CN111072259B - Device and method for propelling upper and lower electrode layers of glass kiln - Google Patents
Device and method for propelling upper and lower electrode layers of glass kiln Download PDFInfo
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- CN111072259B CN111072259B CN201911399296.8A CN201911399296A CN111072259B CN 111072259 B CN111072259 B CN 111072259B CN 201911399296 A CN201911399296 A CN 201911399296A CN 111072259 B CN111072259 B CN 111072259B
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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
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Abstract
An electrode propulsion device and method for upper and lower layers of a glass kiln, wherein the device comprises: the pressing plate connecting frame and the pushing screw rod; the upper electrode is fixedly connected with an upper water cooling plate at the rear end of the pushing direction, and the upper water cooling plate is fixedly connected with an upper electrode pressing plate at the rear end of the pushing direction; the lower electrode is fixedly connected with a lower water cooling plate at the rear end of the propelling direction, and the lower water cooling plate is fixedly connected with a lower electrode pressing plate at the rear end of the propelling direction; the two ends of the pressing plate connecting frame are respectively and fixedly connected with an upper electrode pressing plate and a lower electrode pressing plate; the pushing screw rod is in threaded connection with the supporting frame and is propped against the upper electrode pressing plate and/or the lower electrode pressing plate. The method ensures the accuracy of kiln electrode propulsion by step propulsion, reduces propulsion errors, prevents larger errors from occurring in one-time propulsion, and reduces propulsion errors in the propulsion process 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 device and a method for pushing upper and lower electrode layers of a glass kiln.
Background
In the glass substrate manufacturing process, a cuvette is a key device for melting glass batch materials to form glass liquid. When the novel high-performance glass (such as liquid crystal basic glass, screen protection glass and LTPS glass) is manufactured, a furnace in a production line adopts a hot top type electric melting or electric melting assisting furnace, 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 the current is electrified, so that the purposes of fully melting glass batch, preventing the lower layer of the glass liquid from being at a lower temperature for a long time and being remained and adjusting the temperature are achieved.
In the heating process of electric melting, the electrode of the kiln is corroded due to the comprehensive effects of chemical purity, metallographic structure, surface characteristics, initial protective layer, mechanical stress in the manufacturing process and the like of the electrode, solute temperature of glass liquid, current density, chemical composition of glass and the like, the generated Joule heat is reduced due to the fact that the electrode distance is increased, the requirement of melting of the glass liquid of the kiln cannot be met, and the electrode needs to be pushed into the kiln to meet the requirement of regulation of the electrode distance of a pool furnace. At present, kiln electrodes are pushed in a layered manner by means of intersecting and rotating six screws, the kiln electrode pushing process in the manner is complex, larger pushing errors are easy to generate, the kiln electrodes are divided into an upper layer and a lower layer by an upper water cooling plate and a lower water cooling plate, dislocation occurs due to inconsistent pushing in the pushing process of the upper layer electrode and the lower layer electrode due to the upper and lower layered pushing in the pushing process of the kiln electrodes, the expected pushing effect cannot be achieved, and the service life of the electrodes is greatly influenced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a device and a method for pushing electrodes on the upper layer and the lower layer of a glass kiln. The device is simple to operate, the dislocation phenomenon of the upper electrode and the lower electrode in the pushing process of the kiln electrode can be avoided, the electrode pushing is visible, and the pushing error in the pushing process of the kiln electrode is reduced.
The invention is realized by the following technical scheme:
an electrode propulsion device for upper and lower layers of a glass kiln, comprising: the pressing plate connecting frame and the pushing screw rod;
the upper electrode is fixedly connected with an upper water cooling plate at the rear end of the pushing direction, and the upper water cooling plate is fixedly connected with an upper electrode pressing plate at the rear end of the pushing direction; the lower electrode is fixedly connected with a lower water cooling plate at the rear end of the propelling direction, and the lower water cooling plate is fixedly connected with a lower electrode pressing plate at the rear end of the propelling direction; the two ends of the pressing plate connecting frame are respectively and fixedly connected with an upper electrode pressing plate and a lower electrode pressing plate; the pushing screw rod is in threaded connection with the supporting frame and is propped against 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 located at one end, far away from the pressing plate connecting frame, of the opposite supporting frame.
Preferably, the press plate connecting frame is rigidly connected with the upper electrode press plate and the lower electrode press plate.
Preferably, two ends of the upper electrode pressing plate are arranged beyond the upper electrode and the upper water cooling plate, and two ends of the lower electrode pressing plate are arranged beyond the lower electrode and the lower water cooling plate; the two pressing plate connecting frames are respectively arranged at two sides of the upper electrode and the lower electrode, and two ends of the pressing plate connecting frames are respectively connected with the ends of the upper electrode pressing plate and the lower electrode pressing plate at the same side.
Preferably, the pushing screw rod is propped against the connection position of the pressing plate connecting frame and the upper electrode pressing plate and/or the connection position of the pressing plate connecting frame and the lower electrode pressing plate.
Preferably, the upper part of the support frame is provided with a graduated scale, the upper part of the upper water cooling plate is provided with a graduated pointer, and the graduated pointer points to the graduated scale.
The method for pushing the upper and lower electrode layers of the glass kiln based on the device for pushing the upper and lower electrode layers of the glass kiln comprises the following steps:
step 1: calculating to obtain the total pushing distance M of the kiln electrode according to the service condition of the kiln electrode;
step 2: calculating to obtain a pushing step number N according to the total pushing distance M of the kiln electrode and the pushing distance set in each step;
step 3: according to the pushing distance between the upper electrode and the lower electrode in each step, comparing a graduated scale with a graduated pointer, rotating a pushing screw to apply pushing force, and driving an upper electrode pressing plate and a lower electrode pressing plate to move simultaneously by a pressing plate connecting frame to push the upper electrode and the lower electrode to push simultaneously;
step 4: and (3) repeating the step (3) to advance step by step in sequence until the advancing distance between the upper electrode and the lower electrode reaches M.
Preferably, in step 4, after the advancing distance between the upper electrode and the lower electrode reaches M, the tightening nut is tightened.
Preferably, the two pressing plate connecting frames are respectively connected with the two ends of the upper electrode pressing plate and the lower electrode pressing plate on the same side; and (3) when the four pushing screws are correspondingly jacked at the four connecting positions respectively, the pushing screws are sequentially rotated in a crossed manner according to diagonal lines in the step (3) to synchronously push the upper electrode and the lower electrode.
Preferably, in the step 3, the pushing screw 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 upper and lower electrode pushing device for the glass kiln, the electrode pressing plate and the water cooling plate are connected up and down into a whole through the pressing plate connecting frame, so that the phenomenon that the upper electrode and the lower electrode are misplaced in the process of pushing the kiln electrode by the pushing screw is avoided.
Further, the furnace electrode pushing device further comprises a screwing nut, wherein the screwing nut is connected to the pushing screw and located at one end, far away from the pressing plate connecting frame, of the opposite supporting frame, and after pushing is completed, the furnace electrode cannot be pushed inwards by screwing the screwing nut.
Further, the pressing plate connecting frame is rigidly connected with the upper electrode pressing plate and the lower electrode pressing plate, and the connecting stability is high.
Further, two ends of the upper electrode pressing plate are arranged beyond the upper electrode and the upper water cooling plate, and two ends of the lower electrode pressing plate are arranged beyond the lower electrode and the lower water cooling plate; the two pressing plate connecting frames are respectively arranged at two sides of the upper electrode and the lower electrode, and two ends of the pressing plate connecting frames are respectively connected with the ends of the upper electrode pressing plate and the lower electrode pressing plate at the same side. The simultaneity and stability in the propelling process are ensured.
Further, the pushing screw rod is propped against the connection position of the pressing plate connecting frame and the upper electrode pressing plate and/or the connection position of the pressing plate connecting frame and the lower electrode pressing plate. The rigidity of the connecting part is high, and the accurate pushing distance is ensured.
Further, a graduated scale is arranged on the upper portion of the support frame, a graduated pointer is arranged on the upper portion of the upper water cooling plate, and the graduated pointer points to the graduated scale. And the pushing distance is visualized, so that the pushing error in the pushing process of the upper electrode and the lower electrode is reduced.
The method for pushing the upper electrode and the lower electrode of the glass kiln is simple to operate, ensures the accuracy of pushing the kiln electrode by step pushing, reduces pushing errors, prevents larger errors from occurring in one-time pushing, and reduces pushing errors in the pushing process of the upper electrode and the lower electrode.
Further, the two pressing plate connecting frames are respectively connected with the two ends of the upper electrode pressing plate and the lower electrode pressing plate on the same side; when four propelling screws are correspondingly jacked at four connecting positions respectively, the propelling screws are sequentially rotated in a crossed mode according to diagonal lines in the step 3 to synchronously propel the upper electrode and the lower electrode, so that an operation space is ensured, and the propelling distance is more accurate.
Further, in the step 3, the pushing screw is rotated simultaneously 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 a glass kiln upper and lower electrode propulsion unit;
FIG. 2 is a side view of a glass kiln upper and lower electrode propulsion device;
in the figure: 1 is an upper fixed end of a 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; reference numeral 61 denotes an upper electrode pressing plate; 62 is a lower electrode platen; 7 is screwing the nut; 8 is a pressing 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; 122 is a lower water cooled plate.
Detailed Description
The invention will now be described in further detail with reference to specific examples, which are intended to illustrate, but not to limit, the invention.
The azimuth words such as "upper, lower, left, right, top and bottom" used in the examples generally refer to "upper, lower, left, right, top and bottom" of the corresponding structure in the use state of the electrode pushing device of the upper and lower layers of the glass kiln; "front and rear" refer to the positional relationship relative to the glass kiln; "advancing direction" refers to the direction in which the kiln electrode is advanced from the outside to the inside relative to the glass kiln.
The invention relates to a device and a method for propelling upper and lower electrode layers 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 kiln 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 the 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 122 is fixedly connected with the lower electrode pressing plate 62; the two ends of the upper electrode pressing plate 61 are beyond the upper electrode 111 and the upper water cooling plate 121, the two ends of the lower electrode pressing plate 62 are beyond the lower electrode 112 and the lower water cooling plate 122, the pressing plate connecting frame 8 is arranged at 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 with the ends of the upper electrode pressing plate 61 and the lower electrode pressing plate 62 at the same side, and the electrodes, the electrode pressing plates and the water cooling plates are connected up and down into a whole through rigid connection. The press plate connecting frame 8 is made of steel material which is the same as that of the upper electrode press plate 61 and the lower electrode press plate 62, and the press plate connecting frame 8 rigidly connects the upper electrode press plate 61 and the lower electrode press plate 62 in a bolt welding hybrid connection mode.
The support frame 2 is fixed at the rear side of the pressing 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 pushing screws 9 is four, and four connecting parts of the upper electrode pressing plate 61, the lower electrode pressing plate 62 and the pressing plate connecting frame 8 are propped; the upper part of the supporting frame 2 is provided with a graduated scale 4, the upper water cooling plate 121 is provided with a graduated pointer 3, and the graduated pointer 3 points to the graduated scale 4.
In a specific embodiment, the method of the upper and lower electrode propelling device of the glass kiln comprises the following steps:
step 1: calculating to obtain the total pushing distance M of the kiln electrode according to the service condition of the kiln electrode;
step 2: calculating to obtain a pushing step number N according to the total pushing distance M of the kiln electrode and the pushing distance set in each step;
step 3: according to the pushing distance between the upper electrode 111 and the lower electrode 112 in each step, the pushing screw 9 is rotated to apply pushing force against the scale 4 and the scale pointer 3, and the pressing plate connecting frame 8 drives the upper electrode pressing plate 61 and the lower electrode pressing plate 62 to move simultaneously to push the upper electrode 111 and the lower electrode 112 to push simultaneously;
step 4: step 3 is repeated, the steps are sequentially carried out, until the advancing distance of the upper electrode 111 and the lower electrode 112 reaches M, and then the screwing nuts 7 are screwed.
There are two propulsion modes: the first is that the four propelling screws 9 are sequentially crossed and rotated to form a square, and the two propelling screws 9 on one diagonal are firstly propelled, and then the two propelling screws 9 on the other diagonal are propelled, so that the device is suitable for environments with small operation space and the like; the second is to rotate the pushing screw 9 at the same time, which saves operating time.
In the pushing process of the upper electrode 111 and the lower electrode 112, the rotating pushing screw 9 pushes 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, integral pushing of the upper electrode 111 and the lower electrode 112 can be realized, dislocation of the upper electrode 111 and the lower electrode 112 in the separate pushing process is avoided, the pushing distance of the upper electrode 111 and the lower electrode 112 is determined by observing the corresponding position of the scale pointer 3 on the scale 4, and the pushing distance of the upper electrode 111 and the lower electrode 112 is visualized. The pushing distance of the kiln electrode is M, the pushing process of the kiln electrode is divided into N steps according to the actual situation and the reasonable pushing distance of the upper electrode 111 and the lower electrode 112 each time, and the pushing process of the kiln electrode is approximately M/N distance each time, namely the steps of pushing the upper electrode 111 and the lower electrode 112 are repeated for a plurality of times, namely the glass kiln electrode is pushed in a stepwise and multiple integral spiral pushing mode, so that larger errors caused by one-time pushing are prevented, and the pushing errors of the kiln upper electrode 111 and the lower electrode 112 in the pushing process are reduced. After the pushing is finished, the screwing nut 7 is screwed down, so that the upper electrode 111 and the lower electrode 112 cannot be pushed inwards due to misoperation and the like after the pushing is finished.
Claims (9)
1. The method for pushing the upper and lower electrode layers of the glass kiln is characterized by comprising a pressing plate connecting frame (8) and a pushing screw rod (9);
the upper electrode (111) is fixedly connected with an upper water cooling plate (121) at the rear end of the pushing direction, and the upper water cooling plate (121) is fixedly connected with an upper electrode pressing plate (61) at the rear end of the pushing direction; the lower electrode (112) is fixedly connected with a lower water cooling plate (122) at the rear end of the propelling direction, and the lower water cooling plate (122) is fixedly connected with a lower electrode pressing plate (62) at the rear end of the propelling direction; the two ends of the pressing plate connecting frame (8) are fixedly connected with an upper electrode pressing plate (61) and a lower electrode pressing plate (62) respectively; the pushing screw rod (9) is in threaded connection with the support frame (2), and the pushing screw rod (9) is propped against the upper electrode pressing plate (61) and/or the lower electrode pressing plate (62);
the method comprises the following steps:
step 1: calculating to obtain the total pushing distance M of the kiln electrode according to the service condition of the kiln electrode;
step 2: calculating to obtain a pushing step number N according to the total pushing distance M of the kiln electrode and the pushing distance set in each step;
step 3: according to the pushing distance between the upper electrode (111) and the lower electrode (112) in each step, the pushing screw (9) is rotated to apply pushing force against the graduated scale (4) and the graduated pointer (3), and the pressing plate connecting frame (8) drives the upper electrode pressing plate (61) and the lower electrode pressing plate (62) to move simultaneously to push the upper electrode (111) and the lower electrode (112) to push simultaneously;
step 4: and (3) 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.
2. The method for advancing the upper electrode and the lower electrode of the glass kiln according to claim 1, wherein in the step 4, after the advancing distance between the upper electrode (111) and the lower electrode (112) reaches M, the screwing nut (7) is screwed.
3. The method for pushing the upper electrode and the lower electrode of the glass kiln according to claim 1, wherein two pressing plate connecting frames (8) are respectively connected with two ends of an upper electrode pressing plate (61) and a lower electrode pressing plate (62) on the same side; when the four pushing screws (9) are correspondingly pressed at the four connecting positions respectively, the pushing screws (9) are rotated in a crossed manner in sequence according to the diagonal line in the step 3 to synchronously push the upper electrode (111) and the lower electrode (112).
4. The method for propelling the upper electrode and the lower electrode of the glass kiln according to claim 1, wherein in the step 3, the propelling screw (9) is rotated simultaneously to synchronously propel the upper electrode (111) and the lower electrode (112).
5. The method for pushing the upper electrode and the lower electrode of the glass kiln according to claim 1, further comprising screwing nuts (7), wherein the screwing nuts (7) are connected to pushing screws (9) and are positioned at one end, far away from the pressing plate connecting frame (8), of the opposite supporting frame (2).
6. The method for pushing the upper and lower electrode layers of the glass kiln 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).
7. The method for pushing the upper and lower electrode layers of the glass kiln according to claim 1, wherein two ends of the upper electrode pressing plate (61) are arranged beyond the upper electrode layer (111) and the upper water cooling plate (121), and two ends of the lower electrode pressing plate (62) are arranged beyond the lower electrode layer (112) and the lower water cooling plate (122); two pressing plate connecting frames (8) are respectively arranged at 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 with the ends of the upper electrode pressing plate (61) and the lower electrode pressing plate (62) at the same side.
8. The method for pushing the upper and lower electrode layers of the glass kiln according to claim 1 or 7, wherein the pushing screw (9) is propped against the connection position of the pressing plate connecting frame (8) and the upper electrode pressing plate (61) and/or the connection position of the pressing plate connecting frame (8) and the lower electrode pressing plate (62).
9. The method for pushing the upper and lower electrode layers of the glass kiln according to claim 1, wherein a graduated scale (4) is arranged on the upper portion of the supporting frame (2), a graduated pointer (3) is arranged on the upper portion of the upper water cooling plate (121), and the graduated pointer (3) points to the graduated scale (4).
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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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| CN111072259B true CN111072259B (en) | 2023-05-16 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112408755B (en) * | 2020-10-16 | 2022-08-30 | 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 |
| 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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