CN106771365A - A kind of angular-rate sensor demarcation performs device and scaling method - Google Patents
A kind of angular-rate sensor demarcation performs device and scaling method Download PDFInfo
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- CN106771365A CN106771365A CN201611233231.2A CN201611233231A CN106771365A CN 106771365 A CN106771365 A CN 106771365A CN 201611233231 A CN201611233231 A CN 201611233231A CN 106771365 A CN106771365 A CN 106771365A
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- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups
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Abstract
The invention discloses a kind of angular-rate sensor demarcation performs device, including being fixed on the motor that angular velocity measurement is fixed on base plate, the output shaft of motor passes through shaft coupling joint angle velocity determination axle, angular speed is determined axle and is fixed on angular velocity measurement fixation base plate by bearing, the output end that angular speed determines axle is provided with an angular speed rotating disk for fixing angular-rate sensor and driving it to rotate coaxially, and is determined in angular speed and be socketed with conducting slip ring at angular speed rotating disk rear on axle.Method the invention also discloses angular-rate sensor demarcation is carried out using the performs device.Performs device simple structure of the invention, low cost, demarcating angular-rate sensor using performs device of the invention can be according to the working environment needs of different angular-rate sensors, angular velocity sensor is demarcated under specified environment, verify its sensitivity, the parameters such as the linearity, hysteresis, high precision.
Description
Technical field
The present invention relates to a kind of performs device for demarcating angular-rate sensor, and angle is carried out using the performs device
The method that velocity sensor is demarcated, belongs to the demarcation field of sensor.
Background technology
Transducer calibration is exactly that the process of degree of determining is carried out to sensor using the higher leveled standard utensil of precision, so as to establish
Corresponding relation between sensor output quantity and defeated people amount.The error relationship under different use conditions is also determined simultaneously.Demarcate
Basic skills is to produce known non electrical quantity as input quantity by the use of reference instrument, is input in sensor to be calibrated, then
The output quantity of sensor is compared with the standard volume of input, series of standards data or curve is obtained.It is true according to test data
Determine the property indices of sensor, be actually also to determine the certainty of measurement of sensor.
Angular-rate sensor is a kind of moment of momentum sensitivity housing relative inertness space of utilization high-speed rotator around being orthogonal to
One of the axis of rotation or two angular movement detection means detection measured object angular velocity signal of axle is simultaneously converted into usable output signal
Measuring instrument, also referred to as mechanical gyroscope.Existing angular-rate sensor demarcates that to there is precision not high enough, or cost is too big
Problem.Generally under higher rotation speed, the vibrations of machine and noise are very big.It is small when this is mainly due to high-speed rotation
It is uneven all to be caused by unlimited amplification.
The content of the invention
The technical problem that the present invention first has to solve is to provide a kind of low cost, the relative and high angle speed of mark timing accuracy
Degree transducer calibration performs device.
Angular-rate sensor demarcation performs device of the present invention, including it is fixed on angular velocity measurement fixation base plate
On motor, the output shaft of motor determines axle and is fixed on angle by bearing by shaft coupling joint angle velocity determination axle, angular speed
Tachometric survey is fixed on base plate, and the output end that angular speed determines axle is provided with one for fixing angular-rate sensor and driving it
The angular speed rotating disk for rotating coaxially, determines in angular speed and be socketed with conducting slip ring at angular speed rotating disk rear on axle.
Further, the shaft coupling is the insulating coupling being made up of insulating materials so that performs device turns in energization
When dynamic and external insulation, the personal safety of the service behaviour and operating personnel of angular-rate sensor is not interfered with.
Further, the motor is configured with motor cabinet, and angular speed determined be located on axle and be socketed at conducting slip ring rear
There is the conducting slip ring fixed seat for fixing conducting slip ring, motor cabinet and conducting slip ring fixed seat are each attached to angular velocity measurement and consolidate
Determine on base plate.
Further, the bearing include be located at be arranged on angular speed determine axle input angular speed fixing bearing and
It is arranged on the duplex bearing at conducting slip ring rear.
Further, the angular speed rotating disk includes circular chassis, and the center on chassis offers joint angle velocity determination
The fixed shaft hole of axle output end, the front outer portion projection on chassis is provided with several equally distributed coiling blocks, two neighboring
Space between coiling block is coiling breach；Several plug holes are also evenly arranged with the chassis and several are tied up
Post；It is located on the chassis around fixed shaft hole and is evenly arranged with several for installing the replaceable of fixed angular-rate sensor
The clamp-securing bore of fixture.
Further, it is described each tie up post and be arranged in a lacing hole, the lacing hole includes being uniformly arranged on bottom
The interior lacing hole of the relatively close fixed shaft hole on disk and position and it is arranged at chassis edge and positioned at coiling breach corresponding position
Outer lacing hole, the post of tying up includes that post and several are tied up in several ties up post outward, inside ties up post and is horizontally set at interior wearing
In cord hole, post is tied up outward and is horizontally set at outer tying up on the outside of post.
Above lacing hole correspondence ties up post, as long as the requirement that the quantity of plug hole meets demarcated angular-rate sensor is
Can, the harmony that rotating disk is rotated when the former will ensure to determine, the latter can meet the number of conductors of angular-rate sensor and measure will
Ask, rotating speed is efficiently converted into voltage signal and transmitted.
Further, the coiling block is in cambered surface, inward at both ends bending along chassis edge.
Further, the chassis side of the angular speed rotating disk is symmetrically arranged with one group of screwed hole, is provided with screwed hole
Screw.
It is main to include two present invention also offers a kind of method that angular-rate sensor is demarcated using foregoing performs device
Step：
(1), PC ends are allowed to possess a rotating speed for determination by the motor in servo drive control performs device, so that
The angular-rate sensor for being fixed on performs device end is set to possess the rotating speed of the determination, angular-rate sensor is by the rotating speed of the determination
Measuring instrument is passed to voltage signal, then voltage output signal is passed into PC ends by measuring instrument,
(2), with different rotating speeds, repeat step (1) makes a different set of determination rotating speed obtain one group of positively related voltage
Output signal, the demarcation for generating the angular-rate sensor by PC ends is reported；
Wherein, the angular-rate sensor is fixed on angular speed rotating disk by changeable clamp, angular-rate sensor
Wire uniform winding is tied up on the coiling block of angular speed rotating disk by tie string, and line trap is plugged on angular speed rotating disk
On plug hole on.
Further, the changeable clamp includes mounting surface and the vertical plane perpendicular to mounting surface, and mounting surface passes through
Clamp-securing bore is fixed on angular speed rotating disk；Angular-rate sensor makes angle by being separately fixed on mounting surface and vertical plane
The X, Y, Z axis of velocity sensor rotates overlapping of axles with performs device respectively, respectively obtains the data of X, Y, Z axis, is drawn by PC ends
The corresponding relation curve gone out between input quantity and output quantity and the property indices for determining angular-rate sensor.
Each component combination of the present invention and annexation rationally, can effectively play cushioning effect, at utmost reduce and demarcate
Error.Beneficial effects of the present invention are specifically described as：
1st, angular-rate sensor is fixed on the axle center of performs device end in calibration process, it is ensured that its actual speed
Rotating speed with rotating disk is identical, and will not loosen and cause the deviation of calibration result.Angular-rate sensor is solid by changeable clamp
It is scheduled on the angular speed rotating disk of the demarcation performs device end, it is possible to by the wire uniform winding of angular-rate sensor in angle speed
On degree rotating disk, and tied up with bounding wire and made its uniform quality, it is ensured that it is not loosened in high-speed rotation, and plug hole uniformly divides
Cloth connects sensor conductor plug to ensure dynamic balancing and data transfer in disc surfaces, while in the side of rotating disk with right
The screwed hole and screw of title, by the elastic regulation of screw, reach dynamic balancing so that the centrifugal force in its high-speed rotation
Smaller, the vibrations of generation, the harmful effect such as noise is reduced.
2nd, angular velocity measurement axle is fixed using duplex bearing to the heart, fully ensures that axiality during rotation, reduces noise, and
The damage to device longevity is shaken, the vibrations unfavorable to instrument caused by imbalance during elimination high-speed rotation as much as possible
Deng influence.
3rd, using conducting slip ring device so that when angular velocity measurement axle is rotated, can between measuring instrument and sensor
360 degree of moment keep circuit to connect, and obtain survey data in time.
4th, angular-rate sensor is separately fixed at the mounting surface of replaceable stationary fixture, and vertical plane makes angle speed sensing respectively
The X, Y, Z axis of device and the rotation overlapping of axles of performs device, so as to realize the measurement of three-dimensional angular velocity, and conversion is convenient.
In a word, performs device of the invention is simple and reasonable for structure and low cost, and angle is demarcated using performs device of the invention
Velocity sensor can be according to the working environment needs of different angular-rate sensors, the angular velocity sensor under specified environment
Demarcated, verified the parameters such as its sensitivity, the linearity, hysteresis, high precision.Performs device of the invention is specially adapted to height
The demarcation of the angular-rate sensor of rotating speed (1800-2000 revs/min).
Brief description of the drawings
Fig. 1 is the structural representation of angular-rate sensor demarcation performs device of the present invention；
Fig. 2 is the structural representation of rotating disk；
Fig. 3 is the left view structural representation of Fig. 2；
Fig. 4 is the structural representation of changeable clamp；
Fig. 5 is that changeable clamp is arranged on rotating disk, when angular-rate sensor is fixed on the mounting surface of the changeable clamp
Structural representation；
Fig. 6 is that changeable clamp is arranged on rotating disk, when angular-rate sensor is fixed on the vertical plane of the changeable clamp
Structural representation；
Fig. 7 is that changeable clamp is arranged on rotating disk, and angular-rate sensor is fixed another on the vertical plane of the changeable clamp
A kind of structural representation during figure
Fig. 8 is the schematic flow sheet of scaling method of the present invention.
Reference in figure, 1- angular velocity measurements fix base plate, and 2- motors, 3- motor cabinets, 4- shaft couplings, 5- angular speed is surveyed
Amount axle, 6- angular speed fixing bearings, 7- duplex bearings, 8- conducting slip ring fixed seats, 9- conducting slip rings, 10- angular speed rotating disks,
10.1- chassis, the outer lacing holes of 10.1.1-, ties up post outside 10.1.2-, 10.2- mounting sleeves, 10.3- coiling blocks, 10.4- is fixed
Axis hole, 10.5- coiling breach, lacing hole in 10.6- ties up post in 10.6.1-, 10.7- clamp-securing bores, 10.8- plug holes,
10.9- screwed holes, 11- angular-rate sensors, 12.1- mounting surfaces, 12.2- vertical planes.
Specific embodiment
With reference to embodiment, present disclosure is more specifically illustrated.Implementation of the invention is not limited to following reality
Example is applied, any formal accommodation or change made to the present invention all should be within the scope of the present invention.
Embodiment 1：
Angular-rate sensor demarcation performs device of the invention, (Fig. 1 is mainly the connection of all parts as shown in Figure 1
The expression of position relationship, detail is presented in the independent accompanying drawing of corresponding component), the performs device is solid including angular velocity measurement
Determine base plate 1, angular velocity measurement is fixed to be provided with base plate 1 in motor cabinet 3, motor cabinet 3 and is provided with motor 2, the output shaft of motor 2
By the joint angle velocity determination axle 5 of shaft coupling 4 being made up of insulating materials, and between shaft coupling 4 and angular speed determine axle 5
Angular speed fixing bearing 6 is provided with, angular speed to be determined and be provided with the duplex bearing 7 being fixed on axle 5.5 are determined in angular speed
Output end is provided with the angular speed for fixing angular-rate sensor 11 and driving angular-rate sensor 11 to rotate coaxially and turns
Disk 10, determines in angular speed and is socketed with conducting slip ring 9 on axle 5 at the rear of angular speed rotating disk 10, and it is upper that angular speed determines axle 5
The conducting slip ring fixed seat 8 for fixing conducting slip ring 9 is socketed with the rear of conducting slip ring 9, conducting slip ring fixed seat 8 is fixed
Fixed on base plate 1 in angular velocity measurement.
The structure of angular speed rotating disk 10 as shown in Figure 2,3, including circular chassis 10.1, the center on chassis 10.1 offers
The fixed shaft hole 10.4 of the output end of joint angle velocity determination axle 5, the back side on chassis 10.1 is provided with mounting sleeve 10.2, is allowed to more
Angular speed is fixed on well to determine in the output end of axle 5.The front on chassis 10.1 is evenly arranged with some along the edge of chassis 10.1
The individual coiling block 10.3 (the present embodiment has 4 coiling blocks 10.3 symmetrically to set) in arc surfaced, and coiling block 10.3 two
End bends inwards, and the space between two neighboring coiling block 10.3 is coiling breach 10.5, facilitates coiling.
Interior lacing hole 10.6, several circular plug holes 10.8 of several rectangles are additionally provided with chassis 10.1,
Circle center hole around chassis 10.1 is evenly distributed, and the present embodiment is with three interior lacing holes, 10.6, three interval of plug hole 10.8 rows
Row are set.Horizontally set (i.e. across the interior lacing hole 10.6) has in one and ties up post 10.6.1 in interior lacing hole 10.6；On chassis
The corresponding position of coiling breach 10.5 is located on 10.1, outer lacing hole 10.1.1 is offered, in the outside of outer lacing hole 10.1.1,
Namely the edge on chassis 10.1 is horizontally arranged with and ties up post 10.1.2 outward.The wire of angular-rate sensor 11 is wrapped in coiling
On block 10.3, tied up firmly with tie string, tie string be fixed in tie up post 10.6.1 or tie up on post 10.1.2 outward, prevent pine
Open.The line trap of angular-rate sensor 11 is plugged at plug hole 10.8.
It is located on the chassis 10.1 around fixed shaft hole 10.4 and is also evenly arranged with one group for installing fixed angles speed
Spend the clamp-securing bore 10.7 of the changeable clamp of sensor.
As shown in figure 3, being symmetrically arranged with one group of screwed hole 10.9, spiral shell in the side of chassis 10.1 of the angular speed rotating disk 10
Line 10.9 is provided with screw in hole, by the elastic regulation of screw, reaches dynamic balancing so that in its high-speed rotation from
Mental and physical efforts are smaller, the vibrations of generation, and the harmful effect such as noise is reduced.
Angular-rate sensor 11 is fixed on angular speed rotating disk 10 by changeable clamp, the changeable clamp such as Fig. 4 institutes
Show, including mounting surface and the vertical plane perpendicular to mounting surface.
The method that angular-rate sensor is demarcated using foregoing performs device, the schematic flow sheet with reference to shown in Fig. 8.
Before concrete operations, first standby thermometer and hygrometer, experimental implementation temperature is determined according to different conditions of work, wet
Degree.Because the service behaviour of different test temperatures and humidity on sensor can cause very big influence, angular speed sensing
The demarcation needs of device are corresponding with practical work environment.Then proceed as follows successively：
(1) power supply of each instrument, is opened, servo-drive is rectified with PC and is really connected, to ensure that it provides each determination value
Rotating speed.
(2), performs device is fixed on working top, prevents it from vibration is produced in high-speed rotation.
(3), angular-rate sensor 11 is fixedly mounted on the mounting surface of changeable clamp (such as Fig. 5 institutes with screwdriver
Show), and make one of axle of angular-rate sensor 11, it is assumed that it is X-axis and the rotation overlapping of axles of performs device, angular speed is passed
The reasonable uniform winding of wire of sensor 11 is tied up on the coiling block 10.3 of angular speed rotating disk 10 with tie string, is then carried out
Side screw regulation dynamic balancing.
(4), according to the measurement range of different angular-rate sensors, several equidistant points are divided into, according to measurement range
Branch situation, set on PC ends minimum tachometer value, worked by servo drive control motor 2, make performs device with phase
Same rotational speed, and drive the rotation of angular-rate sensor 11.
(5), voltage analog signal is passed to measuring instrument by angular-rate sensor 11, is shown in gathered data measuring instrument
Output voltage value stabilization after, record the output quantity.Measuring instrument is also powered angular velocity sensor 11 as high-performance power supply
There is provided driving voltage, it is ensured that its normal work.
(6), the magnitude of angular velocity of computer settings is lifted successively from small to large, step 5 is repeated, each point is obtained
Original nominal data.
(7) after, X-axis is demarcated and terminated, angular-rate sensor 11 is removed, is again fixed on angular-rate sensor 11 vertical
Face (as shown in Figure 6) directly, make another axle of angular-rate sensor 11, it is assumed that be the rotation overlapping of axles of Y-axis and performs device,
Repeat step 1-6.
(8) figure (as shown in Figure 7) of angular-rate sensor 11, is adjusted, makes the 3rd axle, Z of angular-rate sensor 11
The rotation overlapping of axles of axle and performs device, repeat step 1-6.
(9) nominal data, is processed, the corresponding relation curve map between input quantity and output quantity is drawn and is determined sensor
Property indices.
I.e. by above-mentioned steps, angular-rate sensor 11 is determined in tri- demarcation in direction of X, Y, Z.
Claims (10)
1. a kind of angular-rate sensor demarcation performs device, it is characterised in that：The performs device includes being fixed on angular speed survey
Motor (2) on the fixed base plate (1) of amount, the output shaft of motor (2) is by shaft coupling (4) joint angle velocity determination axle (5), angle speed
Degree is determined axle (5) and is fixed on angular velocity measurement fixation base plate (1) by bearing, and the output end that angular speed determines axle (5) is installed
There is an angular speed rotating disk (10) for fixing angular-rate sensor and driving it to rotate coaxially, axle (5) is determined in angular speed
Upper being located at angular speed rotating disk (10) rear is socketed with conducting slip ring (9).
2. angular-rate sensor demarcation performs device according to claim 1, it is characterised in that：The shaft coupling (4) is
The insulating coupling being made up of insulating materials.
3. angular-rate sensor demarcation performs device according to claim 1, it is characterised in that：Motor (2) configuration
Have on motor cabinet (3), angular speed determined be located on axle (5) and be socketed with for fixing conducting slip ring (9) at conducting slip ring (9) rear
Conducting slip ring fixed seat (8), motor cabinet (3) and conducting slip ring fixed seat (8) are each attached to angular velocity measurement and fix base plate (1)
On.
4. angular-rate sensor demarcation performs device according to claim 1, it is characterised in that：The bearing includes being located at
Angular speed is arranged on to determine the angular speed fixing bearing (6) of axle (5) input and be arranged on the twin shaft at conducting slip ring (9) rear
Hold (7).
5. angular-rate sensor demarcation performs device according to claim 1, it is characterised in that：The angular speed rotating disk
(10) including circular chassis (10.1), the center of chassis (10.1) offers consolidating for joint angle velocity determination axle (5) output end
Dead axle hole (10.4), the front outer portion projection of chassis (10.1) is provided with several equally distributed coiling blocks (10.3), in phase
Space between adjacent two coiling blocks (10.3) is coiling breach (10.5)；Also it is evenly arranged with the chassis (10.1) some
Individual plug hole (10.8) and several tie up post；It is located on the chassis (10.1) around fixed shaft hole (10.4) and is uniformly arranged
There is the clamp-securing bore (10.7) of several changeable clamps for installing fixed angular-rate sensor.
6. angular-rate sensor demarcation performs device according to claim 5, it is characterised in that：It is described each to tie up post equal
It is arranged in a lacing hole, the lacing hole includes being uniformly arranged on chassis (10.1) and the relatively close fixed shaft hole in position
(10.4) interior lacing hole (10.6) and it is arranged at chassis (10.1) edge and positioned at the outer of coiling breach (10.5) corresponding position
Lacing hole (10.1.1), the post of tying up includes that post (10.6.1) and several are tied up in several ties up post (10.1.2) outward,
Inside tie up post (10.6.1) to be horizontally set in interior lacing hole (10.6), post (10.1.2) is tied up outward be horizontally set at and outer tie up post
(10.5.2) outside.
7. angular-rate sensor demarcation performs device according to claim 5, it is characterised in that：The coiling block (10.3)
It is in cambered surface, inward at both ends bending along chassis (10.1) edge.
8. angular-rate sensor demarcation performs device according to claim 5, it is characterised in that：The angular speed rotating disk
(10) chassis (10.1) side is symmetrically arranged with one group of screwed hole (10.9), and screw is provided with screw thread (10.9) hole.
9. the method that performs device described in a kind of utilization claim 1-8 demarcates angular-rate sensor, it is characterised in that：The demarcation
Method is,
(1), PC ends are allowed to possess a rotating speed for determination, so that solid by the motor in servo drive control performs device
The angular-rate sensor for being scheduled on performs device end possesses the rotating speed of the determination, and angular-rate sensor is by the rotating speed of the determination with electricity
Voltage output signal is passed to PC ends by pressure signal transmission to measuring instrument, then by measuring instrument,
(2), with different rotating speeds, repeat step (1) makes a different set of determination rotating speed obtain one group of positively related voltage output
Signal, the demarcation for generating the angular-rate sensor by PC ends is reported；
The angular-rate sensor is fixed on angular speed rotating disk (10) by changeable clamp, and the wire of angular-rate sensor is equal
It is even to be wound on the coiling block (10.3) of angular speed rotating disk (10), and tied up by tie string, line trap is plugged on angular speed
On plug hole (10.8) on rotating disk (10).
10. the method for demarcating angular-rate sensor according to claim 9, it is characterised in that：The changeable clamp includes
Mounting surface and the vertical plane perpendicular to mounting surface, mounting surface are fixed on angular speed rotating disk by clamp-securing bore (10.7)；
Angular-rate sensor by being separately fixed on mounting surface and vertical plane, make the X, Y, Z axis of angular-rate sensor respectively with execution
Device rotates overlapping of axles, respectively obtains the data of X, Y, Z axis, and the corresponding relation between input quantity and output quantity is drawn by PC ends
Curve simultaneously determines the property indices of angular-rate sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233231.2A CN106771365B (en) | 2016-12-28 | 2016-12-28 | Execution device for calibrating angular velocity sensor and calibration method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611233231.2A CN106771365B (en) | 2016-12-28 | 2016-12-28 | Execution device for calibrating angular velocity sensor and calibration method |
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| CN106771365A true CN106771365A (en) | 2017-05-31 |
| CN106771365B CN106771365B (en) | 2023-10-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353829A (en) * | 2021-12-23 | 2022-04-15 | 青岛智腾微电子有限公司 | High-temperature eccentric high-precision rotary table device |
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| 唐送;赵龙庆;熊翠军;: "加速度传感器动载响应标定试验研究", 传感器世界, no. 04, pages 18 - 21 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353829A (en) * | 2021-12-23 | 2022-04-15 | 青岛智腾微电子有限公司 | High-temperature eccentric high-precision rotary table device |
| CN114353829B (en) * | 2021-12-23 | 2023-03-24 | 青岛智腾微电子有限公司 | High-temperature eccentric high-precision rotary table device |
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| CN106771365B (en) | 2023-10-27 |
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