CN111998803A - Decentration instrument, lens manufacturing method and lens - Google Patents
Decentration instrument, lens manufacturing method and lens Download PDFInfo
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- CN111998803A CN111998803A CN201910446396.5A CN201910446396A CN111998803A CN 111998803 A CN111998803 A CN 111998803A CN 201910446396 A CN201910446396 A CN 201910446396A CN 111998803 A CN111998803 A CN 111998803A
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- lens
- inspected
- detected
- target height
- radius value
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- General Physics & Mathematics (AREA)
- Lens Barrels (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
The invention discloses an eccentricity gauge, a lens manufacturing method and a lens. Wherein, the eccentric appearance includes: the transmission device is provided with an optical module for detecting the eccentric value of the lens to be detected; a control device for setting a target height; and the driving device is used for driving the transmission device to move the optical module to the target height. The eccentricity gauge can move the optical module for detecting the eccentricity value of the lens to be detected to the target height, so that an operator does not need to manually adjust the relative position between the optical module and the lens to be detected, the detection efficiency is improved, and the detection precision is ensured.
Description
Technical Field
The invention relates to the technical field of optical lens detection, in particular to an eccentricity gauge, a lens manufacturing method and a lens.
Background
Before the optical lens and the mechanism are used in a matched manner, the center offset of the optical lens needs to be detected, and currently, an operator often determines the center offset by manually shaking a handwheel of the eccentricity instrument to find a spherical center image. Wherein, because the eccentric appearance has certain weight, has certain intensity of labour to the rocking of its hand wheel for detection efficiency is on the low side, because the mode of rocking the hand wheel relies on operating personnel again, makes the detection precision difficult to obtain the guarantee.
Disclosure of Invention
The invention aims to overcome the defects that the eccentric instrument needs manual operation to cause low detection efficiency and the detection precision is difficult to ensure in the prior art, and provides an eccentric instrument, a lens manufacturing method and a lens.
The invention solves the technical problems through the following technical scheme:
an eccentric, characterized in that it comprises:
the transmission device is provided with an optical module for detecting the eccentric value of the lens to be detected;
a control device for setting a target height;
and the driving device is used for driving the transmission device to move the optical module to the target height.
Preferably, the control device is specifically configured to set the target height according to the position of the center of sphere of the lens to be inspected.
Preferably, the control device is specifically configured to receive a radius value of the lens to be inspected, and calculate a spherical center position of the lens to be inspected according to the radius value.
Preferably, wait to examine the lens and locate in waiting to examine the lens cone, controlling means specifically is used for receiving wait to examine a plurality of radius values of examining the lens in the lens cone to respectively wait to examine the centre of sphere position of lens according to each radius value of examining the lens.
Preferably, the eccentric instrument further comprises a switch, the switch comprises a plurality of sub-switches, and each radius value received by the control device corresponds to one sub-switch;
the control device is specifically used for calculating the position of the sphere center according to the radius value corresponding to the triggered sub-switch.
Preferably, the eccentric appearance still includes the base, be equipped with on the base and wait to examine the platform, wait to examine the platform and be used for placing and wait to examine the lens and/or wait to examine the lens cone, it is used for placing a plurality of lens of waiting to examine the lens cone.
Preferably, the inspection station comprises:
the bearing fixture is fixedly arranged on the base;
and the eccentric jig is detachably arranged on the bearing jig and is used for placing the lens to be detected and/or the lens barrel to be detected.
Preferably, the transmission device comprises a screw rod and a sliding block, and the optical module is arranged on the sliding block;
the driving device is specifically used for moving the sliding block through the screw rod.
A method for manufacturing a lens, the method being implemented based on any one of the above eccentrics, the method comprising:
setting a target height;
the driving device drives the transmission device to move the optical module to the target height, and the optical module is used for detecting the eccentric value of the lens to be detected.
Preferably, the step of setting the target height includes:
and setting the target height according to the spherical center position of the lens to be detected.
Preferably, the step of setting the target height according to the spherical center position of the lens to be inspected comprises:
receiving the radius value of the lens to be detected;
and calculating the spherical center position of the lens to be detected according to the radius value.
Preferably, wait to examine the lens and locate in waiting to examine the lens cone, set up according to waiting to examine the centre of sphere position of lens the step of target height includes:
receiving radius values of a plurality of lenses to be detected in the lens barrel to be detected;
and respectively calculating the spherical center position of each lens to be detected according to the radius value of each lens to be detected.
Preferably, when the eccentricity gauge further includes a switch and the switch includes a plurality of sub-switches, after the step of receiving radius values of a plurality of lenses to be inspected in the lens barrel to be inspected, the step of setting the target height according to the spherical center position of the lenses to be inspected further includes:
setting each received radius value to correspond to one sub-switch respectively;
the step of calculating the sphere center position of each lens to be detected according to the radius value of each lens to be detected comprises the following steps:
and calculating the position of the sphere center according to the radius value corresponding to the triggered sub-switch.
A lens, characterized in that the lens is manufactured by any of the above lens manufacturing methods.
The positive progress effects of the invention are as follows: the utility model provides an eccentric appearance can remove the optical module who is used for detecting waiting to examine lens eccentric value to the target height, for example, waits to examine lens centre of sphere place height to operating personnel need not manual regulation optical module and waits to examine the relative position between the lens, has both improved detection efficiency, has guaranteed the detection precision again.
Drawings
Fig. 1 is a schematic structural view of an eccentric instrument according to embodiment 1 of the present invention.
Fig. 2 is a flowchart of a method for manufacturing a lens according to embodiment 2 of the present invention.
Fig. 3 is a flowchart of step S1 in the method for manufacturing a lens according to embodiment 2 of the present invention.
Fig. 4 is another flowchart of step S1 in the method for manufacturing a lens according to embodiment 2 of the present invention.
Fig. 5 is another flowchart of step S1 in the method for manufacturing a lens according to embodiment 2 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
The embodiment provides an eccentric instrument, and fig. 1 shows a schematic structural diagram of the embodiment. Referring to fig. 1, the eccentricity gauge of the present embodiment includes: controlling means 1, drive arrangement 2, optical module 3, transmission 4, base 5, examine platform 6, wherein, controlling means 1 is connected with drive arrangement 2 electricity, and drive arrangement 2 and 4 mechanical connections of transmission, optical module 3 is located on transmission 4, examines and locates on base 5 platform 6.
In the present embodiment, the control device 1 may include, but is not limited to, a PLC (Programmable Logic Controller) for setting the target height, and further, the control device 1 may set the target height according to the center position of the lens to be inspected.
The driving device 2 can drive the actuator 4 to move the optical module 3 to the target height. Specifically, the driving device 2 may include, but is not limited to, a motor, and the transmission device 4 may include, but is not limited to, a screw rod (not shown in the figure) and a slider 41 which are mechanically connected, wherein the screw rod is disposed inside the transmission device 4, and the optical module 3 may be disposed on the slider 41. The control device 1 can control the motor to rotate corresponding turns according to the target height, and the motor can drive the screw rod to move so as to move the sliding block 41, so that the optical module 3 is moved to the target height to detect the eccentric value of the lens to be detected.
Further, in this embodiment, the control device 1 is specifically configured to receive a radius value of the lens to be inspected, calculate a spherical center position of the lens to be inspected according to the received radius value, and set the target height according to the calculated spherical center position. The inspection table 6 can be used for placing the lens to be inspected and can also be used for placing the lens barrel to be inspected, wherein the lens barrel to be inspected is used for placing a plurality of lenses to be inspected.
Specifically, when only the lens to be inspected is placed on the inspection table 6, the control device 1 is used for receiving the radius value of the lens to be inspected, and further setting the target height corresponding to the radius value, and moving the optical module 3 to the target height by controlling the driving device 2 and the transmission device 4, so as to detect the eccentricity value of the lens to be inspected.
When the lens barrel is placed on the platform 6 to be inspected, the control device 1 is used for receiving the radius values of a plurality of lenses to be inspected in the lens barrel to be inspected, and calculating the spherical center position of each lens to be inspected according to the radius value of each lens to be inspected. The calculation of the spherical center position of the lens to be inspected needs to consider the influence of other lenses to be inspected on the light path, such as refraction of the lenses to be inspected.
Further, in this embodiment, the eccentricity gauge may further include a switch 7 electrically connected to the control device 1, where the switch 7 includes a plurality of sub-switches (e.g., sub-switch 71, sub-switch 72), each radius value received by the control device 1 corresponds to one sub-switch, and the center position of the sphere is calculated according to the radius value corresponding to the triggered sub-switch. For example, a lens barrel to be inspected is placed on the inspection table 6, two lenses to be inspected are placed in the lens barrel to be inspected, the radius values are R1 and R2, the radius value R1 is set to correspond to the sub-switch 71, the radius value R2 corresponds to the sub-switch 72, when the sub-switch 71 is triggered, the control device 1 calculates the center position of the sphere according to the radius value R1, and when the sub-switch 72 is triggered, the control device 1 calculates the center position of the sphere according to the radius value R2.
In this embodiment, the control device 1 may include a touch screen for receiving the radius value of the lens to be inspected. Examine platform 6 and can lean on the tool including the holding of fixed mounting on base 5 to and wait to examine the eccentric tool that the lens barrel was supporting to be used, specifically, eccentric tool detachably installs and leans on the tool and be used for cooperating optical module 3 to detect the eccentric value of examining the lens. Wherein, with wait to examine the eccentric tool of the supporting use of lens and be used for placing and examine the lens, with waiting to examine the eccentric tool of the supporting use of lens cone and be used for placing and examine the lens cone.
In this embodiment, can set up the target height apart from the base according to the centre of sphere position of examining the lens and the height of examining the lens apart from the base (including examining the height of examining the platform, the thickness of examining the lens, examine interval etc. between the lens), and then remove to the target height through drive arrangement and transmission control optical module, later examine through rotating and examine the detection that operation such as lens can carry out the off-centre value, need not operating personnel manual regulation optical module and examine the relative position between the lens, detection efficiency has both been improved, the detection precision has been guaranteed again. In addition, the eccentricity gauge of the embodiment can also detect the eccentricity values of a plurality of to-be-detected lenses in the to-be-detected lens barrel, and the detection efficiency is further improved.
Example 2
The present embodiment provides a method for manufacturing a lens, which is implemented based on the decentering instrument in embodiment 1, and fig. 2 shows a flowchart of the present embodiment. Referring to fig. 2, the manufacturing method of the present embodiment includes:
s1, setting a target height;
and S2, driving the transmission device to move the optical module to the target height through the driving device.
Wherein, the optical module is used for detecting the off-center value of the lens to be inspected, and step S1 can set the target height according to the center of sphere position of the lens to be inspected, specifically, when detecting a single lens, referring to fig. 3, step S1 can include:
S11A, receiving the radius value of the lens to be detected;
and S12A, calculating the spherical center position of the lens to be detected according to the radius value.
So, can move optical module to the centre of sphere position of waiting to examine the lens fast, improve detection efficiency and detection precision.
When the lens to be inspected is disposed in the lens barrel to be inspected, that is, when a plurality of lenses in the lens barrel to be inspected are detected, referring to fig. 4, step S1 may include:
S11B, receiving radius values of a plurality of lenses to be detected in the lens barrel to be detected;
and S12B, calculating the spherical center position of each lens to be inspected according to the radius value of each lens to be inspected.
So, can wait to examine a plurality of lenses of examining in the lens cone to examine simultaneously and detect, need not to dismantle repeatedly, the installation waits to examine the lens, has further improved detection efficiency.
The eccentricity gauge further includes a switch including a plurality of sub-switches, and when detecting the plurality of lenses in the lens barrel to be inspected, referring to fig. 5, step S1 may include:
S11B, receiving radius values of a plurality of lenses to be detected in the lens barrel to be detected;
S13B, setting each received radius value to correspond to one sub-switch respectively;
and S12B', calculating the position of the sphere center according to the radius value corresponding to the triggered sub-switch.
So, realized waiting to examine a plurality of switching of waiting to examine the radius value of examining the lens in the lens cone, and then according to the different radius value control optical module that switch to remove to the corresponding centre of sphere position of waiting to examine the lens, further improved detection efficiency.
In this embodiment, can set up the target height apart from the base according to the centre of sphere position of examining the lens and the height of examining the lens apart from the base (including examining the height of examining the platform, the thickness of examining the lens, examine interval etc. between the lens), and then control transmission and remove optical module to target height, later examine through rotating and examine the detection that operation such as lens can carry out the off-centre value, need not operating personnel manual regulation optical module and examine the relative position between the lens, detection efficiency has both been improved, detection precision has been guaranteed again, and then the manufacturing efficiency and the quality of lens have been improved.
Example 3
This embodiment provides a lens manufactured by the lens manufacturing method of embodiment 2, on the basis of embodiment 2, and capable of knowing the decentering value thereof both quickly and accurately.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (14)
1. An eccentric apparatus, comprising:
the transmission device is provided with an optical module for detecting the eccentric value of the lens to be detected;
a control device for setting a target height;
and the driving device is used for driving the transmission device to move the optical module to the target height.
2. Eccentrics according to claim 1, wherein said control means are particularly adapted to set said target height according to the position of the spherical centre of the lens to be inspected.
3. The eccenter according to claim 2, wherein the control device is specifically configured to receive a radius value of the lens to be inspected and to calculate the position of the center of sphere of the lens to be inspected based on the radius value.
4. The eccentric apparatus according to claim 2, wherein the lens to be inspected is disposed in the lens barrel to be inspected, and the control device is specifically configured to receive radius values of a plurality of lenses to be inspected in the lens barrel to be inspected, and calculate the center of sphere position of each lens to be inspected according to the radius value of each lens to be inspected.
5. The eccentric apparatus according to claim 4, wherein said eccentric apparatus further comprises a switch, said switch comprises a plurality of subswitches, and each radius value received by said control device corresponds to a respective subswitch;
the control device is specifically used for calculating the position of the sphere center according to the radius value corresponding to the triggered sub-switch.
6. The eccentric apparatus according to claim 1, further comprising a base, wherein the base is provided with a inspecting table for placing a lens and/or a lens barrel for inspecting, and the lens barrel for inspecting is used for placing a plurality of lenses for inspecting.
7. The eccenter of claim 6, wherein the inspection station comprises:
the bearing fixture is fixedly arranged on the base;
and the eccentric jig is detachably arranged on the bearing jig and is used for placing the lens to be detected and/or the lens barrel to be detected.
8. The eccentric apparatus according to claim 1, wherein said transmission means comprises a screw and a slider, said optical module being disposed on said slider;
the driving device is specifically used for moving the sliding block through the screw rod.
9. A method for manufacturing a lens, characterized in that it is implemented on the basis of the eccentrics of any one of claims 1-8, and it comprises:
setting a target height;
the driving device drives the transmission device to move the optical module to the target height, and the optical module is used for detecting the eccentric value of the lens to be detected.
10. The method of manufacturing an ophthalmic lens according to claim 9, wherein the step of setting a target height comprises:
and setting the target height according to the spherical center position of the lens to be detected.
11. The method for manufacturing a lens according to claim 10, wherein the step of setting the target height based on the position of the spherical center of the lens to be inspected comprises:
receiving the radius value of the lens to be detected;
and calculating the spherical center position of the lens to be detected according to the radius value.
