Machine vision detection lighting box

Abstract

A machine vision detection lighting box comprises a lighting cavity formed by sequentially connecting a base, a box body and a cover plate in a surrounding mode. The box body is formed by connecting a plurality of annular mounting plates and annular shielding plates, a plurality of arc mounting holes are formed in the annular mounting plates in the circumferential direction, and light guide assemblies are arranged in the arc mounting holes. According to the utility model, the annular mounting plates and the annular shielding plates can be freely matched by using the annular grooves and the annular bumps, so that the height of the box body and the layout of the light guide assemblies on the box body can be freely set as required, and when products of different models are detected, only the number and the mounting sequence of the annular mounting plates and the annular shielding plates need to be adjusted; the operation is convenient; meanwhile, the light guide assembly is in sliding connection with the arc mounting hole through the spherical guide block, so that the irradiation direction of the light guide assembly can be adjusted at multiple angles; and finally, the light source mechanism is arranged on the outer side of the box body, light beams are irradiated into the illumination cavity through the light guide rod, the heat dissipation difficulty of the light source mechanism is reduced, and the influence of heat on the detection environment in the illumination cavity can be avoided.

Description

Technical Field

[0001] This utility model relates to the field of machine vision inspection technology, and in particular to a machine vision inspection lighting box. Background Technology

[0002] A machine vision inspection lighting box is a device used in machine vision inspection systems. Its main function is to provide a high-quality lighting environment to ensure the clarity and accuracy of image acquisition.

[0003] With the continuous development of machine vision inspection technology, the types and models of items that need to be inspected are becoming more diverse. However, traditional machine vision inspection lighting boxes are generally not universal for different models of items. In particular, when inspecting products of different heights, different lighting boxes often need to be replaced, which takes up a lot of work space and the quality of the lighting environment cannot be guaranteed.

[0004] Therefore, in view of the shortcomings of the existing technology, it is necessary to design a machine vision inspection lighting box to solve the above problems.

[0005] It should be noted that the above introduction to the technical background is only for the purpose of providing a clear and complete explanation of the technical solution of this utility model and facilitating the understanding of those skilled in the art. It should not be assumed that the above content is known to those skilled in the art simply because it has been described in the background section of this utility model. Utility Model Content

[0006] To overcome the shortcomings of the prior art, the present invention discloses a machine vision inspection lighting box to solve the problem of needing to replace different lighting boxes when inspecting different models of products.

[0007] This utility model discloses a machine vision inspection lighting box, including an lighting cavity composed of a base, a box body, and a cover plate connected in sequence. The box body is composed of several annular mounting plates and annular shields connected together. Both the annular mounting plates and the annular shields are provided with annular grooves and annular protrusions that can be connected at their upper and lower ends. Several arc-shaped mounting holes are uniformly provided on the outer side of the annular mounting plates along their circumference. A light guide assembly is provided in the arc-shaped mounting holes. The light guide assembly includes a spherical guide block, a light guide rod, and a light source mechanism. The outer periphery of the spherical guide block is slidably connected to the inner wall of the arc-shaped mounting hole. The spherical guide block is provided with a guide through hole connecting the inner and outer sides of the annular mounting plate. The beam emitting end of the light source mechanism is connected to the light guide rod. The front end of the light guide rod passes through the guide through hole from the outer side of the annular mounting plate and is placed in the lighting cavity.

[0008] Preferred technical solution: The annular mounting plate and the annular cover are arranged alternately.

[0009] Preferred technical solution: The annular mounting plate and the annular cover plate can be continuously installed.

[0010] Preferred technical solution: The cover plate is provided with a detection and operation hole to facilitate operation of the product inside the lighting cavity.

[0011] Preferred technical solution: The base and cover plate are respectively provided with snap-fit ​​structures corresponding to the annular groove and the annular protrusion, which facilitates their assembly and disassembly from the box.

[0012] Preferred technical solution: A heat dissipation structure is provided at the light source mechanism to prevent the light source mechanism from overheating and burning out.

[0013] Due to the application of the above technical solution, the beneficial effects of this utility model compared with the prior art are as follows:

[0014] This utility model discloses a machine vision inspection lighting box. The annular mounting plate and annular shield can be freely matched using annular grooves and annular protrusions, allowing the height of the box and the layout of the light guide components to be freely set as needed. When inspecting different models of products, only the number and installation order of the annular mounting plate and annular shield need to be adjusted, making operation convenient. At the same time, the light guide components are slidably connected to the arc mounting holes through spherical guide blocks, allowing the illumination direction of the light guide components to be adjusted at multiple angles. Finally, the light source mechanism is set on the outside of the box and illuminates the light beam into the lighting cavity through a light guide rod, reducing the heat dissipation difficulty of the light source mechanism and avoiding the impact of heat on the inspection environment inside the lighting cavity. Attached Figure Description

[0015] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0016] Figure 1 This is a schematic diagram of the structure of a machine vision inspection lighting box according to the present invention;

[0017] Figure 2 This is an exploded view of a machine vision inspection lighting box according to the present invention;

[0018] Figure 3 This is a longitudinal sectional view of the annular mounting plate in this utility model;

[0019] Figure 4 This is a longitudinal sectional view of the annular baffle in this utility model;

[0020] Figure 5 This is an exploded view of the light guide component in this utility model.

[0021] In the above attached figures, 1 is the base; 2 is the housing; 21 is the annular mounting plate; 21a is the arc mounting hole; 22 is the annular shield; 3 is the cover plate; 31 is the detection operation hole; 4 is the light guide assembly; 41 is the spherical guide block; 41a is the guide through hole; 42 is the light guide rod; and 43 is the light source mechanism. Detailed Implementation

[0022] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification.

[0023] It should be noted that the terms "first," "second," etc., in the specification, claims, and accompanying drawings of this application are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be used interchangeably where appropriate for the purposes of describing embodiments of this application herein. Furthermore, the terms "comprising" and "having," and their synonyms, are intended to cover non-exclusive inclusion; for example, a process, method, system, product, or apparatus that comprises a series of steps or units is not necessarily limited to those steps or units explicitly listed, but may include other steps or units not explicitly listed or inherent to such processes, methods, products, or apparatus.

[0024] In this application, the terms "upper," "lower," "left," "right," "front," "rear," "top," "bottom," "inner," "outer," "middle," "vertical," "horizontal," "lateral," and "longitudinal" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are primarily for the purpose of better describing the present invention and its embodiments, and are not intended to limit the indicated device, element, or component to having a specific orientation, or to be constructed and operated in a specific orientation.

[0025] Furthermore, in addition to indicating direction or positional relationship, some of the aforementioned terms may also have other meanings. For example, the term "above" may also be used in some cases to indicate a certain dependency or connection relationship. Those skilled in the art can understand the specific meaning of these terms in this utility model according to the specific circumstances.

[0026] Furthermore, the terms "installation," "setting," "equipped with," "connection," "linking," "fitting," and "fitting" should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or an internal connection between two devices, components, or parts. Similarly, "fitting" can mean completely or partially fitted. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. This application will now be described in detail with reference to the accompanying drawings and embodiments.

[0028] Example:

[0029] like Figure 1 As shown, this utility model discloses a machine vision inspection lighting box, including a base 1, a box body 2, a cover plate 3, and a light guide assembly 4. The main components of this utility model will be described in detail below:

[0030] like Figure 1 and Figure 2 As shown, the base 1, the box 2, and the cover plate 3 are connected in sequence to form a lighting cavity.

[0031] like Figure 1 , Figure 2 , convex 3 and Figure 4 As shown, the housing 2 is composed of several annular mounting plates 21 and annular cover plates 22 connected together. Both the annular mounting plates 21 and the annular cover plates 22 are provided with annular grooves and annular protrusions that can be connected at the upper and lower ends. Several arc mounting holes 21a are uniformly provided on the outer side of the annular mounting plates 21 along its circumference.

[0032] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the light guide assembly 4 includes a spherical guide block 41, a light guide rod 42, and a light source mechanism 43. The outer periphery of the spherical guide block 41 is slidably connected to the inner wall of the arc mounting hole 21a. The spherical guide block 41 is provided with a guide through hole 41a connecting the inner and outer sides of the annular mounting plate 21. The beam emitting end of the light source mechanism 43 is connected to the light guide rod 42. The front end of the light guide rod 42 passes through the guide through hole 41a from the outside of the annular mounting plate 21 and is disposed in the illumination cavity. It should be noted that in this embodiment, the annular mounting plate 21 and the annular shield 22 are arranged alternately, but in other embodiments, the annular mounting plates 21 and the annular shield 22 can be arranged continuously.

[0033] refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the usage method and principle of this utility model are as follows: In use, the product is placed on the upper part of the base 1. According to the product model, the annular mounting plate 21 and the annular shield 22 are assembled into a barrel-shaped box 2 using annular grooves and annular protrusions. During assembly, the spherical guide block 41 is rotated to adjust the illumination angle of the front end of the light guide rod 42. Finally, the cover plate 3 is installed. For different product models, only the number and assembly order of the annular mounting plates 21 and the annular shield 22 need to be adjusted. The operation is simple, and the lighting box and parts occupy little space. The highly flexible light guide component 4 has high adaptability to the detection of different product models.

[0034] like Figure 1 and Figure 2 As shown, a detection operation hole 31 is provided on the cover plate 3 to facilitate detection and adjustment.

[0035] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, for easy disassembly and assembly, the base 1 and the cover plate 3 are respectively provided with snap-fit ​​structures corresponding to the annular groove and the annular protrusion.

[0036] like Figure 1 , Figure 2 and Figure 5 As shown, in order to improve the stability of illumination, a heat dissipation structure is provided at the light source mechanism 43 to avoid heat accumulation interfering with the operation of the light source mechanism 43.

[0037] Finally, it should be noted that the above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A machine vision inspection illumination box, characterized by: The application relates to a lighting device, which comprises a lighting cavity composed of a base (1), a box body (2) and a cover plate (3) connected in sequence; the box body (2) is composed of a plurality of annular mounting plates (21) and annular shielding plates (22) connected in sequence; the annular mounting plates (21) and the annular shielding plates (22) are provided with annular grooves and annular protrusions which can be connected at the upper and lower ends; a plurality of circular arc mounting holes (21a) are uniformly arranged on the outer side of the annular mounting plate (21) along the circumferential direction; a light guide assembly (4) is arranged in the circular arc mounting hole (21a); the light guide assembly (4) comprises a spherical guide block (41), a light guide rod (42) and a light source mechanism (43); the outer periphery of the spherical guide block (41) is slidably connected with the inner wall of the circular arc mounting hole (21a); the spherical guide block (41) is provided with a guide through hole (41a) which is connected between the inner side and the outer side of the annular mounting plate (21); the light beam emitting end of the light source mechanism (43) is connected with the light guide rod (42); the front end of the light guide rod (42) is arranged in the lighting cavity through the guide through hole (41a) on the outer side of the annular mounting plate (21).

2. The machine vision inspection illumination box according to claim 1, characterized in that: The annular mounting plates (21) and the annular shielding plates (22) are sequentially and spacedly arranged.

3. The machine vision inspection lighting box according to claim 1, wherein: The annular mounting plates (21) and the annular shielding plates (22) can be continuously arranged.

4. The machine vision inspection illumination box according to claim 1, wherein: The cover plate (3) is provided with a detection operation hole (31).

5. The machine vision inspection illumination box according to claim 1, wherein: The base (1) and the cover plate (3) are respectively provided with clamping structures corresponding to the annular grooves and the annular protrusions.

6. The machine vision inspection illumination box according to claim 1, wherein: A heat dissipation structure is arranged at the light source mechanism (43).

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