CN101430409A - Drawtube, lens module with the same, and lens module assembling method - Google Patents
Drawtube, lens module with the same, and lens module assembling method Download PDFInfo
- Publication number
- CN101430409A CN101430409A CNA2007102023807A CN200710202380A CN101430409A CN 101430409 A CN101430409 A CN 101430409A CN A2007102023807 A CNA2007102023807 A CN A2007102023807A CN 200710202380 A CN200710202380 A CN 200710202380A CN 101430409 A CN101430409 A CN 101430409A
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- Prior art keywords
- lens barrel
- groove
- lens
- drawtube
- eyeglass
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Abstract
The invention provides a drawtube used for holding an optical element. The drawtube comprises the side wall of the drawtube and the bottom part of the drawtube. The side wall of the drawtube and the bottom part of the drawtube are provided with an inner surface; the bottom part of the drawtube is provided with a diaphragm hole. The drawtube is provided with at least one groove; the at least one groove extends from the inner surface of the side wall of the drawtube to the inner surface of the bottom part of the drawtube and stops at the edge of the diaphragm hole at the bottom part of the drawtube. The arrangement of the groove leads a lens to be capable of counteract a lens deformation caused by absorption when being assembled into the drawtube by adopting a vacuum absorption mode, thus ensuring the lens to be more smoothly stuck with the bottom part of the drawtube; and glue is pointed on the location of the groove after all the lenses are assembled, thus being capable of leading the glue to flow to the bottom part of the drawtube from the groove, thereby being capable of fixing a plurality of lens into the drawtube. The invention also provides a lens module provided with the drawtube and an assembling method of the lens module.
Description
Technical field
The present invention relates to field of optical systems, relate in particular to a kind of lens barrel, have the camera lens module of this lens barrel and the assemble method of this camera lens module.
Background technology
Along with the development of electronic product multifunction, the camera lens module is used widely in consumption electronic products such as mobile phone, notebook computer, digital camera, personal digital assistant.People wish that also electronic product has good image effect when pursuing multifunction, that is, need the camera lens module to have high-quality image quality.
Existing optical lens modular structure generally includes optical elements such as a plurality of eyeglasses of being contained in the lens barrel, iris diaphragm plate, optical filter, and the spaced ring etc. that is used to control distance between each optical element.Because lens barrel is generally cylinder-like structure, each optical element is installed in the lens barrel along the lens barrel axis direction usually successively.In camera lens module assembling process, mostly adopt and earlier each optical element is inserted lens barrel successively, again that last a slice eyeglass point gluing hydropexis is all eyeglasses are in lens barrel.And generally on automatic assembly lens, all can adopt the mode of vacsorb to draw eyeglass and then insert in the lens barrel.So when using thin lens,, when lens set is gone into lens barrel, eyeglass is inserted, and cause lens set in lens barrel, can't carry out breasting well so very smooth-goingly because vacuum slot can make eyeglass be out of shape a little.And when first eyeglass implantation mode tilted, eyeglass just can't develop with the plane of lens barrel bottom, like this, often caused the inefficacy of whole camera lens module and made all optical elements wherein all to abandon, thereby cause the significant wastage of assembling processing procedure.
Therefore, be necessary to provide a kind of lens barrel that when eyeglass is assembled, can avoid eyeglass to produce deformation and occur skew condition can avoid lens set to go into lens barrel the time, have the camera lens module of this lens barrel and the assemble method of this camera lens module.
Summary of the invention
Below, will a kind of lens barrel be described with embodiment, have the camera lens module of this lens barrel and the method for assembling above-mentioned camera lens module.
A kind of lens barrel is used to accommodate optical element, and it comprises a lens barrel sidewall and a lens barrel bottom, and described lens barrel sidewall and lens barrel bottom all have inside surface, and described lens barrel bottom has a diaphragm hole.Described lens barrel has at least one groove, and described at least one groove extends to the inside surface of lens barrel bottom and terminates in the edge of the diaphragm hole of lens barrel bottom from the lens barrel inside surface of side wall.
A kind of camera lens module, it comprises a lens barrel and an eyeglass, and described eyeglass is contained in the lens barrel, and described lens barrel comprises a lens barrel sidewall and a lens barrel bottom, and described lens barrel sidewall and lens barrel bottom all have inside surface, and described lens barrel bottom has a diaphragm hole.Have at least one groove on the described lens barrel, described at least one groove extends to the inside surface of lens barrel bottom and terminates in the edge of the diaphragm hole of lens barrel bottom from the lens barrel inside surface of side wall.
A kind of assemble method of camera lens module, it may further comprise the steps: provide a kind of lens barrel as described above and to treat assembly lens; Described eyeglass is put into lens barrel, and the suction nozzle of vacsorb device is placed the diaphragm hole place of lens barrel bottom, described eyeglass is drawn to the lens barrel bottom, and itself and lens barrel bottom interior surface are adjacent to; Use glue to drip at least one groove of described lens barrel side wall inner surfaces, described eyeglass is fixed.
Compared to prior art, lens barrel provided by the invention, the method that has the camera lens module of this lens barrel and assemble above-mentioned camera lens module have following advantage: because lens barrel is provided with several grooves, make eyeglass when adopting the vacsorb mode to be organized into lens barrel, can offset the eyeglass metaboly that causes owing to suction, guarantee eyeglass applying bottom lens barrel more smooth-goingly, improved the assembling yield of camera lens module; And, finish the back from groove point glue when the assembling of all eyeglasses, can make glue along trench flow bottom the lens barrel, thereby can be fixed in several eyeglasses in the lens barrel simultaneously, avoid relatively moving of the interior eyeglass of lens barrel, improved the fiduciary level of camera lens module, guaranteed the image quality of camera lens module.
Description of drawings
Fig. 1 is the schematic perspective view of the lens barrel that provides of the embodiment of the invention.
Fig. 2 is the schematic top plan view of the lens barrel that provides of the embodiment of the invention.
Fig. 3 is the diagrammatic cross-section of the lens barrel that provides of the embodiment of the invention along III-III direction shown in Figure 1.
Fig. 4 is the diagrammatic cross-section of the camera lens module that provides of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of the invention is described in further detail.
See also Fig. 1, Fig. 2 and Fig. 3, the lens barrel 100 that provides for the embodiment of the invention.Described lens barrel 100 is used to accommodate optical elements such as lens, optical filter, and its material can be engineering plastics such as tygon, polypropylene, Polyvinylchloride or polystyrene.Described lens barrel 100 comprises a lens barrel sidewall 10 and a lens barrel bottom 20.
Described lens barrel sidewall 10 has an inside surface 11 and an outside surface 12.Described outside surface 12 is formed with external thread 121.
Described lens barrel bottom 20 is positioned at the bottom of described lens barrel sidewall 10, and this lens barrel bottom 20 and lens barrel sidewall 10 are integrated.Described lens barrel bottom 20 has inside surface 22.The central authorities of described lens barrel bottom 20 have a diaphragm hole 21.
Have several grooves 111 on described lens barrel sidewall 10 inside surfaces 11 and described lens barrel bottom 20 inside surfaces 22.Described groove 111 extends to the inside surface 22 of lens barrel bottom 20 and terminates in the edge of the diaphragm hole 21 of lens barrel bottom 20 from the inside surface 11 of lens barrel sidewall 10.That is to say that described groove 111 runs through the inside surface 11 of lens barrel sidewall 10 and the inside surface 22 of lens barrel bottom 20.Preferably, these several grooves 111 are for being spacedly distributed on this lens barrel.As shown in Figure 1, the lens barrel 100 that present embodiment provides, the inside surface 11 and 22 of its lens barrel sidewall 10 and lens barrel bottom 20 is provided with 3 grooves, certainly, the number of this groove is not limited to 3, its also can for 1,2, more than 4 or 4.
Described groove 111 be shaped as " L " shape, its flex point is promptly in the junction of inside surface 11 with the inside surface 22 of lens barrel bottom 20 of lens barrel sidewall 10, as Fig. 1 and shown in Figure 3.
The slot wedge of described groove 111 is shaped as linear, and certainly, the slot wedge shape of this groove 111 is not limited to this shape, and it also can be shaped form, and is corrugated etc.
Preferably, the width of described groove 111 should be not excessive, and it can be set to the optical element in the lens barrel 100 such as below 1/10th of internal diameter of eyeglass.
As shown in Figure 4, be a kind of camera lens module 200 that adopts above-mentioned lens barrel 100 provided by the invention, it comprises lens barrel 100 and eyeglass 30, and described eyeglass 30 is contained in the lens barrel 100.
Described eyeglass 30 is arranged at the bottom of lens barrel 100, and the internal diameter of the external diameter of eyeglass 30 and lens barrel 100 is suitable, and like this, when 30 groups on eyeglass was gone into lens barrel, the inside surface 11 of the outside surface of its side and lens barrel main part 10 was fitted.
Can also be provided with other optical elements for example spaced ring, optical filter and other eyeglass etc. above the described eyeglass 30.
The inside surface 22 of the inside surface 11 of the lens barrel sidewall 10 of described lens barrel 100 and lens barrel bottom 20 is provided with several grooves 111.The shape of described groove 111 is L-shaped.Preferably, described several grooves 111 uniformly-spaced are arranged in the lens barrel 100.
