CN203732463U - Adsorption roller used for continuously recognizing hue of laser printing material in detection - Google Patents
Adsorption roller used for continuously recognizing hue of laser printing material in detection Download PDFInfo
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- CN203732463U CN203732463U CN201420113065.2U CN201420113065U CN203732463U CN 203732463 U CN203732463 U CN 203732463U CN 201420113065 U CN201420113065 U CN 201420113065U CN 203732463 U CN203732463 U CN 203732463U
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- adsorption
- adsorption roller
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- roller
- laser printing
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Abstract
An adsorption roller used for continuously recognizing the hue of a laser printing material in detection adopts the structure that thin adsorption tubes provided with a plurality of electromagnetic valves are arranged in the roller, the tail end of each thin adsorption tube is opened on an adsorption opening on the surface of the roller, an adsorption header pipe is fixedly connected with a bearing wheel on one side of the adsorption roller through a bearing, and an angle controller and a driver are arranged in a roller body and used for controlling the electromagnetic valve to act, so that the electromagnetic valve on the fitting part is started up to adsorb when paper is fitted, and the electromagnetic valve is closed after rotation by a set angle is carried out, so as to eliminate the negative pressure of the corresponding adsorption opening. The adsorption roller is matched with an extinction detection device used for continuously recognizing the hue of the laser printing material, so that the consistence and the stability of a scanned image are guaranteed, and the problems like vibration, surface wrinkle, inaccurate position, andinconsistent states of scanning parts of the printing material in the continuous batch inspection process are prevented.
Description
Technical field
The present invention relates to printing or optical detection apparatus, is the adsorption roller for identification laser printing product form and aspect detect continuously specifically.
Background technology
At present aspect packaging paper use material, conventionally show and dazzle color effect with laser paper printing, in this class paper, contained iridescence effect is observed and can be reflected different rainbow radiance in different angles, on this paper, print and there is good visual performance power, give pleasing sensation.But this radium-shine color effect of dazzling detects and has brought great difficulty to the form and aspect of printing just, has larger difference because this laser paper is observed background color under Different Light, and this difference, under the interference of laser light, is easy to cause the product colour cast of printing.Also just skilled labor is by conversion paper angle for existing detection means, and searching laser light disturbs less position class to distinguish, subjectivity is too high, and accurate not, the original hue value of color cannot truly be detected.It is also helpless that existing aberration detecting instrument both domestic and external has the form and aspect detection of laser light effect for this class, wants to accomplish accurate detection, can only carry out delustring processing to laser light effect.
Current laser paper delustring detection can only rest on laboratory sample is detected, be applied to the problems such as vibrations in the continuous transport process that will face laser paper in enormous quantities on production line, measurand that paper play brings are unstable, gauffer, position is uncertain, the local angle of paper is unstable, cause sampling inaccurate, cannot compare with standard model, be therefore difficult to carry out continuously delustring monitoring in production reality.
Summary of the invention
Technical matters to be solved by this invention is to address the above problem, provide a kind of can be objective for identification laser printing product form and aspect detect continuously adsorption roller.
The described adsorption roller detecting for identifying continuously laser printing product form and aspect, it is characterized in that: described adsorption roller is coaxially provided with a pair of support wheel in the both ends of the surface outside of cylindrical barrel with cylindrical shell, described cylinder inside is provided with the absorption tubule of multi-ribbon solenoid valve, be distributed with multiple adsorption orifices at the surface uniform of adsorption roller, the end openings of each described absorption tubule is in described adsorption orifice, each described absorption tubule is summarized in absorption house steward, described absorption house steward is fixedly connected with by bearing with the support wheel of adsorption roller one side, described bearing is flush-mounted in the support wheel that center is provided with axially extending bore,
The support wheel of opposite side is embedded with angular transducer, for measuring the position that paper turns over, outside surface in roller tube both sides is provided with proximity transducer, for measuring the fit-state of paper, described angular transducer and proximity transducer are by solenoid valve action described in the built-in angle controller of cylindrical shell and driver control, make paper when laminating start the solenoid valve absorption of joint place, turn over and close this solenoid valve after set angle and eliminate corresponding adsorption orifice negative pressure.
