CN113960447A

CN113960447A - Continuous automatic checkout device of thick copper multilayer PCB board of jumbo size

Info

Publication number: CN113960447A
Application number: CN202111235347.0A
Authority: CN
Inventors: 李文翔; 陈卫红; 李建刚
Original assignee: Shenzhen Yuweixing Electronics Co ltd
Current assignee: Shenzhen Yuweixing Electronics Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-01-21

Abstract

The invention discloses a continuous automatic detection device for a large-size thick copper multilayer PCB, which comprises a first base and a second base, wherein a conveying device is jointly installed between the first base and the second base, a plurality of placing clamping plates are installed at the upper end and the lower end of the conveying device, a support frame is jointly installed at the front parts of the upper ends of the first base and the second base, and a dust removal device is installed at the upper end of the support frame. According to the continuous automatic detection device for the large-size thick-copper multilayer PCB, the PCB can be subjected to all-around offset detection through the offset detection device and the testing device, so that the detection effect of the PCB is improved, the workload of workers is reduced through the conveying device, the detection efficiency of the device is improved, the use effect of the PCB is improved through the dust removal device, the detection accuracy of the PCB is also improved, the device can clamp PCBs of different models through the clamping and fixing device, and the applicability of the device is improved.

Description

Continuous automatic checkout device of thick copper multilayer PCB board of jumbo size

Technical Field

The invention relates to the technical field of PCBs (printed circuit boards), in particular to a continuous automatic detection device for a large-size thick-copper multilayer PCB.

Background

The PCB is also called a circuit board, which enables miniaturization and visualization of the circuit, and plays an important role in mass production of fixed circuits and optimization of electrical appliance layout. Especially today that science and technology is rapidly developed, electronic equipment is more and more complicated and refined, and the PCB board is as important component in electronic equipment, so the PCB board needs to have characteristics such as high efficiency, precision, pointed end, and so on, this makes multilayer PCB board layer not only squint easily, and the distance between the components on it reduces, and electronic components's sensitivity degree rises, so it is necessary to detect multilayer PCB board to prevent it from breaking down when using. 1. Most of the existing detection devices for the multilayer PCB need to manually place the multilayer PCB between detection positions for detection, so that the workload of workers is increased, the detection efficiency of the device is also influenced, and meanwhile, the detection devices are inconvenient to move and adjust and cannot well detect the multilayer PCB in an all-round manner; 2. most of the existing multilayer PCB boards are directly placed at the lower end of a detection device for detection, and the PCB boards are exposed before detection, so that dust and impurities are easily contaminated, the using effect of the PCB boards is influenced, and the accuracy of PCB detection is also influenced; 3. when the existing multilayer PCB is detected, the detection device does not have good clamping fixation on the PCB, and the PCB is easy to shake. Therefore, we propose a continuous automatic detection device for large-size thick copper multilayer PCB.

Disclosure of Invention

The invention mainly aims to provide a continuous automatic detection device for a large-size thick copper multilayer PCB, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a continuous automatic detection device for a large-size thick copper multilayer PCB comprises a first base and a second base, a conveying device is arranged between the first base and the second base together, a plurality of placing clamping plates are arranged at the upper end and the lower end of the conveying device, the front parts of the upper ends of the first base and the second base are jointly provided with a supporting frame, the upper end of the supporting frame is provided with a dust removing device, the middle part of the upper end of the second base is provided with a testing device, the rear parts of the upper ends of the first base and the second base are jointly provided with a fixed frame, the lower part of the left end and the lower part of the right end of the fixing frame are jointly provided with a clamping and fixing device, the upper part of the left end of the fixing frame is provided with a control display device, the utility model discloses a displacement detection device, including mount, fixed frame, spout, skew detection device, movable groove is opened at the middle part of mount upper end, the spout has all been opened at the mount upper end front portion and upper end rear portion, two the skew detection device is installed jointly to the spout upper end.

Preferably, skew detection device includes a motor, the backup pad is installed to a motor lower extreme, the slider is all installed at backup pad lower extreme front portion and lower extreme rear portion, the backup pad is installed in the mount upper end through two sliders, the pneumatic cylinder is installed No. one to the backup pad right-hand member, a motor output fixed mounting has the pivot, the connecting plate is installed to the pivot lower extreme, the scanner is all installed, two to connecting plate lower extreme front portion and lower extreme rear portion the scanning probe is all installed to the scanner lower extreme, a motor passes through the backup pad and installs in the mount upper end.

Preferably, dust collector includes the pneumatic cylinder No. two, the mounting panel is installed to the pneumatic cylinder lower extreme No. two, a plurality of brush hair is installed to the mounting panel lower extreme, two blowing fans are installed at support frame upper end rear portion, support frame upper end front portion is opened there is the installing port, the pneumatic cylinder No. two passes through the installing port and installs in support frame upper end front portion.

Preferably, conveyor includes the conveyer belt, conveyer belt left end forward-mounted has a push roller No. one, No. two motors are installed to a push roller left end, No. two motors are installed at a base left end front portion, No. two push rollers are installed at conveyer belt left end rear portion, the conveyer belt is installed between a base and No. two bases through a push roller and No. two push rollers.

Preferably, testing arrangement includes No. three pneumatic cylinders, No. three pneumatic cylinder left ends are installed and are detected the post, detect the post upper end and install flexible post, test probe is installed to flexible post lower extreme, No. three pneumatic cylinders are installed at No. two base upper ends middle parts.

Preferably, centre gripping fixing device includes a cylinder and No. two cylinders, the grip block is all installed to the one end that a cylinder and No. two cylinders correspond, two the antiskid cushion is all installed to the one end that the grip block corresponds, install respectively in mount right-hand member lower part and left end lower part with No. two cylinders.

Preferably, control display device includes the controller, controller upper end forward-mounted has the warning light, controller left end forward-mounted has display screen 971, the operation zone is installed at controller left end rear portion, the controller is installed on mount left end upper portion.

Preferably, the rotating shaft is connected with the connecting plate at the lower end through the movable groove, and when the rotating shaft rotates, the two scanners are not in contact with the inner wall of the fixed frame.

Preferably, the bristles and the two blowing fans vertically correspond to the clamping plate.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention relates to a continuous automatic detection device for a large-size thick copper multilayer PCB, which comprises a clamping plate, a first pushing roller, a second pushing roller, a first hydraulic cylinder, a third hydraulic cylinder, a detection probe, a support plate, a first hydraulic cylinder, a second hydraulic cylinder, a third hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a sixth hydraulic cylinder, a fifth hydraulic cylinder, a sixth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a third hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder, a fourth hydraulic cylinder, a third hydraulic cylinder, a fourth hydraulic cylinder, a third hydraulic cylinder, a fourth hydraulic cylinder, and drive the pivot through a motor, drive the scanner of lower extreme when the pivot rotates to carry out the skew detection of full aspect to the PCB board, thereby improved the detection effect of PCB board.

2. According to the continuous automatic detection device for the large-size thick-copper multilayer PCB, when the PCB is transported by the conveyer belt, the mounting plate at the lower end and the bristles on the mounting plate are driven to move downwards by the second hydraulic cylinder on the dust removal device, so that the PCB placed on the clamping plate is conveyed to be dedusted by the bristles, and fine dust on the PCB can be blown away by the two blowing fans, so that the use effect of the PCB is improved, and the detection accuracy of the PCB is also improved.

3. According to the continuous automatic detection device for the large-size thick-copper multilayer PCB, the first air cylinder and the second air cylinder on the clamping and fixing device drive the clamping plates on the first air cylinder and the second air cylinder to clamp the PCB, so that the PCB is prevented from shaking during detection, the first air cylinder and the second air cylinder can drive the clamping plates on the first air cylinder and the second air cylinder to adjust, the device can clamp PCBs of different models, and therefore the applicability of the device is improved.

Drawings

FIG. 1 is an overall structure diagram of a continuous automatic detection device for a large-size thick copper multilayer PCB board of the present invention;

FIG. 2 is a schematic structural diagram of an offset detection device of the continuous automatic detection device for a large-size thick copper multilayer PCB of the present invention;

FIG. 3 is a schematic structural diagram of a dust removing device of the continuous automatic detection device for the large-size thick copper multilayer PCB of the invention;

FIG. 4 is a structural diagram of a conveying device of the continuous automatic detection device for a large-size thick copper multilayer PCB of the present invention;

FIG. 5 is a schematic structural diagram of a testing device of the continuous automatic detection device for a large-size thick copper multilayer PCB of the present invention;

FIG. 6 is a schematic structural view of a clamping and fixing device of the continuous automatic detection device for a large-size thick copper multilayer PCB of the present invention;

fig. 7 is a schematic structural diagram of a control display device of the continuous automatic detection device for the large-size thick copper multilayer PCB of the present invention.

In the figure: 1. a first base; 2. an offset detection device; 3. a dust removal device; 4. a conveying device; 5. a testing device; 6. a clamping fixture; 7. controlling a display device; 8. a second base; 9. placing a clamping plate; 10. a fixed mount; 11. a movable groove; 12. a chute; 13. a support frame; 20. a first motor; 21. a first hydraulic cylinder; 22. a support plate; 23. a slider; 24. a rotating shaft; 25. a connecting plate; 26. a scanner; 27. scanning the probe; 30. a second hydraulic cylinder; 31. mounting a plate; 32. brushing; 33. an installation port; 34. blowing a fan; 40. a conveyor belt; 41. a first push roller; 42. a second push roller; 43. a second motor; 50. a third hydraulic cylinder; 51. a detection column; 52. a telescopic column; 53. detecting a probe; 60. a first cylinder; 61. a second cylinder; 62. a clamping plate; 63. an anti-slip soft cushion; 70. a controller; 71. a warning light; 72. a display screen; 73. an operation area.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, a continuous automatic detection device of thick copper multilayer PCB board of jumbo size, including base 1 and No. two bases 8, install conveyor 4 between base 1 and No. two bases 8 jointly, conveyor 4 upper end and lower extreme all install a plurality of and place chucking board 9, base 1 and No. two bases 8 upper end front portions install support frame 13 jointly, dust collector 3 is installed to support frame 13 upper end, No. two bases 8 upper end mid-mounting has testing arrangement 5, base 1 and No. two bases 8 upper end rear portions install mount 10 jointly, mount 10 left end lower part and right-hand member lower part install centre gripping fixing device 6 jointly, mount 10 left end upper portion installs control display device 7, mount 10 upper end middle part is opened there is movable groove 11, mount 10 upper end front portion and upper end rear portion all open spout 12, skew detection device 2 is installed jointly to two spout 12 upper ends.

The deviation detection device 2 comprises a motor 20, a support plate 22 is arranged at the lower end of the motor 20, sliding blocks 23 are arranged at the front part of the lower end and the rear part of the lower end of the support plate 22, the support plate 22 is arranged at the upper end of a fixed frame 10 through two sliding blocks 23, a hydraulic cylinder 21 is arranged at the right end of the support plate 22, a rotating shaft 24 is fixedly arranged at the output end of the motor 20, a connecting plate 25 is arranged at the lower end of the rotating shaft 24, scanners 26 are arranged at the front part of the lower end and the rear part of the lower end of the connecting plate 25, scanning probes 27 are arranged at the lower ends of the two scanners 26, the motor 20 is arranged at the upper end of the fixed frame 10 through the support plate 22, the support plate 22 is driven through the hydraulic cylinder 21, the support plate 22 slides on the fixed frame 10 through the sliding blocks 23, so that the motor 20 moves, the two scanners 26 at the lower end scan and detect the PCB, and the rotating shaft 24 is driven through the motor 20, the rotation shaft 24 drives the lower scanner 26 when rotating, so as to perform all-around offset detection on the PCB, thereby improving the detection effect of the PCB.

Dust collector 3 includes pneumatic cylinder 30 No. two, mounting panel 31 is installed to pneumatic cylinder 30 lower extreme No. two, a plurality of brush hair 32 is installed to mounting panel 31 lower extreme, support frame 13 upper end rear portion is installed two and is blown fan 34, support frame 13 upper end front portion is opened there is installing port 33, No. two pneumatic cylinder 30 passes through installing port 33 and installs at support frame 13 upper end front portion, it is downward to drive mounting panel 31 of lower extreme and brush hair 32 above that through No. two pneumatic cylinder 30, thereby pass through brush hair 32 when making place the PCB board on chucking board 9 and carry, in order to carry out the ash removal, and blow fan 34 through two, can blow away the tiny dust on the PCB board, not only improved PCB board result of use, and also improved the accurate nature that the PCB board detected.

Conveyor 4 includes

conveyer belt

40, 40 left end forward-mounted of conveyer belt has push roller 41 No. one, No. two motors 43 are installed to push roller 41 left end No. one, No. two motors 43 are installed anterior at 1 left end of a base, No. two push roller 42 are installed to 40 left end rear portions of conveyer belt, conveyer belt 40 is installed between 1 and No. two bases 8 through push roller 41 and No. two push roller 42, place the PCB board on conveyer belt 40 through placing chucking board 9, drive push roller 41 through No. two motors 43 and rotate after that, thereby push roller 41 drives conveyer belt 40 and detect in order to carry the PCB board, not only alleviateed staff's work load, and through conveyer belt 40 to PCB board automatic transportation, the detection efficiency of device has also been improved.

Testing arrangement 5 includes No. three pneumatic cylinder 50, and No. three pneumatic cylinder 50 left ends are installed and are detected post 51, detect post 51 upper end and install flexible post 52, and detection probe 53 is installed to flexible post 52 lower extreme, and No. three pneumatic cylinder 50 is installed in No. two 8 upper ends middle parts, drives through No. three pneumatic cylinder 50 and detects post 51 and move about to make detection probe 53 contact pad and the via hole on the PCB board, thereby test the component on it.

Centre gripping fixing device 6 includes cylinder 60 and No. two cylinders 61, grip block 62 is all installed to the one end that cylinder 60 and No. two cylinders 61 correspond, antiskid cushion 63 is all installed to the one end that two grip block 62 correspond, cylinder 60 and No. two cylinders 61 are installed respectively in mount 10 right-hand member lower part and left end lower part, grip block 62 that drives it through cylinder 60 and No. two cylinders 61 carries out the centre gripping to the PCB board, avoid the PCB board can appear rocking when examining, and can drive grip block 62 on it through cylinder 60 and No. two cylinders 61 and adjust, make the device can press from both sides the PCB board of tight different models, thereby the suitability of device has been improved.

The control display device 7 comprises a controller 70, a warning lamp 71 is installed on the front portion of the upper end of the controller 70, a display screen 72 is installed on the front portion of the left end of the controller 70, an operation area 73 is installed on the rear portion of the left end of the controller 70, the controller 70 is installed on the upper portion of the left end of the fixing frame 10, a test signal is transmitted to the controller 70 through the testing device 5 and the deviation detecting device 2, and when the detected information is deviated from a set value of a PCB, the detected PCB is warned to be unqualified through the warning lamp 71.

The rotating shaft 24 is connected with a connecting plate 25 at the lower end through the movable groove 11, and when the rotating shaft 24 rotates, the two scanners 26 are not in contact with the inner wall of the fixed frame 10.

The bristles 32 and the two blowing fans 34 correspond up and down to the position where the chucking plate 9 is placed.

It should be noted that the invention is a continuous automatic detection device for large-size thick copper multilayer PCB, firstly, the PCB is placed on the conveyer belt 40 on the conveyer device 4 by placing the clamping plate 9, then the first push roller 41 is driven to rotate by the second motor 43, the first push roller 41 drives the conveyer belt 40 to detect the PCB, thereby not only reducing the workload of the workers, but also automatically transporting the PCB by the conveyer belt 40 and improving the detection efficiency of the device, when the PCB is transported and passes through the lower end of the dust removal device 3, the second hydraulic cylinder 30 drives the mounting plate 31 at the lower end and the brush bristles 32 on the mounting plate to move downwards, thereby the PCB placed on the clamping plate 9 passes through the brush bristles 32 to remove dust when being transported, and the two blowing fans 34 can blow away fine dust on the PCB, thereby not only improving the use effect of the PCB, and also improves the PCB detection accuracy, when the PCB is conveyed to the lower end of the testing device 5, the third hydraulic cylinder 50 drives the detection column 51 to move, so that the detection probe 53 contacts the welding pad and the access hole on the PCB, so as to test the element on the PCB, after the test, the PCB is conveyed to the lower end of the fixing frame 10 by the conveyer belt 40, the first air cylinder 60 and the second air cylinder 61 drive the clamping plate 62 thereon to clamp the PCB, the PCB is prevented from shaking during the detection, and the first air cylinder 60 and the second air cylinder 61 can drive the clamping plate 62 thereon to adjust, so that the device can clamp PCBs of different types, so as to improve the applicability of the device, then the first hydraulic cylinder 21 on the offset detection device 2 drives the support plate 22, the support plate 22 slides on the fixing frame 10 through the slide block 23, so as to enable the first motor 20 to move, thereby two scanners 26 of messenger's lower extreme aim at the PCB board and scan and detect, and drive pivot 24 through a motor 20, the scanner 26 of pivot 24 drive lower extreme when rotating, in order to carry out the skew detection of full aspect to the PCB board, thereby the detection effect of PCB board has been improved, at last in will testing letter transmission to the controller 70 on the control display device 7 when testing arrangement 5 and skew detection device 2 detect, when detecting information and PCB board setting value deviation, the PCB board nonconforming of warning detection through warning lamp 71.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a continuous automatic checkout device of thick copper multilayer PCB board of jumbo size, includes base (1) and No. two bases (8), its characterized in that: a conveying device (4) is jointly installed between the first base (1) and the second base (8), a plurality of placing clamping plates (9) are installed at the upper end and the lower end of the conveying device (4), a supporting frame (13) is jointly installed at the front portions of the upper ends of the first base (1) and the second base (8), a dust removing device (3) is installed at the upper end of the supporting frame (13), a testing device (5) is installed at the middle portion of the upper end of the second base (8), a fixing frame (10) is jointly installed at the rear portions of the upper ends of the first base (1) and the second base (8), a clamping and fixing device (6) is jointly installed at the lower portion of the left end and the lower portion of the right end of the fixing frame (10), a control display device (7) is installed at the upper portion of the left end of the fixing frame (10), a movable groove (11) is formed in the middle portion of the upper end of the fixing frame (10), and a sliding groove (12) is formed in the front portion and the rear portion of the upper end of the fixing frame (10), and the upper ends of the two sliding grooves (12) are provided with an offset detection device (2) together.

2. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 1, wherein: skew detection device (2) are including a motor (20), backup pad (22) are installed to a motor (20) lower extreme, slider (23) are all installed to backup pad (22) lower extreme front portion and lower extreme rear portion, install in mount (10) upper end backup pad (22) through two slider (23), pneumatic cylinder (21) are installed to backup pad (22) right-hand member, a motor (20) output end fixed mounting has pivot (24), connecting plate (25) are installed to pivot (24) lower extreme, scanner (26) are all installed to connecting plate (25) lower extreme front portion and lower extreme rear portion, two scanning probe (27) are all installed to scanner (26) lower extreme, a motor (20) is installed in mount (10) upper end through backup pad (22).

3. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 1, wherein: dust collector (3) are including No. two pneumatic cylinders (30), mounting panel (31) are installed to No. two pneumatic cylinder (30) lower extremes, a plurality of brush hair (32) are installed to mounting panel (31) lower extreme, two blowing fans (34) are installed to support frame (13) upper end rear portion, support frame (13) upper end front portion is opened there are installing port (33), No. two pneumatic cylinders (30) are installed at support frame (13) upper end front portion through installing port (33).

4. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 1, wherein: conveyor (4) include conveyer belt (40), conveyer belt (40) left end forward-mounted has a push roller (41), No. two motor (43) are installed to a push roller (41) left end, No. two motor (43) are installed at a base (1) left end anterior, No. two push roller (42) are installed at conveyer belt (40) left end rear portion, install between a base (1) and No. two base (8) through a push roller (41) and No. two push roller (42) conveyer belt (40).

5. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 1, wherein: testing arrangement (5) are including No. three pneumatic cylinder (50), No. three pneumatic cylinder (50) left ends are installed and are detected post (51), flexible post (52) are installed to detection post (51) upper end, test probe (53) are installed to flexible post (52) lower extreme, No. three pneumatic cylinder (50) are installed at No. two base (8) upper end middle parts.

6. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 1, wherein: centre gripping fixing device (6) are including cylinder (60) and No. two cylinder (61), grip block (62) are all installed, two to the one end that cylinder (60) and No. two cylinder (61) correspond grip block (62) correspond one end all installs anti-skidding cushion (63), install respectively in mount (10) right-hand member lower part and left end lower part cylinder (60) and No. two cylinder (61).

7. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 1, wherein: control display device (7) include controller (70), controller (70) upper end forward-mounted has warning light (71), controller (70) left end forward-mounted has display screen (72), operating area (73) are installed to controller (70) left end rear portion, controller (70) are installed in mount (10) left end upper portion.

8. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 2, wherein: the rotating shaft (24) is connected with a connecting plate (25) at the lower end through a movable groove (11), and when the rotating shaft (24) rotates, the two scanners (26) are not in contact with the inner wall of the fixed frame (10).

9. The continuous automatic detection device for the large-size thick copper multilayer PCB as claimed in claim 3, wherein: the bristles (32) and the two blowing fans (34) are vertically corresponding to the position of the placing clamping plate (9).