CN111804453B - Spraying mechanism in surface spraying machine for aluminum alloy section - Google Patents
Spraying mechanism in surface spraying machine for aluminum alloy section Download PDFInfo
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- CN111804453B CN111804453B CN202010703712.5A CN202010703712A CN111804453B CN 111804453 B CN111804453 B CN 111804453B CN 202010703712 A CN202010703712 A CN 202010703712A CN 111804453 B CN111804453 B CN 111804453B
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- spraying
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- mixing box
- aluminum alloy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
- B05B7/1404—Arrangements for supplying particulate material
- B05B7/1431—Arrangements for supplying particulate material comprising means for supplying an additional liquid
- B05B7/1436—Arrangements for supplying particulate material comprising means for supplying an additional liquid to a container where the particulate material and the additional liquid are brought together
Abstract
The invention belongs to the field of building material processing, and particularly discloses a spraying mechanism for a surface spraying machine of an aluminum alloy section, which comprises: the primary mixing box is provided with a storage box on the primary mixing box, and the storage box is communicated with the primary mixing box through a material spraying gun; the primary mixing box is provided with a spiral pipe, a plurality of dispersing holes are formed in the spiral pipe, and the spiral pipe is communicated with the air supply system; the secondary mixing box is provided with an air guide disc structure; and a dispersion disc structure is arranged at the lower end of the air guide disc structure; the dispersing disc structure is provided with a fixing plate in elastic connection, and the fixing plate is provided with a plurality of dispersing hole structures; the air current that air supply system provided flows in the spiral pipe is inside, carries out first dispersion powder through seting up a plurality of dispersion holes that have, forms and mixes with the air is first, and the fixed plate utilizes to set up some dispersion pore structures and carries out the secondary dispersion powder, forms and air secondary mixing, and powder misce bene is favorable to the spraying evenly.
Description
Technical Field
The invention belongs to the field of building material processing, and particularly discloses a spraying mechanism for a surface spraying machine for aluminum alloy sections.
Background
The aluminum alloy section is used in aviation, aerospace, automobile, machinery manufacturing, ships, building and decoration. The wide application of the aluminum alloy promotes the development of the aluminum alloy welding technology, and meanwhile, the development of the welding technology expands the application field of the aluminum alloy.
In order to improve the corrosion resistance of an oxide film on the surface of an aluminum alloy section, powder is often sprayed on the surface of the aluminum alloy section to form a coating for corrosion resistance in the prior art, but at present, a spray gun is usually used for spraying electrostatic powder coating on the aluminum alloy section, and after the powder is sprayed by the spray gun, the powder is suspended in the air and is influenced by airflow, so that the powder is easily dispersed unevenly and is sprayed unevenly.
Disclosure of Invention
The invention aims to provide a spraying mechanism for a surface spraying machine of an aluminum alloy section, and aims to solve the problems that in order to improve the corrosion resistance of an oxide film on the surface of the aluminum alloy section, powder is often sprayed on the surface of the aluminum alloy section to form a coating for corrosion resistance in the prior art, but at present, a spray gun is usually used for spraying electrostatic powder coating on the aluminum alloy section, and after the powder is sprayed by the spray gun, the powder is suspended in the air and is influenced by airflow, so that the powder is easily dispersed unevenly and the spraying is uneven. In order to achieve the purpose, the invention provides the following technical scheme:
a spray mechanism for use in a surface sprayer for aluminum alloy profiles, comprising:
the primary mixing box is provided with a storage box on the primary mixing box, and the storage box is communicated with the primary mixing box through a material spraying gun;
the primary mixing box is provided with a spiral pipe communicated with the storage box, the spiral pipe is provided with a plurality of dispersing holes, and the spiral pipe is communicated with the air supply system;
the secondary mixing box is provided with an air guide disc structure, the air guide disc structure is rotatably connected with a rotary disc, the power structure provides rotary power, and the rotary disc is provided with a plurality of rows of air guide holes distributed in an array manner; and a dispersion disc structure is arranged at the lower end of the air guide disc structure;
the dispersing disc structure is provided with a fixing plate in elastic connection, and the fixing plate is provided with a plurality of dispersing hole structures;
and the spraying box is communicated with the secondary mixing box.
