Detailed description of the invention
(embodiment 1)
Fig. 1 to Fig. 3 shows a kind of detailed description of the invention of the present invention, and wherein, Fig. 1 is a kind of perspective view of the first structure of the present invention; Fig. 2 is that laser marking system shown in Fig. 1 is from a kind of perspective view during another angle views; Fig. 3 is a kind of fundamental diagram of laser marking system shown in Fig. 1.
The present embodiment is a kind of laser marking system, sees shown in Fig. 1 to Fig. 3, four fixtures 2 comprising the laser head (figure does not draw) of plane of departure laser, the driving-disc 1 moved in a circle and be arranged on driving-disc.As shown in Figure 3, driving-disc place plane is divided into four stations by dotted line, along driving-disc rotation direction, is that feed supplement station 31, first marks station 32, second mark station 33 and discharging station 34 successively; Each fixture is provided with the first laser entrance aperture 21 and the second laser entrance aperture 22; Each fixture, under the drive of driving-disc, enters feed supplement station, the first mark station, the second mark station and discharging station successively; Second laser entrance aperture of the first laser entrance aperture entering the fixture of the first mark station and another fixture entering the second mark station is just arranged laser head.The present embodiment laser head used is not traditional price laser head costly, tells about the working method of conventional laser mark laser head, retells the working method of the present embodiment.
In the present embodiment, the first laser entrance aperture of each fixture becomes 90 degree of settings with the second laser entrance aperture, and two adjacent fixtures become 90 degree of settings, and four fixtures are centrosymmetric setting, and driving-disc is that a station rotates with 90 degree.
The operation principle that the laser head of the present embodiment carries out word and icon indicia is as follows:
(1) dot matrix mark; Dot matrix mark exactly likes the dot lattice printing of fine definition.Laser head swings, and each mark goes out a line be made up of series of points, and then laser head moves up and down mark simultaneously and goes out many lines, finally forms image or the word of justifying.The figure of scanning, word and vector quantization picture and text all can use dot matrix mark.(2) vector cut; Different from dot matrix mark, vector cut is carried out on the outer contour of picture and text.This pattern of usual use carries out penetrating cutting on the materials such as timber, sub-gram particle, paper, also can carry out mark operation in surfaces of various materials.(3) mark speed; Mark speed refers to the speed of laser head movement, and usually represent with IPS (inch per second), high speed brings high production efficiency.Speed is also for controlling the degree of depth of cutting, and for specific laser intensity, speed is slower, and the degree of depth of cutting or mark is larger.You can utilize marking machine panel governing speed, also can utilize the print driver of computer to regulate.In the scope of 1% to 100%, adjusting range is 1%.The kinetic control system of brave horse machine advanced person can make you when high-speed marking, still obtains superfine mark quality.(4) mark intensity: mark intensity refers to be mapped to the intensity in material surface laser.For specific mark speed, intensity is larger, and the degree of depth of cutting or mark is larger.You can utilize marking machine panel adjusting strength, also can utilize the print driver of computer to regulate.In the scope of 1% to 100%, adjusting range is 1%.Intensity is larger, is equivalent to speed also larger.The degree of depth of cutting is also darker.(5) spot size: laser beam spot size can utilize the lens of different focal to regulate.The lens of small light spot are used for high-resolution mark.The lens of large spot are used for the mark of low resolution, but for vector cut, it is best selection.The standard configuration of new equipment is the lens of 2.0 inches.Its spot size mediates, and is applicable to various occasion.(6) can mark material: woodwork, lucite, metallic plate, glass, stone material, crystal, Corian, paper, double-colored plate, aluminium oxide, leather, resin, plastic-blasting metal.
Specifically, in the present embodiment, each fixture comprises flitch 23, quiet clamping plate 24, shrouding 25 and dynamic clamping plate 26; Described upper flitch, quiet clamping plate, shrouding and dynamic clamping plate are all arranged perpendicular to driving-disc, and upper flitch and shrouding be arranged in parallel, and quiet clamping plate and dynamic clamping plate be arranged in parallel, and quiet clamping plate are arranged perpendicular to shrouding; Described upper flitch, quiet clamping plate, shrouding and dynamic clamping plate enclose formation one rectangle accommodating cavity 27; Shrouding is provided with described first laser entrance aperture, and quiet clamping plate are provided with described second laser entrance aperture.The side away from driving-disc of the rectangle accommodating cavity of each fixture is provided with input and output material perforate 271.
Each fixture in the present embodiment also comprises the cylinder assembly for driving dynamic clamping plate to move back and forth, driving-disc is provided with pilot hole, cylinder assembly comprises the cylinder, the piston that are arranged on the driving-disc back side and is arranged in the slide bar of pilot hole, slide bar for connecting piston end and dynamic clamping plate, and reciprocatingly moves with piston under the guide effect of pilot hole; Piston drives dynamic clamping plate to reciprocatingly move by slide bar, make its near or away from quiet clamping plate, thus clamping or unclamp treating between dynamic clamping plate and quiet clamping plate and mark workpiece.
