CN211955725U

CN211955725U - PCBA board tester of ten passageways

Info

Publication number: CN211955725U
Application number: CN201922092308.4U
Authority: CN
Inventors: 马文祥; 张立明; 马二飞; 张彬
Original assignee: Beijing Xingbang Digital Technology Co ltd
Current assignee: Beijing Xingbang Digital Technology Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-11-17
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to the technical field of PCBA board testing, and discloses a PCBA board tester with ten channels, which comprises a base, a PCBA support plate, an upper die plate and an acrylic probe plate; the PCBA support plate is arranged on the base, and the PCBA to be detected is placed on the PCBA support plate and is fixed through a tablet pressing mechanism; an upright post is arranged on one side of the base, an air cylinder for driving the upper template to move is mounted on the upright post, and the acrylic probe card is fixed on the upper template; the utility model discloses the device only needs place the PCBA board on the PCBA support plate, both hands press the cylinder switch alright begin the test through the probe card, realize full automatization PCBA board test, have left away traditional artifical tear open line and have detected, easy operation, and efficiency of software testing is high, has saved a large amount of labours and manufacturing cost, and has greatly improved the production efficiency of enterprise.

Description

PCBA board tester of ten passageways

Technical Field

The utility model relates to a PCBA board test technical field discloses a PCBA board tester of ten passageways.

Background

PCB boards, also known as printed circuit boards, are providers of electrical connections for electronic components. The circuit board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate. The PCB blank is loaded by SMT or processed by the whole process of DIP plug-in, which is called PCBA for short. The PCB blank board is a circuit connecting technology which is characterized in that a pin-free or short-lead surface assembly component is arranged on the surface of a PCB circuit board or the surface of other substrates and is welded and assembled by methods such as reflow soldering or dip soldering.

Before the PCB is delivered from a factory, the PCB must be tested, for example: whether the circuit is connected, short-circuited or disconnected, whether each pin is conducted or not and the like are judged so as to judge whether the produced PCB meets the product requirements and the technical standard or not. The test mode that more commonly uses in the workshop is manual test, needs all test every interface of circuit board, consequently need carry out wiring test with the circuit board and then connect test interface on corresponding equipment and know whether normal work, and the back of finishing the test still needs to demolish the wiring, carries out the test of next circuit board again, and the test wiring is troublesome, and is inefficient, increases workman's work load.

SUMMERY OF THE UTILITY MODEL

To the problem and not enough of existence among the above-mentioned prior art, the utility model aims at providing a PCBA board tester of ten passageways solves above-mentioned problem, the utility model provides a following technical scheme:

a PCBA board tester with ten channels comprises a base, a PCBA carrier plate, an upper die plate and an acrylic probe plate; the base is provided with a PCBA carrier plate, and a PCBA to be detected is placed on the PCBA carrier plate; the utility model discloses a probe card, including base, cope match-plate pattern, cylinder, yakeli probe card, base one side is equipped with the stand, install on the stand and be used for the drive the cylinder that the cope match-plate pattern removed, yakeli probe card is fixed on the cope match-plate pattern.

Preferably, a cylinder mounting plate is fixed on one side of the upright column facing the PCBA carrier plate; the cylinder is mounted on the cylinder mounting plate.

Preferably, be equipped with the connecting plate on the cope match-plate pattern, the cope match-plate pattern with cylinder output fixed connection, just the cope match-plate pattern with be equipped with the buffering subassembly between the connecting plate, connecting plate and ya keli probe card fixed connection, the buffering subassembly adopts the buffering spring post, can prevent rocking that ya keli probe card produced in cylinder output process, avoids probe offset.

Preferably, the base is further provided with two groups of guide posts, the two groups of guide posts are arranged at two ends of the air cylinder, and the connecting plate penetrates through the guide posts in a sliding manner; the guide post has the functions of: the connecting plate slides up and down along the cylinder in the output process, so that the connecting plate is prevented from displacing in the moving process.

Preferably, the acryl probe card includes: the probe board is ten channels, the USB socket is a rotatable device, the rotary hinge is provided with a flat cable, and the flat cable is connected to the probe board; USB socket is connected with control system, the four corners of ya keli probe card is equipped with the screw hole, also has corresponding screw hole and its phase-match on the connecting plate, can replace different probe cards according to the PCBA board of difference.

Preferably, a groove is formed in the PCBA carrier plate, through grooves are formed in two sides of the groove, a plurality of pressing sheets are arranged on an outer frame of the carrier plate, the pressing sheets are fixed on the outer frame through bolts and can rotate around the bolts, and when the pressing sheets rotate towards the direction of the groove, the PCBA carrier plate can be fixed; after the completion detects, rotate the preforming to recess outside direction, PCBA board below can be put into through groove to both hands, lifts the PCBA board.

Preferably, a control system is arranged in the base, a display screen is arranged on the base, the probe board and the display screen are electrically connected with the control system, the probe board transmits the data detected by the probe board to the control system, and the control system feeds back the detection result to the display screen.

Preferably, the base is further provided with two cylinder starting switches, the two cylinder starting switches are connected with the cylinders in series, and when the two cylinder starting switches are pressed simultaneously, a circuit where the cylinders are located can form a closed loop; two the cylinder starting switch need press with both hands just can start, and the cylinder starts and causes the injury to the staff when having avoided staff's both hands to not leave probe card working range.

Preferably, a heat radiation fan is further arranged in the base, and a heat radiation fan switch connected with the heat radiation fan is arranged on the base.

Preferably, the two opposite sides of the base are provided with carrying handles, and the carrying handles are designed to be concave or convex.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses the device only need place the PCBA board at the PCBA support plate, both hands press cylinder switch alright begin the test through the probe card, realize full automatization PCBA board test, have left away traditional artifical tear open line and have detected, easy operation, and efficiency of software testing is high, has saved a large amount of labours and manufacturing cost, and has greatly improved the production efficiency of enterprise.

(2) The yakeli probe card is provided with a USB interface, so that a connecting line can be quickly connected with the probe card to transmit detected data to a control system, the connection is convenient, and the test efficiency is improved.

Drawings

Fig. 1 is a structural diagram of a ten-channel PCBA board tester according to this embodiment.

Figure 2 is a front view of a ten-channel PCBA board tester of this embodiment.

Fig. 3 is a left side view of a ten-channel PCBA board tester in this embodiment.

Fig. 4 is a structural diagram of an acrylic probe card of a ten-channel PCBA board tester in this embodiment.

Fig. 5 is a top view of a ten-channel PCBA board tester PCBA carrier in this embodiment.

FIG. 6 is a structural diagram of a PCBA carrier plate of a ten-channel PCBA board tester in this embodiment

In the drawings: the test device comprises a base 1, a PCBA carrier plate 2, an upper template 3, an acrylic probe plate 4, an upright post 5, a cylinder 6, a cylinder mounting plate 7, a connecting plate 8, a guide post 9, a probe plate 10, a rotary hinge 11, a USB socket 12, a carrying handle 13, a display screen 14, a cooling fan switch 15, a cylinder starting switch 16, a cooling fan 17, a pressure plate 18 and a bolt 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, a preferred embodiment of the present invention provides a ten-channel PCBA board tester, which includes a base 1, a PCBA carrier plate 2, an upper die plate 3, and an acrylic probe board 4; the base 1 is provided with a PCBA carrier plate 2, and a PCBA plate to be detected is placed on the PCBA carrier plate 2; base 1 one side is equipped with two

stands

5, 5 install on the stand and be used for the drive the cylinder 6 that cope match-plate pattern 3 removed, ya keli probe card 4 is fixed on the cope match-plate pattern 3.

A cylinder mounting plate 7 is fixed on one side of the upright post 5 facing the PCBA carrier plate 2; the cylinder 6 is mounted on the cylinder mounting plate 7.

Be equipped with connecting plate 8 on the cope match-plate pattern 3, cope match-plate pattern 3 with 6 output end fixed connection of cylinder, just cope match-plate pattern 3 with be equipped with buffering subassembly between the connecting

plate

8 and 4 fixed connection of ya keli probe card, buffering subassembly adopts the buffering spring post, can prevent rocking that ya keli probe card 4 produces at 6 output of cylinder in-process, avoids probe offset.

The base 1 is also provided with two groups of guide posts 9, the two groups of guide posts 9 are arranged at two ends of the cylinder 6, and the connecting plate 8 penetrates through the guide posts 9 in a sliding manner; the guide posts 9 function as: the connecting plate 8 slides up and down along the cylinder 6 in the output process, so that the connecting plate 8 is prevented from displacing in the moving process.

Preferably, the acryl probe card 4 includes: the probe comprises a probe board 10, a rotating hinge 11 and a USB socket 12, wherein the probe board 10 is ten channels, the ten channels are ten probe heads, the USB socket 12 is a rotatable device, and the rotating hinge 11 is provided with a flat cable which is connected to the probe board 10; the USB socket 12 is connected to the control system through a data line, and transmits data detected by the probes on the probe card 10 to the control system. Further, the four corners of acrylic probe board 4 are provided with screw holes, and connecting plate 8 is also provided with corresponding screw holes and matched with the screw holes, so that different probe boards can be replaced according to different PCBA boards.

Preferably, a groove is formed in the PCBA carrier plate 2, through grooves are formed in two sides of the groove, a plurality of pressing pieces 18 are arranged on an outer frame of the carrier plate 2, the pressing pieces 18 are fixed on the outer frame through bolts 19 and can rotate around the bolts 19, and when the pressing pieces 18 rotate towards the direction of the groove, the PCBA carrier plate can be fixed; after the completion detects, rotate preforming 18 to the recess outside direction, the PCBA board below can be put into through the logical groove to both hands, lifts up the PCBA board.

The probe card is characterized in that a control system is arranged in the base 1, a display screen 14 is arranged on the base 1, the probe card 10 and the display screen 14 are electrically connected with the control system, the probe card 15 transmits data detected by the probe card to the control system, and the control system feeds back a detection result to the display screen 14.

The base 1 is also provided with two cylinder starting switches 16, the two cylinder starting switches 16 are connected with the cylinder 6 in series, and when the two cylinder starting switches 16 are pressed simultaneously, a circuit where the cylinder 6 is located can form a closed loop; two the cylinder starting switch 16 needs to be pressed by both hands and can be started, and the injury to the worker caused by the cylinder starting when the both hands of the worker do not leave the working range of the probe card 10 is avoided.

Still be equipped with radiator fan 17 in the base 1, be equipped with on the base 1 with radiator fan switch 15 that radiator fan is connected, radiator fan switch 15 control radiator fan 17 open and close, and when the tester is overheated, radiator fan 17 starts to dispel the heat to the tester, avoids overheated and damage in the tester.

The relative both sides of base 1 are equipped with transport handle 13, transport handle 13 adopts indent or evagination design, is convenient for remove.

The working principle is as follows:

the PCBA board that will wait to detect is laid on PCBA support plate 2, with preforming 18 to the fixed PCBA board of recess direction rotation, cylinder starting switch 16 is pressed to both hands, and cope match-plate pattern 3 drives connecting plate 8 and fixes acrylic probe card 4 on connecting plate 8 along guide post 9 to PCBA support plate 2 direction motion under the effect of 6 output ends of cylinder, and when probe card 10 contacted PCBA board, cylinder stop motion, probe card 10 with its data transmission to control system that detects, control system will detect the result feedback to display screen 14 on, after the detection, both hands press cylinder starting switch 16 once more, and cylinder 6 opens once more, drives connecting plate 8 and fixes acrylic probe card 4 on connecting plate 8 and gets back to the initial position, accomplishes the detection.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims

1. The utility model provides a PCBA board tester of ten passageways which characterized in that: comprises a base (1), a PCBA carrier plate (2), an upper template (3) and an acrylic probe card (4); the PCBA carrier plate (2) is arranged on the base (1), and the PCBA to be detected is placed on the PCBA carrier plate (2) and is fixed through a tablet pressing mechanism; base (1) one side is equipped with stand (5), install on the stand (5) and be used for the drive cylinder (6) that cope match-plate pattern (3) removed, ya keli probe card (4) are fixed on cope match-plate pattern (3).

2. A ten-channel PCBA board tester as claimed in claim 1, wherein: a cylinder mounting plate (7) is fixed on one side of the upright post (5) facing the PCBA carrier plate (2); the cylinder (6) is mounted on the cylinder mounting plate (7).

3. A ten-channel PCBA board tester as claimed in claim 2, wherein: the improved structure is characterized in that a connecting plate (8) is arranged on the upper template (3), the upper template (3) is fixedly connected with the output end of the air cylinder (6), a buffering assembly is arranged between the upper template (3) and the connecting plate (8), and the connecting plate (8) is fixedly connected with the acrylic probe plate (4).

4. A ten-channel PCBA board tester as claimed in claim 3, wherein: the base is further provided with at least two groups of guide columns (9) (1), the guide columns (9) are arranged at two ends of the air cylinder (6), and the connecting plate (8) penetrates through the guide columns (9) in a sliding mode and is fixedly connected with the mounting plate (7).

5. A ten-channel PCBA board tester as claimed in claim 3, wherein: the acryl probe card (4) includes: the probe comprises a probe board (10), a rotating hinge (11) and a USB (universal serial bus) socket (12), wherein the probe board (10) is ten channels, the USB socket (12) is a rotatable device, a flat cable is arranged in the rotating hinge (11), and the flat cable is connected to the probe board (10).

6. A ten-channel PCBA board tester as claimed in claim 1, wherein: PCBA support plate (2) inside is equipped with the recess, and its recess both sides are equipped with logical groove, be provided with a plurality of preforming (18) on the frame of support plate (2), preforming (18) are fixed on the frame through bolt (19) to can encircle bolt (19) and rotate, work as preforming (18) are rotated to the recess direction, can fix the PCBA support plate.

7. A ten-channel PCBA board tester as claimed in claim 4, in which: the probe card is characterized in that a control system is arranged in the base (1), a display screen (14) is arranged on the base (1), the probe card (10) and the display screen (14) are electrically connected with the control system, the probe card (10) transmits data detected by the probe card to the control system, and the control system feeds back a detection result to the display screen (14).

8. A ten-channel PCBA board tester as claimed in claim 7, wherein: the base (1) is further provided with two cylinder starting switches (16), the two cylinder starting switches (16) are connected with the cylinders (6) in series, and when the two cylinder starting switches (16) are pressed simultaneously, a circuit where the cylinders (6) are located can form a closed loop.

9. A ten-channel PCBA board tester as claimed in claim 8, wherein: still be equipped with radiator fan (17) in base (1), be equipped with on base (1) with radiator fan switch (15) that radiator fan (17) are connected.

10. A ten-channel PCBA board tester as claimed in claim 9, wherein: the carrying handle is characterized in that carrying handles (13) are arranged on two opposite sides of the base (1), and the carrying handles (13) are designed to be concave or convex.