Anti-fake hyperbolic marker of krypton pump light source of contrary reflection products
Technical Field
The invention discloses an anti-counterfeiting hyperbolic marker of a krypton lamp pump light source of a retroreflective product, and belongs to the field of anti-counterfeiting.
Background
The anti-counterfeiting marking is one of the important means of the quality inspection of the goods, carry on the key of distinguishing and examining the position strictly to the counterfeit and shoddy products, in the course of producing products, it is the authentication mode to the products, also the representative way of enterprise's trade mark of the products factory, the anti-counterfeiting marking apparatus finishes printing the anti-counterfeiting processing of bar code in the last step of products commonly used in the products, the public shortcoming to be optimized of the prior art has:
conventional semiconductor laser printing penetrating power is stronger, have certain surface loss to contrary reflective glass thin face goods, and anti-fake mark laser printing back, plane concave-convex structure can cause the depth of anti-fake bar code to cave in, cause the darkness of goods bar code to promote, the sign indicating number is swept in the light can appear the bar code thickness deviation phenomenon, lead to anti-fake bar code and anti-fake trade mark to be generally indent after laser penetrability prints, let the palm massage to have the line of a crack to press against the sense, interval influence side is swept a yard scanning and is added thick code strip shadow, and contrary reflective goods daylighting rate is relatively poor, influence the accuracy of thick code strip, directly cause and sweep the ineffective code, perhaps indirectly sweep yard into other goods, interference meter type arrangement order.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an anti-counterfeiting hyperbolic marker of a krypton pump light source of a retroreflective product, and the anti-counterfeiting hyperbolic marker is used for solving the problems that the conventional semiconductor laser printing has strong penetrating power, certain surface loss is caused on the retroreflective glass thin-surface product, after the anti-counterfeiting mark is subjected to laser printing, the concave-convex structure on the plane can cause deep and shallow depression of an anti-counterfeiting bar code, the darkness of the bar code of the product is improved, the deviation phenomenon of the thickness of the bar code can occur in bright code scanning, the anti-counterfeiting bar code and an anti-counterfeiting trademark can be generally concaved after being subjected to laser penetration printing, the palm is rubbed with a slot and is sensitive to the hand, the distance influences the side code scanning and the shadow of the thickening bar, the daylighting rate of the retroreflective product is poor, the accuracy of the thickening bar code is influenced, the scanning of an ineffective code is directly caused, or the anti-counterfeiting bar is indirectly scanned into other products, and the arrangement sequence of the types of the counting pieces is interfered.
In order to achieve the purpose, the invention is realized by the following technical scheme: an anti-counterfeiting hyperbolic marker of a krypton lamp pumping light source of a retroreflective product, which structurally comprises: the bracket wire embedding plate is inserted under the bottom of the power distribution square barrel frame, the double-lamp marking device is embedded on the left side of the power distribution square barrel frame, the objective table is embedded on the top of the lifting frame, the bracket wire embedding plate is electrically connected with the numerical control machine case, the lifting frame is installed on the top of the numerical control machine case, the bracket wire embedding plate is installed on the top of the storage cabinet, the numerical control machine case is tightly attached to the left side of the storage cabinet, the double-lamp marking device is provided with a shaft rotating shell sleeve, a coupling transmission frame, a latch inclined brake frame, a light curtain plate, an inner groove frame shell, a semiconductor laser, a long shaft rotating disc and a krypton lamp condenser, the shaft rotating shell sleeve is embedded on the right side of the coupling transmission frame, the coupling transmission frame is in interference fit with the latch inclined brake frame, the light curtain plate is provided with two parts and is tightly attached to the upper side and the lower side of the inner groove frame shell respectively, the semiconductor laser and the krypton lamp condenser are arranged on the upper side and the lower side of the long shaft rotary table respectively, the long shaft rotary table is mechanically connected with the coupling transmission frame and is located on the same horizontal line, and the shaft rotating shell is nested on the left side of the power distribution square barrel frame.
In order to optimize the technical scheme, the method further comprises the following steps:
as a further improvement of the invention, the coupling transmission frame consists of a gear, a double-shaft rod, a small motor and a main shaft column, wherein the gear is nested on the left side of the double-shaft rod, the axes of the gear are collinear, and the double-shaft rod and the main shaft column are respectively nested on the left side and the right side of the small motor and are on the same horizontal line.
