CN210427731U - Printed circuit board test fixture - Google Patents
Printed circuit board test fixture Download PDFInfo
- Publication number
- CN210427731U CN210427731U CN201921108667.8U CN201921108667U CN210427731U CN 210427731 U CN210427731 U CN 210427731U CN 201921108667 U CN201921108667 U CN 201921108667U CN 210427731 U CN210427731 U CN 210427731U
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- circuit board
- printed circuit
- box base
- test fixture
- plate
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 239000000523 sample Substances 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 abstract description 10
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a printed circuit board test fixture, including case seat and test circuit mainboard, be provided with the hasp on a case seat lateral wall, the case seat top is provided with the fixed wall, be provided with the fixed plate on a fixed wall lateral wall, fixed plate one side is provided with the handle, handle one end is rotated and is connected with the jib. Has the advantages that: the utility model discloses a set up probe mounting hole and power plug post, can make anchor clamps change according to the circuit board of different models, be favorable to the device to detect different model boards, improved the detection flexibility of device, reduced the cost that detects.
Description
Technical Field
The utility model relates to a printed circuit board detects technical field, concretely relates to printed circuit board test fixture.
Background
The Printed Circuit Board (PCB), also called printed circuit board, is a provider of electrical connection of electronic components, and its development has been over 100 years history, and its design is mainly territory design, and the main advantages of using circuit board are that it can greatly reduce error of wiring and assembly, and can raise automation level and production labour rate.
The clamp and the probe of the common printed circuit board testing device are mostly of fixed types, and can only be used for detecting the printed circuit board of which the model is made, so that the flexibility of the testing device is reduced, and the testing cost of an enterprise is increased.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the prior art not enough, the printed circuit board test fixture is provided at present, and the problem of the detection cost of enterprises is reduced and improved because the fixture and the probe of the printed circuit board test device are mostly fixed types and can only be used for detecting the printed circuit board with the formulated model.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a printed circuit board test fixture, which comprises a box base and a test circuit main board, wherein a side wall of the box base is provided with a lock catch, the top of the box base is provided with a fixed wall, a side wall of the fixed wall is provided with a fixed plate, one side of the fixed plate is provided with a handle, one end of the handle is rotatably connected with a suspender, the bottom of the suspender is provided with a transparent pressing plate, the bottom of the transparent pressing plate is formed with a probe mounting hole, a probe is arranged in the probe mounting hole, one side of the transparent pressing plate is provided with a guide pillar, two guide pillars are arranged, the other side of the fixed plate is provided with an ammeter, a voltmeter is arranged right below the ammeter, a clamping plate is arranged right below the transparent pressing plate, the bottom of the clamping plate is provided with a power supply inserting column, one side of the clamping, the box seat is internally provided with the test circuit main board, and the other side wall of the box seat is provided with a power socket.
Furthermore, the lock catch is connected with the box base through a bolt, the fixed wall is formed on the box base, and the fixed plate is connected with the fixed wall through a bolt.
By adopting the technical scheme, the lock catch is used for sealing off the internal elements of the box seat.
Furthermore, the handle is rotatably connected with the fixed plate through a shaft piece, the transparent pressing plate is connected with the hanging rod in an inserting mode, and the probe is connected with the probe mounting hole in an inserting mode.
By adopting the technical scheme, the probe can form a closed loop when being contacted with the printed circuit board so as to detect and screen the electricity output performance of the printed circuit board.
Furthermore, the guide post is connected with the transparent pressing plate in a sliding mode, and the ammeter and the voltmeter are connected with the fixed wall through clamping grooves.
By adopting the technical scheme, the ammeter and the voltmeter are used for displaying the detection data of the printed circuit board.
Furthermore, the clamping plate is connected with the box base through the power supply plug column, and the power supply plug column is welded with the box base.
By adopting the technical scheme, the clamping plate is used for fixing the printed circuit board and is electrically connected with the printed circuit board.
Furthermore, the test circuit main board is connected with the box base through a bolt.
By adopting the technical scheme, the instrument for testing the printed circuit board is integrated on the test circuit main board.
Furthermore, the power socket is connected with the box base through a clamping groove.
