CN117571310B - Transmission deformation measuring instrument under dynamic loading of servo system - Google Patents
Transmission deformation measuring instrument under dynamic loading of servo system Download PDFInfo
- Publication number
- CN117571310B CN117571310B CN202311578197.2A CN202311578197A CN117571310B CN 117571310 B CN117571310 B CN 117571310B CN 202311578197 A CN202311578197 A CN 202311578197A CN 117571310 B CN117571310 B CN 117571310B
- Authority
- CN
- China
- Prior art keywords
- magnetic powder
- base
- inertia
- spindle
- powder brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 80
- 239000006247 magnetic powder Substances 0.000 claims abstract description 46
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 45
- 230000033001 locomotion Effects 0.000 claims abstract description 8
- 230000014392 establishment of spindle localization Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 description 9
- 230000000149 penetrating effect Effects 0.000 description 5
- 239000006249 magnetic particle Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The transmission deformation measuring instrument comprises a base, a servo motor unit, a magnetic powder brake, a main shaft, an inertia sheet assembly, an encoder unit, a transmission driving device and a transmission device to be measured, wherein the servo motor unit is arranged on the upper portion of the base and comprises a servo motor body and a speed reducer, the magnetic powder brake is arranged on the upper portion of the base, one end of the main shaft is connected to the magnetic powder brake, the inertia sheet assembly comprises a plurality of inertia sheet bodies and an inertia disc base, the inertia disc base is sleeved on the main shaft, the encoder unit is provided with a first annular encoder I, a second annular encoder II, a first connecting shaft sleeve I and a second connecting shaft sleeve II, the first connecting shaft sleeve I is connected to the main shaft, the second connecting shaft sleeve II is connected to the speed reducer, the transmission device to be measured is detachably arranged between the first connecting shaft sleeve I and the second connecting shaft sleeve II, and the first annular encoder I and the second annular encoder II are used for measuring the movement deformation quantity of the transmission device to be measured. The device has the advantages that the device can reliably and accurately measure and analyze the condition of idle back or flexible deformation of the transmission device in the servo system during movement, and meets the actual use requirement.
Description
Technical Field
The invention belongs to the technical field of mechanical test equipment, and particularly relates to a transmission deformation measuring instrument under dynamic loading of a servo system.
Background
Along with the increasing performance requirements of the state on military equipment, how to enable the servo system to quickly respond with high precision under complex and changeable working conditions is the most critical technical index of equipment performance. When the servo system is dynamically loaded, various transmission devices influence the backlash or flexible deformation of the transmission devices due to variable dynamic loading conditions, such as different load inertia, different rotating speed torque and the like, so that the control precision of the high-precision servo system is reduced, and the backlash or flexible deformation quantity of the transmission devices is required to be controlled within a safe and controllable range. Therefore, in the research of a servo control system, the measurement and influence of the backlash or the flexible deformation of a transmission device under the dynamic loading condition are important, and the research of improving the control precision of the servo system is unavoidable.
Therefore, how to measure the variation of the idle return or the flexible deformation of the transmission device in real time, accurately and effectively under the condition of dynamic loading of the servo system is particularly important to realize the complex and changeable working conditions of the servo system and ensure the long-time stable operation of the whole system. However, in the existing factory and test process, it is difficult to completely reproduce the influence of idle return or flexible deformation of the transmission device under the dynamic loading condition, and most of the problems of poor measurement precision, low measurement efficiency and high measurement cost exist, so that the design performance of the whole system is influenced.
In view of the above-mentioned prior art, it is necessary to design a device for measuring the deformation of a transmission applied to a servo system under dynamic loading. To this end, the inventors have advantageously devised that the technical solutions described below are created in this context.
Disclosure of Invention
The invention aims to provide a transmission deformation measuring instrument under dynamic loading of a servo system with high precision, high efficiency and good economy, which is beneficial to simulating different load inertia, different rotation speeds and different torque operation conditions by arranging an encoder unit, a magnetic powder brake and an inertia sheet assembly and realizing accurate measurement of the idle return or flexible deformation of a transmission to be measured in the servo system so as to manufacture a transmission which can meet practical use requirements in a safe deformation range.
In order to achieve the purpose, the technical scheme provided by the invention is that the transmission deformation measuring instrument under the dynamic loading of a servo system comprises a base; the servo motor unit is arranged at one side of the upper part of the base and comprises a servo motor body and a speed reducer which are connected together in a transmission way, a magnetic powder brake arranged at the other side of the upper part of the base far away from the servo motor unit, a main shaft, an inertia sheet assembly, an inertia disc base, a transmission device and a transmission device, wherein one end part of the main shaft in the length direction is connected to the magnetic powder brake and extends towards the servo motor unit, the inertia sheet assembly comprises a plurality of inertia sheet bodies and inertia disc bases which are fixedly connected together, the inertia disc bases are sleeved on the shaft body of the main shaft, the encoder unit is arranged between the main shaft and the servo motor unit and is provided with a first annular encoder I, a second annular encoder II, a first connecting shaft sleeve I and a second connecting shaft sleeve II, the first connecting shaft sleeve I is connected to one end part of the main shaft far away from the brake, the second connecting shaft sleeve II is connected to the output end of the speed reducer, the first annular encoder I is sleeved on the first annular encoder II, the first connecting shaft sleeve I is connected to the transmission device and the transmission device to be measured in a detachable way, the first annular encoder II is connected to the transmission device to be measured in a transmission way, and the first annular encoder I and the second annular encoder II are used for measuring the motion deformation quantity of the transmission device to be measured.
In a specific embodiment of the present invention, the servo motor unit further includes a base plate fixedly installed on the base, a plurality of servo motor support plates fixedly connected to the base plate in a vertical state and disposed at a lower position of the servo motor body, a plurality of connection rib plates fixedly installed on the base plate as well, and a decelerator support plate fixedly connected to an end of the connection rib plates and vertically disposed, through which the decelerator passes and is connected.
In another specific embodiment of the present invention, a magnetic brake mounting frame is further connected to the magnetic brake, the magnetic brake mounting frame has a magnetic brake mounting frame base and a magnetic brake mounting frame vertical support plate, the magnetic brake mounting frame base and the magnetic brake mounting frame vertical support plate are formed in a vertical state, the magnetic brake mounting frame base is fixedly mounted on the base in a horizontal state, the magnetic brake mounting frame vertical support plate is connected to the magnetic brake mounting frame base and extends upwards, the magnetic brake mounting frame vertical support plate is arranged at a position of the magnetic brake body close to one side of the main shaft, the magnetic brake body is fixedly mounted on the magnetic brake mounting frame vertical support plate, and the main shaft penetrates through the magnetic brake mounting frame vertical support plate and is detected into the magnetic brake body.
In a further specific embodiment of the invention, a main shaft body part with a cylindrical structure is formed on the shaft body of the main shaft in a protruding mode at the middle position of the main shaft in the length direction, the inertia sheet assembly is arranged at one side position of the main shaft body part, which is far away from the magnetic powder brake, the inertia disc base is fixedly arranged on one end part of the main shaft body part, the shaft body of the main shaft penetrates through the inertia disc base, a plurality of inertia disc base pin holes penetrating through the thickness direction of the inertia disc base are uniformly formed on the inertia disc base body, an inertia sheet body pin hole penetrating through the thickness direction of the inertia sheet body is uniformly formed on the inertia sheet body, and pin shaft pieces capable of being assembled into the inertia disc base pin holes are penetrated in the inertia sheet body pin hole, so that the inertia sheet body and the inertia disc base are fixedly connected.
In still another specific embodiment of the present invention, a plurality of main shaft cylindrical portion connecting holes are provided on the main shaft cylindrical portion and on an end portion close to the inertia disc base at intervals along a circumferential direction thereof, a plurality of inertia disc base connecting holes are also provided at a center position of the inertia disc base and at positions corresponding to the plurality of main shaft cylindrical portion connecting holes, and an inertia disc base connecting fastener is provided in each of the plurality of inertia disc base connecting holes, the inertia disc base connecting fastener passing through the inertia disc base connecting hole and being screwed into the corresponding main shaft cylindrical portion connecting hole, thereby achieving a fixed connection of the inertia disc base and the main shaft cylindrical portion.
