CN102928952A - Mechanical device for high-definition mobile phone lens - Google Patents
Mechanical device for high-definition mobile phone lens Download PDFInfo
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- CN102928952A CN102928952A CN201210402795XA CN201210402795A CN102928952A CN 102928952 A CN102928952 A CN 102928952A CN 201210402795X A CN201210402795X A CN 201210402795XA CN 201210402795 A CN201210402795 A CN 201210402795A CN 102928952 A CN102928952 A CN 102928952A
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- magazine creel
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Abstract
The invention relates to a mechanical device for a high-definition mobile phone lens. The invention aims at overcoming the deficiencies of the prior art and providing a mechanical system which is smart in structure and can realize optical focusing and automatic focusing. The mechanical device comprises a fixed tube and a cam tube which play supporting and positioning roles, as well as a first, second and third group frames, a shell and a motor group, wherein the motor group consists of a focusing motor and a zooming motor, the first and second group frames are arranged in the fixed tube, the cam tube is sheathed on the fixed tube, the first and second group frames are limited and guided by the cam tube and the fixed tube, one end of the third group frame is arranged in the fixed tube, the other end of the third group frame extends out of the fixed tube to be connected with the focusing motor and driven by the focusing motor to move up and down, the cam tube is driven by the focusing motor to rotate, and the first and second group frames are driven by the rotation of the cam tube to do relatively vertical movement.
Description
[technical field]
The present invention relates to the miniature focusing system of high pixel, more particularly is a kind of for the optical focusing that is used for high-pixel mobile phone lens of high-pixel mobile phone lens and the mechanical system of automatically focusing.
[background technology]
The digital camera lens of camera cell phone of selling in the market, it mainly is the camera lens of 300,000,1,300,000 pixels, camera cell phone than higher gears, dispose the digital camera lens of 2,000,000 even 3,000,000 pixels, this class camera lens is not owing to there is focus function, for the filmed image that guarantees different distance scenery can not have too large difference, in the optical texture design, just can not satisfy lightness and the contrast of taking picture element.For taking in-plant scenery, owing to do not have focusing system and zoom system, pancreatic system, the scenery image will be smudgy.But, the tight shot shooting mobile phone that popular camera cell phone is used on the market now, for taking more closely or object far away, because it does not have zoom function, object will seem fuzzy and image planes are differentiated unclear, no matter captured photograph picture element is the restriction that the contrast of whole sharpness, lightness or image planes is added shooting distance, and effect is not very desirable.The development trend of camera cell phone be digital camera lens by low picture element to high picture element, by focusing digital camera lens to the digital camera lens of focusing, to optical zoom number camera lens, and existing camera cell phone does not all have this function by focus lens.
For solving above-mentioned existing problem, the present invention makes useful improvement.
[summary of the invention]
The objective of the invention is in order to overcome the prior art deficiency, and provide a kind of structure small and exquisite, can realize for the optical focusing of high-pixel mobile phone lens and the automatic mechanical system of focusing.
