CN113804920A - Jig for testing PCB (printed circuit board) - Google Patents
Jig for testing PCB (printed circuit board) Download PDFInfo
- Publication number
- CN113804920A CN113804920A CN202010474051.3A CN202010474051A CN113804920A CN 113804920 A CN113804920 A CN 113804920A CN 202010474051 A CN202010474051 A CN 202010474051A CN 113804920 A CN113804920 A CN 113804920A
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- CN
- China
- Prior art keywords
- supports
- rotating shaft
- jig
- circuit board
- motor
- 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.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/01—Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/281—Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing
- G01R31/2817—Environmental-, stress-, or burn-in tests
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The invention belongs to the technical field of testing equipment, and particularly relates to a jig for testing a PCB (printed circuit board), which comprises a workbench, wherein two supports are fixedly arranged at the top end of the workbench and are symmetrical to each other, a driving rotating shaft and a driven rotating shaft are rotatably arranged on the two supports and are respectively positioned at two sides of the supports, a same conveying belt is sleeved between the driving rotating shaft and the driven rotating shaft, detection supports are fixedly arranged at the outer sides of the two supports, a sliding rail is fixedly welded on one side wall inside the detection supports, a rotatable lead screw is fixedly arranged on the detection supports, one side of the lead screw penetrates through the detection supports and is fixedly connected with a first motor, and a nut block is sleeved on the lead screw. The invention has the advantages of simple operation, convenient use, higher automation and easy operation, greatly reduces the potential safety hazard, improves the efficiency, and can test the performance effect of the circuit board at different temperatures.
Description
Technical Field
The invention relates to the technical field of test equipment, in particular to a jig for testing a PCB (printed circuit board).
Background
The jig is a large tool for carpenters, ironmen, pincers workers, machines, electric controls and other handicraft articles, is mainly used as a tool for assisting in controlling positions or actions, is a general name of a jig for exciting, measuring, processing data and displaying or outputting test results of a circuit board, is a mechanical auxiliary device for testing whether the circuit board achieves the expected performance or effect of a designer, and can detect the defects of the circuit board.
However, in the prior art, most of the circuit board test jigs mostly adopt manual pressing plate tests, the automation is not high, the operation is laborious, potential safety hazards exist, the test jig can only test one circuit board at a time, the efficiency is low, the circuit board needs to work under various environments, the existing test jig can not test the performance effect of the circuit board at various temperatures, and therefore, the jig for testing the PCB circuit board is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a jig for testing a PCB.
In order to achieve the purpose, the invention adopts the following technical scheme: a jig for testing a PCB (printed circuit board) comprises a workbench, wherein two supports are fixedly mounted at the top end of the workbench and are symmetrical to each other, a driving rotating shaft and a driven rotating shaft are rotatably mounted on the two supports and are respectively positioned at two sides of the supports, a same conveying belt is sleeved between the driving rotating shaft and the driven rotating shaft, a detection support is fixedly mounted at the outer side of the two supports, a sliding rail is fixedly welded on one side wall inside the detection support, a rotatable lead screw is fixedly mounted on the detection support, one side of the lead screw penetrates through the detection support and is fixedly connected with a first motor, a nut block is sleeved on the lead screw and can slide in the sliding rail, an automatic telescopic rod is fixedly connected at one side of the nut block, an automatic air cylinder is fixedly mounted at the top end of the automatic telescopic rod, and a pressing plate is fixedly connected at the bottom end of the automatic air cylinder, and the bottom fixed mounting of clamp plate has a plurality of probe, workstation top fixed mounting has the second motor, and the one end of initiative pivot and the terminal cover of output shaft of second motor are equipped with same belt, the top fixed mounting of first motor has the control cabinet.
Preferably, a transmission port is formed in the position, close to the conveyor belt, of the detection support.
Preferably, two symmetrically distributed illuminating lamps are fixedly mounted on the inner wall of the detection support.
