CN218691707U

CN218691707U - Product appearance detection device based on machine vision

Info

Publication number: CN218691707U
Application number: CN202222917853.4U
Authority: CN
Inventors: 喻璟怡; 夏军
Original assignee: East China Jiaotong University
Current assignee: East China Jiaotong University
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-24
Anticipated expiration: 2032-11-03

Abstract

The utility model relates to a detection device especially relates to a product appearance detection device based on machine vision. The utility model aims at providing a can be continuous detect the product, can improve work efficiency's product outward appearance detection device based on machine vision. The utility model provides a product outward appearance detection device based on machine vision, is including support frame, installing frame, the appearance of detecting a flaw, step motor and transparent plate etc. and the support frame top is connected with the installing frame, and the installing frame front side is connected with the appearance of detecting a flaw that can judge whether there is the defect in the product, installs step motor in the installing frame, is connected with the transparent plate that is used for carrying the product on step motor's the output shaft. The utility model discloses a first cooperation of detecting a flaw the head and the second is detected a flaw the head, can carry out all-round detection to the product, and the transport product that second conveyer and transparent plate can last to can be continuous carry out outward appearance to the product and detect, improve work efficiency.

Description

Product appearance detection device based on machine vision

Technical Field

The utility model relates to a detection device especially relates to a product appearance detection device based on machine vision.

Background

Along with the rapid development of science and technology, the machine replaces manual operation gradually, carries out industrial production, detects the outward appearance of product through the machine, judges whether the product has the defect, can to a great extent alleviate people's work load.

The patent with the publication number of CN213181287U discloses a product appearance detection device based on machine vision, which comprises a box body, the outer walls of two ends of the bottom of the box body are fixedly connected with support legs, the bottom of each support leg is fixedly connected with a damping rubber pad, the inner wall of the box body is fixedly connected with a motor, the outer wall of the top of the box body is provided with a bottom plate, the bottom of the bottom plate is fixedly connected with the motor, the top of the bottom plate is provided with a rotary plate, the outer wall of one side of the top of the box body is fixedly connected with a back plate, the patent drives a fixing plate to descend through a hydraulic cylinder, the product is fixed, a detection probe detects a flaw of the product, and after the detection is completed, the product is loosened again.

Aiming at the problems existing at present, the detection device capable of continuously detecting products and improving the working efficiency is designed.

SUMMERY OF THE UTILITY MODEL

In order to overcome above-mentioned prior art once only can detect a product to in testing process, need be fixed with the product, lead to the shortcoming that detection efficiency is low, the utility model aims at providing a can be continuous detect the product, can improve work efficiency's product outward appearance detection device based on machine vision.

The technical scheme is as follows: the utility model provides a product outward appearance detection device based on machine vision, which comprises a supporting rack, the installing frame, the appearance of detecting a flaw, step motor, the transparent plate, the annular plate, first flaw detection head, the mounting panel, the second flaw detection head, first conveyer, second conveyer and third conveyer, the supporting frame top is connected with the installing frame, the installing frame front side is connected with the appearance of detecting a flaw that can judge whether the product exists the defect, install step motor in the installing frame, be connected with the transparent plate that is used for carrying the product on step motor's the output shaft, installing frame upper portion is connected with the annular plate, annular plate and transparent plate rotary type are connected, installing frame top front side is connected with the first flaw detection head that is used for carrying out the detection to the product outward appearance, first head and flaw detection appearance electric connection, the annular plate top is connected with the mounting panel, mounting panel bottom front side is connected with the second flaw detection head that is used for carrying out the detection to the product outward appearance, second flaw detection head and flaw detection appearance electric connection, the first conveyer that is used for carrying qualified products is installed to mounting panel bottom rear side, the second conveyer is installed to installing frame left side upper portion, the third conveyer that is used for carrying qualified products is installed to installing frame rear side.

As the improvement of above-mentioned scheme, still including fourth conveyer, roller bearing, slide, time shape frame and bolt, the equal rotary type in both sides is connected with the fourth conveyer that is used for correcting the product position around the second conveyer top, and fourth conveyer top right side all is connected with the roller bearing, and mounting panel left side slidingtype is equipped with the slide, and the slide left side is connected with time shape frame, returns shape frame and roller bearing sliding connection, and mounting panel top left side screw thread formula is equipped with the bolt that can fix the slide.

As the improvement of above-mentioned scheme, still including electric putter, push pedal and collection frame, the annular plate right side is connected with the collection frame that is used for collecting unqualified product, and the mounting panel top is connected with electric putter, is connected with the push pedal that can promote the unqualified product in the collection frame on electric putter's the telescopic link, push pedal and mounting panel sliding type connection.

As the improvement of above-mentioned scheme, still including the light, at least two lights are installed to mounting panel bottom front side, and the second is detected a flaw and is located between the light.

As the improvement of the proposal, the device also comprises rubber convex strips, and the outer side of the first conveyor is connected with the rubber convex strips at uniform intervals.

The beneficial effects are that: 1. the utility model discloses a first cooperation of detecting a flaw the head and the second is detected a flaw the head, can carry out all-round detection to the product, and the transport product that second conveyer and transparent plate can last to can be continuous carry out outward appearance to the product and detect, improve work efficiency.

2. The fourth conveyor can correct the position of the product so that the product can be accurately conveyed to the detection position on the transparent plate.

3. The electric push rod can drive the push plate to move rightwards, unqualified products are pushed into the collecting frame, and people can collect the products conveniently.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the second inspection head, the first conveyor and the lighting lamp according to the present invention.

Fig. 3 is a schematic view of the partial sectional three-dimensional structure of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the roller, the sliding plate and the clip of the present invention.

Fig. 5 is a schematic view of the three-dimensional structure of the electric push rod and the push plate of the present invention.

Fig. 6 is a schematic view of a three-dimensional structure of the rubber raised strips of the present invention.

Number designation in the figures: 1_ support frame, 2_ installing frame, 3_ flaw detector, 4_ step motor, 5_ transparent plate, 6_ annular plate, 7_ first flaw detection head, 8_ mounting panel, 9_ second flaw detection head, 10_ first conveyer, 11_ second conveyer, 12_ third conveyer, 13_ fourth conveyer, 14_ roller, 15_ slide, 16_ square frame, 17_ bolt, 18_ electric putter, 19_ push pedal, 20_ collection frame, 21_ light, 22_ rubber convex strip.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Example 1

The utility model provides a product outward appearance detection device based on machine vision, refer to fig. 1, fig. 2 and fig. 3, including support frame 1, installing frame 2, defectoscope 3, step motor 4, transparent plate 5, annular plate 6, first defectoscope head 7, mounting panel 8, second defectoscope head 9, first conveyer 10, second conveyer 11 and third conveyer 12, there is installing frame 2 at support frame 1 top through the screw connection, there is defectoscope 3 at 2 front sides of installing frame through the screw connection, defectoscope 3 can judge whether there is the defect in the product, install step motor 4 through the screw installation in the bottom in installing frame 2, be connected with transparent plate 5 on the output shaft of step motor 4, transparent plate 5 can carry the product, 2 upper portions of installing frame are connected with annular plate 6 through the screw, annular plate 6 and transparent plate 5 rotary type are connected, 2 top front sides of installing frame have first defectoscope head 7 through the screw connection, first defectoscope head 7 can detect the product outward appearance through the screw installation head 9, first 7 and 3 electric connection of annular plate, 6 top is connected with annular plate 8 through

mounting panel

8, 8 front sides of mounting panel 8 is connected with second defectoscope head 9 through the screw connection, but the product is installed through the screw connection of second defectoscope head 10 after the qualified product is installed through the screw connection, acceptable transport frame 10, acceptable product is installed through the screw installation frame 2, the acceptable transport screw installation frame 10, the acceptable conveyor.

Referring to fig. 2, the inspection device further comprises two illuminating lamps 21, the two illuminating lamps 21 are mounted on the front side of the bottom of the mounting plate 8 through screws, the two illuminating lamps 21 are arranged in a bilateral symmetry mode, and the second inspection head 9 is located between the two illuminating lamps 21.

Referring to fig. 6, a rubber rib 22 is further included, and the rubber rib 22 is connected to the outer side of the first conveyor 10 at regular intervals.

People can start the flaw detector 3, the first flaw detection head 7, the second flaw detection head 9, the first conveyor 10, the second conveyor 11 and the third conveyor 12, then control the stepping motor 4 to work every 5 seconds, rotate 90 degrees anticlockwise every time, then place the product on the second conveyor 11, the second conveyor 11 conveys the product to the right, convey the product onto the transparent plate 5, when the stepping motor 4 starts to work, the stepping motor 4 drives the transparent plate 5 to rotate 90 degrees anticlockwise, so as to drive the product to rotate 90 degrees anticlockwise, convey the product between the first flaw detection head 7 and the second flaw detection head 9, the first flaw detection head 7 can detect the top and the periphery of the product, the second flaw detection head 9 can detect the bottom and the periphery of the product, thus, the all-around detection can be carried out on the product, the flaw detector 3 can judge whether the product is qualified, people can know the condition of the product through the flaw detector 3, after 5 seconds, the stepping motor 4 drives the product to continuously rotate 90 degrees anticlockwise and rotates the product to the right side of the mounting plate 8, if the product is unqualified, people can take the product away, otherwise, if the product is qualified, people can continue to convey the product, after 5 seconds, the stepping motor 4 works again and continues to convey the qualified product and rotates the qualified product to the rear side of the mounting plate 8, at the moment, the qualified product can be in contact with the first conveyor 10, the first conveyor 10 can convey the qualified product to the third conveyor 12, the third conveyor 12 can convey the qualified product backwards, then people collect the qualified product, the product can be continuously subjected to appearance detection by reciprocating in the way, the working efficiency is improved, the rubber raised strips 22 on the first conveyor 10 can increase the friction force, the qualified product of better transport, under the not enough condition of light, people can open light 21, illuminate the product, make first flaw detection head 7 and second flaw detection head 9 can be better carry out outward appearance to the product and detect, need not detect the product time, close light 21, flaw detector 3, first flaw detection head 7, second flaw detection head 9, first conveyer 10, second conveyer 11, third conveyer 12 and step motor 4.

Example 2

On the basis of embodiment 1, referring to fig. 1 and 4, the device further comprises a fourth conveyor 13, rollers 14, sliding plates 15, a clip frame 16 and bolts 17, wherein the fourth conveyor 13 is rotatably connected to the front side and the rear side of the top of the second conveyor 11, the fourth conveyor 13 is used for correcting the position of a product, the rollers 14 are connected to the right side of the top of the fourth conveyor 13, the sliding plates 15 are slidably arranged on the left side of the mounting plate 8, the clip frame 16 is connected to the left side of the sliding plates 15 through screws, the clip frame 16 is slidably connected to the rollers 14, the bolts 17 are threadedly arranged on the left side of the top of the mounting plate 8, and the sliding plates 15 can be fixed after the bolts 17 are tightened.

People can adjust the distance between the two fourth conveyors 13 according to the size of a product, if the product is small, people unscrew the bolt 17, loosen the sliding plate 15, move the sliding plate 15 leftwards, the sliding plate 15 drives the clip frame 16 to move leftwards, the clip frame 16 drives the two rollers 14 to move towards the direction close to each other, the two fourth conveyors 13 rotate along with the sliding plate to the direction close to each other, the distance between the two fourth conveyors 13 is shortened, if the product is large, people can move the sliding plate 15 rightwards, the sliding plate 15 drives the clip frame 16 to move rightwards, the clip frame 16 drives the two rollers 14 to move towards the direction far away from each other, the two fourth conveyors 13 rotate along with the sliding plate to the direction far away from each other, the distance between the two fourth conveyors 13 is prolonged, after the distance between the two fourth conveyors 13 is adjusted, people tighten the bolt 17 to fix the sliding plate 15, so that the fourth conveyors 13 are fixed, at this time, people can start the fourth conveyors 13, when the product is in contact with the fourth conveyors 13, the middle of the second conveyor 11 can convey the product to the position, the product can be accurately detected, and the transparent plate 13 can be detected, and the detection of the product can be carried on the fourth conveyor 5, and the detection can be carried out, and the detection.

Referring to fig. 1 and 5, the collecting device further comprises an electric push rod 18, a push plate 19 and a collecting frame 20, the right side of the annular plate 6 is connected with the collecting frame 20 through a screw, the collecting frame 20 can collect unqualified products, the top of the mounting plate 8 is connected with the electric push rod 18 through a screw, the right end of a telescopic rod of the electric push rod 18 is connected with the push plate 19, the push plate 19 can push the unqualified products into the collecting frame 20, and the push plate 19 is connected with the mounting plate 8 in a sliding mode.

When the product is unqualified, people wait for unqualified product to carry the right side of mounting panel 8, then control electric putter 18's telescopic link extension shortens 2 seconds again after 2 seconds, and electric putter 18 drives push pedal 19 and moves 2 seconds and reset 2 seconds that move left after moving 2 seconds, and push pedal 19 can be with unqualified product promote collect in the frame 20, make things convenient for people to collect.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims

1. The utility model provides a product outward appearance detection device based on machine vision, including support frame (1) and installing frame (2), support frame (1) top is connected with installing frame (2), characterized by: the automatic flaw detection device is characterized by further comprising a flaw detector (3), a stepping motor (4), a transparent plate (5), an annular plate (6), a first flaw detection head (7), a mounting plate (8), a second flaw detection head (9), a first conveyor (10), a second conveyor (11) and a third conveyor (12), wherein the front side of the mounting frame (2) is connected with the flaw detector (3) capable of judging whether a product has a defect or not, the stepping motor (4) is installed in the mounting frame (2), the transparent plate (5) used for conveying the product is connected onto an output shaft of the stepping motor (4), the annular plate (6) is connected onto the upper portion of the mounting frame (2), the annular plate (6) is rotatably connected with the transparent plate (5), the first flaw detection head (7) used for detecting the appearance of the product is connected onto the front side of the top of the mounting frame (2), the first flaw detection head (7) is electrically connected with the flaw detector (3), the mounting plate (8) is connected onto the top of the annular plate (6), the mounting plate (8) is connected onto the front side of the bottom of the mounting plate (8) is connected with the second flaw detection head (9) used for detecting the appearance of the product, the mounting plate (3), the left side of the mounting plate (8), the conveyor (11) is installed onto the left side of the qualified conveyor (2), a third conveyor (12) for conveying qualified products is installed at the upper part of the rear side of the installation frame (2).

2. The machine vision-based product appearance inspection device of claim 1, wherein: still including fourth conveyer (13), roller bearing (14), slide (15), return shape frame (16) and bolt (17), the equal rotary type in both sides is connected with fourth conveyer (13) that are used for correcting the product position around second conveyer (11) top, fourth conveyer (13) top right side all is connected with roller bearing (14), mounting panel (8) left side slidingtype is equipped with slide (15), slide (15) left side is connected with returns shape frame (16), return shape frame (16) and roller bearing (14) sliding connection, mounting panel (8) top left side screw thread formula is equipped with bolt (17) that can fixed slide (15).

3. The machine vision-based product appearance inspection device of claim 2, wherein: still including electric putter (18), push pedal (19) and collection frame (20), annular plate (6) right side is connected with collection frame (20) that are used for collecting unqualified product, and mounting panel (8) top is connected with electric putter (18), is connected with on the telescopic link of electric putter (18) and can promotes unqualified product push pedal (19) in collecting frame (20), push pedal (19) and mounting panel (8) sliding type connection.

4. A machine vision based product appearance inspection device as claimed in claim 3, wherein: the device is characterized by further comprising illuminating lamps (21), wherein at least two illuminating lamps (21) are installed on the front side of the bottom of the mounting plate (8), and the second flaw detection head (9) is located between the illuminating lamps (21).

5. The machine vision-based product appearance inspection device of claim 4, wherein: the first conveyor is characterized by further comprising rubber convex strips (22), wherein the rubber convex strips (22) are connected to the outer side of the first conveyor (10) at uniform intervals.