Product side visual inspection equipment

Abstract

The utility model relates to the technical field of visual inspection, and provides a product side visual inspection device which comprises an installation frame, a refraction adjusting assembly and a camera adjusting assembly, the camera adjusting assembly comprises a movable plate, an installation plate, a base plate and a visual inspection camera, and the refraction adjusting assembly comprises a lifting plate, an adjusting plate and a refractor; compared with the prior art, when the product passes through the detection area, the visual detection camera can record information reflected by the refractor, the refractor can refract light, and it is ensured that the side appearance of the product can be shot by the visual detection camera; and the four groups of uniformly arranged visual detection cameras and refractors can perform 360-degree dead-angle-free detection, so that the side surface of the product can be comprehensively and quickly detected.

Description

TECHNICAL FIELD

[0001] The utility model relates to visual inspection technical field especially relates to a product side visual inspection equipment. BACKGROUND

[0002] Visual inspection technology is a kind of technology using camera to detect the outer surface of product, it can quickly detect whether the outer surface of product has defect, when needing to detect some complex shape or low height product, usually need to help fixture or mechanical claw to hold the product to be detected, show the side of product in the detection range of detection camera, this will undoubtedly increase the cost and complexity of visual inspection equipment. Therefore, the present needs a kind of equipment that can directly detect the side information of thinner product without the help of fixture or mechanical claw, reduce the cost of visual inspection equipment. SUMMARY

[0003] The utility model discloses a product side visual inspection equipment, aim at solving the problem that the existing visual inspection equipment is difficult to directly detect the side information of thinner product.

[0004] In order to achieve the above purpose, the utility model provides a product side visual inspection equipment, including mounting bracket, still includes refraction adjustment component and camera adjustment component, camera adjustment component includes movable plate, mounting plate, backing plate and visual inspection camera, refraction adjustment component includes lifting plate, adjustment plate and refraction mirror, movable plate is connected through light rod and mounting bracket sliding, and the edge of movable plate is evenly provided with a plurality of mounting plates, a group of visual inspection cameras are installed on each mounting plate, and backing plate is installed between visual inspection camera and mounting plate, lifting plate is connected through connecting rod and mounting bracket sliding, and the edge of lifting plate is evenly provided with a plurality of refraction holes, adjustment plate is installed close to refraction hole, and refraction mirror is installed on adjustment plate, and refraction mirror, refraction hole and visual inspection camera are on the same vertical straight line.

[0005] Further, control assembly is further provided on the mounting plate, and the control assembly includes lifting drive part, automatic screw rod, fixed screw rod and adjusting knob, the lifting drive part is installed on the mounting bracket, the lifting drive part is connected with the automatic screw rod through the shaft coupling, and the lifting drive part drives the movable plate to approach or move away from the mounting bracket by driving the automatic screw rod, the fixed screw rod is fixedly installed on the lifting plate, the adjusting knob is installed on the mounting plate through the bearing, and the adjusting knob is matched with the fixed screw rod.

[0006] Further, light supplement lamp group is provided below the lifting plate, and the light supplement lamp group includes upper light supplement lamp and lower light supplement lamp, the upper light supplement lamp is installed on the bottom of the lifting plate, and the lower light supplement lamp is installed directly below the upper light supplement lamp with a certain spacing between the upper light supplement lamp and the lower light supplement lamp.

[0007] Further, four groups of mounting plates are arranged on the movable plate, the four groups of mounting plates are uniformly distributed on the edges of the movable plate, a pad plate and a visual detection camera are arranged on each group of mounting plates; four groups of refraction holes are arranged on the lifting plate, an adjusting plate and a refraction mirror are arranged at each group of refraction holes, and the four groups of visual detection cameras correspond to the four groups of refraction holes one by one.

[0008] Further, the included angle between the refraction mirror and the central axis of the mounting frame is 44° to 46°.

[0009] Compared with the prior art, when the product passes through the detection area, the visual detection camera can record the information reflected by the refraction mirror, the refraction mirror can refract the light, and it is ensured that the side appearance of the product can be shot by the visual detection camera; the four groups of uniformly arranged visual detection cameras and refraction mirrors can detect 360 degrees without dead angle, and it is ensured that the product side can be detected comprehensively and quickly. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is a perspective view of the utility model;

[0011] Figure 2 is a front view of the utility model;

[0012] Figure 3 is a perspective view of the mounting frame in the utility model;

[0013] Figure 4 is a perspective view of the camera adjusting assembly in the utility model;

[0014] Figure 5 is a perspective view of the refraction adjusting assembly in the utility model;

[0015] Figure 6 is a perspective view of the lifting plate in the utility model.

[0016] BRIEF DESCRIPTION OF DRAWINGS

[0017] Wherein: 1, mounting frame; 2, camera adjusting assembly; 20, movable plate; 21, mounting plate; 22, pad plate; 23, visual detection camera; 24, light pole; 3, refraction adjusting assembly; 30, lifting plate; 31, refraction hole; 32, adjusting plate; 33, refraction mirror; 34, connecting rod; 4, light supplement lamp set; 40, upper light supplement lamp; 41, lower light supplement lamp; 5, control assembly; 50, lifting driving part; 51, automatic screw rod; 52, fixed screw rod; 53, adjusting knob. DETAILED DESCRIPTION

[0018] The utility model will be described in detail in combination with specific embodiments.

[0019] In the utility model, except another explicit stipulation and limitation, when appearing the terms such as " set in " " be connected " " connection " these terms should be understood broadly, for example, can be fixed connection, detachable connection or integral connection, can be directly connected or be connected through one or more intermediate media. For the person skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances. For the direction words appearing in the utility model, it is to better explain the characteristics of features and the relationship between features, it should be understood that when the display direction of the utility model changes, the direction of the characteristics of features and the relationship between features also changes accordingly, therefore, the direction word does not constitute the absolute limitation of the characteristics of features and the relationship between features in space, and only plays a relative limiting role.

[0020] As Figures 1 to 6 The utility model provides a product side visual inspection equipment, including mounting frame 1, still include refraction adjustment subassembly 3 and camera adjustment subassembly 2, camera adjustment subassembly 2 includes movable plate 20, mounting plate 21, backing plate 22 and visual inspection camera 23, and refraction adjustment subassembly 3 includes lifting plate 30, adjustment plate 32 and refraction mirror 33, movable plate 20 is connected through light rod 24 with mounting frame 1 sliding, and movable plate 20 edge evenly installs a plurality of mounting plate 21, and each mounting plate 21 is installed with a group of visual inspection camera 23, and backing plate 22 is installed between visual inspection camera 23 and mounting plate 21, lifting plate 30 is connected through connecting rod 34 with mounting frame 1 sliding, and lifting plate 30 edge evenly is provided with a plurality of refraction holes 31, and adjustment plate 32 is installed near refraction hole 31, and refraction mirror 33 is installed on adjustment plate 32, and refraction mirror 33, refraction hole 31 and visual inspection camera 23 are on the same vertical straight line.

[0021] In the utility model, in addition to another explicit stipulation and limitation, when appearing the terms such as " set in " " be connected " " connection " these terms should be understood broadly, for example, can be fixed connection, detachable connection or integral connection, can be directly connected or be connected through one or more intermediate media. For the person skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances. For the direction words appearing in the utility model, it is to better explain the characteristics of features and the relationship between features, it should be understood that when the display direction of the utility model changes, the direction of the characteristics of features and the relationship between features also changes accordingly, therefore, the direction word does not constitute the absolute limitation of the characteristics of features and the relationship between features in space, and only plays a relative limiting role.

[0022] In order to be able to carry out continuous batch product appearance detection operation, the visual detection equipment usually needs to be used with the conveying equipment, and the conveying equipment can transmit the products one by one or in batches to the detection area of the visual detection equipment for detection operation. In the embodiment, the mounting frame 1 is used for being connected with the rack of the conveying equipment. When debugging, the user can control the height of the fine adjustment lifting plate 30 by rotating the adjusting knob 53, so that the bottom of the refracting mirror 33 can be as close as possible to the conveying equipment, and the refracting mirror 33 can fully accommodate the image of the product passing below the visual detection equipment as much as possible. When it is necessary to adjust the focal length of the visual detection camera 23, the lifting driving part 50 can drive the automatic screw 51 to rotate, and then drive the movable plate 20 to rise or fall.

[0023] Since the conveying equipment belongs to the prior art and is not the innovative point of the utility model, it is not expanded in the embodiment.

[0024] In the embodiment, the light rod 24 is fixedly connected with the movable plate 20, and a linear bearing is arranged on the mounting frame 1. The light rod 24 can slide on the mounting frame 1 with the assistance of the linear bearing. In the embodiment, a fixing sleeve is arranged on the light rod 24. After being adjusted to the appropriate height, the light rod 24 can be fixed on the mounting frame 1 by tightening the fixing sleeve. Similarly, the connecting rod 34 has the same effect as the light rod 24. The connecting rod 34 can also slide on the mounting frame 1 with the assistance of the linear bearing. A locking sleeve is arranged on the connecting rod 34. The connecting rod 34 can be fixed on the mounting frame 1 by tightening the locking sleeve on the connecting rod 34.

[0025] In the embodiment, a light supplement lamp set 4 is arranged below the lifting plate 30. The light supplement lamp set 4 includes an upper light supplement lamp 40 and a lower light supplement lamp 41. The upper light supplement lamp 40 is installed at the bottom of the lifting plate 30. The lower light supplement lamp 41 is installed directly below the upper light supplement lamp 40, and there is a certain distance between the upper light supplement lamp 40 and the lower light supplement lamp 41.

[0026] In actual use, high-transmittance materials are usually used as the supporting plates for transporting products during the visual detection operation. In the embodiment, a high-transmittance rotating table is arranged between the upper light supplement lamp 40 and the lower light supplement lamp 41. The high-transmittance rotating table is used for placing and transferring the products to be detected. When the products to be detected are transported to the high-transmittance rotating table between the upper light supplement lamp 40 and the lower light supplement lamp 41, the upper light supplement lamp 40 and the lower light supplement lamp 41 can illuminate the dead angle of the products, so that the visual detection camera 23 can clearly record all the information of the products. In the embodiment, a soft light lampshade is arranged on each of the upper light supplement lamp 40 and the lower light supplement lamp 41. The soft light lampshade can make the light emitted by the light supplement lamp set 4 more soft, so as to avoid excessive exposure.

[0027] In the embodiment, four groups of mounting plates 21 are arranged on the movable plate 20, and the four groups of mounting plates 21 are uniformly distributed at the edges of the movable plate 20, and a pad plate 22 and a visual detection camera 23 are arranged on each group of mounting plates 21; four groups of refractive holes 31 are arranged on the lifting plate 30, and an adjusting plate 32 and a refractive mirror 33 are arranged at each group of refractive holes 31, and the four groups of visual detection cameras 23 correspond to the four groups of refractive holes 31 one by one.

[0028] Through the above design scheme, each group of visual detection cameras 23 can detect part of the information of the product, and the four groups of uniformly distributed visual detection cameras 23 can record the side of the product from 360 degrees without dead angle.

[0029] In the embodiment, the included angle between the refractive mirror 33 and the central axis of the mounting frame 1 is 44° to 46°. The included angle of 44° to 46° can refract the horizontally projected light into vertical light, so as to ensure that the visual detection camera 23 vertically placed can record the information of the side of the product placed horizontally on the detection table.

[0030] Compared with the prior art, the product visual detection equipment provided by the utility model can record the information reflected by the refractive mirror 33 when the product passes through the detection area, the refractive mirror 33 can refract the light, and the side appearance of the product can be shot by the visual detection camera 23; the four groups of uniformly arranged visual detection cameras 23 and the refractive mirror 33 can detect in 360 degrees without dead angle, so as to ensure that the side of the product can be detected comprehensively and quickly.

[0031] In the case of no conflict, the above-mentioned embodiments and features in the embodiments can be combined with each other.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the essence and scope of the technical solutions of the utility model.

Claims

1. A product side vision inspection apparatus comprising a mounting frame (1), characterized in that: The application also comprises a refraction adjusting assembly (3) and a camera adjusting assembly (2), the camera adjusting assembly (2) comprises a movable plate (20), a mounting plate (21), a backing plate (22) and a visual detection camera (23), the refraction adjusting assembly (3) comprises a lifting plate (30), an adjusting plate (32) and a refraction mirror (33); the movable plate (20) is slidably connected with the mounting frame (1) through a light rod (24), a plurality of mounting plates (21) are uniformly arranged on the edges of the movable plate (20), a group of visual detection cameras (23) are arranged on each mounting plate (21), and the backing plate (22) is arranged between the visual detection camera (23) and the mounting plate (21); the lifting plate (30) is slidably connected with the mounting frame (1) through a connecting rod (34), a plurality of refraction holes (31) are uniformly arranged on the edges of the lifting plate (30), the adjusting plate (32) is arranged near the refraction hole (31), and the refraction mirror (33) is arranged on the adjusting plate (32), and the refraction mirror (33), the refraction hole (31) and the visual detection camera (23) are arranged on the same vertical line.

2. A product side vision inspection apparatus according to claim 1, characterized in that: A control assembly (5) is arranged on the mounting plate (21), the control assembly (5) comprises a lifting driving element (50), an automatic screw rod (51), a fixed screw rod (52) and an adjusting knob (53), the lifting driving element (50) is arranged on the mounting frame (1), the lifting driving element (50) is connected with the automatic screw rod (51) through a shaft coupling, the lifting driving element (50) drives the automatic screw rod (51) to drive the movable plate (20) to move close to or away from the mounting frame (1), the fixed screw rod (52) is fixedly arranged on the lifting plate (30), and the adjusting knob (53) is arranged on the mounting plate (21) through a bearing and is matched with the fixed screw rod (52).

3. The product side vision inspection apparatus of claim 1, wherein: A light supplementing lamp group (4) is arranged below the lifting plate (30), the light supplementing lamp group (4) comprises an upper light supplementing lamp (40) and a lower light supplementing lamp (41), the upper light supplementing lamp (40) is arranged on the bottom of the lifting plate (30), the lower light supplementing lamp (41) is arranged below the upper light supplementing lamp (40) and a certain distance is arranged between the upper light supplementing lamp (40) and the lower light supplementing lamp (41).

4. The product side vision inspection apparatus of claim 1, wherein: Four groups of mounting plates (21) are arranged on the movable plate (20) and are uniformly distributed on the edges of the movable plate (20), the backing plate (22) and the visual detection camera (23) are arranged on each group of mounting plates (21), four groups of refraction holes (31) are arranged on the lifting plate (30), the adjusting plate (32) and the refraction mirror (33) are arranged at each group of refraction holes (31), and the four groups of visual detection cameras (23) correspond to the four groups of refraction holes (31) one by one.

5. The product side vision inspection apparatus of claim 1, wherein: The included angle between the refraction mirror (33) and the central axis of the mounting frame (1) is 44° to 46°.

Images