Tea fermentation machine

Abstract

The utility model belongs to the technical field of tea leaf processing, and particularly relates to a tea leaf fermentation machine which comprises a fermentation box, a plurality of fermentation net discs are detachably connected to the placement frame and are distributed along the vertical direction of the placement frame in an array manner; the lifting mechanism is vertically arranged on one side of the placing frame; the humidifying mechanism is provided with a plurality of humidifying ends corresponding to the plurality of fermentation net discs, and the plurality of humidifying ends are respectively positioned above the plurality of fermentation net discs; a plurality of stirring pieces are arranged corresponding to the fermentation net discs, are respectively positioned above the fermentation net discs and are positioned below the humidifying end; the outer sides of the multiple humidifying ends and the outer sides of the stirring pieces are all connected with the driving end of the lifting mechanism. The reciprocating rotating mechanism is arranged at the bottom of the fermentation box, the driving end of the reciprocating rotating mechanism penetrates through the bottom of the fermentation box and is connected with the bottom of the placing frame, the placing frame can be driven to rotate back and forth, and the axis of the fermentation net disc is coaxial with the axis of the reciprocating rotating mechanism; the heating piece is arranged on the inner wall of the fermentation box, so that the tea leaves are more uniformly humidified.

Description

Technical Field

[0001] The utility model belongs to the technical field of tea processing, and in particular relates to a tea fermentation machine. Background Art

[0002] China is the world's largest tea producer, exporter and consumer. Fresh tea leaves need to go through the steps of withering, rolling, fermentation and drying after being picked. The fermentation process is to catalyze the enzymatic reaction of the substances inside the tea leaves, that is, biological oxidation. The color, aroma and taste of the fermented tea leaves change, forming tea leaves of different qualities. During the fermentation process of tea, the quality of the fermentation process directly affects the quality of the tea. Existing tea fermentation generally adopts natural fermentation, and adopts artificial heating and artificial humidification to achieve the purpose of fermentation.

[0003] During the fermentation process, the existing fermentation machine piles up the tea leaves inside the device. The piled tea leaves will form tea leaves on the upper surface and tea leaves covered on the lower layer. The humidification nozzles are mostly located at the top, which can easily lead to uneven humidification of the tea leaves, thereby affecting the quality of the tea leaves. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a tea fermentation machine to solve the problem that the humidification nozzles of the existing tea fermentation machines are mostly set at the top, which easily leads to uneven humidification of the tea and further affects the quality of the tea.

[0005] The technical solution adopted by the utility model is as follows: a tea fermentation machine comprises a fermentation box, a box door is hingedly connected to the front side of the fermentation box, and a plurality of supporting legs are arranged in a circumferential array at the bottom of the fermentation box;

[0006] A placement rack, the placement rack is in an "L"-shaped structure, and a plurality of fermentation net disks are detachably connected to the placement rack, the fermentation net disks are in a disc structure with an opening at the upper end, and the plurality of fermentation net disks are distributed in a vertical array along the placement rack;

[0007] A lifting mechanism, wherein the lifting mechanism is vertically arranged on one side of the placement rack;

[0008] A humidifying mechanism, wherein the humidifying mechanism is provided with a plurality of humidifying ends, and the plurality of humidifying ends are provided corresponding to the plurality of fermentation net disks, and the plurality of humidifying ends are respectively located above the plurality of fermentation net disks;

[0009] A stirring member, wherein a plurality of stirring members are provided corresponding to the fermentation net disks, and the plurality of stirring members are respectively located above the plurality of fermentation net disks and below the humidification end;

[0010] The outer sides of the plurality of humidifying ends and the stirring members are connected to the driving end of the lifting mechanism;

[0011] A reciprocating rotating mechanism, wherein the reciprocating rotating mechanism is arranged at the bottom of the fermentation box, and the driving end of the reciprocating rotating mechanism penetrates the bottom of the fermentation box upward and is connected to the bottom of the placement rack, and can drive the placement rack to reciprocate, and the axis of the fermentation net plate is coaxial with the axis of the reciprocating rotating mechanism;

[0012] The heating element is arranged on the inner wall of the fermentation box and located outside the placement rack.

