CN207127391U - A kind of three-dimensional laser mark camera lens - Google Patents
A kind of three-dimensional laser mark camera lens Download PDFInfo
- Publication number
- CN207127391U CN207127391U CN201721083752.4U CN201721083752U CN207127391U CN 207127391 U CN207127391 U CN 207127391U CN 201721083752 U CN201721083752 U CN 201721083752U CN 207127391 U CN207127391 U CN 207127391U
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- temperature
- zoom lens
- dimensional laser
- lens
- laser mark
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Abstract
The utility model discloses a kind of three-dimensional laser mark camera lens,Including control system,Temperature regulation system,System for detecting temperature and the zoom lens sequentially set along optical path direction,Reflecting system,Field lens,Temperature regulation system is used for the temperature for adjusting zoom lens,System for detecting temperature is used for the temperature for detecting zoom lens,System for detecting temperature electrically connects and is used for the temperature for feeding back zoom lens with temperature regulation system,Temperature regulation system is electrically connected with control system and controlled by control system,Control system is after focal length size needed for three-dimensional laser mark camera lens is obtained,Design temperature needed for being exported according to the thermo-optical coeffecient of material to temperature regulation system,Operating personnel are when in use,The temperature height of zoom lens need to be only adjusted by heating element heater by temperature-control circuit,To change the refractive index size of zoom lens,The big minor adjustment of focal length of zoom lens can be achieved,Reflection angle is controlled by reflecting system again,The final three-dimensional marking function of realizing camera lens.
Description
Technical field
Laser technology field is the utility model is related to, especially a kind of three-dimensional laser mark camera lens.
Background technology
Laser Processing is widely used to automobile, electronics, electrical equipment, aviation, metallurgy, machine-building as advanced manufacturing technology
Etc. every field, raising product quality, labor productivity, automation, pollution-free, reduction material consumption etc. are played more and more heavy
The effect wanted, laser marking camera lens are one of important components of laser process equipment, currently in order to realizing focal length in a z-direction
Adjustable, general scheme has, one is by way of moving whole camera lens in a z-direction, the second is by using different focal
The mode of lens, the third is by way of adjusting lens curvature, make due to moving lens and using the mode of different focal
Use the mode reliability height, but the domestic research to this respect in theory for certain limitation, adjusting lens curvature
Using less, it is therefore necessary to carry out technological break-through and innovation to it.
The content of the invention
For the situation of prior art, the purpose of this utility model be to provide it is a kind of it is easy to implement, reliability is high and logical
The mode for crossing the control index of refraction in lens realizes the three-dimensional laser mark camera lens of zoom function.
In order to realize above-mentioned technical purpose, the technical solution of the utility model is：
A kind of three-dimensional laser mark camera lens, it includes control system, temperature regulation system, system for detecting temperature and along light path
Zoom lens that direction is sequentially set, reflecting system, field lens, described temperature regulation system are connected with zoom lens and for adjusting
The temperature of zoom lens is saved, described system for detecting temperature is connected and be used for the temperature for detecting zoom lens, institute with zoom lens
The system for detecting temperature stated electrically connects and is used for the temperature for feeding back zoom lens, described temperature adjusting system with temperature regulation system
System is electrically connected with control system and controlled by control system, and control system is obtaining focal length size needed for three-dimensional laser mark camera lens
Afterwards, the design temperature needed for being exported according to the thermo-optical coeffecient of material to temperature regulation system.
Further, described temperature regulation system includes temperature-control circuit and heating element heater, and described heating element heater is consolidated
It is scheduled on zoom lens and is electrically connected with temperature-control circuit and zoom is adjusted by temperature-control circuit driving heating element heater
The temperature of lens, described temperature-control circuit electrically connect with control system.
Preferably, described heating element heater is fastened around the edge of zoom lens and electrically connected with temperature-control circuit.
Further, described system for detecting temperature includes temperature-sensitive element and temperature sensing circuit, and described temperature-sensitive element is consolidated
The temperature change for perceiving zoom lens is scheduled on zoom lens and is used for, described temperature-sensitive element electrically connects with temperature sensing circuit
And for feeding back the temperature of zoom lens, described temperature sensing circuit electrically connects with temperature regulation system.
Further, described zoom lens are germanium or silicon or optical plastic material.
Further, described reflecting system is two-dimensional scanning mirrors.
Using above-mentioned technical scheme, operating personnel when in use, only need to control heating element heater by temperature-control circuit
The temperature height of zoom lens is adjusted, to change the refractive index size of zoom lens, you can realize that the focal length of zoom lens is big
Minor adjustment, then reflection angle is controlled by reflecting system, finally realize the three-dimensional marking function of camera lens.
Brief description of the drawings
The utility model is further elaborated with reference to the accompanying drawings and detailed description：
Fig. 1 is the structural representation of the XZ planes of the utility model three-dimensional laser mark camera lens.
Embodiment
As shown in figure 1, the utility model three-dimensional laser mark camera lens, including control system 106, temperature regulation system, temperature
Degree detecting system and zoom lens 101, reflecting system 102, the field lens 103 sequentially set along optical path direction, described temperature are adjusted
Control system is connected and is used for the temperature for adjusting zoom lens 101 with zoom lens 101, and described system for detecting temperature and zoom are saturating
Mirror 101 connects and is used for the temperature for detecting zoom lens 101, and described system for detecting temperature electrically connects simultaneously with temperature regulation system
For feeding back the temperature of zoom lens 101, described temperature regulation system electrically connects with control system 106 and by control system
106 controls, control system 106 is after focal length size needed for three-dimensional laser mark camera lens is obtained, according to the thermo-optical coeffecient pair of material
Design temperature needed for temperature regulation system output.
Wherein, described temperature regulation system includes temperature-control circuit 105 and heating element heater 104, described heating unit
Part 104 is fixed on zoom lens 101 and is electrically connected with temperature-control circuit 105 and drive heating by temperature-control circuit 105
The temperature that zoom lens 101 are adjusted in element 104 realizes the variations in refractive index of zoom lens 101, described temperature control electricity
Road 105 electrically connects with control system 106, it is preferred that described heating element heater 104 is fastened around the edge of zoom lens 101
And electrically connected with temperature-control circuit 105.
In addition, described system for detecting temperature includes temperature-sensitive element 107 and temperature sensing circuit 108, described thermal element
Part 107 is fixed on zoom lens 101 and is used for the temperature change for perceiving zoom lens 101, described temperature-sensitive element 107 and temperature
Degree detection circuit 108 electrically connects and is used for the temperature for feeding back zoom lens 101, and described temperature sensing circuit 108 is adjusted with temperature
The temperature-control circuit 105 of control system electrically connects, and makes temperature sensing circuit 108 that the temperature feedback received is communicated into temperature control
Circuit 105 processed.
Further, described zoom lens 101 are germanium or silicon or optical plastic material.
Further, described reflecting system 102 is two-dimensional scanning mirrors.
The utility model uses above-mentioned technical scheme, and operating personnel when in use, need to only be carried out laser marking device
After setting required procedure, control system 106 is input to further according to the focal length variations calibration curve information needed for Z-direction
On, control system 106 is required temperature variation curve focal length variations Curve transform, and temperature-control circuit 105 is according to control
The temperature variation curve of system 106, the temperature being actually detected fed back with reference to temperature-sensitive element 107 and temperature sensing circuit 108
Angle value, the focus controlling to zoom lens 101 is realized, has reached the focal position change purpose on whole processing camera lens Z axis,
The X realized plus scanning galvanometer 102, the two-dimentional mark on Y plane, so as to the overall function of realizing three-dimensional marking.
Although describing embodiment of the present utility model above in association with accompanying drawing, those skilled in the art are according to this
The equivalent modification made in the case of the spirit and scope of utility model and change, each fall within what appended claims were limited
Within the scope of.
Claims (6)
- A kind of 1. three-dimensional laser mark camera lens, it is characterised in that：It includes control system, temperature regulation system, temperature detection system System and zoom lens, reflecting system, the field lens sequentially set along optical path direction, described temperature regulation system connect with zoom lens The temperature for adjusting zoom lens is connect and is used for, described system for detecting temperature is connected with zoom lens and is used to detect zoom lens Temperature, described system for detecting temperature electrically connects and is used for the temperature for feeding back zoom lens with temperature regulation system, described Temperature regulation system is electrically connected with control system and controlled by control system, and control system is obtaining three-dimensional laser mark camera lens institute After needing focal length size, required design temperature is exported to temperature regulation system according to the thermo-optical coeffecient of material.
- A kind of 2. three-dimensional laser mark camera lens according to claim 1, it is characterised in that：Described temperature regulation system bag Temperature-control circuit and heating element heater are included, described heating element heater is fixed on zoom lens and electrically connected with temperature-control circuit And the temperature of zoom lens is adjusted by temperature-control circuit driving heating element heater, described temperature-control circuit is with control System electrical connection.
- A kind of 3. three-dimensional laser mark camera lens according to claim 2, it is characterised in that：Described heating element heater is around solid It is scheduled on the edge of zoom lens and is electrically connected with temperature-control circuit.
- A kind of 4. three-dimensional laser mark camera lens according to claim 1, it is characterised in that：Described system for detecting temperature bag Temperature-sensitive element and temperature sensing circuit are included, described temperature-sensitive element is fixed on zoom lens and be used for the temperature for perceiving zoom lens Degree change, described temperature-sensitive element electrically connect and are used for the temperature for feeding back zoom lens, described temperature with temperature sensing circuit Detection circuit electrically connects with temperature regulation system.
- A kind of 5. three-dimensional laser mark camera lens according to claim 1, it is characterised in that：Described zoom lens be germanium or Silicon or optical plastic material.
- A kind of 6. three-dimensional laser mark camera lens according to claim 1, it is characterised in that：Described reflecting system is two dimension Scanning galvanometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083752.4U CN207127391U (en) | 2017-08-28 | 2017-08-28 | A kind of three-dimensional laser mark camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083752.4U CN207127391U (en) | 2017-08-28 | 2017-08-28 | A kind of three-dimensional laser mark camera lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207127391U true CN207127391U (en) | 2018-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721083752.4U Active CN207127391U (en) | 2017-08-28 | 2017-08-28 | A kind of three-dimensional laser mark camera lens |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020164406A1 (en) * | 2019-02-11 | 2020-08-20 | 华为技术有限公司 | Zoom assembly, lens module and electronic device |
| US20210268741A1 (en) * | 2018-06-27 | 2021-09-02 | Csir | Thermo optical control of focus position of an energy beam in an additive manufacturing apparatus |
| CN114236653A (en) * | 2021-12-23 | 2022-03-25 | 广东省科学院半导体研究所 | Liquid lens operation regulation and control system, liquid lens operation regulation and control method and device |
| CN117571561A (en) * | 2024-01-17 | 2024-02-20 | 北京英视睿达科技股份有限公司 | Gas particulate matter particle size sensor convenient to calibrate and calibration method |
-
2017
- 2017-08-28 CN CN201721083752.4U patent/CN207127391U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210268741A1 (en) * | 2018-06-27 | 2021-09-02 | Csir | Thermo optical control of focus position of an energy beam in an additive manufacturing apparatus |
| WO2020164406A1 (en) * | 2019-02-11 | 2020-08-20 | 华为技术有限公司 | Zoom assembly, lens module and electronic device |
| CN114236653A (en) * | 2021-12-23 | 2022-03-25 | 广东省科学院半导体研究所 | Liquid lens operation regulation and control system, liquid lens operation regulation and control method and device |
| CN117571561A (en) * | 2024-01-17 | 2024-02-20 | 北京英视睿达科技股份有限公司 | Gas particulate matter particle size sensor convenient to calibrate and calibration method |
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| CP03 | Change of name, title or address |
Address after: 350100 floor 5, building 19, phase II, innovation park, No. 7, middle wulongjiang Avenue, Shangjie Town, Minhou County, Fuzhou City, Fujian Province Patentee after: Fujian Haichuang Photoelectric Technology Co.,Ltd. Address before: 350005 room 505, 5 / F, zone B, Chuangye building, Haixi high tech Industrial Park, high tech Zone, Fuzhou, Fujian Patentee before: FUJIAN HAICHUANG PHOTOELECTRIC CO.,LTD. |
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| CP03 | Change of name, title or address |