CN112755875A - High-performance coating preparation device and method - Google Patents

Abstract

The invention discloses a high-performance coating preparation device which comprises a pre-crushing structure, a conveying structure, a feeding structure and a final crushing structure, wherein the pre-crushing structure is communicated with one end of the conveying structure, the feeding structure is communicated with the pre-crushing structure, the pre-crushing structure comprises a plurality of crushing rotors, a feeding hopper and a crushing cavity, the crushing cavity is communicated with the conveying structure, and the two crushing rotors are rotationally connected with the pre-crushing cavity. Pre-crushing resin; feeding; to produce a molten blend; the melted mixture is cooled, crushed and finally crushed to prepare the high-performance coating, and on the basis of the prior art, the structure of a preparation device is improved, so that the raw materials can be fully mixed when the coating is prepared, the auxiliary agent and the pigment can be fully dispersed in the resin, and the final powder coating product is better.

Description

High-performance coating preparation device and method

Technical Field

The invention relates to the technical field of paint preparation, in particular to a high-performance paint preparation device and method.

Background

The coating is a product which is coated on the surface of an object to protect the object, and as a representative of high performance and no pollution, the powder coating gradually occupies a large proportion in the field of coating, and in the production process of the existing powder coating, various additives and pigments are generally required to be dispersed and melted in resin, and because the resin is solid, the existing preparation device cannot uniformly disperse the additives and pigments, so that the final product effect of the coating is poor.

Disclosure of Invention

The invention provides a high-performance paint preparation device and method, aiming at solving the problem that the final powder paint product is poor in effect because an auxiliary agent cannot be uniformly dispersed in solid resin by the existing paint preparation device.

The utility model provides a high performance coating preparation facilities, includes crushing structure in advance, transport structure, throws material structure and last crushing structure, the crushing structure in advance set up in transport structure's upside, and with transport structure's one end intercommunication, last crushing structure set up in transport structure's the other end, throw the material structure with the crushing structure intercommunication in advance, and set up in one side of crushing structure in advance, if the crushing structure in advance includes if two crushing rotors, feed hopper and crushing cavity, crushing cavity set up in transport structure's upside, and with transport structure intercommunication, two crushing rotors set up in crushing cavity's inside, and all with crushing cavity rotates to be connected, feed hopper set up in crushing cavity's upside, and with crushing cavity intercommunication.

The two crushing rotors respectively comprise a transmission shaft and a plurality of transverse blades, the transmission shaft is provided with a central channel and a feeding hole, the central channel is arranged along the length extending direction of the transmission shaft, one end of the transmission shaft is externally connected with a motor and is rotatably connected with the crushing cavity, the other end of the transmission shaft is communicated with the feeding structure through the central channel, the transverse blades are uniformly welded on the peripheral side of the transmission shaft in a surrounding mode, and the feeding port penetrates through the transmission shaft and is communicated with the central channel.

The feeding structure comprises a feeding hopper, a scraping plate and a connecting pipe, the hopper is arranged on the upper side of the connecting pipe and communicated with the connecting pipe, the scraping plate is arranged in the hopper, and two ends of the connecting pipe penetrate through the feeding hopper and the two central channels respectively.

The scraper plate comprises a thread, a rotating rod and a butt plate, the rotating rod is externally connected with a motor and is arranged at the center of the feeding hopper, one end of the butt plate is arranged on the outer peripheral side of the upper end of the rotating rod, the other end of the butt plate is matched with the feeding hopper, and the thread is arranged on the outer peripheral side of the lower end of the rotating rod.

The conveying structure comprises a feeding shell, an inner screw rod and a heating element, the feeding shell is coated on the outer peripheral side of the inner screw rod, the heating element is arranged in the feeding hopper, one end of the inner screw rod is externally connected with a motor, and the other end of the inner screw rod is communicated with the final crushing structure.

The inner screw is provided with a conveying thread, a plurality of crushing threads and a cooling groove, the conveying thread is arranged around the length extending direction of the inner screw, the crushing threads surround the inner screw and are arranged at one end, close to the pre-crushing structure, of the inner screw, and the cooling groove is arranged inside the inner screw and is externally connected with a cooling liquid pump.

The final crushing structure comprises a grinding cavity and a grinding disc, the grinding cavity surrounds the grinding disc and is communicated with the conveying structure, and the grinding disc is arranged inside the grinding cavity and is rotatably connected with the grinding cavity.

The invention also provides a paint preparation method adopting the high-performance paint preparation device, which comprises the following steps:

putting resin into the pre-crushing structure for pre-crushing;

putting pigment and auxiliary agent into the feeding structure;

after the pigment and the auxiliary agent are mixed with the pre-crushed resin in the crushing cavity, preparing a mixed material, starting the conveying structure, and heating the mixed material in the conveying structure by using a heating element to prepare a molten mixed material;

the melted mixture is cooled by the inner screw, crushed again by the crushing screw thread and sent to a final crushing structure;

and crushing the mixture by a final crushing structure to obtain the high-performance coating.

The invention has the beneficial effects that: on prior art's basis, improve the structure of preparation facilities, utilize the crushing of pre-crushing structure realization to the resin to the utilization is thrown the material structure and in order to realize the mixture to resin and auxiliary agent and colouring material, thereby makes coating when preparing, can carry out abundant mixing with each raw materials, lets auxiliary agent and colouring material can obtain abundant dispersion in the resin, thereby makes final powder coating product finished product better.

Drawings

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

FIG. 1 is a schematic structural diagram of a high-performance paint manufacturing apparatus according to the present invention.

FIG. 2 is a schematic side view of the feeding structure and pre-crushing structure of a high-performance paint preparing apparatus according to the present invention.

FIG. 3 is a schematic view showing the internal structure of a final pulverization structure of a high-performance dope preparation apparatus of the present invention.

FIG. 4 is a process step schematic diagram of a high performance coating preparation method of the present invention.

10-pre-crushing structure, 20-conveying structure, 30-feeding structure, 40-final crushing structure, 11-crushing rotor, 12-feeding hopper, 13-crushing cavity, 21-feeding shell, 22-internal screw, 23-heating element, 31-feeding hopper, 32-scraping plate, 33-connecting pipe, 41-grinding cavity, 42-grinding disc, 111-transmission shaft, 112-transverse cutting blade, 113-central channel, 114-feeding hole, 221-conveying screw, 222-crushing screw, 223-cooling groove, 321-screw, 322-rotating rod, 323-abutting plate, 411-loading disc, 412-external shell, 413-grinding tooth, 421-chassis and 422-grinding column.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4, the present invention provides a technical solution:

a high-performance paint preparation device comprises a pre-crushing structure 10, a conveying structure 20, a feeding structure 30 and a final crushing structure 40, wherein the pre-crushing structure 10 is arranged on the upper side of the conveying structure 20 and communicated with one end of the conveying structure 20, the final crushing structure 40 is arranged on the other end of the conveying structure 20, the feeding structure 30 is communicated with the pre-crushing structure 10 and arranged on one side of the pre-crushing structure 10, the pre-crushing structure 10 comprises a plurality of crushing rotors 11, a feeding hopper 12 and a crushing cavity 13, the crushing cavity 13 is arranged on the upper side of the conveying structure 20 and communicated with the conveying structure 20, the two crushing rotors 11 are arranged inside the crushing cavity 13 and rotatably connected with the crushing cavity 13, the feeding hopper 12 is arranged on the upper side of the crushing cavity 13, and communicates with the pulverization chamber 13.

In the present embodiment, the pre-pulverization structure 10 is used to pre-pulverize the resin, and also to carry out the transportation of the colorant and the auxiliary agent, so that the resin can be sufficiently mixed with the pigment and the auxiliary agent to prepare a mixed material, the conveying structure 20 is used for conveying the mixed material, meanwhile, the processes of melting, cooling and coarsely pulverizing the mixture are performed, the final pulverizing structure 40 performs a final pulverizing operation on the raw material fed through the conveying structure 20 to pulverize the raw material to a desired particle size, so that the paint can be used as required, the two pulverizing rotors 11 are adapted to cooperate with each other, to crush the resin sheets entering the pre-crushing structure 10, the feed hopper 12 facilitates feeding, the pulverization chamber 13 provides a space for pulverizing the resin and mixing the pulverized resin with the auxiliary agent and the coloring material.

Further, the two crushing rotors 11 each include a transmission shaft 111 provided with a central channel 113 and a feeding hole 114, and a plurality of transverse blades 112, the central channel 113 is disposed along a length extending direction of the transmission shaft 111, one end of the transmission shaft 111 is externally connected to a motor and is rotatably connected to the crushing cavity 13, the other end of the transmission shaft 111 is communicated with the feeding structure 30 through the central channel 113, the plurality of transverse blades 112 are uniformly welded around the outer circumferential side of the transmission shaft 111, and the feeding port penetrates through the transmission shaft 111 and is communicated with the central channel 113.

In this embodiment, one end of the transmission shaft 111 is used for externally connecting a motor, and the other end of the transmission shaft is used for communicating the central channel 113 with the feeding structure 30, so that the raw materials in the feeding structure 30 can enter the pre-crushing structure 10 through the central channel 113, and the raw materials are uniformly dispersed in the pre-crushing structure 10 through the feeding holes 114, so that the raw materials such as an auxiliary pigment and the like can be sufficiently dispersed with the pre-crushed resin, and the transverse blades 112 are used for crushing the resin, and the resin can be pre-crushed by the mutual matching of the transverse blades 112.

Further, the feeding structure 30 includes a feeding hopper 31, a scraping plate 32 and a connecting pipe 33, the hopper is disposed on the upper side of the connecting pipe 33 and is communicated with the connecting pipe 33, the scraping plate 32 is disposed inside the hopper, and two ends of the connecting pipe 33 respectively penetrate through the feeding hopper 12 and are communicated with the two central channels 113.

In this embodiment, the feeding hopper 31 is used for feeding the additive and the pigment, the feeding hopper 31 has a horn-shaped structure for facilitating the material to enter, and the scraper 32 is used for cooperating with the feeding hopper 31 to scrape the material remained on the surface of the feeding hopper 31, so that the material can enter the connecting pipe 33 under the action of gravity, and the connecting pipe 33 is used for conveying the material to the central channel 113.

Further, the scraping plate 32 includes a screw 321, a rotating rod 322 and a contact plate 323, the rotating rod 322 is externally connected with a motor and is disposed at the center of the feeding hopper 31, one end of the contact plate 323 is disposed at the outer periphery of the upper end of the rotating rod 322, the other end of the contact plate 323 is engaged with the feeding hopper 31, and the screw 321 is disposed at the outer periphery of the lower end of the rotating rod 322.

In this embodiment, the external motor of dwang 322, because the dwang 322 all belongs to prior art with caterpillar drive or through modes such as speed reducer transmission, and this application does not describe its concrete structure in detail to the realization lets dwang 322 pivoted purpose, and screw 321 set up in the downside of dwang 322, when dwang 322 rotates, can utilize screw 321 realizes the crushing to the raw materials, and the raw materials of being convenient for enter into in the central channel 113, butt joint board 323 then sets up the upside of dwang 322, and with feeding hopper 31 cooperatees, when butt joint board 323 rotates, can be right feeding hopper 31 goes up remaining raw materials scrapes off to it can enter into in the central channel 113.

Further, the conveying structure 20 includes a feeding housing 21, an inner screw 22 and a heating element 23, the feeding housing 21 is disposed to cover the outer peripheral side of the inner screw 22, the heating element 23 is disposed inside the feeding hopper 12, one end of the inner screw 22 is externally connected to a motor, and the other end of the inner screw 22 is communicated with the final crushing structure 40.

In this embodiment, the feeding housing 21 is used to cover the conveying structure 20, the inner screw 22 is used to crush the mixed raw materials and convey the raw materials, and the heating element 23 is used to heat the mixed materials, so that the raw materials can be melted and mixed together, the raw materials can be mixed, and the pigment and the additives can be uniformly dispersed in the resin.

Further, the internal screw 22 has a conveying screw 221, a plurality of pulverizing screws 222, and a cooling groove 223, the conveying screw 221 is disposed around the length extending direction of the internal screw 22, the plurality of pulverizing screws 222 are disposed around the internal screw 22 and are disposed at one end of the internal screw 22 close to the pre-pulverizing structure 10, and the cooling groove 223 is disposed inside the internal screw 22 and is externally connected to a cooling liquid pump.

In this embodiment, the conveying screw 221 is used for conveying the raw material, the conveying screw 221 rotates along with the inner screw 22, so that the raw material moves along with the rotation of the conveying screw 221, thereby completing the conveying of the raw material, the pulverizing screw 222 is used for pulverizing the melted and cooled raw material, so that the raw material can be pulverized and then conveyed conveniently, the cooling tank 223 is externally connected with a cooling pump, and the cooling of the raw material in a melted state is realized by circulating a cooling liquid.

Further, the final crushing structure 40 includes a grinding cavity 41 and a grinding disc 42, the grinding cavity 41 is disposed around the grinding disc 42 and is communicated with the conveying structure 20, and the grinding disc 42 is disposed inside the grinding cavity 41 and is rotatably connected to the grinding cavity 41.

In the present embodiment, the grinding chamber 41 is used for grinding the raw material passing through the conveying structure 20, and the grinding chamber 41 and the grinding disc 42 are matched, so that the production of finer grain size of the raw material is realized.

Further, the grinding disc 42 includes a bottom plate 421 and a plurality of grinding pillars 422, the plurality of grinding pillars 422 are disposed around the upper side of the bottom plate 421, and the bottom plate 421 is externally connected to a motor and is rotatably connected to the grinding cavity 41.

In this embodiment, a plurality of the grinding pillars 422 are disposed on the upper side of the base plate 421, the grinding pillars 422 are matched with the grinding chamber 41 to crush the raw material, and the base plate 421 is used to support the grinding pillars 422 and provide rotation for the grinding pillars 422, so that the grinding pillars 422 can crush the raw material.

Further, the grinding chamber 41 includes a load-carrying plate 411 provided with a plurality of grinding teeth 413 and an outer housing 412, and the load-carrying plate 411 is disposed inside the outer housing 412 and is engaged with the grinding plate 42.

In this embodiment, the loading plate 411 is used to surround the grinding column 422, and the grinding teeth 413 and the grinding column 422 are used to cooperate with each other, so as to achieve the requirement of grinding the raw material, and the outer casing 412 is used to protect the grinding chamber 41 from the entering of foreign matters.

The invention also provides a paint preparation method adopting the high-performance paint preparation device, which comprises the following steps:

s101: feeding a resin into the pre-pulverization structure 10 for pre-pulverization;

s102: feeding a colorant and an auxiliary agent into the feeding structure 30;

s103: after the pigment and the auxiliary agent are mixed with the pre-crushed resin in the crushing cavity 13, preparing a mixed material, starting the conveying structure 20, and heating the mixed material in the conveying structure 20 by using the heating element 23 to prepare a molten mixed material;

s104: the melted mixture is cooled by the inner screw 22, crushed again by the crushing screw 222, and sent to the final crushing structure 40;

s105: the mixture is crushed by the final crushing structure 40 to obtain the high-performance coating.

On the basis of the prior art, the structure of the preparation device is improved, the resin is crushed by the pre-crushing structure 10, and the resin, the auxiliary agent and the pigment are mixed by the feeding structure 30, so that the raw materials can be fully mixed when the coating is prepared, the auxiliary agent and the pigment can be fully dispersed in the resin, and the final powder coating product is better.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (8)

1. The utility model provides a high performance coating preparation facilities, its characterized in that, includes pre-crushing structure, transport structure, throws the material structure and smashes the structure eventually, pre-crushing structure set up in transport structure's upside, and with transport structure's one end intercommunication, smash the structure eventually set up in transport structure's the other end, throw the material structure with pre-crushing structure intercommunication, and set up in one side of pre-crushing structure, pre-crushing structure includes if two crushing rotors, feed hopper and crushing cavity, smash the cavity set up in transport structure's upside, and with transport structure intercommunication, two crushing rotors set up in smash the inside of cavity, and all with smash the cavity and rotate and be connected, feed hopper set up in smash the upside of cavity, and with smash the cavity intercommunication.

2. The apparatus for preparing high performance paint according to claim 1, wherein each of the two pulverizing rotors comprises a transmission shaft having a central channel and a feeding hole, and a plurality of transverse blades, the central channel is disposed along a length extending direction of the transmission shaft, one end of the transmission shaft is externally connected to a motor and is rotatably connected to the pulverizing cavity, the other end of the transmission shaft is communicated with the feeding structure through the central channel, the plurality of transverse blades are uniformly welded around an outer circumferential side of the transmission shaft, and the feeding hole is communicated with the central channel through the transmission shaft.

3. The apparatus for preparing high performance paint as claimed in claim 2, wherein the feeding structure comprises a feeding hopper, a scraper and a connecting pipe, the hopper is disposed on the upper side of the connecting pipe and is connected to the connecting pipe, the scraper is disposed inside the hopper, and two ends of the connecting pipe are respectively connected to the two central channels through the feeding hopper.

4. The apparatus for preparing high-performance paint according to claim 3, wherein the scraper comprises a screw thread, a rotating rod and an abutting plate, the rotating rod is externally connected with a motor and is arranged at the center of the feeding hopper, one end of the abutting plate is arranged at the outer periphery of the upper end of the rotating rod, the other end of the abutting plate is engaged with the feeding hopper, and the screw thread is arranged at the outer periphery of the lower end of the rotating rod.

5. The high-performance paint preparation device as claimed in claim 1, wherein the conveying structure comprises a feeding housing, an inner screw, and a heating element, the feeding housing is disposed to cover the outer periphery of the inner screw, the heating element is disposed inside the feeding hopper, one end of the inner screw is externally connected to a motor, and the other end of the inner screw is communicated with the final pulverization structure.

6. The apparatus according to claim 5, wherein the inner screw has a feeding screw, a plurality of crushing screws and a cooling groove, the feeding screw is disposed around the inner screw in a length direction of the inner screw, the plurality of crushing screws are disposed around the inner screw and are disposed at an end of the inner screw close to the pre-crushing structure, and the cooling groove is disposed inside the inner screw and is externally connected to a coolant pump.

7. The apparatus according to claim 6, wherein the final pulverization structure comprises a pulverization chamber and a polishing disk, the pulverization chamber is disposed around the polishing disk and is communicated with the transportation structure, and the polishing disk is disposed inside the pulverization chamber and is rotatably connected with the pulverization chamber.

8. The paint producing method using the high-performance paint producing apparatus according to claim 7, comprising the steps of:

putting resin into the pre-crushing structure for pre-crushing;

putting pigment and auxiliary agent into the feeding structure;

after the pigment and the auxiliary agent are mixed with the pre-crushed resin in the crushing cavity, preparing a mixed material, starting the conveying structure, and heating the mixed material in the conveying structure by using a heating element to prepare a molten mixed material;

the melted mixture is cooled by the inner screw, crushed again by the crushing screw thread and sent to a final crushing structure;

and crushing the mixture by a final crushing structure to obtain the high-performance coating.

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