CN112675783A

CN112675783A - Coating granulator

Info

Publication number: CN112675783A
Application number: CN202011511796.9A
Authority: CN
Inventors: 王俊清
Original assignee: Changtai Xinshuntai Industrial Development Co ltd
Current assignee: Changtai Xinshuntai Industrial Development Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-04-20

Abstract

The invention discloses a paint granulator, which comprises: the primary mixing and feeding mechanism comprises a material conveying auger, a first motor, a glue feeding assembly, a paint feeding assembly and a pressure feeding assembly, wherein the first motor is arranged at one end of the material conveying auger to drive a conveying shaft of the material conveying auger to rotate; remixing granulation mechanism, it includes the funnel, can the propelling movement mechanism of propelling movement material downwards, can dismantle the screen cloth of locating the funnel exit end, wherein, the funnel is located feed hopper discharge end below is in order to accept the just compounding. The invention has the advantages that the high-efficiency mixing of large dose in the primary mixing process is replaced by small dose, the mixing is more uniform, the granulation is synchronously carried out in the mixing process, and the time is saved.

Description

Coating granulator

Technical Field

The invention relates to the technical field of coating granulation equipment. More particularly, the present invention relates to a paint granulator.

Background

The preparation process of the water-in-water multicolor paint comprises the steps of preparing protective glue solution, preparing base paint, mixing colors of the base paint and obtaining finished glue after granulation, at present, the granulation of the water-in-water multicolor paint basically adopts a screen screw blade extrusion type granulator which comprises the following steps: funnel, the push mechanism that can push the material downwards, locate the screen cloth of funnel exit end, need earlier in the use mix the protection glue solution that has been prepared and base paint in the external container stir and pour into the funnel as initial raw materials after tentatively mixing, then carry out the granulation process, it has following problem: first, do not possess preliminary mixing function, need the mode of external container through the stirring to carry out preliminary mixing, can have the difficult problem of control of stirring degree among the mixing process, and the stirring degree is low, and partial material mixes inhomogeneously, and the stirring degree is high, and partial material particle diameter undersize has inhomogeneous problem equally, leads to follow-up granulation inhomogeneous.

Disclosure of Invention

An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.

It is yet another object of the present invention to provide a paint granulator that can replace high-efficiency mixing with low dosage in the initial mixing process to make the mixing more uniform, and the mixing process is synchronized for granulation to achieve time savings.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a paint granulator including:

the primary mixing and feeding mechanism comprises a material conveying auger, a first motor, a glue feeding assembly, a paint feeding assembly and a pressure feeding assembly, wherein the first motor is arranged at one end of the material conveying auger to drive a conveying shaft of the material conveying auger to rotate; the paint feeding assembly comprises at least two paint feeding cylinders and a material guide cylinder, wherein the at least two paint feeding cylinders are arranged at intervals along the direction perpendicular to the feeding direction of the material conveying auger, the material guide cylinder is used for wrapping the periphery of the at least two paint feeding cylinders and is communicated with the material conveying auger, each paint feeding cylinder comprises a rectangular paint storage cavity, an inverted quadrangular frustum pyramid-shaped paint guide cavity and a paint feeding pipe, the rectangular paint storage cavity, the inverted quadrangular frustum-shaped paint guide cavity and the paint feeding pipe are communicated and arranged from top to bottom, and one side of each paint guide cavity along the conveying direction of the material conveying auger is provided with a one-way valve; the pressure feeding assembly comprises a supporting plate arranged at the top end of a paint inlet cylinder, a telescopic motor arranged above the supporting plate, at least two pressure rods connected with an output shaft of the telescopic motor, and a piston arranged at the bottom end of each pressure rod, wherein the number of the pressure rods is equal to that of the paint inlet cylinder, and the pressure rods correspond to the paint inlet cylinder one by one, so that the pistons correspond to the paint storage cavities one by one, wherein when the piston moves to the highest end, the piston is positioned outside the paint storage cavity, and when the piston moves to the lowest end, the piston is positioned at the lowest end of the paint storage cavity;

remixing granulation mechanism, it includes the funnel, can the propelling movement mechanism of propelling movement material downwards, can dismantle the screen cloth of locating the funnel exit end, wherein, the funnel is located feed hopper discharge end below is in order to accept the just compounding.

Preferably, the material conveying auger is arranged downwards in an inclined manner along the direction towards the funnel, and the inclined angle is 2-4 degrees.

Preferably, the paint feeding assemblies comprise two spaced paint feeding assemblies, the pressure feeding assemblies comprise two spaced paint feeding assemblies, the two pressure feeding assemblies and the two paint feeding assemblies are correspondingly matched one by one, and paint is alternately fed by the two groups of paint feeding assemblies.

Preferably, there are 3 paint feed drums per paint feed assembly.

Preferably, the paint inlet pipe comprises a rigid pipe communicated with the paint guide cavity and a flexible pipe communicated with the rigid pipe;

the material guide cylinder is vertically arranged along two side walls perpendicular to the feeding direction of the material conveying auger, partition plates are arranged on the two vertical side walls in a vertically sliding mode, through holes are formed in the partition plates at intervals, the number of the through holes is equal to that of the flexible pipes, the through holes in the partition plates are arranged at intervals along the feeding direction perpendicular to the material conveying auger, the horizontal projection of the rigid pipes on the partition plates is not overlapped with the through holes in the rigid pipes, and the flexible pipes are communicated with the through holes in a one-to-one correspondence mode;

two cams are arranged on a conveying shaft of the conveying auger at intervals, the two cams are positioned on two sides of a paint inlet pipe above the conveying auger, the bottom surface of the partition plate is positioned above the cams and provided with lugs matched with the corresponding cams one by one, when the cams rotate to the long diameter vertical arrangement, the partition plate slides to the highest end, the flexible pipe is sealed, when the included angle between the long diameter of each cam and the vertical line is 20-25 degrees, the partition plate moves downwards to the lowest end, and the flexible pipe is unfolded.

Preferably, the funnel is including the tube-shape row material portion of inversion round platform form storage portion, with storage portion intercommunication, pushing mechanism including erect in the second motor of storage portion top, with the screw axis of second motor output shaft rigid coupling, the screw axis is located the part in row material portion sets up propeller blade, the screw axis bottom sets up the cutter.

Preferably, the shell of defeated material auger is located the output and buckles downwards and form vertical row of material section of thick bamboo, arrange the material section of thick bamboo with the coaxial setting of row material portion, the second motor is located the top of defeated material auger, just the screw axis is located the part of arranging the material section of thick bamboo sets up propeller blade.

The invention at least comprises the following beneficial effects:

first, realize the ration of gluing the protection through advancing gluey subassembly and add, realize simultaneously adding at the ration of different look lacquer through advancing the lacquer subassembly, realize the high dose replacement of just mixing in-process for the high-efficient mixing of minidose, and mix more evenly, do not have the problem that traditional stirring mixing degree is difficult to control, and the mixing process granulation is carried out in step, does not occupy unnecessary time, realizes effectively saving of time.

And secondly, the paint feeding assemblies are arranged into two groups, and after the paint feeding of one paint feeding assembly is finished, the other paint feeding assembly is started to be matched with the glue feeding assembly to work, so that the uninterrupted manufacturing of all materials in the whole working process is realized.

Thirdly, can carry out the cutting-off operation of unified size to extruding the material through the setting of baffle cooperation cam and hose, further improve the homogeneity of just mixing.

Fourth, arrange the setting of a material section of thick bamboo cooperation propeller blade and can promote the material through carrying the leading-in funnel that the auger is at the uniform velocity slow, reduce the influence of material whereabouts to coating homogeneity, avoid pasting.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic structural diagram of a paint granulator according to one embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a paint granulator according to one embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a paint granulator according to one embodiment of the present invention;

fig. 4 is a schematic cross-sectional structure diagram of a paint feeding assembly according to one embodiment of the present invention.

The reference numerals are specifically: a material conveying auger 1; a first electric motor 10; a discharge cylinder 11; a rubber inlet pipe 2; an adjusting valve 20; a glue storage cavity 21; a paint inlet cylinder 3; a material guide cylinder 30; a paint storage chamber 31; a paint guide chamber 32; a paint inlet pipe 4; a rigid tube 40; a flexible tube 41; a support plate 5; a telescopic motor 50; a pressing lever 51; a piston 52; a hopper 6; a stock section 60; a discharge portion 61; a second motor 7; a screw shaft 70; a cutter 71; a screen 8; a partition plate 9; a perforation 90; a cam 91; and a bump 92.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-4, the present invention provides a paint granulator including: the primary mixing and feeding mechanism comprises a material conveying auger 1; the device is arranged on a material conveying auger 1; a first motor 10 with one end driving a conveying shaft to rotate is sequentially communicated with the material conveying auger 1 along the feeding direction; the glue feeding assembly and the paint feeding assembly are arranged above the conveying auger, and the pressure conveying assembly is arranged above the paint feeding assembly, wherein the glue feeding assembly is used for conveying protective glue into the conveying auger, and the glue feeding assembly comprises a glue conveying auger 1; the rubber inlet pipe 2 is communicated with the rubber inlet pipe 2, the flow regulating valve 20 is arranged on the rubber inlet pipe 2, and the rubber storage cavity 21 is communicated with the upper end of the rubber inlet pipe 2; the paint feeding assembly is used for conveying the base paint after color mixing into the conveying auger and comprises a conveying auger 1 vertical to the conveying auger; at least two paint inlet cylinders 3 are horizontally arranged in the feeding direction at intervals, are used for wrapping the peripheries of the at least two paint inlet cylinders 3 and are connected with a material conveying auger 1; each paint inlet cylinder 3 comprises a rectangular paint storage cavity 31, an inverted quadrangular frustum pyramid shaped paint guide cavity 32 and a paint inlet pipe 4 which are communicated from top to bottom, and one side of each paint guide cavity 32 along the conveying direction of the conveying auger is provided with a one-way valve communicated with the corresponding paint guide cavity 32 from outside to inside for air guide; the pressure feeding assembly comprises a supporting plate 5 erected at the top end of the paint inlet cylinder 3, a telescopic motor 50 arranged above the supporting plate 5, at least two pressure rods 51 connected with output shafts of the telescopic motor 50, and a piston 52 arranged at the bottom end of each pressure rod 51, wherein the number of the pressure rods 51 is equal to that of the paint inlet cylinders 3, and the pressure rods are in one-to-one correspondence with the paint storage cavities 31, so that the pistons 52 are in one-to-one correspondence with the paint storage cavities 31, when the pistons 52 move upwards to the highest end, the pistons 52 are located outside the paint storage cavities 31, and when the pistons 52 move downwards to the lowest end, the pistons 52 are located at the lowest end of the paint storage cavities 31;

remixing granulation mechanism, it includes funnel 6, can be downwards propelling movement mechanism of propelling movement material, can dismantle the screen cloth 8 of locating 6 exit ends of funnel, wherein, funnel 6 is located pay-off section of thick bamboo discharge end below is in order to accept the first compounding.

In the technical scheme, the traditional water-in-water multicolor paint manufacturing process comprises the steps of preparing a protective glue solution, preparing a base paint, toning the base paint, adding the toned base paint into the protective glue solution according to a certain proportion, primarily mixing, granulating and granulating to obtain a finished product glue;

the coating pelletizer is arranged on a rack, the setting of the rack is adjusted according to the specific actual conditions, and the conveying auger 1 is arranged on the rack; the conveying auger comprises a cylindrical shell and a conveying shaft arranged in the cylindrical shell, wherein a first motor 10 is arranged on the conveying auger 1; close to one end (the rear end along the conveying direction, the end is closed) of the glue feeding assembly, and an output shaft of the first motor 10 is connected with the conveying auger 1 through a coupler; the conveying shaft is used for driving an output shaft of the conveying auger to rotate, spiral conveying blades are fixed on the periphery of the conveying shaft along the length direction of the conveying shaft, the flow regulating valve 20 is used for regulating the liquid inlet speed of the protective adhesive, each paint inlet cylinder 3 is used for feeding basic paint with one color, namely when the number of the paint inlet cylinders 3 is two, the manufacturing of multicolor coatings with two colors can be met, when the number of the paint inlet cylinders 3 is three, the manufacturing of multicolor coatings with three colors can be met, or one paint inlet cylinder 3 is not used, the manufacturing of multicolor coatings with two colors is realized, and the bottom end of the guide cylinder 30 and the material conveying auger 1 are arranged; the top end of the guide cylinder 30 is fixedly connected with the periphery of the paint inlet cylinder 3 along the circumferential direction, namely the guide cylinder is used for providing at least two paint inlet cylinders 3 and a material conveying auger 1; at least two paint guide cylinders are arranged in parallel in a space communicated between the shells, and further, the top end of the paint storage cavity 31 is outwards expanded to be in a horn shape, so that the corresponding piston 52 can be conveniently led in; the viscidity that the protection was glued is lower, can realize advancing gluey under the effect of self gravity, and is further, also can adopt the mode of pumping pressure in order to improve into gluey speed, or other modes that can realize the injecting glue, the low end height of advancing lacquer pipe 4 is higher than the height of the interior mobile material of infusion flood dragon, promptly advance lacquer pipe 4 to be located the top of liquid level in the infusion auger, in the use, including following step:

s1, determining the granulation amount a L/min per preset time period through a remixing granulation mechanism, the number k of the types of the base paints after color mixing and the volume usage ratio m/n of the protective glue and the base paints after color mixing, and determining the glue feeding speed of the protective glue and the paint feeding speed of the base paints after color mixing according to the data and the actual use condition;

s2, adding protective glue into the glue storage cavity 21, adding corresponding base paint after color mixing into the paint storage cavity 31, and regulating the telescopic motor 50 to enable each piston 52 to reach a preset working position;

s3, opening the flow control valve 20 on the rubber inlet pipe 2 to enable the protective rubber to enter rubber at a preset rubber inlet speed, synchronously opening or opening the telescopic motor 50 when the predicted rubber liquid is about to reach the lower part of the paint inlet pipe 4 to drive the base paint after color mixing to enter rubber at the preset paint inlet speed, wherein the time when the predicted rubber liquid is about to reach the lower part of the paint inlet pipe 4 is determined according to the distance between the rubber inlet pipe 2 and the paint inlet pipe 4, the conveying speed of a conveying auger and the like;

s4, judging whether the initial mixed material output by the conveying end of the conveying auger is completely discharged due to error at the front end of the initial mixed material, closing the pushing mechanism, and after a preset amount of initial mixed material is stored in the hopper 6, opening the pushing mechanism to realize granulation, preferably, the conveying auger 1; the speed of conveying the initial mixed material is equal to the speed of granulating by the remixing and granulating mechanism, so that the materials in the hopper 6 are kept balanced in the whole granulating process;

s5, judging the closing time of the adjusting valve 20 before the materials in the paint feeding assembly are conveyed, closing the adjusting valve 20, after the materials in the paint feeding assembly are conveyed, moving the telescopic motor 50 upwards to the taking-out piston 52, then feeding the materials, and entering the next cycle; adopt this kind of technical scheme, advance gluey subassembly and realize adding the ration of protecting glue, realize simultaneously adding at the ration of different look lacquer through advancing the lacquer subassembly, realize that the high dose replacement of just mixing in-process is mixed for the high efficiency of small dose, and mixes more evenly, does not have the problem that traditional stirring mixing degree is difficult to control, and the mixing process granulation is carried out in step, does not occupy unnecessary time, realizes effectively saving of time.

In another technical scheme, the material conveying auger 1; is arranged obliquely downwards in the direction towards the funnel 6, the angle of inclination being 2-4 deg.. By adopting the scheme, the material in the packing auger shell can be conveniently led out.

In another technical scheme, the paint feeding assemblies comprise two spaced paint feeding assemblies, the pressure feeding assemblies comprise two spaced paint feeding assemblies, the two pressure feeding assemblies and the two paint feeding assemblies are correspondingly matched one by one, and paint is alternately fed by the two paint feeding assemblies. By adopting the scheme, in the step S5, after the paint feeding of one paint feeding assembly is finished, the other paint feeding assembly is started to work in cooperation with the glue feeding assembly, so that the uninterrupted manufacturing of all materials in the whole working process is realized, the switching is performed according to the preset conditions in the replacement process, and the uniformity of the paint preparation is ensured.

In another solution, there are 3 paint feed drums 3 per paint feed assembly. By adopting the scheme, the manufacturing of the multicolor paint with the color requirement of 2-3 can be met.

In another technical solution, the paint inlet pipe 4 comprises a rigid pipe 40 communicated with the paint guide cavity 32, and a flexible pipe 41 communicated with the rigid pipe 40;

the material guide cylinder 30 is vertical to the material conveying auger 1; two side walls at two ends of the feeding direction are vertically arranged, a partition plate 9 is arranged between the two vertical side walls in a vertically sliding manner, through holes 90 are arranged on the partition plate 9 at intervals in a penetrating manner, the number of the through holes 90 is equal to that of the flexible pipes 41, and the through holes 90 on the partition plate 9 are perpendicular to the material conveying auger 1; the rigid pipes 40 are arranged at intervals in the feeding direction, the horizontal projection of the rigid pipes 40 on the partition plate 9 is not overlapped with the through holes 90 on the rigid pipes, and the flexible pipes 41 are correspondingly communicated with the through holes 90 one by one;

