CN111558486A - Automatic production line for powder spraying - Google Patents
Automatic production line for powder spraying Download PDFInfo
- Publication number
- CN111558486A CN111558486A CN202010358702.2A CN202010358702A CN111558486A CN 111558486 A CN111558486 A CN 111558486A CN 202010358702 A CN202010358702 A CN 202010358702A CN 111558486 A CN111558486 A CN 111558486A
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- Prior art keywords
- powder
- spraying
- recovery
- powder spraying
- line
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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
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
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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
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/45—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths using cyclone separators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/46—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by washing the air charged with excess material
- B05B14/462—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths by washing the air charged with excess material and separating the excess material from the washing liquid, e.g. for recovery
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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
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/48—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths specially adapted for particulate material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention belongs to the technical field of automatic production lines for spraying powder on the surfaces of workpieces, and particularly relates to an automatic production line for spraying powder. Comprises a workpiece circulating transport line, a spraying pretreatment system, a dehydration drying system, a powder spraying system and a powder curing system; the integrated automatic production of pretreatment, drying, powder spraying and curing molding of the workpiece is integrated, so that the degree of automation is high, and the production efficiency is greatly improved. And increased powder recovery and dust filterable recovery filter equipment and supply the powder center in spouting the room, retrieve the inside dust powder of room through retrieving filter equipment and retrieve, partly through filtering collection processing, partly returns to and supplies direct reuse in the powder center, has saved the cost, has improved the utilization ratio of dust.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of automatic production lines for spraying powder on the surfaces of workpieces, and particularly relates to an automatic production line for spraying powder.
[ background of the invention ]
Powder spraying refers to a coating process in which a powder coating is adhered to a workpiece by corona discharge. Dusting is an essential process in modern high-speed multicolor offset printing processes.
The existing powder spraying automatic line generally adopts the mode that workpieces after pretreatment are placed in a spraying room for powder spraying, but when the workpieces are replaced or the requirement of powder spraying needs to be changed, the spraying room needs to be manually subjected to previous spraying post-treatment so as to ensure that the powder spraying is not influenced by the previous residual powder spraying after replacement. However, this causes the whole production line to be tentative, which greatly affects the production efficiency.
[ summary of the invention ]
The invention provides an automatic powder spraying production line, aiming at improving the efficiency of a spraying production line.
The invention is realized by the following technical scheme:
the automatic production line for powder spraying comprises a workpiece circulating conveying line, wherein the workpiece circulating conveying line is sequentially arranged along the conveying direction of the workpiece circulating conveying line;
a spray pretreatment system;
the dehydration and drying system is used for drying the workpiece treated by the spraying pretreatment system;
the powder spraying system is used for performing surface powder spraying treatment on the dried workpiece;
the powder curing system is used for heating and curing the workpiece subjected to powder spraying;
the powder spraying system comprises a spraying room, a powder recovering and filtering device and a powder supplying center, wherein the spraying room is in butt joint with the circulating transportation line, the powder recovering and filtering device is communicated with the spraying room, and the powder supplying center is used for supplying spraying powder to the spraying room.
According to the automatic production line for powder spraying, the recovery and filtration device comprises the large cyclone recovery separator and the dust filtration collector, the large cyclone recovery separator is connected with the spraying room through the recovery pipeline, the large cyclone recovery separator is connected with the dust filtration collector through the second pipeline, and the large cyclone recovery separator is connected with the powder supply center through the third pipeline.
According to the automatic production line for powder spraying, the large cyclone recovery separator comprises a separation chamber communicated with the recovery pipeline, a recovery chamber located below the separation chamber and communicated with the third pipeline, and a filtering chamber located above the separation chamber and communicated with the second pipeline.
According to the automatic production line for powder spraying, the recovery chamber is in a cone shape with the caliber gradually reduced from top to bottom.
According to the automatic production line for powder spraying, a screening filter is further arranged at the filtering cavity in the separation cavity.
According to the automatic production line for powder spraying, the dust filtering collector comprises a dust filtering cavity, a sundry cavity and a powder collecting barrel, and a plurality of rotary wing type filters are arranged in the dust filtering cavity.
According to the automatic production line for powder spraying, a powder outlet communicated with the recovery pipeline is formed in the spraying room and close to the lower end, and a sealing door capable of closing the powder outlet is further arranged in the spraying room.
In the automatic production line for powder spraying, the powder supply center further comprises an electrostatic spray gun which extends into the spray room.
