CN221775267U - Auxiliary positioning device for mobile phone case film application - Google Patents

Abstract

The utility model belongs to the technical field of mobile phone shell film sticking, and particularly relates to an auxiliary positioning device for mobile phone shell film sticking, which comprises a fixed frame, wherein an upper cover is rotatably arranged at the top opening of the fixed frame through a hinge piece, and I-shaped storage grooves are symmetrically formed in the bottom surface of an inner cavity of the fixed frame; through setting up rack, gear and knob one and knob two and fixed plate etc for this device is applicable to fix a position the cell-phone of equidimension, different models, is in steady state when the pad pasting to the cell-phone, has changed the narrow nature of traditional pad pasting device "one machine one usefulness", very big reinforcing suitability, through setting up the bubble subassembly, utilize going to carry out effectual extrusion laminating between bubble membrane and the cell-phone screen to the rubber pad in the bubble subassembly, avoid the cell-phone membrane to produce the bubble when laminating mutually with the cell-phone screen, improved traditional pad pasting device can only carry out attached but need artifical later stage to carry out the inconvenience of scraping bubble again to the attached cell-phone membrane with cell-phone membrane.

Description

Auxiliary positioning device for mobile phone shell film

Technical Field

The utility model belongs to the technical field of mobile phone shell film sticking, and particularly relates to an auxiliary positioning device for mobile phone shell film sticking.

Background

At present, a mobile phone is one of the most important communication tools for people, and a screen of the mobile phone is easy to scratch and scratch in the using process, so that the display effect and the attractiveness of the screen of the mobile phone are affected.

For example, chinese patent publication No. CN210759228U discloses an auxiliary film sticking device for sticking film side positioning. The device comprises a lower shell which is provided with a mobile phone cavity matched with the shape of the mobile phone and provided with a positioning bulge; the positioning layer is arranged on the front surface of the film, at least one end part of the positioning layer extends out of the edge of the film, and a positioning groove matched with the positioning protrusion is formed in the end part of the positioning layer; when the positioning groove is matched with the positioning protrusion and the film is contacted with the mobile phone screen, the position of the film is just matched with the position of the mobile phone screen. The utility model has simple structure, and the film is perfectly attached to the screen of the electronic product by positioning the side edge of the film and rotating along the positioned side edge after the positioning is completed. The device enables the film pasting to be completed by individuals without professional personnel.

This patent suffers from several drawbacks in use, such as: the device in this patent can't carry out effectual centre gripping location to the cell-phone of different models, and the suitability is less, in addition, when the pad pasting, still need extra scraper blade instrument to carry out the secondary to the attached cell-phone membrane and remove bubble processing, whole pad pasting means is comparatively loaded down with trivial details and can't carry out effectual processing to the bubble that the cell-phone membrane produced in the laminating process with the cell-phone. In view of this, we propose an auxiliary positioning device for mobile phone shell film sticking.

Disclosure of utility model

The utility model aims to provide an auxiliary positioning device for a mobile phone shell film so as to solve the problems in the background technology.

In view of the above, the present utility model provides an auxiliary positioning device for a mobile phone shell film, comprising:

The upper cover is rotationally arranged at the top opening of the fixed frame through a hinge, I-shaped storage grooves are symmetrically formed in the bottom surface of an inner cavity of the fixed frame, racks are symmetrically and slidingly connected in the storage grooves, the two racks are arranged in a staggered mode, gears are meshed and connected between the two racks and positioned at the center of the storage grooves, a first knob is symmetrically and rotationally connected to the lower surface of the fixed frame, the top end of the first knob penetrates through the lower surface of the fixed frame and extends into the storage grooves to be coaxially connected with the corresponding gears, and a clamping plate is fixedly connected to one end of the rack positioned at the outer side;

The two limiting assemblies are symmetrically arranged, are respectively positioned at the peripheral sides of the two storage grooves and are used for restraining the racks;

the screw hole is formed in one side of the fixed frame, a second knob is arranged on the periphery of the fixed frame, one end of the second knob penetrates through the screw hole and extends to the inner cavity of the fixed frame to be connected with a fixed plate in a rotating mode, and the second knob is in threaded connection with the screw hole;

The two positioning grooves are symmetrically formed in the side wall of the inner cavity of the upper cover, and positioning columns are symmetrically fixed in the positioning grooves;

The bubble removing assembly is positioned on the upper cover and used for removing bubbles generated during mobile phone film pasting.

