CN110550260B

CN110550260B - Film pasting device for audio and video interface

Info

Publication number: CN110550260B
Application number: CN201910761259.0A
Authority: CN
Inventors: 钱恒盼; 隆于和; 罗昆群
Original assignee: Zhejiang Ansheng Electronic Co ltd
Current assignee: Zhejiang Ansheng Electronic Co ltd
Priority date: 2019-08-17
Filing date: 2019-08-17
Publication date: 2021-11-26
Anticipated expiration: 2039-08-17
Also published as: CN110550260A

Abstract

The invention relates to a film sticking device of an audio and video interface, which comprises a mounting plate, wherein a feeding mechanism, a film rolling mechanism, a tension adjusting mechanism and a film sticking mechanism are arranged on the mounting plate; the film sticking mechanism comprises a pressing assembly, a cutting assembly and a pushing assembly; the mounting plate is provided with a fixed block, the pushing assembly comprises a plurality of baffle plates which are arranged on the fixed block in a telescopic mode, and an ejection cylinder which can control the plurality of baffle plates to stretch out and draw back synchronously and a pushing cylinder which can push a connector in the feeding mechanism to a position between the adjacent baffle plates close to the pushing cylinder are arranged below the mounting plate. The interface carries out the feeding through feeding mechanism, under tension adjustment mechanism's tension adjustment effect for the pad pasting has suitable tension, cuts the pad pasting through the cooperation that compresses tightly the subassembly so that decide the subassembly. Promote the cylinder with interface propelling movement to being close to between the adjacent baffle of propelling movement cylinder for the interface can be carried out the pad pasting one by one and cut, makes degree of automation obtain the improvement, and then effectively improves production efficiency.

Description

Film pasting device for audio and video interface

Technical Field

The invention relates to a film pasting device, in particular to a film pasting device for an audio and video interface.

Background

The SCART interface is a special audio-video interface, which is an interconnection and intercommunication interface that is mandatory in europe and used for satellite television receivers, televisions, video recorders and other audio-video equipment. The standard SCART interface is a 21-pin connector, the appearance of which is in a right-angled trapezoid shape and is commonly called a broom head. The DVI interface and the VGA interface are common display interfaces on a display card and are similar to the SCART in structure.

As shown in fig. 1, in the prior art, the audio/video interface includes the installation panel, and it has a plurality of ping needles to run through on the installation panel, and one side integrated into one piece of installation panel has the installation piece, and a plurality of ping needles run through the installation piece and the installation panel and accomplish spacing fixed, and the installation panel is still integrated into one piece in one side at installation piece place and is had the spacing ring of surrounding the setting in the installation piece outside, and the height of installation piece and spacing ring equals.

In order to protect the audio/video interface from dust in the transportation and storage processes, a dustproof film is usually adhered to the limiting ring so as to ensure the stability of data transmission in the later use process. However, in the prior art, the dustproof film is usually adhered by workers manually, so that the production efficiency is low and needs to be improved.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the film pasting device for the audio and video interface, which has the advantages of high automation degree and capability of effectively improving the production efficiency.

The above object of the present invention is achieved by the following technical solutions:

a film sticking device of an audio and video interface comprises a mounting plate, wherein a feeding mechanism, a film rolling mechanism, a tension adjusting mechanism and a film sticking mechanism are arranged on the mounting plate; the film sticking mechanism comprises a pressing assembly, a cutting assembly and a pushing assembly; be provided with the fixed block on the mounting panel, the propelling movement subassembly sets up a plurality of baffles on the fixed block including flexible, the mounting panel below is provided with the ejecting cylinder that can control a plurality of baffles and stretch out and draw back in step, be provided with the propelling movement cylinder on the mounting panel, the propelling movement cylinder can be with the interface propelling movement in the feeding mechanism to being close to between the adjacent baffle of propelling movement cylinder, it is located directly over between the adjacent baffle of being close to the propelling movement cylinder to compress tightly the subassembly.

