CN213659151U - Shockproof translation module - Google Patents
Shockproof translation module Download PDFInfo
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- CN213659151U CN213659151U CN202022954571.2U CN202022954571U CN213659151U CN 213659151 U CN213659151 U CN 213659151U CN 202022954571 U CN202022954571 U CN 202022954571U CN 213659151 U CN213659151 U CN 213659151U
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- 238000013519 translation Methods 0.000 title claims abstract description 33
- 238000012546 transfer Methods 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 10
- 241000270295 Serpentes Species 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 20
- 238000012545 processing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 229920001971 elastomer Polymers 0.000 abstract description 2
- 239000000806 elastomer Substances 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a translation module takes precautions against earthquakes, its technical essential is, include: a bearing seat; a frame; a base; the first linking component is connected between the bearing seat and the frame; the second linking component is connected between the frame and the base or the relative fixing piece; and the driving assembly is used for generating driving force to enable the bearing seat and the frame to move along the corresponding axial direction. The utility model provides a hang numerous and diverse easy fracture of spring line group dress and the too much problem of electrical property transfer processing procedure, through adopting the link elastomer, realize the motor focus and shockproof translation compensation suspend in midair the same subassembly of share, reduce the equipment processing procedure degree of difficulty and reduce electrical property subassembly and shift quantity, strengthen the motor simultaneously and focus and shockproof translation compensation effect, long service life.
Description
Technical Field
The utility model relates to an optical product's translation module that takes precautions against earthquakes indicates especially to use the frame to reach the translation motion that takes precautions against earthquakes more than at least diaxon, can be applied to an optical system because of the unstable image compensation arrangement that external vibrations caused.
Background
In general, optical systems such as digital cameras, video cameras, mobile phones, etc. in common market handheld optical products are composed of an optical lens group and an image sensor. In the process of shooting, the camera is easy to shake by external force, such as shaking caused by hand holding, vehicle traveling and external environmental factors, and further the problems of incapability of clear imaging or blurred images and the like are caused. The common image compensation system of mobile phones in the market utilizes the lens translation mode to compensate the light path offset problem, and the compensation mechanism mainly uses the suspension spring wire to suspend and translate the movable part to achieve the light path compensation.
The assembly process of the suspension spring wire is complicated and more electrical transfer processes are needed, so that the problems of the motor failure or the poor compensation effect and the like are caused by the welding point rupture in the impact reliability experiment process or the wire diameter fatigue fracture caused by the mutual pulling of the fixed end and the movable part of the suspension spring wire, and the improvement space is further provided.
Disclosure of Invention
The utility model aims at solving and hanging the numerous and diverse easy fracture of spring line group dress and the too much problem of electrical property transfer processing procedure, and then provide a shockproof translation module that camera lens motor used, through adopting the link elastomer, realize that the motor focuses and the same subassembly of the translation compensation that suspends in midair of taking precautions against earthquakes, reduce the equipment processing procedure degree of difficulty and reduce electrical component and shift quantity, strengthen the motor simultaneously and focus and take precautions against earthquakes translation compensation effect, long service life.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a translation module takes precautions against earthquakes, its technical essential is, includes:
a bearing seat for bearing the optical lens;
a frame, wherein the middle part of the frame is provided with an accommodating cavity corresponding to the bearing seat;
a base;
the first link assembly is connected between the bearing seat and the frame and used for limiting the bearing seat to move along a first axial direction, the bearing seat is suspended in the frame by the first link assembly, and the first link assembly consists of a first elastic body assembly and a second elastic body assembly which are distributed on the front side and the back side of the bearing seat along the first axial direction;
the second link assembly is connected between the frame and the base or the relative fixing piece and used for limiting the frame to move along a second axial direction and a third axial direction;
and the driving assembly is used for generating driving force to enable the bearing seat and the frame to move along the corresponding axial direction.
The driving assembly comprises a driving magnet, a first axial driving coil and a plurality of second triaxial driving coils, the first axial driving coil is arranged on the periphery of the bearing seat, the second triaxial driving coils are positioned on the upper surface of the base, the driving magnets are fixed on the frame and face the first axial driving coil side, and the end surfaces of all or part of the driving magnets correspond to coils arranged in the second triaxial driving coils.
In the above anti-vibration translation module, the first elastic body assembly and the second elastic body assembly of the first link assembly each have an inner frame portion connected to the load-bearing seat, an outer frame portion connected to the frame, and a string portion connected between the inner frame portion and the outer frame portion.
In the above shockproof translation module, the second link assembly has a first plane, a second plane spaced from the first plane, a third plane spaced from the second plane, a first elastic surface connected between the first plane and the second plane, and a second elastic surface connected between the second plane and the third plane, the first elastic surface of the same second link assembly faces the second axial direction or the third axial direction, the second elastic surface faces the third axial direction or the second axial direction, the outer frame portion of the first elastic body assembly or the second elastic body assembly of the first link assembly is connected with the frame to form a connection point i, and the first plane or the third plane of the second link assembly is connected with the frame to form a connection point ii, and the connection point i and the connection point ii are overlapped or close to each other.
In the above shockproof translation module, the first elastic surface and the second elastic surface of the second linking component respectively form an included angle with the second plane, and the included angle is approximately equal to or equal to 90 °, and the first elastic surface and the second elastic surface form an included angle with each other, and the included angle is greater than or equal to 60 °.
In the shockproof translation module, the first elastic surface and the second elastic surface of the second link assembly are respectively the string wire parts arranged in a snake shape.
In the shockproof translation module, one of the first plane and the third plane in the same second link assembly is connected with the frame, while the other plane is connected with the base or the opposite fixing piece to form a connecting point III, and the first link assembly and the second link assembly complete the electrical transfer of the driving assembly.
In the above shockproof translation module, the base is provided with a support body corresponding to the connection point iii, the support body or the peripheral components thereof are provided with an electrical connection area, the first connection component is electrically connected with the coil on the bearing seat, and the second connection component is electrically connected with the external metal electrical connection area through the electrical connection area and the base.
In the above anti-vibration translation module, the electrical linking area is an embedded metal terminal, or an electrical linking part formed by laser irradiation, or an electrical linking part formed by two-material injection molding.
In the above anti-vibration translation module, the first plane or the third plane forming the connection point iii in the second link assembly has an extension body perpendicular to the plane, and the extension body transmits the electrical signal of the first plane or the third plane to the electrical link area on the plane having a step distance with the first plane or the third plane, so as to complete the transfer of the electrical signal.
The utility model has the advantages that:
the function of the spring wire can be replaced by the function of the first elastic surface and the second elastic surface of the second linking component, the problem that the wire diameter length of the spring wire influences the height of the module can be solved, the second linking component and the first elastic component or the second elastic component of the first linking component are integrated, the common elastic body can provide optical axis focusing and translation compensation functions, after the coil on the bearing seat can be electrically connected with the first elastic component or the second elastic component, the second linking component directly electrically connects the coil to the electric linking area on the base or the opposite fixing component, the assembly process difficulty can be reduced, the welding quantity required by the conversion of the electric components can be reduced, the advantages of process simplification and module miniaturization are achieved, and the risk of electric fracture is greatly reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of the first linking assembly and the supporting base of the present invention;
fig. 4 is a schematic structural diagram of a second linking component according to the present invention;
FIG. 5 is a cross-sectional view of the optical focusing structure of the present invention;
fig. 6 is an electrical property transfer diagram according to embodiment 1 of the present invention;
fig. 7 is a diagram showing a positional relationship between the second triaxial drive coil and the drive magnet according to the present invention;
fig. 8 is an electrical property transfer diagram according to embodiment 2 of the present invention;
fig. 9 is an electrical property transfer diagram according to embodiment 3 of the present invention.
Detailed Description
The main principle of the utility model is that, replace the suspension spring line to suspend the support function by the second and link the subassembly to make first interlinkage subassembly and second link the subassembly integration and reduce the required electrical property transfer technology of whole equipment, reach the function that the processing procedure is simplified and the module is microminiaturized.
As shown in fig. 1 and 2, the anti-vibration translation module is disposed in a housing 1 of the voice coil motor. It includes: a bearing seat 2 for bearing the optical lens; a frame 6, the middle part of which is provided with an accommodating cavity corresponding to the bearing seat 2; a base 9; the first link assembly 4 is connected between the bearing seat 2 and the frame 6 and used for limiting the bearing seat 2 to move along a first axial direction, the bearing seat 2 is suspended in the frame 6 by the first link assembly 4, and the first link assembly 4 consists of a first elastic body assembly 41 and a second elastic body assembly 42 which are distributed on the front side and the rear side of the bearing seat 2 along the first axial direction; the second linking component 5 is connected between the frame 6 and the base 9 or the relative fixing piece and used for limiting the frame 6 to move along a second axial direction and a third axial direction, the frame 6 is suspended on the base 9 through the second linking component 5, the second linking component 5 is connected with the first elastic component 41 or the second elastic component 42 into a whole, and the second axial direction and the third axial direction are respectively vertical to the first axial direction; a driving assembly for generating a driving force to move the carrier 2 and the frame 6 along the corresponding axial directions.
