CN200979561Y - A circuit board fixing mechanism - Google Patents
A circuit board fixing mechanism Download PDFInfo
- Publication number
- CN200979561Y CN200979561Y CN 200620164630 CN200620164630U CN200979561Y CN 200979561 Y CN200979561 Y CN 200979561Y CN 200620164630 CN200620164630 CN 200620164630 CN 200620164630 U CN200620164630 U CN 200620164630U CN 200979561 Y CN200979561 Y CN 200979561Y
- Authority
- CN
- China
- Prior art keywords
- circuit board
- rolled
- bearing part
- stock
- fixing mechanism
- 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 circuit board fixing device for the circuit board detecting device. By employing a base installed on the detecting device, a loading element capable of freely moving along the base is used for loading the circuit board. Another loading element capable of freely moving parallel to the base is arranged on the detecting device. The compressing element and the loading element are in the different plans, and the compressing element enables to parallel compress the circuit board onto the loading element from the right up direction of the loading element through a motion element. The utility model in a plan compressing way fixes the circuit board between the compressing element and the loading element.
Description
Technical field
The utility model relates to a kind of technique for fixing, more detailed it, be the circuit board fixing mechanism that is applied in the circuit board testing device.
Background technology
At present, at printed circuit board (PCB) (Printing Circuit Board, PCB) in the production run, unavoidably because of external factor cause short circuit, open circuit and electric leakage etc. electrically on flaw, add the trend of circuit board super-high density, thin space and multi-level evolution, if fail in time bad plate screening to be come out, and let alone to flow in the manufacture process, will certainly cause more cost waste.Therefore, improving the technology of testing is the solution that industry reduces scrappage and lifting product yield.
In test process in the past, be the support plate (following support plate) that circuit board is placed proving installation, this support plate is provided with support column and reference column supplies this circuit board of location, and this support plate can move to predetermined test position along chute by slide block.Yet,, cause the problem that deforms because of the circuit board unbalance stress when picking and placeing circuit board because this locator meams is only carried out an application of force to the several points on the circuit board.Simultaneously, when test some input and output (I/O) connectivity port, need carry out the operation of this class component of plug in the edge of circuit board; But this kind prior art is only to the monolateral application of force of circuit board, easily causes the not stressed relative edge of circuit board the phenomenon of warpage to occur, influences the carrying out of test job.In addition, the chute of this kind prior art is many to be milled with bakelite, so needs to improve the requirement to degree of accuracy with the stability of slide block.
In addition, for solving above-mentioned circuit board problem on deformation, the someone adopts another kind of technique for fixing, promptly sets up a pressing plate as last support plate.Should go up support plate (promptly, pressing plate) the following support plate with aforementioned prior art is positioned at same plane, order should be gone up support plate and be pressed solidly this circuit board on following support plate, the Ji provides this circuit board anchorage force by this time support plate, and provide this circuit board downforce by support plate on this, to avoid a problem on deformation that the application of force was caused.
Yet, because support plate was positioned at same plane under upward support plate (being pressing plate) reached, easily make circuit board come in contact or collide when placement or taking-up circuit board with going up support plate, thereby the situation that causes the electronic component on the circuit board to be damaged, unnecessary trouble and loss caused.And for avoiding taking place status, the necessary extreme care of operating personnel is careful, make and operate extremely inconvenience, so that work efficiency is low.
In sum, how to find a kind of addressing the above problem, can reach well secured circuit board, can conveniently take the technique for fixing of circuit board simultaneously again, real in desiring most ardently the problem of solution at present.
The utility model content
In view of the shortcoming of above-mentioned prior art, fundamental purpose of the present utility model is to provide a kind of circuit board fixing mechanism, thereby makes circuit board be able to secure, avoids influencing because of the external force effect the carrying out of circuit board testing operation.
Another purpose of the present utility model is to provide a kind of circuit board fixing mechanism that can conveniently take circuit board, increases work efficiency.
A purpose more of the present utility model is to provide a kind of circuit board fixing mechanism of avoiding the circuit board distortion.
Another purpose of the present utility model is to provide a kind of circuit board fixing mechanism of avoiding the circuit board warpage.
For reaching above-mentioned and other relevant purpose, the utility model provides a kind of circuit board fixing mechanism, it is applied to one has in base and the proving installation in order to testing circuit board, this circuit board fixing mechanism comprises: bearing part, it can move along this base and be located at this base freely, in order to carrying this circuit board, and has first location division for this circuit board of location; Rolled-up stock, it can be parallel to this base and move and to be located at this proving installation freely, have be used for corresponding in conjunction with this first location division for second location division of fixing this circuit board; And operating member, it is located at this proving installation, and connects this rolled-up stock, suppresses in this bearing part this circuit board is parallel thereby can operate this rolled-up stock, for fixing this circuit board between this rolled-up stock and this bearing part.
In aforesaid circuit board fixing mechanism, this first location division can be wherein one of reference column and locating convex block, and this second location division then is wherein one of corresponding pilot hole and a detent; Certainly, also can make that this first location division is that wherein one, the second location divisions of pilot hole and detent then are wherein one of corresponding reference column and locating convex block.
In a preferred embodiment, this operating member can select to have handle, moves up and down towards being parallel to the direction of this bearing part/this base for this rolled-up stock of action.Preferably, this bearing part comprises again to holding part of should circuit board surface and being provided with and the operating portion that is used for moving freely this bearing part.Wherein, this holding part is a groove, and this operating portion then is a handle.Simultaneously, this bearing part can comprise the sliding part of being located at the bottom again, for along this base and parallel this base ground is mobile freely.In addition, this rolled-up stock then can comprise limiting section that is arranged in this proving installation and at least one breach that exposes outside local this circuit board for correspondence again.Wherein, this limiting section is wherein one of slide bar and perforation.
Than prior art, circuit board fixing mechanism of the present utility model mainly by the bearing part that will be mounted with circuit board earlier move to the rolled-up stock that is positioned at Different Plane under, and make this rolled-up stock be parallel to this bearing part and suppress this circuit board on this bearing part, second location division of first location division by this bearing part and this rolled-up stock mutually combines circuit board is fixed subsequently.Therefore, the utility model can pass through the uniform plane application of force/stressed, makes circuit board be able to secure, avoids influencing because of the external force effect the carrying out of circuit board testing operation, even if the follow-up plug element that needs also can not have any influence to circuit board, and can avoid circuit board distortion or warpage.Simultaneously,, avoided the situation generation of striker in the prior art, and then speeded test speed, increased work efficiency widely because this rolled-up stock can utilize staggering with this bearing part of operating member general.So the utility model has overcome the defective of prior art.
Description of drawings
Fig. 1 is applied to the three-dimensional appearance synoptic diagram of proving installation for the preferred embodiment of circuit board fixing mechanism of the present utility model;
Fig. 2 A to Fig. 2 C is the operation diagrammatic side view of the fixing circuit board of the utility model circuit board fixing mechanism embodiment, wherein, Fig. 2 A demonstration is positioned over bearing part with circuit board, Fig. 2 B shows that the bearing part that will carry this circuit board moves under the rolled-up stock, Fig. 2 C shows that this rolled-up stock is moved downward to directly over this bearing part in the mode that is parallel to this bearing part, and this circuit board is fixed between this bearing part and this rolled-up stock.
Symbol description
1 circuit board fixing mechanism
10 bearing parts
100 first location divisions
101 holding parts
103 operating portions
11 rolled-up stocks
110 second location divisions
111 limiting sections
113 breach
2 proving installations
20 bases
201 slide rails
21 wear portion
22 operating members
220 handles
3 circuit boards
A, B, C arrow
Embodiment
Below by specific instantiation embodiment of the present utility model is described, the personage who is familiar with this skill can understand other advantage of the present utility model and effect easily by the content that this instructions disclosed.
As shown in Figure 1, it is in order to illustrate that circuit board fixing mechanism of the present utility model is applied to the schematic perspective view of the preferred embodiment of proving installation.As shown in the figure, circuit board fixing mechanism 1 of the present utility model be applied to can proving installation 2 in order to testing circuit board in, this proving installation 2 has base 20 and away from the portion that wears 21 of this base 20.The operating member 22 that this circuit board fixing mechanism 1 mainly comprises bearing part 10, can be parallel to the rolled-up stock 11 of this bearing part 10 and be used to drive this rolled-up stock 11.
This bearing part 10, can move along this base 20 and be located at this base 20 freely, in order to carrying this circuit board, and have first location division 100 for this circuit board of location, to should the circuit board surface shape and holding part 101 that is provided with and the operating portion 103 that is used for moving freely this bearing part 10.
In present embodiment, this bearing part 10 can be support plate.These first location division, 100 preferable reference column, locating convex block or other equivalent structures of can be.This holding part 101 is for example to projection (for example connectivity port to be measured or other element on this circuit board) on should circuit board and the groove that can combine with it, can be not gapped so that can engage with circuit board better.103 of this operating portions can for example be the handle of being located at this bearing part 10, but should know that other can all be applicable to the utility model along the equivalent structure that this base 20 moves this bearing part 10 freely.
Simultaneously, the base 20 in present embodiment is provided with two slide rails 201, and these bearing part 10 bottoms then can be provided with for it and be parallel to the sliding part (not shown) that this base 20 moves freely along this slide rail 201.This sliding part can be rail bar or other equivalent structure that should slide rail 201, and since this kind structure have in the technical field under should be and know that usually the knowledgeable can understand and implement according to this, so no longer other represents the drawing formula.
It should be noted, though two slide rails and corresponding sliding part are set in the present embodiment, and being durable stainless steel material makes, but the quantity that is provided with of this slide rail 201 and sliding part is not as limit, and certainly slide rail 201 and sliding part the position is set and material also all can be selected according to actual needs, be not to exceed with present embodiment; In addition, this sliding part can for example be can be for cover should the groove of slide rail 201 or other equivalent structure etc. again, that is, as long as it is can make this bearing part 10, also non-with exceeding shown in the present embodiment in these slide rail 201 smooth moving.
This rolled-up stock 11, can be parallel to this base 20 and move and be located at this proving installation 2 freely, have be used for corresponding in conjunction with above-mentioned first location division 100 for second location division 110 of fixing this circuit board, be arranged in the limiting section 111 of this proving installation 2 and at least one breach 113 that exposes outside local this circuit board (connection socket for example to be measured) for correspondence.In present embodiment, this rolled-up stock 11 can be support plate on, in order to when this bearing part 10 movable during to a pair of fixed position that should rolled-up stock 11, by this rolled-up stock 11 this circuit board 3 is suppressed on this bearing part 10, and cooperate the combination of this first location division 100 and second location division 110 that this circuit board is fixed, suppress in this bearing part 10 this circuit board is parallel thereby can operate this rolled-up stock 11, for fixing this circuit board between this rolled-up stock 11 and this bearing part 10.
Because this first location division 100 can for example be reference column, locating convex block or other equivalent structure, so this second location division 110 can for example be corresponding pilot hole, detent or other corresponding equivalent structure; Certainly, if this first location division 100 can be pilot hole, detent or other equivalent structure, then this second location division 110 can be reference column, locating convex block or other corresponding equivalent structure.So, can make this bearing part 10 combine equally and assist the compacting effect of this rolled-up stock 11, thereby circuit board 3 is fixed between the two with rolled-up stock 11.
But, generally speaking, because circuit board is provided with fixed orifice (all not shown) in four corner location, when therefore being reference column or locating convex block as if this first location division 100, when the bearer circuit plate, this fixed orifice can be passed in this first location division 100, with moving horizontally of restricting circuits plate, make circuit board unlikely coming off in the process that moves along with this bearing part 10, and can make this second location division 110 contraposition preferably in conjunction with this first location division 100.In addition, this fixed position refer to this rolled-up stock 11 under the position, can be provided with certainly one the location mechanism (not shown), thereby make this bearing part 10 can preferably be positioned this fixed position, because such detent mechanism is for existing and non-principal character of the present utility model, so do not give unnecessary details in addition at this.
In present embodiment, this limiting section 111 is a slide bar, and this wears portion 21 and is corresponding perforation, and this size that wears portion 21 just can be to should limiting section 111, holds this limiting section 111 whereby thus and passes this and wear portion 21 to reach the effect that can limit these rolled-up stock 11 horizontal levels.Certainly, also interchangeable this limiting section 111 wears the position that is provided with of portion 21 with this in other embodiment, for example make this wear portion 21 and be located at this rolled-up stock 11, this limiting section 111 then is fixedly arranged on this proving installation 2, as long as can satisfy the condition of the horizontal level that can limit this rolled-up stock 11, be not to exceed with present embodiment.
In addition, consider follow-up testing procedure, 113 pairs of a plurality of breach of this rolled-up stock 11 should bearing part 10 holding part 101, for electronic components such as for example input and output of user's plug (I/O), universal serial bus (USB) connectivity ports, but should know that the utility model is not as limit.For example, have in the affiliated technical field know usually that the knowledgeable also can change this holding part 101 and this breach 113 position, shape and quantity is set.
Moreover, the activity direction of this rolled-up stock 11 is perpendicular to this bearing part 10, for reaching the effect of throttle circuit plate, this rolled-up stock 11 can select to connect the operating member 22 on this proving installation 2, as shown in Figure 1, this operating member 22 is arranged on this proving installation 2 and has leader 220, thereby for operating with vertical depression and mentioning this rolled-up stock 11.Because being provided with limiting section 111, this rolled-up stock 11 can corresponding pass the portion that wears 21 on this proving installation 2, thus can limit the horizontal level of this rolled-up stock 11, thus make this rolled-up stock 11 only can be in movement in vertical direction (that is, be parallel to this base 20 and move up and down).
For describing principle of the present utility model and effect in detail, see also Fig. 2 A to Fig. 2 C again, carry out the operation chart of fixing circuit board for circuit board fixing mechanism according to embodiment of the present utility model.
At first, shown in 2A figure, circuit board 3 is positioned over this bearing part 10.At this moment, can for example make first location division 100 on this bearing part 10 pass the fixed orifice (not shown) of this circuit board 3, and the part of protruding on 101 ccontaining these circuit boards 3 of the groove on this bearing part 10 simultaneously, thereby make this circuit board 3 and these bearing part 10 good fit; Certainly, if this first location division 100 is a groove, then make it keep corresponding getting final product with this fixed orifice.It should be noted that this circuit board 3 can be any existing circuit board, only is the usefulness of illustrative in person shown in this embodiment, but not in order to limit the utility model.Then, promote this bearing part 10, move to fixed position that should rolled-up stock 11 (that is, this rolled-up stock 11 under) along this base 20 with the bearing part 10 that will be mounted with this circuit board 3 along the arrow A direction.In this, can be for example be parallel to this base 20 along this slide rail 201 and come to move freely this bearing part 10 with the sliding part of these bearing part 10 bottoms; Preferably, also can this bearing part 10 be positioned this fixed position, but detent mechanism is not an imperative by detent mechanism (not shown).
Then, see also Fig. 2 B, when this bearing part 10 move to this rolled-up stock 11 under the time, towards pulling this handle 220 as the arrow B direction, this rolled-up stock 11 is moved vertically downward, until shown in Fig. 2 C, this second location division 110 promptly combines with this first location division 100, and owing to have breach 113 (as shown in Figure 1) on this rolled-up stock 11 equally to projection on should circuit board 3, so this rolled-up stock 11 can be pushed down this circuit board 3 on this bearing part 10, cooperate the combination of this first location division 100 and second location division 110 that this circuit board 3 is fixing simultaneously, and expose outside connectivity port for example to be measured (not shown) by this breach 113, for user's plug electronic component.Certainly, also can this rolled-up stock 11 be positioned this fixed position by location division (not shown), other appropriate position of this limiting section, this operating member 22 or this proving installation 2 can for example be located in this location division.
Moreover, if when end of test (EOT) will be taken out this circuit board 3, only need move this handle 220, will utilize this operating portion 103 that this bearing part 10 is shifted out from this base 20 again to unclamp this rolled-up stock 11, this bearing part and rolled-up stock are staggered, can take out this circuit board 3 easily.Certainly, also can adopt alternate manner that this bearing part 10 is shifted out from this base 20, but not be confined to this.Simultaneously, this rolled-up stock 11 can be moved to directly over this bearing part 10 by this operating member 22, make this rolled-up stock 11 near or away from (staggering) this bearing part 10, this bearing part 10 then can utilization itself sliding part and shift out this base 20, so no matter insert this circuit board 3 to this proving installation 2 or will take out these circuit boards 3, all can guarantee this this rolled-up stock 11 of circuit board 3 unlikely collisions from this proving installation 2.
Than prior art, circuit board fixing mechanism of the present utility model is applied to one to have in the proving installation of circuit board of base, mainly the bearing part by will being mounted with circuit board earlier by the slide rail of being located at the proving installation base slide onto this rolled-up stock under, and located; Then, again by the operating member that links to each other with rolled-up stock of operation, this rolled-up stock is suppressed on this bearing part this circuit board is parallel; And first location division that cooperates this bearing part simultaneously combines with second location division of this rolled-up stock, and circuit board is fixed between this rolled-up stock and the bearing part.So, just can come the secure circuit board, avoid influencing the carrying out of circuit board testing operation because of the external force effect by this rolled-up stock and the bearing part that is positioned at Different Plane.
And, owing to be equipped with groove on this rolled-up stock and the bearing part,, this rolled-up stock, circuit board and bearing part three fit tightly so that being to projection on should circuit board.Therefore, follow-up plug element does not also have any influence for this circuit board, has avoided in the prior art owing to the monolateral stressed drawback that causes the circuit board warpage; And, this bearing part and this rolled-up stock can stagger when taking out circuit board, so can avoid circuit board in the prior art and should go up the situation that support plate comes in contact or collides, not only can conveniently take circuit board and accelerate test speed, and then increase work efficiency greatly, more can avoid circuit board to damage to some extent or be out of shape.
The foregoing description is illustrative principle of the present utility model and effect thereof only, but not is used to limit the utility model.Any those skilled in the art all can be under spirit of the present utility model and category, and the foregoing description is modified and changed.Therefore, rights protection scope of the present utility model should be foundation with claims of the application.
Claims (9)
1. circuit board fixing mechanism, it is applied to one has in base and the proving installation in order to testing circuit board, it is characterized in that this circuit board fixing mechanism comprises:
Bearing part, it can move along this base and be located at this base freely, in order to carrying this circuit board, and has first location division for this circuit board of location;
Rolled-up stock, it can be parallel to this base and move and to be located at this proving installation freely, have be used for corresponding in conjunction with this first location division for second location division of fixing this circuit board; And
Operating member, it is located at this proving installation, and connects this rolled-up stock, suppresses in this bearing part this circuit board is parallel thereby can operate this rolled-up stock, for fixing this circuit board between this rolled-up stock and this bearing part.
2. circuit board fixing mechanism according to claim 1 is characterized in that: this first location division is wherein one of reference column and a locating convex block, and this second location division is wherein one of corresponding pilot hole and a detent.
3. circuit board fixing mechanism according to claim 1 is characterized in that: this first location division is wherein one of pilot hole and a detent, and this second location division is wherein one of corresponding reference column and a locating convex block.
4. circuit board fixing mechanism according to claim 1 is characterized in that: this operating member has handle.
5. circuit board fixing mechanism according to claim 1 is characterized in that: this bearing part comprises again to holding part of should circuit board surface and being provided with and the operating portion that is used for moving freely this bearing part.
6. circuit board fixing mechanism according to claim 5 is characterized in that: this holding part is a groove, and this operating portion then is a handle.
7. circuit board fixing mechanism according to claim 1 is characterized in that: this bearing part comprises the sliding part of being located at the bottom again.
8. circuit board fixing mechanism according to claim 1 is characterized in that: this rolled-up stock comprises limiting section that is arranged in this proving installation and at least one breach that exposes outside local this circuit board for correspondence again.
9. described according to Claim 8 circuit board fixing mechanism is characterized in that: this limiting section is wherein one of slide bar and perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620164630 CN200979561Y (en) | 2006-12-15 | 2006-12-15 | A circuit board fixing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620164630 CN200979561Y (en) | 2006-12-15 | 2006-12-15 | A circuit board fixing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200979561Y true CN200979561Y (en) | 2007-11-21 |
Family
ID=38979942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620164630 Expired - Fee Related CN200979561Y (en) | 2006-12-15 | 2006-12-15 | A circuit board fixing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200979561Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425140A (en) * | 2015-12-17 | 2016-03-23 | 埃泰克汽车电子(芜湖)有限公司 | Testing device and testing method of PCB half-finished product |
| CN109581008A (en) * | 2019-01-10 | 2019-04-05 | 浙江杭可科技股份有限公司 | A kind of needle plate test device |
| CN112444724A (en) * | 2019-09-05 | 2021-03-05 | 英业达科技有限公司 | Test equipment |
-
2006
- 2006-12-15 CN CN 200620164630 patent/CN200979561Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425140A (en) * | 2015-12-17 | 2016-03-23 | 埃泰克汽车电子(芜湖)有限公司 | Testing device and testing method of PCB half-finished product |
| CN109581008A (en) * | 2019-01-10 | 2019-04-05 | 浙江杭可科技股份有限公司 | A kind of needle plate test device |
| CN112444724A (en) * | 2019-09-05 | 2021-03-05 | 英业达科技有限公司 | Test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 Termination date: 20121215 |