[0013] Further, the lifting mechanism includes a first motor, a lead screw, a mounting plate and a slide rod;

[0014] The first motor is arranged on the top wall of the fermentation box, and the driving end of the first motor penetrates downward through the top wall of the fermentation box and is connected to the upper end of the lead screw, and the lead screw is vertically rotated and connected to the fermentation box, and the sliding rod is vertically arranged in the fermentation box and is located on one side of the lead screw. Several mounting plates are arranged corresponding to several fermentation net disks, one side of several mounting plates are threadedly sleeved on the lead screw, and the other side of several mounting plates are slidably sleeved on the sliding rod, and several mounting plates are respectively arranged above several fermentation net disks, and the humidifying end and the stirring member are connected to the inner side wall of the mounting plate and are arranged radially along the fermentation net disk.

[0015] Furthermore, the humidification mechanism includes a water tank, a water pump, a water supply pipe, a hose, a water delivery pipe and an atomizing nozzle. The water tank and the water pump are both arranged on the outer peripheral wall of the fermentation box, the water outlet of the water tank is connected with the water inlet of the water pump, the water supply pipe is vertically arranged on the inner wall of the fermentation box and is arranged opposite to the heating element, the water inlet of the water supply pipe penetrates outwardly through the side wall of the fermentation box, protrudes out of the fermentation box and is connected with the water outlet of the water pump, the lower side of the water delivery pipe is connected with several atomizing nozzles distributed in an array, several water delivery pipes are arranged corresponding to several fermentation net disks, and several water delivery pipes are correspondingly arranged above several fermentation net disks, the water inlet on the upper side of the water delivery pipe is connected with the water outlet of the water supply pipe through a hose, and the atomizing nozzle is located above the agitator.

[0016] Furthermore, the stirring member includes a connecting rod and a stirring rod, the connecting rod is horizontally arranged on the inner wall of the mounting plate, the connecting rod is radially arranged along the fermentation net disk, and a plurality of stirring rods are arranged in an array on the lower side of the connecting rod.

[0017] Further, the reciprocating rotation mechanism includes a second motor, a first support plate, a second support plate, a transmission belt, a first gear, a second gear, a third gear, a first rotating shaft, a second rotating shaft and a third rotating shaft;

[0018] The first support plate and the second support plate are vertically spaced apart and arranged on the support legs;

[0019] The first gear is rotatably connected between the upper surface of the first support plate and the bottom of the fermentation box through a first rotating shaft, and the upper end of the first rotating shaft passes through the bottom of the fermentation box and extends into the fermentation box and is connected to the bottom of the placement rack;

[0020] The second gear and the third gear are rotatably connected to the first support plate through the second rotating shaft and the third rotating shaft, the lower ends of the second rotating shaft and the third rotating shaft both penetrate the first support plate downward, and the transmission belt is sleeved on the outer peripheral walls of the second rotating shaft and the third rotating shaft;

[0021] The second motor is arranged at the bottom of the second support plate, and the driving end of the second motor passes through the second support plate upward and is connected to the lower end of the second rotating shaft;

[0022] The second gear and the third gear are respectively located on both sides of the first gear, and the second gear and the third gear are both half gears. The radii of the second gear and the third gear are R2 and R3 respectively, the radius of the first gear is R1, R2=R3=2*R2, and the second gear and the third gear can both mesh with the first gear.

[0023] Furthermore, the heating element is an electric heating tube, and the electric heating tube is fixedly arranged on the left inner wall of the fermentation box.

[0024] Furthermore, a plurality of mounting blocks are arranged in a vertical array on the inner side wall of the placement rack, a card slot is provided on the mounting block, a card connection block is arranged on one side of the fermentation net disk corresponding to the card slot, and the card connection block is card-connected with the card slot.

[0025] Beneficial effects of the utility model:

[0026] The tea leaves are placed in a fermentation net tray, which has a hollow structure and is convenient for heating and humidification. The box door is opened, and several fermentation net trays are detachably connected to the placement rack, and then the box door and the fermentation box are closed, and the lifting mechanism is started to drive the humidifying end and the stirring member to move downward synchronously until the stirring member extends into the tea leaves of the fermentation net tray, and the reciprocating rotation mechanism is started to drive the placement rack and the fermentation net tray to rotate reciprocatingly. As the reciprocating rotation mechanism drives the placement rack and the fermentation net tray to rotate, and cooperates with the stirring member to stir the tea leaves in the fermentation net tray, the tea leaves are humidified through the humidifying end, and the tea leaves in the fermentation net tray are comprehensively humidified, so that the humidification effect is more uniform and the humidification efficiency is improved. The fermentation box is heated through the heating member, which is convenient for drying the tea leaves in the fermentation net tray. The entire tea fermentation machine has high fermentation efficiency, good humidification effect and high stability. After fermentation is completed, since the fermentation net tray is detachably connected to the placement rack, the fermented tea leaves in the fermentation net tray can be quickly taken out, so that the tea fermentation efficiency is higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a partial cross-sectional view of the utility model (first viewing angle);

