KR101026192B1 - Curvature radius measuring and testing apparatus of the kinds wire bundle for wiring harness - Google Patents

Abstract

The present invention relates to a device for measuring the radius of curvature of each wire bundle for a wiring harness, and more particularly, a plurality of longitudinal supports which are installed at predetermined intervals from each other, and both ends of the vertical supports are respectively connected to the length of the vertical supports. Up and down horizontal support that is individually flown up and down in the direction, the guide line rotated by the floating device, the transfer part is connected to the guide line in the longitudinal direction and the wire bundle to measure the curvature And first and second sample fixing mounts for fixing one end and the other end of the wire bundle, and a push-pull gauge for measuring the force when the curvature of the wire bundle is generated. The one end of the wire bundle is transferred in one direction. 3-Poi of the curvature forming part after moving with the second sample fixing mount to generate a curvature The present invention relates to a device for measuring curvature radius for each wire bundle for a wiring harness, which measures nt with a camera and analyzes the measured value with a coordinate analysis program to obtain a radius of curvature.

Wiring harness, wire bundle, radius of curvature, test equipment, coordinate analysis

Description

CURVATURE RADIUS MEASURING AND TESTING APPARATUS OF THE KINDS WIRE BUNDLE FOR WIRING HARNESS}

The present invention relates to a measurement test apparatus for measuring the radius of curvature generated by each wire bundle to utilize it as a database.

Typically, a plurality of electrical devices in an automobile or the like are electrically connected to each other by a plurality of electrical wires (often simply referred to as 'wires').

The electric wires are bundled into one bundle as so-called wiring harnesses which are arranged to extend to a predetermined position of an automobile or the like by an insulating lock band, a tape or the like.

The vehicle is always placed in an environment that is vibrated by the engine driver or the like. In particular, the electric wires distributed in the engine room directly subjected to engine vibration are repeatedly bent and deformed, and are eventually disconnected by vibration.

In other words, there is an urgent need for the development of a measurement test apparatus that verifies the radius of curvature according to the size of various wiring harnesses in consideration of the taping method and the type of exterior material.

The present invention has been made to solve the above problems, the object of the present invention is to verify the radius of curvature (R) according to the wiring harness size (taking method and type of exterior materials), and the basic DB (database) of the simulation To provide a wire harness curvature measuring test device for a wiring harness that can be used as a standard indicator in the design proposal.

Other objects and advantages of the invention will be described below and will be appreciated by the embodiments of the invention. Furthermore, the objects and advantages of the present invention can be realized by means and combinations indicated in the claims.

The present invention as a means for solving the above problems, a plurality of vertical support is arranged spaced apart from each other; Both ends are coupled to the plurality of vertical support, respectively, and the upper and lower horizontal support is disposed spaced apart from each other by a predetermined interval; Guide lines coupled to both ends of the upper horizontal support and having a thread formed on an outer circumference thereof; A floater for rotating the guide line; One end is connected to the guide line, the other end and the transfer portion in contact with one surface of the upper horizontal support; A push-pull gauge installed in the transfer unit; A first sample fixing mount connected to one end of the push-pull gauge; A second sample fixing mount fixed to the lower horizontal support; Wire bundles having both ends fixed to the first and second sample fixing mounts; Characterized in that comprises a.

As described above, the present invention configures the device to install the wiring harness according to the length and mounting angle of the various different wiring harness, the radius of curvature of the various wiring harness in consideration of the taping method and the type of the exterior material It can be easily obtained and used as a database through a coordinate analysis program.

Before describing the various embodiments of the present invention in detail, it will be appreciated that the application is not limited to the details of construction and arrangement of components described in the following detailed description or illustrated in the drawings. The invention may be embodied and carried out in other embodiments and carried out in various ways. In addition, device or element orientation (e.g., "front", "back", "up", "down", "top", "bottom" The expressions and predicates used herein with respect to terms such as "," left "," right "," lateral ", etc. are used merely to simplify the description of the present invention, It will be appreciated that the element does not simply indicate or mean that it should have a particular orientation, and furthermore, terms such as “first” or “second”, etc. are used herein for purposes of explanation and the appended claims. It is not intended to be used to represent or mean a relative importance or purpose.