Inside powder of storage box spouts the powder into inside the spiral pipe of a mixing box through spouting the material rifle, and the air current that provides along with air supply system flows in the spiral pipe is inside, carry out first dispersion powder through seting up a plurality of dispersion holes that have, form and the first mixture of air, the carousel that the air rethread rotation of first mixed powder is connected utilizes the multirow to be the rotatory dispersion in wind-guiding hole that array distribution and blows to the dispersion impeller structurally, the air current vibration is followed to the structural fixed plate of elastic connection at the dispersion impeller, with this while the fixed plate utilizes a plurality of dispersion pore structures of seting up to carry out the secondary dispersion powder, form and air secondary mixing, the powder misce bene, be favorable to the spraying evenly.
The invention relates to a spraying mechanism used in a surface spraying machine for aluminum alloy sections, wherein a feeding hole used for being communicated with a storage box is formed in a primary mixing box;
a one-way valve is arranged in the feeding hole and used for one-way discharging;
and a feeding pipe is additionally arranged on the storage box.
In a further scheme, an air inlet used for being communicated with an air supply system is formed in the primary mixing box.
The invention relates to a spraying mechanism used in a surface spraying machine for aluminum alloy sections, wherein an air supply system is provided with an exhaust fan;
one end of the exhaust fan is connected to the primary mixing box, the other end of the exhaust fan is connected to the air collecting cover, and the air collecting cover is installed on the inner wall of the spraying box and is communicated with the exhaust fan through the air collecting pipe.
In a further scheme, an exhaust pipe is additionally arranged on the exhaust fan, and a filter screen for filtering air is additionally arranged in the exhaust pipe.
The invention relates to a spraying mechanism used in a surface spraying machine for aluminum alloy sections, wherein an air supply plate structure is arranged in a spraying box;
the air supply plate structure is communicated with the secondary mixing box through an air supply cavity;
the spraying box is arranged on the base and is supported at multiple points by utilizing a plurality of supporting legs, and supporting legs are fixed at one ends of the supporting legs far away from the spraying box;
and a switch door is additionally arranged on the spraying box.
The powder is dispersed for the first time in a plurality of dispersion holes, the powder is dispersed for the second time by a plurality of dispersion hole structures arranged on the secondary mixing box, and then the spraying is carried out by an air supply plate structure.
In a further scheme, the air supply plate is arranged in an arc shape, and a plurality of air outlet plates which are distributed at equal intervals are arranged on the surface of the air supply plate;
a plurality of air outlet holes are formed in the air outlet plate and communicated with the air supply cavity.
And then the air supply plate structure utilizes a plurality of exhaust vents arranged on the air outlet plate for spraying.
The invention relates to a spraying mechanism used in a surface spraying machine for aluminum alloy sections, wherein a fixing ring I is arranged on an air guide disc structure, the fixing ring I is rotationally connected with a rotary disc through a sealing bearing, the rotary disc is connected to a power structure through gear power transmission, and the power structure provides rotary power;
the turntable is provided with a rack in cooperation with the gear, and the rack is meshed with the gear to complete power transmission connection;
the power structure is provided with a motor, and an output shaft of the motor is fixed on the gear.
After the power structure starts the motor, the gear drives the rack meshed on the gear to complete transmission, so that the turntable is driven to rotate.
The invention relates to a spraying mechanism used in a surface spraying machine for aluminum alloy sections, wherein a fixed ring II is fixed on a dispersion disc structure and is elastically connected with a fixed plate through an elastic connecting ring;
the fixing plate is hinged on the fixing frame through a hinge ball, and the fixing frame is a cross-shaped fixing plate.
Furthermore, the fixed plate can rotate around the hinge ball in multiple angles, and the elastic connecting ring can complete multi-angle vibration dispersion.
The invention relates to a spraying mechanism used in a surface spraying machine for aluminum alloy sections, wherein a plurality of fixing rods for supporting are arranged on a dispersing hole structure, fixing pipes are fixed on the fixing rods, and the fixing pipes are rotatably connected with impellers.