Preferably, a finished product box is fixedly mounted on one side, far away from the second motor, of the support.
Preferably, a heating plate is fixedly mounted on the inner wall of the detection support.
Preferably, the middle part of the detection support is fixedly provided with a limiting block.
Compared with the prior art, the invention has the beneficial effects that: when the device is used, the device is powered on, the illuminating lamp is turned on, firstly, a PCB circuit board to be tested is placed on the conveyor belt, the second motor drives the driving rotating shaft to rotate, the circuit board starts to move, after the circuit board moves to a proper position, the second motor stops, the first motor and the automatic telescopic rod are controlled through the console, the probe is aligned to the circuit board, the automatic air cylinder is started, the pressing plate is pressed, the circuit board is tested, the pressing plate rises after the circuit board is finished, the second motor is started, the circuit board is driven to be recycled into a finished product box, when the performance conditions of the circuit board in different environments need to be tested, the heating plate is turned on, the temperature is adjusted, and the performance conditions of the circuit board in different temperatures are tested.
The invention has the advantages of simple operation, convenient use, higher automation and easy operation, greatly reduces the potential safety hazard, improves the efficiency, and can test the performance effect of the circuit board at different temperatures.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic top view of the conveyor belt of the present invention;
in the figure: 1. a work table; 2. a support; 3. a driving rotating shaft; 4. a driven rotating shaft; 5. a conveyor belt; 6. detecting the bracket; 7. a slide rail; 8. a screw rod; 9. a first motor; 10. a nut block; 11. automatically telescoping the rod; 12. an automatic cylinder; 13. pressing a plate; 14. a probe; 15. a second motor; 16. a belt; 17. a console; 18. an illuminating lamp; 19. a finished product box; 20. heating plates; 21. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a jig for testing a PCB (printed circuit board) comprises a workbench 1, wherein two supports 2 are fixedly installed at the top end of the workbench 1, the two supports 2 are symmetrical to each other, a driving rotating shaft 3 and a driven rotating shaft 4 are rotatably installed on the two supports 2, the driving rotating shaft 3 and the driven rotating shaft 4 are respectively positioned at two sides of the supports 2, a same conveying belt 5 is sleeved between the driving rotating shaft 3 and the driven rotating shaft 4, a detection bracket 6 is fixedly installed at the outer sides of the two supports 2, a sliding rail 7 is fixedly welded on one side wall inside the detection bracket 6, a rotatable lead screw 8 is fixedly installed on the detection bracket 6, one side of the lead screw 8 penetrates through the detection bracket 6 and is fixedly connected with a first motor 9, a nut block 10 is sleeved on the lead screw 8, the nut block 10 can slide in the sliding rail 7, an automatic telescopic rod 11 is fixedly connected at one side of the nut block 10, and an automatic cylinder 12 is fixedly installed at the top end of the automatic telescopic rod 11, the bottom end of the automatic cylinder 12 is fixedly connected with a pressing plate 13, the bottom end of the pressing plate 13 is fixedly provided with a plurality of probes 14, the top end of the workbench 1 is fixedly provided with a second motor 15, the tail ends of one end of the driving rotating shaft 3 and an output shaft of the second motor 15 are sleeved with a same belt 16, and a control platform 17 is fixedly arranged above the first motor 9;
the detection support 6 is provided with a transmission port close to the conveyor belt 5, two symmetrically-distributed illuminating lamps 18 are fixedly mounted on the inner wall of the detection support 6, a finished product box 19 is fixedly mounted on one side, away from the second motor 15, of the support 2, a heating plate 2 is fixedly mounted on the inner wall of the detection support 6, and a limiting block 21 is fixedly mounted in the middle of the detection support 6.
The working principle is as follows: when the device is used, the device is powered on, the illuminating lamp 18 is turned on, firstly, a PCB circuit board to be tested is placed on the conveyor belt 5, the second motor 15 drives the driving rotating shaft 3 to rotate, the circuit board starts to move, after the circuit board moves to a proper position, the second motor 15 stops, the first motor 9 and the automatic telescopic rod 11 are controlled by the control console 17, the probe 14 is aligned with the circuit board, the automatic cylinder 12 is started, the pressing plate 13 is pressed, the circuit board is tested, after the circuit board is tested, the pressing plate 13 rises, the second motor 15 is started, the circuit board is driven to be recycled into the finished product box 19, when the performance conditions of the circuit board under different environments need to be tested, the heating plate 20 is turned on, the temperature is adjusted, and the performance conditions of the circuit board under different temperatures are tested. And the performance effect of the circuit board at different temperatures can be tested.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tool is used in test of PCB circuit board, includes workstation (1), its characterized in that: the automatic detection device is characterized in that two supports (2) are fixedly mounted at the top end of the workbench (1), the two supports (2) are symmetrical to each other, two supports (2) are rotatably mounted with a driving rotating shaft (3) and a driven rotating shaft (4), the driving rotating shaft (3) and the driven rotating shaft (4) are respectively positioned at two sides of the supports (2), a same conveying belt (5) is sleeved between the driving rotating shaft (3) and the driven rotating shaft (4), a detection support (6) is fixedly mounted at the outer side of the two supports (2), a sliding rail (7) is fixedly welded on one side wall inside the detection support (6), a rotatable lead screw (8) is fixedly mounted on the detection support (6), one side of the lead screw (8) penetrates through the detection support (6) and is fixedly connected with a first motor (9), a nut block (10) is sleeved on the lead screw (8), and the nut block (10) can slide in the sliding rail (7), nut piece (10) one side fixedly connected with automatic telescopic link (11), and the top fixed mounting of automatic telescopic link (11) has from actuating cylinder (12), bottom fixedly connected with clamp plate (13) of actuating cylinder (12), and the bottom fixed mounting of clamp plate (13) has a plurality of probe (14), workstation (1) top fixed mounting has second motor (15), and the one end of initiative pivot (3) and the terminal cover of output shaft of second motor (15) are equipped with same belt (16), the top fixed mounting of first motor (9) has control cabinet (17).
2. The jig for testing the PCB according to claim 1, wherein: and a transmission port is formed at the position, close to the conveyor belt (5), of the detection support (6).
3. The jig for testing the PCB according to claim 1, wherein: two symmetrically distributed illuminating lamps (18) are fixedly mounted on the inner wall of the detection support (6).
4. The jig for testing the PCB according to claim 1, wherein: and a finished product box (19) is fixedly mounted on one side, far away from the second motor (15), of the support (2).
5. The jig for testing the PCB according to claim 1, wherein: and a heating plate (20) is fixedly arranged on the inner wall of the detection support (6).
6. The jig for testing the PCB according to claim 1, wherein: the middle part of the detection bracket (6) is fixedly provided with a limiting block (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010474051.3A CN113804920A (en) | 2020-05-29 | 2020-05-29 | Jig for testing PCB (printed circuit board) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010474051.3A CN113804920A (en) | 2020-05-29 | 2020-05-29 | Jig for testing PCB (printed circuit board) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113804920A true CN113804920A (en) | 2021-12-17 |
Family
ID=78943771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010474051.3A Pending CN113804920A (en) | 2020-05-29 | 2020-05-29 | Jig for testing PCB (printed circuit board) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113804920A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116559628A (en) * | 2023-06-12 | 2023-08-08 | 广东汉为信息技术有限公司 | Circuit board module test fixture |
-
2020
- 2020-05-29 CN CN202010474051.3A patent/CN113804920A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116559628A (en) * | 2023-06-12 | 2023-08-08 | 广东汉为信息技术有限公司 | Circuit board module test fixture |
| CN116559628B (en) * | 2023-06-12 | 2024-04-30 | 广东汉为信息技术有限公司 | Circuit board module test fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20211217 |