CN108016655A - A kind of hand-set lid fitting mould and its technique - Google Patents
A kind of hand-set lid fitting mould and its technique Download PDFInfo
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- CN108016655A CN108016655A CN201610974023.1A CN201610974023A CN108016655A CN 108016655 A CN108016655 A CN 108016655A CN 201610974023 A CN201610974023 A CN 201610974023A CN 108016655 A CN108016655 A CN 108016655A
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- Prior art keywords
- plate
- glass cover
- supporting part
- protective film
- hand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B33/00—Packaging articles by applying removable, e.g. strippable, coatings
- B65B33/02—Packaging small articles, e.g. spare parts for machines or engines
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- Mechanical Engineering (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
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Abstract
The present invention provides a kind of hand-set lid fitting mould; include upper mold for glass cover-plate and protective film fitting to be allowed to form hand-set lid; pad film and lower die; upper mold opens up fluted, and lower die includes matrix, bearing part and elastic component; matrix includes bottom plate and side plate; an accommodation space is formed between bottom plate and side plate, for pad film between upper die and lower die, pad film includes supporting part；The upper surface of the supporting part is towards upper mold, for placing protective film to be fit；The lower surface of supporting part is carried on the side plate of bearing part and lower die matrix, and bearing part is given supporting part intermediate region first and supported, and side plate is given supporting part surrounding corner areas second and supported；When upper die and lower die mold, there is provided the second support pressure in supporting part surrounding corner is more than the first support pressure of supporting part intermediate region.The present invention also provides carry out the attaching process that glass cover-plate and protective film fit using the fitting mould so that protective film is fitted closely with glass cover-plate, and effect is more preferable.
Description
【Technical field】
The present invention relates to fitting mould applications, more particularly to hand-set lid fitting mould and its technique.
【Background technology】
It is various such as mobile communication device, personal digital assistant, laptop and tablet with the prevalence that digitisation is lived
The 3C Products such as type computer become the necessity during we live.
It is especially prevalent with mobile phone in 3C Product, mainstream is shown as with touch-control with display screen in existing mobile phone products, and
In these touching display screens to use structure, the special designing of Curved screen has novelty and good texture, and can increase arc more
Corner touch controllable function brings outstanding touch-control feel, wireless charging function, and can solve antenna arrangement space deficiency and enhancing receipts
Communication function, makes product more attractive outstanding, Diversity of Product Design makes consumer more to favor.
In order to preferably protect the camber display screen of mobile phone, one layer of cover board is covered usually on the display screen, which leads to
Often bend glass cover board and protective film fitting are formed.
During glass cover-plate is bonded with protective film in the prior art, using manually by glass cover-plate and protective film patch
Close, at the surface location of glass cover-plate, easily generation bubble causes glass cover-plate to be bonded with protective film not close, influences to be bonded
Quality, while it is low to be bonded efficiency.
【The content of the invention】
To overcome existing hand-set lid to be carried in the technical problem that surface location fitting is not close, fitting efficiency is low, the present invention
Mould and its technique are bonded for a kind of hand-set lid.
The present invention is to provide a kind of hand-set lid fitting mould for the technical solution of solution above-mentioned technical problem and is used for glass
Glass cover board and protective film fitting are allowed to form hand-set lid, it includes upper mold, pad film and lower die, and the upper mold offers recessed
Groove, glass cover-plate are positioned in the groove, and the glass cover-plate includes a plane domain and curved corner areas；Lower die
Including matrix, bearing part and elastic component, described matrix include bottom plate and side plate, and the side plate is arranged at bottom edge, bottom plate
An accommodation space is formed between side plate, the elastic component is arranged between bottom plate and bearing part, and the bearing part can accommodate
Along molding direction elastic displacement in space；For pad film between upper die and lower die, pad film includes supporting part, and supporting part includes opposite
Upper surface and lower surface；The upper surface of the supporting part is towards upper mold, for placing protective film to be fit；The carrying
The lower surface in portion is carried on the side plate of bearing part and lower die matrix, and bearing part is given supporting part intermediate region first and supported, side
Plate is given supporting part surrounding corner areas second and is supported；When upper die and lower die mold, there is provided second in supporting part surrounding corner
Pressure is supported to be more than the first support pressure of supporting part intermediate region.
Preferably, first support is resilient support, and second support is rigid support.
Preferably, the supporting zone of the resilient support corresponds to the plane domain of glass cover-plate, the branch of the rigid support
Support region corresponds to the curved corner areas of glass cover-plate.
Preferably, the peak of the supporting part upper surface corresponding to glass cover-plate plane domain, glass cover-plate bending corner
Supporting part upper surface minimum point corresponding to region, there are difference in height between the highs and lows.
Preferably, arc-shaped transition between the upper surface highs and lows of the supporting part, in class spherical structure, upper table
The peak in face is the central point or approximate center point of such spherical structure.
Preferably, the pad film is made of silica gel material, has elasticity, and the upper surface of the supporting part is with viscous
Property.
Preferably, the upper mold is connected with a vacuum absorption device, for the glass cover-plate in vacuum suction groove.
Preferably, the upper mold is provided with heating member, for being bent to glass cover-plate overall region or to glass cover-plate
Corner areas heating.
The present invention also provides a kind of hand-set lid attaching process, is bonded mould using foregoing hand-set lid to realize glass cover
Plate and protective film are bonded to each other, including
Step S1, there is provided treat pad pasting glass cover board M, glass cover-plate is fixed in the groove of upper mold；Step S2, there is provided treat
The protective film N being bonded with above-mentioned glass cover-plate, and protective film is positioned to the supporting part upper surface of pad film；Step S4, by upper mold
Molded with lower die, realize that protective film is bonded with glass cover-plate.
Preferably, glass cover-plate is fixed in groove and/or step S2 and step by vacuum absorption device in step S1
Step S3 is further included between S4, is molded after being heated to glass cover-plate.
Compared with prior art, hand-set lid fitting mould provided by the present invention has the following advantages：
1st, it is fluted for accommodating glass cover-plate M by being set in upper mold, face support force is provided so as to really to glass cover-plate M
Protect fitting closely for glass cover-plate M and protective film N.
Meanwhile by forming an accommodation space in lower die matrix, a bearing part is positioned in the accommodation space, and bearing part
Can in accommodation space elastic displacement；The lower surface of the supporting part of pad film is carried on the side plate of bearing part and lower die matrix,
When upper die and lower die mold, bearing part is given supporting part intermediate region first and is supported, and side plate gives supporting part surrounding corner areas
Second support, there is provided the second support pressure in supporting part surrounding corner is more than the first support pressure of supporting part intermediate region.
So as to which by the air between glass cover-plate M and protective film N, by centre position, gradually corner location extrudes around so that protection
Film N is close to the surface with glass cover-plate M, and bubble-free produces.
2nd, it is rectangular surfaces that loading plate, which gives the first support of pad film as resilient support, supporting surface, rectangular surfaces supporting zone pair
Answer the plane domain of glass cover-plate M so that contacted at glass cover-plate M plane domains with protective film N uniform stresseds.Side plate is to pad film
Second support be rigid support, supporting zone corresponds to the curved corner areas of glass cover-plate M, i.e. rigid support face is curved surface branch
Support.
When the resilient support of loading plate is gradually sunk into accommodation space, laminate pressure concentrates on the curved of glass cover-plate M
Curl angle part, i.e. pressure are concentrated on rigid support face so that the curved corner areas of glass cover-plate M fully with protective film N
Fitting.
3rd, the upper surface radian for passing through pad film supporting part designs so that glass cover-plate M and protective film N be bonded be by put by
Gradually expand to the fitting in face.Surrounding curved surface is particularly gradually expanded to by central point, to realize effectively fitting.
Further, the upper surface of supporting part is class spherical structure, and the peak of upper surface is the center of such spherical structure
Point or approximate center point so that when glass cover-plate M is bonded with protective film N, the curved surrounding corner parts of glass cover-plate M are at the same time
Uniform stressed, and be bonded at the same time with protective film N at opposite corner bow position, the fitting time is saved, improves fitting efficiency.
4th, pad film is made of the silica gel material with certain elasticity and viscosity so that the upper surface of pad film supporting part has one
Fixed viscosity, so that protective film to be fit is fixed with that can carry out detachable adhesion to protective film during supporting part upper surface
Position, you can to prevent protective film from shifting, and can be with simple separation.
5th, upper mold is provided with heating member, heating member can heat the glass cover-plate M in groove so that in glass
When cover board M and protective film N to be fit are in contact, the temperature of glass cover-plate M institutes band can be utilized to soften the protection being bonded therewith
Film N, so as to ensure that glass cover-plate M and protective film N fittings are close, further heating member fits in the curved corner parts of groove,
Ensure that the bending corner parts that groove is contacted with glass cover-plate M are heated evenly, be further ensured that the effect of fitting.
6th, glass cover-plate M is fixed in groove by upper mold by vacuum suction, prevents that glass cover-plate M is moved during fitting
Position influence is bonded effect.
Attaching process provided by the present invention using above-mentioned mould, has the identical beneficial effect of the mould.
【Brief description of the drawings】
Figure 1A is the glass cover-plate M structure schematic diagram that the present invention will be used for fitting.
Figure 1B is the cross-sectional view along I-I in Figure 1A of the present invention.
Fig. 1 C are the cross-sectional views along II-II in Figure 1A of the present invention.
Fig. 1 D are the protective film N structure diagrams that this present invention is used to be bonded with glass cover-plate M.
Fig. 1 E are the cross-sectional views along III-III in Fig. 1 D of the present invention.
Fig. 1 F are the exploded perspective structure diagrams of hand-set lid fitting mould of the present invention.
Fig. 2A is the upper die structure schematic diagram of figure hand-set lid fitting mould of the present invention.
Fig. 2 B be Fig. 2A along IV-IV cross-sectional view.
Fig. 2 C are enlarged structure schematic diagrams at A in Fig. 2 B.
Fig. 3 A are the pad film structure diagrams of figure hand-set lid fitting mould of the present invention.
Fig. 3 B be Fig. 3 A along V-V cross-sectional view.
Fig. 3 C be Fig. 3 A along VI-VI cross-sectional view.
Fig. 4 A are the dimensional structure diagrams of the lower die of figure hand-set lid fitting mould of the present invention.
Fig. 4 B are a cross-sectional views of lower die width.
Fig. 4 C are the enlarged structure schematic diagrams at A in Fig. 4 B.
Fig. 4 D are the bearing part structure diagrams of lower die.
Fig. 4 E be when lower die, pad film are bonded with protective film N and glass cover-plate M width respective outer side edges section
Structure diagram.
Fig. 4 F be when lower die, pad film are bonded with protective film N and glass cover-plate M length direction respective outer side edges section
Structure diagram.
Fig. 5 A are that respective outer side edges first state is cutd open when upper die and lower die, pad film are bonded with protective film N and glass cover-plate M
Face structure diagram.
Fig. 5 B are that the second state of respective outer side edges is cutd open when upper die and lower die, pad film are bonded with protective film N and glass cover-plate M
Face structure diagram.
Fig. 6 A are the cross-section structure signals of respective outer side edges first state when pad film is bonded with protective film N and glass cover-plate M
Figure.
Fig. 6 B are the cross-section structure signals of the second state of respective outer side edges when pad film is bonded with protective film N and glass cover-plate M
Figure.
Fig. 6 C are the cross-section structure signals of respective outer side edges third state when pad film is bonded with protective film N and glass cover-plate M
Figure.
Fig. 7 A are enlarged structure schematic diagrams of Fig. 6 C at A.
Corner bow corner location coordinates with other structures when Fig. 7 B are Fig. 7 A protective films N and glass cover-plate M fitting ties
Structure schematic diagram.
Fig. 7 C are the structural representations after the completion of the fitting of corner bow corner location when protective film N and glass cover-plate M is bonded
Figure.
Fig. 8 figures are the hand-set lid attaching process flow charts that second embodiment of the invention provides.
【Embodiment】
In order to make the purpose of the present invention, technical solution and advantage are more clearly understood, below in conjunction with attached drawing and embodiment,
The present invention will be described in further detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention,
It is not intended to limit the present invention.
It should be strongly noted that in the present invention, when element is referred to as " being arranged at " or " being arranged on " another element, it can
With directly on another element or there may also be centering elements.Term as used herein " vertical ", " level ", " on "
And " under " and similar statement is for illustrative purposes only, it is not intended that the limitation present invention.
Please refer to Fig.1 A-1C, M is glass cover-plate M to be fit, and in the present embodiment, glass cover-plate M is rectangle, it four
Bar side position is curved cambered design, and centre is planar design, and a of glass cover-plate M, b, c, and tetra- angles of d are with forming
It is cambered surface transition between two intersection edges at four angles, glass cover-plate M is our commonly called 3D glass for being
Cover board M.More specifically, from the section visual angle of Figure 1B it may be seen that the opposite both sides arc of glass cover-plate M length directions is set
Meter, from the section visual angle of Fig. 1 C it may be seen that the opposite both sides cambered design of glass cover-plate M widths.It is appreciated that
Glass cover-plate M can also be that centre is plane, and any one, two or three side is the 2.5D glass of arc-shaped bend.
Please refer to Fig.1 D-1E, N is the protective film N for treating to fit with glass cover-plate M, protective film N can be rupture pressure disc,
Electrostatic prevention film or thermal isolation film etc., protective film N are rectangle, and for fitting with glass cover-plate M, protective film N and glass cover-plate M are complete
Into after fitting, protective film N is suitable with the size of glass cover-plate M.It is appreciated that the size of protective film N can be according to glass to be fit
The size of glass cover board M selects.
Please refer to Fig.1 F, the present invention provides a kind of hand-set lid fitting mould 10, for by glass cover-plate M and protective film N
Fitting is allowed to form hand-set lid so that hand-set lid possesses more excellent drop resistant and scratch resistant performance, can preferably protect hand
The display screen of machine.Hand-set lid fitting mould 10 includes upper mold 30, pad film 50, locating piece 70 and lower die 90.Upper mold 30 is used for
Position and adsorb glass cover-plate M to be fit, prevent glass cover-plate M from being shifted during being bonded with protective film N, influence protective film
The effect being bonded of N and glass cover-plate M, so as to influence the quality of hand-set lid.Pad film 50 be clamped in upper mold 30 and lower die 90 it
Between, protective film N is positioned in pad film 50, and pad film 50 can be with respect to 90 elastic displacement of lower die.Set at the marginal position of upper mold 30
Location hole 305 is equipped with, locating piece 70 is arranged in location hole 305, and upper mold 30 and lower die 90 are positioned fixation, prevents upper mold 30 with
90 displacement of mould, and upper mold 30 can move on molding direction relative to lower die 90 along locating piece 70.Definition molding is reversely upper mold
30 under the positioning action of locating piece 70 to the direction of 90 displacement of lower die.Before hand-set lid fitting is carried out, upper mold 30 is right in advance
Heated the corner bow part of glass cover-plate M so that when upper mold 30 and lower die 90 mold under external force, glass cover-plate
The waste heat of M can make to be heated Light deformation preferably and glass cover-plate with the corresponding protective film N at glass cover-plate M corner bows position
M corner bows fit closely to form hand-set lid at position.
2A-2C is referred to, upper mold 30 is a rectangular block architecture, in upper mold 30 and the matched end face 302 of lower die 90
Fluted 301 are opened up, which matches with glass cover-plate M shapes, i.e. the surrounding corner location of groove 301 is curved
Bent cambered design, centre is planar design, and four angles are cambered surface transition, for accommodating glass cover-plate M, in upper mold 30 with
Mould 90 molds, and upper mold 30 gives glass cover-plate M rigid supports so that the protective film N being positioned in pad film 50 preferably with
Glass cover-plate M fits.
Through hole 307 is additionally provided with upper mold 30, which connects through upper mold 30 with groove 301, vacuum absorption device
(not shown) is positioned over the glass cover-plate M in groove 301 by the through hole 307 absorption.
Heating member 303 is provided with above at 301 corner location of groove of upper mold 301, heating member 303 is cyclic structure,
Size matches with the annular corner of groove 301.For to adsorb curved corner locations of glass cover-plate M in groove 301 into
Row heating, is made the curved corner locations of glass cover-plate M carry certain temperature, is made using the temperature curved with glass cover-plate M
The protective film N Light deformations of corner location fitting, so that being carried with the protective film N that the curved corner locations of glass cover-plate M are bonded
Preferably flexible, the effect that such protective film N is bonded at glass cover-plate M corner locations is closer.
Further, in order to ensure that the glass cover-plate M curved edges angular positions that 303 pairs of heating member is bonded with groove 301 are heated
Uniformly, heating member 303 is set for laminated structure and with the bending curvature such as the corner of groove 301, and with the edge face of groove 301
Fitting contact so that the effect that the temperature of heating member 303 is delivered at glass cover-plate M corner locations is more preferable.
In order to ensure the heating effect to protective film N, the heating-up temperature of heating member 303 is preferably between 60 DEG C -80 DEG C.
In this temperature range, the softening temperature of protective film N is optimal, while the molten of protective film N will not be ruined caused by temperature is excessive.
As one deformation, glass cover-plate M can utilize colloid adhesion mode be fixed in groove 301, realization with it is upper
Mould 30 is relatively fixed, i.e., viscose part is provided with the bottom of groove 301, and viscose part can be adhesive tape either viscose piece,
Glass cover-plate M is fitted in into viscose part and realizes fixations of the glass cover-plate M in groove 301.
Fig. 3 A-3C are referred to, pad film 50 is preferably silicon by being made with certain elastic and sticky colloidal materials
Glue.Pad film 50 can deform under certain external force effect, give protective film N resilient support so that protective film N and glass cover-plate
The fitting effect of M is more preferable.Pad film 50 engages with 90 structure of lower die, for carrying protective film N.Pad film 50 is in contact with protective film N
When, due to the sticky positioning action of pad film 50, protective film N can be rested on the face contacted with pad film 50 without sliding, made
Obtaining contraposition when protective film N is contacted with glass cover-plate M fittings, accurately, enhancing is bonded effect.
Specifically, pad film 50 includes supporting part 501 and Access Division 503.Supporting part 501 and Access Division 503 are integrally formed.
503 annular of Access Division is arranged at the surrounding of supporting part 501, engages for forming structure with lower die 90, prevents pad film 50 from position occurs
Move, influence protective film N and glass cover-plate M is bonded quality.Supporting part 501 is the rectangular block of four rounding of angle, its width is
L1, length L2,301 size of groove of the size and upper mold 30 match, projection and carrying of the groove 301 on molding direction
Projected area of the projection coincidence or approximate coincidence and groove 301 in portion 501 on molding direction is less than the throwing of the supporting part 501
Shadow area.
Supporting part 501 includes upper surface 5011, lower surface 5013 and four sides 5015.The upper surface of supporting part 501
5011 be the regular rectangular shape spherical structure of four rounding of angle, and the peak of sphere is a points, and a points are in the center of sphere
Point, and a points are higher than the horizontal plane that lower die 90 coordinates with upper mold 30.The minimum point of sphere is b points, and b points are in upper surface 5011
Corner namely upper surface 5011 are with 5015 junction of side, and difference in height is H between a points and b points.Held protective film N is placed on
During 501 upper surface 5011 of load portion, the central point of protective film N it is approximate with the sphere centre location point of supporting part 501 coincidence or again
Close, it is ensured that protective film N is first contacted with the central point of glass cover-plate M protective film N in bonding processes with glass cover-plate M, Ran Houbao
Cuticula N gradually extends forming face as axis using the edge molding direction extension straight line where its central point and is pasted with glass cover-plate M around
Close, air is gradually discharged around by central point when being bonded both, and fitting bubble-free produces, and fitting effect is more preferable.Supporting part
501 lower surface 5013 is a plane, is in contact with 90 face of lower die, and lower die 90 gives the support of 501 face of supporting part, support degree
It is more uniformly distributed.Four sides, the 5015 arc-shaped setting of supporting part 501, and 5011 arc transition of upper surface, so that and glass cover
Plate M corner bows preferably match at position, in order to be preferably bonded with protective film N.
Simultaneously as the upper surface 5011 of supporting part 501 has certain viscosity, protective film N is carried out detachable viscous
Attached positioning, you can while to prevent that protective film N from shifting, and can be with simple realization protective film N and 501 upper surface 5011 of supporting part
Separation.
Fig. 4 A-4C, lower die 90 and 30 respective outer side edges of upper mold are referred to, for pressing protective film N and glass cover-plate M.Lower die
90 include matrix component 901, elastic component 903 and bearing part 905.Elastic component 903 is spring or the member with spring structure
Part.Bearing part 905 is fixedly connected with elastic component 903, and elastic component 903 gives bearing part 905 to flexibly support, and is used in outer masterpiece
Under, bearing part 905 can molding direction on elastic displacement.
Specifically, matrix component 901 includes matrix 9011, the first card frame 9013 and the second card frame 9015.Matrix 9011
Including bottom plate 9021 and side plate 9023.Bottom plate 9021 is the rectangular slab of a plane, and side plate 9023 is connected with bottom plate 9021, and ring
Shape is arranged at 9021 marginal position of bottom plate, and the accommodation space 9012 with opening is cooperatively formed with bottom plate 9021.Pad film 50 is held
The area of 501 lower surface 5013 of load portion is more than the area that accommodating space 9012 is open.As deformation, bottom plate 9021 and side plate 9023
Connection can be integrally formed or by welding or structure engaging realize firmly connection.
First card frame 9013, the second card frame 9015 are bonded setting successively with the side plate 9023 of matrix 9011.First card frame
9013 and second card frame 9015 be the middle rectangular slab for offering rectangular aperture, and the middle opening of the first card frame 9013
Size is more than the size of the middle opening of the second card frame 9015, while the opening of the first card frame 9013 and the second card frame 9015
Opening is all higher than the opening of accommodating space 9012.Therefore, the first card frame 9013, the side plate of the second card frame 9015 and matrix 9011
9023 are collectively forming annular slot 9025.Card slot 9025 forms structure with the Access Division 503 of pad film 50 and engages so that pad film 50 can
To be positioned in matrix 9011.
It is appreciated that as malformation, the side plate 9023 of the first card frame 9013, the second card frame 9015 and matrix 9011 can
Be integrally formed structure, i.e., the structure that matrix component 901 can be integrally formed, card slot 9025 and accommodation space 9012 into
Type is in matrix component 901.
Referring again to Fig. 4 A, 9,015 4 angles of the second card frame are provided with the second location hole 9017, the second location hole 9017
Correspond and match with the first location hole 305, locating piece 70 is matched by the first location hole 305 with the second location hole 9017, real
The positioning of existing upper mold 30 and lower die 90.
Referring again to Fig. 4 B combination Fig. 4 A, multiple elastic components 903 are uniformly arranged in accommodation space 9012, elastic component 903
One end is connected with bottom plate 9021, and the other end is fixedly connected with supporting item 905, is given bearing part 905 and is flexibly supported so that bearing part
Elastic dynamics suffered by 905 is more uniformly distributed, so as to ensure elastic dynamics that the pad film 50 contacted with bearing part 905 is subject to more
Uniformly.Multiple locating pieces 9022 are provided with bottom plate 9021, elastic component 903 is corresponded with locating piece 9022, respective outer side edges
Bottom plate 9021, or elastic component 903 are firmly attached to by welding the connection realized with bottom plate 9021.The elasticity of elastic component 903
Coefficient is less than the coefficient of elasticity of the pad film 50, i.e. elastic component 903 produces the power being subject to needed for elastic deformation and sent out less than pad film 50
The power being subject to needed for raw elastic deformation.
Fig. 4 D are referred to, the lengthwise dimension of bearing part 905 is slightly less than 9012 lengthwise dimension of accommodation space, carrying
905 width of part is dimensioned slightly smaller than the 9012 width size of accommodation space, so that bearing part 905 is can be in outer masterpiece
The synchronous shift on molding direction of elastic component 903 is followed under.
Since the area of 501 lower surface 5013 of supporting part of pad film 50 is more than the area of the opening of accommodating space 9012 so that
When pad film 50 engages with 90 structure of lower die, while supporting part 501 with 9023 upper surface of bearing part 905 and side plate.Tool
Body, 905 length of bearing part is L3, and width L4, the length of bearing part 905 is less than the length L2 of supporting part 501, bearing part
905 width is less than the width L1 of supporting part 501.I.e. 501 intermediate region of supporting part is contacted with bearing part 905 is subject to and bearing part
The resilient support of the elastic component 903 of 905 contacts, and 501 surrounding corner areas of supporting part contacts with side plate 9023 and is subject to side plate
9023 rigid support, so as to be subject to along during the downward external force effect in molding direction, elastic component 903 occurs on molding direction
With on molding direction synchronous shift occurs for elastic deformation, the bearing part 905 being connected with elastic component 903.And supporting part 501 with
9023 contact portion of side plate, since 9023 rigid support of side plate of lower die 90 acts on, contacting supporting part 501 with side plate 9023 will not
Relative displacement occurs on molding direction.
Meanwhile in order to increase the friction dynamics between supporting part 501 and bearing part 905, prevent supporting part 501 in protective film
Relative displacement when N and glass gluing, on the face that bearing part 905 is in contact with the lower surface 5013 of pad film 50 offering multiple tracks indulges
The anti-slip tank 9051 of traversed by mistake.
As a deformation, the support that side plate 9023 gives supporting part 501 can also be resilient support, as long as side plate 9023
Occur elastic deformation needed for dynamics be more than elastic component 903 occur elastic deformation needed for dynamics.
In summary, it is only necessary to the first support that elastic component 9023 is provided to 501 central area of supporting part, while side plate
9023 give the second support force of 501 surrounding corner areas of supporting part, and are provided in 501 surrounding corner of supporting part in molding
Second support pressure is more than the first support pressure of supporting part intermediate region, and therefore, the second support can be resilient support
It can also be rigid support.
Fig. 4 E-4F are referred to, bearing part 905 and the contact surface of supporting part 501 are rectangular surfaces, and bearing part 905, which is given, to be carried
Portion 501 flexibly supports, and therefore, resilient support face is rectangular surfaces, and rectangular surfaces supporting zone corresponds to the plane domain of glass cover-plate M,
So that contacted at glass cover-plate M plane domains with protective film N uniform stresseds.
Supporting part 501 is corresponding with 9023 contact portion of side plate and the curved edge of glass cover-plate M.Supporting zone corresponds to glass
The curved corner areas of glass cover board M, i.e. rigid support face are curve support.
Further, since the elastic deformation dynamics needed for elastic component 903 is smaller than pad film 50, that is, it is being subject to identical external force condition
Under, elastic deformation first occurs for elastic component 903.Bearing part 905 gives 501 intermediate region of supporting part to flexibly support, lower die 90
Side plate 9023 gives supporting part 501 surrounding corner rigid support so that when protective film N is bonded with glass cover-plate M, supporting part
501 parts being in contact with bearing part 905 follow 905 elastic displacement of bearing part, and what supporting part 501 was in contact with side plate 9023
Partially due to the rigid support effect of side plate 9023 will not relative displacement.And then make the pressure for being provided in 501 surrounding corner of supporting part
Power is more than the pressure suffered by the intermediate region that supporting part 501 is contacted with bearing part 905.
Specifically, on the width of lower die 90, portion's width that side plate 9023 is in contact with pad film 50 is d1, in lower die
On 90 length direction, portion's width that side plate 9023 is in contact with supporting part 501 is that the size of d2, d1 and d2 can be according to glass
The size of cover board M bendings corner and change, as long as part that side plate 9023 is in contact with supporting part 501 and glass cover-plate M's is curved
Curl angle part position is corresponding.When protective film N and glass cover-plate M pressings are adjacent to, the carrying that is in contact with bearing part 905
501 intermediate region of portion elasticity is sunk, and laminate pressure is spread around by protective film N center positions so that the center of protective film N
Point is first contacted with glass cover-plate M, is gradually extended forming face around and is bonded with glass cover-plate M, air is in when being bonded both
Heart point is gradually discharged around.When laminate pressure is gradually diffused at the corner location of glass cover-plate M, due to side plate 9023
Rigid support acts on, and the supporting part 501 of the corner location of corresponding glass cover-plate M deforms upon, and makes the corner location of glass cover-plate M
The air at place is completely exhausted out, and is truly realized the effect that bubble-free fits closely.
Fig. 5 A-5B and Fig. 6 A-6C and Fig. 7 A- Fig. 7 C are referred to, using mould 10 of the present invention by protective film N
When fitting on glass cover-plate M, glass cover-plate M is placed into the groove 301 of upper mold 30 first, is then filled using vacuum suction
Put and glass cover-plate M is absorbed and fixed in groove 301.Then the supporting part 501 protective film N contrapositions being placed into pad film 50
On, it is ensured that protective film N centers aligning with glass cover-plate M center positions or approximate aligning.
Further, with locating piece 70 by upper mold 30 and 90 Primary Location of lower die, then by upper mold 30 along molding direction
Press to lower die 70.When upper mold 30 touches pad film 50, the plane domain of glass cover-plate M is first and in the protective film N of highest point
Heart position contacts, and since the elastic deformation dynamics needed for pad film 50 is bigger than elastic component 903, i.e., clamping pressure first reaches elastic component
Elastic deformation first occurs for 903 deformation pressure, elastic component 903 so that 50 supporting part 501 of pad film being in contact with bearing part 905
Middle region part follows 903 Displacement-deformation of elastic component, it is ensured that glass cover-plate M with protective film N fitting from intermediate point to whole
Protective film N faces are spread, i.e., it is by the central point of protective film N that stressing conditions are bonded during protective film N is bonded with glass cover-plate M
Gradually spread stress around, be gradually to be expanded to contact fitting with the face of surrounding by center point contact so that protective film N with
The central point gradually extruding discharge around that air is contacted by protective film N with glass cover-plate M when glass cover-plate M is bonded, so as to protect
Demonstrate,prove the fitting effect of glass cover-plate M and protective film N.Due to pad film 50 supporting part 501 due to side plate rigid support act on,
Under lasting clamping pressure, pressure reaches the elastic deformation point of pad film 50, and 501 surrounding of supporting part is by 9023 rigid support of side plate
Part is deformed upon so that laminate pressure is gradually concentrated in the bending corner parts of glass cover-plate M, so ensure protective film N with
The air between protective film N and glass cover-plate M is extruded completely during the fitting of glass cover-plate M curved corner parts, protective film N with
Glass cover-plate is bonded completely, and effect is more preferable., can be to being carried on the supporting part of pad film 50 further, since 50 viscous effect of pad film
Protective film N on 501 plays good positioning action, prevents the protective film N contacted with supporting part 501 from deviating, further ensures that
Protective film N is accurately bonded with glass cover-plate M.
Further, at the 301 curved corner location of groove of upper mold 30, annular fitting is provided with heating member 303, heats
The bending corner of glass cover-plate M of the part 303 to being positioned in groove 301 is heated, and during molding, utilizes heating power pair and glass cover
The protective film N that plate M bendings corner is in contact is heat-treated so that is easy to the protective film N of glass cover-plate M curved edges angular contacts
Deformation, easy to be contacted with glass cover-plate M bendings corner fitting, is bonded glass cover-plate M and protective film N closer.
Referring to Fig. 8, the present invention also provides a kind of hand-set lid attaching process 20, which utilizes
Foregoing hand-set lid fitting mould 10 realizes being bonded for protective film N and glass cover-plate M, including：
Step S1：Pad pasting glass cover board M is treated in offer, and glass cover-plate is fixed in the groove 301 of upper mold 30.
Glass cover-plate M can be 2.5D glass or 3D glass, and the edge of glass cover-plate M carries curvature portion.
Step S2：The protective film N for treating to be bonded with above-mentioned glass cover-plate M is provided, and protective film N is positioned at holding for pad film 50
501 upper surface 5011 of load portion.
Step S4：Upper mold 30 and lower die 90 are molded, realize being bonded for protective film N and glass cover-plate M.
Specifically, locating piece 70 positions upper mold 30 and lower die 90, the directed force F in molding direction is put on to upper mold 30,
Upper mold 30 is also pressed to the active force of lower die 90, glass cover-plate M and protective film N is fitted closely under the action of power F.
Preferably, also there are a step S3 between step S2 and step S4.
Step S3：Glass cover-plate M is carried out after being heated to reach certain temperature, is then molded again.
Heating-up temperature to glass cover-plate M is preferably 60 DEG C -80 DEG C.
As further preferred scheme, glass cover-plate M can be fixed on by vacuum absorption device in step S1
In the groove 301 of mould 30, or it is pasted and fixed in groove 301 by viscose.
Compared with prior art, hand-set lid fitting mould 10 provided by the present invention has the following advantages：
1st, it is fluted for accommodating glass cover-plate M by being set in upper mold, face support force is provided so as to really to glass cover-plate M
Protect fitting closely for glass cover-plate M and protective film N.
Meanwhile by forming an accommodation space in lower die matrix, a bearing part is positioned in the accommodation space, and bearing part
Can in accommodation space elastic displacement；The lower surface of the supporting part of pad film is carried on the side plate of bearing part and lower die matrix,
When upper die and lower die mold, bearing part is given supporting part intermediate region first and is supported, and side plate gives supporting part surrounding corner areas
Second support, there is provided the second support pressure in supporting part surrounding corner is more than the first support pressure of supporting part intermediate region.
So as to which by the air between glass cover-plate M and protective film N, by centre position, gradually corner location extrudes around so that protection
Film N is close to the surface with glass cover-plate M, and bubble-free produces.
2nd, it is rectangular surfaces that loading plate, which gives the first support of pad film as resilient support, supporting surface, rectangular surfaces supporting zone pair
Answer the plane domain of glass cover-plate M so that contacted at glass cover-plate M plane domains with protective film N uniform stresseds.Side plate is to pad film
Second support be rigid support, supporting zone corresponds to the curved corner areas of glass cover-plate M, i.e. rigid support face is curved surface branch
Support.
When the resilient support of loading plate is gradually sunk into accommodation space, laminate pressure concentrates on the curved of glass cover-plate M
Curl angle part, i.e. pressure are concentrated on rigid support face so that the curved corner areas of glass cover-plate M fully with protective film N
Fitting.
3rd, the upper surface radian for passing through pad film supporting part designs so that glass cover-plate M and protective film N be bonded be by put by
Gradually expand to the fitting in face.Surrounding curved surface is particularly gradually expanded to by central point, to realize effectively fitting.
Further, the upper surface of supporting part is class spherical structure, and the peak of upper surface is the center of such spherical structure
Point or approximate center point so that when glass cover-plate M is bonded with protective film N, the curved surrounding corner parts of glass cover-plate M are at the same time
Uniform stressed, and be bonded at the same time with protective film N at opposite corner bow position, the fitting time is saved, improves fitting efficiency.
4th, pad film is made of the silica gel material with certain elasticity and viscosity so that the upper surface of pad film supporting part has one
Fixed viscosity, so that protective film to be fit is fixed with that can carry out detachable adhesion to protective film during supporting part upper surface
Position, you can to prevent protective film from shifting, and can be with simple separation.
5th, upper mold is provided with heating member, heating member can heat the glass cover-plate M in groove so that in glass
When cover board M and protective film N to be fit are in contact, the temperature of glass cover-plate M institutes band can be utilized to soften the protection being bonded therewith
Film N, so as to ensure that glass cover-plate M and protective film N fittings are close, further heating member fits in the curved corner parts of groove,
Ensure that the bending corner parts that groove is contacted with glass cover-plate M are heated evenly, be further ensured that the effect of fitting.
6th, glass cover-plate M is fixed in groove by upper mold by vacuum suction, prevents that glass cover-plate M is moved during fitting
Position influence is bonded effect.
Attaching process 20 provided by the present invention using above-mentioned mould 10, has the identical beneficial effect of mould 10.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, all institutes within the principle of the present invention
Any modification made, equivalent substitution and improvement etc. should all be included within protection scope of the present invention.
Claims (10)
1. a kind of hand-set lid is bonded mould, for glass cover-plate and protective film fitting to be allowed to form hand-set lid, its feature
It is, including:
Upper mold, pad film and lower die, the upper mold open up fluted, and glass cover-plate is positioned in the groove, the glass cover
Plate includes a plane domain and curved corner areas；
Lower die includes matrix, bearing part and elastic component, and described matrix includes bottom plate and side plate, and the side plate is arranged at bottom plate side
Edge, forms an accommodation space between bottom plate and side plate, the elastic component is arranged between bottom plate and bearing part, and the bearing part can
Along molding direction elastic displacement in accommodation space；
For pad film between upper die and lower die, pad film includes supporting part, and supporting part includes opposite upper surface and lower surface；
The upper surface of the supporting part is towards upper mold, for placing protective film to be fit；
The lower surface of the supporting part is carried on the side plate of bearing part and lower die matrix, and bearing part gives supporting part intermediate region
First support, side plate are given supporting part surrounding corner areas second and are supported；
When upper die and lower die mold, there is provided the second support pressure in supporting part surrounding corner is more than the of supporting part intermediate region
One support pressure.
2. hand-set lid as claimed in claim 1 is bonded mould, it is characterised in that：First support is flexibly supports, institute
It is rigid support to state the second support.
3. hand-set lid as claimed in claim 2 is bonded mould, it is characterised in that：The supporting zone of the resilient support corresponds to
The plane domain of glass cover-plate, the supporting zone of the rigid support correspond to the curved corner areas of glass cover-plate.
4. hand-set lid as claimed in claim 1 is bonded mould, it is characterised in that：Holding corresponding to glass cover-plate plane domain
The peak of load portion upper surface, the supporting part upper surface minimum point corresponding to glass cover-plate bending corner areas, the peak
There are difference in height between minimum point.
5. hand-set lid as claimed in claim 4 is bonded mould, it is characterised in that：The upper surface peak of the supporting part and
Arc-shaped transition between minimum point, in class spherical structure, the peak of upper surface is in the central point or approximation of such spherical structure
Heart point.
6. hand-set lid as claimed in claim 1 is bonded mould, it is characterised in that：The pad film is made of silica gel material, tool
It is flexible, and the upper surface of the supporting part has viscosity.
7. hand-set lid as claimed in claim 1 is bonded mould, it is characterised in that：The upper mold and a vacuum absorption device phase
Even, for the glass cover-plate in vacuum suction groove.
8. hand-set lid as claimed in claim 1 is bonded mould, it is characterised in that：The upper mold is provided with heating member, is used for
Heated to glass cover-plate overall region or to the curved corner areas of glass cover-plate.
9. a kind of hand-set lid attaching process, mould is bonded come real by the hand-set lid described in claim 1-8 any one
It is existing, it is characterised in that including：
Step S1, there is provided treat pad pasting glass cover board, glass cover-plate is fixed in the groove of upper mold；
Step S2, there is provided treat the protective film being bonded with above-mentioned glass cover-plate, and protective film is positioned to the supporting part upper table of pad film
Face；And
Step S4, upper mold and lower die are molded, and realize that protective film is bonded with glass cover-plate.
10. hand-set lid attaching process as claimed in claim 9, it is characterised in that：Glass cover-plate passes through vacuum in step S1
Adsorbent equipment be fixed in groove and/or step S2 and step S4 between further include step S3, after being heated to glass cover-plate
Molded.
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| CN201610974023.1A CN108016655B (en) | 2016-11-03 | 2016-11-03 | Mobile phone cover plate attaching mold and process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610974023.1A CN108016655B (en) | 2016-11-03 | 2016-11-03 | Mobile phone cover plate attaching mold and process thereof |
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| CN108016655A true CN108016655A (en) | 2018-05-11 |
| CN108016655B CN108016655B (en) | 2021-04-13 |
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| CN201610974023.1A Active CN108016655B (en) | 2016-11-03 | 2016-11-03 | Mobile phone cover plate attaching mold and process thereof |
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| CN108422537A (en) * | 2018-05-15 | 2018-08-21 | 佛山市东鹏陶瓷有限公司 | A kind of support device, flat plate decorating machine and printing method reducing ceramic tile crackle |
| CN108725879A (en) * | 2018-07-06 | 2018-11-02 | 苏州富强科技有限公司 | A kind of convex surface jig for carrying 3D bend glasses |
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