CN108437172B - Atomization glazing device and glazing method - Google Patents

Abstract

The invention discloses an atomization glazing device and a glazing method, the glazing device comprises a glazing cabin, a glaze pumping unit and a glaze mixing unit which are arranged in the glazing cabin, and a gas supply unit for conveying gas into the glazing cabin, wherein the glaze mixing unit comprises a mixing tank, the mixing tank is communicated with a glaze output pipe, the glaze pumping unit comprises a glaze barrel and a conveying pump, the conveying pump is respectively communicated with the glaze barrel and the mixing tank through pipelines so as to be used for conveying the glaze in the glaze barrel to the glaze mixing unit, the gas supply unit comprises the gas supply pump and a gas output pipeline, the tail end port of the gas output pipeline is correspondingly arranged at the tail end port of the glaze output pipe, so that the gas output pipeline outputs the glaze output pipe to atomize the glaze output by the gas, glazing is performed through the glazing device, the glaze layer with uniform thickness is formed on an object to be glazed, and the glaze layers with different colors can be applied to different objects to be glazed.

Description

Atomization glazing device and glazing method

Technical Field

The invention relates to the technical field of ceramic glazing, in particular to an atomization glazing device and a glazing method.

Background

The glazing process is one of the ancient ceramic porcelain making process technologies, and refers to the process of applying glaze slurry on the surface of a formed ceramic body, wherein the glass phase, crystal phase and gas phase in the glaze layer directly influence the surface glossiness, transmittance, whiteness, mechanical property, chemical stability and the like of a ceramic material, the microstructure of the glaze layer determines the macroscopic property of the glaze layer, and the microstructure depends on factors such as glaze composition, preparation process, glazing method, firing schedule and the like. The traditional glazing method mainly comprises the steps of dipping glaze, swinging glaze, glazing, brushing glaze, blowing glaze, spraying glaze, wheel glaze and the like, and adopts a corresponding glazing method according to different shapes and thicknesses of blanks. Along with the progress of technology, a modern ceramic glazing technique of glazing is presented at present, glaze slurry is atomized and sprayed on the surface of a green body by using a spray gun or a sprayer, and the ceramic glazing technique is suitable for large vessels and products with complex modeling or thin tyres, can be used for multi-color glazing and thicker glaze layer spraying for multiple times, and can achieve the effects of high efficiency and smooth and flat glaze surface.

The glazing mode of glaze spraying mainly has the following defects: firstly, the glaze layer is uneven, the effect of glaze spraying on a tire product is mainly mastered on the operation skill of workers, the conventional glaze spraying equipment is difficult to form a standardized glaze spraying mode, and the thickness and the uniformity degree of the glaze layer on the surface of the obtained product are different; secondly, the mixing is complicated, the existing semi-automatic mixing mode also needs to manually participate in a large amount of operations, and the workload of the mixing process is large; thirdly, the glaze proportioning is inaccurate, and the manual mixing or semi-automatic mixing operation leads to larger glaze proportioning error, and the color of the obtained glaze cannot reach the expected effect.

Disclosure of Invention

The invention aims to solve the technical problem of uneven ceramic glazing thickness in the prior art by providing an atomization glazing device.

In order to solve the technical problems, one aspect of the present invention is:

the utility model provides an atomizing glazing device, includes the cabin of glazing, still including setting up glaze pumping element and glaze mixing element in the cabin of glazing, and be used for to carry gaseous air feed unit in the cabin of glazing, the glaze mixing element includes the compounding jar, the compounding jar intercommunication has the glaze output tube, the glaze pumping element includes glaze storage bucket and delivery pump, the delivery pump is respectively through the pipeline intercommunication extremely glaze storage bucket and compounding jar, in order to be used for with the glaze in the glaze storage bucket is carried to the glaze mixing element, air feed unit includes air feed pump and gas output pipeline, the end port of gas output pipeline corresponds the setting and is in the end port department of glaze output tube, make gas output pipeline output gas will the glaze of glaze output tube output is atomized.

Preferably, the bulkhead of the glazing cabin is provided with ventilation holes, and the ventilation holes are provided with corresponding filtering parts.

