CN209440966U - Protective film for camera module - Google Patents

Abstract

A kind of protective film for camera module, for protecting the camera lens of the camera module.The protective film includes a photic zone, a layer of silica gel and a moulding.The layer of silica gel has an at least first through hole, and the layer of silica gel is used to the protective film being attached at the camera module.The moulding is made up of Shooting Technique; and the moulding is located between the photic zone and the layer of silica gel; wherein the moulding has at least one second through-hole; and often second through-hole is aligned with the corresponding first through hole to form an accommodating chamber; wherein when the protective film is for when being accordingly attached at the camera module; the accommodating chamber is used to accommodate a part of the camera lens of the camera module, enables the camera lens injected through the euphotic light and be housed inside the accommodating chamber.

Description

Protective film for camera module

Technical field

The utility model relates to camera module technical field, the protective film for being used for camera module more particularly to one.

Background technique

Component of the camera lens as imaging indispensability in camera module, the surface quality (such as surface cleanness etc.) of camera lens It is directly related to the quality of mould group imaging.And direct protection assistant of the protective film as camera lens, in the turnover, transport, life of product During production, to preventing, camera lens from being scratched and pollution plays a key role.

In general, after camera module completes AA technique, it is necessary to attach protective film, timely to prevent camera lens dirty Dye and scuffing.The middle layer of existing protective film is usually hard foam material foam part made of die-cutting process.Though The right existing protective film can protect the camera lens of camera module to a certain extent, but the existing protective film but has one A little defects and problem.

Firstly, the foam part of the existing protective film can generate many clasts after cross cutting, in this way in existing protective film It is attached at after camera module, these clasts are easy to adhere on camera lens, and then pollute camera lens.

Second, since bubbles work as pumping after product has attached the protective film in the foam part of existing protective film When vacuum, which is easy by compressive deformation, so that the glue-line in the protective film is easy to stick on camera lens, to pollute mirror Head.

Third, when tearing the existing protective film, which is easy layering or rupture, and part is caused to be protected Film remains on camera module, this can serious ground contamination camera lens.

4th, the foam part of the existing protective film is made up of die-cutting process, causes its machining accuracy lower, is difficult to do Match to the camera lens with camera module, in this way when attaching protective film, usually influences camera lens because size cannot precisely match Protection.

Finally, the foam part of the existing protective film leads to foam part because of the limitation of hard foam material self property Most leptoprosopy cannot further decrease, and be unable to satisfy requirement of the smaller and smaller mould set product to small size.

Utility model content

The one of the utility model is designed to provide a protective film for camera module, can protect camera module Camera lens is contaminated and/or is scratched to prevent the camera lens.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the protective film can substitute the foam part in existing protective film using moulded parts, help to overcome bubble Cotton part defect because of caused by itself material, such as easily-deformable, easily rupturable, easy layering etc..

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the moulded parts of the protective film can be made up of Shooting Technique, help to improve the processing of the moulded parts Precision, precisely to be matched with the camera lens of camera module.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the moulded parts is made of ABS material, is not likely to produce clast, help avoid the protective film itself dirt Contaminate camera lens.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the lesser moulded parts of most narrow side can be made by injection molding, help further to produce narrow side smaller Protective film, to meet requirement of the camera module to protective film of smaller size.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the outer peripheral edge of the moulded parts has stepped construction, can be used for for a plastic pin reserved space, to avoid Assembling is double to take the photograph mould group or tears the protective film when taking the photograph mould group more, helps to simplify assembling procedure, shortens built-up time.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the protective film has accommodating chamber, to inject through euphotic light and is partially housed in The camera lens of the camera module of the accommodating chamber, so as in the case where not tearing the protective film, it will be able to camera module into The test of row properties.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the thickness of different piece is different in the moulded parts, double take the photograph mould group to compensate or takes the photograph different in mould group more Difference in height between sub- camera module.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the protective film include color wheat draw layer, distinguish the protective film will pass through the difference of color.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the protective film includes that color tears hand layer, facilitates in pad pasting or dyestripping, provides and grab for machine or manpower Hand.

The another object of the utility model is the protective film for providing one for camera module, wherein in the utility model An embodiment in, the protective film, which can be avoided in dyestripping the protective film, leads to part protective film still because layering occurs Remain on camera module, and then avoids pollution camera lens.

The another object of the utility model is the protective film for providing one for camera module, wherein above-mentioned in order to reach Purpose does not need the structure using expensive material or complexity in the present invention.Therefore, the utility model is successful and effective Ground provides a solution, not only provides one and is simply to the protective film of camera module, while also adding described for taking the photograph As the practicability and reliability of the protective film of mould group.

In order to realize above-mentioned at least a purpose of utility model or other objects and advantages, the utility model provides one and is used for The protective film of camera module, for protecting the camera lens of the camera module, comprising:

One photic zone；

One layer of silica gel, wherein the layer of silica gel has an at least first through hole, and the layer of silica gel is used for the guarantor Cuticula is attached at the camera module；And

One moulded parts, wherein the moulded parts is between the photic zone and the layer of silica gel, wherein the moulded parts It aligns at least one second through-hole, and per second through-hole with the corresponding first through hole to form one and accommodate Chamber, wherein when the protective film is for when being accordingly attached at the camera module, the accommodating chamber to be for accommodating the camera shooting mould A part of the camera lens of group, enables the mirror injected through the euphotic light and be housed inside the accommodating chamber Head.

In some embodiments of the utility model, the moulded parts includes a first part and one from the first part The second part integrally extended, wherein the thickness of the first part is greater than the thickness of the second part, and the mould Second through-hole of product is located at first and second part of the moulded parts.

In some embodiments of the utility model, the thickness of first and second part of the moulded parts is used respectively It is designed according to double height for taking the photograph mould group neutron camera module, to compensate the height that this pair takes the photograph the sub- camera module of this in mould group Difference.

In some embodiments of the utility model, the moulded parts includes the part of multiple and different thickness, and described The thickness of every part is respectively used to be designed according to the height for more taking the photograph mould group neutron camera module in moulded parts, more to compensate this Take the photograph the difference in height of the sub- camera module of this in mould group.

In some embodiments of the utility model, the moulded parts is equipped with a peripheral groove, wherein the peripheral groove is located at The outer peripheral edge of the moulded parts, so that the outer peripheral edge of the moulded parts has stepped construction, for being that dispensing needle head is pre- Spacing.

In some embodiments of the utility model, the shapes and sizes of the peripheral groove of the moulded parts are used for basis The dispensing needle head is designed.

In some embodiments of the utility model, the size of first and second through-hole is used for according to the camera module The camera lens be designed, match for the camera lens with the camera module.

In some embodiments of the utility model, the protective film further includes one first glue-line and one second glue-line, Wherein first glue-line is arranged between the photic zone and the moulded parts, described for the photic zone to be adhered to The side of moulded parts is used for wherein second glue-line is arranged between the layer of silica gel and the moulded parts by the silicon Glue-line is adhered to the other side of the moulded parts.

In some embodiments of the utility model, the protective film further includes a label layer, wherein the label layer It is arranged between the photic zone and first glue-line, for distinguishing the protective film by the label layer.

In some embodiments of the utility model, the layer of silica gel tears hand region including an attached area and one, wherein The hand region of tearing integrally extends outwardly from the side of the attached area, and is located at the attaching per the first through hole Region.

In some embodiments of the utility model, the hand region of tearing of the layer of silica gel passes through the inviscid processing in part To eliminate viscosity.

In some embodiments of the utility model, the protective film further includes that a color tears hand layer, wherein the face Color, which tears hand layer and is adhered to the described of the layer of silica gel, tears hand region, and the color is torn hand layer and is located in the layer of silica gel far Side from the moulded parts.

By the understanding to subsequent description and attached drawing, the further purpose of the utility model and advantage will be able to abundant body It is existing.

The these and other objects of the utility model, feature and advantage, by following detailed descriptions, attached drawing and right are wanted It acquires to fully demonstrate.

Detailed description of the invention

Fig. 1 is an example of the protective film for camera module of an embodiment according to the present utility model.

Fig. 2 is the perspective view of the explosion of the protective film of above-described embodiment according to the present utility model.

Fig. 3 is the schematic cross-sectional view of the protective film of above-described embodiment according to the present utility model.

Fig. 4 and Fig. 5 shows the first deformation implementation side of the protective film of above-described embodiment according to the present utility model Formula.

Fig. 6 and Fig. 7 shows the second deformation implementation side of the protective film of above-described embodiment according to the present utility model Formula.

Fig. 8 and Fig. 9 shows the third deformation implementation side of the protective film of above-described embodiment according to the present utility model Formula.

Figure 10 and Figure 11 shows the 4th deformation implementation of the protective film of above-described embodiment according to the present utility model Mode.

Figure 12 is the flow diagram of the manufacturing method of the protective film of an embodiment according to the present utility model.

Specific embodiment

It is described below for disclosing the utility model so that those skilled in the art can be realized the utility model.It retouches below Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It is retouched following The basic principle of the utility model defined in stating can be applied to other embodiments, deformation scheme, improvement project, etc. Tongfangs The other technologies scheme of case and the spirit and scope without departing from the utility model.

It will be understood by those skilled in the art that in the exposure of the utility model, term " longitudinal direction ", " transverse direction ", "upper", The orientation of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, without It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore on Stating term should not be understood as limiting the present invention.

In the present invention, term " one " is interpreted as " one or more " in claim and specification, i.e., one A embodiment, the quantity of an element can be one, and in a further embodiment, the quantity of the element can be multiple. Unless clearly illustrate in the exposure of the utility model the element quantity only one, otherwise term " one " can not be interpreted as Unique or single, term " one " should not be understood as the limitation to quantity.

It is used for description purposes only in the description of the present invention, it should be understood that belonging to " first ", " second " etc., And it should not be understood as indicating or implying relative importance.In the description of the utility model, it should be noted that unless otherwise bright True regulation and restriction, belongs to " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, is also possible to removable It unloads connection or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be and be directly connected to, be also possible to lead to Medium is crossed to link indirectly.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be Concrete meaning in utility model.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into Row combination and combination.

With reference to figures 1 through shown in Fig. 3, the protective film of an embodiment according to the present utility model is elucidated with, wherein the guarantor Cuticula 10 includes a photic zone 11, a layer of silica gel 12 and a moulded parts 13, wherein the moulded parts 13 is located at the photic zone Between 11 and the layer of silica gel 12.The photic zone 11 is for only allowing light to penetrate.The layer of silica gel 12 has at least 1 the One through-hole 120, and the layer of silica gel 12 is used to the protective film 10 being attached at camera module 20.The moulded parts 13 has At least one second through-hole 130, and aligned per second through-hole 130 with the corresponding first through hole 120, to form one Accommodating chamber 100.When the protective film 10 is accordingly attached at the camera module 20, the accommodating chamber 100 can be accommodated A part (the protrusion part of such as camera lens 21) of the camera lens 21 of the camera module 20, so that through the light of the photic zone 11 Line can inject the camera lens 21 for being partially housed in the accommodating chamber 100.

In this way, the protective film 10 is contaminated and/or scratches same in the camera lens 21 for preventing the camera module 20 When, and the performance test of the camera module 20 will not be interfered, so as in the case where not tearing protective film 10, it will be able to Various performance tests are carried out to the camera module 20, facilitate the test step for simplifying the camera module 20, and can have Avoid the manufacturing cost for increasing the camera module 20 because tearing and attaching protective film 10 repeatedly to effect.It is understood that It is that the size of first and second through-hole 130 can be designed according to the camera lens 21 of the camera module 20, so that The accommodating chamber 100 can match with the camera lens 21 of the camera module 20, block injection to prevent the protective film 10 The light of the camera lens 21 of the camera module 20, so that it is guaranteed that not tearing the guarantor after camera module completes assembling In the case where cuticula 10, the test of the properties of camera module is carried out.Certainly, the size of the accommodating chamber 100 should be slightly larger In the protrusion part of the camera lens 21, to be reserved the protrusion of the side wall of the accommodating chamber 100 and the camera lens 21 point between Gap is not only convenient for pad pasting or dyestripping, and can be avoided the protective film 10 and directly contact the camera lens 21.

It is worth noting that, the photic zone 11 of the protective film 10 can be, but not limited to be implemented as by transparent Film layer made of PET (polyethylene terephthalate, English: Polyethylene Terephthalate) material, so that The photic zone 11 has transmittancy.In addition, the photic zone 11 is covered with the surface of the entire protective film 10, it is directly anti- The only protective layer of the camera lens 21 of camera module 20 described in foreign substance pollution.It is understood that the photic zone 11 can also be with It is made of other translucent materials, as long as foreign matter can be stopped to penetrate the photic zone 11 while ensuring light transmission, The utility model repeats no more this.

It is noted that although being illustrated in Figure of description with the protective film with rectangular profile, to illustrate The feature and advantage of the protective film 10 of the utility model, it will be appreciated by those skilled in the art that being taken off in attached drawing The shape of the protective film 10 of dew is only for example, and does not constitute the limitation to the content and range of the utility model, for example, In other examples of the protective film 10, the shape of the protective film 10 can also round, ellipse, dumb-bell shape etc. it is any Shape, that is to say, that the utility model to the shape of the protective film 10 with no restriction.

In the present invention, middle layer of the moulded parts 13 as the protective film 10, mainly makes the protection Film 10 has certain thickness, the intensity of the protective film 10 is not only helped increase, to keep the smooth of the photic zone 11 Degree, and also ensure that the accommodating chamber 100 of the protective film 10 is adapted with the camera lens 21 of the camera module 20, Preferably to protect the camera lens 21 of the camera module 20.For example, the receiving can be made by the thickness of the moulded parts 13 The depth of chamber 100 is slightly larger than the protrusion part of the camera lens 21, in this way when the protective film 10 is attached at the camera module 20 When, the protrusion part of the camera lens 21 is housed inside the accommodating chamber 100 of the protective film 10, and in the camera lens 21 and institute State preset clearance between the photic zone 11 of protective film 10, preferably to protect the camera lens 21, prevent other foreign matters into Enter the accommodating chamber 100 and pollutes the camera lens 21.

Further, as shown in Figures 2 and 3, the protective film 10 further includes one first glue-line 14 and one second glue-line 15, Wherein first glue-line 14 is arranged between the photic zone 11 and the moulded parts 13, for gluing the photic zone 11 Be connected to the side of the moulded parts 13, wherein second glue-line 15 be arranged at the layer of silica gel 12 and the moulded parts 13 it Between, for the layer of silica gel 12 to be adhered to the other side of the moulded parts 13, to form the guarantor with integral structure Cuticula 10.

Illustratively, first and second glue-line 14,15 can be, but not limited to be implemented as PET double-sided adhesive, to pass through The photic zone 11 and the layer of silica gel 12 are securely adhered to the moulded parts 13 by the PET double-sided adhesive respectively.

Significantly, since the viscosity of PET double-sided adhesive is typically larger than the viscosity of silica gel, that is to say, that described first It is greater than the viscosity of the layer of silica gel 12 with the viscosity of the second glue-line 14,15, so that the photic zone 11 and the layer of silica gel 12 are divided The attaching that adhesive strength not between the moulded parts 13 is all larger than between the layer of silica gel 12 and the camera module 20 is strong Degree, therefore, when tearing protective film 10 from the camera module 20, the protective film 10 would not be due to layering Part protective film is caused to remain on the camera module 20, to avoid the camera lens for polluting the camera module 20.

It is noted that in this embodiment of the utility model, the moulded parts 13 of the protective film 10 by Plastics are made, to substitute in existing protective film foam part using the moulded parts 13 as the centre of the protective film 10 Layer.In this way, the protective film 10 can overcome the defect because of caused by itself material of foam part using the self-characteristic of plastics, Such as foam part can pollute camera lens because generating many clasts after cross cutting, but the moulded parts 13 then can because plastic material without Meeting only generates seldom clast, to avoid pollution camera lens；For another example foam part occurs due to interior bubbles when vacuumizing serious Deformation, this will lead to the contact camera lens of the glue-line on the upside of foam part, and then pollute the camera lens of the camera module 20.

Illustratively, the moulded parts 13 can be made of the plastic material of resistance to 80 DEG C of high temperature and resistance to -40 DEG C of low temperature.Example Such as, the moulded parts 13 can be, but not limited to by ABS (Chinese: acrylonitrile-butadiene-styrene copolymer, English: Acrylonitrile butadiene Styrene copolymers) material is made.Certainly, other in the utility model show In example, the moulded parts 13 can also be made of the material of such as resin, high molecular material etc., and the utility model is to this It repeats no more.

Further, the moulded parts 13 can be, but not limited to be made up of Shooting Technique, this helps to improve the mould The machining accuracy of product 13, so that the protective film 10 can be with the camera module 20 when attaching the protective film 10 Camera lens is precisely matched, preferably to protect camera lens.In other words, the moulded parts 13 is made by Shooting Technique, and It is not to be made as the foam part in existing protective film by being die cut, so that the machining accuracy of the moulded parts 13 is much larger than The machining accuracy of foam part would not influence camera lens because size cannot precisely match in this way when attaching the protective film 10 Protection.Certainly, in the present invention, the moulded parts 13 is made in addition to can be by molding process as Shooting Technique It makes, can also be made up of the molding process of such as moulding technology, etch process or photoetching process etc..

In addition, obtained just because of the moulded parts 13 by injection molding in this example of the utility model, and Injection molding can process the lesser moulded parts of most narrow side, and then can produce the lesser protective film of most narrow side, to meet Small size requirement of the camera module of smaller size to protective film.In this way, the protective film 10 of the utility model can be complete The foam part of existing protective film is overcome to cause existing protective film that can not further decrease size because of the limitation of itself material entirely Problem.

Particularly, it is obtained due to the moulded parts 13 by above-mentioned molding process, can thus produce different-thickness The moulded parts 13 so that the depth of the accommodating chamber 100 of the protective film 10 is not also identical, therefore, for inhomogeneity For the camera lens 21 of the camera module 20 of type, although the height of the protrusion part of the camera lens 21 has differences and leads Cause needs the protective film 100 of different-thickness, but can solve this easily by the moulded parts 13 of different-thickness Problem.It is understood that the thickness of the moulded parts 13 can be set according to the camera lens 21 of the camera module 20 Meter, so there is no need to as existing protective film, by being repeatedly die cut or repeatedly stacking foam part obtains different-thickness Protective film reduce the cost of manufacture of protective film to simplify the manufacture craft of protective film.

In this embodiment of the utility model, as shown in Figures 2 and 3, the protective film 10 further includes a label layer 16, wherein the label layer 16 is arranged between the photic zone 11 and first glue-line 14, for distinguishing the protection Film 10.

Illustratively, the label layer 16 can be, but not limited to be implemented as color wheat drawing layer, wherein the color wheat The side of layer is drawn to be adhered to the moulded parts 13 by first glue-line 14, the color wheat draws the other side of layer to be coated with glue, For the photic zone 11 to be adhered to the other side that the color wheat draws layer.It can thus be drawn by the color wheat The different colours of layer distinguish the size or type of the protective film 10, and then can also distinguish and be pasted with the protective film 10 The type of camera module.It is understood that the label layer 16 can also carry such as number, text, pattern etc. information, Since the label layer 16 is directly arranged at the downside of the photic zone 11, people are it can clearly be seen that the mark Layer 16 is to distinguish the protective film 10.

It is worth noting that, the protective film 10 is only used in the turnover, transport, production process of camera module to described The camera lens 21 of camera module 20 plays a protective role, and in use or other necessary processes, it but needs the protective film 10 It tears.This requires the protective films 10 to want securely to be attached at the camera module 20 not only to protect the camera shooting The camera lens 21 of mould group 20, but also need to be easy to tear the normal use or assembling for influencing mould group to prevent the protective film 10.

Therefore, in this embodiment of the utility model, as shown in Figures 2 and 3, the silica gel of the protective film 10 Layer 12 can also include that hand region 122 is torn in an attached area 121 and one.It is located at the layer of silica gel 12 per the first through hole 120 The attached area 121, and the attached area 121 of the layer of silica gel 12 is for directly contacting the camera module 20, the protective film 10 is attached at the camera module 20.The described of the layer of silica gel 12 tears hand region 122 from the patch The side in attached region 121 integrally extends outwardly, for for machine, perhaps manpower to provide a handgrip in pad pasting or to tear During film, machine or manpower can grasp the described of the layer of silica gel 12 and tear hand region 122 easily to attach or tear Fall the protective film 10.Here, since the layer of silica gel 12 of the protective film 10 is directly contacted with the camera module 20, That is the layer of silica gel 12 is located at the lowest level of the protective film 10, therefore when by tearing hand described in the layer of silica gel 12 Come when tearing the protective film 10, the protective film 10 is easier completely to be torn in region 122, and be less likely to occur rupture or Layering.Certainly, in other examples of the utility model, one that tears hand region also and may be implemented as the moulded parts Point, equally handgrip can be provided for machine or manpower.

Further, as shown in Figures 2 and 3, the protective film 10 can also include that a color tears hand layer 17, wherein described Color, which tears hand layer 17 and is adhered to the described of the layer of silica gel 12, tears hand region 122, and the color tears hand layer 17 and is located at institute State the side in layer of silica gel 12 far from the moulded parts 13.In this way, when the protective film 10 passes through the described of the layer of silica gel 12 When attached area 121 is attached at the camera module 20, the color tears hand layer 17 and is located at the camera module 20 and the silicon The described of glue-line 12 is torn between hand region 122, to avoid torn described in the layer of silica gel 12 hand region 122 be also attached at it is described Camera module 20 tears the protective film 10 convenient for tearing hand region 122 described in crawl.In addition, the color tears hand layer 17 Color also can facilitate machine or people to observe and identify, accurately to find to tear hand region described in the layer of silica gel 12 122。

Certainly, in some other examples of the utility model, the protective film 10 can not also include that the color tears hand Layer 17, but hand region 122 is torn described in the layer of silica gel 12 to handle by the inviscid treatment process in part, described in eliminating The viscosity in hand region 122 is torn, so that the hand region 122 of tearing of the layer of silica gel 12 be avoided also to be attached at institute because having viscosity Camera module 20 is stated, enables machine or manpower that the described of the layer of silica gel 12 is caught to tear hand region 122 easily.

It is noted that although with the protective film 10 only including an institute in attached drawing 1 to Fig. 3 and above description For stating accommodating chamber 100, the feature and advantage of the protective film 10 of the utility model are illustrated, those skilled in the art can be with Understand, the protective film 10 disclosed in attached drawing 1 to Fig. 3 and above description is only for example, and is not constituted to this The limitation of the content and range of utility model, for example, in other examples of the protective film 10, the number of the accommodating chamber 100 Amount can also be more than one, to be applied to double take the photograph mould group or take the photograph mould group more.

Illustratively, attached drawing 4 and Fig. 5 show the of the protective film 10 of above-described embodiment according to the present utility model One variant embodiment, wherein the moulded parts 13 of the protective film 10 is set there are two second through-hole 130, and described The layer of silica gel 12 of protective film 10 also is provided with two first through hole 120, that is to say, that the protective film 10 includes two The accommodating chamber 100 enables the protective film 10 to be applied to double take the photograph mould group 20.In this way, when the protective film 10 is pasted Invest described double when taking the photograph mould group 20, double two camera lenses 21 for taking the photograph mould group 20 are housed inside the protective film 10 respectively The accommodating chamber 100, to protect double two camera lenses 21 for taking the photograph mould group 20 simultaneously by a protective film 10.

It is worth noting that, for it is double take the photograph mould group or more take the photograph mould group for, can not only using the same protective film 10 It is enough to be more convenient accurately to attach the protective film 10, but also facilitate and tear the protective film 10, to reduce labour cost. However, for it is most of double take the photograph mould group or take the photograph mould group more for, included by sub- camera module size (such as height) size It is again often different, and the photic zone on protective film needs to keep smooth, therefore existing protective film usually requires different-thickness Foam part makes up this difference in height, that is to say, that foam corresponding with the big sub- camera module of height on existing protective film The thickness of part is smaller, and on existing protective film foam part corresponding with the small sub- camera module of height thickness it is larger.Again Because the foam part of existing protective film can only take the photograph mould group by being die cut out described pair simultaneously on a monolith foam or takes the photograph mould group institute more The foam part (in order to guarantee one requirement and required precision) of size is needed, and the foam of monolith does not have thickness difference, so cannot The foam part with different-thickness difference is directly disposably processed, is generally required through cross cutting twice or more than twice, or By stickup twice or more than twice, foam part with different thickness can be just made, such multiple processing technology is not only Low efficiency, and machining accuracy is also poor.

And in this example of the utility model, since the moulded parts 13 of the protective film 10 passes through Shooting Technique It is made, allows each section thickness of the moulded parts 13 to take the photograph mould group according to described pair or take the photograph the specific of mould group more and need to carry out Design.In other words, the different moulded parts 13 of each section thickness is produced by injection molding, so that the protective film 10 The thickness of the upper moulded parts 13 corresponding with the big sub- camera module of height is smaller, and on the protective film 10 and highly The thickness of the corresponding moulded parts 13 of small sub- camera module is larger, to ensure that the protective film 10 takes the photograph mould group with described pair Or it takes the photograph mould group more and matches, and guarantee that the photic zone 11 of the protective film 10 keeps smooth.

Illustratively, attached drawing 6 and Fig. 7 show the of the protective film 10 of above-described embodiment according to the present utility model Two variant embodiments, wherein the moulded parts 13 of the protective film 10 wraps a first part 131 and one from described first Divide 131 second parts 132 integrally extended, wherein the thickness of the first part 131 is greater than the thickness of the second part 132 Degree (thickness of i.e. described first and second part 131 is different), and first and second part 131,132 is equipped with one Second through-hole 130, so that the accommodating chamber 100 there are two the tools of the protective film 10, and each portion on the protective film 10 The thickness divided is not identical.In this way, when the protective film 10 is accordingly attached at described pair and takes the photograph mould group 20, the protective film 10 The moulded parts 13 the first part 131 correspond to it is described it is double take the photograph the lesser sub- camera module of height in mould group 20, and And the second part 132 of the moulded parts 13 of the protective film 10 corresponds to that described double to take the photograph height in mould group 20 biggish Sub- camera module, to make up double differences in height for taking the photograph two sub- camera modules in mould group 20 by the moulded parts 13, with Ensure that the photic zone 11 of the protective film 10 keeps smooth.

Certainly, double to take the photograph mould group or more take the photograph mould group and protect camera lens, example using two or more protective films 10 Such as, it is described it is double take the photograph mould group or take the photograph the sub- camera module of each of mould group more accordingly attach a protective film 10.But For it is double take the photograph mould group or take the photograph mould group more for, after completing AA technique, it is also necessary to attach bracket (not shown), and bracket Attaching be that the bracket is fixedly attached to the sub- camera module by drawing glue between bracket and sub- camera module, So that the fixed position of the bracket and the sub- camera module, described double take the photograph mould group to be assembled into or take the photograph mould group more.So And foam part is obtained by die-cutting process in existing protective film, causes the surrounding side of the foam part to be vertical edge, nothing Method is dispensing needle head reservation operations space.In this way when carrying out bracket attaching, dispensing needle head will occur with existing protective film Interference, therefore has to first tear existing protective film, and finishes in bracket assembled and then attach again protective film.So Since, this not only results in the increase of process and cost in camera module manufacturing process, and can reduce the life of camera module Produce efficiency.

And in the present invention, attached drawing 8 and Fig. 9 show the third deformation of above-described embodiment according to the present utility model Embodiment, wherein the moulded parts 13 made of Shooting Technique can be equipped with a peripheral groove 133 in the protective film 10, To make the outer peripheral edge of the moulded parts 13 that there is stepped construction by the peripheral groove 133, for being reserved for dispensing needle head 30 Operating space.It thus can be in the case where not tearing protective film 10, by the dispensing needle head 30 in the protection The surrounding position of film 10 carries out dispensing to carry out bracket assembled, to save the dyestripping before bracket attaches or the pad pasting after bracket attaching Process, and then the process time of camera module is greatly reduced.At the same time, which also saves manpower needed for pad pasting, dyestripping, And avoid wasting the protective film 10, to reduce cost.

Significantly, since dispensing and bracket attaching can be carried out in the case where not tearing protective film 10, Therefore it can prevent during dispensing foul or glue from polluting the camera lens 21 of the camera module 20；It is also possible to prevent Bracket scratches the camera lens 21 during attaching.

Attached drawing 10 and Figure 11 show the 4th variant embodiment of above-described embodiment according to the present utility model, wherein institute It states protective film 10 to set there are two the accommodating chamber 100, wherein the moulded parts 13 of the protective film 10 is equipped with the peripheral groove 133, using the surrounding in the protective film 10 as dispensing needle head reserved space.In addition, the first part of the moulded parts 13 131 thickness is greater than the thickness of the second part 132, and the upper surface of the moulded parts 13 keeps smooth.It is described in this way Protective film 10 can not only be dispensing needle head reserved space, so as in the case where not tearing protective film 10 carry out dispensing or Bracket assembled；But also can make up for it double differences in height taken the photograph between 20 neutron camera module of mould group, to ensure the protection The photic zone 11 of film 10 keeps smooth, convenient for preferably protecting double camera lenses 21 for taking the photograph mould group 20.

Another aspect according to the present utility model, the utility model further provide the manufacturing method of a protective film.Tool Body, as shown in figure 12, the manufacturing method of the protective film 10, comprising steps of

S420: one photic zone 11 of setting is in the side of a moulded parts 13；With

S430: one layer of silica gel 12 of setting is in the other side of the moulded parts 13, the protective film 10 is made, wherein described Layer of silica gel 12 has an at least first through hole 120, wherein the moulded parts 13 has at least one second through-hole 130, and every institute The second through-hole 130 is stated to align with the corresponding first through hole 120 to form an accommodating chamber 100.

In this example of the utility model, as shown in figure 12, the manufacturing method of the protective film 10, in the step Before S420, further comprise the steps of:

S410: by molding process, the moulded parts 13 is produced.

In an example of the utility model, each section thickness of the moulded parts 13 of injection molding is according to camera module 20 neutron camera modules are designed.

In an example of the utility model, the moulded parts 13 of injection molding is equipped with peripheral groove 133, so that the mould The outer peripheral edge of product 13 has stepped construction, for being dispensing needle head reserved space.

In an example of the utility model, the photic zone 11 is adhered to by the moulded parts by one first glue-line 14 13 side, and pass through the other side that the layer of silica gel 12 is adhered to the moulded parts 13 by one second glue-line 15.

In this example of the utility model, as shown in figure 12, the manufacturing method of the protective film 10 further includes step It is rapid:

S440: between one label layer 16 of setting and the photic zone 11 and the moulded parts 13, for passing through the mark Layer 16 distinguishes the protective film 10.

In this example of the utility model, as shown in figure 12, the manufacturing method of the protective film 10 further includes step It is rapid:

S450: by the inviscid treatment process in part, handle the layer of silica gel 12 one tears hand region 122, to eliminate State the viscosity for tearing hand region 122.

In another example of the utility model, as shown in figure 12, the manufacturing method of the protective film 10 further includes step It is rapid:

S450 ': one color of bonding tears hand layer 17 and tears hand region 122 in the one of the layer of silica gel 12, wherein the color is torn Hand layer 17 is located at the side in the layer of silica gel 12 far from the moulded parts 13.

It should be understood by those skilled in the art that foregoing description and the embodiments of the present invention shown in the drawings are only used as It illustrates and is not intended to limit the utility model.The purpose of this utility model completely and effectively realizes.The function of the utility model Energy and structural principle show and illustrate in embodiment, under without departing from the principle, the embodiments of the present invention Can there are any deformation or modification.

Claims (12)

1. one is used for the protective film of camera module, for protecting the camera lens of the camera module characterized by comprising

One photic zone；

One layer of silica gel, wherein the layer of silica gel has an at least first through hole, and the layer of silica gel is used for the protective film It is attached at the camera module；And

One moulded parts, wherein the moulded parts is between the photic zone and the layer of silica gel, wherein the moulded parts has At least one second through-hole, and align per second through-hole with the corresponding first through hole to form an accommodating chamber, In when the protective film for be accordingly attached at the camera module when, the accommodating chamber be used for accommodate the camera module should A part of camera lens, enables the camera lens injected through the euphotic light and be housed inside the accommodating chamber.

2. protective film as described in claim 1, wherein the moulded parts includes a first part and one from the first part The second part integrally extended, wherein the thickness of the first part is greater than the thickness of the second part, and the mould Second through-hole of product is located at first and second part of the moulded parts.

3. protective film as claimed in claim 2, wherein the thickness of first and second part of the moulded parts is used respectively It is designed according to double height for taking the photograph mould group neutron camera module, to compensate the height that this pair takes the photograph the sub- camera module of this in mould group Difference.

4. protective film as described in claim 1, wherein the moulded parts includes the part of multiple and different thickness, and described The thickness of every part is respectively used to be designed according to the height for more taking the photograph mould group neutron camera module in moulded parts, more to compensate this Take the photograph the difference in height of the sub- camera module of this in mould group.

5. the protective film as described in any in Claims 1-4, wherein the moulded parts is equipped with a peripheral groove, wherein the week Edge slot position is in the outer peripheral edge of the moulded parts, so that the outer peripheral edge of the moulded parts has stepped construction, for being point Needle head reserved space.

6. protective film as claimed in claim 5, wherein the shapes and sizes of the peripheral groove of the moulded parts are used for basis The dispensing needle head is designed.

7. the protective film as described in any in Claims 1-4, wherein the size of first and second through-hole is used for basis The camera lens of the camera module is designed, and is matched for the camera lens with the camera module.

8. the protective film as described in any in Claims 1-4 further includes one first glue-line and one second glue-line, wherein described First glue-line is arranged between the photic zone and the moulded parts, for the photic zone to be adhered to the moulded parts Side, wherein second glue-line is arranged between the layer of silica gel and the moulded parts, for the layer of silica gel to be bonded In the other side of the moulded parts.

9. protective film as claimed in claim 8 further includes a label layer, wherein the label layer is arranged at the photic zone Between first glue-line, for distinguishing the protective film by the label layer.

10. the protective film as described in any in Claims 1-4, wherein the layer of silica gel includes that hand is torn in an attached area and one Region tears hand region and integrally extends outwardly from the side of the attached area wherein described, and per the first through hole position In the attached area.

11. protective film as claimed in claim 10, wherein the hand region of tearing of the layer of silica gel passes through the inviscid place in part Reason is to eliminate viscosity.

12. protective film as claimed in claim 10 further includes that a color tears hand layer, is adhered to wherein the color tears hand layer The described of the layer of silica gel tears hand region, and the color tears one that hand layer is located at the separate moulded parts in the layer of silica gel Side.