CN214362558U

CN214362558U - Antibacterial PET protection film

Info

Publication number: CN214362558U
Application number: CN202023172908.0U
Authority: CN
Inventors: 赵兵
Original assignee: Dongguan Shenfeng Photoelectric Technology Co ltd
Current assignee: Dongguan Shenfeng Photoelectric Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-08
Anticipated expiration: 2030-12-24

Abstract

The utility model belongs to the technical field of the production of PET protection film and specifically relates to a relate to an antibiotic PET protection film, including reel and protection film body, the protection film is convoluteed on the reel, the both sides wall of reel can be dismantled and be connected with the reference column, all be provided with the guide post on two reference columns, be provided with the guide way that corresponds with the guide post on two reference columns, the one end of each guide post is inserted in the guide way, the cooperation of sliding of guide post and guide way, be provided with the mounting panel between two guide posts, the one end of mounting panel is connected with the rotation post, the rotation post rotates with two guide posts to be connected, the other end of mounting panel can be dismantled and be connected with the cutting knife, and the one end that the mounting panel was kept away from to the cutting knife is contradicted the cooperation with the lateral wall of protection film body. When needing to cut the protection film body, the cutting knife contradicts the protection film body under the rotation of rotating the post, and people just can cut along the cutting knife, and this application has the effect that people of being convenient for cut the protection film main part.

Description

Antibacterial PET protection film

Technical Field

The application relates to the field of PET protection film production, especially relates to an antibacterial PET protection film.

Background

The PET protective film is made by taking a plastic film or an aluminum-plastic composite material and the like as base materials, coating a silica gel pressure-sensitive adhesive on one surface of the base materials, making a coiled material, cutting the coiled material, and sticking the cut material on the surface of an electronic product, so that the surface of the electronic product can be effectively prevented from being scratched or polluted.

Among the prior art, an antibiotic PET protection film generally includes reel and protection film body, protection film body twines on the reel, protection film body includes silicon pressure sensitive adhesive layer PET layer and antibiotic layer, antibiotic layer sets up respectively in the both sides surface on PET layer with silicon pressure sensitive adhesive layer, in order to play antibiotic effect, when needs cut the PET protection film, need manually tear the protection film body and tear the protection film body off, easily make the protection film body damage the deformation at the in-process of tearing, cause the wasting of resources, the event needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the protection film body is torn manually and easily leads to the deformation, this application provides an antibiotic PET protection film.

The application provides an antibacterial PET protection film adopts following technical scheme:

the utility model provides an antibiotic PET protection film, includes reel and protection film body, the protection film coil on the reel, the both sides wall of reel can be dismantled and be connected with the reference column, two all be provided with the guide post on the reference column, two be provided with on the reference column with the guide way that the guide post corresponds, each the one end of guide post is inserted in the guide way, the guide post with the cooperation of sliding of guide way, two be provided with the mounting panel between the guide post, the one end of mounting panel is connected with rotates the post, rotate post and two the guide post rotates to be connected, the other end of mounting panel can be dismantled and be connected with the cutting knife, just the cutting knife is kept away from the one end of mounting panel with the lateral wall conflict cooperation of protection film body.

Through adopting above-mentioned technical scheme, add the reference column on the reel, set up the guide way that supplies the guide post holding on the reference column to the mounting panel direction, make the cutting knife of installing on the mounting panel be difficult for the skew to walk the position, when needs cutting protection film body, the cutting knife is contradicted protection film body under the rotation of rotation post, and people just can be through pressing down the mounting panel, and the cutting knife cuts protection film body under the pressure effect, thereby solves the manual yielding problem of tearing protection film main part.

Preferably, the both ends of reel all are provided with and are used for the setting element of reference column location, the locating lever set up in on the reference column, the reference column is kept away from the one end of reel is provided with the constant head tank, the locating lever run through the constant head tank and with the cooperation of pegging graft of constant head tank, the locating lever with be provided with the closure piece that is used for locking and unblock locating lever between the reel.

Through adopting above-mentioned technical scheme, the reference column has played the positioning action to the reference column, utilizes the closure to make the reference column lock in the reel simultaneously to people are fixed in on the reel with the reference column.

Preferably, the locking piece is an insertion block, two insertion blocks are arranged at two ends of the positioning rod, the side wall of the winding drum is provided with insertion holes corresponding to the insertion blocks, and the insertion blocks are in insertion fit with the corresponding insertion holes.

Through adopting above-mentioned technical scheme, the cooperation of pegging graft of inserted block and jack is made the locating lever be fixed in on the reel to make the reference column be fixed in reel lateral wall, easy operation.

Preferably, the end of the insert block inserted into the jack and the bottom of the jack hole are provided with magnet pieces which attract each other.

Through adopting above-mentioned technical scheme, the setting up of magnet piece strengthens the stability between inserted block and the jack, makes the inserted block be difficult for breaking away from the jack.

Preferably, a spring is connected between the guide column and the bottom of the guide groove.

Through adopting above-mentioned technical scheme, reset spring's setting has played the effect that resets to the guide post, when people need cut protection film body, presses down the mounting panel and makes guide post compression reset spring, and the mounting panel moves down to can be applicable to the protection film body of different thickness, reset spring can be with guide post automatic re-setting owing to have elastic restoring force, provides the space for the required protection film body that pulls out, so that follow-up people pull out protection film body.

Preferably, the guide post inserts the one end of guide way is provided with first stopper, the guide way notch is provided with the second stopper, works as when the spring is in natural state, first stopper with the conflict cooperation of second stopper.

Through adopting above-mentioned technical scheme, first stopper has played limiting displacement to the guide post with the second stopper, makes the guide post be difficult for breaking away from the guide way.

Preferably, one end of the cutting knife is provided with a plurality of elastic clamping blocks, one end of the mounting plate is provided with clamping holes corresponding to the elastic clamping blocks, and each elastic clamping block is in clamping fit with the corresponding clamping hole.

Through adopting above-mentioned technical scheme, the installation and the dismantlement of the cutting knife of being convenient for are connected the cooperation with the card hole joint to elasticity fixture block to the subsequent change of cutting knife is convenient for.

Preferably, the protection film main part includes PET layer and silicon pressure sensitive adhesive layer, silicon pressure sensitive adhesive layer set up in a surface on PET layer, silicon pressure sensitive adhesive layer keeps away from a surface on PET layer is provided with from the type layer.

By adopting the technical scheme, the release layer is additionally arranged on one surface of the silica gel pressure-sensitive adhesive layer, so that dust or impurities are not easy to adhere to the silica gel pressure-sensitive adhesive layer.

Preferably, one surface of the PET layer, which is far away from the silicon pressure-sensitive adhesive layer, is provided with an anti-scratch layer.

Through adopting above-mentioned technical scheme, the setting of anti layer of scraping has played the abrasionproof effect, improves the wearability on PET layer, reduces the PET layer and is scratched.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the positioning column is additionally arranged on the winding drum, the positioning column is provided with a guide groove for accommodating the guide column so as to guide the mounting plate, so that the cutting knife mounted on the mounting plate is not easy to deviate and move, when the protective film body needs to be cut, the cutting knife is abutted against the protective film body under the rotation of the rotating column, and the problem that the protective film body is easy to deform when being manually torn is solved;

2. the arrangement of the spring has a reset effect on the guide post, when people need to cut the protective film body, the mounting plate is pressed to enable the guide post to compress the reset spring, and the mounting plate moves downwards, so that the protective film body cutting device is suitable for protective film bodies with different thicknesses;

3. the elastic clamping block is matched with the clamping hole in a clamping manner, so that the cutting knife can be conveniently mounted and dismounted, and the subsequent replacement of the cutting knife is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of a protective film body according to an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a plan sectional view of an embodiment of the present application;

fig. 4 is a schematic view of an assembly relationship between a cutting knife and a mounting plate according to an embodiment of the present application.

Description of reference numerals: 1. a protective film body; 101. an antimicrobial layer; 102. a PET layer; 103. a silicon pressure sensitive adhesive layer; 104. a release paper layer; 2. a reel; 3. a positioning column; 4. mounting a plate; 5. rotating the column; 6. a guide post; 7. a guide groove; 8. a first stopper; 9. a second limiting block; 10. a spring; 11. positioning a rod; 12. positioning a groove; 13. inserting a block; 14. a jack; 15. a magnet piece; 16. shifting blocks; 17. an elastic clamping block; 18. a clamping hole; 19. a cutting knife.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an antibacterial PET protection film. Referring to fig. 1 and 2, an antibacterial PET protective film includes a roll 2 and a protective film body 1, and the protective film body 1 is wound on the roll 2. The protective film main body comprises a PET layer 102 and a silicon pressure sensitive adhesive layer 103, the silicon pressure sensitive adhesive layer 103 is arranged on one surface of the PET layer 102, and a release paper layer 104 is bonded on one surface, far away from the PET layer 102, of the silicon pressure sensitive adhesive layer 103, so that dust and dirt are reduced from being adhered to the surface of the silicon pressure sensitive adhesive layer 103. In addition, the surface of the PET layer 102 far away from the silicon pressure sensitive adhesive layer 103 is provided with an antibacterial layer 101, and the antibacterial layer 101 can be made of PMMA material to play the role of antibiosis and scratch resistance.

Referring to fig. 2 and 3, in order to facilitate cutting of the protective film body 1, positioning columns 3 are detachably connected to both side walls of the roll 2 in the width direction, and the positioning columns 3 are disposed in a rectangular shape. Both ends of the width direction of reel all are provided with the locating lever 11 that is used for reference column 3 to fix a position, and locating lever 11 sets up on reel 2, and locating column 3 keeps away from the one end of reel 2 and has seted up constant head tank 12, and constant head tank 12 runs through the setting along the width direction of locating lever 11. The positioning rod 11 penetrates through the positioning groove 12 and is in insertion fit with the positioning groove 12, so that the positioning column 3 is preliminarily positioned on the winding drum 2.

A locking piece for locking and unlocking the positioning rod 11 is further disposed between the positioning rod 11 and the winding drum 2, and in this embodiment, the locking piece is an insertion block 13. Two inserts 13 weld in the length direction's of locating lever 11 both ends, and two jacks 14 that correspond with each insert 13 are seted up to the lateral wall of reel 2 simultaneously, and insert 13 and the cooperation of pegging graft of corresponding jack 14 are fixed on reel 2 with locating lever 11 from this to make reference column 3 tightly pressed from both sides by locating lever 11 and reel 2. The magnet pieces 15 which attract each other are adhered to one end of the insertion block 13 inserted into the insertion hole 14 and the bottom of the insertion hole 14, so that the stability between the insertion block 13 and the insertion hole 14 can be enhanced, and the insertion block 13 is not easy to separate from the insertion hole 14.

Referring to fig. 3 and 4, a mounting plate 4 is disposed between the two positioning columns 3, the mounting plate 4 is disposed in a rectangular shape, a cutting knife 19 for cutting the protective film body 1 is disposed at one end of the mounting plate 4 in the width direction, and the cutting knife 19 is disposed along the length direction of the mounting plate 4. In this embodiment, one end of the cutting knife 19 away from the mounting plate 4 is a blade, the blade abuts against the protective film body 1, the other end of the cutting knife is connected with a plurality of elastic blocks 17, the number of the elastic blocks 17 is three, and the three elastic blocks 17 are arranged along the width direction of the cutting knife 19. Three clamping holes 18 are formed in one end of the corresponding mounting plate 4, and the three clamping holes 18 are formed along the length direction of the mounting plate 4. Each elastic clamping block 17 is matched with the corresponding clamping hole 18 in a clamping manner, so that the mounting plate 4 and the cutting knife 19 can be mounted and dismounted conveniently, and the cutting knife 19 can be replaced conveniently.

One end of the mounting plate 4 is fixedly connected with a rotating column 5, and two ends of the rotating column 5 in the length direction are rotatably connected with guide columns 6. The two positioning columns 3 are provided with guide grooves 7 corresponding to the guide columns 6 on the surfaces of one sides in the length direction, and the guide grooves 7 are arranged in the length direction of the positioning columns 3. One end of each guide post 6 is inserted into the guide groove 7, and the guide posts 6 are in sliding fit with the guide grooves 7.

Referring to fig. 3, a return spring 10 is fixedly connected between each guide post 6 and the bottom of the corresponding guide groove 7. A first limiting block 8 is welded at one end, inserted into the guide groove 7, of the guide column 6, and a second limiting block 9 used for limiting the position of the first limiting block 8 is welded at the notch of the guide groove. When pressing down mounting panel 4, make guide post 6 compression spring 10 to make cutting knife 19 descend and contradict in the surface of protection film body 1, so also make cutting knife 19 cut protection film body 1, also can adjust according to the thickness of protection film body 1. When spring 10 was in natural state, first stopper 8 contradicted the cooperation with second stopper 9, and guide post 6 stretches out guide way 7 automatically under spring 10's effect this moment, and protection film body 1 is kept away from to mounting panel 4 to the people's pulling protection film body 1 of being convenient for. In addition, the one end welding that cutting knife 19 was kept away from to mounting panel 4 has the shifting block 16 that is the arc setting, and shifting block 16 sets up along the length direction of mounting panel 4 to people stir and press mounting panel 4.

It should be noted that, set up the perforation on second stopper 9 earlier during the installation and make second stopper 9 cover locate the guide post 6 on, then weld first stopper 8 in the one end of guide post 6, weld second stopper 9 again after first stopper 8 and guide post 6 insert in guide way 7, after the guide post 6 has been installed, can rotate the one end that rotates post 5 and guide post 6 and keep away from first stopper 8 and be connected.

The implementation principle of an antibiotic PET protection film of this application embodiment is: pressing down mounting

panel

4, 6 compression spring 10 of guide post make cutting knife 19 be close to protection film body 1, and cutting knife 19 contradicts protection film body 1 under the rotation of rotating post 5 simultaneously to solve the manual yielding problem of tearing protection film body 1.

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

Claims

1. The utility model provides an antibiotic PET protection film, includes reel (2) and protection film body (1), the protection film coil wound on reel (2), its characterized in that: the two side walls of the winding drum (2) are detachably connected with positioning columns (3), guide posts (6) are arranged on the two positioning columns (3), guide grooves (7) corresponding to the guide posts (6) are arranged on the two positioning columns (3), one end of each guide post (6) is inserted into the guide groove (7), the guide posts (6) are matched with the guide grooves (7) in a sliding way, a mounting plate (4) is arranged between the two guide posts (6), one end of the mounting plate (4) is connected with a rotating column (5), the rotating column (5) is rotationally connected with the two guide columns (6), the other end of the mounting plate (4) is detachably connected with a cutting knife (19), and one end of the cutting knife (19) far away from the mounting plate (4) is in interference fit with the side wall of the protective film body (1).

2. The protective film of claim 1, wherein: the both ends of reel (2) all are provided with and are used for the setting element of reference column (3) location, locating lever (11) set up in on reference column (3), reference column (3) are kept away from the one end of reel (2) is provided with constant head tank (12), and locating lever (11) run through constant head tank (12) and with constant head tank (12) cooperation of pegging graft, locating lever (11) with be provided with the closure piece that is used for locking and unblock locating lever (11) between reel (2).

3. The protective film of claim 2, wherein: the locking piece is inserted block (13), two inserted block (13) set up in the both ends of locating lever (11), the lateral wall of reel (2) be provided with jack (14) that inserted block (13) correspond, inserted block (13) with correspond jack (14) are pegged graft the cooperation.

4. The protective film of claim 3, wherein: one end of the insertion block (13) inserted into the insertion hole (14) and the hole bottom of the insertion hole (14) are respectively provided with a magnet piece (15) which are mutually attracted.

5. The protective film of claim 1, wherein: a spring (10) is connected between the guide post (6) and the bottom of the guide groove (7).

6. The protective film of claim 5, wherein: the guide post (6) is inserted the one end of guide way (7) is provided with first stopper (8), guide way (7) notch is provided with second stopper (9), works as when spring (10) is in natural state, first stopper (8) with the cooperation of contradicting of second stopper (9).

7. The protective film of claim 1, wherein: the protective film main part comprises a PET layer (102) and a silicon pressure sensitive adhesive layer (103), wherein the silicon pressure sensitive adhesive layer (103) is arranged on one surface of the PET layer (102), and a release paper layer (104) is arranged on one surface, far away from the PET layer (102), of the silicon pressure sensitive adhesive layer (103).

8. The protective film of claim 7, wherein: and an anti-scratch layer (101) is arranged on one surface of the PET layer, which is far away from the silicon pressure sensitive adhesive layer.