CN220340339U

CN220340339U - Triaxial PCBA automatic testing device

Info

Publication number: CN220340339U
Application number: CN202320466436.4U
Authority: CN
Inventors: 陈军宁
Original assignee: Shenzhen Calf Measurement And Control Technology Co ltd
Current assignee: Shenzhen Calf Measurement And Control Technology Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2024-01-12
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a triaxial PCBA automatic testing device which comprises a base assembly, wherein a circuit board is arranged in the base assembly; a support assembly disposed on the base assembly; the Y-axis moving assembly penetrates through the base assembly; an X-axis moving assembly disposed on the support assembly; the Z-axis moving assembly is movably arranged on the X-axis moving assembly; the upper die test fixture is movably arranged on the Z-axis moving assembly; the middle die and the lower die test fixture are respectively and movably arranged on the Y-axis moving assembly; the display component is arranged on the supporting component in a penetrating way; and the key assembly is arranged on the base assembly in a penetrating way. According to the utility model, through the mutual matching of the three moving assemblies with different dimensions, the automatic test of a plurality of single PCBA boards or spliced PCBA boards on the jig is realized, and the efficiency of the performance test of the PCBA boards is effectively improved.

Description

Triaxial PCBA automatic testing device

Technical Field

The utility model relates to the technical field of test equipment, in particular to an automatic test device for a triaxial PCBA.

Background

The PCBA board needs to complete the processes of PCB manufacture, SMT paster, analyzer board separation, program downloading and the like during mass production, and the manufacturing process is complex. Because there are some uncontrollable factors in the production process, some defective products can appear, and in order to ensure the delivery quality and improve the product quality guarantee, the performance of the PCBA board needs to be detected. At present, the PCBA performance detection mainly adopts a manual detection mode, and detection omission is caused by complex detection procedures, eye fatigue of detection personnel and other reasons, so that a plurality of bad products flow into the market; some automatic detection equipment is adopted for automatic test, but only a single PCBA board can be tested, and batch test cannot be performed, so that the test efficiency is lower; so provide a triaxial PCBA automatic testing device for solve PCBA board performance test efficiency lower problem among the prior art.

Disclosure of Invention

The utility model aims to provide a triaxial PCBA automatic testing device so as to solve the problem of low performance testing efficiency of a PCBA board in the prior art.

The triaxial PCBA automatic testing device can be realized by the following technical scheme:

the utility model relates to a triaxial PCBA automatic testing device which comprises a base assembly, wherein a circuit board is arranged in the base assembly; a support assembly disposed on the base assembly; the Y-axis moving assembly penetrates through the base assembly; an X-axis moving assembly disposed on the support assembly; the Z-axis moving assembly is movably arranged on the X-axis moving assembly; the upper die test fixture is movably arranged on the Z-axis moving assembly and can move freely in the X-axis and Z-axis directions; the middle die testing jig and the lower die testing jig are respectively and movably arranged on the Y-axis moving assembly, the middle die testing jig and the lower die testing jig can move freely in the Y-axis direction synchronously, and the lower die testing jig can be electrically connected with the upper die testing jig; the display component is arranged on the supporting component in a penetrating way; and the key assembly is arranged on the base assembly in a penetrating way.

In one embodiment, the Y-axis moving assembly comprises a fixed cavity, a power device, a transmission mechanism and a sliding seat; the fixed cavity is fixedly arranged in the base assembly; the power device is arranged on the fixed cavity; the transmission mechanism is respectively connected with the power device and the sliding seat; the sliding seat is movably arranged on the fixed cavity in a penetrating manner and is connected with the middle die jig and the lower die test jig respectively.

In one embodiment, the power device is a stepper motor.

In one embodiment, the transmission mechanism comprises a driving wheel, a transmission belt and a driven wheel, wherein the driving wheel is arranged on a rotating shaft of the power device; the driven wheel is movably arranged in the fixed cavity; and two ends of the driving belt are respectively connected with the driving wheel, the driven wheel and the sliding seat.

In one embodiment, the upper die test fixture is detachably connected to the Z-axis moving assembly.

In one embodiment, the upper die test fixture comprises a plurality of upper die test probes and a marking ink needle assembly, and the upper die test probes are respectively and electrically connected with the circuit board.

In one embodiment, the middle die jig and the lower die test jig are detachably connected to the Y-axis moving assembly.