The automatic production line for powder spraying and spraying comprises a hot water washing mechanism, a pre-degreasing spraying mechanism, a main degreasing spraying mechanism, a second hot water washing mechanism, a vitrification mechanism, a second water washing mechanism, a village water washing mechanism and a high-pressure water blowing mechanism which are sequentially arranged along the conveying direction.
According to the automatic powder spraying production line, the circulating conveying line is a suspension conveying line.
Compared with the prior art, the invention has the following advantages:
1. the invention provides an automatic powder spraying production line, which integrates the integrated automatic production of pretreatment, drying, powder spraying, curing and forming of workpieces, has high automation degree, and greatly improves the production efficiency. This scheme is mainly to the spraying of leisure articles and furniture that aluminium part is the owner, has increased powder recovery and dust filterable recovery filter equipment and supplies the powder center in spouting the room moreover, retrieves the inside dust powder of spouting the room through retrieving filter equipment, and partly passes through the filtration collection and handles, and partly returns to and supplies direct reuse in the powder center, has saved the cost, has improved the utilization ratio of dust. Moreover, the dust collecting effect in the spray room can be automatically achieved through the recovery filtering device, and after dust with different colors needs to be replaced, the cleaning treatment of the spray room can be reduced or even not needed manually. The operation of the production line does not need to be suspended, so that the efficiency of the whole production line is greatly improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of an automatic production line for powder spraying according to the present invention;
FIG. 2 is a schematic structural diagram of a powder spraying system according to the present invention;
FIG. 3 is a schematic structural view of a hot water washing mechanism;
fig. 4 is a schematic structural diagram of a powder curing system.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention is realized by the following technical scheme:
as shown in fig. 1 to 4, the automatic production line for powder spraying comprises a workpiece circulating transport line 1, which is sequentially arranged along the transport direction of the workpiece circulating transport line 1; a spray pretreatment system; the dehydration drying system 3 is used for drying the workpiece treated by the spraying pretreatment system; the powder spraying system 4 is used for performing surface powder spraying treatment on the dried workpiece; the powder curing system 5 is used for heating and curing the workpiece subjected to powder spraying; the powder spraying system 4 comprises a spraying room 41 which is butted with the circulating transportation line 1, a powder recovering and filtering device 42 which is communicated with the spraying room 41 and used for recovering powder and filtering dust, and a powder supplying center 43 which is communicated with the powder recovering and filtering device 42 and used for supplying spraying powder to the spraying room 41. The invention provides an automatic powder spraying production line, which integrates the integrated automatic production of pretreatment, drying, powder spraying, curing and forming of workpieces, has high automation degree, and greatly improves the production efficiency. And increased powder recovery and dust filterable recovery filter equipment and supply the powder center in spouting the room, retrieve the inside dust powder of room through retrieving filter equipment and retrieve, partly through filtering collection processing, partly returns to and supplies direct reuse in the powder center, has saved the cost, has improved the utilization ratio of dust. Moreover, the dust collecting effect in the spray room can be automatically achieved through the recovery filtering device, and after dust with different colors needs to be replaced, the cleaning treatment of the spray room can be reduced or even not needed manually. The operation of the production line does not need to be suspended, so that the efficiency of the whole production line is greatly improved.
This scheme supplies whitewashed center can provide two kinds of modes and supply whitewashed:
the powder is directly supplied from a powder box of a powder supplier, and when the powder consumption is small, the powder is directly connected with the powder box to absorb the powder in order to avoid waste caused by pouring into and out of a powder barrel in the operation process;
secondly, supplying powder from the engineering plastic powder barrel with the fluidization system:
the combination of local fluidization and vibration allows the powder transport to remain optimized at all times as the powder supply center suction duct draws and delivers powder directly from the powder manufacturer's original compact. When the engineering plastic powder barrel with the fluidization function is adopted, the insertion depth of the powder emitter is controlled by the powder level sensor, the recovered powder is screened by the vibrating screen, dirt or large particles caused by cleaning are separated, and clean powder is collected into the powder supply center.
Further, the recycling and filtering device 42 includes a large cyclone recycling separator 421 and a dust filtering collector 422, the large cyclone recycling separator 421 is connected to the spraying room 41 through a recycling pipeline 401, the large cyclone recycling separator 421 is connected to the dust filtering collector 422 through a second pipeline 402, and the large cyclone recycling separator 421 is connected to the powder supply center 43 through a third pipeline 403. The large cyclone recovery separator 421 is advantageous for generating an air flow with the dust-absorbing and separating effects, and has a large power and a large air flow, thereby being greatly advantageous for absorbing redundant dust from the spraying room 41 and achieving the primary dust-separating effect.
In particular, the macro cyclone recovery separator 421 comprises a separation chamber 4211 communicating with the recovery conduit 401, a recovery chamber 4212 below the separation chamber 4211 and communicating with the third conduit 403, and a filtration chamber 4213 above the separation chamber 4211 and communicating with the second conduit 402. And a screening filter is arranged in the separation chamber 4211 at the position of the filtering chamber 4213. During the cyclone airflow generated in the separation chamber 4211, the dust is primarily filtered by the sieving filter, part of the clean dust falls into the recovery chamber 4212 through the sieving filter and returns to the powder supply center through the third pipe 403, and the rest of the dust enters the filtering chamber 4213 and enters the dust filtering collector 422 through the second pipe 402 for secondary filtering and collection.
Specifically, the dust filter collector 422 comprises a dust filter cavity 4221, a sundry cavity 4222 and a powder collecting barrel 4223, and a plurality of rotary wing type filters 42211 are arranged in the dust filter cavity 4221. The rotary wing type filter is adopted, the separation and filtration efficiency is high, the filtered impurities are removed into the sundries cavity 4222, and the reusable dust obtained after filtration is collected through the powder collecting barrel 4223 below.
In addition, the recovery chamber 4212 is tapered with a gradually decreasing aperture from top to bottom. It uses the shape structure to form a guiding function, which is beneficial to guiding the separated powder to the third pipe 403 to return to the powder supply center.
Still further, a powder outlet 411 communicated with the recovery pipeline 401 is arranged in the spraying room 41 near the lower end, and a sealing door capable of closing the powder outlet 411 is further arranged in the spraying room 41. The inlet and the outlet are totally closed when the interior of the spraying room is cleaned conveniently. Furthermore, the powder supply center 43 includes an electrostatic spray gun that extends into the spray booth 41.
In this scheme, the pretreatment system that sprays includes hot water washing mechanism 21, the mechanism 22 is sprayed in advance to degrease, main degrease spray mechanism 23, second hot water washing mechanism 24, washing mechanism 25, vitrification mechanism 26, second washing mechanism 27, village washing mechanism 28, the high pressure mechanism 29 of blowing that follow the direction of transportation in proper order. The pretreatment process comprises the following steps: the upper piece is sprayed with hot water (40 to 50 ℃,30S) -, pre-degreasing spray (40 to 50 ℃,60min) -, degreasing spray (40 to 50 ℃, 2min) -, washing I spray (30S) -, pure water 2 spray (30S) -, ceramic spray (RT, lmin) -, washing 3 spray (30S) -, pure water spray (30S) + pure water direct injection, dripping (5min) -, and dried.
The water washing mechanism 25 comprises a washing chamber 251 and a spray head 252 arranged in the washing chamber 251, the spray head 252 is arranged on the periphery, the bottom and the upper part of the washing chamber 251, and workpieces are sprayed on the surfaces of the workpieces comprehensively through the spray head after entering the washing chamber along a conveying line.
In this scheme, dehydration drying system adopts the drying oven, is furnished with independent heat energy system and circulating fan system. And the furnace mouth and the furnace tail are provided with waste discharge pipes capable of adjusting air volume, so that waste accumulation is effectively prevented. In addition, a strong exhaust fan can be arranged in the middle of the furnace body, so that waste accumulation is effectively prevented, and meanwhile, emergency use is facilitated.
In the scheme, the powder curing system is a curing oven, and the curing oven body is provided with an exhaust system. Specifically, the curing oven includes dehydration chamber 501, and is used for providing the hot-air blower 502 of heat source to dehydration chamber 501, and the work piece gets into dehydration chamber 501 along with the transportation line, stops under the effect of hot-air blower 502 and plays the solidification effect.
In addition, the circulation conveying line 1 is a suspension conveying line. The device comprises a driving device, a tensioning device, a chain, a straight rail, bent rails with various angles, an inspection rail, an expansion joint, a lubricating device, various brackets, a hanging bracket and the like.
