CN2903998Y

CN2903998Y - Tester

Info

Publication number: CN2903998Y
Application number: CN 200620112557
Authority: CN
Inventors: 赵茂雄
Original assignee: HONGLIAN INT TECH Co Ltd
Current assignee: HONGLIAN INT TECH Co Ltd
Priority date: 2006-04-20
Filing date: 2006-04-20
Publication date: 2007-05-23
Anticipated expiration: 2016-04-20

Abstract

The utility model relates to a testing device, which fixes the testing circuit board through the positioning parts arranged on the containing part of the platform, and makes the connection pin of the testing chip in butt connection with connection point of the connection seat arranged on the testing circuit surface; and a pressing mechanism is arranged on the upper part of the platform, which is turned by a handle, so the pressing element in pivot connection with the handle is driven to push the bottom pressing plate downwards; when the platform is lower than the pressing plate, the handle then can be turned to drive the pressing element to push the pressing plate downwards, the pressing plate then makes the chip and testing circuit to form a substantial electrical contact; the chip testing in this way has advantages of fast testing speed, saving power and time, easy operation and stable chip positioning .

Description

Proving installation

Technical field

The utility model relates to a kind of proving installation, especially refer to utilize and compress mechanism the testing circuit board of being located on the platform is contacted really with tested chip, then find out the bad tested chip of flaw, save time soon, laborsaving to reach test speed, the effect of simple to operate and chip strong fix.

Background technology

Along with the progress of electronics industry and the fast development of electronics technology application, more and more Duo electronic product is applied in the daily life continually, to promote the convenience and the quality of the life of operation, among many different electronics applications, all must use many integrated circuit (integrated circuit; Be called for short IC), manage, analyze, processing data, particularly computing machine, communication and consumption electronic products etc. all have frequent day by day application.

But, after finishing the manufacturing course of integrated circuit (IC) chip, need through a series of electric test, can in the various chip of quantity, reject the flaw defective products, usually integrated circuit (IC) chip is after finishing, can directly on circuit board, weld a plurality of integrated circuit (IC) chip and form chip module, and then be plugged to carry out on the cartridge slot of module testing plate tested, only this kind speed is slow excessively, when this chip module of test makes a mistake, which problem is the integrated circuit (IC) chip that can't inspect immediately on the circuit board have take place, and integrated circuit (IC) chip must be separated one by one again postwelding, and test-based examination again again, this kind mode extremely wastes time and energy, also increasing production cost virtually, is to run in the opposite direction with the target of pursuing efficient in fact.

The research of semiconductor fabrication is with down fast-developing over past in the past 40 years, component density on the one chip is upwards grown up at a terrific speed, along with dwindling of component size, its processing procedure precision requirement is more and more high, make the yield of processing procedure also be subjected to great challenge, the thing followed, it will be the problem of the follow-up maintenance of defective products, so, how to utilize fast, save time, come testing integrated circuit chip without numerous and diverse test procedure, manufacture and the efficient of testing to promote production line, and be applied to follow-up defective products maintenance, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves.

Summary of the invention

Fundamental purpose of the present utility model is to overcome the deficiencies in the prior art and defective, a kind of proving installation is proposed, keeper set on the holding part by platform fixes testing circuit board, and the contact in the Connection Block of the pin that makes tested chip and testing circuit board is corresponding mutually, when platform compresses compressing plate when below of mechanism to being positioned at, can pull the handle that compresses mechanism drives the press element that handle articulates and promotes to compress plate to bottom offset, make and compress the set pressurization part elasticity in plate below and press on the corresponding chip, chip is electrically contacted really with testing circuit board, can carry out chip testing, to judge that whether chip is non-defective unit and to confirm that normally whether chip functions, if when finding bad chip, only need chip is eliminated by taking out on the platform, and do not need other tip-off chip, it not only can promote the convenience of chip production manufacturing and test, and effectively reduces the time of changing chip, and then it is fast to reach test speed, laborsaving saving time, the effect of simple to operate and chip strong fix.

Secondary objective of the present utility model is, keeper set on the holding part by platform fixes testing circuit board, when platform compresses compressing plate when below of mechanism to being positioned at, can pull the handle that compresses mechanism drives the press element that handle articulates and promotes to compress plate to bottom offset, the terminal that clamps in the Connection Block is unclamped, then the hole of again chip being offered by compressing on the plate of inserting is put into, just can make pin (as: the BGA pin of chip, TSOP pins etc.) inserting two unclamps between terminal, pulling handle more afterwards, make and compress sheet reset, can allow the terminal in unclamping remove to clamp the pin of chip, and then reach the purpose of chip testing in another way.

For reaching above-mentioned purpose, the utility model provides a kind of proving installation, include and compress mechanism and platform, wherein, this compresses mechanism and be articulated with the handle that can pull rotation between two side plate, be connected with the press element that can compress downwards in handle one side in addition, the press element below then is provided with and compresses plate, and is provided with pressurization part in compressing the plate lower surface; And this platform be positioned at compress mechanism compress plate below, and platform surface is provided with can be for the holding part of default testing circuit board storing, and be provided with the keeper of fixing default testing circuit board in the holding part surface, then put in the Connection Block on the default testing circuit board chip is arranged, when pulling handle, drive the pressurization part compress plate and compress corresponding chip downwards and electrically contact really with the preinstalled circuit plate.

For reaching above-mentioned purpose, the utility model also provides a kind of proving installation, include and compress mechanism and platform, wherein, this compresses mechanism and be articulated with the handle that can pull rotation between two side plate, be connected with the press element that can compress downwards in handle one side in addition, the press element below then is provided with and compresses plate, and offers the hole of inserting that can supply the chip storing on the plate in compressing; And this platform be positioned at compress mechanism compress plate below, and platform surface is provided with can be for the holding part of default testing circuit board storing, and be provided with the keeper of fixing default testing circuit board in the holding part surface, Connection Block on the default testing circuit board then can be put chip, when pulling handle, can drive and compress the Connection Block that plate compresses the preinstalled circuit plate downwards, the terminal in the Connection Block is unclamped, then the pin of clamping chip makes chip electrically contact really with the preinstalled circuit plate.

Description of drawings

Fig. 1 is a stereo appearance figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the stereo appearance figure of the utility model before using;

Fig. 4 is the synoptic diagram of the utility model when using;

Fig. 5 is the synoptic diagram of the utility model after using;

Fig. 6 is the three-dimensional exploded view of another preferred embodiment of the utility model;

Fig. 7 is the utility model synoptic diagram of a preferred embodiment before using again;

Fig. 8 is the utility model synoptic diagram of a preferred embodiment after using again;

Fig. 9 is the synoptic diagram of another preferred embodiment of the utility model before using;

Figure 10 is the synoptic diagram of another preferred embodiment of the utility model when using;

Figure 11 is the synoptic diagram of another preferred embodiment of the utility model after using.

Symbol description among the figure

1 compresses mechanism

11 handles, 122 chutes

111 connecting portions 13 compress plate

112 press elements, 131 flexible support members

113 axial regions, 132 pressurization part

12 side plates, 133 elastic bodys

121 caulking grooves 134 are inserted the hole

2 platforms

21 holding parts 212 are escaped the hole

211 keepers, 22 guidance parts

3 testing circuit boards

31 Connection Blocks, 312 terminals

311 contacts, 32 electronic components

4 chips

41 pins

Embodiment

For reaching above-mentioned purpose and effect, technological means that the utility model adopted and structure thereof illustrate in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, in conjunction with the accompanying drawings in order to understanding fully.

Please consult shown in Fig. 1,2,3,4 simultaneously, be stereo appearance figure of the present utility model, three-dimensional exploded view, stereo appearance figure before using and the synoptic diagram when the use, find out that by knowing among the figure proving installation of the present utility model includes and compresses mechanism 1 and platform 2, wherein:

This compresses mechanism 1 and be articulated with the handle 11 that can pull rotation between two side plate 12, its handle 11 1 epitaxial lateral overgrowths are stretched connecting portion 111 are arranged, articulate rotation for press element 112, and in handle 11 left sides, right two sides are provided with can be for the axial region 113 that is incorporated into side plate 12, its two opposite sides plate, 12 inboards are provided with corresponding caulking groove 121 and chute 122, and caulking groove 121 can be embedded for compressing plate 13 2 ends, and be provided with flexible support members 131 in compressing between plate 13 bottom surfaces and adjacent caulking groove 121 surfaces, the press element 112 of handle 11 then supports to be affixed on and compresses plate 13 surfaces, be provided with a plurality of pressurization part 132 in compressing plate 13 lower surfaces in addition, and be provided with elastic body 133 in the pressurization part 132, make pressurization part 132 can form on one, following elastic telescopic state.

These platform 2 surfaces are provided with the holding part 21 that can supply default testing circuit board 3 to put, and are provided with a plurality of keepers 211 and a plurality of hole 212 of escaping in holding part 21 surfaces, and platform 2 left and right two sides then are outward extended with guidance part 22.

Moreover, by above-mentioned member in group during structure, guidance part 22 combinations with platform 2 two sides earlier are positioned in the chute 122 of two side plates, 12 relative inner, and platform 2 is positioned at compress mechanism 1 below, make it compress plate 13 displacement that can on platform 2, reciprocatingly slide thus, slide into when location when compressing plate 13, can finish whole group structure of the present utility model.

Please consult Fig. 3 simultaneously, 4, shown in 5, be the stereo appearance figure of the utility model before using, synoptic diagram when using and the synoptic diagram after using, find out by knowing among the figure, the utility model is when using, earlier platform 2 is pulled out from compressing plate 13 belows, allow the user testing circuit board 3 is seated on the holding part 21 of platform 2, and keeper 211 is arranged on the testing circuit board 3 form fixing, and the set electronic component 32 in testing circuit board 3 back sides is (as resistance, electric capacity etc.) then can be embedded in correspondence escapes in the 2I2 of hole, to prevent electronic component 32 fails in compression at testing circuit board 3 back sides, testing circuit board 3 surfaces then are provided with a plurality of Connection Blocks 31, so, the chip 4 of desire test can be positioned in the Connection Block 31, make the pin 41 of chip 4 and contact 311 butts of Connection Block 31, then just platform 2 can be pushed away towards the direction that compresses plate 13, after platform 2 pushing and pressing put in place, pressurization part 132 belows that chip 4 is right against compress plate 13 form the location, design with this, can pull the handle 11 that compresses mechanism 1, make handle 11 form rotation in side plate 12 places by the axial region 113 of two sides, can drive press element 112 slides backwards and compresses downwards, form to bottom offset to promote compressing plate 13, make flexible support members 131 be compressive state simultaneously, and then allow pressurization part 132 elasticity that compress plate 13 press on the chip 4, and pressurization part 132 can be by inner elastic body 133 bufferings, avoid pressurization part 132 excessively to compress chip 4, so that the pin 41 of chip 4 positively with Connection Block 31 in contact 311 contact conducting, can test by testing circuit board 3 with this, to judge whether chip 4 is non-defective unit.

Moreover, after chip 4 tests finish, can drive press element 112 homings by pulling handle 11, allow the flexible support members 131 in pushing discharge, elastic reset power by flexible support members 131 drives and compresses plate 13 to top offset, so, just can make the pressurization part 132 that compresses plate 13 away from chip 4, then platform 2 can be pulled out, the chip 4 that test is finished takes out in Connection Block 31, treating that next group chip 4 tests, and then reach that test speed saves time soon, laborsaving, the effect of simple to operate and chip strong fix.

In addition, above-mentioned press element 112 can be ball bearing, and the mode that compresses of the slide displacement by press element 112, so just can not produce because of friction produces the drop situation of storage tank of iron filings, and then influence the test result of chip; In addition, the holding part 21 of above-mentioned platform 2 is offered escapes 212 positions, hole and can be changed design according to electronic component 32 positions at testing circuit board 3 back sides, only need avoid electronic component 32 fails in compression at testing circuit board 3 back sides to get final product.

Please continue to consult shown in Figure 6, three-dimensional exploded view for another preferred embodiment of the utility model, find out by knowing among the figure, the mechanism 1 that compresses of the present utility model also can activity displacement on platform 2, make its plate 13 that compresses that compresses mechanism 1 be pushed into platform 2 tops, and then pulling handle 11 allows the pressurization part 132 that compresses plate 13 go elasticity to compress chip 4, so, above-mentioned design, can be according to user's the demand or the difference of design, make to compress mechanism 1 and platform 2 by relative separation slippage or one-body moldedly constituted, only need pulling handle 11 after, allow compress plate 13, and then make chip 4 form electric connection with testing circuit board really to get final product to bottom offset.

Please continue to consult Fig. 7, shown in 8, be the utility model synoptic diagram and the synoptic diagram in use after of a preferred embodiment before using again, find out by knowing among the figure, press element 112 of the present utility model may further be cam, when pulling handle 11, can make and compress plate 13 along the circular path of cam and gradually to bottom offset, and then pressurization part 131 elasticity that compress plate 13 are pressed on the chip 4, chip 4 can be formed with testing circuit board 3 contact conducting really, so, press element 112 of the present utility model can be bearing, ball bearing, cam, the element that eccentric wheel or other tool axle center are rotated and compressed downwards, can drive press element 112 when handle 11 is rotated removes to promote to compress plate 13 and forms and get final product to bottom offset, such as the form that can reach aforementioned effect is contained by the utility model all should, simple and easy modification of this kind and equivalence change, and all should in like manner be contained in the claim of the present utility model.

Please continue to consult Fig. 9,10, shown in 11, be the synoptic diagram of another preferred embodiment of the utility model before using, synoptic diagram when using and the synoptic diagram after using, find out by knowing among the figure, after above-mentioned preferred embodiment is pulling handle 11, making the pressurization part 132 that compresses plate 13 remove to compress chip 4 electrically contacts with testing circuit board 3 certain formation, another preferred embodiment then is that the pressurization part 132 that will compress plate 13 is designed to insert hole 134 modes, when pulling handle 11 goes drive to compress plate 13 to bottom offset, can make and compress the Connection Block 31 that plate 13 compresses testing circuit board 3 downwards, make the terminal 312 that clamps in the Connection Block 31 unclamp (as shown in Figure 9), then again chip 4 is put into by inserting in the hole 134, just can make pin 41 (as: the BGA pin of chip 4, TSOP pins etc.) inserting two unclamps 312 of terminals (as shown in figure 10), pulling handle 11 more afterwards, make and compress plate 13 and reset, can allow the terminal 312 in unclamping remove to clamp the pin 41 (as shown in figure 11) of chip 4, and then reach the purpose of chip testing in another way.

Yet; above-mentioned Connection Block 31 is done an explanation for cooperating proving installation of the present utility model; be not to be protection domain of the present utility model; proving installation of the present utility model can be according to user's the demand or the difference of design; design has pressurization part 132 or inserts hole 134 on the plate 13 and in compressing; only make chip 4 be electrical with testing circuit board 3 really to contact by compressing plate 13; contained by the utility model so can reach the form of aforementioned effect such as; simple and easy modification of this kind and equivalence change, and all should in like manner be contained in the claim of the present utility model.

Moreover, above-mentioned compress plate 13 insert hole 134 design, only need make to compress plate 13 and be fixed in platform 2 tops, when desiring test chip 4, only need chip 4 is put into by inserting hole 134, then pulling handle 11 is tested, this kind design, can make proving installation use more convenient, test is quicker.

In addition, the Connection Block 31 of above-mentioned testing circuit board 3 can be complied with the size of the chip 4 of being accommodated, pin position or shape difference, on testing circuit board 3, dismantled, change, so, only need one group of proving installation just on the chip 4 applicable to different specification size, and the pin 41 of tested chip 4 can be symmetrical pin position (DIP) encapsulation, Chip Packaging kenels such as thin small size outward appearance (TSOP) encapsulation or sphere grid array (BGA) encapsulation, and then can effectively increase the scope of application of the utility model proving installation, contained by the utility model so can reach the form of aforementioned effect such as, simple and easy modification of this kind and equivalence change, and all should in like manner be contained in the claim of the present utility model.

So proving installation of the present utility model is when using, the advantage that can solve the prior art defective is as follows:

Proving installation of the present utility model mainly is to emphasize fast, laborsaving, simple to operate, only tested chip 4 need be positioned in the Connection Block 31 of testing circuit board 3, then testing circuit board 3 is fixed on the holding part 21 of platform 2 by keeper 211, so, just can pull the handle 11 that compresses mechanism 1, chip 4 is contacted really with testing circuit board 3, carry out chip 4 test actions with this, and find out the bad chip of flaw 4 according to this, can solve the prior art defective of tip-off again, and then it is fast to reach test speed, laborsaving saving time, the effect of simple to operate and chip strong fix.

But the foregoing description is not in order to limiting claim of the present utility model, and other does not break away from equalization that technical spirit that the utility model discloses finished down and changes and modify change such as, all should be contained in the claim that the utility model contains.

Claims

1, a kind of proving installation includes and compresses mechanism and platform, it is characterized in that:

This compresses mechanism and be articulated with the handle that can pull rotation between two side plate, is connected with the press element that can compress downwards in handle one side in addition, and the press element below then is provided with and compresses plate, and is provided with pressurization part in compressing the plate lower surface; And

This platform be positioned at compress mechanism compress plate below, and platform surface is provided with can be for the holding part of default testing circuit board storing, and be provided with the keeper of fixing default testing circuit board in the holding part surface, then put in the Connection Block on the default testing circuit board chip is arranged, when pulling handle, drive the pressurization part compress plate and compress corresponding chip downwards and electrically contact really with the preinstalled circuit plate.

2, proving installation as claimed in claim 1 is characterized in that, these left and right two sides of handle that compress mechanism are provided with can be for the axial region that is incorporated into side plate.

3, proving installation as claimed in claim 1 is characterized in that, this press element that compresses mechanism is the element that bearing, ball bearing, cam, eccentric wheel or other tool axle center are rotated and compressed downwards.

4, proving installation as claimed in claim 1 is characterized in that, inboard relatively being provided with of this side plate two can supply to compress the corresponding caulking groove that plate two ends are embedded, and caulking groove is surperficial and adjacent compressing between the plate bottom surface is provided with flexible support members.

5, proving installation as claimed in claim 1 is characterized in that, the holding part surface of this platform is provided with a plurality of holes of escaping that can supply the set electronic component in the testing circuit board back side to bury underground and prevent fail in compression in addition.

6, proving installation as claimed in claim 1 is characterized in that, left and right two sides of this platform are provided with corresponding guidance part and chute with adjacent side sheet room.

7, proving installation as claimed in claim 1 is characterized in that, this compresses in the pressurization part of plate and is provided with the elastic body that makes pressurization part can form a upper and lower elastic telescopic state.

8, a kind of proving installation includes and compresses mechanism and platform, it is characterized in that:

This compresses mechanism and be articulated with the handle that can pull rotation between two side plate, is connected with the press element that can compress downwards in handle one side in addition, and the press element below then is provided with and compresses plate, and offers the hole of inserting that can supply the chip storing on the plate in compressing; And

This platform be positioned at compress mechanism compress plate below, and platform surface is provided with can be for the holding part of default testing circuit board storing, and be provided with the keeper of fixing default testing circuit board in the holding part surface, Connection Block on the default testing circuit board then can be put chip, when pulling handle, can drive and compress the Connection Block that plate compresses the preinstalled circuit plate downwards, the terminal in the Connection Block is unclamped, then the pin of clamping chip makes chip electrically contact really with the preinstalled circuit plate.

9, proving installation as claimed in claim 8 is characterized in that, these left and right two sides of handle that compress mechanism are provided with can be for the axial region that is incorporated into side plate.

10, proving installation as claimed in claim 8 is characterized in that, this press element that compresses mechanism is the element that bearing, ball bearing, cam, eccentric wheel or other tool axle center are rotated and compressed downwards.

11, proving installation as claimed in claim 8 is characterized in that, inboard relatively being provided with of this side plate two can supply to compress the corresponding caulking groove that plate two ends are embedded, and caulking groove is surperficial and adjacent compressing between the plate bottom surface is provided with flexible support members.

12, proving installation as claimed in claim 8 is characterized in that, the holding part surface of this platform is provided with a plurality of holes of escaping that can supply the set electronic component in the testing circuit board back side to bury underground and prevent fail in compression in addition.