CN204644119U - Glass line - Google Patents
Glass line Download PDFInfo
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- CN204644119U CN204644119U CN201520377534.6U CN201520377534U CN204644119U CN 204644119 U CN204644119 U CN 204644119U CN 201520377534 U CN201520377534 U CN 201520377534U CN 204644119 U CN204644119 U CN 204644119U
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Abstract
The utility model discloses a kind of glass line, on its rolling press, two working rolls are arranged side by side, working roll is linearly contraction-like to both ends from middle part vertically, this rolling press is when rolling, can effectively prevent because the temperature of supply channel both sides and the temperature at middle part exist a gradient difference, and being subject to the impact at supply channel direction of travel due to raw material, in the middle part of the sheet material caused, thin both sides are thick, ensure that the planeness of sheet material.The first half section of the cooling annealing section of subsequent annealing stove installs transfer lime additional, cooling blower is blown a cold wind over to crystallizing glass sheet material by transfer lime, install additional in the second half section of cooling annealing section and pump pipe, waste heat on crystallizing glass sheet material in stove is taken away by pumping pipe by Forced draught blower, and discharged by air draft chimney, have compressed the length of cooling annealing section, make the length cooling annealing section be only 2/5ths of subsequent annealing stove total length, thus reduce cost and the production cost of glass line.
Description
Technical field
The utility model belongs to devitrified glass and manufactures field, particularly a kind of glass line.
Background technology
The steps such as existing glass line comprises smelting furnace, rolling press, subsequent annealing stove etc., and its Production Flow Chart is batching, mixing, fusing, calendering formation, thermal cutting, thermal treatment, cold working, finished product.Usual devitrified glass need carry out Crystallizing treatment at crystallization rail kiln, and is rolled into sheet material by the rolling press at kilneye place.As shown in Figure 1, the double-working 101 in existing glass line on rolling press is isodiametric round roller.Raw feed materials road rolling temperature controls between 1050 ° to 1100 °, material road width is 1.5m, because the temperature of supply channel both sides and the temperature at middle part exist a gradient difference during normal binder, and be subject to the impact at supply channel direction of travel due to raw material, the sheet material be pressed into can cause thin both sides in the middle part of sheet material thick, cause the unfairness of plate face, sheet material must be determined by the plate face thickness of thickness thinnest part if will reach certain thickness, later stage also will carry out leveling polished finish to sheet material for this reason, both starting material are wasted like this, in turn increase later stage work amount, cause the increase of production cost.In the subsequent annealing stove of existing glass line, cooling annealing section occupies the half length of whole body of heater.Crystallizing glass sheet material adopts naturally cooling usually in the first half section of cooling annealing section, and cooling time is long, have impact on crystal effect, also causes subsequent annealing stove cost too high, adds production cost.
Utility model content
Technical problem to be solved in the utility model is to provide one and can shortens cooling annealing segment length, reduce production cost, guarantees the glass line that plate is smooth.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of glass line, comprises rolling press and subsequent annealing stove, described rolling press is provided with two working rolls be arranged side by side, and the axis being parallel of this double-working arranges and is in same plane; Shown subsequent annealing stove is provided with cooling annealing section, this glass line also comprises:
Many conveying arms, it distributes to the middle of this cooling annealing section along its length from the ingress of described cooling annealing section, and the outlet of described conveying arm is towards microcrystal glass plate sheet material;
One delivery manifold, it is connected with the entrance of many described conveying arms;
Cooling blower, its air outlet is connected with described delivery manifold;
Pump arm for many, its from described cooling annealing section middle to this cooling annealing section exit distribute along its length, described in pump the entrance of arm towards microcrystal glass plate sheet material;
One pumps house steward, and it is connected with the outlet of pumping arm described in many;
Air draft chimney, it is connected with the described house steward of pumping;
Forced draught blower, its air suction inlet is connected with the described house steward of pumping;
The length of described cooling annealing section is 2/5ths of subsequent annealing stove total length;
Described working roll is linearly contraction-like to both ends from middle part vertically, this working roll is symmetrical arranged to the middle part of both ends contraction section relative to this working roll from middle part, and this working roll both ends equal diameter and diameter in the middle part of described working roll are greater than the diameter at these working roll both ends.
Preferably, described conveying arm is uniformly distributed to the middle of this cooling annealing section along its length from the ingress of described cooling annealing section.
Preferably, the arrangement density near the described conveying arm of described cooling annealing section ingress is greater than near the described arrangement density cooling the described conveying arm of annealing section middle.
Preferably, pump arm described in be uniformly distributed along its length to the exit of this cooling annealing section from the middle of described cooling annealing section.
Preferably, the arrangement density near pumping arm described in described cooling annealing section exit is greater than near the arrangement density of pumping arm described in described cooling annealing section middle.
Preferably, carry described in every root on arm and be provided with one first variable valve, described delivery manifold is provided with the second variable valve, pump described in every root on arm and be provided with one the 3rd variable valve, described in pump on house steward and be provided with the 4th variable valve.
Preferably, this glass line also comprises:
Temperature sensor, it is arranged on described cooling annealing section, for monitoring the in-furnace temperature of this cooling annealing section subsequent annealing stove;
Controller, itself and described temperature sensor are electrically connected;
Motor in described cooling blower is the first variable-frequency motor, and the motor in described Forced draught blower is the second variable-frequency motor, and described first variable-frequency motor and described second variable-frequency motor are all electrically connected with described controller.
Preferably, this glass line also comprises:
Temperature sensor, it is arranged on described cooling annealing section, for monitoring the in-furnace temperature of this cooling annealing section subsequent annealing stove;
Controller, itself and described temperature sensor are electrically connected;
First frequency transformer, itself and described controller are electrically connected;
Second frequency transformer, itself and described controller are electrically connected;
Motor in described cooling blower is the first asynchronous machine, and this first asynchronous machine and described first frequency transformer are electrically connected;
Motor in described Forced draught blower is the second asynchronous machine, and this second asynchronous machine and described second frequency transformer are electrically connected.
Preferably, the 2mm ~ 5mm larger than the diameter at these working roll both ends of the diameter in the middle part of described working roll.
Preferably, the total length of described working roll is 2000mm, and the length in the middle part of this working roll is 500mm, the 3mm larger than the diameter at these working roll both ends of the diameter in the middle part of described working roll.
A kind of glass line provided by the utility model, on its rolling press, two working rolls are arranged side by side, working roll is linearly contraction-like to both ends from middle part vertically, this rolling press is when rolling, can effectively prevent because the temperature of supply channel both sides and the temperature at middle part exist a gradient difference, and being subject to the impact at supply channel direction of travel due to raw material, in the middle part of the sheet material caused, thin both sides are thick, ensure that the planeness of sheet material.The first half section of the cooling annealing section of subsequent annealing stove installs transfer lime additional, cooling blower is blown a cold wind over to crystallizing glass sheet material by transfer lime, install additional in the second half section of cooling annealing section and pump pipe, waste heat on crystallizing glass sheet material in stove is taken away by pumping pipe by Forced draught blower, and discharged by air draft chimney, have compressed the length of cooling annealing section, make the length cooling annealing section be only 2/5ths of subsequent annealing stove total length, thus reduce cost and the production cost of glass line.
Accompanying drawing explanation
Fig. 1 is rolling press working roll front view in existing glass line;
Front view when rolling press working roll uses in the glass line that Fig. 2 provides for the utility model embodiment;
The front view of rolling press working roll in the glass line that Fig. 3 provides for the utility model embodiment;
The partial view of rolling press working roll in the glass line that Fig. 4 provides for the utility model embodiment;
The schematic diagram of subsequent annealing stove on the glass line that Fig. 5 provides for a kind of embodiment of the utility model;
The schematic diagram of subsequent annealing stove on the glass line that Fig. 6 provides for the another kind of embodiment of the utility model.
In Fig. 1, Reference numeral is: 101 working rolls.
In Fig. 2 to Fig. 6, Reference numeral is: 1 conveying arm, 2 delivery manifolds, 3 cooling blowers, 4 are pumped arm, 5 and pumped house steward, 6 air draft chimneys, 7 Forced draught blowers, 8 first variable valve, 9 second variable valve, 10 the 3rd variable valve, 11 the 4th variable valve, 12 temperature sensors, 13 crystallizing glass sheet materials, 14 working rolls.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
A kind of glass line comprises rolling press and subsequent annealing stove.As shown in Figure 2, this rolling press is provided with two working rolls be arranged side by side 14, the axis being parallel of this double-working 14 arranges and is in same plane, working roll 14 is linearly contraction-like to both ends from middle part vertically, this working roll 14 is symmetrical arranged to the middle part of both ends contraction section relative to this working roll 8 from middle part, and this working roll 14 both ends equal diameter and diameter in the middle part of working roll 14 are greater than the diameter at these working roll 14 both ends.As shown in Figure 5 and Figure 6, subsequent annealing stove is provided with cooling annealing section, many conveying arms 1 distribute to the middle of this cooling annealing section along its length from the ingress of cooling annealing section, and the outlet of conveying arm 1 is towards crystallizing glass sheet material 13.Delivery manifold 2 carries the entrance of arm 1 to be connected with many.The air outlet of cooling blower 3 is connected with delivery manifold 2.Pump arm 4 for many to distribute along its length to the exit of this cooling annealing section from the middle of cooling annealing section, pump the entrance of arm 4 towards crystallizing glass sheet material 13.Pump house steward 5 to be connected with many outlets of pumping arm 4, air draft chimney 6 with pump house steward 5 and be connected, the air suction inlet of Forced draught blower 7 with pump house steward 5 and be connected.The length of cooling annealing section is 2/5ths of subsequent annealing stove total length.This glass line is when rolling, can effectively prevent because the temperature of supply channel both sides and the temperature at middle part exist a gradient difference, and being subject to the impact at supply channel direction of travel due to raw material, in the middle part of the sheet material caused, thin both sides are thick, ensure that the planeness of sheet material.Thus, decrease the workload of follow-up leveling polished finish, also a saving starting material, reduce production cost.Subsequent annealing stove installs transfer lime (pump arm 1 and pump house steward 2) additional in the first half section of cooling annealing section, cooling blower 3 is blown a cold wind over to crystallizing glass sheet material 13 by transfer lime, install additional in the second half section of cooling annealing section and pump pipe (pump arm 4 and pump house steward 5), waste heat on crystallizing glass sheet material in stove 13 is taken away by pumping pipe by Forced draught blower 7, and discharged by air draft chimney 6, thus decrease cooling time and the exhaust heat time of crystallizing glass sheet material 13, improve crystallization quality, also have compressed the length of cooling annealing section, make the length cooling annealing section be only subsequent annealing stove total length 2/5ths (length of subsequent annealing stove is 248m in the present embodiment, changing can increase 24.8m from now on and be used for crystallization), thus reduce cost and the production cost of glass line.
According to the gradient difference of supply channel both sides temperature and middle portion temperature, preferably, the length in the middle part of working roll 14 is 1/4th of this working roll 14 total length.So, when rolling, the planeness of sheet material can be adjusted more accurately.
A kind of embodiment, as shown in Figure 3 and Figure 4, the total length of working roll 14 is 2000mm, and the length in the middle part of this working roll 14 is 500mm, the 2mm ~ 5mm larger than the diameter at these working roll 8 both ends of the diameter in the middle part of working roll 14, in the present embodiment preferred 3mm.So, the sheet metal thickness be pressed into is even, and plate face is smooth, and the qualified sheet material of every square meter can save 0.75 kilogram to 1 kilogram kilogram raw material (by density 2.5g/c ㎡, mean thickness is saved 0.3mm to 0.4mm and calculated).
Because raw feed materials road rolling temperature controls between 1050 ° to 1100 °, therefore, preferably, the working roll that working roll 14 is made for high temperature material, the preferred cast iron of this high temperature material or forged steel.
A kind of embodiment, as shown in Figure 5, conveying arm 1 is uniformly distributed to the middle of this cooling annealing section along its length from the ingress of cooling annealing section, pumps arm 4 and is uniformly distributed along its length to the exit of this cooling annealing section from the middle of cooling annealing section.So, crystallizing glass sheet material 13 Slow cooling and exhaust heat can be made, the crystal effect needed for acquisition.Thus, crystallizing glass sheet material 7 first cooling rapidly can be made in the ingress of cooling annealing section, and then Slow cooling, thus obtain required crystal effect.
Another kind of embodiment, as shown in Figure 6, arrangement density near the conveying arm 1 of cooling annealing section ingress is greater than the arrangement density of the conveying arm 1 near cooling annealing section middle, and the arrangement density of pumping arm 4 near cooling annealing section middle is greater than the arrangement density of pumping arm 4 near cooling annealing section exit.Thus, crystallizing glass sheet material 13 first cooling rapidly can be made in the ingress of cooling annealing section, and then Slow cooling, then waste heat on crystallizing glass sheet material 13 is extracted out rapidly, and then slowly extract out, thus obtain required crystal effect.
In order to control the air quantity being sent to crystallizing glass sheet material 7, and in order to control the amount of extracting waste heat out, to prevent air draft chimney 6 overheated, cause the shortening in work-ing life of this air draft chimney 6, so, preferably, every root conveying arm 1 is provided with one first variable valve 8, delivery manifold 2 is provided with the second variable valve 9.Every root is pumped on arm 4 and is provided with one the 3rd variable valve 10, pumps on house steward 5 and is provided with the 4th variable valve 11.Air quantity is controlled by regulating the first variable valve 8 and/or the second variable valve 9.Pumpability is controlled by regulating the 3rd variable valve 10 and/or the second variable valve 11.
In order to according to in-furnace temperature, adjust the rotating speed of cooling blower 3 and Forced draught blower 7, to reach energy-saving and cost-reducing object in good time.So at cooling annealing section set temperature sensor 12, for monitoring the in-furnace temperature of this cooling annealing section subsequent annealing stove.A kind of embodiment, the motor in cooling blower 3 is the first variable-frequency motor, and the motor in Forced draught blower 7 is the second variable-frequency motor, and the first variable-frequency motor, the second variable-frequency motor and temperature sensor 12 and controller (can select PLC) are electrically connected.Temperature sensor 12 will monitor in-furnace temperature signal transmission to controller, and controller adjusts the rotating speed of cooling blower 3 and Forced draught blower 7 by adjusting the first variable-frequency motor and the second variable-frequency motor, so that energy-saving and cost-reducing.Another kind of embodiment, the motor in cooling blower 3 is the first asynchronous machine, and this first asynchronous machine and the first frequency transformer are electrically connected.Motor in Forced draught blower 7 is the second asynchronous machine, and this second asynchronous machine and the second frequency transformer are electrically connected.First frequency transformer, the second frequency transformer and temperature sensor 12 and controller (can select PLC) are electrically connected.Temperature sensor 12 will monitor in-furnace temperature signal transmission to controller, and controller adjusts the rotating speed of cooling blower 3 and Forced draught blower 7 by adjusting the first frequency transformer and the second frequency transformer, so that energy-saving and cost-reducing.
In sum, content of the present utility model is not limited in the above-described embodiments, and those skilled in the art can propose other embodiment easily according to guiding theory of the present utility model, and these embodiments are all included within scope of the present utility model.
Claims (10)
1. a glass line, comprises rolling press and subsequent annealing stove, described rolling press is provided with two working rolls be arranged side by side, and the axis being parallel of this double-working arranges and is in same plane; Shown subsequent annealing stove is provided with cooling annealing section, it is characterized in that, also comprise:
Many conveying arms, it distributes to the middle of this cooling annealing section along its length from the ingress of described cooling annealing section, and the outlet of described conveying arm is towards microcrystal glass plate sheet material;
One delivery manifold, it is connected with the entrance of many described conveying arms;
Cooling blower, its air outlet is connected with described delivery manifold;
Pump arm for many, its from described cooling annealing section middle to this cooling annealing section exit distribute along its length, described in pump the entrance of arm towards microcrystal glass plate sheet material;
One pumps house steward, and it is connected with the outlet of pumping arm described in many;
Air draft chimney, it is connected with the described house steward of pumping;
Forced draught blower, its air suction inlet is connected with the described house steward of pumping;
The length of described cooling annealing section is 2/5ths of subsequent annealing stove total length;
Described working roll is linearly contraction-like to both ends from middle part vertically, this working roll is symmetrical arranged to the middle part of both ends contraction section relative to this working roll from middle part, and this working roll both ends equal diameter and diameter in the middle part of described working roll are greater than the diameter at these working roll both ends.
2. glass line according to claim 1, is characterized in that: described conveying arm is uniformly distributed to the middle of this cooling annealing section along its length from the ingress of described cooling annealing section.
3. glass line according to claim 1, is characterized in that: the arrangement density near the described conveying arm of described cooling annealing section ingress is greater than the arrangement density of the described conveying arm near described cooling annealing section middle.
4. glass line according to claim 1, is characterized in that: described in pump arm from described cooling annealing section middle to this cooling annealing section exit be uniformly distributed along its length.
5. glass line according to claim 1, is characterized in that: be greater than the arrangement density near pumping arm described in described cooling annealing section exit near the arrangement density of pumping arm described in described cooling annealing section middle.
6. glass line according to claim 1, it is characterized in that: carry on arm described in every root and be provided with one first variable valve, described delivery manifold is provided with the second variable valve, pump described in every root on arm and be provided with one the 3rd variable valve, described in pump on house steward and be provided with the 4th variable valve.
7. glass line according to any one of claim 1 to 6, is characterized in that, also comprises:
Temperature sensor, it is arranged on described cooling annealing section, for monitoring the in-furnace temperature of this cooling annealing section subsequent annealing stove;
Controller, itself and described temperature sensor are electrically connected;
Motor in described cooling blower is the first variable-frequency motor, and the motor in described Forced draught blower is the second variable-frequency motor, and described first variable-frequency motor and described second variable-frequency motor are all electrically connected with described controller.
8. glass line according to any one of claim 1 to 6, is characterized in that, also comprises:
Temperature sensor, it is arranged on described cooling annealing section, for monitoring the in-furnace temperature of this cooling annealing section subsequent annealing stove;
Controller, itself and described temperature sensor are electrically connected;
First frequency transformer, itself and described controller are electrically connected;
Second frequency transformer, itself and described controller are electrically connected;
Motor in described cooling blower is the first asynchronous machine, and this first asynchronous machine and described first frequency transformer are electrically connected;
Motor in described Forced draught blower is the second asynchronous machine, and this second asynchronous machine and described second frequency transformer are electrically connected.
9. glass line according to claim 1, is characterized in that: the length in the middle part of described working roll is 1/4th of this working roll total length.
10. glass line according to claim 9, is characterized in that: the 2mm ~ 5mm larger than the diameter at these working roll both ends of the diameter in the middle part of described working roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377534.6U CN204644119U (en) | 2015-06-03 | 2015-06-03 | Glass line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377534.6U CN204644119U (en) | 2015-06-03 | 2015-06-03 | Glass line |
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| Publication Number | Publication Date |
|---|---|
| CN204644119U true CN204644119U (en) | 2015-09-16 |
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|---|---|---|---|
| CN201520377534.6U Active CN204644119U (en) | 2015-06-03 | 2015-06-03 | Glass line |
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| CN (1) | CN204644119U (en) |
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- 2015-06-03 CN CN201520377534.6U patent/CN204644119U/en active Active
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