CN110196479A - The new-type focusing focusing of one kind is without empty zoom lens mould group - Google Patents
The new-type focusing focusing of one kind is without empty zoom lens mould group Download PDFInfo
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- CN110196479A CN110196479A CN201910400908.4A CN201910400908A CN110196479A CN 110196479 A CN110196479 A CN 110196479A CN 201910400908 A CN201910400908 A CN 201910400908A CN 110196479 A CN110196479 A CN 110196479A
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- mounting base
- focusing
- frame
- accommodating cavity
- adjusting ring
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- 206010041662 Splinter Diseases 0.000 claims abstract description 38
- 238000009434 installation Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The invention discloses a kind of new-type focusing focusings without empty zoom lens mould group, its fixed mounting includes mounting base base portion, mounting base suit portion, mounting base suit portion periphery is set with outer waveform splinter, outer adjusting ring, install cover board in mounting base suit portion upper end, frame is embedded in the mounting base accommodating cavity of fixed mounting, frame core opens up frame accommodating cavity, and frame accommodates cavity wall lower end and frame flange is arranged, and the spring positioned at frame upper end side is also embedded in mounting base accommodating cavity；Waveform splinter, lens jacket in being embedded in frame accommodating cavity, lens jacket spinner is in frame；Mounting base base portion installs guiding piece in the outer side installing focusing driving assembly for adjusting ring, frame outer circumference surface, and guiding piece passes through the suit portion guide hole in mounting base suit portion and is inserted into the outer adjusting ring inclined hole for adjusting ring.By said structure design, the present invention has the advantages that novel in structural design, reliability are good, focusing focusing is with high accuracy, and can be effectively prevented from empty Jiao Xianxiang.
Description
Technical field
The present invention relates to field of optical device technology, more particularly to a kind of new-type focusing focusing is without empty zoom lens mould group.
Background technique
For video camera, during take pictures camera shooting, to guarantee the clear of absorbed photo or image
Clear degree needs to carry out focusing focus operation to the pick-up lens of video camera in use process.
It is noted that for the lens module of existing video camera, in carrying out focusing focus process or by outer
The influence of the factors such as portion's ambient vibration, it is easy to void Jiao Xianxiang occur, this will impact pickup quality.
Summary of the invention
The purpose of the present invention is to solve the shortcomings of the prior art and providing the new-type focusing focusing of one kind without empty zoom lens mould
Group, new-type focusing focusing is novel in design without empty zoom lens modular structure, reliability is good, focusing focusing precision is high and can for this
It is effectively prevented from empty Jiao Xianxiang.
In order to achieve the above objectives, the present invention is achieved through the following technical solutions.
The new-type focusing focusing of one kind includes fixed mounting without empty zoom lens mould group, and fixed mounting includes installation
Seat base portion, the upper surface of mounting base base portion are provided with the mounting base suit portion that vertical protrusion upward extends and be in annulus shape, peace
Dress seat base portion is structure as a whole with mounting base suit portion, and the core in mounting base suit portion forms mounting base accommodating cavity, mounting base
The upper end opening of accommodating cavity extends to the upper surface in mounting base suit portion, and the lower ending opening of mounting base accommodating cavity extends to mounting base
The lower surface of base portion, the inner wall of mounting base accommodating cavity are provided with the mounting base limit shoulder block of normal direction upward；
The periphery in mounting base suit portion is set with the outer waveform splinter extended in annulus shape and waveform, is located at outer waveform splinter
Upper end side and be in annulus shape outer adjusting ring, the upper end in mounting base suit portion is installed with the cover board in annulus shape, cover board
Inner end edge portion extend to mounting base accommodating cavity wall inside, outer waveform splinter, outer adjusting ring are successively installed in mounting base
Between base upper surface and cover board, outer waveform splinter compresses upper surface and the lid of the outer lower end surface for adjusting ring and outer adjusting ring upward
Plate abuts；
It is embedded with the frame in annulus shape in the upper end side of mounting base limit shoulder block in mounting base accommodating cavity, the core of frame is opened
Equipped with up and down completely through frame accommodating cavity, frame accommodating cavity wall lower end be provided with towards it is projecting inward extension and along mirror
The frame flange that frame accommodating cavity lower ending opening edge annular extends, also embedded with positioned at frame upper end side in mounting base accommodating cavity
Spring, the lower end of spring are abutted with the upper surface of frame, and the upper end of spring is abutted with the inner end edge portion of cover board；Frame holds
Set it is intracavitary embedded in annulus shape and interior waveform splinter that waveform extends, positioned at the lens jacket of interior waveform splinter upper end side,
Lens jacket spinner is in frame, and interior waveform splinter is installed between lens jacket and frame flange and interior waveform splinter compresses camera lens upward
The lower end surface of set；
Mounting base base portion is installed with the focusing driving assembly for driving outer adjusting ring to rotate in the outer side for adjusting ring；Frame
Outer circumference surface be installed at least two circumferentially ring-type be evenly spaced on and horizontal-extending guiding piece outwardly respectively, mounting base
Suit portion correspond to each guiding piece offer respectively it is horizontal completely through and vertically extending suit portion guide hole, each guiding piece it is outer
End passes through corresponding suit portion guide hole from the inside to the outside respectively and extends respectively to the outer end side in mounting base suit portion, outer adjusting
Ring corresponds to each guiding piece and offers completely through and tilt the adjusting ring inclined hole extended respectively, and the outer end difference of each guiding piece is embedding
Insert in corresponding adjust in ring inclined hole.
Wherein, it is upwardly opening and in the form of an " L " respectively to offer at least two difference for the inner wall of the frame accommodating cavity
Spinner slot, the lens jacket lower end correspond to each spinner slot and are respectively arranged with the horizontal spinner protrusion protruded outwardly, lens jacket
Each spinner protrusion difference spinner is in corresponding spinner slot.
Wherein, the outer lower end for adjusting ring is provided with horizontal protrusion outwardly and is in the driving gear part of annulus shape,
Driving gear part is structure as a whole with outer adjusting ring, and the focusing driving assembly and driving gear part are drivingly connected.
Wherein, the focusing driving assembly includes positioned at the outer adjusting ring side and in horizontally disposed driving silk
Bar, there are two spaced apart bearing blocks for the corresponding driving screw rod setting of the mounting base base portion, and the both ends of screw rod is driven to distinguish
The bearing block of corresponding side is installed on by bearing；
The driving gear part is helical gear, and driving gear part is meshed with driving screw rod.
Wherein, the focusing driving assembly includes the drive motor for being installed in the mounting base base portion, drive motor
Power output shaft is installed with motor linkage gear, and motor linkage gear is meshed with the driving gear part.
Wherein, the upper end outer circumference surface in mounting base suit portion is provided with external screw thread, the inner peripheral surface of the cover board
The external screw thread in corresponding mounting base suit portion is provided with internal screw thread, the internal screw thread of cover board and the external thread bolt connection in mounting base suit portion.
Wherein, the inner end edge portion of the cover board offers downwardly facing opening and is in the positioning annular groove of annulus shape, described
The upper end of spring is intercalated in the positioning annular groove of cover board.
Wherein, each guiding piece has respectively included guide pin, and the frame corresponds to each guide pin and offered respectively towards outward opening
Threaded hole, the inner end of each guide pin is screwed on respectively in the corresponding threaded hole of frame, and the outer end of each guide pin passes through corresponding
Suit portion guide hole is simultaneously inserted into the corresponding adjusting ring inclined hole.
Wherein, the periphery of each guide pin is respectively installed with relatively turnable guide pin set, and each guide pin set is respectively and accordingly
The suit portion guide hole inner wall, the adjusting ring inclined hole inner wall is in rolling contact.
The invention has the benefit that the new-type focusing focusing of one kind of the present invention is without empty zoom lens mould group comprising
There is fixed mounting, fixed mounting includes mounting base base portion, and the upper surface of mounting base base portion is provided with vertical protrusion upward
Extend and be in the mounting base suit portion of annulus shape, mounting base base portion is structure as a whole with mounting base suit portion, mounting base suit
The core in portion forms mounting base accommodating cavity, and the upper end opening of mounting base accommodating cavity extends to the upper surface in mounting base suit portion,
The lower ending opening of mounting base accommodating cavity extends to the lower surface of mounting base base portion, and the inner wall of mounting base accommodating cavity is provided with normal side
Shoulder block is limited to mounting base upward；The periphery in mounting base suit portion is set with the outer waveform in annulus shape and waveform extension
Elastic slice, positioned at outer waveform splinter upper end side and be in annulus shape outer adjusting ring, the upper end in mounting base suit portion, which is installed with, is in
The cover board of annulus shape, the inner end edge portion of cover board extend to the inside of mounting base accommodating cavity wall, outer waveform splinter, outer adjusting
Ring is successively installed between mounting base base upper surface and cover board, and outer waveform splinter compresses the outer lower end surface for adjusting ring and outer upward
The upper surface for adjusting ring is abutted with cover board；It is in circular ring shape that upper end side in mounting base accommodating cavity in mounting base limit shoulder block, which is embedded with,
The frame of shape, the core of frame offer up and down completely through frame accommodating cavity, frame accommodate cavity wall lower end setting
Have towards projecting inward extension and along the frame flange of frame accommodating cavity lower ending opening edge annular extension, mounting base accommodating cavity is interior also
Embedded with the spring for being located at frame upper end side, the lower end of spring is abutted with the upper surface of frame, the upper end of spring and cover board
Inner end edge portion abut；Embedded with the interior waveform splinter extended in annulus shape and waveform, positioned at interior in frame accommodating cavity
The lens jacket of waveform splinter upper end side, lens jacket spinner are installed between lens jacket and frame flange in frame, interior waveform splinter
And interior waveform splinter compresses the lower end surface of lens jacket upward；Mounting base base portion is installed with outer for driving in the outer side for adjusting ring
Adjust the focusing driving assembly of ring rotation；The outer circumference surface of frame be installed at least two circumferentially ring-type be evenly spaced on and
Horizontal-extending guiding piece outwardly respectively, mounting base suit portion correspond to each guiding piece offer respectively it is horizontal completely through and vertically
The suit portion guide hole of extension, the outer end of each guiding piece pass through corresponding suit portion guide hole from the inside to the outside respectively and prolong respectively
The outer end side in mounting base suit portion is extended to, the outer ring that adjusts corresponds to the tune that each guiding piece offers completely through respectively and tilts extension
Ring inclined hole is saved, the outer end of each guiding piece is intercalated in corresponding adjust in ring inclined hole respectively.Pass through said structure design, the present invention
Have the advantages that novel in structural design, reliability are good, focusing focusing is with high accuracy, and empty Jiao Xianxiang can be effectively prevented from.
Detailed description of the invention
The present invention is further detailed below with attached drawing, but the embodiment in attached drawing is not constituted to this hair
Bright any restrictions.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram at another visual angle of the present invention.
Fig. 3 is decomposition diagram of the invention.
Fig. 4 is diagrammatic cross-section of the invention.
Include in Fig. 1 to Fig. 4:
1 --- fixed mounting 11 --- mounting base base portion
111 --- bearing block 12 --- mounting base suit portions
121 --- suit portion guide hole 13 --- mounting base accommodating cavities
14 --- mounting base limits shoulder block 2 --- outer waveform splinters
3 --- outer to adjust ring 31 --- adjusting ring inclined holes
32 --- driving gear part 4 --- cover boards
41 --- positioning annular groove 5 --- frames
51 --- frame accommodating cavity 52 --- frame flanges
53 --- spinner slot 54 --- threaded holes
6 --- spring 7 --- interior waveform splinters
8 --- lens jacket 81 --- spinners protrusion
9 --- focusing driving assembly 91 --- driving screw rods
92 --- bearing 10 --- guiding pieces
101 --- guide pin 102 --- guide pin sets.
Specific embodiment
Below with reference to specific embodiment, the present invention will be described.
