CN111266302A

CN111266302A - Visual inspection machine for winding drum materials

Info

Publication number: CN111266302A
Application number: CN202010106613.9A
Authority: CN
Inventors: 林小博; 刘璐
Original assignee: Guangzhou Pulisi Technology Co, Ltd
Current assignee: Guangzhou Pulisi Technology Co, Ltd
Priority date: 2020-02-20
Filing date: 2020-02-20
Publication date: 2020-06-12

Abstract

The invention relates to the technical field of printed matter detection, and discloses a visual detection machine for a reel material, which comprises a rack, and an unwinding mechanism, a traction mechanism, a die cutting mechanism, a conveying belt, a visual detection mechanism, an eliminating mechanism, a receiving mechanism and a main control computer which are arranged on the rack, wherein the unwinding mechanism, the traction mechanism and the die cutting mechanism are sequentially arranged at the front end of the conveying belt from front to back; the automatic winding drum material sorting machine has the functions of automatic separation, automatic detection, automatic rejection, automatic collection and the like, improves the detection efficiency of the winding drum material, saves the labor cost and improves the benefits of enterprises.

Description

Visual inspection machine for winding drum materials

Technical Field

The invention relates to the technical field of printed matter detection, in particular to a visual detection machine for a winding drum material.

Background

The roll material can be applied to more fields, and can be applied to the printing and packaging industry, such as daily chemical, medicine, electronic packaging and bar code label application. Because the roll material has the advantages of good printing effect, high speed, accurate cutting and the like, the application field is more and more extensive, but in the printing process, the quality problem of the printed matter often occurs and even the printing inferior-quality product is generated due to the reasons of the process and the like. How to select a few unqualified products from a plurality of qualified products is a production problem of each printing plant. The existing main mode of rejecting unqualified reel printing is selected manually, some printing quality detection machines exist in the current market, the detection process usually detects unqualified products through the detection machines, marks are made manually, and the marked products are picked out after the product dies are cut into sheets. Adopt this kind of unqualified product to select the mode, still rely on manual operation, manual operation inevitably can appear selecting the error, influences unqualified product and selects the degree of accuracy, finally reduces product qualification rate and production efficiency, in addition because the output and the efficiency of reel printed matter are higher and higher, uses the requirement that the customer can't be satisfied far away to the manual product inspection.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a fully-automatic roll material visual detection machine which integrates white edge stripping, cutting, detection and waste discharge and has high detection efficiency.

In order to achieve the above object, the present invention provides a web visual inspection machine comprising: a frame, an unreeling mechanism, a traction mechanism, a die cutting mechanism, a conveying belt, a visual detection mechanism, an eliminating mechanism, a material receiving mechanism and a main control machine which are arranged on the frame,

the unwinding mechanism, the traction mechanism and the die cutting mechanism are sequentially arranged at the front end of the conveying belt from front to back, the material receiving mechanism is arranged at the back end of the conveying belt, the visual detection mechanism and the rejection mechanism are respectively arranged on the conveying belt from front to back,

the unwinding mechanism is used for unwinding and conveying a wound roll material, the traction mechanism is used for conveying the unwound wound roll material to the die cutting mechanism, the die cutting mechanism is used for cutting off white edges of the unwound wound roll material and simultaneously separating the wound roll material into single labels, the conveying belt is used for conveying the single labels, the visual detection mechanism is used for determining the single labels on the conveying belt to be defective labels or qualified labels, the rejecting mechanism is used for rejecting the defective labels on the conveying belt, and the receiving mechanism is used for collecting the qualified labels on the conveying belt,

the main control machine is electrically connected with the traction mechanism, the conveying belt, the vision detection mechanism and the rejection mechanism.

As an optimal scheme, a deviation rectifying mechanism is further arranged between the unwinding mechanism and the traction mechanism.

As an optimal scheme, the deviation rectifying mechanism comprises an unwinding deviation rectifying device and a winding deviation rectifying device which are arranged on the rack, the unwinding deviation rectifying device is arranged above the unwinding mechanism, and the winding deviation rectifying device is arranged below the traction mechanism.

Preferably, the die cutting machine further comprises a waste discharging mechanism for removing the cut white edges, and the waste discharging mechanism is mounted on the rack and arranged behind the die cutting mechanism.

