CN103424657A - Test table for testing work performances of piezoelectric actuator - Google Patents
Test table for testing work performances of piezoelectric actuator Download PDFInfo
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- CN103424657A CN103424657A CN2013103634502A CN201310363450A CN103424657A CN 103424657 A CN103424657 A CN 103424657A CN 2013103634502 A CN2013103634502 A CN 2013103634502A CN 201310363450 A CN201310363450 A CN 201310363450A CN 103424657 A CN103424657 A CN 103424657A
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- piezo actuator
- screw
- guide rail
- piezoelectric actuator
- shaped groove
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Abstract
The invention belongs to the field of work performance testing of piezoelectric actuators and specifically relates to a test table special for testing work performances under given pressure and voltage, such as output forces, deflection and long working hours, of a piezoelectric actuator. According to the test table, the piezoelectric actuator is motivated by inputting a certain amount of voltage and current to the piezoelectric actuator to produce forces and deflection along the work direction, the forces output by the piezoelectric actuator are tested by a pressure sensor, and the deflection of the piezoelectric actuator is measured by a laser measuring head. On this basis, contents such as a voltage-force curve, a voltage-deflection curve and a force-deflection curve reflecting the piezoelectric actuator are finally obtained by extracting the voltage, the current, the forces and the deflection, and the contents are used for guiding product application development of the piezoelectric actuator.
Description
Technical field
The invention belongs to piezo actuator serviceability field tests, be specifically related to a kind of testing table that is exclusively used in serviceabilitys such as testing piezo actuator voltage rigidity, electric voltage displacement and work long hours.
Background technology
Piezo actuator, the piezoelectric ceramic thin sheet that has piezoelectric effect by hundreds of layers is formed by stacking.Piezo actuator, claim again piezoelectric actuator, by inverse piezoelectric effect, by electric energy conversion, is deflection and power, for driving the particular organization motion, in fields such as exact instrument and machinery control, microelectric techniques, has widespread use.Piezo actuator, the ability of output displacement and power after on-load voltage, be piezo actuator to be applied to the important performance of product, it tested very necessary.
Summary of the invention
The present invention is based on above-mentioned situation, a kind of test platform structure for the test of piezo actuator serviceability is provided.
Structure of the present invention comprises following content:
(1) can be used for testing piezo actuator under certain pretightning force, voltage effect, the voltage-force curve of piezo actuator, voltage-deformation curve, power-deformation curve;
(2) can be used for testing piezo actuator under certain pretightning force, voltage effect, the maximum service life of piezo actuator.
Beneficial effect of the present invention is:
For detection of piezo actuator, the real work performance under given working pressure, operating voltage, for piezo actuator is applied to product development and applies and play crucial directive function.
The accompanying drawing explanation
Fig. 1 is a kind of for testing the testing table of piezo actuator serviceability.
Number in the figure: 1-leading screw; 2-locks screw; The 3-nut seat; The 4-screw; The 5-socket head cap screw; The 6-plain cushion; The 7-spring base; The 8-spring lever; 9-measures plate; The 10-guide rail slide block; The 11-guide rail; The 12-socket head cap screw; The 13-top; The 14-piezo actuator; The 15-backing plate; The 16-pressure transducer; The 17-socket head cap screw; The little plain cushion of 18-; The 19-laser feeler; The 20-sensor holder; 21-T type groove platform; 22-T type slot bolt; The 23-large washer; The 24-nut; 25-bullet pad; 26-internal thread taper pin; The 27-socket head cap screw; The little plain cushion of 28-; The 29-feather key; The 30-socket head cap screw; 31-internal thread taper pin.
The T-shaped groove platform of Fig. 2.
Number in the figure: 32-guide rail location and installation groove; 33-feather key location and installation groove.
Embodiment
The invention provides a kind ofly for testing the test platform structure of piezo actuator serviceability, below in conjunction with the drawings and specific embodiments, the present invention will be further described.
1,6 socket head cap screws (22) are fit in the T-shaped groove of T-shaped groove platform (21) as shown in Figure 1 to 4 of upper grooves, 2 of lower grooves; Be threaded connection pressure transducer (16) is arranged on sensor holder (20); By internal thread taper pin (26) by sensor holder (20) location and installation on T-shaped groove platform (21), again plain cushion (23), bullet pad (25), nut (24) are arranged on T-shaped slot bolt successively, and fastening 6 nuts (24).Laser feeler (19) is arranged on sensor holder by socket head cap screw (17) and little plain cushion (18).
2, screw (4) is arranged in nut seat (3) hole, as shown in Figure 1, by socket head cap screw (5) and plain cushion (6), screw (4) is locked on nut seat (3).4 socket head cap screws (22) are fit into as shown in Figure 1 in the T-shaped groove of T-shaped groove platform (21) to 2 of upper grooves, 2 of lower grooves; By internal thread taper pin (31) by nut seat (3) location and installation on T-shaped groove platform (21), again plain cushion (23), bullet pad (25), nut (24) are arranged on T-shaped slot bolt successively, and fastening 4 nuts (24).Next, screw (1) is screwed in screw (4), to suitable distance, can screw in locking screw (2).
3, by 3 socket head cap screws (12), guide rail (11) is arranged in the guide rail location and installation groove (32) on T-shaped groove platform (21); To come directly towards (13) is threaded connection and is arranged on guide rail slide block (10); Spring lever (8) is threaded connection and is arranged on guide rail slide block (10); Guide rail slide block (10) is arranged on guide rail (11); To measure plate (9) by 2 socket head cap screws (27) and little plain cushion (28) is arranged on guide rail slide block (10);
As shown in Figure 1, tested piezo actuator (14) is arranged on backing plate (15), backing plate (15) will be installed to be arranged on guide rail (11), piezo actuator (14) right side is adjacent to pressure transducer (16), and left side holds out against with the top (13) be arranged on guide rail slide block (10).
4, suitable pressure spring is installed upper at spring lever (8), with spanner, clamps leading screw (1) and dextrorotation leading screw (1) driving spring seat (7) holds out against the spring left side, the spring right side withstands on spring lever (8) left end face; While by pressure transducer (16), obtaining required working pressure, the leading screw that stops the rotation, the locking screw of dextrorotation simultaneously (2) makes it to be adjacent on nut seat (3).Now, Calibration of Laser gauge head (19) zero-bit, nominal pressure cell pressure value, if its error and front value differ 5% get final product with interior again; Otherwise, need the locked position of adjusting the locking screw again to demarcate, until meet the demands.
Claims (1)
1. one kind for testing the testing table of piezo actuator serviceability, core component wherein is piezo actuator (14), pressure transducer (16) is measured the pressure that piezo actuator (14) bears, displacement variable on the length direction of laser feeler measurement piezo actuator (14), above-mentioned data according to real-time measurement, can draw displacement-stress curve, realize the performance test of piezo actuator (14).The effect of spring lever (8) is to provide certain pretightning force to piezo actuator (14), the actual condition of simulation piezo actuator (14); Leading screw (1), screw (4), nut seat (3) and the effect of locking screw (2), in piezo actuator repetition test process, the position of fixing spring seat.The detailed construction of testing table comprises following part:
(1) pedestal of this testing table is to be of a size of 400mm * 220mmT type groove platform (shown in Fig. 1 21), open guide rail location and installation groove (32) and feather key location and installation groove (33) on T-shaped groove platform (21), guaranteed the assembly precision of guide rail and feather key (29).
(2) tested piezo actuator (14), be positioned on backing plate (15); Backing plate (15) is positioned on guide rail (11); Guide rail (11) is arranged in guide rail location and installation groove (32), and the socket head cap screw (12) by M5 * 14 connects and is fastened on T-shaped groove platform (21).
(3) tested piezo actuator (14) right side, be pressure transducer (16), the pressure born for responsive piezo actuator (14); Pressure transducer is fastened on sensor holder (20) by being threaded of self, between sensor holder (20) and T-shaped groove platform (21), by 2 internal thread taper pins (26) location, by 6 T-shaped slot bolts (22), 6 M6 large washers (23), 6 nuts (24), 6 M6 bullet pads (25), be fastenedly connected.
(4) tested piezo actuator (14) left side, be top (13), by self screw threads for fastening, is connected on guide rail slide block (10); Guide rail slide block (10) can be done rectilinear motion along guide rail (11).
(5) measurement plate (9) has been installed on guide rail slide block, has been connected fastening by the socket head cap screw (27) of 2 M4 * 14 and the little plain cushion (28) of 2 M4; Laser feeler (19) has been installed on sensor holder (20), has been connected fastening by the socket head cap screw (17) of 2 M4 * 35 and the little plain cushion (18) of 2 M4; The variable in distance amount between plate (9) can be measured and measure to laser feeler (19), i.e. the displacement variable of piezo actuator (14) length direction.
(6) guide rail slide block (10) left side is spring lever (8), and spring adds smooth guide rod; Spring lever (8) right side, be fastened on guide rail slide block (10) by being threaded of self; Spring lever (8) left side, and be transition fit between spring base (7) hole; Locate, be fastenedly connected by 4 T-shaped slot bolts (22), 6 M6 large washers (23), 6 nuts (24), 6 M6 bullet pads (25) by guiding rail (29) between spring base (7) and T-shaped groove platform (21); Socket head cap screw (30) by M4 * 10 between feather key (29) and T-shaped groove platform (21) is connected and is fastened on T-shaped groove platform (21).
