CN102863143A - Die-free method foam glass continuous foaming device and foaming process - Google Patents
Die-free method foam glass continuous foaming device and foaming process Download PDFInfo
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- CN102863143A CN102863143A CN2012103892482A CN201210389248A CN102863143A CN 102863143 A CN102863143 A CN 102863143A CN 2012103892482 A CN2012103892482 A CN 2012103892482A CN 201210389248 A CN201210389248 A CN 201210389248A CN 102863143 A CN102863143 A CN 102863143A
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Abstract
The invention discloses a die-free method foam glass continuous foaming device and a foaming process. The device comprises a powder grinding device, and the powder grinding device is sequentially connected with a net belt type foaming kiln, a rolling pulling device, a cutter and an annealing kiln. The foaming process includes that firstly, a foam glass batch manufactured by uniformly mixing a glass reclaimed aggregate material and a foaming agent is subjected to smashing in the powder grinding device, and the foam glass batch is ground to be a powder mixture; secondly, the mixture is added on a conveying net belt, and the mixture is conveyed to a preheat section, a foaming section, a stabilizing section and a cooling forming section of the foaming kiln by the conveying belt; thirdly, after the mixture is subjected to forming and solidifying, the mixture is subjection to rolling and pulling by the rolling pulling device, and then the mixture is cut to be required foam glass blocks by the cutter; fourthly, the cut foam glass pressing blanks are subjected to short-term shock cooling; fifthly, after the shock cooling, the annealing is performed; and sixthly, after the annealing, cutting and grinding process is performed to obtain finished products. The die-free method foam glass continuous foaming device and the foaming process have the advantages that the product quality of the foam glass is improved, the energy consumption of unit product is reduced, the full automation production is achieved, and the labor intensity is reduced.
Description
Technical field
The present invention relates to a kind of multicellular glass production equipment and production technique, relate in particular to a kind of without the continuous foamed device of modulus method multicellular glass and foam process.
Background technology
Multicellular glass is that nineteen thirty-five is at first by the invention of French St.Gobain company, it is by glass cullet, whipping agent, additive and promotor etc., mix the formation compound through grinding, and be put in the specific mould, the porous glass material that the techniques such as process preheating, sintering, foaming, annealing are made.
What existing foamed glass foaming adopted usually is tunnel like, push-plate type and roller bed type foaming kiln, be mainly manifested in and adopt mould loaded stock powder, utilize kiln car or roller-way delivery mold to finish foam process, there are the following problems: powder is heated that inhomogeneous inhomogeneous, the mould turnover kiln that causes foaming takes away that heat multipotency consumption is high, die cost and mould consumption costs are high, and the production product specification is little can't to satisfy multiple use.
In addition, what existing multicellular glass annealing was adopted usually is tunnel like and net belt type annealing furnace, adopts the artificial demoulding, kiln car or enter mesh-belt kiln in the artificial loading, and artificial demoulding carrying blank poor working environment, labour intensity is large, and can't carry out continuous automatic production.
Summary of the invention
The problem such as production cost is high in the prior art, energy consumption is high in order to solve, hand labor intensity is large, the objective of the invention is a kind ofly without the continuous foamed device of modulus method multicellular glass, use this device can improve the foam glass product quality, reduce energy consumption of unit product, expand the scale of production, the production product specification is large, reduce hand labor intensity, realize continuously full-automatic production.
For achieving the above object, the technical solution used in the present invention is: a kind of without the continuous foamed device of modulus method multicellular glass, it is characterized in that, comprise: a pulverizing mill, described pulverizing mill are used for that glass is joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and are ground into powder mixture; One net belt type foaming kiln, described net belt type foaming kiln comprises, preheating section, foaming section, stable section and cooling and shaping section, one foraminous conveyer passes through successively, preheating section, foaming section, stable section and cooling and shaping section, described foraminous conveyer top is equipped with resistant to elevated temperatures mullite paper, is used for carrying powder mixture; Wherein said preheating section is used for the powder mixture that pulverizing mill produces is melted, and keeps the air pressure of 50-100pa, makes gas be arranged in glass metal; Described foaming section, air pressure returns to normal pressure, is used for making the saturated gas that is dissolved in glass metal to begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; Described stable section is used for the bubble of stable foam chunk glass, and described cooling and shaping section is used for making foamed glass blank carry out quick cooling and shaping; One rolls pulling device, is used for foamed glass blank is rolled drawing; One cutting machine, the foamed glass blank that is used for rolling behind the drawing cuts into required foam glass product piece; One annealing furnace is used for the foam glass product piece is carried out continuous annealing.
