CN109188643A - Camera lens module - Google Patents
Camera lens module Download PDFInfo
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- CN109188643A CN109188643A CN201811120823.2A CN201811120823A CN109188643A CN 109188643 A CN109188643 A CN 109188643A CN 201811120823 A CN201811120823 A CN 201811120823A CN 109188643 A CN109188643 A CN 109188643A
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- camera lens
- optical
- lens module
- driving unit
- optical element
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Abstract
Disclosed herein is camera lens modules.The camera lens module may include: pedestal, be placed with lens drum in the pedestal；Automatic focus drive unit is set in parallel in a manner of in face of the first side surface of the pedestal with first side surface, and is arranged in face of the lens drum；And optical element driving unit, it is set in parallel, is arranged in face of the lens drum with the second side surface on the direction on first side surface opposite, and be arranged to be located at the automatic focus drive unit opposite.
Description
The application is original bill, and application No. is 201510289178.7 application for a patent for invention, (applying date is May 29 in 2015
Day, entitled " camera lens module ") divisional application.
Technical field
Embodiments of the present invention are related to compact camera lens module, which is mounted on mobile communication
On the front or rear portion of the main body of terminal, and used under various screening-modes.
Background technique
Recently, in mobile communication terminals (such as the tablet PC universal with the latest development of mobile communication technology or
Smart phone) in use at least one light, thin, short and small camera lens module.Particularly, there are users to mobile logical
The high capacity of the camera lens module used in letter terminal and high performance demand.In addition, just towards keep its high capacity and
Camera lens module is developed in direction that is high performance while being conducive to small size.
The small camera lens module used in mobile communication terminals equipped with automatic focusing function and digital zoom functions,
And it is further equipped with stabilizer function, so that its faithful to camera function of the small camera lens module.In general, known phase
Machine lens module includes: lens；Lens driving unit is configured to move lens in the direction of the optical axis, and provides
Moveable power for focus control；And imaging sensor, it is configured to shoot the light by lens entrance, and will
Captured light is converted into picture signal.Camera lens module is configured to execute the focusing about object (subject), with logical
It is shot after automatically control the distance between lens and imaging sensor.
It can will implement lens driving unit focus automatically, camera lens module to be divided into: use magnetic field and electric field
Between interaction principle voice coil motor (VCM) type, and in response to sensor detection and automatically control lens
The type of coding of position.In the method for implementing the focusing function in VCM type camera lens module, VCM is mainly used as driving
Dynamic source.VCM includes the coil for being configured to the magnet and offer electric current of generation magnetic force, and by by between electric and magnetic fields
Interaction and the power that generates keeps lens drum (lens barrel) mobile.Similarly, code-shaped camera lens module includes
The coil of magnet and offer electric current, and moveable power is provided.
For example, in " South Korea patent application No.2010-106811 ", " South Korea patent application No.2009-83613 ", " South Korea
It is disclosed in patent application No.2012-85890 " and " South Korea patent application No.2010-71948 " and is mounted on mobile communication terminal
On traditional small-sized automatic focus camera lens module.
Summary of the invention
However, as mobile communication terminal is high performance in holding while gradually becoming light weight and slender (slim), peace
Camera lens module in the main body of terminal is also required to keeping high performance while reducing size.
The setting (disposition) of driving unit is extremely important in terms of the size for reducing camera lens module.Automatically
Focus drive unit is mounted in and substantially at including on the driving unit in camera lens module.It, can be with according to the performance of terminal
It is single that optical element driving unit, shutter driving unit or optical image stabilizer driving are additionally constructed in camera lens module
Member.If reducing the size of these driving units and small drive units being arranged in the empty space of camera lens module
In, then it can be realized reduction of the camera lens module in terms of size.
Therefore, the camera lens module that embodiments of the present invention are intended to provide conducive to small size design.
In addition, embodiments of the present invention are intended to provide the phase of the optical element driving unit including being conducive to small size design
Machine lens module.
In addition, the camera that embodiments of the present invention are intended to provide the optical component package including being conducive to small size design is saturating
Mirror module.
In addition, embodiments of the present invention are intended to by being based on lens drum to face automatic focus drive unit or optical picture
It is saturating come the camera that provides the driving unit conducive to small size as optical element driving unit is arranged in the mode of stabilizer driving unit
Mirror module.
In addition, embodiments of the present invention be intended to provide can using more optical filters, under various screening-modes shooting and
It is easy to the camera lens module of mode change.
Embodiment according to the present invention, a kind of camera lens module include: pedestal, are placed with lens in the pedestal
Cylinder；Automatic focus drive unit, in a manner of in face of the first side surface of the pedestal in parallel with first side surface
Setting, and be arranged in face of the lens drum；And optical element driving unit, in face of being located at first side surface
The mode of the second side surface on the direction on opposite is set in parallel with second side surface in an erect condition, is arranged to face
To the lens drum, and it is arranged to be located at the automatic focus drive unit opposite.
In addition, embodiment according to the present invention, a kind of camera lens module includes: pedestal, is placed in the pedestal
There is lens drum；Automatic focus drive unit, by face of the pedestal the first side surface in a manner of with first side surface
It is set in parallel, and is arranged in face of the lens drum；And optical element driving unit, in face of being located at and described the
The mode of the second side surface on the vertical direction in one side surface is set in parallel with second side surface in an erect condition,
It is arranged in face of the lens drum, and is arranged to be located at the automatic focus drive unit opposite.
In addition, embodiment according to the present invention, in an erect condition be located at first side surface and described
The third side surface and the 4th side surface of second side surface opposite are set in parallel optical image stabilizer driving unit, or with
In face of any of the third side surface and the 4th side surface mode in an erect condition with third side table
Any of face and the 4th side surface are set in parallel an optical image stabilizer driving unit.
In addition, embodiment according to the present invention, a kind of camera lens module includes: pedestal, is placed in the pedestal
There is lens drum；Automatic focus drive unit is arranged in the first of the pedestal in a manner of erectly facing the lens drum
In folding corner region；And optical element driving unit, it is set in a manner of erectly facing the lens drum described
In the second folding corner region on the direction on the diagonal opposite of the first folding corner region, and it is arranged to be located at the automatic focusing driving list
First opposite.