As a further improvement of the invention, the latch inclined brake frame consists of a brake plate, a swing hook rod, a suction plate block and an inclined frame rod, wherein the suction plate block and the brake plate are respectively nested on the top of the inclined frame rod, the swing hook rod is buckled with the inclined frame rod, and the swing hook rod is inserted and nested at the lower left corner of the suction plate block.
As a further improvement of the invention, the semiconductor laser comprises two or more lens wheels, a semiconductor lamp tube, a spherical cover, a sleeve seat, a prism barrel and a small-hole lens capsule, wherein the two or more lens tubes are inserted and embedded together around the center of the spherical cover, the two lens wheels are arranged inside the spherical cover, the spherical cover and the sleeve seat are in interference fit, the two lens wheels are nested on the top of the prism barrel, and the small-hole lens capsule is arranged inside the prism barrel and has collinear axes.
As a further improvement of the invention, the small-hole lens capsule consists of a light-gathering capsule body, a thick plate frame mirror disc, triangular prism through holes, a disc body and a bottom convex mirror frame, wherein the thick plate frame mirror disc and the bottom convex mirror frame are respectively inserted and embedded in the upper side and the lower side of the disc body, the triangular prism through holes are embedded and embedded in the disc body, and the disc body is arranged in the light-gathering capsule body.
As a further improvement of the krypton lamp condenser, the krypton lamp condenser consists of a top ball shell, a krypton lamp light plate, a bottom isolation cushion block, a fin mirror ball and a crack channel tube, wherein the krypton lamp light plate is arranged inside the top ball shell, the bottom isolation cushion block is tightly attached to the bottom surface inside the top ball shell, the bottom isolation cushion block and the fin mirror ball are in clearance fit, and the top ball shell is nested on the top of the crack channel tube.
As a further improvement of the invention, the finned mirror ball consists of a corrugated mirror surface cylinder, two finned mirror surface cylinders and an inner convex pad ball shell, wherein the two finned mirror surface cylinders are respectively inserted and embedded at the left side and the right side of the corrugated mirror surface cylinder, and the corrugated mirror surface cylinders are arranged inside the inner convex pad ball shell and have collinear axes.
As a further improvement of the invention, the double-lens wheel is a structure with left and right arc mirror plates, the middle of the disk opening is an inverted V-shaped mirror barrel pipe, the arc mirror plates refract laser beam lines through a circular surface and enter the V-shaped lens barrel, and the krypton lamp photoprint covering effect of a focusing light source is achieved by using the optical fiber pipe.
As a further improvement of the invention, the prism barrel is of a lens barrel structure with a narrow bevel at the top end and a large bevel at the bottom, the upper bevel and the lower bevel are converged inwards, so that light sources at two sides obtain a straight line center-through effect of lens refraction, the laser beam line obtains the effects of internal transmission, divergence, internal burning reduction and concentrated output enhancement.
As a further improvement of the invention, the triangular prism through hole is a through hole structure with a built-in small triangular prism and a wide upper part and a wide lower part and a narrow middle part, and the triangular prism circularly refracts white light for output, so that the composite superposition effect of the upper through hole and the lower through hole on light color is strengthened, and the anti-counterfeiting hierarchical information is indirectly increased.
As a further improvement of the invention, the corrugated mirror surface cylinder is of a cylinder structure with a wavy narrow lens, the wavy lens can be repeatedly subjected to diffuse reflection and condensation in the cylinder, and the middle section of the wide-upper narrow structure of the cylinder can enable krypton light beams to penetrate downwards to be guided and repeatedly engraved on the surface of a retroreflective product to form a curved bar code.
