CN213364123U - Calibration assembly for multi-component sensor - Google Patents
Calibration assembly for multi-component sensor Download PDFInfo
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- CN213364123U CN213364123U CN202022812092.7U CN202022812092U CN213364123U CN 213364123 U CN213364123 U CN 213364123U CN 202022812092 U CN202022812092 U CN 202022812092U CN 213364123 U CN213364123 U CN 213364123U
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Abstract
The utility model relates to a field that the application relates to mechanical force value, moment calibration technique especially relates to a calibration subassembly for multicomponent sensor, including workstation and mount, be provided with the component sensor on the workstation, be provided with on the mount at least a set of be used for with the calibration subassembly that the component sensor contradicts, the calibration subassembly is including the force transducer subassembly or/and the torque measurement subassembly that is used for the loading moment of torsion that are used for the loading force value. The application has the following effects: this application is contradicted with the component sensor through at least a set of calibration subassembly to the component on a certain direction to the component sensor loads, also can be on a plurality of components synchronous or independent subassembly calibration, simple structure and compactness, convenient control, thereby improve the calibration accuracy.
Description
Technical Field
The application relates to the field of mechanical force value and moment calibration technology, in particular to a calibration assembly for a multi-component sensor.
Background
At present, a multi-component force measuring instrument can simultaneously detect full force information of a three-dimensional space, and is widely applied to the fields of manufacturing and testing of aviation, aerospace, armored vehicles and the like. Such as: the vector thrust engine can provide maneuvering capability under a large elevation angle for the fighter, namely, the vector engine outputs and transmission parts are all multi-component forces, the multi-component forces are applied to stress condition testing and analyzing of various key parts and supporting equipment of the carrier-based aircraft and the helicopter, the multi-component forces are applied to hubs of the automobile in the driving process, the multi-component forces are applied to joints of the intelligent machine, and the like.
In the related technology, the multi-component calibrating device mainly comprises a multi-component force combination calibrating device and a dead-weight multi-component force calibrating device, wherein standard force sensors connected in series in the loaders are used for measuring and controlling the magnitude of the output force value of the loaders, and the direct output loading of the force vectors is realized by controlling the loaders. The magnitude and direction of the force vector loaded on the mounting plate can be obtained by carrying out composite calculation on the loading position, the direction of the force and the magnitude of the force of each loader.
With respect to the related art in the above, the inventors consider that: the design, processing, assembly and control of the device in the related art are difficult, and influence factors are more, so that the uncertainty of the output value is difficult to control.
SUMMERY OF THE UTILITY MODEL
In order to reduce the impact on calibration factors and thereby improve the accuracy of the calibration, the present application provides a calibration assembly for a multi-component sensor.
The calibration assembly for the multi-component sensor adopts the following technical scheme:
the utility model provides a calibration subassembly for multicomponent sensor, includes workstation and mount, be provided with the component sensor on the workstation, be provided with at least a set of on the mount be used for with the calibration subassembly that the component sensor contradicted, the calibration subassembly is including the force sensor subassembly that is used for the loading force value or/and the torque measurement subassembly that is used for the loading moment of torsion.
Through adopting above-mentioned technical scheme, this application is contradicted with the component sensor through at least a set of calibration subassembly to the component on a certain direction to the component sensor loads, also can be on a plurality of components synchronous or independent subassembly calibration, simple structure and compactness, convenient control, thereby improve the calibration accuracy.
Optionally, the force sensor assembly includes a first telescopic member, a first force sensor for abutting against the component sensor is disposed on the first telescopic member, and a straight line where the first telescopic member is located passes through a center of the component sensor.
Through adopting above-mentioned technical scheme, through first extensible member with the rigid conflict of first force sensor in the component sensor, ensure that the position and the direction of loading force are accurate, improved the range of loading force value simultaneously to the realization is to the loading of the power value of component sensor in one or more component directions.
Optionally, the torque measurement assembly comprises a tool shell sleeved outside the component sensor and a second telescopic piece arranged on the fixing frame, and a second force sensor used for colliding with the component sensor is arranged on the second telescopic piece.
Through adopting above-mentioned technical scheme, the second extensible member is contradicted second force sensor on the frock shell, and form moment between the first sensor to the realization is to the loading of the moment of torsion in one or more component directions of component sensor.
Optionally, the second telescopic member is parallel to the first telescopic member.
Through adopting above-mentioned technical scheme, first extensible member and second extensible member all contradict first force sensor and second force sensor in the frock shell parallelly mutually, and mutually perpendicular when guaranteeing the ascending power loading of three direction to the loaded degree of accuracy of moment length of three direction has been improved.
Optionally, a groove used for abutting against the calibration assembly is formed in the surface of the tool shell.
Through adopting above-mentioned technical scheme, the recess is used for contradicting with first force sensor or second force sensor to prevent the atress skew, interference when reducing loading force value or moment.
Optionally, a set of X-direction calibration assemblies for calibrating the component sensors is arranged on the fixing frame, and the calibration assemblies are abutted against the tool shell.
Through adopting above-mentioned technical scheme, only set up X on the mount and to calibration subassembly, can load and calibrate the ascending component of component sensor X, can not receive the interference influence in other directions, improve the calibration degree of accuracy.
Optionally, the fixing frame is provided with three sets of calibration assemblies for calibrating the component sensor, each calibration assembly comprises an X-direction calibration assembly, a Y-direction calibration assembly and a Z-direction calibration assembly, the directions of the X-direction calibration assembly, the Y-direction calibration assembly and the Z-direction calibration assembly are two-two perpendicular, and the X-direction calibration assembly and the Y-direction calibration assembly are horizontal and coplanar.
By adopting the technical scheme, the X-direction calibration assembly, the Y-direction calibration assembly and the Z-direction calibration assembly form a space rectangular coordinate system, the component loading of the component sensor in three directions is ensured to be in a two-two vertical state, the calculation degree is simplified, and the calibration precision is improved.
Optionally, the fixing frame includes a cross beam, and the X-direction calibration assembly and the Y-direction calibration assembly are arranged on the cross beam; the crossbeam top is provided with the roof, be provided with on the roof Z is to calibration subassembly, X to calibration subassembly, Y to calibration subassembly and Z to calibration subassembly all with the frock shell is contradicted.
By adopting the technical scheme, the X-direction calibration assembly, the Y-direction calibration assembly and the Z-direction calibration assembly are arranged in three directions on the fixing frame, so that a plurality of components of the component sensor in a plurality of directions can be synchronously loaded, the multi-component sensor can deform in multiple directions, and component calibration in three directions can be realized by one-time operation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. this application is contradicted with the component sensor through at least a set of calibration subassembly to the component on a certain direction to the component sensor loads, also can be on a plurality of components synchronous or independent subassembly calibration, simple structure and compactness, convenient control, thereby improve the calibration accuracy.
2. The first force sensor is rigidly abutted against the component sensor through the first telescopic piece, so that the accuracy of the position and the direction of the loading force is ensured, and the range of the loading force value is improved, thereby realizing the force value loading on one or more component directions of the component sensor.
3. The second extensible member props second force sensor on the frock shell, forms moment with between the first sensor to the realization is to the loading of the moment of torsion in one or more component directions of component sensor.
Drawings
Fig. 1 is a schematic view of a calibration apparatus for a component sensor in embodiment 1.
Fig. 2 is a schematic view of an X-direction calibration unit of the calibration device of the component sensor according to embodiments 1 and 2.
Fig. 3 is a schematic view of a tool housing of the calibration device for a component sensor in embodiments 1 and 2.
Fig. 4 is a schematic diagram of a calibration device for a component sensor in embodiments 1 and 2.
Fig. 5 is a schematic view of a calibration apparatus of the component sensor in embodiment 2.
Fig. 6 is a schematic diagram of a calibration apparatus of the component sensor in embodiment 3.
Fig. 7 is a schematic view of a tool housing of the calibration device of the component sensor in embodiment 3.
Fig. 8 is a schematic diagram of a calibration device of the component sensor in embodiment 3.
Description of reference numerals: 100. a base; 101. a work table; 102. a component sensor; 103. a column; 104. a fixed mount; 1041. a first plate; 1042. a second plate; 1043. a cross beam; 1044. a top plate; 200. calibrating the component; 201. an X-direction calibration assembly; 202. a Y-direction calibration assembly; 203. a Z-direction calibration assembly; 204. a force sensor assembly; 2041. a first telescoping member; 2042. a first force sensor; 205. a torque measurement component; 2051. a second telescoping member; 2052. a second force sensor; 206. a tool shell; 2061. a first groove; 2062. a second groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses a calibration assembly for a multi-component sensor.
Example 1:
as shown in fig. 1, a calibration assembly for a multi-component sensor includes a base 100, a table 101 and a fixing frame 104 are disposed on the base 100, a component sensor 102 is disposed on the table 101, and at least one set of calibration assemblies 200 is disposed on the fixing frame 104.
A workbench 101 is fixed on the base 100 through bolts, a component sensor 102 is fixed on the workbench 101 through bolts, a fixing frame 104 is connected on the base 100 through a vertical column 103, the fixing frame 104 is a flat plate perpendicular to the base 100, a calibration component 200 is vertically inserted on the fixing frame 104, and the component sensor 102 of the calibration component 200 is aligned.
As shown in fig. 2, in the present embodiment, the calibration assembly 200 is a set of calibration assemblies 200, the direction is the X direction, the calibration assembly 200 includes a force sensor assembly 204 and a torque measurement assembly 205, the force sensor assembly 204 is used for loading the force value formed between the force sensor assembly 204 and the component sensor 102, and the torque measurement assembly 205 is used for loading the torque formed between the torque measurement assembly 205 and the component sensor 102.
Torque measurement assembly 205: as shown in fig. 3, the component sensor includes a rectangular tool housing 206 externally sleeved on the component sensor 102 and a second expansion piece 2051 inserted on the fixing frame 104. As shown in fig. 3, the tooling housing 206 is fixed on the upper surface of the worktable 101, and a groove is formed on the outer surface of the tooling housing 206 and is used for interference fit with the calibration assembly 200; on the common surface of the tooling housing 206, the grooves include a first groove 2061 and a second groove 2062, and a straight line passing through the first groove 2061 and perpendicular to the surface passes through the center of the component sensor 102.
The direction of the second expansion piece 2051 is the X direction, and is perpendicular to one surface of the tool housing 206, the straight line where the second expansion piece 2051 is located is parallel to the first expansion piece 2041, the second expansion piece 2051 is an electric cylinder, a second force sensor 2052 is arranged at the extending end of the second expansion piece 2051, and when the second expansion piece 2051 is abutted against the tool housing 206, the second force sensor 2052 is abutted against and matched with the second groove 2062.
The force sensor assembly 204: as shown in fig. 3, the first telescopic member 2041 is inserted into the fixing frame 104, the first telescopic member 2041 is located in the X direction and perpendicular to one surface of the tooling housing 206, a straight line where the first telescopic member 2041 is located passes through the center of the component sensor 102 inside the tooling housing 206, the first telescopic member 2041 is an oil cylinder, a first force sensor 2042 is arranged on an extending end of the first telescopic member 2041, and when the first telescopic member 2041 abuts against the tooling housing 206, the first force sensor 2042 is in abutting fit with the first groove 2061.
The implementation principle of the calibration assembly for the multi-component sensor in the embodiment of the application is as follows:
as shown in fig. 4, the component sensor 102 externally provided with the tool housing 206 is fixed on the worktable 101, and the first telescopic member 2041 is driven to push the first force sensor 2042 against the tool housing 206, so as to load the force on the tool housing 206, so that the component sensor 102 deforms in the X direction, and outputs a force value and is calibrated.
Meanwhile, the second force sensor 2052 is abutted to the tool shell 206 by driving the second telescopic piece 2051, the component sensor 102 deflects relative to the tool shell 206, a torque is formed between the abutment point of the second sensor and the abutment point of the first sensor, and the component sensor 102 outputs a torque or torsion value and is calibrated.
Example 2:
as shown in fig. 5, a calibration assembly for a multi-component sensor includes a base 100, a table 101 and a fixing frame 104 are disposed on the base 100, a component sensor 102 is disposed on the table 101, and at least one set of calibration assemblies 200 is disposed on the fixing frame 104.
A workbench 101 is fixed on the base 100 through bolts, a component sensor 102 is fixed on the workbench 101 through bolts, a fixing frame 104 is connected on the base 100 through a vertical column 103, the fixing frame 104 is a flat plate perpendicular to the base 100, a calibration component 200 is vertically inserted on the fixing frame 104, and the component sensor 102 of the calibration component 200 is aligned.
As shown in fig. 3, a groove is formed on the outer surface of the tool housing 206, and the groove is used for interference fit with the calibration assembly 200; on the common surface of the tooling housing 206, the grooves include a first groove 2061 and a second groove 2062, and a straight line passing through the first groove 2061 and perpendicular to the surface passes through the center of the component sensor 102.
Fixing frame 104: as shown in fig. 5, the base 100 includes a cross beam 1043 and a top plate 1044, a column 103 is vertically disposed on the base 100, the cross beam 1043 is erected on the column 103, the cross beam 1043 includes a first plate 1041 and a second plate 1042, the first plate 1041 and the second plate 1042 are parallel to each other and located on the same horizontal plane, the column 103 passes through the cross beam 1043 and is fixedly connected to the top plate 1044, and the top plate 1044 is parallel to the base 100. The alignment assembly 200 is disposed on each of the first plate 1041, the second plate 1042 and the beam 1043.
The calibration assembly 200: as shown in fig. 5, an X-direction calibration assembly 201, a Y-direction calibration assembly 202, and a Z-direction calibration assembly 203. The directions of the X-direction calibration assembly 201, the Y-direction calibration assembly 202 and the Z-direction calibration assembly 203 are pairwise vertical, and the X-direction calibration assembly 201 and the Y-direction calibration assembly 202 are horizontal and coplanar, so that an XYZ space rectangular coordinate system is formed.
The X-direction calibration assembly 201 includes a force sensor assembly 204 and a torque measurement assembly 205, the force sensor assembly 204 being used to load a force value formed between the force sensor assembly 204 and the component sensor 102, and the torque measurement assembly 205 being used to load a torque formed between the torque measurement assembly 205 and the component sensor 102.
Torque measurement assembly 205: as shown in fig. 3, the component sensor includes a rectangular tool housing 206 externally sleeved on the component sensor 102 and a second expansion piece 2051 inserted on the first plate 1041. As shown in fig. 3, the tooling housing 206 is fixed on the upper surface of the worktable 101, and a groove is formed on the outer surface of the tooling housing 206 and is used for interference fit with the calibration assembly 200; on the common surface of the tooling housing 206, the grooves include a first groove 2061 and a second groove 2062, and a straight line passing through the first groove 2061 and perpendicular to the surface passes through the center of the component sensor 102.
The direction of the second expansion piece 2051 is the X direction, and is perpendicular to one surface of the tool housing 206, the straight line where the second expansion piece 2051 is located is parallel to the first expansion piece 2041, the second expansion piece 2051 is an electric cylinder, a second force sensor 2052 is arranged at the extending end of the second expansion piece 2051, and when the second expansion piece 2051 is abutted against the tool housing 206, the second force sensor 2052 is abutted against and matched with the second groove 2062.
The force sensor assembly 204: as shown in fig. 3, the tool comprises a first expansion piece 2041 inserted into the first plate 1041, the first expansion piece 2041 is located in the X direction and perpendicular to one surface of the tool housing 206, a straight line where the first expansion piece 2041 is located passes through the center of the component sensor 102 inside the tool housing 206, the first expansion piece 2041 is an oil cylinder, a first force sensor 2042 is arranged on an extending end of the first expansion piece 2041, and when the first expansion piece 2041 abuts against the tool housing 206, the first force sensor 2042 abuts against and is matched with the first groove 2061.
The Y-direction calibration assembly 202 and the Z-direction calibration assembly 203 are respectively disposed on the second plate 1042 and the top plate 1044, and the structure is the same as that of the X-direction calibration assembly 201, which will not be described in detail in this embodiment. The X-direction calibration assembly 201, the Y-direction calibration assembly 202 and the Z-direction calibration assembly 203 are abutted against the tool shell 206.
The implementation principle of the calibration assembly for the multi-component sensor in the embodiment of the application is as follows:
as shown in fig. 4, the component sensor 102 externally provided with the tooling housing 206 is fixed on the worktable 101, and the first force sensor 2042 is abutted to the tooling housing 206 by driving the first expansion piece 2041 in the X direction, the Y direction and the Z direction at the same time, so as to load the force on the tooling housing 206, so that the component sensor 102 deforms in the X direction, and the component force sensor outputs a force value and is calibrated.
The second force sensor 2052 is abutted against the tool housing 206 in the X direction, the Y direction and the Z direction by driving the second telescopic member 2051, the component sensor 102 deflects relative to the tool housing 206, a torque is formed between the abutment of the second sensor and the abutment of the first sensor, and the component sensor 102 outputs a torque or torsion value and is calibrated.
Example 3:
as shown in fig. 6, a calibration assembly for a multi-component sensor includes a base 100, a table 101 and a fixing frame 104 are disposed on the base 100, a component sensor 102 is disposed on the table 101, and at least one set of calibration assemblies 200 is disposed on the fixing frame 104.
A workbench 101 is fixed on the base 100 through bolts, a component sensor 102 is fixed on the workbench 101 through bolts, a fixing frame 104 is connected on the base 100 through a vertical column 103, the fixing frame 104 is a flat plate perpendicular to the base 100, a calibration component 200 is vertically inserted on the fixing frame 104, and the component sensor 102 of the calibration component 200 is aligned.
In this embodiment, the calibration assembly 200 is a set of force sensor assemblies 204 and the force sensor assembly 204 is used to load the force values formed between the force sensor assemblies 204 and the component sensors 102, and the calibration assembly 200 includes a torque measurement assembly 205 and a force sensor assembly 200.
As shown in fig. 7, the tooling housing 206 is fixed on the upper surface of the worktable 101, and a groove is formed on the outer surface of the tooling housing 206 and is used for interference fit with the calibration assembly 200; on the common surface of the tooling housing 206, the grooves include a straight line where the first groove 2061 passes through the first groove 2061 and a perpendicular to the common surface passes through the center of the component sensor 102.
The force sensor assembly 204: as shown in fig. 7, the tool comprises a first expansion piece 2041 inserted into the fixing frame 104, the first expansion piece 2041 is located in an X direction and perpendicular to a surface of the tool housing 206, a straight line where the first expansion piece 2041 is located passes through the center of the component sensor 102 inside the tool housing 206, the first expansion piece 2041 is an oil cylinder, a first force sensor 2042 is arranged on an extending end of the first expansion piece 2041, and when the first expansion piece 2041 abuts against the tool housing 206, the first force sensor 2042 abuts against and is matched with the first groove 2061.
The implementation principle of the calibration assembly for the multi-component sensor in the embodiment of the application is as follows:
as shown in fig. 8, the component sensor 102 externally provided with the tool housing 206 is fixed on the worktable 101, and the first telescopic member 2041 is driven to push the first force sensor 2042 against the tool housing 206, so as to load the force on the tool housing 206, so that the component sensor 102 deforms in the X direction, and outputs a force value and is calibrated.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A calibration assembly for a multicomponent sensor, comprising: including workstation (101) and mount (104), be provided with component sensor (102) on workstation (101), be provided with at least a set of on mount (104) be used for with calibration subassembly (200) that component sensor (102) contradict, calibration subassembly (200) including be used for the force transducer subassembly (204) of loading power value or/and be used for loading torque measuring subassembly (205) of moment of torsion.
2. A calibration assembly for a multicomponent sensor according to claim 1, wherein: the force sensor assembly (204) comprises a first telescopic piece (2041), a first force sensor (2042) which is used for colliding with the component sensor (102) is arranged on the first telescopic piece (2041), and a straight line where the first telescopic piece (2041) is located passes through the center of the component sensor (102).
3. A calibration assembly for a multicomponent sensor according to claim 2, wherein: the torque measuring assembly (205) comprises a tool shell (206) sleeved outside the component sensor (102) and a second telescopic piece (2051) arranged on the fixing frame (104), wherein a second force sensor (2052) used for abutting against the component sensor (102) is arranged on the second telescopic piece (2051).
4. A calibration assembly for a multicomponent sensor according to claim 3, wherein: the second telescoping piece (2051) is parallel to the first telescoping piece (2041).
5. A calibration assembly for a multicomponent sensor according to claim 3, wherein: the surface of the tool shell (206) is provided with a groove which is used for abutting against the calibration component (200).
6. A calibration assembly for a multicomponent sensor according to claim 5, wherein: the fixture (104) is provided with a group of X-direction calibration components (201) used for calibrating the component sensor (102), and the calibration components (200) are abutted to the tool shell (206).
7. A calibration assembly for a multicomponent sensor according to claim 6, wherein: the calibration assembly comprises a fixing frame (104) and is characterized in that three groups of calibration assemblies (200) used for calibrating the component sensor (102) are arranged on the fixing frame (104), each calibration assembly (200) comprises an X-direction calibration assembly (201), a Y-direction calibration assembly (202) and a Z-direction calibration assembly (203), every two directions of the X-direction calibration assembly (201), the Y-direction calibration assembly (202) and the Z-direction calibration assembly (203) are perpendicular to each other, and the X-direction calibration assembly (201) and the Y-direction calibration assembly (202) are horizontal and coplanar.
8. A calibration assembly for a multicomponent sensor according to claim 7, wherein: the fixing frame (104) comprises a cross beam (1043), and the X-direction calibration assembly (201) and the Y-direction calibration assembly (202) are arranged on the cross beam (1043); crossbeam (1043) top is provided with roof (1044), be provided with on roof (1044) Z is to calibration subassembly (203), X to calibration subassembly (201), Y to calibration subassembly (202) and Z to calibration subassembly (203) all with frock shell (206) contradicts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022812092.7U CN213364123U (en) | 2020-11-28 | 2020-11-28 | Calibration assembly for multi-component sensor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022812092.7U CN213364123U (en) | 2020-11-28 | 2020-11-28 | Calibration assembly for multi-component sensor |
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