CN207206255U - Glass lens transmission measurement frock clamp - Google Patents
Glass lens transmission measurement frock clamp Download PDFInfo
- Publication number
- CN207206255U CN207206255U CN201721256429.2U CN201721256429U CN207206255U CN 207206255 U CN207206255 U CN 207206255U CN 201721256429 U CN201721256429 U CN 201721256429U CN 207206255 U CN207206255 U CN 207206255U
- Authority
- CN
- China
- Prior art keywords
- positioning
- support frame
- glass lens
- transmission measurement
- frock clamp
- 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.)
- Active
Links
Abstract
The utility model belongs to glass lens technical field of measurement and test, specifically discloses a kind of glass lens transmission measurement frock clamp, it is intended to solves the problems, such as the Stability and veracity for how improving glass lens transmission measurement data.The frock clamp, including positioning base, support frame and sample retainer ring；The top of positioning base is positioning and guiding portion, and positioning balance key is provided with positioning and guiding portion, and support frame is slidably disposed in positioning and guiding portion, and the bottom of support frame is provided with the keyway being combined together with positioning balance key；Center positioning hole is additionally provided with the middle part of support frame, in the centrally disposed positioning hole of sample retainer ring.By the way that support frame is slidably disposed on into positioning and guiding portion, and positioning balance key is set to coordinate with keyway, not only it is beneficial to adjust and be accurately positioned the distance between support frame and detector, but also with the function that support frame tilts and pitching positions is avoided, improve the Stability and veracity of test result.
Description
Technical field
The utility model belongs to glass lens technical field of measurement and test, and in particular to a kind of glass lens transmission measurement recruitment
Clamps.
Background technology
At present, for the optical materials such as optical glass transmitance test, use spectrophotometer or spectrometer more
Measure, the optical material of flat sheets is fixed in optical system for testing using general solid sample fixture.But to glass
Glass lens (such as：Sphere or non-spherical lens) transmitance test when, can not be right using general solid sample fixture
Test sample is accurately positioned, and its any skew in the dimension of top to bottom, left and right, front and rear three can cause transmission measurement
The variation of numerical value, it not is the characteristic of material or element in itself that this, which changes, and is due to the uncertain of sample clamping mode
Caused.Therefore, transmission measurement is carried out according to general solid sample fixture clamping glass lens, often because of hyaloid
Product clamping position deviation has an impact to transmission measurement result, causes transmission measurement data inaccuracy, and stability compared with
Difference.
Utility model content
The utility model provides a kind of glass lens transmission measurement frock clamp, it is intended to which how solution improves glass
The problem of Stability and veracity of lens transmission measurement data.
Technical scheme is used by the utility model solves its technical problem：Glass lens transmission measurement recruitment clamping
Tool, including positioning base, support frame and sample retainer ring；The top of the positioning base is positioning and guiding portion, the positioning
Positioning balance key is provided with guide part, the support frame is slidably disposed in positioning and guiding portion, the bottom of support frame
Portion is provided with the keyway being combined together with positioning balance key；Center positioning hole, the sample are additionally provided with the middle part of the support frame
In the centrally disposed positioning hole of product retainer ring, sample retainer ring is provided with the sample mounting hole coaxial with center positioning hole.
It is further that the bottom of the positioning base is provided with apparatus for adjusting position.
It is further that the apparatus for adjusting position has vertical governor motion and level(l)ing mechanism.
It is further that the bottom of the positioning base is provided with base alignment pin.
It is further that the positioning balance key is dovetail key, and the keyway is dovetail groove.
It is further that two guide rails are relatively set with the bottom surface of the support frame, the medial surface and branch of two guide rails
The bottom surface of support frame frame surrounds framework guide groove jointly, and the support frame is slidably disposed on positioning and guiding portion by framework guide groove
On.
It is further that the sample retainer ring is embedded in centrally disposed positioning hole, and is fixed by holding screw.