Advantageous effects
The invention relates to an anti-counterfeiting hyperbolic marking device of a krypton lamp pumping light source of a retroreflective product, which is characterized in that a worker inserts a power supply into a numerical control case, then takes out the retroreflective product in a storage cabinet and places the retroreflective product on an object stage to lift a lifting frame to the bottom part under a close double-lamp marking device, then supplies power to a power distribution square barrel frame through a bracket embedded line board so as to conduct a main shaft column of a coupling transmission frame in a shaft shell sleeve to rotate, thereby triggering a small motor to drive a double-shaft rod meshing gear, enabling a brake plate of a lock catch inclined brake frame to be jointed with each hundred eighty degrees of the double-shaft rod, enabling a swing hook rod and a diagonal frame rod to be jointed under a suction plate block once, then enabling a gear meshing long-shaft rotating disc to be overturned up and down in an inner groove frame shell between light curtain plates to form the shearing marking effect of a semiconductor and krypton lamp condenser, firstly electrifying a krypton lamp light plate of a top ball shell to irradiate a fin mirror ball in a bottom spacer block, and enabling a corrugated barrel in an inner convex pad ball shell to form the diffuse reflection condensing effect in a barrel, the fin mirror plate forms a vertical downward light guiding effect in the ball cavity, so that a final light source of the krypton lamp obtains an amplified covering effect after polymerization in a crack channel cylinder, the surface of the product is firstly marked by using low-light covered hyperbolic identification secret anti-counterfeiting, then after krypton lamp pump surge light source marking is finished, the krypton lamp pump surge light source is turned over to enable a semiconductor lamp tube to be electrified and irradiate a double-lens wheel to condense into laser in a ball cover, the laser enters a sleeve seat and a prism cylinder and then is guided into a light-gathering bag body of a small-hole lens bag through an optical fiber, at the moment, a machine focuses the laser into a triangular prism through hole of a bottom plate body through three-side refraction of a thick plate frame mirror plate to form a white light effect of composite light by rotating a triangular prism, then enters a bottom convex mirror frame to cover a mark of a hyperbolic bar code of the krypton lamp to form covering hidden safety operation, the retroreflection marking product forms a double-layer effect, and a bottom layer pad protects a surface layer from being copied, the laser printing depth of the surface layer bar code becomes shallow, and due to the bottom layer light anti-counterfeiting mark protection pad, the loss of the surface material of the product is reduced, the security of anti-counterfeiting placing on the bar code is improved, and the hyperbolic bar code mark is effectively protected.
The invention has the following advantages after operation:
the power distribution square barrel frame is matched with the double-lamp marking device, the double-curve code strip is covered by the hidden surface of the anti-counterfeiting mark, the surface code strip is prevented from being stolen, the double-curve code strip is electrified by the power distribution square barrel frame to be subjected to sliding treatment by a bright lamp irradiation type pumping light source of a krypton condenser, the reflection rate of a retro-reflecting product is adjusted to be the effect of a fluorescent dark surface, then a semiconductor laser is enabled to slightly brighten the dark surface of the black code strip through an aperture lens capsule, a white light is carried to cover a fluorescent electronic bar code, the double-curve code strip is covered and hidden, then a krypton lamp light plate at the bottom layer and a crack channel barrel pumping light source are repeatedly etched, the surface of the product is not lost, a bottom pad of the semiconductor laser code strip is formed, the effect of the thickness of a groove pad covering the bar code is achieved, the hand massage induction is reduced, the concave depth is optimized, the interference degree of the thickness of the bar code dark part on bar codes at different angles is reduced, the anti-counterfeiting detection efficiency is improved, and anti-counterfeiting double-insurance identification measures are enhanced.
Drawings
Other features, objects, and advantages of the present invention will become more apparent from the following detailed description of the embodiments of the invention when taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of an anti-counterfeiting hyperbolic marker of a krypton lamp pumping light source of a retroreflective article according to the present invention.
Fig. 2 is a detailed cross-sectional structural diagram of the dual-lamp marking device according to the present invention.
FIG. 3 is a schematic cross-sectional view of the coupling transmission frame and the latch inclined brake frame according to the present invention.
Fig. 4 is a schematic perspective structural view of the semiconductor laser in an operating state according to the present invention.
FIG. 5 is a schematic perspective view of the working state of the pinhole lens capsule of the present invention.
FIG. 6 is a schematic perspective view of the krypton lamp condenser in an operating state.
FIG. 7 is a schematic cross-sectional internal view of a finned mirror ball according to the present invention in an operational state.
Description of reference numerals: bracket wire embedding plate-1, power distribution square barrel frame-2, double-lamp marking device-3, objective table-4, lifting frame-5, numerical control case-6, storage cabinet-7, shaft rotating shell sleeve-31, coupling transmission frame-32, lock catch inclined brake frame-33, light curtain plate-34, inner groove frame shell-35, semiconductor laser-36, long shaft rotating disk-37, krypton lamp condenser-38, gear-321, double shaft rod-322, small motor-323, main shaft column-324, brake plate-331, pendulum hook rod-332, suction plate block-333, inclined frame rod-334, double lens wheel-361, semiconductor lamp tube-362, spherical cover-363, sleeve seat-364, prism barrel-365, small hole lens capsule-366, light gathering capsule-3661, light gathering capsule-364, prism barrel-365, light gathering capsule, Thick plate frame mirror plate-3662, triangular prism through hole-3663, disc body-3664, bottom convex mirror frame-3665, top ball shell-381, krypton lamp light plate-382, bottom spacer block-383, fin mirror ball-384, gap channel tube-385, corrugated mirror tube-3841, fin mirror plate-3842 and inner convex pad ball shell-3843.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 7, the present invention provides an anti-counterfeit hyperbolic marker of krypton pumping light source for retroreflective product, which comprises: the double-lamp marking device comprises a bracket embedded plate 1, a power distribution square barrel frame 2, a double-lamp marking device 3, an object stage 4, a lifting frame 5, a numerical control cabinet 6 and a storage cabinet 7, wherein the bracket embedded plate 1 is inserted and embedded under the bottom of the power distribution square barrel frame 2, the double-lamp marking device 3 is embedded and embedded on the left side of the power distribution square barrel frame 2, the object stage 4 is embedded and embedded on the top of the lifting frame 5, the bracket embedded plate 1 is electrically connected with the numerical control cabinet 6, the lifting frame 5 is installed on the top of the numerical control cabinet 6, the bracket embedded plate 1 is installed on the top of the storage cabinet 7, the numerical control cabinet 6 is closely attached to the left side of the storage cabinet 7, the double-lamp marking device 3 is provided with a shaft rotating shell 31, a shaft coupling transmission frame 32, a lock oblique brake frame 33, a light curtain plate 34, an inner groove frame shell 35, a semiconductor laser 36, a long shaft rotating disc 37 and a krypton light condenser 38, the shaft rotating shell 31 is embedded and embedded on the right side of the coupling transmission frame 32, the coupling transmission frame 32 and the latch inclined brake frame 33 are in interference fit, the light curtain plates 34 are provided with two light curtain plates and are tightly attached to the upper side and the lower side of the inner groove frame shell 35 respectively, the inner groove frame shell 35 is nested on the left side of the long shaft rotating disc 37, the semiconductor lasers 36 and the krypton light condensers 38 are provided with more than two light curtain plates and are arranged on the upper side and the lower side of the long shaft rotating disc 37 respectively, the long shaft rotating disc 37 is mechanically connected with the coupling transmission frame 32 and is located on the same horizontal line, and the shaft rotating disc sleeve 31 is nested on the left side of the power distribution square barrel frame 2.
Referring to fig. 3, the coupling transmission frame 32 is composed of a gear 321, a dual-shaft rod 322, a small-sized motor 323, and a main shaft column 324, the gear 321 is nested on the left side of the dual-shaft rod 322, and the axes of the gear are collinear, the dual-shaft rod 322 and the main shaft column 324 are respectively inserted and embedded on the left and right sides of the small-sized motor 323 and are located on the same horizontal line, the latch inclined brake frame 33 is composed of a brake plate 331, a swing hook rod 332, a suction plate block 333, and an inclined frame rod 334, the suction plate block 333 and the brake plate 331 are respectively nested on the top of the inclined frame rod 334, the swing hook rod 332 and the inclined frame rod 334 are fastened together, the swing hook rod 332 is inserted and embedded in the lower left corner of the suction plate block 333, and the inclined frame rod 334 is rotated and rubbed by the dual-shaft rod 322, so that one-time positioning marking is achieved by embedding and interlocking each one-time of the swing hook rods 332, and the regularity of double-layer marking is consistent.
Referring to fig. 4, the semiconductor laser 36 is composed of two or more lens wheels 361, a semiconductor lamp 362, a spherical cap 363, a sleeve seat 364, a prism barrel 365, and a small-aperture lens capsule 366, the semiconductor lamp 362 is provided with two or more lens wheels 361 inserted together around the center of the spherical cap 363, the two lens wheels 361 are installed inside the spherical cap 363, the spherical cap 363 and the sleeve seat 364 are in interference fit, the two lens wheels 361 are nested on the top of the prism barrel 365, the small-aperture lens capsule 366 is installed inside the prism barrel 365 and the axes thereof are collinear, the two lens wheels 361 have left and right arc mirror plates, the middle of the disk opening is a structure of a reverse V-shaped lens barrel, the arc mirror plates refract laser beam lines through circular surfaces to enter the V-shaped lens barrel, the krypton lamp photoprint covering effect of a focusing light source is achieved by using fiber tubes, the prism barrel 365 is a structure of a large-break angle lens barrel with a narrow-break bottom, the upper and lower break angles converge inwards, the light sources on two sides can obtain the straight line through effect of lens refraction, the laser beam line can obtain the effect of divergence of internal transmission, internal burning light reduction and concentrated and enhanced output, and the light source induction using effect of downward refraction transmission in the middle of left and right light condensation is achieved through the double-lens wheel 361.
Referring to fig. 5, the pinhole lens pocket 366 is composed of a light-gathering pocket body 3661, a thick-plate-frame mirror plate 3662, three-prism through holes 3663, a tray body 3664 and a bottom-convex-mirror frame 3665, the thick-plate-frame mirror plate 3662 and the bottom-convex-mirror frame 3665 are respectively inserted into the upper side and the lower side of the tray body 3664, the three-prism through holes 3663 are nested inside the tray body 3664, the tray body 3664 is installed inside the light-gathering pocket body 3661, the three-prism through holes 3663 are through hole structures with built-in small three prisms, the three prisms surround the refracted white light and output, so that the composite superposition effect of light and color between the upper and lower through holes is strengthened, thereby indirectly increasing the anti-counterfeiting hierarchical information, the three-prism refracted bar code light formed by the thick-plate-frame mirror plate 3662 enters the three-prism through holes 3663 and has a revolving white light output to the bottom-convex-mirror frame 3665 for light-gathering imprinting marks, so that the bar code with white light can be anti-piracy, and the white bar code can be accurate in thickness, avoid causing the code scanning in disorder condition.
Referring to fig. 6, the krypton lamp condenser 38 is composed of a top spherical shell 381, a krypton lamp light plate 382, a bottom spacer block 383, a fin mirror ball 384 and a crack channel tube 385, the krypton lamp light plate 382 is installed inside the top spherical shell 381, the bottom spacer block 383 is tightly attached to the bottom surface inside the top spherical shell 381, the bottom spacer block 383 and the fin mirror ball 384 are in clearance fit, the top spherical shell 381 is nested on the top of the crack channel tube 385, and the soft light crack channel tube 385 is used for removing the crack channel tube 385 through the krypton lamp light plate 382 to comprehensively cover the hyperbolic internally hidden anti-counterfeiting mark in an enlarged manner.
Referring to fig. 7, the fin mirror ball 384 is composed of two corrugated mirror surface cylinders 3841, two fin mirror surface plates 3842 and an inner convex pad ball shell 3843, the two fin mirror surface plates 3842 are respectively inserted into the left and right sides of the corrugated mirror surface cylinders 3841, the corrugated mirror surface cylinders 3841 are installed inside the inner convex pad ball shell 3843, and the axes of the corrugated mirror surface cylinders 3841 are collinear, the corrugated mirror surface cylinders 3841 are cylinder structures with wave-shaped narrow lenses, the wave-shaped lenses can repeatedly reflect and condense light by diffuse reflection in the cylinders, so that the middle section of the wide-bottom narrow structure on the cylinder can allow krypton light beams to pass through and reflect repeatedly on the surface of a retroreflective product to form a curved bar code effect, the corrugated mirror surface cylinders 3841 centrally reflect and disperse light sources downward diffusely, and the fin mirror surface plates 3842 on the two sides achieve a vertical internal reflection output effect, and the physical characteristics of the retroreflective product can obtain a composite reflection cancellation effect.
The working process is as follows: a worker inserts a power supply into the numerical control case 6, then takes out a retroreflective product in the storage cabinet 7, puts the retroreflective product on the object stage 4, lifts the lifting frame 5 to be close to the bottom under the double-lamp marking device 3, then supplies power to the power distribution square barrel frame 2 through the bracket wire embedding plate 1 so as to conduct the main shaft column 324 of the coupling transmission frame 32 in the shaft rotating shell sleeve 31 to rotate, thereby triggering the small motor 323 to drive the double-shaft rod 322 to be meshed with the gear 321, enabling the brake plate 331 of the locking oblique brake frame 33 to be jointed with each hundred eighty degrees of the double-shaft rod 322, enabling the swing hook rod 332 and the oblique rod 334 to be jointed under the suction plate block 333 once, then enabling the gear 321 to be meshed with the long-shaft rotating disk 37 to be overturned up and down in the inner groove frame shell 35 between the light curtain plates 34, forming the shearing effect of the semiconductor laser 36 and the krypton marker 38, firstly, electrifying the light plate 382 of the krypton lamp top spherical shell 381 to irradiate the finned mirror ball 384 in the bottom spacer 383, the inner convex pad ball shell 3843 is internally provided with a corrugated mirror surface cylinder 3841 to form a diffuse reflection light-gathering effect in the cylinder, the fin mirror plate 3842 forms a vertical downward light-guiding effect in a ball cavity, so that a final krypton lamp light source obtains a polymerized amplified covering effect in the seam channel cylinder 385, the surface of a product is subjected to low-light covered hyperbolic identification secret anti-counterfeiting for the first time, after krypton lamp pumping light source marking is completed, the product is turned over to enable a semiconductor lamp tube 362 to be electrified and irradiate a double-lens wheel 361 to be condensed into laser in a ball cover 363 to enter a sleeve seat 364 and a prism cylinder 365, then the laser enters a light-gathering bag body 3661 of a small-hole lens bag 366 through an optical fiber, at the moment, three sides of the machine are refracted and focused into a triangular prism through hole 3663 of a bottom plate 3664 through a thick plate frame 3662 to form a white light effect of composite light by rotation of a triangular prism, and then enters a bottom convex frame 3665 to project a bar code to cover the mark of a krypton lamp hyperbolic bar code, the covering and hiding safety operation is formed, so that the marking of the retroreflective product forms a double-layer effect, the bottom layer pad protects the surface layer bar code from being copied, the laser printing depth of the surface layer bar code becomes shallow, the loss of the surface material of the product is reduced due to the bottom layer light anti-counterfeiting mark protection pad, the anti-counterfeiting safety of the bar code is improved, and the hyperbolic bar code mark is effectively protected.
The invention achieves the matching of the power distribution square barrel frame 2 and the double-lamp marking device 3 through the mutual combination of the components, covers the hyperbolic code strip through the hidden surface of the anti-counterfeiting mark, is a safety means for preventing the surface code strip from being stolen, energizes the power distribution square barrel frame 2 to carry out sliding treatment on the hyperbolic code strip to a krypton light condenser 38 bright lamp irradiation type pump light source, so that the reflectivity of a retro-reflective product is low and adjusted to be the effect of a fluorescent dark surface, then a semiconductor laser 36 slightly brightens the dark surface of the black code strip through an aperture lens pocket 366 and covers the fluorescent electronic bar code with white light, so that the hyperbolic code strip is covered and hidden, then a krypton light plate 382 at the bottom layer and a pumping light source of a crack channel barrel 385 are repeatedly etched, the surface of the product is not lost, a bottom pad of the semiconductor laser code strip is formed, the effect of the thickness of a groove pad covering the bar code is achieved, the allergenicity of a palm rest is reduced, and the, the interference degree of the thickness of the dark part of the bar code to the bar code scanners with different angles is reduced, the anti-counterfeiting detection efficiency is improved, and the anti-counterfeiting double-insurance identification measure is enhanced, so that the problem that the conventional semiconductor laser printing has stronger penetrating power is solved, certain surface loss is caused to a retroreflection glass thin-surface product, after the anti-counterfeiting mark is printed by laser, the concave-convex structure on the plane can cause the deep and shallow depression of the anti-counterfeiting bar code, the darkness of the bar code of the product is improved, the deviation phenomenon of the thickness of the bar code can occur when the bar code is scanned by light, the anti-counterfeiting bar code and the anti-counterfeiting trademark are generally concave after being printed by laser penetrability, the palm scrub can not damage the line-opening induction, the space influences the side scanning thickened code bar shadow, and the daylighting rate of the retro-reflection product is poor, the accuracy of the thick code strip is influenced, and the problems that invalid codes are directly scanned or codes are indirectly scanned to form other products, and the piece counting type arrangement sequence is interfered are caused.
The specific embodiments described herein are merely illustrative of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims appended hereto.