CN107526150A - Vitreum, corner cube and its production assembly method - Google Patents
Vitreum, corner cube and its production assembly method Download PDFInfo
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- CN107526150A CN107526150A CN201710969980.XA CN201710969980A CN107526150A CN 107526150 A CN107526150 A CN 107526150A CN 201710969980 A CN201710969980 A CN 201710969980A CN 107526150 A CN107526150 A CN 107526150A
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- plane
- reflector
- vitreum
- corner cube
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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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Abstract
The present invention provides a kind of low cost and high-precision vitreum and the corner cube that is made up of the vitreum.Vitreum, first plane intersects with the second plane, the 3rd plane, cambered surface, fourth plane intersects with the second plane, the 3rd plane, cambered surface, second plane is vertical with fourth plane, 3rd plane is vertical with fourth plane, the angle of first plane and the second plane is 135 degree, the angle of first plane and the 3rd plane is 135 degree, the common edge of first plane and the second plane is 90 degree with the angle α of the first plane and the common edge of the 3rd plane, and common edge and the angle β of the 3rd plane and the common edge of fourth plane of the second plane and fourth plane are 120 degree.The corner cube of the present invention is assembled using a kind of optical element, and batch production is beneficial on the premise of precision is ensured, and without adjusting repeatedly during production, precision can be ensured in place by assembling.
Description
Technical field
The present invention relates to a kind of reflective optical system, more particularly to a kind of corner cube being used cooperatively with optical gauge
And its production assembly method.
Background technology
The prism being used cooperatively at present with optical gauge (such as total powerstation) is prism of corner cube mostly, is pacified inside prism
Equipped with glass pyramid, the distance measuring laser beams sent for reflection measuring Instrument, distance measuring light beam run into after prism can with parallel to
The multipath tolerant of incident light is returned in measuring instrument, according between the propagation time of light or phase difference calculating measuring instrument and prism
Distance.Because prism of corner cube is solid vitreum, distance measuring light beam can be changed back and forth in air and glass both media, and
With light reflection and refraction phenomena such as, measurement accuracy can be caused low, returning to the luminous intensity of measuring instrument reduces so as to dropping
The ranging of low measuring instrument, at the same can also due to the volume of the glass pyramid in prism of corner cube, thickness, material it is inconsistent,
Cause itself constant error.
In addition, it is corner cube to also have a kind of prism at present, there are three orthogonal reflectings surface, ranging light inside prism
Beam reflects back into measuring instrument in a kind of this medium in air by three orthogonal faces, halfway the reflection without glass and folding
Process is penetrated, range laser energy is not decayed by prism, simultaneously because the constant of corner cube and prism volume size are not related,
Also itself constant error caused by glass and air refraction are inconsistent is not present.Corner cube is mainly used in needing height
The field of industrial measurement of precision, single price members up to ten thousand even tens of thousands of members, high price block the product in survey field
A large amount of uses.
The main reason for corner cube price is high is that the high-precision glass corner of manufacture is extremely difficult, yields is low, at present
Carry out bonding assembly using 3 sheet glass mostly and be adjusted in place and form repeatedly, as Application No. 201220338247.0,
200910062015.X, 201610540905.7 Chinese patent application；There is a reason to be in addition, by glass corner
Reflection kernel point is accurately installed to spherical shell or physical centre's point of other spherical shells is extremely difficult.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of low cost and high-precision vitreum and by the glass
The corner cube that body is formed.
The present invention also provides a kind of production assembly method of above-mentioned corner cube.
The technical proposal for solving the technical problem of the invention is：Vitreum, by the first plane, the second plane, the 3rd
Plane, fourth plane and cambered surface form obturator, wherein, first plane intersects with the second plane, the 3rd plane, cambered surface,
The fourth plane intersects with the second plane, the 3rd plane, cambered surface, and second plane is vertical with fourth plane, and the described 3rd
Plane is vertical with fourth plane, and the angle of first plane and the second plane is 135 degree, first plane and the 3rd plane
Angle be 135 degree, the folder of the common edge of first plane and the second plane and the first plane and the common edge of the 3rd plane
Angle α is 90 degree, and the angle β of the common edge and the 3rd plane and the common edge of fourth plane of second plane and fourth plane is
120 degree.
Further, the arc radius of the fourth plane is equal to the public edge lengths of the second plane and fourth plane, and
The public edge lengths of second plane and fourth plane are equal to the public edge lengths of the 3rd plane and fourth plane.
Further, first plane and fourth plane respectively constitute top surface and the bottom surface of vitreum, and described second is flat
Face, the 3rd plane and cambered surface form the closed side of vitreum.
Corner cube, combined using three above-mentioned vitreums.
Further, including spherical shell and the reflector formed is combined by three vitreums, wherein, the second of each vitreum
Plane and the 3rd plane are combinatorial surface, and the reflecting surface of the reflector after combination is made up of the first plane of three vitreums, three
Three fourth planes of vitreum form the bottom surface of reflector, and three cambered surfaces of three vitreums form 360 degree of the face of cylinder.
Further, after combination, the first plane of each vitreum is mutually hung down with the first plane of adjacent vitreum
Directly.
The production assembly method of corner cube, first according to the diameter and spherical shell of the reflector after combination, process a metal
Cylindrical sleeve, it accurate can be loaded reflector, and can coordinates with spherical shell to be installed, and makes reflection kernel and the spherical shell center of reflector
Overlap；Then by three vitreums assembly to round metal column sleeve, the reflector bottom surface after assembly well and round metal column sleeve are ensured
Bottom surface is closely connected, and the reflector face of cylinder and metal cylinder jacket wall are closely connected；The metal cylinder for being provided with reflector is set with into spherical shell again
In.
The production assembly method of corner cube, a cylindrical cavity supporting with reflector, reflection are processed in spherical shell
The bottom surface of body and cylindrical cavity bottom surface are closely connected, and the reflector face of cylinder and cylindrical empty cavity wall are closely connected, and according in reflector
Heart geometric position sets the depth of cavity, reflector is ensured the reflection kernel and spherical shell center weight of reflector after being installed in place
Close.
The beneficial effects of the invention are as follows：The corner cube of the present invention is assembled using a kind of optical element, is ensureing precision
On the premise of be beneficial to batch production；Do not have to adjust repeatedly when manufacturing corner cube, assembling can ensure precision in place, reduce
Technical requirements to assembling link, so as to the control beneficial to overall cost.
Brief description of the drawings
Fig. 1 is the front view of the vitreum of the present invention.
Fig. 2 is Fig. 1 top view.
Fig. 3 is Fig. 1 upward view.
Fig. 4 is Fig. 1 left view.
Fig. 5 is Fig. 1 right view.
Fig. 6 is Fig. 1 rearview.
Fig. 7 is that three vitreums of the present invention combine the stereogram for the reflector to be formed.
Fig. 8 is the stereogram in Fig. 7 another direction.
Fig. 9 is the front view of the corner cube of the present invention.
Figure 10 is Fig. 9 sectional view.
Figure 11 is Fig. 9 right view.
Figure 12 is the stereogram of the corner cube of the present invention.
Figure 13 is the stereogram in another direction of the corner cube of the present invention.
Embodiment
As shown in figures 1 to 6, vitreum of the invention is by the first plane 1, the second plane 2, the 3rd plane 3, the and of fourth plane 4
Cambered surface 5 forms obturator, wherein, the first plane 1 intersects with the second plane 2, the 3rd plane 3, cambered surface 5 respectively, and fourth plane 4 is divided
Do not intersect with the second plane 2, the 3rd plane 3, cambered surface 5, the first plane 1 and fourth plane 4 respectively constitute vitreum top surface and
Bottom surface, the second plane 2, the 3rd plane 3 and cambered surface 5 form the closed side of vitreum.Second plane 2 is vertical with fourth plane 4,
3rd plane 3 is vertical with fourth plane 4, and the angle of the first plane 1 and the second plane 2 is 135 degree, the first plane 1 and the 3rd flat
The angle in face 3 is 135 degree, common edge and the common edge of the first plane 1 and the 3rd plane 3 of the first plane 1 and the second plane 2
Angle α is 90 degree, as shown in figure 1, the common edge of the second plane 2 and fourth plane 4 and the 3rd plane 3 and the public affairs of fourth plane 4
The angle β on side is 120 degree altogether, as shown in figure 5, i.e. fourth plane 4 is one 120 degree of sector.
The arc radius of above-mentioned fourth plane 4 is equal to the public edge lengths of the second plane 2 and fourth plane 4, meanwhile, second
The public edge lengths of plane 2 and fourth plane 4 are equal to the public edge lengths of the 3rd plane 3 and fourth plane 4.
There is a chamfering 7, it is therefore an objective to beneficial to assembling, be not easy to hinder hand or avoid causing glass in assembling in above-mentioned cambered surface 5
Glass body is damaged.
The corner cube of the present invention is combined using three above-mentioned vitreums, specifically, including spherical shell 6 and by three glass
Glass body combines the cylindrical structural body to be formed (i.e.：Reflector), as illustrated in figures 7 to 13, wherein, the second plane 2 of each vitreum
Be combinatorial surface (sticking veneer) with the 3rd plane 3, the reflecting surface of the reflector after combination by three vitreums the structure of the first plane 1
Into, and 90 degree of angles each other two-by-two between three the first planes 1.Three fourth planes 4 of three vitreums form reflector
Bottom surface, three cambered surfaces 5 of three vitreums form 360 degree of the face of cylinder.Because having two sides in the first plane 1 of each vitreum
It is orthogonal, therefore after combination, the first plane 1 of each vitreum and the first plane 1 of adjacent vitreum are mutual
Vertically.
The production assembly method of the corner cube of the present invention has two kinds, and a kind of method is：First according to the reflector after combination
Diameter and spherical shell 6, process a round metal column sleeve, it accurate can be loaded reflector, and can coordinates with spherical shell 6 to be installed,
Make the reflection kernel and the center superposition of spherical shell 6 of reflector；Three vitreums assembly are arrived in round metal column sleeve, after ensureing that assembly is good
Reflector bottom surface and round metal column sleeve bottom surface it is closely connected, the reflector face of cylinder and metal cylinder jacket wall are closely connected；It will be provided with again anti-
The metal cylinder of beam is set with spherical shell 6, need to consider to be assemblied in round metal column sleeve when designing round metal column sleeve size
Reflector reflection kernel and the physical dimension relation of spherical shell 6, it is ensured that with screw or other means by the round metal equipped with reflector
When column sleeve is fixed in spherical shell 6, reflection kernel and the spherical shell center of reflector are in same position.
Also one kind, which produces assembly method, is：One cylindrical cavity supporting with reflector of processing directly in spherical shell 6,
The bottom surface of reflector and cylindrical cavity bottom surface are closely connected, and the reflector face of cylinder and cylindrical empty cavity wall are closely connected, and according to reflector
Center geometric position the depth of cavity is set, reflector is ensured after being installed in place in reflection kernel and the spherical shell 6 of reflector
The heart overlaps.
The present invention recycles three vitreums of identical to be assembled, shape by first producing a kind of optical body part
Into the reflector of corner cube, the form for being first assembled into component can be used, then component is assembled in spherical shell 6 and formed finally
Corner cube, it can also be directly assembled to form corner cube in spherical shell 6.Two kinds of assembling schemes are control machining accuracies, are dropped
Low assembly difficulty, so as to reduce production cost and improve yield rate.
Claims (8)
1. vitreum, it is characterised in that：By the first plane (1), the second plane (2), the 3rd plane (3), fourth plane (4) and arc
Face (5) forms obturator, wherein, first plane (1) is intersected with the second plane (2), the 3rd plane (3), cambered surface (5), institute
State fourth plane (4) with the second plane (2), the 3rd plane (3), cambered surface (5) to intersect, second plane (2) and fourth plane
(4) vertically, the 3rd plane (3) is vertical with fourth plane (4), and first plane (1) and the angle of the second plane (2) are
135 degree, first plane (1) and the angle of the 3rd plane (3) are 135 degree, first plane (1) and the second plane (2)
Common edge and the first plane (1) and the angle α of common edge of the 3rd plane (3) be 90 degree, second plane (2) and the 4th
The common edge of plane (4) is 120 degree with the angle β of the 3rd plane (3) and the common edge of fourth plane (4).
2. vitreum as claimed in claim 1, it is characterised in that：It is flat that the arc radius of the fourth plane (4) is equal to second
Face (2) and the public edge lengths of fourth plane (4), and the public edge lengths of the second plane (2) and fourth plane (4) are equal to the 3rd
The public edge lengths of plane (3) and fourth plane (4).
3. vitreum as claimed in claim 1, it is characterised in that：First plane (1) and fourth plane (4) respectively constitute
The top surface of vitreum and bottom surface, second plane (2), the 3rd plane (3) and cambered surface (5) form the closed side of vitreum.
4. corner cube, it is characterised in that：Combined using vitreum described in three claims 1.
5. corner cube as claimed in claim 4, it is characterised in that：Formed including spherical shell (6) and being combined by three vitreums
Reflector, wherein, the second plane (2) and the 3rd plane (3) of each vitreum are combinatorial surface, the reflector after combination it is anti-
Penetrate face to be made up of the first plane (1) of three vitreums, three fourth planes (4) of three vitreums form the bottom of reflector
Face, three cambered surfaces (5) of three vitreums form 360 degree of the face of cylinder.
6. the corner cube as described in claim 4 or 5, it is characterised in that：After combination, the first plane (1) of each vitreum
The first plane (1) all with adjacent vitreum is mutually perpendicular to.
7. the production assembly method of corner cube, it is characterised in that：First diameter and spherical shell (6) according to the reflector after combination,
A round metal column sleeve is processed, it accurate can be loaded reflector, and can coordinates with spherical shell (6) to be installed, and makes the anti-of reflector
Hit the heart and spherical shell (6) center superposition；Then by three vitreums assembly to round metal column sleeve, the reflection after assembly well is ensured
Body bottom surface and round metal column sleeve bottom surface are closely connected, and the reflector face of cylinder and metal cylinder jacket wall are closely connected；Reflector will be installed again
Metal cylinder is set with spherical shell (6).
8. the production assembly method of corner cube, it is characterised in that：One cylinder supporting with reflector of processing in spherical shell (6)
Shape cavity, the bottom surface and cylindrical cavity bottom surface of reflector are closely connected, and the reflector face of cylinder and cylindrical empty cavity wall are closely connected, and according to
The center geometric position of reflector sets the depth of cavity, reflector is ensured the reflection kernel and ball of reflector after being installed in place
Shell (6) center superposition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710969980.XA CN107526150B (en) | 2017-10-18 | 2017-10-18 | Glass body, corner cube and production and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710969980.XA CN107526150B (en) | 2017-10-18 | 2017-10-18 | Glass body, corner cube and production and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107526150A true CN107526150A (en) | 2017-12-29 |
| CN107526150B CN107526150B (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710969980.XA Active CN107526150B (en) | 2017-10-18 | 2017-10-18 | Glass body, corner cube and production and assembly method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9414634U1 (en) * | 1994-09-09 | 1996-01-18 | Technoglas Neuhaus Gmbh | Optics module with optional adjustment, especially retroreflector |
| JP2008079689A (en) * | 2006-09-26 | 2008-04-10 | Citizen Holdings Co Ltd | Pulse wave detection sensor |
| JP2009204557A (en) * | 2008-02-29 | 2009-09-10 | Topcon Corp | Omnibearing reflector device |
| CN101598825A (en) * | 2009-05-08 | 2009-12-09 | 中国地震局地震研究所 | The high precision hollow prism reflector device |
| CN201359652Y (en) * | 2009-03-02 | 2009-12-09 | 天津工程师范学院 | Cube-corner prism fixing device |
| CN202351439U (en) * | 2011-11-21 | 2012-07-25 | 苏州华帝光学科技有限公司 | High precision pyramid prism |
| CN207249221U (en) * | 2017-10-18 | 2018-04-17 | 四川捷联芯创科技有限公司 | Vitreum and corner cube |
-
2017
- 2017-10-18 CN CN201710969980.XA patent/CN107526150B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9414634U1 (en) * | 1994-09-09 | 1996-01-18 | Technoglas Neuhaus Gmbh | Optics module with optional adjustment, especially retroreflector |
| JP2008079689A (en) * | 2006-09-26 | 2008-04-10 | Citizen Holdings Co Ltd | Pulse wave detection sensor |
| JP2009204557A (en) * | 2008-02-29 | 2009-09-10 | Topcon Corp | Omnibearing reflector device |
| CN201359652Y (en) * | 2009-03-02 | 2009-12-09 | 天津工程师范学院 | Cube-corner prism fixing device |
| CN101598825A (en) * | 2009-05-08 | 2009-12-09 | 中国地震局地震研究所 | The high precision hollow prism reflector device |
| CN202351439U (en) * | 2011-11-21 | 2012-07-25 | 苏州华帝光学科技有限公司 | High precision pyramid prism |
| CN207249221U (en) * | 2017-10-18 | 2018-04-17 | 四川捷联芯创科技有限公司 | Vitreum and corner cube |
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| Publication number | Publication date |
|---|---|
| CN107526150B (en) | 2023-09-29 |
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