The invention provides a spraying mechanism used in a surface spraying machine for aluminum alloy profiles, which comprises: the primary mixing box is provided with a storage box on the primary mixing box, and the storage box is communicated with the primary mixing box through a material spraying gun; the primary mixing box is provided with a spiral pipe communicated with the storage box, the spiral pipe is provided with a plurality of dispersing holes, and the spiral pipe is communicated with the air supply system; the secondary mixing box is provided with an air guide disc structure, the air guide disc structure is rotatably connected with a rotary disc, the power structure provides rotary power, and the rotary disc is provided with a plurality of rows of air guide holes distributed in an array manner; and a dispersion disc structure is arranged at the lower end of the air guide disc structure; the dispersing disc structure is provided with a fixing plate in elastic connection, and the fixing plate is provided with a plurality of dispersing hole structures; the spraying box is communicated with the secondary mixing box; inside powder of storage box spouts the powder into inside the spiral pipe of a mixing box through spouting the material rifle, and the air current that provides along with air supply system flows in the spiral pipe is inside, carry out first dispersion powder through seting up a plurality of dispersion holes that have, form and the first mixture of air, the carousel that the air rethread rotation of first mixed powder is connected utilizes the multirow to be the rotatory dispersion in wind-guiding hole that array distribution and blows to the dispersion impeller structurally, the air current vibration is followed to the structural fixed plate of elastic connection at the dispersion impeller, with this while the fixed plate utilizes a plurality of dispersion pore structures of seting up to carry out the secondary dispersion powder, form and air secondary mixing, the powder misce bene, be favorable to the spraying evenly.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which
FIG. 1 is a schematic view of a spray mechanism of the present invention for use in a surface sprayer for aluminum alloy sections;
FIG. 2 is a schematic view of the primary mix pod of FIG. 1;
FIG. 3 is a schematic bottom view of the primary mix box of FIG. 2;
FIG. 4 is a schematic top view of the secondary mix box of FIG. 1;
FIG. 5 is a schematic view of a dispersion plate structure of the surface coating machine for aluminum alloy sections according to the present invention;
FIG. 6 is an enlarged view of the point A in FIG. 5;
fig. 7 is a schematic transverse cross-section of the spray booth of fig. 1.
Fig. 8 is a schematic diagram of the structure of the blower in fig. 7.
In the figure:
1-a storage box, 2-a primary mixing box, 3-a secondary mixing box, 4-a switch door, 5-a spraying box, 6-a base, 7-supporting legs, 8-supporting legs, 9-an exhaust pipe, 10-an exhaust fan and 11-a charging pipe;
21-a feed port, 22-a spiral pipe, 23-a dispersion hole and 24-an air inlet;
31-a fixed ring I, 32-a sealed bearing, 33-a rack, 34-a gear, 35-a wind guide hole, 36-a turntable and 37-a dispersion disc structure;
51-an air supply cavity, 52-an air supply plate structure, 53-an air collecting cover and 54-an air collecting pipe;
371 fixed ring II, 372 elastic connecting ring, 373 dispersed hole structure, 374 hinge ball, 375 fixed plate;
521-air outlet holes and 522-air outlet plates;
3731-impeller, 3732-fixing tube, and 3733-fixing rod.
Detailed Description
The invention aims to provide a spraying mechanism for a surface spraying machine of an aluminum alloy section, and aims to solve the problems that in order to improve the corrosion resistance of an oxide film on the surface of the aluminum alloy section, powder is often sprayed on the surface of the aluminum alloy section to form a coating for corrosion resistance in the prior art, but at present, a spray gun is usually used for spraying electrostatic powder coating on the aluminum alloy section, and after the powder is sprayed by the spray gun, the powder is suspended in the air and is influenced by airflow, so that the powder is easily dispersed unevenly and the spraying is uneven. In order to achieve the purpose, the invention provides the following technical scheme:
in an embodiment of the present invention, referring to fig. 1, 3-5, a spraying mechanism for a surface spraying machine of an aluminum alloy profile comprises: the primary mixing box 2 is provided with a storage box 1 on the primary mixing box 2, and the storage box 1 is communicated with the primary mixing box 2 through a material spraying gun; wherein, the primary mixing box 2 is provided with a spiral pipe 22 communicated with the storage box 1, the spiral pipe 22 is provided with a plurality of dispersion holes 23, and the spiral pipe 22 is communicated with an air supply system; the secondary mixing box 3 is provided with a wind guide disc structure, the wind guide disc structure is rotatably connected with a rotary disc 36, the power structure provides rotary power, and the rotary disc 36 is provided with a plurality of rows of wind guide holes 35 distributed in an array manner; and a dispersion disc structure 37 is arranged at the lower end of the air guide disc structure; the dispersing disc structure 37 is provided with a fixing plate 375 which is elastically connected, and the fixing plate 375 is provided with a plurality of dispersing hole structures 373; and the spraying box 5 is communicated with the secondary mixing box 3.
