CN207008256U - A kind of stepper drive multiple-blade auto iris module - Google Patents
A kind of stepper drive multiple-blade auto iris module Download PDFInfo
- Publication number
- CN207008256U CN207008256U CN201720818114.6U CN201720818114U CN207008256U CN 207008256 U CN207008256 U CN 207008256U CN 201720818114 U CN201720818114 U CN 201720818114U CN 207008256 U CN207008256 U CN 207008256U
- Authority
- CN
- China
- Prior art keywords
- aperture
- backing plate
- blade
- plectrum
- auto iris
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Diaphragms For Cameras (AREA)
Abstract
The utility model discloses a kind of stepper drive multiple-blade auto iris module, it includes aperture bottom plate, aperture backboard, aperture plectrum and stepper motor, the aperture plectrum is provided with multiple blades, one end of the blade offers positioning hole and waist-shaped hole, the aperture bottom plate is evenly distributed with multiple first cylinders on along the circumferential direction, the aperture plectrum be evenly distributed with along the circumferential direction multiple second cylinders and with the equal number of through hole of the second cylinder, the first cylinder on the aperture bottom plate passes through the positioning hole on blade, the second described cylinder passes through the waist-shaped hole on blade.The utility model allows people accurately to adjust aperture size as needed, so as to greatly improve quality of taking pictures.Aperture module of the present utility model through driving stepper motor, can adjust automatically aperture size as needed, avoid the error that manual operation is brought, improve the degree of accuracy of regulation aperture size.
Description
Technical field
It the utility model is related to a kind of stepper drive multiple-blade auto iris module.
Background technology
Aperture is to be generally arranged at the device for being used to control light to enter photosurface light quantity in fuselage through camera lens in camera lens.
For the camera lens manufactured, we can not possibly arbitrarily change the diameter of camera lens, but we can be by inside camera lens
Polygon or circle are added, and the poroid grating of variable area controls camera lens thang-kng amount to reach, and this device is exactly light
Enclose module.
But existing aperture module precision when adjusting aperture size is inadequate, it is impossible to the needs of when meeting to take pictures, influences
Effect of taking pictures.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of stepper drive multiple-blade auto iris
Module is to solve the above problems.
To realize aforementioned invention purpose, the technical solution adopted in the utility model includes：A kind of stepper drive multiple-blade is certainly
Dynamic aperture module, it includes aperture bottom plate, the aperture backboard being used cooperatively with aperture bottom plate, is arranged on aperture bottom plate and the aperture back of the body
Aperture plectrum between plate and on the aperture bottom plate and the stepper motor that aperture plectrum can be driven, the aperture plectrum
Multiple blades are provided with, one end of the blade offers positioning hole and waist-shaped hole, and the aperture bottom plate is along the circumferential direction upper uniform
Be distributed with multiple first cylinders, the aperture plectrum be evenly distributed with along the circumferential direction multiple second cylinders and with the second cylinder
Equal number of through hole, the first cylinder on the aperture bottom plate is through the positioning hole on blade, and the on the aperture plectrum
Two cylinders pass through the waist-shaped hole on blade.Aperture plectrum is rotated, the second cylinder moves in the waist-shaped hole on blade, turns blade
Dynamic, the rotation simultaneously of multiple blades is realized that aperture is descending and gradually changed.
Among some embodiments, described stepper drive multiple-blade auto iris module also includes being used to fix stepping
The backing plate A of motor, the backing plate B corresponding with backing plate A and the support bar for being fixedly connected with backing plate A and backing plate B, described aperture
Between backing plate A and backing plate B, the lower section of the backing plate A is provided with to be used to drive through step motor control for backboard and aperture plectrum
The driving cog of aperture plectrum.
Among some more specific embodiment, motor tooth, described transmission are installed on described stepper motor
Tooth includes being arranged on the gear shaft between backing plate A and backing plate B and the wheel piece engaged with motor tooth on gear shaft.
Among some more specific embodiment, gear shaft and wheel piece can be accommodated by being offered on described aperture backboard
Mounting hole.
Among some more specific embodiment, four support bars are provided between described backing plate A and backing plate B.
Among some embodiments, the aperture plectrum is provided with 6 blades.
Among some embodiments, sleeve pipe is arranged with the support bar between described backing plate A and aperture backboard.
Compared with prior art, include the advantages of the utility model：It is leafy that the utility model provides a kind of stepper drive
Piece auto iris module allows people accurately to adjust aperture size as needed, so as to greatly improve quality of taking pictures.In addition,
Aperture module of the present utility model through driving stepper motor, can adjust automatically aperture size as needed, avoid artificial behaviour
Make the error brought, further improve the degree of accuracy of regulation aperture size.
Brief description of the drawings
Fig. 1 is a kind of structural representation of stepper drive multiple-blade auto iris module of the utility model；；
Fig. 2 is the stereogram after a kind of stepper drive multiple-blade auto iris module group assembling of the utility model.
Description of reference numerals：1-aperture bottom plate, 2-blade, 3-aperture plectrum, 4-aperture backboard, 5-screw, 6-
First cylinder, the 7-the second cylinder, 8-stepper motor, 9-motor tooth, 101-wheel piece, 102-gear shaft, 11-waist-shaped hole,
12-support bar, 13-sleeve pipe, 14-backing plate A, 15-backing plate B.
Embodiment
In view of deficiency of the prior art, inventor is able to propose that this practicality is new through studying for a long period of time and largely putting into practice
The technical scheme of type.The technical scheme, its implementation process and principle etc. will be further explained as follows.
As shown in the figure：A kind of stepper drive multiple-blade auto iris module, it includes aperture bottom plate 1, matched somebody with somebody with aperture bottom plate 1
Close the aperture backboard 4 used, be arranged on the aperture plectrum between aperture bottom plate 1 and aperture backboard 4 and being arranged on aperture bottom plate 1
3 and the stepper motor 8 of aperture plectrum 3 can be driven, the aperture plectrum 3 is provided with multiple blades 2, and one end of the blade 2 is opened
Provided with positioning hole and waist-shaped hole 11, the aperture bottom plate 1 is evenly distributed with multiple first cylinders 6, the light on along the circumferential direction
Circle plectrum 3 be evenly distributed with along the circumferential direction multiple second cylinders 7 and with 7 equal number of through hole of the second cylinder, the light
The first cylinder 6 enclosed on bottom plate 1 is through the positioning hole on blade 2, and the second cylinder 7 on the aperture plectrum 3 is through on blade 2
Waist-shaped hole 11.Aperture plectrum 3 is rotated, the second cylinder 7 moves in the waist-shaped hole 11 on blade 2, rotates blade 2, multiple
The rotation simultaneously of blade 2 is realized that aperture is descending and gradually changed.
Further, described stepper drive multiple-blade auto iris module also includes being used for the pad for fixing stepper motor 8
Plate A 14, the backing plate B 15 corresponding with backing plate A 14 and the support bar 12 for being fixedly connected with backing plate A 14 and backing plate B 15,
Between backing plate A 14 and backing plate B 15, the lower section of the backing plate A 14 is provided with warp for described aperture backboard 4 and aperture plectrum 3
Stepper motor 8 controls the driving cog for driving aperture plectrum 3.Motor tooth 9 is installed on described stepper motor 8, it is described
Driving cog include being arranged on gear shaft 102 between backing plate A 14 and backing plate B 15 and on gear shaft 102 with motor tooth 9
The wheel piece 101 of engagement.The mounting hole that can be accommodated gear shaft 102 and take turns piece 101 is offered on described aperture backboard 4.
Further, four support bars 12 are provided between described backing plate A 14 and backing plate B 15.
It is more preferable, best results when the aperture plectrum 3 is provided with 6 blades 2.
Further, it is arranged with sleeve pipe 13 on the support bar 12 between described backing plate A 14 and aperture backboard 4.
Principle of the present utility model is：The aperture is the motor tooth 9 of stepper motor 8 so as to drive driving cog, driving cog
Further drive aperture plectrum 3, the second cylinder 7 on aperture plectrum 3 rotates with movable vane piece 2, so as to realize among multiple blades 2
The change of aperture size.The utility model is due to being controlled using stepper motor 8, by gear drive, so the aperture is from minimum
Shutoff stroke of the bore to the opening procedure of maximum caliber and from maximum caliber to lowest calibre can be according to actual demand
Realize that substep number stops by the different gear ratio of same design of electrical motor, such as the utility model is adopted in one embodiment
Acted with 80 steps, that is, there are 80 gears to stop in whole action process, to meet the requirement of different bores.
It should be appreciated that above-described embodiment is only to illustrate technical concepts and features of the present utility model, it is ripe its object is to allow
Content of the present utility model can be understood and implement according to this by knowing the personage of technique, can not be limited with this of the present utility model
Protection domain.All equivalent change or modifications made according to the utility model Spirit Essence, should all cover of the present utility model
Within protection domain.
Claims (7)
- A kind of 1. stepper drive multiple-blade auto iris module, it is characterised in that：Make including aperture bottom plate, with the cooperation of aperture bottom plate Aperture backboard, it is arranged on aperture plectrum, the Yi Jike between aperture bottom plate and aperture backboard and being arranged on aperture bottom plate Drive the stepper motor of aperture plectrum, the aperture plectrum is provided with multiple blades, one end of the blade offer positioning hole with Waist-shaped hole, the aperture bottom plate are evenly distributed with multiple first cylinders on along the circumferential direction, the aperture plectrum is along the circumferential direction On be evenly distributed with multiple second cylinders and with the equal number of through hole of the second cylinder, the first cylinder on the aperture bottom plate is worn The positioning hole crossed on blade, the second cylinder on the aperture plectrum is through the waist-shaped hole on blade.
- 2. stepper drive multiple-blade auto iris module according to claim 1, it is characterised in that：Described stepper drive Multiple-blade auto iris module is also including for fixing backing plate A, the backing plate B corresponding with backing plate A of stepper motor and for solid Determine connection backing plate A and backing plate B support bar, described aperture backboard and aperture plectrum are described between backing plate A and backing plate B Backing plate A lower section is provided with through driving cog of the step motor control for driving aperture plectrum.
- 3. stepper drive multiple-blade auto iris module according to claim 2, it is characterised in that：Described stepper motor On motor tooth is installed, described driving cog includes the gear shaft being arranged between backing plate A and backing plate B and on gear shaft The wheel piece engaged with motor tooth.
- 4. stepper drive multiple-blade auto iris module according to claim 3, it is characterised in that：Described aperture backboard On offer can accommodate gear shaft and take turns piece mounting hole.
- 5. stepper drive multiple-blade auto iris module according to claim 2, it is characterised in that：Described backing plate A with Four support bars are provided between backing plate B.
- 6. stepper drive multiple-blade auto iris module according to claim 1, it is characterised in that：On the aperture plectrum Provided with 6 blades.
- 7. stepper drive multiple-blade auto iris module according to claim 2, it is characterised in that：Described backing plate A with Sleeve pipe is arranged with support bar between aperture backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818114.6U CN207008256U (en) | 2017-07-07 | 2017-07-07 | A kind of stepper drive multiple-blade auto iris module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818114.6U CN207008256U (en) | 2017-07-07 | 2017-07-07 | A kind of stepper drive multiple-blade auto iris module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207008256U true CN207008256U (en) | 2018-02-13 |
Family
ID=61453520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720818114.6U Expired - Fee Related CN207008256U (en) | 2017-07-07 | 2017-07-07 | A kind of stepper drive multiple-blade auto iris module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207008256U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254994A (en) * | 2018-03-29 | 2018-07-06 | 深圳市星河泉新材料有限公司五金配件分厂 | A kind of aperture self-regulation structure and adjusting method |
| CN110865498A (en) * | 2018-08-28 | 2020-03-06 | 三星电机株式会社 | Aperture module, camera module and portable electronic device |
| CN114666465A (en) * | 2020-12-23 | 2022-06-24 | 宁波舜宇光电信息有限公司 | Iris diaphragm device, camera module and electronic equipment |
-
2017
- 2017-07-07 CN CN201720818114.6U patent/CN207008256U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108254994A (en) * | 2018-03-29 | 2018-07-06 | 深圳市星河泉新材料有限公司五金配件分厂 | A kind of aperture self-regulation structure and adjusting method |
| CN108254994B (en) * | 2018-03-29 | 2023-11-03 | 深圳市星河泉新材料有限公司 | Automatic aperture adjusting structure and adjusting method |
| CN110865498A (en) * | 2018-08-28 | 2020-03-06 | 三星电机株式会社 | Aperture module, camera module and portable electronic device |
| CN114666465A (en) * | 2020-12-23 | 2022-06-24 | 宁波舜宇光电信息有限公司 | Iris diaphragm device, camera module and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20190707 |