CN111572884A

CN111572884A - Tealeaves letter sorting packing plastic envelope equipment

Info

Publication number: CN111572884A
Application number: CN202010501026.XA
Authority: CN
Inventors: 刘博研
Original assignee: Jinyun Yundan Packing Co Ltd
Current assignee: Jinyun Yundan Packing Co Ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-08-25

Abstract

The invention relates to the field of tea related, in particular to tea sorting, packaging and plastic packaging equipment which comprises a machine body and a feeding cavity arranged at the top of the machine body, wherein a sorting device used for sorting tea is connected to the lower end of the feeding cavity, a first collecting cavity with an upward opening is arranged in the bottom wall of the feeding cavity, a first packaging cavity with an upward opening is arranged at the lower end of the first collecting cavity, a discharging channel is communicated between the first collecting cavity and the first packaging cavity, an opening valve used for controlling the opening and closing of the discharging channel is arranged in the end wall of the left side of the discharging channel, and a conveying device used for conveying tea cans is arranged in the first packaging cavity. Different packagings need be carried out to the tealeaves of equidimension not, and equipment is when the letter sorting, classifies the tealeaves of equidimension not, and big tealeaves carries out can packing and handles, and little garrulous tealeaves carries out the preparation of tea packaging bag and carries out tea bag plastic envelope and handle.

Description

Tealeaves letter sorting packing plastic envelope equipment

Technical Field

The invention relates to the field of tea, in particular to tea sorting, packaging and plastic packaging equipment.

Background

When carrying out tealeaves packing, traditional tealeaves equipment function singleness, tealeaves packing can only carry out single big tealeaves packing or little tealeaves packing to the tea bag packing is comparatively complicated, and mechanical equipment is great, and is expensive, therefore is necessary to set up a tealeaves letter sorting packing plastic envelope equipment and improves above-mentioned problem.

Disclosure of Invention

The invention aims to provide tea sorting, packaging and plastic packaging equipment which can overcome the defects in the prior art, so that the practicability of the equipment is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to tea sorting, packaging and plastic packaging equipment, which comprises a machine body and a feeding cavity arranged at the top of the machine body, wherein a sorting device used for sorting tea is connected to the lower end of the feeding cavity, a first collecting cavity with an upward opening is arranged in the bottom wall of the feeding cavity, a first packaging cavity with an upward opening is arranged at the lower end of the first collecting cavity, a discharging channel is communicated and arranged between the first collecting cavity and the first packaging cavity, an opening valve used for controlling the opening and closing of the discharging channel is arranged in the end wall at the left side of the discharging channel, a conveying device used for conveying tea cans is arranged in the first packaging cavity, a first motor arranged in the conveying device is electrically connected with a first sensor arranged at the opening of the discharging channel, a second packaging cavity is arranged at the rear part of the first packaging cavity, and a material winding barrel used for winding raw materials of tea packaging bags is arranged in the second packaging, the tea bag packaging machine is characterized in that the material rolling barrel is connected with a belt, the other end of the material rolling barrel is connected with the belt, a first conveyor belt is connected with the belt, six pairs of same first plastic packaging devices are arranged on the first conveyor belt at equal intervals, a second plastic packaging device is respectively arranged between the six pairs of same plastic packaging devices, a second sensor used for stopping the movement of the first conveyor belt is arranged at the upper end of a third machine position of the first plastic packaging device, a second collecting cavity used for collecting and completing plastic packaging is arranged at the lower end of a fifth machine position of the second plastic packaging device, a material clamping device used for conveying raw materials of tea bag packaging bags is arranged at the right end of the material rolling barrel, a fixing frame fixedly connected with the front end wall and the rear end wall of the second packaging cavity is arranged at the left end of the material clamping device, a through hole which is communicated from left to right is arranged in the, a rotatable fixed pulley is arranged above the fixed frame, a lead wire bypassing the fixed pulley is arranged between a sliding frame arranged in the feeding device and a first rack arranged in the clamping device in a sliding manner, a cutting device bottom plate used for cutting off tea bag packaging bags is arranged at the right end of the clamping device, a cutting device is arranged at the upper end of the cutting device bottom plate, a paper inserting device is arranged at the right end of the cutting device, the paper inserting device is externally engaged with a first gear in a staggered manner through a second rack arranged at the bottom end, the first gear is externally engaged with a third rack to control the opening and closing of a valve, the upper end of the valve is connected to the first collecting cavity, a pipe inlet for guiding tea leaves to enter a third plastic packaging device at the lower end is arranged at the lower end of the valve, and a first plastic packaging device is arranged under the paper inserting device to ensure that a paper inserting plate at the lower end of the paper inserting device is inserted into the second, and then the first plastic packaging device starts plastic packaging.

