CN113146874B

CN113146874B - Full-degradable biological material polymerization production equipment and production method thereof

Info

Publication number: CN113146874B
Application number: CN202110461443.0A
Authority: CN
Inventors: 丁立军
Original assignee: Huzhou Lvzhong New Material Technology Co ltd
Current assignee: Huzhou Lvzhong New Material Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2022-07-12
Anticipated expiration: 2041-04-27
Also published as: CN113146874A

Abstract

The invention discloses polymerization production equipment and a production method thereof for a fully-degradable biological material in the technical field of polymerization production of the fully-degradable biological material, and the polymerization production equipment comprises a mixing cylinder, wherein the bottom end on the right side of the mixing cylinder is communicated with a discharge pipe, the top of the mixing cylinder is provided with a charging opening, the top of the mixing cylinder is fixedly communicated with a discharging cylinder, the top of the discharging cylinder is fixedly connected with a drying cylinder, and the middle part of the drying cylinder is rotatably connected with a rotating shaft; according to the invention, in the production process of the fully-degradable biological material PLA each time, when the materials are mixed, the four materials to be dried are scattered and mixed while being dried, so that the four materials can be in a dispersed and mixed state when being in a solid state, the materials are prevented from being accumulated, the materials are more favorably and quickly mixed, the materials are separated and layered by utilizing the conical rotating shell, the first annular partition plate and the second annular partition plate for uniformly mixing, and the materials are uniformly mixed in a forward direction and a reverse direction by matching with the blocking plate and the two sealing plates, so that the four materials can be uniformly mixed more quickly.

Description

Full-degradable biological material polymerization production equipment and production method thereof

Technical Field

The invention relates to the technical field of polymerization production of fully-degradable biological materials, in particular to polymerization production equipment and a production method of the fully-degradable biological materials.

Background

The polylactic acid and the poly (butylene terephthalate-co-butylene adipate) ester are blended, the advantages of the polylactic acid and the poly (butylene terephthalate-co-butylene adipate) ester are complementary, the blending ratio of the polylactic acid and the poly (butylene adipate-co-butylene adipate) ester is adjusted, a blend with high strength can be obtained, the flexibility of the blend can be improved, the film prepared from the blend can realize full biodegradation, and the polylactic acid and poly (butylene terephthalate-co-butylene adipate) ester are environment-friendly materials.

The prior art discloses an invention patent in the polymerization production aspect of a partially fully-degradable biological material, a Chinese patent with the patent application number of CN201210297866.4, and a fully-biodegradable PLA/PBAT composite material and a preparation method thereof, wherein the composite material is prepared from the following components in parts by weight: 10-90 parts of polylactic acid, 10-90 parts of poly (butylene terephthalate-co-adipate butylene glycol) ester, 10-80 parts of thermoplastic starch, 0.01-1.5 parts of compatilizer A, 0.1-10 parts of compatilizer B and 1-40 parts of filler.

When mixing polylactic acid, polyester, thermoplastic starch and compatilizer A, B and filler among the prior art, the blending material is added to the mixing drum by gathering together, every kind of material piles up one pile, fall into the mixing drum, thermoplastic starch and other materials can coagulate into the tiny particle when meeting water and mixing, lead to the mixing degree of difficulty of material to improve greatly, need mix the stirring to the material for a long time, just can make the abundant homogeneous mixing of a plurality of materials, lead to process time to lengthen, influence machining efficiency.

Based on the above, the invention designs a polymerization production device of fully-degradable biological materials and a production method thereof, so as to solve the problems.

Disclosure of Invention

The invention aims to provide polymerization production equipment and a production method of a fully-degradable biological material, and aims to solve the problems that in the prior art, when polylactic acid, polyester, thermoplastic starch, a compatilizer A, B and fillers are mixed uniformly, the mixed materials are gathered together and added into a mixing barrel, each material is piled up into a pile and falls into the mixing barrel, when the thermoplastic starch and the other materials are mixed with water, the thermoplastic starch and the other materials are coagulated into small particles, so that the mixing difficulty of the materials is greatly improved, the materials are mixed and stirred for a long time, a plurality of materials can be fully and uniformly mixed, the processing time is prolonged, and the processing efficiency is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a full-degradable biomaterial polymerization production device comprises a mixing drum, wherein the right side of the mixing drum is communicated with a discharge pipe, the top of the mixing drum is provided with a charging opening, the top of the mixing drum is fixedly communicated with a lower charging drum, the top of the lower charging drum is fixedly connected with a drying drum, the middle part of the drying drum is rotatably connected with a rotating shaft, the bottom end of the rotating shaft is rotatably connected with the bottom of the mixing drum, the top end of the rotating shaft penetrates through the drying drum and is fixedly connected with a servo motor, the servo motor is fixedly connected with the top of the drying drum, the rotating shaft is positioned on the outer surface of the mixing drum and is fixedly connected with a plurality of stirring rods, the outer side wall of the drying drum is communicated with four feeding pipes, the inner side wall of the lower charging drum is connected with a shunting screen plate, the outer surface of the rotating shaft is fixedly connected with two first connecting plates, the outer ends of the two first connecting plates are fixedly connected with a conical rotating shell, the bottom of the conical rotating shell is contacted with the bottom surface inside the drying cylinder, a plurality of first connecting frames are fixedly connected on the inner side wall of the drying cylinder, the bottom ends of the first connecting frames are fixedly connected with a first annular partition plate and a second annular partition plate together, the second annular partition plate is positioned on the inner side of the first annular partition plate, the bottom ends of the first annular partition plate and the second annular partition plate are both contacted with the top of the conical rotating shell, the middle part area of the rotating shaft is a threaded rod, the threaded area of the rotating shaft is in threaded connection with a threaded sleeve, the outer surface of the threaded sleeve is fixedly connected with a blocking plate, the blocking plate is used for blocking the drying cylinder from forming a space with the first annular partition plate and the second annular partition plate, the bottoms of the two blocking plates are both connected with an elastic telescopic mechanism for blocking materials in advance, a rectangular limiting block is fixedly connected on the inner side wall of the drying cylinder, and the blocking plate is connected on the inner side wall of the rectangular limiting block in a sliding manner, the left sides of the first annular partition plate and the second annular partition plate are both provided with material through holes;

the material passing opening is positioned on the right side of the blocking plate, the inner side walls of the two material passing openings are all slidably connected with a sealing plate, the top of the sealing plate is fixedly connected with two first sliding rods, the top of the first annular partition plate is fixedly connected with two L-shaped brackets, the top ends of the two first sliding rods penetrate through the L-shaped brackets and are fixedly connected with a lifting plate together, the outer surfaces of the two first sliding rods are all sleeved with tensioning springs, the top of the lifting plate is fixedly connected with a first pull rope, the inner end of the rectangular limiting block is rotatably connected with a first guide wheel, the top ends of the first pull ropes wind around the first guide wheel and are fixedly connected with a second connecting block, the second connecting block is fixedly connected onto the outer side wall of the blocking plate, the top of the lifting plate is connected with an opening and closing mechanism for opening and closing the inner side sealing plate, the opening and closing mechanism comprises two first springs, and the two first springs are both fixedly connected between the sealing plate and the second annular partition plate, the top of the lifting plate is fixedly connected with a plurality of second pull ropes, the top surface inside the drying cylinder is fixedly connected with a second connecting plate, the rear side wall of the second connecting plate is rotatably connected with a second guide wheel, and the right ends of the second pull ropes all bypass the second guide wheel and are fixedly connected to the top of the inner side sealing plate together;

the elastic telescopic mechanism comprises two guide plates, a first sliding groove is formed in the bottom of the barrier plate, the two guide plates are respectively connected to the inner side walls of the two first sliding grooves in a sliding mode, two second springs are fixedly connected to the top ends of the two guide plates, and the top ends of the two second springs in the same group are fixedly connected to the side walls of the first sliding grooves;

when the device works, because the mixed materials are gathered and added into the mixing cylinder when polylactic acid, polyester, thermoplastic starch, the compatilizer A, B and the filler are mixed uniformly in the prior art, each material is piled up and falls into the mixing cylinder, when the thermoplastic starch and other materials are mixed with water, the thermoplastic starch and other materials can be coagulated into small particles, so that the mixing difficulty of the materials is greatly improved, the materials can be fully and uniformly mixed only by mixing and stirring the materials for a long time, the processing time is prolonged, and the processing efficiency is influenced, the invention provides a technical scheme for solving the problems. At the moment, the barrier plate is in a lifted state to avoid the mixing of the barrier materials, then a servo motor is started to drive the rotating shaft to rotate anticlockwise firstly, the rotating shaft drives the conical rotating shell to rotate through the two first connecting plates to dry and mix the four materials at the top of the conical rotating shell, so that the four materials are preliminarily mixed when being dried at the top of the conical rotating shell to realize preliminary scattering and avoid the four materials from being piled up respectively, when the rotating shaft rotates anticlockwise, the thread part on the outer surface of the rotating shaft drives the thread sleeve and the barrier plate to move downwards along the rectangular limiting block, so that the barrier plate is slowly close to the conical rotating shell and is used for blocking the preliminarily dried and mixed materials to smoothly enter a second mixing area formed by the second annular partition plate and the first annular partition plate, and when the barrier plate moves downwards, the first pull rope has a loose area at one end, the baffle plate firstly straightens the first pull rope through the second connecting block, the baffle plate gives time for the conical rotating shell to rotate to drive four materials to be mixed, the four materials can be firstly mixed for a certain time, then the baffle plate continuously descends, the lifting plate is pulled to move upwards through the first pull rope, the sealing plate on the outer side is driven to ascend through the first sliding rod, the material passing port of the first annular partition plate is opened, meanwhile, the guide plate is contacted with the top of the conical rotating shell to stop the four materials which are mixed for a period of time and is positioned on the front side of the baffle plate, the materials quickly enter the outer side of the second annular partition plate from the opened material passing port, the baffle plate continuously descends, the guide plate compresses the third spring, the blocking gap of the baffle plate for a period of time is given, more materials can enter the material passing port, when the lifting plate moves upwards, the second pull rope is loosened, the second pull rope loosens the pulling holding of the sealing plate on the inner side, the sealing plate on the inner side is pulled under the action of the second spring to seal the material passing hole of the second annular partition plate, namely when the sealing plate on the outer side is opened, the sealing plate on the inner side is in a sealing state to prevent mixed materials from directly falling out, so that the primarily mixed materials are stopped in a mixing area formed by the first annular partition plate and the second annular partition plate, then the servo motor rotates reversely to drive the rotating shaft to rotate clockwise to enable the conical rotating shell to rotate reversely to drive the four materials to be mixed, the rotating shaft rotates clockwise to drive the threaded sleeve and the blocking plate to move upwards, similarly, the blocking plate starts to slowly release the first pull rope, the sealing plate on the outer side falls under the action of the tensioning spring to seal the material passing hole on the outer side, the lifting plate descends to tension the second pull rope, the sealing plate on the inner side moves upwards to stretch the first spring to open the material passing hole of the second annular partition plate, and the materials between the second annular partition plate and the first annular partition plate are reversely mixed, the materials fall from the material inlet at the inner side, at the moment, the four materials are fully dried and dispersedly mixed, the four mixed materials fall on the flow distribution screen plate and are slowly screened from the top of the flow distribution screen plate into the mixing cylinder, then the compatilizer A and the compatilizer B are added from the material inlet at the top of the mixing cylinder, the stirring rod of the mixing cylinder is driven by the rotating shaft to continuously perform clockwise and anticlockwise alternate stirring, so that the four fully dispersed and mixed materials and the compatilizer A, B are fully stirred and mixed, and after the mixing is completed, the mixed materials are discharged from the discharge pipe, so that when the materials are mixed in the production process of the fully-degradable biological material PLA each time, the four materials to be dried are scattered and mixed at the same time, the four materials can be in a solid state and are in a dispersed and mixed state, the material accumulation is avoided, and the rapid mixing of the materials is facilitated, and the conical rotating shell, the first annular partition plate and the second annular partition plate are used for separating and layering materials for uniform mixing, and the barrier plate and the two sealing plates are matched for performing forward and reverse uniform mixing on the materials, so that the four materials can be uniformly mixed more quickly.

As a further scheme of the invention, a plurality of elastic soft plates with different circumferences are fixedly connected to the outer side walls of the first annular partition plate and the second annular partition plate, a third spring is fixedly connected to the inner side wall of each elastic soft plate, the inner end of the third spring is fixedly connected to the outer side walls of the first annular partition plate and the second annular partition plate, push plates are fixedly connected to the outer surfaces of the plurality of elastic soft plates on the outer side, an inner toothed ring is fixedly connected to the top of the conical rotating shell, the inner toothed ring is in contact with the outer end of the push plate, an L-shaped push block is fixedly connected to the top of the elastic soft plate on the outer side, and the L-shaped push block is in contact with the outer side wall of the elastic soft plate on the inner side; when the drying cylinder is in operation, when four materials are added into the drying cylinder for drying and mixing, the materials are positioned on the outer side walls of the first annular partition plate and the second annular partition plate under the action of gravity, so that the materials are accumulated, the difficulty of material mixing is greatly increased, the materials are not beneficial to being fully mixed, the inner toothed ring is driven to rotate in the rotating process of the conical rotating shell, the inner toothed ring continuously extrudes the push plate, the push plate continuously extrudes the elastic soft plate to compress the third spring, the elastic soft plate at the outer side extrudes the elastic soft plate at the inner side through the L-shaped push block to bend the elastic soft plate, when the inner toothed ring is separated from the extrusion push plate, the elastic soft plate is ejected out under the action of the third spring to eject the materials on the outer surface of the elastic soft plate, so that the four mixed materials can continuously vibrate back and forth, the conical rotating shell is matched to continuously and uniformly mix the four materials, and the four materials are rapidly carried out, thereby when realizing carrying out dry mixing to four kinds of materials at every turn, utilize the incessant protruding push pedal of inner ring gear, drive the vibrations that elasticity soft board and L type ejector pad made a round trip to be incessant, shake the material granule that is in its outside, make the quick irregular vibrations of four kinds of materials mix for dry and mixing to four kinds of materials.

As a further scheme of the invention, dispersion plates fixedly connected to the outer side walls of the first annular partition plate and the second annular partition plate are arranged between two adjacent elastic soft plates, and two ends of each of the dispersion plates are respectively contacted with the side walls of the drying cylinder, the first annular partition plate and the second annular partition plate; the during operation, because the toper rotates the shell top and is in glossy state, can't drive the material fast and rotate the mixture, through a plurality of dispersion boards of fixedly connected with on first annular baffle and second annular baffle lateral wall, when the toper rotates the shell and drives the material and rotate, accumulational material and dispersion board effect for the material can be broken up fast, and partial material is blockked, the hysteresis appears, can mix with the material that the rear removed, thereby realizes accelerating the purpose that the material mixes.

As a further scheme of the invention, the shunt screen plate is rotatably connected to the inner side wall of the lower charging barrel, a stirring ring is fixedly connected to the outer surface of the rotating shaft, the rotating ring is positioned at the top of the shunt screen plate, the top of the shunt screen plate is rotatably connected with a swing rod, the stirring ring is used for stirring the swing rod, a blocking column is fixedly connected to the top of the shunt screen plate, an arc-shaped slide rod is fixedly connected to the outer surface of the blocking column, a third connecting plate is fixedly connected to the inner side wall of the lower charging barrel, the rear end of the arc-shaped slide rod penetrates through the third connecting plate and is slidably connected with the third connecting plate, and an arc-shaped spring is sleeved on the part of the outer surface of the arc-shaped slide rod, which is positioned between the third connecting plate and the blocking column; when the mixing machine works, when four mixed materials fall into a mixing drum from a shunting screen plate, partial materials may fall between screen holes of the shunting screen plate and cannot fall down thoroughly, the four mixed materials fall on the top of the shunting screen plate, the rotating shaft rotates in the process of rotating, the stirring ring is driven to rotate together, the stirring ring pushes the oscillating bar at intervals, the oscillating bar swings, the outer end of the oscillating bar squeezes the blocking columns, the shunting screen plate and the arc-shaped sliding rod rotate, when the stirring ring is separated from the oscillating bar, the blocking columns and the shunting screen plate reset under the action of the arc-shaped spring, the shunting screen plate rotates continuously in a reciprocating mode, the four mixed materials are screened, the materials slowly and dispersedly fall into the mixing drum, meanwhile, the materials are prevented from being accumulated on the top of the shunting screen plate, and the mixed materials can thoroughly fall into the mixing drum to be mixed.

A production method for polymerization production of fully-degradable biological materials comprises the following specific steps:

the method comprises the following steps: taking out proper amounts of polylactic acid, polyester, thermoplastic starch and filler, and adding the four materials into a drying cylinder from four feeding pipes;

step two: starting a servo motor to drive a rotating shaft to rotate anticlockwise, and driving a conical rotating shell to rotate by the rotating shaft through two first connecting plates so as to dry and uniformly mix four materials at the top of the conical rotating shell;

step three: the blocking plate descends, the lifting plate is pulled to move upwards through the first pull rope, the sealing plate on the outer side is driven to ascend through the first sliding rod, the material passing opening of the first annular partition plate is opened, and materials can rapidly enter the outer side of the second annular partition plate from the opened material passing opening;

step four: the blocking plate moves upwards, the sealing plate on the inner side is pulled to move upwards, the first spring is stretched, the material passing opening of the second annular partition plate is opened, and the second annular partition plate falls down from the material passing opening on the inner side;

step five: add compatibilizer A and compatibilizer B from the charge door at mixing drum top, the puddler of mixing drum is driven by the axis of rotation, ceaselessly carries out clockwise and anticlockwise alternative stirring for four kinds of fully dispersed mixed materials and the abundant stirring of compatibilizer A, B are mixed, mix the completion back, discharge the mixture from row material pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, in the production process of the fully-degradable biological material PLA, when the materials are mixed, the four materials to be dried are scattered and mixed while being dried, so that the four materials can be in a dispersed and mixed state when being in a solid state, the material accumulation is avoided, the rapid mixing of the materials is facilitated, the materials are separated and layered by utilizing the conical rotating shell, the first annular partition plate and the second annular partition plate for uniformly mixing, and the materials are uniformly mixed in the forward direction and the reverse direction by matching with the barrier plate and the two sealing plates, so that the four materials can be uniformly mixed more rapidly.

2. The invention drives the inner gear ring to rotate in the rotating process of the conical rotating shell, so that the inner gear ring continuously extrudes the push plate, the push plate continuously extrudes the elastic soft plate, the third spring is compressed, the elastic soft plate on the outer side extrudes the elastic soft plate on the inner side through the L-shaped push block, the elastic soft plate is bent, when the inner gear ring is separated from the extrusion push plate, the elastic soft plate pops up under the action of the third spring, the material on the outer surface of the elastic soft plate is flicked, so that the four mixed materials can vibrate back and forth, the four materials are rapidly mixed together by matching with the conical rotating shell which rotates continuously, thereby realizing that when the four materials are dried and mixed together, the push plate is continuously and convexly moved by the inner gear ring 39 to drive the elastic soft plate and the L-shaped push block to vibrate back and forth, the material particles on the outer side of the elastic soft plate vibrate, so that the four materials are rapidly and irregularly vibrated, the four materials were accelerated and dried and blended.

Drawings

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

FIG. 1 is a flow chart of the production method of the polymerization production of the fully degradable biomaterial according to the present invention;

FIG. 2 is a first perspective cross-sectional view of the general construction of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a second perspective view of the general construction of the present invention;

FIG. 5 is a schematic view of the construction of the conical rotating shell and the blocking plate of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 5;

FIG. 7 is a schematic view of the internal structure of the drying cylinder of the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 7 at C;

FIG. 9 is a cross-sectional view showing the inner structure of the feed cylinder of the present invention (with the conical rotating shell and the first connecting plate hidden);

FIG. 10 is an enlarged view of the structure of FIG. 9 at D;

fig. 11 is a schematic view of the structure of the blocking piece and the guide plate of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

mixing cylinder 1, discharge pipe 2, charging opening 3, discharging cylinder 4, drying cylinder 5, rotating shaft 6, servo motor 7, stirring rod 8, feeding pipe 9, split-flow screen plate 10, first connecting plate 11, conical rotating shell 12, first connecting frame 13, first annular partition plate 14, second annular partition plate 15, threaded rod 16, threaded sleeve 17, barrier plate 18, rectangular limiting block 19, material through opening 20, sealing plate 21, first sliding rod 22, L-shaped bracket 23, lifting plate 24, tensioning spring 25, first pull rope 26, first guide wheel 27, second connecting block 28, first spring 29, second pull rope 30, second connecting plate 31, second guide wheel 32, guide plate 33, first sliding groove 34, second spring 35, elastic soft plate 36, third spring 37, push plate 38, inner toothed ring 39, L-shaped push block 40, dispersion plate 41 swing rod, shift ring 42, shift rod 43, shift column 44, arc-shaped slide rod 45, arc-shaped push rod 45, drying cylinder 5, and drive rod, A third connecting plate 46, an arc spring 47.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-11, the present invention provides a technical solution: a full-degradable biological material polymerization production device comprises a mixing drum 1, the bottom end on the right side of the mixing drum 1 is communicated with a discharge pipe 2, the top of the mixing drum 1 is provided with a charging opening 3, the top of the mixing drum 1 is fixedly communicated with a lower charging barrel 4, the top of the lower charging barrel 4 is fixedly connected with a drying barrel 5, the middle part of the drying barrel 5 is rotatably connected with a rotating shaft 6, the bottom end of the rotating shaft 6 is rotatably connected with the bottom of the mixing drum 1, the top end of the rotating shaft 6 penetrates through the drying barrel 5 and is fixedly connected with a servo motor 7, the servo motor 7 is fixedly connected with the top of the drying barrel 5, the rotating shaft 6 is positioned on the outer surface of the mixing drum 1 and is fixedly connected with a plurality of stirring rods 8, the outer side wall of the drying barrel 5 is communicated with four feeding pipes 9, the inner side wall of the lower charging barrel 4 is connected with a shunt screen plate 10, the outer surface of the rotating shaft 6 is fixedly connected with two first connecting plates 11, the outer ends of the two first connecting plates 11 are fixedly connected with a conical rotating shell 12 together, the bottom of a conical rotating shell 12 is contacted with the bottom surface in the drying cylinder 5, a plurality of first connecting frames 13 are fixedly connected on the inner side wall of the drying cylinder 5, the bottom ends of the plurality of first connecting frames 13 are jointly and fixedly connected with a first annular partition plate 14 and a second annular partition plate 15, the second annular partition plate 15 is positioned on the inner side of the first annular partition plate 14, the bottom ends of the first annular partition plate 14 and the second annular partition plate 15 are contacted with the top of the conical rotating shell 12, the middle part area of a rotating shaft 6 is a threaded rod 16, the threaded area of the rotating shaft 6 is in threaded connection with a threaded sleeve 17, a barrier plate 18 is fixedly connected on the outer surface of the threaded sleeve 17, the barrier plate 18 is used for blocking the drying cylinder 5 from forming a space with the first annular partition plate 14 and the second annular partition plate 15, the bottoms of the two barrier plates 18 are both connected with an elastic telescopic mechanism used for blocking materials in advance, and a rectangular limiting block 19 is fixedly connected on the inner side wall of the drying cylinder 5, the blocking plate 18 is connected to the inner side wall of the rectangular limiting block 19 in a sliding mode, and the left sides of the first annular partition plate 14 and the second annular partition plate 15 are both provided with a material passing hole 20;

the material passing opening 20 is positioned at the right side of the blocking plate 18, the inner side walls of the two material passing openings 20 are both connected with a sealing plate 21 in a sliding manner, the top of the outer side sealing plate 21 is fixedly connected with two first sliding rods 22, the top of the first annular partition plate 14 is fixedly connected with two L-shaped brackets 23, the top ends of the two first sliding rods 22 both penetrate through the L-shaped brackets 23 and are fixedly connected with a lifting plate 24 together, the outer surfaces of the two first sliding rods 22 are both sleeved with tensioning springs 25, the top of the lifting plate 24 is fixedly connected with a first pull rope 26, the inner end of the rectangular limiting block 19 is rotatably connected with a first guide wheel 27, the top end of the first pull rope 26 bypasses the first guide wheel 27 and is fixedly connected with a second connecting block 28, the second connecting block 28 is fixedly connected on the outer side wall of the blocking plate 18, the top of the lifting plate 24 is connected with an opening and closing mechanism for opening and closing the inner side sealing plate 21, the opening and closing mechanism comprises two first springs 29, the two first springs 29 are both fixedly connected between the sealing plate 21 and the second annular partition plate 15, the top of the lifting plate 24 is fixedly connected with a plurality of second pull ropes 30, the top surface inside the drying cylinder 5 is fixedly connected with a second connecting plate 31, the rear side wall of the second connecting plate 31 is rotatably connected with a second guide wheel 32, and the right ends of the plurality of second pull ropes 30 are all wound around the second guide wheel 32 and are jointly and fixedly connected to the top of the inner side sealing plate 21;

the elastic telescopic mechanism comprises two guide plates 33, the bottom of the blocking plate 18 is provided with a first sliding chute 34, the two guide plates 33 are respectively connected to the inner side walls of the two first sliding chutes 34 in a sliding manner, the top ends of the two guide plates 33 are fixedly connected with two second springs 35, and the top ends of the two second springs 35 in the same group are fixedly connected to the side walls of the first sliding chutes 34;

when the device works, because in the prior art, when polylactic acid, polyester, thermoplastic starch, the compatilizer A, B and the filler are mixed uniformly, the mixed materials are gathered together and added into the mixing cylinder 1, each material is piled up to fall into the mixing cylinder 1, when the thermoplastic starch and other materials are mixed with water, the thermoplastic starch and other materials can be coagulated into small particles, so that the mixing difficulty of the materials is greatly improved, the materials are mixed and stirred for a long time to fully and uniformly mix a plurality of materials, so that the processing time is prolonged, and the processing efficiency is influenced, the invention provides a technical scheme for solving the problems, when the device is used, proper amount of polylactic acid, polyester, thermoplastic starch and the filler are firstly taken out, then the four materials are added into the drying cylinder 5 from the four feeding pipes 9, so that the four materials all fall on the top of the conical rotating shell 12, the four materials firstly fall on the first annular partition plate 14 and a drying mixing area formed by the inner side wall of the drying cylinder 5, at this time, the blocking plate 18 is in a lifted state to avoid the mixing of the blocking materials, then the servo motor 7 is started to drive the rotating shaft 6 to rotate anticlockwise firstly, the rotating shaft 6 drives the conical rotating shell 12 to rotate through the two first connecting plates 11 to dry and mix the four materials at the top of the conical rotating shell 12 uniformly, so that the four materials are preliminarily mixed when being dried at the top of the conical rotating shell 12 to realize preliminary scattering and avoid the four materials from being piled up respectively, when the rotating shaft 6 rotates anticlockwise, the threaded part on the outer surface of the rotating shaft 6 drives the threaded sleeve 17 and the blocking plate 18 to move downwards along the rectangular limiting block 19, so that the blocking plate 18 is slowly close to the conical rotating shell 12 to block the preliminarily dried and mixed materials, so that the preliminarily dried and mixed materials can smoothly enter a second mixing area formed by the second annular partition plate 15 and the first annular partition plate 14, and when the blocking plate 18 moves downwards, the first pull rope 26 has a loose area at one end, the blocking plate 18 firstly pulls the first pull rope 26 straight through the second connecting block 28 to give time for the conical rotating shell 12 to rotate and drive the four materials to be mixed for a certain time, then the blocking plate 18 continuously descends, the lifting plate 24 is pulled by the first pull rope 26 to move upwards, the sealing plate 21 on the outer side is driven by the first sliding rod 22 to ascend, the material inlet 20 of the first annular partition plate 14 is opened, meanwhile, the guide plate 33 is contacted with the top of the conical rotating shell 12 to block the four materials which are mixed for a certain time, the four materials are positioned on the front side of the blocking plate 18, the materials quickly enter the outer side of the second annular partition plate 15 from the opened material inlet 20, the blocking plate 18 continuously descends, the guide plate 33 compresses the third spring 37, and accordingly the blocking plate 18 gives clearance for a certain time, it is ensured that more materials can enter the material passing port 20, and when the lifting plate 24 moves upwards, the second pulling rope 30 is loosened, the second pulling rope 30 loosens the pulling of the inner sealing plate 21, the inner sealing plate 21 is pulled under the action of the second spring 35 to seal the material passing port 20 of the second annular partition 15, that is, when the outer sealing plate 21 is opened, the inner sealing plate 21 is in a sealing state to prevent the mixed materials from directly falling out, so that the primarily mixed materials are stopped in a mixing area formed by the first annular partition 14 and the second annular partition 15, then, the servo motor 7 rotates reversely to drive the rotating shaft 6 to rotate clockwise, so that the conical rotating shell 12 rotates reversely to drive the four materials to be mixed, the rotating shaft 6 rotates clockwise to drive the threaded sleeve 17 and the blocking plate 18 to move upwards, similarly, the blocking plate 18 starts to slowly loosen the first pulling rope 26, the outer sealing plate 21 falls under the action of the tensioning spring 25 to seal the material passing port 20 outside, the lifting plate 24 descends to tighten the second pull rope 30, the sealing plate 21 on the inner side is pulled to move upwards, the first spring 29 is stretched, the material passing opening 20 of the second annular partition plate 15 is opened, the materials between the second annular partition plate 15 and the first annular partition plate 14 are reversely mixed and then fall from the material passing opening 20 on the inner side, at the moment, the four materials are fully dried and dispersedly mixed, the four mixed materials fall on the flow distribution screen plate 10 and are slowly screened from the top of the flow distribution screen plate 10 into the mixing cylinder 1, then the compatilizer A and the compatilizer B are added from the feeding opening 3 on the top of the mixing cylinder 1, the stirring rod 8 of the mixing cylinder 1 is driven by the rotating shaft 6 to continuously perform clockwise and counterclockwise alternate stirring, so that the four fully dispersed and mixed materials and the compatilizer A, B are fully stirred and mixed, and after the mixing is completed, the mixed materials are discharged from the discharge pipe 2, thereby realize at every turn in the production process to the full degradation biomaterial PLA, when mixing the material, break up the mixture with four kinds of materials that need carry out the drying when carrying out the drying, make four kinds of materials can be when the solid state, be in the dispersion mixing state, avoid the material to pile up, more be favorable to material flash mixed, and utilize toper rotation shell 12 and first annular baffle 14 and second annular baffle 15 to separate the material, the layering carries out the mixing, cooperation barrier plate 18 and two closing plates 21 carry out forward and reverse mixing to the material, make four kinds of materials can faster homogeneous mixing.

As a further scheme of the invention, a plurality of elastic soft plates 36 which are respectively in a circumferential shape are fixedly connected to the outer side walls of the first annular partition plate 14 and the second annular partition plate 15, a third spring 37 is fixedly connected to the inner side wall of each elastic soft plate 36, the inner end of each third spring 37 is fixedly connected to the outer side walls of the first annular partition plate 14 and the second annular partition plate 15, push plates 38 are fixedly connected to the outer surfaces of the plurality of elastic soft plates 36 on the outer side, an inner toothed ring 39 is fixedly connected to the top of the conical rotating shell 12, the inner toothed ring 39 is in contact with the outer end of the push plate 38, an L-shaped push block 40 is fixedly connected to the top of each elastic soft plate 36 on the outer side, and the L-shaped push block 40 is in contact with the outer side wall of the elastic soft plate 36 on the inner side; when the drying drum works, because four materials are added into the drying drum 5 for drying and mixing, the materials are positioned on the outer side walls of the first annular partition plate 14 and the second annular partition plate 15 under the action of gravity, so that the materials are accumulated, the difficulty of material mixing is greatly increased, the materials are not beneficial to being fully mixed, the inner toothed ring 39 is driven to rotate in the rotating process of the conical rotating shell 12, the inner toothed ring 39 continuously extrudes the push plate 38, the push plate 38 continuously extrudes the elastic soft plate 36, the third spring 37 is compressed, the elastic soft plate 36 on the outer side extrudes the elastic soft plate 36 on the inner side through the L-shaped push block 40, the elastic soft plate 36 is bent, when the inner toothed ring 39 is separated from the extrusion push plate 38, the elastic soft plate 36 is ejected under the action of the third spring 37, the materials positioned on the outer surface of the elastic soft plate 36 are ejected, the four mixed materials can continuously vibrate back and forth, and the conical rotating shell 12 is matched, carry out quick mixing to four kinds of materials to when realizing carrying out dry mixing to four kinds of materials at every turn, utilize interior ring gear 39 incessantly to move push pedal 38, drive elasticity soft board 36 and L type ejector pad 40 vibrations that makes a round trip incessantly, shake the material granule that is in its outside, make the quick irregular vibrations of four kinds of materials mix for the drying and the mixing to four kinds of materials.

As a further scheme of the present invention, a dispersion plate 41 fixedly connected to the outer side walls of the first annular partition 14 and the second annular partition 15 is provided between two adjacent flexible plates 36, and two ends of the plurality of dispersion plates 41 are respectively in contact with the side walls of the drying cylinder 5, the first annular partition 14 and the second annular partition 15; the during operation, because the toper rotates shell 12 top and is in glossy state, can't drive the material fast and rotate the mixture, through a plurality of dispersion boards 41 of fixedly connected with on first annular baffle 14 and second annular baffle 15 lateral wall, when the toper rotates shell 12 and drives the material and rotate, accumulational material and dispersion board 41 effect, make the material can break up fast, partial material is blockked, hysteresis appears, can mix with the material that the rear removed, thereby realize accelerating the purpose that the material mixes.

As a further scheme of the invention, the shunt net plate 10 is rotatably connected on the inner side wall of the lower charging barrel 4, the outer surface of the rotating shaft 6 is fixedly connected with a poking ring 42, the rotating ring is positioned at the top of the shunt net plate 10, the top of the shunt net plate 10 is rotatably connected with a swing rod 43, the poking ring 42 is used for poking the swing rod 43, the top of the shunt net plate 10 is fixedly connected with a blocking column 44, the outer surface of the blocking column 44 is fixedly connected with an arc-shaped slide rod 45, the inner side wall of the lower charging barrel 4 is fixedly connected with a third connecting plate 46, the rear end of the arc-shaped slide rod 45 penetrates through the third connecting plate 46 and is in sliding connection with the third connecting plate, and the part of the outer surface of the arc-shaped slide rod 45, which is positioned between the third connecting plate 46 and the blocking column 44, is sleeved with an arc-shaped spring 47; when in work, as four mixed materials fall into the mixing cylinder 1 from the flow distribution net plate 10, part of the materials may fall between the sieve pores of the flow distribution net plate 10 and cannot fall completely, when the four materials fall on the top of the shunt screen plate 10, the rotating shaft 6 drives the stirring ring 42 to rotate together in the rotating process, so that the swing link 43 is pushed by the dial ring 42 to swing the swing link 43, the outer end of the swing link 43 squeezes the blocking column 44 to rotate the shunt net plate 10 and the arc-shaped slide rod 45, when the dial ring 42 is separated from the swing rod 43, the blocking column 44 and the shunt net plate 10 are reset under the action of the arc-shaped spring 47, so that the shunt net plate 10 rotates back and forth, thereby realize that the material of four kinds of mixings is screened, slowly and the dispersed falls to mixing drum 1 in, avoids the material to pile up at reposition of redundant personnel otter board 10 top simultaneously, makes the combined material can thoroughly fall into mixing drum 1 and mix.

the method comprises the following steps: taking out proper amounts of polylactic acid, polyester, thermoplastic starch and filler, and adding the four materials into a drying cylinder 5 from four feeding pipes 9;

step two: starting a servo motor 7 to drive a rotating shaft 6 to rotate anticlockwise, and driving a conical rotating shell 12 to rotate by the rotating shaft 6 through two first connecting plates 11 so as to dry and uniformly mix four materials at the top of the conical rotating shell 12;

step three: the blocking plate 18 descends, the lifting plate 24 is pulled by the first pull rope 26 to move upwards, the sealing plate 21 on the outer side is driven by the first sliding rod 22 to ascend, the material passing opening 20 of the first annular partition plate 14 is opened, and materials rapidly enter the outer side of the second annular partition plate 15 from the opened material passing opening 20;

step four: the blocking plate 18 moves upwards, pulls the sealing plate 21 at the inner side to move upwards, stretches the first spring 29, and enables the material through opening 20 of the second annular partition 15 to be opened and fall from the material through opening 20 at the inner side;

step five: add compatibilizer A and compatibilizer B from charge door 3 at mixing drum 1 top, the puddler 8 of mixing drum 1 is driven by axis of rotation 6, ceaselessly carries out clockwise and anticlockwise alternative stirring for four kinds of fully dispersed mixed materials and the abundant stirring of compatibilizer A, B are mixed, mix the completion back, discharge the mixture from row material pipe 2.

The working principle is as follows: when the invention is used, proper amount of polylactic acid, polyester, thermoplastic starch and filler are taken out firstly, then four materials are added into a drying cylinder 5 from four feeding pipes 9, the four materials are all dropped on the top of a conical rotating shell 12, the four materials are dropped on a drying mixing area formed by a first annular partition plate 14 and the inner side wall of the drying cylinder 5, at the moment, a blocking plate 18 is in a lifting state to avoid blocking the mixing of the materials, then a servo motor 7 is started to drive a rotating shaft 6 to rotate anticlockwise firstly, the rotating shaft 6 drives the conical rotating shell 12 to rotate through two first connecting plates 11, the four materials on the top of the conical rotating shell 12 are dried and uniformly mixed, the four materials are subjected to preliminary mixing when being dried on the top of the conical rotating shell 12, preliminary scattering is realized, the four materials are prevented from being piled up respectively, and when the rotating shaft 6 rotates anticlockwise, a thread part on the outer surface of the rotating shaft 6 drives a thread sleeve 17 and the blocking plate 18 to downwards move along a rectangular limiting block 19 Moving to make the blocking plate 18 slowly approach the conical rotating shell 12 for blocking the preliminarily dried and mixed material, making it smoothly enter the second mixing area formed by the second annular partition 15 and the first annular partition 14, and when the blocking plate 18 moves downwards, the first pulling rope 26 has a loose area at one end, the blocking plate 18 firstly straightens the first pulling rope 26 through the second connecting block 28, and gives the time for the conical rotating shell 12 to rotate and drive the four materials to be mixed for a certain time, so that the four materials can be mixed for a certain time, then the blocking plate 18 continues to descend, the lifting plate 24 is pulled to move upwards through the first pulling rope 26, the sealing plate 21 at the outer side is driven to ascend through the first sliding rod 22, the through hole 20 of the first annular partition 14 is opened, meanwhile, the guide plate 33 contacts with the top of the conical rotating shell 12 to block the four materials which have been mixed for a certain time, the material is enabled to be positioned at the front side of the blocking plate 18, the material is enabled to rapidly enter the outer side of the second annular partition plate 15 from the opened material passing hole 20, the blocking plate 18 continuously descends, the guide plate 33 compresses the third spring 37, so that a blocking gap is given to the blocking plate 18 for a period of time, more material can be ensured to enter the material passing hole 20, when the lifting plate 24 moves upwards, the second pull rope 30 is loosened, the second pull rope 30 loosens the pulling of the sealing plate 21 at the inner side, the sealing plate 21 at the inner side is pulled under the action of the second spring 35 to seal the material passing hole 20 of the second annular partition plate 15, namely when the sealing plate 21 at the outer side is opened, the sealing plate 21 at the inner side is in a sealing state, the mixed material is prevented from directly falling out, the primary mixed material is enabled to stay in a mixing area formed by the first annular partition plate 14 and the second annular partition plate 15, then, the servo motor 7 rotates reversely to drive the rotating shaft 6 to rotate clockwise, the conical rotating shell 12 rotates reversely to drive four materials to be mixed, the rotating shaft 6 rotates clockwise to drive the threaded sleeve 17 and the blocking plate 18 to move upwards, similarly, the blocking plate 18 starts to slowly loosen the first pull rope 26, the sealing plate 21 at the outer side falls under the action of the tensioning spring 25 to seal the feed opening 20 at the outer side, the lifting plate 24 descends to tension the second pull rope 30, the sealing plate 21 at the inner side is pulled to move upwards, the first spring 29 is stretched to open the feed opening 20 of the second annular partition plate 15, the materials between the second annular partition plate 15 and the first annular partition plate 14 are reversely and uniformly mixed and then fall from the feed opening 20 at the inner side, at the moment, the four materials are fully dried and dispersedly mixed, the four mixed materials fall on the shunt mesh plate 10 and slowly sieve from the top of the shunt mesh plate 10 into the mixing cylinder 1, and then the compatilizer A and the compatilizer B are added from the feed opening 3 at the top of the mixing cylinder 1, the stirring rod 8 of the mixing cylinder 1 is driven by the rotating shaft 6 to continuously stir alternately clockwise and anticlockwise, so that the four materials which are fully dispersed and mixed and the compatilizer A, B are fully stirred and mixed, and after the mixing is finished, the mixture is discharged from the discharge pipe 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A full degradation biomaterial polymerization production facility, includes mixing drum (1), its characterized in that: the mixing drum is characterized in that a discharging pipe (2) is communicated with the bottom on the right side of the mixing drum (1), a feeding port (3) is formed in the top of the mixing drum (1), a lower charging drum (4) is fixedly communicated with the top of the mixing drum (1), a drying drum (5) is fixedly connected with the top of the lower charging drum (4), a rotating shaft (6) is rotatably connected to the middle of the drying drum (5), the bottom of the rotating shaft (6) is rotatably connected to the bottom of the mixing drum (1), the top end of the rotating shaft (6) penetrates through the drying drum (5) and is fixedly connected with a servo motor (7), the servo motor (7) is fixedly connected to the top of the drying drum (5), a plurality of stirring rods (8) are fixedly connected to the outer surface of the mixing drum (1), four feeding pipes (9) are communicated to the outer side wall of the drying drum (5), and a shunt screen plate (10) is connected to the inner side wall of the lower charging drum (4), the outer surface of the rotating shaft (6) is fixedly connected with two first connecting plates (11), the outer ends of the first connecting plates (11) are fixedly connected with a conical rotating shell (12) together, the bottom of the conical rotating shell (12) is contacted with the inner bottom surface of the drying cylinder (5), the inner side wall of the drying cylinder (5) is fixedly connected with a plurality of first connecting frames (13), the bottom ends of the first connecting frames (13) are fixedly connected with a first annular partition plate (14) and a second annular partition plate (15) together, the second annular partition plate (15) is positioned on the inner side of the first annular partition plate (14), the bottom ends of the first annular partition plate (14) and the second annular partition plate (15) are both contacted with the top of the conical rotating shell (12), the middle part area of the rotating shaft (6) is a threaded rod (16), and the threaded area of the rotating shaft (6) is in threaded connection with a threaded sleeve (17), the outer surface of the threaded sleeve (17) is fixedly connected with a blocking plate (18), the blocking plate (18) is used for blocking a drying cylinder (5) from forming a space with a first annular partition plate (14) and a second annular partition plate (15), the bottoms of the two blocking plates (18) are connected with elastic telescopic mechanisms used for blocking materials in advance, the inner side wall of the drying cylinder (5) is fixedly connected with a rectangular limiting block (19), the blocking plate (18) is connected to the inner side wall of the rectangular limiting block (19) in a sliding mode, and the left sides of the first annular partition plate (14) and the left side of the second annular partition plate (15) are provided with material passing ports (20);

the material passing opening (20) is located on the right side of the blocking plate (18), a sealing plate (21) is connected to the inner side wall of each of the two material passing openings (20) in a sliding mode, two first sliding rods (22) are fixedly connected to the top of the sealing plate (21), two L-shaped supports (23) are fixedly connected to the top of the first annular partition plate (14), the top ends of the two first sliding rods (22) penetrate through the L-shaped supports (23) and are fixedly connected with a lifting plate (24) together, tensioning springs (25) are sleeved on the outer surfaces of the two first sliding rods (22), a first pull rope (26) is fixedly connected to the top of the lifting plate (24), a first guide wheel (27) is rotatably connected to the inner end of the rectangular limiting block (19), the top end of the first pull rope (26) winds around the first guide wheel (27) and is fixedly connected with a second connecting block (28), and the second connecting block (28) is fixedly connected to the outer side wall of the blocking plate (18), the utility model discloses a drying cylinder, including lifter plate (24), sealing plate (21), lifter plate (24) top is connected with and is used for opening and shutting the inboard the mechanism that opens and shuts of sealing plate (21), the mechanism that opens and shuts includes two first springs (29), two equal fixed connection of first spring (29) is between sealing plate (21) and second annular baffle (15), a plurality of second stay cords (30) of lifter plate (24) top fixedly connected with, inside top surface fixedly connected with second connecting plate (31) of drying cylinder (5), it is connected with second leading wheel (32) to rotate on second connecting plate (31) rear side wall, and is a plurality of second stay cord (30) right-hand member all walks around second leading wheel (32) and common fixed connection is at the top of inboard sealing plate (21).

2. The polymerization production equipment for fully degradable biological materials as claimed in claim 1, wherein: elastic stretching mechanism includes two guide boards (33), stop board (18) bottom and seted up first spout (34), two guide board (33) sliding connection respectively is on two first spout (34) inside walls, two second springs (35) of the equal fixedly connected with in guide board (33) top, two of same group the equal fixed connection in second spring (35) top is on the lateral wall of first spout (34).

3. The polymerization production equipment for fully degradable biological materials as claimed in claim 1, wherein: equal fixedly connected with is a plurality of elasticity soft boards (36) that are the circumference difference on first annular baffle (14) and second annular baffle (15) lateral wall, every equal fixedly connected with third spring (37) on elasticity soft board (36) inside wall, the inner fixed connection of third spring (37) is on the lateral wall of first annular baffle (14) and second annular baffle (15), and the outside is a plurality of equal fixedly connected with push pedal (38) on elasticity soft board (36) surface, shell (12) top fixedly connected with inner ring gear (39) is rotated to the toper, inner ring gear (39) and the outer end contact of push pedal (38), the outside elasticity soft board (36) top fixedly connected with L type ejector pad (40), L type ejector pad (40) and inboard elasticity soft board (36) lateral wall contacts.

4. The polymerization production equipment for fully degradable biological materials as claimed in claim 3, wherein: two adjacent all be equipped with dispersion board (41) of fixed connection on first annular baffle (14) and second annular baffle (15) lateral wall between elasticity soft board (36), a plurality of the both ends of dispersion board (41) contact with the lateral wall of drying cylinder (5), first annular baffle (14) and second annular baffle (15) respectively.

5. The polymerization production equipment for fully degradable biological materials as claimed in claim 1, wherein: the shunt screen plate (10) is rotationally connected on the inner side wall of the lower charging barrel (4), the outer surface of the rotating shaft (6) is fixedly connected with a stirring ring (42), the rotating ring is positioned at the top of the flow dividing screen plate (10), the top of the flow dividing screen plate (10) is rotatably connected with a swing rod (43), the poking ring (42) is used for poking the swing rod (43), the top of the shunt net plate (10) is fixedly connected with a blocking column (44), an arc-shaped sliding rod (45) is fixedly connected on the outer surface of the blocking column (44), a third connecting plate (46) is fixedly connected on the inner side wall of the lower charging barrel (4), the rear end of the arc-shaped sliding rod (45) penetrates through the third connecting plate (46) and is connected with the third connecting plate in a sliding way, an arc-shaped spring (47) is sleeved on the outer surface of the part, located between the third connecting plate (46) and the blocking column (44), of the arc-shaped sliding rod (45).

6. A method for producing fully degradable biological material by polymerization, which adopts a fully degradable biological material polymerization production device as claimed in any of claims 1-5, and is characterized in that: the method comprises the following specific steps:

the method comprises the following steps: taking out proper amount of polylactic acid, polyester, thermoplastic starch and filler, and then adding the four materials into a drying cylinder (5) from four feeding pipes (9);

step two: starting a servo motor (7), driving a rotating shaft (6) to rotate anticlockwise, driving a conical rotating shell (12) to rotate by the rotating shaft (6) through two first connecting plates (11), and drying and uniformly mixing four materials at the top of the conical rotating shell (12);

step three: the blocking plate (18) descends, the lifting plate (24) is pulled by the first pull rope (26) to move upwards, the sealing plate (21) on the outer side is driven by the first sliding rod (22) to ascend, the material passing opening (20) of the first annular partition plate (14) is opened, and materials rapidly enter the outer side of the second annular partition plate (15) from the opened material passing opening (20);

step four: the servo motor (7) rotates reversely to drive the rotating shaft (6) to rotate clockwise, the blocking plate (18) moves upwards, the sealing plate (21) on the inner side is pulled to move upwards, the first spring (29) is stretched, and the material passing opening (20) of the second annular partition plate (15) is opened and falls down from the material passing opening (20) on the inner side;

step five: the compatilizer A and the compatilizer B are added from the charging hole (3) at the top of the mixing drum (1), the stirring rod (8) of the mixing drum (1) is driven by the rotating shaft (6) to stir alternately clockwise and anticlockwise ceaselessly, so that four materials which are fully dispersed and mixed and the compatilizer A, B are fully stirred and mixed, and after the mixing is finished, the mixed materials are discharged from the discharge pipe (2).