CN109556843A - Rotor system Calibrating experimental bench - Google Patents
Rotor system Calibrating experimental bench Download PDFInfo
- Publication number
- CN109556843A CN109556843A CN201811354729.3A CN201811354729A CN109556843A CN 109556843 A CN109556843 A CN 109556843A CN 201811354729 A CN201811354729 A CN 201811354729A CN 109556843 A CN109556843 A CN 109556843A
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- CN
- China
- Prior art keywords
- rotor system
- lead screw
- experimental bench
- testpieces
- sliding
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- 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.)
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
This application provides a kind of rotor system Calibrating experimental benchs, comprising: testing stand ontology is provided with threaded hole；Lead screw is threadedly coupled with threaded hole；Sliding rail, the extending direction along lead screw are set on testing stand ontology；Bearing block is slidably connected with sliding rail along the direction vertical with the extending direction of lead screw, and connect with threads of lead screw；Sensor is connect with bearing block, is used for joint test part；Foil gauge is set on testpieces.
Description
Technical field
This application involves lifting airscrew calibration technique fields, specifically provide a kind of rotor system Calibrating experimental bench.
Background technique
Calibration is that rotor system alternating load measures previous very important link, is obtained by applying load to testpieces
Relationship between load and strain, strain and charge, thus according to test when measurement electric signal extrapolate load size and
Direction for rotation test part load monitoring and ensures that the intensity of dynamic component and service life provide foundation, calibration result it is accurate whether
It is directly related to the accuracy of load test result.
The requirement tested according to helicopter rotor system, it is necessary to which qualification test, content of the test are carried out to rotor system
Including dynamic response test, durability test etc., in the prior art, dynamic response test, durability test are all by testing
Foil gauge is pasted on part to obtain the dynamic characteristic and structural loads of rotor system.
Currently, rotor system calibration tooling is designed according to concrete model testpieces, the examination for needing to demarcate in rotor system
Testing part is mainly propeller hub support arm, damper, lower link bar, anti-torque arm, toggle, auto-bank unit rotating ring, not rotating ring etc., due to examination
Test that part is different, and the load being necessary to apply different, staking-out work are cumbersome, complicated.For example, calibration lower link bar, damping
The axle power of device just needs the large-scale experiments equipment such as puller system, and calibration propeller hub support arm needs counterweight etc..Therefore, it is imitated to improve calibration
Rate and stated accuracy is improved, need a set of easy, facilitates the caliberating device of installation and load to complete staking-out work.
Summary of the invention
At least one in order to solve the above-mentioned technical problem, this application provides a kind of rotor system Calibrating experimental benchs to include:
Testing stand ontology, is provided with threaded hole；Lead screw is threadedly coupled with the threaded hole；Sliding rail, the extending direction along the lead screw are set
It is placed on the testing stand ontology；Bearing block connects along the direction vertical with the extending direction of the lead screw and sliding rail sliding
It connects, and is connect with the threads of lead screw；Sensor is connect with the bearing block, is used for joint test part；Foil gauge is set to
On the testpieces.
According at least one embodiment of the application, it is connected with first adapter and the second adapter on the sensor,
The testpieces is fixedly connected on the testing stand ontology along the lead screw extending direction；The first adapter and the axis
Hold seat connection；Second adapter is used for joint test part, for applying pressure/pulling force to the testpieces.
It further include attached rack according at least one embodiment of the application, the testpieces passes through testpieces adapter
It is set on the attached rack along the direction vertical with the lead screw extending direction.
According at least one embodiment of the application, the covers disposed on sensor is equipped with adapter and wirerope；The switching
Part is connect with the bearing block；The wirerope is connect with the testpieces, for applying moment of flexure/shearing to the testpieces.
According at least one embodiment of the application, sliding block, the sliding block and the sliding rail are provided on the bearing block
It is slidably connected.
According at least one embodiment of the application, it is sliding that compatible with the sliding block first is provided on the sliding rail
Slot, the sliding block are set in the first sliding groove.
According at least one embodiment of the application, the cross section of the first sliding groove is in trapezoidal, round, oval
It is a kind of.
According at least one embodiment of the application, it is provided with second to match with the sliding rail on the sliding block and slides
Slot, the sliding rail are set in the second sliding slot.
According at least one embodiment of the application, the cross section of the second sliding slot is in trapezoidal, round, oval
It is a kind of.
According at least one embodiment of the application, handwheel is provided on the lead screw.
Rotor system Calibrating experimental bench provided by the embodiments of the present application, environmental suitability is strong, can complete in testing ground
Measurement request；It is simple to operate, it is not necessarily to professional training, survey crew's labor intensity is low；Measuring device light weight, carrying side
Just, structure is simple, easy processing；A variety of testpieces can be demarcated；Calibration result is accurate and reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the rotor system Calibrating experimental bench that the application one embodiment provides；
Fig. 2 is the structural schematic diagram for the rotor system Calibrating experimental bench that another embodiment of the application provides；
Fig. 3 is the testpieces scheme of installation for the rotor system Calibrating experimental bench that another embodiment of the application provides.
Wherein:
1, testing stand ontology；2, lead screw；3, sliding rail；4, bearing block；5, sensor；51, first adapter；52, second turn
Fitting；53, adapter；54, wirerope；6, testpieces；7, foil gauge；8, attached rack；9, testpieces adapter；10, sliding block；
11, handwheel；12, threaded hole.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related application, rather than the restriction to this application.It also should be noted that in order to
Convenient for description, part relevant to the application is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It should be noted that in the description of the present application, term " center ", "upper", "lower", "left", "right", "vertical",
The direction of the instructions such as "horizontal", "inner", "outside" or the term of positional relationship are direction based on the figure or positional relationship, this
It is intended merely to facilitate description, rather than indication or suggestion described device or element must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second " are only used for describing
Purpose is not understood to indicate or imply relative importance.
In addition it is also necessary to explanation, in the description of the present application unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the application.
Fig. 1 is the structural schematic diagram for the rotor system Calibrating experimental bench that the application one embodiment provides.
As shown in Figure 1, rotor Calibrating experimental bench includes testing stand ontology 1, lead screw 2, sliding rail 3, bearing block 4,5 and of sensor
Foil gauge 7.Wherein, threaded hole 12 is offered on testing stand ontology 1, the external screw thread on lead screw 2 is threadedly coupled with threaded hole 12,
By rotational lead screw 2, the length that screw rod 2 passes through 12 part of threaded hole can be adjusted, on one end that screw rod 2 passes through threaded hole 12
It is connected with bearing block 4, bearing block 4 is able to drive by the movement of lead screw 2 and is moved therewith, along screw rod 2 on testing stand ontology 1
Extending direction is provided with sliding rail 3, and bearing block 4, can along the direction vertical with the extending direction of lead screw 2 and 3 slidable connection of sliding rail
Selection of land, sliding rail 3 is two sliding rails, and the two sides of lead screw 2 are arranged in.
Sensor 5 is connected on bearing block 4, sensor 5 is used for joint test part 6, and applies load to testpieces 6, and
The voltage for the foil gauge 7 being attached on testpieces 6 is measured, it is big with the voltage of the foil gauge 7 of rating test part 6 at various pressures
It is small, to obtain nominal data.
In some alternative embodiments, first adapter 51 and the second adapter 52, testpieces are connected on sensor 5
6 are fixedly connected on testing stand ontology 1 along 2 extending direction of lead screw；First adapter 51 is connect with bearing block 4；Second adapter
52 pass through the second adapter 52 so that testpieces 6, sensor 5 and lead screw 2 are on same straight line for joint test part 6
Apply pressure/pulling force to testpieces 6, to obtain nominal data.
Fig. 2 is the structural schematic diagram for the rotor system Calibrating experimental bench that another embodiment of the application provides, and Fig. 3 is this Shen
Please another embodiment provide rotor system Calibrating experimental bench testpieces scheme of installation.
As shown in Figures 2 and 3, rotor system Calibrating experimental bench further includes attached rack 8, and testpieces 6 is turned by testpieces
Fitting 9 is set on attached rack 8 along the direction vertical with 2 extending direction of lead screw, and adapter 53 and steel are provided on sensor 5
Cord 54；Adapter 53 is connect with bearing block 4；Wirerope 54 is connect with testpieces 6, for applying moment of flexure/cut to testpieces 6
Power, to obtain nominal data.
In some alternative embodiments, sliding block 10 is provided on bearing block 4, sliding block 10 is slidably connected with sliding rail 3.It is optional
Ground is provided with first sliding groove compatible with sliding block 10 on sliding rail 3, and sliding block 10 is set in first sliding groove；It is also possible to sliding block
The second sliding slot to match with sliding rail 3 is provided on 10, sliding rail 3 is set in second sliding slot.
Optionally, the cross section of first sliding groove is one of trapezoidal, round, oval, is also possible to other shapes, only
Guarantee that the cross section of first sliding groove is non-rectangle.
Optionally, the cross section of second sliding slot is one of trapezoidal, round, oval, is also possible to other shapes, only
Guarantee that the cross section of first sliding groove is non-rectangle.
Optionally, for convenience of operating, handwheel 11 can be set on lead screw 2.
The above, the only specific embodiment of the application, it is apparent to those skilled in the art that,
For convenience of description and succinctly, the system, module of foregoing description and the specific work process of unit can refer to preceding method
Corresponding process in embodiment, details are not described herein.It should be understood that the protection scope of the application is not limited thereto, it is any to be familiar with
Those skilled in the art within the technical scope of the present application, can readily occur in various equivalent modifications or substitutions,
These modifications or substitutions should all cover within the scope of protection of this application.
Claims (10)
1. a kind of rotor system Calibrating experimental bench characterized by comprising
Testing stand ontology (1), is provided with threaded hole；
Lead screw (2), is threadedly coupled with the threaded hole；
Sliding rail (3), the extending direction along the lead screw (2) are set on the testing stand ontology (1)；
Bearing block (4) is slidably connected along the direction vertical with the extending direction of the lead screw (2) with the sliding rail (3), and with institute
State lead screw (2) threaded connection；
Sensor (5) is connect with the bearing block (4), is used for joint test part (6)；
Foil gauge (7) is set on the testpieces (6).
2. rotor system Calibrating experimental bench according to claim 1, which is characterized in that be connected on the sensor (5)
First adapter (51) and the second adapter (52), the testpieces (6) are fixedly connected on institute along the lead screw (2) extending direction
It states on testing stand ontology (1)；
The first adapter (51) connect with the bearing block (4)；
Second adapter (52) is used for joint test part (6), for applying pressure/pulling force to the testpieces (6).
3. rotor system Calibrating experimental bench according to claim 1, which is characterized in that it further include attached rack (8), it is described
Testpieces (6) is set to the subordinate station along the direction vertical with the lead screw (2) extending direction by testpieces adapter (9)
On frame (8).
4. rotor system Calibrating experimental bench according to claim 3, which is characterized in that be provided on the sensor (5)
Adapter (53) and wirerope (54)；
The adapter (53) connect with the bearing block (4)；
The wirerope (54) connect with the testpieces (6), for applying moment of flexure/shearing to the testpieces (6).
5. rotor system Calibrating experimental bench according to any one of claim 1 to 4, which is characterized in that the bearing block
(4) it is provided on sliding block (10), the sliding block (10) is slidably connected with the sliding rail (3).
6. rotor system Calibrating experimental bench according to claim 5, which is characterized in that be provided on the sliding rail (3) with
The compatible first sliding groove of the sliding block (10), the sliding block (10) are set in the first sliding groove.
7. rotor system Calibrating experimental bench according to claim 6, which is characterized in that the cross section of the first sliding groove is
It is one of trapezoidal, round, oval.
8. rotor system Calibrating experimental bench according to claim 5, which is characterized in that be provided on the sliding block (10) with
The second sliding slot that the sliding rail (3) matches, the sliding rail (3) are set in the second sliding slot.
9. rotor system Calibrating experimental bench according to claim 8, which is characterized in that the cross section of the second sliding slot is
It is one of trapezoidal, round, oval.
10. rotor system Calibrating experimental bench according to any one of claim 1 to 5, which is characterized in that the lead screw
(2) handwheel (11) are provided on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354729.3A CN109556843A (en) | 2018-11-14 | 2018-11-14 | Rotor system Calibrating experimental bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354729.3A CN109556843A (en) | 2018-11-14 | 2018-11-14 | Rotor system Calibrating experimental bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109556843A true CN109556843A (en) | 2019-04-02 |
Family
ID=65866391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811354729.3A Pending CN109556843A (en) | 2018-11-14 | 2018-11-14 | Rotor system Calibrating experimental bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109556843A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116256164A (en) * | 2023-05-12 | 2023-06-13 | 莫安迪(苏州)电机技术有限公司 | Vertical variable frequency rotor testing device |
| CN116605416A (en) * | 2023-07-17 | 2023-08-18 | 四川腾盾科技有限公司 | Automatic inclinator calibration equipment and calibration method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202110106U (en) * | 2011-05-14 | 2012-01-11 | 长沙亚星数控技术有限公司 | Electric servo rock triaxial test system |
| CN203672705U (en) * | 2014-01-26 | 2014-06-25 | 成都德翔科技有限公司 | Multifunctional electric experiment table based on material mechanics |
| CN106644439A (en) * | 2016-12-19 | 2017-05-10 | 中国石油大学(北京) | Portable stress strain measurement experimental device |
| CN207502303U (en) * | 2017-12-05 | 2018-06-15 | 福建福联精编有限公司 | A kind of Portable compressed stress-strain characteristics tester |
-
2018
- 2018-11-14 CN CN201811354729.3A patent/CN109556843A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202110106U (en) * | 2011-05-14 | 2012-01-11 | 长沙亚星数控技术有限公司 | Electric servo rock triaxial test system |
| CN203672705U (en) * | 2014-01-26 | 2014-06-25 | 成都德翔科技有限公司 | Multifunctional electric experiment table based on material mechanics |
| CN106644439A (en) * | 2016-12-19 | 2017-05-10 | 中国石油大学(北京) | Portable stress strain measurement experimental device |
| CN207502303U (en) * | 2017-12-05 | 2018-06-15 | 福建福联精编有限公司 | A kind of Portable compressed stress-strain characteristics tester |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116256164A (en) * | 2023-05-12 | 2023-06-13 | 莫安迪(苏州)电机技术有限公司 | Vertical variable frequency rotor testing device |
| CN116256164B (en) * | 2023-05-12 | 2023-08-08 | 莫安迪(苏州)电机技术有限公司 | Vertical variable frequency rotor testing device |
| CN116605416A (en) * | 2023-07-17 | 2023-08-18 | 四川腾盾科技有限公司 | Automatic inclinator calibration equipment and calibration method |
| CN116605416B (en) * | 2023-07-17 | 2023-10-24 | 四川腾盾科技有限公司 | Automatic inclinator calibration equipment and calibration method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190402 |
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| RJ01 | Rejection of invention patent application after publication |