CN104991094A - General PCBA standard test fixture - Google Patents
General PCBA standard test fixture Download PDFInfo
- Publication number
- CN104991094A CN104991094A CN201510411642.5A CN201510411642A CN104991094A CN 104991094 A CN104991094 A CN 104991094A CN 201510411642 A CN201510411642 A CN 201510411642A CN 104991094 A CN104991094 A CN 104991094A
- Authority
- CN
- China
- Prior art keywords
- lower box
- fixture
- universal
- box body
- pcba
- 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.)
- Pending
Links
Landscapes
- Pinball Game Machines (AREA)
Abstract
The invention discloses a general PCBA standard test fixture which comprises an upper box body, a lower box body and a clamp, wherein the clamp is arranged between the upper box body and the lower box body. A PCBA to be tested is positioned in the clamp; the clamp comprises a pressing plate, a carrier plate and a lower box body cover plate; the left and right two internal sides of the upper box body are respectively equipped with a cylinder; the lower box body is equipped with a general circuit; the pressing plate is arranged at the lower ends of cylinder telescoping portions; the lower box body cover plate is detachably arranged on the upper end of the lower box body; the carrier plate is positioned on the lower box body cover plate and is located under the pressing plate; the PCBA to be tested is positioned on the carrier plate; the lower end surface of the pressing plate is fixedly provided with a plurality of pressing rods; and the lower box body cover plate is fixedly provided with a plurality of test pins, wherein one end of each test pin is electrically connected with the general circuit in the lower box body, and the other end extends to the test point on the PCBA to be tested. The general PCBA standard test fixture can be suitable for test requirements of different PCBAs through fewer refits.
Description
Technical field
The present invention relates to a kind of PCBA fixture, particularly relate to a kind of universal PC BA standard test fixture.
Background technology
Any electronic product has to pass through test after production completes, the method of testing of usual PCBA circuit board puts it in test fixture, carries out ICT test (In Circuit Test) or FCT test (FunctionCircuit Test).These needs design specific PCBA fixture for different PCBA circuit boards.Because plank shape is different, test point is different, and internal circuit also has larger difference.Therefore the different fixtures corresponding to PCBA circuit board is also different, along with electronic product is to the development in short run customization direction, for the production of various boards designs different fixtures specially, fixture function then can be made fair, but its product produced stops production, and this greatly can cause the waste of resource and the raising of cost.
Traditional PCBA test fixture often carries out special design for PCBA circuit board.The design of mechanical aspects needs to ensure that the PCBA circuit board dismounting of test process is all very convenient, in test process, need to ensure that suitable acting force makes testing needle can direct engaged test position, the requirement of different PCBA circuit boards is different, different designs must be adopted, this just makes in general, and PCBA circuit board needs to design the requirement that different test fixtures could meet test.
For different PCBA circuit board specialized designs PCBA test fixtures, although can for fixture entirety carry out having for optimization, fixture can only be used for specific PCBA circuit board.If be pilot is produced, when after product not regenerative ratio, fixture also can only be scrapped, and this can cause the waste of resource.Also lack a kind of general fixture scheme of machine design at present, by simple repacking, the test request of different test products can be met, fixture major part structure is fully utilized.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of universal PC BA standard test fixture, make it have more value in industry.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of test request that just can be applicable to different PCBA circuit boards by less repacking, and waste can be avoided, the universal PC BA standard test fixture reduced costs.
A kind of universal PC BA standard test fixture that the present invention proposes, comprise, lower box and fixture, with user to for benchmark, described fixture be positioned at described on, between lower box, PCBA board to be measured to be positioned in described fixture and to be arranged in described upper box, it is characterized in that: described fixture comprises pressing plate, support plate and lower box cover plate, the left and right sides of described upper box inside is separately installed with cylinder, in described lower box, universal circuit is installed, described pressing plate is arranged on the lower end in described Telescopic-cylinder portion, described lower box cover plate is detachably arranged on the upper end of described lower box, described support plate to be positioned on described lower box cover plate and to be positioned at the below of described pressing plate, described PCBA board to be measured is positioned on described support plate, the lower surface of described pressing plate is installed with some pressure bars, described lower box cover plate is installed with some testing needles, universal circuit in one end of described testing needle and described lower box is electrically connected, the other end extends towards the test point in described PCBA board to be measured.
As a further improvement on the present invention, described upper box folding is located by connecting on described lower box cover plate, and the upper end of described upper box is open state, and the front outer wall of described upper box sets firmly leader.
As a further improvement on the present invention, described support plate is provided with draw-in groove and the reference column of some location PCBA board to be measured.
As a further improvement on the present invention, the lateral wall of described lower box is installed with General Circuit Interface.
As a further improvement on the present invention, the left and right sides outer wall of described lower box all sets firmly one to carry grasping handle for people.
As a further improvement on the present invention, the surrounding sidewall of described lower box is equipped with some louvres.
By such scheme, the present invention at least has the following advantages: pressed down by cylinder band dynamic pressure plate, the PCBA board to be measured on support plate is contacted with the testing needle on lower box cover plate, thus completes test.When needing to detect different PCBA board, only need to change pressing plate, support plate and lower box cover plate, these three structure installment are very convenient on standard fixture, make to reequip the time only needing a few minutes, just can complete at the scene.By changing these parts, identical fixture can be made for different PCBA board to be measured, making design cycle standardization and the modularization of fixture simultaneously, simplify design cycle, greatly improve efficiency, be highly suitable for short run, the production of customization and test.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of universal PC BA standard test fixture of the present invention;
Fig. 2 is the structural representation of center platen of the present invention, support plate and lower box cover plate.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Embodiment: a kind of universal PC BA standard test fixture, comprise, lower box 1, 6 and fixture 7, with user to for benchmark, described fixture be positioned at described on, between lower box, PCBA board 4 to be measured to be positioned in described fixture and to be arranged in described upper box, described fixture comprises pressing plate 71, support plate 72 and lower box cover plate 73, the left and right sides of described upper box inside is separately installed with cylinder 2, in described lower box, universal circuit is installed, described pressing plate is arranged on the lower end in described Telescopic-cylinder portion, described lower box cover plate is detachably arranged on the upper end of described lower box, described support plate to be positioned on described lower box cover plate and to be positioned at the below of described pressing plate, described PCBA board to be measured is positioned on described support plate, the lower surface of described pressing plate is installed with some pressure bars, described lower box cover plate is installed with some testing needles 731, universal circuit in one end of described testing needle and described lower box is electrically connected, the other end extends towards the test point in described PCBA board to be measured.
Whole fixture is divided into two large divisions, upper box and lower box, and upper box is the region of placing PCBA board to be measured, and lower box is mainly the universal circuit part of test, and lower box can be connected with testing tool.The structure of support plate is determined according to the structure of PCBA board to be measured, the support plate that different PCBA board designs is corresponding.Testing needle is arranged on lower box cover plate, and the pin mark position of testing needle needs to adjust according to PCBA circuit board.When carrying out the test of PCBA circuit board, by staff, upper box is opened, after PCBA board to be measured is put into, pressed down by cylinder, when cylinder presses down, pressing plate also presses down thereupon, and it is downward that the pressure bar on pressing plate can push down PCBA board to be measured, and the test point of PCBA board to be measured is contacted with the testing needle on lower box cover plate.Pressing plate, support plate and lower box cover plate are the structure of simplicity of design, low cost.
If the circuit of the PCBA board to be measured that fixture is supporting there occurs change, only need to change pressing plate, support plate and lower box cover plate.These three structure installment are very convenient on standard fixture, make to reequip the time only needing a few minutes, just can complete at the scene.By changing these parts, identical fixture can be made for different PCBA board to be measured.
Such design is adopted also to make design cycle standardization and the modularization of fixture, mechanical part only needs to design the pressure bar position on pressing plate, and coordinate the support plate of PCBA circuit board to be measured, again according to the position of testing needle on test request design lower box cover plate, again these testing needles are connected on the standard interface of universal circuit, thus simplify design cycle, greatly improve efficiency, be highly suitable for short run, the production of customization and test.
Described upper box folding is located by connecting on described lower box cover plate, and the upper end of described upper box is open state, and the front outer wall of described upper box sets firmly leader 3.Staff can be facilitated to open and close upper box by the effect of handle, make more convenient to operate.
Described support plate is provided with draw-in groove 721 and the reference column 722 of some location PCBA board to be measured.By the effect of draw-in groove and reference column, can PCBA board to be measured be stuck on assigned address, avoid PCBA board to be measured to rock on support plate, ensure that in PCBA board to be measured, test point can contact with testing needle accurately.
The lateral wall of described lower box is installed with General Circuit Interface 5.By General Circuit Interface, casing is interconnected with testing tool.
The left and right sides outer wall of described lower box all setting firmly one supplies people to carry the hand 8 of engaging in profiteering of grasping.Staff can be facilitated the carrying of whole device by handle.
The surrounding sidewall of described lower box is equipped with some louvres 9.Also in lower box, radiator fan can be installed.By the effect of dispel the heat Hot-air fan and louvre, lower box can be made to dispel the heat, reduce the temperature that in lower box, electronic component work produces, avoid element over-temperature, ensure the normal work of electronic component.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (6)
1. a universal PC BA standard test fixture, comprise, lower box and fixture, with user to for benchmark, described fixture be positioned at described on, between lower box, PCBA board to be measured to be positioned in described fixture and to be arranged in described upper box, it is characterized in that: described fixture comprises pressing plate, support plate and lower box cover plate, the left and right sides of described upper box inside is separately installed with cylinder, in described lower box, universal circuit is installed, described pressing plate is arranged on the lower end in described Telescopic-cylinder portion, described lower box cover plate is detachably arranged on the upper end of described lower box, described support plate to be positioned on described lower box cover plate and to be positioned at the below of described pressing plate, described PCBA board to be measured is positioned on described support plate, the lower surface of described pressing plate is installed with some pressure bars, described lower box cover plate is installed with some testing needles, universal circuit in one end of described testing needle and described lower box is electrically connected, the other end extends towards the test point in described PCBA board to be measured.
2. universal PC BA standard test fixture as claimed in claim 1, is characterized in that: described upper box folding is located by connecting on described lower box cover plate, and the upper end of described upper box is open state, and the front outer wall of described upper box sets firmly leader.
3. universal PC BA standard test fixture as claimed in claim 2, is characterized in that: described support plate is provided with draw-in groove and the reference column of some location PCBA board to be measured.
4. universal PC BA standard test fixture as claimed in claim 3, is characterized in that: the lateral wall of described lower box is installed with General Circuit Interface.
5. universal PC BA standard test fixture as claimed in claim 4, is characterized in that: the left and right sides outer wall of described lower box all sets firmly one and supply people to carry the handle of grasping.
6. universal PC BA standard test fixture as claimed in claim 5, is characterized in that: the surrounding sidewall of described lower box is equipped with some louvres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411642.5A CN104991094A (en) | 2015-07-14 | 2015-07-14 | General PCBA standard test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411642.5A CN104991094A (en) | 2015-07-14 | 2015-07-14 | General PCBA standard test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104991094A true CN104991094A (en) | 2015-10-21 |
Family
ID=54302931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510411642.5A Pending CN104991094A (en) | 2015-07-14 | 2015-07-14 | General PCBA standard test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104991094A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527466A (en) * | 2015-12-03 | 2016-04-27 | 河源沃图电子科技有限公司 | Pneumatic testing device of strengthening anti-interference motherboard calibration |
