CN103792483A - Novel testing device for PCBs of mobile phones - Google Patents
Novel testing device for PCBs of mobile phones Download PDFInfo
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- CN103792483A CN103792483A CN201410034954.4A CN201410034954A CN103792483A CN 103792483 A CN103792483 A CN 103792483A CN 201410034954 A CN201410034954 A CN 201410034954A CN 103792483 A CN103792483 A CN 103792483A
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- test fixture
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- shielding box
- pcb board
- mobile phone
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Abstract
The invention relates to the technical field of detection devices for electronic components on mobile phones, in particular to a novel testing device for PCBs of the mobile phones. According to the testing device, a testing clamp and a testing head can be replaced fast so that the requirement for fast upgrade of products from clients can be met, the purpose of detecting to-be-tested PCBs of more specifications can be achieved without changing the structure of a case and a shielding box, and finally the total cost can be lowered. The testing device comprises the case, the shielding box is arranged inside the case, a containing cavity is formed inside the case, the testing clamp is arranged inside the shielding box, and a first air cylinder and the testing head are arranged inside the testing clamp. The testing head comprises a needle plate, a carrying plate and a fixing frame. The needle plate is provided with a testing probe. A lifting machine structure and a pushing machine structure are arranged at the output end of the first air cylinder. A first switch is arranged on the outer side surface of the case. The shielding box is provided with an electrical interface, and the case is provided with an electric connection interface. A separating plate is provided with an electric insertion groove, and an electric insertion rod is arranged at the front end of the testing clamp.
Description
Technical field
The technical field that the present invention relates to the device that on mobile phone, electronic unit detects, particularly relates to a kind of novel mobile phone pcb board proving installation.
Background technology
As everyone knows, Mobile phone PCB claims again mobile phone printed-wiring board (PWB), is important electronic unit; And being mainly used in Mobile phone PCB, tests by Mobile phone PCB proving installation; Existing Mobile phone PCB proving installation comprises shell, is provided with shielding box and placed cavity in shell, is provided with test fixture in shielding box, and in test fixture, is provided with cylinder and measuring head; Measuring head comprises needle plate, support plate and fixed mount, and on needle plate, be provided with test probe, support plate is fixed on fixed mount, the output terminal of cylinder is provided with elevation and subsidence mechanical structure and pushing machinery structure, and needle plate is arranged on the output terminal of elevation and subsidence mechanical structure, and fixed mount is arranged on the output terminal of pushing machinery structure, on shell, shielding box and test fixture, be provided with the gateway communicating mutually, the end of fixed mount is positioned at gateway place, on the lateral surface of shell, is provided with switch, and switch is electrically connected with cylinder; When use, can place the circuit board of pick-up unit etc. by placed cavity, by pcb board to be measured is placed between needle plate and support plate, and by test probe, pcb board to be measured is detected, the taking-up by fixed mount and put into and carry out in the time of taking and putting measured pcb board of this process, when taking-up, carry out exchanging for of pcb board to be measured, while putting into, detect; And detect time be by cylinder control elevation and subsidence mechanical structure to needle plate carry out lifting complete detect action; And put into by artificial propelling movement fixed mount in the time picking and placeing, pushing machinery structure pushes fixed mount and takes out; And this Mobile phone PCB proving installation is found in using, in the time carrying out pcb board detection to be measured, due to pcb board specification difference to be measured, causing its proving installation can only be used for a kind of specification pcb board to be measured detects, adaptive faculty is poor, and in the time that specification pcb board to be measured detects in addition, need to again manufacture single unit system to detect, cause device fabrication cost up.
Summary of the invention
For solving the problems of the technologies described above, the invention provides one can carry out Quick universal by test fixture and measuring head, meets client's product demand of upgrading fast; And reach and carry out the object that more specifications pcb board to be measured detects in not changing shell and shielding box structure, finally reduce the novel mobile phone pcb board proving installation of holistic cost.
