CN112548352A

CN112548352A - Laser coding equipment

Info

Publication number: CN112548352A
Application number: CN202011432540.9A
Authority: CN
Inventors: 李毅峰; 续振林; 李相霖; 江惠荣; 陈妙芳; 黄冬荣
Original assignee: Xiamen Flexible Electronics Research Institute Co ltd
Current assignee: Xiamen Flexible Electronics Research Institute Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-03-26

Abstract

The invention discloses a laser coding device, which comprises: the automatic material feeding device comprises a rack, a coding platform mechanism, a laser coding mechanism, a material moving mechanism, a product feeding mechanism and a product receiving frame, wherein the coding platform mechanism is arranged on one side of the rack and is provided with a coding platform; the laser coding mechanism comprises a portal frame, a laser, a CCD (charge coupled device) galvanometer coaxial assembly and a light source, the material moving mechanism is arranged on a rack in front of the coding platform mechanism, and the material moving mechanism comprises a robot and a material sucking jig. The automatic code printing machine integrates the code printing platform mechanism, the laser code printing mechanism, the material moving mechanism, the product feeding mechanism and the product receiving frame on the same rack, has the functions of automatic feeding, laser code printing and automatic material receiving, can prevent the code printing position from deviating due to the movement of products by realizing the automatic feeding and discharging of the products through the material moving mechanism, improves the code printing precision, has high automation degree, can independently perform code printing operation on the products, and has wide application range.

Description

Laser coding equipment

Technical Field

The invention relates to the technical field of laser processing, in particular to laser coding equipment.

Background

The technical ink-jet coding mode in the prior art is gradually replaced by a laser coding technology due to the defects of contact with a product, high cost, easy marking, environmental friendliness and the like, and the laser coding technology has the advantages of non-contact nondestructive marking, environmental friendliness, high processing precision, durability of marks, incapability of being easily erased, long service life, high processing efficiency and the like, thereby gradually occupying the coding field.

At present, the existing widely used laser coding machine completes coding by moving the object to the laser coding part, namely, the laser coding machine is more used in the production line, in the process, the coding quality of the laser coding part is not high due to the fact that the moving position of the object is not accurate enough by the mobile equipment, the efficiency of laser coding is reduced, the laser coding machine cannot be suitable for coding of various products, automatic feeding and material receiving cannot be carried out, and the improvement is achieved.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide laser coding equipment with high processing efficiency and wide application range.

In order to achieve the above purpose, the solution of the invention is:

a laser coding device comprises a rack, a coding platform mechanism, a laser coding mechanism, a material moving mechanism, a product feeding mechanism and a product receiving frame, wherein the top surface of the rack is provided with a workbench;

the code printing platform mechanism is arranged on one side of the workbench of the rack and is provided with a code printing platform;

the laser coding mechanism comprises a portal frame, a laser, a CCD galvanometer coaxial assembly and a light source, the portal frame is arranged above the coding platform mechanism, the laser is arranged on the portal frame, a laser head of the laser faces downwards, the CCD galvanometer coaxial assembly is arranged on the portal frame and is positioned below the laser, a laser inlet corresponding to the laser is formed in the top of the CCD galvanometer coaxial assembly, and the light source is arranged below the CCD galvanometer coaxial assembly;

the material moving mechanism is arranged on a workbench in front of the coding platform mechanism and comprises a robot and a material suction jig, the robot is provided with a swing arm, the swing arm is rotatably arranged on the workbench of the rack, the material suction jig comprises a suction nozzle mounting plate and vacuum suction nozzles, the suction nozzle mounting plate is arranged on the swing arm, and the bottom surface of the suction nozzle mounting plate is provided with a plurality of vacuum suction nozzles;

the product feeding mechanism and the product storage frame are arranged in the stroke range of the robot swing arm.

Further, the code printing platform mechanism comprises a first code printing platform mechanism and a second code printing platform mechanism, the laser comprises a first laser and a second laser, the CCD galvanometer coaxial assembly comprises a first CCD galvanometer coaxial assembly and a second CCD galvanometer coaxial assembly, the light source comprises a first light source and a second light source, the first code printing platform mechanism and the second code printing platform mechanism are arranged below the portal frame side by side, the first laser and the second laser are arranged on the portal frame side by side, the first CCD galvanometer coaxial assembly and the second CCD galvanometer coaxial assembly are arranged on the portal frame side by side and are positioned below the first laser and the second laser, a first laser inlet corresponding to the first laser is arranged at the top of the first CCD galvanometer coaxial assembly, a second laser inlet corresponding to the second laser is arranged at the top of the second CCD galvanometer coaxial assembly, the first light source is arranged below the first CCD galvanometer coaxial assembly, the second light source is arranged below the second CCD galvanometer coaxial assembly.

Furthermore, the material moving mechanism is arranged on a workbench in front of the first coding platform mechanism and the second coding platform mechanism, a plurality of vacuum suction nozzles are arranged on one side of the bottom surface of a suction nozzle mounting plate of the material moving mechanism to form a first suction disc, and a plurality of vacuum suction nozzles are arranged on the other side of the bottom surface of the suction nozzle mounting plate to form a second suction disc.

Furthermore, beat sign indicating number platform mechanism including beat sign indicating number Y axle linear guide, beat the sign indicating number platform mounting panel, beat sign indicating number X axle linear guide and beat sign indicating number X axle linear guide, beat the sign indicating number platform and can be used to vacuum adsorption product, beat sign indicating number platform mounting panel slidable and set up on beating sign indicating number Y axle linear guide and beating sign indicating number Y axle linear guide, make and beat sign indicating number Y axle linear guide can drive and beat the sign indicating number platform mounting panel along beating sign indicating number Y axle linear guide reciprocating motion, beat sign indicating number X axle linear guide and set up on beating the sign indicating number platform mounting panel, beat the sign indicating number platform and install on beating sign indicating number X axle linear guide and beating sign indicating number X axle linear guide, make and beat sign indicating number X axle linear guide can drive and beat sign indicating number platform. The code printing platform is driven to reciprocate in the X, Y shaft direction through linkage matching of the code printing Y-shaft linear module and the code printing X-shaft linear module, and the product processing size and the processing flexibility can be improved.

