CN111072259A - Device and method for propelling upper and lower electrodes of glass kiln - Google Patents
Device and method for propelling upper and lower electrodes of glass kiln Download PDFInfo
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- CN111072259A CN111072259A CN201911399296.8A CN201911399296A CN111072259A CN 111072259 A CN111072259 A CN 111072259A CN 201911399296 A CN201911399296 A CN 201911399296A CN 111072259 A CN111072259 A CN 111072259A
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- electrode
- lower electrode
- propelling
- pressing plate
- pressure plate
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- 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
- C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
- C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
- C03B5/03—Tank furnaces
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
A glass kiln upper and lower electrode propelling device and a method thereof are provided, the device comprises: the pressing plate connecting frame and the pushing screw rod; the upper-layer electrode is fixedly connected with an upper water cooling plate at the rear end in the propelling direction, and the upper water cooling plate is fixedly connected with an upper electrode pressing plate at the rear end in the propelling direction; the rear end of the lower electrode in the propelling direction is fixedly connected with a lower water cooling plate, and the rear end of the lower water cooling plate in the propelling direction is fixedly connected with a lower electrode pressing plate; the two ends of the pressure plate connecting frame are respectively and fixedly connected with the upper electrode pressure plate and the lower electrode pressure plate; the pushing screw is in threaded connection with the support frame and is pressed on the upper electrode pressing plate and/or the lower electrode pressing plate. The method ensures the accuracy of the kiln electrode propulsion by stepping propulsion, reduces the propulsion error, prevents larger error caused by one-time propulsion, and reduces the propulsion error in the process of the propulsion of the upper electrode and the lower electrode.
Description
Technical Field
The invention relates to the technical field of substrate glass manufacturing, in particular to a propelling device and a propelling method for upper and lower electrodes of a glass kiln.
Background
In the production and manufacturing process of glass substrates, a kiln pool is a key device for melting glass batch materials to form molten glass. When the novel high-performance glass (such as liquid crystal basic glass, screen protection glass and LTPS glass) is manufactured, a hot top type electric melting or electric boosting kiln is adopted in a kiln in a production line, current is introduced into glass liquid through electrodes, and the glass liquid between the two electrodes generates joule heat under the action of alternating current after electrification, so that the purposes of fully melting glass batch, preventing the lower layer of the glass liquid from being retained at a lower temperature for a long time and adjusting the temperature are achieved.
In the heating process of electric melting, due to the combined action of the chemical purity, the metallographic structure, the surface characteristics, the initial protective layer, the mechanical stress in the manufacturing and processing process and the like of the electrode, the solute temperature, the current density, the chemical composition of glass and the like of molten glass, the electrode of the furnace is corroded, the joule heat generated by the increase of the electrode distance is reduced, the melting requirement of the molten glass of the furnace cannot be met, and the electrode needs to be pushed into the furnace to meet the specified requirement of the electrode distance of the furnace. At present, the kiln electrode is pushed in a layered mode through the cross rotation of six screws, the process of pushing the kiln electrode in the layered mode is complex, large pushing errors are easy to generate, the upper water cooling plate and the lower water cooling plate divide the kiln electrode into an upper layer and a lower layer, and the upper layer and the lower layer of the kiln electrode are pushed in the pushing process due to the fact that the upper layer and the lower layer of the kiln electrode are pushed in the layered mode, so that the upper layer and the lower layer of the kiln electrode are not pushed in the pushing process, dislocation occurs, the propelling effect cannot be achieved, and meanwhile the service life of the electrode.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a device and a method for propelling upper and lower electrodes of a glass kiln. The device is simple to operate, can avoid the kiln electrode to promote the in-process upper electrode and lower floor's electrode dislocation phenomenon to appear, and the electrode impels visually, has reduced the propulsion error of kiln electrode propulsion in-process.
The invention is realized by the following technical scheme:
a glass kiln upper and lower layer electrode propelling device comprises: the pressing plate connecting frame and the pushing screw rod;
the upper-layer electrode is fixedly connected with an upper water cooling plate at the rear end in the propelling direction, and the upper water cooling plate is fixedly connected with an upper electrode pressing plate at the rear end in the propelling direction; the rear end of the lower electrode in the propelling direction is fixedly connected with a lower water cooling plate, and the rear end of the lower water cooling plate in the propelling direction is fixedly connected with a lower electrode pressing plate; the two ends of the pressure plate connecting frame are respectively and fixedly connected with the upper electrode pressure plate and the lower electrode pressure plate; the pushing screw is in threaded connection with the support frame and is pressed on the upper electrode pressing plate and/or the lower electrode pressing plate.
Preferably, the device further comprises a screwing nut, wherein the screwing nut is connected to the pushing screw and is positioned at one end, far away from the pressure plate connecting frame, of the relative supporting frame.
Preferably, the pressure plate connecting frame is rigidly connected with the upper electrode pressure plate and the lower electrode pressure plate.
Preferably, two ends of the upper electrode pressure plate exceed the upper electrode and the upper water cooling plate, and two ends of the lower electrode pressure plate exceed the lower electrode and the lower water cooling plate; two pressing plate connecting frames are respectively arranged on two sides of the upper electrode and the lower electrode, and two ends of each pressing plate connecting frame are respectively connected to the end parts of the upper electrode pressing plate and the lower electrode pressing plate on the same side.
Preferably, the pushing screw is pressed against the connecting position of the pressure plate connecting frame and the upper electrode pressure plate and/or the connecting position of the pressure plate connecting frame and the lower electrode pressure plate.
Preferably, the scale ruler is installed on support frame upper portion, goes up water-cooling plate upper portion and installs the scale pointer, and the directional scale ruler of scale pointer.
A propulsion method of upper and lower electrodes of a glass kiln is based on any one of the propulsion devices of the upper and lower electrodes of the glass kiln, and comprises the following steps:
step 1: calculating the total propelling distance M of the kiln electrode according to the using condition of the kiln electrode;
step 2: calculating to obtain the advancing step number N according to the total advancing distance M of the electrodes of the kiln and the advancing distance set in each step;
and step 3: according to the advancing distance of the upper electrode and the lower electrode in each step, the scale ruler and the scale pointer are contrasted, the advancing screw is rotated to apply a pushing force, the pressing plate connecting frame drives the upper electrode pressing plate and the lower electrode pressing plate to move simultaneously, and the upper electrode and the lower electrode are pushed to advance simultaneously;
and 4, step 4: and (5) repeating the step (3) and sequentially advancing step by step until the advancing distance between the upper electrode and the lower electrode reaches M.
Preferably, in step 4, after the distance between the upper electrode and the lower electrode reaches M, the tightening nut is tightened.
Preferably, the two pressure plate connecting frames are respectively connected with the two ends of the upper electrode pressure plate and the lower electrode pressure plate on the same side; and when the four propelling screws are respectively and correspondingly pressed at the four connecting positions, sequentially and crossly rotating the propelling screws according to diagonal lines in the step 3 to synchronously propel the upper electrode and the lower electrode.
Preferably, in the step 3, the pushing screw rod is simultaneously rotated to synchronously push the upper electrode and the lower electrode.
Compared with the prior art, the invention has the following beneficial technical effects:
according to the glass kiln upper and lower electrode propelling device, the electrode pressing plate and the water cooling plate are connected into a whole up and down through the pressing plate connecting frame, so that the phenomenon of dislocation of the upper electrode and the lower electrode in the process of propelling the kiln electrode by the propelling screw is avoided.
Further, the furnace electrode pushing device further comprises a screwing nut, the screwing nut is connected to the pushing screw and located at one end, far away from the pressing plate connecting frame, of the relative supporting frame, and after pushing is completed, the furnace electrode cannot be pushed inwards by screwing the screwing nut.
Furthermore, the pressing plate connecting frame is rigidly connected with the upper electrode pressing plate and the lower electrode pressing plate, so that the connection stability is high.
Furthermore, two ends of the upper electrode pressure plate exceed the upper electrode and the upper water cooling plate, and two ends of the lower electrode pressure plate exceed the lower electrode and the lower water cooling plate; two pressing plate connecting frames are respectively arranged on two sides of the upper electrode and the lower electrode, and two ends of each pressing plate connecting frame are respectively connected to the end parts of the upper electrode pressing plate and the lower electrode pressing plate on the same side. The simultaneity and the stability in the propelling process are ensured.
Furthermore, the pushing screw is pressed against the connecting position of the pressure plate connecting frame and the upper electrode pressure plate and/or the connecting position of the pressure plate connecting frame and the lower electrode pressure plate. The rigidity of the connecting part is high, and the accuracy of the propelling distance is ensured.
Furthermore, a scale ruler is installed on the upper portion of the support frame, a scale pointer is installed on the upper portion of the upper water cooling plate, and the scale pointer points to the scale ruler. The propelling distance is visualized, and the propelling error in the propelling process of the upper electrode and the lower electrode is reduced.
