CN104897079B - Wire harness connector video detecting method and the system using this method - Google Patents
Wire harness connector video detecting method and the system using this method Download PDFInfo
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- CN104897079B CN104897079B CN201510271748.XA CN201510271748A CN104897079B CN 104897079 B CN104897079 B CN 104897079B CN 201510271748 A CN201510271748 A CN 201510271748A CN 104897079 B CN104897079 B CN 104897079B
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Abstract
The invention discloses a kind of wire harness connector video detecting method and using the system of this method, the lateral parameter in the cross section of wire harness is detected by horizontal detection means, detect that connector is compressed on the pressure parameter of wire harness process by pressure-detecting device, longitudinal parameter of the wire harness connector on wire harness length direction is detected by longitudinal detection means, and by the lateral parameter detected, pressure parameter and longitudinal parameter are transported to control unit, by comparing unit by above-mentioned parameter respectively with being stored in the lateral parameter master sample data of memory cell, pressure parameter master sample data and longitudinal parameter and standard sample data are compared.Beneficial effects of the present invention are：The quality of automatic detection wire harness connector, and it is subject to automatic distinguishing beyond the wire harness connector of corresponding deviation range for parameter, lateral parameter and longitudinal parameter are direct parameter, with a high credibility；Automatic detection, automatic distinguishing, automaticity are high, and operating efficiency is ensured.
Description
Technical field
The present invention relates to a kind of wire harness connector detecting system, and in particular to wire harness connector video detecting method and use
The system of this method.
Background technology
The connection of connector and wire harness includes mechanically connecting and is electrically connected with, and it is typically by the machinery of connector to mechanically connect
Connection end is compressed on the insulated hull of wire harness to realize, the purpose is to ensure the mechanical coupling strength of connector and wire harness；Electricity
Property connection be typically that the electricity connection end of connector is compressed on what is realized in the conductor cable of wire harness, it is main to play conductive purpose,
Also there is certain booster action to the mechanical coupling strength of connector and wire harness simultaneously.
Therefore, existing connector detection generally includes pull test detection and conduction detection, and wherein pull test is detected
It is to apply pulling force on the connector for be compressed on wire harness, the mechanical connection of connector and wire harness is checked by testing pulling force
Can, conduction detection is the magnitude of voltage or current value that output is tested to the connector making alive for being compressed on wire harness, so as to check electricity
Pressure value or current value, to test its conduction.
Pull test is detected and conduction detection belongs to indirect measurement data, its performance evaluation for wire harness connector
It is inaccurate, in addition, needing to remove wire harness connector from connector pressing production line using above method test, and independently enter
OK, do not possess compatibility with connector pressing production line, so as to cause production efficiency low.
The content of the invention
It is an object of the invention to provide a kind of wire harness connector video detecting method and using the system of this method, pass through horizontal stroke
The lateral parameter in the cross section of wire harness is detected to detection means, detects that connector is compressed on wire harness process by pressure-detecting device
Pressure parameter, longitudinal parameter of the wire harness connector on wire harness length direction is detected by longitudinal detection means, and will inspection
The lateral parameter that measures, pressure parameter and longitudinal parameter are transported to control unit, by comparing unit by above-mentioned parameter respectively with
It is stored in the lateral parameter master sample data, pressure parameter master sample data and longitudinal parameter and standard sample number of memory cell
According to being compared, when there is any one parameter beyond the deviation of its permission, control unit sends signal, action to movement device
Wire harness connector in wire harness connector deviation range corresponding to falling into is made differentiation by device, and automatic inspection line is realized with this
The quality of beam connector, and the wire harness connector for exceeding corresponding deviation range for parameter is subject to automatic distinguishing, lateral parameter
It is direct parameter with longitudinal parameter, it is with a high credibility；Automatic detection, automatic distinguishing, automaticity are high, and operating efficiency is protected
Card, to overcome deficiencies of the prior art.
