CN212749151U - PCBA board testing arrangement - Google PatentsPCBA board testing arrangement Download PDF
- Publication number
- CN212749151U CN212749151U CN202021167731.2U CN202021167731U CN212749151U CN 212749151 U CN212749151 U CN 212749151U CN 202021167731 U CN202021167731 U CN 202021167731U CN 212749151 U CN212749151 U CN 212749151U
- Prior art keywords
- pcba board
- pressing plate
- 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.)
- 238000003825 pressing Methods 0.000 claims abstract description 59
- 239000000969 carrier Substances 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 239000000523 sample Substances 0.000 claims abstract description 12
- 230000000875 corresponding Effects 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000010923 batch production Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
The utility model discloses a PCBA board testing arrangement belongs to PCBA board production technical field. The PCBA board testing device comprises a testing platform provided with a support frame, a carrier plate base, a pressing plate assembly arranged above the carrier plate base, a movable pressing plate and a display screen for displaying a detection result, wherein the carrier plate base is detachably connected to the testing platform, a compressible electric probe group is arranged on the carrier plate base, and the electric probe group is used for detecting a PCBA board in a contact mode; the pressing plate assembly comprises a driving assembly, a guide assembly and a pressing plate top seat, which are arranged on the supporting frame, and the pressing plate top seat is sleeved on the guide assembly and is connected to the output end of the driving assembly; the movable pressing plate is detachably arranged in the pressing plate top seat and used for pressing the PCBA. The utility model discloses a PCBA board testing arrangement has reduced manufacturing cost, has improved detection accuracy and convenient operation nature.
The utility model relates to a PCBA board production technical field especially relates to a PCBA board testing arrangement.
A Printed Circuit Board Assembly (PCBA) is a finished product formed by assembling various electronic components on a PCB by a surface packaging process; whether the performance of the PCBA board meets the design requirements directly influences the actual production and manufacture, and the performance is very important.
The mode that the tradition adopted artifical plug to test PCBA board performance, it is wasted time and energy, and detect the precision and rely on manual operation level at to a great extent, detect the accuracy poor. In the prior art, a PCBA board performance testing instrument can improve the detection efficiency, but the universality of the testing instrument is poor, high equipment cost needs to be consumed when various types of PCBA boards are produced, and the utilization rate of the testing instrument is low once the production is completed for products produced in small batches, so that the PCBA board performance testing instrument is not suitable for wide popularization.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a PCBA board testing arrangement, reduction in production cost improves and detects accuracy and convenient operation nature.
In order to realize the purpose, the utility model adopts the following technical scheme:
a PCBA board testing device, comprising:
the test board is provided with a support frame;
the test board comprises a test board base, a test board base and a test board, wherein the test board base is detachably connected to the test board, a compressible electric probe set is arranged on the test board base, and the electric probe set is used for detecting a PCBA board in a contact mode;
the pressing plate assembly is arranged above the support plate base and comprises a driving assembly, a guide assembly and a pressing plate top seat, wherein the driving assembly, the guide assembly and the pressing plate top seat are arranged on the support frame;
the movable pressing plate is detachably arranged in the pressing plate top seat and is used for pressing the PCBA plate;
the display screen is installed on the support frame and used for displaying the detection result of the PCBA board.
Optionally, the guide assembly comprises a guide shaft and a linear bearing in sliding connection with the guide shaft, the pressing plate top seat is installed on the linear bearing, and two ends of the guide shaft are installed on the test board and the support frame respectively.
Optionally, the pressing plate top seat is connected with the movable pressing plate in a plugging and unplugging manner.
Optionally, the driving assembly comprises an air cylinder, and the pressing plate top seat is fixedly connected to an expansion rod of the air cylinder.
Optionally, the drive assembly further comprises a control valve for controlling the extension and retraction of the cylinder.
Optionally, the PCBA board testing device comprises at least two movable platens and corresponding carrier plate mounts that are interchangeable.
Optionally, the test platform comprises a control switch electrically connected to the driving assembly, and the control switch is configured to open and close the driving assembly.
Optionally, the test bench includes switch, and switch is connected with electric probe group and drive assembly electricity, and switch is used for switching PCBA board testing arrangement.