As shown in Figures 1 to 4, a kind of new-type focusing focusing is without empty zoom lens mould group comprising there is fixed mounting 1, Gu
Determining mounting base 1 includes mounting base base portion 11, and the upper surface of mounting base base portion 11 is provided with vertical protrusion upward and extends and in circle
The mounting base suit portion 12 of ring-shaped, mounting base base portion 11 are structure as a whole with mounting base suit portion 12, mounting base suit portion 12
Core form mounting base accommodating cavity 13, the upper end opening of mounting base accommodating cavity 13 extends to the upper end in mounting base suit portion 12
Face, the lower ending opening of mounting base accommodating cavity 13 extend to the lower surface of mounting base base portion 11, and the inner wall of mounting base accommodating cavity 13 is set
It is equipped with the mounting base limit shoulder block 14 of normal direction upward.
Further, the periphery in mounting base suit portion 12 is set with the outer waveform splinter in annulus shape and waveform extension
2, positioned at outer 2 upper end side of waveform splinter and in the outer adjusting ring 3 of annulus shape, the upper end in mounting base suit portion 12, which is installed with, is in
The cover board 4 of annulus shape, the inner end edge portion of cover board 4 extend to the inside of 13 inner wall of mounting base accommodating cavity, outer waveform splinter 2,
Outer adjusting ring 3 is successively installed between 11 upper surface of mounting base base portion and cover board 4, and outer waveform splinter 2 compresses outer adjusting ring 3 upward
Lower end surface and the outer upper surface for adjusting ring 3 abutted with cover board 4.Preferably, cover board 4 of the invention can be filled using screw connection manner
Set on the upper end in mounting base suit portion 12, specific: the upper end outer circumference surface in mounting base suit portion 12 is provided with external screw thread,
The external screw thread that the inner peripheral surface of cover board 4 corresponds to mounting base suit portion 12 is provided with internal screw thread, the internal screw thread and installation cover for seat of cover board 4
The external thread bolt connection in dress portion 12；Certain above-mentioned assembly method that is spirally connected is not construed as limiting the invention, i.e., cover board 4 of the invention
The upper end in mounting base suit portion 12, such as snap fit etc. can also be assemblied in using other modes.It is energy there are also being exactly
Enough effectively to position to 6 upper end of spring, the inner end edge portion of cover board 4 of the invention offers downwardly facing opening and in annulus
The positioning annular groove 41 of shape, the upper end of spring 6 are intercalated in the positioning annular groove 41 of cover board 4.
Further, it is in annulus shape that the upper end side in mounting base accommodating cavity 13 in mounting base limit shoulder block 14, which is embedded with,
Frame 5, the core of frame 5 offer up and down completely through frame accommodating cavity 51, the lower end of 51 inner wall of frame accommodating cavity
It is provided with towards projecting inward extension and along the frame flange 52 of 51 lower ending opening edge annular of frame accommodating cavity extension, mounting base is held
It sets also embedded with the spring 6 positioned at 5 upper end side of frame in chamber 13, the lower end of spring 6 is abutted with the upper surface of frame 5, spring 6
Upper end abutted with the inner end edge portion of cover board 4；Being embedded in frame accommodating cavity 51 is in annulus shape and waveform extends
Interior waveform splinter 7, positioned at the lens jacket 8 of interior 7 upper end side of waveform splinter, 8 spinner of lens jacket is clamped in frame 5, interior waveform splinter 7
Between lens jacket 8 and frame flange 52 and interior waveform splinter 7 compresses the lower end surface of lens jacket 8 upward.It need to explain, for
It for lens jacket 8 of the invention, is used to that pick-up lens to be installed, since lens jacket 8 and frame 5 are to assemble company using spinner mode
It connects, i.e., fast assembling-disassembling may be implemented in lens jacket 8, and the present invention can be equipped with a variety of pick-up lens, and different pick-up lens are with difference
Lens jacket 8, in the case where guaranteeing that 8 shape of lens jacket is constant, i.e., present invention may apply to different pick-up lens, interchangeability is good
And versatility is good.
In addition, mounting base base portion 11 drives in the focusing that the outer side for adjusting ring 3 is installed with for driving outer adjusting ring 3 to rotate
Dynamic component 9；The outer circumference surface of frame 5 be installed at least two circumferentially ring-type be evenly spaced on and horizontal extension outwardly respectively
Guiding piece 10, the corresponding each guiding piece 10 in mounting base suit portion 12 offer respectively it is horizontal completely through and vertically extending suit
Portion's guide hole 121, the outer end of each guiding piece 10 pass through corresponding suit portion guide hole 121 from the inside to the outside respectively and each extend over
To the outer end side in mounting base suit portion 12, the corresponding each guiding piece 10 of outer adjusting ring 3, which is offered completely through respectively and tilted, to be extended
Adjusting ring inclined hole 31, the outer end of each guiding piece 10 is intercalated in corresponding adjust in ring inclined hole 31 respectively.
It need to explain, lens jacket 8 of the invention realizes that spinner is connect with frame 5 in the following ways, specific: frame
The inner wall of accommodating cavity 51 offers the upwardly opening and in the form of an " L " respectively spinner slot 53 of at least two difference, 8 lower end of lens jacket
Portion corresponds to each spinner slot 53 and is respectively arranged with the horizontal spinner protrusion 81 protruded outwardly, and each spinner protrusion 81 of lens jacket 8 is distinguished
Spinner is in corresponding spinner slot 53.During lens jacket 8 is installed in frame accommodating cavity 51, first by lens jacket 8
Each spinner protrusion 81 is aligned and inserted into respectively to the vertical section of corresponding spinner slot 53, is inserted into frame accommodating cavity 51 to lens jacket 8
After in place, rotates horizontally lens jacket 8 and each spinner protrusion 81 is made to be displaced to the horizontal component of corresponding spinner slot 53；Due to interior wave
The elasticity of shape elastic slice 7 compresses effect, and each spinner protrusion 81 of lens jacket 8 compresses the upper end of the horizontal part of corresponding spinner slot 53 respectively
Edge.
It is noted that the lower end for adjusting ring 3 outside is provided with horizontal protrusion outwardly and is in the driving gear of annulus shape
Portion 32, driving gear part 32 are structure as a whole with outer adjusting ring 3, and focusing driving assembly 9 and driving gear part 32 are drivingly connected.Its
In, for focusing driving assembly 9 of the invention, focusing driving can be realized using manual mode, it can also be using electricity
Flowing mode realizes focusing driving.For realizing the focusing driving assembly 9 of focusing driving using manual mode, it can use
Following structure designs, specific: focusing driving assembly 9 includes positioned at outer 3 side of adjusting ring and in horizontally disposed driving silk
Bar 91, there are two spaced apart bearing blocks 111 for corresponding driving screw rod 91 setting of mounting base base portion 11, drive the both ends of screw rod 91
Portion passes through the bearing block 111 that bearing 92 is installed on corresponding side respectively, and driving gear part 32 is helical gear, driving gear part 32 and drive
Dynamic screw rod 91 is meshed；Wherein, the inner ring of each bearing 92 and the corresponding end interference close-fitting of driving screw rod 91, each bearing 92 it is outer
Ring and corresponding 111 centre bore interference close-fitting of bearing block；In the mistake for realizing focusing movement using above-mentioned manual focusing driving assembly 9
Cheng Zhong can be manually rotated driving screw rod 91, and the driving driving gear part 32 of driving screw rod 91 of rotation rotates, and driving gear part 32 drives
The entire outer ring 3 that adjusts rotates, and during adjusting ring 3 rotates outside, the adjusting ring skewed slot for tilting extension acts on to be drawn accordingly
Guiding element 10 simultaneously makes each guiding piece 10 relatively corresponding suit portion guide hole 121 moves up and down respectively, the guiding piece moved up and down
10 drive frames 5 and lens jacket 8 are synchronized and are moved up and down, and lens jacket 8 drives pick-up lens to synchronize and moves up and down, and then realizes and adjust
Coke movement；It need to explain, be meshed using the driving gear part 32 of helical teeth wheel construction with driving screw rod 91, drive mechanism tool
There is preferable self-locking performance, can effectively guarantee that pick-up lens stays in required position of focusing.For real using electronic mode
It now focuses for the focusing driving assembly 9 of driving, can be designed using following structures, specific: focusing driving assembly 9 includes
There is the drive motor for being installed in mounting base base portion 11, the power output shaft of drive motor is installed with motor linkage gear, motor connection
Moving gear is meshed with driving gear part 32；During realizing that focusing acts using above-mentioned electromotion focusing driving assembly 9, drive
Dynamic motor is rotated by the outer ring 3 that adjusts of gear drive driving composed by motor linkage gear, driving gear part 32, outside
During adjusting the rotation of ring 3, the adjusting ring skewed slot for tilting extension acts on corresponding guiding piece 10 and makes each guiding piece 10
Relatively corresponding suit portion guide hole 121 moves up and down respectively, and the guiding piece 10 moved up and down drives frame 5 and lens jacket 8
It synchronizes and moves up and down, lens jacket 8 drives pick-up lens to synchronize and moves up and down, and then realizes focusing movement.
It is further to be pointed out that can be designed using following structures, specifically for guiding piece 10 of the invention
: each guiding piece 10 has respectively included guide pin 101, and the corresponding each guide pin 101 of frame 5 offers the threaded hole towards outward opening respectively
54, the inner end of each guide pin 101 is screwed on respectively in the corresponding threaded hole 54 of frame 5, and the outer end of each guide pin 101 passes through corresponding
Suit portion guide hole 121 and be inserted into corresponding adjust in ring inclined hole 31.To avoid guide pin 101 and suit portion guide hole 121
Inner wall, adjusting 31 inner wall of ring inclined hole directly contact and corresponding inner wall are caused wear phenomenon occur, and the present invention uses following structures
Design, specific: the periphery of each guide pin 101 is respectively installed with relatively turnable guide pin set 102, each guide pin set 102 respectively with
121 inner wall of corresponding suit portion guide hole, adjusting 31 inner wall of ring inclined hole are in rolling contact.
For lens module of the invention, spring 6 keeps compressive state, and the inner end edge portion of cover board 4 keeps pushing
The upper end of spring 6, the lower end of spring 6 keep pushing the upper surface of frame 5；The outer holding of waveform splinter 2 compresses transferring upward
The lower end surface of ring 3 is saved, i.e., the outer upper surface for adjusting ring 3 keeps abutting with cover board 4；The interior holding of waveform splinter 7 compresses camera lens upward
Set 8；During the present invention realizes focusing movement, above-mentioned spring 6, outer waveform splinter 2, bullet composed by interior waveform splinter 7
Property device can be effectively prevented from occur void Jiao Xianxiang, focusing accuracy height.
There are also being exactly, as shown in figure 3, the inner wall of mounting base accommodating cavity 13 be provided at least three circumferentially it is cyclic annular it is uniform between
It is evacuation vacancy between distribution and inside rib vertically extending respectively, two adjacent inside ribs, in fixed mounting 1
In process, it is only necessary to which the machining accuracy for guaranteeing inside rib is the assembly precision that can guarantee frame 5, without require that entirely
The precision of 13 inner wall of mounting base accommodating cavity, can be effectively reduced production cost in this way.In addition, the outer circle in mounting base suit portion 12
Circumferential surface be also equipped at least three it is circumferentially cyclic annular be evenly spaced on and outside ribs vertically extending respectively, adjacent two
It is evacuation vacancy between the rib of outside, in 1 process of fixed mounting, it is only necessary to which the machining accuracy of rib is on the outside of guaranteeing
It can guarantee the outer assembly precision for adjusting ring 3, it, in this way can be with without require that the precision of 12 outer circumference surface of entire mounting base suit portion
It is effectively reduced production cost.
