CN111469528A - Method and equipment for laminating foldable ultrathin glass cover plate and preparation process thereof - Google Patents
Method and equipment for laminating foldable ultrathin glass cover plate and preparation process thereof Download PDFInfo
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- CN111469528A CN111469528A CN202010433558.4A CN202010433558A CN111469528A CN 111469528 A CN111469528 A CN 111469528A CN 202010433558 A CN202010433558 A CN 202010433558A CN 111469528 A CN111469528 A CN 111469528A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
- B32B37/1292—Application of adhesive selectively, e.g. in stripes, in patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1825—Handling of layers or the laminate characterised by the control or constructional features of devices for tensioning, stretching or registration
- B32B38/1833—Positioning, e.g. registration or centering
- B32B38/1841—Positioning, e.g. registration or centering during laying up
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/18—Handling of layers or the laminate
- B32B38/1858—Handling of layers or the laminate using vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0076—Curing, vulcanising, cross-linking
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The invention discloses a method, equipment and a process for preparing a foldable ultrathin glass cover plate, wherein the method and the equipment are one of the links of a lamination process in the process for preparing the foldable ultrathin glass cover plate, are the latter link of laser cutting, are used for forming UTG to be laminated by laser cutting of a foldable ultrathin glass mother plate, and are used for carrying out CNC edge grinding after a plurality of UTG are laminated. The beneficial effects are as follows: an automatic laminating mode is adopted, so that the personnel investment is low, the preparation is rapid, and the yield is high; the standard preparation is realized, and the yield is high; the water-soluble UV adhesive is used as a bonding agent, so that the automatic production mechanism is simple; UTG is easy to separate and not easy to break in the subsequent slicing process; the spacing paper is placed between two adjacent glass sheets to be laminated, the distance between every two adjacent glass sheets to be laminated can be fixed, and in the subsequent grinding and polishing smoothing process, consistent chamfers are formed on the edges of the glass sheets, so that the edge strength of UTG is improved.
Description
Technical Field
The invention discloses a technology for preparing a mobile phone cover plate, and particularly relates to a method and equipment for laminating a foldable ultrathin glass cover plate and a preparation process thereof.
Background
The folding screen mobile phone is a model of a smart phone, the flexible AMO L ED screen is a breakthrough key for realizing the folding function of the folding screen mobile phone, the folding screen mobile phone is just like a transformer, the screen is still the size of the traditional mobile phone together, the folding screen mobile phone is convenient to carry, the folding screen mobile phone is turned into a tablet personal computer after being opened, the functions of entertainment and office are combined, and the requirements of pursuing portability and various and unified functions of consumers are met.
At present, mobile phone merchants such as samsung, huashi, motorola, millet and the like start to promote folding screen mobile phones, in order to solve the crease problem of a screen plastic cover plate and strengthen the protection of an AMO L ED panel below, the concept of foldable ultrathin glass (UTG) is introduced into samsung electronics in 2020, and the samsung electronics is used as a protection cover plate of a folding screen mobile phone, a Galaxy Z Flip mobile phone is successfully promoted, and a new folding screen mobile phone supporting the S Pen function is promoted.
The folding screen mobile phone is high in price and has a direct relation with the current production technology, a lamination process is performed in the production process of the foldable ultrathin glass (UTG) cover plate, as shown in fig. 1, a UTG mother board 1 is guided into a workbench hand, the UTG mother board 1 is cut and cut by laser to form a plurality of to-be-laminated sheets UTG10, 20-30 to-be-laminated sheets UTG10 which are cut by laser are laminated together to form a stack UTG13, and then a CNC (numerical control) edging process is performed on the stack UTG 13. In the lamination process, the conventional lamination method is to place the jig on a hot plate, manually stack the sheets UTG10, and use wax as the adhesive between adjacent UTG glasses. This way of operation has a number of drawbacks, such as:
(1) manual operation, more preparation personnel and working hours, low production speed and low yield; the prepared product has obvious differentiation and low yield;
(2) the wax is used as the adhesive, so that the automatic production is not easy to realize;
(3) UTG are prone to cracking during the slicing process after the grinding process.
Therefore, in view of the drawbacks of the prior art, those skilled in the art have endeavored to develop a method and apparatus for laminating a foldable ultra-thin glass cover plate and a process for manufacturing the same, so as to improve efficiency and quality in mass production of the foldable ultra-thin glass cover plate.
Disclosure of Invention
The invention aims to provide a laminating method, equipment and a preparation process of a foldable ultrathin glass cover plate, which aim to change a manual processing mode, realize the mass production of the cover plate through mechanical production, improve the yield of the cover plate and solve the problems in the background technology.
The purpose of the invention is realized by the following technical scheme:
a method for laminating a foldable ultrathin glass cover plate is one of the steps of a laminating process in a preparation process of the foldable ultrathin glass cover plate, and is the latter link of laser cutting, wherein a foldable ultrathin glass (UTG) mother plate is subjected to laser cutting to form a to-be-laminated sheet UTG, and CNC edge grinding is performed after a plurality of sheets UTG are laminated; the method comprises the following steps:
step 1: sequentially placing thick glass sheets on two sides required for preparing the cover plate and a to-be-laminated sheet UTG arranged between the thick glass sheets on the two sides;
step 2: sequentially laminating a front thick glass sheet in the thick glass sheets on the two sides, a to-be-laminated sheet UTG and a rear thick glass sheet in the thick glass sheets on the two sides, and gluing the two adjacent glass sheets through glue dispensing;
step 3: UTG, as laminated in Step2, is pressed and cured to complete the lamination process for the foldable ultra-thin glass cover sheet to form a stack UTG.
Further, the two side thick glass sheets are the same size as the sheet UTG to be laminated that is placed between the two side thick glass sheets.
Further, the glass sheets laminated in sequence at Step2 require a stack alignment to be set to achieve alignment between the glass sheets laminated each time and the glass sheets already laminated at the previous Step.
Further, dispensing is performed in the form of a frame coated with glue at Step2, and a frame dispensing process is performed on the edges of the placed glass sheet.
Further, in Step2, water-soluble UV glue is used as an adhesive for glue dispensing to achieve adhesion between two adjacent glass sheets.
Further, a piece of spacer paper was placed between the two adjacent glass sheets at Step2 to fix the distance between the two adjacent glass sheets.
In order to realize the laminating method, the invention also provides a laminating preparation device of the foldable ultrathin glass cover plate, which at least comprises a feeding cassette, a grabbing device and a laminating device; wherein the feed cassette is used to place two side thick glass sheets required to prepare the stack UTG and a sheet to be laminated UTG placed between the two side thick glass sheets; the gripping device at least comprises a front gripping device and a rear gripping device, wherein the front gripping device is arranged at the downstream of the feeding cassette and is used for sequentially transferring the glass sheets in the feeding cassette to the laminating device, and the rear gripping device is arranged at the downstream of the laminating device and is used for transferring the stacked stacks UTG which are stacked on the laminating device to the discharging track; the lamination device is arranged between the front grabbing device and the rear grabbing device and used for achieving the lamination and fixing of the lamination UTG to be treated.
Further, the feeding cassette is square, and the lamination UTG is placed in the feeding cassette in a vertical position, so that the front grabbing device can grab the lamination.
Further, the lamination device at least comprises a lamination mechanism, a glue dispensing mechanism, a paper placing mechanism and a curing mechanism; the laminating mechanism at least comprises a bearing base station, the bearing base station is used for placing the to-be-laminated sheets UTG, and the glue dispensing mechanism, the paper placing mechanism and the curing mechanism are respectively arranged on two sides of the bearing base station for realizing the laminating process and are used for dispensing, placing and curing the to-be-laminated sheets UTG.
Further, lamination mechanism bear the base station according to treating lamination UTG shape, be square setting, its adjacent both sides edge sets up "L" type lamination calibration portion, bear on the base station with the relative both sides edge of lamination calibration portion sets up the push pedal, with lamination calibration portion is the benchmark, through the cooperation of push pedal is impeld, realizes treating lamination UTG and calibrates layer by layer.
