KR101721453B1 - Apparatus for vibrating wire - Google Patents
Apparatus for vibrating wire Download PDFInfo
- Publication number
- KR101721453B1 KR101721453B1 KR1020150164698A KR20150164698A KR101721453B1 KR 101721453 B1 KR101721453 B1 KR 101721453B1 KR 1020150164698 A KR1020150164698 A KR 1020150164698A KR 20150164698 A KR20150164698 A KR 20150164698A KR 101721453 B1 KR101721453 B1 KR 101721453B1
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- KR
- South Korea
- Prior art keywords
- vibration
- fixing
- base
- electric wire
- pair
- Prior art date
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/38—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by electromagnetic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/022—Vibration control arrangements, e.g. for generating random vibrations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vibration testing apparatus for a vehicle electric wire. Such a testing apparatus comprises a base 3; A pair of motor assemblies M1.M2 arranged on both sides of the base 3 for generating rotational force and a pair of screw shafts M1 and M2 connected to the pair of motor assemblies M1.M2, S1) to reciprocate in the X-axis direction; Both sides are slidably mounted on a guide 17 disposed on the upper portion of the base 3 and a pair of screw shafts S1 are screwed on both sides of the lower portion to drive the motor assembly M1.M2 A diaphragm 7 which reciprocates in the X-axis direction by rotating the screw shaft S1; At least one vibration transmitting portion 9 detachably mounted on the upper portion of the diaphragm 7 to transmit vibration in the Y-axis direction; And at least one vibration switching part 11 arranged at one side of the base 3 and having a lower part mounted in a hinge structure for converting the reciprocating motion in the X axis direction of the vibration transmitting part 9 into a reciprocating rotational motion in a clockwise and counterclockwise direction )Wow; At least one wire holder (13) connected to the oscillation switching part (11) and to which the electric wire is mounted; And a plurality of fixing portions mounted on the wire holder 13 for fixing the wires.
Description
The present invention relates to a vibration testing apparatus for a vehicle electric wire, and more particularly, to an improved version of a patent application No. 10-2008-0073531 (name: a vibration device of a wire) filed by the present applicant. It is possible to carry out a vibration test on a wire of a kind, and in particular, by measuring the durability of a wire by vibrating the wire for a predetermined time and checking the state of the wire, a plurality of wire holders for fixing the wire are detachably attached And more particularly, to a vibration testing apparatus for a vehicle electric wire capable of performing a vibration test on a plurality of electric wires.
Generally, the supply of power from a vehicle, a device, or the like is performed by a coated wire. Particularly, in a vehicle, a wire harness in which a plurality of electric wires are set is used in order to transmit a condensation current of a battery or the like to an electrical electrical product without loss.
Such a wire harness (hereinafter referred to as a wire) transfers electric energy generated from a generator to each electric component, and transmits various information generated from various switches and sensors to the corresponding component.
Therefore, the wire is required to have appropriate durability or rigidity in order to stably transmit a current or a signal, and an example of such a test apparatus is also disclosed in Patent Application No. 10-2008-0073531 (name: a vibration device of a wire) Respectively.
The prior art relates to a vibrating device for a wire, comprising: a movable support (5) for vibrating a wire (W) when a vibration is transmitted; A vibration generating portion (7) generating a reciprocating motion in a linear direction; And the lower part is connected to the
However, such a conventional wire testing apparatus has the following problems.
First, since various types of vehicles are being released in recent years, there are differences in the types of wires to be installed in each vehicle model, and also in the angle at which the vehicle is mounted. In the conventional test apparatus, There is a problem in that it is difficult to test various types of vehicles because there is a limitation in implementing a test environment for a wire arranged three-dimensionally in a vehicle.
Secondly, since only one vibration generator is provided, only one wire is tested at a time, so that the test efficiency is lowered.
SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a three-dimensional structure for fixing a wire, Provided is a vibration testing apparatus for a vehicle electric wire, in which the reliability of the test can be improved.
The present invention provides a vibration testing device for a vehicle electric wire, which is provided with a plurality of vibration generators and which can be coupled to a testing machine in a detachable manner and simultaneously can perform a vibration test on a plurality of electric wires.
In order to achieve the above object, the present invention provides a vibration testing apparatus for a vehicle electric wire, comprising: a base;
A pair of motor assemblies M1.M2 arranged on both sides of the
Both sides are slidably mounted on a
At least one
And at least one
At least one wire holder (13) connected to the oscillation switching part (11) and to which the electric wire is mounted; And
And a plurality of fixing portions mounted on the wire holder (13) for fixing the electric wires,
The
The wire cradle (13) comprises: a first cradle frame arranged horizontally above the vibration axis (39); Second and third frames (49) arranged in the upper direction from both ends of the first mounting frame; And a fourth frame (51) connected to the stationary frame protruded upward from the base (3) and to which one end of the stationary wire is fixedly connected,
In the first to
The fixing portion includes a first fixing member (53) disposed on the first frame (45) and fixing the electric wire; A
As described above, the vibration testing apparatus for a vehicle electric wire according to the present invention has the following advantages.
First, the fixing part fixing the electric wire to the testing machine is arranged three-dimensionally, and each fixing part has the joint structure, so that the electric wire can be fixed by appropriately bending according to the shape of the electric wire, There is an advantage to be able to do.
Second, by mounting a plurality of latching grooves and forward and backward reciprocating mechanisms on the base on which the vibration generator is fixed, a plurality of vibration generators are fixed on the base, and the vibration generators are arranged in appropriate intervals or shapes to simultaneously perform a vibration test on a plurality of electric wires There are advantages to be able to.
Third, by attaching the protractor to the vibration switching unit, it is possible to recognize the range of the rotational motion of the vibration axis moving at the time of vibration, so that the vibration level of the present test apparatus can be easily grasped. The rotational range of the oscillation axis can be adjusted.
1 is a perspective view showing a vibration testing apparatus for a vehicle electric wire according to an embodiment of the present invention.
2 is a perspective view showing a first fixing member for fixing the vehicle electric wire shown in Fig.
3 is a perspective view showing a second fixing member for fixing the vehicle electric wire shown in Fig.
4 is a front view showing the structure of the vibration switching unit shown in FIG.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a vehicle vibration testing apparatus according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
As shown in FIGS. 1 to 3, the vibration testing apparatus for a vehicle electric wire proposed by the present invention comprises a
In the vibration testing apparatus for a vehicle electric wire having such a structure, the reciprocating
The motor assembly M1.M2 is disposed on both sides of the upper portion of the
Accordingly, when the pair of motor assemblies M1.M2 are driven, the pair of screw shafts S1 connected thereto are also rotated, so that the
The
Therefore, when the screw shaft S1 rotates, the
A plurality of
The
In the
Since the
The
Accordingly, one end of the
At this time, one end of the
Therefore, by appropriately rotating the
At this time, the
The
The
1 and 4, the
In the
Since the
The pair of
Further, on one side of the
Therefore, when the
The
Accordingly, the tester can recognize the angle range of the
On the other hand, the
The
Thus, the
One end of the electric wire is fixed to the
At this time, the vehicle electric wire W can be fixed to the
That is, the fixing
Such a fixing member has the same structure having a multi-joint structure, but can appropriately fix each part of the vehicle electric wire W according to the angle and arrangement position of the joint. Therefore, the first fixing
The first fixing
In more detail, the first joint 60 has a through hole formed at one end thereof, and a
Accordingly, the
The second joint 66 has the
As a result, the first joint 60 is hingably connected to one end of the second joint 66, and the third joint 72 is hingably connected to the other end.
The third joint 72 has a structure similar to that of the first joint 60, and the third joint 72 has a pair of
Therefore, the third joint 72 can support and support the electric wire with the
The
As described above, the first fixing
In this way, the second fixing
Therefore, the shape of the wire wired to the vehicle can be reproduced as it is and the durability of the wire can be tested by transmitting the vibration in this state.
1: Vibration testing device of vehicle wire
3: Base
5:
7: Diaphragm
9:
11:
13: Vibration Holder
Claims (3)
A pair of motor assemblies M1.M2 arranged on both sides of the base 3 for generating rotational force and a pair of screw shafts M1 and M2 connected to the pair of motor assemblies M1.M2, S1) to reciprocate in the X-axis direction;
Both sides are slidably mounted on a guide 17 disposed on the upper portion of the base 3 and a pair of screw shafts S1 are screwed on both sides of the lower portion to drive the motor assembly M1.M2 A diaphragm 7 which reciprocates in the X-axis direction by rotating the screw shaft S1;
At least one vibration transmitting portion 9 detachably mounted on the upper portion of the diaphragm 7 to transmit vibration in the Y-axis direction;
And at least one vibration switching part 11 arranged at one side of the base 3 and having a lower part mounted in a hinge structure for converting the reciprocating motion in the X axis direction of the vibration transmitting part 9 into a reciprocating rotational motion in a clockwise and counterclockwise direction )Wow;
At least one wire holder (13) connected to the oscillation switching part (11) and to which the electric wire is mounted; And
And a plurality of fixing portions mounted on the wire holder (13) for fixing the electric wires,
The vibration switching unit 11 includes a second seat 33 fixed to one side of the upper surface of the base 3; A second fixing bolt 35 threaded through the second seat 33 in the vertical direction and fixed by being fastened to a second coupling groove 43 formed on the upper surface of the base 3; A pair of hinge jaws 37 protruding from the upper portion of the second seating base 33 and spaced apart from each other by a predetermined distance; And a vibration axis (39) hingably connected to the pair of hinge jaws (37) and reciprocally rotating in a clockwise and counterclockwise direction by a transmission shaft (23)
The wire cradle (13) comprises: a first cradle frame arranged horizontally above the vibration axis (39); Second and third frames (49) arranged in the upper direction from both ends of the first mounting frame; And a fourth frame (51) connected to the stationary frame protruded upward from the base (3) and to which one end of the stationary wire is fixedly connected,
In the first to fourth frames 51, a fixing part is mounted to support electric wires.
