CN108639429B - Concave surface laminating device of 3D curved glass - Google Patents
Concave surface laminating device of 3D curved glass Download PDFInfo
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- CN108639429B CN108639429B CN201810737169.3A CN201810737169A CN108639429B CN 108639429 B CN108639429 B CN 108639429B CN 201810737169 A CN201810737169 A CN 201810737169A CN 108639429 B CN108639429 B CN 108639429B
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- film
- concave
- curved glass
- mounting
- protective film
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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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- 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
- B65B41/00—Supplying or feeding container-forming sheets or wrapping material
- B65B41/12—Feeding webs from rolls
- B65B41/16—Feeding webs from rolls by rollers
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- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joining Of Glass To Other Materials (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention discloses a concave surface film laminating device of 3D curved glass, which comprises: a support frame; the multiple groups of protective film feeding mechanisms are arranged beside the support frame; a plurality of groups of release paper recovery mechanisms arranged below the protective film feeding mechanism; the convex jig components are arranged on the front side of the support frame; and a plurality of groups of concave surface film covering heads which are connected with the supporting frame in a sliding way. According to the invention, the 3D curved glass can be accurately positioned and stably fixed, the convex surface of the 3D curved glass can be fully supported, the positioning efficiency and effect of the 3D curved glass are improved, the film coating quality of the 3D curved glass is further improved, the breakage rate of the 3D curved glass in the film coating process is reduced, in addition, the concave film coating automation rate is improved, the film sucking plate and the film pressing assembly can be prevented from interfering during film coating, the film coating efficiency and the film coating quality are further improved, and the invention has wide market application prospect.
Description
Technical Field
The invention relates to the field of 3D curved glass, in particular to a concave surface film coating device of 3D curved glass.
Background
Glass cover plates used on displays of intelligent terminal products in the existing market can be divided into: 2D glass, 2.5D glass and 3D curved glass, wherein the 2D glass is common pure plane glass without any arc design; the middle of the 2.5D glass is designed into a plane, and the edge of the 2.5D glass is designed into an arc shape; the middle and edge portions of the 3D curved glass may be designed to be curved in a curved arc shape. The 3D curved glass is mainly formed by bending by using a hot bending machine, so that higher bending radian can be achieved, and some physical properties of the 3D curved glass are obviously superior to those of 2D and 2.5D glass. The 3D curved glass has the advantages of light weight, transparency, cleanness, fingerprint resistance, anti-glare, hardness, scratch resistance, good weather resistance and the like, not only can the appearance novelty of an intelligent terminal product be improved, but also excellent touch hand feeling can be brought, and better display and touch experience can be brought.
The current process for producing the 3D curved glass mainly comprises the following steps: the method comprises the steps of material cutting, CNC (computer numerical control), grinding and polishing, baking, film plating, hot bending and the like, wherein a film coating process is further connected after the hot bending process, namely, protective films are attached to the concave-convex two sides (also called the front side and the back side) of the 3D curved glass after the hot bending, and the process is critical and limits the yield to a certain extent. In general, in the film coating process of the 3D curved glass, the processes of feeding, transferring, front surface film coating, transferring, overturning, back surface film coating, blanking and the like are often required, and in the film coating process, the film coating aiming at the concave surface of the 3D curved glass is critical, so that the film coating efficiency and the film coating quality of the whole 3D glass are directly affected.
The conventional concave film laminating device has the following problems: firstly, the degree of automation is low, the number of steps required to be manually assisted is large, the protective film cannot be supplied efficiently, and the release paper cannot be recovered, so that the concave surface film coating efficiency is low; secondly, as the concave surface of the 3D curved glass is recessed downwards by a certain depth, the mutual interference is easily caused by the cooperation between the film suction plate and the film pressing component, the film pressing component is insufficient in pressing the protective film, the film covering quality is poor, air bubbles are easily generated between the protective film and the 3D curved glass, the protective film is easily fallen off, and the effect of protecting the 3D curved glass is not achieved; thirdly, the 3D curved glass is unstable in fixation, so that the 3D curved glass can move forwards, backwards, leftwards and rightwards in the film coating process, more air holes exist on the protective film and the glass surface after film coating, and the film coating quality is affected; further, the convex surface of the 3D curved glass is not enough in support, so that the 3D curved glass bursts in the film coating process, and the convex surface of the 3D curved glass is deformed or scratched due to the other surface; finally, inconvenience in the positioning and adjusting process of the 3D curved glass leads to reduced film pasting efficiency of the 3D curved glass.
In view of the foregoing, it is necessary to develop a concave film coating device for 3D curved glass to solve the above problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the concave surface film coating device for the 3D curved glass, which not only can accurately position and stably fix the 3D curved glass, but also can fully support the convex surface of the 3D curved glass, thereby improving the positioning efficiency and effect of the 3D curved glass, further improving the film coating quality of the 3D curved glass, reducing the breakage rate of the 3D curved glass in the film coating process, improving the automation rate of the concave surface film coating, simultaneously preventing the film sucking plate from interfering with the film pressing assembly during film coating, further improving the film coating efficiency and film coating quality, and having wide market application prospect.
To achieve the above objects and other advantages and in accordance with the purpose of the invention, there is provided a concave surface coating device of a 3D curved glass, comprising:
a support frame;
the multiple groups of protective film feeding mechanisms are arranged beside the support frame;
a plurality of groups of release paper recovery mechanisms arranged below the protective film feeding mechanism;
the convex jig components are arranged on the front side of the support frame; and
a plurality of groups of concave surface film covering heads which are connected with the supporting frame in a sliding way;
the concave surface film coating heads periodically slide back and forth on the support frame to be close to or far from the space right above the convex surface jig assembly.
Preferably, the back side of the support frame is provided with a receiving and releasing frame, the receiving and releasing frame is provided with a plurality of groups of protective film releasing rollers, and the protective film releasing rollers correspond to the protective film feeding mechanisms.
Preferably, the upper surface of convex tool is formed with and bears the groove, and the front side or the rear side of convex tool have been seted up and have been led to bear the lateral part constant head tank in the groove is born the weight of inside, and the left side or the right side of convex tool has been seted up and has been led to bear the tip constant head tank in the groove is inside, is equipped with in the lateral part constant head tank and is used for pushing away the first side location ejector pad of 3D curved surface glass to the opposite side, is equipped with in the tip constant head tank and is used for pushing away the first end location ejector pad of 3D curved surface glass to the other end.
Preferably, a front circular arc wall and a rear circular arc wall are respectively formed on the front side wall and the rear side wall of the bearing groove, the front circular arc wall and the rear circular arc wall are respectively matched with the front side and the rear side of the convex surface of the 3D curved surface glass, the left side and the right side of the bearing groove are communicated with the outside to respectively form a left opening and a right opening, and a baffle plate matched with the convex surface end of the 3D curved surface glass is fixedly connected at the left opening or the right opening.
Preferably, the concave film-covered head includes:
rotating the mounting plate;
a rotating shaft rotatably connected with the rotating mounting plate;
a film suction mounting arm rotatably connected with the rotating shaft; and
concave surface film pressing components fixedly connected to the left end and the right end of the rotating shaft in a hanging manner,
wherein, the bottom of inhaling the membrane installation arm is installed the concave surface and is inhaled the lamina membranacea, and concave surface press mold subassembly is located the front side of concave surface and inhale the lamina membranacea.
Preferably, the suction membrane mounting arm comprises a cantilever section and a mounting section, wherein the mounting section extends vertically downwards, the cantilever section integrally combines with the mounting section at the top of the mounting section and extends obliquely to the front side from the top of the mounting section, and the concave suction membrane plate is connected to the bottom of the mounting section.
Preferably, the front end lower surface of the rotary mounting plate is integrally formed with mounting rings positioned at the left side and the right side of the rotary mounting plate, the two mounting rings are parallel and are arranged at intervals to form a mounting space positioned between the two mounting rings, the rotating shaft penetrates through the two mounting rings to realize rotary connection with the rotary mounting plate, and the front end of the cantilever section is sleeved on the rotating shaft and positioned in the mounting space.
Preferably, the rear side of the film suction mounting arm is provided with a mounting rod, the left end and/or the right end of the mounting rod are/is rotationally connected with a film suction plate pushing cylinder, the power output end of the film suction plate pushing cylinder is rotationally connected with the side surface of the connecting block, the side of the rotary mounting plate is fixedly connected with a concave film coating head pushing cylinder, one end of the rotary shaft is fixedly connected with a connecting sleeve, and the power output end of the concave film coating head pushing cylinder is rotationally connected with the side surface of the connecting sleeve.
Preferably, the concave tectorial membrane head further comprises a longitudinal connecting plate and a transverse connecting plate, a support guide rail extending from the rear end to the front end of the support frame is arranged on the support frame, wherein the longitudinal connecting plate is in sliding fit with the support guide rail, a longitudinal driving motor and a vertical guide rail extending in the vertical direction are arranged on the longitudinal connecting plate, a transverse driving motor and a transverse guide rail extending in the horizontal direction are arranged on the transverse connecting plate, the transverse connecting plate is in sliding fit with the vertical guide rail, and the fixed mounting plate is in sliding fit with the transverse guide rail.