In addition, embodiment according to the present invention, a kind of camera lens module includes: pedestal, is placed in the pedestal
There is lens drum；Automatic focus drive unit is arranged in the first of the pedestal in a manner of erectly facing the lens drum
In folding corner region；And optical element driving unit, it is set at and institute in a manner of erectly facing the lens drum
It states in the second folding corner region on the vertical direction of the first folding corner region, and is arranged to and the automatic focus drive unit phase
It is adjacent.
In addition, embodiment according to the present invention, optical image stabilizer driving unit is arranged respectively to be respectively set
At face in the third corner region and fourth angle portion region for being located at first folding corner region and second folding corner region opposite
The lens drum or an optical image stabilizer driving unit are arranged in the third corner region and the fourth angle
In any of portion region.
In addition, embodiment according to the present invention, a kind of camera lens module includes: optical component mount；Optical element
Driving unit, is configured to writing board shape, and the optical element driving unit is arranged in parallel in face of the camera lens
One side surface of module, and be upstanding in the optical component mount in the direction of the optical axis；And optics member
Part component is construed as including optical element unit, the top surface of the optical element unit and the optical component mount
It is set in parallel, and is rotated in combination with the optical element driving unit.
In addition, the optical element driving unit of embodiment according to the present invention includes moveable magnet, it is described removable
Magnet is configured to be parallel to described one in the state that the optical element driving unit has faced one side surface
A side surface is moved linearly by.
In addition, the optical element driving unit of embodiment according to the present invention includes: one or more yoke portions (yoke),
It is mounted in the optical component mount, and is made of magnetic material；Coil is mounted on the optical component mount
On, and be set in parallel with the yoke portion；Plate shaped moveable magnet is separated with the coil, to face the coil
Mode be set in parallel with the coil, and be arranged to when to the coil apply electric current when, linearly across the coil
It is mobile；And one or more guide parts (guide), it is arranged in the specific region of the optical component mount, and by
It is configured to make the gliding smoothing of the moveable magnet.
In addition, the moveable magnet of embodiment according to the present invention the top of the guide part along with the optical axis
The vertical direction in direction it is mobile.
In addition, the yoke portion of embodiment according to the present invention include the first yoke portion and the second yoke portion, first yoke portion and
Second yoke portion is symmetrically arranged in parallel, and is mounted on the direction of the optical axis, and is arranged in face of described removable
Dynamic magnet.
In addition, the guide part of embodiment according to the present invention include the first guide part and the second guide part, described first
Guide part and second guide part are symmetrically disposed in the two sides in first yoke portion and second yoke portion.
In addition, the first guide part of embodiment according to the present invention is to being constructed in couples, and including at least one
Ball bearing, and second guide part is based on the coil and is symmetrically arranged with first guide part, and including at least one
A ball bearing.
In addition, the camera lens module of embodiment according to the present invention further includes magnet transfer shell, it is described removable
Magnet is mounted on the magnet transfer shell.The magnet transfer shell is configured to writing board shape, and is arranged to pass through
The guide part has mobile across the coil together with gap with the moveable magnet.
In addition, the magnet transfer shell of embodiment according to the present invention further includes attachment pegs, the attachment pegs are described
The side in the top corner of the side of magnet transfer shell in the optical axis upwardly extends, so that the magnet shifts shell
It is connected to the optical element unit.The optical element unit is arranged to linearly move back and forth when magnet transfer shell
When, it is rotated around hinge.
In addition, at least one proximity sensor is arranged in the inner space of the coil or near the coil,
And it is configured to detect the position of the moveable magnet.
In addition, the optical element unit of embodiment according to the present invention includes filter blade, the filter blade
It is construed as including one or more optical filters.
In addition, the optical filter of embodiment according to the present invention may include more optical filters, more optical filters are constructed
Be include visible filter and with visible filter infrared filter disposed in parallel.
In addition, the optical element unit of embodiment according to the present invention includes filter blade, the filter blade
It is construed as including the blade with optical filter or shutter function.
In addition, embodiment according to the present invention, a kind of camera lens module includes: pedestal；One or more yoke portions,
It is mounted on a side surface of the pedestal；Coil is mounted on the base, and is arranged in face of the yoke portion；
Plate shaped moveable magnet is set in parallel in a manner of in face of the coil with the coil, and is arranged to work as to institute
When stating coil application electric current, it is moved linearly by across the coil；And multiple guide parts, setting the moveable magnet with
Between the coil, and it is configured to guide the movement of the moveable magnet.
In addition, the camera lens module of embodiment according to the present invention further includes magnet transfer shell, it is described removable
Magnet is mounted on the magnet transfer shell.The magnet transfer shell is constructed with writing board shape, and is arranged to pass through
The guide part has mobile across the coil together with gap with the moveable magnet.
Detailed description of the invention
Above and other aspect, characteristic and the advantage of embodiments of the present invention following will be retouched from what is carried out in company with attached drawing
It states and becomes apparent.
Fig. 1 is to schematically illustrate the driving unit of camera lens module according to the first embodiment of the present invention
The plan view of setting；
Fig. 2 is to schematically illustrate the driving unit of camera lens module according to the second embodiment of the present invention
The plan view of setting；
Fig. 3 is to schematically illustrate the driving unit of camera lens module according to the third embodiment of the present invention
The plan view of setting；
Fig. 4 is to schematically illustrate the driving unit of camera lens module according to the fourth embodiment of the present invention
The plan view of setting；
Fig. 5 is to instantiate the exploded perspective view of the camera lens module of embodiment according to the present invention；
Fig. 6 is to instantiate the assembling stereogram of the camera lens module of embodiment according to the present invention；
Fig. 7 is to instantiate the exploded perspective view of the element of camera lens module of embodiment according to the present invention；
Fig. 8 is to instantiate the elevational cross-section figure of the camera lens module of Fig. 6；
Fig. 9 is the member of the optical component package used in the camera lens module for instantiate embodiment according to the present invention
The exploded perspective view of part；
Figure 10 is the plan view of the camera lens module of embodiment according to the present invention；
Figure 11 is the cross-sectional view intercepted along the line A-A of Figure 10；
Figure 12 is the cross-sectional view intercepted along the line B-B of Figure 10；
Figure 13 is to instantiate the plan view of the optical component package of Fig. 8 in the flrst mode；
Figure 14 is to instantiate the plan view of the optical component package of Fig. 8 under the second mode, and is to instantiate optical filter
Blade rotated in the state of figure；
Figure 15 is showing for the state of the coil in the flrst mode for instantiating Figure 13, moveable magnet and filter blade
It is intended to；
Figure 16 is showing for the state of the coil under the second mode for instantiating Figure 13, moveable magnet and filter blade
It is intended to；
Figure 17 is the solid for being equipped with the amplification of the filter blade of more optical filters of embodiment according to the present invention
Figure；
Figure 18 is to schematically illustrate the cross-sectional view of the setting of proximity sensor of embodiment according to the present invention；
Figure 19 is to schematically illustrate the cross-sectional view of the setting in single yoke portion of embodiment according to the present invention；
Figure 20 is the cross in the yoke portion for schematically illustrating another embodiment according to the present invention and the setting of guide part
Sectional view；And
Figure 21 is the cross in the yoke portion for schematically illustrating another embodiment according to the present invention and the setting of guide part
Sectional view.
Specific embodiment
Hereinafter, exemplary embodiments of the present invention are described in detail referring to the content being described in the accompanying drawings.So
And the present invention is not limited to or be limited to these illustrative embodiments.The identical reference marker suggested in each figure refers to
Show the element for having basically the same function.
Term including ordinal number (such as first and second) can be used to describe various elements, but these elements not by
It is limited to these terms.These terms are used to only distinguish an element and another element.For example, in various realities of the invention
It applies in mode, first element can be referred to as second element.Similarly, second element can be referred to as first element.In this Shen
Please used in term be only applied to describe particular implementation, and be not intended to be limited to the present invention.Unless in context
In clearly in addition limit, otherwise singular expression includes the expression of plural number.
In addition, term " substantially (substantially) " does not mean that reference when describing embodiments of the present invention
Characteristic, parameter or value must be accurately realized, but can be not excluded for by deviation, variation or characteristic provide effect (packet
Tolerance, measurement error, the precision in terms of measurement is included to limit and to other factors as known to those skilled in the art) in this way
In the range of generate.
Drive on the camera lens module for being mounted on embodiment according to the present invention is described referring to Fig. 1 to Fig. 3
The setting of moving cell.When describing embodiments of the present invention, three-dimensional X/Y/Z coordinate system has been had been illustrated that.In this feelings
Under condition, " Z axis " refers to the direction perpendicular to the movable along optical axis in the direction of camera lens module and lens drum." X-axis "
Refer to the direction (that is, perpendicular to direction of optical axis) for being parallel to camera lens module, and " Y-axis " refers to perpendicular to camera lens
The direction (that is, perpendicular to optical axis and perpendicular to the direction of X-axis) of module.
In addition, the mobile communication terminal for being equipped with the camera lens module of embodiment according to the present invention is only public
Term.Embodiments of the present invention can also be applied to any of following item: mobile phone, palm shape personal computer
(PC), PCS Personal Communications System (PSC), personal digital assistant (PDA), hand-held PC (HPC), smart phone, local area network (LAN) are whole
End, laptop computer and tablet PC.Therefore, term " mobile communication terminal ", which is not intended to, is limited to spy for application of the invention
Determine any device of type.It, can be with since the camera lens module of embodiment according to the present invention is conducive to small size
Be appropriately mounted at belong to mobile communication terminal and can with the mobile communication terminal that a hand is easily held (such as
Smart phone) on.
With being mounted on the driving unit property of can choose on camera lens module according to various embodiments of the present invention
It or in combination include automatic focus drive unit, optical image stabilizer driving unit and optical element driving unit.For example, root
According to the performance of camera lens module, automatic focus drive unit can be only installed on camera lens module, it can be saturating in camera
Automatic focus drive unit and optical image stabilizer driving unit are only installed, or can be in camera lens module in mirror module
The whole automatic focus drive unit of upper installation, optical imagery correction unit and optical element driving unit.
Furthermore, it is possible to one or more automatic focus drive units are installed on camera lens module, it can be saturating in camera
One or more optical image stabilizer driving units are installed in mirror module, and one can be installed on camera lens module
Or multiple optical element driving units.
The performance of camera lens module according to various embodiments of the present invention can pacify on the camera lens module
Fill all driving units.For the reason of reduce in size, automatic focus drive unit is mounted in and substantially at camera lens
In module, but it can be come selectively by being combined with the selectivity of automatic focus drive unit by optical image stabilizer
Driving unit or optical element driving unit are mounted on camera lens module.Automatic focus drive unit, optical imagery is steady
Determine device driving unit and optical element driving unit is efficiently arranged at the lens drum moved along the optical axis of camera lens module
On the basis of empty space in.
Fig. 1 is to schematically illustrate the driving unit of camera lens module according to the first embodiment of the present invention
The plan view of setting.The driving list of camera lens module according to the first embodiment of the present invention is described referring to Fig. 1
The setting of member.
Camera lens module includes pedestal 10, automatic focus drive unit 11 and optical element driving unit 12.Pedestal 10
It can have polyhedron-shaped, rectangular shape.Pedestal 10 includes top surface, bottom surface and 4 side surfaces.This four side tables
Face hereinafter referred to as the first side surface 101, the second side surface 102, third side surface 103 and the 4th side surface 104.By the first side table
Face 101 is arranged to the second side surface 102 in parallel in face of the second side surface 102, and with third side surface 103 and the 4th
Side surface 104 is disposed adjacent to third side surface 103 and the 4th side surface 104 on vertical direction.Second side surface 102 is set
Be set to the first side surface 101 in parallel in face of the first side surface 101, and with third side surface 103 and the 4th side surface
Third side surface 103 and the 4th side surface 104 are disposed adjacent on 104 vertical directions.By third side surface 103 be arranged to
4th side surface 104 faces the 4th side surface 104 in parallel, and vertical with the first side surface 101 and the second side surface 102
Direction on be disposed adjacent to the first side surface 101 and the second side surface 102.4th side surface 104 is arranged to and third side
Surface 103 faces third side surface 103 in parallel, and in the direction vertical with the first side surface 101 and the second side surface 102
On be disposed adjacent to the first side surface 101 and the second side surface 102.
The lens drum 15 moved in the direction of the optical axis is placed at the center of pedestal 10.It is single by focusing driving automatically
The driving of member 11 moves lens drum 15 in the direction of the optical axis, so controls focal length away from imaging sensor (not illustrating).
In addition, lens drum 15 can improve camera function, because passing through the driving of optical element driving unit 12, lens (do not illustrate) quilt
It opens or closes, or the optical filter with additional function is placed on lens.
As shown in Figure 1, in camera lens module according to the first embodiment of the present invention, with pedestal 101 first
Side surface is set in parallel automatic focus drive unit 11, and on the direction on 101 opposite of the first side surface with second side table
Face 102 is set in parallel optical element driving unit 12.As will be described later, optical element driving unit 12 can be set
On one side surface of pedestal 10, because its substantially slender and flat shape with specific thicknesses, and there is rectangle shape
Shape.As will be described later, optical element driving unit 12 is described by taking optical filter as an example below.
Automatic focus drive unit 11 faces lens drum 15, and optical element driving unit 12 also drives in face of automatic focus
Moving cell 11, lens drum 15 are plugged between optical element driving unit 12 and automatic focus drive unit 11.In addition, automatic poly-
Burnt driving unit 11 and optical element driving unit 12 are arranged to facing with each other.Provided with single automatic focus drive unit 11,
And it is provided with single optical element driving unit 12.
Single optical image stabilizer driving unit can be set to replace optical element driving unit 12.That is,
After removing eliminating optical element driving unit 12, can at the position of optical element driving unit 12 with the second side surface 102
It is set in parallel one or two optical image stabilizer driving unit.
Automatic focus drive unit 11 is arranged to it is upright in the direction of the optical axis, and by optical element driving unit 12
It is arranged to upright in the direction of the optical axis.The center of C1 instruction optical axis.
Fig. 2 is to schematically illustrate the driving unit of camera lens module according to the second embodiment of the present invention
The plan view of setting.The driving list of camera lens module according to the second embodiment of the present invention is described referring to Fig. 2
The setting of member.
As shown in Fig. 2, camera lens module includes pedestal 20, automatic focus drive unit 21, optical element driving unit
22 and optical image stabilizer driving unit 23,24.Pedestal 20 has polyhedron-shaped, rectangular shape.Pedestal 20 wraps
Include top surface, bottom surface and four side surfaces.This four side surfaces include the first side surface 201, the second side surface 202, third
Side surface 203 and the 4th side surface 204.First side surface 201 is placed perpendicular on the direction of the second side surface 202.Third
Side surface 203 is placed perpendicular on the direction of the 4th side surface 204.Based on optical axis, the first side surface 201 is located at third side table
203 opposite of face, and the second side surface 202 is located at 204 opposite of the 4th side surface.
In the camera lens module of second embodiment, it is set in parallel automatically with the first side surface 201 of pedestal 20
Focus drive unit 21, and be placed perpendicular to the first side surface 201 direction on the second side surface 202 set in parallel
Set optical element driving unit 22.Automatic focus drive unit 21 faces lens drum 25.In addition, 21 He of automatic focus drive unit
Optical element driving unit 22 is disposed adjacently, so that they are perpendicular to one another.
The single automatic focus drive unit 21 of setting, and also set up single optical element driving unit 22.In addition, in phase
It, can be respectively with the third side surface 203 for being located at 201 opposite of the first side surface and positioned at the second side surface in machine lens module
4th side surface 204 on 202 opposites is set in parallel the first optical image stabilizer driving unit 23 and the second optical imagery is steady
Determine device driving unit 24.
Alternatively, it can be set in parallel with any of the third side surface 203 of pedestal 20 and the 4th side surface 204
Single optical image stabilizer driving unit.In other words, in camera lens module, it is steady that can the first optical imagery be only set
Determine device driving unit 23, but the second optical image stabilizer driving unit 24 can be not provided with, or can only be arranged second
Optical image stabilizer driving unit 24, but the first optical image stabilizer driving unit 23 can be not provided with.
In improved embodiment of the invention, single optical image stabilizer driving unit can be set to be gathered automatically
At the position of burnt driving unit 21, instead of the automatic focus drive unit 21, and one or two automatic focusing unit can be with
It is arranged at the position of one or two optical image stabilizer driving unit 23,24, instead of one or two optical pictures
As stabilizer driving unit 23,24.That is, single optical image stabilization can be set in parallel with the first side surface 201
Device driving unit can be set in parallel the first automatic focus drive unit with third side surface 203, and can be with the 4th side
Surface 204 is set in parallel the second automatic focus drive unit.Automatic focus drive unit 21, optical image stabilizer driving are single
Member 23,24 and optical element driving unit 22 are arranged to upright in the direction of the optical axis.The center of C1 instruction optical axis.
Fig. 3 is to schematically illustrate the driving unit of camera lens module according to the third embodiment of the present invention
The plan view of setting.The driving list of camera lens module according to the third embodiment of the present invention is described referring to Fig. 3
The setting of member.
As shown in figure 3, camera lens module according to the third embodiment of the present invention may include pedestal 30, setting exist
Automatic focus control unit 31 and optical element driving unit 32 in pedestal 30.Pedestal 30 includes four corners region
(that is, empty space).This four corners region includes the first folding corner region 301, the second folding corner region 302, third corner below
Region 303 and fourth angle portion region 304.First folding corner region 301 is arranged in the diagonal directions in face of the second folding corner region
302, it is disposed adjacent to third corner region 303 and fourth angle portion region 304, and be arranged based on optical axis and third corner area
On the vertical direction in domain 303 and fourth angle portion region 304.Second folding corner region 302 is arranged in the diagonal directions in face of the
One folding corner region 301, is disposed adjacent to third corner region 303 and fourth angle portion region 304, and be arranged based on optical axis with
On the vertical direction in third corner region 303 and fourth angle portion region 304.Third corner region 303 is arranged in diagonal line side
Upwardly facing fourth angle portion region 304, it is disposed adjacent to the first folding corner region 301 and the second folding corner region 302, and is set to
At the center C1 of optical axis on the direction vertical with the first folding corner region 301 and the second folding corner region 302.Fourth angle portion region
304 are arranged to be disposed adjacent to the first folding corner region 301 and second jiao in face of third corner region 303 in the diagonal directions
Portion region 302, and be set at the center C1 of optical axis vertical with the first folding corner region 301 and the second folding corner region 302
On direction.
In the camera lens module of third embodiment, first jiao of pedestal 30 is arranged in automatic focus drive unit 31
In portion region 301, and optical element driving unit 32 be arranged in pedestal 30, be provided diagonally opposed at the first folding corner region 301
Opposite direction on the second folding corner region 302 in.Automatic focus drive unit 31 is arranged in face of lens drum 35, and optics
Element driving unit 32 is also provided with into face of lens drum 35.In addition, automatic focus drive unit 31 is single in face of optical element driving
Member 32, lens drum 35 is plugged in the diagonal directions between automatic focus drive unit 31 and optical element driving unit 32.
In addition, automatic focus drive unit 31 and optical element driving unit 32 are set as being located at opposite each other.Provided with single automatic
Focus drive unit 31, and it is also provided with single optical element driving unit 32.
Fig. 4 is to schematically illustrate the driving unit of camera lens module according to the fourth embodiment of the present invention
The plan view of setting.The driving list of camera lens module according to the fourth embodiment of the present invention is described referring to Fig. 4
The setting of member.
As shown in figure 4, camera lens module according to the fourth embodiment of the present invention may include pedestal 30-1, setting
Automatic focus control unit 31-1, optical element driving unit 32-1 and the first optical image stabilization on pedestal 30-1
Device driving unit 33-1 and the second optical image stabilizer driving unit 34-1.Pedestal 30-1 includes folding corner region, i.e., 4 empty
Space.This four corners region includes the first folding corner region 301-1, the second folding corner region 302-1, third corner region 303-1
With fourth angle portion region 304-1.First folding corner region 301-1 is arranged on the direction vertical with the second folding corner region 302-1.The
Triangular part region 303-1 is arranged on the direction vertical with fourth angle portion region 304-1.Based on optical axis, the first folding corner region
301-1 is located at the opposite of third corner region 303-1 in the diagonal directions, and the second folding corner region 302-1 is located at the 4th
The opposite of folding corner region 304-1 in the diagonal directions.
In camera lens module, the first folding corner region 301- of pedestal 30-1 is arranged in automatic focus drive unit 31-1
In 1, and second be set on the direction vertical with the first folding corner region 301-1 is arranged in optical element driving unit 32-1
In folding corner region 302-1.Automatic focus drive unit 31-1 faces lens drum 35, and the also face optical element driving unit 32-1
To lens drum 35.In addition, automatic focus drive unit 31-1 is adjacent with optical element driving unit 32-1 in vertical direction.If
Single automatic focus drive unit 31-1 has been set, and has been also provided with single optical element driving unit 32-1.
In addition, in the camera lens module of the 4th embodiment, the first optical image stabilizer driving unit 33-1 and
Second optical image stabilizer driving unit 34-1, which can be set, is being located at the first folding corner region 301-1 and the second comer area
In the third corner region 303-1 and fourth angle portion region 304-1 on the domain opposite 302-1.The driving of first optical image stabilizer is single
First 33-1 and the second optical image stabilizer driving unit 34-1 is arranged in face of lens drum 35, and in vertical direction each other
It is adjacent.
It alternatively, can be in any of the third corner region 303-1 and fourth angle portion region 304-1 of pedestal 30-1
In an optical image stabilizer driving unit is only set.In other words, in the camera lens module of the 4th embodiment,
First optical image stabilizer driving unit is only set in the 303-1 of third corner region, and the second optical picture can be not provided with
As stabilizer driving unit, or the second optical image stabilizer driving unit is only set in fourth angle portion region 304-1, and
And the first optical image stabilizer driving unit can be not provided in the 303-1 of third corner region.
In improved embodiment of the invention, in camera lens module, optical image stabilizer drive can be set
Moving cell replaces automatic focus drive unit 31-1, and the first automatic focus drive unit and second automatic poly- can be set
Burnt driving unit replaces the first optical image stabilizer driving unit 33-1 and the second optical image stabilizer driving unit 34-
1.That is, automatic focus drive unit 31-1 and the first optical image stabilizer driving unit 33-1 and the second optical picture
As stabilizer driving unit 34-1, optical image stabilizer driving unit and the first automatic focus drive unit can be used respectively
It is replaced with the second automatic focus drive unit.
Automatic focus drive unit 31-1 is arranged to upright in the direction of the optical axis.The driving of first optical image stabilizer is single
First 33-1 and the second optical image stabilizer driving unit 34-1 is also provided with into upright in the direction of the optical axis.Optical element driving
Unit 32-1 is arranged to upright in the direction of the optical axis.
By considering the reduction in size, it has been described that camera lens module according to some embodiments of the present invention
Driving unit setting.It describes to include the camera lens for being mounted on embodiment according to the present invention referring to certain figures
The optical component package including optical element driving unit on component.
The construction of the camera lens assembly 60 of embodiment according to the present invention is described referring to Fig. 5 to Figure 17.
As shown in Fig. 5 to Fig. 8, camera lens assembly 60 may include automatic focus pack 40 and be connected to the automatic focusing
The optical component package 50 of component 40.Optical component package 50 is connected to automatic focus pack 40 based on the center of optical axis, thus
Keep the camera lens module 60 of Fig. 5 complete.Automatic focus pack 40 is because automatic focus drive unit (not illustrating) is mounted on bottom
It gains the name on another side surface 410 of seat 41.If optical image stabilizer driving unit (not illustrating) is mounted on pedestal 41
Another side surface 410 on, then automatic focus pack 40 can be indicated as optical image stabilizer component.
In addition, automatic focus drive unit may be mounted on another side surface 410 of automatic focus pack 40, and light
Learn image stabilizer driving unit can be set front side surface 412 and with rear side surface 414 in space in.
By the connection between the pedestal 41 of automatic focus pack 40 and the pedestal 51 of optical component package 50, to complete phase
The assembly of the module of machine lens module 60.Optical filter lid 52 is connected to the upper surface of camera lens assembly 60.It will retouch later
The attachment pegs stated are exposed to certain edges of optical filter lid 52.Lens drum 42 is by automatic focus drive unit (not illustrating) in light
It is moved on the direction of axis, therefore is controlled the focal length between lens and imaging sensor (illustrated in Fig. 6).
The construction of the optical component package 50 of embodiment according to the present invention is described below with reference to Fig. 9 to Figure 12.
Optical component package 50 is set in parallel with one or more side surfaces in camera lens module as already described above.Optics
The optical element driving unit of component element 50 can be set into not in the folding corner region of camera lens module in face of any one
Side surface, because the optical element driving unit is with substantially writing board shape (that is, rectangular planar shape with specific thicknesses).
In addition, automatic focus drive unit (not illustrating) may be mounted at a side surface pair for being equipped with optical element driving unit
On another side surface in face.
Optical component package 50 includes optical component mount 51, optical element driving unit and optical element unit.Optics
Element can be optical filter.Optical component mount 51 is to be connected to the automatic basic supporting member for focusing pedestal.Optical element driving
Unit and optical element unit are arranged in optical component mount 51.Optical element driving unit is mounted on optical component mount 51
In, so that upright in the direction of the optical axis.The top surface of optical element unit and optical component mount 51 is set in parallel, and
And it is installed in a manner of it will be rotated.Opening 516 with special diameter is formed in the top surface of optical component mount 51
In.Opening 516 is to place the space of lens drum.
Optical element driving unit is mounted on the optical component mount parallel with a side surface of camera lens module
On one side surface, and provide the power of driving optical element unit.That is, optical element driving unit is mounted so as to
It is operated in combination with optical element unit, to provide the power for making optical element unit surround hinge h rotation.
Optical element driving unit includes yoke portion y1 and y2, coil C, moveable magnet m and guide part g1 and g2.Optics
Element driving unit is used to make optical element unit using the electromagnetic force generated between coil C and moveable magnet m to provide
The power of rotation.When moveable magnet m is in response to the electric current of coil C and when bilateral reciprocation, optical element driving unit makes light
Learn cell rotation.Coil C is stator, and moveable magnet m is rotor.Optical element driving unit is in the side of optical axis
Upright mode is mounted on the driving source on a side surface of camera lens module upwards, and is configured to provide for making
It is set in parallel with the top surface of optical component mount 51 (that is, being set in parallel with the surface perpendicular to optical axis (that is, X-Y plane)
Set) the mobile power of optical element unit.
Optical component mount 51 is stator, and has yoke portion y1 and y2, coil C and be mounted on one side surface
Guide part g1, b1；g2,b2.Optical component mount is placed on coil placement (seating) unit 510 being centrally recessed into
On 51 side surface.Guide part placement unit 512,514 is arranged on the two sides of coil placement unit 510.One (Figure 19
In it is illustrated) or multiple yoke portion y1, y2 be arranged on the bottom surface of coil placement unit 510.
Y1, y2 can be made of magnetic material and metal material in yoke portion, to provide attraction for moveable magnet m.Yoke
Portion includes the first yoke portion y1 and the second yoke portion y2, first yoke portion y1 and second yoke portion y2 at the bottom of coil placement unit 510
It is mutually symmetrical, is arranged in face of moveable magnet m, and be set in parallel on surface.First yoke portion y1 has a thickness slightly
Long rectangular shape, and be arranged on the bottom surface of coil placement unit 510 in a manner of extending in the direction of the optical axis.Second
Yoke portion y2 have shape identical with the first yoke portion y1, and be arranged in a manner of extending in the direction of the optical axis with the first yoke
Portion y1 symmetrically closes on the first yoke portion y1.
Guide part placement unit 512,514 is formed in optical component mount 51.The guiding of first guide part g1, b1 and second
Part g2, b2 are separately mounted in guide part placement unit 512 and 514.Install first guide part g1, b1 and the second guide part g2,
B2 is so that the magnet to be described later shifts the gliding smoothing of shell (magnet transfer housing) 55.In particular, working as
When first guide part g1, b1 and second guide part g2, b2 is closely attached to magnet transfer shell 55, they are used as bearing and prop up
Hold the smooth movement of magnet transfer shell 55.Magnet shifts shell 55 and passes through first guide part g1, b1 and second guide part g2, b2
To execute rolling (rolling) operation.
Guide part includes positioned at the guiding of first guide part g1, b1 of the two sides of the first yoke portion y1 and the second yoke portion y2 and second
Part g2, b2, or first guide part g1, b1 and second guide part g2, b2 positioned at the two sides of coil C.First guide part g1, b1
Shell 55 is shifted with second guide part g2, b2 bearing magnets.First guide part g1, b1 of a pair is constructed and is placed on disposed thereon
The guide part of side and downside disposes in unit 512.Second guide part g2, b2 is based on coil C and first guide part g1, b1 symmetrically
Setting, and be arranged in guide part placement unit 514.First guide part and the second guide part include respective ball bearing b1,
b2.Ball bearing b1, b2 support the rolling operation of magnet transfer shell 55.
Moveable magnet m, which has, has a thickness and plate shaped rectangular shape.Moveable magnet m is safely accommodated
In magnet transfer shell 55a.Moveable magnet m or so (that is, in the X-axis direction) is linearly moved back and forth, and with line
While enclosing C holding specific range, optical element unit is driven by the cooperation with coil C.It is protected by ball bearing b1, b2
Hold the distance between coil C and moveable magnet m.
Magnet transfer shell 55 is the plate shaped shell for accommodating moveable magnet m.Magnet shifts shell 55 removable
Dynamic magnet m is moved parallel in the state of being included in magnet transfer shell 55 with coil C.Magnet shifts shell 55 at it
With ball bearing b1, b2 directly contact and left and right be moved linearly by (that is, in the X-axis direction) in the state of by rolling operation come
It is mobile.
The top corner on one side thereof of magnet transfer shell 55 is arranged in the attachment pegs 550 for being connected to optical element unit
At portion.When magnet transfer shell 55 is mobile, optical element unit and attachment pegs 550 execute the rotation around hinge h in combination
Movement.P indicates the printed circuit board (PCB) or flexible printed circuit board (FPCB) for coil C to be electrically connected to external power supply.
As shown in Figure 10 to Figure 12, coil C, moveable magnet m and magnet transfer shell 55 are mounted on optical component mount
On 51 side surface.There are between specific between moveable magnet m and magnet transfer shell 55 and the outside of coil C
Gap.Gap is provided by ball bearing b1, b2.In addition, magnet transfer shell 55 and yoke portion y1, y2 between attraction become can
Can, because these yoke portions are made of magnetic material or metal material.Magnet shifts the reciprocating motion of shell 55 in the X-axis direction
As caused by the electromagnetic force generated when electric current is applied to coil C.Depending on applying (+) electrode still (-) electricity to coil C
Unilaterally (one-sidedly) side of coil C can be arranged in pole, moveable magnet m, and can unilaterally be arranged online
Enclose the other side of C.
The driving of optical component package is described referring to Figure 13 to Figure 16.In the first mode of camera lens module
Under, the first optical filter 530 of filter blade 53 is arranged at the center of optical axis.That is, the first optical filter 530 is placed on
On the lens (not illustrating) of lens drum.This state is instantiated in Figure 13 and Figure 15.Moveable magnet m is unilaterally placed on coil
On the basis of C slightly to the left.
When first mode is switched to second mode, the sense of current for being applied to coil C is reversed, therefore removable magnetic
Body m is moved linearly by the right.Then, the filter blade 53 for being connected to attachment pegs 550 rotates counterclockwise, so by second
Optical filter 532 is arranged at the center of optical axis.That is, the second optical filter 532 is placed on the lens (not illustrating) of lens drum
On.
As a result, attachment pegs 550 are also moved linearly by when moveable magnet m is moved linearly by, but filter blade 53
Around hingeRotation.Therefore, optical axis is placed on according to first or second mode, the first optical filter 530 or the second optical filter 532
Center at.
Describe to be formed the optical element of the optical element unit of embodiment according to the present invention referring to Figure 17
(that is, filter blade 53).Filter blade 53 can be referred to as more optical filters, because it includes two the first optical filters 530
With the second optical filter 532.Furthermore, it is possible to remove any of the first optical filter 530 and the second optical filter 532, and gone
The optical filter removed can be used as shutter.In addition, filter blade 53 may include at least three optical light filters.First optical filter
530 and second optical filter 532 be arranged in the specific region of filter blade, and be set in parallel.
First optical filter 530 can be formed by visible filter, and the second optical filter 532 can be by infrared filter
It is formed.Alternatively, the first optical filter 530 and the second optical filter 532 can be constructed in various ways according to screening-mode.Example
Such as, various optical light filters can be used to replace the first optical filter 530 or the second optical filter 532.For example, optical light filter can
To include bandpass optical filter, ND optical filter, PL optical filter and colour filter.In addition, filter blade 53 may include with optics
The various lens of zoom in/out function, rather than optical filter.
If the first optical filter 530 is formed by visible rays cut-off filter and is arranged in the center of optical axis, camera
Lens module can be applied to commonality schemata.If the second optical filter 532 is formed and is set by infrared ray (IR) bandpass optical filter
It sets at the center of optical axis, then camera lens module can be applied to safety or certification mode, because aperture can be identified.It inserts
Enter to have attachment pegs first opening 531 be arranged in filter blade 53 in the region of one side.Connection has the second of hinge
Opening 533 is arranged in filter blade 53.First opening 531 is formed longly, so attachment pegs are moved in the first opening 531
It is dynamic.
Referring to Fig.1 8, the optical component package of embodiment according to the present invention can also include position sensor.Position
Sensor S1 can be set in the inner space of coil C or position sensor S2 can be set and be equipped with coil C's
On plate P near coil C.Each of position sensor S1 and S2 can detect position and the output of moveable magnet
Detect signal.By considering installation space, the position sensor S1 being arranged in coil C can be used or setting is attached in coil C
Close position sensor S2.
Referring to Fig.1 9, the yoke portion of embodiment according to the present invention may include single yoke portion y3.Single yoke portion y3 can be with
It is arranged in optical component mount 51 in mode upright in the direction of the optical axis.Single yoke portion y3 can be in a manner of being depressed
It is arranged at the bottom of the plate P including coil C.
It can be set referring to Figure 20 and Figure 21, the first yoke portion y4 of embodiment according to the present invention and the second yoke portion y5
In the guide part seating surface 512,514 of optical component mount 51, rather than in the coil seating surface of optical component mount 51
In.In addition, the first yoke portion y4 and the second yoke portion y5 can be set together with ball bearing b4, b5 in guide part seating surface 512,514
In.First yoke portion y4 and the first ball bearing b4 can be set in the side of coil C, and the second yoke portion y5 and the second ball bearing b5 can
The other side of coil C is arranged in.
In addition, the first yoke portion y4 and the second yoke portion y5 can be separately positioned on the first ball bearing b4's and the second ball bearing b5
Inside.This set state of the first yoke portion y4 and the second yoke portion y5 are instantiated in Figure 20.In addition, the first yoke portion y6 and the second yoke
Portion y7 can be separately positioned on the outside of the first ball bearing b6 and the second ball bearing b7.The first yoke portion y6 and are instantiated in Figure 21
This set state of two yoke portion y7.Inside refers to the direction for becoming close to coil C, and outside refers to and becomes far from coil
The direction of C.
Referring back to Fig. 9, the element of optical element driving unit is placed in optical component mount by external block side cover 56
In 51 side surface.External block side cover 56 is configured to the length with the moving distance for being sufficient to accommodate magnet transfer shell 55
Degree.The element of optical element unit is securely placed on the top surface of optical component mount 51 by optical filter lid 52.In addition,
Filter blade 53 executes optical filter guide plate 54 in the case where not interfering on the top surface of optical component mount 51
Safely rotate movement.
As described above, the camera lens module of embodiment according to the present invention designs conducive to small size, because optics is first
Part driving unit is configured to have substantially writing board shape, is mounted in face of a side surface of camera lens module, and set
It is set in face of automatic focus control unit or optical image stabilizer driving unit.
In addition, the camera lens module of embodiment according to the present invention designs conducive to small size, because optical element drives
Moving cell is configured to have substantially writing board shape, by the folding corner region in face of camera lens module is arranged in a manner of lens drum
In, and be arranged in face of automatic focus control unit or optical image stabilizer driving unit.
In addition, the camera lens module of embodiment according to the present invention is convenient under various screening-modes, because
The camera lens module includes more optical filters, and because it can identify aperture and in mobile phone safety certification effectively.
Although having been illustrated that and describing embodiments of the present invention, those skilled in the art be will be appreciated that,
Do not depart from embodiment (such as the attached claims) spirit and scope and by their equivalent limit spirit and
In the case where range, it can modify in form and details to the present invention at it in various ways.
Claims (13)
1. a kind of camera lens module, the camera lens module include:
Optical component mount；
Optical element driving unit, is configured to writing board shape, and the optical element driving unit is arranged to face in parallel
One side surface of the camera lens module, and it is upstanding on the optical component mount in the direction of the optical axis
In；And
Optical component package is construed as including optical element unit, the optical element unit and the optical element bottom
The top surface of seat is set in parallel, and is rotated in combination with the optical element driving unit.
2. camera lens module according to claim 1, wherein the optical element driving unit includes removable magnetic
Body, the moveable magnet are configured in the state that the optical element driving unit has faced one side surface
One side surface is parallel to be moved linearly by.
3. camera lens module according to claim 1, wherein the optical element driving unit includes:
One or more yoke portions, are mounted in the optical component mount, and be made of magnetic material；
Coil is mounted in the optical component mount, and is set in parallel with the yoke portion；
Plate shaped moveable magnet is separated with the coil, is set in parallel in a manner of in face of the coil with the coil
It sets, and is arranged to be moved linearly by when applying electric current to the coil across the coil；And
One or more guide parts are arranged in the specific region of the optical component mount, and are configured to make described
The gliding smoothing of moveable magnet.
4. camera lens module according to claim 3, wherein the moveable magnet across the guide part along with institute
State the vertical direction movement in the direction of optical axis.
5. camera lens module according to claim 3, wherein the yoke portion includes the first yoke portion and the second yoke portion, institute
It states the first yoke portion and second yoke portion to be symmetrically arranged in parallel, be mounted on the direction of the optical axis, and be arranged to face
The moveable magnet.
6. camera lens module according to claim 5, wherein the guide part includes the first guide part and the second guiding
Part, first guide part and second guide part are symmetrically disposed in the two of first yoke portion and second yoke portion
Side.
7. camera lens module according to claim 6, in which:
First guide part is constructed in couples, and including at least one ball bearing, and
Second guide part is based on the coil and is symmetrically arranged with first guide part, and including at least one ball axis
It holds.
8. camera lens module according to claim 3, the camera lens module further includes magnet transfer shell, described
Moveable magnet is mounted on the magnet transfer shell, wherein and the magnet transfer shell is configured to writing board shape, and
It is arranged to have by the guide part with the moveable magnet mobile across the coil together with gap.
9. camera lens module according to claim 8, in which:
The magnet transfer shell further includes attachment pegs, top corner of the attachment pegs in the side of magnet transfer shell
In upwardly extended in the side of the optical axis so that the magnet transfer shell be connected to the optical element unit, and
The optical element unit is arranged to rotate when the magnet shifts shell and linearly moves back and forth around hinge.
10. camera lens module according to claim 6, wherein at least one proximity sensor is arranged in the coil
Inner space in or near the coil, and be configured to detect the position of the moveable magnet.
11. camera lens module according to claim 3, wherein the optical element unit includes filter blade, institute
It states filter blade and is construed as including one or more optical filters.
12. camera lens module according to claim 11, wherein the optical filter includes more optical filters, more filters
Light device be construed as including visible filter and with visible filter infrared filter disposed in parallel.
13. camera lens module according to claim 3, wherein the optical element unit includes filter blade, institute
It states filter blade and is construed as including the blade with optical filter or shutter function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120823.2A CN109188643A (en) | 2015-05-29 | 2015-05-29 | Camera lens module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120823.2A CN109188643A (en) | 2015-05-29 | 2015-05-29 | Camera lens module |
| CN201510289178.7A CN106291861B (en) | 2015-05-29 | 2015-05-29 | Camera lens module |
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| CN201510289178.7A Division CN106291861B (en) | 2015-05-29 | 2015-05-29 | Camera lens module |
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| KR102551188B1 (en) * | 2018-06-26 | 2023-07-04 | 엘지이노텍 주식회사 | A lens moving unit, and camera module and optical instrument including the same |
| CN114258505B (en) * | 2019-08-30 | 2023-09-29 | 华为技术有限公司 | Optical device, imaging device, and electronic apparatus |
| US11733538B2 (en) * | 2019-12-10 | 2023-08-22 | Samsung Electro-Mechanics Co., Ltd. | Camera module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104423003A (en) * | 2013-08-27 | 2015-03-18 | 三星电机株式会社 | Camera module |
| CN104508550A (en) * | 2012-07-20 | 2015-04-08 | Lg伊诺特有限公司 | Camera module |
| US9715126B2 (en) * | 2013-08-12 | 2017-07-25 | Sony Corporation | Image blur correction device and imaging apparatus having operating surface slidable on a rounded surface of a driven portion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7333143B2 (en) * | 2002-07-16 | 2008-02-19 | Olympus Corporation | Light amount adjustment actuator unit, stepping motor, optical unit, and electronic camera |
| JP4739681B2 (en) * | 2004-02-05 | 2011-08-03 | パナソニック株式会社 | Tube |
| JP4189771B2 (en) * | 2007-01-12 | 2008-12-03 | ソニー株式会社 | Light amount adjusting device and imaging device |
| JP5202202B2 (en) * | 2008-09-16 | 2013-06-05 | キヤノン株式会社 | Optical equipment |
| US8077412B2 (en) * | 2009-02-27 | 2011-12-13 | Panasonic Corporation | Lens barrel and imaging device |
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2015
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- 2015-05-29 CN CN201811120823.2A patent/CN109188643A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104508550A (en) * | 2012-07-20 | 2015-04-08 | Lg伊诺特有限公司 | Camera module |
| US9715126B2 (en) * | 2013-08-12 | 2017-07-25 | Sony Corporation | Image blur correction device and imaging apparatus having operating surface slidable on a rounded surface of a driven portion |
| CN104423003A (en) * | 2013-08-27 | 2015-03-18 | 三星电机株式会社 | Camera module |
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| CN106291861A (en) | 2017-01-04 |
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