Example 1
Referring to fig. 1-7, an X, Y, Z axis is defined in the anti-vibration translation module, and in the present embodiment, the Z axis is a first axis direction and is an optical axis focusing direction; the X axis and the Y axis are respectively a second axial direction and a third axial direction and are lateral displacement compensation axial directions. The first link assembly limits the movement of the carriage 2 in the Z-axis direction, and the second link assembly 5 limits the movement of the carriage and the frame in the X, Y-axis direction. The first elastic body member 41 in the first link member is integrated with the second link member 5. The driving assembly comprises a driving magnet 7, a first axial driving coil 3 and a second triaxial driving coil 8, the first axial driving coil 3 surrounds the periphery of the bearing seat 2, the second triaxial driving coil 8 is located on the upper surface of the base 9, the number of the driving magnets 7 is four, the driving magnets are uniformly fixed on the frame 6 and face the first axial driving coil 3, the end face of each driving magnet 7 corresponds to four coils arranged in the second triaxial driving coil 8 one by one, and the second triaxial driving coil 8 adopts a flat plate coil, which is shown in fig. 7.
The first elastic member 41 and the second elastic member 42 of the first link member 4 each have an inner frame portion coupled to the carrier base 2, an outer frame portion coupled to the frame 6, and a string portion connected between the inner frame portion and the outer frame portion.
More specifically, referring to fig. 3 and 5, the carrier 2 can define a first surface 21 and a second surface 22; the number of the first elastic body members 41 of the first linking member 4 is two, and they are symmetrically distributed. Each first elastomeric member 41 has two outer frames, a common inner frame, and two string portions. The second elastomeric member 42 has a common inner frame portion, four outer frame portions, and four cord portions. The inner frame of the first elastic body component 41 of the first linking component 4 is connected with the first surface 21 on the bearing seat 2; the inner frame of the second elastic member 42 is connected to the second surface 22 of the carrier 2. The frame 6 can define a first surface 61 and a second surface 62, wherein the outer frame of the first elastic body element 41 is connected to the first surface 61 of the frame 6; the outer frame of the second elastic body component 42 is connected with the second surface 62 of the frame 6, so that the carrier 2 is suspended inside the frame 6, and is placed on the frame 6 by the positions of the plurality of driving magnets 7 corresponding to the first axial driving coil 3, when the first axial driving coil 3 is driven by current, the string parts of the first elastic body component 41 and the second elastic body component 42 can limit the carrier 2 to perform limited movement in the first axial direction.
As described in conjunction with fig. 2 to 4, the number of the second link components 5 is four, and the second link components are a link component 51, a link component 52, a link component 53, and a link component 54. Each of the second link assemblies 5 has a first plane, a second plane spaced apart from the first plane, a third plane spaced apart from the second plane, a first elastic plane connected between the first plane and the second plane, and a second elastic plane connected between the second plane and the third plane. For example, the link assembly 51 has a first plane 511, a second plane 512, a third plane 513, a first elastic plane 514, a second elastic plane 515; the link assembly 52 has a first plane 521, a second plane 522, a third plane 523, a first elastic plane 524, a second elastic plane 525; the link assembly 53 has a first plane 531, a second plane 532, a third plane 533, a first elastic plane 534, a second elastic plane 535; the link assembly 54 has a first plane 541, a second plane 542, a third plane 543, a first elastic plane 544, and a second elastic plane 545. The first elastic surface and the second elastic surface of the second link assembly 5 are respectively string wire parts which are arranged in a snake shape. The first elastic surface of the same second link assembly faces in the second axial direction or the third axial direction, and the second elastic surface faces in the third axial direction or the second axial direction. The first elastic surface and the second elastic surface of each second linking component 5 respectively form an included angle with the second plane, the included angle is equal to 90 degrees, and the first elastic surface and the second elastic surface are perpendicular to each other. The first planes 511, 521, 531 and 541 are connected to the frame 6, and the third planes 513, 523, 533 and 543 are connected to the base 9, so that the frame 6 can be suspended in the base 9 by the carrier 2. In this embodiment, the first elastic surfaces 514 and 534 and the second elastic surfaces 525 and 545 face the X axis.