Optionally, the PCBA board testing apparatus includes at least two sets of platen assemblies and corresponding carrier plate mounts.
Optionally, a handle is further mounted on the test bench.
The utility model has the advantages that:
the utility model provides a pair of PCBA board testing arrangement for detect the PCBA board. Through replacing different movable pressing plates and carrier plate bases, one testing device can detect PCBA boards of different models, flexible production is realized, the use of production equipment is reduced, the use of workshop area is reduced, the production cost is reduced, the testing device can be better suitable for small-batch production, and the market demand is widely met; the guide assembly can enable the pressing plate top seat to move along the preset direction, so that the movable pressing plate is driven to tightly press the PCBA along the preset direction, the PCBA detection is prevented from being influenced due to movement errors, and the accuracy of a detection result is improved; through setting up the display screen that is used for showing PCBA board testing result, make things convenient for operating personnel to discern the testing result, improved convenient operation nature.
FIG. 1 is a schematic structural view of a PCBA board testing device provided in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another view angle of the PCBA board testing device according to the embodiment of the present invention;
FIG. 3 is a side view of a PCBA board testing device according to an embodiment of the present invention;
fig. 4 is an enlarged view of fig. 1 at a.
In the figure:
1-a test bench; 11-a control switch; 12-a power switch; 13-handle; 14-a support frame; 15-emergency stop switch;
2-a platen assembly; 21-pressing plate top seat; 22-a drive assembly; 221-a cylinder; 222-a control valve; 23-a guide assembly; 231-linear bearings; 232-a guide shaft;
31-carrier plate base; 32-an electrical probe set;
5-a display screen;
6, a movable pressing plate; 61-card contact.
In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the prior art, one test instrument can only test one type of PCBA (printed circuit board assembly) 100, and the test instrument has poor universality and high production cost and is not beneficial to small-batch production.
To solve the above problems, the present embodiment provides a PCBA board testing apparatus, as shown in fig. 1-3, comprising a testing table 1, a carrier board base 31, a press plate assembly 2, a movable press plate 6 and a display screen 5. Wherein, be provided with support frame 14 on the testboard 1, support frame 14 includes a plurality of fixed connection's mounting panel for installation display screen and clamp plate subassembly. Carrier plate base 31 is detachably connected to test board 1, and carrier plate base 31 is provided with compressible electrical probe set 32, and electrical probe set 32 is used for contact detection PCBA board 100. The pressing plate component 2 is arranged above the carrier plate base 31 and used for driving the movable pressing plate 6 to be pressed on the PCBA board 100, the pressing plate component 2 comprises a driving component 22, a guide component 23 and a pressing plate top seat 21 which are arranged on the supporting frame 14, and the pressing plate top seat 21 is sleeved on the guide component 23 and connected to the output end of the driving component 22; the movable platen 6 is detachably disposed in the platen top base 21 to enable replacement of different movable platens 6 on the platen top base 21. The display screen 5 is installed on the support frame 14 and is used for displaying the detection result of the PCBA board 100.
During detection, the PCBA board 100 is placed on the carrier plate base 31, the driving component 22 drives the movable pressing plate 6 to be pressed on the PCBA board 100, so that the PCBA board 100 is electrically connected with the electric probe group 32, and detection of the PCBA board 100 is realized; optionally, an embedded circuit board is disposed in the test bench 1 for detecting and analyzing the performance of the PCBA board 100. Optionally, the PCBA board testing device comprises at least two movable pressing plates 6 and corresponding carrier plate bases 31 which can be replaced mutually, the movable pressing plates 6 and the carrier plate bases 31 of corresponding models are replaced according to PCBA boards 100 of different models, one testing device is used for detecting PCBA boards 100 of various models, flexible production is achieved, the use of production equipment is reduced, the use of workshop area is reduced, the production cost is reduced, the PCBA board testing device can be better suitable for small-batch production, and market requirements are widely met; when the driving component 22 drives the movable pressing plate 6 to move, the guide component 23 can enable the pressing plate top seat 21 to move along the preset direction, so that the movable pressing plate 6 is driven to tightly press the PCBA board 100 along the preset direction, the PCBA board 100 detection is prevented from being influenced by the movement error of the movable pressing plate 6, and the accuracy of the detection result is improved; through setting up the display screen 5 that is used for showing PCBA board 100 testing result, make things convenient for operating personnel to discern the testing result, improved convenient operation nature.
