CN218584044U - Universal angle sensor testing device - Google Patents
Universal angle sensor testing device Download PDFInfo
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- CN218584044U CN218584044U CN202222582790.1U CN202222582790U CN218584044U CN 218584044 U CN218584044 U CN 218584044U CN 202222582790 U CN202222582790 U CN 202222582790U CN 218584044 U CN218584044 U CN 218584044U
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Abstract
The utility model provides a general angle sensor testing arrangement, belongs to sensor testing arrangement field, its characterized in that: comprises a test main body; the test main body comprises a precision electric turntable, a photoelectric encoder, a bearing seat, a transmission shaft and a coupler; the photoelectric encoder is connected with the transmission shaft through a rotor of the photoelectric encoder. The position of the angle sensor can be accurately controlled by arranging the precise electric turntable; the torque is increased, the back clearance in the positive direction is reduced, and the test of products with larger torque can be adapted; by arranging the photoelectric encoder, the testing efficiency and the testing precision are improved; the testing device can adapt to a low-temperature environment by arranging the temperature sensor and the heating rod; general angle sensor testing arrangement can be used to test various angle sensor, and application scope is wide, and efficiency of software testing is high, and easily operation, and the transport of being convenient for is changeed, is suitable for popularization and application.
Description
Technical Field
The utility model belongs to sensor testing arrangement field especially relates to a general angle sensor testing arrangement.
Background
In aerospace vehicles, there are a large number of applications for various types of angle sensors, such as rotary transformers, RVDT angle sensors, guide vane angle sensors, etc.; in the field of aerospace vehicles, the accuracy requirement on the angle sensor is high, and the use environment is severe, particularly in some occasions such as high temperature, severe cold, high speed, high vibration and the like. At present, most of angle sensor tests are carried out by various types of manufacturers aiming at an angle sensor of a specific type, the angle sensors of various types cannot be tested, the precision tests of production units and use units on various angle sensors cannot be met, and the precision test requirements of the angle sensors in high-temperature, low-temperature and normal-temperature environments are met.
Disclosure of Invention
The utility model aims at solving the above problem, provide a general angle sensor testing arrangement suitable for multiple model uses.
The utility model discloses a general angle sensor testing device, which comprises a testing main body;
the test main body comprises a precision electric turntable, a photoelectric encoder, a bearing seat, a transmission shaft and a coupler;
the coupling comprises a first coupling and a second coupling;
the output end of the precise electric turntable is connected with one end of the first coupler through a transfer shaft; the other end of the first coupling is connected with the lower end of the transmission shaft;
the upper end of the transmission shaft is connected with the second coupling;
two bearings are arranged at two ends of the bearing seat; the transmission shaft is connected with the bearing seat through a bearing;
the photoelectric encoder is connected with the transmission shaft through a rotor of the photoelectric encoder;
the photoelectric encoder and the bearing block are sequentially positioned between the first coupler and the second coupler;
the bearing block is provided with a switching flange; during testing, the adapter flange is used for fixing a stator shell of the angle sensor, and a rotor shaft of the angle sensor is connected with the transmission shaft through a second coupling; the output end of the precise electric turntable drives the transfer shaft to rotate, the rotating shaft drives the transmission shaft to rotate through the first coupler, the rotor of the photoelectric encoder and the rotor of the angle sensor rotate along with the transmission shaft, the angle value of the photoelectric encoder and the angle sensor is measured, and the precision value of the angle sensor is obtained.
Furthermore, in the universal angle sensor testing device of the present invention, a casing is disposed outside the testing main body;
a plurality of heating rods are arranged in the shell; a temperature sensor is arranged in the shell. Because accurate electronic revolving stage, photoelectric encoder can not satisfy low temperature environment, when low temperature environment used, when temperature sensor detected and reached preset low temperature point, made the heating rod add the electricity, the heating rod started to heat after getting the electricity, made the temperature in the box satisfy high accuracy revolving stage, photoelectric encoder's service environment. And when the temperature reaches the set upper limit value, the heating rod is powered off, and the heating rod stops working.
Furthermore, the universal angle sensor testing device of the utility model is characterized in that a heat dissipation plate is arranged in the shell; the heating rod is arranged on the heat dissipation plate; the temperature of the heating rod is radiated through the radiating plate, so that the temperature in the box body meets the use environment of the high-precision turntable and the photoelectric encoder.
Furthermore, in the universal angle sensor testing device of the present invention, a heat insulation block is disposed between the heat dissipation plate and the housing; prevent through the heat insulating block with the temperature transmission to the product end in the casing, avoid influencing the test result.
Furthermore, the universal angle sensor testing device of the utility model also comprises a control system;
the control system comprises an industrial personal computer, a signal conditioning box and a motor driving module;
the signal conditioning box and the motor driving module are electrically connected with the industrial personal computer;
the signal conditioning box is electrically connected with the photoelectric encoder;
the motor driving module is electrically connected with the precise electric turntable; when the angle sensor is tested, the angle sensor is connected with the signal conditioning box; the adapter flange is used for fixing a stator shell of the angle sensor, and a rotor shaft of the angle sensor is connected with the transmission shaft through a second coupler; the motor drive module drives the servo motor of the precise electric turntable, the output end of the precise electric turntable drives the transfer shaft to rotate, the rotating shaft drives the transmission shaft to rotate through the first coupler, and the rotor of the photoelectric encoder and the rotor of the angle sensor rotate along with the transmission shaft. The angle value of the photoelectric encoder is calculated after being collected by the signal conditioning box, the angle sensor calculates the angle value after being collected by the signal conditioning box, and the angle value calculated by the photoelectric encoder and the angle sensor is subjected to difference to obtain the precision value of the angle sensor.
Furthermore, the universal angle sensor testing device of the utility model also comprises a control system;
the control system comprises an industrial personal computer, a signal conditioning box and a motor driving module;
the signal conditioning box and the motor driving module are electrically connected with the industrial personal computer;
the signal conditioning box is respectively and electrically connected with the photoelectric encoder and the temperature sensor;
the motor driving module is electrically connected with the precise electric turntable. When the angle sensor is tested, the angle sensor is connected with the signal conditioning box; the adapter flange is used for fixing a stator shell of the angle sensor, and a rotor shaft of the angle sensor is connected with the transmission shaft through a second coupling; the motor drive module drives the servo motor of the precise electric turntable, the output end of the precise electric turntable drives the transfer shaft to rotate, the rotating shaft drives the transmission shaft to rotate through the first coupler, and the rotor of the photoelectric encoder and the rotor of the angle sensor rotate along with the transmission shaft. The angle value of the photoelectric encoder is calculated after being collected by the signal conditioning box, the angle sensor calculates the angle value after being collected by the signal conditioning box, and the angle value calculated by the photoelectric encoder and the angle sensor is subjected to difference to obtain the precision value of the angle sensor. In carrying out the angle sensor test process, because accurate electronic revolving stage, photoelectric encoder can not satisfy low temperature environment, when low temperature environment used, when temperature sensor detected and reached preset low temperature point, made the heating rod add power, the heating rod started heating after getting the electricity, made the temperature in the box satisfy high accuracy revolving stage, photoelectric encoder's service environment. And when the temperature reaches the set upper limit value, the heating rod is powered off, and the heating rod stops working.
Furthermore, the universal angle sensor testing device of the utility model comprises a shell, a base plate, a top plate, a side plate and an end plate;
the side plates comprise a first side plate and a second side plate;
the end plates comprise a first end plate and a second end plate;
the side plates and the end plates are vertically arranged on the bottom plate;
the top plate is parallel to the bottom plate and is used on the side plate and the end plate;
the first end plate is provided with a connector;
the connector is electrically connected with the precision electric turntable, the photoelectric encoder and the heating rod;
a temperature measuring hole is formed in the second end plate; the temperature sensor is arranged on the second end plate in a penetrating way through the temperature measuring hole; the probe part of the temperature sensor is positioned in a temperature measuring area in the shell, and the wiring part is positioned outside the shell and is convenient to be connected with external temperature measuring equipment.
An opening is formed in the top plate; the bearing seat is fixedly arranged in the opening; the adapter flange and the second coupler are both positioned on the upper portion of the top plate.
Furthermore, in the universal angle sensor testing device of the present invention, the heat dissipation plate includes an upper heat dissipation plate and a lower heat dissipation plate;
the upper heat dissipation plate is fixedly arranged at the lower part of the top plate; a heat insulation block is arranged between the upper heat dissipation plate and the top plate;
the lower heat dissipation plate is fixedly arranged on the upper part of the bottom plate; a heat insulation block is arranged between the lower heat dissipation plate and the bottom plate;
the temperature sensor is positioned between the lower heat dissipation plate and the upper heat dissipation plate. The heating panel is arranged at the upper part and the lower part in the shell respectively, so that the rapid heat dissipation of heat is facilitated, the temperature in the shell can reach the temperature meeting the test requirement in an express way under the low-temperature environment, and the test efficiency and the test precision are improved.
Still further, general angle sensor testing arrangement, its characterized in that: the number of the connectors is two; a first connector and a second connector respectively;
the first connector is connected with the signal wires of the precision electric turntable and the photoelectric encoder; the first connector realizes the external connection of the signal wires of the precision electric turntable and the photoelectric encoder;
the second connector is connected with power lines of the precision electric turntable, the heating rod and the photoelectric encoder; the second connector realizes the external connection of power lines for connecting the precise electric turntable, the heating rod and the photoelectric encoder.
Still further, general angle sensor testing arrangement, its characterized in that: the end plates are respectively provided with a handle; a plurality of foot pads are arranged at the lower part of the bottom plate; the test device is convenient to carry by arranging the handle; the placing stability of the testing device is improved by the aid of the pad feet, and the situation that the testing device is affected by water leakage of the placing platform can be effectively avoided.
The universal angle sensor testing device of the utility model can accurately control the position of the angle sensor by arranging the precise electric turntable; the torque is increased, the back clearance in the positive direction is reduced, and the test of products with larger torque can be adapted; by arranging the photoelectric encoder, the testing efficiency and the testing precision are improved; the testing device can adapt to a low-temperature environment by arranging the temperature sensor and the heating rod; general angle sensor testing arrangement can be used to test various angle sensor, and application scope is wide, and efficiency of software testing is high, and easily operation, and the transport of being convenient for is changeed, is suitable for popularization and application.
Drawings
Fig. 1 is a schematic structural diagram of a universal angle sensor testing device according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of the universal angle sensor testing device according to the embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a testing main body of the universal angle sensor testing device according to an embodiment of the present invention;
fig. 4 is a schematic control principle diagram of a universal angle sensor testing device according to an embodiment of the present invention;
the device comprises a top plate 1, a first side plate 2, a second side plate 3, a handle 4, a first connector 5, a second connector 6, a bottom plate 7, a first end plate 8, a foot pad 9, a temperature sensor 10, a second end plate 11, a heat insulation block 12, a precise electric rotary table 13, a heating rod 14, a lower heat dissipation plate 15, an upper heat dissipation plate 16, a transfer shaft 17, a first coupling 18, a photoelectric encoder 19, a bearing seat 20, a transmission shaft 21, a bearing 22, a transfer flange 23 and a second coupling 24.
Detailed Description
The following describes the general angle sensor testing device of the present invention in detail with reference to the accompanying drawings and embodiments.
Example one
The universal angle sensor testing device according to the embodiment of the present disclosure, as shown in fig. 3, includes a testing main body; the test main body comprises a precision electric rotary table 13, a photoelectric encoder 19, a bearing seat 20, a transmission shaft 21 and a coupler.
In the disclosed embodiment, the coupling includes a first coupling 18 and a second coupling 24; the output end of the precision electric rotary table 13 is connected with one end of the first coupling 18 through a transfer shaft 17; the other end of the first coupling 18 is connected with the lower end of the transmission shaft 21; the upper end of the transmission shaft 21 is connected with the second coupling 24; two ends of the bearing seat 20 are provided with a bearing 22; the transmission shaft 21 is connected with the bearing seat 20 through a bearing 22; the photoelectric encoder 19 is connected with the transmission shaft 21 through a rotor of the photoelectric encoder 19; the photoelectric encoder 19 and the bearing seat 20 are sequentially positioned between the first coupling 18 and the second coupling 24; an adapter flange 23 is arranged on the bearing seat 20. In the embodiment of the present disclosure, the model of the photoelectric encoder 19 is BH58K12A-72K-G24L-1M; the model of the precision electric rotary table 13 is TBR100-ASP1.
