CN104793313A - Transmission mechanism applied to optical zoom lens - Google Patents
Transmission mechanism applied to optical zoom lens Download PDFInfo
- Publication number
- CN104793313A CN104793313A CN201510212484.0A CN201510212484A CN104793313A CN 104793313 A CN104793313 A CN 104793313A CN 201510212484 A CN201510212484 A CN 201510212484A CN 104793313 A CN104793313 A CN 104793313A
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- Prior art keywords
- zoom
- cylinder
- substrate
- teeth
- gear
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Abstract
The invention discloses a transmission mechanism applied to an optical zoom lens. The transmission mechanism comprises a baseplate, a first guide cylinder and a second guide cylinder which are formed integrally are arranged on two sides of the baseplate respectively, the first guide cylinder is sleeved with a first zoom cylinder, a first lens component moving along the axis of the first guide cylinder is arranged in the first zoom cylinder, multiple first teeth are arranged on the first zoom cylinder along the peripheral direction, a first driving motor in direct connection with the baseplate is arranged on the baseplate, and a first gear meshed with the first teeth is arranged on an output shaft of the first motor; a second zoom cylinder is arranged on the second guide cylinder, a second lens component moving along the axis of the second guide cylinder is arranged in the second zoom cylinder, multiple second teeth are arranged on the second zoom cylinder along the peripheral direction, a second driving motor in direct connection with the baseplate is arranged on the baseplate, and a second gear meshed with the second teeth is arranged on an output shaft of the second driving motor. The transmission mechanism is simple in structure, and imaging quality of the zoom lens can be improved.
Description
[technical field]
The present invention relates to a kind of gear train being applied to Zoom optic lens.
[background technology]
Existing Zoom optic lens is all generally that motor drives zoom cylinder to rotate, thus drive Lens assembly to complete zoom along guide cylinder rectilinear motion by zoom cylinder, but the transfer device of current zoom lens is all generally sectional type, namely lens assembly and driven unit is divided into, by independent lens assembly and driven unit are coupled together by screw originally during lens assembly assembling, such structure can cause the centre deviation of the zoom cylinder in lens assembly and the gear in driven unit large because of different personnel's operation when assembling, make zoom cylinder axis and gear centre axis being parallel degree not high, thus cause driving error in lens zoom process large, affect image quality.
Therefore, the present invention produces based on above deficiency just.
[summary of the invention]
The present invention seeks to overcome the deficiencies in the prior art, provide a kind of structure simple, the gear train being applied to Zoom optic lens of zoom lens image quality can be improved.
The present invention is achieved by the following technical solutions:
A kind of gear train being applied to Zoom optic lens, it is characterized in that: comprise substrate, the both sides of described substrate are respectively equipped with first guide cylinder integrated with it and the second guide cylinder, the first described guide cylinder is arranged with the first zoom cylinder that can rotate to it, being provided with in the first described zoom cylinder can by its driving along the first Lens assembly of the first guide cylinder axial-movement when it rotates, the first described zoom cylinder is also along the circumferential direction provided with multiple first teeth, described substrate is provided with the first drive motor be directly connected with it, the output shaft of the first described motor is provided with first gear that can engage with the first teeth, the second described guide cylinder is provided with the second zoom cylinder that can rotate to it, being provided with in the second described zoom cylinder can by its driving along the second Lens assembly of the second guide cylinder axial-movement when it rotates, the second described zoom cylinder is also along the circumferential direction provided with multiple second teeth, described substrate is also provided with the second drive motor be directly connected with it, the output shaft of the second described drive motor is provided with second gear that can engage with the second teeth.
Be applied to the gear train of Zoom optic lens as above, it is characterized in that: described substrate is established the spaced and erecting bed of projection one-body molded with it, the housing of the first described drive motor is connected with the first installing plate, the both sides of the first described installing plate are connected with two erecting beds respectively, and the first described gear is between two erecting beds.
Be applied to the gear train of Zoom optic lens as above, it is characterized in that: the first described drive motor and the second drive motor are located at the same side of substrate, described substrate is provided with mounting hole, and the output shaft of the second described drive motor is connected with the second gear through mounting hole.
Be applied to the gear train of Zoom optic lens as above, it is characterized in that: the first described gear be provided with first train of reduction gears that can engage with the two between the first teeth, the first described train of reduction gears comprises the first reduction gearing and the second reduction gearing that engage with the first teeth.