In a further specific embodiment of the present invention, a main shaft support is further disposed at a position close to an end portion of the encoder unit in the length direction of the main shaft body, the main shaft support is fixedly mounted on the base, and a main shaft bearing seat is further disposed on the main shaft support, and the main shaft body is disposed through the main shaft bearing seat and is in transmission connection with a bearing member in the main shaft bearing seat.
In a further specific embodiment of the invention, a spindle positioning groove is formed at one end part of the spindle body, which is far away from the magnetic powder brake in the length direction, and is arranged in an extending manner along the length direction of the spindle from one end part of the spindle body, a first connecting shaft sleeve inner cavity I penetrating from one end to the other end of the first connecting shaft sleeve I is formed in the first connecting shaft sleeve I, one end part of the spindle body is matched and installed in the first connecting shaft sleeve inner cavity I, a first connecting shaft sleeve pin I is also arranged on the first connecting shaft sleeve I, and the first connecting shaft sleeve pin I extends into the first connecting shaft sleeve inner cavity and is matched and installed in the spindle positioning groove, so that the positioning connection between the first connecting shaft sleeve I and the spindle body is realized.
In a more specific embodiment of the invention, a speed reducer output shaft extending towards the encoder unit is further arranged at the output end of the speed reducer, a speed reducer output shaft positioning key is further arranged on the speed reducer output shaft, a second connecting shaft sleeve inner cavity II penetrating from one end to the other end of the second connecting shaft sleeve II is formed in the second connecting shaft sleeve II, the speed reducer output shaft is also matched and installed in the second connecting shaft sleeve inner cavity II, a second connecting shaft sleeve positioning groove II matched with the speed reducer output shaft positioning key in shape is further formed on the inner peripheral side wall of the second connecting shaft sleeve inner cavity II, and the speed reducer output shaft positioning key is positioned and installed in the second connecting shaft sleeve positioning groove II, so that the speed reducer output shaft is fixedly connected with the second connecting shaft sleeve II.
In yet another specific embodiment of the present invention, a first ring encoder data interface I is provided at a lower end position of the first ring encoder I, and a second ring encoder data interface II is also provided at a lower end position of the second ring encoder.
In a still further specific embodiment of the invention, the first connecting sleeve I, the second connecting sleeve II and the transmission device to be tested are connected by keys.
The technical scheme provided by the invention has the technical effects that the first annular encoder I and the second annular encoder II which are respectively positioned at two sides of the transmission device to be tested are used for realizing the reliable and accurate measurement of the idle-back or flexible deformation quantity of the transmission device to be tested, as the rotating speed and the torque of the servo motor body are adjustable, and the quantity of inertia sheet bodies connected to the main shaft can be adjusted, the influence of different load inertia on the idle-back or flexible deformation quantity of the transmission device to be tested can be effectively simulated, and the magnetic powder brake has the functional characteristics of high precision, high stability and high agility, so that the high-precision torque control can be realized on the main shaft, the accurate measurement of the idle-back or flexible deformation quantity of the transmission device to be tested can be realized, the purposes of detecting the real-object deformation resistance and performance index of components of the servo system in actual operation can be realized, the traditional full experiment can be converted into the predictive research under the laboratory condition, the purposes of shortening the development period, saving the development period and improving the reliability and the success rate can be realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a connection structure between a spindle and an inertia plate assembly according to the present invention;
FIG. 3 is a schematic diagram of a connection structure between an encoder unit and a transmission device to be tested according to the present invention.
1, A base; 2, a servo motor unit, 21, a servo motor body, 22, a speed reducer, 221, a speed reducer output shaft, 2211, a speed reducer output shaft positioning key the device comprises a base plate, a servo motor support plate, a connecting rib plate, a reducer support plate and a servo motor support plate, wherein the base plate and the servo motor support plate are arranged in sequence; A magnetic particle brake mounting bracket, 31, a magnetic particle brake mounting bracket, 311, a magnetic particle brake mounting bracket base, 312, a magnetic particle brake mounting bracket vertical support plate, 4, a main shaft, 41, a main shaft barrel part, 411, a main shaft barrel part connecting hole, 42, 421, a main shaft bearing seat, 43, a main shaft positioning groove, 5, an inertia sheet assembly, 51, a inertia sheet body, 511, a inertia sheet body pin shaft hole, 52, a inertia disc base, 521, a inertia disc base pin shaft hole, 522, a inertia disc base connecting hole, 5221, a magnetic disc base connecting fastener, 6, an encoder unit, 61, a first annular encoder I, 611, a first annular encoder data interface I, 62, a second annular encoder II, 621, a second annular encoder data interface II, 63, a first connecting sleeve, 631, a first connecting sleeve inner cavity I, 632, a first connecting sleeve pin I, 63364, a second connecting sleeve II, 6411, a second connecting sleeve inner cavity II, a second connecting positioning groove II, and 7.
