CN213813686U

CN213813686U - Automatic testboard that PCBA board test was used

Info

Publication number: CN213813686U
Application number: CN202022683802.0U
Authority: CN
Inventors: 陈宇峰
Original assignee: Shenzhen Huaming Electronic Technology Co ltd
Current assignee: Shenzhen Huaming Electronic Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-27
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses an automatic testboard that PCBA board test was used, concretely relates to PCBA test field, including the work base, one side fixed mounting at work base top has automatic operating panel, and one side fixed mounting of work base inner chamber has the blotter, and the opposite side fixed mounting at work base top has the test frame, and the fixed surface of test frame installs the tester, and the bottom fixed mounting of tester has hydraulic mechanism, and the equal movable mounting in left and right sides of test frame bottom has driven post. Among the above-mentioned scheme, automatic testboard carries out corresponding protection to the PCAB board through having set up buffering fixed establishment that resets, utilizes the cooperation between reset spring and the buffer board to realize taking into account the function of buffering in fixed PCBA board, and the effectual security that has guaranteed in the PCBA board test process of buffering reset mechanism has just avoided because the too big fracture that leads to the PCBA board of extrusion force degree, has improved the security of equipment.

Description

Automatic testboard that PCBA board test was used

Technical Field

The utility model relates to a PCBA test technical field, more specifically say, the utility model specifically is an automatic testboard of PCBA board test usefulness.

Background

In the mass production process of PCBA boards, due to various possible factors of equipment and operators, it is impossible to ensure that all the PCBAs produced are good products, so that various testing equipment and testing tools are required to be added at the tail end of production to ensure that all the actual-mounted circuit boards leaving a factory are completely consistent with various designed specifications and parameters, and in the normal testing process, the PCBA boards are often broken due to careless operation and overlarge extrusion force, so that certain economic loss is caused.

The existing test board has strict requirements on the PCBA, and because the thickness and the specification size of the PCAB board are different, the test board with a single function is still disadvantageous in daily work, the practicability is not high, and the competitive position in similar products is relatively low.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an automatic testboard of PCBA board test usefulness, automatic testboard carries out corresponding protection to the PCAB board through having set up buffering fixed establishment that resets, utilizes cooperation between reset spring and the buffer board to realize taking into account the function of buffering in fixed PCBA board, the effectual security of having guaranteed in the PCBA board test process of buffering reset mechanism, and avoided because the too big fracture that leads to the PCBA board of extrusion force degree, the security of equipment has been improved to the problem of proposing in solving above-mentioned background art.

In order to realize the aim, the utility model provides the following technical scheme, an automatic test bench for testing the PCBA board comprises a working base, wherein one side of the top of the working base is fixedly provided with an automatic operation panel, one side of the inner cavity of the working base is fixedly provided with a cushion pad, the other side of the top of the working base is fixedly provided with a test rack, the outer surface of the test rack is fixedly provided with a tester, the bottom of the tester is fixedly provided with a hydraulic mechanism, the left side and the right side of the bottom of the test rack are both movably provided with driven columns, the bottom of the driven columns is movably connected with a test extrusion plate, the bottom of the test extrusion plate is fixedly provided with a test head, the top of the cushion pad is in transmission connection with a placing table, the bottom of the hydraulic mechanism is movably sleeved with a hydraulic rod, the inner cavity of the hydraulic rod is provided with a chute, a return spring is placed in an inner cavity of the sliding chute, the bottom of the return spring is fixedly connected with a connecting plate, the bottom of the connecting plate is in transmission connection with a sliding rod, and a pressing block is fixedly mounted at the bottom of the sliding rod;

place the top fixed mounting of platform have a plurality of nut, the fixed threaded rod that has cup jointed of inner chamber of nut, the top activity of threaded rod has cup jointed the rotation stand, the surface of threaded rod is seted up threadedly, the front of rotating the stand is trapezoidal, and the inner chamber has seted up the thread groove.

Preferably, the top of the inner cavity of the hydraulic mechanism is fixedly connected with a fixing rod, the bottom of the fixing rod is fixedly provided with a hydraulic cylinder, one side of the hydraulic cylinder is electrically connected with a first controller, and the bottom of the hydraulic mechanism is provided with a notch.

Preferably, the supporting leg has all been cup jointed in the activity of the left and right sides of blotter inner chamber, the bottom fixedly connected with buffer board of supporting leg, the bottom fixedly connected with pad of moving away to avoid possible earthquakes of buffer board, the bottom fixed mounting who moves away to avoid possible earthquakes the pad has pressure sensor, one side electric connection of pressure sensor has the second controller.

Preferably, the top of the buffer pad is movably arranged at the bottom of the placing table through a supporting leg, and the buffer pad is fixedly arranged at one side of the inner cavity of the working base.

Preferably, the hydraulic rod is movably sleeved in the inner cavity of the notch, the top of the hydraulic rod is movably sleeved at the bottom of the hydraulic cylinder, and the bottom of the hydraulic rod is movably sleeved at the top of the sliding rod.

Preferably, the quantity of nut is four, and equal fixed mounting is in the apex angle of placing the platform surface, the front of nut is the hexagon, the nut passes through the threaded rod fixed mounting of inner chamber in the bottom of rotating the stand.

Preferably, the output end of the automatic operation panel is electrically connected with the input end of the first controller, the output end of the pressure sensor is electrically connected with the input end of the second controller, and the output end of the second controller is electrically connected with the input end of the main power supply.

The utility model discloses a technological effect and advantage:

1. in the scheme, the automatic test board correspondingly protects the PCAB board by arranging the buffer reset fixing mechanism, the buffer function is considered while the PCBA board is fixed by utilizing the cooperation between the reset spring and the buffer board, the buffer reset mechanism effectively ensures the safety of the PCBA board in the test process, avoids the fracture of the PCBA board caused by overlarge extrusion force, and improves the safety of equipment;

2. in the scheme, the automatic test bench carries out corresponding clamping function to the PCBA board of different thickness through having set up multifunctional fixture, utilizes the threaded rod and rotates the cooperation of stand and realizes the random adjustment of thickness, and the effectual pluralism of guaranteeing the testboard of multifunctional fixture has just avoided because the unicity of anchor clamps leads to the phenomenon that can't carry out test work, has improved the practicality of equipment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a portion a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the internal structure of the hydraulic mechanism of the present invention;

FIG. 4 is a schematic view of the multifunctional clamp of the present invention;

fig. 5 is a schematic view of the internal structure of the cushion pad of the present invention.

The reference signs are:

1. a working base; 2. an automated operation panel; 3. a cushion pad; 4. a test rack; 5. a tester; 6. a hydraulic mechanism; 7. a driven column; 8. testing the extrusion plate; 9. a test head; 10. a placing table; 11. a hydraulic lever; 12. a chute; 13. a return spring; 14. a connecting plate; 15. a slide bar; 16. briquetting; 61. fixing the rod; 62. a hydraulic cylinder; 63. a first controller; 64. a notch; 101. a nut; 102. a threaded rod; 103. rotating the upright post; 31. supporting legs; 32. a buffer plate; 33. a shock absorbing pad; 34. a pressure sensor; 35. a second controller.

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.

The embodiment of the utility model provides an automatic test bench for PCBA board test as shown in the attached figures 1 to 5, which comprises a working base 1, an automatic operation panel 2 is fixedly arranged on one side of the top of the working base 1, a buffer pad 3 is fixedly arranged on one side of the inner cavity of the working base 1, a test rack 4 is fixedly arranged on the other side of the top of the working base 1, a tester 5 is fixedly arranged on the outer surface of the test rack 4, a hydraulic mechanism 6 is fixedly arranged at the bottom of the tester 5, driven columns 7 are movably arranged on the left side and the right side of the bottom of the test rack 4, a test extrusion plate 8 is movably connected to the bottom of the driven column 7, a test head 9 is fixedly arranged at the bottom of the test extrusion plate 8, a placing table 10 is connected to the top of the buffer pad 3 in a transmission manner, a hydraulic rod 11 is movably sleeved at the bottom of the hydraulic mechanism 6, a, the bottom of the return spring 13 is fixedly connected with a connecting plate 14, the bottom of the connecting plate 14 is connected with a slide rod 15 in a transmission manner, and the bottom of the slide rod 15 is fixedly provided with a pressing block 16;

the top of placing platform 10 is fixed mounting has a plurality of nut 101, and the inner chamber of nut 101 is fixed to be cup jointed threaded rod 102, and the top activity of threaded rod 102 is cup jointed and is rotated stand 103, and the surface of threaded rod 102 is seted up threadedly, and the front of rotating stand 103 is trapezoidal, and the inner chamber has seted up the thread groove.

In this embodiment, a fixing rod 61 is fixedly connected to the top of the inner cavity of the hydraulic mechanism 6, a hydraulic cylinder 62 is fixedly mounted at the bottom of the fixing rod 61, a first controller 63 is electrically connected to one side of the hydraulic cylinder 62, and a notch 64 is formed in the bottom of the hydraulic mechanism 6.

Specifically, when the test work needs to be carried out, firstly, the automatic operation panel 2 is utilized to give an instruction to the first controller 63, the first controller 63 drives the hydraulic cylinder 62 on one side to work, the hydraulic cylinder 62 stretches and retracts the hydraulic rod 11 on the bottom downwards, so that the pressing block 16 on the bottom moves downwards, the test extrusion plate 8 on the bottom is driven to extrude downwards, and the test is carried out.

In this embodiment, the supporting legs 31 are movably sleeved on the left and right sides of the inner cavity of the cushion pad 3, the bottom of the supporting legs 31 is fixedly connected with the cushion plate 32, the bottom of the cushion plate 32 is fixedly connected with the shock pad 33, the bottom of the shock pad 33 is fixedly provided with the pressure sensor 34, and one side of the pressure sensor 34 is electrically connected with the second controller 35.

Specifically, when carrying out test work, the pressure that the top was transmitted can carry out a certain amount of cushioning effect through the inside that supporting leg 31 transmitted the shock pad 33 of bottom, and the pressure sensor 34 of bottom can monitor according to the pressure that the top was transmitted, and when pressure was too big, can trigger the second controller 35 of one side, and second controller 35 can cut off the main power supply, played the effect of protection.

In this embodiment, the number of the nuts 101 is four, and the nuts 101 are all fixedly mounted at the top corners of the outer surface of the placing table 10, the front surface of the nut 101 is hexagonal, and the nut 101 is fixedly mounted at the bottom of the rotating column 103 through the threaded rod 102 of the inner cavity.

Specifically, before carrying out test work, need judge the specification of PCBA board, utilize and rotate stand 103 and rotate on the surface of threaded rod 102 to make the distance between rotation stand 103 and the nut 101 to regulate and control at will, until can pressing from both sides the PCBA board tight, the PCBA board that such design can press from both sides tight thickness difference, the practicality is higher.

In this embodiment, the hydraulic rod 11 is movably sleeved in the inner cavity of the notch 64, the top of the hydraulic rod 11 is movably sleeved at the bottom of the hydraulic cylinder 62, and the bottom of the hydraulic rod 11 is movably sleeved at the top of the sliding rod 15.

Specifically, when the pressing block 16 with the bottom test pressing plate 8 presses downward, the pressing block 16 receives a reaction force, so that the sliding rod 15 at the top slides inside the sliding groove 12, the return spring 13 at the top receives pressure, and a certain fixing effect is achieved on the outward force of the pressing block 16 at the bottom.

In this embodiment, the hydraulic cylinder 62 is of the type CXLB and the first controller 63 and the second controller 35 are each of the type ZMS.

The working process of the utility model is as follows:

above-mentioned scheme, when carrying out test operation, the pressure that the top was transmitted can transmit the inside of the shock pad 33 of bottom through supporting leg 31, carry out a quantitative buffering effect, and the pressure sensor 34 of bottom can be monitored according to the pressure that the top was transmitted, when pressure was too big, can trigger the second controller 35 of one side, the second controller 35 can cut off the main power supply, play the effect of protection, when briquetting 16 takes the test stripper plate 8 of bottom to extrude down, briquetting 16 can receive the reaction force, make the slide bar 15 at top slide in the inside of spout 12, thereby make the reset spring 13 at top receive pressure, thereby give bottom briquetting 16 outside power again, play certain fixed action.

Above-mentioned scheme, before carrying out test work, need judge the specification of PCBA board, utilizes and rotates stand 103 and rotate on the surface of threaded rod 102 to make the distance between rotation stand 103 and the nut 101 to regulate and control at will, until can clamp the PCBA board tightly, the PCBA board that such design can press from both sides tight thickness difference, the practicality is higher.

Finally, it should be noted that, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;

secondly, in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to common designs, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

finally, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic testboard of PCBA board test usefulness, includes work base (1), its characterized in that, one side fixed mounting at work base (1) top has automatic operating panel (2), one side fixed mounting of work base (1) inner chamber has blotter (3), the opposite side fixed mounting at work base (1) top has test frame (4), the external fixed surface of test frame (4) installs tester (5), the bottom fixed mounting of tester (5) has hydraulic pressure mechanism (6), the equal movable mounting in both sides has driven post (7) in the left and right sides of test frame (4) bottom, the bottom swing joint of driven post (7) has test stripper plate (8), the bottom fixed mounting of test stripper plate (8) has test head (9), the top transmission of blotter (3) is connected with places platform (10), a hydraulic rod (11) is movably sleeved at the bottom of the hydraulic mechanism (6), a sliding chute (12) is formed in an inner cavity of the hydraulic rod (11), a return spring (13) is placed in the inner cavity of the sliding chute (12), a connecting plate (14) is fixedly connected to the bottom of the return spring (13), a sliding rod (15) is connected to the bottom of the connecting plate (14) in a transmission mode, and a pressing block (16) is fixedly mounted at the bottom of the sliding rod (15);

the top fixed mounting who places platform (10) has a plurality of nut (101), threaded rod (102) have been cup jointed to the inner chamber of nut (101) is fixed, the top activity of threaded rod (102) has been cup jointed and has been rotated stand (103), the surface of threaded rod (102) is seted up threadedly, the front of rotating stand (103) is trapezoidal, and the inner chamber has seted up the thread groove.

2. The automatic test bench for testing the PCBA board according to claim 1, wherein a fixing rod (61) is fixedly connected to the top of an inner cavity of the hydraulic mechanism (6), a hydraulic cylinder (62) is fixedly mounted at the bottom of the fixing rod (61), a first controller (63) is electrically connected to one side of the hydraulic cylinder (62), and a notch (64) is formed in the bottom of the hydraulic mechanism (6).

3. The automatic test bench for testing the PCBA board according to claim 1, wherein supporting legs (31) are movably sleeved on the left side and the right side of an inner cavity of the cushion pad (3), a cushion plate (32) is fixedly connected to the bottoms of the supporting legs (31), a shock pad (33) is fixedly connected to the bottom of the cushion plate (32), a pressure sensor (34) is fixedly mounted at the bottom of the shock pad (33), and a second controller (35) is electrically connected to one side of the pressure sensor (34).

4. The automated test bench for testing PCBA boards according to claim 3, wherein the top of the buffer pad (3) is movably mounted at the bottom of the placing table (10) through support legs (31), and the buffer pad (3) is fixedly mounted at one side of the inner cavity of the working base (1).

5. The automatic test bench for testing the PCBA board according to claim 1, wherein the hydraulic rod (11) is movably sleeved in an inner cavity of the notch (64), the top of the hydraulic rod (11) is movably sleeved at the bottom of the hydraulic cylinder (62), and the bottom of the hydraulic rod (11) is movably sleeved at the top of the sliding rod (15).

6. The automatic test bench for testing the PCBA board according to claim 1, wherein the number of the screw caps (101) is four, the screw caps (101) are fixedly mounted at the top corners of the outer surface of the placing table (10), the front faces of the screw caps (101) are hexagonal, and the screw caps (101) are fixedly mounted at the bottoms of the rotating columns (103) through threaded rods (102) of inner cavities.

7. The automated test stand for testing of PCBA boards as claimed in claim 3, wherein the output of the automated operation panel (2) is electrically connected to the input of a first controller (63), the output of the pressure sensor (34) is electrically connected to the input of a second controller (35), and the output of the second controller (35) is electrically connected to the input of a main power supply.