Based on the above situation, it may be appreciated that the present invention has novel in structural design, reliability by said structure design
Good, focusing focusing advantage with high accuracy, and empty Jiao Xianxiang can be effectively prevented from.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (9)
1. a kind of new-type focusing focusing is without empty zoom lens mould group, it is characterised in that: include fixed mounting (1), be fixedly mounted
Seat (1) includes mounting base base portion (11), and the upper surface of mounting base base portion (11) is provided with vertical protrusion upward and extends and in circle
The mounting base suit portion (12) of ring-shaped, mounting base base portion (11) are structure as a whole with mounting base suit portion (12), install cover for seat
The core in dress portion (12) forms mounting base accommodating cavity (13), and the upper end opening of mounting base accommodating cavity (13) extends to installation cover for seat
The lower ending opening of the upper surface in dress portion (12), mounting base accommodating cavity (13) extends to the lower surface of mounting base base portion (11), installation
The inner wall of seat accommodating cavity (13) is provided with mounting base limit shoulder block (14) of normal direction upward；
Outside the periphery in mounting base suit portion (12) is set with the outer waveform splinter (2) extended in annulus shape and waveform, is located at
Waveform splinter (2) upper end side and be in annulus shape outer adjusting ring (3), the upper end in mounting base suit portion (12) be installed in circle
The cover board (4) of ring-shaped, the inner end edge portion of cover board (4) extend to the inside of mounting base accommodating cavity (13) inner wall, outer waveform bullet
Piece (2), outer adjusting ring (3) are successively installed between mounting base base portion (11) upper surface and cover board (4), outer waveform splinter (2) court
On compress it is outer adjust ring (3) lower end surface and outside adjust ring (3) upper surface abutted with cover board (4)；
Upper end side in mounting base accommodating cavity (13) in mounting base limit shoulder block (14) is embedded with the frame (5) in annulus shape,
The core of frame (5) offer up and down completely through frame accommodating cavity (51), the lower end of frame accommodating cavity (51) inner wall is set
It is equipped with towards projecting inward extension and along the frame flange (52) of frame accommodating cavity (51) lower ending opening edge annular extension, mounting base
Also embedded with the spring (6) positioned at frame (5) upper end side, the lower end of spring (6) and the upper end of frame (5) in accommodating cavity (13)
Face abuts, and the upper end of spring (6) is abutted with the inner end edge portion of cover board (4)；Embedded in annulus in frame accommodating cavity (51)
Shape and the interior waveform splinter (7) of waveform extension, the lens jacket (8) for being located at interior waveform splinter (7) upper end side, lens jacket (8)
Spinner is in frame (5), and interior waveform splinter (7) is installed between lens jacket (8) and frame flange (52) and interior waveform splinter (7) court
On compress the lower end surfaces of lens jacket (8)；
Mounting base base portion (11) is installed with the focusing driving for driving outer adjusting ring (3) to rotate in the outer side for adjusting ring (3)
Component (9)；The outer circumference surface of frame (5) is installed at least two, and circumferentially ring-type is evenly spaced on and level is prolonged outwardly respectively
The guiding piece (10) stretched, the corresponding each guiding piece (10) in mounting base suit portion (12) offer respectively it is horizontal completely through and vertically prolong
The outer end of the suit portion guide hole (121) stretched, each guiding piece (10) passes through corresponding suit portion guide hole from the inside to the outside respectively
(121) and the outer end side in mounting base suit portion (12) is extended respectively to, the corresponding each guiding piece (10) of outer adjusting ring (3) opens up respectively
There is completely through and tilts the adjusting ring inclined hole (31) extended, the outer end of each guiding piece (10) is intercalated in corresponding adjusting respectively
In ring inclined hole (31).
2. the new-type focusing focusing of one kind according to claim 1 is without empty zoom lens mould group, it is characterised in that: the frame holds
The inner wall for setting chamber (51) offers the upwardly opening and in the form of an " L " respectively spinner slot (53) of at least two difference, the camera lens
Set (8) lower end correspond to each spinner slot (53) and is respectively arranged with the horizontal spinner protrusion (81) protruded outwardly, lens jacket (8) it is each
Spinner is interior in corresponding spinner slot (53) respectively for spinner protrusion (81).
3. the new-type focusing focusing of one kind according to claim 1 is without empty zoom lens mould group, it is characterised in that: the outer adjusting
The lower end of ring (3) is provided with horizontal protrusion outwardly and is in the driving gear part (32) of annulus shape, driving gear part (32) with
Outer adjusting ring (3) is structure as a whole, and the focusing driving assembly (9) and driving gear part (32) are drivingly connected.
4. the new-type focusing focusing of one kind according to claim 3 is without empty zoom lens mould group, it is characterised in that: the focusing is driven
Dynamic component (9) include positioned at outer adjusting ring (3) side and in horizontally disposed driving screw rod (91), the mounting base base
There are two spaced apart bearing block (111) for corresponding driving screw rod (91) setting in portion (11), drive the both ends part of screw rod (91)
Not Tong Guo bearing (92) be installed on the bearing block (111) of corresponding side；
The driving gear part (32) is helical gear, and driving gear part (32) is meshed with driving screw rod (91).
5. the new-type focusing focusing of one kind according to claim 3 is without empty zoom lens mould group, it is characterised in that: the focusing is driven
Dynamic component (9) include the drive motor for being installed in the mounting base base portion (11), and the power output shaft of drive motor is installed with
Motor linkage gear, motor linkage gear are meshed with the driving gear part (32).
6. the new-type focusing focusing of one kind according to claim 1 is without empty zoom lens mould group, it is characterised in that: the mounting base
The upper end outer circumference surface in suit portion (12) is provided with external screw thread, and the inner peripheral surface of the cover board (4) corresponds to mounting base suit portion
(12) external screw thread is provided with internal screw thread, the internal screw thread of cover board (4) and the external thread bolt connection in mounting base suit portion (12).
7. the new-type focusing focusing of one kind according to claim 1 is without empty zoom lens mould group, it is characterised in that: the cover board
(4) inner end edge portion offers downwardly facing opening and is in the positioning annular groove (41) of annulus shape, the upper end of the spring (6)
It is intercalated in the positioning annular groove (41) of cover board (4).
8. the new-type focusing focusing of one kind according to claim 1 is without empty zoom lens mould group, it is characterised in that: each guidance
Part (10) has respectively included guide pin (101), and the corresponding each guide pin (101) of the frame (5) offers the screw thread towards outward opening respectively
Hole (54), the inner end of each guide pin (101) is screwed on respectively in the corresponding threaded hole (54) of frame (5), outside each guide pin (101)
End passes through corresponding suit portion guide hole (121) and is inserted into the corresponding adjusting ring inclined hole (31).
9. the new-type focusing focusing of one kind according to claim 8 is without empty zoom lens mould group, it is characterised in that: each guide pin
(101) periphery is respectively installed with relatively turnable guide pin set (102), each guide pin set (102) respectively with the corresponding set
Dress portion guide hole (121) inner wall, adjusting ring inclined hole (31) inner wall are in rolling contact.
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| CN201910400908.4A CN110196479B (en) | 2019-05-15 | 2019-05-15 | Novel focusing and focusing virtual focus-free lens module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910400908.4A CN110196479B (en) | 2019-05-15 | 2019-05-15 | Novel focusing and focusing virtual focus-free lens module |
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| Publication Number | Publication Date |
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| CN110196479A true CN110196479A (en) | 2019-09-03 |
| CN110196479B CN110196479B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910400908.4A Active CN110196479B (en) | 2019-05-15 | 2019-05-15 | Novel focusing and focusing virtual focus-free lens module |
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| CN113820820A (en) * | 2021-08-05 | 2021-12-21 | 佛山市协亮光电制品有限公司 | Automatic focusing device |
| CN114217406A (en) * | 2021-11-30 | 2022-03-22 | 歌尔光学科技有限公司 | Lens focusing mechanism, projection module and electronic equipment |
| US11586004B1 (en) * | 2022-03-03 | 2023-02-21 | Ortery Technologies, Inc. | Driving mechanism with linear clamp for rotatable ring on camera lens |
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| US11586004B1 (en) * | 2022-03-03 | 2023-02-21 | Ortery Technologies, Inc. | Driving mechanism with linear clamp for rotatable ring on camera lens |
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|---|---|
| CN110196479B (en) | 2024-01-26 |
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