CN217180648U - Inspection equipment for optical anti-counterfeiting feature and radio frequency detection - Google Patents

Abstract

The utility model relates to an anti-counterfeit detection technical field especially relates to an inspection equipment for optics anti-counterfeit feature and radio frequency detection, including the inspection equipment casing, set up magnifying glass observation mechanism, anti-stokes observation mechanism, coaxial light observation mechanism on the inspection equipment casing and set up mainboard and subplate in the inspection equipment casing, wherein, be equipped with a plurality of ultraviolet sources and white light source on mainboard and the subplate to make magnifying glass observation mechanism and coaxial light observation mechanism accomplish multiple anti-counterfeit detection after the cooperation of many light sources is used, be equipped with a plurality of infrared light sources in the anti-stokes observation mechanism, in order to be used for observing anti-stokes feature, be provided with the radio frequency antenna who is used for electronic chip to detect on the subplate. The utility model discloses small, integrated multiple spectral light source, simple operation.

Description

Inspection equipment for optical anti-counterfeiting characteristic and radio frequency detection

Technical Field

The utility model relates to an anti-fake detection technology field especially relates to an inspection equipment that is used for optics anti-fake characteristic and radio frequency to survey.

Background

In modern society, the detection requirements of people on various certificates in daily life environments are more and more common. At present, a great part of existing paper certificates cannot be automatically identified by a computer and can only be observed by naked eyes. However, the existing CCD image acquisition equipment can only acquire a conventional 90-degree reflection image, an identification object is a single paper material, and a computer is difficult to be competent in processing characteristics such as holographic patterns, optically variable patterns, miniature characters, hollow patterns, color-changing ink, concave-convex textures and the like.

Aiming at the anti-counterfeiting characteristics which are difficult to process by the computer, workers are required to manually distinguish, and the existing inspection equipment such as a document inspection instrument has strong functions, but has large volume, difficult operation and low working efficiency; the portable license inspection tester has small volume and convenient carrying, but is insufficient for inspection work aiming at certain anti-counterfeiting characteristics and electronic chips, which is caused by incomplete detection because of few detectable spectrums and no radio frequency detection module.

In view of the above, it is an urgent problem in the art to overcome the above-mentioned drawbacks of the prior art.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to overcome the defect among the prior art, provide a small, integrated multiple spectral light source, simple operation's an inspection equipment for optics anti-fake characteristic and radio frequency detection, make it can be used to inspect characteristics such as infrared pattern, ultraviolet pattern, holographic anti-fake pattern, the luminous light becomes the pattern, contracts the characters a little, fretwork pattern, the printing ink that discolours to and detect electronic chip through the radio frequency antenna.

The utility model discloses a realize like this:

the utility model provides an inspection equipment for optics anti-fake characteristic and radio frequency detection, be in including inspection equipment casing, setting magnifying glass observation mechanism, anti-stokes observation mechanism, coaxial light observation mechanism and setting on the inspection equipment casing are in mainboard and subplate in the inspection equipment casing, wherein, be equipped with a plurality of ultraviolet sources and white light source on mainboard and the subplate, make after the cooperation of many light sources is used magnifying glass observation mechanism with coaxial light observation mechanism accomplishes multiple anti-fake inspection, be equipped with a plurality of infrared light sources in the anti-stokes observation mechanism for observe anti-stokes characteristic, be provided with the radio frequency antenna who is used for electronic chip to detect on the subplate.

Further, mainboard and subplate layering set up in the inspection equipment casing, just all be provided with the confession on mainboard and the subplate the through-hole of magnifying glass observation mechanism observation bottom, the mainboard is provided with the ultraviolet source and two white light source of four different wave bands around the through-hole, the subplate be provided with two white light sources and around the through-hole radio frequency antenna.

Further, magnifying glass observation mechanism includes that the magnifying glass observes the barrel, sets up two superimposed magnifying glass convex lens and setting in the magnifying glass observation barrel are in what inspection equipment casing bottom has scale and transparent graticule.

Further, the white light sources on the main board comprise a first white light source and a second white light source, the first white light source and the second white light source are distributed on the main board at an angle of 90 degrees, light rays of the two white light sources are focused at the center of the reticle, and when the two white light sources flicker alternately, a white light flashback combination is formed for detecting the holographic anti-counterfeiting pattern.

Further, the ultraviolet light source on the mainboard comprises a second ultraviolet light source, the second ultraviolet light source is adjacent to the second white light source and arranged at an obtuse angle with the first white light source, when the first white light source is lighted in a breathing lamp mode, the second ultraviolet light source is normally lighted to form a gradual change ultraviolet light source combination for checking ultraviolet light color light change characteristics.

Further, the white light sources on the secondary plate comprise a third white light source and a fourth white light source, the third white light source and the fourth white light source are distributed on the secondary plate at an angle of 90 degrees, and light rays of the two white light sources are parallel to the plane of the secondary plate and are used for checking the light color variable characteristics and the concave-convex characteristics.

Further, the anti-stokes observation mechanism comprises an anti-stokes observation barrel, and an anti-stokes convex lens, an infrared filter, three infrared light sources, a condenser lens and an anti-stokes objective lens which are arranged in the anti-stokes observation barrel, wherein:

the anti-Stokes convex lens and the infrared filter are arranged in an eyepiece in the upper part of the anti-Stokes observation cylinder body so as to observe the infrared fluorescent mark through the eyepiece;

the infrared light source comprises a first infrared light source, a second infrared light source and a third infrared light source which are arranged in the lower part of the anti-stokes observation cylinder; the first infrared light source and the second infrared light source are symmetrically arranged at two ends of the inner diameter of the anti-stokes observation cylinder and irradiate the mirror surface of the anti-stokes objective lens to form a wide infrared light source; the third infrared light source focuses light rays at the center of the anti-Stokes objective lens through the condenser lens to form a narrow-breadth infrared light source;

the anti-stokes objective lens is arranged at the bottom of the anti-stokes observation cylinder.

Further, the coaxial light observation mechanism includes a coaxial observation cylinder, and a tilt lens and a coaxial objective lens provided in the coaxial observation cylinder, wherein:

the inclined lens is embedded into an eyepiece of the coaxial observation cylinder at an angle of 45 degrees, a coaxial white light source is further arranged on the main board, and refraction and reflection occur between light horizontally irradiated by the coaxial white light source and the inclined lens at an angle of 45 degrees;

the coaxial objective lens is arranged at the bottom of the coaxial observation cylinder.

Further, the ultraviolet light source on the main board further comprises a first ultraviolet light source, a third ultraviolet light source and a fourth ultraviolet light source for checking ultraviolet patterns under different wavelengths, and the wavelengths of the first ultraviolet light source, the second ultraviolet light source, the third ultraviolet light source and the fourth ultraviolet light source are 400nm, 365nm, 313nm and 254nm respectively.

Further, anti-stokes observation mechanism and coaxial light observation mechanism set up the same one side of magnifying glass observation mechanism, the side of inspection equipment casing still is equipped with dial switch, first thumb wheel switch and second thumb wheel switch, wherein:

the dial switch comprises a radio frequency identification gear, a visible light gear, a invisible light gear and a closing gear; when the dial switch is in a radio frequency identification gear, a radio frequency antenna is started, and a radio frequency identification mode is entered; when the dial switch is in visible light and invisible light gears, the first dial wheel switch is provided with a turning-on gear of a second white light source, a third white light source and a fourth white light source and a turning-on gear of a narrow-breadth infrared light source, a wide-breadth infrared light source and a fourth ultraviolet light source, and the second dial wheel switch is provided with a turning-on gear of a first ultraviolet light source, a third ultraviolet light source and a fourth ultraviolet light source, a gradual change ultraviolet light source combination, a white light flash-back combination and a turning-on gear of a coaxial white light source.

To sum up, the utility model discloses small, integrated multiple spectral light source, simple operation, including the ultraviolet light source of multiple wavelength, multiple type infrared light source, the white light source of multiple position, the light source of different grade type can the exclusive use, also can mutually make up the use mutually to form different detection mode. The utility model discloses can be used to inspect characteristics such as infrared pattern, ultraviolet pattern, holographic anti-fake pattern, light color variation pattern, miniature characters, fretwork pattern, the printing ink that discolours, can also realize anti-stokes anti-fake characteristic inspection and detect electronic chip through the radio frequency antenna.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an inspection apparatus for optical anti-counterfeiting feature and radio frequency detection according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a motherboard structure provided in an embodiment of the present invention;

fig. 3 is a schematic structural view of a sub-board provided in an embodiment of the present invention;

fig. 4 is a functional block diagram provided in an embodiment of the present invention.

Detailed Description

In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description of the present invention and does not require that the present invention must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the present embodiment provides an inspection apparatus for optical anti-counterfeit features and radio frequency detection, the inspection apparatus comprising: the inspection device comprises an inspection device shell 1, a magnifier observation mechanism 2, an anti-stokes observation mechanism 3, a coaxial light observation mechanism 4 which are arranged on the inspection device shell 1, and a main board 5 and a secondary board 6 which are arranged in the inspection device shell 1 (for clarity of illustration, the main board 5 and the secondary board 6 are not shown in fig. 1, and the structures of the main board 5 and the secondary board 6 can be shown in fig. 2 or fig. 3), wherein a plurality of ultraviolet light sources and white light sources are arranged on the main board 5 and the secondary board 6, so that the magnifier observation mechanism 2 and the coaxial light observation mechanism 4 complete various anti-counterfeiting inspections after the multiple light sources are matched for use, and a plurality of infrared light sources are arranged in the anti-stokes observation mechanism 3 for observing anti-stokes characteristics.

Through the design, when in use, the certificate to be checked can be placed at the corresponding position of the magnifying glass observation mechanism 2 or the anti-stokes observation mechanism 3 or the coaxial light observation mechanism 4, namely, after the corresponding light source is activated, the corresponding detection can be completed through the three mechanisms.

In the preferred embodiment, the main board 5 and the sub board 6 are layered in the inspection device housing 1, specifically, referring to fig. 2 and 3, the main board 5 and the sub board 6 are both provided with a through hole 100 for the magnifying glass observing mechanism 2 to observe the bottom, the main board 5 is provided with four ultraviolet light sources with different wave bands and two white light sources around the through hole 100, and the sub board 6 is provided with two white light sources and a radio frequency antenna 603 for detecting an electronic chip around the through hole 100.

For the radio frequency antenna 603 in the preferred embodiment, the radio frequency antenna 603 is annularly distributed around the circular hollow through hole 100 in the center of the sub-plate 6, the radio frequency antenna 603 is arranged in parallel with the observation port of the magnifier observation mechanism 2, and can be used for detecting an electronic chip in a certificate, when the certificate containing the electronic chip is close to the observation port of the magnifier observation mechanism 2, the type of the certificate can be identified and judged, and the radio frequency antenna 603 in the preferred embodiment can identify and classify the type a and type B electronic chips conforming to the ISO/IEC 14443 protocol. It should be further noted that, in this embodiment, the viewing port of the magnifier viewing mechanism 2 is located at the bottom of the inspection device housing 1 corresponding to the magnifier viewing mechanism 2, and when a document is placed at the corresponding position at the bottom of the inspection device housing 1, the magnifier viewing mechanism 2 can be used to view the document.

As further shown in fig. 1, in the preferred embodiment, the magnifier viewing mechanism 2 includes a magnifier viewing cylinder 201, two superimposed magnifier convex lenses 202 disposed within the magnifier viewing cylinder 201, and a graduated and transparent reticle 203 disposed at the bottom of the inspection device housing 1. Wherein, two magnifying glass convex lenses 202 are arranged in parallel at a certain distance, embedded in the rotatable magnifying glass observation cylinder 201, and the transparent reticle 203 with scales is embedded at the bottom of the inspection device shell 1. In this embodiment, the transparent reticle 203 with scales is equivalent to the viewing port of the magnifying glass viewing mechanism 2, when a certificate is placed under the reticle 203, the certificate can be viewed at the front end of the magnifying glass viewing cylinder 201, when the magnifying glass viewing cylinder 201 is rotated to a certain angle, the contents on the reticle 203 and the certificate can be clearly viewed, and the length, the width and the like of the certificate can be measured through the scales on the reticle 203.

Referring to fig. 2, in the preferred embodiment, the white light sources on the main board 5 include a first white light source 501 and a second white light source 502, the first white light source 501 and the second white light source 502 are distributed on the main board 5 at an angle of 90 °, and the light rays of the two white light sources are focused on the center of the reticle 203 (viewed in a cross section, i.e. towards the center of the through hole 100), and when the two white light sources alternately flash, a white light flash-back combination is formed for detecting the holographic anti-counterfeiting pattern.

In this preferred embodiment, the ultraviolet light sources on the main board 5 include a second ultraviolet light source 504, the second ultraviolet light source 504 is disposed adjacent to the second white light source 502 and forms an obtuse angle with the first white light source 501, when the first white light source 501 is turned on in a manner of a breathing lamp, the second ultraviolet light source 504 is normally turned on, a gradual change ultraviolet light source combination is formed, and is used for checking ultraviolet light color-changing characteristics.

Referring to fig. 3, in the preferred embodiment, the white light sources on the sub-plate 6 include a third white light source 601 and a fourth white light source 602, the third white light source 601 and the fourth white light source 602 are distributed on the sub-plate 6 at an angle of 90 °, and the light rays of the two white light sources are parallel to the plane of the sub-plate 6 for checking the color light variation characteristics and the concave-convex characteristics.

In the preferred embodiment, the first white light source 501 and the second white light source 502 on the main board 5 and the third white light source 601 and the fourth white light source 602 on the sub-board 6 are all LEDs.

With continued reference to FIG. 1, in the present preferred embodiment, the anti-Stokes observation mechanism 3 comprises an anti-Stokes observation cylinder 301 and an anti-Stokes convex lens 302, an infrared filter 303, three infrared light sources, a condenser lens 304 and an anti-Stokes objective lens 305 disposed within the anti-Stokes observation cylinder 301, wherein: the anti-stokes convex lens 302 and the infrared filter 303 are arranged in an eyepiece in the upper part of the anti-stokes observation cylinder 301 so as to observe the infrared fluorescent mark through the eyepiece; the infrared light sources include a first infrared light source 306, a second infrared light source 307, and a third infrared light source 308 disposed within a lower portion of the anti-stokes observation barrel 301; the first infrared light source 306 and the second infrared light source 307 are symmetrically arranged at two ends of the inner diameter of the anti-stokes observation cylinder 301 and irradiate the mirror surface of the anti-stokes objective lens 305 to form a wide-breadth infrared light source; the third infrared light source 308 focuses light on the center of the anti-stokes objective lens 305 through the condenser lens 304 to form a narrow-width infrared light source; the anti-stokes objective lens 305 is arranged at the bottom of the anti-stokes observation cylinder body 301, the anti-stokes objective lens 305 is also embedded at the bottom of the inspection equipment shell 1, and when the certificate is detected, the certificate is placed at the position, corresponding to the anti-stokes objective lens 305, at the bottom of the inspection equipment shell 1, namely the certificate can be observed at the front end of the anti-stokes observation cylinder body 301, so that the certificate can be inspected. It should be noted that infrared light is invisible to the naked eye, so a convex lens (anti-stokes convex lens 302) and an infrared filter 303 are added in an eyepiece, when in use, infrared laser is used for irradiation, and infrared fluorescent marks on the certificate can be observed by the naked eye after the infrared laser passes through the eyepiece.

In the preferred embodiment, the first infrared light source 306, the second infrared light source 307, and the third infrared light source 308 all have a wavelength of 980 nm. The first infrared light source 306, the second infrared light source 307, and the third infrared light source 308 are all infrared lasers.

With continued reference to fig. 1, in the present preferred embodiment, the coaxial optical viewing mechanism 4 comprises a coaxial viewing cylinder 401, and a tilt lens 402 and a coaxial objective lens 403 disposed within the coaxial viewing cylinder 401, wherein: the inclined lens 402 is embedded in the eyepiece of the coaxial observation cylinder 401 at an angle of 45 degrees, referring to fig. 2, a coaxial white light source 507 is further arranged on the main board 5, and the coaxial white light source 507 refracts and reflects light horizontally irradiated at an angle of 45 degrees with the inclined lens 402; coaxial objective 403 sets up coaxial observation barrel 401 bottom is examining the certificate, when examining the certificate, puts the certificate in the position that inspection equipment casing 1 bottom corresponds coaxial objective 403, can observe the certificate at coaxial observation barrel 401 front end to examine the certificate. It should be noted that the inclined lens 402 of the preferred embodiment is an elliptical plane lens and is embedded in the eyepiece at an angle of 45 degrees, when the white light source is horizontally illuminated, refraction and reflection occur at an angle of 45 degrees with respect to the plane lens, and the effect of viewing from the eyepiece is that the light source is coaxial with the eyepiece.

Referring to fig. 2, in the preferred embodiment, the ultraviolet light sources on the main board 5 further include a first ultraviolet light source 503, a third ultraviolet light source 505 and a fourth ultraviolet light source 506 for checking ultraviolet patterns at different wavelengths, and the wavelengths of the first ultraviolet light source 503, the second ultraviolet light source 504, the third ultraviolet light source 505 and the fourth ultraviolet light source 506 are 400nm, 365nm, 313nm and 254nm, respectively. In this preferred embodiment, the first ultraviolet light source 503 is an LED, the second ultraviolet light source 504 is an ultraviolet laser, and the third ultraviolet light source 505 and the fourth ultraviolet light source 506 are both ultraviolet lamp beads.

Referring to fig. 1, in the preferred embodiment, the anti-stokes observation mechanism 3 and the coaxial light observation mechanism 4 are arranged on the same side of the magnifying glass observation mechanism 2, so as to save space and reduce the volume of the device.

Referring to fig. 2, in the preferred embodiment, the side of the inspection equipment housing 1 is further provided with a dial switch 7, a first dial switch 8 and a second dial switch 9 (these three switches are not shown in fig. 1), which are in communication with the circuit of the main board 5 (i.e., the main circuit board), and the circuit of the main board 5 (i.e., the main circuit board) and the circuit of the sub-board 6 (i.e., the sub-circuit board) are also in communication, so that the respective light sources on the main board 5 and the sub-board 6 are controlled by these three switches. Wherein: the dial switch 7 comprises a radio frequency identification gear, a visible light gear, a invisible light gear and a closing gear; when the dial switch 7 is in the radio frequency identification gear, the radio frequency antenna 603 is turned on, and the radio frequency identification mode is entered; when the dial switch 7 is in the visible light and invisible light gear positions, the first dial switch 8 has the on gear positions of the second white light source 502, the third white light source 601 and the fourth white light source 602, and the on gear positions of the narrow-breadth infrared light source, the wide-breadth infrared light source and the fourth ultraviolet light source 506, and the second dial switch 9 has the on gear positions of the first ultraviolet light source 503, the third ultraviolet light source 505 and the fourth ultraviolet light source 506, and the on gear positions of the gradual change ultraviolet light source combination, the white light flashback combination and the coaxial white light source 507. When the dial switch 7 is in a closing gear, the whole circuit is disconnected, and all the light sources are closed.

In the preferred embodiment, it is also possible to provide a power indication hole at the top of the inspection device housing 1 and a charge indicator lamp and a microUSB charging port at the rear. The charge indicator lamp of this embodiment can be red indicator lamp, and it is sufficient to show the electric quantity when red indicator lamp is usually bright, shows to charge when the scintillation, shows to lack of power when not bright.

Above is the utility model discloses structural design and the relation of connection description of each part in the preferred embodiment, based on above-mentioned design, the utility model discloses the preferred embodiment still provides a use method that is used for optical anti-fake characteristic and radio frequency to survey check-out set, and this method specifically includes: the object to be inspected is placed at the bottom of the inspection equipment for optical anti-counterfeiting characteristics and radio frequency detection in the embodiment, an operator can respectively inspect the corresponding part of the object to be inspected through the magnifying glass observation mechanism 2, the anti-stokes observation mechanism 3 and the coaxial light observation mechanism 4 by naked eyes according to different states of switch positions by adjusting the dial switch 7, the first dial switch 8 and the second dial switch 9, and the electronic chip detection function can also be started by adjusting the dial switch 7 to a radio frequency identification gear. The specific detection is illustrated as follows:

(1) white light source detection: turning on the second white light source 502, rotating the magnifier viewing cylinder 201 to magnify the pattern in the window, comparing to a standard pattern, can be used to inspect conventional visual patterns, miniature text, and can measure length and angle information using the reticle 203.

(2) Left light and right light detection: when the third white light source 601 (i.e., the left light) and the fourth white light source 602 (i.e., the right light) are respectively turned on and are irradiated in a direction parallel to the detection medium, and when the patterns are used for detecting the concave-convex texture (hollow pattern), the patterns are obviously displaced when the left light and the right light are respectively irradiated; when the light-variable pattern detector is used for detecting light-variable patterns, the left light and the right light-lower patterns display different colors.

(3) And (3) gradual change ultraviolet light source combination detection: and simultaneously turning on the first white light source 501 and the second ultraviolet light source 504, wherein the ultraviolet patterns are in a gradual change state when the ultraviolet patterns are detected.

(4) White light flashback combined detection: the first white light source 501 and the second white light source 502 flash alternately to detect the holographic anti-counterfeiting pattern, and the holographic pattern changes obviously when white light is emitted from different angles during detection.

(5) Coaxial light detection: the coaxial white light source 507 is turned on for detecting the color changing ink pattern, and the color changing ink pattern displays a color state invisible under scattered light only when the color changing ink is irradiated by the 90-degree light source.

(6) Broad face anti-stokes: the first infrared light source 306, the second infrared light source 307 are turned on, infrared light is filled in the anti-stokes objective lens 305, and the anti-stokes characteristics will be displayed as green when observed, otherwise there is no pattern.

(7) Narrow-width anti-stokes: the third infrared light source 308 is turned on, infrared light is irradiated at the very center of the anti-stokes objective lens 305, and a green bright spot is displayed when the anti-stokes characteristic is observed, otherwise, no pattern is formed.

(8) Detecting an ultraviolet light source: the first ultraviolet light source 503, the third ultraviolet light source 505 and the fourth ultraviolet light source 506 are respectively turned on for checking ultraviolet patterns at corresponding wavelengths. Specifically, four ultraviolet light sources with wavelengths of 400nm, 365nm, 313nm and 254nm are respectively turned on, wherein only the 365nm second ultraviolet light source 504 and the 365nm first white light source 501 need to be turned on simultaneously, and the ultraviolet light sources with other wavelengths are turned on separately.

(9) Detecting an electronic chip: the dial switch 7 is adjusted to a radio frequency identification gear, the radio frequency antenna 603 is started, and the object to be detected is placed under the magnifier observation mechanism 2 (where the radio frequency antenna 603 is located), so that whether the electronic chip exists or not can be detected and the type of the electronic chip can be identified.

The inspection apparatus for optical anti-counterfeiting features and radio frequency detection and the method of using the same are described above based on the present embodiment. The working principle of the control system of the embodiment is as follows: referring to fig. 4, the core of the control system of this embodiment is a single chip microcomputer, the single chip microcomputer is powered by a lithium battery, the lithium battery is connected with a charging management module (a charging indicator lamp) and a USB, the lithium battery can be charged by the USB, the single chip microcomputer is connected with a dial switch 7, a first dial switch 8 and a second dial switch 9, the single chip microcomputer can be controlled by the dial switch 7, the first dial switch 8 and the second dial switch 9 (also, the dial switch in fig. 4, the dial switch x 2) to control the work of each working module, each working module controlled by the single chip microcomputer in this embodiment specifically includes: a radio frequency identification module and an antenna (i.e., the radio frequency antenna 603 described above in this embodiment), a left LED (i.e., the third white light source 601), a right LED (i.e., the fourth white light source 602), a ring LED (i.e., the first white light source 501), a coaxial LED (i.e., the coaxial white light source 507), a white light LED (i.e., the second white light source 502), a 400nm LED (i.e., the first ultraviolet light source 503), a 365nm ultraviolet laser (i.e., the second ultraviolet light source 504), a 313nm ultraviolet lamp (i.e., the third ultraviolet light source 505), a 254nm ultraviolet lamp (i.e., the fourth ultraviolet light source 506), a 980nm broad-width infrared laser (i.e., the first infrared light source 306 and the second infrared light source 307), and a 980nm narrow-width infrared laser (i.e., the third infrared light source 308), after the system is powered on, the single chip microcomputer collects the voltage and the switch state of the battery and makes a response according to the information, and the specific process is as follows:

1. detecting the voltage value of the lithium battery, wherein if the acquired voltage is lower than 3.0V, the equipment has no response under any switch state, and any light source cannot be lightened; if the collected voltage is higher than 3.0V and lower than 3.3V, a red indicator lamp (a charging indicator lamp) flickers for a short time to prompt that the electric quantity is insufficient and the charging is needed; when the collected voltage is higher than 3.3V, the equipment normally works, and the red indicator lamp is normally on to prompt that the electric quantity is sufficient.

2. If the system electric quantity is sufficient, the single chip microcomputer detects the states of the dial switch 7, the first dial wheel switch 8 and the second dial wheel switch 9, and when the dial switch 7 is arranged at a radio frequency identification gear, all detection light is turned off, and only the red indicator light is turned on; placing the certificate with detection under a magnifier viewing port, and if an electronic chip in the certificate to be detected conforms to the definition of an ISO/IEC 14443 protocol A card, slowly flashing a green indicator light twice; if the electronic chip in the certificate to be detected conforms to the definition of the ISO/IEC 14443 protocol type B card, the green indicator light flashes three times quickly.

3. If the system electric quantity is sufficient, the single chip microcomputer detects the states of the dial switch 7, the first dial wheel switch 8 and the second dial wheel switch 9, when the dial switch 7 is arranged in visible light and invisible light gears, the light sources of corresponding LEDs or lasers are lightened according to different detection modes, and all the LEDs and the lasers in the process are driven by MOS tubes to be lightened.

In summary, the preferred embodiment integrates spectra of multiple bands: white light, ultraviolet, infrared light source such as integrated radio frequency module and antenna combines structures such as lens, filter, graticule in an organic whole, makes compact structure, and the function is various, provides the instrument of the anti-fake characteristics such as inspection certificate, bank note true and false for the staff. The embodiment comprises four wavelength ultraviolet light sources, two types of infrared light sources and white light sources at various positions, wherein different light sources can be used independently or mutually combined to form different detection modes. In the embodiment, the light source and the lens which are installed at a specific angle are combined to realize the inspection of characteristics such as holographic anti-counterfeiting patterns, colorful light variable patterns, miniature characters, hollow patterns, color-changing ink and the like. The present embodiment may also detect the electronic chip through the radio frequency antenna.

The above-described preferred features may be combined with each other as long as they do not conflict with each other. In addition, the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An inspection device for optical anti-counterfeiting characteristics and radio frequency detection is characterized by comprising an inspection device shell (1), a magnifier observation mechanism (2), an anti-Stokes observation mechanism (3) and a coaxial light observation mechanism (4) which are arranged on the inspection device shell (1), and a main board (5) and a subplate (6) which are arranged in the inspection device shell (1), wherein a plurality of ultraviolet light sources and white light sources are arranged on the main board (5) and the auxiliary board (6), after the multiple light sources are matched for use, the magnifier observation mechanism (2) and the coaxial light observation mechanism (4) finish multiple anti-counterfeiting checks, a plurality of infrared light sources are arranged in the anti-stokes observation mechanism (3), for observing the anti-stokes characteristics, a radio frequency antenna (603) for detecting the electronic chip is arranged on the auxiliary plate (6).

2. The inspection device for optical anti-counterfeiting features and radio frequency detection according to claim 1, wherein the main board (5) and the auxiliary board (6) are layered in the inspection device housing (1), and the main board (5) and the auxiliary board (6) are both provided with through holes (100) for the magnifier observing mechanism (2) to observe the bottom, the main board (5) is provided with four ultraviolet light sources with different wave bands and two white light sources around the through holes (100), and the auxiliary board (6) is provided with two white light sources and the radio frequency antenna (603) around the through holes (100).

3. The inspection device for optical security features and radio frequency detection according to claim 2, characterized in that the magnifying glass viewing mechanism (2) comprises a magnifying glass viewing cylinder (201), two superimposed magnifying glass convex lenses (202) arranged within the magnifying glass viewing cylinder (201), and a graduated and transparent reticle (203) arranged at the bottom of the inspection device housing (1).

4. The inspection apparatus for optical security features and radio frequency detection according to claim 3, wherein the white light sources on the main board (5) comprise a first white light source (501) and a second white light source (502), the first white light source (501) and the second white light source (502) are distributed on the main board (5) at an angle of 90 °, and the light of the two white light sources is focused on the center of the reticle (203) to form a white light flashback combination when the two white light sources blink alternately for detecting the holographic security pattern.

5. The inspection apparatus for optical anti-counterfeiting features and radio frequency detection according to claim 4, wherein the ultraviolet light source on the main board (5) comprises a second ultraviolet light source (504), the second ultraviolet light source (504) is disposed adjacent to the second white light source (502) and at an obtuse angle with the first white light source (501), and when the first white light source (501) is turned on in a manner of a breathing lamp, the second ultraviolet light source (504) is normally turned on to form a gradual ultraviolet light source combination for inspecting ultraviolet color light variation features.

6. The inspection device for optical security features and radiofrequency detection according to claim 5, wherein the white light sources on the sub-plate (6) comprise a third white light source (601) and a fourth white light source (602), the third white light source (601) and the fourth white light source (602) being distributed on the sub-plate (6) at an angle of 90 ° and the light rays of both white light sources being parallel to the plane of the sub-plate (6) for checking the optical color variation features and the relief features.

7. The inspection device for optical security features and radio frequency detection according to claim 6, wherein the anti-stokes observation mechanism (3) comprises an anti-stokes observation cylinder (301) and an anti-stokes convex lens (302), an infrared filter (303), three infrared light sources, a condenser lens (304) and an anti-stokes objective lens (305) arranged within the anti-stokes observation cylinder (301), wherein:

the anti-stokes convex lens (302) and the infrared filter (303) are arranged in an eyepiece in the upper part of the anti-stokes observation cylinder body (301) so that the infrared fluorescence imprint can be observed through the eyepiece;

the infrared light sources comprise a first infrared light source (306), a second infrared light source (307), and a third infrared light source (308) disposed within a lower portion of the anti-stokes observation barrel (301); the first infrared light source (306) and the second infrared light source (307) are symmetrically arranged at two ends of the inner diameter of the anti-stokes observation barrel body (301) and irradiate on the mirror surface of the anti-stokes objective lens (305) to form a wide-breadth infrared light source; the third infrared light source (308) focuses light on the center of the anti-Stokes objective lens (305) through the condenser lens (304) to form a narrow-width infrared light source;

the anti-stokes objective lens (305) is disposed at the bottom of the anti-stokes observation barrel (301).

8. The inspection apparatus for optical security features and radio frequency detection according to claim 7, wherein the coaxial optical viewing mechanism (4) comprises a coaxial viewing cylinder (401) and a tilted lens (402) and a coaxial objective lens (403) disposed within the coaxial viewing cylinder (401), wherein:

the inclined lens (402) is embedded in an eyepiece of the coaxial observation cylinder (401) at an angle of 45 degrees, a coaxial white light source (507) is further arranged on the main plate (5), and refraction and reflection of light horizontally irradiated by the coaxial white light source (507) and the inclined lens (402) occur at an angle of 45 degrees;

the coaxial objective lens (403) is arranged at the bottom of the coaxial observation cylinder body (401).

9. The inspection apparatus for optical security features and radio frequency detection according to claim 8, wherein the ultraviolet light source on the main board (5) further comprises a first ultraviolet light source (503), a third ultraviolet light source (505) and a fourth ultraviolet light source (506) for inspecting ultraviolet patterns at different wavelengths, the first ultraviolet light source (503), the second ultraviolet light source (504), the third ultraviolet light source (505) and the fourth ultraviolet light source (506) have wavelengths of 400nm, 365nm, 313nm and 254nm, respectively.

10. The inspection device for optical anti-counterfeiting features and radio frequency detection according to claim 9, wherein the anti-stokes observation mechanism (3) and the coaxial light observation mechanism (4) are arranged on the same side of the magnifier observation mechanism (2), and a dial switch (7), a first dial switch (8) and a second dial switch (9) are further arranged on the side of the inspection device housing (1), wherein:

the dial switch (7) comprises a radio frequency identification gear, a visible light gear, a invisible light gear and a closing gear; when the dial switch (7) is in a radio frequency identification gear, a radio frequency antenna (603) is started to enter a radio frequency identification mode; when the dial switch (7) is in a visible light gear and a invisible light gear, the first dial wheel switch (8) is provided with the opening gears of the second white light source (502), the third white light source (601) and the fourth white light source (602) and the opening gears of the narrow-breadth infrared light source, the wide-breadth infrared light source and the fourth ultraviolet light source (506), and the second dial wheel switch (9) is provided with the opening gears of the first ultraviolet light source (503), the third ultraviolet light source (505) and the fourth ultraviolet light source (506) and the opening gears of the gradual change ultraviolet light source combination, the white light flash combination and the coaxial white light source (507).

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