In one embodiment, the display assembly is a touch screen.

In one embodiment, the key assembly includes a switch key, an emergency stop key, and a start key.

In one embodiment, the key assembly includes two switch keys, and the two switch keys are respectively arranged on the base assembly in a penetrating manner and are respectively electrically connected with the circuit board.

Compared with the prior art, the triaxial PCBA automatic testing device has the beneficial effects that:

according to the three-axis PCBA automatic testing device, the upper die testing jig is driven to freely move in the X-axis direction and the Z-axis direction through the X-axis moving assembly and the Z-axis moving assembly respectively; the Y-axis moving assembly drives the lower die testing jig to freely move in the Y-axis direction, so that the XYZ-axis movement is realized, and the single automatic test on a plurality of single PCBA boards or split PCBA boards on the jig is completed through the matching of the upper die testing jig and the lower die testing jig, so that the problem of lower performance testing efficiency of the PCBA boards in the prior art is effectively solved;

according to the triaxial PCBA automatic testing device, the marking ink needle assembly is arranged on the upper die testing jig, and operators can rapidly distinguish the PCBA with poor testing performance through the ink mark marking operation of the marking ink needle assembly, so that the testing efficiency can be improved to a certain extent.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of an automatic three-axis PCBA testing device in accordance with the present utility model;

FIG. 2 is a schematic perspective view of another view of the automated three-axis PCBA testing apparatus of the present utility model shown in FIG. 1;

FIG. 3 is a schematic view of an exploded view of the automated three axis PCBA testing apparatus of the present utility model shown in FIG. 1, including an X-axis moving assembly;

FIG. 4 is a schematic perspective view of the X-axis moving assembly of FIG. 3;

fig. 5 is a schematic view of an exploded view of the X-axis moving assembly of fig. 4.

The figures indicate: a base assembly; 12, a support assembly; 121, supporting a rod; 122, a support plate; 13, Y-axis moving assembly; 131, a fixed cavity; 132, a power plant; 133, a transmission mechanism; 1331, driving wheels; 1332, a drive belt; 1333, driven wheel; 134, a slide; 14, an X-axis moving assembly; 15, a Z-axis moving assembly; 16, upper die test fixture; 17, a middle die jig; 18, lower die test fixture; 19, a display assembly; 20 key assembly.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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, an automatic testing device for a three-axis PCBA according to the present utility model may include a base assembly 11, a supporting assembly 12, a Y-axis moving assembly 13, an X-axis moving assembly 14, a Z-axis moving assembly 15, an upper mold testing jig 16, a middle mold jig 17, a lower mold testing jig 18, a display assembly 19 and a key assembly 20; the base component 11 is a hollow cavity, and a circuit board (not shown) is fixedly arranged in the hollow cavity, and the circuit board (not shown) is electrically connected with the upper die test fixture 16, the lower die test fixture 18, the display component 19 and the key component 20 respectively; the support assembly 12 is arranged on the base assembly 11; the Y-axis moving assembly 13 is arranged on the base assembly 11 in a penetrating manner; the X-axis moving assembly 14 is arranged on the supporting assembly 12; the Z-axis moving assembly 15 is movably arranged on the X-axis moving assembly 14, and can move freely in the X-axis direction under the drive of the X-axis moving assembly 14; the upper die testing jig 16 is movably arranged on the Z-axis moving assembly 15, and can move freely in the Z-axis direction under the drive of the Z-axis moving assembly 15, and when the upper die testing jig 16 moves downwards, the upper die testing jig 16 can be electrically connected with the lower die testing jig 18, so that the performance test of a tested product is realized; the middle die jig 17 and the lower die testing jig 18 are movably arranged on the Y-axis moving assembly 13, and can move freely in the Y-axis direction under the drive of the Y-axis moving assembly 13; the display component 19 is arranged on the support component 12 in a penetrating way and displays the test data in real time; the key assembly 20 is disposed on the base assembly 11 in a penetrating manner, and controls the power switch, the emergency stop operation and the start operation respectively.

Referring to fig. 1-3, in the present embodiment, the base assembly 11 is a hollow cavity; the side edges of the circuit board (not shown) are provided with a plurality of heat dissipation holes, so that heat generated by the circuit board (not shown) can be conveniently dissipated from the base assembly 11 through the action of the plurality of heat dissipation holes, and in some embodiments, in order to achieve a better heat dissipation effect, the side edges of the circuit board can be further provided with a heat dissipation fan, so that the heat generated by the circuit board can be dissipated from the base assembly 11 more quickly and rapidly through the action of the heat dissipation fan. In this embodiment, a plurality of foot pads are disposed below the lower base assembly 11, and a plurality of foot pads are disposed on four feet of the lower cover plate respectively. In this embodiment, the circuit board (not shown) is electrically connected to the upper die test fixture 16, the lower die test fixture 18, the display assembly 19, and the key assembly 20, respectively, and the control technology adopted is a prior art, so specific control processes and models thereof are not described herein. In this embodiment, the circuit board is directly electrically connected to an external power supply, and provides electric energy for the testing device; the circuit board is respectively and electrically connected with the upper die test jig 16 and the lower die test jig 18 through wires, the wires comprise power wires and signal wires, the power wires respectively provide electric energy for the upper die test jig 16 and the lower die test jig 18, and the signal wires enable the upper die test jig 16 and the lower die test jig 18 to respectively transmit signals with the circuit board.

Referring to fig. 4 and 5, in the present embodiment, the Y-axis moving assembly 13 includes a fixed cavity 131, a power device 132, a transmission mechanism 133 and a sliding base 134; the fixing cavity 131 is fixedly arranged in the base assembly 11; the power device 132 is arranged on the fixed cavity 131; the transmission mechanism 133 is respectively connected with the power device 132 and the sliding seat 134, and the power device 132 drives the sliding seat 134 to move under the transmission action of the transmission mechanism 133; the sliding seat 134 is movably disposed on the fixed cavity 131 and connected to the middle mold jig 17 and the lower mold testing jig 18, and drives the middle mold jig 17 and the lower mold testing jig 18 to freely move in the Y-axis direction on the fixed cavity 131. In this embodiment, the structure of the X-axis moving assembly 14 and the Z-axis moving assembly 15 is similar to that of the Y-axis moving assembly 13, so that specific structures of both are not described here.

Referring to fig. 5, in the present embodiment, the power device 132 is a stepper motor, through which accurate positioning operation can be performed; the transmission mechanism 132 comprises a driving wheel 1321, a transmission belt 1322 and a driven wheel 1323, wherein the driving wheel 1321 is arranged on a rotating shaft of the power device 132 and rotates along with the rotation of the power device 132; the driven wheel 1323 is movably arranged in the fixed cavity 131; the two ends of the driving belt 1322 are respectively connected to the driving wheel 1321 and the driven wheel 1323 and connected to the sliding seat 134, so as to drive the sliding seat 134 to freely move in the Y-axis direction on the fixed cavity 131.

Referring to fig. 1-3, in the present embodiment, the upper die testing jig 16 is detachably connected to the Z-axis moving assembly 15, and can move freely in the Z-axis direction under the driving of the Z-axis moving assembly 15, and the upper die testing jig 16 can also move freely in the X-axis direction along with the Z-axis moving assembly 15 because the Z-axis moving assembly 15 and the X-axis moving assembly 14 can move freely in the X-axis direction. In this embodiment, the upper die test fixture 16 includes a plurality of upper die test probes and a marking ink needle assembly, the plurality of upper die test probes are respectively electrically connected with the circuit board (not shown), when the plurality of upper die test probes cooperate with the lower die test fixture 18 to measure the defective PCBA board, the marking ink needle assembly performs the ink-dispensing operation on the corresponding defective PCBA board, and the marking ink needle assembly adopts the prior art, so that the specific structure and working process thereof will not be repeated here. In this embodiment, the middle die jig 17 and the lower die test jig 18 are detachably connected to the Y-axis moving assembly 13, and the middle die jig 17 and the lower die test jig 18 are driven by the Y-axis moving assembly 13 to move freely in the Y-axis direction, and are provided with a plurality of limiting members, the corresponding PCBA test boards are respectively limited by the plurality of limiting members, the lower die test jig 18 includes a lower die plate (not shown) and a plurality of lower die test probes (not shown), the lower die plate (not shown) is disposed on the Y-axis moving assembly 13, and a plurality of lower die test probes (not shown) are respectively disposed on the lower die plate (not shown) and are respectively electrically connected with the circuit board (not shown), and cooperate with a plurality of upper die test probes to complete functional test of the PCBA test boards.

Referring to fig. 1 to 3, in this embodiment, the display module 19 is a touch display screen, and the function setting can be performed by touching the display module 19. In this embodiment, the key assembly 20 includes a switch key, an emergency stop key and a start key, and the switch key controls the power supply to be connected or disconnected; the testing device is controlled to stop emergently under special conditions through the scram key; and the motion of the Y-axis moving assembly 13, the X-axis moving assembly 14 and the Z-axis moving assembly 15 is controlled through the starting key, so that a triaxial test function is realized. In some embodiments, in order to prevent misoperation, the key assembly 20 includes two switch keys, the two switch keys are respectively penetrating through the base assembly and are respectively electrically connected with the circuit board, and two hands of a user are required to press the two switch keys at the same time, so that the testing device begins to work.

It should be noted that, the three-axis PCBA automatic testing device of the present utility model can test a plurality of single PCBA boards or split PCBA boards, only by placing a plurality of single PCBA boards or split PCBA boards on the middle mold jig 17, the X-axis moving component 14 and the Z-axis moving component 15 respectively drive the upper mold testing jig 16 to move freely in the X-axis and Z-axis directions by pressing the switch key; the Y-axis moving assembly 13 drives the middle die jig 17 and the lower die testing jig 18 to freely move in the Y-axis direction, so that XYZ-axis movement is realized, and through the cooperation of the upper die testing jig 16 and the lower die testing jig 18, the function test of all PCBA boards on the middle die jig 17 is completed, and meanwhile, a test structure is displayed on the display assembly 19.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The triaxial PCBA automatic testing device is characterized by comprising a base assembly, wherein a circuit board is arranged in the base assembly; a support assembly disposed on the base assembly; the Y-axis moving assembly penetrates through the base assembly; an X-axis moving assembly disposed on the support assembly; the Z-axis moving assembly is movably arranged on the X-axis moving assembly; the upper die test fixture is movably arranged on the Z-axis moving assembly and can move freely in the X-axis and Z-axis directions; the middle die testing jig and the lower die testing jig are respectively and movably arranged on the Y-axis moving assembly, the middle die testing jig and the lower die testing jig can move freely in the Y-axis direction synchronously, and the lower die testing jig can be electrically connected with the upper die testing jig; the display component is arranged on the supporting component in a penetrating way; and the key assembly is arranged on the base assembly in a penetrating way.

2. The automated triaxial PCBA testing apparatus according to claim 1, wherein the Y-axis moving assembly includes a stationary chamber, a power means, a transmission mechanism and a slider; the fixed cavity is fixedly arranged in the base assembly; the power device is arranged on the fixed cavity; the transmission mechanism is respectively connected with the power device and the sliding seat; the sliding seat is movably arranged on the fixed cavity in a penetrating manner and is connected with the middle die jig and the lower die test jig respectively.

3. The automated triaxial PCBA testing apparatus according to claim 2, wherein the power means is a stepper motor.

4. The automatic triaxial PCBA testing device according to claim 2, wherein the transmission mechanism includes a driving wheel, a transmission belt and a driven wheel, the driving wheel being disposed on a rotation shaft of the power device; the driven wheel is movably arranged in the fixed cavity; and two ends of the driving belt are respectively connected with the driving wheel, the driven wheel and the sliding seat.

5. The automated triaxial PCBA testing apparatus according to claim 1, wherein the upper die testing jig is detachably connected to the Z-axis moving assembly.

6. The automated triaxial PCBA testing apparatus according to claim 5, wherein the upper die testing jig includes a plurality of upper die testing probes and a marking ink needle assembly, the plurality of upper die testing probes being electrically connected to the circuit board, respectively.

7. The automated triaxial PCBA testing apparatus according to claim 5, wherein the middle die jig and the lower die testing jig are detachably connected to the Y-axis moving assembly, respectively.

8. An automated triaxial PCBA testing apparatus according to any of claims 1 to 7, wherein the display assembly is a touch screen.

9. An automated triaxial PCBA testing apparatus according to any of claims 1 to 7, wherein the key assembly includes a switch key, an scram key and a start key.

10. The automated triaxial PCBA testing device according to claim 9, wherein the key assembly includes two switch keys, the two switch keys being disposed through the base assembly and electrically connected to the circuit board, respectively.