CN114018938A

CN114018938A - Full-automatic visual detection equipment

Info

Publication number: CN114018938A
Application number: CN202111423484.7A
Authority: CN
Inventors: 白秋林; 吕艳秋; 白翔
Original assignee: Shenzhen Yuandaoxing Intelligent Technology Co ltd
Current assignee: Shenzhen Yuandaoxing Intelligent Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-02-08

Abstract

The invention discloses full-automatic visual detection equipment, which belongs to the technical field of visual detection and comprises a rack and detection equipment on the rack, wherein the detection equipment comprises a supporting plate, a conveying mechanism arranged on the surface of the supporting plate, and an X-axis mechanism, a Y-axis mechanism, a camera, a lens and a lamp panel which are erected above the conveying mechanism, wherein the Y-axis mechanism is arranged in the length direction of the supporting plate through a support, the X-axis mechanism is arranged on the Y-axis mechanism, and the camera, the lens and the lamp panel are sequentially arranged on the X-axis mechanism. According to the full-automatic visual detection equipment, the X-axis mechanism and the Y-axis mechanism are arranged above the conveying mechanism, and the camera, the lens and the lamp panel on the conveying mechanism are driven to move in the front-back left-right directions, so that the element to be detected is photographed, imaged and analyzed, good products and defective products of the element are rapidly distinguished, the detection effect is good, and the efficiency is high.

Description

Full-automatic visual detection equipment

Technical Field

The invention belongs to the technical field of visual detection, and particularly relates to full-automatic visual detection equipment.

Background

Visual inspection is to use a robot to replace human eyes for measurement and judgment. The visual detection means that a machine vision product (namely an image shooting device which is divided into a CMOS (complementary metal oxide semiconductor) product and a CCD (charge coupled device) product) converts a shot target into an image signal, transmits the image signal to a special image processing system, and converts the image signal into a digital signal according to information such as pixel distribution, brightness, color and the like; the image system performs various calculations on these signals to extract the features of the target, and then controls the operation of the on-site equipment according to the result of the discrimination. Is a valuable mechanism for production, assembly or packaging. It has immeasurable value in terms of the ability to detect defects and prevent defective products from being distributed to consumers.

The current SMT production line is troubled by the scratch and damage of the appearance of elements, which causes the performance to be reduced or disappeared and influences the whole production chain. When the existing visual detection equipment detects the damaged elements, a plurality of small defects cannot be amplified and detected, so that the detection effect of the elements is poor, the reject ratio is increased, and the processing cost is increased; therefore, a fully automatic vision precision detection device is needed to solve the above problems.

Disclosure of Invention

In order to solve the problems in the background art, the invention provides a full-automatic visual inspection device which has the characteristics of enlarging the appearance of an element and well detecting the defects of the detected element.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a full-automatic visual detection equipment, includes the check out test set in frame and frame, wherein, check out test set includes the backup pad, locates the conveying mechanism on backup pad surface and erects X axle mechanism, Y axle mechanism, camera lens and the lamp panel in the conveying mechanism top, Y axle mechanism passes through the support mounting on the length direction of backup pad, X axle mechanism installs in Y axle mechanism, camera lens and lamp panel are installed in proper order in X axle mechanism.

Preferably, Y axle mechanism includes motor one, lead screw one, movable block one, connecting block one, slider one and two slide rails one, the output shaft of motor one passes through shaft coupling one and is connected with the lead screw one, a lead screw other end passes through bearing mounting bracket one and installs on the support, movable block one is installed on lead screw one to along lead screw direction fore-and-aft movement, connecting block one is connected with slider one, slider one is installed on slide rail one, one lead screw side, another is located to slide rail one its offside is located to slide rail one, and install on the support.

Preferably, the two ends of the first sliding rail close to the first screw rod are provided with first limiting blocks, the side surface of the first sliding rail far away from the first screw rod is provided with a first limiting sensor, and the side surface of the first connecting block is provided with a first sensing piece matched with the first limiting sensor.

Preferably, the X-axis mechanism includes mounting bracket, two motors, two lead screws, two movable blocks, two sliders, two slide rails and a mounting plate, the output shaft of the two motors passes through two shaft couplings and is connected with two one ends of the lead screws, the two other ends of the lead screws are installed inside the mounting bracket through the two bearing mounting brackets, the two movable blocks are installed on the two lead screws and move about along two directions of the lead screws, the two movable blocks are connected with the front side of the mounting plate, the two sliders are installed on the two slide rails and are connected with the side face of the mounting plate, and the two slide rails are installed on the two upper and lower sides of the mounting bracket.

Preferably, two ends of the sliding rail are respectively provided with a second limiting block, the surface of the mounting frame is provided with a second limiting sensor, and the top of the mounting plate is provided with a second sensing piece adaptive to the second limiting sensor.

Preferably, the camera, the lens and the lamp panel are fixedly installed on the side surface of the X-axis mechanism through a bracket, and the lamp panel comprises three lamp panels with sequentially increased radiuses.

Preferably, conveying mechanism includes fixed plate, fly leaf, three, nut, three and two slide rails of slider of motor, the fixed plate is installed on the backup pad surface, the fly leaf passes through three sliding connection of slider on three slide rails, three output shafts of motor pass through three and one of them lead screw three and be connected, three other ends of lead screw pass fly leaf to its outside to install on the backup pad surface through three bearing mounting brackets, the nut wears to establish on three lead screws to with fly leaf fixed connection, three locates on three slide rails of slider to with fly leaf fixed connection.

Preferably, the outer side of the fixing plate is provided with a reinforcing plate.

Preferably, the bottom of the movable plate is provided with a plurality of nut mounting holes, and the nuts are mounted in the nut mounting holes.

Compared with the prior art, the invention has the beneficial effects that:

the invention discloses full-automatic visual detection equipment which mainly comprises a rack and detection equipment, wherein the detection equipment comprises a supporting plate, a conveying mechanism, an X-axis mechanism, a Y-axis mechanism, a camera, a lens and a lamp panel, the conveying mechanism is used for conveying a component to be detected, and the X-axis mechanism and the Y-axis mechanism are arranged above the conveying mechanism to drive the camera, the lens and the lamp panel on the conveying mechanism to move in the front-back left-right directions, so that the component to be detected is photographed and imaged and analyzed, good products and defective products of the component are rapidly distinguished, the detection effect is good, and the efficiency is high.

Drawings

FIG. 1 is a schematic perspective view of a full-automatic visual precision inspection apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a full-automatic visual precision inspection apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a conveying mechanism according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a camera, a lens and a lamp panel of a conveying mechanism according to an embodiment of the full-automatic visual precision detection apparatus of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a full-automatic visual detection equipment, check out test set 2 in frame 1 and the frame, check out test set 2 includes backup pad 21, locate the conveying mechanism 22 on backup pad 21 surface and erect X axle mechanism 23, Y axle mechanism 24, camera 25, camera lens 26 and lamp panel 27 above conveying mechanism 22, Y axle mechanism 24 passes through support 28 and installs in the length direction of backup pad 21, X axle mechanism 23 is installed on Y axle mechanism 24, camera 25, camera lens 26 and lamp panel 27 are installed in proper order on X axle mechanism 23.

The invention relates to full-automatic visual detection equipment which mainly comprises a rack 1 and detection equipment 2, wherein the detection equipment comprises a supporting plate 21, a conveying mechanism 22, an X-axis mechanism 23, a Y-axis mechanism 24, a camera 25, a lens 26 and a lamp panel 27, the conveying mechanism 22 is used for conveying a component to be detected, and the X-axis mechanism 23 and the Y-axis mechanism 24 are arranged above the conveying mechanism 22 to drive the camera 25, the lens 26 and the lamp panel 27 on the conveying mechanism to move in the front-back left-right direction, so that the component to be detected is photographed and analyzed, good products and defective products of the component are rapidly distinguished, the detection effect is good, and the efficiency is high.

In a preferred embodiment, referring to fig. 2, the Y-axis mechanism 24 includes a first motor 241, a first lead screw 242, a first movable block 243, a first connecting block 244, a first sliding block 245 and a first two sliding rails 246, an output shaft of the first motor 241 is connected with one end of the first lead screw 242 through a first coupling, the other end of the first lead screw 242 is mounted on the bracket 28 through a first bearing mounting rack 247, the first movable block 243 is mounted on the first lead screw 242 and moves back and forth along the direction of the first lead screw 242, the first connecting block 244 is connected with the first sliding block 245, the first sliding block 245 is mounted on the first sliding rail 246, the first sliding rail 246 is disposed on the side surface of the first lead screw 242, and the first other sliding rail is disposed on the opposite side and mounted on the bracket 28. The first motor 241 drives the first screw rod 242 to drive the camera 25, the lens 26 and the lamp panel 27 to move back and forth on the first slide rail 246.

Two ends of the first sliding rail 246 close to the first screw rod are provided with first limiting blocks 248, the side surface of the first sliding rail 246 far away from the first screw rod is provided with a first limiting sensor 249, and the side surface of the first connecting block 244 is provided with a first sensing piece 2410 matched with the first limiting sensor 249. The front end of the first limit block 248 is an anti-collision pad made of soft materials, and the first limit sensor 249 and the first limit block 248 limit the moving distance of the first slider 245, so that the device is prevented from being damaged due to the fact that the moving distance exceeds the range of the shape stroke.

In a preferred embodiment, referring to fig. 2, the X-axis mechanism 23 includes a mounting frame 231, a second motor 232, a second screw rod 233, a second movable block 234, a second slider 235, a second sliding rail 236 and a mounting plate 237, an output shaft of the second motor 232 is connected to one end of the second screw rod 233 through a second coupling, the other end of the second screw rod is mounted inside the mounting frame 231 through a second bearing mounting frame 238, the second movable block 234 is mounted on the second screw rod 233 and moves left and right along the second screw rod, the second movable block 234 is connected to the front side of the mounting plate 237, the second slider 235 is mounted on the second sliding rail 236 and connected to the side of the mounting plate 237, and the second sliding rail 236 is mounted on the upper and lower sides of the mounting frame 231. Two ends of the two sliding rails 236 are respectively provided with a second limiting block 239, the surface of the mounting frame 231 is provided with a second limiting sensor 2310, and the top of the mounting plate 237 is provided with a second sensing piece adaptive to the second limiting sensor. The second limit block 239 and the second limit sensor 2310 have the same functions as the first limit sensor 249 and the first limit block 248 in the Y-axis mechanism 24.

In a preferred embodiment, referring to fig. 3, the camera 25, the lens 26 and the lamp panel 27 are fixedly mounted on the side of the X-axis mechanism by a bracket, and the lamp panel 27 includes three lamp panels with sequentially increasing radii. The lamp panel is green light lamp panel, ruddiness lamp panel and blue light lamp panel respectively, combines the lamp panel of three kinds of light and uses together, makes the appearance characteristic of determinand can more clear demonstration.

In a preferred embodiment, referring to fig. 3, the conveying mechanism 22 includes a fixed plate 221, a movable plate 222, a motor three 223, two screw rods three 224, a nut 225, a slider three 226 and two slide rails three 227, the fixed plate 221 is mounted on the surface of the supporting plate 21, the movable plate 222 is slidably connected to the slide rails three 227 through the slider three 226, an output shaft of the motor three 223 is connected to one of the screw rods three 224 through a coupling three, the other end of the screw rod three 224 passes through the movable plate 222 to the outside thereof and is mounted on the surface of the supporting plate 21 through a bearing mounting bracket three 228, the nut 225 is disposed on the screw rod three 224 and is fixedly connected to the movable plate 22, and the slider three 226 is disposed on the slide rails three 227 and is fixedly connected to the movable plate 222. The outer side of the fixed plate 221 is provided with a reinforcing plate 229 to ensure the stability of the fixed plate 221, the bottom of the movable plate 222 is provided with a plurality of nut mounting holes 2210, and nuts 225 are mounted in the nut mounting holes 2210 to ensure that the position of the lead screw three 224 can be adjusted according to the use requirement. The transport mechanism 22 is disposed below the X-axis mechanism 23 and the Y-axis mechanism 24, and transports a component to be tested.

The working principle of the full-automatic visual precision detection equipment provided by the invention is as follows: after the equipment is started, the X-axis mechanism and the Y-axis mechanism can drive the camera, the lens and the lamp panel move left and right in the XY direction, so that the integral scanning of the element to be detected is realized, any scratch and damage on the element to be detected are clearly visible, meanwhile, the high-pixel camera is combined, the high-interpretation lens and the red light, blue light and green light lamp panel are used, the position of a bad product is infinitely amplified under high resolution, obvious difference is formed with the periphery, the display is clearer, the defect of the bad product can be rapidly judged, and the detection efficiency is high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a full-automatic visual detection equipment, includes the check out test set in frame and the frame, its characterized in that: the detection device comprises a supporting plate, a conveying mechanism arranged on the surface of the supporting plate, and an X-axis mechanism, a Y-axis mechanism, a camera, a lens and a lamp panel which are erected above the conveying mechanism, wherein the Y-axis mechanism is arranged in the length direction of the supporting plate through a support, the X-axis mechanism is arranged on the Y-axis mechanism, and the camera, the lens and the lamp panel are sequentially arranged on the X-axis mechanism.

2. The fully automatic visual inspection apparatus of claim 1, wherein: the Y-axis mechanism comprises a first motor, a first screw rod, a first movable block, a first connecting block, a first sliding block and a first two sliding rails, an output shaft of the first motor is connected with one end of the first screw rod through a first coupler, the other end of the first screw rod is installed on the support through a first bearing installation frame, the first movable block is installed on the first screw rod and moves forwards and backwards along the screw rod in one direction, the first connecting block is connected with the first sliding block, the first sliding block is installed on the sliding rails, the first sliding rail is located on one side face of the first screw rod, the other sliding rail is located on the opposite side of the first sliding rail and is installed on the support.

3. The fully automatic visual inspection apparatus of claim 2, wherein: the first limiting blocks are arranged at two ends of the first sliding rail close to the first screw rod, the first limiting sensor is arranged on the side surface of the first sliding rail far away from the first screw rod, and the first sensing piece matched with the first limiting sensor is arranged on the side surface of the first connecting block.

4. The fully automatic visual inspection apparatus of claim 1, wherein: the X-axis mechanism comprises a mounting frame, a second motor, a second lead screw, a second movable block, a second sliding rail and a mounting plate, an output shaft of the second motor is connected with one end of the second lead screw through a second coupler, the other end of the second lead screw is mounted inside the mounting frame through the second bearing mounting frame, the second movable block is mounted on the second lead screw and moves left and right along the two directions of the lead screw, the second movable block is connected with the front side of the mounting plate, the second sliding block is mounted on the second sliding rail and connected with the side face of the mounting plate, and the second sliding rail is mounted on the upper side and the lower side of the mounting frame.

5. The fully automatic visual inspection device of claim 4, wherein: two ends of the sliding rail are respectively provided with a second limiting block, the surface of the mounting frame is provided with a second limiting sensor, and the top of the mounting plate is provided with a second sensing piece adaptive to the second limiting sensor.

6. The fully automatic visual inspection apparatus of claim 1, wherein: the camera, the lens and the lamp panel are fixedly arranged on the side face of the X-axis mechanism through a support, and the lamp panel comprises three lamp panels with sequentially increased radiuses.

7. The fully automatic visual inspection apparatus of claim 1, wherein: conveying mechanism includes fixed plate, fly leaf, three, nut, three and two slide rails of two lead screws of motor, the fixed plate is installed on the backup pad surface, the fly leaf passes through three sliding connection of slider on three slide rails, three output shafts of motor pass through three and one of them lead screw three and be connected, three other ends of lead screw pass fly leaf to its outside to install on the backup pad surface through three bearing mounting brackets, the nut is worn to establish on three lead screws to with fly leaf fixed connection, three slide rails are located to the slider on three to with fly leaf fixed connection.

8. The fully automatic visual inspection apparatus of claim 7, wherein: and a reinforcing plate is arranged on the outer side of the fixing plate.

9. The fully automatic visual inspection apparatus of claim 7, wherein: the bottom of fly leaf is equipped with a plurality of nut mounting holes, the nut is installed in the nut mounting hole.