It is further that fixation plasticine at least two is arranged at intervals with the end face of the sample retainer ring.
It is further that the glass lens transmission measurement also includes diaphragm bottom plate and diaphragm driver plate with frock clamp；Institute
State on the support frame side where the centrally disposed positioning hole one end of diaphragm bottom plate, thang-kng hole be provided with diaphragm bottom plate,
The extended line of the axially bored line of the center positioning hole can pass through thang-kng hole；The diaphragm driver plate is rotatably arranged in diaphragm
On bottom plate, the aperture that at least two apertures differ is provided with diaphragm driver plate, and can be with diaphragm driver plate per aperture
Turn to the position coaxial with center positioning hole.
It is further that the thang-kng hole is rectangular opening or circular port.Thang-kng hole can completely by test beams,
It can also be the hole of other shapes structure.
The beneficial effects of the utility model are：By the way that support frame is slidably disposed on into positioning and guiding portion, and make to determine
Position balance key coordinates with keyway, is not only beneficial to adjust and is accurately positioned the distance between support frame and detector, that is, ensure that
Lens specimen fore-and-aft direction to be measured is accurately positioned, but also has the function of avoiding that support frame tilts and pitching positions, with
Prevent the frock clamp center of gravity caused by reason such as different densities, different bores, different curvature radius of different test lens samples
It is unbalance, the appearance for the unfavorable phenomenons such as pitch position error is even toppled over, improve glass lens transmission measurement data
Stability and veracity.By making sample mounting hole and center positioning hole coaxial, and diaphragm bottom plate and diaphragm driver plate are set, can
It is accurate to control through the position of the optical axis of lens specimen to be measured, so as to ensure that lens specimen axle center with testing overlapping for optical axis,
Simultaneously by the limitation of diaphragm, it is ensured that it is constant to enter by lens specimen the beam size of detector, further ensures
The accuracy and repeatability of transmission measurement result.
Brief description of the drawings
Fig. 1 is three-dimensional configuration schematic diagram of the present utility model；
In figure mark for：Positioning base 100, positioning and guiding portion 101, positioning balance key 110, base alignment pin 120, support
Framework 200, center positioning hole 201, keyway 202, framework guide groove 203, guide rail 210, sample retainer ring 300, sample mounting hole
301st, diaphragm bottom plate 400, thang-kng hole 401, diaphragm driver plate 500, aperture 501, lens specimen 600.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in figure 1, glass lens transmission measurement frock clamp, including positioning base 100, the and of support frame 200
Sample retainer ring 300；The top of positioning base 100 is positioning and guiding portion 101, and positioning balance is provided with positioning and guiding portion 101
Key 110, support frame 200 are slidably disposed in positioning and guiding portion 101, and the bottom of support frame 200 is provided with puts down with positioning
The keyway 202 that weighing apparatus key 110 is combined together；The middle part of support frame 200 is additionally provided with center positioning hole 201, sample retainer ring 300
In centrally disposed positioning hole 201, sample retainer ring 300 is provided with the sample mounting hole 301 coaxial with center positioning hole 201.
Wherein, main positioning carrier of the positioning base 100 as the frock clamp, it is typically mounted on tester；
Typically, according to the high determination in center of center positioning hole 201 in the beam center of used test instrument height and support frame 200
The height of positioning base 100；In the generally settable apparatus for adjusting position in the bottom of positioning base 100, apparatus for adjusting position tool
There are vertical governor motion and level(l)ing mechanism, the position of the short transverse of positioning base 100 and horizontal direction can be finely tuned by it
Put, realize the purpose of regulation three dimensions in top to bottom, left and right, front and rear of lens specimen 600；In the bottom of positioning base 100 generally also
Provided with base alignment pin 120, positioned to make positioning base 100 be fastened with tester.