In order to solve the technical matters of above-mentioned existence, the present invention adopts following technical proposal:
A kind of mechanical hook-up for high-pixel mobile phone lens, included the stationary magazine creel cam canister and first of supporting and location effect, two, the three groups of frames and shell and groups of motors, this groups of motors includes focusing motor and zoom motor, it is characterized in that: described first, two groups of frames are arranged in the stationary magazine creel, described cam canister is enclosed within on the stationary magazine creel, described first, the two groups of frames are by cam canister and stationary magazine creel is spacing and guiding, one end of described the 3rd group of frames is located in the stationary magazine creel, the other end stretches out surely that stationary magazine creel is connected with the focusing motor and by on the motor driving of focusing, lower movement, described zoom motor drives cam canister and rotates, and the rotation of cam canister drives first, the two groups of frames are done relative upper, lower movement;
Aforesaid a kind of mechanical hook-up for high-pixel mobile phone lens, it is characterized in that: described first, the edge is respectively equipped with first under the frame of two groups of frames, the second guide shaft group, have first at described cam canister inside surface, the second zoom curved groove group, barrel at stationary magazine creel has first, the second straight-line groove group, the first straight-line groove group that the first guide shaft group of described first group of frame is passed on the stationary magazine creel enters in the first corresponding on cam canister zoom curved groove group, and the second straight-line groove group that the second guide shaft group of described second group of frame is passed on the stationary magazine creel enters in the second corresponding on cam canister zoom curved groove;
Aforesaid a kind of mechanical hook-up for high-pixel mobile phone lens is characterized in that: described the 3rd group of frames are provided with a pilot hole and a threaded hole, and pilot hole is positioned on the stationary magazine creel by axle, and the screw rod on threaded hole and the focusing motor matches;
Aforesaid a kind of mechanical hook-up for high-pixel mobile phone lens, it is characterized in that: the outside lower end of described cam canister is provided with gear ring, described zoom motor also has been provided with the gear set of transmission gear shift effect, make the motor gear that is located on the zoom motor axle by under the middle transmission gear effect, by the gear ring on the driving gear drives cam canister, make cam canister rotate and drive thus first and second group frame and do relative moving up and down;
Aforesaid a kind of mechanical hook-up for high-pixel mobile phone lens, it is characterized in that: first, second zoom curved groove group of described cam canister includes three equally distributed zoom curved grooves separately, first, second guide shaft group of first and second group frame, also include separately three equally distributed guide shafts, each guide shaft enters in the corresponding zoom curved groove;
Aforesaid a kind of mechanical hook-up for high-pixel mobile phone lens, it is characterized in that: autofocus system and optical focal distance setting system that described stationary magazine creel cam canister first, second and third group frame and groups of motors form, this system meets the following conditions: focusing is that 7cm is to infinity from (AF); Zooming range (f)=2.8-14.4mm;
Aforesaid a kind of mechanical hook-up for high-pixel mobile phone lens is characterized in that: the material of the gear set on the zoom motor is plastic cement.
The present invention compared with prior art has following advantage:
Because the present invention adopts stationary magazine creel, cam canister and first, second and third group frame and groups of motors to form, and has realized autofocus system and optical focal distance setting system, advantage is as follows:
1) design of solution high pixel minitype mobile lens optical zoom and autofocus system;
2) cam canister adopts special cam mechanism, realizes high, the advantages such as precision is reliable, size is little, compact conformation of the problem of the accuracy that the lens optical zoom moves and repeatable accuracy;
3) solve the problem of lens focusing, 7cm is to the shooting of can focusing of infinite distance scenery;
4) solve the optical zoom of camera lens repetition and the reliability of autofocus system precision;
5) microminiaturization of solution optical zoom and autofocus lens.
[description of drawings]
Fig. 1 is explosive view of the present invention;
Fig. 2 is the explosive view that the present invention removes decapsidate;
Fig. 3 is the stereographic map that the present invention removes decapsidate;
Fig. 4 is the stereographic map of first and second group of the present invention frame;
Fig. 5 is the explosive view of first and second group of the present invention frame;
Fig. 6 is one jiao the stereographic map of cutting of cam canister of the present invention and first group of frame;
Fig. 7 is one jiao the stereographic map of cutting of cam canister of the present invention and second group of frame;
Fig. 8 is the vertical view of gear set of the present invention.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
A kind of mechanical hook-up for high-pixel mobile phone lens, included the stationary magazine creel 1 of supporting and location effect, cam canister 2 and first, two, three groups of frames 3,4,5 and shell 6 and groups of motors 7, this groups of motors 7 includes focusing motor 71 and zoom motor 72, it all belongs to the miniature high-precision step motor, stable drive, accurate positioning, but repeatable accuracy is high, described first, two groups of frames 3,4 are arranged on 1 li of stationary magazine creel, described cam canister 2 is enclosed within on the stationary magazine creel 1, described first, two groups of frames 3,4 by cam canister 2 and stationary magazine creel 1 spacing and guiding, one end of described the 3rd group of frames 5 is located at 1 li of stationary magazine creel, the other end stretches out surely that stationary magazine creel 1 is connected with focusing motor 71 and by in the drives of focusing motor 71, lower movement, described zoom motor 72 drives cam canister 2 and rotates, and the rotation of cam canister 2 drives first, two groups of frames 3,4 do relative upper, lower movement.