(7) spring base (8) left side is leading screw (1); In the radial direction, between leading screw (1) and screw (4), be threaded, between screw (4) and nut seat (3), be the transition fit of smooth hole axle; In the axial direction, between the screw (4) and nut seat (3) on leading screw (1) right side, by the socket head cap screw (5) of 6 M4 * 16 and the little plain cushion of 6 M4, be connected fastening; The locking screw (2) in leading screw (1) left side, play locking effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103634502A CN103424657A (en) | 2013-08-16 | 2013-08-16 | Test table for testing work performances of piezoelectric actuator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103634502A CN103424657A (en) | 2013-08-16 | 2013-08-16 | Test table for testing work performances of piezoelectric actuator |
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| CN103424657A true CN103424657A (en) | 2013-12-04 |
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| CN2013103634502A Pending CN103424657A (en) | 2013-08-16 | 2013-08-16 | Test table for testing work performances of piezoelectric actuator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060232A (en) * | 2019-11-13 | 2020-04-24 | 宁波大学 | Self-sensing method for output force of piezoelectric actuator |
| CN115342866A (en) * | 2022-10-18 | 2022-11-15 | 中国空气动力研究与发展中心高速空气动力研究所 | Piezoelectric ceramic actuator detection device and system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09126928A (en) * | 1995-11-06 | 1997-05-16 | Toray Ind Inc | Pressure sensor |
| US7000460B1 (en) * | 2004-03-09 | 2006-02-21 | The United States Of America As Represented By The Secretary Of The Navy | Multiple engine test system |
| CN1793814A (en) * | 2005-11-10 | 2006-06-28 | 上海大学 | Buffer device for testing performance of automobile gear shifter unit assemby |
| JP2008275404A (en) * | 2007-04-27 | 2008-11-13 | Kanazawa Univ | Torsion testing device |
| CN101603486A (en) * | 2009-07-24 | 2009-12-16 | 哈尔滨工程大学 | A kind of linear testing device for electromagnetic actuator of diesel engine |
| CN201449427U (en) * | 2009-07-08 | 2010-05-05 | 东莞创慈磁性元件有限公司 | Three-in-one automatic tester for transformer |
| CN202018377U (en) * | 2011-01-13 | 2011-10-26 | 浙江新益控制系统有限公司 | Doubly linear driver detection device |
| US8297130B2 (en) * | 2008-11-12 | 2012-10-30 | The United States Of America As Represented By The Secretary Of The Air Force | Microtesting rig with variable compliance loading fibers for measuring mechanical properties of small specimens |
| CN102928304A (en) * | 2012-10-31 | 2013-02-13 | 吉林大学 | Piezoelectric actuating type material fatigue mechanics performance testing device |
-
2013
- 2013-08-16 CN CN2013103634502A patent/CN103424657A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09126928A (en) * | 1995-11-06 | 1997-05-16 | Toray Ind Inc | Pressure sensor |
| US7000460B1 (en) * | 2004-03-09 | 2006-02-21 | The United States Of America As Represented By The Secretary Of The Navy | Multiple engine test system |
| CN1793814A (en) * | 2005-11-10 | 2006-06-28 | 上海大学 | Buffer device for testing performance of automobile gear shifter unit assemby |
| JP2008275404A (en) * | 2007-04-27 | 2008-11-13 | Kanazawa Univ | Torsion testing device |
| US8297130B2 (en) * | 2008-11-12 | 2012-10-30 | The United States Of America As Represented By The Secretary Of The Air Force | Microtesting rig with variable compliance loading fibers for measuring mechanical properties of small specimens |
| CN201449427U (en) * | 2009-07-08 | 2010-05-05 | 东莞创慈磁性元件有限公司 | Three-in-one automatic tester for transformer |
| CN101603486A (en) * | 2009-07-24 | 2009-12-16 | 哈尔滨工程大学 | A kind of linear testing device for electromagnetic actuator of diesel engine |
| CN202018377U (en) * | 2011-01-13 | 2011-10-26 | 浙江新益控制系统有限公司 | Doubly linear driver detection device |
| CN102928304A (en) * | 2012-10-31 | 2013-02-13 | 吉林大学 | Piezoelectric actuating type material fatigue mechanics performance testing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060232A (en) * | 2019-11-13 | 2020-04-24 | 宁波大学 | Self-sensing method for output force of piezoelectric actuator |
| CN115342866A (en) * | 2022-10-18 | 2022-11-15 | 中国空气动力研究与发展中心高速空气动力研究所 | Piezoelectric ceramic actuator detection device and system |
| CN115342866B (en) * | 2022-10-18 | 2023-01-31 | 中国空气动力研究与发展中心高速空气动力研究所 | Piezoelectric ceramic actuator detection device and system |
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Application publication date: 20131204 |