CN104181059A - Cable fatigue test device - Google Patents
Cable fatigue test device Download PDFInfo
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- CN104181059A CN104181059A CN201310203834.8A CN201310203834A CN104181059A CN 104181059 A CN104181059 A CN 104181059A CN 201310203834 A CN201310203834 A CN 201310203834A CN 104181059 A CN104181059 A CN 104181059A
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- cable
- piston rod
- tested cable
- test device
- fatigue test
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Abstract
The invention discloses a cable fatigue test device, which comprises a base, a positioning frame and a cylinder; the positioning frame is fixed on the base, and is used for the installation of a to-be-tested cable; the cylinder comprises a cylinder body and a piston rod; the cylinder is fixed on the base; the piston rod is arranged in the cylinder body in the manner of reciprocating sliding along its own axial direction, and the piston rod is connected to the to-be-tested cable, and is used for driving the to-be-tested cable to be bent repeatedly. By using the piston rod for driving the to-be-tested cable bent repeatedly, testers only needs to observe the fatigue condition of the to-be-tested cable without manual bending of the to-be-tested cable, so that the work intensity of the testers can be effectively reduced, by control of reciprocating movement frequency of the piston rod, the bending frequency of the to-be-tested cable can be controlled, the to-be-tested cable can be uninterruptedly bent, and the test efficiency and test accuracy can be effectively improved.
Description
Technical field
The present invention relates to cable performance measuring technology, relate in particular to a kind of cable fatigue test device.
Background technology
Lamp lighting is seen everywhere in modern society the inside, and the light fixture using in all trades and professions is all different, and object is all illumination, boosts productivity and workman's production security; On some particular field light fixture used, cable can move repeatedly, as the cable on crane, elevator, these cables form danger to cable in moving around, as cable can cause at weariness working repeatedly that insulation course temperature rise is too high, wearing and tearing etc., may cause that cable is on fire waits major safety risks.The current method of testing for cable fatigue is gone bending with staff exactly, repeatedly in Forging Process, observe the fatigue conditions of cable, because cable fatigue lifetime is all more than 100,000 times, with staff, can work it out, but tester's working strength is large, and testing efficiency.
Summary of the invention
Technical matters to be solved by this invention is, a kind of cable fatigue test device is provided, and can effectively reduce test man's working strength, improves testing efficiency.
In order to solve the problems of the technologies described above, embodiments of the invention provide a kind of cable fatigue test device, comprise pedestal, locating rack and cylinder;
Described locating rack is fixed on described pedestal, for tested cable is installed;
Described cylinder comprises cylinder body and piston rod; Described cylinder body is fixed on described pedestal; Described piston rod slides and is arranged at described cylinder body along self axial reciprocating, and described piston rod is connected in described tested cable, for driving described tested cable repeatedly to bend.
Wherein, described locating rack is two, is respectively used to install the two ends of described tested cable; Two described locating racks be take the axis of described piston rod and are symmetrical arranged as axis of symmetry.
Wherein, described locating rack is provided with the pilot hole matching with described tested cable.
Wherein, described pilot hole and described tested cable clearance fit.
Wherein, described locating rack is one, and is positioned on the axis of described piston rod; The two ends of described tested cable are fixedly attached to respectively described locating rack and described piston rod.
Wherein, described piston rod is provided with the interlock hole of matching with described tested cable.
Wherein, described interlock hole coordinates with described tested cable transition.
Wherein, described pedestal is tabular, and described locating rack and described cylinder are all arranged on the same plate face of described pedestal.
Wherein, described cable fatigue test device also comprises controller, and described controller is electrically connected on described cylinder, for controlling described piston rod, moves back and forth.
Wherein, described controller is relay.
The cable fatigue test device that the embodiment of the present invention provides, utilize the piston rod of cylinder to drive tested cable repeatedly to bend, tester, without the tested cable of manual bending, only needs to observe the fatigue conditions of tested cable, thereby has effectively reduced tester's working strength; By the reciprocating frequency of control piston bar, can control the inflection frequency of tested cable, and tested cable is uninterruptedly bent, can effectively improve testing efficiency and test accuracy.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of the cable fatigue test device that provides of the preferred embodiment for the present invention;
Fig. 2 is the schematic diagram of another angle of cable fatigue test device in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
Referring to Fig. 1 and Fig. 2, a kind of cable fatigue test device for the preferred embodiment of the present invention provides, comprises pedestal 1, locating rack 2, cylinder 3 and controller 4.
Pedestal 1 is tabular, so that be placed on the objects such as worktable, desktop, is beneficial to the assembly connection of miscellaneous part and pedestal 1 simultaneously.Locating rack 2, cylinder 3 and controller 4 are all arranged on the same plate face of pedestal 1.
Locating rack 2 is fixed on pedestal 1, for tested cable 9 is installed.Cylinder 3 comprises cylinder body 31 and piston rod 32.Cylinder body 31 is fixed on pedestal 1.Piston rod 32 slides and is arranged at cylinder body 31 along self axial reciprocating, and piston rod 32 is connected in tested cable 9, for driving tested cable 9 repeatedly to bend.In the present embodiment, locating rack 2 is two, is respectively used to install the two ends of tested cable 9.For the ease of being connected between locating rack 2 and tested cable 9, locating rack 2 is provided with the pilot hole (not shown) matching with tested cable 9.Herein, as other embodiment, locating rack 2 also can arrange other structures such as anchor ear, fixture and realize and being connected of tested cable 9.Two locating racks 2 be take the axis of piston rod 32 as axis of symmetry is symmetrical arranged, and can make piston rod 32 be connected to the centre position of tested cable 9.
For the ease of piston rod 32 and tested cable 9, be connected, piston rod 32 is provided with the interlock hole of matching with tested cable 9, and tested cable 9 is penetrated in interlock hole, installs simple and convenient.Herein, as other embodiment, can be, on piston rod 32, be fixed with for connecting the anchor ear of tested cable 9, by anchor ear, realize being connected between piston rod 32 and tested cable 9.
When piston rod 32 reciprocatingly slides, can drive the middle part opposite end of tested cable 9 repeatedly to bend movement, for the ease of the bending of tested cable 9, pilot hole and tested cable 9 clearance fit can be slided the two ends of tested cable 9 in pilot hole; Interlock hole and tested cable 9 transition fit, to make piston rod 32 drive smoothly tested cable 9 bendings.
Herein, as other embodiment, locating rack 2 also can be one, is fixedly connected with one end of tested cable 9, can make above-mentioned pilot hole and tested cable 9 interference fit; The other end of tested cable 9 is fixedly connected with piston rod 32; Locating rack 2 is positioned on the axis of piston rod 32, and piston rod 32 relative positioning framves 2 are close, away from reciprocatingly sliding, the two ends that can make tested cable 9 constantly near with away from, thereby realize the bending repeatedly of tested cable 9.
Controller 4 is electrically connected on cylinder 3, for control piston bar 32, moves back and forth.In the present embodiment, controller 4 is relay, and relay is pressed the work of setting-up time break-make, and the piston of control cylinder 3 moves.Once, cable bend once, completes once test to reciprocating motion of the pistons.By the make-and-break time of regulating relay, can regulate the frequency of cable bend.Herein, as other embodiment, controller 4 also can be integrated circuit, CPU etc. other can control cylinder the device of 3 actions so that the reciprocating frequency of control piston.
Further, controller 4 is also electrically connected with suggestion device, when testing time will reach cable fatigue state, points out, to cause that tester notes observing cable fatigue conditions, to finish in time test.Suggestion device can be sound prompt device, prompting device or acousto-optic hint device.
In the present embodiment, utilize cylinder 3 can make cable repeatedly bend, by recording working time and piston rod 32 motion frequencies of cylinder 3, can know the number of times that tested cable 9 bends repeatedly, effectively raise the efficiency, and be convenient to counting, reduced laboratory technician's labour intensity.Can be carried out self-clocking and be shown by controller 4, experimenter only need observe tested cable 9 and whether damage the times of fatigue that can know tested cable 9.
The cable fatigue test device that present embodiment provides, utilize the piston rod of cylinder to drive tested cable 9 repeatedly to bend, tester, without the tested cable 9 of manual bending, only needs to observe the fatigue conditions of tested cable 9, thereby has effectively reduced tester's working strength; By the reciprocating frequency of control piston bar, can control the inflection frequency of tested cable 9, and tested cable 9 is uninterruptedly bent, can effectively improve testing efficiency and test accuracy.
Above-described embodiment, does not form the restriction to this technical scheme protection domain.The modification of doing within any spirit at above-mentioned embodiment and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of this technical scheme.
Claims (10)
1. a cable fatigue test device, is characterized in that, comprises pedestal, locating rack and cylinder;
Described locating rack is fixed on described pedestal, for tested cable is installed;
Described cylinder comprises cylinder body and piston rod; Described cylinder body is fixed on described pedestal; Described piston rod slides and is arranged at described cylinder body along self axial reciprocating, and described piston rod is connected in described tested cable, for driving described tested cable repeatedly to bend.
2. cable fatigue test device according to claim 1, is characterized in that, described locating rack is two, is respectively used to install the two ends of described tested cable; Two described locating racks be take the axis of described piston rod and are symmetrical arranged as axis of symmetry.
3. cable fatigue test device according to claim 1, is characterized in that, described locating rack is provided with the pilot hole matching with described tested cable.
4. cable fatigue test device according to claim 3, is characterized in that, described pilot hole and described tested cable clearance fit.
5. cable fatigue test device according to claim 1, is characterized in that, described locating rack is one, and is positioned on the axis of described piston rod; The two ends of described tested cable are fixedly attached to respectively described locating rack and described piston rod.
