CN204855733U - Needle bed testing arrangement - Google Patents
Needle bed testing arrangement Download PDFInfo
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- CN204855733U CN204855733U CN201520466237.9U CN201520466237U CN204855733U CN 204855733 U CN204855733 U CN 204855733U CN 201520466237 U CN201520466237 U CN 201520466237U CN 204855733 U CN204855733 U CN 204855733U
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- needle
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- test board
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Abstract
The utility model relates to a needle bed testing arrangement, including a plurality of probes that are array alignment, the probe wears to locate locating hole and the keysets welding that corresponds respectively on the probe locating plate, the position of locating hole is unanimous with the test point position on the circuit -under -test board, and the geomery of probe locating plate with the geomery of circuit -under -test board is unanimous, the probe warp winding displacement on the keysets with needle bed main control board electricity is connected. The utility model has the advantages of simple structure not only, compatible good be liable to change and maintenance, reliability easy and simple to handle is high moreover, easy to maintain and management.
Description
Technical field
The utility model relates to circuit field, particularly relates to a kind of needle-bar proving installation.
Background technology
In order to the circuit board electrical specification that inspection lot is produced, Bed of nails is absolutely necessary, the design of conventional needle bed structure utilizes electric drill on acrylic board, get the hole relative with the test point position of tested mainboard, set up probe recycling fly line probe and master control borad are coupled together, this Bed of nails not only complex structure makes long in time limit, and the actual alignment error of tester can because of the deformation in the loosening wearing and tearing of tester parts and PCB manufacturing test, and clearly cannot judge process, thus increase the difficulty of debugging and maintenance.Simultaneously along with the raising of PCB packing density, especially the thin space SMT completed knocked down products development & production cycle is shorter and shorter, and wiring board kind is increasing, and precision and the speed issue of the making of high precision probe bed fixture, debugging, test are very outstanding.For reaching zero-fault manufacture, shorten fabrication cycle, design a kind of size normalised, that structural module, precision are high, compatible good Bed of nails is aobvious is day by day urgent.
Utility model content
The purpose of this utility model is for above weak point, provides a kind of needle-bar proving installation, realizes simple and reliable test.
The scheme that the utility model technical solution problem adopts is: a kind of needle-bar proving installation, comprise some probes in arrayed, described probe to be arranged on a probe positioning plate corresponding pilot hole respectively and to weld with a card extender, the test point position consistency on the position of described pilot hole and circuit-under-test plate; The pad that described probe welds with described card extender is electrically connected with described needle-bar master control borad through some winding displacements; Described winding displacement respectively with described pad one_to_one corresponding.
Further, also comprise one for the test board of circuit board testing, described test board upper surface is provided with an opening, described probe positioning plate is fixed on described opening both sides through bolt, described probe welds with the card extender being positioned at test board through described opening, and described needle-bar master control borad is positioned at described card extender side and is fixed on described test board through bolt.
Further, also comprise the vertical support frame that is vertically fixed on described test board upper surface, described vertical support frame is laterally provided with one for circuit-under-test plate being fixed on the pressing plate of described tips of probes, described vertical support frame both sides are provided with slide rail, and described pressing plate moves up and down along described vertical support frame through described slide rail.
Further, described probe welds with described card extender through the sleeve be embedded on described pilot hole respectively.
Further, also comprise a printer be electrically connected with described needle-bar master control borad, described printer is fixed on described test board upper surface.
Further, also comprise one and to be electrically connected with described needle-bar master control borad and LCDs for showing test results, described LCDs is fixed on described needle-bar master control borad.
Further, described test board upper surface is organic glass material.
Compared with prior art, the utility model has following beneficial effect: by being embedded in the probe on corresponding pilot hole strict with tested mainboard test point position, again by described card extender, winding displacement after being welded with described card extender probe bottom on card extender is electrically connected with governor circuit, and reliability is high.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model patent is further illustrated.
Fig. 1 is the structural representation that the utility model is implemented.
In figure: 1-vertical support frame; 2-pressing plate; 3-circuit-under-test plate; 4-probe; 5-probe positioning plate; 6-card extender; 7-winding displacement; 8-test board; 9-needle-bar master control borad; 10-LCDs; 11-printer; 12-bolt.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Figure 1, a kind of needle-bar proving installation of the present embodiment, comprise some probes 4 in arrayed, described probe 4 is arranged in pilot hole corresponding on a probe positioning plate 5 respectively and welds with a card extender 6, the test point position consistency on the position of described pilot hole and circuit-under-test plate 3; The pad that described probe 4 welds with described card extender 6 is electrically connected with described needle-bar master control borad 9 through some winding displacements 7; Described winding displacement 7 respectively with described pad one_to_one corresponding.
From the foregoing, the beneficial effects of the utility model are: the position of positioning hole on described probe positioning plate 5 and the test point position strict conformance on circuit-under-test plate 3, and the card extender 6 by welding mutually with described probe 4, by described winding displacement 7, the pad of probe 4 and card extender 6 and needle-bar master control borad 9 are electrically connected, thus the reliability improved in circuit-under-test plate 3 test process, the test error that reduction contact deviation and interference cause.
In the present embodiment, also comprise a test board 8 tested for circuit-under-test plate 3, described test board 8 upper surface is provided with an opening, described probe positioning plate 5 is fixed on described opening both sides through bolt 12, described probe 4 welds with the card extender 6 being positioned at test board 8 through described opening, and described needle-bar master control borad 9 is positioned at described card extender 6 side and is fixed on described test board 8 through bolt 12.Welded by bolt 12, be convenient to change described probe positioning plate 5 accordingly according to circuit-under-test plate 3.Described probe 4 welds with the card extender 6 being positioned at test board 8 through described opening.
In the present embodiment, also comprise the vertical support frame 1 that is vertically fixed on described test board 8 upper surface, described vertical support frame 1 is laterally provided with one for circuit-under-test plate 3 being fixed on the pressing plate 2 on described probe 4 top, described vertical support frame 1 both sides are provided with slide rail, and described pressing plate 2 moves up and down along described vertical support frame 1 through described slide rail.Better fixed by pressing plate 2 moving up and down or unload circuit-under-test plate 3.
In the present embodiment, described probe 4 welds with described card extender 6 through the sleeve be embedded on described pilot hole respectively.
In the present embodiment, also comprise a printer 11 be electrically connected with described needle-bar master control borad 9, described printer 11 is fixed on described test board 8 upper surface.
In the present embodiment, also comprise one and to be electrically connected with described needle-bar master control borad 9 and LCDs 10 for showing test results, described LCDs 10 is fixed on described needle-bar master control borad 9.
In the present embodiment, described test board 8 upper surface is glass material.Better measurement result is observed by the upper surface of described glass material.
In sum, the utility model provides a kind of needle-bar proving installation, and not only structure is simple, and compatibility is easy to well change and maintenance, and reliability easy and simple to handle is high, is easy to maintenance and management.
Above-listed preferred embodiment; the purpose of this utility model, technical scheme and advantage are further described; be understood that; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a needle-bar proving installation, it is characterized in that: comprise some probes in arrayed, described probe to be arranged on a probe positioning plate corresponding pilot hole respectively and to weld with a card extender, the test point position consistency on the position of described pilot hole and circuit-under-test plate; The pad that described probe welds with described card extender is electrically connected with described needle-bar master control borad through some winding displacements; Described winding displacement respectively with described pad one_to_one corresponding.
2. a kind of needle-bar proving installation according to claim 1, it is characterized in that: also comprise one for the test board of circuit board testing, described test board upper surface is provided with an opening, described probe positioning plate is fixed on described opening both sides through bolt, described probe welds with the card extender being positioned at test board through described opening, and described needle-bar master control borad is positioned at described card extender side and is fixed on described test board through bolt.
3. a kind of needle-bar proving installation according to claim 2, it is characterized in that: also comprise the vertical support frame that is vertically fixed on described test board upper surface, described vertical support frame is laterally provided with one for circuit-under-test plate being fixed on the pressing plate of described tips of probes, described vertical support frame both sides are provided with slide rail, and described pressing plate moves up and down along described vertical support frame through described slide rail.
4. a kind of needle-bar proving installation according to claim 2, is characterized in that: also comprise a printer be electrically connected with described needle-bar master control borad, described printer is fixed on described test board upper surface.
5. a kind of needle-bar proving installation according to claim 2, is characterized in that: described test board upper surface is organic glass material.
6. a kind of needle-bar proving installation according to claim 1, is characterized in that: described probe welds with described card extender through the sleeve be embedded on described pilot hole respectively.
7. a kind of needle-bar proving installation according to claim 1, is characterized in that: also comprise one and to be electrically connected with described needle-bar master control borad and LCDs for showing test results, described LCDs is fixed on described needle-bar master control borad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520466237.9U CN204855733U (en) | 2015-07-01 | 2015-07-01 | Needle bed testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520466237.9U CN204855733U (en) | 2015-07-01 | 2015-07-01 | Needle bed testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204855733U true CN204855733U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520466237.9U Active CN204855733U (en) | 2015-07-01 | 2015-07-01 | Needle bed testing arrangement |
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| CN (1) | CN204855733U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226679A (en) * | 2016-07-27 | 2016-12-14 | 福建朗方信息技术有限公司 | For detecting frock and the method for testing thereof of embedded pos payment terminal mainboard |
| CN107942233A (en) * | 2017-12-05 | 2018-04-20 | 徐州大工电子科技有限公司 | A kind of gauge of grouping circuits panel products to its veneer selective enumeration method |
| CN110095709A (en) * | 2019-05-15 | 2019-08-06 | 浙江德力西电器有限公司 | ICT test fixture |
| CN114535916A (en) * | 2022-04-01 | 2022-05-27 | 长鑫存储技术有限公司 | Welding alignment equipment and method for welding by adopting same |
-
2015
- 2015-07-01 CN CN201520466237.9U patent/CN204855733U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226679A (en) * | 2016-07-27 | 2016-12-14 | 福建朗方信息技术有限公司 | For detecting frock and the method for testing thereof of embedded pos payment terminal mainboard |
| CN107942233A (en) * | 2017-12-05 | 2018-04-20 | 徐州大工电子科技有限公司 | A kind of gauge of grouping circuits panel products to its veneer selective enumeration method |
| CN110095709A (en) * | 2019-05-15 | 2019-08-06 | 浙江德力西电器有限公司 | ICT test fixture |
| CN114535916A (en) * | 2022-04-01 | 2022-05-27 | 长鑫存储技术有限公司 | Welding alignment equipment and method for welding by adopting same |
| CN114535916B (en) * | 2022-04-01 | 2023-12-22 | 长鑫存储技术有限公司 | Welding alignment device and welding method using same |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |