CN104390982A - Test method for SMT first article inspection - Google Patents
Test method for SMT first article inspection Download PDFInfo
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- CN104390982A CN104390982A CN201410690833.5A CN201410690833A CN104390982A CN 104390982 A CN104390982 A CN 104390982A CN 201410690833 A CN201410690833 A CN 201410690833A CN 104390982 A CN104390982 A CN 104390982A
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Abstract
The invention relates to a test method for SMT first article inspection. The test method comprises the following steps: importing coordinates of specification information of a bill of materials (BOM) of a to-be-detected plate into a computer by an operator, and arranging the to-be-detected plate on a test platform; starting a computer software system by the operator, so that the names and positions of all components on the to-be-detected plate correspond to coordinates of specification information one by one, and generating a test program; automatically acquiring a physical image of the to-be-detected plate on the test platform according to the test program by virtue of computer software, saving the image, automatically detecting the polarity direction and silk-screen characters of the components on the to-be-detected plate by virtue of a computer software system, automatically detecting electric parameters of components needing a contact test by virtue of a multi-axial manipulator, and obtaining the detection result; and finally, automatically reviewing by virtue of computer software, and generating a test report. According to the test method disclosed by the invention, the test speed can be greatly improved, the production efficiency is improved, and the quality of the product can be greatly improved.
Description
Technical field
The present invention relates to a kind of method of testing, be specifically related to a kind of method of testing detected for SMT initial workpiece.
Background technology
At present, SMT initial workpiece detects the classic method adopted, before starting test, need to be ready to the BOM of drafting board to be checked (i.e. " Bill of Material (BOM) ", Bill of Material (BOM) can be understood as wiring board design person is to the specific requirement of the material that each position of printed wiring board mounts) and mounting position figure they are printed, test needs to coordinate test by two or three people, one of them people carries out the visual model distinguished on its silk-screen one by one according to mounting position figure, direction and polarity, or use suitable instrument (as digital electric bridge, digital multimeter etc.) carry out the test of the corresponding and basic electric parameter of necessity, as resistance value, capacitance, inductance value etc., another people is according to the operation of last individual to corresponding device, and visual or test case finds counter element in Bill of Material (BOM), and whether check material object consistent with design requirement, and logging test results.Some requires the high reading arranging a personal record instrument test even in addition to retrospective, and so circulation is until whole device has all been tested.Test process entirety is all similar, need two people even three people completed by communication and respective manual co-operating.Also have part producer to carry out some to this flow process to optimize to reduce the time of testing in production run, first the specification information in drafting board BOM to be checked is transcribed in the counter element of mounting position figure as arranged personnel before manufacture, the test duration in production run can be reduced by such mode, but it is constant that overall manpower is paid, and the test duration is also almost constant.Complete the detection of SMT initial workpiece by classic method and have following several drawback: test speed is slow, and reliability is low and trackability is weak.
Summary of the invention
In order to overcome above-mentioned technical matters, the invention provides a kind of method of testing detected for SMT initial workpiece, this method of testing significantly can improve test speed, enhances productivity, and product quality can also be made significantly to improve.
The technical solution adopted in the present invention is:
A kind of method of testing detected for SMT initial workpiece, the method uses the operation of multi-spindle machining motion, described multi-spindle machining motion comprises synergistic main frame, display, digital electric bridge, the test fixture of lift-launch adjustable width and the multi-spindle machining hand of high definition camera and test platform, comprises following step:
(1) coordinate of the specification information of the Bill of Material (BOM) of drafting board to be checked is imported computing machine, and drafting board to be checked is placed on test platform;
(2) the coordinate one_to_one corresponding of the title of all components and parts on drafting board to be checked, position and above-mentioned specification information gets up by start-up simulation machine software systems, and generates test procedure;
(3) computer software controls the drafting board material picture to be checked on the high definition camera automatic collecting test platform of multi-spindle machining hand lift-launch according to test procedure, and the comparison of preserving as follow-up test, and computer software detects polar orientation and the character silk printing of board component to be detected automatically, and contrast the specification information of Bill of Material (BOM) and described drafting board material picture to be checked, carry out judgement and draw testing result;
(4) computer software continues to control the electric parameter that multi-spindle machining hand detects the components and parts needing contact to test, and contrasts the specification information of Bill of Material (BOM) and described drafting board material picture to be checked, draws testing result;
(5) computer software has judged whether test leakage components and parts, if having, screens and detects according to above-mentioned steps, if without, complete and detect and generate examining report.
Preferably, described computer software is FAI initial workpiece inspection image system.
Preferably, the test fixture of described step (1) and high definition camera are connected by connecting line with described digital electric bridge and main frame respectively.
Preferably, the method of the generation test procedure of described step (2) is, the components and parts that staff chooses 3 drafting boards to be checked carry out coordinate matching as object of reference for software systems, are reflected on the drafting board material object to be checked of test platform in the title of the components and parts of drafting board to be checked, position.
Preferably, described step (2) by the process that the coordinate one_to_one corresponding of the title of the components and parts on drafting board to be checked, position and above-mentioned specification information gets up be: software systems use mathematical computations, information comparison matching process, the material picture of the specification information of Bill of Material (BOM) and drafting board to be checked is carried out intelligence integrate, the coordinate of the title of the components and parts on drafting board to be checked, position and above-mentioned specification information is reflected on the material picture of drafting board to be checked.
Preferably, the polar orientation of Detection theory device of described step (3) and the process of character silk printing are that computer software is undertaken by the material picture amplifying drafting board to be checked.
Preferably, the testing process of the electric parameter of described step (4) components and parts is: contacted the components and parts the two poles of the earth on drafting board to be checked by the cable clamp of the hand-held digital electric bridge of computer software control multi-spindle machining, is completed test number record, test number by software testing system, is carried out contrasting and judging test result with described specification information.
Preferably, described test report content comprises the information of whole components and parts, test number, testing result and device sectional drawing.
Preferably, the method judging whether test leakage components and parts of described step (5) is judged by the detecting information that software systems are shown on a computer display.
The invention has the beneficial effects as follows:
1, the present invention significantly can improve test speed, enhances productivity, and the time allowing production line stop line to be produced significantly reduces, and stops line cost to be produced for enterprise saves.
2, the present invention uses computer software control multi-spindle machining motion to replace manual operation, stable mechanical motion design replaces manual operation integrated testability speed greatly to be improved, decrease operating personnel's number, for enterprise saves the expenditure of employee, reduce production cost.
3, the present invention is that computer software control multi-spindle machining motion tests acquisition numerical value and automatic decision testing result automatically, prosthetic is intervened, stop human error, significantly improve the reliability of SMT initial workpiece detection, stop the risk of survey, test leakage by mistake, for enterprise significantly reduces the cost reprocessed.
4, invention increases the trackability of SMT initial workpiece detection, too increase the supervision in this link, product quality is significantly improved.
Accompanying drawing explanation
Fig. 1 is testing process schematic diagram of the present invention;
Fig. 2 is hardware of the present invention composition schematic diagram.
Embodiment
Below in conjunction with drawings and embodiments, the present invention is further described.
As shown in Figure 1 to Figure 2, a kind of method of testing detected for SMT initial workpiece of the present invention, hardware device used by it is multi-spindle machining motion 9, comprise main frame 8, graphoscope 4, mouse-keyboard 5, digital electric bridge 7 and multi-spindle machining hand 1 and test platform 6, multi-spindle machining hand 1 is equipped with test fixture 2 and the high definition camera 3 of adjustable width, wherein main frame 8 respectively with graphoscope 4, high definition camera 3 and digital electric bridge 7 are linked together by electric wire, digital electric bridge 7 is connected with the fixture 2 of test cable and adjustable width, main frame 8 is provided with software detection systems, be preferably FAI initial workpiece inspection image system.
The whole testing process of the present invention is as follows: the first step, first imports main frame 8 from outside by the specification information of the Bill of Material (BOM) of drafting board to be checked and coordinate file.
Second step, be placed on test platform 6 according to the mode of system prompt by drafting board to be checked, test platform 6 can regulate its size according to the size of drafting board to be checked, ensures that the drafting board to be checked of different size keeps level and fixes.
3rd step, operating personnel's operating mouse keyboard 5 start-up simulation machine software systems are by the title of all components and parts on drafting board to be checked, the coordinate one_to_one corresponding of position and above-mentioned specification information gets up, software systems use mathematical computations, the methods such as information comparison coupling, by the information of all components and parts of drafting board to be checked, comprise title, position and relevant information, carry out intelligence with Bill of Material (BOM) specification information to integrate, and operating personnel utilize multi-spindle machining motion 9 to choose three components and parts carries out coordinate matching as reference point for software systems, the component locations of drafting board to be checked and corresponding information are reflected on the material object to be detected of test platform 6, generate test procedure.
4th step, computer software tests beginning automatically, and software systems control high definition camera 3 on multi-spindle machining hand 1 and gather the material picture of each components and parts of drafting board to be checked, and preserve the comparison be used in follow-up test.
5th step, software systems control multi-spindle machining motion 9 and treat check-out console and test, and carry out priority and test, system automatic acquisition test value in test process, and carry out the judgement of test result according to the variety classes of its components and parts and different size.First computer software detects polar orientation and the character silk printing of board component to be detected automatically, and contrast the specification information of Bill of Material (BOM) and described drafting board material picture to be checked, carry out judgement and draw testing result, wherein the polar orientation of Detection theory device and the process of character silk printing are that computer software is undertaken by the material picture amplifying drafting board to be checked.Then computer software continues to control the electric parameter that multi-spindle machining hand 1 detects the components and parts needing contact to test, its testing process is: the cable clamp 2 holding digital electric bridge 7 by computer software control multi-spindle machining hand 1 contacts the components and parts the two poles of the earth on drafting board to be checked, test number record and test number is completed by software systems, and contrast the specification information of Bill of Material (BOM) and described drafting board material picture to be checked, draw testing result.
6th step, after completing contact test, whether computer software automatic decision has test leakage components and parts, method is judged by the detecting information that software systems are shown on graphoscope 4, if have, screen and detect according to above-mentioned steps, if without, complete and detect and generate examining report, described test report content comprises the information of whole components and parts, test number, testing result and device sectional drawing.
More than that better enforcement of the present invention is illustrated, but the present invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (9)
1. the method for testing detected for SMT initial workpiece, the method uses the operation of multi-spindle machining motion, described multi-spindle machining motion comprises synergistic main frame, display, digital electric bridge, the test fixture of lift-launch adjustable width and the multi-spindle machining hand of high definition camera and test platform, it is characterized in that, comprise following step:
(1) coordinate of the specification information of the Bill of Material (BOM) of drafting board to be checked is imported computing machine, and drafting board to be checked is placed on test platform;
(2) the coordinate one_to_one corresponding of the title of all components and parts on drafting board to be checked, position and above-mentioned specification information gets up by start-up simulation machine software systems, and generates test procedure;
(3) computer software controls the drafting board material picture to be checked on the high definition camera automatic collecting test platform of multi-spindle machining hand lift-launch according to test procedure, and the comparison of preserving as follow-up test, and computer software detects polar orientation and the character silk printing of board component to be detected automatically, and contrast the specification information of Bill of Material (BOM) and described drafting board material picture to be checked, carry out judgement and draw testing result;
(4) computer software continues to control the electric parameter that multi-spindle machining hand detects the components and parts needing contact to test, and contrasts the specification information of Bill of Material (BOM) and described drafting board material picture to be checked, draws testing result;
(5) computer software has judged whether test leakage components and parts, if having, screens and detects according to above-mentioned steps, if without, complete and detect and generate examining report.
2. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, described computer software is FAI initial workpiece inspection image system.
3. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, test fixture and the high definition camera of described step (1) are connected by connecting line with described digital electric bridge and main frame respectively.
4. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, the method of the generation test procedure of described step (2) is, the components and parts that staff chooses 3 drafting boards to be checked carry out coordinate matching as object of reference for software systems, are reflected on the drafting board material object to be checked of test platform in the title of the components and parts of drafting board to be checked, position.
5. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, described step (2) by the process that the coordinate one_to_one corresponding of the title of the components and parts on drafting board to be checked, position and above-mentioned specification information gets up be: software systems use mathematical computations, information comparison matching process, the material picture of the specification information of Bill of Material (BOM) and drafting board to be checked is carried out intelligence integrate, the coordinate of the title of the components and parts on drafting board to be checked, position and above-mentioned specification information is reflected on the material picture of drafting board to be checked.
6. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, the polar orientation of Detection theory device of described step (3) and the process of character silk printing are that computer software is undertaken by the material picture amplifying drafting board to be checked.
7. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, the testing process of the electric parameter of described step (4) components and parts is: contacted the components and parts the two poles of the earth on drafting board to be checked by the cable clamp of the hand-held digital electric bridge of computer software control multi-spindle machining, is completed test number record, test number by software testing system, is carried out contrasting and judging test result with described specification information.
8. the method for testing detected for SMT initial workpiece according to claim 1, is characterized in that, described test report content comprises the information of whole components and parts, test number, testing result and device sectional drawing.
9. the method for testing detected for SMT initial workpiece according to claim 1, it is characterized in that, the method judging whether test leakage components and parts of described step (5) is judged by the detecting information that software systems are shown on a computer display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410690833.5A CN104390982A (en) | 2014-11-25 | 2014-11-25 | Test method for SMT first article inspection |
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| CN201410690833.5A CN104390982A (en) | 2014-11-25 | 2014-11-25 | Test method for SMT first article inspection |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105868041A (en) * | 2016-04-01 | 2016-08-17 | 浪潮电子信息产业股份有限公司 | Easy-to-apply server configuration automatic detection method |
| CN106771977A (en) * | 2016-12-31 | 2017-05-31 | 东莞市求是测试设备有限公司 | A kind of SMT intelligence initial workpiece testing equipment |
| CN110568831A (en) * | 2019-09-20 | 2019-12-13 | 惠州市新一代工业互联网创新研究院 | First workpiece detection system based on Internet of things technology |
| CN111289523A (en) * | 2020-01-08 | 2020-06-16 | 深圳市百通达科技有限公司 | SMT first piece vision precision measurement machine |
| CN114618787A (en) * | 2022-03-11 | 2022-06-14 | 苏州华兴源创科技股份有限公司 | First piece inspection method and device based on automatic detection and computer equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105868041A (en) * | 2016-04-01 | 2016-08-17 | 浪潮电子信息产业股份有限公司 | Easy-to-apply server configuration automatic detection method |
| CN106771977A (en) * | 2016-12-31 | 2017-05-31 | 东莞市求是测试设备有限公司 | A kind of SMT intelligence initial workpiece testing equipment |
| CN110568831A (en) * | 2019-09-20 | 2019-12-13 | 惠州市新一代工业互联网创新研究院 | First workpiece detection system based on Internet of things technology |
| CN111289523A (en) * | 2020-01-08 | 2020-06-16 | 深圳市百通达科技有限公司 | SMT first piece vision precision measurement machine |
| CN114618787A (en) * | 2022-03-11 | 2022-06-14 | 苏州华兴源创科技股份有限公司 | First piece inspection method and device based on automatic detection and computer equipment |
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Effective date of registration: 20160505 Address after: Nanshan District New District Science Park Xili Street West Road Shenzhen Guangdong province 518000 City No. 2 east harbor 2 Building 3 floor No. 301 Applicant after: Shenzhen blue eye Technology Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Nanhai Nanxin road de A building block 1001 Applicant before: SHENZHEN HUAPU GENERAL AUTOMATION EQUIPMENT CO., LTD. |
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