CN201392291Y - Multifunctional material mechanical testing machine with tension-torsion and compression-torsion functions - Google Patents
Multifunctional material mechanical testing machine with tension-torsion and compression-torsion functions Download PDFInfo
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- CN201392291Y CN201392291Y CN200920022376U CN200920022376U CN201392291Y CN 201392291 Y CN201392291 Y CN 201392291Y CN 200920022376 U CN200920022376 U CN 200920022376U CN 200920022376 U CN200920022376 U CN 200920022376U CN 201392291 Y CN201392291 Y CN 201392291Y
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Abstract
The utility model relates to a material mechanical testing machine, belonging to the technical field of material mechanical testing machines. The material mechanical testing machine is characterized in that the upper and lower ends of a rack are provided with a lifting motor and a torsion motor; the two motors form a set of dynamic loading system which is controlled and regulated by an external electrical control system so as to realize the tension-torsion and compression-torsion tests; a screw rod is arranged between a worktable and an upper beam; the upper end of the screw rod is fixed on the upper beam, and the lower end is connected with and driven by a synchronous belt pulley; a middle beam is arranged between the worktable and the upper beam and is respectively provided with a tension-compression rod and a tension-compression sensor and a torsion sensor which are communicated with a computer; the upper part of the worktable is provided with a slideway which is provided with a ram; a fixed support is arranged at one side of the worktable close to an upright column; and the lower part of a torsion reducer is fixedly provided with a hanging column of which the lower part is provided with a chuck. The material mechanical testing machine adopts the two motors in the dynamic loading system, which are regulated and controlled by the electrical control system so as to realize the tension-torsion and compression-torsion functions, the rotating speed of the two motors is regulated by the electrical control system so as to meet different testing requirements, the digitizing processing for the collection and transmission of the measured parameters is carried out, and the processing results are truly and accurately displayed on a screen.
Description
One, technical field
The utility model relates to a kind of material mechanical test machine, belongs to the material mechanical test machine technical field of structures.
Two, background technology
At present, existing material mechanical test machine can only stretch, compression, bending, reverse, test such as semi-girder bending, free beam bending, lack to draw and turn round and press the torsional test function, when needs carry out stretching and twisting test synchronously, can only test respectively, carry out theoretical derivation then, can't obtain drawing and turn round and press the true test figure of turning round.
Three, summary of the invention
The purpose of this utility model is to solve the weak point that above-mentioned prior art exists, provide a kind of and can stretch, compression, bending, reverse, test such as semi-girder bending, free beam bending, can draw the multifunctional material mechanics testing machine of turning round and pressing torsional test again.
The utility model is achieved through the following technical solutions:
Have to draw and turn round and press the multifunctional material mechanics testing machine of turning round function, comprise by cabinet 2, worktable 18, about two fixed frames that hollow column 6, entablature 8 are formed, special character is that the two ends up and down of frame are respectively equipped with the lifting motor 1 that is connected with lifting decelerator 21 that is loaded on worktable 18 bottoms and are loaded on entablature 8 tops and 9, two motors of motor constitute cover power loading systems and controlled simultaneously and coordinated by the electric control system that the outside is attached thereto and realize drawing turning round and press torsional test for reversing of reversing that reductor 10 is connected; The left and right sides is fixed with the leading screw 4 that runs through column 6 inside between worktable 18 and the entablature 8, entablature 8 is fixed in leading screw 4 upper ends, the lower end drives by being fixed in set the connection with the synchronous pulley 3 at 20 two ends synchronously of worktable 18 bottoms, also be provided with between worktable 18 and the entablature 8 by leading screw 4 and run through wherein and the middle cross beam 5 of the transmission that is threaded with it, tension-compression sensor 15 that is respectively equipped with strut and tie 16 on the middle cross beam 5 and is communicated with computing machine and torsion sensor 14 are used for becoming electrical signal transfer to carry out data processing to computing machine various data-switching and image shows; The top of worktable 18 is provided with the slideway 19 of the band ram 26 that is used to carry free beam test unit 27, worktable 18 is provided with the hold-down support 17 that is used for fixing semi-girder test unit 25 near column 6 one sides, the bottom of reversing reductor 10 is fixed with the hanging column 11 of external belt thrust bearing 7, and hanging column 11 bottoms are provided with the chuck 12 that is used to install test specimen 13;
When carrying out compression test, be provided with compression specimens 25 between the set strut and tie 16 on the top of described worktable 18 and the middle cross beam 5, the two ends up and down of compression specimens 25 are respectively equipped with compression and go up cushion block 22 and compression lower cushion block 24;
Describedly reverse motor 9 and hanging column 11 can also be installed on the worktable 18;
Described torsion sensor 14 adopts high-precision radial sensor, is installed on middle cross beam 5 center lines one side;
Described torsion sensor 14 adopts traditional sensor, is installed on hanging column 11 or the strut and tie 16;
Described semi-girder test unit 25 can be etc. strong semi-girder, rectangular cantilever beam, bending combination semi-girder wherein any one;
Described free beam test unit 27 can be freely-supported bent beam, transversal force bent beam, elasticity free beam, T font free beam, I-shaped free beam, voussoir composite beam wherein any one.
The utility model can stretch, compression, bending, reverse, test such as semi-girder bending, free beam bending, can draw again and turn round and press torsional test, the method of coordinating to control simultaneously by electric control system by two motors that adopt in a cover power loading system realizes drawing turns round and presses the function of turning round, two rotating speed of motor are regulated arbitrarily to realize the needs of different tests by electric control system, the datumization processing has been carried out in collection and transmission to tested parameter, is presented on the screen really and accurately.
Four, description of drawings
Fig. 1 is the test illustration of the structural principle of the utility model testing machine and tension test, twisting test, pull and torsion test, pressure torsional test;
Fig. 2 is the test illustration of the utility model testing machine machine compression test;
Fig. 3 is the fixing test illustration of support function and semi-girder test of the utility model testing machine;
Fig. 4 is the test illustration of the utility model testing machine slideway function and free beam test.
Among the figure: 1 lifting motor, 2 cabinets, 3 synchronous pulleys, 4 leading screws, 5 middle cross beams, 6 columns, 7 thrust bearings, 8 entablatures, 9 reverse motor, and 10 reverse reductor, 11 hanging columns, 12 chucks, 13 test specimens, 14 torsion sensor, 15 tension-compression sensors, 16 strut and ties, 17 hold-down supports, 18 worktable, 19 slideways, 20 are with synchronously, 21 lifting decelerators, and cushion block, 23 compression specimens are gone up in 22 compressions, 24 compression lower cushion blocks, 25 semi-girder test units, 26 rams, 27 free beam test units.
Five, embodiment
Following with reference to accompanying drawing, provide embodiment of the present utility model, be used for formation of the present utility model is further specified.
The having of present embodiment drawn and turned round and press the multifunctional material mechanics testing machine of turning round function with reference to figure 1, by cabinet 2, worktable 18, about column 6, the entablature 8 of two hollows form a fixing frame.Leading screw 4 passes worktable 18, column 6, middle cross beam 5 and entablature 8, and the fixed form at leading screw 4 two ends can be rotated it around the axis of self and can not be moved up and down.Leading screw 4 and middle cross beam 5 are by being threaded.After lifting motor 1 is slowed down by lifting decelerator 21, rotate by two synchronous pulleys 3 about being with 20 to drive synchronously, two rhizoid thick sticks, 4 rotations about two synchronous pulleys 3 drive, effect by screw thread moves up and down middle cross beam 5, after lifting motor 1 slows down by lifting decelerator 21, under the control of electrical control mechanism, leading screw 4 is rotated at a slow speed with the speed below the 0.1r/min, also can per minute tens even the hundreds of speed quick rotation of changeing, the speed that middle cross beam 5 is moved up and down just can in very large range be regulated, to satisfy the requirement of every test.
Reversing motor 9 rotates by reversing reductor 10 deceleration back drive hanging columns 11, the thrust bearing 7 that is installed on the hanging column 11 passes to entablature 8 with pressure, under the effect of reversing reductor 10 and electrical control mechanism, reverse the rotating speed of motor 9 and also can in very large range do the speed adjusting, to adapt to the requirement of twisting test.
Starting lifting motor 1 during test earlier makes middle cross beam 5 move quickly into correct position, load onto chuck 12 and test specimen 13, test specimen 13 adopts to draw turns round the formula test specimen, allow lifting motor 1 and reverse motor 9 and move with test speed, middle cross beam 5 is moved down at a slow speed, hanging column 11 slow rotation, when strut and tie 16 passes to tension-compression sensor 15 with pulling force twisting resistance is passed to torsion sensor 14, tension-compression sensor 15 and torsion sensor 14 become electrical signal transfer to give computing machine data-switching after experiencing the size of pulling force and twisting resistance, and the control gear of lifting motor 1 and rotary electric machine 9 will anglec of rotation data sync separately sends into that computing machine carries out data processing and image shows.
The difference of present embodiment and embodiment 1 is to start lifting motor 1 drive middle cross beam 5 and moves up at a slow speed, reverses motor 9 drive hanging columns 11 simultaneously and rotatablely moves at a slow speed, can press torsional test.
The difference of present embodiment and embodiment 1 is only to start lifting motor 1 moves down middle cross beam 5 at a slow speed, reversing motor 9 does not start, be stretched after test specimen 13 is stressed even break, strut and tie 16 is passed to tension-compression sensor 15 with pulling force, and tension-compression sensor 15 is experienced after the size of pulling force and data to be sent into computing machine carries out data processing and image shows.
Embodiment 4 twisting tests
The difference of present embodiment and embodiment 1 only is to start reverses motor 9, makes hanging column 11 slow rotation, and torsion sensor 14 is experienced the size of twisting resistance by being located at lever on the strut and tie 16, just data is sent into that computing machine carries out data processing and image shows.
The having of present embodiment drawn and turned round and press the multifunctional material mechanics testing machine of turning round function with reference to figure 2, to compress earlier on the central point that lower cushion block 24 is placed on worktable 18, compression specimens 23 is placed on compression lower cushion block 24 and compression is gone up in the middle of the cushion block 22, reversing motor 9 does not start, start lifting motor 1 and make middle cross beam 5 fast moving, when cushion block 22 is gone up near compression in strut and tie 16 lower ends, rate conversion with lifting motor 1 becomes slower test speed again, middle cross beam 5 is moved down at a slow speed, compression specimens 23 is stressed, strut and tie 16 passes to tension-compression sensor 15 with pressure, tension-compression sensor 15 is experienced the size of pressure, just data is sent into computing machine and is carried out data processing and image demonstration.
The test of embodiment 6 semi-girders
The having of present embodiment drawn and turned round and press the multifunctional material mechanics testing machine of turning round function with reference to figure 3, and various semi-girder test units 25 are installed on hold-down support 17, and semi-girder one end is fixed on the hold-down support 17, and the other end is unsettled.Reversing motor 9 does not start, start lifting motor 1 and make middle cross beam 5 fast moving, when strut and tie 16 lower ends during near semi-girder, the rate conversion of lifting motor 1 is become slower test speed, middle cross beam 5 is moved down at a slow speed, and semi-girder is stressed, and strut and tie 16 passes to tension-compression sensor 15 with pressure, tension-compression sensor 15 is experienced the size of pressure, just data is sent into computing machine and is carried out data processing and image demonstration.
The test of embodiment 7 free beams
The having of present embodiment drawn and turned round and press the multifunctional material mechanics testing machine of turning round function with reference to figure 4, allow two rams 26 leave suitable distance, put free beam test unit 27, reversing motor 9 does not start, start lifting motor 1 and make middle cross beam 5 fast moving, when strut and tie 16 lower ends during near test unit 27, rate conversion with lifting motor 1 becomes slower test speed again, middle cross beam 5 is moved down at a slow speed, free beam test unit 27 is stressed, strut and tie 16 passes to tension-compression sensor 15 with pressure, and tension-compression sensor 15 is experienced the size of pressure, just data is sent into computing machine and is carried out data processing and image demonstration.
Claims (7)
1, have to draw and turn round and press the multifunctional material mechanics testing machine of turning round function, comprise by cabinet (2), worktable (18), about two hollow columns (6), the fixed frame that entablature (8) is formed, the two ends up and down that are characterised in that frame are respectively equipped with the lifting motor (1) that is connected with lifting decelerator (21) that is loaded on worktable (18) bottom and are loaded on entablature (8) top with reverse that reductor (10) is connected reverse motor (9), two motors constitute one and overlap the power loading system and controlled simultaneously and coordinated realization and draw and turn round and press torsional test by the electric control system that the outside is attached thereto; The left and right sides is fixed with and runs through the inner leading screw (4) of column (6) between worktable (18) and the entablature (8), entablature (8) is fixed in the upper end of leading screw (4), the lower end connects drive by the synchronous pulley (3) that is fixed in worktable (18) the set synchronous band in bottom (20) two ends, also be provided with the middle cross beam (5) that runs through wherein and be threaded by leading screw (4) between worktable (18) and the entablature (8) with it, tension-compression sensor (15) that is respectively equipped with strut and tie (16) on the middle cross beam (5) and is communicated with computing machine and torsion sensor (14) are used for becoming electrical signal transfer to carry out data processing to computing machine various data-switching and image shows; The top of worktable (18) is provided with the slideway (19) of the band ram (26) that is used to carry free beam test unit (27), worktable (18) is provided with the hold-down support (17) that is used for fixing semi-girder test unit (25) near column (6) one sides, the bottom of reversing reductor (10) is fixed with the hanging column (11) of external belt thrust bearing (7), and hanging column (11) bottom is provided with the chuck (12) that is used to install test specimen (13).
2, according to claim 1 described have to draw turn round and press the multifunctional material mechanics testing machine of turning round function, the top and the middle cross beam (5) that it is characterized in that described worktable (18) upward are provided with compression specimens (25) between the set strut and tie (16), and the two ends up and down of compression specimens (25) are respectively equipped with compression and go up cushion block (22) and compression lower cushion block (24).
3, according to claim 1 described have to draw turn round and press the multifunctional material mechanics testing machine of turning round function, it is characterized in that describedly reversing motor (9) and hanging column (11) is installed on the worktable (18).
4, according to claim 1 described have to draw turn round and press the multifunctional material mechanics testing machine of turning round function, it is characterized in that described torsion sensor (14) adopts high-precision radial sensor, is installed on center line one side of middle cross beam (5).
5, according to claim 1 described have to draw turn round and press the multifunctional material mechanics testing machine of turning round function, it is characterized in that described torsion sensor (14) adopts traditional sensor, is installed on hanging column (11) or the strut and tie (16).
6, according to claim 1 described have to draw turn round and press the multifunctional material mechanics testing machine of turning round function, it is characterized in that described semi-girder test unit (25) be etc. strong semi-girder, rectangular cantilever beam, bending combination semi-girder wherein any one.
7, according to claim 1 described have to draw turn round and press the multifunctional material mechanics testing machine of turning round function, it is characterized in that described free beam test unit (27) be freely-supported bent beam, transversal force bent beam, elasticity free beam, T font free beam, I-shaped free beam, voussoir composite beam wherein any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920022376U CN201392291Y (en) | 2009-02-28 | 2009-02-28 | Multifunctional material mechanical testing machine with tension-torsion and compression-torsion functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920022376U CN201392291Y (en) | 2009-02-28 | 2009-02-28 | Multifunctional material mechanical testing machine with tension-torsion and compression-torsion functions |
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| CN201392291Y true CN201392291Y (en) | 2010-01-27 |
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| CN200920022376U Expired - Lifetime CN201392291Y (en) | 2009-02-28 | 2009-02-28 | Multifunctional material mechanical testing machine with tension-torsion and compression-torsion functions |
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| CN102435511A (en) * | 2011-09-06 | 2012-05-02 | 浙江大学 | Straw torque measurement device |
| CN102980805A (en) * | 2012-11-16 | 2013-03-20 | 广东奥美格传导科技股份有限公司 | Method and machine for tension-torsion test of charging pile special-purpose cable |
| CN103822834A (en) * | 2014-01-17 | 2014-05-28 | 安徽农业大学 | Hydraulic pendulum-type universal testing machine structure with torque measuring function |
| CN103994928A (en) * | 2014-05-29 | 2014-08-20 | 东北大学 | Mechanics-acoustics combined testing method in orientated rock extrusion fracture process |
| CN104181032A (en) * | 2014-09-10 | 2014-12-03 | 中天科技海缆有限公司 | Tension-torsion coupling rigidity testing device |
| WO2015043137A1 (en) * | 2013-09-26 | 2015-04-02 | 吉林大学 | Micromechanical performance in-situ test instrument for multi-load and multi-physical field coupling material |
| CN105319135A (en) * | 2014-07-15 | 2016-02-10 | 辽东学院 | Bend and twist combination test machine |
| CN105486594A (en) * | 2015-12-08 | 2016-04-13 | 王友善 | Rubber material tension-torsional fatigue combined testing machine |
| CN107756185A (en) * | 2017-11-23 | 2018-03-06 | 江苏祥华科技有限公司 | Testing integrated device is reversed in a kind of electric meter case processing |
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| CN108918297A (en) * | 2018-09-19 | 2018-11-30 | 北华大学 | Biaxial stretch-formed-torsion situ composite load mechanical property testing device |
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| CN114323954A (en) * | 2022-01-07 | 2022-04-12 | 珠海市三思泰捷电气设备有限公司 | Mechanical property inspection equipment for variable-temperature tension-torsion composite load material |
| CN114383946A (en) * | 2022-01-17 | 2022-04-22 | 北京松田程科技有限公司 | System and method for testing stretching and bending resistance of polyethylene valve for gas and simply supported beam |
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2009
- 2009-02-28 CN CN200920022376U patent/CN201392291Y/en not_active Expired - Lifetime
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| CN102435511B (en) * | 2011-09-06 | 2013-05-01 | 浙江大学 | Straw torque measurement device |
| CN102435511A (en) * | 2011-09-06 | 2012-05-02 | 浙江大学 | Straw torque measurement device |
| CN102980805A (en) * | 2012-11-16 | 2013-03-20 | 广东奥美格传导科技股份有限公司 | Method and machine for tension-torsion test of charging pile special-purpose cable |
| CN102980805B (en) * | 2012-11-16 | 2015-07-15 | 广东奥美格传导科技股份有限公司 | Method and machine for tension-torsion test of charging pile special-purpose cable |
| WO2015043137A1 (en) * | 2013-09-26 | 2015-04-02 | 吉林大学 | Micromechanical performance in-situ test instrument for multi-load and multi-physical field coupling material |
| US10012576B2 (en) | 2013-09-26 | 2018-07-03 | Jilin University | In-situ testing equipment for testing micromechanical properties of material in multi-load and multi-physical field coupled condition |
| CN103822834A (en) * | 2014-01-17 | 2014-05-28 | 安徽农业大学 | Hydraulic pendulum-type universal testing machine structure with torque measuring function |
| CN103994928B (en) * | 2014-05-29 | 2016-06-22 | 东北大学 | A kind of mechanics acoustics joint test method of rock orientation extrusion fracture process |
| CN103994928A (en) * | 2014-05-29 | 2014-08-20 | 东北大学 | Mechanics-acoustics combined testing method in orientated rock extrusion fracture process |
| CN105319135A (en) * | 2014-07-15 | 2016-02-10 | 辽东学院 | Bend and twist combination test machine |
| CN105319135B (en) * | 2014-07-15 | 2017-10-20 | 辽东学院 | Crankling vibration experimental machine |
| CN104181032A (en) * | 2014-09-10 | 2014-12-03 | 中天科技海缆有限公司 | Tension-torsion coupling rigidity testing device |
| CN105486594A (en) * | 2015-12-08 | 2016-04-13 | 王友善 | Rubber material tension-torsional fatigue combined testing machine |
| CN107756185A (en) * | 2017-11-23 | 2018-03-06 | 江苏祥华科技有限公司 | Testing integrated device is reversed in a kind of electric meter case processing |
| CN108645705A (en) * | 2018-03-09 | 2018-10-12 | 哈尔滨工业大学 | Pitch regenerated membrane interface performance evaluation experimental device |
| CN108918297A (en) * | 2018-09-19 | 2018-11-30 | 北华大学 | Biaxial stretch-formed-torsion situ composite load mechanical property testing device |
| CN108918297B (en) * | 2018-09-19 | 2024-02-06 | 北华大学 | Biaxial stretching-torsion composite load mechanical property testing device |
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| CN111257145A (en) * | 2020-02-28 | 2020-06-09 | 东华大学 | Artificial anterior cruciate ligament tension and torsion composite load fatigue simulation device and test method thereof |
| CN111257145B (en) * | 2020-02-28 | 2021-09-14 | 东华大学 | Artificial anterior cruciate ligament tension and torsion composite load fatigue simulation device and test method thereof |
| CN114323954A (en) * | 2022-01-07 | 2022-04-12 | 珠海市三思泰捷电气设备有限公司 | Mechanical property inspection equipment for variable-temperature tension-torsion composite load material |
| CN114323954B (en) * | 2022-01-07 | 2022-07-15 | 珠海市三思泰捷电气设备有限公司 | Mechanical property testing equipment for material with variable-temperature tension-torsion composite load |
| CN114383946A (en) * | 2022-01-17 | 2022-04-22 | 北京松田程科技有限公司 | System and method for testing stretching and bending resistance of polyethylene valve for gas and simply supported beam |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100127 Effective date of abandoning: 20090228 |