Further, the laser may be an ultraviolet laser, a fiber laser, an infrared laser, or a green laser.

Further, CCD shakes coaxial subassembly of mirror and includes Z axle straight line module, module mounting bracket and the coaxial module of CCD mirror that shakes, Z axle straight line module is installed on the portal frame, the both sides of Z axle straight line module are provided with Z axle linear guide, Z axle linear guide can promote the stability of the operation of Z axle straight line module, the module mounting bracket is installed on Z axle straight line module, the coaxial module of CCD mirror that shakes sets up on the module mounting bracket, Z axle straight line module can drive module mounting bracket and CCD shake the coaxial module of mirror and slide from top to bottom along Z axle linear guide, CCD shakes the coaxial module of mirror and includes shakes the group of mirror and CCD camera, CCD shakes the coaxial module of mirror and merges the light path of CCD camera into a branch of coaxial light path, again through shaking the coaxial light scanning output of mirror group.

Further, the coaxial module of CCD mirror that shakes includes speculum, CCD camera, beam combiner, the mirror group and the field lens shake, speculum, beam combiner, the mirror group and the field lens that shake set up according to the transmission path setting of laser light path in proper order, the speculum sets up the below at the laser entry, beam combiner sets up in the output place ahead of speculum, the mirror group that shakes includes X axle mirror and the mirror that shakes of Y axle, the mirror group that shakes sets up in the output place ahead of beam combiner, the field lens sets up in the output below of the mirror group that shakes, lie in the mirror group that shakes and deviate from one side bottom of laser entry, the field lens is protruding to module mounting bracket below, the CCD camera sets up in another input end side of beam combiner. Laser output by the laser enters a laser inlet of the CCD galvanometer coaxial module through a laser light path, enters the beam combining mirror through reflection of the reflector, is combined with a light path of the CCD camera into a beam coaxial light path through the beam combining mirror, is scanned by the galvanometer X, Y shaft, and is output to the coding platform through the field lens. The light path of the CCD camera and the light path of the laser are combined into a coaxial light path, so that the visual positioning range of the CCD camera is matched with the scanning range of the galvanometer, the accurate adjustment and positioning of the laser is ensured, the laser coding precision is improved, and the product processing quality is favorably improved.

Furthermore, the CCD galvanometer coaxial module can also comprise a distance measurement module for measuring the focal length, and the distance measurement module can select a laser distance measurement module or an infrared distance measurement module.

Further, the light source is a ring light source or a bar light source.

Further, the robot of the material moving mechanism is a four-axis robot or a six-axis robot with a swing arm.

Further, product feed mechanism includes that lead screw motor and material bear the device, and the lead screw motor sets up on the workstation of frame, and the lead screw motor cooperation has the lead screw, and the material bears the device setting on the lead screw of lead screw motor, and the step-by-step jacking of lead screw motor drive material bears the device.

Further, product feed mechanism still includes bearing, guide pillar and guide pillar bottom plate, the material bears the device and is expected the frame subassembly, many guide pillars set up between material frame subassembly and guide pillar bottom plate, the bottom of material frame subassembly is connected to the one end of each guide pillar, the guide pillar bottom plate is connected to the other end, the workstation of lead screw motor setting in the frame, and the cooperation has the lead screw on the lead screw motor, the material frame subassembly is connected to the one end of lead screw, the guide pillar bottom plate is connected to the other end of lead screw, a plurality of bearings set up on the workstation of frame and correspond the cover and establish on a plurality of guide pillars, the step-by-step jacking of lead screw motor drive material frame subassembly, material frame subassembly is used.

Furthermore, the material frame assembly comprises a slide rail fixing plate, a drawer slide rail, a slide rail connecting plate, a material frame tray and a material frame; the slide rail fixing plate is arranged at the top ends of the guide pillars, the drawer slide rail is arranged on the slide rail fixing plate, the slide rail connecting plate is of an L-shaped structure, one end of the slide rail connecting plate is connected with the material frame tray, the other end of the slide rail connecting plate is connected with the drawer slide rail, and the material frame is placed on the material frame tray.

Furthermore, in order to position the product conveniently, a positioning groove is further formed in the material frame and used for placing a product limiting part, and the product is positioned and placed in the material frame.

Furthermore, in order to alleviate the impact force of the ascending or descending of the product, the product feeding mechanism further comprises a buffer pad, and the buffer pad is arranged on each guide post between the material frame assembly and the bearing.

Further, the product feeding mechanism further comprises bearings, guide pillars, guide pillar bottom plates and jacking plates, the material bearing device is a material support plate, a lead screw motor is arranged on a workbench of the rack and is matched with a lead screw, one end of the lead screw is connected with the jacking plates, the other end of the lead screw is connected with the guide pillar bottom plates, a plurality of guide pillars are arranged between the jacking plates and the guide pillar bottom plates, a bearing is respectively matched on each guide pillar, each bearing is arranged on the workbench of the rack corresponding to each guide pillar, the material support plate is arranged on the jacking plates, the lead screw motor drives the jacking plates and the material support plate to be jacked step by step, and the material support plate is used for placing materials.

Further, the product feeding mechanism further comprises a material frame assembly, wherein the material frame assembly comprises a slide rail fixing plate, a drawer slide rail, a slide rail connecting plate, a material frame tray, a material frame and a material carrier plate; the slide rail fixing plate is arranged on a workbench of the rack, the drawer slide rail is arranged on the slide rail fixing plate, the slide rail connecting plate is of an L-shaped structure, one end of the slide rail connecting plate is connected with the material frame tray, the other end of the slide rail connecting plate is connected with the drawer slide rail, the material frame is placed on the material frame tray, the material frame tray and the middle area of the material frame are respectively provided with a window for the jacking plate to pass through, the window size is smaller than that of the material support plate, the material support plate can be placed on the inner edge of the material frame in a lap joint mode, the material support plate is driven by the lead screw motor to jack the material support plate and enable the jacking plate and the material support plate to. The material support plate and the material frame are designed in a separated mode, the screw rod motor only jacks the material support plate and products on the material support plate, the material frame does not need to rise, the influence on material taking space can be reduced, and the operation is more flexible.

