stack with the length and width of 100cm×50xm×40cm.
Compared with the prior art, the traditional process Liupu tea pile-stuffy production line and pile-stuffy process have the following technical effects:
1. the six-fort tea pile smoldering production line in the traditional process can automatically feed, discharge and turn over piles, ensures production efficiency, can well control the size, thickness and looseness of each tea pile after automatic feeding and turning over piles, and can accurately control the temperature, humidity and oxygen content in the pile smoldering chamber, thereby realizing more accurate control of the pile smoldering reaction process and remarkably improving the uniformity of the pile smoldering effect of the tea pile.
2. According to the traditional process Liupu tea pile disintegrating production line, frequent cleaning is not needed, only the pile unit is cleaned more conveniently, side plates, bottoms and the like of the pile unit can be detached and washed, microorganism breeding is avoided, production efficiency is improved, and meanwhile quality safety of tea after pile disintegrating can be guaranteed.
3. According to the traditional process Liupu tea pile stuffy process, through effective control of oxygen supply, temperature, humidity, pile turning frequency, tea pile thickness and other factors, the conditions of abnormal aroma, stuffy color, dark soup color, bitter taste or less mellow taste and the like of a traditional process Liupu tea product caused by poor process control can be avoided, the quality of the traditional process Liupu tea can be better improved and stabilized, and the obtained finished tea has excellent sensory quality characteristics of uniform and blackish appearance, orange and bright soup color, pure aroma, stale aroma, strong and mellow taste, yellow brown at the bottom of a leaf and the like. The stacking and disintegrating process is controlled more accurately, the quality and consistency of products are improved, and standardized production of the conventional Liupu tea processing and stacking process is facilitated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application, illustrate and explain the application and are not to be construed as limiting the application. In the drawings:
FIG. 1 is a schematic diagram of a stacking line according to embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of a stacking line according to embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of a pouring mechanism according to the present invention;
FIG. 4 is a schematic view of the corner structure of the stacker unit according to the present invention;
FIG. 5 is a front view of the stacker unit of the present invention;
FIG. 6 is a right side view of the stacker unit of the present invention;
fig. 7 is a top view of the stacker unit in the present invention.
In the figure: 1. a first feeding conveyor belt; 2. a first mixer-charger; 3. a first empty frame transfer line; 4. a first main conveying line; 5. a first flattening mechanism; 6. a stacking unit; 601. stacking and smoldering the material frame; 602. a frame tray; 603. the connecting shaft head; 604. a clamping column; 605. a clamping groove; 7. a first split conveying line; 8. a second branch conveying line; 9. a third split conveying line; 10. a second main conveying line; 11. a second empty frame transfer line; 12. a material pouring platform; 13. a top slider; 14. a sliding mechanism; 15. a first telescopic manipulator; 151. a rotating electric machine; 152. a clamping shaft; 153. a screw rod; 16. the second telescopic manipulator; 17. a second feeding conveyor belt; 18. a second mixer charger; 19. a second flattening mechanism; 20. and a third main conveying line.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Example 1:
referring to fig. 1, fig. 1 shows a schematic structural diagram of a conventional process liubao tea pile-up production line in embodiment 1 of the present invention, where the conventional process liubao tea pile-up production line is used for industrialization operation of tea pile-up processing, and standardized production of tea pile-up processing is achieved through a mechanized and automatic pile-up production line, and uniformity of tea pile-up effects of the same batch and different batches is ensured while production efficiency of pile-up procedures is improved, so that stability of quality of finished tea is improved. The conventional process Liupu tea pile disintegrating production line comprises a plurality of conveying lines, wherein the conveying lines are used for conveying a pile unit 6 for containing tea in the tea pile disintegrating production process, the conveying lines can be conveying belts in the prior art, can bear the pile unit 6 and have an automatic travelling function, the pile unit 6 is used for containing tea to be subjected to pile disintegrating treatment, in the conventional pile disintegrating process, the tea is generally directly piled into a certain tea pile and is placed in a processing room for pile disintegrating treatment, and the pile unit 6 is adopted to replace direct piling, so that the significance is that on one hand, the direct piling sanitary condition is changed, and the effect of clean production is achieved; on the other hand, the quantity of piled tea leaves is not well controlled by direct piling, the thickness of the piled tea leaves is also not well controlled, quantitative discharging can be carried out when the piled tea leaves are loaded by using the piling units 6, so that the piled tea leaves in each piling unit 6 are standardized, meanwhile, the piling operation with a certain thickness is finished in the piling units 6, the piled tea leaves thickness can be ensured, and a feasible operation mode is provided for controlling the piled tea leaves thickness; on the one hand, the tea pile is directly piled on the ground or a material rack, the air permeability of the bottom of the tea pile is poor, the temperature and the humidity are not well controlled, the piled fermentation is not easy to carry out, and the good ventilation of the tea pile can be realized by arranging a net-shaped bottom plate and a net-shaped side plate on the piling unit 6, the piling unit 6 is convenient to move and place, and the tea pile can be stacked in multiple layers, so that the tea pile has great significance in fully utilizing the space of a piled room and saving the cost.
Specifically, in order to achieve the above-mentioned purpose of pile-up, the start end of the first main conveying line 4 is provided with the first material mixing and charging machine 2, the feed end of the first material mixing and charging machine 2 is connected with the first material conveying belt 1, the empty material piling unit 6 is conveyed to the start end of the first main conveying line 4 through the first empty material frame conveying line 3, and the end of the first empty material frame conveying line 3 is provided with a lifting mechanism so as to switch the conveying lines, so that the material piling unit 6 enters into another conveying line from one conveying line, and the lifting mechanism is only required by adopting a conveying line auxiliary device in the prior art, which is not described in detail in the embodiment. The first material mixing and charging machine 2 is positioned right above the starting end of the first main conveying line 4, the bottom is provided with a discharging hole, and when the material piling unit 6 is conveyed and positioned right below the discharging hole, tea materials are charged into the material piling unit 6 by controlling the opening of the discharging hole, so that charging is realized; meanwhile, the first material mixing and charging machine 2 further comprises a rotary roller for mixing the tea materials, so that the tea pile is fully turned and the looseness is basically kept consistent, and the tea materials scattered by the full mixing can be uniformly stacked into the stacking unit 6.
Specifically, in order to make the stuffy thickness of the tea stack in each stacking unit 6 consistent, a first flattening mechanism 5 is arranged at the rear end of the first material mixing and charging machine 2, the first flattening mechanism 5 comprises a horizontal fixing frame fixed on the outer shell of the first material mixing and charging machine 2, the tail end of the horizontal fixing frame is hinged with a flattening scraper, the flattening scraper and the horizontal fixing frame are arranged at a certain angle, the end face of the flattening scraper can be abutted against the upper edge of the stacking unit 6, meanwhile, a tension spring for stretching the flattening scraper and the horizontal fixing frame and preventing the flattening scraper from being excessively stretched is obliquely arranged between the flattening scraper and the horizontal fixing frame, when the stacking unit 6 passes through the first flattening mechanism 5, the end face of the flattening scraper presses the upper edge of the stacking unit 6, the upper surface of the stacking unit 6 is scraped, so that tea materials higher than the stacking unit 6 are pressed into a material frame, redundant tea materials can be scraped into a material frame, and a small amount of scraped tea materials fall into a material frame tray 602, and pollution is avoided.
Through calculation, the height of the stacking unit 6 is set to be favorable for stacking, so that a good stacking effect can be realized, and particularly, the length and width of the inner part of the stacking unit 6 are 100cm multiplied by 50cm multiplied by 40cm.
The stack unit 6 after flattening treatment is conveyed backwards along with the first main conveying line 4 and enters into a preset stack chamber, in this embodiment, three stack chambers are arranged, wherein the first main conveying line 4 is connected with split conveying lines which respectively enter into the three stack chambers, as shown in fig. 1, the stack unit comprises a first split conveying line 7, a second split conveying line 8 and a third split conveying line 9, lifting mechanisms which are switched with the first main conveying line 4 are arranged at the bottoms of the three conveying lines, and the three conveying lines are respectively connected to the first stack chamber, the second stack chamber and the third stack chamber.
In other embodiments, the number of the stacking chambers may be increased or decreased as needed, and in this embodiment, in order to implement a stacking environment with three different parameters, three stacking chambers are provided.
The stacking unit 6 filled with tea leaves completes the stacking treatment of preset time in each stacking chamber, specifically, a temperature control device and a humidity adjusting device are arranged in each stacking chamber, each humidity adjusting device comprises a humidifying device and an air exhausting device, a temperature sensor and a humidity sensor are arranged, the stacking units 6 fed into the stacking chambers are sequentially placed according to the entering sequence and are independently timed, and when the stacking time reaches the designated time, the stacking units are sequentially taken out according to the entering sequence.
Further, a camera is arranged at the inlet of the stacking chamber, identification codes are marked on the side plates of each stacking unit 6, the camera identifies the identification codes of the stacking units 6 entering the stacking chamber and starts to calculate the entering time, an indication screen is further arranged outside the stacking chamber and used for displaying the stacking time of each stacking unit 6 in the stacking chamber, and when a certain later stacking units 6 reach the preset stacking time, the indication screen is highlighted to remind operators of the need of turning materials and enter the next step of processing. Meanwhile, the indication screen displays the temperature value and the humidity value in the pile chamber in real time, and after exceeding the preset temperature and humidity range, the indication screen also can be highlighted and alarms to remind operators to process in time, and at the moment, the temperature control equipment or the humidifying equipment or the air draft equipment is required to be started to adjust the internal temperature and humidity.
Further, an oxygenation device and an oxygen content sensor are arranged in the pile stuffy chamber to control the oxygen content in pile stuffy, so that a better pile stuffy effect is achieved.
After the tea leaves are fermented in the stacking chambers for a certain time, proper material turning and secondary stacking, even three times or more stacking, are needed, and therefore, a circulating discharging and feeding system is arranged between the two stacking chambers.
As shown in fig. 2, the circulating discharging and feeding system comprises a second main conveying line 10 connected with a previous pile of disintegrating chambers, the second main conveying line 10 is connected with a second empty frame conveying line 11, and the tail end of the second main conveying line 10 is provided with a dumping mechanism for dumping out tea leaves; as shown in fig. 3, the pouring mechanism specifically includes: the device comprises a top sliding seat 13 fixedly arranged above the tail end of a second main conveying line 10, a sliding mechanism 14 horizontally and slidingly connected to the top sliding seat 13, a first telescopic manipulator 15 fixedly connected to the bottom of the sliding mechanism 14, and a second telescopic manipulator 16 slidingly connected to the bottom of the sliding mechanism 14, wherein the first telescopic manipulator 15 and the second telescopic manipulator 16 are in linear movable connection, a lead screw 153 is specifically arranged between the first telescopic manipulator 15 and the second telescopic manipulator 16, the lead screw 153 is in rotary connection with the first telescopic manipulator 15 and in threaded connection with the second telescopic manipulator 16, a rotary motor in transmission connection with the lead screw 153 is arranged at the first telescopic manipulator 15, a clamping shaft 152 is fixedly connected to the tail ends of the first telescopic manipulator 15 and the second telescopic manipulator 16 in opposite directions, and the clamping shaft 152 positioned at one side of the first telescopic manipulator 15 is in transmission connection with a rotary motor 151; correspondingly, connecting shaft heads 603 matched with the clamping shafts 152 are fixedly connected to two sides of the stacking and choke frame 601. When the above-mentioned dumping mechanism operates, the first telescopic manipulator 15 and the second telescopic manipulator 16 shrink upwards, the stacking unit 6 is separated from the second main conveying line 10 under the clamping of the two telescopic manipulators, under the driving of the sliding mechanism 14, the stacking unit 6 is driven to rotate by the rotating motor 151 and is dumped on the dumping platform 12, tea leaves are conveyed into the second material mixing and loading machine 18 along with the conveying of the second material conveying belt 17, the structure of the second material mixing and loading machine 18 is completely the same as that of the first material mixing and loading machine 2, the tea leaves are drum-scattered and then loaded into the stacking unit 6 again, wherein the empty stacking unit 6 is conveyed to the lower part of the second material mixing and loading machine 18 through the second empty material frame conveying line 11, and after the loading is completed, the empty stacking unit 6 enters into the next stacking chamber or the next stacking region through the third main conveying line 20.
After the tea leaves are piled up once, the tea leaves are re-spread and enter the second material mixing and charging machine 18 through the circulating discharging and feeding system, so that the tea leaves which are piled up for the first time are restored to a loose state, the materials in the tea leaves pile and the materials outside are scattered again, the loose tea leaves are sent into the empty material piling unit 6 which is placed on the third main conveying line 20 in advance through the second material mixing and charging machine 18, then are re-flattened through the second flattening mechanism 19, and the re-flattened tea leaves enter the next pile disintegrating process, and the secondary pile disintegrating is completed.
And (3) completing the offline of the tea material after the secondary stacking and sealing through a conveying line, or circularly entering the tertiary stacking and sealing or repeated stacking and sealing until the ideal stacking and sealing effect is achieved.
Further, as shown in fig. 4 to 7, the stacking unit 6 has a rectangular frame structure, and comprises a stacking and smothering frame 601 and a frame tray 602 which are detachably connected, wherein the stacking and smothering frame 601 has a frame structure with an opening at the top, at least two side plates are grid-shaped ventilation plates, a bottom plate is also preferably a grid-shaped ventilation plate, a good ventilation effect is achieved, and the problem of quality degradation caused by poor ventilation in the tea stacking and smothering process is solved; four bottom corner locations are provided with cylindrical snap posts 604 for connection with the frame tray 602. The material frame tray 602 is detachably fixed at the bottom of the stacking and choke plug frame 601, and the stacking and choke plug frame 601 is supported from the bottom, so that the grid-shaped bottom plate can be well ventilated; the material frame tray 602 is of a frame structure with the height lower than that of the stacking and smothering frame 601, four edge barriers are arranged, the lengths of the edges of the four edge barriers are larger than those of the stacking and smothering frame 601, broken tea leaked from grid holes of the side plates and the bottom plate of the stacking and smothering frame 601 and tea materials falling off in the process of passing through a flattening mechanism can be received, pollution caused by scattering of the tea leaves to places such as a conveyor belt or a stacking and smothering chamber in the conveying process is avoided, and meanwhile, the tea leaves leaked or scraped from the stacking and smothering frame 601 are collected through the material frame tray 602, so that the cleaning treatment is more convenient; the bottom of the material frame tray 602 is provided with a transverse and/or longitudinal supporting rib for supporting the stacking and choke plug frame 601, and a clamping groove 605 matched with the clamping column 604 is formed in the supporting rib, and when the stacking and choke plug frame 601 is placed, the clamping column 604 can be inserted into the clamping groove 605 to form connection only by downwards pressing the four clamping columns 604 with force aiming at the four clamping grooves 605; the four clamping columns 604 and the supporting ribs are made of wear-resistant ductile plastic materials, so that good splicing and fixing can be formed, deformation is not easy to occur, and repeated plugging and unplugging connection can be realized.
In the above embodiment, the four side plates of the stacking and choke plug frame 601 are grid-shaped ventilation plates, wherein the centers of the two short side plates are respectively provided with a connecting shaft head 603 protruding towards two sides, the connecting shaft head 603 is integrally formed or fixedly connected with a solid plate, a transmission connecting hole is formed in the connecting shaft head 603 along the axial direction and is used for being in transmission connection with a clamping manipulator, in particular an inner hexagonal hole is formed in the connecting shaft head 603, correspondingly, a clamping shaft 152 in transmission fit with the inner hexagonal hole is arranged on the inner side of the clamping manipulator, and when the clamping shaft 152 stretches into the inner hexagonal hole, the rotating motor 151 drives the clamping shaft 152 to rotate, so that the stacking and choke plug frame 601 is turned over, and the dumping operation is completed.
It should be further understood that other connection manners, such as threaded connection, or fastening connection, etc., may be adopted for the bulk material frame 601 and the material frame tray 602, but no matter what connection manner is adopted, the connection between the material frame tray 602 and the bulk material frame 601 needs to be ensured, the situation that the material frame tray 602 accidentally drops off cannot occur in the process of pouring materials, and in order to avoid the occurrence of the dropping situation, the material frame tray 602 is integrally formed by adopting light plastic, so that the self weight is small.
In other embodiments, further, the four side plates of the stacking and choke-stopping frame 601 are detachably spliced and combined, so that the stacking and choke-stopping frame is convenient to detach and clean, in actual production, the stacking unit 6 needs to be washed and disinfected, and the detachable frame is more convenient to clean and dry, so that the breeding of microorganisms and harmful bacteria is effectively prevented.
It will be appreciated that the driving means for driving the operation of the slide mechanism 14 may be a conventional driving structure or mechanical means capable of performing a linear motion function/rotational motion/telescopic motion, and may be, for example, a servo motor, a hydraulic cylinder, an electric cylinder, or the like.
The mechanism for driving the telescopic manipulator to perform telescopic motion can be a crank-link mechanism, a screw mechanism, a gear reducer, a belt transmission mechanism and a chain transmission mechanism, and can also be other transmission mechanisms for converting rotary motion into linear motion, and the specific type of the telescopic mechanism is not limited in the embodiment.
Example 2:
the embodiment 2 of the invention provides a traditional Liupu tea pile disintegrating process, which comprises the following steps:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking and smothering frame, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s3: transferring the tea pile into a pile sealing chamber for primary pile sealing, and pile sealing for 3.5 hours in an environment with the temperature of 41-43 ℃ and the humidity of 73-77% and the oxygen content of 22-23%;
s4: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s5: transferring into a stacking chamber for secondary stacking and sealing, and stacking and sealing for 3.5 hours in an environment with the temperature of 41-43 ℃ and the humidity of 73-77% and the oxygen content of 22-23%;
s6: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s7: transferring into a stacking chamber for stacking and sealing for three times, and stacking and sealing for 3.5 hours in an environment with the temperature of 41-43 ℃ and the humidity of 63-67% and the oxygen content of 22-23%;
s8: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s9: transferring into a stacking chamber for four stacking and sealing, and stacking and sealing for 3.5 hours in an environment with the temperature of 41-43 ℃ and the humidity of 63-67% and the oxygen content of 22-23%;
s10: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s11: transferring into a stacking chamber for stacking for five times, and stacking for 3.5 hours in an environment with the temperature of 41-43 ℃ and the humidity of 53-57% and the oxygen content of 22-23%;
s12: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s13: transferring into a stacking chamber for stacking for six times, and stacking for 3.5 hours in an environment with the temperature of 41-43 ℃ and the humidity of 53-57% and the oxygen content of 22-23%;
s14: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Example 3:
the embodiment 3 of the invention provides another traditional process Liupu tea pile disintegrating process, which comprises the following steps:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking and smothering frame, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s3: transferring the tea pile into a pile sealing chamber for primary pile sealing, and pile sealing for 3.5 hours in an environment with the temperature of 42-45 ℃ and the humidity of 75-80% and the oxygen content of 23-24%;
s4: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s5: transferring into a stacking chamber for secondary stacking and sealing, and stacking and sealing for 3.5 hours in an environment with the temperature of 42-45 ℃ and the humidity of 75-80% and the oxygen content of 23-24%;
s6: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s7: transferring into a stacking chamber for stacking and sealing for three times, and stacking and sealing for 3.5 hours in an environment with the temperature of 42-45 ℃ and the humidity of 65-70% and the oxygen content of 23-24%;
s8: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s9: transferring into a stacking chamber for four stacking and sealing, and stacking and sealing for 3.5 hours in an environment with the temperature of 42-45 ℃ and the humidity of 65-70% and the oxygen content of 23-24%;
s10: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s11: transferring into a stacking chamber for stacking for five times, and stacking for 3.5 hours in an environment with the temperature of 42-45 ℃ and the humidity of 55-60% and the oxygen content of 23-24%;
s12: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s13: transferring into a stacking chamber for stacking for six times, and stacking for 3.5 hours in an environment with the temperature of 42-45 ℃ and the humidity of 55-60% and the oxygen content of 23-24%;
s14: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Example 4:
the embodiment 4 of the invention provides another traditional process Liupu tea pile disintegrating process, which comprises the following steps:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking and smothering frame, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s3: transferring the tea pile into a pile sealing chamber for primary pile sealing, and pile sealing for 4 hours in an environment with the temperature of 40-42 ℃ and the humidity of 70-75% and the oxygen content of 21-22%;
s4: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s5: transferring into a stacking chamber for secondary stacking and sealing, and stacking and sealing for 4 hours in an environment with the temperature of 40-42 ℃ and the humidity of 70-75% and the oxygen content of 21-22%;
s6: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s7: transferring into a stacking chamber for stacking for three times, and stacking for 4 hours in an environment with the temperature of 40-42 ℃ and the humidity of 60-65% and the oxygen content of 21-22%;
s8: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s9: transferring into a stacking chamber for four stacking and sealing, and stacking and sealing for 4 hours in an environment with the temperature of 40-42 ℃ and the humidity of 60-65% and the oxygen content of 21-22%;
s10: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s11: transferring into a stacking chamber for stacking for five times, and stacking for 4 hours in an environment with the temperature of 40-42 ℃ and the humidity of 50-55% and the oxygen content of 21-22%;
s12: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s13: transferring into a stacking chamber for stacking for six times, and stacking for 4 hours in an environment with the temperature of 40-42 ℃ and the humidity of 50-55% and the oxygen content of 21-22%;
s14: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Comparative example 1:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking unit, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s3: the tea pile is transferred into a pile sealing chamber for pile sealing, the pile sealing is carried out in an air environment with the temperature of 30-32 ℃ and the humidity of 80-85%, and the material is manually turned once every 3.5 hours for 5 times;
s4: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Comparative example 2:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking unit, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s3: the tea pile is transferred into a pile sealing chamber for pile sealing, and is piled sealing in an air environment with the temperature of 50-52 ℃ and the humidity of 70-75%, and the material is manually turned once every 3.5 hours for 5 times;
s4: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Comparative example 3:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking unit, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s3: the tea pile is transferred into a pile sealing chamber for pile sealing, and the pile sealing is carried out in an environment with the temperature of 42-44 ℃, the humidity of 60-65% and the oxygen content of 20-21%, and the material is manually turned once every 6 hours for 4 times;
s4: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Comparative example 4:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking unit, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50cm multiplied by 40 cm;
s3: transferring the tea pile into a pile sealing chamber, and pile sealing for 24 hours in an environment with the temperature of 42-44 ℃ and the humidity of 70-75% and the oxygen content of 23-24%;
s4: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Comparative example 5:
s1: weighing 180kg of tea leaves treated in the previous step;
s2: loading the tea leaves into a stacking unit, and flattening the tea leaves to a tea leaf stack with the growth width of 100cm multiplied by 50cm multiplied by 40 cm;
s3: transferring the tea pile into a pile sealing chamber for primary pile sealing, and pile sealing for 12 hours in an environment with the temperature of 42-44 ℃ and the humidity of 70-75% and the oxygen content of 23-24%;
s4: turning the piled tea leaves, then reloading the tea leaves to a piling unit, and spreading the piled tea leaves to a tea leaf pile with the growth width of 100cm multiplied by 50xm multiplied by 40 cm;
s5: transferring into a stacking chamber for secondary stacking and sealing, and stacking and sealing for 12 hours in an environment with the temperature of 42-44 ℃ and the humidity of 70-75% and the oxygen content of 23-24%;
s6: and (5) stacking, namely, performing a next processing procedure after the stacking is completed.
Sensory evaluation results of the conventional Liupu teas processed by the above-described piling processes of examples 2 to 4 and comparative examples 1 to 5 are shown in Table 1, and biochemical components contained therein are shown in Table 2. The result shows that under the condition that the parameter control of the piling process is limited by the invention, the prepared Liupu tea of the traditional process has the characteristics of black and regular appearance, orange and bright soup color, pure fragrance, and excellent sensory quality characteristics of stale fragrance, mellow taste, yellow brown at the bottom of leaves and the like, and the biochemical components contained in tea polyphenol, soluble sugar, amino acid and the like in the tea can be stably converted into a proper amount of theaflavine, thearubigin, theabrownin, the taste and the like by precisely controlling the piling process. The stacking process parameters in the comparative example are not controlled under the condition defined by the invention, the stacking effect is poorer than that of the invention, and the traditional process Liupu tea prepared by the method has insufficient conversion of biochemical components, so that 1 or more indexes of sensory quality such as soup color, aroma, taste and leaf bottom are poor.
Table 1 results of sensory evaluation of examples and comparative examples
TABLE 2 Biochemical compositions contained in examples and comparative examples
| Water extract | Amino acids | Caffeine and caffeine | Tea polyphenols | Theaflavin | Thearubigins | Theabrownin | |
| Example 2 | 45.28 | 5.42 | 14.14 | 18.100 | 0.409 | 6.15 | 3.21 |
| Example 3 | 45.37 | 5.38 | 14.24 | 18.18 | 0.411 | 6.21 | 3.15 |
| Example 4 | 45.43 | 5.52 | 14.20 | 18.16 | 0.406 | 6.13 | 3.18 |
| Comparative example 1 | 46.27 | 5.56 | 15.01 | 18.43 | 0.389 | 6.34 | 2.84 |
| Comparative example 2 | 46.27 | 5.82 | 15.64 | 18.54 | 0.377 | 6.38 | 2.63 |
| Comparative example 3 | 46.21 | 5.91 | 16.08 | 18.72 | 0.365 | 6.18 | 2.40 |
| Comparative example 4 | 47.52 | 6.77 | 16.85 | 19.83 | 0.296 | 6.06 | 1.98 |
| Comparative example 5 | 47.55 | 6.52 | 16.41 | 19.60 | 0.333 | 6.09 | 2.08 |
| Comparative example 6 | 45.28 | 5.42 | 14.14 | 18.100 | 0.409 | 6.15 | 3.21 |
Note that: all calculated as dry weight of tea.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements 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.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (8)
1. A traditional technology Liupu tea pile is stuffy production line, characterized by that includes:
the stacking unit is used for stacking tea leaves and comprises a material frame tray and a stacking and choke plug frame which is detachably fixed in the material frame tray;
the stacking chamber is used for accommodating the stacking unit, and a temperature control device and a humidity adjusting device are arranged in the stacking chamber;
a conveying line for conveying the stacking unit and conveying the stacking unit into/out of the stacking chamber;
the mixing and charging machine is positioned at the beginning end of the conveying line and is used for stirring and charging tea leaves into the stacking unit;
and the flattening mechanism is positioned at the rear end of the material mixing and charging machine and is used for flattening the tea leaves in the material stacking unit to a preset thickness from the upper part of the material stacking unit.
2. The traditional Liupu tea pile disintegrating production line according to claim 1, further comprising a pouring mechanism, wherein the pouring mechanism comprises a top sliding seat fixedly arranged above the tail end of a conveying line, a sliding mechanism horizontally connected to the top sliding seat in a sliding mode, a first telescopic manipulator fixedly connected to the bottom of the sliding mechanism, and a second telescopic manipulator slidingly connected to the bottom of the sliding mechanism, the first telescopic manipulator is connected with a second telescopic manipulator through a screw rod, and clamping shafts are fixedly connected to the tail ends of the first telescopic manipulator and the second telescopic manipulator in opposite directions, wherein one clamping shaft is in transmission connection with a rotating motor; correspondingly, connecting shaft heads matched with the clamping shafts are fixedly connected to two sides of the stacking and choke plug frame.
3. The traditional Liupu tea pile smoldering production line according to claim 1, wherein the bottom plate and the side plates of the pile smoldering frame are grid-shaped ventilation plates, and a gap is reserved between the bottom plate of the pile smoldering frame and the frame tray.
4. A conventional Liupu tea pile smoldering line as claimed in claim 3, wherein the pile smoldering frame has an internal length, width and height of 100cm x 50cm x 40cm.
5. The traditional Liupu tea pile smoldering production line according to claim 1, wherein a temperature sensor and a humidity sensor are arranged in the pile smoldering chamber, and an indication screen for displaying monitoring values of the temperature sensor and the humidity sensor is arranged outside the pile smoldering chamber.
6. A conventional process Liupu tea pile smoldering production line as claimed in claim 5, wherein an oxygenation device and an oxygen content sensor are arranged in the pile smoldering chamber.
7. A conventional Liupu tea pile smoldering process performed by the conventional Liupu tea pile smoldering line of any one of claims 1 to 6, comprising the steps of:
s1, weighing the tea leaves which are processed in the previous working procedure and have preset weights;
s2, loading the tea leaves into a stacking and material-sealing frame, and flattening the tea leaves into a tea leaf stack with a preset thickness;
s3, transferring the tea pile into a pile-up chamber for primary pile-up, and pile-up for 3-4 hours in an environment with the temperature of 40-45 ℃ and the humidity of 70-80% and the oxygen content of 21-24%;
s4, turning the piled tea leaves, reloading the piled tea leaves to a piled material frame, and flattening the piled tea leaves to a preset thickness;
s5, transferring the material to a previous pile of stuffiness chamber again, keeping the temperature, humidity and oxygen content of the previous pile of stuffiness, and continuing to perform secondary pile of stuffiness for 3-4 hours;
s6, repeating the step S4;
s7, transferring the mixture into another stacking chamber for stacking and sealing for three times, and stacking and sealing for 3-4 hours in an environment with the temperature of 40-45 ℃ and the humidity of 60-70% and the oxygen content of 21-24%;
step S8, repeating the step S4;
step S9, repeating the step S5 to finish four times of pile stuffiness;
step S10, repeating the step S4;
s11, transferring the mixture into another stacking chamber for stacking and sealing for five times, and stacking and sealing for 3-4 hours in an environment with the temperature of 40-45 ℃ and the humidity of 50-60% and the oxygen content of 21-24%;
step S12, repeating the step S4;
step S13, repeating the step S5 to finish six times of stacking and stuffiness;
step S14: and (5) finishing the stacking and sealing, and transferring to the next processing procedure.
8. A process for preparing a six fort tea pile according to claim 7, wherein in the steps S1 to S2, 180kg of the tea processed in the previous step is weighed, and the tea materials in the pile and the material frame are flattened into a tea pile with the length and width of 100cm×50xm×40cm.
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