CN213813865U - Circuit board assembly testing device - Google Patents
Circuit board assembly testing device Download PDFInfo
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- CN213813865U CN213813865U CN202022798873.5U CN202022798873U CN213813865U CN 213813865 U CN213813865 U CN 213813865U CN 202022798873 U CN202022798873 U CN 202022798873U CN 213813865 U CN213813865 U CN 213813865U
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Abstract
The utility model provides a circuit board assembly testing device, which comprises a box body, a mounting plate, an upper die assembly, a lower die assembly, a driving device, a balance pressing assembly, a testing device and a man-machine interface plate; the upper die assembly and/or the lower die assembly are/is provided with a test probe; an installation part for installing the lower die assembly is arranged above the box body; the lower die assembly is detachably arranged on the mounting part and is positioned through a first positioning needle; the mounting plate is vertically fixed above the box body and is positioned at the rear side of the mounting part; the balance pressing component is arranged on the front side of the mounting plate in a vertically sliding manner through a sliding rail pair; the upper die assembly is detachably mounted on the balance pressing assembly and is positioned above the lower die assembly; the testing device is electrically connected with the upper die assembly and the lower die assembly; the human-computer interface board is electrically connected with the testing device; the human-computer interface board is provided with a communication interface; embodies the utility model discloses make things convenient for the product to carry out secondary development, raise the efficiency, the measuring accuracy is high.
Description
Technical Field
The utility model relates to a circuit board test equipment technical field, in particular to circuit board components testing arrangement.
Background
At present, any electronic product can not be separated from a circuit board assembly, in order to ensure the functional stability of the product, the yield and the quality consistency of the produced product, the detection is carried out after the circuit board is not welded, however, because the functions of the product are different, such as an air conditioner control board, a television control board, a power supply circuit board and the like, the circuit board design and the functions are different, different clamps are required to press the board, a series of control mechanisms and corresponding control circuits are further required, the development period is longer, meanwhile, the precision design is difficult to control, one product is added, if the quantity of the product is large and multiple types, the whole clamp can not be reused, corresponding resources are wasted, the secondary development of the product is not facilitated, and a method is urgently needed to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a circuit board assembly testing arrangement mentions the problem in order to solve the background art.
In order to achieve the above object, the present invention provides the following technical solutions:
a circuit board assembly testing device comprises a box body, a mounting plate, an upper die assembly, a lower die assembly, a driving device, a balance pressing assembly, a testing device and a man-machine interface plate; the upper die assembly and/or the lower die assembly are/is provided with a test probe; an installation part for installing the lower die assembly is arranged above the box body; the lower die assembly is detachably arranged on the mounting part and is positioned through a first positioning needle; the mounting plate is vertically fixed above the box body and is positioned at the rear side of the mounting part; the balance pressing component is arranged on the front side of the mounting plate in a vertically sliding manner through a sliding rail pair; the upper die assembly is detachably mounted on the balance pressing assembly and is positioned above the lower die assembly; the testing device is electrically connected with the upper die assembly and the lower die assembly; the human-computer interface board is electrically connected with the testing device; and a communication interface is arranged on the human-computer interface board.
For further description of the present invention, the driving device includes a motor and a lead screw; the motor is fixed in the box body; the screw rod is installed at the power output end of the motor and is in threaded connection with the balance pressing assembly.
The utility model is further described, which also comprises a power module, a motor driving controller and an MCU control mainboard; the power supply module is electrically connected with the MCU control mainboard and the motor drive controller respectively; and the MCU control main board is connected with the human-computer interface board and the motor drive controller.
For further description of the present invention, the balance pressing assembly includes a left side plate, a right side plate and a connecting plate; the left side plate is connected with the left side of the right side plate through a connecting plate; the bottom surfaces of the left side plate, the right side plate and the connecting plate are located on the same horizontal plane, and the bottoms of the left side plate, the right side plate and the connecting plate are provided with screw holes for being connected with the upper die assembly.
For further description of the present invention, the lower mold assembly includes a lower probe plate, a first guide pillar and a support plate; the lower probe plate is positioned with the mounting part through a first positioning pin and is locked and fixed on the mounting part through a screw; the supporting plate is arranged above the probe board through a first guide pillar and is fixedly connected with the upper end of the first positioning pillar; the supporting plate is provided with a mounting groove for mounting the PCB assembly; the upper die assembly comprises an upper probe plate, a pressing plate, a second positioning pin and a second guide pillar; the upper probe board is fixed below the balance pressing component; the pressing plate is connected to the lower part of the upper probe plate through a second guide pillar; the second positioning pin is connected between the upper probe board and the pressing board and is locked and fixed with the pressing board through screws.
The utility model has the advantages that:
because install the test probe on last membrane module and lower membrane module, to the test of different PCB board subassemblies, only need to change last membrane module and lower membrane module, other structure all can be multiplexed, thereby need not to waste too much time in the aspect of research and development anchor clamps and control circuit, a tractor serves several purposes, can resources are saved, also can promote in the measuring accuracy, the last communication interface that has set up of man-machine interface panel, the data display to man-machine interface of this interface mainly used test function, can be very convenient with the quantification value of testing upload to the display screen on, an inside series of parameter contrast, the interface that shows the non-defective products has all been integrated well, the time of software writing has significantly reduced to the secondary development.
Drawings
FIG. 1 is an overall structure of the present invention;
FIG. 2 is a structural diagram of the upper and lower die assemblies of the present invention;
fig. 3 is a control block diagram of the present invention.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 1-3, a circuit board assembly testing device comprises a box body 1, a mounting plate 2, an upper die assembly 3, a lower die assembly 4, a driving device 5, a balance pressing assembly 6, a testing device 8 and a man-machine interface plate 7; the upper die assembly 3 and/or the lower die assembly 4 are/is provided with a test probe; an installation part for installing the lower die assembly 4 is arranged above the box body 1; the lower die assembly 4 is detachably arranged on the mounting part and is positioned by a first positioning needle 43; the mounting plate 2 is vertically fixed above the box body 1 and is positioned at the rear side of the mounting part; the balance pressing component 6 is arranged on the front side of the mounting plate 2 in a vertically sliding manner through a sliding rail pair; the upper die assembly 3 is detachably arranged on the balance pressing assembly 6 and is positioned above the lower die assembly 4; the testing device 8 is electrically connected with the upper die assembly 3 and the lower die assembly 4; the human-computer interface board 7 is electrically connected with the testing device 8; the man-machine interface board 7 is provided with a communication interface 71; for the test of different PCB board assemblies, change corresponding upper die assembly 3 and lower die assembly 4, when using, the PCB board assembly is installed on lower die assembly 4, drive upper die assembly 3 to push down through drive arrangement 5, utilize the test probe on upper die assembly 3 and lower die assembly 4 and the test point contact of PCB board assembly to form the route, detect through testing arrangement 8, and show signal transmission to man-machine interface board 7, carry out the comparison of numerical value again on man-machine interface board 7, the communication interface 71 that reserves is mainly used for the data display of test function to man-machine interface, can be very convenient with the quantization value of testing upload to the display screen, the contrast of an internal series of parameters, the interface that shows the non-defective products has all been integrated well, the time of software programming has been greatly reduced to the secondary development, the interface contains USB, serial ports etc. of commonality.
The driving device 5 comprises a motor 52 and a screw rod 51; the motor 52 is fixed in the box body 1; the screw rod 51 is arranged at the power output end of the motor 52 and is in threaded connection with the balance pressing assembly 6; the device also comprises a power module 9, a motor drive controller 11 and an MCU control mainboard 10; the power supply module 9 is electrically connected with the MCU control mainboard 10 and the motor drive controller 11 respectively; the MCU control main board 10 is electrically connected with the human-computer interface board 7 and the motor drive controller 11; the invention combines the electronic press control part, can lead the personnel developing the product test to do the product function research with mind, does not need to do circuit design to the clamp part, and concretely realizes that the alternating current carries out voltage processing through the power module 9 and is supplied to the motor 52 drive controller, meanwhile, the motor 52 drive controller is connected to the motor 52, the MCU controls the PWM control signal of the mainboard to control the rotation of the motor 52, and simultaneously, the effect of pressing the mechanism up and down is achieved; the man-machine interface board 7 can be connected with the MCU control mainboard through showing a series of parameters of adjustment, through seeking the interface, directly can control down the speed, height, slowly fall isoparametric, and the motor 52 lead screw 51 of adoption effectively gets rid of the unstability of traditional cylinder atmospheric pressure, can electronic regulation down the reliability of pressing speed, stroke, buffering and connection.
The balance pressing assembly 6 comprises a left side plate 61, a right side plate 62 and a connecting plate 63; the left side plate 61 is connected to the left side of the right side plate 62 through a connecting plate 63; the bottom surfaces of the left side plate 61, the right side plate 62 and the connecting plate 63 are positioned on the same horizontal plane, and the bottoms of the left side plate, the right side plate and the connecting plate are provided with screw holes for connecting with the upper die assembly 3; this balanced push down subassembly 6's effect guarantees every face push down balancedly when pushing down, avoids pushing down the unbalanced result in influencing the measuring accuracy.
The lower die assembly 4 comprises a lower probe plate 41, a first guide post 44 and a supporting plate 42; the lower probe plate 41 is positioned with the mounting part through a first positioning pin 43 and is locked and fixed on the mounting part through screws; the supporting plate 42 is installed above the probe card through a first guide post 44 and is fixedly connected with the upper end of the first positioning post; the supporting plate 42 is provided with a mounting groove 421 for mounting a PCB assembly; the upper die assembly 3 comprises an upper probe card 31, a pressure plate 32, a second positioning pin 33 and a second guide post 34; the upper probe board 31 is fixed below the balance pressing component 6; the pressure plate 32 is connected to the lower part of the upper probe plate 31 through a second guide post 34; the second positioning pin 33 is connected between the upper probe board 31 and the pressing board 32 and is locked and fixed with the pressing board 32 through a screw; go up mould subassembly 3 and the easy installation of lower mould subassembly 4 and dismantle, pinpoint through pilot pin and reference column, the installation accuracy is high, improves the measuring accuracy.
The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (5)
1. A circuit board assembly testing device is characterized in that: the testing device comprises a box body, a mounting plate, an upper die assembly, a lower die assembly, a driving device, a balance pressing assembly, a testing device and a man-machine interface plate; the upper die assembly and/or the lower die assembly are/is provided with a test probe; an installation part for installing the lower die assembly is arranged above the box body; the lower die assembly is detachably arranged on the mounting part and is positioned through a first positioning needle; the mounting plate is vertically fixed above the box body and is positioned at the rear side of the mounting part; the balance pressing component is arranged on the front side of the mounting plate in a vertically sliding manner through a sliding rail pair; the upper die assembly is detachably mounted on the balance pressing assembly and is positioned above the lower die assembly; the testing device is electrically connected with the upper die assembly and the lower die assembly; the human-computer interface board is electrically connected with the testing device; and a communication interface is arranged on the human-computer interface board.
2. A circuit board assembly testing device according to claim 1, wherein: the driving device comprises a motor and a screw rod; the motor is fixed in the box body; the screw rod is installed at the power output end of the motor and is in threaded connection with the balance pressing assembly.
3. A circuit board assembly testing device according to claim 2, characterized in that: the motor driving controller is connected with the MCU control main board; the power supply module is electrically connected with the MCU control mainboard and the motor drive controller respectively; and the MCU control main board is connected with the human-computer interface board and the motor drive controller.
4. A circuit board assembly testing device according to claim 1, wherein: the balance pressing assembly comprises a left side plate, a right side plate and a connecting plate; the left side plate is connected with the left side of the right side plate through a connecting plate; the bottom surfaces of the left side plate, the right side plate and the connecting plate are located on the same horizontal plane, and the bottoms of the left side plate, the right side plate and the connecting plate are provided with screw holes for being connected with the upper die assembly.
5. A circuit board assembly testing device according to claim 1, wherein: the lower die assembly comprises a lower probe plate, a first guide pillar and a supporting plate; the lower probe plate is positioned with the mounting part through a first positioning pin and is locked and fixed on the mounting part through a screw; the supporting plate is arranged above the probe board through a first guide pillar and is fixedly connected with the upper end of the first positioning pillar; the supporting plate is provided with a mounting groove for mounting the PCB assembly; the upper die assembly comprises an upper probe plate, a pressing plate, a second positioning pin and a second guide pillar; the upper probe board is fixed below the balance pressing component; the pressing plate is connected to the lower part of the upper probe plate through a second guide pillar; the second positioning pin is connected between the upper probe board and the pressing board and is locked and fixed with the pressing board through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022798873.5U CN213813865U (en) | 2020-11-27 | 2020-11-27 | Circuit board assembly testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022798873.5U CN213813865U (en) | 2020-11-27 | 2020-11-27 | Circuit board assembly testing device |
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| CN213813865U true CN213813865U (en) | 2021-07-27 |
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| CN202022798873.5U Active CN213813865U (en) | 2020-11-27 | 2020-11-27 | Circuit board assembly testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462235A (en) * | 2020-11-27 | 2021-03-09 | 东莞市韬科电子有限公司 | Circuit board assembly testing device |
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- 2020-11-27 CN CN202022798873.5U patent/CN213813865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462235A (en) * | 2020-11-27 | 2021-03-09 | 东莞市韬科电子有限公司 | Circuit board assembly testing device |
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