6. cable fatigue test device according to claim 1, is characterized in that, described piston rod is provided with the interlock hole of matching with described tested cable.
7. cable fatigue test device according to claim 6, is characterized in that, described interlock hole coordinates with described tested cable transition.
8. cable fatigue test device according to claim 1, is characterized in that, described pedestal is tabular, and described locating rack and described cylinder are all arranged on the same plate face of described pedestal.
9. cable fatigue test device according to claim 1, is characterized in that, described cable fatigue test device also comprises controller, and described controller is electrically connected on described cylinder, for controlling described piston rod, moves back and forth.
10. cable fatigue test device according to claim 9, is characterized in that, described controller is relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310203834.8A CN104181059A (en) | 2013-05-28 | 2013-05-28 | Cable fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310203834.8A CN104181059A (en) | 2013-05-28 | 2013-05-28 | Cable fatigue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104181059A true CN104181059A (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310203834.8A Pending CN104181059A (en) | 2013-05-28 | 2013-05-28 | Cable fatigue test device |
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| CN (1) | CN104181059A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181496A (en) * | 2015-09-22 | 2015-12-23 | 江苏通鼎光电科技有限公司 | Bending test equipment of railway cutthrough ground wire |
| CN105466796A (en) * | 2015-11-30 | 2016-04-06 | 广西凯纵机械制造有限公司 | Automatic spray gun testing machine |
| CN105823697A (en) * | 2016-06-07 | 2016-08-03 | 兰州空间技术物理研究所 | Device for cable bending test |
| CN111766167A (en) * | 2020-07-24 | 2020-10-13 | 有研医疗器械（北京）有限公司 | Elastic wire fatigue performance testing device and using method thereof |
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| SU1516855A1 (en) * | 1988-01-06 | 1989-10-23 | Государственный всесоюзный дорожный научно-исследовательский институт | Installation for testing specimens of materials of road pavement for fatigue in bending |
| SU1704032A1 (en) * | 1989-03-02 | 1992-01-07 | Всесоюзный научно-исследовательский и конструкторско-технологический институт по спортивным изделиям | Device for conducting fatigue strength tests of metal rods |
| WO2006116782A1 (en) * | 2005-05-02 | 2006-11-09 | Technische Universität Wien | Method for carrying out fatigue tests on a sample body and test device |
| CN101216394A (en) * | 2008-01-11 | 2008-07-09 | 长安大学 | Pull-press loading effect based material three dividing point bending fatigue testing method and tool equipment |
| CN101672747A (en) * | 2009-10-15 | 2010-03-17 | 徐州天地重型机械制造有限公司 | Hydraulic hose performance test experiment table |
| CN201561902U (en) * | 2009-10-15 | 2010-08-25 | 徐州天地重型机械制造有限公司 | Hydraulic hose performance test experiment table |
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| SU1359713A1 (en) * | 1986-07-03 | 1987-12-15 | Институт проблем надежности и долговечности машин АН БССР | Arrangement for fatigue test of plate specimens |
| SU1516855A1 (en) * | 1988-01-06 | 1989-10-23 | Государственный всесоюзный дорожный научно-исследовательский институт | Installation for testing specimens of materials of road pavement for fatigue in bending |
| SU1704032A1 (en) * | 1989-03-02 | 1992-01-07 | Всесоюзный научно-исследовательский и конструкторско-технологический институт по спортивным изделиям | Device for conducting fatigue strength tests of metal rods |
| WO2006116782A1 (en) * | 2005-05-02 | 2006-11-09 | Technische Universität Wien | Method for carrying out fatigue tests on a sample body and test device |
| CN101216394A (en) * | 2008-01-11 | 2008-07-09 | 长安大学 | Pull-press loading effect based material three dividing point bending fatigue testing method and tool equipment |
| CN101672747A (en) * | 2009-10-15 | 2010-03-17 | 徐州天地重型机械制造有限公司 | Hydraulic hose performance test experiment table |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181496A (en) * | 2015-09-22 | 2015-12-23 | 江苏通鼎光电科技有限公司 | Bending test equipment of railway cutthrough ground wire |
| CN105466796A (en) * | 2015-11-30 | 2016-04-06 | 广西凯纵机械制造有限公司 | Automatic spray gun testing machine |
| CN105466796B (en) * | 2015-11-30 | 2018-09-11 | 广西凯纵机械制造有限公司 | A kind of automatic spray gun test machine |
| CN105823697A (en) * | 2016-06-07 | 2016-08-03 | 兰州空间技术物理研究所 | Device for cable bending test |
| CN105823697B (en) * | 2016-06-07 | 2018-07-17 | 兰州空间技术物理研究所 | A kind of device for cable folding experiment |
| CN111766167A (en) * | 2020-07-24 | 2020-10-13 | 有研医疗器械（北京）有限公司 | Elastic wire fatigue performance testing device and using method thereof |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20141203 |