CN217112845U - Two-dimensional mirror bracket for mounting and adjusting optical lens - Google Patents
Two-dimensional mirror bracket for mounting and adjusting optical lens Download PDFInfo
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- CN217112845U CN217112845U CN202220953922.4U CN202220953922U CN217112845U CN 217112845 U CN217112845 U CN 217112845U CN 202220953922 U CN202220953922 U CN 202220953922U CN 217112845 U CN217112845 U CN 217112845U
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- end cover
- base
- end cap
- pressing ring
- central
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Abstract
The invention discloses a two-dimensional spectacle frame for mounting and adjusting optical lenses, which comprises a base, end covers, a central sliding block and a bracket, wherein the end covers comprise an upper end cover, a lower end cover, a left end cover, a right end cover and a pressing ring end cover. The base is respectively connected with the left end cover and the right end cover through the locking assembly; the lens is installed on the clamping ring end cover, the side face of the lens is fixed through the fastening screw, and the clamping ring compresses the lens tightly. The central slider is connected with the pressing ring end cover and the base through X, Y direction guide rails consisting of a thick polished rod, a thin polished rod and balls; the lens can translate in the x and y directions through the rotation of the balls between the slide block and the end cover. The invention can firmly lock the position of the optical lens while realizing the continuous translation of the position, so that the optical lens can bear the acceleration and deceleration impact for a long time without generating position errors.
Description
Technical Field
The utility model belongs to the technical field of accurate optical machinery, specifically speaking relates to a two dimension mirror holder that is used for optical lens piece installation and adjustment.
Background
The optical frame is used for supporting and fixing optical components and is widely applied to optical experiments and device research and development. The optical path collimation and the device stability of the system are largely determined by the stability of the optical components. A large number of engineering experiments show that after bearing the impact of repeated acceleration and deceleration for a long time, the optical-mechanical assembly is easy to have the problems of precision misalignment and structural instability, and further the collimation of an optical path is influenced. The optical frame generally requires position adjustment to meet the requirement of position accuracy of an optical element, however, a common optical adjusting frame in the market is designed for a static optical experiment on an optical platform, and influence of factors such as vibration is not considered in particular, so that the impact resistance is poor.
Disclosure of Invention
In order to solve the above problems, a two-dimensional frame for mounting and adjusting an optical lens is proposed. In order to achieve the purpose, the invention provides the following technical scheme: the invention provides a two-dimensional spectacle frame for mounting and adjusting optical lenses, which comprises: a base, an end cap and a central slider; the end covers comprise an upper end cover, a lower end cover, a left end cover, a right end cover and a pressing ring end cover;
the base is connected with the left end cover and the right end cover through the locking assembly respectively;
the pressing ring end cover is provided with a pressing ring, and the lens is arranged on the pressing ring end cover and is connected with the upper end cover and the lower end cover through the locking assembly;
the central slider is connected with the pressing ring end cover and the base through X, Y direction guide rails consisting of a thick polished rod, a thin polished rod and balls; the central sliding block, the upper end cover, the lower end cover, the left end cover and the right end cover limit the rolling stroke of the ball; the ball rolls between two parallel thin polished rods with equal length, a brass retainer is arranged between the two thin polished rods, a plurality of round holes are formed in the brass retainer, and the ball is arranged in the round hole of the brass retainer between the two thin polished rods.
Furthermore, the side face of the lens is fixed through a fastening screw, and the lens is pressed tightly through a pressing ring arranged on a pressing ring end cover.
Furthermore, a groove is formed in the pressing ring end cover, and the two rows of thin polish rods are respectively embedded in the grooves of the central slider and the pressing ring end cover.
Furthermore, the clamping ring end cover and the base are respectively provided with a set screw for pressing the thick polish rod and adjusting the gap between the clamping ring end cover and the central slide block and the gap between the base and the central slide block.
Furthermore, the upper end cover, the lower end cover and the pressing ring end cover are connected through cylindrical pins, and the left end cover, the right end cover and the base are connected through cylindrical pins.
Furthermore, a cylindrical pin is arranged at the top of the central sliding block and used for preventing the thin polished rod from sliding out; the central slider is matched with the pressing ring end cover and the base, and the thick polish rod is pressed by the fastening screw to prevent vibration.
