CN207816850U - Sheet-fed printed matter online quality control device - Google Patents
Sheet-fed printed matter online quality control device Download PDFInfo
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- CN207816850U CN207816850U CN201820114168.9U CN201820114168U CN207816850U CN 207816850 U CN207816850 U CN 207816850U CN 201820114168 U CN201820114168 U CN 201820114168U CN 207816850 U CN207816850 U CN 207816850U
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Abstract
The utility model provides a kind of sheet-fed printed matter online quality control device, including transmitting device, detection device, device for eliminating, and material collecting device, transmitting device is used for transmission printed matter, detection device includes light supply apparatus, high speed linear array CCD color camera, data acquisition device, PC hosts, spectrophotometer and PLC control system, high speed linear array CCD color camera and spectrophotometer are connect with data acquisition device respectively, PC hosts are connect with PLC control system and data acquisition device respectively, detection device is for detecting the printed matter in transmitting device transmit process；Device for eliminating is connect with PLC control system, for underproof printed matter after rejecting after testing device detection；Material collecting device is used to collect the printed matter that device is qualified after detecting after testing.The detection device can realize on-line checking to sheet-fed printed matter, greatly improve efficiency and the accuracy of detection, ensure the stability of the consistency and product of printed matter batch production.
Description
Technical field
The utility model is related to lithographic plate decoration print quality detection technique fields, for lithographic plate decoration printed matter screen defect
A kind of detection direction, and in particular to sheet-fed printed matter online quality control device.
Background technology
Detection technique is one of very important technology in printing industry, is the important means for ensureing printing product quality.
Influenced by factors such as printing equipment, printing technology, printing materials in printing process, printed matter usually will appear register trouble,
Fly the printing defects such as ink, scratch, set-off, corrugation, stain.Now, the mode of domestic detection printed matter defect is with artificial random
Sampling carries out offline inspection and is had the following defects during the detection：One：Subjective judgement shadow of the print quality by people
Sound is larger, it is difficult to ensure that the accuracy and consistency of printing product；Secondly：Since the offline inspection time is long, printing defects obtain not
It is corrected to timely, however modern printing machine speed is fast, and the waste of printing material and production efficiency can be caused to substantially reduce.It is wrapping
It fills in printing industry, people are higher and higher to the quality requirement of package printed matter, and there are period short numbers to be printed for package printed matter
Big feature is badly in need of a kind of sheet-fed printed matter online quality control device, to solve the above problems in this case.
Invention content
The purpose of this utility model is to provide a kind of sheet-fed printed matter online quality control devices, can be online to printing
Whether qualification is detected product, and detection efficiency is high, and accuracy in detection is high, ensure that consistency and the production of printed matter batch production
The stability of product.
To achieve the above object, the utility model provides a kind of sheet-fed printed matter online quality control device, including
One transmitting device, a detection device, a device for eliminating and a material collecting device, the transmitting device can be used for transmitting printed matter, institute
It includes a light supply apparatus, a high speed linear array CCD color camera, a data acquisition device, a PC hosts, a light splitting to state detection device
Photometer and a PLC control system, wherein the high speed linear array CCD color camera and the spectrophotometer respectively with it is described
Data acquisition device connects, and the PC hosts are connect with the PLC control system and the data acquisition device respectively, the inspection
Device is surveyed for detecting the printed matter in the transmitting device transmit process；The device for eliminating is controlled with the PLC
System connects, and the device for eliminating is for rejecting the underproof printed matter after detection device detection；The rewinding
Device is used to collect the qualified printed matter after detection device detection.
Compared with prior art, the sheet-fed printed matter online quality control device of the utility model is by high speed linear array
CCD color cameras measure printed matter high precision image, after taking related data by data acquisition device and be decoded, convert
Be transmitted to PC hosts, it be compared with the standard picture in PC hosts, with identify register trouble, fly ink, scratch, set-off,
The normal defects such as corrugation, stain；Simultaneously printed matter control strip field density, dot gain rate and color are obtained using spectrophotometer
Difference related data, by data acquisition device take related data and be decoded, convert after be transmitted to PC hosts, shown
Show that result is compared with the standard picture preset value in PC hosts, to detect printed matter field density, site increase, printing instead
The printing performances such as difference, double exposure situation and site sliding.After above two detects, qualified printed matter is delivered to rewinding dress
It sets, underproof printed matter is rejected through device for eliminating, to realize the on-line checking to sheet-fed printed matter, greatly
Efficiency and the accuracy for improving detection ensure that the stability of the consistency and product of printed matter batch production.
Preferably, the transmitting device include a first support, be installed on the first support one first belt pulley and
It is installed on the first transmission belt of first belt pulley.
Preferably, the transmitting device further includes a getter device, it can be used for being sucked the printed matter.
Preferably, the device for eliminating includes a paper pressing device and a delivery device, the paper pressing device is controlled with the PLC
System connection processed, the delivery device are located at the lower section of the paper pressing device.
Preferably, the paper pressing device includes a fixing bracket and a pneumatic compression bar, the fixing bracket is controlled with the PLC
System connection processed, the pneumatic compression bar are connect with the fixing bracket.
Preferably, the material collecting device includes a second support, one second belt pulley that is installed in the second support,
It is installed on one second transmission belt and a collection platform of second belt pulley, the qualified printed matter is through described second
Transmission belt is transmitted to the collection platform.
Preferably, first transmission belt is in sustained height with second transmission belt.
Preferably, between first transmission belt and second transmission belt, there are the gaps of 5-10mm.
Preferably, the PC hosts have an I/O input and output portions, the PC hosts are by the I/O input and output portions
It is connect respectively with the data acquisition device and the PLC control system.
Preferably, a guide plate is provided between second transmission belt and the collection platform, the qualified print
Brush product are transmitted to the collection platform by the guide plate by second transmission belt.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model sheet-fed printed matter online quality control device.
Component label instructions
100 sheet-fed printed matter online quality control devices, 10 transmitting devices, 11 first supports, 13 first belt pulleys, 15
First transmission belt, 17 getter devices, 20 detection devices, 21 light supply apparatus, 22 high speed linear array CCD color cameras, 23 data are adopted
Acquisition means, 24PC hosts, 241I/O input and output portions, 25 spectrophotometers, 26PLC control systems, 30 device for eliminating, 40 rewindings
Device, 50 printed matters.
Specific implementation mode
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in further detail, following embodiment is used
In illustrating the utility model, but it is not intended to limit the scope of the present invention.
Referring to FIG. 1, the sheet-fed printed matter online quality control device 100 of the utility model, including a transmitting device
10, a detection device 20, a device for eliminating 30 and a material collecting device 40.Transmitting device 10 can be used for transmitting printed matter 50, the print
Brush product 50 are the products after printing machine completes printing.Detection device 20 includes a light supply apparatus 21, high speed linear array CCD coloured silk
Form and aspect machine 22, a data acquisition device 23, a PC hosts 24, a spectrophotometer 25 and a PLC control system 26, wherein high
Fast line array CCD color camera 22 and spectrophotometer 25 are connect with data acquisition device 23 respectively, data acquisition device 23 and PC
Host 24 connects, and PC hosts 24 are connect with PLC control system 26.Preferably, PC hosts 24 have an I/O input and output portions 241,
PC hosts 24 are connect with data acquisition device 23 and PLC control system 26 respectively by I/O input and output portions 241, to facilitate mark
The connection of directrix.PC hosts 24 have store function, are preset with standard picture and standard picture preset value.Device for eliminating 30 with
PLC control system 26 connects, and device for eliminating 30 is for underproof printed matter 50 after the rejecting after testing detection of device 20；Rewinding fills
40 are set to be used to collect the printed matter 50 that device 20 is qualified after detecting after testing.Wherein, light supply apparatus 21 can send out standard sources.
Specifically, with continued reference to FIG. 1, transmitting device 10 includes a first support 11, is installed on the one of first support 11
First belt pulley 13 and the first transmission belt 15 for being installed on the first belt pulley 13.Printed matter 50 through the first transmission belt 15 into
Row transmission.In order to which preferably printed matter 50 is fixed on the first transmission belt 15, it is arranged in the lower section of the first transmission belt 15
Have getter device 17, can be used for being sucked printed matter 50 make its stablize be maintained on the first transmission belt 15.
Specifically, with continued reference to FIG. 1, device for eliminating 30 includes a paper pressing device 31 and a delivery device 33, platen dress
It sets 31 to connect with PLC control system 26, delivery device 33 is located at the lower section of paper pressing device 31.Device 20 does not conform to after detecting after testing
When the printed matter 50 of lattice reaches the lower section of device for eliminating 30, PLC control system 26 drives paper pressing device 31 by underproof printing
Product 50 are rejected into delivery device 33.Further, paper pressing device 31 includes a fixing bracket 311 and a pneumatic compression bar 333, is fixed
Holder 311 is connect with PLC control system 26, and pneumatic compression bar 333 is connect with fixing bracket 311, after device 20 detects after testing not
When qualified printed matter 50 reaches the lower section of device for eliminating 30, PLC control system 26 drives fixing bracket 311 to drive pneumatic compression bar
333 reject underproof printed matter 50 into delivery device 33.