A kind of prioritization scheme that limits paper position is that the lateral wall of described adsorption roller be provided with twice annular and symmetrically arranged positive stop lug boss vertical with axis, for limiting the play horizontal through the paper of described adsorption roller.
A kind of wide prioritization scheme of the different paper of adaptation of above-mentioned prioritization scheme, adsorption roller is provided with the transverse groove of positive stop lug boss described in setting-in in described positive stop lug boss position, described transverse groove is than the wide 10～50cm of described positive stop lug boss, described positive stop lug boss is provided with multiple trip bolts, makes the described positive stop lug boss can adjustment width and fastening location.
A kind of concrete control embodiment, described angular transducer is scrambler, described proximity transducer is reflective photoelectric sensor, described proximity transducer output signal in the time detecting that this position paper is fitted arrives driver and angle controller, the controlled output drive signal of driver is opened corresponding adsorption orifice formation negative pressure to solenoid valve is adsorbed correspondence position paper, trigger angle controller starts counting to the output pulse of angular transducer simultaneously, after turning over set angle, predetermined count value is overflowed, output signal is to described driver control end, close this solenoid valve, discharge the absorption to this position paper.
A kind of embodiment, is provided with the power supply of battery as electric-controlled parts in the cylindrical shell of described adsorption roller, the end face of cylindrical shell is provided with light emitting diode as power light.
The present invention coordinates the delustring pick-up unit of continuous identification laser printing product form and aspect, due to convex shape and the suction-operated of adsorption roller, ensure consistance and the stability of scan image, prevented the problems such as the printed matter scanning position state existing in batch continuous detecting process is inconsistent, position is inaccurate, surface ruffle, vibration.Through after check point, eliminate suction-operated at set angle, discharge laser paper, laser paper is controlled in the fastening and stable position of needs, can keep again continuous transmission, and under continuous delivery status, coordinate the scanning sample of line array CCD.
Because the present invention has realized the stability of continuous transmission, only successfully expand to continuous, the complete detection to printed matter for the form and aspect sampling Detection of laser printing part by what only can do sample in laboratory, greatly improved quality inspection reliability and the quality inspection efficiency of laser printing product.
Brief description of the drawings
Fig. 1 is one-piece construction schematic diagram of the present invention,
Fig. 2 is adsorption roller structural representation front view,
Fig. 3 is the end view of adsorption roller.
In figure: 1-globe of diffusion, 2-entrance port, 3-globe of diffusion exit portal, 4-scattered grating, 5-optically detecting and checkout equipment, 6-diffusion hemisphere, 7-condenser, 8-LED light source, 9-check point, 10-printed matter to be measured, 11-adsorption roller, 12-angular transducer, 13-adsorption orifice, 14-conveyer, 15-position transducer, 16-travelling belt, 17-the interface of bleeding, 18-bearing, 19-proximity transducer, 20-positive stop lug boss, 21-absorption house steward, 22-solenoid valve, 23-absorption tubule, 24-support wheel, 25-groove, 26-clench nail, 27-transverse groove, 28-angle controller, 29-driver.
Embodiment
The present invention is applied to the delustring pick-up unit of continuous identification laser printing product form and aspect, in order to realize continuous laser printing product quality inspection, sufficient diffused light and direct light light source are provided in diffusion hemisphere, simultaneously in order to ensure the detected state consistance of printed matter, use adsorption roller is fixed, the printed matter that tensioning transmits continuously, consistance and the stability of scan image are ensured, prevent that the printed matter scanning position state existing in batch continuous detecting process is inconsistent, position is inaccurate, surface ruffle, the problems such as vibration, image restoring degree and the sharpness of laser printing part and non-laser printing part are significantly improved.
First the concrete delustring pick-up unit of introducing corresponding continuous identification laser printing product form and aspect of the present invention below: as Fig. 1, this delustring pick-up unit comprises LED light source 8, condenser 7, diffusion hemisphere 6, globe of diffusion 1, optically detecting and checkout equipment 5, conveyer 14 and alignment sensor, the check point of described condenser 7, described LED light source 8 and printed matter to be measured 10 is all isolated with ambient light in described diffusion hemisphere 6, the inwall of described diffusion hemisphere 6 is coated with magnesium oxide diffusing layer, for diffusion hemisphere inside being provided to diffused light environment and isolating with ambient light.Diffusion hemisphere, for printed matter 10 to be measured provides diffused light source, is thrown light on fully the non-radium-shine shading part of printed matter to be measured, and is reverted to the entrance port of globe of diffusion by condenser 7 establish light source in the situation that interior.
The centre position of described condenser 7 between entrance port 2 and the check point 9 of described globe of diffusion 1, and entrance port 2 central points of printed matter 9 sampling spots to be measured, condenser 7 central points, globe of diffusion 1 point-blank, the light path exit portal of diffusion hemisphere overlaps with the entrance port 2 of globe of diffusion.The position of condenser is by the determining positions of the position of check point and the entrance port of globe of diffusion, and the light that LED light source is sent is by radium-shine shading or the non-radium-shine shading reflection of check point and reverted to the entrance port of globe of diffusion by condenser.To after the interference light delustring of radium-shine shading, be exported by globe of diffusion, deliver to optically detecting and checkout equipment 5 is gone back original image.
The adsorption roller 11 that described conveyer 14 comprises travelling belt 16 and is close to travelling belt 16, the printed matter to be measured 10 transmitting is continuously sent to adsorption roller 11 by described travelling belt 16, printed matter 10 to be measured at the top of described adsorption roller as check point; The top layer of described adsorption roller is provided with adsorption orifice 13, for the printed matter to be measured 10 of fixing and tensioning transport process.
In order to ensure launched image stabilization, be provided with positive stop lug boss 20 in the both sides of adsorption roller 11, the lateral attitude of restriction censorship paper, be provided with adsorption orifice 13 in the both sides of the surperficial transit area of adsorption roller 11 simultaneously, adsorption orifice is fixing on adsorption roller by printed matter paper, and discharge absorption affinity later at check point, with rolling follow-up printing sheets absorption is transmitted, the vibrations by a relatively large margin of the printed matter of dynamic transmission are prevented on the one hand, ensured the tensioning state of printed matter simultaneously, and maintenance tensioning state is consistent, thereby make printed matter to be measured can as one man pass through continuously check point, realize typical products in mass production quality testing in process of production.
Described alignment sensor comprises the position transducer 15 that is arranged at the range sensor 12 of described adsorption roller 11 and the check point 9 front settings above described adsorption roller 11 outside surfaces, determines the image sampling time of optically detecting and checkout equipment 5 for the positioning mark by printed matter to be measured 10 surfaces and transmitting range.As embodiment, described range sensor 12 is the scramblers that are arranged at adsorption roller 11 rotating shafts, and described position transducer 15 is the reflective photoelectric sensors for identifying printed matter surface positioning mark.
Before detection, first adjust the position of LED light source and condenser, make the projection focus of condenser be positioned at the entrance port of globe of diffusion, the light of LED light source provides a diffused light environment being isolated from the outside in diffusion hemisphere, simultaneously, projection light is mainly concentrated on printed matter surface to be measured by LED light source, suitably illumination and the projection light of intensity make printed matter to be measured can pass through continuously projection area, condenser reduces the pattern light of reflection in globe of diffusion entrance port, process integration diffuse effect in globe of diffusion, after the radium-shine interference light effect of cancellation, from arbitrary position output of globe of diffusion, after scattered grating, gathered by line array CCD, become digital information, be convenient to analyze the pattern effect and the objective appraisal result that obtain a colour killing, described optically detecting and checkout equipment 5 complete identification and the control test to complete pattern by positioning mark set on printed matter to be measured.
