CN218412285U

CN218412285U - Microscope device for PCB detection

Info

Publication number: CN218412285U
Application number: CN202222288651.8U
Authority: CN
Inventors: 张振清
Original assignee: Shenzhen Vicretek Electronic Technology Co ltd
Current assignee: Shenzhen Vicretek Electronic Technology Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-01-31
Anticipated expiration: 2032-08-30

Abstract

The utility model belongs to the technical field of the PCB detects, especially, be a PCB detects and uses microscope device, including testing platform, light source and micro-camera, PCB detects and still includes with microscope device: the inverted L-shaped mounting rack is mounted above the detection platform and has a degree of freedom of movement in the vertical direction; the suspension connecting plate is connected to the lower side of the horizontal part of the inverted L-shaped mounting frame and has a degree of freedom of movement in the vertical direction; the micro camera is connected to the bottom of the mounting block; the microscope device for PCB detection of the utility model can adjust the horizontal initial position, the horizontal shooting angle and the vertical shooting angle of the microscopic camera, reliably adapt to the position, the shape and the actual shooting requirement of the PCB, has high shooting reliability, and greatly improves the shooting precision, thereby improving the detection precision; the initial vertical height of the device can be adjusted, and the device is more convenient to use and has strong adaptability.

Description

Microscope device for PCB detection

Technical Field

The utility model belongs to the technical field of the PCB detects, concretely relates to PCB detects uses microscope device.

Background

The PCB is a printed circuit board, which is called a printed board for short, and is one of important parts in the electronic industry; almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronics, military weaponry systems, requires printed boards for electrical interconnection between the various components, provided that there are electronic components such as integrated circuits; the printed circuit board consists of an insulating base plate, a connecting wire and a bonding pad for assembling and welding electronic elements, and has the double functions of a conducting circuit and the insulating base plate; the circuit can replace complex wiring to realize electrical connection among elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly lightening the labor intensity of workers; the volume of the whole machine is reduced, the product cost is reduced, the quality and the reliability of the electronic equipment are improved, the printed circuit board has good product consistency, and the standardized design can be adopted, so that the mechanization and the automation in the production process are favorably realized; meanwhile, the whole printed circuit board after assembly and debugging can be used as an independent spare part, so that the exchange and maintenance of the whole product are convenient, and at present, the printed circuit board is widely applied to the production and manufacturing of electronic products.

The appearance damage detection of the PCB is an important measure for PCB detection and is used for judging whether faults such as fracture, bending, desoldering and the like exist in circuit components of the PCB, a microscope device for PCB detection is commonly used for the detection type of the PCB, when the device is used, the device is connected with an upper computer, a microscope camera is used for shooting the appearance form of the corresponding PCB, and then the PCB amplified image of the corresponding position is displayed on the upper computer.

However, in the actual operation process, it is found that when the conventional microscope device for PCB detection is used, the shooting angle of the microscope camera cannot be adjusted according to the position and shape of the PCB and the actual shooting requirement, the shooting reliability is insufficient, and the detection accuracy of the PCB is affected.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a PCB detects uses microscope device has convenient to use, easily adjusts and shoots reliable characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PCB detects uses microscope device, includes testing platform, light source and micro-camera, PCB detects and still includes with microscope device:

the inverted L-shaped mounting rack is mounted above the detection platform and has a degree of freedom of movement in the vertical direction;

the suspension connecting plate is connected to the lower side of the horizontal part of the inverted L-shaped mounting frame and has a vertical movement freedom degree, and the light source is fixed to the bottom surface of the suspension connecting plate;

the installation piece is fixed with the mounting panel on the suspension connecting plate, the installation piece is installed on the mounting panel and have the degree of freedom of movement of horizontal direction, the micro-camera is connected just has the degree of freedom of rotation in the horizontal plane and the vertical plane in installation piece bottom.

As a preferred technical solution of the present invention, the detecting platform further comprises a movable sleeve and a first manual bolt, wherein a stand column is fixed on the top surface of the detecting platform, the movable sleeve is sleeved on the stand column, the first manual bolt is installed on the movable sleeve in a threaded manner, and the end of the first manual bolt abuts against the stand column; the inverted L-shaped mounting frame is mounted on the movable sleeve.

As a preferred technical solution of the present invention, the suspension device further comprises a vertical cylinder, wherein the vertical cylinder is installed on the top surface of the horizontal portion of the inverted L-shaped mounting frame, and a piston rod of the vertical cylinder penetrates through the horizontal portion of the inverted L-shaped mounting frame and is then fixedly connected to the suspension connection plate; and a guide post penetrating through the horizontal part of the inverted L-shaped mounting frame is further fixed on the top surface of the suspension connecting plate.

As an optimal technical scheme of the utility model, still include No. two manual bolts No. one has seted up waist type slide opening on the mounting panel, just No. two manual bolts run through behind the waist type slide opening through the screw thread close the mode soon with the installation piece is connected.

As a preferred technical scheme of the utility model, the mounting plate comprises a second mounting plate, a positioning column, a telescopic spring and a third manual bolt, wherein the second mounting plate is rotatably mounted on the bottom surface of the mounting block by bearing support, the positioning column penetrates through the second mounting plate, a friction disc is fixed at the top end of the positioning column, a limiting disc is fixed at the bottom end of the positioning column, and the telescopic spring is sleeved on the positioning column and is positioned between the friction disc and the second mounting plate; the bottom surface of the second mounting plate is fixed with a mounting piece, the end part of the micro camera is fixed with a connecting piece, the connecting piece is connected with the mounting piece through a rotating shaft in a rotating mode, an arc-shaped sliding hole is formed in the mounting piece, and the third manual bolt penetrates through the arc-shaped sliding hole and then is connected with the connecting piece through a thread screwing mode.

Compared with the prior art, the beneficial effects of the utility model are that: the microscope device for detecting the PCB can adjust the horizontal initial position, the horizontal shooting angle and the vertical shooting angle of the microscope camera, reliably adapt to the position, the shape and the actual shooting requirement of the PCB, has high shooting reliability, and greatly improves the shooting precision, thereby improving the detection precision; the initial vertical height of the device can be adjusted, and the device is more convenient to use and has strong adaptability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

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

fig. 3 is an enlarged schematic view of the utility model at the point B in fig. 1;

in the figure: 1. a detection platform; 2. a column; 3. an active cannula; 4. a first hand bolt; 5. an inverted L-shaped mounting bracket; 6. a suspension connecting plate; 7. a light source; 8. a micro-camera; 9. a vertical cylinder; 10. a guide post; 11. a first mounting plate; 12. a waist-shaped slide hole; 13. mounting blocks; 14. a second hand bolt; 15. a second mounting plate; 16. a positioning column; 17. a tension spring; 18. a friction disk; 19. a limiting disc; 20. mounting a sheet; 21. connecting sheets; 22. an arc-shaped slide hole; 23. third hand bolt.

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. 1-3, the present invention provides the following technical solutions: a PCB detects and uses microscope device, includes testing platform 1, light source 7 and micro-camera 8, PCB detects and uses microscope device still to include: the inverted L-shaped mounting rack 5 is mounted above the detection platform 1, and has a moving degree of freedom in the vertical direction; the suspension connecting plate 6 is connected to the lower side of the horizontal part of the inverted L-shaped mounting frame 5 and has a vertical movement freedom degree, and the light source 7 is fixed to the bottom surface of the suspension connecting plate 6; the PCB board detection device comprises a mounting block 13, wherein a first mounting plate 11 is fixed on a suspension connecting plate 6, the mounting block 13 is mounted on the first mounting plate 11 and has a moving degree of freedom in the horizontal direction, a micro camera 8 is connected to the bottom of the mounting block 13 and has a rotating degree of freedom in the horizontal plane and the vertical plane, when the PCB board detection device is used, a PCB board to be detected is placed on a detection platform 1, the inverted L-shaped mounting frame 5 has a moving degree of freedom in the vertical direction, the initial height of the micro camera 8 can be adjusted according to the actual condition of the PCB board before detection, the micro camera 8 is connected with an upper computer, and the micro camera 8 is matched with the micro camera 8 through a light source 7, so that the micro camera 8 can more clearly shoot the appearance structure of the PCB board, and shot information is amplified and displayed on the upper computer for detection; in addition, because the mounting block 13 has a moving freedom degree in the horizontal direction and the micro-camera 8 has a rotating freedom degree in the horizontal plane and the vertical plane, the horizontal initial position, the horizontal shooting angle and the vertical shooting angle of the micro-camera 8 can be adjusted according to the position, the shape and the actual shooting requirement of the PCB, the shooting reliability is high, the shooting precision is greatly improved, and the detection precision is improved; the initial vertical height of the micro camera 8 of the device can be adjusted, and the device is more convenient to use and has strong adaptability.

Specifically, as shown in fig. 1, in this embodiment, the detection platform further includes a movable sleeve 3 and a manual bolt 4, a column 2 is fixed on the top surface of the detection platform 1, the movable sleeve 3 is sleeved on the column 2, the manual bolt 4 is installed on the movable sleeve 3 through a thread screwing mode, an end of the manual bolt 4 abuts against the column 2, the inverted L-shaped mounting frame 5 is fixedly connected with the movable sleeve 3 through a bolt, the manual bolt 4 is unscrewed, the height of the inverted L-shaped mounting frame 5 can be adjusted, and therefore the initial vertical height of the microscope camera 8 is adjusted, and the manual bolt 4 is screwed after the adjustment is completed.

Specifically, as shown in fig. 1, in this embodiment, the suspension device further includes a vertical cylinder 9, the vertical cylinder 9 is installed on a top surface of the horizontal portion of the inverted L-shaped mounting frame 5, and a piston rod of the vertical cylinder 9 penetrates through the horizontal portion of the inverted L-shaped mounting frame 5 and is fixedly connected to the suspension connecting plate 6; the top surface of suspension connecting plate 6 is still fixed with the guide post 10 that runs through the setting of the 5 horizontal parts of the form mounting bracket that falls, and the piston rod of perpendicular cylinder 9 provides the power that suspension connecting plate 6 removed along vertical direction, and the piston rod of perpendicular cylinder 9 promotes suspension connecting plate 6 and moves down, and suspension connecting plate 6 drives light source 7 and micro-camera 8 and moves down and is close to testing platform 1.

Specifically, as shown in fig. 1, in this embodiment, a second manual bolt 14 is further included, a waist-shaped sliding hole 12 is formed in the first mounting plate 11, the second manual bolt 14 penetrates through the waist-shaped sliding hole 12 and then is connected with the mounting block 13 in a threaded screwing manner, the second manual bolt 14 is unscrewed, the mounting block 13 can be used to adjust the initial horizontal positions of the light source 7 and the micro-camera 8, and after the adjustment is completed, the second manual bolt 14 is screwed.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, in this embodiment, the mounting plate 15 includes a second mounting plate 15, a positioning post 16, a telescopic spring 17 and a third manual bolt 23, the second mounting plate 15 is rotatably mounted on the bottom surface of the mounting block 13 by using a bearing support, the positioning post 16 penetrates through the second mounting plate 15, a friction disc 18 is fixed at the top end of the positioning post 16, a limiting disc 19 is fixed at the bottom end of the positioning post 16, and the telescopic spring 17 is sleeved on the positioning post 16 and is located between the friction disc 18 and the second mounting plate 15; the bottom surface of the second mounting plate 15 is fixed with a mounting plate 20, the end part of the micro-camera 8 is fixed with a connecting plate 21, the connecting plate 21 is rotatably connected with the mounting plate 20 through a rotating shaft, the mounting plate 20 is provided with an arc-shaped sliding hole 22, a third manual bolt 23 penetrates through the arc-shaped sliding hole 22 and then is connected with the connecting plate 21 in a threaded screwing mode, the second mounting plate 15 can be rotated, the horizontal rotation angle of the micro-camera 8 is adjusted through the second mounting plate 15, under the elastic force action of a telescopic spring 17, a friction disc 18 is tightly attached to the bottom surface of the mounting block 13 to form sliding friction, and the stability of adjusting the horizontal rotation angle of the micro-camera 8 is ensured; the vertical deflection angle of the micro-camera 8, that is, the pitch angle of the micro-camera 8, can be adjusted by loosening the third manual bolt 23, and then screwing the third manual bolt 23 after the adjustment is completed.

The utility model discloses a theory of operation and use flow: the utility model discloses a microscope device for PCB detects, when using, the PCB board that will wait to detect is placed on testing platform 1, because the form mounting bracket 5 of falling L has the degree of freedom of movement in vertical direction, can adjust the initial height of installing micro camera 8 to the actual conditions of PCB board before detecting, micro camera 8 connects the host computer, utilize the cooperation of light source 7 and micro camera 8, make micro camera 8 more clear shoot the appearance structure of PCB board, and show the information of shooing enlargingly on the host computer, detect;

in addition, because the mounting block 13 has a moving freedom degree in the horizontal direction and the micro-camera 8 has a rotating freedom degree in the horizontal plane and the vertical plane, the horizontal initial position, the horizontal shooting angle and the vertical shooting angle of the micro-camera 8 can be adjusted according to the position, the shape and the actual shooting requirement of the PCB, the shooting reliability is high, the shooting precision is greatly improved, and the detection precision is improved;

the initial vertical height of the micro camera 8 of the device can be adjusted, and the device is more convenient to use and has strong adaptability.

In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a PCB detects uses microscope device, includes testing platform (1), light source (7) and micro-camera (8), its characterized in that: the microscope device for PCB detection further comprises:

the inverted L-shaped mounting rack (5) is mounted above the detection platform (1) and has a moving degree of freedom in the vertical direction;

the suspension connecting plate (6) is connected to the lower side of the horizontal part of the inverted L-shaped mounting frame (5) and has a vertical movement freedom degree, and the light source (7) is fixed to the bottom surface of the suspension connecting plate (6);

installation piece (13) be fixed with a mounting panel (11) on suspension connecting plate (6), installation piece (13) are installed on mounting panel (11) and have the degree of freedom of movement of horizontal direction, micro-camera (8) are connected installation piece (13) bottom just has the degree of freedom of rotation in the horizontal plane and the vertical plane.

2. The microscope device for PCB inspection according to claim 1, wherein: the detection platform is characterized by further comprising a movable sleeve (3) and a first manual bolt (4), wherein an upright post (2) is fixed on the top surface of the detection platform (1), the movable sleeve (3) is sleeved on the upright post (2), the first manual bolt (4) is installed on the movable sleeve (3) in a threaded screwing mode, and the end portion of the first manual bolt (4) is abutted to the upright post (2); the inverted L-shaped mounting frame (5) is mounted on the movable sleeve (3).

3. The microscope device for PCB inspection according to claim 1, wherein: the suspension connecting plate is characterized by further comprising a vertical cylinder (9), wherein the vertical cylinder (9) is installed on the top surface of the horizontal part of the inverted L-shaped mounting frame (5), and a piston rod of the vertical cylinder (9) penetrates through the horizontal part of the inverted L-shaped mounting frame (5) and then is fixedly connected with the suspension connecting plate (6); and a guide post (10) penetrating through the horizontal part of the inverted L-shaped mounting frame (5) is further fixed on the top surface of the suspension connecting plate (6).

4. The microscope device for PCB inspection according to claim 1, wherein: still include No. two manual bolt (14) No. one mounting panel (11) is last to have seted up waist type slide opening (12), just No. two manual bolt (14) run through behind waist type slide opening (12) through the screw thread closure mode with installation piece (13) are connected.

5. The microscope device for PCB inspection according to claim 1, wherein: the mounting structure is characterized by further comprising a second mounting plate (15), a positioning column (16), an expansion spring (17) and a third manual bolt (23), wherein the second mounting plate (15) is rotatably mounted on the bottom surface of the mounting block (13) through bearing support, the positioning column (16) penetrates through the second mounting plate (15), a friction disc (18) is fixed at the top end of the positioning column (16), a limiting disc (19) is fixed at the bottom end of the positioning column (16), and the expansion spring (17) is sleeved on the positioning column (16) and is located between the friction disc (18) and the second mounting plate (15); the bottom surface of No. two mounting panels (15) is fixed with installation piece (20) the end fixing of micro-camera (8) has connection piece (21), just connection piece (21) with installation piece (20) utilize the pivot to rotate and link to each other arc sliding hole (22) have been seted up on installation piece (20), no. three hand bolt (23) run through behind arc sliding hole (22) through the screw thread closure mode with connection piece (21) are connected.