The present embodiment also comprises the feed supplement mechanism for waiting to mark workpiece to the fixture transmission being arranged in feed supplement station 31; Feed supplement mechanism comprise conveyer belt, location-plate, scraping wings, for driving scraping wings along the pusher cylinder moved back and forth perpendicular to driving-belt direction, material folding plate and for driving material folding plate along the material folding cylinder moved back and forth perpendicular to driving-belt direction; Location-plate is arranged on directly over driving-belt, and scraping wings is oppositely arranged with the input and output material perforate 271 of the fixture being arranged in feed supplement station 31, and the both sides of separation conveyer belt; Material folding plate is positioned at the side of scraping wings away from location-plate; When on conveyer belt, the most forward waiting marks workpiece, also namely originally closest to location-plate wait mark workpiece, with conveyer belt move to be connected on location-plate time, material folding cylinder drives material folding plate to extend towards the direction passing perpendicularly through conveyer belt, secondary close to location-plate one is treated that mark workpiece is crimped on the baffle plate of the opposite side of conveyer belt, thus makes this wait to mark workpiece and follow-up to treat that mark workpiece cannot continue with conveyer belt mobile; Now, pusher cylinder extends towards the direction passing perpendicularly through driving-belt again, one of positioned adjacent plate is treated mark workpiece pushes away conveyer belt, make it enter rectangle accommodating cavity 27 from the input and output material perforate 271 of the fixture being arranged in feed supplement station 31, and be placed on the upper flitch of this furniture; After this dynamic clamping plate move, and will treat that mark workpiece is crimped on quiet clamping plate.
The present embodiment also comprises for taking out the discharging manipulator marking workpiece from the input and output material perforate 271 of the fixture being arranged in discharging station 34, this manipulator comprises two folders and refers to, this two folder refers to both can move back and forth by Integral synchronous, again can each other close to or away from, thus the workpiece of mark of the fixture being arranged in discharging station 34 can be realized to take out.
The present embodiment is just arranged laser head due to the second laser entrance aperture of the first laser entrance aperture of entering the fixture of the first mark station and another fixture of entering the second mark station, thus the operation of laser labelling can be realized can obtain the word and pattern that have marked on two of two workpiece not coplanar simultaneously, its marking efficiency, compared with conventional tag mode, obtains significant increase.
(embodiment 2)
Fig. 4 to Fig. 7 shows another kind of detailed description of the invention of the present invention, and wherein, Fig. 4 is a kind of perspective view of the second structure of the present invention; Fig. 5 is that laser marking system shown in Fig. 4 is from a kind of perspective view during another angle views; Fig. 6 is a kind of explosive view of laser marking system shown in Fig. 4; Fig. 7 is a kind of fundamental diagram of laser marking system shown in Fig. 4.
The present embodiment is substantially the same manner as Example 1, and difference is: see shown in Fig. 4 to Fig. 7, and each shrouding is provided with the first clip slot 251, and quiet clamping plate are also provided with the second clip slot 241; Each fixture also comprises the first baffle plate 28 for shutoff first laser entrance aperture be plugged in the first clip slot and the second baffle 29 for shutoff second laser entrance aperture be plugged in the second clip slot; First baffle plate and second baffle are provided with treats mark word and pattern.Each shrouding and quiet clamping plate are provided with multiple screw 4 and are rotated with the screw thread crimping securing member in corresponding screw, and the medial extremity of screw thread crimping securing member is crimped on the first baffle plate and second baffle.
In the present embodiment, the first baffle plate or second baffle adopt alternatively non-transparent material to make, and the first baffle plate or second baffle are provided with the open-work waiting to mark word and patterns.Such as, the first baffle plate 28 is provided with the open-work of " six stars " printed words, and second baffle 29 is provided with the open-work of " five-pointed star " printed words.
The operation principle of the present embodiment: larger hot spot launched by laser head scioptics assembly, also namely as planar transmit light source, this planar transmit light source irradiation is to the first baffle plate of fixture entering the first mark station, with enter the second mark station another fixture second baffle on time, fraction of laser light passes from the open-work of the word pattern the first baffle plate and second baffle, be radiated at wait mark workpiece outer surface on, burn and form corresponding word and pattern, all the other laser are then stopped by the lightproof part of the first baffle plate and second baffle, can not be radiated at and treat on mark workpiece, this result effectively simplifies the structure of laser head and respective lens assembly thereof, thus reduces manufacturing cost, in addition, if when needing to remodel to character pattern, only need to change corresponding first baffle plate and second baffle, thus without the need to adding Intelligent central programing system and display screen to laser instrument, significantly can reduce manufacturing cost.
(embodiment 3)
The present embodiment is substantially the same manner as Example 2, and difference is: the first baffle plate or second baffle adopt light transmissive material to make, such as, adopt clear glass to make, and the first baffle plate or second baffle are sticked needs to be marked the transmittent print paper of word and patterns.This transmittent print paper there are lighttight word and pattern, remainder is then transparent, this structure can make laser pass from transparent part, burn and wait to mark surface of the work, and the word of the lightproof part of transmittent print word and pattern, then stop that laser passes through, thus leave the head-stamp compared with tool characteristic, meet the specific demand of user.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.