Described first, two groups of frames 3, the edge is respectively equipped with first under 4 the frame, the second guide shaft group 31,41, have first at described cam canister 2 inside surfaces, the second zoom curved groove group 21,22, barrel at stationary magazine creel 1 has first, the second straight- line groove group 11,12, the first straight-line groove group 11 that the first guide shaft group 31 of described first group of frame 3 is passed on the stationary magazine creel 1 enters 21 li of the first corresponding on the cam canister 2 zoom curved groove groups, the second straight-line groove group 12 that the second guide shaft group 41 of described second group of frame 4 is passed on the stationary magazine creel 1 enters 22 li of the second corresponding on the cam canister 2 zoom curved grooves, first, the second guide shaft group 31,41 first, the second straight-line groove group 11, can only go up for 12 li, lower movement, when cam canister 2 left-right rotation, first, the second guide shaft group 31,41 first, the second zoom curved groove group 21,22 li tracks along with the zoom curved groove move, and first, the second straight- line groove group 11,12 effects are lower, first, two groups of frames 3,4 do relative upper, lower movement realizes optical zoom function; Described the 3rd group of frames 5 are provided with a pilot hole 51 and a threaded hole 52, pilot hole 51 is positioned on the stationary magazine creel 1 by axle 8, screw rod 711 on threaded hole 52 and the focusing motor 71 matches, when focusing motor 71 rotates, under the effect of screw rod 711, the pilot hole 51 of the 3rd group of frames 5 is positioned on the stationary magazine creel 1 by axle 8, so the 3rd group of frames 5 can only be done upper and lower movement, realizes automatic focusing function.
The outside lower end of described cam canister 2 is provided with gear ring 23, described zoom motor 72 also has been provided with the gear set 721 of transmission gear shift effect, make the motor gear 722 that is located on zoom motor 72 axles lower by 723 effects of middle transmission gear, by the gear ring 23 on the driven wheel 724 driving cam cylinders 2, make cam canister 2 rotate and drive thus first and second group frame 3,4 and do relative moving up and down, this gear set 721 has high transmission ratio---and ratio of gear is up to 24, low noise---noise is lower than 40Db, high-level efficiency---and efficient reaches 96%.First, second zoom wire casing group 21,22 songs of described cam canister 2 include three equally distributed zoom curved grooves separately, first and second group frame 3, first, second guide shaft group 31,41 of 4, also include separately three equally distributed guide shafts, each guide shaft enters in the corresponding zoom curved groove, form a stable drive, the curvilinear guide system of accurate positioning when system's multisection type optical zoom, has guaranteed the optical zoom precision of system.
Described stationary magazine creel 1, cam canister 2, first, second and third group frame 3,4,5 and groups of motors 7 autofocus system and the optical focal distance setting system that form, this system meets the following conditions: focusing is that 7cm is to infinity from AF; Zooming range (f)=2.8-14.4mm.The material of the gear set 721 on the described zoom motor 72 is plastic cement, and the teeth plastic wheel has the performance of low vibration, realizes stable drive.
The present invention is through reliability test---high temperature and humidity test (80 ℃ of the temperature of series, humidity 95%-), temperature cycling test (circulation is 72 hours between 30 ℃ and 70 ℃), vibration test (frequency 10-50-10Hz, amplitude 2mm, 30 minutes time), fall-down test (1.5 meters eminences are fallen), its system accuracy of actuation test (20,000 times circulation zoom and focusings) is constant, the outward appearance not damaged.
