CN219936034U - Device for detecting circuit board - Google Patents
Device for detecting circuit board Download PDFInfo
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- CN219936034U CN219936034U CN202321075782.6U CN202321075782U CN219936034U CN 219936034 U CN219936034 U CN 219936034U CN 202321075782 U CN202321075782 U CN 202321075782U CN 219936034 U CN219936034 U CN 219936034U
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- circuit board
- shaft
- linear
- sliding block
- detecting
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- 239000000523 sample Substances 0.000 claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000007689 inspection Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a device for detecting a circuit board, which comprises a crank slider mechanism, a bottom plate and a fixing seat, wherein the crank slider mechanism is arranged on a vertical plate; the tail end of the crank sliding block mechanism is arranged in the middle of the top surface of the upper cover, and the bottom of the upper cover is fixedly arranged with the upper sliding cover; the side surface of the upper sliding cover is fixedly provided with a linear sliding block, and the linear sliding block can slide along the linear guide rail; the bottom surface of the upper sliding cover and the top surface of the fixed seat are both provided with a plurality of probes, the edge of the top surface of the fixed seat is provided with a plurality of limiting bosses, and the inner sides of the limiting bosses are provided with a plurality of positioning columns; when the test is carried out, the tested circuit board is arranged on the top surface of the fixed seat, and the upper sliding cover is driven by the crank sliding block mechanism to vertically move downwards until being pressed on the tested circuit board. Compared with the existing design structure, the utility model is more compact and lighter; the limiting boss is arranged to limit the circuit board from the outer side of the circuit board, and the positioning column is arranged to fix the position of the circuit board main body, so that the circuit board cannot deviate during clamping; the double-sided detection can be performed on the circuit board at the same time.
Description
Technical Field
The utility model belongs to the technical field of circuit board detection, and particularly relates to a device for circuit board detection.
Background
The circuit board is a carrier for electrical connection of electronic components and is widely applied to various electrical fields. The traditional detection mode of circuit board detection is to utilize equipment such as universal meter to test each test point on the circuit board, still need to utilize the downloading ware to download the procedure to the circuit board when testing the function, still need erase the procedure after the detection is accomplished, because reasons such as manual shake of people cause the switching on of different electrodes easily when utilizing the universal meter to test, cause the damage of circuit board to the efficiency that the manual utilization universal meter detected is also lower, is unsuitable for the inspection in a large number. In the current industrial production, a circuit board detection device is generally used for detecting a circuit board through a needle bed method, and a probe is used for simultaneously detecting detection points on the circuit board.
The utility model patent number is CN201821889800.3, the publication number is CN209148840U, the name is a circuit board check out test set's utility model patent, its technical essential is including placing workstation on the desktop, the backplate of vertical being fixed in on one side of the workstation, many slide bars of vertical being fixed in on the workstation, be fixed in the workstation upper end and the quick anchor clamps that the chuck set up vertically downwards and can dismantle the contact place the board of installing on the chuck of quick anchor clamps and overlap on locating each slide bar, install a plurality of contactors that are used for detecting the welding piece on the contact place the board. Although the circuit board can be clamped and detected conveniently, the utility model still has the following defects:
1. the sliding rod of the device is arranged on the workbench, so that the contact placing plate and the workbench are large in area, and the whole device is heavy.
2. The workbench of the device has no structure for limiting the circuit board, and the normal detection cannot be completed due to easy position deviation during clamping.
3. The contactor of the device can only detect the detection point on one side of the circuit board at a time.
Disclosure of Invention
The utility model provides a device for detecting a circuit board, which solves the technical problems in the prior art and has the characteristics of compact overall structure, no position deviation during clamping of the circuit board and capability of simultaneously detecting double sides of the circuit board.
The utility model comprises the following technical scheme: the device for detecting the circuit board comprises a crank block mechanism, a bottom plate and a fixing seat, wherein the crank block mechanism is arranged on a vertical plate; the tail end of the crank sliding block mechanism is arranged in the middle of the top surface of the upper cover, and the bottom of the upper cover is fixedly arranged with the upper sliding cover; the side surface of the upper sliding cover is fixedly provided with a linear sliding block, and the linear sliding block can slide along the linear guide rail; the bottom surface of the upper sliding cover and the top surface of the fixed seat are both provided with a plurality of probes, the edge of the top surface of the fixed seat is provided with a plurality of limiting bosses, and the inner sides of the limiting bosses are provided with a plurality of positioning columns; when the test is carried out, the tested circuit board is arranged on the top surface of the fixed seat, and the upper sliding cover is driven by the crank sliding block mechanism to vertically move downwards until being pressed on the tested circuit board.
Further, the crank sliding block mechanism comprises a shaft seat fixedly arranged at the upper part of the vertical plate, the upper end of the shaft seat is hinged with the handle through a first connecting shaft, and the lower end of the shaft seat is of a shaft sleeve structure; a linear shaft is movably arranged in the shaft sleeve structure, and a connecting rod is movably arranged between the top of the linear shaft and the handle.
Further, one end of the connecting rod is hinged with the handle through a second connecting shaft, and the other end of the connecting rod is hinged with the linear shaft through a third connecting shaft.
Further, the bottom of the linear shaft is fixedly arranged with the upper cover.
Further, a handle structure convenient to grasp is arranged on the handle.
Further, the linear guide rail is fixedly arranged on the vertical plate and is perpendicular to the bottom plate.
Further, the probe is of an elastic telescopic structure, and the position of the probe corresponds to the position of the test point on the tested circuit board.
Further, the positioning column corresponds to the position of the fixing hole on the tested circuit board.
Furthermore, the limit bosses at the left end and the right end of the fixing seat are two C-shaped structures with opposite openings, and the inner side of the limit boss is provided with a locating boss which is slightly higher than the locating height of the circuit board and is attached to the bottom of the upper sliding cover. The locating boss is arranged to determine the working height of the upper sliding cover, and when the upper sliding cover is tested, the bottom of the upper sliding cover is wrapped by the limiting boss.
Further, the fixing seat is fixedly arranged on the bottom plate, and a controller is arranged in the fixing seat.
Further, be equipped with the outer wall face of slope on the fixing base, be equipped with the display window on the outer wall face of slope, the display window shows test data.
The utility model has the advantages and positive effects that:
1. the utility model limits the moving direction of the upper sliding cover through the linear sliding block and the linear guide rail, the linear guide rail is arranged on the vertical plate, and the linear sliding block is arranged on the side surface of the upper sliding cover.
2. The fixing seat is provided with the limiting boss which limits the circuit board from the outer side of the circuit board, and the fixing seat is also provided with the positioning column for fixing the position of the circuit board main body, so that the circuit board cannot deviate during clamping.
3. The bottom surface of the upper sliding cover and the top surface of the fixed seat are respectively provided with a plurality of probes, so that double-sided detection can be performed on the circuit board at the same time, and the detection efficiency is higher.
4. The utility model is connected to each detection point on the circuit board through a probe with a spring; the spring provides a certain pressure to each probe to ensure good contact at each inspection point.
Drawings
Fig. 1 is a schematic left-hand view of the utility model in operation.
Fig. 2 is a schematic left-hand view of the present utility model in a non-operative state.
Fig. 3 is a schematic front view of the present utility model.
Fig. 4 is a schematic perspective view of the fixing base and the linear guide rail of the present utility model.
In the figure, a shaft seat is 1-; 101-a shaft sleeve structure; 2-risers; 3-an upper cover; 4-upward sliding cover;
5-fixing seats; 501-limit bosses; 502-positioning columns; 503-positioning a boss; 6-display window; 7-a bottom plate; 8-a handle; 9-connecting rods; 10-a first connecting shaft; 11-a linear shaft; 12-probe; 13-a controller; 14-linear slide blocks; 15-linear guide rails; 16-a second connecting shaft; 17-a third connecting shaft; 18-circuit board.
Detailed Description
In order to further disclose the inventive aspects, features and advantages of the present utility model, the following examples are set forth in detail below with reference to the accompanying drawings.
Examples: referring to fig. 1-4, a device for detecting a circuit board comprises a crank block mechanism arranged on a vertical plate 2, a bottom plate 7 arranged perpendicular to the vertical plate 2 and a fixed seat 5; the tail end of the crank sliding block mechanism is arranged in the middle of the top surface of the upper cover 3, and the bottom of the upper cover 3 is fixedly arranged with the upper sliding cover 4; the crank sliding block mechanism comprises a shaft seat 1 fixedly arranged at the upper part of a vertical plate 2, the upper end of the shaft seat 1 is hinged with a handle 8 through a first connecting shaft 10, and the lower end of the shaft seat 1 is provided with a shaft sleeve structure 101; a linear shaft 11 is movably arranged in the shaft sleeve structure 101, and a connecting rod 9 is movably arranged between the top of the linear shaft 11 and the handle 8. One end of the connecting rod 9 is hinged with the handle 8 through a second connecting shaft 16, and the other end is hinged with the linear shaft 11 through a third connecting shaft 17. The bottom of the linear shaft 11 is fixedly arranged with the upper cover 3. The handle 8 is provided with a handle structure which is convenient to grasp.
The side surface of the upper sliding cover 4 is fixedly provided with a linear sliding block 14, and the linear sliding block 14 can slide along a linear guide rail 15; the linear guide rail 15 is fixedly arranged on the vertical plate 2 and is perpendicular to the bottom plate 7. The bottom surface of the upper sliding cover 4 and the top surface of the fixed seat 5 are both provided with a plurality of probes 12, the probes 12 are of elastic telescopic structures, and the positions of the probes 12 correspond to the positions of test points on the tested circuit board 18. A plurality of limit bosses 501 are arranged at the edge of the top surface of the fixed seat 5, and a plurality of positioning columns 502 are arranged on the inner side of the limit bosses 501; the positioning posts 502 correspond to the positions of the fixing holes on the circuit board 18 under test. When testing, the tested circuit board 18 is arranged on the top surface of the fixed seat 5, and the upper sliding cover 4 is driven by the crank sliding block mechanism to vertically move downwards to be pressed on the tested circuit board 18.
As shown in fig. 1 and fig. 4, the limiting bosses 501 at the left and right ends of the fixing seat 5 are two C-shaped structures with opposite openings, and positioning bosses 503 slightly higher than the positioning height of the circuit board and attached to the bottom of the upper sliding cover 4 are arranged on the inner side of the limiting boss 501. The positioning boss 503 is provided to determine the working height of the upper sliding cover 4, and the bottom of the upper sliding cover 4 is wrapped by the limiting boss 501 when the test is performed. The fixed seat 5 is fixedly arranged on the bottom plate 7, and a controller 13 is arranged in the fixed seat 5. The fixing seat 5 is provided with an inclined outer wall surface, the inclined outer wall surface is provided with a display window 6, and the display window 6 displays test data.
Working principle: the linear sliding block 14 and the linear guide rail 15 are used for limiting the moving direction of the upper sliding cover 4, the linear guide rail 15 is arranged on the vertical plate 2, the linear sliding block 14 is arranged on the side surface of the upper sliding cover 4, and the structure is compact and portable; the fixing seat 5 is provided with a limiting boss 501 for limiting the circuit board 18 from the outer side of the circuit board 18, and the fixing seat 5 is also provided with a positioning column 502 for fixing the position of the main body of the circuit board 18, so that the position of the circuit board 18 cannot deviate during clamping; the bottom surface of the upper sliding cover 4 and the top surface of the fixed seat 5 are both provided with a plurality of probes 12, so that double-sided detection can be performed on the circuit board 18 at the same time, and the detection efficiency is higher; the position of the probe 12 is opposite to the test point of the circuit board 18, and the probe 12 with springs is connected to each test point on the circuit board 18; the spring provides a certain pressure to each probe 12 to ensure good contact at each inspection point.
Although the preferred embodiments of the present utility model have been described, the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the appended claims. All of which are within the scope of the present utility model.
Claims (10)
1. The utility model provides a device is used in circuit board detection, includes slider-crank mechanism, the bottom plate and the fixing base of installing perpendicularly with the riser on the riser, its characterized in that: the tail end of the crank sliding block mechanism is arranged in the middle of the top surface of the upper cover, and the bottom of the upper cover is fixedly arranged with the upper sliding cover; the side surface of the upper sliding cover is fixedly provided with a linear sliding block, and the linear sliding block can slide along the linear guide rail; the bottom surface of the upper sliding cover and the top surface of the fixed seat are both provided with a plurality of probes, the edge of the top surface of the fixed seat is provided with a plurality of limiting bosses, and the inner sides of the limiting bosses are provided with a plurality of positioning columns; when the test is carried out, the tested circuit board is arranged on the top surface of the fixed seat, and the upper sliding cover is driven by the crank sliding block mechanism to vertically move downwards until being pressed on the tested circuit board.
2. The apparatus for detecting a circuit board according to claim 1, wherein: the crank sliding block mechanism comprises a shaft seat fixedly arranged at the upper part of the vertical plate, the upper end of the shaft seat is hinged with the handle through a first connecting shaft, and the lower end of the shaft seat is of a shaft sleeve structure; a linear shaft is movably arranged in the shaft sleeve structure, and a connecting rod is movably arranged between the top of the linear shaft and the handle.
3. The apparatus for detecting a circuit board according to claim 2, wherein: one end of the connecting rod is hinged with the handle through a second connecting shaft, and the other end of the connecting rod is hinged with the linear shaft through a third connecting shaft.
4. The apparatus for detecting a circuit board according to claim 2, wherein: the bottom of the linear shaft is fixedly arranged with the upper cover.
5. The apparatus for detecting a circuit board according to claim 1, wherein: the linear guide rail is fixedly arranged on the vertical plate and is perpendicular to the bottom plate.
6. The apparatus for detecting a circuit board according to claim 1, wherein: the probe is of an elastic telescopic structure, and the position of the probe corresponds to the position of a test point on the tested circuit board.
7. The apparatus for detecting a circuit board according to claim 1, wherein: the positioning column corresponds to the position of the fixing hole on the tested circuit board.
8. The apparatus for detecting a circuit board according to claim 1, wherein: limiting bosses at the left end and the right end of the fixing seat are of two C-shaped structures with opposite openings, and positioning bosses slightly higher than the positioning height of the circuit board and attached to the bottom of the upper sliding cover are arranged on the inner sides of the limiting bosses.
9. The apparatus for inspecting a circuit board according to any one of claims 1 to 8, wherein: the fixing seat is fixedly arranged on the bottom plate, and the controller is arranged in the fixing seat.
10. The apparatus for detecting a circuit board according to claim 9, wherein: the fixing seat is provided with an inclined outer wall surface, the inclined outer wall surface is provided with a display window, and the display window displays test data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321075782.6U CN219936034U (en) | 2023-05-06 | 2023-05-06 | Device for detecting circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321075782.6U CN219936034U (en) | 2023-05-06 | 2023-05-06 | Device for detecting circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219936034U true CN219936034U (en) | 2023-10-31 |
Family
ID=88490567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321075782.6U Active CN219936034U (en) | 2023-05-06 | 2023-05-06 | Device for detecting circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219936034U (en) |
-
2023
- 2023-05-06 CN CN202321075782.6U patent/CN219936034U/en active Active
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| GR01 | Patent grant | ||
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