Detailed Description
The following detailed description of specific embodiments of the invention, while given in connection with the accompanying drawings, is not intended to limit the scope of the invention, and any changes that may be made in the form of the inventive concepts described herein, without departing from the spirit and scope of the invention.
In the following description, any reference to the directional or azimuthal sense of up, down, left, right, front and rear is not to be construed as a specific limitation on the solution provided by the present invention, since the position state of the drawing being described is defined.
Referring to fig. 1 to 3, there is shown a transmission deformation measuring apparatus under dynamic loading of a servo system for measuring backlash or flexible deformation of various transmission devices in the high-precision servo system under dynamic loading, comprising a base 1 extending in a horizontal state, a servo motor unit 2 mounted at a right side position of an upper portion of the base 1 as shown in fig. 1, the servo motor unit 2 comprising a servo motor body 21 and a decelerator 22 drivingly connected together, a magnetic powder brake 3 mounted at a left side position of the upper portion of the base 1, a spindle 4 also provided at the upper portion of the base 1, and a spindle 4 extending in a longitudinal direction of the spindle 4 to the magnetic powder brake 3, and the spindle 4 extending toward the servo motor unit 2, and the left end of the spindle 4 being inserted into the magnetic powder brake 3, the magnetic powder brake 3 being capable of controlling movement of the spindle 4 by a magnetic powder brake 3 and a magnetic powder brake spindle 4 being controlled in accordance with a high degree of torque, thereby realizing a high-precision magnetic powder brake by a principle of a magnetic powder brake 4 being applied to the spindle.
The inertia plate assembly 5 shown in fig. 1 and2 includes a plurality of inertia plate bodies 51 and an inertia plate base 52 fixedly connected together, wherein the inertia plate base 52 is sleeved on the shaft body of the spindle 4; an encoder unit 6, wherein the encoder unit 6 is disposed between the spindle 4 and the servo motor unit 2, the encoder unit 6 comprises a first ring-shaped encoder I61, a second ring-shaped encoder II62, a first connecting sleeve I63 and a second connecting sleeve II64, the first connecting sleeve I63 is connected to the right end of the spindle 4, the second connecting sleeve II64 is connected to the left output end of the speed reducer 22, the first ring-shaped encoder I61 is sleeved on the first connecting sleeve I63, and the second ring-shaped encoder II62 is sleeved on the second connecting sleeve II 64; the transmission device to be tested 7 is detachably arranged between the first connecting shaft sleeve I63 and the second connecting shaft sleeve II64 and is in transmission connection with the first connecting shaft sleeve I and the second connecting shaft sleeve II, the first annular encoder I61 and the second annular encoder II62 are used for measuring the movement deformation quantity of the transmission device to be tested 7, in the embodiment, the first annular encoder I61 and the second annular encoder II62 are respectively arranged at the left side and the right side of the transmission device to be tested 7, the transmission device to be tested 7 is a coupler, the transmission device to be tested 7 can be replaced by other transmission devices at will without being limited by the above, the first annular encoder I61 and the second annular encoder II62 can obtain two groups of data with difference due to the deformation of the transmission device to be tested 7 according to the deformation quantity of the transmission device to be tested 7 generated in the movement state, the first and second ring encoders I61, II62 each have a rotary ring rotatable about the inner ring, which type of ring encoder is known and therefore the inner ring and the rotary ring are not shown in the figures, so that the backlash or the flexible deformation of the various drives 7 to be measured in the motion can be accurately measured.
Further, the servo motor unit 2 further comprises a base plate 23, a plurality of servo motor support plates 24, a plurality of connecting ribs 25 and a decelerator support plate 26, wherein the base plate 23 is fixedly installed on the base 1, the plurality of servo motor support plates 24 are fixedly connected to the base plate 23 in a vertical state, the servo motor support plates 24 are arranged at a position below the servo motor body 21, the plurality of servo motor support plates 24 are used for supporting the servo motor body 21, the plurality of connecting ribs 25 are also fixedly installed on the base plate 23, the decelerator support plate 26 is fixedly connected to one end of the connecting ribs 25, the decelerator support plate 26 is vertically arranged, and the decelerator 22 passes through the decelerator support plate 26 and is connected with the decelerator support plate 26.
With continued reference to fig. 1, a magnetic brake mounting frame 31 is further connected to the magnetic brake 3, the magnetic brake mounting frame 31 is provided with a magnetic brake mounting frame base 311 and a magnetic brake mounting frame vertical support plate 312, the magnetic brake mounting frame base 311 and the magnetic brake mounting frame vertical support plate 312 are formed in a vertical state, the magnetic brake mounting frame base 311 is fixedly mounted on the base 1 in a horizontal state, the magnetic brake mounting frame vertical support plate 312 is connected to the magnetic brake mounting frame base 311 and extends upwards, the magnetic brake mounting frame vertical support plate 312 is disposed at a position of the magnetic brake 3 body near the main shaft 4, the magnetic brake 3 body is fixedly mounted on the magnetic brake mounting frame vertical support plate 312, and the main shaft 4 passes through the magnetic brake mounting frame vertical support plate 312 and extends into the magnetic brake 3 body.
With continued reference to fig. 1 and repeated reference to fig. 2, a spindle barrel 41 having a cylindrical structure is formed on the shaft body of the spindle 4 and is protruded at the middle position in the length direction thereof, the inertia sheet assembly 5 is disposed at the right side position of the spindle barrel 41, the inertia disc base 52 is fixedly mounted at the right end of the spindle barrel 41, the shaft body of the spindle 4 passes through the inertia disc base 52, a plurality of inertia disc base pin holes 521 extending through the thickness direction thereof are uniformly formed on the body of the inertia disc base 52, a plurality of inertia sheet body pin holes 511 extending through the thickness direction thereof are uniformly formed on the plurality of inertia sheet bodies 51, and pin members capable of being assembled into the inertia disc base pin holes 521 are disposed in the inertia sheet body pin holes 511, so that the plurality of inertia sheet bodies 51 are fixedly connected with the inertia disc base 52.
Further, a plurality of main shaft cylindrical portion connection holes 411 are provided on the main shaft cylindrical portion 41 and on an end portion close to the inertia disc base 52 at intervals in the circumferential direction thereof, a plurality of inertia disc base connection holes 522 are also provided at the center position of the inertia disc base 52 and at positions corresponding to the plurality of main shaft cylindrical portion connection holes 411, and an inertia disc base connection fastener 5221 is provided in each of the plurality of inertia disc base connection holes 522, and the inertia disc base connection fastener 5221 passes through the inertia disc base connection hole 522 and is screwed into the corresponding main shaft cylindrical portion connection hole 411, thereby achieving a fixed connection of the inertia disc base 52 and the main shaft cylindrical portion 41.
In this embodiment, a spindle supporting frame 42 is further disposed at a position close to an end of the encoder unit 6 in the length direction of the spindle 4 body, the spindle supporting frame 42 is fixedly mounted on the base 1, and a spindle bearing seat 421 is further disposed on the spindle supporting frame 42, and the spindle 4 body is disposed through the spindle bearing seat 421 and is in driving connection with a bearing member in the spindle bearing seat 421.
Referring to fig. 3, a spindle positioning groove 43 is formed at an end portion of the spindle 4 body, which is far from the magnetic powder brake 3 in the length direction, the spindle positioning groove 43 extends from the right end portion of the spindle 4 body along the length direction of the spindle 4, a first connecting sleeve cavity I631 is formed in the first connecting sleeve I63, which penetrates from one end to the other end thereof, the end portion of the spindle 4 body is mounted in the first connecting sleeve cavity I631 in a matching manner, a first connecting sleeve pin I632 is further disposed on the first connecting sleeve I63, and the first connecting sleeve pin I632 extends into the first connecting sleeve cavity 631 and is mounted in the spindle positioning groove 43 in a matching manner, thereby realizing positioning connection between the first connecting sleeve I63 and the spindle 4 body.
In this embodiment, a reducer output shaft 221 extending toward the encoder unit 6 is further disposed at the output end of the reducer 22, a reducer output shaft positioning key 2211 is further disposed on the reducer output shaft 221, a second connecting sleeve inner cavity II641 penetrating from one end to the other end of the second connecting sleeve II64 is formed inside the second connecting sleeve II, the reducer output shaft 221 is also mounted in the second connecting sleeve inner cavity II641 in a matching manner, a second connecting sleeve positioning groove II6411 adapted to the shape of the reducer output shaft positioning key 2211 is further formed on the inner peripheral side wall of the second connecting sleeve inner cavity II641, and the reducer output shaft positioning key 2211 is positioned and mounted in the second connecting sleeve positioning groove II6411, so that the reducer output shaft 221 is fixedly connected to the second connecting sleeve II 64.
With continued reference to fig. 1, a first ring encoder data interface I611 is disposed at a lower end of the first ring encoder I61, and a second ring encoder data interface II621 is disposed at a lower end of the second ring encoder 62, and the deformation of the transmission device 7 to be measured can be measured in real time by connecting the first ring encoder data interface I611 and the second ring encoder data interface II621 with the data line, and the data can be fed back to the database through the data line, so as to accurately analyze and measure the deformation of the transmission device 7 to be measured.
Preferably, the first connecting sleeve I63, the second connecting sleeve II64 and the transmission device 7 to be tested are connected by keys.
Referring to fig. 1 to 3, the inventor briefly describes the working principle of the present application, when the deformation of the transmission device under dynamic loading of the servo system needs to be effectively measured and analyzed, the servo motor unit 2 is started first, the servo motor body 21 drives the speed reducer 22 to move, the speed reducer 22 further drives the encoder unit 6 to link with the transmission device 7 to be tested, the speed reducer 22 can adjust the rotation speed and the torque to be suitable for the working ranges of the first annular encoder I61, the second annular encoder II62 and the transmission device 7 to be tested, and the speed reducer 22 can effectively reduce the abrasion and the vibration of the servo motor body 221, and prolong the service life thereof; when the second ring-shaped encoder II62 rotates, the second connecting shaft sleeve II64, the transmission device 7 to be tested and the first connecting shaft sleeve I63 can be further driven to rotate, meanwhile, the first ring-shaped encoder I61 can rotate under the action of the first connecting shaft sleeve I63 after the transmission device 7 to be tested generates flexible deformation, the first ring-shaped encoder I61 and the second ring-shaped encoder II62 are respectively arranged at the left end and the right end of the transmission device 7 to be tested, the acquired data difference is the idle-back or flexible deformation quantity of the transmission device 7 to be tested, and the first ring-shaped encoder I61 and the first connecting shaft sleeve I63 can further drive the main shaft 4 to rotate, the inertia sheet assembly 5 rotates along with the main shaft 4, and a user can add or reduce the quantity of the inertia sheet body 51 so as to simulate the influence of different load inertia to the idle-back or flexible deformation quantity of the transmission device 7 to be tested, in the process, the magnetic powder brake 3 can provide high-precision torque control to the main shaft 4, the sliding torque is very stable, the starting and stopping of the main shaft 4 can be realized without impact and high-frequency running, the magnetic powder brake 3 can also respond rapidly, so that the magnetic powder brake 3 can ensure that the first annular encoder I61 and the second annular encoder II62 can accurately measure the idle return or flexible deformation of the transmission device 7 to be measured according with actual requirements, and finally, the deformation conditions of the transmission device 7 to be measured, measured by the first annular encoder I61 and the second annular encoder II62, can be fed back to a database and correspondingly calculated, so that the deformation conditions of the transmission device 7 to be measured can be read out more accurately and timely, the reliable and accurate measurement of the idle return or flexible deformation conditions of various transmission devices in a high-precision servo system under a dynamic loading state is achieved, and in addition, the simulation measurement of the idle return or flexible deformation conditions of the transmission device 7 to be measured under the dynamic state is achieved by adjusting the quantity of inertia sheet bodies 51, the use state of the magnetic powder brake 4 and the rotating speed and torque of the servo motor body 21 and changing different types of the transmission device 7 to be measured.
In summary, the technical scheme provided by the invention overcomes the defects in the prior art, successfully completes the task of the invention, and faithfully honors the technical effects carried by the applicant in the technical effect column above.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311578197.2A CN117571310B (en) | 2023-11-23 | 2023-11-23 | Transmission deformation measuring instrument under dynamic loading of servo system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311578197.2A CN117571310B (en) | 2023-11-23 | 2023-11-23 | Transmission deformation measuring instrument under dynamic loading of servo system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117571310A CN117571310A (en) | 2024-02-20 |
| CN117571310B true CN117571310B (en) | 2025-04-22 |
Family
ID=89862144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311578197.2A Active CN117571310B (en) | 2023-11-23 | 2023-11-23 | Transmission deformation measuring instrument under dynamic loading of servo system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117571310B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865848A (en) * | 2012-06-30 | 2013-01-09 | 浙江工业大学 | Torque and corner testing mechanism and method suitable for high precision and low rotate speed |
| CN104075890A (en) * | 2014-06-23 | 2014-10-01 | 宁波韦尔德斯凯勒智能科技有限公司 | Comprehensive servo motor and harmonic speed reducer testing platform |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES3027969T3 (en) * | 2011-04-12 | 2025-06-17 | Kokusai Keisokuki Kk | Rotational torsion tester |
| CN204679273U (en) * | 2015-06-09 | 2015-09-30 | 成都久和动力科技有限责任公司 | A kind of RV speed reduction unit is quiet/dynamic property pick-up unit |
| CN106053062A (en) * | 2016-07-21 | 2016-10-26 | 南京工程学院 | A comprehensive test bench for RV reducer |
| CN116336864A (en) * | 2022-12-30 | 2023-06-27 | 南京理工大学 | Turret servo training experiment table for servo error data acquisition and diagnosis |
-
2023
- 2023-11-23 CN CN202311578197.2A patent/CN117571310B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865848A (en) * | 2012-06-30 | 2013-01-09 | 浙江工业大学 | Torque and corner testing mechanism and method suitable for high precision and low rotate speed |
| CN104075890A (en) * | 2014-06-23 | 2014-10-01 | 宁波韦尔德斯凯勒智能科技有限公司 | Comprehensive servo motor and harmonic speed reducer testing platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117571310A (en) | 2024-02-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203231962U (en) | A real-time dynamic observation of the friction interface of the end face torsion friction and wear testing machine | |
| CN102944376B (en) | Wind tunnel test device | |
| CN112393905B (en) | Rolling bearing testing machine with external shock excitation | |
| CN103413489B (en) | Torque servo control loading load simulator | |
| US20170059451A1 (en) | Electric wheel test bed | |
| CN105890895A (en) | Comprehensive performance test bench for planetary roller screw | |
| CN103558050B (en) | A multifunctional load simulation test bench | |
| CN201909614U (en) | Rotating platform structure for automatic optical measuring instruments | |
| CN106324500B (en) | Motor durability test equipment | |
| CN115096567B (en) | Test device and test method for testing reliability of swing angle milling head | |
| CN115655710A (en) | Accelerated life test system for industrial robot precision speed reducer under real service working condition | |
| CN105444949A (en) | Moment-of-inertia test bench based on torque sensor | |
| CN222124737U (en) | A bearing testing device | |
| CN204389317U (en) | A kind of Charpy impact machine tester | |
| CN205327440U (en) | Electric steering engine radial force loading device | |
| CN117571310B (en) | Transmission deformation measuring instrument under dynamic loading of servo system | |
| CN112629837B (en) | Device and method for testing damping coefficient of rotary damper | |
| CN107917807B (en) | A device for testing the dynamic characteristics of rolling bearings based on the rotor-bearing system | |
| CN104764690B (en) | A kind of sound frictional experiment device of release rate influence | |
| CN111999061B (en) | Axial loading device for bearing testing | |
| CN109916541A (en) | A rotary table bearing friction torque testing machine | |
| CN221350350U (en) | Ball bearing friction torque static pressure testing arrangement | |
| CN110567718B (en) | Testing device for radial dynamic stiffness of rolling bearing based on piezoelectric actuator | |
| CN110501149B (en) | An adjustable rotary loading device for turntable | |
| CN218994592U (en) | Quantitative testing device of charging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |