CN201035201Y

CN201035201Y - Lens module positioning structure

Info

Publication number: CN201035201Y
Application number: CNU200720142845XU
Authority: CN
Inventors: 林俊贤
Original assignee: Skina Optical Co Ltd
Current assignee: Skina Optical Co Ltd
Priority date: 2007-04-27
Filing date: 2007-04-27
Publication date: 2008-03-12
Anticipated expiration: 2017-04-27

Abstract

The utility model relates to a lens module location structure mainly contains a base, a first elasticity conductive component, a second elasticity conductive component and a lens mount. Wherein, the base is formed with a first and a second positioning slot; the lens seat is formed with the first and the second positioning projection which are respectively arranged in the first and the second positioning groove, so that the lens seat can bear the twisting force when the lens is screwed, thereby preventing the lens from being damaged or separated from the elastic conductive component and the elastic component which are connected with the lens seat when the lens is screwed on the lens seat. Therefore, the assembly yield of the lens module can be improved.

Description

The camera lens module location structure

Technical field

The utility model is about a kind of camera lens module structure, especially about a kind of camera lens module location structure of avoiding camera lens module to damage when focusing.

Background technology

In known camera lens module structure, often adopt voice coil motor to make flowing mode as the focusing of camera lens.In Fig. 1 for convenience of explanation known technology treat improvement place, only show the primary structure of a known voice coil motor camera lens module 10, wherein comprise a base 11, one first elastic conduction assembly 12, one second elastic conduction assembly 13, a lens mount 14 and one the 3rd elastic parts 15.Lens mount 14 comprises a bottom 141, a top 142 and an internal thread 143.The first elastic conduction assembly 12 comprises one first inner arc portion 121, one first ribbed joint portion 122 and one first outer arc portion 123.The second elastic conduction assembly 13 comprises one second inner arc portion 131, one second ribbed joint portion 132 and one second outer arc portion 133.The 3rd elastic parts 15 comprises one the 3rd inner circular part 151, one the 3rd ribbed joint portion 152 and one the 3rd cylindrical portion 153.Wherein the first elastic conduction assembly 12 and the second elastic conduction assembly 13 all are arranged in the base 14, and the first inner arc portion 121 and the second inner arc portion 131 all are attached to the bottom 141 of lens mount 14 with bonding mode.151 tops 142 that are attached to lens mount 14 equally with bonding mode of the 3rd inner circular part of the 3rd elastic parts 15.

Fig. 2 is that synoptic diagram is proofreaied and correct in the focusing of known camera lens module.As shown in the figure, wherein comprise a lock and pay focusing mechanism 21, a camera lens 22, a known voice coil motor camera lens module 10 of locating after a device 23 and the completed assembled.Camera lens 22 has the external thread 221 of the internal thread 143 of a corresponding lens mount 14.

In the focusing trimming process, locating device 23 is inserted in the known voice coil motor camera lens module 10, so that the 3rd elastic parts 15 keeps the location.Then utilizing lock to pay focusing mechanism 21 is screwed together in camera lens 22 in the lens mount 14.Because lens mount 14 is attached to the first inner arc portion 121, the second inner arc portion 131 and the 3rd inner circular part 151, therefore, if adhesion is excessive, then cause camera lens 22 easily in screwing togather rotary course, easily make the first ribbed joint portion 122 and the second ribbed joint portion 132 produce torsional deformation with less deformable member.Say on the contrary mutually,, then cause camera lens 22 in the process of screwing togather, to break away from the first inner arc portion 121, the second inner arc portion 131 or the 3rd inner circular part 151 on the contrary easily if adhesion is too small.

The utility model content

The technical problems to be solved in the utility model is: a kind of new camera lens module location structure is provided, and in the time of can avoiding camera lens to be screwed together in lens mount, elastic conduction assembly and elastic parts that damage or disengaging and lens mount are connected.

Technical solution of the present utility model is: a kind of camera lens module location structure, and it comprises:

One base is formed with first and second conducting strip slot, with first and second locating slot;

One first elastic conduction assembly is formed with one first inner arc portion, one first outer arc portion and one first conducting strip; Wherein, this first conducting strip is inserted in this first conducting strip slot;

One second elastic conduction assembly is formed with one second inner arc portion, one second outer arc portion and one second conducting strip; Wherein, this second conducting strip is inserted in this second conducting strip slot; And

One lens mount, in order to this camera lens to be installed, this lens mount is formed with first and second positioning salient, and this first and second positioning salient is respectively in order to being arranged in this first and second locating slot, and the bottom of this lens mount is linked to this first and second inner arc portion.

The utility model also proposes a kind of camera lens module location structure, and it comprises:

One base, be formed with first and second conducting strip slot, with first and second locating slot;

One first elastic conduction assembly is formed with one first inner arc portion, one first ribbed joint portion, one first outer arc portion, several first lower fixed holes and one first conducting strip; Wherein, this first ribbed joint portion has several first deformable member so that the deformation elastic force to be provided, and the two ends of this several first deformable member are linked to this first inner arc portion and this first outer arc portion respectively, so that this first elastic conduction assembly has elastic force, and this first conducting strip is inserted in this first conducting strip slot;

One second elastic conduction assembly, with this first elastic conduction assembly be mutual mirror symmetrical structure, and be formed with one second inner arc portion, one second ribbed joint portion, one second outer arc portion, several second lower fixed holes and one second conducting strip; Wherein, this second ribbed joint portion has several second deformable member so that the deformation elastic force to be provided, and the two ends of this several second deformable member are linked to this second inner arc portion and this second outer arc portion respectively, so that this second elastic conduction assembly has elastic force, and this second conducting strip is inserted in this second conducting strip slot; And

One lens mount, in order to this camera lens to be installed, this lens mount is formed with first and second positioning salient and several following fixedly teats, this first and second positioning salient is respectively in order to be inserted in this first and second locating slot, the bottom of this lens mount is attached to this first and second inner arc portion, and these several down fixedly teat be connected to this several first lower fixed hole and this several second lower fixed hole.

Characteristics of the present utility model and advantage are: camera lens module location structure of the present utility model mainly comprises a base, one first elastic conduction assembly, one second elastic conduction assembly and a lens mount.Wherein, base is formed with first and second locating slot; Lens mount is formed with first and second positioning salient, this first and second positioning salient is arranged at respectively in first and second locating slot, so that the twisting resistance that lens mount can bear camera lens when screwing togather, thereby in the time of can avoiding camera lens to be screwed together in lens mount, elastic conduction assembly and elastic parts that damage or disengaging and lens mount are connected.Thus, can promote the assembling yield of camera lens module.

Description of drawings

Fig. 1 is the primary structure exploded view of known voice coil motor camera lens module.

Fig. 2 is that synoptic diagram is proofreaied and correct in the focusing of known camera lens module.

Fig. 3 is the exploded view of the utility model one preferred embodiment.

Fig. 4 is the combination synoptic diagram of first and second elastic conduction assembly of the present utility model and base.

Fig. 5 is the stereogram of bottom view of lens mount of the present utility model.

Fig. 6 is the combination synoptic diagram of lens mount of the present utility model and base.

Fig. 7 is the combination synoptic diagram of the 3rd elastic parts of the present utility model and lens mount.

Fig. 8 does not comprise the remaining component combination synoptic diagram of loam cake for the utility model.

Fig. 9 is the combination synoptic diagram of loam cake of the present utility model and remaining component.

[primary clustering symbol description]

Voice coil motor camera lens module 10

bases

11,31

The first elastic conduction assembly, 12,32 second elastic conduction assemblies 13,33

Lens mount 14,35 the 3rd

elastic partss

15,39

Focusing instrument 21 camera lenses 22

Metal cylinder 38 loam cakes 40

121,321 first ribbed joint portions 122,322 of the first inner arc portion

123,323 second inner arc portions 131,331 of the first outer arc portion

132,332 second outer arc portions 133,333 of the second ribbed joint portion

141,351 tops 142,352, bottom

Internal thread 143,355 the 3rd inner circular parts 151,391

152,392 the 3rd cylindrical portions 153,393 of the 3rd ribbed joint portion

The first conducting strip slot, 311 second conducting strip slots 312

First locating slot, 313 second locating slots 314

Engage the card tip 315 first conducting strips 324

First lower fixed hole, 325 second conducting strips 334

Second lower fixed hole, 335 first positioning salients 353

Fixing teat 356 on second positioning salient 354

Following fixedly teat 357 wire coils 358

First conducting end, 361 second conducting end 362

Fixed orifice 394 on the focusing displacement aperture 381

401 junction surfaces 402, loam cake hole

Embodiment

Please refer to Fig. 3 to Fig. 9, comprise in the preferred embodiment of the present utility model: a base 31, one first elastic conduction assembly 32, one second elastic conduction assembly 33, a lens mount 35, a metal cylinder 38, one the 3rd elastic parts 39 and a loam cake 40.Base 31 is formed with the first conducting strip slot 311 and the second conducting strip slot 312, first locating slot 313 that is positioned at the first side that is positioned at the 3rd side, second locating slot 314 that is positioned at the second side, and four joint card tips 315 that the corner has symmetry respectively.The first elastic conduction assembly 32 comprises one first inner arc portion 321, one first ribbed joint portion 322, one first outer arc portion 323, one first conducting strip 324 and two first lower fixed holes 325.The second elastic conduction assembly 33 and the first elastic conduction assembly 32 are mutual mirror symmetrical structure, and it comprises one second inner arc portion 331, one second ribbed joint portion 332, one second outer arc portion 333, one second conducting strip 334 and two second lower fixed holes 335.Lens mount 35 is the structure of a circular symmetry, comprise a bottom 351, a top 352, one first positioning salient 353, one second positioning salient 354, an internal thread 355, four go up fixedly teat 356, four times fixedly a teat 357 and a wire coil 358.Wherein, first positioning salient 353 and second positioning salient 354 lay respectively at the position of opposite face.Metal cylinder 38 is formed with a focusing displacement aperture 381 that penetrates, and its inside comprises several permanent magnets so that a magnetic field to be provided.The 3rd elastic parts 39 comprises one the 3rd inner circular part 391, one the 3rd ribbed joint portion 392, one the 3rd cylindrical portion 393 and four last fixed orifices 394.Loam cake 40 has a square shape, and the center is formed with the junction surface 402 that 401, four corners, a loam cake hole that penetrates have symmetry respectively.

First conducting strip 324 and second conducting strip 334 are inserted in the first conducting strip slot 311 and the second conducting strip slot 312 respectively, so that the first elastic conduction assembly 32 and the second elastic conduction assembly 33 are arranged at base 31.Four following fixedly teats 357 of lens mount 32 are connected to two first lower fixed holes 325 and two second lower fixed holes 335, while bottom 351 is attached to the first inner arc portion 321 and the second inner arc portion, 331, the first positioning salients 353 and second positioning salient 354 and then is inserted in respectively in first locating slot 313 and second locating slot 314.The first ribbed joint portion 322 of the first elastic conduction assembly 32 is linked between the first inner arc portion 321 and the first outer arc portion 323, and because the first ribbed joint portion 322 has several deformable member the deformation elastic force can be provided, therefore the first elastic conduction assembly 32 has elastic force.In like manner, the second elastic conduction assembly 33 and the 3rd elastic parts 39 also have elastic force.

Wire coil 358 is sheathed on the outer wall of lens mount 35, interacts in order to electromagnetic force after the energising and several permanent magnets in the metal cylinder 38 to be provided, so that lens mount 35 relative bases 31 carry out a vertical movement.Metal cylinder 38 imbrication are in the first outer arc portion 323 and the second outer arc portion, 333 tops, and lens mount 35 is positioned at the focusing displacement aperture 381 of metal cylinder 38, but do not contact with metal cylinder 38.Lens mount 35 has four last fixedly teats 356, is connected in the 3rd elastic parts 39 corresponding four last fixed orifices 394 respectively, so that lens mount 35 is linked to the 3rd elastic parts 39.The junction surface 402 of loam cake 40 is engaged in the corresponding joint card tip 315 of base 31 respectively, and imbrication is in the 3rd cylindrical portion 393 tops of the 3rd elastic parts 39.

Base 31 when present embodiment, the first elastic conduction assembly 32, the second elastic conduction assembly 33, after

lens mount

35 and 39 assemblings of the 3rd elastic parts, because first positioning salient 353 and second positioning salient 354 of lens mount 35 bottoms 351 are inserted in respectively in first locating slot 313 and second locating slot 314, therefore be screwed together in internal thread 355 processes of lens mount 35 at camera lens, lens mount 35 suffered twisting resistances can be via first positioning salient 353 and second positioning salient 354, first locating slot 313 and second locating slot 314 that are sent to base 31 are offset, and cause damaging or breaking away from the first elastic conduction assembly 32 or the second elastic conduction assembly 33 that is connected so can avoid lens mount 35 rotations.In addition, formed four of lens mount 35 tops 352 go up fixedly that teats 356 are connected in four corresponding on the 3rd elastic parts 39 last fixed orifices 394 respectively, and will top 352 be glued at the 3rd inner circular part 391 of the 3rd elastic parts 39.Thus, lens mount 35 can be linked to the 3rd elastic parts 39 simply, avoids lens mount 35 angle tilts take place in the gummed process, and finally causes the focusing light shaft offset of camera lens after installation.

The utility model is by above-mentioned camera lens module location structure, can make lens mount in the assembling process that camera lens is installed, avoid causing damaging or first and second elastic conduction assembly that disengaging and lens mount are connected because of lens mount rotation, and the utility model can be directly with lens mount clamping the 3rd elastic parts, avoids the lens mount angle tilt and causes camera lens that the situation of focusing light shaft offset takes place.

Though the utility model discloses with specific embodiment; but it is not in order to limit the utility model; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present utility model and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.

Claims

1. A lens module positioning structure, characterized in that, comprising:

A base, forming a first and second conductive sheet slot, and a first and second positioning groove;

A first elastic conductive component, forming a first inner arc, a first outer arc, and a first conductive sheet; wherein, the first conductive sheet is inserted into the slot of the first conductive sheet;

A second elastic conductive component, forming a second inner arc, a second outer arc, and a second conductive sheet; wherein, the second conductive sheet is inserted into the second conductive sheet slot; and

A lens holder for installing the lens, the lens holder is formed with a first and a second positioning protrusion, the first and second positioning protrusion are respectively used to be arranged in the first and second positioning groove, and the The bottom of the lens mount is connected to the first and second inner arcs.

2 . The lens module positioning structure according to claim 1 , wherein the first and second positioning protrusions are respectively inserted into the first and second positioning grooves.

3. The lens module positioning structure according to claim 1, wherein the bottom of the lens holder is formed with several lower fixing protrusions, and the first and second elastic conductive components are respectively formed with several first and second the lower fixing holes, so that the plurality of lower fixing protrusions are combined with the plurality of first and second lower fixing holes, and the bottom of the lens mount is adhered to the first and second inner arcs.

4. The lens module positioning structure according to claim 1, wherein the lens module positioning structure further comprises:

A third elastic component is formed with a third inner circle part, a third outer circle part and several upper fixing holes; wherein, the several upper fixing holes are combined with the several upper fixing protrusions formed by the lens mount so that the third elastic component is connected to the lens holder.

5. A lens module positioning structure, characterized in that, comprising:

A first elastic conductive component is formed with a first inner arc, a first rib joint, a first outer arc, several first lower fixing holes and a first conductive sheet; wherein, the first rib joint The part has several first deformation parts to provide deformation elastic force, and the two ends of the several first deformation parts are respectively connected to the first inner arc part and the first outer arc part, so that the first elastic conductive component has elastic force, and the first conductive sheet is inserted into the slot of the first conductive sheet;

A second elastic conductive component, which has a mirror-symmetrical structure with the first elastic conductive component, and forms a second inner arc, a second rib connection, a second outer arc, and several second bottoms A fixing hole and a second conductive sheet; wherein, the second rib connection part has several second deformation parts to provide deformation elastic force, and the two ends of the several second deformation parts are respectively connected to the second inner arc part and the second outer arc portion, so that the second elastic conductive component has elastic force, and the second conductive sheet is inserted into the second conductive sheet slot; and

A lens holder for mounting the lens, the lens holder is formed with a first and a second positioning protrusion and a plurality of lower fixing protrusions, the first and second positioning protrusions are used to be inserted into the first and second positioning protrusions respectively In the second positioning groove, the bottom of the lens holder is adhered to the first and second inner arcs, and the plurality of lower fixing protrusions are respectively connected to the plurality of first lower fixing holes and the plurality of second lower fixing holes. hole.

6. The lens module positioning structure according to claim 5, wherein the lens module positioning structure comprises:

A third elastic component is formed with a third inner circle part, a third rib connection part, a third outer circle part and several upper fixing holes; wherein, the number of upper fixing holes and the lens holder The two upper fixing protrusions are combined with each other so that the third elastic component is connected to the lens holder, and the third rib connection part is connected to the third inner circle part and the third outer circle part.

7. The lens module positioning structure according to claim 6, wherein the third rib connection part has several third deformation parts to provide deformation elastic force, and the two ends of the third deformation parts are connected respectively The third elastic component has elastic force on the third inner circle and the third outer circle.

8 . The lens module positioning structure according to claim 5 , wherein the lens mount is a circularly symmetrical structure, and the first and second positioning protrusions are respectively located on opposite sides.

9. The lens module positioning structure according to claim 8, wherein the first positioning groove of the base is formed on a first side of the base, and the second positioning groove is formed on the opposite side of the first side a second side of .

10 . The lens module positioning structure according to claim 9 , wherein the first and second conductive sheet slots of the base are both formed on a third side of the base. 11 .