CN107561422A - A kind of high pressure resistant test device of transformer printed circuit and its method - Google Patents
A kind of high pressure resistant test device of transformer printed circuit and its method Download PDFInfo
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- CN107561422A CN107561422A CN201710811259.8A CN201710811259A CN107561422A CN 107561422 A CN107561422 A CN 107561422A CN 201710811259 A CN201710811259 A CN 201710811259A CN 107561422 A CN107561422 A CN 107561422A
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- 238000012360 testing method Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title abstract description 11
- 239000004744 fabric Substances 0.000 claims abstract description 77
- 239000000835 fiber Substances 0.000 claims description 8
- 238000010998 test method Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000105 evaporative light scattering detection Methods 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention provides a kind of high pressure resistant test device of transformer printed circuit and its method, its device includes platen on test machine, upper mould, test machine chassis, lower mould, conductive fabric, supporting plate, fixed plate, transformer printed circuit, high pressure resistant tester, mould is fixed with test machine on platen, test machine chassis is provided with lower mould, two parallel electrically conductive cloth is fixed on lower mould, supporting plate is provided between two parallel electrically conductive cloth, fixed plate is partially covered on conductive fabric, transformer printed circuit both sides are fixed between fixed plate, transformer printed circuit is placed on conductive fabric, the geometrical clamp of high pressure resistant tester is connected on conductive fabric；Its method is（1）Conductive fabric is fixed,（2）Contact point is fixed,（3）Fixed plate and supporting plate are fixed,（4）Mass is tested.High pressure resistant testing efficiency is low between the present invention solves the problems, such as transformer printed circuit network, and several products can be fixed in test device, realizes that mass is tested, and Internet contact is good, and loss is close to zero.
Description
Technical field
The present invention relates to the technical field of transformer printed circuit test, especially a kind of transformer printed circuit are high pressure resistant
Test device and its method.
Background technology
Transformer printed circuit belongs to coil form product, and two different networks are formed between circuit, are deposited between two networks
In high pressure resistant demand.In the prior art, single unit, work be can be only done using high pressure resistant tester manual test, every time test
It is low to make efficiency, can not mass detection.
The content of the invention
The purpose of the present invention is to be directed to above mentioned problem existing for existing technology, there is provided a kind of transformer printed circuit is resistance to
High-voltage testing device and its method, apparatus of the present invention and method of testing solve high pressure resistant test between transformer printed circuit network
The problem of efficiency is low, several products can be fixed in test device, realize that mass is tested, Internet contact is good, loss
Close to zero.
Therefore, the technical solution that apparatus of the present invention and method of testing are taken is：
A kind of high pressure resistant test device of transformer printed circuit, including platen on test machine, upper mould, test machine chassis, lower mould, lead
Electric cloth, supporting plate, fixed plate, transformer printed circuit, high pressure resistant tester, mould is fixed with platen on test machine, test
Machine chassis is provided with lower mould, and two parallel electrically conductive cloth are fixed on lower mould, and supporting plate is provided between two parallel electrically conductive cloth, fixed
Plate part is covered on conductive fabric, and transformer printed circuit both sides are fixed between fixed plate, and transformer printed circuit, which is placed on, leads
On electric cloth, the geometrical clamp of high pressure resistant tester is connected on conductive fabric.
As further preferred, the conductive fabric is made up of conductive fiber layer and spongy layer, and the spongy layer is fixed on institute
State on lower mould.
As further preferred, the conductive fabric thickness is 3.5mm ~ 4.5mm, the conductive cloth length be 250mm ~
350mm, the conductive fabric width are 20mm ~ 50mm, and the thickness ratio of the thickness of the conductive fiber layer and the spongy layer is 1/2
~9/10。
As further preferred, the support plate thickness is 1.5mm ~ 2.5mm.
As further preferred, the small 0.2mm ~ 1mm of transformer printed circuit thickness described in the fixed plate thickness ratio.
As further preferred, the fixed plate is U-shape structure, and the U-shape structure spacing of the fixed plate is adjustable.
To realize that the mass test to transformer printed circuit uses following measuring method：
A kind of high pressure resistant method of testing of transformer printed circuit, step are as follows：
（1）Conductive fabric is fixed：Fixed upper mould, mould under being fixed on test machine chassis, by two conductions on platen on a testing machine
Cloth is arranged in parallel on lower mould, and conductive fabric connects the geometrical clamp of high pressure resistant tester respectively, and two are formed between two conductive fabrics
Test network；
（2）Contact point is fixed：The spacing of conductive fabric is adjusted according to the size of transformer printed circuit, is smaller than transformer printing
The length or width of circuit, conductive fabric are completely attached to the pad in the network of transformer printed circuit；
（3）Fixed plate and supporting plate are fixed：Fixed plate is placed on conductive fabric, conductive fabric aligns with the outer side edges of fixed plate, Gu
The U-shape structure spacing of fixed board is the length or width of transformer printed circuit；
（4）Mass is tested：At least two transformer printed circuits are fixed in fixed plate side by side successively, upper mould compresses downwards
Transformer printed circuit, start high pressure resistant tester, high pressure resistant tester voltage value is in acceptance value, transformer printed circuit
High pressure resistant test complete, high pressure resistant tester voltage value not in acceptance value, halve every time take out transformer printed circuit,
Second half is to be checked, selects out unqualified transformer printed circuit, realizes high pressure resistant batch two networks of transformer printed circuit
Quantify test.
The beneficial effect of above-mentioned technical proposal is：
Apparatus of the present invention use two conductive fabrics, and two test networks, transformer printed circuit are may be constructed in two conductive fabrics
It is arranged in parallel on conductive fabric, it is possible to achieve high pressure resistant mass transformer printed circuit network is tested；Apparatus of the present invention
To ensure to contact well with conductive fabric in test process network, it is provided between conductive fiber layer upper mounted plate and two conductive fabrics
Supporting plate, the transformer printed circuit that fixed plate can detect mass is fixed and marshalling, and product is in placement process
Quickly it can be drawn close to one end, the thickness difference provided with 0.2mm ~ 1mm, so that product contacts well with conductive fabric.Supporting plate simultaneously
The downward range of transformer printed circuit is defined, avoids spongy layer lost its bounce, effectively extend spongy layer uses the longevity
Life, avoid loose contact caused by elasticity inactivation；Loss of the present invention is realized to two networks of transformer printed circuit close to zero
Between the test of high pressure resistant mass, while reduce labor intensity and improve testing efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the high pressure resistant test device of transformer printed circuit of the present invention.
Fig. 2 is the high pressure resistant test device of transformer printed circuit of the present invention（Omit platen and upper mould on test machine）Survey
Try schematic diagram.
In figure：1st, platen on test machine；2nd, upper mould；3rd, test machine chassis；4th, lower mould；5th, conductive fabric；6th, supporting plate；7th, it is solid
Fixed board；8th, transformer printed circuit；9th, high pressure resistant tester；901st, geometrical clamp.
Embodiment
To make the features and advantages of the invention clearer, it is described with reference to specific embodiment.
As shown in Fig. 1 ~ Fig. 2, a kind of high pressure resistant test device of transformer printed circuit, including platen 1, upper mould on test machine
2nd, test machine chassis 3, lower mould 4, conductive fabric 5, supporting plate 6, fixed plate 7, transformer printed circuit 8, high pressure resistant tester 9, survey
Mould 2 is fixed with test-run a machine on platen 1, test machine chassis 3 is provided with lower mould 4, and two parallel electrically conductive cloth 5 are fixed on lower mould 4,
Supporting plate 6 is provided between two parallel electrically conductive cloth 5, fixed plate 7 is partially covered on conductive fabric 5, the both sides of transformer printed circuit 8
Fix between fixed plate 7, transformer printed circuit 8 is placed on conductive fabric 5, and the geometrical clamp of high pressure resistant tester 9, which is connected to, leads
On electric cloth 5.
In the present embodiment, the conductive fabric 5 is made up of conductive fiber layer and spongy layer, the spongy layer be fixed on it is described under
On mould 4, the thickness of conductive fabric 5 is 3.5mm ~ 4.5mm, and the length of conductive fabric 5 is 250mm ~ 350mm, and the conductive fabric 5 is wide
Spend for 20mm ~ 50mm, the thickness ratio of the thickness of the conductive fiber layer and the spongy layer is 1/2 ~ 9/10, conductive fiber layer with
The Internet contact to be tested of transformer printed circuit 8, spongy layer, which plays, when platen 1 pushes on test machine makes conductive fiber layer with becoming
8 abundant contact action of depressor printed circuit.In the present embodiment, the thickness of supporting plate 6 is 1.5mm ~ 2.5mm, and supporting plate 6 is placed
Between two conductive fabrics 5, for supporting transformer printed circuit 8, product crushing conductive fabric 5 in test process is prevented, is kept away
Exempt from the spongy layer in conductive fabric 5 to follow the string and cause the problem of conductive fabric 5 is with transformer 8 loose contact of printed circuit.
In the present embodiment, the small 0.2mm ~ 1mm of thickness of transformer printed circuit 8, fixed plate described in the thickness ratio of fixed plate 7
7 are used for the position of stationary transformer printed circuit 8, on test machine during the downward pressure transformer printed circuit 8 of platen 1, the meeting of conductive fabric 5
Generation elastic deformation, supporting plate 6 are used to limit elastic deformation amount, transformer printed circuit 8 is reached and the optimum contact of conductive fabric 5
Effect, while avoid the transition deformation of conductive fabric 5 from causing transformer printed circuit 8 and the loose contact of conductive fabric 5, fixed plate 7 limits
Push the realization of displacement.
In the present embodiment, the fixed plate 7 is U-shape structure, and the U-shape structure spacing of the fixed plate 7 is adjustable, transformer print
The both ends of circuit 8 processed are fixed between the U-shape structure of fixed plate 7, the detected both ends of transformer printed circuit 8 is alignd and is kept solid
It is fixed, it is consistent when contacting detection transformer printed circuit 8, improves the reliability of detection.
To realize that the mass test to transformer printed circuit uses following measuring method：
As depicted in figs. 1 and 2, a kind of high pressure resistant method of testing of transformer printed circuit, step are as follows：
（1）Conductive fabric is fixed：Fixed upper mould 2, mould 4 under being fixed on test machine chassis 3, by two on platen 1 on a testing machine
Conductive fabric 5 is arranged in parallel on lower mould 4, and conductive fabric 5 connects the geometrical clamp 901 of high pressure resistant tester 9, two conductive fabrics 5 respectively
Between form two test networks；
（2）Contact point is fixed：The spacing of conductive fabric 5 is adjusted according to the size of transformer printed circuit 8, is smaller than transformer print
The length or width of circuit 8 processed, conductive fabric 5 completely attach to the pad in the network of transformer printed circuit 8；
（3）Fixed plate and supporting plate are fixed：Fixed plate 7, conductive fabric 5 and the outer side edges pair of fixed plate 7 are placed on conductive fabric 5
Together, the U-shape structure spacing of fixed plate 7 is the length or width of transformer printed circuit 8；
（4）Mass is tested：At least two transformer printed circuits 8 are fixed in fixed plate 7 side by side successively, upper mould 2 is downward
Transformer printed circuit 8 is compressed, starts high pressure resistant tester 9, the high pressure resistant voltage value of tester 9 is in acceptance value, transformer
The high pressure resistant test of printed circuit 8 is completed, and the high pressure resistant voltage value of tester 9 halves taking-up transformation every time not in acceptance value
Device printed circuit 8, second half is to be checked, selects out unqualified transformer printed circuit 8, realizes to transformer printed circuit 8 two
High pressure resistant mass test between network.
20 transformer printed circuits 8 to be detected are fixed on conductive fabric 5, compress transformer printed circuit 8, are started resistance to
High voltage testing device 9, voltage value in acceptance value, detection batch complete test, if voltage value not in acceptance value, every time from
Half is taken out in test product to detect again, for the product disqualification rate of transformer printed circuit 80 ~ 0.1%, second half is to be checked, and 1000
The testing time of individual transformer printed circuit 8 is 2 hours ~ 3 hours, and the far super single network in the prior art of operating efficiency is independent
Detection, the high pressure resistant test of mass is realized to product.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within protection scope of the present invention.
Claims (7)
- A kind of 1. high pressure resistant test device of transformer printed circuit, it is characterised in that：Including platen, upper mould, test on test machine Machine chassis, lower mould, conductive fabric, supporting plate, fixed plate, transformer printed circuit, high pressure resistant tester, it is solid on upper test machine platen Surely there is upper mould, test machine chassis is provided with lower mould, and two parallel electrically conductive cloth are fixed on lower mould, are set between two parallel electrically conductive cloth There is supporting plate, fixed plate is partially covered on conductive fabric, and transformer printed circuit both sides are fixed between fixed plate, transformer printing Circuit is placed on conductive fabric, and the geometrical clamp of high pressure resistant tester is connected on conductive fabric.
- 2. the high pressure resistant test device of transformer printed circuit according to claim 1, it is characterised in that：The conductive fabric by Conductive fiber layer and spongy layer are formed, and the spongy layer is fixed on the lower mould.
- 3. the high pressure resistant test device of transformer printed circuit according to claim 1, it is characterised in that：The conductive fabric is thick It is 250mm ~ 350mm to spend for 3.5mm ~ 4.5mm, the conductive cloth length, and the conductive fabric width is 20mm ~ 50mm, described to lead The thickness ratio of the thickness of electric fibrous layer and the spongy layer is 1/2 ~ 9/10.
- 4. the high pressure resistant test device of transformer printed circuit according to claim 1, it is characterised in that：The support thickness of slab Spend for 1.5mm ~ 2.5mm.
- 5. the high pressure resistant test device of transformer printed circuit according to claim 1, it is characterised in that：The fixed thickness of slab Degree is smaller 0.2mm ~ 1mm than the transformer printed circuit thickness.
- 6. the high pressure resistant test device of transformer printed circuit according to claim 1, it is characterised in that：The fixed plate is U-shape structure, the U-shape structure spacing of the fixed plate is adjustable.
- 7. a kind of high pressure resistant method of testing of transformer printed circuit, including apply the claim 1 ~ 6 transformer printed circuit High pressure resistant test device, it is characterised in that：Step is as follows：Conductive fabric is fixed：Fixed upper mould on platen on a testing machine, mould under being fixed on test machine chassis, two conductive fabrics is put down Row is arranged on lower mould, and conductive fabric connects the geometrical clamp of high pressure resistant tester respectively, and two tests are formed between two conductive fabrics Network；Contact point is fixed：The spacing of conductive fabric is adjusted according to the size of transformer printed circuit, is smaller than transformer printing electricity The length or width on road, conductive fabric are completely attached to the pad in the network of transformer printed circuit；Fixed plate and supporting plate are fixed：Fixed plate is placed on conductive fabric, conductive fabric aligns with the outer side edges of fixed plate, fixed plate U-shape structure spacing be transformer printed circuit length or width；（4）Mass is tested：At least two transformer printed circuits are fixed in fixed plate side by side successively, upper mould compresses downwards Transformer printed circuit, start high pressure resistant tester, high pressure resistant tester voltage value is in acceptance value, transformer printed circuit High pressure resistant test complete, high pressure resistant tester voltage value not in acceptance value, halve every time take out transformer printed circuit, Second half is to be checked, selects out unqualified transformer printed circuit, realizes high pressure resistant batch two networks of transformer printed circuit Quantify test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811259.8A CN107561422A (en) | 2017-09-11 | 2017-09-11 | A kind of high pressure resistant test device of transformer printed circuit and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710811259.8A CN107561422A (en) | 2017-09-11 | 2017-09-11 | A kind of high pressure resistant test device of transformer printed circuit and its method |
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| Publication Number | Publication Date |
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| CN107561422A true CN107561422A (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710811259.8A Pending CN107561422A (en) | 2017-09-11 | 2017-09-11 | A kind of high pressure resistant test device of transformer printed circuit and its method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111190090A (en) * | 2018-11-15 | 2020-05-22 | 宁波舜宇光电信息有限公司 | Connecting structure for module power-on test and corresponding adapter |
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| CN101975883A (en) * | 2010-10-26 | 2011-02-16 | 江苏奥雷光电有限公司 | Method for measuring semiconductor detector dark current |
| CN202502195U (en) * | 2012-01-16 | 2012-10-24 | 深圳市深联电路有限公司 | Printed circuit thick copper power board high voltage resistant test special mold |
| CN102749565A (en) * | 2012-07-25 | 2012-10-24 | 昆山达功电子有限公司 | Horizontal transformer dielectric-strength testing jig for |
| CN102798739A (en) * | 2012-09-06 | 2012-11-28 | 杭州士兰集成电路有限公司 | IC (Integrated Circuit) plastic-package body voltage withstand test clamp and test methods |
| CN103063885A (en) * | 2012-12-31 | 2013-04-24 | 安徽天鹅科技实业（集团）有限公司 | Electronic transformer high-voltage insulation test fixture |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111190090A (en) * | 2018-11-15 | 2020-05-22 | 宁波舜宇光电信息有限公司 | Connecting structure for module power-on test and corresponding adapter |
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