CN114163107B - Method and device for manufacturing ultrathin flexible glass vertical pipe heater by overflow method - Google Patents
Method and device for manufacturing ultrathin flexible glass vertical pipe heater by overflow method Download PDFInfo
- Publication number
- CN114163107B CN114163107B CN202111666719.5A CN202111666719A CN114163107B CN 114163107 B CN114163107 B CN 114163107B CN 202111666719 A CN202111666719 A CN 202111666719A CN 114163107 B CN114163107 B CN 114163107B
- Authority
- CN
- China
- Prior art keywords
- inner core
- heating wire
- cylindrical inner
- tile
- manufacturing
- 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.)
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- 239000011521 glass Substances 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims abstract description 18
- 239000011819 refractory material Substances 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims abstract description 15
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 10
- 230000009969 flowable effect Effects 0.000 claims description 14
- 238000007711 solidification Methods 0.000 claims description 8
- 230000008023 solidification Effects 0.000 claims description 8
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical group [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
- C03B17/064—Forming glass sheets by the overflow downdraw fusion process; Isopipes therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/18—Stirring devices; Homogenisation
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/02—Forehearths, i.e. feeder channels
- C03B7/06—Means for thermal conditioning or controlling the temperature of the glass
- C03B7/07—Electric means
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses a method and a device for manufacturing an ultrathin flexible glass riser heater by an overflow method, which comprises the steps of firstly manufacturing a collapsible cylindrical inner core as a winding mould, manufacturing the cylindrical inner core according to different requirements, engraving spiral grooves with the required quantity of wound wires on the cylindrical inner core, winding a heating wire on the collapsible cylindrical inner core, reserving a wire outlet end, putting the wound collapsible cylindrical inner core and the heating wire into an outer refractory material with a distance of 20mm from the heating wire, filling the outer refractory material with an alumina hollow ball or other solidifiable refractory materials, shrinking the collapsible cylindrical inner core after the filler is completely solidified, secondarily filling the distance between the collapsible cylindrical inner core and platinum wires, taking down the collapsible cylindrical inner core after the filler is completely solidified, and completing the indirect heater of the riser with the built-in heating wire.
Description
Technical Field
The invention belongs to a mechanical structure of glass separation production equipment, and particularly relates to a manufacturing technology for a riser heater of a platinum channel for producing flexible glass (UTG glass).
Background
With the development of ultrathin flexible UTG glass, UTG glass is thin and light, less material is used, UTG glass produced by an overflow method is still started, UTG glass hot end equipment produced by the overflow method adopts equipment such as a melting furnace, a channel and the like, and the invention relates to a platinum channel indirect riser indirect heater of UTG glass overflow method production equipment.
Disclosure of Invention
The invention aims to provide a manufacturing method and a device for producing an ultrathin flexible glass riser heater by an overflow method, wherein the riser indirect heater is mainly used for detecting the liquid level of a UTG glass channel, feeding and exhausting the liquid level and the like.
The technical scheme of the invention is as follows:
the manufacturing method of the ultrathin flexible glass riser heater produced by the overflow method is characterized by comprising the following steps of:
(1) A collapsible cylindrical inner core is arranged, and a spiral groove for winding a heating wire is formed in the cylindrical inner core;
(2) Winding the heating wire on the spiral groove, and keeping a wire outlet;
(3) Sleeving the outer refractory material outside the cylindrical inner core around which the heating wire is wound, adjusting the distance between the heating wire and the outer refractory material, and filling the flowable solidification filler into the outer refractory material;
(4) After the flowable solidification filler is completely solidified, the cylindrical inner core is reduced to leave a gap of a point of the heating wire, and the flowable solidification filler is used for pouring the gap;
(5) removing the cylindrical core after the flowable setting filler sets.
The manufacturing method of the ultrathin flexible glass riser heater produced by the overflow method is characterized in that the heating wire is a platinum heating wire.
The overflow method for producing the ultrathin flexible glass riser heater is characterized in that the flowable solidification filler is aluminum hydroxide hollow spheres.
The manufacturing method of the ultrathin flexible glass riser heater produced by the overflow method is characterized in that the collapsible cylindrical inner core consists of a plurality of arc-shaped tiles, and gaps are reserved among the tiles when the circular winding forms a cylinder; when in use, the lower end of the tile is plugged into the cone frustum, the tile is expanded and positioned, and when the tile needs to be contracted, the cone frustum is withdrawn.
