CN114163107A - Method and device for manufacturing ultrathin flexible glass riser heater by overflow method - Google Patents
Method and device for manufacturing ultrathin flexible glass riser heater by overflow method Download PDFInfo
- Publication number
- CN114163107A CN114163107A CN202111666719.5A CN202111666719A CN114163107A CN 114163107 A CN114163107 A CN 114163107A CN 202111666719 A CN202111666719 A CN 202111666719A CN 114163107 A CN114163107 A CN 114163107A
- Authority
- CN
- China
- Prior art keywords
- inner core
- heating wire
- cylinder
- cylinder inner
- tile
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000011521 glass Substances 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 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 20
- 238000004804 winding Methods 0.000 claims abstract description 19
- 239000000945 filler Substances 0.000 claims abstract description 18
- 239000011819 refractory material Substances 0.000 claims abstract description 14
- 230000009969 flowable effect Effects 0.000 claims description 14
- 238000007711 solidification Methods 0.000 claims description 13
- 230000008023 solidification Effects 0.000 claims description 13
- 229910052697 platinum Inorganic materials 0.000 claims description 9
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 6
- 230000008602 contraction Effects 0.000 claims description 3
- 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
- 238000001514 detection method Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
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 producing an ultrathin flexible glass riser heater by an overflow method, wherein an expansible and contractible cylinder inner core is firstly manufactured as a winding die, the cylinder inner core is manufactured into different sizes according to different requirements, spiral grooves with required winding quantity are carved on the cylinder inner core, heating wires are wound on the expansible and contractible cylinder inner core, a wire outlet end is reserved, the wound expansible and contractible cylinder inner core and the heating wires are placed in an outer side refractory material with a distance of 20mm from the heating wires, then alumina hollow spheres or other solidifiable refractory materials are used for filling, after the filler is completely solidified, the expansible and contractible cylinder inner core is reduced, the distance between the expansible and contractible cylinder inner core and a platinum wire is secondarily filled, after the filler is completely solidified, the reduced expansible and contractible cylinder inner core is taken down, and a riser indirect heater with a heating wire is arranged inside.
Description
Technical Field
The invention belongs to a mechanical structure of glass separation production equipment, and particularly relates to a manufacturing technology of a platinum channel vertical pipe heater for producing flexible glass (UTG glass).
Background
With the development of ultrathin flexible UTG glass, UTG glass is thin and light and has less material consumption, UTG glass produced by an overflow method is started, devices such as a smelting furnace, a channel and the like are adopted for hot end devices for producing UTG glass by the overflow method, and the invention relates to a platinum channel indirect riser indirect heater of UTG glass overflow method production devices, wherein the riser indirect heater is mainly used for a channel liquid level detection position, a feeding exhaust position and the like.
Disclosure of Invention
The invention aims to provide a method and a device for manufacturing an ultrathin flexible glass riser heater by an overflow method, wherein a riser indirect heater is mainly used for UTG glass channel liquid level detection positions, feeding and exhausting positions and the like.
The technical scheme of the invention is as follows:
a manufacturing method for producing an ultrathin flexible glass riser heater by an overflow method is characterized by comprising the following steps:
(1) the cylindrical inner core capable of expanding and contracting is arranged, and a spiral groove for winding the heating wire is formed in the cylindrical inner core;
(2) winding the heating wire on the spiral groove and reserving an outlet wire;
(3) sleeving the outer side refractory material outside the inner core of the cylinder wound with the heating wire, adjusting the distance between the heating wire and the outer side refractory material, and filling the flowable solidification filler into the inner core;
(4) after the flowable solidification filler is completely solidified, reducing the inner core of the cylinder to leave the heating wire for a little clearance, and pouring the flowable solidification filler into the clearance;
(5) removing the cylinder core after the flowable solidification filler is solidified.
The manufacturing method of the heater of the ultrathin flexible glass vertical pipe produced by the overflow method is characterized in that the heating wire is a platinum heating wire.
The manufacturing method of the ultrathin flexible glass riser heater produced by the overflow method is characterized in that the flowable solidification filler is an aluminum hydroxide hollow sphere.
The manufacturing method of the heater of the ultrathin flexible glass stand pipe produced by the overflow method is characterized in that the expansible and contractible inner core of the cylinder consists of a plurality of arc-shaped tiles, and gaps are reserved among the tiles when the circular winding is formed into the cylinder; when the tile is used, the lower end of the tile is plugged into the cone frustum to expand the tile for positioning, and when the tile needs to be contracted, the cone frustum is withdrawn.
The manufacturing method of the heater of the ultrathin flexible glass stand pipe produced by the overflow method is characterized in that the distance between the heating wire and the refractory material on the outer side in the step (3) is 20 mm.
A device for manufacturing an ultrathin flexible glass riser heater by an overflow method is characterized by comprising a plurality of arc-shaped tiles, wherein when a round winding is formed into a cylinder, 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 drawing machine also comprises a cone frustum, when in use, the lower end of the cylinder is plugged into the cone frustum to expand and position the tile, and when in need of contraction, the cone frustum is withdrawn.
The invention can be used for manufacturing multilayer and single-layer riser indirect heaters, and the riser indirect heater with built-in heating wires is made of platinum heating wires and refractory materials.
The invention firstly manufactures the expansible and contractible cylinder inner core as a winding die, the cylinder inner core is manufactured into spiral grooves with required winding wire quantity according to different requirements, if the outgoing wire of the heater is arranged at one end, a double spiral groove is used, if the outgoing wire is manufactured at two ends, a single spiral groove is manufactured, and the spiral grooves ensure the distance between the heating wires. In order to take out the inner core of the cylinder conveniently, the spiral groove is not too deep, and the winding wire can not move when being clamped, and the diameter is about 1-3 mm. The depth can also be determined according to the size of the expansion and contraction. Winding a heating wire on an expandable and contractible cylinder inner core, reserving an outlet end, placing the wound expandable and contractible cylinder inner core and the heating wire into an outer side refractory material with a distance of 20mm from the heating wire, filling the outer side refractory material with an alumina hollow sphere or other solidifiable refractory materials, reducing the expandable and contractible cylinder inner core after a filler is completely solidified, secondarily filling the distance between the expandable and contractible cylinder inner core and a platinum wire, taking down the reduced expandable and contractible cylinder inner core after the filler is completely solidified, and finishing the process by using a built-in heating wire type vertical pipe 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
A manufacturing method for producing an ultrathin flexible glass riser heater by an overflow method is characterized by comprising the following steps:
(1) an expandable and contractible inner cylinder core 2 is arranged, and a spiral groove 6 for winding a platinum heating wire 5 is arranged on the inner cylinder core; the expandable and contractible cylinder inner core 2 consists of a plurality of arc-shaped tiles, and gaps 10 are left 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 frustum 11 to expand the tile for positioning, and when the tile needs to be contracted, the cone frustum 11 is withdrawn.
(2) Winding a platinum heating wire 5 on the spiral groove 6, and reserving outgoing wires 1 and 7 with one-degree length; the spiral groove 6 can adopt a single spiral groove structure or a double spiral groove structure as required.
(3) Sleeving the outer side refractory material 4 outside the cylindrical inner core 2 wound with the platinum heating wire 5, adjusting the distance 8 between the platinum heating wire 5 and the outer side refractory material 4, and filling a flowable solidification filler, namely an aluminum hydroxide hollow ball 3 into the cylindrical inner core;
(4) after the flowable solidification filler aluminum hydroxide hollow spheres 3 are completely solidified, withdrawing the truncated cone 11 for a little distance, reducing the inner core 2 of the cylinder away from the heating wire for a little clearance 9, and pouring the flowable solidification filler aluminum hydroxide hollow spheres 3 into the clearance 9;
and (5) taking down the cylindrical inner core 2 after the flowable solidification filler aluminum hydroxide hollow spheres 3 are solidified.
Claims (6)
1. A manufacturing method for producing an ultrathin flexible glass riser heater by an overflow method is characterized by comprising the following steps:
(1) the cylindrical inner core capable of expanding and contracting is arranged, and a spiral groove for winding the heating wire is formed in the cylindrical inner core;
(2) winding the heating wire on the spiral groove and reserving an outlet wire;
(3) sleeving the outer side refractory material outside the inner core of the cylinder wound with the heating wire, adjusting the distance between the heating wire and the outer side refractory material, and filling the flowable solidification filler into the inner core;
(4) after the flowable solidification filler is completely solidified, reducing the inner core of the cylinder to leave the heating wire for a little clearance, and pouring the flowable solidification filler into the clearance;
(5) removing the cylinder core after the flowable solidification filler is solidified.
2. The method for manufacturing an ultrathin flexible glass riser heater by the overflow method as claimed in claim 1, wherein the heating wires are platinum heating wires.
3. The method of claim 1, wherein the flowable, settable filler is hollow spheres of aluminum hydroxide.
4. The method of claim 1, wherein the collapsible cylindrical core comprises a plurality of arcuate tiles, and wherein the tiles are spaced apart from one another when the cylindrical winding is formed; when the tile is used, the lower end of the tile is plugged into the cone frustum to expand the tile for positioning, and when the tile needs to be contracted, the cone frustum is withdrawn.
5. The method for manufacturing an ultrathin flexible glass riser heater by an overflow method as claimed in claim 1, wherein the distance between the heating wire and the outer refractory material in the step (3) is 20 mm.
6. A device for manufacturing an ultrathin flexible glass riser heater by an overflow method is characterized by comprising a plurality of arc-shaped tiles, wherein when a round winding is formed into a cylinder, 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 drawing machine also comprises a cone frustum, when in use, the lower end of the cylinder is plugged into the cone frustum to expand and position the tile, and when in need of contraction, 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 true CN114163107A (en) | 2022-03-11 |
| CN114163107B CN114163107B (en) | 2023-12-15 |
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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 * |
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| Publication number | Publication date |
|---|---|
| CN114163107B (en) | 2023-12-15 |
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