阅读说明：本技术 一种手机屏幕钢化膜高精度贴附系统 (Attached system of cell-phone screen tempering membrane high accuracy ) 是由 张伟南 徐俊 于 2021-01-08 设计创作，主要内容包括：本发明涉及一种手机屏幕钢化膜高精度贴附系统,包括底座、夹持机构和贴膜机构,底座上端中部设置有夹持机构,底座上端设置有贴膜机构；本发明通过机器将钢化膜和手机平齐贴合,以及通过人工辅助的方法去除贴膜时产生的气泡,从而解决了人工覆膜过程中造成的钢化膜和手机会有一定的偏斜的问题；本发明通过可调节的方式夹持多种不同规格的手机以及配套的钢化膜,从而解决了街头贴膜时往往手机样式有很多样式,所以单一规格的夹持功能不能适应街头贴膜的工作的问题。(The invention relates to a high-precision attaching system for a mobile phone screen toughened film, which comprises a base, a clamping mechanism and a film attaching mechanism, wherein the clamping mechanism is arranged in the middle of the upper end of the base; according to the invention, the toughened film and the mobile phone are attached in a flush manner through a machine, and bubbles generated during film attachment are removed through a manual auxiliary method, so that the problem that the toughened film and the mobile phone have certain deflection in the manual film-coating process is solved; the street film sticking device clamps mobile phones with various specifications and matched toughened films in an adjustable mode, so that the problem that the clamping function of a single specification cannot adapt to the work of street film sticking because the mobile phone styles have various styles when the street film sticking is carried out is solved.)

1. The utility model provides an attached system of cell-phone screen tempering membrane high accuracy, includes base (1), fixture (2) and pad pasting mechanism (3), its characterized in that: the middle part of the upper end of the base (1) is provided with a clamping mechanism (2), and the upper end of the base (1) is provided with a film sticking mechanism (3);

the clamping mechanism (2) comprises a supporting platform (21), a feeding chute (22), a sliding seat (23), L-shaped clamping frames (24), an opening and closing unit (25), an extrusion pad (26) and a clamping unit (27), wherein the supporting platform (21) is arranged in the middle of the upper end of the base (1), the feeding chute (22) is symmetrically provided with the left side and the right side of the upper end of the base (1), the sliding seat (23) is symmetrically connected with the feeding chute (22) in a front-back mode, a driving cavity is formed in the supporting platform (21), the opening and closing unit (25) is arranged on the inner wall of the lower end of the driving cavity, the L-shaped clamping frames (24) are arranged at the upper end of the sliding seat (23) in a sliding mode, the clamping unit (27) is arranged between the L-shaped clamping frames (24), and the extrusion pad (26) is;

the opening and closing unit (25) comprises a double-shaft motor (251), a threaded sleeve (252), a connecting top plate (253) and a threaded rotary column (254), the double-shaft motor (251) is arranged on the inner wall of the lower end of the driving cavity through a motor base, the threaded sleeve (252) is symmetrically arranged at the output ends of the front end and the rear end of the double-shaft motor (251), the connecting top plate (253) is arranged between the left connecting base and the right connecting base, the threaded rotary column (254) is arranged at the inner end of the threaded rotary column (254), and the threaded rotary column (254) is connected with the threaded sleeve (252;

the film sticking mechanism (3) comprises a film sticking frame (31), a lower pressing column (32), an extrusion spring (33), a lower pressing platform (34), a lower pressing unit (35) and a film sticking unit (36), the upper end of the base (1) is provided with the film sticking frame (31), the lower pressing column (32) is connected with the film sticking frame (31) in a sliding mode, the extrusion spring (33) is arranged on the inner wall of the upper end of the lower pressing column (32), the lower end of the lower pressing column (32) is provided with the lower pressing platform (34), the lower pressing unit (35) is arranged on the inner wall of the front end of the film sticking frame (31), and the film sticking unit (36) is arranged at the lower end of the lower pressing platform (34);

the pressing unit (35) comprises a connecting frame (351), a rack plate (352), a rotating block (353), a rotating gear (354) and a wrench column (355), the rack plate (352) is arranged at the front end of the pressing column (32) through the connecting frame (351), the rotating block (353) is arranged at the front end of the film sticking frame (31) through a bearing, the rotating gear (354) is arranged at the rear end of the rotating block (353), the rotating gear (354) is connected with the rack plate (352) in a meshing mode, and the wrench column (355) is uniformly arranged on the outer wall of the rotating block (353) along the circumferential direction;

the film sticking unit (36) comprises an auxiliary motor (361), a rotary threaded plate (362), a feeding mechanism group (363), a front and rear clamping mechanism group (364), a left clamping mechanism group (365), a right lower pressing block (366), a material clamping plate (367) and an auxiliary spring I (368), wherein the inner wall of the lower end of the pressing platform (34) is provided with the auxiliary motor (361) through a motor base, the upper end of the output end of the auxiliary motor (361) is provided with the rotary threaded plate (362), the lower end of the feeding platform is uniformly provided with the feeding mechanism group (363) along the circumferential direction, the lower ends of the feeding mechanism groups (363) at the front side and the rear side are symmetrically provided with the front and rear clamping mechanism groups (364), the lower end of the feeding mechanism group (363) at the left side is provided with the left clamping mechanism group (365), the lower end of the feeding mechanism group (363) at the right side is provided with the right, the upper end of the material clamping plate (367) is provided with a first auxiliary spring (368);

the feeding mechanism group (363) comprises a sliding rod (3631), a feeding frame (3632), an extrusion frame (3633) and a pushing spring (3634), a sliding groove is uniformly formed in the lower end of the base (1) along the circumferential direction, the sliding rod (3631) is arranged between two side walls of the sliding groove, the feeding frame (3632) is connected with the sliding rod (3631) in a sliding mode, the extrusion frame (3633) is connected with a rotating threaded plate (362) in a threaded connection mode, and the pushing spring (3634) is arranged between the extrusion frame (3633) and the feeding frame (3632).

2. The high-precision attaching system for the tempered film of the mobile phone screen as recited in claim 1, wherein: the clamping unit (27) comprises T-shaped clamping rods (271), a return spring (272), connecting sliding rods (273) and sliding guide rods (274), the T-shaped clamping rods (271) are arranged at the inner ends of the L-shaped clamping frames (24) in a sliding mode, the return spring (272) is arranged on the inner wall of the outer end of each T-shaped clamping rod (271), the connecting sliding rods (273) are arranged between the T-shaped clamping rods (271), and the sliding guide rods (274) are arranged between the L-shaped clamping frames (24) in a sliding mode.

3. The high-precision attaching system for the tempered film of the mobile phone screen as recited in claim 1, wherein: the thread grooves on the outer surfaces of the thread rotary columns (254) on the front side and the rear side are opposite in rotation direction.

4. The high-precision attaching system for the tempered film of the mobile phone screen as recited in claim 1, wherein: the left clamping mechanism group (365) comprises a left pressing block (3651), an L-shaped clamping frame (3652), a sliding pressing block (3653) and an auxiliary spring II (3654), the left pressing block (3651) is arranged at the lower end of the left feeding mechanism group (363), the L-shaped clamping frame (3652) is arranged at the lower end of the left pressing block (3651), the sliding pressing block (3653) is connected with the L-shaped clamping frame (3652) in a sliding mode, and the auxiliary spring II (3654) is arranged at the upper end of the sliding pressing block (3653).

5. The high-precision attaching system for the tempered film of the mobile phone screen as claimed in claim 4, wherein the attaching system comprises: the front and rear clamping mechanism group (364) comprises a front and rear lower pressing block, a sliding clamping block and an auxiliary spring III, the front and rear lower pressing block are symmetrically arranged at the lower end of the feeding mechanism group (363) at the front and rear sides, the sliding clamping block is connected with the front and rear lower pressing block in a sliding mode, and the auxiliary spring III is arranged between the sliding clamping block and the front and rear lower pressing block.

