CN112503911A

CN112503911A - Automatic production equipment for formaldehyde-melamine resin

Info

Publication number: CN112503911A
Application number: CN202011479515.6A
Authority: CN
Inventors: 严炉奇; 严燕平; 陈勇
Original assignee: Zhangzhou Longwenhanyuan Chemical Co ltd
Current assignee: Zhangzhou Longwenhanyuan Chemical Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-03-16

Abstract

The application relates to automatic formaldehyde-melamine resin production equipment, which relates to the technical field of formaldehyde-melamine resin production and comprises a reaction kettle, wherein the reaction kettle is used for mixing raw materials; the upper end of the secondary material mixing component is communicated with the reaction kettle, and a heating mechanism is arranged on the secondary material mixing component; a conveyor for conveying the formaldehyde-melamine resin mixture; the flattening component is arranged between the feeding end of the conveyor and the discharging section of the secondary material mixing component, and is used for flattening the formaldehyde-melamine resin which falls from the secondary material mixing component and is in a fluid state on the conveyor; and the cooling component is used for cooling and air-drying the film-shaped formaldehyde-melamine resin conveyed on the conveyor. The application has the effect of improving the production efficiency of the formaldehyde-melamine resin.

Description

Automatic production equipment for formaldehyde-melamine resin

Technical Field

The application relates to the technical field of formaldehyde-melamine resin production, in particular to formaldehyde-melamine resin production equipment.

Background

The formaldehyde-melamine resin is a novel thermosetting plastic and has the advantages of no toxicity, no odor, collision resistance, corrosion resistance, high temperature resistance, low temperature resistance and the like. The product has compact molecular structure, good processing performance, stable size, smooth appearance, strong hardness, difficult breaking and strong durability, and is widely used in the industries of daily necessities, machinery, electronics and the like.

In the related art, the formaldehyde-melamine resin is mainly generated by reacting melamine with 37% formaldehyde solution, various additives are required to be added according to the needs of the formaldehyde-melamine resin, the melamine and the formaldehyde solution are kneaded by a kneader to form the viscous formaldehyde-melamine resin, the formaldehyde-melamine resin is required to be spread to form a film, and then the moisture in the formaldehyde-melamine resin is removed in an air drying mode.

In view of the above-mentioned related technologies, the present inventors believe that in the above-mentioned production method, the formaldehyde-melamine resin needs to be participated by workers to be able to be transferred to an air drying place after kneading and molding, and the formaldehyde-melamine resin needs to be manually spread when being air-dried, resulting in too low production efficiency, and thus needs to be improved.

Disclosure of Invention

In order to solve the problem of low production efficiency of formaldehyde-melamine resin, the application provides automatic production equipment of formaldehyde-melamine resin.

The application provides a formaldehyde-melamine resin automated production equipment adopts following technical scheme:

an automatic formaldehyde-melamine resin production apparatus comprising:

the reaction kettle is used for mixing raw materials;

the upper end of the secondary material mixing component is communicated with the reaction kettle, and a heating mechanism is arranged on the secondary material mixing component;

a conveyor for conveying the formaldehyde-melamine resin mixture;

the flattening assembly is arranged between the feeding end of the conveyor and the discharging section of the secondary material mixing assembly, and is used for flattening the formaldehyde-melamine resin which falls from the secondary material mixing assembly and is in a fluid state on the conveyor;

and a cooling component, wherein the cooling component is used for cooling and air-drying the film-shaped formaldehyde-melamine resin conveyed on the conveyor.

By adopting the technical scheme, when formaldehyde-melamine resin is required to be produced, various raw materials are firstly added into a reaction kettle for reaction, so that a fluid formaldehyde-melamine resin mixture is formed, then the fluid formaldehyde-melamine resin mixture is conveyed to the secondary material mixing component, the fluid formaldehyde-melamine resin mixture is subjected to primary heating by utilizing a heating mechanism arranged on the secondary material mixing component, so that the effect of removing partial moisture in the formaldehyde-melamine resin mixture is achieved, the formaldehyde-melamine resin is spread on a conveyor by utilizing the spreading component, then the spread formaldehyde-melamine resin mixture is automatically conveyed by utilizing the conveyor, and meanwhile, the cooling component is utilized to cool and dry the formaldehyde-melamine resin.

Optionally, the secondary material mixing assembly comprises:

the bracket is used for playing a main supporting and bearing role;

the stirring barrel is arranged at the upper end of the bracket, the lower end of the stirring barrel is provided with an opening, and the side wall of the upper end of the stirring barrel is communicated with the discharge end of the reaction kettle;

the scraper is rotationally connected in the material mixing barrel, the axis of a rotating shaft of the scraper is coaxial with the material mixing barrel, and the scraper is attached to the inner wall of the material mixing barrel;

and the first driving machine is arranged above the stirring barrel and is used for driving the scraper to rotate.

By adopting the technical scheme, the effect of lifting the mixing barrel can be achieved by utilizing the support, when the fluidized formaldehyde-melamine resin mixture is required to be heated, the formaldehyde-melamine resin mixture is scraped on the inner wall of the mixing barrel only by utilizing the cooperation between the first driving machine and the scraper plate, so that the effect of increasing the heating area of the formaldehyde-melamine resin mixture is achieved, the heating effect of the formaldehyde-melamine resin mixture is better, and a large amount of moisture can be removed preliminarily.

Optionally, the secondary material mixing assembly further comprises:

the rotating shaft is coaxially arranged with the material mixing barrel, and the upper end of the rotating shaft is connected with a motor shaft of the first driving machine;

the connecting rods are arranged and are fixed on the outer wall of the rotating shaft;

wherein, the scraper blade is provided with a plurality of, and each scraper blade is connected with each connecting rod respectively.

By adopting the technical scheme, the plurality of scraping plates can be driven to simultaneously scrape the flow state formaldehyde-melamine resin mixture flowing on the inner wall of the mixing barrel by utilizing the matching between the rotating shaft and the connecting rod.

Optionally, the heating mechanism comprises:

the heat insulation cover is sleeved on the outer wall of the stirring barrel, and a heating cavity is formed between the heat insulation cover and the outer wall of the stirring barrel;

and a heat medium outlet and a refrigerant inlet of the circulating heat supply device are communicated with the heat insulation cover.

Through adopting above-mentioned technical scheme, utilize to separate the heat exchanger and can form the heating chamber with mixing the cooperation between the storage bucket, then utilize circulation heating device can heat medium at the heat exchanger inner loop circulation utilization that separates to reach and carry out the effect of heating to mixing the storage bucket.

Optionally, the flattening assembly includes:

the first blanking hopper is obliquely arranged above the conveyor, and the lower end of the first blanking hopper is obliquely arranged towards the direction close to the discharge end of the conveyor;

the second blanking hopper is obliquely arranged above the first blanking hopper, the upper end of the second blanking hopper is positioned above the lower end of the first blanking hopper, and the lower end of the second blanking hopper is positioned above the upper end of the first blanking hopper;

the vertical projection surface of the mixing barrel is superposed with the second blanking hopper, and a flattening gap is formed between the lower end of the second blanking hopper and the lower end of the first blanking hopper.

By adopting the technical scheme, when the fluid formaldehyde-melamine resin mixture falls onto the second blanking hopper from the inner flow of the mixing barrel, at the moment, the formaldehyde-melamine resin can flow onto the first blanking hopper along the second blanking hopper, and when the formaldehyde-melamine resin flows down along the first blanking hopper, the formaldehyde-melamine resin can be spread by utilizing the spreading gap between the first blanking hopper and the second blanking hopper, so that the fluid formaldehyde-melamine resin mixture flows down in a film shape.

Optionally, the flattening assembly further includes:

the device comprises a first lifting piece, a second lifting piece and a lifting mechanism, wherein the first lifting piece is provided with a plurality of pieces, each first lifting piece is uniformly distributed on four end corners of a second blanking hopper, and the upper end of each first lifting piece is connected with a support or a mixing barrel;

the two second hoisting pieces are respectively connected with two sides of the lower end of the first blanking hopper, and the upper ends of the two second hoisting pieces are connected with the bracket or the mixing barrel;

the upper end of the first blanking hopper is rotatably connected with the lower end of the second blanking hopper.

Through adopting above-mentioned technical scheme, utilize the cooperation between each first hoist and mount piece can play the effect of stably hoisting the second blanking fill, utilize the cooperation between second hoist and mount piece and the second blanking fill can play the effect of hoisting first blanking fill.

Optionally, the conveyor comprises:

the frame is used for supporting and bearing;

the two rotating rollers are respectively and rotatably connected to two ends of the rack;

the head end and the tail end of the steel belt are connected, and two ends of the steel belt are respectively sleeved on the two rotating rollers;

and the second motor is used for driving one of the rotary rollers to rotate.

Through adopting above-mentioned technical scheme, utilize the frame to play the effect that supports commentaries on classics roller, steel band and driving piece, utilize the driving piece and change the cooperation between the roller, can drive the steel band work, utilize the steel band not only can play the effect of carrying the flow state formaldehyde-melamine resin mixture of shakeout, simultaneously, the steel band has higher heat-sinking capability, can accelerate flow state formaldehyde-melamine resin mixture cooling rate.

Optionally, the cooling assembly comprises:

the air cooling mechanism is used for pouring cold air into the cover body so as to cool the melamine resin conveyed by the conveyor in an air mode;

and the water cooling mechanism is arranged in the steel strip and is used for cooling the steel strip.

By adopting the technical scheme, the air cooling mechanism is utilized to directly blow cold air to the surface of the conveyor, the effect of air-drying the mixture of the fluid-state formaldehyde and the melamine resin can be achieved, the solidification of the mixture of the fluid-state formaldehyde and the melamine resin is promoted, and the water cooling mechanism is utilized to cool the steel belt, so that the effect of accelerating the cooling of the mixture of the fluid-state formaldehyde and the melamine resin can be achieved.

Optionally, the air cooling mechanism includes:

the air outlet of the first fan is arranged above the conveyor;

and the cold air device is used for producing cold air, and an air outlet of the cold air device is communicated with an air inlet of the first fan.

Through adopting above-mentioned technical scheme, utilize first fan can blow the conveyer surface with the cold wind that cold wind device made, simple structure, the implementation of being convenient for.

Optionally, the water cooling mechanism includes:

the cooling water pipes are arranged along the length direction of the rack, and cooling water flows through the cooling water pipes;

each cold water pipe is arranged in the steel strip and close to the upper side of the steel strip.

Through adopting above-mentioned technical scheme, utilize the cold water branch that circulates in the cold water pipe to cool down around the cold water pipe, because the cold water pipe is close to the steel band upside setting, consequently, the cold water pipe can cool down the upside of steel band for the cooling speed of the fluid state melamine resin that is located on the steel band.

In summary, the present application includes at least one of the following beneficial technical effects:

the automatic material mixing machine can automatically complete the work of material mixing, preliminary moisture removal, air drying, consolidation, crushing and the like, does not need manual participation, can save a large amount of manpower, and simultaneously improves the production efficiency;

a large amount of space can be saved, the cost is reduced, and meanwhile, the air drying efficiency of the formaldehyde-melamine resin can be ensured;

the device has the advantages that great influence on the surrounding working environment can not be generated, the safety of the working environment is effectively ensured, and discomfort to workers is avoided.

Drawings

FIG. 1 is a schematic structural diagram of an automated manufacturing facility according to an embodiment of the present application;

FIG. 2 is a schematic view of the installation of a secondary mixing assembly according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a secondary mixing assembly according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a stirring mechanism according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a circulation heating apparatus according to an embodiment of the present application;

FIG. 6 is a schematic diagram of a flattening assembly according to an embodiment of the present application;

FIG. 7 is a schematic structural view of a conveyor according to an embodiment of the present application;

FIG. 8 is a schematic structural diagram of a housing according to an embodiment of the present application;

FIG. 9 is a schematic structural diagram of a cooling assembly of an embodiment of the present application;

FIG. 10 is a schematic structural view of an air cooling mechanism according to an embodiment of the present application;

FIG. 11 is a schematic structural diagram of a water cooling mechanism according to an embodiment of the present application;

fig. 12 is a schematic structural view of a crusher according to an embodiment of the present application.

Reference numerals: 1. a secondary material mixing component; 11. a material mixing barrel; 111. a support frame; 12. a material mixing mechanism; 121. a first driver; 122. a rotating shaft; 123. a connecting rod; 124. a squeegee; 13. a heating mechanism; 131. a heat shield; 132. a circulating heat supply device; 2. a support; 3. a conveyor; 31. a frame; 32. rotating the roller; 33. a steel belt; 34. a support roller; 35. a drive member; 4. flattening the assembly; 41. a first blanking hopper; 411. a base plate; 412. a side dam; 413. a tailgate; 42. a second blanking hopper; 43. flattening the gap; 44. a first hoisting member; 45. a second hoisting member; 5. a cooling assembly; 51. an air cooling mechanism; 511. a first fan; 512. a second fan; 513. a cold air device; 52. a water cooling mechanism; 521. a cold water pipe; 522. a water inlet pipe; 523. a water outlet pipe; 524. a cold water device; 6. a cover body; 61. an upper baffle plate; 62. a flange structure; 621. folding edges; 622. a bolt fastener; 7. a crusher; 71. a housing; 72. a crushing roller; 73. an electric motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-12.

The embodiment of the application discloses formaldehyde-melamine resin automated production equipment. Referring to fig. 1, the automatic production equipment comprises a reaction kettle (not shown in the figure), a storage tank (not shown in the figure), a secondary material mixing component 1, a conveyor 3, a support 2, a flattening component 4, a cooling component 5, a cover 6 and a crusher 7; the reactor is used for mixing various raw materials to generate a fluid formaldehyde-melamine resin mixture, the bracket 2 is used for supporting the secondary mixing component 1, the storage tank is used for temporarily storing and pumping the fluid formaldehyde-melamine resin mixture, the secondary mixing component 1 is used for preliminarily removing moisture in the fluid formaldehyde-melamine resin mixture, the flattening component 4 is used for flattening the fluid formaldehyde-melamine resin mixture on the feeding end of the conveyor 3, the conveyor 3 is used for conveying the fluid formaldehyde-melamine resin mixture into the crusher 7, the cooling component 5 is used for cooling the fluid formaldehyde-melamine resin mixture to form flaky formaldehyde-melamine resin, and the crusher 7 is used for crushing the flaky formaldehyde-melamine resin into small pieces.

Referring to fig. 2 and 3, the secondary material mixing assembly 1 includes a material mixing barrel 11, a material mixing mechanism 12 and a heating mechanism 13, the lower end of the material mixing barrel 11 is provided with an opening, the material mixing mechanism 12 is arranged in the material mixing barrel 11 for repeatedly scraping an air drying device for formaldehyde-melamine resin on the inner wall of the material mixing barrel 11, and the heating mechanism 13 is arranged on the outer wall of the material mixing barrel 11 for heating the material mixing barrel 11; wherein, the mixing barrel 11 is arranged on the upper end of the bracket 2.

Wherein, a feed inlet is arranged on the side wall of the upper end of the mixing barrel 11, and the feed inlet is communicated with the storage tank by a pipeline.

Referring to fig. 4, the stirring mechanism 12 includes a first driving machine 121, a rotating shaft 122, connecting rods 123 and scrapers 124, the first driving machine 121 is fixedly mounted at the upper end of the stirring barrel 11, the shaft 73 of the first driving machine 121 is coaxially arranged with the stirring barrel 11, the rotating shaft 122 is fixedly connected with the shaft 73 of the first driving machine 121, the shaft 122 is coaxially arranged with the stirring barrel 11, the connecting rods 123 are provided with a plurality of pieces, the connecting rods 123 are fixed on the outer wall of the rotating shaft 122, the connecting rods 123 are circumferentially and equidistantly arranged around the shaft 122, the scrapers 124 are provided with a plurality of pieces, the scrapers 124 are respectively fixed on one side of the connecting rods 123 far away from the rotating shaft 122, and one side of the scrapers 124 far away from the connecting rods 123 is attached to the inner wall of the stirring barrel 11; wherein, the lower end of the stirring barrel 11 is provided with a support frame 111, and the lower end of the rotating shaft 122 is rotatably connected with the support frame 111.

Referring to fig. 5, the heating mechanism 13 includes a heat insulation cover 131 and a circulation heat supply device 132, the heat insulation cover 131 covers the outer wall of the mixing barrel 11, an inlet and an outlet are provided on the heat insulation cover 131, and the inlet and the outlet are respectively connected with a heat medium outlet and a refrigerant inlet of the circulation heat supply device 132; wherein, the outer wall of the heat shield 131 can be wrapped with sponge to be used as a heat preservation layer, and the medium of the circulation heating device 132 is heating oil or high-temperature steam.

When the fluid-state formaldehyde-melamine resin mixture in the storage tank is conveyed into the stirring barrel 11 by a pumping mode, and when the fluid-state formaldehyde-melamine resin mixture flows into the stirring barrel 11, the fluid-state formaldehyde-melamine resin mixture can directly flow along the inner wall of the stirring barrel 11, at the moment, the scraper blade 124 is controlled to scrape on the inner wall of the stirring barrel 11, so that the fluid-state formaldehyde-melamine resin mixture can be smeared on the whole inner wall of the stirring barrel 11, the effects of increasing the heating area of the fluid-state formaldehyde-melamine resin mixture and reducing the downward flowing speed of the fluid-state formaldehyde-melamine resin mixture are achieved, in the process, the barrel wall of the stirring barrel 11 is heated by the heating mechanism 13, and therefore, a large amount of water contained in the fluid-state formaldehyde-melamine resin mixture can be evaporated, the water content of the fluid-state formaldehyde-melamine resin mixture is reduced, and meanwhile, the scraper blade 124 and the mixing barrel 11 are matched to play a role in stirring the fluid-state formaldehyde-melamine resin mixture, so that various components in the fluid-state formaldehyde-melamine resin mixture are more fully mixed.

Referring to fig. 6, the spreading assembly 4 includes a first blanking hopper 41 and a second blanking hopper 42, the first blanking hopper 41 is obliquely arranged above the feeding end of the conveyor 3, the second blanking hopper 42 is obliquely arranged above the first blanking hopper 41, and the vertical projection plane of the mixing barrel 11 is completely overlapped with the second blanking hopper 42; the lower end of the first blanking hopper 41 is positioned right above the feeding end of the conveyor 3, the upper end of the first blanking hopper 41 is obliquely arranged towards the direction far away from the discharging end of the conveyor 3, the lower end of the second blanking hopper 42 is positioned above the upper end of the first blanking hopper 41, the upper end of the second blanking hopper 42 is obliquely arranged towards the direction close to the discharging end of the conveyor 3, and a leveling gap 43 for limiting the thickness of the flow state formaldehyde-melamine resin is formed between the upper surface of the upper end of the first blanking hopper 41 and the lower end edge of the second blanking hopper 42.

Referring to fig. 6, second hanging pieces 45 are arranged on both sides of the lower end of the first blanking hopper 41, the upper ends of the two second hanging pieces 45 are connected with the support 2 or the mixing barrel 11, the upper end of the first blanking hopper 41 is rotatably connected with the lower end of the second blanking hopper 42, first hanging pieces 44 are arranged on both sides of the upper end and the lower end of the second blanking hopper 42, and the upper ends of the first hanging pieces 44 are connected with the support 2 or the mixing barrel 11; wherein the width of the second blanking hopper 42 is slightly smaller than that of the first blanking hopper 41, and the lower end of the second blanking hopper 42 is positioned in the upper end of the first blanking hopper 41.

Referring to fig. 6, each of the first and

second drop hoppers

41 and 42 includes a bottom plate 411, a side baffle 412, and a rear baffle 413; wherein, the bottom plate 411 is obliquely arranged to guide the flowing direction of the flow-state formaldehyde-melamine resin mixture, the side baffles 412 are arranged in two pieces, and the two pieces of side baffles 412 are respectively arranged on two long sides of the bottom plate 411, the flow-state formaldehyde-melamine resin mixture can be prevented from flowing out from the side edge of the bottom plate 411 by the side baffles 412, the rear baffle 413 is arranged at the upper end of the bottom plate 411, and the flow-state formaldehyde-melamine resin mixture can be prevented from accidentally overflowing from the upper end of the bottom plate 411 by the rear baffle 413.

Referring to fig. 7, the conveyor 3 includes a frame 31, a rotating roller 32, a steel belt 33, a supporting roller 34 and a second driving member 35, wherein the frame 31 is used for mainly supporting and bearing, the rotating roller 32 and the second driving member 35 cooperate to achieve the effect of controlling the steel belt 33 to convey the liquid formaldehyde-melamine resin mixture, and the supporting roller 34 is used for avoiding the recess of the part of the steel belt 33 bearing the liquid formaldehyde-melamine resin mixture.

Specifically, it is provided with two to change roller 32 confession, and two change rollers 32 rotate respectively and connect on the both ends of frame 31, the end to end of steel band 33, and the both ends of steel band 33 overlap respectively and establish on two change rollers 32, when driving piece 35 drives one of them change roller 32 and rotate, two change roller 32 cooperations can reach the effect of transmission steel band 33, thereby make steel band 33 can carry formaldehyde-melamine resin, backing roll 34 is provided with a plurality of, each backing roll 34 arranges the setting along the length direction of frame 31, and the both ends of each backing roll 34 are equallyd divide and do not rotate with the two long avris of frame 31 and be connected, the outer wall of each backing roll 34 all cooperates with the internal surface of steel band 33 upside.

Referring to fig. 8, a cover body 6 is further arranged on the conveyor 3, the cover body 6 is formed by splicing a plurality of upper baffle plates 61, each upper baffle plate 61 is arranged along the vertical cross section of the width direction of the rack 31 in an isosceles trapezoid shape, and any two adjacent upper baffle plates 61 are fixedly connected by a flange structure 62; wherein, two long sides of the cover body 6 are detachably connected with two long sides of the frame 31 by a bolt locking mode.

Specifically, the flange structure 62 includes the hem 621 and the bolt fastening piece 622, and the hem 621 is provided with two, and two hems 621 set up respectively on one side that two upper baffles 61 meet, when two upper baffles 61 that need set up adjacently are fixed together, only need make two hems 621 that set up respectively on two upper baffles 61 paste together, then utilize the bolt fastening piece 622 to press from both sides the fastening together can.

The cover body 6 can make the upper side part of the steel belt 33 in a relatively closed space, so that the cold air generated by the cooling assembly 5 is less prone to loss, the cooling and air drying effect is ensured, and meanwhile, the ambient temperature is prevented from being too low.

Referring to fig. 9, the cooling assembly 5 includes an air cooling mechanism 51 and a water cooling mechanism 52, the air cooling mechanism 51 is used for pouring cold air into the cover 6 to perform air cooling solidification on the fluid formaldehyde-melamine resin mixture on the conveyor 3, and the water cooling mechanism 52 is used for cooling the steel belt 33 to promote solidification of the fluid formaldehyde-melamine resin mixture; wherein the fluid formaldehyde-melamine resin mixture is consolidated into formaldehyde-melamine resin when it is conveyed to the end of the conveyor 3.

Referring to fig. 10, the air cooling mechanism 51 includes a first air blower 511, a second air blower 512, and a cold air device 513, and the cold air device 513 can produce cold air, the first air blower 511 can fill the cold air generated by the cold air device 513 into the cover 6, and the second air blower 512 can suck the cold air in the cover 6 into the cold air device 513 again for cooling; the first fan 511 and the cover 6, the first fan 511 and the cold air device 513, the second fan 512 and the cover 6, and the second fan 512 and the cold air device 513 are communicated by pipelines.

The first fans 511 are provided with a plurality of air outlets, the air outlets of the first fans 511 are communicated with the upper end of the cover body 6, the communicating ports of the first fans 511 and the cover body 6 are arranged along the length direction of the cover body 6, the air outlets of the cold air devices 513 are communicated with the air outlets of the first fans 511, when cold air needs to be poured into the cover body 6, the cold air devices 513 only need to be controlled to generate cold air, and then the first fans 511 are used for extracting the cold air and pouring the cold air into the cover body 6.

Wherein, the air intake of second fan 512 communicates with the one end that cover body 6 kept away from shakeout subassembly 4, and the air outlet of second fan 512 communicates with the air intake of cold wind device 513, and when cold wind flowed to the discharge end department of conveyer 3, cold wind has been enough to cool down to the convection current state formaldehyde-melamine resin mixture, and at this moment, the temperature of cold wind can rise, consequently, utilize second fan 512 to take out this part cold wind and reuse in cold wind device 513 again department, can avoid the surrounding environment supercooling, simultaneously, can reduce the power consumption of cold wind device 513.

Referring to fig. 11, the water cooling mechanism 52 includes a cold water pipe 521, a water inlet pipe 522, a water outlet pipe 523, and a cold water device 524, wherein the cold water device 524 cools water to form cold water, the water inlet pipe 522 supplies the cold water supplied by the cold water device 524 to the cold water pipe 521, the cold water pipe 521 cools the steel strip 33, and the water outlet pipe 523 returns the cold water, which has been heated in the cold water pipe 521, to the cold water device 524.

Specifically, a plurality of cold water pipes 521 are arranged, each cold water pipe 521 is arranged along the length direction of the rack 31, each cold water pipe 521 is arranged in the steel belt 33 and close to the upper side of the steel belt 33, the water inlet pipe 522 and the water outlet pipe 523 are respectively arranged on two long side sides of the rack 31, two ends of each cold water pipe 521 are respectively communicated with the water inlet pipe 522 and the water outlet pipe 523, and the water inlet pipe 522 and the water outlet pipe 523 are respectively communicated with a water outlet and a water inlet of the cold water device 524; when the steel strip 33 needs to be cooled, only the cold water device 524 needs to be started, the cold water device 524 supplies cold water pipe 521 through the water inlet pipe 522 after the cold water device 524 lowers the temperature, and the cold water in the cold water pipe 521 lowers the ambient temperature, so that the effect of cooling the upper side of the steel strip 33 is achieved.

Referring to fig. 12, the crusher 7 includes a housing 71, a crushing roller 72 and a third driving machine, the upper and lower ends of the housing 71 are opened, the upper end of the housing 71 is connected to the discharge end of the conveyor 3, the crushing roller 72 is rotatably connected to the inside of the housing 71, the third driving machine is disposed outside the housing 71 and is used for driving the crushing roller 72 to rotate, when the plate-shaped formaldehyde-melamine resin falls into the housing 71, the rotating crushing roller 72 can crush the consolidated formaldehyde-melamine resin, so that the formaldehyde-melamine resin can be crushed into small pieces, and finally, the effects of facilitating collection, storage, transportation and use are achieved.

The implementation principle of the formaldehyde-melamine resin automatic production equipment in the embodiment of the application is as follows:

in daily production, various raw materials are added into a reaction kettle for reaction to form a fluid formaldehyde-melamine resin mixture, then the fluid formaldehyde-melamine resin mixture is pumped to a storage tank for storage, when formaldehyde-melamine resin needs to be produced, the fluid formaldehyde-melamine resin mixture is conveyed into a secondary mixing component 1 by a pumping method, the fluid formaldehyde-melamine resin mixture is primarily heated by a heating mechanism 13 arranged on the secondary mixing component 1 to remove partial moisture in the fluid formaldehyde-melamine resin mixture, the fluid formaldehyde-melamine resin mixture falls into a flattening component 4 after flowing out of the secondary mixing component 1, the fluid formaldehyde-melamine resin mixture is flattened on a conveyor 3 by the flattening component 4, the method comprises the steps of arranging the fluid-state formaldehyde-melamine resin mixture in a film shape, conveying the fluid-state formaldehyde-melamine resin mixture by using a conveyor 3, cooling and air-drying the formaldehyde-melamine resin by using a cooling assembly 5 in the conveying process of the fluid-state formaldehyde-melamine resin mixture, so that the effect of automatically air-drying the formaldehyde-melamine resin is achieved, and finally crushing the mixture into small blocks by using a crusher 7.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An automatic formaldehyde-melamine resin production device is characterized by comprising:

the reaction kettle is used for mixing raw materials;

the upper end of the secondary material mixing component (1) is communicated with the reaction kettle, and a heating mechanism (13) is arranged on the secondary material mixing component (1);

a conveyor (3), the conveyor (3) being for conveying a formaldehyde-melamine resin mixture;

the flattening component (4), the flattening component (4) is arranged between the feeding end of the conveyor (3) and the discharging section of the secondary material mixing component (1), and the flattening component (4) is used for flattening the formaldehyde-melamine resin which falls from the secondary material mixing component (1) and is in a fluid state on the conveyor (3);

and a cooling component (5), wherein the cooling component (5) is used for cooling and air-drying the film-shaped formaldehyde-melamine resin conveyed on the conveyor (3).

2. The automatic formaldehyde-melamine resin production plant according to claim 1, wherein said secondary mixing assembly (1) comprises:

the bracket (2) is used for playing a main supporting and bearing role;

the stirring device comprises a stirring barrel (11), wherein the stirring barrel (11) is arranged at the upper end of a bracket (2), the lower end of the stirring barrel (11) is provided with an opening, and the side wall of the upper end of the stirring barrel (11) is communicated with the discharge end of the reaction kettle;

the scraping plate (124) is rotationally connected into the material mixing barrel (11), the axis of a rotating shaft of the scraping plate (124) is coaxial with the material mixing barrel (11), and the scraping plate (124) is attached to the inner wall of the material mixing barrel (11);

and the first driving machine (121), the first driving machine (121) is installed above the stirring barrel (11), and the first driving machine (121) is used for driving the scraper (124) to rotate.

3. The automatic formaldehyde-melamine resin production plant according to claim 2, wherein said secondary mixing assembly (1) further comprises:

the rotating shaft (122), the rotating shaft (122) and the mixing barrel (11) are coaxially arranged, and the upper end of the rotating shaft (122) is connected with a motor (73) of a first driving machine (121) in a shaft mode;

the connecting rods (123), the connecting rods (123) are provided with a plurality of connecting rods, and each connecting rod (123) is fixed on the outer wall of the rotating shaft (122);

wherein, the scraper (124) is provided with a plurality of scrapers, and each scraper (124) is respectively connected with each connecting rod (123).

4. An automated formaldehyde-melamine resin production plant according to claim 2, wherein said heating means (13) comprises:

the heat insulation cover (131) is sleeved on the outer wall of the stirring barrel (11), and a heating cavity is formed between the heat insulation cover (131) and the outer wall of the stirring barrel (11);

and a heat medium outlet and a refrigerant inlet of the circulating heat supply device (132) are communicated with the heat insulation cover (131).

5. An automated formaldehyde-melamine resin production plant according to claim 1, wherein said spreading assembly (4) comprises:

the first blanking hopper (41) is obliquely arranged above the conveyor (3), and the lower end of the first blanking hopper (41) is obliquely arranged towards the direction close to the discharging end of the conveyor (3);

the second blanking hopper (42) is obliquely arranged above the first blanking hopper (41), the upper end of the second blanking hopper (42) is positioned above the lower end of the first blanking hopper (41), and the lower end of the second blanking hopper (42) is positioned above the upper end of the first blanking hopper (41);

the vertical projection surface of the mixing barrel (11) is superposed with the second blanking hopper (42), and a flattening gap (43) is formed between the lower end of the second blanking hopper (42) and the lower end of the first blanking hopper (41).

6. An automated formaldehyde-melamine resin production plant according to claim 5, wherein said spreading assembly (4) further comprises:

the device comprises a plurality of first hoisting pieces (44), wherein the first hoisting pieces (44) are uniformly distributed on four end corners of a second blanking hopper (42), and the upper ends of the first hoisting pieces (44) are connected with a support (2) or a secondary material mixing component (1);

the number of the second hoisting pieces (45) is two, the two second hoisting pieces (45) are respectively connected with two sides of the lower end of the first blanking hopper (41), and the upper ends of the two second hoisting pieces (45) are connected with the support (2) or the secondary material mixing component (1);

wherein the upper end of the first blanking hopper (41) is rotatably connected with the lower end of the second blanking hopper (42).

7. An automated formaldehyde-melamine resin production plant according to claim 1, wherein said conveyor (3) comprises:

the frame (31), the said frame (31) is used for supporting and bearing the weight of;

the two rotating rollers (32) are arranged, and the two rotating rollers (32) are respectively and rotatably connected to the two ends of the rack (31);

the head end and the tail end of the steel belt (33) are connected, and two ends of the steel belt (33) are respectively sleeved on the two rotating rollers (32);

and a second motor (73), wherein the second motor (73) is used for driving one of the rollers (32) to rotate.

8. A formaldehyde-melamine resin automated production plant according to claim 7, wherein said cooling assembly (5) comprises:

the air cooling mechanism (51), the said air cooling mechanism (51) is used for pouring the cold air into the cover (6) in order to carry on the air cooling to the melamine resin conveyed by the conveyer (3);

and the water cooling mechanism (52), the water cooling mechanism (52) is arranged in the steel strip (33), and the water cooling mechanism (52) is used for cooling the steel strip (33).

9. The automatic formaldehyde-melamine resin production apparatus according to claim 8, wherein said air cooling means (51) comprises:

the air outlet of the first fan (511) is arranged above the conveyor (3);

and the cold air device (513) is used for producing cold air, and an air outlet of the cold air device (513) is communicated with an air inlet of the first fan (511).

10. An automated formaldehyde-melamine resin production plant according to claim 8, wherein said water cooling means (52) comprises:

the cooling water pipes (521) are arranged, a plurality of cooling water pipes (521) are arranged, and each cooling water pipe (521) is arranged along the length direction of the rack (31);

the cold water pipes (521) are arranged in the steel strip (33), and the cold water pipes (521) are arranged close to the upper side of the steel strip (33).