CN215849627U

CN215849627U - Vacuum film sticking machine

Info

Publication number: CN215849627U
Application number: CN202121653405.7U
Authority: CN
Inventors: 刘桃锋; 郭军文; 田青
Original assignee: Shenzhen Aolaikesi Automation Machine Co ltd
Current assignee: Shenzhen Aolaikesi Automation Machine Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-02-18
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a vacuum film sticking machine, which comprises a machine shell and an upper cover, wherein the machine shell is provided with an accommodating chamber for placing a film piece to be stuck, and the vacuum film sticking machine also comprises: the flexible sealing layer is laid at the opening of the accommodating chamber to enable the accommodating chamber to be in a sealing state; the pressing piece is movably connected with the shell/the upper cover and used for fixing the flexible sealing layer at the opening of the accommodating chamber; and the vacuumizing device is communicated with the accommodating chamber and is used for vacuumizing the accommodating chamber. According to the utility model, through the arrangement, a plurality of steps in film pasting in the prior art are integrated, and through the arrangement of the flexible sealing piece, a sealed environment can be formed in the accommodating cavity, the vacuumizing operation is convenient, the film can be tightly pressed under the vacuum action, an additionally arranged pressing device is replaced, the film pasting effect is good, the operation is simple and convenient, the device structure is simple, the cost is lower, and the device is suitable for popularization.

Description

Vacuum film sticking machine

Technical Field

The utility model relates to the technical field of film sticking equipment, in particular to a vacuum film sticking machine.

Background

Electronic equipment such as mobile phones and flat panels are increasingly popular in the current life, and even many people can meet the requirements of life or work by using a plurality of mobile phones at the same time. Meanwhile, the demand of the protective film as an accessory consumable increases, even professional sticking films can work as one door, and the sticking film industry is seen to be a large consumer group.

However, most of the film pasting operations in the market still remain in the manual operation degree, the speed and the quality of film pasting results are limited by the proficiency degree of the film pasting operations, and the influence factors are more, so that the film pasting quality is not stable enough.

In view of the above, reference 1 discloses an automatic device for attaching a mobile phone protective film, which automatically completes the whole processes of feeding a mobile phone to be attached with a film, cleaning the mobile phone screen to be attached with the film, dispensing and attaching the film to be attached with the mobile phone screen to be attached with the film, rapidly curing UV glue under the mobile phone film to be attached with the film, and discharging the attached mobile phone film by setting an automatic feeding and discharging mechanism, an automatic screen dust removal cleaning device, an automatic dispensing and film attaching assembly, and an automatic curing device, thereby achieving the purpose of automatically attaching the protective film to a 3D mobile phone in the whole process, improving the film attaching efficiency, and ensuring the consistency of the film attaching effect.

However, it is obvious that the above scheme has the disadvantages of large overall equipment volume, complicated operation and high investment cost, and is difficult to be accepted by operators in practical application. Therefore, on the basis, technicians find that the protective film can be manually and preliminarily attached to the mobile phone screen for positioning operation, the operation technology is not high in requirement and easy to realize, the size and the cost of equipment can be remarkably reduced, and only bubbles between the initially positioned and attached protective film and the mobile phone screen need to be treated.

Therefore, reference 2 discloses an automatic vacuum film laminating all-in-one machine, which inflates a film laminating mechanism while vacuumizing a clamping space, so that the air pressure in the film laminating mechanism is greater than the air pressure in the clamping space, the film laminating mechanism inflates more easily, the film laminating mechanism can attach a film sheet to a mobile device more easily and accurately, and the film laminating quality is ensured.

Another reference 3 proposes a full-curved surface vacuumizing screen-pasting, defoaming and curing all-in-one machine, and specifically discloses that a heating plate is arranged for heating to soften the hot melt adhesive on the 3D curved surface glass toughening film, then a vacuum pump is used for vacuumizing the laminating cavity, then a cylinder is used for driving a pressing plate to press the mobile phone to laminate the 3D curved surface glass toughening film on the mobile phone, and finally, the laminating cavity is inflated and pressurized, and the pressure is maintained for a period of time to remove bubbles.

The schemes of

reference documents

2 and 3 are that vacuum equipment is used for vacuumizing a region where film pasting is performed, so that gas between a protective film and a mobile phone screen conveniently escapes during film pasting, the protective film is pressed on the mobile phone screen through driving equipment such as supercharging equipment or a cylinder, and finally the film pasting process is completed after pressure maintaining for a period of time.

However, the whole film pasting process still needs at least a plurality of steps of vacuumizing treatment, pressurizing and pasting and pressure maintaining and pasting, the process is complex, the control is not easy, more equipment is needed, and the cost is higher. On the basis, the applicant further improves and provides a vacuum film sticking machine.

Reference 1: the application publication number is CN 112339261A;

reference 2: the application publication number is CN 111497210A;

reference 3: chinese utility model patent document No. CN 213108593U.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of complex film pasting operation and high cost in the prior art, the utility model provides a vacuum film pasting machine.

The technical scheme adopted by the utility model is that the vacuum film sticking machine comprises a machine shell and an upper cover, wherein the machine shell is provided with an accommodating chamber for accommodating a film piece to be stuck, and the vacuum film sticking machine also comprises:

the flexible sealing layer is laid at the opening of the accommodating chamber to enable the accommodating chamber to be in a sealing state;

the pressing piece is movably connected with the shell/the upper cover and used for fixing the flexible sealing layer at the opening of the accommodating chamber;

and the vacuumizing device is communicated with the accommodating chamber and is used for vacuumizing the accommodating chamber.

Preferably, the accommodating chamber is a cavity with an open top surface, and a supporting structure for placing the piece to be laminated is arranged in the accommodating chamber.

Preferably, the support structure is one or more and is in a column shape, a strip shape or a block shape.

Preferably, the pressing piece is rotatably connected to the top of the machine shell, and the pressing piece is in a frame shape matched with the shape of the opening of the accommodating chamber.

Preferably, the vacuum pumping device is arranged at the bottom of the casing, and an air pumping hole matched with the vacuum pumping device is formed in the accommodating cavity.

Preferably, the light curing device is arranged corresponding to the accommodating cavity.

Preferably, the upper cover with the casing rotates to be connected, the photocuring device be the UV lamp plate and fixed set up in on the upper cover.

Preferably, the upper cover is provided with an installation layer, the bottom of the installation layer is provided with an irradiation opening, and the light curing device is fixed in the installation layer and is opposite to the irradiation opening.

Preferably, the casing is provided with a proximity switch, and the upper cover is buckled on the casing and is abutted against the proximity switch.

Preferably, a sealing element in sealing fit with the flexible sealing layer is arranged at the opening of the accommodating chamber.

Compared with the prior art, the utility model has the following beneficial effects:

1. the film pasting method has the advantages that multiple steps in film pasting in the prior art are integrated, operation procedures are reduced, the accommodating cavity can form a sealed environment through the arrangement of the flexible sealing piece, vacuumizing operation is facilitated, the film can be tightly pressed under the action of vacuum, extra pressure equipment is replaced, and the overall structure is simplified;

2. the flexible sealing layer has the deformation capacity and the sealing effect, so that when the film pasting operation is carried out, only the vacuum pumping treatment of the accommodating cavity needs to be kept, the operation is single, the pressure between the protective film and the screen can be adjusted by adjusting the vacuum degree, the film pasting requirements of different sizes and different shapes can be met, particularly, the flexible sealing layer can be automatically pasted on the protective film and the screen under the vacuum action, the adaptability to different shapes is high, and particularly, the pasting effect is excellent for a curved screen or other irregular screens;

3. the light-cured lamp panel is arranged, so that the protective film can be cured, and the stability of the film pasting effect is guaranteed;

4. the vacuum degree, the pressure maintaining time and the illumination time can be set and adjusted, the whole equipment is small in size, and the cost is low.

Drawings

The utility model is described in detail below with reference to examples and figures, in which:

FIG. 1 is an isometric view of a vacuum laminator of this embodiment;

FIG. 2 is an exploded view of the structure of FIG. 1;

FIG. 3 is an exploded view of the structure of FIG. 1 with the flexible sealing layer omitted;

FIG. 4 is a schematic view of the structure of the enclosure and the seal;

FIG. 5 is a schematic structural diagram of a UV lamp panel mounted on the upper cover;

fig. 6 is a perspective sectional view of the upper cover.

1. A housing; 2. an upper cover; 3. a mobile device; 4. an accommodating chamber; 5. a flexible sealing layer; 6. a UV lamp panel; 7. a compression member; 8. a support structure; 9. a seal member; 10. an air exhaust hole; 11. a proximity switch; 12. a heat radiation fan; 13. and (4) transparent glass.

Detailed Description

Embodiment 1, a vacuum film sticking machine, as shown in fig. 1-3, includes a casing 1 and an upper cover 2, where the casing 1 is formed with an accommodating chamber 4 for accommodating a film to be stuck, and further includes:

the flexible sealing layer 5 is laid at the opening of the accommodating chamber 4 to enable the accommodating chamber 4 to be in a sealing state;

the pressing piece 7 is movably connected with the machine shell 1/the upper cover 2 and is used for fixing the flexible sealing layer 5 at the opening of the accommodating chamber 4;

and the vacuumizing device is communicated with the accommodating chamber 4 and is used for vacuumizing the accommodating chamber 4.

Specifically, the accommodating chamber 4 is formed by recessing the top surface of the casing 1, that is, the accommodating chamber 4 is a cavity with an opening on the top surface, a supporting structure 8 for placing the film to be attached is arranged in the accommodating chamber 4, and the supporting structure 8 is one or more columnar supporting structures 8, or strip-shaped supporting structures 8, or block-shaped supporting structures 8, so that the mobile devices 3 such as mobile phones and computers can be stably placed in the accommodating chamber 4.

Of course, in another embodiment, the supporting structure 8 may not be disposed in the accommodating chamber 4, and the mobile device 3 may be directly placed in the accommodating chamber 4.

The same thing is that the vacuum-pumping devices in the casing 1 are all placed at the lower part of the casing 1, and are located below the accommodating chamber 4, and an air-extracting hole 10 is opened in the accommodating chamber 4 for communicating with an air pipe of the vacuum-pumping device, when the vacuum-pumping device is started, the vacuum-pumping treatment can be performed in the accommodating chamber 4, so as to form a negative pressure environment. Therefore, when the support structure 8 is not provided, the position of the suction hole 10 should be displaced from the region where the mobile device 3 is placed, so as to prevent the suction hole 10 from being blocked.

The vacuum pumping equipment adopts a vacuum pump or other equipment capable of achieving the vacuum pumping effect.

The flexible sealing layer 5 is made of a film made of an air-impermeable material with elastic deformation capacity in the embodiment, and a detachable roller shaft is arranged on one side of the machine shell 1, and a roll of the flexible sealing layer 5 is wound on the roller shaft. When the vacuumizing operation is carried out, the mobile equipment 3 which is preliminarily pasted with the protective film is placed in the accommodating chamber 4, the flexible sealing layer 5 is laid at the opening of the accommodating chamber 4, and the accommodating chamber 4 is in a sealing state at the moment. In another embodiment, the flexible sealing layer is not necessarily laid at the opening of the accommodating chamber 4, but may be laid inside the accommodating chamber, as long as the flexible sealing layer covers the mobile device and then can form a sealed space with the accommodating chamber.

As shown in fig. 2 to 4, in order to fix the flexible sealing layer 5, a sealing member 9, which is in sealing fit with the flexible sealing layer 5, may be provided at the opening of the accommodating chamber 4. Meanwhile, the pressing piece 7 is rotatably connected to the top surface of the machine shell 1 through a hinge, and when the pressing piece 7 is turned downwards, the pressing piece 7 presses the flexible sealing layer 5 on the sealing piece 9. For stability, the pressing member 7 has a frame-shaped structure matching the shape of the opening of the accommodating chamber and is made of an antirust metal.

In another embodiment, a fastening pressing piece 7 is further disposed on a side of the pressing piece 7 opposite to the hinge, and is matched with the casing 1 to realize fastening fixation, so as to further improve the pressing fixation effect on the flexible sealing layer 5. Of course, the snap-in fastener 7 can also be in other connection forms with equivalent effect.

After compressing tightly 7 and pushing down, can start evacuation equipment and carry out evacuation processing to accommodation chamber 4, under the vacuum effect, flexible sealing layer 5 hugs closely in the protection film surface to compress tightly the protection film and laminate on the screen, accomplish the attached process of protection film. The flexible sealing layer can detect its state and judge after using, when judging that it is no longer fit for used repeatedly, can pull out one section with it by the manual work, also can be provided with the live-rollers relative with the roller in one side of casing, realizes coiling automatically through power equipment to realize the timely change of flexible sealing layer, reduce the process of artifical change. Of course, the state of the flexible sealing layer in this embodiment is mainly determined by an operator, and in another embodiment, the state of the flexible sealing layer may be automatically determined by installing a sensor or an image forming device on the housing for comparison and analysis.

In order to further improve the stability of the film, as shown in fig. 3-6, a light curing device is further fixed in the upper cover 2, and the light curing device is disposed corresponding to the position of the accommodating chamber 4, that is, when the upper cover 2 covers the housing 1, the light curing device is opposite to the accommodating chamber 4. In this embodiment, light curing device is for installing in the UV lamp plate 6 of 2 inner faces of upper cover, and the glue that the protection film adopted is the UV glue that corresponds with UV lamp plate 6. During specific installation, set up the mounting layer in upper cover 2, open the bottom on mounting layer has the opening of shining, shines the opening part and installs transparent glass 13, and UV lamp plate 6 is then fixed in the mounting layer and just to shining the opening, and the while is in the heat dispersion consideration, still installs radiator fan 12 in the mounting layer, and radiator fan 12 is facing to the fixed setting of UV lamp plate 6.

Proximity switch 11 is installed at the top of casing 1, and when upper cover 2 closed, proximity switch 11 was triggered, and its automatic control UV lamp plate 6 opened to after shining for a fixed duration self-closing, accomplish the curing operation so far.

In another embodiment, the light curing device may also be other curing devices, such as a curing device with a heating function, and correspondingly, the glue used for the protective film is also a heat-sensitive glue.

On the basis, in order to improve the automation degree of the whole equipment, in another embodiment, the casing 1 is further provided with a pressure vacuum gauge and a PLC control system, the vacuum degree and the vacuum time of the vacuum pumping can be set, the casing 1 is provided with an operation button for starting/stopping, and after the vacuum pumping equipment is started, the equipment is changed or kept for a specified time according to the set vacuum degree and automatically stopped after the time is reached.

Embodiment 2, a vacuum film pasting method, comprising the steps of:

forming an accommodating chamber 4 with at least one side opened, and placing a piece to be film-pasted in the accommodating chamber 4, wherein the film is positioned in the area to be film-pasted of the piece to be film-pasted;

laying a layer of flexible sealing layer 5 to enable the accommodating chamber 4 to be in a sealing state;

and vacuumizing the accommodating chamber 4, pressing the film and the film piece to be pasted by the flexible sealing layer 5 under the vacuum action, and maintaining the pressure until the film and the film piece to be pasted are completely pasted.

Wherein, still include: and after the film is completely attached to the film piece to be attached, curing the film, wherein a UV (ultraviolet) lamp source is adopted for photocuring during curing. And during the curing process, the vacuumizing equipment performs pressure maintaining process on the accommodating chamber 4 for a certain time.

Further, the method also comprises the following steps: lay behind the flexible sealing layer 5, it is right the flexible sealing layer 5 compresses tightly the processing makes flexible sealing layer 5 and holding chamber form sealed cooperation, flexible sealing layer 5 is laid and is fixed in the opening part of holding chamber 4, when starting the evacuation like this, the flexible sealing layer attracts downwards under the vacuum effect, produces deformation even under the vacuum effect to cover the screen of mobile device completely, laminate, through the high pressure of vacuum, extrude the bubble between protection film and the screen.

Through the setting, will treat that the pad pasting spare is like mobile device 3 such as cell-phone, flat board, will tentatively lay the protection film in screen department earlier, place in holding chamber 4 again, through laying flexible sealing layer 5, let holding chamber 4 form sealed environment, fix back with flexible sealing layer 5, carry out evacuation processing to holding chamber 4 to flexible sealing layer 5 takes place deformation in holding chamber 4 under the vacuum effect, and then supports the protection film tightly on the screen, until the two laminating completely. Due to the negative pressure of the environment, air bubbles between the protective film and the screen are easily extruded and exhausted by the flexible sealing layer 5, so that the film pasting effect between the protective film and the screen is good.

Because flexible sealing layer 5 has deformability and sealed effect, when consequently carrying out the pad pasting operation, only need keep to hold the holding chamber 4 carry out evacuation processing can, the operation is single to can adjust the pressure between protection film and the screen through adjusting the vacuum, can adapt to the pad pasting requirement of different sizes, different shapes. Particularly, the flexible sealing layer 5 can be automatically attached to the protective film and the screen under the action of vacuum, so that the flexible sealing layer has high adaptability to different shapes, and particularly has an excellent attaching effect on a curved screen or other irregular screens.

In this embodiment, the flexible sealing layer 5 is a film made of an air-impermeable material having elastic deformability, and the specific material is not limited.

Embodiment 3, a vacuum lamination method, comprising the steps of:

Further, the method also comprises the following steps: after the flexible sealing layer 5 is laid, the flexible sealing layer 5 is subjected to position fixing treatment, so that the flexible sealing layer 5 deforms under the action of vacuum, and the flexible sealing layer 5 is laid and fixed at an opening of the accommodating chamber 4.

When vacuum lamination was performed, the vacuum laminator of example 1 was used.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Vacuum sticking film machine, including casing and upper cover, the casing is formed with one and can places the holding chamber who treats the pad pasting piece, its characterized in that still includes:

2. The vacuum laminator according to claim 1, wherein the accommodating chamber is a cavity with an open top, and a support structure for placing the film to be laminated is disposed in the accommodating chamber.

3. The vacuum laminator according to claim 2, wherein the support structure is one or more and is in the shape of a column, a strip, or a block.

4. The vacuum laminator according to claim 1, wherein the pressing member is rotatably connected to the top of the housing, and the pressing member is in a frame shape matching the shape of the opening of the receiving chamber.

5. The vacuum film sticking machine according to claim 1, wherein the vacuum pumping device is disposed at the bottom of the housing, and the accommodating chamber has a pumping hole therein for cooperating with the vacuum pumping device.

6. The vacuum laminator according to claim 1, further comprising a light curing device, wherein the light curing device is disposed corresponding to the accommodating chamber.

7. The vacuum laminator according to claim 6, wherein the upper cover is rotatably connected to the housing, and the light curing device is a UV lamp panel and is fixedly disposed on the upper cover.

8. The vacuum laminator according to claim 7, wherein the upper cover is provided with a mounting layer, the bottom of the mounting layer is provided with an irradiation opening, and the light curing device is fixed in the mounting layer and faces the irradiation opening.

9. The vacuum laminator according to claim 1, wherein the housing is provided with a proximity switch, and the upper cover abuts against the proximity switch when being fastened to the housing.

10. The vacuum laminator according to claim 1, wherein a sealing member is disposed at the opening of the receiving chamber for sealing engagement with the flexible sealing layer.