CN201364345Y - Device for gas automatic test fixture - Google Patents
Device for gas automatic test fixture Download PDFInfo
- Publication number
- CN201364345Y CN201364345Y CNU2008201564548U CN200820156454U CN201364345Y CN 201364345 Y CN201364345 Y CN 201364345Y CN U2008201564548 U CNU2008201564548 U CN U2008201564548U CN 200820156454 U CN200820156454 U CN 200820156454U CN 201364345 Y CN201364345 Y CN 201364345Y
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- CN
- China
- Prior art keywords
- dials
- automatic test
- gas automatic
- assembly
- circuit board
- 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
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Abstract
The utility model discloses a device for gas automatic test fixture, which is applied to a testing circuit board which is provided with a plurality of testing points. The gas automatic test fixture comprises a tank body, a lower dial component which is arranged on the tank body and is provided with a rotary shaft, an upper dial component which is articulated with the lower dial component and is provided with a plurality of micro bearings, a transmission mechanism which is connected with the lower dial component and the two sides of which are respectively provided with at least a guide groove, and a cylinder body which is arranged on the lower dial component and one end of which is connected with the transmission mechanism. In the utility model, the cylinder body drives the transmission mechanism to move, so that the upper dial component is tightly pressed on the circuit board, and the replaceable common probe of the upper dial component or the lower dial component is capable of being contacted with the circuit board with large area or the testing points of a connecting plate.
Description
Technical field
The utility model relates to a kind of device of gas Automatic test clamp, particularly relevant for make the dials assembly compress the device of gas Automatic test clamp of test point that circuit board makes the probe contact circuit plate of upper and lower dials assembly with pneumatic mode.
Background technology
Present testing circuit board or connecting plate, common is with Automatic test clamp circuit board to be tested, the corresponding test point of reserving on the test probe that must make Automatic test clamp and the circuit board contacts, and make test probe keep elasticity and enough decrements are arranged, this also is the basic purpose of general test jig Design, but often only can less circuit board or the connecting plate of test area, if circuit board that test area is bigger or connecting plate, the partial test probe of Automatic test clamp be the effective test point of contact circuit plate often.Simultaneously, consider size, the test point of tested circuit board distribution, PCB pick and place factor affecting such as convenient, the structure of anchor clamps is also inequality.When particularly board area was bigger than normal, existing anchor clamps tended to run into and are difficult to press down, or circuit board inserts and take out inconvenience, and some Automatic test clamp then can not satisfy problems such as the spacing of test point and test point is less.
In addition, present bigger circuit board or the connecting plate of test area, general employed vacuum Automatic test clamp is tested, be subjected to the influence of the selected special test probe of vacuum automatic fixture, because of having certain spacing between test probe and the test probe, therefore necessarily require the spacing of tested its test point of circuit board must not be lower than 1.27mm, and common probe can't be used for vacuum fixture because of structural limitations, but along with the circuit board degree of integration improves day by day, often the spacing of its partial test point and test point mostly is lower than 1.27mm.
In sum, need design and develop and a kind ofly can make bigger circuit board of the tight contact area of probe or the test point on the connecting plate, and the spacing that can use common and test probe and the test probe anchor clamps of crypto set more, the purpose of its design of gas Automatic test clamp that this is novel promptly is for satisfying these requirements.
The utility model content
For overcoming the deficiency of above-mentioned prior art, the technical problems to be solved in the utility model provides a kind of device of gas Automatic test clamp, drive the gear train displacement by cylinder block, make the dials assembly closely compress circuit board, cause dials assembly or the interchangeable general probe circuit board that closely contact area is bigger of following dials assembly or the test point on the connecting plate.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of device of gas Automatic test clamp is applied to testing circuit board, and circuit board has a plurality of test points, and the device of gas Automatic test clamp comprises:
Casing;
Following dials assembly is positioned on the casing, has rotating shaft;
Last dials assembly is articulated in down the dials assembly, has a plurality of little bearings;
Gear train is connected in down the dials assembly, and the both sides of gear train have at least one gathering sill respectively;
Cylinder block is positioned at dials assembly down, and cylinder block one end connects gear train;
Wherein, when circuit board is placed in down the dials assembly, and last dials assembly is that the axle center is when rotating with the rotating shaft, a plurality of little bearings are inserted corresponding at least one gathering sill respectively, utilize cylinder block to promote the gear train displacement, make gear train do the first direction motion, and,, make little bearing do the second direction motion, and make dials assembly or following dials assembly contact a plurality of test points respectively at least one gathering sill displacement by a plurality of little bearings.
The device of gas Automatic test clamp also comprises the gear train over cap, is connected in down the dials assembly.
The device of gas Automatic test clamp also comprises at least one air spring, and the air spring two ends are connected with last dials assembly and gear train over cap respectively, with mild start of going up the dials assembly.
Last dials assembly has a plurality of probes, and a plurality of probes contact a plurality of test points respectively.
Following dials assembly has a plurality of probes, and a plurality of probes contact a plurality of test points respectively.
Compared with prior art, the beneficial effects of the utility model can be:
(1) device of this new gas Automatic test clamp can bigger circuit board or the connecting plate of test area.
(2) device of this new gas Automatic test clamp can be tested test point is lower than 1.27mm to the spacing of test point circuit board.
(3) device of this new gas Automatic test clamp can be saved the device manufacturing cost of gas Automatic test clamp by suitable general probe.
(4) device of this new gas Automatic test clamp can compress circuit board downwards with the pneumatic dials assembly that makes by the action of cylinder block, to save manpower.
(5) device of this new gas Automatic test clamp can reach dials assembly down by replacing with the dials assembly, to test different test products, reach change convenient, press down steadily and tight engaged test point, with the distortion that guarantees tested circuit board in tolerance band.
Description of drawings
Fig. 1 is the perspective view of the device of this new gas Automatic test clamp.
Fig. 2 is another visual angle perspective view of the device of this new gas Automatic test clamp.
Fig. 3 is the perspective view of this novel last dials assembly.
Fig. 4 is another visual angle perspective view of this novel last dials assembly.
Fig. 5 is the perspective view of this novel following dials assembly.
Fig. 6 is another visual angle perspective view of this novel following dials assembly.
Fig. 7 is the perspective view of this novel gear train.
Fig. 8 is the perspective view of this novel casing.
Fig. 9 is another visual angle perspective view of this novel casing.
[primary clustering symbol description]
1: air spring; 10: cylinder block;
11: little bearing; 12: base plate;
13: the epicoele side plate; 14: the first air spring holders;
15: the first in command; 16: the first compressing tablets;
17: the epicoele kickboard; 18: go up dials;
19: the second compressing tablets; 2: go up the dials assembly;
20: the linear bearing parts; 21: support column;
22: the three compressing tablets; 23: the four compressing tablets;
24: little axle; 25: upper guard board;
26: the second in command; 27: the epicoele base plate;
28: the cavity of resorption side plate; 29: the five compressing tablets;
3: over cap; 30: the cavity of resorption kickboard;
31: following backplate; 32: the axis of guide;
33: the three handles; 34: the second air spring holders;
35: the cylinder support; 36: the cavity of resorption base plate;
37: the four handles; 38: following dials;
39: prolong sleeve; 4: following dials assembly;
40: the first pull bars; 41: web joint;
42: the second pull bars; 43: line slide rail;
44: guide plate; 441: gathering sill;
45: the folding handle; 46: counter;
47: the functional test circuit board; 48: resilient pin;
49: button; 5: the gear train over cap;
50: the three air spring holders; 51: solenoid valve;
52: the connector mounting hole; 53: cable hole;
54: rotatablely move; 55: first direction;
56: second direction; 57: circuit board;
58: test point 6: gear train;
7: casing; 8: hinge; And
9: rotating shaft.
Embodiment
Below in conjunction with drawings and Examples embodiment of the present utility model is further described in detail, but should limit protection domain of the present utility model with this.
Seeing also Fig. 1 and Fig. 2, is respectively perspective view and another visual angle perspective view of the device of this new gas Automatic test clamp.Among the figure, the device of gas Automatic test clamp is applied to testing circuit board 57, and circuit board 57 has a plurality of test points 58, and the device of gas Automatic test clamp comprises casing 7, following dials assembly 4, goes up dials assembly 2, cylinder block 10, gear train 6.Wherein, the device of gas Automatic test clamp can also comprise gear train over cap 5 and at least one optionally set air spring 1.For present embodiment; air spring 1 is two; each air spring 1 one end connects goes up dials assembly 2; the other end connects gear train over cap 5; with mild start of going up dials assembly 2; when last dials assembly 2 closure or openness, air spring 1 can delay the action of closure or openness, makes its motion steadily.
The structure of casing 7 such as Fig. 1, Fig. 2, Fig. 8 and shown in Figure 9 are respectively perspective view, another visual angle perspective view of gas Automatic test clamp, the perspective view of casing and another visual angle perspective view of casing of device of the gas Automatic test clamp of this new embodiment.Among the figure, can be made and the processing of surperficial baking vanish by steel plate around the casing 7, be mainly used in and support and protection circuit that in the present embodiment, casing 7 bottoms have base plate 12, this base plate 12 is connected with casing 7 bottoms.Casing 7 left and right sides have two folding handles 45 that are fixed in casing 7 respectively.The casing front end has counter 46, resilient pin 48 and button 49.Box house has two the 3rd air spring holders 50, solenoid valve 51 and functional test circuit board 47, and wherein, functional test circuit board 47 and the 3rd air spring holder 50 are fixed on the base plate 12.The coboundary of casing 7 rear ends has two hinges 8, and these hinge 8 both sides are connect box 7 and following dials assembly 4 respectively.Casing 7 rear ends have a plurality of connector mounting holes 52 and a plurality of cable hole 53, are installed on connector mounting hole 52 with the connector that various specification is provided, and all kinds of circuit passes and enter cable hole 53.
The structure of following dials assembly 4 such as Fig. 1, Fig. 2, Fig. 5 and shown in Figure 6, it is respectively another visual angle perspective view, perspective view and another visual angle perspective view of dials assembly down of dials assembly down of device of perspective view, gas Automatic test clamp of device of the gas Automatic test clamp of this new embodiment.Among the figure; following dials assembly 4 is positioned on the casing 7; in the present embodiment, following dials assembly 4 has cavity of resorption side plate 28, the 5th compressing tablet 29, cavity of resorption kickboard 30, following backplate 31, the axis of guide 32, the 3rd handle 33, the second air spring holder 34, cylinder support 35, cavity of resorption base plate 36, the 4th handle 37, following dials 38 and gear train over cap 5.Cavity of resorption side plate 28 is made up of four frames, and locks with cavity of resorption base plate 36.Fix second gas, two spring fixed seats 34, cylinder support 35, gear train 6 and following dials 38 on the cavity of resorption base plate 36.
Following dials assembly 4 its circumferential distribution have the spring (not shown), are used to support cavity of resorption kickboard 30.Cavity of resorption kickboard 30 connects gear train over cap 5, fixes six the 5th compressing tablets 29 on the cavity of resorption kickboard 30, is used to connect backplate 31 down, so that cavity of resorption kickboard 30 is with backplate 31 motions down.The upper surface of following backplate 31 is fixed three axis of guides 32, press down in the process at last dials assembly 2, three axis of guides 32 are worked in coordination with corresponding three linear bearing parts 20, to guarantee that going up dials assembly 2 can only move along second direction 56, present embodiment is represented with the bearing of trend of the short end of guide plate 44, only is not the bearing of trend of guide plate 44 than short end but do not limit second direction 56.The 4th handle 37 is connected in cavity of resorption side plate 28, and cylinder block 10 can be supported in down dials assembly 4 by cylinder support 35.Can have a plurality of probe (not shown) that distribute by actual demand on the following dials 38.Gear train over cap 5 can prevent that foreign object from entering and damage gear train, and this gear train over cap 5 has rotating shaft 9, and last dials assembly 2 is that the axle center is rotated with rotating shaft 9.
The structure of last dials assembly 2 such as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, it is respectively another visual angle perspective view, another visual angle perspective view that goes up the perspective view of dials assembly and go up the dials assembly of device of perspective view, gas Automatic test clamp of device of the gas Automatic test clamp of this new embodiment.Among the figure, last dials assembly 2 is articulated in down dials assembly 4, in the present embodiment, last dials assembly 2 has epicoele side plate 13, the first air spring holder 14, the first in command 15, first compressing tablet 16, epicoele kickboard 17, goes up dials 18, second compressing tablet 19, linear bearing parts 20, support column 21, the 3rd compressing tablet 22, the 4th compressing tablet 23, little axle 24, upper guard board 25, the second in command 26 and epicoele base plate 27.
Epicoele side plate 13 is made up of four side plates, is connected in epicoele base plate 27 and is integrated, respectively has three kidney slots on the left and right side plate of epicoele side plate 13, and little axle 24 is passed.Linear bearing parts 20 mainly are made up of bearing holder (housing, cover) and guide pillar two parts, and are individually fixed in dials 18 and upper guard board 25, and connect upward dials 18 and upper guard board 25, wherein, are distributed with the spring (not shown) on the epicoele base plate 27, to support epicoele kickboard 17.Fix two first compressing tablets 16, four second compressing tablets 19, four the 3rd compressing tablets 22 on the epicoele kickboard 17, and be connected with last dials 18.Simultaneously, last dials 18 its left and right sides faces are fixed three little axles 24 respectively, and the axle head of each little axle 24 is connected with little bearing 11, and, also fix four support columns 21 on the last dials 18, in order to support over cap 3.Have a plurality of probe (not shown) of distributing by actual demand on the last dials 18 in addition, four the 4th compressing tablets 23 and the second in command 26 are connected in epicoele side plate 13.
The structure of gear train 6 such as Fig. 1, Fig. 2 and shown in Figure 7, it is respectively another visual angle perspective view of device of perspective view, gas Automatic test clamp of device of gas Automatic test clamp of this new embodiment and the perspective view of gear train.Among the figure, gear train 6 connects on the following dials assembly 4, gear train 6 is that (present embodiment is represented with the bearing of trend of the long end of guide plate 44 towards first direction 55 motions with cylinder block 10, but do not limit first direction 55 and only be the long bearing of trend of holding of guide plate 44), be converted into the mechanism (present embodiment with the bearing of trend of guide plate 44 short end represented, but do not limit bearing of trend that second direction 56 only be guide plate 44 short end) of dials assembly 2 towards second direction 56 motions.
In the present embodiment, these a little gear trains 6 can have the sleeve 39 of prolongation, first pull bar 40, web joint 41, second pull bar 42, line slide rail 43, guide plate 44 respectively.Prolong sleeve 39 and connect the cylinder block 10 and first pull bar 40.First pull bar, 40 two ends link to each other with two second pull bars 42 respectively.Web joint 41 is fixed first pull bar 40 and second pull bar 42, the firmly rigidity of its connection.Line slide rail 43 is made up of guide rail and slide block, and line slide rail 43 connects the dials 38 and second pull bar 42 down respectively.The both sides of gear train 6 can have a guide plate 44 respectively, and each guide plate 44 has three gathering sills 441, guide plate 44 and with the locking of second pull bar 42 in order to the while start.
Wherein, when circuit board 57 is placed in down dials assembly 4, and last dials assembly 2 is that the axle center rotated 54 o'clock with rotating shaft 9, this slightly bearing 11 insert corresponding gathering sill 441 respectively, utilize cylinder block 10 to promote gear train 6 displacements, make gear train 6 do first direction 55 motions, and, by little bearing 11 in gathering sill 441 displacements, make little bearing 11 do second direction 56 motions, utilize interchangeable general probe to be tested test point 58 to the spacing of another test point 58 and be lower than the circuit board 57 of 1.27mm, and then reach test point 58 that each general probe compresses tested circuit board 57 and contact tested circuit board 57 to test.
The above is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model.Have in the technical field under any and know the knowledgeable usually, in not breaking away from spirit and scope of the present utility model, when being used for a variety of modifications and variations, therefore protection domain of the present utility model is as the criterion when looking claims institute confining spectrum.
Claims (5)
1. the device of a gas Automatic test clamp is applied to testing circuit board, and circuit board has a plurality of test points, it is characterized in that the device of gas Automatic test clamp comprises:
Casing;
Following dials assembly is positioned on the casing, has rotating shaft;
Last dials assembly is articulated in down the dials assembly, has a plurality of little bearings;
Gear train is connected in down the dials assembly, and the both sides of gear train have at least one gathering sill respectively;
Cylinder block is positioned at dials assembly down, and cylinder block one end connects gear train.
2. the device of gas Automatic test clamp according to claim 1 is characterized in that also comprising the gear train over cap, is connected in down the dials assembly.
3. the device of gas Automatic test clamp according to claim 2 is characterized in that also comprising at least one air spring, and the air spring two ends are connected with last dials assembly and gear train over cap respectively.
4. the device of gas Automatic test clamp according to claim 1 is characterized in that the dials assembly has a plurality of probes, and a plurality of probes contact a plurality of test points respectively.
5. the device of gas Automatic test clamp according to claim 1 is characterized in that the dials assembly has a plurality of probes down, and a plurality of probes contact a plurality of test points respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201564548U CN201364345Y (en) | 2008-12-03 | 2008-12-03 | Device for gas automatic test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201564548U CN201364345Y (en) | 2008-12-03 | 2008-12-03 | Device for gas automatic test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201364345Y true CN201364345Y (en) | 2009-12-16 |
Family
ID=41475013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201564548U Expired - Fee Related CN201364345Y (en) | 2008-12-03 | 2008-12-03 | Device for gas automatic test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201364345Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092013A (en) * | 2010-11-30 | 2011-06-15 | 天津普林电路股份有限公司 | Auxiliary fixture for making test support for high-density interconnection circuit board |
| CN102288792A (en) * | 2011-07-22 | 2011-12-21 | 华为终端有限公司 | Test fixture |
| CN102466760A (en) * | 2010-11-08 | 2012-05-23 | 亚旭电脑股份有限公司 | Frequency measurement apparatus |
| CN102778590A (en) * | 2012-07-20 | 2012-11-14 | 昆山迈致治具科技有限公司 | Fixture suitable for circuit board testing table |
| CN103823087A (en) * | 2012-11-16 | 2014-05-28 | 纬创资通股份有限公司 | Automation test device and test method |
| CN104198916A (en) * | 2014-09-01 | 2014-12-10 | 苏州市吴中区胥口广博模具加工厂 | Four-station mixed testing device without light and interference source |
| CN104614618A (en) * | 2015-02-07 | 2015-05-13 | 刘刚 | Semi-automatic interchange equipment for testing electrical performance and testing method thereof |
| CN105095029A (en) * | 2014-05-06 | 2015-11-25 | 昆山瑞鸿诚自动化设备科技有限公司 | Notebook mainboard test equipment |
-
2008
- 2008-12-03 CN CNU2008201564548U patent/CN201364345Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466760A (en) * | 2010-11-08 | 2012-05-23 | 亚旭电脑股份有限公司 | Frequency measurement apparatus |
| CN102092013A (en) * | 2010-11-30 | 2011-06-15 | 天津普林电路股份有限公司 | Auxiliary fixture for making test support for high-density interconnection circuit board |
| CN102092013B (en) * | 2010-11-30 | 2012-07-04 | 天津普林电路股份有限公司 | Auxiliary fixture for making test support for high-density interconnection circuit board |
| CN102288792A (en) * | 2011-07-22 | 2011-12-21 | 华为终端有限公司 | Test fixture |
| CN102288792B (en) * | 2011-07-22 | 2013-10-02 | 华为终端有限公司 | Test fixture |
| CN102778590A (en) * | 2012-07-20 | 2012-11-14 | 昆山迈致治具科技有限公司 | Fixture suitable for circuit board testing table |
| CN102778590B (en) * | 2012-07-20 | 2015-11-18 | 昆山迈致治具科技有限公司 | A kind of tool being applicable to circuit board test machine station |
| CN103823087A (en) * | 2012-11-16 | 2014-05-28 | 纬创资通股份有限公司 | Automation test device and test method |
| CN105095029A (en) * | 2014-05-06 | 2015-11-25 | 昆山瑞鸿诚自动化设备科技有限公司 | Notebook mainboard test equipment |
| CN104198916A (en) * | 2014-09-01 | 2014-12-10 | 苏州市吴中区胥口广博模具加工厂 | Four-station mixed testing device without light and interference source |
| CN104614618A (en) * | 2015-02-07 | 2015-05-13 | 刘刚 | Semi-automatic interchange equipment for testing electrical performance and testing method thereof |
| CN104614618B (en) * | 2015-02-07 | 2018-01-30 | 深圳市强瑞电子有限公司 | The semi-automatic switchgear and its method of testing of electrical testing |
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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: 20091216 Termination date: 20141203 |
|
| EXPY | Termination of patent right or utility model |