CN105060688A - Bending forming device and method of tempered glass - Google Patents
Bending forming device and method of tempered glass Download PDFInfo
- Publication number
- CN105060688A CN105060688A CN201510524442.0A CN201510524442A CN105060688A CN 105060688 A CN105060688 A CN 105060688A CN 201510524442 A CN201510524442 A CN 201510524442A CN 105060688 A CN105060688 A CN 105060688A
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- China
- Prior art keywords
- bending forming
- curved surface
- prebuckling
- sheet glass
- preliminary shaping
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- Granted
Links
- 238000005452 bending Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000005341 toughened glass Substances 0.000 title claims abstract description 26
- 238000007493 shaping process Methods 0.000 claims description 46
- 238000012545 processing Methods 0.000 claims description 25
- 239000005357 flat glass Substances 0.000 claims description 24
- 230000008569 process Effects 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 abstract description 7
- 238000013461 design Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The invention relates to the technical field of automobile glass thermal forming, in particular to a bending forming device and method of tempered glass. The bending forming device of tempered glass comprises a pre-forming mold with a pre-forming face, a heated glass plate is firstly pre-formed, then self-weight forming is carried out, an error between a profile obtained by directly carrying out self-weight bending forming and a designed profile can be complemented, and product quality is improved.
Description
Technical field
The present invention relates to vehicle glass hot forming techniques field, be specifically related to a kind of bending forming processing device and working method of toughened glass.
Background technology
In prior art, first vehicle glass plate 500 is heated to when carrying out thermoforming in process furnace can the temperature of bending forming, be positioned on a tempering ring mould 400 by a flat-die 300 again and carry out deadweight bending forming, as shown in Figure 1, between the deadweight curved profile of the finished product of gained and design profile, there is certain error, cause the matching problem of vehicle glass and rain brush and the problem of appearance of automobile further.
Given this, overcome above defect of the prior art, provide a kind of bending forming processing device of new toughened glass or new working method to become this area technical problem urgently to be resolved hurrily.
Summary of the invention
The object of the invention is to the above-mentioned defect for prior art, a kind of bending forming processing device and working method of toughened glass are provided.
Object of the present invention realizes by following technical measures:
A bending forming processing device for toughened glass, compared with prior art, its difference is, this device comprises:
For multiple conveying rollers that the sheet glass heated through process furnace is carried in the horizontal direction;
Sheet glass for heating through process furnace carries out the preliminary shaping mould of prebuckling shaping, the lower surface of described preliminary shaping mould has a pre-bending curved surface, described prebuckling face comprises the first convex curved surface, arcs of recesses curved surface and the second convex curved surface that are in turn connected to form entirety, and described preliminary shaping mould is by pressurizeing to the sheet glass heated through process furnace to make it carry out prebuckling shaping; And
For carrying the sheet glass that is shaped through prebuckling with the ring frame shut die making it carry out from re-forming, described annular frame mould has relative two linearly sides and the first relative arc-shaped side and the second arc-shaped side.
Preferably, described processing unit (plant) also comprises a lifting moving mechanism, and it is elevated in the vertical direction for driving described preliminary shaping mould.
Preferably, described processing unit (plant) also comprises process furnace.
Present invention also offers a kind of bending forming working method of toughened glass, comprise the steps:
Preliminary shaping operation: the preliminary shaping mould by lower surface being a pre-bending curved surface pressurizes to the sheet glass heated through process furnace to make it carry out prebuckling shaping, described prebuckling face comprises the first convex curved surface, arcs of recesses curved surface and the second convex curved surface that are in turn connected to form entirety;
Deadweight forming process: be carried on ring frame shut die by preliminary shaping operation gained sheet glass, to make it carry out deadweight bending forming, described annular frame mould has relative two linearly sides and the first relative arc-shaped side and the second arc-shaped side.
Preferably, also comprised the steps: before preliminary shaping operation
Heating process: sheet glass is inserted in process furnace the temperature being heated to carry out prebuckling shaping and deadweight bending forming.
Compared with prior art, beneficial effect of the present invention is, the bending forming processing device of toughened glass of the present invention comprises the preliminary shaping mould that has preliminary shaping face, first sheet glass after heating is carried out preliminary shaping and then carried out from re-forming, to compensate the error of directly carrying out conducting oneself with dignity between bending forming gained profile and design profile, improve the quality of products.
Accompanying drawing explanation
Fig. 1 is the structural representation of the bending forming processing device of toughened glass of the prior art.