Preferably, the glaze mixing unit further comprises a stirrer, wherein the stirrer comprises a stirring paddle arranged inside the mixing tank and a driving motor arranged outside the mixing tank, and the stirring paddle is connected to the driving motor through a rotating shaft.

Preferably, the glaze pumping units are at least two, and are used for conveying the glazes with different colors into the mixing tank.

Preferably, the transfer pump is a volumetric pump.

Preferably, the glazing device further comprises a moving assembly installed in the glazing cabin, the moving assembly comprises an up-down moving unit and a front-back moving unit installed on the up-down moving unit, the up-down moving unit comprises a vertical guide rod, a vertical moving sliding block installed on the vertical guide rod, a vertical screw rod driving the vertical moving sliding block to move up and down, a nut matched with the vertical screw rod and a vertical driving motor driving the vertical screw rod to rotate, the nut and the vertical driving motor are fixed on the glazing cabin, the front-back moving unit comprises a guide block, a horizontal guide rod, a horizontal screw rod and a horizontal driving motor driving the horizontal screw rod to rotate, the horizontal screw rod sequentially penetrates through the guide block and the vertical moving sliding block, the horizontal screw rod is in threaded fit with the guide block, the horizontal guide rod penetrates through the vertical moving sliding block, a placing table is installed at the front ends of the horizontal guide rod and the horizontal screw rod, the pumping unit and the glaze mixing unit are installed on the placing table, and the top end of the vertical screw rod is connected to the guide block.

Preferably, a carrying platform for placing the object to be glazed is arranged in the glazing cabin, and a plurality of protrusions for supporting the object to be glazed are arranged on the upper surface of the carrying platform.

Preferably, a bearing platform driving motor for driving the bearing platform to rotate is arranged at the bottom of the glazing cabin, and the bearing platform is arranged at the top end of an output shaft of the bearing platform driving motor.

Preferably, the upper surface of the bearing platform is an inclined surface which gradually rises from one side to the other side.

Another aspect of the invention is:

the glazing method utilizes the atomization glazing device to perform glazing operation, and specifically comprises the following steps:

(1) Placing an object to be glazed into a glazing cabin, and adding glaze into a glaze barrel;

(2) Starting a conveying pump, conveying glaze in a glaze barrel to a mixing tank, and starting an air supply pump;

(3) The glaze is mixed in the mixing tank and then output along the glaze output pipe, and the output glaze is atomized rapidly when meeting the high-pressure gas output by the gas output pipe;

(4) After the glazed object is fully glazed, the glazed object is placed in a glazing cabin for 2-6 hours and taken out.

Compared with the prior art, the invention has the beneficial technical effects that:

1. and glazing uniformly. According to the atomization glazing device disclosed by the invention, the glaze material output in the mixing tank is atomized by the high-pressure gas conveyed by the gas supply unit, the glaze material to be glazed is glazed by the atomized glaze material, and the thickness of the glaze layer formed on the surface of the glaze material to be glazed is more uniform.

2. Multiple glazes can be mixed to obtain glazes with different colors. According to the atomization glazing device, the glazes with different colors are filled in the different glaze barrels, and then the glazes in the corresponding glaze barrels are pumped into the mixing tank by the plurality of conveying pumps to be uniformly mixed, so that a plurality of mixed glazes with different colors can be obtained, and different glazes with different colors can be applied to different objects to be glazed.

3. The objects to be glazed with different sizes can be glazed. The atomization glazing device is provided with the moving component, and the moving component can move the combined glaze barrel, the conveying pump and the mixing tank in the glazing cabin, so that the combined glaze barrel, the combined conveying pump and the combined mixing tank are prevented from being blocked by the glazing cabin to be filled with the to-be-glazed objects.

4. The glaze proportioning is accurate, and the volumetric pump is adopted as a conveying pump of the glaze, and has the characteristic of constant displacement, so that the quantity of the glaze conveyed into the mixing tank can be accurately controlled.