| CN109814024A (en) * | 2019-03-15 | 2019-05-28 | 上海伟世通汽车电子系统有限公司 | ICT test fixture |
| CN112676199A (en) * | 2021-01-21 | 2021-04-20 | 东莞市聚明电子科技有限公司 | Full-automatic test equipment for PCB (printed circuit board) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100117673A1 (en) * | 2008-11-11 | 2010-05-13 | Samsung Electronics Co., Ltd. | Interface structure of wafer test equipment |
| CN203551738U (en) * | 2013-11-21 | 2014-04-16 | 福建联迪商用设备有限公司 | Modular PCB board test device which can be replaced rapidly |
| CN104007380A (en) * | 2014-05-30 | 2014-08-27 | 苏州锟恩电子科技有限公司 | PCB test fixture |
| CN104614610A (en) * | 2015-01-29 | 2015-05-13 | 北京四方继保自动化股份有限公司 | Modular needle bed fixture for testing PCBA |
| CN204925158U (en) * | 2015-07-14 | 2015-12-30 | 苏州世纪福智能装备股份有限公司 | General PCBA standard test anchor clamps |
-
2015
- 2015-07-14 CN CN201510411642.5A patent/CN104991094A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100117673A1 (en) * | 2008-11-11 | 2010-05-13 | Samsung Electronics Co., Ltd. | Interface structure of wafer test equipment |
| CN203551738U (en) * | 2013-11-21 | 2014-04-16 | 福建联迪商用设备有限公司 | Modular PCB board test device which can be replaced rapidly |
| CN104007380A (en) * | 2014-05-30 | 2014-08-27 | 苏州锟恩电子科技有限公司 | PCB test fixture |
| CN104614610A (en) * | 2015-01-29 | 2015-05-13 | 北京四方继保自动化股份有限公司 | Modular needle bed fixture for testing PCBA |
| CN204925158U (en) * | 2015-07-14 | 2015-12-30 | 苏州世纪福智能装备股份有限公司 | General PCBA standard test anchor clamps |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527466A (en) * | 2015-12-03 | 2016-04-27 | 河源沃图电子科技有限公司 | Pneumatic testing device of strengthening anti-interference motherboard calibration |
| CN105527466B (en) * | 2015-12-03 | 2018-08-24 | 河源沃图电子科技有限公司 | A kind of Pneumatic test device for reinforcing anti-tampering mainboard calibration |
| CN109814024A (en) * | 2019-03-15 | 2019-05-28 | 上海伟世通汽车电子系统有限公司 | ICT test fixture |
| CN112676199A (en) * | 2021-01-21 | 2021-04-20 | 东莞市聚明电子科技有限公司 | Full-automatic test equipment for PCB (printed circuit board) |
| CN112676199B (en) * | 2021-01-21 | 2024-10-18 | 东莞市聚明电子科技有限公司 | Full-automatic test equipment for PCB (printed circuit board) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204925158U (en) | General PCBA standard test anchor clamps | |
| CN104991094A (en) | General PCBA standard test fixture | |
| CN103412212A (en) | PCB performance detection jig with positioning function | |
| CN105004888A (en) | Adjustable test tool for integrated circuit | |
| CN204974511U (en) | Pencil finished product testing equipment | |
| CN204166014U (en) | A kind of adjustable integrated circuit measurement jig | |
| CN106767256A (en) | A kind of large-sized structural parts rapid detection tool | |
| CN203882623U (en) | Capacitive flexible circuit board burning device | |
| CN104440656B (en) | Car lamp detecting clamp | |
| CN203572926U (en) | PCB performance detecting jig with location and heat dissipation functions | |
| CN204925184U (en) | PCBA radio frequency isolating device | |
| CN204154223U (en) | A kind of automobile appliance special for detecting of special-shaped connecting pipe | |
| CN103203850A (en) | Mold locking internal-contracting-braking mechanism of bellows birdmouth injection machine | |
| CN207556405U (en) | A kind of mechanical dimension's measured material | |
| CN204329811U (en) | A kind of automobile integral list lamp cubing | |
| CN203572924U (en) | PCB performance detection jig with heat dissipation function, locating function and stroke limiting function | |
| CN203643524U (en) | PCB used for testing capacitance screen membrane material sensor | |
| CN103487740A (en) | PCB performance detecting jig with location and heat dissipation functions | |
| CN207859684U (en) | Aluminium pressing plate replaces operation bench with mold | |
| CN207914967U (en) | A kind of assembly manipulation platform of threading casing | |
| CN203572891U (en) | PCB (printed circuit board) performance detection tool with positioning function | |
| CN205991759U (en) | A kind of valve body porous position degree detection apparatus | |
| CN206161561U (en) | Last detection of component system of PCB based on machine vision | |
| CN206425883U (en) | A kind of material-pulling device of Digit Control Machine Tool | |
| CN105307421B (en) | Board positioning means in a kind of printing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151021 |