CN112207961B - A execute colored device for modern pottery colored drawing - Google Patents
A execute colored device for modern pottery colored drawing Download PDFInfo
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- CN112207961B CN112207961B CN202011159208.XA CN202011159208A CN112207961B CN 112207961 B CN112207961 B CN 112207961B CN 202011159208 A CN202011159208 A CN 202011159208A CN 112207961 B CN112207961 B CN 112207961B
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- gas channel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/04—Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers
- B28B11/048—Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers by spraying or projecting
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Abstract
The invention discloses a painting device for modern ceramic painting, which comprises a spray gun, wherein the spray gun is provided with a nozzle, the nozzle comprises a first nozzle body (1), a second nozzle body (2), a first liquid material channel (11), a first gas channel (12), a second liquid material channel (22), a second gas channel (23) and a connecting gas channel (24), the first liquid material channel is communicated with the second liquid material channel, the first gas channel is communicated with the second gas channel, and the connecting gas channel is arranged between the first gas channel and the second gas channel, and the painting device is characterized in that: the included angle a between the first gas channel and the connecting gas channel is 110-160 degrees, a plurality of first rectifying pieces (14) are arranged in the first gas channel, a plurality of second rectifying pieces (25) are arranged in the connecting gas channel, and the first rectifying pieces and the second rectifying pieces are arranged in a proximity mode. This coloured silk device of executing can reduce vortex, the turbulent flow at the corner of being connected of first gas passage and second gas passage through the setting of first cowling panel, second cowling panel to homogenization air current injection pressure, thereby improve atomization effect.
Description
Technical Field
The invention relates to the technical field of glazing process of ceramic products, in particular to a coloring device for modern ceramic colored drawing.
Background
The glazing process is one of the ceramic product making process, and is to apply glaze slip to the surface of the formed ceramic body. The method mainly comprises the methods of dipping glaze, glazing, brushing glaze, spraying glaze and the like, and adopts a corresponding glazing method according to different shapes and thicknesses of the blank body. Glaze spraying is one of modern ceramic glazing techniques, and is to spray glaze slurry onto the surface of a blank body by using a spray gun or a spraying device. The glazing method is generally suitable for large products, products with complex shapes or thin tires and the like which need to be glazed for multiple times, can carry out glazing with multiple glaze colors by spraying glaze for multiple times, can obtain thicker glaze layers, and is used for glazing in a plurality of ceramic product factories and ceramic tile factories. There is a need for improvements in existing spray guns or spray devices to further enhance atomization.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a coloring device for modern ceramic color painting, which can reduce the vortex and the turbulent flow at the connecting corner part of a first gas channel and a second gas channel through the arrangement of a first rectifier plate and a second rectifier plate, thereby homogenizing the gas flow injection pressure and improving the atomization effect.
In order to achieve the purpose, the invention adopts the technical scheme that:
a painting device for modern ceramic painting comprises a spray gun, wherein the spray gun is provided with a spray nozzle, the spray nozzle comprises a first spray nozzle body (1), a second spray nozzle body (2), a first liquid channel (11), a first gas channel (12), a second liquid channel (22), a second gas channel (23) and a connecting gas channel (24), one end of the second spray nozzle body is provided with a sleeve part which is sleeved with the first spray nozzle body, the center of the first spray nozzle body is provided with the first liquid channel, the radial periphery of the first liquid channel is provided with the first gas channel, the center of the second spray nozzle body is provided with the second liquid channel, the radial periphery of the second liquid channel is provided with the second gas channel, the first liquid channel is communicated with the second liquid channel (12), the first gas channel is communicated with the second gas channel, the second liquid channel is provided with a spray nozzle outlet hole, the first liquid channel is communicated with the first gas channel through a plurality of air inlet holes (13) distributed along the circumferential direction, be provided with between first gas passage and second gas passage and connect the air flue, connect air flue one end and be connected with first gas passage, the other end is connected its characterized in that with second gas passage: the included angle a between the first gas channel and the connecting gas channel is 110-160 degrees, a plurality of first rectifying pieces (14) are arranged in the first gas channel, a plurality of second rectifying pieces (25) are arranged in the connecting gas channel, and the first rectifying pieces and the second rectifying pieces are arranged in a proximity mode.
Furthermore, the air inlet hole is a conical hole, and the radial outer end of the conical hole is large, and the radial inner end of the conical hole is small; the second gas passage is disposed obliquely to the central axis of the nozzle.
Further, a plurality of first fillets, a plurality of second fillets are evenly distributed along circumference, and the upstream end of first fillet has first slope (15), and the projection of the upstream portion of first slope covers the upstream end of inlet port, and the downstream portion of first slope covers the downstream end of inlet port.
Further, the upstream end point of the first inclined portion (15) is collinear with the upstream tapered edge of the tapered hole of the intake port, and the downstream end point of the first inclined portion is located downstream of the end point of the downstream tapered edge of the tapered hole of the intake port.
Further, the upstream end of the second fairing (25) has a tip (26) disposed adjacent the downstream end of the first fairing; the tip part is in a triangular structure.
Further, one side or both sides face of second fairing are provided with third fairing (27), and the third fairing extends along the length direction of second fairing, and the thickness of third fairing is less than the thickness of second fairing, and the width of third fairing is (1-2) with the thickness ratio: 1.
further, in circumference, a plurality of first fillets (14) and a plurality of second fillets (25) stagger the interval setting in proper order.
According to the coloring device for modern ceramic color painting, disclosed by the invention, by arranging the first rectifier plate and the second rectifier plate, the vortex and the turbulent flow at the connecting corner part of the first gas channel and the second gas channel can be reduced, so that the jet pressure of gas flow is homogenized, and the atomization effect is improved.
Drawings
FIG. 1 is a schematic view of a nozzle configuration of a prior art decorating apparatus;
FIG. 2 is a schematic view of a nozzle structure of a painting apparatus for modern ceramic painting according to the present invention;
FIG. 3 is a schematic view of a nozzle structure of the present invention for a modern ceramic painting applicator;
FIG. 4 is a schematic view of a nozzle structure of the present invention for a modern ceramic painting applicator;
FIG. 5 is a schematic view of an expanded projection structure of the first and second fairings according to the present invention.
In the figure: the nozzle comprises a first nozzle body 1, a second nozzle body 2, a first liquid material channel 11, a first gas channel 12, an air inlet 13, a first fairing 14 and a first inclined part 15; the sleeve portion 21, the second liquid passage 22, the second gas passage 23, the connecting gas passage 24, the second flow rectifying piece 25, the tip portion 26, and the third flow rectifying piece 27.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 2-5, a painting device for modern ceramic painting comprises a spray gun having a nozzle, the nozzle includes a first nozzle body 1, a second nozzle body 2, a first liquid passage 11, a first gas passage 12, a second liquid passage 22, a second gas passage 23, and a connecting gas passage 24, one end of the second nozzle body 2 has a sleeve portion 21, the sleeve portion 21 is sleeved with the first nozzle body 1, the first nozzle body 1 has a first liquid passage 11 at the center, the first liquid passage 11 has a first gas passage 12 at the radial periphery thereof, the second nozzle body 2 has a second liquid passage 22 at the center thereof, the second liquid passage 22 has a second gas passage 23 at the radial periphery thereof, the first liquid passage 11 is communicated with the second liquid passage 22, the first gas passage 12 is communicated with the second gas passage 23, the second liquid passage 22 has a nozzle outlet hole, communicate through a plurality of inlet ports 13 that distribute along circumference between first liquid material passageway 11 and first gas channel 12, be provided with between first gas channel 12 and second gas channel 23 and connect air flue 24, connect air flue 24 one end and be connected with first gas channel 12, the other end is connected with second gas channel 23, its characterized in that: the included angle a between the first gas passage 12 and the connecting gas passage 24 is 120-.
The air inlet 13 is a conical hole, the radial outer end of the conical hole is large, and the radial inner end of the conical hole is small, so that the gas can conveniently enter the first liquid channel 11 to be mixed with the first liquid channel; the second gas channel 23 is arranged obliquely to the central axis of the nozzle.
Further, the plurality of first fillets 14 and the plurality of second fillets 25 are uniformly distributed along the circumferential direction, the upstream end of the first fillet 14 is provided with a first inclined portion 15, the projection of the upstream portion of the first inclined portion 15 covers the upstream end of the air inlet hole 13, the downstream portion of the first inclined portion 15 covers the downstream end of the air inlet hole 13, specifically, the upstream end point of the first inclined portion 15 is collinear with the upstream tapered edge of the tapered hole of the air inlet hole 13, and the downstream end point of the first inclined portion 15 is located downstream of the end point of the downstream tapered edge of the tapered hole of the air inlet hole 13. The provision of the first inclined portion 15 facilitates the enhanced gas entry into and mixing with the first liquid material channel 11.
According to the coloring device for modern ceramic painting, the first fairing 14 and the second fairing 25 are arranged, so that the eddy and the turbulent flow of the connecting corner (a =120-150 ℃) of the first gas channel 12 and the second gas channel 23 can be reduced, the jet pressure of the gas flow is homogenized, and the atomization effect is improved.
Further, the upstream end of the second fillet 25 has a tip portion 26, and the tip portion 26 is disposed adjacent to the downstream end of the first fillet 14; the tip 26 is of triangular configuration.
As shown in fig. 4 to 5, further, in another embodiment, a third fillet 27 is disposed on one side surface or two side surfaces of the second fillet 25, the third fillet 27 extends along the length direction of the second fillet 25, the thickness of the third fillet 27 is smaller than that of the second fillet 25, and the ratio of the width to the thickness of the third fillet 27 is (1-2): 1. in the circumferential direction, the plurality of first fillets 14 and the plurality of second fillets 25 are arranged alternately in sequence.
According to the coloring device for modern ceramic color painting, provided by the invention, by arranging the third fairing 27, the vortex and the turbulent flow at the connecting corner part can be further reduced, so that the air flow jet pressure is homogenized, and the atomization effect is improved.
According to the coloring device for modern ceramic color painting, the first rectifier plate and the second rectifier plate are arranged, so that eddy and turbulent flow at the connecting corner of the first gas channel and the second gas channel can be reduced, the gas flow jet pressure is homogenized, and the atomization effect is improved.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (1)
1. A painting device for modern ceramic painting comprises a spray gun, wherein the spray gun is provided with a spray nozzle, the spray nozzle comprises a first spray nozzle body (1), a second spray nozzle body (2), a first liquid channel (11), a first gas channel (12), a second liquid channel (22), a second gas channel (23) and a connecting gas channel (24), one end of the second spray nozzle body is provided with a sleeve part which is sleeved with the first spray nozzle body, the center of the first spray nozzle body is provided with the first liquid channel, the radial periphery of the first liquid channel is provided with the first gas channel, the center of the second spray nozzle body is provided with the second liquid channel, the radial periphery of the second liquid channel is provided with the second gas channel, the first liquid channel is communicated with the second liquid channel, the first gas channel is communicated with the second gas channel, the second liquid channel is provided with a spray nozzle outlet hole, the first liquid channel is communicated with the first gas channel through a plurality of air inlet holes (13) distributed along the circumferential direction, be provided with between first gas passage and second gas passage and connect the air flue, connect air flue one end and be connected with first gas passage, the other end is connected its characterized in that with second gas passage: an included angle a between the first gas channel and the connecting gas channel is 100-170 degrees, a plurality of first rectifying pieces (14) are arranged in the first gas channel, a plurality of second rectifying pieces (25) are arranged in the connecting gas channel, and the first rectifying pieces and the second rectifying pieces are arranged in an adjacent mode; the plurality of first fairing pieces and the plurality of second fairing pieces are uniformly distributed along the circumferential direction, the upstream end of each first fairing piece is provided with a first inclined part (15), the projection of the upstream part of each first inclined part covers the upstream end of the air inlet hole (13), and the downstream part of each first inclined part covers the downstream end of the air inlet hole; the upstream end point of the first inclined part (15) is collinear with the upstream tapered edge of the tapered hole of the air inlet hole (13), and the downstream end point of the first inclined part is positioned at the downstream of the end point of the downstream tapered edge of the tapered hole of the air inlet hole; the upstream end of the second fairing (25) has a tip (26) disposed adjacent the downstream end of the first fairing; the tip part is of a triangular structure; the first inclined part (15) is arranged to improve the gas entering into and mixing with the first liquid channel (11);
the air inlet hole is a conical hole, and the radial outer end of the conical hole is large while the radial inner end is small; the second gas channel is obliquely arranged with the central axis of the nozzle; one side or both sides face of second fairing are provided with third fairing (27), and the third fairing extends along the length direction of second fairing, and the thickness of third fairing is less than the thickness of second fairing, and the width of third fairing is (1-2) with the thickness ratio: 1; in the circumferential direction, the first fairing pieces (14) and the second fairing pieces (25) are arranged in a staggered and spaced mode in sequence; the third flow straightener (27) is provided, so that the eddy and turbulent flow at the connecting corner part can be further reduced, the air flow injection pressure is homogenized, and the atomization effect is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011159208.XA CN112207961B (en) | 2020-10-27 | 2020-10-27 | A execute colored device for modern pottery colored drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011159208.XA CN112207961B (en) | 2020-10-27 | 2020-10-27 | A execute colored device for modern pottery colored drawing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112207961A CN112207961A (en) | 2021-01-12 |
| CN112207961B true CN112207961B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011159208.XA Active CN112207961B (en) | 2020-10-27 | 2020-10-27 | A execute colored device for modern pottery colored drawing |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03290207A (en) * | 1990-04-06 | 1991-12-19 | Inax Corp | Curtain glazing method |
| CN110065150B (en) * | 2019-05-24 | 2020-10-13 | 刘文斌 | Color applying device for ceramic surface synergy |
| CN110712278B (en) * | 2019-12-07 | 2021-05-25 | 景德镇一牧堂陶瓷科技有限公司 | Pigment spraying device for ceramic product production process |
| CN110715519B (en) * | 2019-12-07 | 2021-01-29 | 江西赣科企服科技有限公司 | Drying device for ceramic product manufacturing process |
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| CN112207961A (en) | 2021-01-12 |
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