Furthermore, in order to facilitate the positioning of the product, a plurality of positioning grooves are formed in the material carrier plate and used for placing product limiting parts, so that the product is positioned on the material carrier plate.

Further, the product collecting frame comprises a material frame support frame, a material frame drawer slide rail, a material frame slide rail connecting plate and a collecting frame, the material frame support frame is arranged on a workbench of the rack, the material frame drawer slide rail is arranged on the material frame support frame, the material frame slide rail connecting plate is of an L-shaped structure, one end of the material frame slide rail connecting plate is connected with the material frame drawer slide rail, and the other end of the material frame slide rail connecting plate is connected with the collecting frame.

Furthermore, the laser coding equipment also comprises a camera, wherein the camera is an upper camera and/or a lower camera, the upper camera is arranged above the product feeding mechanism, and a lens of the upper camera faces the product feeding mechanism; the lower camera is arranged on a workbench located in the stroke range of the material moving mechanism, and a lens of the lower camera is arranged upwards.

Furthermore, as some products can be stacked by using the partition plates, in order to meet the manufacturing requirements of stacked products with partition plate isolation, the laser coding equipment has a partition plate processing function, the laser coding equipment further comprises a partition plate feeding mechanism and a partition plate receiving frame, the partition plate feeding mechanism and the product feeding mechanism are identical in structure, the partition plate receiving frame and the product receiving frame are identical in structure, and the partition plate feeding mechanism and the partition plate receiving frame are both located in the stroke range of the material moving mechanism.

Further, in order to distinguish and place the defective products, this laser coding equipment is still including defective products receipts material frame, and the defective products is accomodate the frame and is set up in the stroke scope that moves the material mechanism, can place the unqualified product of detection alone, distinguishes OK article and NG article.

After the scheme is adopted, the laser coding equipment has the following beneficial effects:

according to the laser coding device, the coding platform mechanism, the laser coding mechanism, the material moving mechanism, the product feeding mechanism and the product receiving frame are integrated on the same rack to form the laser coding device, the laser coding device has the functions of automatic feeding, laser coding and automatic receiving at the same time, the automatic feeding and discharging of the material moving mechanism can avoid the deviation of coding positions caused by the movement of products, the coding precision is improved, the automation degree of the device is high, the coding operation of the products can be independently carried out, the device does not need to be installed on a production line, and the device is wide in application range.

The laser coding mechanism adopts the CCD galvanometer coaxial module which combines the light path of the CCD camera and the light path of the laser into a coaxial light path, so that the visual positioning range of the CCD camera is matched with the scanning range of the galvanometer, the laser is ensured to be accurately adjusted and positioned, the laser coding precision is improved, and the processing quality of products is improved.

The robot of the material moving mechanism can adopt a four-axis robot or a six-axis robot, can move above multiple stations such as a product feeding mechanism, a code printing platform mechanism, a product receiving frame and the like, integrates multiple groups of feeding and discharging mechanisms into a whole, realizes feeding and discharging operations of a code printing platform, is more flexible in equipment operation and control, optimizes the equipment structure, reduces the equipment volume and reduces the equipment cost.

The product feeding mechanism adopts a screw motor stepping jacking type structure, so that products in the product feeding mechanism are fed at the same height level all the time, and the material taking accuracy of the material moving mechanism is ensured; the material support plate and the material frame can be further designed in a separated mode, the screw rod motor only jacks the material support plate and products on the material support plate, the material frame does not need to rise, the influence on the material taking space of the robot is reduced, and the operation is more flexible.

The invention can further design a baffle feeding mechanism and a baffle receiving frame to meet the manufacturing requirement of stacked products with baffle isolation, so that the invention has the function of baffle treatment; and the material taking action of the partition plate feeding mechanism and the material placing action of the partition plate material receiving frame are completed by the robot, a set of material feeding and discharging structure is not required to be arranged, the equipment structure is further optimized, the equipment volume is reduced, and the equipment cost is reduced.

The invention can further design a defective product receiving frame, can independently place products with bad codes, distinguish OK and NG products, prevent NG products from flowing out, facilitate the centralized production of subsequent processing procedures of the OK products and improve the production efficiency of subsequent procedures of the products.

The invention can also further adopt a camera to identify the feeding of the product, can adopt an upper camera identification mode or a lower camera identification mode, and is selected according to the equipment structure, the cost and the product processing requirement; the camera is adopted for identifying, so that the placing position precision of the product can be further improved, and the laser marking precision of the product can be further improved.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the present invention.

FIG. 2 is a front side view of the preferred embodiment of the present invention.

FIG. 3 is a top view of the preferred embodiment of the present invention.

Fig. 4 is a perspective view of the coding platform mechanism of the present invention.

FIG. 5 is a top view of the coding platform mechanism of the present invention.

FIG. 6 is a perspective view of the laser coding mechanism of the present invention.

FIG. 7 is a front side view of the laser coding mechanism of the present invention.

Fig. 8 is a perspective view of the CCD galvanometer coaxial assembly of the present invention.

FIG. 9 is a front side view of the CCD galvanometer coaxial assembly of the present invention.

Fig. 10 is a left side view of the CCD galvanometer coaxial assembly of the present invention.

Fig. 11 is a perspective view of the material moving mechanism of the present invention.

Fig. 12 is a top view of the material moving mechanism of the present invention.

Fig. 13 is a perspective view of the product loading mechanism of the present invention.

Fig. 14 is a front side view of the product loading mechanism of the present invention.

Fig. 15 is a perspective view of another embodiment of a product loading mechanism of the present invention.

Fig. 16 is a front side view of another embodiment of a product loading mechanism of the present invention.

Fig. 17 is a perspective view of a product receiving frame of the present invention.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "X", "Y", "Z", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

As shown in fig. 1 to 17, which are preferred embodiments of a laser coding device according to the present invention, the laser coding device in this embodiment has two stations, so that the coding efficiency of the product can be improved. As shown in fig. 1 to fig. 3, the laser coding apparatus 1 of the present embodiment includes a frame 10, a first coding platform mechanism 20, a second coding platform mechanism 30, a laser coding mechanism 40, a material moving mechanism 80, a product feeding mechanism 90, and a product receiving frame 100.

