CN201387437Y - PCB plate holding device - Google Patents
PCB plate holding device Download PDFInfo
- Publication number
- CN201387437Y CN201387437Y CN200920135393U CN200920135393U CN201387437Y CN 201387437 Y CN201387437 Y CN 201387437Y CN 200920135393 U CN200920135393 U CN 200920135393U CN 200920135393 U CN200920135393 U CN 200920135393U CN 201387437 Y CN201387437 Y CN 201387437Y
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- CN
- China
- Prior art keywords
- pcb board
- movable platform
- clamping device
- depression bar
- board clamping
- 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 - Lifetime
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Abstract
The utility model discloses a PCB plate holding device, which comprises a movable platform bearing the PCB plate, and further comprises a four-connecting rod mechanism which is located on the side of the moving direction of the movable platform, a first and a second pressing rod assemblies which are located on the front and the rear sides of the movable platform and are elastically clamped at the front and the rear edges of the PCB plate, and a limiting seat capable of limiting the four-connecting rod mechanism, wherein the four-connecting rod mechanism comprises a first and a second driving arms and a cross bar which is pivoted with the lower ends of the first and the second driving arms, the first and the second driving arms are respectively pivoted with the end of the first pressing rod assembly and the movable platform, and the end of the second pressing rod assembly is provided with a driven arm which enables the second pressing rod assembly to separate from the PCB plate under the pushing of the cross rod. The whole PCB plate clamping device has simple and reliable structure, and has good compatibility of the PCB plate detecting system.
Description
Technical field
The utility model relates to pcb board (Printed Circuit Board, printed circuit board (PCB)) detection technique field, more particularly, relates to a kind of pcb board clamping device.
Background technology
Pcb board has a very wide range of applications, and it almost can appear in the middle of each electronic equipment.If in some equipment electronic component is arranged, they also all are to be set on the pcb board of different sizes so.Except fixing various little electronic components, the major function of pcb board provides being electrically connected mutually of the every electronic component of the higher authorities.Along with electronic equipment becomes increasingly complex, the electronic component that needs is more and more, and pcb board the higher authorities' circuit and electronic component are also more and more intensive.Reliability for the circuit that guarantees on the pcb board is connected with electronic component need detect pcb board, and because the integrated level of pcb board is more and more higher, naked eyes can't be competent at testing at all.Pcb board need be placed the sampling of taking pictures under the industrial camera, the testing staff analyzes the camera shot picture, determines whether circuit is connected with electronic component reliable.
Because the needs of large-scale production, need the pcb board quantity that detects often a lot of on the production line, need be behind clamping location on the movable platform with pcb board, movable platform is delivered under the camera lens of industrial camera by linear motion device again and detected.In order to realize the clamping location of pcb board on movable platform, a kind of way of the prior art is to adopt manual mode that the anchor clamps on the movable platform are combined with the pcb board edge to realize the clamping location.The defective of this way is that labor intensity of operating personnel is big, and production efficiency is low.Another kind of way of the prior art is to adopt motor or pneumatic mode to realize clamping to pcb board, this way defective be complex structure, cost height.
In addition, no matter take above-mentioned manual method of clamping or automatic method of clamping, for the bigger pcb board of area, particularly soft pcb board, usually need supporting plate be set on movable platform, utilize described supporting plate to be supported on the bottom surface of pcb board, pcb board is in the same surface level as far as possible.And the part that supporting plate of the prior art contacts with pcb board is a metal material, and in order to avoid circuit and the electronic component on the pcb board, described metal material is very sharply processed, so that scratches pcb board easily.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of pcb board clamping device, and it is simple and reliable for structure, has good compatibility with the pcb board detection system.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of pcb board clamping device is provided, comprise the movable platform of carrying pcb board, also comprise the four-bar mechanism that is positioned at described movable platform direction of motion one side, before being positioned at described movable platform, rear side and resilient clamp are in first of edge, pcb board front and back, the second depression bar assembly, and one can be spacing to described four-bar mechanism limit base, described four-bar mechanism comprises first, second master arm and with described first, the cross bar that the second master arm lower end articulates, described first, second master arm respectively with the end of the described first depression bar assembly and the pivot joint of described movable platform, the end of the described second depression bar assembly is provided with one can make the described second depression bar assembly break away from the passive arm of pcb board under described cross bar promotes.
Like this, when movable platform is back mobile, limit base can carry out spacing to four-bar mechanism, thereby promote first master arm and by cross bar interlock passive arm, described first master arm and passive arm are about to resilient clamp first, second depression bar assembly at edge before and after pcb board and open, the operator can take off the pcb board that finishes after testing easily, and puts into new pcb board to be detected.When movable platform was left the operator, first, second depression bar assembly can reset and with the pcb board resilient clamp.Not only improved detection efficiency greatly, and itself traction power has been arranged, need not additionally increase power and can open first, second depression bar assembly because movable platform back moves.In addition, because contacting of four-bar mechanism and limit base is decelerating phase in movable platform, so do not influence the original power system of pcb board pick-up unit fully.
Description of drawings
Fig. 1 is that the master of the utility model one preferred embodiment looks synoptic diagram;
Fig. 2 is a schematic side view embodiment illustrated in fig. 1, and shows first, second depression bar assembly state when closed;
Fig. 3 is a schematic side view embodiment illustrated in fig. 1, and the state when showing first, second depression bar assembly and opening;
Fig. 4 be embodiment illustrated in fig. 1 in a kind of master of back up pad look synoptic diagram;
Fig. 5 is the schematic side view of Fig. 4;
Fig. 6 be embodiment illustrated in fig. 1 in the master of another kind of back up pad look synoptic diagram;
Fig. 7 is the schematic side view of Fig. 6.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Please refer to Fig. 1 to Fig. 3, be a preferred embodiment of the present utility model, this pcb board clamping device comprises the movable platform 1 of carrying pcb board, also comprise the four-bar mechanism 2 that is positioned at described movable platform 1 direction of motion one side, before being positioned at described movable platform 1, rear side and resilient clamp are in first of edge, pcb board front and back, the second depression bar assembly 3,4, and one can be spacing to described four-bar mechanism 2 limit base 5, described four-bar mechanism 2 comprises first, second master arm 21,22 and with described first, second master arm 21, the cross bar 23 that 22 lower ends articulate, described first, second master arm 21,22 respectively with the end of the described first depression bar assembly 3 and the pivot joint of described movable platform 1, the end of the described second depression bar assembly 4 is provided with one can make the described second depression bar assembly 4 break away from the passive arm 6 of pcb boards under described cross bar 23 promotes.Like this, when movable platform 1 is back mobile, limit base 5 can carry out spacing to four-bar mechanism 2, thereby promote first master arm 21 and pass through cross bar 23 interlock passive arms 6, described first master arm 21 and passive arm 6 are about to resilient clamp first, second depression bar assembly 3,4 at edge before and after pcb board and open, the operator can take off the pcb board that finishes after testing easily, and puts into new pcb board to be detected.When movable platform 1 was left the operator, first, second depression bar assembly 3,4 can reset and with the pcb board resilient clamp.Not only improved detection efficiency greatly, and itself traction power has been arranged, need not additionally increase power and can open first, second depression bar assembly 3,4 because movable platform 1 back moves.In addition, because four-bar mechanism 2 is in the decelerating phase of movable platform 1 with contacting of limit base 5, so do not influence the original power system of pcb board pick-up unit fully.
Below above-mentioned each ingredient is described in detail respectively.
Described movable platform 1 roughly is square, and the first depression bar assembly 3 is fixedly connected on the front side of described movable platform 1, and the described second depression bar assembly 4 is movably connected on the rear side of described movable platform 1.Distance between first, second depression bar assembly 3,4 equals the width of pcb board, because the second depression bar assembly 4 flexibly connects with described movable platform 1, and can realize locking in suitable position and described movable platform 1, so can adapt to pcb board to be detected by the distance of adjusting between first, second depression bar assembly 3,4.
Described first, second depression bar assembly 3,4 comprise respectively first, second depression bar 31,41, can be described relatively first, second depression bar 31,41 slide and can make described first, second locating detent 32,42 resilient clamp in first, second torsion spring 33,43 at pcb board edge with at least one first, second locating detents 32,42 of described depression bar 31,41 lockings and at least one.Evenly stressed in order to realize, the quantity of described first, second torsion spring 33,43 is a plurality of and evenly distributes along the length direction of described first, second depression bar 31,41.The quantity of described first, second locating detent 32,42 also is a plurality of, and it can be by the locking of screw rod realization with first, second depression bar 31,41.Pcb board when detecting different size can screw out screw rod, makes first, second locating detent 32,42 slide to suitable position on first, second depression bar 31,41 and locks with screw rod.
For the activity that makes four-bar mechanism 2 is more flexible, described passive arm 6 lower ends are provided with roller 61, realize being slidingly connected by described roller 61 and described cross bar 23.In order to alleviate the weight of cross bar 23, along the uniform a plurality of through holes 231 of described cross bar 23 length directions.
Described limit base 5 is provided with inclined-plane 51 towards a side of described four-bar mechanism 2.Like this, when movable platform 1 is back mobile, realize successively between four-bar mechanism 2 and the described limit base 5 that line contacts, face contacts line contact then, thereby makes course of action more steady.
Because in production practices, the detected pcb board of possibility is of all kinds, the quality that has is very hard.What have is very thin and very roomy, and the middle part of this pcb board subsides easily, have or even soft pcb board.Substantially do not need to support for the harder pcb board of quality.For very thin and very roomy and soft pcb board, in order to make its maintenance level to improve accuracy of detection, the position of the corresponding described pcb board in described movable platform 1 middle part is provided with supporting plate mechanism 7, please refer to Fig. 4 to Fig. 7, described supporting plate mechanism 7 comprises connecting portion 71 and the back up pad 72 that removably connects with described movable platform.When having electronic component, the bottom surface of pcb board can not adopt general back up pad 72.When the bottom surface of pcb board was provided with electronic component, described back up pad 72 can be established the through hole 721 with PCB bottom electrical sub-element complementary fit.In addition, when the bottom surface of pcb board is provided with electronic component, can also described back up pad be provided with hole battle array 722, a plurality of support bar (not shown)s that on described hole battle array 722, plug.Make the upper end of described a plurality of support bars form the supporting surface that to avoid described electronic component.Because described a plurality of support bar alternatives plug adapting to pcb board, so this supporting plate mechanism has better adaptability.Described connecting portion 71 can adopt version shown in Figure 5, promptly surrounds by two and half to form; Also can adopt version shown in Figure 7, promptly only form by one and half, establish the screw that wears for screw rod in described half side, the center of screw is located at the center line downside of described half opening, like this, half opening can suitably shrink when screwing togather as screw rod and described half, thereby realizes fixedlying positioning.
Should be pointed out that the above-mentioned clamping device of present embodiment is not only applicable to the positioning clamping of pcb board, also has use value for other similar applications.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1, a kind of pcb board clamping device, comprise the movable platform of carrying pcb board, it is characterized in that: also comprise the four-bar mechanism that is positioned at described movable platform direction of motion one side, before being positioned at described movable platform, rear side and resilient clamp are in first of edge, pcb board front and back, the second depression bar assembly, and one can be spacing to described four-bar mechanism limit base, described four-bar mechanism comprises first, second master arm and with described first, the cross bar that the second master arm lower end articulates, described first, second master arm respectively with the end of the described first depression bar assembly and the pivot joint of described movable platform, the end of the described second depression bar assembly is provided with one can make the described second depression bar assembly break away from the passive arm of pcb board under described cross bar promotes.
2, pcb board clamping device as claimed in claim 1 is characterized in that: described first, second depression bar assembly comprise respectively first, second depression bar, can be described relatively first, second depression bar slide and can make described first, second locating detent resilient clamp in first, second torsion spring at pcb board edge with at least one first, second locating detent of described depression bar locking and at least one.
3, pcb board clamping device as claimed in claim 2 is characterized in that: the quantity of described first, second torsion spring is a plurality of and evenly distributes along the length direction of described first, second depression bar.
4, pcb board clamping device as claimed in claim 2 is characterized in that: the quantity of described first, second locating detent is a plurality of.
5, pcb board clamping device as claimed in claim 1 is characterized in that: described limit base is provided with the inclined-plane towards a side of described four-bar mechanism.
6, pcb board clamping device as claimed in claim 1 is characterized in that: described passive arm lower end is provided with roller, and is slidingly connected by described roller and described cross bar.
7, pcb board clamping device as claimed in claim 1 is characterized in that: along the uniform a plurality of through holes of described cross bar length direction.
8, pcb board clamping device as claimed in claim 1 is characterized in that: the position at the corresponding described pcb board in described movable platform middle part is provided with supporting plate mechanism, and described supporting plate mechanism comprises connecting portion and the back up pad that removably connects with described movable platform.
9, pcb board clamping device as claimed in claim 8 is characterized in that: described back up pad be provided with can with the through hole of PCB bottom electrical sub-element complementary fit.
10, pcb board clamping device as claimed in claim 8, it is characterized in that: described back up pad is provided with Kong Zhen, and described supporting plate mechanism also comprises a plurality of support bars that can select to be inserted on the described Kong Zhen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920135393U CN201387437Y (en) | 2009-03-10 | 2009-03-10 | PCB plate holding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920135393U CN201387437Y (en) | 2009-03-10 | 2009-03-10 | PCB plate holding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201387437Y true CN201387437Y (en) | 2010-01-20 |
Family
ID=41579971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920135393U Expired - Lifetime CN201387437Y (en) | 2009-03-10 | 2009-03-10 | PCB plate holding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201387437Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869107A (en) * | 2012-12-12 | 2014-06-18 | 昆山威典电子有限公司 | Cover opening mechanism for circuit board detection tool |
| CN109848879A (en) * | 2017-11-30 | 2019-06-07 | 深圳市雷迪奥视觉技术有限公司 | Fixed fixture is used in PCB detection |
-
2009
- 2009-03-10 CN CN200920135393U patent/CN201387437Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869107A (en) * | 2012-12-12 | 2014-06-18 | 昆山威典电子有限公司 | Cover opening mechanism for circuit board detection tool |
| CN109848879A (en) * | 2017-11-30 | 2019-06-07 | 深圳市雷迪奥视觉技术有限公司 | Fixed fixture is used in PCB detection |
| CN109848879B (en) * | 2017-11-30 | 2024-02-02 | 深圳市雷迪奥视觉技术有限公司 | PCB detects and uses fixed tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN CITY JINTUO AUTOMATIC EQUIPMENT CO., LTD. Free format text: FORMER OWNER: SHENZHEN YUNYING SOFTWARE DEVELOPMENT CO., LTD. Effective date: 20091211 |
|
| C14 | Grant of patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091211 Address after: Shenzhen, Guangdong, Baoan District province Xixiang Street on the north side of Guangzhou Shenzhen Expressway, crane Chau Industrial Zone Jin Tuo automation industrial plant, postcode: 518126 Patentee after: Shenzhen JT Automation Equipment Co., Ltd. Address before: B 29F, Shennan garden, Nanshan District hi tech Industrial Park, Shenzhen, Guangdong, China: 518000 Patentee before: Shenzhen Winning Software Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN JINTUO AUTOMATIC EQUIPMENT STOCK CO., LTD Free format text: FORMER NAME: SHENZHEN JINTUO AUTOMATIC EQUIPMENT CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 518000, Shenzhen Baoan District Xixiang Street on the north side of Guangzhou Shenzhen Expressway, crane Chau Industrial Zone, Jin Tuo automation industrial plant Patentee after: Shenzhen JT Automation Equipment Co., Ltd. Address before: 518126, Shenzhen, Guangdong, Baoan District province Xixiang Street on the north side of Guangzhou Shenzhen Expressway, crane Chau Industrial Zone, Jin Tuo automation industrial plant Patentee before: Shenzhen JT Automation Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100120 |