When the angle sensor is tested, the adapter flange 23 is used for fixing a stator shell of the angle sensor, and a rotor shaft of the angle sensor is connected with the transmission shaft 21 through the second coupler 24; the output end of the precision electric rotary table 13, the adapter shaft 17, the transmission shaft 21, the photoelectric encoder 19 and the angle sensor are coaxially arranged. The output end of the precise electric rotary table 13 drives the transfer shaft 17 to rotate, the transfer shaft 17 drives the transmission shaft 21 to rotate through the first coupler 18, and the rotor of the photoelectric encoder 19 and the rotor of the angle sensor rotate along with the transmission shaft 21, so that the angle value of the photoelectric encoder 19 and the angle sensor can be measured, and then difference is made to obtain the precision value of the angle sensor.
For example: the angle sensor measures an angle value of 10 ° 10'10", the opto-electronic encoder 19 measures an angle value of 10 ° 15'10", and the accuracy of the angle sensor is calculated as:
the value of the angle sensor — the value of the optoelectronic encoder 19 =10 ° 10 ″ -10 ° 15 ″ -10 ″ = -5', then the accuracy of the angle sensor is found to be-5'. If the design precision requirement meets +/-10 ', the calculated precision value-5' meets the design requirement, and the product is qualified.
Example two
On the basis of the first embodiment, as shown in fig. 2, a casing is disposed outside the first embodiment of the testing main body.
In the disclosed embodiment, as shown in fig. 1 (where fig. a is a front view of the universal angle sensor testing device; fig. b is a left side view of the universal angle sensor testing device; fig. c is a right side view of the universal angle sensor testing device; fig. d is a top view of the universal angle sensor testing device); the shell consists of a bottom plate 7, a top plate 1, side plates and end plates; the side panels comprise a first side panel 2 and a second side panel 3; the end plates comprise a first end plate 8 and a second end plate 11; the side plates and the end plates are vertically arranged on the bottom plate 7; the top plate 1 is arranged parallel to the bottom plate 7 for the aforementioned side and end plates.
In the disclosed embodiment, a temperature sensor 10 is provided in the housing; the model of the temperature sensor 10 is PT100; a temperature measuring hole is formed in the second end plate 11; the temperature sensor 10 is arranged on the second end plate 11 through a temperature measuring hole in a penetrating way; an opening is formed in the top plate 1; the bearing seat 20 is fixedly arranged in the opening; the aforementioned adapter flange 23 and the second coupling 24 are both located on the upper portion of the top plate 1.
In the embodiment of the present disclosure, a heat dissipation plate is disposed in the housing; the heating rod 14 is arranged on the heat dissipation plate; because precision electric turntable 13, photoelectric encoder 19 can not satisfy low temperature environment, when low temperature environment used, when temperature sensor 10 detected and reached preset low temperature point, made heating rod 14 add power up, heating rod 14 started heating after getting the electricity, heating rod 14's temperature dispels the heat through the heating panel, made the temperature in the box satisfy high accuracy revolving stage, photoelectric encoder 19's service environment. When the temperature reaches the set upper limit value, the heating rod 14 is powered off, and the heating rod 14 stops operating.
The heat dissipation plate comprises an upper heat dissipation plate 16 and a lower heat dissipation plate 15; the upper heat dissipation plate 16 is fixedly arranged at the lower part of the top plate 1; a heat insulation block 12 is arranged between the upper heat dissipation plate 16 and the top plate 1; the lower heat dissipation plate 15 is fixedly arranged on the upper part of the bottom plate 7; a heat insulation block 12 is arranged between the lower heat dissipation plate 15 and the bottom plate 7; the temperature sensor 10 is located between the lower heat sink 15 and the upper heat sink 16. The heat dissipation plates are arranged at the upper portion and the lower portion in the shell respectively, heat dissipation is achieved quickly, the temperature in the shell can reach the temperature meeting the testing requirement in an express mode under the low-temperature environment, and testing efficiency and precision are improved. The heat insulation block 12 prevents the temperature in the shell from being transferred to the product end, and the test result is prevented from being influenced.
In the disclosed embodiment, the first end plate 8 is provided with a connector; the number of the connectors is two; a first connector 5 and a second connector 6, respectively; the first connector 5 is connected with the signal lines of the precision electric turntable 13 and the photoelectric encoder 19; the first connector 5 realizes the external connection of the signal wires of the precision electric turntable 13 and the photoelectric encoder 19; the second connector 6 is connected with power lines of the precision electric turntable 13, the heating rod 14 and the photoelectric encoder 19; the second connector 6 realizes the external connection of power lines for connecting the precision electric rotary table 13, the heating rod 14 and the photoelectric encoder 19.