In the embodiment of the invention, the powder in the storage box 1 is sprayed into the spiral tube 22 in the primary mixing box 2 through the material spraying gun, flows in the spiral tube 22 along with the airflow provided by the air supply system, and is primarily dispersed through the plurality of dispersion holes 23 to form primary mixing with air, the air of the primary mixed powder is then blown onto the dispersion disc structure 37 through the rotating disc 36 connected in a rotating manner by using the plurality of rows of air guide holes 35 distributed in an array manner in a rotating and dispersing manner, the fixing plate 375 elastically connected to the dispersion disc structure 37 vibrates along with the airflow, and meanwhile, the fixing plate 375 performs secondary powder dispersion by using the plurality of dispersion hole structures 373 formed on the fixing plate 375 to form secondary mixing with the air, so that the powder is uniformly mixed, which is beneficial to uniform spraying.
In the embodiment of the present invention, referring to fig. 1-3, the primary mixing box 2 is provided with a feeding hole 21 for communicating with the storage box 1; a check valve is arranged in the feed port 21; the material storage box 1 is provided with a feeding pipe 11; in a further scheme, an air inlet 24 for communicating an air supply system is formed in the primary mixing box 2.
In the embodiment of the present invention, please refer to fig. 1 and 7, the air supply system is provided with an exhaust fan 10; one end of the exhaust fan 10 is connected to the primary mixing box 2, the other end of the exhaust fan is connected to the air collecting cover 53, and the air collecting cover 53 is installed on the inner wall of the spraying box 5 and is communicated with the exhaust fan 10 through the air collecting pipe 54; in a further scheme, an exhaust pipe 9 is additionally arranged on the exhaust fan 10, and a filter screen for filtering air is additionally arranged inside the exhaust pipe 9.
In the embodiment of the present invention, please refer to fig. 1, 7 and 8, a blowing plate structure 52 is installed inside the spraying box 5; the air supply plate structure 52 is communicated with the secondary mixing box 3 through an air supply cavity 51; the spraying box 5 is arranged on a base 6 and is supported at multiple points by utilizing a plurality of supporting legs 7, and supporting legs 8 are fixed at one ends of the supporting legs 7 far away from the spraying box 5; the spraying box 5 is additionally provided with a switch door 4; performing primary powder dispersion in the plurality of dispersion holes 23, performing secondary powder dispersion in the secondary mixing box 3 by using a plurality of dispersion hole structures 373 provided, and performing spray coating by using the air supply plate structure 52; the air supply plate structure 52 is arranged in an arc shape, and a plurality of air outlet plates 522 which are distributed at equal intervals are arranged on the surface; a plurality of air outlet holes 521 are formed in the air outlet plate 522, and the air outlet holes 521 are communicated with the air supply cavity 51; the blowing plate structure 52 is used for spraying by utilizing a plurality of air outlet holes 521 opened on the air outlet plate 522.
In the embodiment of the present invention, please refer to fig. 4, a fixing ring i 31 is arranged on the air guiding disc structure, the fixing ring i 31 is rotatably connected to a rotating disc 36 through a sealing bearing 32, the rotating disc 36 is connected to a power structure through a gear 34 in a power transmission manner, and the power structure provides a rotating power; the turntable 36 is provided with a rack 33 in cooperation with the gear 34, and the rack 33 is meshed with the gear 34 to complete power transmission connection; the power structure is provided with a motor, and an output shaft of the motor is fixed on the gear 34; after the power structure starts the motor, the gear 34 drives the rack 33 engaged with the gear 34 to complete transmission, so as to drive the turntable 36 to rotate.