By adopting the technical scheme, the power socket is used for connecting a power supply to the device.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
for solving printed circuit board testing arrangement's anchor clamps and probe mostly all be fixed type, can only be used for detecting the printed circuit board who formulates the model, reduced detection device's flexibility, increased the problem of the detection cost of enterprise, the utility model discloses a set up probe mounting hole and power peg graft post, can make anchor clamps change according to the circuit board of different models, be favorable to the device to detect different model boards, improved the detection flexibility of device, reduced the cost that detects.
Drawings
Fig. 1 is a front view of a printed circuit board testing jig according to the present invention;
fig. 2 is a bottom view of a transparent pressing plate in the testing fixture for printed circuit board according to the present invention;
FIG. 3 is a top cross-sectional view of a base of a PCB test fixture according to the present invention;
fig. 4 is a schematic diagram of the connection relationship between the clamping plate, the power plug-in post and the box seat of the testing fixture for printed circuit boards.
The reference numerals are explained below:
1. a box base; 2. an operation indicator light; 3. a grip; 4. an ammeter; 5. a voltmeter; 6. a switch; 7. a transparent platen; 8. a splint; 9. a probe mounting hole; 10. a fixing plate; 11. a boom; 12. locking; 13. a guide post; 14. fixing a wall; 15. testing the circuit mainboard; 16. a power outlet; 17. a probe; 18. and a power supply plug column.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in figures 1-4, a printed circuit board test fixture comprises a box base 1 and a test circuit board 15, a lock catch 12 is arranged on one side wall of the box base 1, a fixed wall 14 is arranged on the top of the box base 1, a fixed plate 10 is arranged on one side wall of the fixed wall 14, a handle 3 is arranged on one side of the fixed plate 10, one end of the handle 3 is rotatably connected with a suspender 11, a transparent pressing plate 7 is arranged at the bottom of the suspender 11, a probe mounting hole 9 is formed at the bottom of the transparent pressing plate 7, a probe 17 is arranged in the probe mounting hole 9, two guide posts 13 are arranged on one side of the transparent pressing plate 7, an ammeter 4 is arranged on the other side of the fixed plate 10, a voltmeter 5 is arranged under the ammeter 4, a clamping plate 8 is arranged under the transparent pressing plate 7, a power supply plugging post 18 is arranged at the bottom of the clamping plate 8, an operation indicator lamp, a test circuit main board 15 is arranged in the box base 1, and a power socket 16 is arranged on the other side wall of the box base 1.
As shown in fig. 1, the latch 12 is connected to the base 1 by a bolt, the fixing wall 14 is formed on the base 1, the fixing plate 10 is connected to the fixing wall 14 by a bolt, and the latch 12 is used to block the internal components of the base 1.
As shown in figures 1 and 2, the handle 3 is rotatably connected with the fixed plate 10 through a shaft, the transparent pressing plate 7 is inserted into the hanging rod 11, the probe 17 is inserted into the probe mounting hole 9, and the probe 17 can form a closed loop when being contacted with a printed circuit board to detect and screen the electricity output performance of the printed circuit board.
As shown in FIG. 1, the guide posts 13 are slidably connected with the transparent pressing plate 7, the ammeter 4 and the voltmeter 5 are both connected with the fixed wall 14 through the clamping grooves, and the ammeter 4 and the voltmeter 5 are used for displaying the detection data of the printed circuit board.
As shown in fig. 1 and 4, the clamping plate 8 is connected with the box base 1 through a power plug column 18, the power plug column 18 is welded with the box base 1, and the clamping plate 8 is used for fixing and electrically connecting with the printed circuit board.
As shown in fig. 3, the test circuit board 15 is connected to the base 1 by bolts, and the test circuit board 15 is integrated with an apparatus for testing a printed circuit board.
As shown in fig. 3, the power jack 16 is connected to the housing 1 through a card slot, and the power jack 16 is used for powering the device.
The utility model provides a printed circuit board test fixture's theory of operation: firstly, the device is powered on through a power socket 16, then the clamp is fixedly connected with a box base 1 through a power plug-in post 18, so that the clamp is communicated with a test element of a test circuit main board 15, finally, the power is turned on through a switch 6, a hand-held grip 3 is pressed downwards, a hanger rod 11 drives a transparent pressing plate 7 to move downwards along a guide post 13, a probe 17 is aligned with a test port of a circuit printed board in the clamp to be contacted, so that the probe 17, the printed circuit board and the test circuit main board 15 form a loop, test current and voltage information are displayed through an ammeter 4 and a voltmeter 5 and are displayed through an operation indicator lamp 2, in addition, the positions of the clamp and the probe 17 can be changed, so as to meet the detection of different types of printed boards, the probe 17 can be fixed in probe mounting holes 9 at different positions, and the clamp can be plugged and changed, the detection flexibility of the device is greatly improved, and the detection cost of an enterprise is saved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (7)
1. A kind of printed circuit board test fixture, characterized by: the test box comprises a box base (1) and a test circuit main board (15), wherein a lock catch (12) is arranged on one side wall of the box base (1), a fixed wall (14) is arranged at the top of the box base (1), a fixed plate (10) is arranged on one side wall of the fixed wall (14), a handle (3) is arranged on one side of the fixed plate (10), one end of the handle (3) is rotatably connected with a hanging rod (11), a transparent pressing plate (7) is arranged at the bottom of the hanging rod (11), a probe mounting hole (9) is formed at the bottom of the transparent pressing plate (7), a probe (17) is arranged in the probe mounting hole (9), a guide post (13) is arranged on one side of the transparent pressing plate (7), two guide posts (13) are arranged, an ammeter (4) is arranged on the other side of the fixed plate (10), a voltmeter (5) is arranged under the ammeter (4), and a clamping plate, the power supply socket is characterized in that a power supply plug-in column (18) is arranged at the bottom of the clamping plate (8), one side of the clamping plate (8) is connected with an operation indicating lamp (2) through a clamping groove, a switch (6) is arranged on one side of the operation indicating lamp (2) in a plug-in mode, the test circuit main board (15) is arranged in the box base (1), and a power supply socket (16) is arranged on the other side wall of the box base (1).
2. A printed circuit board test fixture as recited in claim 1, wherein: the lock catch (12) is connected with the box base (1) through bolts, the fixing wall (14) is formed on the box base (1), and the fixing plate (10) is connected with the fixing wall (14) through bolts.
3. A printed circuit board test fixture as recited in claim 1, wherein: the handle (3) is rotatably connected with the fixed plate (10) through a shaft piece, the transparent pressing plate (7) is connected with the hanging rod (11) in an inserted mode, and the probe (17) is connected with the probe mounting hole (9) in an inserted mode.
4. A printed circuit board test fixture as recited in claim 1, wherein: the guide post (13) is connected with the transparent pressing plate (7) in a sliding mode, and the ammeter (4) and the voltmeter (5) are connected with the fixed wall (14) through clamping grooves.
5. A printed circuit board test fixture as recited in claim 1, wherein: the clamping plate (8) is connected with the box base (1) through the power supply plug column (18), and the power supply plug column (18) is welded with the box base (1).
6. A printed circuit board test fixture as recited in claim 1, wherein: the test circuit main board (15) is connected with the box base (1) through bolts.
7. A printed circuit board test fixture as recited in claim 1, wherein: the power socket (16) is connected with the box base (1) through a clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921108667.8U CN210427731U (en) | 2019-07-16 | 2019-07-16 | Printed circuit board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921108667.8U CN210427731U (en) | 2019-07-16 | 2019-07-16 | Printed circuit board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210427731U true CN210427731U (en) | 2020-04-28 |
Family
ID=70380897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921108667.8U Active CN210427731U (en) | 2019-07-16 | 2019-07-16 | Printed circuit board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210427731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117310430A (en) * | 2023-10-18 | 2023-12-29 | 南通华隆微电子股份有限公司 | Semiconductor test fixture |
-
2019
- 2019-07-16 CN CN201921108667.8U patent/CN210427731U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117310430A (en) * | 2023-10-18 | 2023-12-29 | 南通华隆微电子股份有限公司 | Semiconductor test fixture |
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