阅读说明：本技术 贴膜机 (Film sticking machine ) 是由 黄亮 邵勇锋 刘龑 黄龙 于 2020-06-23 设计创作，主要内容包括：本发明公开了贴膜机,贴膜机包括输送装置、贴膜滚压装置和顶升机构,贴膜滚压机构包括滚压机构和移动机构,通过移动机构将合拢状态的辊筒压靠于贴附有保护膜的工件。通过滚压驱动组件驱动辊筒相向或相离运动,实现一对辊筒的合拢或展开,从而可对工件表面滚压。滚压时,顶升动力元件能够于辊筒相离运动到第一位置的同时将顶升台向辊筒方向移动设定位移,以便辊筒在工件的两侧对两侧的曲面进行滚压。由此,通过滚压机构和顶升机构的配合能够对工件曲面处进行滚压,实现保护膜的牢固粘贴,从而提高贴膜良率,有利于提高生产效率。(The invention discloses a film sticking machine which comprises a conveying device, a film sticking rolling device and a jacking mechanism, wherein the film sticking rolling mechanism comprises a rolling mechanism and a moving mechanism, and a roller in a closed state is pressed against a workpiece attached with a protective film through the moving mechanism. The rolling driving component drives the rollers to move in the opposite direction or in the opposite direction, so that the pair of rollers can be folded or unfolded, and the surface of a workpiece can be rolled. During rolling, the jacking power element can move the jacking table to the roller direction for setting displacement when the rollers move to the first position in a separated mode, so that the rollers roll the curved surfaces on two sides of the workpiece. Therefore, the workpiece curved surface can be rolled through the matching of the rolling mechanism and the jacking mechanism, the firm adhesion of the protective film is realized, the film sticking yield is improved, and the production efficiency is favorably improved.)

1. Sticking film machine for with the attached surface of curved surface screen of protection film, its characterized in that includes:

a conveyor for running the curved screen;

the film pasting and rolling device is used for rolling the protective film attached to the curved screen and comprises a rolling mechanism, the rolling mechanism comprises a rolling driving assembly and a pair of rollers arranged in parallel, the rollers are connected to the rolling driving assembly, and the rolling driving assembly is used for driving the rollers to move in opposite directions or in opposite directions;

the jacking mechanism comprises a jacking power element and a jacking table, the jacking table is used for bearing the curved screen, and the jacking power element can drive the jacking table and the roller to move in an opposite direction or in an opposite direction;

the rollers roll the curved surface of the curved screen through the opposite or separated motion between the pair of rollers and the opposite or separated motion between the rollers and the jacking table.

2. The film laminator according to claim 1, wherein: the jacking power element can drive the jacking table to move towards the roller for a set displacement while the roller moves to a set first position in a separated mode.

3. The film laminator according to claim 1, wherein: the rolling mechanism further comprises a pair of roller supports, the roller supports are connected to the rolling driving assembly, the rollers are respectively and rotatably connected to the roller supports, and the rolling driving assembly is used for driving the roller supports to move in the opposite direction or in the opposite direction.

4. The film laminator according to claim 1, wherein: the laminator still includes first cleaning device, first cleaning device can be right through flexible cleaning piece the curved surface screen cleans, first cleaning device includes profile modeling cleaning head and a drive arrangement, the profile modeling cleaning head is equipped with the cavity, the cavity is used for holding at least part the position of waiting to clean of curved surface screen, the profile modeling cleaning head is used for making flexible cleaning piece contact treat clean position, a drive arrangement can drive flexible cleaning piece for the curved surface screen motion.

5. The film laminator according to claim 4, wherein: the first cleaning device further comprises an installation frame, a material receiving assembly and a material discharging assembly, the material discharging assembly is used for releasing the flexible cleaning pieces, the material receiving assembly is used for furling the flexible cleaning pieces, the material discharging assembly, the material receiving assembly and the profiling cleaning head are fixedly connected with the installation frame, and the first driving device can drive the installation frame to move relative to the curved screen.

6. The film laminator according to claim 4, wherein: and a liquid injection hole communicated with the cavity is formed in the profiling cleaning head.

7. The film laminator according to claim 1, wherein: the sticking film machine is still including shelling the membrane device, it will to shell the membrane device can be through the sticky tape the outer membrane of protection film strips from the basic unit, it includes first pressure membrane portion and second pressure membrane portion to shell the membrane device, first pressure membrane portion with the confession has between the second pressure membrane portion the sticky tape reaches the clearance that the protection film passed, first pressure membrane portion with can take place the reciprocal motion between the second pressure membrane portion in order to extrude the sticky tape reaches the protection film.

8. The film laminator according to claim 7, wherein: the first film pressing part comprises a first film pressing roller and a first driving part, and the first driving part can drive the first film pressing roller to be close to or far away from the second film pressing part.

9. The film laminator according to claim 1, wherein: the film sticking machine comprises a film sticking assembly, the film sticking assembly comprises a film sticking part, a first positioning part, a second positioning part and a moving module, the film sticking part is used for fixing the protective film, the first positioning part is positioned below the film sticking part, and the first positioning part can position the protective film which moves to the position above the first positioning part; the second positioning part is used for positioning the curved screen below the second positioning part, and the moving module can drive the film pasting part to move relative to the curved screen.

10. The film laminator according to claim 9, wherein: the pad pasting portion includes adsorption plate and compression roller, the compression roller is located the lateral part of adsorption plate, the adsorption plate is for the horizontal plane slope, the adsorption plate is used for adsorbing the protection film, the compression roller can with the protection film pushes down so that the protection film with the adsorption plate separation.

Technical Field

The invention relates to the field of processing, in particular to a film sticking machine.

Background

In general, in order to protect a display screen of an electronic device such as a mobile phone or a tablet computer, a protective film needs to be attached to the display screen before shipment. The existing film sticking machine is only suitable for sticking a film on a flat screen, and for sticking a film on a 2.5D or 3D curved surface with a curved surface, the protective film on the curved surface is difficult to firmly stick, so that the film sticking yield is low, and the production efficiency is influenced.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a film sticking machine which is provided with a film sticking rolling device and can roll the curved surface after film sticking so as to ensure firm film sticking.

The film sticking machine is used for sticking a protective film on the surface of a curved screen and comprises a conveying device, a fixing device and a fixing device, wherein the conveying device is used for operating the curved screen and is provided with a jig used for fixing the curved screen;

the film pasting and rolling device is used for rolling the protective film attached to the curved screen, and comprises a rolling mechanism and a moving mechanism, wherein the rolling mechanism comprises a rolling driving assembly and a pair of rollers arranged in parallel, the rollers are connected to the rolling driving assembly, and the rolling driving assembly is used for driving the rollers to move in opposite directions or in opposite directions; the moving mechanism is used for driving the rolling mechanism to reciprocate so as to enable the roller to be pressed against or away from the protective film on the curved screen;

the jacking mechanism comprises a jacking power element and a jacking table, the jacking table is used for bearing the curved screen, and the jacking power element can drive the jacking table and the roller to move in an opposite direction or in an opposite direction;

the rollers roll the curved surface of the curved screen through the opposite or separated motion between the pair of rollers and the opposite or separated motion between the rollers and the jacking table.

The film sticking machine at least has the following technical effects that the roller in a closed state is pressed against the curved screen adhered with the protective film through the moving mechanism, the roller is driven to move in the opposite direction or in the opposite direction through the rolling driving assembly, the pair of rollers are closed or unfolded, and the protective film adhered to the curved screen can be rolled while the roller is unfolded. During rolling, the jacking power element can move the jacking table to the roller direction for setting displacement when the roller moves to the first position in a separated mode, so that the roller rolls the curved surfaces on two sides of the curved surface screen. From this, can roll press curved surface screen curved surface department through the cooperation of rolling mechanism and climbing mechanism, realize firmly pasting of protection film to improve the pad pasting yield, be favorable to improving production efficiency.

According to some embodiments of the invention, the jacking power element can drive the jacking table to move towards the roller by a set displacement while the roller moves away to a set first position.

According to some embodiments of the invention, the rolling mechanism further comprises a pair of roller supports, the roller supports are connected to the rolling driving assembly, each roller is rotatably connected to each roller support, and the rolling driving assembly is used for driving the roller supports to move towards or away from each other.

According to some embodiments of the invention, the film sticking machine further comprises a first cleaning device, the first cleaning device is capable of cleaning the curved screen by a flexible cleaning member, the first cleaning device comprises a profiling cleaning head and a first driving device, the profiling cleaning head is provided with a cavity for accommodating at least part of the portion to be cleaned of the curved screen, the profiling cleaning head is used for enabling the flexible cleaning member to contact the portion to be cleaned, and the first driving device is capable of driving the profiling cleaning head to move relative to the curved screen.

According to some embodiments of the invention, the first cleaning device further comprises a mounting frame, a receiving assembly and a feeding assembly, the feeding assembly is used for releasing the flexible cleaning piece, the receiving assembly is used for furling the flexible cleaning piece, the feeding assembly, the receiving assembly and the profiling cleaning head are all fixedly connected with the mounting frame, and the first driving device can drive the mounting frame to move relative to the curved screen.

According to some embodiments of the invention, the profiling cleaning head is provided with a liquid injection hole communicated with the cavity.

According to some embodiments of the invention, the laminator further comprises a film stripping device capable of stripping an outer film of the protective film from a base layer by an adhesive tape, the film stripping device comprises a first film pressing part and a second film pressing part, a gap for the adhesive tape and the protective film to pass through is formed between the first film pressing part and the second film pressing part, and the first film pressing part and the second film pressing part can move mutually to press the adhesive tape and the protective film.

According to some embodiments of the present invention, the first lamination portion includes a first lamination roller and a first driving member capable of driving the first lamination roller to approach or move away toward the second lamination portion.

According to some embodiments of the present invention, the film sticking machine includes a film sticking assembly including a film sticking portion for fixing the protective film, a first positioning portion located below the film sticking portion, a second positioning portion capable of positioning the protective film moved above the first positioning portion, and a moving module; the second positioning part is used for positioning the curved screen below the second positioning part, and the moving module can drive the film pasting part to move relative to the curved screen.

According to some embodiments of the present invention, the film sticking portion includes an adsorption plate positioned at a side portion of the adsorption plate, the adsorption plate being inclined with respect to a horizontal plane, the adsorption plate being for adsorbing the protective film, and a press roller capable of pressing down the protective film to separate the protective film from the adsorption plate.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic structural diagram of a film laminator according to an embodiment of the invention;

FIG. 2 is a schematic structural view of a conveying device and a jacking mechanism of the laminator;

FIG. 3 is a schematic structural diagram of a conveying device, a jacking mechanism and a film laminating and rolling device of the film laminating machine;

FIG. 4 is a schematic structural view of a film laminating and rolling device of the film laminating machine;

FIG. 5 is a schematic view of a partial structure of a film laminating and rolling device;

FIG. 6 is a schematic structural view of a first cleaning device of the laminator;

FIG. 7 is a schematic view of another angle of the first cleaning device of the laminator;

FIG. 8 is a schematic view of the configuration of the contoured cleaning head of the first cleaning device;

FIG. 9 is a schematic structural diagram of a film stripping device of the film sticking machine;

FIG. 10 is a schematic view of a portion of the structure of FIG. 9;

FIG. 11 is a schematic view of a portion of the structure of FIG. 10;

FIG. 12 is a schematic view of a portion of the structure of FIG. 11;

FIG. 13 is a schematic structural view of a film sticking assembly of the film sticking machine;

FIG. 14 is a schematic structural view of a positioning part of the laminator;

fig. 15 is a partial structural schematic view of fig. 13.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.