Optical zoom and autofocus system numerical digit camera lens and common numerical digit camera lens contrast such as following table:
Claims (5)
1. mechanical hook-up that is used for high-pixel mobile phone lens, included the stationary magazine creel (1) of supporting and location effect, cam canister (2) and first, two, three groups of frames (3), (4), (5) and shell (6) and groups of motors (7), this groups of motors (7) includes focusing motor (71) and zoom motor (72), it is characterized in that: described first, two groups of frames (3), (4) it is inner to be arranged on stationary magazine creel (1), described cam canister (2) is enclosed within on the stationary magazine creel (1), described first, two groups of frames (3), (4) by cam canister (2) and stationary magazine creel (1) is spacing and the guiding, it is inner that one end of described the 3rd group of frames (5) is located at stationary magazine creel (1), the other end stretches out surely that stationary magazine creel (1) is connected with focusing motor (71) and by in motor (71) drive of focusing, lower movement, described zoom motor (72) drives cam canister (2) and rotates, and the rotation of cam canister (2) drives first, two groups of frames (3), (4) do relative upper, lower movement; Described first, two groups of frames (3), (4) edge is respectively equipped with first under the frame, the second guide shaft group (31), (41), have first at described cam canister (2) inside surface, the second zoom curved groove group (21), (22), barrel at stationary magazine creel (1) has first, the second straight-line groove group (11), (12), the first guide shaft group (31) of described first group of frame (3) is passed the first straight-line groove group (11) on the stationary magazine creel (1), and to enter upper the first corresponding zoom curved groove group (21) of cam canister (2) inner, and the second guide shaft group (41) of described second group of frame (4) is passed the second straight-line groove group (12) on the stationary magazine creel (1), and to enter upper the second corresponding zoom curved groove (22) of cam canister (2) inner; Autofocus system and optical focal distance setting system that described stationary magazine creel (1), cam canister (2), first, second and third group frame (3), (4), (5) and groups of motors (7) form, this system meets the following conditions: focusing is that 7cm is to infinity from (AF); Zooming range (f)=2.8-14.4mm.
2. a kind of mechanical hook-up for high-pixel mobile phone lens according to claim 1, it is characterized in that: described the 3rd group of frames (5) are provided with a pilot hole (51) and a threaded hole (52), pilot hole (51) is positioned on the stationary magazine creel (1) by axle (8), and the screw rod (711) on threaded hole (52) and the focusing motor (71) matches.
3. a kind of mechanical hook-up for high-pixel mobile phone lens according to claim 2, it is characterized in that: the outside lower end of described cam canister (2) is provided with gear ring (23), described zoom motor (72) also has been provided with the gear set (721) of transmission gear shift effect, make the motor gear (722) that is located on zoom motor (72) axle lower by middle transmission gear (723) effect, by the gear ring (23) on driven wheel (724) the driving cam cylinder (2), cam canister (2) is rotated also drive thus first, two groups of frames (3), (4) do relative upper, lower movement.
4. a kind of mechanical hook-up for high-pixel mobile phone lens according to claim 2, it is characterized in that: first, second zoom curved groove group (21) of described cam canister (2), (22) include three equally distributed zoom curved grooves separately, first, second guide shaft group (31) of first and second group frame (3), (4), (41), also include separately three equally distributed guide shafts, each guide shaft enters in the corresponding zoom curved groove.
5. a kind of mechanical hook-up for high-pixel mobile phone lens according to claim 1, it is characterized in that: the material of the gear set (721) on the zoom motor (72) is plastic cement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210402795XA CN102928952A (en) | 2012-10-20 | 2012-10-20 | Mechanical device for high-definition mobile phone lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210402795XA CN102928952A (en) | 2012-10-20 | 2012-10-20 | Mechanical device for high-definition mobile phone lens |
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| Publication Number | Publication Date |
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| CN102928952A true CN102928952A (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210402795XA Pending CN102928952A (en) | 2012-10-20 | 2012-10-20 | Mechanical device for high-definition mobile phone lens |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217856A (en) * | 2013-05-10 | 2013-07-24 | 厦门力鼎光电技术有限公司 | Focusing mechanism of monitoring lens |
| CN106647108A (en) * | 2016-12-15 | 2017-05-10 | 福建福特科光电股份有限公司 | Lens assembly capable of realizing automatic focusing by adopting fixed focus lens |
| CN107797488A (en) * | 2017-09-30 | 2018-03-13 | 维沃移动通信有限公司 | A kind of displacement control system and its control method, mobile terminal |
| CN110673433A (en) * | 2019-09-24 | 2020-01-10 | 深圳市火乐科技发展有限公司 | Automatic focusing method and device |
| CN110913117A (en) * | 2019-12-31 | 2020-03-24 | 成都云影方塘科技有限公司 | Camera lens capable of being used for shooting |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005195663A (en) * | 2003-12-26 | 2005-07-21 | Kyocera Corp | Camera module |
| CN2864725Y (en) * | 2005-10-27 | 2007-01-31 | 崴强科技股份有限公司 | Optical lens mechanism with variable-focus and automatic focusing function |
| JP2007256785A (en) * | 2006-03-24 | 2007-10-04 | Kyocera Corp | Camera module and portable terminal equipped therewith |
| CN201000501Y (en) * | 2007-01-20 | 2008-01-02 | 中山联合光电科技有限公司 | Optical focusing and automatic focusing machine system |
| CN201845118U (en) * | 2010-09-22 | 2011-05-25 | 中山联合光电科技有限公司 | Optical regulation structure capable of optical zoom and auto focusing |
-
2012
- 2012-10-20 CN CN201210402795XA patent/CN102928952A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005195663A (en) * | 2003-12-26 | 2005-07-21 | Kyocera Corp | Camera module |
| CN2864725Y (en) * | 2005-10-27 | 2007-01-31 | 崴强科技股份有限公司 | Optical lens mechanism with variable-focus and automatic focusing function |
| JP2007256785A (en) * | 2006-03-24 | 2007-10-04 | Kyocera Corp | Camera module and portable terminal equipped therewith |
| CN201000501Y (en) * | 2007-01-20 | 2008-01-02 | 中山联合光电科技有限公司 | Optical focusing and automatic focusing machine system |
| CN201845118U (en) * | 2010-09-22 | 2011-05-25 | 中山联合光电科技有限公司 | Optical regulation structure capable of optical zoom and auto focusing |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217856A (en) * | 2013-05-10 | 2013-07-24 | 厦门力鼎光电技术有限公司 | Focusing mechanism of monitoring lens |
| CN103217856B (en) * | 2013-05-10 | 2016-07-06 | 厦门力鼎光电技术有限公司 | A kind of focus adjusting mechanism of monitoring camera |
| CN106647108A (en) * | 2016-12-15 | 2017-05-10 | 福建福特科光电股份有限公司 | Lens assembly capable of realizing automatic focusing by adopting fixed focus lens |
| CN107797488A (en) * | 2017-09-30 | 2018-03-13 | 维沃移动通信有限公司 | A kind of displacement control system and its control method, mobile terminal |
| CN110673433A (en) * | 2019-09-24 | 2020-01-10 | 深圳市火乐科技发展有限公司 | Automatic focusing method and device |
| CN110913117A (en) * | 2019-12-31 | 2020-03-24 | 成都云影方塘科技有限公司 | Camera lens capable of being used for shooting |
| CN110913117B (en) * | 2019-12-31 | 2024-05-24 | 成都云影方塘科技有限公司 | Camera lens capable of being used for shooting |
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Application publication date: 20130213 |