Main installation carrier of the support frame 200 as the frock clamp, it can be slided along before and after positioning and guiding portion 101
It is dynamic, to adjust the distance between lens specimen 600 and detector；Slidably the setting in positioning and guiding portion 101 of support frame 200
The mode of putting can be a variety of, such as：Set by guide rail or guide groove, set by pulley, set by roll shaft etc., preferably adopt
With the structure setting described in Fig. 1, i.e., two guide rails 210 are relatively set with the bottom surface of support frame 200, two guide rails 210
The bottom surface of medial surface and support frame 200 surrounds framework guide groove 203 jointly, support frame 200 by framework guide groove 203 slidably
Ground is arranged in positioning and guiding portion 101.In order to ensure being accurately positioned for the fore-and-aft direction of lens specimen 600 to be measured, in positioning and guiding
Positioning balance key 110 is provided with portion 101, and is provided with the bottom of support frame 200 and coordinates with positioning balance key 110 one
The keyway 202 risen；Coordinated by positioning balance key 110 with keyway 202, also with avoiding, support frame 200 tilts and pitching is determined
The function of position, to prevent the reasons such as the different densities of different test lens samples 600, different bores, different curvature radius from causing
Frock clamp center of gravity it is unbalance, pitch position error even topples over etc. the appearance of unfavorable phenomenon.Positioning balance key 110 and key
The structure of groove 202 can be a variety of, such as：Key and keyway, the key of inverted l-shaped structure and keyway of inverted T-shaped structure etc.；Preferably
Structure shown in Fig. 1, i.e., positioning balance key 110 is dovetail key, and keyway 202 is dovetail groove；Coordinated by dovetail key and dovetail groove
Structure position support frame 200, not only precision is high, and gap is adjustable.
Sample retainer ring 300 is used to install lens specimen 600 to be measured, and set sample mounting hole 301 is and lens thereon
The hole that sample 600 matches.The external diameter of sample retainer ring 300 is consistent with the aperture of center positioning hole 201, and sample is fixed
Ring 300 can be brought into close contact each other with center positioning hole 201；Generally it is bonded in sample retainer ring 300 with center positioning hole 201
Punch and holding screw is installed and be fixed in position.The diameter and the maximum of lens specimen 600 of usual sample mounting hole 301 are outer
Footpath is consistent, and lens specimen 600 can be closely entrenched in sample mounting hole 301；In order to fix lens specimen 600, typically exist
Fixation plasticine at least two is arranged at intervals with the end face of sample retainer ring 300；When sample retainer ring 300 installs lens sample
After product 600, the edge of lens specimen 600 is slightly fixed by fixed plasticine.
As a kind of preferred scheme of the present utility model, then as shown in figure 1, the glass lens transmission measurement recruitment clamping
Tool also includes diaphragm bottom plate 400 and diaphragm driver plate 500；Support where the centrally disposed one end of positioning hole 201 of diaphragm bottom plate 400
On the side of framework 200, thang-kng hole 401, the extended line energy of the axially bored line of center positioning hole 201 are provided with diaphragm bottom plate 400
Enough through thang-kng hole 401；Diaphragm driver plate 500 is rotatably arranged on diaphragm bottom plate 400, is provided with diaphragm driver plate 500
The aperture 501 that at least two apertures differ, and can turn to diaphragm driver plate 500 per aperture 501 and determine with center
The coaxial position in position hole 201.
By setting diaphragm bottom plate 400 and diaphragm driver plate 500, the light through lens specimen 600 to be measured can be accurately controlled
The position of axle, so as to ensure that the axle center of lens specimen 600 with testing overlapping for optical axis, while the limitation for passing through diaphragm, it is ensured that
The beam size that lens specimen 600 of sharing the same light enters detector is constant, further ensures the accuracy of transmission measurement result
And repeatability.
Thang-kng hole 401 is used for thang-kng test optical axis, and its size is slightly larger than the measuring beam diameter of tester, its shape
It can be circle, rectangle etc., only need that test beams can be covered.Multiple apertures 501 are provided with diaphragm driver plate 500,
Diaphragm driver plate 500 can be rotated as needed, and corresponding aperture 501 is turned into the position coaxial with center positioning hole 201, with
Meet to require.
Using glass lens transmission measurement frock clamp clamping lens specimen 600, during carrying out transmission measurement,
Positioning base 100 is first fixed on tester corresponding position by base alignment pin 120, then successively by diaphragm driver plate
500th, diaphragm bottom plate 400, support frame 200 and sample retainer ring 300 are sequentially fixed, and lens specimen 600 then is loaded into sample
In the sample mounting hole 301 of retainer ring 300, make direction of the lens specimen 600 towards detector, and by fixed plasticine saturating
The edge of mirror sample 600 is slightly fixed, followed by movable support frame 200 at correct position, determine support frame 200 with
The distance between detector simultaneously records；Lens specimen 600 is removed, keeps support frame 200 and the distance between detector constant,
By the empty transmitance of surveying of background of air transmitance is tested as background baseline；Then the retest again of lens specimen 600 is reinstalled
Transmitance, it is same to keep support frame 200 and the distance between detector constant, after background correction baseline, you can obtain to be measured
The transmitance of sphere or non-spherical lens.
Claims (10)
1. glass lens transmission measurement frock clamp, it is characterised in that：Including positioning base (100), support frame (200)
With sample retainer ring (300)；The top of the positioning base (100) is positioning and guiding portion (101), the positioning and guiding portion
(101) positioning balance key (110) is provided with, the support frame (200) is slidably disposed on positioning and guiding portion (101)
On, the bottom of support frame (200) is provided with the keyway (202) being combined together with positioning balance key (110)；The support frame
(200) it is additionally provided with center positioning hole (201) in the middle part of, in the centrally disposed positioning hole of the sample retainer ring (300) (201),
Sample retainer ring (300) is provided with the sample mounting hole (301) coaxial with center positioning hole (201).
2. glass lens transmission measurement frock clamp as claimed in claim 1, it is characterised in that：The positioning base
(100) bottom is provided with apparatus for adjusting position.
3. glass lens transmission measurement frock clamp as claimed in claim 2, it is characterised in that：The position adjustments dress
Put with vertical governor motion and level(l)ing mechanism.
4. glass lens transmission measurement frock clamp as claimed in claim 1, it is characterised in that：The positioning base
(100) bottom is provided with base alignment pin (120).
5. glass lens transmission measurement frock clamp as claimed in claim 1, it is characterised in that：The positioning balance key
(110) it is dovetail key, the keyway (202) is dovetail groove.
6. glass lens transmission measurement frock clamp as claimed in claim 1, it is characterised in that：The support frame
(200) two guide rails (210), the medial surface of two guide rails (210) and the bottom surface of support frame (200) are relatively set with bottom surface
Framework guide groove (203) is surrounded jointly, and the support frame (200) is slidably disposed on positioning by framework guide groove (203) and led
To on portion (101).
7. glass lens transmission measurement frock clamp as claimed in claim 1, it is characterised in that：The sample retainer ring
(300) in embedded centrally disposed positioning hole (201), and fixed by holding screw.
8. glass lens transmission measurement frock clamp as claimed in claim 1, it is characterised in that：The sample retainer ring
(300) fixation plasticine at least two is arranged at intervals with end face.
9. the glass lens transmission measurement frock clamp as described in claim 1,2,3,4,5,6,7 or 8, its feature exist
In：Also include diaphragm bottom plate (400) and diaphragm driver plate (500)；The centrally disposed positioning hole of the diaphragm bottom plate (400) (201)
On support frame (200) side where one end, thang-kng hole (401), the centralized positioning are provided with diaphragm bottom plate (400)
The extended line of the axially bored line in hole (201) can pass through thang-kng hole (401)；The diaphragm driver plate (500) is rotatably arranged in
On diaphragm bottom plate (400), the aperture (501) that at least two apertures differ is provided with diaphragm driver plate (500), and per diaphragm
Hole (501) can turn to the position coaxial with center positioning hole (201) with diaphragm driver plate (500).
10. glass lens transmission measurement frock clamp as claimed in claim 9, it is characterised in that：The thang-kng hole
(401) it is rectangular opening or circular port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721256429.2U CN207206255U (en) | 2017-09-27 | 2017-09-27 | Glass lens transmission measurement frock clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721256429.2U CN207206255U (en) | 2017-09-27 | 2017-09-27 | Glass lens transmission measurement frock clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207206255U true CN207206255U (en) | 2018-04-10 |
Family
ID=61819588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721256429.2U Active CN207206255U (en) | 2017-09-27 | 2017-09-27 | Glass lens transmission measurement frock clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207206255U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058231A (en) * | 2018-09-30 | 2018-12-21 | 杭州力龙液压有限公司 | Hydraulic motor braking moment test fixture and system |
| CN109445141A (en) * | 2018-12-27 | 2019-03-08 | 浙江晶鲸科技有限公司 | For multistable state liquid srystal dimming glass device for detecting light transmittance |
-
2017
- 2017-09-27 CN CN201721256429.2U patent/CN207206255U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058231A (en) * | 2018-09-30 | 2018-12-21 | 杭州力龙液压有限公司 | Hydraulic motor braking moment test fixture and system |
| CN109445141A (en) * | 2018-12-27 | 2019-03-08 | 浙江晶鲸科技有限公司 | For multistable state liquid srystal dimming glass device for detecting light transmittance |
| CN109445141B (en) * | 2018-12-27 | 2023-11-24 | 重庆汉朗精工科技有限公司 | Light transmittance detection device for multistable liquid crystal dimming glass |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108362439B (en) | A kind of standardized centroid exemplar centroid position two-dimentional measuring device and measurement method | |
| CN103712745B (en) | Helicopter rotor blade center of gravity parameter measuring apparatus and method | |
| CN107462227B (en) | Leveling and level error test equipment | |
| CN104977148B (en) | The detection means and method of test chamber angle of attack mechanism pivot | |
| CN207206255U (en) | Glass lens transmission measurement frock clamp | |
| CN108871207B (en) | Photogrammetry reference ruler length calibration device and use method | |
| CN106705991B (en) | Strapdown is used to group and aims prism installation error test equipment | |
| CN104344803B (en) | A kind of flatness checking device of variable test position | |
| CN105510000B (en) | Optical laying demarcation detection method | |
| CN103606155A (en) | Camera view field calibrating method and device | |
| CN205529022U (en) | Support needle adjusting device | |
| CN105526950B (en) | Optical laying demarcation detection means | |
| WO2020172897A1 (en) | Lens surface shape detection device in stitching interferometer | |
| CN108645338A (en) | Signalling means self-calibrating method and device under vacuum based on PSD | |
| CN109341596A (en) | A kind of autocollimator beam depth of parallelism control method | |
| CN206192633U (en) | Optics transmission apparatus tool factor calibration system | |
| CN205192617U (en) | Angle of distribution photometer is from calibrating device | |
| CN208953559U (en) | One kind demarcating multi-direction adjusting bracket panel based on PIV target disc | |
| CN205482980U (en) | Optical sighting is with maring detection device | |
| CN202533067U (en) | Angular instrument | |
| KR100970938B1 (en) | Target apparatus for position setting of neutron guide support pillar | |
| CN106767932B (en) | Level i angle detection device and detection method | |
| CN219178723U (en) | Indoor measuring device for brightness coefficient of pavement material | |
| CN214173211U (en) | Measuring device for measuring crankshaft assembly angle | |
| CN219830117U (en) | Distance measurement calibrating device of temperature measuring gun |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |