CN117075001A - Innovative integrated test equipment and test scheme for whole-vehicle high-voltage wire harness - Google Patents
Innovative integrated test equipment and test scheme for whole-vehicle high-voltage wire harness Download PDFInfo
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- CN117075001A CN117075001A CN202311039337.9A CN202311039337A CN117075001A CN 117075001 A CN117075001 A CN 117075001A CN 202311039337 A CN202311039337 A CN 202311039337A CN 117075001 A CN117075001 A CN 117075001A
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- 238000012360 testing method Methods 0.000 title claims abstract description 346
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000011056 performance test Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012085 test solution Substances 0.000 claims 1
- 238000002372 labelling Methods 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- 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
-
- 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
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
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- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention discloses novel integrated test equipment and a test scheme for a whole vehicle high-voltage wire harness, comprising detection equipment and an operation desk structure frame, wherein the operation desk structure frame comprises an upper frame structure, a lower frame structure and an overhead layer, the detection equipment comprises a test module group and a functional equipment group, the upper frame structure comprises a test module quick-change template connected with the test module group, and the novel integrated test equipment further comprises a labeler, and the lower frame structure bears the functional equipment group; according to the invention, corresponding test parameter programming is carried out on the whole high-voltage wire harness with different parameters and different types, all test items of the whole high-voltage wire harness are integrated, integrated test is realized, the test items are automatically switched, manual intervention is not needed, no missing test condition occurs, the test efficiency is high, the locking of the whole high-voltage wire harness is realized, unqualified products are prevented from flowing out, traceable labeling design is carried out on the qualified whole high-voltage wire harness, the qualification condition is more visual, and the unqualified products are prevented from flowing out again.
Description
Technical Field
The invention relates to high-voltage wire harness testing equipment, in particular to innovative whole-vehicle high-voltage wire harness integrated testing equipment and a testing scheme.
Background
The ultra-high-speed development of new energy automobiles in China is witnessed, and the iterative upgrading speed of the corresponding new energy automobile industry is also accelerated. As one of the most important parts of the new energy automobile, the performance and quality of the whole high-voltage wire harness directly influence the endurance, safety and reliability of the new energy automobile, so the detection of the whole high-voltage wire harness is particularly important.
The existing whole-vehicle high-voltage wire harness testing equipment is based on single item detection in a distributed mode, namely the same equipment can only detect one performance or quality of the whole-vehicle high-voltage wire harness, the testing efficiency is low, the equipment cannot adapt to increasingly developed market requirements, moreover, the situation that missing detection or single item detection is unqualified but still flows out integrally easily exists in the distributed mode is easy to occur, and in addition, the existing qualified whole-vehicle high-voltage wire harness lacks detection traceability.
Disclosure of Invention
In order to solve the defects of the technology, the invention provides novel integrated test equipment and a test scheme for the whole vehicle high-voltage wire harness.
In order to solve the technical problems, the invention adopts the following technical scheme: the novel integrated test equipment for the whole vehicle high-voltage wire harness and the test scheme thereof comprise a plurality of detection equipment for forming integrated test on the whole vehicle high-voltage wire harness and an operation desk structure frame for installing and/or bearing the detection equipment, wherein the operation desk structure frame comprises an upper frame structure, a lower frame structure and an overhead layer positioned between the upper frame structure and the lower frame structure, and the detection equipment comprises a test module group in contact connection with the whole vehicle high-voltage wire harness and a functional equipment group for providing communication control for the test module group;
the upper frame structure is of a semi-enclosed structure with an upper part and an open single side, comprises a test module quick-change template for quickly detaching and connecting a test module group on a horizontal operation surface, and further comprises a labeler arranged at the upper part of the upper frame structure;
the lower frame structure is in a multi-door cabinet shape so as to bear the functional equipment group.
Further, the test module group comprises,
the first test module is connected with the whole vehicle high-voltage wire harness in a conducting way and used for testing plug-in connection;
the first connector locking module and the first testing module form a testing locking seat so as to lock the connector of the whole vehicle high-voltage wire harness during testing;
the low-voltage wire harness testing module is inserted with a low-voltage connector of the whole vehicle high-voltage wire harness to perform voltage resistance/insulation test;
the plug-in unit sealing test module is plugged with a non-connector plug-in unit of the whole vehicle high-voltage wire harness, namely an OT terminal for conducting/sealing test;
the drain pipe sealing test module is used for conducting water supply and drainage airtight test on the annular sealing piece of the drain pipe of the whole vehicle high-voltage wire harness;
the second test module is in conductive connection with the whole vehicle high-voltage wire harness and is used for testing plug-in connection;
the second connector locking module and the second testing module form a testing locking seat so as to lock the connector of the whole vehicle high-voltage wire harness during testing;
and the third test module is in conductive connection with the whole vehicle high-voltage wire harness and is used for testing opposite plug connection.
Further, the group of functional devices includes,
the PLC electric control system is used for programming the PLC electric control system according to the parameter requirements of the high-voltage wiring harness of the whole vehicle and is in communication connection with the electronic lock test system, the test circuit automatic switching system, the airtight tester, the micro-resistance tester, the conduction tester and the voltage-resistant tester through the equipment integrated communication wiring harness;
the host controls operation, debugging equipment, sets parameters, receives, analyzes and judges test results;
a DC power source for supplying power in such a manner that DC24V/12V is outputted outwards through the device-integrated communication harness;
the electronic lock testing system is in communication connection with the low-voltage wire harness testing module through the equipment integrated communication wire harness to test the working states of the locking rod expansion, the locking and the micro-switch signals of the whole vehicle high-voltage wire harness electronic lock;
the automatic switching system of the test circuit automatically switches test items through the integrated wiring harness of the test circuit according to the programming data of the PLC electric control system, and the automatic switching system is realized in a mode of switching to corresponding test item loop joints;
the air tightness tester is used for testing the air tightness of the whole vehicle high-voltage wire harness;
the micro-resistance tester is used for testing the loop resistivity of the whole vehicle high-voltage wire harness;
the conduction tester is used for testing the loop conduction of the whole vehicle high-voltage wire harness;
and the voltage resistance tester is used for testing the loop voltage resistance of the whole vehicle high-voltage wire harness.
Further, the airtight tester is respectively communicated with the first test module, the plug-in unit sealing test module, the drain pipe sealing test module, the second test module and the third test module through the test shunt air pipe so that the fifth test module can perform airtight test on the whole high-voltage wire harness.
Further, the micro-resistance tester is communicated with the first test module and the second test module through the test circuit integrated wire harness under the action of the test circuit automatic switching system, and the resistivity of the whole vehicle high-voltage wire harness loop is tested.
Further, the conduction tester is communicated with the first test module, the low-voltage wire harness test module, the second test module and the third test module through the test wire harness under the action of the test circuit automatic switching system, and the conduction, insulation, circuit dislocation, contact resistance and instantaneous break of the whole vehicle high-voltage wire harness loop are tested.
Further, the voltage withstand tester is communicated with the first test module, the low-voltage wiring harness test module, the second test module and the third test module through the test wiring harness under the action of the test circuit automatic switching system, and tests the voltage withstand of the whole vehicle high-voltage wiring harness loop.
Further, the upper frame structure comprises a plurality of upper support columns combined into a semi-enclosed structure, an upper glass partition plate surrounding the upper support columns, a test bench installation bottom plate for bearing a test module quick-change template and a test bench installation panel combined and fixed;
the overhead layer is surrounded by a circle of overhead layer coaming;
the lower frame structure comprises a plurality of lower support columns, lower frame coamings surrounding the lower support columns and cabinet doors installed at the opening, and the lower frame structure further comprises a supporting bottom plate for bearing the functional equipment group and casters installed on four corners of the bottom.
Further, the intelligent alarm system also comprises an alarm lamp which has an acousto-optic prompt function and is connected with the PLC electric control system;
the display screen, the operation keyboard and the labeler are respectively connected with the host;
one end is connected with the host computer, and the other end is connected with an MES communication line of the front-end MES system.
A detection scheme of an innovative integrated test device for a whole vehicle high-voltage wire harness comprises the following steps:
(1) Each test module in the test module group is installed in a test module quick-change template and locked, and then parameter setting is carried out on the functional equipment group and programming is carried out on a PLC electric control system through a host;
(2) Placing the whole high-voltage wire harness on an operation table and correspondingly connecting the whole high-voltage wire harness with each test module in the test module group, and then locking the connectors of the whole high-voltage wire harness by the first connector locking module and the second connector locking module;
(3) The host computer automatically switches corresponding test instruments in the functional equipment group through the automatic test circuit switching system according to the parameter steps, and simultaneously controls the PLC electric control system to start corresponding test modules of the test module group for testing according to parameter setting;
(4) And switching in turn to perform a circuit conduction test, a circuit withstand voltage test, a circuit insulation test, a circuit resistance test, an electronic lock function test and an airtight performance test.
The invention discloses novel integrated test equipment and a test scheme for a whole high-voltage wire harness, which are used for programming corresponding test parameters for the whole high-voltage wire harness with different parameters and different types, integrating all test items of the whole high-voltage wire harness, realizing integrated test, automatically switching the test items without manual intervention, avoiding missing test, realizing high test efficiency, preventing unqualified products from flowing out, implementing traceable labeling design for the qualified whole high-voltage wire harness, ensuring more visual qualification and preventing unqualified products from flowing out again.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the rear side structure of the present invention.
Fig. 3 is a schematic view of the cylinder and reversing valve arrangement of the present invention.
In the figure: 10. an upper frame structure; 11. an upper support column; 12. an upper glass separator; 13. a panel is arranged on the test bench; 14. the test module quickly replaces the template; 15. a test bench mounting base plate;
20. a layer of overhead; 21. overhead layer coaming;
30. a lower frame structure; 31. a lower support column; 32. a lower frame enclosure; 33. a cabinet door; 34. a support base plate; 35. casters;
40. a test module group; 41. a first test module; 42. a first connector locking module; 43. a low voltage harness test module; 44. the plug-in sealing test module; 45. a drain pipe sealing test module; 46. a second test module; 47. a second connector locking module; 48. a third test module;
50. a functional device group; 51. a PLC electric control system; 52. a host; 53. a DC power supply; 54. an electronic lock testing system; 55. the test circuit automatically switches the system; 56. an air tightness tester; 57. a micro resistance tester; 58. a conduction tester; 59. a withstand voltage tester;
60. a whole vehicle high-voltage wire harness; 61. an MES communication line; 62. testing the integrated wiring harness of the circuit; 63. testing a shunt air pipe; 64. an equipment integrated communication harness;
70. an early warning lamp; 71. a display screen; 72. operating a keyboard; 73. and (5) a labeling machine.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
The novel integrated test equipment and the inspection scheme for the whole vehicle high-voltage wire harness realize the integrated comprehensive detection of the whole vehicle high-voltage wire harness 60, namely, all items to be tested are finished on the same detection equipment at one time.
The novel integrated test equipment for the whole-vehicle high-voltage wire harness comprises a plurality of test equipment for forming comprehensive tests on the whole-vehicle high-voltage wire harness 60 and an operation desk structure frame for installing and/or carrying the test equipment, wherein the operation desk structure frame comprises an upper frame structure 10, a lower frame structure 30 and an overhead layer 20 arranged between the upper frame structure and the lower frame structure, the overhead layer 20 is surrounded by a circle of overhead layer coaming 21, and the test equipment comprises a test module group 40 in contact connection with the whole-vehicle high-voltage wire harness 60 and a functional equipment group 50 for providing communication control for the test module group 40.
In this embodiment, the upper frame structure 10 is a semi-enclosed structure with an upper portion and an open side, and includes a quick-change module 14 for quick-dismantling the test module group 40 on a horizontal operation surface, and a labeler 73 mounted on an upper portion of the upper frame structure 10.
Preferably, the upper frame structure 10 includes a plurality of upper support columns 11 combined into a semi-enclosed structure and an upper glass partition 12 surrounding the upper support columns 11, and the upper frame structure 10 further includes a test bed mounting base plate 15 carrying a test module quick-change template 14 and a test bed mounting panel 13 combined and fixed.
Further, the center of the test board mounting panel 13 is provided with an avoidance opening, so that the test module quick-change template 14 is exposed, the test module quick-change template 14 is in a checkerboard shape, and quick-release connection is realized in a form that the test modules of the test module group 40 are in threaded connection with the checkerboard of the test module quick-change template 14.
The lower frame structure 30 is in a multi-door cabinet shape to bear the functional equipment set 50, the lower frame structure 30 comprises a plurality of lower support columns 31, lower frame coamings 32 surrounding the lower support columns 31 and cabinet doors 33 installed at the open positions, and the lower frame structure 30 also comprises a supporting bottom plate 34 for bearing the functional equipment set 50 and casters 35 installed on four corners of the bottom.
The test module group 40 includes a first test module 41, which is connected with the whole vehicle high voltage harness 60 in a conductive manner for testing the plug-in connection; a first connector locking module 42 that constitutes a test locking seat with the first test module 41 so as to lock the connector of the whole vehicle high voltage harness 60 at the time of the test; a low voltage harness test module 43 that is inserted with a low voltage connector of the entire vehicle high voltage harness 60 to perform a withstand voltage/insulation test; the card sealing test module 44, which is plugged with a non-connector card of the whole vehicle high voltage harness 60, namely, the OT terminal for conducting/sealing test; a drain pipe seal test module 45 for performing a water supply and drain airtight test on an annular seal of a drain pipe of the whole vehicle high voltage harness 60; the second test module 46 is in conductive connection with the whole vehicle high-voltage wire harness 60 for testing plug-in connection; a second connector locking module 47 that forms a test locking seat with the second test module 46 to lock the connector of the whole vehicle high voltage harness 60 at the time of the test; the third test module 48 is in conductive connection with the whole vehicle high voltage harness 60 for testing of the plug-in connection.
It should be noted that, the probes in the first test module 41, the second test module 46, and the third test module 48 are respectively contacted with the terminals of the connector of the whole vehicle high voltage harness 60 for conducting connection, and the three are preloaded with the test air pipe interface; the test locking seat formed by the first test module 41 and the first connector locking module 42 cannot be taken out under the locking working state, and the test locking seat formed by the second test module 46 and the second connector locking module 47 cannot be taken out under the locking working state, so that when the condition of unqualified detection occurs in the whole high-voltage wire harness 60, the connector cannot be taken out, and unqualified products are prevented from flowing out.
The functional equipment set 50 comprises a PLC (programmable logic controller) electric control system 51, wherein the PLC electric control system 51 programs the PLC electric control system by a host 52 according to the parameter requirement of a whole vehicle high-voltage wire harness 60, and the PLC electric control system 51 is in communication connection with an electronic lock test system 54, a test circuit automatic switching system 55, an airtight tester 56, a micro-resistance tester 57, a conduction tester 58 and a voltage-resistant tester 59 through an equipment integrated communication wire harness 64; the host 52 controls operation, debugging equipment, sets parameters, receives, analyzes and judges test results; a DC power supply 53 serving as a power supply in such a manner that DC24V/12V is output to the outside through the device-integrated communication harness 64; the electronic lock testing system 54 is in communication connection with the low-voltage wire harness testing module 43 through the equipment integrated communication wire harness 64 to test the working states of the locking rod expansion, the locking and the micro-switch signals of the electronic lock of the whole vehicle high-voltage wire harness 60; the automatic test circuit switching system 55 automatically switches test items through the test circuit integrated wiring harness 62 according to programming data of the PLC electric control system 51, and is realized in a mode of switching to corresponding test item loop joints; an air tightness tester 56 for testing air tightness of the whole vehicle high-voltage harness 60; a micro resistance tester 57 for testing the loop resistivity of the whole vehicle high voltage harness 60; the conduction tester 58 tests the loop conduction of the whole vehicle high-voltage wire harness 60; the withstand voltage tester 59 tests the loop withstand voltage of the whole vehicle high-voltage harness 60.
Preferably, the communication connection of the PLC electronic control system 51 is test start control, parameter setting, and control of test signal feedback.
Further, the intelligent alarm system further comprises an alarm lamp 70 which has an audible and visual prompt function and is connected with the PLC electric control system 51, when the test is qualified, the alarm lamp 70 displays green and emits a sound which is qualified in detection, when the test is unqualified, the alarm lamp 70 displays red and emits an alarm sound, and if the test is stopped in the middle, the alarm lamp 70 displays yellow.
Preferably, the host 52 programs the PLC electronic control system 51 through the device integrated communication harness 64, and receives the test results fed back from the electronic lock test system 54, the automatic test circuit switching system 55, the airtight tester 56, the micro-resistance tester 57, the conduction tester 58 and the withstand voltage tester 59, analyzes and judges the test results, and if the test is qualified, the host 52 sends a qualified signal to the PLC electronic control system 51, so that the PLC electronic control system 51 controls each test module to open the connector of the whole vehicle high voltage harness 60.
Further, the system further comprises a display screen 71, an operation keyboard 72 and a labeler 73 which are respectively connected with the host 52, and an MES communication line 61 of which one end is connected with the host 5 and the other end is connected with the display screen 71 and the front-end MES system.
Further, the display screen 71 displays the test data of the host 52 for an operator to check, the operation keyboard 72 is used for sending out instruction operation control to the host 52, the labeler 73 is used for receiving a proper release signal of the host 52 to print labels according to the label template, and then the operator pastes the labels on the corresponding qualified high voltage wire harness 60 of the whole automobile, so that a traceability effect is achieved, and the data is connected to an MES system through the MES communication wire 61 for cloud storage record and analysis.
Preferably, the air tightness tester 56 is respectively communicated with the first test module 41, the plug-in sealing test module 44, the drain sealing test module 45, the second test module 46 and the third test module 48 through the test shunt air pipe 63 so as to enable the latter five to perform air tightness test on the whole vehicle high-voltage wire harness 60.
Preferably, the micro-resistance tester 57 is communicated with the first test module 41 and the second test module 46 through the test line integrated wire harness 62 under the action of the test circuit automatic switching system 55, so as to test the resistivity of the whole circuit of the vehicle high-voltage wire harness 60.
Preferably, the conduction tester 58 is connected to the first test module 41, the low-voltage wire harness test module 43, the second test module 46 and the third test module 48 through the test wire harness 62 under the action of the test circuit automatic switching system 55, and tests conduction, insulation, circuit dislocation, contact resistance and instantaneous break of the circuit of the whole vehicle high-voltage wire harness 60.
Preferably, the voltage endurance tester 59 is connected to the first test module 41, the low-voltage wire harness test module 43, the second test module 46 and the third test module 48 through the test circuit integrated wire harness 62 under the action of the test circuit automatic switching system 55 to test the voltage endurance of the whole circuit of the high-voltage wire harness 60.
The inspection scheme of the novel integrated test equipment for the whole vehicle high-voltage wire harness comprises the following steps:
(1) Each test module in the test module group 40 is installed in the test module quick-change template 14 and locked, and then parameter setting is carried out on the functional equipment group 50 and programming is carried out on the PLC electric control system 51 through the host 52;
(2) The whole high-voltage wire harness 60 is placed on an operation table and correspondingly connected with each test module in the test module group 40, and then the first connector locking module 42 and the second connector locking module 47 lock the connectors of the whole high-voltage wire harness 60;
(3) The host 52 automatically switches corresponding test instruments in the functional equipment set 50 through the test circuit automatic switching system 55 according to the parameter steps, and simultaneously controls the PLC electric control system 51 to start corresponding test modules of the test module set 40 for testing according to parameter settings;
(4) And switching in turn to perform a circuit conduction test, a circuit withstand voltage test, a circuit insulation test, a circuit resistance test, an electronic lock function test and an airtight performance test.
Therefore, the novel integrated test equipment and the test scheme for the whole high-voltage wire harness disclosed by the invention are used for programming corresponding test parameters for the whole high-voltage wire harness with different parameters and different models, integrating all test items of the whole high-voltage wire harness, realizing integrated test, automatically switching the test items without manual intervention, avoiding missing test conditions, realizing high test efficiency, preventing unqualified products from flowing out, implementing traceable labeling design for the qualified whole high-voltage wire harness, ensuring more visual qualification conditions and preventing unqualified products from flowing out again.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, but is also intended to be limited to the following claims.
Claims (10)
1. The utility model provides an integrated test equipment of whole car high voltage pencil of innovation, includes that a plurality of forms the check out test set and the operation panel structure frame of installation and/or bearing check out test set of integrated test to whole car high voltage pencil (60), its characterized in that: the operation table structure frame comprises an upper frame structure (10), a lower frame structure (30) and an overhead layer (20) arranged between the upper frame structure and the lower frame structure, and the detection equipment comprises a test module group (40) in contact connection with a whole vehicle high-voltage wire harness (60) and a functional equipment group (50) for providing communication control for the test module group (40);
the upper frame structure (10) is of a semi-enclosed structure with an upper part and an open single side, comprises a test module quick-change template (14) which is connected with a test module group (40) on a horizontal operation surface in a quick-disassembly mode, and further comprises a labeler (73) arranged at the upper part of the upper frame structure (10);
the lower frame structure (30) is in the shape of a multi-door cabinet for carrying the functional equipment set (50).
2. The innovative whole vehicle high voltage harness integrated test device of claim 1, wherein: the set of test modules (40) comprises,
the first test module (41) is in conductive connection with the whole vehicle high-voltage wire harness (60) and is used for testing plug-in connection;
a first connector locking module (42) which forms a test locking seat with the first test module (41) so as to lock the connector of the whole high-voltage wire harness (60) during testing;
a low-voltage harness test module (43) which is inserted with a low-voltage connector of the whole vehicle high-voltage harness (60) to perform voltage-withstanding/insulation test;
the plug-in sealing test module (44) is plugged with a non-connector plug-in, namely an OT terminal of the whole vehicle high-voltage wire harness (60) to conduct/seal test;
a drain pipe seal test module (45) for performing a water supply and drainage airtight test on an annular seal of a drain pipe of the whole vehicle high-voltage wire harness (60);
the second test module (46) is in conductive connection with the whole vehicle high-voltage wire harness (60) and is used for testing plug-in connection;
a second connector locking module (47) which forms a test locking seat with the second test module (46) so as to lock the connector of the whole high-voltage wire harness (60) during testing;
and the third testing module (48) is in conductive connection with the whole vehicle high-voltage wire harness (60) for testing plug-in connection.
3. The innovative whole vehicle high voltage harness integrated test equipment of claim 2, wherein: the set of functional devices (50) comprises,
the PLC electric control system (51) is used for programming the PLC electric control system per se according to the parameter requirement of a whole vehicle high-voltage wire harness (60), and the PLC electric control system (51) is in communication connection with the electronic lock test system (54), the test circuit automatic switching system (55), the airtight tester (56), the micro-resistance tester (57), the conduction tester (58) and the voltage-resistant tester (59) through the equipment integrated communication wire harness (64);
a host (52) for controlling operation, debugging equipment, setting parameters, receiving, analyzing and judging test results;
a DC power supply (53) that serves as a power supply in such a manner that DC24V/12V is output to the outside through a device-integrated communication harness (64);
the electronic lock testing system (54) is in communication connection with the low-voltage wire harness testing module (43) through the equipment integrated communication wire harness (64) so as to test the working states of the locking rod expansion, locking and micro-switch signals of the electronic lock of the whole vehicle high-voltage wire harness (60);
the automatic switching system (55) of the test circuit automatically switches test items through the test circuit integrated wiring harness (62) according to the programming data of the PLC electric control system (51) in a mode of switching to corresponding test item loop joints;
an air tightness tester (56) for testing the air tightness of the whole vehicle high-voltage wire harness (60);
a micro-resistance tester (57) for testing the loop resistivity of the whole vehicle high-voltage wire harness (60);
a conduction tester (58) for testing the circuit conduction of the whole vehicle high-voltage wire harness (60);
and a withstand voltage tester (59) for testing the loop withstand voltage of the whole vehicle high-voltage wire harness (60).
4. The innovative whole vehicle high voltage harness integrated test equipment of claim 3, wherein: the air tightness tester (56) is respectively communicated with the first test module (41), the plug-in unit sealing test module (44), the drain pipe sealing test module (45), the second test module (46) and the third test module (48) through a test shunt air pipe (63) so as to enable the first test module, the plug-in unit sealing test module and the third test module to perform air tightness test on the whole vehicle high-voltage wire harness (60).
5. The innovative whole vehicle high voltage harness integrated test equipment of claim 3, wherein: the micro-resistance tester (57) is communicated with the first test module (41) and the second test module (46) through the test circuit integrated wiring harness (62) under the action of the test circuit automatic switching system (55), and the resistivity of the whole vehicle high-voltage wiring harness (60) loop is tested.
6. The innovative whole vehicle high voltage harness integrated test equipment of claim 3, wherein: the conduction tester (58) is communicated with the first test module (41), the low-voltage wire harness test module (43), the second test module (46) and the third test module (48) through the test circuit integrated wire harness (62) under the action of the test circuit automatic switching system (55), and is used for testing conduction, insulation, circuit dislocation, contact resistance and instantaneous interruption of a circuit of the whole vehicle high-voltage wire harness (60).
7. The innovative whole vehicle high voltage harness integrated test equipment of claim 3, wherein: the voltage withstand tester (59) is communicated with the first test module (41), the low-voltage wire harness test module (43), the second test module (46) and the third test module (48) through the test circuit integrated wire harness (62) under the action of the test circuit automatic switching system (55), and tests the voltage withstand of the whole vehicle high-voltage wire harness (60) loop.
8. The innovative whole vehicle high voltage harness integrated test device of claim 1, wherein: the upper frame structure (10) comprises a plurality of upper support columns (11) combined into a semi-enclosed structure and an upper glass partition plate (12) surrounding the upper support columns (11), and the upper frame structure (10) also comprises a test bed mounting bottom plate (15) for bearing a test module quick-change template (14) and a test bed mounting panel (13) which is combined and fixed;
the overhead layer (20) is surrounded by a circle of overhead layer coaming (21);
the lower frame structure (30) comprises a plurality of lower support columns (31), lower frame coamings (32) surrounding the lower support columns (31) and cabinet doors (33) installed at the opening, and the lower frame structure (30) further comprises a support bottom plate (34) for bearing the functional equipment group (50) and casters (35) installed at four corners of the bottom.
9. The innovative whole vehicle high voltage harness integrated test equipment of claim 3, wherein:
the intelligent alarm system also comprises an alarm lamp (70) which has an acousto-optic prompt function and is connected with the PLC electric control system (51);
a display screen (71), an operation keyboard (72) and a labeler (73) which are respectively connected with the host machine (52);
one end of the MES communication line (61) is connected with the host (52) and the other end of the MES communication line is connected with the display screen (71) and the front-end MES system.
10. A test solution for an innovative whole vehicle high voltage harness integrated test device according to any one of claims 1-9, comprising the steps of:
(1) Each test module in the test module group (40) is installed in the test module quick-change template (14) and locked, and then the parameter setting is carried out on the functional equipment group (50) and the programming is carried out on the PLC electric control system (51) through the host (52);
(2) The whole high-voltage wire harness (60) is placed on an operation table and correspondingly connected with each test module in the test module group (40), and then the connectors of the whole high-voltage wire harness (60) are locked by the first connector locking module (42) and the second connector locking module (47);
(3) The host (52) automatically switches corresponding test instruments in the functional equipment group (50) through the test circuit automatic switching system (55) according to the parameter steps, and simultaneously controls the PLC electric control system (51) to start corresponding test modules of the test module group (40) for testing according to parameter settings;
(4) And switching in turn to perform a circuit conduction test, a circuit withstand voltage test, a circuit insulation test, a circuit resistance test, an electronic lock function test and an airtight performance test.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311039337.9A CN117075001A (en) | 2023-08-17 | 2023-08-17 | Innovative integrated test equipment and test scheme for whole-vehicle high-voltage wire harness |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311039337.9A CN117075001A (en) | 2023-08-17 | 2023-08-17 | Innovative integrated test equipment and test scheme for whole-vehicle high-voltage wire harness |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849664A (en) * | 2024-03-07 | 2024-04-09 | 深圳市蓝晟电子有限公司 | Wire harness testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117849664A (en) * | 2024-03-07 | 2024-04-09 | 深圳市蓝晟电子有限公司 | Wire harness testing device |
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