Preferably, the protective film feeding mechanism comprises a protective film stripping platform and a plurality of groups of discharging guide rollers, wherein the plurality of groups of discharging guide rollers and the protective film stripping platform are sequentially arranged along the conveying direction of the protective film, the upper surface of the protective film stripping platform is flush with a horizontal plane, and a wedge-shaped stripping end is formed on the front side of the protective film stripping platform.
Compared with the prior art, the invention has the beneficial effects that: the device not only can accurately position and stably fix the 3D curved glass, but also can fully support the convex surface of the 3D curved glass, so that the positioning efficiency and effect of the 3D curved glass are improved, the film coating quality of the 3D curved glass is further improved, the breakage rate of the 3D curved glass in the film coating process is reduced, in addition, the concave film coating automation rate is improved, interference between the film suction plate and the film pressing component during film coating can be prevented, the film coating efficiency and film coating quality are further improved, and the device has wide market application prospect.
Drawings
FIG. 1 is a three-dimensional structural view of a concave film coating device for 3D curved glass according to the present invention;
FIG. 2 is a top view of a concave film coating apparatus for 3D curved glass according to the present invention;
FIG. 3 is a left side view of a concave film coating apparatus for a 3D curved glass according to the present invention;
FIG. 4 is a three-dimensional view of a concave film coating apparatus of a 3D curved glass according to the present invention, with a concave film coating head and a convex jig assembly hidden;
FIG. 5 is a top view of the concave film coating apparatus of the 3D curved glass according to the present invention with the concave film coating head and the convex jig assembly hidden;
FIG. 6 is a left side view of the concave film coating apparatus of the 3D curved glass according to the present invention with the concave film coating head and the convex jig assembly hidden;
FIG. 7 is a three-dimensional view of the concave coating head and convex jig assembly of the concave coating device for 3D curved glass according to the present invention;
FIG. 8 is a top view of a convex jig assembly in a concave lamination device for 3D curved glass according to the present invention;
FIG. 9 is a three-dimensional view of the convex jig assembly of the concave lamination device of the 3D curved glass according to the present invention, when seen from the rear side to the front side;
fig. 10 is a three-dimensional structure view of a convex jig in a concave film coating apparatus of a 3D curved glass according to the present invention when viewed from the rear side to the front side;
FIG. 11 is a three-dimensional view of a concave film coating head in a concave film coating device for 3D curved glass according to the present invention;
FIG. 12 is an exploded view of a concave film coating head in a concave film coating apparatus for a 3D curved glass according to the present invention;
FIG. 13 is an exploded view of a concave film head in a concave film coating apparatus for 3D curved glass according to the present invention at another view angle;
FIG. 14 is a three-dimensional view of a concave lamination assembly in a concave lamination device for 3D curved glass according to the present invention;
FIG. 15 is a three-dimensional view of the suction mounting arm in the concave film coating apparatus for 3D curved glass according to the present invention;
fig. 16 is a left side view of a suction mounting arm in a concave film covering device for 3D curved glass according to the present invention.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a device for practicing the invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, and "depth" corresponds to the front-to-back dimension. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
Referring to fig. 1 to 16,3D, the concave surface film coating device for curved glass includes:
a support frame 19;
a plurality of groups of protective film feeding mechanisms 13 arranged beside the supporting frame 19;
a plurality of groups of release paper recovery mechanisms 14 arranged below the protective film feeding mechanism 13;
a plurality of groups of convex jig components 17 arranged on the front side of the supporting frame 19; and
a plurality of groups of concave film coating heads 15 which are connected with the supporting frame 19 in a sliding way;
wherein, the plurality of groups of release paper recycling mechanisms 14, the convex jig assembly 17 and the concave film coating heads 15 are corresponding to the plurality of groups of protective film feeding mechanisms 13, and the concave film coating heads 15 periodically slide back and forth on the support frame 19 to be close to or far from the space right above the convex jig assembly 17.
Referring to fig. 1 to 6, a receiving and releasing frame 193 is provided at the rear side of the support frame 19, a plurality of sets of protective film releasing rollers 131 are provided on the receiving and releasing frame 193, and the plurality of sets of protective film releasing rollers 131 correspond to the plurality of sets of protective film feeding mechanisms 13.
Further, the protective film feeding mechanism 13 and the release paper recovery mechanism 14 are provided in pairs at the sides of the support frame 19. Referring to fig. 2 and 5, in a preferred embodiment, the protective film feeding mechanism 13, the release paper recovery mechanism 14, the concave film coating head 15, and the convex jig assembly 17 are each provided with two groups symmetrically with respect to the support frame 19.
Further, the protective film feeding mechanism 13 includes a protective film peeling platform 133 and a plurality of sets of discharging guide rollers 132, wherein the plurality of sets of discharging guide rollers 132 and the protective film peeling platform 133 are sequentially arranged along the conveying direction of the protective film.
Referring again to fig. 5, the upper surface of the protective film peeling stage 133 is flush with a horizontal plane, and the front side thereof is formed with a wedge-shaped peeling end.
Further, the release paper recovery mechanism 14 includes:
a pinch roller 143 on the release paper;
a release paper lower grip roller 142 provided directly below the release paper upper grip roller 143;
a release paper recovery roller 144; and
a release paper collecting driver 141 for driving the release paper upper grip roller 143 or the release paper lower grip roller 142 to periodically rotate,
the upper release paper clamping roller 143 and the lower release paper clamping roller 142 are parallel and are arranged at intervals to form a clamping gap between the upper release paper clamping roller and the lower release paper clamping roller, the distance between the clamping gap is not greater than the thickness of the release paper, and the upper release paper clamping roller 143 and the lower release paper recovery roller 144 are in transmission connection with the lower release paper clamping roller 142. In a preferred embodiment, a spring friction mechanism is provided on the inner side of the release paper recovery roller 144 to ensure that the release paper is not pulled apart by the gradual increase in recovery roller diameter.
Further, a magnetic powder brake 145 is arranged at one end of the protective film discharging roller 131 in a transmission manner, and a power output end of the magnetic powder brake 145 penetrates through the collecting and discharging frame 193 and is in transmission connection with the protective film discharging roller 131. The magnetic powder brake 145 can prevent the following rotation while ensuring the tightening of the release paper at the moment, thereby preventing the winding of the material roll and improving the operation stability.
Further, the release paper upper grip roller 143 and the release paper lower grip roller 142 are located directly below the protective film peeling stage 133.
Referring to fig. 5, in operation, the release paper with the attached protective film is guided from the protective film discharging roller 131, guided by the discharging guide roller 132, and finally conveyed to the protective film peeling platform 133, the protective film attached to the release paper is peeled by the protective film peeling platform 133, the peeled release paper bypasses the front end of the protective film peeling platform 133 and is clamped by the release paper upper clamping roller 143 and the release paper lower clamping roller 142, and is finally received by the release paper receiving roller 145 after being guided by the release paper receiving roller 144.
Referring to fig. 11 to 16, the concave film-coating head 15 includes:
rotating the mounting plate 154;
a rotating shaft 157 rotatably coupled to the rotating mounting plate 154;
a suction film mounting arm 155 rotatably connected to the rotation shaft 157; and
concave membrane-pressing assemblies 158 fixedly connected to left and right ends of the rotating shaft 157 in a hanging manner,
wherein, the bottom of the film suction mounting arm 155 is provided with a concave film suction plate 156, and a concave film pressing component 158 is positioned at the front side of the concave film suction plate 156. Referring to fig. 1 and 2, a fixed mounting plate 153 is fixedly connected to the rear side of the rotary mounting plate 154, wherein the fixed mounting plate 153 extends in a vertical direction, the rotary mounting plate 154 extends in a horizontal direction, and a connection reinforcing rib 1543 is fixedly connected between the fixed mounting plate 153 and the rotary mounting plate 154. In practice, the connection to the handling mechanism, such as a robot, may be achieved by a fixed mounting plate 153. Referring to fig. 1 and 2, in a preferred embodiment, the concave film-coating head 15 further includes: the vertical connecting plate 151 and the transverse connecting plate 152, wherein the vertical connecting plate 151 is provided with a vertical driving motor 1512 and a vertical guide rail 1511 extending along the vertical direction, the transverse connecting plate 152 is provided with a transverse driving motor 1522 and a transverse guide rail 1521 extending along the horizontal direction, the transverse connecting plate 152 is in sliding fit with the vertical guide rail 1511, and the fixed mounting plate 153 is in sliding fit with the transverse guide rail 1521, so that the concave film-absorbing plate 156 and the concave film-pressing assembly 158 can be driven by the vertical driving motor 1512 and the transverse driving motor 1522 to realize position fine adjustment in the vertical direction and the horizontal direction.
Referring to fig. 12, 13, 15 and 16, the suction film mounting arm 155 includes a cantilever section 1551 and a mounting section 1552, wherein the mounting section 1552 extends vertically downward, the cantilever section 1551 integrally combines with the mounting section 1552 at the top of the mounting section 1552 and extends obliquely to the front side from the top of the mounting section 1552, and the concave suction film plate 156 is connected to the bottom of the mounting section 1552. The concave film-sucking plate 156 is rotatably connected with the rotating shaft 157 through the film-sucking mounting arm 155, and the front side of the concave film-sucking plate 156 can be yielded for arranging the concave film-pressing assembly 158, so that the structure of the concave film-covering head 15 becomes compact, the volume of the whole structure is reduced, and smooth completion of concave film-covering operation is facilitated.
Further, the front end lower surface of the rotary mounting plate 154 is integrally formed with mounting rings 1541 on the left and right sides thereof, the two mounting rings 1541 are parallel and are arranged at intervals to form a mounting space therebetween, the rotary shaft 157 passes through the two mounting rings 1541 to realize rotary connection with the rotary mounting plate 154, and the front end of the cantilever section 1551 is sleeved on the rotary shaft 157 and is positioned in the mounting space. With the adoption of the structural design, the volume of the whole structure is further reduced, so that the concave film-sucking plate 156 is connected with the rotating shaft 157 in a more compact and smooth manner through the rotation of the film-sucking mounting arm 155.
Referring to fig. 14, a concave film pressing assembly 158 includes:
a left connecting plate 1581 and a right connecting plate 1582 arranged in parallel and at intervals; and
a first receiving roll 1583, a second receiving roll 1584 and a concave pressure roll 1585 are arranged between the left connecting plate 1581 and the right connecting plate 1582,
the first receiving roller 1583, the second receiving roller 1584 and the concave pressing roller 1585 are rotatably connected with the left connecting plate 1581 and the right connecting plate 1582, the first receiving roller 1583 and the second receiving roller 1584 are on the same horizontal plane and are tangential to each other, and the concave pressing roller 1585 is located under the space between the first receiving roller 1583 and the second receiving roller 1584 and is tangential to the first receiving roller 1583 and the second receiving roller 1584 respectively. When the tectorial membrane, concave surface compression roller 1585 and the protection film direct contact on the concave surface, owing to receive the feedback force of concave surface during the press film, concave surface compression roller 1585 has the bending risk of warp after receiving the pressure, is unfavorable for the smooth and easy going on of tectorial membrane, and adopts this kind of structural design, can make first accepting roller 1583 and second accepting roller 1584 share the feedback pressure that concave surface compression roller 1585 received for concave surface compression roller 1585 keeps stable in structure, and whole tectorial membrane process can be smooth and easy, high-efficient goes on, has improved tectorial membrane quality and tectorial membrane efficiency.
Referring to fig. 12 and 13, a connecting block 1572 is symmetrically and fixedly connected on the rotating shaft 157, and the two connecting blocks 1572 are respectively and correspondingly fixedly connected with a left connecting plate 1581 and a right connecting plate 1582, so that the concave film pressing assembly 158 can rotate along with the rotating shaft 157.
Further, a mounting rod 1553 is provided at the rear side of the suction film mounting arm 155, and a suction film plate pushing cylinder 1571 is rotatably connected to the left end and/or the right end of the mounting rod 1553. In one embodiment, the film suction plate pushes the cylinder 1571 body to be rotatably connected to the mounting bar 1553, and the power output end of the film suction plate is rotatably connected to the side of the connection block 1572. In the film coating process, the film-suction plate pushing cylinder 1571 can push the power output end of the film-suction plate pushing cylinder 1571 to enable the concave film-suction plate 156 connected with the film-suction mounting arm 155 to rotate clockwise around the rotating shaft 157, so that the concave film-suction plate 156 can rotate around the rotating shaft 157 by a certain angle and can be lifted by a certain height relative to the vertical direction, a certain space is reserved behind the concave surface of the 3D curved glass, interference between the concave surface film-suction plate 156 and the 3D curved glass during film pressing of the concave surface film pressing assembly 158 is prevented, and the 3D curved glass is prevented from being crushed, and meanwhile smooth film coating operation can be guaranteed.
Further, a concave film covering head pushing cylinder 159 is fixedly connected to the side of the rotary mounting plate 154, a connecting sleeve 1591 is fixedly connected to one end of the rotary shaft 157, and a power output end of the concave film covering head pushing cylinder 159 is rotatably connected to the side surface of the connecting sleeve 1591. In the film laminating process, the concave film laminating head pushing cylinder 159 drives the concave film pressing assembly 158 to rotate clockwise along with the rotating shaft 157 by a certain angle, and the concave film pressing assembly 158 is arranged on the front side of the concave film sucking plate 156, so that the concave film sucking plate 156 also rotates clockwise by the same angle, and the concave film sucking plate 156 can conveniently penetrate into the concave surface of the 3D curved glass to perform film pressing action.
Referring to fig. 12 and 13, at least one front hydraulic buffer 1545 is provided beside the front end of the rotary mounting plate 154, and a pad 1573 is fixedly connected to the rotary shaft 157 directly below the front hydraulic buffer 1545. The front hydraulic buffer 1545 and the cushion block 1573 can provide a certain buffer force during the clockwise rotation of the concave film pressing assembly 158, so as to prevent the rotation of the concave film pressing assembly 158 from being too violent, thereby improving the stability and durability of the whole structure.
Further, a buffer mounting frame 1544 with a door-shaped structure is fixedly connected under the rotary mounting plate 154, and a rear-end hydraulic buffer 1546 facing to the top surface of the concave film-sucking plate 156 is arranged at the bottom of the buffer frame 1544, wherein the buffer mounting frame 1544 straddles over the film-sucking mounting arm 155. The front hydraulic buffer 1545 and the cushion block 1573 can provide a certain buffering force in the clockwise rotation process of the concave film pressing assembly 158, so that the concave film pressing assembly 158 is prevented from rotating too strongly, the rear hydraulic buffer 1546 can provide a certain buffering force in the clockwise rotation process of the concave film sucking plate 156, and the rotation of the reverse concave film sucking plate 156 is prevented from rotating too strongly, so that the stability and durability of the whole structure are improved.
Referring to fig. 1 to 3, the concave film coating head 15 further includes a longitudinal connecting plate 151 and a transverse connecting plate 152, a support rail 191 extending from a rear end to a front end thereof is provided on the support frame 19, wherein the longitudinal connecting plate 151 is slidably coupled with the support rail 191, a longitudinal driving motor 1512 and a vertical rail 1511 extending in a vertical direction are provided on the longitudinal connecting plate 151, a transverse driving motor 1522 and a transverse rail 1521 extending in a horizontal direction are provided on the transverse connecting plate 152, the transverse connecting plate 152 is slidably coupled with the vertical rail 1511, and the fixed mounting plate 153 is slidably coupled with the transverse rail 1521. In a preferred embodiment, the support frame 19 is provided with a film coating head driving motor 192 for driving the concave film coating head 15 to slide reciprocally along the support rail 191, and the concave film coating head 15 is periodically moved toward or away from the convex jig assembly 17 under the driving of the film coating head driving motor 192, so as to periodically perform the concave film coating operation on the 3D curved glass on the convex jig 172.
Referring to fig. 8 to 10, a convex jig assembly 17 for carrying 3D curved glass includes:
a first support 171; and
a convex jig 172 supported by the first support 171,
the upper surface of the convex jig 172 is formed with a bearing groove, a side positioning groove 1723 leading to the inside of the bearing groove is formed on the front side or the rear side of the convex jig 172, an end positioning groove 1725 leading to the inside of the bearing groove is formed on the left side or the right side of the convex jig 172, a first side positioning push block 1741 for pushing the 3D curved glass to the other side is arranged in the side positioning groove 1723, and a first end positioning push block 1731 for pushing the 3D curved glass to the other end is arranged in the end positioning groove 1725.
Referring to fig. 9, a front circular arc wall 1721 and a rear circular arc wall 1722 are respectively formed on the front side wall and the rear side wall of the carrying groove, the front circular arc wall 1721 and the rear circular arc wall 1722 are respectively adapted to the front side and the rear side of the convex surface of the 3D curved surface glass, the left side and the right side of the carrying groove are respectively communicated with the outside to form a left opening and a right opening, and a baffle 1726 adapted to the convex surface end of the 3D curved surface glass is fixedly connected at the left opening or the right opening.
Further, the bottom wall of the bearing groove is formed with a negative pressure groove 1728 recessed downward.
Further, a plurality of bearing blocks 1724 are formed on the bottom wall of the negative pressure groove 1728 at intervals.
Further, the carrier block 1724 extends vertically upward until its top surface is flush with the bottom wall of the carrier recess.
Further, a bottom wall of the negative pressure tank 1728 is provided with a plurality of first vacuum holes 1727.
In a preferred embodiment, the lateral positioning groove 1723 is disposed on the front side of the convex jig 172.
Further, a baffle 1726 is disposed at the left opening, and an end positioning groove 1725 is disposed at the left side of the convex jig 172.
In a preferred embodiment, the first side positioning push block 1741 and the inner side of the first end positioning push block 1731 are both provided with elastic cushions, and the bottom of the convex jig 172 is provided with a first side driver 174 for driving the first side positioning push block 1741 and a first end driver 173 for driving the first end positioning push block 1731.
Further, a first vacuum generator 175 is disposed at the bottom of the convex fixture 172 and is connected to the first vacuum hole 1727.
During operation, the 3D curved glass to be coated is put into the bearing groove in a mode that the convex surface is downward and the concave surface is upward, the first side positioning push block 1741 and the first end positioning push block 1731 push the 3D curved glass to the rear side and the right side under the driving of the first side driver 174 and the first end driver 173 respectively, so as to realize the positioning of the 3D curved glass, and after the positioning is finished, the plurality of first vacuumizing holes 1727 on the bottom wall of the negative pressure groove 1728 start vacuumizing the negative pressure groove 1728 to adsorb and fix the convex bottom wall of the 3D curved glass, so that the concave surface is coated with the film.
And (3) laminating:
s1, sucking up a protective film on a protective film stripping platform 133 by a concave film sucking plate 156 through a concave film covering head 15;
s2, the concave film coating head 15 moves forwards to be right above the convex surface jig 172 under the drive of the film coating head driving motor 192, 3D curved surface glass to be coated is placed on the convex surface jig 172, and after the convex surface jig 172 finishes positioning and fixing the 3D curved surface glass on the convex surface jig, the concave film-absorbing plate 156 places an absorbed protective film on the concave surface of the 3D curved surface glass;
s3, the concave film coating head 15 slowly translates backwards under the drive of the film coating head driving motor 192, and meanwhile, the concave film coating head pushing cylinder 159 drives the concave film pressing assembly 158 and the concave film absorbing plate 156 to rotate clockwise along with the rotating shaft 157 by a certain angle, so that the concave pressing roller 1585 fully contacts with the front side of the concave surface of the 3D curved glass and presses the protective film on the 3D curved glass;
s3, when the concave pressure roller 1585 moves to the rear side of the concave surface of the 3D curved surface glass, the film suction plate pushing cylinder 1571 pushes the power output end of the film suction plate pushing cylinder to enable the concave surface film suction plate 156 connected with the film suction mounting arm 155 to rotate clockwise around the rotating shaft 157, so that the concave surface film suction plate 156 can rotate a certain angle around the rotating shaft 157 and can be lifted by a certain height relative to the vertical direction, a certain space is reserved behind the concave surface of the 3D curved surface glass, and interference between the concave surface film suction plate 156 and the 3D curved surface glass is prevented when the concave surface film pressing assembly 158 presses a film;
s4, after finishing the film coating on the rear side of the concave surface of the 3D curved glass, the concave surface film coating head 15 slowly reciprocates forward for a plurality of times under the drive of the film coating head driving motor 192, so that the concave surface press roll 1585 fully presses the protective film;
s5, repeating the steps S1 to S4 until the coating of the rest 3D curved glass is completed.
The number of equipment and the scale of processing described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be readily apparent to those skilled in the art.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (8)
1. The utility model provides a concave surface tectorial membrane device of 3D curved surface glass which characterized in that includes:
a support frame (19);
a plurality of groups of protective film feeding mechanisms (13) arranged beside the supporting frame (19);
a plurality of groups of release paper recovery mechanisms (14) arranged below the protective film feeding mechanism (13);
a plurality of groups of convex jig components (17) arranged on the front side of the supporting frame (19); and
a plurality of groups of concave film covering heads (15) which are connected with the supporting frame (19) in a sliding way;
wherein, the plurality of groups of release paper recovery mechanisms (14), the convex jig assembly (17) and the concave film coating heads (15) are corresponding to the plurality of groups of protective film feeding mechanisms (13), and the concave film coating heads (15) periodically slide back and forth on the support frame (19) to be close to or far from the space right above the convex jig assembly (17);
the concave surface film coating head (15) comprises:
a rotary mounting plate (154);
a rotating shaft (157) rotatably connected to the rotating mounting plate (154);
a film suction mounting arm (155) rotatably connected to the rotation shaft (157); and
concave surface film pressing components (158) fixedly connected to the left end and the right end of the rotating shaft (157) in a hanging manner,
the bottom of the film suction mounting arm (155) is provided with a concave film suction plate (156), and the concave film pressing component (158) is positioned at the front side of the concave film suction plate (156);
the film suction mounting arm (155) comprises a cantilever section (1551) and a mounting section (1552), wherein the mounting section (1552) vertically extends downwards, the cantilever section (1551) is integrally combined with the mounting section (1552) at the top of the mounting section (1552) and extends from the top of the mounting section (1552) to the front side obliquely, and the concave film suction plate (156) is connected to the bottom of the mounting section (1552).
2. The concave film laminating device of the 3D curved glass according to claim 1, wherein a material collecting and releasing frame (193) is arranged at the rear side of the supporting frame (19), a plurality of groups of protective film discharging rollers (131) are arranged on the material collecting and releasing frame (193), and the protective film discharging rollers (131) correspond to the protective film feeding mechanisms (13).
3. The concave film laminating device of the 3D curved glass as claimed in claim 1, wherein a bearing groove is formed on an upper surface of the convex jig (172), a side positioning groove (1723) leading into the bearing groove is formed on a front side or a rear side of the convex jig (172), an end positioning groove (1725) leading into the bearing groove is formed on a left side or a right side of the convex jig (172), a first side positioning pushing block (1741) for pushing the 3D curved glass to the other side is arranged in the side positioning groove (1723), and a first end positioning pushing block (1731) for pushing the 3D curved glass to the other end is arranged in the end positioning groove (1725).
4. A concave film coating apparatus for a 3D curved glass according to claim 3, wherein a front circular arc wall (1721) and a rear circular arc wall (1722) are respectively formed on a front side wall and a rear side wall of the bearing groove, the front circular arc wall (1721) and the rear circular arc wall (1722) are respectively adapted to front and rear sides of the convex surface of the 3D curved glass, both left and right sides of the bearing groove are respectively communicated with the outside to form a left opening and a right opening, and a baffle (1726) adapted to the convex end of the 3D curved glass is fixedly connected at the left opening or the right opening.
5. The concave film coating apparatus of 3D curved glass according to claim 1, wherein the front lower surface of the rotary mounting plate (154) is integrally formed with mounting rings (1541) located at both left and right sides thereof, the two mounting rings (1541) are parallel and spaced apart to form a mounting space therebetween, the rotary shaft (157) passes through the two mounting rings (1541) to achieve rotational connection with the rotary mounting plate (154), and the front end of the cantilever section (1551) is sleeved on the rotary shaft (157) and located in the mounting space.
6. The concave film laminating device of the 3D curved glass according to claim 1, wherein a mounting rod (1553) is arranged at the rear side of the film suction mounting arm (155), a film suction plate pushing cylinder (1571) is rotationally connected with the left end and/or the right end of the mounting rod (1553), the power output end of the film suction plate pushing cylinder (1571) is rotationally connected with the side face of the connecting block (1572), a concave film laminating head pushing cylinder (159) is fixedly connected to the side face of the rotary mounting plate (154), a connecting sleeve (1591) is fixedly connected to one end of the rotary shaft (157), and the power output end of the concave film laminating head pushing cylinder (159) is rotationally connected with the side face of the connecting sleeve (1591).
7. The concave film coating apparatus of 3D curved glass according to claim 1, wherein the concave film coating head (15) further comprises a longitudinal connecting plate (151) and a transverse connecting plate (152), a support rail (191) extending from the rear end to the front end of the support frame (19) is arranged on the support frame (19), wherein the longitudinal connecting plate (151) is slidably connected with the support rail (191), a longitudinal driving motor (1512) and a vertical rail (1511) extending in the vertical direction are arranged on the longitudinal connecting plate (151), a transverse driving motor (1522) and a transverse rail (1521) extending in the horizontal direction are arranged on the transverse connecting plate (152), the transverse connecting plate (152) is slidably connected with the vertical rail (1511), and the fixed mounting plate (153) is slidably connected with the transverse rail (1521).
8. The concave film laminating device of the 3D curved glass according to claim 1, wherein the protective film feeding mechanism (13) comprises a protective film peeling platform (133) and a plurality of groups of discharging guide rollers (132), wherein the plurality of groups of discharging guide rollers (132) and the protective film peeling platform (133) are sequentially arranged along the conveying direction of the protective film, the upper surface of the protective film peeling platform (133) is flush with a horizontal plane, and a wedge-shaped peeling end is formed on the front side of the protective film peeling platform.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810737169.3A CN108639429B (en) | 2018-07-06 | 2018-07-06 | Concave surface laminating device of 3D curved glass |
| PCT/CN2018/108878 WO2020006913A1 (en) | 2018-07-06 | 2018-09-29 | Concave film coating device for 3d curved surface glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810737169.3A CN108639429B (en) | 2018-07-06 | 2018-07-06 | Concave surface laminating device of 3D curved glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108639429A CN108639429A (en) | 2018-10-12 |
| CN108639429B true CN108639429B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810737169.3A Active CN108639429B (en) | 2018-07-06 | 2018-07-06 | Concave surface laminating device of 3D curved glass |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108639429B (en) |
| WO (1) | WO2020006913A1 (en) |
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Also Published As
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| WO2020006913A1 (en) | 2020-01-09 |
| CN108639429A (en) | 2018-10-12 |
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