Preferably, the conveyer belt comprises a first conveyer belt and a second conveyer belt which are arranged on the frame from front to back, a gap for the defective label to fall down is arranged between the first conveyer belt and the second conveyer belt,

the rejecting mechanism comprises a blowing device arranged on the rack, and a blowing port of the blowing device is opposite to the notch.

Preferably, the label collecting device further comprises a waste collecting box for collecting the defective labels, and the waste collecting box is arranged below the conveying belt and corresponds to the notch.

Preferably, the second conveying belt further comprises a pressing mechanism for pressing the qualified labels.

Preferably, the pressing mechanism comprises an installation frame and a pressing wheel rotatably installed on the installation frame through a rocker.

Preferably, the material receiving mechanism comprises a collecting plate fixed on the rack, the upper end of the collecting plate abuts against the rear end of the second conveying belt, the lower end of the collecting plate is inclined backwards, and a limiting plate is arranged on the collecting plate.

Compared with the prior art, the visual inspection machine for the winding drum material has the advantages that:

the visual inspection machine for the reel material comprises a rack, an unreeling mechanism, a traction mechanism, a die cutting mechanism, a conveying belt, a visual inspection mechanism, an eliminating mechanism, a material receiving mechanism and a main control computer, wherein the unreeling mechanism, the traction mechanism, the die cutting mechanism, the conveying belt, the visual inspection mechanism, the eliminating mechanism, the material receiving mechanism and the main control computer are arranged on the rack, the reel material is unfolded through the unreeling mechanism and conveyed, the traction mechanism conveys the unfolded reel material to the die cutting mechanism, the die cutting mechanism cuts off white edges of the reel material and separates the reel material into single labels, the visual inspection mechanism determines that the single label on the conveying belt is a defective label or a qualified label, the eliminating mechanism eliminates the defective label on the conveying belt, the material receiving mechanism collects and arranges the qualified label on the conveying belt, and the main control computer can adjust and set parameters of the traction mechanism, the, easily realize, degree of automation is high, has realized separating into the sola label with web material when automatic peeling off the white limit to web material, whether automated inspection is qualified label, rejecting unqualified label automatically and collecting functions such as qualified label automatically, compares the very big improvement detection efficiency of manual detection ability, is favorable to practicing thrift the cost.

Drawings

FIG. 1 is a schematic view of the overall structure of a visual inspection machine for web material according to an embodiment of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

FIG. 3 is a partially enlarged view of portion B of FIG. 1;

FIG. 4 is a front view of a web vision inspection machine according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion C of FIG. 4;

FIG. 6 is an enlarged view of a portion D of FIG. 4;

FIG. 7 is a top view of a precision die-cut piece quality inspection machine according to an embodiment of the present invention;

in the figure, 1, a frame; 2. an unwinding mechanism; 3. a traction mechanism; 4. a die-cutting mechanism; 5. a conveyor belt; 51. a first conveyor belt; 52. a second conveyor belt; 6. a visual detection mechanism; 7. a rejection mechanism; 71. a blowing device; 8. a material receiving mechanism; 81. a collection plate; 82. a limiting plate; 9. a main control machine; 10. unwinding deviation rectifying device; 11. rolling a deviation rectifier; 12. a waste discharge mechanism; 13. a notch; 14. a waste collection tank; 15. a side lever; 16. a cross bar; 17. a pinch roller; 18. and (4) a waste discharge guide groove.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "front", "rear", and the like, which indicate the orientation or positional relationship, are used in the present invention based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

As shown in fig. 1 to 7, a visual inspection machine for a web according to a preferred embodiment of the present invention includes: the automatic winding and unwinding device comprises a frame 1, an unwinding mechanism 2, a traction mechanism 3, a die cutting mechanism 4, a conveying belt 5, a visual detection mechanism 6, an eliminating mechanism 7, a material receiving mechanism 8 and a main control computer 9, wherein the unwinding mechanism 2, the traction mechanism 3 and the die cutting mechanism 4 are arranged at the front end of the conveying belt 5 from front to back in sequence, the material receiving mechanism 8 is arranged at the rear end of the conveying belt 5, the visual detection mechanism 6 and the eliminating mechanism 7 are respectively arranged on the conveying belt 5 from front to back, the unwinding mechanism 2 is used for unwinding and conveying a reel material, the traction mechanism 3 is used for conveying the unwound reel material to the die cutting mechanism 4, the die cutting mechanism 4 is used for cutting off the white edge of the unwound reel material and simultaneously dividing the reel material into single labels, the conveying belt 5 is used for conveying the single labels, the visual detection mechanism 6 is used for determining that the single labels on the conveying belt 5 are defective, the rejecting mechanism 7 is used for rejecting defective labels on the conveying belt 5, the receiving mechanism 8 is used for collecting qualified labels on the conveying belt 5, and the main control computer 9 is electrically connected with the traction mechanism 3, the conveying belt 5, the visual detection mechanism 6 and the rejecting mechanism 7.

