CN206862354U - A kind of high-precision three-dimensional laser line scanner - Google Patents
A kind of high-precision three-dimensional laser line scanner Download PDFInfo
- Publication number
- CN206862354U CN206862354U CN201720265498.3U CN201720265498U CN206862354U CN 206862354 U CN206862354 U CN 206862354U CN 201720265498 U CN201720265498 U CN 201720265498U CN 206862354 U CN206862354 U CN 206862354U
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- video camera
- laser
- ccd
- lens group
- precision
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Abstract
The utility model discloses a kind of high-precision three-dimensional laser line scanner, including laser, ccd video camera and lens group, IMAQ and motion control hardware system and computer-processing software, the ccd video camera and lens group are made up of CCD target surfaces and video camera；Described image gathers and motion control hardware system includes capture card and object plane shifter, and capture card and object plane shifter are controlled by computer-processing software；The laser and ccd video camera and lens group are installed on foundation base, and video camera is connected by video camera support seat and supported.The high-precision three-dimensional laser line scanner, using mega pixel high performance CCD and camera lens.By special software image gathering algorithm, and use driving control system backoff algorithm；It can meet that non-cpntact measurement trueness error grade is less than the non-cpntact measurement demand of 0.01mm commercial measurement and the same level of other industry, practicality is stronger.
Description
Technical field
Scanning device technical field is the utility model is related to, is swept more specifically to a kind of high-precision three-dimensional laser rays
Retouch instrument.
Background technology
At present, in the non-contact three-dimensional laser line scanner of existing dimensional measurement industry, its construction is taken the photograph by CCD
As acquisition elements, collection sends in the laser line generator of triangle arrangement with it and is radiated at the light on object being measured.By soft
Part triangle principle calculates, and obtains the accurate location coordinate of object being measured.Current common product is apart from object 60mm-
In scope remote 150mm, measurement accuracy is in 0.02-0.05mm or so.It is but small if necessary to which measurement accuracy error is brought up to
When 0.01mm, there is presently no similar product to realize this required precision.
Utility model content
1. utility model technical problems to be solved
The purpose of this utility model is to provide a kind of high-precision three-dimensional laser line scanner, apart from object 60mm-
In scope remote 150mm, measurement accuracy error is less than the non-cpntact measurement requirement in 0.01mm, to solve in above-mentioned background technology
The problem of proposition.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the utility model is：
A kind of high-precision three-dimensional laser line scanner of the present utility model, including laser, ccd video camera and lens group,
IMAQ and motion control hardware system and computer-processing software, the ccd video camera and lens group are by CCD target surfaces and take the photograph
Camera forms；Described image gathers and motion control hardware system includes capture card and object plane shifter, capture card and object plane position
Move device and be controlled by computer-processing software；The laser and ccd video camera and lens group are installed on foundation base, video camera
Being connected and supported by video camera support seat, ccd video camera and lens group are in 20 degree of angles with horizontal center line on foundation base,
The CCD imaging arrays of ccd video camera and lens group imaging surface are parallel；The foundation base is fixed on motor-driven line slide rail
On, motor control line slide rail moves along X-axis；The line laser of the laser and the imaging surface of video camera are positioned at same flat
In face；Laser modulation device, power switch and power supply and data line socket are also equipped with the foundation base；The laser, CCD
Video camera and lens group and IMAQ and motion control hardware system are powered by external power supply.
Preferably, the laser is fine laser line generator, fine laser line generator send for fan laser face, and
It is parallel with Y-axis.
Preferably, the laser measurement accuracy error is 0.01mm.
Preferably, the computer-processing software uses 3 D laser scanning software V3.5 versions；Identification to data and
Collection calculates, exportable ASC formatted datas and STL formatted datas.
Preferably, the video camera uses 5,000,000 pixel high-resolution camera lenses.
3. beneficial effect
Using technical scheme provided by the utility model, compared with prior art, have the advantages that：
A kind of high-precision three-dimensional laser line scanner of the present utility model, by using high manufacturing accuracy, High-temperature stabilization
Property base version support part make reference for installation, using high-precision micron order error five axial adjustment basic platforms as instruction put down
Platform.From the fine laser line generator ground, using mega pixel high performance CCD and camera lens.Adopted by special software image
Set algorithm, and use driving control system backoff algorithm.It is final to realize high accuracy data detection measurement purpose；Non- connect can be met
The non-cpntact measurement demand of the same level of commercial measurement of the measurement accuracy grade of errors less than 0.01mm and other industry is touched, it is practical
Property is stronger.
Brief description of the drawings
Fig. 1 is three-dimensional laser linear scanning system of the present utility model composition figure；
Fig. 2 is system of the present utility model composition figure.
Label declaration in schematic diagram：1 laser；2CCD video cameras and lens group；21CCD target surfaces；22 video cameras；3 figures
As collection and motion control hardware system；31 capture cards；32 object plane shifters；4 computer-processing softwares；5 foundation bases；6 shootings
Machine support seat；7 laser modulation devices；8 power switches；9 power supplys and data line socket.
Embodiment
To further appreciate that content of the present utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
Fig. 1-Fig. 2, a kind of high-precision three-dimensional laser line scanner of the present embodiment, including laser 1, CCD is referred to take the photograph
Camera and lens group 2, IMAQ and motion control hardware system 3 and computer-processing software 4, ccd video camera and lens group 2
It is made up of CCD target surfaces 21 and video camera 22, video camera 22 uses 5,000,000 pixel high-resolution camera lenses；IMAQ and motion control
Hardware system 3 processed includes capture card 31 and object plane shifter 32, and capture card 31 and object plane shifter 32 are controlled by computer disposal
Software 4, computer-processing software 4 use 3 D laser scanning software V3.5 versions；Identification and collection to data calculate, can be defeated
Go out ASC formatted datas and STL formatted datas；Laser 1 and ccd video camera and lens group 2 are installed on foundation base 5, laser
Device 1 is fine laser line generator, fine laser line generator send for fan laser face, it is and parallel with Y-axis, through CCD receive by
Can be in the hope of the three-dimensional information of object pip using triangle principle method after the laser that object reflects.Swept by three-dimensional laser
Software V3.5 tailor-made algorithm is retouched, obtains the high accuracy three-dimensional coordinate data of object being measured, video camera 22 passes through video camera
It is in 20 degree of angles that the connection support of support seat 6, ccd video camera and lens group 2, which are arranged on foundation base 5 with horizontal center line, and CCD is imaged
The CCD imaging arrays of machine and the imaging surface of lens group 2 are parallel；Foundation base 5 is fixed on motor-driven line slide rail, motor control
Line slide rail moves along X-axis；The line laser of laser 1 is located in approximately the same plane with the imaging surface of video camera 22, motor control
Line slide rail processed moves along X-axis, and the measurement accuracy error of laser 1 is 0.01mm, and laser line scanning is based on optical triangulation theory,
Body surface is scanned using laser light knife, gathering body surface diffusing reflection signal with CCD is sent into computer, obtains finishing tool
Curve, the depth information (z coordinate value) of body surface is calculated using the relation between reference plane, picture point, image distance etc., with reference to gauge head
X, the displacement in y directions, the three-dimensional coordinate information of body surface is finally given；Laser modulation device 7, electricity are also equipped with foundation base 5
Source switch 8 and power supply and data line socket 9；Laser 1, ccd video camera and lens group 2 and IMAQ and motion control hardware
System 3 is powered by external power supply.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, accompanying drawing
Shown in be also one of embodiment of the present utility model, actual structure is not limited thereto.So if this area
Those of ordinary skill enlightened by it, do not depart from the utility model create objective in the case of, without creativeness design
The frame mode similar to the technical scheme and embodiment, the scope of protection of the utility model all should be belonged to.
Claims (5)
1. a kind of high-precision three-dimensional laser line scanner, including laser (1), ccd video camera and lens group (2), IMAQ
And motion control hardware system (3) and computer-processing software (4), it is characterised in that：The ccd video camera and lens group (2)
It is made up of CCD target surfaces (21) and video camera (22)；Described image gathers and motion control hardware system (3) includes capture card (31)
With object plane shifter (32), capture card (31) and object plane shifter (32) are controlled by computer-processing software (4)；The laser
(1) it is installed in ccd video camera and lens group (2) on foundation base (5), video camera (22) passes through video camera support seat (6) even
Connect support, it is in 20 degree of angles that ccd video camera and lens group (2), which are arranged on foundation base (5) with horizontal center line, ccd video camera and
The CCD imaging arrays of lens group (2) imaging surface are parallel；The foundation base (5) is fixed on motor-driven line slide rail, motor
Control line slide rail moves along X-axis；The line laser of the laser (1) is with the imaging surface of video camera (22) positioned at same flat
In face；Laser modulation device (7), power switch (8) and power supply and data line socket (9) are also equipped with the foundation base (5)；Institute
State laser (1), ccd video camera and lens group (2) and IMAQ and motion control hardware system (3) is supplied by external power supply
Electricity.
A kind of 2. high-precision three-dimensional laser line scanner according to claim 1, it is characterised in that：The laser (1)
For fine laser line generator, fine laser line generator send for fan laser face, it is and parallel with Y-axis.
A kind of 3. high-precision three-dimensional laser line scanner according to claim 1, it is characterised in that：The laser (1)
Measurement accuracy error is 0.01mm.
A kind of 4. high-precision three-dimensional laser line scanner according to claim 1, it is characterised in that：The computer disposal
Software (4) uses 3 D laser scanning software V3.5 versions；Identification and collection to data calculate, exportable ASC formatted datas
With STL formatted datas.
A kind of 5. high-precision three-dimensional laser line scanner according to claim 1, it is characterised in that：The video camera (22)
Using 5,000,000 pixel high-resolution camera lenses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720265498.3U CN206862354U (en) | 2017-03-19 | 2017-03-19 | A kind of high-precision three-dimensional laser line scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720265498.3U CN206862354U (en) | 2017-03-19 | 2017-03-19 | A kind of high-precision three-dimensional laser line scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206862354U true CN206862354U (en) | 2018-01-09 |
Family
ID=60814702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720265498.3U Expired - Fee Related CN206862354U (en) | 2017-03-19 | 2017-03-19 | A kind of high-precision three-dimensional laser line scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206862354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548486A (en) * | 2018-04-20 | 2018-09-18 | 程刚 | A kind of coal field Subsidence Area mapping three-dimensional laser scanner |
-
2017
- 2017-03-19 CN CN201720265498.3U patent/CN206862354U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548486A (en) * | 2018-04-20 | 2018-09-18 | 程刚 | A kind of coal field Subsidence Area mapping three-dimensional laser scanner |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 Termination date: 20200319 |
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| CF01 | Termination of patent right due to non-payment of annual fee |