In this technical scheme, through setting up rack, gear and knob one and knob two and fixed plate etc for this device is applicable to fix a position the cell-phone of equidimension, different models, guarantees that the cell-phone is in steady state when the pad pasting, has changed the narrow nature of traditional pad pasting device "one machine one use", very big reinforcing suitability, in addition, through setting up the bubble subassembly that removes, utilize the rubber pad in the bubble subassembly that removes to carry out effectual extrusion laminating between cell-phone membrane and the cell-phone screen, avoid the cell-phone membrane to produce the bubble when laminating mutually with the cell-phone screen, improved traditional pad pasting device can only carry out attached but need artifical later stage to carry out the inconvenience of scraping bubble again to the attached cell-phone membrane.

In the above technical solution, further, the limiting component includes:

T-shaped groove, the week side in fixed frame lower surface and be close to putting the thing groove is offered to the T-shaped groove, sliding connection has the T-shaped board in the T-shaped groove, fixedly connected with gag lever post on the T-shaped board, and the one end of gag lever post runs through the inner wall in T-shaped groove and extend to put the thing inslot, the other end of gag lever post passes the T-shaped board and cup joints the spring, a plurality of spacing holes that are linear equidistance and distribute have been offered to the lateral wall of rack, gag lever post and spacing hole grafting cooperation.

In this technical scheme, through setting up spacing subassembly for after two racks drive the splint that correspond and carry out the centre gripping to the cell-phone side, can play stable restraint effect, avoid two splint to shift to the outside again.

In the above technical solution, further, the de-bubbling assembly includes:

the displacement hole is formed in the upper cover, the bubble removing push rod which is I-shaped is connected in the displacement hole in a sliding mode, a rubber pad is fixedly connected to the bottom of the bubble removing push rod, and round corners are arranged at the edges of two sides of the bottom of the rubber pad.

In this technical scheme, through setting up the bubble subassembly that removes, utilize the rubber pad to carry out effectual extrusion laminating between cell-phone membrane and the cell-phone screen, avoid cell-phone membrane to produce the bubble when laminating mutually with the cell-phone screen.

In the above technical scheme, further, the lateral wall symmetry of displacement hole has seted up stable groove, sliding connection has the movable column with remove bubble push rod swing joint in stable groove, the lateral wall that removes the bubble push rod has seted up the displacement groove that can hold the movable column and reciprocate.

In this technical scheme, through setting up movable column, avoid removing the bubble push rod and produce the rotation in removing the bubble push rod, played effectual auxiliary stabilization effect to removing the bubble push rod.

In the above technical scheme, further, the inner side surfaces of the fixing plate and the clamping plates are fixedly connected with soft cushions.

In this technical scheme, through setting up the cushion for when carrying out the centre gripping fixed to the mobile phone, can not cause too big pressure to the mobile phone, play effectual guard action to the mobile phone.

In the above technical scheme, further, a round hole is formed in the bottom surface of the inner cavity of the fixed frame and close to the center.

In this technical scheme, through setting up the round hole, convenient to use person takes out the cell-phone in the fixed frame after accomplishing the pad pasting.

In the above technical scheme, further, the lower surface of fixed frame just is close to four corners and all bonds and have anti-skidding callus on the sole.

In this technical scheme, through setting up anti-skidding callus on the sole for this device can be stable place on the desktop, with the stability of increase user when the pad pasting.

The beneficial effects of the utility model are as follows:

1. This auxiliary positioning device for cell-phone shell pad pasting is through setting up rack, gear and knob one and knob two and fixed plate etc for this device is applicable to fix a position the cell-phone of equidimension, different models, guarantees that the cell-phone is in steady state when the pad pasting, has changed the narrow nature of traditional pad pasting device "one machine one use", very big reinforcing suitability.

2. This auxiliary positioning device for cell-phone shell pad pasting is through setting up the bubble subassembly that removes, utilizes the rubber pad that removes in the bubble subassembly to carry out effectual extrusion laminating between cell-phone membrane and the cell-phone screen, avoids the cell-phone membrane to produce the bubble when laminating mutually with the cell-phone screen, has improved traditional pad pasting device and can only carry out the attached but need artifical later stage to carry out the inconvenience of scraping bubble again to attached cell-phone membrane with cell-phone membrane.

Drawings

FIG. 1 is a schematic view of the whole structure of the present utility model (with the upper cover closed);

FIG. 2 is a second schematic overall structure of the present utility model (with the upper cover opened);

FIG. 3 is a cross-sectional view showing the structure of a fixing frame in the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a schematic view showing the structural distribution of the parts in the inner cavity of the fixed frame in the utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5B according to the present utility model;

FIG. 7 is a schematic view of a spacing assembly according to the present utility model;

Fig. 8 is a schematic structural view of a defoaming assembly according to the present utility model.

The label in the figure is:

1. A fixed frame; 2. an upper cover; 3. a storage groove; 4. a rack; 5. a gear; 6. a first knob; 7. a clamping plate; 8. a threaded hole; 9. a second knob; 10. a fixing plate; 11. a soft cushion; 12. a displacement hole; 13. a defoaming push rod; 14. a rubber pad; 15. a positioning groove; 16. positioning columns; 17. a T-shaped groove; 18. a T-shaped plate; 19. a limit rod; 20. a spring; 21. a limiting hole; 22. a round hole; 23. a movable column.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

Referring to fig. 1-8, the present embodiment provides an auxiliary positioning device for a mobile phone shell film, which includes:

The fixing frame 1, the top opening part of the fixing frame 1 is rotationally provided with an upper cover 2 through a hinge piece, the bottom surface of the inner cavity of the fixing frame 1 is symmetrically provided with an I-shaped storage groove 3, racks 4 are symmetrically and slidingly connected in the storage groove 3, the two racks 4 are arranged in an staggered manner, a gear 5 is meshed and connected between the two racks 4 and positioned at the center of the storage groove 3, the lower surface of the fixing frame 1 is symmetrically and rotationally connected with a knob I6, the top end of the knob I6 penetrates through the lower surface of the fixing frame 1 and extends into the storage groove 3 to be coaxially connected with the corresponding gear 5, and one end of the rack 4 positioned at the outer side is fixedly connected with a clamping plate 7;

The two limiting assemblies are symmetrically arranged, are respectively positioned at the peripheral sides of the two storage grooves 3 and are used for restraining the racks 4;

The threaded hole 8 is formed in one side of the fixed frame 1, a second knob 9 is arranged on the periphery of the fixed frame 1, one end of the second knob 9 penetrates through the threaded hole 8 and extends to the inner cavity of the fixed frame 1 to be connected with a fixed plate 10 in a rotating mode, and the second knob 9 is in threaded connection with the threaded hole 8;

The two positioning grooves 15 are symmetrically formed on the side wall of the inner cavity of the upper cover 2, and positioning columns 16 are symmetrically fixed in the positioning grooves 15;

the bubble removing component is positioned on the upper cover 2 and used for removing bubbles generated during mobile phone film pasting.

When the mobile phone fixing frame is used, a user places the mobile phone in the inner cavity of the fixing frame 1, then pulls the limiting component, at the moment, the limiting component does not restrict the racks 4 any more, then rotates the knob one 6, the knob one 6 drives the gear 5 to rotate, the gear 5 drives the racks 4 on two sides to inwards furl, the two racks 4 respectively drive the corresponding clamping plates 7 to inwards displace and clamp and fix the sides of the mobile phone, the upper side and the lower side of the mobile phone are respectively fixed by utilizing the principle, then the knob two 9 is rotated, the knob two 9 displaces towards the inner cavity of the fixing frame 1 and pushes the fixing plate 10 to inwards displace until the fixing plate 10 abuts against the top end or the bottom end of the mobile phone, then the user respectively sleeves the positioning adhesive on the positioning posts 16 on two ends of the mobile phone film on the positioning grooves 15 on two sides and folds the upper cover 2 and the fixing frame 1, then pushes or pulls the foam removing component to attach the mobile phone film to the mobile phone screen, and after attaching, the upper cover 2 is opened, the fixing plates 10 on the two sides and the top end or the bottom end of the mobile phone are sequentially released, and the mobile phone can be taken out from the fixing frame 1.

Through setting up rack 4, gear 5 and knob one 6 and knob two 9 and fixed plate 10 etc for this device is applicable to fix a position the cell-phone of equidimension, different models, guarantees that the cell-phone is in steady state when the pad pasting, has changed the narrow nature of traditional pad pasting device "one machine one use", very big reinforcing suitability, in addition, through setting up the bubble subassembly that removes, utilize to remove to carry out effectual extrusion laminating between bubble subassembly and the cell-phone screen to the rubber pad 14 in the bubble subassembly, avoid the cell-phone membrane to produce the bubble when laminating mutually with the cell-phone screen, improved traditional pad pasting device can only carry out attached but need artifical later stage to carry out again the inconvenience of scraping bubble treatment to the attached cell-phone membrane with cell-phone screen.

Example 2:

The embodiment provides an auxiliary positioning device for mobile phone shell film, which comprises the following technical characteristics except the technical scheme of the embodiment, and the limiting assembly comprises:

T-shaped groove 17, T-shaped groove 17 offer at fixed frame 1 lower surface and be close to the week side of putting thing groove 3, sliding connection has T-shaped plate 18 in T-shaped groove 17, fixedly connected with gag lever post 19 on the T-shaped plate 18, and the one end of gag lever post 19 runs through the inner wall of T-shaped groove 17 and extends to put in the thing groove 3, and the other end of gag lever post 19 passes T-shaped plate 18 and cup joints spring 20, and a plurality of spacing holes 21 that are linear equidistance and distribute have been seted up to rack 4's lateral wall, gag lever post 19 and spacing hole 21 grafting cooperation.

When the two racks 4 drive the corresponding clamping plates 7 to clamp the two sides of the mobile phone to a fixed position respectively, the T-shaped plates 18 are loosened, one end of the limiting rod 19 is inserted into the corresponding limiting hole 21 under the elastic action of the springs 20, the racks 4 are restrained, and the racks 4 on the other side also stop moving under the action of the gears 5.

Through setting up spacing subassembly for after two racks 4 drive corresponding splint 7 and carry out the centre gripping cell-phone side, can play stable restraint effect, avoid two splint 7 to shift to the outside again.

Example 3:

The embodiment provides an auxiliary positioning device for a mobile phone shell film, which comprises the following technical characteristics besides the technical scheme of the embodiment, and a defoaming component comprises:

The displacement hole 12, displacement hole 12 is offered on upper cover 2, and displacement hole 12 sliding connection has the bubble removal push rod 13 that is the I-shaped, and the bottom fixedly connected with rubber pad 14 of bubble removal push rod 13, the bottom both sides edge department of rubber pad 14 is equipped with the fillet.

When the film is pasted or the auxiliary bubble removal is performed, the user presses down the bubble removal push rod 13, the rubber pad 14 below the bubble removal push rod 13 props against the mobile phone film and is attached to the mobile phone screen, then the user pulls or pushes the bubble removal push rod 13 to gradually attach the mobile phone film to the mobile phone screen according to one direction, and due to the action of the rubber pad 14, bubbles generated in the attaching process of the mobile phone film can be slowly extruded to the edge and removed, so that bubbles cannot exist on the mobile phone screen after the film is pasted.

Through setting up the bubble subassembly that removes, utilize rubber pad 14 to carry out effectual extrusion laminating between cell-phone membrane and the cell-phone screen, avoid the cell-phone membrane to produce the bubble when laminating mutually with the cell-phone screen.

Example 4:

The embodiment provides an auxiliary positioning device for a mobile phone shell film, which comprises the technical scheme of the embodiment, and further has the following technical characteristics that the side wall of a displacement hole 12 is symmetrically provided with a stabilizing groove, a movable column 23 movably connected with a foam removing push rod 13 is slidably connected in the stabilizing groove, and the side wall of the foam removing push rod 13 is provided with a displacement groove capable of accommodating the vertical displacement of the movable column 23.

When the auxiliary film is used for removing bubbles, an operator can press the bubble removing push rod 13, when the bubble removing push rod 13 is pressed down, the movable column 23 can move to the position above the displacement groove, and when the bubble removing push rod 13 is pushed or pulled by a user, the movable column 23 can follow the bubble removing push rod 13 to displace along the stable groove.

Through setting up movable column 23, avoid removing bubble push rod 13 and produce the rotation in removing bubble push rod 13, played effectual auxiliary stabilization effect to removing bubble push rod 13.

Example 5:

The present embodiment provides an auxiliary positioning device for a mobile phone shell film, which includes the following technical features besides the technical scheme of the above embodiment, and the inner sides of the fixing plate 10 and the plurality of clamping plates 7 are fixedly connected with soft cushions 11.

The soft pad 11 has flexibility and large friction force, and can be attached to the side of the mobile phone when the soft pad 11 releases the side of the mobile phone.

By arranging the soft cushion 11, excessive pressure can not be caused on the mobile phone when the mobile phone is clamped and fixed, and the mobile phone can be effectively protected.

Example 6:

the embodiment provides an auxiliary positioning device for a mobile phone shell film, which comprises the technical scheme of the embodiment, and further has the following technical characteristics that a round hole 22 is formed in the bottom surface of an inner cavity of a fixed frame 1 and near the center.

When the film is stuck, and the mobile phone is not in a fixed state, a user can push out the mobile phone from the inner cavity of the fixed frame 1 from bottom to top by penetrating the round hole 22 with fingers.

By arranging the round hole 22, a user can take out the mobile phone from the fixed frame 1 after finishing film pasting.

Example 7:

the embodiment provides an auxiliary positioning device for a mobile phone shell film, which comprises the technical scheme of the embodiment, and further has the following technical characteristics that the lower surface of the fixed frame 1 is adhered with anti-skid foot pads close to four corners.

Wherein, the anti-skid foot pad has a certain height, and when the fixed frame 1 is horizontally placed on the desktop, the T-shaped plate 18 protruding from the lower surface of the fixed frame 1 and the bottom end of the first knob 6 will not contact the desktop.

Through setting up anti-skidding callus on sole for this device can be stable place on the desktop, with the stability of increase user when the pad pasting.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (7)

1. Auxiliary positioning device for cell-phone shell pad pasting, characterized by comprising:

The fixing frame comprises a fixing frame body (1), wherein an upper cover (2) is rotatably arranged at the top opening of the fixing frame body (1) through a hinge piece, I-shaped storage grooves (3) are symmetrically formed in the bottom surface of an inner cavity of the fixing frame body (1), racks (4) are symmetrically and slidably connected in the storage grooves (3), the two racks (4) are arranged in a staggered mode, a gear (5) is meshed and connected between the two racks (4) and positioned in the center of the storage grooves (3), a first knob (6) is symmetrically and rotatably connected to the lower surface of the fixing frame body (1), the top end of the first knob (6) penetrates through the lower surface of the fixing frame body (1) and extends into the storage grooves (3) to be coaxially connected with the corresponding gear (5), and one end of each rack (4) positioned on the outer side is fixedly connected with a clamping plate (7);

The two limiting assemblies are symmetrically arranged, are respectively positioned at the peripheral sides of the two storage grooves (3), and are used for restraining the racks (4);

The screw hole (8) is formed in one side of the fixed frame (1), a second knob (9) is arranged on the periphery of the fixed frame (1), one end of the second knob (9) penetrates through the screw hole (8) and extends to the inner cavity of the fixed frame (1) to be connected with a fixed plate (10) in a rotating mode, and the second knob (9) is in threaded connection with the screw hole (8);

the two positioning grooves (15) are symmetrically formed in the side wall of the inner cavity of the upper cover (2), and positioning columns (16) are symmetrically fixed in the positioning grooves (15);

The foam removing assembly is positioned on the upper cover (2) and used for removing air bubbles generated during mobile phone film pasting.

2. The auxiliary positioning device for a mobile phone shell film according to claim 1, wherein the limiting assembly comprises:

T-shaped groove (17), the week side in fixed frame (1) lower surface and be close to put thing groove (3) is offered in T-shaped groove (17), sliding connection has T-shaped plate (18) in T-shaped groove (17), fixedly connected with gag lever post (19) on T-shaped plate (18), and in the inner wall that the one end of gag lever post (19) runs through T-shaped groove (17) and extends to put thing groove (3), the other end of gag lever post (19) passes T-shaped plate (18) and has cup jointed spring (20), a plurality of spacing holes (21) that are linear equidistance and distribute are offered to the lateral wall of rack (4), gag lever post (19) and spacing hole (21) grafting cooperation.

3. The auxiliary positioning device for a mobile phone shell film according to claim 1, wherein the defoaming component comprises:

The foam removing device comprises a displacement hole (12), wherein the displacement hole (12) is formed in an upper cover (2), an I-shaped foam removing push rod (13) is connected in a sliding mode in the displacement hole (12), a rubber pad (14) is fixedly connected to the bottom of the foam removing push rod (13), and round corners are arranged at the edges of two sides of the bottom of the rubber pad (14).

4. The auxiliary positioning device for the mobile phone shell film according to claim 3, wherein the side wall of the displacement hole (12) is symmetrically provided with a stabilizing groove, a movable column (23) movably connected with the foam removing push rod (13) is slidably connected in the stabilizing groove, and the side wall of the foam removing push rod (13) is provided with a displacement groove capable of accommodating the up-and-down displacement of the movable column (23).

5. The auxiliary positioning device for the mobile phone shell film according to claim 1, wherein the inner side surfaces of the fixing plate (10) and the clamping plates (7) are fixedly connected with soft cushions (11).

6. The auxiliary positioning device for the mobile phone shell film according to claim 1, wherein a round hole (22) is formed in the bottom surface of the inner cavity of the fixed frame (1) and near the center.

7. The auxiliary positioning device for the mobile phone shell film according to claim 1, wherein anti-skid foot pads are adhered to the lower surface of the fixed frame (1) and close to four corners.