CN103499499B - Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field - Google Patents
Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field Download PDFInfo
- Publication number
- CN103499499B CN103499499B CN201310478179.7A CN201310478179A CN103499499B CN 103499499 B CN103499499 B CN 103499499B CN 201310478179 A CN201310478179 A CN 201310478179A CN 103499499 B CN103499499 B CN 103499499B
- Authority
- CN
- China
- Prior art keywords
- main shaft
- fixture
- circular gratings
- top board
- bilateral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000463 material Substances 0.000 title claims abstract description 41
- 230000002146 bilateral effect Effects 0.000 title claims abstract description 23
- 230000000007 visual effect Effects 0.000 title claims abstract description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000008878 coupling Effects 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 15
- 238000005859 coupling reaction Methods 0.000 claims abstract description 15
- 125000006850 spacer group Chemical group 0.000 claims description 30
- 230000000979 retarding effect Effects 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 62
- 238000000034 method Methods 0.000 abstract description 21
- 230000007246 mechanism Effects 0.000 abstract description 8
- 238000011065 in-situ storage Methods 0.000 abstract description 7
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 238000004451 qualitative analysis Methods 0.000 description 3
- 238000004445 quantitative analysis Methods 0.000 description 3
- 230000004304 visual acuity Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000004624 confocal microscopy Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011066 ex-situ storage Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field, comprise pedestal, DC servo motor, wheel box, spring coupling, main shaft, fixture, it is characterized in that wheel box has left and right two through output shafts of bilateral, pedestal is oppositely arranged two main shafts in left and right, the axis of two main shafts on the same line, two main shafts are disposed with fixture, torque sensor, ring flange, read head link, Circular gratings read head, Circular gratings chi backward by leading portion, and the rear end of main shaft to be connected with output shaft by gearing and to obtain moment of torsion.Compact conformation of the present invention, compact, angular strain controllable-rate, easy to operate, with Image-forming instrument, there is good use compatibility, whole process comprehensively in-situ monitoring can be carried out, for disclosing the mechanical characteristic of material under micro-nano-scale and damage mechanisms provides novel test measure to the microdeformation of material, damage and fracture process.
Description
Technical field
The present invention relates to material test and detecting instrument, particularly bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field.
Background technology
Torsion test is one of fundamental test method of mechanical property of materials test.Intensity and the plasticity of hard brittle material and plastic material can be measured, with the performance of evaluating material by twisting test.Traditional torsion testing machine, its test result all using implement the variable quantity after load as test foundation, and can not Real-Time Monitoring load implement in the micro-change of material, damage until destroy dynamic process.For explore and disclose solid-state material under the load such as torsion grand-microcosmic across the dynamic deformation behavior of yardstick, domestic and international minority mechanism is just being devoted to the microcosmic imaging means such as development learns a skill in conjunction with electron microscopic, Laser scanning confocal microscopy technology, X-ray diffraction technology, for close to measure under service condition solid-state material dynamically, the in-situ testing technique of Micro Mechanical Properties.This measuring technology can not only measure the various mechanics parameters of material, and can carry out in real time the microdeformation of material in experimentation and damage process, online observation, iconology qualitative analysis is combined with data quantitative analysis, disclose the process of material deformation damage under extraneous load effect with the visual field upgraded and test angle, find more novel phenomenon and rule.
At present, the one-sided power of the many employings of original position twisting test instrument developed, namely one end of test specimen is fixed, and the other end applies moment of torsion.Like this, the region using Image-forming instrument to observe also can produce torsion, and therefore, in test process, observed region can constantly disappear from the visual field, brings many inconvenience to the online observation of experiment; Secondly, due to the restriction of in-situ test instrument overall volume, the fixture that instrument configures can not be too large, this brings impact with regard to giving the clamp precision of test specimen, the original position developed at present reverses the fixture on testing tool, mostly only consider the clamping fastener degree of test specimen, and consideration or inconsiderate is rarely had to the position precision of test specimen; Moreover the torsion for the above macroscopic material of characteristic dimension grade is tested, mainly by the ex situ test that business-like torsion testing machine carries out, do not relate to the in-situ test under the Image-forming instrument environments for use such as scanning electron microscope.And show equipment costly, the feature that content measurement is of inadequate achievement, greatly constrain going deep into and development of research.Especially along with the development of Aeronautics and Astronautics technology and material science and military science, the material parameter that classical macroscopic material mechanical property test instrument and equipment is tested and performance oneself through can not the Complete Characterization material Performance Characteristics of being on active service in more small scale and maximum conditions, need to introduce test more directly perceived, accurate, observation and analysis means, with this, mechanical behavior of material and failure mechanism are effectively analyzed and furtherd investigate.
Summary of the invention
For solving the problem, type of the present invention provides bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field, to realize carrying out whole process in-situ monitoring comprehensively to the microdeformation of material, damage and fracture process, thus the deeply mechanical characteristic of announcement material under micro-nano-scale and damage mechanisms.
Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field, load primarily of accurate bilateral, sophisticated signal detects and controls, accurate clamping and attached three part compositions, described accurate bilateral loads by DC servo motor 1, wheel box 2, two spring couplings 4 and two two-stages comparatively big retarding form than twice-enveloping type worm couple, described DC servo motor 1 is fixed on wheel box 2, described wheel box 2 is fixed on pedestal 27, DC servo motor 1 is by the one-level gear drive in wheel box 2, force and motion will be moved exported respectively to both sides by the through output shaft of gear-box 3 of bilateral, and be connected with the twice-enveloping type worm couple being fixed on pedestal 27 two ends respectively by spring coupling 4, described twice-enveloping type worm couple is connected with main shaft 26 rear end be fixed on by spindle bearing holder 12 on pedestal 27, two main shafts 26 are positioned opposite, its axis on the same line and parallel with output shaft of gear-box 3, two main shafts 26 are disposed with fixture 18 backward by front end, ring flange 16, read head link 15, Circular gratings read head 14 and Circular gratings chi 13, between fixture 18 wherein on side main shaft 26 and ring flange 16, torque sensor 17 is also housed.
Described sophisticated signal detects and controls by accurate torque sensor 17, Circular gratings chi 13 and Circular gratings read head 14 and form with the high line number photoelectric encoder that DC servo motor 1 is synchronized with the movement, side main shaft 26 and fixture 18 are fixed together by described accurate torque sensor 17, Circular gratings chi 13 is fixed on both sides main shaft 26 by fastening bolt, with main shaft 26 synchronous rotary, Circular gratings read head 14 is installed on pedestal 27 by read head link 15, and it is relative with both sides Circular gratings chi 13, Circular gratings chi 13 and Circular gratings read head 14 are each a pair of both sides, high line number photoelectric encoder is installed on the tail end of DC servo motor 1, with the run-in synchronism of DC servo motor 1 main shaft 26.
Described twice-enveloping type worm couple is made up of high-speed worm gear worm screw and low speed worm gear worm screw, and one end of described two spring couplings 4 is connected with high speed worm screw 9 respectively by high speed worm shaft 5, and low speed turbine 11 is arranged on the rear end of main shaft 26;
Described two pairs of low speed worm gear worm screws are dextrorotation, and side high-speed worm gear worm screw is dextrorotation, and opposite side high-speed worm gear worm screw is left-handed, rotate with the synchronous backward realizing both sides main shaft.
Described precision clamping is made up of the fixture being arranged on main shaft 26 front end, side fixture 18 is connected with torque sensor 17 side link by fixture link 29, and be bolted, opposite side fixture 18 is connected with the side of ring flange 16 by coordinating location, and is bolted;
Described fixture is made up of top board 32 and lower platen 35, described top board 32 is connected by fishbolt 28 with lower platen 35, there is locating slot top board 32 front end, a spacer 33 is had in locating slot, there is equilateral triangle opening spacer 33 lower end, bar shaped pilot hole is had in the middle of spacer 33, there is screw top board 32 front end and pilot hole corresponding position, there is a spacer bolt 34 that spacer 33 is fixed on top board 32 front end in screw, top board 32 upper surface has one to press down latch plate 31, latch plate 31 front end is pressed on spacer 33, latch plate 31 rear end is arranged on top board 32 by latch plate bolt 30.
Beneficial effect of the present invention is: adopt the turn-back of bilateral power synchronous, the destroyed area of sample is made more easily to be defined in the share zone of counter stress, and it is less to reach the final windup-degree destroyed, be convenient to observe the destructive process of sample and inefficacy mechanism under the Limited eyeshot of microcosmic visual field, analysis and resolution.Meanwhile, adopt novel matched clamp, make test specimen axle center and instrument main shaft easier in the heart, test process is more stable, and test result is more accurate.Compared with prior art, compact conformation of the present invention, compact, angular strain controllable-rate, easy to operate, to have good use compatible with the Image-forming instrument such as high-speed camera, scanning electron microscope, optical microscope, atomic force microscope, Raman spectrometer, can carry out whole process in-situ monitoring comprehensively to the microdeformation of material, damage and fracture process, for the mechanical characteristic of announcement material under micro-nano-scale and damage mechanisms provide novel test measure.
Below in conjunction with drawings and Examples, the present invention will be further described.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention.
Fig. 2 is the structural representation of fixture of the present invention.
Fig. 3 is the structural representation of wheel box of the present invention.
Legend: 1, DC servo motor; 2, wheel box; 3, output shaft of gear-box; 4, spring coupling; 5, high speed worm shaft; 6, high speed worm shaft bearing; 7, high speed worm shaft bearing seat; 8, high-speed worm gear; 9, high speed worm screw; 10, low speed worm screw; 11, low speed worm gear; 12, spindle bearing holder; 13, Circular gratings chi; 14, Circular gratings read head; 15, read head link; 16, ring flange; 17, torque sensor; 18, fixture; 19, test specimen; 22, main shaft bearing; 23, low speed worm shaft bearing; 24, low speed worm shaft bearing seat; 25, low speed worm shaft; 26, main shaft; 27, pedestal; 28, fishbolt; 29 fixture links; 30, latch plate bolt; 31, latch plate; 32, top board; 33, spacer; 34, spacer bolt; 35, lower platen; 36, gear box; 37, follower gear; 38, motor output shaft; 39, driving gear.
Embodiment
The present invention includes pedestal, DC servo motor, wheel box, spring coupling, main shaft, fixture, it is characterized in that wheel box has left and right two through output shafts of bilateral, pedestal is oppositely arranged two main shafts in left and right, the axis of two main shafts on the same line, two main shafts are disposed with fixture, torque sensor, ring flange, read head link, Circular gratings read head, Circular gratings chi backward by leading portion, and the rear end of main shaft to be connected with output shaft by gearing and to obtain moment of torsion.Further technical scheme is that the turbine and worm that said gearing is made up of high speed turbine worm screw and low speed turbine and worm is secondary, and worm screw is connected with spring coupling high speed, and low speed turbine is arranged on the rear end of main shaft.Fixture is made up of top board, lower platen, top board is connected by fishbolt with lower platen, there is locating slot top board front end, there is a spacer in locating slot, there is equilateral triangle opening spacer lower end, bar shaped pilot hole is had in the middle of spacer, there is screw top board front end and pilot hole corresponding position, there is a spacer bolt spacer can be fixed on top board front end in screw, top board upper surface has one to press down latch plate, latch plate front end can be pressed on spacer, and latch plate rear end is arranged on top board by latch plate bolt.
DC servo motor can provide high resolving power moment of torsion and angular displacement to export, and worm couple can provide comparatively big retarding ratio, can slow down largely, increases square, finally provide Ultra-Low Speed quasi-static load mode to the power that DC servo motor exports.Torque sensor, Circular gratings chi and form sophisticated signal inspection and control system with the high line number photoelectric encoder that DC servo motor is synchronized with the movement, this accurate torque sensor is connected with side fixture, and accurate Circular gratings chi and Circular gratings pedestal are socketed.The present invention is for testing the material of reduced size, be arranged on a test platform during work, in test process, the moment of torsion of accurate torque sensor to test specimen detects, the torsional deflection amount of test specimen is added acquisition after being picked up by the accurate Circular gratings chi in both sides simultaneously, the three road signals that the present invention obtains are by analog to digital conversion and send in the computing machine of a test platform after carrying out necessary signal condition, the deformation damage situation of test specimen material under load effect carries out dynamic monitoring by the Image-forming instrument of test platform, and image can be recorded simultaneously, also can the moment of torsion-angular displacement curve of Real-time Obtaining exosyndrome material mechanical property in conjunction with host computer debugging software, stress-strain curves, the important mechanics parameter such as shear modulus and twisting strength.Iconology qualitative analysis is combined with data quantitative analysis, effectively can analyze the mechanical behavior of test specimen and failure mechanism, more in depth disclose the mechanical property of material.
Detailed content of the present invention and embodiment thereof is further illustrated below in conjunction with accompanying drawing.
Shown in accompanying drawings 1, DC servo motor 1 is fixed on pedestal 27 by wheel box 2, on the right side of wheel box 2 output shaft 3 by spring coupling 4 and two-stage comparatively big retarding be connected than twice-enveloping type worm couple, this two-stage comparatively big retarding than twice-enveloping type worm couple by high-speed worm gear worm screw 8, 9, low speed worm gear worm screw 11, 10 are formed, high speed worm screw 9 is connected with spring coupling 4, low speed turbine 11 is arranged on one end of right side main shaft 26, Circular gratings chi 13 is fixed on main shaft 26 by Circular gratings pedestal, Circular gratings read head 14 is fixed on pedestal 27 by read head link 15, torque sensor 17 is connected with side fixture I18, high line number photoelectric encoder is installed on the tail end of DC servo motor 1, with electric main shaft run-in synchronism, and with Circular gratings chi 13, Circular gratings read head 14, torque sensor 17 forms sophisticated signal inspection and control system.Fixture is by top board 32, lower platen 35 forms, top board 32 is connected by fishbolt 28 with lower platen 35, there is locating slot top board 32 front end, a spacer 33 is had in locating slot, there is equilateral triangle opening spacer 33 lower end, bar shaped pilot hole is had in the middle of spacer 33, there is screw top board 32 front end and pilot hole corresponding position, there is a spacer bolt 34 spacer 33 can be fixed on top board 32 front end in screw, top board 32 upper surface has one to press down latch plate 31, latch plate 31 front end can be pressed on spacer 33, latch plate 31 rear end is arranged on top board 32 by latch plate bolt 30.The size of main body of the present embodiment testing tool is: 250mm × 125mm × 50mm.
See Fig. 1 to Fig. 3, bilateral power high accuracy in-situ micro-torsion material mechanical performance testing tool under a kind of microcosmic visual field of the present invention, mainly comprise that accurate bilateral loads, sophisticated signal detects and control, accurate clamping and the part such as attached.