[0028] Figure 2 It is a partial cross-sectional view of the utility model (second viewing angle);

[0029] Figure 3 This is a front view of the utility model;

[0030] The attached drawings are marked as follows:

[0031] Fermentation box 1, box door 11, supporting legs 12, placement rack 2, fermentation net plate 21, mounting block 22, slot 23, clamping block 24, lifting mechanism 3, first motor 31, screw 32, mounting plate 33, slide bar 34, humidification mechanism 4, water tank 41, water pump 42, water supply pipe 43, hose 44, water delivery pipe 45, atomizing nozzle 46, stirring member 5, connecting rod 51, stirring rod 52, reciprocating rotation mechanism 6, second motor 601, first support plate 602, second support plate 603, transmission belt 604, first gear 605, second gear 606, third gear 607, first rotating shaft 608, second rotating shaft 609, third rotating shaft 610, electric heating tube 7. DETAILED DESCRIPTION

[0032] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0033] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] Embodiment 1:

[0036] like Figure 1 to Figure 3As shown, a tea fermentation machine comprises a fermentation box 1, a box door 11 is hingedly connected to the front side of the fermentation box 1, and a plurality of supporting legs 12 are arranged in a circumferential array at the bottom of the fermentation box 1;

[0037] A placing rack 2, wherein the placing rack 2 is in an "L"-shaped structure, and a plurality of fermentation net disks 21 are detachably connected to the placing rack 2, wherein the fermentation net disks 21 are circular disk structures with an opening at the upper end, and the plurality of fermentation net disks 21 are distributed in a vertical array along the placing rack 2;

[0038] A lifting mechanism 3, wherein the lifting mechanism 3 is vertically arranged on one side of the placement rack 2;

[0039] A humidifying mechanism 4, wherein the humidifying mechanism 4 is provided with a plurality of humidifying ends, and is provided corresponding to a plurality of fermentation net disks 21, and the plurality of humidifying ends are respectively located above the plurality of fermentation net disks 21;

[0040] A stirring member 5, wherein a plurality of stirring members 5 are provided corresponding to the fermentation net disks 21, and the plurality of stirring members 5 are respectively located above the plurality of fermentation net disks 21 and below the humidification end;

[0041] The outer sides of the plurality of humidifying ends and the stirring member 5 are connected to the driving end of the lifting mechanism 3;

[0042] A reciprocating rotating mechanism 6, wherein the reciprocating rotating mechanism 6 is arranged at the bottom of the fermentation box 1, and the driving end of the reciprocating rotating mechanism 6 penetrates the bottom of the fermentation box 1 upward and is connected to the bottom of the placement rack 2, and can drive the placement rack 2 to reciprocate, and the axis of the fermentation net plate 21 is coaxial with the axis of the reciprocating rotating mechanism 6;

[0043] The heating element is arranged on the inner wall of the fermentation box 1 and located on the outer side of the placement rack 2.

[0044] As a preferred solution, the lifting mechanism 3 includes a first motor 31, a lead screw 32, a mounting plate 33 and a slide rod 34;

[0045] The first motor 31 is arranged on the top wall of the fermentation box 1, and the driving end of the first motor 31 penetrates downward through the top wall of the fermentation box 1 and is connected to the upper end of the screw 32, and the screw 32 is vertically rotatably connected to the fermentation box 1, and the sliding rod 34 is vertically arranged in the fermentation box 1 and is located on one side of the screw 32. Several mounting plates 33 are arranged corresponding to several fermentation net disks 21, and one side of several mounting plates 33 is threadedly sleeved on the screw 32, and the other side of several mounting plates 33 is slidably sleeved on the sliding rod 34. Several mounting plates 33 are respectively arranged above several fermentation net disks 21, and the humidifying end and the stirring member 5 are connected to the inner wall of the mounting plate 33 and are arranged along the radial direction of the fermentation net disk 21. By starting the first motor 31 to drive the lead screw 32 to rotate, the plurality of mounting plates 33 are driven to move downward along the slide rod 34 synchronously, thereby driving the humidifying end on the mounting plate 33 to move downward to humidify the tea leaves in the fermentation net plate 21, and synchronously driving the agitator 5 to move downward until the agitator 5 extends into the tea leaves in the fermentation net plate 21. When the reciprocating rotating mechanism 6 drives the placement rack 2 and the fermentation net plate 21 to rotate, the agitator 5 stirs the tea leaves and cooperates with the humidifying end to humidify, so that the humidification is more uniform and the fermentation effect is better.

