CN115140928A - Method for solving influence of glass ribbon warping on transverse cutting - Google Patents
Method for solving influence of glass ribbon warping on transverse cutting Download PDFInfo
- Publication number
- CN115140928A CN115140928A CN202210801924.6A CN202210801924A CN115140928A CN 115140928 A CN115140928 A CN 115140928A CN 202210801924 A CN202210801924 A CN 202210801924A CN 115140928 A CN115140928 A CN 115140928A
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- cutting
- glass ribbon
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- glass
- pressing
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- 239000011521 glass Substances 0.000 title claims abstract description 126
- 238000005520 cutting process Methods 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 69
- 230000000694 effects Effects 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005457 optimization Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a method for solving the problem of influence of glass ribbon warping on transverse cutting, which comprises the following steps of S1: the cutting roller way conveys the glass ribbon to be processed along a first direction; s2: pressing the glass ribbon by the first pressing wheels so that the lower surface of the glass ribbon is abutted against the upper surface of the cutting roller way; s3: the cutter wheel presses downwards and contacts one side wall of the glass ribbon; s4: the first pressing wheels and the knife wheels move along the second direction at the same time, and the knife wheels cut the glass ribbon along the second direction. According to the invention, different pinch rollers and top wheels are arranged at different positions of the cutting roller bed, so that the warping of the glass belt in the first direction and the second direction is improved, and the influence of the warping of the glass belt on transverse cutting is solved.
Description
Technical Field
The invention relates to the technical field of electronic glass cutting, in particular to a method for solving the problem that the warping of a glass belt influences transverse cutting.
Background
In the production process of float glass, due to the reasons of unstable annealing, insufficient stress release and the like, the glass strip has warpage of different degrees after being taken out of an annealing kiln, and electronic glass has more serious warpage phenomena due to thick edges, extremely thin middle parts, large thickness difference and incomplete stress release of the edges, even has a lotus leaf edge phenomenon.
The electronic glass transverse cutting needs to penetrate through the edge part and the middle part of the glass belt, the transverse cutting roller way cannot be completely attached to the whole width range of the glass belt due to warping, the lower surface of the glass belt cannot be effectively supported by the transverse cutting roller way, great difficulty can be brought to transverse cutting, and fragments are easily generated when the electronic glass is cut due to the fact that a small area of the lower surface of the glass belt is suspended.
Disclosure of Invention
Aiming at the problems existing in the existing electronic glass cutting, the method for solving the problem that the transverse cutting is influenced by the warping of the glass belt is high in efficiency, stable in cutting and high in finished products.
The specific technical scheme is as follows:
a method of addressing the effects of ribbon warp on cross-direction cutting for use with a glass ribbon cutting apparatus comprising:
a cutting roller table that conveys the glass ribbon in a first direction;
the glass belt cutting device comprises a cutter wheel and a plurality of first pressing wheels, wherein the cutter wheel and the first pressing wheels are movably arranged above the glass belt and are used for cutting the glass belt along a second direction, the first pressing wheels are located on the periphery of the cutter wheel, and the first pressing wheels are used for tightly pressing the glass belt;
the driving mechanism is used for driving the first pressing wheels and the cutter wheels to press downwards and driving the first pressing wheels and the cutter wheels to move along the second direction, an angle is formed between the first direction and the second direction, and the angle is an acute angle beta;
the method comprises the following steps:
s1: the cutting roller way conveys the glass belt to be processed;
s2: pressing the glass ribbon downwards by a plurality of first pressing wheels so that the lower surface of the glass ribbon is abutted against the upper surface of the cutting roller way;
s3: the cutter wheel presses downwards and contacts one side wall of the glass ribbon;
s4: the first pressing wheels and the knife wheels move along the second direction at the same time, and the knife wheels cut the glass ribbon along the second direction;
in the steps S1 to S4, the conveying speed of the glass ribbon is V1, the speed at which the driving mechanism drives the cutter wheel to move in the second direction is V2, and V2= V1/cos β.
As the further improvement and optimization of the scheme, the glass belt cutting device further comprises a cutting frame and a pressing frame, the cutting frame and the pressing frame are movably arranged above the glass belt, the cutter wheel is movably arranged on the cutting frame, the first pressing wheel is movably arranged on the pressing frame, the driving mechanism is used for driving the cutting frame and the pressing frame to press downwards and drive the cutting frame and the pressing frame to move along the second direction.
As a further improvement and optimization of the scheme, the number of the first pressing wheels is at least three, and the three first pressing wheels are located on the peripheral side of the cutter wheel.
As a further improvement and optimization of the scheme, the two first pressing wheels are distributed on two sides of the cutter wheel along the second direction, and the other first pressing wheel is distributed on one side of the cutter wheel along the first direction.
As further improvement and optimization of the scheme, the driving mechanism comprises a first driving piece, a second driving piece and a third driving piece, the first driving piece drives the lower pressing frame to press downwards, the second driving piece drives the cutting frame to press downwards, and the third driving piece drives the lower pressing frame and the cutting frame to move along the second direction.
As a further improvement and optimization of the scheme, a tensioning mechanism is further arranged on the cutting roller way and comprises a first tensioning assembly, and the first tensioning assembly is arranged below the glass belt and used for tensioning the glass belt.
As a further improvement and optimization of the scheme, the first tensioning assembly comprises at least two top wheels and at least two fourth driving parts, the two fourth driving parts are respectively in transmission connection with the two top wheels and used for driving the top wheels to ascend and descend, and the two top wheels are distributed on two sides of the glass belt along the second direction.
As a further improvement and optimization of the scheme, the tensioning mechanism further comprises two second tensioning assemblies, and the two second tensioning assemblies are arranged above the glass ribbon and distributed on two sides of the glass ribbon cutting device along the first direction and used for downwards pressing and holding two edge parts of the glass ribbon.
As a further improvement and optimization of the scheme, the second tensioning assembly comprises at least two second pressing wheels and at least two fifth driving pieces, the two second pressing wheels are distributed at two sides of the glass ribbon along the second direction, and the two fifth driving pieces are distributed at the two second pressing wheels and are in transmission connection so as to drive the second pressing wheels to lift.
Compared with the prior art, the technical scheme has the positive effects that:
(1) According to the invention, different pinch rollers and top wheels are arranged at different positions of the cutting roller bed, so that the warping of the glass belt along two directions of the first direction and the second direction is improved, and the influence of the warping of the glass belt on transverse cutting is solved.
(2) The two top wheels are respectively positioned at the two sides of the bottom of the glass ribbon and jack up the sides of the glass ribbon upwards to play a role in tensioning the sides of the glass ribbon.
(3) According to the invention, the second pressing wheel presses two edges of the glass belt on the roller surface of the cutting roller way, so that the phenomenon that the edges of the glass belt are suspended when the cutter wheel cuts the glass belt is avoided.
(4) When the cutter wheel is used for cutting the glass ribbon, the front pressing wheel, the rear pressing wheel and the side pressing wheel are arranged around the cutter wheel, so that the glass ribbon near the cutting cutter wheel is positioned on a plane and pressed on the roller surface of a cutting roller way, and the phenomenon that the lower surface of the glass ribbon is suspended during cutting is avoided.
