CN106772913A - The fixing device and method of a kind of cube prism - Google Patents
The fixing device and method of a kind of cube prism Download PDFInfo
- Publication number
- CN106772913A CN106772913A CN201611125034.9A CN201611125034A CN106772913A CN 106772913 A CN106772913 A CN 106772913A CN 201611125034 A CN201611125034 A CN 201611125034A CN 106772913 A CN106772913 A CN 106772913A
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- CN
- China
- Prior art keywords
- prism
- stator
- lens barrel
- hole
- fixed
- 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.)
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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
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/1805—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for prisms
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The fixing device and method of a kind of cube prism belong to optical system art field, it is therefore intended that solve the problems, such as that seat fixed form is present during rectangle outline difficulty of processing big, high cost and circular lens barrel outline mismatch and be inconvenient to fix lens barrel again in the prior art.A kind of fixing device of cube prism of the invention includes the circular prism stator of two structure identicals；The centre of the prism stator end face is provided with rectangular channel, and the bottom surface of the rectangular channel is provided with rectangle light hole, and the light hole, rectangular channel and prism stator are coaxial；The two side wall of the rectangular channel of prism stator two faces gaps relative with Amici prism to be fixed respectively coordinate.Cube Amici prism is made it become one " ordinary lenses " by the present invention by mechanical structure, i.e., outline is circular lens, reaches and is accurately positioned, and while convenient dismounting, making the structure of whole lens barrel becomes compact and attractive in appearance.
Description
Technical field
The invention belongs to technical field of optical, and in particular to the fixing device and method of a kind of cube prism.
Background technology
The effect of cube Amici prism is, into two-beam, to be widely applied to light beam light splitting in optical-mechanical system.By
Lens outline in optical-mechanical system is all often circular, and the outline of cube Amici prism is rectangle, so for whole
The design of individual optical-mechanical system brings many inconveniences.
The fixed form of current cube Amici prism mainly has stickup and microscope base to fix two ways.Paste fixed form
Shortcoming be detrimental to the dismounting of eyeglass, stickup can not reach high-precision positioning requirements, at the same glue paste it is uneven
Also imaging can be impacted, the excessive of glue can also pollute to eyeglass and camera lens.The fixed form of microscope base is by vertical
Cube microscope base is fixed to mirror body, then cube microscope base and mirror body are integrally put into lens barrel, although this kind of fixing means can
To realize being accurately positioned, but due to the limitation of microscope base outline, independent member, then be connected with cylindrical lens, not only
Cause profile unsightly, while the limitation of machining brings more difficulty of processing and processing cost, it is not square in lens barrel
Just fix.
The content of the invention
Fixing device and method it is an object of the invention to propose a kind of cube prism, solve microscope base in the prior art
There is big rectangle outline difficulty of processing, high cost and circular lens barrel outline and mismatch and be inconvenient to fix in fixed form
Problem in lens barrel again.
To achieve the above object, a kind of fixing device of cube prism of the invention includes that two structure identicals are circular
Prism stator；
The centre of the prism stator end face is provided with rectangular channel, and the bottom surface of the rectangular channel is provided with rectangle light hole,
The light hole, rectangular channel and prism stator are coaxial；Two side walls of the rectangular channel of prism stator respectively with it is to be fixed
The relative two faces gap of Amici prism coordinates.
Through hole is provided with least one in two prism stators.
The quantity of the through hole is at least one.
The size of the light hole is less than Amici prism to be fixed more than the light hole size of Amici prism to be fixed
Appearance and size.
A kind of fixing means of cube prism is comprised the following steps：
Step one：Screwed hole is got out on the inwall of lens barrel, the through hole on the screwed hole and the prism stator exists
On same circumference；
Step 2：Prism stator with through hole is axially put into lens barrel, the screwed hole on through hole and lens barrel is relative,
Screw coordinates through the screwed hole on the through hole and lens barrel on prism stator, by prism stator axial restraint；
Step 3：By in Amici prism push-in lens barrel to be fixed, and between the rectangular channel of the prism stator fixed
Gap coordinates；
Step 4：Another prism stator is put into lens barrel, by rectangular channel and Amici prism gap to be fixed
Coordinate；
Step 5：The entirety that two prism stators and Amici prism to be fixed are constituted is pressed on by lens barrel by trim ring
It is interior.
