CN105383031B - A kind of powdery paints production technology - Google Patents
A kind of powdery paints production technology Download PDFInfo
- Publication number
- CN105383031B CN105383031B CN201510985529.8A CN201510985529A CN105383031B CN 105383031 B CN105383031 B CN 105383031B CN 201510985529 A CN201510985529 A CN 201510985529A CN 105383031 B CN105383031 B CN 105383031B
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- Prior art keywords
- powdery paints
- heating zone
- crushing
- mixing
- production technology
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- 239000003973 paint Substances 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 39
- 238000002844 melting Methods 0.000 claims abstract description 28
- 230000008018 melting Effects 0.000 claims abstract description 28
- 238000001125 extrusion Methods 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 66
- 238000010438 heat treatment Methods 0.000 claims description 33
- 238000002156 mixing Methods 0.000 claims description 29
- 241000196324 Embryophyta Species 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 8
- 239000012752 auxiliary agent Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000008187 granular material Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 abstract description 12
- 238000000576 coating method Methods 0.000 abstract description 12
- 239000002245 particle Substances 0.000 abstract description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010285 flame spraying Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/03—Powdery paints
Abstract
The present invention relates to a kind of powdery paints production technology, belong to powder coating technology field.A kind of powdery paints production technology, comprises the following steps：1. mix；2. melting extrusion；3. tabletting is cooled down；4. coarse crushing；5. it is finely divided；6. superfine powder is separated；7. sieve.The powdery paints that the powdery paints production technology is produced is evenly distributed, uniform particle diameter.
Description
Technical field
The present invention relates to powder coating technology field, and in particular to a kind of powdery paints production technology.
Background technology
Powdery paints originates in later stage 1930s, and earliest blank is to utilize flame spraying by polyethylene powders
Sprayed to molten condition on metal surface.
The powder of powdery paints is obtained after the crushing of each filler mixed melting, the mixing of each filler is uneven, after
Heterogeneity causes the coating performance skewness of coating formation, and easy to crack.
The content of the invention
The purpose of the present invention, be in order to solve the above problems there is provided it is a kind of coating is uniformly dispersed in itself, uniform particle diameter
Powdery paints production technology.
Technical proposal that the invention solves the above-mentioned problems is as follows：
A kind of powdery paints production technology, comprises the following steps：
1. mix：Resin is divided into two parts that ratio is 4/5-6/5, a portion is added to crushing function
Stainless steel in, open hybrid switch stirring 300-500s, broken switch opened after hybrid switch 30-60s is opened and is carried out
Break process, adds another part resin after other auxiliary agents of powdery paints, mixing 20-100s are added after the start of mixing, mixes
Close and broken switch is closed while end, form mixed material；
The time of mixing is too short, mixes uneven；The time of mixing is oversize, and stainless steel heating easily makes material tie in itself
Block；The particle diameter that crushing energy enough reduces material is carried out after mixing a period of time so that material is more easy to disperse, mixing is evenly.
2. melting extrusion：The material that mixing is finished is added in melting plant, and dress is melted as described in material addition sequence
Put including the first heating zone and the second heating zone, the temperature of first heating zone is 80-125 DEG C, second heating zone
Higher 2-10 DEG C than first heating zone, machine goes out the extruded device of material after melting in the form of sheets；
First heating zone also acts as the effect of preheating in addition to melting, and material can present ideal behind the second heating zone
Molten condition；
3. tabletting is cooled down：Material on chip is transported to coarse crushing device with transmission belt after extrusion, is provided with transmission belt
Cooling device；
4. coarse crushing：Sheet material after cooling is placed in moveable hopper through breaker roll coarse crushing；
5. it is finely divided：It is broken that material after coarse crushing is delivered to progress fine powder in grinder by the moveable hopper；
6. superfine powder is separated：Smart crushing rear material separates superfine powder after powder separation device, then through removing
Dirt device dedusting；
7. sieve：The material for isolating superfine powder is screened again, weeds out undesirable coarse granule, that is, obtains powder
Coating finished product.
As the preferred of above-mentioned technical proposal, the extrusion device of the step 2. is constituted by two pressure rollers being disposed adjacent
Pressure roller group, material is extruded in the form of sheets through the gap in the middle of the pressure roller group.
As the preferred of above-mentioned technical proposal, the step 2. in melting plant before be provided with screw feeder.
As the preferred of above-mentioned technical proposal, the step 3. described in cooling device to be arranged on above the conveyer belt
Air-cooled unit.
As the preferred of above-mentioned technical proposal, the step 4. in breaker roll on be provided with crushing teeth, crushing teeth is rolled
Sheet material crushes it.
As the preferred of above-mentioned technical proposal, the step 6. in powder separation device be cyclone separator.
As the preferred of above-mentioned technical proposal, the step 6. in dust arrester be sack cleaner.
In summary, the invention has the advantages that：
1. a kind of powdery paints production technology of the present invention causes the filler and each auxiliary agent of powdery paints to be well mixed；
2. the powder coating particles that a kind of powdery paints production technology of the present invention is produced are homogeneous, the coating of formation
It is not easy to crack.
Brief description of the drawings
Fig. 1 is a kind of powdery paints production technological process.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only a part of embodiment of the invention, rather than whole embodiments.Embodiment in the present invention, ordinary skill
All other embodiment that personnel are obtained under the premise of creative work is not done, belongs to the scope of protection of the invention.
With embodiment, the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment 1：A kind of powdery paints production technology, comprises the following steps：
1. mix：Resin is divided into two parts that ratio is 4/5, a portion is added to mixed with crushing function
Close in container, open hybrid switch stirring 300s, broken switch is opened after hybrid switch 30s is opened and carries out break process,
Another part resin is added after starting other auxiliary agents of addition powdery paints after mixing, mixing 20s, mixing is closed while end
Broken switch, forms mixed material；
2. melting extrusion：The material that mixing is finished is added in melting plant by screw feeder, is added by material suitable
Melting plant described in sequence includes the first heating zone and the second heating zone, and the temperature of first heating zone is 80 DEG C, described second
First heating zone described in the ratio of heating zone is high 10 DEG C, and through pressure roller group, machine goes out the material after melting in the form of sheets；
3. tabletting is cooled down：Material on chip is transported to coarse crushing device with transmission belt after extrusion, is provided with transmission belt
Air-cooled unit is cooled down to sheet material；
4. coarse crushing：Sheet material after cooling is placed on moveable hopper through the crushing teeth coarse crushing on breaker roll
In；
5. it is finely divided：It is broken that material after coarse crushing is delivered to progress fine powder in grinder by the moveable hopper；
6. superfine powder is separated：Smart crushing rear material separates superfine powder after cyclone separator, then through cloth bag
Deduster dedusting；
7. sieve：The material for isolating superfine powder is screened again, weeds out undesirable coarse granule, that is, obtains powder
Coating finished product.
Embodiment 2：A kind of powdery paints production technology, comprises the following steps：
1. mix：Resin is divided into two parts that ratio is 6/5, a portion is added to mixed with crushing function
Close in container, open hybrid switch stirring 500s, broken switch is opened after hybrid switch 60s is opened and carries out break process,
Another part resin is added after starting other auxiliary agents of addition powdery paints after mixing, mixing 100s, mixing is closed while end
Broken switch is closed, mixed material is formed；
2. melting extrusion：The material that mixing is finished is added in melting plant by screw feeder, is added by material suitable
Melting plant described in sequence includes the first heating zone and the second heating zone, and the temperature of first heating zone is 125 DEG C, described second
First heating zone described in the ratio of heating zone is high 5 DEG C, and through pressure roller group, machine goes out the material after melting in the form of sheets；
3. tabletting is cooled down：Material on chip is transported to coarse crushing device with transmission belt after extrusion, is provided with transmission belt
Air-cooled unit is cooled down to sheet material；
4. coarse crushing：Sheet material after cooling is placed on moveable hopper through the crushing teeth coarse crushing on breaker roll
In；
5. it is finely divided：It is broken that material after coarse crushing is delivered to progress fine powder in grinder by the moveable hopper；
6. superfine powder is separated：Smart crushing rear material separates superfine powder after cyclone separator, then through cloth bag
Deduster dedusting；
7. sieve：The material for isolating superfine powder is screened again, weeds out undesirable coarse granule, that is, obtains powder
Coating finished product.
Embodiment 3：A kind of powdery paints production technology, comprises the following steps：
1. mix：It is 1 that resin is divided into ratio：1 two parts, a portion are added to mixed with crushing function
Close in container, open hybrid switch stirring 350s, broken switch is opened after hybrid switch 45s is opened and carries out break process,
Another part resin is added after starting other auxiliary agents of addition powdery paints after mixing, mixing 30s, mixing is closed while end
Broken switch, forms mixed material；
2. melting extrusion：The material that mixing is finished is added in melting plant by screw feeder, is added by material suitable
Melting plant described in sequence includes the first heating zone and the second heating zone, and the temperature of first heating zone is 105 DEG C, described second
First heating zone described in the ratio of heating zone is high 2 DEG C, and through pressure roller group, machine goes out the material after melting in the form of sheets；
3. tabletting is cooled down：Material on chip is transported to coarse crushing device with transmission belt after extrusion, is provided with transmission belt
Air-cooled unit is cooled down to sheet material；
4. coarse crushing：Sheet material after cooling is placed on moveable hopper through the crushing teeth coarse crushing on breaker roll
In；
5. it is finely divided：It is broken that material after coarse crushing is delivered to progress fine powder in grinder by the moveable hopper；
6. superfine powder is separated：Smart crushing rear material separates superfine powder after cyclone separator, then through cloth bag
Deduster dedusting；
7. sieve：The material for isolating superfine powder is screened again, weeds out undesirable coarse granule, that is, obtains powder
Coating finished product.
Embodiment 4：A kind of powdery paints production technology, comprises the following steps：
1. mix：Resin is divided into two parts that ratio is 6/5, a portion is added to mixed with crushing function
Close in container, open hybrid switch stirring 420s, broken switch is opened after hybrid switch 35s is opened and carries out break process,
Another part resin is added after starting other auxiliary agents of addition powdery paints after mixing, mixing 60s, mixing is closed while end
Broken switch, forms mixed material；
2. melting extrusion：The material that mixing is finished is added in melting plant by screw feeder, is added by material suitable
Melting plant described in sequence includes the first heating zone and the second heating zone, and the temperature of first heating zone is 85 DEG C, described second
First heating zone described in the ratio of heating zone is high 5 DEG C, and through pressure roller group, machine goes out the material after melting in the form of sheets；
3. tabletting is cooled down：Material on chip is transported to coarse crushing device with transmission belt after extrusion, is provided with transmission belt
Air-cooled unit is cooled down to sheet material；
4. coarse crushing：Sheet material after cooling is placed on moveable hopper through the crushing teeth coarse crushing on breaker roll
In；
5. it is finely divided：It is broken that material after coarse crushing is delivered to progress fine powder in grinder by the moveable hopper；
6. superfine powder is separated：Smart crushing rear material separates superfine powder after cyclone separator, then through cloth bag
Deduster dedusting；
7. sieve：The material for isolating superfine powder is screened again, weeds out undesirable coarse granule, that is, obtains powder
Coating finished product.
Claims (3)
1. a kind of powdery paints production technology, it is characterised in that：Comprise the following steps：
1. mix：Resin is divided into two parts that ratio is 6/5, a portion is added into the mixing with crushing function holds
In device, hybrid switch stirring 420s is opened, broken switch is opened after hybrid switch 35s is opened and carries out break process, is being started
Another part resin is added after other auxiliary agents of powdery paints, mixing 60s are added after mixing, is closed while mixing terminates broken
Switch, forms mixed material；
2. melting extrusion：The material that mixing is finished is added in melting plant, the melting plant bag as described in material addition sequence
The first heating zone and the second heating zone are included, the temperature of first heating zone is 80-125 DEG C, the ratio institute of second heating zone
State that the first heating zone is high 2-10 DEG C, the extruded device of the material after melting is extruded in the form of sheets, and spiral shell is provided with before the melting plant
Bar batcher, the extrusion device is the pressure roller group that two pressure rollers being disposed adjacent are constituted, material through the pressure roller group in the middle of
Gap be extruded in the form of sheets；
3. tabletting is cooled down：The material of sheet is transported to coarse crushing device with transmission belt after extrusion, is provided with transmission belt in institute
State the air-cooled unit above transmission belt；
4. coarse crushing：Sheet material after cooling is placed in moveable hopper through breaker roll coarse crushing, is set on breaker roll
There is crushing teeth, crushing teeth, which rolls sheet material, crushes it；
5. it is finely divided：It is broken that material after coarse crushing is delivered to progress fine powder in grinder by the moveable hopper；
6. superfine powder is separated：Smart crushing rear material separates superfine powder after powder separation device, then removing dust dress
Put dedusting；
7. sieve：The material for isolating superfine powder is screened again, weeds out undesirable coarse granule, that is, obtains powdery paints
Finished product.
2. a kind of powdery paints production technology according to claim 1, it is characterised in that：The step 6. in powder point
It is cyclone separator from device.
3. a kind of powdery paints production technology according to claim 1, it is characterised in that：The step 6. in dedusting dress
It is set to sack cleaner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510985529.8A CN105383031B (en) | 2015-12-25 | 2015-12-25 | A kind of powdery paints production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510985529.8A CN105383031B (en) | 2015-12-25 | 2015-12-25 | A kind of powdery paints production technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105383031A CN105383031A (en) | 2016-03-09 |
| CN105383031B true CN105383031B (en) | 2017-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510985529.8A Active CN105383031B (en) | 2015-12-25 | 2015-12-25 | A kind of powdery paints production technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN105383031B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817310B (en) * | 2016-04-22 | 2019-04-12 | 浙江华彩新材料有限公司 | A kind of powder coating processing device |
| CN107081885A (en) * | 2017-06-06 | 2017-08-22 | 科威嘉粉末涂料（天津）股份有限公司 | A kind of automatic production device of changeable colors along with angle powdery paints |
| CN109605598B (en) * | 2018-12-20 | 2020-11-24 | 重庆七彩虹新材料技术有限公司 | Preparation process of powder coating |
| DE102019200741A1 (en) * | 2019-01-22 | 2020-07-23 | Rhenoflex Gmbh | Device for producing stiffening elements from powdered material |
| CN110523510B (en) * | 2019-09-06 | 2021-02-09 | 韩山师范学院 | Powder coating apparatus for producing |
| CN112246403B (en) * | 2020-10-04 | 2021-10-22 | 贵州贵毅宏祥环保材料有限公司 | Mineral powder coating production and preparation process |
| CN112661408A (en) * | 2020-12-28 | 2021-04-16 | 立丰家庭用品（南京）有限公司 | Electrostatic enamel powder, preparation method of electrostatic enamel powder and preparation device of electrostatic enamel powder |
| CN113667361A (en) * | 2021-09-27 | 2021-11-19 | 赣州立幸邦新材料有限公司 | PVDF solid fluorocarbon coating and preparation process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102604129A (en) * | 2012-03-11 | 2012-07-25 | 东华大学 | Dispersion method of carbon nanometer pipe in ethoxyline resin |
| CN103160196A (en) * | 2013-02-22 | 2013-06-19 | 安徽华辉塑业科技有限公司 | Powder coatings special for glass |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203916844U (en) * | 2014-07-10 | 2014-11-05 | 浙江瑞泰耐火材料科技有限公司 | A kind of castable classification collator |
-
2015
- 2015-12-25 CN CN201510985529.8A patent/CN105383031B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102604129A (en) * | 2012-03-11 | 2012-07-25 | 东华大学 | Dispersion method of carbon nanometer pipe in ethoxyline resin |
| CN103160196A (en) * | 2013-02-22 | 2013-06-19 | 安徽华辉塑业科技有限公司 | Powder coatings special for glass |
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| CN105383031A (en) | 2016-03-09 |
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Denomination of invention: A Powder Coating Production Process Effective date of registration: 20231109 Granted publication date: 20171027 Pledgee: Deqing sub branch of Huzhou Bank Co.,Ltd. Pledgor: DEQING COUNTY JINQIU PLASTIC POWDER Co.,Ltd. Registration number: Y2023980064871 |