CN112858342A - Full-automatic picture and text defect detection device for transparent box body - Google Patents
Full-automatic picture and text defect detection device for transparent box body Download PDFInfo
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- CN112858342A CN112858342A CN202110029059.3A CN202110029059A CN112858342A CN 112858342 A CN112858342 A CN 112858342A CN 202110029059 A CN202110029059 A CN 202110029059A CN 112858342 A CN112858342 A CN 112858342A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N21/95607—Inspecting patterns on the surface of objects using a comparative method
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses a full-automatic image-text defect detection device for a transparent box body, which comprises: the device comprises a rack, a conveying belt, a clamping jaw mechanism, a rotary conveying mechanism and a shooting mechanism; the two clamping jaw mechanisms are arranged on the rack, wherein the first clamping jaw mechanism is used for transporting the transparent box body on the conveying belt to the rotary conveying mechanism, and the second clamping jaw mechanism is used for transporting the transparent box body of the rotary conveying mechanism to the conveying belt; the rotary conveying mechanism comprises a rotary bracket, a box body clamping mechanism and a lifting light source; the rotating bracket is rotatably arranged on the rack, and the plurality of box body clamping mechanisms are arranged on the rotating bracket; a plurality of lift light sources are installed on runing rest, and each lift light source is installed in the top that corresponds box body fixture, and it includes lift cylinder and backlight, and lift cylinder drive backlight goes up and down. The device can detect the picture and text defect of transparent box body, and degree of automation is high, can solve the big, the big problem of intensity of labour of error that artifical measuring exists, improves detection efficiency simultaneously.
Description
Technical Field
The invention relates to the technical field of wine packaging detection equipment, in particular to a full-automatic image-text defect detection device for a transparent box body.
Background
White spirit is a drink that many people all liked, and the packing carton of beverage bottle has important effect to the transportation sale of drinks, and a good packing can help the white spirit to obtain bigger sales volume, and the packing carton still has certain guard action to the beverage bottle simultaneously, prevents that the beverage bottle is damaged because of the collision. The existing packaging box adopts a combination mode of a base and a transparent box body, some image-text information such as product names, trademarks, bar codes, odor types, net contents and the like is usually printed on the transparent box body, and the problem of image-text printing errors or defects possibly exists due to manual or machine errors in the production process, so that after printing is finished, the surface image-text of the transparent box body needs to be detected.
The existing detection mode is observed and detected manually, and has the problems of large error, non-uniform standard, low working efficiency and the like, so that the existing detection mode for detecting the image-text defects of the transparent box body needs to be improved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a full-automatic image-text defect detection device for a transparent box body.
The purpose of the invention is realized by the following technical scheme:
a full-automatic picture and text defect detection device of a transparent box body comprises: the device comprises a rack, a conveying belt, two clamping jaw mechanisms, a rotary conveying mechanism and at least one shooting mechanism; the conveying belt is arranged on one side of the rack and is used for conveying the transparent box body from front to back; the two clamping jaw mechanisms are arranged on the rack and respectively comprise a first clamping jaw mechanism and a second clamping jaw mechanism, the first clamping jaw mechanism is used for transporting the transparent box body on the conveying belt to the rotary conveying mechanism, and the second clamping jaw mechanism is arranged behind the first clamping jaw mechanism and is used for transporting the transparent box body of the rotary conveying mechanism to the conveying belt; the rotary conveying mechanism comprises a rotary bracket, a box body clamping mechanism and a lifting light source; the rotating bracket is rotatably arranged on the rack and positioned at one side of the conveying belt, and the plurality of box body clamping mechanisms are arranged on the rotating bracket in an equidistant circumferential array manner so as to limit the transparent box bodies; the lifting light sources are arranged on the rotating support, each lifting light source is arranged above the corresponding box body clamping mechanism and comprises a lifting cylinder and a backlight source, and the lifting cylinders are fixed with the rotating support and drive the backlight source to lift; the shooting mechanism comprises a camera which is arranged on the frame and used for shooting the transparent box body.
As a further preferred scheme, the rack is provided with a top plate; clamping jaw mechanism includes rotation axis, clamping jaw mount pad and a plurality of clamping jaw, the top of rotation axis is rotationally installed on the roof, the clamping jaw mount pad is fixed the lower extreme of rotation axis, it is a plurality of the clamping jaw is cyclic annular equidistance and arranges the periphery of clamping jaw mount pad.
As a further preferred scheme, each clamping jaw comprises a clamping jaw cylinder, a pair of clamping arms, two extension arms and a ball; the clamping jaw air cylinder is connected with the clamping jaw mounting seat, two sides of the clamping jaw air cylinder are respectively provided with a driving end, and each driving end is correspondingly connected with one clamping arm; each extension arm is connected with the corresponding clamping arm and extends forwards, and an elastic cushion block is arranged on the inner side of each extension arm; the ball is installed in the clamping jaw cylinder and is kept away from one side of clamping jaw mount pad.