Since some products are stacked by using the partition plates, in order to meet the manufacturing requirements of the stacked products with partition plate isolation, the laser coding device 1 of the present invention has a partition plate processing function, and may further include a partition plate feeding mechanism 110 and a partition plate receiving frame 120.

In order to recover defective products, the laser coding equipment 1 further comprises a defective product receiving frame 130, wherein the defective product receiving frame 130 is arranged in the stroke range of the material moving mechanism 80, and can be used for independently placing detected unqualified products and distinguishing OK products and NG products.

As shown in fig. 1, a top surface of the frame 10 is provided with a table 11.

As shown in fig. 4 to 5, the first coding platform mechanism 20 and the second coding platform mechanism 30 are disposed side by side on one side of the working platform 11 of the rack 10, the first coding platform mechanism 20 includes a coding Y-axis linear module 21, a coding Y-axis linear guide 22, a first coding platform 23, a coding platform mounting plate 24, a coding X-axis linear guide 25, and a coding X-axis linear module 26, the first coding platform 23 can be used for vacuum adsorption of products, the coding platform mounting plate 24 is slidably disposed on the coding Y-axis linear module 21 and the coding Y-axis linear guide 22, so that the coding Y-axis linear module 21 can drive the coding platform mounting plate 24 to reciprocate along the coding Y-axis linear guide 22. Beat and be provided with on the sign indicating number platform mounting panel 24 and beat sign indicating number X axle linear guide 25, beat one side of sign indicating number platform mounting panel 24 and install and beat sign indicating number X axle linear guide 26, first sign indicating number platform 23 is installed on beating sign indicating number X axle linear guide 25, and one side of first sign indicating number platform 23 links together through beating sign indicating number platform connecting plate 27 and beating sign indicating number X axle linear guide 26, makes and beats sign indicating number X axle linear guide 26 and can drive first sign indicating number platform 23 along X axle direction reciprocating motion. The marking X-axis linear module 26 is arranged on the side of the marking platform mounting plate 24, and the marking X-axis linear module 26 can also be arranged on the marking platform mounting plate 24 and is connected with the lower part of the first marking platform 23 in a sliding way. The first coding platform 23 is driven to reciprocate in the X, Y axis direction through the linkage matching of the coding Y-axis linear module 21 and the coding X-axis linear module 26, so that the processing size and the processing flexibility of the product can be improved.

The structure of the second coding platform mechanism 30 is the same as that of the first coding platform mechanism 20, and is not described in detail.

As shown in fig. 6 and 7, the laser coding mechanism 40 includes a gantry 41, a first laser 42, a second laser 43, a first CCD galvanometer coaxial assembly 44, a second CCD galvanometer coaxial assembly 45, a first light source 46, and a second light source 47.

The gantry 41 is arranged on the working table 11 of the machine frame 10, the gantry 41 includes two pillars, a top plate 411 arranged on the tops of the two pillars, and a side plate 412 connecting the two pillars, the two pillars of the gantry 41 are correspondingly arranged on two sides of the first coding platform mechanism 20 and the second coding platform mechanism 30, so that the gantry 41 spans the first coding platform mechanism 20 and the second coding platform mechanism 30, the first laser 42 and the second laser 43 are arranged on the top plate 411 side by side, and laser heads of the first laser 42 and the second laser 43 are downward and respectively protrude below the top plate 411. The first CCD galvanometer coaxial assembly 44 and the second CCD galvanometer coaxial assembly 45 are arranged side by side on the side plate 412, the first CCD galvanometer coaxial assembly 44 is located below the first laser 42, the second CCD galvanometer coaxial assembly 45 is located below the second laser 43, the first light source 46 is arranged below the first CCD galvanometer coaxial assembly 44, and the second light source 47 is arranged below the second CCD galvanometer coaxial assembly 45.

The first laser 42 and the second laser 43 may be ultraviolet lasers, fiber lasers, infrared lasers, or green lasers.

As shown in fig. 8 to 10, the first CCD galvanometer coaxial assembly 44 includes a Z-axis linear module 441, a module mounting rack 442 and a CCD galvanometer coaxial module 443, the Z-axis linear module 441 is mounted on the side plate 412 of the gantry 41, Z-axis linear guide rails 4411 are disposed on two sides of the Z-axis linear module 441, the Z-axis linear guide rails 4411 can improve the stability of the Z-axis linear module in operation, the module mounting rack 442 is mounted on the Z-axis linear module 441, the CCD galvanometer coaxial module 443 is disposed on the module mounting rack 442, and the Z-axis linear module 441 can drive the module mounting rack 442 and the CCD galvanometer coaxial module 443 to slide up and down along the Z-axis linear guide rails 4411.

The CCD galvanometer coaxial module 443 includes a mirror (not shown), a CCD camera 4432, a beam combiner (not shown), a galvanometer group 4431 and a field lens 4433, a laser inlet 4434 is provided on the top surface of the CCD galvanometer coaxial module 443 corresponding to the position of the laser head of the first laser 42, the mirror, the beam combiner, the galvanometer group 4431 and the field lens 4433 are sequentially arranged along the transmission path of the laser path, the mirror is arranged below the laser inlet 4434, the beam combiner is arranged in front of the output end of the mirror, the galvanometer group 4431 includes an X-axis galvanometer and a Y-axis galvanometer, the galvanometer group 4431 is arranged in front of the output end of the beam combiner, the field lens 4433 is arranged below the output end of the galvanometer group 4431 and is located at the bottom of the side of the galvanometer group 4431 away from the laser inlet 4434, the field lens mounting rack 4433 protrudes to the lower side of the module, and the CCD camera 4432 is arranged at the other input end side of the beam combiner. The laser output by the first laser 42 enters the laser inlet 4434 of the CCD galvanometer coaxial module 443 through the laser light path 421, enters the beam combiner through reflection of the reflector, combines the laser with the light path of the CCD camera 4432 into a coaxial light path through the beam combiner, scans through the galvanometer set 4431X, Y, and then is output to the coding platform through the field lens 4433. The light path of the CCD camera 4432 and the light path of the first laser 42 are combined into one light path, so that the visual positioning range of the CCD camera 4432 is matched with the scanning range of the galvanometer, the accurate adjustment and positioning of laser is ensured, the laser coding precision is improved, and the product processing quality is favorably improved.

The CCD galvanometer coaxial module 443 may further include a distance measuring module (not shown) for measuring a focal length, and the distance measuring module may select a laser distance measuring module or an infrared distance measuring module.

The structure of the second CCD galvanometer coaxial component 45 is the same as that of the first CCD galvanometer coaxial component 44, and is not described in detail.

The first light source 46 and the second light source 47 are ring light sources or bar light sources, and the light sources irradiate the coding platform and provide light sources for the CCD galvanometer coaxial module.

As shown in fig. 11 and 12, the material transfer mechanism 80 is disposed on the table 11 of the frame 10 in front of the first and second

marking platform mechanisms

20 and 30. The material moving mechanism 80 includes a robot 81 and a material suction jig 82, the robot is a four-axis robot or a six-axis robot having a swing arm, and the robot is rotatably disposed on the working table 11 of the machine frame 10. Inhale material tool 82 and include tool connecting plate 821, suction nozzle mounting panel 822 and vacuum nozzle 823, tool connecting plate 821 installs on the swing arm of robot 81, and suction nozzle mounting panel 822 installs on tool connecting plate 821, and the bottom surface one side of suction nozzle mounting panel 822 is equipped with a plurality of vacuum nozzle 823 and forms first sucking disc 825, and the bottom surface opposite side of suction nozzle mounting panel 822 is equipped with a plurality of vacuum nozzle 823 and forms second sucking disc 826, and first sucking disc 825 and second sucking disc 826 are connected respectively vacuum generator and can be controlled alone respectively.

The product feeding mechanism 90, the product storage frame 100, the partition feeding mechanism 110, the partition storage frame 120 and the defective storage frame 130 are all arranged within the stroke range of the swing arm of the robot 81.

As shown in fig. 13 and 14, in one embodiment of the product feeding mechanism 90, in this embodiment, the product feeding mechanism 90 includes a screw rod motor 91, a bearing 92, guide pillars 93, a guide pillar bottom plate 94 and a material frame assembly 95, the plurality of guide pillars 93 are disposed between the material frame assembly 95 and the guide pillar bottom plate 94, one end of each guide pillar 93 is connected to the bottom of the material frame assembly 95, the other end is connected to the guide pillar bottom plate 94, the screw rod motor 91 is disposed on the worktable 11 of the rack 10, the screw rod motor 91 is matched with the screw rod 911, one end of the screw rod 911 is connected to the material frame assembly 95, the other end of the screw rod 911 is connected to the guide pillar bottom plate 94, and the plurality of bearings 92 are disposed on the worktable 11 of the rack 10 and are correspondingly sleeved on the plurality of guide pillars. The lead screw motor 91 drives the lead screw 911 to drive the material frame assembly 95 to move up and down, the material frame assembly 95 is used for placing materials, the uppermost layer of the material frame assembly 95 is taken away, and the lead screw motor 91 drives the lead screw 911 to drive the material frame assembly 95 to automatically rise to a specified height.

The material frame assembly 95 comprises a slide rail fixing plate 951, drawer slide rails 952, a slide rail connecting plate 953, a material frame tray 954 and a material frame 955; slide rail fixed plate 951 sets up on the top of a plurality of guide pillars 93, and drawer slide rail 952 sets up on slide rail fixed plate 951, and slide rail connecting plate 953 is L type structure, and material frame tray 954 is connected to slide rail connecting plate 953's one end, and drawer slide rail 952 is connected to slide rail connecting plate 953's the other end, and the material frame is placed on the material frame tray. The material frame assembly 95 is designed into a drawer type structure, so that the staff can take and place materials conveniently, pull out the drawer to place products into the drawer and then push the products into the drawer, the staff does not need to stretch hands into equipment, the operation is convenient, the personal safety is guaranteed, and in addition, the drawer type structure enables the equipment space to be more compact.

In order to position the product, a positioning groove 9551 is further disposed on the material frame 955, and the positioning groove 9551 is used for placing a product limiting member, so that the product is positioned in the material frame 955.

To alleviate the impact force of the ascending or descending of the product, the product feeding mechanism 90 further includes a buffer pad 96, and the buffer pad 96 is disposed on each guide post 93 between the material frame assembly 95 and the bearing 92.

As shown in fig. 15 to 16, another embodiment of the product feeding mechanism is shown: in this embodiment, the product feeding mechanism 140 includes a lead screw motor 141, a bearing 142, guide posts 143, a guide post bottom plate 144, a material frame assembly 145 and a lifting plate 146, the lead screw motor 141 is disposed on the working table 11 of the frame 10, the lead screw motor 141 is matched with a lead screw 1411, one end of the lead screw 1411 is connected to the lifting plate 146, the other end of the lead screw 1411 is connected to the guide post bottom plate 144, the plurality of guide posts 143 are disposed between the lifting plate 146 and the guide post bottom plate 144, each guide post 143 is respectively matched with a bearing 142, each bearing 142 is disposed on the working table 11 of the frame 10 corresponding to each guide post, and the material frame assembly 145 includes a slide rail fixing plate 1451, a drawer slide rail 1452, a slide rail connecting plate 1453, a material frame tray 1454, a material frame 1455 and a material support plate 1456; a slide rail fixing plate 1451 is disposed on the working table 11 of the machine frame 10, a drawer slide rail 1452 is disposed on the slide rail fixing plate 1451, a slide rail connecting plate 1453 is of an L-shaped structure, one end of the slide rail connecting plate 1453 is connected to a material frame tray 1454, the other end of the slide rail connecting plate 1453 is connected to the drawer slide rail 1452, a material frame 1455 is disposed on the material frame tray 1454, windows for the jacking plate 146 to pass through are respectively formed in middle regions of the material frame tray 1454 and the material frame 1455, the window size is smaller than that of a material carrying plate 1456, the material carrying plate 1456 can be placed on an inner edge of the material frame 1455 in a lap joint manner in a pick-and-place manner, a lead screw motor drives the jacking plate to jack the material carrying plate and enable the jacking plate and the. The product feeding mechanism 140 of the present embodiment is mainly different from the product feeding mechanism 90 of the previous embodiment in that: in this embodiment, the material support plate 1456 and the material frame 1455 are separately designed, the screw motor 141 only jacks the material support plate 1456 and products thereon, the material frame 1455 does not need to rise, the influence on the material taking space of the robot 81 is reduced, and the operation is more flexible.

In order to position the product, the material support plate 1456 is provided with a plurality of positioning grooves 14561 for placing product position limiters, so that the product is positioned on the material support plate 1456.

The structure of the separator feeding mechanism 110 is the same as that of the product feeding mechanism 90/140, and is not described in detail.

As shown in fig. 17, the product receiving frame 100 includes a material frame support frame 101, a material frame drawer slide rail 102, a material frame slide rail connecting plate 103 and a receiving frame 104, the material frame support frame 101 is disposed on the working platform 11 of the rack 10, the material frame drawer slide rail 102 is disposed on the material frame support frame 101, the material frame slide rail connecting plate 103 is of an L-shaped structure, one end of the material frame slide rail connecting plate 103 is connected to the material frame drawer slide rail 102, and the other end of the material frame slide rail connecting plate 103 is connected to the receiving frame 104. The product receiving frame 100 is a drawer-type receiving frame, which is convenient for taking and placing materials, and may be a non-drawer-type receiving frame.

The spacer receiving frame 120 is the same as the product receiving frame 100, and will not be described in detail.

Preferably, the laser coding apparatus 1 of the present invention further comprises a camera (not shown), optionally an upper camera and/or a lower camera, wherein the upper camera can be disposed above the product feeding mechanism 90/140 and the lens thereof faces the product feeding mechanism; after the upper camera recognizes the product, the material moving mechanism 80 sucks the product again. The lower camera can be arranged on the workbench 11 within the stroke range of the material moving mechanism, the lens of the lower camera is arranged upwards, and the lower camera is located within the stroke range of the material moving mechanism 80; after the material moving mechanism 80 sucks the product, the product is conveyed to the upper part of the lower camera, and the lower camera recognizes the Mark point of the product and then conveys the product for feeding. The laser coding device has the camera feeding alignment function, and the precision of the product placing position can be further improved by adopting the camera alignment, so that the laser coding precision of the product is further improved.

The operation process and the working principle of the laser coding equipment are as follows:

when the laser coding device 1 is used, a stack of products with partition plates (or without partition plates, if the products are not separated by partition plates, the following operations related to the partition plates can be omitted) is placed in the product feeding mechanism 90/140, if the partition plates are placed in the partition plate feeding mechanism 110, and after the laser coding device 1 is started, the following steps are carried out:

step A: the swing arm of the robot 81 of the material moving mechanism 80 drives the material suction jig 82 to be above the product feeding mechanism 90/140, the material suction jig 82 descends, after the second suction cup 826 sucks the partition plate, the robot 81 drives the material suction jig 82 to rotate, the material suction jig 82 descends again, the first suction cup 825 sucks the product, and meanwhile, the second suction cup 826 places the partition plate into the partition plate material receiving frame 120;

and B: the material transfer mechanism 80 carries the product on the first suction tray 825 to the first stacking platform 26 of the first stacking platform mechanism 20;

and C: the first coding platform mechanism 20 drives the first coding platform 26 to be located below a first CCD galvanometer coaxial assembly 44 of the laser coding mechanism 40, and the first coding platform mechanism 20 is in linkage fit with the first laser 42 and the first CCD galvanometer coaxial assembly 44 to code a product;

step D: while the step C is performed, the material moving mechanism 80 drives the material suction jig 82 to return to the position above the product feeding mechanism 90/140, after the second suction cup 826 of the material suction jig 82 sucks the partition plate, the first suction cup 825 sucks the product of the product feeding mechanism 90/140, the second suction cup 826 places the partition plate in the partition plate receiving frame 120, and the first suction cup 825 carries the sucked product to the second coding platform 36 of the second coding platform mechanism 30;

step E: the second coding platform mechanism 30 drives the second coding platform 36 to be arranged below a second CCD galvanometer coaxial component 45 of the laser coding mechanism 40, and the second coding platform mechanism 30 is in linkage fit with a second laser 43 and the second CCD galvanometer coaxial component 45 to code the product;

step F: while step E is performed, the material moving mechanism 80 drives the material suction jig 82 to return to the position above the product feeding mechanism 90/140, so as to perform the actions of sucking the partition plate by the second suction cup 826, sucking the product by the first suction cup 825, and releasing the partition plate by the second suction cup 826, and drive the product to the position above the first coding mechanism 20 for waiting;

step G: after the first coding platform 26 is withdrawn, the second suction cup 826 sucks the coded product on the first coding platform 26 first, the material sucking jig 82 rotates, and the first suction cup 825 places the product on the first coding platform 26;

step H: repeating step C, and coding the products on the first coding platform 26;

step I: while the step H is performed, the material moving mechanism 80 carries the product on the second suction cup 826 into the product receiving frame 100, the first suction cup 825 sucks the partition plate, the material suction jig 82 descends again after rotating, and the partition plate on the first suction cup 825 is placed on the product receiving frame 100;

step J: the material moving mechanism 80 drives the material suction jig 82 to return to the position above the product feeding mechanism 90/140, so as to perform the actions of sucking the partition plate, sucking the product and placing the partition plate, and drive the product to wait above the second coding mechanism 30;

step K: after the second coding platform 36 is withdrawn, the second suction cup 826 sucks the coded product on the second coding platform 36 first, the material suction jig 82 rotates, and the first suction cup 825 places the product on the second coding platform 36;

step L: repeating the step E, and coding the product of the second coding platform 36;

step M: while the step E is performed, the material moving mechanism 80 carries the product on the second suction cup 826 to the product receiving frame 100, the first suction cup 825 sucks the partition plate, the material sucking jig 82 descends again after rotating, and the partition plate on the first suction cup 825 is placed on the product receiving frame 100;

and repeating the steps F to M until the product on the product feeding mechanism 90/140 is processed.

