CN111983771B - Cage type right-angle beam splitting prism fixing frame - Google Patents
Cage type right-angle beam splitting prism fixing frame Download PDFInfo
- Publication number
- CN111983771B CN111983771B CN201910438367.4A CN201910438367A CN111983771B CN 111983771 B CN111983771 B CN 111983771B CN 201910438367 A CN201910438367 A CN 201910438367A CN 111983771 B CN111983771 B CN 111983771B
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- angle beam
- beam splitter
- splitter prism
- fixing frame
- prism
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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
Abstract
The invention designs a cage type right-angle beam splitter prism fixing frame, which is characterized in that the cage type right-angle beam splitter prism fixing frame can be easily slid to any position on respective connecting rods in three mutually vertical optical axis directions and then fixed, the right-angle beam splitter prism is fixed in a support through an ingenious locking mode, a user can easily replace and install the right-angle beam splitter prism by himself, the right-angle beam splitter prism fixing frame greatly reduces the difficulty and the period of a user for building an optical system and the purchase cost of the connecting rods, and multiple turning of an optical path in at most three mutually vertical directions can be easily realized through cage type right-angle beam splitter prism fixing frame combined connection when the optical system is built.
Description
Technical Field
The invention relates to a cage type right-angle beam splitter prism fixing frame, which is different from the prior right-angle beam splitter prism fixing frame, the fixing frame can be fixed on a traditional optical support rod and can also be used in a cage system, the unique point of the fixing frame applied in the cage system is that the fixing frame can easily slide to any position on respective connecting rods in the directions of three mutually perpendicular optical axes and then be fixed, the right-angle beam splitter prism is fixed in the bracket through an ingenious locking mode, a user can easily replace and install the right-angle beam splitter prism by himself, the right-angle beam splitter prism fixing frame greatly reduces the difficulty and the period of the user for building an optical system and the purchase cost of a connecting rod, the optical path multiple turning in at most three mutually perpendicular directions can be realized more easily through the combined connection of the cage-type right-angle beam splitter prism fixing frame and the cage-type right-angle optical adjusting frame in the optical system established in the optical field.
Background
At present, the existing cage type right-angle beam splitting prism fixing frame on the market is connected with a standard hole of an optical platform through a supporting rod, or is fixed with a connecting rod with a fixed length through four threaded holes in the mutually vertical directions of two optical axes respectively, the requirements on the position precision of the four threaded holes on each optical axis on the right-angle turning reflector frame and the concentricity of the threaded part and the connecting rod which are arranged on the connecting rod are very high, the parallelism and the center distance of the four connecting rods which are respectively connected in the two optical axis directions cannot be guaranteed in the practical use process, the interference and the blocking are easy when other parts are connected, the length of the connecting rod cannot be provided according to the practical requirements of users, and several connecting rods with standard long heights are provided, so that the light path turning part and the inconvenience are realized in the light path system building, the connecting rod purchasing cost of users is increased, The system building period and the system building difficulty are reduced, and meanwhile, the assembly precision and the stability of the system are reduced. Therefore, the cage-type right-angle beam splitter prism fixing frame is designed, the fixing frame can be easily slid to any position on the respective connecting rods in the two mutually perpendicular optical axis directions and then fixed, a user can easily replace, install and replace the right-angle beam splitter prism by himself, the right-angle beam splitter prism fixing frame greatly reduces the difficulty, the period and the purchasing cost of the connecting rods of the user for building an optical system, and multiple turns of an optical path in at most three mutually perpendicular directions can be easily realized through the combined connection of the cage-type right-angle beam splitter prism fixing frame and the cage-type right-angle optical adjusting frame in the building of the optical system.
Disclosure of Invention
The invention aims to design a cage type right-angle beam splitter prism fixing frame, which is unique in that the cage type right-angle beam splitter prism fixing frame can be easily slid to any position on respective connecting rods in two mutually perpendicular optical axis directions and then fixed, a user can easily replace, install and replace a right-angle beam splitter prism by himself/herself, and multiple turns of an optical path in at most three mutually perpendicular directions can be more easily realized through the combined connection of the cage type right-angle beam splitter prism fixing frame and the cage type right-angle optical adjusting frame.
The invention relates to a cage type right-angle beam splitter prism fixing frame, which comprises:
a right-angle beam splitter prism mount, the shape is a cube, there are a light through hole that intersects perpendicularly to each other in the centre of 3 mutually perpendicular planes of this mount, and make the screw thread in the front end of the light through hole of five planes, there are four through holes perpendicular to plane on three mutually perpendicular planes separately, these three groups of through holes intersect perpendicularly, the tie rod can pass through the through hole and slip back and forth, there are threaded holes on two mutually perpendicular directions of each through hole, the corresponding threaded hole depth on the through hole has reached the through hole and passed the central axis of the through hole, this threaded hole has seventy two, this threaded hole is used for assembling the hand screw, fix the cage right-angle beam splitter prism mount in the goal position on the tie rod, there is a square counterbore in the centre of a plane among them, this counterbore is used for setting the right-angle beam splitter prism, there are quarter open-ended threaded holes on four angles of the square counterbore, the locking device is used for locking the top cover of the right-angle beam splitter prism, so that the right-angle beam splitter prism is fixed in the square-edge counter bore of the right-angle beam splitter prism fixing frame;
the center of the top cover is provided with a circular counter bore and a through threaded hole, and four opposite corners of the top cover are respectively provided with a quarter-round table top;
the prism is arranged in a square counter bore of the right-angle beam splitter prism fixing frame and is pressed by a right-angle beam splitter prism top cover, and four inner hexagonal jackscrews are used for jacking a quarter-circle table top of the right-angle beam splitter prism top cover;
the silica gel gasket is arranged in the circular counter bore of the top cover of the right-angle beam splitter prism and is used for buffering the interaction between the top cover of the right-angle beam splitter prism and the right-angle beam splitter prism;
and the four inner hexagonal jackscrews are assembled in threaded holes in four corners of a square counter bore of the right-angle beam splitter prism fixing frame.
Drawings
The technical solution of the present invention is further described in detail below with reference to the accompanying drawings and the detailed description, wherein:
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a perspective view of the structure of FIG. 1 from another perspective;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 5 is a cross-sectional view taken along line C-C of FIG. 2;
FIG. 6 is a perspective view of the fixing frame structure of the right-angle beam splitter prism;
FIG. 7 is a perspective view of the structure of the top cover of the right-angle beam splitter prism;
FIG. 8 is a perspective view of the structure of FIG. 7 from another perspective;
FIG. 9 is a perspective view of the silicone gasket of FIG. 9;
fig. 10 is a perspective view of a right-angle beam splitting prism.
Detailed Description
Referring to fig. 1 to 10, the present invention provides a cage-type right-angle prism fixing frame, including:
the right-angle splitting prism fixing frame 1 is provided with a light through hole 10 which is vertically communicated and intersected with each other at the center of three mutually perpendicular planes of the fixing frame, and the front end of the light through hole is provided with a thread 11 (refer to fig. 1 and 6). Four through holes 6 perpendicular to the plane are respectively arranged on three mutually perpendicular planes, the three groups of through holes are vertically intersected, the connecting rod can pass through the through holes to slide back and forth, threaded holes 7 are formed in the six planes, the depth of corresponding threaded holes in the through holes reaches the through holes and passes through the central axis of the through holes, the number of the threaded holes is seventy two, the threaded holes are used for assembling hand screws, the adjusting frame fixing frame is fixed at the target position on the connecting rod (refer to figures 4, 5 and 6), a square counter bore 8 (refer to figure 6) is formed in the center of one plane and is used for placing a right-angle beam splitter prism 3 (refer to figures 1 and 3), quarter-opening threaded holes 9 (refer to figure 6) are formed in the four corners of the square counter bore and are used for locking a right-angle beam splitter prism top cover 2 (refer to figure 2), and therefore the right-angle beam splitter prism 3 is fixed in the square counter bore 8 of the right-angle beam splitter fixing frame 1 (refer to figure 1), Fig. 3).
The top cover 2 of the right-angle beam splitting prism is provided with a round counter bore 14 (see figure 7) and a through threaded hole 12 in the center, and four opposite corners of the top cover are respectively provided with a quarter-round table surface 13 (see figure 7).
And the right-angle beam splitter prism 10 is arranged in a square counter bore of the right-angle beam splitter prism fixing frame, and after the prism is pressed by the right-angle beam splitter prism top cover, the quarter round table top of the right-angle beam splitter prism top cover is pressed by four inner hexagonal jackscrews (refer to fig. 1, 2 and 3).
And a silicone gasket 4 which is arranged in a circular counter bore 14 of the right-angle beam splitter prism top cover 2 and is used for buffering the interaction between the right-angle beam splitter prism top cover and the right-angle beam splitter prism (refer to fig. 3 and 8).
And four inner hexagonal jackscrews 5, wherein the four inner hexagonal jackscrews 5 are assembled in threaded holes 9 at four corners of a square counter bore 8 of the right-angle splitting prism fixing frame 1 (see fig. 2 and 6).
Claims (3)
1. A cage type right-angle beam splitter prism fixing frame comprises:
a right-angle beam splitter prism mount, the shape is a cube, there are a light through hole that link up and intersect each other vertically in the center of three mutually perpendicular planes of the mount, and make the screw thread in the front end of the light through hole of five planes, there are four through holes perpendicular to plane on three mutually perpendicular planes separately, these three groups of through holes intersect vertically, the tie rod can pass the through hole and slip back and forth, there are threaded holes in two mutually perpendicular directions of each through hole, the corresponding threaded hole depth on the through hole has reached the through hole and passed the central axis of the through hole, the threaded hole is seventy two, the threaded hole is used for assembling the hand screw, fix the cage right-angle beam splitter prism mount in the goal position on the tie rod, there is a square counterbore on a surface of the right-angle beam splitter prism mount, there are quarter open-ended threaded holes on four angles of the square counterbore, the threaded hole is characterized in that the four inner hexagonal jackscrews can be used for jacking a quarter-round table top at four opposite angles of a top cover of the right-angle beam splitter prism, and the forward amounts of the four inner hexagonal jackscrews are adjusted to extrude a silica gel gasket sleeved in a round counter bore of the top cover of the right-angle beam splitter prism and between the right-angle beam splitter prisms, so that the right-angle beam splitter prism is locked and is not easy to damage;
the center of the top cover is provided with a circular counter bore and a through threaded hole, and the four diagonal positions of the top cover are respectively provided with a quarter-round table top;
the prism is arranged in a square counter bore of the right-angle beam splitter prism fixing frame and is pressed by a right-angle beam splitter prism top cover, and four inner hexagonal jackscrews are used for jacking a quarter-circle table top of the right-angle beam splitter prism top cover;
the silica gel gasket is arranged in the circular counter bore of the top cover of the right-angle beam splitter prism and is used for buffering the interaction between the top cover of the right-angle beam splitter prism and the right-angle beam splitter prism;
and the four inner hexagonal jackscrews are assembled in threaded holes in four corners of a square counter bore of the right-angle splitting prism fixing frame.
2. The cage-type right-angle beam splitter prism mount according to claim 1, wherein: the three mutually perpendicular planes of the right-angle beam splitting prism fixing frame (1) are respectively provided with four through holes (6), the three groups of through holes are vertically intersected, and the connecting rod can pass through the through holes to slide back and forth.
3. The cage-type right-angle beam splitter prism mount according to claim 1, wherein: have mesa (13) of four quadrants on right angle beam splitting prism top cap (2), withstand mesa (13) of quadrant through hexagonal jackscrew (5), drive right angle beam splitting prism top cap (2) toward the direction extrusion cover of right angle beam splitting prism in the circular counter sink of right angle beam splitting prism top cap and between the right angle beam splitting prism silicone gasket (4) to locking right angle beam splitting prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910438367.4A CN111983771B (en) | 2019-05-24 | 2019-05-24 | Cage type right-angle beam splitting prism fixing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910438367.4A CN111983771B (en) | 2019-05-24 | 2019-05-24 | Cage type right-angle beam splitting prism fixing frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111983771A CN111983771A (en) | 2020-11-24 |
| CN111983771B true CN111983771B (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910438367.4A Active CN111983771B (en) | 2019-05-24 | 2019-05-24 | Cage type right-angle beam splitting prism fixing frame |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114609738A (en) * | 2020-12-08 | 2022-06-10 | 北京科益虹源光电技术有限公司 | Optical path sealing device and assembling method thereof |
| CN113552683A (en) * | 2021-03-12 | 2021-10-26 | 锐光凯奇(镇江)光电科技有限公司 | Band-type brake cage type multi-shaft supporting seat |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5868485A (en) * | 1996-04-26 | 1999-02-09 | Seiko Epson Corporation | Projection type display device |
| JP2002318340A (en) * | 2001-04-20 | 2002-10-31 | Fujitsu General Ltd | Prism unit |
| CN101261352A (en) * | 2007-12-28 | 2008-09-10 | 上海微电子装备有限公司 | Optical element immobilizing structure |
| CN101498830A (en) * | 2009-02-19 | 2009-08-05 | 天津工程师范学院 | Pyramid prism fixing device and method |
| DE102013106417A1 (en) * | 2013-06-19 | 2014-12-24 | Jos. Schneider Optische Werke Gmbh | lens |
-
2019
- 2019-05-24 CN CN201910438367.4A patent/CN111983771B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5868485A (en) * | 1996-04-26 | 1999-02-09 | Seiko Epson Corporation | Projection type display device |
| JP2002318340A (en) * | 2001-04-20 | 2002-10-31 | Fujitsu General Ltd | Prism unit |
| CN101261352A (en) * | 2007-12-28 | 2008-09-10 | 上海微电子装备有限公司 | Optical element immobilizing structure |
| CN101498830A (en) * | 2009-02-19 | 2009-08-05 | 天津工程师范学院 | Pyramid prism fixing device and method |
| DE102013106417A1 (en) * | 2013-06-19 | 2014-12-24 | Jos. Schneider Optische Werke Gmbh | lens |
Non-Patent Citations (2)
| Title |
|---|
| 16 mm笼式立方体和棱镜安装座;thorlabs;《thorlabs产品-16 mm笼式立方体和棱镜安装座》;20070315;详细产品说明以及产品CAD图 * |
| thorlabs 16mm笼式立方;thorlabs;《thorlabs 16mm笼式立方》;20070315;Application Idea * |
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| CN111983771A (en) | 2020-11-24 |
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