The fixing portion includes a first fixing member (53) disposed on the first frame (45) and fixing the electric wire; A second fixing member 55 disposed on the second frame 47 to fix the electric wire; A third fixing member 57 disposed on the third frame 49 for fixing the electric wire; And a fourth fixing member (59) arranged on the fixed frame and fixing the electric wire,
The first to fourth fixing members 59 include a first joint 60 movably mounted on the frame; A second joint 66 which can be hinged at an end of the first joint 60 so as to be able to turn at an angle; A third joint 72 hinged at an end of the second joint 66 so as to be able to turn at an angle; And a tie plate (78) mounted on an end of the third joint (72) and fixed to the vehicle electric wire (W)
A vibration testing device for a vehicle electric wire capable of fixing each part of a vehicle electric wire (W) by adjusting an angle and a placement position of a joint.
The vibration transmission portion 9 includes a first seat 19 that is seated on the upper surface of the diaphragm 7; A first fixing bolt 20 screwed through the first mounting table 19 in the vertical direction and fixed by being fastened to one of the plurality of first coupling grooves 25 formed on the upper surface of the diaphragm 7, Wow; A support tab 21 protruding from the upper portion of the first seat 19; And a transmission shaft (23) connected to one side of the support jaw (21) and transmitting power, wherein a flexible coupling is mounted on both ends of the transmission shaft (23).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150164698A KR101721453B1 (en) | 2015-11-24 | 2015-11-24 | Apparatus for vibrating wire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150164698A KR101721453B1 (en) | 2015-11-24 | 2015-11-24 | Apparatus for vibrating wire |
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KR101721453B1 true KR101721453B1 (en) | 2017-03-30 |
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KR1020150164698A KR101721453B1 (en) | 2015-11-24 | 2015-11-24 | Apparatus for vibrating wire |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107219137A (en) * | 2017-05-31 | 2017-09-29 | 上海交通大学 | The wear resistance test device of fine blanking die material |
CN108593475A (en) * | 2018-06-04 | 2018-09-28 | 辽宁工程技术大学 | Artificial knee joint meniscus erosive wear experimental bench |
CN109655640A (en) * | 2018-12-28 | 2019-04-19 | 贵州大学 | A kind of electrical detection device convenient for being fixedly clamped |
CN112269081A (en) * | 2020-10-14 | 2021-01-26 | 西安交通大学 | Multi-factor aging stress control platform and method for stator bar of large hydraulic generator |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100012238A (en) * | 2008-07-28 | 2010-02-08 | (주)티에이치엔 | Apparatus for vibrating wire |
KR20100046622A (en) * | 2008-10-27 | 2010-05-07 | 주식회사 유라코퍼레이션 | Measuring and testing apparatus of three-dimensional passage for wiring harness |
KR20130014220A (en) * | 2011-07-29 | 2013-02-07 | 주식회사 경신 | Durability test equipiment of wiring-harness for engine room |
KR20150094426A (en) * | 2014-02-11 | 2015-08-19 | 주식회사 패커드코리아 | Apparatus for testing a wiring harness bending durability in an engine room |
-
2015
- 2015-11-24 KR KR1020150164698A patent/KR101721453B1/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100012238A (en) * | 2008-07-28 | 2010-02-08 | (주)티에이치엔 | Apparatus for vibrating wire |
KR20100046622A (en) * | 2008-10-27 | 2010-05-07 | 주식회사 유라코퍼레이션 | Measuring and testing apparatus of three-dimensional passage for wiring harness |
KR20130014220A (en) * | 2011-07-29 | 2013-02-07 | 주식회사 경신 | Durability test equipiment of wiring-harness for engine room |
KR20150094426A (en) * | 2014-02-11 | 2015-08-19 | 주식회사 패커드코리아 | Apparatus for testing a wiring harness bending durability in an engine room |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107219137A (en) * | 2017-05-31 | 2017-09-29 | 上海交通大学 | The wear resistance test device of fine blanking die material |
CN108593475A (en) * | 2018-06-04 | 2018-09-28 | 辽宁工程技术大学 | Artificial knee joint meniscus erosive wear experimental bench |
CN109655640A (en) * | 2018-12-28 | 2019-04-19 | 贵州大学 | A kind of electrical detection device convenient for being fixedly clamped |
CN112269081A (en) * | 2020-10-14 | 2021-01-26 | 西安交通大学 | Multi-factor aging stress control platform and method for stator bar of large hydraulic generator |
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