Be applied to the gear train of Zoom optic lens as above, it is characterized in that: the second described gear be provided with second train of reduction gears that can engage with the two between the second teeth, the second described train of reduction gears comprises the 3rd reduction gearing and the 4th reduction gearing that engage with the second teeth.
Be applied to the gear train of Zoom optic lens as above, it is characterized in that: described substrate is provided with and is respectively used to the first reduction gearing and the second reduction gearing and is located by connecting the first pilot hole on substrate and the second pilot hole.
Be applied to the gear train of Zoom optic lens as above, it is characterized in that: described substrate is also provided with and is respectively used to the 3rd reduction gearing and the 4th reduction gearing and is located by connecting the 3rd pilot hole on substrate and the 4th pilot hole.
Compared with prior art, the present invention has the following advantages:
1, the first drive motor of the present invention and the second drive motor are connected directly between on substrate, and the first guide cylinder and the second guide cylinder and substrate are integrated one-piece constructions, so the axis parallel degree of the central axis of the first drive motor and the second drive motor and whole zoom lens is high, avoid traditional lens assembly and driven unit installs the assembling deviation of locating and bringing by screw, substantially reduce the driving error in lens zoom process, improve lens performance quality.
2, substrate of the present invention is established the spaced and erecting bed of projection one-body molded with it, the housing of the first drive motor is connected with the first installing plate, the both sides of the first installing plate are connected with two erecting beds respectively, first gear is between two erecting beds, such structure closely, and erecting bed and substrate one-body molded, dimensional accuracy is high, can guarantee that the axis of the first drive motor be installed on substrate is very parallel with the central axis of the first zoom cylinder, and then ensure that the first gear accurately engages with the first teeth, avoid the deviation of the two engagement, improve the transmission accuracy in lens zoom process, and then improve the image quality of camera lens.
3, the present invention first gear be provided with first train of reduction gears that can engage with the two between the first teeth, second train of reduction gears that can engage with the two is provided with between second gear with the second teeth, by arranging the first train of reduction gears and the second train of reduction gears, it is more steady when the first drive motor and the second drive motor can be made to drive the first zoom cylinder and the second zoom cylinder respectively, ensure that the transmission accuracy in lens zoom process, improve the performance quality of zoom lens.
4, substrate of the present invention is provided with and is respectively used to the first reduction gearing and the second reduction gearing and is located by connecting the first pilot hole on substrate and the second pilot hole, substrate is also provided with and is respectively used to the 3rd reduction gearing and the 4th reduction gearing and is located by connecting the 3rd pilot hole on substrate and the 4th pilot hole, so the first reduction gearing, second reduction gearing, when 3rd reduction gearing and the 4th reduction gearing are connected on substrate, location is very accurate, guarantee the first reduction gearing, second reduction gearing, the central axis of the 3rd reduction gearing and the 4th reduction gearing and the centerline axis parallel of the first zoom cylinder and the second zoom cylinder, improve the transmission accuracy in lens zoom process, and then improve the image quality of zoom lens.
5, the present invention is simple and compact for structure, is applicable to promoting.
[accompanying drawing explanation]
Fig. 1 is one of stereographic map of the present invention;
Fig. 2 is stereographic map two of the present invention;
Fig. 3 is explosive view of the present invention;
Fig. 4 is one of stereographic map of parts of the present invention;
Fig. 5 is the stereographic map two of parts of the present invention;
Fig. 6 is the explosive view of parts of the present invention;
Fig. 7 is one of stereographic map of substrate of the present invention, the first guide cylinder and the second guide cylinder;
Fig. 8 is the stereographic map two of substrate of the present invention, the first guide cylinder and the second guide cylinder;
Fig. 9 is the schematic perspective view of the gear train of traditional optical zoom lens.