The purpose of the present invention is achieved through the following technical solutions：
Wire harness connector video detecting method, it comprises the following steps：
S1, the respectively lateral parameter of examination criteria wire harness connector, connector be compressed on wire harness process pressure parameter and
Longitudinal parameter of the wire harness connector on wire harness length direction forms lateral parameter master sample data, pressure parameter standard respectively
Sample data and longitudinal parameter and standard sample data are simultaneously stored；
S2, detect that lateral parameter, the connector of the wire harness connector corresponding to the deviation of permission are compressed on wire harness mistake respectively
Longitudinal parameter of the pressure parameter and wire harness connector of journey on wire harness length direction forms corresponding tolerance and deposited respectively
Storage；
S3, detect wire harness connector lateral parameter and be compared with lateral parameter master sample data；Detection connects
Plug-in unit is compressed on the pressure parameter of wire harness process and is compared with pressure parameter master sample data；Detect wire harness connector
Longitudinal parameter on wire harness length direction and it is compared with longitudinal parameter and standard sample data；
S4, by the linear speed connector area in the deviation range corresponding to falling into of the wire harness connector in corresponding deviation range
Point.
Using the wire harness connector video detection system of the above method, including：
Horizontal detection means, it is video detecting device, the lateral parameter in the cross section for detecting wire harness；
Pressure-detecting device, for detecting that connector is compressed on the pressure parameter of wire harness process；
Longitudinal detection means, it is video detecting device, for detecting that wire harness connector is vertical on wire harness length direction
To parameter；
Control device, it includes the control unit, memory cell and comparing unit communicated to connect successively, the laterally detection
The signal output part of the signal output part of device, the signal output part of the pressure-detecting device and longitudinal detection means is equal
Communicated to connect with described control unit, the memory cell contains master sample data and its permission of the lateral parameter
Deviation, the master sample data of the deviation of the master sample data of pressure parameter and its permission and longitudinal parameter and its permission
Deviation, the comparing unit is respectively used to the master sample data of lateral parameter and lateral parameter being compared, joins pressure
The master sample data of number and pressure parameter are compared and are compared the master sample data of longitudinal parameter and longitudinal parameter
It is right；And,
Movement device, it is communicated to connect with described control unit, for the wire harness in corresponding deviation range to be patched
Linear speed connector in part deviation range corresponding to falling into is distinguished.
It is preferred that, the lateral parameter includes the radical of the conductor cable in wire harness.
Further, the lateral parameter also includes the circularity of the cross section of the conductor cable in wire harness.
It is preferred that, longitudinal parameter includes the first distance, and the machinery that the connector includes connecting by connecting portion connects
End and electricity connection end are connect, the mechanical connection side pressure system is on the insulated hull of wire harness, and the electricity connection end is compressed on wire harness
Conductor cable on, it is described first distance for insulated hull end to the mechanical connection end close to the end of the electricity connection end
The distance in portion.
Further, the longitudinal direction detection parameter also includes second distance, and the second distance is the conductor cable of wire harness
End to the end of the electricity connection end distance.
It is preferred that, the longitudinal direction detection parameter also includes connector and is compressed on width on wire harness, and the width includes the
One width and the second width, first width are the width after the mechanical connection side pressure system, and second width is described
Width after electricity connection end compacting.
It is preferred that, the horizontal detection means and longitudinal detection means are CCD (Charge-coupled
Device) vision inspection apparatus.
It is preferred that, the movement device includes the clip of clamping wire harness, and the clip includes the folder that two middle parts are hinged
Tight arm, one end of the clamp arm clamping wire harness is bare terminal end, and the opposite end of the bare terminal end is control end, described control unit
Also communication link is connected to clamping power unit, and the clamping power unit is by clamping transmission mechanism two bare terminal ends of driving
Clamp or relative opening.
Beneficial effects of the present invention are：
The lateral parameter in the cross section of wire harness is detected by horizontal detection means, connector is detected by pressure-detecting device
The pressure parameter of wire harness process is compressed on, longitudinal direction of the wire harness connector on wire harness length direction is detected by longitudinal detection means
Parameter, and the lateral parameter detected, pressure parameter and longitudinal parameter are transported to control unit, will be upper by comparing unit
Parameter is stated respectively with being stored in the lateral parameter master sample data, pressure parameter master sample data and longitudinal direction of memory cell to join
Number master sample data are compared, and when there is any one parameter beyond the deviation of its permission, control unit is to movement device
Signal is sent, the wire harness connector in wire harness connector deviation range corresponding to falling into is made differentiation by movement device, with this
The quality of automatic detection wire harness connector is realized, and the wire harness connector for exceeding corresponding deviation range for parameter is subject to automatically
Distinguish, lateral parameter includes radical and circularity, itself and wire harness connector performance direct correlation, longitudinal parameter include the first length,
Second length, the first width and the second width, its numerical values recited are straight for the mechanical connection and electric connection of connector and wire harness
Reflection is seen, therefore longitudinal parameter is the direct parameter associated with the quality of connection of wire harness connector, more can connector and wire harness
Mechanical connection quality and be electrically connected with quality, lateral parameter and longitudinal parameter are direct parameter, with a high credibility；Automatic inspection
Survey, automatic distinguishing, automaticity are high, and operating efficiency is ensured；In addition, horizontal detection means and longitudinal detection means are to regard
Frequency detection means, it is by carrying out video detection to corresponding site, during detection, it is only necessary to be installed to related device and connect that it, which is detected,
Plug-in unit pressing production line, it is good with connector pressing production line compatibility, be conducive to the raising of production efficiency.
Brief description of the drawings
Fig. 1 is the control principle drawing of system of the present invention；
Fig. 2 is the schematic diagram of method of the present invention..
Embodiment
Preferred embodiment
As shown in Fig. 2 wire harness connector video detecting method, it comprises the following steps：
S1, the respectively lateral parameter of examination criteria wire harness connector, connector be compressed on wire harness process pressure parameter and
Longitudinal parameter of the wire harness connector on wire harness length direction forms lateral parameter master sample data, pressure parameter standard respectively
Sample data and longitudinal parameter and standard sample data are simultaneously stored；
S2, detect that lateral parameter, the connector of the wire harness connector corresponding to the deviation of permission are compressed on wire harness mistake respectively
Longitudinal parameter of the pressure parameter and wire harness connector of journey on wire harness length direction forms corresponding tolerance and deposited respectively
Storage；
S3, detect wire harness connector lateral parameter and be compared with lateral parameter master sample data；Detection connects
Plug-in unit is compressed on the pressure parameter of wire harness process and is compared with pressure parameter master sample data；Detect wire harness connector
Longitudinal parameter on wire harness length direction and it is compared with longitudinal parameter and standard sample data；
S4, by the linear speed connector area in the deviation range corresponding to falling into of the wire harness connector in corresponding deviation range
Point.
Using the wire harness connector video detection system of the above method, as shown in figure 1, including：
Horizontal detection means, it is video detecting device, the lateral parameter in the cross section for detecting wire harness；
Pressure-detecting device, for detecting that connector is compressed on the pressure parameter of wire harness process；
Longitudinal detection means, it is video detecting device, for detecting that wire harness connector is vertical on wire harness length direction
To parameter；
Control device, it includes the control unit, memory cell and comparing unit communicated to connect successively, horizontal detection means
Signal output part, the signal output part of pressure-detecting device and longitudinal detection means signal output part it is logical with control unit
Letter connection, memory cell contains the master sample data of lateral parameter and its deviation of permission, the standard sample of pressure parameter
The master sample data and its deviation of permission of notebook data and its deviation of permission and longitudinal parameter, comparing unit be respectively used to by
The master sample data of lateral parameter and lateral parameter are compared, enter the master sample data of pressure parameter and pressure parameter
Row compares and the master sample data of longitudinal parameter and longitudinal parameter is compared；And,
Movement device, itself and control unit are communicated to connect, for by the wire harness connector in corresponding deviation range with
The linear speed connector fallen into corresponding deviation range is distinguished.
Intuitively reflect in order to which the parameter of the cross section of wire harness is made, lateral parameter includes the conductor cable in wire harness
Radical, that is, check the radical of the conductor cable in wire harness, now, and the corresponding master sample data of radical are unique value, and it allows
Deviation be zero, by contrast, if the not corresponding master sample data of radical are inconsistent, directly pass through movement device will
Inconsistent wire harness separation, so as to ensure the strict differentiation of certified products and defective work after the processing of connector pressing production line.
Lateral parameter also includes the circularity of the cross section of the conductor cable in wire harness, by detecting the transversal of each conductor cable
The circularity in face, can detect the cross section quality when quality of conductor cable port, i.e. conductor cable are cut off, conductor cable quilt
Deviation occurs for the circularity of the cross section that can be caused during cut-out due to the toughness or other reasonses of itself, due to conductance and conductor
Cross-sectional area, which is inversely proportional, to be understood, the conduction of conductor cable will certainly be influenceed when the roundness deviation of the cross section of conductor cable is excessive
Performance, therefore the circularity of the cross section of detection conductor cable and by parameter master sample data ratio corresponding with the parameter
It is right, if beyond the parameter allow deviation range, movement device start, by the wire harness connector with the parameter allow it is inclined
Wire harness connector in poor scope is distinguish between, so as to ensure the certified products and defective work after the processing of connector pressing production line
Strict differentiation.
Longitudinal parameter includes the first distance, and connector includes mechanical connection end and the electric connection connected by connecting portion
End, mechanically connects side pressure system on the insulated hull of wire harness, electricity connection end is compressed in the conductor cable of wire harness, and the first distance is
The end of insulated hull to mechanically connect end close to the end of electricity connection end distance., can by detecting the size of the first distance
To judge whether the end of insulated hull exposes mechanical connection end outside the end of electricity connection end, i.e. first can be detected
Apart from when, you can show that the end of insulated hull is exposed, you can judge to mechanically connect the packages length of end and insulated hull enough, machinery
Mechanical coupling strength between connection end and insulated hull is enough, it is to avoid carries out detection by pull test and damages wire harness connector,
Its device detected uses video detecting device, compatible good with the production line of wire harness connector, does not influence production, possesses height
Operating efficiency.First is zero apart from corresponding master sample data, and its deviation allowed is that, more than zero, the maximum that it allows is partially
Difference is defined, while needing satisfaction to patch again depending on the structure of connector and wire harness by the end of insulated hull without departing from connecting portion
Part does not influence subsequent use.
Longitudinal direction detection parameter also includes second distance, second distance for the conductor cable of wire harness end to electricity connection end
End distance.The Cleaning Principle is with the detection of the first distance, and the corresponding master sample data of second distance are zero, and it allows
Lower deviation be more than zero, its allow the upper deviation regarding the concrete structure of connector depending on, with do not influence connector subsequently make
On the basis of.It may determine that whether electricity connection end fully wraps up conductor cable by detecting second distance, such as fully wrap up,
Electricity connection end has larger contact area with conductor cable, is conducive to the end of stability, then conductor cable being electrically connected with
End can expose the end of electric wire connection end, and movement device is not worked, and wire harness connector is continued to run with production line, not wrap fully such as
Include, then the end of conductor cable is housed in the inside of electric wire connection end, movement device work, by wire harness connector and with production line
The wire harness connector of operation is transported to different places, so as to be distinguish between.
Detection parameter in longitudinal direction also includes the width that connector is compressed on wire harness, and the width is wide including the first width and second
Degree, the first width is mechanically connects the width after end is suppressed with insulated hull, and the second width is electricity connection end and conductor cable pressure
Width after system, is compared by the master sample data corresponding to the first width and its and can determine whether to mechanically connect end and insulation
Mechanical connection performance between skin, is compared with the master sample data corresponding to it by the second width and can determine whether electrically to connect
Connect end and the electric connection performance of conductor cable, it is to avoid tested by pull test, the further inspection for improving the present invention
The high degree of compatibility with connector production line is kept while the reliability of examining system.Master sample number corresponding to first width
It can be realized according to the deviation allowed with it by detecting the width at the mechanical connection end after the compacting of mechanical switching performance well, this
When mechanical connection performance can well be drawn by pull test；Master sample data and its permission corresponding to second width
Deviation can be drawn by the width of the electricity connection end after the compacting of conduction property well.Through comparing, the first width or second
Width exceeds movement device after the deviation allowed accordingly and worked, by wire harness connector and the wire harness connector run with production line
Different places are transported to, so as to be distinguish between.
In order to improve the sensitivity of the present invention, that is, improve the reliability of invention, horizontal detection means and longitudinal detection means
Select CCD (Charge-coupled Device) (Charge-coupled Device) vision inspection apparatus.
The structure of movement device with can will through compare beyond allow deviation wire harness connector with through compare fall into it is fair
Perhaps on the basis of the wire harness connector of deviation is distinguish between, a kind of structure of such as movement device is：It includes the folder for clamping wire harness
Son, clip includes the clamp arm that two middle parts are hinged, and one end of clamp arm clamping wire harness is bare terminal end, the opposite end of bare terminal end
For control end, control unit also communication link is connected to clamping power unit, clamps power unit by clamping transmission mechanism driving two
The clamping of individual bare terminal end or relative opening, are clamped or release wire harness connector so as to realizing, so that by beyond the deviation of permission
Wire harness connector and wire harness connector through comparing the deviation for falling into permission are distinguish between.
Claims (5)
1. wire harness connector video detection system, it is characterised in that including：
Horizontal detection means, it is video detecting device, the lateral parameter in the cross section for detecting wire harness；
Pressure-detecting device, for detecting that connector is compressed on the pressure parameter of wire harness process；
Longitudinal detection means, it is video detecting device, for detecting longitudinal direction ginseng of the wire harness connector on wire harness length direction
Number；
Control device, it includes the control unit, memory cell and comparing unit communicated to connect successively, the horizontal detection means
Signal output part, the signal output part of the pressure-detecting device and longitudinal detection means signal output part and institute
State control unit communication connection, the memory cell contain the lateral parameter master sample data and its permission it is inclined
Difference, the master sample data of the deviation of the master sample data of pressure parameter and its permission and longitudinal parameter and its permission it is inclined
Difference, the comparing unit is respectively used to the master sample data of lateral parameter and lateral parameter being compared, by pressure parameter
It is compared with the master sample data of pressure parameter and the master sample data of longitudinal parameter and longitudinal parameter is compared；
And,
Movement device, itself and described control unit are communicated to connect, for by the wire harness connector in corresponding deviation range with
The linear speed connector fallen into corresponding deviation range is distinguished；
Longitudinal parameter includes the first distance, and the connector includes the mechanical connection end connected by connecting portion and electrically connected
End is connect, the mechanical connection side pressure system is on the insulated hull of wire harness, and the electricity connection end is compressed in the conductor cable of wire harness,
It is described first distance for insulated hull end to end of the mechanical connection end close to the electricity connection end distance；
The longitudinal direction detection parameter also includes second distance, the second distance for the conductor cable of wire harness end to the electricity
The distance of the end of property connection end；
The movement device includes the clip of clamping wire harness, and the clip includes the clamp arm that two middle parts are hinged, the folder
One end of tight arm clamping wire harness is bare terminal end, and the opposite end of the bare terminal end is control end, and described control unit is also communicated to connect
There is clamping power unit, the clamping power unit drives the clamping or relative of two bare terminal ends by clamping transmission mechanism
Open.
2. wire harness connector video detection system according to claim 1, it is characterised in that the lateral parameter includes line
The radical of conductor cable in beam.
3. wire harness connector video detection system according to claim 2, it is characterised in that the lateral parameter also includes
The circularity of the cross section of conductor cable in wire harness.
4. the wire harness connector video detection system according to any one of claim 1-3, it is characterised in that the longitudinal direction
Detection parameter also includes connector and is compressed on width on wire harness, and the width includes the first width and the second width, and described the
One width is the width after the mechanical connection side pressure system, and second width is the width after the electricity connection end is suppressed.
5. wire harness connector video detection system according to claim 1, it is characterised in that the horizontal detection means and
Longitudinal detection means is CCD (Charge-coupled Device) vision inspection apparatus.
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| CN105234092B (en) * | 2015-10-21 | 2017-08-25 | 江苏博之旺自动化设备有限公司 | A kind of wire rod detection device |
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