CN207037075U - A kind of rotating mirror apparatus for laser scanning and ranging - Google Patents
A kind of rotating mirror apparatus for laser scanning and ranging Download PDFInfo
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- CN207037075U CN207037075U CN201721046945.2U CN201721046945U CN207037075U CN 207037075 U CN207037075 U CN 207037075U CN 201721046945 U CN201721046945 U CN 201721046945U CN 207037075 U CN207037075 U CN 207037075U
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Abstract
The utility model discloses a kind of rotating mirror apparatus for laser scanning and ranging, including：Speculum, 45 ° of tilting mirror carriers, axle sleeve, balancing weight one, balancing weight two, fixed disk, code-disc, encoder.Axle sleeve is embedded in 45 ° of tilting mirror carrier insides, tilting mirror entirety and motor are carried out into gluing to fix, speculum is pasted onto on 45 ° of tilting mirror carriers, balancing weight one is embedded in 45 ° of tilting mirror carrier insides, code-disc and fixed disk are positioned by 45 ° of tilting mirror carrier base locating dowels, then fixed by gluing, balancing weight 2 half is embedded on fixed disk, and encoder is used to read code-disc angle.The disclosed rotating mirror apparatus Stability Analysis of Structures for being used for laser scanning and ranging of the utility model, assembling is easy, can reach higher dynamic balance grade, realize the accurate output of angle when being accurately positioned and scanning of code-disc.
Description
Technical field
The utility model belongs to laser ranging technique field, specifically, discloses a kind of for laser scanning and ranging
Rotating mirror apparatus.
Background technology
With the development of laser scanning and ranging technology, laser scanning frequency and ranging accuracy are stepped up, and scanning is filled
The requirement put proposes new challenge.Scanning mirror is operated under high speed rotation state, to be realized 90 ° of reflected light path turnovers, be turned
Mirror is designed to 45 ° of oblique angles more, therefore in irregular shape, and mass distribution is uneven.In order to ensure the service life of motor, to meet
Higher dynamic balance grade requirement, it is therefore desirable to which balancing weight carries out counterweight processing.Code-disc and encoder, which coordinate, realizes tilting mirror angle
Output, it positions the axiality of assembling and offset directly affects the accuracy of output angle.
Utility model content
To solve the above problems, the utility model provides a kind of rotating mirror apparatus for laser scanning and ranging, meet steady
It is qualitative good, there is higher dynamic balance grade, registration, assembling are easy, can realize that accurate angle exports.
A kind of rotating mirror apparatus for laser scanning and ranging, including：Speculum, 45 ° of tilting mirror carriers, axle sleeve, the first counterweight
Block, the second balancing weight, fixed disk, code-disc, encoder；
Speculum, which is pasted, to be fixed on 45 ° of tilting mirror carriers, and the first balancing weight and axle sleeve are fixed on by injection molding manner embedding
45 ° of tilting mirror carrier insides, axle sleeve are used to realize tilting mirror entirety and motor secure bond；Code-disc and fixed disk are fixed on 45 ° of tilting mirrors
Carrier base, a part for the second balancing weight are fixed on fixed disk by injection molding manner embedding, and encoder is used to read code-disc
Angle.
Further, the axle sleeve is the outside brass axle sleeve for having straight burr to be embossed, and there are hole, aperture and the motor diameter of axle in inside
Match somebody with somebody, motor shaft is fixed with axle sleeve by viscose.
Further, excessive glue groove and excessive glue hole are provided with the inclined-plane of 45 ° of tilting mirror carriers.
Further, 45 ° of tilting mirror carrier bases are provided with locating dowel, and fixed disk and code-disc, which are provided with, corresponding to be determined
Position hole, for match position, code-disc between 45 ° of tilting mirror carriers and fixed disk, 45 ° of tilting mirror carriers, code-disc and fixed disk it
Between contact surface fixed by viscose.
Further, 45 ° of tilting mirror carrier back sides are provided with three reinforcing rib structures.
The utility model obtains following technique effect：
1st, axle sleeve transition is used between motor and tilting mirror, is attached by gluing, assembling is easy.
2nd, by setting locating dowel and positioning hole to position code-disc, ensure axiality, realize the accurate defeated of angle
Go out.
3rd, higher dynamic balance grade can be realized by adjusting counterweight up and down, dynamic balance grade can reach G0.4.
4th, tilting mirror integrally possesses good structural strength and stability, and the excessive glue groove of design and excessive glue hole ensure that 45° angle
Accuracy.
Brief description of the drawings
Fig. 1 is the structural representation of the rotating mirror apparatus for laser scanning and ranging.
Fig. 2 is the rear side parallax stereogram of the rotating mirror apparatus for laser scanning and ranging.
Fig. 3 is that rotating mirror apparatus for laser scanning and ranging faces upward side isometric view.
Fig. 4 is 45 ° of tilting mirror carrier front side parallax stereograms.
Fig. 5 is 45 ° of tilting mirror carrier back side parallax stereograms.
Description of reference numerals：
1- reflective mirrors, 2-45 ° of tilting mirror carrier, 3- axle sleeves, 4- balancing weights one, 5- balancing weights two, 6- fixed disks, 7- code-discs,
8- encoders, 9- motors, 10- excessive glue grooves, 11- excessive glues hole, 12- locating dowels, 13- reinforcements.
Embodiment
To make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality
It is described in detail with the rotating mirror apparatus for laser scanning and ranging of new offer.
Rotating mirror apparatus provided by the utility model for laser scanning and ranging includes：1,45 ° of tilting mirror carrier 2 of speculum,
Axle sleeve 3, balancing weight 1, balancing weight 25, fixed disk 6, code-disc 7, encoder 8 and motor 9.
Axle sleeve 3 can be embedded in by way of injection inside 45 ° of tilting mirror carriers 2, and is realized tilting mirror entirety and motor 9
Gluing is carried out to fix.Speculum 1 is pasted onto on 45 ° of tilting mirror carriers 2, and the injection of metal weights block 1 is embedded in 45 ° of tilting mirror carriers
Portion, code-disc 7 and fixed disk 6 are positioned on 45 ° of tilting mirror carriers by the locating dowel of 45 ° of tilting mirror carrier bases, then pass through gluing
Code-disc 7 and fixed disk 6 are fixed, a part for balancing weight 25, such as half, injection are embedded on fixed disk, swept
When retouching, encoder 8 is used to read code-disc angle.
Axle sleeve 3 is made using brass, and there is straight burr embossing outer ring, is moulded in 45 ° of tilting mirror carriers 2, the internal punches of axle sleeve 3,
Aperture and the motor diameter of axle are fitted close, and by the dispensing in the hole of axle sleeve, are then inserted motor shaft in the hole of axle sleeve 3 and are realized admittedly
It is fixed.
Excessive glue groove 10 and excessive glue hole 11 are provided with the inclined-plane of 45 ° of tilting mirror carriers 2, can ensure that speculum is pasted onto inclined-plane
Afterwards, glue does not play height, ensures 45° angle accuracy and firm pasting degree.
Locating dowel 12 and plane are arranged at the bottom of 45 ° of tilting mirror carriers 2, correspond to the positioning hole peace on fixed disk 6 and code-disc 7
Face, code-disc 7 are clipped among 45 ° of tilting mirror carriers 2 and fixed disk 6, by locating dowel 12 and positioning hole matching realize positioning, reach compared with
High axiality requires that dispensing progress gluing is fixed at plane contact.
45 ° of tilting mirror carriers 2 and fixed disk 6 are respectively configured with metal balancing weight 1 and balancing weight 25, pass through regulation
Two counterweight block sizes realize the dynamic balancing of tilting mirror, and dynamic balance grade can reach G0.4.
The back of 45 ° of tilting mirror carriers 2 uses three reinforcing rib structures 13, ensures overall construction intensity and stability.
The above-mentioned rotating mirror apparatus for laser scanning and ranging is easy to assembling positioning, reaches good dynamic balance grade, can
Realize the accurate output of angle when being accurately positioned and scanning of code-disc.
It is understood that embodiment of above is merely to illustrate that principle of the present utility model and used exemplary
Embodiment, but the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case of the spirit and essence of utility model, various changes and modifications can be made therein, and these variations and modifications are also considered as this reality
With new protection domain.
Claims (5)
1. a kind of rotating mirror apparatus for laser scanning and ranging, including：Speculum, 45 ° of tilting mirror carriers, axle sleeve, the first balancing weight,
Second balancing weight, fixed disk, code-disc, encoder；It is characterized in that：
Speculum, which is pasted, to be fixed on 45 ° of tilting mirror carriers, and the first balancing weight and axle sleeve are fixed on 45 ° by injection molding manner embedding and turned
Mirror carrier inside, axle sleeve are used to realize tilting mirror entirety and motor secure bond；Code-disc and fixed disk are fixed on 45 ° of tilting mirror carrier bottoms
Portion, a part for the second balancing weight are fixed on fixed disk by injection molding manner embedding, and encoder is used to read code-disc angle.
2. the rotating mirror apparatus according to claim 1 for laser scanning and ranging, it is characterised in that：The axle sleeve is outside
There is the brass axle sleeve that straight burr is embossed, there is hole inside, and aperture and the matching of the motor diameter of axle, motor shaft are fixed with axle sleeve by viscose.
3. the rotating mirror apparatus according to claim 1 or 2 for laser scanning and ranging, it is characterised in that：45 ° of tilting mirrors
Excessive glue groove and excessive glue hole are provided with the inclined-plane of carrier.
4. the rotating mirror apparatus according to claim 3 for laser scanning and ranging, it is characterised in that：45 ° of tilting mirrors carry
Body bottom is provided with locating dowel, and fixed disk and code-disc are provided with corresponding positioning hole, is positioned for matching, and code-disc is located at 45 °
Between tilting mirror carrier and fixed disk, the contact surface between 45 ° of tilting mirror carriers, code-disc and fixed disks is fixed by viscose.
5. the rotating mirror apparatus according to claim 4 for laser scanning and ranging, it is characterised in that：45 ° of tilting mirrors carry
Body back is provided with three reinforcing rib structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046945.2U CN207037075U (en) | 2017-08-21 | 2017-08-21 | A kind of rotating mirror apparatus for laser scanning and ranging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046945.2U CN207037075U (en) | 2017-08-21 | 2017-08-21 | A kind of rotating mirror apparatus for laser scanning and ranging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207037075U true CN207037075U (en) | 2018-02-23 |
Family
ID=61488200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721046945.2U Active CN207037075U (en) | 2017-08-21 | 2017-08-21 | A kind of rotating mirror apparatus for laser scanning and ranging |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020124346A1 (en) * | 2018-12-18 | 2020-06-25 | 深圳市大疆创新科技有限公司 | Laser measuring device and unmanned aerial vehicle |
| CN112119343A (en) * | 2019-02-02 | 2020-12-22 | 深圳市大疆创新科技有限公司 | Scanning module and distance measuring device |
| CN113330332A (en) * | 2021-04-29 | 2021-08-31 | 华为技术有限公司 | Laser detection device, control method and control device thereof, and terminal |
-
2017
- 2017-08-21 CN CN201721046945.2U patent/CN207037075U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020124346A1 (en) * | 2018-12-18 | 2020-06-25 | 深圳市大疆创新科技有限公司 | Laser measuring device and unmanned aerial vehicle |
| CN111587382A (en) * | 2018-12-18 | 2020-08-25 | 深圳市大疆创新科技有限公司 | Laser measuring device and unmanned vehicles |
| CN112119343A (en) * | 2019-02-02 | 2020-12-22 | 深圳市大疆创新科技有限公司 | Scanning module and distance measuring device |
| CN113330332A (en) * | 2021-04-29 | 2021-08-31 | 华为技术有限公司 | Laser detection device, control method and control device thereof, and terminal |
| CN113330332B (en) * | 2021-04-29 | 2022-10-04 | 华为技术有限公司 | Laser detection device, control method and control device thereof, and terminal |
| WO2022226893A1 (en) * | 2021-04-29 | 2022-11-03 | 华为技术有限公司 | Laser detection device and control method and control device therefor, and terminal |
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