CN216133014U - PCB defect detection device based on FPGA - Google Patents

Abstract

The utility model relates to the technical field of PCB (printed circuit board) detection equipment, in particular to a PCB defect detection device based on FPGA (field programmable gate array), which comprises a base and two defect detection operation tables which are symmetrical to each other and arranged on the base, wherein a conveying device is arranged on the defect detection operation tables, the conveying device comprises two rectangular plates which are centrosymmetric, supporting blocks are arranged on the rear side surfaces of the rectangular plates, rotating shafts are connected with the rectangular plates in a rotating manner and are connected with the supporting blocks through conveying belts which are connected end to end, a micro motor is coaxially arranged at the tail end of one rotating shaft, one supporting block is fixedly arranged on the side surface of the defect detection operation table, a sliding seat is arranged on the bottom surface of the other supporting block, a position adjusting device is arranged on the sliding seat, and the position adjusting device comprises a supporting frame arranged on the side surface of the defect detection operation table. The utility model is convenient for conveying operation and use and brings convenience to users.

Description

PCB defect detection device based on FPGA

Technical Field

The utility model relates to the technical field of PCB (printed circuit board) detection equipment, in particular to a PCB defect detection device based on an FPGA (field programmable gate array).

Background

The PCB board is the provider of electronic components electrical connection, at present, most of PCB boards all have can be based on the function that FPGA (field programmable gate array) used, in order to guarantee that the unable condition of using can not appear in the PCB board that drops into the market, can carry out the defect detection operation to the PCB board usually, when carrying out the defect detection operation, need use corresponding defect detection device, conventional defect detection device is when using, the defect that has not been convenient for carry PCB board to appointed detection position, bring inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PCB defect detection device based on FPGA, which aims to solve the defects in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

PCB board defect detecting device based on FPGA, including base and two mutual symmetries and set up defect detection operation panel on the base, be provided with conveyor on the defect detection operation panel, conveyor includes two rectangular plates that are central symmetry, be provided with the supporting shoe on the trailing flank of rectangular plate, the rectangular plate with the supporting shoe internal rotation is connected with the pivot, two connect through end to end's conveyer belt between the pivot, one of them the terminal coaxial micromotor that is provided with of pivot.

Preferably, a conveying channel is arranged between the two defect detection operation platforms, and the conveying belt is positioned in the conveying channel, so that the PCB on the conveying belt can be conveyed forwards at the conveying channel, and the use is convenient.

Preferably, the micro motor is fixedly mounted on one of the support blocks, so that the micro motor can be conveniently and fixedly mounted.

Preferably, the rectangular plate with all be provided with the through-hole that is linked together with the external world in the backup pad, two bearings of mutual symmetry around fixed mounting is on the pore wall of through-hole, the pivot passes bearing and fixed mounting are in on the inner circle of bearing, guarantee that the pivot rotates more smoothly.

Preferably, one of the supporting blocks is fixedly installed on the side face of the defect detection operating platform, a slide seat is arranged on the bottom face of the other supporting block, a position adjusting device is arranged on the slide seat and comprises a supporting frame arranged on the side face of the defect detection operating platform, a driving motor is arranged on a vertical section plate body of the supporting frame, a lead screw arranged in a horizontal shape is arranged at the tail end of an output shaft of the driving motor, the lead screw penetrates through the slide seat and is in threaded connection with the slide seat, the driving motor is used for driving the slide seat to move, the distance between two rotating shafts is adjusted, and accordingly conveying operation of a conveying belt with corresponding length can be increased.

Preferably, be provided with the slider on the bottom surface of slide, be provided with the spout on the horizontal segment plate body of support frame, the slider is located in the spout and with sliding connection between the spout guarantees that the slide is more stable when removing.

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

1. the conveying device ensures that the micro motor can be used for driving the rotating shaft to rotate when the device is used, so as to further drive the conveying belt to move, forward convey the PCB positioned on the conveying belt to a proper position, facilitate use and solve the problem that the conventional defect detection device is inconvenient to convey the PCB to a specified detection part when in use and brings inconvenience to a user.

2. The position adjusting device ensures that the driving motor can be used for driving the sliding seat to move when the conveying device is used, so that the distance between the two rotating shafts can be adjusted, the conveying operation of the conveying belt with the corresponding length can be increased, and the conveying device is convenient to use.

Drawings

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

FIG. 2 is a schematic illustration of an explosive structure according to the present invention;

FIG. 3 is a schematic diagram of an exploded view of the delivery device of the present invention;

fig. 4 is an exploded view of the position adjusting device of the present invention.

In the figure: 1. a base; 10. a defect detection console; 11. a delivery channel; 2. a conveying device; 20. a rectangular plate; 21. a support block; 22. a through hole; 23. a bearing; 24. a rotating shaft; 25. a micro motor; 26. a conveyor belt; 27. a slide base; 28. a slider; 3. a position adjustment device; 30. a support frame; 31. a chute; 32. a drive motor; 33. and a screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the PCB defect detection device based on FPGA comprises a base 1 and two defect detection operation tables 10 which are symmetrical to each other and arranged on the base 1, wherein a conveying device 2 is arranged on the defect detection operation tables 10, the conveying device 2 comprises two rectangular plates 20 which are centrosymmetrical, a supporting block 21 is integrally formed on the rear side surface of each rectangular plate 20, rotating shafts 24 are connected in the rectangular plates 20 and the supporting blocks 21 in a rotating mode, the two rotating shafts 24 are connected through conveying belts 26 which are connected end to end, a micro motor 25 is coaxially arranged at the tail end of one rotating shaft 24, an output shaft of the micro motor 25 is fixedly arranged on the rotating shaft 24, a fixed base on the micro motor 25 is fixedly arranged on one supporting block 21 through a plurality of fastening screws, the micro motor 25 is conveniently and fixedly arranged and operated, and when the PCB defect detection device is used, the micro motor 25 is conveniently utilized to work, the output shaft on the micro motor rotates to drive the rotating shaft 24 to rotate, the conveying belt 26 is further driven to move, the PCB positioned on the conveying belt 26 is continuously conveyed forwards, and the use is convenient.

In this embodiment, a conveying channel 11 is disposed between the two defect detecting operation panels 10, and the conveying belt 26 is located in the conveying channel 11, so that the PCB on the conveying belt 26 can be conveyed forward at the position of the conveying channel 11, and the use is convenient.

Specifically, through holes 22 communicated with the outside are formed in the rectangular plate 20 and the supporting block 21, a front bearing 23 and a rear bearing 23 which are symmetrical to each other are fixedly mounted on the hole wall of the through hole 22, an outer ring of each bearing 23 is tightly welded on the hole wall of the through hole 22, and the rotating shaft 24 penetrates through the bearings 23 and is fixedly mounted on an inner ring of each bearing 23, so that the rotating shaft 24 can rotate more smoothly.

Further, one of the supporting blocks 21 is tightly welded on the side surface of the defect detecting operation table 10, a sliding seat 27 is integrally formed on the bottom surface of the other supporting block 21, a position adjusting device 3 is arranged on the sliding seat 27, the position adjusting device 3 comprises a supporting frame 30 tightly welded on the side surface of the defect detecting operation table 10, a driving motor 32 is fixedly installed on a vertical section plate body of the supporting frame 30, a lead screw 33 which is horizontally arranged is tightly welded at the tail end of an output shaft of the driving motor 32, a threaded hole through which the lead screw 33 passes is arranged in the sliding seat 27, the lead screw 33 passes through the threaded hole in the sliding seat 27 and is in threaded connection with the threaded hole in the sliding seat 27, when in use, the driving motor 32 is used for driving the lead screw 33 to rotate, the sliding seat 27 which is in threaded connection with the lead screw 33 is further driven to move, and the distance between the two rotating shafts 24 is adjusted, so that the conveying operation can be performed with the conveyer belt 26 increased in the corresponding length.

In addition, the sliding block 28 is integrally formed on the bottom surface of the sliding seat 27, the sliding groove 31 is formed in the horizontal section plate body of the supporting frame 30, and the sliding block 28 is located in the sliding groove 31 and is in sliding connection with the sliding groove 31, so that the sliding seat 27 is more stable in moving.

It should be noted that the micro motor 25 and the driving motor 32 in the present embodiment are conventional technologies, and are not described herein again.

When the PCB defect detection device based on the FPGA is used, firstly, a driving motor 32 is connected with an external power supply and works, the driving motor 32 works, when an output shaft on the driving motor rotates in a forward direction or a reverse direction, a screw rod 33 can be driven to rotate, the screw rod 33 rotates to drive a sliding seat 27 in threaded connection with the screw rod to move forwards or backwards, the distance between two rotating shafts 24 is adjusted after the sliding seat 27 moves, after the distance between the two rotating shafts 24 is adjusted, a conveying belt 26 with a proper length is selected to be sleeved on the two rotating shafts 24, then the micro motor 25 is connected with the external power supply and works, the micro motor 25 works, the output shaft on the driving motor rotates to drive the rotating shaft 24 fixedly arranged on the output shaft of the micro motor 25 to rotate, the conveying belt 26 is further driven to move, the PCB on the conveying belt 26 is conveyed forwards, the micro motor 25 is stopped to be started after the PCB moves to a specified detection position, the defect detection device is convenient to use, and solves the problem that the conventional defect detection device is inconvenient to convey a PCB to a specified detection part when in use, and brings inconvenience to a user.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. PCB board defect detecting device based on FPGA, including base (1) and two mutual symmetries and set up defect detection operation panel (10) on base (1), its characterized in that: the defect detection device is characterized in that a conveying device (2) is arranged on the defect detection operating platform (10), the conveying device (2) comprises two rectangular plates (20) which are centrosymmetric, a supporting block (21) is arranged on the rear side face of each rectangular plate (20), rotating shafts (24) are connected in the rectangular plates (20) and the supporting blocks (21) in a rotating mode, the two rotating shafts (24) are connected through conveying belts (26) which are connected end to end, and a micro motor (25) is coaxially arranged at the tail end of each rotating shaft (24).

2. The PCB defect detecting device based on FPGA of claim 1, characterized in that: a conveying channel (11) is arranged between the two defect detection operation tables (10), and the conveying belt (26) is located in the conveying channel (11).

3. The PCB defect detecting device based on FPGA of claim 1, characterized in that: the micro motor (25) is fixedly arranged on one of the supporting blocks (21).

4. The PCB defect detecting device based on FPGA of claim 3, characterized in that: the rectangular plate (20) and the supporting block (21) are internally provided with through holes (22) communicated with the outside, the hole wall of each through hole (22) is fixedly provided with a front bearing (23) and a rear bearing (23) which are symmetrical to each other, and the rotating shaft (24) penetrates through the bearings (23) and is fixedly arranged on the inner ring of each bearing (23).

5. The PCB defect detecting device based on FPGA of claim 1, characterized in that: one of the supporting blocks (21) is fixedly installed on the side face of the defect detection operating platform (10), a sliding seat (27) is arranged on the bottom face of the other supporting block (21), a position adjusting device (3) is arranged on the sliding seat (27), the position adjusting device (3) comprises a supporting frame (30) arranged on the side face of the defect detection operating platform (10), a driving motor (32) is arranged on a vertical section plate body of the supporting frame (30), a lead screw (33) horizontally arranged is arranged at the tail end of an output shaft of the driving motor (32), and the lead screw (33) penetrates through the sliding seat (27) and is in threaded connection with the sliding seat (27).

6. The PCB defect detecting device based on FPGA of claim 5, characterized in that: the bottom surface of the sliding seat (27) is provided with a sliding block (28), a sliding groove (31) is formed in the horizontal section plate body of the supporting frame (30), and the sliding block (28) is located in the sliding groove (31) and is in sliding connection with the sliding groove (31).

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