In the embodiment of the present invention, referring to fig. 5, a fixing ring ii 371 is fixed on the dispersion plate structure 37, and the fixing ring ii 371 is elastically connected to the fixing plate 375 through an elastic connection ring 372; the fixing plate 375 is spherically hinged on the fixing frame through a hinge ball 374, and the fixing frame is a cross-shaped fixing plate; further, the fixing plate 375 is rotated at multiple angles around the hinge ball 374, and the elastic connection ring 372 performs multiple angular vibration dispersion.
In the embodiment of the present invention, referring to fig. 6, a plurality of fixing rods 3733 for supporting are disposed on the dispersing hole structure 373, a fixing tube 3732 is fixed on the fixing rods 3733, and the fixing tube 3732 is rotatably connected to an impeller 3731.
The invention provides a spraying mechanism used in a surface spraying machine for aluminum alloy profiles, which comprises: the primary mixing box 2 is provided with a storage box 1 on the primary mixing box 2, and the storage box 1 is communicated with the primary mixing box 2 through a material spraying gun; wherein, the primary mixing box 2 is provided with a spiral pipe 22 communicated with the storage box 1, the spiral pipe 22 is provided with a plurality of dispersion holes 23, and the spiral pipe 22 is communicated with an air supply system; the secondary mixing box 3 is provided with a wind guide disc structure, the wind guide disc structure is rotatably connected with a rotary disc 36, the power structure provides rotary power, and the rotary disc 36 is provided with a plurality of rows of wind guide holes 35 distributed in an array manner; and a dispersion disc structure 37 is arranged at the lower end of the air guide disc structure; the dispersing disc structure 37 is provided with a fixing plate 375 which is elastically connected, and the fixing plate 375 is provided with a plurality of dispersing hole structures 373; the spraying box 5 is communicated with the secondary mixing box 3; inside powder of storage box 1 is spout the powder into inside spiral pipe 22 of once mixing box 2 through spouting the material rifle, and along with the air current that air supply system provided flows in spiral pipe 22 inside, carry out first dispersion powder through seting up some a plurality of dispersion holes 23, form and the first mixture of air, the air of first mixed powder utilizes the rotatory dispersion of wind-guiding hole 35 that the multirow is array distribution to blow to dispersion impeller structure 37 through rotating carousel 36 that connects again, the air current vibration is followed to fixed plate 375 of elastic connection on dispersion impeller structure 37, fixed plate 375 utilizes to set up some a plurality of dispersion hole structures 373 to carry out the secondary dispersion powder with this while, form and air secondary mixing, the powder misce, be favorable to the spraying even.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are used in a broad sense, and for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. Those skilled in the art can understand the above specific meanings included in the present invention according to specific situations.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A spraying mechanism for use in a surface sprayer for aluminum alloy profiles, comprising:
the primary mixing box is provided with a storage box on the primary mixing box, and the storage box is communicated with the primary mixing box through a material spraying gun;
the primary mixing box is provided with a spiral pipe communicated with the storage box, the spiral pipe is provided with a plurality of dispersing holes, and the spiral pipe is communicated with the air supply system;
the secondary mixing box is provided with an air guide disc structure, the air guide disc structure is rotatably connected with a rotary disc, the power structure provides rotary power, and the rotary disc is provided with a plurality of rows of air guide holes distributed in an array manner; and a dispersion disc structure is arranged at the lower end of the air guide disc structure;
the dispersing disc structure is provided with a fixing plate in elastic connection, and the fixing plate is provided with a plurality of dispersing hole structures;
and the spraying box is communicated with the secondary mixing box.
2. The spraying mechanism of a surface spraying machine for aluminum alloy sections as claimed in claim 1,
the primary mixing box is provided with a feed inlet which is communicated with the storage box;
a check valve is arranged in the feeding hole;
and a feeding pipe is additionally arranged on the storage box.
3. The spraying mechanism of claim 2, wherein the primary mixing box is provided with an air inlet for communicating with an air supply system.
4. The spraying mechanism of a surface spraying machine for aluminum alloy sections as claimed in claim 1,
the air supply system is provided with an exhaust fan;
one end of the exhaust fan is connected to the primary mixing box, the other end of the exhaust fan is connected to the air collecting cover, and the air collecting cover is installed on the inner wall of the spraying box and is communicated with the exhaust fan through the air collecting pipe.
5. The spraying mechanism of claim 4, wherein the exhaust fan is provided with an exhaust tube, and a filter screen for filtering air is arranged inside the exhaust tube.
6. The spraying mechanism of a surface spraying machine for aluminum alloy sections as claimed in claim 1,
an air supply plate structure is arranged in the spraying box;
the air supply plate structure is communicated with the secondary mixing box through an air supply cavity;
the spraying box is arranged on the base and is supported at multiple points by utilizing a plurality of supporting legs, and supporting legs are fixed at one ends of the supporting legs far away from the spraying box;
and a switch door is additionally arranged on the spraying box.
7. The spraying mechanism of a surface spraying machine for aluminum alloy sections as claimed in claim 6,
the air supply plate structure is arranged in an arc shape, and a plurality of air outlet plates which are distributed at equal intervals are arranged on the surface of the air supply plate structure;
a plurality of air outlet holes are formed in the air outlet plate and communicated with the air supply cavity.
8. The spraying mechanism of a surface spraying machine for aluminum alloy sections as claimed in claim 7,
the air guide disc structure is provided with a fixing ring I, the fixing ring I is rotatably connected with the rotary disc through a sealing bearing, the rotary disc is connected to the power structure through gear power transmission, and the power structure provides rotary power;
the turntable is provided with a rack in cooperation with the gear, and the rack is meshed with the gear to complete power transmission connection;
the power structure is provided with a motor, and an output shaft of the motor is fixed on the gear.
9. A spraying mechanism for use in a surface sprayer for aluminum alloy profiles according to any one of claims 1 to 8,
a fixing ring II is fixed on the dispersion disc structure and is elastically connected with the fixing plate through an elastic connecting ring;
the fixing plate is hinged on the fixing frame through a hinge ball, and the fixing frame is a cross-shaped fixing plate.
10. A spraying mechanism for use in a surface sprayer for aluminum alloy profiles according to any one of claims 1 to 8,
the dispersing hole structure is provided with a plurality of fixing rods for supporting, the fixing rods are fixedly provided with fixing pipes, and the fixing pipes are rotatably connected with impellers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010703712.5A CN111804453B (en) | 2020-07-21 | 2020-07-21 | Spraying mechanism in surface spraying machine for aluminum alloy section |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010703712.5A CN111804453B (en) | 2020-07-21 | 2020-07-21 | Spraying mechanism in surface spraying machine for aluminum alloy section |
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| CN111804453A CN111804453A (en) | 2020-10-23 |
| CN111804453B true CN111804453B (en) | 2021-10-12 |
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| GB2130906B (en) * | 1982-11-19 | 1986-06-04 | Robert Francis Boucher | Improvements in or relating to apparatus for dispensing a dust suspension |
| US8544769B2 (en) * | 2011-07-26 | 2013-10-01 | General Electric Company | Multi-nozzle spray gun |
| CN102765604B (en) * | 2012-07-31 | 2014-12-24 | 瑞赛高廷仕（中山）涂装设备有限公司 | Powder conveyer device |
| CN203853199U (en) * | 2014-03-20 | 2014-10-01 | 浙江明泉工业涂装有限公司 | Gas-solid mixer applied to coating device |
| DE102014106523A1 (en) * | 2014-05-09 | 2015-11-12 | Aixtron Se | Apparatus and method for supplying a CVD or PVD coating device with a process gas mixture |
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Effective date of registration: 20210917 Address after: 315000 DASONG salt farm, Zhanqi Town, Yinzhou District, Ningbo City, Zhejiang Province Applicant after: Ningbo nuoge Leisure Products Co.,Ltd. Address before: 510000 room 701, block B, building 2, yianyuan community, Heguang Road, Tangxia street, Tianhe District, Guangzhou, Guangdong Applicant before: Huang Anqi |
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