Furthermore, a groove which is through vertically is formed in the middle of the bearing base platform and used for enabling the rear grabbing device to extend into the groove to grab the whole stack UTG.
Furthermore, a plurality of communicated air holes are formed in the outer ring of the groove on the bearing base station, and after the front thick glass sheet is placed and calibrated, the front thick glass sheet is fixed through the air holes.
Furthermore, the paper spacing placing position of the paper placing mechanism is the middle position of the glass sheet, the area of the paper spacing is smaller than that of the glass sheet, and the glue dispensing part is formed on the surface of the glass sheet.
Furthermore, the dispensing mechanism dispenses water-soluble UV glue on the dispensing part of the glass sheet.
Further, the curing mechanism adopts UV lamp irradiation to adsorb and fix two adjacent glass sheets according to the glue type of the glue dispensing mechanism.
The invention provides a preparation process of a foldable ultrathin glass cover plate, wherein the lamination process of the preparation process at least adopts the lamination method of the foldable ultrathin glass cover plate, and the lamination preparation is realized through the lamination preparation equipment.
By implementing the laminating method, the laminating equipment and the preparation process of the foldable ultrathin glass cover plate, the foldable ultrathin glass cover plate has the following beneficial effects:
(1) the technical scheme of the invention adopts an automatic laminating mode, replaces manual laminating by a mechanical mechanism, and has the advantages of less personnel investment, quick preparation and high yield; the standard preparation is realized, and the yield is high;
(2) according to the technical scheme, the water-soluble UV adhesive is used as the adhesive, so that the automatic production mechanism is simple; in the subsequent slicing process, UTG is easy to separate and is not easy to break by adopting the water-soluble UV adhesive as the adhesive;
(3) according to the technical scheme, the spacer paper is placed between two adjacent glass sheets to be laminated, the distance between every two adjacent glass sheets to be laminated can be fixed, consistent chamfers are formed on the edges of the glass sheets in subsequent grinding and polishing smoothing processes, and the edge strength of UTG is improved.
Drawings
FIG. 1 is a structural diagram of a UTG cover plate process relation in the background art of the invention;
FIG. 2 is a block diagram of the lamination apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of the feed cassette configuration of FIG. 2;
FIG. 4 is a schematic view of the lamination mechanism of FIG. 2;
FIG. 5 is a cross-sectional view of the loading base of FIG. 4;
FIG. 6 is a top view of FIG. 5;
fig. 7 is a schematic view of the surface of the glass sheets of fig. 2 when laminated.
FIG. 8 is a flow chart of a lamination method in accordance with an embodiment of the present invention;
wherein:
1. UTG a motherboard; 10. to-be-laminated UTG; 11. leading the thick glass sheet; 12. guiding the thick glass sheet; 13. a stack UTG;
2. feeding a cassette;
30. a front gripping device; 31. a rear gripping device;
4. a lamination device; 40. a lamination mechanism; 400 a carrying base platform; 401. a lamination alignment unit; 402. pushing the plate; 403. a groove; 404. air holes; 41. a glue dispensing mechanism; 410. a glue dispensing part; 42. a paper placing mechanism; 420. a spacer paper; 43. and (5) a curing mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a lamination preparation device of a foldable ultrathin glass cover plate, which is suitable for the step of a lamination process in the preparation process of the foldable ultrathin glass cover plate shown in figure 1, the device is used in the later preparation link of laser cutting, a foldable ultrathin glass (UTG) mother plate 1 is subjected to laser cutting to form a to-be-laminated sheet UTG10, and CNC edge grinding is carried out after a plurality of sheets UTG are laminated.
It should be noted that, in the conventional process for preparing the laminated sheet UTG, 20 to 30 sheets of sheets to be laminated UTG10 are generally required for forming the laminated sheet UTG13, two guide-thick glass sheets (11, 12) are arranged in front of and behind each other, the thickness of the two guide-thick glass sheets (11, 12) is generally 0.7mm, and the prepared space between two adjacent glass sheets is generally 10 to 15 μm.
The structure of the lamination preparation equipment of the technical scheme is shown in figure 2 and at least comprises a feeding cassette 2, a gripping device and a lamination device 4.
Wherein, the feeding cassette 2 is of a square structure as shown in fig. 3, and is used for placing a front thick glass sheet 11, a rear thick glass sheet 12 and a to-be-laminated sheet UTG10 and UTG mother board 1 which is arranged between the two thick glass sheets (11 and 12) of the guide sheets on two sides and is required to prepare a stack UTG13, the to-be-laminated sheet UTG10 is formed after laser cutting, and is placed in the feeding cassette 2, generally, 10 to 50 to-be-laminated sheets UTG10 are placed in one feeding cassette 2, and the preferred number of sheets is 30; in the present solution, the thickness range of the front thick glass sheet 11 and the rear thick glass sheet 12 is 0.7-1.1mm, and the front thick glass sheet and the rear thick glass sheet serve as upper and lower substrates of the stack UTG13, and protect the stack UTG13 during subsequent edging and other processing.
The length and width of the square configuration of the feed cassette 2 is the same as the length and width of the stack to be laminated UTG10, so that the stack to be laminated UTG10 is in a vertical arrangement with a leading thick glass sheet 11 at the front end, a trailing thick glass sheet 12 at the rear end, and a stack to be laminated UTG10 in the middle for easy grasping by the grasping device.
As shown in fig. 2 and 4, the gripping device at least includes a front gripping device 30 and a rear gripping device 31, wherein the front gripping device 30 is disposed downstream of the feeding cassette 2 for sequentially transferring the glass sheets in the feeding cassette 2 to the laminating device 4, and the rear gripping device 31 is disposed downstream of the laminating device 4 for transferring the stacked stack UTG13 stacked on the laminating device 4 to the discharging track.
In this embodiment, the front gripper 30 employs a suction cup robot that grips the front thick glass 11 or the sheets to be laminated UTG10 or the rear thick glass sheet 12 in the vertical direction, and turns the front thick glass 11 or the sheets to be laminated UTG10 or the rear thick glass sheet 12 horizontally to place the front thick glass 11 or the sheets to be laminated UTG10 or the rear thick glass sheet 12 on the laminating device 4.
In this embodiment, the rear gripping device 31 employs a gripper robot that picks up the stack UTG13 from the lamination device 4.
As shown in fig. 2 and 4, the lamination device 4 is disposed between the front gripping device 30 and the rear gripping device 31 for stacking and fixing the to-be-laminated sheet UTG10, the lamination device 4 at least comprises a lamination mechanism 40, a glue dispensing mechanism 41, a paper placing mechanism 42 and a curing mechanism 43, wherein the lamination mechanism 40 at least comprises a bearing base 400, as shown in fig. 5, the bearing base 400 is used for placing the to-be-laminated sheet UTG10, the to-be-laminated sheet is disposed in a square shape according to the shape of the to-be-laminated sheet UTG10 and has long sides and short sides, the front gripping device 30 and the rear gripping device 31 are respectively disposed in the directions of the two short sides of the bearing base 400, so that the to-be-laminated sheet UTG10 moves in the direction of the short sides, a stacking alignment portion 401 is disposed at the edge of one group of adjacent long sides and short sides of the bearing base 400, the stacking alignment portion 401 is disposed in a layout of a "L" overall ", meanwhile, two push boards 402 are disposed at the long sides of the other group opposite to the stacking alignment portion, a push board 402 is disposed at the long sides, and the push board 402 is a tilted push plate 402, and the two push the to-be-processed glass sheet stacking operation is achieved, and the alignment operation is worth of the glass sheet can be-to-.
As shown in fig. 2, 5, and 6, the supporting base 10 has a vertically through groove 403 in the middle, one side of the groove 403 penetrates the long side of the supporting base 400 on which the two push plates 402 are provided, and is formed in an inverted "convex" shape in a plan view, and the rear gripper 31, i.e., the gripper robot used in the present embodiment, extends into the supporting base 400 from the groove 403 to grip and transfer the stacked stack UTG13 together.
As shown in fig. 5 and 6, a plurality of air holes 404 are provided on the outer circumference of the groove 403 of the supporting base 400, the air holes 404 are externally connected with a vacuum generator, the front thick glass sheet 11 is placed on the supporting base 400, and after being aligned by the stacking alignment part 401 and the push plate 402, the front thick glass sheet 11 is fixed by the air holes 404.
The dispensing mechanism 41, the paper placing mechanism 42 and the curing mechanism 43 are respectively disposed on two sides of the carrying base 400 for implementing the laminating process, and are used for dispensing, placing and curing the to-be-laminated sheet UTG 10. As shown in fig. 2 and 4, a paper placing mechanism 42 and a curing mechanism 43 are arranged on one side of the long side of the bearing base 400, where the push plate 402 is arranged, the paper placing mechanism 42 here is a conventional paper placing machine, after a glass sheet is placed in the glass sheet, a piece of spacer paper 420 is placed on the upper surface of the glass sheet by the paper placing machine, as shown in fig. 7, the spacer paper 420 is placed near the middle position of the glass sheet, the area is smaller than the upper surface area of the glass sheet, and the difference value between the spacer paper 420 and the area of the glass sheet forms a dispensing part 410; the dispensing mechanism 41 is provided on the long side of the carrier base 400 on which the lamination reference portion 401 is provided.
The dispensing mechanism 41 can be a conventional dispensing machine, the dispensing machine adopts water-soluble UV glue, and the dispensing machine dispenses a plurality of water-soluble UV glue at the symmetrical and dispersed positions on the dispensing part 410 on the upper surface of the glass sheet; in practical operation, the UV glue is applied on the outside of the spacer paper 420, and may be applied in several dots or in a circle.
The curing mechanism 43 adopts the UV lamp to irradiate and fix two adjacent glass sheets according to the dispensing type of the dispensing mechanism 41, in the actual operation, after the water-soluble UV glue is dispensed, the front grabbing device 30 grabs another glass sheet by the sucker manipulator adopted in the technical scheme, after the calibration and the alignment, the sucker manipulator lightly pushes the upper layer of glass sheet, and irradiates the glass sheet by the UV lamp after the pushing, so that the glass sheet is fixed.
In conjunction with the above lamination preparation mechanism, the present embodiment employs a lamination method as shown in fig. 8:
StepA: a front thick glass sheet 11, twenty to thirty to-be-laminated sheets UTG10 and a rear thick glass sheet 12 required for preparing the cover plate are sequentially placed in the feeding cassette 2 and placed in the front link of the bearing base table 400;
StepB: a front thick glass sheet 11 is grabbed and placed on the bearing base table 400 through a front grabbing device 30 (namely a sucker manipulator adopted in the scheme), and after the front thick glass sheet is calibrated through a laminated calibration part 401 and a push plate 402 arranged on the bearing base table 400, the front thick glass sheet is adsorbed and fixed through a plurality of communicated air holes 404 arranged on the outer ring of the bearing base table 400;
StepC: a layer of spacing paper 420 is placed at the center of the upper surface of the front thick glass sheet 11 through a paper placing mechanism 42 (i.e. a paper placing machine adopted in the scheme), and the thickness of the spacing paper 420 is generally 10 μm; forming a dispensing part 410 at a portion where the spacer paper 420 is in contact with the upper surface of the leading thick glass sheet 11;
StepD: coating a UV glue frame on the glue dispensing part 410 through a glue dispensing mechanism 41 (namely a glue dispenser adopted in the scheme), wherein the general coating thickness is 15 μm;
StepE: grabbing a piece of lamination waiting sheet UTG10 by a front grabbing device 30 (namely a sucker manipulator adopted in the scheme) and repeating the StepB calibration step to StepD, lightly pressing the upper layer of glass sheet by the front grabbing device 30 (namely the sucker manipulator adopted in the scheme), and irradiating the upper layer of glass sheet by a UV lamp after pressing to solidify the upper and lower glass sheets;
StepF: repeating the StepE step twenty to thirty times (corresponding times depending on the actual number of sheets UTG10 to be laminated); after the lamination UTG10 is completely placed, the front grabbing device 30 (i.e. the sucker manipulator adopted in the scheme) grabs the rear thick guide glass sheet 12 and repeats the step of curing the StepE;
StepG: the rear gripper 31 (the gripping manipulator in this embodiment) grips the stack UTG13 formed in the previous step StepB-StepF through the groove 403 formed in the supporting base 400, and transmits the stack to the discharging rail for the next process.
