CN206056524U - Axis intersection test device - Google Patents
Axis intersection test device Download PDFInfo
- Publication number
- CN206056524U CN206056524U CN201620829064.7U CN201620829064U CN206056524U CN 206056524 U CN206056524 U CN 206056524U CN 201620829064 U CN201620829064 U CN 201620829064U CN 206056524 U CN206056524 U CN 206056524U
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- Prior art keywords
- turntable
- axis
- trunnion axis
- mirror
- intersection
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Abstract
This utility model provides a kind of axis intersection test device, including autocollimation theodolite, photoelectric auto-collimator and reflecting mirror；Photoelectric auto instrument and autocollimation theodolite are erected at the two ends of turntable trunnion axis；Reflecting mirror is arranged on turntable trunnion axis；Reflecting mirror is positioned at the intersection for passing through an orthogonal translation and turntable trunnion axis in turntable vertical axises；The reflecting mirror is plane double mirror.This utility model test device adopts contactless two axles Intersection method of testing, and measuring accuracy is high, and measuring method is not limited by standard core rods size.
Description
Technical field
This utility model is related to axis intersection field tests.
Background technology
Dimensional turntable suffers from being widely applied in fields such as space flight, aviation, target ranges, and axis intersection is dimensional turntable one
The important precision index of item, refers specifically to the minima of distance between space pivot axis axis.
Existing common testing methods be contact method of testing, the method by by standard core rods be arranged on tested rotating shaft on,
Adjustment standard core rods are coaxial with tested rotating shaft.Amesdial is fixed in another rotating shaft, and amesdial gauge outfit withstands on standard core rods bus
On, record amesdial indicating value；Two rotating shafts rotate 180 °, record amesdial indicating value again.The one of amesdial reading difference twice
Half is exactly axis intersection.The method is contact method of testing, by amesdial precision, standard core rods deviation from circular from and installation
The restriction of error so that measuring accuracy is low, and standard core rods size limitation is received in rotating shaft to be measured.
Utility model content
The purpose of this utility model is to provide a kind of axis intersection test device, solves contact method of testing precision
Low problem.
Technical solution of the present utility model is：
A kind of axis intersection test device, which is particular in that：Including autocollimation theodolite, photoelectric auto-collimator and
Reflecting mirror；
Above-mentioned photoelectric auto instrument and autocollimation theodolite are arranged at the two ends of turntable trunnion axis；
The reflecting mirror is arranged on turntable trunnion axis；The reflecting mirror is particularly located at turntable vertical axises by once orthogonal flat
Move the intersection with turntable trunnion axis；Above-mentioned reflecting mirror is plane double mirror.
In order to autocollimation theodolite aims at reflecting mirror, above-mentioned mirror center band crosshair.
This utility model also provides a kind of method of test axis Intersection, comprises the following steps：
Step one：Adjustment plane double mirror so that the minute surface of plane double mirror and turntable Horizontal-shaft vertical；Adjust
Leveling face double mirror crosshair position so that in turntable trunnion axis rotary course, autocollimation theodolite reading is constant, i.e., ten
Word silk inconocenter and the horizontal overlapping of axles of turntable；
Step 2：Adjustment photoelectric auto-collimator, alignment surface double mirror adjustment autocollimation theodolite target plane are double
Face reflecting mirror crosshair inconocenter, records autocollimation theodolite reading (A1, E1)；
Step 3：By turntable trunnion axis by 45 ° of interval rotations, it is rotated by 360 ° altogether, plane double mirror follows turntable
Trunnion axis rotates, and often rotates a turntable trunnion axis, adjusts an autocollimation theodolite so that autocollimation theodolite target plane
Double mirror crosshair inconocenter, record autocollimation theodolite reading are respectively：(A2, E2) ... (A8, E8)；
Step 4：180 ° of photoelectric auto-collimator monitoring turntable vertical axises rotation, turntable trunnion axis and plane double mirror
Follow turntable vertical axises to rotate 180 °, adjust autocollimation theodolite target plane double mirror crosshair inconocenter, record is certainly
Collimation theodolite reading (A1', E1'), then turntable trunnion axis is rotated by 360 ° altogether, is often rotated and once turned by 45 ° of interval rotations
Platform trunnion axis, adjusts an autocollimation theodolite so that autocollimation theodolite target plane double mirror crosshair inconocenter,
Record autocollimation theodolite reading is respectively：(A2', E2') ... (A8', E8′)；
Step 5：Axis intersection is calculated by below equation；
θmax=max (θ1、θ2、θ3、θ4) (5)
ξ=Ltan (θmax/2) (6)
In formula, the distance of L-autocollimation theodolite rotating shaft and plane mirror crosshair；
The axis intersection of ξ-turntable trunnion axis and turntable trunnion axis；
θ1- in A1And A5Relative position under tested axis intersection relative to theodolite angle；
θ2- in A2And A6Relative position under tested axis intersection relative to theodolite angle；
θ3- in A3And A7Relative position under tested axis intersection relative to theodolite angle；
θ4- in A4And A8Relative position under tested axis intersection relative to theodolite angle.
The beneficial effects of the utility model are：
This utility model method of testing adopts contactless two axles Intersection method of testing, and measuring accuracy is high, and measurement side
Method is not limited by standard core rods size.
Description of the drawings
Fig. 1 is this utility model axis intersection method of testing schematic diagram；
Fig. 2 is this utility model mirror mirror crosshair face schematic diagram.
In figure, reference is：1- photoelectric auto-collimators；2- plane double mirrors；3- autocollimation theodolites；4- turntables
Trunnion axis；5- turntable vertical axises.
Specific embodiment
This utility model is further described below in conjunction with accompanying drawing.
As shown in figure 1, this utility model axis intersection test device includes the photoelectricity for being erected at turntable trunnion axis two ends
Autocollimator 1 and autocollimation theodolite 3, the plane double mirror with crosshair picture being arranged on turntable trunnion axis, such as Fig. 2
It is shown.
Adjacent two gyroaxis of dimensional turntable has two kinds of working conditions, one kind another axis of rotation for single-revolution axis vertical
Level, it is another kind of for the equal level of two axiss of rotation, this utility model horizontal work of another axis of rotation with single-revolution axis vertical
As a example by making state.
Specific testing procedure is as follows：
1) turntable vertical axises are translated so as to orthogonal with turntable trunnion axis；In the point of intersection of turntable trunnion axis, plane is set
Double mirror, and photoelectric auto-collimator and autocollimation theodolite are set up respectively at turntable trunnion axis two ends.
2) adjust plane double mirror so that plane double mirror minute surface and turntable Horizontal-shaft vertical；Then adjust
Plane double mirror crosshair position so that crosshair picture in turntable trunnion axis rotary course, auto-collimation Jing twice in front and back
The reading approximately equal of latitude instrument, when difference of reading is in the difference range of setting twice, is considered as the equal i.e. auto-collimation longitude and latitude of reading
The reading of instrument is constant when turntable trunnion axis rotates.
3) photoelectric auto-collimator alignment surface double mirror, autocollimation theodolite target plane double mirror crosshair
Inconocenter, records autocollimation theodolite reading (A1, E1), then by turntable trunnion axis by 45 ° of interval rotations (trunnion axis rotation, heres
During photoelectric auto-collimator and autocollimation theodolite maintain static), often rotate 45 °, adjust autocollimation theodolite alignment surface
The crosshair picture of double mirror, records autocollimation theodolite reading；Turntable trunnion axis is rotated by 360 ° altogether；Rotate through 8 times
The reading of autocollimation theodolite is recorded as (A respectively afterwards2, E2) ... (A8, E8)。
4) photoelectric auto-collimator monitoring turntable vertical axises rotate 180 °, and in the process, turntable trunnion axis and plane are two-sided
Reflecting mirror follows turntable vertical axises to rotate 180 °；Adjustment autocollimation theodolite target plane double mirror crosshair inconocenter,
Record autocollimation theodolite reading (A1', E1'), then by turntable trunnion axis by 45 ° of interval revolution (photoelectric auto-collimators during this
It is motionless with autocollimation theodolite), 45 ° are turned round often, adjustment autocollimation theodolite is directed at crosshair picture again, records auto-collimation longitude and latitude
Instrument reading, turntable trunnion axis turn round 360 ° altogether；After 8 revolutions, the reading of autocollimation theodolite is recorded as (A respectively2',
E2') ... (A8', E8′)。
5) data processing
θmax=max (θ1、θ2、θ3、θ4) (5)
ξ=Ltan (θmax/2) (6)
In formula, the distance of L-autocollimation theodolite rotating shaft and plane mirror crosshair；
The axis intersection of ξ-turntable trunnion axis and turntable trunnion axis.
Claims (2)
1. a kind of axis intersection test device, it is characterised in that：Including autocollimation theodolite, photoelectric auto-collimator and reflection
Mirror；
The photoelectric auto instrument and autocollimation theodolite are erected at the two ends of turntable trunnion axis；
The reflecting mirror is arranged on turntable trunnion axis；
The reflecting mirror is positioned at the intersection for passing through an orthogonal translation and turntable trunnion axis in turntable vertical axises；The reflecting mirror
For plane double mirror.
2. axis intersection test device according to claim 1, it is characterised in that：The mirror center band crosshair
Picture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620829064.7U CN206056524U (en) | 2016-08-02 | 2016-08-02 | Axis intersection test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620829064.7U CN206056524U (en) | 2016-08-02 | 2016-08-02 | Axis intersection test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206056524U true CN206056524U (en) | 2017-03-29 |
Family
ID=58380047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620829064.7U Expired - Fee Related CN206056524U (en) | 2016-08-02 | 2016-08-02 | Axis intersection test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206056524U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289085A (en) * | 2016-08-02 | 2017-01-04 | 中国科学院西安光学精密机械研究所 | Axis intersection test device and method |
| CN109443332A (en) * | 2018-12-11 | 2019-03-08 | 河北汉光重工有限责任公司 | A kind of laser measurement method of the anti-monitoring turntable shafting orthogonality in land |
| CN109945970A (en) * | 2018-12-10 | 2019-06-28 | 河北汉光重工有限责任公司 | A kind of channel circulation structure based on turret systems |
| CN112212825A (en) * | 2020-09-27 | 2021-01-12 | 中国科学院西安光学精密机械研究所 | Coaxial auto-collimation adjusting device and method for pitch axis of theodolite for astronomical observation |
-
2016
- 2016-08-02 CN CN201620829064.7U patent/CN206056524U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289085A (en) * | 2016-08-02 | 2017-01-04 | 中国科学院西安光学精密机械研究所 | Axis intersection test device and method |
| CN106289085B (en) * | 2016-08-02 | 2019-04-02 | 中国科学院西安光学精密机械研究所 | Axis intersection test device and method |
| CN109945970A (en) * | 2018-12-10 | 2019-06-28 | 河北汉光重工有限责任公司 | A kind of channel circulation structure based on turret systems |
| CN109443332A (en) * | 2018-12-11 | 2019-03-08 | 河北汉光重工有限责任公司 | A kind of laser measurement method of the anti-monitoring turntable shafting orthogonality in land |
| CN109443332B (en) * | 2018-12-11 | 2020-12-01 | 河北汉光重工有限责任公司 | Laser measurement method for orthogonality of land defense monitoring turntable shaft system |
| CN112212825A (en) * | 2020-09-27 | 2021-01-12 | 中国科学院西安光学精密机械研究所 | Coaxial auto-collimation adjusting device and method for pitch axis of theodolite for astronomical observation |
| CN112212825B (en) * | 2020-09-27 | 2021-10-15 | 中国科学院西安光学精密机械研究所 | Coaxial auto-collimation adjusting device and method for pitch axis of theodolite for astronomical observation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20190802 |