A turnover structure for a cigarette case appearance defect detection system

Abstract

The present application relates to a kind of turnover structure for cigarette box appearance defect detection system, it is related to detection technical field, cigarette box is conveyed to the direction of second conveying belt by first conveying belt, when being conveyed to the tail end of first conveying belt, by intermittent mechanism, baffle is driven from the gap to pass through the upper surface of first conveying belt, motor drives cam rotation, second connecting rod is swung by the driving of cam, first connecting rod is slid relative to slide rail by second connecting rod pulling, while slide rail drives first connecting rod to rotate around first support shaft, first connecting rod drives suction cup on L plate to be in contact with the cigarette box of baffle, while cylinder is inhaled by suction cup by air pipe and adsorbs cigarette box, cigarette box is rotated 90 degrees under the driving of L plate, when being moved above second conveying belt, cylinder is inflated by suction cup by air pipe, and the adsorption of suction cup to cigarette box is released, it is convenient to complete omnibearing detection to cigarette box on first conveying belt and second conveying belt, improve the detection quality of cigarette box.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of detection equipment, in particular to a turnover structure for a cigarette case appearance defect detection system. BACKGROUND

[0002] The outer surface of a cigarette case is printed with an appearance image, and if the position, color, shape of the image and the shape of the cigarette case are flawed, the packaging qualification rate of the cigarette case will be reduced.

[0003] Currently, industrial cameras are arranged at the upper and lower positions and the front and rear positions of the conveying belt to take pictures, and then the data is uploaded to the computer for comparison with the preset standard data to screen out cigarette cases with appearance defects, thereby improving the packaging qualification rate of the cigarette case.

[0004] However, the cigarette cases on the cigarette case conveying line are placed side by side, and the adjacent cigarette cases block the adjacent corresponding outer surfaces of the cigarette cases, so that the cigarette cases cannot be photographed, and there is a problem of missing detection of defects of the cigarette cases. SUMMARY

[0005] Therefore, the present application aims to provide a turnover structure for a cigarette case appearance defect detection system, which turns over the cigarette case during detection by the turnover structure, so that each surface of the cigarette case is detected, thereby improving the quality of appearance defect detection of the cigarette case.

[0006] The present application solves the above technical problems by the following technical means: the turnover structure comprises a first conveying belt, a partition plate, an intermittent mechanism, a second conveying belt, a support frame, a first support shaft, a slide rail, a first connecting rod, an L-shaped plate, a suction cup, an air pipe, an air cylinder, a second connecting rod, a second support shaft, a cam and a motor.

[0007] The middle part of the first conveying belt is provided with a gap, the gap extends along the longitudinal direction of the first conveying belt, the partition plate repeatedly passes through the upper surface of the first conveying belt under the driving of the intermittent mechanism, the second conveying belt is located below the tail end of the first conveying belt, the supporting frame is located at the tail end of the first conveying belt, the first supporting shaft is fixedly connected with the supporting frame and located on the side of the supporting frame facing the second conveying belt, the sliding rail is rotationally connected with the first supporting shaft, one end of the first connecting rod is slidingly connected with the sliding rail, one end of the L-shaped plate is integrally formed with the first connecting rod, the end of the L-shaped plate away from the first connecting rod is located above the second conveying belt, the suction cup is fixedly connected with the L-shaped plate and located at the end of the L-shaped plate away from the supporting frame, one end of the air pipe is in communication with the inside of the suction cup, the air cylinder is fixedly connected with the other end of the air pipe, the air cylinder is fixed on the supporting frame, one end of the second connecting rod is hingedly connected with the end of the first connecting rod away from the sliding rail, the second connecting rod is located between the first connecting rod and the partition plate, one end of the second supporting shaft is fixedly connected with the supporting frame, the other end of the second supporting shaft is hingedly connected with the end of the second connecting rod away from the first connecting rod, the cam is abutted with the second connecting rod and located on the side of the second connecting rod facing the second conveying belt, the motor is installed on the supporting frame, the cam is fixedly connected with the output shaft of the motor, the cam is abutted with the second connecting rod and located on the side of the second connecting rod facing the second conveying belt

[0008] Further, the first connecting rod and the L-shaped plate are provided with a through hole, one end of the through hole is in communication with the inside of the suction cup, the other end of the through hole extends to the end of the first connecting rod away from the L-shaped plate, the air pipe is in communication with the end of the through hole away from the L-shaped plate, and the air pipe is fixedly connected with the first connecting rod.

[0009] Further, the intermittent mechanism comprises a supporting piece, a spring and a disc, the supporting piece is fixedly connected with the partition plate and located on the side of the partition plate away from the first conveying belt, the spring is installed below the partition plate, the disc is fixedly connected with the output shaft of the motor, the outer edge of the disc is abutted with the supporting piece, and an arc-shaped opening is formed in the disc, and the included angle between the arc-shaped opening and the convex point of the cam is 180°.

[0010] Further, the supporting piece is in a cylindrical shape.

[0011] Further, a recess 145 is formed in the second connecting rod and located on the side of the second connecting rod facing the cam.

[0012] Further, the number of the suction cups is three, and the three suction cups are uniformly distributed on the side of the L-shaped plate facing the second conveying belt.

[0013] The beneficial effects of the present application are as follows:

[0014] I. The cigarette box to be detected is conveyed by a first conveying belt to a second conveying belt, the cigarette box is detected on four surfaces of up and down and front and back on the first conveying belt, when conveyed to the tail end of the first conveying belt, the baffle is driven by the intermittent mechanism to pass through the upper surface of the first conveying belt from the gap, at the same time, the motor is started, the motor drives the cam to rotate, the cam drives the second connecting rod to swing, the second connecting rod pulls the first connecting rod to slide relative to the slide rail, at the same time, the slide rail drives the first connecting rod to rotate around the first support shaft, the first connecting rod drives the suction cup on the L plate to abut against the cigarette box at the baffle, at the same time, the air cylinder is connected with the suction cup through the air pipe to complete the adsorption of the cigarette box; the cigarette box is rotated by 90 degrees under the drive of the L plate, when moved above the second conveying belt, the air cylinder is connected with the suction cup through the air pipe to complete the adsorption of the cigarette box, the cigarette box on the first conveying belt is rotated by 90 degrees and moved to the second conveying belt, so that the cigarette box can be detected on the first conveying belt and the second conveying belt, and the detection quality of the cigarette box is improved.

[0015] II. The first connecting rod and the L plate are connected with the suction cup through the through hole, the air cylinder is connected with the through hole close to one end of the slide rail, so that the swing range of the air pipe following the first connecting rod is reduced.

[0016] III. The cam abuts against the second connecting rod, so that when the second connecting rod drives the suction cup to swing to the cigarette box on the first conveying belt, the disc coaxial with the cam rotates until the support slides to abut against the inner wall of the arc-shaped opening on the disc, the support drives the baffle to pass through the upper surface of the first conveying belt from bottom to top under the action of the spring, the baffle abuts against the cigarette box, and when the suction cup abuts against the cigarette box, the cigarette box is prevented from sliding away from the first conveying belt. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structure diagram of the turnover structure of the cigarette appearance defect detection system;

[0018] Figure 2 is a structure diagram of the turnover structure of the cigarette appearance defect detection system; Figure 1 is a local enlarged view of B in the present application;

[0019] Figure 3 is a structure diagram of the turnover structure of the cigarette appearance defect detection system;

[0020] Wherein: 100 is a turnover structure, 10 is a first conveying belt, 11 is a gap, 20 is a baffle, 30 is an intermittent mechanism, 31 is a support, 32 is a spring, 33 is a disc, 331 is an arc-shaped opening, 40 is a second conveying belt, 50 is a support frame, 60 is a first support shaft, 70 is a slide rail, 80 is a first connecting rod, 85 is a through hole, 90 is an L plate, 110 is a suction cup, 120 is an air pipe, 130 is an air cylinder, 140 is a second connecting rod, 145 is a recess, 150 is a second support shaft, 160 is a cam, and 170 is a motor. Detailed Implementation

[0021] The following specific embodiments illustrate the implementation of the present invention. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. It should be noted that the illustrations provided in the following embodiments are for illustrative purposes only and represent schematic diagrams, not actual pictures, and should not be construed as limiting the present invention. In order to better illustrate the embodiments of the present invention, some components in the figures may be omitted, enlarged, or reduced, and do not represent the actual product size; it is understandable for those skilled in the art that some well-known structures and their descriptions may be omitted in the figures.

[0022] In the figures of this invention, the same or similar reference numerals correspond to the same or similar components. In the description of this invention, it should be understood that if terms such as "upper," "lower," "left," "right," "front," and "rear" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the figure, they are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe positional relationships in the figures are only for illustrative purposes and should not be construed as limiting this invention. For those skilled in the art, the specific meaning of the above-mentioned terms can be understood according to the specific circumstances.

[0023] like Figures 1 to 3 As shown, the present invention discloses a flipping structure 100 for a cigarette box appearance defect detection system, used for detecting defects in the appearance of cigarette boxes. The flipping structure 100 includes a first conveyor belt 10, a partition 20, an intermittent mechanism 30, a second conveyor belt 40, a support frame 50, a first support shaft 60, a slide rail 70, a first connecting rod 80, an L-plate 90, a suction cup 110, an air pipe 120, a cylinder 130, a second connecting rod 140, a second support shaft 150, a cam 160, and a motor 17. 0; The first conveyor belt 10 and the second conveyor belt 40 are connected end to end. The second conveyor belt 40 is located below the first conveyor belt 10. A support frame 50 is provided on the fixed bottom surface in front of the first conveyor belt 10 and the second conveyor belt 40. The first support shaft 60, slide rail 70, first connecting rod 80, L plate 90, suction cup 110, air pipe 120, cylinder 130, second connecting rod 140, second support shaft 150, cam 160 and motor 170 are all mounted on the support frame 50.

[0024] The middle position of the first conveying belt 10 is provided with a gap 11 extending along the longitudinal direction of the first conveying belt 10, the width of the gap 11 is smaller than the length of the cigarette box, so as to avoid the cigarette box from falling off from the gap 11 during conveying, the first conveying belt 10 is driven to rotate by the driven roller and the driving roller, so as to realize the uniform conveying of the cigarette box to be detected, the scanners for defect detection are respectively installed on the upper and lower sides and the front and rear sides of the first conveying belt 10, the first conveying belt 10 is made of transparent material, so as to avoid the shielding of the outer surface of the cigarette box. The upper and lower sides of the second conveying belt 40 are respectively provided with a scanner, when the cigarette box on the first conveying belt 10 completes the defect detection of the four surfaces, the cigarette box is rotated by 90 degrees and moved to the second conveying belt 40 to complete the defect detection of the other two surfaces.

[0025] The gap 11 is provided below with a partition plate 20, the width of the partition plate 20 is smaller than the width of the gap 11, and the partition plate 20 repeatedly passes through the upper surface of the first conveying belt 10 under the driving of the intermittent mechanism 30. The intermittent mechanism 30 can adopt a crank slider mechanism, when a cigarette box is conveyed to the tail end of the first conveying belt 10, the partition plate 20 moves upward from small to large until abutting against the surface of the cigarette box.

[0026] The first supporting shaft 60 is fixedly connected with the supporting frame 50 and located on the side of the supporting frame 50 facing the second conveying belt 40, the slide rail 70 is rotationally connected with the first supporting shaft 60, one end of the first connecting rod 80 is slidingly connected with the slide rail 70, one end of the L-shaped plate 90 is integrally formed with the first connecting rod 80, the end of the L-shaped plate 90 away from the first connecting rod 80 is located above the second conveying belt 40, the suction cup 110 is fixedly connected with the L-shaped plate 90 and located at the end of the L-shaped plate 90 away from the supporting frame 50, the distance between the suction cup 110 and each part on the supporting frame 50 is widened through the L-shaped plate 90, so as to avoid the collision between the cigarette box and each part.

[0027] One end of the air pipe 120 is in communication with the inside of the suction cup 110, the air cylinder 130 is fixedly connected with the other end of the air pipe 120, the air cylinder 130 is fixed on the supporting frame 50, when the telescopic rod of the air cylinder 130 is retracted inward, the air in the suction cup 110 is sucked out through the air pipe 120, the inside of the suction cup 110 becomes vacuum, under the action of atmospheric pressure, the suction cup 110 sucks the cigarette box; when the telescopic rod of the air cylinder 130 is pushed out, the air is pushed into the suction cup 110, so that the pressure difference between the inside and outside of the suction cup 110 disappears, and the suction of the suction cup 110 to the cigarette box is released.

[0028] One end of the second connecting rod 140 is hinged to the end of the first connecting rod 80 away from the slide rail 70, the second connecting rod 140 is located between the first connecting rod 80 and the partition plate 20, one end of the second support shaft 150 is fixedly connected with the support frame 50, the other end of the second support shaft is hinged to the end of the second connecting rod 140 away from the first connecting rod 80, the cam 160 abuts against the second connecting rod 140 and is located on the side of the second connecting rod 140 facing the second conveying belt 40, the motor 170 is installed on the support frame 50, and the cam 160 is fixedly connected with the output shaft of the motor 170. The cam 160 rotates under the drive of the motor 170, the convex point on the cam 160 abuts against the second connecting rod 140, so that the second connecting rod 140 drives the L-shaped plate 90 integrally formed with the first connecting rod 80 to rotate to a parallel angle with the upper surface of the first conveying belt 10, when the convex point of the cam 160 passes the second connecting rod 140, the second connecting rod 140 rotates to a perpendicular state with the second conveying belt 40 under the gravity of the cigarette case, and the cigarette case is moved from the first conveying belt 10 to the second conveying belt 40 by rotating 90 degrees.

[0029] Specifically, the first connecting rod 80 and the L-shaped plate 90 are internally provided with a through hole 85, one end of the through hole 85 is in communication with the interior of the suction cup 110, the other end of the through hole 85 extends to the end of the first connecting rod 80 away from the L-shaped plate 90, the air pipe 120 is in communication with the end of the through hole 85 away from the L-shaped plate 90, and the air pipe 120 is fixedly connected with the first connecting rod 80. The through hole 85 and the air pipe 120 are in communication, which facilitates control of the suction cup 110 under the premise of adsorption, the connection position of the air pipe 120 and the first connecting rod 80 is close to the connection position of the slide rail 70 and the first support shaft 60, and the arc of the air pipe 120 rotating with the first connecting rod 80 can be reduced.

[0030] Specifically, the intermittent mechanism 30 includes a support piece 31, a spring 32 and a disc 33, the support piece 31 is fixedly connected with the partition plate 20 and located on the side of the partition plate 20 away from the first conveying belt 10, the spring 32 is installed below the partition plate 20, the disc 33 is fixedly connected with the output shaft of the motor 170, the outer edge of the disc 33 abuts against the support piece 31, and the disc 33 is provided with an arc-shaped opening 331, and the included angle between the arc-shaped opening 331 and the convex point of the cam 160 is 180°. When the cam 160 abuts against the second connecting rod 140 and the second connecting rod 140 drives the suction cup 110 to swing to the cigarette case on the first conveying belt 10, the disc 33 coaxial with the cam 160 rotates until the support piece 31 slides to abut against the inner wall of the arc-shaped opening 331 on the disc 33, and the support piece 31 drives the partition plate 20 to rapidly pass through the upper surface of the first conveying belt 10 from bottom to top under the action of the spring 32, the partition plate 20 abuts against the cigarette case, and when the suction cup 110 abuts against the cigarette case, the cigarette case is prevented from sliding away from the first conveying belt 10.

[0031] Specific, the shape of the support 31 is cylindrical. Can reduce the friction between the disc 33, when the support 31 slip to the arc-shaped mouth 331 can smoothly slip out.

[0032] Specific, the second connecting rod 140 is provided with recess 145, recess 145 is located in the second connecting rod 140 towards the cam 160 side. Cam 160 will be the second connecting rod 140 to the upper resistance, cam 160 convex point and the inner wall of the recess 145 resistance, so that the cam 160 and the second connecting rod 140 between the high vice connection, reduce the wear between them.

[0033] Specific, the number of suction cups 110 is three, three suction cups 110 are evenly distributed in the L plate 90 towards the second conveying belt 40 side. Multiple suction cups 110 simultaneously adsorbed cigarette box, get enhanced suction cup 110 on the effect of the adsorption of cigarette box.

[0034] The operation process of the application is: the cigarette box to be detected is conveyed from the first conveying belt 10 to the second conveying belt 40, when the cigarette box is conveyed to the tail end of the first conveying belt 10, the motor 170 is started, the convex point of the cam 160 is in contact with the lower surface of the second connecting rod 140, so that the second connecting rod 140 rotates upward, the second connecting rod 140 pulls the first connecting rod 80 and the L plate 90 integrated with the first connecting rod 80 to rotate to be parallel to the upper surface of the first conveying belt 10, the first connecting rod 80 slides along the slide rail 70, so that the distance between the suction cup 110 and the outer surface of the cigarette box can be adjusted, at this time the air in the suction cup 110 is extracted by the air cylinder 130 through the air pipe 120, and the cigarette box is adsorbed on the suction cup 110. At the same time, the disc 33 is driven by the motor 170, the cylindrical support 31 slides into the arc-shaped mouth 331, the support 31 drives the partition plate 20 to quickly pass through the upper surface of the first conveying belt 10 from bottom to top under the action of the spring 32, the partition plate 20 is in contact with the cigarette box, and the cigarette box is prevented from sliding away from the first conveying belt 10 when the suction cup 110 is in contact with the cigarette box. Then the cam 160 continues to rotate under the drive of the motor 170, the convex point of the cam 160 is separated from the second connecting rod 140, and the first connecting rod 80 drives the L plate 90 and the suction cup 110 to rotate to be perpendicular to the upper surface of the second conveying belt under the action of the gravity of the cigarette box, the air cylinder 130 inflates the suction cup 110, and the adsorption of the suction cup 110 on the cigarette box is released, so that the cigarette box on the first conveying belt 10 can be rotated by 90 degrees and moved to the upper surface of the second conveying belt.

[0035] The above examples are only used to illustrate the technical solutions of the present application but not limit the present application. Although the present application is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalently replaced without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application. The technical, shape and structure parts not described in detail in the present application are all known technologies.

Claims

1. A turnover structure for a cigarette case appearance defect detection system, characterized in that: The turnover structure comprises a first conveying belt, a partition plate, an intermittent mechanism, a second conveying belt, a support frame, a first support shaft, a slide rail, a first connecting rod, an L-shaped plate, a suction cup, an air pipe, an air cylinder, a second connecting rod, a second support shaft, a motor and a cam. The middle part of the first conveying belt is provided with a gap which extends along the longitudinal direction of the first conveying belt; the partition plate repeatedly passes through the upper surface of the first conveying belt from the gap under the drive of the intermittent mechanism; the second conveying belt is located below the tail end of the first conveying belt; the support frame is located at the tail end of the first conveying belt; the first support shaft is fixedly connected with the support frame and located on the side of the support frame facing the second conveying belt; the slide rail is rotationally connected with the first support shaft; one end of the first connecting rod is slidingly connected with the slide rail; one end of the L-shaped plate is integrally formed with the first connecting rod; the end of the L-shaped plate away from the first connecting rod is located above the second conveying belt; the suction cup is fixedly connected with the L-shaped plate and located at the end of the L-shaped plate away from the support frame; one end of the air pipe is in communication with the inside of the suction cup; the air cylinder is fixedly connected with the other end of the air pipe; the air cylinder is fixed on the support frame; one end of the second connecting rod is hingedly connected with the end of the first connecting rod away from the slide rail; the second connecting rod is located between the first connecting rod and the partition plate; one end of the second support shaft is fixedly connected with the support frame; the other end of the second support shaft is hingedly connected with the end of the second connecting rod away from the first connecting rod; the cam is in abutment with the second connecting rod and located on the side of the second connecting rod facing the second conveying belt; the motor is installed on the support frame; the cam is fixedly connected with the output shaft of the motor; the cam is in abutment with the second connecting rod and located on the side of the second connecting rod facing the second conveying belt; a recess is formed in the second connecting rod and located on the side of the second connecting rod facing the cam; the number of the suction cups is three, and the three suction cups are uniformly distributed on the side of the L-shaped plate facing the second conveying belt.

2. The turnover structure for a cigarette case appearance defect detection system according to claim 1, characterized in that: A through hole is formed in the first connecting rod and the L-shaped plate, one end of the through hole is in communication with the inside of the suction cup, and the other end of the through hole extends to the end of the first connecting rod away from the L-shaped plate; the air pipe is in communication with the end of the through hole away from the L-shaped plate; and the air pipe is fixedly connected with the first connecting rod.

3. The turnover structure for a cigarette case appearance defect detection system according to any one of claims 1 to 2, characterized in that: The intermittent mechanism comprises a support, a spring and a disc; the support is fixedly connected with the partition plate and located on the side of the partition plate away from the first conveying belt; the spring is installed below the partition plate; the disc is fixedly connected with the output shaft of the motor; the outer edge of the disc is in abutment with the support; an arc-shaped opening is formed in the disc, and the included angle between the arc-shaped opening and the convex point of the cam is 180°.

4. The turnover structure for a cigarette case appearance defect detection system according to claim 3, characterized in that: The support is in the shape of a cylinder.

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