Drawings
FIG. 1 is a top view of a glass ribbon cutting apparatus according to one method of the present invention for addressing the effects of ribbon warpage on cross-cuts;
FIG. 2 is a front view of a glass ribbon cutting apparatus according to one method of the present invention for addressing the effects of ribbon warp on cross cutting;
FIG. 3 is a schematic diagram of a cutting structure for a method of the present invention for addressing the effects of glass ribbon warpage on cross cutting;
in the drawings: 1. cutting the roller way; 2. a top wheel; 3. a drive mechanism; 4. a glass ribbon; 5. a second pinch roller; 7. a fourth drive; 8. a fifth driving member; 31. a cutting knife rest; 32. a cutter wheel; 34. pressing down the frame; 35. a front pinch roller; 36. a rear pinch roller; 37. side pinch roller.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is a top view of a glass ribbon cutting apparatus according to a method of the present invention for solving the influence of the warpage of a glass ribbon on transverse cutting, fig. 2 is a front view of the glass ribbon cutting apparatus according to the method of the present invention for solving the influence of the warpage of a glass ribbon on transverse cutting, fig. 3 is a schematic structural view of a cutting structure according to the method of the present invention for solving the influence of the warpage of a glass ribbon on transverse cutting, as shown in fig. 1 to 3, showing a method of a preferred embodiment for solving the influence of the warpage of a glass ribbon on transverse cutting, characterized in that, in use in the glass ribbon cutting apparatus, the glass ribbon cutting apparatus comprises a cutting roller table 1, a cutter wheel 32, a plurality of first press wheels and a driving mechanism 3, the cutting roller table 1 conveys the glass ribbon 4 in a first direction, the cutter wheel 32 and the plurality of first press wheels are movably disposed above the glass ribbon 4, the cutter wheel 32 is used for cutting the glass ribbon 4 in a second direction, the plurality of first press wheels are disposed at positions above the cutter wheel 32, the plurality of first press wheels are used for pressing the glass ribbon 4, the driving mechanism 3 is used for driving the plurality of first press wheels and the cutter wheel 32 to drive the second press wheels and the first press wheels are movable in a second direction, and an acute angle is formed between the second press wheel 32;
the method comprises the following steps:
s1: the cutting roller way 1 conveys a glass belt 4 to be processed;
s2: a plurality of first press wheels press the glass belt 4 downwards so that the lower surface of the glass belt 4 is abutted against the upper surface of the cutting roller table 1;
s3: the cutter wheel 32 is pressed down and contacts a side wall of the glass ribbon 4;
s4: the first pressing wheels and the knife wheels 32 move along the second direction at the same time, and the knife wheels 32 cut the glass ribbon 4 along the second direction;
in steps S1 to S4, the conveyance speed of the glass ribbon 4 is V1, the speed at which the driving mechanism 3 drives the cutter wheel 32 to move in the second direction is V2, and V2= V1/cos β; the purpose of this is that the cutter wheel 32 can perform continuous flat-end cutting operation on the glass ribbon 4 while the glass ribbon 4 is continuously conveyed, and the processing efficiency of the glass ribbon 4 is improved.
Further, as a preferred embodiment, the glass ribbon 4 cutting device further includes a cutting frame 31 and a lower pressing frame 34, the cutting frame 31 and the lower pressing frame 34 are both movably disposed above the glass ribbon 4, the cutter wheel 32 is movably disposed on the cutting frame 31, the first pressing wheels are movably disposed on the lower pressing frame 34, and the driving mechanism 3 is configured to drive the cutting frame 31 and the lower pressing frame 34 to press down and drive the cutting frame 31 and the lower pressing frame 34 to move along the second direction.
Further, as a preferred embodiment, the number of the first pressing wheels is at least three, and the three first pressing wheels are located on the peripheral side of the cutter wheel 32.
Further, as a preferred embodiment, two first pressing wheels are distributed on two sides of the cutter wheel 32 along the second direction, and the other first pressing wheel is distributed on one side of the cutter wheel 32 along the first direction.
Further, as a preferred embodiment, the driving mechanism 3 includes a first driving member, a second driving member and a third driving member, the first driving member drives the pushing frame 34 to push down, the second driving member drives the cutting frame 31 to push down, and the third driving member drives the pushing frame 34 and the cutting frame 31 to move along the second direction.
Further, as a preferred embodiment, the cutting roller table 1 is further provided with a tensioning mechanism, and the tensioning mechanism comprises a first tensioning assembly, and the first tensioning assembly is arranged below the glass ribbon 4 and used for tensioning the glass ribbon 4.
Further, as a preferred embodiment, the first tensioning assembly includes at least two top wheels 2 and at least two fourth driving members 7, the two fourth driving members 7 are respectively in transmission connection with the two top wheels 2 for driving the top wheels 2 to ascend and descend, and the two top wheels 2 are distributed on two sides of the glass ribbon 4 along the second direction.
Preferably, the two top wheels 2 can be arranged in an adjustable mode along the width direction of the glass belt 4, the requirement that the two top wheels 2 can be adjusted in the vertical position according to the warping degree of the glass belt 4 and the distance between the two top wheels 2 is adjusted according to the width of the glass belt 4 is met, the tensioning operation of the glass belts 4 of different types is adapted, and the applicability is improved.
Further, as a preferred embodiment, the tensioning mechanism further comprises two second tensioning assemblies, which are disposed above the glass ribbon 4 and distributed on both sides of the cutting device for the glass ribbon 4 along the first direction, for pressing downward both side portions of the glass ribbon 4.
Further, as a preferred embodiment, the second tensioning assembly includes at least two second pressing wheels 5 and at least two fifth driving members 8, the two second pressing wheels 5 are distributed on two sides of the glass ribbon 4 along the second direction, and the two fifth driving members 8 are distributed on the two second pressing wheels 5 for driving the second pressing wheels 5 to ascend and descend.
Preferably, the second pressing wheel 5 can be adjustably arranged along the width direction of the glass belt 4, the second pressing wheel 5 can adjust the upper position and the lower position according to the warping degree of the glass belt 4 and adjust the distance between the two second pressing wheels 5 in the same group of second tensioning assemblies according to the width of the glass belt 4, and the applicability is further improved.
Specifically, the cutter wheel 32 is arranged horizontally in the axial direction and perpendicular to the second direction, and the front pinch roller 35, the rear pinch roller 36, the side pinch rollers 37 and the cutting cutter wheel 32 are arranged coaxially.
In the embodiment, different pinch rollers and top wheels 2 are arranged at different positions of the cutting roller bed 1, the warping of the glass belt 4 in the first direction and the second direction is improved, and the influence of the warping of the glass belt 4 on transverse cutting is avoided.
In this embodiment, the two top wheels 2 are respectively located at two sides of the bottom of the glass ribbon 4, and lift up the sides of the glass ribbon 4 to take effect of tensioning the sides of the glass ribbon 4.
In this embodiment, the second pressing wheel 5 presses and holds the two sides of the glass ribbon 4 on the roll surface of the cutting roller way 1, so that the hanging phenomenon at the sides of the glass ribbon 4 is avoided when the cutter wheel 32 cuts the glass ribbon 4.
In this embodiment, when the cutter wheel 32 performs cutting operation on the glass ribbon 4, the front pressing wheel 35, the rear pressing wheel 36 and the side pressing wheel 37 are arranged around the cutter wheel 32, so that the glass ribbon 4 near the cutting cutter wheel 32 is located on a plane and pressed on the roller surface of the cutting roller table 1, and the suspension phenomenon of the lower surface of the glass ribbon 4 during cutting is avoided.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (9)
1. A method of addressing the effects of ribbon warp on cross-direction cutting for use with a glass ribbon cutting apparatus comprising:
a cutting roller table that conveys the glass ribbon in a first direction;
the glass belt cutting device comprises a cutter wheel and a plurality of first pressing wheels, wherein the cutter wheel and the first pressing wheels are movably arranged above the glass belt and are used for cutting the glass belt along a second direction, the first pressing wheels are located on the periphery of the cutter wheel, and the first pressing wheels are used for tightly pressing the glass belt;
the driving mechanism is used for driving the first pressing wheels and the cutter wheels to press downwards and driving the first pressing wheels and the cutter wheels to move along the second direction, an angle is formed between the first direction and the second direction, and the angle is an acute angle beta;
the method comprises the following steps:
s1: the cutting roller way conveys the glass ribbon to be processed;
s2: pressing the glass ribbon by the first pressing wheels so that the lower surface of the glass ribbon is abutted against the upper surface of the cutting roller way;
s3: the cutter wheel presses downwards and contacts one side wall of the glass ribbon;
s4: the first pressing wheels and the knife wheels move along the second direction at the same time, and the knife wheels cut the glass ribbon along the second direction;
in the steps S1 to S4, the conveying speed of the glass ribbon is V1, the speed at which the driving mechanism drives the cutter wheel to move in the second direction is V2, and V2= V1/cos β.
2. The method of claim 1, wherein the glass ribbon cutting apparatus further comprises a cutting frame and a hold-down frame, wherein the cutting frame and the hold-down frame are both movably disposed above the glass ribbon, the cutter wheel is movably disposed on the cutting frame, the first press wheels are movably disposed on the hold-down frame, and the driving mechanism is configured to drive the cutting frame and the hold-down frame to hold down and drive the cutting frame and the hold-down frame to move in the second direction.
3. The method of addressing the effects of glass ribbon warp on cross-cutting as recited in claim 2, wherein the number of first pinch rollers is at least three, and three first pinch rollers are located on a peripheral side of the cutter wheel.
4. The method of claim 3, wherein two of the first pinch rollers are disposed on opposite sides of the cutter wheel in the second direction and the other of the first pinch rollers is disposed on one side of the cutter wheel in the first direction.
5. The method of addressing the effects of ribbon warp on cross-cutting as recited in claim 4 wherein the drive mechanism includes a first drive that drives the lower rack down, a second drive that drives the cutting rack down, and a third drive that drives the lower rack and the cutting rack in the second direction.
6. The method of claim 1, wherein a tensioning mechanism is further provided on the cutting table, the tensioning mechanism comprising a first tensioning assembly disposed below the glass ribbon for tensioning the glass ribbon.
7. The method of claim 6, wherein the first tensioning assembly comprises at least two top wheels and at least two fourth drivers, wherein the fourth drivers are respectively in driving connection with the top wheels for driving the top wheels to move up and down, and the top wheels are distributed on two sides of the glass ribbon along the second direction.
8. The method of addressing the effects of ribbon warp on cross-cutting as recited in claim 7 wherein the tensioning mechanism further comprises two second tensioning assemblies disposed above the ribbon and distributed along the first direction on both sides of the ribbon cutting device for holding both edge portions of the ribbon downward.
9. The method of claim 8, wherein the second tensioning assembly comprises at least two rollers disposed on opposite sides of the glass ribbon along the second direction and at least two fifth driving members disposed on opposite sides of the glass ribbon for driving the rollers up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210801924.6A CN115140928A (en) | 2022-07-08 | 2022-07-08 | Method for solving influence of glass ribbon warping on transverse cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210801924.6A CN115140928A (en) | 2022-07-08 | 2022-07-08 | Method for solving influence of glass ribbon warping on transverse cutting |
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| Publication Number | Publication Date |
|---|---|
| CN115140928A true CN115140928A (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210801924.6A Pending CN115140928A (en) | 2022-07-08 | 2022-07-08 | Method for solving influence of glass ribbon warping on transverse cutting |
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| Country | Link |
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| CN (1) | CN115140928A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102099306A (en) * | 2008-07-14 | 2011-06-15 | 旭硝子株式会社 | Device and method for working splitting line for glass ribbon |
| CN204198598U (en) * | 2014-09-30 | 2015-03-11 | 彩虹显示器件股份有限公司 | A kind of device break bar prebasal plate glass being carried out to roll local |
| CN208829542U (en) * | 2018-09-28 | 2019-05-07 | 吴江南玻玻璃有限公司 | Glass-cutting system |
-
2022
- 2022-07-08 CN CN202210801924.6A patent/CN115140928A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102099306A (en) * | 2008-07-14 | 2011-06-15 | 旭硝子株式会社 | Device and method for working splitting line for glass ribbon |
| CN204198598U (en) * | 2014-09-30 | 2015-03-11 | 彩虹显示器件股份有限公司 | A kind of device break bar prebasal plate glass being carried out to roll local |
| CN208829542U (en) * | 2018-09-28 | 2019-05-07 | 吴江南玻玻璃有限公司 | Glass-cutting system |
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Application publication date: 20221004 |