In the technique scheme, also comprise the automatic ration compactor that feeds in raw material, be used for the powder mixture automatic weighing compacting that pulverizing mill just produces and be delivered to continuously net belt type foaming preheating section of kiln.
In the technique scheme, described annealing furnace is provided with five layers of roller-way, and described five layers of roller-way centre-height are poor to be 400-500mm, and this annealing furnace length is 70 ~ 80 meters, and inner width is 3.5-3.8 rice.
In the technique scheme, also comprise lift, described lift is provided with three layers of transmission Kun, and described lift is used for the foam glass product piece is delivered to five layers of roller-way annealing furnace.
Another object of the present invention provides a kind of foaming method: 1) glass joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and in pulverizing mill, pulverizes, and the compound of claying into power; 2) compound is added on the foraminous conveyer, conveying belt is delivered to compound in the foaming preheating section of kiln, makes the fusing of multicellular glass powder compound, and at the inner air pressure that keeps 50-100pa of kiln, gas can not be discharged from glass metal; 3) glass metal after foraminous conveyer will melt is delivered to described foaming section, and foaming section air pressure returns to normal pressure, makes the saturated gas that is dissolved in the glass metal begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; 4) foraminous conveyer is delivered to stable section with foamed glass blank; 5) foraminous conveyer is delivered to the cooling and shaping section with foamed glass blank and carries out cooling and shaping; 6) sizing and solidifying rolls drawing by rolling pulling device, cuts into required foam glass product piece by cutting machine again; 7) the foamed glass blank piece after the cutting is through the chilling of short period of time, and temperature is down to 550-650 ℃ about 3-5 minute; 8) anneal behind the chilling, annealing temperature is warming up to 650-700 ℃ and slowly is down to room temperature again, and the annealing cycle is about 30-36 hour; 9) cut mill after the annealing and be processed into product.
In the technique scheme, the weight proportion that glass is joined pellet and whipping agent is, cullet pellet 70-80%, carbon black 8-10%, multicellular glass cutting edge horn scraps 5-8%, and all the other are fusing assistant and suds-stabilizing agent.
Beneficial effect: the present invention compared with prior art has following beneficial effect: 1) improve the foam glass product quality, reduce energy consumption of unit product; 2) expand the scale of production; 3) production product specification is large, and purposes is more extensive; 4) realize continuously full-automatic produce, reduction hand labor intensity.
Description of drawings
Fig. 1 is that the present invention is without the continuous foamed production technological process of modulus method multicellular glass.
Fig. 2 is that the present invention is without modulus method foaming mesh-belt kiln sectional view.
Fig. 3 is three layers of roller-way lift of the present invention sectional view.
Fig. 4 is five layers of roll table annealing lehr sectional view of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail: see Fig. 1～4, a kind of without the continuous foamed device of modulus method multicellular glass, comprise: a pulverizing mill 1, described pulverizing mill 1 are used for that glass is joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and are ground into powder mixture.
Also comprise the automatic ration compactor 3 that feeds in raw material, be used for the powder mixture automatic weighing compacting that pulverizing mill 1 is produced and be delivered to continuously net belt type foaming preheating section of kiln.
A net belt type foaming kiln 5, described net belt type foaming kiln 5 comprises, preheating section, foaming section, stable section and cooling and shaping section, one foraminous conveyer passes through successively, preheating section, foaming section, stable section and cooling and shaping section, described foraminous conveyer top is equipped with resistant to elevated temperatures mullite paper, is used for carrying powder mixture; Wherein said preheating section is used for the powder mixture that pulverizing mill 1 produces is melted, and keeps the air pressure of 50-100pa, makes gas be arranged in glass metal; Described foaming section, air pressure returns to normal pressure, is used for making the saturated gas that is dissolved in glass metal to begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; Described stable section is used for the bubble of stable foam chunk glass, and described cooling and shaping section is used for foamed glass blank is cooled off.
Described net belt type foaming kiln 5 adopts accurate the first lead frame 51 of section bar, be provided with light-weight refractory cellucotton thermal insulation layer 52 on the roof of described the first lead frame 51, be provided with burner hearth body of wall 510 in described the first lead frame 51, be equipped with guipure carrying roller 55 in the described burner hearth body of wall 510, described guipure carrying roller 55 1 ends are driven by twisted spur gear 512, and described foraminous conveyer is driven by guipure carrying roller 55.The both sides of described foraminous conveyer are provided with guipure rib 57, and the end in the described burner hearth body of wall also is equipped with thermopair 53.
Described preheating section, foaming section, stable section and cooling and shaping section account for respectively 20-30%, 25-35%, 15-20% and the 10-15% of foaming kiln overall length.All the other are guipure traction and discharge roller platform.In described preheating, foaming, steady stage 80-120 cover blending ratio burner 54 is housed, deliver to programmable controller PLC with thermopair 53 detected temperatures signals and control each burner rating adjusting, the ratio of combustion gas and combustion air is regulated, to reach required firing temperature and combustion atmosphere of each stage.
Be provided with 10-20 root cooling duct in described cooling and shaping section kiln body both sides, provide the cooling and shaping air quantity by frequency conversion fan, to reach temperature and the pressure of foamed glass blank typing.Cuts into required bulk by cutting machine after the foamed glass blank typing cooling, block blank is drawn by discharge roller platform transfer limes to be delivered to three layers of lift and enters annealing furnace.Whole equipment operation is controlled by programmable controller PLC.
One is rolled pulling device, is used for foamed glass blank is rolled drawing.After rolling the pulling device drawing, foamed glass blank thickness tails off and area becomes large, and flat wide foam glass product piece namely becomes.
A cutting machine 7, the foamed glass blank that is used for rolling behind the drawing cuts into required foam glass product piece.
Also one comprises lift 11, and described lift 11 is provided with three layers of transmission Kun road, and described lift 11 is used for the foam glass product piece is delivered to five layers of roller-way annealing furnace.
Described lift is provided with lift framework 111, be provided with roller rod moving frame 114 in the described lift framework 111, be provided with three layers of live roll rod 115 in the described roller rod moving frame 114, described three layers of live roll rod 115 are by motor-driven, lifting support, every layer of 3 blocks of block blank material placed side by side, supporting have parts such as wait, arrangement, make 3 blocks of blank material of every row marshalling, roller rod moving frame 114 moves up and down sends the blank material into respectively five layers of roller bed type continuous lehr.The whole service process is by programmable controller PLC controlling run.
An annealing furnace 13 is used for the foam glass product piece is carried out continuous annealing.Described annealing furnace 13 is provided with five layers of roller-way, and described five layers of roller-way centre-height are poor to be 400-500mm, and these annealing furnace 13 length are 70 ~ 80 meters, and inner width is 3.5-3.8 rice.
Described five layers of roll table annealing lehr adopt accurate the second lead frame 131 of section bar, described the second lead frame 131 inwalls are provided with full light fibre structural thermal insulation layer 138, has a circulation air path 132 in the thermal insulation layer, described thermal insulation layer 138 also is equipped with the second thermopair 133, described the second lead frame 131 is equipped with heat-resisting steel rider rod 136, and described steel rider rod arranges and is of five storeys, described steel rider rod 136 is for delivery of foamed glass blank piece material, described steel rider rod cycloidal-pin wheel reducing motor, Helical gear Transmission drives, be provided with 50-60 platform the second combustion engine 134 in described the second lead frame, and the second combustion engine 134 stretches into thermal insulation layer inside, described the second combustion engine is the self-priming ratio combustion engine of Sweet natural gas, temperature PLC control combustion machine output rating, regulate each section annealing temperature, hot blast pump circulation uniform section temperature, five layers of evenly slowly annealing.This annealing furnace has good looking appearance, the high insulating effect energy consumption is low, long-lived characteristics operate steadily.
The below elaborates to foaming method: embodiment one: 1) get cullet pellet 70kg, carbon black 10 kg, multicellular glass cutting edge horn scraps 5 kg, fusing assistant and suds-stabilizing agent 15 kg, then glass is joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and in pulverizing mill 1, pulverize, and the compound of claying into power; 2) compound is added on the foraminous conveyer, conveying belt is delivered to compound in the foaming preheating section of kiln, makes the fusing of multicellular glass powder compound, and at the inner air pressure that keeps 50-100pa of kiln, gas can not be discharged from glass metal; 3) glass metal after foraminous conveyer will melt is delivered to described foaming section, and foaming section air pressure returns to normal pressure, makes the saturated gas that is dissolved in the glass metal begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; 4) foraminous conveyer is delivered to stable section with foamed glass blank; 5) foraminous conveyer is delivered to the cooling and shaping section with foamed glass blank and carries out cooling and shaping; 6) sizing and solidifying rolls drawing by rolling pulling device, cuts into required foam glass product piece by cutting machine again; 7) the foamed glass blank piece after the cutting is through the chilling of short period of time, and temperature is down to 550-650 ℃ about 3-5 minute; 8) anneal behind the chilling, annealing temperature is warming up to 650-700 ℃ and slowly is down to room temperature again, and the annealing cycle is about 30-36 hour; 9) cut mill after the annealing and be processed into product.
Embodiment two: 1) gets cullet pellet 80kg, carbon black 8kg, multicellular glass cutting edge horn scraps 10kg, fusing assistant and suds-stabilizing agent 12 kg, then glass is joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and in pulverizing mill 1, pulverize, and the compound of claying into power; 2) compound is added on the foraminous conveyer, conveying belt is delivered to compound in the foaming preheating section of kiln, makes the fusing of multicellular glass powder compound, and at the inner air pressure that keeps 50-100pa of kiln, gas can not be discharged from glass metal; 3) glass metal after foraminous conveyer will melt is delivered to described foaming section, and foaming section air pressure returns to normal pressure, makes the saturated gas that is dissolved in the glass metal begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; 4) foraminous conveyer is delivered to stable section with foamed glass blank; 5) foraminous conveyer is delivered to the cooling and shaping section with foamed glass blank and carries out cooling and shaping; 6) sizing and solidifying rolls drawing by rolling pulling device, cuts into required foam glass product piece by cutting machine again; 7) the foamed glass blank piece after the cutting is through the chilling of short period of time, and temperature is down to 550-650 ℃ about 3-5 minute; 8) anneal behind the chilling, annealing temperature is warming up to 650-700 ℃ and slowly is down to room temperature again, and the annealing cycle is about 30-36 hour; 9) cut mill after the annealing and be processed into product.
Claims (6)
1. one kind without the continuous foamed device of modulus method multicellular glass, it is characterized in that, comprising: a pulverizing mill (1), described pulverizing mill (1) are used for that glass is joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and are ground into powder mixture; One net belt type foaming kiln (5), described net belt type foaming kiln (5) comprises, preheating section, foaming section, stable section and cooling and shaping section, one foraminous conveyer passes through successively, preheating section, foaming section, stable section and cooling and shaping section, described foraminous conveyer top is equipped with resistant to elevated temperatures mullite paper, is used for carrying powder mixture; Wherein said preheating section is used for the powder mixture that pulverizing mill (1) produces is melted, and keeps the air pressure of 50-100pa, makes gas be arranged in glass metal; Described foaming section, air pressure returns to normal pressure, is used for making the saturated gas that is dissolved in glass metal to begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; Described stable section is used for the bubble of stable foam chunk glass, and described cooling and shaping section is used for foamed glass blank is cooled off; One rolls pulling device, is used for foamed glass blank is rolled drawing; One cutting machine (7), the foamed glass blank that is used for rolling behind the drawing cuts into required foam glass product piece; One annealing furnace (13) is used for the foam glass product piece is carried out continuous annealing.
2. as claimed in claim 1 without the continuous foamed device of modulus method multicellular glass, it is characterized in that, also comprise the automatic ration compactor (3) that feeds in raw material, be used for the powder mixture automatic weighing compacting that pulverizing mill (1) is produced and be delivered to continuously the preheating section of net belt type foaming kiln (5).
3. as claimed in claim 1 without the continuous foamed device of modulus method multicellular glass, it is characterized in that, described annealing furnace (13) is provided with five layers of roller-way, and described five layers of roller-way centre-height are poor to be 400-500mm, this annealing furnace (13) length is 70 ~ 80 meters, and inner width is 3.5-3.8 rice.
4. as claimed in claim 3 without the continuous foamed device of modulus method multicellular glass, it is characterized in that, also comprise lift (11), described lift (11) is provided with three layers of transmission Kun, and described lift (11) is used for the foam glass product piece is delivered to five layers of roller-way annealing furnace (13).
5. an employing is as claimed in claim 1 without the foam process of the continuous foamed device of modulus method multicellular glass, it is characterized in that, may further comprise the steps: 1) glass is joined the multicellular glass admixtion that pellet and whipping agent evenly be mixed and in pulverizing mill (1), pulverize, and the compound of claying into power; 2) compound is added on the foraminous conveyer, conveying belt is delivered to compound in the foaming preheating section of kiln, makes the fusing of multicellular glass powder compound, and at the inner air pressure that keeps 50-100pa of kiln, gas can not be discharged from glass metal; 3) glass metal after foraminous conveyer will melt is delivered to described foaming section, and foaming section air pressure returns to normal pressure, makes the saturated gas that is dissolved in the glass metal begin foaming, is shaped to the continuous foam glass ribbon, forms foamed glass blank; 4) foraminous conveyer is delivered to stable section with foamed glass blank; 5) foraminous conveyer is delivered to the cooling and shaping section with foamed glass blank and carries out cooling and shaping; 6) sizing and solidifying rolls drawing by rolling pulling device, cuts into required foam glass product piece by cutting machine (7) again; 7) the foamed glass blank piece after the cutting is through the chilling of short period of time, and temperature is down to 550-650 ℃ about 3-5 minute; 8) anneal behind the chilling, annealing temperature is warming up to 650-700 ℃ and slowly is down to room temperature again, and the annealing cycle is about 30-36 hour; 9) cut mill after the annealing and be processed into product.
6. as claimed in claim 5 without the continuous foamed technique of modulus method multicellular glass, it is characterized in that, the weight proportion that glass is joined pellet and whipping agent is, cullet 70-80%, carbon black 8-10%, multicellular glass cutting edge horn scraps 5-10%, and all the other are fusing assistant and suds-stabilizing agent.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106746627A (en) * | 2016-12-09 | 2017-05-31 | 大连长兴恒泰新材料科技有限公司 | A kind of honeycomb ceramics glass pumice formula and its production technology |
| CN107089801A (en) * | 2017-06-08 | 2017-08-25 | 湖州知维技术服务有限公司 | A kind of crystallite foam glass and preparation method thereof |
| CN107417124A (en) * | 2016-05-24 | 2017-12-01 | 胡斯友 | For producing environmentally friendly pumice automatic production line |
| CN107540197A (en) * | 2017-10-25 | 2018-01-05 | 崔曜鹏 | A kind of device of no modulus method production foam glass and preparation method thereof |
| CN109385058A (en) * | 2018-09-06 | 2019-02-26 | 广东奔迪新材料科技有限公司 | A kind of method of the supercritical fluid preparation without mould stereochemical structure foaming product |
| CN111362583A (en) * | 2020-05-13 | 2020-07-03 | 徐平 | Production process and device of foamed glass plate |
| CN115745412A (en) * | 2022-11-11 | 2023-03-07 | 扬州大学 | Production process and production equipment for foam glass composite board by drawing-extruding method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107417124A (en) * | 2016-05-24 | 2017-12-01 | 胡斯友 | For producing environmentally friendly pumice automatic production line |
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| CN107540197A (en) * | 2017-10-25 | 2018-01-05 | 崔曜鹏 | A kind of device of no modulus method production foam glass and preparation method thereof |
| CN109385058A (en) * | 2018-09-06 | 2019-02-26 | 广东奔迪新材料科技有限公司 | A kind of method of the supercritical fluid preparation without mould stereochemical structure foaming product |
| CN111362583A (en) * | 2020-05-13 | 2020-07-03 | 徐平 | Production process and device of foamed glass plate |
| CN115745412A (en) * | 2022-11-11 | 2023-03-07 | 扬州大学 | Production process and production equipment for foam glass composite board by drawing-extruding method |
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