The driving device adopts linear driving (synchronous driving is adopted according to the design requirement of load) and is provided with an overload protection mechanism. The tensioning mechanism adopts a heavy hammer for tensioning, and the load can be adjusted at will through the heavy hammer. The chain is a universal bearing wheel chain. The conveyer is provided with an inspection track, a temperature expansion joint and an automatic lubricating device, all guide wheels on the track are required to be of a detachable structure and can be taken down at any time for replacement, and bearings of the guide wheels in the curing furnace are required to be high-temperature-resistant bearings. The conveyor runs stably and reliably without creeping and blocking, and meets the stability requirement of the conveying device during paint spraying.
The invention provides an automatic powder spraying production line, which integrates the integrated automatic production of pretreatment, drying, powder spraying, curing and forming of workpieces, has high automation degree, and greatly improves the production efficiency. And increased powder recovery and dust filterable recovery filter equipment and supply the powder center in spouting the room, retrieve the inside dust powder of room through retrieving filter equipment and retrieve, partly through filtering collection processing, partly returns to and supplies direct reuse in the powder center, has saved the cost, has improved the utilization ratio of dust. Moreover, the dust collecting effect in the spray room can be automatically achieved through the recovery filtering device, and after dust with different colors needs to be replaced, the cleaning treatment of the spray room can be reduced or even not needed manually. The operation of the production line does not need to be suspended, so that the efficiency of the whole production line is greatly improved. The clean room that spouts of this scheme, the completion is traded the look and only needs 10 to 20 minutes, has adopted the big whirlwind air current of efficient, and the single separation rate can reach 96% at most, practices thrift the powder, and the needs of fully comprehensive consideration trade look moreover, convenient clearance.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the practice of the invention to the particular forms disclosed. Similar or identical methods, structures and the like, or several technical deductions or substitutions on the premise of the conception of the invention, are considered to be the protection scope of the invention.
Claims (10)
1. The automatic production line for powder spraying is characterized by comprising a workpiece circulating conveying line (1) and a powder spraying device, wherein the powder spraying device is sequentially arranged along the conveying direction of the workpiece circulating conveying line (1);
a spray pretreatment system;
the dehydration drying system (3) is used for drying the workpiece treated by the spraying pretreatment system;
the powder spraying system (4) is used for carrying out surface powder spraying treatment on the dried workpiece;
the powder curing system (5) is used for heating and curing the workpiece subjected to powder spraying;
the powder spraying system (4) comprises a spraying room (41) butted with the circulating transportation line (1), a powder recovering and filtering device (42) communicated with the spraying room (41) and used for recovering powder and filtering dust, and a powder supplying center (43) communicated with the recovering and filtering device (42) and used for supplying spraying powder to the spraying room (41).
2. A powder spraying automation line as claimed in claim 1 characterised in that the recovery filter device (42) comprises a large cyclone recovery separator (421) and a dust filter collector (422), the large cyclone recovery separator (421) is connected with the spray booth (41) by a recovery pipeline (401), the large cyclone recovery separator (421) is connected with the dust filter collector (422) by a second pipeline (402), and the large cyclone recovery separator (421) is connected with the powder supply center (43) by a third pipeline (403).
3. A powder spraying automation line as claimed in claim 2 characterised in that the macro cyclone recovery separator (421) comprises a separation chamber (4211) communicating with the recovery duct (401), a recovery chamber (4212) below the separation chamber (4211) and communicating with the third duct (403), and a filtration chamber (4213) above the separation chamber (4211) communicating with the second duct (402).
4. A powder spraying automation line as claimed in claim 3 wherein the recovery chamber (4212) is tapered with a decreasing bore from top to bottom.
5. A powder spraying automation line as claimed in claim 4 characterised in that a screening filter is also provided in the separation chamber (4211) at the filtration chamber (4213).
6. The automatic production line for powder spraying according to claim 2, wherein the dust filter collector (422) comprises a dust filter chamber (4221), a sundry chamber (4222) and a powder collecting barrel (4223), and a plurality of rotary wing type filters (42211) are arranged in the dust filter chamber (4221).
7. An automatic production line for powder spraying according to claim 2, characterized in that a powder outlet (411) communicated with the recovery pipeline (401) is arranged in the spraying room (41) near the lower end, and a sealing door capable of closing the powder outlet (411) is arranged in the spraying room (41).
8. An automatic production line for powder spraying according to claim 1, characterized in that said powder supply centre (43) also comprises an electrostatic spray gun which extends inside the spraying booth (41).
9. The automatic production line for powder spraying according to claim 1, wherein the spray pretreatment system comprises a hot water washing mechanism (21), a pre-degreasing spray mechanism (22), a main degreasing spray mechanism (23), a second hot water washing mechanism (24), a water washing mechanism (25), a vitrification mechanism (26), a second water washing mechanism (27), a village water washing mechanism (28) and a high-pressure water blowing mechanism (29) which are sequentially arranged along the conveying direction.
10. A powder spraying automation line as claimed in claim 1 characterised in that the circulation line (1) is a suspended line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010358702.2A CN111558486A (en) | 2020-04-29 | 2020-04-29 | Automatic production line for powder spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010358702.2A CN111558486A (en) | 2020-04-29 | 2020-04-29 | Automatic production line for powder spraying |
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| Publication Number | Publication Date |
|---|---|
| CN111558486A true CN111558486A (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010358702.2A Pending CN111558486A (en) | 2020-04-29 | 2020-04-29 | Automatic production line for powder spraying |
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| CN (1) | CN111558486A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112206954A (en) * | 2020-09-29 | 2021-01-12 | 上海福阜机械科技有限公司 | Electrostatic powder coating process |
| CN112892955A (en) * | 2021-01-05 | 2021-06-04 | 佛山市广成铝业有限公司 | Spraying line capable of recycling waste powder and working method thereof |
| CN113042288A (en) * | 2021-03-22 | 2021-06-29 | 深圳市德贝尔喷枪有限公司 | High-uniformity full-automatic powder spraying production line and spraying method thereof |
| CN113042284A (en) * | 2021-03-11 | 2021-06-29 | 深圳市德贝尔喷枪有限公司 | Full-automatic powder spraying production line |
| CN114011635A (en) * | 2021-11-30 | 2022-02-08 | 中国铁建重工集团股份有限公司 | Coating powder spraying line |
| CN114210502A (en) * | 2021-12-23 | 2022-03-22 | 苏州捷通金属制品有限公司 | Streamlined powder coating production line and working method thereof |
| CN115301460A (en) * | 2022-09-20 | 2022-11-08 | 中山彦本涂装科技有限公司 | Powder spraying production line |
| CN115502017A (en) * | 2022-09-23 | 2022-12-23 | 佛山市南海矽钢铁芯制造有限公司 | Annular magnetic core insulating layer spraying production line and annular magnetic core insulating layer spraying method |
-
2020
- 2020-04-29 CN CN202010358702.2A patent/CN111558486A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112206954A (en) * | 2020-09-29 | 2021-01-12 | 上海福阜机械科技有限公司 | Electrostatic powder coating process |
| CN112206954B (en) * | 2020-09-29 | 2021-10-12 | 上海福阜机械科技有限公司 | Electrostatic powder coating process |
| CN112892955A (en) * | 2021-01-05 | 2021-06-04 | 佛山市广成铝业有限公司 | Spraying line capable of recycling waste powder and working method thereof |
| CN113042284A (en) * | 2021-03-11 | 2021-06-29 | 深圳市德贝尔喷枪有限公司 | Full-automatic powder spraying production line |
| CN113042288A (en) * | 2021-03-22 | 2021-06-29 | 深圳市德贝尔喷枪有限公司 | High-uniformity full-automatic powder spraying production line and spraying method thereof |
| CN113042288B (en) * | 2021-03-22 | 2022-04-22 | 深圳市德贝尔喷枪有限公司 | High-uniformity full-automatic powder spraying production line and spraying method thereof |
| CN114011635A (en) * | 2021-11-30 | 2022-02-08 | 中国铁建重工集团股份有限公司 | Coating powder spraying line |
| CN114210502A (en) * | 2021-12-23 | 2022-03-22 | 苏州捷通金属制品有限公司 | Streamlined powder coating production line and working method thereof |
| CN115301460A (en) * | 2022-09-20 | 2022-11-08 | 中山彦本涂装科技有限公司 | Powder spraying production line |
| CN115502017A (en) * | 2022-09-23 | 2022-12-23 | 佛山市南海矽钢铁芯制造有限公司 | Annular magnetic core insulating layer spraying production line and annular magnetic core insulating layer spraying method |
| CN115502017B (en) * | 2022-09-23 | 2023-07-28 | 佛山市南海矽钢铁芯制造有限公司 | Annular magnetic core insulating layer spraying production line and annular magnetic core insulating layer spraying method |
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