CN112362349B - Adjustable six-component balance calibration device for engine ground test - Google Patents
Adjustable six-component balance calibration device for engine ground test Download PDFInfo
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- CN112362349B CN112362349B CN202011269189.6A CN202011269189A CN112362349B CN 112362349 B CN112362349 B CN 112362349B CN 202011269189 A CN202011269189 A CN 202011269189A CN 112362349 B CN112362349 B CN 112362349B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
- G01M9/06—Measuring arrangements specially adapted for aerodynamic testing
- G01M9/062—Wind tunnel balances; Holding devices combined with measuring arrangements
Abstract
The invention provides an adjustable six-component balance calibration device for an engine ground test, which solves the problem that the existing thrust calibration system only performs force calibration on a balance fixed point and cannot ensure the accuracy and synchronism of loading of a plurality of forces. The device comprises a base, a balance upper end electric cylinder bearing seat, a first balance side electric cylinder bearing seat, a second balance side electric cylinder bearing seat, a force loading actuating mechanism and a control system; the first antenna side electric cylinder bearing seat is arranged on the base, and a first linear slide rail is arranged on the first antenna side electric cylinder bearing seat; the second balance side electric cylinder bearing seat is arranged on the base; a third linear slide rail and a fourth linear slide rail are arranged on an electric cylinder bearing seat at the upper end of the balance; the force loading actuating mechanism comprises a first electric cylinder arranged on the first linear slide rail, a second electric cylinder and a third electric cylinder which are arranged on a force bearing seat of the electric cylinder at the side edge of the second balance, a fourth electric cylinder and a fifth electric cylinder which are arranged on the third linear slide rail, and a sixth electric cylinder which is arranged on the fourth linear slide rail; the control system controls the action of the 6 electric cylinders.
Description
Technical Field
The invention belongs to the field of free jet tests of ramjet engines, relates to a six-component balance calibration device, and particularly relates to an adjustable six-component balance calibration device for a ground test of an engine.
Background
In the field of ramjet free jet tests, a six-component balance is generally required to be used, and in the development process of the six-component balance, the designed balance needs to be verified so as to ensure the measurement accuracy of the balance. Therefore, a six-component thrust force calibration system needs to be designed, and component force calibration of force and moment is realized in a mode of loading a plurality of forces on the balance.
The existing thrust verification system applies load to the balance through a plurality of force loading executing mechanisms, and has the defects that only force verification can be performed on a fixed point of the balance, and the accuracy and the synchronism of a plurality of component force loads cannot be guaranteed.
Disclosure of Invention
The invention provides an adjustable six-component balance calibration device for a ground test of an engine, aiming at solving the technical problems that the existing thrust calibration system only performs force calibration on a balance fixed point and cannot ensure the loading accuracy and synchronism of a plurality of component forces.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
an adjustable six-component balance calibration device for an engine ground test is characterized in that: the balance comprises a base, a balance upper end electric cylinder bearing seat, a first balance side electric cylinder bearing seat, a second balance side electric cylinder bearing seat, a force loading actuating mechanism and a control system;
defining the plane of the base as an XY plane, and the plane vertical to the base as a Z-axis direction;
the first antenna flat side electric cylinder bearing seat is arranged on the base in parallel to a YZ plane, and a first linear slide rail in parallel to a Z axis is arranged on the first antenna flat side electric cylinder bearing seat;
the second balance side electric cylinder bearing seat is arranged on the base in parallel to the XZ plane;
the balance upper end electric cylinder bearing seat is arranged in parallel to the XY plane and is positioned above the first balance side electric cylinder bearing seat and the second balance side electric cylinder bearing seat, the lower surface of the balance upper end electric cylinder bearing seat is provided with a third linear slide rail parallel to the X axis and a fourth linear slide rail parallel to the Y axis, and the fourth linear slide rail is positioned on one side of the third linear slide rail;
the force loading actuating mechanism comprises 6 electric cylinders for applying load to the surface of the balance, namely a first electric cylinder, a second electric cylinder, a third electric cylinder, a fourth electric cylinder, a fifth electric cylinder and a sixth electric cylinder, wherein the first electric cylinder is parallel to the X axis and is arranged on a first linear slide rail; the second electric cylinder and the third electric cylinder are mounted on a bearing seat of the electric cylinder on the side edge of the second balance through a bidirectional linear slide rail mechanism and are used for realizing the sliding of the second electric cylinder and the third electric cylinder along the X-axis direction and the Z-axis direction;
the control system is used for controlling the actions of the 6 electric cylinders to realize the application of force load to the balance.