Described camera lens module 200 is inserted eyeglass 30 in the lens barrel 100 earlier when assembling, adopts the vacsorb mode that eyeglass 30 is sucked lens barrel 100 bottoms again.The sidewall outside surface of eyeglass 30 and the inside surface of lens barrel sidewall 10 11 are fitted.Like this because the pull of vacuum effect, eyeglass 30 can produce to a certain degree deformation, yet because the setting of these several grooves 111, make that the inside of lens barrel 100 is not the space of a complete closed, like this, eyeglass 30 can effectively solve the eyeglass deformation problems because the deformation that suction is subjected to will obtain offsetting.
In addition, described eyeglass 30 is after sucking lens barrel bottom 20, if eyeglass 30 is on the skew to put into lens barrel 100, eyeglass 30 just can't develop with the inside surface 22 of lens barrel bottom 20 so.And the suction of stressed lower surface in eyeglass 30 can be effectively adjusted in the setting of groove 111, makes the stressed comparatively even of this eyeglass 30, thereby eyeglass 30 is fitted with lens barrel bottom 20 more smooth-goingly.
The present invention also provides a kind of assemble method of camera lens module, and it may further comprise the steps:
Provide a kind of lens barrel as described above 100 and to treat assembly lens 30;
Described eyeglass 30 is put into lens barrel, and the suction nozzle of vacsorb device is placed diaphragm hole 21 places of lens barrel bottom 20, described eyeglass 30 is drawn to lens barrel bottom 20, and its 20 inside surfaces 22 bottom lens barrel are adjacent to;
Use glue to drip at least one groove 111 of described lens barrel sidewall 10 inside surfaces 11, described eyeglass 30 is fixed.
The assemble method of described camera lens module, can also comprise: optical elements such as several eyeglasses, optical filter, spaced ring are inserted in the described lens barrel 100 in turn, re-use glue and drip to described at least one groove 111, several eyeglasses and other optical element are fixing simultaneously.
Compared to prior art, lens barrel provided by the invention, the method that has the camera lens module of this lens barrel and assemble above-mentioned camera lens module have following advantage: because lens barrel is provided with several grooves, make eyeglass when adopting the vacsorb mode to be organized into lens barrel, can offset the eyeglass metaboly that causes owing to suction, guarantee eyeglass applying bottom lens barrel more smooth-goingly, improved the assembling yield of camera lens module; And, finish the back from groove point glue when the assembling of all eyeglasses, can make glue along trench flow bottom the lens barrel, thereby can be fixed in several eyeglasses in the lens barrel simultaneously, avoid relatively moving of the interior eyeglass of lens barrel, improved the fiduciary level of camera lens module, guaranteed the image quality of camera lens module.
Be understandable that, for the person of ordinary skill of the art, can make other various corresponding changes and distortion by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.
Claims (10)
- [claim 1] a kind of lens barrel, be used to accommodate optical element;? it comprises a lens barrel sidewall and a lens barrel bottom, described lens barrel sidewall and lens barrel bottom all have inside surface, described lens barrel bottom has a diaphragm hole, it is characterized in that described lens barrel has at least one groove, described at least one groove extends to the inside surface of lens barrel bottom and terminates in the edge of the diaphragm hole of lens barrel bottom from the lens barrel inside surface of side wall.
- [claim 2] lens barrel as claimed in claim 1 is characterized in that, described at least one groove is " L " shape.
- [claim 3] lens barrel as claimed in claim 1 is characterized in that the slot wedge of described at least one groove is shaped as linear or shaped form.
- [claim 4] lens barrel as claimed in claim 1 is characterized in that, described at least one groove is a plurality of grooves, and described a plurality of grooves are spacedly distributed on lens barrel.
- [claim 5] a kind of camera lens module, it comprises a lens barrel and an eyeglass, described eyeglass is contained in the lens barrel, described lens barrel comprises a lens barrel sidewall and a lens barrel bottom, described lens barrel sidewall and lens barrel bottom all have inside surface, and described lens barrel bottom has a diaphragm hole, it is characterized in that, have at least one groove on the described lens barrel, described at least one groove extends to the inside surface of lens barrel bottom and terminates in the edge of the diaphragm hole of lens barrel bottom from the lens barrel inside surface of side wall.
- [claim 6] camera lens module as claimed in claim 5 is characterized in that, described at least one groove is " L " shape.
- [claim 7] camera lens module as claimed in claim 5 is characterized in that the width of described at least one groove is below 1/10th of described eyeglass internal diameter.
- [claim 8] camera lens module as claimed in claim 5 is characterized in that described at least one groove is a plurality of grooves, and described a plurality of grooves are spacedly distributed on lens barrel.
- The assemble method of [claim 9] a kind of camera lens module, it may further comprise the steps:Provide a kind of lens barrel as claimed in claim 1 and to treat assembly lens;Described eyeglass is put into lens barrel, and the suction nozzle of vacsorb device is placed the diaphragm hole place of lens barrel bottom, described eyeglass is drawn to the lens barrel bottom, and itself and lens barrel bottom interior surface are adjacent to;Use glue to drip at least one groove of described lens barrel side wall inner surfaces, described eyeglass is fixed.
- The assemble method of [claim 10] camera lens module as claimed in claim 9, it is characterized in that, the assemble method of described camera lens module comprises inserts a plurality of optical elements in the described lens barrel successively, re-use glue and drip at least one groove of described lens barrel side wall inner surfaces, a plurality of optical elements are fixing simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007102023807A CN101430409B (en) | 2007-11-05 | 2007-11-05 | Drawtube, lens module with the same, and lens module assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007102023807A CN101430409B (en) | 2007-11-05 | 2007-11-05 | Drawtube, lens module with the same, and lens module assembling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101430409A true CN101430409A (en) | 2009-05-13 |
| CN101430409B CN101430409B (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007102023807A Expired - Fee Related CN101430409B (en) | 2007-11-05 | 2007-11-05 | Drawtube, lens module with the same, and lens module assembling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101430409B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565802A (en) * | 2010-12-08 | 2012-07-11 | 松下电器产业株式会社 | Reflection-type photoelectric sensor and manufacturing method thereof |
| CN106019773A (en) * | 2016-08-10 | 2016-10-12 | 苏州佳世达光电有限公司 | Lens module and image shooting device |
| CN106324785A (en) * | 2015-07-03 | 2017-01-11 | 玉晶光电(厦门)有限公司 | Lens barrel assembly with dispensing channel, and lens module |
| CN108469662A (en) * | 2017-02-23 | 2018-08-31 | 玉晶光电(厦门)有限公司 | Optical lens, its assemble method and lens barrel |
| CN109946806A (en) * | 2019-04-12 | 2019-06-28 | 中国科学院长春光学精密机械与物理研究所 | The support device of the accurate integrated package of optical component surface shape, accurate integrated package of optical component surface shape and preparation method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2344661B (en) * | 1996-01-26 | 2000-07-19 | Asahi Optical Co Ltd | Lens barrel having a linear guide mechanism |
| JP3073059U (en) * | 2000-05-09 | 2000-11-14 | 船井電機株式会社 | Lens holder |
| CN2657031Y (en) * | 2003-11-08 | 2004-11-17 | 鸿富锦精密工业（深圳）有限公司 | Digital camera module |
| CN2736789Y (en) * | 2004-06-04 | 2005-10-26 | 鸿富锦精密工业（深圳）有限公司 | Lens module of digital camera |
| CN100543502C (en) * | 2006-02-24 | 2009-09-23 | 鸿富锦精密工业（深圳）有限公司 | Camera lens module, numerical camera mould and portable electron device |
-
2007
- 2007-11-05 CN CN2007102023807A patent/CN101430409B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565802A (en) * | 2010-12-08 | 2012-07-11 | 松下电器产业株式会社 | Reflection-type photoelectric sensor and manufacturing method thereof |
| CN106324785A (en) * | 2015-07-03 | 2017-01-11 | 玉晶光电(厦门)有限公司 | Lens barrel assembly with dispensing channel, and lens module |
| CN106324785B (en) * | 2015-07-03 | 2019-05-28 | 玉晶光电(厦门)有限公司 | Lens barrel group and lens module with dispensing runner |
| CN106019773A (en) * | 2016-08-10 | 2016-10-12 | 苏州佳世达光电有限公司 | Lens module and image shooting device |
| CN106019773B (en) * | 2016-08-10 | 2018-06-26 | 苏州佳世达光电有限公司 | A kind of camera lens module and Image intake device |
| CN108469662A (en) * | 2017-02-23 | 2018-08-31 | 玉晶光电(厦门)有限公司 | Optical lens, its assemble method and lens barrel |
| CN108469662B (en) * | 2017-02-23 | 2020-10-27 | 玉晶光电(厦门)有限公司 | Optical lens, assembling method thereof and lens barrel |
| CN109946806A (en) * | 2019-04-12 | 2019-06-28 | 中国科学院长春光学精密机械与物理研究所 | The support device of the accurate integrated package of optical component surface shape, accurate integrated package of optical component surface shape and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN101430409B (en) | 2011-01-05 |
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