CN112868829B - Tea frying machine and tea frying method - Google Patents

Abstract

The invention discloses a tea frying machine and a tea frying method, relating to the field of agricultural machinery, and the technical scheme is characterized by comprising a frame, wherein a drying barrel is arranged on the frame, a feed inlet and a discharge outlet are arranged on the upper side and the lower side of the drying barrel, a material pushing plate which is used for placing tea leaves after being fried and can be lifted and lowered in a reciprocating manner along the axial direction of the drying barrel and a lifting device used for lifting and lowering the height of the material pushing plate in a reciprocating manner are arranged in the drying barrel, the lifting device comprises a weight measuring instrument which is used for measuring the weight of the tea leaves on the material pushing plate and converting the weight of the tea leaves into signals to be output, the receiving signal carries out the processing subassembly of contrasting with the setting value and with the transmission subassembly of processing subassembly result control scraping wings altitude variation, still be equipped with axially arranged and differential cross rotatory first blade and second blade and be used for the rotary device of the rotatory first blade of cross differential and second blade angle on the drying barrel, the technological effect is that turn over to fry evenly, inboard drying turns over to fry no dead angle.

Description

Tea frying machine and tea frying method

Technical Field

The invention relates to the field of agricultural machinery, in particular to a tea frying machine and a tea frying method.

Background

China is always a big tea-producing country, fresh tea leaves are collected from tea trees and then have high water content and need to be dried for storage, the existing tea frying machine mainly dries the tea leaves by contacting the tea leaves with a high-temperature iron wall, the fresh tea leaves have moisture and are stacked mutually, the tea leaves on the surfaces are dried quickly, the tea leaves in the inner part are still wet, and the drying degree of the tea leaves after frying is different.

Disclosure of Invention

The invention aims to provide a tea frying machine and a tea frying method, which have the advantages of uniform stir-frying, dry inner side and no dead angle in stir-frying.

The technical purpose of the invention is realized by the following technical scheme:

a tea frying machine and a tea frying method comprise a rack, wherein an inclined support frame is arranged on the upper side of the rack, a drying barrel which is fixedly connected is arranged on the support frame, a feeding hole and a discharging hole are formed in the upper side and the lower side of the drying barrel, a material pushing plate which is used for placing tea leaves which are fried and can be lifted up and down in a reciprocating mode along the axial direction of the drying barrel and a lifting device used for lifting the material pushing plate in a reciprocating mode are arranged in the drying barrel;

the lifting device comprises a weight measuring instrument for measuring the weight of the tea leaves on the material pushing plate and converting the weight of the tea leaves into a signal to be output, a processing component for receiving the signal and comparing the signal with a set value, and a transmission component for controlling the height change of the material pushing plate according to the result of the processing component;

the drying barrel is also provided with a first blade and a second blade which are axially arranged and rotate in a differential speed cross manner, and a rotating device for rotating the first blade and the second blade in a cross differential speed manner by an angle;

the rotating device comprises a matching assembly for matching the rotating speed of the first blade and the rotating speed of the second blade according to the mass change on the material pushing plate;

the matching assembly comprises a rotating assembly for linking the first blade and the second blade to axially cross and rotate, a control assembly for receiving a processing assembly signal and a linkage assembly for converting the control assembly signal into the rotating assembly to axially cross and rotate.

By adopting the technical scheme, the tea leaves are stir-fried by utilizing reverse rotation, so that the tea leaves in a continuous pile are subjected to opposite forces, the tea leaves roll in opposite directions, the tea leaves on the inner side are exposed, the wet tea leaves on the inner side are mixed with hot air on the outer side, meanwhile, the crossed tea leaves are mixed with each other, the tea leaves in different degrees are mixed, and all parts are uniformly heated; the tea leaves fall under the action of gravity after being stir-fried, and after the tea leaves reach a set value, the tea leaves on the lower side return to the drying chamber to be stir-fried again through pushing, so that the stir-frying is more thorough, and meanwhile, the tea leaves falling under the action of gravity and the tea leaves pushing upwards are mutually and crossly mixed again without dead angles.

Further setting: the linkage assembly includes a power assembly for providing power to the rotating assembly and a conversion assembly for converting the single power of the power assembly into differential rotation of the first and second blades.

By adopting the technical scheme, the tea leaves are subjected to multiple stir-frying, so that more stir-frying are obtained, the tea leaves are mixed more uniformly, meanwhile, a plurality of groups of stir-frying in different directions are utilized to stir and roll the tea leaves, the tea leaves at the inner side are exposed and mixed with the tea leaves at the outer side, and meanwhile, the stir-frying in opposite directions is used for mixing the tea leaves in a crossed manner, so that the tea leaf mixing is promoted; the tea is divided into small blocks by utilizing uneven stress, so that the dried tea at the inner side is exposed to be in contact with hot air at the outer side, and the dried tea is in uniform contact, so that the tea is more uniform.

Further setting: the processing assembly comprises a weight measuring spring at the rear side of the material pushing plate, the weight measuring spring is fixedly connected with the material pushing plate, one end of the weight measuring instrument is provided with a single chip microcomputer, the single chip microcomputer is communicated with the weight measuring instrument, one end of the weight measuring instrument is provided with a power supply, and one end of the power supply is connected with the control motor;

the transmission assembly comprises a pushing rod arranged in the center of the pushing plate, the pushing rod is fixedly connected with the pushing plate, a movable channel is arranged on the rack, the pushing rod is connected with the movable channel in a sliding fit manner, a pushing cam is arranged on the rear side of the pushing rod and connected with the movable channel in a rotating fit manner, a pushing shaft is arranged on the pushing cam close to the center of the circle and communicated with a control motor.

Through adopting above-mentioned technical scheme, utilize elastic support, make the tealeaves that receives gravity whereabouts and have certain potential energy cushion, avoid tealeaves direct impact scraping wings breakage, utilize weight control scraping wings to send the tealeaves of whereabouts back to simultaneously and go on the secondary to turn over the stir-fry, make to turn over the stir-fry more even, utilize whereabouts tealeaves and the back-feed tealeaves cross mixing, make the common drying of inside dry tealeaves, improve tealeaves quality.

Further setting: the rotating assembly comprises a drying chamber on the drying barrel, a driving shaft is arranged in the drying chamber, a first blade is fixedly connected with the driving shaft, a driving shaft sleeve is arranged on the lower side of the first blade, the driving shaft sleeve is connected with the driving shaft in a rotating fit mode, and a second blade is fixedly connected with the driving shaft sleeve;

the control assembly comprises a processor arranged on the side wall of the drying barrel, and the processor is in wireless transmission with the single chip microcomputer.

Through adopting above-mentioned technical scheme, utilize opposite direction to rotate to turn over stir-fry tealeaves, make the tealeaves of piling receive opposite direction, make the tealeaves dispersion of piling, make inboard tealeaves expose with outside hot-air contact, opposite direction tealeaves cross mixing simultaneously makes the clearance of both sides tealeaves filled, makes the even dry tealeaves of steam in the tealeaves, utilizes turning over of treater real time control tealeaves to fry simultaneously.

Further setting: the first blade and the second blade are provided with more than two leakage holes which are arranged intermittently and are polygonal.

Through adopting above-mentioned technical scheme, make the moist tealeaves of caking become the tealeaves of dispersion and remove, make the moist tealeaves in the whole heap of tealeaves expose, mix with the hot-air contact, the tealeaves that flows to the small opening simultaneously makes atmospheric pressure change, makes the inside formation of hot-air flow, contacts with tealeaves, makes tealeaves fully dried by steam.

Further setting: the power component comprises a stir-frying motor arranged on the rack, the stir-frying motor is fixedly connected with the rack, an input shaft is arranged on the front side of the stir-frying motor, the input shaft is fixedly connected with the stir-frying motor, an input belt pulley is arranged on the input shaft, the input belt pulley is fixedly connected with the input shaft, an output shaft is arranged on one side of the input shaft, an output belt pulley is arranged on the output shaft, the diameter of the output belt pulley is larger than that of the input belt pulley, and the output belt pulley is connected with the input belt pulley through a transmission belt.

Through adopting above-mentioned technical scheme, utilize the belt transmission, carry out remote transmission to can reduce the height of motor, thereby reduce the focus of turning over the machine of stir-fry, guarantee to turn over the steady of machine of stir-fry, increase the rolling disc diameter simultaneously, reduce slew velocity, utilize the increase to rotate the periphery, slow down slew velocity and increase rotation torque, thereby guarantee to turn over the tealeaves that stir-fry quality is big.

Further setting: the conversion component comprises a first input bevel gear on the output shaft, the first input bevel gear is fixedly connected with the output shaft, a first input bevel gear is arranged on one side of a first bevel gear, the first input bevel gear is meshed with the first output bevel gear, the first input bevel gear is fixedly connected with the driving shaft, an input gear is arranged on the driving shaft sleeve, the input gear is fixedly connected with the driving shaft sleeve, a transition shaft is arranged on one side of the input gear, an output gear is arranged on the transition shaft, the output gear is meshed with the input gear, the diameter of the output gear is smaller than that of the input gear, a second output bevel gear is arranged on one side of the transition shaft, a second input bevel gear is arranged on the output shaft, and the second input bevel gear is meshed with the second output bevel gear.

Through adopting above-mentioned technical scheme, the power that makes the unidirectional output passes through the cooperation of gear train, changes the output direction, makes the direction and the gravity of motor perpendicular, guarantees that the stress of motor internals is even, utilizes opposite gear train setting simultaneously, guarantees that the cutting turns over the stir-fry to improve the rotation moment of torsion, drive to turn over stir-fry mechanism and turn over the tealeaves that the stir-fry quality is big.

Further setting: one end of the drying barrel is provided with a drying tank, one end of the drying tank is provided with a communicated gas transmission channel, and a liftable gas outlet piston and an extrusion mechanism for lifting the height of the gas outlet piston, which are used for extruding hot gas to be discharged, are arranged in the gas transmission channel;

the extrusion mechanism comprises a related component which is linked with the air outlet piston to lift along the air conveying channel, a driving component connected with the air outlet motor and a changing component which converts the rotating action of the driving component into the lifting action of the related component.

Through adopting above-mentioned technical scheme, the hot-air volume of compression makes hot-air pressure increase, makes the orderly input of steam in the drying cylinder to the drying bucket, and steam has certain velocity of flow simultaneously, pierces through accumulational tealeaves, makes the inside even drying that obtains of tealeaves, makes tealeaves dispersion simultaneously for drying rate.

Further setting: the association component comprises a movable connecting rod arranged on the air outlet piston, and the movable connecting rod is hinged with the air outlet valve;

the driving assembly comprises a coaxially rotating movable disc arranged at one end of the air outlet motor;

the change component comprises a movable connecting rod and a movable disc which are fixedly connected.

Through adopting above-mentioned technical scheme, make steam add gradually, avoid a large amount of steam in the twinkling of an eye to add, make tealeaves and steam fully contact, keep the temperature in the drying bucket even, intermittent type output steam makes tealeaves and steam turn over gradually to fry evenly, guarantees the quality of tealeaves.

Further setting: a method for frying tea, a tea-frying method,

a. tea input: opening the feed inlet, and orderly pouring five to ten kilograms of wet tea leaves into a drying barrel;

b. and (3) stir-frying tea leaves: starting an air outlet motor to enable the temperature of hot air to reach over fifty ℃, intermittently conveying the hot air to a drying barrel through an extrusion mechanism, starting a stir-frying motor to enable a first blade and a second blade to rotate in the cross direction at the frequency of 60 revolutions per second, and enabling tea leaves to roll and contact the hot air;

c. and (3) secondary stir-frying: when the tea quality on the pushing plate reaches half of the input tea quality, the single chip microcomputer enables the control motor to be started, and the tea on the pushing plate is pushed back to the upper side to be continuously stir-fried;

d. tea output: and when the stir-frying time reaches ten to twelve minutes, stopping turning over the motor, and outputting the tea leaves from the discharge hole.

Through adopting above-mentioned technical scheme, make moist tealeaves and steam fully contact, make the temperature on tealeaves surface even, avoid tealeaves burnt crisp, utilize suitable turnover speed simultaneously, make tealeaves roll to inboard tealeaves fully contacts with hot-air, evenly becomes dry, utilizes the scraping wings, pushes back after making tealeaves reach certain quality and carries out the secondary and turn over the stir-fry, makes tealeaves obtain fully dry, obtains the tealeaves of high quality.

Drawings

FIG. 1 is a schematic front view of a first preferred embodiment;

FIG. 2 is a front sectional structural view of the first preferred embodiment;

FIG. 3 is a front sectional view schematically illustrating the first preferred embodiment;

FIG. 4 is an enlarged schematic view of the structure A of FIG. 3 in accordance with a first preferred embodiment;

fig. 5 is an enlarged schematic view of the structure B of fig. 3 in the first preferred embodiment.

In the figure, 100, a drying chamber; 101. a drive shaft; 102. a first blade; 103. a driving shaft sleeve; 104. a second blade; 105. a leak hole;

200. a material pushing plate; 201. a push rod; 202. a movable channel; 203. pushing the cam; 204. pushing the shaft; 205. controlling the motor; 206. a weight measuring spring; 207. a weight measuring instrument; 208. a single chip microcomputer; 209. a power source;

300. a stir-frying motor; 301. an input shaft; 302. inputting a belt pulley; 303. an output shaft; 304. an output belt pulley; 305. a drive belt; 306. a first output bevel gear; 307. a first input bevel gear; 310. an input gear; 311. a transition shaft; 312. an output gear; 313. a second output bevel gear; 314. a second input bevel gear; 315. a processor;

400. a drying tank; 401. a gas transmission channel; 402. an intake valve; 403. an air outlet piston; 404. an air outlet valve; 405. an air output pipe; 406. a movable connecting rod; 407. a movable tray; 408. an air outlet motor;

500. a frame; 501. a support frame; 502. a feed inlet; 503. a discharge port; 504. drying the barrel;

1. a lifting device; 2. a rotating device;

11. a processing component; 12. a transfer assembly;

21. a rotating assembly; 22. a control component; 24. A power assembly; 25. a conversion assembly;

30. an extrusion mechanism; 31. an association component; 32. a drive assembly.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

First preferred embodiment:

a tea frying machine and a tea frying method are disclosed, as shown in fig. 1 and fig. 2, the tea frying machine comprises a rack 500, a support frame 501 is arranged on the lower side of the rack 500 to ensure the stability of the tea frying machine, a drying barrel 504 fixedly connected with the support frame 501 is arranged on the support frame 501, the drying barrel 504 is provided with a first blade 102 and a second blade 104 which are axially arranged and rotate in a differential cross mode and a rotating device 2 used for rotating the first blade 102 and the second blade 104 in a cross differential mode at different angles, and the rotating device 2 comprises a matching component which matches the rotating speed of the first blade 102 and the rotating speed of the second blade 104 according to the change of the mass of a material pushing plate 200.

As shown in FIG. 3, the mating assembly includes a rotating assembly 21 that coordinates the axial cross-rotation of the first blade 102 and the second blade 104, a control assembly 22 that receives signals from the processing assembly 11, and a linkage assembly that translates the signals from the control assembly 22 into an axial cross-rotation of the rotating assembly 21.

The rotating assembly 21 stir-fries tea leaves in multiple stages through two or more sets of symmetrically arranged impeller components, the rotating assembly 21 comprises a drying chamber 100 arranged on a rack 500, the drying chamber 100 stir-fries tea leaves, a driving shaft 101 is arranged in the drying chamber 100, one end of the driving shaft 101 is connected with a linkage assembly, a first blade 102 is fixedly connected with the driving shaft 101 to enable the first blade 102 to rotate along with the driving shaft 101, a driving shaft sleeve 103 is arranged at the lower side of the first blade 102, the driving shaft sleeve 103 is connected with the driving shaft 101 in a rotating matching manner, a second blade 104 is fixedly connected with the driving shaft sleeve 103 and moves opposite to the first blade 102 to enable the tea leaves flowing downwards under gravity to be stir-fried reversely, so that the tea leaves at the inner side are exposed, the tea leaves at the two sides move oppositely to form cross mixing, the tea leaves at the outer side enter the tea leaves in the inner side, and the tea leaves with certain inertia are enabled to mutually impact with each other tea leaves rotated, thereby the tea leaves at one side fill the gap of the tea leaves at the other side, the hot air in the gaps in the tea leaves is dried in a cross way, so that the inner part and the outer part of the tea leaves are dried uniformly and separated from each other without caking.

The control component 22 comprises a processor 315 arranged on the side wall of the drying barrel 504, the processor 315 is in wireless transmission with the single chip microcomputer 208, the first blade 102 and the second blade 104 are provided with leakage holes 105, the leakage holes 105 are arranged intermittently, the blades rotate to drive the tea leaves to rotate together, the tea leaves form a reaction force when rotating to enable hot air to extrude the tea leaves, the tea leaves at the leakage holes 105 are output from the leakage holes 105, the agglomerated wet tea leaves are changed into scattered tea leaves to move, the wet tea leaves in the whole pile of tea leaves are exposed to be in contact with the hot air to be mixed, meanwhile, the tea leaves flowing to the leakage holes 105 enable the air pressure to be changed, the hot air is enabled to flow inside and to be in contact with the tea leaves, the hot air of the tea leaves is enabled to be dried, the leakage holes 105 are polygonal, and when the flowing tea leaves flow out from the leakage holes 105, the blockage of the leakage holes 105 is avoided.

As shown in fig. 3, a material pushing plate 200 for placing the stir-fried tea leaves and capable of reciprocating up and down along the axial direction of the drying barrel 504 and a lifting device 1 for reciprocating up and down the height of the material pushing plate 200 are arranged in the drying barrel 504, the lifting device 1 comprises a weight measuring instrument 207 for measuring the weight of the tea leaves on the material pushing plate 200 and converting the weight into a signal to be output, a processing assembly 11 for receiving the signal and comparing the signal with a set value, and a transmission assembly 12 for controlling the height change of the material pushing plate 200 according to the result of the processing assembly 11.

The transfer component 12 pushes tea leaves to reversely feed for the second stir-frying through a symmetrically arranged cam structure, the transfer component 12 comprises a push plate 200 which is connected with the drying chamber 100 in a sliding fit manner and pushes the tea leaves falling under gravity to reversely push back for the second stir-frying, a push rod 201 is arranged in the center of the push plate 200, the push rod 201 is fixedly connected with the push plate 200, a movable channel 202 is arranged on the frame 500, the push rod 201 is connected with the movable channel 202 in a sliding fit manner, so that the push plate 200 is stressed uniformly, the situation that the tea leaves are difficult to push due to inclination of the push plate 200 is avoided, a push cam 203 is arranged on the rear side of the push rod 201, the push plate 200 moves back and forth through different cam structure strokes, the tea leaves are pushed back to the drying chamber 100 for the second stir-frying, the push cam 203 is connected with the movable channel 202 in a rotating fit manner, a push shaft 204 is arranged near the center of the circle of the push cam 203, the push shaft 204 is communicated with a control motor 205, the tea leaves are pushed back to the drying chamber 100 for the second stir-frying, meanwhile, the tea leaves moving upwards and the tea leaves falling under the gravity are mixed in a cross mode, so that the tea leaves are mixed more uniformly.

The processing assembly 11 comprises a weight measuring spring 206 arranged at the rear side of the material pushing plate 200, the weight measuring spring 206 is fixedly connected with the material pushing plate 200, the material pushing plate 200 has certain buffering through elastic restoration of the spring, the material pushing plate 200 is prevented from being broken due to impact, the weight of falling tea leaves is measured through a weight measuring instrument 207, the pushing plate is pushed after the weight of the tea leaves reaches a certain value, a single chip microcomputer 208 is arranged at one end of the weight measuring instrument 207, the single chip microcomputer 208 is communicated with the weight measuring instrument 207, a power supply 209 is arranged at one end of the weight measuring instrument 207, the on-off of the power supply 209 is controlled, one end of the power supply 209 is connected with the control motor 205, the power supply 209 is electrified to start the control motor 205 after the weight reaches a certain value, and the tea leaves are pushed to return to the drying chamber 100 to be stir-fried for the second time.

As shown in fig. 4, the linkage assembly further includes a power assembly 24 for providing power to the rotating assembly 21 and a converting assembly 25 for converting the single power of the power assembly 24 into the differential rotation of the first blade 102 and the second blade 104.

The power assembly 24 comprises a stir-frying motor 300 arranged on the rack 500, the stir-frying motor 300 is fixedly connected with the rack 500, an input shaft 301 is arranged on the front side of the stir-frying motor 300, the input shaft 301 is fixedly connected with the stir-frying motor 300 and stably outputs power, an input belt pulley 302 for transmitting the power is arranged on the input shaft 301, the input belt pulley 302 is fixedly connected with the input shaft 301, an output shaft 303 for transitively outputting the power is arranged on one side of the input shaft 301, an output belt pulley 304 is arranged on the output shaft 303, the diameter of the output belt pulley 304 is larger than that of the input belt pulley 302, the rotating circumference is increased, the rotating speed is reduced, so that the rotating torque is increased, and tea leaves with large weight are stir-fried, the output belt pulley 304 is connected with the input belt pulley 302 through a transmission belt 305, and the power is stably transmitted between the input shaft 301 and the output shaft 303 with a certain distance.

The conversion component 25 alternately turns and fries tea leaves through gear parts which are reversely symmetrical, the conversion component 25 comprises a first input bevel gear 307 arranged on an output shaft 303, the first input bevel gear 307 is fixedly connected with the output shaft 303, one side of the first input bevel gear 307 is provided with a first output bevel gear 306, the first input bevel gear 307 is meshed with the first output bevel gear 306, the power in the vertical direction is converted into the square rotation of hot air by changing the meshing angle, the first input bevel gear 307 is fixedly connected with a driving shaft 101, so that the first blades 102 stably rotate and fry the tea leaves, an input gear 310 is arranged on a driving shaft sleeve 103, the input gear 310 is fixedly connected with the driving shaft sleeve 103, one side of the input gear 310 is provided with a transition shaft 311, an output gear 312 is arranged on the transition shaft 311, the output gear 312 is meshed with the input gear 310 to drive the driving shaft sleeve 103 to rotate, and the diameter of the output gear 312 is smaller than that of the input gear 310, the rotating circumference is increased, the rotating speed is reduced, the rotating speed of the second blade 104 is slower than that of the first blade 102, the whole pile of tea leaves is changed into small tea leaves, the inner dried tea leaves are in contact with the outer hot air for drying, meanwhile, the rotating direction of the lower side is opposite to that of the upper side, the tea leaves are mutually crossed and mixed, the tea leaves are uniformly mixed, a second output bevel gear 313 is arranged on one side of the transition shaft 311, a second input bevel gear 314 is arranged on the output shaft 303, the second input bevel gear 314 is meshed with the second output bevel gear 313, and vertical power is converted into stable hot air horizontal rotating power for input.

As shown in fig. 5, a drying tank 400 is disposed at one end of the drying barrel 504, a gas transmission channel 401 is disposed at one end of the drying tank 400, a lifting gas outlet piston 403 for discharging the extrusion hot gas and lifting the gas outlet piston 403 and an extrusion mechanism 30 for lifting the height of the gas outlet piston 403 are disposed in the gas transmission channel 401, and the extrusion mechanism 30 includes a related component 31 for linking the gas outlet piston 403 to lift along the gas transmission channel 401, a driving component 32 connected to a gas outlet motor 408, and a changing component for converting the rotation of the driving component 32 into the lifting of the related component 31.

The extruding mechanism 30 includes a drying tank 400 disposed on the frame 500, the drying tank 400 stores hot air, a gas transmission channel 401 is disposed on one side of the drying tank 400, the gas transmission channel 401 is communicated with the drying tank 400, an air inlet valve 402 is disposed at one end of the gas transmission channel 401, the air inlet valve 402 is connected with the gas transmission channel 401 in a rotating fit manner to control the inlet and outlet of hot gas, an air outlet piston 403 is disposed in the gas transmission channel 401, the air outlet piston 403 is connected with the air inlet valve 402 in a sliding fit manner to extrude the hot gas in the gas transmission channel 401 through the movement of the air outlet piston 403, so that a pressure difference is formed between two sides of the gas transmission channel 401, the hot gas flows into the drying chamber 100 with a small pressure, an air outlet valve 404 is disposed at the center of the air outlet piston 403, the air outlet valve 404 is connected with the air outlet piston in a rotating fit manner, an output air pipe 405 is disposed at the other end of the heat output air channel, the output air pipe 405 is communicated with the drying chamber 100 to transmit the hot gas to the drying chamber 100.

The association component 31 comprises a movable connecting rod 406 arranged on the air outlet piston 403, the movable connecting rod 406 is hinged with the air outlet valve 404, a driving component 32 is arranged on one side of the movable connecting rod 406, the driving component 32 comprises a movable disc 407 arranged at one end of the movable connecting rod 406, an air outlet motor 408 is arranged on one side of the movable disc 407, the movable disc 407 is connected with the air outlet motor 408, the change component comprises a movable connecting rod 406 fixedly connected with the movable disc 407, the movable disc 407 is driven to rotate by the air outlet motor 408, the movable connecting rod 406 reciprocates to push the piston to intermittently output hot air, the hot air is gradually input into the drying chamber 100, and the phenomenon that a large amount of hot air enters the tea leaves to enable the exterior of the tea leaves to be quickly dried and the interior of the tea leaves to be wet is avoided, and the quality of the tea leaves is affected.

The second embodiment: a tea frying method, a, tea input: the feed inlet 502 is opened and five to ten kilograms of wet tea leaves are poured in order into the drying barrel 504.

b. And (3) stir-frying the tea leaves: the air outlet motor 408 is started to make the temperature of the hot air reach over fifty degrees centigrade, the hot air is intermittently conveyed to the drying barrel through the extruding mechanism 30, the stir-frying motor 300 is started to make the first blade 102 and the second blade 104 rotate in the direction of 60 revolutions per second in a crossing way, and the tea leaves are rolled to contact with the hot air.

c. And (3) secondary stir-frying: when the tea quality on the material pushing plate 200 reaches half of the input tea quality, the single chip microcomputer 208 enables the control motor 205 to be started, and the tea on the material pushing plate 200 is pushed back to the upper side to be continuously stir-fried.

Tea output: when the stir-frying time reaches ten to twelve minutes, the stir-frying motor 300 is stopped, and the tea leaves are output from the discharge hole 503.

The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but only protected by the patent laws within the scope of the claims.

Claims (7)

1. The utility model provides a tea frying machine, includes frame (500), frame (500) upside is equipped with support frame (501) of slope, is equipped with fixed connection's drying barrel (504) on support frame (501), and both sides are equipped with feed inlet (502) and discharge gate (503) about drying barrel (504), its characterized in that: a material pushing plate (200) which is used for placing the stir-fried tea and can be lifted and lowered back and forth along the axial direction of the drying barrel (504) and a lifting device (1) which is used for lifting and lowering the height of the material pushing plate (200) back and forth are arranged in the drying barrel (504);

the lifting device (1) comprises a weight measuring instrument (207) for measuring the weight of tea leaves on the material pushing plate (200) and converting the weight into a signal to be output, a processing component (11) for receiving the signal and comparing the signal with a set value, and a transmission component (12) for controlling the height change of the material pushing plate (200) according to the result of the processing component (11);

the drying barrel (504) is also provided with a first blade (102) and a second blade (104) which are axially arranged and rotate in a differential speed crossed manner, and a rotating device (2) for rotating the first blade (102) and the second blade (104) in a crossed differential speed manner in an angle manner;

the rotating device (2) comprises a matching component for matching the rotating speed of the first blade (102) and the second blade (104) according to the mass change on the material pushing plate (200);

the matching assembly comprises a rotating assembly (21) for linking the first blade (102) and the second blade (104) to axially and crossly rotate, a control assembly (22) for receiving signals of the processing assembly (11), and a linkage assembly for converting the signals of the control assembly (22) into the signals of the rotating assembly (21) to axially and crossly rotate;

the processing assembly (11) comprises a weight measuring spring (206) at the rear side of the material pushing plate (200), the weight measuring spring (206) is fixedly connected with the material pushing plate (200), a single chip microcomputer (208) is arranged at one end of a weight measuring instrument (207), the single chip microcomputer (208) is communicated with the weight measuring instrument (207), a power supply (209) is arranged at one end of the weight measuring instrument (207), and one end of the power supply (209) is connected with a control motor (205);

the transfer assembly (12) comprises a pushing plate (200), a pushing rod (201) is arranged in the center of the pushing plate (200), the pushing rod (201) is fixedly connected with the pushing plate (200), a movable channel (202) is arranged on a rack (500), the pushing rod (201) is connected with the movable channel (202) in a sliding fit manner, a pushing cam (203) is arranged on the rear side of the pushing rod (201), the pushing cam (203) is connected with the movable channel (202) in a rotating fit manner, a pushing shaft (204) is arranged on the pushing cam (203) close to the center of a circle, and the pushing shaft (204) is communicated with a control motor (205);

one end of the drying barrel (504) is provided with a drying tank (400), one end of the drying tank (400) is provided with a communicated gas transmission channel (401), and a liftable gas outlet piston (403) for extruding hot gas to be discharged and an extruding mechanism (30) for lifting the height of the gas outlet piston (403) are arranged in the gas transmission channel (401);

the extrusion mechanism (30) comprises a related component (31) which is linked with the air outlet piston (403) to lift along the air transmission channel (401), a driving component (32) connected with the air outlet motor (408) and a changing component which converts the rotating action of the driving component (32) into the lifting action of the related component (31);

the association component (31) comprises a movable connecting rod (406) arranged on the air outlet piston (403), and the movable connecting rod (406) is hinged with the air outlet valve (404);

the driving component (32) comprises a coaxially rotating movable disc (407) arranged at one end of the air outlet motor (408);

the change component comprises a movable connecting rod (406) fixedly connected with a movable disc (407).

2. The tea frying machine as claimed in claim 1, wherein: the linkage assembly comprises a power assembly (24) for providing power for the rotating assembly (21) and a conversion assembly (25) for converting the single power of the power assembly (24) into differential rotation of the first blade (102) and the second blade (104).

3. The tea frying machine as claimed in claim 1, wherein: the rotating assembly (21) comprises a drying chamber (100) on a drying barrel (504), a driving shaft (101) is arranged in the drying chamber (100), a first blade (102) is fixedly connected with the driving shaft (101), a driving shaft sleeve (103) is arranged on the lower side of the first blade (102), the driving shaft sleeve (103) is rotatably matched and connected with the driving shaft (101), and a second blade (104) is fixedly connected with the driving shaft sleeve (103);

the control assembly (22) comprises a processor (315) arranged on the side wall of the drying barrel (504), and the processor (315) is in wireless transmission with the single chip microcomputer (208).

4. The tea frying machine as claimed in claim 3, wherein: more than two leakage holes (105) are formed in the first blade (102) and the second blade (104), the leakage holes (105) are arranged intermittently, and the leakage holes (105) are polygonal.

5. The tea frying machine as claimed in claim 2, wherein: power component (24) are including setting up stir-fry motor (300) of turning over on frame (500), stir-fry motor (300) and frame (500) fixed connection, stir-fry motor (300) front side is equipped with input shaft (301), input shaft (301) and stir-fry motor (300) fixed connection turn over, be equipped with input pulley (302) on input shaft (301), input pulley (302) and input shaft (301) fixed connection, input shaft (301) one side is equipped with output shaft (303), be equipped with output pulley (304) on output shaft (303), output pulley (304) diameter is greater than input pulley (302), output pulley (304) are connected through driving belt (305) with input pulley (302).

6. The tea frying machine as claimed in claim 2, wherein: the conversion component (25) comprises a first input bevel gear (307) on an output shaft (303), the first input bevel gear (307) is fixedly connected with the output shaft (303), a first input bevel gear (307) is arranged on one side of a first bevel gear, the first input bevel gear (307) is meshed with a first output bevel gear (306), the first input bevel gear (307) is fixedly connected with a driving shaft (101), an input gear (310) is arranged on a driving shaft sleeve (103), the input gear (310) is fixedly connected with the driving shaft sleeve (103), a transition shaft (311) is arranged on one side of the input gear (310), an output gear (312) is arranged on the transition shaft (311), the output gear (312) is meshed with the input gear (310), the diameter of the output gear (312) is smaller than that of the input gear (310), a second output bevel gear (313) is arranged on one side of the transition shaft (311), a second input bevel gear (314) is arranged on the output shaft (303), the second input bevel gear (314) is meshed with the second output bevel gear (313).

7. A tea frying method is characterized in that: frying tea by using the tea frying machine of claim 5; the method comprises the following steps:

a. tea input: opening the feed inlet (502), and pouring five to ten kilograms of wet tea leaves into a drying barrel (504) in sequence;

b. and (3) stir-frying the tea leaves: starting an air outlet motor (408) to enable the temperature of hot air to reach more than fifty ℃, intermittently conveying the hot air to the drying barrel through an extruding mechanism (30), starting a stir-frying motor (300) to enable a first blade (102) and a second blade (104) to rotate in the direction of crossing at the frequency of 60 revolutions per second, and enabling tea leaves to roll and contact with the hot air;

c. and (3) secondary stir-frying: when the tea quality on the material pushing plate (200) reaches half of the input tea quality, the single chip microcomputer (208) enables the control motor (205) to be started, and the tea on the material pushing plate (200) is pushed back to the upper side to continue stir-frying;

d. tea output: when the stir-frying time reaches ten to twelve minutes, the stir-frying motor (300) is stopped, and the tea leaves are output from the discharge hole (503).

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