CN217030877U

CN217030877U - Light source lighting device for PCB visual detection

Info

Publication number: CN217030877U
Application number: CN202220678258.7U
Authority: CN
Inventors: 赵飞; 官小宝; 姜俊
Original assignee: Suzhou Meirio Electronic Technology Co ltd
Current assignee: Suzhou Meirio Electronic Technology Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-22
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a light source lighting device for PCB visual detection, which comprises a light source fixing support, a light source light-emitting structure, an active heat dissipation structure, a control main board and a frame, wherein the light source fixing support, the light source light-emitting structure, a quick-release connecting piece, the active heat dissipation structure and the control main board are sequentially arranged from top to bottom, the light source light-emitting structure is arranged on the frame through the quick-release connecting piece, the light source light-emitting structure comprises a light source, a light-gathering cup, a plane convex lens and a light-gathering cup holder, the light source is arranged in the light-gathering cup, and the plane convex lens is arranged at the port of the light-gathering cup. The utility model adopts the high-power and high-efficiency LED light source, thereby prolonging the service life of the light source; the high-light-transmission light-gathering plane convex lens is adopted to gather and shape the light beams emitted by the light source, so that the light source emits light uniformly and has a better effect.

Description

Light source lighting device for PCB visual detection

Technical Field

The utility model relates to the technical field of PCB visual detection equipment, in particular to a light source lighting device for PCB visual detection.

Background

The existing PCB visual detection equipment adopts a halogen lamp for illumination, and meanwhile, a high-power fan is adopted in the equipment for light source heat dissipation, so that the temperature of a light source is reduced. Meanwhile, the conversion efficiency of the lighting equipment is low, so that a large power supply system is often needed to be matched on the equipment, the whole machine is installed, the debugging difficulty is large, the maintenance cost is high, and most halogen lamps adopt a filament which is electrified, heated and luminous to generate a lighting effect. And the fusing fault of the filament is easy to occur under the long-time high-temperature state, so that the equipment fault is high. While the use of halogen lamps is inefficient in terms of energy consumption and not capable of frequent switching, resulting in a much shorter life.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a light source illumination device for PCB vision inspection, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PCB visual detection's light source lighting device, includes light source fixed bolster, light source light-emitting structure, active heat radiation structure, control mainboard and frame, light source fixed bolster, light source light-emitting structure, quick detach connecting piece, active heat radiation structure, control mainboard from the top down set gradually, light source light-emitting structure passes through the quick detach connecting piece and installs on the frame, light source light-emitting structure includes light source, spotlight cup, plane convex lens and spotlight glass stand, spotlight glass stand fixed mounting is on the light source fixed bolster, the light source sets up in the spotlight cup, plane convex lens sets up at spotlight cup port.

As a further optimization, the active heat dissipation structure includes a first heat dissipation fan, a second heat dissipation fan and a heat dissipation block, and the first heat dissipation fan is installed at an end portion of the heat dissipation block and located between the heat dissipation block and the control mainboard.

As a further optimization, the second heat dissipation fan is installed on the frame, and the back surface of the second heat dissipation fan is close to the side surface of the light source light-emitting structure.

As a further optimization, the light source is mounted on a heat sink.

Preferably, the light source fixing bracket is provided with a plurality of light source penetrating holes, and the axes of the light source penetrating holes coincide with the axes of the light sources one by one.

As a further optimization, the light source fixing bracket is provided with a heat dissipation strip with good heat conductivity.

Preferably, the side wall of the light source penetrating hole is provided with a locking hole.

Advantageous effects

The light source lighting device for PCB visual detection provided by the utility model adopts a high-power and high-efficiency LED light source, and the service life of the light source is prolonged;

the high-light-transmission light-gathering plane convex lens is adopted to gather and shape the light beams emitted by the light source, so that the light source emits light uniformly and has a better effect. The utility model has the advantages of convenient installation, simple operation, convenient maintenance and greatly prolonged service life.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic top view and a schematic cross-sectional view of a light emitting structure of a light source of the present invention.

Reference numerals

The light source fixing support comprises a light source fixing support 1, a light source light emitting structure 2, a quick-release connecting piece 3, an active heat dissipation structure 4, a first heat dissipation fan 41, a second heat dissipation fan 42, a heat dissipation block 43, a control main board 5, a frame 6, a light gathering cup 7, a plane convex lens 8, a light source 9 and a locking hole 10.

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.

Referring to fig. 1-3, a light source lighting device for PCB visual inspection comprises a light source fixing support 1, a light source light-emitting structure 2, an active heat-dissipating structure 4, a control mainboard 5 and a frame 6, wherein the light source fixing support 1, the light source light-emitting structure 2, a quick-release connector 3, the active heat-dissipating structure 4 and the control mainboard 5 are sequentially arranged from top to bottom, the light source light-emitting structure 2 is mounted on the frame 6 through the quick-release connector 3, the quick-release connector 3 is locked by screws to disassemble a single module in a whole set of light source for maintenance, the light source light-emitting structure 2 comprises a light source 9, a light-focusing cup 7, a planar convex lens 8 and a light-focusing cup holder 12, the light-focusing cup holder 12 is fixedly mounted on the light source fixing support 1, the light source 9 is arranged in the light-focusing cup 7, the planar convex lens 8 is arranged at the port of the light-focusing cup 7, a plurality of light source through holes are arranged on the light source fixing support 1, the axes of the light source penetrating holes coincide with the axes of the light sources 9 one by one, the light source light-emitting structure 2 passes through the light-gathering cup 7 and then is subjected to light gathering by the high-transmittance light-gathering plane convex lens 6, the light in the light source light-emitting structure 2 is gathered at the center of the light source penetrating holes of the light source fixing support 1, the active heat-dissipating structure 4 comprises a first heat-dissipating fan 41, a second heat-dissipating fan 42 and a heat-dissipating block 43, the first heat-dissipating fan 41 is arranged at the end part of the heat-dissipating block 43, and is located between the heat-dissipating block 43 and the control main board 5, the light source 9 is mounted on the heat-dissipating block 43, through closely laminating, will arrange the heat that produces in the light source use fast and disperse, reduce whole temperature, control mainboard 5 will be controlled the luminance and the state of light source one by one, integrated the control unit and the communication unit in 5, carry out closely the integration with the system greatly.

In the present embodiment, the second heat dissipation fan 42 is installed on the frame 6, and a back surface of the second heat dissipation fan 42 is close to a side surface of the light source light emitting structure 2.

In this embodiment, the light source fixing bracket 1 is provided with a heat dissipation strip with good heat conductivity for conducting heat of the light source fixing bracket 1 and removing the heat through the second heat dissipation fan 42.

In this embodiment, the side wall of the light source penetrating hole is provided with a locking hole 10 for fixing the optical fiber and preventing the optical fiber from rotating arbitrarily.

The working principle is as follows: an external optical fiber connector is accessed into the equipment through the light source fixing support 1, and the optical fiber is fixed through the locking hole 10, so that the optical fiber is prevented from rotating randomly; carry out high light transmissivity spotlight plane convex lens 6 again and carry out light and assemble in the light source light-emitting structure 2 after through spotlight cup 7, concentrate the light in the light source light-emitting structure 2 and throw out, the gathering is in the light source through hole central point of light source fixed bolster 1 and puts, quick detach connecting piece 3 carries out the screw lock and attaches, can disassemble single module in the whole set of light source, maintain, light source 9 in the light source light-emitting structure 2 is fixed on active heat radiation structure 4's structure surface radiating block 43, through closely laminating, will carry out the heat that produces in the light source use and arrange fast and loose, reduce the bulk temperature, through control mainboard 5, luminance and the state that can be one by one to the light source is controlled, control unit and communication unit have been integrated in 5, the system closely integrates greatly.

The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a PCB visual detection's light source lighting device, includes light source fixed bolster (1), light source light-emitting structure (2), active heat radiation structure (4), control mainboard (5) and frame (6), its characterized in that: light source fixed bolster (1), light source light-emitting structure (2), quick detach connecting piece (3), active heat radiation structure (4), control mainboard (5) from the top down set gradually, light source light-emitting structure (2) are installed on frame (6) through quick detach connecting piece (3), light source light-emitting structure (2) are including light source (9), spotlight cup (7), plane convex lens (8) and spotlight glass stand (12), spotlight glass stand (12) fixed mounting is on light source fixed bolster (1), light source (9) set up in spotlight cup (7), plane convex lens (8) set up at spotlight cup (7) port.

2. The light source lighting device for PCB visual inspection according to claim 1, wherein: the active heat dissipation structure (4) comprises a first heat dissipation fan (41), a second heat dissipation fan (42) and a heat dissipation block (43), wherein the first heat dissipation fan (41) is installed at the end part of the heat dissipation block (43) and is located between the heat dissipation block (43) and the control main board (5).

3. The light source lighting device for PCB visual inspection according to claim 2, wherein: the second heat dissipation fan (42) is installed on the frame (6), and the back of the second heat dissipation fan (42) is close to the side face of the light source light emitting structure (2).

4. The light source lighting device for PCB visual inspection according to claim 2, wherein: the light source (9) is mounted on the heat dissipation block (43).

5. The light source lighting device for PCB visual inspection according to claim 1, wherein: the light source fixing support (1) is provided with a plurality of light source penetrating holes, and the axes of the light source penetrating holes are overlapped with the axes of the light sources (9) one by one.

6. The light source lighting device for PCB visual inspection according to claim 5, wherein: the light source fixing support (1) is provided with a heat dissipation strip with good heat conductivity.

7. The light source illumination device for PCB visual inspection according to claim 5, wherein: the side wall of the light source penetrating hole is provided with a locking hole (10).