The propelling method of the upper and lower electrodes of the glass kiln is simple to operate, ensures the propelling accuracy of the electrodes of the kiln through step-by-step propelling, reduces propelling errors, prevents larger errors caused by one-step propelling, and reduces propelling errors in the propelling process of the upper and lower electrodes.
Furthermore, the two pressure plate connecting frames are respectively connected with the two ends of the upper electrode pressure plate and the lower electrode pressure plate on the same side; when the four pushing screws respectively correspond to the four connecting positions in a jacking mode, the pushing screws are sequentially and alternately rotated according to diagonal lines in the step 3 to synchronously push the upper electrode and the lower electrode, the operation space is guaranteed, and the pushing distance is more accurate.
Furthermore, in the step 3, the pushing screw rod is simultaneously rotated to synchronously push the upper electrode and the lower electrode, so that the operation time is saved.
Drawings
FIG. 1 is a front view of an electrode propelling device for upper and lower layers of a glass furnace;
FIG. 2 is a side view of an electrode propelling device for upper and lower layers of a glass furnace;
in the figure: 1 is the fixed end of the supporting frame; 2 is a supporting frame; 3 is a scale pointer; 4 is a graduated scale; 5 is a water-cooling plate fixing nut; 61 is an upper electrode pressure plate; 62 is a lower electrode pressure plate; 7, a screwing nut; 8 is a pressure plate connecting frame; 9 is a propelling screw; 10 is the lower fixed end of the support frame; 111 is an upper electrode; 112 is a lower electrode; 121 is an upper water cooling plate; and 122 is a lower water-cooling plate.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
The terms of orientation such as "upper, lower, left, right, top and bottom" used in the embodiments generally refer to "upper, lower, left, right, top and bottom" of the corresponding structure of the electrode propelling device on the upper layer and the lower layer of the glass kiln in the use state; "front and back" refers to the positional relationship relative to the glass furnace; the "advancing direction" refers to the direction in which the furnace electrode is pushed from the outside inwards with respect to the glass furnace.
The invention relates to a propelling device and a propelling method for upper and lower electrodes of a glass kiln. As shown in fig. 1 and 2, the upper water-cooling plate 121 and the lower water-cooling plate 122 divide the furnace electrode into an upper layer and a lower layer, the rear end of the upper layer electrode 111 is fixedly connected with the upper water-cooling plate 121 through a water-cooling plate fixing nut 5, the rear end of the upper water-cooling plate 121 is fixedly connected with an upper electrode pressing plate 61, the rear end of the lower layer electrode 112 is fixedly connected with the lower water-cooling plate 122 through a water-cooling plate fixing nut 5, and the rear end of the lower water-cooling plate 12 is; the two ends of the upper electrode pressing plate 61 exceed the upper electrode 111 and the upper water cooling plate 121, the two ends of the lower electrode pressing plate 62 exceed the lower electrode 112 and the lower water cooling plate 122, the pressing plate connecting frame 8 is arranged on the left side and the right side of the upper electrode 111 and the lower electrode 112, the two ends of the pressing plate connecting frame 8 are respectively connected to the end parts of the upper electrode pressing plate 61 and the lower electrode pressing plate 62 on the same side, and the electrodes, the electrode pressing plates and the water cooling plates are connected into a whole up and down through rigid connection. The pressing plate connecting frame 8 is made of steel materials with the same materials as the upper electrode pressing plate 61 and the lower electrode pressing plate 62, and the pressing plate connecting frame 8 rigidly connects the upper electrode pressing plate 61 and the lower electrode pressing plate 62 in a bolt welding hybrid connection mode.
The support frame 2 is fixed on the rear side of the pressure plate connecting frame 8, the upper fixed end 1 of the support frame is fixedly connected with the glass kiln, and the lower fixed end 10 of the support frame is fixedly connected with the bottom platform; the screwing nuts 7 are connected to the pushing screws 9 on the outer side of the support frame 2, the number of the screwing nuts 7 and the number of the pushing screws 9 are four, and the screwing nuts 7 and the pushing screws 9 are pressed against four connecting parts of the upper electrode pressing plate 61, the lower electrode pressing plate 62 and the pressing plate connecting frame 8; scale 4 is installed on support frame 2 upper portion, installs scale pointer 3 on going up water-cooling board 121, and scale pointer 3 points to scale 4.
In a specific embodiment, the method for driving the upper and lower electrodes of the glass kiln comprises the following steps:
step 1: calculating the total propelling distance M of the kiln electrode according to the using condition of the kiln electrode;
step 2: calculating to obtain the advancing step number N according to the total advancing distance M of the electrodes of the kiln and the advancing distance set in each step;
and step 3: according to the advancing distance of the upper electrode 111 and the lower electrode 112 in each step, the scale ruler 4 and the scale pointer 3 are contrasted, the advancing screw 9 is rotated to apply pushing force, the pressing plate connecting frame 8 drives the upper electrode pressing plate 61 and the lower electrode pressing plate 62 to move simultaneously, and the upper electrode 111 and the lower electrode 112 are pushed to advance simultaneously;
and 4, step 4: and (5) repeating the step 3, sequentially advancing in steps until the advancing distance between the upper electrode 111 and the lower electrode 112 reaches M, and then screwing the screwing nut 7.
The propulsion mode has two types: the first type is sequentially crossed and rotated for propulsion, four propulsion screws 9 are enclosed into a square shape, firstly two propulsion screws 9 on one diagonal are propelled, and then two propulsion screws 9 on the other diagonal are propelled, so that the device is suitable for environments with small operation space and the like; secondly, the pusher screw 9 is rotated simultaneously, which saves operating time.
In the pushing process of the upper electrode 111 and the lower electrode 112, the pushing screw 9 is rotated to push the upper electrode 111 and the lower electrode 112 to move; because the upper electrode pressing plate 61 and the lower electrode pressing plate 62 are rigidly connected by the pressing plate connecting frame 8, the upper electrode 111 and the lower electrode 112 can be integrally pushed, the phenomenon that the upper electrode 111 and the lower electrode 112 are staggered in the process of separately pushing is avoided, the inward pushing distance of the upper electrode 111 and the lower electrode 112 is determined by observing the position of the scale pointer 3 corresponding to the scale 4, and the pushing distance of the upper electrode 111 and the lower electrode 112 is visualized. The advancing distance of the kiln electrode is M, the advancing process of the kiln electrode is divided into N steps according to the practical situation and the reasonable advancing distance of the upper electrode 111 and the lower electrode 112 every time, the advancing distance is approximate to M/N every time, namely, the steps of pushing the upper electrode 111 and the lower electrode 112 are repeated for multiple times, the glass kiln electrode is advanced by adopting an integral spiral advancing mode which is step-by-step and multiple times, larger errors caused by one-time advancing are prevented, and the advancing errors in the advancing process of the upper electrode 111 and the lower electrode 112 of the kiln are reduced. After pushing, the screwing nut 7 is screwed tightly, so that the upper electrode 111 and the lower electrode 112 are prevented from being pushed inwards due to misoperation and the like after pushing is finished.
Claims (10)
1. The utility model provides a glass kiln lower floor electrode advancing device which characterized in that includes: a pressure plate connecting frame (8) and a pushing screw (9);
the upper-layer electrode (111) is fixedly connected with an upper water cooling plate (121) at the rear end in the propelling direction, and the upper water cooling plate (121) is fixedly connected with an upper electrode pressing plate (61) at the rear end in the propelling direction; the rear end of the lower electrode (112) in the propelling direction is fixedly connected with a lower water cooling plate (122), and the rear end of the lower water cooling plate (122) in the propelling direction is fixedly connected with a lower electrode pressing plate (62); two ends of the pressure plate connecting frame (8) are respectively and fixedly connected with an upper electrode pressure plate (61) and a lower electrode pressure plate (62); the pushing screw (9) is in threaded connection with the support frame (2), and the pushing screw (9) is pressed on the upper electrode pressing plate (61) and/or the lower electrode pressing plate (62).
2. The glass kiln upper and lower electrode propelling device according to claim 1, further comprising a screwing nut (7), wherein the screwing nut (7) is connected to the propelling screw (9) and is located at one end of the opposite support frame (2) far away from the pressure plate connecting frame (8).
3. The glass kiln upper and lower electrode propelling device according to claim 1, wherein the pressing plate connecting frame (8) is rigidly connected with the upper electrode pressing plate (61) and the lower electrode pressing plate (62).
4. The glass kiln upper and lower electrode propelling device according to claim 1, wherein two ends of the upper electrode pressing plate (61) are arranged beyond the upper electrode (111) and the upper water cooling plate (121), and two ends of the lower electrode pressing plate (62) are arranged beyond the lower electrode (112) and the lower water cooling plate (122); the two pressing plate connecting frames (8) are respectively arranged on two sides of the upper electrode (111) and the lower electrode (112), and two ends of the pressing plate connecting frames (8) are respectively connected to the end parts of the upper electrode pressing plate (61) and the lower electrode pressing plate (62) on the same side.
5. The upper and lower electrode propelling device of the glass kiln furnace as claimed in claim 1 or 4, wherein the propelling screw (9) is pressed against the connecting position of the pressure plate connecting frame (8) and the upper electrode pressure plate (61) and/or the connecting position of the pressure plate connecting frame (8) and the lower electrode pressure plate (62).
6. The glass kiln upper and lower electrode propelling device according to claim 1, wherein a graduated scale (4) is installed on the upper portion of the supporting frame (2), a graduated pointer (3) is installed on the upper portion of the upper water cooling plate (121), and the graduated pointer (3) points to the graduated scale (4).
7. A method for propelling electrodes on upper and lower layers of a glass kiln, which is characterized in that the device for propelling the electrodes on the upper and lower layers of the glass kiln is based on any one of claims 1 to 6, and comprises the following steps:
step 1: calculating the total propelling distance M of the kiln electrode according to the using condition of the kiln electrode;
step 2: calculating to obtain the advancing step number N according to the total advancing distance M of the electrodes of the kiln and the advancing distance set in each step;
and step 3: according to the advancing distance of the upper electrode (111) and the lower electrode (112) in each step, the scale ruler (4) and the scale pointer (3) are contrasted, the pushing screw (9) is rotated to apply a pushing force, the pressing plate connecting frame (8) drives the upper electrode pressing plate (61) and the lower electrode pressing plate (62) to move simultaneously, and the upper electrode (111) and the lower electrode (112) are pushed to advance simultaneously;
and 4, step 4: and (4) repeating the step (3) and sequentially advancing step by step until the advancing distance of the upper electrode (111) and the lower electrode (112) reaches M.
8. The method for pushing the upper and lower electrodes of the glass kiln according to claim 7, wherein in the step 4, the upper electrode (111) and the lower electrode (112) are tightly screwed after the distance M between the upper electrode and the lower electrode.
9. The propelling method of the upper and lower electrodes of the glass kiln according to claim 7, characterized in that two pressure plate connecting frames (8) are respectively connected with two ends of the upper electrode pressure plate (61) and the lower electrode pressure plate (62) on the same side; when the four pushing screws (9) are respectively correspondingly pressed at the four connecting positions, the pushing screws (9) are sequentially and crossly rotated according to diagonal lines in step 3 to synchronously push the upper electrode (111) and the lower electrode (112).
10. The method for propelling the upper and lower electrodes of the glass kiln according to claim 7, wherein the upper electrode (111) and the lower electrode (112) are synchronously propelled by simultaneously rotating the propelling screw (9) in step 3.
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| CN201911399296.8A CN111072259B (en) | 2019-12-30 | 2019-12-30 | Device and method for propelling upper and lower electrode layers of glass kiln |
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| CN201911399296.8A CN111072259B (en) | 2019-12-30 | 2019-12-30 | Device and method for propelling upper and lower electrode layers of glass kiln |
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| CN111072259A true CN111072259A (en) | 2020-04-28 |
| CN111072259B CN111072259B (en) | 2023-05-16 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112408755A (en) * | 2020-10-16 | 2021-02-26 | 彩虹（合肥）液晶玻璃有限公司 | Electrode propulsion connecting structure for liquid crystal glass kiln |
| CN112608008A (en) * | 2020-11-30 | 2021-04-06 | 彩虹显示器件股份有限公司 | Glass kiln electrode propelling equipment and propelling method |
| CN114907005A (en) * | 2022-05-30 | 2022-08-16 | 彩虹显示器件股份有限公司 | Electrode propelling device for substrate glass kiln and using method |
| CN115784564A (en) * | 2022-12-09 | 2023-03-14 | 彩虹显示器件股份有限公司 | Adjusting device and method for electrode of electronic glass kiln |
| WO2024044061A1 (en) * | 2022-08-24 | 2024-02-29 | Corning Incorporated | Pushing assembly and method for glass melting furnace electrodes |
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| WO2024044061A1 (en) * | 2022-08-24 | 2024-02-29 | Corning Incorporated | Pushing assembly and method for glass melting furnace electrodes |
| CN115784564A (en) * | 2022-12-09 | 2023-03-14 | 彩虹显示器件股份有限公司 | Adjusting device and method for electrode of electronic glass kiln |
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| CN111072259B (en) | 2023-05-16 |
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