CN110652927A

CN110652927A - Furan resin preparation system and preparation method thereof

Info

Publication number: CN110652927A
Application number: CN201911006171.4A
Authority: CN
Inventors: 傅世根; 严蓓; 梁春涛; 潘富斌; 姚云国
Original assignee: Zhejiang Tianqi New Material Polytron Technologies Inc
Current assignee: Zhejiang Tianqi New Material Polytron Technologies Inc
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-01-07

Abstract

The invention provides a furan resin preparation system and a preparation method thereof, and the furan resin preparation system comprises a workbench, a power mechanism, a material receiving mechanism, a powder scattering mechanism, a stirring mechanism and a feeding mechanism, wherein a material receiving disc is arranged below the workbench, the power mechanism comprises a driving assembly and a conveying assembly, the material receiving mechanism comprises a material receiving assembly and a limiting assembly, the powder scattering device comprises a powder scattering assembly and a control assembly, the stirring assembly comprises a stirring assembly and a rotating assembly, the feeding mechanism is arranged on the workbench, the powder raw materials enter a powder barrel through the rotation of the conveying assembly, the granular raw materials enter a material storage barrel, the control assembly drives the powder scattering barrel to rotate so that the powder raw materials are outwards diffused into gaps of the granular raw materials, the stirring assembly rotates positively and negatively to mix the materials uniformly, so that the technical problem that the materials are not uniformly mixed due to the fact that the difference of the flowability is generated when the materials are mixed due to the fact that the sizes of different material particles are different in the prior art is solved.

Description

Furan resin preparation system and preparation method thereof

Technical Field

The invention relates to the field of resin production equipment, in particular to a furan resin preparation system and a preparation method thereof.

Background

The furan resin is thermosetting resin produced by taking furfural as a main raw material. The furan resin has the characteristics of high temperature resistance, acid resistance, alkali alternation and most of solvents due to the introduction of furan rings in the high polymer, and is low in price, sufficient in source of goods and long in storage period.

The utility model discloses a chinese patent application number is CN 201220690842.0's utility model discloses a resin raw material mixing device, including the agitator tank, install the actuating mechanism on the agitator tank, feed inlet and discharge gate are established to the agitator tank, establish the stirring pivot in the agitator tank, a free end of stirring pivot and actuating mechanism's output shaft, the stirring pivot is equipped with a plurality of stirring rakes along its circumferencial direction, a plurality of stirring needles of surface mounting of stirring rake, this utility model discloses can be fast with resin raw material stirring dispersion even and easy to operate, improve production efficiency, guarantee simultaneously to produce the stability of product performance.

However, this utility model stirring in the in-process that uses is all emptyd to the agitator tank again to the raw materials, and there is the difference in the particle size between curing agent or curing agent and other raw materials, and the mobility of stirring in-process tiny particle and big granule produces the difference, leads to final mixing portion even, and then influences resin finished product quality.

Disclosure of Invention

In order to solve the problems, the invention provides a furan resin preparation system, wherein a conveying assembly rotates, a powdery raw material enters a powder barrel, a granular raw material enters a storage barrel, a control assembly drives a powder scattering barrel to rotate so that the powdery raw material is diffused to gaps of the granular raw material, and then a stirring assembly rotates forwards and backwards to uniformly mix the materials.

In order to achieve the purpose, the invention provides the following technical scheme:

a furan resin production system, comprising:

the material receiving disc is arranged below the workbench;

the power mechanism comprises a driving assembly and a conveying assembly, the driving assembly and the conveying assembly are both arranged on the workbench, and the driving assembly drives the conveying assembly to rotate continuously;

the material receiving mechanism comprises material receiving components and limiting components, a plurality of material receiving components are arranged along the rotating path of the transportation component and are fixed on the outer side of the transportation component, the limiting components and the material receiving components are arranged in a one-to-one correspondence mode and slide in the material receiving components along with the movement of the material receiving components, and the feeding amount of the material receiving components is controlled;

the powder spreading device comprises a powder spreading component and a control component, the powder spreading component rotates and can be slidably mounted in the middle of the material receiving component, the control component is fixed at the bottom of the powder spreading component and drives the powder spreading component to spread powder after the material receiving component finishes material receiving and move downwards after powder spreading along with the movement of the material receiving component;

the stirring assembly comprises a stirring assembly and a rotating assembly, the stirring assembly is rotatably mounted in the powder scattering assembly, the rotating assembly is rotatably mounted at the top end of the material receiving assembly and is fixedly connected with the stirring assembly, and the rotating assembly drives the stirring assembly to rotate to stir the material in the material receiving assembly after the powder scattering assembly moves downwards; and

the feeding mechanism is installed on the workbench and follows a first feed port and a second feed port which are sequentially arranged on the transportation assembly, and the first feed port and the second feed port are arranged right above the material receiving assembly and can be aligned with the material receiving assembly.

As an improvement, the powder scattering assembly comprises a powder scattering barrel, the powder scattering barrel and the storage barrel are coaxially arranged and penetrate through the circular hole, and a plurality of discharge holes are formed in the side wall of the powder scattering barrel.

As an improvement, spacing subassembly includes shrouding, bracing piece, bottom plate, connecting plate, spring, limiting plate and spacing ring, the shrouding slide set up in the blown down tank, just the shrouding intermediate position sets up a round hole, and is a pair of the symmetry is in the bottom of shrouding, the bottom plate for the shrouding is fixed the other end of bracing piece, and is a pair of the connecting plate is followed the length direction of workstation deviates from the bottom plate extends, spring coupling the connecting plate reaches the mounting panel, the limiting plate is followed workstation width direction deviates from the bottom plate extends, just the free end top of limiting plate sets up a stopper, the spacing ring is fixed on the workstation, and its edge the transportation subassembly rotation route sets up, the stopper is followed the inboard of spacing ring removes.

As an improvement, the limiting ring comprises a first contact part, a second contact part and a third contact part which are connected end to end, the limiting block is in interference fit with the first contact part, the first contact part and the first feed port are correspondingly arranged, and the second contact part and the second feed port are correspondingly arranged and extend towards the rear side of the second feed port.

As an improvement, the dusting assembly comprises a mounting seat b and a dusting barrel, the mounting seat b is fixed at the bottom of the discharging barrel, the dusting barrel and the storage barrel are coaxially arranged and penetrate through the mounting seat b, and a plurality of discharging holes are formed in the side wall of the dusting barrel.

As an improvement, the control assembly comprises a rotating shaft a, a ball, a round bar, a gear a, a track and a rack a, wherein the rotating shaft a is coaxially fixed at the bottom of the powder scattering barrel, the ball is fixed at the other end of the rotating shaft a relative to the powder scattering barrel, the round bar is vertically fixed on an arc surface of the ball, a mounting groove is formed in the middle position of the gear a, a mounting hole is formed in the side wall of the mounting groove, the ball is arranged in the mounting groove, the round bar is inserted in the mounting hole, the track is fixed on the workbench, the track is arranged along the rotating path of the transportation assembly, and the rack a is arranged in the track and meshed with the gear a.

As an improvement, the track is a rectangular groove, the opening of the track is right opposite to the gear a, the track comprises a concave part and a matching part which are connected end to end, the concave part is arranged behind the second feed port, and the rack a is located in the matching part between the concave part and the second feed port.

As an improvement, the stirring assembly comprises a baffle, a rotating shaft b, stirring rods a and stirring rods b, the baffle is arranged in the powder scattering barrel in a sliding mode, the rotating shaft b is coaxially connected with the baffle, the stirring rods a are arranged in the rotating shaft b in an array mode, and the stirring rods b are rotatably installed at the end portions of the stirring rods a.

As an improvement, the rotating assembly comprises a fluted disc and a limiting strip, the fluted disc is fixed at the top end of the rotating shaft b, the fluted disc is rotatably installed at the top end of the storage barrel, the fluted disc is in a hollow-out arrangement, the limiting strips are symmetrically fixed at the front side and the rear side of the transportation assembly, a plurality of tooth parts are arranged at intervals along the extending direction of the limiting strips, the tooth parts on the limiting strips are arranged in a staggered manner, and the fluted disc is meshed with the tooth parts.

The invention also provides a preparation method of the furan resin, which comprises the steps of sequentially carrying out two feeding procedures in the storage barrel 312, sequentially adding two granular raw materials, adding the powdery raw material into the dusting barrel, then rotating the dusting barrel to preliminarily mix the powdery raw material and the granular raw material, and finally carrying out final stirring and mixing on the three raw materials by the stirring assembly, so that the technical problem of uneven mixing of the raw materials caused by the difference of the flowability of the raw materials in the prior art is solved.

a preparation method of furan resin comprises the following steps:

the method comprises the following steps: a first feeding step, in which the storage barrel 312 is moved to a position below the first feed port 61, the sealing plate 321 is moved downward, and the granular raw material in the first feed port 61 enters the storage barrel 312;

step two: a second feeding step, after the first feeding step, in which the storage barrel 312 is moved to a position below the second feeding port 62, the sealing plate 321 is moved downward again, and the second feeding port 62 feeds another granular raw material into the storage barrel 312 while the second feeding port 62 feeds the powdery raw material into the powder scattering barrel 412;

step three: a dusting process, in which after the second step, the storage barrel 312 continues to move, the gear a424 and the rack a426 are engaged to drive the dusting barrel 412 to rotate, and the powdery raw materials are diffused outwards into gaps among the granular raw materials;

step four: a stirring step, after the third step, moving the powder scattering barrel 412 downward, leaking the stirring rod a513 and the stirring rod b514, and engaging and driving the stirring rod a513 and the stirring rod b514 by the fluted disc 521 and the limiting bar 522 to mix the raw materials;

step five, a discharging process, after the step five, the sealing plate 321 and the powder scattering barrel 412 move upwards, and meanwhile, the storage barrel 312 and the powder scattering barrel 412 rotate until the openings face downwards, wherein the uniformly stirred materials fall into the receiving tray 11.

The invention has the beneficial effects that:

(1) according to the invention, the powder scattering barrel is filled with the powdery raw materials through the first feed port and the second feed port, the storage barrel is filled with the granular raw materials, the control assembly drives the powder scattering barrel to rotate so as to diffuse the powdery raw materials into gaps of the granular raw materials for primary mixing, and then the stirring assembly rotates forwards and backwards to carry out secondary mixing on the raw materials, so that the uniformity of raw material mixing is ensured;

(2) the quantitative feeding of the raw materials can be realized, two kinds of granular raw materials are sequentially fed into the storage barrel, the limiting block in the limiting assembly moves along the limiting strips, the space generated by downward movement of the sealing plate in the storage barrel is the feeding amount, the feeding amount can be controlled, and the accuracy of the proportioning of the raw materials for producing the furan resin is ensured;

(3) when the stirring assembly works, the storage box is in an inclined state, raw materials in the storage box are overturned in the storage box, the flowability of the raw materials is increased, and the upper granular raw materials and the lower granular raw materials are mixed more uniformly.

In conclusion, the invention has the advantages of simple structure, ingenious design, accurate raw material proportioning, uniform raw material mixing and the like, and is particularly suitable for the production of furan resin.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of a position-limiting assembly;

FIG. 4 is a schematic view of a rotating assembly;

FIG. 5 is a first diagram illustrating a movement state of the position limiting assembly;

FIG. 6 is a second diagram illustrating the movement state of the position-limiting assembly;

FIG. 7 is a third view of the motion state of the position limiting assembly;

FIG. 8 is a schematic view of a stop collar and track configuration;

FIG. 9 is an exploded view of the ball and gear combination;

