CN214369563U

CN214369563U - Dome light source

Info

Publication number: CN214369563U
Application number: CN202120345999.9U
Authority: CN
Inventors: 王晶晶; 吴俊辉
Original assignee: Dongguan Ruishi Optoelectronics Technology Co Ltd
Current assignee: Dongguan Ruishi Optoelectronics Technology Co Ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-10-08
Anticipated expiration: 2031-02-06

Abstract

The utility model provides a dome light source, the dome light source include annular diffuser plate, set up in the first lamp plate at diffuser plate top, center on the diffuser plate and the border of first lamp plate, first lamp plate is the loop configuration, the border with be provided with the fixing base between the diffuser plate and be fixed in the second lamp plate of fixing base. The utility model provides a dome light source can carry out the light filling to the low angle department of dome light source to satisfy the detection demand.

Description

Dome light source

Technical Field

The utility model relates to a machine vision light source detects technical field, especially relates to a dome light source.

Background

The illumination plays an important role in determining the result of machine vision inspection, and the light source for illumination directly influences the quality and application effect of data input in the vision inspection technology. Along with the difference to the detection demand and the detection requirement of different objects of waiting to detect, current detection light source has had dome light source, arch light source, coaxial light source etc. and is used for satisfying some special detection object or special detection demand, but to some marking damage to frosted surface, metal or glass surface reflection of light stronger object surface detection, the defect detection of edge profile, the requirement of this type of detection to the light source is than higher, present light source still is difficult to reach the requirement, mainly because the luminance of above-mentioned light source when low angle is too low, satisfy the detection demand and then need set up an annular light source in addition and above-mentioned light source combination in low angle department, the annular light source that sets up in addition then carries out the light filling to the low angle department of above-mentioned light source, can cause the inconvenience of using like this.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a dome light source to improve the above problems.

In a first aspect, the utility model provides a dome light source, the dome light source include annular diffuser plate, set up in the first lamp plate at diffuser plate top, center on the diffuser plate and the border of first lamp plate, first lamp plate is the annular structure, the border with be provided with the fixing base between the diffuser plate and be fixed in the second lamp plate of fixing base.

Preferably, the periphery comprises a fixing part surrounding the diffusion plate, a dome part arranged above the first lamp panel, and a vertical part connecting the fixing part and the dome part.

Preferably, the first lamp panel faces one side of vault portion is provided with the lamp pearl, the internal wall coating of vault portion and the vertical portion of institute has the diffuse reflection white lacquer.

More preferably, a through hole is provided at the center of the dome portion.

Preferably, the dome light source further comprises a first control cable connected with the first lamp panel and a second control cable connected with the second lamp panel.

Preferably, a fixing plate is disposed between the first lamp panel and the diffusion plate.

More preferably, the diffusion plate includes a light-transmitting portion in a vertical direction and a fixing rim extending outward along a bottom end of the light-transmitting portion.

Preferably, the fixing seat comprises a transverse fixing part and a vertical fixing part perpendicular to the transverse fixing part.

More preferably, the fixed plate is the annular and includes along the arch of upwards extending in the annular, first lamp plate centers on protruding and being fixed in on the fixed plate.

Preferably, the second lamp plate is an annular lamp plate, and vertically surrounds the diffuser plate setting makes the light that the second lamp plate sent jets out through the diffuser plate.

The technical effects of the utility model are that: the utility model provides a dome light source, which can supplement light to the low-angle part of the dome light source to meet the detection requirement;

can also go out to low angle light filling structure independent control bright, carry out on-off control to it according to the in-service use demand, prevent that the energy is extravagant.

Drawings

Fig. 1 is a perspective view of a dome light source according to an embodiment of the present invention;

fig. 2 is a perspective view of a dome light source in another direction according to an embodiment of the present invention;

FIG. 3 is an exploded view of FIG. 1;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 1;

fig. 5 is a schematic light path diagram of a dome light source according to an embodiment of the present invention.

Reference numerals:

100. a dome light source; 10. a diffusion plate; 11. a light-transmitting portion; 12. fixing the edge; 20. a first lamp panel; 30. a fixing plate; 31. a protrusion; 40. a second lamp panel; 50. a fixed seat; 51. a transverse fixing portion; 52. a vertical fixing portion; 60. a circle; 61. a fixed part; 611. an avoidance groove; 62. a dome portion; 621. a through hole; 63. a vertical portion; 71. a first control cable; 72. a second control cable; 73. a fixing sheet; 80. lamp bulb

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 efforts belong to the protection scope of the present invention.

The utility model provides a dome light source 100, as shown in fig. 1-5, dome light source 100 includes annular diffuser plate 10, first lamp plate 20, fixed plate 30, second lamp plate 40, fixing base 50, border 60.

The diffusion plate 10 is of an annular structure, the diffusion plate 10 includes a light transmission portion 11 and a fixing edge 12, the light transmission portion 11 is annular and is arranged along a vertical direction, the fixing edge 12 is formed by extending outwards from the bottom end of the light transmission portion 11, and the fixing edge 12 is used for fixing the transverse fixing portion 51 of the fixing seat 50. The first lamp panel 20 is disposed on the top of the diffusion plate 10, and the circumference 60 surrounds the diffusion plate 10 and the first lamp panel 20; wherein, first lamp plate 20 is ring structure and level and sets up in the top of diffuser plate 10, still is provided with fixed plate 30 between the top of first lamp plate 20 and diffuser plate 10, fixed plate 30 is the annular and includes along the annular in along the arch 31 that upwards extends, first lamp plate 20 centers on arch 31 is fixed in on the fixed plate 30. First lamp plate 20 towards one side of vault portion 62 is provided with lamp pearl 80, and lamp pearl 80 on the first lamp plate 20 shines with certain luminous angle, and the light that lamp pearl 80 on the first lamp plate 20 sent evenly reflects through the diffuse reflection white paint on the inner wall of border 60, and the diffuse reflection white paint of 62 departments of dome portion finally shines to the center department of placing the object of waiting to detect after reflecting downwards to realize conventional visual detection, as shown in the dotted arrow of upper portion in figure 5.

A fixing seat 50 and a second lamp panel 40 vertically fixed on the fixing seat 50 are arranged between the periphery 60 and the diffusion plate 10. Specifically, fixing base 50 including horizontal fixed part 51 and with horizontal fixed part 51 vertically vertical fixed part 52, horizontal fixed part 51 is fixed in on the fixed border 12 of diffuser plate 10, on vertical fixed part 52 is fixed in the fixed part 61 of week 60, second lamp plate 40 is the annular lamp plate that sets up between diffuser plate 10 and fixing base 50, and second lamp plate 40 is vertical centers on diffuser plate 10 sets up and bottom butt on horizontal fixed part 51, top and fixed plate 30 butt. The second lamp panel 40 is provided with lamp pearl 80 near one side of the diffuser plate 10 so that the light emitted by the second lamp panel 40 irradiates towards the diffuser plate 10 along the horizontal direction, the light passes through the diffuser plate 10 and then uniformly exits to the inner ring of the diffuser plate 10, the light supplement is realized at the low-angle position of the whole dome light source 100, and the light path of the second lamp panel 40 is shown by the dotted arrow at the lower part in fig. 5.

The periphery 60 comprises a fixing part 61 surrounding the diffusion plate 10, a dome part 62 arranged above the first lamp panel 20, and a vertical part 63 connecting the fixing part 61 and the dome part 62. The inner walls of the dome part 62 and the vertical part 63 are coated with diffuse reflection white paint, a through hole 621 is formed in the center of the dome part 62, and a camera in a machine vision system is erected above the through hole 621 to shoot the defect condition of the surface of the object to be detected.

The dome light source 100 further comprises a first control cable 71, a second control cable 72, a fixing sheet 73 fixed on the vertical fixing portion 52, a dodging groove 611 is further formed in the position, corresponding to the fixing sheet 73, of the fixing portion 61 of the periphery 60, two through holes are formed in the fixing sheet 73 and the vertical fixing portion 52 respectively, the first control cable 71 penetrates through the through holes above the fixing sheet 73 and the vertical fixing portion 52 to be connected with the first lamp panel 20 and control the first lamp panel 20, the second control cable 72 penetrates through the through holes below the fixing sheet 73 and the vertical fixing portion 52 to be connected with the second lamp panel 40 and control the second lamp panel 40, the second control cable 72 can independently control the on and off of the second lamp panel 40, independent control of low-angle light supplement is achieved, and switching can be performed according to requirements.

To sum up, the utility model provides a dome light source 100 can carry out the light filling to dome light source 100's low angle department, can also go out to low angle light filling structure independent control bright, carries out on-off control to it according to the in-service use demand.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a dome light source, its characterized in that, the dome light source include annular diffuser plate, set up in the first lamp plate at diffuser plate top, center on the diffuser plate and the border of first lamp plate, first lamp plate is the annular structure, the border with be provided with the fixing base between the diffuser plate and be fixed in the second lamp plate of fixing base.

2. A dome light source as claimed in claim 1, wherein the perimeter comprises a fixing portion surrounding the diffuser plate, a dome portion disposed above the first light panel, and a vertical portion connecting the fixing portion and the dome portion.

3. A dome light source as claimed in claim 2, wherein a lamp bead is provided on the side of the first lamp panel facing the dome portion, and the inner walls of the dome portion and the upright portion are coated with a diffusely reflective white paint.

4. A dome light source as claimed in claim 2, wherein a through hole is provided at the centre of the dome portion.

5. The dome light source of claim 1, further comprising a first control cable connected with the first lamp panel and a second control cable connected with the second lamp panel.

6. A dome light source as claimed in claim 1, wherein a fixing plate is provided between the first lamp panel and the diffuser plate.

7. A dome light source as claimed in claim 1, wherein the diffuser plate comprises a light-transmissive portion in the vertical direction and a fixing rim extending outwardly along a bottom end of the light-transmissive portion.

8. A dome light source as claimed in claim 1, wherein the holders comprise a transverse holder and a vertical holder perpendicular to the transverse holder.

9. A dome light source as claimed in claim 6, wherein the fixing plate is annular and includes a protrusion extending upwardly along an inner edge of the annular shape, the first lamp panel surrounding the protrusion and being fixed to the fixing plate.

10. A dome light source as claimed in claim 1, wherein the second light panel is an annular light panel and is arranged vertically around the diffuser panel such that light emitted by the second light panel is emitted through the diffuser panel.