Auxiliary lighting device for machine vision system

Abstract

The utility model provides an auxiliary lighting device for a machine vision system. The auxiliary lighting device comprises a mounting frame; the first fixing plate is fixedly mounted at the top of the mounting frame; and the second fixing plates are arranged on the two sides of the first fixing plate correspondingly, sliding grooves are formed in the second fixing plates, rotating grooves are formed in one ends of the sliding grooves, and baffles are fixedly installed on the inner side faces of the sliding grooves. According to the auxiliary lighting device for the machine vision system, through mutual cooperation of structures such as a second fixing plate, a sliding groove, a rotating groove, a rotating shaft, a positioning hole, a positioning rod, a spring, a limiting plate, a pull ring, a handle and a baffle, a user can hold the handle with one hand and then pull the pull ring with fingers, and the user can conveniently use the auxiliary lighting device. Therefore, one end of the positioning rod moves out of the inner side face of the positioning hole, then the angle between the second fixing plate and the mirror surface is adjusted, and operation is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the field of machine vision systems, in particular to an auxiliary lighting device used in machine vision systems. Background Art

[0002] The machine vision system converts the captured target into an image signal through machine vision products, transmits it to a dedicated image processing system, obtains the morphological information of the captured target, and converts it into a digital signal based on pixel distribution, brightness, color and other information; the image system performs various operations on these signals to extract the characteristics of the target, and then controls the operation of the equipment on site based on the results of the judgment; lighting is an important factor affecting the input of the machine vision system, which directly affects the quality of the input data and the application effect. Since there is no universal machine vision lighting equipment, the corresponding lighting device should be selected for each specific application instance to achieve the best effect.

[0003] For example, in the patent application with publication number CN 217978521 U in the prior art, the first fixing plate is fixedly installed in the middle of the top of the base; the second fixing plate, two second fixing plates are arranged on the top of the base, and the two second fixing plates are located on the left and right sides of the first fixing plate. The auxiliary lighting device for the machine vision system provided by the utility model is provided by installing the first fixing plate and the second fixing plate on the base. The first mirror surface on the first fixing plate and the second fixing plate can refract light from the rear of the object and reflect the rear of the object, so as to facilitate the machine vision system to scan the complete object. The second fixing plate rotates along the rotating shaft, and the clamping column is clamped in different holes of the disc, so that the angles of the two second fixing plates can be adjusted, so as to facilitate the rear reflection of objects of different widths, assist the lighting equipment and the machine vision system, and improve the efficiency of object sorting.

[0004] However, when the device adjusts the angle of the side-mounted mirror, the user needs to first push the limiter downward with one hand, and then use the other hand to adjust the angle of the mirror. When adjusting, both hands are required to move in one direction at the same time, which is inconvenient for the user.

[0005] Therefore, it is necessary to provide an auxiliary lighting device for a machine vision system to solve the above technical problems. Utility Model Content

[0006] The utility model provides an auxiliary lighting device for a machine vision system, which solves the problem that two hands need to cooperate with each other to adjust the mirror surface, thus making it inconvenient for users to use.

[0007] In order to solve the above technical problems, the utility model provides an auxiliary lighting device for a machine vision system, comprising:

[0008] Mounting frame;

[0009] A first fixing plate, wherein the first fixing plate is fixedly mounted on the top of the mounting frame;

[0010] A second fixing plate, the second fixing plates are respectively arranged on both sides of the first fixing plate, a slide groove is provided inside the second fixing plate, a rotation groove is provided at one end of the slide groove, and a baffle is fixedly installed on the inner side surface of the slide groove;

[0011] A positioning rod, wherein the positioning rod is slidably connected to the inner side of the baffle, and a limiting plate is fixedly installed on the outer side of the positioning rod, and a spring is arranged on one side of the limiting plate;

[0012] A rotating shaft, the bottom of which is rotatably connected to the top of the mounting frame, the rotating shaft is arranged on the inner side of the rotating groove, and a plurality of positioning holes are opened on the outer side of the rotating shaft;

[0013] A handle is fixedly mounted on one side of the second fixing plate, and a pull ring is fixedly mounted on one end of the positioning rod.

[0014] Preferably, one end of the positioning rod is arranged on one side of the rotating shaft, and the positioning hole is arranged at one end of the positioning rod.

[0015] Preferably, mirrors are fixedly mounted on the front sides of the first fixing plate and the second fixing plate.

[0016] Preferably, a mounting plate is provided at the bottom of the mounting frame, and limiting rods are fixedly installed at both ends of the top of the mounting plate. The top of the mounting plate is rotatably connected to a threaded rod, and the threaded rod is arranged in the middle of the two limiting rods.

[0017] Preferably, both ends of the bottom of the mounting frame are provided with sliding cavities, and the bottom of the mounting frame is provided with a threaded hole, and the threaded hole is arranged in the middle of the two sliding cavities.

[0018] Preferably, the limiting rod is slidably connected to the inner side surface of the sliding cavity.

[0019] Preferably, the top of the outer side surface of the threaded rod is threadedly connected to the inner side surface of the threaded hole.

[0020] Compared with the related art, the auxiliary lighting device for a machine vision system provided by the utility model has the following beneficial effects:

[0021] The utility model provides an auxiliary lighting device for a machine vision system, which cooperates with each other through structures such as a second fixed plate, a slide groove, a rotating groove, a rotating shaft, a positioning hole, a positioning rod, a spring, a limit plate, a pull ring, a handle and a baffle. The user can hold the handle with one hand and then pull the pull ring with a finger to move one end of the positioning rod out from the inner side of the positioning hole, and then adjust the angle of the second fixed plate and the mirror surface. The operation is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG1 is a schematic structural diagram of a first embodiment of an auxiliary lighting device for a machine vision system provided by the present utility model;

[0023] FIG2 is a schematic structural diagram of the first fixing plate shown in FIG1 ;

[0024] FIG3 is a schematic cross-sectional view of the second fixing plate shown in FIG1 ;

[0025] FIG4 is a schematic structural diagram of a second embodiment of an auxiliary lighting device for a machine vision system provided by the present invention.

[0026] Numbers in the figure: 1, mounting frame, 2, first fixed plate, 21, mirror, 3, second fixed plate, 31, slide groove, 32, rotating groove, 33, rotating shaft, 34, positioning hole, 35, positioning rod, 36, spring, 37, limit plate, 38, pull ring, 39, handle, 301, baffle, 4, mounting plate, 41, limit rod, 42, threaded rod, 43, slide cavity, 44, threaded hole. DETAILED DESCRIPTION

[0027] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0028] First embodiment

[0029] Please refer to Figures 1, 2 and 3, wherein Figure 1 is a schematic structural diagram of a first embodiment of an auxiliary lighting device for a machine vision system provided by the utility model; Figure 2 is a schematic structural diagram of the first fixing plate shown in Figure 1; and Figure 3 is a schematic cross-sectional structural diagram of the second fixing plate shown in Figure 1. An auxiliary lighting device for a machine vision system comprises: a mounting frame 1;

[0030] A first fixing plate 2, wherein the first fixing plate 2 is fixedly mounted on the top of the mounting frame 1;

[0031] A second fixing plate 3, the second fixing plate 3 is respectively arranged on both sides of the first fixing plate 2, a slide groove 31 is opened inside the second fixing plate 3, a rotation groove 32 is opened at one end of the slide groove 31, and a baffle 301 is fixedly installed on the inner side surface of the slide groove 31;

[0032] A positioning rod 35, wherein the positioning rod 35 is slidably connected to the inner side of the baffle 301, and a limiting plate 37 is fixedly installed on the outer side of the positioning rod 35, and a spring 36 is provided on one side of the limiting plate 37, and the spring 36 is provided on one side of the baffle 301;

[0033] A rotating shaft 33, the bottom of which is rotatably connected to the top of the mounting frame 1, the rotating shaft 33 is disposed on the inner side of the rotating groove 32, and a plurality of positioning holes 34 are formed on the outer side of the rotating shaft 33;

[0034] A handle 39 is fixedly mounted on one side of the second fixing plate 3 , and a pull ring 38 is fixedly mounted on one end of the positioning rod 35 .

[0035] One end of the positioning rod 35 is disposed at one side of the rotating shaft 33 , and the positioning hole 34 is disposed at one end of the positioning rod 35 .

[0036] A mirror surface 21 is fixedly mounted on the front side of the first fixing plate 2 and the second fixing plate 3 .

[0037] The two ends of the spring 36 respectively press against the limiting plate 37 and the baffle 301 so that the positioning rod 35 can always be pushed toward one end of the rotating shaft 33, so that one end of the positioning rod 35 is inserted into the inner side of the positioning hole 34 to limit the second fixing plate 3;

[0038] By adjusting the angles of the two mirrors 21 mounted on the second fixing plate 3, the mirrors 21 can be used to image the object to be scanned from different angles.

[0039] A plurality of positioning holes 34 are formed around the outer side surface of the rotating shaft 33 , so as to facilitate positioning of the second fixing plate 3 at different angles.

[0040] The working principle of an auxiliary lighting device for a machine vision system provided by the utility model is as follows:

[0041] When in use, when the user needs to adjust the angle of the mirror 21 installed on the second fixed plate 3, the user can hold the handle 39, then hook the pull ring 38 with a finger, and drive the pull ring 38 to move the positioning rod 35 to the side of the handle 39, so that one end of the positioning rod 35 moves out from the inner side of the positioning hole 34, and then the user can rotate the second fixed plate 3. After moving to a suitable angle, the user releases the pull ring 38. At this time, one end of the spring 36 is against the baffle 301 and the other is against the limit plate 37. At this time, the elasticity of the spring 36 can push the limit plate 37, so that one end of the positioning rod 35 is reinserted into the inner side of the positioning hole 34, thereby adjusting the angle of the second fixed plate 3 and the mirror 21 installed on the second fixed plate 3.

[0042] Compared with the related art, the auxiliary lighting device for a machine vision system provided by the utility model has the following beneficial effects:

[0043] Through the cooperation of the second fixed plate 3, the sliding groove 31, the rotating groove 32, the rotating shaft 33, the positioning hole 34, the positioning rod 35, the spring 36, the limit plate 37, the pull ring 38, the handle 39 and the baffle 301, the user can hold the handle 39 with one hand and then pull the pull ring 38 with his fingers to move one end of the positioning rod 35 out from the inner side of the positioning hole 34, and then adjust the angle between the second fixed plate 3 and the mirror 21, which is convenient and quick to operate.

[0044] Second embodiment

[0045] Please refer to Figure 4. Based on the auxiliary lighting device for a machine vision system provided in the first embodiment of the present application, the second embodiment of the present application provides another auxiliary lighting device for a machine vision system. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0046] Specifically, the difference of the auxiliary lighting device for a machine vision system provided in the second embodiment of the present application is that, in an auxiliary lighting device for a machine vision system, a mounting plate 4 is provided at the bottom of the mounting frame 1, and limiting rods 41 are fixedly installed at both ends of the top of the mounting plate 4, and the top of the mounting plate 4 is rotatably connected with a threaded rod 42, and the threaded rod 42 is arranged in the middle of the two limiting rods 41.

[0047] Both ends of the bottom of the mounting frame 1 are provided with sliding cavities 43 . The bottom of the mounting frame 1 is provided with a threaded hole 44 . The threaded hole 44 is disposed in the middle of the two sliding cavities 43 .

[0048] The limiting rod 44 is slidably connected to the inner side surface of the sliding cavity 43 .

[0049] The top of the outer side surface of the threaded rod 42 is threadedly connected to the inner side surface of the threaded hole 44 .

[0050] The working principle of an auxiliary lighting device for a machine vision system provided by the utility model is as follows:

[0051] When in use, when the user needs to adjust the height of the mirror 21 , the user can rotate the threaded rod 42 so that the threaded rod 42 is threadedly connected to the inner side of the threaded hole 44 , thereby pushing the mounting frame 1 to move upward, thereby adjusting the height of the mirror 21 .

[0052] Compared with the related art, the auxiliary lighting device for a machine vision system provided by the utility model has the following beneficial effects:

[0053] The structures such as the mounting plate 4, the limiting rod 41, the threaded rod 42, the sliding cavity 43 and the threaded hole 44 cooperate with each other. When in use, the threaded rod 42 is threadedly connected to the inner side of the threaded hole 44, so that the user can adjust the height of the mounting frame 1 conveniently, thereby facilitating the user to adjust the height of the mirror 21, thereby increasing the adaptability of the device.

[0054] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An auxiliary lighting device for a machine vision system, characterized in that: include: Mounting frame; A first fixing plate, wherein the first fixing plate is fixedly mounted on the top of the mounting frame; A second fixing plate, the second fixing plates are respectively arranged on both sides of the first fixing plate, a slide groove is provided inside the second fixing plate, a rotation groove is provided at one end of the slide groove, and a baffle is fixedly installed on the inner side surface of the slide groove; A positioning rod, the positioning rod is slidably connected to the inner side of the baffle, a limiting plate is fixedly installed on the outer side of the positioning rod, a spring is arranged on one side of the limiting plate, and the spring is arranged on one side of the baffle; A rotating shaft, the bottom of which is rotatably connected to the top of the mounting frame, the rotating shaft is arranged on the inner side of the rotating groove, and a plurality of positioning holes are opened on the outer side of the rotating shaft; A handle is fixedly mounted on one side of the second fixing plate, and a pull ring is fixedly mounted on one end of the positioning rod.

2. The auxiliary lighting device for a machine vision system according to claim 1, characterized in that: One end of the positioning rod is arranged on one side of the rotating shaft, and the positioning hole is arranged on one end of the positioning rod.

3. The auxiliary lighting device for a machine vision system according to claim 2, characterized in that: Mirrors are fixedly mounted on the front sides of the first fixing plate and the second fixing plate.

4. The auxiliary lighting device for a machine vision system according to claim 1, characterized in that: A mounting plate is provided at the bottom of the mounting frame, and limiting rods are fixedly installed at both ends of the top of the mounting plate. A threaded rod is rotatably connected to the top of the mounting plate, and the threaded rod is arranged in the middle of the two limiting rods.

5. The auxiliary lighting device for a machine vision system according to claim 4, characterized in that: Both ends of the bottom of the mounting frame are provided with sliding cavities, and the bottom of the mounting frame is provided with a threaded hole, and the threaded hole is arranged in the middle of the two sliding cavities.

6. The auxiliary lighting device for a machine vision system according to claim 5, characterized in that: The limiting rod is slidably connected to the inner side surface of the sliding cavity.

7. The auxiliary lighting device for a machine vision system according to claim 6, characterized in that: The top of the outer side surface of the threaded rod is threadedly connected to the inner side surface of the threaded hole.

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