CN211904633U - Mechanical performance detection device for contact element of electric connector - Google Patents
Mechanical performance detection device for contact element of electric connector Download PDFInfo
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- CN211904633U CN211904633U CN202020853853.0U CN202020853853U CN211904633U CN 211904633 U CN211904633 U CN 211904633U CN 202020853853 U CN202020853853 U CN 202020853853U CN 211904633 U CN211904633 U CN 211904633U
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Abstract
The utility model discloses an electric connector contact mechanical properties detection device, it includes: the device comprises a visual positioning assembly, a multi-axis mobile platform, a force value testing assembly, an electric connector clamping assembly and an operation control assembly, wherein the multi-axis mobile platform and the electric connector clamping assembly are arranged oppositely; the operation control assembly is respectively connected with the visual positioning assembly, the multi-axis mobile platform and the force value testing assembly in a control mode. The device for detecting the mechanical property of the contact element of the electric connector can realize the high-efficiency and high-precision detection of the mechanical property of the contact element of the electric connector on an airplane, and avoid the defects of fatigue and error caused by the positioning by naked eyes of an operator; meanwhile, the problem of low efficiency of manual testing in the prior art is solved.
Description
Technical Field
The utility model relates to a circuit overhauls the technique, concretely relates to aircraft maintenance in-process electric connector contact mechanical properties's detection technique.
Background
Currently, in the process of repairing and maintaining aircraft cables, the mechanical performance problems of contact retraction, poor contact and the like in the use process of an electric connector exist.
Because necessary detection means and equipment are lacked in the existing airplane repair industry, an effective means can not be formed in the overhaul stage of the airplane, whether the contact piece of the electromechanical connector fails or not is quantitatively judged, and the appearance of the connector can be recognized only by naked eyes during the overhaul of the airplane.
At the same time, an empirical determination is made as to whether the connector is malfunctioning, and the contacts on the connector are manually inspected one by one using a dedicated hand-held tool. The method has the problems of low efficiency, no effective means for eliminating missing detection or misjudgment of human factors and the like.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of low efficiency and missing detection or erroneous judgment existing in the manual mode-based mechanical performance detection of the electric connector contact piece on the airplane in the prior art, an efficient and high-precision mechanical performance detection scheme of the electric connector contact piece on the airplane is needed.
Therefore, an object of the utility model is to provide an electric connector contact mechanical properties detection device can realize the high-efficient detection of electric connector contact mechanical properties on the aircraft, avoids artifical problem that detects the existence.
In order to achieve the above object, the utility model provides an electric connector contact mechanical properties detection device, include: the device comprises a visual positioning assembly, a multi-axis mobile platform, a force value testing assembly, an electric connector clamping assembly and an operation control assembly, wherein the multi-axis mobile platform and the electric connector clamping assembly are arranged oppositely; the operation control assembly is respectively connected with the visual positioning assembly, the multi-axis mobile platform and the force value testing assembly in a control mode.
Further, the multi-axis mobile platform is a multi-axis mobile manipulator.
Furthermore, the multi-axis moving platform is formed by matching an X-axis moving platform, a Y-axis moving platform and a Z-axis moving platform; the Y-axis motion platform is arranged on the X-axis motion platform and can integrally move on the X-axis motion platform along the X-axis direction; the Z-axis motion platform is arranged on the Y-axis motion platform and can integrally move on the Y-axis motion platform along the Y-axis direction.
Furthermore, the X-axis motion platform comprises an X-axis motion sliding table, an X-axis sliding block and an X-axis driving assembly, wherein the X-axis sliding block is movably arranged on the X-axis motion sliding table, and the X-axis driving assembly is arranged in the X-axis motion sliding table and is in driving connection with the X-axis sliding block.
Furthermore, the Y-axis motion platform comprises a Y-axis motion sliding table, a Y-axis sliding block and a Y-axis driving assembly, wherein the Y-axis sliding block is movably arranged on the Y-axis motion sliding table, and the Y-axis driving assembly is arranged in the Y-axis motion sliding table and is in driving connection with the Y-axis sliding block.
Furthermore, the Z-axis motion platform comprises a Z-axis motion sliding table, a Z-axis sliding block and a Z-axis driving assembly, wherein the Z-axis sliding block is movably arranged on the Z-axis motion sliding table, and the Z-axis driving assembly is arranged in the Z-axis motion sliding table and is in driving connection with the Z-axis sliding block.
Further, the visual positioning component mainly comprises a camera and a lens which are arranged in a matched mode.
Furthermore, the force value testing assembly mainly comprises a testing probe, a probe clamp and a force sensor, wherein the testing probe is arranged through the probe clamp and is connected with the force sensor.
Further, the electric connector clamping assembly comprises a connector clamp and a fixing support, and the connector clamp is arranged on the fixing support.
Further, the operation control assembly comprises a driver, a controller and a control host, the control host controls the connection force value testing assembly, the visual positioning assembly and the controller, the controller controls the connection driver, and the driver controls and connects the multi-axis mobile platform.
The device for detecting the mechanical property of the contact element of the electric connector can realize the high-efficiency and high-precision detection of the mechanical property of the contact element of the electric connector on an airplane, and avoid the defects of fatigue and error caused by the positioning by naked eyes of an operator; meanwhile, the problem of low efficiency of manual testing in the prior art is solved.
Furthermore, the utility model provides an electric connector contact mechanical properties detection device, its overall structure is compact, and is small, light in weight.
Drawings
The invention is further described with reference to the following drawings and detailed description.
FIG. 1 is a schematic view of a main body of a mechanical performance testing apparatus for contacts of an electrical connector according to the present embodiment;
FIG. 2 is a rear view of an exemplary electrical connector contact mechanical property testing apparatus of the present example;
FIG. 3 is a front view of an exemplary device for detecting mechanical properties of contacts of an electrical connector according to the present embodiment;
fig. 4 is a side view of the device for detecting the mechanical properties of the contacts of the electrical connector in this example.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
In order to solve the mechanical performance problems of contact piece needle retraction, poor contact and the like in the use of the airplane electric connector, the scheme analyzes the mechanical performance (installation fixity, namely, retention force, insertion force and separation force) indexes of various airplane electric connector contact pieces, and innovatively designs an electric connector contact piece mechanical performance detection device from the generation principle of the indexes.
According to the scheme, the mechanical performance indexes of the contact element of the electric connector can be analyzed, and the mechanical performance indexes of the contact element can be really measured by the provided mechanical performance detection device of the contact element of the electric connector through arranging the test probe matched with the contact element of the electric connector to be tested and the positioning and moving device. When the method is applied specifically, the method can be matched with a corresponding control means to realize one-time automatic detection of all contact elements of a single connector on an airplane, and the defects of low efficiency, fatigue, missed detection, false detection and the like of each contact element through manual detection in the past are overcome.
Referring to fig. 1, there is shown a composition example of the mechanical property detection device for the contact of the electrical connector given in the present example.
As can be seen, the device for detecting mechanical properties of electrical connector contact mainly comprises a vision positioning assembly 100, a multi-axis moving platform 200, a force value testing assembly 300, an electrical connector clamping assembly 400, and an operation control assembly 500.
The electrical connector clamping assembly 400 is used for clamping an electrical connector to be tested.
The force value testing assembly 300 is disposed at a free-motion end of the multi-axis mobile platform 200 and can move relative to the electrical connector clamping assembly 400 under the driving of the multi-axis mobile platform 200.
The visual positioning assembly 100 is disposed on the multi-axis mobile platform 200 for obtaining a relative positional relationship of the force value testing assembly 300 with respect to the electrical connector to be tested clamped on the electrical connector clamping assembly 400.
The operation control assembly 500 is connected with the vision positioning assembly 100, the multi-axis mobile platform 200 and the force value testing assembly 300 through corresponding connecting cables in a control mode, and the operation control assembly cooperates with the assemblies to complete one-time automatic detection of all contacts of a single connector on an airplane.
The following example specifically illustrates the implementation process of the present solution.
Referring to fig. 3, by way of example, the electrical connector holding assembly 400 in this example is mainly composed of a connector holder 410, a connector fixing bracket 420, and a handle 430, which are fitted to each other.
The connector fixing bracket 420 is fixedly disposed or fixedly disposed on the corresponding fixing base 600 for supporting the connector holder 410. The specific configuration thereof may be determined according to actual requirements, and is not limited herein.
The connector holder 410 is provided on the connector fixing bracket 420 for holding an electrical connector to be tested. The specific configuration thereof may be determined according to actual requirements, and is not limited herein.
The handle 430 is disposed on the connector fixing bracket 420 and drivingly connected to the connector jig 410 to drivingly control the clamping state of the connector jig 410. The specific configuration thereof may be determined according to actual requirements, and is not limited herein.
In addition, as an alternative, the grip state of the connector holder 410 may not be driven and controlled by the handle 430 in the present electrical connector holding assembly 400, and the holding state of the connector holder 410 may be electrically controlled by driving and controlling the connector holder 410 by a corresponding electric driving assembly. The electric drive assembly may be controlled by an operational control assembly 500. The electric driving assembly may be formed of a corresponding servo motor and a ball screw, by way of example, but is not limited thereto.
The multi-axis mobile platform 200 in the present device can be implemented by using a multi-axis mobile robot, so as to drive the visual positioning assembly 100 and the force value testing assembly 300 thereon to perform multi-axis movement.
The configuration of the multi-axis mobile robot arm may be determined according to actual requirements, and is not limited herein.
Alternatively, the multi-axis mobile platform 200 in this example may be formed by combining an X-axis motion platform 210, a Y-axis motion platform 220 and a Z-axis motion platform 230.
The X-axis motion stage 210 serves as a base of the entire multi-axis motion stage, and can drive the components mounted thereon to move along the X-axis direction.
Referring to fig. 2, by way of example, the X-axis moving platform 210 in this example is mainly formed by matching an X-axis moving sliding table 211, an X-axis sliding block 212, and an X-axis driving assembly 213.
Wherein, the X-axis moving sliding table 211 is used as a bearing part for arranging other parts. By way of example, corresponding slide guide members (e.g., guide rails, guide grooves, etc.) are provided thereon for cooperation with the X-axis slider 212 so that the X-axis slider 212 is movable in the X-axis direction relative to the X-axis movement slide table 211. The specific configuration of the X-axis moving stage 211 may be determined according to actual requirements, and is not limited herein.
The X-axis slider 212 serves as a moving member for positioning and moving the corresponding member in the X-axis direction. The X-axis slider 212 is movably disposed on the X-axis moving sliding table 211, for example, by corresponding sliding guide members (e.g., guide rails, guide grooves, etc.) disposed on the X-axis moving sliding table 211; meanwhile, the X-axis slider 212 is provided with a corresponding bearing surface for mounting other components. The specific configuration of the X-axis slider 212 may be determined according to actual requirements, and is not limited herein.
And the X-axis driving assembly 213 drives a component for driving the X-axis slide block 212 to move on the X-axis moving slide table 211. The X-axis drive assembly 213 is preferably disposed in the X-axis moving stage 211 and drives the X-axis slider 212 attached to the X-axis moving stage 211. By way of example, the X-axis driving assembly 213 is formed by matching a corresponding X-axis servomotor and a transmission assembly, and the X-axis servomotor is connected with the X-axis slider 212 through the transmission assembly. The transmission assembly may be a timing belt or a ball screw, but is not limited thereto, and other transmission components may be used as needed.
The Y-axis motion platform 220 in this example is integrally disposed on the X-axis slide block 212 of the X-axis motion platform 210, and can be driven by the X-axis slide block 212 to integrally move along the X-axis direction; meanwhile, the Y-axis motion stage 220 may drive the components mounted thereon to move along the Y-axis direction.
Referring to fig. 2, by way of example, the Y-axis moving platform 220 in this example is mainly formed by matching a Y-axis moving sliding table 221, a Y-axis sliding block 222, and a Y-axis driving assembly 223.
The Y-axis moving slide table 221 serves as a bearing member for mounting other components. By way of example, a corresponding slide guide member (e.g., a guide rail, a guide groove, etc.) is provided thereon for cooperating with the Y-axis slider 222 so that the Y-axis slider 222 is movable in the Y-axis direction with respect to the Y-axis movement slide table 221. The specific structure of the Y-axis moving slide table 221 may be determined according to actual requirements, and is not limited herein.
The Y-axis slider 222 serves as a moving member for positioning and moving the corresponding member in the Y-axis direction. The Y-axis slider 222 is movably disposed on the Y-axis moving slide table 221, for example, by being disposed on the Y-axis moving slide table 221 via a corresponding sliding guide member (e.g., a guide rail, a guide groove, etc.); meanwhile, the Y-axis slider 222 is provided with a corresponding bearing surface for mounting other components. The specific structure of the Y-axis slider 222 may be determined according to actual requirements, and is not limited herein.
And a Y-axis driving assembly 223 driving part for driving the Y-axis slider 222 to move on the Y-axis moving slide table 221. The Y-axis driving assembly 223 is preferably disposed on the Y-axis moving slide table 221 and drives the Y-axis slider 222 connected to the Y-axis moving slide table 221. By way of example, the Y-axis driving assembly 223 is formed by matching a corresponding Y-axis servomotor and a transmission assembly, and the Y-axis servomotor is connected with the Y-axis slider 222 through the transmission assembly in a driving manner. The transmission assembly may be a timing belt or a ball screw, but is not limited thereto, and other transmission components may be used as needed.
The Z-axis motion platform 230 in this example is integrally disposed on the Y-axis slider 222 of the Y-axis motion platform 220, and can be driven by the Y-axis slider 222 to integrally move along the Y-axis direction; meanwhile, the Z-axis motion stage 230 may drive the component mounted thereon to move along the Z-axis direction.
Referring to fig. 2 and 4, by way of example, the Z-axis moving platform 230 in this example is mainly formed by matching a Z-axis moving sliding table 231, a Z-axis sliding block 232, and a Y-axis driving assembly 233.
Wherein, the Z-axis moving sliding table 231 is used as a bearing component for arranging other components. By way of example, a corresponding slide guide member (e.g., a guide rail, a guide groove, etc.) is provided thereon for cooperating with the Z-axis slider 232, so that the Z-axis slider 232 is movable in the Z-axis direction relative to the Z-axis movement slide table 231. The specific configuration of the Z-axis moving sliding table 231 may be determined according to actual requirements, and is not limited herein.
The Z-axis slider 232 serves as a moving member for positioning and moving the corresponding member in the Z-axis direction. The Z-axis slider 232 is movably disposed on the Z-axis moving sliding table 231, for example, disposed on the Z-axis moving sliding table 231 through a corresponding sliding guide member (e.g., a guide rail, a guide groove, etc.); meanwhile, the Z-axis slider 232 is provided with a corresponding bearing surface for mounting other components. The specific structure of the Z-axis slider 232 may be determined according to practical requirements, and is not limited herein.
The Z-axis driving unit 233 drives a member for driving the Z-axis slider 232 to move on the Z-axis movement sliding table 231. The Z-axis driving unit 233 is preferably disposed on the Z-axis moving slide table 231 and drives the Z-axis slider 232 coupled to the Z-axis moving slide table 231. By way of example, the Z-axis driving assembly 233 is formed by matching a corresponding Z-axis servomotor and a transmission assembly, and the Z-axis servomotor is connected with the Z-axis slider 232 through the transmission assembly in a driving manner. The transmission assembly may be a timing belt or a ball screw, but is not limited thereto, and other transmission components may be used as needed.
On this basis, the visual positioning assembly 100 in this example is mainly formed by the camera 110, the lens 120, the light source 130 and the camera fixing bracket 140.
The camera 110 and the lens 120 may be an industrial camera and a lens, and the industrial camera may be a gigabit ethernet 1000 ten thousand pixel CCD industrial camera.
In cooperation with the lens 120, the lens 120 is connected with the nut interface of the industrial camera 110 by a screw, and the lens and the industrial camera are fixedly arranged on the camera fixing bracket 140 and fixed on the base of the force value testing component 300 or arranged on the Z-axis sliding block 232 of the Z-axis moving platform 230 through the camera fixing bracket 140. The light source 130 is correspondingly disposed on the lens 120.
The force testing assembly 300 in this example is used to test the mechanical properties of the connector contact under test. By way of example, the force value testing assembly 300 in this example is mainly composed of a force value sensor 310, a testing probe 320, a probe clamp 330, and a connection plate 340.
The test probe 320 is connected to the force sensor 310 through the probe holder 330, and the force sensor 310 is disposed on the connection plate 340, and the connection plate 340 is fixed as a base on the Z-axis slider 232 of the Z-axis moving platform 230.
For example, the probe holder 330 in this example is provided with a connection screw and a self-locking nut, and the insertion/extraction force retention test is performed by fastening the test probe 320 to the force sensor 310 via the connection screw and the self-locking nut.
The operation control assembly 500 in this example is provided in an independent cabinet, and is connected to the vision positioning assembly 100, the multi-axis mobile platform 200, the force value testing assembly 300 and the electrical connector clamp through cables via corresponding control cables 510.
The operation control unit 500 may be composed of a servo driver, a PLC controller, an industrial main controller, and a power supply unit, for example.
The power supply assembly is externally connected with an external power frequency 220V power supply, and is connected with the servo driver, the PLC and the industrial control main controller power supply through the switching power supply conversion power supply to provide a working power supply for the servo driver, the PLC and the industrial control main controller power supply.
The servo driver is connected with X, Y, Z triaxial servo motors in the multi-axis mobile platform 200 through cables; the output structure of the PLC controller is connected with the servo driver, and the input structure of the PLC controller is connected with the industrial control main controller; the industrial control master controller is also connected with a force value sensor 310 in the force value testing assembly 300 through a signal cable.
When the device for detecting the mechanical property of the contact of the electric connector is applied specifically, the mechanical property index of a single contact can be tested according to a displacement instruction given by an operation console (namely, the operation control assembly 500), and the steps are repeated until all the contacts of the tested electric connector are tested.
For example, referring to fig. 4, the apparatus operates by holding an electrical connector 700 to be tested on the electrical connector holding assembly 400; the operation control assembly 500 controls the X-axis motion platform 210 and the Y-axis motion platform 220 in the multi-axis motion platform 200 to cooperate with each other, and moves the Z-axis motion platform 230 and the force value testing assembly 300 thereon to a designated position (the designated position corresponds to the electrical connector on the electrical connector clamping assembly 400) according to a coordinate command given by the operation control assembly 500.
Then, the operation control assembly 500 controls the Z-axis motion platform 230 to move the power value testing assembly 300 along the Z-axis direction to complete the testing of the mechanical performance index of the single contact. The above steps are repeated until all the contacts of the tested electric connector are completely tested.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Electric connector contact mechanical properties detection device, its characterized in that includes: the device comprises a visual positioning assembly, a multi-axis mobile platform, a force value testing assembly, an electric connector clamping assembly and an operation control assembly, wherein the multi-axis mobile platform and the electric connector clamping assembly are arranged oppositely; the operation control assembly is respectively connected with the visual positioning assembly, the multi-axis mobile platform and the force value testing assembly in a control mode.
2. The electrical connector contact mechanical property detection device of claim 1, wherein the multi-axis motion platform is a multi-axis motion robot arm.
3. The device for detecting the mechanical property of the contact element of the electric connector as claimed in claim 1, wherein the multi-axis moving platform is formed by matching an X-axis moving platform, a Y-axis moving platform and a Z-axis moving platform; the Y-axis motion platform is arranged on the X-axis motion platform and can integrally move on the X-axis motion platform along the X-axis direction; the Z-axis motion platform is arranged on the Y-axis motion platform and can integrally move on the Y-axis motion platform along the Y-axis direction.
4. The device for detecting the mechanical property of the contact element of the electric connector as claimed in claim 3, wherein the X-axis motion platform comprises an X-axis motion sliding table, an X-axis sliding block and an X-axis driving assembly, the X-axis sliding block is movably arranged on the X-axis motion sliding table, and the X-axis driving assembly is arranged in the X-axis motion sliding table and is in driving connection with the X-axis sliding block.
5. The device for detecting the mechanical property of the contact element of the electric connector as claimed in claim 3, wherein the Y-axis motion platform comprises a Y-axis motion sliding table, a Y-axis sliding block and a Y-axis driving assembly, the Y-axis sliding block is movably arranged on the Y-axis motion sliding table, and the Y-axis driving assembly is arranged in the Y-axis motion sliding table and is in driving connection with the Y-axis sliding block.
6. The device for detecting the mechanical property of the contact of the electric connector as claimed in claim 3, wherein the Z-axis motion platform comprises a Z-axis motion sliding table, a Z-axis sliding block and a Z-axis driving assembly, the Z-axis sliding block is movably arranged on the Z-axis motion sliding table, and the Z-axis driving assembly is arranged in the Z-axis motion sliding table and is in driving connection with the Z-axis sliding block.
7. The electrical connector contact mechanical property testing device of claim 1, wherein said visual alignment assembly comprises a camera and a lens cooperatively disposed with each other.
8. The electrical connector contact mechanical property detection device of claim 1, wherein the force value testing assembly mainly comprises a testing probe, a probe clamp and a force sensor, wherein the testing probe is disposed through the probe clamp and connected with the force sensor.
9. The electrical connector contact mechanical property testing apparatus of claim 1, wherein the electrical connector clamping assembly comprises a connector clamp and a fixed bracket, the connector clamp being disposed on the fixed bracket.
10. The electrical connector contact mechanical property detection device of claim 1, wherein the operation control assembly comprises a driver, a controller and a control host, the control host controls the connection force value testing assembly, the visual positioning assembly and the controller, the controller controls the connection driver, and the driver controls the connection with the multi-axis moving platform.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020853853.0U CN211904633U (en) | 2020-05-20 | 2020-05-20 | Mechanical performance detection device for contact element of electric connector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020853853.0U CN211904633U (en) | 2020-05-20 | 2020-05-20 | Mechanical performance detection device for contact element of electric connector |
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| CN202020853853.0U Active CN211904633U (en) | 2020-05-20 | 2020-05-20 | Mechanical performance detection device for contact element of electric connector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112924068A (en) * | 2021-01-27 | 2021-06-08 | 上海航翼高新技术发展研究院有限公司 | Device and method for detecting insertion and extraction force retention of electric connector |
| CN114536310A (en) * | 2022-04-12 | 2022-05-27 | 安徽工业大学 | Anti-pressure detection device and method for bionic artificial muscle |
| CN115951147A (en) * | 2022-12-29 | 2023-04-11 | 中国人民解放军海军航空大学 | Axial micro-motion detection device of pinhole electric connector |
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2020
- 2020-05-20 CN CN202020853853.0U patent/CN211904633U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112924068A (en) * | 2021-01-27 | 2021-06-08 | 上海航翼高新技术发展研究院有限公司 | Device and method for detecting insertion and extraction force retention of electric connector |
| CN114536310A (en) * | 2022-04-12 | 2022-05-27 | 安徽工业大学 | Anti-pressure detection device and method for bionic artificial muscle |
| CN114536310B (en) * | 2022-04-12 | 2023-07-21 | 安徽工业大学 | Pressure resistance detection device and method for bionic artificial muscle |
| CN115951147A (en) * | 2022-12-29 | 2023-04-11 | 中国人民解放军海军航空大学 | Axial micro-motion detection device of pinhole electric connector |
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