CN112477095A - Protective film feeding device and feeding method - Google Patents
Protective film feeding device and feeding method Download PDFInfo
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- CN112477095A CN112477095A CN202011154457.XA CN202011154457A CN112477095A CN 112477095 A CN112477095 A CN 112477095A CN 202011154457 A CN202011154457 A CN 202011154457A CN 112477095 A CN112477095 A CN 112477095A
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- protective film
- film
- feeding
- plate
- assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
- B29C31/08—Feeding of the material to be moulded, e.g. into a mould cavity of preforms to be moulded, e.g. tablets, fibre reinforced preforms, extruded ribbons, tubes or profiles; Manipulating means specially adapted for feeding preforms, e.g. supports conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/0004—Component parts, details or accessories; Auxiliary operations
Abstract
The invention relates to the technical field of touch screen protective film sticking, in particular to a protective film feeding device and a touch screen protective film sticking machine. The feeding device comprises a side plate, a bottom membrane feeding coil, a bottom membrane receiving coil, an explosion-proof membrane moving and sticking mechanism and a cutting assembly; the bottom film feeding roll and the bottom film receiving roll are used for feeding the bottom film, the side plates are provided with guide rollers for guiding, and the horizontal part of the bottom film corresponds to a pre-sticking station, a film sticking station and a cutting station; the pressing assembly is positioned behind the pre-pasting station; blowing unit mount is on the curb plate, and the subassembly that pastes in advance is located the below of blowing subassembly, and the subassembly that pastes in advance corresponds the station of pasting in advance, and the pad pasting station is used for the pad pasting, and cutting assembly corresponds and cuts the station. The explosion-proof membrane feeding device has the advantages of high explosion-proof membrane feeding efficiency and high conveying efficiency.
Description
Technical Field
The invention relates to the technical field of touch screen protective film sticking, in particular to a protective film feeding device.
Background
The protective film is PC plastic which is pasted under (or on) the glass of the capacitive screen. The impact can be effectively buffered, the touch screen is prevented from bursting, or the glass panel is prevented from being broken and scattered due to the careless impact of the mobile phone, the hidden damage of the glass panel is reduced, and the safety of a user is guaranteed; can also maintain the special luster and texture of the tempered glass and improve the surface hardness. For the film pasting process under the touch screen, a protective film is pasted below the touch screen, the protective film is composed of an upper release paper layer and a lower adhesive layer, the adhesive layer is pasted on the bottom film in advance, the release paper layer is torn off and then pasted below the touch screen, and finally the bottom film is cut to realize pasting.
The Chinese patent publication No. CN110239079A discloses full-automatic mobile phone film sticking equipment and a film sticking method, and belongs to the field of machinery. The mobile phone film removing mechanism is positioned in the middle and positioned at the lower side of the mobile phone film positioning and clamping mechanism, and the mobile phone film attaching mechanism is positioned at the upper side; the mobile phone positioning and clamping mechanism, the mobile phone film positioning and clamping mechanism, the film bottom plate removing mechanism and the mobile phone film attaching mechanism are connected to the main body frame body through bolts and corner pieces respectively.
The prior art has the following defects: 1. the protective film is difficult to feed in a closed space; 2, the film sticking and stripping efficiency is low, the connection time consumption is long, and the automation degree is low; 3. the operation of stripping the protective film is difficult, and the efficiency is low; 4. the protective film has bubbles and is not high in quality.
Disclosure of Invention
The invention aims to provide a protective film feeding device with high protective film feeding efficiency and high conveying efficiency, aiming at the problem that the protective film is difficult to feed in a closed space in the prior art.
For the purpose of the invention, the following technical scheme is adopted: a protective film feeding device comprises a side plate, a bottom film feeding roll, a bottom film collecting roll, a protective film transferring and sticking mechanism and a cutting assembly; the bottom film feeding roll and the bottom film receiving roll are used for feeding the bottom film, the side plates are provided with guide rollers for guiding, and the horizontal part of the bottom film corresponds to a pre-sticking station, a film sticking station and a cutting station; the side plate is also provided with a pressing assembly which is positioned behind the pre-sticking station; the protective film moving and sticking mechanism comprises a material placing assembly and a pre-sticking assembly; the feeding assembly is mounted on the side plate, the pre-sticking assembly is located below the feeding assembly, the pre-sticking assembly corresponds to a pre-sticking station, the film sticking station is used for sticking a film, and the cutting assembly corresponds to a cutting station;
the feeding assembly is used for storing a protective film, the pre-pasting assembly is used for pre-pasting the protective film on the bottom film to realize feeding, and the cutting assembly is used for cutting off the protective film on the bottom film; the pressing assembly is used for driving the bottom film.
Preferably, the cutting assembly comprises a guide seat, a cutting cylinder and an annular cutter; the guide seat is fixed on the frame, and the cutting cylinder is installed on the guide seat, and the annular cutter is connected on the guide seat, and the flexible end that cuts the cylinder is connected with the annular cutter, and open the upper end of guide seat has the rectangular hole, and the annular cutter matches with the touch-sensitive screen outer fringe.
Preferably, the pressing assembly comprises a mounting frame, a driving roller, a driven roller, a feeding motor and a clamping cylinder; the driving roller is hinged to the mounting frame, the driven roller is connected to the clamping cylinder, the clamping cylinder is arranged at the upper end of the mounting frame, the bottom film is clamped between the driving roller and the driven roller, and the output end of the feeding motor drives the driving roller to rotate through the synchronous belt.
Preferably, the discharging assembly comprises a material frame, a lateral moving cylinder, an adjusting plate, a pressing cylinder, a longitudinal moving cylinder, a fixed suction plate and a moving plate; the movable plate is connected to the side plate through a slide rail, the material frame is vertically connected to the movable plate, the longitudinal moving cylinder is installed on the movable plate, and the telescopic end of the longitudinal moving cylinder is connected with the material frame; the pressing cylinder is fixed on the side plate, and the telescopic end of the pressing cylinder is connected with the moving plate; the adjusting plate is arranged in the material frame through an adjusting screw; the pressing plate is arranged at the telescopic end of the pressing cylinder, the pressing cylinder is fixed on the side of the material frame, the pressing plate is positioned in the material frame, and the pressing plate presses the protective film stacked in the material frame; the fixed suction plate is arranged on the side plate, corresponds to the side of the material frame, and is provided with a suction hole.
Preferably, the pre-pasting component comprises a supporting plate, a roller, a two-degree-of-freedom moving module, a transfer plate, a middle rotating shaft, a gear rack component and a turnover cylinder; the method for positioning the supporting plate on the bottom film comprises the following steps that a two-degree-of-freedom moving module is arranged below the supporting plate, a roller is arranged at the output end of the two-degree-of-freedom moving module, and the roller presses the bottom film on the supporting plate; the transfer plate is arranged on the middle rotating shaft, the transfer plate is provided with an air suction hole, the middle rotating shaft is hinged to the side of the supporting plate, the overturning cylinder is arranged on the side of the supporting plate, and the telescopic end of the overturning cylinder is connected with the middle rotating shaft through a gear rack assembly; the two-degree-of-freedom moving module drives the roller to move horizontally and vertically, the roller moves downwards and presses the protective film, and the roller moves back and forth to roll the protective film on the bottom film.
A protective film feeding method of a touch screen protective film laminator comprises the steps that a lateral moving cylinder drives a material frame to move to a fixed suction plate, and a protective film is sucked and taken out by the fixed suction plate; then the transfer board is inhaled the protective film, and fixed suction board loosens, and the upset cylinder drives the transfer board through the transmission of gear rack subassembly and rotates ninety degrees, pastes the protective film on the basement membrane, realizes the roll extrusion by the roller.
A touch screen protective film laminator comprises a rack, and a touch screen feeding device, a vacuum laminating device, a protective film feeding device, a touch screen feeding and carrying device, a film stripping device, a discharging and carrying device and a discharging device which are arranged on the rack; the protective film coating machine is characterized in that a portal frame is arranged on a rack, the touch screen feeding and carrying device, the film stripping device and the discharging and carrying device are all fixed on the portal frame, the touch screen feeding device and the discharging device are in the same straight line, the protective film feeding device is positioned between the touch screen feeding device and the discharging device during feeding, the vacuum film pasting device is positioned in the middle of the protective film feeding device, the film stripping device is positioned above the vacuum film pasting device, and the discharging and carrying device is connected with the discharge end of the protective film feeding device and the discharging device; the protective film feeding device adopts the technical scheme.
Preferably, the touch screen loading and carrying device is used for carrying the touch screen from the touch screen loading device to the vacuum film pasting device, the protective film feeding device is used for feeding the protective film, the vacuum film pasting device is used for pasting the protective film between the touch screen and the protective film, and the film peeling device is used for tearing off the base film on the protective film; and the blanking conveying device is used for conveying the pasted touch screen to the blanking device from the protective film feeding device.
Adopt above-mentioned technical scheme's protective film material feeding unit's advantage is: the protective film feeding efficiency is improved by adopting a feeding mode of sticking the protective film on a continuous bottom film, the protective film moving and sticking mechanism intermittently moves and sticks the protective film on a bottom film material feeding roll, feeding is realized after rolling is firm, and the protective film can conveniently enter a closed cavity so as to be vacuum-stuck, and the mode can keep the protective film in a flat-paved state, is convenient for adjusting the position of sticking the protective film and improves the sticking precision of the protective film; and finally, cutting by the cutting assembly, and reserving the bottom film and the protective film on the touch screen together, so that the touch screen is convenient and quick.
Adopt above-mentioned technical scheme's touch-sensitive screen protective film sticking film machine's advantage is:
1. the vacuum film sticking device is provided with the closed containing cavities, and carries out film sticking assembly tasks in the containing cavities, so that dust can be prevented from entering the vacuum film sticking device, and bubbles can be prevented from being generated when the vacuum film sticking device is vacuumized; the side blocking component is arranged to block the upper turnover plate, so that the rigidity is improved, and the sealing performance of the sealed cavity is improved; the side part is sealed by arranging a sealing mechanism, so that the sealing can be realized while the feeding of the protective film is not interfered; inside can be observed to the side of airtight frame, the position of accessible adjusting part adjustment protecting film to the position of adaptation touch-sensitive screen improves the equipment precision.
2. The protective film feeding device improves the feeding efficiency of the protective film by adopting a feeding mode of sticking the protective film on a continuous bottom film, the protective film moving and sticking mechanism intermittently moves and sticks the protective film on a bottom film feeding roll, feeding is realized after firm rolling, and the protective film can conveniently enter a closed cavity so as to carry out vacuum sticking, and the mode can keep the tiled state of the protective film, is convenient for adjusting the position of the sticking film and improves the sticking precision of the protective film; and finally, cutting by the cutting assembly, and reserving the bottom film and the protective film on the touch screen together, so that the touch screen is convenient and quick.
3. The film stripping device strips the film by adopting a sticking stripping mode, and after the release paper is stuck by the adhesive tape, the double-acting air cylinder drives the roller to horizontally move to strip the film; the adhesive tape is wound on the roller, the arc-shaped edge of the roller can be better close to the edge of the release paper, the reliable contact with the release paper is realized, and the adhesive tape can be stably peeled along the tangential direction of the arc-shaped edge of the roller; the stripped release paper is stuck on the adhesive tape, so that continuous blanking is realized, and the film stripping efficiency is improved.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is an exploded view of the vacuum film laminating apparatus.
FIG. 3 is a block diagram of a touch screen positioning assembly.
Fig. 4 is an exploded view of the lower die cavity assembly.
Fig. 5 is a structural view of the film pressing mechanism.
Fig. 6 is an exploded view of a protective film feeding device.
Fig. 7 is an exploded view of the protective film transfer mechanism.
Fig. 8 is a block diagram of a hold-down assembly.
Fig. 9 is a structural view of the film peeling device.
Fig. 10 is a schematic view of a film.
Detailed Description
As shown in fig. 1-10, a touch screen protective film laminator comprises a frame 1, and a touch screen feeding device 2, a vacuum laminating device 3, a protective film feeding device 4, a touch screen feeding and carrying device 5, a film peeling device 6, a blanking and carrying device 7 and a blanking device 8 which are mounted on the frame 1; be provided with portal frame 9 in frame 1, touch-sensitive screen material loading handling device 5, shell membrane device 6, unloading handling device 7 all fix on the portal frame, touch-sensitive screen material loading attachment 2 and unloader 8 are in same straight line, lie in between touch-sensitive screen material loading attachment 2 and the unloader 8 during protective film material feeding device 4 material loading, vacuum pad pasting device 3 is in protective film material feeding device 4's middle part, shell membrane device 6 and lie in vacuum pad pasting device 3's top, unloading handling device 7 links up protective film material feeding device 4 discharge end and unloader 8.
The touch screen loading and carrying device 5 is used for carrying the touch screen from the touch screen loading device 2 to the vacuum film sticking device 3, the protective film feeding device 4 is used for feeding the protective film, the vacuum film sticking device 3 is used for sticking the film between the touch screen and the protective film, and the film stripping device 6 is used for tearing off the base film on the protective film; the blanking conveying device 7 is used for conveying the pasted touch screen from the protective film feeding device 4 to the blanking device 8. The protective film feeding device 4 is a protective film feeding device.
As shown in fig. 10, for the film attaching process under the touch screen, a protective film 400 is attached under the touch screen 100, the protective film 400 is composed of an upper release paper layer 300 and a lower adhesive layer 200, the adhesive layer 200 is attached to a bottom film 500 in advance, the release paper layer 300 is removed and then attached under the touch screen 100, and finally the bottom film 500 is cut to achieve attachment.
As shown in fig. 2, the vacuum film pasting apparatus 3 includes a base 31, a rotating shaft 32, an upper turning plate 33, a touch screen positioning assembly 34, a lower mold cavity assembly 35, a first jacking module 36, a second jacking module 37, an adjusting assembly 38, and a side stop assembly 39; the base 31 is fixed on the frame, the rotating shaft 32 is hinged on the base 31, the base 31 is provided with a speed reducing motor, the output shaft of the speed reducing motor is connected with the rotating shaft 32, and the upper turnover plate 33 is fixed on the rotating shaft 32; the touch screen positioning assembly 34 is arranged on the upper turnover plate 33; the lower die cavity assembly 35 is closed, the lower end of the lower die cavity assembly 35 is connected to the adjusting plate 30 through a linear bearing, and the adjusting plate 30 is connected to the base 31 through a cross slide rail; the adjusting components 38 are mounted on the base 31, two groups of adjusting components 38 are arranged, the two groups of adjusting components 38 are vertically arranged, and the output ends of the adjusting components 38 are connected with the adjusting plate 30; the first jacking module 36 and the second jacking module 37 are installed on the base 31, the output end of the first jacking module 36 is connected with the shell of the lower die cavity assembly 35, and the output end of the second jacking module 37 is connected with the die holder 351 in the lower die cavity assembly 35; side stop members 39 are mounted on the sides of the base 31, the side stop members 39 corresponding to the sides of the upper roll-over plate 33.
As shown in fig. 3, the touch screen positioning assembly 34 includes a bottom plate 341, a mold base 342, two end clamping plates 343 and two positioning cylinders 344, the bottom plate 341 is fixed on the upper turnover plate 33, the two positioning cylinders 344 are provided, the two positioning cylinders 344 are oppositely disposed on the mold base 342, the end clamping plates 343 are mounted at the telescopic ends of the positioning cylinders 344, and two sides of the end clamping plates 343 are provided with tips corresponding to the round corners of the touch screen.
The jacking module comprises a guide frame and a cylinder, the guide frame is movably connected to the base 31 through a linear bearing, the cylinder is fixed to the base 31, the telescopic end of the cylinder is connected with the guide frame, and the guide frame serves as an output component.
As shown in fig. 4, the lower die cavity assembly 35 includes a sealing bottom plate 350, a die holder 351, a sealing frame 352, a middle plate 353, a floating plate 354, a film pressing mechanism 355 and a sealing mechanism 356; a stand column is arranged below the middle plate 353 and connected to the base 31 through a cross slide block, the middle plate is fixed in height, and the closed bottom plate 350 is movably connected to the stand column below the middle plate 353 through a linear bearing; the closed bottom plate 350 can be lifted, and the closed bottom plate 350 can be lifted and connected with the moving part of the first jacking module 36; the sealing frame 352 is fixed on the sealing bottom plate 350, rectangular through holes 3521 are formed in the two sides of the sealing frame 352, the sealing mechanism 356 is installed on the side of the sealing frame 352, and the sealing mechanism 356 corresponds to the rectangular through holes 3521; the die holder 351 is connected with the moving part of the second jacking module 37, the die holder 351 is made of soft materials, and the shape of the die holder 351 is matched with that of the touch screen; the side of the floating plate 354 is movably connected to the middle plate 353 through a sliding rail, the middle plate 353 is provided with an air cylinder, and the telescopic end of the air cylinder is connected with the floating plate 354; the film pressing mechanism 355 is arranged on the floating plate 354, and the film pressing mechanism 355 corresponds to the upper end of the die holder 351 and presses the protective film. And an air suction joint is arranged on the side of the closed frame 352 and used for vacuumizing.
As shown in fig. 5, the film pressing mechanism 355 includes a bidirectional screw module 3551, a movable mounting plate 3552, a lifting frame 3553, a pressing wheel 3554 and a film pressing cylinder 3555; the bidirectional screw module 3551 is connected to the floating plate 354, the two movable mounting plates 3552 are movably connected to the floating plate 354 through slide rails, two movable mounting plates 3552 are arranged, and the two movable mounting plates 3552 are respectively fixed to screw nuts 3556 at two ends of the bidirectional screw for transmission; the lifting frame 3553 is connected to the movable mounting plate 3552, the film pressing cylinder 3555 is mounted on the movable mounting plate 3552, the telescopic end of the film pressing cylinder 3555 is connected with the lifting frame 3553 to drive the lifting frame 3553 to move up and down, and the pressing wheel 3554 is hinged to the upper end of the lifting frame 3553.
As shown in fig. 4, the sealing mechanism 356 includes a triangular base 3561, a pressing cylinder 3562 and a sealing wheel 3563; the triangular seat 3561 is fixed on the side of the closed frame 352, the pressing cylinder 3562 is obliquely arranged on the inclined surface of the triangular seat 3561, the sealing wheel 3563 is arranged at the telescopic end of the pressing cylinder 3562, and the sealing wheel 3563 corresponds to the rectangular through hole 3521 and seals the rectangular through hole 3521.
The adjusting assembly 38 comprises a driving motor, a screw shaft, a screw nut block and a transmission connecting rod, the driving motor drives the screw shaft to rotate, so that the screw nut block moves, the transmission connecting rod is installed on the screw nut block, and the transmission connecting rod serves as a power output end.
The side blocking assemblies 39 are provided with two groups, the two groups of side blocking assemblies 39 are arranged oppositely, each side blocking assembly 39 comprises a side pushing cylinder 391 and a stop 392, the side pushing cylinders 391 are horizontally arranged on the base 31, the stop 392 is arranged at the telescopic end of the side pushing cylinders 391, the stop 392 is connected to the base 31, the stop 392 can be pushed inwards, and when the stop 392 is positioned on the inner side, the upper turnover plate 33 is blocked from the upper side.
When the vacuum film sticking device 3 works, a touch screen is placed in the touch screen positioning assembly 34 to be clamped, then the speed reduction motor drives the rotating shaft 32 to rotate, the touch screen is turned by one hundred eighty degrees, the rear side baffle assembly 39 extends inwards, then the first jacking module 36 drives the closed bottom plate 350 to ascend, the upper end of the closed frame 352 is pressed on the upper turning plate 33, and the sealing mechanism 356 presses the rectangular through hole 3521 from the side to form a closed space; then press mold mechanism 355 with the protective film pressure paste on the basement membrane, at last inside evacuation, second jacking module 37 rises, drives the die holder 351 and rises, pastes the protective film after will shelling the membrane on the touch-sensitive screen.
The vacuum film sticking device 3 solves the problems that the protective film has bubbles and is low in quality, and can prevent dust from entering by arranging a closed containing cavity and performing a film sticking assembly task in the containing cavity and prevent bubbles from being generated during film sticking when the protective film is pumped into a vacuum state; the upper turnover plate 33 is blocked by the side blocking component 39, so that the rigidity is improved, and the sealing performance of the sealed cavity is improved; the side part is sealed by arranging a sealing mechanism 356, so that sealing can be realized while feeding of the protective film is not interfered; the inside can be observed to the side of airtight frame, and accessible adjusting part 38 adjusts the position of protective film to the position of adaptation touch-sensitive screen improves the equipment precision.
As shown in FIG. 6, a protective film feeding apparatus comprises a side plate 41, a base film feeding roll 42, a base film receiving roll 43, a protective film transfer mechanism 48, and a cutting unit 46; the bottom film feeding roll 42 and the bottom film receiving roll 43 are used for feeding the bottom film, a guide roller 411 is arranged on the side plate 41 for guiding, and the horizontal part of the bottom film corresponds to a pre-sticking station 401, a film sticking station 402 and a cutting station 403; a pressing assembly 47 is further arranged on the side plate 41, and the pressing assembly 47 is located behind the pre-pasting station 401; the protective film moving and sticking mechanism 48 comprises a material placing component 44 and a pre-sticking component 45; blowing subassembly 44 is installed on curb plate 41, and the subassembly 45 of pasting in advance is located the below of blowing subassembly 44, and the subassembly 45 of pasting in advance corresponds in advance to paste station 401, and pad pasting station 402 is used for the pad pasting, and cutting assembly 46 corresponds cutting station 403.
The material discharging assembly 44 is used for storing a protective film, the pre-pasting assembly 45 is used for pre-pasting the protective film on the bottom film to realize feeding, and the cutting assembly 46 is used for cutting off the protective film on the bottom film; the pressing assembly 47 is used to drive the carrier film.
As shown in fig. 7, the emptying assembly 44 comprises a material frame 441, a lateral moving cylinder 442, an adjusting plate 443, a pressing plate 444, a pressing cylinder 445, a longitudinal moving cylinder 446, a fixed suction plate 447 and a moving plate 448; the moving plate 448 is connected to the side plate 41 through a sliding rail, the material frame 441 is vertically connected to the moving plate 448, the longitudinal moving cylinder 446 is installed on the moving plate 448, and the telescopic end of the longitudinal moving cylinder 446 is connected with the material frame 441; the pressing cylinder 445 is fixed on the side plate 41, and the telescopic end of the pressing cylinder 445 is connected with the moving plate 448; the material frame 441 horizontally moves through a lateral moving cylinder 442, and the material frame 441 vertically moves through a longitudinal moving cylinder 446; the adjusting plate 443 is installed in the material frame 441 through an adjusting screw, and the position of the protective film is limited by the adjusting plate 443; the pressing plate 444 is arranged at the telescopic end of the pressing cylinder 445, the pressing cylinder 445 is fixed on the side of the material frame 441, the pressing plate 444 is located in the material frame 441, and the pressing plate 444 presses the protection films stacked in the material frame 441; the fixed suction plate 447 is mounted on the side plate 41, the fixed suction plate 447 corresponds to the side of the material frame 441, and the fixed suction plate 447 is provided with a suction hole.
As shown in fig. 7, the pre-pasting assembly 45 comprises a supporting plate 451, a roller 452, a two-degree-of-freedom moving module 453, a transfer plate 454, a middle rotating shaft 455, a gear rack assembly 456 and a turning cylinder 457; a method of placing the carrier film 451 on the carrier film, in which a two-degree-of-freedom movement module 453 is installed below the carrier film 451, a roller 452 is installed at an output end of the two-degree-of-freedom movement module 453, and the roller 452 presses the carrier film against the carrier film 451; the transfer board 454 is installed on the middle rotating shaft 455, the transfer board 454 is provided with an air suction hole, the middle rotating shaft 455 is hinged to the side of the supporting plate 451, the turning cylinder 457 is installed on the side of the supporting plate 451, and the telescopic end of the turning cylinder 457 is connected with the middle rotating shaft 455 through the gear rack assembly 456. The two-degree-of-freedom movement module 453 drives the roller 452 to move horizontally and vertically, the roller 452 moves downward to press the protective film, and the roller 452 moves back and forth to roll the protective film on the base film.
When the protective film moving and sticking mechanism 48 works, the side moving cylinder 442 drives the material frame 441 to move to the fixed suction plate 447, and the protective film is sucked and taken out by the fixed suction plate 447; then the transport board 454 absorbs the protective film, the fixed absorbing board 447 is loosened, the turnover air cylinder 457 drives the transport board 454 to rotate ninety degrees through the transmission of the gear rack component 456, the protective film is adhered to the bottom film, and the rolling is realized by the roller 452.
The protective film moving and sticking mechanism 48 solves the problems of low efficiency and uneven quality of protective film moving and sticking, the protective film moving and sticking are carried out in a mode of sequentially transferring in midway, the protective film taking mode of the material discharging assembly 44 is more stable and reliable, the pre-sticking assembly 45 swings to realize feeding and pre-sticking of the protective film, and the swinging mode is more efficient; the whole complex and time-consuming carrying track is divided into two steps, so that the efficiency can be further improved; after the paste is removed, the paste is firmly pressed by the roller 452.
The cutting assembly 46 comprises a guide seat 461, a cutting cylinder 462 and an annular cutter 463; guide 461 is fixed on the frame, cutting cylinder 462 is installed on guide 461, annular cutter 463 is connected on guide 461, the flexible end of cutting cylinder 462 is connected with annular cutter 463, the upper end of guide 461 is opened with the rectangular hole, annular cutter 463 matches with the touch screen outer fringe.
As shown in fig. 8, the pressing assembly 47 includes a mounting frame 471, a driving roller 472, a driven roller 473, a feeding motor 474 and a clamping cylinder 475; the driving roller 472 is hinged to the mounting frame 471, the driven roller 473 is connected to the clamping cylinder 475, the clamping cylinder 475 is arranged at the upper end of the mounting frame 471, the base membrane is clamped between the driving roller 472 and the driven roller 473, and the output end of the feeding motor 474 drives the driving roller 472 to rotate through the synchronous belt.
When the protective film feeding device works, the driving roller 472 and the driven roller 473 of the pressing assembly 47 clamp the bottom film, and the clamped feeding motor 474 drives the bottom film to feed; taking out the protective film from the discharging assembly 44, sucking the protective film by the pre-sticking assembly 45, and then rotating for a certain angle to stick the protective film to the bottom film; then the roller 452 rolls the protective film on the bottom film under the drive of the two-degree-of-freedom moving module 453; the protective film is pasted on the bottom film to realize feeding.
A protective film feeding device solves the problem of difficult feeding of protective films in a closed space, the feeding efficiency of the protective films is improved by adopting a feeding mode of adhering the protective films on a continuous bottom film, a protective film moving and adhering mechanism 48 intermittently moves and adheres the protective films on a bottom film feeding material roll 42, feeding is realized after rolling is firm, the protective films can conveniently enter a closed cavity, so that vacuum adhesion is realized, the mode can keep the tiled state of the protective films, the position of the adhesive films is convenient to adjust, and the adhering precision of the protective films is improved; finally, the base film and the protective film are left on the touch screen together by cutting through the cutting assembly 46, so that the touch screen is convenient and quick.
The touch screen loading and carrying device 5 and the blanking and carrying device 7 are similar in structure and comprise a two-axis carrying mechanism and a sucker assembly arranged at the tail end of the motion.
As shown in fig. 9, the film peeling device 6 includes a first moving module, a second moving module, a mounting seat 61, a receiving bucket 62, a receiving motor 63, a discharging bucket 64, a clamping assembly 65, a double-acting cylinder 66, a moving seat 67 and a roller 68; the first moving module is horizontally arranged, the second moving module is vertically arranged at the output part of the first moving module, and the mounting seat 61 is arranged at the output part of the second moving module; the receiving barrel 62 and the discharging barrel 64 are both hinged on the mounting seat 61, the receiving motor 63 is fixed on the mounting seat 61, and the output shaft of the receiving motor 63 is connected with the rotating shaft of the receiving barrel 62; the receiving barrel 62 and the discharging barrel 64 are provided with single-sided adhesive tapes, the mounting seat 61 is also provided with a plurality of guide rods 69, and the guide rods 69 guide the movement of the adhesive tapes; the clamping assembly 65 is arranged on the mounting base 61, and the clamping assembly 65 corresponds to the adhesive tape at the discharge end of the discharging barrel 64; the double-acting cylinder 66 is arranged below the mounting seat 61, the moving seat 67 is arranged at the moving end of the double-acting cylinder 66, and the roller 68 is connected in the moving seat 67; the number of the rollers 68 is two, the adhesive tape is wound in an S shape in the two rollers, and the lower end of the adhesive tape is an adhesive layer.
The clamping assembly 65 comprises a fixed plate 651, a movable plate 652 and a transverse pushing cylinder 653; the horizontal pushing cylinder 653 is horizontally arranged on the mounting base 61, the movable plate 652 is arranged at the telescopic end of the horizontal pushing cylinder 653, the fixed plate 651 is arranged on the mounting base 61, and the fixed plate 651 and the movable plate 652 correspond to each other to clamp the adhesive tape between the fixed plate 651 and the movable plate 652.
When the film stripping device 6 works, the first moving module and the second moving module jointly act to drive the roller 68 to reach a station to be stripped, the clamping assembly 65 clamps the gummed paper at the discharge end, the lower surface of the adhesive tape is in contact with the edge of the release paper of the protective film, and then the double-acting air cylinder 66 drives the moving seat 67 to move to slowly strip the release paper; then the clamping assembly 65 is loosened, the material receiving motor 63 drives the material receiving barrel 62 to rotate, and the adhesive tape adhered with the release paper is collected actually.
The film stripping device 6 solves the problem of difficult operation of stripping the protective film, the film stripping is carried out by adopting a sticking stripping mode, after the release paper is stuck by the adhesive tape, the double-acting air cylinder 66 drives the roller to move horizontally to realize the film stripping, and compared with clamping, sucking and other modes, the film stripping device has the advantages of low positioning requirement and strong adaptability; the adhesive tape is wound on the roller 68, the arc-shaped edge of the roller can be better close to the edge of the release paper, the reliable contact with the release paper is realized, and the adhesive tape can be stably peeled along the tangential direction of the arc-shaped edge of the roller; the stripped release paper is stuck on the adhesive tape, so that continuous blanking is realized, and the film stripping efficiency is improved.
A touch screen protective film pasting method comprises the following steps of:
s1 touch screen feeding: the touch screen is fed by the touch screen feeding device 2, sucked by the touch screen feeding and carrying device 5 and carried to the touch screen positioning assembly 34 for clamping and positioning;
s2 protective film feeding: the driving roller 472 and the driven roller 473 of the pressing assembly 47 clamp the bottom film, and the clamping rear feeding motor 474 drives the bottom film to feed; taking out the protective film from the discharging assembly 44, sucking the protective film by the pre-sticking assembly 45, and then rotating for a certain angle to stick the protective film to the bottom film; then the roller 452 rolls the protective film on the bottom film under the drive of the two-degree-of-freedom moving module 453; the protective film is pasted on the bottom film to realize feeding;
s3 stripping protective films: the first moving module and the second moving module jointly act to drive the roller 68 to reach a station to be torn, the clamping assembly 65 clamps the adhesive paper at the discharge end, the lower surface of the adhesive tape is in contact with the edge of the release paper of the protective film, and then the double-acting air cylinder 66 drives the moving seat 67 to move to slowly strip the release paper; then the clamping assembly 65 is loosened, the material receiving motor 63 drives the material receiving barrel 62 to rotate, and the adhesive tape stuck with the release paper is collected;
s4 pasting a protective film: the speed reducing motor drives the rotating shaft 32 to rotate, the touch screen is turned by one hundred eighty degrees, the rear side baffle assembly 39 extends inwards, the first jacking module 36 drives the closed bottom plate 350 to ascend, the upper end of the closed frame 352 is pressed on the upper turning plate 33, and the sealing mechanism 356 presses the rectangular through hole 3521 from the side to form a closed space; then the film pressing mechanism 355 presses the protective film on the bottom film, finally the interior is vacuumized, the second jacking module 37 ascends to drive the die holder 351 to ascend, and the protective film stripped is stuck on the touch screen;
s5 blanking of the touch screen: the blanking conveying device 7 sucks the touch screen, the cutting assembly 46 is cut upwards, and the blanking conveying device 7 conveys the touch screen subjected to film sticking to the blanking device 8 to complete blanking.
Claims (8)
1. A protective film feeding device is characterized by comprising a side plate (41), a bottom film feeding roll (42), a bottom film receiving roll (43), a protective film transferring mechanism (48) and a cutting assembly (46); the bottom film feeding roll (42) and the bottom film receiving roll (43) are used for feeding the bottom film, a guide roll (411) is arranged on the side plate (41) for guiding, and the horizontal part of the bottom film corresponds to a pre-sticking station (401), a sticking station (402) and a cutting station (403); a pressing component (47) is further arranged on the side plate (41), and the pressing component (47) is located behind the pre-pasting station (401); the protective film moving and sticking mechanism (48) comprises a discharging assembly (44) and a pre-sticking assembly (45); the feeding assembly (44) is mounted on the side plate (41), the pre-pasting assembly (45) is located below the feeding assembly (44), the pre-pasting assembly (45) corresponds to the pre-pasting station (401), the film pasting station (402) is used for pasting films, and the cutting assembly (46) corresponds to the cutting station (403);
the feeding assembly (44) is used for storing a protective film, the pre-pasting assembly (45) is used for pre-pasting the protective film on the bottom film to realize feeding, and the cutting assembly (46) is used for cutting off the protective film on the bottom film; a pressing assembly (47) is used to drive the carrier film.
2. The pellicle feeding apparatus of claim 1, wherein the cutting assembly (46) comprises a guide (461), a cutting cylinder (462) and an annular cutter (463); guide holder (461) is fixed in the frame, cuts cylinder (462) and installs on guide holder (461), and annular cutter (463) are connected on guide holder (461), and the flexible end that cuts cylinder (462) is connected with annular cutter (463), and the upper end of guide holder (461) is opened has the rectangular hole, and annular cutter (463) and touch-sensitive screen outer fringe phase-match.
3. The protective film feeding device according to claim 1, wherein the pressing assembly (47) comprises a mounting frame (471), a driving roller (472), a driven roller (473), a feeding motor (474) and a clamping cylinder (475); the driving rolling shaft (472) is hinged to the mounting frame (471), the driven rolling shaft (473) is connected to the clamping cylinder (475), the clamping cylinder (475) is arranged at the upper end of the mounting frame (471), the base film is clamped between the driving rolling shaft (472) and the driven rolling shaft (473), and the output end of the feeding motor (474) drives the driving rolling shaft (472) to rotate through the synchronous belt.
4. The protective film feeding device according to claim 1, wherein the discharging assembly (44) comprises a material frame (441), a lateral moving cylinder (442), an adjusting plate (443), a pressing plate (444), a pressing cylinder (445), a longitudinal moving cylinder (446), a fixed suction plate (447) and a moving plate (448); the moving plate (448) is connected to the side plate (41) through a sliding rail, the material frame (441) is vertically connected to the moving plate (448), the longitudinal moving cylinder (446) is installed on the moving plate (448), and the telescopic end of the longitudinal moving cylinder (446) is connected with the material frame (441); the pressing cylinder (445) is fixed on the side plate (41), and the telescopic end of the pressing cylinder (445) is connected with the moving plate (448); the adjusting plate (443) is installed in the material frame (441) through an adjusting screw; the pressing plate (444) is arranged at the telescopic end of the pressing cylinder (445), the pressing cylinder (445) is fixed on the side of the material frame (441), the pressing plate (444) is positioned in the material frame (441), and the pressing plate (444) presses the protective films stacked in the material frame (441); the fixed suction plate (447) is arranged on the side plate (41), the fixed suction plate (447) corresponds to the side of the material frame (441), and the fixed suction plate (447) is provided with a suction hole.
5. The protective film feeding device according to claim 1, wherein the pre-pasting assembly (45) comprises a supporting plate (451), a roller (452), a two-degree-of-freedom moving module (453), a transfer plate (454), a middle rotating shaft (455), a rack and pinion assembly (456) and a turning cylinder (457); a method of placing a carrier film (451) on a carrier film, wherein a two-degree-of-freedom movement module (453) is installed below the carrier film (451), a roller (452) is installed at an output end of the two-degree-of-freedom movement module (453), and the roller (452) presses the carrier film against the carrier film (451); the transfer plate (454) is installed on the middle rotating shaft (455), the transfer plate (454) is provided with an air suction hole, the middle rotating shaft (455) is hinged to the side of the supporting plate (451), the turnover cylinder (457) is installed on the side of the supporting plate (451), and the telescopic end of the turnover cylinder (457) is connected with the middle rotating shaft (455) through a gear rack assembly (456); the two-degree-of-freedom moving module (453) drives the roller (452) to move horizontally and vertically, the roller (452) moves downwards to press the protective film, and the roller (452) moves back and forth to roll the protective film on the base film.
6. A protective film feeding method is characterized in that a lateral movement air cylinder (442) drives a material frame (441) to move to a fixed suction plate (447), and the protective film is sucked and taken out by the fixed suction plate (447); then transport board (454) and hold the protective film, fixed suction plate (447) unclamp, upset cylinder (457) pass through gear rack subassembly (456) transmission drive transport board (454) and rotate ninety degrees, paste the protective film on the basement membrane, realize the roll extrusion by roller (452).
7. A touch screen protective film laminator is characterized by comprising a rack (1), and a touch screen feeding device (2), a vacuum laminating device (3), a protective film feeding device (4), a touch screen feeding and carrying device (5), a film peeling device (6), a discharging and carrying device (7) and a discharging device (8) which are arranged on the rack (1); a portal frame (9) is arranged on the rack (1), the touch screen feeding and carrying device (5), the film peeling device (6) and the blanking carrying device (7) are all fixed on the portal frame, the touch screen feeding device (2) and the blanking device (8) are positioned on the same straight line, the protective film feeding device (4) is positioned between the touch screen feeding device (2) and the blanking device (8) during feeding, the vacuum film sticking device (3) is positioned in the middle of the protective film feeding device (4), the film peeling device (6) is positioned above the vacuum film sticking device (3), and the blanking carrying device (7) is connected with the discharge end of the protective film feeding device (4) and the blanking device (8); the protective film feeding device (4) is as claimed in claim 1.
8. The touch screen protective film laminator according to claim 7, wherein the touch screen loading and carrying device (5) is used for carrying a touch screen from the touch screen loading device (2) to the vacuum laminator (3), the protective film feeding device (4) is used for feeding a protective film, the vacuum laminator (3) is used for laminating a film between the touch screen and the protective film, and the film stripping device (6) is used for tearing off a bottom film on the protective film; and the blanking conveying device (7) is used for conveying the pasted touch screen from the protective film feeding device (4) to the blanking device (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011154457.XA CN112477095A (en) | 2020-10-26 | 2020-10-26 | Protective film feeding device and feeding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011154457.XA CN112477095A (en) | 2020-10-26 | 2020-10-26 | Protective film feeding device and feeding method |
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| Publication Number | Publication Date |
|---|---|
| CN112477095A true CN112477095A (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011154457.XA Withdrawn CN112477095A (en) | 2020-10-26 | 2020-10-26 | Protective film feeding device and feeding method |
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| CN (1) | CN112477095A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114292602A (en) * | 2021-12-27 | 2022-04-08 | 苏州普耀光电材料有限公司 | Explosion-proof membrane and method for reducing raindrops on membrane surface of explosion-proof membrane |
| CN114347163A (en) * | 2022-02-14 | 2022-04-15 | 歌尔股份有限公司 | Punching die and film sticking equipment |
| CN115602860A (en) * | 2022-12-12 | 2023-01-13 | 山东华滋自动化技术股份有限公司（Cn） | Membrane electrode gasket laminating equipment and laminating process thereof |
-
2020
- 2020-10-26 CN CN202011154457.XA patent/CN112477095A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114292602A (en) * | 2021-12-27 | 2022-04-08 | 苏州普耀光电材料有限公司 | Explosion-proof membrane and method for reducing raindrops on membrane surface of explosion-proof membrane |
| CN114347163A (en) * | 2022-02-14 | 2022-04-15 | 歌尔股份有限公司 | Punching die and film sticking equipment |
| CN115602860A (en) * | 2022-12-12 | 2023-01-13 | 山东华滋自动化技术股份有限公司（Cn） | Membrane electrode gasket laminating equipment and laminating process thereof |
| CN115602860B (en) * | 2022-12-12 | 2023-03-10 | 山东华滋自动化技术股份有限公司 | Membrane electrode gasket laminating equipment and laminating process thereof |
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Application publication date: 20210312 |
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