CN211180349U - Positioning mechanism for automatic adjustment of aspheric lens optical axis - Google Patents
Positioning mechanism for automatic adjustment of aspheric lens optical axis Download PDFInfo
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- CN211180349U CN211180349U CN201921066503.3U CN201921066503U CN211180349U CN 211180349 U CN211180349 U CN 211180349U CN 201921066503 U CN201921066503 U CN 201921066503U CN 211180349 U CN211180349 U CN 211180349U
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- fixed mounting
- optical axis
- positioning mechanism
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- 230000003287 optical effect Effects 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000003466 welding Methods 0.000 claims abstract description 4
- 230000009471 action Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010063341 Metamorphopsia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a positioning mechanism for aspheric lens optical axis automatic adjustment, the on-line screen storage device comprises a base, base upper end one side fixed mounting has linear guide, base upper end opposite side fixed mounting has the support frame, linear guide upper end slidable mounting has the slider, bolt fixed mounting has linear electric motor through slider one end, slider upper end fixed mounting has the mount pad, the welding of mount pad both ends has the curb plate, and wherein a set of curb plate surface mosaic has P L C controller, support frame upper end fixed surface installs infrared emission head and distance sensor, the utility model discloses a distance sensor of installation can realize the accurate location to the mount pad, has replaced the not enough of traditional artifical location, simple structure, and convenient operation is swift, and the action is rapid, and the operation is reliable and stable, avoids appearing the accurate and adjustment error that takes place of location, has guaranteed the adjustment effect of aspheric lens optical axis.
Description
Technical Field
The utility model relates to an aspheric surface lens optical axis technical field specifically is a positioning mechanism is used in automatic adjustment of aspheric surface lens optical axis.
Background
The surface radian of the aspheric lens is different from that of a common spherical lens, the curved surface of the aspheric lens needs to be changed in order to pursue the lens thinness, and the spherical design is adopted in the past, so that the aberration and the deformation are increased, and consequently, the phenomena of poor image clarity, distortion of the visual field, narrow visual field and the like appear. The existing aspheric surface design corrects images, solves the problems of distorted vision and the like, and simultaneously makes the lens lighter, thinner and flatter. In addition, the excellent shock resistance is still kept, so that the wearer can safely use the lens, and a positioning mechanism is generally needed in the automatic adjustment of the optical axis of the aspheric lens to realize the accurate positioning of the aspheric lens.
However, currently, in the automatic adjustment of the optical axis of the aspheric lens, manual operation is mostly adopted for positioning, which not only affects the working efficiency, but also reduces the positioning accuracy, thereby causing errors in the adjusted position and affecting the processing effect of the aspheric lens.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an aspherical mirror piece positioning mechanism for optical axis automatic adjustment to solve the problem of proposing among the above-mentioned background art.
In order to achieve the purpose, the utility model provides a following technical scheme is aspherical mirror piece positioning mechanism for optical axis automatic adjustment, the on-line screen storage device comprises a base, base upper end one side fixed mounting has linear guide, base upper end opposite side fixed mounting has the support frame, linear guide upper end slidable mounting has the slider, slider one end has linear electric motor through bolt fixed mounting, slider upper end fixed mounting has the mount pad, the welding of mount pad both ends has the curb plate, and one of them is a set of curb plate surface inlays and has P L C controller, support frame upper end fixed surface installs infrared emission head and distance sensor.
Preferably, threaded chutes are formed in the surfaces of the two sides of the base, threaded rods are connected to the surfaces of the side plates in a threaded mode, one ends of the threaded rods extend into the threaded chutes, and adjusting knobs are fixedly mounted on the other ends of the threaded rods, penetrate through the side plates.
Preferably, the infrared emission head and the mounting base are on the same horizontal axis.
Preferably, the threaded rod and the thread sliding groove are matched with each other.
Preferably, the infrared emission head is electrically connected with the distance sensor, and the P L C controller is electrically connected with the linear motor and the distance sensor respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a distance sensor of installation, when in actual use, can be in advance at the distance of input adjustment in P L C controller, when adjusting, linear electric motor can drive the slider and remove on linear guide, then can drive the mount pad and remove, the ultraviolet ray that infrared emission head sent can penetrate on the mount pad simultaneously, and distance sensor can respond to infrared ray to mount pad distance, when mount pad displacement reaches predetermined distance position, distance sensor can be with the signal transmission of response to P L C controller, P L C controller then can control linear electric motor stop work immediately, then can realize the accurate location to the mount pad, traditional artifical location not enough has been replaced, moreover, the steam generator is simple in structure, and convenient operation is swift, the action is rapid, the operation is reliable and stable, avoid appearing the adjustment error that the location is not accurate and take place, the adjustment effect of aspheric lens optical axis has been guaranteed.
2. The utility model discloses an adjust knob of installation, when the mount pad removed the location distance, rotatable adjust knob can drive the threaded rod and rotate, can make the threaded rod rotate to the screw thread spout in, adjust knob and curb plate closely laminate simultaneously, can fix the mount pad through the threaded rod, prevent to appear gliding condition after the adjustment is finished, further guaranteed the precision of adjustment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a schematic diagram of the component frame structure of the present invention.
In the figure, the device comprises a base 1, a linear guide rail 2, a support frame 3, a side plate 4, a controller 5-P L C, a threaded chute 6, an infrared emission head 7, a distance sensor 8, an adjusting knob 9, a linear motor 10, a sliding block 11, a mounting seat 12 and a threaded rod 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a technical scheme is that a positioning mechanism for aspheric lens optical axis automatic adjustment, including base 1, base 1 upper end one side fixed mounting has linear guide 2, base 1 upper end opposite side fixed mounting has support frame 3, linear guide 2 upper end slidable mounting has slider 11, slider 11 one end has linear electric motor 10 through bolt fixed mounting, slider 11 upper end fixed mounting has mount pad 12, the welding of mount pad 12 both ends has curb plate 4, wherein a set of curb plate 4 surface is inlayed and is had P L C controller 5, support frame 3 upper end fixed surface installs infrared emission head 7 and distance sensor 8, can pass through the fixing base with the aspheric lens and fix on mount pad 12, then carry out the adjustment of aspheric lens optical axis again, can input the distance of adjusting in P L C controller 5 in advance, when adjusting, linear electric motor 10 can drive slider 11 and move on linear guide 2, then can drive mount pad 12 and move, and infrared emission head 7 sends ultraviolet ray can shoot on mount pad 12 simultaneously to distance sensor 8 to reach the distance sensor 8 of accurate induction, and can not reach the accurate control of infrared ray induction and the distance sensor, and can not reach the accurate control of the distance of the simple operation of infrared ray induction and location, and can not enough control the distance sensor, and can not reach the accurate transmission of infrared ray transmission of distance sensor, and the distance sensor, and can not enough, and can take place the accurate control of the simple operation of the distance sensor on linear electric motor, and can take place the distance sensor, and the distance of infrared ray transmission, and can not enough on the mount pad 12, and the simple and the accurate control of.
Wherein, threaded chute 6 has been seted up on 1 both sides surface of base, 4 surperficial threaded connection of curb plate has threaded rod 13, threaded rod 13 one end extends to inside the threaded chute 6, threaded rod 13 other end runs through curb plate 4 and fixed mounting has adjust knob 9, and when mount pad 12 removed the positioning distance, rotatable adjust knob 9 can drive threaded rod 13 and rotate, can make threaded rod 13 rotate to threaded chute 6 in, adjust knob 9 and curb plate 4 closely laminate simultaneously, can fix mount pad 12 through threaded rod 13, prevent to appear the gliding condition after the adjustment, has further guaranteed the precision of adjustment.
Wherein, the infrared emission head 7 and the mounting base 12 are on the same horizontal axis, so as to ensure that the infrared emitted by the infrared emission head 7 can irradiate on the mounting base 12.
Wherein, threaded rod 13 and screw thread spout 6 are mutually supporting threaded rod and screw thread spout, can ensure threaded rod 13 and screw thread spout 6 threaded connection when rotating.
The infrared emitting head 7 is electrically connected with the distance sensor 8, and the P L C controller 5 is electrically connected with the linear motor 10 and the distance sensor 8 respectively.
The working principle is that when the adjusting device is used, an aspheric lens can be fixed on the mounting seat 12 through the fixed seat, then the optical axis of the aspheric lens is adjusted, the adjusted distance can be input in the P L C controller 5 in advance, when the adjustment is carried out, the linear motor 10 can drive the sliding block 11 to move on the linear guide rail 2, the mounting seat 12 can be driven to move, meanwhile, ultraviolet rays emitted by the infrared emitting head 7 can be emitted onto the mounting seat 12, the distance sensor 8 can sense the distance from infrared rays to the mounting seat 12, when the moving distance of the mounting seat 12 reaches a preset distance position, the distance sensor 8 can transmit sensed signals to the P L C controller 5, the P L C controller 5 can immediately control the linear motor 10 to stop working, accurate positioning of the mounting seat 12 can be achieved, when the mounting seat 12 moves to a positioning distance, the adjusting knob 9 can be rotated, the threaded rod 13 can be driven to rotate, the threaded rod 13 can be rotated into the threaded chute 6, meanwhile, the adjusting knob 9 is tightly attached to the side plate 4, the mounting seat 12 can be fixed through the threaded rod 13, and the sliding of the threaded rod after the adjustment is finished.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an aspherical mirror lens positioning mechanism for optical axis automatic adjustment, includes base (1), base (1) upper end one side fixed mounting has linear guide (2), base (1) upper end opposite side fixed mounting has support frame (3), its characterized in that linear guide (2) upper end slidable mounting has slider (11), slider (11) one end has linear electric motor (10) through bolt fixed mounting, slider (11) upper end fixed mounting has mount pad (12), the welding of mount pad (12) both ends has curb plate (4), and one of them group curb plate (4) surface mosaic has P L C controller (5), support frame (3) upper end fixed mounting has infrared emission head (7) and distance sensor (8).
2. The positioning mechanism for automatically adjusting the optical axis of an aspherical lens as defined in claim 1, wherein: base (1) both sides surface is seted up screw thread spout (6), curb plate (4) surface threaded connection has threaded rod (13), threaded rod (13) one end extends to inside screw thread spout (6), threaded rod (13) other end runs through curb plate (4) and fixed mounting has adjust knob (9).
3. The positioning mechanism for automatically adjusting the optical axis of an aspherical lens as defined in claim 1, wherein: the infrared emission head (7) and the mounting base (12) are positioned on the same horizontal axis.
4. The positioning mechanism for automatically adjusting the optical axis of an aspherical lens as defined in claim 2, wherein: the threaded rod (13) and the thread sliding groove (6) are mutually matched.
5. The positioning mechanism for automatically adjusting the optical axis of an aspheric lens as claimed in claim 1, wherein the infrared emitter (7) is electrically connected to the distance sensor (8), and the P L C controller (5) is electrically connected to the linear motor (10) and the distance sensor (8), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921066503.3U CN211180349U (en) | 2019-07-09 | 2019-07-09 | Positioning mechanism for automatic adjustment of aspheric lens optical axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921066503.3U CN211180349U (en) | 2019-07-09 | 2019-07-09 | Positioning mechanism for automatic adjustment of aspheric lens optical axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211180349U true CN211180349U (en) | 2020-08-04 |
Family
ID=71802208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921066503.3U Expired - Fee Related CN211180349U (en) | 2019-07-09 | 2019-07-09 | Positioning mechanism for automatic adjustment of aspheric lens optical axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211180349U (en) |
-
2019
- 2019-07-09 CN CN201921066503.3U patent/CN211180349U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |
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| CF01 | Termination of patent right due to non-payment of annual fee |