CN117091737A - Device and method for measuring wire winding moment of space photoelectric scanning mechanism - Google Patents
Device and method for measuring wire winding moment of space photoelectric scanning mechanism Download PDFInfo
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- CN117091737A CN117091737A CN202311029352.5A CN202311029352A CN117091737A CN 117091737 A CN117091737 A CN 117091737A CN 202311029352 A CN202311029352 A CN 202311029352A CN 117091737 A CN117091737 A CN 117091737A
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- 238000004804 winding Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
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Abstract
The invention relates to a space photoelectric scanning mechanism, in particular to a device and a method for measuring a wire winding moment of the space photoelectric scanning mechanism, which are used for solving the defects that the prior wire winding moment measuring method adopts a dynamometer to stretch a first cable and a second cable to a preset test position for measurement, and has low efficiency and very large test error. The wire winding moment measuring device of the space photoelectric scanning mechanism comprises a cable rotating assembly and a motor control data processing assembly, wherein the cable rotating assembly is used for simulating stress states of a first cable and a second cable at different positions in the running process of the space photoelectric scanning mechanism, and the motor control data processing assembly is used for obtaining wire winding moment when a motor runs to different angle positions.
Description
Technical Field
The invention relates to a space photoelectric scanning mechanism, in particular to a device and a method for measuring the wire winding moment of the space photoelectric scanning mechanism.
Background
The space photoelectric scanning mechanism mainly comprises a load camera and a turntable mechanism, wherein the load camera is used for collecting and processing images, and the turntable mechanism is used for providing a stable dynamic scanning function. The turntable mechanism generally comprises a pitching axis system and an azimuth axis system, wherein the pitching axis system is used for realizing the scanning rotation of a pitching end, and the azimuth axis system is used for providing the scanning rotation of an azimuth end for a load camera.
The load camera transmits image information to the star body through the cable, and for a large-scale space photoelectric scanning mechanism, the pitching axis system and the azimuth axis system are generally provided with conductive slip rings, and the main function of the load camera is to transmit electric signals through sliding contact of the conductive slip rings. However, the conductive slip ring is too large in size and is not suitable for a light and small space photoelectric scanning mechanism on a micro-nano satellite.
The light and small space photoelectric scanning mechanism is mainly characterized in that a pitching axis is small, and a cable cannot be subjected to shaft penetrating treatment. To solve this problem, the cables carrying the camera need to travel through the braid structure, as shown in fig. 1, the first cable 01 and the second cable 02 are fixed to the turntable end binding point 04 through the corresponding camera end binding points 03. However, in the wiring mode, the length and the winding moment of the cable and the positions of the cable at the camera end binding point 03 and the turntable end binding point 04 need to be estimated in advance to perform motor type selection and cable purchase. The existing wire-wound torque measurement method is characterized in that after the space photoelectric scanning mechanism is installed, the first cable 01 and the second cable 02 are respectively fixed at the corresponding camera end binding point 03 and the corresponding turntable end binding point 04, and the first cable 01 and the second cable 02 are stretched to a preset test position by adopting a dynamometer for measurement.
Disclosure of Invention
The invention aims to solve the defects that the prior wire-wound torque measuring method adopts a dynamometer to stretch a first cable and a second cable to a preset test position for measurement, and has low efficiency and very large test error, and provides a space photoelectric scanning mechanism wire-wound torque measuring device and a measuring method.
In order to solve the defects existing in the prior art, the invention provides the following technical solutions:
the utility model provides a space photoelectric scanning mechanism wire winding moment measuring device which characterized in that: the device comprises a cable rotating assembly and a motor control data processing assembly;
the cable rotating assembly is used for simulating stress states of different positions of a first cable and a second cable in the space photoelectric scanning mechanism in the operation process and comprises a motor, a motor bracket, a cable turntable end fixing bracket, a coupling and a cable camera end fixing bracket;
the cable turntable end fixing support is provided with turntable end binding points of a first cable and a second cable, and a first rotating shaft is arranged in a first through hole formed in the upper end of the cable turntable end fixing support through a bearing assembly;
one end of the motor bracket is fixed with the cable turntable end fixing bracket, and the other end of the motor bracket is provided with a second through hole;
the cable camera end fixing support comprises a second rotating shaft and a camera frame arranged on the side wall of the second rotating shaft, and camera end binding points of the first cable and the second cable are arranged on the camera frame;
the motor is arranged on the motor bracket, and a motor shaft of the motor passes through the second through hole and is connected with the first rotating shaft through the shaft coupling and the cable camera end fixing bracket in sequence;
the motor control data processing component is connected with the motor and is used for providing power for the motor and obtaining input current when the motor runs to different angle positions, so as to obtain wire winding moment when the motor runs to different angle positions.
Further, the camera frame comprises a first support, a second support, a third support and a fourth support, wherein the first support is perpendicular to the axis of the second rotating shaft, one end of the first support is fixed on the side wall of the second rotating shaft, the other end of the first support is fixed in the middle of the second support, the second support is perpendicular to the first support, two ends of the second support are respectively connected with one ends of the third support and the fourth support, the third support and the fourth support are perpendicular to the first support and the second support, and are parallel to the axis of the second rotating shaft, a connector assembly is connected to the third support in a sliding manner, a gasket assembly is connected to the fourth support in a sliding manner, and the gasket assembly and the connector assembly are respectively used for adjusting the installation positions of the first cable and the second cable; and camera end binding points of the first cable and the second cable are arranged on the second bracket.
Further, the third bracket and the fourth bracket are respectively provided with a sliding groove along the self extending direction, the connector assembly comprises a first connector and a second connector which are respectively arranged on the upper side and the lower side of the sliding groove, and the first connector and the second connector are connected through at least one bolt; the gasket assembly comprises a first gasket and a second gasket which are respectively arranged on the upper portion and the lower portion of the chute, and the first gasket and the second gasket are connected through at least one bolt.
Further, the motor control data processing component comprises a motor control board, upper computer software and a direct current power supply; the motor control board is connected with the motor, and is used for providing power driving and control instructions for the motor, and collecting the angle position information of the motor operation and the input current of the motor; the upper computer software is used for performing data processing to obtain a wire winding moment; the direct current power supply is connected with the motor control board and used for providing power.
Further, the bearing assembly comprises a bearing outer pressing ring fixed with the inner wall of the first through hole of the cable turntable end fixing support, a bearing inner pressing ring fixed with the end part of the first rotating shaft, and a back-to-back installation angular contact bearing arranged between the cable turntable end fixing support and the first rotating shaft.
Further, a diaphragm is arranged in the coupling for absorbing angular deviations between the shafts.
Further, the motor support is of an L-shaped structure.
Meanwhile, the invention provides a method for measuring the wire winding moment of a space photoelectric scanning mechanism, which is characterized by comprising the following steps:
step 1, installing the wire-wound torque measuring device of the space photoelectric scanning mechanism on an optical platform, and keeping a motor shaft of a motor vertical to a horizontal plane;
step 2, setting test parameters, wherein the test parameters comprise the temperature and pressure of a test environment, the type of a motor, the positions of a camera end binding point of a first cable and a turntable end binding point, and the positions of a second cable camera end binding point and a turntable end binding point;
step 3, according to the test parameters of step 2, firstly, in a cable-free state, controlling the motor to rotate through the motor control data processing component to measure the input current I of the motor when the motor runs to different angle positions 1 (θ); then after the first cable and the second cable are arranged on the cable rotating assembly, the motor is controlled to rotate through the motor control data processing assembly, and the input current I when the motor is operated to the same angle position corresponding to the different angle positions is measured 2 Calculating and recording the winding moment M (theta) when the motor runs to different angle positions according to the motor rotation speed n, the input voltage U and the input current I;
the formula of the wire winding moment M (theta) is as follows:
M(θ)＝nΔI/U＝n(I 2 (θ)-I 1 (θ))/U；
and (5) measuring the winding moment of the space photoelectric scanning mechanism.
Further, the method also comprises the step 4: and (3) calculating the lengths of the first cable and the second cable according to the motor model corresponding to each winding moment M (theta), the positions of the camera end binding point of the first cable and the binding point of the turntable end and the positions of the camera end binding point of the second cable and the binding point of the turntable end recorded in the step (3), and further obtaining the sum of the motor mass corresponding to each winding moment M (theta), the first cable mass and the second cable mass.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention relates to a wire winding moment measuring device of a space photoelectric scanning mechanism, which comprises a cable rotating assembly and a motor control data processing assembly, wherein the cable rotating assembly is used for simulating stress states of a first cable and a second cable at different positions in the running process of the space photoelectric scanning mechanism, and the motor control data processing assembly is used for obtaining the wire winding moment when a motor runs to different angle positions; the invention can improve the measuring efficiency and the measuring precision of the wire winding moment.
(2) The invention relates to a space photoelectric scanning mechanism wire winding moment measuring method, which is characterized in that the wire winding moment when a motor runs to different angle positions is measured under different test parameters, and the sum of the motor mass, the first cable mass and the second cable mass corresponding to each wire winding moment M (theta) is obtained according to the motor model corresponding to each wire winding moment, the positions of a camera end binding point and a turntable end binding point of a first cable and the positions of a second cable camera end binding point and the turntable end binding point;
the length of the first cable and the length of the second cable are longer, the sum of the first cable mass and the second cable mass are larger, the corresponding winding moment is smaller, the corresponding motor mass is smaller, and the sum of the motor mass, the first cable mass and the second cable mass is smaller and better in an ideal state, so that the relation between the winding moment and the corresponding motor mass, the sum of the first cable mass and the second cable mass can be obtained, data support can be provided for motor model selection, and meanwhile, optimization possibility is provided for on-track motor control.
Drawings
FIG. 1 is a schematic diagram of a light and small space photoelectric scanning mechanism carrying a camera in a cable routing manner;
FIG. 2 is a schematic diagram of a wire-wound torque measuring device of a space photoelectric scanning mechanism according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention (camera frame not shown);
FIG. 4 is a schematic diagram of a motor control data processing assembly according to an embodiment of the present invention;
FIG. 5 is a state diagram of a device for measuring the wire-wound torque of the space photoelectric scanning mechanism in step 1 of the embodiment of the method for measuring the wire-wound torque of the space photoelectric scanning mechanism;
fig. 6 is a state diagram of the first cable and the second cable disposed on the wire-wound torque measuring device of the space photoelectric scanning mechanism in step 3 according to the embodiment of the present invention.
The reference numerals are explained as follows: 01-a first cable; 02-a second cable; 03-binding point at the camera end; 04-binding points at the turntable end; 1-a motor; 2-a motor bracket; 3-fixing a bracket at the end of the cable turntable; 4-coupling; 5-a membrane; 6-cable camera end fixed bracket, 61-second rotation shaft, 621-first bracket, 622-second bracket, 623-third bracket, 624-fourth bracket; 71-back-to-back mounting of angular contact bearings, 72-bearing outer pressing rings and 73-bearing inner pressing rings; 8-a first rotation axis; 91-a first connector; 92-a second connector; 101-a first gasket; 102-a second gasket; 11-an optical platform; 12-motor control data processing component.
Detailed Description
The invention is further described below with reference to the drawings and exemplary embodiments.
A space photoelectric scanning mechanism wire-wound torque measuring device comprises a cable rotating assembly and a motor 1 control data processing assembly.
Referring to fig. 2 and 3, the cable rotating assembly is used for simulating stress states of different positions of the first cable 01 and the second cable 02 in the space photoelectric scanning mechanism in the operation process; the cable rotating assembly comprises a motor 1, a motor 1 bracket, a cable turntable end fixing bracket 3, a coupling 4, a diaphragm 5 and a cable camera end fixing bracket 6.
The cable turntable end fixing support 3 is provided with a turntable end binding point 04 of a first cable 01 and a second cable 02, and a first rotating shaft 8 is arranged in a first through hole formed in the upper end of the cable turntable end fixing support 3 through a bearing assembly; the bearing assembly comprises a bearing outer pressing ring 72 fixed with the inner wall of the first through hole, a bearing inner pressing ring 73 fixed with the first rotating shaft 8 in a single step, and a back-to-back installation angular contact bearing 71 arranged between the cable turntable end fixing support 3 and the first rotating shaft 8.
The motor 1 support is L type structure, and the one end of motor 1 support is fixed with cable revolving stage end fixed bolster 3, is provided with the second through-hole on the other end.
The cable camera end fixing bracket 6 comprises a second rotating shaft 61 and a camera frame, the camera frame comprises a first bracket 621, a second bracket 622, a third bracket 623 and a fourth bracket 624, the first bracket 621 is arranged perpendicular to the axis of the second rotating shaft 61, one end of the first bracket 621 is fixed on the side wall of the second rotating shaft 61, the other end of the first bracket is fixed in the middle of the second bracket 622, the second bracket 622 is perpendicular to the first bracket 621, two ends of the second bracket 622 are respectively connected with one ends of the third bracket 623 and the fourth bracket 624, and a camera end binding point 03 of the first cable 01 and the second cable 02 is arranged on the second bracket 622; the third bracket 623 and the fourth bracket 624 are perpendicular to the first bracket 621 and the second bracket 622 and are parallel to the axis of the second rotating shaft 61, and the third bracket 623 and the fourth bracket 624 are respectively provided with sliding grooves along the extending direction of the third bracket 623 and the fourth bracket 624 and are respectively connected with a connector component and a gasket component in a sliding manner, and the gasket component and the connector component are respectively used for adjusting the installation positions of the first cable 01 and the second cable 02; the connector assembly comprises a first connector 91 and a second connector 92 which are respectively arranged on the upper side and the lower side of the chute, and the first connector 91 and the second connector 92 are connected through two bolts; the gasket assembly comprises a first gasket 101 and a second gasket 102 which are respectively arranged on the upper side and the lower side of the chute, and the first gasket 101 and the second gasket 102 are connected through two bolts.
The motor 1 is an encoder driving and controlling integrated direct current motor 1, the motor 1 is arranged on a motor bracket 2, and a motor shaft of the motor 1 passes through a second through hole and is connected with a first rotating shaft 8 through a coupling 4 and a cable camera end fixing bracket 6 in sequence; a diaphragm 5 is arranged in the coupling 4 for absorbing angular deviations between the shafts.
Referring to fig. 4, the motor control data processing assembly 12 is used to supply power to the motor 1 and obtain input current when the motor 1 is operated to different angular positions, thereby obtaining winding torque when the motor 1 is operated to different angular positions.
The motor control data processing component 12 comprises a motor control board, a direct-current power supply and upper computer software installed on an upper computer; the motor control board is connected with the motor 1 and is used for providing power driving and controlling instructions for the motor 1 and collecting the operating angle position information of the motor 1 and the input current of the motor 1; the upper computer software is used for carrying out data processing to obtain the winding moment when the motor 1 runs to different angle positions; the output end of the direct current power supply is connected with the motor control board and used for providing power.
A method for measuring the wire winding moment of a space photoelectric scanning mechanism comprises the following steps:
step 1, referring to fig. 5, the space photoelectric scanning mechanism wire-wound torque measuring device is installed on an optical platform 11, and the motor 1 axis of the motor 1 is kept perpendicular to the horizontal plane, so as to avoid the influence of the gravity of the cable camera end fixing bracket 6 on measured data;
step 2, setting test parameters, wherein the test parameters comprise the temperature and pressure of a test environment, the type of a motor 1, the positions of a camera end binding point 03 and a turntable end binding point 04 of a first cable 01 and the positions of a camera end binding point 03 and a turntable end binding point 04 of a second cable 02;
step 3, according to the test parameters of step 2, firstly, in a cable-free state, the motor 1 is controlled by a motor 1 control board to rotate to measure the input current I of the motor 1 when the motor 1 is operated to different angle positions 1 (θ); then, as shown in the relative position of fig. 6, after the first cable 01 and the second cable 02 are arranged on the cable rotating assembly, the motor 1 is controlled to rotate by the motor control board, and the input current I when the motor 1 is operated to the same angle position corresponding to the different angle positions is measured 2 Calculating and recording the winding moment M (theta) when the motor 1 runs to different angle positions according to the motor rotation speed n, the input voltage U and the input current difference delta I;
the formula of the wire winding moment M (theta) is as follows:
M(θ)＝nΔI/U＝n(I 2 (θ)-I 1 (θ))/U；
and 4, calculating the lengths of the first cable 01 and the second cable 02 according to the model of the motor 1, the positions of the camera end binding point 03 and the turntable end binding point 04 of the first cable 01 and the position of the camera end binding point 03 and the turntable end binding point 04 of the second cable 02, which are recorded in the step 3, corresponding to each winding moment M (theta), further obtaining the sum of the mass of the motor 1, the mass of the first cable 01 and the mass of the second cable 02, and finishing the measurement of the winding moment of the space photoelectric scanning mechanism.
Claims (9)
1. A space photoelectric scanning mechanism wire-wound torque measuring device is characterized in that: comprising a cable rotation assembly and a motor control data processing assembly (12);
the cable rotating assembly is used for simulating stress states of a first cable (01) and a second cable (02) in different positions in the space photoelectric scanning mechanism in the operation process, and comprises a motor (1), a motor bracket (2), a cable turntable end fixing bracket (3), a coupling (4) and a cable camera end fixing bracket (6);
a first rotary shaft (8) is arranged in a first through hole formed in the upper end of the cable turntable end fixing support (3) through a bearing assembly;
one end of the motor bracket (2) is fixed with the cable turntable end fixing bracket (3), and the other end of the motor bracket is provided with a second through hole;
the cable camera end fixing support (6) comprises a second rotating shaft (61) and a camera frame arranged on the side wall of the second rotating shaft (61), and camera end binding points (03) of the first cable (01) and the second cable (02) are arranged on the camera frame;
the motor (1) is arranged on the motor bracket (2), and a motor shaft of the motor passes through the second through hole and is connected with the first rotating shaft (8) through the coupling (4) and the cable camera end fixing bracket (6) in sequence;
the motor control data processing component (12) is connected with the motor (1) and is used for providing power for the motor (1) and obtaining input current when the motor (1) operates to different angle positions, so as to obtain winding moment when the motor (1) operates to different angle positions.
2. The space photoelectric scanning mechanism wire-wound torque measuring device according to claim 1, wherein: the camera frame comprises a first bracket (621), a second bracket (622), a third bracket (623) and a fourth bracket (624), wherein the first bracket (621) is perpendicular to the axis of the second rotating shaft (61), one end of the first bracket (621) is fixed on the side wall of the second rotating shaft (61), the other end of the first bracket is fixed in the middle of the second bracket (622), the second bracket (622) is perpendicular to the first bracket (621), two ends of the second bracket (622) are respectively connected with one ends of the third bracket (623) and the fourth bracket (624), the third bracket (623) and the fourth bracket (624) are perpendicular to the first bracket (621) and the second bracket (622) and are parallel to the axis of the second rotating shaft (61), a connector component is connected on the third bracket (623) in a sliding manner, and the gasket component and the connector component are respectively used for adjusting the installation positions of the first cable (01) and the second cable (02); and a camera end binding point (03) of the first cable (01) and the second cable (02) is arranged on the second bracket (622).
3. The space photoelectric scanning mechanism wire-wound torque measuring device according to claim 2, wherein: the third bracket (623) and the fourth bracket (624) are respectively provided with a chute along the self extending direction, the connector assembly comprises a first connector (91) and a second connector (92) which are respectively arranged on the upper side and the lower side of the chute, and the first connector (91) and the second connector (92) are connected through at least one bolt; the gasket assembly comprises a first gasket (101) and a second gasket (102) which are respectively arranged on the upper portion and the lower portion of the sliding groove, and the first gasket (101) and the second gasket (102) are connected through at least one bolt.
4. The space photoelectric scanning mechanism wire-wound torque measuring device according to claim 1, wherein: the motor control data processing component (12) comprises a motor control board, upper computer software and a direct current power supply; the motor control board is connected with the motor (1) and is used for providing power supply driving and control instructions for the motor (1) and collecting the operating angle position information of the motor (1) and the input current of the motor (1); the upper computer software is used for performing data processing to obtain a wire winding moment; the direct current power supply is connected with the motor control board and used for providing power.
5. A space photoelectric scanning mechanism wire-wound torque measuring device according to any one of claims 1 to 4, characterized in that: the bearing assembly comprises a bearing outer pressing ring (72) fixed with the inner wall of a first through hole of the cable turntable end fixing support (3), a bearing inner pressing ring (73) fixed with the end part of the first rotating shaft (8), and a back-to-back installation angular contact bearing (71) arranged between the cable turntable end fixing support (3) and the first rotating shaft (8).
6. The device for measuring the wire-wound torque of a space photoelectric scanning mechanism according to claim 5, wherein: a diaphragm (5) is arranged in the coupling (4) and is used for absorbing the angular deviation between shafts.
7. The device for measuring the wire-wound torque of a space photoelectric scanning mechanism according to claim 6, wherein: the motor bracket (2) is of an L-shaped structure.
8. The method for measuring the wire winding moment of the space photoelectric scanning mechanism is characterized by comprising the following steps of:
step 1, the space photoelectric scanning mechanism wire-wound torque measuring device in claim 1 is arranged on an optical platform (11), and a motor shaft of a motor (1) is kept perpendicular to a horizontal plane;
step 2, setting test parameters, wherein the test parameters comprise the temperature and the pressure of a test environment, the type of a motor (1), the positions of a camera end binding point (03) and a turntable end binding point (04) of a first cable (01) and the positions of the camera end binding point (03) and the turntable end binding point (04) of a second cable (02);
step 3, according to the test parameters of step 2, firstly, in a cable-free state, controlling the motor (1) to rotate through the motor control data processing component (12) to measure the input current I of the motor (1) when the motor (1) is operated to different angle positions 1 (θ); then after the first cable (01) and the second cable (02) are arranged on the cable rotating assembly, the motor (1) is controlled to rotate through the motor control data processing assembly (12), and the input current I when the motor (1) is operated to the same angle position corresponding to the different angle positions is measured 2 Calculating and recording the winding moment M (theta) when the motor (1) runs to different angle positions according to the rotating speed n, the input voltage U and the input current I of the motor (1);
the formula of the wire winding moment M (theta) is as follows:
M(θ)＝nΔI/U＝n(I 2 (θ)-I 1 (θ))/U；
and (5) measuring the winding moment of the space photoelectric scanning mechanism.
9. The method for measuring the wire-wound torque of a space photoelectric scanning mechanism according to claim 8, further comprising the step 4 of: according to the motor (1) model corresponding to each winding moment M (theta) recorded in the step 3, the positions of the camera end binding point (03) and the turntable end binding point (04) of the first cable (01) and the positions of the camera end binding point (03) and the turntable end binding point (04) of the second cable (02), the lengths of the first cable (01) and the second cable (02) required are calculated, and the sum of the mass of the motor (1) corresponding to each winding moment M (theta) and the mass of the first cable (01) and the mass of the second cable (02) is further obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311029352.5A CN117091737A (en) | 2023-08-15 | 2023-08-15 | Device and method for measuring wire winding moment of space photoelectric scanning mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311029352.5A CN117091737A (en) | 2023-08-15 | 2023-08-15 | Device and method for measuring wire winding moment of space photoelectric scanning mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117969085A (en) * | 2024-03-29 | 2024-05-03 | 中国科学院西安光学精密机械研究所 | Worm gear meshing relationship measuring device of turntable and high-precision control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117969085A (en) * | 2024-03-29 | 2024-05-03 | 中国科学院西安光学精密机械研究所 | Worm gear meshing relationship measuring device of turntable and high-precision control method |
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