CN112592054A - Formula and preparation method of glass molded bottle for tube-to-mold medicine - Google Patents
Formula and preparation method of glass molded bottle for tube-to-mold medicine Download PDFInfo
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- CN112592054A CN112592054A CN202011641123.5A CN202011641123A CN112592054A CN 112592054 A CN112592054 A CN 112592054A CN 202011641123 A CN202011641123 A CN 202011641123A CN 112592054 A CN112592054 A CN 112592054A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/02—Other methods of shaping glass by casting molten glass, e.g. injection moulding
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B25/00—Annealing glass products
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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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- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
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- Glass Compositions (AREA)
Abstract
The invention discloses a formula of a glass molded bottle for a tube-changing mold, which comprises the following components: 68-75% of silicon dioxide, 0-3% of aluminum oxide, 4-6% of calcium oxide, 2-3% of magnesium oxide, 6-14% of sodium oxide, 0.1-0.5% of cerium oxide, 3-13% of boron oxide and 0-1% of barium oxide; the invention mixes and melts silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide by scientific and reasonable proportion to prepare glass stock solution, and then prepares the glass bottle to be used.
Description
Technical Field
The invention relates to the technical field of glass bottles, in particular to a formula and a preparation method of a glass molded bottle for a tube-to-mold machine.
Background
The medicinal glass molded bottle series products can be divided into two series of soda-lime glass and neutral borosilicate glass in terms of material, and can be divided into soda-lime glass molded injection bottles, high-grade light brown medicinal glass bottles, ultraviolet ray cut-off glass bottles, neutral borosilicate glass molded bottles and blue-green functional glass bottles in terms of product categories. The product has the characteristics of light bottle weight, uniform wall thickness, high smoothness, long medicine storage period and the like, and particularly has a series of excellent physical and chemical properties of good water resistance, acid resistance, alkali resistance, chemical corrosion resistance and the like.
However, the existing neutral borosilicate glass bottle has the disadvantages of large thermal expansion coefficient, poor thermal stability, poor chemical stability, poor acid resistance, alkali resistance, water resistance and poor erosion resistance, so that the neutral borosilicate glass bottle with good chemical stability is required.
Disclosure of Invention
The invention aims to provide a formula of a glass molded bottle for a tube-changing mold and a preparation method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the formula of the glass molded bottle for the tube-changing mold comprises the following components: 68-75% of silicon dioxide, 0-3% of aluminum oxide, 4-6% of calcium oxide, 2-3% of magnesium oxide, 6-14% of sodium oxide, 0.1-0.5% of cerium oxide, 3-13% of boron oxide and 0-1% of barium oxide.
The preparation method of the glass molded bottle formula for the tube-changing mold comprises the following steps:
s1, raw materials: selecting sufficient silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide, and respectively weighing the silicon dioxide, the aluminum oxide, the calcium oxide, the magnesium oxide, the sodium oxide, the cerium oxide, the boron oxide and the barium oxide according to the proportion for later use;
s2, batching: sequentially adding the weighed silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide into a pulverizer, pulverizing by the pulverizer, uniformly mixing the pulverized silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide to obtain a powdery raw material, adding the powdery raw material into a dryer for drying, and performing ball milling on the dried raw material by using a ball mill to obtain ball milled powder;
s3, melting: adding the ball mill powder into a smelting furnace, and heating at high temperature to obtain uniform bubble-free glass stock solution;
s4, bottle making: filling the glass stock solution into a glass mold for molding treatment, and demolding and hardening after cooling to obtain a molded glass molding bottle;
s5, annealing: sending the formed glass molding bottle into an annealing furnace for annealing treatment;
s6, checking and packaging: and (3) inspecting the glass molded bottle sequentially through a bottle mouth inspection machine and a bottle body photographic inspection machine, automatically stacking and packaging the glass molded bottle through a glass bottle automatic packaging machine, and finally warehousing and storing the packaged glass molded bottle.
In step S2, the pulverizing and mixing time of the pulverizer is 210 seconds, and the mixing uniformity of the silica, the alumina, the calcium oxide, the magnesium oxide, the sodium oxide, the cerium oxide, the boron oxide, and the barium oxide is not less than 98%.
In step S2, after the powdery raw material is dried, the moisture content of the raw material is measured, and the moisture content of the powdery raw material is less than or equal to 2%.
Wherein, in step S3, the furnace is an all-electric melting furnace, and the melting temperature of the furnace is 1540 ℃ to 1580 ℃.
The full electric melting furnace comprises a melting tank, a throat, a main material channel and a branch material channel, wherein an upper layer and a lower layer of molybdenum electrodes are arranged in the melting tank, two groups of molybdenum electrodes are arranged on each layer, two groups of molybdenum electrodes are arranged on each group, and the molybdenum electrodes are inserted horizontally and can be pushed; a molybdenum electrode is arranged in the liquid flowing hole; the main material channel and the branch material channel both adopt a composite heating mode of heating by a molybdenum electrode at the lower part and a silicon-carbon rod at the upper part.
In step S3, the thickness of the glass raw liquid in the furnace is 100-200 mm.
Wherein, in step S5, the annealing stove adopts electrical heating heated air circulation structure, comprises high temperature section, heat preservation section, slow cooling section, fast cooling section, the cooling section of opening, high temperature section furnace internals adopts heat-resisting stainless steel, can long-term operation under the temperature of design, heat preservation section, slow cooling section, fast cooling section, the cooling section of opening all adopt ordinary carbon steel material to make, the heat preservation section fan design is single-suction type and two kinds of formula of inhaling, and the base of two formula fans of inhaling is equipped with the adjustable flashboard of cold wind, can adjust the intake according to annealing temperature curve.
Compared with the prior art, the invention has the beneficial effects that:
the invention mixes and melts silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide by scientific and reasonable proportion to prepare glass stock solution, and then prepares the glass bottle to be used.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In an embodiment, the present invention provides a technical solution: the formula of the glass molded bottle for the tube-changing mold comprises the following components: 71.1% of silicon dioxide, 2% of aluminum oxide, 5% of calcium oxide, 2% of magnesium oxide, 11% of sodium oxide, 0.4% of cerium oxide, 8% of boron oxide and 0.5% of barium oxide.
The preparation method of the glass molded bottle formula for the tube-changing mold comprises the following steps:
s1, raw materials: selecting sufficient silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide, and respectively weighing the silicon dioxide, the aluminum oxide, the calcium oxide, the magnesium oxide, the sodium oxide, the cerium oxide, the boron oxide and the barium oxide according to the proportion for later use;
s2, batching: sequentially adding the weighed silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide into a pulverizer, pulverizing by the pulverizer, uniformly mixing the pulverized silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide to obtain a powdery raw material, adding the powdery raw material into a dryer for drying, and performing ball milling on the dried raw material by using a ball mill to obtain ball milled powder;
s3, melting: adding the ball mill powder into a smelting furnace, and heating at high temperature to obtain uniform bubble-free glass stock solution;
s4, bottle making: filling the glass stock solution into a glass mold for molding treatment, and demolding and hardening after cooling to obtain a molded glass molding bottle;
s5, annealing: sending the formed glass molding bottle into an annealing furnace for annealing treatment;
s6, checking and packaging: and (3) inspecting the glass molded bottle sequentially through a bottle mouth inspection machine and a bottle body photographic inspection machine, automatically stacking and packaging the glass molded bottle through a glass bottle automatic packaging machine, and finally warehousing and storing the packaged glass molded bottle.
In step S2, the pulverizing and mixing time of the pulverizer is 210 seconds, and the mixing uniformity of silica, alumina, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide, and barium oxide is not less than 98%.
In step S2, after the powdery raw material is dried, the moisture content of the raw material is measured, and the moisture content of the powdery raw material is less than or equal to 2%.