Specifically, with continued reference to FIG. 1, material collecting device 40 includes a second support 41, is installed in second support 41
One second belt pulley 42, one second transmission belt 43 and a collection platform 44 for being installed on the second belt pulley 42, qualified printing
Product 50 are transmitted to collection platform 44 through the second transmission belt 43.Specifically, underproof printed matter after device 20 detects after testing
50 can be removed the rejecting of device 30, and qualified printed matter 50 can then be sent to material collecting device 40 by transmitting device 10, specifically
Ground, qualified printed matter 50 are sent to the second transmission belt 43 by the first transmission belt 15, and through the defeated of the second transmission belt 43
It is delivered to collection platform 44.Preferably, the first transmission belt 15 and the second transmission belt 43 are in sustained height, that is to say first
Transmission belt 15 and the second transmission belt 43 are in same plane, facilitate the conveying of qualified printed matter 50.Preferably, it first passes
There are the gaps of 5-10mm, paper pressing device 31 can be located at the top in gap between defeated belt 15 and the second transmission belt 43, especially
Right over being；Delivery device 33 can be located at the lower section in gap, especially underface, can be unlikely to avoid qualified printed matter 50
It falls, while being conducive to device for eliminating 30 and easily rejecting underproof printed matter 50 to delivery device 33 by the gap
In so that total is compact, can reduce occupied space.In addition, being provided between the second transmission belt 43 and collection platform 44
One guide plate 45, qualified printed matter 50 are transmitted to collection platform 44 by guide plate 45 by the second transmission belt 43, preferably
It is convenient that qualified printed matter 50 is collected.
In the following, illustrating the operation principle of the sheet-fed printed matter online quality control device 100 of the utility model：
Printed matter 50 after printing machine completes printing is delivered on the first transmission belt 15, through the first transmission belt 15
Transmit process in, the light supply apparatus 21 in detection device 20 sends out standard sources irradiation printed matter 50, and high speed linear array CCD is colored
Camera 22 obtains 50 exact image of printed matter, and by the image transmitting of acquisition to data acquisition device 23, data acquisition device 23
To related data after decoding, converting, data are delivered to by I/O input and output portions 241 in PC hosts 24, and will show result
It is compared with standard picture, if display image has difference, PC hosts 24 to pass through I/O input and output portions 241 with standard picture
Instruction is sent out to PLC control system 26, driving fixing bracket 311 drives pneumatic compression bar 333 to reject underproof printed matter 50
Into delivery device 33.Also having in progress simultaneously passes through spectrophotometer 25 and obtains 50 control strip field density of printed matter, net
The related data of point amplification degree and aberration, and by the image transmitting of acquisition to data acquisition device 23, acquired and filled by data
After setting the decodings of 23 pairs of related datas, conversion, data are delivered to by I/O input and output portions 241 in PC hosts 24, and will display knot
Fruit is compared with standard picture preset value, if display data has difference, PC hosts 24 to pass through I/O with standard picture preset value
Input and output portion 241 sends out instruction to PLC control system 26, and driving fixing bracket 311 drives pneumatic compression bar 333 will be underproof
Printed matter 50 is rejected into delivery device 33.After detection by high speed linear array CCD color camera 22 and spectrophotometer 25,
Satisfactory printed matter 50 is the printed matter 50 of qualification, and qualified printed matter 50 is sent to the second biography by the first transmission belt 15
Defeated belt 43, and the conveying through the second transmission belt 43 reaches collection platform 44 by the cooperation of guide plate 45, to realize
To the on-line checking of sheet-fed printed matter 50.
Compared with prior art, the sheet-fed printed matter online quality control device 100 of the utility model is by high-speed line
Battle array CCD color cameras 22 measure 50 high precision image of printed matter, take related data by data acquisition device 23 and are solved
PC hosts 24 are transmitted to after code, conversion, it is compared with the standard picture in PC hosts 24, to identify register trouble, fly
The normal defects such as ink, scratch, set-off, corrugation, stain；50 control strip of printed matter to be obtained using spectrophotometer 25 close on the spot simultaneously
The related data of degree, dot gain rate and aberration, after taking related data by data acquisition device 23 and be decoded, convert
PC hosts 24 are transmitted to, are shown that result is compared with the standard picture preset value in PC hosts 24, to detect printed matter
The printing performances such as 50 field densities, site increase, print contrast, double exposure situation and site sliding.After above two detects,
Qualified printed matter 50 is delivered to material collecting device 40, underproof printed matter 50 is rejected through device for eliminating 30, to realize
To the on-line checking of sheet-fed printed matter 50, it efficiency and the accuracy of detection greatly improved, ensure that 50 batches, printed matter
Measure the stability of the consistency and product of production.
Above disclosed is only the preferred embodiment of the utility model, certainly cannot be new to limit this practicality with this
The interest field of type, therefore, equivalent variations made according to the patent scope of the utility model still belong to the utility model and are covered
Range.
Claims (10)
1. a kind of sheet-fed printed matter online quality control device, which is characterized in that including：
One transmitting device can be used for transmitting printed matter；
One detection device, the detection device include a light supply apparatus, a high speed linear array CCD color camera, data acquisition dress
It sets, a PC hosts, a spectrophotometer and a PLC control system, wherein the high speed linear array CCD color camera and described point
Light photometer is connect with the data acquisition device respectively, the PC hosts respectively with the PLC control system and the data
Harvester connects, and the detection device is for detecting the printed matter in the transmitting device transmit process；
One device for eliminating, the device for eliminating are connect with the PLC control system, and the device for eliminating is for rejecting through the inspection
Survey the underproof printed matter after device detects；And
One material collecting device, for collecting the qualified printed matter after detection device detection.
2. sheet-fed printed matter online quality control device according to claim 1, which is characterized in that the transmitting device
Including a first support, it is installed on one first belt pulley of the first support and is installed on the first of first belt pulley
Transmission belt.
3. sheet-fed printed matter online quality control device according to claim 2, which is characterized in that the transmitting device
Further include a getter device, can be used for being sucked the printed matter.
4. sheet-fed printed matter online quality control device according to claim 1, which is characterized in that the device for eliminating
Including a paper pressing device and a delivery device, the paper pressing device is connect with the PLC control system, and the delivery device is located at
The lower section of the paper pressing device.
5. sheet-fed printed matter online quality control device according to claim 4, which is characterized in that the paper pressing device
Including a fixing bracket and a pneumatic compression bar, the fixing bracket is connect with the PLC control system, the pneumatic compression bar and institute
State fixing bracket connection.
6. sheet-fed printed matter online quality control device according to claim 2, which is characterized in that the material collecting device
Including a second support, one second belt pulley being installed in the second support, be installed on second belt pulley one
Two transmission belts and a collection platform, the qualified printed matter are transmitted to the collection platform through second transmission belt.
7. sheet-fed printed matter online quality control device according to claim 6, which is characterized in that first transmission
Belt is in sustained height with second transmission belt.
8. sheet-fed printed matter online quality control device according to claim 6, which is characterized in that first transmission
There are the gaps of 5-10mm between belt and second transmission belt.
9. sheet-fed printed matter online quality control device according to claim 1, which is characterized in that the PC hosts tool
Have an I/O input and output portions, the PC hosts by the I/O input and output portions respectively with the data acquisition device and described
PLC control system connects.
10. sheet-fed printed matter online quality control device according to claim 6, which is characterized in that described second passes
A guide plate is provided between defeated belt and the collection platform, the qualified printed matter is by the guide plate by described
Two transmission belts are transmitted to the collection platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820114168.9U CN207816850U (en) | 2018-01-23 | 2018-01-23 | Sheet-fed printed matter online quality control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820114168.9U CN207816850U (en) | 2018-01-23 | 2018-01-23 | Sheet-fed printed matter online quality control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207816850U true CN207816850U (en) | 2018-09-04 |
Family
ID=63324982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820114168.9U Active CN207816850U (en) | 2018-01-23 | 2018-01-23 | Sheet-fed printed matter online quality control device |
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| Country | Link |
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| CN (1) | CN207816850U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793976A (en) * | 2019-11-14 | 2020-02-14 | 苏州中科全象智能科技有限公司 | Printing quality detection system and method |
| CN112871733A (en) * | 2020-12-24 | 2021-06-01 | 广州市普理司科技有限公司 | Appearance detection processing equipment for single-sheet paper products and control method thereof |
-
2018
- 2018-01-23 CN CN201820114168.9U patent/CN207816850U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793976A (en) * | 2019-11-14 | 2020-02-14 | 苏州中科全象智能科技有限公司 | Printing quality detection system and method |
| CN110793976B (en) * | 2019-11-14 | 2022-04-12 | 苏州中科全象智能科技有限公司 | Printing quality detection system and method |
| CN112871733A (en) * | 2020-12-24 | 2021-06-01 | 广州市普理司科技有限公司 | Appearance detection processing equipment for single-sheet paper products and control method thereof |
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