Optionally, the pressing plate top seat 21 is connected with the movable pressing plate 6 in a plugging and pulling mode, so that the structure is simple, and the installation and the disassembly are convenient. Specifically, as shown in fig. 4, a containing groove is formed on the pressing plate top seat 21, and the movable pressing plate 6 is inserted into the containing groove; optionally, an opening for inserting and pulling the movable pressing plate 6 is formed in one end of the accommodating groove, and a flange is arranged at the end opposite to the opening and used for positioning the movable pressing plate 6; optionally, the movable platen 6 is provided with a card contact 61 for pressing against the fixed PCBA board 100, and the card contact 61 is connected to the PCBA board 100 by a dot to avoid the electronic components on the PCBA board 100 and prevent the electronic components from being damaged by the pressing.
Optionally, support plate base 31 and test bench 1 are connected through screw thread, threaded hole is opened on test bench 1, through-hole is provided on support plate base 31, support plate base 31 is fixed on test bench 1 through screw, and simple structure is reliable. Optionally, carrier plate bases 31 of different models are provided with the same mounting holes to reduce the number of threaded holes on the test bench 1. Optionally, a positioning edge for positioning carrier plate base 31 is disposed on test bench 1 to ensure that the mounting position of carrier plate base 31 is accurate, thereby ensuring the test accuracy.
In this embodiment, the driving assembly 22 includes a cylinder 221, and the pressing plate top base 21 is fixedly connected to an expansion rod of the cylinder 221. The air cylinder 221 provides power for the movable pressing plate 6 and is used for driving the movable pressing plate 6 to be pressed on the PCBA board 100, and the air cylinder 221 is simple in installation structure and convenient to operate; optionally, the driving assembly 22 further comprises a control valve 222 for controlling the expansion and contraction of the air cylinder 221, and the expansion and contraction movement of the air cylinder 221 is controlled by controlling the opening and closing of the control valve 222. In other embodiments, the driving assembly 22 may also include a motor and a screw nut pair, the pressing plate top seat 21 is installed on the screw nut, and the motor provides power for the movable pressing plate 6 to drive the screw to rotate and drive the screw nut to move linearly. As shown in FIG. 2, the driving assembly 22 is mounted on the back of the supporting frame 14 opposite to the operation table, so that the operator can avoid touching the driving assembly 22, and the operation is safer.
In this embodiment, direction subassembly 23 includes guiding axle 232 and with guiding axle 232 sliding connection's linear bearing 231, and clamp plate footstock 21 is installed on linear bearing 231, and the both ends of guiding axle 232 are installed respectively on testboard 1 and support frame 14, and clamp plate footstock 21 moves along guiding axle 232 direction, and guiding axle 232 and linear bearing 231 direction precision are high, can guarantee that movable clamp plate 6 accurately compresses tightly on PCBA board 100, improve the detection accuracy. In other embodiments, the guiding assembly 23 may be a guide rail slider assembly, the linear guide rail is mounted on the supporting frame 14 and the test stand 1, the pressing plate top seat 21 is connected to the slider, and the pressing plate top seat 21 moves along the guide rail.
Optionally, the test bench 1 comprises a control switch 11 electrically connected to the driving assembly 22 and adapted to open and close the driving assembly 22. Specifically, when the driving assembly 22 is driven pneumatically, the control switch 11 is electrically connected to the control valve 222, so as to control the cylinder 221 to extend and retract; when the drive assembly 22 is motor driven, the control switch 11 is connected to a motor driver for controlling the forward or reverse rotation of the motor.
Optionally, the test bench 1 includes a power switch 12, the power switch 12 is electrically connected to the electric probe set 32 and the driving component 22, and the power switch 12 controls the total power supply of the test device to open and close the total start and stop control operation of the PCBA board test device.
Optionally, PCBA board testing arrangement includes at least two sets of clamp plate components 2 and corresponding carrier plate base 31, can detect two at least PCBA boards 100 simultaneously, improves detection efficiency. Correspondingly, the PCBA board testing device comprises a control switch 11 and an emergency stop switch 15 corresponding to the pressure plate component 2, wherein the control switch 11 is used for opening and closing the driving component 22, and the emergency stop switch 15 is used for emergency closing of the driving component 22, so that the detection components of different PCBA boards 100 can be controlled independently.
Optionally, a handle 13 is further installed on the test platform 1, so that the test platform 1 can be moved conveniently.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
1. A PCBA board testing device, comprising:
the test bed (1), wherein a support frame (14) is arranged on the test bed (1);
the test board testing device comprises a carrier board base (31) which is detachably connected to the test board (1), wherein a compressible electric probe group (32) is arranged on the carrier board base (31), and the electric probe group (32) is used for contacting and detecting a PCBA board (100);
the pressing plate assembly (2) is arranged above the carrier plate base (31), the pressing plate assembly (2) comprises a driving assembly (22), a guide assembly (23) and a pressing plate top seat (21), the driving assembly (22), the guide assembly (23) and the pressing plate top seat (21) are arranged on the supporting frame (14), and the pressing plate top seat (21) is sleeved on the guide assembly (23) and is connected with the output end of the driving assembly (22);
the movable pressing plate (6) is detachably arranged in the pressing plate top seat (21), and the movable pressing plate (6) is used for pressing the PCBA (100);
the display screen (5) is installed on the supporting frame (14), and the display screen (5) is used for displaying the detection result of the PCBA board (100).
2. The PCBA board testing device as recited in claim 1, wherein the guide assembly (23) comprises a guide shaft (232) and a linear bearing (231) slidably connected with the guide shaft (232), the pressure plate top seat (21) is mounted on the linear bearing (231), and two ends of the guide shaft (232) are respectively mounted on the testing table (1) and the supporting frame (14).
3. A PCBA board testing device according to claim 1, wherein the press plate top seat (21) is in plug connection with the movable press plate (6).
4. The PCBA board testing device as recited in claim 1, wherein the drive assembly (22) comprises an air cylinder (221), and the platen top mount (21) is fixedly connected to a telescopic rod of the air cylinder (221).
5. The PCBA board testing device as recited in claim 4, wherein the drive assembly (22) further comprises a control valve (222) for controlling the extension and retraction of the air cylinder (221).
6. A PCBA board testing device according to claim 1, characterized in that the PCBA board (100) testing device comprises at least two of the movable platens (6) and the corresponding carrier plate base (31) that are interchangeable with each other.
7. PCBA board testing device according to any of claims 1-6, characterised in that the test bench (1) comprises a control switch (11) electrically connected to the drive component (22), the control switch (11) being used to open and close the drive component (22).
8. The PCBA board testing device according to any one of claims 1-6, wherein the test bench (1) comprises a power switch (12), the power switch (12) being electrically connected with the set of electrical probes (32) and the drive assembly (22), the power switch (12) being used to open and close the PCBA board (100) testing device.
9. A PCBA board testing device as claimed in any of claims 1-6, characterised in that the PCBA board (100) testing device comprises at least two sets of the platen assemblies (2) and corresponding carrier plate mounts (31).
10. PCBA board testing device according to any of claims 1-6, characterised in that a handle (13) is also mounted on the test bench (1).
Priority Applications (1)
|Application Number||Priority Date||Filing Date||Title|
|CN202021167731.2U CN212749151U (en)||2020-06-22||2020-06-22||PCBA board testing arrangement|
Applications Claiming Priority (1)
|Application Number||Priority Date||Filing Date||Title|
|CN202021167731.2U CN212749151U (en)||2020-06-22||2020-06-22||PCBA board testing arrangement|
|Publication Number||Publication Date|
|CN212749151U true CN212749151U (en)||2021-03-19|
Family Applications (1)
|Application Number||Title||Priority Date||Filing Date|
|CN202021167731.2U Active CN212749151U (en)||2020-06-22||2020-06-22||PCBA board testing arrangement|
Country Status (1)
|CN (1)||CN212749151U (en)|
- 2020-06-22 CN CN202021167731.2U patent/CN212749151U/en active Active
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