CN202948064U - Handheld device for testing resistance value of conductive ink printed wiring board - Google Patents
Handheld device for testing resistance value of conductive ink printed wiring board Download PDFInfo
- Publication number
- CN202948064U CN202948064U CN 201220600460 CN201220600460U CN202948064U CN 202948064 U CN202948064 U CN 202948064U CN 201220600460 CN201220600460 CN 201220600460 CN 201220600460 U CN201220600460 U CN 201220600460U CN 202948064 U CN202948064 U CN 202948064U
- Authority
- CN
- China
- Prior art keywords
- needle
- spring
- undersetting
- upper bracket
- conductive ink
- 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
Links
Images
Landscapes
- Measuring Leads Or Probes (AREA)
Abstract
The utility model discloses a handheld device for testing a resistance value of a conductive ink printed wiring board. The handheld device is characterized by comprising an upper support and a lower support. The upper support and the lower support are fixed with each other to be a whole, an upper support protrusion part of the upper support protruded out of the lower support is provided with a spring-needle needle sleeve guiding hole, a spring-needle needle sleeve is fixed in the spring-needle needle sleeve guiding hole, and a spring testing needle is arranged in the spring-needle needle sleeve. A spring-needle needle point direction of the spring testing needle is downward, and a spring-needle needle point is protruded out of a plane where the bottom surface of the lower support is located. A wire welding column is arranged at the upper end of the spring-needle needle sleeve and is welded to one end of a wire, and the other end of the wire is connected to a universal special meter plug. A space which is 2.5mm high and enables the spring testing needle to run smoothly can be formed by isolation of the upper support and the lower support of the handheld device, a spring stroke of the spring testing needle is controlled through a height difference, and spring force can reach test pressure of 0.5N required by clients.
Description
Technical field
The utility model relates to a kind of improvement of electrically conductive ink printed wiring board production equipment, relates in particular to a kind of hand-held electrically conductive ink printed wiring board device for testing resistance.
Background technology
The electrically conductive ink printed board is as a kind of specific use printed board, and the client has certain requirement to the electric conductivity of this kind plate, therefore in electrically conductive ink processing and manufacturing process, carry out strict control to the electric conductivity of product.In the electrically conductive ink printing technology, its electric conductivity depends on operating personnel's working experience and controls electrically conductive ink thickness, electrically conductive ink thickness deficiency or blocked up problem often appear, cause the electrically conductive ink electric conductivity can not satisfy customer requirement, thereby caused heightening of product fraction defective, production efficiency also is affected.Existing electrically conductive ink resistance method of testing is generally to adopt the mode of sheet resistance value test library side, being about to sheet resistance value test library side mills from printed board, and use special test fixture or equipment and instrument to carry out the resistance test, whole flow process more complicated has been wasted production efficiency greatly.
Summary of the invention
The utility model is for above problem, and develop a kind of hand-held electrically conductive ink printed wiring board device for testing resistance, control test pressure (customer requirement test pressure 0.5N) by the stroke of control spring testing needle, the resistance of testing conductive printing ink storehouse side accurately, precision reaches ± 0.01 Ω, thereby has satisfied customer requirement, has improved the qualification rate of product, do not need simultaneously sheet resistance value test library side is milled from printed board, improved greatly production efficiency.The technological means that the utility model adopts is as follows:
A kind of hand-held electrically conductive ink printed wiring board device for testing resistance is characterized in that comprising: upper bracket and undersetting; Described upper bracket interfixes into as a whole with undersetting, and protrude from upper bracket on the upper bracket teat of undersetting and be provided with spring needle needle guard guide hole, be fixed with the spring needle needle guard in described upper spring pin needle guard guide hole, be provided with Spring test needle in described spring needle needle guard; Wherein the spring needle needle point direction of Spring test needle is downward, and protrudes from the plane at place, undersetting bottom surface; Described spring needle needle guard upper end is provided with the wire bonds post, and described wire bonds post welds together with an end of wire, and the other end of wire is connected to general-purpose special table plug.
Described upper bracket is become by the 3 layers of thick FR-4 substrate layer of 5 ± 0.05mm stacked group, and undersetting is become with the 1 layer of thick FR-4 substrate layer of 0.5 ± 0.05mm stacked group by 2 layers of thick FR-4 substrate layer of 1 ± 0.05mm, and described upper bracket and undersetting are fixing as a whole by two tommys.
Compare with prior art, the utility model has the advantages that apparent, specific as follows:
1, support body uses printed board tabula rasa base material to make, and fixes with pin between upper undersetting, and fastening structure is convenient to dismounting cleaning and maintenance, economic environmental protection.
2, upper bracket and undersetting isolate and can allow the height of the smooth and easy operation of Spring test needle be the space of 2.5mm, by the spring travel of this difference in height control spring testing needle, make spring force reach the test pressure 0.5N of customer requirement.
3, Spring test needle is placed in test probe bearing front end, namely convenient test, also guaranteed test point minimum spacing 2mm.
4, external diameter ∮ 1.0mm Spring test needle and internal diameter ∮ 1.05mm Spring test needle needle guard are used in conjunction with, and have guaranteed good conduction, are convenient to change Spring test needle.
5, Spring test needle is because of himself design feature, and testing needle can automatically reset.
6, wire bonds is at Spring test needle needle guard tail end, and fastening structure guarantees that conduction is good.
7, hand-held working, convenient and simple for operation.
Description of drawings
Fig. 1 is perspective view of the present utility model;
Fig. 2 is spatial structure of the present utility model bottom elevational schematic view;
Fig. 3 is diagrammatic cross-section of the present utility model;
Fig. 4 is upper bracket of the present utility model and undersetting structural representation;
Fig. 5 is needle guard of the present utility model and pogo-pin structure schematic diagram;
Fig. 6 is principle of work schematic diagram of the present utility model.
In figure: 1 is upper bracket, and 1a is upper bracket pin pilot hole, and 1b is spring needle needle guard guide hole, 2 is undersetting, and 2a is undersetting pin pilot hole, and 3 is tommy, 4 is the spring needle needle guard, and 4a is the wire bonds post, and 5 is Spring test needle, 5a is spring, and 5b is the spring needle needle point, and 6 is wire, 7 is general-purpose special table plug, 8 is sheet resistance value test library side, and 8a is conductive ink layer, and 9 is multimeter.
Embodiment
Fig. 1 is perspective view of the present utility model, in figure, upper bracket 1 is become by the 3 layers of thick FR-4 substrate layer of 5 ± 0.05mm stacked group, undersetting 2 is become with 1 layer of 0.5 ± 0.05mmFR-4 substrate layer stacked group by 2 layers of 1 ± 0.05mm, upper undersetting is fixing as a whole by upper bracket pin pilot hole 1a and undersetting pin pilot hole 2a by two ∮ 3.175mm tommys 3, internal diameter is that spring needle needle guard guide hole 1b(that the spring needle needle guard 4 of ∮ 1.05mm is fixed on upper bracket 1 is arranged on the upper bracket teat that upper bracket protrudes from undersetting) in, this Spring test needle of external diameter ∮ 1.0mm Spring test needle 5(is electrically conductive ink printed board resistance test special purpose spring testing needle) be inserted in Spring test needle needle guard 4 within, the wire bonds post 4a of Spring test needle needle guard 4 upper ends and an end of wire 6 weld together, the other end of wire 6 connects general-purpose special table plug 7, upper bracket 1 and undersetting 2 isolate and can allow the height of Spring test needle 5 smooth and easy operations be the space of 2.5mm, spring 5a stroke by this difference in height control spring testing needle 5, make spring force reach the test pressure 0.5N of customer requirement, as Fig. 2, 3, 4, shown in 5.
Fig. 6 is principle of work schematic diagram of the present utility model, as shown in the figure, before test, general-purpose special table plug 7 is inserted multimeter 9 resistance test sockets, and gear is transferred to an ohm gear; In test process, two hands are held respectively upper bracket 1, Spring test needle needle point 5b aligning electrically conductive ink to be measured storehouse side 8, the both hands vertical direction presses down until undersetting 2 planes contact fully with storehouse side, observe and begin reading after multimeter 9 displayed values stablized for 2 seconds, after reading was completed, held by both hands upper bracket 1 vertical direction was upwards lifted; So far whole test process is completed.
The above; it is only the better embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to replacement or changed according to the technical solution of the utility model and inventive concept thereof, within all should being encompassed in protection domain of the present utility model.
Claims (2)
1. a hand-held electrically conductive ink printed wiring board device for testing resistance, is characterized in that comprising: upper bracket and undersetting; Described upper bracket interfixes into as a whole with undersetting, and protrude from upper bracket on the upper bracket teat of undersetting and be provided with spring needle needle guard guide hole, be fixed with the spring needle needle guard in described spring needle needle guard guide hole, be provided with Spring test needle in described spring needle needle guard; Wherein the spring needle needle point direction of Spring test needle is downward, and protrudes from the plane at place, undersetting bottom surface; Described spring needle needle guard upper end is provided with the wire bonds post, and described wire bonds post welds together with an end of wire, and the other end of wire is connected to general-purpose special table plug.
2. a kind of hand-held electrically conductive ink printed wiring board device for testing resistance according to claim 1, it is characterized in that described upper bracket is become by the 3 layers of thick FR-4 substrate layer of 5 ± 0.05mm stacked group, undersetting is become with the 1 layer of thick FR-4 substrate layer of 0.5 ± 0.05mm stacked group by 2 layers of thick FR-4 substrate layer of 1 ± 0.05mm, and described upper bracket and undersetting are fixing as a whole by two tommys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600460 CN202948064U (en) | 2012-11-14 | 2012-11-14 | Handheld device for testing resistance value of conductive ink printed wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600460 CN202948064U (en) | 2012-11-14 | 2012-11-14 | Handheld device for testing resistance value of conductive ink printed wiring board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202948064U true CN202948064U (en) | 2013-05-22 |
Family
ID=48423760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220600460 Expired - Fee Related CN202948064U (en) | 2012-11-14 | 2012-11-14 | Handheld device for testing resistance value of conductive ink printed wiring board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202948064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901275A (en) * | 2013-11-22 | 2014-07-02 | 大连太平洋电子有限公司 | Pressure sensing type conductive ink resistance value tester |
-
2012
- 2012-11-14 CN CN 201220600460 patent/CN202948064U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901275A (en) * | 2013-11-22 | 2014-07-02 | 大连太平洋电子有限公司 | Pressure sensing type conductive ink resistance value tester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101979060B1 (en) | Probe unit, circuit board inspection device, and manufacturing method for probe units | |
| CN204044247U (en) | A kind of flex circuit application resistance tester | |
| CN201600241U (en) | Segment detection device of bearing assembling machine | |
| CN202948064U (en) | Handheld device for testing resistance value of conductive ink printed wiring board | |
| CN203117290U (en) | Resistance test tool | |
| CN104199443A (en) | Detection jig for detection of master control board | |
| CN106772011A (en) | A kind of full-automatic microswitch functional test machine | |
| CN105572474B (en) | A kind of used in proton exchange membrane fuel cell bipolar plates whole plate contact resistance test device | |
| CN102928671B (en) | Testing method of printed wiring board conductive ink resistance value | |
| CN102680752A (en) | Electric testing jig for flexible circuit board | |
| CN203720021U (en) | Spot-welding tension testing device | |
| CN206387822U (en) | Press formula fixture on-line testing two-pass test structure | |
| CN103644797A (en) | Position accuracy detection testing fixture | |
| CN202649248U (en) | Flexible circuit board electrical measurement fixture | |
| CN206583957U (en) | A kind of workpiece voltage measures auxiliary mould | |
| CN203443981U (en) | Switching device used for flexible printed circuit board circuit detection | |
| JP5391130B2 (en) | Probe card inspection device | |
| CN204495908U (en) | Portable carbon ink printing board surface contact resistance measurement mechanism | |
| CN203858270U (en) | Open-circuit and short-circuit test support of circuit board | |
| CN213275893U (en) | Battery short circuit test auxiliary device | |
| CN203422393U (en) | Testboard for rapid inspection of interface of touch screen | |
| CN209342773U (en) | A kind of mobile phone center resistance detection equipment | |
| CN203825153U (en) | Integrated circuit testing device | |
| CN203838194U (en) | PCB board small needle testing tool | |
| CN203761691U (en) | PCB locating stroke-limiting hot-pressing table clamping jig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20141114 |
|
| EXPY | Termination of patent right or utility model |