[embodiment]
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figures 1 to 5, a kind of gear train being applied to Zoom optic lens, comprise substrate 1, the both sides of described substrate 1 are respectively equipped with first guide cylinder 2 and second guide cylinder 3 integrated with it, the first described guide cylinder 2 is arranged with the first zoom cylinder 4 that can rotate to it, being provided with in the first described zoom cylinder 4 can by its driving along the first Lens assembly 5 of the first guide cylinder 2 axial-movement when it rotates, the first described zoom cylinder 4 is also along the circumferential direction provided with multiple first teeth 6, described substrate 1 is provided with the first drive motor 7 be directly connected with it, the output shaft of the first described motor 7 is provided with first gear 8 that can engage with the first teeth 6, the second described guide cylinder 3 is provided with the second zoom cylinder 9 that can rotate to it, being provided with in the second described zoom cylinder 9 can by its driving along the second Lens assembly 10 of the second guide cylinder 3 axial-movement when it rotates, the second described zoom cylinder 9 is also along the circumferential direction provided with multiple second teeth 11, described substrate 1 is also provided with the second drive motor 12 be directly connected with it, the output shaft of the second described drive motor 12 is provided with second gear 13 that can engage with the second teeth 11.First drive motor 7 and the second drive motor 12 are connected directly between on substrate 1, and the first guide cylinder 2 and the second guide cylinder 3 are integrated one-piece constructions with substrate 1, so the first drive motor 7 and the central axis of the second drive motor 12 and the axis parallel degree of whole zoom lens high, avoid traditional lens assembly and driven unit installs the assembling deviation of locating and bringing by screw, substantially reduce the driving error in lens zoom process, improve lens performance quality.
As shown in Fig. 6, Fig. 8, described substrate 1 is established the spaced and erecting bed 14 of projection one-body molded with it, the housing of the first described drive motor 12 is connected with the first installing plate 15, the both sides of the first described installing plate 15 are connected with two erecting beds 14 respectively, and the first described gear 8 is between two erecting beds 14.Erecting bed 14 is one-body molded with substrate 1, dimensional accuracy is high, can guarantee that the axis of the first drive motor 7 be installed on substrate 1 is very parallel with the central axis of the first zoom cylinder 4, and then ensure that the first gear 8 accurately engages with the first teeth 6, avoid the deviation of the two engagement, improve the transmission accuracy in lens zoom process, and then improve the image quality of camera lens.
As shown in Fig. 6, Fig. 8, the first described drive motor 7 and the second drive motor 12 are located at the same side of substrate 1, and described substrate 1 is provided with mounting hole 16, and the output shaft of the second described drive motor 12 is connected with the second gear 13 through mounting hole 16.Compact conformation can be guaranteed in the same side that first drive motor 7 and the second drive motor 12 are located at substrate 1, and the output shaft of the second drive motor 12 is connected with the second gear 13 through mounting hole 16, and the second drive motor 12 is just directly installed on substrate 1.
As shown in Figure 5, Figure 6, the first described gear 8 be provided with first train of reduction gears 17 that can engage with the two between the first teeth 6, the first described train of reduction gears 17 comprises the first reduction gearing 171 and the second reduction gearing 172 engaged with the first teeth 6.
As shown in Figure 3, Figure 4, the second described gear 13 be provided with second train of reduction gears 18 that can engage with the two between the second teeth 11, the second described train of reduction gears 18 comprises the 3rd reduction gearing 181 and the 4th reduction gearing 182 that engage with the second teeth 11.
By arranging the first train of reduction gears 17 and the second train of reduction gears 18, it is more steady when the first drive motor 7 and the second drive motor 12 can be made to drive the first zoom cylinder 4 and the second zoom cylinder 9 respectively, ensure that the transmission accuracy in lens zoom process, improve the performance quality of zoom lens.
As shown in Figure 8, described substrate 1 is provided with the first pilot hole 19 and the second pilot hole 20 being respectively used to the first reduction gearing 171 and the second reduction gearing 172 and being located by connecting on substrate 1.
As shown in Figure 7, described substrate 1 is also provided with and is respectively used to the 3rd reduction gearing 181 and the 4th reduction gearing 182 and is located by connecting the 3rd pilot hole 21 on substrate 1 and the 4th pilot hole 22.
When first pilot hole 19, second pilot hole 20, the 3rd pilot hole 21 and the 4th pilot hole 22 make the first reduction gearing 171, second reduction gearing 172, the 3rd reduction gearing 181 and the 4th reduction gearing 182 be connected on substrate 1, location is very accurate, guarantee the central axis of the first reduction gearing 171, second reduction gearing 172, the 3rd reduction gearing 181 and the 4th reduction gearing 182 and the centerline axis parallel of the first zoom cylinder 4 and the second zoom cylinder 9, improve the transmission accuracy in lens zoom process, and then improve the image quality of zoom lens.