In practical operation, the applicant takes 30 to-be-laminated sheets UTG as test objects, the preparation time is 10 minutes by adopting the equipment and the method, the output of one day (calculated by 20 working hours) is 120 batches of to-be-laminated sheets UTG, the lamination of 3600 to-be-laminated sheets UTG is totally completed, the single-machine monthly production can complete the lamination of 10 ten thousand to-be-laminated sheets UTG, the mass production efficiency is greatly improved, and the yield is high.
It is to be understood that unless otherwise defined, technical or scientific terms used herein have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any uses or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the present invention is not limited to the structures that have been described above and shown in the drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (10)
1. A method for laminating a foldable ultrathin glass cover plate is characterized in that the method is one of the steps of a laminating process in a preparation process of the foldable ultrathin glass cover plate, is the latter link of laser cutting, a foldable ultrathin glass (UTG) mother plate is subjected to laser cutting to form a to-be-laminated sheet UTG, and CNC edge grinding is performed after a plurality of sheets UTG are laminated; the method comprises the following steps:
step 1: sequentially placing the thick glass sheets on two sides required for lamination and the to-be-laminated sheet UTG placed between the thick glass sheets on two sides;
step 2: sequentially laminating a front thick glass sheet in the thick glass sheets on the two sides, a to-be-laminated sheet UTG and a rear thick glass sheet in the thick glass sheets on the two sides, and gluing the two adjacent glass sheets through glue dispensing;
step 3: UTG, as laminated in Step2, is pressed and cured to complete the lamination process for the foldable ultra-thin glass cover sheet to form a stack UTG.
2. A laminating method for folding an ultra-thin glass cover plate according to claim 1, wherein the thick glass sheets on both sides and the piece UTG to be laminated placed between the thick glass sheets on both sides are the same size.
3. A stacking method for folding ultra-thin glass cover sheets as in claim 1 wherein the glass sheets stacked sequentially at Step2 require a stack alignment setting to achieve alignment between each stacked glass sheet and the glass sheet already stacked at the previous Step.
4. A laminating method for folding an ultra-thin glass cover plate according to claim 1, wherein dispensing is performed in the form of a frame of coating paste at Step2, and a frame-dispensing process is performed on the edge of the placed glass sheet; the water-soluble UV glue is used as an adhesive for glue dispensing to realize the adhesion between two adjacent glass sheets.
5. A laminating method for folding an ultra-thin glass cover sheet according to claim 1, wherein a spacer paper is placed between the adjacent two glass sheets at Step2 to fix the interval between the adjacent two glass sheets.
6. A laminate manufacturing apparatus for manufacturing a foldable ultra-thin glass cover plate according to any of the preceding claims 1 to 5, characterized in that the apparatus comprises at least a feed cassette, a gripping device and a lamination device; wherein the feed cassette is used to place two side thick glass sheets required to prepare the stack UTG and a sheet to be laminated UTG placed between the two side thick glass sheets; the gripping device at least comprises a front gripping device and a rear gripping device, wherein the front gripping device is arranged at the downstream of the feeding cassette and is used for sequentially transferring the glass sheets in the feeding cassette to the laminating device, and the rear gripping device is arranged at the downstream of the laminating device and is used for transferring the stacked stacks UTG which are stacked on the laminating device to the discharging track; the lamination device is arranged between the front grabbing device and the rear grabbing device and used for achieving the lamination and fixing of the lamination UTG to be treated.
7. The apparatus for preparing a laminate of a foldable ultra-thin glass cover plate of claim 6, wherein the feed cassette is of a square configuration and the laminate UTG is placed in a vertical position in the feed cassette for easy grasping by a front grasping device.
8. The apparatus for preparing a laminate of a foldable ultra-thin glass cover plate of claim 6, wherein the lamination device comprises at least a lamination mechanism, a dispensing mechanism, a paper placing mechanism, and a curing mechanism;
the laminating mechanism at least comprises a bearing base station, wherein the bearing base station is used for placing to-be-laminated sheets UTG, the bearing base station is arranged in a square shape according to the shape of to-be-laminated sheets UTG, the edges of two adjacent sides of the bearing base station are provided with a 'L' type laminated calibrating part, the edges of two sides of the bearing base station opposite to the laminated calibrating part are provided with push plates, the laminated sheets UTG are calibrated layer by using the laminated calibrating part as a reference, a vertical through groove is arranged in the middle of the bearing base station and used for enabling the rear grabbing device to extend into the groove to grab the laminated sheets UTG integrally, a plurality of communicated air holes are arranged on the outer ring of the bearing base station, which is positioned in the groove, and after front guide thick glass sheets are placed and calibrated, the front guide thick glass sheets are adsorbed and fixed through the air holes;
the glue dispensing mechanism, the paper placing mechanism and the curing mechanism are respectively arranged on two sides of the bearing base station for realizing the laminating process and are used for dispensing, placing and curing UTG to be laminated; and the curing mechanism adopts UV lamp irradiation to fix two adjacent glass sheets according to the type of the glue dispensing mechanism.
9. The apparatus for preparing a laminate of a foldable ultra-thin glass cover plate according to claim 8, wherein the paper spacer placement position of the paper placement mechanism is a middle position of the glass sheet, and an area of the paper spacer is smaller than an area of the glass sheet, a dispensing portion is formed on a surface of the glass sheet, and the dispensing mechanism dispenses the water-soluble UV glue on the dispensing portion of the glass sheet.
10. A process for manufacturing a foldable ultra-thin glass cover plate, characterized in that the lamination process of the process at least adopts the lamination method of the foldable ultra-thin glass cover plate as claimed in any one of the preceding claims 1 to 5, and the lamination manufacturing is realized by the lamination manufacturing equipment as claimed in any one of the preceding claims 6 to 9.
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CN202010433558.4A CN111469528A (en) | 2020-05-21 | 2020-05-21 | Method and equipment for laminating foldable ultrathin glass cover plate and preparation process thereof |
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CN202010433558.4A CN111469528A (en) | 2020-05-21 | 2020-05-21 | Method and equipment for laminating foldable ultrathin glass cover plate and preparation process thereof |
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CN202010433558.4A Pending CN111469528A (en) | 2020-05-21 | 2020-05-21 | Method and equipment for laminating foldable ultrathin glass cover plate and preparation process thereof |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112008505A (en) * | 2020-09-01 | 2020-12-01 | 芜湖长信科技股份有限公司 | Ultrathin flexible glass cutting and edge processing method |
CN112919818A (en) * | 2021-02-23 | 2021-06-08 | 芜湖长信科技股份有限公司 | Processing technology of ultrathin foldable flexible glass cover plate |
CN113696566A (en) * | 2021-08-16 | 2021-11-26 | 张志才 | Preparation process and equipment of ultrathin flexible glass lamination |
CN113715466A (en) * | 2021-08-31 | 2021-11-30 | 东莞市艾尔玛科技有限公司 | Device and process for manufacturing nano-texture transfer decoration panel |
-
2020
- 2020-05-21 CN CN202010433558.4A patent/CN111469528A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112008505A (en) * | 2020-09-01 | 2020-12-01 | 芜湖长信科技股份有限公司 | Ultrathin flexible glass cutting and edge processing method |
CN112919818A (en) * | 2021-02-23 | 2021-06-08 | 芜湖长信科技股份有限公司 | Processing technology of ultrathin foldable flexible glass cover plate |
CN113696566A (en) * | 2021-08-16 | 2021-11-26 | 张志才 | Preparation process and equipment of ultrathin flexible glass lamination |
CN113715466A (en) * | 2021-08-31 | 2021-11-30 | 东莞市艾尔玛科技有限公司 | Device and process for manufacturing nano-texture transfer decoration panel |
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