The manufacturing method of the ultrathin flexible glass vertical pipe heater produced by the overflow method is characterized in that the distance between the heating wire and the outer refractory material in the step (3) is 20mm.
The device for manufacturing the ultrathin flexible glass riser heater by using the overflow method is characterized by comprising a plurality of arc-shaped tiles, wherein gaps are reserved among the tiles when a round winding is formed into a cylinder, and a spiral groove for winding a heating wire is carved on the outer side of the cylinder; the tile is characterized by further comprising a cone frustum, when the tile is used, the lower end of the cylinder is plugged into the cone frustum, the tile is expanded and positioned, and when the tile is required to be contracted, the cone frustum is withdrawn.
The invention can be used for manufacturing multi-layer and single-layer riser indirect heaters, and the riser indirect heater with the built-in heating wire is manufactured by adopting a platinum heating wire and a refractory material.
The invention firstly makes a collapsible cylindrical inner core as a winding mould, the cylindrical inner core is made into a size according to different requirements, the cylindrical inner core is engraved with spiral grooves with required quantity of wires, if a heater is provided with a double-spiral wire groove at one end, if the heater is provided with wires at two ends, the heater is provided with a single-spiral groove, and the spiral grooves ensure the interval between heating wires. In order to facilitate taking the cylindrical inner core, the spiral groove is not too deep, and the spiral groove can be clamped and wound without moving, and the length is about 1-3 mm. The depth may also be sized according to the collapsing dimensions. Winding a heating wire on a collapsible cylindrical inner core, reserving a wire outlet end, putting the wound collapsible cylindrical inner core and the heating wire into an outer refractory material with a distance of 20mm from the heating wire, filling with an alumina hollow ball or other solidifiable refractory materials, shrinking the collapsible cylindrical inner core after the filler is completely solidified, secondarily filling the distance between the collapsible cylindrical inner core and the platinum wire, taking down the collapsible cylindrical inner core after the filler is completely solidified, and completing the internal heating wire type riser indirect heater.
Drawings
Fig. 1 is a cross-sectional structural view of the present invention.
Fig. 2 is a schematic diagram of a manufacturing state of the present invention.
Detailed Description
The manufacturing method of the ultrathin flexible glass riser heater produced by the overflow method is characterized by comprising the following steps of:
(1) A collapsible cylindrical inner core 2 is arranged, and a spiral groove 6 for winding a platinum heating wire 5 is arranged on the cylindrical inner core; the collapsible cylindrical inner core 2 consists of a plurality of arc-shaped tiles, and gaps 10 are reserved among the tiles when the circular winding is formed into a cylinder; when in use, the lower end of the tile is plugged into the cone table 11, the tile is expanded and positioned, and when the tile needs to be contracted, the cone table 11 is withdrawn.
(2) Winding a platinum heating wire 5 on a spiral groove 6, and leaving outgoing wires 1 and 7 with a length of one degree; the spiral groove 6 may be a single spiral groove or a double spiral groove structure as required.
(3) Sleeving an outer refractory material 4 outside a cylindrical inner core 2 wound with a platinum heating wire 5, adjusting the interval 8 between the platinum heating wire 5 and the outer refractory material 4, and filling a flowable solidification filler aluminum hydroxide hollow sphere 3;
(4) After the aluminum hydroxide hollow spheres 3 of the flowable and solidified filler are completely solidified, withdrawing the conical frustum 11 for a certain distance, reducing the cylindrical inner core 2 to leave a gap 9 of a heating wire, and pouring the aluminum hydroxide hollow spheres 3 of the flowable and solidified filler into the gap 9;
(5) taking down the cylindrical inner core 2 after the flowable setting filler aluminum hydroxide hollow sphere 3 is set.
Claims (4)
1. The manufacturing method of the ultrathin flexible glass riser heater produced by the overflow method is characterized by comprising the following steps of:
(1) A collapsible cylindrical inner core is arranged, and a spiral groove for winding a heating wire is formed in the cylindrical inner core;
(2) Winding the heating wire on the spiral groove, and keeping a wire outlet;
(3) Sleeving an outer refractory material outside a cylindrical inner core around which a heating wire is wound, adjusting the distance between the heating wire and the outer refractory material, and filling a flowable solidification filler into the outer refractory material;
(4) After the flowable solidification filler is completely solidified, the cylindrical inner core is reduced to leave a gap at a point of the heating wire, and then the flowable solidification filler is poured into the gap;
(5) Taking down the cylindrical inner core after the flowable setting filler sets;
the flowable setting filler is aluminum hydroxide hollow spheres;
the collapsible cylinder inner core consists of a plurality of arc-shaped tiles, and gaps are reserved among the tiles when the inner core surrounds the cylinder; when in use, the lower end of the tile is plugged into the cone frustum, the tile is expanded and positioned, and when the tile needs to be contracted, the cone frustum is withdrawn.
2. The method for manufacturing the ultrathin flexible glass riser heater by using the overflow method according to claim 1, wherein the heating wire is a platinum heating wire.
3. The method of manufacturing an ultra-thin flexible glass riser heater by overflow process according to claim 1, wherein the distance between the heating wire and the outer refractory material in step (3) is 20mm.
4. The device for manufacturing the ultrathin flexible glass riser heater by using the overflow method is characterized by comprising a cylinder formed by surrounding a plurality of arc-shaped tiles, gaps are reserved among the tiles, and a spiral groove for winding a heating wire is carved on the outer side of the cylinder; the tile is characterized by further comprising a cone frustum, when the tile is used, the lower end of the cylinder is plugged into the cone frustum, the tile is expanded and positioned, and when the tile is required to be contracted, the cone frustum is withdrawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111666719.5A CN114163107B (en) | 2021-12-31 | 2021-12-31 | Method and device for manufacturing ultrathin flexible glass vertical pipe heater by overflow method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111666719.5A CN114163107B (en) | 2021-12-31 | 2021-12-31 | Method and device for manufacturing ultrathin flexible glass vertical pipe heater by overflow method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114163107A CN114163107A (en) | 2022-03-11 |
| CN114163107B true CN114163107B (en) | 2023-12-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111666719.5A Active CN114163107B (en) | 2021-12-31 | 2021-12-31 | Method and device for manufacturing ultrathin flexible glass vertical pipe heater by overflow method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114163107B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2907870A1 (en) * | 1979-03-01 | 1980-09-04 | Hotset Heizpatronen U Zubehoer | Tubular heater with U=shaped resistance heating filament - has ceramic spacer in metal tube which is compressed to close all internal spaces |
| JPH01104454A (en) * | 1987-10-19 | 1989-04-21 | Toyota Motor Corp | Method and apparatus for casting thin cast product |
| JP2016134240A (en) * | 2015-01-16 | 2016-07-25 | 中外商工株式会社 | Heater and method of manufacturing heater |
| CN211339268U (en) * | 2019-09-29 | 2020-08-25 | 彩虹显示器件股份有限公司 | Liquid level pipe heat preservation device of flat glass platinum passageway cooling section |
| CN112537903A (en) * | 2020-11-30 | 2021-03-23 | 彩虹显示器件股份有限公司 | Platinum channel straight tube type heater filling structure and method |
-
2021
- 2021-12-31 CN CN202111666719.5A patent/CN114163107B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2907870A1 (en) * | 1979-03-01 | 1980-09-04 | Hotset Heizpatronen U Zubehoer | Tubular heater with U=shaped resistance heating filament - has ceramic spacer in metal tube which is compressed to close all internal spaces |
| JPH01104454A (en) * | 1987-10-19 | 1989-04-21 | Toyota Motor Corp | Method and apparatus for casting thin cast product |
| JP2016134240A (en) * | 2015-01-16 | 2016-07-25 | 中外商工株式会社 | Heater and method of manufacturing heater |
| CN211339268U (en) * | 2019-09-29 | 2020-08-25 | 彩虹显示器件股份有限公司 | Liquid level pipe heat preservation device of flat glass platinum passageway cooling section |
| CN112537903A (en) * | 2020-11-30 | 2021-03-23 | 彩虹显示器件股份有限公司 | Platinum channel straight tube type heater filling structure and method |
Non-Patent Citations (1)
| Title |
|---|
| G.曼格斯著.《塑料注射成型模具的设计与制造》.中国轻工业出版社,1993,(第1版),第229-231页. * |
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| Publication number | Publication date |
|---|---|
| CN114163107A (en) | 2022-03-11 |
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