In the embodiment of the present disclosure, the end plates are provided with a handle 4; the lower part of the bottom plate 7 is provided with a plurality of foot pads 9; the handle 4 is arranged to facilitate the carrying of the testing device; through setting up pad foot 9 when improving testing arrangement and placing stability, can effectually avoid place the platform the condition appearance that the testing arrangement was influenced to the percolating water appearance.
When the angle sensor is tested, the stator shell of the angle sensor is fixed through the adapter flange 23, and a rotor shaft of the angle sensor is connected with the transmission shaft 21 through the second coupler 24; the output end of the precision electric rotary table 13, the adapter shaft 17, the transmission shaft 21, the photoelectric encoder 19 and the angle sensor are coaxially arranged. The output end of the precise electric rotary table 13 drives the transfer shaft 17 to rotate, the transfer shaft 17 drives the transmission shaft 21 to rotate through the first coupler 18, and the rotor of the photoelectric encoder 19 and the rotor of the angle sensor rotate along with the transmission shaft 21, so that the angle values of the photoelectric encoder 19 and the angle sensor can be measured, and then difference is made to obtain the precision value of the angle sensor.
In the test process, because accurate electronic revolving stage 13, photoelectric encoder 19 can not satisfy low temperature environment, consequently when low temperature environment used, when temperature sensor 10 detected and reached predetermined low temperature point, made heating rod 14 power up, heating rod 14 started heating after getting the electricity, the temperature of heating rod 14 dispels the heat through the heating panel, made the temperature in the box satisfy high accuracy revolving stage, photoelectric encoder 19's service environment. And when the temperature reaches the set upper limit value, the heating rod 14 is powered off, the heating rod 14 stops working, and the operation is repeated until the test of the angle sensor is finished.
EXAMPLE III
On the basis of the second embodiment, the universal angle sensor testing device according to the embodiment of the present disclosure further includes a control system, as shown in fig. 4, on the basis of the second embodiment; the control system of the embodiment of the disclosure comprises an industrial personal computer, a signal conditioning box and a motor driving module; and the device is also provided with a common display, a keyboard and a mouse and a power supply module.
The signal conditioning box and the motor driving module are electrically connected with the industrial personal computer; the signal conditioning box is respectively and electrically connected with the photoelectric encoder 19 and the temperature sensor 10; the motor driving module is electrically connected with the precise electric turntable 13. The power module is used for supplying power to the industrial personal computer, the signal conditioning box, the motor driving module, the angle testing device and other components participating in testing. The keyboard and the mouse are used for inputting operation instructions to the industrial personal computer; the display is used for displaying the test result and the feedback result of the test device after the test device obtains the control instruction, so that the test device is convenient to observe and dispose in time.
When the angle sensor is tested, the adapter flange 23 is used for fixing a stator shell of the angle sensor, and the angle sensor is connected with the signal conditioning box; the rotor shaft of the angle sensor is connected with the transmission shaft 21 through a second coupler 24; the motor driving module drives a servo motor of the precise electric rotary table 13, the output end of the precise electric rotary table 13 drives the transfer shaft 17 to rotate, the rotating shaft drives the transmission shaft 21 to rotate through the first coupler 18, and the rotor of the photoelectric encoder 19 and the rotor of the angle sensor rotate along with the transmission shaft 21. The angle value of the photoelectric encoder 19 is calculated after being collected by the signal conditioning box, the angle sensor calculates the angle value after being collected by the signal conditioning box, and the angle value calculated by the photoelectric encoder 19 and the angle sensor is subjected to subtraction to obtain the precision value of the angle sensor.
Meanwhile, in the process of testing the angle sensor, because the precision electric rotary table 13 and the photoelectric encoder 19 cannot meet the low-temperature environment, when the temperature sensor 10 is used in the low-temperature environment and detects that a preset low-temperature point is reached, the heating rod 14 is powered on, and the heating rod 14 starts to heat after being powered on, so that the temperature in the box body meets the use environment of the high-precision rotary table and the photoelectric encoder 19. And when the temperature reaches the set upper limit value, the heating rod 14 is powered off, the heating rod 14 stops working, and the operation is repeated until the angle sensor is tested.