Drawings

FIG. 1 is a schematic structural view of an embodiment 1 of an atomization glazing apparatus of the present invention;

FIG. 2 is a schematic diagram showing the positional relationship among a glaze barrel, a delivery pump and a mixing tank in an embodiment 1 of an atomization glazing device of the present invention;

FIG. 3 is an exploded view of the glaze mixing unit in example 1 of the atomization glazing apparatus of the present invention;

FIG. 4 is a schematic structural view of an embodiment 2 of the atomization glazing apparatus of the present invention;

FIG. 5 is a schematic diagram showing the positional relationship between a moving assembly and a glaze barrel, a transfer pump, and a mixing tank in example 2 of an atomization glazing device according to the present invention;

fig. 6 is a schematic structural diagram of a carrying platform in embodiment 2 of the atomization glazing device of the present invention.

The components in the drawings are shown as follows: glazing cabin 11, ventilation holes 111, placing table 112, upright 113, glaze barrel 121, delivery pump 122, mixing tank 131, glaze output pipe 132, mixing tank top cover 133, retainer 134, gas output pipe 141, stirring paddle 151, rotating shaft 152, driving motor 153, vertical guide rod 161, vertical moving slide 162, vertical screw 163, vertical driving motor 164, connecting block 165, nut 166, guide block 171, horizontal guide rod 172, horizontal screw 173, horizontal driving motor 174, carrying platform 181, protrusion 182, carrying platform driving motor 183, coupling 184, output shaft 185.

Detailed Description

The following examples are given to illustrate the invention in detail, but are not intended to limit the scope of the invention in any way. The components, structures, mechanisms, and the like, which are described in the following examples, are commercially available products unless otherwise specified.

Example 1

Please refer to fig. 1 to 3 together.

As shown in fig. 1, the atomization glazing device provided by the embodiment of the invention comprises a glazing cabin 11, and further comprises a glaze pumping unit, a glaze mixing unit and a gas supply unit which are arranged in the glazing cabin 11, wherein the glaze pumping unit is used for conveying the glaze to the glaze mixing unit, the gas supply unit is used for conveying gas into the glazing cabin, and the glaze is atomized by the gas conveyed by the gas supply unit after being fully mixed by the glaze mixing unit.

Specifically, as shown in fig. 2, the atomization glazing device of this embodiment is provided with three groups of glaze pumping units, the three groups of glaze pumping units are respectively used for conveying glazes with different colors into the glaze mixing unit, each group of glaze pumping units comprises a glaze barrel 121 and a conveying pump 122, the glaze barrels 121 are used for filling the glazes, the conveying pumps 122 are used for pumping out the glazes in the corresponding glaze barrels 121, the conveying pumps 122 are volumetric pumps, and under the condition of constant speed of a motor, the displacement of the volumetric pumps is constant, so that the proportion of the glazes with different colors can be adjusted by adjusting the rotating speed of the motor of the volumetric pumps, the volumetric pumps can be accurate in proportion, and have the advantages of stable operation, no noise and high efficiency, and are favorable for forming an atomization environment with uniform density in a glazing cabin.

The glaze mixing unit includes compounding jar 131, compounding jar 131 installs on placing the platform 112, place the platform 112 and install in the cabin 11 of glazing by stand 113, carry pump 122 is carried to compounding jar 131 after the glaze in the corresponding glaze storage bucket 121 is extracted, and intensive mixing in compounding jar 131, the top intercommunication of compounding jar 131 has glaze output tube 132, the glaze after mixing is exported through glaze output tube 132, simultaneously, the air supply unit provides high-pressure gas, here, the air supply unit includes gas output pipeline 141 and air supply pump (not shown), the gas outlet of air supply pump is connected to the air inlet of gas output pipeline 141, gas output pipeline 141 passes the bulkhead of the cabin 11 of glazing, its end port corresponds the end port department that sets up at glaze output tube 132, and the output gas atomizes the glaze of glaze output tube 132 output rapidly.

The glaze mixing unit further comprises a stirrer, as shown in fig. 3, the stirrer comprises a stirring paddle 151 positioned in the mixing tank 131 and a driving motor 153 positioned below the mixing tank 131, the stirring paddle 151 is connected to the driving motor 153 through a rotating shaft 152, the rotating shaft 152 sequentially penetrates through the placing table 112 and the bottom surface of the mixing tank 131 to be connected to the stirring paddle 151, the bottom surface of the mixing tank 131 is provided with a through hole for the rotating shaft 152 to penetrate through, mechanical sealing is realized between the rotating shaft 152 and the through hole, and the driving motor 153 is fixed at the bottom of the placing table 112; a retainer 134 is fixed on the upper surface of the top cover 133 of the mixing tank, a gas output pipeline 141 is fixed on the retainer 134, the top of the glaze output pipe 132 passes through the top cover 133 of the mixing tank, and the top end of the glaze output pipe 132 is opposite to the gas outlet of the gas output pipeline 141; the stirring paddle 151 comprises three paddles extending obliquely upwards, the three paddles form a conical space, and the bottom port of the glaze output pipe 132 is correspondingly positioned in the conical space formed by the three paddles, so that when the stirring paddle 151 rotates, the glaze is fully mixed in the conical space formed by the three paddles and then is output, and the evenly mixed glaze is favorable for output.

As shown in fig. 1, in this embodiment, the bulkhead of the glazing chamber 11 is made of transparent acrylic material, the bulkhead of the glazing chamber 11 is provided with ventilation holes 111, the ventilation holes 111 are provided with corresponding filtering components, a large amount of gas can enter the glazing chamber 11 during the process of delivering the gas into the glazing chamber 11 through the gas output pipeline 141, the ventilation holes 111 are provided for balancing the air pressure in the glazing chamber 11, the filtering components are provided for preventing the atomized glaze in the glazing chamber 11 from overflowing out of the glazing chamber 11, and the pores of the filtering components enable the glaze particles with large diameters to be filtered out, and air can pass through the pores of the filtering components.

Example 2

Please refer to fig. 4 to fig. 6 together.

As shown in fig. 4 and fig. 5, the atomizing glazing device provided in embodiment 2 of the present invention is different from embodiment 1 in that the atomizing glazing device further comprises a moving assembly installed in the glazing cabin 11, the moving assembly comprises an up-down moving unit and a forward-backward moving unit installed on the up-down moving unit, the up-down moving unit is used for driving the placing table 112 to move up and down, the forward-backward moving unit is used for driving the placing table 112 to move forward and backward, the mixing tank 131 is installed on the placing table 112, each glaze barrel 121 and each conveying pump 122 are sequentially connected with the mixing tank 131, the glaze barrel 121 is connected with the corresponding conveying pump 122 through a rigid pipe, and the conveying pump 122 is connected with the mixing tank 131 through a rigid pipe, and each conveying pump 122, the glaze barrel 121 and the mixing tank 131 follow movement when the placing table 112 moves.

Further, the up-down moving unit comprises a vertical guide rod 161, a vertical moving slide block 162 arranged on the vertical guide rod 161, a vertical screw rod 163 driving the vertical moving slide block 162 to move up and down, a nut 166 matched with the vertical screw rod 163, and a vertical driving motor 164 driving the vertical screw rod to rotate, wherein the vertical guide rod 161 comprises two polished rods which pass through the vertical moving slide block 162, the vertical guide rod 161 and the vertical moving slide block 162 are matched through linear bearings, the upper end and the lower end of the vertical guide rod 161 are fixed on the glazing cabin 11 through connecting blocks 165, the vertical driving motor 164 is arranged below the glazing cabin 11, the nut 166 is fixed in the glazing cabin 11, and the vertical screw rod 163 sequentially passes through the nut 166 and the bulkhead of the glazing cabin 11 to be connected to an output shaft of the vertical driving motor 164; the front-back moving unit comprises a guide block 171, a horizontal guide rod 172, a horizontal screw 173 and a horizontal driving motor 174 for driving the horizontal screw 173 to rotate, wherein the horizontal guide rod 172 is two polished rods which penetrate through the vertical moving slide block 162, the horizontal guide rod 172 and the vertical moving slide block 162 are matched through linear bearings, the horizontal screw 173 sequentially penetrates through the guide block 171 and the vertical moving slide block 162, the horizontal screw 173 is in threaded fit with the guide block 171, the horizontal driving motor 174 is fixed at the rear ends of the two horizontal guide rods 172, the top of the vertical screw 163 is fixed on the guide block 171, and the placing table 112 is installed at the front ends of the horizontal guide rod and the horizontal screw.