The detailed process that screwed hole is got out on lens barrel inwall described in step one is：Obtain treating solid by light path design
The angles of fixed Amici prism, obtain the position of Amici prism to be fixed in lens barrel and project by the angles,
The position of screwed hole punching is exactly the symmetrical centre and side midpoint line of the Amici prism putting position projection to be fixed
On extended line.
Beneficial effects of the present invention are：The fixing device and method of a kind of cube prism of the invention are by cube light splitting
Prism makes it become one " ordinary lenses " by mechanical structure, i.e., outline is circular lens, thus can cube
The fixation and installation of body Amici prism are fixed in lens barrel according to the fixed form of existing perfect round lens, and it is accurate to reach
Positioning, while convenient dismounting, making the structure of whole lens barrel becomes compact and attractive in appearance.Realize that cube Amici prism is accurately fixed
Position, and can easily dismantle.Avoid individually processing fixation the need for the fixing means taken because of rectangle outline is caused
Structure, fixed difficult, machining is difficult, and cost increases, and other eyeglasses install fixed disunity, and profile unsightly waits true
It is fixed, allow cube Amici prism to become a common eyeglass, so can be using the classical fixed form of typical circular eyeglass.
Brief description of the drawings
Fig. 1 is a kind of fixture structure schematic diagram of cube prism of the invention；
Fig. 2 be a kind of cube prism of the invention fixing device in prism stator structural representation；
Fig. 3 be a kind of cube prism of the invention fixing device in prism stator structure sectional view；
Fig. 4 is a kind of fixing device installation process schematic diagram of cube prism of the invention；
Fig. 5 is that a kind of fixing device of cube Amici prism of the invention applies the structural representation in lens barrel；
Wherein：1st, prism stator, 101, rectangular channel, 102, light hole, 103, through hole, 2, Amici prism to be fixed,
3rd, lens barrel, 4, trim ring.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Referring to accompanying drawing 1- accompanying drawings 3, a kind of fixing device of cube prism of the invention includes two structure identical circles
The prism stator 1 of shape；
The centre of the end face of prism stator 1 is provided with rectangular channel 101, and the bottom surface of the rectangular channel 101 is provided with rectangle
Light hole 102, the light hole 102, rectangular channel 101 and prism stator 1 are coaxial；Two rectangular channels of prism stator 1 101
Relative with the Amici prism 2 to be fixed respectively two faces gap of side wall coordinate.
Through hole 103 is provided with least one in two prism stators 1.Through hole 103 is used for Amici prism 2 to be fixed
Radial positioning in corresponding lens barrel 3, the position of through hole 103 is determined by the screw thread hole site in corresponding lens barrel 3, in lens barrel 3
Screw thread hole site determined by the angles of Amici prism 2 to be fixed in light path design.
The quantity of the through hole 103 is at least one.
The size of the light hole 102 is divided more than the size of light hole 102 of Amici prism 2 to be fixed less than to be fixed
The appearance and size of light prism 2.
The prism stator 1 being engaged with cube Amici prism exterior contour is a cylindrical steel part, and prism is fixed
The one side of piece 1 mills out rectangle light hole 102, and the size of the light hole 102 is greater than the logical of cube Amici prism requirement
Light size, less than the outer profile size of cube Amici prism, the center of the light hole 102 and the center of circle of prism stator 1 are heavy
Close.The another side of prism stator 1 is milled out and cube Amici prism outer profile size identical rectangular channel 101, and the square
The center of shape groove 101 and the center superposition of light hole 102 at the back side, coordinate requirement to be cube by the tighter gap of dimensional fits
Amici prism can be embedded into the rectangular channel 101 but can not move freely.In order to be able to allow whole cube Amici prism embedded groove
It is interior, mill through the rectangle square edge of rectangular channel 101.It is different with circular eyeglass, because radial position of the prism in lens barrel 3 can not
Arbitrarily change, so the radial position of cube Amici prism must be fixed, so in one end holes drilled through of prism stator 1
103, fixed for radial position of the prism stator 1 in lens barrel 3.In order to ensure being smoothed out and coordinating for process
Precision, two side millings of rectangular channel 101 cut the outer rim for being machined to prism stator 1.
