CN103197104A - Micro-pressure stress test seat - Google Patents
Micro-pressure stress test seat Download PDFInfo
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- CN103197104A CN103197104A CN2012100043328A CN201210004332A CN103197104A CN 103197104 A CN103197104 A CN 103197104A CN 2012100043328 A CN2012100043328 A CN 2012100043328A CN 201210004332 A CN201210004332 A CN 201210004332A CN 103197104 A CN103197104 A CN 103197104A
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- pedestal
- seat
- pressing tongs
- test
- minute
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Abstract
The invention relates to a micro-pressure stress test seat which comprises a base seat, a test port, a guiding seat, a pair of long pressure pliers, a pair of short pressure pliers and two pressing components, wherein the pair of the long pressure pliers and the pair of the short pressure pliers are arranged on two corresponding sides of the base seat, the two pressing components respectively cover the pair of the long pressure pliers and the pair of the short pressure pliers. A convex surface is arranged on the pair of the long pressure pliers and a check and combination surface is arranged on the pair of the short pressure pliers, and the convex surface and the check and combination surface can be abutted against the guiding seat in an optional mode. When the two pressing components on two sides are pressed down, a chip to be tested can be placed, then the pressing components is let go, the pair of the long pressure pliers and the pair of the short pressure pliers first return to press the guiding seat, a square pressure head is then pressed to fit with the chip to be tested, so that most impact force is absorbed by the guiding seat and damage of the chip to be tested is avoided.
Description
Technical field
The invention relates to a kind of minute-pressure stress test seat, refer to a kind of test bench that is applicable to electronic encapsulated components test usefulness especially.
Background technology
Various electronic component chips, as integrated circuit (Integrated Circuit, IC), MEMS (micro electro mechanical system) (Micro Electro Mechanical Systems, MEMS) etc., after chip package process, be packaged into packaging part, need will to carry out testing electrical property in the test bench of packaging part built-in test board again, whether normal with the function that detects packaging part, and characteristic whether to meet the client required.Before entering the tester table test, need earlier packaging part to be placed in the test bench, to carry out follow-up test.
The mode of packaging part is pushed down in the many uses of known test bench from top to bottom; it presses element is to utilize the elasticity of second flexible member to do control; when desire is placed packaging part; pressing second flexible member makes and presses element and open; after the packaging part placement positioning; unclamp second flexible member make press element because of elastic recoil to push down sealing dress; but such mode is often excessive because of the second flexible member elastic force; one bigger moment is provided; make that pressing element produces a bigger impulsive force to packaging part; along with packaging part is gradually accurate, this kind impulsive force regular meeting causes the damage of packaging part.
On the other hand, difference along with packaging part purposes and precision, can need to use the contact stress of different sizes to do test, but known test bench, mostly being provides fixedly contact stress, if need different contact stress, then need to manufacture different test benches, and can't the required contact stress size of rapid adjustment.
Inventor's reason is in this, and this urgently thinks a kind of minute-pressure stress test seat that can address the above problem in the spirit of positive invention creation, and several times research experiment is eventually to finishing the present invention.
Summary of the invention
The objective of the invention is to, a kind of minute-pressure stress test seat is provided, it can absorb most impulsive force, avoids chip damage to be measured.
Minute-pressure stress test seat of the present invention includes a pedestal, a test port, a guide seat, a long pressing tongs, short pressing tongs and two pressing pieces.Pedestal offers a storage tank, and test port then is arranged in the storage tank of pedestal; Guide seat places in the storage tank of pedestal, and is positioned at the test port top, and offers a test trough; More be folded with a plurality of first flexible members between guide seat and test port, wherein, these a plurality of first flexible members can be spring.
Long pressing tongs is arranged at a side of pedestal, and an end is a square pressure head, and the other end is provided with a cross bar, convex with a convex surface between square pressure head and cross bar, but selecting type is resisted against on the guide seat; Short pressing tongs is arranged at the opposite side of long pressing tongs, and an end is provided with a cross bar, and the other end convexes with one and only closes face, but its also selecting type be resisted against on this guide seat.
Two pressing pieces pass at least one post that runs through on the pedestal respectively, be hubbed on the pedestal, and be covered in long pressing tongs respectively and lack the end that pressing tongs has cross bar, the cross bar place of the corresponding long pressing tongs of two pressing pieces and short pressing tongs, offer a slot respectively, the cross bar of long pressing tongs and short pressing tongs correspondence respectively snaps in the slot.In addition, can also include a plurality of guide grooves on pedestal, in order to be installed with a plurality of second flexible members, a plurality of second flexible members are located between two pressing pieces and pedestal, these a plurality of second flexible members can be spring.
By above structure, when pressing down the pressing piece of two sides, can drive the long pressing tongs and the short pressing tongs that fasten with pressing piece is upturned, be convenient to place a chip to be measured to form an opening, place when chip to be measured and finish, when unclamping the pressing piece of two sides, two pressing pieces because of the elastic force resilience, can drive the long pressing tongs fasten with it and lack pressing tongs, back pressure can be pressure bonded on the chip to be measured with the square pressure head of duration pressing tongs to guide seat.
Known press element because of elastic recoil when pushing down the sealing dress, normal excessive because of the second flexible member elastic force, a bigger moment is provided, make that pressing element produces a bigger impulsive force to packaging part, along with packaging part is gradually accurate, this kind impulsive force can cause the damage of packaging part.But in the present invention, the face that only closes because of the convex surface on the long pressing tongs and short pressing tongs before the square pressure head of long pressing tongs is pressure bonded to chip to be measured, can be pressure bonded to earlier on the guide seat, therefore can absorb the elastic force of most resilience, and significantly reduce the impulsive force that the square pressure head is pressure bonded to chip to be measured.
The test port of above-mentioned minute-pressure stress test seat can include a base plate, a plurality of contact terminal and a terminal fixing pedestal, can offer a plurality of grooves on the base plate, and a plurality of through holes are arranged on the terminal fixing pedestal, a plurality of contact terminals are corresponding respectively to pass and is fixed in a plurality of through holes on the terminal fixing pedestal, and is arranged in a plurality of grooves on the base plate.
The test trough of the guide seat of above-mentioned minute-pressure stress test seat bottom can offer a plurality of perforation, and a plurality of contact terminals are corresponding being arranged in a plurality of perforation of test trough respectively then.After chip placement to be measured finished, long pressing tongs and short pressing tongs pressed on the guide seat, guide seat can be pressed on the test port, so can make a plurality of contact terminals protrude a plurality of perforation of test trough bottom, touch chip to be measured, in order to crystalline substance to be measured is tested.
Can also include a plurality of grooves on the terminal fixing pedestal of the test port of above-mentioned minute-pressure stress test seat, in order to ccontaining a plurality of first flexible members that are located between guide seat and test port.
Known test bench, mostly being provides fixedly contact stress, but the difference because of packaging part purposes and precision, often need to use the contact stress of different sizes to do test, therefore in the present invention, when the square pressure head of long pressing tongs is pressure bonded on the chip to be measured, when making a plurality of contact terminals touch chip to be measured, because the convex surface on the long pressing tongs is pressed together on the guide seat, so can not make chip to be measured be depressed into the bottom of the test trough of guide seat, making simultaneously has one at interval between the bottom of test trough of chip to be measured and guide seat, so, can adjust the contact stress of a plurality of contact terminals and chip chamber to be measured by this at interval.
Description of drawings
Above-mentioned and other purpose and advantage of the present invention are not difficult to obtain to understand in depth from the detailed description and accompanying drawing of following selected embodiment, wherein:
Fig. 1 is the exploded view of a preferred embodiment of the present invention.
Fig. 2 is the cut-open view that a preferred embodiment of the present invention presses down pressing piece.
Fig. 3 is the cut-open view that a preferred embodiment of the present invention is unclamped pressing piece.
Fig. 4 is the enlarged drawing at A place among a preferred embodiment of the present invention Fig. 3.
Embodiment
See also Fig. 1, Fig. 1 is the exploded view of a preferred embodiment of the present invention.The minute-pressure stress test seat of present embodiment includes: a pedestal 1, a test port 2, a guide seat 3, a long pressing tongs 4, short pressing tongs 5 and two pressing pieces 6.Pedestal 1 offers a storage tank 11, test port 2 is arranged in the storage tank 11 of pedestal 1,3 of guide seats are to place in the storage tank 11 of pedestal 1, and be positioned at test port 2 tops, also be folded with a plurality of first flexible members 212 at guide seat 3 and 2 of test ports, in the present embodiment, these a plurality of first flexible members 212 are to be spring.
Long pressing tongs 4 one ends are a square pressure head 41, and the other end is provided with a cross bar 43; At contiguous square pressure head 41 places, be provided with one and convex with a convex surface 42, but selecting type is resisted against on the surface 32 of guide seat 3; At contiguous cross bar 43 places, be provided with a hole 44; When long pressing tongs 4 was arranged at a side of pedestal 1, a long transverse lever 14 can pass hole 44 on pedestal 1 and the long pressing tongs 4 by pedestal 1 side, and thus, long pressing tongs 4 can hole 44 places be that turning axle is done rotation.
In addition, desire to be covered in the pressing piece 6 of long pressing tongs 4 tops, it offers two passages 62, and cross bar 43 places of corresponding long pressing tongs 4 offer a slot 61, after pressing piece 6 snaps into slot 61 with cross bar 43, recycling two runs through the side that post 12 is arranged at pressing piece 6 pedestal 1, pressing piece 6 and 1 of pedestal in long pressing tongs 4 tops also are folded with 2 second flexible members 13, pedestal 1 corresponding 2 second flexible members 13 places offer two guide grooves 15, to be installed with this 2 second flexible member 13, thus, the pressing piece 6 of long pressing tongs 4 tops can run through post 12 along two to be done and pumps, simultaneously also can drive the long pressing tongs 4 that fastens with it, can be that turning axle rotates with hole 44 places.Again, in the present embodiment, these a plurality of second flexible members 13 are to be spring.
At the short pressing tongs 5 of the couple positioned opposite of long pressing tongs 4, the one end convexes with one and only closes face 51, but selecting type be resisted against on the surface 32 of guide seat 3, the other end also is provided with a cross bar 52; At contiguous cross bar 52 places, be provided with a hole 53, similarly, when short pressing tongs 5 was arranged at a side of pedestal 1, a long transverse lever 14 can pass hole 53 on pedestal 1 and the short pressing tongs 5 by pedestal 1 side, and thus, short pressing tongs 5 can hole 53 places be that turning axle is done rotation.
And short pressing tongs 5 tops also are coated with pressing piece 6, it also offers two passages 62, and cross bar 52 places of corresponding short pressing tongs 5 offer a slot 61, after pressing piece 6 snaps into slot 61 with cross bar 52, recycling two runs through the side that post 12 is arranged at pressing piece 6 pedestal 1, pressing piece 6 and 1 of pedestal in short pressing tongs 5 tops also are folded with 2 second flexible members 13, pedestal 1 corresponding 2 second flexible members 13 places offer two guide grooves 15, to be installed with 2 second flexible members 13, do and pump so that pressing piece 6 can run through post 12 along two, simultaneously also can drive the short pressing tongs 5 that fastens with it, can be that turning axle rotates with hole 53 places.
Then see also Fig. 2, Fig. 2 is the cut-open view that present embodiment presses down pressing piece.When pressing down two pressing pieces 6 that are positioned at pedestal 1 two sides simultaneously, as previously mentioned, can drive the long pressing tongs 4 and the short pressing tongs 5 that fasten respectively with two pressing pieces 6, make that long pressing tongs 4 is that turning axle, short pressing tongs 5 are turning axle with hole 53 places with hole 44 places, rotate simultaneously, namely can form an opening, subsequently, a chip pick-up device 9 can be put a chip 7 to be measured to the test trough 31 of guide seat 3.On the other hand, when long pressing tongs 4 and short pressing tongs 5 leave the surface 32 of guide seat 3, the flexible member 212 that guide seat 3 and test port are 2 can be with guide seat 3 upwards liftings, so that chip 7 to be measured is when being positioned in the test trough 31 of guide seat 3, a plurality of contact terminals 22 can not protrude test trough 31 and touch chip 7 to be measured.
Then see also Fig. 3, and consult Fig. 1 and Fig. 2 in the lump, Fig. 3 is the cut-open view that present embodiment unclamps pressing piece.When chip 7 placements to be measured finish, after chip pick-up device 9 leaves, unclamp the compacting to two side pressing pieces 6, second flexible member 13 1 of pressing piece 6 and pedestal can upwards push away pressing piece 6, can drive long pressing tongs 4 this moment and lack pressing tongs 5 and push back guide seat 3, and the square pressure head 41 of long pressing tongs 4, can be pressed onto on the chip 7 to be measured, position with fixing chip 7 to be measured, the present invention is for avoiding known when pressing element because of elastic recoil, the cause second flexible member elastic force is excessive, one bigger moment is provided, make that pressing element produces a bigger impulsive force to packaging part, cause the damage of packaging part, before the square pressure head 41 of long pressing tongs 4 was pressed onto chip 7 to be measured, the face that only closes 51 of the convex surface 42 of long pressing tongs 4 and short pressing tongs 5 can be pressed onto the surface 32 of guide seat 3 earlier, can absorb most impulsive force that causes because of screen resilience, make square pressure head 41 can not bring chip to be measured 7 excessive impulsive force, to avoid the damage of chip 7 to be measured.
Then please consult Fig. 3 and Fig. 4 simultaneously, Fig. 4 is the enlarged drawing at A place among present embodiment Fig. 3.When long pressing tongs 4 and short pressing tongs 5 are pressed into the surface 32 of guide seat 3, guide seat 3 can be pressed on the test port 2, a plurality of contact terminals 22 namely can protrude test trough 31 and touched chip 7 to be measured this moment, in order to carrying out follow-up test.
In addition, for solving known test bench, fixedly contact stress only is provided, but the difference because of packaging part purposes and precision, often need to use different big or small contact stress to do the problem of test, in the present invention, be pressed in the surface 32 of guide seat 3 because of the convex surface 42 of long pressing tongs 4, so the square pressure head 41 of long pressing tongs 4 can not be depressed into test trough 31 bottoms with chip 7 to be measured, and make that an interval D is arranged between chip 7 to be measured and test trough 31 bottoms, thus, when a plurality of contact terminals 22 are protruding to test trough 31 contact measured chips 7 because guide seat 3 presses down, can by this at interval D adjust the contact force of 7 of a plurality of contact terminals 22 and chips to be measured, to provide different packaging parts required contact stress.
Above-described embodiment only is to give an example for convenience of description, and the interest field that the present invention advocates should be as the criterion so that claim is described certainly, but not only limits to above-described embodiment.
Claims (9)
1. minute-pressure stress test seat comprises:
One pedestal offers a storage tank;
One test port is arranged in this storage tank of this pedestal;
One guide seat offers a test trough, places in this storage tank of this pedestal, and is positioned at this test port top, is folded with a plurality of first flexible members between this guide seat and this test port;
One long pressing tongs is arranged at a side of this pedestal, convex with a convex surface, but selecting type is resisted against this guide seat;
One lacks pressing tongs, is arranged at the opposite side of this long pressing tongs on this pedestal, convex with one and only close face, but selecting type is resisted against this guide seat; And
Two pressing pieces pass at least one post that runs through on this pedestal respectively, are hubbed on this pedestal, and are covered in an end of this long pressing tongs and this weak point pressing tongs respectively, are folded with a plurality of second flexible members between this two pressing piece and this pedestal.
2. minute-pressure stress test seat as claimed in claim 1, wherein, this long pressing tongs one end is a square pressure head, the other end is provided with a cross bar; Be covered in this pressing piece on this long pressing tongs in to offering a slot in the cross bar place.
3. minute-pressure stress test seat as claimed in claim 1, wherein, this weak point pressing tongs one end is provided with a cross bar; Be covered on this pressing piece on this weak point pressing tongs in to offering a slot in the cross bar place.
4. minute-pressure stress test seat as claimed in claim 1, wherein, this test port includes a base plate and a plurality of contact terminal; Offer a plurality of grooves on this base plate, these a plurality of contact terminals are corresponding being arranged in these a plurality of grooves of this base plate respectively.
5. minute-pressure stress test seat as claimed in claim 4, wherein, this test trough bottom of this guide seat offers a plurality of perforation, and these a plurality of contact terminals are corresponding being arranged in these a plurality of perforation of this test trough respectively.
6. minute-pressure stress test seat as claimed in claim 5, wherein, this test port also includes a terminal fixing pedestal, and this terminal fixing pedestal includes a plurality of through holes, and these a plurality of contact terminals pass respectively and are fixed in these a plurality of through holes.
7. minute-pressure stress test seat as claimed in claim 1, wherein, this pedestal also includes a plurality of guide grooves, in order to be installed with this a plurality of second flexible members.
8. minute-pressure stress test seat as claimed in claim 6, wherein, this terminal fixing pedestal also includes a plurality of grooves, in order to be installed with this a plurality of first flexible members.
9. minute-pressure stress test seat as claimed in claim 1, wherein, this first flexible member is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210004332.8A CN103197104B (en) | 2012-01-09 | 2012-01-09 | Micro-pressure stress test seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210004332.8A CN103197104B (en) | 2012-01-09 | 2012-01-09 | Micro-pressure stress test seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103197104A true CN103197104A (en) | 2013-07-10 |
| CN103197104B CN103197104B (en) | 2015-07-01 |
Family
ID=48719791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210004332.8A Active CN103197104B (en) | 2012-01-09 | 2012-01-09 | Micro-pressure stress test seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103197104B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020177347A1 (en) * | 2001-05-25 | 2002-11-28 | Yamaichi Electronics Co., Ltd. | Socket for IC package |
| US20060228916A1 (en) * | 2002-12-17 | 2006-10-12 | Yamaichi Electronics Co., Ltd. | Socket for semiconductor device |
| CN2854858Y (en) * | 2005-11-14 | 2007-01-03 | 璞瑞股份有限公司 | Connector for testing integrated circuit |
| US20070020983A1 (en) * | 2005-07-25 | 2007-01-25 | High Tech Computer, Corp. | Chip recorder |
| US20070049089A1 (en) * | 2005-08-31 | 2007-03-01 | Japan Aviation Electronics Industry, Limited | Electrical socket which can be reduced in operating force |
| CN201029122Y (en) * | 2007-03-09 | 2008-02-27 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| TWM351499U (en) * | 2008-08-11 | 2009-02-21 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| TWM386640U (en) * | 2010-01-11 | 2010-08-11 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| CN201656049U (en) * | 2010-04-20 | 2010-11-24 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN201852912U (en) * | 2010-09-03 | 2011-06-01 | 界鸿科技股份有限公司 | Electronic element testing mechanism |
-
2012
- 2012-01-09 CN CN201210004332.8A patent/CN103197104B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020177347A1 (en) * | 2001-05-25 | 2002-11-28 | Yamaichi Electronics Co., Ltd. | Socket for IC package |
| US20060228916A1 (en) * | 2002-12-17 | 2006-10-12 | Yamaichi Electronics Co., Ltd. | Socket for semiconductor device |
| US20070020983A1 (en) * | 2005-07-25 | 2007-01-25 | High Tech Computer, Corp. | Chip recorder |
| US20070049089A1 (en) * | 2005-08-31 | 2007-03-01 | Japan Aviation Electronics Industry, Limited | Electrical socket which can be reduced in operating force |
| CN2854858Y (en) * | 2005-11-14 | 2007-01-03 | 璞瑞股份有限公司 | Connector for testing integrated circuit |
| CN201029122Y (en) * | 2007-03-09 | 2008-02-27 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| TWM351499U (en) * | 2008-08-11 | 2009-02-21 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| TWM386640U (en) * | 2010-01-11 | 2010-08-11 | Hon Hai Prec Ind Co Ltd | Electrical connector |
| CN201656049U (en) * | 2010-04-20 | 2010-11-24 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN201852912U (en) * | 2010-09-03 | 2011-06-01 | 界鸿科技股份有限公司 | Electronic element testing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103197104B (en) | 2015-07-01 |
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