Through adopting above-mentioned technical scheme, with the pad pasting rolling on rolling up membrane mechanism, the interface carries out the feeding through feeding mechanism, under tension adjustment mechanism's tension regulation effect for the pad pasting has suitable tension, cuts the pad pasting through the cooperation that compresses tightly the subassembly so that decide the subassembly. In addition, the pushing cylinder pushes the interface to the position between the adjacent baffle plates close to the pushing cylinder, so that the interface can be pasted and cut one by one, the automation degree is improved, and the production efficiency is effectively improved.

The invention is further configured to: feeding mechanism is including setting up the feed plate on the mounting panel, be provided with feeding cylinder on the mounting panel, feeding cylinder's piston rod is connected with and is located the terminal sliding block of feed plate, set up the groove of stepping down that link up feed plate and sliding block both ends on feed plate and the sliding block, all be provided with spacing on the two relative inner walls in groove of stepping down, the sliding block can be promoted to the propelling movement subassembly and compress tightly between the subassembly by feeding cylinder.

Through adopting above-mentioned technical scheme, through the setting of stepping down groove and spacing on sliding block and the feed plate, when the interface feeding of being convenient for on the interface can enter into the sliding block one by one, promoted one by one again to the propelling movement subassembly and compress tightly between the subassembly, so that subsequent pad pasting one by one of being convenient for, the degree of automation of the improvement device of being convenient for.

The invention is further configured to: the upper end face of the fixed block is provided with a moving groove, the bottom of the moving groove is provided with a sliding plate, and the baffles penetrate through the sliding plate and are fixedly connected with a connecting plate below the sliding plate.

By adopting the technical scheme, the plurality of baffle plates are mutually connected through the sliding plate so as to ensure synchronous extension of the plurality of baffle plates.

The invention is further configured to: the ejection mechanism comprises a sliding plate, a fixed block, an ejection cylinder, a connecting plate and a reciprocating cylinder, wherein the sliding plate is arranged at the bottom of the moving groove in a sliding mode, a moving groove for the connecting plate to move is formed in the bottom of the moving groove, a piston rod of the ejection cylinder is connected with the ejection rod which penetrates through the mounting plate and the fixed block and is located in the moving groove, the ejection rod is in sliding connection with the connecting plate, and the mounting plate is provided with the reciprocating cylinder for driving the sliding plate to slide.

By adopting the technical scheme, the reciprocating cylinder drives the sliding plate to reciprocate and is matched with the extension and retraction of the plurality of baffle plates, so that the film sticking and discharging of the interfaces one by one are ensured.

The invention is further configured to: the pressing assembly comprises two supporting columns arranged on the mounting plate, a cross beam is arranged on each supporting column, a pressing cylinder with a piston rod penetrating through the cross beam is arranged on the cross beam, a pressing block is arranged at the end part of the piston rod of the pressing cylinder, and a plurality of guide rods penetrating through the pressing block are arranged between the fixing block and the cross beam.

Through adopting above-mentioned technical scheme, through the setting of a plurality of guide bars, guaranteed that the compact heap can carry out the stable extrusion of pad pasting to the interface to guarantee cutting and the stability of tension regulation's in-process pad pasting.

The invention is further configured to: decide the subassembly including setting up the cylinder of deciding on the mounting panel, the piston rod of deciding the cylinder is connected with the pole of deciding that runs through a support column, the blade is decided to the tip fixedly connected with of pole of deciding, the bottom of deciding the blade extends to the outside of deciding the pole of deciding.

Through adopting above-mentioned technical scheme, decide the pole and run through the support column, guaranteed the direction stability, and decide the bottom of blade and extend to the outside of cutting off the pole for decide the in-process and be difficult for driving the pad pasting and take place the displacement.

The invention is further configured to: the tension adjusting mechanism comprises an adjusting cylinder arranged on the mounting plate, a piston rod of the adjusting cylinder is positioned at the top end and is connected with a pressing plate, and the adhesive film penetrates through the lower portion of the pressing plate.

Through adopting above-mentioned technical scheme, compress tightly through compressing tightly the subassembly at the pad pasting, drive the clamp plate through adjust cylinder and push down and make the pad pasting be emitted more, and then reduce pad pasting tension, guaranteed the firm degree of pasting of pad pasting on the interface, also avoid pad pasting tension too big and take place deformation simultaneously.

