CN208391279U

CN208391279U - A kind of double-sided laser marking device

Info

Publication number: CN208391279U
Application number: CN201820605836.8U
Authority: CN
Inventors: 王建刚; 董义; 徐庆生; 徐章地
Original assignee: Jiangsu Laser Technology Co Ltd
Current assignee: Jiangsu Laser Technology Co Ltd
Priority date: 2018-04-26
Filing date: 2018-04-26
Publication date: 2019-01-18
Anticipated expiration: 2028-04-26

Abstract

The utility model provides a kind of double-sided laser marking device, including rack and controller, the endowed mechanism of upper laser is disposed with along production run direction in the rack, reading code identification mechanism, lower laser marking mechanism and product export agency, vision-based detection mechanism is provided in the endowed mechanism of upper laser, and vision-based detection mechanism is connect with the endowed mechanism signal of upper laser, the reading code identification mechanism is connect with lower laser marking mechanism signal, the endowed mechanism of upper laser, reading code identification mechanism, lower laser marking mechanism, and vision-based detection mechanism is electrically connected with the controller.The apparatus structure is simple, bottle cap precise positioning is realized by vision-based detection mechanism, the double-sided marking to bottle cap is realized by the endowed mechanism of upper laser and lower laser marking mechanism, endowed effect is accurately differentiated by reading code identification mechanism and to being unsatisfactory for that bottle cap is required to reject, multiple functions together as one is realized the automation of holonomic system by the double-sided laser marking device.

Description

A kind of double-sided laser marking device

Technical field

The utility model belongs to laser marking technical field, and in particular to a kind of double-sided laser marking device.

Background technique

The beverage or bottled water plastic bottle closure in fast-moving consumer goods field generally mark the date of manufacture by the way of ink-jet The alphanumeric of lot number etc, this ink-jet mode information content is small, and ink is easy to be wiped by organic solvent, while can also be with It is easy to be imitated.The endowed technology of laser is because the mark generated is permanent, it is not easy to be wiped free of, laser is endowed increasingly More is used on commodity counterfeit prevention, while the links that many commodity are needed to produce it, be processed, circulating and selling carry out Retrospect, this also further promotes the endowed technology of laser in the application in fast-moving consumer goods field.

Also have using laser labelling two dimensional code and date of manufacture, lot number plain code at present, but also just for common product by Manual operation carries out the endowed specific installation of laser；For having vision positioning requirement, top indicator two dimensional code, the bottom mark of product Remember that the two dimensional code of associated plain code and bottle cap detects identification, rejected product automatic rejection, the not automation of holonomic system Solution.

Utility model content

The purpose of the utility model is to overcome existing laser marking equipments to have a single function, and is not able to satisfy vision in labeling process The problems such as positioning, the automatic detection of rejected product identification.

For this purpose, the utility model provides a kind of double-sided laser marking device, including rack and controller, in the rack The endowed mechanism of upper laser, reading code identification mechanism, lower laser marking mechanism and product export are disposed with along production run direction Mechanism is provided with vision-based detection mechanism in the upper endowed mechanism of laser, and vision-based detection mechanism and the endowed mechanism of upper laser believe Number connection, the reading code identification mechanism connect with lower laser marking mechanism signal, the endowed mechanism of the upper laser, reading code cognitron Structure, lower laser marking mechanism and vision-based detection mechanism are electrically connected with the controller.

As one of embodiment, it is provided with turntable in the rack, circumferentially-spaced is equipped on the disk edge along its Several positioning fixtures, the endowed mechanism of the upper laser, reading code identification mechanism, lower laser marking mechanism and product export agency edge Turntable rotation direction is set gradually, and the endowed mechanism of the upper laser, reading code identification mechanism and product export agency are located at described turn Above disk, the lower laser marking mechanism is located at below the turntable.

As one of embodiment, it is provided with testing agency on the previous station of the upper endowed mechanism of laser, the detection Mechanism includes opposite type sensor, and the opposite type sensor is located at the surface of positioning fixture, and the emission port of opposite type sensor is just Positioning fixture is arranged.

As one of embodiment, the upper endowed mechanism installation place of laser is provided with correction positioning mechanism, and the correction is fixed Position mechanism includes correction lower air cylinder and profiling locating piece, and the profiling locating piece is connect with correction lower air cylinder, and profiling is fixed Position block is located at right above positioning fixture.

As one of embodiment, the upper endowed mechanism of laser and lower laser marking mechanism include laser and are used for Adjust the elevating mechanism of laser focus；The laser of the endowed mechanism of upper laser is located at the surface of positioning fixture, described The laser of lower laser marking mechanism is located at the underface of positioning fixture.

As one of embodiment, the rack between the upper endowed mechanism of laser and lower laser marking mechanism, which is equipped with, is taken out The total interface of dirt is equipped with the first Chou Chen mechanism at the upper endowed mechanism of laser, is equipped at the lower laser marking mechanism Two Chou Chen mechanisms, first Chou Chen mechanism and the second Chou Chen mechanism are connect with the pumping total interface of dirt.

As one of embodiment, the vision-based detection mechanism includes vision light source and vision system CCD, the visual light The setting of source face positioning fixture, the vision system CCD are connect with the upper endowed mechanism signal of laser.

As one of embodiment, the product export agency includes for the rejecting component of substandard product and for closing The discharge component of lattice product, the rejecting component are connect with reading code identification mechanism signal.

As one of embodiment, the rejecting component includes pushing absorption cylinder, is connected to pushing absorption by bracket The first sucker and rejected product runner on cylinder, the rejected product runner is set to the outside of the turntable, under described Pressure absorption cylinder is located above rejected product runner, and first sucker is located at the top of positioning fixture.

As one of embodiment, the discharge component includes rotation double-station sucker and qualified product runner, the qualification Product runner is set to the outside of the turntable, and the rotation double-station sucker includes the second sucker, third sucker, rotary cylinder and Lower air cylinder, the rotary cylinder are fixed at the movable end of lower air cylinder, and second sucker and third sucker pass through branch Frame is connected on rotary cylinder, and the second sucker and third sucker are located at the top of positioning fixture and qualified product runner.

Compared with prior art, the utility model has the beneficial effects that this double-sided laser mark provided by the utility model Apparatus structure is simple, realizes bottle cap precise positioning by vision-based detection mechanism, passes through the endowed mechanism of upper laser and lower laser marking Mechanism realizes to the double-sided marking of bottle cap, by reading code identification mechanism accurately differentiate endowed effect and to be unsatisfactory for requiring bottle cap into Row is rejected, which realizes the automation of holonomic system for multiple functions together as one.

The utility model is described in further details below with reference to attached drawing.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model double-sided laser marking device；

Fig. 2 is each station structure distribution schematic diagram of the utility model double-sided laser marking device；

Fig. 3 is each station structure distribution top view of the utility model double-sided laser marking device；

Fig. 4 is the laser marking station structure schematic diagram of the utility model double-sided laser marking device；

Fig. 5 is correction positioning mechanism structural schematic diagram in the utility model double-sided laser marking device；

Fig. 6 is the product export agency structural schematic diagram of the utility model double-sided laser marking device.

Description of symbols: 1, rack；2, turntable；3, controller；4, shield；5, display；6, positioning fixture；7, it examines Survey mechanism；8, the endowed mechanism of upper laser；9, reading code identification mechanism；10, lower laser marking mechanism；11, product export agency；12, Second Chou Chen mechanism；13, vision-based detection mechanism；14, positioning mechanism is corrected；15, the first Chou Chen mechanism；16, the total interface of dirt is taken out； 17, profiling locating piece；18, lower air cylinder is corrected；19, rejected product runner；20, the first sucker；21, absorption cylinder is pushed；22, Lower air cylinder；23, rotary cylinder；24, third sucker；25, the second sucker；26, qualified product runner.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work All other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", "upper", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical Novel limitation.

Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply Ground includes one or more of the features；In the description of the present invention, unless otherwise indicated, " multiple ", " several " It is meant that two or more.

As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of double-sided laser marking device, including 1 He of rack are present embodiments provided Controller 3 is disposed with the endowed mechanism 8 of upper laser along production run direction in the rack 1, reading code identification mechanism 9, lower swashs Light marking mechanism 10 and product export agency 11 are provided with vision-based detection mechanism 13, and vision in the upper endowed mechanism 8 of laser Testing agency 13 connect with endowed 8 signal of mechanism of upper laser, and the reading code identification mechanism 9 connects with lower 10 signal of laser marking mechanism Connect, the endowed mechanism 8 of the upper laser, reading code identification mechanism 9, lower laser marking mechanism 10 and vision-based detection mechanism 13 with Controller electrical connection.

The embodiment of refinement, is provided with turntable 2 in the rack 1, circumferentially-spaced is equipped on 2 edge of turntable along its Several positioning fixtures 6, the endowed mechanism 8 of the upper laser, reading code identification mechanism 9, lower laser marking mechanism 10 and product export Mechanism 11 is set gradually along 2 rotation direction of turntable.The present embodiment is designed using station dial, is divided by DD motor or cam Device drives turntable 2 to rotate, and allows each station to move at the same time, after the completion of each station movement, turntable 2 rotates identical when rotating every time Angle, repeat the movement of each station again, substantially increase production efficiency；Optimization, it can be by the positioning fixture 6 of each station Two fixtures are designed, operator disposably places two bottle caps, further improves production efficiency.Utilize the double-sided laser mark Device carries out laser marking to bottle cap, and detailed process is as follows: manually the bottle cap to mark is placed on positioning fixture 6 first, Turntable 2 is rotated to laser marking station, by the tool for needing marking area in vision-based detection mechanism 13 automatically detection identification bottle cap Body position, and the signal after will test is transferred to the endowed mechanism 8 of laser, the endowed mechanism of upper laser 8 is according to position signal in bottle Tops progress laser is endowed, and the bottle cap after top lasers are endowed is transmitted at reading code identification mechanism 9 and scans and recognizes, information It reads and successfully then sends the endowed two-dimensional barcode information of laser to lower laser marking mechanism 10, while the bottle cap after reading code identification passes It is sent at lower laser marking mechanism 10, lower laser marking mechanism 10 generates and two according to the data information content that reading code is successfully fed back Dimension code is associated one-to-one digital code, and carries out laser labelling, and the bottle cap after label is removed by product export agency 11, And the bottle cap of failure is read for 9 information of reading code identification mechanism, reading code identification mechanism 9 feeds back to the signal of reading code failure lower sharp Light marking mechanism 10, the signal that lower laser marking mechanism 10 receives reading code failure then will not carry out bottom laser to bottle cap and beat Mark, the bottle cap for reading failure later are removed by product export agency 11, and the automation double-sided marking to bottle cap has been achieved, And accurately differentiate endowed effect and to the purpose for being unsatisfactory for that bottle cap is required to be rejected, it meets multi-functional to laser mark printing device Requirement.

Testing agency is arranged on the previous station of the endowed mechanism 8 of upper laser as shown in Figure 2 and Figure 4 in the embodiment of optimization 7, the bottle cap that whether placed on positioning fixture 6 to mark, the detection are detected by testing agency 7 before carrying out laser marking Mechanism 7 includes opposite type sensor, and the opposite type sensor is located at the surface of positioning fixture 6, and the emission port of opposite type sensor Face positioning fixture 6 is arranged, and corresponding testing agency 7 is arranged two groups and passes to penetrating when two fixtures being arranged certainly, on positioning fixture 6 Whether sensor, being detected on two fixtures respectively has bottle cap；One or two is lacked on positioning fixture 6 when testing agency 7 detects When bottle cap, subsequent handling will directly ignore this position or turntable 2 shuts down and gives warning note, will lack to operator Equipment normal operation again again, effectively avoids post laser mark from flogging a dead horse after the bottle cap polishing of mistake.

Further, as shown in Figure 4 and Figure 5, endowed 8 installation place of mechanism of the upper laser is provided with correction positioning mechanism 14, the bottle cap position on positioning fixture 6 is corrected by correction positioning mechanism 14, which includes calming the anger under correction Cylinder 18 and profiling locating piece 17, the profiling locating piece 17 are connect with correction lower air cylinder 18, and profiling locating piece 17 is positioned at fixed Right above position fixture 6, by correction lower air cylinder 18 drive profiling locating piece 17 move downward by the bottle cap on positioning fixture 6 into Row positioning is fixed, it is ensured that the bottle cap position consistency on each positioning fixture 6, so that it is guaranteed that subsequent vision-based detection and upper laser are endowed When bottle cap position will not change；Can reduce in this way because product bottle cap shift in position or bottle cap position disunity to vision-based detection, The endowed influence of laser, improves the precision of laser marking.

Specifically, as shown in figure 4, the endowed mechanism 8 of the upper laser and lower laser marking mechanism 10 include laser and For adjusting the elevating mechanism of laser focus；The laser of the endowed mechanism 10 of upper laser be located at positioning fixture 6 just on Side, the laser of the lower laser marking mechanism 10 is located at the underface of positioning fixture, and is required according to bottle cap material and mark, Optical fiber, ultraviolet, CO can be selected in laser₂Or green light；The vision-based detection mechanism 13 includes vision light source and vision system CCD, The vision light source face positioning fixture 6 is arranged, and the vision system CCD is connect with upper endowed 8 signal of mechanism of laser.To After the bottle cap of mark goes to the positioning fixation of laser marking station, the vision light source for first passing through vision-based detection mechanism 13 is absorbed to mark The image information of bottle cap, vision system CCD carries out image information to be processed into digital information, thus automatic identification positioning bottle-cover On need marking area specific location coordinate, and the position coordinate value after will test is sent to the endowed mechanism 8 of laser, on The endowed mechanism 8 of laser adjusts the position of laser labelling two dimensional code, angle according to coordinate value, and by laser in Bottle cap top Carry out laser labelling two dimensional code；After the completion of Bottle cap top marks two dimensional code, pass through 9 scanning recognition Bottle cap top of reading code identification mechanism The two dimensional code of label, wherein code reader can be selected in reading code identification mechanism 9, if code reader successfully reads the two dimension of Bottle cap top label The two-dimensional barcode information is then sent to the laser of lower laser marking machine 10 by code, laser according to the data content of feedback generate with Two dimensional code is associated one-to-one digital code, and carries out laser labelling in bottle cap bottom, to complete to swash bottle cap bottom Light mark；If code reader fails to the two dimensional code reading code that Bottle cap top marks, the signal of reading code failure is fed back into lower laser The laser of marking machine 10, laser will not carry out mark to bottle cap bottom at this time, and such reading code failure does not mark bottle cap bottom Plain code can be easily discriminated qualified product and rejected product；Bottle cap is realized double by the laser marking station in the present embodiment Face is endowed, and by reading code identification mechanism 9 accurately differentiates endowed effect and to being unsatisfactory for that bottle cap is required to reject, this process from Dynamicization operation, improves the precision and production efficiency of mark.It advanced optimizes, in order to purify generation during laser marking Flue dust, rack 1 between the upper endowed mechanism 8 of laser and lower laser marking mechanism 10, which is equipped with, takes out the total interface 16 of dirt, institute It states and the first Chou Chen mechanism 15 is installed at the endowed mechanism 8 of laser, second pumping dirt is installed at the lower laser marking mechanism 10 Mechanism 12, first Chou Chen mechanism 15 and the second Chou Chen mechanism 12 are connect with the pumping total interface 16 of dirt, wherein first takes out dirt machine The air purifier with filtering function can be selected in structure 15 and the second Chou Chen mechanism 12, works independently, have electric leakage, phase shortage and Overload protection arrangement, the first Chou Chen mechanism 15 and the second Chou Chen mechanism 12 are respectively to the endowed mechanism of upper laser 8 and lower laser marking Gas and dust that mechanism 10 distributes during laser marking etc. carry out dust suction and overanxious etc., improve production work environment.

As shown in fig. 6, the product export agency 11 includes producing for the rejecting component of substandard product and for qualified The discharge component of product, the rejecting component are connect with 9 signal of reading code identification mechanism, and reading code identification mechanism 9 marks Bottle cap top Two dimensional code reading code failure when, reading code failure signal is fed back into rejecting component, at this time reject component underproof bottle cap is picked It removes, a kind of specific embodiment, the rejecting component includes pushing absorption cylinder 21, is connected to pushing adsorbed gas by bracket The first sucker 20 and rejected product runner 19 on cylinder 21, the rejected product runner 19 are set to the outer of the turntable 2 Side, the pushing absorption cylinder 21 is located at 19 top of rejected product runner, and first sucker 20 is located at the upper of positioning fixture 6 Side, after rejecting the signal that component receives the failure of 9 reading code of reading code identification mechanism, the first sucker 20 is in the work for pushing absorption cylinder 21 Underproof bottle cap on vacsorb positioning fixture 6 is moved downward under, and is placed into rejected product runner 19, is not conformed to The bottle cap of lattice is transmitted in unqualified items hopper along rejected product runner 19；And what reading code identification mechanism 9 marked Bottle cap top When the success of two dimensional code reading code, the signal that component does not receive the failure of 9 reading code of reading code identification mechanism is rejected, component is rejected and does not work, The bottle cap on positioning fixture 6 turns at discharge component at this time, qualified bottle cap is removed turntable by discharge component, specifically , the discharge component includes rotation double-station sucker and qualified product runner 26, and the qualified product runner 26 is set to described turn The outside of disk 2, the rotation double-station sucker include the second sucker 25, third sucker 24, rotary cylinder 23 and lower air cylinder 22, The rotary cylinder 23 is fixed at the movable end of lower air cylinder 22, and second sucker 25 and third sucker 24 pass through bracket It is connected on rotary cylinder 23, and the second sucker 25 and third sucker 24 are located at positioning fixture 6 and qualified product runner 26 Top, when the successful bottle cap of reading code is transmitted at discharge component, lower air cylinder 22 drives rotary cylinder 23 and the second sucker 25, the Three suckers, 24 downlink, the second sucker 25 are drawn the bottle cap of mark qualification on positioning fixture 6, are then rotated after 22 uplink of lower air cylinder Cylinder 23 drives the second sucker 25 and third sucker 24 to rotate 180 degree, and third sucker 24 corresponds to above turntable 2 at this time, and second Sucker 25 is located at 26 top of qualified product runner, and lower air cylinder 22 drives rotary cylinder 23 and the second sucker 25, third sucker 24 again Downlink, third sucker 24 draws the bottle cap on positioning fixture 6 at this time, while the bottle cap drawn is placed in conjunction by the second sucker 25 Qualified product body feed tank is sent in lattice product runner 26, such circulation action realizes another suction while a sucker crawl bottle cap Bottle cap is put into qualified product runner by disk, is improved product and is removed efficiency.

In addition, in order to which each equipment to the device is protected, it is provided with shield 4 in the rack 1, and the protection Settable display 5 on cover 4, the display 5 are electrically connected with the reading code identification mechanism 9 and vision-based detection mechanism 13, by aobvious Show that device 5 can identify that picture carries out to the reading code for the vision positioning picture and reading code identification mechanism 9 that vision-based detection mechanism 13 detects It has been shown that, convenient for the observation of staff.

In conclusion this double-sided laser marking device structure of the utility model is simple, by vision-based detection, mechanism is realized Bottle cap precise positioning is realized to the double-sided marking of bottle cap by the endowed mechanism of upper laser and lower laser marking mechanism, passes through reading code Identification mechanism accurately differentiates endowed effect and to being unsatisfactory for that bottle cap is required to reject, and the double-sided laser marking device is by a variety of function Energy together as one, and realize the automation of holonomic system.

Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model Limitation, within all designs the same or similar with the utility model all belong to the scope of protection of the present invention.

Claims

1. A double-sided laser marking device, characterized in that: it comprises a rack and a controller, and the rack is sequentially provided with an upper laser coding mechanism, a code reading identification mechanism, and a lower laser marking mechanism along the production running direction. and the product exporting mechanism, the upper laser coding mechanism is provided with a visual detection mechanism, and the visual detection mechanism is signally connected with the upper laser coding mechanism, the code reading identification mechanism is signally connected with the lower laser marking mechanism, and the upper laser marking mechanism is signally connected. The laser code assignment mechanism, the code reading identification mechanism, the lower laser marking mechanism and the visual detection mechanism are all electrically connected with the controller.

2 . The double-sided laser marking device according to claim 1 , wherein a turntable is arranged on the frame, and several positioning fixtures are arranged on the edge of the turntable at intervals along its circumferential direction, and the upper laser The code assignment mechanism, the code reading identification mechanism, the lower laser marking mechanism and the product export mechanism are arranged in sequence along the rotation direction of the turntable. The upper laser code assignment mechanism, the code reading identification mechanism and the product export mechanism are located above the turntable. The laser marking mechanism is located below the turntable.

3 . The double-sided laser marking device according to claim 2 , wherein a detection mechanism is provided on the previous station of the upper laser coding mechanism, and the detection mechanism comprises an opposite-beam sensor. The sensor is located just above the positioning fixture, and the emission port of the through-beam sensor is set directly against the positioning fixture.

4. The double-sided laser marking device as claimed in claim 2, characterized in that: a correction positioning mechanism is provided at the installation place of the upper laser coding mechanism, and the correction positioning mechanism comprises a correction pressing cylinder and a profiling positioning block, The profiling positioning block is connected with the straightening and pressing cylinder, and the profiling positioning block is located just above the positioning fixture.

5. The double-sided laser marking device according to claim 2, wherein the upper laser coding mechanism and the lower laser marking mechanism both comprise a laser and a lifting mechanism for adjusting the focal length of the laser; the upper laser The laser of the coding mechanism is located directly above the positioning fixture, and the laser of the lower laser marking mechanism is located directly below the positioning fixture.

6 . The double-sided laser marking device according to claim 5 , wherein the frame between the upper laser marking mechanism and the lower laser marking mechanism is provided with a dust extraction general interface, and the upper laser A first dust extraction mechanism is installed at the coding mechanism, a second dust extraction mechanism is installed at the lower laser marking mechanism, and both the first dust extraction mechanism and the second dust extraction mechanism are connected with the dust extraction general interface.

7 . The double-sided laser marking device according to claim 2 , wherein the visual detection mechanism comprises a visual light source and a visual system CCD, the visual light source is arranged facing the positioning fixture, and the visual system CCD is connected to the CCD. 8 . Signal connection of the above laser coding mechanism.

8 . The double-sided laser marking device according to claim 2 , wherein the product exporting mechanism comprises a rejecting assembly for unqualified products and a discharging assembly for qualified products, and the rejecting assembly is connected with the readout assembly. 9 . Code identification mechanism signal connection.

9 . The double-sided laser marking device according to claim 8 , wherein the rejecting component comprises a lower-pressure adsorption cylinder, a first suction cup connected to the lower-pressure adsorption cylinder through a bracket, and a flow channel for unqualified products, 10 . The unqualified product flow channel is arranged on the outer side of the turntable, the downward pressure adsorption cylinder is located above the unqualified product flow channel, and the first suction cup is located above the positioning fixture.

10 . The double-sided laser marking device according to claim 8 , wherein the unloading assembly comprises a rotary double-station suction cup and a qualified product flow channel, and the qualified product flow channel is arranged on the outer side of the turntable. 11 . , the rotating double-position suction cup includes a second suction cup, a third suction cup, a rotating cylinder and a pressing cylinder, the rotating cylinder is fixedly arranged on the movable end of the pressing cylinder, and the second suction cup and the third suction cup are connected to each other through a bracket. On the rotating cylinder, the second suction cup and the third suction cup are respectively located above the positioning fixture and the qualified product flow channel.