CN203786038U - Automatic-positioning sample moving platform - Google Patents
Automatic-positioning sample moving platform Download PDFInfo
- Publication number
- CN203786038U CN203786038U CN201420195026.1U CN201420195026U CN203786038U CN 203786038 U CN203786038 U CN 203786038U CN 201420195026 U CN201420195026 U CN 201420195026U CN 203786038 U CN203786038 U CN 203786038U
- Authority
- CN
- China
- Prior art keywords
- movable plate
- sample
- slide rail
- moving platform
- slide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000004876 x-ray fluorescence Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 20
- 238000004458 analytical method Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000005693 optoelectronics Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Landscapes
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The utility model discloses an automatic-positioning sample moving platform. The automatic-positioning sample moving platform comprises a fixed bottom plate, a first moving plate, a second moving plate, a third moving plate and a sample stage, wherein a plurality of first slide rails are arranged between the fixed bottom plate and the first moving plate; a plurality of second slide rails vertical to the first slide rails are arranged between the first moving plate and the second moving plate; a third slide rail is arranged on the upper end surface of the third moving plate; a fourth slide rail is arranged on the lower end surface of the sample stage; a first lifting inclined strut and a second lifting inclined strut which are crossed with each other are arranged at two sides of each of the third moving plate and the sample stage; the second lifting inclined struts can slide along the third slide rails and the fourth slide rails, so that height of the sample stage is regulated. The automatic-positioning sample moving platform disclosed by the utility model is simple and reasonable, adopts a three-dimensional sample moving platform, has good space moving ability, so that an X-ray fluorescence spectrophotometer can automatically and accurately position a sample to-be-detected point for moving a to-be-detected sample below a focusing collimator to be superposed with X-ray light spots, and therefore, detecting precision is improved.
Description
Technical field
The utility model relates to a kind of sample moving platform, relates in particular to a kind of sample moving platform that can automatically locate being applied in fluorescence spectrophotometer, belongs to X-fluorescence spectrometer and manufactures field.
Background technology
X-fluorescence spectrometer is a kind of instrument that is mainly used in chemical element qualitative and quantitative analysis, and its analytical element scope is generally
(11)na-
(92)u, its advantage is that analysis speed is fast, can carry out non-destructive analysis, on-the site analysis, on-line analysis and original position analysis, so application is very extensive.
At present, the different main minute two large classes of mode that energy-dispersion X-ray fluorescence spectrometer irradiates according to light path: lower to formula fluorescence spectrophotometer and upper according to formula fluorescence spectrophotometer.
Traditional lower scheme that generally adopts 135 ° of corner connections receipts detection signals of 45° angle irradiation according to formula fluorescence spectrophotometer, cause the energy of X ray can not be completely for exciting the electron energy of tested article, particularly, for the testing sample that has coating or many coating, X ray penetration thickness and transmitted intensity are because incident angle impact does not reach request for utilization.
Upper according to formula fluorescence spectrophotometer, testing sample under light path, during test, testing sample point need to be moved to collimating apparatus under overlaps with the X-ray hot spot of X ray light pipe transmitting, while guaranteeing each measurement, X ray is identical to the launching efficiency of testing sample.
Yet, the upper formula fluorescence spectrophotometer of shining in the market, some does not all have the such device of sample moving platform, when mobile example, be to rely on manual operations completely, when displacement is very little, be difficult to reach the effect of fine setting, in the time of cannot guaranteeing to measure, selected tested point precisely overlapped with X-ray hot spot at every turn.Also some mobile platform is two-dimentional, so regulating power is very limited, and this mobile platform is generally manual adjustments, in adjusting time and effect, also can have limitation.
In addition, current fluorescence spectrophotometer is that the sample of material homogeneous is carried out after surface treatment mostly, sample surfaces is tested, yet just cannot carry out reconnaissance test for small sample as resistance pin, very thin necklace etc., this is because X-ray hot spot is larger, during test, counting rate is lower, and the accuracy of test is caused to very large impact.
