CN204228543U - Bending-torsion testing machine - Google Patents
Bending-torsion testing machine Download PDFInfo
- Publication number
- CN204228543U CN204228543U CN201420538256.3U CN201420538256U CN204228543U CN 204228543 U CN204228543 U CN 204228543U CN 201420538256 U CN201420538256 U CN 201420538256U CN 204228543 U CN204228543 U CN 204228543U
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- Prior art keywords
- bending
- actuator
- torsion
- slide mechanism
- testing machine
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Abstract
A kind of bending-torsion testing machine, it comprises frame, slide mechanism, bending mechanism and controller.Frame comprises interconnective support and fuselage, and support is provided with worktable.Twist mechanism is arranged on support.Slide mechanism is arranged on fuselage.Bending mechanism is arranged on slide mechanism, and can under the drive of slide mechanism relative torsion mechanism kinematic.Controller is electrically connected and controls twist mechanism, bending mechanism and slide mechanism to obtain the bending performance parameter of test specimen.The twist mechanism of this bending-torsion testing machine can reverse test specimen, the flexible test specimen of bending mechanism, and obtains the bending mechanical property of test specimen by controller.
Description
Technical field
The utility model relates to a kind of bending-torsion testing machine.
Background technology
High-tension bus-bar connection tower often hangs pillar insulator, in order to increase creepage distance.Pillar insulator is generally made up of silica gel or pottery, and it plays two basic roles in overhead transmission line, i.e. support wire and prevent electric current from returning ground.These two effects must be guaranteed, and pillar insulator should not to change the various dynamo-electric stress that causes and losing efficacy due to environment and electric load condition, otherwise pillar insulator will damage use and the operation life of whole piece circuit.Therefore, araeosystyle insulator is needed to carry out the test of bending mechanical property.
Utility model content
Based on this, be necessary to provide a kind of araeosystyle insulator to carry out the bending-torsion testing machine of bending Mechanics Performance Testing.
A kind of bending-torsion testing machine, comprising:
Frame, comprises interconnective support and fuselage, and described support is provided with worktable;
Twist mechanism, be arranged on described support, described twist mechanism comprises torsion actuator, torque sensor and angular displacement sensor, described torque sensor connects described worktable and described torsion actuator, and described angular displacement sensor to be installed on described support and to be positioned at the side of described torsion actuator;
Slide mechanism, is arranged on described fuselage;
Bending mechanism, be arranged on described slide mechanism, and can move by relatively described twist mechanism under the drive of described slide mechanism, described bending mechanism comprises bending actuator, impeller, displacement transducer and draw/pressure transducer, described bending actuator is installed on described slide mechanism, described impeller one end is connected on described bending actuator, institute's displacement sensors is installed on slide mechanism, describedly to draw/pressure transducer is arranged on described impeller, described impeller is the piston rod of described bending actuator, in the front end of described piston rod, circular bend fixture is housed, for coordinating columniform chuck to locate test specimen, and
Controller, is electrically connected and controls described twist mechanism, described bending mechanism and described slide mechanism to obtain the bending performance parameter of test specimen.
Wherein in an embodiment, described slide mechanism comprises actuator, the screw mandrel be connected on described actuator, and the sliding part be matched with on described screw mandrel, the actuator of described slide mechanism is arranged in described support, and described bending actuator and institute's displacement sensors are installed on described sliding part.
Wherein in an embodiment, described slide mechanism also comprises the Locating driver part be arranged on described sliding part, and described Locating driver part is oil cylinder, and in order to locate the position of described sliding part, described sliding part is screwed together on described screw mandrel.
Wherein in an embodiment, described frame is vertical frame structure, and described fuselage adopts Bolt to position to be connected on described support.
Wherein in an embodiment, described worktable having the T-slot for installing test specimen, described fuselage being arranged with two guide poles in parallel, described sliding part slides and is arranged on described two guide poles.
Wherein in an embodiment, described bending-torsion testing machine also comprises the Hydraulic Station that contiguous described frame is arranged, the actuator of described torsion actuator, described slide mechanism, and the power of described bending actuator is provided by described Hydraulic Station, described Hydraulic Station provides hydraulic oil by motor-driven hydraulic pump, through operation valve and safety valve allotment, for actuator and the described bending actuator use of described torsion actuator, described slide mechanism.
Wherein in an embodiment, described controller is computer, described test specimen is pillar insulator and is arranged between described worktable and described impeller, described torsion actuator can drive described worktable can reverse described pillar insulator from one end, and described bending impeller can drive described impeller to bend described pillar insulator from the other end.
In this bending-torsion testing machine, twist mechanism can reverse test specimen, the flexible test specimen of bending mechanism, and obtains the bending mechanical property of test specimen by controller.
Accompanying drawing explanation
Fig. 1 is the front schematic view of the bending-torsion testing machine of an embodiment;
Fig. 2 is the side schematic view of the bending-torsion testing machine shown in Fig. 1.
Embodiment:
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in instructions of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Please participate in Fig. 1 and Fig. 2, bending-torsion testing machine 100 of the present utility model comprises frame 10, is arranged at the twist mechanism 30 of frame 10 one end, is arranged at the slide mechanism 50 in frame 10, and is arranged at the bending mechanism 70 on slide mechanism 50.Slide mechanism 50 can drive bending mechanism 70 relative torsion mechanism 30 to move, and is positioned in frame 10 by test specimen by bending mechanism 70.Twist mechanism 30 can reverse test specimen to obtain the torsion mechanical property of test specimen from one end, bending mechanism 70 from other end bending specimen to obtain the sliding and bending deformation of test specimen.In the present embodiment, test specimen is pillar insulator.
Frame 10 is vertical frame structure, and it comprises support 11 and is arranged at the fuselage 13 on support 11.Support 11 and fuselage 13 are welded by high-quality steel plate.In the present embodiment, support 11 and fuselage 13 are welded by high-strength submerged-arc welding.Support 11 being equiped with the insulator work platform of circular pillar, this worktable having the T-slot for installing pillar insulator, to adapt to the installation of the pillar insulator of different size.Fuselage 13 adopts high-strength bolt location to be connected on support 11, and it is arranged with two guide poles 131 in parallel.Be appreciated that frame 10 is outer and also moving protection net can be installed, when being used to test, protect operator safety effect.
Twist mechanism 30 is arranged in support 11, and is positioned at below worktable.Twist mechanism 30 comprises torsion actuator 31, torque sensor 33 and angular displacement sensor 35.Reverse actuator 31 and be installed in support 11 times, and be connected to worktable to drive worktable rotary by torque sensor 33.Angular displacement sensor 35 is installed in support 11, and is positioned at the side reversing actuator 31.In the present embodiment, reverse the oil motor that drives for high pressure liquid force feed of actuator 31, its registration, stable working and windup-degree can set arbitrarily, to meet twisting test needs.
Slide mechanism 50 comprises actuator, is connected to the screw mandrel 53 on actuator, the sliding part 55 be matched with on screw mandrel 53, and is arranged at the Locating driver part 57 on sliding part 55.This actuator is arranged in support 11, and screw mandrel 53 is between two guide poles 131 of fuselage 13, and parallel with guide pole 131.Sliding part 55 and screw mandrel 53 screw togather mutually, and slip is arranged on two guide poles 131.In embodiments, actuator is oil hydraulic cylinder, and screw mandrel 53 can be driven to rotate, and then drives sliding part 55 to move up and down, to adapt to the pillar insulator of differing heights.Locating driver part 57 is oil cylinder, in order to the upper-lower position of accurate retention slides 55.
Bending mechanism 70 comprises bending actuator 71, impeller 72, displacement transducer 73 and draws/pressure transducer 75.Bending actuator 71 is installed on sliding part 55.Impeller 72 is shaft-like, and its one end is connected on bending actuator 71, and vertically extends relative to fuselage 13.Impeller 72 can promote pillar insulator to carry out bending test along the direction perpendicular to fuselage 13 under the driving of bending actuator 71.Displacement transducer 73 is installed on sliding part 55, to sense the displacement of impeller 72.Draw/pressure transducer 75 is installed on impeller 72, draws/pressure in order to what sense impeller 72 araeosystyle insulator.In the present embodiment, bending actuator 71 is hydraulic jack, and its stable working, can meet the needs of bending test.Impeller 72 is the piston rod of bending actuator 71, and circular bend fixture 721 (or twist positioning tool) is housed in the front end of piston rod, carries out bending test (or reversing location) with araeosystyle insulator.Bending fixture 721 (twist positioning tool) is controlled by the guiding mechanism being loaded on sliding part 55 outside, makes it steadily stretch out or retract.Design special circular bend fixture 721 and be combined with columniform pillar insulator chuck, the test error that when compensate for bending, the distortion of pillar insulator and displacement cause.High precision tension-compression sensor 75 and displacement transducer 73 are housed between piston rod end and circular bend fixture 721, the related tests data detected can be passed to peripheral control unit (as computer) in time and process.
Reverse the actuator of actuator 31, slide mechanism, and the power of the equipment work such as bending actuator 71 is provided by the Hydraulic Station installed with frame 10.The contiguous described frame 10 of Hydraulic Station is arranged, it provides high pressure liquid force feed by motor-driven high-pressure hydraulic pump, through various operation valve and safety valve allotment, for reversing hydraulic cylinder or the oil motors such as actuator 31, the actuator of slide mechanism and bending actuator 71.This Hydraulic Station stable working, conversion is reliable, and noise is low.
Be appreciated that bending-torsion testing machine 100 also can comprise the switch board controlled by controller (as computer).Controller and torque sensor 33, angular displacement sensor 35, displacement transducer 73 and draw/pressure transducer 75 is electrically connected, to obtain various parameter.In controller, working routine sets rear operable automatically or manual operation, needs with the difference of adequacy test.Due to controller precise controls such as computers, process is reliable, and it can react in time with process of the test and provides related tests parameter and make related tests chart for experimenter.Electric Appliance Cabinet has the necessary various protection function of bending-torsion testing machine 100.
In bending-torsion testing machine 100, twist mechanism 30 can reverse test specimen to obtain the torsion mechanical property of test specimen from one end, bending mechanism 70 from other end bending specimen to obtain the sliding and bending deformation of test specimen, and then achieve test specimen bending test automatically carry out.
The above embodiment only have expressed one or more embodiments of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (7)
1. a bending-torsion testing machine, is characterized in that, comprising:
Frame, comprises interconnective support and fuselage, and described support is provided with worktable;
Twist mechanism, be arranged on described support, described twist mechanism comprises torsion actuator, torque sensor and angular displacement sensor, described torque sensor connects described worktable and described torsion actuator, and described angular displacement sensor to be installed on described support and to be positioned at the side of described torsion actuator;
Slide mechanism, is arranged on described fuselage;
Bending mechanism, be arranged on described slide mechanism, and can move by relatively described twist mechanism under the drive of described slide mechanism, described bending mechanism comprises bending actuator, impeller, displacement transducer and draw/pressure transducer, described bending actuator is installed on described slide mechanism, described impeller one end is connected on described bending actuator, institute's displacement sensors is installed on slide mechanism, describedly to draw/pressure transducer is arranged on described impeller, described impeller is the piston rod of described bending actuator, in the end of described piston rod, circular bend fixture is housed, for coordinating columniform chuck to locate test specimen, and
Controller, is electrically connected and controls described twist mechanism, described bending mechanism and described slide mechanism to obtain the bending performance parameter of test specimen.
2. bending-torsion testing machine according to claim 1, it is characterized in that, described slide mechanism comprises actuator, the screw mandrel be connected on described actuator, and the sliding part be matched with on described screw mandrel, the actuator of described slide mechanism is arranged in described support, and described bending actuator and institute's displacement sensors are installed on described sliding part.
3. bending-torsion testing machine according to claim 2, it is characterized in that, described slide mechanism also comprises the Locating driver part be arranged on described sliding part, and described Locating driver part is oil cylinder, in order to locate the position of described sliding part, described sliding part is screwed together on described screw mandrel.
4. bending-torsion testing machine according to claim 1, is characterized in that, described frame is vertical frame structure, and described fuselage adopts Bolt to position to be connected on described support.
5. bending-torsion testing machine according to claim 2, is characterized in that, described worktable has the T-slot for installing test specimen, described fuselage is arranged with two guide poles in parallel, and described sliding part slides and is arranged on described two guide poles.
6. bending-torsion testing machine according to claim 2, it is characterized in that, described bending-torsion testing machine also comprises the Hydraulic Station that contiguous described frame is arranged, the actuator of described torsion actuator, described slide mechanism, and the power of described bending actuator is provided by described Hydraulic Station, described Hydraulic Station provides hydraulic oil by motor-driven hydraulic pump, through operation valve and safety valve allotment, for actuator and the described bending actuator use of described torsion actuator, described slide mechanism.
7. bending-torsion testing machine according to claim 1, it is characterized in that, described controller is computer, described test specimen is pillar insulator and is arranged between described worktable and described impeller, described torsion actuator can drive described worktable can reverse described pillar insulator from one end, and described bending impeller can drive described impeller to bend described pillar insulator from the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538256.3U CN204228543U (en) | 2014-09-18 | 2014-09-18 | Bending-torsion testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538256.3U CN204228543U (en) | 2014-09-18 | 2014-09-18 | Bending-torsion testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228543U true CN204228543U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201420538256.3U Expired - Fee Related CN204228543U (en) | 2014-09-18 | 2014-09-18 | Bending-torsion testing machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842051A (en) * | 2016-05-30 | 2016-08-10 | 深圳市瑞德丰精密制造有限公司 | Polar post thrust test equipment |
| CN109084944A (en) * | 2018-08-13 | 2018-12-25 | 中国电力科学研究院有限公司 | Composite insulator buckling vibrationfatigue test device |
| CN110646298A (en) * | 2019-09-04 | 2020-01-03 | 金华送变电工程有限公司 | Bending and twisting integrated testing machine for post insulator |
| CN111474064A (en) * | 2020-03-18 | 2020-07-31 | 江苏亨通海洋光网系统有限公司 | Cable torsion bending tester |
| CN115950765A (en) * | 2023-03-10 | 2023-04-11 | 国网山西省电力公司电力科学研究院 | System and method for detecting shear stress intensity of epoxy component of GIS basin-type insulator |
-
2014
- 2014-09-18 CN CN201420538256.3U patent/CN204228543U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842051A (en) * | 2016-05-30 | 2016-08-10 | 深圳市瑞德丰精密制造有限公司 | Polar post thrust test equipment |
| CN105842051B (en) * | 2016-05-30 | 2018-12-04 | 深圳市瑞德丰精密制造有限公司 | Pole thrust test equipment |
| CN109084944A (en) * | 2018-08-13 | 2018-12-25 | 中国电力科学研究院有限公司 | Composite insulator buckling vibrationfatigue test device |
| CN110646298A (en) * | 2019-09-04 | 2020-01-03 | 金华送变电工程有限公司 | Bending and twisting integrated testing machine for post insulator |
| CN110646298B (en) * | 2019-09-04 | 2021-12-28 | 金华送变电工程有限公司 | Bending and twisting integrated testing machine for post insulator |
| CN111474064A (en) * | 2020-03-18 | 2020-07-31 | 江苏亨通海洋光网系统有限公司 | Cable torsion bending tester |
| CN115950765A (en) * | 2023-03-10 | 2023-04-11 | 国网山西省电力公司电力科学研究院 | System and method for detecting shear stress intensity of epoxy component of GIS basin-type insulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20170918 |