FIG. 10 is a process flow diagram of the present invention.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The first embodiment is as follows:

as shown in fig. 1 and 2, the present invention provides a furan resin production system comprising:

the device comprises a workbench 1, wherein a material receiving disc 11 is arranged below the workbench 1;

the power mechanism 2 comprises a driving assembly 21 and a transporting assembly 22, the driving assembly 21 and the transporting assembly 22 are both mounted on the workbench 1, and the driving assembly 21 drives the transporting assembly 22 to rotate continuously;

the material receiving mechanism 3 comprises material receiving components 31 and limiting components 32, the material receiving components 31 are arranged along the rotating path of the transportation component 22 and fixed on the outer side of the transportation component 22, the limiting components 32 and the material receiving components 31 are arranged in a one-to-one correspondence manner and slide in the material receiving components 31 along with the movement of the material receiving components 31, and the feeding amount of the material receiving components 31 is controlled;

the powder spreading mechanism 4 comprises a powder spreading component 41 and a control component 42, the powder spreading component 41 rotates and is slidably mounted in the middle of the material receiving component 31, the control component 42 is fixed at the bottom of the powder spreading component 41 and drives the powder spreading component 41 to spread powder after the material receiving component 31 finishes receiving the material and move downwards after the powder is spread along with the movement of the material receiving component 31;

the stirring mechanism 5 comprises a stirring assembly 51 and a rotating assembly 52, the stirring assembly 51 is rotatably installed in the dusting assembly 41, the rotating assembly 52 is rotatably installed at the top end of the material receiving assembly 31 and is fixedly connected with the stirring assembly 51, and the rotating assembly 52 drives the stirring assembly 51 to rotate to stir the material in the material receiving assembly 31 after the dusting assembly 41 moves downwards; and

feed mechanism 6, feed mechanism 6 installs on the workstation 1, it follows first feed inlet 61 and second feed inlet 62 that transportation subassembly 32 set gradually, just first feed inlet 61 and second feed inlet 62 all set up connect material subassembly 31 directly over, and with connect material subassembly 31 to align the setting.

In order to avoid interference with the operation of the apparatus, the table 1 is provided with a notch.

It should be further noted that the first feeding hole 61 and the second feeding hole 62 are piston feeding devices and are connected to an external feeding device.

It should be noted that the driving assembly 21 is a motor driving device, and a power output shaft of a motor drives the sprocket rotating assembly 222 to rotate.

Further, the material receiving assembly 31 includes a mounting plate 311 and a material storage barrel 312, the mounting plate 311 is fixed on the transportation assembly 22 along the rotation path of the transportation assembly 22, and the material discharge barrel 312 is fixed in the middle of the mounting plate 311.

It should be noted that the transport assembly 22 is a sprocket conveying system, and the mounting plate 311 is fixed on the outer side of the chain.

As shown in fig. 1 and fig. 3, as a preferred embodiment, the position-limiting assembly 32 includes a sealing plate 321, a supporting rod 322, a bottom plate 323, a connecting plate 324, a spring 325, a position-limiting plate 326 and a position-limiting ring 327, the sealing plate 321 is slidably disposed in the discharging barrel 312, a circular hole 3211 is disposed at a middle position of the sealing plate 321, a pair of the circular holes is symmetrically disposed at a bottom of the sealing plate 321, the bottom plate 323 is fixed at the other end of the supporting rod 322 relative to the sealing plate 321, a pair of the connecting plates 324 extends away from the bottom plate 323 along a length direction of the workbench 1, the spring 324 connects the connecting plate 324 and the mounting plate 311, the position-limiting plate 326 extends away from the bottom plate 323 along the width direction of the workbench 1, a position-limiting block 3261 is disposed above a free end of the position-limiting plate 326, the position-limiting ring 327 is fixed on the workbench 1, the stopper 325 moves along the inner side of the stopper ring 3251.

Further, the limiting ring 327 includes a first contact portion 3271, a second contact portion 3272, and a third contact portion 3273 that are connected end to end, and the limiting block 3261 is in interference fit with the three, the first contact portion 3271 is disposed corresponding to the first feed port 61, and the second contact portion 3272 is disposed corresponding to the second feed port 62 and extends to the rear side of the second feed port 62.

Further, the powder spreading assembly 41 includes a powder spreading barrel 412, the powder spreading barrel 412 and the storage barrel 312 are coaxially disposed, and are inserted into the circular hole 3211, and a plurality of discharging holes 4121 are disposed on a side wall of the powder spreading barrel 412.

It should be noted that the second feeding opening 62 is aligned with the dusting barrel 412 and the storage barrel 312 respectively.

It should be noted that, as shown in fig. 2, 5, 6 and 7, the shape of the first feeding hole 61 is consistent with the shape of the sealing plate 321, when the storage barrel 312 rotates to align with the first feeding hole 61, the stopper 3261 is engaged with the first contact portion 3271, the spring 324 is stretched, the sealing plate 321 moves down to form a space in the storage barrel 312, the granular raw material a fills the space from the first feeding hole 61, and then when the storage barrel 312 moves to below the second feeding hole 62, the stopper 3261 is engaged with the second contact portion 3272 in an interference manner, the spring 324 is stretched again, the sealing plate 312 moves down continuously to form a space above the raw material a, the raw material B enters from the second feeding hole 62 to fill the space, and the raw material C enters from the second feeding hole 62 to the powder scattering barrel 412, thereafter, the stopper 3261 continues to contact and move with the second contact portion 3272.

It is to be emphasized that the feeding processes of the powder scattering barrel 412 and the storage barrel 312 are not interfered with each other in the feeding process of the second feeding hole 62, and the specific working modes and working principles of the first feeding hole 61 and the second feeding hole 62 are the prior art and will not be described herein again.

As shown in fig. 8 and 9, as a preferred embodiment, the control assembly 42 includes a rotating shaft a421, a ball 422, a circular rod 423, a gear a424, a track 425 and a rack a426, the rotating shaft a421 is coaxially fixed at the bottom of the powder spreading barrel 412, the ball 422 is fixed at the other end of the rotating shaft a421 relative to the powder spreading barrel 412, the circular rod 423 is vertically fixed on the circular arc surface of the ball 422, an installation groove 4241 is formed at the middle position of the gear a424, an installation hole 4242 is formed on the side wall of the installation groove 4241, the ball 422 is arranged in the installation groove 4241, the circular rod 423 is inserted in the installation hole 4242, the track 425 is fixed on the workbench 1 and is arranged along the rotation path of the transportation assembly 22, and the rack a426 is arranged in the track 425 and is meshed with the gear a 424.

Further, the rail 425 is a rectangular groove, an opening of the rail is opposite to the gear a424, the rail 425 comprises a concave portion 4251 and a matching portion 4252 which are connected end to end, the concave portion 4251 is arranged behind the second feed port 62, and the rack a426 is located in the matching portion 4252 between the concave portion 4251 and the second feed port 62.

It should be noted that, as shown in fig. 8, the gear a424 moves along the track 425, after the raw material C enters the powder spreading barrel 412, the gear a424 is first matched with the rack a426 to drive the powder spreading barrel 412 to rotate, so that the raw material C enters the gap between the raw material B and the particles of the raw material a under the action of centrifugal force, after the powder spreading barrel 412 finishes spreading, the gear a424 starts to enter the concave portion 4251 and moves therein, and the powder spreading barrel 412 starts to move downward.

As shown in fig. 7, as a preferred embodiment, the stirring assembly 51 includes a baffle 511, a rotating shaft b512, a stirring rod a513 and a stirring rod b514, the baffle 511 is slidably disposed in the powder scattering barrel 412, the rotating shaft b512 is coaxially connected to the baffle 511, a plurality of stirring rods a513 are arranged in an array of the rotating shaft b512, and the stirring rod b514 is rotatably mounted at an end of the stirring rod a 513.

As shown in fig. 4, as a preferred embodiment, the rotating assembly 52 includes a toothed plate 521 and a limiting bar 522, the toothed plate 521 is fixed on the top end of the rotating shaft b512, and is rotatably mounted on the top end of the storage barrel 312, the toothed plate 521 is hollow, a pair of the limiting bars 522 is symmetrically fixed on the front and rear sides of the transporting assembly 22, a plurality of tooth portions 5221 are spaced along the extending direction of the limiting bar 522, the tooth portions 5221 on the front and rear limiting bars 522 are staggered, and the toothed plate 521 is meshed with the tooth portions 5221.

Before the powder spreading barrel 412 moves downwards, the stirring rod b514 is positioned in the powder spreading barrel 412, and a torsion spring is arranged at the connection position of the stirring rod b514 and the stirring rod a 513; after the powder scattering barrel 412 moves downwards, the stirring rod b514 rotates and extends out relative to the stirring rod a513, meanwhile, the fluted disc 521 is sequentially matched with the tooth parts 5221 of the front limiting strip 522 and the rear limiting strip 522, so that the rotating shaft b512 is driven to rotate forwards and backwards, and the stirring rod a513 and the stirring rod b514 mix raw materials A, B, C in the storage barrel 312.

It should be further noted that the stirring process is located at a corner of the transportation assembly 22, during the stirring process, the material storage barrel 312 is in an inclined moving state, the raw material A, B, C generates a certain fluidity inside the material storage barrel, meanwhile, in order to prevent the stirred raw material from pouring out of the material storage barrel 312 in the inclined state, the top end of the fluted disc 521 is provided with the protection block 7, and the protection cover 8 is arranged above the limit strip 522.

It should be further noted that after the stirring assembly 51 stirs, the limiting block 3261 moves to make the third contact portion 3273 contact, the gear a424 moves to the matching portion 4252, the sealing plate 312 moves upwards, the powder scattering barrel 412 moves upwards to rotate the stirring rod b514 upwards and enter the powder scattering barrel 412, the storage barrel 312 is inverted, and the uniformly mixed raw materials enter the receiving tray 11.

It should be noted that when the storage barrel 312 is in an inclined state, the raw materials a and B in the storage barrel 312 can move along the inner wall of the storage barrel 312, and meanwhile, the powder scattering barrel 412 moves downward to further increase the fluidity of the raw materials a and B, and then the raw materials a and B are mixed more uniformly by the mixing assembly 51.

It is important to note that the raw materials A, B, C are mixed uniformly and then transported to the subsequent production process through the receiving tray 11.

Example two:

as shown in FIG. 10, a method for producing a furan resin in example two of the present invention will be described.

A preparation method of furan resin comprises the following steps:

it should be noted that the raw material a is an aldehyde removing agent particle, and the sealing plate 321 moves down to contact the limiting block 3261 with the first contact portion 3271.

it should be noted that the raw material B is an acid-resistant filler particle, the raw material C is a curing agent powder, and the sealing plate 321 is moved downward again so that the limiting block 3261 contacts with the second contact portion 3272.

the granular raw material B and the raw material C tend to have consistent particle sizes, gaps formed by the granular raw material B and the raw material C stacked are basically consistent with gaps formed between the raw material C and the raw material B, and the powdery raw material A can uniformly fill gaps between the granules;

it should be noted that the powder region 312 is inclined when rotating, and the powdered raw material a in the powder region 312 has better fluidity under the combined action of gravity and the centrifugal force generated by the rotation of the powder region 312, so that the discharge hole 3121 is not blocked.

It is important to note that the dusting bucket 412 only rotates during this step.

it should be noted that the dusting barrel 412 moves downward only in this step, and in order to prevent the dusting barrel 412 from jamming during the downward movement, the gear a424 is engaged with the ball 422.

It should be noted that, the sealing plate 321 moves upward to make the limiting block 3261 contact with the third contact portion 3273, and the sealing plate 321 and the powder scattering barrel 412 move upward and cannot extrude all the uniformly mixed materials, so that when the storage bin 312 and the powder scattering barrel 412 rotate to have their openings facing downward, the raw materials leave the storage bin 312 due to the gravity.

It is important to note that the five-step components described above are joined smoothly.

Claims

1. A furan resin production system, comprising:

the device comprises a workbench (1), wherein a material receiving disc (11) is arranged below the workbench (1);

the power mechanism (2) comprises a driving assembly (21) and a transporting assembly (22), the driving assembly (21) and the transporting assembly (22) are both arranged on the workbench (1), and the driving assembly (21) drives the transporting assembly (22) to rotate continuously;

the material receiving mechanism (3) comprises material receiving assemblies (31) and limiting assemblies (32), the material receiving assemblies (31) are arranged along the rotating path of the transportation assembly (22) and fixed on the outer side of the transportation assembly (22), the limiting assemblies (32) and the material receiving assemblies (31) are arranged in a one-to-one correspondence mode and slide in the material receiving assemblies (31) along with the movement of the material receiving assemblies (31), and the feeding amount of the material receiving assemblies (31) is controlled;

the powder spreading mechanism (4), the powder spreading device (4) comprises a powder spreading component (41) and a control component (42), the powder spreading component (41) rotates and is slidably mounted in the middle of the material receiving component (31), the control component (42) is fixed at the bottom of the powder spreading component (41), and the control component drives the powder spreading component (41) to spread powder after the material receiving component (31) finishes material receiving and moves downwards after powder spreading along with the movement of the material receiving component (31);

the stirring mechanism (5), the stirring assembly (5) comprises a stirring assembly (51) and a rotating assembly (52), the stirring assembly (51) is rotatably installed in the dusting assembly (41), the rotating assembly (52) is rotatably installed at the top end of the material receiving assembly (31) and is fixedly connected with the stirring assembly (51), and the rotating assembly (52) drives the stirring assembly (51) to rotate to stir the materials in the material receiving assembly (31) after the dusting assembly (41) moves downwards; and

feed mechanism (6), feed mechanism (6) are installed on workstation (1), it follows first feed inlet (61) and second feed inlet (62) that transportation subassembly (32) set gradually, just first feed inlet (61) and second feed inlet (62) all set up connect material subassembly (31) directly over, and with connect material subassembly (31) can align the setting.

2. The system for preparing furan resin of claim 1, wherein said receiving assembly (31) comprises a mounting plate (311) and a storage barrel (312), said mounting plate (311) is fixed on said transporting assembly (22) along the rotating path of said transporting assembly (22), and said discharge barrel (312) is fixed at the middle position of said mounting plate (311).

3. The furan resin preparing system of claim 2, wherein said limiting component (32) comprises a sealing plate (321), a support rod (322), a bottom plate (323), a connecting plate (324), a spring (325), a limiting plate (326) and a limiting ring (327), said sealing plate (321) is slidably disposed in said discharging barrel (312), a circular hole (3211) is disposed at a middle position of said sealing plate (321), a pair of said sealing plates are symmetrically disposed at a bottom of said sealing plate (321), said bottom plate (323) is fixed at another end of said support rod (322) relative to said sealing plate (321), a pair of said connecting plates (324) extends along a length direction of said worktable (1) away from said bottom plate (323), said spring (324) connects said connecting plates (324) and said mounting plate (311), said limiting plate (326) extends along a width direction of said worktable (1) away from said bottom plate (323), and a limiting block (3261) is arranged above the free end of the limiting plate (326), the limiting ring (327) is fixed on the workbench (1) and is arranged along the rotating path of the transportation assembly (22), and the limiting block (325) moves along the inner side of the limiting ring (327).

4. The furan resin preparation system of claim 3, wherein said limiting ring (327) comprises a first contact portion (3271), a second contact portion (3272) and a third contact portion (3273) which are connected end to end, and said limiting block (3261) is in interference fit with the three, said first contact portion (3271) is disposed corresponding to said first feed opening (61), and said second contact portion (3272) is disposed corresponding to said second feed opening (62) and extends toward the rear side of said second feed opening (62).

5. The furan resin preparation system of claim 2, wherein said dusting assembly (41) comprises a dusting barrel (412), said dusting barrel (412) is coaxially disposed with said storage barrel (312) and is inserted into said circular hole (3211), and a plurality of discharging holes (4121) are opened on a side wall of said dusting barrel (412).

6. The furan resin preparation system of claim 5, wherein said control assembly (42) comprises a rotating shaft a (421), a ball (422), a round rod (423), a gear a (424), a track (425) and a rack a (426), said rotating shaft a (421) is coaxially fixed at the bottom of said powder spreading barrel (412), said ball (422) is fixed at the other end of said rotating shaft a (421) relative to said powder spreading barrel (412), said round rod (423) is vertically fixed on the circular arc surface of said ball (422), an installation groove (4241) is opened at the middle position of said gear a (424), an installation hole (4242) is opened on the side wall of said installation groove (4241), said ball (422) is arranged in said installation groove (4241), said round rod (423) is inserted in said installation hole (4242), said track (425) is fixed on said workbench (1), and which is disposed along a rotational path of the carrier assembly (22), the rack a (426) being disposed within the track (425) and which is engaged with the gear a (424).

7. The furan resin production system of claim 6, wherein said track (425) is a rectangular groove with an opening facing said gear a (424), said track (425) comprises an end-to-end connected recess (4251) and a fitting portion (4252), said recess (4251) is disposed behind said second feed port (62), and said rack a (426) is located in said fitting portion (4252) between said recess (4251) and said second feed port (62).

8. The furan resin preparation system of claim 5, wherein said stirring assembly (51) comprises a baffle (511), a rotating shaft b (512), a stirring rod a (513) and a stirring rod b (514), said baffle (511) is slidably disposed in said powder spreading barrel (412), said rotating shaft b (512) is coaxially connected with said baffle (511), a plurality of said stirring rods a (513) are arranged in an array of said rotating shaft b (512), and said stirring rod b (514) is rotatably mounted at an end of said stirring rod a (513).

9. The furan resin preparing system of claim 8, wherein said rotating assembly (52) comprises a toothed disc (521) and a limiting bar (522), said toothed disc (521) is fixed on the top end of said rotating shaft b (512), and is rotatably mounted on the top end of said storage barrel (312), said toothed disc (521) is hollow, a pair of said limiting bars (522) is symmetrically fixed on the front and rear sides of said transporting assembly (22), a plurality of teeth (5221) are spaced along the extending direction of said limiting bar (522), said teeth (5221) on the front and rear limiting bars (522) are staggered, and said toothed disc (521) is engaged with said teeth (5221).

10. The preparation method of the furan resin is characterized by comprising the following steps:

the method comprises the following steps: a first feeding step, wherein the storage barrel (312) moves to the position below the first feeding hole (61), the sealing plate (321) moves downwards, and the granular raw materials in the first feeding hole (61) enter the storage barrel (312);

step two: a second feeding step, after the first feeding step, moving the storage barrel (312) to a position below the second feeding port (62), moving the sealing plate (321) downward again, and allowing another granular raw material to enter the storage barrel (312) through the second feeding port (62) while the second feeding port (62) fills the powdery raw material into the powder scattering barrel (412);

step three: a dusting process, wherein after the second step, the storage barrel (312) continues to move, the gear a (424) and the rack a (426) are meshed to drive the dusting barrel (412) to rotate, and the powdery raw materials are diffused outwards into gaps among the granular raw materials;

step four: a stirring step, after the third step, moving the powder spreading barrel (412) downwards, leaking the stirring rod a (513) and the stirring rod b (514), and driving the stirring rod a (513) and the stirring rod b (514) to mix the raw materials by meshing the gear b (521) and the rack b (522);

step five, a discharging process, wherein after the step five, the sealing plate (321) and the powder scattering barrel (412) move upwards, meanwhile, the storage barrel (312) and the powder scattering barrel (412) rotate to the state that the openings face downwards, and the uniformly stirred materials fall into the material receiving plate (11).