Claims (10)
1. A general angle sensor testing arrangement which characterized in that: comprises a test main body;
the test main body comprises a precision electric turntable, a photoelectric encoder, a bearing seat, a transmission shaft and a coupler;
the coupling comprises a first coupling and a second coupling;
the output end of the precision electric turntable is connected with one end of the first coupler through a transfer shaft; the other end of the first coupling is connected with the lower end of the transmission shaft;
the upper end of the transmission shaft is connected with the second coupling;
two bearings are arranged at two ends of the bearing seat; the transmission shaft is connected with the bearing seat through a bearing;
the photoelectric encoder is connected with the transmission shaft through a rotor of the photoelectric encoder;
the photoelectric encoder and the bearing seat are sequentially positioned between the first coupler and the second coupler;
and the bearing seat is provided with a transfer flange.
2. The universal angle sensor test device of claim 1, wherein: a shell is arranged outside the test main body;
a plurality of heating rods are arranged in the shell;
a temperature sensor is arranged in the shell.
3. The universal angle sensor testing device according to claim 2, wherein: a heat dissipation plate is arranged in the shell; the heating rod is arranged on the heat dissipation plate.
4. The universal angle sensor test device of claim 3, wherein: and a heat insulation block is arranged between the heat dissipation plate and the shell.
5. The universal angle sensor test device of claim 1, wherein: the device also comprises a control system;
the control system comprises an industrial personal computer, a signal conditioning box and a motor driving module;
the signal conditioning box and the motor driving module are electrically connected with the industrial personal computer;
the signal conditioning box is electrically connected with the photoelectric encoder;
the motor driving module is electrically connected with the precise electric turntable.
6. The universal angle sensor test device of claim 3 or 4, wherein: the device also comprises a control system;
the control system comprises an industrial personal computer, a signal conditioning box and a motor driving module;
the signal conditioning box and the motor driving module are electrically connected with the industrial personal computer;
the signal conditioning box is respectively and electrically connected with the photoelectric encoder and the temperature sensor;
the motor driving module is electrically connected with the precise electric turntable.
7. The universal angle sensor test device of claim 6, wherein: the shell consists of a bottom plate, a top plate, side plates and end plates;
the side plates comprise a first side plate and a second side plate;
the end plates comprise a first end plate and a second end plate;
the side plates and the end plates are vertically arranged on the bottom plate;
the top plate is parallel to the bottom plate and is used on the side plate and the end plate;
the first end plate is provided with a connector;
the connector is electrically connected with the precision electric turntable, the photoelectric encoder and the heating rod;
a temperature measuring hole is formed in the second end plate; the temperature sensor is arranged on the second end plate in a penetrating way through the temperature measuring hole;
an opening is formed in the top plate; the bearing seat is fixedly arranged in the opening; the adapter flange and the second coupler are both positioned on the upper portion of the top plate.
8. The universal angle sensor testing device of claim 7, wherein: the heat dissipation plate comprises an upper heat dissipation plate and a lower heat dissipation plate;
the upper heat dissipation plate is fixedly arranged at the lower part of the top plate; a heat insulation block is arranged between the upper heat dissipation plate and the top plate;
the lower heat dissipation plate is fixedly arranged on the upper part of the bottom plate; a heat insulation block is arranged between the lower heat dissipation plate and the bottom plate;
the temperature sensor is positioned between the lower heat dissipation plate and the upper heat dissipation plate.
9. The universal angle sensor testing device of claim 8, wherein: the number of the connectors is two; a first connector and a second connector, respectively;
the first connector is connected with the signal wires of the precision electric turntable and the photoelectric encoder;
and the second connector is connected with power lines of the precise electric turntable, the heating rod and the photoelectric encoder.
10. The universal angle sensor testing device of claim 9, wherein: the end plates are respectively provided with a handle;
the lower part of the bottom plate is provided with a plurality of foot pads.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222582790.1U CN218584044U (en) | 2022-09-29 | 2022-09-29 | Universal angle sensor testing device |
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| CN202222582790.1U CN218584044U (en) | 2022-09-29 | 2022-09-29 | Universal angle sensor testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116399258A (en) * | 2023-04-24 | 2023-07-07 | 佛山市兴颂机器人科技有限公司 | Detection compensation device of laser scanning sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116399258A (en) * | 2023-04-24 | 2023-07-07 | 佛山市兴颂机器人科技有限公司 | Detection compensation device of laser scanning sensor |
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