[0046] As a preferred embodiment, the humidifying mechanism 4 includes a water tank 41, a water pump 42, a water supply pipe 43, a hose 44, a water delivery pipe 45 and an atomizing nozzle 46. The water tank 41 and the water pump 42 are both arranged on the outer peripheral wall of the fermentation box 1. The water outlet of the water tank 41 is connected to the water inlet of the water pump 42. The water supply pipe 43 is vertically arranged on the inner side wall of the fermentation box 1 and is arranged opposite to the heating element. The water inlet of the water supply pipe 43 penetrates the side wall of the fermentation box 1 outward, extends out of the fermentation box 1 and is connected to the water outlet of the water pump 42. The lower side of the water delivery pipe 45 is connected to several atomizing nozzles 46 distributed in an array. Several water delivery pipes 45 are arranged corresponding to several fermentation net plates 21. Several water delivery pipes 45 are correspondingly arranged above several fermentation net plates 21. The water inlet on the upper side of the water delivery pipe 45 is connected to the water outlet of the water supply pipe 43 through the hose 44. The atomizing nozzle 46 is located above the agitator 5. The water in the water tank 41 is pumped into the water supply pipe 43 through the water pump 42, and the water supply pipe 43 transports the water to several water pipes 45 through the hose 44, and the tea leaves in the fermentation net plate 21 are humidified through the atomizing nozzle on the lower side of the water pipe 45. As the reciprocating rotating mechanism 6 drives the placement rack 2 and the fermentation net plate 21 to rotate, the atomized water can be evenly contacted with the tea leaves, thereby improving the humidification efficiency. The entire tea fermentation machine has high fermentation efficiency, good humidification effect and high stability.

[0047] As a preferred solution, the stirring member 5 includes a connecting rod 51 and a stirring rod 52, wherein the connecting rod 51 is horizontally arranged on the inner side wall of the mounting plate 33, and the connecting rod 51 is arranged along the radial direction of the fermentation net disk 21, and a plurality of stirring rods 52 are arranged in an array on the lower side of the connecting rod 51. The stirring rod 52 is extended into the top of the fermentation net disk 21 through the connecting rod 51, and the connecting rod 51 and the stirring rod 52 are driven to move downward synchronously through the lifting mechanism 3, so that the stirring rod 52 is extended into the tea leaves in the fermentation net disk 21, and when the reciprocating rotating mechanism 6 drives the placement rack 2 and the fermentation net disk 21 to rotate, on the one hand, it can drive the tea leaves in the fermentation net disk 21 to rotate and cooperate with the stirring rod 52 to stir the tea leaves in the fermentation net disk 21, and while stirring, the humidification end above the stirring member 5 humidifies the tea leaves, so that the humidification is more uniform, the humidification effect is better, and the fermentation efficiency is improved.

[0048] As a preferred solution, the reciprocating rotation mechanism 6 includes a second motor 601, a first support plate 602, a second support plate 603, a transmission belt 604, a first gear 605, a second gear 606, a third gear 607, a first rotating shaft 608, a second rotating shaft 609 and a third rotating shaft 610;

[0049] The first support plate 602 and the second support plate 603 are vertically spaced apart and arranged on the support leg 12;

[0050] The first gear 605 is rotatably connected between the upper surface of the first support plate 602 and the bottom of the fermentation box 1 through the first rotating shaft 608, and the upper end of the first rotating shaft 608 penetrates the bottom of the fermentation box 1 and extends into the fermentation box 1 and is connected to the bottom of the placement rack 2;

[0051] The second gear 606 and the third gear 607 are rotatably connected to the first support plate 602 through the second rotating shaft 609 and the third rotating shaft 610. The lower ends of the second rotating shaft 609 and the third rotating shaft 610 both penetrate the first support plate 602 downward, and the transmission belt 604 is sleeved on the outer peripheral walls of the second rotating shaft 609 and the third rotating shaft 610.

[0052] The second motor 601 is disposed at the bottom of the second support plate 603, and the driving end of the second motor 601 passes through the second support plate 603 upward and is connected to the lower end of the second rotating shaft 609;

[0053] The second gear 606 and the third gear 607 are respectively located on both sides of the first gear 605. The second gear 606 and the third gear 607 are both half gears. The radii of the second gear 606 and the third gear 607 are R2 and R3 respectively. The radius of the first gear 605 is R1, R2=R3=2*R2, and the second gear 606 and the third gear 607 can both mesh with the first gear 605. In this embodiment, the tooth profiles of the second gear 606 and the third gear 607 are arranged on the same side, so that the first gear 605 can mesh with the second gear 606 and the third gear 607 in sequence when rotating.

[0054] In this embodiment, the second motor 601 is started to drive the second shaft 609 to rotate, which drives the transmission belt 604 to rotate. The transmission belt 604 drives the third shaft 610 to rotate synchronously, thereby driving the second gear 606 and the third gear 607 to rotate in the same direction. Specifically, when the tooth shape of the second gear 606 meshes with the first gear 605, the first gear 605 is driven to rotate one circle, thereby driving the first shaft 608 and the placement rack 2 and the fermentation net plate 21 at the upper end of the first shaft 608 to rotate, until the lifting mechanism 3 abuts against the side wall of the "L"-shaped structure placement rack 2, and the first gear 605 disengages from the third gear 606. After the two gears 606 are engaged, the first gear 605 is meshed with the teeth of the third gear 607, and the third gear 607 drives the first gear 605 to rotate in the opposite direction for one circle until the lifting mechanism 3 abuts against the other side wall of the "L"-shaped structure placement rack 2, and the first gear 605 disengages from the engagement of the third gear 607, and drives the placement rack 2 and the fermentation net plate 21 to rotate back and forth in this way, so that the humidification end can fully humidify the fermentation net plate 21, and cooperate with the stirring member 5 to stir the tea leaves in the fermentation net plate 21, so that the humidification effect is more uniform, the humidification effect is better, and the fermentation efficiency is improved.

[0055] As a preferred solution, the heating element is an electric heating tube 7, which is fixedly arranged on the left inner wall of the fermentation box 1. The electric heating tube 7 is arranged in the fermentation box 1, and the electric heating tube 7 is started by an external control system to heat the fermentation box 1, so as to facilitate drying of the tea leaves in the fermentation net plate 21. In this embodiment, a blower is also arranged at the bottom of the fermentation box 1, and the heat generated by the electric heating tube 7 is blown to the fermentation net plate 21 by the blower, so that the drying effect is better and the fermentation efficiency is higher.

[0056] As a preferred solution, a plurality of mounting blocks 22 are arranged in a vertical array on the inner side wall of the placement rack 2, and a slot 23 is provided on the mounting block 22. A snap-in block 24 is provided on one side of the fermentation net disk 21 corresponding to the slot 23, and the snap-in block 24 is snap-fitted with the slot 23. By setting the snap-in block 24 to snap-fit ​​with the slot 23, the fermentation net disk 21 can be detachably connected to the placement rack 2. During fermentation, it is convenient to install the fermentation net disk 21 on the placement rack 2. After fermentation is completed, it is convenient to take out the fermentation net disk 21, so that the tea fermentation efficiency is higher.

[0057] The working mode of the utility model is as follows:

[0058] When in use, first place the tea leaves in the fermentation net plate 21, which is a hollow structure for heating and humidification. Open the box door 11, and connect several fermentation net plates 21 detachably to the placement rack 2 through the engagement of the snap-fit ​​block 24 with the snap-fit ​​slot 23. Then close the box door 11 and the fermentation box 1, start the first motor 31 to drive the lead screw 32 to rotate, thereby driving several mounting plates 33 to move downward along the slide rod 34 synchronously, thereby driving the humidification end on the mounting plate 33 to move downward, and synchronously driving the stirring member 5 to move downward until the stirring rod 52 extends into the tea leaves in the fermentation net plate 21, and start the second motor 601 to drive the second rotating shaft 609 rotates, driving the transmission belt 604 to rotate, and the transmission belt 604 drives the third rotating shaft 610 to rotate synchronously, thereby driving the second gear 606 and the third gear 607 to rotate in the same direction. Specifically, when the tooth shape of the second gear 606 meshes with the first gear 605, it drives the first gear 605 to rotate one circle, and then drives the first rotating shaft 608 and the placement rack 2 and the fermentation net plate 21 at the upper end of the first rotating shaft 608 to rotate, until the lifting mechanism 3 abuts against the side wall of the "L"-shaped structure placement rack 2, after the first gear 605 disengages from the meshing of the second gear 606, the first gear 605 meshes with the tooth shape of the third gear 607, and the third The gear 607 drives the first gear 605 to rotate in the opposite direction for one circle until the lifting mechanism 3 abuts against the other side wall of the "L"-shaped structure placement rack 2, and the first gear 605 disengages from the meshing of the third gear 607, and drives the placement rack 2 and the fermentation net plate 21 to reciprocate in this way; at the same time, the water pump 42 is started to pump the water in the water tank 41 into the water supply pipe 43, and the water supply pipe 43 transports the water to several water pipes 45 through the hose 44, and humidifies the tea leaves in the fermentation net plate 21 through the atomizing nozzle on the lower side of the water pipe 45. As the reciprocating rotation mechanism 6 drives the placement rack 2 and the fermentation net plate 21 to rotate, and cooperates with the stirring member 5 The tea leaves in the fermentation net disk 21 are stirred so that the atomized water can be evenly contacted with the tea leaves, and the tea leaves in the fermentation net disk 21 are fully humidified, so that the humidification effect is more uniform, and the humidification efficiency is improved. The entire tea fermentation machine has high fermentation efficiency, good humidification effect, and high stability; and the electric heating tube 7 is started through an external control system to heat the fermentation box 1, which is convenient for drying the tea leaves in the fermentation net disk 21 and improving the fermentation efficiency. After the fermentation is completed, the fermentation net disk 21 is conveniently taken out by the engagement of the engaging block 24 with the engaging slot 23, and the fermented tea leaves can be quickly taken out, so that the tea fermentation efficiency is higher.

[0059] The utility model is described in detail above. The description of the specific embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A tea fermentation machine, characterized in that: include A fermentation box (1), wherein a door (11) is hingedly connected to the front side of the fermentation box (1), and a plurality of supporting legs (12) are arranged in a circumferential array at the bottom of the fermentation box (1); A placement rack (2), the placement rack (2) is in an "L"-shaped structure, a plurality of fermentation net disks (21) are detachably connected to the placement rack (2), the fermentation net disks (21) are in a disc structure with an opening at the upper end, and the plurality of fermentation net disks (21) are distributed in a vertical array along the placement rack (2); A lifting mechanism (3), wherein the lifting mechanism (3) is vertically arranged on one side of the placement rack (2); A humidifying mechanism (4), wherein the humidifying mechanism (4) is provided with a plurality of humidifying ends, and is provided corresponding to a plurality of fermentation net disks (21), and the plurality of humidifying ends are respectively located above the plurality of fermentation net disks (21); A stirring member (5), wherein a plurality of stirring members (5) are provided corresponding to the fermentation net disks (21), and the plurality of stirring members (5) are respectively located above the plurality of fermentation net disks (21) and below the humidification end; The outer sides of the plurality of humidifying ends and the stirring member (5) are connected to the driving end of the lifting mechanism (3); A reciprocating rotating mechanism (6), wherein the reciprocating rotating mechanism (6) is arranged at the bottom of the fermentation box (1), the driving end of the reciprocating rotating mechanism (6) penetrates the bottom of the fermentation box (1) upward and is connected to the bottom of the placement rack (2), and can drive the placement rack (2) to reciprocate, and the axis of the fermentation net plate (21) is coaxial with the axis of the reciprocating rotating mechanism (6); A heating element is arranged on the inner wall of the fermentation box (1) and is located outside the placement rack (2).

2. A tea fermentation machine according to claim 1, characterized in that: The lifting mechanism (3) comprises a first motor (31), a lead screw (32), a mounting plate (33) and a sliding rod (34); The first motor (31) is arranged on the top wall of the fermentation box (1), and the driving end of the first motor (31) penetrates downward through the top wall of the fermentation box (1) and is connected to the upper end of the lead screw (32). The lead screw (32) is vertically rotatably connected to the fermentation box (1). The sliding rod (34) is vertically arranged in the fermentation box (1) and is located on one side of the lead screw (32). Several mounting plates (33) are arranged corresponding to several fermentation net disks (21). One side of several mounting plates (33) is threadedly sleeved on the lead screw (32), and the other side of several mounting plates (33) is slidably sleeved on the sliding rod (34). Several mounting plates (33) are respectively arranged above several fermentation net disks (21). The humidifying end and the stirring member (5) are connected to the inner wall of the mounting plate (33) and are arranged along the radial direction of the fermentation net disk (21).

3. A tea fermentation machine according to claim 2, characterized in that: The humidifying mechanism (4) comprises a water tank (41), a water pump (42), a water supply pipe (43), a hose (44), a water delivery pipe (45) and an atomizing nozzle (46). The water tank (41) and the water pump (42) are both arranged on the outer peripheral wall of the fermentation box (1). The water outlet of the water tank (41) is connected to the water inlet of the water pump (42). The water supply pipe (43) is vertically arranged on the inner side wall of the fermentation box (1) and is arranged opposite to the heating element. The water inlet of the water supply pipe (43) penetrates outwardly through the inner side wall of the fermentation box (1). The side wall extends out of the fermentation box (1) and is connected to the water outlet of the water pump (42). The lower side of the water pipe (45) is connected to a plurality of atomizing nozzles (46) distributed in an array. The water pipes (45) are provided with a plurality of corresponding fermentation net plates (21). The plurality of water pipes (45) are correspondingly provided above the plurality of fermentation net plates (21). The water inlet on the upper side of the water pipe (45) is connected to the water outlet of the water supply pipe (43) through a hose (44). The atomizing nozzle (46) is located above the agitator (5).

4. A tea fermentation machine according to claim 2, characterized in that: The stirring member (5) comprises a connecting rod (51) and a stirring rod (52), wherein the connecting rod (51) is horizontally arranged on the inner wall of the mounting plate (33), and the connecting rod (51) is arranged radially along the fermentation net plate (21), and a plurality of stirring rods (52) are arranged in an array on the lower side of the connecting rod (51).

5. A tea fermentation machine according to claim 1, characterized in that: The reciprocating rotating mechanism (6) comprises a second motor (601), a first supporting plate (602), a second supporting plate (603), a transmission belt (604), a first gear (605), a second gear (606), a third gear (607), a first rotating shaft (608), a second rotating shaft (609) and a third rotating shaft (610); The first support plate (602) and the second support plate (603) are arranged on the support leg (12) at intervals in the vertical direction; The first gear (605) is rotatably connected between the upper surface of the first support plate (602) and the bottom of the fermentation box (1) via a first rotating shaft (608); the upper end of the first rotating shaft (608) penetrates the bottom of the fermentation box (1), extends into the fermentation box (1), and is connected to the bottom of the placement rack (2); The second gear (606) and the third gear (607) are rotatably connected to the first support plate (602) via the second rotating shaft (609) and the third rotating shaft (610); the lower ends of the second rotating shaft (609) and the third rotating shaft (610) both pass through the first support plate (602) downward, and the transmission belt (604) is sleeved on the outer peripheral walls of the second rotating shaft (609) and the third rotating shaft (610); The second motor (601) is arranged at the bottom of the second support plate (603), and the driving end of the second motor (601) passes through the second support plate (603) upwards and is connected to the lower end of the second rotating shaft (609); The second gear (606) and the third gear (607) are respectively located on both sides of the first gear (605); the second gear (606) and the third gear (607) are both half gears; the radii of the second gear (606) and the third gear (607) are R2 and R3 respectively; the radius of the first gear (605) is R1, R2=R3=2*R2; the second gear (606) and the third gear (607) are both able to mesh with the first gear (605).

6. A tea fermentation machine according to claim 1, characterized in that: The heating element is an electric heating tube (7), and the electric heating tube (7) is fixedly arranged on the left inner wall of the fermentation box (1).

7. A tea fermentation machine according to claim 1, characterized in that: A plurality of mounting blocks (22) are arranged in a vertical array on the inner side wall of the placement rack (2), and a card slot (23) is provided on the mounting block (22). A card connection block (24) is arranged on one side of the fermentation net plate (21) corresponding to the card slot (23), and the card connection block (24) is card-connected with the card slot (23).

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