CN109955154A - A kind of processing method of crucible surface roughness - Google Patents
A kind of processing method of crucible surface roughness Download PDFInfo
- Publication number
- CN109955154A CN109955154A CN201910299142.5A CN201910299142A CN109955154A CN 109955154 A CN109955154 A CN 109955154A CN 201910299142 A CN201910299142 A CN 201910299142A CN 109955154 A CN109955154 A CN 109955154A
- Authority
- CN
- China
- Prior art keywords
- crucible
- surface roughness
- processing method
- pressure
- quartz
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003746 surface roughness Effects 0.000 title claims abstract description 19
- 238000003672 processing method Methods 0.000 title claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 31
- 239000002002 slurry Substances 0.000 claims abstract description 22
- 239000006004 Quartz sand Substances 0.000 claims abstract description 20
- 239000010453 quartz Substances 0.000 claims abstract description 17
- 239000011230 binding agent Substances 0.000 claims abstract description 14
- 239000007921 spray Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 11
- 238000000498 ball milling Methods 0.000 claims abstract description 7
- 239000004576 sand Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 description 14
- 238000005488 sandblasting Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 229910052571 earthenware Inorganic materials 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 244000137852 Petrea volubilis Species 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000007581 slurry coating method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C11/00—Selection of abrasive materials or additives for abrasive blasts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
- B24C3/325—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
A kind of processing method of crucible surface roughness, including following methods: step 1: quartz sand, binder, silica solution and pure water are uniformly mixed in proportion, and quartz slurry is made through ball milling；Step 2: the pressure in adjustment high-pressure pneumatic agitator tank reaches in setting range, ejects quartz slurry in the form of atomized drop；Step 3: high-pressure pneumatic agitator tank is connect with atomizing lance, and adjusts the pressure and spray pattern of atomizing lance nozzle；Step 4: atomizing lance nozzle alignment inner surface of crucible is equably sprayed, until the inner surface of complete crucible of spray；Step 5: the crucible sprayed is subjected to drying and processing.This method operating process is simple, energy conservation and environmental protection, can solve inner surface of crucible drain spray or the non-uniform problem of roughness, is avoided that and damages to crucible, meanwhile, the labor intensity of worker can be reduced, the production efficiency of crucible is improved.
Description
Technical field
The present invention relates to crucible manufacture fields, and in particular to a kind of processing method of crucible surface roughness.
Background technique
To meet inner surface of crucible brushing slurry coating, need to carry out coarse processing to inner surface of crucible.At this stage, crucible
Inside surface roughness treatment process there are mainly two types of mode:
(1) manual polishing: using sand paper to the inner surface rubbing of crucible, to increase the roughness of inner surface of crucible.
(2) sandblasting grinding process: using suction-type sand-blasting machine, using compressed air in spray gun flow at high speed formed it is negative
The ejector action generated is pressed, the abrasive material in storage bin is sucked in spray gun by sandpipe, is then ejected into compressed air high speed
The surface of crucible, achievees the purpose that sandblasting processing.
The not only large labor intensity of worker by the way of manual polishing, and working efficiency is low, in addition, roughness is beaten
It grinds not uniform enough.By the way of sandblasting grinding process, the jet pipe of sand-blasting machine is easy blocking, to will cause the work of crucible drain spray
Condition also also results in the damage of crucible in operation.In addition, the air pressure of jet pipe everywhere can not keep constantly stable, it is easy
The non-uniform operating condition of roughness is caused to occur.Furthermore using gravel high-speed striking crucible surface, dust is big, and environmental pollution is serious,
And processing efficiency is low.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of processing methods of crucible surface roughness, should
Method operating process is simple, energy conservation and environmental protection, can solve inner surface of crucible drain spray or the non-uniform problem of roughness, is avoided that earthenware
Crucible damages, meanwhile, the labor intensity of worker can be reduced, the production efficiency of crucible is improved.
To achieve the goals above, the present invention provides a kind of processing method of crucible surface roughness, including following methods:
Step 1: quartz sand, binder, silica solution and pure water are uniformly mixed in proportion, and quartzy slurry is made through ball milling
Material；
Step 2: the pressure in adjustment high-pressure pneumatic agitator tank reaches in setting range；
Step 3: high-pressure pneumatic agitator tank is connect with atomizing lance, and adjusts the pressure and atomization of atomizing lance nozzle
State ejects quartz slurry in the form of atomized drop；
Step 4: atomizing lance nozzle alignment inner surface of crucible is equably sprayed, until complete crucible of spray
Inner surface；
Step 5: the crucible sprayed is subjected to drying and processing.
Further, in order to improve the uniformity of spraying, the mesh number of quartz sand is 20-50 mesh in the step 1.
Further, in order to improve the uniformity of spraying, in the step 1, high purity quartz that quartz sand is 99.995%
Sand.
Further, in order to improve the uniformity of spraying, the setting range in the step 1 is 0.1-0.5MPa
Further, in order to improve roughness, in the step 5, the crucible sprayed is put into drying kiln and carries out at drying
Reason.
Further, in order to improve the uniformity of roughness and spraying, in the step 1, the D50 parameter of quartz slurry is
2-20μm。
Further, in order to improve the uniformity of roughness and spraying, in the step 1, quartz sand, binder, silica solution
With the proportion of pure water are as follows: 20-50 mesh quartz sand is 200-400g, water 60-120g, silica solution 5-200g, binder 0-
20g, mixed Ball-milling Time are 1-10 hours.
Further, in order to improve spraying effect, in the step 2, the pressure setting range in high-pressure pneumatic agitator tank is
0.1-0.6MPa。
The present invention provides a kind of sides of crucible surface roughness processing efficient, quick, versatile, even results are good
Method.By the way that quartz sand is mixed into the liquid slurry containing quartz sand by pure water and binder, then will be matched using atomizing lance
The quartz slurry set is ejected into inner surface of crucible, to achieve the purpose that process crucible roughness, so as to effectively avoid
There is a situation where block for course of injection, moreover it is possible to the effective uniformity for improving roughness.Make quartz slurry with the shape of atomized drop
Formula ejects the uniformity that spraying can be effectively ensured, meanwhile, it also can guarantee the quartz slurry of ejection in binder and silica solution
Inner surface of crucible is preferably adhered under effect.This method changes uneven with inner surface of crucible drain spray or roughness for a long time
Problem, inner surface of crucible roughness can not only be effectively improved, moreover it is possible to reduce the labor intensity of worker, and crucible can be effectively improved
Production efficiency.In addition, this method is versatile, operating process is convenient, is adapted to the crucible processing of each size, and not by space
The limitation of size.Furthermore this method is instead of sand-blasting machine sandblasting, and not only energy conservation and environmental protection, is conducive to the protection to environment, Er Qieneng
Improve the protection to crucible.
Specific embodiment
The invention will be further described below.
A kind of processing method of crucible surface roughness, including following methods:
Step 1: quartz sand, binder, silica solution and pure water are uniformly mixed in proportion, and quartzy slurry is made through ball milling
Material；
Step 2: the pressure in adjustment high-pressure pneumatic agitator tank reaches in setting range；
Step 3: high-pressure pneumatic agitator tank is connect with atomizing lance, and adjusts the pressure and atomization of atomizing lance nozzle
State ejects quartz slurry in the form of atomized drop；
Step 4: atomizing lance nozzle alignment inner surface of crucible is equably sprayed, until complete crucible of spray
Inner surface；
Step 5: the crucible sprayed is subjected to drying and processing.
In order to improve the uniformity of spraying, the mesh number of quartz sand is 20-50 mesh in the step 1.
In order to improve the uniformity of spraying, in the step 1, glass sand that quartz sand is 99.995%.
In order to improve the uniformity of spraying, the setting range in the step 1 is 0-0.5MPa.
In order to improve roughness, in the step 5, the crucible sprayed, which is put into drying kiln, carries out drying and processing.
In order to improve the uniformity of roughness and spraying, in the step 1, the D50 parameter of quartz slurry is 2-20 μm.
As a preference, the moisture of quartz slurry is between 8~12%.
In order to improve the uniformity of roughness and spraying, in the step 1, quartz sand, binder, silica solution and pure water
Proportion are as follows: 20-50 mesh quartz sand be 200-400g, water 60-120g, silica solution 5-200g, binder 0-20g, mixing
Ball-milling Time afterwards is 1-10 hours.
In order to improve spraying effect, in the step 2, the pressure setting range in high-pressure pneumatic agitator tank is 0.1-
0.6MPa。
Using same process time, and under same processing environment, respectively by traditional blasting method, traditional
Method in polishing process and the present invention carries out roughness processing to common inner surface of crucible, the coarseness data such as table after processing
Shown in 1.
Table 1: inner surface of crucible roughness contrast table
| Roughness (um) | |
| Common crucible | 3-5 |
| Traditional blasting method | 6-8 |
| Traditional polishing process | 6-12 |
| Method in the present invention | 12-16 |
By the experimental data in table 1 as it can be seen that the crucible roughness that the method in the present invention is processed can be significantly better than
The crucible roughness that conventional method processes.
Working principle:
So that certain pressed gas is flowed through the intratracheal of atomizing lance, forms negative pressure, and then high-pressure pneumatic will be stored in and stirred
It mixes in the slurry sucking atomizing lance in tank, makes paddle material that high pressure draught be followed to move together, then the last shape of the spray through atomizing lance
Be ejected into inner surface of crucible at mushy stage graininess slurry, through solidification drying after with crucible body rigid contact, to reach earthenware
Crucible surface roughness processing purpose.
The present invention provides a kind of sides of crucible surface roughness processing efficient, quick, versatile, even results are good
Method.By the way that quartz sand is mixed into the liquid slurry containing quartz sand by pure water and binder, then will be matched using atomizing lance
The quartz slurry set is ejected into inner surface of crucible, to achieve the purpose that process crucible roughness, so as to effectively avoid
There is a situation where block for course of injection, moreover it is possible to the effective uniformity for improving roughness.Make quartz slurry with the shape of atomized drop
Formula ejects the uniformity that spraying can be effectively ensured, meanwhile, it also can guarantee the quartz slurry of ejection in binder and silica solution
Inner surface of crucible is preferably adhered under effect.This method changes uneven with inner surface of crucible drain spray or roughness for a long time
Problem, inner surface of crucible roughness can not only be effectively improved, moreover it is possible to reduce the labor intensity of worker, and crucible can be effectively improved
Production efficiency.In addition, this method is versatile, operating process is convenient, is adapted to the crucible processing of each size, and not by space
The limitation of size.Furthermore this method is instead of sand-blasting machine sandblasting, and not only energy conservation and environmental protection, is conducive to the protection to environment, Er Qieneng
Improve the protection to crucible.
Claims (8)
1. a kind of processing method of crucible surface roughness, which is characterized in that including following methods:
Step 1: quartz sand, binder, silica solution and pure water are uniformly mixed in proportion, and quartz slurry is made through ball milling；
Step 2: the pressure in adjustment high-pressure pneumatic agitator tank reaches in setting range；
Step 3: high-pressure pneumatic agitator tank being connect with atomizing lance, and adjusts the pressure and spray pattern of atomizing lance nozzle,
Eject quartz slurry in the form of atomized drop；
Step 4: atomizing lance nozzle alignment inner surface of crucible is equably sprayed, until the interior table of complete crucible of spray
Face；
Step 5: the crucible sprayed is subjected to drying and processing.
2. a kind of processing method of crucible surface roughness according to claim 1, which is characterized in that in the step 1
The mesh number of quartz sand is 20-50 mesh.
3. a kind of processing method of crucible surface roughness according to claim 1 or 2, which is characterized in that the step
In one, quartz sand be 99.995% glass sand.
4. a kind of processing method of crucible surface roughness according to claim 3, which is characterized in that in the step 1
Setting range be 0-0.5MPa.
5. a kind of processing method of crucible surface roughness according to claim 4, which is characterized in that the step 5
In, the crucible sprayed, which is put into drying kiln, carries out drying and processing.
6. a kind of processing method of crucible surface roughness according to claim 5, which is characterized in that the step 1
In, the D50 parameter of quartz slurry is 2-20 μm.
7. a kind of processing method of crucible surface roughness according to claim 6, which is characterized in that the step 1
In, the proportion of quartz sand, binder, silica solution and pure water are as follows: 20-50 mesh quartz sand is 200-400g, water 60-120g, silicon
Colloidal sol 5-200g, binder 0-20g, mixed Ball-milling Time are 1-10 hours.
8. a kind of processing method of crucible surface roughness according to claim 7, which is characterized in that the step 2
In, the pressure setting range in high-pressure pneumatic agitator tank is 0.1-0.6MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910299142.5A CN109955154A (en) | 2019-04-15 | 2019-04-15 | A kind of processing method of crucible surface roughness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910299142.5A CN109955154A (en) | 2019-04-15 | 2019-04-15 | A kind of processing method of crucible surface roughness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109955154A true CN109955154A (en) | 2019-07-02 |
Family
ID=67026175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910299142.5A Pending CN109955154A (en) | 2019-04-15 | 2019-04-15 | A kind of processing method of crucible surface roughness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109955154A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070240635A1 (en) * | 2004-04-29 | 2007-10-18 | Vesuvius Crucible Company | Crucible for The Crystallization of Silicon |
| CN102909163A (en) * | 2011-08-05 | 2013-02-06 | 镇江仁德新能源科技有限公司 | Method for forming coating on inner surface of polycrystalline silicon ingot casting crucible |
| CN104831350A (en) * | 2015-05-26 | 2015-08-12 | 江西旭阳雷迪高科技股份有限公司 | Method of distributing seeding material to bottom of quartz ceramic crucible for ingot casting |
| CN106801252A (en) * | 2016-12-30 | 2017-06-06 | 江西中材太阳能新材料有限公司 | A kind of quartz ceramic crucible for polycrystalline silicon ingot casting and preparation method thereof |
| CN106986553A (en) * | 2016-01-21 | 2017-07-28 | 杭州晶鑫科技有限公司 | A kind of preparation method of high efficiency coating silica crucible |
| CN109550623A (en) * | 2018-12-29 | 2019-04-02 | 中材江苏太阳能新材料有限公司 | A method of improving crucible used for polycrystalline silicon ingot casting inside surface roughness |
-
2019
- 2019-04-15 CN CN201910299142.5A patent/CN109955154A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070240635A1 (en) * | 2004-04-29 | 2007-10-18 | Vesuvius Crucible Company | Crucible for The Crystallization of Silicon |
| CN102909163A (en) * | 2011-08-05 | 2013-02-06 | 镇江仁德新能源科技有限公司 | Method for forming coating on inner surface of polycrystalline silicon ingot casting crucible |
| CN104831350A (en) * | 2015-05-26 | 2015-08-12 | 江西旭阳雷迪高科技股份有限公司 | Method of distributing seeding material to bottom of quartz ceramic crucible for ingot casting |
| CN106986553A (en) * | 2016-01-21 | 2017-07-28 | 杭州晶鑫科技有限公司 | A kind of preparation method of high efficiency coating silica crucible |
| CN106801252A (en) * | 2016-12-30 | 2017-06-06 | 江西中材太阳能新材料有限公司 | A kind of quartz ceramic crucible for polycrystalline silicon ingot casting and preparation method thereof |
| CN109550623A (en) * | 2018-12-29 | 2019-04-02 | 中材江苏太阳能新材料有限公司 | A method of improving crucible used for polycrystalline silicon ingot casting inside surface roughness |
Non-Patent Citations (4)
| Title |
|---|
| 叶扬详等: "《涂装技术实用手册》", 31 March 1998, 机械工业出版社 * |
| 李劲: "《汽车维修涂装工：中级》", 31 January 2004, 中国劳动社会保障出版社 * |
| 王海军: "《热喷涂使用技术》", 31 May 2006, 国防工业出版社 * |
| 陈志: "《21世纪初农业装备新技术发展研究》", 30 June 2008, 中国科学技术出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101847316B1 (en) | Blast machining method and blast machining device | |
| CN201833280U (en) | Gas-sand hybrid sandblasting machine | |
| CN110000708A (en) | A method of transformation crucible roughness | |
| CN105932078B (en) | Texturing method for diamond wire-cut polycrystalline silicon wafers | |
| CN205009063U (en) | Preceding formula water sand blasting machine that mixes | |
| CN103240679A (en) | Method for pre-treating steel plate and derusting box | |
| CN106191829B (en) | Preparation method of micro-nano multi-scale structure on surface of medium carbon steel | |
| CN213470832U (en) | Sand blasting machine for manufacturing anti-dazzle AG glass | |
| KR101164528B1 (en) | Blast device for ceramic materials processing | |
| CN105619256A (en) | Steel surface sand blasting process | |
| CN109955154A (en) | A kind of processing method of crucible surface roughness | |
| CN2700050Y (en) | Environmental protection sandblasting machine | |
| CN106312826B (en) | Prefabricated U-shaped beam forms substrate grit-blasting treatment process | |
| CN216830366U (en) | Template surface treatment device | |
| CN217368598U (en) | Mining sand blasting machine with environment-friendly dust removal function | |
| CN208034451U (en) | A kind of sand-blasting machine | |
| CN105598849A (en) | Sand injection method for metal materials | |
| CN208161725U (en) | Device for grinding and processing is used in a kind of production of architectural decoration coating material powder | |
| CN210099773U (en) | Pneumatic sand blasting machine for micro-grinding and polishing of workpiece surface | |
| CN204748348U (en) | No room environment -friendly sand blasting machine | |
| CN112917395A (en) | Ceramic part sand blasting method, ceramic part and manufacturing method thereof | |
| KR100532091B1 (en) | Inner surface shotting method using the mixed shot balls | |
| CN103786097A (en) | Sand-blasting machine abrasive material composition and application method thereof | |
| CN215433240U (en) | Sand blasting machine with negative pressure jet function | |
| KR101199890B1 (en) | Abrasive, a method for manufacturing the abrasive, anda method for blast processing with the use of theabrasive stainess steel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190702 |