In step S3, the furnace is an all-electric melting furnace, the melting temperature of the furnace is 1540-1580 ℃, an all-electric glass furnace using electricity as the only melting and refining energy is used, current is introduced into the molten glass through the molybdenum electrode, the current flows through the molten glass between the two electrodes, and the molten glass is directly heated by heat generated by the resistance of the molten glass itself, thereby achieving the purpose of melting the molten glass. In order to avoid the defects of stripes, knots and stones caused by the material of the kiln, the key parts of the kiln adopt high-quality electric melting zirconia-corundum bricks. The whole kiln system adopts multipoint monitoring temperature measurement, and temperature measurement points are arranged on the tank wall, the ascending channel, the feeding channel, the material basin and the like. The whole kiln adopts an advanced heat preservation technology, and an advanced constant current control system is adopted for kiln control, so that the input power is kept stable, the influence of voltage fluctuation on the network on the input power is greatly weakened, and the stability of the melting process is fully ensured.
The full-electric melting furnace comprises a melting tank, a throat, a main material channel and a branch material channel, wherein an upper layer and a lower layer of molybdenum electrodes are arranged in the melting tank, two groups of molybdenum electrodes are arranged on each layer, two groups of molybdenum electrodes are arranged on each group, and the molybdenum electrodes are inserted horizontally and can be pushed; a molybdenum electrode is arranged in the liquid flowing hole; the main material channel and the branch material channel both adopt a composite heating mode of heating by a molybdenum electrode at the lower part and a silicon-carbon rod at the upper part.
Furthermore, the melting tank is provided with an upper layer of molybdenum electrodes and a lower layer of molybdenum electrodes, each layer of molybdenum electrodes is provided with two pairs, and the electrodes are inserted horizontally and can be pushed, and the number of the electrodes is eight. The fluid hole is provided with a molybdenum electrode which is used for starting the kiln. The main material channel and the branch material channel adopt a composite heating mode of heating by molybdenum electrodes at the lower part and silicon-carbon rods at the upper part. The main material channel is provided with three molybdenum electrodes, and the main material channel is also horizontally inserted into a propelling type, so that the continuous feeding is not needed in general, and the continuous feeding is designed for reducing the design risk. The upper layer of the main material channel is heated by the radiation of a carbon rod, and the main function is to prevent the surface temperature of the material from being too low and adopt auxiliary heating; and a material overflow port is arranged at the rear part of the main material channel. The branch material channel is subjected to full-closed treatment to prevent the surface of molten glass from volatilizing, the upper layer is heated by carbon rods in a radiation manner, and the lower layer consists of four molybdenum electrodes which can be fed in continuously, so that the temperature of the molten glass in the branch material channel is ensured to be suitable for forming. The electric melting furnace is required to be always operated at a cold top, when a certain part turns red, the electric melting furnace is required to be covered by cold materials, and a cold material blanket is required to be kept flat to prevent excessive accumulation at a certain part so as to ensure that a material layer of a mixture is uniformly melted and moved down.
Furthermore, the electric melting furnace and the feeding channel are powered by 7 transformers, the upper layer electrodes of the melting tank are powered by a 500KVA transformer, the parameters are 200/250/300V third gear, the current is 1000A, and two pairs of upper layer electrodes are controlled; the lower electrodes of the melting tank are powered by a 600KVA transformer, parameters are 180/230/280V third grade, current 1304A, and two pairs of lower electrodes are controlled; the molybdenum electrodes of the main material channel are powered by a 64.5KVA single-phase transformer, parameters are 90/125V two groups, each group has current of 300A, three electrodes are controlled, the silicon carbon rod on the upper part of the main material channel is powered by a 169KVA three-phase transformer, the parameters are 120/140/160V three-grade, and the current is 700A; the molybdenum electrodes of the bottle-making material channel are powered by a 86KVA single-phase transformer, parameters are 90/125V two groups, each group has current of 400A, and four electrodes are controlled; the silicon-carbon rod of the bottle-making material channel is powered by a 200KVA three-phase transformer, the parameter is 109/124/139V three-gear, and the current is 930A; the material basin area is powered by a 20KVA transformer, the parameter is 60/80/120V third grade, and the current is 100A. The melting tank and the feeding channel are controlled by the constant current of the silicon controlled rectifier, so that the stability of output power is ensured, the power distribution among different levels is further ensured, conditions are created for reasonable and stable melting and forming, and the temperature of glass liquid required by forming is ensured by adopting constant temperature control in the material basin region.
In step S3, the thickness of the glass dope inside the furnace is 100-200 mm.
In step S5, the annealing furnace adopts an electric heating hot air circulation structure, and is composed of a high temperature section, a heat preservation section, a slow cooling section, a fast cooling section, and an open cooling section, and the main components include a steel structure frame, a circulation fan cover, a circulation fan, a cooling device, a transmission device, an electric heater, an electric appliance control cabinet, and the like. The high-temperature section hearth inner member is made of heat-resistant stainless steel materials, can run for a long time at the designed temperature, other areas are made of common carbon steel materials, the heat preservation section fan is designed into a single-suction type and a double-suction type, a base of the double-suction type fan is provided with a cold air adjustable gate, the air inlet amount can be adjusted according to an annealing temperature curve, the process requirements are met, the stress eliminating effect of a product is obvious through the measures, and meanwhile, the environmental pollution is reduced.
In conclusion, through scientific and reasonable proportioning, the silicon dioxide, the aluminum oxide, the calcium oxide, the magnesium oxide, the sodium oxide, the cerium oxide, the boron oxide and the barium oxide are mixed and melted to prepare a glass raw solution, and then the glass raw solution is prepared into the glass bottle to be used.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The formula of the glass molded bottle for the tube-changing mold is characterized by comprising the following components: 68-75% of silicon dioxide, 0-3% of aluminum oxide, 4-6% of calcium oxide, 2-3% of magnesium oxide, 6-14% of sodium oxide, 0.1-0.5% of cerium oxide, 3-13% of boron oxide and 0-1% of barium oxide.
2. The method of making a glass molded bottle formulation for tube modification molding as defined in claim 1 comprising the steps of:
s1, raw materials: selecting sufficient silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide, and respectively weighing the silicon dioxide, the aluminum oxide, the calcium oxide, the magnesium oxide, the sodium oxide, the cerium oxide, the boron oxide and the barium oxide according to the proportion for later use;
s2, batching: sequentially adding the weighed silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide into a pulverizer, pulverizing by the pulverizer, uniformly mixing the pulverized silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide, sodium oxide, cerium oxide, boron oxide and barium oxide to obtain a powdery raw material, adding the powdery raw material into a dryer for drying, and performing ball milling on the dried raw material by using a ball mill to obtain ball milled powder;
s3, melting: adding the ball mill powder into a smelting furnace, and heating at high temperature to obtain uniform bubble-free glass stock solution;
s4, bottle making: filling the glass stock solution into a glass mold for molding treatment, and demolding and hardening after cooling to obtain a molded glass molding bottle;
s5, annealing: sending the formed glass molding bottle into an annealing furnace for annealing treatment;
s6, checking and packaging: and (3) inspecting the glass molded bottle sequentially through a bottle mouth inspection machine and a bottle body photographic inspection machine, automatically stacking and packaging the glass molded bottle through a glass bottle automatic packaging machine, and finally warehousing and storing the packaged glass molded bottle.
3. The glass molded bottle formulation for tube modification molding according to claim 2, wherein: in step S2, the pulverizing and mixing time of the pulverizer is 210 seconds, and the mixing uniformity of the silica, the alumina, the calcium oxide, the magnesium oxide, the sodium oxide, the cerium oxide, the boron oxide, and the barium oxide is not less than 98%.
4. The glass molded bottle formulation for tube modification molding according to claim 2, wherein: in step S2, after the powdery raw material is dried, the moisture content of the raw material is measured, and the moisture content of the powdery raw material is less than or equal to 2%.
