CN219915174U - Circuit board welding strength tester - Google Patents
Circuit board welding strength tester Download PDFInfo
- Publication number
- CN219915174U CN219915174U CN202320976993.0U CN202320976993U CN219915174U CN 219915174 U CN219915174 U CN 219915174U CN 202320976993 U CN202320976993 U CN 202320976993U CN 219915174 U CN219915174 U CN 219915174U
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- Prior art keywords
- circuit board
- fixing plate
- plate
- air cylinder
- strength tester
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- 238000003466 welding Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 229910000679 solder Inorganic materials 0.000 claims 6
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 238000012360 testing method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 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
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a circuit board welding strength tester which comprises a bottom plate and a frame, wherein a first motor is arranged on the inner side of the frame, a mounting plate is fixedly arranged on an output shaft of the first motor, a first air cylinder and a second air cylinder are respectively arranged on the lower side of the mounting plate, a fixing mechanism is arranged on the upper side of the bottom plate, the fixing mechanism comprises a first fixing plate and a second fixing plate, a third air cylinder is arranged on one side, far away from the first fixing plate, of the second fixing plate, a bearing is fixedly arranged on one side, close to the first fixing plate, of the second fixing plate, a first clamp is rotationally connected to the outer side of the bearing, a second motor is fixedly arranged on one side, close to the second fixing plate, of the first fixing plate, and a second clamp is fixedly arranged on the output shaft of the second motor. This circuit board welding strength tester has realized overturning the circuit board to the convenience is observed the positive and negative two sides of circuit board, has made things convenient for the use, has improved the practicality.
Description
Technical Field
The utility model relates to the technical field of test equipment, in particular to a circuit board welding strength tester.
Background
Most of electronic components on the circuit board are installed on the circuit board through a welding mode, the welding firmness of the electronic components directly influences whether the circuit board can work normally, the welding strength mainly shows tensile strength and thrust resistance, the tensile strength refers to the performance that the electronic components can be separated from the circuit board only when being subjected to tensile force, the thrust resistance refers to the performance that the electronic components can be deviated only when being subjected to thrust force, and if the welding strength is insufficient, the electronic components can fall off in the later use process.
For this reason, chinese patent CN218567083U discloses a circuit board welding strength tester, which comprises a mainframe box, a front box body, a workbench, a circuit board fixing jig, a supporting plate, a microscope, a lifting mechanism, a lifting plate, a rotary cylinder, a rotary plate, a tension sensor, a tension testing head, a tension sensor and a thrust testing head, wherein the front box body is installed in front of the mainframe box, the workbench is installed above the front box body, the circuit board fixing jig is installed above the workbench, the supporting plate is installed on the upper part of the mainframe box, and the microscope is installed in front of the supporting plate; in the detection process, human eyes can observe in real time through a microscope, and unqualified circuit boards are effectively prevented from flowing into the market.
However, the fixing mode of the fixing jig for the circuit board is single, and the forward and reverse positions of the circuit board cannot be adjusted, so that the circuit board can only be observed on one side after fixing, if the other side is required to be observed, the circuit board needs to be removed to adjust the forward and reverse positions, and inconvenience is caused to use, so that the circuit board welding strength tester is provided for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a circuit board welding strength tester which has the advantages of being convenient for adjusting the position of a circuit board and the like, and solves the problem of inconvenient use of the traditional circuit board welding strength tester.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the circuit board welding strength tester comprises a bottom plate and a frame, wherein a first motor is arranged on the inner side of the frame, a mounting plate is fixedly arranged on an output shaft of the first motor, a first cylinder and a second cylinder are respectively arranged on the lower side of the mounting plate, and a fixing mechanism is arranged on the upper side of the bottom plate;
the fixing mechanism comprises a first fixing plate and a second fixing plate, a third cylinder is arranged on one side, far away from the first fixing plate, of the second fixing plate, a bearing is fixedly arranged on one side, close to the first fixing plate, of the second fixing plate, a first clamp is rotationally connected to the outer side of the bearing, a second motor is fixedly arranged on one side, close to the second fixing plate, of the first fixing plate, a second clamp is fixedly arranged on an output shaft of the second motor, and jackscrews are connected to the inner sides of the second clamp and the first clamp in a threaded mode.
Further, the frame is fixedly connected to the top of the base plate, and the first motor is fixedly mounted to the inner top wall of the frame.
Further, the first cylinder and the second cylinder are both fixedly mounted to the bottom of the mounting plate, and the first cylinder and the second cylinder are both far away from the center of the mounting plate.
Further, a tension sensor is fixedly installed on an output shaft of the first cylinder, and a pressure sensor is fixedly installed on an output shaft of the second cylinder.
Further, the first fixed plate is fixedly connected to the top of the bottom plate, and the second fixed plate is fixedly installed with the output shaft of the third cylinder.
Further, the third cylinder is fixedly mounted to the top of the bottom plate, and the first clamp and the second clamp are disposed corresponding to each other.
Further, the bottom of second fixed plate fixedly connected with slider, slider sliding connection is to the inboard of bottom plate.
Compared with the prior art, the utility model provides a circuit board welding strength tester, which has the following beneficial effects:
this circuit board welding strength tester, between putting into first anchor clamps and second anchor clamps through the circuit board that will wait to detect, start the third cylinder and drive the second fixed plate and remove, and drive the slider and remove along the spout in, make first anchor clamps and second anchor clamps be close to, until with circuit board centre gripping, rotate the jackscrew afterwards and compress tightly fixedly to the circuit board, in the testing process, drive the second anchor clamps through starting the second motor and rotate, through the activity nature of bearing, make first anchor clamps and circuit board can follow and rotate, realized overturning the circuit board, thereby the convenience observe the positive and negative both sides of circuit board, the use has been facilitated, the practicality is improved.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 3 is a front view of the structure of the present utility model.
In the figure: 1 bottom plate, 2 frame, 3 first motors, 4 mounting plates, 5 first cylinders, 6 second cylinders, 7 tension sensors, 8 pressure sensors, 9 first fixed plates, 10 second fixed plates, 11 third cylinders, 12 bearings, 13 first clamps, 14 second motors, 15 second clamps, 16 jackscrews and 17 sliding blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a circuit board welding strength tester in the present embodiment includes a base plate 1 and a frame 2, wherein a first motor 3 is disposed on the inner side of the frame 2, wherein the frame 2 is fixedly connected to the top of the base plate 1, and the first motor 3 is fixedly mounted on the inner top wall of the frame 2.
In this embodiment, a mounting plate 4 is fixedly mounted on an output shaft of the first motor 3, and a first cylinder 5 and a second cylinder 6 are respectively disposed on the lower side of the mounting plate 4.
It should be noted that, the first air cylinder 5 and the second air cylinder 6 are both fixedly installed at the bottom of the mounting plate 4, and the first air cylinder 5 and the second air cylinder 6 are both far away from the center of the mounting plate 4, and a tension sensor 7 is fixedly installed on the output shaft of the first air cylinder 5 for detecting the tension welding strength of the circuit board, and a pressure sensor 8 is fixedly installed on the output shaft of the second air cylinder 6 for detecting the push welding strength of the circuit board.
In this embodiment, the upper side of the base plate 1 is provided with a fixing mechanism including a first fixing plate 9 and a second fixing plate 10, wherein the first fixing plate 9 is fixedly connected to the top of the base plate 1, one side of the second fixing plate 10 away from the first fixing plate 9 is provided with a third cylinder 11, the third cylinder 11 is fixedly mounted to the top of the base plate 1, and the second fixing plate 10 is fixedly mounted with the output shaft of the third cylinder 11.
Wherein, one side fixed mounting that second fixed plate 10 is close to first fixed plate 9 has bearing 12, the outside rotation of bearing 12 is connected with first anchor clamps 13, one side fixed mounting that first fixed plate 9 is close to second fixed plate 10 has second motor 14, fixed mounting has second anchor clamps 15 on the output shaft of second motor 14, first anchor clamps 13 and second anchor clamps 15 correspond the setting each other, simultaneously, the inboard equal threaded connection of second anchor clamps 15 and first anchor clamps 13 has jackscrew 16, the rotation through jackscrew 16 is adjusted and is convenient for compress tightly the circuit board, the fixation has been made things convenient for.
It should be noted that, the bottom of the second fixing plate 10 is fixedly connected with a sliding block 17, the sliding block 17 is slidably connected to the inner side of the bottom plate 1, and a sliding groove adapted to the sliding block 17 is provided on the inner side of the bottom plate 1.
When the circuit board to be detected is placed between the first clamp 13 and the second clamp 15, the third cylinder 11 is started to drive the second fixed plate 10 to move and the sliding block 17 is driven to move along the sliding groove, so that the first clamp 13 and the second clamp 15 are close to each other until the circuit board is clamped, the jackscrew 16 is rotated to tightly press and fix the circuit board, then the tension sensor 7 and the pressure sensor 8 can be controlled to move up and down under the driving of the first cylinder 5 and the second cylinder 6, the first motor 3 is started to drive the mounting plate 4 to rotate, the positions of the tension sensor 7 and the pressure sensor 8 can be changed, the tensile welding strength and the pushed welding strength of the circuit board can be detected, in the detection process, if the back of the circuit board is required to be observed, the second clamp 15 is driven to rotate through the starting of the second motor 14, and the first clamp 13 and the circuit board can rotate in a follow mode through the activity property of the bearing 12, and the circuit board can be overturned.
The beneficial effects of the embodiment are as follows:
this circuit board welding strength tester, through placing the circuit board that waits to detect between first anchor clamps 13 and the second anchor clamps 15, start third cylinder 11 drive second fixed plate 10 and remove, and drive slider 17 along the spout in remove, make first anchor clamps 13 and second anchor clamps 15 be close to, until the centre gripping with the circuit board, rotate jackscrew 16 afterwards and compress tightly fixedly to the circuit board, in the testing process, drive second anchor clamps 15 through starting second motor 14 and rotate, activity nature through bearing 12 makes first anchor clamps 13 and circuit board can follow the rotation, realized overturning the circuit board, thereby the convenience observe the positive and negative both sides of circuit board, convenient to use, the practicality has been improved.
The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a circuit board welding strength tester, includes bottom plate (1) and frame (2), its characterized in that: the inner side of the frame (2) is provided with a first motor (3), an output shaft of the first motor (3) is fixedly provided with a mounting plate (4), the lower side of the mounting plate (4) is respectively provided with a first air cylinder (5) and a second air cylinder (6), and the upper side of the bottom plate (1) is provided with a fixing mechanism;
the fixing mechanism comprises a first fixing plate (9) and a second fixing plate (10), a third air cylinder (11) is arranged on one side, far away from the first fixing plate (9), of the second fixing plate (10), a bearing (12) is fixedly arranged on one side, close to the first fixing plate (9), of the second fixing plate (10), a first clamp (13) is rotationally connected to the outer side of the bearing (12), a second motor (14) is fixedly arranged on one side, close to the second fixing plate (10), of the first fixing plate (9), a second clamp (15) is fixedly arranged on an output shaft of the second motor (14), and jackscrews (16) are connected to the inner sides of the second clamp (15) and the first clamp (13) in a threaded mode.
2. The circuit board solder strength tester of claim 1, wherein: the frame (2) is fixedly connected to the top of the base plate (1), and the first motor (3) is fixedly mounted on the inner top wall of the frame (2).
3. The circuit board solder strength tester of claim 1, wherein: the first air cylinder (5) and the second air cylinder (6) are fixedly mounted to the bottom of the mounting plate (4), and the first air cylinder (5) and the second air cylinder (6) are far away from the center of the mounting plate (4).
4. The circuit board solder strength tester of claim 1, wherein: the output shaft of the first air cylinder (5) is fixedly provided with a tension sensor (7), and the output shaft of the second air cylinder (6) is fixedly provided with a pressure sensor (8).
5. The circuit board solder strength tester of claim 1, wherein: the first fixing plate (9) is fixedly connected to the top of the bottom plate (1), and the second fixing plate (10) is fixedly installed with the output shaft of the third air cylinder (11).
6. The circuit board solder strength tester of claim 1, wherein: the third air cylinder (11) is fixedly arranged on the top of the bottom plate (1), and the first clamp (13) and the second clamp (15) are arranged corresponding to each other.
7. The circuit board solder strength tester of claim 1, wherein: the bottom of the second fixing plate (10) is fixedly connected with a sliding block (17), and the sliding block (17) is connected to the inner side of the bottom plate (1) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320976993.0U CN219915174U (en) | 2023-04-26 | 2023-04-26 | Circuit board welding strength tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320976993.0U CN219915174U (en) | 2023-04-26 | 2023-04-26 | Circuit board welding strength tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915174U true CN219915174U (en) | 2023-10-27 |
Family
ID=88466281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320976993.0U Active CN219915174U (en) | 2023-04-26 | 2023-04-26 | Circuit board welding strength tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915174U (en) |
-
2023
- 2023-04-26 CN CN202320976993.0U patent/CN219915174U/en active Active
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