CN207662602U - Multiplying power detection device in zoom camera lens - Google Patents
Multiplying power detection device in zoom camera lens Download PDFInfo
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- CN207662602U CN207662602U CN201721367049.6U CN201721367049U CN207662602U CN 207662602 U CN207662602 U CN 207662602U CN 201721367049 U CN201721367049 U CN 201721367049U CN 207662602 U CN207662602 U CN 207662602U
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Abstract
Multiplying power detection device in zoom camera lens, including:Motor, zoom combines, control circuit board, elevating lever, electrode controls elevating lever operating, zoom combination includes the zoom eyeglass of fixed optical mirror slip and two constant distances between optical mirror slip, zoom eyeglass is fixed on elevating lever by fixed ring and can be moved with operating between fixed optical mirror slip up and down for elevating lever to complete zoom operation, the move distance of zoom eyeglass is monitored in real time and is translated into times rate score and is spread out of by the way that magnetic induction sensor or grating sensor are arranged inside zoom camera lens, user is set to obtain practical change multiple value, avoid because long-term friction generate after friction gap due to rotation outer barrel combine with zoom between movement asynchronous the phenomenon that causing external zoom display data not to be inconsistent with internal reality change multiple value, improve the measurement accuracy of zoom camera lens, become multiple value visualization.
Description
Technical field
The utility model is related to optical gauge technical fields, specially the multiplying power detection device in zoom camera lens.
Background technology
With advances in technology with the raising of measurement request precision, while imaging tool have it is rapid, intuitive, accurate etc. excellent
Point, zoom camera lens are one of which.Zoom camera lens is widely used in industrial detection, automation, telecommunications, semiconductor, biology
The fields such as medical treatment, scientific research.Zoom camera lens realizes the zoom to object, the combination of traditional zoom by zoom device
The external curve sleeve for being equipped with curve chute is generally included, curve sleeve inner is placed in and is machined with the straight line set of straight
Cylinder, the fixation optical mirror slip for being placed in curve sleeve both ends, two zoom eyeglasses being placed in straight line sleeve and fixed optical mirror slip
It is fixed by fixed ring on the outside of zoom eyeglass, the distance between two zoom eyeglasses are constant；Wherein, the fixed ring of zoom eyeglass
Outside is equipped with pin and pin is located in the straight of straight line sleeve, is that movement locus passes through rotation curve set using curve chute
Cylinder, which makes pin be moved up and down in vertical chute, makes the relative distance between zoom eyeglass and fixed optical mirror slip change in turn
Change the enlargement ratio of zoom camera lens.
User usually rotate outer curve sleeve change between the position change sliding block of sliding block and upper and lower fixed block away from
From to replace enlargement ratio, since camera lens is step-by-step movement transmission, internal zoom sliding block can not detect completely；Especially make for a long time
After there is friction gap in friction repeatedly between sliding block in the process and straight line sleeve, when rotating camera lens, the inside and outside portion's step of zoom camera lens
Gradually increase into distance difference, and traditional zoom camera lens can not learn the true step distance inside camera lens, make zoom camera lens
Amplification factor with display amplification factor be not inconsistent, substantially reduce the accuracy of measurement result.
In order to solve the above-mentioned technical problem, the utility model proposes the multiplying power detection devices in zoom camera lens, including：Electricity
Machine, zoom combination, control circuit board, elevating lever, electrode control elevating lever operating, and zoom combination includes fixed optical mirror slip and position
The zoom eyeglass of two constant distances between optical mirror slip, zoom eyeglass are fixed on elevating lever by fixed ring and can be with
Elevating lever operate at fixed optical mirror slip up and down between movement to complete zoom operation, by the way that magnetic is arranged inside zoom camera lens
Gate sensor or grating sensor monitor the move distance of zoom eyeglass and are translated into a times rate score outflow in real time, make user
Obtain practical change multiple value, avoid because long-term friction generate after friction gap due to rotation outer barrel combined with zoom between movement
Asynchronous the phenomenon that causing external zoom display data not to be inconsistent with internal practical change multiple value, improve the measurement of zoom camera lens
Precision becomes multiple value visualization.
Invention content
Multiplying power detection device in zoom camera lens, dependency structure include：Motor 1, zoom combination 2, control circuit board 3 rise
Bar 4 drops；The power output end gear of motor 1 engages connection with the gear of 4 bottom end of elevating lever, and elevating lever 4 is driven by motor 1
Operating；The zoom combination 2 includes the fixation optical mirror slip 21 at both ends, the zoom eyeglass between fixed optical mirror slip 21
The distance between 22 and two zoom eyeglasses 22 are constant, and the zoom eyeglass 22 is placed in fixed ring 6；Outside the circumference of fixed ring 6
Side is equipped with buckle structure 61, buckle structure 61 be used to the fixed ring 6 for being equipped with zoom eyeglass 22 being fixed on elevating lever 4 and
Two zoom camera lenses 22 can pass through the synchronization lifting movement completion zoom behaviour between operating at fixed optical mirror slip 21 of elevating lever 4
Make, multiplying power detection device 5 is had additional in zoom camera lens, and the detection range of multiplying power detection device 5 is more than or equal to zoom eyeglass 22
Up and down range, the movement travel of zoom eyeglass 22 converts and exported as a times rate score by multiplying power detection device 5.
The multiplying power detection device 5 being arranged inside zoom camera lens can combine zoom the oscilaltion of the zoom eyeglass 22 in 2
Distance is measured in real time, and user is made to learn the real multiplier value of the zoom combination 2 to play a decisive role inside zoom camera lens, long
Even if the phase using rear appearance friction gap cause zoom camera lens outer barrel combine with internal zoom 2 movements it is asynchronous when still can be by again
The practical amplification factor of examinations of rate detection device 5.
Preferably, the multiplying power detection device in the zoom camera lens, multiplying power detection device 5 are magnetic induction sensor, wherein magnetic
The inductor 51 of gate sensor is fixed on the periphery of fixed ring 6 and the position of inductor 51 does not interfere mutually with other structures,
The magnetic grid and detection circuit of magnetic induction sensor are placed in control circuit board 3 and the resolution ratio of magnetic grid is 0.5~2 μm.
Preferably, the multiplying power detection device in the zoom camera lens uses multi-gap head, Multiple level in magnetic induction sensor
The output of magnetic head is the average value of the signal acquired by multiple gap magnetic heads, plays the role of average effect, reduces error, carries significantly
High measurement accuracy.
Preferably, the multiplying power detection device in the zoom camera lens, multiplying power detection device 5 are grating sensor and are reflection
Formula grating sensor, material are the glass material of aluminizer, wherein the inductor 51 of grating sensor is fixed on fixed ring 6
The position of periphery and inductor 51 does not interfere mutually with other structures, and grating sensor and detection circuit are placed in control circuit
On plate 3 and grating resolution is 0.1~2 μm.
Grating respectively has advantage and disadvantage with magnetic grid, and comparatively grating cost is higher, and accuracy of detection is high, but by environmental contaminants
Be affected the application being unsuitable in adverse circumstances；Magnetic grid is of low cost but accuracy of detection is less than grating, but can relatively be disliked in environment
It is used in the case of bad；So should according to cost, need accuracy of detection, use environment reasonable employment grating or magnetic grid.
Preferably, the inductor 51 of the multiplying power detection device in the zoom camera lens, grating sensor or magnetic induction sensor
There is installation in a fixed ring 6 or in the same position of two fixed rings 6.Due between two zoom eyeglasses 22
Apart from constant, so an either fixed ring 6 or two fixed rings 6 are respectively provided with inductor 51 and can reach multiplying power monitoring
Purpose；But the data that two fixed rings 6 can correspond to transmission when being respectively provided with inductor 51 according to two inductors 51 judge two
Whether the distance between zoom eyeglass 22 changes, to learn that the distance between zoom eyeglass 22 state is simultaneously in zoom camera lens as early as possible
Make countermeasure in time.
Description of the drawings：
Specific implementation mode is further described below in conjunction with the accompanying drawings, wherein：
Fig. 1 be the utility model is related to a kind of zoom camera lens in zoom apparatus structure schematic diagram；
Primary structure number explanation
Following specific implementation mode will further illustrate the utility model in conjunction with above-mentioned attached drawing.
Specific implementation mode
Case 1 is embodied：
Multiplying power detection device in zoom camera lens, dependency structure include：Motor 1, zoom combination 2, control circuit board 3 rise
Bar 4 drops；The power output end gear of motor 1 engages connection with the gear of 4 bottom end of elevating lever, and elevating lever 4 is driven by motor 1
Operating；The zoom combination 2 includes the fixation optical mirror slip 21 at both ends, the zoom eyeglass between fixed optical mirror slip 21
The distance between 22 and two zoom eyeglasses 22 are constant, and the zoom eyeglass 22 is placed in fixed ring 6；Outside the circumference of fixed ring 6
Side is equipped with buckle structure 61, buckle structure 61 be used to the fixed ring 6 for being equipped with zoom eyeglass 22 being fixed on elevating lever 4 and
Two zoom camera lenses 22 can pass through the synchronization lifting movement completion zoom behaviour between operating at fixed optical mirror slip 21 of elevating lever 4
Make, multiplying power detection device 5 is had additional in zoom camera lens, and the detection range of multiplying power detection device 5 is more than or equal to zoom eyeglass 22
Up and down range, the movement travel of zoom eyeglass 22 converts and exported as a times rate score by multiplying power detection device 5.
Wherein, multiplying power detection device 5 is magnetic induction sensor, and the inductor 51 of magnetic induction sensor is fixed on top fixed ring 6
Periphery, the position of inductor 51 does not interfere mutually with other structures and uses multi-gap head, magnetic grid in magnetic induction sensor
The magnetic grid and detection circuit of sensor are placed in control circuit board 3 and the resolution ratio of magnetic grid is 0.5~2 μm；
By the way that magnetic induction sensor is arranged at the zoom eyeglass 22 inside zoom camera lens, can reflect inside zoom camera lens
The move distance of zoom eyeglass 22 obtains practical times of rate score in turn, needs to calculate the specific of object in fields such as medicine, engineerings
Data can be made more accurate when size, avoid the unnecessary serious consequence caused by data inaccuracy, wherein magnetic induction sensor is just
Use and cost in outdoor adverse circumstances is relatively low, convenient for universal in engineering field.
Case 2 is embodied：
Multiplying power detection device in zoom camera lens, dependency structure include：Motor 1, zoom combination 2, control circuit board 3 rise
Bar 4 drops；The power output end gear of motor 1 engages connection with the gear of 4 bottom end of elevating lever, and elevating lever 4 is driven by motor 1
Operating；The zoom combination 2 includes the fixation optical mirror slip 21 at both ends, the zoom eyeglass between fixed optical mirror slip 21
The distance between 22 and two zoom eyeglasses 22 are constant, and the zoom eyeglass 22 is placed in fixed ring 6；Outside the circumference of fixed ring 6
Side is equipped with buckle structure 61, buckle structure 61 be used to the fixed ring 6 for being equipped with zoom eyeglass 22 being fixed on elevating lever 4 and
Two zoom camera lenses 22 can pass through the synchronization lifting movement completion zoom behaviour between operating at fixed optical mirror slip 21 of elevating lever 4
Make, multiplying power detection device 5 is had additional in zoom camera lens, and the detection range of multiplying power detection device 5 is more than or equal to zoom eyeglass 22
Up and down range, the movement travel of zoom eyeglass 22 converts and exported as a times rate score by multiplying power detection device 5.
Wherein, multiplying power detection device 5 is grating sensor, and the inductor 51 of grating sensor is individually fixed in two fixations
The position of the same position of ring 6, inductor 51 does not interfere mutually with other structures, and the grating and detection circuit of grating sensor are set
In in control circuit board 3 and the resolution ratio of grating be 0.1~2 μm；
By the way that grating sensor is arranged at the zoom eyeglass 22 inside zoom camera lens, can reflect inside zoom camera lens
The move distance of zoom eyeglass 22 obtains practical times of rate score in turn, needs to calculate the specific of object in fields such as medicine, engineerings
Data can be made more accurate when size, avoid the unnecessary serious consequence caused by data inaccuracy, wherein grating sensor
Measuring accuracy is higher.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (5)
1. the multiplying power detection device in zoom camera lens, dependency structure include：Motor, zoom combination, control circuit board, elevating lever；
The power output end gear of motor engages connection with elevating lever bottom end gear, and the operating of elevating lever is driven by motor；The change
Combination includes the fixation optical mirror slip at both ends, between the zoom eyeglass and two zoom eyeglasses fixed between optical mirror slip again
Distance it is constant, the zoom eyeglass is placed in fixed ring；The periphery of fixed ring is equipped with buckle structure, and buckle structure is used for
The fixed ring for being equipped with zoom eyeglass is fixed on elevating lever and two zoom camera lenses can operate at fixation by elevating lever
Zoom operation is completed in synchronization lifting movement between optical mirror slip, it is characterised in that：Multiplying power detection device is had additional in zoom camera lens,
And the detection range of multiplying power detection device is more than or equal to the up and down range of zoom eyeglass, multiplying power detection device is by zoom eyeglass
Movement travel convert and export a times rate score.
2. the multiplying power detection device in zoom camera lens as described in claim 1, it is characterised in that：Multiplying power detection device passes for magnetic grid
Sensor, wherein the inductor of magnetic induction sensor be fixed on the periphery of fixed ring and inductor position and other structures it is mutual
It does not interfere, the magnetic grid and detection circuit of magnetic induction sensor are placed in control circuit board, and the resolution ratio of magnetic grid is 0.5~2 μm.
3. the multiplying power detection device in zoom camera lens as claimed in claim 2, it is characterised in that：Between being used mostly in magnetic induction sensor
Gap magnetic head.
4. the multiplying power detection device in zoom camera lens as described in claim 1, it is characterised in that：Multiplying power detection device passes for grating
Sensor and be reflecting light gate sensor, material be aluminizer glass material, wherein the inductor of grating sensor is fixed on
The periphery of the fixed ring and position of inductor does not interfere mutually with other structures, grating sensor and detection circuit are placed in control
On circuit board processed and grating resolution is 0.1~2 μm.
5. the multiplying power detection device in the zoom camera lens as described in any in claim 2~4, it is characterised in that：Grating sensor
Or the inductor of magnetic induction sensor is mounted in a fixed ring or has installation in the same position of two fixed rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721367049.6U CN207662602U (en) | 2017-10-23 | 2017-10-23 | Multiplying power detection device in zoom camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721367049.6U CN207662602U (en) | 2017-10-23 | 2017-10-23 | Multiplying power detection device in zoom camera lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207662602U true CN207662602U (en) | 2018-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721367049.6U Active CN207662602U (en) | 2017-10-23 | 2017-10-23 | Multiplying power detection device in zoom camera lens |
Country Status (1)
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| CN (1) | CN207662602U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631480A (en) * | 2019-10-28 | 2019-12-31 | 苏州天准科技股份有限公司 | Manual zoom lens with electronic feedback device based on color sensor |
| CN111487044A (en) * | 2020-05-22 | 2020-08-04 | 苏州天准科技股份有限公司 | Zoom lens |
-
2017
- 2017-10-23 CN CN201721367049.6U patent/CN207662602U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110631480A (en) * | 2019-10-28 | 2019-12-31 | 苏州天准科技股份有限公司 | Manual zoom lens with electronic feedback device based on color sensor |
| CN111487044A (en) * | 2020-05-22 | 2020-08-04 | 苏州天准科技股份有限公司 | Zoom lens |
| CN111487044B (en) * | 2020-05-22 | 2022-03-25 | 苏州天准科技股份有限公司 | Zoom lens |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215300 Room 99, Baoyi Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Jiangsu Muteng Optical Precision Instrument Co., Ltd. Address before: Room 87, Building 5, Henglong International Machinery and Electrical Hardware Market, Yushan Town, Suzhou City, Jiangsu Province Patentee before: KUNSHAN MVOTEM PRECISION INSTRUMENTS CO., LTD. |
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| CP03 | Change of name, title or address |