5. The glass molded bottle formulation for tube modification molding according to claim 2, wherein: in step S3, the melting furnace is an all-electric melting furnace, and the melting temperature of the melting furnace is 1540 ℃ to 1580 ℃.
6. The glass molded bottle formulation for tube modification molding according to claim 5, wherein: the all-electric melting furnace comprises a melting tank, a throat, a main material channel and a branch material channel, wherein an upper layer and a lower layer of molybdenum electrodes are arranged in the melting tank, two groups of molybdenum electrodes are arranged on each layer, two groups of molybdenum electrodes are arranged on each group, and the molybdenum electrodes are horizontally inserted and pushed; a molybdenum electrode is arranged in the liquid flowing hole; the main material channel and the branch material channel both adopt a composite heating mode of heating by a molybdenum electrode at the lower part and a silicon-carbon rod at the upper part.
7. The glass molded bottle formulation for tube modification molding according to claim 2, wherein: in step S3, the thickness of the glass dope inside the furnace is 100-200 mm.
8. The glass molded bottle formulation for tube modification molding according to claim 2, wherein: in step S5, the annealing furnace adopts an electrical heating hot air circulation structure, and is composed of a high-temperature section, a heat preservation section, a slow cooling section, a fast cooling section and an open cooling section, the inner member of the high-temperature section hearth is made of heat-resistant stainless steel, and can run for a long time at the designed temperature, the heat preservation section, the slow cooling section, the fast cooling section and the open cooling section are all made of common carbon steel, the heat preservation section fan is designed into a single-suction type and a double-suction type, and the base of the double-suction type fan is provided with a cold air adjustable flashboard, so that the air inlet amount can be adjusted according to an annealing temperature curve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011641123.5A CN112592054A (en) | 2020-12-31 | 2020-12-31 | Formula and preparation method of glass molded bottle for tube-to-mold medicine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011641123.5A CN112592054A (en) | 2020-12-31 | 2020-12-31 | Formula and preparation method of glass molded bottle for tube-to-mold medicine |
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| CN112592054A true CN112592054A (en) | 2021-04-02 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101182115A (en) * | 2007-02-13 | 2008-05-21 | 沧州四星玻璃制管有限公司 | All-electric viilo drawn medicinal glass tube and method for making the same |
| CN101792260A (en) * | 2009-12-31 | 2010-08-04 | 山东省药用玻璃股份有限公司 | Novel pharmaceutical glass molding bottle |
| CN103214159A (en) * | 2013-05-02 | 2013-07-24 | 内蒙古科技大学 | Double-tank type electric melting furnace |
| DE102014101140A1 (en) * | 2014-01-30 | 2015-07-30 | Schott Ag | Substrate provided with a glass flow-based coating, glass flux material and method for coating a glass or glass ceramic substrate |
| CN109052939A (en) * | 2018-09-11 | 2018-12-21 | 董祥英 | A kind of neutral boron silica glass pipe and preparation method thereof |
-
2020
- 2020-12-31 CN CN202011641123.5A patent/CN112592054A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101182115A (en) * | 2007-02-13 | 2008-05-21 | 沧州四星玻璃制管有限公司 | All-electric viilo drawn medicinal glass tube and method for making the same |
| CN101792260A (en) * | 2009-12-31 | 2010-08-04 | 山东省药用玻璃股份有限公司 | Novel pharmaceutical glass molding bottle |
| CN103214159A (en) * | 2013-05-02 | 2013-07-24 | 内蒙古科技大学 | Double-tank type electric melting furnace |
| DE102014101140A1 (en) * | 2014-01-30 | 2015-07-30 | Schott Ag | Substrate provided with a glass flow-based coating, glass flux material and method for coating a glass or glass ceramic substrate |
| CN109052939A (en) * | 2018-09-11 | 2018-12-21 | 董祥英 | A kind of neutral boron silica glass pipe and preparation method thereof |
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Application publication date: 20210402 |