CN204644114U - Glass line - Google Patents
Glass line Download PDFInfo
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- CN204644114U CN204644114U CN201520378811.5U CN201520378811U CN204644114U CN 204644114 U CN204644114 U CN 204644114U CN 201520378811 U CN201520378811 U CN 201520378811U CN 204644114 U CN204644114 U CN 204644114U
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- working roll
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Abstract
The utility model discloses a kind of glass line, the top working roll of its rolling press is linearly contraction-like to both ends from middle part vertically.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.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, thus decrease the cooling time of crystallizing glass sheet material, improve crystallization quality, also 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 top working roll 101 in existing glass line on rolling press and bottom working roll 102 are 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 has been arranged side by side top working roll and bottom working roll, and the axis being parallel of described top working roll and described bottom working roll arranges and is in same plane; Described 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;
The length of described cooling annealing section is 2/5ths of subsequent annealing stove total length;
Described bottom working roll is isodiametric round roller, described top working roll is linearly contraction-like to both ends from middle part vertically, this top working roll is symmetrical arranged to the middle part of both ends contraction section relative to this top working roll from middle part, and this top working roll both ends equal diameter and diameter in the middle part of described top working roll are greater than the diameter at these top 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, carry described in every root on arm and be provided with one first variable valve.
Preferably, described delivery manifold is provided with the second 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 variable-frequency motor, and described controller and described variable-frequency motor are electrically connected.
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;
Frequency transformer, itself and described controller are electrically connected;
Motor in described cooling blower is asynchronous machine, and this asynchronous machine and described frequency transformer are electrically connected.
Preferably, the length in the middle part of described top working roll is 1/4th of this top working roll total length.
Preferably, the 2mm ~ 5mm larger than the diameter at these top working roll both ends of the diameter in the middle part of described top working roll.
Preferably, the total length of described top working roll is 2000mm, and the length in the middle part of this top working roll is 500mm, the 3mm larger than the diameter at these top working roll both ends of the diameter in the middle part of described top working roll.
A kind of glass line provided by the utility model, the top working roll of its rolling press is linearly contraction-like to both ends from middle part vertically.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.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, thus decrease the cooling time of crystallizing glass sheet material, improve crystallization quality, also 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 the front view of rolling press top working roll and bottom working roll in existing glass line;
The front view of rolling press top working roll and bottom working roll in the glass line that Fig. 2 provides for the utility model embodiment;
The front view of rolling press top working roll in the glass line that Fig. 3 provides for the utility model embodiment;
The partial view of rolling press top 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 top working rolls, 102 bottom working rolls.
In Fig. 2 to Fig. 6, Reference numeral is: 1 conveying arm, 2 delivery manifolds, 3 cooling blowers, 4 first variable valve, 5 second variable valve, 6 temperature sensors, 7 crystallizing glass sheet materials, 8 top working rolls, 9 bottom 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, rolling press is arranged side by side top working roll 8 and bottom working roll 9, the axis being parallel of top working roll 8 and bottom working roll 9 arranges and is in same plane, bottom working roll 9 is isodiametric round roller, top working roll 8 is linearly contraction-like to both ends from middle part vertically, this top working roll 8 is symmetrical arranged to the middle part of both ends contraction section relative to this top working roll 8 from middle part, and this top working roll 8 both ends equal diameter and diameter in the middle part of top working roll 8 are greater than the diameter at these top working roll 8 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 7.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, and the length of this 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 (conveying arm 1 and delivery manifold 2) additional in cooling annealing section, cooling blower 3 is blown a cold wind over to crystallizing glass sheet material 7 by transfer lime, thus decrease the cooling time of crystallizing glass sheet material 7, 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 top working roll 8 is 1/4th of this top working roll 8 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 top working roll 8 is 2000mm, and the length in the middle part of this top working roll 8 is 500mm, the 2mm ~ 5mm larger than the diameter at these top working roll 8 both ends of the diameter in the middle part of top working roll 8, 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 top working roll 8 and bottom working roll 9 are 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.So, crystallizing glass sheet material 7 Slow cooling can be made, the crystal effect needed for acquisition.
Another kind of embodiment, as shown in Figure 6, the 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.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.
In order to control the air quantity being sent to crystallizing glass sheet material 7, so, preferably, every root conveying arm 1 is provided with one first variable valve 4, further preferably, delivery manifold 2 being provided with the second variable valve 5, controlling air quantity by regulating the first variable valve 4 and/or the second variable valve 5.
In order to the tapping temperature according to crystallizing glass sheet material 7, the rotating speed of adjustment cooling blower 3 in good time, to reach energy-saving and cost-reducing object.So at cooling annealing section set temperature sensor 6, for monitoring the in-furnace temperature of this cooling annealing section subsequent annealing stove, the motor in cooling blower 3 is variable-frequency motor or is asynchronous machine, and this asynchronous machine and frequency transformer are electrically connected.Variable-frequency motor or frequency transformer, temperature sensor 6 and controller (can select PLC) are electrically connected.Temperature sensor 6 will monitor in-furnace temperature signal transmission to controller, and controller adjusts the rotating speed of cooling blower 3 by adjustment variable-frequency motor or frequency transformer, so that energy-saving and cost-reducing.
Owing to working in high temperature environments, therefore, the conveying arm that conveying arm 1 is made for high temperature material, the preferred cast iron of high temperature material or forged steel.
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 has been arranged side by side top working roll and bottom working roll, and the axis being parallel of described top working roll and described bottom working roll arranges and is in same plane; Described 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;
The length of described cooling annealing section is 2/5ths of subsequent annealing stove total length;
Described bottom working roll is isodiametric round roller, described top working roll is linearly contraction-like to both ends from middle part vertically, this top working roll is symmetrical arranged to the middle part of both ends contraction section relative to this top working roll from middle part, and this top working roll both ends equal diameter and diameter in the middle part of described top working roll are greater than the diameter at these top 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: carry on arm described in every root and be provided with one first variable valve.
5. glass line according to claim 1, is characterized in that: described delivery manifold is provided with the second variable valve.
6. glass line according to any one of claim 1 to 5, 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 variable-frequency motor, and described controller and described variable-frequency motor are electrically connected.
7. glass line according to any one of claim 1 to 5, 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;
Frequency transformer, itself and described controller are electrically connected;
Motor in described cooling blower is asynchronous machine, and this asynchronous machine and described frequency transformer are electrically connected.
8. glass line according to claim 1, is characterized in that: the length in the middle part of described top working roll is 1/4th of this top working roll total length.
9. glass line according to claim 8, is characterized in that: the 2mm ~ 5mm larger than the diameter at these top working roll both ends of the diameter in the middle part of described top working roll.
10. glass line according to claim 9, is characterized in that: the total length of described top working roll is 2000mm, and the length in the middle part of this top working roll is 500mm, the 3mm larger than the diameter at these top working roll both ends of the diameter in the middle part of described top working roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520378811.5U CN204644114U (en) | 2015-06-03 | 2015-06-03 | Glass line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520378811.5U CN204644114U (en) | 2015-06-03 | 2015-06-03 | Glass line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204644114U true CN204644114U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520378811.5U Active CN204644114U (en) | 2015-06-03 | 2015-06-03 | Glass line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204644114U (en) |
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2015
- 2015-06-03 CN CN201520378811.5U patent/CN204644114U/en active Active
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| GR01 | Patent grant |