CN103245906A - Circuit board function test system - Google Patents
Circuit board function test system Download PDFInfo
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- CN103245906A CN103245906A CN201310140453XA CN201310140453A CN103245906A CN 103245906 A CN103245906 A CN 103245906A CN 201310140453X A CN201310140453X A CN 201310140453XA CN 201310140453 A CN201310140453 A CN 201310140453A CN 103245906 A CN103245906 A CN 103245906A
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Abstract
The invention belongs to the field of circuit board test techniques and discloses a circuit board function test system. The circuit board function test system comprise a cabinet adopting standard design of 19 inch 42U, a test clamp and a plurality of functional modules designed to standard 19 inches and mutually individually constructed in the cabinet. The circuit board function test system adopts a modularized design, can quickly combine and construct each module according to practical demand, is high in debugging and test efficiency, and can carry out quick field detect; and in addition, the modules are mutually independent, when the system needs to be partly updated or maintained, corresponding modules are only replaced or maintained, so that the debugging and the maintenance are convenient.
Description
Technical field
The invention belongs to the circuit board testing technical field, relate in particular to a kind of circuit board function test system.
Background technology
Modern electronic equipment is the circuit board intensive product mostly, and circuit board is as the basic composition unit of equipment, and its stability, reliability requirement constantly increase.Therefore to the detection fast and accurately of in process of production circuit board, have very important significance.
In circuit board assembling (PCBA) process, there are the characteristics that pin is many, input/output signal is complicated in circuit board, with the very difficult satisfied requirement that circuit board is carried out accurately, tests fast of existing circuit board testing system.Therefore, exigence design one cover is debugged the testing efficiency height, can on-the-spot be carried out the circuit board function test system of fast detecting, to satisfy the demand that circuit board is tested.
Summary of the invention
In order to solve the problems of the technologies described above, the object of the present invention is to provide a kind of circuit board function test system of debugging the testing efficiency height, can on-the-spot carrying out fast detecting, can debug fast according to the specific requirement of circuit board testing and test and circuit board is detected.
Complete skill scheme of the present invention is that a kind of circuit board function test system comprises a rack, a plurality of functional module and test fixture.
Described rack is the basic framework of total system, adopts the design of 19 inches 42U of standard.
Described functional module all is configured to 19 inches form of standard, builds in rack.
Described functional module can comprise: AC power supplies allocation units, backboard formula function IO interface box, measuring unit, AC power supplies, DC power supply, AC load, DC load, quick connecting interface and system unit.
Described AC power supplies allocation units provide the load capacity of 6 road 10A, and there is independent overload protection on each road; Be provided with functions such as total volume overload protection, earth leakage protection, urgent power down simultaneously.
Described backboard formula function IO interface box comprises DI/DO interface card, Relay output interface card, the measurement of two lines interface card, four line measurement+current measurement interface cards and power unit interface card.
Described DI/DO interface card is configurable IO interface unit, can be configured as the switching value input block of active input (24VDC) pattern, also can be configured to (24VDC) switching value output unit of active input.
Described Relay output interface card is often opened the Relay output unit for fixing at 16, and as media, directly TTL switching value level conversion being become can load-carrying passive switch amount output form with relay.
Described two lines are measured interface card for fixing 16 electric signal measurement unit, as media, directly TTL switching value level conversion are become can directly measure the interface shape of electric signal with relay.
Described four line measurement+current measurement interface cards are measured+4 channel current measuring unit interface cards for fixing 6 passages, four lines, as media, directly TTL switching value level conversion are become can directly measure the interface shape of electric signal with relay.
Described power unit interface card as media, directly becomes can directly export the interface shape of high-power signal to TTL switching value level conversion with big capacity relay for fixing 8 channel power switch output interface cards.
Described quick connecting interface adopts the design of modularization standard interface, can dock with test fixture by manual connected mode.
Described system unit is the CPU (central processing unit) of all appts in the centralized management system, on establish for hardware interfaces such as the GPIB, the RS232 that connect instrument and equipment, RS485, WAN, TCP/IP, carry out instrument control and system configuration by software test platform.
Described test fixture can become different specifications according to concrete detection Demand Design, realizes loading and unloading fast by quick connecting interface and system.
The present invention compared with prior art has following beneficial effect:
The invention provides a kind of circuit board function test system, adopt modular design, what each functional module was separate places in the rack, can carry out Rapid Combination to each module according to the actual requirements and build, and debugs the testing efficiency height, can carry out fast detecting in the scene; Because separate between each module, system needs local updating or when safeguarding, only needs corresponding module replaced or safeguard get final product, debugs and easy to maintenance, has improved the service efficiency of native system greatly, has reduced production cost.The present invention adopts the quick connecting interface of modularization standard design, can realize the rapid abutting joint of test fixture by manual mode, when different circuit boards is detected, only need change corresponding test fixture and get final product.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute to improper restriction of the present invention, in the accompanying drawings:
Fig. 1 is structural representation of the present invention.
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the present invention in illustrative examples and the explanation of this invention, but not as a limitation of the invention.
Present embodiment provides a kind of circuit board function test system, as shown in Figure 1, comprise a rack 1 that adopts 19 inches 42U designs of standard, test fixture 2, and be designed to the separate a plurality of functional modules of building in rack of 19 inches forms of standard: AC power supplies allocation units 3, backboard formula function IO interface box 4, quick connecting interface 5 and system unit 6.Described test fixture 2 can become different specifications according to concrete detection Demand Design, realizes loading and unloading fast by quick connecting interface and system.
Described AC power supplies allocation units 3 provide the load capacity of 6 road 10A, and there is independent overload protection on each road; Be provided with functions such as total volume overload protection, earth leakage protection, urgent power down simultaneously.
Described backboard formula function IO interface box 4 comprises DI/DO interface card 7, Relay output interface card 8, two lines measurement interface card 9, four line measurement+current measurement interface card 10 and power unit interface cards 11.Described DI/DO interface card 7 is configurable IO interface unit, can be configured as the switching value input block of active input (24VDC) pattern, also can be configured to (24VDC) switching value output unit of active input; Described Relay output interface card 8 is often opened the Relay output unit for fixing at 16, and as media, directly TTL switching value level conversion being become can load-carrying passive switch amount output form with relay; Described two lines are measured interface card 9 for fixing 16 electric signal measurement unit, as media, directly TTL switching value level conversion are become can directly measure the interface shape of electric signal with relay; Described four line measurement+current measurement interface cards 10 are measured+4 channel current measuring unit interface cards for fixing 6 passages, four lines, as media, directly TTL switching value level conversion are become can directly measure the interface shape of electric signal with relay; Described power unit interface card 11 as media, directly becomes can directly export the interface shape of high-power signal to TTL switching value level conversion with big capacity relay for fixing 8 channel power switch output interface cards.
Described quick connecting interface 5 adopts the design of modularization standard interface, can dock with test fixture 2 by manual connected mode.
Described system unit 6 is the CPU (central processing unit) of all appts in the centralized management system, on establish for hardware interfaces such as the GPIB, the RS232 that connect instrument and equipment, RS485, WAN, TCP/IP, carry out instrument control and system configuration by software test platform.
The invention provides a kind of circuit board function test system, adopt modular design, what each functional module was separate places in the rack, can carry out Rapid Combination to each module according to the actual requirements and build, and debugs the testing efficiency height, can carry out fast detecting in the scene; Because separate between each module, system needs local updating or when safeguarding, only needs corresponding module replaced or safeguard get final product, debugs and easy to maintenance, has improved the service efficiency of native system greatly, has reduced production cost.The present invention adopts the quick connecting interface 5 of modularization standard design, can realize the rapid abutting joint of test fixture 2 by manual mode, when different circuit boards is detected, only need change corresponding test fixture and get final product.
More than technical scheme that the embodiment of the invention is provided be described in detail, used specific case herein principle and the embodiment of the embodiment of the invention are set forth, the explanation of above embodiment only is applicable to the principle that helps to understand the embodiment of the invention; Simultaneously, for one of ordinary skill in the art, according to the embodiment of the invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. circuit board function test system, comprise a rack, a plurality of functional module and test fixture, it is characterized in that: described rack is the basic framework of total system, the design of 19 inches 42U of employing standard, described functional module all is configured to 19 inches form of standard, builds in rack.
2. a kind of circuit board function test system according to claim 1 is characterized in that: described functional module can comprise AC power supplies allocation units, backboard formula function IO interface box, measuring unit, AC power supplies, DC power supply, AC load, DC load, connecting interface and system unit fast.
3. a kind of circuit board function test system according to claim 2 is characterized in that: described AC power supplies allocation units, the load capacity of 6 road 10A is provided, and there is independent overload protection on each road; Be provided with functions such as total volume overload protection, earth leakage protection, urgent power down simultaneously.
4. according to the described a kind of circuit board function test system of claim 2-3, it is characterized in that: described backboard formula function IO interface box comprises DI/DO interface card, Relay output interface card, the measurement of two lines interface card, four line measurement+current measurement interface cards and power unit interface card.
5. according to the described a kind of circuit board function test system of claim 2-4, it is characterized in that: described quick connecting interface adopts the design of modularization standard interface, can dock with test fixture by manual connected mode.
6. according to the described a kind of circuit board function test system of claim 2-5, it is characterized in that: described system unit is the CPU (central processing unit) of all appts in the centralized management system, on establish for hardware interfaces such as the GPIB, the RS232 that connect instrument and equipment, RS485, WAN, TCP/IP, carry out instrument control and system configuration by software test platform.
7. according to the described a kind of circuit board function test system of claim 4-6, it is characterized in that: described DI/DO interface card is configurable IO interface unit, can be configured as the switching value input block of active input (24VDC) pattern, also can be configured to (24VDC) switching value output unit of active input; Described Relay output interface card is often opened the Relay output unit for fixing at 16, and as media, directly TTL switching value level conversion being become can load-carrying passive switch amount output form with relay; Described two lines are measured interface card for fixing 16 electric signal measurement unit, as media, directly TTL switching value level conversion are become can directly measure the interface shape of electric signal with relay; Described four line measurement+current measurement interface cards are measured+4 channel current measuring unit interface cards for fixing 6 passages, four lines, as media, directly TTL switching value level conversion are become can directly measure the interface shape of electric signal with relay; Described power unit interface card as media, directly becomes can directly export the interface shape of high-power signal to TTL switching value level conversion with big capacity relay for fixing 8 channel power switch output interface cards.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310140453XA CN103245906A (en) | 2013-04-22 | 2013-04-22 | Circuit board function test system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310140453XA CN103245906A (en) | 2013-04-22 | 2013-04-22 | Circuit board function test system |
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| CN103245906A true CN103245906A (en) | 2013-08-14 |
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| CN201310140453XA Pending CN103245906A (en) | 2013-04-22 | 2013-04-22 | Circuit board function test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107015179A (en) * | 2017-05-12 | 2017-08-04 | 上海联影医疗科技有限公司 | Radio-frequency power amplifier and magnetic resonance imaging system |
| CN107861052A (en) * | 2017-11-27 | 2018-03-30 | 国营芜湖机械厂 | A kind of test box of circuit board |
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| US5131272A (en) * | 1990-03-15 | 1992-07-21 | Harris Corporation | Portable deployable automatic test system |
| CN1385973A (en) * | 2001-05-10 | 2002-12-18 | 深圳市中兴通讯股份有限公司上海第二研究所 | Power source single-board universal tester |
| CN101281232A (en) * | 2008-05-22 | 2008-10-08 | 株洲南车时代电气股份有限公司 | System and method for testing locomotive general-purpose circuit board function |
| CN101937222A (en) * | 2010-08-17 | 2011-01-05 | 北京交通大学 | Board level testing system |
| CN101986279A (en) * | 2010-11-17 | 2011-03-16 | 许继集团有限公司 | Board card test system |
| CN202339718U (en) * | 2011-11-29 | 2012-07-18 | 北京广利核系统工程有限公司 | Extendible nuclear power DCS automatic testing device |
| CN203275590U (en) * | 2013-04-22 | 2013-11-06 | 南京同尔电子科技有限公司 | Circuit board function test system |
-
2013
- 2013-04-22 CN CN201310140453XA patent/CN103245906A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5131272A (en) * | 1990-03-15 | 1992-07-21 | Harris Corporation | Portable deployable automatic test system |
| CN1385973A (en) * | 2001-05-10 | 2002-12-18 | 深圳市中兴通讯股份有限公司上海第二研究所 | Power source single-board universal tester |
| CN101281232A (en) * | 2008-05-22 | 2008-10-08 | 株洲南车时代电气股份有限公司 | System and method for testing locomotive general-purpose circuit board function |
| CN101937222A (en) * | 2010-08-17 | 2011-01-05 | 北京交通大学 | Board level testing system |
| CN101986279A (en) * | 2010-11-17 | 2011-03-16 | 许继集团有限公司 | Board card test system |
| CN202339718U (en) * | 2011-11-29 | 2012-07-18 | 北京广利核系统工程有限公司 | Extendible nuclear power DCS automatic testing device |
| CN203275590U (en) * | 2013-04-22 | 2013-11-06 | 南京同尔电子科技有限公司 | Circuit board function test system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107015179A (en) * | 2017-05-12 | 2017-08-04 | 上海联影医疗科技有限公司 | Radio-frequency power amplifier and magnetic resonance imaging system |
| CN107861052A (en) * | 2017-11-27 | 2018-03-30 | 国营芜湖机械厂 | A kind of test box of circuit board |
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Application publication date: 20130814 |
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