the conveying auger 1; the conveying shaft on be provided with two cams 91 at intervals, two cams 91 are located the both sides that lacquer pipe 4 was advanced to its top, baffle 9 bottom surface is located cam 91 top and is equipped with and corresponds cam 91 one-by-one complex lug 92, works as when cam 91 rotated to the vertical setting in major axis, cam 91 with lug 92 butt, and drive baffle 9 slides up to the highest point, and synchronous drive flexible pipe 41 moves up folding, realizes the closure of flexible pipe 41, realizes simultaneously that extrude cutting off of material through flexible pipe 41, works as when the contained angle between cam 91's major axis and vertical line is 20-25, baffle 9 moves down to the lowest end, flexible pipe 41 expandes, realizes the row of next round, wherein, flexible motor 50 can set up in step to be in operating condition when baffle 9 is located the lowest end, and works as baffle 9 is in the highest end, And stopping working in the sliding process, namely intermittently working. By adopting the scheme, the flexible pipe 41 is a foldable hose, the arrangement of the cam 91 is based on the premise that the use of the conveying paddle blade of the conveying auger is not influenced, the length of the long diameter (the farthest distance from the cam 91 to the conveying shaft) of the cam 91 is smaller than the distance from the conveying paddle blade of the conveying auger to the conveying shaft, the cam 91 and the projection 92 can slide relatively when contacting, the cam 91 and the cam 92 can conveniently slide, the extruded materials can be cut off in a uniform size by matching the arrangement of the cam 91 and the hose through the partition plate 9, and the uniformity of primary mixing is further improved.

In another technical scheme, funnel 6 is including the tube-shape of inverting round platform form storage portion 60, communicating with storage portion 60 and arrange material portion 61, pushing mechanism including erect in storage portion 60 top second motor 7, with the screw axis 70 of second motor 7 output shaft rigid coupling, screw axis 70 is located arrange the part in the material portion 61 and set up screw propeller blade, screw axis 70 bottom sets up cutter 71. By adopting the scheme, further granulation is realized on the basis of obtaining the primary mixed material.

In another technical scheme, the material conveying auger 1; the shell of the screw conveyor is positioned at the output end and is bent downwards to form a vertical discharge cylinder 11, the discharge cylinder 11 and the discharge part 61 are coaxially arranged, and the second motor 7 is arranged on the material conveying auger 1; and the part of the screw shaft 70 positioned in the material discharge cylinder 11 is provided with screw blades, and the height of the material discharge cylinder 11 from the liquid level in the funnel 6 is 10-15 cm. By adopting the scheme, the material is promoted to pass through the guide hopper 6 with the conveying auger at a constant speed, the influence of the falling of the material on the uniformity of the coating is reduced, and the pasting is further avoided.

The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the paint granulator of the present invention will be apparent to those skilled in the art.

While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. A paint granulator, characterized by comprising:

2. The paint granulator of claim 1, wherein the auger is inclined downwardly in a direction toward the hopper at an angle of 2-4 °.

3. The paint granulator of claim 1, wherein the paint feeding assemblies comprise two spaced apart paint feeding assemblies, the force feeding assemblies comprise two spaced apart paint feeding assemblies, the two force feeding assemblies are respectively matched with the two paint feeding assemblies in a one-to-one correspondence, and the two paint feeding assemblies alternately feed paint.

4. The paint granulator of claim 1, wherein each paint feed assembly has 3 paint feed cartridges.

5. A paint granulator according to any one of claims 1 or 3, characterized in that the paint inlet pipe comprises a rigid pipe communicating with the paint guide chamber, a flexible pipe communicating with the rigid pipe;

6. The paint granulator according to claim 1, wherein the hopper comprises an inverted circular truncated cone-shaped material storage part and a cylindrical material discharge part communicated with the material storage part, the pushing mechanism comprises a second motor erected above the material storage part and a screw shaft fixedly connected with an output shaft of the second motor, a part of the screw shaft located in the material discharge part is provided with a screw blade, and a cutter is arranged at the bottom end of the screw shaft.

7. The paint granulator of claim 6, wherein the housing of the feeding auger is arranged at the output end and is bent downwards to form a vertical discharge cylinder, the discharge cylinder is arranged coaxially with the discharge part, the second motor is arranged above the feeding auger, and the part of the screw shaft, which is arranged at the discharge cylinder, is provided with screw blades.