Below in conjunction with drawings and Examples, the present invention is specifically described: the described adsorption roller for identification laser printing product form and aspect detection is continuously as Fig. 2, shown in 3, described adsorption roller 11 is coaxially provided with a pair of support wheel 24 in the both ends of the surface outside of cylindrical barrel with cylindrical shell, described cylinder inside is provided with the absorption tubule 23 of multi-ribbon solenoid valve 22, be distributed with multiple adsorption orifices 13 at the surface uniform of adsorption roller, the end openings of each described absorption tubule 23 is in described adsorption orifice 13, each described absorption tubule is summarized in absorption house steward 21, described absorption house steward 21 is fixedly connected with by bearing 18 with the support wheel 24 of adsorption roller 11 1 sides, described bearing 18 is flush-mounted in the support wheel 24 that center is provided with axially extending bore.
The scheme of engagement limits paper position is that the lateral wall of described adsorption roller 11 be provided with twice annular and symmetrically arranged positive stop lug boss 20 vertical with axis, for limiting the play horizontal through the paper of described adsorption roller.Adsorption roller 11 is provided with the transverse groove 27 of positive stop lug boss 20 described in setting-in in described positive stop lug boss 20 positions, described transverse groove 27 is than the wide 10～50cm of described positive stop lug boss 20, described positive stop lug boss 20 is provided with multiple trip bolts, makes the described positive stop lug boss 20 can adjustment width and fastening location.
The support wheel 24 of opposite side is embedded with angular transducer 28, for measuring the position that paper turns over, at the outside surface of roller tube both sides, proximity transducer 19 is installed, for measuring the fit-state of paper, described angular transducer 28 and proximity transducer 19 are controlled described solenoid valve 22 by the built-in angle controller 28 of cylindrical shell and driver 29 and are moved, the solenoid valve 22 that paper when laminating starts joint place is adsorbed, turn over and close this solenoid valve after set angle and eliminate corresponding adsorption orifice 13 negative pressure.
A kind of concrete control embodiment, as shown in Figure 4, described angular transducer 12 is scramblers, described proximity transducer 19 is reflective photoelectric sensors, described proximity transducer 19 output signal in the time detecting that this position paper is fitted arrives driver 29 and angle controller 28, the controlled output drive signal of driver is opened corresponding adsorption orifice formation negative pressure to solenoid valve 22 is adsorbed correspondence position paper, trigger angle controller 28 starts counting to the output pulse of angular transducer 12 simultaneously, after turning over set angle, predetermined count value is overflowed, output signal is to described driver 29 control ends or Enable Pin, close this solenoid valve, discharge the absorption to this position paper.Therefore it is relatively fixing by the adsorption orifice on cylinder when the laser printing-paper transmitting is continuously sent to adsorption roller, prevent the horizontal looseness of paper, under the scanning of line array CCD, can obtain stable image information, due to convex shape and the suction-operated of adsorption roller, ensure stretching, extension consistance and the stability of scan image, prevented the problems such as the printed matter scanning position state existing in batch continuous detecting process is inconsistent, position is inaccurate, surface ruffle, vibration.Through after check point, eliminate suction-operated at set angle, discharge laser paper, laser paper is controlled in the fastening and stable position of needs.Overlap proximity transducers and angle controller, driver because drum surface is equally distributed more, make the fixing paper of the uninterrupted absorption of each adsorption site, discharge paper in off-position, can keep continuous transmission, and under continuous delivery status, coordinate the scanning sample of line array CCD.
Claims (5)
1. the adsorption roller detecting for identifying continuously laser printing product form and aspect, it is characterized in that: described adsorption roller (11) is coaxially provided with a pair of support wheel (24) in the both ends of the surface outside of cylindrical barrel with cylindrical shell, described cylinder inside is provided with the absorption tubule (23) of multi-ribbon solenoid valve (22), be distributed with multiple adsorption orifices (13) at the surface uniform of adsorption roller, the end openings of each described absorption tubule (23) is in described adsorption orifice (13), each described absorption tubule is summarized in absorption house steward (21), described absorption house steward (21) is fixedly connected with by bearing (18) with the support wheel (24) of adsorption roller (11) one sides, described bearing (18) center of being flush-mounted in is provided with in the support wheel (24) of axially extending bore,
The support wheel (24) of opposite side is embedded with angular transducer (28), for measuring the position that paper turns over, at the outside surface of roller tube both sides, proximity transducer (19) is installed, for measuring the fit-state of paper, described angular transducer (28) and proximity transducer (19) are controlled described solenoid valve (22) action by the built-in angle controller of cylindrical shell (28) and driver (29), make paper when laminating start solenoid valve (22) absorption of joint place, turn over and close this solenoid valve after set angle and eliminate corresponding adsorption orifice (13) negative pressure.
2. the adsorption roller detecting for identifying continuously laser printing product form and aspect according to claim 1, it is characterized in that: lateral wall be provided with twice annular and the symmetrically arranged positive stop lug boss (20) vertical with axis of described adsorption roller (11), for limiting the play horizontal through the paper of described adsorption roller.
3. the adsorption roller detecting for identifying continuously laser printing product form and aspect according to claim 2, it is characterized in that: adsorption roller (11) is provided with the transverse groove (27) of positive stop lug boss (20) described in setting-in in described positive stop lug boss (20) position, described transverse groove (27) is than the wide 10～50cm of described positive stop lug boss (20), described positive stop lug boss (20) is provided with multiple trip bolts, makes the described positive stop lug boss (20) can adjustment width and fastening location.
4. the adsorption roller detecting for identifying continuously laser printing product form and aspect according to claim 1, it is characterized in that: described angular transducer (12) is scrambler, described proximity transducer (19) is reflective photoelectric sensor, described proximity transducer (19) output signal in the time detecting that this position paper is fitted arrives driver (29) and angle controller (28), the controlled output drive signal of driver is opened corresponding adsorption orifice formation negative pressure to solenoid valve (22) is adsorbed correspondence position paper, trigger angle controller (28) starts counting to the output pulse of angular transducer (12) simultaneously, after turning over set angle, predetermined count value is overflowed, output signal is to described driver (29) control end, close this solenoid valve, discharge the absorption to this position paper.
5. the adsorption roller detecting for identifying continuously laser printing product form and aspect according to claim 1, it is characterized in that: in the cylindrical shell of described adsorption roller, be provided with the power supply of battery as electric-controlled parts, the end face of cylindrical shell is provided with light emitting diode as power light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420113065.2U CN203732463U (en) | 2014-03-13 | 2014-03-13 | Adsorption roller used for continuously recognizing hue of laser printing material in detection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420113065.2U CN203732463U (en) | 2014-03-13 | 2014-03-13 | Adsorption roller used for continuously recognizing hue of laser printing material in detection |
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| CN203732463U true CN203732463U (en) | 2014-07-23 |
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| CN201420113065.2U Expired - Fee Related CN203732463U (en) | 2014-03-13 | 2014-03-13 | Adsorption roller used for continuously recognizing hue of laser printing material in detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088624A (en) * | 2021-11-09 | 2022-02-25 | 北京中检葆泰生物技术有限公司 | Equipment for detecting surface regularity of grain particles |
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2014
- 2014-03-13 CN CN201420113065.2U patent/CN203732463U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088624A (en) * | 2021-11-09 | 2022-02-25 | 北京中检葆泰生物技术有限公司 | Equipment for detecting surface regularity of grain particles |
| CN114088624B (en) * | 2021-11-09 | 2022-08-26 | 北京中检葆泰生物技术有限公司 | Equipment for detecting surface regularity of grain particles |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |