CN205450420U - Pyramid prism's fixing device - Google Patents
Pyramid prism's fixing device Download PDFInfo
- Publication number
- CN205450420U CN205450420U CN201620252070.0U CN201620252070U CN205450420U CN 205450420 U CN205450420 U CN 205450420U CN 201620252070 U CN201620252070 U CN 201620252070U CN 205450420 U CN205450420 U CN 205450420U
- Authority
- CN
- China
- Prior art keywords
- prism
- compression axis
- corner cube
- contact piece
- fixing device
- 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.)
- Expired - Fee Related
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- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
Abstract
The utility model provides a pyramid prism's fixing device, includes location portion and compresses tightly the portion, the portion that compresses tightly is including the fixed station and wear to locate the pressing shaft on the fixed station, pressing shaft can be to the removal of stretching out and drawing back of location portion direction, pressing shaft is equipped with the butt piece towards the tip of location portion one end, be connected through the spring between butt piece and the pressing shaft. When pyramid prism go up from fixing device is dismantled before, pressing shaft need at first deviate from location portion one side and move, and since the spring at the in -process that restores, still there is pressure in it to the butt piece, the butt piece still can be to pyramid prism firmly like this. At this moment, the staff more steadily hold pyramid prism, with the another hand with the butt piece dial backward can, pyramid prism just can easily be taken off like this to greatly reduced the possibility that drops of pyramid prism.
Description
Technical field
This utility model relates to optical element manufacture field, particularly to the fixing device of a kind of prism of corner cube.
Background technology
Prism is the polyhedron that transparent material (such as glass, crystal etc.) is made.Optical instrument is applied the widest.Prism can be divided into several by its character and purposes.Such as, complex light being decomposed into " dispersing prism " of spectrum in spectral instrument, more common is equilateral prism；In the instrument such as periscope, binocular telescope, change the travel direction of light, thus adjust the title " total reflection prism " of its image space, the most all use corner cube prism；And prism of corner cube is a kind of glass elements being used as retroeflection, it injects irradiating light beam with three 90 ° of angular convolutions.
The process that prior art is processed at prism of corner cube, generally require and the edge of its plane of incidence is polished into circle, thus on the one hand can make prism of corner cube enhanced convenience installing when, on the other hand the light being radiated on the plane of incidence of prism of corner cube can also be enable sufficiently to be reflected.
And prism of corner cube needs to cool down by cutting fluid polishing when, prevent tool temperature too high and snap, and cause the damage of prism of corner cube or staff injured.In order to cutting fluid can be cast on prism of corner cube fully, so prism of corner cube is horizontally configured polishing when.But meanwhile, in prior art, the fixture for fixed angles cone prism is realized by the clamping of simple two ends, so dismantling prism of corner cube when, once staff holds prism of corner cube the most in time, and if fixture has unclamped, prism of corner cube will drop.
Utility model content
The purpose of this utility model is to provide the fixing device of a kind of prism of corner cube avoiding prism of corner cube to drop in unloading process.
Above-mentioned purpose of the present utility model has the technical scheme that the fixing device of a kind of prism of corner cube, including location division and compressed part, described compressed part includes fixed station and the compression axis being arranged on fixed station, described compression axis can carry out telescopic moving to direction, location division, described compression axis is provided with contact piece towards the end of one end, location division, is connected by spring between described contact piece and compression axis.
Before prism of corner cube is removed from fixing device, compression axis needs first to deviate from side, location division and moves, and owing to spring is during restoring, it there is also pressure to contact piece, and such contact piece is still able to prop up prism of corner cube.Now, staff the most steadily hold prism of corner cube, by another hands compression spring and contact piece is dialled backward, such prism of corner cube just can easily be removed, and greatly reduces the probability that prism of corner cube drops.
As preferably, described contact piece is provided with projection towards the one side of compression axis, and described projection is provided with the groove matched with spring, and described spring is arranged in described groove.
Owing to spring wears in a groove, so on the one hand spring can make bearing surface be kept into level, and does not drops, and the opposing party's aspect is also convenient for the replacing of staff, is conducive to improving the crudy of prism of corner cube.
As preferably, described contact piece is provided with polyurethane nonskid coating towards the one side of location division.
The setting of polyurethane nonskid coating which increases the frictional force between contact piece and prism of corner cube, such that it is able to reduce the probability that prism of corner cube drops dismounting when further.And polyurethane skid resistant course has the water-proof function of polyurethane itself, and contact piece so can play effective waterproof action, it is possible to reduce the degree that contact piece is corroded.
As preferably, the side face of described compression axis and fixed station are touched by threaded engagement, and described compression axis deviates from one end of contact piece and is provided with rocking handle.
Owing to being threaded connection between compression axis and fixed station, if so staff's shake rocking handle, compression axis towards triangle chuck or deviate from triangle chuck and move, thus just can will easily realize the fixing of prism of corner cube and dismounting, substantially increases the operating efficiency of staff.
As preferably, the surface of described compression axis is provided with ABS coating.
Owing to ABS coating has aging resistance and corrosion resistant effect, thus compression axis can be played the effect of being effectively protected by it, it is to avoid compression axis is caused corrosion by cutting fluid, thus substantially prolongs the service life of compression axis.
In sum, this utility model has the advantages that
1. spring is arranged between compression axis and contact piece, and the when that the most once compression axis retreating and unclamps, contact piece can also be played pressure effect by spring so that prism of corner cube will not drop easily；
2. it is provided with polyurethane nonskid coating in contact piece, so substantially increases the frictional force between contact piece and prism of corner cube, reduce further the probability that prism of corner cube drops；
3. the surface configuration of compression axis ABS coating, is so conducive to avoiding compression axis to be cut liquid and is corroded.
Accompanying drawing explanation
Fig. 1 is the structural representation one of the fixing device of prism of corner cube；
Fig. 2 is the structural representation two of the fixing device of prism of corner cube；
Fig. 3 is the Rotating fields figure of compression axis；
Fig. 4 is the Rotating fields figure of contact piece；
Fig. 5 is enlarged drawing at the A of Fig. 1.
In figure, 1, fixed station；2, compression axis；21, ABS coating；3, contact piece；31, projection；32, groove；33, polyurethane nonskid coating；4, spring；5, rocking handle.
Detailed description of the invention
Below in conjunction with accompanying drawing 1 to accompanying drawing 5, this utility model is described in further detail.
A kind of fixing device of prism of corner cube, including location division and compressed part, compressed part includes fixed station 1 and the compression axis 2 being arranged on fixed station 1, compression axis 2 can carry out telescopic moving to direction, location division, compression axis 2 is provided with contact piece 3 towards the end of one end, location division, is connected by spring 4 between contact piece 3 and compression axis 2.
Before prism of corner cube is removed from fixing device, compression axis 2 needs first to deviate from side, location division and moves, and owing to spring 4 is during restoring, it there is also pressure to contact piece 3, and such contact piece 3 is still able to prop up prism of corner cube.Now, staff the most steadily hold prism of corner cube, by another hands compression spring 4 and contact piece 3 is dialled backward, such prism of corner cube just can easily be removed, and greatly reduces the probability that prism of corner cube drops.
Contact piece 3 is provided with projection 31 towards the one side of compression axis 2, and projection 31 is provided with the groove 32 matched with spring 4, and spring 4 is arranged in described groove 32.
Owing to spring 4 is located in groove 32, so on the one hand spring 4 can make bearing surface be kept into level, and does not drops, and the opposing party's aspect is also convenient for the replacing of staff, is conducive to improving the crudy of prism of corner cube.
Contact piece 3 is provided with polyurethane nonskid coating 33 towards the one side of location division.Owing to the setting of polyurethane nonskid coating 33 which increases the frictional force between contact piece 3 and prism of corner cube, such that it is able to reduce the probability that prism of corner cube drops dismounting when further.And polyurethane skid resistant course has the water-proof function of polyurethane itself, so contact piece 3 can be played effective waterproof action, it is possible to reduce the degree that contact piece 3 is corroded.
Side face and the fixed station 1 of compression axis 2 are touched by threaded engagement, and compression axis 2 deviates from one end of contact piece and is provided with rocking handle 5.
Owing to being threaded connection between compression axis 2 and fixed station 1, if so staff's shake rocking handle 5, compression axis 2 will be towards triangle chuck or deviate from triangle chuck and move, thus just can easily realize the fixing of prism of corner cube and dismounting, substantially increase the operating efficiency of staff.
The surface of compression axis 2 is provided with ABS coating 21.
Owing to ABS coating 21 has aging resistance and corrosion resistant effect, thus compression axis 2 can be played the effect of being effectively protected by it, it is to avoid compression axis 2 is caused corrosion by cutting fluid, thus substantially prolongs the service life of compression axis 2.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in right of the present utility model.
Claims (5)
1. the fixing device of a prism of corner cube, including location division and compressed part, it is characterized in that: described compressed part includes fixed station (1) and the compression axis (2) being arranged on fixed station (1), described compression axis (2) can carry out telescopic moving to direction, location division, described compression axis (2) is provided with contact piece (3) towards the end of one end, location division, is connected by spring (4) between described contact piece (3) and compression axis (2).
The fixing device of prism of corner cube the most according to claim 1, it is characterized in that: described contact piece (3) is provided with projection (31) towards the one side of compression axis (2), described projection (31) is provided with the groove (32) matched with spring (4), and described spring (4) is arranged in described groove (32).
The fixing device of prism of corner cube the most according to claim 1 and 2, it is characterised in that: described contact piece (3) is provided with polyurethane nonskid coating (33) towards the one side of location division.
The fixing device of prism of corner cube the most according to claim 1, it is characterised in that: the side face of described compression axis (2) and fixed station (1) are touched by threaded engagement, and described compression axis (2) deviates from one end of contact piece and is provided with rocking handle (5).
The fixing device of prism of corner cube the most according to claim 4, it is characterised in that: the surface of described compression axis (2) is provided with ABS coating (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252070.0U CN205450420U (en) | 2016-03-29 | 2016-03-29 | Pyramid prism's fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252070.0U CN205450420U (en) | 2016-03-29 | 2016-03-29 | Pyramid prism's fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205450420U true CN205450420U (en) | 2016-08-10 |
Family
ID=56608154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620252070.0U Expired - Fee Related CN205450420U (en) | 2016-03-29 | 2016-03-29 | Pyramid prism's fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205450420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991753A (en) * | 2017-11-22 | 2018-05-04 | 北京鼎臣世纪超导科技有限公司 | A kind of fixture for prism plated film |
| CN109501481A (en) * | 2019-01-07 | 2019-03-22 | 安徽华菱汽车有限公司 | A kind of connecting rod hold-down mechanism |
-
2016
- 2016-03-29 CN CN201620252070.0U patent/CN205450420U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991753A (en) * | 2017-11-22 | 2018-05-04 | 北京鼎臣世纪超导科技有限公司 | A kind of fixture for prism plated film |
| CN107991753B (en) * | 2017-11-22 | 2020-09-29 | 北京鼎臣世纪超导科技有限公司 | Clamp for prism coating |
| CN109501481A (en) * | 2019-01-07 | 2019-03-22 | 安徽华菱汽车有限公司 | A kind of connecting rod hold-down mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20180329 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |