CN101871993B - Electrical test device - Google Patents

Electrical test device Download PDF

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Publication number
CN101871993B
CN101871993B CN2009103018947A CN200910301894A CN101871993B CN 101871993 B CN101871993 B CN 101871993B CN 2009103018947 A CN2009103018947 A CN 2009103018947A CN 200910301894 A CN200910301894 A CN 200910301894A CN 101871993 B CN101871993 B CN 101871993B
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CN
China
Prior art keywords
rest area
electrical measurement
plate rest
circuit board
measurement portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2009103018947A
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Chinese (zh)
Other versions
CN101871993A (en
Inventor
李文钦
史玉峰
廖新治
陈文村
沈家弘
李燕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peng Ding Polytron Technologies Inc
Avary Holding Shenzhen Co Ltd
Original Assignee
Fukui Precision Component Shenzhen Co Ltd
Zhending Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fukui Precision Component Shenzhen Co Ltd, Zhending Technology Co Ltd filed Critical Fukui Precision Component Shenzhen Co Ltd
Priority to CN2009103018947A priority Critical patent/CN101871993B/en
Publication of CN101871993A publication Critical patent/CN101871993A/en
Application granted granted Critical
Publication of CN101871993B publication Critical patent/CN101871993B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a circuit board electrical test device. The electrical test device comprises an electrical test part for testing the conductivity of a circuit board, a sensing part, a control part and a code spraying part. The sensing part is used for sensing whether the circuit board passes or not after testing, and transmitting the sensing result to the control part. The control part is respectively connected with the sensing part and the code spraying part, and is used for synchronously controlling the code spraying part to spray marking codes on the surface of the qualified circuit board after electrical test according to the sensing result. By adopting the invention, the electroconductivity of the circuit board with electrical test can be completed in one step, and the marking codes can be sprayed on the surface of the qualified circuit board.

Description

Electric logging equipment
Technical field
The present invention relates to the circuit board testing technical field, relate in particular to a kind of circuit board electric logging equipment that has synchronous code spraying function concurrently.
Background technology
Circuit board is the main devices that transmits electric signal in the electronic product; In the manufacturing process of circuit board; As all needing carry out testing electrical property (abbreviating electrical measurement as) after the operations such as internal layer circuit etching, outer-layer circuit etching, plating hole, short circuit occurs, open circuit and the defective of electrical property such as electric leakage to avoid circuit substrate and circuit board finished product to circuit substrate and circuit board finished product.This electrical measurement be in the same site that is electrically connected through testing circuit board (circuit substrate) each electrical measurement point like the size of the resistance value between solder joint; Conducting property and insulativity with decision circuitry plate (circuit substrate); See also document Yiu-Wing Leung; A Signal Path Grouping Algorithm for Fast Detection of Short Circuits on Printed Circuit Boards, IEEE Transactions on Instrumentation and Measurement, Vol 43.No.1; P288-292, February 1994.
After treating that the electrical measurement operation is accomplished, needing the circuit board that electrical measurement is qualified to be carried to subsequent processing is the coding operation, utilize code-spraying equipment to the unique mark code of each circuit board spray printing to show differentiation.Yet before carrying, the underproof circuit board of electrical measurement is only distinguished so that placement location is different with qualified circuit board.Thus, cause operating personnel that unacceptable product is also removed the spray printed mark sign indicating number to the code-spraying equipment place probably, obscure each other with qualified circuit board.Yet, circuit board is carried to this code-spraying equipment consumes the plenty of time, be unfavorable for enhancing productivity.
Therefore, be necessary to provide a kind of electric logging equipment to improve production precision and production efficiency with synchronous code spraying function.
Summary of the invention
Below be a kind of electric logging equipment that has synchronous code spraying function concurrently of example explanation with embodiment.
This electric logging equipment comprises electrical measurement portion, sensing member, control part, coding portion, defective plate rest area, on-gauge plate rest area and the feeding unit that is used for the testing circuit board electrical conductance; This feeding unit is used for the circuit board after the electrical measurement of electrical measurement portion is delivered to this defective plate rest area and on-gauge plate rest area respectively from electrical measurement portion, and this sensing member and coding portion are located between this electrical measurement portion and the on-gauge plate rest area.Whether this sensing member passes through in order to the circuit board of sensing after the test of electrical measurement portion, and sensing result is delivered to control part.This control part links to each other with this sensing member, electrical measurement portion and coding portion respectively, in order to according to this sensing result synchro control coding portion only in the qualified circuit board surface spray printed mark sign indicating number of electrical measurement.
Compared with prior art; Can realize the synchronous spraying printing mark code when electric logging equipment testing circuit board that adopts the present technique scheme to provide is qualified; Promptly utilize same equipment to accomplish electrical measurement and spray printed mark sign indicating number; Avoid the people for obscuring defective circuit board and qualified circuit board thus, and enhance productivity greatly.
Description of drawings
Fig. 1 is the structural representation of the electric logging equipment that provides of present technique scheme implementation example.
Embodiment
Below will combine embodiment and accompanying drawing that the electric logging equipment that the present technique scheme provides is described in detail.
See also Fig. 1, the electric logging equipment 100 that present technique scheme implementation example provides comprises board 10, electrical measurement portion 20, feeding unit 60, sensing member 30, control part 40 and coding portion 50.
Board 10 is provided with top board 11, defective plate rest area 13, on-gauge plate rest area 14 and fixture 15.Top board 11 is located at the top of electrical measurement portion 20, defective plate rest area 13, on-gauge plate rest area 14 and fixture 15, and it has loading end 111 and the installed surface 112 relative with loading end 111.Top board 11 offers the chute (figure does not show) of confession feeding unit 60 slips or is installed with guide rail in installed surface 112 to its inside from installed surface 112, so that feeding unit 60 slidably reciprocates between electrical measurement portion 20, defective plate rest area 13 and on-gauge plate rest area 14 at this chute of driving lower edge or this guide rail of drive unit (figure does not show).Electrical measurement portion 20, defective plate rest area 13, fixture 15 are relative with installed surface 112 with on-gauge plate rest area 14, and set gradually along the defeated material direction R of feeding unit shown in Fig. 1 60.Defective plate rest area 13 is used for carrying through the underproof circuit board of electrical measurement portion 20 electrical measurements, and on-gauge plate rest area 14 is used to carry the qualified and circuit board of spray printed mark sign indicating number of electrical measurement.
Electrical measurement portion 20 can be this area electrical measurement mechanism commonly used; As comprise the dials formula electric probe device of at least two test probes; This test probe is linked to each other with the test point (like solder joint) of circuit board under test, can through observing between probe and the test point whether form the electrical conductance that test point is judged in electric loop.
Feeding unit 60 is used for being delivered to on-gauge plate rest area 14 and defective plate rest area 13 from electrical measurement portion 20 respectively through the circuit board of electrical measurement portion 20 test passes and the circuit board of test failure.Feeding unit 60 can be this area slippage suction means commonly used, promptly adopts vacuum adsorption principle absorption through the circuit board of electrical measurement and slide onto on-gauge plate rest area 14 and the device of defective plate rest area 13 tops.
Sensing member 30 is fixed in the installed surface 112 of top board 11; And between defective plate rest area 13 and on-gauge plate rest area 14; So that follow-up in the process that will be delivered to on-gauge plate rest area 14 and defective plate rest area 13 by electrical measurement portion 20 through the circuit board after electrical measurement portion 20 test this circuit board of sensing, and this sensing result transferred to control part 40.Sensing member 30 can be this area optoelectronic switch or imageing sensor commonly used.
Control part 40 is located at the loading end 111 of top board 11; It links to each other with electrical measurement portion 20, sensing member 30 and coding portion 50 respectively; Be used for electrical measurement result according to electrical measurement portion 20 promptly qualified/defective control sensing member 30 correspondingly operates/do not operate, and according to the sensing result synchro control coding portion 50 of sensing member 30 only coding in qualified circuit board surface.Control part 40 also can comprise human-computer interaction interface.
Fixture 15 is fixed in coding portion 50, and its nozzle is relative with sensing member 30, its qualified circuit board of electrical measurement when electrical measurement portion 12 is delivered to predetermined coding position according to the instruction of control part 40 directly at circuit board surface spray printed mark sign indicating number.Coding portion 50 can be this area ink gun commonly used.
When using the electric logging equipment 100 electrical measurement circuit boards that present embodiment provides; If circuit board is after 20 electrical measurements of electrical measurement portion are characterized by on-gauge plate, control part 40 is opened sensing members 30, when feeding unit 60 should qualified circuit board be delivered to sensing member 30 present positions; Sensing member 30 senses this circuit board; And sensing result is delivered to controller 40, and 50 codings of controller 40 control coding portions are in this circuit board surface, and feeding unit 60 places on-gauge plate rest area 14 with this circuit board.If circuit board is indicated as defective plate through electrical measurement, control part 40 is closed sensing member 30, and the portion of coding simultaneously 50 does not operate, and feeding unit 60 directly is delivered to defective plate rest area 13 with this circuit board from electrical measurement portion 20.
Control part 40 and coding portion 50 that the electrical measurement portion 100 of present technique scheme is provided with sensing member 30 and links to each other with electrical measurement portion 20, sensing member 30 realize the synchronous spraying printing sign indicating number when the circuit board electrical measurement is qualified.Compared with prior art, adopt this electrical measurement portion 100 to need not circuit board is removed the code-spraying equipment that is provided with separately to relative electric logging equipment, avoid thus obscuring defective circuit board and qualified circuit board, and improved production efficiency greatly because of mistake.
In addition; The control part 40 of present embodiment can be provided with the computer program that prelists of mark code; This computer program is given a unique mark code to the qualified circuit board of each electrical measurement, controls coding portion 50 thus at this unique mark code of the qualified circuit board surface spray printing of each electrical measurement.The structure of the electric logging equipment 100 of present embodiment is not limited to this, as fixture 15 is not set, and coding portion 50 is directly fixed on installed surface 112, and makes its shower nozzle along the gravity direction setting.Control part 40 can be located at top board 11; And adopt other any conventional means of this area to fix; Position relation between electrical measurement portion 20, defective plate rest area 13, fixture 15 and the on-gauge plate rest area 14 can be provided with by other form; As long as detecting part 30 and coding portion 50 are located between electrical measurement portion 20 and the on-gauge plate rest area 14, can the sensing electrical measurement qualified circuit board also is synchronized with this circuit board surface coding and gets final product.Especially, sensing member 30 can be opened running always, though promptly control part 40 links to each other with sensing member 30; Whether do not operate but do not control sensing member 30, at this moment, if the electrical measurement result of electrical measurement portion 20 is indicated as on-gauge plate; Electrical measurement portion 20 is with this electrical measurement result transmission to control part 40; In case feeding unit 60 transfers to the zone that sensing member 30 can sense with this circuit board, sensing member 30 transfers to control part 40 with sensing result, and control part 40 control coding portions 50 are in this qualified circuit board surface spray printed mark sign indicating number.In addition; Control part 40 can not link to each other with electrical measurement portion 20; Accordingly, defective plate rest area 13 is not located between electrical measurement portion 20 and the on-gauge plate rest area 14, at this moment; Feeding unit 60 only will be delivered to on-gauge plate rest area 14 from electrical measurement portion 20 via sensing member 30 through the qualified circuit board of electrical measurement portion 20 electrical measurements, realize this qualified circuit board of a sensing thus.
More than the electric logging equipment of present technique scheme is described in detail, but can not be interpreted as it is restriction to the present technique plan plot.For the person of ordinary skill of the art, can make other various corresponding changes and distortion according to the technical conceive of present technique scheme, and change be out of shape the protection domain that all should belong to the application's claim.

Claims (6)

1. electric logging equipment; It comprises the electrical measurement portion that is used for the testing circuit board electrical property; It is characterized in that; This electric logging equipment further comprises sensing member, control part, coding portion, defective plate rest area, on-gauge plate rest area and feeding unit, and this feeding unit is used for the circuit board after the electrical measurement of electrical measurement portion is delivered to this defective plate rest area and on-gauge plate rest area respectively from electrical measurement portion, and this sensing member and coding portion are located between this electrical measurement portion and the on-gauge plate rest area; Whether this sensing member passes through in order to the circuit board of sensing after the test of electrical measurement portion; And sensing result is delivered to control part, this control part links to each other with this sensing member, electrical measurement portion and coding portion respectively, in order to according to this sensing result synchro control coding portion only in the qualified circuit board surface spray printed mark sign indicating number of electrical measurement.
2. electric logging equipment as claimed in claim 1 is characterized in that, this control part also is used for electrical measurement result according to circuit board and controls sensing member and correspondingly work or do not work.
3. electric logging equipment as claimed in claim 1 is characterized in that, this control part also is used for according to electrical measurement portion the electrical measurement result of current circuit board being controlled coding portion only in the qualified circuit board surface spray printed mark sign indicating number of electrical measurement.
4. electric logging equipment as claimed in claim 1; It is characterized in that; This electrical measurement portion, defective plate rest area and on-gauge plate rest area are provided with along the defeated material direction of this feeding unit; This electric logging equipment further comprises top board, and this top board is located at electrical measurement portion, defective plate rest area and on-gauge plate rest area top, and it has and electrical measurement portion, installed surface that defective plate rest area is relative with the on-gauge plate rest area; This installed surface is fixed in this sensing member and coding portion, and between this defective plate rest area and on-gauge plate rest area.
5. electric logging equipment as claimed in claim 4; It is characterized in that; The installed surface of this top board is provided with guide rail or offers chute from installed surface to top board inside, and this feeding unit slidably reciprocates between electrical measurement portion, defective plate rest area and on-gauge plate rest area along this chute or guide rail.
6. electric logging equipment as claimed in claim 1; It is characterized in that; This electric logging equipment further comprises top board and fixture, and this top board is located at electrical measurement portion, defective plate rest area, fixture and on-gauge plate rest area top, and it has and electrical measurement portion, defective plate rest area, installed surface that fixture is relative with the on-gauge plate rest area; This electrical measurement portion, defective plate rest area, fixture and on-gauge plate rest area are along the setting of defeated material direction; This sensing member is fixed in this installed surface, and between this defective plate rest area and on-gauge plate rest area, this coding portion is located at this fixture.
CN2009103018947A 2009-04-27 2009-04-27 Electrical test device Expired - Fee Related CN101871993B (en)

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Application Number Priority Date Filing Date Title
CN2009103018947A CN101871993B (en) 2009-04-27 2009-04-27 Electrical test device

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Application Number Priority Date Filing Date Title
CN2009103018947A CN101871993B (en) 2009-04-27 2009-04-27 Electrical test device

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CN101871993B true CN101871993B (en) 2012-11-21

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568593A (en) * 2012-07-20 2014-02-12 富葵精密组件(深圳)有限公司 Automatic code spraying machine
CN102879612A (en) * 2012-10-12 2013-01-16 竞陆电子(昆山)有限公司 Circuit board open/short circuit test fixture with marking function
CN106945417A (en) * 2017-03-13 2017-07-14 昆山沪利微电有限公司 A kind of automatic stamping device suitable for wiring board electrical measurement process
CN108430151A (en) * 2018-01-22 2018-08-21 奥士康精密电路(惠州)有限公司 Reduce the method that finished product test opens short circuit leakage
CN108253324A (en) * 2018-02-28 2018-07-06 上扬无线射频科技扬州有限公司 A kind of production technology and production equipment of LED flexible surface light sources
CN111736541A (en) * 2020-05-09 2020-10-02 新疆天元高科航空技术有限公司 Full-automatic production line for airplane wheel overhaul and maintenance

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW299037U (en) * 1996-07-03 1997-02-21 Forever Advanced Technology Corp Printed circuit board detection marking device
CN2480855Y (en) * 2001-05-09 2002-03-06 华硕电脑股份有限公司 Tester
CN200989909Y (en) * 2006-11-20 2007-12-12 深圳麦逊电子有限公司 Vernier adjustable PCB test device
CN101308183A (en) * 2007-05-18 2008-11-19 富葵精密组件(深圳)有限公司 Detection device and its detection method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW299037U (en) * 1996-07-03 1997-02-21 Forever Advanced Technology Corp Printed circuit board detection marking device
CN2480855Y (en) * 2001-05-09 2002-03-06 华硕电脑股份有限公司 Tester
CN200989909Y (en) * 2006-11-20 2007-12-12 深圳麦逊电子有限公司 Vernier adjustable PCB test device
CN101308183A (en) * 2007-05-18 2008-11-19 富葵精密组件(深圳)有限公司 Detection device and its detection method

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Publication number Publication date
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C06 Publication
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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C53 Correction of patent of invention or patent application
CB02 Change of applicant information

Address after: 518103 Shenzhen Province, Baoan District Town, Fuyong Tong tail Industrial Zone, factory building, building 5, floor, 1

Applicant after: FUKU PRECISION COMPONENTS (SHENZHEN) Co.,Ltd.

Co-applicant after: Zhen Ding Technology Co.,Ltd.

Address before: 518103 Shenzhen Province, Baoan District Town, Fuyong Tong tail Industrial Zone, factory building, building 5, floor, 1

Applicant before: FUKU PRECISION COMPONENTS (SHENZHEN) Co.,Ltd.

Co-applicant before: Hongsheng Technology Co.,Ltd.

C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20170303

Address after: Guangdong city of Shenzhen province Baoan District Songgang streets Yan Chuanyan Luzhen Luo Ding Technology Park plant A1 building to building A3

Patentee after: FUKU PRECISION COMPONENTS (SHENZHEN) Co.,Ltd.

Patentee after: Peng Ding Polytron Technologies Inc.

Address before: 518103 Shenzhen Province, Baoan District Town, Fuyong Tong tail Industrial Zone, factory building, building 5, floor, 1

Patentee before: FUKU PRECISION COMPONENTS (SHENZHEN) Co.,Ltd.

Patentee before: Zhen Ding Technology Co.,Ltd.

CP03 Change of name, title or address

Address after: Guangdong city of Shenzhen province Baoan District Songgang street Chuanyan Luo Lu Yan

Co-patentee after: Peng Ding Polytron Technologies Inc.

Patentee after: AVARY HOLDING (SHENZHEN) Co.,Ltd.

Address before: 518000 Guangdong city of Shenzhen province Baoan District Songgang streets Yan Chuanyan Luzhen Luo Ding Technology Park plant A1 building to building A3

Co-patentee before: Peng Ding Polytron Technologies Inc.

Patentee before: FUKU PRECISION COMPONENTS (SHENZHEN) Co.,Ltd.

CP03 Change of name, title or address
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121121

CF01 Termination of patent right due to non-payment of annual fee