CN113182219A - Truss type flexible automatic testing device and control method thereof - Google Patents
Truss type flexible automatic testing device and control method thereof Download PDFInfo
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- CN113182219A CN113182219A CN202110495491.1A CN202110495491A CN113182219A CN 113182219 A CN113182219 A CN 113182219A CN 202110495491 A CN202110495491 A CN 202110495491A CN 113182219 A CN113182219 A CN 113182219A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
Abstract
The invention discloses a truss type flexible automatic testing device and a control method thereof, wherein the automatic testing device comprises a loading and unloading device, an identification device, a testing station and a testing instrument; the loading and unloading device is used for loading and unloading a product to be tested, so that a plurality of test stations realize parallel test operation; the identification device is used for automatically identifying a product to be detected; the test instrument is used for realizing signal generation, signal acquisition, signal transmission, signal processing and signal storage in the automatic test process. Compared with the traditional testing device, the truss type flexible automatic testing device has the characteristic that all testing stations can run in parallel, and the production efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of product testing, and particularly relates to a truss type flexible automatic testing device and a control method thereof.
Background
With the change of market subdivision and customer consumption concept, product customization becomes a trend, the enterprise product development cycle is shortened increasingly, the batch size is reduced, the product types are increased due to the customization, and on the other hand, the military enterprise products have the characteristic of multiple types in small batch.
When the products of enterprises show the characteristics of small batch and multiple varieties, a special assembly line automatic test line is difficult to develop aiming at the products, the traditional test aiming at the small batch still takes manual test as the main part, and the pain point and the bottleneck of the test work are caused by low test efficiency and poor reliability and traceability of test data.
At present, aiming at small-batch multi-variety products, manual testing is mainly used, and automatic testing production lines can be built for partial large-batch single-variety products, however, the prior art has the following defects:
1) manual testing: the testing efficiency is low. The whole test is finished manually, and the configuration, setting, electrifying, reading and recording of an instrument are required to be carried out manually; easily cause equipment damage caused by manual misoperation. In the testing process, some power-on sequence errors can cause equipment to be burnt, manual and irregular operation, such as irregular electrostatic protection, is easy to cause equipment damage; and the test result is inaccurate due to the fact that the data are read by mistake when being recorded manually.
2) Automated testing: the applicability is single, the method is not suitable for testing various small-batch products, and only suitable for single large-batch products to share the development and construction cost of an automatic testing line; only one tested product can be tested in the assembly line mode at the same time, and only the test indexes can be reduced, and the test coverage rate can be reduced to improve the production efficiency of the wire body.
Disclosure of Invention
In order to solve the technical problems in the prior testing technology, the invention provides a truss type flexible automatic testing device. The invention can realize small-batch multi-variety automatic test.
The invention is realized by the following technical scheme:
a truss type flexible automatic testing device comprises a loading and unloading device, an identification device, a testing station and a testing instrument;
the loading and unloading device is used for loading and unloading a product to be tested, so that a plurality of test stations realize parallel test operation;
the identification device is used for automatically identifying a product to be detected;
the test instrument is used for realizing signal generation, signal acquisition, signal transmission, signal processing and signal storage in the automatic test process.
Preferably, the loading and unloading device provided by the invention adopts, but is not limited to, a truss type manipulator to realize loading and unloading of a product to be tested, so that a plurality of test stations can realize synchronous parallel test operation.
Preferably, the identification device of the present invention is a two-dimensional code identification device, and the identification device is configured to scan a two-dimensional code at a predetermined position of a product to be detected to identify the product, and to control the flow direction of the product to be detected by internal logic.
Preferably, the test station of the invention is composed of a flexible test unit, and is in butt joint with an interface of a product to be tested.
Preferably, the flexible testing unit of the invention consists of a clamping device, a testing interface module and a plugging device;
the clamping device is used for automatically clamping and positioning a product to be tested;
the test interface module is matched with the plugging device, and the automatic butt joint of the test interface module and the interface of the product to be tested is realized through the plugging device.
Preferably, the clamping device of the present invention includes a carrier and a clamping mechanism, and the product to be tested placed on the carrier is clamped and positioned by the clamping mechanism.
Preferably, the plugging device comprises a plugging cylinder, a thrust sensor and a guide slide rail;
the test interface module is connected with the guide sliding rail in a sliding mode, and the plugging air cylinder drives the test interface module to move along the guide sliding rail through the thrust sensor so as to realize the butt joint of the test interface module and an interface of a product to be tested.
Preferably, the flexible test unit of the present invention includes, but is not limited to, two sets of test interface modules, and each set of test interface module is provided with a corresponding plugging device.
In another aspect, the present invention further provides a method for controlling a truss-type flexible automatic test device, including:
grabbing a product to be tested to a target station for automatic clamping and positioning through the recognition and internal logic control truss type manipulator, and automatically completing the butt joint of a test interface;
automatic testing: controlling the truss type automatic testing device to complete automatic testing and generate a testing result and a testing report;
and after the test is finished, controlling the truss type automatic testing device to automatically release the tested product, and controlling the truss type mechanical arm to automatically finish the blanking operation.
Preferably, the method of the present invention realizes flexible compatibility with different products to be tested by replacing the test interface module in the truss type automatic test device before the interface docking step.
The invention has the following advantages and beneficial effects:
the truss type flexible automatic test system provided by the invention has the following advantages: the production efficiency is high, and compared with the traditional assembly line, the truss type test system has the characteristic that all test stations can run in parallel; the compatibility is high, and automatic testing of different products can be realized only by replacing different testing clamping modules; the time for repeated testing can be obviously reduced, a test report based on the template is automatically generated, the testing efficiency is improved, and the reliability and the traceability of test data are improved; the artificial error probability is reduced, and the accuracy of the test result is improved; by establishing a complete cycle test flow, the test coverage rate is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a test system according to the present invention.
FIG. 2 is a schematic diagram of a test station structure according to the present invention.
FIG. 3 is a schematic structural diagram of a flexible test unit according to the present invention.
Reference numbers and corresponding part names in the drawings:
the method comprises the following steps of 1-truss type automatic testing device, 11-loading and unloading device, 12-recognition device, 13-testing station, 2-flexible testing unit, 21-carrying platform, 22-carrying tool, 23-carrying tool clamping cylinder, 24-testing interface module A, 25-testing interface module B, 26-plugging cylinder, 27-thrust sensor and 3-product to be tested.
Detailed Description
Hereinafter, the term "comprising" or "may include" used in various embodiments of the present invention indicates the presence of the invented function, operation or element, and does not limit the addition of one or more functions, operations or elements. Furthermore, as used in various embodiments of the present invention, the terms "comprises," "comprising," "includes," "including," "has," "having" and their derivatives are intended to mean that the specified features, numbers, steps, operations, elements, components, or combinations of the foregoing, are only meant to indicate that a particular feature, number, step, operation, element, component, or combination of the foregoing, and should not be construed as first excluding the existence of, or adding to the possibility of, one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.
In various embodiments of the invention, the expression "or" at least one of a or/and B "includes any or all combinations of the words listed simultaneously. For example, the expression "a or B" or "at least one of a or/and B" may include a, may include B, or may include both a and B.
Expressions (such as "first", "second", and the like) used in various embodiments of the present invention may modify various constituent elements in various embodiments, but may not limit the respective constituent elements. For example, the above description does not limit the order and/or importance of the elements described. The foregoing description is for the purpose of distinguishing one element from another. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present invention.
It should be noted that: if it is described that one constituent element is "connected" to another constituent element, the first constituent element may be directly connected to the second constituent element, and a third constituent element may be "connected" between the first constituent element and the second constituent element. In contrast, when one constituent element is "directly connected" to another constituent element, it is understood that there is no third constituent element between the first constituent element and the second constituent element.
The terminology used in the various embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the various embodiments of the invention. As used herein, the singular forms are intended to include the plural forms as well, unless the context clearly indicates otherwise. Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which various embodiments of the present invention belong. The terms (such as those defined in commonly used dictionaries) should be interpreted as having a meaning that is consistent with their contextual meaning in the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein in various embodiments of the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
Aiming at the test of small-batch multi-variety products, the embodiment provides a truss type flexible automatic test device, and the test system comprises a truss type automatic test workstation 1 and a control system.
The truss type automatic test workstation 1 of the embodiment is a hardware part of a test system, and a control system is a software part of the test system; the control system 2 realizes the operation management and control of the truss type automatic test workstation.
The truss type automatic test workstation 1 of the embodiment mainly comprises a loading and unloading device 11, an identification device 12, a plurality of test stations 13, a test instrument and the like. The loading and unloading device realizes loading and unloading of a product to be tested through the truss type manipulator, so that a plurality of test stations can realize synchronous parallel test operation; the identification device is used for realizing product identification and realizing flow direction control of a product to be detected through internal logic; the test station consists of a flexible test unit and is in butt joint with an interface of a product to be tested; the test instrument is used for signal generation, data acquisition and analysis, signal control and the like in the test process.
The identification device of the embodiment can realize product identification by adopting a two-dimensional code mode of scanning, setting (pasting and the like) to a preset part of a product, but not limited to.
The test instruments of the present embodiment include, but are not limited to, a programmable power supply, a spectrum analyzer, a signal source, a noise figure analyzer, a power meter, a modulation domain analyzer, an oscilloscope, a radio frequency switch matrix, a state controller, a test adapter, and industrial control equipment. The control system of the embodiment realizes the calling control of the test instrument through the control of the switch matrix.
The control system of the embodiment comprises control cabinet hardware and software parts such as test program development software, test information management software, test program execution software, mechanical control software, test data ferrying software and the like which are realized based on the hardware, and functions of test program development, test system data management, test control and report generation, data exchange and the like of a product to be tested are realized.
The working principle of the test system of the embodiment is as follows:
the flexible test units in the automatic test workstation 1 can be flexibly compatible with different test objects by replacing the test interface modules, a plurality of flexible test units work in parallel during working, and each hardware device of the automatic test workstation can be called through the control system. During feeding, the two-dimensional code recognition and internal logic control truss type mechanical arm can directly grab a product to be tested to the target flexible testing unit workbench and realize positioning, the workbench automatically completes the butt joint of the testing interface, the product to be tested needing feeding can be different types of products, and thus feeding of different types of products to be tested to a plurality of parallel testing stations can be directly realized through one set of mechanical arm. The test process is to complete the test software and hardware call through the control system, automatically complete the test process and generate the test result and the test report. After the test is finished, the workbench automatically releases the tested product, and the truss type mechanical arm automatically finishes the blanking operation, so that the whole automatic test process of the tested product is finished.
The automatic test system of this embodiment passes through truss-like automatic test device, realizes the parallel automatic feeding, automatic identification, automatic conveying, automatic test, automatic unloading, qualified/unqualified product automatic separation function of product at a plurality of stations. In this embodiment, the automatic conveying and the automatic sorting are both realized by using the existing transmission device and sorting device, and the details are not described here.
The automatic test system of the embodiment realizes the functions of data acquisition, data recording, data browsing, data retrieval, data conversion and template-based report generation by establishing a test data management system (realized by a test instrument and a control system).
Example 2
In this embodiment, the specific structure of the flexible test unit 2 in embodiment 1 is optimized, and the flexible test unit 2 in this embodiment is a terminal unit for clamping a product to be tested, and mainly includes a carrier 21, a clamping device, a test interface module, a plugging device, and the like, as shown in fig. 2-3. The clamping device, the test interface module and the plugging device of the embodiment are all arranged on the carrier 21, the clamping device of the embodiment is used for clamping and positioning a product to be tested, the test interface module of the embodiment is matched with the plugging device, and the interface butt joint of the test interface module and the product to be tested on the clamping device is realized through the plugging device.
The clamping device of the present embodiment employs, but is not limited to, a pneumatic clamping device, and includes a carrier 22 and a carrier clamping cylinder 23, as shown in fig. 2; in the embodiment, the product 3 to be tested is placed on the carrier 22 through the truss type mechanical arm, and the product to be tested is clamped and positioned through the carrier clamping cylinder 23.
The flexible test unit of this embodiment includes but is not limited to two test interface modules, and every test interface module sets up a plug device, is driven test interface module by the plug device and removes in order to realize test interface module and the product butt joint that awaits measuring: test interface module A24 and test interface module B25, as shown in FIG. 2;
the plugging device of this embodiment adopts but not limited to pneumatic type plugging device, and the plugging device of this embodiment specifically includes plugging cylinder 26, thrust sensor 27 and direction slide rail, and as shown in fig. 2, the test interface module and the direction guide rail sliding connection of this embodiment, plugging cylinder 26 passes through thrust sensor 27 drive test interface module and moves along the direction slide rail.
The clamping device and the plugging device of the embodiment can realize automatic control, automatic clamping of a product to be tested and automatic plugging and unplugging of the test interface module and the product to be tested are completed, the flexible test unit is connected into an automatic control system through a switch matrix, compatibility aiming at different products is realized by manually replacing the test interface module (the test interface module A and the test interface module B in the figure 2), one side butted with the module is a customized port, matching and butting with the tested products of different product types are realized, the test interface module can also realize replacement of the matched product types only by replacing connector models butted with the products, and the cost is extremely low.
In the embodiment, the automatic test function of the automatic test system which is flexibly compatible with various modules is realized by replacing the test interface module in the flexible test unit.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A truss type flexible automatic testing device is characterized by comprising a loading and unloading device, a recognition device, a testing station and a testing instrument;
the loading and unloading device is used for loading and unloading a product to be tested, so that a plurality of test stations realize parallel test operation;
the identification device is used for automatically identifying a product to be detected;
the test instrument is used for realizing signal generation, signal acquisition, signal transmission, signal processing and signal storage in the automatic test process.
2. The truss type flexible automatic testing device as claimed in claim 1, wherein the loading and unloading device uses but not limited to a truss type manipulator to realize loading and unloading of the product to be tested, so that a plurality of testing stations can realize synchronous parallel testing operation.
3. The truss type flexible automatic testing device as claimed in claim 1, wherein the identification device is a two-dimensional code identification device, and the product identification is realized by scanning a two-dimensional code arranged at a preset position of a product to be tested, and the flow direction of the product to be tested is realized by internal logic control.
4. The truss-like flexible automatic test device of claim 1, wherein the test station is composed of a flexible test unit for interfacing with a product to be tested.
5. The truss type flexible automatic testing device of claim 4, wherein the flexible testing unit is composed of a clamping device, a testing interface module and a plugging device;
the clamping device is used for automatically clamping and positioning a product to be tested;
the test interface module is matched with the plugging device, and the automatic butt joint of the test interface module and the interface of the product to be tested is realized through the plugging device.
6. The automatic truss type flexible testing device as claimed in claim 5, wherein the clamping device comprises a carrier and a clamping mechanism, and the product to be tested placed on the carrier is clamped and positioned by the clamping mechanism.
7. The truss type flexible automatic testing device according to claim 5, wherein the plugging device comprises a plugging cylinder, a thrust sensor and a guide slide rail;
the test interface module is connected with the guide sliding rail in a sliding mode, and the plugging air cylinder drives the test interface module to move along the guide sliding rail through the thrust sensor so as to realize the butt joint of the test interface module and an interface of a product to be tested.
8. The automatic truss-type flexibility testing device according to claim 5, wherein the flexibility testing unit includes two sets of testing interface modules, and each set of testing interface module is provided with a corresponding plugging device.
9. A method for controlling a truss-like flexible automatic test apparatus as claimed in any one of claims 1-8, wherein the method comprises:
grabbing a product to be tested to a target station for automatic clamping and positioning through the recognition and internal logic control truss type manipulator, and automatically completing the butt joint of a test interface;
automatic testing: controlling the truss type automatic testing device to complete automatic testing and generate a testing result and a testing report;
and after the test is finished, controlling the truss type automatic testing device to automatically release the tested product, and controlling the truss type mechanical arm to automatically finish the blanking operation.
10. The control method according to claim 9, wherein the interface docking step is performed before the flexible compatibility with different products to be tested is achieved by replacing the test interface module in the truss type automatic test device.
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| CN202110495491.1A CN113182219A (en) | 2021-05-07 | 2021-05-07 | Truss type flexible automatic testing device and control method thereof |
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| CN202110495491.1A CN113182219A (en) | 2021-05-07 | 2021-05-07 | Truss type flexible automatic testing device and control method thereof |
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