Described accurate bilateral load comprise DC servo motor 1, wheel box 2, spring coupling 4 and two-stage comparatively big retarding than twice-enveloping type worm couple, this two-stage comparatively big retarding than twice-enveloping type worm couple by high-speed worm gear worm screw 8,9, low speed worm gear worm screw 11,10 forms; This DC servo motor 1 is fixed on proving installation pedestal 27 by wheel box 2, and output shaft of gear-box 3 is connected with high speed worm shaft 5 by spring coupling 4; This DC servo motor 1 can provide high resolving power moment of torsion and angular displacement to export, both sides have two-stage can provide 2500:1 than twice-enveloping type worm couple comparatively big retarding ratio compared with big retarding respectively, the power that DC servo motor 1 exports can be slowed down largely, increases square, finally provide Ultra-Low Speed quasi-static load mode; DC servo motor 1 can be provided by given pulse drive mode has the output of high-resolution torque power and angular displacement output, to slow down largely, increase the motion of square and power transmission than the twice-enveloping type worm couple being respectively 1:50 via wheel box 2, output shaft of gear-box 3, spring coupling 4, double reduction, the final quasi-static load capability of Ultra-Low Speed realized lower than 0.001r/min;
Described sophisticated signal detects and controls by torque sensor 17, Circular gratings chi 13 and form with the high line number photoelectric encoder that DC servo motor 1 is synchronized with the movement, and this torque sensor 17 is connected with side fixture 18, and Circular gratings chi 13 and Circular gratings pedestal are socketed; Sophisticated signal detect and control to can be proving installation provide comprise deformation angle speed, moment of torsion loading speed, scrambler demarcate three kinds of analog or digital amounts of angular displacement rate as the feedback signal source of the pulse/direction closed loop control mode of DC servo motor 1, namely test platform can realize permanent angular deforming velocity, permanent moment of torsion loading speed and permanent coding and demarcate angular displacement rate three kinds of load/unload modes;
Described precision clamping is made up of test specimen 19, fishbolt 28, fixture link 29, latch plate bolt 30, latch plate 31, fixture top board 32, spacer 33, spacer bolt 34, fixture lower platen 35; Both sides clamp body lower platen is connected with fixture mounting flange 21 and torque sensor 17 respectively, test specimen 19 is first positioned by spacer 33, then clamped by upper lower platen by fishbolt, to realize the axis coinciding of test specimen 19 and instrument both sides main shaft.
The present invention is in concrete test process, first, test specimen 19 is before carrying out torsion test, method for turning need be adopted to manufacture experimently out specific shaped specimens, retained part manufactured experimently out the specific symmetrical plane for clamping by Linear cut mode again, and utilize small-sized cylindrical polishing machine to carry out to test specimen the better surface smoothness that polishing obtains can be used for the monitoring of high resolving power micro-imaging, or obtain the microstructures such as metallographic by techniques such as chemical corrosions, then by test specimen 19 clamping on the clamp body of both sides, in lower platen, first carry out precise positioning by both sides spacer, to guarantee that test specimen axle center overlaps with two spindle axis, tighten the clamping process that both sides platen clamp bolt 28 completes test specimen 19 afterwards.Then, screw is adjusted to determine the relative position of Circular gratings chi 13 and Circular gratings read head 14 by adjustment both sides read head.Then, by the middle part of the alignment lens test specimen 19 of Image-forming instrument, conditioning instrumentation makes imaging clearly accurate.Then, given permanent angular deformation or the torque control mode reversing test, drive in the mode that pulse exports, start test process, namely by testing algorithm program setting test condition and parameter, under the effect of time sequential pulse control signal, DC servo motor 1 exports precise angular displacement, export through wheel box 2 output shaft bilateral, respectively by both sides two-stage compared with the deceleration of big retarding than twice-enveloping type worm couple, increment finally realizes loading the Ultra-Low Speed quasistatic two-side synchronous of test specimen 19, in test process, the moment of torsion M of torque sensor 17 pairs of test specimens 19 detects, simultaneously the torsional deflection amount h of test specimen is added acquisition after being picked up by both sides Circular gratings chi, and three road signals are by analog to digital conversion and send into computing machine after carrying out necessary signal condition.In the whole process of test, test specimen 19 deformation damage situation of material under load effect carries out dynamic monitoring by Image-forming instrument, and image can be recorded simultaneously, also can the moment of torsion-important mechanics parameter such as angular displacement curve, stress-strain curves, shear modulus and twisting strength of Real-time Obtaining exosyndrome material mechanical property in conjunction with host computer debugging software.Iconology qualitative analysis is combined with data quantitative analysis, effectively can analyze the mechanical behavior of test specimen and failure mechanism, more in depth disclose the mechanical property of material.
Claims (4)
1. bilateral power original position micro-torsion material mechanical performance tester under microcosmic visual field, loads primarily of accurate bilateral, sophisticated signal detects and control, accurate clamping and attached three part compositions, it is characterized in that:
Described accurate bilateral loads by DC servo motor (1), wheel box (2), two spring couplings (4) and two two-stages comparatively big retarding form than twice-enveloping type worm couple, described DC servo motor (1) is fixed on wheel box (2), described wheel box (2) is fixed on pedestal (27), DC servo motor (1) is by the one-level gear drive in wheel box (2), force and motion will be moved exported respectively to both sides by the through output shaft of gear-box of bilateral (3), and be connected with the twice-enveloping type worm couple being fixed on pedestal (27) two ends respectively by spring coupling (4), described twice-enveloping type worm couple is connected with main shaft (26) rear end be fixed on pedestal (27) by spindle bearing holder (12), both sides main shaft (26) is positioned opposite, its axis on the same line and parallel with output shaft of gear-box (3), both sides main shaft (26) is disposed with fixture (18) backward by front end, ring flange (16), read head link (15), Circular gratings read head (14) and Circular gratings chi (13), between fixture (18) wherein on side main shaft (26) and ring flange (16), torque sensor (17) is also housed.
2. bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field according to claim 1, is characterized in that:
Described sophisticated signal detects and controls by accurate torque sensor (17), Circular gratings chi (13) and Circular gratings read head (14) and form with the high line number photoelectric encoder that DC servo motor (1) is synchronized with the movement, side main shaft (26) and fixture (18) are fixed together by described accurate torque sensor (17), Circular gratings chi (13) is fixed on both sides main shaft (26) by fastening bolt, with both sides main shaft (26) synchronous rotary, Circular gratings read head (14) is installed on pedestal (27) by read head link (15), and it is relative with both sides Circular gratings chi (13), Circular gratings chi (13) and Circular gratings read head (14) are each a pair of both sides, high line number photoelectric encoder is installed on the tail end of DC servo motor (1), with DC servo motor (1) main shaft (26) run-in synchronism.
3. bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field according to claim 1, is characterized in that:
Described twice-enveloping type worm couple is made up of high-speed worm gear worm screw and low speed worm gear worm screw, one end of described two spring couplings (4) is connected with high speed worm screw (9) respectively by high speed worm shaft (5), and low speed turbine (11) is arranged on the rear end of main shaft (26);
Described two pairs of low speed worm gear worm screws are dextrorotation, and side high-speed worm gear worm screw is dextrorotation, and opposite side high-speed worm gear worm screw is left-handed, rotate with the synchronous backward realizing both sides main shaft.
4. bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field according to claim 1, is characterized in that:
Described precision clamping is made up of the fixture being arranged on both sides main shaft (26) front end, side fixture (18) is connected with torque sensor (17) side link by fixture link (29), and be bolted, opposite side fixture (18) is connected with the side of ring flange (16) by coordinating location, and is bolted;
Described fixture is made up of top board (32) and lower platen (35), described top board (32) is connected by fishbolt (28) with lower platen (35), there is locating slot top board (32) front end, a spacer (33) is had in locating slot, there is equilateral triangle opening spacer (33) lower end, bar shaped pilot hole is had in the middle of spacer (33), there is screw top board (32) front end and pilot hole corresponding position, there is a spacer bolt (34) that spacer (33) is fixed on top board (32) front end in screw, top board (32) upper surface has one to press down latch plate (31), pressing down latch plate (31) front end is pressed on spacer (33), press down latch plate (31) rear end to be arranged on top board (32) by latch plate bolt (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310478179.7A CN103499499B (en) | 2013-06-19 | 2013-10-13 | Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310244356.5 | 2013-06-19 | ||
| CN201310244356 | 2013-06-19 | ||
| CN201310478179.7A CN103499499B (en) | 2013-06-19 | 2013-10-13 | Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103499499A CN103499499A (en) | 2014-01-08 |
| CN103499499B true CN103499499B (en) | 2015-12-02 |
Family
ID=49864729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310478179.7A Active CN103499499B (en) | 2013-06-19 | 2013-10-13 | Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103499499B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913386A (en) * | 2014-04-10 | 2014-07-09 | 吉林大学 | Portable tensioning/twisting composite material mechanical property testing machine |
| CN105758740B (en) * | 2016-04-06 | 2018-04-17 | 吉林大学 | The small-sized torsional fatigue material mechanical property in-situ tester of controllable magnetic field intensity |
| CN107063842B (en) * | 2017-01-13 | 2020-07-10 | 西南交通大学 | Material shear modulus measuring device and measuring method |
| CN106989868B (en) * | 2017-03-02 | 2022-11-18 | 天津大学 | Method for calibrating output torque of speed reducer detector |
| CN106920436B (en) * | 2017-03-03 | 2019-02-15 | 衢州学院 | A kind of mechanics of materials distortional stress demonstration teaching aid |
| CN106908320B (en) * | 2017-04-30 | 2019-06-07 | 南京理工大学 | A kind of Combined Loading device for realizing straight line and torsion load |
| CN108693034B (en) * | 2018-04-30 | 2021-06-04 | 张永炬 | Mechanical property in-situ test auxiliary device for concentrated load of flexible substrate film |
| CN109283067B (en) * | 2018-09-13 | 2021-03-23 | 西北工业大学 | Two-way shear test device of sheet metal |
| CN110220801A (en) * | 2019-06-17 | 2019-09-10 | 东南大学 | Polymer material Mechanics Performance Testing device under a kind of minute yardstick |
| CN113237642A (en) * | 2021-04-09 | 2021-08-10 | 南京航空航天大学 | Double-torsion-spring fatigue test device and test method thereof |
| CN113390720B (en) * | 2021-08-18 | 2021-12-03 | 中铝材料应用研究院有限公司 | Off-line in-situ stretching device for X-ray diffraction experiment |
| CN113893441B (en) * | 2021-08-26 | 2023-04-21 | 中国科学院自动化研究所 | Interventional operation delivery device |
| CN114002064A (en) * | 2021-11-02 | 2022-02-01 | 重庆邮电大学 | Multi-medium-based biaxial stretching instrument capable of adopting and disassembling clamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4958522A (en) * | 1988-02-10 | 1990-09-25 | Amcor Limited | Shear stiffness tester |
| JP2000193574A (en) * | 1998-12-24 | 2000-07-14 | Shimadzu Corp | Torsion tester for rotary body |
| CN102128752A (en) * | 2010-11-26 | 2011-07-20 | 中国科学院力学研究所 | Micro-torque mechanical testing machine and method |
| CN202351137U (en) * | 2011-10-11 | 2012-07-25 | 吉林大学 | Microradian-level precision in-situ twisted material mechanical performance testing device based on scanning electron microscope |
| TW201319562A (en) * | 2011-09-30 | 2013-05-16 | Kokusai Keisokuki Kk | Torsion testing device |
-
2013
- 2013-10-13 CN CN201310478179.7A patent/CN103499499B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4958522A (en) * | 1988-02-10 | 1990-09-25 | Amcor Limited | Shear stiffness tester |
| JP2000193574A (en) * | 1998-12-24 | 2000-07-14 | Shimadzu Corp | Torsion tester for rotary body |
| CN102128752A (en) * | 2010-11-26 | 2011-07-20 | 中国科学院力学研究所 | Micro-torque mechanical testing machine and method |
| TW201319562A (en) * | 2011-09-30 | 2013-05-16 | Kokusai Keisokuki Kk | Torsion testing device |
| CN202351137U (en) * | 2011-10-11 | 2012-07-25 | 吉林大学 | Microradian-level precision in-situ twisted material mechanical performance testing device based on scanning electron microscope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103499499A (en) | 2014-01-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103499499B (en) | Bilateral power original position micro-torsion material mechanical performance tester under a kind of microcosmic visual field | |
| CN102359912B (en) | Mechanical testing platform for in-situ tension/compression materials under scanning electronic microscope based on quasi-static loading | |
| CN102262016B (en) | Cross-scale micro nanometer grade in-situ composite load mechanical property testing platform | |
| CN103308404B (en) | In-situ nano-indentation tester based on adjustable stretching-bending preload | |
| CN103528887B (en) | Draw/press in situ-reverse combined load material Micromechanics test platform | |
| CN107703006A (en) | Stretching preloads lower dynamic torsional fatigue Mechanics Performance Testing device | |
| CN106706440B (en) | High-temperature biaxial synchronous stretching mechanical property testing instrument and testing method | |
| CN103335898B (en) | In-situ testing device for micro-mechanical properties of materials under tension-shear combined loading mode | |
| CN102384875B (en) | Stretching, compression and bending combined load mode material mechanics performance test device under microscope | |
| CN103487315B (en) | A kind of material mechanical performance proving installation | |
| CN203643255U (en) | In-situ pull/press-torsion combined load material micromechanics test platform | |
| CN104913974B (en) | The biaxial stretch-formed fatigue test system of material Micro Mechanical Properties and its method of testing | |
| CN102346117A (en) | Dynamic performance testing device of microradian-level accuracy in-situ torsion material under scanning electronic microscope | |
| CN106525571B (en) | Microscope stretcher suitable for optical microscope | |
| CN106226152A (en) | Material mechanical property in-situ test System and method under quiet Dynamic Load Spectrum | |
| CN203551372U (en) | Platform for in situ testing micro mechanical properties of material in shearing-torsion composite load mode | |
| CN102645370A (en) | Biaxial stretching/compression mode scanning electron microscope mechanical test device | |
| CN102331370A (en) | In-situ high-frequency fatigue material mechanical test platform under scanning electron microscope based on stretching/compressing mode | |
| CN203405372U (en) | Flexible hinge type mechanics performance testing platform for in-situ nanoindentation scratching materials | |
| CN202256050U (en) | In-situ stretch/compression material mechanical test platform based on quasi-static loaded scanning electron microscope | |
| CN203337493U (en) | In-site indentation mechanical testing device based on pulling-and-pressing and fatigue combined load mode | |
| CN105758740B (en) | The small-sized torsional fatigue material mechanical property in-situ tester of controllable magnetic field intensity | |
| CN103528880A (en) | On-site testing platform for micromechanical property of material in shearing-torsion loading combination mode | |
| CN204718885U (en) | Material Micro Mechanical Properties is biaxial stretch-formed-fatigue test system | |
| CN203643278U (en) | Device for testing microscopic mechanical property of four-point bending material in situ under microscope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230524 Address after: 130012 No. 2699 Qianjin Street, Jilin, Changchun Patentee after: Jilin University Patentee after: Zhang Zhihui Address before: 130012 No. 2699 Qianjin Street, Jilin, Changchun Patentee before: Jilin University |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231107 Address after: Room 7062, Building 2, No. 2098 Hezhuang South Road, Hangzhou Airport Economic Zone, Xiaoshan District, Hangzhou City, Zhejiang Province, 311200 Patentee after: Ruiji Biomimetic Intelligent Manufacturing Technology (Hangzhou) Co.,Ltd. Address before: 130012 No. 2699 Qianjin Street, Jilin, Changchun Patentee before: Jilin University Patentee before: Zhang Zhihui |