6. The high-precision attaching system for the tempered film of the mobile phone screen as claimed in claim 6, wherein the attaching system comprises: the left lower pressing block (3651), the front lower pressing block, the rear lower pressing block and the right lower pressing block (366) are all arranged at the lower end of the feeding frame (3632).

Technical Field

The invention belongs to the technical field of mobile phone films, and particularly relates to a high-precision mobile phone screen tempered film attaching system.

Background

The mobile phone film is also called as mobile phone beauty film and mobile phone protective film, which is a cold mounting film for mounting the surface of the mobile phone body, the screen and other tangible objects, and has a variety of types, and the mobile phone film is not limited to mounting the mobile phone, and can also mount MP3, MP4, computer screen, mouse, sound box and any solid object needing protection. The existing mobile phone is usually pasted with a film by a user or by a street stall.

The existing mobile phone is usually pasted with a film through a street stall, and the film pasting process has the following problems; firstly, although the mode of spreading the manual film pasting can reduce bubbles of the film pasting as much as possible, the toughened film and the mobile phone often have certain deflection, which is an error which is bound to exist in the manual film pasting process; secondly, as the mobile phone styles are often in a plurality of styles when the street is pasted with the film, the clamping function with a single specification cannot adapt to the work of the street pasting film.

Disclosure of Invention

The invention aims to provide a high-precision attaching system for a mobile phone screen toughened film, which has the advantages of leveling film attaching, automatic clamping adjustment and the like and solves the problems.

In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a high-precision attaching system for a mobile phone screen toughened film comprises a base, a clamping mechanism and a film attaching mechanism, wherein the clamping mechanism is arranged in the middle of the upper end of the base; the mobile phone is flatly fixed by the clamping mechanism, and the toughened film is aligned with the mobile phone and then is attached to the surface of the mobile phone in a flush manner by the film attaching mechanism.

The clamping mechanism comprises a bearing platform, a feeding chute, a sliding seat, L-shaped clamping frames, an opening and closing unit, an extrusion cushion and a clamping unit, wherein the bearing platform is arranged in the middle of the upper end of the base; the mobile phone is placed at the upper end of the bearing platform, the sliding seat is driven to feed through the opening and closing unit, so that the front side and the rear side of the mobile phone are fixedly clamped, the clamping unit drives the L-shaped clamping frame to feed inwards, the left side and the right side of the mobile phone are clamped, and the extrusion pads are arranged on the inner wall of the L-shaped clamping frame.

The opening and closing unit comprises a double-shaft motor, a threaded sleeve, a connecting top plate and a threaded rotary column, the double-shaft motor is arranged on the inner wall of the lower end of the driving cavity through a motor base, the threaded sleeve is symmetrically arranged at the output ends of the front end and the rear end of the double-shaft motor, the connecting top plate is arranged between the left connecting seat and the right connecting seat, the threaded rotary column is arranged at the inner end of the threaded rotary column, and the threaded rotary column is connected with the threaded sleeve in; the double-shaft motor drives the threaded sleeve to drive the threaded rotary column to feed inside and outside, so that the connecting top plate drives the sliding seat to feed inside and outside, and the L-shaped clamping frame is driven to clamp the mobile phone.

The film sticking mechanism comprises a film sticking frame, a lower pressing column, an extrusion spring, a lower pressing platform, a lower pressing unit and a film sticking unit, the film sticking frame is arranged at the upper end of the base, the lower pressing column is connected with the film sticking frame in a sliding mode, the extrusion spring is arranged on the inner wall of the upper end of the lower pressing column, the lower pressing platform is arranged at the lower end of the lower pressing column, the lower pressing unit is arranged on the inner wall of the front end of the film sticking frame, and the film sticking unit is arranged at the lower end of the lower pressing platform; utilize the cavity of tempering membrane cell-phone button and camera to it is fixed with the tempering membrane centre gripping through the pad pasting unit, drive down the compression leg through pushing down the unit and feed downwards, thereby drive and push down the platform and feed downwards, thereby pass through the pad pasting unit with the tempering membrane is level and smooth attached on the cell-phone upper surface.

The film sticking frame is characterized in that the pressing unit comprises a connecting frame, a rack plate, a rotating block, a rotating gear and wrench posts, the rack plate is arranged at the front end of the pressing post through the connecting frame, the rotating block is arranged at the front end of the film sticking frame through a bearing, the rotating gear is arranged at the rear end of the rotating block, the rotating gear is connected with the rack plate in a meshing mode, and the wrench posts are uniformly arranged on the outer wall of the rotating block along the circumferential direction; the turning block is driven to rotate by the wrench column, so that the lower pressing column is driven to feed downwards by the matching of the rotary gear and the rack plate.

The film sticking unit comprises an auxiliary motor, a rotary threaded plate, a feeding mechanism group, a front clamping mechanism group, a rear clamping mechanism group, a left clamping mechanism group, a right lower pressing block, a material clamping plate and an auxiliary spring I, wherein the auxiliary motor is arranged on the inner wall of the lower end of a lower pressing platform through a motor base, the rotary threaded plate is arranged at the upper end of the output end of the auxiliary motor, the feeding mechanism groups are uniformly arranged at the lower end of the feeding platform along the circumferential direction, the front clamping mechanism group and the rear clamping mechanism group are symmetrically arranged at the lower ends of the feeding mechanism groups at the front side and the rear side, the left clamping mechanism group is arranged at the lower end of the feeding mechanism group at the left side, the right lower pressing block is arranged at the lower end of the; the right side is briquetting, card flitch and auxiliary spring one-tenth right side centre gripping mechanism group down, and the auxiliary motor drives front and back centre gripping mechanism group, left side centre gripping mechanism group and right side centre gripping mechanism group through the cooperation of rotating the screw plate and feeding mechanism group and inwards feeds to it is fixed to carry out the slant centre gripping from a left side to a right side with the tempering membrane.

The feeding mechanism group comprises a sliding rod, a feeding frame, an extrusion frame and a propelling spring, a sliding groove is uniformly formed in the lower end of the base along the circumferential direction, the sliding rod is arranged between two side walls of the sliding groove, the feeding frame is connected with the sliding rod in a sliding mode, the extrusion frame is connected with a rotating threaded plate in a threaded connection mode, and the propelling spring is arranged between the extrusion frame and the feeding frame. When the rotating thread plate rotates, the extrusion frame and the pushing spring push the feeding frame to feed inwards, so that the front clamping mechanism group, the rear clamping mechanism group, the left clamping mechanism group and the right clamping mechanism group clamp and fix the toughened film. The four sides of the toughened film are well clamped and fixed by the pushing springs.

As a preferable scheme of the present invention, the clamping unit includes a T-shaped clamping bar, a return spring, a connecting sliding bar, and a sliding guide bar, the T-shaped clamping bar is slidably disposed at an inner end of the L-shaped clamping frame, the return spring is disposed on an inner wall of an outer end of the T-shaped clamping bar, the connecting sliding bar is disposed between the T-shaped clamping bars, and the sliding guide bar is slidably disposed between the L-shaped clamping frames. Through the effect of reset spring, drive L type holder and inwards feed to carry out the centre gripping to the cell-phone and fix.

In a preferred embodiment of the present invention, the thread grooves on the outer surfaces of the threaded rotary columns on the front and rear sides are opposite in thread direction.

As a preferred scheme of the invention, the left clamping mechanism group comprises a left lower pressing block, an L-shaped clamping frame, a sliding pressing block and an auxiliary spring II, the left lower pressing block is arranged at the lower end of the left feeding mechanism group, the L-shaped clamping frame is arranged at the lower end of the left lower pressing block, the sliding pressing block is connected with the L-shaped clamping frame in a sliding manner, and the auxiliary spring II is arranged at the upper end of the sliding pressing block. The cavity of slip briquetting to tempering membrane cell-phone button department carries out the centre gripping, and the slip briquetting is higher than card flitch to make the tempering membrane from a left side down to the right side by the centre gripping fixed, when the platform that flattens down descends, the card flitch contracts earlier, makes the left side and the laminating of cell-phone surface of tempering membrane, pastes the tempering membrane to the cell-phone surface from the right side to the left gradually in the operation of artifical supplementary debubbling.

As a preferred scheme of the invention, the front and rear clamping mechanism group comprises a front and rear lower pressing blocks, a sliding clamping block and an auxiliary spring III, the front and rear lower pressing blocks are symmetrically arranged at the lower ends of the front and rear side feeding mechanism groups, the sliding clamping block is connected with the front and rear lower pressing blocks in a sliding manner, and the auxiliary spring III is arranged between the sliding clamping block and the front and rear lower pressing blocks.

As a preferable scheme of the invention, the left lower pressing block, the front lower pressing block, the rear lower pressing block and the right lower pressing block are all arranged at the lower end of the feeding frame.

The invention has the beneficial effects that:

1. according to the invention, the toughened film and the mobile phone are attached in a flush manner through a machine, and bubbles generated during film attachment are removed through a manual auxiliary method, so that the problem that the toughened film and the mobile phone have certain deflection in the manual film-coating process is solved; the street film sticking device clamps mobile phones with various specifications and matched toughened films in an adjustable mode, so that the problem that the clamping function of a single specification cannot adapt to the work of street film sticking because the mobile phone styles have various styles when the street film sticking is carried out is solved.

2. When the lower pressing platform descends, the material clamping plate retracts first, the left side of the toughened film is attached to the surface of the mobile phone, and the toughened film is gradually attached to the surface of the mobile phone from right to left while the operation of manually assisting in removing bubbles is performed.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken along section B-B of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along line C-C of FIG. 3 in accordance with the present invention;

FIG. 5 is an enlarged view of a portion I of FIG. 3 in accordance with the present invention;

FIG. 6 is an enlarged view of a portion II of FIG. 4 in accordance with the present invention;

fig. 7 is a schematic structural view of the pressing unit in the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

As shown in fig. 1 to 6, a high-precision attaching system for a mobile phone screen toughened film comprises a base 1, a clamping mechanism 2 and a film attaching mechanism 3, wherein the clamping mechanism 2 is arranged in the middle of the upper end of the base 1, and the film attaching mechanism 3 is arranged at the upper end of the base 1; the mobile phone is fixed by the clamping mechanism 2 in a smooth mode, and the toughened film is attached to the surface of the mobile phone by the film attaching mechanism 3 in a flush mode after being aligned with the mobile phone.

The clamping mechanism 2 comprises a supporting platform 21, a feeding chute 22, a sliding seat 23, L-shaped clamping frames 24, an opening and closing unit 25, an extrusion cushion 26 and a clamping unit 27, the supporting platform 21 is arranged in the middle of the upper end of the base 1, the feeding chute 22 is symmetrically provided with the left side and the right side of the upper end of the base 1, the sliding seat 23 is symmetrically connected with the feeding chute 22 in a front-back sliding mode, a driving cavity is formed in the supporting platform 21, the opening and closing unit 25 is arranged on the inner wall of the lower end of the driving cavity, the L-shaped clamping frames 24 are arranged on the upper end of the sliding seat 23 in a sliding mode, the clamping unit 27 is arranged between the L-shaped clamping frames 24, and the extrusion cushion 26 is; the mobile phone is placed at the upper end of the supporting platform 21, the sliding seat 23 is driven to feed through the opening and closing unit 25, so that the front side and the rear side of the mobile phone are fixedly clamped, the clamping unit 27 drives the L-shaped clamping frame 24 to feed inwards, so that the left side and the right side of the mobile phone are clamped, and the extrusion pads 26 are arranged on the inner wall of the L-shaped clamping frame 24.

The opening and closing unit 25 comprises a double-shaft motor 251, a threaded sleeve 252, a connecting top plate 253 and a threaded rotary column 254, the double-shaft motor 251 is arranged on the inner wall of the lower end of the driving cavity through a motor base, the threaded sleeve 252 is symmetrically arranged at the output ends of the front end and the rear end of the double-shaft motor 251, the connecting top plate 253 is arranged between the left connecting base and the right connecting base, the threaded rotary column 254 is arranged at the inner end of the threaded rotary column 254 through a bearing, and the threaded rotary column 254 is connected with the threaded sleeve 252; the thread grooves on the outer surfaces of the thread rotary columns 254 on the front and rear sides are opposite in rotation direction. The double-shaft motor 251 drives the threaded sleeve 252 to drive the threaded rotary column 254 to feed inside and outside, so that the connecting top plate 253 drives the sliding seat 23 to feed inside and outside, and the L-shaped clamping frame 24 is driven to clamp the mobile phone.

The clamping unit 27 comprises a T-shaped clamping rod 271, a return spring 272, a connecting sliding rod 273 and a sliding guide rod 274, wherein the T-shaped clamping rod 271 is arranged at the inner end of the L-shaped clamping frame 24 in a sliding mode, the return spring 272 is arranged on the inner wall of the outer end of the T-shaped clamping rod 271, the connecting sliding rod 273 is arranged between the T-shaped clamping rods 271, and the sliding guide rod 274 is arranged between the L-shaped clamping frames 24 in a sliding mode. The L-shaped clamping frame 24 is driven to feed inwards by the action of the return spring 272, so that the mobile phone is clamped and fixed.

The film sticking mechanism 3 comprises a film sticking frame 31, a lower pressing column 32, an extrusion spring 33, a lower pressing platform 34, a lower pressing unit 35 and a film sticking unit 36, the film sticking frame 31 is arranged at the upper end of the base 1, the lower pressing column 32 is connected with the film sticking frame 31 in a sliding mode, the extrusion spring 33 is arranged on the inner wall of the upper end of the lower pressing column 32, the lower pressing platform 34 is arranged at the lower end of the lower pressing column 32, the lower pressing unit 35 is arranged on the inner wall of the front end of the film sticking frame 31, and the film sticking unit 36 is arranged at the lower end of the lower pressing platform 34; utilize the cavity of tempering membrane cell-phone button and camera to through pad pasting unit 36 with the tempering membrane centre gripping fixed, press the post 32 to feed downwards through pushing down unit 35 drive, thereby drive and push down platform 34 and feed downwards, thereby pass through pad pasting unit 36 with the even attached on cell-phone upper surface of tempering membrane.

The downward pressing unit 35 comprises a connecting frame 351, a rack plate 352, a rotating block 353, a rotating gear 354 and a wrench column 355, the rack plate 352 is arranged at the front end of the downward pressing column 32 through the connecting frame 351, the rotating block 353 is arranged at the front end of the film sticking frame 31 through a bearing, the rotating gear 354 is arranged at the rear end of the rotating block 353, the rotating gear 354 is connected with the rack plate 352 in a meshing mode, and the wrench column 355 is uniformly arranged on the outer wall of the rotating block 353 along the circumferential direction; the turning block 353 is turned by the key cylinder 355, so that the lower pressure cylinder 32 is fed downward by the cooperation of the rotary gear 354 and the rack plate 352.

The film sticking unit 36 comprises an auxiliary motor 361, a rotating thread plate 362, a feeding mechanism group 363, a front and rear clamping mechanism group 364, a left clamping mechanism group 365, a right lower pressing block 366, a material clamping plate 367 and an auxiliary spring I368, wherein the inner wall of the lower end of the lower pressing platform 34 is provided with the auxiliary motor 361 through a motor base, the upper end of the output end of the auxiliary motor 361 is provided with the rotating thread plate 362, the lower end of the feeding platform is uniformly provided with the feeding mechanism group 363 along the circumferential direction, the lower ends of the feeding mechanism groups 363 on the front and rear sides are symmetrically provided with the front and rear clamping mechanism group 364, the lower end of the feeding mechanism group 363 on the left side is provided with the left clamping mechanism group 365, the lower end of the feeding mechanism group 363 on the right side is provided with the right lower pressing block 366, the material clamping plate; the right lower pressing block 366, the clamping plate 367 and the auxiliary spring 368 form a right clamping mechanism group, and the auxiliary motor 361 drives the front and rear clamping mechanism group 364, the left clamping mechanism group 365 and the right clamping mechanism group to feed inwards through the matching of the rotating threaded plate 362 and the feeding mechanism group 363, so that the toughened film is clamped and fixed obliquely downwards from left to right.

The feeding mechanism set 363 comprises a sliding rod 3631, a feeding frame 3632, an extrusion frame 3633 and a pushing spring 3634, wherein a sliding groove is uniformly formed in the lower end of the base 1 along the circumferential direction, the sliding rod 3631 is arranged between two side walls of the sliding groove, the feeding frame 3632 is connected with the sliding rod 3631 in a sliding mode, the extrusion frame 3633 is connected with the rotating threaded plate 362 in a threaded connection mode, and the pushing spring 3634 is arranged between the extrusion frame 3633 and the feeding frame 3632. When the rotating screw plate 254 rotates, the feeding frame 3632 is pushed to be fed inward by the pressing frame 3633 and the pushing spring 3634, so that the tempered film is clamped and fixed by the front and rear clamping mechanism group 364, the left clamping mechanism group 365 and the right clamping mechanism group. The push springs 3634 make the four sides of the tempered film well clamped and fixed.

The left clamping mechanism 365 comprises a left pressing block 3651, an L-shaped clamping frame 3652, a sliding pressing block 3653 and an auxiliary spring II 3654, the left pressing block 3651 is arranged at the lower end of the left feeding mechanism 363, the L-shaped clamping frame 3652 is arranged at the lower end of the left pressing block 3651, the sliding pressing block 3653 is connected with the L-shaped clamping frame 3652 in a sliding mode, and the auxiliary spring II 3654 is arranged at the upper end of the sliding pressing block 3653. The sliding pressing block 3653 clamps a cavity at a button of the mobile phone with the toughened film, and the sliding pressing block 3653 is higher than a clamping plate 367, so that the toughened film is clamped and fixed from left to right in an inclined manner, when the lower pressing platform 34 descends, the clamping plate 367 retracts first, the left side of the toughened film is attached to the surface of the mobile phone, and the toughened film is gradually attached to the surface of the mobile phone from right to left in the process of artificially assisting the bubble removal operation.

The front and rear clamping mechanism 364 comprises a front and rear lower pressing block, a sliding clamping block and an auxiliary spring III, the front and rear lower pressing block are symmetrically arranged at the lower end of the feeding mechanism 363 on the front and rear sides, the sliding clamping block is connected with the front and rear lower pressing block in a sliding mode, and the auxiliary spring III is arranged between the sliding clamping block and the front and rear lower pressing block. The left lower pressing block 3651, the front lower pressing block, the rear lower pressing block and the right lower pressing block 366 are arranged at the lower end of the feeding frame 3632. When the film is pasted, the sliding clamping block shrinks until the sliding clamping block is separated from the toughened film.

The present invention is not limited to the above-described embodiments, which are described in the specification and illustrated only to illustrate the principle of the present invention, but various changes and modifications may be made within the scope of the present invention as claimed without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.