Fig. 2 is the structural representation of the bending forming processing device of the toughened glass of the embodiment of the present invention.
Fig. 3 is the structural representation of preliminary shaping mould in the bending forming processing device of the toughened glass of the embodiment of the present invention.
Fig. 4 is the structural representation of ring frame shut die in the bending forming processing device of the toughened glass of the embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to shown in Fig. 2 to Fig. 4, illustrate the structural representation of the bending forming processing device 100 of the toughened glass of a preferred embodiment of the present invention.The bending forming processing device 100 of the toughened glass that this specification sheets institute accompanying drawings is painted and dependency structure thereof, ratio, size etc., content all only in order to coordinate specification sheets to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the present invention, therefore the not technical essential meaning of tool, the modification of any structure, the change of proportionlity or size, the adjustment of quantity, under the effect that can produce at the bending forming processing device 100 not affecting toughened glass of the present invention and the object that can reach, all should still drop in scope that disclosed technology contents covers.Simultaneously, quote in this specification sheets as " on ", D score, "left", "right", " centre " and " one " etc. term, only clear for the ease of describing, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the present invention.
Present embodiments provide a kind of bending forming processing device of toughened glass, refer to shown in Fig. 2 to Fig. 4, the bending forming processing device 100 of this toughened glass comprises: process furnace (not shown), conveying roller 1, preliminary shaping mould 2, ring frame shut die 3 and lifting moving mechanism (not shown).Wherein, process furnace (not shown) is used for heating to make it reach the temperature of bending forming to sheet glass 200.Multiple conveying roller 1 is for carrying the sheet glass heated through process furnace 200 in the horizontal direction.Preliminary shaping mould 2 carries out prebuckling shaping for the sheet glass will heated through process furnace, the lower surface of described preliminary shaping mould 2 has a pre-bending curved surface 20, this pre-bending curved surface 20 comprises the first convex curved surface 21, arcs of recesses curved surface 22 and the second convex curved surface 23 that are in turn connected to form entirety, and described preliminary shaping mould 2 is by pressurizeing to make it carry out prebuckling shaping to the sheet glass 200 heated through process furnace.Ring frame shut die 3 carries out from re-forming to make it for carrying the sheet glass 200 be shaped through prebuckling, and described ring frame shut die 3 has relative two linearly sides 31 and the first relative arc-shaped side 32 and the second arc-shaped side 33.Lifting moving mechanism (not shown) is elevated in the vertical direction for driving described preliminary shaping mould 2.
Correspondingly, the present embodiment additionally provides the method that the bending forming processing device 100 applying above-mentioned toughened glass carries out processing, and specifically comprises the steps:
Heating process: sheet glass is inserted in process furnace the temperature being heated to carry out prebuckling shaping and deadweight bending forming;
Preliminary shaping operation: the preliminary shaping mould by lower surface being a pre-bending curved surface pressurizes to the sheet glass heated through process furnace to make it carry out prebuckling shaping, described prebuckling face comprises the first convex curved surface, arcs of recesses curved surface and the second convex curved surface that are in turn connected to form entirety;
Deadweight forming process: be carried on ring frame shut die by preliminary shaping operation gained sheet glass, to make it carry out deadweight bending forming, described annular frame mould has relative two linearly sides and the first relative arc-shaped side and the second arc-shaped side.
Particularly, the bending forming processing device of toughened glass of the present invention comprises the preliminary shaping mould that has preliminary shaping face, first sheet glass after heating is carried out preliminary shaping and then carried out from re-forming, to compensate the error of directly carrying out conducting oneself with dignity between bending forming gained profile and design profile, improve the quality of products.
First gravity molding glass profile and the difference designing profile is found;
These difference is pressed complementary principle process on " flat-die ", transformation flat-die is preliminary shaping mould;
Due to preliminary shaping with mould pre-compensation " gravity shaping " difference between profile and " design profile ", result is that the glass profile after gravity is shaped is consistent with designing profile.Meet the requirement of product.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a bending forming processing device for toughened glass, is characterized in that, this device comprises:
For multiple conveying rollers that the sheet glass heated through process furnace is carried in the horizontal direction;
Sheet glass for heating through process furnace carries out the preliminary shaping mould of prebuckling shaping, the lower surface of described preliminary shaping mould has a pre-bending curved surface, described prebuckling face comprises the first convex curved surface, arcs of recesses curved surface and the second convex curved surface that are in turn connected to form entirety, and described preliminary shaping mould is by pressurizeing to the sheet glass heated through process furnace to make it carry out prebuckling shaping; And
For carrying the sheet glass that is shaped through prebuckling with the ring frame shut die making it carry out from re-forming, described annular frame mould has relative two linearly sides and the first relative arc-shaped side and the second arc-shaped side.
2. the bending forming processing device of toughened glass according to claim 1, is characterized in that, described processing unit (plant) also comprises a lifting moving mechanism, and it is elevated in the vertical direction for driving described preliminary shaping mould.
3. the bending forming processing device of toughened glass according to claim 1, is characterized in that, described processing unit (plant) also comprises process furnace.
4. a bending forming working method for toughened glass, is characterized in that, comprise the steps:
Preliminary shaping operation: the preliminary shaping mould by lower surface being a pre-bending curved surface pressurizes to the sheet glass heated through process furnace to make it carry out prebuckling shaping, described prebuckling face comprises the first convex curved surface, arcs of recesses curved surface and the second convex curved surface that are in turn connected to form entirety;
Deadweight forming process: be carried on ring frame shut die by preliminary shaping operation gained sheet glass, to make it carry out deadweight bending forming, described annular frame mould has relative two linearly sides and the first relative arc-shaped side and the second arc-shaped side.
5. the bending forming working method of toughened glass according to claim 4, is characterized in that, also comprises the steps: before preliminary shaping operation
Heating process: sheet glass is inserted in process furnace the temperature being heated to carry out prebuckling shaping and deadweight bending forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510524442.0A CN105060688B (en) | 2015-08-25 | 2015-08-25 | The bending forming processing device and processing method of safety glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510524442.0A CN105060688B (en) | 2015-08-25 | 2015-08-25 | The bending forming processing device and processing method of safety glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105060688A true CN105060688A (en) | 2015-11-18 |
| CN105060688B CN105060688B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510524442.0A Active CN105060688B (en) | 2015-08-25 | 2015-08-25 | The bending forming processing device and processing method of safety glass |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262245A (en) * | 1999-02-04 | 2000-08-09 | 福耀玻璃工业集团股份有限公司 | Die press technology for shaping wind shield of car |
| US20050092028A1 (en) * | 2003-11-05 | 2005-05-05 | William Blanc | Light weight gravity bending ring |
| CN103553307A (en) * | 2013-09-30 | 2014-02-05 | 福耀玻璃工业集团股份有限公司 | Glass plate bending method and glass plate bending device |
| CN104710104A (en) * | 2013-12-17 | 2015-06-17 | 东莞奔迅汽车玻璃有限公司 | Hot bending molding method for laminated plate glass |
| CN205035257U (en) * | 2015-08-25 | 2016-02-17 | 武汉武耀安全玻璃股份有限公司 | Toughened glass's bending processingequipment |
-
2015
- 2015-08-25 CN CN201510524442.0A patent/CN105060688B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1262245A (en) * | 1999-02-04 | 2000-08-09 | 福耀玻璃工业集团股份有限公司 | Die press technology for shaping wind shield of car |
| US20050092028A1 (en) * | 2003-11-05 | 2005-05-05 | William Blanc | Light weight gravity bending ring |
| CN103553307A (en) * | 2013-09-30 | 2014-02-05 | 福耀玻璃工业集团股份有限公司 | Glass plate bending method and glass plate bending device |
| CN104710104A (en) * | 2013-12-17 | 2015-06-17 | 东莞奔迅汽车玻璃有限公司 | Hot bending molding method for laminated plate glass |
| CN205035257U (en) * | 2015-08-25 | 2016-02-17 | 武汉武耀安全玻璃股份有限公司 | Toughened glass's bending processingequipment |
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| Publication number | Publication date |
|---|---|
| CN105060688B (en) | 2017-07-18 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 430056 Hubei city of Wuhan province Wuhan City Economic and Technological Development Zone East Road No. 164 Applicant after: WUHAN WUYAO SAFETY GLASS Co.,Ltd. Address before: 430056 Hubei city of Wuhan province Wuhan City Economic and Technological Development Zone East Road No. 164 Applicant before: WUHAN YAOHUA SAFETY GLASS Co.,Ltd. |
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| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Bending and Forming Device and Processing Method for Tempered Glass Granted publication date: 20170718 Pledgee: Hubei Science and Technology Financing Guarantee Co.,Ltd. Pledgor: WUHAN WUYAO SAFETY GLASS Co.,Ltd. Registration number: Y2024980004045 |