Furthermore, the upper end cover and the left end cover are both provided with a threaded bushing and a hexagonal regulator; and the threaded bushing and the hexagonal regulator are matched with the locking screw which connects the upper end cover, the left end cover and the central sliding block to fix the position of the pressing ring end cover.
Furthermore, a hard flat-head cylindrical pin is arranged on a stress point of the central sliding block, which is in contact with the hexagonal regulator.
Furthermore, a locking nut is arranged on the hexagonal adjuster and used for locking the hexagonal adjuster after the hexagonal adjuster is installed and adjusted, and the hexagonal adjuster is prevented from loosening during high-speed movement.
Furthermore, springs are arranged on the upper end cover and the left end cover, and the springs are connected with the central sliding block, so that the central sliding block can smoothly slide when the position of the pressing ring end cover is adjusted.
The invention has the beneficial effects that: the two-dimensional spectacle frame for mounting and adjusting the optical lenses provided by the invention can realize the stability of lens positions and angles in the environment of bearing impact for a long time by locking the locking nut and interlocking double anti-loosening design of the hexagonal regulator and the locking screw. The invention can firmly lock the position of the optical lens while realizing the continuous translation of the position, so that the optical lens can bear the acceleration and deceleration impact for a long time without generating position errors. The XY-direction guide rail formed by the polished rod, the balls and the grooves has the advantages of large stroke, good rigidity and low cost, and the orthogonality and the linearity of the XY two shafts in adjustment are guaranteed while the adjustment is convenient.
Drawings
FIG. 1 is a diagram of the application of the present invention in a practical use scenario;
FIG. 2 is an exploded view of the structure of the present invention;
in the drawings: 1-lens bracket, 2-guide rail, 3-guide rail slide block, 4-connector, 5-light blocking sheet, 6-photoelectric sensor, 7-lead screw nut, 8-lead screw front support, 9-lead screw, 10-lead screw rear support, 11-coupler, 12-motor support, 13-motor, 14-hexagonal regulator, 15-locking nut, 16-upper end cover, 17-thread bush, 18-cylindrical pin, 19-right end cover, 20-first fastening screw, 21-pressing ring end cover, 22-pressing ring, 23-second fastening screw, 24-brass retainer, 25-ball, 2601-thick polish rod, 2602-thin polish rod 27-lower end cover, 28-center slide block, 29-locking screw, 30-screw, 31-base, 32-left end cap, 33-third set screw.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following description is made clearly and completely with reference to the accompanying drawings of the present invention, and other similar embodiments obtained by those skilled in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application.
In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.
The optical frame and the acquisition method provided by the embodiment of the invention will be described in detail below.
Fig. 1 shows the structure of an application scenario for implementing the present invention. As shown in fig. 1, an optical two-dimensional frame according to an embodiment of the present invention is used for a zoom lens moving at a high speed under the control of a motor, and includes: the device comprises a mirror bracket 1, a guide rail 2, a guide rail slide block 3, a connector 4, a light blocking sheet 5, a photoelectric sensor 6, a screw rod nut 7, a screw rod front support 8, a screw rod 9, a screw rod rear support 10, a coupler 11, a motor support 12 and a motor 13. The mirror holder 1 is connected with a guide rail slider 3 and slides on a guide rail 2 through the guide rail slider 3. Specifically, the base 31 of the frame 1 is fixed to the rail block 3 by a third set screw 33. The spectacle frame 1 is connected with a feed screw nut 7 through a connector 4. The motor 13 rotates to drive the screw rod 9 to rotate, so that the screw rod nut 7 moves back and forth along the screw rod 9, and the mirror bracket 1 is driven to move back and forth on the guide rail 2. The side of the connector 4 is provided with a light blocking sheet 5 and a photosensor 6. And a screw rod front support 8 and a screw rod rear support 10 are respectively arranged at two ends of the screw rod 9. The screw rod rear support 10 is connected with a motor 13 through a coupler 11 and a motor support 12.
As shown in fig. 2, the two-dimensional frame for mounting and adjusting optical lenses according to the present invention comprises an upper end cap 16, a right end cap 19, a clamping ring end cap 21, a lower end cap 27, a central slider 28, a base 31 and a left end cap 32. The base 31 is connected with the left end cover 32 and the right end cover 19 through locking assemblies. The lens is arranged on the pressing ring end cover 27, the side surface of the lens is fixed through the first set screw 20, and then the lens is pressed tightly through the pressing ring 22. The center slider 28 is connected to the retainer end cap 21 and the base 31 via an X, Y-direction guide rail constituted by a thick rod 2601, a thin rod 2602, and balls 25, and regulates the rolling stroke of the balls with respect to the upper end cap 16, the lower end cap 27, the left end cap 32, and the right end cap 19. The method specifically comprises the following steps: the left side and the right side of the clamping ring end cover 21 are respectively provided with a groove matched with the thin polish rod 2602, the upper side and the lower side of the inner side of the base 31 are respectively provided with a groove matched with the thin polish rod 2602, the periphery of the central sliding block is also provided with a groove matched with the thin polish rod 2602, and the central sliding block 28 is respectively fixed with the clamping ring end cover 21 and the base through the interference fit of the two parallel thin polish rods 2602 and the grooves. Wherein, a thick polished rod is arranged above the two parallel thin polished rods on the upper side of the inner side of the base 31, and the thick polished rod 2601 is pressed to prevent vibration by passing through the upper side of the base 31 through the second set screw 23. The left side of the inner side of the pressing ring end cover 21 and the left sides of the two parallel thin polish rods are provided with a thick polish rod, and the thick polish rod is pressed to prevent vibration by penetrating through the base pressing ring end cover through a set screw. The upper end cover 16, the lower end cover 27, the left end cover 32 and the right end cover 19 limit the rolling stroke of the ball 25; wherein the balls 25 roll between two parallel rows of thin rods 2602, the balls 25 are placed in the circular holes of the brass retainer 24 between the two rows of thin rods 2602, and the two rows of thin rods 2602 are respectively embedded in the grooves of the central slider 28 and the clamping ring end cap 21. The upper end cover 16, the lower end cover 27 and the clamping ring end cover 21 are connected through cylindrical pins, and the left end cover 32, the right end cover 19 and the base 31 are connected through cylindrical pins to prevent vibration. And a hard flat-head cylindrical pin is arranged on a stress point of the central sliding block, which is in contact with the hexagonal regulator, so that the rigidity is improved.
The apex of the central slider 28 is fitted with a cylindrical pin 18 to prevent the thin rod 2062 from slipping. The upper end cover 30 and the left end cover 32 are both provided with a threaded bushing 17 and a hexagonal adjuster 14, the upper end cover 16 and the left end cover 32 are connected in a matched mode through the threaded bushing 17, and the position of the clamping ring end cover 21 is fixed through a locking screw 29 of the central sliding block 28. The stress point on the central slider 28, which is in contact with the hexagonal adjuster 14, is provided with a cylindrical pin to prevent the hexagonal adjuster 14 from pressing out the central slider 28 made of aluminum alloy during locking. The hexagonal adjuster 14 is provided with a locking nut 15 for locking the hexagonal adjuster 14 after the adjustment is completed to prevent the hexagonal adjuster 14 from loosening during high-speed movement. The upper end cover 16 and the left end cover 32 are provided with springs connected to the central slider 28 so that the central slider 28 can smoothly slide when the position of the clamping ring end cover 21 is adjusted.
Meanwhile, the upper end cover 16, the right end cover 19, the pressing ring end cover 21, the lower end cover 27, the central slider 28, the base 31 and the left end cover 32 are all subjected to blackening treatment.
The base 31 is a base of the optical frame and can be connected to the slider by means of screw fastening, and the fastening screw 32 is used to press the reference surface of the slider against the base.
The base 31 is provided with a mounting screw hole which can be connected with the connecting piece 4 through a screw and is finally connected and fixed with the screw rod nut 7, and the processing size of the connecting piece can be only modified according to different application scenes so as to meet more requirements.
The two-dimensional frame for mounting and adjusting the optical lens can be continuously adjusted in the x direction and the y direction, and the lens can translate in the x direction and the y direction through the rotation of the ball between the sliding block and the end cover. The method comprises the following steps:
s1: screwing out the pressing ring 21, unscrewing the second fastening screw 23, loading the lens, screwing the second fastening screw 23, and screwing the pressing ring 21 until the lens is screwed tightly;
s2: the set screw 21 is unscrewed, the first set nut 20 is unscrewed, the hexagonal adjuster 14 is rotated, the first set nut 20 is screwed, and the second set screw 23 is screwed.
The present invention has been described in detail, and it should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Claims (10)
1. A two-dimensional frame for optical lens mounting and adjustment, comprising: a base, an end cap and a central slider; the end covers comprise an upper end cover, a lower end cover, a left end cover, a right end cover and a pressing ring end cover;
the base is connected with the left end cover and the right end cover through the locking assembly respectively;
the pressing ring end cover is provided with a pressing ring, and the lens is arranged on the pressing ring end cover and is connected with the upper end cover and the lower end cover through the locking assembly;
the central slider is connected with the pressing ring end cover and the base through X, Y direction guide rails consisting of a thick polished rod, a thin polished rod and balls; the central sliding block, the upper end cover, the lower end cover, the left end cover and the right end cover limit the rolling stroke of the ball; the ball rolls between two parallel thin polished rods with equal length, a brass retainer is arranged between the two thin polished rods, a plurality of round holes are formed in the brass retainer, and the ball is arranged in the round hole of the brass retainer between the two thin polished rods.
2. A two dimensional frame for optical lens mounting and adjustment according to claim 1, wherein the lens is held laterally by a set screw and is compressed by a compression ring provided on a compression ring end cap.
3. A two-dimensional frame for mounting and adjusting optical lenses according to claim 1, wherein the clamping ring end cap has a groove therein, and the two rows of thin polished rods are respectively embedded in the grooves of the central slider and the clamping ring end cap.
4. A two-dimensional frame for holding and adjusting optical lenses according to claim 1, wherein the clamping ring end cap and the base are respectively provided with a set screw for pressing the thick polish rod and adjusting the gap between the clamping ring end cap and the central slide block and the gap between the base and the central slide block.
5. A two-dimensional frame for mounting and adjusting optical lenses according to claim 1, wherein the upper end cap, the lower end cap and the pressing ring end cap are connected by cylindrical pins, and the left end cap, the right end cap and the base are connected by cylindrical pins.
6. A two-dimensional frame for optical lens mounting and adjustment according to claim 1, wherein the top of the central slider is fitted with a cylindrical pin for preventing the thin light rod from slipping out; the central slider is matched with the pressing ring end cover and the base, and the thick polish rod is pressed by the fastening screw to prevent vibration.
7. The two dimensional frame for optical lens mounting and adjustment according to claim 1, wherein said top and left end caps are fitted with threaded bushings, hex adjusters; and the threaded bushing and the hexagonal regulator are matched with the locking screw which connects the upper end cover, the left end cover and the central sliding block to fix the position of the pressing ring end cover.
8. A two-dimensional frame for optical lens mounting and adjustment according to claim 7, wherein the force point of the central slider in contact with the hexagonal actuator is provided with a hard flat head cylindrical pin.
9. A two-dimensional frame for mounting and adjusting optical lenses according to claim 7, wherein the hexagonal adjuster is provided with a locking nut for locking the hexagonal adjuster after the adjustment is completed, thereby preventing the hexagonal adjuster from loosening during high-speed movement.
10. A two-dimensional frame for holding and adjusting optical lenses according to claim 1, wherein the upper and left end caps are each provided with a spring, and the springs are connected to the central slider so that the central slider can slide smoothly when the position of the clamping ring end cap is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220953922.4U CN217112845U (en) | 2022-04-24 | 2022-04-24 | Two-dimensional mirror bracket for mounting and adjusting optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220953922.4U CN217112845U (en) | 2022-04-24 | 2022-04-24 | Two-dimensional mirror bracket for mounting and adjusting optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112845U true CN217112845U (en) | 2022-08-02 |
Family
ID=82584166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220953922.4U Active CN217112845U (en) | 2022-04-24 | 2022-04-24 | Two-dimensional mirror bracket for mounting and adjusting optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217112845U (en) |
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2022
- 2022-04-24 CN CN202220953922.4U patent/CN217112845U/en active Active
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