The present invention has the following features to achieve the above object.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms or words used in the specification and claims should not be construed as having a conventional or dictionary meaning, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

Hereinafter, with reference to FIGS. 1 to 4, the curvature radius measuring test apparatus for each wire bundle according to a preferred embodiment of the present invention will be described in detail.

As shown, the curvature radius measurement test device for each wiring bundle according to the present invention is a measurement test device that can easily verify the curvature radius of the wiring harness having a variety of sizes, vertical support (Vertical Support, 10 , 11), upper horizontal support (20), lower horizontal support (21), guide line (30), float (Handle, 32), transfer part (40), push-pull gauge ( Push Pull Gage, 50), 1st Sample Fixed Mount (60), 2nd Sample Fixed Mount (70), Wire Bundle (Sample, Wire Bundle, 80), Camera (Camera, 90), Coordinates Coordinates Analysis Program (100).

The vertical support (10, 11) is perpendicular to the ground and one end is fixed to the ground, consisting of a plurality of plural pieces are respectively positioned on the left and right have a predetermined spaced apart from each other.

In addition, each of the plurality of vertical supports (10, 11) is to form a perforated vertical movement hole (12) penetrating through the interior in the longitudinal direction, respectively, which will be described later, the lower horizontal support (20, 21) The combination with the upper and lower horizontal support (20, 21) for the up and down movement.

The upper horizontal support 20 is horizontal with the ground, so that both ends are fixed to the upper end of the front of the plurality of vertical support (10, 11) by the fixing means 23, respectively.

In addition, the upper horizontal support 20 is to form a tension piece 22 of the form that is bent toward the rear portion further to each end.

In addition, according to the user's selection, the fixing means 23 can be released to move the upper horizontal support 20 in the longitudinal direction of the plurality of vertical supports 10 and 11, that is, the vertical support 10 , 11) move both ends equally to the upper and lower sides, or both ends separately so that the upper horizontal support 20 forms a diagonal of '/' (diagonal) shape, and then the fixing means 23 at a desired position. Fix to a plurality of vertical supports (10, 11).

(In the present invention, although the bolt and nut are shown as the fixing means 23, it can be replaced by other components in addition to the bolt and nut as long as it can fix a plurality of components. The same applies to 23 ').

Both ends of the lower horizontal support 21 are coupled to the plurality of vertical supports 10 and 11 similarly to the upper horizontal support 20, and are fixed to be positioned at the lower end of the upper horizontal support 20.

The lower horizontal support 21 is to be fixed at both ends by the fixing means 23 'when combined with a plurality of vertical support (10, 11), the lower horizontal support 21 is also the same as the upper horizontal support (20) In addition, the plurality of vertical supports 10 and 11 are allowed to flow up and down in the longitudinal direction, so that the mutual separation distance α with the upper horizontal support 20 is adjustable.

In addition, the lower horizontal support 21 to form a perforated horizontal movement hole 24 penetrating the interior in the longitudinal direction.

The guide line 30 has both ends coupled to a plurality of tension pieces 22 formed at both ends of the upper horizontal support 20, and the male thread 31 is formed on the outer circumference.

The floating device 32 is coupled to one surface of one of the plurality of tension pieces 22 to be connected to one end of the guide line 30.

To this end, one end of both ends of the guide line 30 connected to the floating device 32 will have to protrude to the outside of the tension piece (22). That is, when the floating device 32 is rotated, the guide line 30 connected to the floating device 32 is rotated.

The transfer part 40 is formed at one end of the coupling portion 41 to form a fastening hole 40 to be fitted to the guide line 30, and extends from the coupling portion 41, the upper horizontal support 20 It is made of a connecting portion 42 which is in surface contact with the front of the () or corresponding to the front of the upper horizontal support (20).

That is, when the floating device 32 is rotated, the guide line 30 is rotated by the floating device 32, and the coupling part 41 is moved by the guide line 30 which is rotated. Movement of the coupling part 41 results in moving the transfer part 40 in one direction.

To this end, it will be obvious that a female thread (not shown) corresponding to the male screw thread 31 of the guide line 30 is formed at the inner circumference of the coupling hole 40 of the coupling part 41.

The push-pull gauge 50 is fixed to the connection part 42 of the transfer part 40, the device for measuring the force according to the curvature of the wire bundle 80 to be described later.

The first sample fixing mount 60 is connected to one end of the push-pull gauge 50 so that a mounting piece 61 for fixing a sample on one surface thereof is formed.

The second sample fixing mount 70 is coupled to the lower horizontal support 21 by fixing means 23 ′, and like the first sample fixing mount 60, the mounting piece 72 is disposed on one surface thereof. To form. In addition, the second sample fixing mount 70 is movable to the left and right in the longitudinal direction of the lower horizontal support 21, if the position is to be changed, after loosening the fixing means 23 ' The fixing means (23 ') is the second sample fixed mount 70 and the horizontal horizontal long hole (24) of the lower horizontal support 21 in order to successively fasten the second sample It is possible to move the fixed mount 70 to the left and right as desired by the user in the drilling direction of the horizontal moving field hole 24.

The wire bundle 80 refers to a sample to measure the radius of curvature R, one end is fixed to the mounting piece 61 of the first sample fixing mount 60, the other end is fixed to the second sample fixing mount It is fixed to the mounting piece 62 of (70).

Of course, fixing both ends of the wire bundle 80 and the plurality of mounting pieces 61 and 72 may be fixed by various fixing means by a user's selection.

The camera 90 photographs a curvature forming portion B in which curvature occurs when curvature occurs in the wire bundle 80 in front of the wire bundle 80. In other words, as shown in FIG. 4, the camera 90 may be a starting point (a) where curvature started, an end point (b) where the curvature ends, and a break point (c), which is a 3-point curvature in which curvature is generated. It is measured by).

In addition, it will be obvious that the camera 90 may be replaced with various photographing apparatuses such as a 3D scanner by a user's selection.

The coordinate analysis program 100 is a program for obtaining a curvature radius R by analyzing 3-point measurement values of the curvature forming portion B of the wire bundle 80 measured by the camera 90 with coordinates.

Hereinafter will be described the operation and principle of the preferred embodiment of the present invention having the configuration and structure as described above.

To this end, the measurement procedure will be described with reference to the above configuration and FIGS. 1 to 4, and 1, 2, 3..., Listed below will have to be performed sequentially.

1. The plurality of vertical supports 10 and 11 are fixed to the plurality of vertical supports 10 and 11 by being spaced apart from each other by a predetermined interval.

2. The second sample fixing mount 70 is coupled to the lower horizontal support 21, the first sample fixing mount 60 is coupled to the push-pull gauge 50 so as to be connected to the transfer unit 40, the The positions of the first and second sample fixing mounts 60 and 70 are positioned diagonally as shown in FIGS. 1 to 4.

3. Both ends of the wire bundle 80 are fixedly coupled to the mounting pieces 61 and 72 of the first and second sample fixing mounts 60 and 70, respectively, so that the wire bundle 80 of FIG. Make diagonal lines as in (a).

4. The transfer unit 40 is moved in one direction by using the floating device 32, and the transfer direction of the first sample fixing mount 60 is directed toward the second sample fixing mount 70. When the predetermined portion A of the wire bundle 80 fixed to the first sample fixing mount 60 is perpendicular to the ground (90 °), as shown in (b) of FIG. 4. Transfer the transfer unit 40 until.

(At this time, the push-pull gauge 50 continuously measures the force as the transfer part 40 is transferred, that is, the curvature occurs in the wire bundle 80.

5. When the predetermined portion (A) is vertical, the camera 90, the three-point curvature forming portion (B) of the wire bundle 80, the start point (a), the break point (c), the end point (b) Measure (Read as a picture.)

6. Calculate the radius of curvature (R) by using the coordinate analysis program 100 to calculate the radius of curvature by analyzing the value measured by the camera 90 as a coordinate to use as a D / B (database).

As mentioned above, although this invention was demonstrated by the limited embodiment and drawing, this invention is not limited by this, The person of ordinary skill in the art to which this invention belongs, Various modifications and changes may be made without departing from the scope of the appended claims.

1 is a perspective view of one embodiment showing a measurement test apparatus according to the present invention.

Figure 2 is a perspective view of one embodiment showing a state before the transfer portion of the measurement test apparatus according to the present invention.

Figure 3 is a perspective view of one embodiment showing a state after the transfer of the transfer portion of FIG.

Figure 4 is a schematic diagram showing the measurement of the wire bundle radius of curvature of one embodiment with a measuring test apparatus according to the present invention.

<Indication of symbols for main parts of drawing>

10, 11: longitudinal support 12: longitudinal movement hall

20: upper horizontal support 21: lower horizontal support

22: tension piece 23, 23 ': fixing means

30: guideline 31: male thread

32: floating device 40: transfer part

41: coupling portion 42: coupling portion

43: fastener 50: push-pull gauge

60: 1st sample fixed mounting base 61, 71: mounting piece

70: second sample fixing mount 80: wire bundle

90: camera 100: coordinate analysis program

A: predetermined portion B: curvature forming portion

R: radius of curvature a: starting point

b: endpoint c: breakpoint

α: separation distance

Claims (7)

A plurality of vertical supports 10 and 11 disposed to be spaced apart from each other at predetermined intervals; Both ends are coupled to the plurality of longitudinal supports 10 and 11, respectively, and are spaced apart from each other by a predetermined distance, and along the longitudinal movement hole 12 drilled in the longitudinal direction of the longitudinal supports 10 and 11. Up and down, but a predetermined position desired by the user to be fixed to the vertical support (10, 11) by the fixing means 23, and flows separately from each other, the mutual separation distance (α) of the upper, lower horizontal support ( 20, 21); A guide line 30 coupled to both ends of the upper horizontal support 20 and having a male thread 31 formed on an outer circumference thereof; A floating device (32) for rotating the guide line (30); One end is connected to the guide line 30, the other end abuts on one surface of the upper horizontal support 20, and as the one end connected to the guide line 30 moves in the longitudinal direction, the other end is the upper horizontal support ( A transfer part 40 flowing in one direction of the left and right in the longitudinal direction; A push-pull gauge 50 installed on the transfer part 40; A first sample fixing mount (60) connected to one end of the push-pull gauge (50); A second sample fixing mount 70 fixed to the lower horizontal support 21; And a wire bundle 80 having both ends fixed to the first and second sample fixing mounts 60 and 70, respectively. The first sample fixing mount 60 is bent to the wire bundle 80 while flowing to the left and right at the same time with the transfer unit 40, When curvature occurs in the wire bundle 80, three points of a start point (a), an end point (b), and a break point (c) of the curvature forming part (B) are measured by a camera 90 or a three-dimensional scanner. After analyzing the values measured by the camera 90 or the three-dimensional scanner by the coordinates, and input them to the coordinate analysis program 100, to obtain the radius of curvature (R) of the wire bundle 80 as an experiment object to the database Leverage Both ends of the wire bundle 80 are fixed to the first and second sample fixing mounts 60 and 70 so as to form a diagonal shape, and then the transfer part 40 is moved in the longitudinal direction of the horizontal support, and the push-pull gauge 50 The force is measured according to the curvature of the wire bundle 80, the predetermined portion (A) of the wire bundle 80, which is fixed by the first sample fixing mount 60 is perpendicular to the ground 90 ° Curvature radius measurement test apparatus for each wiring bundle for the wiring harness, characterized in that for measuring the curvature forming portion (B) of the wire bundle 80 is generated curvature. delete delete delete delete delete delete

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