Dopo modified epoxy resin disperser

Abstract

The application discloses a DOPO modified epoxy resin dispersion machine, which comprises a kettle body, a material cylinder, a movable plate, a dispersion mechanism and a driving assembly, a cover ring is arranged in the kettle body and separates the kettle body into a material collecting cavity and a material conveying cavity, a plurality of through holes are formed in the cover ring, the material cylinder is connected with the material conveying cavity through a material guiding assembly, a plurality of discharge pipes are arranged on the material cylinder, the plurality of discharge pipes extend downward outside the material cylinder to the material collecting cavity, the movable plate is movably arranged in the material cylinder, the movable plate separates the material cylinder into a feeding cavity and a discharging cavity, flow channels are formed in the movable plate, and cover plates capable of opening and closing the flow channels are pivotally connected to the movable plate, the dispersion mechanism comprises first and second dispersion assemblies, and the driving assembly is used for driving the movable plate to reciprocate up and down in the material cylinder, so that the raw materials flow in the kettle body and the material cylinder in a circulation mode; in the circulation mode, the raw materials are ground and dispersed by the first dispersion assembly in the material collecting cavity and are stirred and dispersed by the second dispersion assembly in the discharging cavity, so that the raw materials are uniformly and sufficiently dispersed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of epoxy resin, in particular to a DOPO modified epoxy resin dispersion machine. BACKGROUND

[0002] Epoxy resin is a kind of thermosetting polymer material with excellent bonding, corrosion resistance, insulation, molding processing, high strength and other properties, which has superior performance in mechanics, heat and chemical resistance, so it can be made into coatings, composites, casting, adhesives, molding materials and injection molding materials, and is widely used in various fields of national economy.

[0003] Epoxy resin is a flammable material, and can produce molten droplets and a large amount of smoke during combustion. By using DOPO and its derivatives in epoxy resin, the flame retardant effect of epoxy resin is improved. After synthesis, the DOPO modified epoxy resin needs to be dispersed to obtain a stable dispersion system. The existing dispersion machine usually uses multiple impellers to rotate at high speed in the raw materials for dispersion, but the raw materials at the bottom of the barrel are difficult to be brought up for good dispersion effect. At the same time, during the dispersion process, the rotation of the impeller will grind the raw materials, which will cause the material to heat up and reduce its stability. The present application provides a DOPO modified epoxy resin dispersion machine that can solve the above problems. SUMMARY

[0004] The purpose of the present application is to provide a DOPO modified epoxy resin dispersion machine to solve the problems in the background art.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a DOPO modified epoxy resin dispersion machine, comprising:

[0006] A kettle body is provided with a cover ring inside the kettle body, which divides the kettle body into a material collecting cavity and a material conveying cavity, and a plurality of through holes are formed on the cover ring;

[0007] A material cylinder is located on the kettle body, and the material cylinder is connected with the material conveying cavity through a material guiding assembly, a plurality of discharge pipes are arranged on the material cylinder, and the plurality of discharge pipes extend downward to the material collecting cavity outside the material cylinder;

[0008] A movable plate is movably arranged in the material cylinder, the movable plate divides the material cylinder into a feeding cavity and a discharging cavity, a flow channel is formed on the movable plate, and a cover plate is pivotally connected to the flow channel and can open and close the flow channel;

[0009] A dispersion mechanism comprises a first dispersion assembly and a second dispersion assembly, the first dispersion assembly can grind and disperse the raw materials in the material collecting cavity, and the second dispersion assembly can stir and disperse the raw materials in the discharging cavity;

[0010] A driving assembly is arranged to drive the movable plate to reciprocate up and down in the barrel, so that the raw material is circulated in the kettle body and the barrel.

[0011] As a preferred technical solution of the present application, the cover ring comprises an upwardly protruding bucket ring and a following plate arranged at the bottom of the bucket ring, the following plate is connected with the inner wall of the kettle body, a plurality of through holes are uniformly distributed on the following plate in the circumferential direction, and each group of through holes is connected with a discharge pipe which extends obliquely outward to the bottom of the material conveying chamber.

[0012] As a preferred technical solution of the present application, the discharge pipe is a metal pipe, and a plurality of fins are arranged on the outer side of the discharge pipe.

[0013] As a preferred technical solution of the present application, the material guiding assembly comprises a material guiding channel arranged on the cover ring, the material guiding channel extends upwardly through the material collecting chamber to the bottom of the barrel, a plurality of discharge holes are arranged on the material guiding channel, the discharge holes penetrate the pipe wall of the barrel, and a sealing plate which can be opened and closed is pivotally connected to each discharge hole of the barrel.

[0014] As a preferred technical solution of the present application, the driving assembly comprises a support plate fixedly connected with the movable plate through a connecting rod, a movable arm rotatably connected with the support plate, and a first rotating source installed on the barrel, the output shaft of the first rotating source is connected with a driving rod, and the driving rod is hingedly connected with the movable arm.

[0015] As a preferred technical solution of the present application, when the movable plate moves upwardly in the barrel, the feeding chamber is expanded, the cover plate closes the flow channel, the sealing plate opens the discharge hole, and the raw material flows from the material conveying chamber through the material guiding channel into the feeding chamber; when the movable plate moves downwardly in the barrel, the feeding chamber is compressed, the cover plate opens the flow channel, the sealing plate closes the discharge hole, and the raw material flows from the feeding chamber through the flow channel into the discharge chamber.

[0016] As a preferred technical solution of the present application, the second dispersing assembly comprises a lower ring body rotatably arranged on the upper side of the movable plate, a plurality of shaft rods connected with the lower ring body, an upper ring body fixedly connected with the top of the plurality of shaft rods, and a second rotating source installed on the support plate, the second rotating source is drivingly connected with the upper ring body, and a plurality of blades are vertically arranged on each group of shaft rods.

[0017] As a preferred technical solution of the present application, the first dispersing assembly comprises a ring plate arranged in the material collecting chamber and a third rotating source installed on the kettle body, the third rotating source is used to drive the ring plate to rotate, a plurality of gears are rotatably arranged on the inner side of the ring plate, a gear ring is arranged on the outer side of the cover ring, and the gears are engaged with the gear ring.

[0018] As a preferred technical solution of the present application, a plurality of discharge pipes extend between the ring plate and the cover ring, so that the raw material passes through the gears and the gear ring to be ground and then enters the material conveying chamber through the through holes.

[0019] The DOPO modified epoxy resin dispersion method comprises the following steps:

[0020] S1, after the DOPO modified epoxy resin raw material is synthesized, it is poured into the material collecting cavity;

[0021] S2, the driving assembly drives the movable plate to reciprocate up and down in the barrel, so that the raw material is pulled from the material collecting cavity to the material conveying cavity through the plurality of through holes, then enters the feeding cavity through the material guiding assembly, and then enters the discharging cavity through the flow channel. The raw material is pushed upward by the movable plate to the inlet of the discharge pipe in the discharging cavity, and finally flows back to the material collecting cavity through the discharge pipe to form a circulating flow;

[0022] S3, the first dispersion assembly grinds and disperses the raw material in the circulating flow in the material collecting cavity, and the second dispersion assembly stirs and disperses the raw material in the circulating flow in the discharging cavity.

[0023] Compared with the prior art, the DOPO modified epoxy resin dispersion machine has the following advantages: the raw material is ground and dispersed by the first dispersion assembly in the material collecting cavity and stirred and dispersed by the second dispersion assembly in the discharging cavity during the circulating flow, so that the raw material is uniformly and sufficiently dispersed;

[0024] The raw material is pushed upward by the movable plate to the inlet of the discharge pipe in the discharging cavity, and finally flows back to the material collecting cavity through the discharge pipe to form a circulating flow. The raw material flows along the discharge pipe and dissipates the heat generated by grinding and dispersion and stirring and dispersion, so as to maintain a stable dispersion system of the raw material. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0026] Figure 2 It is a sectional view of the overall structure of the present application;

[0027] Figure 3 It is a schematic diagram of the connection relationship between the cover ring and the kettle body of the present application;

[0028] Figure 4 It is a schematic diagram of the internal structure of the kettle body of the present application;

[0029] Figure 5 It is a schematic diagram of the internal structure of the barrel of the present application;

[0030] Figure 6 It is a schematic diagram of the connection relationship between the material guiding channel and the barrel of the present application;

[0031] In the figure: 100, kettle body; 110, cover ring; 111, bucket ring; 112, along the plate; 113, through hole; 114, discharge pipe; 120, shaft sleeve; 130, material collecting cavity; 140, material conveying cavity; 200, barrel; 210, material guiding assembly; 211, material guiding channel; 212, discharge hole; 213, sealing plate; 220, feeding cavity; 230, discharging cavity; 231, discharge pipe; 232, fin; 300, movable plate; 310, flow channel; 311, cover plate; 400, first dispersing assembly; 410, ring plate; 420, third rotating source; 430, belt pulley group; 440, gear; 450, gear ring; 500, second dispersing assembly; 510, lower ring body; 520, shaft rod; 521, blade; 530, upper ring body; 540, second rotating source; 600, driving assembly; 610, support plate; 611, connecting rod; 620, movable arm; 630, first rotating source; 640, driving rod. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application. Embodiment 1

[0033] Please refer to Figures 1-6 , the DOPO modified epoxy resin disperser comprises a kettle body 100, a barrel 200, a movable plate 300, a dispersing mechanism and a driving assembly 600.

[0034] Please refer to Figure 1 , Figure 2 , the kettle body 100 is internally provided with a cover ring 110 for separating the kettle body 100 into a material collecting cavity 130 and a material conveying cavity 140, a plurality of through holes 113 are formed in the cover ring 110, the material collecting cavity 130 is used for accommodating DOPO modified epoxy resin raw materials, the plurality of through holes 113 make the material collecting cavity 130 and the material conveying cavity 140 communicate with each other, and the raw materials can enter the material conveying cavity 140 through the through holes 113.

[0035] Please refer to Figure 1 , Figure 2, the material cylinder 200 is located on the kettle body 100, the material cylinder 200 is connected with the material conveying cavity 140 through the material guiding assembly 210, a plurality of discharge pipes 231 are arranged on the material cylinder 200, the plurality of discharge pipes 231 extend downwards outside the material cylinder 200 to the material collecting cavity 130, the discharge pipe 231 is a metal pipe, a plurality of fins 232 are arranged outside the discharge pipe 231, the movable plate 300 is movably arranged in the material cylinder 200, an isolation ring abutting against the inner wall of the material cylinder 200 is arranged on the outer ring of the movable plate 300, the movable plate 300 divides the material cylinder 200 into the feeding cavity 220 and the discharging cavity 230, the flow channel 310 is arranged on the movable plate 300, the cover plate 311 capable of opening and closing the flow channel 310 is pivotally connected to the movable plate 300, and the driving assembly 600 is used for driving the movable plate 300 to reciprocate up and down in the material cylinder 200, so that the raw material circulates and flows through the kettle body 100 and the material cylinder 200, the raw material flows through the material conveying cavity 140, the feeding cavity 220 and the discharging cavity 230 in sequence from the material collecting cavity 130, and flows back to the material collecting cavity 130 through the discharge pipe 231 in the discharging cavity 230, and the heat carried by the raw material when flowing through the discharge pipe 231 can be dissipated.

[0036] Please refer to Figure 1 、 Figure 2 , the dispersion mechanism includes the first dispersion assembly 400 and the second dispersion assembly 500, the first dispersion assembly 400 can grind and disperse the raw material in the material collecting cavity 130, and the second dispersion assembly 500 can stir and disperse the raw material in the discharging cavity 230.

[0037] The driving assembly 600 drives the movable plate 300 to reciprocate up and down in the material cylinder 200, so that the raw material is pulled from the material collecting cavity 130 to the material conveying cavity 140 through the plurality of through holes 113, then enters the feeding cavity 220 from the material conveying cavity 140 through the material guiding assembly 210, and then enters the discharging cavity 230 from the feeding cavity 220 through the flow channel 310, the raw material is pushed upwards by the movable plate 300 to the inlet of the discharge pipe 231 in the discharging cavity 230, and finally flows back to the material collecting cavity 130 through the discharge pipe 231 to form a circulating flow, so that the raw material is cooled through the discharge pipe 231, the raw material is ground and dispersed by the first dispersion assembly 400 in the material collecting cavity 130 and is stirred and dispersed by the second dispersion assembly 500 in the discharging cavity 230 during the circulating flow, so that the raw material is uniformly and sufficiently dispersed, and the heat generated by grinding and dispersion and stirring and dispersion is dissipated when the raw material flows along the discharge pipe 231, so that the raw material maintains a stable dispersion system. Example 2

[0038] On the basis of example 1, please refer to Figure 3 、 Figure 4The cover ring 110 comprises an upwardly protruding bucket ring 111 and a along plate 112 arranged at the bottom of the bucket ring 111, the along plate 112 is connected with the inner wall of the kettle body 100, a plurality of through holes 113 are uniformly distributed on the along plate 112, and each group of through holes 113 is connected with a discharge pipe 114, the discharge pipe 114 extends obliquely outward to the bottom of the material conveying cavity 140, and the raw materials enter the material conveying cavity 140 through the through holes 113 and are discharged through the discharge pipe 114, so that the raw materials entering the material conveying cavity 140 can flush the bottom of the material conveying cavity 140, avoiding that the raw materials not fully dispersed adhere to the bottom wall of the material conveying cavity 140, and further improving the uniformity of the raw material dispersion.

[0039] Please refer to Figure 6 The material guiding assembly 210 comprises a material guiding channel 211 arranged on the cover ring 110, the material guiding channel 211 extends upwardly through the material collecting cavity 130 to cover the bottom of the material cylinder 200, the material guiding channel 211 is provided with a plurality of discharge holes 212, the discharge holes 212 penetrate the wall of the material cylinder 200, and the material cylinder 200 is pivotally connected with an openable and closable sealing plate 213 at each discharge hole 212, and the outer wall of the material guiding channel 211 penetrates the center of the cover ring 110 and is fixedly connected with the cover ring 110.

[0040] Please refer to Figure 5 The driving assembly 600 comprises a support plate 610 fixedly connected with the movable plate 300 through a connecting rod 611, a movable arm 620 rotationally connected with the support plate 610, a first rotation source 630 installed on the material cylinder 200, a driving rod 640 connected with the output shaft of the first rotation source 630, and the driving rod 640 is hingedly connected with the movable arm 620, and the first rotation source 630 is preferably a servo motor, and the first rotation source 630 can drive the movable plate 300 to reciprocate up and down in the material cylinder 200 through the driving rod 640, the movable arm 620 and the support plate 610.

[0041] Please refer to Figure 5 、 Figure 6 When the movable plate 300 moves upwardly in the material cylinder 200, the feeding cavity 220 is expanded, the cover plate 311 closes the flow channel 310, the sealing plate 213 opens the discharge hole 212, and the raw materials flow from the material conveying cavity 140 through the material guiding channel 211 and enter the feeding cavity 220 through the plurality of discharge holes 212, that is, when the movable plate 300 moves upwardly, the raw materials can enter the feeding cavity 220 from the material conveying cavity 140 due to the opening of the discharge hole 212 and the closing of the flow channel 310, and the raw materials in the discharge cavity 230 cannot flow back to the feeding cavity 220, thereby ensuring the unidirectionality of the raw material flow, and at the same time, the raw materials in the discharge cavity 230 are discharged through the discharge pipe 231 under the pushing of the movable plate 300.

[0042] Please refer to Figure 5 、 Figure 6, the cover plate 311 opens the flow channel 310, the sealing plate 213 closes the discharge hole 212, the raw material flows from the feeding cavity 220 to the discharging cavity 230 through the flow channel 310, that is, when the movable plate 300 moves downward, the discharge hole 212 is closed and the flow channel 310 is opened, the feeding cavity 220 is compressed by the movable plate 300, and the raw material in the feeding cavity 220 flows into the discharging cavity 230 in one direction. Example 3

[0043] Based on example 1, please refer to Figure 6 , the material guiding assembly 210 includes a material guiding channel 211 arranged on the cover ring 110, the material guiding channel 211 extends upward through the material collecting cavity 130 to cover the bottom of the barrel 200, the material guiding channel 211 is provided with a plurality of discharge holes 212, the discharge holes 212 penetrate the pipe wall of the barrel 200, and the barrel 200 is pivotally connected with a sealing plate 213 which can open and close the discharge hole 212, and the outer wall of the material guiding channel 211 penetrates the center of the cover ring 110 and is fixedly connected with the cover ring 110.

[0044] Please refer to Figure 5 , the driving assembly 600 includes a support plate 610 fixedly connected with the movable plate 300 through a connecting rod 611, a movable arm 620 rotationally connected with the support plate 610, a first rotation source 630 installed on the barrel 200, a driving rod 640 connected with the output shaft of the first rotation source 630, the driving rod 640 is hingedly connected with the movable arm 620, the first rotation source 630 is preferably a servo motor, and the first rotation source 630 can drive the movable plate 300 to reciprocate up and down in the barrel 200 through the driving rod 640, the movable arm 620 and the support plate 610.

[0045] Please refer to Figure 5 , Figure 6 , when the movable plate 300 moves upward in the barrel 200, the feeding cavity 220 is expanded, the cover plate 311 closes the flow channel 310, the sealing plate 213 opens the discharge hole 212, and the raw material flows from the material conveying cavity 140 to the feeding cavity 220 through the material guiding channel 211 along the plurality of discharge holes 212, that is, when the movable plate 300 moves upward, the discharge hole 212 is opened and the flow channel 310 is closed, the raw material can flow from the material conveying cavity 140 to the feeding cavity 220, and the raw material in the discharging cavity 230 cannot flow back to the feeding cavity 220, thereby ensuring the one-way flow of the raw material, and at the same time, the raw material in the discharging cavity 230 is discharged through the discharge pipe 231 under the pushing of the movable plate 300.

[0046] Please refer to Figure 5 , Figure 6When the movable plate 300 moves downward in the barrel 200 to compress the feeding cavity 220, the cover plate 311 opens the flow channel 310, the sealing plate 213 closes the discharging hole 212, and the raw material enters the discharging cavity 230 from the feeding cavity 220 through the flow channel 310, i.e. when the movable plate 300 moves downward, the discharging hole 212 is closed and the flow channel 310 is opened, the feeding cavity 220 is compressed by the movable plate 300, and the raw material in the feeding cavity 220 enters the discharging cavity 230 through one-way flow.

[0047] Please refer to Figure 5 、 Figure 6 The second dispersion assembly 500 comprises a lower ring body 510 rotatably arranged on the upper side of the movable plate 300, a plurality of shaft rods 520 connected with the lower ring body 510, an upper ring body 530 fixedly connected to the top of the plurality of shaft rods 520, and a second rotation source 540 mounted on the support plate 610, wherein the second rotation source 540 is drivingly connected with the upper ring body 530, and a plurality of blades 521 are vertically arranged on each group of shaft rods 520. The second rotation source 540 is preferably a servo motor. When the driving assembly 600 drives the movable plate 300 to reciprocate upward and downward in the barrel 200 and the raw material continuously circulates, the second dispersion assembly 500 can lift and lower with the movable plate 300 to continuously stir and disperse the raw material entering the discharging cavity 230 from the feeding cavity 220 and the raw material discharged from the discharging cavity 230 through the discharge pipe 231, i.e. in the process of raw material flow, the second rotation source 540 drives the plurality of shaft rods 520 to rotate through the upper ring body 530 and the lower ring body 510, so that the blades 521 on the shaft rods 520 fully contact with the raw material moving in the barrel 200 to stir and disperse the raw material, thereby effectively improving the dispersion effect of the raw material. Example 4

[0048] On the basis of any one of the above embodiments, please refer to Figure 3 、 Figure 4The first dispersion assembly 400 comprises a ring plate 410 arranged in the material collecting cavity 130 and a third rotating source 420 mounted on the kettle body 100, the third rotating source 420 is used to drive the ring plate 410 to rotate, a plurality of gears 440 are arranged on the inner side of the ring plate 410, a gear ring 450 is arranged on the outer side of the cover ring 110, the gears 440 and the gear ring 450 are engaged, the ring plate 410 is rotatably connected with the kettle body 100 through the shaft sleeve 120, the third rotating source 420 is preferably a servo motor, and the ring plate 410 can be driven to rotate through the belt pulley set 430, a plurality of discharge pipes 231 extend between the ring plate 410 and the cover ring 110, so that the raw materials pass through the gears 440 and the gear ring 450 to be ground and then enter the material conveying cavity 140 through the through holes 113, that is, the raw materials are ground by the gears 440 and the gear ring 450 during the circulation and flow process, so that the raw materials are effectively ground, and the first dispersion assembly 400 and the second dispersion assembly 500 work cooperatively to disperse the raw materials in circulation and flow, so that the time required for dispersion is shortened and the dispersion efficiency is improved. Example 5

[0049] The DOPO modified epoxy resin dispersion method specifically comprises the following steps:

[0050] S1, after the DOPO modified epoxy resin raw materials are synthesized, the raw materials are poured into the material collecting cavity 130;

[0051] S2, the driving assembly 600 drives the movable plate 300 to reciprocate up and down in the barrel 200, so that the raw materials are pulled from the material collecting cavity 130 to the material conveying cavity 140 through the through holes 113, then enter the material collecting cavity 220 from the material conveying cavity 140 through the material guiding assembly 210, and then enter the material discharging cavity 230 from the material collecting cavity 220 through the flow channel 310, the raw materials are pushed upwards by the movable plate 300 to the inlet of the discharge pipe 231 in the material discharging cavity 230, and finally flow back to the material collecting cavity 130 through the discharge pipe 231 to form circulation and flow;

[0052] S3, the first dispersion assembly 400 grinds and disperses the raw materials in circulation and flow in the material collecting cavity 130, and the second dispersion assembly 500 stirs and disperses the raw materials in circulation and flow in the material discharging cavity 230.

[0053] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A DOPO-modified epoxy resin disperser machine characterized by, It comprises: The kettle body is internally provided with a cover ring separating the kettle body into a material collecting cavity and a material conveying cavity, and a plurality of through holes are formed in the cover ring; The material cylinder is located on the kettle body, and the material cylinder is connected with the material conveying cavity through a material guiding assembly, a plurality of discharge pipes are arranged on the material cylinder, and the plurality of discharge pipes extend downward outside the material cylinder to the material collecting cavity; The movable plate is movably arranged in the material cylinder, the movable plate separates the material cylinder into a feeding cavity and a discharging cavity, a flow channel is formed in the movable plate, and a cover plate pivotally connected with the flow channel is arranged on the movable plate; The dispersing mechanism comprises a first dispersing assembly and a second dispersing assembly, the first dispersing assembly can grind and disperse the raw materials in the material collecting cavity, and the second dispersing assembly can stir and disperse the raw materials in the discharging cavity; The driving assembly is used for driving the movable plate to reciprocate up and down in the material cylinder, so that the raw materials flow in the kettle body and the material cylinder in a circulating manner; The cover ring comprises a bucket ring protruding upward and a following plate arranged at the bottom of the bucket ring, the following plate is connected with the inner wall of the kettle body, a plurality of through holes are uniformly distributed on the following plate in the circumferential direction, each group of through holes is connected with a discharge pipe, and the discharge pipe extends outwardly and obliquely to the bottom of the material conveying cavity; The discharge pipe is a metal pipe, and a plurality of fins are arranged on the outer side of the discharge pipe; The material guiding assembly comprises a material guiding channel arranged on the cover ring, the material guiding channel extends upward through the material collecting cavity and covers the bottom of the material cylinder, a plurality of discharge holes are formed in the material guiding channel, the discharge holes penetrate through the pipe wall of the material cylinder, and an enclosing plate pivotally connected with each discharge hole is arranged on the material cylinder; The first dispersing assembly comprises a ring plate arranged in the material collecting cavity and a third rotating source mounted on the kettle body, the third rotating source is used for driving the ring plate to rotate, a plurality of gears are rotatably arranged on the inner side of the ring plate, a gear ring is arranged on the outer side of the cover ring, and the gears are engaged with the gear ring; A plurality of discharge pipes extend between the ring plate and the cover ring, so that the raw materials are ground and then enter the material conveying cavity through the through holes after the gears and the gear ring rotate.

2. The DOPO-modified epoxy resin disperser according to claim 1, characterized by, The driving assembly comprises a support plate fixedly connected with the movable plate through a connecting rod, a movable arm rotatably connected with the support plate, a first rotating source mounted on the material cylinder, and a driving rod connected with the output shaft of the first rotating source, the driving rod is hingedly connected with the movable arm.

3. The DOPO-modified epoxy resin disperser according to claim 2, characterized by, When the movable plate moves upward in the material cylinder, the feeding cavity is expanded, the cover plate closes the flow channel, the enclosing plate opens the discharge holes, the raw materials flow from the material conveying cavity through the material guiding channel and enter the feeding cavity through the discharge holes; when the movable plate moves downward in the material cylinder, the feeding cavity is compressed, the cover plate opens the flow channel, the enclosing plate closes the discharge holes, and the raw materials flow from the feeding cavity through the flow channel and enter the discharging cavity.

4. The DOPO-modified epoxy resin disperser according to claim 2, characterized by, The second dispersing assembly comprises a lower ring body rotatably arranged on the upper side of the movable plate, a plurality of shaft rods connected with the lower ring body, an upper ring body fixedly connected with the top of the plurality of shaft rods, and a second rotating source mounted on the support plate, the second rotating source is drivingly connected with the upper ring body, and a plurality of blades are vertically arranged on each group of shaft rods.

5. A method for dispersing DOPO-modified epoxy resin in a dispersing machine as claimed in any one of the claims 1-4, characterized in that Specifically comprising the following steps S1, after the DOPO modified epoxy resin raw material is synthesized, it is poured into the material collecting cavity; S2, the driving assembly drives the movable plate to reciprocate up and down in the barrel, so that the raw materials are pulled from the collecting cavity to the conveying cavity through the through holes, then from the conveying cavity to the feeding cavity through the guide assembly, and then from the feeding cavity to the discharging cavity through the flow channel, and finally the raw materials are pushed upward by the movable plate in the discharging cavity to the inlet of the discharge pipe, and then flow back to the collecting cavity through the discharge pipe to form a circulating flow; S3, the first dispersion assembly grinds and disperses the raw materials in the collecting cavity, and the second dispersion assembly stirs and disperses the raw materials in the discharging cavity.

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