Claims (7)
1. one kind is applied to the gear train of Zoom optic lens, it is characterized in that: comprise substrate (1), the both sides of described substrate (1) are respectively equipped with first guide cylinder (2) integrated with it and the second guide cylinder (3), described the first guide cylinder (2) is arranged with the first zoom cylinder (4) that can rotate to it, being provided with in the first described zoom cylinder (4) can by its driving along first Lens assembly (5) of the first guide cylinder (2) axial-movement when it rotates, above also multiple first teeth (6) are along the circumferential direction provided with at the first described zoom cylinder (4), described substrate (1) is provided with the first drive motor (7) be directly connected with it, the output shaft of described the first motor (7) is provided with first gear (8) that can engage with the first teeth (6), described the second guide cylinder (3) is provided with the second zoom cylinder (9) that can rotate to it, being provided with in the second described zoom cylinder (9) can by its driving along second Lens assembly (10) of the second guide cylinder (3) axial-movement when it rotates, above also multiple second teeth (11) are along the circumferential direction provided with at the second described zoom cylinder (9), described substrate (1) is also provided with the second drive motor (12) be directly connected with it, the output shaft of described the second drive motor (12) is provided with second gear (13) that can engage with the second teeth (11).
2. the gear train being applied to Zoom optic lens according to claim 1, it is characterized in that: described substrate (1) is established the spaced and erecting bed of projection (14) one-body molded with it, the housing of described the first drive motor (12) is connected with the first installing plate (15), the both sides of described the first installing plate (15) are connected with two erecting beds (14) respectively, and described the first gear (8) is positioned between two erecting beds (14).
3. the gear train being applied to Zoom optic lens according to claim 1, it is characterized in that: described the first drive motor (7) and the second drive motor (12) are located at the same side of substrate (1), described substrate (1) is provided with mounting hole (16), and the output shaft of described the second drive motor (12) is connected with the second gear (13) through mounting hole (16).
4. the gear train being applied to Zoom optic lens according to any one of claims 1 to 3 item, it is characterized in that: described the first gear (8) be provided with first train of reduction gears (17) that can engage with the two between the first teeth (6), described the first train of reduction gears (17) comprises the first reduction gearing (171) and the second reduction gearing (172) that engage with the first teeth (6).
5. the gear train being applied to Zoom optic lens according to any one of claims 1 to 3 item, it is characterized in that: described the second gear (13) be provided with second train of reduction gears (18) that can engage with the two between the second teeth (11), described the second train of reduction gears (18) comprises the 3rd reduction gearing (181) and the 4th reduction gearing (182) that engage with the second teeth (11).
6. the gear train being applied to Zoom optic lens according to claim 4, is characterized in that: described substrate (1) is provided with and is respectively used to the first reduction gearing (171) and the second reduction gearing (172) and is located by connecting the first pilot hole (19) on substrate (1) and the second pilot hole (20).
7. the gear train being applied to Zoom optic lens according to claim 5, is characterized in that: described substrate (1) is also provided with and is respectively used to the 3rd reduction gearing (181) and the 4th reduction gearing (182) and is located by connecting the 3rd pilot hole (21) on substrate (1) and the 4th pilot hole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510212484.0A CN104793313B (en) | 2015-04-29 | 2015-04-29 | A kind of transmission mechanism for being applied to Zoom optic lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510212484.0A CN104793313B (en) | 2015-04-29 | 2015-04-29 | A kind of transmission mechanism for being applied to Zoom optic lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104793313A true CN104793313A (en) | 2015-07-22 |
| CN104793313B CN104793313B (en) | 2017-05-31 |
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ID=53558271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510212484.0A Active CN104793313B (en) | 2015-04-29 | 2015-04-29 | A kind of transmission mechanism for being applied to Zoom optic lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104793313B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106657751A (en) * | 2017-03-02 | 2017-05-10 | 北京清影机器视觉技术有限公司 | Synchronous adjusting device and matrix camera |
| CN106959497A (en) * | 2017-05-25 | 2017-07-18 | 中山联合光电科技股份有限公司 | A kind of lens construction focused using six axles |
| CN107515459A (en) * | 2016-06-17 | 2017-12-26 | 宁波舜宇光电信息有限公司 | Periscopic camera module and its imaging method |
| CN107656353A (en) * | 2017-09-29 | 2018-02-02 | 东莞市维斗科技股份有限公司 | Automatic focusing focusing lens module |
| CN107797221A (en) * | 2017-09-29 | 2018-03-13 | 东莞市维斗科技股份有限公司 | Automatic focusing focusing lens module |
| CN108919457A (en) * | 2018-09-25 | 2018-11-30 | 中山联合光电科技股份有限公司 | A kind of power zoom device |
| CN110352372A (en) * | 2017-11-17 | 2019-10-18 | 深圳市大疆创新科技有限公司 | Lens devices, photographic device and moving body |
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| JPH09113785A (en) * | 1995-10-20 | 1997-05-02 | Fuji Photo Optical Co Ltd | Mounting structure for temperature detecting means for compensating focal position of photographic lens |
| JP2007272105A (en) * | 2006-03-31 | 2007-10-18 | Fu Tech Kk | Zoom lens barrel unit, imaging apparatus, camera, mobile information terminal device, and mobile phone |
| CN201322818Y (en) * | 2008-12-15 | 2009-10-07 | 福建福光数码科技有限公司 | Synchronous focusing lens |
| CN104252028A (en) * | 2014-10-22 | 2014-12-31 | 中山联合光电科技有限公司 | Zoom lens adjusting device |
| CN204515217U (en) * | 2015-04-29 | 2015-07-29 | 中山联合光电科技股份有限公司 | A kind of gearing of zoom lens |
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2015
- 2015-04-29 CN CN201510212484.0A patent/CN104793313B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09113785A (en) * | 1995-10-20 | 1997-05-02 | Fuji Photo Optical Co Ltd | Mounting structure for temperature detecting means for compensating focal position of photographic lens |
| JP2007272105A (en) * | 2006-03-31 | 2007-10-18 | Fu Tech Kk | Zoom lens barrel unit, imaging apparatus, camera, mobile information terminal device, and mobile phone |
| CN201322818Y (en) * | 2008-12-15 | 2009-10-07 | 福建福光数码科技有限公司 | Synchronous focusing lens |
| CN104252028A (en) * | 2014-10-22 | 2014-12-31 | 中山联合光电科技有限公司 | Zoom lens adjusting device |
| CN204515217U (en) * | 2015-04-29 | 2015-07-29 | 中山联合光电科技股份有限公司 | A kind of gearing of zoom lens |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515459A (en) * | 2016-06-17 | 2017-12-26 | 宁波舜宇光电信息有限公司 | Periscopic camera module and its imaging method |
| CN106657751A (en) * | 2017-03-02 | 2017-05-10 | 北京清影机器视觉技术有限公司 | Synchronous adjusting device and matrix camera |
| WO2018157429A1 (en) * | 2017-03-02 | 2018-09-07 | 北京清影机器视觉技术有限公司 | Synchronous adjustment apparatus and matrix camera |
| CN106657751B (en) * | 2017-03-02 | 2019-12-31 | 北京清影机器视觉技术有限公司 | Synchronous adjusting device and matrix camera |
| CN106959497A (en) * | 2017-05-25 | 2017-07-18 | 中山联合光电科技股份有限公司 | A kind of lens construction focused using six axles |
| CN107656353A (en) * | 2017-09-29 | 2018-02-02 | 东莞市维斗科技股份有限公司 | Automatic focusing focusing lens module |
| CN107797221A (en) * | 2017-09-29 | 2018-03-13 | 东莞市维斗科技股份有限公司 | Automatic focusing focusing lens module |
| CN110352372A (en) * | 2017-11-17 | 2019-10-18 | 深圳市大疆创新科技有限公司 | Lens devices, photographic device and moving body |
| US10921550B2 (en) | 2017-11-17 | 2021-02-16 | SZ DJI Technology Co., Ltd. | Lens device, camera device, and moving body |
| CN108919457A (en) * | 2018-09-25 | 2018-11-30 | 中山联合光电科技股份有限公司 | A kind of power zoom device |
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| CN104793313B (en) | 2017-05-31 |
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