CN211374972U - Fault detection jig for printed circuit board - Google Patents
Fault detection jig for printed circuit board Download PDFInfo
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- CN211374972U CN211374972U CN201922470670.0U CN201922470670U CN211374972U CN 211374972 U CN211374972 U CN 211374972U CN 201922470670 U CN201922470670 U CN 201922470670U CN 211374972 U CN211374972 U CN 211374972U
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Abstract
The utility model discloses a printed circuit board fault detection tool, including base and worm wheel, the top welded connection of base has the mounting panel, and the inside of mounting panel is provided with first pivot to be provided with the chuck on the outer wall of first pivot, the draw-in groove has been seted up to the inside of chuck, and the internal connection of draw-in groove has the lug to lug welded connection is in the top of rotary rod, worm wheel welded connection is on the outer wall of rotary rod, and the right side meshing of worm wheel is connected with the worm, the bracing piece is connected with the mounting panel through the spread groove, and the spread groove is seted up on the top outer wall of mounting panel. This printed circuit board fault detection tool constitutes through recess and connecting block between second pivot and the first pivot and dismantles the structure, and the connecting block is equiangular distribution on the outer wall of second pivot to when this tool carries, dismantle relatively easily, effectively reduce occupation space, it is convenient to bring for staff's carrying.
Description
Technical Field
The utility model relates to a printed circuit board detects technical field, specifically is a printed circuit board fault detection tool.
Background
The printed circuit board can also be called as a printed circuit board, which mainly provides conditions for the circuit connection of electronic components, can reduce the errors of wiring and assembly by adopting the printed circuit board, improves the production efficiency, and needs fault detection once the printed circuit board is damaged in the using process, so that a detection jig is needed.
But present printed circuit board fault detection tool still has some weak points in the use, for example be not convenient for carry out the angular rotation to the circuit board that detects, be not convenient for switch the station like this, unable board circulation test of realizing to reduced the detection progress, detection tool is not convenient for dismantle when carrying moreover, and more occupation space, for staff's carrying brings inconvenience, and then leads to reducing detection tool's practicality, so we have proposed a printed circuit board fault detection tool, so that solve the problem that proposes in the aforesaid.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a printed circuit board fault detection tool to solve the detection tool on the existing market that above-mentioned background art provided and be not convenient for carry out the angular rotation to the circuit board that detects, be not convenient for switch the station like this, can't realize board cycle test, thereby reduced the detection progress, detection tool is not convenient for dismantle when carrying moreover, and more occupation space brings inconvenience for staff's carrying, and then leads to the problem that the practicality to detection tool reduces.
In order to achieve the above object, the utility model provides a following technical scheme: a fault detection jig for a printed circuit board comprises a base and a worm wheel, wherein an installation plate is welded and connected above the base, a first rotating shaft is arranged inside the installation plate, and the outer wall of the first rotating shaft is provided with a chuck, the inside of the chuck is provided with a clamping groove, and the inside of the clamping groove is connected with a convex block, the convex block is welded and connected with the top of the rotating rod, the worm wheel is welded and connected with the outer wall of the rotating rod, and the right side of the worm wheel is engaged and connected with a worm, the inner wall of the first rotating shaft is provided with a groove, the groove is connected with the second rotating shaft through a connecting block, the connecting block is arranged on the outer wall of the second rotating shaft, the top of the second rotating shaft is provided with a placing plate, and the outside of second pivot is provided with the bracing piece, the bracing piece is connected with the mounting panel through the spread groove, and the spread groove is seted up on the top outer wall of mounting panel.
Preferably, the chuck is connected with the first rotating shaft by welding, and the first rotating shaft is connected with the mounting plate by a bearing.
Preferably, the clamping grooves are distributed in the chuck at equal angles, and the shapes of the clamping grooves are matched with those of the bumps.
Preferably, rotary rod and connecting block formula structure as an organic whole, and the connecting block passes through the recess and is connected for the block with first pivot to the connecting block is on the outer wall of rotary rod equiangular distribution.
Preferably, the placing plate is connected with the second rotating shaft and the supporting rod through bolts, and the inner diameter of the supporting rod is larger than the outer diameter of the second rotating shaft.
Preferably, the bracing piece is located same straight line with the axis of placing the board, and the connected mode of bracing piece and spread groove is the laminating connection.
