CN104310764A - Continuous bending furnace - Google Patents
Continuous bending furnace Download PDFInfo
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- CN104310764A CN104310764A CN201410531177.4A CN201410531177A CN104310764A CN 104310764 A CN104310764 A CN 104310764A CN 201410531177 A CN201410531177 A CN 201410531177A CN 104310764 A CN104310764 A CN 104310764A
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Abstract
The invention relates to the technical field of bending forming of glass plates and in particular provides a continuous bending furnace. The continuous bending furnace comprises a furnace body structure, a conveyer and a forming mold, wherein the furnace body structure is divided into upper and lower two layers; the upper layer of the furnace body structure is orderly divided into a preheating zone, a bending zone, an annealing zone and a descending zone; a blast apparatus is arranged in the annealing zone, and comprises an air blower, an air volume regulating valve and a guiding device, all of which are orderly communicated with each other; the air outlet of the guiding device is located in the annealing zone and corresponds to the periphery of a glass plate; and external air can be blown to the periphery of the glass plate by use of the air volume regulating valve and the guiding device. The continuous bending furnace has the advantages that the annealing zone is arranged at the upper layer of the furnace body structure and used for annealing in combination with air blowing to the periphery of the glass plate, and therefore, the annealing effect can be improved, the pressure stress of the edges of the glass plate can be increased and the tensile stress of the edges of the glass plate can be reduced, and furthermore, the tensile stress of the annealed glass plate can be controlled below 5MPa and the pressure stress of the glass plate can be above 10MPa.
Description
Technical field:
The present invention relates to the brake forming technical field of sheet glass, a kind of continuous bending furnace is particularly provided, also provide this continuous bending furnace of a kind of application to dry the method for bend glass sheets continuously simultaneously.
Background technology:
As everyone knows, sheet glass can in the continuous transmitting procedure in continuous bending furnace successively through preheating, dry the operations such as curved, annealing and bottom sheet and realize drying roll forming.Traditional continuous bending furnace is divided into upper and lower double-layer structure, and upper strata generally sets gradually preheating zone and Hong Wan district, and lower floor is generally provided with annealed zone; Such as front windshield of bus disclosed in Chinese patent CN101948237B dries roll forming stove continuously and dries roll forming technique continuously, its body of heater to be two-layerly made up of upper and lower, the upper strata of body of heater is divided into the first preheating zone, the second preheating zone and Hong Wan district, and the lower floor of body of heater is divided into transfer district, annealed zone and cooling zone; These similar traditional annealed zones are arranged on the lower floor of continuous bending furnace, usually a blower fan is namely adopted constantly the air of band heat to be extracted into factory outside in the mode of indirec radiation annealing, there is control mode degree that is single, that anneal like this can only by being decided, being difficult to reach the shortcomings such as the object of accurately control annealing by induced draft fans size, and this annealing way generally aims at the middle section of sheet glass, want increase the stress of glass plate edge and reduce the larger difficulty of tension stress existence of glass plate edge.
Summary of the invention:
Technical problem to be solved by this invention there is for above-mentioned existing continuous bending furnace the tension stress being difficult to reach the object accurately controlling annealing, the stress increasing glass plate edge and reduce glass plate edge to there is the shortcomings such as larger difficulty, a kind of continuous bending furnace is provided, also provides this continuous bending furnace of a kind of application to dry the method for bend glass sheets continuously simultaneously.
The present invention solves the technical scheme that its technical problem takes: a kind of continuous bending furnace, comprise furnace binding, transmitting device and forming mould, the front end exit place of furnace binding is provided with loading place, furnace binding is divided into, lower two-layer, forming mould is fixedly installed on transmitting device, transmitting device can drive forming mould loopy moving in furnace binding, it is characterized in that: the upper strata of furnace binding sets gradually into preheating zone, Hong Wan district, annealed zone and decline district, the lower floor of furnace binding sets gradually into cooling zone, zone of transition and transmission are come out of the stove district, described cooling zone is positioned at immediately below decline district, described annealed zone is provided with blowing device, described blowing device comprises the gas blower be communicated with successively, air-quantity adjusting valve and guiding device, the furnace roof of described annealed zone offers opening, guiding device is arranged on the furnace roof opening part of described annealed zone, the air outlet of described guiding device is positioned at annealed zone and the surrounding edge of corresponding sheet glass, outside air can blow surrounding edge to sheet glass through air-quantity adjusting valve and guiding device.
Further, described baking is curved divides into the curved district of preliminary drying and final Hong Wan district, and the Heating temperature in the curved district of described preliminary drying is lower than the Heating temperature in described final Hong Wan district.
Further, the blowing direction of the air outlet of guiding device and the angle of vertical direction are 45 ~ 80 degree.
Further, blow air to the width of the surrounding edge of sheet glass of the air outlet blowout of guiding device is 10 ~ 100mm.
Further, the blast inlet of described gas blower is provided with air themperature proofing unit.
Further, the frequency of gas blower is 30 ~ 50Hz, and described blowing device is 1 ~ 50 second to the time that the surrounding edge of sheet glass is dried.
Further, the aperture 45 ~ 90 degree of described air-quantity adjusting valve.
Further, be provided with glass mold releasing mechanism in described zone of transition, the side of zone of transition arranges glass delivery line, and cooled sheet glass can be transferred to glass delivery line from forming mould by glass mold releasing mechanism.
Further, glass mold releasing mechanism comprises lifting top rod, hoisting appliance, servomotor, transmission shuttle and shuttle push rod, lifting top rod, hoisting appliance and servomotor to be fixedly installed in zone of transition and to be positioned at immediately below forming mould, and transmission shuttle and shuttle push rod back and forth movement are between zone of transition and glass delivery line.
Further, the tension stress of the sheet glass behind annealed district is at below 5MPa, and stress is at more than 10MPa.
Meanwhile, the present invention also provides a kind of and applies the method that above-mentioned continuous bending furnace dries bend glass sheets continuously, it is characterized in that: the method comprises,
Step 1: sheet glass is placed on forming mould in loading place;
Step 2: sheet glass is transferred to preheating zone by transmitting device together with forming mould, by circulative convection and this sheet glass of the even preheating of radiation heating;
Step 3: the sheet glass of preheating is transferred to Hong Wan district, further heating glass plate, makes sheet glass brake forming under self-gravity action;
Step 4: the sheet glass of brake forming is transferred to annealed zone, to anneal to sheet glass by directly drying to the surrounding edge of sheet glass, described annealed zone is positioned at the upper strata of the furnace binding in continuous Hong Wan district;
Step 5: the sheet glass after annealing is transferred to decline district, and be transferred to the cooling zone of lower floor further;
Step 6: cooled sheet glass enters zone of transition together in company with forming mould in cooling zone, and then forming mould comes back to loading place.
Further, in step 3, described baking is curved divides into the curved district of preliminary drying and final Hong Wan district, and sheet glass is greater than the sheet glass curvature shaping in final Hong Wan district in the curvature that the curved district of preliminary drying is shaping.
Further, the infrared radiation wavelength heated sheet glass in step 2 and step 3 is 2000 ~ 10000nm.
Further, in step 4 before directly drying to the surrounding edge of sheet glass, temperature detection is carried out to the air blowed.
Further, the time of drying to the surrounding edge of sheet glass in step 4 is 1 ~ 50 second.
Further, make sheet glass be separated with forming mould in step 6, sheet glass transfers to lower section by glass delivery line.
Further, the blowing direction of directly drying to the surrounding edge of sheet glass in step 4 and the angle of vertical direction are 45 ~ 80 degree.
Further, the width of directly drying to the surrounding edge of sheet glass to the surrounding edge of sheet glass in step 4 is 10 ~ 100mm.
Further, the tension stress of the sheet glass after annealed in step 4 is at below 5MPa, and stress is at more than 10MPa.
The present invention is owing to taking technique scheme, and it has following beneficial effect:
The method of a kind of continuous bending furnace that the present invention adopts and continuously baking bend glass sheets, the surrounding edge blowing annealing to sheet glass is also combined by upper strata annealed zone being arranged on furnace binding, annealing effect can be improved, be conducive to increasing the stress of glass plate edge and reducing the tension stress of glass plate edge, make the tension stress of the sheet glass after annealing control at below 5MPa, stress can reach at more than 10MPa.
Accompanying drawing illustrates:
Fig. 1 is the integrated model schematic diagram of continuous bending furnace of the present invention;
Fig. 2 is the cross-sectional schematic being provided with the annealed zone of blowing device of the present invention;
Fig. 3 is the schematic top plan view of blowing device of the present invention;
Fig. 4 is the layout schematic diagram of glass delivery line of the present invention;
Fig. 5 is the structural representation of glass mold releasing mechanism of the present invention.
Embodiment:
Below in conjunction with accompanying drawing, content of the present invention is described further.
As shown in Figure 1, a kind of continuous bending furnace of the present invention, for sheet glass 100 is dried curved brake forming continuously, it comprises furnace binding 1, transmitting device 2 and forming mould 3, the front end exit place of furnace binding 1 is provided with loading place 4, furnace binding 1 is divided into, lower two-layer, forming mould 3 is fixedly installed on transmitting device 2, transmitting device 2 can drive forming mould 3 loopy moving in furnace binding 1, the upper strata of furnace binding 1 sets gradually into preheating zone 11, Hong Wan district 12, annealed zone 13 and decline district 14, the lower floor of furnace binding 1 sets gradually into cooling zone 15, zone of transition 16 and transmission are come out of the stove district 17, described cooling zone 15 is positioned at immediately below decline district 14.Like this by annealed zone 13 being set directly at the upper strata of furnace binding 1, directly can anneal to sheet glass 100, can annealing effect be improved like this.
Wherein, described preheating zone 11 can by circulative convection and this sheet glass 100 of the even preheating of radiation heating, described Hong Wan district 12 makes sheet glass 100 brake forming under self-gravity action by further heating glass plate 100, described annealed zone 13 for dry curved after sheet glass 100 anneal to improve its intensity, described decline district 14 for transmitting device 2 to be dropped to the cooling zone 15 of lower floor from the upper strata of furnace binding 1, described cooling zone 15 for cool further dry curved after sheet glass 100; Usually, in loading place 4, sheet glass 100 is loaded on forming mould 3, transmitting device 2 drives forming mould 3 to transfer to preheating zone 11, Hong Wan district 12, annealed zone 13, decline district 14, cooling zone 15, zone of transition 16 and transmission successively according to the mold transport direction 101 in diagram to come out of the stove district 17 afterwards, finally get back to again loading place 4, reload and wait to dry curved sheet glass 100, form cyclic production process.
As shown in Figure 2, in order to increase the stress of glass plate edge and reduce the tension stress of glass plate edge, described annealed zone 13 is provided with blowing device, described blowing device comprises the gas blower 5, air-quantity adjusting valve 6 and the guiding device 7 that are communicated with successively, the furnace roof of described annealed zone 13 offers opening 131, guiding device 7 is arranged on furnace roof opening 131 place of described annealed zone 13, and the air outlet of described guiding device 7 is positioned at annealed zone 13 and the surrounding edge of corresponding sheet glass 100.After sheet glass 100 after the transmitting device 2 through the curved district of overbaking 12 and baking are curved enters annealed zone 13, gas blower 5 is started working and outside air is blowed the surrounding edge to sheet glass 100 through air-quantity adjusting valve 6 and guiding device 7 according to the blowing direction 102 in diagram, with to dry curved after sheet glass 100 anneal; Upper strata like this by annealed zone 13 being arranged on furnace binding 1 combines the surrounding edge blowing annealing to sheet glass 100, in time sheet glass 100 can be cooled to the annealing upper limit, effectively control the annealing rate of sheet glass, finally can control at below 5MPa by the tension stress of the sheet glass 100 behind annealed district, stress can reach at more than 10MPa.
In fig. 2, described guiding device 7 can be made up of stainless steel, can control the angle of blowing direction 102, and guiding device 7 can control to blow over through air-quantity adjusting valve 6 the surrounding edge that the wind come blows to sheet glass 100 equably, thus formation temperature gradient; Preferably, the blowing direction 102 of the air outlet of described guiding device 7 tilts to the outside of sheet glass 100, the surrounding edge of blowing device to sheet glass 100 is dried from inside to outside, be conducive to the air circulation flow that enters like this and air can be reduced on the pressure on sheet glass 100 surface to reduce the impact of air on the profile of the sheet glass 100 after annealing, more preferably the blowing direction 102 of the air outlet of guiding device 7 is 45 ~ 80 degree with the angle of vertical direction, is 60 ~ 80 degree further.
As shown in Figure 3, the shape of the air outlet of guiding device 7 is roughly consistent with the shape of sheet glass 100, be conducive to surrounding edge outside air being blown into accurately sheet glass 100 like this, blow air to the width 71 of the surrounding edge of sheet glass 100 of the air outlet blowout of preferred guiding device 7 is 10 ~ 100mm, more preferably 20 ~ 80mm, concrete numerical value can regulate according to the size shape difference of sheet glass 100.
In FIG, preferably described Hong Wan district 12 is divided into the curved district of preliminary drying 121 and final Hong Wan district 122, the Heating temperature in the curved district of described preliminary drying 121 is lower than the Heating temperature in described final Hong Wan district 122, sheet glass is made to be greater than its final crooked radian in final Hong Wan district 122 at the crooked radian in the curved district of preliminary drying 121 like this, made by progressively brake forming that final to dry curved sheet glass profile continuity good, optical quality is good.
In order to realize automatically controlling the frequency of gas blower 5, the parameter such as aperture, annealing time of air-quantity adjusting valve 6 reaches the object of the annealing rate automatically controlling sheet glass 100, preferably the blast inlet of described gas blower 5 is provided with air themperature proofing unit (not shown), this air themperature proofing unit (not shown), for detecting the temperature of the air entering gas blower 5, correspondingly adjusts correlation parameter according to different air themperature.Wherein, gas blower 5 adopts variable frequency control, and control the pressure of blowing, the frequency of preferred gas blower 5 is 30 ~ 50Hz; Meanwhile, preferred described blowing device is 1 ~ 50 second to the time that the surrounding edge of sheet glass 100 is dried, and can be more preferably 1 ~ 10 second; Further, described air-quantity adjusting valve 6 can adopt variable frequency control, the aperture 45 ~ 90 degree of preferred described air-quantity adjusting valve 6.
Traditional annealed zone is arranged on the lower floor of the furnace binding of continuous bending furnace, transmitting device 2 will be followed get back to loading place 4 together with forming mould 3 through zone of transition 16 and transmission district 17 of coming out of the stove after sheet glass 100 completes annealing, sheet glass 100 after drying roll forming is in this course supported on described forming mould 3 all the time, due to normally used forming mould 3 for metal is made, particularly such as iron etc., iron is the good conductor of heat, sheet glass is the poor conductor of heat, heating and thermal insulation process must be carried out to forming mould 3 in being come out of the stove in district 17 in transmission, make forming mould 3 be unlikely to lower the temperature too fast and with the excessive temperature differentials of sheet glass 100, thus cause sheet glass 100 to break, so just increase energy consumption, be unfavorable for energy-conserving and environment-protective, in order to reduce the energy consumption transmitting heating and the insulation of coming out of the stove in district 17, as shown in Figure 4, the present invention is provided with glass mold releasing mechanism 8 in described zone of transition 16, the side of zone of transition 16 arranges glass delivery line 9, cooled sheet glass 100 can be transferred to glass delivery line 9 from forming mould 3 by glass mold releasing mechanism 8, so just sheet glass 100 can be separated with forming mould 3, afterwards forming mould 3 and transmitting device 2 at faster speed together with get back to loading place 4, and sheet glass 100 transmits bottom sheet from glass delivery line 9 separately, thus forming mould 3 can be made to remain on higher temperature get back to loading place 4, and can shorten sheet glass 100 depart from after to the time of again to go up slice, be conducive to the quantity being reduced to mould 3 and transmitting device 2, decrease the loss of heat, reach energy-saving and cost-reducing, the object reduced costs.
As shown in Figure 5, glass mold releasing mechanism 8 of the present invention comprises lifting top rod 81, hoisting appliance 82, servomotor 83, transmission shuttle 84 and shuttle push rod 85; Lifting top rod 81, hoisting appliance 82 and servomotor 83 to be fixedly installed in zone of transition 16 and to be positioned at immediately below forming mould 3, and servomotor 83 drives hoisting appliance 82 to rise lifting top rod 81 sheet glass 100 on forming mould 3 is separated by jack-up from forming mould 3; Transmission shuttle 84 and shuttle push rod 85 back and forth movement are between zone of transition 16 and glass delivery line 9, transmission shuttle 84 and shuttle push rod 85 enter in zone of transition 16 and advance to immediately below sheet glass 100 that jack-up is separated, then servomotor 83 drives hoisting appliance 82 to fall lifting top rod 81 sheet glass 100 is held up by shuttle push rod 85, then sheet glass 100 transmission is placed on glass delivery line 9, sheet glass 100 transmits bottom sheet on glass delivery line 9, and transmission shuttle 84 and shuttle push rod 85 return in zone of transition 16 and transmit next glass sheets 100.
Meanwhile, the present invention also provides this continuous bending furnace of a kind of application to dry the method for bend glass sheets continuously, and the method comprises the following steps,
Step 1: sheet glass 100 is placed on forming mould 3 in loading place 4;
Step 2: sheet glass 100 is transferred to preheating zone 11 by transmitting device 2 together with forming mould 3, by circulative convection and this sheet glass 100 of the even preheating of radiation heating;
Step 3: the sheet glass 100 of preheating is transferred to Hong Wan district 12, further heating glass plate 100, makes sheet glass 100 brake forming under self-gravity action;
Preferably, in step 3, described Hong Wan district 12 is divided into the curved district of preliminary drying 121 and final Hong Wan district 122, and sheet glass 100 is greater than sheet glass 100 curvature shaping in final Hong Wan district 122 in the curvature that the curved district of preliminary drying 121 is shaping; Made that final to dry curved sheet glass profile continuity good like this by progressively brake forming, optical quality is good.
Preferably, the infrared radiation wavelength heated sheet glass 100 in step 2 and step 3 is 2000 ~ 10000nm.
Step 4: the sheet glass 100 of brake forming is transferred to annealed zone 13, to anneal to sheet glass 100 by directly drying to the surrounding edge of sheet glass 100, described annealed zone is positioned at the upper strata of the furnace binding in continuous Hong Wan district;
Preferably, in step 4 before directly drying to the surrounding edge of sheet glass 100, temperature detection is carried out to the air blowed; The temperature of the air usually blowed is between 10 ~ 50 DEG C, correspondingly adjust correlation parameter according to different air themperature, can realize automatically controlling the frequency of gas blower 5 like this, object that the parameter such as aperture, annealing time of air-quantity adjusting valve 6 reaches the annealing rate automatically controlling sheet glass 100.
Meanwhile, preferred blowing device is 1 ~ 50 second to the time that the surrounding edge of sheet glass 100 is dried, and can be more preferably 1 ~ 10 second; And air-quantity adjusting valve 6 can adopt variable frequency control, the aperture of preferred air-quantity adjusting valve 6 45 ~ 90 degree.
Preferably, the blowing direction of directly drying to the surrounding edge of sheet glass 100 in step 4 and the angle of vertical direction are 45 ~ 80 degree, are 60 ~ 80 degree further; Further, the width of directly drying to the surrounding edge of sheet glass to the surrounding edge of sheet glass 100 in step 4 is 10 ~ 100mm, more preferably 20 ~ 80mm, and concrete numerical value can regulate according to the size shape difference of sheet glass 100; Finally, the tension stress of the sheet glass 100 after annealed in step 4 is at below 5MPa, and stress is at more than 10MPa.
Step 5: the sheet glass 100 after annealing is transferred to decline district 14, and be transferred to the cooling zone 15 of lower floor further;
Step 6: cooled sheet glass 100 enters zone of transition 16 together in company with forming mould 3 in cooling zone 15, and then forming mould 3 comes back to loading place 4;
Preferably, make sheet glass 100 be separated with forming mould 3 in step 6, sheet glass 100 transfers to lower section by glass delivery line 9; So just sheet glass 100 can be separated with forming mould 3, afterwards forming mould 3 and transmitting device 2 at faster speed together with get back to loading place 4, and sheet glass 100 transmits bottom sheet from glass delivery line 9 separately, thus forming mould 3 can be made to remain on higher temperature get back to loading place 4, and can shorten sheet glass 100 depart from after to the time of again to go up slice, be conducive to the quantity being reduced to mould 3 and transmitting device 2, decrease the loss of heat, reach object that is energy-saving and cost-reducing, that reduce costs.
Above content specifically describes a kind of continuous bending furnace of the present invention and continuous method of drying bend glass sheets thereof; but the present invention is not by the limitation of embodiment content described above; the any improvement carried out according to technical essential of the present invention so all, equivalent modifications and replacement etc., all belong to the scope of protection of the invention.
Claims (10)
1. a continuous bending furnace, comprise furnace binding, transmitting device and forming mould, the front end exit place of furnace binding is provided with loading place, furnace binding is divided into, lower two-layer, forming mould is fixedly installed on transmitting device, transmitting device can drive forming mould loopy moving in furnace binding, it is characterized in that: the upper strata of furnace binding sets gradually into preheating zone, Hong Wan district, annealed zone and decline district, the lower floor of furnace binding sets gradually into cooling zone, zone of transition and transmission are come out of the stove district, described cooling zone is positioned at immediately below decline district, described annealed zone is provided with blowing device, described blowing device comprises the gas blower be communicated with successively, air-quantity adjusting valve and guiding device, the furnace roof of described annealed zone offers opening, guiding device is arranged on the furnace roof opening part of described annealed zone, the air outlet of described guiding device is positioned at annealed zone and the surrounding edge of corresponding sheet glass, outside air can blow surrounding edge to sheet glass through air-quantity adjusting valve and guiding device.
2. continuous bending furnace according to claim 1, is characterized in that: described baking is curved divides into the curved district of preliminary drying and final Hong Wan district, and the Heating temperature in the curved district of described preliminary drying is lower than the Heating temperature in described final Hong Wan district.
3. continuous bending furnace according to claim 1, is characterized in that: the blowing direction of the air outlet of guiding device and the angle of vertical direction are 45 ~ 80 degree.
4. continuous bending furnace according to claim 1, is characterized in that: the blow air of the air outlet of guiding device blowout is 10 ~ 100mm to the width of the surrounding edge of sheet glass.
5. continuous bending furnace according to claim 1, is characterized in that: the blast inlet of described gas blower is provided with air themperature proofing unit.
6. continuous bending furnace according to claim 1, is characterized in that: the frequency of gas blower is 30 ~ 50Hz, and described blowing device is 1 ~ 50 second to the time that the surrounding edge of sheet glass is dried.
7. continuous bending furnace according to claim 1, is characterized in that: the aperture of described air-quantity adjusting valve 45 ~ 90 degree.
8. continuous bending furnace according to claim 1, it is characterized in that: in described zone of transition, be provided with glass mold releasing mechanism, the side of zone of transition arranges glass delivery line, and cooled sheet glass can be transferred to glass delivery line from forming mould by glass mold releasing mechanism.
9. continuous bending furnace according to claim 8, it is characterized in that: glass mold releasing mechanism comprises lifting top rod, hoisting appliance, servomotor, transmission shuttle and shuttle push rod, lifting top rod, hoisting appliance and servomotor to be fixedly installed in zone of transition and to be positioned at immediately below forming mould, and transmission shuttle and shuttle push rod back and forth movement are between zone of transition and glass delivery line.
10. continuous bending furnace according to claim 1, is characterized in that: the tension stress of the sheet glass behind annealed district is at below 5MPa, and stress is at more than 10MPa.
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| CN201410531177.4A CN104310764B (en) | 2014-10-10 | 2014-10-10 | Continuous bending furnace |
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| CN201410531177.4A CN104310764B (en) | 2014-10-10 | 2014-10-10 | Continuous bending furnace |
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| CN104310764A true CN104310764A (en) | 2015-01-28 |
| CN104310764B CN104310764B (en) | 2017-01-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104860517A (en) * | 2015-04-04 | 2015-08-26 | 江苏华尚玻璃技术有限公司 | Annealing cooling system for heat bent glass |
| CN105946500A (en) * | 2015-03-09 | 2016-09-21 | 翰昂系统株式会社 | Air conditioning system for motor vehicles |
| WO2019084910A1 (en) * | 2017-11-03 | 2019-05-09 | 深圳市力沣实业有限公司 | Hot bending machine |
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| US6240746B1 (en) * | 1997-04-04 | 2001-06-05 | Asahi Glass Company Ltd. | Glass plate bending method and apparatus |
| CN201753311U (en) * | 2010-07-13 | 2011-03-02 | 斯坦因（上海）工业炉有限公司 | Float glass annealing kiln and cooling device thereof |
| CN102276135A (en) * | 2011-07-19 | 2011-12-14 | 福耀玻璃工业集团股份有限公司 | Furnace for continuous bending of front windshield of automobile and production technology for continuous bending |
| CN203048779U (en) * | 2012-12-17 | 2013-07-10 | 信义汽车玻璃(深圳)有限公司 | Continuous hot bending furnace for automotive glass |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6240746B1 (en) * | 1997-04-04 | 2001-06-05 | Asahi Glass Company Ltd. | Glass plate bending method and apparatus |
| CN201753311U (en) * | 2010-07-13 | 2011-03-02 | 斯坦因（上海）工业炉有限公司 | Float glass annealing kiln and cooling device thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105946500A (en) * | 2015-03-09 | 2016-09-21 | 翰昂系统株式会社 | Air conditioning system for motor vehicles |
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| WO2019084910A1 (en) * | 2017-11-03 | 2019-05-09 | 深圳市力沣实业有限公司 | Hot bending machine |
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Effective date of registration: 20160830 Address after: Acer Road, Fuqing city Fuzhou City, Fujian Province town 350301 Fuyao Industrial Zone II Applicant after: Fuyao Group (Fujian) Machinery Manufacturing Co., Ltd. Address before: Acer Road, Fuqing city Fuzhou City, Fujian Province town 350301 Fuyao Industrial Zone II Applicant before: Fuyao Glass Industry Group Co., Ltd. |
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