Therefore, providing a kind of automatic location sample moving platform, make X-fluorescence spectrometer can automatically, accurately locate sample tested point, improve accuracy of detection, is industry problem demanding prompt solution.
Utility model content
The defect existing in order to overcome prior art, technical problem to be solved in the utility model is to provide a kind of automatic location sample moving platform, makes X-fluorescence spectrometer can automatically, accurately locate sample tested point, improves accuracy of detection.
The technical scheme that the utility model solves the problems of the technologies described above is:
An automatic location sample moving platform, comprise be positioned at bottom fixed base plate, be positioned at described fixed base plate top the first movable plate, be positioned at described the first movable plate top the second movable plate, be positioned at the 3rd movable plate of described the second movable plate top and be positioned at described the 3rd movable plate top, with the horizontally disposed sample stage of the 3rd movable plate;
Length direction along fixed base plate between described fixed base plate and the first movable plate is arranged with a plurality of the first slide rails in parallel, between described the first movable plate and the second movable plate, along the Width of fixed base plate, is arranged with a plurality of and orthogonal the second slide rail of described the first slide rail in parallel;
The upper surface of described the 3rd movable plate is provided with the 3rd slide rail, the lower surface of described sample stage is provided with the 4th slide rail being parallel to each other with described the 3rd slide rail, equal corresponding cross one another the first lifting diagonal brace and the second lifting diagonal brace of being provided with in both sides of described the 3rd movable plate and sample stage, can slide along the 3rd slide rail, the 4th slide rail in the two ends of the second lifting diagonal brace, thereby regulate the height of sample stage.
Further, on described fixed base plate, be provided with the first motor, on described the first motor, be provided with the first feed screw nut, and be fixedly connected with the first movable plate.Arranging is like this that the first movable plate can slide along left and right directions in order to make under the first Electric Machine Control.
Further, on described the first movable plate, be provided with the second motor, on described the second motor, be provided with the second feed screw nut, and be fixedly connected with the second movable plate.Arranging is like this that the second movable plate can slide along fore-and-aft direction in order to make under the second Electric Machine Control.
Further, on described the 3rd movable plate, be provided with the 3rd motor.
Preferably, the two ends of described the first lifting diagonal brace are fixedly connected with the two ends of sample stage, the 3rd movable plate respectively by holder.
Preferably, on described the 3rd slide rail, be provided with the 3rd slide block, on the 4th slide rail, be provided with Four-slider, one end of described the second lifting diagonal brace is connected with the 3rd slide rail by the 3rd slide block, and the other end of described the second lifting diagonal brace is connected with the 4th slide rail by Four-slider.Thereby in the situation that the first lifting diagonal brace keeps motionless, the second lifting diagonal brace can slide along the 3rd slide rail, the 4th slide rail, sample stage is raise or reduce.
As one of preferred version of the present utility model, between described the second movable plate and the 3rd movable plate, be vertically installed with a heightening bracket.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is simple and reasonable, adopt three-dimensional sample mobile platform, there is good space locomotivity, load-bearing capacity, make X-fluorescence spectrometer can automatically, accurately locate sample tested point, under testing sample is accurately moved to focussed collimated device, overlap with X-ray hot spot, improve accuracy of detection.
Accompanying drawing explanation
In order to be illustrated more clearly in architectural feature of the present utility model and technical essential, below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Fig. 1 is the structural representation of automatic location disclosed in the utility model sample moving platform;
Fig. 2 is the syndeton front view of the utility model the first movable plate and the second movable plate;
Fig. 3 is the syndeton front view of the utility model the 3rd movable plate and sample stage;
Fig. 4 is the automatic positioning flow figure of automatic location disclosed in the utility model sample moving platform.
Description of reference numerals: 1-fixed base plate, 2-the first movable plate, 21-the first slide rail, 22-the first motor, 22a-the first electric machine support, 23-the first feed screw nut, 23a-first feed screw nut's seat, 24-the first optoelectronic switch, 3-the second movable plate, 31-the second slide rail, 32-the second motor, 32a-the second electric machine support, 33-the second feed screw nut, 33a-second feed screw nut's seat, 34-the second optoelectronic switch, 4-the 3rd movable plate, 41-the 3rd slide rail, 42-the 3rd motor, 42a-the 3rd electric machine support, 43a-the 3rd feed screw nut's seat, 44-the first lifting diagonal brace, 45-the second lifting diagonal brace, 46-the 3rd slide block, 47-spacer, 5-sample stage, 51-the 4th slide rail, 52-Four-slider.
Embodiment
Below in conjunction with the accompanying drawing in the present embodiment, the technical scheme in embodiment is carried out specifically, described clearly and completely.
Shown in Fig. 1 and Fig. 2, a kind of automatic location sample moving platform of the present embodiment, comprise be positioned at bottom fixed base plate 1, be positioned at described fixed base plate 1 top the first movable plate 2, be positioned at described the first movable plate 2 tops the second movable plate 3, be positioned at the 3rd movable plate 4 of described the second movable plate 3 tops and be positioned at described the 3rd movable plate 4 tops, with the horizontally disposed sample stage 5 of the 3rd movable plate 4;
Length direction along fixed base plate 1 between described fixed base plate 1 and the first movable plate 2 is arranged with a plurality of the first slide rails 21 in parallel.On described fixed base plate 1, be provided with the first motor 22, the first motors 22 and be connected to the first electric machine support 22a above, the first optoelectronic switch 24 is also fixed on the first electric machine support 22a.The first motor 22 is with screw mandrel, on screw mandrel, be connected with the first feed screw nut 23, and be fixedly connected with the first movable plate 2 by first feed screw nut's seat 23a, thereby making under the first motor 22 is controlled, the first movable plate 2 relies on the first slide rail 21 along left and right directions, to slide thereupon.
Between described the first movable plate 2 and the second movable plate 3, along the Width of fixed base plate 1, be arranged with a plurality of and orthogonal the second slide rail 31 of described the first slide rail 21 in parallel.On described the first movable plate 2, be provided with the second motor 32, the second motors 32 and be connected to the second electric machine support 32a above, the second optoelectronic switch 34 is also fixed on the second electric machine support 32a.The second motor 32 is with screw mandrel, on screw mandrel, be connected with the second feed screw nut 33, and be fixedly connected with the second movable plate 3 by second feed screw nut's seat 33a, thereby making under the second motor 32 is controlled, the second movable plate 3 relies on the second slide rail 31 along fore-and-aft direction, to slide thereupon.
The sample moving platform of the present embodiment is when mobile, and concrete displacement adopts camera automatic focus location technology to obtain.
The scope of supposing the sample that camera can photograph is the wide W of long L, and area is L * W.Suppose that hot spot O coordinate is for (x1, y1), A is testing sample point (x2, y2), and its coordinate all can obtain by the software in the computer being connected with fluorescence spectrophotometer.AO represents testing sample point and the distance of hot spot on surface level.
If testing sample is put to A, move to hot spot O and overlap, can obtain A point is x=x1-x2 at the horizontal vector of x direction, and A point is y=y1-y2 at the vertical vector of y direction;
Suppose that level, vertical enlargement factor are designated as respectively p, w, vectorial in dividing of x and y direction by AO vector, can calculate moving horizontally apart from Sx of sample and be respectively with vertical displacement Sy:
Sx=x/p ； Sy=y/w。
Common movement by the first slide rail 21 and the second slide rail 31, moves to testing sample point with X-ray hot spot and overlaps.
Between described the second movable plate 3 and the 3rd movable plate 4, be vertically installed with a heightening bracket 6.
Shown in Figure 3, the upper surface of described the 3rd movable plate 4 is provided with the 3rd slide rail 41, the lower surface of described sample stage 5 is provided with the 4th slide rail 51 being parallel to each other with described the 3rd slide rail 41, equal corresponding cross one another the first lifting diagonal brace 44 and the second lifting diagonal brace 45 of being provided with in both sides of described the 3rd movable plate 4 and sample stage 5, the two ends of described the first lifting diagonal brace 44 are fixedly connected with the two ends of sample stage 5, the 3rd movable plate 4 respectively by holder 44a; On described the 3rd slide rail 41, be provided with the 3rd slide block 46, on the 4th slide rail 51, be provided with Four-slider 52, one end of described the second lifting diagonal brace 45 is connected with the 3rd slide rail 41 by the 3rd slide block 46, and the other end of described the second lifting diagonal brace 45 is connected with the 4th slide rail 51 by Four-slider 52.On described the 3rd movable plate 4, be provided with the 3rd motor 42, the 3rd motor 42 is connected on the 3rd electric machine support 42a, the 3rd motor 42 is with screw mandrel, on screw mandrel, be connected with the 3rd feed screw nut and the 3rd feed screw nut's seat 43a, thereby in the situation that the first lifting diagonal brace 44 keeps motionless, the two ends of the second lifting diagonal brace 45 can be along the 3rd slide rail 46, the 4th slide rail 51 slides, thereby regulate the height of sample stage 5, make sample stage 5 raise or reduce, by testing sample point move to focussed collimated device under keep specified altitude assignment with detector, while guaranteeing each measurement, X ray is identical to the launching efficiency of testing sample.
As one of preferred version of the present embodiment, the inner side at described the second lifting diagonal brace 45 two ends is provided with spacer 47.
Shown in Figure 4, be the process flow diagram that location sample moving platform is located automatically automatically.
Start first testing sample to be placed on sample stage, select tested point, the horizontal and vertical displacement that computer calculation sample mobile platform moves, then first move the first movable plate, the second movable plate, testing sample point is moved to X-ray hot spot and overlapped, more mobile the 3rd movable plate is kept certain height sample tested point and detector, adjust the rear mobile bi-motor of distance, start test, obtain a result, test finishes.
The present embodiment is simple and reasonable, adopt three-dimensional sample mobile platform, there is good space locomotivity, load-bearing capacity, make X-fluorescence spectrometer can automatically, accurately locate sample tested point, under testing sample is accurately moved to focussed collimated device, overlap with X-ray hot spot, improve accuracy of detection.
Above-mentioned embodiment; be only explanation technical conceive of the present utility model and architectural feature; object is to allow stakeholder implement according to this; but above said content does not limit protection domain of the present utility model; any equivalence that every foundation Spirit Essence of the present utility model is done changes or modifies, within all should falling into protection domain of the present utility model.
Claims (7)
1. automatically locate sample moving platform for one kind, it is characterized in that, this automatically locate sample moving platform comprise be positioned at bottom fixed base plate, be positioned at described fixed base plate top the first movable plate, be positioned at described the first movable plate top the second movable plate, be positioned at the 3rd movable plate of described the second movable plate top and be positioned at described the 3rd movable plate top, with the horizontally disposed sample stage of the 3rd movable plate;
Length direction along fixed base plate between described fixed base plate and the first movable plate is arranged with a plurality of the first slide rails in parallel, between described the first movable plate and the second movable plate, along the Width of fixed base plate, is arranged with a plurality of and orthogonal the second slide rail of described the first slide rail in parallel;
The upper surface of described the 3rd movable plate is provided with the 3rd slide rail, the lower surface of described sample stage is provided with the 4th slide rail being parallel to each other with described the 3rd slide rail, equal corresponding cross one another the first lifting diagonal brace and the second lifting diagonal brace of being provided with in both sides of described the 3rd movable plate and sample stage, the second lifting diagonal brace can slide along the 3rd slide rail, the 4th slide rail.
2. automatic location according to claim 1 sample moving platform, is characterized in that, is provided with the first motor on described fixed base plate, on described the first motor, is provided with the first feed screw nut, and is fixedly connected with the first movable plate.
3. automatic location according to claim 1 sample moving platform, is characterized in that, on described the first movable plate, is provided with the second motor, on described the second motor, is provided with the second feed screw nut, and is fixedly connected with the second movable plate.
4. automatic location according to claim 1 sample moving platform, is characterized in that, on described the 3rd movable plate, is provided with the 3rd motor.
5. automatic location according to claim 1 sample moving platform, is characterized in that, the two ends of described the first lifting diagonal brace are fixedly connected with the two ends of sample stage, the 3rd movable plate respectively by holder.
6. automatic location according to claim 1 sample moving platform, it is characterized in that, on described the 3rd slide rail, be provided with the 3rd slide block, on the 4th slide rail, be provided with Four-slider, one end of described the second lifting diagonal brace is connected with the 3rd slide rail by the 3rd slide block, and the other end of described the second lifting diagonal brace is connected with the 4th slide rail by Four-slider.
7. automatic location according to claim 1 sample moving platform, is characterized in that, between described the second movable plate and the 3rd movable plate, is vertically installed with a heightening bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420195026.1U CN203786038U (en) | 2014-04-21 | 2014-04-21 | Automatic-positioning sample moving platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420195026.1U CN203786038U (en) | 2014-04-21 | 2014-04-21 | Automatic-positioning sample moving platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203786038U true CN203786038U (en) | 2014-08-20 |
Family
ID=51322215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420195026.1U Expired - Lifetime CN203786038U (en) | 2014-04-21 | 2014-04-21 | Automatic-positioning sample moving platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203786038U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880455A (en) * | 2015-06-09 | 2015-09-02 | 钢研纳克检测技术有限公司 | Two-dimensional mobile platform applied to adjust plasma position of ICP (Inductively Coupled Plasma) analytical instrument |
| CN105225909A (en) * | 2015-09-17 | 2016-01-06 | 北京大学 | A kind of sample platform of scanning electronic microscope positioner and localization method thereof |
| CN107860818A (en) * | 2017-11-25 | 2018-03-30 | 江苏衡昇仪器有限公司 | A kind of three-dimensional coordinate of icp mses |
| CN108303603A (en) * | 2018-01-19 | 2018-07-20 | 广东柏兹电子科技有限公司 | A kind of electric wave test darkroom device |
| CN110006927A (en) * | 2019-03-21 | 2019-07-12 | 浙江大学 | A kind of device and its application method preparing copper alloy with high strength and high conductivity original position stretching sample |
| CN110057808A (en) * | 2019-05-27 | 2019-07-26 | 中国人民解放军军事科学院军事医学研究院 | Sample swivel mount and Raman spectrum detector |
| CN110455719A (en) * | 2019-08-16 | 2019-11-15 | 中国科学技术大学 | Three-dimensional photoacoustic imaging system and method |
| CN111337439A (en) * | 2020-04-20 | 2020-06-26 | 厦门汇美集智科技有限公司 | Multi-mode spectrum testing device |
| CN113155783A (en) * | 2021-02-05 | 2021-07-23 | 上海元析仪器有限公司 | Two-dimensional automatic micro sample rack and method thereof |
-
2014
- 2014-04-21 CN CN201420195026.1U patent/CN203786038U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880455A (en) * | 2015-06-09 | 2015-09-02 | 钢研纳克检测技术有限公司 | Two-dimensional mobile platform applied to adjust plasma position of ICP (Inductively Coupled Plasma) analytical instrument |
| CN104880455B (en) * | 2015-06-09 | 2017-12-26 | 钢研纳克检测技术有限公司 | Two-dimensional movement platform applied to the regulation of icp analysis instrument plasma position |
| CN105225909A (en) * | 2015-09-17 | 2016-01-06 | 北京大学 | A kind of sample platform of scanning electronic microscope positioner and localization method thereof |
| CN107860818A (en) * | 2017-11-25 | 2018-03-30 | 江苏衡昇仪器有限公司 | A kind of three-dimensional coordinate of icp mses |
| CN108303603A (en) * | 2018-01-19 | 2018-07-20 | 广东柏兹电子科技有限公司 | A kind of electric wave test darkroom device |
| CN110006927A (en) * | 2019-03-21 | 2019-07-12 | 浙江大学 | A kind of device and its application method preparing copper alloy with high strength and high conductivity original position stretching sample |
| CN110057808A (en) * | 2019-05-27 | 2019-07-26 | 中国人民解放军军事科学院军事医学研究院 | Sample swivel mount and Raman spectrum detector |
| US11971358B2 (en) | 2019-05-27 | 2024-04-30 | Academy Of Military Medical Sciences | Sample rotating rack and Raman spectrum detector |
| CN110455719A (en) * | 2019-08-16 | 2019-11-15 | 中国科学技术大学 | Three-dimensional photoacoustic imaging system and method |
| CN111337439A (en) * | 2020-04-20 | 2020-06-26 | 厦门汇美集智科技有限公司 | Multi-mode spectrum testing device |
| CN113155783A (en) * | 2021-02-05 | 2021-07-23 | 上海元析仪器有限公司 | Two-dimensional automatic micro sample rack and method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203786038U (en) | Automatic-positioning sample moving platform | |
| CN103433810B (en) | Complicated curve surface normal vector on-machine detection device and method | |
| CN104567674B (en) | Bilateral fitting confocal measurement method | |
| CN105241511B (en) | Safety glass quality automatic detection device | |
| CN104792869B (en) | The Ultrasonic Nondestructive system of low-voltage electrical apparatus electrical contact brazing quality | |
| CN104655031B (en) | Light Electrical online monitoring method teaching innovation experiment platform | |
| CN204556500U (en) | A kind of based on sharp light-struck device for measuring refractive index of transparent liquid | |
| CN103307984A (en) | Laser measuring device, laser measuring system and laser measuring method for adjustable paddle blade | |
| CN103954625A (en) | Traceable damage threshold measurement technology facing laser film internal defects | |
| CN106813600B (en) | Non-contact discontinuous plane flatness measuring system | |
| CN104330050A (en) | Dynamic interference splicing measuring device and method for large-caliber optical elements | |
| CN205880675U (en) | Three -coordinate measuring machine part measuring uses quick aligning device | |
| CN105066903A (en) | Laser three-dimensional measurement system and measurement method thereof | |
| CN108895992A (en) | A kind of laser scanning device and application method for distress in concrete fracture surface roughness | |
| CN205506004U (en) | Portable plane degree laser detector | |
| CN203390388U (en) | Accurate location device for laser focus | |
| CN202109888U (en) | Multi-laser sensing measuring apparatus | |
| CN209247652U (en) | Rivet surface defect on-line measuring device on a kind of big shell | |
| CN105091778B (en) | Obform guide rail one side characteristic detection method and device based on line-structured laser | |
| CN207675651U (en) | Portable underwater deposit, rock composition detection device based on LIBS technologies | |
| CN104848829B (en) | Gang form detecting system and method | |
| CN208736375U (en) | A kind of laser scanning device for distress in concrete fracture surface roughness | |
| CN104567676B (en) | Bilateral fitting differential confocal measurement method | |
| CN104215186B (en) | Device and method for measuring spatial position coordinate relationship of measuring head system of swing arm type contourgraph | |
| CN104316007B (en) | The accurate physical dimension measuring system of large scale based on witness mark battle array |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |
|
| CX01 | Expiry of patent term |