The working principle of the moving component is as follows: when the vertical driving motor 164 works, the vertical screw 163 is driven to rotate, the vertical screw 163 moves upwards or downwards along the nut 166 (the moving direction of the nut 166 is related to the rotating direction of the output shaft of the vertical driving motor 164), so as to drive the guide block 171 to move upwards or downwards, the guide block 171 drives the vertical moving slide block 162 and the placing table 112 to move upwards or downwards through the horizontal screw 173, and the placing table 112 drives the conveying pump 122, the glaze barrel 121 and the mixing tank 131 to move; when the horizontal driving motor 174 works, the horizontal screw 173 is driven to rotate, the horizontal screw 173 moves forward or backward along the guide block 171 (the moving direction of the horizontal screw 173 is related to the rotating direction of the output shaft of the horizontal driving motor 174), the horizontal screw 173 directly drives the placing table 112 to move, and the placing table 112 drives the conveying pump 122, the glaze barrel 121 and the mixing tank 131 to move forward or backward.

For the objects to be glazed with different sizes, the moving assembly can drive the conveying pump 122, the glaze barrel 121 and the mixing tank 131 to move, so that the conveying pump 122, the glaze barrel 121 and the mixing tank 131 are located at the most suitable positions, atomized glazes with uniform density can be formed in the space where the objects to be glazed are located, and the space for placing the objects to be glazed can be vacated in the glazing cabin 11.

Compared with embodiment 1, the embodiment is further provided with a carrying platform 181 for placing the object to be glazed in the glazing cabin 11, as shown in fig. 6, the upper surface of the carrying platform 181 is provided with a plurality of protrusions 182 for supporting the object to be glazed, and the carrying platform 181 contacts with the object to be glazed through the protrusions 182, so that the contact area can be reduced, and the situation that the bottom surface of the object to be glazed is blocked and cannot be glazed is avoided.

The lower part of the glazing cabin 11 is also provided with a bearing platform driving motor 183 for driving the bearing platform 181 to rotate, the bearing platform driving motor 183 is connected with an output shaft 185 through a coupling 184, the bearing platform 181 is arranged at the top end of the output shaft 185, and the object to be glazed drives the object to be glazed on the bearing platform 181 to rotate through the bearing platform driving motor 183 in the glazing process, so that the object to be glazed is uniformly glazed.

Further, the upper surface of the bearing platform 181 is an inclined surface gradually rising from one side to the other side, and in the glazing process, the glaze accumulated on the object to be glazed gradually drops onto the bearing platform 181, so that the glaze is continuously accumulated on the bearing platform 181, and the upper surface of the bearing platform 181 is set to be an inclined surface so as to be favorable for the flowing out of the glaze.

Example 3

The glazing method utilizes the atomization glazing device to glazing the object to be glazed, and specifically comprises the following steps:

(1) The object to be glazed is placed in a glazing cabin, and glaze is added into a glaze barrel. According to the glazing color designed in advance, the corresponding glazes with different colors are respectively added into the three glaze barrels.

(2) And (3) starting a conveying pump, conveying the glaze in the glaze barrel to the mixing tank, and starting an air supply pump. After the glaze is conveyed to the mixing tank, a driving motor below the mixing pipe is started, so that the mixing tank is fully mixed.

(3) The glaze is mixed in the mixing tank and then output along the glaze output pipe, and the output glaze is rapidly atomized by the high-pressure gas output by the gas output pipe, so that a high-density atomized glaze environment is formed in the glazing cabin.

(4) After the glazed article is fully glazed, it is left to stand for 3 hours in the glazing cabin and taken out. The object to be glazed is left to stand with the aim of setting the glaze on its surface.

By the glazing method, the surface of the object to be glazed is favorably formed into a uniform glaze layer.

While the present invention has been described in detail with reference to the drawings and the embodiments, those skilled in the art will understand that various specific parameters in the above embodiments may be changed without departing from the spirit of the invention, and a plurality of specific embodiments are common variation ranges of the present invention, and will not be described in detail herein.

Claims (8)

1. An atomization glazing device comprises a glazing cabin, and is characterized by further comprising a glaze pumping unit and a glaze mixing unit which are arranged in the glazing cabin, and a gas supply unit for conveying gas into the glazing cabin,

the glaze mixing unit comprises a mixing tank, the mixing tank is communicated with a glaze output pipe,

the glaze pumping unit comprises a glaze barrel and a delivery pump, the delivery pump is respectively communicated with the glaze barrel and the mixing tank through pipelines and is used for delivering the glaze in the glaze barrel to the glaze mixing unit,

the gas supply unit comprises a gas supply pump and a gas output pipeline, wherein the tail port of the gas output pipeline is correspondingly arranged at the tail port of the glaze output pipe, so that the gas output pipeline outputs gas to atomize the glaze output by the glaze output pipe; the bulkhead of the glazing cabin is provided with ventilation holes, and the ventilation holes are provided with corresponding filtering parts;

the glazing device also comprises a moving assembly arranged in the glazing cabin, the moving assembly comprises an up-down moving unit and a front-back moving unit arranged on the up-down moving unit,

the up-down moving unit comprises a vertical guide rod, a vertical moving slide block arranged on the vertical guide rod, a vertical screw rod driving the vertical moving slide block to move up and down, a nut matched with the vertical screw rod, and a vertical driving motor driving the vertical screw rod to rotate, wherein the nut and the vertical driving motor are fixed on the glazing cabin,

the front-back moving unit comprises a guide block, a horizontal guide rod, a horizontal screw rod and a horizontal driving motor for driving the horizontal screw rod to rotate, the horizontal screw rod sequentially penetrates through the guide block and the vertical moving slide block, the horizontal screw rod is in threaded fit with the guide block, the horizontal guide rod penetrates through the vertical moving slide block, a placing table is arranged at the front ends of the horizontal guide rod and the horizontal screw rod, the glaze pumping unit and the glaze mixing unit are arranged on the placing table, and the top end of the vertical screw rod is connected to the guide block.

2. The atomizing glazing device according to claim 1, wherein the glaze mixing unit further comprises a stirrer including a stirring paddle located inside the mixing tank and a driving motor located outside the mixing tank, the stirring paddle being connected to the driving motor through a rotation shaft.

3. The atomizing glazing device according to claim 1, wherein at least two of said glaze pumping units are provided for delivering different colors of glaze into said mixing tank.

4. The atomizing glazing device of claim 1, wherein the delivery pump is a volumetric pump.

5. The atomizing glazing device according to claim 1, wherein a carrying platform for placing the object to be glazed is arranged in the glazing cabin, and a plurality of protrusions for supporting the object to be glazed are arranged on the upper surface of the carrying platform.

6. The atomizing glazing device according to claim 5, wherein a bearing platform driving motor for driving the bearing platform to rotate is arranged at the bottom of the glazing cabin, and the bearing platform is mounted at the top end of an output shaft of the bearing platform driving motor.

7. The atomizing glazing device according to claim 6, wherein the upper surface of the carrying platform is an inclined surface which gradually rises from one side to the other side.

8. A glazing method, characterized in that it uses an atomized glazing device according to any of claims 1-5, comprising in particular the following steps:

(1) Placing an object to be glazed into a glazing cabin, and adding glaze into a glaze barrel;

(2) Starting a conveying pump, conveying glaze in a glaze barrel to a mixing tank, and starting an air supply pump;

(3) The glaze is mixed in the mixing tank and then output along the glaze output pipe, and the output glaze is atomized rapidly when meeting the high-pressure gas output by the gas output pipe;

(4) After the glazed object is fully glazed, the glazed object is placed in a glazing cabin for 2-6 hours and taken out.