As a further preferred scheme, the rotating bracket comprises a turntable main shaft, an upper turntable and a lower turntable; the turntable main shaft is rotatably arranged on the top plate, the upper turntable is fixedly arranged at the lower end of the turntable main shaft, and the lifting cylinder is arranged on the outer side of the upper turntable; the lower rotary table is arranged below the upper rotary table and is connected with the upper rotary table through a rotary table connecting rod, and the plurality of box body clamping mechanisms are circumferentially arranged on the lower rotary table.
As a further preferred scheme, each box body clamping mechanism comprises a shaft sleeve, a bracket, a pair of clamping fingers and a sliding shaft; the shaft sleeve is arranged on the lower rotary table and is provided with an inner cavity for accommodating the sliding shaft; the mounting seat is fixedly arranged above the shaft sleeve, and two sides of the mounting seat are respectively provided with a fixed shaft; the two clamping fingers are oppositely arranged, each clamping finger is provided with a pivoting part, a connecting part and a clamping part, the connecting part and the clamping part are respectively arranged at two ends of the pivoting part, an included angle is formed between the connecting part and the clamping part, and the clamping part is upwards exposed out of the dragging seat and used for clamping the box body; the sliding shaft is arranged in the shaft sleeve in a lifting manner, and the upper end of the sliding shaft is connected with the connecting part of the two clamping fingers in a driving manner through a connecting piece; the frame mounting has sliding shaft climbing mechanism, and sliding shaft climbing mechanism is located the below of carousel down, it is provided with two jacking cylinders, and the interval of two jacking cylinders corresponds with two adjacent box body fixture's sliding shaft interval, each the corresponding sliding shaft lift of jacking cylinder drive for the clamping part pendulum changes, and then realizes the centre gripping or the release to transparent box body.
As a further preferred scheme, the box body clamping mechanism further comprises a bearing seat and a bearing; the shaft sleeve can rotatably penetrate through the lower turntable; the bearing block is arranged on the lower rotary table, and the bearing is arranged between the bearing block and the shaft sleeve; the rotary conveying mechanism further comprises a servo motor arranged on the lower rotary table, and the servo motor drives a shaft sleeve corresponding to the box body clamping mechanism to rotate.
As a further preferable scheme, the clamping device further comprises a driving motor, wherein the driving motor is installed on the top plate and simultaneously drives the turntable main shaft and the rotating shafts of the two clamping jaw mechanisms to rotate.
As a further preferable scheme, the transmission ratio of the turntable main shaft to the rotating shaft is equal to the ratio of the number of clamping jaws of the clamping jaw mechanism to the box body clamping mechanism of the rotary conveying mechanism.
As a further preferable scheme, the driving motor is connected with the turntable spindle in a gear transmission mode, and the driving motor is connected with the rotating shafts of the two clamping jaw mechanisms through a synchronous belt.
As a further preferable scheme, the conveyer belt comprises a limiting roller positioned below the first clamping jaw mechanism, and the limiting roller is installed on one side of the conveyer belt through a clamping head.
Compared with the prior art, the full-automatic image-text defect detection device for the transparent box body, provided by the invention, can be used for detecting the image-text defects of the transparent box body, is high in automation degree, can solve the problems of large error and large labor intensity in manual detection, and simultaneously improves the detection efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a fully automatic image-text defect detection device of a transparent box body in the invention;
FIG. 2 is a side view of the fully automatic image-text defect detecting apparatus of the transparent box of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2 taken along A-A;
FIG. 4 is a schematic view of the jaw mechanism of the present invention;
FIG. 5 is a perspective view of a jaw of the present invention;
FIG. 6 is a front view of a jaw of the present invention;
FIG. 7 is a perspective view of the rotary feed mechanism of the present invention;
FIG. 8 is a perspective view of the cassette clamping mechanism of the present invention;
FIG. 9 is a cross-sectional view of the cassette clamping mechanism of the present invention;
FIG. 10 is a perspective view of the photographing mechanism according to the present invention;
in the figure:
a frame-1; a top plate-11; a bottom plate-12;
a conveying belt-2; a limiting roller-21;
a clamping jaw mechanism-3; a driven pulley-31; a rotating shaft bearing support-32; a rotating shaft-33; jaw mounting-34; a jaw-35; a clamping jaw cylinder-351; a drive end-3511; a clamp arm-352; an extension arm-353; a resilient pad-354; linker-3531; an extension-3532; a ball mechanism-355; a connecting plate-3551; ball-3552; a limiting block-3553; ball pin-3554; a lifting cylinder-356; a slider-3561; a slide rail-3562; an upper mounting plate-3563; mounting plate-3564; a lower mounting plate-3565;
a synchronous belt-4;
a rotary conveying mechanism-5; a driven gear-51; a turntable bearing support-52; a turntable spindle-53; an upper turntable-54; a lifting light source-55; a lifting cylinder-551; a backlight-552; a turntable link-56; a lower turntable-57; a box body clamping mechanism-58; a sliding shaft-581; a small diameter part-5811; large diameter portion-5812; a shaft sleeve-582; lumen-5821; a second drive gear-583; a gear fixing sleeve-5831; a bearing seat-584; bearing-5841; a lifting push block-585; link-5851; a limiter-586; a main stop block-5861; a side limiting block-5862; an adjusting rod-5863; a cushion-5864; clamping fingers-587; a clamping portion-5871; a pivot-connection portion-5872; a connecting portion-5873; an elastic cushion block-588; bracket-589; a clamping finger fixing plate-5891; a clamping finger side seal plate-5892; a support plate-5893; a fixed shaft-5894; a servo motor-59; a first drive gear 591;
a drive motor-6; a motor bracket-61; a drive gear-62; a drive pulley-63;
a shooting mechanism-7; a fixed rod-71; a camera mounting post-72; a fixed sleeve-73; a camera mounting block-74; a camera-75; a supplemental light source-76;
a sliding shaft jacking mechanism-8; a fixed mount-81; a jacking cylinder-82.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and detailed description. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "left", "right", "inner", "outer" and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Examples
Referring to fig. 1-3, the present embodiment provides a full-automatic image-text defect detecting apparatus for a transparent box, including: the device comprises a frame 1, a conveying belt 2, two clamping jaw mechanisms 3, a rotary conveying mechanism 5 and at least one shooting mechanism 7. Wherein the conveyer belt is installed at one side of the frame to convey the transparent box 100 from front to back; the two clamping jaw mechanisms 3 are arranged on the rack and are respectively a first clamping jaw mechanism and a second clamping jaw mechanism (in fig. 3, the first clamping jaw mechanism is positioned at the lower side of the second clamping jaw mechanism), the first clamping jaw mechanism is used for transporting the transparent box body 100 on the conveying belt 2 to the feeding station of the rotary conveying mechanism 5, and the second clamping jaw mechanism is arranged behind the first clamping jaw mechanism and is used for transporting the transparent box body 100 on the blanking station of the rotary conveying mechanism 5 to the conveying belt; the rotary conveying mechanism 5 comprises a rotary bracket, a box body clamping mechanism 58 and a lifting light source 55; the rotating bracket is rotatably arranged on the rack 1 and positioned at one side of the conveying belt 2, and the plurality of box clamping mechanisms 58 are arranged on the rotating bracket in an equidistant circumferential array manner so as to limit the transparent boxes; a plurality of lifting light sources 55 are arranged on the rotating bracket, each lifting light source 55 is correspondingly arranged above the corresponding box body clamping mechanism 58 and comprises a lifting cylinder 551 and a backlight source 552; the lifting cylinder is fixed with the rotating support and drives the backlight 552 to lift, during shooting, the lifting cylinder 551 drives the backlight 552 to descend and penetrate into the transparent box body, the backlight 552 can be used for adjusting light to ensure shooting quality, the backlight 552 can shield the back surface of the transparent box body, the situation that a shooting mechanism shoots the front surface and the back surface of the transparent box body to influence system judgment can be avoided, and detection quality is further ensured; shoot mechanism 7 and include camera support and camera 75, the camera support sets firmly in the frame and is located rotatory conveying mechanism one side, camera 75 is installed be used for shooing transparent box body on the camera support, camera 75's camera orientation is corresponding shoots the station.
Referring to fig. 1-2, the frame 1 has a top plate 11, a bottom plate 12 and a support rod connecting the top plate 11 and the bottom plate 12. The conveying belt 2 comprises a limiting roller 21 positioned below the first clamping jaw mechanism, and the limiting roller 21 is installed on one side of the conveying belt 2 through a clamping head. The limiting roller 21 can block the transparent box body to be detected, so that the first clamping jaw mechanism can be conveniently positioned and grabbed.
As shown in fig. 4, the clamping jaw mechanism includes a rotating shaft 33, a clamping jaw mounting seat 34 and a plurality of clamping jaws 35, the top end of the rotating shaft 33 is mounted on the top plate 11 through a rotating shaft bearing seat 32, the clamping jaw mounting seat 34 is fixed at the lower end of the rotating shaft 33, and the clamping jaws 35 are annularly and equidistantly arranged on the periphery of the clamping jaw mounting seat 34.
As shown in fig. 5-6, the gripper 35 includes a gripper cylinder 351, a pair of gripper arms 352, two extension arms 353, and a ball mechanism 3555. The two sides of the clamping jaw cylinder 351 are respectively provided with a driving end, each driving end is correspondingly connected with one of the clamping arms 352, when the transparent box is grabbed, the clamping jaw cylinder 351 drives the two clamping arms 352 to move relatively so as to clamp the transparent box, and when the transparent box is conveyed to a designated position, the clamping jaw cylinder 351 drives the two clamping arms 352 to be opened. Each extension arm 353 is connected with the corresponding clamping arm 352 and extends forwards, so that the clamping range can be enlarged, in addition, an elastic cushion block 354 is arranged on the inner side of each extension arm 353, the grabbing stability is favorably improved, the transparent box body is prevented from slipping in the carrying process, and meanwhile, the box body abrasion can be reduced. The ball mechanism 3555 includes a ball 3552 installed at the front side of the gripper cylinder 351. Set up ball mechanism 3555, convert sliding friction into rolling friction, the friction that produces when reducible clamp gets the box body does benefit to the protection box body wall.
As shown in fig. 5-6, the outer wall surface of the front end of the holding arm 352 is provided with a mounting groove for facilitating the mounting and positioning of the extension arm 353. The extension arm 353 is L-shaped, and includes a connection portion 3531 and an extension portion 3532 protruding forward from an outer side of the connection portion 3531, the connection portion 3531 is detachably fixed on the mounting groove, and the resilient pad 354 is mounted on an inner wall of the extension portion 3532. In this embodiment, connecting portion 3531 is fixed with extension arm 353 through the screw, and easy dismounting when snatching the transparent box body of unidimensional, can replace the extension arm 353 of different models, need not to change whole clamping jaw, does benefit to reduce cost.
As shown in fig. 5 to 6, the ball mechanism 3555 further includes a connecting plate 3551 installed at a front side of the gripper cylinder 351 and a ball pin 3554 installed at a front side of the connecting plate 3551, a center line of the ball pin 3554 is disposed in an up-down direction, and the ball 3552 is sleeved on the ball pin 3554. The ball mechanism 3555 further comprises two limit blocks 3553 which are respectively arranged on the upper side and the lower side of the connecting plate 3551, and two ends of the ball pin shaft 3554 are respectively connected with the corresponding limit blocks 3553. In this embodiment, the balls 3552 are made of soft plastic material.
As shown in fig. 5 to 6, the clamping jaw further includes a clamping jaw lifting cylinder 356, and the clamping jaw lifting cylinder 356 is installed at the rear side of the clamping jaw cylinder 351 and used for driving the clamping jaw cylinder 351 to lift and lower so as to adjust the height of the box body. The clamping jaw lifting cylinder 356 comprises a slide rail 3562 and a slide block 3561 which is installed on the slide rail 3562 in a vertically sliding manner, wherein the slide block 3561 is fixedly connected with the rear side of the clamping jaw cylinder 351 through a mounting plate 3564. The clamping jaw lifting cylinder 356 further comprises an upper mounting plate 3563 and a lower mounting plate 3565, wherein the upper mounting plate 3563 and the lower mounting plate 3565 are fixedly arranged at the upper end and the lower end of the sliding rail 3562 respectively. The upper mounting plate 3563 and the lower mounting plate 3565 are provided with mounting holes, and the upper mounting plate 3563 and the lower mounting plate 3565 are fixed on the outer wall of the clamping jaw mounting seat. When snatching transparent box body, two centre gripping arms 352 of clamping jaw cylinder 351 drive press from both sides tight transparent box body again, promote transparent box body through clamping jaw lift cylinder afterwards, when the clamping jaw rotates next station, the lift cylinder drives transparent box body and descends, and two centre gripping arms 352 open afterwards, release transparent box body.
As shown in fig. 7, the rotary stand includes a turntable main shaft 53, an upper turntable 54, and a lower turntable 57; wherein, the turntable main shaft 53 is rotatably mounted on the top plate through a turntable bearing seat 52, the upper turntable 53 is fixedly arranged at the lower end of the turntable main shaft, and the lifting cylinder 551 of the lifting light source 55 is mounted at the outer side of the upper turntable; the lower rotary table 57 is arranged below the upper rotary table 54 and is connected with the upper rotary table through a rotary table connecting rod, and the box body clamping mechanisms 58 are arranged on the lower rotary table in a circumferential equidistance mode.
8-9, each of the cassette holding mechanisms includes a hub 582, a bracket 589, a pair of fingers 587, and a slide shaft 581; the shaft sleeve is arranged on the lower rotary table and is provided with an inner cavity which is communicated up and down to accommodate the sliding shaft; the bracket 589 is fixedly arranged above the shaft sleeve, two sides of the bracket 589 are respectively provided with a fixed shaft 5894, and the two fixed shafts 5894 are symmetrically arranged; the two clamping fingers 587 are oppositely arranged, each clamping finger 587 is provided with a pivot portion 5872, a connecting portion 5873 and a clamping portion 5871, the connecting portion 5873 and the clamping portion 5871 are respectively arranged at two ends of the pivot portion 5872, an included angle is formed between the connecting portion and the clamping portion, in the horizontal direction, the connecting portion 5873 is located on the inner side of the pivot portion 5872, and the clamping portion 5871 is upwards exposed out of the dragging seat and used for clamping a transparent box body; the sliding shaft 581 is arranged in the shaft sleeve in a lifting way, and the upper end of the sliding shaft is connected with the connecting part of the two clamping fingers in a driving way through a connecting piece.
As shown in fig. 8 to 9, the connecting member includes a lifting push block 585 fixedly disposed at a top end of the sliding shaft 581, the middle of the lifting push block 585 is in threaded connection with the top end of the sliding shaft 581, and two ends of the lifting push block 585 in a horizontal direction are respectively connected with a connecting portion 5873 corresponding to the clamping finger 587 through a connecting rod 5851. The sliding shaft 581 is lifted, and the lifting push block 585 pushes the two connecting parts 5873 to be lifted, so that the two clamping parts 5871 are turned outwards, namely the clamping fingers 587 are opened; the sliding shaft 581 descends, and the lifting push block 585 pulls the two connecting parts 5873 to descend, so that the two clamping parts 5871 turn inwards, namely the clamping fingers 587 are closed inwards, and the transparent box body can be clamped.
As shown in fig. 8-9, the bracket 589 includes two opposing finger fixing plates 5891 and two opposing finger side sealing plates 5892; the bottom of the clamping finger fixing plate 5891 is fixed with the shaft sleeve 582, and the fixing shaft 5894 is connected with the clamping finger fixing plate 5891; the clamping finger fixing plate 5891 is arranged on the side edge of the clamping finger fixing plate 5891, and the top of the clamping finger fixing plate 5891 is provided with a notch corresponding to the clamping finger 587. In addition, bracket 589 still includes and installs the layer board 5893 at clamping finger fixed plate 5891 top, and the side of layer board 5893 is equipped with the groove of stepping down that corresponds clamping part 5871.
8-9, interior cavity 5821 of boss 582 has a smaller diameter section and a larger diameter section below the smaller diameter section; the sliding shaft 581 has a small-diameter portion 5811 and a large-diameter portion 5812 connected to a lower portion of the small-diameter portion 5811, and the small-diameter portion 5811 passes through the small-diameter section upward; a compression spring is sleeved on the small diameter portion 5811, the upper end of the compression spring is abutted against the large diameter section, and the lower end of the compression spring is abutted against the large diameter portion 5812. When clamping, the compression spring pushes the sliding shaft 581 to descend, so that the clamping fingers 587 are closed, i.e., the workpiece is clamped by the elasticity of the spring.
As shown in fig. 8 to 9, a limiting member 586 is installed inside the clamping portion 5871 of one of the clamping fingers 587, and the limiting member 586 includes a main limiting member 5861 and two side limiting members 5862. The main limit block 5861 is installed on the clamping portion 5871, an adjusting rod 5863 is installed inside the main limit block 5861, a cushion 5864 used for abutting against the outer wall of the box body is installed on the adjusting rod 5863 away from the main limit block 5861, and the adjusting rod 5863 can adjust the distance from the cushion 5864 to the main limit block 5861, so that the box body can be better clamped. The side stoppers 5862 are mounted on the sides of the main stopper 5861, and the ends thereof are also mounted with cushions 5864. The side stoppers 5862 grip the cartridge from the other two sides, which can further prevent the angle of the cartridge from being restricted. The provision of a cushion 5864 facilitates protection of the cartridge body surface. In this embodiment, main stopper 5861 passes through the screw and detachably installs on clamping part 5871, and when detecting the box body of different shapes, removable locating part 586 is in order to adapt to the box body shape, and the commonality is strong. An elastic cushion 588 is installed on the inner side of the other clamping finger 587, but in other embodiments, a limiting member 586 may be disposed on both clamping fingers 587.
As shown in fig. 2, the detection device further comprises a sliding shaft jacking mechanism 8 arranged below the lower rotary table, the sliding shaft jacking mechanism 8 is provided with two jacking cylinders 82, the two jacking cylinders 82 are installed on the bottom plate through a fixing frame 81 and respectively correspond to the feeding station and the discharging station, and the distance between the two jacking cylinders 82 is consistent with the distance between the sliding shafts of the two adjacent box body clamping mechanisms. When the rotary conveying mechanism stops rotating, two jacking cylinders 82 vertically correspond to the two box body clamping mechanisms of the feeding and discharging station, and the jacking cylinders push and push the sliding shafts 581 upwards to open the clamping fingers; when the transparent box body needs to be clamped, the jacking cylinder 82 descends, the compression spring 5821 resets, the sliding shaft 581 descends and drives the lifting push block to move downwards, so that the clamping parts 5871 of the two clamping fingers 587 swing inwards and clamp the outer wall of the transparent box body.
Further, the box clamping mechanism further comprises a bearing seat 584 and a bearing 5841; the shaft sleeve 582 rotatably passes through the lower turntable; the bearing seat 584 is installed on the lower rotary table 57, and the bearing 5841 is installed between the bearing seat and the shaft sleeve. In addition, the rotary conveying mechanism further comprises a servo motor 59 arranged on the lower turntable, and the servo motor 59 is arranged on the inner side of the corresponding box clamping mechanism 58 in a driving mode and drives the shaft sleeve to rotate. In this embodiment, a first driving gear 591 is installed on the rotating shaft of the servo motor 59, a second driving gear 583 is installed on the lower end of the shaft sleeve 582 through a gear fixing sleeve 5831, and the second driving gear 583 is meshed with the first driving gear 591, i.e., the servo motor and the shaft sleeve are in gear transmission. Through setting up servo motor 59 control box body fixture and rotating, can adjust the rotation angle of box body when rotary conveying mechanism 5 rotates, the shooting face of adjustment box body, and then shoot the detection to the different faces of transparent box body, improve detection efficiency.
As shown in fig. 1-2, the detection device provides rotary power to the gripper mechanism and the rotary conveyance mechanism by a drive motor 6. Wherein, the driving motor 6 is installed on the top plate 11 through a motor bracket 61. In the horizontal direction, the driving motor 6 is located between the two rotating shafts and the turntable spindle, the rotating shaft of the driving motor 6 extends downwards, and a driving gear 62 and a driving belt pulley 63 are installed; a driven gear 51 is arranged at the upper end of the turntable main shaft, and the driven gear is meshed with the driving gear; the upper ends of the two rotating shafts are respectively provided with a driven belt wheel 31, and the driving belt wheel 63 is connected with the two driven belt wheels 31 through a synchronous belt 4. So set up, only need a driving motor can two clamping jaw mechanism 3 of simultaneous control and rotatory conveying mechanism 5 rotate, do benefit to and reduce equipment cost and equipment occupation space. In addition, two clamping jaw mechanisms rotate synchronously, can accomplish simultaneously rotatory conveying mechanism's last unloading operation does benefit to and improves detection efficiency.
As shown in fig. 1 and 3, the transmission ratio of the turntable spindle 53 to the rotating shaft 33 is equal to the ratio of the number of the clamping jaws 35 of the clamping jaw mechanism 3 to the box clamping mechanism 58 of the rotary conveying mechanism 5. In this embodiment, a transmission ratio between the turntable spindle and the rotating shaft is 1:2, and when the turntable spindle rotates for one circle, the rotating shaft rotates for two circles. Each clamping jaw mechanism is provided with three clamping jaws 35, the rotary conveying mechanism is provided with six box body clamping mechanisms 58, and the connecting line of the central line of the turntable spindle 53 and the central lines of the two rotating shafts 33 is in an equilateral triangle shape.
As shown in fig. 2 and 10, the camera mechanism 7 is installed on the side of the rotary conveying mechanism away from the conveyor belt, and the camera 75 faces the center of the rotary support in the horizontal direction. Because the transparent box body usually has multi-surface printing, therefore, this embodiment sets up two shooting mechanism that the interval set up, also can further increase the quantity of shooting mechanism in other embodiments. Each of the photographing mechanisms includes a fixing lever 71, a camera mounting lever 72, a fixing sleeve 73, and a camera mounting block 74. Wherein, the fixed rod is vertically arranged on the bottom plate 12, and the camera mounting rod can be vertically adjusted and arranged on the fixed rod and extends towards the horizontal direction so as to adjust the height of the camera; the fixing sleeve 73 is rotatably sleeved with the camera mounting rod 72 and is provided with a knob which can adjust the tightness of the fixing sleeve 73; the camera mounting block is rotatably mounted on the camera fixing lever, and the camera 75 is provided on the camera mounting block 74. So set up, can diversely adjust camera shooting angle to adapt to the detection of the transparent box body of different specifications. In addition, in order to further improve the shooting quality, the shooting mechanism further comprises a supplementary light source 76, and the supplementary light source 76 is installed on the fixing rod 71. When the transparent box body rotates to a first shooting position, the shooting mechanism 7 shoots a first detection surface. Subsequently, the rotary conveying mechanism rotates, and simultaneously, the corresponding servo motor 59 is started to drive the transparent box body to rotate, so that the other detection surface of the transparent box body faces outwards, and when the rotary conveying mechanism rotates to the next station, the second shooting mechanism 7 continues to shoot the transparent box body. After the shooting is completed, the cameras 75 transmit the shot pictures to the control system, and the control system compares the shot pictures with the standard pictures to judge whether the pictures and texts on the surface of the transparent box body are qualified.
Referring to fig. 1-3, the operation of the fully automatic image-text defect detecting device for transparent box is as follows:
1. placing the transparent box body to be detected at the upstream position of the transmission belt with the opening facing upwards;
2. the transparent box body moves to the position of the limiting roller to stop advancing;
3. the clamping jaws of the first clamping jaw mechanism above the conveyor belt grab the transparent box body and rotate 120 degrees (taking fig. 3 as an example, the rotating direction of the clamping jaw mechanism is anticlockwise, and the rotating direction of the rotary conveying mechanism is clockwise), and after the first clamping jaw mechanism moves to the feeding station, the clamping jaw mechanism and the rotary conveying mechanism stop rotating;
4. the clamping jaw releases the workpiece, and a box body clamping mechanism positioned at the feeding station clamps the transparent box body;
5. the rotary conveying mechanism continues to rotate, and in the rotating process, the lifting light source descends and rises into the transparent box body;
6. the transparent box body rotates to a first shooting station, the rotary conveying mechanism stops rotating, the first shooting mechanism shoots a detection surface, and a shot picture is transmitted to the control system;
7. the rotary conveying mechanism rotates again, meanwhile, the corresponding servo motor is started, the transparent box body rotates, and the second detection surface is adjusted to face the rotary conveying mechanism;
8. the transparent box body rotates to a second shooting station, the rotary conveying mechanism stops rotating, the second shooting mechanism shoots a second detection surface, and the shot picture is transmitted to the control system;
9. the rotary conveying mechanism rotates again, and meanwhile, the lifting light source rises above the transparent box body;
10. when the transparent box body rotates to the blanking station, the rotary conveying mechanism stops rotating, the box body clamping mechanism releases the transparent box body, and the clamping jaw corresponding to the second clamping jaw mechanism clamps the transparent box body;
11. the second clamping jaw mechanism rotates and conveys the transparent box body to a transmission belt, and the transmission belt continuously forwards transmits the transparent box body;
12. and the control system receives the information of the shooting mechanism and compares the shot picture with the standard picture, and when the shot picture is different from the standard picture, the transparent box body is judged to have the image-text defect.
In conclusion, the fully-automatic image-text defect detection device for the transparent box body provided by the invention has the following beneficial effects:
1. the detection device can detect the image-text defects of the transparent box body, has high automation degree, and can solve the problems of large error and large labor intensity existing in manual detection;
2. the box body is conveyed in a mode of combining the two clamping jaw mechanisms and the rotary conveying mechanism, so that the feeding and discharging operation and the shooting operation can be synchronously performed, and the detection efficiency is improved; only one conveying belt and one driving motor are needed, so that the production and processing cost of the detection device can be saved;
3. the rotary conveying mechanism is provided with a lifting light source, during shooting, the lifting air cylinder drives the backlight source to descend to penetrate into the transparent box body, the backlight source can be used for adjusting light to ensure shooting quality, the backlight source can shield the back surface of the transparent box body, the situation that the shooting mechanism shoots the front surface and the back surface of the transparent box body to influence system judgment can be avoided, and therefore detection precision is ensured;
4. the detection device is provided with the rotary conveying mechanism through the middle part, and the clamping jaw mechanism and the shooting mechanism are respectively arranged on two sides of the rotary conveying mechanism, so that the structure is more compact, and the occupied space is saved;
5. the clamping jaw cylinder is provided with the ball mechanism, when the clamping jaw cylinder is used for clamping, the balls abut against the outer wall of the transparent box body, sliding friction is converted into rolling friction, friction between the clamping transparent box body and the clamping jaw cylinder can be reduced, and the wall surface of the transparent box body can be protected;
6. the rotary conveying mechanism is provided with the servo motor, the box body clamping mechanism is controlled to rotate through the servo motor, the rotating angle of the transparent box body can be adjusted when the rotary conveying mechanism rotates, and shooting and detection on different surfaces of the box body are achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a full-automatic picture and text defect detecting device of transparent box body which characterized in that includes: the device comprises a rack, a conveying belt, two clamping jaw mechanisms, a rotary conveying mechanism and at least one shooting mechanism; the conveying belt is arranged on one side of the rack and is used for conveying the transparent box body from front to back; the two clamping jaw mechanisms are arranged on the rack and respectively comprise a first clamping jaw mechanism and a second clamping jaw mechanism, the first clamping jaw mechanism is used for transporting the transparent box body on the conveying belt to the rotary conveying mechanism, and the second clamping jaw mechanism is arranged behind the first clamping jaw mechanism and is used for transporting the transparent box body of the rotary conveying mechanism to the conveying belt; the rotary conveying mechanism comprises a rotary bracket, a box body clamping mechanism and a lifting light source; the rotating bracket is rotatably arranged on the rack and positioned at one side of the conveying belt, and the plurality of box body clamping mechanisms are arranged on the rotating bracket in an equidistant circumferential array manner so as to limit the transparent box bodies; the lifting light sources are arranged on the rotating support, each lifting light source is arranged above the corresponding box body clamping mechanism and comprises a lifting cylinder and a backlight source, and the lifting cylinders are fixed with the rotating support and drive the backlight source to lift; the shooting mechanism comprises a camera which is arranged on the frame and used for shooting the transparent box body.
2. The fully automatic image-text defect detection device of the transparent box body as claimed in claim 1, wherein the frame is provided with a top plate; clamping jaw mechanism includes rotation axis, clamping jaw mount pad and a plurality of clamping jaw, the top of rotation axis is rotationally installed on the roof, the clamping jaw mount pad is fixed the lower extreme of rotation axis, it is a plurality of the clamping jaw is cyclic annular equidistance and arranges the periphery of clamping jaw mount pad.
3. The fully automatic image-text defect detection device of claim 2, wherein each of the clamping jaws comprises a clamping jaw cylinder, a pair of clamping arms, two extension arms and a ball; the clamping jaw air cylinder is connected with the clamping jaw mounting seat, two sides of the clamping jaw air cylinder are respectively provided with a driving end, and each driving end is correspondingly connected with one clamping arm; each extension arm is connected with the corresponding clamping arm and extends forwards, and an elastic cushion block is arranged on the inner side of each extension arm; the ball is installed in the clamping jaw cylinder and is kept away from one side of clamping jaw mount pad.
4. The fully automatic image-text defect detection device of the transparent box body as claimed in claim 2, wherein the rotary support comprises a turntable main shaft, an upper turntable and a lower turntable; the turntable main shaft is rotatably arranged on the top plate, the upper turntable is fixedly arranged at the lower end of the turntable main shaft, and the lifting cylinder is arranged on the outer side of the upper turntable; the lower rotary table is arranged below the upper rotary table and is connected with the upper rotary table through a rotary table connecting rod, and the plurality of box body clamping mechanisms are circumferentially arranged on the lower rotary table.
5. The fully automatic image-text defect detecting device of claim 4, wherein each of said box clamping mechanisms comprises a shaft sleeve, a bracket, a pair of clamping fingers and a sliding shaft; the shaft sleeve is arranged on the lower rotary table and is provided with an inner cavity for accommodating the sliding shaft; the mounting seat is fixedly arranged above the shaft sleeve, and two sides of the mounting seat are respectively provided with a fixed shaft; the two clamping fingers are oppositely arranged, each clamping finger is provided with a pivoting part, a connecting part and a clamping part, the connecting part and the clamping part are respectively arranged at two ends of the pivoting part, an included angle is formed between the connecting part and the clamping part, and the clamping part is upwards exposed out of the dragging seat and used for clamping the box body; the sliding shaft is arranged in the shaft sleeve in a lifting manner, and the upper end of the sliding shaft is connected with the connecting part of the two clamping fingers in a driving manner through a connecting piece; the frame mounting has sliding shaft climbing mechanism, and sliding shaft climbing mechanism is located the below of carousel down, it is provided with two jacking cylinders, two the interval of jacking cylinder corresponds with two adjacent box body fixture's sliding shaft interval, each the sliding shaft that the jacking cylinder drive corresponds goes up and down for the clamping part pendulum changes, and then realizes centre gripping or the release to transparent box body.
6. The full-automatic image-text defect detection device of the transparent box body as claimed in claim 5, wherein the box body clamping mechanism further comprises a bearing seat and a bearing; the shaft sleeve can rotatably penetrate through the lower turntable; the bearing block is arranged on the lower rotary table, and the bearing is arranged between the bearing block and the shaft sleeve; the rotary conveying mechanism further comprises a servo motor arranged on the lower rotary table, and the servo motor drives a shaft sleeve corresponding to the box body clamping mechanism to rotate.
7. The fully automatic image-text defect detection device of claim 2, further comprising a driving motor, wherein the driving motor is mounted on the top plate and drives the turntable spindle and the rotating shafts of the two clamping jaw mechanisms to rotate simultaneously.
8. The fully automatic transparent box image-text defect detecting device according to claim 7, characterized in that the transmission ratio of the turntable main shaft to the rotating shaft is equal to the ratio of the number of the clamping jaws of the clamping jaw mechanism to the box clamping mechanism of the rotary conveying mechanism.
9. The fully automatic image-text defect detection device of claim 7, characterized in that the driving motor is connected with the turntable spindle through a gear transmission mode, and the driving motor is connected with the rotating shafts of the two clamping jaw mechanisms through a synchronous belt.
10. The fully automatic image-text defect detecting device of claim 1, wherein the conveyor belt comprises a limiting roller located below the first clamping jaw mechanism, and the limiting roller is mounted on one side of the conveyor belt through a clamping head.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110029059.3A CN112858342A (en) | 2021-01-11 | 2021-01-11 | Full-automatic picture and text defect detection device for transparent box body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110029059.3A CN112858342A (en) | 2021-01-11 | 2021-01-11 | Full-automatic picture and text defect detection device for transparent box body |
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| CN112858342A true CN112858342A (en) | 2021-05-28 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820316A (en) * | 2021-07-09 | 2021-12-21 | 杭州君辰机器人有限公司 | Detection system |
| CN113820315A (en) * | 2021-07-09 | 2021-12-21 | 杭州君辰机器人有限公司 | Detection device |
| CN113960059A (en) * | 2021-10-21 | 2022-01-21 | 成都泓睿科技有限责任公司 | Soft bag lamp inspection machine |
| CN114460007A (en) * | 2022-02-11 | 2022-05-10 | 河北科技大学 | Circular shaft surface defect detection device |
| CN117630020A (en) * | 2024-01-25 | 2024-03-01 | 上海波创电气有限公司 | Detection device for surface defects of materials |
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- 2021-01-11 CN CN202110029059.3A patent/CN112858342A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820316A (en) * | 2021-07-09 | 2021-12-21 | 杭州君辰机器人有限公司 | Detection system |
| CN113820315A (en) * | 2021-07-09 | 2021-12-21 | 杭州君辰机器人有限公司 | Detection device |
| CN113820315B (en) * | 2021-07-09 | 2024-04-19 | 杭州君辰机器人有限公司 | Detection device |
| CN113820316B (en) * | 2021-07-09 | 2024-04-19 | 杭州君辰机器人有限公司 | Detection system |
| CN113960059A (en) * | 2021-10-21 | 2022-01-21 | 成都泓睿科技有限责任公司 | Soft bag lamp inspection machine |
| CN113960059B (en) * | 2021-10-21 | 2024-05-17 | 成都泓睿科技有限责任公司 | Soft bag light inspection machine |
| CN114460007A (en) * | 2022-02-11 | 2022-05-10 | 河北科技大学 | Circular shaft surface defect detection device |
| CN114460007B (en) * | 2022-02-11 | 2023-10-13 | 河北科技大学 | Circle axle surface defect detection device |
| CN117630020A (en) * | 2024-01-25 | 2024-03-01 | 上海波创电气有限公司 | Detection device for surface defects of materials |
| CN117630020B (en) * | 2024-01-25 | 2024-05-10 | 上海波创电气有限公司 | Detection device for surface defects of materials |
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