Based on the technical scheme, the visual inspection machine for the winding drum material is characterized in that the winding drum material is unfolded through the unwinding mechanism 2 and the traction mechanism 3 and is conveyed to the die cutting mechanism 4, the white edge of the winding drum material is cut off through the die cutting mechanism 4 and is separated into single labels, the single labels to be detected directly fall onto the conveying belt 5, the single labels to be detected are determined to be defective labels or qualified labels through the visual inspection mechanism 6 arranged above the conveying belt 5, and after the detection is finished, if the detection result is qualified labels, the qualified labels are conveyed to the material receiving mechanism 8 through the conveying belt 5; if the detection result is a defective label, the label is automatically removed through the removing mechanism 7.

Wherein, the unreeling mechanism 2 comprises an unreeling roller, the unreeling roller is positioned at the front end of the frame 1, one end of the unreeling roller is rotatably connected with the frame 1, the traction mechanism 3 comprises a driving roller, the driving roller is positioned at the rear end of the unreeling roller, a motor is fixed on the frame 1, the power output end of the motor is connected with one end of the driving roller, the unreeling roller and the driving roller are arranged in parallel, the die-cutting mechanism 4 comprises a die-cutting roller, a bottom roller and a driving roller which are sequentially arranged from top to bottom, the die-cutting roller, the bottom roller and the driving roller are all parallel with the driving roller, the die-cutting roller, the bottom roller and the driving roller are positioned in the same vertical plane, the die-cutting roller, the bottom roller and the driving roller are all rotatably connected with the frame 1, the driving roller is connected with the power output end of the motor, the driving roller is connected with the die-cutting roller and the bottom roller through a gear, the driving roller is used for driving the bottom roller and the die-cutting roller to relatively, meanwhile, the bottom roller is driven to rotate clockwise, so that the unfolded film-shaped winding drum material enters the space between the bottom roller and the die-cutting roller from the left side of the die-cutting mechanism 4, the surface of the die-cutting roller is provided with a cutting edge, a cutting platform is formed between the die-cutting roller and the bottom roller, the structure of the cutting edge is designed corresponding to the shape of the label, the cutting edge is designed into a specific shape relatively according to different label shapes, the cutting edge is used for separating the labels on the winding drum material one by one, and the separated single label falls on the conveying belt. The visual detection mechanism 6 comprises a support seat arranged on the frame 1 and an image shooting device arranged on the support seat, a visual processor with acquisition and detection functions is arranged in the image shooting device, the image shooting device is used for acquiring image-text information of a single label on the conveying belt 5 and distinguishing the image-text information, and the image shooting device can distinguish whether the single label is a qualified label or a defective label and send a distinguishing result to the main control computer 9.

Aiming at the reel material, the invention realizes the functions of automatically peeling the white edge of the reel material and separating the white edge into single labels, automatically detecting whether the reel material is a qualified label, automatically eliminating unqualified labels, automatically collecting qualified labels and the like, can greatly improve the detection quality compared with manual detection, and has high detection efficiency.

Preferably, a deviation rectifying mechanism is further arranged between the unwinding mechanism 2 and the traction mechanism 3. The running route of the web material can be corrected, the web material is ensured to enter the die-cutting mechanism 4 in the correct direction, and the die-cutting mechanism 4 is prevented from cutting off the edge.

Preferably, as shown in fig. 5, in order to better perform deviation correction and ensure the die cutting precision, the deviation correction mechanism includes an unwinding deviation corrector 10 and a winding deviation corrector 11 installed on the frame 1, the unwinding deviation corrector 10 is disposed above the unwinding mechanism 2, and the winding deviation corrector 11 is disposed below the traction mechanism 3. Specifically, paper guide rollers are arranged between the unwinding mechanism 2 and the unwinding deviation corrector 10, between the unwinding deviation corrector 10 and the winding deviation corrector 11, and between the winding deviation corrector 11 and the traction mechanism 3, and are arranged in parallel with the unwinding roller and the driving roller.

Preferably, as shown in fig. 5, a waste discharging mechanism 12 for removing the cut-off white edge is further included, and the waste discharging mechanism 12 is mounted on the frame 1 and is disposed behind the die cutting mechanism 4. The waste discharge mechanism 12 comprises a waste collecting shaft, the waste collecting shaft is rotatably arranged on the frame 1 and is connected with the power output end of the motor, a paper guide roller is further arranged between the waste collecting shaft and the die cutting mechanism 4 and is arranged in parallel with the bottom roller, and the waste white scraps stripped off by the die cutting mechanism 4 on the winding drum material are firstly guided by the paper guide roller and then are wound and treated by the waste collecting shaft.

Preferably, as shown in fig. 6, the conveying belt 5 includes a first conveying belt 51 and a second conveying belt 52 which are arranged on the frame 1 from front to back, in order to facilitate conveying a single label, the first conveying belt 51 is an air suction conveying belt, a gap 13 for a defective label to fall is arranged between the first conveying belt 51 and the second conveying belt 52, the removing mechanism 7 includes an air blowing device 71 arranged on the frame 1, and an air blowing port of the air blowing device 71 is arranged opposite to the gap 13. Visual detection mechanism 6 can judge whether the sola label is qualified label and send the judged result to main control computer 9, when visual detection mechanism 6 detects that the label is qualified label, sends an electric signal for main control computer 9, and blast apparatus 71 does not start this moment, when visual detection mechanism 6 detects that the label is defect label, sends an electric signal for main control computer 9, and main control computer 9 automatic control blast apparatus 71 starts and blows defect label off breach 13.

Preferably, a scrap collecting box 14 for collecting the defective labels is also included, the scrap collecting box 14 being provided below the conveyor belt 5 and in correspondence with the notch 13. After the blowing device 71 blows the defect label off the notch 13, the defect label directly enters the waste collection box 14, so that the defect label is convenient to collect and arrange.

Further, still include waste material guide way 18, waste material guide way 18 is installed in frame 1 and is located breach 13 below, and waste material guide way 18 is the slope setting, and the upper end of waste material guide way 18 is just to breach 13, and the lower extreme of waste material guide way 18 is located scrap collecting box 14 top, and waste material guide way 18 can make the defect label correspond scrap collecting box 14 and fall, avoids falling outside scrap collecting box 14 falls, prevents to influence the health of workshop.

Preferably, as shown in fig. 3, 6 and 7, the second conveyor belt 52 further includes a pressing mechanism thereon for pressing the qualified labels. The sola label after 4 cross cutting separations of die-cutting mechanism leaves the conveyer belt that induced drafts, loses the adsorption, and easy bending hunch-ups, swager constructs and is used for compressing tightly the qualified label of sola, prevents its bending hunch-ups, guarantees that the qualified label of sola is smooth to fall into receiving agencies 8, is convenient for collect the arrangement.

Preferably, as shown in fig. 3, the pressing mechanism includes a mounting frame mounted on the frame 1 and a pressing wheel 17 rotatably mounted on the mounting frame through a rocker. The mounting bracket includes side lever 15 and at least one horizontal pole 16, and a pair of side lever 15 that are parallel to each other locate second conveyor belt 52 the top and set up along direction of delivery, and side lever 15 installs in frame 1, and each horizontal pole 16 all with side lever 15 sliding connection, all installs pinch roller 17 on each horizontal pole 16, and the position of adjustment horizontal pole 16 and pinch roller 17 can realize compressing tightly the label of different specifications size.

Preferably, as shown in fig. 1 and fig. 3, the receiving mechanism 8 includes a collecting plate 81 fixed on the rack 1, an upper end of the collecting plate 81 abuts against a rear end of the second conveying belt 52, a lower end of the collecting plate 81 is inclined rearward, a limiting plate 82 is disposed on the collecting plate 81, the limiting plate 82 is disposed on two sides of the collecting plate 81 parallel to the conveying direction and one side away from the second conveying belt 52, the qualified labels enter the collecting plate 81 from the second conveying belt 52, the limiting plate 82 plays a role in blocking and sorting, and preferably, each limiting plate 82 is slidably disposed on the collecting plate 81 so as to collect labels of different specifications and sizes.

The working process of the invention is as follows: the winding drum material is placed on the unwinding mechanism 2, the winding drum material is pulled by the traction mechanism 3 to be unwound, the unwinding deviation corrector 10 and the winding deviation corrector 11 correct the traveling route of the winding drum material, the winding drum material is sent into the die cutting mechanism 4, the winding drum material is separated into single labels while the white edges of the winding drum material are stripped, the white edge waste materials stripped by the die cutting mechanism 4 are collected and processed by the waste discharge mechanism 12, and the separated single labels are adsorbed by the conveying belt 5 and are conveyed backwards to the visual detection mechanism 6 for photographing detection. The detected qualified labels are continuously transported backwards to the material receiving mechanism 8 through the conveyer belt 5 for receiving, and the detected defective labels are blown down to the waste collecting box 14 by the blowing device 71 for uniform collection and treatment when being transported to the rejecting mechanism 7. The sola label after 4 cross cutting separations of die-cutting mechanism loses the adsorption after leaving the conveyer belt that induced drafts, and easy bending hunch-ups, swager constructs and locates between conveyer belt and the receiving agencies 8 that induced drafts, plays the effect that compresses tightly to the sola label, prevents its bending hunch-ups, guarantees that the sola label is smooth to fall into receiving agencies 8 in to in collecting the arrangement. In the operation of the equipment, the parameters of the traction mechanism 3, the conveyer belt 5, the visual detection mechanism 6 and the rejection mechanism 7 can be set and adjusted on the main control machine 9.

In summary, the embodiment of the invention provides a visual inspection machine for a roll material, which has the functions of automatically peeling off white edges and simultaneously separating the white edges into single labels, automatically detecting whether the roll material is a qualified label, automatically eliminating unqualified labels, automatically collecting qualified labels and the like, so that the detection efficiency of the roll material is greatly improved, the labor cost is greatly saved, and the benefit of enterprises is favorably improved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A web vision inspection machine, comprising: a frame, an unreeling mechanism, a traction mechanism, a die cutting mechanism, a conveying belt, a visual detection mechanism, an eliminating mechanism, a material receiving mechanism and a main control machine which are arranged on the frame,

2. The visual inspection machine of web as claimed in claim 1, wherein a deviation correction mechanism is further provided between said unwinding mechanism and said drawing mechanism.

3. The visual inspection machine of web material as claimed in claim 2, wherein said deviation correction mechanism includes an unwinding deviation corrector and a winding deviation corrector mounted on said frame, said unwinding deviation corrector being disposed above said unwinding mechanism and said winding deviation corrector being disposed below said traction mechanism.

4. A web vision inspection machine as recited in claim 1, further comprising a waste removal mechanism for removing the cut-off white edges, said waste removal mechanism being mounted to said frame and disposed rearward of said die cutting mechanism.

5. The visual inspection machine of web as claimed in claim 1, wherein said conveyor belt comprises a first conveyor belt and a second conveyor belt disposed on said frame from front to back, a gap for said defective label to fall down being disposed between said first conveyor belt and said second conveyor belt,

6. A visual inspection machine of web as recited in claim 5 further including a scrap collection bin for collecting defective labels, said scrap collection bin being disposed below said conveyor belt and in correspondence with said gap.

7. The web vision inspection machine of claim 5, further including a nip mechanism on the second conveyor belt for compressing the qualifying labels.

8. The visual inspection machine of claim 7 wherein said pressing mechanism includes a mounting bracket and a pressing wheel rotatably mounted to said mounting bracket by a rocker.

9. The visual inspection machine of web material as claimed in claim 5, wherein said receiving mechanism includes a collecting plate fixed to said frame, an upper end of said collecting plate abutting against a rear end of said second conveyor belt, a lower end of said collecting plate being inclined rearward, said collecting plate being provided with a limiting plate.