Referring to accompanying drawing 4, a kind of fixing means of cube prism is comprised the following steps：
Step one：Screwed hole, the through hole on the screwed hole and the prism stator 1 are got out on the inwall of lens barrel 3
103 on same circumference；
Step 2：Prism stator 1 with through hole 103 is axially put into lens barrel 3, the spiral shell on through hole 103 and lens barrel 3
Pit is relative, and screw coordinates through the screwed hole on the through hole 103 and lens barrel 3 on prism stator 1, by the axle of prism stator 1
To fixation；
Step 3：During Amici prism 2 to be fixed pushed into lens barrel 3, and the prism stator 1 fixed rectangular channel
101 gaps coordinate；
Step 4：Another prism stator 1 is put into lens barrel 3, by rectangular channel 101 and Amici prism to be fixed
2 gaps coordinate；
Step 5：The entirety that two prism stators 1 and Amici prism 2 to be fixed are constituted is pressed on by trim ring 4
In lens barrel 3.
The detailed process that screwed hole is got out on the inwall of lens barrel 3 described in step one is：Treated by light path design
The angles of fixed Amici prism 2, the position of Amici prism 2 to be fixed in lens barrel 3 is obtained by the angles
Projection, during the position of screwed hole punching is exactly the symmetrical centre and a side of the putting position of Amici prism 2 projection to be fixed
On point line extended line.
It is the mechanical mechanism design drawing of the physical identification camera body tube 3 of a identification security code referring to accompanying drawing 5.The mirror
There is a piece of cube Amici prism that light beam is divided into vertical two parts in the optical design of cylinder 3.The mechanical structure of the lens barrel 3 sets
The fixed form of cube Amici prism just uses fixing means proposed by the present invention in meter.During assembling, before lens barrel 3 first is installed
, then be installed to first piece prism stator 1 in lens barrel 3 by several lens, and being positioned by the screw of radial direction consolidates a prism
The radial position of stator 1 is fixed.Then cube Amici prism is fixed in the rectangular channel 101 being engaged of prism stator 1,
It is installed to second rectangular channel of prism stator 1 101 is inward-facing in lens barrel 3 again, so as to coordinate compression cube light splitting rib
Mirror.The overall compression for finally being constituted prism stator 1 and cube Amici prism with trim ring 4, is axially fixed in lens barrel 3.
After using fixing means proposed by the present invention, the exterior contour of whole lens barrel 3 is a cylinder, and profile unification is beautiful
See.The difficult point of this machining of processing rectangular channel 101 in cylindrical lens barrel 3 is avoided, while it also avoid Split type structure
The machine error and profile disunity of generation unsightly, improve processing efficiency and reduce processing cost.
Claims (6)
1. a kind of fixing device of cube prism, it is characterised in that including the circular prism stators of two structure identicals
(1)；
The centre of prism stator (1) end face is provided with rectangular channel (101), and the bottom surface of the rectangular channel (101) is provided with square
Shape light hole (102), the light hole (102), rectangular channel (101) and prism stator (1) are coaxial；Two prism stators
(1) the side wall of rectangular channel (101) two faces gap relative with Amici prism (2) to be fixed respectively coordinates.
2. a kind of fixing device of cube prism according to claim 1, it is characterised in that two prism stators
(1) through hole (103) is provided with least one in.
3. the fixing device of a kind of cube prism according to claim 2, it is characterised in that the through hole (103)
Quantity is at least one.
4. a kind of fixing device of cube prism according to claim 1 and 2, it is characterised in that the light hole
(102) size is less than Amici prism (2) to be fixed more than light hole (102) size of Amici prism (2) to be fixed
Appearance and size.
5. the fixing means of the fixing device based on a kind of cube prism described in claim 1, it is characterised in that including with
Lower step：
Step one：Screwed hole, the through hole on the screwed hole and the prism stator (1) are got out on the inwall of lens barrel (3)
(103) on same circumference；
Step 2：Prism stator (1) with through hole (103) is axially put into lens barrel (3), through hole (103) and lens barrel (3)
On screwed hole it is relative, screw through the screwed hole cooperation on the through hole (103) and lens barrel (3) on prism stator (1), by rib
Mirror stator (1) axial restraint；
Step 3：During Amici prism (2) to be fixed pushed into lens barrel (3), and the prism stator (1) fixed rectangle
Groove (101) gap coordinates；
Step 4：Another prism stator (1) is put into lens barrel (3), by rectangular channel (101) and light splitting rib to be fixed
Mirror (2) gap coordinates；
Step 5：The overall compression for being made up of two prism stators (1) and Amici prism (2) to be fixed trim ring (4)
In lens barrel (3).
6. the fixing device of a kind of cube prism according to claim 5, it is characterised in that described in step one
The detailed process that screwed hole is got out on lens barrel (3) inwall is：Putting for Amici prism (2) to be fixed is obtained by light path design
Angle, obtains the position of Amici prism (2) to be fixed in lens barrel (3) and projects by the angles, screwed hole punching
Position is exactly in the symmetrical centre and side midpoint line extended line of Amici prism to be fixed (2) putting position projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611125034.9A CN106772913B (en) | 2016-12-08 | 2016-12-08 | A kind of fixation device and method of cube prism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611125034.9A CN106772913B (en) | 2016-12-08 | 2016-12-08 | A kind of fixation device and method of cube prism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106772913A true CN106772913A (en) | 2017-05-31 |
| CN106772913B CN106772913B (en) | 2019-04-16 |
Family
ID=58881810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611125034.9A Expired - Fee Related CN106772913B (en) | 2016-12-08 | 2016-12-08 | A kind of fixation device and method of cube prism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106772913B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688221A (en) * | 2017-09-30 | 2018-02-13 | 中山市弗图艾力克光电科技有限公司 | A kind of prism structure of full shot |
| CN109991713A (en) * | 2019-04-05 | 2019-07-09 | 马浩鑫 | Split type Three Degree Of Freedom microlens array bracket |
| CN110487147A (en) * | 2019-08-26 | 2019-11-22 | 株洲时代新材料科技股份有限公司 | A kind of shaft box spring position of mounting hole metrization detection method and detecting tool |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010001252A1 (en) * | 1999-11-02 | 2001-05-17 | Hitoshi Umetsu | Optical device fixing device |
| CN1432840A (en) * | 2002-01-18 | 2003-07-30 | 施泰纳光学有限公司 | Telescope |
| CN101261352A (en) * | 2007-12-28 | 2008-09-10 | 上海微电子装备有限公司 | Optical element immobilizing structure |
| CN204009189U (en) * | 2014-09-05 | 2014-12-10 | 桐庐优视医疗器械有限公司 | Rib object lens integrated seat |
-
2016
- 2016-12-08 CN CN201611125034.9A patent/CN106772913B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010001252A1 (en) * | 1999-11-02 | 2001-05-17 | Hitoshi Umetsu | Optical device fixing device |
| CN1432840A (en) * | 2002-01-18 | 2003-07-30 | 施泰纳光学有限公司 | Telescope |
| CN101261352A (en) * | 2007-12-28 | 2008-09-10 | 上海微电子装备有限公司 | Optical element immobilizing structure |
| CN204009189U (en) * | 2014-09-05 | 2014-12-10 | 桐庐优视医疗器械有限公司 | Rib object lens integrated seat |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688221A (en) * | 2017-09-30 | 2018-02-13 | 中山市弗图艾力克光电科技有限公司 | A kind of prism structure of full shot |
| CN109991713A (en) * | 2019-04-05 | 2019-07-09 | 马浩鑫 | Split type Three Degree Of Freedom microlens array bracket |
| CN110487147A (en) * | 2019-08-26 | 2019-11-22 | 株洲时代新材料科技股份有限公司 | A kind of shaft box spring position of mounting hole metrization detection method and detecting tool |
| CN110487147B (en) * | 2019-08-26 | 2021-10-01 | 株洲时代瑞唯减振装备有限公司 | Axle box spring mounting hole position degree quantitative detection method and detection tool |
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| Publication number | Publication date |
|---|---|
| CN106772913B (en) | 2019-04-16 |
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Granted publication date: 20190416 Termination date: 20211208 |
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