When the driving assembly generates an electrical signal to enter the second triaxial driving coil 8, the fixed magnetic field generated by the driving magnet 7 and the coil loop in the second triaxial driving coil 8 generate a magnetic driving force to push the frame 6 to generate a motion thrust on the X-axis or the Y-axis. When the frame moves along the X axis, the string feature of the elastic surface can do stretching movement; second elastic surfaces 515, 535 and first elastic surfaces 524, 544 face the Y axis, and the string features of the elastic surfaces may undergo stretching motion as the frame undergoes Y-axis motion.
In the preferred embodiment, the four link elements 51, 52, 53, 54 of the second link element 5 are arranged in a rotational manner, so that the X-axis motion is achieved in cooperation with the string feature stretching motion of the first elastic surfaces 514, 534 and the second elastic surfaces 525, 545, and in other requirements or schemes, the link elements may be arranged symmetrically, so that the X-axis motion is changed to use the first elastic surfaces 514, 524, 534, 544; the Y-axis motion is instead used with the second resilient surfaces 515, 525, 535, 545.
In this preferred embodiment, the first linking member 4 and the second linking member 5 can be an integral member, specifically, the outer frame portion of the first elastic body 41 of the first linking member 4 is connected to the frame 6 to form a connection point i, and the first plane of the second linking member 5 is connected to the frame 6 to form a connection point ii, wherein the connection points i and ii are overlapped. When the first axial driving coil 3 is electrically connected to the first linking element 4, the electrical signal can be directly transmitted to the third planes 513, 523, 533, 543 of the second linking element 5 by the integration of the first linking element 4 and the second linking element 5, so that the electrical transfer therebetween can be performed without additional process for electrical conversion of the elements, thereby achieving the advantage of simplified process.
Referring to fig. 6, the preferred embodiment illustrates that the first plane of the same second linking member is connected to the frame 6, and the third plane is connected to the base 9 or the opposite fixing member to form a connecting point iii. The base 9 can support the second link assembly 5 by disposing a plurality of supports 901 at positions corresponding to the connection points iii. The support 901 can be configured with the electrical link regions 911, 912, 913, 914 around or at the overlapping position of the third planes 513, 523, 533, 543 of the second link element 5, and the electrical link regions 911, 912, 913, 914 are adjacent to or overlap the third planes 513, 523, 533, 543 of the second link element 5, so that the electrical transfer process can simplify the process difficulty required for transferring electrical property to the elements at the same plane or a small step distance. The first linking component is electrically connected with the coil on the bearing seat, and the second linking component is electrically connected with the outer metal electric connection area of the base through the electric linking area. The electrical transfer method is not limited to solder ball, laser welding or resistance welding. In this embodiment, the electrical link regions 911, 912, 913, 914 are embedded metal terminals connected to the connection point iii, one end of each of the embedded metal terminals is exposed to serve as a transfer region, and by the characteristic that the metal terminals can be bent and embedded into a plastic member, the other end of each of the embedded metal terminals can directly extend to the exposed metal region 902 of the base for electrical transfer in a subsequent module process or other processes.
Example 2
As shown in fig. 8, for meeting the manufacturing or design requirement, the electrical link areas 811, 812, 813, 814 are disposed at the second three-axis driving coil 8 near the supporting body 901, the third plane of the second link assembly 5 has extensions 516, 526, 536, 546 perpendicular to the plane, and the extensions transmit the electrical signal of the third plane to the electrical link areas 811, 812, 813, 814 on the plane having a step distance from the third plane through electrical connection, so as to complete the transfer of the electrical signal. The electrical link regions 811, 812, 813, 814 are electrical connection portions formed by laser irradiation.
Example 3
As shown in fig. 9, for meeting the process or design requirement, the electrical linking regions 931, 932, 933, 934 are disposed on the upper surface of the base 9 near the supporting body 101, the third plane of the second linking element 5 has the extending bodies 516, 526, 536, 546 perpendicular to the plane, and the extending bodies transmit the electrical signal of the third plane to the electrical linking regions 931, 932, 933, 934 on the plane having a step distance with the third plane through electrical connection, so as to complete the transfer of the electrical signal. The electrical linking areas 931, 932, 933, 934 are two-shot molded electrical connection portions. Depending on the application or process requirements, similar position or extension adjustments may be made, such as electrical linking areas may also be provided on the flexible circuit board.
The foregoing description is intended to illustrate and not limit the invention, and those skilled in the art will understand that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the claims.
Claims (10)
1. An anti-shake translation module, comprising:
a bearing seat for bearing the optical lens;
a frame, wherein the middle part of the frame is provided with an accommodating cavity corresponding to the bearing seat;
a base;
the first link assembly is connected between the bearing seat and the frame and used for limiting the bearing seat to move along a first axial direction, the bearing seat is suspended in the frame by the first link assembly, and the first link assembly consists of a first elastic body assembly and a second elastic body assembly which are distributed on the front side and the back side of the bearing seat along the first axial direction;
the second link assembly is connected between the frame and the base or the relative fixing piece and used for limiting the frame to move along a second axial direction and a third axial direction;
and the driving assembly is used for generating driving force to enable the bearing seat and the frame to move along the corresponding axial direction.
2. The anti-shake translation module according to claim 1, wherein: the drive assembly comprises a drive magnet, a first axial drive coil and a second triaxial drive coil, the first axial drive coil is arranged on the periphery of the bearing seat, the second triaxial drive coil is positioned on the upper surface of the base, the number of the drive magnets is multiple, the drive magnets are fixed on the frame and face the first axial drive coil side, and the end faces of all or part of the drive magnets correspond to coils arranged in the second triaxial drive coil.
3. The anti-shake translation module according to claim 1, wherein: the first elastic body assembly and the second elastic body assembly of the first link assembly respectively comprise an inner frame portion connected with the bearing seat, an outer frame portion connected with the frame and a string portion connected between the inner frame portion and the outer frame portion.
4. The anti-shake translation module according to claim 1, wherein: the second link assembly is provided with a first plane, a second plane arranged at a distance from the first plane, a third plane arranged at a distance from the second plane, a first elastic surface connected between the first plane and the second plane, and a second elastic surface connected between the second plane and the third plane, wherein the first elastic surface of the same second link assembly faces to the second axial direction or the third axial direction, the second elastic surface faces to the third axial direction or the second axial direction, the outer frame part of the first elastic body assembly or the second elastic body assembly of the first link assembly is connected with the frame to form a connecting point I, meanwhile, the first plane or the third plane of the second link assembly is connected with the frame to form a connecting point II, and the connecting point I and the connecting point II are overlapped or close to each other.
5. The anti-shake translation module according to claim 4, wherein: the first elastic surface and the second elastic surface of the second link assembly respectively form an included angle with the second plane, the included angle is approximate to or equal to 90 degrees, and an included angle is formed between the first elastic surface and the second elastic surface and is larger than or equal to 60 degrees.
6. The anti-shake translation module according to claim 4, wherein: the first elastic surface and the second elastic surface of the second link assembly are respectively string wire parts which are arranged in a snake shape.
7. The anti-shake translation module according to claim 4, wherein: one of the first plane and the third plane in the same second linking component is connected with the frame, while the other plane is connected with the base or the opposite fixing component to form a connecting point III, and the first linking component and the second linking component complete the electric transfer to the driving component.
8. The anti-shake translation module according to claim 7, wherein: the base is provided with a supporting body corresponding to the connecting point III, the supporting body or peripheral parts of the supporting body are provided with electric link areas, the first link assembly is electrically connected with the coil on the bearing seat, and the second link assembly is electrically connected with the external metal electric connection area through the electric link areas and the base.
9. The anti-shake translation module according to claim 8, wherein: the electrical linking area is an embedded metal terminal connected with the electrical linking area, or an electrical linking part formed by laser irradiation, or an electrical linking part formed by two-material injection molding.
10. The anti-shake translation module according to claim 8, wherein: the first plane or the third plane forming the connection point III in the second link assembly is provided with an extension body perpendicular to the plane, and the extension body transmits the electric signal of the first plane or the third plane to the electric link area on the plane with a step distance with the first plane or the third plane so as to complete the transfer of the electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022954571.2U CN213659151U (en) | 2020-12-11 | 2020-12-11 | Shockproof translation module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022954571.2U CN213659151U (en) | 2020-12-11 | 2020-12-11 | Shockproof translation module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213659151U true CN213659151U (en) | 2021-07-09 |
Family
ID=76689050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022954571.2U Ceased CN213659151U (en) | 2020-12-11 | 2020-12-11 | Shockproof translation module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213659151U (en) |
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2020
- 2020-12-11 CN CN202022954571.2U patent/CN213659151U/en not_active Ceased
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Anti vibration translation module Effective date of registration: 20220929 Granted publication date: 20210709 Pledgee: China Construction Bank Corporation Panjin branch Pledgor: Liaoning Zhonglan Photoelectric Technology Co.,Ltd. Registration number: Y2022210000157 |
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| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20230725 Decision number of declaring invalidation: 562300 Granted publication date: 20210709 |