The double-station laser coding device adopts two groups of coding platform mechanisms, is matched with two groups of lasers and CCD galvanometer coaxial assemblies to form double-station laser coding, is independently controlled and does not influence each other, integrates two single-station laser coding devices, and greatly improves coding efficiency;

the laser coding mechanism adopts the CCD galvanometer coaxial module, and the CCD galvanometer coaxial module combines the light path of the CCD camera and the light path of the laser into a beam of coaxial light path, so that the visual positioning range of the CCD camera is matched with the scanning range of the galvanometer, the laser is ensured to be accurately adjusted and positioned, the laser coding precision is improved, and the processing quality of products is improved;

the robot of the material moving mechanism can adopt a four-axis robot or a six-axis robot, can move above multiple stations such as a product feeding mechanism, a code printing platform mechanism, a product receiving frame and the like, integrates multiple groups of feeding and discharging mechanisms into a whole, realizes automatic feeding and discharging operation of the code printing platform mechanism, is more flexible in equipment operation and control, optimizes the equipment structure, reduces the equipment volume and reduces the equipment cost;

the product feeding mechanism adopts a screw motor stepping jacking type structure, so that products in the product feeding mechanism are fed at the same height level all the time, and the material taking accuracy of the material moving mechanism is ensured; the material support plate and the material frame can be further designed in a separated mode, the screw rod motor only jacks the material support plate and products on the material support plate, the material frame does not need to rise, the influence on the material taking space of the robot is reduced, and the operation is more flexible;

the invention can further design a baffle feeding mechanism and a baffle receiving frame to meet the manufacturing requirement of stacked products with baffle isolation, so that the invention has the function of baffle treatment; the material taking action of the partition plate feeding mechanism and the material placing action of the partition plate material receiving frame are finished by the robot, a set of material feeding and discharging structure is not required to be arranged, the equipment structure is further optimized, the equipment volume is reduced, and the equipment cost is reduced;

the invention can further design a defective product receiving frame, can independently place products with bad codes, distinguish OK and NG products, prevent NG products from flowing out, facilitate the centralized production of subsequent processing procedures of the OK products, and improve the production efficiency of the subsequent procedures of the products; the invention can also further adopt a camera to identify the feeding of the product, can adopt an upper camera identification mode or a lower camera identification mode, and is selected according to the equipment structure, the cost and the product processing requirement; the camera is adopted for identifying, so that the placing position precision of the product can be further improved, and the laser marking precision of the product can be further improved.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims

1. A laser coding device, comprising: the top surface of the machine frame is provided with a workbench, a coding platform mechanism, a laser coding mechanism, a material moving mechanism, a product feeding mechanism and a product receiving frame;

2. A laser coding device as claimed in claim 1, characterized in that: the code printing platform mechanism comprises a first code printing platform mechanism and a second code printing platform mechanism which are identical in structure, the lasers comprise a first laser and a second laser, the CCD vibrating mirror coaxial assemblies comprise a first CCD vibrating mirror coaxial assembly and a second CCD vibrating mirror coaxial assembly which are identical in structure, the light sources comprise a first light source and a second light source, the first code printing platform mechanism and the second code printing platform mechanism are arranged below the portal frame side by side, the first laser and the second laser are arranged on the portal frame side by side, the first CCD vibrating mirror coaxial assembly and the second CCD vibrating mirror coaxial assembly are arranged on the portal frame side by side and located below the first laser and the second laser, a first laser inlet corresponding to the first laser is arranged at the top of the first CCD vibrating mirror coaxial assembly, a second laser inlet corresponding to the second laser is arranged at the top of the second CCD vibrating mirror coaxial assembly, the first light source is arranged below the first CCD vibrating mirror coaxial assembly, the second light source is arranged below the second CCD galvanometer coaxial assembly.

3. A laser coding device as claimed in claim 2, characterized in that: the material moving mechanism is arranged on a workbench in front of the first coding platform mechanism and the second coding platform mechanism, a plurality of vacuum suction nozzles are arranged on one side of the bottom surface of a suction nozzle mounting plate of the material moving mechanism to form a first suction disc, and a plurality of vacuum suction nozzles are arranged on the other side of the bottom surface of the suction nozzle mounting plate to form a second suction disc.

4. A laser coding device according to claim 1 or 2, wherein: beat sign indicating number platform mechanism including beat sign indicating number Y axle linear guide, beat the sign indicating number platform mounting panel, beat sign indicating number X axle linear guide and beat sign indicating number X axle linear guide, beat sign indicating number platform mounting panel slidable and set up beating sign indicating number Y axle linear guide and beat on sign indicating number Y axle linear guide, make and beat sign indicating number Y axle linear guide can drive and beat sign indicating number platform mounting panel along beating sign indicating number Y axle linear guide reciprocating motion, beat sign indicating number X axle linear guide and set up on beating sign indicating number platform mounting panel, beat the sign indicating number platform and install on beating sign indicating number X axle linear guide and beating sign indicating number X axle linear guide, make beat sign indicating number X axle linear guide can drive and beat sign indicating number platform along X axle direction reciprocating motion.

5. A laser coding device as claimed in claim 1, characterized in that: CCD shakes coaxial subassembly of mirror and includes Z axle straight line module, module mounting bracket and the coaxial module of CCD mirror that shakes, Z axle straight line module is installed on the portal frame, the module mounting bracket is installed on Z axle straight line module, CCD shakes the coaxial module setting of mirror on the module mounting bracket, Z axle straight line module can drive module mounting bracket and CCD shakes the coaxial module of mirror and along Z axle direction reciprocating motion, CCD shakes the coaxial module of mirror and includes group and CCD camera of shaking, CCD shakes the coaxial module of mirror and merges the light path of CCD camera and the light path of laser into a branch of coaxial light path, again through shaking mirror group scan output.

6. The laser coding device of claim 5, wherein: the CCD galvanometer coaxial module comprises a reflector, a CCD camera, a beam combiner, a galvanometer group and a field lens, the reflector, the beam combiner, the galvanometer group and the field lens are sequentially arranged according to a transmission path of a laser light path, the reflector is arranged below a laser inlet, the beam combiner is arranged in front of an output end of the reflector, the galvanometer group comprises an X-axis galvanometer and a Y-axis galvanometer, the galvanometer group is arranged in front of an output end of the beam combiner, the field lens is arranged below an output end of the galvanometer group and is positioned at the bottom of one side of the galvanometer group away from the laser inlet, the field lens extends to below a module mounting rack, the CCD camera is arranged at the other input end side of the beam combiner, laser output by the laser enters the laser inlet of the CCD galvanometer coaxial module through the laser light path and enters the beam combiner through the reflector, the beam combiner and is combined with the light path of the CCD camera into a beam path through the beam combiner to be scanned through a galvanometer group X, Y, and then output to the coding platform through the field lens.

7. A laser coding device according to claim 5 or 6, wherein: the CCD galvanometer coaxial module further comprises a distance measurement module for measuring the focal length, and the distance measurement module is a laser distance measurement module or an infrared distance measurement module.

8. A laser coding device according to any one of claims 1 to 3, wherein: the laser is any one of an ultraviolet laser, a fiber laser, an infrared laser or a green laser.

9. A laser coding device according to any one of claims 1 to 3, wherein: the method is characterized in that: the robot of the material moving mechanism is a four-axis robot or a six-axis robot with a swing arm.

10. A laser coding device according to any one of claims 1 to 3, wherein: the product feeding mechanism comprises a screw rod motor and a material bearing device, the screw rod motor is arranged on a workbench of the rack and is matched with a screw rod, the material bearing device is arranged on the screw rod of the screw rod motor, and the screw rod motor drives the material bearing device to lift up in a stepping mode.

11. A laser coding device according to claim 10, wherein: the product feeding mechanism further comprises bearings, guide pillars and guide pillar bottom plates, the material bearing device is a material frame assembly, a plurality of guide pillars are arranged between the material frame assembly and the guide pillar bottom plates, one end of each guide pillar is connected with the bottom of the material frame assembly, the other end of each guide pillar is connected with the guide pillar bottom plate, one end of a lead screw is connected with the material frame assembly, the other end of the lead screw is connected with the guide pillar bottom plate, the plurality of bearings are arranged on a workbench of the rack and correspondingly sleeved on the plurality of guide pillars, a lead screw motor drives the material frame assembly to lift up in a stepping mode, and the material frame assembly comprises a slide rail fixing plate, a drawer slide rail, a slide; the slide rail fixing plate is arranged at the top ends of the guide pillars, the drawer slide rail is arranged on the slide rail fixing plate, the slide rail connecting plate is of an L-shaped structure, one end of the slide rail connecting plate is connected with the material frame tray, the other end of the slide rail connecting plate is connected with the drawer slide rail, and the material frame is placed on the material frame tray.

12. A laser coding device according to claim 10, wherein: the product feeding mechanism further comprises bearings, guide pillars, guide pillar bottom plates and jacking plates, the material bearing device is a material support plate, one end of a lead screw is connected with the jacking plates, the other end of the lead screw is connected with the guide pillar bottom plates, a plurality of guide pillars are arranged between the jacking plates and the guide pillar bottom plates, a bearing is respectively matched on each guide pillar, each bearing is arranged on a workbench of a machine frame corresponding to each guide pillar, the material support plate is arranged on the jacking plates, and a lead screw motor drives the jacking plates and the material support plate to jack in a stepping mode; or the product feeding mechanism further comprises a material frame assembly, and the material frame assembly comprises a slide rail fixing plate, a drawer slide rail, a slide rail connecting plate, a material frame tray, a material frame and a material carrier plate; the sliding rail fixing plate is arranged on a workbench of the rack, the drawer sliding rails are arranged on the sliding rail fixing plate, the sliding rail connecting plate is of an L-shaped structure, one end of the sliding rail connecting plate is connected with the material frame tray, the other end of the sliding rail connecting plate is connected with the drawer sliding rails, the material frames are placed on the material frame tray, the material frame tray and the middle area of the material frames are respectively provided with a window for the jacking plate to pass through, the window size is smaller than that of the material support plate, the material support plate can be placed on the inner edge of the material frame in a lap joint mode and can be taken and placed on the inner edge of the material frame, and the material support plate is driven by.

13. A laser coding device according to any one of claims 1 to 3, wherein: the product is received the material frame and is included material frame support frame, material frame drawer slide rail, material frame slide rail connecting plate and receipts material frame, and material frame support frame sets up on the workstation of frame, and material frame drawer slide rail sets up on material frame support frame, and material frame slide rail connecting plate is L type structure, and material frame drawer slide rail is connected to the one end of material frame slide rail connecting plate, and the other end of material frame slide rail connecting plate is connected with the receipts material frame.

14. A laser coding device according to any one of claims 1 to 3, wherein: the camera is an upper camera and/or a lower camera, the upper camera is arranged above the product feeding mechanism, and a lens of the upper camera faces the product feeding mechanism; the lower camera is arranged on a workbench positioned in the stroke range of the material moving mechanism, and a lens of the lower camera is arranged upwards.

15. A laser coding device according to any one of claims 1 to 3, wherein: the laser coding equipment further comprises a partition plate feeding mechanism and a partition plate receiving frame, the partition plate feeding mechanism is the same as the product feeding mechanism in structure, the partition plate receiving frame is the same as the product receiving frame in structure, and the partition plate feeding mechanism and the partition plate receiving frame are located within the stroke range of the material moving mechanism.

16. A laser coding device according to any one of claims 1 to 3, wherein: the material moving mechanism is characterized by further comprising a defective product receiving frame, and the defective product receiving frame is arranged in the stroke range of the material moving mechanism.