Novel mobile phone pcb board proving installation of the present invention, comprises shell, is provided with shielding box and placed cavity in shell, is provided with test fixture in shielding box, and in test fixture, is provided with the first cylinder and measuring head; Measuring head comprises needle plate, support plate and fixed mount, and on needle plate, be provided with test probe, support plate is fixed on fixed mount, the output terminal of the first cylinder is provided with elevation and subsidence mechanical structure and pushing machinery structure, needle plate is arranged on the output terminal of elevation and subsidence mechanical structure, fixed mount is arranged on the output terminal of pushing machinery structure, is provided with the first switch on the lateral surface of shell, and the first switch is electrically connected with the first cylinder; On described shell and shielding box, be provided with the gateway communicating mutually, described test fixture enters in shielding box by gateway, and the rear end of described test fixture is positioned at described gateway place, on described test fixture, be provided with and pick and place mouth, the rear end of described fixed mount mouthful enters in test fixture by picking and placeing, and the rear end of described fixed mount picks and places a mouthful place described in being positioned at; In described shielding box, be provided with dividing plate shielding box is divided into front chamber and rear chamber, described test fixture is positioned at described rear chamber, on described shielding box, be provided with electric interfaces, on described shell, be provided with electrical connection interface, on described dividing plate, be provided with electrical slot, the front end of described test fixture is provided with electric mortiser rod, in the time that described test fixture is fit into shielding box internal limit position from gateway, described electric mortiser rod is also electrically connected with electrical slot plug-in mounting, described electrical slot is electrically connected with electric interfaces, and described electric interfaces is electrically connected with electrical connection interface; In described front chamber, be provided with the second cylinder, on the lateral surface of described shell, be provided with second switch, the output terminal of described the second cylinder passes described dividing plate and contacts with test fixture, and described second switch is electrically connected with the second cylinder.
Novel mobile phone pcb board proving installation of the present invention, in described rear chamber, be provided with guiding wedge and hook, described guiding wedge and hook connecting are connected together, the front end of described test fixture is provided with hanging hole, in the time that described test fixture is fit into shielding box internal limit position from gateway, the front end of described test fixture contacts with guiding wedge, and described in the control of described guiding wedge, hook stretches in hanging hole; When described test fixture is in the time that take out gateway, link up with in peg hole described in the control of described guiding wedge and drop out.
Novel mobile phone pcb board proving installation of the present invention, also comprise stretching contiguous block, described guiding wedge and hook are installed on described stretching contiguous block, in the time that forwards moving, described guiding wedge drives stretching contiguous block, described stretching contiguous block stretches to link up with and stretches in hanging hole, in the time that described guiding wedge moves backward, drive stretching contiguous block, described stretching contiguous block stretches to link up with in peg hole and drops out.
Novel mobile phone pcb board proving installation of the present invention, described stretching contiguous block is positioned at described front chamber.
Novel mobile phone pcb board proving installation of the present invention, also comprise lower placement plate and upper placement plate, described lower placement plate is arranged on described fixed mount, described support plate is arranged on described lower placement plate, and be provided with lower metal layer between lower placement plate and support plate, and on described lower placement plate, be provided with lower metal fence, on described support plate, be provided with multiple through holes, in described lower metal fence, be provided with multiple metal-toothed, wherein each metal-toothed is all through a through hole and be positioned at the hole on pcb board to be measured; Described upper placement plate is arranged on the output terminal of described pushing machinery structure, described needle plate is arranged on described upper placement plate, and between needle plate and pcb board to be measured, being provided with metal level and upper metal fence, the bottom of described upper metal fence contacts with the metal-toothed in lower metal fence.
Novel mobile phone pcb board proving installation of the present invention, described upper metal level and lower metal layer are Copper Foil paper.
Novel mobile phone pcb board proving installation of the present invention, also comprises lower gib screw and upper gib screw, and the bottom of described lower fixed screw is passed support plate and lower placement plate and stretched in fixed mount, and fixed screw passes needle plate and stretches in placement plate.
Novel mobile phone pcb board proving installation of the present invention, is provided with spring between described support plate and bottom plate, and described spring is positioned at the outside of described lower gib screw.
Compared with prior art beneficial effect of the present invention is: by above-mentioned setting, can test fixture be taken out from gateway by second switch control the second cylinder, the parts that need to adapt to other pcb boards to be measured by the needle plate in test fixture etc. afterwards carry out quick-replaceable, meet client's product demand of upgrading fast; And can adapt to different pcb boards to be measured, and this process housing and shielding box and electric interfaces, electrical connection interface, electrical slot and electric mortiser rod are universal design, have therefore reduced manufacturing cost.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is plan structure schematic diagram of the present invention;
Fig. 3 is needle plate and upper placement board connecting structure schematic diagram in the present invention;
Fig. 4 is support plate in the present invention, fixed mount and lower placement board connecting structure schematic diagram.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
As depicted in figs. 1 and 2, novel mobile phone pcb board proving installation of the present invention, comprises shell 1, is provided with shielding box 2 and placed cavity 3 in shell, is provided with test fixture 4 in shielding box, and in test fixture, is provided with the first cylinder 19 and measuring head 5, measuring head comprises needle plate 6, support plate 7 and fixed mount 8, and on needle plate, be provided with test probe 9, support plate is fixed on fixed mount, the output terminal of the first cylinder is provided with elevation and subsidence mechanical structure and pushing machinery structure, needle plate is arranged on the output terminal of elevation and subsidence mechanical structure, fixed mount is arranged on the output terminal of pushing machinery structure, is provided with the first switch 20, the first switches and is electrically connected with the first cylinder on the lateral surface of shell, on shell and shielding box, be provided with the gateway communicating mutually, test fixture enters in shielding box by gateway, and the rear end of test fixture is positioned at gateway place, on test fixture, be provided with and pick and place mouth, the rear end of fixed mount mouthful enters in test fixture by picking and placeing, and the rear end of fixed mount is positioned at and picks and places a mouthful place, in shielding box, be provided with dividing plate 21 shielding box is divided into front chamber 22 and rear chamber 23, test fixture is positioned at rear chamber, on shielding box, be provided with electric interfaces 24, on shell, be provided with electrical connection interface 25, on dividing plate, be provided with the electric interfaces module that electrical slot 26(can fast insert-pull, air-path interface module), the front end of test fixture is provided with electric mortiser rod (for the probe being electrically connected and the gas path module being connected for gas circuit), in the time that test fixture is fit into shielding box internal limit position from gateway, electric mortiser rod is also electrically connected with electrical slot plug-in mounting, electrical slot is electrically connected with electric interfaces, electric interfaces is electrically connected with electrical connection interface, in front chamber, be provided with the second cylinder 27, the output terminal that is provided with second switch 28, the second cylinders on the lateral surface of shell passes dividing plate and contacts with test fixture, and second switch is electrically connected with the second cylinder, by above-mentioned setting, can test fixture be taken out from gateway by second switch control the second cylinder, the parts that need to adapt to other pcb boards to be measured by the needle plate in test fixture etc. afterwards carry out quick-replaceable, meet client's product demand of upgrading fast, and can adapt to different pcb boards to be measured, and this process housing and shielding box and electric interfaces, electrical connection interface, electrical slot and electric mortiser rod are universal design, have therefore reduced manufacturing cost.
Novel mobile phone pcb board proving installation of the present invention, in rear chamber, be provided with guiding wedge and hook, guiding wedge and hook connecting are connected together, the front end of test fixture is provided with hanging hole, in the time that test fixture is fit into shielding box internal limit position from gateway, the front end of test fixture contacts with guiding wedge, and guiding wedge control hook stretches in hanging hole; When test fixture is in the time that take out gateway, in guiding wedge control hook peg hole, drop out; Arrange by this, can better be fixed test fixture, thereby ensure better test effect.
Novel mobile phone pcb board proving installation of the present invention, also comprise stretching contiguous block, guiding wedge and hook are installed on stretching contiguous block, in the time that forwards moving, guiding wedge drives stretching contiguous block, stretching contiguous block stretches to link up with and stretches in hanging hole, in the time that guiding wedge moves backward, driving stretching contiguous block, stretching contiguous block to stretch to link up with in peg hole drops out.
Novel mobile phone pcb board proving installation of the present invention, stretching contiguous block is positioned at front chamber.
As shown in Figure 3 and Figure 4, novel mobile phone pcb board proving installation of the present invention, also comprise lower placement plate 10 and upper placement plate 11, lower placement plate is arranged on fixed mount, and support plate is arranged on lower placement plate, and is provided with lower metal layer 12 between lower placement plate and support plate, on lower placement plate, be provided with lower metal fence 13, on support plate, be provided with multiple through holes 14, be provided with multiple metal-toothed 15 in lower metal fence, wherein each metal-toothed is all through a through hole and be positioned at the hole 16 on pcb board to be measured; Upper placement plate is arranged on the output terminal of pushing machinery structure, and needle plate is arranged on placement plate, and between needle plate and pcb board to be measured, is provided with metal level 17 and upper metal fence 18, and the bottom of upper metal fence contacts with the metal-toothed in lower metal fence; By above-mentioned setting, can jigsaw be divided into the shielding cavity of mutual isolation by the cooperation of upper metal level, lower metal layer, upper metal fence and lower metal fence, effectively prevent electromagnetic interference (EMI) thereby reach, thereby improve the object of test effect.
Novel mobile phone pcb board proving installation of the present invention, the position that is mainly aimed at the hole on client's pcb board to be detected on the lead to the hole site of above-mentioned support plate arranges, thereby adapt to different pcb boards to be measured, and above-mentioned pcb board to be measured is jigsaw structure (being exactly to have the separate circuit board of mobile phone of polylith above a large pcb plate), and the above-mentioned metal-toothed through through hole mainly utilizes gap that jigsaw is divided into separate shielding cavity.
Novel mobile phone pcb board proving installation of the present invention, upper metal level and lower metal layer are Copper Foil paper.
Novel mobile phone pcb board proving installation of the present invention, also comprises lower gib screw and upper gib screw, and the bottom of lower fixed screw is passed support plate and lower placement plate and stretched in fixed mount, and upper gib screw passes needle plate and stretches in placement plate.
Novel mobile phone pcb board proving installation of the present invention, is provided with spring between support plate and bottom plate, and spring is positioned at the outside of lower gib screw.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of 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 (8)
1. a novel mobile phone pcb board proving installation, comprises shell, is provided with shielding box and placed cavity in shell, is provided with test fixture in shielding box, and in test fixture, is provided with the first cylinder and measuring head; Measuring head comprises needle plate, support plate and fixed mount, and on needle plate, be provided with test probe, support plate is fixed on fixed mount, the output terminal of the first cylinder is provided with elevation and subsidence mechanical structure and pushing machinery structure, needle plate is arranged on the output terminal of elevation and subsidence mechanical structure, fixed mount is arranged on the output terminal of pushing machinery structure, is provided with the first switch on the lateral surface of shell, and the first switch is electrically connected with the first cylinder; It is characterized in that, on described shell and shielding box, be provided with the gateway communicating mutually, described test fixture enters in shielding box by gateway, and the rear end of described test fixture is positioned at described gateway place, on described test fixture, be provided with and pick and place mouth, the rear end of described fixed mount mouthful enters in test fixture by picking and placeing, and the rear end of described fixed mount picks and places a mouthful place described in being positioned at; In described shielding box, be provided with dividing plate shielding box is divided into front chamber and rear chamber, described test fixture is positioned at described rear chamber, on described shielding box, be provided with electric interfaces, on described shell, be provided with electrical connection interface, on described dividing plate, be provided with electrical slot, the front end of described test fixture is provided with electric mortiser rod, in the time that described test fixture is fit into shielding box internal limit position from gateway, described electric mortiser rod is also electrically connected with electrical slot plug-in mounting, described electrical slot is electrically connected with electric interfaces, and described electric interfaces is electrically connected with electrical connection interface; In described front chamber, be provided with the second cylinder, on the lateral surface of described shell, be provided with second switch, the output terminal of described the second cylinder passes described dividing plate and contacts with test fixture, and described second switch is electrically connected with the second cylinder.
2. novel mobile phone pcb board proving installation as claimed in claim 1, it is characterized in that, in described rear chamber, be provided with guiding wedge and hook, described guiding wedge and hook connecting are connected together, the front end of described test fixture is provided with hanging hole, in the time that described test fixture is fit into shielding box internal limit position from gateway, the front end of described test fixture contacts with guiding wedge, and described in the control of described guiding wedge, hook stretches in hanging hole; When described test fixture is in the time that take out gateway, link up with in peg hole described in the control of described guiding wedge and drop out.
3. novel mobile phone pcb board proving installation as claimed in claim 2, it is characterized in that, also comprise stretching contiguous block, described guiding wedge and hook are installed on described stretching contiguous block, in the time that forwards moving, described guiding wedge drives stretching contiguous block, described stretching contiguous block stretches to link up with and stretches in hanging hole, drives stretching contiguous block in the time that described guiding wedge moves backward, and described stretching contiguous block stretches to link up with in peg hole and drops out.
4. novel mobile phone pcb board proving installation as claimed in claim 3, is characterized in that, described stretching contiguous block is positioned at described front chamber.
5. novel mobile phone pcb board proving installation as claimed in claim 1, it is characterized in that, also comprise lower placement plate and upper placement plate, described lower placement plate is arranged on described fixed mount, described support plate is arranged on described lower placement plate, and be provided with lower metal layer between lower placement plate and support plate, on described lower placement plate, be provided with lower metal fence, on described support plate, be provided with multiple through holes, in described lower metal fence, be provided with multiple metal-toothed, wherein each metal-toothed is all through a through hole and be positioned at the hole on pcb board to be measured; Described upper placement plate is arranged on the output terminal of described pushing machinery structure, described needle plate is arranged on described upper placement plate, and between needle plate and pcb board to be measured, being provided with metal level and upper metal fence, the bottom of described upper metal fence contacts with the metal-toothed in lower metal fence.
6. novel mobile phone pcb board proving installation as claimed in claim 5, is characterized in that, described upper metal level and lower metal layer are Copper Foil paper.
7. novel mobile phone pcb board proving installation as claimed in claim 6, it is characterized in that, also comprise lower gib screw and upper gib screw, the bottom of described lower fixed screw is passed support plate and lower placement plate and is stretched in fixed mount, and fixed screw passes needle plate and stretches in placement plate.
8. novel mobile phone pcb board proving installation as claimed in claim 7, is characterized in that, between described support plate and bottom plate, be provided with spring, described spring is positioned at the outside of described lower gib screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034954.4A CN103792483B (en) | 2014-01-24 | 2014-01-24 | Mobile phone PCB proving installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410034954.4A CN103792483B (en) | 2014-01-24 | 2014-01-24 | Mobile phone PCB proving installation |
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| CN103792483A true CN103792483A (en) | 2014-05-14 |
| CN103792483B CN103792483B (en) | 2016-04-06 |
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| CN201410034954.4A Active CN103792483B (en) | 2014-01-24 | 2014-01-24 | Mobile phone PCB proving installation |
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| CN104375077A (en) * | 2014-11-13 | 2015-02-25 | 歌尔声学股份有限公司 | Functional circuit test (FCT) tool, system and method |
| CN104777417A (en) * | 2015-05-05 | 2015-07-15 | 常州信息职业技术学院 | Modular PCB testing jig |
| CN106980079A (en) * | 2015-11-27 | 2017-07-25 | 泰克元有限公司 | Electronic unit test coupling apparatus |
| CN109580996A (en) * | 2018-11-30 | 2019-04-05 | 英业达科技有限公司 | A kind of hardware testing frame |
| CN114384204A (en) * | 2021-12-07 | 2022-04-22 | 广州兴森快捷电路科技有限公司 | PCB jointed board detection device, system, method and storage medium |
| WO2024031978A1 (en) * | 2022-08-12 | 2024-02-15 | 中兴通讯股份有限公司 | Test clamp and test apparatus |
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| Publication number | Publication date |
|---|---|
| CN103792483B (en) | 2016-04-06 |
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Address after: 215000 No. 189 Kunlun Shan Road, Suzhou high tech Zone, Jiangsu Patentee after: SIFO TECHNOLOGY (SND) CO., LTD. Address before: 215121 Kunlunshan Road 189, Suzhou High-tech Zone, Jiangsu Province Patentee before: SUZHOU HI-TECH ZONE SIFO TECHNOLOGY CO., LTD. |