CN214669785U - Quick adjustment structure of micro-stress two-degree-of-freedom optical assembly - Google Patents
Quick adjustment structure of micro-stress two-degree-of-freedom optical assembly Download PDFInfo
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- CN214669785U CN214669785U CN202120816352.XU CN202120816352U CN214669785U CN 214669785 U CN214669785 U CN 214669785U CN 202120816352 U CN202120816352 U CN 202120816352U CN 214669785 U CN214669785 U CN 214669785U
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Abstract
The utility model relates to a two degree of freedom optical assembly fast speed adjusting structure of microstress. The utility model aims at solving commonly used multi freedom optical assembly position appearance guiding mechanism, its structure is complicated huge, and the cost is comparatively expensive, and adopts and repaiies the position appearance adjustment that the gasket realized optical assembly, introduces fixed stress, and repaiies the longer technical problem of gasket adjustment time. The adjusting structure comprises a lens cone, a pressing ring, a ball, a fixed target part and three adjusting and fixing screws. The optical assembly to be measured is matched with the ball, the ball center is used as a rotating axis, and under the adjustment of the adjusting and fixing screw, the two-dimensional posture adjustment relative to the fixed target part is realized, and the optical assembly is finally fixed on the fixed target part. The ball is used as a rotary support, so that the stability is good and the adjustment precision is high. The three-point adjusting fixing screw is used for supporting and adjusting, the adjusting speed is high, and the operation is convenient. The lens barrel is designed by a flexible structure formed by combining the first arc-shaped long-strip hole, the second arc-shaped long-strip hole and the arc-shaped groove.
Description
Technical Field
The utility model relates to a quick adjustment structure that uses on the optical equipment, concretely relates to two degree of freedom optical component quick adjustment structures of microstress, but wide application in various optical component quick assembly and microstress support work.
Background
With the rapid development of optical technology, the optical assembly needs to realize rapid and high-precision pose adjustment. A multi-degree-of-freedom adjusting mechanism is often used in a laboratory to adjust the pose of a supported optical assembly, and the adjusting structure is complex and large in structure and expensive in cost; in engineering, the design concept of the repairing and grinding gasket is used for adjusting the position of the optical assembly, although the structural part is simple, fixed stress is often introduced, and the time for adjusting the repairing and grinding gasket is long. Therefore, a microstress quick adjustment structure is required for the pose adjustment of the optical assembly.
Disclosure of Invention
The utility model aims at solving commonly used multi freedom optical assembly position appearance guiding mechanism, its structure is complicated huge, and the cost is comparatively expensive, and adopts to repair and grind the position appearance adjustment that the gasket realized optical assembly, can introduce fixed stress, and repair and grind the longer technical problem of gasket adjustment time, provides a two degree of freedom optical assembly fast speed adjusting structures of microstress.
In order to solve the technical problem, the utility model provides a technical solution as follows:
a micro-stress two-degree-of-freedom optical component rapid adjustment structure is characterized in that: comprises a lens cone, a pressing ring, a ball, a fixed target part and three adjusting and fixing screws;
the lens barrel is a cylindrical barrel with an opening at one end, a through hole or a blind hole with a downward orifice is formed in the center of a bottom plate of the cylindrical barrel, the lower part in the cylindrical barrel is used for mounting an optical component to be tested, threads are arranged on the inner wall of the upper part of the cylindrical barrel, the pressing ring is matched with the threads to tightly press the optical component to be tested, and a flange is arranged on the outer wall of the cylindrical barrel;
the three adjusting and fixing screws are connected with the fixed target part through the flange, and corresponding mounting holes of the three adjusting and fixing screws on the fixed target part form an equilateral triangle area;
the fixed target part is provided with a blind hole which is positioned in the center of the equilateral triangle area and is opposite to the through hole;
the ball is arranged between the lens cone bottom plate and the fixed target part and is simultaneously contacted with the through hole and the blind hole, and the diameter of the ball is larger than the aperture of the through hole and the blind hole.
Furthermore, a plurality of first arc-shaped long-strip holes are uniformly distributed around the through hole on the lens cone bottom plate, and a plurality of second arc-shaped long-strip holes are uniformly distributed on the position, close to the side wall of the lens cone, on the lens cone bottom plate along the same circumference.
Further, an arc-shaped groove is formed in the joint of the flange and the outer wall of the lens barrel.
Further, the length of the second arc-shaped long-strip hole is larger than that of the first arc-shaped long-strip hole.
Further, the flange adopts three discontinuous mounting flanges.
The utility model discloses compare the beneficial effect that prior art has:
1. the utility model provides a two degree of freedom optical assembly fast speed adjusting structures of micro-stress is through optical assembly and the ball cooperation that will await measuring to the ball centre of sphere is the rotation axle center, under adjustment set screw's regulation, realizes the two-dimensional gesture adjustment for fixed target spare, and will await measuring optical assembly and finally fix on fixed target spare.
2. The utility model provides a two degree of freedom optical assembly fast speed adjusting structures of microstress utilizes the ball as rotating the support, and stability is good, and the adjustment accuracy is high.
3. The utility model provides a two degree of freedom optical assembly fast speed adjusting of microstress structure supports through three point adjustment set screw and adjusts, and regulating speed is fast, convenient operation.
4. The utility model provides a two degree of freedom optical assembly fast speed adjusting of microstress structure utilizes the lens cone flexible construction design that first arc rectangular hole, second arc rectangular hole and arc recess combination formed for adjustment process and follow-up optical assembly that awaits measuring's fixation are less to optical assembly stress influence.
5. The utility model provides a two degree of freedom optical assembly fast speed adjusting structures of microstress all can adjust through change ball size and change adjustment set screw size in the various adjustment scenes, can realize quick extension.
6. The utility model provides a two degree of freedom optical assembly fast speed adjusting structures of microstress, structural style is simple, and is with low costs, and occupation space is little.
Drawings
Fig. 1 is a schematic structural view of a quick adjustment structure of a micro-stress two-degree-of-freedom optical assembly according to the present invention;
FIG. 2 is a schematic structural view of a lens barrel in a fast adjusting structure of a micro-stress two-degree-of-freedom optical assembly according to the present invention;
description of reference numerals:
1-lens cone, 2-pressing ring, 3-rolling ball, 4-fixed target part, 5-adjusting fixing screw, 6-through hole, 7-optical component to be measured, 8-thread, 9-flange, 11-first arc long hole, 12-second arc long hole and 13-arc groove.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
A microstress two-degree-of-freedom optical component rapid adjustment structure is shown in figure 1 and comprises a lens barrel 1, a pressing ring 2, a ball 3, a fixed target part 4 and three adjusting and fixing screws 5; as shown in fig. 2, the lens barrel 1 is a cylindrical barrel with an opening at one end, a through hole 6 (or a blind hole with a downward hole opening) is formed in the center of a bottom plate of the cylindrical barrel, a plurality of first arc-shaped long-strip holes 11 are uniformly distributed around the through hole 6, and a plurality of second arc-shaped long-strip holes 12 are uniformly distributed on the bottom plate of the cylindrical barrel along the same circumference at a position close to the side wall of the cylindrical barrel; the first arc-shaped elongated holes 11 and the second arc-shaped elongated holes 12 are arranged concentrically with the through hole 6; and the second arc-shaped elongated hole 12 is longer than the first arc-shaped elongated hole 11. The optical component 7 to be measured is installed on the lower portion in the cylinder, the upper portion inner wall of the cylinder is provided with threads 8, the pressing ring 2 is installed in the cylinder through the cooperation with the threads 8 and tightly presses the optical component 7 to be measured, the outer wall of the cylinder is provided with a flange 9, an arc-shaped groove 13 is formed in the joint of the flange 9 and the outer wall of the lens cone 1, and the flange 9 can adopt three discontinuous installation flanges. The three adjusting and fixing screws 5 are connected with the fixed target part 4 through the flange 9, and corresponding mounting holes of the three adjusting and fixing screws 5 on the fixed target part 4 form an equilateral triangle area; the fixed target part 4 is provided with a blind hole which is positioned in the center of the equilateral triangle area and is opposite to the through hole 6; the ball 3 is arranged between the bottom plate of the lens barrel 1 and the fixed target part 4 and is simultaneously contacted with the through hole 6 and the blind hole, and the diameter of the ball 3 is larger than the aperture of the through hole 6 and the blind hole.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and it is obvious for a person skilled in the art to modify the specific technical solutions described in the foregoing embodiments or to equally replace some technical features of the embodiments, and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions protected by the present invention.
Claims (5)
1. A quick adjustment structure of a micro-stress two-degree-of-freedom optical component is characterized in that: comprises a lens cone (1), a pressing ring (2), a ball (3), a fixed target part (4) and three adjusting and fixing screws (5);
the lens barrel (1) is a cylindrical barrel with an opening at one end, a through hole (6) or a blind hole with a downward hole opening is formed in the center of a bottom plate of the cylindrical barrel, the lower portion in the cylindrical barrel is used for mounting an optical component (7) to be tested, a thread (8) is arranged on the inner wall of the upper portion of the cylindrical barrel, the pressing ring (2) is matched with the thread (8) to tightly press the optical component (7) to be tested, and a flange (9) is arranged on the outer wall of the cylindrical barrel;
the three adjusting and fixing screws (5) are connected with the fixed target part (4) through the flange (9), and corresponding mounting holes of the three adjusting and fixing screws (5) on the fixed target part (4) form an equilateral triangle area;
the fixed target part (4) is provided with a blind hole which is positioned in the center of the equilateral triangle area and is opposite to the through hole (6);
the ball (3) is arranged between the bottom plate of the lens barrel (1) and the fixed target part (4) and is simultaneously in contact with the through hole (6) and the blind hole, and the diameter of the ball (3) is larger than the aperture of the through hole (6) and the blind hole.
2. The structure of claim 1, wherein:
a plurality of first arc-shaped long-strip holes (11) are uniformly distributed around the through hole (6) on the bottom plate of the lens cone (1), and a plurality of second arc-shaped long-strip holes (12) are uniformly distributed on the bottom plate of the lens cone (1) close to the side wall of the lens cone (1) along the same circumference.
3. The structure of claim 2, wherein:
and an arc-shaped groove (13) is formed at the joint of the flange (9) and the outer wall of the lens cone (1).
4. The structure of claim 3, wherein:
the length of the second arc-shaped long-strip hole (12) is greater than that of the first arc-shaped long-strip hole (11).
5. The structure of claim 1, wherein:
the flange (9) adopts three discontinuous mounting flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120816352.XU CN214669785U (en) | 2021-04-16 | 2021-04-16 | Quick adjustment structure of micro-stress two-degree-of-freedom optical assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120816352.XU CN214669785U (en) | 2021-04-16 | 2021-04-16 | Quick adjustment structure of micro-stress two-degree-of-freedom optical assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214669785U true CN214669785U (en) | 2021-11-09 |
Family
ID=78464950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120816352.XU Active CN214669785U (en) | 2021-04-16 | 2021-04-16 | Quick adjustment structure of micro-stress two-degree-of-freedom optical assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214669785U (en) |
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2021
- 2021-04-16 CN CN202120816352.XU patent/CN214669785U/en active Active
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