The invention is further configured to: be provided with the locating piece on the mounting panel, the upper end of locating piece is provided with the spacing hole that supplies the pad pasting to pass, the double-phase opposite lateral wall of locating piece rotates and is connected with the tensioning ring, the tensioning ring is contradicted in the pad pasting top.

Through adopting above-mentioned technical scheme, the tensioning ring can compress tightly the pad pasting under the action of gravity for the pad pasting has appropriate tension, so that decide and paste.

The invention is further configured to: the up end of locating piece is provided with spacing piece on, be provided with spacing piece down on the mounting panel, go up spacing piece and spacing piece down and limit the upper and lower range of swinging of tensioning ring respectively.

Through adopting above-mentioned technical scheme, through last spacing piece and spacing piece down to the upper and lower range of swinging of tensioning ring carry on spacingly, can avoid making the tensioning ring swing at limited within range all the time, the staff of being convenient for operates, also can guarantee the tensile stability of pad pasting simultaneously.

The invention is further configured to: the mounting panel is provided with the repressing subassembly in one side of fixed block, the repressing subassembly includes the repressing cylinder, the piston rod of repressing cylinder is connected with the repressing pole, the tip of repressing pole rotates and is connected with the gyro wheel, the gyro wheel is made by elastic material.

Through adopting above-mentioned technical scheme, the repressing cylinder can drive the repressing pole and stretch out for the gyro wheel has pressed from the pad pasting of interface, in order to improve the fastness of pasting of pad pasting, and the gyro wheel is made by elastic material, then has further improved and has compressed tightly the effect.

In conclusion, the beneficial technical effects of the invention are as follows:

1. with the pad pasting rolling on rolling up membrane mechanism, the interface carries out the feeding through feeding mechanism, under tension adjustment mechanism's tension adjustment effect for the pad pasting has suitable tension, cuts the pad pasting through the cooperation that compresses tightly the subassembly so that decide the subassembly. In addition, the pushing cylinder pushes the interfaces to a position between adjacent baffles close to the pushing cylinder, so that the interfaces can be subjected to film sticking and cutting one by one, the automation degree is improved, and the production efficiency is effectively improved;

2. through the arrangement of the slide block and the abdicating groove and the limiting strip on the feeding plate, the interfaces can enter the slide block one by one while feeding the interfaces, and then are pushed to between the pushing assembly and the pressing assembly one by one, so that the subsequent film pasting one by one is facilitated, and the automation degree of the device is facilitated to be improved;

3. the reciprocating cylinder drives the sliding plate to reciprocate and is matched with the extension and retraction of the plurality of baffle plates, so that the film sticking and the discharging of the interfaces one by one are ensured;

4. the sticking film is compressed by the compressing assembly, and the pressing plate is driven by the adjusting cylinder to press downwards, so that more sticking films are discharged, the sticking film tension is reduced, the sticking firmness of the sticking film on the interface is ensured, and the phenomenon that the sticking film is deformed due to overlarge tension is avoided;

5. the tensioning ring can compress tightly the pad pasting under the action of gravity for the pad pasting has appropriate tension, so that decide and paste.

Drawings

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

FIG. 2 is a schematic view of the present invention with one side of the support post removed;

FIG. 3 is an enlarged view of area A of FIG. 1;

FIG. 4 is a schematic structural view of a pushing assembly of the present invention;

FIG. 5 is an exploded view of FIG. 4 with the slip sheet removed;

fig. 6 is an enlarged view of the region B in fig. 2.

Description of reference numerals: 1. mounting a plate; 2. a base plate; 3. a feeding mechanism; 31. a feeding plate; 32. a feed cylinder; 33. a slider; 34. a first guide block; 35. a butt joint plate; 36. a stabilizing strip; 4. a film winding mechanism; 41. fixing a column; 42. a spool; 5. a tension adjusting mechanism; 51. an adjusting cylinder; 52. pressing a plate; 53. positioning blocks; 54. a tension ring; 55. an upper limit block; 56. a lower limiting block; 6. a film pasting mechanism; 61. a compression assembly; 611. a support pillar; 612. a pressing cylinder; 613. a compression block; 614. a guide bar; 62. cutting the assembly; 621. cutting off the air cylinder; 622. cutting off the rod; 623. cutting off a blade; 63. a push assembly; 631. a fixed block; 632. a sliding plate; 633. ejecting out the cylinder; 634. ejecting the rod; 635. a connecting plate; 636. a baffle plate; 637. a reciprocating cylinder; 638. a push cylinder; 639. a second guide block; 64. a re-pressing assembly; 641. a re-pressing cylinder; 642. a composite pressure rod; 643. a third guide block; 644. a roller; 7. a yielding groove; 8. a limiting strip; 9. a moving groove; 10. a fixing strip; 11. a movable groove; 12. a T-shaped groove; 13. a T-shaped plate; 14. cutting holes; 15. cutting off the groove; 16. and a limiting hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the film pasting device for audio/video interfaces disclosed by the invention comprises a mounting plate 1 and a bottom plate 2 which are fixedly connected at intervals, wherein the mounting plate 1 is provided with a feeding mechanism 3, a film rolling mechanism 4, a tension adjusting mechanism 5 and a film pasting mechanism 6, and the film pasting mechanism 6 comprises a pressing component 61, a cutting component 62, a pushing component 63 and a re-pressing component 64.

The film rolling mechanism 4 comprises a fixing column 41 fixedly connected to the mounting plate 1, a spool 42 used for placing a film roll is fixedly connected to the side wall of the fixing column 41, and one side of the spool 42 is detachably arranged so as to facilitate installation of the film roll. The film-sticking coil stock passes through the tension adjusting mechanism 5, and the tail end of the film-sticking coil stock is positioned in the film-sticking mechanism 6.

As shown in fig. 3, the feeding mechanism 3 includes a feeding plate 31 fixedly connected to the mounting plate 1, a feeding cylinder 32 is fixedly connected to the mounting plate 1, and a sliding block 33 located at the end of the feeding plate 31 is fixedly connected to a piston rod of the feeding cylinder 32. Offer the groove of stepping down 7 that link up feed plate 31 and sliding block 33 both ends on feed plate 31 and the sliding block 33, the integrative spacing strip 8 that is connected with on two relative inner walls of groove 7 steps down, the both ends of the installation panel of interface respectively with the double-phase internal wall butt of groove 7 of stepping down and be located two spacing strip 8 tops, a plurality of ping needles are located between two spacing strip 8. The width of the sliding block 33 is exactly equal to the width of one interface, and the feeding cylinder 32 can push the interfaces on the sliding block 33 one by one between the pushing component 63 and the pressing component 61.

In order to improve the stability of the sliding block 33 during the moving process, a first guiding block 34 is fixedly connected to the mounting plate 1, and the sliding block 33 penetrates through the first guiding block 34. One side of the first guide block 34 facing the sliding block 33 is further fixedly connected with a contact plate 35, and the side wall of the contact plate 35 is attached to the side wall of the sliding block 33.

Still be provided with between sliding block 33 and the feed plate 31 with mounting panel 1 fixedly connected with stabilizer bar 36, this stabilizer bar 36 is "L" type setting and is divided into vertical portion and horizontal part, sliding block 33 slides and sets up in the up end of stabilizer bar 36 horizontal part, the upper end of the vertical portion of stabilizer bar 36 is seted up the groove 7 of stepping down that is the same with feed plate 31 and sliding block 33, the same body coupling of the double-phase opposite lateral wall of the groove 7 of stepping down has with feed plate 31 and the last parallel and level of sliding block 33 spacing strip 8. The stabilizing strip 36 extends between the pushing assembly 63 and the pressing assembly 61 to ensure stability during pushing of the sliding block 33.

As shown in fig. 2 and 4, the pushing assembly 63 includes a fixed block 631 fixedly connected to the mounting plate 1, a moving groove 9 is opened on an upper end surface of the fixed block 631, and a sliding plate 632 is slidably disposed at a groove bottom of the moving groove 9. The height of the sliding plate 632 is lower than that of the upper end face of the fixed block 631, the groove bottom of the abdicating groove 7 is flush with the upper end face of the sliding plate 632, the two sides of the upper end face of the fixed block 631 are also fixedly connected with fixing strips 10 for limiting the two ends of the interface, and two steps formed by the height difference between the upper end face of the sliding plate 632 and the fixed block 631 are opposite to the two limiting strips 8. In addition, the side wall of the fixed block 631 and the side wall of the horizontal portion of the stabilizing strip 36 are attached to each other (see fig. 3), so that the interface can be stably pushed from the sliding block 33 to the sliding plate 632. An ejection cylinder 633 is fixedly connected to the bottom plate 2, and an ejection rod 634 penetrating through the mounting plate 1 and the fixing block 631 is fixedly connected to the piston end of the ejection cylinder 633.

As shown in fig. 4 and 5, a movable groove 11 is formed at the bottom of the movable groove 9, a connecting plate 635 located in the movable groove 11 is slidably connected to the top end of the ejector rod 634, four baffle plates 636 penetrating through the sliding plate 632 are fixedly connected to the upper end surface of the connecting plate 635, and the baffle plates 636 can be retracted into the sliding plate 632 or extended out of the sliding plate 632 under the control of the ejector cylinder 633. Wherein, the upper end surface of the ejector rod 634 is provided with a T-shaped groove 12 penetrating through two sides thereof, and the lower end surface of the connecting plate 635 is integrally connected with a T-shaped plate 13 matched with the T-shaped groove 12.

A first placing position, a second placing position and a third placing position are sequentially formed among the four baffles 636, so that three interfaces can exist on the fixed block 631 at the same time.

As shown in fig. 3, the pushing assembly 63 further includes a reciprocating cylinder 637 fixedly connected to the mounting plate 1, and a reciprocating rod is fixedly connected to an end of a piston rod of the reciprocating cylinder 637, and penetrates through the horizontal portion of the stabilizing strip 36 and is fixedly connected to a side wall of the sliding plate 632. A pushing cylinder 638 fixedly connected with the mounting plate 1 is further arranged above the reciprocating cylinder 637, a pushing rod is fixedly connected to the end of a piston rod of the pushing cylinder 638, and the pushing rod penetrates through a vertical portion of the stabilizing strip 36 and can push a connector on the sliding block 33 to the sliding plate 632.

For improving the stability of the reciprocating rod and the push rod in the stretching process, the mounting plate 1 is fixedly connected with a second guide block 639 penetrated by the reciprocating rod and the push rod.

As shown in fig. 2 and 6, the pressing assembly 61 includes two supporting columns 611 fixedly connected to the mounting plate 1, the two supporting columns 611 are respectively located at two sides of the fixing block 631, a cross beam is fixedly connected to top ends of the two supporting columns 611, a pressing cylinder 612 having a piston rod penetrating through the cross beam is fixedly connected to an upper end of the cross beam, and a pressing block 613 is fixedly connected to an end of the piston rod of the pressing cylinder 612. Four guide rods 614 respectively penetrating through four corners of the pressing block 613 are fixedly connected between the fixing block 631 and the cross beam, the pressing block 613 is positioned right above the space between the adjacent three baffle plates 636 close to one side of the stabilizing strip 36, and the width of the pressing block 613 is the same as the interval distance between the three baffle plates 636.

As shown in fig. 1 and 6, decide subassembly 62 and include the cylinder 621 of deciding of fixed connection on mounting panel 1, the piston rod of deciding cylinder 621 is connected with the pole 622 of deciding that runs through one side bracing piece, the tip fixed connection of deciding pole 622 decides blade 623, and the bottom of deciding blade 623 extends to the outside of cutting pole 622 for when cutting pole 622 and driving and decide blade 623 activity, only through deciding blade 623 and pad pasting coil stock contact in order to decide, guaranteed the stability of pad pasting in the process of deciding.

A cutting hole 14 for the cutting rod 622 to pass through is formed in the side wall of the pressing block 613, a cutting groove 15 communicated with the cutting hole 14 is formed in the middle of the bottom wall of the pressing block 613, and a cutting blade 623 passes through the cutting groove 15 to cut the adhesive film between the two interfaces below the pressing block 613.

The repressing assembly 64 includes a repressing cylinder 641 fixedly connected to the mounting plate 1, the repressing cylinder 641 is located at one side of the fixing block 631, and a repressing rod 642 is fixedly connected to an end of a piston rod of the repressing cylinder 641. In order to improve the stability of the repressing rod 642, a third guide block 643 is fixedly connected to the mounting plate 1, and the repressing rod 642 penetrates through the third guide block 643. An installation groove is formed at the end of the compression rod 642, a roller 644 is rotatably connected between two opposite side walls of the installation groove, and the roller 644 is made of rubber or elastomer material.

As shown in fig. 3, the tension adjusting mechanism 5 includes an adjusting cylinder 51 fixedly connected to the mounting plate 1, a piston rod of the adjusting cylinder 51 is located at the top end thereof, a pressing plate 52 is fixedly connected to the top end of the piston rod, and the film roll passes through the lower portion of the pressing plate 52.

A U-shaped positioning block 53 in an inverted buckle shape is fixedly connected above the second guide block 639, and a limiting hole 16 through which the adhesive film passes is formed between the positioning block 53 and the second guide block 639. Two opposite side walls of the positioning block 53 are rotatably connected with tensioning rings 54, and the tensioning rings 54 abut against the upper part of the film in the use process. The upper end face of the positioning block 53 is fixedly connected with an upper limiting block 55, the mounting plate 1 is fixedly connected with a lower limiting block 56, and the upper limiting block 55 and the lower limiting block 56 respectively limit the upper swing range and the lower swing range of the tensioning ring 54.

The working process of the embodiment is as follows:

firstly, a plurality of interfaces are placed on the mounting plate 1, the interfaces on the mounting plate 1 are pushed to be abutted against the abutting plate 35, in addition, the interfaces are additionally placed at the first placing position, the film is pulled out to penetrate through the lower part of the pressing plate 52, the lower part of the tensioning ring 54 and the limiting hole 16, and the end part of the film is adhered to the interface on the fixing block 631.

The feeding cylinder 32 is driven, an interface on the sliding block 33 is pushed to a position between the second guide block 639 and the fixed block 631, the ejection cylinder 633 is driven to drive the baffle 636 to extend out, the reciprocating cylinder 637 is driven to drive the sliding plate 632 and the four baffles 636 to synchronously slide outwards, the feeding cylinder 32 is driven again to retract the baffle 636, the reciprocating cylinder 637 resets to drive the sliding plate 632 and the baffle 636 to reset, and the interface on the original first placing position is driven to the second placing position.

The pushing cylinder 638 is driven to push the interface on the sliding block 33 to a position for placing the interface, and the feeding cylinder 32 is reset after the pushing cylinder 638 is reset. The pressing cylinder 612 is driven, so that the pressing block 613 presses the interfaces on the first placing position and the second placing position and the film roll material simultaneously.

The cylinder 621 is decided in the drive, decides pole 622 and decides the blade 623 and passes from corresponding deciding hole 14 and deciding groove 15 to cut off the pad pasting coil stock on the interface between the position is placed to the position and No. two to the cutting. When the compact heap 613 compresses tightly, the drive adjust cylinder 51 contracts for the clamp plate 52 pulls the pad pasting coil stock downwards, with suitably reducing the tension of pad pasting coil stock, avoids the follow-up first interface of placing the position to remove to No. two in-process of placing the position, and the tension of pad pasting coil stock is too big and leads to the pad pasting to drop.

After the cutting cylinder 621 and the adjusting cylinder 51 are reset, the pressing cylinder 612 is reset. The ejection cylinder 633 is driven again, so that the baffle 636 positions the two interfaces, and the reciprocating cylinder 637 is driven to push the baffle 636 and the sliding plate 632 outwards, so that the interface of the second placing position moves to the third placing position and the interface of the first placing position moves to the second placing position.

The repressing cylinder 641 is driven, the repressing rod 642 extends out and enables the roller 644 to roll over the interface on the third placement position, so that the pasting firmness of the film is further improved, and the repressing cylinder 641 is reset. And finally, resetting the ejection cylinder 633 and the reciprocating cylinder 637 to enable the original first placing position to be continuously vacant, and repeatedly pasting and cutting the interfaces one by one.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The film pasting device for the audio and video interface is characterized in that: the film winding device comprises a mounting plate (1), wherein a feeding mechanism (3), a film winding mechanism (4), a tension adjusting mechanism (5) and a film sticking mechanism (6) are arranged on the mounting plate (1);

the film sticking mechanism (6) comprises a pressing component (61), a cutting component (62) and a pushing component (63);

the mounting plate (1) is provided with a fixing block (631), the pushing assembly (63) comprises a plurality of baffle plates (636) which are arranged on the fixing block (631) in a telescopic mode, an ejection cylinder (633) which can control the plurality of baffle plates (636) to stretch synchronously is arranged below the mounting plate (1), the mounting plate (1) is provided with a pushing cylinder (638), the pushing cylinder (638) can push an interface in the feeding mechanism (3) to a position between adjacent baffle plates (636) which are close to the pushing cylinder (638), and the pressing assembly (61) is located right above the position between adjacent baffle plates (636) which are close to the pushing cylinder (638);

the feeding mechanism (3) comprises a feeding plate (31) arranged on a mounting plate (1), a feeding cylinder (32) is arranged on the mounting plate (1), a piston rod of the feeding cylinder (32) is connected with a sliding block (33) located at the tail end of the feeding plate (31), abdicating grooves (7) penetrating through the two ends of the feeding plate (31) and the sliding block (33) are formed in the feeding plate (31) and the sliding block (33), two opposite inner walls of each abdicating groove (7) are provided with limiting strips (8), and the sliding block (33) can be pushed to a position between a pushing component (63) and a pressing component (61) by the feeding cylinder (32); the upper end surface of the fixed block (631) is provided with a moving groove (9), the bottom of the moving groove (9) is provided with a sliding plate (632), the baffles (636) penetrate through the sliding plate (632), and a connecting plate (635) is fixedly connected below the sliding plate (632);

the tension adjusting mechanism (5) comprises an adjusting cylinder (51) arranged on the mounting plate (1), a piston rod of the adjusting cylinder (51) is positioned at the top end and is connected with a pressing plate (52), and the adhesive film penetrates through the lower part of the pressing plate (52); a positioning block (53) is arranged on the mounting plate (1), a limiting hole (16) for the sticking film to pass through is formed in the upper end of the positioning block (53), two opposite side walls of the positioning block (53) are rotatably connected with tensioning rings (54), and the tensioning rings (54) are abutted to the upper side of the sticking film; the up end of locating piece (53) is provided with upper limit block (55), be provided with lower limit block (56) on mounting panel (1), upper limit block (55) and lower limit block (56) limit the upper and lower range of swinging of tensioning ring (54) respectively.

2. The film sticking device of the audio/video interface according to claim 1, wherein: the sliding plate (632) is arranged at the bottom of the moving groove (9) in a sliding mode, the bottom of the moving groove (9) is provided with a moving groove (11) for the connecting plate (635) to move, a piston rod of the ejection cylinder (633) is connected with an ejection rod (634) which penetrates through the mounting plate (1) and the fixing block (631) and is located in the moving groove (11), the ejection rod (634) is arranged in a sliding mode with the connecting plate (635), and the mounting plate (1) is provided with a reciprocating cylinder (637) which drives the sliding plate (632) to slide.

3. The film sticking device of the audio/video interface according to claim 1, wherein: compress tightly subassembly (61) including two support columns (611) that set up on mounting panel (1), two be provided with the crossbeam on support column (611), be provided with piston rod on the crossbeam and run through compressing cylinder (612) of crossbeam, the piston rod tip that compresses tightly cylinder (612) is provided with compact heap (613), be provided with guide bar (614) that a plurality of compress lumps (613) run through between fixed block (631) and the crossbeam.

4. The film sticking device of the audio/video interface according to claim 3, wherein: decide subassembly (62) including setting up deciding cylinder (621) on mounting panel (1), the piston rod of deciding cylinder (621) is connected with and runs through pole (622) of deciding of a support column (611), blade (623) are decided to the tip fixedly connected with of deciding pole (622), the bottom of deciding blade (623) extends to the outside of deciding pole (622).

5. The film sticking device of the audio/video interface according to claim 1, wherein: the mounting plate (1) is provided with repressing subassembly (64) in one side of fixed block (631), repressing subassembly (64) is including repressing cylinder (641), the piston rod of repressing cylinder (641) is connected with repressing pole (642), the tip of repressing pole (642) rotates and is connected with gyro wheel (644), gyro wheel (644) are made by elastic material.