CN102269797A - Horizontal flying probe testing platform for printed circuit board - Google Patents
Horizontal flying probe testing platform for printed circuit board Download PDFInfo
- Publication number
- CN102269797A CN102269797A CN2011101890172A CN201110189017A CN102269797A CN 102269797 A CN102269797 A CN 102269797A CN 2011101890172 A CN2011101890172 A CN 2011101890172A CN 201110189017 A CN201110189017 A CN 201110189017A CN 102269797 A CN102269797 A CN 102269797A
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- sucker
- circuit board
- printed circuit
- drive unit
- flying probe
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Abstract
The invention discloses a horizontal flying probe testing platform for a printed circuit board. The platform is characterized by comprising an AX-axis driving device, a BX-axis driving device, an AY driving device, a BY driving device, a first testing arm (7), a second testing arm (10) and a sucker system (11). Compared with the traditional vertical testing platform, the horizontal flying probe testing platform for the printed circuit board has the advantages that: the horizontal flying probe testing platform consists of a precision casting piece with high rigidity and stable mechanical characteristics, a linear module actuator for guiding movement in X and Y directions, a driving motor, integrated dual testing arms, a sucker fixing system with high electrical characteristics and a low-noise high-suction air suction device; and various parts and the device have positional tolerance requirements, and the overall performance is influenced if a tolerance value between any one part or the device is more than that of a design requirement.
Description
Technical field
The present invention relates to the test mechanical field, especially a kind of printed circuit board (PCB) horizontal flying probe platform.
Background technology
At present, industry is reliable electric property to the basic demand of printed circuit board (PCB) flying probe platform, testing efficiency fast, control of mechanical motion accurately and accurate mechanical framework, traditional printed circuit board (PCB) flying probe platform is generally vertical test platform, and its performance can not satisfy the demand of practical application.
Summary of the invention
The object of the present invention is to provide a kind of printed circuit board (PCB) horizontal flying probe platform that can satisfy application request.
Technical scheme of the present invention is:
A kind of printed circuit board (PCB) horizontal flying probe platform, comprise the AX axial brake device, the BX axial brake device, the AY drive unit, the BY drive unit, first test arm, second test arm and sucker system, described AX axial brake device and BX axial brake device are horizontally installed on the bottom carrier, AY drive unit and BY drive unit vertically are provided with, the two ends of AY drive unit and BY drive unit are connected with the BX axial brake device with the AX axial brake device respectively, be respectively equipped with first test arm and second test arm on AY drive unit and the BY drive unit, first test arm and second test arm below are provided with the sucker system.
Described AX axial brake device comprises AX axle actuator AX axis drive motor, the BX axial brake device comprises BX axle actuator and BX axis drive motor, the AY drive unit comprises AY axle actuator AY axis drive motor, and the BY drive unit comprises BY axle actuator and BY axis drive motor.
Described sucker system below is provided with the sucker airduct.
Described sucker system comprises steel mesh, sucker aluminium sheet, sucker dividing plate and the sucker base plate that sets gradually from top to bottom.
Described sucker system also comprises sucker left side press strip and the right press strip of sucker that is separately positioned on the sucker system left and right sides.
Described sucker system also comprises upper left press strip of sucker and the upper right press strip of sucker that is arranged on sucker system upside.
Described sucker system also comprises sucker lower-left press strip and the sucker bottom right press strip that is arranged on sucker system downside.
The invention has the beneficial effects as follows:
Printed circuit board (PCB) horizontal flying probe platform of the present invention has following advantage with respect to traditional vertical test platform: horizontal flying probe platform is by the hot investment casting part with good rigidity and stable mechanical property, straight line module actuator and drive motor that guiding directions X and Y direction move, integrated pair of test arm has the sucker fixed system of good electrical characteristic and the getter device of the big suction of low noise and forms; Between each parts and the device locational tolerance is arranged all, will influence overall performance greater than designing requirement as the tolerance value between any one parts or the device.
Printed circuit board (PCB) horizontal flying probe platform of the present invention is selected the unified carrier of cast member as all parts for use, and the tolerance that each parts is installed all is referred to identical point, improves quality of fit; Its suction of sucker system of horizontal positioned and electrical specification stability is far above traditional vertical type sucker system, thereby improved the overall performance of equipment.
The suction cup main body of printed circuit board (PCB) horizontal flying probe platform of the present invention is used sandwich structure: two heavy caliber vacuum noz(zle)s are installed on the base plate, have been guaranteed enough airsheds; Dividing plate plays a part uniform air flow, makes the pressure unanimity of surface of aluminum plate any point, thereby has guaranteed the flatness of workpiece absorption;
Description of drawings
Fig. 1 is an one-piece construction schematic top plan view of the present invention.
Fig. 2 is an one-piece construction schematic side view of the present invention.
Fig. 3 is the assembly structure synoptic diagram of sucker of the present invention system.
Fig. 4 is the three-dimensional decomposition texture synoptic diagram of sucker of the present invention system.
Among Fig. 1, Fig. 2: 1 is that AX axle actuator, 2 is that AX axis drive motor, 3 is that BX axle actuator, 4 is that BX axis drive motor, 5 is that AY axle actuator, 6 is that AY axis drive motor, 7 is that first test arm, 8 is that BY axle actuator, 9 is that BY axis drive motor, 10 is that second test arm, 11 is that sucker system, 12 is that sucker airduct, 13 is a bottom carrier;
Among Fig. 3, Fig. 4: 111 is that steel mesh, 112 is that sucker aluminium sheet, 113 is that sucker dividing plate, 114 is that sucker base plate, 115 is that the left press strip of sucker, 116 is that sucker right side press strip, 1171 is that the upper left press strip of sucker, 1172 is that the upper right press strip of sucker, 1181 is that sucker lower-left press strip, 1182 is a sucker bottom right press strip.
Embodiment
Below in conjunction with accompanying drawing the present invention is further described:
As Fig. 1 to 4, a kind of printed circuit board (PCB) horizontal flying probe platform, comprise the AX axial brake device, the BX axial brake device, the AY drive unit, the BY drive unit, first test arm 7, second test arm 10 and sucker system 11, described AX axial brake device and BX axial brake device are horizontally installed on the bottom carrier 13, AY drive unit and BY drive unit vertically are provided with, the two ends of AY drive unit and BY drive unit are connected with the BX axial brake device with the AX axial brake device respectively, be respectively equipped with first test arm 7 and second test arm, 10, the first test arms 7 and second test arm, 10 belows on AY drive unit and the BY drive unit and be provided with sucker system 11.
The AX axial brake device comprises AX axle actuator 1AX axis drive motor 2, the BX axial brake device comprises BX axle actuator 3 and BX axis drive motor 4, the AY drive unit comprises AY axle actuator 5AY axis drive motor 6, and the BY drive unit comprises BY axle actuator 8 and BY axis drive motor 9.
Sucker and the traditional sucker that is used for printed circuit board test of the present invention has bigger difference, and it also will serve as the ground plane of printed circuit board (PCB) to be measured when machine uses the capacitance method test except playing fixation workpiece; Whether the efficient of capacitance method test and accuracy be even with the pressure of sucker, and whether the flatness of sucker and electric property superior direct relation.
The suction cup main body of printed circuit board (PCB) horizontal flying probe platform of the present invention is used sandwich structure: two heavy caliber vacuum noz(zle)s are installed on the base plate, have been guaranteed enough airsheds; Dividing plate plays a part uniform air flow, makes the pressure unanimity of surface of aluminum plate any point, thereby has guaranteed the flatness of workpiece absorption; The aluminium sheet material uses the 7A03 aviation aluminium of high rigidity, thickness 5MM, the pore that to be uniform-distribution with 4800 diameters on the aluminium sheet be 0.8MM, surface of aluminum plate covers a slice 500 purpose copper mesh, the copper mesh softness, the aperture is fine and closely woven, can fit tightly with aluminium sheet, the fundamental purpose that covers copper mesh is to avoid the cavity of aluminium sheet pore to cause conductive layer to dwindle and parameter error takes place, also need cover the nonwoven fabrics that a slice is used for electrical isolation on the copper mesh, compare the finer and closely woven softness of nonwoven fabrics with rice paper and have good dielectric coefficient, the structure and material of sucker selects to have guaranteed its good serviceability reliably.
Embodiment recited above is described preferred implementation of the present invention; be not that design of the present invention and scope are limited; do not breaking away under the design concept prerequisite of the present invention; common engineering technical personnel make technical scheme of the present invention in this area various modification and improvement; all should fall into protection scope of the present invention, the technology contents that the present invention asks for protection all is documented in claims.
Claims (7)
1. printed circuit board (PCB) horizontal flying probe platform, it is characterized in that comprising the AX axial brake device, the BX axial brake device, the AY drive unit, the BY drive unit, first test arm (7), second test arm (10) and sucker system (11), described AX axial brake device and BX axial brake device are horizontally installed on the bottom carrier (13), AY drive unit and BY drive unit vertically are provided with, the two ends of AY drive unit and BY drive unit are connected with the BX axial brake device with the AX axial brake device respectively, be respectively equipped with first test arm (7) and second test arm (10) on AY drive unit and the BY drive unit, first test arm (7) and second test arm (10) below are provided with sucker system (11).
2. printed circuit board (PCB) horizontal flying probe platform according to claim 1, it is characterized in that described AX axial brake device comprises AX axle actuator (1) AX axis drive motor (2), the BX axial brake device comprises BX axle actuator (3) and BX axis drive motor (4), the AY drive unit comprises AY axle actuator (5) AY axis drive motor (6), and the BY drive unit comprises BY axle actuator (8) and BY axis drive motor (9).
3. printed circuit board (PCB) horizontal flying probe platform according to claim 1 is characterized in that described sucker system (11) below is provided with sucker airduct (12).
4. printed circuit board (PCB) horizontal flying probe platform according to claim 1 is characterized in that described sucker system (11) comprises steel mesh (111), sucker aluminium sheet (112), sucker dividing plate (113) and the sucker base plate (114) that sets gradually from top to bottom.
5. printed circuit board (PCB) horizontal flying probe platform according to claim 4 is characterized in that described sucker system (11) also comprises sucker left side press strip (115) and the right press strip (116) of sucker that is separately positioned on sucker system (11) left and right sides.
6. printed circuit board (PCB) horizontal flying probe platform according to claim 4 is characterized in that described sucker system (11) also comprises upper left press strip of sucker (1171) and the upper right press strip of sucker (1172) that is arranged on sucker system (11) upside.
7. printed circuit board (PCB) horizontal flying probe platform according to claim 1 is characterized in that described sucker system (11) also comprises sucker lower-left press strip (1181) and the sucker bottom right press strip (1182) that is arranged on sucker system (11) downside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101890172A CN102269797A (en) | 2011-07-07 | 2011-07-07 | Horizontal flying probe testing platform for printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101890172A CN102269797A (en) | 2011-07-07 | 2011-07-07 | Horizontal flying probe testing platform for printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102269797A true CN102269797A (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101890172A Pending CN102269797A (en) | 2011-07-07 | 2011-07-07 | Horizontal flying probe testing platform for printed circuit board |
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| CN (1) | CN102269797A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793126A (en) * | 2015-04-28 | 2015-07-22 | 深圳德森精密设备有限公司 | Device and method for automatically detecting PCB (printed circuit boards) |
| CN107255783A (en) * | 2017-05-27 | 2017-10-17 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Flying probe testing device |
| CN109031085A (en) * | 2017-06-08 | 2018-12-18 | 南京泊纳莱电子科技有限公司 | A kind of load balance device and a kind of flying probe device with balancing device |
| CN116008615A (en) * | 2023-02-01 | 2023-04-25 | 深圳市东方宇之光科技股份有限公司 | A vacuum adsorption platform for PCB board testing |
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| US4348276A (en) * | 1979-05-08 | 1982-09-07 | Tokyo Shibaura Denki Kabushiki Kaisha | Automatic testing apparatus for automatically testing a printed circuit board |
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| CN101261306A (en) * | 2008-04-14 | 2008-09-10 | 无锡市易控系统工程有限公司 | Full-automatic wafer test method and equipment accomplishing the method |
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2011
- 2011-07-07 CN CN2011101890172A patent/CN102269797A/en active Pending
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| CN1525547A (en) * | 2003-01-31 | 2004-09-01 | 株式会社巴川制纸所 | Electrode plate for electrostatic chuck device and electrostatic chuck device using the same |
| CN101261306A (en) * | 2008-04-14 | 2008-09-10 | 无锡市易控系统工程有限公司 | Full-automatic wafer test method and equipment accomplishing the method |
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| CN101261284A (en) * | 2008-04-14 | 2008-09-10 | 无锡市易控系统工程有限公司 | Wafer adsorption and unloading device capable of longitudinally elevating and horizontally rotating |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793126A (en) * | 2015-04-28 | 2015-07-22 | 深圳德森精密设备有限公司 | Device and method for automatically detecting PCB (printed circuit boards) |
| CN107255783A (en) * | 2017-05-27 | 2017-10-17 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Flying probe testing device |
| CN107255783B (en) * | 2017-05-27 | 2020-02-18 | 北京半导体专用设备研究所（中国电子科技集团公司第四十五研究所） | Flying probe testing device |
| CN109031085A (en) * | 2017-06-08 | 2018-12-18 | 南京泊纳莱电子科技有限公司 | A kind of load balance device and a kind of flying probe device with balancing device |
| CN116008615A (en) * | 2023-02-01 | 2023-04-25 | 深圳市东方宇之光科技股份有限公司 | A vacuum adsorption platform for PCB board testing |
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Application publication date: 20111207 |