CN109020503A - A kind of triangle magnesium pipe sintering method - Google Patents
A kind of triangle magnesium pipe sintering method Download PDFInfo
- Publication number
- CN109020503A CN109020503A CN201810946553.4A CN201810946553A CN109020503A CN 109020503 A CN109020503 A CN 109020503A CN 201810946553 A CN201810946553 A CN 201810946553A CN 109020503 A CN109020503 A CN 109020503A
- Authority
- CN
- China
- Prior art keywords
- triangle magnesium
- magnesium pipe
- triangle
- delivered
- sintering method
- 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
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 58
- 239000011777 magnesium Substances 0.000 title claims abstract description 58
- 238000005245 sintering Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 11
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 8
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims abstract description 7
- 230000001070 adhesive effect Effects 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 21
- 238000001354 calcination Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 6
- 210000000038 chest Anatomy 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005485 electric heating Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003837 high-temperature calcination Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000009702 powder compression Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
- C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Triangle magnesium pipe sintering method of the invention, after high-purity magnesium oxide powder raw material is mixed by stirred tank and adhesive, water, it is triangle magnesium pipe by extruder extrusion forming, cutting machine is delivered to after drying according to specification requirement cutting die, fixed tri-prismoid magnesium pipe is fixed to by 1700 DEG C of high temperature binary channels push-plate type electrical kiln sinterings, the triangle magnesium pipe of fixed support can be provided for resistance wire, improve magnesium powder consistency and draw rate；It can adapt to tinuous production demand, high degree of automation.
Description
Technical field
The present invention relates to a kind of triangle magnesium pipe sintering methods.
Background technique
After the electric heating tube of the electric heater generally spiral resistance wire as built in metal tube, between resistance wire and metal tube
It fills crystal magnesium oxide powder to constitute, magnesium powder constitutes the insulation system between heating wire and tube wall, while having outstanding thermally conductive function
Energy；Inside traditional electric heating tube after direct filler particles magnesium powder, magnesium powder internal clearance is squeezed by the draw, increases magnesium powder compression
Density improves its thermally conductive and insulation performance, but squeezes pure pellet state magnesium powder, compression effectiveness inside electric heating tube by the draw
It is bad, cannot be by the complete dense extrusion of magnesium powder, draw rate is low, the interior setting triangle magnesium pipe between inner wall of metal tube and resistance wire
Fixed support can be provided resistance wire, and triangle magnesium pipe, which needs to be sintered by high-temperature calcination, to be manufactured.
Summary of the invention
It can be electricity the technical problem to be solved by the invention is to provide a kind of sinter high-purity magnesium oxide powder raw material into
It hinders silk and the triangle magnesium pipe of fixed support is provided, improve the triangle magnesium pipe sintering method of magnesium powder consistency and draw rate.
Triangle magnesium pipe sintering method of the invention, it is characterised in that: the following steps are included:
The high-purity magnesium oxide powder raw material of the first step, volume V1 is delivered in stirred tank, opens the rabbling mechanism rotation of stirred tank
Stirring；
Second step, the tap water of volume V2 are delivered to stirred tank, and rabbling mechanism continues Stirring；
Third step, the adhesive of volume V3 are delivered to stirred tank, and rabbling mechanism continues Stirring；
4th step, rabbling mechanism continue Stirring for a period of time, shut down rabbling mechanism, open cylinder and drive pressing plate to moving down
It is dynamic, mixture is squeezed out from discharge port；
5th step, mixture are delivered to extruder, and extrusion molding is moist triangle magnesium pipe；
6th step, moist triangle magnesium pipe are delivered to drying machine drying as dry triangle magnesium pipe；
7th step is cut to the triangle magnesium pipeline section of requirement up to specification through cutting machine；
8th step, triangle magnesium pipeline section arrange in pallet, until being booked entire pallet, convey；
9th step, it is fixed-type that entire pallet triangle magnesium pipeline section is delivered to calcining furnace calcining；
Tenth step, compressed air purging remove floating powder, storage.
The first step, second step, V1:V2:V3=100:2.5~3.5:3 in third step；
Rabbling mechanism continues that Stirring is emerged to no bubble or rabbling mechanism continues Stirring 15 in 4th step
~20 minutes；
Extruder is screw-type extruder in 5th step；
In 6th step first after moist triangle magnesium pipe is cut to the triangle magnesium pipeline section of requirement up to specification by cutting machine,
It is arranged in pallet to being booked entire pallet, then is delivered to drying machine drying as dry triangle magnesium pipe, then directly progress the
The calcining of nine steps；
Pallet is the tile made of refractory material in 8th step, and length and width dimensions are consistent with thorax in calcining furnace, side
Marginal zone spacing frame；
9th step is Static Calcination 3 hours in 1700 DEG C of high temperature binary channels push-plate type electrical kilns；
Dryer is assembly line baking oven in 6th step.
Triangle magnesium pipe sintering method of the invention, high-purity magnesium oxide powder raw material are mixed by stirred tank and adhesive, water
It is triangle magnesium pipe by extruder extrusion forming after closing stirring, cutting machine is delivered to after drying according to specification requirement cutting die,
It is fixed to fixed tri-prismoid magnesium pipe by 1700 DEG C of high temperature binary channels push-plate type electrical kiln sinterings, fixed branch can be provided for resistance wire
The triangle magnesium pipe of support improves magnesium powder consistency and draw rate；It can adapt to tinuous production demand, high degree of automation.
Specific embodiment
A kind of triangle magnesium pipe sintering method, comprising the following steps:
The high-purity magnesium oxide powder raw material of the first step, volume V1 is delivered in stirred tank, opens the rabbling mechanism rotation of stirred tank
Stirring；
Second step, the tap water of volume V2 are delivered to stirred tank, and rabbling mechanism continues Stirring；
Third step, the adhesive of volume V3 are delivered to stirred tank, and rabbling mechanism continues Stirring；
4th step, rabbling mechanism continue Stirring for a period of time, shut down rabbling mechanism, open cylinder and drive pressing plate to moving down
It is dynamic, mixture is squeezed out from discharge port；
5th step, mixture are delivered to extruder, and extrusion molding is moist triangle magnesium pipe；
6th step, moist triangle magnesium pipe are delivered to drying machine drying as dry triangle magnesium pipe；
7th step is cut to the triangle magnesium pipeline section of requirement up to specification through cutting machine；
8th step, triangle magnesium pipeline section arrange in pallet, until being booked entire pallet, convey；
9th step, it is fixed-type that entire pallet triangle magnesium pipeline section is delivered to calcining furnace calcining；
Tenth step, compressed air purging remove floating powder, storage.
The first step, second step, V1:V2:V3=100:2.5~3.5:3 in third step, both can ensure that subsequent extrusion molding
Effect, while it being able to maintain good plasticity again, moreover it is possible to there is excellent insulation performance and heat-conductive characteristic.
Adhesive uses heat-conducting glue.
Rabbling mechanism continues that Stirring is emerged to no bubble or rabbling mechanism continues Stirring 15 in 4th step
~20 minutes, it is ensured that stirring is abundant.
Extruder is screw-type extruder in 5th step, adapts to continuous extrusion production technology.
In 6th step first after moist triangle magnesium pipe is cut to the triangle magnesium pipeline section of requirement up to specification by cutting machine,
It is arranged in pallet to being booked entire pallet, then is delivered to drying machine drying as dry triangle magnesium pipe, then directly progress the
The calcining of nine steps；It prevents having dust from flying when cutting off again after drying, reduces air pollution.
Pallet is the tile made of refractory material in 8th step, and length and width dimensions are consistent with thorax in calcining furnace, side
Marginal zone spacing frame, prevent transmission process intermediate cam shape magnesium pipe movement fall, while pallet can high temperature resistant, adapt to calcining furnace in
High-temperature calcination environment.
The calcination process of 9th step is Static Calcination 3 hours in 1700 DEG C of high temperature binary channels push-plate type electrical kilns, and it is fixed to fix
Type is triangular prism shaped magnesium pipe, and sintering effect is good.
Dryer is that assembly line baking oven can be toasted continuously and uninterruptedly by segmentally heating in 6th step.
Triangle magnesium pipe sintering method of the invention, high-purity magnesium oxide powder raw material are mixed by stirred tank and adhesive, water
It is triangle magnesium pipe by extruder extrusion forming after closing stirring, cutting machine is delivered to after drying according to specification requirement cutting die,
It is fixed to fixed tri-prismoid magnesium pipe by 1700 DEG C of high temperature binary channels push-plate type electrical kiln sinterings, fixed branch can be provided for resistance wire
The triangle magnesium pipe of support improves magnesium powder consistency and draw rate；It can adapt to tinuous production demand, high degree of automation.
Claims (8)
1. a kind of triangle magnesium pipe sintering method, it is characterised in that: the following steps are included:
The high-purity magnesium oxide powder raw material of the first step, volume V1 is delivered in stirred tank, opens the rabbling mechanism rotation of stirred tank
Stirring；
Second step, the tap water of volume V2 are delivered to stirred tank, and rabbling mechanism continues Stirring；
Third step, the adhesive of volume V3 are delivered to stirred tank, and rabbling mechanism continues Stirring；
4th step, rabbling mechanism continue Stirring for a period of time, shut down rabbling mechanism, open cylinder and drive pressing plate to moving down
It is dynamic, mixture is squeezed out from discharge port；
5th step, mixture are delivered to extruder, and extrusion molding is moist triangle magnesium pipe；
6th step, moist triangle magnesium pipe are delivered to drying machine drying as dry triangle magnesium pipe；
7th step is cut to the triangle magnesium pipeline section of requirement up to specification through cutting machine；
8th step, triangle magnesium pipeline section arrange in pallet, until being booked entire pallet, convey；
9th step, it is fixed-type that entire pallet triangle magnesium pipeline section is delivered to calcining furnace calcining；
Tenth step, compressed air purging remove floating powder, storage.
2. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: the first step, second step, third step
In V1:V2:V3=100:2.5~3.5:3.
3. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: rabbling mechanism continues in the 4th step
Stirring is emerged to no bubble or rabbling mechanism continues Stirring 15~20 minutes.
4. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: extruder is screw rod in the 5th step
Formula extruder.
5. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: first will through cutting machine in the 6th step
After moist triangle magnesium pipe is cut to the triangle magnesium pipeline section of requirement up to specification, arranged in pallet to being booked entire pallet,
It is delivered to drying machine drying again as dry triangle magnesium pipe, then directly carries out the calcining of the 9th step.
6. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: pallet is by fire resisting in the 8th step
Tile made of material, length and width dimensions are consistent with thorax in calcining furnace, marginal belt spacing frame.
7. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: the 9th step is double in 1700 DEG C of high temperature
Static Calcination 3 hours in the push-plate type electrical kiln of channel.
8. triangle magnesium pipe sintering method according to claim 1, it is characterised in that: dryer is flowing water in the 6th step
Line baking oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810946553.4A CN109020503A (en) | 2018-08-20 | 2018-08-20 | A kind of triangle magnesium pipe sintering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810946553.4A CN109020503A (en) | 2018-08-20 | 2018-08-20 | A kind of triangle magnesium pipe sintering method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109020503A true CN109020503A (en) | 2018-12-18 |
Family
ID=64631363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810946553.4A Pending CN109020503A (en) | 2018-08-20 | 2018-08-20 | A kind of triangle magnesium pipe sintering method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109020503A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5227105A (en) * | 1989-03-10 | 1993-07-13 | The Carborundum Company | Process for manufacturing ceramic tubes |
| CN1483650A (en) * | 2003-07-18 | 2004-03-24 | 陈红升 | Compound material support roller and preparation method thereof |
| CN102786293A (en) * | 2012-07-26 | 2012-11-21 | 汪长安 | Production method for magnesium oxide insulating preform for mineral heating cables |
| CN205061895U (en) * | 2015-10-21 | 2016-03-02 | 辽宁嘉顺化工科技有限公司 | Magnesium oxide cogeneration system |
| CN105367930A (en) * | 2014-08-06 | 2016-03-02 | 焦作灏通管业科技有限公司 | Highly weather-resistance co-extruding material PVC pipe and production method thereof |
-
2018
- 2018-08-20 CN CN201810946553.4A patent/CN109020503A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5227105A (en) * | 1989-03-10 | 1993-07-13 | The Carborundum Company | Process for manufacturing ceramic tubes |
| CN1483650A (en) * | 2003-07-18 | 2004-03-24 | 陈红升 | Compound material support roller and preparation method thereof |
| CN102786293A (en) * | 2012-07-26 | 2012-11-21 | 汪长安 | Production method for magnesium oxide insulating preform for mineral heating cables |
| CN105367930A (en) * | 2014-08-06 | 2016-03-02 | 焦作灏通管业科技有限公司 | Highly weather-resistance co-extruding material PVC pipe and production method thereof |
| CN205061895U (en) * | 2015-10-21 | 2016-03-02 | 辽宁嘉顺化工科技有限公司 | Magnesium oxide cogeneration system |
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| Date | Code | Title | Description |
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| 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 |
Application publication date: 20181218 |
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| RJ01 | Rejection of invention patent application after publication |