Furthermore, the conveying device comprises transmission shafts which are rotatably arranged in the first packaging cavity and are bilaterally symmetrical, first transmission wheels are fixedly arranged on the outer surfaces of the transmission shafts, the left transmission wheels and the right transmission wheels are in transmission connection through a second transmission belt, and the right transmission wheels are in power connection with first motors which are fixedly arranged on the end walls of the rear side.

Further, sorting device includes the wobbling sieve that sets up in the feeding chamber, wobbling sieve with be provided with first spring between feeding chamber end wall, be provided with the vibrations chamber in the feeding chamber diapire, vibrations chamber rear side end wall internal fixation is provided with the second motor, second motor output shaft extends forward and external fixed surface is provided with first cam, the vibrations chamber with the intercommunication is provided with first sliding tray between the feeding chamber, slidable is provided with first driven lever in the first sliding tray.

Furthermore, the left end of the blanking channel is provided with a valve control cavity, a third motor electrically connected with the first sensor is fixedly arranged in the rear end wall of the valve control cavity, the tail end of an output shaft of the third motor is fixedly provided with a second gear, a second sliding groove is communicated and arranged between the valve control cavity and the blanking channel, a fourth rack meshed with the second gear is slidably arranged in the second sliding groove, a third sensor positioned between the left and right transmission wheels is fixedly arranged between the front end wall and the rear end wall of the first packaging cavity, the third sensor is electrically connected with the third motor and the first motor, when the third sensor senses that the tea caddy moves to the lower part of the blanking channel, the first motor is closed, and meanwhile, the third motor drives a fifth rack in the blanking channel to slide to the right, therefore, tea leaves screened by the sorting device are poured into the tea caddy below the blanking channel, when the weight of the tea caddy reaches the set standard of the third sensor, the first motor is started, and meanwhile, the third motor drives the fourth rack in the blanking channel to slide leftwards and close.

Furthermore, the feeding device comprises a first threaded hole which is through from left to right and is arranged in the sliding frame, the first threaded hole is internally connected with a first threaded rod in a threaded manner, the first threaded rod is in power connection with a fourth motor fixedly arranged on the bottom wall of the cutting device bottom plate, a baffle is arranged at the tail end of the first threaded sensor, a through hole which is through from left to right is arranged in the sliding frame, a paper clamping cavity is arranged in the top wall of the through hole, a rotating shaft which extends forwards and backwards is rotatably arranged in the paper clamping cavity, a second cam and a third gear positioned in front of the second cam are fixedly arranged on the outer surface of the rotating shaft, a first sliding rail which penetrates through the paper clamping cavity is arranged between the end walls at the left side and the right side of the sliding frame, a fifth rack which is meshed with the third gear is arranged in the first sliding rail in a, a second driven rod is slidably arranged in the first sliding groove, and a reset spring is arranged between the second driven rod and the bottom wall of the paper clamping cavity.

Furthermore, the material clamping device comprises a second through hole which is arranged in the fixing frame and is communicated with the left and the right, a second chute with a downward opening is formed in the top wall of the second through hole, a sixth rack capable of moving up and down is arranged in the second chute, a second reset spring is arranged between the top end of the sixth rack and the top wall of the second chute, a third chute with an upward opening is formed in the top wall of the fixing frame, the first rack is arranged in the third chute in a sliding mode, a gear cavity is communicated between the second chute and the third chute, and a fourth gear meshed with the sixth rack and the first rack is rotationally arranged in the gear cavity.

Further, the paper inserting device comprises a transmission cavity formed in the two top walls of the packaging cavity, a fifth motor is arranged in the end wall of the rear wall of the transmission cavity, a crank is fixedly connected to the tail end of an output shaft of the fifth motor, a connecting rod is hinged to one side, away from the fifth motor, of the crank, and the connecting rod is hinged to the top of the paper inserting plate, away from one side of the crank.

Furthermore, the cutting device comprises a cutting knife capable of sliding up and down, a second threaded hole is formed in the cutting knife, a second threaded rod is connected with the second threaded hole in an internal thread mode, and the second threaded rod is in power connection with a sixth motor fixedly arranged on the second top wall of the packaging cavity.

Further, the bottom of the first plastic packaging device is fixedly connected with the first conveying belt, the first plastic packaging device comprises a plastic packaging seat, a seventh motor is fixedly arranged on the end wall of the plastic packaging seat, an output shaft of the seventh motor is in power connection with a third threaded rod, and the third threaded rod is connected with a plastic packaging clamp with a third threaded hole in the third threaded rod.

Further, the bottom of the second plastic packaging device is fixedly connected with the first conveying belt, the second plastic packaging device comprises a second plastic packaging seat, an eighth motor is fixedly arranged on the end wall of the second plastic packaging seat, an output shaft of the eighth motor is in power connection with a fourth threaded rod, and the fourth threaded rod is connected with a second plastic packaging clamp in which a fourth threaded hole is formed.

The invention has the beneficial effects that: according to the tea sorting, packaging and plastic packaging equipment provided by the invention, sorting of tea sizes can be realized, meanwhile, automatic subpackaging of tea can be realized, different packages are required for tea with different sizes, the equipment is used for sorting tea with different sizes, can packaging treatment is carried out on large tea, and tea packaging bags are manufactured and plastic packaging treatment is carried out on small broken tea.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the tea dispensing device of the present invention.

FIG. 2 is a schematic diagram of B-B in FIG. 1.

Fig. 3 is a schematic diagram of the structure C-C in fig. 2.

Fig. 4 is an enlarged schematic view of E in fig. 3.

Fig. 5 is an enlarged schematic view of F in fig. 3.

Fig. 6 is a schematic diagram of the structure D-D in fig. 2.

Detailed description of the inventionin the following, the invention will be described in detail with reference to fig. 1 to 6, wherein for the sake of convenience of description, the orientations as described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

With reference to the accompanying drawings 1-6, the tea sorting, packaging and plastic packaging equipment comprises a machine body 98 and a feeding cavity 3 arranged at the top of the machine body 98, wherein a sorting device 109 used for tea sorting is connected to the lower end of the feeding cavity 3, a first collecting cavity 8 with an upward opening is arranged in the bottom wall of the feeding cavity 3, a first packaging cavity 99 with an upward opening is arranged at the lower end of the first collecting cavity 8, a discharging channel 9 is communicated between the first collecting cavity 8 and the first packaging cavity 99, an opening valve 15 used for controlling the opening and closing of the discharging channel is arranged in the end wall of the left side of the discharging channel 9, a conveying device 100 used for conveying tea cans is arranged in the first packaging cavity 99, a first motor 18 arranged in the conveying device 100 is electrically connected with a first sensor 10 arranged at the opening of the discharging channel, a second packaging cavity 88 is arranged at the rear part of the first packaging cavity 99, a material rolling barrel 31 used for rolling raw materials of tea bag packaging bags is arranged in the second packaging cavity 88, the material rolling barrel 31 is connected with the belt 32, the other end of the material rolling barrel is connected with the belt wheel 33 connected with the belt wheel 32, the first belt wheel 33 is connected with a first conveying belt 34, six pairs of same first plastic packaging devices 84 are arranged on the first conveying belt 34 at equal intervals, second plastic packaging devices 85 are respectively arranged in the middle of the six pairs of same plastic packaging devices 84, a second sensor 30 used for stopping the movement of the first conveying belt 34 is arranged at the upper end of a third position of the first plastic packaging device 84, a second collecting cavity 35 used for collecting and finishing plastic packaging is arranged at the lower end of a fifth position of the second plastic packaging device 85, a material clamping device 102 used for conveying the raw materials of the tea bag packaging bags is arranged at the right end of the material rolling barrel 31, a fixing frame 62 fixedly connected with the front end wall and the rear end wall of the second packaging, a through hole 112 which is through from left to right is arranged in the fixed frame 62, a feeding device 101 used for clamping the tail end of the tea bag packaging bag is arranged in the top wall of the through hole 112, a rotatable fixed pulley 55 is arranged above the fixed frame 62, a lead 65 bypassing the fixed pulley 55 is arranged between a sliding frame 66 arranged in the feeding device 101 and a first rack 54 arranged in the clamping device 102 in a sliding manner, a cutting device bottom plate 64 used for cutting off the tea bag packaging bag is arranged at the right end of the clamping device 102, a cutting device 56 is arranged at the upper end of the cutting device bottom plate 64, a paper inserting device 96 is arranged at the right end of the cutting device 56, the paper inserting device 96 is staggered and externally engaged with a first gear 27 through a second rack 25 arranged at the bottom end, the first gear 27 is externally engaged with a third rack 28 to control the opening and closing of a valve 95, the upper end of the valve, the lower end of the valve 95 is provided with a pipe inlet 29 for guiding tea leaves to enter the third plastic packaging device 86 at the lower end, and a first plastic packaging device 84 is arranged under the paper inserting device 96 so that the paper inserting plate 24 at the lower end of the paper inserting device 96 is inserted into the second plastic packaging device 85 when the paper inserting device 96 moves, and then the first plastic packaging device 84 starts plastic packaging.

Advantageously, the conveying device 100 includes a bilaterally symmetrical transmission shaft 108 rotatably disposed in the first packaging cavity 99, a first transmission wheel 107 is fixedly disposed on an outer surface of the transmission shaft 108, the left and right first transmission wheels 107 are in transmission connection with each other through a second transmission belt 19, and the right transmission wheel 108 is in power connection with the first motor 18 fixedly disposed on the rear end wall of the first packaging cavity 99.

Beneficially, sorting device 109 includes but the wobbling sieve 2 that sets up in feeding chamber 3, but wobbling sieve 2 with be provided with first spring 1 between 3 end walls in feeding chamber, be provided with vibrations chamber 4 in 3 diapalls in feeding chamber, 4 rear side end walls internal fixation in vibrations chamber are provided with second motor 93, second motor 93 output shaft extends forward and external fixed surface is provided with first cam 5, vibrations chamber 4 with the intercommunication is provided with first sliding tray 6 between the feeding chamber 3, slidable is provided with first driven lever 7 in the first sliding tray 6.

Beneficially, the left end of the feeding channel 9 has a valve control chamber 11, a third motor 13 electrically connected to the first sensor 10 is fixedly disposed in the rear end wall of the valve control chamber 11, a second gear 12 is fixedly disposed at the end of the output shaft of the third motor 13, a second sliding groove 15 is disposed between the valve control chamber 11 and the feeding channel, a fourth rack 14 engaged with the second gear 12 is slidably disposed in the second sliding groove 15, a third sensor 17 positioned between the left and right transfer wheels 100 is fixedly disposed between the front and rear end walls of the first packaging chamber 99, the third sensor 17 is electrically connected to the third motor 13 and the first motor 18, when the third sensor 17 senses that the tea caddy 16 moves below the feeding channel, the first motor 18 is turned off, and the third motor 13 drives the fifth rack 14 in the feeding channel to slide and open rightward, therefore, tea leaves screened by the sorting device 109 are poured into the tea caddy 16 below the blanking channel, when the weight of the tea caddy 16 reaches the set standard of the third sensor 17, the first motor 18 is turned on, and meanwhile, the third motor 13 drives the fourth rack 14 in the blanking channel to slide and close leftwards.

Advantageously, the feeding device 101 includes a first threaded hole 106 penetrating left and right in the sliding frame 66, the first threaded hole 106 is in threaded connection with a first threaded rod 94, the first threaded rod 94 is in power connection with a fourth motor 63 fixedly disposed on the bottom wall of the cutting device bottom plate 64, a baffle 70 is disposed at the end of the first threaded sense, a through hole 105 penetrating left and right is disposed in the sliding frame 66, a paper clamping cavity 104 is disposed in the top wall of the through hole 105, a rotating shaft 110 extending front and back is rotatably disposed in the paper clamping cavity 104, a second cam 68 and a third gear 67 disposed at the front side of the second cam 68 are fixedly disposed on the outer surface of the rotating shaft 110, a first sliding rail 111 penetrating the paper clamping cavity 104 is disposed between the left and right end walls of the sliding frame 66, and a fifth rack 92 engaged with the third gear 67 is slidably disposed in the first sliding rail 111, a first sliding groove 112 is communicated between the through hole 105 and the paper clamping cavity 104, a second driven rod 69 is slidably arranged in the first sliding groove 112, and a return spring is arranged between the second driven rod 69 and the bottom wall of the paper clamping cavity 104.

Advantageously, the material clamping device 102 includes a second through hole 115 penetrating left and right in the fixed frame 62, a second sliding groove 113 with a downward opening is formed in a top wall of the second through hole 115, a sixth rack 59 capable of moving up and down is formed in the second sliding groove 113, a second return spring 58 is arranged between a top end of the sixth rack 59 and a top wall of the second sliding groove 113, a third sliding groove 114 with an upward opening is formed in a top wall of the fixed frame 62, the first rack 54 is slidably arranged in the third sliding groove 114, a gear cavity 61 is arranged between the second sliding groove 113 and the third sliding groove 114 in a communicating manner, and a fourth gear 60 engaged with the sixth rack 59 and the first rack 54 is rotatably arranged in the gear cavity 61.

Beneficially, the paper inserting device 96 includes a transmission cavity 116 formed in the top wall of the second packaging cavity 88, a fifth motor 21 is arranged in the end wall of the rear wall of the transmission cavity 116, a crank 22 is fixedly connected to the end of the output shaft of the fifth motor 21, a connecting rod 23 is hinged to one side of the crank 22 far away from the fifth motor 21, and one side of the connecting rod 23 far away from the crank 22 is hinged to the top of the paper inserting plate 24.

Advantageously, the cutting device 56 comprises a cutting knife 57 capable of sliding up and down, a second threaded hole 117 is formed in the cutting knife 57, a second threaded rod 52 is connected to the second threaded hole 117 in an internal thread mode, and the second threaded rod 52 is in power connection with a sixth motor 51 fixedly arranged on the top wall of the second packaging cavity 88.

Advantageously, the bottom of the first plastic package device 84 is fixedly connected to the first conveyor belt 34, the first plastic package device 84 includes a plastic package seat 76, a seventh motor 71 is fixedly disposed on an end wall of the plastic package seat 76, an output shaft of the seventh motor 71 is in power connection with a third threaded rod 72, and the third threaded rod 72 is connected to a first plastic package clip 73 in which a third threaded hole 74 is disposed.

Beneficially, the bottom of the second plastic package device 85 is fixedly connected to the first conveyor belt 34, the second plastic package device 85 includes a second plastic package seat 120, an eighth motor 87 is fixedly arranged on an end wall of the second plastic package seat 120, an output shaft of the eighth motor 87 is in power connection with a fourth threaded rod 89, and the fourth threaded rod 89 is connected to a second plastic package clamp 90 with a fourth threaded hole 121 formed therein.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

Sequence of mechanical actions of the whole device: when the device of the invention works, the first motor 18 and the second motor 93 are started to drive the second conveyor belt 19 to move, when the cans 16 on the second conveyor belt 19 are conveyed to the lower end of the first sensor 10, the first motor 18 stops moving to wait for canning, the tea raw material enters the device from the feeding cavity 3, the second motor 93 drives the first cam 5 to rotate, the first cam 5 drives the first driven rod 7 to move so as to drive the sorting device 109 to vibrate, the bottom end of the sorting device 109 is provided with a screen leakage type, at this time, the small crushed tea falls into the first collecting cavity 8 through the sorting device 109, the large tea enters the lower end of the feeding cavity 3 along with vibration, when the third 17 reaches the standard quality, the third motor 13 is started to drive the second gear 12 to drive the fifth rack 14 so as to close the open valve 15, so that in response to the first motor 18, the second conveyor belt 19 is driven to move, when the second can moves to the position of the first sensor 10, the first motor 18 stops moving, and is ready for the next can, the can with the highest quality is conveyed to the next position by the second conveyor belt 19 to be sealed, when the first collecting chamber 8 contains small broken tea leaves, the fourth motor 63 is started, the fourth motor 63 drives the first threaded rod 94 to move, the first threaded rod 94 drives the sliding frame 66 to move, when the feeding mechanism moves for a certain distance, the outer end of the fifth rack 92 touches the baffle 70, so as to drive the fifth gear 92 to drive the engaged third gear 67 to move, the third gear 67 drives the first cam 68 to move, and the first cam 68 drives the driven rod 69 to move upwards, so as to achieve the purpose of loosening when the feeding device 101 reaches the rightmost end, in the process that the feeding device 101 reaches the rightmost end, the lead wire 65 bypasses the fixed pulley 55, so as to drive the first rack 54 in the clamping device 102 to move downwards, the first rack 54 drives the fourth gear 60 to rotate, so as to drive the sixth rack 59 to move downwards, so as to achieve the clamping effect when the feeding device 101 reaches the rightmost end, when the feeding device reaches the rightmost end, the fourth motor 63 transmits a signal to the sixth motor 51 to move, the sixth motor 51 drives the cutting device 56 to move downwards through the second threaded rod 52, so that the cutting knife 57 moves downwards, so as to achieve the cutting effect, when the sixth motor 51 reaches the lowest end, the fifth motor 21 is fed back to move, and the fifth motor 21 drives the crank 22 to move, thereby driving the connecting rod 23 to move, thereby driving the paper inserting plate to move downwards, thereby playing a role of inserting paper, when the paper inserting is completed, the fifth motor 21 feeds back the seventh motor 71 to move, the seventh motor 71 drives the third threaded rod 72 to move, thereby driving the first plastic package clamp 73 to move, thereby playing a role of plastic package, at this time, a packaging bag prepared for packaging the shredded tea is prepared in the third plastic package device 86 for the packaging operation of this machine position, after the plastic package is completed, the paper inserting plate 24 is reset, waiting for the next paper inserting operation, the feeding device 101 performs the next feeding operation, when the feeding device 101 moves rightwards, the paper rolling device 31 is driven to move, thereby driving the first conveyor belt 34 to move through the belt 32, so that the shredded tea packaging bag performs the remaining operation of the next position, when the wrapping bag reachd the second position, the second time drive during the cardboard 24 downstream insert the second rack 25 downstream, thereby drive first gear 27 motion, thereby drive third rack 28 moves left, thereby opens thereby the valve 95 reaches the effect of falling the material, when cardboard 24 upward movement inserts, reaches the effect that the valve was closed, works as when the conveyer belt moves to the third position, third sensor 30 feedback in second plastic envelope device two 85 eighth motor 87 rotates, thereby drives fourth threaded rod 89 moves, thereby drives second plastic envelope clamp 90 moves, thereby plays the effect of last plastic envelope encapsulation, works as after second sensor 30 played to fourth motor 63 moves and begins the count, works as when the motor moves twice, material feeding unit 101 moves twice, the paper rolling device 31 is driven to move twice, so that the first conveyor belt 34 is driven to move twice, the second plastic packaging device 85 reaches a fifth machine position, the eighth motor 87 is fed back to move in the opposite direction, a loosening effect is achieved, and the packaged tea bags fall into the second collecting cavity 35.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a tealeaves letter sorting packing plastic envelope equipment, include the fuselage and the feeding chamber that the fuselage top set up, its characterized in that: the tea leaf sorting machine is characterized in that a sorting device for sorting tea leaves is connected to the lower end of the feeding cavity, a first collecting cavity with an upward opening is arranged in the bottom wall of the feeding cavity, a first packaging cavity with an upward opening is arranged at the lower end of the first collecting cavity, a blanking channel is communicated between the first collecting cavity and the first packaging cavity, an opening valve for controlling the opening and closing of the blanking channel is arranged in the end wall of the left side of the blanking channel, a conveying device for conveying tea leaves is arranged in the first packaging cavity, a first motor arranged in the conveying device is electrically connected with a first sensor arranged at the opening of the blanking channel, a second packaging cavity is arranged at the rear part of the first packaging cavity, a rolling barrel for winding raw materials of tea packaging bags is arranged in the second packaging cavity, the rolling barrel is connected with a belt, and a belt wheel is connected with the other end of the rolling barrel, a first conveyor belt is connected with the belt wheel, six pairs of same first plastic packaging devices are arranged on the first conveyor belt at equal intervals, a second plastic packaging device is arranged between the six pairs of same plastic packaging devices respectively, a second sensor used for stopping the movement of the first conveyor belt is arranged at the upper end of a third machine position of the first plastic packaging device, a second collecting cavity used for collecting and completing plastic packaging is arranged at the lower end of a fifth machine position of the second plastic packaging device, a clamping device used for conveying raw materials of tea bag packaging bags is arranged at the right end of the coiling barrel, a fixing frame fixedly connected with the front end wall and the rear end wall of the second packaging cavity is arranged at the left end of the clamping device, a through hole which is communicated from left to right is arranged in the fixing frame, a feeding device used for clamping the tail ends of the tea bag packaging bags is arranged in the top wall, and, a lead wire bypassing the fixed pulley is arranged between a sliding frame arranged in the feeding device and a first rack arranged in the clamping device in a sliding manner, a cutting device bottom plate used for cutting off tea bag packaging bags is arranged at the right end of the clamping device, a cutting device is arranged at the upper end of the cutting device bottom plate, a paper inserting device is arranged at the right end of the cutting device, the paper inserting device is in dislocation external engagement with a first gear through a second rack arranged at the bottom end, the first gear is in external engagement with a third rack to control the opening and closing of a valve, the upper end of the valve is connected to the first collecting cavity, a pipe inlet for guiding tea leaves to enter a third plastic packaging device at the lower end is arranged at the lower end of the valve, and a first plastic packaging device is arranged under the paper inserting device to ensure that a paper inserting plate at the lower end of the paper inserting device is inserted into the second plastic packaging device when, and then the first plastic packaging device starts plastic packaging.

2. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the conveying device comprises transmission shafts which are rotatably arranged and bilaterally symmetrical in the first packaging cavity, first transmission wheels are fixedly arranged on the outer surfaces of the transmission shafts, the first transmission wheels are connected in a transmission mode through a second transmission belt, and the transmission wheels on the right side are in power connection with a first motor which is fixedly arranged on the end wall of the rear side.

3. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: sorting device includes the wobbling sieve that sets up in the feeding chamber, wobbling sieve with be provided with first spring between feeding chamber end wall, be provided with the vibrations chamber in the feeding chamber diapire, vibrations chamber rear side end wall internal fixation is provided with the second motor, second motor output shaft extends forward and external fixed surface is provided with first cam, the vibrations chamber with the intercommunication is provided with first sliding tray between the feeding chamber, slidable is provided with first driven lever in the first sliding tray.

4. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the left end of the blanking channel is provided with a valve control cavity, a third motor electrically connected with the first sensor is fixedly arranged in the rear end wall of the valve control cavity, a second gear is fixedly arranged at the tail end of an output shaft of the third motor, a second sliding groove is communicated between the valve control cavity and the blanking channel, a fourth rack meshed with the second gear is slidably arranged in the second sliding groove, a third sensor positioned between the left and right conveying wheels is fixedly arranged between the front end wall and the rear end wall of the first packaging cavity, the third sensor is electrically connected with the third motor and the first motor, when the third sensor senses that a tea caddy moves below the blanking channel, the first motor is closed, and meanwhile, the third motor drives a fifth rack in the blanking channel to slide rightwards to be opened, therefore, tea leaves screened by the sorting device are poured into the tea caddy below the blanking channel, when the weight of the tea caddy reaches the set standard of the third sensor, the first motor is started, and meanwhile, the third motor drives the fourth rack in the blanking channel to slide leftwards and close.

5. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the feeding device comprises a left-right through first threaded hole arranged in the sliding frame, the first threaded hole is in threaded connection with a first threaded rod, the first threaded rod is in power connection with a fourth motor fixedly arranged on the bottom wall of the cutting device bottom plate, a baffle is arranged at the tail end of the first threaded sensor, a left-right through hole is arranged in the sliding frame, a paper clamping cavity is arranged in the top wall of the through hole, a front-back extending rotating shaft is rotatably arranged in the paper clamping cavity, a second cam and a third gear positioned in front of the second cam are fixedly arranged on the outer surface of the rotating shaft, a first sliding rail penetrating through the paper clamping cavity is arranged between the end walls at the left side and the right side of the sliding frame, a fifth rack meshed with the third gear is slidably arranged in the first sliding rail, and a first sliding chute is communicated between the through hole and the paper, a second driven rod is slidably arranged in the first sliding groove, and a reset spring is arranged between the second driven rod and the bottom wall of the paper clamping cavity.

6. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the clamping device comprises a second through hole which is formed in the fixing frame and is through left and right, a second chute with a downward opening is formed in the top wall of the second through hole, a sixth rack capable of moving up and down is arranged in the second chute, a second reset spring is arranged between the top end of the sixth rack and the top wall of the second chute, a third chute with an upward opening is formed in the top wall of the fixing frame, the first rack is arranged in the third chute in a sliding mode, a gear cavity is communicated between the second chute and the third chute, and a fourth gear meshed with the sixth rack and the first rack is arranged in the gear cavity in a rotating mode.

7. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the paper inserting device comprises a transmission cavity formed in the two top walls of the packaging cavity, a fifth motor is arranged in the end wall of the rear wall of the transmission cavity, a crank is fixedly connected to the tail end of an output shaft of the fifth motor, a connecting rod is hinged to one side, far away from the fifth motor, of the crank, and one side, far away from the connecting rod, of the crank is hinged to the top of the paper inserting plate.

8. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the cutting device comprises a cutting knife capable of sliding up and down, a second threaded hole is formed in the cutting knife, a second threaded rod is connected with the second threaded hole in an internal thread mode, and the second threaded rod is in power connection with a sixth motor fixedly arranged on the second top wall of the packaging cavity.

9. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the bottom of the first plastic packaging device is fixedly connected with the first conveying belt, the first plastic packaging device comprises a plastic packaging seat, a seventh motor is fixedly arranged on the end wall of the plastic packaging seat, an output shaft of the seventh motor is in power connection with a third threaded rod, and the third threaded rod is connected with a plastic packaging clamp with a third threaded hole inside.

10. The tea sorting, packaging and plastic packaging device according to claim 1, wherein: the bottom of the second plastic packaging device is fixedly connected with the first conveying belt, the second plastic packaging device comprises a second plastic packaging seat, an eighth motor is fixedly arranged on the end wall of the second plastic packaging seat, an output shaft of the eighth motor is in power connection with a fourth threaded rod, and the fourth threaded rod is connected with a second plastic packaging clamp in which a fourth threaded hole is formed.