Furthermore, the force loading actuating mechanism also comprises force sensors respectively arranged on the 6 electric cylinders, and the control system is used for adjusting the output force of the electric cylinders in real time according to the force values of the force sensors so as to enable the force values of the force sensors to be equal to the force value required to be applied.
Furthermore, the bidirectional linear slide rail mechanism comprises 2 bearing frames, a second linear slide rail arranged on the bearing seat of the electric cylinder on the side of the second balance in parallel with the X axis and a fifth linear slide rail arranged on each bearing frame and in parallel with the Z axis, wherein the 2 bearing frames are arranged on the second linear slide rail and can slide on the second linear slide rail;
and the second electric cylinder and the third electric cylinder are respectively arranged on the fifth linear slide rails of the 2 bearing frames.
Further, the balance further comprises a balance upper support positioned above the base;
a first guide rail which is parallel to the Z axis and matched with the first electric cylinder is arranged on the side surface of the balance upper support;
a plurality of second guide rails which are parallel to the Z axis and matched with the second electric cylinder and the third electric cylinder are arranged on the side surface of the balance upper support, and the plurality of second guide rails are arranged side by side along the X axis direction;
the upper surface of the balance upper support is provided with a third guide rail which is parallel to the X axis and is matched with the fourth electric cylinder and the fifth electric cylinder, and a fourth guide rail which is parallel to the Y axis and is matched with the sixth electric cylinder.
Furthermore, the first linear slide rail is positioned in the middle of the first antenna side electric cylinder force bearing seat in the Y direction;
the third linear slide rail is positioned in the middle of the upper end of the balance in the Y direction of the electric cylinder force bearing seat;
and the fourth linear slide rail is positioned in the middle of the X direction of the electric cylinder force bearing seat at the upper end of the balance.
Furthermore, the force sensor is an s-shaped tension-compression bidirectional force measuring sensor.
Furthermore, the second linear slide rail is 2 that are parallel arrangement.
Furthermore, a sixth linear slide rail used for moving the bearing frame along the X-axis direction is arranged on the base.
Compared with the prior art, the invention has the advantages that:
1. the calibration device is provided with the slide rails on the electric cylinder bearing seat at the upper end of the balance, the first balance side electric cylinder bearing seat and the second balance side electric cylinder bearing seat, the position of a stress application point on the balance can be adjusted, the force loading with position variable in the horizontal and vertical directions is completed, and the calibration of various forces of the measured balance is realized.
2. The invention adopts the high-precision electric cylinder as the force loading actuating mechanism, and has the characteristics of high precision and high response speed; and a closed-loop regulation is formed by the control system, the electric cylinder and the force sensor on the electric cylinder, so that the force value of the force sensor is equal to the required applied force value, the precision of the output force is ensured, the applied force check of the balance is realized, and the measurement precision of the balance can be ensured.
3. The calibration device can apply force to the balance at 6 positions or any number of forces in the balance at the same time in the calibration process, and can stably maintain the force in a closed-loop force application mode, thereby ensuring the loading accuracy and simultaneity.
4. The calibration device also comprises a balance upper support arranged on the balance, and the calibration of the moment of the balance can be realized.
5. The calibration device provided by the invention has the advantages that the mode of loading a plurality of loads on the balance is adopted, the force application point is adjustable, the component force calibration of force and moment is realized, the test testing capability is improved, and the important support is provided for the development of test pieces such as an engine.
Drawings
FIG. 1 is a first perspective view of an adjustable six-component balance calibration device for a ground test of an engine according to the present invention;
FIG. 2 is a second schematic perspective view of the adjustable six-component balance calibration device for the ground test of the engine (the double-headed arrow indicates the direction of movement of the electric cylinder);
FIG. 3 is a schematic diagram of the force applied to the balance by the adjustable six-component balance calibration device for the engine ground test of the invention; wherein a is viewed from the Y direction of FIG. 1, b is viewed from the Z direction of FIG. 1, and c is viewed from the X direction of FIG. 1;
fig. 4 is a first schematic structural diagram of the adjustable six-component balance calibration device for the engine ground test of the present invention (seen from the Y direction, and the second balance side electric cylinder bearing seat and the electric cylinder thereon are not shown);
fig. 5 is a second schematic structural diagram (seen from the X direction, and the first flat side electric cylinder bearing seat and the electric cylinder thereon are not shown) of the adjustable six-component balance calibration apparatus for the engine ground test of the present invention;
FIG. 6 is an enlarged view of a portion of the two-way linear slide mechanism of FIG. 5;
FIG. 7 is a schematic diagram of the adjustable six-component balance calibration device for the ground test of the engine, showing the force applied to the balance and the direction of motion of an electric cylinder, wherein a double-headed arrow indicates the direction of motion of the electric cylinder;
FIG. 8a is a schematic block diagram of a control system in the adjustable six-component balance calibration device for the ground test of the engine according to the present invention;
FIG. 8b is a structural block diagram of a control system in the adjustable six-component balance calibration device for the engine ground test according to the invention;
FIG. 9 is a schematic structural diagram of a force sensor in the adjustable six-component balance calibration device for the ground test of the engine;
wherein the reference numbers are as follows:
1-base, 11-sixth linear slide rail, 2-balance upper end electric cylinder bearing seat, 21-third linear slide rail, 22-fourth linear slide rail, 3-first balance side electric cylinder bearing seat, 31-first linear slide rail, 4-second balance side electric cylinder bearing seat, 41-second linear slide rail, 5-bearing frame, 51-sliding block, 52-fifth linear slide rail, 61-first electric cylinder, 62-second electric cylinder, 63-third electric cylinder, 64-fourth electric cylinder, 65-fifth electric cylinder, 66-sixth electric cylinder, 7-force sensor, 71-spherical hinge, 8-balance upper support, 81-first guide rail, 82-second guide rail, 83-third guide rail, 84-fourth guide rail and 9-balance.
Detailed Description
The invention is described in further detail below with reference to the figures and specific embodiments.
In order to realize multi-degree-of-freedom thrust calibration of a six-component balance in the thrust calibration test process, the invention provides a calibration device capable of adjusting the position of a force measuring point, static force loading is carried out at 6 positions of the balance to complete force and moment applied to the balance in the x, y and z directions, meanwhile, the position of the force applying point on the balance is adjusted by adopting a mode of additionally arranging a sliding rail on the force applying surface of the balance, position-variable force loading in the horizontal and vertical directions is completed, and calibration of various forces and moments of the measured balance is realized.
As shown in fig. 1 and fig. 2, an adjustable six-component balance calibration device for an engine ground test comprises a base 1, a balance upper end electric cylinder bearing seat 2, a first balance side electric cylinder bearing seat 3, a second balance side electric cylinder bearing seat 4, a force loading actuating mechanism and a control system;
defining the plane of the base 1 in fig. 1 as an XY plane, and the plane perpendicular to the base 1 as a Z-axis direction, wherein the right in fig. 1 is an axis + X, and the inward of the paper is an axis + Y;
the base 1 is made of a section steel material, the space placement of the balance 9 is met, the force applied to the balance is shown in figure 3, and push (pull) forces FB2, FB4 and FB5 are respectively applied to three position points on two side surfaces of the balance in the horizontal direction; in the vertical direction, push (pull) forces FB1, FB3, FB6 are applied at three points on the top surface of the balance.
As shown in fig. 1 and 4, the first antenna side electric cylinder force-bearing seat 3 is parallel to the YZ plane and fixed on the base 1 through bolts, and a first linear slide rail 31 parallel to the Z axis is arranged on the first antenna side electric cylinder force-bearing seat 3; as shown in fig. 5, the second balance side electric cylinder bearing seat 4 is parallel to the XZ plane and fixed on the base 1 through a bolt, and a second linear slide rail 41 parallel to the X axis is arranged on the second balance side electric cylinder bearing seat 4; the balance upper end electric cylinder bearing seat 2 is arranged in parallel to the XY plane and is positioned above the first balance side electric cylinder bearing seat 3 and the second balance side electric cylinder bearing seat 4, the lower surface of the balance upper end electric cylinder bearing seat 2 is provided with a third linear slide rail 21 parallel to the X axis and a fourth linear slide rail 22 parallel to the Y axis, and the fourth linear slide rail 22 is positioned on one side of the third linear slide rail 21.
The force loading actuating mechanism comprises 6 electric cylinders for applying load to the surface of the balance, namely a first electric cylinder 61 arranged parallel to the X axis, a second electric cylinder 62 and a third electric cylinder 63 arranged parallel to the Y axis, and a fourth electric cylinder 64, a fifth electric cylinder 65 and a sixth electric cylinder 66 arranged parallel to the Z axis; the first electric cylinder 61 is arranged on the first linear sliding rail 31 and can move along the first linear sliding rail 31; as shown in fig. 6, the second electric cylinder 62 and the third electric cylinder 63 are both mounted on the second balance side electric cylinder force bearing seat 4 through a force bearing frame 5, a slide block 51 matched with the second linear slide rail 41 is arranged on one side surface of the force bearing frame 5, a fifth linear slide rail 52 parallel to the Z axis is arranged on the other side surface, 2 force bearing frames 5 are both mounted on the second linear slide rail 41 of the second balance side electric cylinder force bearing seat 4 through the slide block 51, and the second electric cylinder 62 and the third electric cylinder 63 are respectively mounted on the fifth linear slide rails 52 of the 2 force bearing frames 5. The carrier 5 and the second electric cylinder 62 (or the third electric cylinder 63) thereon can move in the X-axis direction (horizontal direction) as a whole, and the second electric cylinder 62 (or the third electric cylinder 63) can move in the Z-axis direction (height direction) on the carrier 5; in order to improve the stability of the force bearing frame 5 moving along the X-axis direction, the number of the second linear slide rails 41 is 2, and the base 1 is provided with a sixth linear slide rail 11 for the force bearing frame 5 moving along the X-axis direction. The fourth electric cylinder 64 and the fifth electric cylinder 65 are arranged on the third linear slide rail 21 and can move on the third linear slide rail 21; the sixth electric cylinder 66 is provided on the fourth linear guide 22 and is movable on the fourth linear guide 22.
As shown in fig. 7, a first electric cylinder 61 on the first leveling side electric cylinder force bearing base 3 applies a pushing (pulling) force FB2 to the balance, and the first electric cylinder 61 can realize position adjustment in the Z-axis direction (height direction); a second electric cylinder 62 and a third electric cylinder 63 on an electric cylinder force bearing seat 4 at the side of the second balance apply pushing (pulling) forces FB4 and FB5 to the balance respectively, and the second electric cylinder 62 and the third electric cylinder 63 can realize double position adjustment in the X-axis direction (horizontal direction) and the Z-axis direction (height direction); the fourth electric cylinder 64, the fifth electric cylinder 65 and the sixth electric cylinder 66 on the electric cylinder force bearing seat 2 at the upper end of the balance apply pushing (pulling) forces FB1, FB3 and FB6 to the balance respectively, the fourth electric cylinder 64 and the fifth electric cylinder 65 can both realize position adjustment in the X-axis direction (horizontal direction), and the sixth electric cylinder 66 can realize position adjustment in the Y-axis direction.
The device adopts the mode of additionally arranging the slide rails on the balance upper end electric cylinder bearing seat 2, the first balance side electric cylinder bearing seat 3 and the second balance side electric cylinder bearing seat 4, realizes the movement of the position of the force loading actuating mechanism, completes the force loading with the position variable in the horizontal and vertical directions, and improves the calibration capability of the balance thrust.
The calibration device further comprises a balance upper support 8 arranged on the balance, the balance upper support 8 extends outwards relative to the balance on the XY plane, and a first guide rail 81 matched with the first electric cylinder 61 is arranged on the side surface of the balance upper support 8 along the Z axis; a plurality of second guide rails 82 matched with the second electric cylinder 62 and the third electric cylinder 63 are arranged on the side surface of the balance upper support 8 along the Z axis, and the plurality of second guide rails 82 are arranged side by side along the X axis direction; the upper surface of the balance upper support 8 is provided with a third guide rail 83 matched with the fourth electric cylinder 64 and the fifth electric cylinder 65 along the X axis and a fourth guide rail 84 matched with the sixth electric cylinder 66 along the Y axis, and the balance moment can be verified and detected by applying force to the balance upper support 8 through the balance, so that the performance of the tested balance 9 can be comprehensively checked.
This embodiment verifying attachment adopts mobilizable electronic jar design, can realize the removal of balance top X, Y direction, and the balance wherein one side Z is to the removal, balance opposite side Z to, X to the displacement, can realize the check-up of other structure balances except this embodiment balance, extend verifying attachment's check-up ability scope, in addition, the balance upper bracket can carry out under the different displacements, the balance atress and the research of torsion of multiple spot position.
In order to ensure the accuracy and the synchronism of six-component force loading, in the embodiment, a high-precision electric cylinder is used as a force loading actuating mechanism, and the electric cylinder is designed integrally with a screw rod through a servo motor to convert the rotary motion of the servo motor into linear motion. The servo motors are arranged on the sliding rails in a sliding mode and connected with the control system, the lead screw is used for applying load to the balance, the servo motors of the 6 electric cylinders are all connected with the control system, and the control system controls the actions of the 6 electric cylinders to apply force load to the balance; for the adoption of an electric cylinder as a standard force loading actuating mechanism, the control of the electric cylinder and a motor thereof needs to be completed in order to complete the loading of the standard force.
In order to improve the accuracy of applying force load to the balance, the force loading executing mechanism further comprises force sensors 7 respectively arranged on the 6 electric cylinders, and the control system is used for adjusting the output force of the electric cylinders in real time according to the force values of the force sensors 7, so that the force values of the force sensors 7 are equal to the force value required to be applied, and the closed-loop accurate control of the applied force is realized. As shown in fig. 9, the force sensor 7 of this embodiment can be an s-shaped tension/compression bidirectional force sensor 7, and the two ends of the force sensor 7 are connected by using spherical hinges 71, so as to avoid the interference of non-measurement direction force and the influence of non-axial direction force on the electric cylinder, improve the local rigidity and force transmission accuracy of the standard force loading point, reduce deformation, and improve the measurement accuracy.
The control system is mainly composed of a computer (controller), an NST2000 data collector, a PCI1040 motion control card and a driver, as shown in fig. 8a, and a hardware block diagram as shown in fig. 8 b; the data acquisition unit collects real-time force signals of 6 force sensors 7 on the 6 electric cylinders and provides the real-time force signals to a feedback loop of the computer, and the computer compares the collected force signals with actually required force values and adopts the motion control card to control the driver to perform precise motion control on the six electric cylinders. In fig. 8b, 6 force sensors and 6 drivers correspond to 6 electric cylinders (a first electric cylinder 61, a second electric cylinder 62, a third electric cylinder 63, a fourth electric cylinder 64, a fifth electric cylinder 65 and a sixth electric cylinder 66) in a one-to-one manner, and the serial numbers are respectively 01 to 06.
In a six-component force loading system, single-shaft closed-loop servo control and multi-shaft synchronous control are mainly involved. Carry out the output of different power values simultaneously to 6 electronic jars through control system, will make electronic jar driving motor drive the lead screw in the electronic jar cylinder body and carry out the back-and-forth movement to through the force sensor 7 (force sensor 7 is connected with balance end interface) with electronic jar series connection, the realization is checked the power of balance. By additionally arranging the force sensor 7 and controlling through feedback, the precision of force output is kept at the moment of closed-loop feedback of the computer; the stability and simultaneity when 6 forces are output simultaneously are ensured by real-time data feedback and control, and multi-point synchronous force and displacement control is realized.
In the embodiment, the first linear slide rail 31 is positioned in the middle of the first antenna side electric cylinder force bearing seat in the 3Y direction; the third linear slide rail 21 is positioned in the middle of the upper end of the balance in the Y direction of the electric cylinder bearing seat 2; the fourth linear slide rail 22 is positioned in the middle of the upper end of the balance in the direction of 2X of the electric cylinder bearing seat; in the design, 1 vertical lifting force and 1 horizontal force pass through the center of the balance, and the loading errors of the pitching moment and the yawing moment are reduced.
The calibration device can bear the load applied to the support in the calibration process, can meet the requirements of horizontal and vertical displacement of thrust in the thrust calibration process, and breaks through a space arrangement multi-component vector force loading technology of a plurality of electric cylinders.
The above description is only for the purpose of describing the preferred embodiments of the present invention and does not limit the technical solutions of the present invention, and any known modifications made by those skilled in the art based on the main technical concepts of the present invention fall within the technical scope of the present invention.
Claims (7)
1. The utility model provides a six weight balance calibration equipment with adjustable engine ground test which characterized in that: the balance comprises a base (1), a balance upper end electric cylinder bearing seat (2), a first balance side electric cylinder bearing seat (3), a second balance side electric cylinder bearing seat (4), a force loading actuating mechanism and a control system;
defining the plane of the base (1) as an XY plane, and the plane vertical to the base (1) is in the Z-axis direction;
the first antenna side electric cylinder bearing seat (3) is arranged on the base (1) in parallel to a YZ plane, and a first linear sliding rail (31) in parallel to a Z axis is arranged on the first antenna side electric cylinder bearing seat (3);
the second balance side electric cylinder bearing seat (4) is arranged on the base (1) in parallel to the XZ plane;
the balance upper end electric cylinder bearing seat (2) is arranged in parallel to the XY plane and is positioned above the first balance side electric cylinder bearing seat (3) and the second balance side electric cylinder bearing seat (4), a third linear slide rail (21) parallel to the X axis and a fourth linear slide rail (22) parallel to the Y axis are arranged on the lower surface of the balance upper end electric cylinder bearing seat (2), and the fourth linear slide rail (22) is positioned on one side of the third linear slide rail (21);
the force loading executing mechanism comprises 6 electric cylinders for applying load to the surface of the balance, namely a first electric cylinder (61) which is parallel to the X axis and is arranged on the first linear slide rail (31), a second electric cylinder (62) and a third electric cylinder (63) which are parallel to the Y axis, a fourth electric cylinder (64) and a fifth electric cylinder (65) which are parallel to the Z axis and are arranged on the third linear slide rail (21), and a sixth electric cylinder (66) which is parallel to the Z axis and is arranged on the fourth linear slide rail (22); the second electric cylinder (62) and the third electric cylinder (63) are mounted on a second balance side electric cylinder force bearing seat (4) through a bidirectional linear slide rail mechanism and are used for realizing the sliding of the second electric cylinder (62) and the third electric cylinder (63) along the X-axis direction and the Z-axis direction;
the control system is used for controlling the actions of the 6 electric cylinders to apply force loads to the balance;
the force loading actuating mechanism further comprises force sensors (7) respectively arranged on the 6 electric cylinders, and the control system is used for adjusting the output force of the electric cylinders in real time according to the force values of the force sensors (7) to enable the force values of the force sensors (7) to be equal to the force values required to be applied.
2. The adjustable calibration device for the six-component balance for the engine ground test according to claim 1, wherein: the bidirectional linear slide rail mechanism comprises 2 bearing frames (5), a second linear slide rail (41) arranged on a bearing seat (4) of an electric cylinder on the side of the second balance in parallel to an X axis and a fifth linear slide rail (52) which is arranged on each bearing frame (5) and is parallel to a Z axis, wherein the 2 bearing frames (5) are arranged on the second linear slide rail (41) and can slide on the second linear slide rail (41);
the second electric cylinder (62) and the third electric cylinder (63) are respectively arranged on the fifth linear slide rail (52) of the 2 bearing frames (5).
3. The adjustable six-component balance calibration device for the engine ground test as claimed in claim 1 or 2, wherein: the balance is characterized by also comprising a balance upper bracket (8) positioned above the base (1);
a first guide rail (81) which is parallel to the Z axis and matched with the first electric cylinder (61) is arranged on the side surface of the balance upper support (8);
a plurality of second guide rails (82) which are parallel to the Z axis and matched with the second electric cylinder (62) and the third electric cylinder (63) are arranged on the side face of the balance upper support (8), and the plurality of second guide rails (82) are arranged side by side along the X-axis direction;
the upper surface of balance upper bracket (8) is equipped with and is on a parallel with the X axle and with fourth electronic jar (64) and fifth electronic jar (65) complex third guide rail (83) to and be equipped with and be on a parallel with the Y axle and with sixth electronic jar (66) complex fourth guide rail (84).
4. The adjustable calibration device for the six-component balance for the engine ground test according to claim 3, wherein: the first linear slide rail (31) is positioned in the middle of the first antenna side electric cylinder force bearing seat (3) in the Y direction;
the third linear slide rail (21) is positioned in the middle of the upper end of the balance in the Y direction of the electric cylinder bearing seat (2);
and the fourth linear slide rail (22) is positioned in the middle of the X direction of the electric cylinder bearing seat (2) at the upper end of the balance.
5. The adjustable calibration device for the six-component balance for the engine ground test according to claim 4, wherein: the force sensor (7) is an s-shaped tension-compression bidirectional force measuring sensor.
6. The adjustable calibration device for the six-component balance for the ground test of the engine as claimed in claim 2, wherein: the second linear slide rail (41) is 2 in parallel arrangement.
7. The adjustable calibration device for the six-component balance for the engine ground test according to claim 2, wherein: and a sixth linear slide rail (11) used for moving the bearing frame (5) along the X-axis direction is arranged on the base (1).
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| CN202011269189.6A CN112362349B (en) | 2020-11-13 | 2020-11-13 | Adjustable six-component balance calibration device for engine ground test |
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| CN202011269189.6A CN112362349B (en) | 2020-11-13 | 2020-11-13 | Adjustable six-component balance calibration device for engine ground test |
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| CN115046723B (en) * | 2022-08-15 | 2022-10-25 | 中国空气动力研究与发展中心高速空气动力研究所 | Loading device for preparing force measurement test and test method |
| CN116222956B (en) * | 2023-05-04 | 2023-07-04 | 中国空气动力研究与发展中心空天技术研究所 | Large-scale tandem type heavy load force balance of pulse wind tunnel and working method |
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| EP0340316B1 (en) * | 1988-04-30 | 1992-06-10 | Carl Schenck Ag | Calibrating device for an internal wind tunnel balance |
| JP5140040B2 (en) * | 2009-06-22 | 2013-02-06 | 川崎重工業株式会社 | Wind tunnel balance calibration device |
| CN103884470B (en) * | 2014-04-14 | 2016-06-01 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of hydraulic type multiple component force combination calibration device |
| CN104280187A (en) * | 2014-11-03 | 2015-01-14 | 大连交通大学 | Six-dimensional force sensor calibration device |
| CN106248341B (en) * | 2016-08-19 | 2018-10-16 | 大连理工大学 | A kind of five component piezoelectric types " double balances " static demarcating device |
| CN106840595A (en) * | 2017-03-31 | 2017-06-13 | 西南交通大学 | A kind of wind-tunnel balance calibrating platform |
| CN109580094B (en) * | 2018-12-26 | 2023-11-10 | 北京航天益森风洞工程技术有限公司 | Fan generator set axis of rotation moment balance calibration system |
| CN209400209U (en) * | 2019-02-27 | 2019-09-17 | 中航飞机起落架有限责任公司 | Slow test loads regulating mechanism and slow test loading device |
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