Compared with the prior art, the beneficial effects of the utility model are that: this printed circuit board fault detection tool:
(1) the second rotating shaft and the first rotating shaft form a dismounting structure through the groove and the connecting blocks, and the connecting blocks are distributed on the outer wall of the second rotating shaft at equal angles, so that the tool is easy to dismount when being carried, the occupied space is effectively reduced, and convenience is brought to carrying of workers;
(2) the inner wall of the chuck is provided with a clamping groove, the shape of the clamping groove is matched with that of the bump, and the chuck is welded and connected to the outer wall of the first rotating shaft, so that when the bump is rotated, the chuck can be driven to intermittently rotate through the clamping groove, and then the first rotating shaft is driven to intermittently rotate through the chuck, so that a placed circuit board can rotate during detection, the machine station circulation test is realized, and the detection progress is improved;
(3) the outside of second pivot is provided with the bracing piece, and bracing piece and spread groove are connected for the laminating, like this in the second pivot with place the board when rotatory together, can drive the bracing piece and rotate together, and then make and place board pivoted more steady, further guarantee the stability when this tool uses.
Drawings
FIG. 1 is a schematic view of the overall main sectional structure of the present invention;
FIG. 2 is a schematic view of a first rotating shaft and a chuck connecting top-down structure of the present invention;
FIG. 3 is a schematic view of the connection and downward-cut structure of the first rotating shaft and the second rotating shaft of the present invention;
FIG. 4 is a schematic view of the connection structure of the rotary rod and the worm wheel according to the present invention;
fig. 5 is a schematic view of the connection structure of the second rotating shaft and the supporting rod according to the present invention.
In the figure: 1. a base; 2. mounting a plate; 3. a first rotating shaft; 4. a chuck; 5. a card slot; 6. a bump; 7. rotating the rod; 8. a worm gear; 9. a worm; 10. a groove; 11. connecting blocks; 12. a second rotating shaft; 13. placing the plate; 14. a support bar; 15. and connecting the grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a fault detection jig for a printed circuit board comprises a base 1, a mounting plate 2, a first rotating shaft 3, a chuck 4, a clamping groove 5, a convex block 6, a rotating rod 7, a worm wheel 8, a worm 9, a groove 10, a connecting block 11, a second rotating shaft 12, a placing plate 13, a supporting rod 14 and a connecting groove 15, wherein the mounting plate 2 is welded above the base 1, the first rotating shaft 3 is arranged inside the mounting plate 2, the chuck 4 is arranged on the outer wall of the first rotating shaft 3, the clamping groove 5 is arranged inside the chuck 4, the convex block 6 is connected inside the clamping groove 5, the convex block 6 is welded on the top of the rotating rod 7, the worm wheel 8 is welded on the outer wall of the rotating rod 7, the worm 9 is meshed and connected on the right side of the worm wheel 8, the groove 10 is arranged on the inner wall of the first rotating shaft 3, the groove 10 is connected with the second rotating shaft 12 through the connecting block, a placing plate 13 is installed at the top of the second rotating shaft 12, a supporting rod 14 is arranged on the outer side of the second rotating shaft 12, the supporting rod 14 is connected with the mounting plate 2 through a connecting groove 15, and the connecting groove 15 is formed in the outer wall of the top of the mounting plate 2;
the chuck 4 and the first rotating shaft 3 are connected in a welding mode, and the first rotating shaft 3 and the mounting plate 2 are connected in a bearing mode, so that the chuck 4 and the first rotating shaft 3 are connected more firmly, and the phenomenon of falling in the using process is effectively prevented;
the clamping grooves 5 are distributed in the chuck 4 at equal angles, and the shape of the clamping grooves 5 is matched with that of the bumps 6, so that the chuck 4 can be driven to rotate intermittently when the bumps 6 rotate, the circuit board can rotate intermittently, and the detection can be better carried out;
the rotary rod 7 and the connecting block 11 are of an integrated structure, the connecting block 11 is connected with the first rotary shaft 3 through the groove 10 in a clamping mode, the connecting block 11 is distributed on the outer wall of the rotary rod 7 in an equal-angle mode, when the jig needs to be carried, the jig is convenient to disassemble, occupied space is reduced, convenience is brought to workers, and the practicability of the jig is improved;
the placing plate 13, the second rotating shaft 12 and the supporting rod 14 are connected through bolts, and the inner diameter of the supporting rod 14 is larger than the outer diameter of the second rotating shaft 12, so that the placing plate 13 is easy to detach and replace when the placing plate 13 is damaged, and the dismounting operation of workers is facilitated;
The working principle is as follows: when the fault detection jig for the printed circuit board is used, as shown in fig. 1 and 4, firstly a worker places the jig at a corresponding position, then places the circuit board to be detected on a placing plate 13, then detects the circuit board through a prepared detection instrument, in the detection process, the worker rotates a handle on a worm 9 to enable the worm 9 to drive a worm wheel 8 and a rotating rod 7 to rotate together, as shown in fig. 2, as the top of the rotating rod 7 is provided with a lug 6, the shape of the lug 6 is matched with that of a clamping groove 5 on the inner wall of a chuck 4, and a gap is always reserved between the lug 6 and a first rotating shaft 3, so that when the lug 6 rotates, the chuck 4 can be driven to rotate intermittently through the clamping groove 5, the first rotating shaft 3 is connected with the chuck 4 in a welding manner, and the first rotating shaft 3 is connected with a mounting plate 2 in a bearing manner, so that the first rotating shaft 3 rotates intermittently along with the chuck 4, then, the first rotating shaft 3 drives the second rotating shaft 12 and the placing plate 13 to discontinuously rotate together, so that the circuit board on the placing plate 13 can circularly rotate during detection, better detection is realized, and the detection progress is improved, as shown in fig. 5, because the supporting rod 14 is arranged on the outer side of the second rotating shaft 12, and the supporting rod 14 is in fit connection with the connecting groove 15 on the mounting plate 2, the supporting rod 14 can be driven to rotate together during rotation of the placing plate 13, further, the placing plate 13 is more stable during rotation, and the stability of the circuit board during detection is also ensured;
if the jig needs to be carried, as shown in fig. 3, a worker can pull the placing plate 13 upwards together with the second rotating shaft 12 and the supporting rod 14 to separate the supporting rod 14 from the inside of the connecting groove 15, then the connecting block 11 on the outer wall of the second rotating shaft 12 is separated from the groove 10 on the inner wall of the first rotating shaft 3, and then the placing plate 13 and the mounting plate 2 are separated and disassembled, so that the occupied space can be effectively reduced during carrying, the carrying convenience is brought to the worker, the practicability of the jig is also increased, the operation process of the whole device is the above, and the contents which are not described in detail in the specification belong to the prior art known by the professional skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a printed circuit board fault detection tool, includes base (1) and worm wheel (8), its characterized in that: the upper part of the base (1) is welded with a mounting plate (2), a first rotating shaft (3) is arranged inside the mounting plate (2), a chuck (4) is arranged on the outer wall of the first rotating shaft (3), a clamping groove (5) is formed inside the chuck (4), a convex block (6) is connected inside the clamping groove (5), the convex block (6) is welded and connected to the top of a rotating rod (7), a worm wheel (8) is welded and connected to the outer wall of the rotating rod (7), a worm (9) is meshed and connected to the right side of the worm wheel (8), a groove (10) is formed in the inner wall of the first rotating shaft (3), the groove (10) is connected with a second rotating shaft (12) through a connecting block (11), the connecting block (11) is arranged on the outer wall of the second rotating shaft (12), a placing plate (13) is arranged at the top of the second rotating shaft (12), and the outside of second pivot (12) is provided with bracing piece (14), bracing piece (14) are connected with mounting panel (2) through spread groove (15), and spread groove (15) set up on the top outer wall of mounting panel (2).
2. The tool of claim 1, wherein: the chuck (4) and the first rotating shaft (3) are connected in a welding mode, and the first rotating shaft (3) and the mounting plate (2) are connected in a bearing mode.
3. The tool of claim 1, wherein: the clamping grooves (5) are distributed in the chuck (4) at equal angles, and the shapes of the clamping grooves (5) are matched with those of the bumps (6).
4. The tool of claim 1, wherein: rotary rod (7) and connecting block (11) formula structure as an organic whole, and connecting block (11) are connected for the block through recess (10) and first pivot (3) to connecting block (11) are equiangular distribution on the outer wall of rotary rod (7).
5. The tool of claim 1, wherein: the placing plate (13) is connected with the second rotating shaft (12) and the supporting rod (14) through bolts, and the inner diameter of the supporting rod (14) is larger than the outer diameter of the second rotating shaft (12).
6. The tool of claim 1, wherein: the supporting rod (14) and the central axis of the placing plate (13) are positioned on the same straight line, and the connecting mode of the supporting rod (14) and the connecting groove (15) is a laminating connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922470670.0U CN211374972U (en) | 2019-12-31 | 2019-12-31 | Fault detection jig for printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922470670.0U CN211374972U (en) | 2019-12-31 | 2019-12-31 | Fault detection jig for printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211374972U true CN211374972U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922470670.0U Active CN211374972U (en) | 2019-12-31 | 2019-12-31 | Fault detection jig for printed circuit board |
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| CN (1) | CN211374972U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453620A (en) * | 2021-01-13 | 2021-03-09 | 上海督鹏电子科技有限公司 | Maintenance device capable of positioning and detecting faults of circuit board |
| CN113294631A (en) * | 2021-05-06 | 2021-08-24 | 江龙成 | Movable security protection monitoring device based on iris discernment |
-
2019
- 2019-12-31 CN CN201922470670.0U patent/CN211374972U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453620A (en) * | 2021-01-13 | 2021-03-09 | 上海督鹏电子科技有限公司 | Maintenance device capable of positioning and detecting faults of circuit board |
| CN113294631A (en) * | 2021-05-06 | 2021-08-24 | 江龙成 | Movable security protection monitoring device based on iris discernment |
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