CN206523289U - A kind of laser tracker ability of tracking test device - Google Patents
A kind of laser tracker ability of tracking test device Download PDFInfo
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- CN206523289U CN206523289U CN201720101935.8U CN201720101935U CN206523289U CN 206523289 U CN206523289 U CN 206523289U CN 201720101935 U CN201720101935 U CN 201720101935U CN 206523289 U CN206523289 U CN 206523289U
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Abstract
The utility model is related to instrument detection technique field, more particularly to a kind of laser tracker ability of tracking test device and method, its device includes one-dimensional tracking aptitude tests module, the one-dimensional tracking aptitude tests module includes long linear electric motors platform and short straight line motor platform, the long linear electric motors platform is provided with long line slideway, be slidably connected the short straight line motor platform on the long line slideway, the short straight line motor platform is provided with the short straight line guide rail vertical with the long line slideway, the short straight line guide rail fixed seat provided with target ball that is slidably connected；The long linear electric motors platform and the short straight line motor platform are connected with control unit.The utility model can produce the standard circular arc of different radii, during one-dimensional tracking aptitude tests are carried out, realize the standard arc track of cooperative target radius variable, and significantly more efficient decision data is provided to evaluate laser tracker.
Description
Technical field
The utility model is related to instrument detection technique field, more particularly to a kind of laser tracker ability of tracking test dress
Put.
Background technology
Laser tracker, its high-acruracy survey to cooperation coordinates of targets is based on laser is tracked.Tracker is only
The great potential of large scale accurate measurement could have been given play to extraordinary ability of tracking in industry spot by having.Precise and high efficiency
The ability of tracking for testing tracker can be that the raising of tracking performance and the appropriate of instrument use and provide important reference frame.Due to
The follower head of laser tracker realizes the tracking to target using the dimensional turntable for being capable of orientation rotation and pitching rotation, thus complete
The one-dimensional tracking ability that whole tracking and testing device requirement can test tracker can test the two-dimensional tracking ability of tracker again,
The former emphasis is that the optimization of tracking system and the improvement of tracking strategy provide evaluation measures, and the latter's emphasis is that user surveys in large scale
Quantity space operation cooperative target provides reference and constrained.However, current ability of tracking test device is to one-dimensional ability of tracking
Test is perfect not enough, it can be common that laser tracker is placed in the circle centre position of fixed arc orbit, passes through control targe target
Ball is moved on arc orbit, so as to realize the test process to the one-dimensional ability of laser tracker, but is due to that arc orbit is
It is fixedly installed in advance, such a test process can not realize ability of tracking of the laser tracker under the arc track of different radii
Test, it is impossible to the ability of tracking of effectively evaluating laser tracker.
Utility model content
(1) technical problem to be solved
The utility model provides a kind of laser tracker ability of tracking test device, for solve existing laser tracker with
Track detection means can not realize the standard circular arc track testing of radius variable, be unable to effective evaluation laser tracker ability of tracking
Problem.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of laser tracker ability of tracking test device, bag
One-dimensional tracking aptitude tests module is included, the one-dimensional tracking aptitude tests module includes long linear electric motors platform and short straight line motor
Platform, the long linear electric motors platform is provided with long line slideway, the long line slideway short straight line electricity that is slidably connected
Machine platform, the short straight line motor platform is provided with the short straight line guide rail vertical with the long line slideway, and the short straight line is led
Be slidably connected the fixed seat provided with target ball on rail；The long linear electric motors platform and the short straight line motor platform are single with control
Member connection.
Wherein, in addition to two-dimensional tracking aptitude tests module, the two-dimensional tracking aptitude tests module includes support frame, rotation
Rotating motor and turning arm, the top of support frame as described above are provided with the electric rotating machine, and the output shaft of the electric rotating machine is vertically connected
The turning arm, the top connection target ball seat of the turning arm；The electric rotating machine is connected with described control unit.
Wherein, the turning arm is provided with two, and the axisymmetrical of the relatively described output shaft of two turning arms is arranged.
Wherein, described control unit is ECU.
Wherein, the turning arm is the turning arm of extension type.
(3) beneficial effect
The laser tracker ability of tracking test device that the utility model is provided, has following spy compared to prior art
Point：
1st, laser tracker ability of tracking test device of the present utility model, is led by long linear electric motors platform and short straight line
Organic cooperation of rail platform, enables to the movement locus of the target ball in the one-dimensional tracking aptitude tests module of aptitude tests device
For standard circular arc, the control by control unit to long linear electric motors platform and short straight line motor platform, it is possible to achieve target ball
The circular motion of different radii, so as to realize the one-dimensional tracking aptitude tests of the standard arc track of radius variable, and then more has
Evaluation of the realization of effect to laser tracker；
2nd, laser tracker ability of tracking test device of the present utility model, one-dimensional tracking aptitude tests module is straight by length
The placement location of line motor platform is different, it is possible to achieve the integration capability test to level, vertical one-dimensional tracking, swashs to evaluate
Optical tracker system provides effective data；
3rd, laser tracker ability of tracking test device of the present utility model, can by two-dimensional tracking aptitude tests module
The test to two-dimensional tracking ability is realized, so that test device can carry out testing to one-dimensional tracking ability and can be to two dimension
Ability of tracking is tested, and by the two states of peacekeeping two dimension, laser tracker can be carried out it is more comprehensive and
Comprehensively evaluate, can be instrument development people with providing important analysis decision data, and can provide important for instrument user of service
Reference data.
Brief description of the drawings
The composition schematic diagram for the laser tracker ability of tracking test device that Fig. 1 provides for the utility model；
The schematic diagram for the laser tracker orientation ability of tracking test that Fig. 2 provides for the utility model；
The schematic diagram for the laser tracker following in elevation aptitude tests that Fig. 3 provides for the utility model；
The schematic diagram for the laser tracker ranging response aptitude tests that Fig. 4 provides for the utility model；
The schematic diagram for the laser tracker two-dimensional tracking aptitude tests that Fig. 5 provides for the utility model；
In figure, 100：One-dimensional tracking aptitude tests module；200：Two-dimensional tracking aptitude tests module；1：Long linear electric motors are put down
Platform；2：Short straight line motor platform；3：Long line slideway；4：Short straight line guide rail；5：Fixed seat；6：Control unit；7：Support frame；8：
Electric rotating machine；9：Turning arm；10：Target ball seat；11：Laser tracker；12：Optical table；13：Target ball.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Better embodiment of the present utility model is given in accompanying drawing.It these are only preferred embodiment of the present utility model, and unprovoked
This limits the scope of the claims of the present utility model, equivalent structure that every utilization the utility model specification and accompanying drawing content are made or
Equivalent flow conversion, or other related technical fields are directly or indirectly used in, similarly it is included in of the present utility model special
In sharp protection domain.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is herein to be in term used in the description of the present utility model
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " bag
Include the arbitrary and all combination of one or more related Listed Items.
The utility model provides a kind of laser tracker ability of tracking test device, for solve existing laser tracker with
Track detection means can not realize the standard circular arc track testing of radius variable, be unable to effective evaluation laser tracker ability of tracking
Problem.
As shown in Figure 1, 2, 3, a kind of laser tracker ability of tracking test device is provided in the utility model embodiment, wrapped
One-dimensional tracking aptitude tests module 100 is included, one-dimensional tracking aptitude tests module 100 includes long linear electric motors platform 1 and short straight line
Motor platform 2, long linear electric motors platform 1 is provided with long line slideway 3, long line slideway 3 the short straight line motor that is slidably connected and put down
Platform 2, short straight line motor platform 2 is provided with the short straight line guide rail 4 vertical with long line slideway 3, short straight line guide rail 4 and is slidably connected
Fixed seat 5 provided with target ball；Long linear electric motors platform 1 and short straight line motor platform 2 are connected with control unit 6.Further,
In order to which by controlling long linear electric motors platform 1 and the flat lift 2 of short straight line motor to realize the motion of target ball 13 in fixed seat 5, control is single
Member 6 uses ECU.Laser tracker ability of tracking test device of the present utility model, number is passed through using two linear electric motors
Credit solution and the mode of synthesis can produce the variable standard circular arc of diameter, can be the one of a wide range of interior testing laser tracker
Tie up ability of tracking；In addition, the test device is during one-dimensional tracking aptitude tests are carried out, long linear electric motors plateau levels are placed
When, orientation ability of tracking test can be realized, when long linear electric motors platform is placed vertically, can realize that following in elevation ability is surveyed
Examination.
Laser tracker ability of tracking test device of the present utility model, is led by long linear electric motors platform 1 and short straight line
Organic cooperation of rail platform 2, enables to the motion rail of the target ball in the one-dimensional tracking aptitude tests module of aptitude tests device
Mark is standard circular arc, passes through the control of the 6 pairs long linear electric motors platform 1 of control unit and short straight line motor platform 2, it is possible to achieve Gu
The circular motion of the different radii of target ball in reservation 5, so as to realize the one-dimensional tracking ability of the standard arc track of radius variable
Test, and then more effectively realize the evaluation to laser tracker.In addition, laser tracker ability of tracking of the present utility model is surveyed
Trial assembly is put, and one-dimensional tracking aptitude tests module is different by the placement location of long linear electric motors platform, it is possible to achieve to level, erected
The integration capability test of straight one-dimensional tracking, effective data are provided to evaluate laser tracker.
In the present embodiment, the laser tracker ability of tracking test device that the utility model is provided passes through one-dimensional tracking ability
Test module 100 carries out one-dimensional tracking aptitude tests, and during one-dimensional tracking aptitude tests, long linear electric motors plateau levels are put
Put, complete orientation tracking limit test.Specifically, orientation tracking limit test comprises the following steps：
S11, long linear electric motors platform 1 lain in a horizontal plane on optical table 12；
S12, laser tracker 11 lain in a horizontal plane in pedestal (not shown), adjust the height of pedestal so that swash
The mirror center of optical tracker system 11 and the centre of sphere of target ball in fixed seat 5 are contour；Adjust the position of pedestal so that laser tracker
11 with fixed seat 5 on target ball horizontal range be preset value；
S13, startup control unit 6, control long linear electric motors platform 1 and the cooperative motion of short straight line motor platform 2, real respectively
Relative motion and fixed seat 5 and the relative motion of short straight line guide rail 4 of the existing short straight line motor platform 2 with long line slideway 3, so that
So that the movement locus of target ball is horizontal circular arc in fixed seat 5, and realize in fixed seat 5 target ball 13 along water by control unit 6
Flat round arc carries out the reciprocating motion compared with low speed；
Target ball 13 is completed after n (n >=1) secondary reciprocating motion on S14, fixed seat 5, increases target ball in a fixed seat 5 respectively
Speed and acceleration, and record the speed and acceleration of target ball 13 in each fixed seat 5；
The step of S15, repetition S14, until the follower head of laser tracker 11 can not be realized to target ball in the fixed seat 5
13 tracking；
S16, the maximum speed to that can realize tracking and acceleration are checked, and target ball is in maximum in fixed seat 5
Carried out under speed and acceleration at least 2n times reciprocating motion, if reproduction laser tracker 11 in fixed seat 5 target ball 13 with
Track, then maximum speed and acceleration are the orientation tracking limit；If can not reappear, then next step is carried out；It may be appreciated
It is, when being checked, in order to ensure to check accuracy, and to ensure the accuracy of the tracking limit determined, when checking
The reciprocating motion of at least 2n times is carried out, that is, reciprocating number of times will be 2 of the first reciprocating motion number of times in S14 when checking
More than times；
S17, the speed of secondary one-level to that can realize tracking and acceleration are checked, and target ball is secondary one in fixed seat 5
At least 2n times reciprocating motion is carried out under the speed and acceleration of level, if reproduction laser tracker 11 is to target ball in fixed seat 5
Tracking, then the speed and acceleration of secondary one-level are the orientation tracking limit；If can not reappear, then next step is carried out；
S18, repeat step S17, until determining that orientation tracks the limit.
The laser tracker ability of tracking test device that the utility model is provided, passes through one-dimensional tracking aptitude tests module
Long line slideway horizontal positioned, and under the control action of control unit, the test to orientation ability of tracking is realized, so that it is determined that
Go out the orientation tracking limit, to provide effective data to evaluate laser tracker.
In the present embodiment, after the orientation tracking limit is determined, also comprise the following steps：
S19, computer azimuth track the velocity deviation absolute value and acceleration bias absolute value of the limit, and the speed is inclined
Ratio and the acceleration bias absolute value and orientation tracking pole of the poor absolute value with the speed of the orientation tracking limit
Evaluation criterion of the ratio of the acceleration of limit as orientation with respect to ability of tracking；Wherein, velocity deviation absolute value is by checking
Fixed seat 5 on target ball the absolute value of the difference of speed that exports of speed and laser tracker 11；Acceleration bias is to pass through
The absolute value of the difference for the acceleration that the acceleration of target ball is exported with laser tracker 11 in the fixed seat 5 checked.
Two-stage can be divided into the evaluation of laser ability of tracking in the method for testing of the utility model test device, one just
It is the ability of tracking of the tracker normal work by determination, i.e., is transported as the target ball of cooperative target with much speed, acceleration
When dynamic, tracker can normal output coordinate value；Another is to track the speed deviation after the limit is determined, acceleration bias
Value；The ability of tracking of laser tracker is evaluated by two aspects, important analysis can be provided for instrument development personnel and determined
Plan data, and the basic data used can be provided for the use of instrument user of service.
In the present embodiment, one-dimensional tracking aptitude tests also include following in elevation limit test, following in elevation limit test bag
Include following steps：
S11 ＇, by long linear electric motors platform 1 vertically place；
S12 ＇, laser tracker 11 lain in a horizontal plane on pedestal, adjusts the position of pedestal so that laser tracker 11 with
The horizontal range of target ball is preset value in fixed seat 5；
S13 ＇, startup control unit, control long linear electric motors platform 1 and the cooperative motion of short straight line motor platform 2, real respectively
Relative motion and fixed seat 5 and the relative motion of short straight line guide rail 4 of the existing short straight line motor platform 2 with long line slideway 3, so that
So that the movement locus of target ball 13 is the vertical circular arc of water in fixed seat 5, and target ball 13 in fixed seat 5 is realized by control unit 6
The reciprocating motion compared with low speed is carried out along vertical circular arc；
Target ball is completed after n ＇ (n ＇ >=1) secondary reciprocating motion on S14 ＇, fixed seat 5, increases target ball in a fixed seat 5 respectively
The speed and acceleration of target ball 13 in 13 speed and acceleration, record fixed seat 5；
The step of S15 ＇, repetition S14 ＇, until the follower head of laser tracker 11 can not realize the tracking to the target ball；
S16 ＇, the maximum speed to that can realize tracking and acceleration are checked, and target ball is in maximum in fixed seat 5
At least 2n ＇ times reciprocating motions are carried out under speed and acceleration, if laser tracker 11 reappear in fixed seat 5 target ball 13 with
Track, then maximum speed and acceleration are the following in elevation limit；If can not reappear, then next step is carried out；It may be appreciated
It is, when being checked, in order to ensure to check accuracy, and to ensure the accuracy of the tracking limit determined, when checking
At least 2n ＇ times reciprocating motion is carried out, that is, reciprocating number of times will be the first reciprocating motion number of times in S14 when checking
More than 2 times；
S17 ＇, the speed of secondary one-level to that can realize tracking and acceleration are checked, and target ball is secondary one in fixed seat 5
At least ＇ reciprocating motion of 2n is carried out under the speed and acceleration of level, if target ball 13 in the reproduction fixed seat 5 of laser tracker 11
Tracking, then the speed and acceleration of secondary one-level are the following in elevation limit；If can not reappear, then next step is carried out；
S18 ＇, repeat step S17 ＇, until determining the following in elevation limit.
The laser tracker ability of tracking test device that the utility model is provided, passes through one-dimensional tracking aptitude tests module
Long line slideway is placed vertically, and under the control action of control unit, realizes the test to orientation ability of tracking, so that it is determined that
Go out the following in elevation limit, to provide effective data to evaluate laser tracker.
In the present embodiment, after the following in elevation limit is determined, also comprise the following steps：
S19 ＇, the velocity deviation absolute value and acceleration bias absolute value for calculating the following in elevation limit, and by velocity deviation
The ratio of absolute value and the ratio and acceleration bias absolute value and the acceleration of the following in elevation limit of the speed of the following in elevation limit
It is worth the evaluation criterion with respect to ability of tracking as pitching；Velocity deviation absolute value is passes through target ball 13 in the fixed seat 5 checked
The absolute value of the difference for the speed that speed is exported with laser tracker 11；Acceleration bias is passes through target in the fixed seat 5 checked
The absolute value of the difference for the acceleration that the acceleration of ball 13 is exported with laser tracker 11.
The laser ability of tracking test device that the utility model is provided, by orientation under one-dimensional state and the tracking limit of pitching
Absolute value of the bias and the evaluation criterion under the one-dimensional state of ratio of the tracking limit with respect to ability of tracking, ratio is smaller, then tracks
Ability is better, by the evaluation criterion, can be with the ability of tracking of the one-dimensional state of effective evaluation laser tracker 11.
As shown in figure 4, in the present embodiment, one-dimensional tracking aptitude tests also include ranging response aptitude tests, ranging response
Aptitude tests comprise the following steps：
S11 ＂, long linear electric motors platform 1 lain in a horizontal plane on optical table 12；
S12 ＂, laser tracker 11 lain in a horizontal plane on pedestal, adjust the height of pedestal so that laser tracker 11
Mirror center and the centre of sphere of target ball 13 in fixed seat 5 are contour；Adjust the position of pedestal so that laser tracker 11 and fixed seat
The horizontal range of target ball 13 is preset value on 5；
S13 ＂, start control unit, control long linear electric motors platform 1 to move alone so that target ball 13 is along water in fixed seat 5
Flat line carries out the reciprocating motion compared with low speed；
Target ball is completed after N (N >=1) secondary reciprocating motion on S14 ＂, fixed seat 5, increases target ball 13 in a fixed seat 5 respectively
Speed and acceleration, record fixed seat 5 on target ball 13 speed and acceleration；
The step of S15 ＂, repetition S14 ＂, until the follower head of laser tracker 11 can not be realized to target ball 13 in fixed seat 5
Tracking；
S16 ＂, the maximum speed to that can realize tracking and acceleration are checked, and target ball is in maximum in fixed seat 5
At least 2N times reciprocating motion is carried out under speed and acceleration, if laser tracker 11 reappears the tracking of target ball in fixed seat 5, then
Maximum speed and acceleration is the tracking limit of ranging response；If can not reappear, then next step is carried out；It may be appreciated
It is, when being checked, in order to ensure to check accuracy, and to ensure the accuracy of the tracking limit determined, when checking
The reciprocating motion of at least 2N times is carried out, that is, reciprocating number of times will be 2 of the first reciprocating motion number of times in S14 when checking
More than times；
S17 ＂, the speed of secondary one-level to that can realize tracking and acceleration are checked, and target ball is secondary one in fixed seat 5
Level speed and acceleration under carry out at least 2N time reciprocating motion, if laser tracker 11 reappear fixed seat 5 on target ball with
Track, then the speed and acceleration of secondary one-level are the tracking limit of ranging response；If can not reappear, then next step is carried out；
S18 ＂, repeat step S17 ＂, until determining the tracking limit of ranging response.
The laser tracker ability of tracking test device that the utility model is provided, passes through one-dimensional tracking aptitude tests module
Long linear electric motors plateau levels are placed, and control unit controls long linear electric motors platform independent role, realize and ranging response is tracked
The test of ability, so that it is determined that go out ranging tracks the limit accordingly, to be provided for instrument development personnel evaluation laser tracker
Effective data.
As shown in figure 5, in the present embodiment, the laser tracker ability of tracking test device that the utility model is provided also includes
Two-dimensional tracking aptitude tests module 200, two-dimensional tracking aptitude tests module 200 includes support frame 7, electric rotating machine 8 and turning arm
9, the top of support frame 7 is provided with electric rotating machine 8, and the output shaft of electric rotating machine 8 vertically connects turning arm 9, and the top of turning arm 9 connects
Connect target ball seat 10；Electric rotating machine 8 is connected with control unit 6.Further, for the balance of holding torque, turning arm 9 is provided with
Two, two turning arms 9 rotate against the axisymmetrical arrangement of the output shaft of motor 8.In addition, in order to realize target on target ball seat 10
The movement locus of ball is different circle, and turning arm 9 is designed as the turning arm of extension type, by changing the length of turning arm,
Realize the circular trace of different-diameter state.
Laser tracker ability of tracking test device of the present utility model, passes through the energy of two-dimensional tracking aptitude tests module 200
The test to two-dimensional tracking ability is enough realized, under the control of the control unit, electric rotating machine 8 drives turning arm 9 in perpendicular
Inside move in a circle, target ball 13 produces orientation, the speed in pitch orientation and acceleration on target ball seat 10 so that its around
The axis of output shaft moves in a circle, and completes the two-dimensional tracking aptitude tests to laser tracker；Laser tracker ability of tracking
Test device to one-dimensional tracking ability can test and can be by two-dimensional tracking energy by one-dimensional tracking aptitude tests module
Power test module is tested two-dimensional tracking ability；, can by the test result under the two states to peacekeeping two dimension
Laser tracker is carried out more comprehensive and comprehensively evaluated.
Specifically, two-dimensional tracking aptitude tests comprise the following steps：
S21, laser tracker 11 lain in a horizontal plane on pedestal, adjust the height of pedestal so that laser tracker 11
The center of mirror center and electric rotating machine 8 is contour；Adjust the position of pedestal so that in mirror center and electric rotating machine 8
The connecting line of the heart is perpendicular to turning arm 9；
S22, start control unit 6, control electric rotating machine 8 is acted, the electricity of the output shaft of electric rotating machine 8 in electric rotating machine 8
It is dynamic lower to rotate, moved in a circle with output shaft turning arm connected vertically 9 around output shaft, then on target ball seat 10 target ball motion
Track is the circular motion on perpendicular, and realizes that target ball is circumferentially carried out compared with low speed on target ball seat 10 by control unit
Move back and forth；
Target ball is completed after N ＇ (N ＇ >=1) secondary reciprocating motion on S23, target ball seat 10, increases target on a target ball seat 10 respectively
The speed and acceleration of target ball on the speed and acceleration of ball, record target ball seat 10；
The step of S24, repetition S23, until the follower head of laser tracker 11 can not be realized to target ball on target ball seat 10
Tracking；
S25, the maximum speed to that can realize tracking and acceleration are checked, and target ball is in maximum on target ball seat 10
At least ＇ reciprocating motion of 2N is carried out under speed and acceleration, if laser tracker 11 reappears the tracking of target ball on target ball seat 10,
Then maximum speed and acceleration are the two-dimensional tracking limit；If can not reappear, then next step is carried out；It is understood that
When being checked, in order to ensure to check accuracy, and ensure the accuracy of the tracking limit determined, to enter when checking
Row at least 2N ＇ time reciprocating motion, that is, reciprocating number of times will be 2 times of the first reciprocating motion number of times in S14 when checking
More than；
S26, the speed of secondary one-level to that can realize tracking and acceleration are checked, and target ball is secondary one on target ball seat 10
At least ＇ reciprocating motion of 2N is carried out under the speed and acceleration of level, if target ball on the reproduction target ball of laser tracker 11 seat 10
Tracking, then the speed and acceleration of secondary one-level are the two-dimensional tracking limit；If can not reappear, then next step is carried out；
S27, repeat step S26, until determining the two-dimensional tracking limit.
In the present embodiment, after the two-dimensional tracking limit is determined, also comprise the following steps：
S28, the velocity deviation absolute value and acceleration bias absolute value for calculating the two-dimensional tracking limit, and velocity deviation is exhausted
To being worth the ratio with the ratio and acceleration bias absolute value and the acceleration of the two-dimensional tracking limit of the speed of the two-dimensional tracking limit
It is used as the evaluation criterion of the relative ability of tracking of two dimension；Velocity deviation absolute value is passes through the speed of target ball on the target ball checked seat 10
The absolute value of the difference for the speed that degree is exported with laser tracker 11；Acceleration bias is passes through target ball on the target ball checked seat 10
The absolute value of the difference of acceleration that exports of acceleration and laser tracker 11.
It is understood that in ability of tracking test process under two-dimensional state, in the presence of electric rotating machine, being used as target
Target ball produce orientation, the speed of pitch orientation, acceleration on perpendicular, and laser tracker is also to export respectively
Speed, pitch acceleration in orientation, pitch orientation, it is determined that after the two-dimensional tracking limit, answering on first passage target ball seat 10
Orientation, the speed in pitch orientation and the acceleration of target ball try to achieve the sum velocity and resultant acceleration of the two-dimensional tracking limit, by swashing
Orientation, the speed in pitch orientation and the acceleration that optical tracker system 11 is exported try to achieve the sum velocity that now laser tracker 11 is exported
And resultant acceleration, then the speed of the two is calculated by the sum velocity of target ball on target ball seat 10 and the sum velocity of laser tracker 11
Deviation is spent, adding for the two is calculated by the resultant acceleration of target ball on target ball seat 10 and the resultant acceleration of laser tracker 11
Velocity deviation absolute value.
Laser tracker ability of tracking test device of the present utility model, can by one-dimensional tracking aptitude tests module
Realize the variable standard circular arc of diameter, can in a wide range of testing laser tracker orientation, pitching one-dimensional tracking ability；It is logical
Two-dimensional tracking aptitude tests module is crossed, by electric rotating machine and turning arm, the two-dimensional tracking ability that can be carried out in a wide range of is surveyed
Examination；The corresponding tracking limit is not only drawn in test process, speed deviation and target velocity are determined always according to the tracking limit
Ratio and acceleration bias absolute value and aimed acceleration ratio；Both sides is evaluated, and can be used for instrument development people
Important analysis decision data is provided, and important reference data can be provided for instrument user of service.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of laser tracker ability of tracking test device, it is characterised in that described including one-dimensional tracking aptitude tests module
One-dimensional tracking aptitude tests module includes setting on long linear electric motors platform and short straight line motor platform, the long linear electric motors platform
Have in the short straight line motor platform that is slidably connected on long line slideway, the long line slideway, the short straight line motor platform
Provided with the short straight line guide rail vertical with the long line slideway, be slidably connected the fixation provided with target ball on the short straight line guide rail
Seat；The long linear electric motors platform and the short straight line motor platform are connected with control unit.
2. laser tracker ability of tracking test device according to claim 1, it is characterised in that also including two-dimensional tracking
Aptitude tests module, the two-dimensional tracking aptitude tests module includes support frame, electric rotating machine and turning arm, support frame as described above
Top is provided with the electric rotating machine, and the output shaft of the electric rotating machine vertically connects the turning arm, the top of the turning arm
Connect target ball seat；The electric rotating machine is connected with described control unit.
3. laser tracker ability of tracking test device according to claim 2, it is characterised in that the turning arm is provided with
Two, the axisymmetrical arrangement of the relatively described output shaft of two turning arms.
4. the laser tracker ability of tracking test device according to any one of claim 1-3, it is characterised in that described
Control unit is ECU.
5. the laser tracker ability of tracking test device according to Claims 2 or 3, it is characterised in that the turning arm
For the turning arm of extension type.
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| CN113108219A (en) * | 2021-04-13 | 2021-07-13 | 黑龙江彼岸视觉科技开发有限公司 | High-precision lead screw transmission fixed-point passive mapping follow-up tracking focusing system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113091511A (en) * | 2021-04-13 | 2021-07-09 | 黑龙江彼岸视觉科技开发有限公司 | Directional cross rail tracking method based on similar triangle proportion mapping principle |
| CN113108219A (en) * | 2021-04-13 | 2021-07-13 | 黑龙江彼岸视觉科技开发有限公司 | High-precision lead screw transmission fixed-point passive mapping follow-up tracking focusing system and method |
| CN113108219B (en) * | 2021-04-13 | 2021-12-28 | 黑龙江彼岸视觉科技开发有限公司 | High-precision lead screw transmission fixed-point passive mapping follow-up tracking focusing system and method |
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