12. The method for manufacturing a lens according to claim 10, wherein the lens to be inspected is provided in a lens barrel to be inspected, and the step of setting the target height according to the position of the center of sphere of the lens to be inspected comprises:
receiving radius values of a plurality of lenses to be detected in the lens barrel to be detected;
and respectively calculating the spherical center position of each lens to be detected according to the radius value of each lens to be detected.
13. The lens manufacturing method according to claim 12, wherein when the eccentricity gauge further includes a changeover switch and the changeover switch includes a plurality of sub-switches, after the step of receiving radius values of a plurality of lenses to be inspected in the lens barrel to be inspected, the step of setting the target height according to the spherical center position of the lenses to be inspected further includes:
setting each received radius value to correspond to one sub-switch respectively;
the step of calculating the sphere center position of each lens to be detected according to the radius value of each lens to be detected comprises the following steps:
and calculating the position of the sphere center according to the radius value corresponding to the triggered sub-switch.
14. A lens manufactured using the method of manufacturing a lens according to any one of claims 9 to 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446396.5A CN111998803A (en) | 2019-05-27 | 2019-05-27 | Decentration instrument, lens manufacturing method and lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446396.5A CN111998803A (en) | 2019-05-27 | 2019-05-27 | Decentration instrument, lens manufacturing method and lens |
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| CN111998803A true CN111998803A (en) | 2020-11-27 |
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| CN201910446396.5A Pending CN111998803A (en) | 2019-05-27 | 2019-05-27 | Decentration instrument, lens manufacturing method and lens |
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| CN101149481A (en) * | 2006-09-21 | 2008-03-26 | 一品光学工业股份有限公司 | Molding glass installed with notch for eccentric detection and its eccentric detection method |
| JP2011033473A (en) * | 2009-07-31 | 2011-02-17 | Sharp Corp | Eccentricity measuring device, method of measuring eccentricity, optical element, optical element array and optical element unit |
| CN103940377A (en) * | 2014-03-26 | 2014-07-23 | 中国科学院长春光学精密机械与物理研究所 | Optical lens ball center deviation measurement device |
| CN104007560A (en) * | 2014-03-26 | 2014-08-27 | 中国科学院长春光学精密机械与物理研究所 | Auxiliary adjustment device for optical lenses |
| CN107957626A (en) * | 2017-12-07 | 2018-04-24 | 北京理工大学 | A kind of six-freedom parallel automatic deflection adjusting system and method towards optical mirror slip |
| CN207300182U (en) * | 2017-10-20 | 2018-05-01 | 杭州志达光电有限公司 | Fixed, the one-piece type reflective eccentric analyzer of zoom |
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2019
- 2019-05-27 CN CN201910446396.5A patent/CN111998803A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2819175Y (en) * | 2005-04-25 | 2006-09-20 | 巨克富科技有限公司 | Connector of strain measuring device |
| CN101149481A (en) * | 2006-09-21 | 2008-03-26 | 一品光学工业股份有限公司 | Molding glass installed with notch for eccentric detection and its eccentric detection method |
| JP2011033473A (en) * | 2009-07-31 | 2011-02-17 | Sharp Corp | Eccentricity measuring device, method of measuring eccentricity, optical element, optical element array and optical element unit |
| CN103940377A (en) * | 2014-03-26 | 2014-07-23 | 中国科学院长春光学精密机械与物理研究所 | Optical lens ball center deviation measurement device |
| CN104007560A (en) * | 2014-03-26 | 2014-08-27 | 中国科学院长春光学精密机械与物理研究所 | Auxiliary adjustment device for optical lenses |
| CN207300182U (en) * | 2017-10-20 | 2018-05-01 | 杭州志达光电有限公司 | Fixed, the one-piece type reflective eccentric analyzer of zoom |
| CN107957626A (en) * | 2017-12-07 | 2018-04-24 | 北京理工大学 | A kind of six-freedom parallel automatic deflection adjusting system and method towards optical mirror slip |
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Application publication date: 20201127 |