An appearance inspection device for a visual inspection apparatus

Abstract

The utility model discloses an appearance detection device for visual inspection equipment, including base, frame body, mobile detection mechanism, the base is installed with frame body, be provided with mobile detection mechanism on the frame body, fixed mounting has transmission motor on the support frame, the output fixed mounting of transmission motor has two -way screw rod, this appearance detection device for visual inspection equipment is illuminated to raw material through four groups of auxiliary searchlight and four groups of ceiling lamp, makes raw material surface illumination more strong, and is transported to raw material through conveyer belt, and before conveying, through the rotation fixed bolt driving pressure roll moves up and down, adjusts the tightness of conveyer belt, makes raw material more stable when conveying, and is moved through transmission motor drive connecting frame, starts drive motor simultaneously, and the bevel gear is engaged with half -tooth gear and drives infrared scanning device adjustment angle, makes raw material appearance detection more real, alleviates the labor burden of user.

Description

Technical Field

[0001] This utility model relates to the field of visual inspection equipment technology, specifically to an appearance inspection device for visual inspection equipment. Background Technology

[0002] This device is a visual inspection equipment applied to industrial automated production lines, mainly used for the rapid identification and quality inspection of product appearance defects. Through a high-precision optical system and intelligent detection algorithms, it achieves automated detection of defects such as scratches, stains, and deformations on product surfaces. It is suitable for quality control of various industrial products, including electronic components, precision hardware, and plastic products. Through innovative mechanical structure and intelligent detection technology, it solves the problems of low efficiency and high missed detection rate of traditional manual inspection, making it particularly suitable for industrial production scenarios with high-volume, high-precision requirements. However, existing visual inspection equipment for appearance inspection still has certain shortcomings. While traditional visual inspection equipment, particularly appearance inspection devices, can be used effectively, their infrared detection devices are fixed in position when inspecting the appearance of raw materials. This prevents the equipment from taking pictures of the raw materials from various angles, resulting in low inspection quality. Furthermore, the equipment has limited flexibility in use, and the weight of the raw materials can cause instability during transport, which often troubles users. Utility Model Content

[0003] The purpose of this utility model is to provide an appearance inspection device for visual inspection equipment, so as to solve the problems mentioned in the background art. When inspecting the appearance of raw materials, the infrared detection device is fixed in position, which makes it impossible to take pictures of the raw materials from various angles. The detection quality is low, the equipment has low flexibility of use, and the transmission of raw materials is prone to instability due to the different weights of the raw materials themselves, which often troubles users.

[0004] To achieve the above objectives, the present invention provides the following technical solution: an appearance inspection device for visual inspection equipment, comprising a base, a frame, and a moving inspection mechanism, wherein the frame is mounted on the base, and the moving inspection mechanism is provided on the frame; The frame includes a support frame, auxiliary searchlights, and a top light; The mobile detection mechanism includes a drive motor, a bidirectional lead screw, a connecting frame, a slide bar, a spur gear, a drive motor, a half-tooth gear, and an infrared detection device. The drive motor is fixedly installed on the support frame, and the output end of the drive motor is fixedly installed with a bidirectional lead screw. Two sets of connecting frames are threaded onto the bidirectional lead screw. A spur gear is installed inside the connecting frame, and a half-tooth gear meshes with the spur gear. Two sets of infrared detection devices are fixedly installed on the lower surface of the half-tooth gear.

[0005] As a preferred embodiment of this utility model, two sets of sliding rods are fixedly installed on the support frame, and the sliding rods are slidably connected to the connecting frame. A drive motor is fixedly installed on the connecting frame, and the output end of the drive motor is fixedly installed with the spur gear.

[0006] As a preferred embodiment of this utility model, the output end of the drive motor is connected to the connecting frame by a bearing, and the half-tooth gear is connected to the connecting frame bearing through a rotating shaft.

[0007] As a preferred technical solution of this utility model, the base includes a fixed frame, an auxiliary frame, a groove, a fixing bolt, a bearing seat and a pressure roller. A support frame is fixedly installed on the fixed frame, and four sets of auxiliary searchlights are fixedly installed on the support frame. Four sets of top lights are fixedly installed on the inner top surface of the support frame.

[0008] As a preferred technical solution of this utility model, two sets of auxiliary frames are fixedly installed on the fixed frame. The auxiliary frames have grooves and are threaded with fixing bolts. The bottom of the fixing bolts is connected to a bearing seat.

[0009] As a preferred embodiment of this utility model, a pressure roller is connected to the bearing on the bearing seat, and a conveyor belt is provided on the support frame, with the pressure roller located inside the conveyor belt.

[0010] Compared with the prior art, the beneficial effects of this utility model are as follows: This visual inspection equipment uses an appearance inspection device to illuminate the raw material with four sets of auxiliary searchlights and four sets of top lights, making the surface illumination of the raw material stronger. The raw material is transported by a conveyor belt. Before transport, the tension of the conveyor belt is adjusted by rotating the fixing bolts to drive the pressure rollers up and down, making the raw material transport more stable. The connecting frame is moved by the transmission motor, and the drive motor is started at the same time. The spur gear and the half gear mesh to drive the infrared scanning device to adjust the angle, making the appearance inspection of the raw material more realistic and reducing the labor burden of the user. Attached Figure Description

[0011] Figure 1 This is a front-view three-dimensional structural schematic diagram of the present invention; Figure 2 This is a schematic diagram of the main structure of the frame of this utility model; Figure 3 This is a schematic diagram of the main cross-sectional structure of the mobile detection mechanism of this utility model; Figure 4 This utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0012] In the diagram: 1. Base; 101. Fixing frame; 102. Auxiliary frame; 103. Groove; 104. Fixing bolt; 105. Bearing seat; 106. Pressure roller; 2. Frame; 201. Support frame; 202. Auxiliary searchlight; 203. Top light; 3. Moving detection mechanism; 301. Drive motor; 302. Two-way lead screw; 303. Connecting frame; 304. Slide rod; 305. Spur gear; 306. Drive motor; 307. Half-tooth gear; 308. Infrared detection device. Detailed Implementation

[0013] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0014] Please see Figure 1-4 This utility model provides a technical solution: an appearance inspection device for visual inspection equipment, including a base 1, a frame 2, and a moving inspection mechanism 3. The frame 2 is installed on the base 1, and the moving inspection mechanism 3 is provided on the frame 2. The frame 2 includes a support frame 201, an auxiliary searchlight 202, and a top light 203; The mobile detection mechanism 3 includes a drive motor 301, a bidirectional lead screw 302, a connecting frame 303, a slide bar 304, a spur gear 305, a drive motor 306, a half-tooth gear 307, and an infrared detection device 308. The drive motor 301 is fixedly installed on the support frame 201. The bidirectional lead screw 302 is fixedly installed at the output end of the drive motor 301. Two sets of connecting frames 303 are threadedly connected to the bidirectional lead screw 302. The connecting frame 303 is equipped with a spur gear 305. The spur gear 305 meshes with the half-tooth gear 307. Two sets of infrared detection devices 308 are fixedly installed on the lower surface of the half-tooth gear 307.

[0015] Two sets of slide rods 304 are fixedly installed on the support frame 201, and the slide rods 304 are slidably connected to the connecting frame 303. A drive motor 306 is fixedly installed on the connecting frame 303, and the output end of the drive motor 306 is fixedly installed with the spur gear 305.

[0016] The output end of the drive motor 306 is connected to the connecting frame 303 by a bearing, and the half gear 307 is connected to the bearing of the connecting frame 303 through a rotating shaft.

[0017] The base 1 includes a fixed frame 101, an auxiliary frame 102, a groove 103, a fixing bolt 104, a bearing seat 105, and a pressure roller 106. A support frame 201 is fixedly installed on the fixed frame 101. Four sets of auxiliary searchlights 202 are fixedly installed on the support frame 201. Four sets of top lights 203 are fixedly installed on the inner top surface of the support frame 201.

[0018] Two sets of auxiliary frames 102 are fixedly installed on the fixed frame 101. The auxiliary frame 102 has a groove 103 and a fixing bolt 104 is threaded onto it. The bottom of the fixing bolt 104 is connected to a bearing seat 105.

[0019] A pressure roller 106 is connected to a bearing on the bearing housing 105, and a conveyor belt is provided on the support frame 201, with the pressure roller 106 located inside the conveyor belt.

[0020] Working Principle: When using a visual inspection device for appearance inspection, the drive motor 301 is first started to drive the bidirectional lead screw 302 to rotate, which in turn drives the two sets of connecting frames 303 to move towards each other along the slide bar 304. At the same time, the drive motor 306 is started to control the infrared detection device 308 to perform periodic oscillating scanning through the meshing transmission of the spur gear 305 and the half-tooth gear 307. During the inspection process, the auxiliary searchlight 202 and the top light 203 are turned on to provide multi-angle illumination for the raw material. The height of the pressure roller 106 is adjusted by the bearing seat 105 and the fixing bolt 104 to adjust the tension of the conveyor belt, ensuring the stability of the raw material when moving on the conveyor belt. The special tooth shape design of the half-tooth gear 307 enables the intermittent movement of the detection head, maintaining a short pause at key positions for accurate detection. The infrared detection device 308 works in conjunction with the auxiliary optical system to achieve three-dimensional detection of surface defects, thereby completing a series of tasks. The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0021] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A visual inspection device for appearance inspection, comprising a base (1), a frame (2), and a moving inspection mechanism (3); characterized in that: A frame (2) is installed on the base (1), and a mobile detection mechanism (3) is provided on the frame (2). The frame (2) includes a support frame (201), an auxiliary searchlight (202), and a top light (203). The mobile detection mechanism (3) includes a drive motor (301), a bidirectional lead screw (302), a connecting frame (303), a slide bar (304), a spur gear (305), a drive motor (306), a half-tooth gear (307), and an infrared detection device (308). The drive motor (301) is fixedly installed on the support frame (201). The bidirectional lead screw (302) is fixedly installed at the output end of the drive motor (301). Two sets of connecting frames (303) are threaded onto the bidirectional lead screw (302). A spur gear (305) is provided inside the connecting frame (303). A half-tooth gear (307) meshes with the spur gear (305). Two sets of infrared detection devices (308) are fixedly installed on the lower surface of the half-tooth gear (307).

2. The appearance inspection device for a visual inspection equipment according to claim 1, characterized in that, Two sets of slide rods (304) are fixedly installed on the support frame (201), and the slide rods (304) are slidably connected to the connecting frame (303). A drive motor (306) is fixedly installed on the connecting frame (303), and the output end of the drive motor (306) is fixedly installed with the spur gear (305).

3. The appearance inspection device for a visual inspection equipment according to claim 2, characterized in that, The output end of the drive motor (306) is connected to the connecting frame (303) by a bearing, and the half gear (307) is connected to the connecting frame (303) by a rotating shaft.

4. The appearance inspection device for a visual inspection equipment according to claim 3, characterized in that, The base (1) includes a fixed frame (101), an auxiliary frame (102), a groove (103), a fixing bolt (104), a bearing seat (105), and a pressure roller (106). A support frame (201) is fixedly installed on the fixed frame (101), and four sets of auxiliary searchlights (202) are fixedly installed on the support frame (201). Four sets of top lights (203) are fixedly installed on the inner top surface of the support frame (201).

5. The appearance inspection device for a visual inspection equipment according to claim 4, characterized in that, Two sets of auxiliary frames (102) are fixedly installed on the fixed frame (101). The auxiliary frame (102) has a groove (103) and a fixing bolt (104) is threaded onto the auxiliary frame (102). The bottom bearing of the fixing bolt (104) is connected to a bearing seat (105).

6. The appearance inspection device for a visual inspection equipment according to claim 5, characterized in that, The bearing housing (105) is connected to a pressure roller (106), and the support frame (201) is provided with a conveyor belt, with the pressure roller (106) located inside the conveyor belt.

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